CN110027956B - Passenger conveyor monitoring system - Google Patents
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- CN110027956B CN110027956B CN201910353997.1A CN201910353997A CN110027956B CN 110027956 B CN110027956 B CN 110027956B CN 201910353997 A CN201910353997 A CN 201910353997A CN 110027956 B CN110027956 B CN 110027956B
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- 238000010191 image analysis Methods 0.000 claims abstract description 47
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/0006—Monitoring devices or performance analysers
- B66B5/0018—Devices monitoring the operating condition of the elevator system
- B66B5/0031—Devices monitoring the operating condition of the elevator system for safety reasons
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
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Abstract
The invention discloses a monitoring system of passenger conveying equipment, wherein an image acquisition device acquires a monitoring video of the passenger conveying equipment, and an image analysis device identifies whether a passenger dangerous condition exists according to the monitoring video; if the dangerous situation of the passenger exists, a dangerous prompt signal comprising an identification code of the image acquisition device is sent to a remote monitoring device, and a video is displayed on a user interaction device according to the identification code; when the remote operation device is triggered, the logic control device controls the safety circuit of the passenger conveying device passenger carrying mechanism in the dangerous situation of passengers to stop the passenger conveying device immediately. The monitoring system of the passenger conveying equipment can automatically complete the identification of the dangerous situation of passengers on each manned mechanism of the passenger conveying equipment, and is convenient for personnel in a monitoring room to immediately respond according to videos under the dangerous situation so as to prevent the further expansion of the dangerous situation.
Description
Technical Field
The invention relates to elevator technology, in particular to a passenger conveying equipment monitoring system.
Background
In the technical field of monitoring of passenger conveying equipment, although a monitoring room can take cameras near all manned mechanisms of the passenger conveying equipment to observe real-time videos, when dangerous situations of passengers exist on the manned mechanisms of the passenger conveying equipment, as personnel in the monitoring room need to monitor not only a plurality of manned mechanisms but also equipment such as fire protection, illumination, fans and the like, the personnel in the monitoring room can not find out and intervene in time in the face of such massive data; if no human intervention is available near the manned structure where the dangerous situation of the passenger occurs, the dangerous situation may be worsened after the occurrence, and the dangerous situation may cause death of the passenger when serious.
In order to solve the above problems. The technical scheme which is easier to think is that the dangerous situation of passengers on the manned mechanism is automatically identified by an image identification mode, when the dangerous situation occurs, video is popped up on a user interaction device of a monitoring room, the same number of entity scram switches are configured nearby the user interaction device according to the number of the monitored manned mechanism, and each scram switch is connected to a safety loop of the corresponding manned mechanism; the system has the advantages that the plurality of switches are arranged together, when danger is actually generated, monitoring room personnel not only need to confirm videos, but also need to search corresponding emergency stop switches according to the ladder number prompted by the videos, so that the emergency response speed is greatly reduced; in an emergency, a monitoring room personnel may press a wrong emergency stop switch in a panic, so that a passenger carrying mechanism which should not be stopped is emergently stopped, and passengers may fall down and be injured due to the wrong stop.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a monitoring system of passenger conveying equipment, which is convenient for personnel in a monitoring room to immediately respond according to videos under dangerous conditions so as to prevent further expansion of dangerous situations.
In order to solve the technical problems, the passenger conveying equipment monitoring system provided by the invention comprises an image acquisition device 1, an image analysis device 2 and a remote monitoring device 3;
The remote monitoring device 3 comprises a user interaction device 4, a logic control device 5 and a remote operation device 6;
the passenger conveyor comprises at least one manned mechanism;
the image acquisition device 1 and the image analysis device 2 are connected with the remote monitoring device 3;
the image acquisition device 1 acquires a monitoring video of passenger conveying equipment, and different image acquisition devices 1 have different identification codes, wherein the identification codes uniquely correspond to the image acquisition devices 1;
the image analysis device 2 analyzes whether the dangerous condition of passengers exists in the monitoring video acquired by the image acquisition device 1; when the image analysis device 2 judges that the dangerous situation of the passenger exists in the monitoring video acquired by one image acquisition device 1, the image analysis device 2 sends a dangerous prompt signal to the remote monitoring device 3; the danger prompt signal at least comprises an identification code of the image acquisition device;
the user interaction device 4 displays the monitoring video acquired by the image acquisition device 1 in real time and/or the monitoring video before playback according to the identification code of the image acquisition device;
the logic control device 5 is used for binding the corresponding manned mechanism of the passenger conveying equipment with the remote operation device 6 according to the identification code of the image acquisition device, and when the remote operation device 6 is triggered, the logic control device 5 controls the safety loop of the bound manned mechanism to stop the manned mechanism immediately.
Preferably, the manned mechanism is an escalator, a moving walk or a vertical lift.
Preferably, the remote operation device is an independently operated physical switch or a virtual key displayed on the interface of the user interaction device 4.
Preferably, the passenger conveying device comprises N passenger carrying mechanisms, wherein N is a positive integer;
each manned organization collects the monitoring video by an image collecting device 1.
Preferably, the image analysis device 2 sends the danger prompt signal to the user interaction device 4 of the remote monitoring device 3;
the user interaction device 4 sends a safety control signal to the logic control device 5 after receiving the danger prompt signal, wherein the safety control signal comprises an image acquisition device identification code in the danger prompt signal;
the logic control device 5 is configured to bind the corresponding manned mechanism of the passenger conveying apparatus with the remote operation device 6 according to the image acquisition device identification code in the received safety control signal, and when the remote operation device 6 is triggered, the logic control device 5 controls the safety loop of the bound manned mechanism, so that the manned mechanism is immediately stopped.
Preferably, after the user interaction device 4 receives the danger prompt signal, the user interaction device 4 displays the monitoring video and/or the monitoring video before playback, which are acquired by the image acquisition device in real time, according to the identification code of the image acquisition device in the danger prompt signal sent by the image analysis device 2.
Preferably, the logic control device 5 returns the identification code of the image acquisition device in the security control signal to the user interaction device 4 after receiving the security control signal;
the user interaction device 4 displays the monitoring video collected by the image collection device in real time and/or the monitoring video before playback on the user interaction device 4 according to the identification code of the image collection device returned by the logic control device 5.
Preferably, the image analysis device 2 sends a danger prompt signal to the logic control device 5 of the remote monitoring device 3;
the logic control device 5 binds the corresponding manned mechanism of the passenger conveying equipment with the remote operation device 6 according to the image acquisition device identification code in the received danger prompt signal, and simultaneously sends the image acquisition device identification code to the user interaction device 4, and when the remote operation device 6 is triggered, the logic control device 5 controls the safety loop of the bound manned mechanism to stop the manned mechanism immediately;
and the user interaction device 4 displays the monitoring video collected by the image collection device in real time and/or the monitoring video before playback according to the identification code of the image collection device sent by the logic control device 5.
Preferably, each image acquisition device 1 acquires real-time video of at least one adjacent manned mechanism;
the image analysis device 2 judges which passenger carrying mechanism corresponding to the image acquisition device 1 has the passenger dangerous situation according to the pre-divided area and sends a dangerous prompt signal to the user interaction device 4, wherein the dangerous prompt signal comprises the identification code of the image acquisition device and the characteristic code of the passenger carrying mechanism with the passenger dangerous situation;
the user interaction device 4 sends a safety control signal to the logic control device 5 after receiving the danger prompt signal, wherein the safety control signal comprises an image acquisition device identification code in the danger prompt signal and a manned mechanism feature code of a dangerous condition of a passenger;
the logic control device 5 is configured to bind the corresponding manned mechanism of the passenger conveying apparatus with the remote operation device 6 according to the image acquisition device identification code and the manned mechanism feature code of the passenger dangerous situation in the received safety control signal, and when the remote operation device 6 is triggered, the logic control device 5 controls the safety loop of the bound manned mechanism, so that the manned mechanism is immediately stopped.
Preferably, the manned organization feature code includes a manned organization number.
Preferably, the manned machine feature code further includes a manned machine running direction.
Preferably, the image analysis server analyzes and identifies whether the dangerous condition of the passenger and the corresponding dangerous type of the passenger exist according to the monitoring video, different dangerous types of the passenger have different dangerous type identification codes, and if the dangerous condition of the passenger exists, a dangerous prompt signal is sent to the remote monitoring device 3 in real time, wherein the dangerous prompt signal comprises the dangerous type identification codes and the image acquisition device identification codes;
the user interaction device 4 sends out different warning information according to different dangerous types.
Preferably, the passenger hazard type comprises at least one of a fall of a passenger, a congestion at an exit, a reverse entrance of the passenger, and a ride of a baby carriage.
Preferably, when the passenger falls down, the user interaction device 4 sends out warning information in a mode of text display, voice prompt, lamplight and alarm sound, and prompts personnel in the monitoring room to stop the manned mechanism immediately by operating the remote operation device 6 after the personnel in the monitoring room confirms the display video manually;
when the dangerous type of the passenger is that the exit is jammed, the user interaction device 4 prompts personnel in a monitoring room to manually confirm and display the video in a mode of text display, voice prompt, light and alarm sound, immediately stops the manned mechanism by operating the remote operation device 6, and prompts the passenger at the manned mechanism in a mode of voice prompt;
The dangerous type of the passengers is that the user interaction device 4 prompts the passengers at the manned mechanism only by means of voice prompt when the passengers reversely enter or carry the baby carriage to take a ride.
Preferably, the logic control device 5 further comprises a power module and a power abnormality monitoring module;
the power supply module is used for converting the input system voltage into working voltage and supplying power for the logic control device 5;
the power supply abnormality monitoring module is used for monitoring system voltage and working voltage, and if the system voltage or the working voltage exceeds a limiting range, the power supply module is controlled to cut off the output working voltage.
Preferably, if the system voltage exceeds the limit range, the power abnormality monitoring module sends a system power alarm signal to the user interaction device 4.
Preferably, a normally closed contact and/or a normally open contact of a relay and/or a contactor are connected in series in a safety circuit of the manned mechanism, and the logic control device 5 controls the safety circuit of the manned mechanism through the relay and/or the contactor;
the relay and the contactor are provided with a normally open contact and a normally closed contact, and the normally open contact and the normally closed contact can be mechanically ensured not to be closed at the same time.
Preferably, the logic control device 5 monitors the real-time state of the normally open contact and/or the normally closed contact of the relay and the contactor, and when the state of the relay and the contactor is not consistent with the expected state, the logic control device 5 sends an alarm signal to the user interaction device 4 and/or displays alarm information on the logic control device 5 to remind a worker to confirm the reason of the abnormality as soon as possible.
Preferably, the input loop, the output loop and the logic processing unit in the logic control device 5 are all of a dual-channel design, when the system runs, the two channels continuously perform data comparison, and when the data of the two channels are detected to be inconsistent, the logic control device 5 sends an alarm signal to the user interaction device 4 and/or displays alarm information on the logic control device (5), so that a worker is reminded of confirming the abnormal situation as soon as possible.
Preferably, the logic control device 5 further comprises an input/output self-checking loop;
for the remote operation device 6, which is an input loop, when the logic control device 5 does not receive the identification code of the image acquisition device and the logic control device 5 detects that the remote operation device 6 is triggered, the logic control device 5 sends an alarm signal to the user interaction device 4 and/or displays alarm information on the logic control device (5) to remind a worker to confirm abnormal conditions as soon as possible.
Preferably, for the output loop, i.e. the control loop and normally closed contact and/or normally open contact of the relay and the coil of the contactor in the safety loop of the manned mechanism, the logic control device 5 enters the output loop self-checking mode when being electrified each time or periodically, and at this time, the self-checking is performed on the output loop and the relay and the contactor by means of time-sharing attraction and disconnection of the relay and the contactor.
Preferably, the logic control device 5 adopts a safety PLC or a safety controller based on the requirements of GB 20438.
Preferably, the image analysis device 2 is integrated with the image acquisition device 1; or,
the image analysis device 2 is integrated with a remote monitoring device 3.
Preferably, the user interaction device 4, the logic control device 5 and the remote operation device 6 in the remote monitoring device 3 are integrated in pairs or all three.
According to the passenger conveying equipment monitoring system, only one independent remote operation device is arranged in the monitoring room, when a passenger dangerous situation occurs in the manned mechanism, monitoring room personnel only need to confirm videos, and correct remote operation devices do not need to be confirmed and selected, so that the monitoring room personnel can respond immediately according to the videos under the dangerous situation, the emergency response speed is improved, further expansion of the dangerous situation is prevented, and secondary accidents caused by misoperation are avoided.
Drawings
In order to more clearly illustrate the technical solutions of the present invention, the following brief description of the drawings is given for the purpose of the present invention, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings can be obtained according to these drawings without the need for inventive work for a person skilled in the art.
FIG. 1 is a schematic structural view of an embodiment of a passenger conveyor monitoring system of the present invention;
FIG. 2 is a schematic structural view of another embodiment of the passenger conveyor monitoring system of the present invention;
FIG. 3 is a schematic structural view of another embodiment of the passenger conveyor monitoring system of the present invention;
fig. 4 is a schematic diagram of the structure of the output self-checking loop of the passenger conveyor monitoring system of the present invention.
Description of the reference numerals
1, an image acquisition device; 2 an image analysis device; 3, a remote monitoring device; 4, a user interaction device; 5 logic control means; 6 remote operation device.
Detailed Description
The following description of the embodiments of the present invention will be made more apparent and fully hereinafter with reference to the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
As shown in fig. 1, 2 and 3, the passenger conveying equipment monitoring system comprises an image acquisition device 1, an image analysis device 2 and a remote monitoring device 3;
the remote monitoring device 3 comprises a user interaction device 4, a logic control device 5 and a remote operation device 6;
the passenger conveyor comprises at least one manned mechanism;
the image acquisition device 1 and the image analysis device 2 are connected with a remote monitoring device 3.
The image acquisition device 1 acquires a monitoring video of passenger conveying equipment, and different image acquisition devices 1 have different identification codes, wherein the identification codes uniquely correspond to the image acquisition devices 1;
the image analysis device 2 analyzes whether the dangerous condition of passengers exists in the monitoring video acquired by the image acquisition device 1; when the image analysis device 2 judges that the dangerous situation of the passenger exists in the monitoring video acquired by one image acquisition device 1, the image analysis device 2 sends a dangerous prompt signal to the remote monitoring device 3; the danger prompt signal at least comprises an identification code of the image acquisition device;
the user interaction device 4 displays the monitoring video acquired by the image acquisition device 1 in real time and/or the monitoring video before playback according to the identification code of the image acquisition device;
The logic control device 5 is used for binding the corresponding manned mechanism of the passenger conveying equipment with the remote operation device 6 according to the identification code of the image acquisition device, and when the remote operation device 6 is triggered, the logic control device 5 controls the safety loop of the bound manned mechanism to stop the manned mechanism immediately.
Preferably, the manned mechanism is an escalator, a moving walk or a vertical lift.
Preferably, the remote operation device is an independently operated physical switch.
Preferably, the remote operation device 6 is a virtual key displayed on the interface of the user interaction device 4.
In the monitoring system of the passenger conveying equipment of the first embodiment, only one independent remote operation device is configured in the monitoring room, when the passenger dangerous situation occurs in the manned mechanism, the personnel in the monitoring room only need to confirm the video, do not need to confirm and select the correct remote operation device, so that the personnel in the monitoring room can immediately respond according to the video under the dangerous situation, the speed of emergency response is improved, further expansion of the dangerous situation is prevented, and the secondary accident caused by misoperation is avoided.
Example two
As shown in fig. 1 and 2, the passenger conveying device comprises N passenger carrying mechanisms, where N is a positive integer;
Each manned mechanism is respectively provided with an image acquisition device 1 for acquiring monitoring videos, wherein the image acquisition devices are respectively 1 (1) and 1 (2) … (N).
In the passenger conveyor monitoring system of the second embodiment, the image acquisition device 1 transmits the monitoring video of the passenger conveyor to the image analysis device 2, and the image analysis device 2 analyzes all the monitoring videos to determine whether a passenger dangerous situation exists. If the passenger dangerous situation is found in the monitoring video acquired by the No. 1 (2) image acquisition device, the image analysis device 2 sends a dangerous prompt signal to the user interaction device 4, the dangerous prompt signal comprises the identification code of the image acquisition device 1 (2), and the identification code of the No. 1 (2) image acquisition device corresponds to the No. 2 manned device one by one because of the correspondence of one manned device and the image acquisition device 1, and the user interaction device 4 displays the real-time video of the No. 2 manned device and/or the monitoring video before playback.
Example III
In the passenger conveying equipment monitoring system according to the second embodiment, as shown in fig. 1, the image analysis device 2 sends a danger prompt signal to the user interaction device 4 of the remote monitoring device 3;
the user interaction device 4 sends a safety control signal to the logic control device 5 after receiving the danger prompt signal, wherein the safety control signal comprises an image acquisition device identification code in the danger prompt signal;
The logic control device 5 is configured to bind the corresponding manned mechanism of the passenger conveying apparatus with the remote operation device 6 according to the image acquisition device identification code in the received safety control signal, and when the remote operation device 6 is triggered, the logic control device 5 controls the safety loop of the bound manned mechanism, so that the manned mechanism is immediately stopped.
In the passenger conveying apparatus monitoring system of the third embodiment, the monitoring room personnel confirms whether the passenger dangerous situation occurs in the video of the image acquisition device 1 (2), if not, the monitoring room personnel does not respond, if so, the monitoring room personnel triggers the remote operation device 6, the logic control device 5 disconnects the safety loop of the No. 2 manned mechanism through the relays or the contactors SR2A, SR2B, and then stops the No. 2 manned mechanism.
Example IV
In the passenger conveying equipment monitoring system according to the third embodiment, as shown in fig. 1, after receiving the danger prompt signal, the user interaction device 4 displays the monitoring video collected by the image collection device in real time and/or the monitoring video before playback on the user interaction device 4 according to the identification code of the image collection device in the danger prompt signal sent by the image analysis device 2.
Example five
In the passenger conveying equipment monitoring system according to the third embodiment, as shown in fig. 1, the logic control device 5 returns the identification code of the image acquisition device in the security control signal to the user interaction device 4 after receiving the security control signal;
and the user interaction device 4 displays the monitoring video collected by the image collection device in real time and/or the monitoring video before playback according to the identification code of the image collection device returned by the logic control device 5.
In the passenger conveying equipment monitoring system of the fifth embodiment, if the passenger dangerous situation occurs in the monitoring video acquired by the number 1 (2) image acquisition device, the image analysis device 2 sends a dangerous prompt signal to the user interaction device 4, the dangerous prompt signal comprises the identification code of the number 1 (2) image acquisition device, the user interaction device 4 sends a safety control signal comprising the identification code of the number 1 (2) image acquisition device to the logic control device 5, and after receiving the safety control signal, the logic control device 5 binds the corresponding manned mechanism of the passenger conveying equipment with the remote operation device 6 according to the identification code of the image acquisition device in the received safety control signal, and when the remote operation device 6 is triggered, the logic control device 5 controls the safety loop of the bound manned mechanism to stop the manned mechanism immediately; the logic control device 5 transmits the identification code of the image acquisition device in the safety control signal back to the user interaction device 4, and the user interaction device 4 displays real-time video corresponding to the manned mechanism and/or monitoring video before playback, namely video of the No. 2 manned mechanism according to the identification code of the image acquisition device transmitted back by the logic control device 5. The monitoring room personnel confirms whether the dangerous condition of the passenger occurs in the video, if not, the monitoring room personnel does not respond, if so, the monitoring room personnel triggers the remote operation device 6, and the logic control device 5 cuts off the safety loop of the No. 2 manned mechanism through the relays or contactors SR2A and SR2B so as to stop the manned mechanism.
In the passenger conveying equipment monitoring system of the fifth embodiment, the logic control device 5 increases the return of the identification code of the image acquisition device, so that the occurrence of an event that the manned mechanism in the video displayed by the user interaction device 4 is inconsistent with the manned mechanism bound by the logic control device 5 due to communication errors and the like is prevented. For example: if the passenger dangerous situation occurs in the manned mechanism No. 2, if the user interaction device 4 directly displays the video of the manned mechanism No. 2, but the image acquisition device identification code in the safety control signal received by the logic control device 5 is the 1 (3) image acquisition device identification code due to communication errors and other reasons, the logic control device 5 can bind the relays or contactors SR3A and SR3B of the safety loop of the manned mechanism No. 3; at this time, if the monitoring room personnel trigger the remote operation device 6, the No. 3 manned mechanism which does not have the dangerous situation of the passenger will be stopped, the No. 2 manned mechanism which originally has the dangerous situation of the passenger cannot be stopped, and the stopping of the No. 3 manned mechanism may cause the falling of the passenger. When the image acquisition device identification code is adopted for returning, even if the logic control device 5 is wrongly bound with the relay or the contactor SR3A and SR3B of the safety loop of the No. 3 manned mechanism, the user interaction device 4 displays the monitoring video acquired by the No. 1 (3) image acquisition device in real time according to the returned image acquisition device identification code, at the moment, personnel in the monitoring room find that the dangerous situation of passengers does not occur after checking, and at the moment, the personnel in the monitoring room will not respond, thereby avoiding the secondary accident caused by wrongly stopping the No. 3 manned mechanism.
Example six
Based on the passenger conveying equipment monitoring system of the second embodiment, the image analysis device 2 sends a danger prompt signal to the logic control device 5 of the remote monitoring device 3;
the logic control device 5 binds the corresponding manned mechanism of the passenger conveying equipment with the remote operation device 6 according to the image acquisition device identification code in the received danger prompt signal, and simultaneously sends the image acquisition device identification code to the user interaction device 4, and when the remote operation device 6 is triggered, the logic control device 5 controls the safety loop of the bound manned mechanism to stop the manned mechanism immediately;
and the user interaction device 4 displays the monitoring video collected by the image collection device in real time and/or the monitoring video before playback according to the identification code of the image collection device sent by the logic control device 5.
In the monitoring system of the passenger conveying apparatus of the sixth embodiment, the monitoring room personnel confirms whether the passenger dangerous situation occurs in the video, if not, the monitoring room personnel does not respond, if so, the monitoring room personnel triggers the remote operation device 6, and the logic control device 5 disconnects the safety circuit of the escalator 2 through the relays or the contactors SR2A and SR2B to stop the manned mechanism. The monitoring system of the passenger conveying device in the sixth embodiment eliminates the need to transfer the identification code of the image acquisition device to the logic control device 5 through the user interaction device 4, and directly sends the identification code of the image acquisition device to the logic control device 5, so that the link of data transmission is simplified, and the risk caused by abnormal data communication is reduced.
Example seven
Based on the passenger conveying equipment monitoring system of the first embodiment, as shown in fig. 3, each image acquisition device 1 acquires real-time video of at least one adjacent manned mechanism;
the image analysis device 2 judges which passenger carrying mechanism corresponding to the image acquisition device 1 has the passenger dangerous situation according to the pre-divided area and sends a dangerous prompt signal to the user interaction device 4, wherein the dangerous prompt signal comprises the identification code of the image acquisition device and the characteristic code of the passenger carrying mechanism with the passenger dangerous situation;
the user interaction device 4 sends a safety control signal to the logic control device 5 after receiving the danger prompt signal, wherein the safety control signal comprises an image acquisition device identification code in the danger prompt signal and a manned mechanism feature code of a dangerous condition of a passenger;
the logic control device 5 is configured to bind the corresponding manned mechanism of the passenger conveying apparatus with the remote operation device 6 according to the image acquisition device identification code and the manned mechanism feature code of the passenger dangerous situation in the received safety control signal, and when the remote operation device 6 is triggered, the logic control device 5 controls the safety loop of the bound manned mechanism, so that the manned mechanism is immediately stopped.
Preferably, the manned organization feature code includes a manned organization number.
Preferably, the manned machine feature code further includes a manned machine running direction.
For example, the image acquisition device 1 (1) acquires real-time videos of the manned mechanism 1 and the manned mechanism 2, the image acquisition device 1 transmits the monitoring videos to the image analysis device 2, the image analysis device 2 analyzes all the monitoring videos to judge whether a passenger dangerous situation exists, if the passenger dangerous situation appears in the monitoring videos acquired by the image acquisition device 1 (1), the image analysis device 2 judges whether the passenger dangerous situation happens to the manned mechanism 1 or the manned mechanism 2 according to a pre-divided area, if the personnel carrying mechanism 2 happens to the dangerous situation, the image analysis device 2 sends a dangerous prompt signal to the user interaction device 4, the dangerous prompt signal comprises an identification code of the image acquisition device 1 (1) and a characteristic code of the personnel carrying mechanism 2, and the user interaction device 4 displays the real-time video of the image acquisition device 1 (1) and/or the monitoring video before playback according to the identification code of the image acquisition device; meanwhile, the user interaction device 4 sends a safety control signal comprising the image acquisition device identification code and the manned mechanism feature code of the dangerous condition of the passenger to the logic control device 5, and the logic control device 5 binds the corresponding manned mechanism of the passenger conveying equipment with the remote operation device 6 according to the image acquisition device identification code and the manned mechanism feature code of the dangerous condition of the passenger in the safety control signal.
The monitoring system of the passenger conveying equipment reduces the number of the image acquisition devices and reduces the cost.
Example eight
Based on the monitoring system of the passenger conveying device in the first embodiment, the image analysis server 2 analyzes and identifies whether the passenger dangerous situation and the corresponding passenger dangerous type exist according to the monitoring video, different passenger dangerous types have different dangerous type identification codes, and if the passenger dangerous situation exists, a dangerous prompt signal is sent to the remote monitoring device 3 in real time, wherein the dangerous prompt signal comprises the dangerous type identification codes and the image acquisition device identification codes;
the user interaction device 4 sends out different warning information according to different dangerous types.
Preferably, the passenger hazard type comprises at least one of a fall of a passenger, a congestion at an exit, a reverse entrance of the passenger, and a ride of a baby carriage.
Preferably, when the passenger falls down, the user interaction device 4 sends out warning information in a mode of text display, voice prompt, lamplight and alarm sound, and prompts personnel in the monitoring room to stop the manned mechanism immediately by operating the remote operation device 6 after the personnel in the monitoring room confirms the display video manually;
When the dangerous type of the passenger is that the exit is jammed, the user interaction device 4 prompts personnel in a monitoring room to manually confirm and display the video in a mode of text display, voice prompt, light and alarm sound, immediately stops the manned mechanism by operating the remote operation device 6, and prompts the passenger at the manned mechanism in a mode of voice prompt;
the dangerous type of the passengers is that the user interaction device 4 prompts the passengers at the manned mechanism only by means of voice prompt when the passengers reversely enter or carry the baby carriage to take a ride.
Example nine
The passenger conveying equipment monitoring system based on the first embodiment, the logic control device 5 further comprises a power module and a power abnormality monitoring module;
the power supply module is used for converting the input system voltage into working voltage and supplying power for the logic control device 5;
the power supply abnormality monitoring module is used for monitoring system voltage and working voltage, and if the system voltage or the working voltage exceeds a limiting range (too high or too low), the power supply module is controlled to cut off the output working voltage.
Preferably, if the system voltage exceeds the limit range, the power abnormality monitoring module sends a system power alarm signal to the user interaction device 4 to remind the staff to confirm the reason of the power abnormality as soon as possible.
Examples ten
Based on the passenger conveying equipment monitoring system of the first embodiment, a normally closed contact and/or a normally open contact of a relay and/or a contactor are/is connected in series in a safety circuit of the manned mechanism, and the logic control device 5 controls the safety circuit of the manned mechanism through the relay and/or the contactor;
the relay and the contactor are provided with a normally open contact and a normally closed contact, and the normally open contact and the normally closed contact can be mechanically ensured not to be closed at the same time.
Preferably, the logic control device 5 monitors the real-time state of the normally open contact and/or the normally closed contact of the relay and the contactor, and when the state of the relay and the contactor is not consistent with the expected state, the logic control device 5 sends an alarm signal to the user interaction device 4 and/or displays alarm information on the logic control device 5 to remind a worker to confirm the reason of the abnormality as soon as possible.
Preferably, the input loop, the output loop and the logic processing unit in the logic control device 5 are all of a dual-channel design, when the system runs, the two channels continuously perform data comparison, and when the data of the two channels are detected to be inconsistent, the logic control device 5 sends an alarm signal to the user interaction device 4 and/or displays alarm information on the logic control device 5, so that a worker is reminded of confirming the abnormal situation as soon as possible.
Preferably, the logic control device 5 further comprises an input/output self-checking loop;
for the remote operation device 6, which is an input loop, when the logic control device 5 does not receive the image capturing device identification code (the image capturing device identification code may be from the safety control signal sent by the user interaction device 4 or from the safety control signal danger prompt signal sent by the image analysis device 2), and the logic control device 5 detects that the remote operation device 6 is triggered, the logic control device 5 sends an alarm signal to the user interaction device 4 and/or displays alarm information on the logic control device 5, so as to remind a worker to confirm an abnormal situation as soon as possible.
For the output loop, i.e. the control loop and normally closed contact and/or normally open contact of the relay and the coil of the contactor in the safety loop of the manned mechanism, the logic control device 5 enters the output loop self-checking mode when being electrified each time or periodically, and at this time, the output loop, the relay and the contactor are self-checked by means of time-sharing attraction and disconnection of the relay and the contactor SRNA, SRNB. For example, when the output loop self-checking mode is entered, firstly, the relays and/or contactors in the safety loops of all manned mechanisms are controlled to be powered on to enable all normally open contacts to be closed, then, firstly, the relays and/or contactors in the safety loops of the manned mechanism 1 are controlled to be powered off, after a set time (for example, 500 ms) is maintained, the relays and/or contactors in the safety loops of the manned mechanism 1 are controlled to be powered on to enable normally open contacts thereof to be powered on, after a set time (for example, 500 ms) is maintained, the relays and/or contactors in the safety loops of the manned mechanism 2 are controlled to be powered off, and then, the relays and/or contactors in the safety loops of the manned mechanism 3 are controlled to be powered off until all the relays and/or contactors in the safety loops of the manned mechanism 2 are powered off after a set time (for example, 500 ms) is maintained, and the relays and/or contactors in the safety loops of the manned mechanism 3 are pushed off until all the relays and the contactors in the safety loops of the manned mechanism are powered on once; and if the instruction of the relay or the contactor is not consistent with the action of the actual contact, the logic control device 5 sends an alarm signal to the user interaction device 4 or displays alarm information on the logic control device 5, so as to remind a worker of confirming the abnormal situation as soon as possible.
Preferably, the logic control device 5 adopts a safety PLC or a safety controller based on the requirements of GB 20438. By adopting the physical remote operation device 6 and combining the logic control device 5 meeting the requirements of GB20438SIL2, the personnel in the monitoring room can reliably stop the corresponding manned mechanism through the remote operation device 6 when the personnel in the monitoring room find the dangerous situation of passengers.
According to the passenger conveying equipment monitoring system in the tenth embodiment, by adopting the relay and the contactor with the normally open contact and the normally closed contact in the safety loop of the manned mechanism, when the normally open contact or the normally closed contact is bonded, the normally open contact or the normally closed contact cannot be closed at the same time, and mutual state verification between the contacts can be reliably realized; for example, the normally closed contact is open when the normally open contact is stuck, and the normally closed contact is closed when the normally open contact is open, at which time the state of the normally open contact can be verified by the state of the normally closed contact.
Example eleven
In the passenger conveyor monitoring system according to the first embodiment, the image analysis device 2 is integrated with the image acquisition device 1, or the image analysis device 2 is integrated with the remote monitoring device 3.
Preferably, the user interaction device 4, the logic control device 5 and the remote operation device 6 in the remote monitoring device 3 are integrated in pairs or all three.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather to enable any modification, equivalent replacement, improvement or the like to be made within the spirit and principles of the invention.
Claims (22)
1. The passenger conveying equipment monitoring system is characterized by comprising an image acquisition device (1), an image analysis device (2) and a remote monitoring device (3);
the remote monitoring device (3) comprises a user interaction device (4), a logic control device (5) and a remote operation device (6);
the passenger conveyor comprises at least one manned mechanism;
the image acquisition device (1) and the image analysis device (2) are connected with the remote monitoring device (3);
the image acquisition device (1) acquires a monitoring video of passenger conveying equipment, different image acquisition devices (1) have different identification codes, and the identification codes only correspond to the image acquisition devices (1);
the image analysis device (2) is used for analyzing whether the dangerous condition of the passenger exists in the monitoring video acquired by the image acquisition device (1); when the image analysis device (2) judges that the dangerous situation of the passenger exists in the monitoring video acquired by one image acquisition device (1), the image analysis device (2) sends a dangerous prompt signal to the remote monitoring device (3); the danger prompt signal at least comprises an identification code of the image acquisition device;
The user interaction device (4) displays the monitoring video acquired by the image acquisition device (1) in real time and the monitoring video before playback according to the identification code of the image acquisition device;
the logic control device (5) is used for binding the corresponding manned mechanism of the passenger conveying equipment with the remote operation device (6) according to the identification code of the image acquisition device, and when the remote operation device (6) is triggered, the logic control device (5) controls the safety loop of the bound manned mechanism to stop the manned mechanism immediately;
the safety circuit of the manned mechanism is connected with a normally closed contact and/or a normally open contact of a relay and/or a contactor in series, and the logic control device (5) controls the safety circuit of the manned mechanism through the relay and/or the contactor;
the relay and the contactor are provided with a normally open contact and a normally closed contact, and the normally open contact and the normally closed contact can be mechanically ensured not to be closed at the same time;
the logic control device (5) monitors the real-time state of the normally open contact and/or the normally closed contact of the relay and the contactor, and when the state of the normally open contact and/or the normally closed contact is not consistent with the expected state, the logic control device (5) sends an alarm signal to the user interaction device (4) and/or displays alarm information on the logic control device (5) to remind a worker to confirm the cause of the abnormality as soon as possible.
2. The monitoring system of a passenger conveyor of claim 1,
the manned mechanism is an escalator, a moving walk or a vertical lift.
3. The monitoring system of a passenger conveyor of claim 1,
the remote operation device is an independently operated physical switch or a virtual key displayed on the interface of the user interaction device (4).
4. The monitoring system of a passenger conveyor of claim 1,
the passenger conveying equipment comprises N passenger carrying mechanisms, wherein N is a positive integer;
each manned mechanism is respectively provided with an image acquisition device (1) for acquiring monitoring videos thereof.
5. The monitoring system of a passenger conveyor of claim 4,
the image analysis device (2) sends a danger prompt signal to a user interaction device (4) of the remote monitoring device (3);
the user interaction device (4) sends a safety control signal to the logic control device (5) after receiving the danger prompt signal, wherein the safety control signal comprises an image acquisition device identification code in the danger prompt signal;
The logic control device (5) is used for binding the corresponding manned mechanism of the passenger conveying equipment with the remote operation device (6) according to the image acquisition device identification code in the received safety control signal, and when the remote operation device (6) is triggered, the logic control device (5) controls the safety loop of the bound manned mechanism, so that the manned mechanism is stopped immediately.
6. The monitoring system of a passenger conveyor of claim 5,
and after the user interaction device (4) receives the danger prompt signal, displaying a monitoring video and/or a monitoring video before playback, which are acquired by the image acquisition device in real time, on the user interaction device (4) according to the identification code of the image acquisition device in the danger prompt signal sent by the image analysis device (2).
7. The monitoring system of a passenger conveyor of claim 5,
the logic control device (5) is used for transmitting the identification code of the image acquisition device in the safety control signal back to the user interaction device (4) after receiving the safety control signal;
and the user interaction device (4) displays the monitoring video acquired by the image acquisition device in real time and/or the monitoring video before playback on the user interaction device (4) according to the identification code of the image acquisition device returned by the logic control device (5).
8. The monitoring system of a passenger conveyor of claim 4,
the image analysis device (2) sends a danger prompt signal to the logic control device (5) of the remote monitoring device (3);
the logic control device (5) binds a corresponding manned mechanism of the passenger conveying equipment with the remote operation device (6) according to the image acquisition device identification code in the received danger prompt signal, and simultaneously sends the image acquisition device identification code to the user interaction device (4), and when the remote operation device (6) is triggered, the logic control device (5) controls a safety loop of the bound manned mechanism to enable the manned mechanism to stop immediately;
and the user interaction device (4) displays the monitoring video acquired by the image acquisition device in real time and/or the monitoring video before playback according to the identification code of the image acquisition device sent by the logic control device (5).
9. The monitoring system of a passenger conveyor of claim 1,
each image acquisition device (1) acquires real-time video of at least one adjacent manned mechanism;
the image analysis device (2) judges which passenger carrying mechanism corresponding to the image acquisition device (1) has the passenger dangerous situation according to the pre-divided area and sends a dangerous prompt signal to the user interaction device (4), wherein the dangerous prompt signal comprises the identification code of the image acquisition device and the characteristic code of the passenger carrying mechanism with the passenger dangerous situation;
The user interaction device (4) sends a safety control signal to the logic control device (5) after receiving the danger prompt signal, wherein the safety control signal comprises an image acquisition device identification code in the danger prompt signal and a manned mechanism feature code of a dangerous condition of a passenger;
the logic control device (5) is used for binding the corresponding manned mechanism of the passenger conveying equipment with the remote operation device (6) according to the received image acquisition device identification code in the safety control signal and the manned mechanism feature code of the passenger dangerous condition, and when the remote operation device (6) is triggered, the logic control device (5) controls the safety loop of the bound manned mechanism to stop the manned mechanism immediately.
10. The monitoring system of a passenger conveyor of claim 9,
the manned machine feature code includes a manned machine number.
11. The monitoring system of a passenger conveyor of claim 9,
the manned machine feature code also comprises a manned machine running direction.
12. The monitoring system of a passenger conveyor of claim 1,
The image analysis server analyzes and identifies whether the passenger dangerous situation and the corresponding passenger dangerous type exist according to the monitoring video, different passenger dangerous types have different dangerous type identification codes, and if the passenger dangerous situation exists, a dangerous prompt signal is sent to a remote monitoring device (3) in real time, wherein the dangerous prompt signal comprises the dangerous type identification codes and the image acquisition device identification codes;
the user interaction device (4) sends out different warning information according to different dangerous types.
13. The passenger conveyor monitoring system of claim 12, wherein,
the passenger hazard type comprises at least one of a fall of a passenger, a congestion at an exit, a reverse entrance of the passenger, and a carrying of a baby carriage.
14. The passenger conveyor monitoring system of claim 13, wherein,
when the dangerous type of the passenger is that the passenger falls down, the user interaction device (4) sends out warning information in a mode of text display, voice prompt, lamplight and alarm sound, prompts personnel in a monitoring room to manually confirm and display video, and immediately stops the manned mechanism by operating the remote operation device (6);
when the dangerous type of the passenger is that the exit is jammed, the user interaction device (4) prompts personnel in a monitoring room to manually confirm and display the video in a mode of text display, voice prompt, lamplight and alarm sound, immediately stops the manned mechanism by operating the remote operation device (6), and prompts the passenger at the manned mechanism in a mode of voice prompt;
The passenger danger type is that the passenger enters or carries the baby carriage to take the baby carriage reversely, and the user interaction device (4) prompts the passenger at the manned mechanism only through a voice prompt mode.
15. The passenger conveyor monitoring system of claim 1, wherein,
the logic control device (5) further comprises a power supply module and a power supply abnormality monitoring module;
the power supply module is used for converting the input system voltage into working voltage and supplying power for the logic control device (5);
the power supply abnormality monitoring module is used for monitoring system voltage and working voltage, and if the system voltage or the working voltage exceeds a limiting range, the power supply module is controlled to cut off the output working voltage.
16. The passenger conveyor monitoring system of claim 15, wherein,
and if the system voltage exceeds the limit range, the power supply abnormality monitoring module sends a system power supply alarm signal to the user interaction device (4).
17. The passenger conveyor monitoring system of claim 1, wherein,
the input loop, the output loop and the logic processing unit in the logic control device (5) are of a two-channel design, when the system runs, the two channels continuously carry out data comparison, and when the fact that the data of the two channels are inconsistent is detected, the logic control device (5) sends an alarm signal to the user interaction device (4) and/or displays alarm information on the logic control device (5), and workers are reminded of confirming abnormal conditions as soon as possible.
18. The passenger conveyor monitoring system of claim 1, wherein,
the logic control device (5) further comprises an input-output self-checking loop;
for an input loop, namely a remote operation device (6), when the logic control device (5) does not receive the identification code of the image acquisition device and the logic control device (5) detects that the remote operation device (6) is triggered, the logic control device (5) sends an alarm signal to the user interaction device (4) and/or displays alarm information on the logic control device (5) to remind a worker of confirming abnormal conditions as soon as possible.
19. The passenger conveyor monitoring system of claim 18, wherein,
the logic control device (5) enters an output circuit self-checking mode when the output circuit is electrified or periodically, and at the moment, the output circuit, the relay and the contactor are subjected to self-checking in a mode of switching off the relay and the contactor by time sharing attraction.
20. The passenger conveyor monitoring system of claim 19, wherein,
The logic control device (5) adopts a safety PLC or a safety controller based on GB 20438 requirements.
21. The passenger conveyor monitoring system of claim 1, wherein,
the image analysis device (2) is integrated with the image acquisition device (1); or,
the image analysis device (2) is integrated with a remote monitoring device (3).
22. The monitoring system of a passenger conveyor of claim 1,
the user interaction device (4), the logic control device (5) and the remote operation device (6) in the remote monitoring device (3) are integrated in pairs or all three.
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105347127A (en) * | 2014-08-19 | 2016-02-24 | 三菱电机上海机电电梯有限公司 | Monitoring system and monitoring method for abnormal condition in elevator car |
Family Cites Families (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5110584A (en) * | 1974-07-17 | 1976-01-28 | Mitsubishi Electric Corp | Mankonbeyano untenkanrisochi |
| JPH06156907A (en) * | 1992-11-25 | 1994-06-03 | Toshiba Erebeeta Technos Kk | Remote monitoring system for elevator |
| JP3408950B2 (en) * | 1997-08-20 | 2003-05-19 | 株式会社日立ビルシステム | Elevator image information providing device |
| JP3454681B2 (en) * | 1997-08-25 | 2003-10-06 | 株式会社日立製作所 | Safety device for man conveyor |
| WO1999043603A1 (en) * | 1998-02-25 | 1999-09-02 | Hitachi, Ltd. | Passenger conveyor facility |
| JP2001335252A (en) * | 2000-05-24 | 2001-12-04 | Hitachi Building Systems Co Ltd | Video monitor in elevator car |
| KR100627101B1 (en) * | 2001-09-28 | 2006-09-25 | 도시바 엘리베이터 가부시키가이샤 | Remote monitoring device of elevator |
| JP2005206339A (en) * | 2004-01-23 | 2005-08-04 | Mitsubishi Electric Corp | Elevator emergency stop device |
| JP2006124119A (en) * | 2004-10-29 | 2006-05-18 | Mitsubishi Electric Corp | Elevator remote control device |
| JP2007331925A (en) * | 2006-06-19 | 2007-12-27 | Mitsubishi Electric Building Techno Service Co Ltd | Security camera system for elevator |
| CN201074156Y (en) * | 2007-06-29 | 2008-06-18 | 苏州新达电扶梯部件有限公司 | Control device of escalator |
| JP4753320B2 (en) * | 2008-09-09 | 2011-08-24 | 東芝エレベータ株式会社 | Escalator monitoring system |
| CN101769877B (en) * | 2008-12-26 | 2011-07-20 | 中国铁道科学研究院基础设施检测研究所 | Track surface scratch detection system |
| CN201383105Y (en) * | 2009-01-22 | 2010-01-13 | 西子奥的斯电梯有限公司 | Centralized Escalator Control System |
| JP2011011863A (en) * | 2009-07-01 | 2011-01-20 | Hitachi Ltd | Passenger conveyor system |
| CN101832858A (en) * | 2010-04-15 | 2010-09-15 | 中国第一汽车集团公司 | Electronic control engine GPS (Global Position System) remote diagnosis and control system |
| CN103523620B (en) * | 2012-06-28 | 2016-02-24 | 株式会社日立建筑系统 | Display device of elevator |
| WO2014198545A1 (en) * | 2013-06-13 | 2014-12-18 | Inventio Ag | Braking method for a passenger transport system, brake control for carrying out the braking method and passenger transport system having a brake control |
| JP5944079B2 (en) * | 2014-05-14 | 2016-07-05 | 三菱電機株式会社 | Emergency stop device |
| CN105472312A (en) * | 2014-08-19 | 2016-04-06 | 北京奇虎科技有限公司 | Intelligent shooting system alarming method, intelligent shooting system and network camera |
| CN205634565U (en) * | 2015-11-11 | 2016-10-12 | 华北水利水电大学 | Elevating gear for building |
| CN106044432B (en) * | 2016-06-24 | 2019-05-21 | 日立楼宇技术（广州）有限公司 | Elevator video dynamic storage method and its system |
| CN107662874B (en) * | 2016-07-29 | 2021-04-16 | 奥的斯电梯公司 | Handrail entrance monitoring system of passenger conveyor and monitoring method thereof |
| CN106241584A (en) * | 2016-08-23 | 2016-12-21 | 西尼电梯(杭州)有限公司 | A kind of intelligent video monitoring system based on staircase safety and method |
| CN206767346U (en) * | 2016-12-22 | 2017-12-19 | 狄耐克鹰慧物联网科技（上海）有限公司 | A kind of high definition visual type elevator internet-of-things terminal |
| CN106586751B (en) * | 2017-01-16 | 2019-06-25 | 广州广日电梯工业有限公司 | A kind of trapped Long-Range Surveillance System of elevator passenger and method |
| CN107122765B (en) * | 2017-05-22 | 2021-05-14 | 成都通甲优博科技有限责任公司 | Panoramic monitoring method and system for expressway service area |
| CN206886458U (en) * | 2017-07-13 | 2018-01-16 | 黄汉文 | A kind of elevator operating control device |
| CN108639921A (en) * | 2018-07-05 | 2018-10-12 | 江苏瑞奇海力科技有限公司 | An escalator passenger safety warning device and method |
-
2019
- 2019-04-29 CN CN201910353997.1A patent/CN110027956B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105347127A (en) * | 2014-08-19 | 2016-02-24 | 三菱电机上海机电电梯有限公司 | Monitoring system and monitoring method for abnormal condition in elevator car |
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