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WO2018166453A1 - Circuit de prise, prise et terminal mobile - Google Patents

Circuit de prise, prise et terminal mobile Download PDF

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Publication number
WO2018166453A1
WO2018166453A1 PCT/CN2018/078885 CN2018078885W WO2018166453A1 WO 2018166453 A1 WO2018166453 A1 WO 2018166453A1 CN 2018078885 W CN2018078885 W CN 2018078885W WO 2018166453 A1 WO2018166453 A1 WO 2018166453A1
Authority
WO
WIPO (PCT)
Prior art keywords
socket
current
control module
voltage
circuit according
Prior art date
Application number
PCT/CN2018/078885
Other languages
English (en)
Chinese (zh)
Inventor
杨波
Original Assignee
广东欧珀移动通信有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 广东欧珀移动通信有限公司 filed Critical 广东欧珀移动通信有限公司
Publication of WO2018166453A1 publication Critical patent/WO2018166453A1/fr

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/66—Structural association with built-in electrical component
    • H01R13/665—Structural association with built-in electrical component with built-in electronic circuit
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/66—Structural association with built-in electrical component
    • H01R13/665—Structural association with built-in electrical component with built-in electronic circuit
    • H01R13/6683—Structural association with built-in electrical component with built-in electronic circuit with built-in sensor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/66—Structural association with built-in electrical component
    • H01R13/70—Structural association with built-in electrical component with built-in switch
    • H01R13/713—Structural association with built-in electrical component with built-in switch the switch being a safety switch
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2201/00—Connectors or connections adapted for particular applications
    • H01R2201/16—Connectors or connections adapted for particular applications for telephony

Definitions

  • the present invention relates to the field of communications technologies, and in particular, to a socket circuit, a socket, and a mobile terminal.
  • the embodiment of the invention provides a socket circuit, a socket and a mobile terminal, which can prevent the risk of electric shock when the mobile terminal is charged by using the socket.
  • a first aspect of the embodiments of the present invention discloses a socket circuit, including a live wire conductive piece, a neutral wire conductive piece, a ground wire conductive piece, a switch device, a control module, and a current sensor, wherein:
  • the first end of the switch device is connected to the live wire conductive piece, the second end of the switch device is connected to the live line of the mains, and the third end of the switch device is connected to the control end of the control module, the control module
  • the detecting end is connected to the first end of the current sensor, the second end of the current sensor is connected to the ground conductive sheet, and the neutral wire conductive piece is connected to the neutral line of the mains, the ground line Conductive sheet grounded;
  • the control module is configured to detect a current induced by the current sensor, and output a shutdown signal to the switch device when the current sensed by the current sensor is greater than a preset current value, so that the switch device is disconnected open.
  • a socket includes a socket body and an insulative housing, and the socket body is disposed in the insulative housing, and the socket body is provided with the socket circuit according to the first aspect of the present invention.
  • a third aspect of the embodiments of the present invention discloses a mobile terminal, which includes a charging chip, a battery, and a main board.
  • the charging chip When charging the mobile terminal by using a socket, the charging chip is configured to receive a voltage input from the socket. And charging the battery.
  • the socket circuit in the embodiment of the invention comprises a live wire conductive piece, a neutral wire conductive piece, a ground wire conductive piece, a switch device, a control module and a current sensor, wherein the first end of the switch device is connected with the live wire conductive piece, and the second end of the switch device Connected to the mains of the mains, the third end of the switchgear is connected to the control end of the control module, the detection end of the control module is connected to the first end of the current sensor, and the second end of the current sensor is connected to the ground conductive strip, the neutral conductive strip Connect the neutral line of the mains, the grounding conductor is grounded; the control module is used to detect the current induced by the current sensor, and output the shutdown signal to the switching device when the current sensed by the current sensor is greater than the preset current value, so that The switchgear is disconnected.
  • the embodiment of the invention provides a switch device, a control module and a current sensor inside the socket circuit, and the control module is used for detecting the current induced by the current sensor and at the current.
  • the output off signal is output to the switch device, so that the switch device is disconnected, the socket stops charging the mobile terminal, and the mobile terminal can be stopped when the short circuit occurs inside the socket circuit is detected.
  • FIG. 1 is a schematic structural diagram of a socket circuit according to an embodiment of the present invention.
  • FIG. 2 is a schematic structural diagram of another socket circuit according to an embodiment of the present invention.
  • FIG. 3 is a schematic structural diagram of another socket circuit according to an embodiment of the present invention.
  • FIG. 4 is a schematic structural diagram of a mobile terminal according to an embodiment of the present invention.
  • FIG. 5 is a schematic structural diagram of still another mobile terminal disclosed in the implementation of the present invention.
  • references to "an embodiment” herein mean that a particular feature, structure, or characteristic described in connection with the embodiments can be included in at least one embodiment of the invention.
  • the appearances of the phrases in various places in the specification are not necessarily referring to the same embodiments, and are not exclusive or alternative embodiments that are mutually exclusive. Those skilled in the art will understand and implicitly understand that the embodiments described herein can be combined with other embodiments.
  • the mobile terminal involved in the embodiments of the present invention may include various handheld devices having wireless communication functions, in-vehicle devices, wearable devices, computing devices, or other processing devices connected to the wireless modem, and various forms of user equipment (User Equipment, UE), mobile station (MS), terminal device, and the like.
  • UE User Equipment
  • MS mobile station
  • terminal device and the like.
  • the devices mentioned above are collectively referred to as mobile terminals.
  • FIG. 1 is a schematic structural diagram of a socket circuit according to an embodiment of the present invention.
  • the socket circuit 10 includes a switch device 11 , a control module 12 , a current sensor 13 , and a live wire 14 . , a neutral conductive sheet 15 and a ground conductive sheet 16, wherein:
  • the first end 111 of the switchgear 11 is connected to the thermal conductive sheet 14, and the second end 112 of the switchgear 11 is connected to the live line of the mains.
  • the third end 113 of the switchgear 11 is connected to the control end 121 of the control module 12, and the control module 12 detects
  • the terminal 122 is connected to the first end 131 of the current sensor 13, the second end 132 of the current sensor 13 is connected to the ground conductive strip 16, the neutral conductive sheet 15 is connected to the neutral line of the mains, and the ground conductive strip 16 is connected to the ground;
  • the control module 12 is configured to detect the magnitude of the current induced by the current sensor 13, and output a shutdown signal to the switching device 11 when the current induced by the current sensor 13 is greater than the preset current value, so that the switching device 11 is turned off.
  • the material of the live wire conductive sheet 14, the neutral conductive sheet 15 and the ground conductive sheet 16 may be any conductive metal, for example, a conductive copper sheet.
  • the live wire conductive piece 14, the neutral wire conductive piece 15, and the ground wire conductive piece 16 are used for connection with the plug conductive piece.
  • the switching device 11 can be a switching transistor (eg, an NMOS transistor, a PMOS transistor, etc.), a relay, or the like.
  • the commercial power in the embodiment of the present invention may be 220V, 50Hz alternating current.
  • the control module 12 in the embodiment of the present invention may be internally provided with an independent power source, and the independent power source is used to separately supply power to the control module 12 to ensure that the control module 12 is not interfered by external power sources, and the detection current sensor 13 of the control module 12 is sensed. The accuracy of the current.
  • the current sensor 13 is configured to detect whether the current on the ground exceeds a preset current value. When the current on the local line exceeds the preset current value, it indicates that a leakage phenomenon occurs inside the socket circuit 10. At this time, the control module 12 outputs a shutdown signal. To the switching device 11, the switching device 11 is turned off, so that the live wire conductive piece inside the socket circuit 10 is disconnected from the commercial power line, and the socket circuit 10 is internally disconnected to prevent electric shock. When the socket circuit 10 is used to charge the mobile terminal (for example, the mobile phone), the control module 12 can stop charging the mobile terminal in time when detecting a short circuit inside the socket circuit 10, thereby avoiding the risk of electric shock of the mobile terminal.
  • FIG. 2 is a schematic structural diagram of another socket circuit according to an embodiment of the present invention.
  • the socket circuit 10 includes a switch device 11, a control module 12, a current sensor 13, and a live wire.
  • the first end 111 of the switchgear 11 is connected to the thermal conductive sheet 14, and the second end 112 of the switchgear 11 is connected to the live line of the mains.
  • the third end 113 of the switchgear 11 is connected to the control end 121 of the control module 12, and the control module 12 detects
  • the terminal 122 is connected to the first end 131 of the current sensor 13, the second end 132 of the current sensor 13 is connected to the ground conductive strip 16, the neutral conductive sheet 15 is connected to the neutral line of the mains, and the ground conductive strip 16 is connected to the ground;
  • the control module 12 is configured to detect the magnitude of the current induced by the current sensor 13, and output a shutdown signal to the switching device 11 when the current induced by the current sensor 13 is greater than the preset current value, so that the switching device 11 is turned off.
  • the socket circuit 10 further includes a buzzer 17, and the control end 171 of the buzzer 17 is connected to the output end 123 of the control module 12; the control module 12 is configured to output the bee when the current induced by the current sensor 13 is greater than a preset current value. The signal is sounded to the buzzer 17 to operate the buzzer 17.
  • the control module 12 when the control module 12 detects that the current induced by the current sensor 13 (ie, the current on the ground line) exceeds the preset current value, not only the shutdown signal is output to the switching device 11, so that the switching device 11 Disconnecting, ensuring the safety of the socket circuit 10, and outputting a buzzer signal to the buzzer 17 to cause the buzzer 17 to operate to remind the user that the socket in which the socket circuit 10 is located has a leakage phenomenon.
  • control module 12 is further configured to periodically detect the current in the current sensor 13, and output an on signal when the current sensed by the current sensor 13 is less than or equal to the preset current value.
  • the switching device 11 is turned on to turn on the switching device 11.
  • control module 12 when the control module 12 detects that the current induced by the current sensor 13 is less than or equal to the preset current value, it indicates that the leakage phenomenon inside the socket circuit 10 has been repaired, and at this time, the control module 12 outputs a conduction signal to the switch.
  • the device 11 is turned on to turn the switching device 11 on, so that the socket circuit 10 continues to operate normally.
  • the first power input terminal 124 of the control module 12 is connected to the live line of the mains, and the second power input terminal 125 of the control module 12 is connected to the neutral line of the mains.
  • control module 12 inside the socket circuit 10 is powered by the mains, and no separate power source is needed to supply power to the control module 12, which can save costs.
  • control module 12 can internally provide a transformer, a rectifier module, a filter module, etc., to provide stable and reliable power supply to the control module 12.
  • FIG. 3 is a schematic structural diagram of another socket circuit disclosed in the embodiment of the present invention.
  • the control module 12 in FIG. 3 includes a voltage comparator U1.
  • the non-inverting input terminal 122 of the voltage comparator U1 is connected to the first end of the current sensor 13.
  • the inverting input terminal 124 of the voltage comparator U1 is connected to the reference voltage.
  • the output end 121 is connected to the third end of the switching device.
  • the output end of the voltage comparator U1 can also be connected to the control terminal 171 of the buzzer 17.
  • the current sensor 13 includes a sensing resistor R1.
  • the first terminal 131 of the sensing resistor R1 is connected to the non-inverting input terminal 122 of the voltage comparator U1, and the second terminal 122 of the sensing resistor R1 is grounded.
  • the voltage comparator U1 is configured to detect the voltage across the sensing resistor R1, and output a shutdown signal to the switching device 11 when the voltage across the sensing resistor R1 is greater than the reference voltage, so that the switching device 11 is turned off.
  • the voltage comparator U1 is configured to detect the voltage across the sense resistor R1, and output a turn-on signal to the switching device 11 when the voltage across the sense resistor R1 is less than or equal to the reference voltage to turn the switch device 11 on.
  • the current of the current sensor 13 When the current of the current sensor 13 is greater than the preset current value, the current flowing through the sensing resistor R1 increases, and the voltage across the sensing resistor R1 increases. When the voltage across the sensing resistor R1 is greater than the inverting input of the voltage comparator U1.
  • the output terminal 121 of the voltage comparator U1 When the reference voltage is input 124, the output terminal 121 of the voltage comparator U1 outputs a high level signal to the switching device 11 to disconnect the switching device 11, ensuring the safe use of the socket 10 and preventing the risk of electric shock.
  • the operating current of the current sensor 15 is generally less than 0.5 mA, and the reference voltage input to the inverting input terminal 124 of the voltage comparator U1 is 1 V, then the resistor R1 can be set to 2000 ⁇ .
  • the voltage comparator U1 controls the switching device 11 to be turned off to prevent an electric shock.
  • control module 12 in FIG. 3 may further include a transformer circuit and a rectification filter circuit for processing the voltage of the mains access and supplying power to the voltage comparator U1.
  • the transformer circuit comprises a transformer, the transformer comprises a core, a primary winding and a secondary winding, the primary winding and the secondary winding are wound on the iron core, and the two ends of the primary winding are respectively connected to the neutral line and the live line of the main power, and the secondary Both ends of the winding are connected to a rectifying and filtering circuit.
  • the transformer is used to convert the input high voltage (for example, 220V) alternating current into low voltage alternating current, and the rectifying and filtering circuit is used to convert the low voltage alternating current outputted by the transformer into direct current, which is used to supply voltage to the voltage comparator U1.
  • the input high voltage for example, 220V
  • the rectifying and filtering circuit is used to convert the low voltage alternating current outputted by the transformer into direct current, which is used to supply voltage to the voltage comparator U1.
  • the switch device includes a relay switch, and the third end of the relay switch is connected to the output end of the voltage comparator, the first end of the relay switch is connected to the live wire conductive piece 14, and the second end of the relay switch is connected to the city. Electric fire line.
  • the relay switch is a voltage relay.
  • the relay switch is a voltage relay
  • the relay switch receives the shutdown signal (high level signal) sent by the control module 12
  • the relay switch is turned off, that is, the relay switch
  • the connection between the live wire and the live wire conductive piece is broken, and the socket circuit 10 stops working, thereby preventing the electric shock.
  • the reference voltage is provided by a reference voltage source.
  • the reference voltage may also be provided by a reference current source and a reference resistor, wherein the reference current source and the reference resistor form a closed loop, and the voltage phase across the reference resistor is a reference voltage.
  • the reference voltage source can provide a stable reference voltage for the voltage comparator U1.
  • control module 12 includes a voltage comparator.
  • control module may also include a current comparator for comparing the current induced by the current sensor 13 (on the sense resistor R1). Current) and reference current size.
  • the reference current can be provided by a reference current source.
  • the current comparator is configured to output a shutdown signal to the switching device 11 when the current induced by the current sensor 13 is greater than the reference current, so that the switching device 11 is turned off.
  • the current comparator is further configured to output an on signal to the switching device 11 when the current induced by the current sensor 13 is less than or equal to the reference current to turn the switching device 11 on.
  • the output terminal 121 of the voltage comparator U1 outputs a high level signal to the switching device 11 to disconnect the switching device 11.
  • the socket circuit 10 stops charging the mobile terminal to prevent electric shock.
  • the embodiment of the invention further provides a socket, the socket comprises a socket body and an insulating casing, and the socket body is disposed in the insulating casing, and the socket body is provided with the socket circuit shown in FIG. 1 or FIG. 2 or FIG.
  • FIG. 4 is a schematic structural diagram of a mobile terminal according to an embodiment of the present invention.
  • the mobile terminal 20 includes a charging chip 21, a battery 22, and a motherboard 23, and when the socket is used, the mobile terminal 20 is used.
  • the charging chip 21 is for receiving the voltage input by the socket and charging the battery 22; when the socket detects a short circuit, the socket stops supplying power to the mobile terminal 20.
  • the socket when the mobile terminal 20 is charged by using the socket, when the socket detects the short circuit phenomenon, the socket disconnects the voltage input by the commercial power from the mobile terminal 20, and the socket stops supplying power to the mobile terminal 20 to prevent electric shock.
  • the socket detects the short circuit phenomenon, the socket disconnects the voltage input by the commercial power from the mobile terminal 20, and the socket stops supplying power to the mobile terminal 20 to prevent electric shock. The role.
  • FIG. 5 is a schematic structural diagram of still another mobile terminal disclosed in the implementation of the present invention.
  • the mobile terminal can be any terminal device including a mobile phone, a tablet computer, a PDA (Personal Digital Assistant), a POS (Point of Sales), an in-vehicle computer, and the mobile terminal is used as a mobile phone as an example:
  • FIG. 5 is a block diagram showing a partial structure of a mobile phone related to a mobile terminal provided by an embodiment of the present invention.
  • the mobile phone includes: a radio frequency (RF) circuit 910, a memory 920, an input unit 930, a display unit 940, a sensor 950, an audio circuit 960, a wireless fidelity (WiFi) module 970, and a processor 980. And power supply 990 and other components.
  • RF radio frequency
  • the handset structure illustrated in Figure 5 does not constitute a limitation to a handset, and may include more or fewer components than those illustrated, or some components may be combined, or different components may be arranged.
  • the RF circuit 910 can be used for receiving and transmitting information.
  • RF circuit 910 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a Low Noise Amplifier (LNA), a duplexer, and the like.
  • LNA Low Noise Amplifier
  • RF circuitry 910 can also communicate with the network and other devices via wireless communication.
  • the above wireless communication may use any communication standard or protocol, including but not limited to Global System of Mobile communication (GSM), General Packet Radio Service (GPRS), Code Division Multiple Access (Code Division). Multiple Access (CDMA), Wideband Code Division Multiple Access (WCDMA), Long Term Evolution (LTE), E-mail, Short Messaging Service (SMS), and the like.
  • GSM Global System of Mobile communication
  • GPRS General Packet Radio Service
  • CDMA Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • LTE Long Term Evolution
  • E-mail Short Messaging Service
  • the memory 920 can be used to store software programs and modules, and the processor 980 executes various functional applications and data processing of the mobile phone by running software programs and modules stored in the memory 920.
  • the memory 920 may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application required for at least one function, and the like; the storage data area may store data created according to usage of the mobile phone, and the like.
  • memory 920 can include high speed random access memory, and can also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid state storage device.
  • the input unit 930 can be configured to receive input numeric or character information and to generate key signal inputs related to user settings and function controls of the handset.
  • the input unit 930 can include a fingerprint identification module 931 and other input devices 932.
  • the fingerprint identification module 931 can collect fingerprint data of the user.
  • the input unit 930 may also include other input devices 932.
  • other input devices 932 may include, but are not limited to, one or more of a touch screen, a physical keyboard, function keys (such as volume control buttons, switch buttons, etc.), trackballs, mice, joysticks, and the like.
  • the display unit 940 can be used to display information input by the user or information provided to the user as well as various menus of the mobile phone.
  • the display unit 940 can include a display screen 941.
  • the display screen 941 can be configured in the form of a liquid crystal display (LCD), an organic light-emitting diode (OLED), or the like.
  • the fingerprint recognition module 931 and the display screen 941 function as two separate components to implement the input and input functions of the mobile phone, in some embodiments, the fingerprint recognition module 931 and the display screen 941 may be Integrated to achieve the input and playback functions of the phone.
  • the handset may also include at least one type of sensor 950, such as a light sensor, motion sensor, and other sensors.
  • the light sensor may include an ambient light sensor and a proximity sensor, wherein the ambient light sensor may adjust the brightness of the display screen 941 according to the brightness of the ambient light, and the proximity sensor may turn off the display screen 941 and/or when the mobile phone moves to the ear. Or backlight.
  • the accelerometer sensor can detect the magnitude of acceleration in all directions (usually three axes). When it is stationary, it can detect the magnitude and direction of gravity.
  • the mobile phone can be used to identify the gesture of the mobile phone (such as horizontal and vertical screen switching, related Game, magnetometer attitude calibration), vibration recognition related functions (such as pedometer, tapping), etc.; as for the mobile phone can also be configured with gyroscopes, barometers, hygrometers, thermometers, infrared sensors and other sensors, no longer Narration.
  • the gesture of the mobile phone such as horizontal and vertical screen switching, related Game, magnetometer attitude calibration
  • vibration recognition related functions such as pedometer, tapping
  • the mobile phone can also be configured with gyroscopes, barometers, hygrometers, thermometers, infrared sensors and other sensors, no longer Narration.
  • An audio circuit 960, a speaker 961, and a microphone 962 can provide an audio interface between the user and the handset.
  • the audio circuit 960 can transmit the converted electrical data of the received audio data to the speaker 961 for conversion to the sound signal by the speaker 961; on the other hand, the microphone 962 converts the collected sound signal into an electrical signal by the audio circuit 960. After receiving, it is converted into audio data, and then processed by the audio data playback processor 980, sent to the other mobile phone via the RF circuit 910, or played back to the memory 920 for further processing.
  • WiFi is a short-range wireless transmission technology
  • the mobile phone can help users to send and receive emails, browse web pages, and access streaming media through the WiFi module 970, which provides users with wireless broadband Internet access.
  • FIG. 5 shows the WiFi module 970, it can be understood that it does not belong to the essential configuration of the mobile phone, and may be omitted as needed within the scope of not changing the essence of the invention.
  • the processor 980 is the control center of the handset, which connects various portions of the entire handset using various interfaces and lines, by executing or executing software programs and/or modules stored in the memory 920, and invoking data stored in the memory 920, executing The phone's various functions and processing data, so that the overall monitoring of the phone.
  • the processor 980 may include one or more processing units; preferably, the processor 980 may integrate an application processor and a modem processor, where the application processor mainly processes an operating system, a user interface, an application, and the like.
  • the modem processor primarily handles wireless communications. It will be appreciated that the above described modem processor may also not be integrated into the processor 980.
  • the handset also includes a power source 990 (such as a battery) that supplies power to the various components.
  • a power source 990 such as a battery
  • the power source can be logically coupled to the processor 980 through a power management system to manage functions such as charging, discharging, and power management through the power management system.
  • the mobile phone may further include a camera, a Bluetooth module, and the like, and details are not described herein again.
  • the disclosed apparatus may be implemented in other ways.
  • the device embodiments described above are merely illustrative.
  • the division of the unit is only a logical function division.
  • there may be another division manner for example, multiple units or components may be combined or may be Integrate into another system, or some features can be ignored or not executed.
  • the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be electrical or otherwise.
  • the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of the embodiment.
  • each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
  • the above integrated unit can be implemented in the form of hardware or in the form of a software functional unit.

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Telephone Function (AREA)

Abstract

L'invention concerne un circuit de prise, une prise et un terminal mobile. Le circuit de prise comprend une pièce conductrice de fil sous tension, une pièce conductrice de fil neutre, une pièce conductrice de fil de terre, un dispositif de commutation, un module de commande et une bobine d'induction de courant. Une première extrémité du dispositif de commutation est connectée à la pièce conductrice de fil sous tension, une deuxième extrémité du dispositif de commutation est connectée à un fil sous tension de l'alimentation secteur et une troisième extrémité du dispositif de commutation est connectée à une extrémité de commande du module de commande ; une extrémité de détection du module de commande est connectée à une première extrémité de la bobine d'induction de courant ; une seconde extrémité de la bobine d'induction de courant est connectée à la pièce conductrice de fil de terre ; la pièce conductrice de fil neutre est connectée à un fil neutre de l'alimentation secteur ; la pièce conductrice de fil de terre est mise à la terre. Le module de commande permet de détecter la valeur d'un courant capté par l'inducteur de courant et de délivrer en sortie un signal de coupure au dispositif de commutation lorsque le courant capté par la bobine d'induction de courant est supérieur à une valeur de courant prédéfinie, de manière à permettre au dispositif de commutation d'être éteint. Selon le mode de réalisation de l'invention, la prise peut prévenir le danger d'un choc électrique lorsque la prise est utilisée pour charger un terminal mobile.
PCT/CN2018/078885 2017-03-14 2018-03-13 Circuit de prise, prise et terminal mobile WO2018166453A1 (fr)

Applications Claiming Priority (2)

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CN201710151199.1 2017-03-14
CN201710151199.1A CN107069342A (zh) 2017-03-14 2017-03-14 一种插座及移动终端

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CN107069342A (zh) * 2017-03-14 2017-08-18 广东欧珀移动通信有限公司 一种插座及移动终端

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