CN113143075A

CN113143075A - Bathtub suitable for people with mobility disabilities

Info

Publication number: CN113143075A
Application number: CN202110300988.3A
Authority: CN
Inventors: 曹永东; 陈利忠
Original assignee: Kanghui Medical Technology Suzhou Co ltd
Current assignee: Kanghui Medical Technology Suzhou Co ltd
Priority date: 2017-02-10
Filing date: 2017-02-10
Publication date: 2021-07-23
Anticipated expiration: 2037-02-10
Also published as: CN107049093A; CN113143075B; CN107049093B

Abstract

The invention discloses a bathtub suitable for people with inconvenient actions, which can conveniently open and close a door and effectively avoid misoperation. It includes controlling means, and controlling means includes: the first sensor sends out a first detection signal after detecting the top of the roller shutter door; the second sensor sends out a second detection signal after detecting the top of the roller shutter door; the low water level switch sends out a door opening signal after detecting that the water in the cavity is emptied; the controller is used for receiving a door closing instruction, sending a first forward rotation control signal, sending a first stop signal when receiving a first detection signal, sending a first reverse rotation control signal only when receiving a door opening instruction and a door opening signal, and sending a second stop signal when receiving a second detection signal; the motor is used for receiving the forward rotation control signal, driving the roller shutter door to close in a forward rotation mode and stopping after receiving the first stop signal; and the control circuit is also used for receiving the reverse control signal, reversely driving the roller shutter door to open and stopping after receiving the second stop signal.

Description

Bathtub suitable for people with mobility disabilities

The application is a divisional application of an application with the application number of 201710072518X, named as bathtub suitable for people with inconvenient actions, filed on 10.2.2017.

Technical Field

The invention belongs to the field of bathtubs, and particularly relates to a bathtub suitable for people with mobility disabilities.

Background

Physically handicapped persons, old persons, sick and weak persons, etc., are persons who cannot take a bath with their own strength and need to take a bath with the help of others. Therefore, there is a need for a bathtub that allows the user who is not convenient to move to the bathtub in a state of sitting on a wheelchair, and allows the user to be immersed in hot water by injecting hot water into the bathtub.

For example, chinese patent CN103735200A discloses a bathtub suitable for the handicapped, in which a water injection device and a water discharge device are installed on the bathtub body, a door body hermetically engaged with the wall body is installed on the wall body of the bathtub body, and a door opening safety switch button for preventing the user from opening the door body inadvertently is installed on the top edge of the door body. When the safety switch is used, after the safety switch button of the door body is lifted up by hands, the door lock handle is held and pulled in the opening direction to open the door body; after entering the bathtub, the door body is covered, the door lock handle is pulled to lock in the closing direction, and the door safety switch button is closed. The door is inconvenient to open and close, and the misoperation of opening the door before the water in the bathtub is discharged can occur.

Disclosure of Invention

In view of the above problems, it is an object of the present invention to provide a bathtub for a person having difficulty in moving, which can conveniently perform door opening and closing operations and effectively prevent erroneous operations.

In order to achieve the purpose, the invention adopts the technical scheme that:

a bathtub suitable for the disabled comprises a bathtub body with a cavity and an opening at the upper part,

the bathtub comprises a bathtub body, a bathtub body and a sealing device, wherein the bathtub body is provided with a gap for a user to go in and out, the bathtub also comprises a rolling door for sealing the gap, the rolling door is arranged on the bathtub body, the left side wall and the right side wall of the gap are provided with guide grooves respectively matched with the left side edge and the right side edge of the rolling door, the two side edges of the rolling door are slidably inserted into the guide grooves at the two sides, the sealing device for enabling the rolling door and the bathtub body to be in sealing contact is arranged between the rolling door and the bathtub body,

the tub further includes a control device, the control device including:

the first sensor is arranged at a position, corresponding to the upper part of the notch, on the cylinder body and used for sending a first detection signal after the top of the roller shutter door is detected;

the second sensor is arranged at a position, corresponding to the lower part of the notch, on the cylinder body and used for sending a second detection signal after the top of the roller shutter door is detected;

the low water level switch is arranged at the bottom of the cavity and used for sending out a door opening signal after detecting that water in the cavity is emptied;

the controller is used for receiving a door closing instruction of a user, sending a first forward rotation control signal according to the door closing instruction, sending a first stop signal when receiving the first detection signal, sending a first reverse rotation control signal only when receiving a door opening instruction of the user and the door opening signal, and sending a second stop signal when receiving the second detection signal;

the motor is used for receiving the forward rotation control signal, driving the roller shutter door to close in a forward rotation mode according to the first forward rotation control signal and stopping rotating after receiving the first stop signal; and the control circuit is also used for receiving the reverse rotation control signal, reversely driving the roller shutter door to open according to the first reverse rotation control signal and stopping rotating after receiving the second stop signal.

Preferably, the cylinder body bottom with the position that the left and right sides wall of breach corresponds is equipped with two tracks respectively, two the track with two the guide slot docks respectively, controlling means still includes:

the third sensor is arranged at the bottom of the cylinder body or the other side part opposite to the notch and used for sending a third detection signal after the top of the roller shutter door is detected;

the controller is also used for receiving a door opening instruction of a user after the top of the rolling door reaches the lower part of the gap, sending a second reversal control signal according to the door opening instruction, and sending a third stop signal after receiving the third detection signal;

the motor is also used for receiving the second reverse rotation control signal, reversely drives the rolling door to be rolled to the other side or the bottom of the cylinder body and stops rotating after receiving the third stop signal.

More preferably still, the first and second liquid crystal compositions are,

the controller is used for receiving a door closing instruction of a user when the top of the roller shutter door is positioned at the lower part of the gap and sending out the first forward rotation control signal according to the door closing instruction, and is also used for receiving the door closing instruction of the user and sending out a second forward rotation control signal when the top of the roller shutter door is positioned at the other side or the bottom of the cylinder body;

the motor is also used for receiving the second forward rotation control signal to forward rotate and stopping rotating after receiving the second stop signal.

More preferably, the control device further includes:

the limit switch is arranged on the top of the roller shutter door and sends out a fourth detection signal when the roller shutter door touches an obstacle;

the controller is also used for receiving the fourth detection signal and sending an automatic return signal to the motor after receiving the fourth detection signal;

the motor is also used for stopping after receiving the automatic retraction signal and then reversing the automatic operation until receiving the third stop signal.

Preferably, the sealing means comprises an inflatable sealing strip having an internal cavity, the sealing strip being disposed between the cylinder and the roller shutter to seal the two, the inflatable sealing strip having resilience to expand upon inflation.

More preferably, the controller is further configured to receive an inflation instruction from a user, and send an inflation control instruction according to the inflation instruction only when the first detection signal is received or the top end of the roll door is located between the first sensor and the second sensor;

the control device further includes:

and the air pump is used for receiving the inflation control instruction, inflating the inflatable sealing strip according to the inflation control instruction and maintaining the pressure.

More preferably, the controller is further configured to send an exhaust control signal only after receiving an exhaust instruction of a user and the door opening signal, and the inflatable sealing strip exhausts according to the exhaust control signal.

More preferably, when the inflatable sealing strip is in the inflation or exhaust process, the controller does not respond to the door opening command and the door closing command of a user.

Preferably, the first and second electrodes are formed of a metal,

the controller is also used for receiving a locking instruction of a user, locking the controller after receiving the locking instruction, unlocking the controller after receiving an unlocking instruction of the user, and not responding to any instruction except the unlocking instruction of the user when the controller is locked.

Preferably, the control device further comprises a control panel, and the control panel is provided with:

a door opening key; and

a door closing key;

and/or, an inflation and exhaust key for a user to input an inflation instruction and an exhaust instruction;

and/or a temperature display screen for displaying the water temperature;

and/or, a gas-filled exhaust indicator light for indicating whether gas is being filled or exhausted;

and/or, a lock function indicator for indicating whether the controller is locked;

pressing the door opening key corresponding to a door opening instruction, pressing the door closing key for a short time corresponding to a door closing instruction, pressing the door opening key for a long time and the door closing key corresponding to a locking instruction, and pressing the door opening key and the door closing key for the same time again corresponding to an unlocking instruction.

By adopting the technical scheme, compared with the prior art, the invention has the following advantages:

the motor drives the roller shutter door to automatically open and close, and a stop signal is timely sent to the motor according to the fact that whether the roller shutter door reaches the upper limit position is detected by the first sensor and the second sensor, so that door opening and closing operations can be conveniently carried out; and only after the controller received the signal of opening the door, namely the water evacuation in the bathtub after, just can send the reversal control signal, the door just can be opened, effectively avoids the water in the bathtub not having been discharged the maloperation of just opening the door yet.

Drawings

FIG. 1 is a schematic structural view of a bathtub of the present invention after the tambour door is closed;

FIG. 2 is a schematic view of the bathtub of FIG. 1 after the tambour door is opened;

FIG. 3 is a schematic view of a seal of the present invention;

FIG. 4 is an exploded view of the sealing device of FIG. 3;

FIG. 5 is an enlarged view of a portion of FIG. 4 at A;

FIG. 6 is a cross-sectional view of the sealing device of FIG. 3;

FIG. 7 is a schematic wiring diagram of the control device of the bathtub of FIG. 1.

In the above-described figures of the drawings,

1. a cylinder body; 10. a notch; 101. a guide groove; 11. a seat; 110. a diversion trench; 12. a handle; 13. a direct water discharge faucet; 14. a spray tap;

2. a roller shutter door;

3. inflating the sealing strip; 31. an inflation joint;

4. a mounting member; 40. mounting grooves;

5. a control device; 50. a controller; 51. a motor; 52a, a first inductor; 52b, a second inductor; 52c, a third inductor; 53. a limit switch; 54. a water level probe; 55. a control panel; 551. a key and an indicator panel; 552. a temperature display panel; 56. an air pump; 57. a direct water discharge electromagnetic valve; 58. a spraying electromagnetic valve; 59. and (4) draining the water valve.

Detailed Description

Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the invention may be more readily understood by those skilled in the art. In the present invention, the inner and outer parts are defined with reference to the cavity of the cylinder body, and the side facing the cavity is the inner part and the side facing away from the cavity is the outer part.

The mechanical structure of the bathtub of the present invention will be described with reference to fig. 1-6. The bathtub comprises a bathtub body 1 which is provided with a cavity and is provided with an upper opening, wherein a side part of the bathtub body 1 is provided with a roughly U-shaped notch 10 which can be used for a user to go in and out, and the notch 10 extends from the upper opening of the bathtub body 1 to the bottom adjacent to the cavity. The bathtub further comprises a rolling door 2 for closing the gap 10, wherein the rolling door 2 can be uncoiled and reeled and is arranged on the bathtub body 1, in particular on the other side part of the bathtub body 1 opposite to the gap 10.

Guide grooves 101 respectively matched with the left side edge and the right side edge of the rolling door 2 are formed in the left side wall and the right side wall of the gap 10, notches of the guide grooves 101 on the two sides are arranged oppositely, and the two side edges of the rolling door 2 are respectively inserted into the guide grooves 101 on the two sides in a sliding mode so as to seal or expose the gap 10. Two tracks are respectively arranged at the bottom of the cylinder body 1 corresponding to the left side wall and the right side wall of the notch 10 respectively, and are respectively connected with the lower ends of the two guide grooves 101 and are in arc transition, so that the rolling door 2 can smoothly enter and exit from the guide grooves 101 and the tracks. 2 accessible tracks of rolling slats door rolling up to keeping away from breach 10 as far as possible, for the bathtub bottom outflow space, the helping hand shallow of being convenient for gets into, makes things convenient for the butt joint of helping hand shallow, makes bather more press close to the bathtub in order to pass in and out, can let the personage that has the crooked obstacle in waist and legs accomplish the overall process of getting into and out the bathtub under the condition that the both feet fall to the ground.

The bathtub further comprises a sealing device for enabling the side edge of the rolling door 2 to be in sealing contact with the bathtub body 1, in particular to enable the outer surface of the bathtub body 1 corresponding to the peripheral wall (comprising the left side wall, the right side wall and the bottom wall) of the gap 10 to be in sealing contact. The sealing device comprises a gas-filled weather strip 3 with an inner cavity, wherein the gas-filled weather strip 3 has certain elasticity and can be deformed to expand. The inflatable sealing strip 3 can be a hollow rubber tube, two ends of the inflatable sealing strip 3 are respectively sealed by an inflatable joint 31, the inflatable joint 31 is opened during inflation so as to connect the inner cavity of the inflatable sealing strip 3 with an air source, and the inflatable sealing strip 3 can be opened during exhaust so as to be contracted to the state shown in the attached figure 6. The shape of the inflatable sealing strip 3 is a U shape which is approximately matched with the shape of the peripheral wall of the notch 10, two upper end parts of the inflatable sealing strip 3 are respectively sealed by the inflatable connectors 31, and other parts are arranged on the outer wall of the cylinder body 1 around the notch 10. Specifically, the part of the outer wall of the cylinder body 1 corresponding to the periphery of the notch 10 is provided with a U-shaped mounting piece 4, the mounting piece 4 is provided with a mounting groove 40 matched with the inflatable sealing strip 3, the mounting groove 40 is also substantially U-shaped, and the mounting piece 4 can be manufactured by bending and forming an aluminum section with a groove. The inflatable sealing strip 3 is arranged in the mounting groove 40, and the mounting groove 40 is provided with a notch facing the inner side surface of the rolling door 2, so that after the inflatable sealing strip 3 is inflated and expanded, part of the inflatable sealing strip is expanded to the outside of the notch and compresses the inner side surface of the rolling door 2 to realize sealing. Wherein, the left and right sides of the U-shaped mounting member 4 are respectively arranged in the guide grooves 101 at the left and right sides of the notch 10, and the bottom of the U-shaped mounting member 4 is arranged on the outer wall of the cylinder body 1 below the corresponding notch 10.

Referring to fig. 1 and 2, the cylinder body 1 is further provided with various components which bring convenience to users. For example, be equipped with seat 11 in the cavity of this bathtub, the upper surface that is used for supplying the user to sit of this seat 11 has the concave anti-skidding seat 11 of sunken formation downwards, accords with human engineering and keeps away from, provides better riding experience, and the guiding gutter 110 has been seted up on the upper surface that is used for supplying the user to sit of seat 11 in addition, and this concave guiding gutter 110 can prevent that the water on the concave seat 11 from putting unclean, has solved old person, the inconvenient seat of disabled person, the awkwardness of standing again after sitting. For example, the side part of the inner cavity of the cylinder body 1 is provided with the power-assisted handrail 12, so that the problems of unavailable borrowing and pulling, power-assisted borrowing and the like when the old and the disabled go in and out of the bathtub or sit down and stand up are effectively solved. Set up directly on the cylinder body 1 and turn on the water, the retractable sprays two

tap

13, 14, two

tap

13 and 14 can alternate the use, it is more convenient, wherein, the retractable sprays tap 14 for can taking out (can dismantle the setting with cylinder body 1) and telescopic, specifically be the holding tank of offering the pipeline that is used for supplying water to the shower tap on the cylinder body 1, the pipeline holds in the holding tank with being the rolling state, when will spraying tap 14 and pull out, the pipeline can be pulled out so that the user will spray tap 14 and pull to wanted position and angle.

The control apparatus and method for the bathtub will be described with reference to fig. 7. The bathtub comprises a control device 5 for controlling the opening and closing of the rolling shutter door 2, the air charging and discharging of the air charging sealing strip 3, the water discharging and discharging, the water level, the water temperature and other processes, wherein the control device 5 specifically comprises: the water level control device comprises a motor 51, a first sensor 52a, a second sensor 52b, a third sensor 52c, a limit switch 53, a water level probe 54, a control panel 55, an air pump 56, a direct water discharging electromagnetic valve 57, a spraying electromagnetic valve 58, a water discharging valve 59 and a controller 50 which is electrically connected with the above components.

The first sensor 52a, the second sensor 52b, and the third sensor 52c are all magnetic sensors, and are respectively disposed at a position on the cylinder 1 corresponding to an upper portion of the gap 10, a position on the cylinder 1 corresponding to a lower portion of the gap 10, a bottom of the cylinder 1, or another side portion opposite to the gap 10, so that the roll door 2 has an upper limit, a lower limit, and a rear limit. When the top of the roll-up door 2 (i.e. the first unfolded part of the roll-up door 2, also the end part thereof) moves to any one of the first sensor 52a, the second sensor 52b and the third sensor 52c, the corresponding sensor is activated, specifically, the first sensor 52a sends out a first detection signal indicating that the roll-up door 2 has reached the upper limit (the roll-up door 2 is completely closed, the gap 10 is closed), the second sensor 52b sends out a second detection signal indicating that the roll-up door 2 has moved to the lower limit (the roll-up door 2 is half closed, the gap 10 is exposed) when activated, and the third sensor 52c sends out a third detection signal indicating that the roll-up door 2 has moved to the rear limit (the roll-up door 2 is completely opened, the roll-up door 2 avoids the bottom of the cylinder 1, and the gap 10 can be abutted to the power-assisted cart) when activated. Limit switch 53 locates on the top of rolling slats door 2, and limit switch 53 is normally closed switch, is activated when touchhing the barrier and sends the fourth detected signal for prevent pressing from both sides.

The water level probes 54 are multiple, including a high water level probe arranged on the upper part of the cavity of the cylinder body 1, a low water level probe arranged on the bottom of the cavity and a common end probe. The low water level probe and the common end probe form a low water level switch which is used for sending a door opening signal for allowing the door to be opened after detecting that water in the cavity is emptied, specifically, when the water is not emptied, the low water level probe and the common end probe are communicated through the water, and when the water is emptied, the low water level probe and the common end probe are disconnected so as to be activated to send the door opening signal.

The controller 50 is a circuit board electrically connected to each of the above-listed devices. The controller 50 is used for receiving a door closing instruction of a user, sending a first forward rotation control signal according to the door closing instruction, sending a first stop signal when receiving the first detection signal, sending a first reverse rotation control signal only when receiving a door opening instruction of the user and the door opening signal, and sending a second stop signal when receiving the second detection signal; the motor 51 is used for receiving the forward rotation control signal, driving the roller shutter door 2 to close in a forward rotation mode according to the first forward rotation control signal, and stopping rotating after receiving the first stop signal; and the control circuit is also used for receiving the reverse rotation control signal, reversely driving the roller shutter door 2 to open according to the first reverse rotation control signal and stopping rotating after receiving the second stop signal.

The controller 50 is further configured to receive a door opening instruction of a user after the top of the roll-up door 2 reaches the lower portion of the notch 10, send a second inversion control signal according to the door opening instruction, and send a third stop signal after receiving the third detection signal; the motor 51 is further configured to receive the second reverse rotation control signal, reversely drive the roller shutter door 2 to be wound to the other side or the bottom of the cylinder 1, and stop rotating after receiving the third stop signal.

The controller 50 is used for receiving a door closing instruction of a user and sending out the first forward rotation control signal according to the door closing instruction when the top of the roller shutter door 2 is positioned at the lower part of the gap 10, and is also used for receiving the door closing instruction of the user and sending out a second forward rotation control signal when the top of the roller shutter door 2 is positioned at the other side or the bottom of the cylinder body 1; the motor 51 is further configured to receive the second forward rotation control signal to forward rotate and stop rotating after receiving the second stop signal.

The controller 50 is further configured to receive the fourth detection signal and send an automatic retraction signal to the motor 51 after receiving the fourth detection signal; the motor 51 is also configured to stop upon receiving the auto-retract signal and then reverse the auto-run until receiving the third stop signal.

The controller 50 is further configured to receive an inflation command from a user, and issue an inflation control command according to the inflation command only when the first detection signal is received or the top end of the roll door 2 is located between the first sensor 52a and the second sensor 52 b; the control device further includes: and the air pump 56 is used for receiving the inflation control instruction, inflating the inflatable sealing strip 3 according to the inflation control instruction and maintaining pressure. The controller 50 is also used for sending an exhaust control signal only after receiving an exhaust instruction and a door opening signal of a user, and the inflatable sealing strip 3 exhausts according to the exhaust control signal. When the inflatable sealing strip 3 is inflated or deflated, the controller 50 does not respond to the door opening/closing command of the user.

The controller 50 is further configured to receive a locking command from a user, lock the lock after receiving the locking command, and unlock the lock after receiving an unlocking command from the user, wherein the lock is not in response to any command (including a door opening command, a door closing command, an inflation command, and an exhaust command) other than the unlocking command from the user.

The control panel 55 is composed of a key and indicator lamp panel 551 and a temperature display panel 552. The control panel 55 is provided with: a door opening key; a door closing key; an inflation and exhaust key for a user to input an inflation instruction and an exhaust instruction; a temperature display screen for displaying water temperature; a gas-filling and gas-discharging indicator light for indicating whether gas is filling or discharging; a lock function indicator lamp for displaying whether the controller 50 is locked; only a temperature display screen among these devices is provided on the temperature display panel 552.

Pressing the door opening key corresponds to a door opening instruction, pressing the door closing key for a short time corresponds to a door closing instruction, pressing the door opening key for a long time (such as 3s) and the door closing key for a short time corresponds to a locking instruction, and pressing the door opening key and the door closing key for the same time again corresponds to an unlocking instruction. The short pressing of the inflation and exhaust key corresponds to an inflation instruction, and the short pressing of the inflation and exhaust key again corresponds to an exhaust instruction.

The direct water discharge electromagnetic valve 57 and the spraying electromagnetic valve 58 are respectively used for controlling the opening and closing of the direct water discharge faucet 13 and the spraying faucet 14, and the drain valve 59 is arranged at the bottom of the inner cavity.

The control method of the bathtub comprises the following steps:

1. when the rolling door 2 is at the upper limit, the door closing key is pressed to stop, the door opening key is pressed, the motor 51 rotates reversely, the motor 51 stops when the door opening key is released, the door opening key is pressed until the lower limit is reached, and the motor 51 automatically stops;

when the rolling door 2 is at the lower limit, the door closing key is pressed, the motor 51 rotates forwards, the motor 51 stops when the door closing key is released, the door closing key is pressed until the upper limit of the door is reached, and the motor 51 stops automatically;

2. when the rolling door 2 is at the lower limit, the door opening key is pressed (short-time pressed), the motor 51 rotates reversely and automatically runs until the third sensor 52c is activated, and the motor 51 automatically stops;

after the door activates the third sensor 52c, a door closing key is clicked, the motor 51 rotates forwards and automatically runs until the lower limit is reached, and the motor 51 automatically stops;

3. in item 2, in the process of "motor 51 automatically operates in reverse rotation"/"motor 51 automatically operates in forward rotation", the door closing key/door opening key is pressed, the motor 51 stops, at this time, the door closing key/door opening key is pressed, the motor 51 rotates in forward/reverse rotation until the second sensor 52 b/the third sensor 52c is activated, and the motor 51 automatically stops;

4. in item 2, in the process of "automatic operation of forward rotation of the motor 51", the limit switch 53 is activated, the motor 51 is firstly stopped, then the motor 51 automatically operates in reverse rotation until the third sensor 52c is activated by the door, and the motor 51 automatically stops;

in item 3, "press the door closing key and rotate the motor 51 forward", the limit switch 53 is activated, the motor 51 stops first, and then the motor 51 rotates backward to automatically operate until the door activates the third sensor 52c, and the motor 51 stops automatically;

5. when the roller shutter door 2 is at the lower limit, if the door opening key is pressed, the top of the roller shutter door 2 is positioned between the second inductor 52b and the third inductor 52c, and no action is taken when the air is pressed;

6. when the roller shutter door 2 is at a lower limit, after a door closing key is pressed, the top of the roller shutter door 2 is positioned between a first sensor 52a and a second sensor 52b, an inflation exhaust key is pressed, the inflation sealing strip 3 starts to inflate, an indicator light is bright green and starts to flash green light (the flashing frequency is 1 time/second), after the inflation pressure reaches a specific value, the air pump 56 stops inflating, the inflation sealing strip 3 is in an inflation saturated state, the indicator light is bright green and normally bright green, the air pump 56 does not inflate the water outlet inflation sealing cabin, and the door closing or opening is ineffective in the inflation process and the inflation pressure maintaining process;

7. when the roller shutter door 2 is at the upper limit, an inflation and exhaust key is pressed, the air pump 56 inflates the inflation sealing strip 3 and the inflation sealed cabin of the water outlet, the indicator light lights green light to flash green light, after the inflation pressure of the inflation sealing strip 3 and the inflation sealed cabin of the water outlet reach a specific value, the air pump 56 stops inflating, the inflation sealing strip 3 and the inflation sealed cabin of the water outlet are both in an inflation saturated state, the indicator light lights green light to normally light green light, and the door closing key or the door opening key is not effective in the inflation process and the inflation pressure maintaining process;

8. in items 6 and 7, when the inflation is in a saturated state, the air pump 56 automatically inflates until the pressure returns to a rated value after the air pressure is reduced;

9. when the inflatable sealing strip 3 and the water outlet inflatable sealing cabin are in an inflatable saturated state, and the water level common end probe and the low water level probe 54 are connected through bath water, the inflatable exhaust key is pressed down, the water outlet inflatable sealing cabin is depressurized, the bright green light is normally green, when the water level common end probe and the low water level probe 54 are disconnected, the inflatable exhaust key is pressed again, the door inflatable sealing strip 3 is deflated, the bright green light flickers until deflation is finished (needing to last for 13 seconds), the bright green light is turned off, and the door opening key can be pressed effectively only after the bright green light stops working;

10. in item 9, when the inflation and exhaust key is pressed down, the inflation sealed cabin of the water outlet is depressurized, when the water level public end is kept communicated with the low water level, the inflation and exhaust key is pressed down again, and the inflation sealed cabin of the water outlet is inflated again;

11. the inflatable sealing strips 3 and the water outlet inflatable sealing cabin are inflated by the air pump 56, and the green light is turned green in the process of arranging the door inflatable sealing strips 3; when the inflatable sealing strip 3 is kept pressure, the bright green light is evergreen;

the door is closed or opened by pressing alone under the above conditions;

12. under any condition, the door closing key and the door opening key are pressed for more than 3 seconds (long press), the bright red light is always bright red, and at the moment, the bright red light is in a locked state, and any functional button cannot be operated; pressing the door closing key and the door opening key for 3 seconds at the same time, turning off the bright red light and unlocking;

13. the display screen displays the measured water temperature; and always display after the power is switched on;

14. pressing the air charging and discharging key, pressing the air charging and discharging key again in the air discharging process, stopping discharging air, and then charging air;

15. when the inflatable sealing strip 3 and the water outlet inflatable sealing cabin are inflated to saturation, the power is cut off, the water outlet inflatable sealing cabin is deflated, and the inflatable sealing strip 3 keeps inflated to saturation;

16. the system automatically keeps the door position information after power failure, and when the system is recovered to be electrified, the system detects the inflation state of the door inflatable sealing strip 3:

when the inflatable sealing strip 3 is detected to be inflated to saturation, the bright green light lamp is normally bright; when detecting that the inflatable sealing strip 3 does not reach the inflation saturation state, the exhaust valve of the inflatable sealing strip 3 is opened, and the door position information is called, at the moment, if the door is between the first sensor 52a and the second sensor 52b, the motor 51 is automatically operated in a reverse rotation mode by pressing a door closing key until the second sensor 52b is activated, the motor 51 is automatically stopped, and at the moment, if the top of the roller door 2 is positioned between the upper limit/lower limit/rear limit/second sensor 52b and the third sensor 52c, the system does not perform special treatment.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and are preferred embodiments, which are intended to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the scope of the present invention. All equivalent changes or modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. A bathtub suitable for people with mobility disabilities comprises a bathtub body which is provided with a cavity and an opening at the upper part, and is characterized in that,

offer the breach that can supply the user to pass in and out on the lateral part of cylinder body, this bathtub still includes and is used for sealing the rolling slats door of breach, the rolling slats door is installed on the cylinder body, just seted up on the left and right sides wall of breach respectively with the left and right sides limit matched with guide slot of rolling slats door, insert establish both sides on the both sides limit slidable in the guide slot, the rolling slats door with be provided with the sealing device who makes the two sealing contact between the cylinder body, the cylinder body bottom with the corresponding position of the left and right sides wall of breach is equipped with two tracks respectively, two the track and two the guide slot dock mutually respectively.

2. A bath according to claim 1 further comprising control means, the control means comprising:

the motor is used for receiving the forward rotation control signal, driving the roller shutter door to close in a forward rotation mode according to the first forward rotation control signal and stopping rotating after receiving the first stop signal; and the rolling door is also used for receiving the reverse control signal, reversely driving the rolling door to be opened according to the first reverse control signal and stopping rotating after receiving the second stop signal.

3. The bathtub according to claim 2, wherein said control means further comprises:

4. A bathtub according to claim 3,

5. A bathtub according to claim 3, characterized in that said control means further comprise:

the motor is also used for receiving the automatic withdrawing signal, stopping after receiving the automatic withdrawing signal and then reversing the automatic operation until receiving the third stopping signal.

6. The bathtub of claim 1, wherein the sealing means comprises an inflatable seal having an interior cavity, the seal being disposed between the enclosure and the tambour door to seal the enclosure and the tambour door, the inflatable seal being resilient to expand upon inflation.

7. A bath according to claim 6 further comprising control means, the control means comprising:

the controller is also used for receiving an inflation instruction of a user and sending an inflation control instruction according to the inflation instruction only when the first detection signal is received or the top end of the roller shutter door is positioned between the first sensor and the second sensor;

the control device further includes:

8. The bathtub according to claim 6, wherein: the controller is also used for sending an exhaust control signal only after receiving an exhaust instruction of a user and the door opening signal, the inflatable sealing strip exhausts according to the exhaust control signal, and when the inflatable sealing strip is in the inflation or exhaust process, the controller does not respond to the door opening instruction and the door closing instruction of the user.

9. A bath according to claim 2 or 7,

10. A bath according to claim 2 or claim 7 wherein the control means further comprises a control panel on which are provided:

a door opening key; and

a door closing key;

and/or a temperature display screen for displaying the water temperature;