CN219557928U - Protection system for physiotherapy couch - Google Patents

Abstract

The utility model relates to a protection system for a physiotherapy couch, which comprises a control circuit, wherein the control circuit comprises a first ranging sensor, a second ranging sensor, an anti-pinch safety bar, a controller, a first handle and a second handle; the first distance measuring sensor is arranged at the lower part of the bed head, the second distance measuring sensor is arranged at the lower part of the bed tail, the output ends of the first distance measuring sensor and the second distance measuring sensor are respectively connected with the input end of the controller, and the input end of the controller is also electrically connected with a first handle and a second handle; the second switch is arranged at the lower part of the anti-clamping safety bar, the anti-clamping safety bar is fixed with a contact of the second switch, and the second switch is electrically connected with the input end of the controller. The utility model is provided with the controller, the first handle, the second handle and the anti-pinch safety bar, thereby completing lifting, rotating starting and stopping of the bed body, eliminating the potential safety hazard of the physiotherapy bed during adjustment and ensuring safer electric adjustment operation of the physiotherapy bed.

Description

Protection system for physiotherapy couch

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a protection system for a physiotherapy couch.

Background

The existing physiotherapy couch adopts manual adjustment to realize the inclination of the couch body and the lifting of the couch body, and a user realizes the posture adjustment through the hand-shaking lathe bed handle. With the development of electrification, an electric physiotherapy couch appears. As CN215689582U disclosed by the applicant, a rotating mechanism of a physiotherapy couch, a rotating structure for a physiotherapy couch is disclosed, which realizes the electric rotation of the physiotherapy couch. The applicant discloses CN215385578U again, a physiotherapy couch lift tilting mechanism for solve the electric lift of physiotherapy couch, the slope problem, further the applicant discloses CN217612765U, a segmentation adjustment mechanism for rehabilitation couch, on electric lift, the technical characteristics basis of slope divide into the multistage with the bed body, and each section can independently accomplish lift and slope, satisfies the treatment requirement of more positions, thereby realized the electric control of physiotherapy couch.

In use, it is found that the electric adjustment of the physiotherapy couch has convenience instead of manual adjustment, but the safety is lower than that of manual adjustment, the manual adjustment is controlled by a user on the couch body, and the electric adjustment does not need human participation, so that the safety risk exists, if some treatment needs the patient to lie on the couch, various actions are performed to complete the change of the body posture, when the whole couch descends, the patient lies on the couch body with two hands drooping, the hands easily touch the metal frame of the couch body, and the whole couch cannot react and continuously descend to squeeze the hands to hurt the patient.

Therefore, a protection system matched with a physiotherapy couch is needed to provide induction signals for electric control of the physiotherapy couch, and the safety of electric adjustment of the physiotherapy couch is improved.

Disclosure of Invention

The utility model provides a protection system for a physiotherapy couch, which aims to solve the problem that potential safety hazards exist in the adjustment of the conventional physiotherapy couch, and is provided with a control circuit, the heights of the head and the tail of the physiotherapy couch and the rotation position are sensed by a first distance measuring sensor and a second distance measuring sensor, and the lifting, the rotation starting and the stopping of a couch body are completed by combining a controller, a first handle, a second handle and an anti-clamping safety bar, so that the potential safety hazards of the physiotherapy couch in the adjustment are eliminated, and the electric adjustment operation of the physiotherapy couch is safer.

In order to achieve the above object, the technical scheme of the present utility model is as follows:

the utility model provides a protection system for physiotherapy couch, includes physiotherapy couch body, physiotherapy couch body includes head of a bed, lathe bed and tailstock, the head of a bed is provided with first adjustment mechanism, the tailstock is provided with second adjustment mechanism, the lathe bed is provided with third adjustment mechanism, the lathe bed is provided with the support, first adjustment mechanism is used for driving the head of a bed, down and tilting motion, second adjustment mechanism is used for driving the tailstock up, down and tilting motion, third adjustment mechanism is used for driving the body of a bed, down and tilting motion, characterized in that, first adjustment mechanism, second adjustment mechanism and third adjustment mechanism are provided with control circuit, control circuit includes first range sensor, second range sensor, anti-pinch safety bar, controller and first handle, second handle; the support is of a frame structure, the support is positioned at the lower ends of a bed head and a bed tail, the first distance measuring sensor is arranged at the lower part of the bed head, the second distance measuring sensor is arranged at the lower part of the bed tail, the output ends of the first distance measuring sensor and the second distance measuring sensor are respectively connected with the input end of the controller, and the input end of the controller is also electrically connected with a first handle and a second handle;

the support bilateral symmetry sets up prevents pressing from both sides the safety bar, it is provided with the second switch to prevent pressing from both sides the safety bar lower part, prevents pressing from both sides the safety bar and is fixed with the contact of second switch, prevents pressing from both sides the strip structure that the safety bar was made for flexible material, prevents pressing from both sides safety bar and support swing joint, second switch and the input electric connection of controller.

The operation principle is as follows: the first distance measuring sensor is arranged at the lower part of the bed head, and when the bed head ascends and descends and rotates through the first adjusting mechanism, the distance value between the bed head and the first distance measuring sensor changes, so that a reference signal is provided for the controller. When the bed tail is lifted and rotated through the second adjusting mechanism, the distance value between the bed tail and the first distance measuring sensor is changed, and a reference signal is provided for the controller. The lathe bed carries out lift adjustment through third adjustment mechanism, and the user sends the rotatory signal of lathe bed through first handle, sends the lathe bed lift signal through the second handle, finally for preventing that patient's arm from being pressed from both sides at the lathe bed in-process that descends, makes the second switch break off through pressing down anti-pinch safety bar, realizes that third adjustment mechanism stops the motion, has improved the security of physiotherapy bed.

Further, the first adjustment mechanism comprises a first electric push rod and a second electric push rod, the first electric push rod is used for driving the bed head to move up and down, the second electric push rod is used for driving the bed head to incline and reset, a driving chip is arranged between the control ends of the first electric push rod and the second electric push rod and the input end of the controller, the first electric push rod and the second electric push rod are connected with a power supply through the driving chip, and the driving chip is electrically connected with the controller.

In order to facilitate circuit control, the driving piece of the bed head adopts a first electric push rod and a second electric push rod, the first electric push rod is used as a lifting power source of the bed head, the second electric push rod is used for operating the tilting and resetting power source of the bed head, and the first electric push rod and the second electric push rod are connected with the controller through driving chips, so that the circuit structure is simplified, and the production cost is reduced.

Further, the second adjusting mechanism comprises a third electric push rod and a fourth electric push rod, the third electric push rod is used for driving the bed tail to move up and down, the fourth electric push rod is used for driving the bed tail to incline and reset, a driving chip is arranged between the control ends of the third electric push rod and the fourth electric push rod and the input end of the controller, and the third electric push rod and the fourth electric push rod are connected with a power supply through the driving chip and are electrically connected with the controller.

The power element of the bed tail adopts an electric push rod, and the third electric push rod and the fourth electric push rod adopt electric control, so that the system control and the circuit connection are facilitated.

Further, the third adjusting mechanism comprises a fifth electric push rod and a sixth electric push rod, the fifth electric push rod is used for driving the lathe bed to move up and down, the sixth electric push rod is used for driving the lathe bed to incline and reset, a driving chip is arranged between the control ends of the fifth electric push rod and the sixth electric push rod and the input end of the controller, the fifth electric push rod and the sixth electric push rod are connected with a power supply through the driving chip, and the driving chip is electrically connected with the controller.

The power element of the lathe bed adopts an electric push rod, and the fifth electric push rod and the sixth electric push rod adopt electric control, so that the control of the system and the circuit connection are facilitated.

Further, the first handle and the second handle comprise a change-over switch and a control rod, a contact of the change-over switch is fixed with the control rod, and the control rod is hinged with the bracket;

the output end of the change-over switch is connected with the input end of the controller;

the first handle is arranged at the front end of the bracket, and the second handle is arranged at the rear end of the bracket.

The first handle and the second handle are simple in structure, convenient for a user to dial upwards or downwards, and convenient to operate.

Through the technical scheme, the utility model has the beneficial effects that:

the utility model improves the safety of the physiotherapy bed during adjustment. The first distance measuring sensor, the second distance measuring sensor, the anti-clamping safety bar, the controller, the first handle and the second handle are arranged on the physical therapy bed, wherein the first distance measuring sensor is arranged on the lower portion of the bed head and fixed with the support and used for sensing the position of the bed head, the second distance measuring sensor is arranged on the lower portion of the bed tail and fixed with the support and used for sensing the position of the bed tail, and the data input of the first distance measuring sensor and the second distance measuring sensor is beneficial to improving the accuracy of electric control. The first handle and the second handle are arranged to facilitate the adjustment of the height and the rotation angle of the bed body. The anti-pinch safety bar is used for realizing the adjustment of the bed body under the emergency, so that the accident of clamping hands in the adjustment of the bed body caused by sagging of the two hands of a patient in the treatment process is avoided.

Drawings

FIG. 1 is a schematic diagram of a protective system for a physiotherapy couch according to the present utility model;

FIG. 2 is a second schematic diagram of a protection system for a physiotherapy couch according to the present utility model;

fig. 3 is an electrical schematic diagram of a protective system for a physiotherapy couch of the present utility model.

The reference numerals in the drawings are: the automatic control device comprises a bed head 1, a bed body 2, a bed tail 3, a support 4, a first ranging sensor 5, a second ranging sensor 6, a controller 8, a first handle 9, a second handle 10, a first electric push rod 11, a second electric push rod 12, a third electric push rod 13, a fourth electric push rod 14, a fifth electric push rod 15, a sixth electric push rod 16, a driving chip 17, a switch 18, an anti-pinch safety bar 19 and a second switch 20.

Detailed Description

The utility model is further described with reference to the drawings and detailed description which follow:

example 1

As shown in fig. 1-3, the protection system for the physiotherapy couch comprises a physiotherapy couch body, wherein the physiotherapy couch body comprises a couch top 1, a couch body 2 and a couch tail 3, the couch top 1 is provided with a first adjusting mechanism, the couch tail 3 is provided with a second adjusting mechanism, the couch body 2 is provided with a third adjusting mechanism, the couch body 2 is provided with a support 4, the first adjusting mechanism is used for driving the couch top 1 to move up, down and incline, the second adjusting mechanism is used for driving the couch tail 3 to move up, down and incline, the third adjusting mechanism is used for driving the couch body 2 to move up, down and incline, the first adjusting mechanism, the second adjusting mechanism and the third adjusting mechanism are provided with a control circuit, and the control circuit comprises a first ranging sensor 5, a second ranging sensor 6, an anti-clamping safety bar 19, a controller 8, a first handle 9 and a second handle 10; the support 4 is of a frame structure, the support 4 is positioned at the lower ends of the bed head 1 and the bed tail 3, the first ranging sensor 5 is arranged at the lower part of the bed head 1, the second ranging sensor 6 is arranged at the lower part of the bed tail 3, the output ends of the first ranging sensor 5 and the second ranging sensor 6 are respectively connected with the input end of the controller 8, and the input end of the controller 8 is also electrically connected with a first handle 9 and a second handle 10;

the anti-pinch safety bars 19 are symmetrically arranged on two sides of the support 4, a second switch 20 is arranged on the lower portion of the anti-pinch safety bars 19, the anti-pinch safety bars 19 are fixed with contacts of the second switch 20, the anti-pinch safety bars 19 are of a strip-shaped structure made of flexible materials, the anti-pinch safety bars 19 are movably connected with the support 4, and the second switch 20 is electrically connected with the input end of the controller 8.

Preferably, the third adjusting mechanism includes a fifth electric push rod 15 and a sixth electric push rod 16, the fifth electric push rod 15 is used for driving the lathe bed 2 to move up and down, the sixth electric push rod 16 is used for driving the lathe bed 2 to incline and reset, a driving chip 17 is disposed between the control ends of the fifth electric push rod 15 and the sixth electric push rod 16 and the input end of the controller 8, the fifth electric push rod 15 and the sixth electric push rod 16 are connected with a power supply through the driving chip 17, and the driving chip 17 is electrically connected with the controller 8.

Preferably, the first handle 9 and the second handle 10 each comprise a change-over switch 18 and a control rod, the contact of the change-over switch 18 is fixed with the control rod, and the control rod is hinged with the bracket 4;

the output end of the change-over switch 18 is connected with the input end of the controller 8;

the first handle 9 is arranged at the front end of the bracket 4, and the second handle 10 is arranged at the rear end of the bracket 4.

In this embodiment, the controller 8 adopts an STM32 type singlechip, the driving chip 17 adopts an L289N type driving chip, the output ends of the first ranging sensor 5 and the second ranging sensor 6 are connected with the ADC pin of the controller 8, the output ends of the switch 18 and the second switch 20 are connected with the IO pin of the controller 8, the output end of the controller 8 is connected with the input end of the driving chip 17, the switch 18 is a three-gear knob switch, the rotation angle of the control lever is 0-90 °,0 ° is a high voltage gear, 90 ° is a low voltage gear, no voltage is output when 45 °, the second switch 20 is a key switch, and the first ranging sensor 5 and the second ranging sensor 6 are laser ranging sensors.

The user makes the contact of change over switch 18 closed in 0 position through the control lever of pull-up first handle 9, and change over switch 18 output high level signal, and the controller 8 receives high level signal and makes driver chip 17 switch on, and then the fifth electricity push rod 15 switch on stretches, and support 4 pushes away the bed body 3, and the physiotherapy bed continuously rises. The user resets the first handle 9 to the physiotherapy couch to stop lifting.

The user closes the contact of the change-over switch 18 at the 90 DEG position by pulling down the control rod of the first handle 9, the controller 8 switches the positive electrode and the negative electrode of the fifth electric push rod 15 through the driving chip 17, and the fifth electric push rod 15 is reset, so that the physiotherapy couch continuously descends. The user resets (45 °) the first handle 9 and stops the bed from descending.

During the descent, if the arm of the patient is in a drooping state, the patient presses the anti-pinch safety bar 19, and then the second switch 20 sends a high-level signal to the controller 8, and the controller 8 de-energizes the fifth electric putter 15 through the driving chip 17.

The bed is rotated by the second handle 10 in a manner consistent with the operation of the first handle 9 and will not be described again.

Example 2

Based on the above embodiment 1, in the present embodiment, after the setting program sends the high level signal to the second switch 20, the controller 8 controls the driving chip 17 to optimize the flow of the operation of the fifth electric push rod 15, before the fifth electric push rod 15 is powered off, the controller 8 extends the fifth electric push rod 15 through the driving chip 17, and after 3s, the fifth electric push rod 15 is powered off.

Example 3

Preferably, the first adjusting mechanism includes a first electric push rod 11 and a second electric push rod 12, the first electric push rod 11 is used for driving the bed head 1 to move up and down, the second electric push rod 12 is used for driving the bed head 1 to incline and reset, a driving chip 17 is arranged between the control ends of the first electric push rod 11 and the second electric push rod 12 and the input end of the controller 8, the first electric push rod 11 and the second electric push rod 12 are connected with a power supply through the driving chip 17, and the driving chip 17 is electrically connected with the controller 8.

Preferably, the second adjusting mechanism includes a third electric push rod 13 and a fourth electric push rod 14, the third electric push rod 13 is used for driving the bed tail 3 to move up and down, the fourth electric push rod 14 is used for driving the bed tail 3 to incline and reset, a driving chip 17 is arranged between the control ends of the third electric push rod 13 and the fourth electric push rod 14 and the input end of the controller 8, the third electric push rod 13 and the fourth electric push rod 14 are connected with a power supply through the driving chip 17, and the driving chip 17 is electrically connected with the controller 8.

In order to improve the control accuracy, when the head 1 and the tail 2 change in position, the first distance measuring sensor 5 and the second distance measuring sensor 6 correspondingly detect the distance between the head 1 and the tail 2 and the bracket 4, and transmit detection signals to the controller 8, and the detection signals can be used as reference values for controlling the first electric push rod 11 and the second electric push rod 12 and the third electric push rod 13 and the fourth electric push rod 14 by the controller 8.

The above-described embodiments are merely preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, so that all equivalent changes or modifications of the structure, characteristics and principles described in the claims should be included in the scope of the present utility model.

Claims (5)

1. The utility model provides a protection system for physiotherapy couch, includes physiotherapy couch body, physiotherapy couch body includes head of a bed (1), lathe bed (2) and tailstock (3), head of a bed (1) is provided with first adjustment mechanism, tailstock (3) are provided with second adjustment mechanism, lathe bed (2) are provided with third adjustment mechanism, lathe bed (2) are provided with support (4), first adjustment mechanism is used for driving head of a bed (1) up, down and tilting motion, second adjustment mechanism is used for driving tailstock (3) up, down and tilting motion, third adjustment mechanism is used for driving lathe bed (2) up, down and tilting motion, its characterized in that, first adjustment mechanism, second adjustment mechanism and third adjustment mechanism are provided with control circuit, control circuit includes first range sensor (5), second range sensor (6), anti-pinch safety bar (19), controller (8) and first handle (9), second handle (10); the support (4) is of a frame structure, the support (4) is positioned at the lower ends of the bed head (1) and the bed tail (3), the first ranging sensor (5) is arranged at the lower part of the bed head (1), the second ranging sensor (6) is arranged at the lower part of the bed tail (3), the output ends of the first ranging sensor (5) and the second ranging sensor (6) are respectively connected with the input end of the controller (8), and the input end of the controller (8) is electrically connected with the first handle (9) and the second handle (10);

the anti-pinch safety bar (19) is symmetrically arranged on two sides of the support (4), a second switch (20) is arranged on the lower portion of the anti-pinch safety bar (19), contacts of the anti-pinch safety bar (19) and the second switch (20) are fixed, the anti-pinch safety bar (19) is of a strip-shaped structure made of flexible materials, the anti-pinch safety bar (19) is movably connected with the support (4), and the second switch (20) is electrically connected with the input end of the controller (8).

2. The protection system for a physiotherapy couch according to claim 1, wherein the first adjusting mechanism comprises a first electric push rod (11) and a second electric push rod (12), the first electric push rod (11) is used for driving the couch head (1) to move up and down, the second electric push rod (12) is used for driving the couch head (1) to incline and reset, a driving chip (17) is arranged between the control ends of the first electric push rod (11) and the second electric push rod (12) and the input end of the controller (8), the first electric push rod (11) and the second electric push rod (12) are connected with a power supply through the driving chip (17), and the driving chip (17) is electrically connected with the controller (8).

3. The protection system for a physiotherapy couch according to claim 1, wherein the second adjusting mechanism comprises a third electric push rod (13) and a fourth electric push rod (14), the third electric push rod (13) is used for driving the couch tail (3) to move up and down, the fourth electric push rod (14) is used for driving the couch tail (3) to incline and reset, a driving chip (17) is arranged between the control ends of the third electric push rod (13) and the fourth electric push rod (14) and the input end of the controller (8), the third electric push rod (13) and the fourth electric push rod (14) are connected with a power supply through the driving chip (17), and the driving chip (17) is electrically connected with the controller (8).

4. The physiotherapy couch protection system according to claim 1, wherein the third adjusting mechanism comprises a fifth electric push rod (15) and a sixth electric push rod (16), the fifth electric push rod (15) is used for driving the couch body (2) to move up and down, the sixth electric push rod (16) is used for driving the couch body (2) to incline and reset, a driving chip (17) is arranged between the control ends of the fifth electric push rod (15) and the sixth electric push rod (16) and the input end of the controller (8), the fifth electric push rod (15) and the sixth electric push rod (16) are connected with a power supply through the driving chip (17), and the driving chip (17) is electrically connected with the controller (8).

5. Protection system for a physiotherapy couch according to claim 4, characterized in that the first handle (9) and the second handle (10) each comprise a switch (18) and a control lever, the contacts of the switch (18) being fixed to the control lever, the control lever being hinged to the support (4);

the output end of the change-over switch (18) is connected with the input end of the controller (8);

the first handle (9) is arranged at the front end of the bracket (4), and the second handle (10) is arranged at the rear end of the bracket (4).