CN107753195A - A kind of stroke patient rehabilitation nursing wheelchair - Google Patents

Abstract

The invention belongs to the technical field of medical equipment, and relates to a rehabilitation nursing wheelchair for stroke patients, which includes a chair frame, a seat cushion, a swing plate, two hydraulic cylinders, and two fixing plates. The side is provided with an air delivery main pipe, and the air outlet of the air pump communicates with the air delivery main pipe through the air outlet pipe. There are also several grooves 1 on the upper side of the seat cushion, and strip airbags are arranged in the groove 1. Each strip airbag Both of them are connected with the main pipe of gas transmission through the second gas transmission branch pipe. The swing plate is hinged on the seat cushion through the hinge. There are two slide grooves on the front side of the swing plate. The slide is arranged in the chute, the hydraulic cylinder one is fixed on the front side of the swing plate and the piston rod of the hydraulic cylinder one is hinged to the lower side of the fixed plate, and the chair frame is also equipped with a hinge shaft for driving the swing plate to rotate around the hinge The driving part is also provided with binding parts on the fixed plate. The invention has the advantages of being able to perform massage and auxiliary exercise for the patient.

Description

A rehabilitation nursing wheelchair for stroke patients

technical field

The invention belongs to the technical field of medical equipment and relates to a rehabilitation nursing wheelchair for stroke patients.

Background technique

Stroke is a common disease among middle-aged and elderly people. Stroke patients often become disabled after a stroke, and one side of their limbs will be hemiplegic. Not only is it inconvenient for the individual, but the whole family will also suffer.

Stroke makes it difficult to move, and it is generally necessary to use a wheelchair to take care of mobile stroke patients when going out or at home. If a stroke patient uses a wheelchair for a long time, the patient's buttocks and back and other parts of the skin that are in contact with the wheelchair for a long time are prone to decubitus, so the patient often needs family members Or medical staff cleans and massages its body to promote blood circulation and avoid bedsores. However, this manual cleaning and massage is time-consuming and laborious, and the work intensity is relatively large.

Contents of the invention

The purpose of the present invention is to address the above-mentioned problems existing in the prior art, and propose a rehabilitation nursing wheelchair for apoplexy patients. The technical problem to be solved by the present invention is: how to massage the patient to avoid decubital ulcers caused by the patient's prolonged sitting, and How to provide assisted movement to a patient in a wheelchair to facilitate recovery.

The purpose of the present invention can be achieved through the following technical solutions: a rehabilitation nursing wheelchair for stroke patients, comprising a chair frame and a seat cushion arranged above the chair frame, the opposite sides of the seat cushion are provided with armrests, the seat A backrest is also arranged on the cushion, and the backrest is located between two armrests, and is characterized in that it also includes a swing plate, a hydraulic cylinder 1 and a fixed plate, an air pump is arranged on the chair frame, and an air pump is arranged on the lower side of the seat cushion. An air delivery main pipe is provided, one end of the air delivery main pipe is closed, and one end is provided with a valve 1, the air outlet of the air pump communicates with the air delivery main pipe through the air outlet pipe, and several grooves are opened on the upper side of the seat cushion 1. The groove 1 is arranged along the width direction of the seat cushion, and the groove 1 is provided with strip-shaped airbags. Valves 4 are arranged on the two gas transmission branch pipes. The swing plate is hinged on the side of the seat cushion away from the backrest through a hinge. The cross section is T-shaped, and the fixed plate has two pieces corresponding to the two slide grooves. Each fixed plate is provided with a slider 2 with a T-shaped cross section, and the slider 2 is slidably set In the corresponding chute, the hydraulic cylinder one has two and corresponds to the two fixed plates one by one, the hydraulic cylinder one is fixed on the front side of the swing plate and the piston rod of the hydraulic cylinder one and the corresponding The lower side of the fixed plate is hinged, the chair frame is provided with a hydraulic pump station, and the hydraulic pump station communicates with the hydraulic cylinder through a hydraulic pipeline, and the chair frame is also provided with a hinge for driving the swing plate around the hinge The shaft rotates the driving part, and the fixing plate is also provided with binding parts for fixing the patient's feet.

In the rehabilitation nursing wheelchair for stroke patients mentioned above, the driving part is the second hydraulic cylinder, the second hydraulic cylinder is arranged horizontally and the end of the piston rod faces the back of the swing plate, the piston rod of the second hydraulic cylinder and the swing plate The back of the hydraulic cylinder is hinged, and the hydraulic cylinder 2 communicates with the hydraulic pump station through a hydraulic pipeline.

In the aforementioned rehabilitation nursing wheelchair for stroke patients, the binding member is a binding strap, one end of the binding strap is fixedly connected to one side of the fixing plate, and the other end is detachably connected to the fixing plate through Velcro.

In the rehabilitation nursing wheelchair for stroke patients mentioned above, a plurality of grooves 2 are arranged on the backrest, massage airbags are arranged in the groove 2, and each massage airbag passes through a massage trachea and an air delivery branch pipe. One connection, one end of the air transmission branch pipe one is closed, and the other end communicates with the gas transmission main pipe, each of the massage air pipes is provided with a valve three, and the air transmission branch pipe one is provided with a valve two.

In the rehabilitation nursing wheelchair for stroke patients mentioned above, the seat cushion is also provided with a massage assembly, the massage assembly includes several massage units, and the massage unit includes a round hole 1 and a rotating column arranged on the seat cushion. , a sliding column, a spring and an electromagnet, the upper end of the first circular hole runs through the upper side of the seat cushion, the bottom of the first circular hole is coaxially provided with a second circular hole, and the lower end of the second circular hole runs through the lower surface of the seat cushion On the side, the diameter of the second hole is smaller than the diameter of the first hole, the rotating column is arranged in the first hole, the cross section of the rotating column is circular and the diameter of the cross section is smaller than the diameter of the first hole, so The lower end of the rotating column is coaxially provided with a rotating shaft, the rotating shaft is set in the second hole and the lower end of the rotating shaft extends out of the lower side of the seat cushion, and the lower side of the seat cushion is provided with a driving mechanism capable of driving the rotating shaft to rotate , the upper end of the rotating column is provided with a blind hole 1, the electromagnet is arranged at the bottom of the blind hole 1, a through hole is provided in the middle of the electromagnet, and the sliding column is axially slid and circumferentially fixed. It is arranged in the blind hole one, the permanent magnet is arranged in the sliding post, the upper end of the sliding post is provided with a rubber head, the lower end of the sliding post is connected with the upper end of the spring, the lower end of the spring passes through the through hole and It is fixedly connected with the bottom of the blind hole one, and the polarities of the permanent magnet and the electromagnet are opposite.

In the rehabilitation nursing wheelchair for stroke patients mentioned above, the driving mechanism includes a motor, and there are several motors, and several installation cavities are opened on the lower side of the seat cushion, and the motors correspond to the installation cavities one by one. , the motor is arranged in the installation cavity, the output shaft of the motor is arranged vertically downward and a gear 1 is arranged at the end, the motor and the rotating shaft correspond one by one, and the lower end of the rotating shaft is provided with a gear 2, so Gear one and gear two meshing transmission.

In the aforementioned rehabilitation nursing wheelchair for stroke patients, the side wall of the blind hole 1 is provided with several guide grooves 1 along the vertical direction, and the outer wall of the sliding column is provided with several sliders 1, so that The slider 1 is in one-to-one correspondence with the guide groove 1, and the slider 1 is slidably arranged in the corresponding guide groove 1.

In the aforementioned rehabilitation nursing wheelchair for stroke patients, the chair frame is provided with a controller, and the valves 1, 2, 3 and 4 are solenoid valves, and the electromagnet, motor, valve 1, Valve two, valve three, valve four and the air pump are all electrically connected with the controller.

In the rehabilitation nursing wheelchair for stroke patients mentioned above, a bearing is further arranged between the rotating shaft and the second round hole.

In the aforementioned rehabilitation nursing wheelchair for stroke patients, the lower end of the chair frame is provided with wheels.

Compared with the prior art, the present invention can massage the patient, prevent the patient from producing bed sores due to sitting for a long time, and how to provide auxiliary exercise to the patient in the wheelchair to promote rehabilitation.

Description of drawings

Figure 1 is a top view of the present invention.

Fig. 2 is a cross-sectional view of the present invention.

Fig. 3 is a schematic view of the structure when the strip airbag and the massage airbag are inflated and the sliding column extends out of the blind hole.

Fig. 4 is a partial sectional view of the present invention.

In the figure: 1, chair frame; 2, seat cushion; 2a, groove one; 2b, round hole one; 2c, round hole two; 2d, installation cavity; 3, air pump; 3a, air outlet pipe; 3b, gas delivery main pipe ;4, valve one; 4a, valve two; 4b, valve three; 4c, valve four; 5, motor; 6, gear one; 6a, gear two; 8, bearing; 9, rotating shaft; 10, rotating column; 10a, blind hole 1; 10b, guide groove 1; 11, electromagnet; 11a, through hole; 12, spring; 13, sliding column; 13a , slider one; 13b, permanent magnet; 14, rubber head; 15, armrest; 16, backrest; 16a, groove two; 17, massage air bag; 17a, massage trachea; 18, controller; 19, wheel; Hinge; 21, swing plate; 21a, chute; 22, hydraulic cylinder one; 23, fixed plate; 23a, slider two; 24 binding strap; 25, hydraulic cylinder two; 26, hydraulic pump station.

Detailed ways

The following are specific embodiments of the present invention and in conjunction with the accompanying drawings, the technical solutions of the present invention are further described, but the present invention is not limited to these embodiments.

As shown in Figures 1 to 4, a rehabilitation nursing wheelchair for stroke patients includes a chair frame 1 and a seat cushion 2 arranged above the chair frame 1, and the opposite sides of the seat cushion 2 are provided with armrests 15, so The seat cushion 2 is also provided with a backrest 16, and the backrest 16 is located between the two armrests 15. The rehabilitation nursing wheelchair for stroke patients also includes a swing plate 21, a hydraulic cylinder one 22 and a fixed plate 23. The chair frame 1 An air pump 3 is arranged on the top, and an air delivery main pipe 3b is arranged on the lower side of the seat cushion 2. One end of the air delivery main pipe 3b is closed, and one end is provided with a valve-4. The air outlet of the air pump 3 passes through the air outlet pipe 3a It communicates with the gas delivery main pipe 3b, and the upper side of the seat cushion 2 is also provided with several grooves 2a, the groove 2a is arranged along the width direction of the seat cushion 2, and the groove 2a is provided with Strip-shaped airbags 7, each of the strip-shaped airbags 7 is communicated with the gas-transporting main pipe 3b through the gas-transporting branch pipe 2 7b, each of the gas-transporting branch pipes 2 7b is provided with a valve 44c, and the swing plate 21 passes through The hinge 20 is hinged on the side of the seat cushion 2 away from the backrest 16. Two slide grooves 21a are arranged in parallel on the front side of the swing plate 21. The cross section of the slide grooves 21a is T-shaped. The fixed plate 23 There are two pieces corresponding to the two chute 21a one by one, each of the fixed plates 23 is provided with a slider 2 23a with a T-shaped cross section, and the slider 2 23a is slidably arranged in the corresponding chute In 21a, the hydraulic cylinder one 22 has two and corresponds to two fixed plates 23 one by one, the hydraulic cylinder one 22 is fixed on the front side of the swing plate 21 and the piston rod of the hydraulic cylinder one 22 and the corresponding The lower side of the fixed plate 23 is hinged, the chair frame 1 is provided with a hydraulic pump station 26, and the hydraulic pump station 26 communicates with the hydraulic cylinder one 22 through a hydraulic pipeline, and the chair frame 1 is also provided with a hydraulic pump station for driving the swing. The plate 21 is a driving member that rotates around the hinge axis of the hinge 20 . The fixing plate 23 is also provided with a binding member for fixing the patient's feet. The lower end of the chair frame 1 is provided with a wheel 19 .

The air pump 3 is inflated in the strip airbag 7 through the gas delivery main pipe 3b and the gas delivery branch pipe 2 7b, so that the strip airbag 7 can be expanded, and several strip airbags 7 are arranged at intervals, so after several strip airbags 7 are inflated at the same time, it can Lift the patient's body so that the patient's body is detached from the upper side of the seat cushion 2, so as to partially release the pressure on the patient's buttocks area, which can promote muscle movement, relax the muscles, promote blood circulation, and avoid bedsores.

Preferably, a one-way valve is provided between the air outlet of the air pump 3 and the air outlet pipe 3a, and the one-way valve can prevent the compressed air delivered by the air pump 3 to the bar-shaped air bag 7 from flowing back.

When the air pump 3 is closed and the valve one 4 and valve four 4c are opened, the air in the strip airbag 7 is discharged through the valve one 4, the strip airbag 7 shrinks and becomes smaller, and the patient's body slowly moves downward, finally realizing the patient's buttocks and The upper side of the seat cushion 2 is in contact.

In addition, the patient's foot can be fixed on the fixed plate 23 with a binding piece, and the fixed plate 23 is driven to move up and down along the chute 21a through the hydraulic cylinder one 22, driving the patient's foot to move up and down, thereby driving the patient's legs to move, so that The patient's thigh and calf can also rotate relatively around the knee joint.

Under the action of the hydraulic cylinder one 22 and the fixing plate 23, the patient's leg muscles are exercised, which can promote the recovery of muscle function and blood circulation, which is beneficial to the recovery of the leg function of the patient.

Specifically, the driving member is a hydraulic cylinder 25, the hydraulic cylinder 25 is horizontally arranged and the end of the piston rod faces the back of the swing plate 21, and the piston rod of the hydraulic cylinder 2 25 is hinged to the back of the swing plate 21 , the hydraulic cylinder 2 25 communicates with the hydraulic pump station 26 through a hydraulic pipeline.

The hydraulic cylinder 2 25 can drive the upper end of the swing plate 21 to rotate around the hinge shaft of the hinge 20, so that the patient's calf can move back and forth around the knee joint, so that the muscles of the patient's calf can be exercised, which can promote the recovery of muscle function and Promote blood circulation, can promote the recovery of patient's calf function.

When the piston rods of the first hydraulic cylinder 22 and the second hydraulic cylinder 25 work simultaneously, the patient's leg can be continuously moved in multiple directions, which can further promote the recovery of the patient's leg function.

Specifically, the binding member is a binding strip 24 , one end of the binding strip 24 is fixedly connected to one side of the fixing plate 23 , and the other end is detachably connected to the fixing plate 23 through Velcro.

The patient's feet can be fixed on the fixed plate 23 by the binding strap 24, and when the fixed plate 23 is prevented from moving up and down along the chute 21a, the patient's feet will break away from the fixed plate 23, and the setting of the Velcro can make the binding strap 24 conveniently It is connected or disconnected from the fixed plate 23, and the operation is simple and fast.

Specifically, the backrest 16 is provided with a plurality of grooves 2 16a, and massage airbags 17 are arranged in the groove 2 16a, and each massage airbag 17 passes through a massage trachea 17a and an air delivery branch pipe 17a. Connected, one end of the gas transmission branch pipe 7a is closed, and the other end is connected with the gas transmission main pipe 3b, each of the massage air pipes 17a is provided with a valve three 4b, and the gas transmission branch pipe one 7a is provided with a valve two 4a .

The air pump 3 transmits air to the massage airbag 17 through the air delivery main pipe 3b, the air delivery branch pipe 7a, and the massage air pipe 17a, so that the massage airbag 17 can be inflated and expanded, and the massage airbag 17 can be inflated to apply pressure to the patient's back, so that the patient's back can be realized. The local pressure relief can promote blood circulation, which can prevent bedsores on the patient's back.

When the massage airbag 17 is about to deflate, the air pump 3 is closed, the valve one 4, the valve two 4a and the valve three 4b are all opened, and the air in the massage airbag 17 is discharged through the massage trachea 17a, the air delivery branch pipe 17a and the air delivery main pipe 3b in sequence to the external environment.

Specifically, the seat cushion 2 is also provided with a massage assembly, the massage assembly includes several massage units, and the massage unit includes a round hole 2b, a rotating column 10, and a sliding column 13 arranged on the seat cushion 2. , a spring 12 and an electromagnet 11, the upper end of the first round hole 2b runs through the upper side of the seat cushion 2, the bottom of the first round hole 2b is coaxially provided with a second round hole 2c, and the lower end of the second round hole 2c runs through The lower side of the seat cushion 2, the diameter of the second round hole 2c is smaller than the diameter of the first round hole 2b, the rotating column 10 is arranged in the first round hole 2b, the cross section of the rotating post 10 is circular and the cross section The diameter is smaller than the diameter of the first round hole 2b, the lower end of the rotating column 10 is coaxially provided with a rotating shaft 9, the rotating shaft 9 is rotated and arranged in the second round hole 2c and the lower end of the rotating shaft 9 extends out of the lower side of the seat cushion 2, The lower side of the seat cushion 2 is provided with a driving mechanism capable of driving the rotating shaft 9 to rotate. The upper end of the rotating column 10 is provided with a blind hole 10a, and the electromagnet 11 is arranged at the bottom of the blind hole 10a. The middle part of the electromagnet 11 is provided with a through hole 11a, and the sliding column 13 is arranged in the blind hole 10a in the form of axial sliding and circumferential fixing, that is, the side wall of the blind hole 10a is along the vertical direction. A plurality of guide grooves 10b are provided, and a plurality of sliders 13a are arranged on the outer wall of the sliding post 13. The sliders 13a correspond to the guide grooves 10b one by one, and the sliders 13a are slidably arranged on In the corresponding guide groove 10b;

A permanent magnet 13b is arranged in the spool 13, a rubber head 14 is provided on the upper end of the spool 13, the lower end of the spool 13 is connected to the upper end of the spring 12, and the lower end of the spring 12 passes through the through hole 11a And it is fixedly connected with the bottom of the blind hole 10a, and the polarity of the permanent magnet 13b and the electromagnet 11 are opposite.

The patient's buttocks sit on the seat cushion 2, and when the electromagnet 11 is energized, a repulsive force is generated between the permanent magnet 13b and the electromagnet 11, and now the sliding column 13 moves upward along the guide groove 10b to realize the patient's The buttocks are knocked, and when the electromagnet 11 is powered off, under the action of the spring 12, the sliding column 13 moves downward quickly, so that the sliding column 13 returns to the blind hole 10a. At this time, the rubber head 14 is also located in the blind hole 1. The upper end of 10a, and lower than the upper side of seat cushion 2, slide block one 13a and guide groove one 10b slide fit, simple in structure, reliable in movement.

Under the action of the electromagnet 11 and the spring 12, the sliding column 13 moves up and down along the guide groove 10b, and the patient's buttocks can be knocked, which can promote the local blood circulation in the patient's buttocks area and realize local pressure relief, and promote muscle relaxation. Exercise and recover to avoid pressure sores.

The guide groove 10b also plays a role of positioning, which can prevent the spool 13 from rotating in the circumferential direction relative to the blind hole 10a, so that when the rotation occurs under the drive of the driving mechanism, the spool 10 can drive the spool 13 and the circumferential direction together. Rotation enables the sliding column 13 to rub the human body, which can further promote the local blood circulation in the patient's buttocks area and realize local pressure relief, promote muscle exercise and recovery, and avoid bedsores.

Specifically, the driving mechanism includes a motor 5, and there are several motors 5, and several installation cavities 2d are opened on the lower side of the seat cushion 2, and the motors 5 correspond to the installation cavities 2d one by one, so The motor 5 is arranged in the installation cavity 2d, the output shaft of the motor 5 is arranged vertically downward and a gear 6 is arranged at the end, the motor 5 corresponds to the rotating shaft 9 one by one, and the lower end of the rotating shaft 9 is arranged There is a second gear 6a, and the first gear 6 and the second gear 6a are meshed for transmission.

Motor 5 is turned on, and motor 5 drives rotating shaft 9 to rotate through gear one 6 and gear two 6a. Exercise can relax muscles, promote blood circulation, and prevent bedsores.

Specifically, the chair frame 1 is provided with a controller 18, the valve one 4, the valve two 4a, the valve three 4b and the valve four 4c are all electromagnetic valves, the electromagnet 11, the motor 5, the valve one 4 , valve two 4a, valve three 4b, valve four 4c and the air pump 3 are all electrically connected to the controller 18, specifically, the controller 18 is a single-chip microcomputer.

The controller 18, that is, the single-chip microcomputer, can control the opening and closing of the electromagnet 11, the motor 5, the valve one 4, the valve two 4a, the valve three 4b, the valve four 4c and the air pump 3, so that the stroke patient can automatically massage the patient with the rehabilitation nursing wheelchair care.

Specifically, a bearing 8 is also provided between the rotating shaft 9 and the second round hole 2c. The bearing 8 can be a rolling bearing or a sliding bearing. By setting the bearing 8, the rotation of the rotating shaft 9 can be made smoother and more reliable, and the comfort of the rehabilitation nursing bed in use can be improved.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Those skilled in the art to which the present invention belongs can make various modifications or supplements to the described specific embodiments or adopt similar methods to replace them, but they will not deviate from the spirit of the present invention or go beyond the definition of the appended claims range.

Claims (10)

1. A rehabilitation nursing wheelchair for stroke patients, comprising a chair frame (1) and a seat cushion (2) arranged above the chair frame (1), the opposite sides of the seat cushion (2) are provided with armrests (15 ), the seat cushion (2) is also provided with a backrest (16), and the backrest (16) is located between two armrests (15), and is characterized in that it also includes a swing plate (21), a hydraulic cylinder ( 22) and a fixed plate (23), the chair frame (1) is provided with an air pump (3), and the lower side of the seat cushion (2) is provided with a main pipe for conveying gas (3b), and the main pipe for conveying air (3b) One end of 3b) is closed, and one end is provided with a valve one (4), and the air outlet of the air pump (3) communicates with the air delivery main pipe (3b) through the air outlet pipe (3a), and the upper side of the seat cushion (2) is also A plurality of grooves one (2a) are provided, the groove one (2a) is arranged along the width direction of the seat cushion (2), and a strip airbag (7) is arranged in the groove one (2a), each The strip-shaped airbags (7) are all communicated with the gas delivery main pipe (3b) through the gas delivery branch two (7b), and each of the gas delivery branch two (7b) is provided with a valve four (4c). The swing plate (21) is hinged on the side of the seat cushion (2) away from the backrest (16) through a hinge (20). Two slide grooves (21a) are arranged in parallel on the front side of the swing plate (21), so The cross section of the chute (21a) is T-shaped, and the fixed plate (23) has two pieces corresponding to the two chute (21a), and each fixed plate (23) is provided with a transverse Slide block two (23a) with a T-shaped cross section, the slide block two (23a) is slidably arranged in the corresponding chute (21a), and the hydraulic cylinder one (22) has two and two fixed plates (23) one-to-one correspondence, the hydraulic cylinder one (22) is fixed on the front side of the swing plate (21) and the piston rod of the hydraulic cylinder one (22) is hinged with the lower side of the corresponding fixed plate (23), The chair frame (1) is provided with a hydraulic pump station (26), and the hydraulic pump station (26) communicates with the hydraulic cylinder one (22) through a hydraulic pipeline, and the chair frame (1) is also provided with a The driving member that drives the swing plate (21) to rotate around the hinge axis of the hinge (20), and the fixing plate (23) is also provided with binding pieces for fixing the patient's feet. 2. A kind of rehabilitation nursing wheelchair for stroke patients according to claim 1, characterized in that, the driving member is a hydraulic cylinder two (25), and the hydraulic cylinder two (25) is horizontally arranged and the end of the piston rod Towards the back of the swing plate (21), the piston rod of the second hydraulic cylinder (25) is hinged to the back of the swing plate (21), and the second hydraulic cylinder (25) communicates with the hydraulic pump station (26) through a hydraulic pipeline. 3. The rehabilitation nursing wheelchair for stroke patients according to claim 2, characterized in that, the binding member is a binding strap (24), and one end of the binding strap (24) and one end of the fixing plate (23) The side is fixedly connected, and the other end is detachably connected with the fixed plate (23) by the Velcro. 4. A rehabilitation nursing wheelchair for stroke patients according to claim 3, characterized in that, the backrest (16) is provided with several grooves two (16a), and the groove two (16a) is provided with Massage airbags (17), each of the massage airbags (17) is communicated with the air delivery branch one (7a) through a massage trachea (17a), one end of the air delivery branch one (7a) is closed, and the other end is connected to the air delivery branch one (7a). The gas transmission main pipe (3b) is connected, each of the massage air pipes (17a) is provided with a valve three (4b), and the gas transmission branch one (7a) is provided with a valve two (4a). 5. A rehabilitation nursing wheelchair for stroke patients according to claim 1 or 2 or 3 or 4, characterized in that, the seat cushion (2) is also provided with massage components, and the massage components include several massage unit, the massage unit includes a round hole one (2b), a rotating post (10), a sliding post (13), a spring (12) and an electromagnet (11) arranged on the seat cushion (2), and the round hole The upper end of one (2b) runs through the upper side of the seat cushion (2), the bottom of the first round hole (2b) is coaxially provided with a second round hole (2c), and the lower end of the second round hole (2c) runs through the seat cushion (2), the diameter of the second round hole (2c) is smaller than the diameter of the first round hole (2b), the rotating post (10) is arranged in the first round hole (2b), and the rotating post (10 ) is circular in cross-section and the diameter of the cross-section is smaller than the diameter of circular hole one (2b). In the second hole (2c) and the lower end of the rotating shaft (9) stretches out from the lower side of the seat cushion (2), the lower side of the seat cushion (2) is provided with a driving mechanism that can drive the rotating shaft (9) to rotate, the The upper end of the rotating column (10) is provided with a blind hole (10a), the electromagnet (11) is arranged at the bottom of the blind hole (10a), and the middle part of the electromagnet (11) is provided with a through hole (11a) , the sliding column (13) is arranged in the blind hole one (10a) in the form of axial sliding and circumferential fixing, the permanent magnet (13b) is arranged in the sliding column (13), and the sliding column (13 ) is provided with a rubber head (14), the lower end of the spool (13) is connected to the upper end of the spring (12), and the lower end of the spring (12) passes through the through hole (11a) and is connected to the blind hole one ( 10a) are fixed at the bottom, and the polarities of the permanent magnet (13b) and the electromagnet (11) are opposite. 6. The rehabilitation nursing wheelchair for stroke patients according to claim 5, characterized in that, the drive mechanism includes a motor (5), and there are several motors (5), and the seat cushion (2) There are several installation cavities (2d) on the lower side, the motors (5) correspond to the installation cavities (2d) one by one, the motors (5) are arranged in the installation cavities (2d), and the motors (5) The output shaft of the motor (5) is arranged vertically downward and is provided with a gear one (6) at the end, the motor (5) corresponds to the rotating shaft (9) one by one, and the lower end of the rotating shaft (9) is provided with a gear two (6a) , said gear one (6) and gear two (6a) are meshed for transmission. 7. A rehabilitation nursing wheelchair for stroke patients according to claim 6, characterized in that, the side wall of said blind hole one (10a) is provided with several guide grooves one (10b) along the vertical direction, The outer wall of the sliding column (13) is provided with several sliders one (13a), the slider one (13a) corresponds to the guide groove one (10b) one by one, and the slider one (13a) is slidably set In the corresponding guide groove one (10b). 8. A kind of rehabilitation nursing wheelchair for stroke patients according to claim 7, characterized in that, the chair frame (1) is provided with a controller (18), and the valve one (4), valve two (4a ), valve three (4b) and valve four (4c) are solenoid valves, and the electromagnet (11), motor (5), valve one (4), valve two (4a), valve three (4b), valve Four (4c) and air pump (3) are all electrically connected with controller (18). 9 . The rehabilitation nursing wheelchair for stroke patients according to claim 8 , characterized in that, a bearing ( 8 ) is provided between the rotating shaft ( 9 ) and the second round hole ( 2 c ). 10. A rehabilitation nursing wheelchair for stroke patients according to claim 1, characterized in that wheels (19) are provided at the lower end of the chair frame (1).