CN114848314B

CN114848314B - Rehabilitation wheelchair

Info

Publication number: CN114848314B
Application number: CN202210463835.5A
Authority: CN
Inventors: 王毅; 陈冠宏
Original assignee: Far Key Intelligent Technology Suzhou Co ltd
Current assignee: Far Key Intelligent Technology Suzhou Co ltd
Priority date: 2022-04-28
Filing date: 2022-04-28
Publication date: 2023-05-19
Anticipated expiration: 2042-04-28
Also published as: CN114848314A

Abstract

The invention discloses a rehabilitation wheelchair, wherein a driving box body is fixed at the bottom of a wheelchair bracket, a worm is fixed at the output shaft end of a driving motor, a turbine is meshed with the bottom of the worm, a driving shaft provided with a chute is clamped in a shaft hole in a sliding way, two shifting blocks are sleeved on the driving shaft in a sliding way, the two shifting blocks are respectively positioned at two sides of the turbine, a friction support is fixed at one side of a seat, a second massager is arranged in a leg supporting groove, the device adopts a structure that the turbine is matched with the worm to drive the wheelchair instead of a common gear structure, so that a driving wheel has larger torque, is more suitable for the use situation of the wheelchair, and a shifting seat is arranged at one side of the driving shaft, can be separated from the turbine worm by utilizing the shifting blocks when pushed by manpower, is convenient for pushing by manpower, and a massaging mechanism is arranged at one side of the seat, so that the leg muscle atrophy and even necrosis caused by the fact that the massage dredging can not be obtained for a long time is avoided, and the rehabilitation of a patient is facilitated.

Description

Rehabilitation wheelchair

Technical Field

The invention relates to the technical field of rehabilitation wheelchairs, in particular to a rehabilitation wheelchair.

Background

At present, the development of electric walking-assisting rehabilitation wheelchairs is mature, people hope to endow the rehabilitation wheelchairs with more functions so as to be convenient to use, and the chairs are provided with wheels to assist in replacing walking and are divided into electric and manual folding wheelchairs. The wheelchair is an important moving tool for the home rehabilitation, turnover transportation, treatment and outgoing activities of wounded persons, patients and disabled persons, not only meets the requirements of the disabled persons and the mobility impaired persons for the riding instead of walking, but also is convenient for the family members to move and care the patients, so that the patients can exercise and participate in social activities by means of the wheelchair, the common wheelchair generally consists of a foldable frame, front wheels, rear wheels, left and right knee pads, foot pedals, left and right detachable armrests, a handle brake device, a seat and the like, the hand wheelchair is an important tool for rehabilitation because the hand device is added on the basis of the common wheelchair, the electronic power assisting system is added on the basis of the common wheelchair, the physical effort of the user is reduced for the old people with mobility impaired or the old people with lumbar impairment, an important tool for enabling disabled people to carry out life activities and self-care is not only a walking tool for disabled people, but also a conventional wheelchair is driven by a motor to exercise and participate in social activities by means of the wheelchair, and because the conventional wheelchair lacks an effective locking structure, when the wheelchair is stopped in a steep slope or is very easy to fall back and slide down due to battery shortage, a user falls down and is injured, and because the user is a person with a disabled leg movement, the disabled person is very easy to cause unsmooth blood circulation due to lack of exercise in a state of standing for a long time, and the disabled person is unfavorable for recovery of illness, such as leg muscle atrophy and even necrosis due to lack of blood supply due to lack of massage dredging for a long time, so that irrecoverable loss is caused.

Disclosure of Invention

The present invention is directed to a rehabilitation wheelchair for solving the above-mentioned problems.

In order to achieve the above purpose, the present invention provides the following technical solutions: the rehabilitation wheelchair comprises a wheelchair bracket, wherein a seat is fixed on the upper part of the wheelchair bracket, a massage mechanism is arranged on one side of the seat, and driving mechanisms are arranged on two sides of the bottom of the wheelchair bracket;

the driving mechanism comprises a driving box body, a driving motor, a worm and a turbine, wherein the driving box body is fixed at the bottom of the wheelchair bracket, the driving motor is fixed in the driving box body, the worm is fixed at the output shaft end of the driving motor, and the turbine is meshed with the bottom of the worm;

the middle part of the turbine is provided with a shaft hole, a limit clamping block is arranged in the shaft hole of the turbine, a driving shaft with a sliding groove is connected in the shaft hole in a sliding clamping manner, one side of the driving shaft is provided with a separation assembly, the separation assembly comprises a poking seat, two sides of the poking seat are respectively provided with poking blocks, the two poking blocks are sleeved on the driving shaft in a sliding manner, and the two poking blocks are respectively positioned at two sides of the turbine;

the massage mechanism comprises a massage support and a second massager, wherein the massage support is fixed on one side of the seat, a leg supporting groove is formed in the top of the massage support, and the second massager is arranged in the leg supporting groove.

Preferably, an arm support is arranged on the upper portion of the seat, a cup holder is arranged on the top of the arm support, and a support pad is fixedly adhered in the leg support groove.

Preferably, one side of the driving box body is fixedly clamped with a support bearing at one end of a worm, and the worm rotates in the driving box body through the support bearing.

Preferably, a driving wheel is fixed at one end of the driving shaft, and is rotatably connected to one side of the wheelchair bracket through the driving shaft, and a battery is provided at one side of the wheelchair bracket.

Preferably, a cylinder is fixed on one side of the driving box body, a cylinder push rod is arranged on one side of the cylinder, a push rod fixing hole is formed in one side of the poking seat, and the cylinder push rod is fixedly clamped in the push rod fixing hole.

Preferably, a wheelchair pushing handle is arranged on one side of the seat, and an anti-slip sleeve is fixedly sleeved at one end of the wheelchair pushing handle.

Preferably, an elastic cushion is provided at an upper portion of the seat, a leg support is provided at one side of the seat, and a first massager is fixed at one side of the leg support.

Preferably, a rotating wheel bracket is fixed at the bottom of the wheelchair bracket, steering wheels are arranged at the bottom of the rotating wheel bracket, and the steering wheels are rotatably connected to the bottom of the wheelchair bracket through the rotating wheel bracket.

Preferably, a storage box is slidably connected in a chute cavity formed in one side of the wheelchair support, and a handle is fixedly connected to one side of the storage box through a screw.

Compared with the prior art, the invention has the beneficial effects that:

1. the device adopts the structure of the turbine and the worm to replace the common gear structure to drive the wheelchair, due to the self-locking characteristic of the structure, the wheelchair can not return and slide down due to the stop of the motor even on a slope, the safety of the wheelchair is greatly improved, and due to the characteristic of the worm, the driving wheel can have larger torque, the speed is more stable, the device is more suitable for the use situation of the wheelchair, the improvement of the safety of the device is facilitated, and a poking seat is arranged on one side of the driving shaft, the poking block can be used for separating the turbine and the worm when the driving shaft is pushed by manpower, and the pushing of the manpower is facilitated.

2. The device is provided with the massage mechanism on one side of the seat, when in use, the legs of a user can be embedded into the leg supporting grooves, and the legs of the user are subjected to vibration massage through the second massager arranged in the leg supporting grooves, so that the blood vessels of the legs of the user can be dredged, the atrophy and even necrosis of leg muscles caused by long-time massage dredging are avoided, and the rehabilitation of patients is facilitated.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is a schematic perspective view of a driving mechanism according to the present invention;

FIG. 3 is a schematic cross-sectional view of a driving housing according to the present invention;

FIG. 4 is a schematic perspective view of a separation assembly according to the present invention;

FIG. 5 is a schematic view of a turbine in perspective;

fig. 6 is a schematic perspective view of a massage mechanism according to the present invention.

In the figure: 1. a wheelchair support; 2. a runner bracket; 3. a steering wheel; 4. a driving wheel; 5. a driving mechanism; 6. a leg support; 7. a first massager; 8. a storage box; 9. a handle; 10. a massage mechanism; 11. a seat; 12. an elastic cushion; 13. an arm support; 14. cup holder; 15. wheelchair pushing hands; 16. an anti-skid sleeve; 17. a battery; 18. driving the box body; 19. a drive shaft; 20. a cylinder; 21. a driving motor; 22. a worm; 23. a support bearing; 24. a separation assembly; 25. a turbine; 26. a limit clamping block; 27. a cylinder push rod; 28. a poking seat; 29. a push rod fixing hole; 30. a shifting block; 31. a chute; 32. a shaft hole; 33. a massage support; 34. leg support grooves; 35. a support pad; 36. a second massager.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Example 1

Referring to fig. 1-6, the present invention provides a technical solution: the rehabilitation wheelchair comprises a wheelchair bracket 1, wherein a seat 11 is fixed on the upper part of the wheelchair bracket 1, a massage mechanism 10 is arranged on one side of the seat 11, the massage mechanism 10 comprises a massage support 33 and a second massager 36, the massage support 33 is fixed on one side of the seat 11, a leg supporting groove 34 is formed in the top of the massage support 33, the second massager 36 is arranged in the leg supporting groove 34, a user sits on the upper part of the seat 11 when in use, legs are placed in the leg supporting groove 34 formed in the top of the massage support 33, a supporting pad 35 arranged in the leg supporting groove 34 is an elastic sponge with good supporting property, the elastic sponge also has good air permeability, the comfort of the legs of the user can be ensured, the second massager 36 is a vibration type massager, the legs of the user can be massaged and dredged by using generated high-frequency vibration, the leg supporting pad 35 is prevented from being damaged or even necrotized due to the fact that the leg muscles cannot be massaged and dredged for a long time, and the rehabilitation of the patient is facilitated, and the supporting pad 35 is fixedly bonded in the leg supporting groove 34.

The upper portion of seat 11 is provided with arm support 13, arm support 13 can provide the support for user's arm, the top of arm support 13 is provided with glass stand 14, glass stand 14 can be with the steady joint of thermos cup in it, the person of facilitating the use carries the drinking water thermos cup when going out, do benefit to user's health, one side of wheelchair support 1 is provided with battery 17, battery 17 can be used to provide electric power for the device, can provide power for the operation of device when going out, one side of seat 11 is provided with wheelchair handle 15, the fixed anti-skidding cover 16 that has cup jointed of one end of wheelchair handle 15, anti-skidding cover 16 is anti-skidding rubber material, can increase the frictional force of wheelchair handle 15 and hand, can prevent to be out of control because of the device that the taking off the hand leads to when promoting the device, the security of device improves, the upper portion of seat 11 is provided with elasticity cushion 12, elasticity cushion 12 has stronger compliance and resilience, can guarantee that the person sits for a long time can not produce the discomfort, one side of seat 11 is provided with shank support 6, one side of shank support 6 is fixed with first massager 7, bottom 2 of wheelchair support 1 is provided with wheelchair handle 8, the fixed support 2 is connected with wheel 8 through the fixed carrier 2 of wheelchair handle 8, the article storage box 8 is connected to one side of wheels 8 through the rotatable wheel support 2, the article storage box 8 is connected with article storage box 8 through the rotatable wheel box 8, the article storage box 8 is connected to the article storage box 8 through the bottom of the support 2 of wheelchair handle 8, the article box is connected with article storage box 8 through the article box 9.

The working principle or the structure principle is that a user sits on the upper part of the seat 11 when in use, legs are placed in leg supporting grooves 34 formed in the top of the massage support 33, supporting pads 35 arranged in the leg supporting grooves 34 are elastic sponges with good supporting property and good air permeability, comfort of the legs of the user can be guaranteed, the second massager 36 is a vibration type massager, the generated high-frequency vibration can be utilized to massage and dredge blood vessels of the legs of the user, the leg muscle atrophy and even necrosis caused by the fact that the massage dredging is not achieved for a long time are avoided, recovery of the patient is facilitated, the elastic cushion 12 arranged on the top of the seat 11 has strong softness and rebound resilience, discomfort of the user can not be generated when sitting for a long time, the arm support 13 arranged on the upper part of the seat 11 can provide support for the arms of the user, the cup holder 14 arranged on the upper part of the arm support 13 can stably clamp the thermos cup therein, is convenient for a user to carry the drinking thermos cup when going out, is beneficial to the health of the user, one side of the leg support 6 is provided with the first massager 7, the first massager 7 is a vibration type massager, the generated high-frequency vibration can be utilized to massage and dredge the leg blood vessels of the user, the rotating wheel support 2 arranged at the bottom of the wheelchair support 1 can enable the rotating wheel 3 to freely rotate at the bottom of the rotating wheel support 2, the movement of the device can be facilitated, the anti-slip sleeve 16 arranged at the holding end of the wheelchair pushing hand 15 is made of anti-slip rubber, the friction force between the wheelchair pushing hand 15 and the hand can be increased, the device caused by the hand-out can be prevented when the device is pushed, the safety of the device is improved, the battery 17 can be used for providing power for the device, the operation of the device can be provided with power when going out, the storage box 8 that wheelchair support 1 one side set up can deposit necessary article, and storage box 8 sets up in one side under user's arm, and one side of storage box 8 is provided with handle 9 in addition can make things convenient for the user to open storage box 8 and carry out the taking of article.

Example two

Referring to fig. 1-6, in a first difference from the embodiment: the driving mechanism 5 is arranged on two sides of the bottom of the wheelchair bracket 1, the driving mechanism 5 comprises a driving box 18, a driving motor 21, a worm 22 and a worm wheel 25, the driving box 18 is fixed at the bottom of the wheelchair bracket 1, the driving motor 21 is fixed in the driving box 18, the worm 22 is fixed at the output shaft end of the driving motor 21, the worm wheel 25 is meshed with the bottom of the worm 22, the worm wheel 25 and the worm 22 are in transmission structure, so that the driving wheel 4 has larger torque and is more stable in speed, the wheelchair is more suitable for the use situation of the wheelchair, the device safety is improved, the driving mechanism 5 can provide enough torque for the device to avoid the phenomenon that the device cannot advance due to insufficient torque when the device travels on a steep slope, the self-locking of the transmission structure of the worm wheel 25 and the worm 22 can be realized, the driving wheel 4 can be prevented from rotating, the wheelchair cannot slide back due to the stop of the driving motor 21 even if the driving motor 21 is stopped on a slope, the safety of the wheelchair is greatly improved, a shaft hole 32 is formed in the middle part of the worm wheel 25, a limit clamping block 26 is arranged in the shaft hole 32, a driving shaft 19 provided with a sliding chute 31 in the shaft hole 32, one side 19 of the driving shaft 19 is arranged on the shaft hole 32, two separated driving shaft assemblies 24 and two side 19 are respectively arranged on two sides of the driving shaft assemblies 30, and two side 30 are respectively sleeved on two side pulling assemblies 30; one side of the driving box 18 is fixed with a cylinder 20, one side of the cylinder 20 is provided with a cylinder push rod 27, one side of the poking seat 28 is provided with a push rod fixing hole 29, the cylinder push rod 27 is fixedly clamped in the push rod fixing hole 29, when manual pushing is needed, the turbine 25 can slide to one side and be separated from the worm 22 by controlling the pushing of the cylinder push rod 27 on the cylinder 20, the driving shaft 19 can be unlocked and freely rotated, the manual pushing is convenient, one side of the driving box 18 is positioned at one end of the worm 22, the supporting bearing 23 is fixedly clamped to provide support for the driving shaft 19 to ensure stable rotation of the driving shaft 19, the worm 22 rotates in the driving box 18 through the supporting bearing 23, one end of the driving shaft 19 is fixed with a driving wheel 4, and the driving wheel 4 is rotationally connected to one side of the wheelchair bracket 1 through the driving shaft 19.

The driving motor 21 drives the worm 22 to rotate when moving according to the working principle or the structure principle, the rotating worm 22 drives the turbine 25 to rotate by utilizing threads to drive the driving shaft 19 to drive the steering wheel 3, power is provided for movement of the device, the turbine 25 and the worm 22 are in transmission structure, the driving wheel 4 can have larger torque and is more stable in speed, the driving motor is more suitable for the use situation of a wheelchair, the driving motor is beneficial to improvement of the safety of the device, when the driving motor is in abrupt slope advancing, the driving mechanism 5 can provide enough torque for the device to avoid the situation that the device cannot advance due to insufficient torque, when the driving motor is required to stop, the self-locking of the turbine 25 and the worm 22 can be realized by the transmission structure of the turbine 25, the driving wheel 4 can be prevented from rotating, the wheelchair cannot be caused to return and slide down even if the driving motor 21 stops at a slope, the safety of the wheelchair is greatly improved, the limit clamping block 26 arranged in the driving shaft 19 is arranged on one side of the driving shaft 19 in a sliding way, the driving block 30 on one side of the driving shaft hole 32 is utilized, the driving block 28 is utilized, when the driving motor is required to push the driving motor is in a driving table, the driving motor is utilized, the driving motor is pushed by manpower, one side of the turbine 25 can be separated from the driving shaft 22 by pushing of the driving motor through the driving cylinder 27 on the driving cylinder 20, the driving motor is convenient to rotate freely and the driving shaft 19.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Rehabilitation wheelchair, including wheelchair support (1), its characterized in that: a seat (11) is fixed at the upper part of the wheelchair bracket (1), a massage mechanism (10) is arranged at one side of the seat (11), and driving mechanisms (5) are arranged at two sides of the bottom of the wheelchair bracket (1);

the driving mechanism (5) comprises a driving box body (18), a driving motor (21), a worm (22) and a turbine (25), wherein the driving box body (18) is fixed at the bottom of the wheelchair bracket (1), the driving motor (21) is fixed in the driving box body (18), the worm (22) is fixed at the output shaft end of the driving motor (21), and the turbine (25) is meshed at the bottom of the worm (22);

the middle part of the turbine (25) is provided with a shaft hole (32), a limit clamping block (26) is arranged in the shaft hole (32) of the turbine (25), a driving shaft (19) provided with a sliding groove (31) is slidably clamped in the shaft hole (32), one side of the driving shaft (19) is provided with a separation assembly (24), the separation assembly (24) comprises a poking seat (28), two sides of the poking seat (28) are respectively provided with poking blocks (30), the two poking blocks (30) are slidably sleeved on the driving shaft (19), and the two poking blocks (30) are respectively positioned at two sides of the turbine (25);

the massage mechanism (10) comprises a massage support (33) and a second massager (36), wherein the massage support (33) is fixed on one side of the seat (11), a leg supporting groove (34) is formed in the top of the massage support (33), and the second massager (36) is arranged in the leg supporting groove (34).

2. The rehabilitation wheelchair of claim 1, wherein: the upper portion of seat (11) is provided with arm support (13), the top of arm support (13) is provided with glass stand (14), shank supporting groove (34) internal fixation bonds has supporting pad (35).

3. The rehabilitation wheelchair of claim 1, wherein: one side of the driving box body (18) is fixedly clamped with a support bearing (23) at one end of a worm (22), and the worm (22) rotates in the driving box body (18) through the support bearing (23).

4. The rehabilitation wheelchair of claim 1, wherein: one end of the driving shaft (19) is fixedly provided with a driving wheel (4), the driving wheel (4) is rotatably connected to one side of the wheelchair bracket (1) through the driving shaft (19), and one side of the wheelchair bracket (1) is provided with a battery (17).

5. The rehabilitation wheelchair of claim 1, wherein: one side of the driving box body (18) is fixed with a cylinder (20), one side of the cylinder (20) is provided with a cylinder push rod (27), one side of the poking seat (28) is provided with a push rod fixing hole (29), and the cylinder push rod (27) is fixedly clamped in the push rod fixing hole (29).

6. The rehabilitation wheelchair of claim 1, wherein: one side of the seat (11) is provided with a wheelchair pushing handle (15), and one end of the wheelchair pushing handle (15) is fixedly sleeved with an anti-slip sleeve (16).

7. The rehabilitation wheelchair of claim 1, wherein: the upper portion of seat (11) is provided with elasticity cushion (12), one side of seat (11) is provided with shank support (6), one side of shank support (6) is fixed with first massager (7).

8. The rehabilitation wheelchair of claim 1, wherein: the wheelchair is characterized in that a rotating wheel support (2) is fixed at the bottom of the wheelchair support (1), a steering wheel (3) is arranged at the bottom of the rotating wheel support (2), and the steering wheel (3) is rotatably connected to the bottom of the wheelchair support (1) through the rotating wheel support (2).

9. The rehabilitation wheelchair of claim 1, wherein: the wheelchair is characterized in that a storage box (8) is connected in a sliding way in a sliding groove cavity formed in one side of the wheelchair support (1), and a handle (9) is fixedly connected to one side of the storage box (8) through a screw.