CN114848314A

CN114848314A - Rehabilitation wheelchair

Info

Publication number: CN114848314A
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: 2022-08-05
Anticipated expiration: 2042-04-28
Also published as: CN114848314B

Abstract

The invention discloses a rehabilitation wheelchair, 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 worm wheel is meshed at the bottom of the worm wheel, a driving shaft with a chute is slidably clamped in a shaft hole, two shifting blocks are slidably sleeved on the driving shaft and are respectively positioned at two sides of the worm wheel, 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 of matching the worm wheel and the worm wheel to replace a common gear structure to drive the wheelchair, so that the driving wheel has larger torque and is more suitable for the use situation of the wheelchair, a shifting seat is arranged at one side of the driving shaft, the worm wheel and the worm wheel can be separated by the shifting blocks when being pushed by manpower, the push of the wheelchair is convenient for manpower, a massage mechanism is arranged at one side of the seat, the blood vessels of the legs of a user can be dredged, and the atrophy and even necrosis of the muscles of the legs due to the incapability of massage and dredging for a long time, is beneficial to the rehabilitation of patients.

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-aid rehabilitation wheelchairs is mature, people hope to endow the rehabilitation wheelchairs with more functions for convenient use, and the chairs are chairs which are provided with wheels and can help to replace walking and are divided into electric and manual folding wheelchairs. The wheelchair not only meets the requirements of physical disabilities and mobility-handicapped people for riding instead of walking, but also is more important to facilitate family members to move and take care of the patients, so that the patients can do physical exercises and participate in social activities by means of the wheelchair, the common wheelchair generally comprises a foldable frame, front and rear wheels, left and right knee pads and pedals, left and right detachable armrests, a handle brake device, a seat and the like, the hand-operated wheelchair is additionally provided with a hand-operated device on the basis of the common wheelchair, an electronic power-assisted system is additionally arranged on the basis of the common wheelchair, the physical strength consumption of the users is reduced for the mobility-handicapped old people or the patients with damaged waist and needing exercise, the wheelchair is an important tool for rehabilitation, and the disabled can take care of life activities by themselves, not only is a mobility-substitute tool for the disabled, more importantly, the wheelchair is used for physical exercise and social activities, the existing wheelchair is driven by a motor mostly, due to the lack of an effective locking structure, when the wheelchair travels on a steep slope, if the wheelchair stops midway or the wheelchair is easy to retreat and slide down due to the power shortage of a battery, a user is injured when falling down, and because the user mostly has a leg movement obstacle, because the leg is in a static state for a long time and lacks exercise, the blood circulation is easy to be unsmooth, the recovery of the state of illness is not facilitated, if the massage is not obtained for a long time, the muscle atrophy and even the necrosis of the leg due to the lack of blood supply are easy to cause irreparable loss.

Disclosure of Invention

The invention aims to provide a rehabilitation wheelchair to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the rehabilitation wheelchair comprises a wheelchair bracket, wherein a seat is fixed at 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 worm wheel, the driving box body is fixed at the bottom of the wheelchair support, the driving motor is fixed inside the driving box body, the worm is fixed at the output shaft end of the driving motor, and the worm wheel is meshed with the bottom of the worm;

the middle part of the turbine is provided with a shaft hole, a limiting fixture block is arranged in the shaft hole of the turbine, a driving shaft with a chute is slidably clamped in the shaft hole, one side of the driving shaft is provided with a separation assembly, the separation assembly comprises a shifting seat, shifting blocks are arranged on two sides of the shifting seat, the two shifting blocks are slidably sleeved on the driving shaft, and the two shifting blocks are respectively positioned on two sides of the turbine;

the massage mechanism comprises a massage support and a second massager, 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 provided at an upper portion of the seat, a cup holder is provided at a top portion of the arm support, and a support pad is fixedly bonded to the leg support groove.

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

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

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

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

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

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

Preferably, a storage box is slidably connected in a sliding groove 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. this device adopts turbine and worm matched with structure to replace common gear structure and drives the wheelchair, because it has the auto-lock characteristic of structural feature, even also can not lead to the wheelchair to roll back the gliding because of the motor stops in the slope, the security of wheelchair has been improved greatly, and because the characteristic of worm, can make the drive wheel have bigger torque, and speed is more steady, be fit for the use sight of wheelchair more, do benefit to the improvement of device security, and be provided with in one side of drive shaft and dial the seat, can utilize the separable turbine worm of shifting block when the manpower promotes, the promotion of the manpower of being convenient for.

2. This device is provided with massage mechanism in one side of seat, can support the inslot with user's shank embedding shank during the use to support the second massager that sets up in the inslot through the shank and vibrate the massage to user's shank, can dredge user's shank blood vessel, avoid it because can not obtain the massage mediation for a long time and lead to the atrophy of shank muscle or even necrosis, do benefit to patient's recovery.

Drawings

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

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

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

FIG. 4 is a perspective view of the separator assembly of the present invention;

FIG. 5 is a perspective view of the turbine of the present invention;

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

In the figure: 1. a wheelchair frame; 2. a rotating wheel bracket; 3. a steering wheel; 4. a drive wheel; 5. a drive 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. a cup holder; 15. a wheelchair handle; 16. an anti-slip sleeve; 17. a battery; 18. a driving box body; 19. a drive shaft; 20. a cylinder; 21. a drive motor; 22. a worm; 23. a support bearing; 24. a separation assembly; 25. a turbine; 26. a limiting clamping block; 27. a cylinder push rod; 28. a pulling seat; 29. a push rod fixing hole; 30. shifting blocks; 31. a chute; 32. a shaft hole; 33. a massage support; 34. a leg support groove; 35. a support pad; 36. a second massager.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1-6, the present invention provides a technical solution: a rehabilitation wheelchair comprises a wheelchair support 1, a seat 11 is fixed on the upper portion of the wheelchair support 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 portion of the seat 11 when the rehabilitation wheelchair is used, the leg is 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 elastic sponge with good supporting performance and good air permeability, the comfort of the leg of the user can be guaranteed, the second massager 36 is a vibration type massager, high-frequency vibration generated by the user can be utilized to massage the leg of the user to dredge the blood vessels of the leg of the user, and atrophy and even necrosis of the leg muscles caused by that the massage dredging cannot be carried out for a long time are avoided, the leg supporting groove 34 is fixedly adhered with a supporting pad 35, which is beneficial to the rehabilitation of the patient.

An arm support 13 is arranged at the upper part of the seat 11, the arm support 13 can provide support for the arm of a user, a cup holder 14 is arranged at the top of the arm support 13, the cup holder 14 can stably clamp a thermos cup therein, the user can conveniently carry the drinking thermos cup when going out, the health of the user is facilitated, a battery 17 is arranged at one side of the wheelchair support 1, the battery 17 can be used for providing power for the device, power can be provided for the operation of the device when going out, a wheelchair push handle 15 is arranged at one side of the seat 11, an anti-slip sleeve 16 is fixedly sleeved at one end of the wheelchair push handle 15, the anti-slip sleeve 16 is made of anti-slip rubber materials, the friction force between the wheelchair push handle 15 and the hand can be increased, the device can be prevented from being out of control due to the release of the hand when the device is pushed, the safety of the device is improved, an elastic cushion 12 is arranged at the upper part of the seat 11, and the elastic cushion 12 has strong softness and rebound resilience, can guarantee that the user sits for a long time and does not stand and can not produce the discomfort, one side of seat 11 is provided with leg support 6, one side of leg support 6 is fixed with first massager 7, the bottom of wheelchair support 1 is fixed with runner support 2, the bottom of runner support 2 is provided with directive wheel 3, directive wheel 3 rotates through runner support 2 and connects in the bottom of wheelchair support 1, the spout intracavity sliding connection that one side of wheelchair support 1 was seted up has storing box 8, storing box 8 can deposit necessary article, storing box 8 sets up in one side under user's arm, screw fixedly connected with handle 9 is passed through to one side of storing box 8, handle 9 can the person of facilitating the use open storing box 8 and carry out taking of article.

Working principle or structure principle, when in use, a user sits on the upper part of the seat 11, puts legs into a leg supporting groove 34 arranged at the top of the massage support 33, a supporting pad 35 arranged in the leg supporting groove 34 is elastic sponge with good supporting property and also has good air permeability, which can ensure the comfort of the legs of the user, a second massager 36 is a vibration type massager, which can massage the legs of the user by utilizing generated high-frequency vibration to dredge the blood vessels of the legs of the user, avoid the atrophy and even necrosis of the muscles of the legs caused by the failure of massage dredging for a long time, is beneficial to the recovery of patients, an elastic cushion 12 arranged at the top of the seat 11 has strong softness and rebound resilience, which can ensure the user not to feel uncomfortable after sitting for a long time, an arm support 13 arranged at the upper part of the seat 11 can provide support for the arms of the user, a cup holder 14 arranged at the upper part of the arm support 13 can stably clamp a vacuum cup in the cushion, the water drinking vacuum cup is convenient for a user to carry when the user goes out and is beneficial to the health of the user, one side of the leg support 6 is provided with a first massager 7, the first massager 7 is a vibration type massager, the generated high-frequency vibration can be utilized to massage the leg of the user and dredge the blood vessels of the leg of the user, the rotating wheel support 2 arranged at the bottom of the wheelchair support 1 can enable the steering wheel 3 to freely rotate at the bottom of the rotating wheel support 2, the device can be conveniently moved, the anti-slip sleeve 16 arranged at the holding end of the wheelchair push handle 15 is made of anti-slip rubber materials and can increase the friction force between the wheelchair push handle 15 and the hand, the device can be prevented from being out of control caused by the release when the device is pushed, the safety of the device is improved, the battery 17 can be used for providing electric power for the device and providing power for the running of the device when the user goes out, the storage box 8 arranged at one side of the wheelchair support 1 can store necessary articles, the storage box 8 is arranged on one side under the arm of a user, and the handle 9 is arranged on one side of the storage box 8, so that the user can conveniently open the storage box 8 to take articles.

Example two

Referring to fig. 1-6, in a difference from the first embodiment: the two sides of the bottom of the wheelchair support 1 are provided with driving mechanisms 5, each driving mechanism 5 comprises a driving box body 18, a driving motor 21, a worm 22 and a worm wheel 25, the driving box body 18 is fixed at the bottom of the wheelchair support 1, the driving motor 21 is fixed inside the driving box body 18, the worm 22 is fixed at the output shaft end of the driving motor 21, the worm wheels 25 are meshed at the bottom of the worm wheels 22, and the transmission structures of the worm wheels 25 and the worm wheels 22 can enable the driving wheels 4 to have larger torque and more stable speed, are more suitable for the use situation of the wheelchair and are beneficial to the improvement of the safety of the wheelchair, when the wheelchair travels on a steep slope, the driving mechanisms 5 can provide enough torque for the wheelchair to avoid the wheelchair from going forwards due to insufficient torque, when the wheelchair needs are stopped, the transmission structures of the worm wheels 25 and the worm wheels 22 can realize self-locking, the driving wheels 4 can be prevented from rotating, and the wheelchair can not slide backwards due to the stopping of the driving motor 21 even on the slope, the safety of the wheelchair is greatly improved, the middle part of the turbine 25 is provided with a shaft hole 32, a limiting clamping block 26 is arranged in the shaft hole 32 of the turbine 25, a driving shaft 19 provided with a sliding chute 31 is clamped in the shaft hole 32 in a sliding manner, one side of the driving shaft 19 is provided with a separating component 24, the separating component 24 comprises a shifting seat 28, shifting blocks 30 are arranged on two sides of the shifting seat 28, the two shifting blocks 30 are sleeved on the driving shaft 19 in a sliding manner, and the two shifting blocks 30 are respectively positioned on two sides of the turbine 25; the air cylinder 20 is fixed on one side of the driving box 18, an air cylinder push rod 27 is arranged on one side of the air cylinder 20, a push rod fixing hole 29 is formed in one side of the shifting seat 28, the air cylinder push rod 27 is fixedly clamped in the push rod fixing hole 29, an operation platform is utilized when manual pushing is needed, the worm wheel 25 can slide to one side to be separated from the worm 22 through pushing of the air cylinder push rod 27 on the control air cylinder 20, the driving shaft 19 can be enabled to unlock and freely rotate, manual pushing is convenient to achieve, a supporting bearing 23 is fixedly clamped at one end, located at the worm 22, of one side of the driving box 18 and can support the driving shaft 19 to guarantee stable rotation of the driving shaft 19, the worm 22 rotates in the driving box 18 through the supporting bearing 23, a driving wheel 4 is fixed at one end of the driving shaft 19, and the driving wheel 4 is rotatably connected to one side of the wheelchair support 1 through the driving shaft 19.

According to the working principle or the structural principle, the driving motor 21 drives the worm 22 to rotate during movement, the rotating worm 22 drives the worm wheel 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 driving mechanism of the worm wheel 25 and the worm 22 can enable the driving wheel 4 to have larger torque, the speed is more stable, the wheelchair is more suitable for the use situation of the wheelchair, the safety of the wheelchair is improved, when the wheelchair travels on a steep slope, the driving mechanism 5 can provide enough torque for the device to avoid the device from being incapable of advancing due to insufficient torque, the driving mechanism of the worm wheel 25 and the worm 22 can realize self-locking when parking is needed, the driving wheel 4 can be prevented from rotating, the wheelchair cannot retreat and slide down due to stopping of the driving motor 21 even on the slope, the safety of the wheelchair is greatly improved, the separating component 24 is arranged on one side of the driving shaft 19, the limiting clamping block 26 arranged in the shaft hole 32 of the turbine 25 is slidably clamped in a sliding groove 31 formed in the upper portion of the driving shaft 19, the shifting block 30 on one side of the shifting seat 28 is utilized, the operation platform is utilized when manual pushing is needed, the turbine 25 can slide to one side to be separated from the worm 22 through pushing of the air cylinder push rod 27 on the control air cylinder 20, the driving shaft 19 can be unlocked to rotate freely, and manual pushing is facilitated.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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 on the upper part of the wheelchair support (1), a massage mechanism (10) is arranged on one side of the seat (11), and driving mechanisms (5) are arranged on two sides of the bottom of the wheelchair support (1);

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

a shaft hole (32) is formed in the middle of the turbine (25), a limiting 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 clamped in the shaft hole (32) in a sliding mode, a separating assembly (24) is arranged on one side of the driving shaft (19), the separating assembly (24) comprises a shifting seat (28), shifting blocks (30) are arranged on two sides of the shifting seat (28), the two shifting blocks (30) are sleeved on the driving shaft (19) in a sliding mode, and the two shifting blocks (30) are located on two sides of the turbine (25) respectively;

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), and the second massager (36) is arranged in the leg supporting groove (34).

2. The rehabilitation wheelchair of claim 1, wherein: an arm support (13) is arranged on the upper portion of the seat (11), a cup holder (14) is arranged on the top of the arm support (13), and a supporting pad (35) is fixedly bonded in the leg supporting groove (34).

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

4. The rehabilitation wheelchair of claim 1, wherein: one end of the driving shaft (19) is fixed with a driving wheel (4), the driving wheel (4) is rotatably connected to one side of the wheelchair support (1) through the driving shaft (19), and one side of the wheelchair support (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 an air cylinder (20), one side of the air cylinder (20) is provided with an air cylinder push rod (27), one side of the poking seat (28) is provided with a push rod fixing hole (29), and the air 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 push handle (15), and one end of the wheelchair push handle (15) is fixedly sleeved with an anti-skidding 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 bottom of wheelchair support (1) is fixed with runner support (2), the bottom of runner support (2) is provided with directive wheel (3), directive wheel (3) rotate through runner support (2) and connect in the bottom of wheelchair support (1).

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