Angle-adjustable standing-assisting disabled-helping wheelchair
By installing the motor-driven angle adjustment mechanism and the motor-driven wheels on the wheelchair, the existing wheelchairs are inconvenient to move and the backrest angle cannot be adjusted, and the wheelchair is conveniently moved and comfortable to use.
Patent Information
- Application Number
- CN202420844173.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-23
- Publication Date
- 2025-04-25
- Estimated Expiration
- 2034-04-23
AI Technical Summary
Existing wheelchairs are difficult to move when used by people with disabilities and the angle of the backrest cannot be adjusted, resulting in inconvenience and fatigue.
An angle-adjustable auxiliary standing disability wheelchair is designed, using a motor-driven angle adjustment mechanism to adjust the angle of the backrest through the positioning disc and the rotating disc, and the movement of the wheelchair is achieved through the rear wheel and the front wheel driven by the motor.
It realizes the convenient movement of the wheelchair and the flexible adjustment of the backrest angle, improving the comfort and convenience of people with disabilities.
Smart Images
Figure CN222788036U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of wheelchairs, in particular to an angle-adjustable auxiliary standing wheelchair for the disabled. Background Art
[0002] With the aging population, the increase in the number of disabled people and the continuous development of technology, the design and function of wheelchairs are also constantly improving, making the lives of disabled people more convenient and comfortable. However, there are still a large number of ordinary wheelchairs on the market that need to be pushed by someone to move, which is very dependent on others. The backrest angle of ordinary wheelchairs is generally fixed and cannot be adjusted by the user at will.
[0003] However, the prior art still has the following problems:
[0004] Firstly, when the wheelchairs in the prior art are used by disabled people, most of them cannot move well, which causes the disabled people to easily become tired or uncomfortable when using the wheelchairs, thus resulting in poor practicality of the wheelchairs.
[0005] Secondly, when the wheelchairs in the prior art are used by disabled people, most of the wheelchairs cannot be adjusted well in angle, which causes the disabled people to have an uncomfortable sitting posture when using the wheelchairs, thereby causing inconvenience to the disabled people.
[0006] In view of the above problems, the inventor proposes an angle-adjustable auxiliary standing wheelchair to solve the above problems. Utility Model Content
[0007] In order to solve the problem that most wheelchairs cannot be moved well and most wheelchairs cannot be adjusted at angles well; the purpose of the utility model is to provide an angle-adjustable auxiliary standing wheelchair for the disabled.
[0008] In order to solve the above technical problems, the utility model adopts the following technical solutions: an angle-adjustable auxiliary standing wheelchair for the disabled, comprising a wheelchair body, both sides of the wheelchair body are fixedly provided with an angle adjustment mechanism, the wheelchair body comprises a backrest, the lower end of the backrest is provided with two fixed blocks, one side of the two fixed blocks is jointly provided with a bracket, both sides of the inner surface of the bracket are fixedly provided with motors, both sides of the bracket are rotatably provided with rear wheels, and one side of the two rear wheels is respectively fixedly connected to the output ends of the two motors, the lower end of the bracket is rotatably provided with two front wheels, and the front wheels and the rear wheels jointly control the movement of the wheelchair, the upper end of the bracket is fixedly provided with two armrests, one side of the bracket is fixedly provided with a footrest, and the footrest is a place for the user to rest, one side of the two fixed blocks are rotatably inserted with bolts, and one end of the two bolts is rotatably connected to the two sides of the bracket respectively, the upper end of one of the armrests is fixedly provided with an operating handle and an operating panel, and the operating handle can control the motor to realize the forward and backward movement of the wheelchair, the upper end of the bracket is fixedly provided with a seat cushion, the lower end of the seat cushion is fixedly provided with a slide rail, and the upper ends of the two fixed blocks are provided with positioning holes.
[0009] Preferably, the angle adjustment mechanism includes a positioning plate, and one side of the positioning plate is fixedly connected to one side of one of the fixed blocks, both sides of the inner surface of the positioning plate are meshedly connected with a rotating plate, and the outer surface of the rotating plate is fixedly connected to the lower end of the backrest, a rotating shaft is fixedly provided on one side of the positioning plate, and an adjusting hand wheel is rotatably provided at one end of the rotating shaft, and the connection between the two adjusting hand wheels and the rotating shafts is an eccentric shaft, which can drive the teeth on the positioning plate and the rotating plate to engage or separate relative to each other when the adjusting hand wheel is rotated, and the outer surfaces of the two rotating shafts are respectively rotatably fitted with the inner surfaces of the two positioning plates.
[0010] Compared with the prior art, the beneficial effects of the utility model are:
[0011] 1. The utility model uses the wheelchair body, under the action of the motor, so that when a disabled person needs to use the wheelchair, he can sit on the seat cushion on the bracket, the backrest on the fixed block can provide back support, the footrest can provide a place for the user to rest, the operating handle and the operating panel on the operating armrest can control the motor to drive the rear wheels to realize the forward and backward movement of the wheelchair, the front wheels and the rear wheels jointly control the movement and balance of the wheelchair, and the bolts make the connection between the structures more stable, so that the wheelchair can be well moved;
[0012] 2. The utility model uses an angle adjustment mechanism, under the action of a positioning disk and a rotating disk, so that when the angle of the wheelchair needs to be adjusted, the adjusting hand wheel is rotated so that the adjusting hand wheel can separate the positioning disk and the rotating disk through a rotating shaft, so that the backrest can be rotated to a suitable angle, and then the adjusting hand wheel is reset so that the adjusting hand wheel can engage and fix the positioning disk and the rotating disk through the rotating shaft, so that the backrest can be limited and fixed, thereby realizing that the angle of the wheelchair can be well adjusted. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0014] Figure 1 It is a schematic diagram of the structure of the utility model.
[0015] Figure 2 The figure is a schematic diagram of the main structure of the wheelchair of the utility model.
[0016] Figure 3 It is a schematic diagram of the angle adjustment mechanism of the utility model.
[0017] In the figure: 1. wheelchair body; 2. angle adjustment mechanism; 11. backrest; 12. fixing block; 13. operating handle; 14. operating panel; 15. armrest; 16. seat cushion; 17. bracket; 18. bolt; 19. motor; 110. rear wheel; 111. foot pedal; 112. front wheel; 113. slide rail; 21. positioning plate; 22. rotating plate; 23. adjusting hand wheel; 24. rotating shaft; 25. positioning hole. DETAILED DESCRIPTION
[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0019] Embodiment 1: Figure 1-2As shown, the utility model provides an angle-adjustable auxiliary standing wheelchair for the disabled, comprising a wheelchair body 1, both sides of the wheelchair body 1 are fixedly provided with an angle adjustment mechanism 2, the wheelchair body 1 comprises a backrest 11, the lower end of the backrest 11 is provided with two fixing blocks 12, one side of the two fixing blocks 12 is jointly provided with a bracket 17, both sides of the inner surface of the bracket 17 are fixedly provided with motors 19, both sides of the bracket 17 are rotatably provided with rear wheels 110, and one side of the two rear wheels 110 is respectively fixedly connected to the output ends of the two motors 19, the lower end of the bracket 17 is rotatably provided with two front wheels 112, the upper end of the bracket 17 is fixedly provided with two armrests 15, and the bracket 1 A footrest 111 is fixedly provided on one side of 7. Through the wheelchair body 1, under the action of the motor 19, when a disabled person needs to use the wheelchair, he can sit on the seat cushion 16 on the bracket 17, and the backrest 11 on the fixed block 12 can provide back support. The footrest 111 can provide a place for the user to rest his feet. The operating handle 13 and the operating panel 14 on the operating armrest 15 can control the motor 19 to drive the rear wheel 110 to realize the forward and backward movement of the wheelchair. The front wheel 112 and the rear wheel 110 jointly control the movement and balance of the wheelchair. The bolts 18 make the connection between the structures more stable, thereby achieving the purpose of the wheelchair being able to move well.
[0020] Bolts 18 are rotatably inserted into one side of the two fixing blocks 12 , and one end of the two bolts 18 is rotatably connected to two sides of the bracket 17 .
[0021] By adopting the above technical solution, the fixing block 12 can be rotated on both sides of the bracket 17 through the bolts 18 .
[0022] An operating handle 13 and an operating panel 14 are fixedly provided on the upper end of one of the armrests 15 .
[0023] By adopting the above technical solution, the operating handle 13 and the operating panel 14 can control the motor 19 to realize the forward and backward movement of the wheelchair.
[0024] The seat cushion 16 is fixedly provided at the upper end of the bracket 17 , and the slide rail 113 is fixedly provided at the lower end of the seat cushion 16 .
[0025] By adopting the above technical solution, the seat cushion 16 is for the convenience of users to sit, and the slide rail 113 is for the convenience of connecting other accessories.
[0026] Positioning holes 25 are formed at the upper ends of the two fixing blocks 12 .
[0027] By adopting the above technical solution, the fixing block 12 can be conveniently limited by the positioning hole 25 .
[0028] Embodiment 2: Figure 3As shown, the angle adjustment mechanism 2 includes a positioning disk 21, and one side of the positioning disk 21 is fixedly connected to one side of one of the fixing blocks 12, and both sides of the inner surface of the positioning disk 21 are meshedly connected with a rotating disk 22, and the outer surface of the rotating disk 22 is fixedly connected to the lower end of the backrest 11, and a rotating shaft 24 is fixedly provided on one side of the positioning disk 21, and an adjusting hand wheel 23 is rotatably provided at one end of the rotating shaft 24. Through the angle adjustment mechanism 2, under the action of the positioning disk 21 and the rotating disk 22, when it is necessary to adjust the angle of the wheelchair, the adjusting hand wheel 23 is rotated so that the adjusting hand wheel 23 can separate the positioning disk 21 and the rotating disk 22 through the rotating shaft 24, so that the backrest 11 can be rotated to a suitable angle, and then the adjusting hand wheel 23 is reset so that the adjusting hand wheel 23 can engage and fix the positioning disk 21 and the rotating disk 22 through the rotating shaft 24, so that the backrest 11 can be limited and fixed, thereby achieving the purpose of adjusting the angle of the wheelchair well.
[0029] By adopting the above technical solution, the wheelchair can be well adjusted in angle.
[0030] The connection points between the two adjusting hand wheels 23 and the rotating shaft 24 are both eccentric shafts.
[0031] By adopting the above technical solution, the rotating shaft 24 can drive the positioning disk 21 to engage with or disengage the rotating disk 22 by rotating the adjusting hand wheel 23 .
[0032] The outer surfaces of the two rotating shafts 24 are rotatably fitted with the inner surfaces of the two positioning plates 21 respectively.
[0033] By adopting the above technical solution, the rotating shaft 24 can rotate on the inner surface of the positioning plate 21 .
[0034] Working principle: Through the wheelchair body 1, under the action of the motor 19, when a disabled person needs to use a wheelchair, he can sit on the seat cushion 16 on the bracket 17, and the backrest 11 on the fixed block 12 can provide back support, and the footrest 111 can provide a place for the user to rest his feet. The operating handle 13 and the operating panel 14 on the operating armrest 15 can control the motor 19 to drive the rear wheel 110 to realize the forward and backward movement of the wheelchair. The front wheel 112 and the rear wheel 110 jointly control the movement and balance of the wheelchair. The bolts 18 make the connection between the structures more stable, so that the wheelchair can be well In order to achieve the purpose of moving the wheelchair, the angle adjustment mechanism 2 is used. Under the action of the positioning disk 21 and the rotating disk 22, when the angle of the wheelchair needs to be adjusted, the adjusting hand wheel 23 is rotated so that the adjusting hand wheel 23 can separate the positioning disk 21 and the rotating disk 22 through the rotating shaft 24, so that the backrest 11 can be rotated to a suitable angle, and then the adjusting hand wheel 23 is reset so that the adjusting hand wheel 23 can engage and fix the positioning disk 21 and the rotating disk 22 through the rotating shaft 24, so that the backrest 11 can be limited and fixed, thereby achieving the purpose of adjusting the angle of the wheelchair.
[0035] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.
Claims
1. An angle-adjustable auxiliary standing wheelchair, comprising a wheelchair body (1), characterized in that: Angle adjustment mechanisms (2) are fixedly provided on both sides of the wheelchair body (1); The wheelchair body (1) comprises a backrest (11), two fixing blocks (12) are provided at the lower end of the backrest (11), a bracket (17) is provided on one side of the two fixing blocks (12), motors (19) are fixedly provided on both sides of the inner surface of the bracket (17), rear wheels (110) are rotatably provided on both sides of the bracket (17), and one side of the two rear wheels (110) is respectively fixedly connected to the output ends of the two motors (19), two front wheels (112) are rotatably provided at the lower end of the bracket (17), two armrests (15) are fixedly provided at the upper end of the bracket (17), and a footrest (111) is fixedly provided on one side of the bracket (17); The angle adjustment mechanism (2) comprises a positioning disk (21), and one side of the positioning disk (21) is fixedly connected to one side of one of the fixed blocks (12); both sides of the inner surface of the positioning disk (21) are meshedly connected with a rotating disk (22), and the outer surface of the rotating disk (22) is fixedly connected to the lower end of the backrest (11); a rotating shaft (24) is fixedly provided on one side of the positioning disk (21), and an adjusting hand wheel (23) is rotatably provided at one end of the rotating shaft (24).
2. The angle-adjustable auxiliary standing wheelchair as claimed in claim 1, characterized in that: Bolts (18) are rotatably inserted into one side of the two fixing blocks (12), and one end of the two bolts (18) is rotatably connected to two sides of the bracket (17) respectively.
3. The angle-adjustable auxiliary standing wheelchair as claimed in claim 1, characterized in that: An operating handle (13) and an operating panel (14) are fixedly provided on the upper end of one of the armrests (15).
4. The angle-adjustable auxiliary standing wheelchair as claimed in claim 1, characterized in that: A seat cushion (16) is fixedly provided at the upper end of the bracket (17), and a slide rail (113) is fixedly provided at the lower end of the seat cushion (16).
5. The angle-adjustable auxiliary standing wheelchair as claimed in claim 1, characterized in that: Positioning holes (25) are provided at the upper ends of the two fixing blocks (12).
6. The angle-adjustable auxiliary standing wheelchair as claimed in claim 1, characterized in that: The connection points between the two adjusting hand wheels (23) and the rotating shaft (24) are both eccentric shafts.
7. The angle-adjustable auxiliary standing wheelchair as claimed in claim 1, characterized in that: The outer surfaces of the two rotating shafts (24) are respectively rotatably fitted with the inner surfaces of the two positioning plates (21).