CN214806121U

CN214806121U - Electric wheelchair capable of going up and down stairs

Info

Publication number: CN214806121U
Application number: CN202022946251.2U
Authority: CN
Inventors: 颜志辉; 唐文彬
Original assignee: Guangzhou Nuanqing Medical Technology Co ltd
Current assignee: Guangzhou Nuanqing Medical Technology Co ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-11-23
Anticipated expiration: 2030-12-07

Abstract

The utility model belongs to the wheelchair field, in particular to an electric wheelchair capable of going up and down stairs, which comprises a stair climbing controller, a framework, a stair climbing frame, a stay bar, a handrail, a wheelchair controller, a seat cushion, a first tire, a second tire and a pedal plate; a stair climbing controller is arranged in the framework; the stair climbing controller is connected with the stay bar; the stay bar is arranged between the stair climbing controller and the stair climbing frame; the side surface of the framework is movably connected with a handrail; the armrests are movably connected with the wheelchair controller; a seat cushion is arranged on the side surface of the framework and below the handrail; the lower end of the framework is provided with a first tire; the lower end of the framework is provided with a second tire, and the second tire is arranged at the front end of the first tire; the lower end of the framework is fixedly connected with a pedal which is arranged at the front end of the second tire. The utility model discloses a cat ladder frame reaches the purpose of wheelchair stair up and down, and whole in-process impact force is little and do not have the sense of jolting.

Description

Electric wheelchair capable of going up and down stairs

Technical Field

The utility model belongs to the wheelchair field, in particular to an electric wheelchair capable of going up and down stairs.

Background

With the development of society and the improvement of living standard of people, the disabled people use more and more wheelchairs, and the wheelchairs become necessary transportation tools for people with lower limb disabilities and old and weak people, reduce the labor intensity of care personnel, are convenient to transfer in hospitals, and can facilitate the self-propelled movement in real life. The common electric wheelchair cannot go to the right stairs, if the wheelchair needs to go downstairs, other people need to help to carry the wheelchair, and meanwhile, the electric wheelchair needs to be moved downstairs, so that the purpose of going out can be achieved.

The Chinese patent discloses an electric stair-climbing wheelchair (CN201520478639.0), which adopts a stair-climbing guiding slide plate and a stair-climbing guiding slide device of a stair-climbing sliding shoe sleeved on the stair-climbing guiding slide plate, and utilizes an electric driving device to enable the stair-climbing guiding slide plate to slide relative to the stair-climbing sliding shoe, so that the structure is very simple. When going upstairs and downstairs, the stair climbing sliding shoes are in contact with the intersecting lines of the horizontal plane and the vertical plane of the stair steps, the electric driving device fixed on the stair climbing wheelchair is utilized to enable the stair climbing guide sliding plate to slide on the stair climbing sliding shoes, meanwhile, the whole stair climbing wheelchair can rotate by taking the intersection points of the stair steps as supports, the stair climbing wheelchair basically moves upwards or downwards in an inclined mode through the movement synthesis, and the supporting body of the wheelchair body is transferred between the stair climbing sliding shoes and the large wheels, so that the stair climbing wheelchair continuously ascends or descends to complete stair climbing work, and the stair climbing wheelchair has a stair climbing function.

However, in the process of going up and down stairs, the intersection point of the stairs is used as a support to rotate, so that people still feel bumpy and cannot feel the feeling that the wheelchair runs stably on the ground.

SUMMERY OF THE UTILITY MODEL

The wheelchair can be used for people who are inconvenient and difficult to move up and down stairs through the wheelchair, and meanwhile, the people can be prevented from feeling jolt in movement. An object of the utility model is to provide an electric wheelchair that can go up and down stairs.

In order to achieve the above object, the present invention is achieved by the following technical solutions: an electric wheelchair capable of going up and down stairs comprises a stair climbing controller, a framework, a stair climbing frame, a stay bar, a handrail, a wheelchair controller, a seat cushion, a first tire, a second tire and a pedal plate; the stair climbing controller is arranged in the framework; the stair climbing controller is connected with the stay bar; the stay bar is arranged between the stair climbing controller and the stair climbing frame; the side surface of the framework is movably connected with the handrail; the armrests are movably connected with the wheelchair controller; the seat cushion is arranged on the side face of the framework and below the handrails; the lower end of the framework is provided with the first tire; the second tire is arranged at the lower end of the framework and is arranged at the front end of the first tire; the lower end of the framework is fixedly connected with the pedal, and the pedal is arranged at the front end of the second tire.

Furthermore, one end of the stay bar is fixedly connected with the first shaft, and the other end of the stay bar is fixedly connected with the second shaft.

Further, the stair climbing controller comprises a first hole, and the first hole is connected with the second shaft.

Furthermore, a slide way is arranged in the ladder climbing frame and movably connected with the first shaft.

Furthermore, the surface of the ladder stand is provided with a ladder stand crawler belt, one end of the ladder stand is arranged on a stair motor, and two ends of the stair motor are arranged on the synchronizing wheels.

Furthermore, one end of the ladder climbing frame is arranged on the connecting rod, and the connecting rod is fixedly connected with the framework.

Further, the first tire has a size of 10 inches to 16 inches.

Further, the first tire and the framework are movably connected through a shaft.

Further, the second tire has a size of 6 inches to 10 inches.

Further, the second tire and the framework are movably connected through a shaft.

Compared with the prior art, the utility model, following beneficial effect has:

1. the utility model discloses simple structure, the function is easy to go.

2. The utility model discloses a cat ladder frame reaches the purpose of wheelchair stair up and down, and whole in-process impact force is little and do not have the sense of jolting.

Drawings

Fig. 1 is a schematic structural view of an electric wheelchair capable of going up and down stairs.

Fig. 2 is a partially enlarged schematic view of the creeper frame and the stay bar.

Wherein: 1-stair climbing controller, 101-first hole, 2-framework, 3-stair climbing frame, 301-chute, 302-stair climbing crawler, 303-synchronizing wheel, 304-stair motor, 305-connecting rod, 4-stay bar, 401-first shaft, 402-second shaft, 5-handrail, 6-wheelchair controller, 7-seat cushion, 8-first tire, 9-second tire and 10-pedal.

Detailed Description

The terms "first", "second", etc. in the present invention indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The disclosure may be further understood in conjunction with the following detailed description of preferred embodiments of the invention and the examples included.

The utility model relates to an electric wheelchair capable of going up and down stairs, which comprises a stair climbing controller, a framework, a stair climbing frame, a stay bar, a handrail, a wheelchair controller, a seat cushion, a first tire, a second tire and a pedal plate; the stair climbing controller is arranged in the framework; the stair climbing controller is connected with the stay bar; the stay bar is arranged between the stair climbing controller and the stair climbing frame; the side surface of the framework is movably connected with the handrail; the armrests are movably connected with the wheelchair controller; the seat cushion is arranged on the side face of the framework and below the handrails; the lower end of the framework is provided with the first tire; the second tire is arranged at the lower end of the framework and is arranged at the front end of the first tire; the lower end of the framework is fixedly connected with the pedal, and the pedal is arranged at the front end of the second tire.

One end of the stay bar is fixedly connected with the first shaft, and the other end of the stay bar is fixedly connected with the second shaft. The stair climbing controller comprises a first hole, and the first hole is connected with a second shaft, so that the stair climbing controller is movably connected with the support rod. The ladder climbing frame is internally provided with a slide rail which is movably connected with the first shaft. The surface of the stair climbing frame is provided with a stair climbing crawler, one end of the stair climbing frame is arranged on the stair motor, and two ends of the stair motor are arranged on the synchronizing wheels. One end of the ladder climbing frame is arranged on the connecting rod, and the connecting rod is fixedly connected with the framework. The first tire has a size of 10 inches to 16 inches. The first tire and the framework are movably connected through a shaft. The second tire has a size of 6 inches to 10 inches. The second tire and the framework are movably connected through a shaft.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Examples

As shown in fig. 1 and 2, an electric wheelchair capable of going up and down stairs comprises a stair climbing controller 1, a framework 2, a stair climbing frame 3, a stay bar 4, an armrest 5, a wheelchair controller 6, a seat cushion 7, a first tire 8, a second tire 9 and a pedal 10; the stair climbing controller 1 is arranged in the framework 2; the stair climbing controller 1 is connected with the stay bar 4; the stay bar 4 is arranged between the stair climbing controller 1 and the stair climbing frame 3; the side surface of the framework 2 is movably connected with the handrail 5; the armrest 5 is movably connected with the wheelchair controller 6; the seat cushion 7 is arranged on the side surface of the framework 2, and the seat cushion 7 is arranged below the armrests 5; the lower end of the framework 2 is provided with the first tire 8; the second tire 9 is arranged at the lower end of the framework 2, and the second tire 9 is arranged at the front end of the first tire 8; the lower end of the framework 2 is fixedly connected with the pedal plate 10, and the pedal plate 10 is arranged at the front end of the second tire 9.

One end of the stay bar 4 is fixedly connected with the first shaft 401, and the other end is fixedly connected with the second shaft 402. The stair climbing controller 1 comprises a first hole 101, and the first hole 101 is connected with a second shaft 402, so that the stair climbing controller 1 is movably connected with the support rod 4. The inside slide 301 that sets up of climbing frame 3, slide 301 swing joint first axle 401 makes 3 swing joint of climbing frame vaulting pole 4.

3 surfaces of stair frame set up cat ladder track 302, the one end of stair frame 3 sets up in stair motor 304, stair motor 304 both ends set up in synchronizing wheel 303, through stair motor 304 provides power and makes cat ladder track 302 moves to drive the wheelchair upstairs and downstairs. One end of the ladder frame 3 is arranged on the connecting rod 305, and the connecting rod 305 is fixedly connected with the framework 2.

The first tire 8 is a 12-inch tire. The first tire 8 and the framework 2 are movably connected through a shaft, so that the first tire 8 rotates in the movement process. The second tire 9 is an 8-inch tire. The second tire 9 and the framework 2 are movably connected through a shaft, so that the second tire 9 rotates in the movement process.

The working principle is as follows: the supporting rod 4 is driven by the stair climbing controller 1, so that the stair climbing frame 3 is opened, and then the stair motor 304 is controlled to drive the stair climbing crawler 302 to rotate, so that the stair climbing controller can move up and down on a stair. When the stair climbing is finished, the stay bar 4 is retracted through the stair climbing controller 1, and then the wheelchair is controlled by the wheelchair controller 6 to run on the flat ground.

Finally, it should be understood that the above description is only exemplary of the present invention and is not intended to limit the present invention, and that any modifications, equivalents, improvements, etc. made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides an electric wheelchair that can go up and down stairs which characterized in that: comprises a stair climbing controller (1), a framework (2), a stair climbing frame (3), a stay bar (4), a handrail (5), a wheelchair controller (6), a seat cushion (7), a first tire (8), a second tire (9) and a pedal (10); the stair climbing controller (1) is arranged in the framework (2); the stair climbing controller (1) is connected with the stay bar (4); the stay bar (4) is arranged between the stair climbing controller (1) and the stair climbing frame (3); one end of the support rod (4) is fixedly connected with a first shaft (401), and the other end of the support rod is fixedly connected with a second shaft (402); the stair climbing controller (1) comprises a first hole (101), and the first hole (101) is connected with a second shaft (402), so that the stair climbing controller (1) is movably connected with the stay bar (4); a slide way (301) is arranged in the climbing frame (3), and the slide way (301) is movably connected with a first shaft (401), so that the climbing frame (3) is movably connected with the stay bar (4); the side surface of the framework (2) is movably connected with the handrail (5); the armrest (5) is movably connected with the wheelchair controller (6); the seat cushion (7) is arranged on the side surface of the framework (2), and the seat cushion (7) is arranged below the handrails (5); the lower end of the framework (2) is provided with the first tire (8); the second tire (9) is arranged at the lower end of the framework (2), and the second tire (9) is arranged at the front end of the first tire (8); the lower end of the framework (2) is fixedly connected with the pedal (10), and the pedal (10) is arranged at the front end of the second tire (9).

2. The electric wheelchair capable of going up and down stairs according to claim 1, wherein: the climbing ladder is characterized in that a climbing ladder crawler belt (302) is arranged on the surface of the climbing ladder frame (3), one end of the climbing ladder frame (3) is arranged on a stair motor (304), and two ends of the stair motor (304) are arranged on synchronizing wheels (303).

3. The electric wheelchair capable of going up and down stairs according to claim 1, wherein: one end of the ladder climbing frame (3) is arranged on the connecting rod (305), and the connecting rod (305) is fixedly connected with the framework (2).

4. The electric wheelchair capable of going up and down stairs according to claim 1, wherein: the first tire (8) has a size of 10 inches to 16 inches.

5. The electric wheelchair capable of going up and down stairs according to claim 1, wherein: the first tyre (8) and the framework (2) are movably connected through a shaft.

6. The electric wheelchair capable of going up and down stairs according to claim 1, wherein: the second tire (9) has a size of 6 inches to 10 inches.

7. The electric wheelchair capable of going up and down stairs according to claim 1, wherein: the second tyre (9) and the framework (2) are movably connected through a shaft.