CN213190660U

CN213190660U - Handrail assembly for electric wheelchair capable of reducing storage space

Info

Publication number: CN213190660U
Application number: CN202021713612.2U
Authority: CN
Inventors: 项展; 常彦星; 魏志良
Original assignee: Yohha Electrics Co ltd
Current assignee: Yohha Electrics Co ltd
Priority date: 2020-08-17
Filing date: 2020-08-17
Publication date: 2021-05-14
Anticipated expiration: 2030-08-17

Abstract

The utility model discloses an electronic wheelchair of reducible storage space uses handrail assembly, including the handrail handle, be provided with electric controller on the handrail handle, still include handrail supporting seat and handrail connecting seat, handrail connecting seat swing joint is formed with first U type draw-in groove on the handrail supporting seat, is formed with second U type draw-in groove on the handrail connecting seat, and first U type draw-in groove and second U type draw-in groove are passed in proper order to the one end of handrail handle, and swing joint is on the handrail connecting seat. The utility model discloses a handrail assembly can be fixed in the back subassembly of wheelchair with handrail assembly through the handrail supporting seat on, through the cooperation design of handrail connecting seat and handrail supporting seat, can make the handrail connecting seat carry out 360 rotations, after handrail handle breaks away from the handrail supporting seat, can carry out 270 folding, when electric controller touches the rear wheel, rotatory handrail connecting seat just can make handrail handle continue folding downwards in the inboard of rear wheel, reduces the folding volume of wheelchair.

Description

Handrail assembly for electric wheelchair capable of reducing storage space

Technical Field

The utility model relates to a wheelchair field, in particular to electronic wheelchair of reducible storage space is with handrail assembly.

Background

The wheelchair is a chair provided with wheels and capable of helping to replace walking, is divided into an electric wheelchair and a manual wheelchair, is a tool for replacing walking for special crowds such as disabled people, old and weak people, walking difficulty people, limb injured people and medical clinical rehabilitation patients, and not only can the wheelchair meet the requirements of replacing walking for limb injured people and mobility-handicapped people, but also is more important to facilitate the family members to move and take care of patients, so that the patients can do physical exercise and participate in social activities by means of the wheelchair.

Wheelchairs are designed to be collapsible for convenient carrying, storage, transport and storage. At present, the electric control ware of most electric wheelchair all sets up on the handrail, the nimble operation of convenient to use person, but when the wheelchair is folding, electric control ware touches the rear wheel and just can't fold down again, consequently, the whole folding volume that can make the wheelchair on the one hand is big on the one hand, increase the storage space, can not put and carry in all kinds of kart trunk, on the other hand is when fold condition, electric control ware and rear wheel contact, cause wearing and tearing between them to destroy easily, influence the whole result of use of wheelchair.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a reducible handrail assembly for electronic wheelchair of accomodating space, the handrail that is provided with electric controller who solves to exist among the prior art can touch the rear wheel when folding, makes the folding volume of wheelchair bigger than normal, increases the problem of accomodating the space.

In order to solve the technical problem, the utility model discloses a following technical scheme realizes:

the utility model provides an reducible storage space's handrail assembly for electronic wheelchair, includes the handrail handle, be provided with electric controller on the handrail handle, still include handrail supporting seat and handrail connecting seat, handrail connecting seat swing joint in on the handrail supporting seat, be formed with first U type draw-in groove on the handrail supporting seat, be formed with second U type draw-in groove on the handrail connecting seat, the one end of handrail handle passes in proper order first U type draw-in groove and second U type draw-in groove, and swing joint in on the handrail connecting seat.

Preferably, the armrest support seat is provided with a first connection hole, the armrest support seat is provided with a second connection hole, and an M8 socket head cap screw and a nut are connected between the first connection hole and the second connection hole.

Preferably, the handrail support seat is further provided with a positioning groove, the handrail connection seat is provided with a positioning convex column, and the positioning convex column is embedded in the positioning groove.

Preferably, the inner wall of the first U-shaped slot is symmetrically provided with a clamping strip.

Preferably, the armrest connecting seat is symmetrically provided with two fixing seats, the second U-shaped clamping groove is located between the two fixing seats, the two fixing seats are provided with third connecting holes, and the armrest handle is connected between the two third connecting holes through M8 hexagon socket head cap screws and nuts.

Preferably, two R-shaped gaskets are further arranged between the two third connecting holes in a penetrating manner, and the two R-shaped gaskets are respectively located on two sides of the armrest handle.

Preferably, the armrest handle is further provided with a hand protection pad handle, a hook is formed at one end of the armrest handle, and the electric controller is connected to the hook.

The utility model has the advantages that: the utility model discloses a handrail assembly, moreover, the steam generator is simple in structure, can be fixed in the back subassembly of wheelchair with the handrail assembly through the handrail supporting seat on, cooperation design through handrail connecting seat and handrail supporting seat, can make the handrail connecting seat carry out 360 rotations along connecting piece between them, thereby after handrail handle breaks away from the handrail supporting seat, can carry out 270 folding, when electric controller touches the rear wheel, rotatory handrail connecting seat once, just can make handrail handle continue folding downwards in the inboard of rear wheel, the whole volume of accomodating of wheelchair has been reduced greatly, the storage space has been saved, can make the wheelchair put and carry in all kinds of dolly trunk.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the handrail support seat of the present invention;

fig. 3 is a schematic structural view of the middle armrest connecting seat of the present invention, which is provided with an R-shaped gasket.

In the figure: 1-armrest handles; 2-an electric controller; 3-handrail support seat; 4-armrest connecting seats; 5-R type gasket; 6-hand protection pad handle; 101-hooking; 301-a first U-shaped card slot; 302-a first connection hole; 303-positioning a groove; 304-card strip; 401-a second U-shaped card slot; 402-a second connection hole; 403-positioning convex columns; 404-a fixed seat; 405-third connection hole.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

Example 1

As shown in fig. 1-3, an armrest assembly for an electric wheelchair capable of reducing a storage space includes an armrest handle 1, an electric controller 2 disposed on the armrest handle 1, an armrest support seat 3 and an armrest connection seat 4, wherein the armrest connection seat 4 is movably connected to the armrest support seat 3, a first U-shaped slot 301 is formed on the armrest support seat 3, a second U-shaped slot 401 is formed on the armrest connection seat 4, one end of the armrest handle 1 sequentially passes through the first U-shaped slot 301 and the second U-shaped slot 401, and is movably connected to the armrest connection seat 4, a first connection hole 302 is disposed on the armrest support seat 3, a second connection hole 402 is disposed on the armrest connection seat 4, and an M8 hexagon socket screw and a nut are disposed between the first connection hole 302 and the second connection hole 402.

During the installation, connect on handrail supporting seat 3 through M8 hexagon socket head cap screw and nut earlier handrail connecting seat 4, M8 hexagon socket head cap screw and nut are connected in first connecting hole 302 and second connecting hole 402, make handrail connecting seat 4 can wind 360 rotations of M8 hexagon socket head cap screw, then be fixed in on the fixed bolster of required wheelchair back assembly handrail supporting seat 3 through screw and nut, pass first U type draw-in groove 301 and second U type draw-in groove 401 with the one end of handrail handle 1 in proper order again, connect on handrail connecting seat 4 through screw and nut at last can.

The use principle is as follows: when the wheelchair is unfolded for use, the armrest handle 1 is clamped in the first U-shaped clamping groove 301 and the second U-shaped clamping groove 401, when the wheelchair needs to be folded, the armrest handle 1 is rotated upwards to enable the armrest handle 1 to be separated from the armrest supporting seat 3, then the armrest handle 1 can rotate together with the armrest connecting seat 4 to enable the armrest handle 1 to rotate for 270 degrees, namely, when the electric controller 2 folded on the armrest handle 1 touches the rear wheel, the armrest connecting seat 4 is rotated towards the inner side of the rear wheel, so that the electric controller 2 avoids the rear wheel to be continuously folded downwards, the armrest handle 1 is folded between the two rear wheels, the integral folding height of the wheelchair is reduced, the folding volume of the wheelchair is reduced, meanwhile, the structure also omits a supporting rod between the armrest handle 1 and a cushion assembly in the traditional wheelchair, the integral weight of the wheelchair is reduced, and the wheelchair is convenient to carry, can be put into various small-sized automobile trunks.

The utility model discloses a handrail assembly, moreover, the steam generator is simple in structure, can be fixed in the handrail assembly on the back subassembly of wheelchair through handrail supporting seat 3, cooperation design through handrail connecting seat 4 and handrail supporting seat 3, can make handrail connecting seat 4 carry out 360 rotations along connecting piece between them, thereby break away from behind handrail supporting seat 3 when handrail handle 1, can carry out 270 folding, when electric controller 2 touches the rear wheel, rotatory handrail connecting seat 4 once, just can make handrail handle 1 continue folding downwards in the inboard of rear wheel, the whole volume of accomodating of wheelchair has been reduced greatly, the storage space has been saved, can make the wheelchair put and carry in all kinds of dolly trunks.

Specifically, the armrest supporting seat 3 is further provided with a positioning groove 303, the armrest connecting seat 4 is provided with a positioning convex column 403, and the positioning convex column 403 is embedded in the positioning groove 303. Above-mentioned design can make handrail connecting seat 4 more stably revolve handrail supporting seat 3 rotatoryly, prevents the off tracking phenomenon from appearing in the use, improves the whole validity and the folding effect of using of handrail assembly.

Specifically, the inner wall of the first U-shaped card slot 301 is symmetrically provided with card strips 304. Above-mentioned design can make handrail handle 1 block more stably in first U type draw-in groove 301, improves handrail assembly's stability in use and security.

Specifically, two fixing seats 404 are symmetrically arranged on the armrest connecting seat 4, the second U-shaped clamping groove 401 is located between the two fixing seats 404, third connecting holes 405 are formed in the two fixing seats 404, and the armrest handle 1 is connected between the two third connecting holes 405 through M8 hexagon socket head cap screws and nuts. In the structure, the two fixing seats 404 are used for connecting the handle bar 1, the two ends of the second U-shaped clamping groove 401 are lower than the height of the fixing seats 404, the clamping grooves can be reinforced, the handle bar 1 can work more stably, the two ends of the second U-shaped clamping groove 401 are in arc states, and the handle bar 1 can be clamped into the clamping grooves.

Specifically, two R-shaped gaskets 5 are further inserted between the two third connecting holes 405, and the two R-shaped gaskets 5 are respectively located at two sides of the armrest handle 1. Above-mentioned design can improve the stability of being connected between handrail handle 1 and handrail connecting seat 4, prevents that handrail handle 1 card from rotating when in second U type draw-in groove 401.

Specifically, the armrest handle 1 is further provided with a hand protection pad handle 6, one end of the armrest handle 1 is formed with a hook 101, and the electric controller 2 is connected to the hook 101. The hand protection pad handle 6 can be made of rubber, a soft pad with filler and the like, so that the use comfort of the wheelchair is improved, and the hand protection pad handle 6 can also be designed to be detachably connected, so that the use flexibility is improved; the design of the hook 101 is beneficial to the installation of the electric controller 2 and is also convenient for the folding and unfolding operation of the armrest handle 1.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.

Claims

1. The utility model provides a reducible storage space's handrail assembly for electronic wheelchair, includes the handrail handle, be provided with electric controller on the handrail handle, its characterized in that: the handrail connecting seat is movably connected to the handrail supporting seat, a first U-shaped clamping groove is formed in the handrail supporting seat, a second U-shaped clamping groove is formed in the handrail connecting seat, one end of a handrail handle penetrates through the first U-shaped clamping groove and the second U-shaped clamping groove in sequence, and the handrail connecting seat is movably connected to the handrail connecting seat.

2. The armrest assembly for electric wheelchair capable of reducing the accommodation space as claimed in claim 1, wherein: the handrail supporting seat is provided with a first connecting hole, the handrail connecting seat is provided with a second connecting hole, and an M8 hexagon socket head cap screw and a nut are connected between the first connecting hole and the second connecting hole.

3. The armrest assembly for electric wheelchair capable of reducing the accommodation space as claimed in claim 2, wherein: the handrail supporting seat is further provided with a positioning groove, the handrail connecting seat is provided with a positioning convex column, and the positioning convex column is embedded into the positioning groove.

4. The armrest assembly for a motorized wheelchair capable of reducing a storage space according to any one of claims 1 to 3, wherein: the inner wall of the first U-shaped clamping groove is symmetrically provided with clamping strips.

5. The armrest assembly for electric wheelchair capable of reducing the accommodation space as claimed in claim 4, wherein: the handrail connecting seat is symmetrically provided with two fixing seats, the second U-shaped clamping groove is located between the two fixing seats, the two fixing seats are provided with third connecting holes, and the handrail handle is connected between the two third connecting holes through M8 hexagon socket head cap screws and nuts.

6. The armrest assembly for electric wheelchair capable of reducing the accommodation space as claimed in claim 5, wherein: two R-shaped gaskets are further arranged between the two third connecting holes in a penetrating mode and are respectively located on two sides of the armrest handle.

7. The armrest assembly for electric wheelchair capable of reducing the accommodation space as claimed in claim 1, wherein: the handrail handle is also provided with a hand protection pad handle, one end of the handrail handle is provided with a hook, and the electric controller is connected to the hook.