CN212308240U

CN212308240U - Foldable wheelchair

Info

Publication number: CN212308240U
Application number: CN202020437636.3U
Authority: CN
Inventors: 王忠胜; 蒋进良; 李家荣
Original assignee: Foshan Dahao Medical Technology Co ltd
Current assignee: Foshan Dahao Medical Technology Co ltd
Priority date: 2020-03-30
Filing date: 2020-03-30
Publication date: 2021-01-08
Anticipated expiration: 2030-03-30

Abstract

The utility model relates to the technical field of household items, particularly, relate to a wheelchair that can fold, it includes the seat support subassembly and removes the wheel, the seat support subassembly with remove the wheel and connect, the seat support subassembly is equipped with the seat support backing plate, still include folding assembly, the seat support subassembly includes first seat frame and second seat frame, connect through folding assembly between first seat frame and the second seat frame, the seat support backing plate can be dismantled with the seat support subassembly and be connected. Adopt the utility model discloses, can fold, reduce the width of wheelchair, be convenient for placing or transporting of wheelchair.

Description

Foldable wheelchair

Technical Field

The utility model relates to the technical field of articles for daily use, particularly, relate to a wheelchair that can fold.

Background

Wheelchairs are chairs equipped with wheels to help replace walking and are classified into electric and manual 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 the 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 electric wheelchair is formed by superposing a high-performance energy power driving device, an intelligent operating device, a battery and the like on the basis of the traditional manual wheelchair and is formed by modification and upgrading. The novel intelligent wheelchair with the functions of advancing, retreating, steering, standing and the like can be driven by manually operating the intelligent controller, and is a high-tech product combining the fields of modern precision machinery, intelligent numerical control, engineering mechanics and the like.

However, the existing wheelchairs are generally fixed, and because the size and the width of the wheelchairs are large, the wheelchairs are not easy to place when not used, occupy large space, and are inconvenient to transport.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can folding wheelchair, it can be folded, reduces the width of wheelchair, the placing or the transportation of the wheelchair of being convenient for.

The embodiment of the utility model is realized like this:

the utility model provides a can folding wheelchair, includes the seat support subassembly and removes the wheel, the seat support subassembly with remove the wheel and connect, the seat support subassembly is equipped with the seat support backing plate, still includes folding assembly, the seat support subassembly includes first seat frame and second seat frame, connect through folding assembly between first seat frame and the second seat frame, the seat support backing plate can be dismantled with the seat support subassembly and be connected.

Furthermore, in some embodiments of the present invention, the folding assembly includes a first connecting rod, a first limiting rod and a first limiting block, one end of the first connecting rod is hinged to the first seat frame, and the other end of the first connecting rod is fixedly connected to the first limiting rod; the first limiting block is fixed on the second chair seat frame and detachably connected with the first limiting rod.

Further, in some embodiments of the present invention, the first connecting rod is perpendicularly connected to the first limiting rod, and the first limiting block is provided with a limiting groove for limiting the horizontal movement of the first limiting rod.

Furthermore, in some embodiments of the present invention, the seat further comprises a second connecting rod, a second limiting rod and a second limiting block, one end of the second connecting rod is hinged to the second seat frame, and the other end of the second connecting rod is fixedly connected to the second limiting rod; the second limiting block is fixed on the first chair seat frame and detachably connected with the second limiting rod.

Further, in some embodiments of the present invention, the first connecting rod is rotatably connected to the second connecting rod.

Further, in some embodiments of the present invention, the above-mentioned auxiliary fixing rod is further included, one end of the auxiliary fixing rod is hinged to the first connecting rod, and the other end of the auxiliary fixing rod is hinged to the second seat frame.

Further, in some embodiments of the present invention, the first limiting rod is provided with a joint hole, and the seat cushion plate is provided with a joint flange cooperating with the joint hole.

Further, in some embodiments of the present invention, the above-mentioned chair back assembly is further included, the chair back assembly is connected to the chair seat assembly, and the chair back assembly is provided with a detachable chair back baffle.

Further, in some embodiments of the present invention, the seat back assembly includes a first seat back frame and a second seat back frame, the first seat back frame is connected to the first seat back frame, and the second seat back frame is connected to the second seat back frame.

The embodiment of the utility model provides an at least, have following advantage or beneficial effect:

the embodiment of the utility model provides a can folding wheelchair, including seat support subassembly and removal wheel, the seat support subassembly with remove the wheel and connect, the seat support subassembly is equipped with the seat support backing plate, still includes folding assembly, the seat support subassembly includes first seat frame and second seat frame, connect through folding assembly between first seat frame and the second seat frame, the seat support backing plate can be dismantled with the seat support subassembly and be connected.

The utility model discloses the seat support subassembly includes first seat frame and second seat frame, is equivalent to divide into 2 parts the wheelchair, then connects through folding assembly between first seat frame and the second seat frame, when needing folding wheelchair, takes off the seat support backing plate, and first seat frame and second seat frame draw close each other gradually under folding assembly's connection, accomplish folding; when the wheelchair is required to be used, the wheelchair can be folded only by performing reverse operation according to the steps, so that the width of the wheelchair is reduced, and the wheelchair can be conveniently placed or transported.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic view of a wheelchair according to an embodiment of the present invention;

figure 2 is a top view of the wheelchair after folding;

FIG. 3 is a schematic view showing the positions of the first and second connecting rods after the wheelchair is folded;

FIG. 4 is a diagram showing the connection positions of the first connecting rod and the second connecting rod;

FIG. 5 is a schematic structural diagram of a first stopper;

FIG. 6 is a schematic view of the position of the seat plate;

FIG. 7 is a front view of the snap flange after engagement with the snap hole.

Icon: 1-a first chair seat frame, 2-a second chair seat frame, 3-a first chair back frame, 4-a second chair back frame, 5-a chair seat cushion plate, 8-a first connecting rod, 9-a first limiting rod, 10-a first limiting block, 11-a limiting groove, 12-a clamping hole, 13-a clamping flange, 14-an auxiliary fixing rod, 15-a chair back baffle, 16-a second connecting rod, 17-a second limiting rod and 18-a second limiting block.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the embodiments of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, the description is only for convenience of description of the present invention and simplification, but the indication or suggestion that the device or element to be referred must have a specific position, be constructed and operated in a specific position, and therefore, the present invention should not be construed as being limited thereto. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not require that the components be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the present invention, "a plurality" means at least 2.

In the description of the embodiments of the present invention, it should be further noted that unless explicitly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Examples

Referring to fig. 1 to 7, the present embodiment provides a foldable wheelchair, which includes a seat assembly and a movable wheel, wherein the seat assembly is connected to the movable wheel, the seat assembly is provided with a seat cushion plate 5, and the foldable wheelchair further includes a folding assembly, the seat assembly includes a first seat frame 1 and a second seat frame 2, the first seat frame 1 and the second seat frame 2 are connected by the folding assembly, and the seat cushion plate 5 is detachably connected to the seat assembly.

The utility model discloses a chair seat assembly comprises a first chair seat frame 1 and a second chair seat frame 2, which is equivalent to dividing a wheelchair into two parts, then the first chair seat frame 1 and the second chair seat frame 2 are connected through a folding assembly, when the wheelchair needs to be folded, a chair seat cushion plate 5 is taken down, the first chair seat frame 1 and the second chair seat frame 2 gradually draw close to each other under the connection of the folding assembly, and the folding is completed; when the wheelchair is required to be used, the wheelchair can be folded only by performing reverse operation according to the steps, so that the width of the wheelchair is reduced, and the wheelchair can be conveniently placed or transported.

As a preferred embodiment, the folding assembly of this embodiment includes a first connecting rod 8, a first limiting rod 9 and a first limiting block 10, one end of the first connecting rod 8 is hinged to the first seat frame 1, and the other end of the first connecting rod 8 is fixedly connected to the first limiting rod 9; the first limiting block 10 is fixed on the second seat frame 2, and the first limiting block 10 is detachably connected with the first limiting rod 9.

The working principle is as follows: when the wheelchair is folded, the first limiting rod 9 is separated from the first limiting block 10, then the first seat frame 1 and the second seat frame 2 are mutually closed, the first connecting rod 8 upwards rotates along the hinged part of the first seat frame 1, and the first limiting rod 9 gradually rises under the rotation of the first connecting rod 8.

When the wheelchair is used, the first seat frame 1 and the second seat frame 2 are far away from each other, the first connecting rod 8 rotates downwards along the hinged part of the first seat frame 1, and the first limiting rod 9 gradually descends under the rotation of the first connecting rod 8 until the first limiting rod 9 is connected with the first limiting block 10; because the height of the wheelchair is fixed and unchangeable, after the first limiting rod 9 is connected with the first limiting block 10, the first limiting rod 9 cannot continue to rotate along the hinged part with the first seat frame 1, at the moment, the distance between the first seat frame 1 and the second seat frame 2 is fixed, the seat cushion plate 5 is connected with the folding assembly, and a user can sit on the seat cushion plate 5.

As a preferred embodiment, the first connecting rod 8 of the present embodiment is vertically connected to the first limiting rod 9, and the first limiting block 10 is provided with a limiting groove 11 for limiting the horizontal movement of the first limiting rod 9.

The utility model discloses a set up head rod 8 and be connected perpendicularly with first gag lever post 9, rotate first gag lever post 9 and remain the horizontality throughout at head rod 8 in-process, through setting up spacing recess 11, first gag lever post 9 downstream can the joint in spacing recess 11, and then prevent first gag lever post 9 horizontal migration, the operation of being convenient for.

As a better implementation manner, the present embodiment further includes a second connecting rod 16, a second limiting rod 17 and a second limiting block 18, one end of the second connecting rod 16 is hinged to the second seat frame 2, and the other end of the second connecting rod 16 is fixedly connected to the second limiting rod 17; the second limiting block 18 is fixed on the first seat frame 1, and the second limiting block 18 is detachably connected with the second limiting rod 17.

The utility model discloses a set up second gag lever post 17, second gag lever post 17 theory of operation is the same with first gag lever post 9, through mutually supporting between first gag lever post 9 and the second gag lever post 17, increases the stability in the wheelchair use, makes folding assembly and first seat frame 1 and 2 leg joint of second seat frame more stable.

As a preferred embodiment, the first connecting rod 8 and the second connecting rod 16 of the present embodiment are rotatably connected.

The utility model discloses a set up head rod 8 and rotate with second connecting rod 16 and be connected, further increase the stability in the wheelchair use.

As a preferred embodiment, the present embodiment further includes an auxiliary fixing rod 14, one end of the auxiliary fixing rod 14 is hinged to the first connecting rod 8, and the other end of the auxiliary fixing rod 14 is hinged to the second seat frame 2.

The utility model discloses a set up supplementary dead lever 14, after first gag lever post 9 is connected with first stopper 10, supplementary dead lever 14 can be dragged head rod 8 and second seat frame 2, further restricts first gag lever post 9 and removes, increases the stability in the wheelchair use.

As a preferred embodiment, the first limiting rod 9 of this embodiment is provided with a clamping hole 12, and the seat cushion plate 5 is provided with a clamping flange 13 matched with the clamping hole 12.

The utility model discloses a set up joint hole 12 and joint flange 13, be convenient for the connection and the dismantlement between seat support backing plate 5 and the first gag lever post 9.

As a better implementation mode, the chair back component is further included in the embodiment, the chair back component is connected with the chair seat component, and the chair back component is provided with a detachable chair back baffle 15.

The utility model discloses a set up back of the chair subassembly, the user sits the back on the wheelchair, can lean against back of the chair subassembly, so increases the comfort level that the user used the wheelchair.

As a preferred embodiment, the chair back assembly of the present embodiment comprises a first chair back frame 3 and a second chair back frame 4, wherein the first chair back frame 3 is connected with the first chair seat frame 1, and the second chair back frame 4 is connected with the second chair seat frame 2.

Therefore, the chair back component is divided into the first chair back frame 3 and the second chair back frame 4, so that the folding of the wheelchair is facilitated.

To sum up, the embodiment of the utility model provides a can folding wheelchair, including seat support subassembly and removal wheel, the seat support subassembly with remove the wheel and connect, the seat support subassembly is equipped with seat support backing plate 5, still includes folding assembly, the seat support subassembly includes first seat frame 1 and second seat frame 2, connect through folding assembly between first seat frame 1 and the second seat frame 2, seat support backing plate 5 can dismantle with the seat support subassembly and be connected.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a can folding wheelchair, includes seat support subassembly and removal wheel, the seat support subassembly is connected with the removal wheel, the seat support subassembly is equipped with seat support backing plate, its characterized in that: still include folding assembly, the seat support subassembly includes first seat frame and second seat frame, connect through folding assembly between first seat frame and the second seat frame, the seat support backing plate can be dismantled with the seat support subassembly and be connected.

2. The collapsible wheelchair of claim 1 wherein: the folding assembly comprises a first connecting rod, a first limiting rod and a first limiting block, one end of the first connecting rod is hinged with the first chair seat frame, and the other end of the first connecting rod is fixedly connected with the first limiting rod; the first limiting block is fixed on the second chair seat frame and detachably connected with the first limiting rod.

3. The collapsible wheelchair of claim 2, wherein: the first connecting rod is vertically connected with the first limiting rod, and the first limiting block is provided with a limiting groove used for limiting the horizontal movement of the first limiting rod.

4. The collapsible wheelchair of claim 2, wherein: the chair seat frame is characterized by further comprising a second connecting rod, a second limiting rod and a second limiting block, wherein one end of the second connecting rod is hinged with the second chair seat frame, and the other end of the second connecting rod is fixedly connected with the second limiting rod; the second limiting block is fixed on the first chair seat frame and detachably connected with the second limiting rod.

5. The collapsible wheelchair of claim 4, wherein: the first connecting rod is rotatably connected with the second connecting rod.

6. The collapsible wheelchair of claim 2, wherein: the chair seat further comprises an auxiliary fixing rod, one end of the auxiliary fixing rod is hinged to the first connecting rod, and the other end of the auxiliary fixing rod is hinged to the second chair seat frame.

7. The collapsible wheelchair of claim 2, wherein: the first limiting rod is provided with a clamping hole, and the seat cushion plate is provided with a clamping flange matched with the clamping hole.

8. The collapsible wheelchair of claim 1 wherein: still include back of the chair subassembly, back of the chair subassembly is connected with the seat support subassembly, back of the chair subassembly is equipped with detachable back of the chair baffle.

9. The collapsible wheelchair of claim 8, wherein: the chair back component comprises a first chair back frame and a second chair back frame, the first chair back frame is connected with the first chair seat frame, and the second chair back frame is connected with the second chair seat frame.