CN209172730U - A kind of folding wheelchair - Google Patents
A kind of folding wheelchair Download PDFInfo
- Publication number
- CN209172730U CN209172730U CN201821606824.3U CN201821606824U CN209172730U CN 209172730 U CN209172730 U CN 209172730U CN 201821606824 U CN201821606824 U CN 201821606824U CN 209172730 U CN209172730 U CN 209172730U
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- China
- Prior art keywords
- hinged
- backrest
- seat plate
- support arm
- back seat
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Abstract
The utility model relates to wheelchair field more particularly to a kind of folding wheelchairs.It includes backrest and seat plate, the seat plate is hingedly made of front chair plate and back seat plate, back seat plate is hinged on the middle part of backrest by hinged shaft, the first support arm is hinged on front chair plate, the other end of first support arm is hinged on the position in the middle part of backrest on the lower, the left and right ends of the back seat plate are hinged with the fore-stock extended downwardly, the lower rotation of fore-stock is provided with by front-wheel, the lower rotation of backrest is provided with rear-wheel, it is connected between two fore-stocks by connecting rod, the middle part rotation of connecting rod is provided with the second support arm, the other end of second support arm is hinged on front chair plate.Chair top in the utility model has support, convenient for users to taking for a long time.
Description
Technical field
The utility model relates to wheelchair field more particularly to a kind of folding wheelchairs.
Background technique
As Chinese Aged is more and more, the demand of wheelchair is also increasing, and the comfort of wheelchair is closed as user
One of focus of note.Existing wheelchair is mostly side to be folded to centre, that is, is folded left and right, this method for folding cause chair top without
Support, for a long time using uncomfortable.
Such as 204683954 U of Chinese patent Authorization Notice No. CN, grant date 2015.10.07, entitled " one kind can
Folding electric wheelchair " discloses a kind of foldable electric wheeled chair, including wheelchair folding stand, the quadrangle below wheelchair folding stand
Place is equipped with scroll wheel, wherein any one or more than one idler wheel are motor wheel, other idler wheels are universal wheel, motor wheel
Top is equipped with motor wheel strut, and motor wheel strut is connected with motor steering mechanism, and wheelchair folding stand includes pedestal strut, and setting exists
Multiple vertical supporting bars and transverse support bar above pedestal strut, pedestal strut, multiple vertical supporting bars and cross-brace
Bar combines to form rectangular wheelchair frame, is equipped with activity in the vertical supporting bar of rectangular wheelchair frame and the junction of transverse support bar
Connection structure.This folding wheelchair can only select soft cloth seat surface, and chair top uses uncomfortable for a long time without support.
Utility model content
The purpose of this utility model is to overcome folding wheelchair seat faces in the prior art to make for a long time without support
With uncomfortable deficiency, providing a kind of chair top has support, the folding wheelchair taken convenient for users to long-time.
To achieve the goals above, the utility model uses following technical scheme:
A kind of folding wheelchair, including backrest and seat plate, the seat plate are hinged by front chair plate and back seat plate
It constitutes, back seat plate is hinged on the middle part of backrest by hinged shaft, the first support arm is hinged on front chair plate, the first support arm
The other end is hinged on the position in the middle part of backrest on the lower；The left and right ends of the back seat plate are hinged with the preceding branch extended downwardly
Frame, the lower rotation of fore-stock are provided with by front-wheel, and the lower rotation of backrest is provided with rear-wheel, pass through company between two fore-stocks
Extension bar is connected, and the middle part rotation of connecting rod is provided with the second support arm, and the other end of the second support arm is hinged on front chair plate.
First support arm and the second support arm are supported seat plate, and seat plate can select hard material, increase seating for a long time
Comfort, while the first support arm and the second support arm are rotatable, cooperate folding seat plate, it can be by wheelchair along front and back
Fold up storage in direction.
Preferably, position top in the middle part of the backrest is hinged with handrail, arm supports arm is hinged on back seat plate,
The other end of arm supports arm is hinged on the middle part of handrail.Arm supports arm supporting armrests, while can be with folding storage.
Preferably, further including locking device, locking device includes the holding tank for being located at back seat backboard portion, is located at receiving
Reset spring in slot and two locking levels being slidably arranged in holding tank, two locking levels are located at the two of reset spring
End, locking level are equipped with tapered end far from one end of reset spring, are equipped with by back and are located at corresponding with the matched lockhole of tapered end, tapered end
In lockhole, locking bar is connected to by back.Reset spring supports locking bar outward, makes to cooperate hinged shaft in tapered end insertion lockhole, make back seat
There are two tie point (at tapered end and at hinged shaft) between chair plate and backrest, such back seat plate and backrest cannot rotate,
Compression reseting spring when separating tapered end with lockhole, is only rotatablely connected by hinged shaft, at this time back seat between back seat plate and backrest
Chair plate can rotate, storage convenient for folding.
Preferably, the middle part of the backrest has a mounting plate, hinged shaft and tapered end are respectively provided on a mounting board.By hinged shaft
It is easily installed on a mounting board with tapered end centralized arrangement, facilitates and distinguish whether wheelchair is in the lock state.
Preferably, the fore-stock is equipped with front fork, the upper end of front fork is equipped with vertical shaft, and front fork passes through vertical shaft
It is rotatably arranged on the bottom of fore-stock, front-drive is arranged on front fork.Increase the flexibility of front-wheel deflecting.
The beneficial effects of the utility model are: (1) first support arm and the second support arm are supported seat plate, seat
Plate can select hard material, increase the comfort taken for a long time, while the first support arm and the second support arm are rotatable, match
Folding seat plate is closed, wheelchair can be folded up to storage along the longitudinal direction；(2) in tapered end insertion lockhole, cooperate hinged shaft,
Tie point there are two making between back seat plate and backrest, i.e., at tapered end and at hinged shaft, such back seat plate and backrest cannot be sent out
Raw rotation, compression reseting spring when separating tapered end with lockhole, are only rotatablely connected by hinged shaft between back seat plate and backrest,
Back seat plate can rotate at this time, storage convenient for folding.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram in the utility model back seat backboard portion；
Fig. 3 be the utility model folded state under structural schematic diagram.
In figure: backrest 1, rear-wheel 11, handrail 12, arm supports arm 13, mounting plate 14, seat plate 2, front chair plate 21,
One support arm 211, front-wheel 212, front fork 213, vertical shaft 214, back seat plate 22, fore-stock 221, hinged shaft 3, connecting rod 4,
Two support arms 41, reset spring 5, locking level 6, tapered end 61.
Specific embodiment
The utility model is further described in the following with reference to the drawings and specific embodiments.
As shown in Figure 1 to Figure 3, a kind of folding wheelchair, including backrest 1 and seat plate 2, the seat plate is by front stall
Chair plate 21 and back seat plate 22 are hingedly constituted, and back seat plate is hinged on the middle part of backrest by hinged shaft 3, are hinged on front chair plate
First support arm 211, the other end of the first support arm are hinged on the position in the middle part of backrest on the lower；The left and right two of the back seat plate
End is hinged with the fore-stock 221 extended downwardly, and the lower rotation of fore-stock is provided with by front-wheel 212, before fore-stock is equipped with
The upper end of fork 213, front fork is equipped with vertical shaft 214, and front fork is rotatably arranged on the bottom of fore-stock, preceding rotation by vertical shaft
It is dynamic to be arranged on front fork, increase the flexibility of front-wheel deflecting.The lower rotation of backrest is provided with rear-wheel 11, between two fore-stocks
It is connected by connecting rod 4, the middle part rotation of connecting rod is provided with the second support arm 41, before the other end of the second support arm is hinged on
On seat plate.Top position is hinged with handrail 12 in the middle part of backrest, and arm supports arm 13, arm supports are hinged on back seat plate
The other end of arm is hinged on the middle part of handrail, arm supports arm supporting armrests, while can be with folding storage.
It further include locking device, locking device includes the holding tank for being located at back seat backboard portion, is located at answering in holding tank
Position spring 5 and two locking levels 6 being slidably arranged in holding tank, two locking levels are located at the both ends of reset spring, lock
Fixed pole is equipped with tapered end 61 far from one end of reset spring, is equipped with by back and is located at corresponding lock with the matched lockhole of tapered end, tapered end
Kong Zhong, locking bar are connected to by back, and reset spring supports locking bar outward, make to cooperate hinged shaft in tapered end insertion lockhole, make back seat
There are two tie point (at tapered end and at hinged shaft) between plate and backrest, such back seat plate and backrest cannot rotate, and press
Contracting reset spring when separating tapered end with lockhole, is only rotatablely connected by hinged shaft, at this time back seat between back seat plate and backrest
Plate can rotate, storage convenient for folding.The middle part of backrest has a mounting plate 14, and hinged shaft and tapered end are respectively provided on a mounting board,
Hinged shaft and tapered end centralized arrangement are easily installed on a mounting board, facilitates and distinguishes whether wheelchair is in the lock state.
When the utility model is used, locking device keeps the stability of wheelchair, and the first support arm and the second support arm are to seat
Chair plate is supported, and when needing to fold, unlock device, and back seat plate is rotated up, and handrail is also rotated up therewith,
Front chair plate turns an angle with respect to back seat plate, and the first support arm, the second support arm, fore-stock are rotatably folded and received
It receives.
The beneficial effects of the utility model are: the first support arm and the second support arm are supported seat plate, seat plate
Hard material can be selected, increases the comfort taken for a long time, while the first support arm and the second support arm are rotatable, cooperation
Wheelchair can be folded up storage by folding seat plate along the longitudinal direction, reduce occupied space；Tapered end is inserted into lockhole,
Cooperate hinged shaft, makes between back seat plate and backrest there are two tie point, i.e., at tapered end and at hinged shaft, such back seat plate and backrest
It cannot rotate, compression reseting spring when separating tapered end with lockhole, is only turned by hinged shaft between back seat plate and backrest
Dynamic connection, back seat plate can rotate at this time, storage convenient for folding.
Claims (5)
1. a kind of folding wheelchair, characterized in that including
Backrest and seat plate, the seat plate are hingedly made of front chair plate and back seat plate, and back seat plate is hinged by hinged shaft
The first support arm is hinged on the middle part of backrest, front chair plate, the other end of the first support arm is hinged in the middle part of backrest on the lower
Position；
The left and right ends of the back seat plate are hinged with the fore-stock extended downwardly, and the lower rotation of fore-stock is provided with by preceding
Wheel, the lower rotation of backrest are provided with rear-wheel, are connected between two fore-stocks by connecting rod, and the middle part of connecting rod rotates setting
There is the second support arm, the other end of the second support arm is hinged on front chair plate.
2. a kind of folding wheelchair according to claim 1, characterized in that top position is hinged in the middle part of the backrest
There is handrail, arm supports arm is hinged on back seat plate, the other end of arm supports arm is hinged on the middle part of handrail.
3. a kind of folding wheelchair according to claim 1 or 2, characterized in that further include locking device, locking device
Including being located at the holding tank in back seat backboard portion, the reset spring being located in holding tank and two be slidably arranged in holding tank
Locking level, two locking levels are located at the both ends of reset spring, and locking level is equipped with tapered end, backrest far from one end of reset spring
It is equipped with and is located in corresponding lockhole with the matched lockhole of tapered end, tapered end, locking bar is connected to by back.
4. a kind of folding wheelchair according to claim 3, characterized in that the middle part of the backrest has an installation
Plate, hinged shaft and tapered end are respectively provided on a mounting board.
5. a kind of folding wheelchair according to claim 1 or 2, characterized in that the fore-stock is equipped with front fork, preceding
The upper end of fork is equipped with vertical shaft, and front fork is rotatably arranged on the bottom of fore-stock by vertical shaft, and front-drive is arranged preceding
On fork.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821606824.3U CN209172730U (en) | 2018-09-29 | 2018-09-29 | A kind of folding wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821606824.3U CN209172730U (en) | 2018-09-29 | 2018-09-29 | A kind of folding wheelchair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209172730U true CN209172730U (en) | 2019-07-30 |
Family
ID=67360697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821606824.3U Active CN209172730U (en) | 2018-09-29 | 2018-09-29 | A kind of folding wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209172730U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114681222A (en) * | 2020-12-30 | 2022-07-01 | 广东博方众济医疗科技有限公司 | Wheelchair walking aid |
-
2018
- 2018-09-29 CN CN201821606824.3U patent/CN209172730U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114681222A (en) * | 2020-12-30 | 2022-07-01 | 广东博方众济医疗科技有限公司 | Wheelchair walking aid |
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| GR01 | Patent grant |