CN202892267U - Back folding device of wheel chair - Google Patents
Back folding device of wheel chair Download PDFInfo
- Publication number
- CN202892267U CN202892267U CN 201220574012 CN201220574012U CN202892267U CN 202892267 U CN202892267 U CN 202892267U CN 201220574012 CN201220574012 CN 201220574012 CN 201220574012 U CN201220574012 U CN 201220574012U CN 202892267 U CN202892267 U CN 202892267U
- Authority
- CN
- China
- Prior art keywords
- folding back
- folding
- wheel chair
- back folding
- folding device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The utility model discloses a back folding device of a wheel chair and relates to the field of wheel chair components. The back folding device of the wheel chair comprises a back folding wrench 1, an upper folded back 4 and a lower folded back 7. A back folding spring 2 and a back folding elastic pin 10 are installed in the inner portion of the back folding device. A gasket 3 is arranged between the back folding spring 2 and the back folding elastic pin 10. The upper folded back 4 and the lower folded back 7 are fastened and connected with an upper back leaning pipe 5 and a lower back leaning pipe 8 through a lock nut 6 and a cross-head bolt 9. The back folding device of the wheel chair has the advantages of effectively reducing encasing size of a wheel chair, reducing production cost, and being simple in structure and easy to manufacture.
Description
Technical field
This utility model relates to the wheelchair field of components, especially a kind of wheelchair back folding device.
Background technology
At present, after wheelchair was manufactured, owing to oversizely take up space greatlyr, vanning brought inconvenience to wheelchair, has increased production cost in when vanning.
Summary of the invention
In order to overcome existing wheelchair packing measurement(s) problem, reduce production costs, this utility model provides a kind of wheelchair back folding device, can reduce the wheelchair packing measurement(s), reduces production costs.
For achieving the above object, the utility model proposes a kind of like this technical scheme: a kind of wheelchair back folding device, comprise folding back of the body spanner, the upper folding back of the body and the lower folding back of the body, folding back of the body spring and folding back of the body bullet pin are equipped with in described folding back of the body device inside, be furnished with packing ring in the middle of described folding back of the body spring and the folding back of the body bullet pin, the described upper folding back of the body and the lower folding back of the body by stop nut and Phillips head bolts with on lean against and manage and the lower back tube is fastened together.
The beneficial effects of the utility model are: use this wheelchair back folding device, can effectively reduce packing measurement(s), reduce production costs.This utility model is simple in structure, is easy to make.
Description of drawings
Fig. 1 is the explosive view of wheelchair back folding device.
Among the figure, 1, folding back of the body spanner; 2, folding back of the body spring; 3, packing ring; 4, the upper folding back of the body; 5, on lean against pipe; 6, stop nut; 7, the lower folding back of the body; 8, the lower back tube; 9, Phillips head bolts; 10, folding back of the body bullet pin.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is described in further detail.
In conjunction with Fig. 1, take a kind of wheelchair back folding device as example, wheelchair comprises folding back of the body spanner 1, the upper folding back of the body 4 and the lower folding back of the body 7 with folding back of the body device, folding back of the body spring 2 and folding back of the body bullet pin 10 are equipped with in described folding back of the body device inside, be furnished with packing ring 3 in the middle of folding back of the body spring 2 and the folding back of the body bullet pin 10, the upper folding back of the body 4 and the lower folding back of the body 7 by stop nut 6 and Phillips head bolts 9 with on lean against pipe 5 and lower back tube 8 is fastened together.
During by backfin back of the body spanner 1, under the effect of folding back of the body spring 2 elastic force, folding back of the body bullet pin 10 can before and after indentation, leaning against pipe 5 on this moment just can be folded, so just, reduced the packing measurement(s) of wheelchair, when devaning, the extruding folding is carried on the back spanner 1 equally, on lean against pipe and 5 can be restored to original position, simple to operate.
Claims (1)
1. wheelchair back folding device, comprise folding back of the body spanner, the upper folding back of the body and the lower folding back of the body, it is characterized in that described folding back of the body device inside is equipped with folding back of the body spring and folding back of the body bullet pin, be furnished with packing ring in the middle of described folding back of the body spring and the folding back of the body bullet pin, the described upper folding back of the body and the lower folding back of the body by stop nut and Phillips head bolts with on lean against and manage and the lower back tube is fastened together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220574012 CN202892267U (en) | 2012-11-05 | 2012-11-05 | Back folding device of wheel chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220574012 CN202892267U (en) | 2012-11-05 | 2012-11-05 | Back folding device of wheel chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202892267U true CN202892267U (en) | 2013-04-24 |
Family
ID=48112994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220574012 Expired - Fee Related CN202892267U (en) | 2012-11-05 | 2012-11-05 | Back folding device of wheel chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202892267U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103800137A (en) * | 2012-11-14 | 2014-05-21 | 镇江艾康医疗器械有限公司 | Back folding device for wheelchair |
| CN107397636A (en) * | 2017-07-24 | 2017-11-28 | 王东宇 | A kind of foldable backrest structure of wheelchair |
-
2012
- 2012-11-05 CN CN 201220574012 patent/CN202892267U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103800137A (en) * | 2012-11-14 | 2014-05-21 | 镇江艾康医疗器械有限公司 | Back folding device for wheelchair |
| CN107397636A (en) * | 2017-07-24 | 2017-11-28 | 王东宇 | A kind of foldable backrest structure of wheelchair |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202892267U (en) | Back folding device of wheel chair | |
| CN103800137A (en) | Back folding device for wheelchair | |
| CN202937977U (en) | Shockproof support of pressure gage | |
| CN203335920U (en) | Manual ball valve | |
| CN203051413U (en) | Sealing bolt | |
| CN204366822U (en) | Hollow hydraulic spanner | |
| CN203161694U (en) | Hydraulic-control high pressure unloading valve | |
| CN204077514U (en) | Used with tractor back mirror support rod mechanism | |
| CN203395068U (en) | Air spring device | |
| CN202789984U (en) | Novel rubber nut | |
| CN202690688U (en) | Full-size gasket | |
| CN205799410U (en) | A kind of circlip for shaft dismantling device | |
| CN203636769U (en) | Device for fastening foundation bolt of rolling mill base plate | |
| CN204201905U (en) | A kind of oil cylinder seat mechanism of refuse furnace | |
| CN203184525U (en) | Locating block of toothpaste tuber capping motor | |
| CN203656002U (en) | Air spring for human body rehabilitation seat | |
| CN203146942U (en) | Durable duplex spring safety valve | |
| CN203641154U (en) | Dimethyl sulfate preparation device | |
| CN201407396Y (en) | Rubber flap check valve | |
| CN202985918U (en) | Locking mechanism of automotive carpet foaming mold rack | |
| CN202510141U (en) | Hydraulic control one-way valve | |
| CN201751602U (en) | Hydraulic tightening rod clip | |
| CN203348574U (en) | Valve element mechanism applied to air door rotary valve | |
| CN201858117U (en) | Novel sliding sleeve capable of reducing gap between compressor and bracket | |
| CN205086384U (en) | Diclinic ejector pin stretching mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130424 Termination date: 20151105 |
|
| EXPY | Termination of patent right or utility model |