CN201154042Y - Wheeled chair capable of going upstairs and downstairs - Google Patents
Wheeled chair capable of going upstairs and downstairs Download PDFInfo
- Publication number
- CN201154042Y CN201154042Y CNU2007203118763U CN200720311876U CN201154042Y CN 201154042 Y CN201154042 Y CN 201154042Y CN U2007203118763 U CNU2007203118763 U CN U2007203118763U CN 200720311876 U CN200720311876 U CN 200720311876U CN 201154042 Y CN201154042 Y CN 201154042Y
- Authority
- CN
- China
- Prior art keywords
- wheelchair
- dead bolt
- bolt
- creeper undercarriage
- pedrail
- 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
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Abstract
The utility model relates to a wheelchair which can ascend and descend stairs. The two sides of the lower end of a wheelchair body are provided with pedrail walking mechanisms, wherein, each pedrail walking mechanism is in the hinged support connection with a fixing slot fixed on a lower bracket of the wheelchair body through a connecting board; the side face of the fixing slot is provided with a bolt fixing sleeve, a bolt and a spring are arranged in the bolt fixing sleeve, the bolt corresponds to a bolt hole arranged on the side face of the connecting board, the bolt is connected with a bolt controlling button through a bolt stayguy. By adding the pedrail walking mechanisms on a prior common wheelchair, the wheelchair of the utility model can ascend and descend stairs as well as can cross over the obstacles; pedrail shafts are non-coaxially arranged, the use of a locking device during the pedrail walking ensures that the wheelchair walks with strong stability, has convenient and simple operation and low cost, thereby being an ideal choice for the common consumer.
Description
Technical field
This utility model relates to a kind of wheelchair, but especially a kind of wheelchair of stair activity.
Background technology
At present, the wheel Wheel-chair that generally uses on the market mostly is not provided with the stair activity device, and the last wheelchair of downstairs often taking earlier of people with disability is put into the people with disability on the wheelchair again.Bring bigger trouble to user.Yet, but Wheelchair structure complexity, the complex operation of some stair activities, and price is comparatively expensive, is not easy to ordinary consumer and uses.
The utility model content
But the purpose of this utility model provides a kind of wheelchair of simple in structure, easy to operate stair activity.
For achieving the above object, the technical solution adopted in the utility model is: but a kind of wheelchair of stair activity, comprise wheelchair body, pedal, be provided with creeper undercarriage in both sides, described wheelchair body lower end, creeper undercarriage by connecting plate be fixed on the wheelchair body under hinged connection of fixed card slot on the end support; The side of described fixed card slot is provided with the dead bolt fixed cover, is provided with dead bolt and spring in the dead bolt fixed cover, and the dead bolt hole that the side of dead bolt and connecting plate is provided with is corresponding, and dead bolt is connected with the dead bolt control knob by the dead bolt backguy.
But the wheelchair of above-mentioned stair activity, the Athey wheel that is provided with in the described creeper undercarriage is arranged for many row's disalignments.
But the wheelchair of above-mentioned stair activity, the upper center of described creeper undercarriage is provided with regulating wheel.
But the wheelchair of above-mentioned stair activity, the described pedal support after to be creeper undercarriage folding.
The beneficial effects of the utility model are:
1, adopt creeper undercarriage by connecting plate be fixed on the wheelchair body under hinged connection of fixed card slot on the end support, it is strutted in use, the time spent does not turn up, and is easy to operate, and do not influence wheelchair in normal travels down.
2, adopt the side of fixed card slot to be provided with the dead bolt fixed cover, be provided with dead bolt and spring in the dead bolt fixed cover, the dead bolt hole that the side of dead bolt and connecting plate is provided with is corresponding, and dead bolt is connected with the dead bolt control knob by the dead bolt backguy.Locked after creeper undercarriage is strutted, increase the stability of advancing.Do not need the time spent, the control of twisting dead bolt is turned round and is made in the dead bolt indentation dead bolt fixed cover, creeper undercarriage is folded get final product.
3, adopting Athey wheel is that many row's disalignments are arranged, makes its concussion that does not produce vertical direction when stair activity, advances steadily.
4, adopt the upper center of creeper undercarriage to be provided with regulating wheel, can in time adjust the tightness of crawler belt.
5, the support after the employing pedal folds as creeper undercarriage uses creeper undercarriage catch cropping pedal, and is simple and convenient.
Below in conjunction with the drawings and specific embodiments this utility model is described in further detail:
Description of drawings
Fig. 1 is that structure master of the present utility model looks sketch map
Fig. 2 is the structural representation after of the present utility model the folding
Fig. 3 is this utility model creeper undercarriage sketch map
Fig. 4 is that this utility model Athey wheel is arranged sketch map
Latched position cutaway view when Fig. 5 is this utility model crawler travel
Fig. 6 is this utility model crawler belt latched position cutaway view when folding
Fig. 7 is this utility model connecting plate side view
Labelling among the figure: 1-wheelchair body 2-creeper undercarriage 3-connecting plate 4-fixed card slot 5-pedal 6-rear walking wheel 7-dead bolt backguy 8-front walking wheel 9-dead bolt control knob 10-bearing pin 11-dead bolt 12-dead bolt fixed cover 13-spring 14-pulley 15-pulley yoke 16-dead bolt hole 17-Athey wheel 18-regulating wheel
The specific embodiment
As Fig. 1, Fig. 5, shown in Figure 7, but a kind of wheelchair of stair activity, comprise wheelchair body 1, pedal 5, be provided with creeper undercarriage 2 in both sides, described wheelchair body 1 lower end, creeper undercarriage 2 by connecting plate 3 be fixed on 1 time end support of wheelchair body on 4 hinged connections of fixed card slot; The side of described fixed card slot 4 is provided with dead bolt fixed cover 12, is provided with dead bolt 11 and spring 13 in the dead bolt fixed cover 12, and the dead bolt hole 16 that the side of dead bolt 11 and connecting plate 3 is provided with is corresponding, and dead bolt 11 is connected with dead bolt control knob 9 by dead bolt backguy 7.
As Fig. 2, Fig. 6, shown in Figure 7, during without creeper undercarriage 2, creeper undercarriage (2) is placed on the pedal (5) after folding.
As shown in Figure 3, the upper center of creeper undercarriage (2) is provided with regulating wheel (18).
As shown in Figure 4, the Athey wheel (17) that is provided with in the creeper undercarriage (2) is arranged for many row's disalignments, promptly adjacent arbitrarily two row's Athey wheel disalignments.
When using creeper undercarriage, the creeper undercarriage 2 of both sides is put down from pedal 5, creeper undercarriage 2 is outwards opened around bearing pin 10 in fixed card slot 4 by connecting plate 3, up to dead bolt 11 under the effect of spring 13, it is interior with creeper undercarriage 2 lockings to enter dead bolt hole 16, and at this moment, front walking wheel 8, rear walking wheel 6 are by built on stilts, the gravity of wheelchair all is applied on the creeper undercarriage 2, but both stair activity or crossing over blockage; Time spent not, operation dead bolt control knob 9, the dead bolt backguy 7 pulley 14 pulling dead bolts 11 on pulley yoke 15 are got back in the dead bolt fixed cover 12, and are again that creeper undercarriage 2 is inwardly folding, rotary pedals plate 5 is placed on the pedal 5 creeper undercarriage 2, can recover to use road wheel.
This utility model is by adding creeper undercarriage on original common wheelchair, get final product stair activity, but also crossing over blockage, the Athey wheel disalignment is arranged, stability was strong when the locking device when using crawler travel made the wheelchair walking, easy to operate simple, and cost is low, and the ideal of ordinary consumer is selected.
Claims (4)
- But 1, a kind of wheelchair of stair activity, comprise wheelchair body (1), pedal (5), it is characterized in that: be provided with creeper undercarriage (2) in described wheelchair body (1) both sides, lower end, creeper undercarriage (2) by connecting plate (3) be fixed on hinged connection of fixed card slot (4) on the end support under the wheelchair body (1); The side of described fixed card slot (4) is provided with dead bolt fixed cover (12), be provided with dead bolt (11) and spring (13) in the dead bolt fixed cover (12), the dead bolt hole (16) that the side of dead bolt (11) and connecting plate (3) is provided with is corresponding, and dead bolt (11) is connected with dead bolt control knob (9) by dead bolt backguy (7).
- But 2, according to the wheelchair of the described stair activity of claim 1, it is characterized in that: the Athey wheel (17) that is provided with in the described creeper undercarriage (2) is arranged for many row's disalignments.
- But 3, according to the wheelchair of the described stair activity of claim 1, it is characterized in that: the upper center of described creeper undercarriage (2) is provided with regulating wheel (18).
- But 4, according to the wheelchair of the described stair activity of claim 1, it is characterized in that: described pedal (5) is the support after creeper undercarriage (2) folds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007203118763U CN201154042Y (en) | 2007-12-17 | 2007-12-17 | Wheeled chair capable of going upstairs and downstairs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007203118763U CN201154042Y (en) | 2007-12-17 | 2007-12-17 | Wheeled chair capable of going upstairs and downstairs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201154042Y true CN201154042Y (en) | 2008-11-26 |
Family
ID=40101833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007203118763U Expired - Fee Related CN201154042Y (en) | 2007-12-17 | 2007-12-17 | Wheeled chair capable of going upstairs and downstairs |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201154042Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105616077A (en) * | 2016-03-15 | 2016-06-01 | 于光彩 | Electric multifunctional stretcher cart |
| CN112842721A (en) * | 2021-01-06 | 2021-05-28 | 何经健 | Electric wheelchair convenient for going upstairs and downstairs |
-
2007
- 2007-12-17 CN CNU2007203118763U patent/CN201154042Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105616077A (en) * | 2016-03-15 | 2016-06-01 | 于光彩 | Electric multifunctional stretcher cart |
| CN112842721A (en) * | 2021-01-06 | 2021-05-28 | 何经健 | Electric wheelchair convenient for going upstairs and downstairs |
| CN112842721B (en) * | 2021-01-06 | 2023-02-03 | 中山市康政医疗器材有限公司 | Electric wheelchair convenient for going upstairs and downstairs |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |