CN210991261U - Anti-toppling stair-climbing wheelchair - Google Patents
Anti-toppling stair-climbing wheelchair Download PDFInfo
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- CN210991261U CN210991261U CN201921760093.2U CN201921760093U CN210991261U CN 210991261 U CN210991261 U CN 210991261U CN 201921760093 U CN201921760093 U CN 201921760093U CN 210991261 U CN210991261 U CN 210991261U
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Abstract
The utility model discloses a prevent empting and climb building wheelchair, it includes push-and-pull rod etc, the one end of push-and-pull rod links to each other with the one end of telescopic link, the other end of telescopic link links to each other with wheelchair main tributary strut, the one end of adjusting the handle links to each other with wheelchair main tributary strut, the one end of handrail is fixed on the cushion, the one end of layer board is fixed with the other end of handrail, the one end of cushion is fixed with wheelchair main tributary strut, the one end of base is fixed with wheelchair main tributary strut and is located the below of. The utility model discloses prevent empting the wheel upset when upstairs and pinning to the locking hole, will prevent empting the wheel when downstairs and put down, prevent that the wheelchair from tumbling at the in-process that gos forward, can improve the convenience and the practicality of device like this, also improved the security, and simple structure, convenient to use.
Description
Technical Field
The utility model relates to a wheelchair, in particular to a wheelchair capable of preventing toppling and climbing stairs.
Background
At present, a plurality of wheelchairs capable of climbing stairs are available in the market, but the wheelchairs can topple over in the using process, so that the wheelchairs are low in convenience and dangerous, complex in structure and inconvenient to use.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a prevent empting stairs-climbing wheelchair is provided, it prevents empting the wheel upset when upstairs and pins to the locking hole, puts down the wheel of preventing empting when downstairs, prevents that the wheelchair from tumbling at the in-process that gos forward, can improve the convenience and the practicality of device like this, has also improved the security, and simple structure, convenient to use.
The utility model discloses a solve above-mentioned technical problem through following technical scheme: an anti-toppling stair-climbing wheelchair is characterized by comprising a push-pull rod, a wheelchair main support frame, an adjusting handle, a handrail, a supporting plate, a cushion, a base, a pedal, a front wheel fork frame, a front steering wheel, a main driving wheel, an anti-toppling mechanism, a frame, a crawler belt, a telescopic rod, a supporting rod and a connecting rod, wherein one end of the push-pull rod is connected with one end of the telescopic rod, the other end of the telescopic rod is connected with the wheelchair main support frame, one end of the adjusting handle is connected with the wheelchair main support frame, one end of the handrail is fixed on the cushion, one end of the supporting plate is fixed with the other end of the handrail, one end of the cushion is fixed with the wheelchair main support frame, one end of the base is fixed with the wheelchair main support frame and is positioned below the cushion, one end of the pedal is connected with the base, one end of the front wheel fork frame, prevent empting the one end of mechanism and link to each other with the frame, link to each other through the connecting rod between frame and the wheelchair main tributary strut, link to each other through the bracing piece between cushion and the base, and the frame links to each other with the track, wherein:
the anti-toppling mechanism comprises a positioning pin, an anti-toppling wheel, an anti-toppling pipe, a handle, a connecting seat and a locking hole, wherein the positioning pin is connected with the anti-toppling wheel, one end of the anti-toppling pipe is rotatably connected with the connecting seat, the other end of the anti-toppling pipe is connected with the anti-toppling wheel, the handle is fixed with the anti-toppling pipe, and the locking hole is positioned on the side face of the frame.
Preferably, the main driving wheel is connected with the bottom end of the main support frame of the wheelchair through a first rotating shaft.
Preferably, the front steering wheel is connected with the front wheel fork frame through a second rotating shaft.
Preferably, the adjusting handle is provided with a rubber sleeve.
Preferably, the main driving wheel is provided with a brake pad.
The utility model discloses an actively advance the effect and lie in: the utility model discloses prevent empting the wheel upset when upstairs and pinning to the locking hole, will prevent empting the wheel when downstairs and put down, prevent that the wheelchair from tumbling at the in-process that gos forward, can improve the convenience and the practicality of device like this, also improved the security, and simple structure, convenient to use.
Drawings
Fig. 1 is a schematic structural view of the building climbing device of the present invention.
Fig. 2 is a schematic structural view of the anti-toppling mechanism of the present invention.
Fig. 3 is a schematic structural view of the middle anti-toppling wheel of the present invention when it is folded.
Fig. 4 is a schematic structural view of the present invention when used on flat ground.
Detailed Description
The following provides a preferred embodiment of the present invention with reference to the accompanying drawings to explain the technical solutions of the present invention in detail.
As shown in fig. 1 to 4, the anti-toppling stair-climbing wheelchair of the present invention comprises a push-pull rod 1, a wheelchair main support frame 2, an adjusting handle 3, a handrail 4, a support plate 5, a cushion 6, a base 7, a pedal 8, a front wheel fork 9, a front steering wheel 10, a main driving wheel 11, an anti-toppling mechanism 12, a frame 13, a crawler 14, a telescopic rod 21, a support rod 22, and a connecting rod 23, wherein one end of the push-pull rod 1 is connected with one end of the telescopic rod 21, the other end of the telescopic rod 21 is connected with the wheelchair main support frame 2, one end of the adjusting handle 3 is connected with the wheelchair main support frame 2, one end of the handrail 4 is fixed on the cushion 6, one end of the support plate 5 is fixed with the other end of the handrail 4, one end of the cushion 6 is fixed with the wheelchair main support frame 2, one end of the base 7 is fixed with the wheelchair main support frame 2 and located below the cushion 6, front steering wheel 10 links to each other with front wheel fork 9, and main drive wheel 11 links to each other with the bottom of wheelchair main tributary strut 2, and the one end of anti-overturning mechanism 12 links to each other with frame 13, links to each other through connecting rod 23 between frame 13 and the wheelchair main tributary strut 2, links to each other through bracing piece 22 between cushion 6 and the base 7, and frame 13 links to each other with track 14, wherein:
the anti-toppling mechanism 12 comprises a positioning pin 15, an anti-toppling wheel 16, an anti-toppling pipe 17, a handle 18, a connecting seat 19 and a locking hole 20, wherein the positioning pin 15 is connected with the anti-toppling wheel 16, one end of the anti-toppling pipe 17 is rotatably connected with the connecting seat 19, the other end of the anti-toppling pipe 17 is connected with the anti-toppling wheel 16, the handle 18 is fixed with the anti-toppling pipe 17, and the locking hole 20 is positioned on the side face of the frame 13.
The main driving wheel 11 is connected with the bottom end of the wheelchair main supporting frame 2 through a first rotating shaft 24, so that the main driving wheel is convenient to rotate.
The front steering wheel 10 is connected to the front fork 9 via a second axle 25, which facilitates turning the front steering wheel.
The rubber sleeve is arranged on the adjusting handle 3, so that the holding feeling can be increased.
The main driving wheel 11 is provided with a brake pad so as to be stopped at a designated position.
The working principle of the utility model is as follows: when going upstairs or downstairs, the wheelchair climbs the stairs through the crawler belt, the anti-toppling wheel is turned to the locking hole through the handle, and the anti-toppling wheel and the frame are locked by inserting one end of the positioning pin into the locking hole; downstairs or after going upstairs, extract the locating pin from the locking hole department, will prevent that the tipping wheel puts down, prevent that the wheelchair from tumbling at the in-process that gos forward, can improve the convenience and the practicality of device like this, also improved the security, the utility model discloses a push-and-pull rod, wheelchair main tributary strut, regulation handle, handrail, layer board, cushion, base, footboard, front wheel crotch, preceding directive wheel, main drive wheel, tipping prevention mechanism, frame, track, telescopic link, bracing piece, connecting rod, push-and-pull rod are used for making things convenient for the outsider to promote or stimulate the wheelchair, can guarantee the practicality and the convenience of device like this. The wheelchair main support frame is used for guaranteeing the stability of the device, increasing the strength, facilitating the installation of other elements and prolonging the service life of the device. The telescopic link can stretch out and draw back with wheelchair main tributary strut, fixes telescopic link and wheelchair main tributary strut through adjusting the handle after flexible location, can improve the travelling comfort and the practicality of device. The handrail is used for placing the arm of the patient, the supporting plate is used for placing the cup, the lunch box and the like, and the practicability and the convenience of the device can be improved. The cushion is used for having a rest for the patient, the footboard is used for putting patient's both feet, and the front wheel fork frame is used for the installation of preceding directive wheel, and preceding directive wheel is the directive wheel of device, can change the device direction of advance, can improve the practicality and the convenience of device like this. The main driving wheel is used for driving the wheelchair, the anti-toppling mechanism prevents the wheelchair from toppling in use, the anti-toppling pipe is used for being connected with the anti-toppling wheel, and the anti-toppling pipe is connected with the frame through the connecting seat.
To sum up, the utility model discloses prevent empting the wheel upset when upstairs and pinning to the locking hole, will prevent empting the wheel when downstairs and put down, prevent that the wheelchair from tumbling at the in-process that gos forward, can improve the convenience and the practicality of device like this, also improved the security, and simple structure, convenient to use.
The above-mentioned embodiments further explain the technical problems, technical solutions and advantages of the present invention in detail, it should be understood that the above-mentioned embodiments are only examples of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (5)
1. An anti-toppling stair-climbing wheelchair is characterized by comprising a push-pull rod, a wheelchair main support frame, an adjusting handle, a handrail, a supporting plate, a cushion, a base, a pedal, a front wheel fork frame, a front steering wheel, a main driving wheel, an anti-toppling mechanism, a frame, a crawler belt, a telescopic rod, a supporting rod and a connecting rod, wherein one end of the push-pull rod is connected with one end of the telescopic rod, the other end of the telescopic rod is connected with the wheelchair main support frame, one end of the adjusting handle is connected with the wheelchair main support frame, one end of the handrail is fixed on the cushion, one end of the supporting plate is fixed with the other end of the handrail, one end of the cushion is fixed with the wheelchair main support frame, one end of the base is fixed with the wheelchair main support frame and is positioned below the cushion, one end of the pedal is connected with the base, one end of the front wheel fork frame, prevent empting the one end of mechanism and linking to each other with the frame, link to each other through the connecting rod between frame and the wheelchair main tributary strut, link to each other through the bracing piece between cushion and the base, and the frame links to each other with the track, wherein:
the anti-toppling mechanism comprises a positioning pin, an anti-toppling wheel, an anti-toppling pipe, a handle, a connecting seat and a locking hole, wherein the positioning pin is connected with the anti-toppling wheel, one end of the anti-toppling pipe is rotatably connected with the connecting seat, the other end of the anti-toppling pipe is connected with the anti-toppling wheel, the handle is fixed with the anti-toppling pipe, and the locking hole is positioned on the side face of the frame.
2. The anti-toppling stair-climbing wheelchair as claimed in claim 1, wherein the main driving wheel is connected to the bottom end of the main support frame of the wheelchair via a first rotating shaft.
3. The anti-toppling stair-climbing wheelchair as claimed in claim 1, wherein the front steering wheel and the front wheel fork are connected by a second rotating shaft.
4. The anti-toppling stair-climbing wheelchair as claimed in claim 1, wherein the adjusting handle is provided with a rubber sleeve.
5. The anti-toppling stair-climbing wheelchair as claimed in claim 1, wherein the main driving wheel is provided with a brake pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921760093.2U CN210991261U (en) | 2019-10-18 | 2019-10-18 | Anti-toppling stair-climbing wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921760093.2U CN210991261U (en) | 2019-10-18 | 2019-10-18 | Anti-toppling stair-climbing wheelchair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210991261U true CN210991261U (en) | 2020-07-14 |
Family
ID=71501756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921760093.2U Active CN210991261U (en) | 2019-10-18 | 2019-10-18 | Anti-toppling stair-climbing wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210991261U (en) |
-
2019
- 2019-10-18 CN CN201921760093.2U patent/CN210991261U/en active Active
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| GR01 | Patent grant |