CN2527258Y - Wheel chair - Google Patents
Wheel chair Download PDFInfo
- Publication number
- CN2527258Y CN2527258Y CN 02208230 CN02208230U CN2527258Y CN 2527258 Y CN2527258 Y CN 2527258Y CN 02208230 CN02208230 CN 02208230 CN 02208230 U CN02208230 U CN 02208230U CN 2527258 Y CN2527258 Y CN 2527258Y
- Authority
- CN
- China
- Prior art keywords
- wheel
- brake
- disk body
- mother
- chair
- 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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- Handcart (AREA)
Abstract
The utility model discloses a wheelchair which comprises a wheelchair assembly. The utility model is characterized in that a frame of the wheelchair is symmetrically provided with two eccentric shafts, each of which is composed of two sections of shafts with dissimilar centers, wherein one section of each eccentric shaft is provided with a mother turntable body, and the other section of each eccentric shaft is provided with a drive ring; the periphery of the mother turntable body is provided with a plurality of child wheels, the drive ring is provided with an annular gear, the mother turntable body is provided with a plurality of drive gears which corresponds to the annular gear, and the drive gears are connected to the child wheels; the mother turntable body is also provided with supporting pins corresponding to the child wheels. With the structure, the utility model can be used for conveniently going upstairs and downstairs or step ladders; in addition, while the utility model walks on the flat ground, only one of the child wheels on the mother turntable body contacts the ground, so the utility model walks and turns more conveniently.
Description
Affiliated technical field
This utility model relates to a kind of walking-replacing tool, specifically relates to a kind of Wheel-chair of taking turns.
Background technology
At present, the wheel Wheel-chair that sale and people use always on the market is varied, can satisfy people with disability, patient, old and weak person's etc. use needs basically, but also have some defectives, can not on stair and outdoor ladder slope, walk, limit the free movable of these people; And if help by other people, then increase burden to other people.And along with the propelling that urbanization is built, increasing people will live in the building, and above-mentioned crowd is caused inconvenience.
Summary of the invention
The wheel Wheel-chair that the purpose of this utility model just is to provide a kind of stair activity voluntarily or ladder, makes things convenient for people with disability, patient or old and weak person etc. to use.
The purpose of this utility model can realize by following measure:
This utility model comprises wheel Wheel-chair assembly, on the wheelchair vehicle carriage, be symmetrically arranged with two eccentric shafts, each eccentric shaft is made up of the axle of two joint phase disloyalties, one joint of each eccentric shaft is provided with female wheel disk body, another joint is provided with and drives circle, the periphery of taking turns disk body mother is provided with a plurality of son wheels, drive circle and be provided with ring gear, mother takes turns disk body and is provided with and the corresponding a plurality of travelling gears of ring gear, travelling gear is connected to the son wheel, and mother takes turns disk body and is provided with and the corresponding leg of each son wheel.。
Travelling gear is connected to the son wheel by coaxial sprocket and driving-chain in this utility model, certainly, and also available other drive mechanisms.The wheelchair vehicle carriage is provided with female wheel disk body blocking mechanism, blocking mechanism comprises being placed in takes turns positioning sleeve pipe on the handle and guiding body cradle in the Wheel-chair assembly, between positioning sleeve pipe and guiding body cradle, be provided with pull bar, the guiding body cradle links together by backguy and the latch-down baffle that is arranged on son wheel correspondence position on the vehicle frame, mother takes turns disk body and is provided with and the corresponding locking bearing pin of latch-down baffle, is provided with back-moving spring at an end of latch-down baffle.Using blocking mechanism is only to have a son to take turns on the female wheel of the control disk body when using on the level land to contact to earth.The wheelchair vehicle carriage is provided with brake, and brake comprises the brake lever that is arranged on the handle, is placed in the brake frame on the vehicle frame, and mother takes turns disk body and is provided with brake block, and brake block is connected on the brake lever by the brake backguy.
This utility model makes this utility model stair activity or ladder easily owing to adopting said structure, and the son wheel on female wheel disk body has only one to contact to earth when level walking, and it is more convenient to walk, turn.
Description of drawings
Fig. 1 is a front view of the present utility model
Fig. 2 is the A-A cutaway view of this utility model Fig. 1
The specific embodiment
As shown in the figure: this utility model comprises wheel Wheel-chair assembly, on wheelchair vehicle carriage 22, be symmetrically arranged with two eccentric shafts 3, each eccentric shaft 3 is made up of the axle of two joint phase disloyalties, one joint of each eccentric shaft 3 is provided with female wheel disk body 8, eccentric shaft 3 another joints are provided with and drive circle 1, the periphery of taking turns disk body 8 mother is provided with a plurality of son wheels 7, drive circle 1 and be provided with ring gear 2, mother takes turns disk body 8 and is provided with and the corresponding a plurality of travelling gears 4 of ring gear, travelling gear 4 is connected to son wheel 7, and mother takes turns disk body and is provided with and the corresponding leg 9 of each son wheel.Travelling gear 4 is connected to son wheel 7 by coaxial sprocket 6 and driving-chain 5.The wheelchair vehicle carriage is provided with female wheel disk body blocking mechanism, described blocking mechanism comprises being placed in takes turns positioning sleeve pipe on the handle 10 11 and guiding body cradle 13 in the Wheel-chair assembly, between positioning sleeve pipe 11 and guiding body cradle 13, be provided with pull bar 12, guiding body cradle 13 links together by backguy 14 and the latch-down baffle 15 that is arranged on son wheel correspondence position on the vehicle frame 22, mother takes turns disk body 8 and is provided with and the corresponding locking bearing pin 17 of latch-down baffle, is provided with back-moving spring 16 at an end of latch-down baffle 15.The wheelchair vehicle carriage is provided with brake, and brake comprises the brake lever 18 that is arranged on the handle 10, is placed in the brake frame 20 on the vehicle frame 22, and mother takes turns disk body 8 and is provided with brake block 21, and brake block 21 is connected on the brake lever 18 by brake backguy 19.Brake should adopt the conventional brake mechanism as using on the motorcycle.
Operation principle of the present utility model is as follows: when this utility model used on the level land, the locking bearing pin was to be inserted in the latch-down baffle, and latch-down baffle is the L word shape, and like this, female wheel disk body integral body can not rotated, and only is the son wheel rotation of contacting to earth; When need going up or down stairway or stair, rotate the positioning sleeve pipe, affect backguy by pull bar, guiding body cradle, and then pulling latch-down baffle disengaging locking bearing pin, thereby female wheel disk body can rotate, and sub-wheel can rotate when going up or down stairway or stair like this, about being convenient to, during going up or down stairway, leg and son wheel alternately contact to earth, and make wheel Wheel-chair stair activity or ladder reposefully.Brake may command brake.
Claims (4)
1, a kind of Wheel-chair of taking turns, it comprises wheel Wheel-chair assembly, it is characterized in that: on wheelchair vehicle carriage (22), be symmetrically arranged with two eccentric shafts (3), each eccentric shaft (3) is made up of the axle of two joint phase disloyalties, one joint of each eccentric shaft (3) is provided with female wheel disk body (8), another joint of eccentric shaft (3) is provided with and drives circle (1), the periphery of taking turns disk body (8) mother is provided with a plurality of son wheels (7), drive circle (1) and be provided with ring gear (2), mother takes turns disk body (8) and is provided with and the corresponding a plurality of travelling gears of ring gear (4), travelling gear (4) is connected to son wheel (7), and mother takes turns disk body and is provided with and each son wheel corresponding leg (9).
2, the Wheel-chair of taking turns according to claim 1 is characterized in that: described travelling gear (4) is connected to son wheel (7) by coaxial sprocket (6) and driving-chain (5).
3, the Wheel-chair of taking turns according to claim 1, it is characterized in that: described wheelchair vehicle carriage is provided with female wheel disk body blocking mechanism, described blocking mechanism comprises being placed in takes turns positioning sleeve pipe (11) on the handle (10) and guiding body cradle (13) in the Wheel-chair assembly, between positioning sleeve pipe (11) and guiding body cradle (13), be provided with pull bar (12), guiding body cradle (13) links together by backguy (14) and the latch-down baffle (15) that is arranged on the upward sub-wheel correspondence position of vehicle frame (22), mother takes turns disk body (8) and is provided with and the corresponding locking bearing pin of latch-down baffle (17), is provided with back-moving spring (16) at an end of latch-down baffle (15).
4, the Wheel-chair of taking turns according to claim 1, it is characterized in that: described wheelchair vehicle carriage is provided with brake, brake comprises the brake lever (18) that is arranged on the handle (10), be placed in the brake frame (20) on the vehicle frame (22), mother takes turns disk body (8) and is provided with brake block (21), and brake block (21) is connected on the brake lever (18) by brake backguy (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02208230 CN2527258Y (en) | 2002-03-15 | 2002-03-15 | Wheel chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02208230 CN2527258Y (en) | 2002-03-15 | 2002-03-15 | Wheel chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2527258Y true CN2527258Y (en) | 2002-12-25 |
Family
ID=33688983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02208230 Expired - Fee Related CN2527258Y (en) | 2002-03-15 | 2002-03-15 | Wheel chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2527258Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101543448B (en) * | 2009-05-04 | 2011-06-08 | 谢传坤 | Dual-purpose electric wheelchair capable of going up and down stair and moving on flat road |
| CN103784275A (en) * | 2014-02-25 | 2014-05-14 | 王战友 | Combined wheelchair wheel for walking upstairs and downstairs |
-
2002
- 2002-03-15 CN CN 02208230 patent/CN2527258Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101543448B (en) * | 2009-05-04 | 2011-06-08 | 谢传坤 | Dual-purpose electric wheelchair capable of going up and down stair and moving on flat road |
| CN103784275A (en) * | 2014-02-25 | 2014-05-14 | 王战友 | Combined wheelchair wheel for walking 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 |