CN2920205Y - Conveyor belt type wheeled chair with stretchable back - Google Patents
Conveyor belt type wheeled chair with stretchable back Download PDFInfo
- Publication number
- CN2920205Y CN2920205Y CN 200620029002 CN200620029002U CN2920205Y CN 2920205 Y CN2920205 Y CN 2920205Y CN 200620029002 CN200620029002 CN 200620029002 CN 200620029002 U CN200620029002 U CN 200620029002U CN 2920205 Y CN2920205 Y CN 2920205Y
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- chair
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- seat
- seat support
- support
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Abstract
A conveyer-belt typed wheelchair with an able-to-lay-flat back consists of a chair frame, guiding wheels, hand-driven wheels, armrests, a chair-back and a chair-seat. The utility model is characterized in that the chair-back is composed of a plurality of rollers horizontally arranged in the side-supporting shell at the two sides together with the upper and lower rollers which are circumferentially connected in a close-loop manner to a plurality of horizontally arranged rollers at the conveyer-belt typed back; the chair-seat is composed of a plurality of rollers horizontally arranged in the side-supporting shell at the two sides together with the front and rear rollers which are circumferentially connected in a close-loop manner to a plurality of horizontally arranged rollers at the conveyer-belt typed back; the chair-back and chair-seat are hinged with the side-supporting shell at the two sides of the chair-seat through a power arm fixed at the side-support shell of the two sides of the char-back; the side-supporting shell at the two sides of the chair-seat is fixed and connected with the chair frame; an arranged chair-back driving device is hinged with a base seat which is fixed on the side-supporting shell at the two sides of the chair-seat through the prop-seat of a hydraulic jack; the telescopic power rod of the hydraulic jack is hinged with a top-shaft which is composed of the lower-end of the power arm positioned at the two sides of the chair-back..The wheelchair can be utilized by the lower-limb disabled with the comfortable sitting experience. The wheelchair is easy-to-operate and convenient for use, etc.
Description
Technical field
This utility model relates to wheelchair, but is a kind of conveyor type wheelchair of chair back horizontal.
Background technology
Wheelchair is the walking-replacing tool that the lower limb disability people uses always, existing a kind of wheelchair is by the chair frame, hinged two front jockey wheels of chair frame bottom front end and in rear end, chair frame bottom hinged two hand drives wheels, the seat support that the Armrest and the chair back are set on the chair frame is formed, though the chair back and seat support are hinged by lower fulcrum, can in small angle range, regulate the angle of the chair back and seat support, be convenient to be beneficial to have a rest for the suitable hypsokinesis in back of user, but, because two side handrails of wheelchair and the chair back form three blocked state constitutes, make user three faces be obstructed, for the user oneself of lower limb disability can't be voluntarily wheelchair up and down, even help also extremely inconvenience by other people.
Summary of the invention
Technical problem to be solved in the utility model is: provide a kind of lower limb disability people can sit row wheelchair up and down, and simple to operate, but the conveyor type wheelchair of chair back horizontal easy to use.
The technical scheme that solves its technical problem employing is: but a kind of conveyor type wheelchair of chair back horizontal, it comprises chair frame 29, be hinged with directive wheel 30 in front end both sides, chair frame 29 bottom and be hinged with hand drive and take turns 31 in both sides, rear end, chair frame 29 bottom, be provided with handrail 28 in both sides, chair frame 29 top, be provided with the chair back 3 and seat support 19, its feature foot: the described chair back 3 is by back support limit, both sides shell 2, the two ends of the some roller 4a that horizontal is arranged are loaded on respectively in back support limit, the both sides shell 2, the conveyor type back side 1 closed loop be wire-wrapped in some roller 4a that horizontal arranges on, form on the lower roller; Described seat support 19 is by seat support support edge, both sides shell 24, and the two ends of the some roller 5b that horizontal is arranged are loaded on respectively in seat support support edge, the both sides shell 24, and conveyor type seat surface 22 closed loops are wire-wrapped on the forward and backward roller of the some roller 5b that horizontal arranges to be formed; The chair back 3 is hinged with seat support support edge, both sides shell 24 by the power arm 6 that is fixed in back support limit, both sides shell 2 with seat support 19, and seat support support edge, the both sides shell 24 and the chair frame 29 of seat support 19 are connected; Be provided with backrest driven device 20, described backrest driven device 20 is by hydraulic jack 12, the bearing 15 of hydraulic jack 12 is hinged with the pedestal 18 that is fixed on seat support support edge, the both sides shell 24, the flexible power rail 7 of hydraulic jack 12 is hinged by universal coupling 10 and apical axis 8, and apical axis 8 is loaded on power arm 6 lower ends of the chair back 3 both sides and forms.The brake strap device 23 that on the seat support support edge shell 24 of described seat support 19 both sides, is hinged with.
But the conveyor type wheelchair of this utility model chair back horizontal, because the chair back, seat support all adopts the conveyor type structure, the chair back and seat support are hinged by the power arm and seat support support edge, the both sides shell that are fixed in back support limit, both sides shell, and be provided with the backrest driven device, can be according to the user needs, oneself use manual operating backrest driven device, under the driving of backrest driven device, make the chair back around the seat support pin joint by upright arbitrarily angled to horizontal, when the chair back becomes level with seat support, the body of user is at the conveyor type chair back, move horizontally on the seat support, in the time of above the chair back is overlapped in bed or chair etc., user is sat row just can realize own wheelchair up and down.Have advantages such as simple to operate, easy to use, laborsaving.
Description of drawings
But Fig. 1 is the chair back, seat support and the backrest driven device syndeton schematic perspective view of the conveyor type wheelchair of chair back horizontal.
But being the conveyor type Wheelchair structure master of chair back horizontal, Fig. 2 looks sketch map (removing projection side hand drive wheel).
Fig. 3 is the schematic rear view (removing projection side hand drive wheel) of Fig. 2.
Among the figure: the 1 conveyor type back side, 2 back support limit shells, 3 chair back, 4a roller, the 5b roller, 6 lever arms, 7 flexible power rails, 8 apical axis, 9 nuts, 10 universal couplings, 11 brake strap sticks, 12 hydraulic jack, 13a axle, 14 shift forks, the bearing of 15 hydraulic jack, 16b axle, 17 nuts, 18 pedestals, 19 seat supports, 20 backrest driven devices, 21 pressurized handgrip, 22 conveyor type seat supports, 23 brake strap devices, 24 seat support support edge shells, 25 release spanners, the 26c journal stirrup, 27d journal stirrup, 28 handrails, 29 chair framves, 30 directive wheels, 31 hand drives wheel.
The specific embodiment
Utilize drawings and Examples that this utility model is further described below.
With reference to Fig. 1-3, but the conveyor type wheelchair of chair back horizontal has chair frame 29, be hinged with directive wheel 30 in front end both sides, chair frame 29 bottom and be hinged with hand drive and take turns 31 in both sides, rear end, chair frame 29 bottom, be provided with handrail 28 in both sides, chair frame 29 top, be provided with the chair back 3 and seat support 19, the described chair back 3 is by back support limit, both sides shell 2, the two ends of the some roller 4a that horizontal is arranged are loaded on respectively in back support limit, the both sides shell 2, and the conveyor type back side 1 closed loop is wire-wrapped on the upper and lower roller of the some roller 4a that horizontal arranges to be formed.Described seat support 19 is by seat support support edge, both sides shell 24, and the two ends of the some roller 5b that horizontal is arranged are loaded on respectively in seat support support edge, the both sides shell 24, and conveyor type seat surface 22 closed loops are wire-wrapped on the forward and backward roller of the some roller 5b that horizontal arranges to be formed.The chair back 3 is hinged with seat support support edge, both sides shell 24 by the power arm 6 that is fixed in back support limit, both sides shell 2 with seat support 19, and seat support support edge, the both sides shell 24 and the chair frame 29 of seat support 19 are connected.Be provided with backrest driven device 20, described backrest driven device 20 is by hydraulic jack 12, the bearing 15 of hydraulic jack 12 is hinged with the pedestal 18 usefulness axle 16b and the nut 17 that are fixed on seat support support edge, the both sides shell 24, the flexible power rail 7 of hydraulic jack 12 is hinged by universal coupling 10 and apical axis 8, and power arm 6 lower ends that apical axis 8 is loaded on the chair back 3 both sides are with nut 9 composition that is connected.On the journal stirrup 26c that is fixed on back support limit, the both sides shell 2, be hinged with the pressurization shift fork 14 of hydraulic jack 12, add shift fork 14 and have pressurized handgrip 21, the axle 13a that installs in pressurization shift fork 14 is connected with the pressure rod of hydraulic jack 12, and hydraulic jack 12 has release spanner 25.The brake strap device 23 that is hinged with on the journal stirrup 27d that the seat support support edge shell 24 of described seat support 19 both sides is connected, brake strap device 23 has brake strap stick 11.
But the conveyor type wheelchair of chair back horizontal of the present utility model, pressurized handgrip 21 or the release spanner 25 of user oneself by controlling backrest driven device 20 hydraulic jack 12, uprightly arbitrarily angled to horizontal of realizing the chair back 3 by the hydraulic coupling of hydraulic jack 12.The body of user moves horizontally on the conveyor type chair back 3, seat support 19, and in the time of above the chair back 3 is overlapped in bed or chair etc., user is sat row just can realize own wheelchair up and down.
Claims (2)
1. but the conveyor type wheelchair of a chair back horizontal, it comprises chair frame (29), be hinged with directive wheel (30) in front end both sides, chair frame (29) bottom and be hinged with hand drive and take turns (31) in both sides, chair frame (29) rear end, bottom, be provided with handrail (28) in chair frame (29) both sides, top, be provided with the chair back (3) and seat support (19), it is characterized in that: the described chair back (3) is by back support limit, both sides shell (2), the two ends of the some rollers (4a) that horizontal is arranged are loaded on respectively in back support limit, the both sides shell (2), the conveyor type back side (1) closed loop be wire-wrapped in some rollers (4a) that horizontal arranges on, form on the lower roller; Described seat support (19) is by seat support support edge, both sides shell (24), the two ends of the some rollers (5b) that horizontal is arranged are loaded on respectively in seat support support edge, the both sides shell (24), and conveyor type seat surface (22) closed loop is wire-wrapped on the forward and backward roller of the some rollers (5b) that horizontal arranges to be formed; The chair back (3) is hinged with seat support support edge, both sides shell (24) by the power arm (6) that is fixed in back support limit, both sides shell (2) with seat support (19), and seat support support edge, the both sides shell (24) of seat support (19) is connected with chair frame (29); Be provided with backrest driven device (20), described backrest driven device (20) is by hydraulic jack (12), the bearing (15) of hydraulic jack (12) is hinged with the pedestal (18) that is fixed on seat support support edge, the both sides shell (24), the flexible power rail (7) of hydraulic jack (12) is hinged by universal coupling (10) and apical axis (8), and apical axis (8) is loaded on power arm (6) lower end of the chair back (3) both sides and forms.
2. but the conveyor type wheelchair of chair back horizontal according to claim 1 is characterized in that: the brake strap device (23) that is hinged with on the seat support support edge shell (24) of described seat support (19) both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620029002 CN2920205Y (en) | 2006-07-06 | 2006-07-06 | Conveyor belt type wheeled chair with stretchable back |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620029002 CN2920205Y (en) | 2006-07-06 | 2006-07-06 | Conveyor belt type wheeled chair with stretchable back |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2920205Y true CN2920205Y (en) | 2007-07-11 |
Family
ID=38252685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620029002 Expired - Fee Related CN2920205Y (en) | 2006-07-06 | 2006-07-06 | Conveyor belt type wheeled chair with stretchable back |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2920205Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104545062A (en) * | 2014-10-28 | 2015-04-29 | 苏州市吴中区光福华盛红木家具厂 | Automatically adjusted deck chair |
| CN104586585A (en) * | 2015-02-09 | 2015-05-06 | 浙江宏健康复科技发展有限公司 | Multifunctional wheelchair |
| CN107485499A (en) * | 2017-09-01 | 2017-12-19 | 涂玉明 | A kind of fully collapsible invalid's chair of disabled person's automatic moving |
| CN108553224A (en) * | 2018-05-15 | 2018-09-21 | 王青山 | A kind of ear-nose-throat department sufferer mobile device |
| CN110682986A (en) * | 2019-10-18 | 2020-01-14 | 徐州美世通电动车有限公司 | Electric vehicle convenient for disabled to get on and off |
-
2006
- 2006-07-06 CN CN 200620029002 patent/CN2920205Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104545062A (en) * | 2014-10-28 | 2015-04-29 | 苏州市吴中区光福华盛红木家具厂 | Automatically adjusted deck chair |
| CN104586585A (en) * | 2015-02-09 | 2015-05-06 | 浙江宏健康复科技发展有限公司 | Multifunctional wheelchair |
| CN107485499A (en) * | 2017-09-01 | 2017-12-19 | 涂玉明 | A kind of fully collapsible invalid's chair of disabled person's automatic moving |
| CN108553224A (en) * | 2018-05-15 | 2018-09-21 | 王青山 | A kind of ear-nose-throat department sufferer mobile device |
| CN110682986A (en) * | 2019-10-18 | 2020-01-14 | 徐州美世通电动车有限公司 | Electric vehicle convenient for disabled to get on and off |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070711 |