CN102525754B - Foldable electric wheelchair - Google Patents
Foldable electric wheelchair Download PDFInfo
- Publication number
- CN102525754B CN102525754B CN201210010547.0A CN201210010547A CN102525754B CN 102525754 B CN102525754 B CN 102525754B CN 201210010547 A CN201210010547 A CN 201210010547A CN 102525754 B CN102525754 B CN 102525754B
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- Prior art keywords
- rack
- sleeve pipe
- steering wheel
- front foot
- foot rest
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Abstract
The invention discloses a foldable electric wheelchair, which comprises a foldable chair rack, a protecting rack, a pedal rack, a directional wheel and a rear driving wheel. A seat rack is axially connected with the protecting rack, a connecting rack and a front foot rack, the protecting rack and lower ends of the connecting rack and the front foot rack are axially connected with the pedal rack, the front lower end of the pedal rack is axially connected with a directional wheel buffering rack, the directional wheel buffering rack is provided with the directional wheel, a retractable directional device is disposed on the protecting rack, the front and back angle and the up and down angle of the foldable electric wheelchair can be adjusted by the directional device, an automatic foldable ceiling is disposed on a back rack of the wheelchair, and a semiautomatic foldable retractable device is disposed among the front foot rack, a slide shaft at the rear end of the seat rack and an upper slide groove on a rear foot rack. The foldable electric wheelchair has the advantages that the foldable electric wheelchair is simple in structure, convenient in folding and unfolding, is small in size after being folded, is safe and comfortable in running after being unfolded, and is complete in function and convenient in operation.
Description
Technical field
The present invention relates to a kind of wheel-chair, especially relate to a kind of Foldable electric wheelchair.
Background technology
Along with Chinese Aged is more and more, electric wheelchair is also subject to liking of broad masses deeply, but the function ratio of existing electric wheel-chair vehicle is more single, carries inconvenience, hommization not.
Summary of the invention
Technical problem to be solved by this invention is to provide that a kind of function is many, safety and comfort, folding convenient, have more a kind of Foldable electric wheelchair of human oriented design.
The present invention solves the problems of the technologies described above adopted technical scheme, a kind of Foldable electric wheelchair, comprise Foldable frame, front steering wheel and rear main wheel, described folding stand front end is provided with collapsible direction device, in described backrest, be provided with folding top, it is characterized in that described Foldable frame comprises mounting, pedal frame and fender bracket, on described mounting, be connected with fender bracket, link and front foot rest, described fender bracket and described link are parallel with described front foot rest, the lower end of described fender bracket and described link and described front foot rest is connected with pedal frame, the upper shaft of described link and described front foot rest is connected to handguard, described pedal frame and described mounting and described handguard are parallel, described mounting and described handguard rear end are connected with backrest, described front foot rest upper shaft is connected to rear leg, on described rear leg, be provided with chute, described mounting rear end is provided with slide-bar, between described front foot rest and described slide-bar, be provided with semi-automatic extensible device, described slide-bar slides up and down under the control of described semi-automatic extensible device in described chute, slide-bar described in when described semi-automatic extensible device is upheld is in the lower end of described chute, now described electric wheel-chair vehicle is folded state, slide-bar described in when described semi-automatic extensible device is retracted is in the upper end of described chute, now described electric wheel-chair vehicle is for being opened into duty, described rear leg lower end is provided with drivewheel.
Described backrest rear side is provided with power set, described power set connect variator, on described variator, be connected with power transverse axis, two ends of described power transverse axis are provided with power arm, described backrest two sides are provided with power arm groove, the upper shaft of described power arm is connected on the rear end of described folding top, between two sides of described folding top and described backrest two sides, be also provided with passive arm, described passive arm is arranged on the outside of described power arm, the upper end of described power arm groove is provided with the first contact switch, the lower end of described power arm groove is provided with the second contact switch, described power arm is upper, during lower swing, contact with the first or second contact switch.
The upper end of described front foot rest is provided with semi-automatic extensible device, described semi-automatic extensible device comprises sleeve pipe and expansion link, one end of described sleeve pipe is coupling on described front foot rest, in described sleeve pipe, be movably set with expansion link, one end of described expansion link is coupling on described slide-bar, on described sleeve pipe, be provided with spring, on described spring, be provided with alignment pin, on described sleeve pipe and described expansion link, be provided with the locating hole with described alignment pin kissing, when described expansion link is retracted in described sleeve pipe, when described electric wheel-chair vehicle becomes to open shape, described alignment pin automatically locks described sleeve pipe and described expansion link under the effect of described spring.
Described fender bracket rear side is provided with direction pedestal, described direction pedestal upper end is provided with contiguous block, on described contiguous block, be provided with regulating tank, in described regulating tank, be provided with direction axle sleeve, described direction pedestal lower end is connected with direction activity stock, described direction activity stock upper end is provided with direction axis hole, described direction activity stock lower end is provided with end cover, in described direction axis hole and described end cover and described direction axle sleeve, be movably set with steering yoke sleeve pipe, in described steering yoke sleeve pipe, be provided with irregular circular hole, in described irregular circular hole, be provided with the direction expansion link of kissing, described steering yoke sleeve pipe upper end is provided with degree of tightness fastener, described direction expansion link upper end is provided with steering handle.
Described steering yoke sleeve pipe lower end is provided with direction sheave, on described direction sheave, be provided with direction hauling rope, the front lower end of described pedal frame is connected with steering wheel bumper bracket, the front crosspiece of described steering wheel bumper bracket is arranged with limited block, described direction hauling rope forms a loop through the side of direction activity stock and described limited block, on the direction hauling rope between the side of described direction activity stock and described limited block, is provided with spacing flexible pipe.
Two sides of described steering wheel bumper bracket are provided with steering wheel axle sleeve, in described steering wheel axle sleeve, be provided with steering wheel rotating shaft, the lower end of described steering wheel rotating shaft is provided with direction guiding piece and direction wheel shaft, on described left and right directions wheel shaft, be provided with steering wheel, on described left and right directions guiding piece, be provided with direction traction item, on described direction traction item, be provided with fixed block, a bit being fixed on described fixed block of described direction hauling rope, on the back cross rail of described steering wheel bumper bracket, be provided with spring(-supported) mount, the posterior end of described pedal frame is provided with the Telescopic spring frame with described spring(-supported) mount kissing, on spring(-supported) mount between described steering wheel bumper bracket and described pedal frame, be provided with buffer spring.
Compared with prior art, advantage of the present invention is simple in structure, folds, opens conveniently, and volume after folding is less, opens safely while travelling, comfortable, and function is complete, easy to operate.
Accompanying drawing explanation
Fig. 1 is three-dimensional structure diagram of the present invention;
Fig. 2 is vehicle frame three-dimensional structure diagram of the present invention;
Fig. 3 is vehicle frame folding procedure chart of the present invention;
Fig. 4 is folding stereo structure chart of the present invention;
Fig. 5 is vehicle frame two-dimensional side view of the present invention;
Fig. 6 is folding top three-dimensional structure diagram of the present invention;
Fig. 7 is folding top folding process figure of the present invention;
Fig. 8 is the folding exploded view of folding top of the present invention;
Fig. 9 is folding top folding picture of the present invention;
Figure 10 is the stretching of semi-automatic extensible device of the present invention, contracting and exploded perspective structure chart;
Figure 11 is sectional perspective structure chart of the present invention;
Figure 12 is collapsible direction device three-dimensional structure diagram of the present invention;
Figure 13 is collapsible direction device exploded view of the present invention;
Figure 14 is collapsible direction device of the present invention partial perspective view;
Figure 15 is that steering yoke of the present invention is folding, retraction axonometric chart;
Figure 16 is collapsible direction device partial exploded view of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the present invention.
A kind of electric wheel-chair vehicle, comprise Foldable frame 1, collapsible direction device 2, folding top 3, semi-automatic extensible device 4, and front steering wheel 5 and rear main wheel 6, on folding stand 1, be provided with mounting 14, on mounting 14, be connected with fender bracket 17, link 13 and front foot rest 11, fender bracket 17 and link 13 are parallel with front foot rest 11, the lower end of fender bracket 17 and link 13 and front foot rest 11 is connected with pedal frame 18, the upper shaft of link 13 and front foot rest 11 is connected to handguard 16, pedal frame 18 is parallel with mounting 14 and handguard 16, the rear end of mounting 14 and handguard 16 is connected with backrest 15, front foot rest 11 upper shafts are connected to rear leg 12, on rear leg 12, be provided with chute 19, mounting 14 rear ends are provided with slide-bar 41, between front foot rest 11 and slide-bar 41, be provided with semi-automatic extensible device 4, slide-bar 41 slides up and down under the control of automatic extending-contracting apparatus 4 in chute 19, when semi-automatic extensible device 4 is upheld, slide-bar 41 is in the lower end of chute 19, now electric wheel-chair vehicle is folded state, when semi-automatic extensible device 4 is retracted, slide-bar 41 is in the upper end of chute 19, now electric wheel-chair vehicle is for being opened into duty, rear leg 12 lower ends are provided with drivewheel 6.
The upper end of front foot rest 11 is provided with semi-automatic extensible device 4, semi-automatic extensible device 4 comprises sleeve pipe 43 and expansion link 44, shaft-jointed hole 42 on sleeve pipe 43 is coupling on front foot rest 11, in sleeve pipe 43, be movably set with expansion link 44, shaft-jointed hole 42-1 on expansion link 44 is coupling on slide-bar 41, on sleeve pipe 43, be provided with spring 45, on spring 45, be provided with alignment pin 46, on sleeve pipe 43 and expansion link 44, be provided with the locating hole 47 with alignment pin 46 kissings, 48, expansion link 44 is retracted to sleeve pipe 43 when interior, be that electric wheel-chair vehicle is while becoming to open shape, alignment pin 46 automatically locks sleeve pipe 43 and expansion link 44 under the effect of spring 45.
Fender bracket 17 is connected with pedal frame 18 with the lower end of link 13 and front foot rest 11, fender bracket and direction pedestal are integrated and are referred to as 17, direction pedestal 17 upper ends are provided with contiguous block, on contiguous block, be provided with regulating tank 20, in regulating tank 20, be provided with direction axle sleeve 25, the angle of regulating tank 20 scalable steering yokes, direction pedestal 17 lower ends are connected with direction activity stock 28, direction activity stock 28 upper ends are provided with direction axis hole, direction activity stock lower end is provided with end cover, in direction axis hole and end cover and direction axle sleeve 25, be movably set with steering yoke sleeve pipe 23, in steering yoke sleeve pipe 23, be provided with irregular circular hole, in irregular circular hole, be provided with the direction expansion link 21 of kissing, irregular circular hole can make steering yoke sleeve pipe 23 and direction expansion link 21 be consistent when rotating, steering yoke sleeve pipe upper end is provided with degree of tightness fastener 24, direction expansion link 21 upper ends are provided with steering handle 22, degree of tightness fastener 24 can fixed-direction expansion link 21 and the height of steering handle 22.
Steering yoke sleeve pipe 23 lower ends are provided with direction sheave 26, on direction sheave 26, be provided with direction hauling rope 27, the front lower end of pedal frame 18 is connected with steering wheel bumper bracket 51, the front crosspiece of steering wheel bumper bracket 51 is arranged with limited block 60, direction hauling rope 27 forms a loop through side and the limited block 60 of direction activity stock 28, on the side of direction activity stock 28 and the direction hauling rope 27 between limited block 60, is provided with spacing flexible pipe 29.
Two sides of steering wheel bumper bracket 51 are provided with steering wheel axle sleeve 52, in steering wheel axle sleeve 52, be provided with steering wheel rotating shaft 55, the lower end of steering wheel rotating shaft 55 is provided with direction guiding piece 57 and direction wheel shaft 56, on left and right directions wheel shaft 56, be provided with steering wheel 5, on left and right directions guiding piece 57, be provided with direction traction item 58, on direction traction item 58, be provided with fixed block 59, a bit being fixed on fixed block 59 of direction hauling rope 27, direction sheave 26 drives direction hauling rope 27 flexible, the flexible drive direction traction item 58 of direction hauling rope 27 move left and right controlling party to, on the back cross rail of direction bumper bracket 51, be provided with spring(-supported) mount 53, the posterior end of pedal frame is provided with the Telescopic spring frame with described spring(-supported) mount kissing, on spring(-supported) mount 53 between the posterior end of steering wheel bumper bracket 51 and pedal frame 18, be provided with buffer spring 54.
Handguard 16 is 81 with being coupling of front foot rest 11; handguard 16 is 82 with being coupling of backrest 15; handguard 16 is 83 with being coupling of link 13; front foot rest 11 is 84 with being coupling of rear leg 12; mounting 14 is 85 with being coupling of backrest 15; mounting 14 is 86 with being coupling of front foot rest 11; mounting 14 is 87 with being coupling of link 13; mounting 14 is 88 with being coupling of fender bracket 17; front foot rest 11 is 89 with being coupling of pedal frame 18; link 13 is 90 with being coupling of pedal frame 18, and fender bracket 17 is 91 with being coupling of pedal frame 18.
Claims (4)
1. a Foldable electric wheelchair, comprise Foldable frame, front steering wheel and rear main wheel, described Foldable frame front end is provided with collapsible direction device, in backrest, be provided with folding top, it is characterized in that described Foldable frame comprises mounting, pedal frame and fender bracket, on described mounting, be connected with fender bracket, link and front foot rest, described fender bracket and described link are parallel with described front foot rest, the lower end of described fender bracket and described link and described front foot rest is connected with pedal frame, the upper shaft of described link and described front foot rest is connected to handguard, described pedal frame and described mounting and described handguard are parallel, described mounting and described handguard rear end are connected with backrest, described front foot rest upper shaft is connected to rear leg, on described rear leg, be provided with chute, described mounting rear end is provided with slide-bar, between described front foot rest and described slide-bar, be provided with semi-automatic extensible device, described slide-bar slides up and down under the control of described semi-automatic extensible device in described chute, slide-bar described in when described semi-automatic extensible device is upheld is in the lower end of described chute, now described electric wheel-chair vehicle is folded state, slide-bar described in when described semi-automatic extensible device is retracted is in the upper end of described chute, now described electric wheel-chair vehicle is for being opened into duty, described rear leg lower end is provided with drivewheel,
Described backrest rear side is provided with motor, described motor connects variator, on described variator, be connected with power transverse axis, two ends of described power transverse axis are provided with power arm, described backrest two sides are provided with power arm groove, the upper shaft of described power arm is connected on the rear end of described folding top, between two sides of described folding top and described backrest two sides, be also provided with passive arm, described passive arm is arranged on the outside of described power arm, the upper end of described power arm groove is provided with the first contact switch, the lower end of described power arm groove is provided with the second contact switch, described power arm is upper, during lower swing, contact with the first or second contact switch,
The upper end of described front foot rest is provided with semi-automatic extensible device, described semi-automatic extensible device comprises sleeve pipe and expansion link, one end of described sleeve pipe is coupling on described front foot rest, in described sleeve pipe, be movably set with expansion link, one end of described expansion link is coupling on described slide-bar, on described sleeve pipe, be provided with spring, on described spring, be provided with alignment pin, on described sleeve pipe and described expansion link, be provided with the locating hole with described alignment pin kissing, when described expansion link is retracted in described sleeve pipe, when described electric wheel-chair vehicle becomes to open shape, described alignment pin automatically locks described sleeve pipe and described expansion link under the effect of described spring.
2. a kind of Foldable electric wheelchair according to claim 1, it is characterized in that described fender bracket rear side is provided with direction pedestal, described direction pedestal upper end is provided with contiguous block, on described contiguous block, be provided with regulating tank, in described regulating tank, be provided with direction axle sleeve, described direction pedestal lower end is connected with direction activity stock, described direction activity stock upper end is provided with direction axis hole, described direction activity stock lower end is provided with end cover, in described direction axis hole and described end cover and described direction axle sleeve, be movably set with steering yoke sleeve pipe, in described steering yoke sleeve pipe, be provided with irregular circular hole, in described irregular circular hole, be provided with the direction expansion link of kissing, described steering yoke sleeve pipe upper end is provided with degree of tightness fastener, described direction expansion link upper end is provided with steering handle.
3. a kind of Foldable electric wheelchair according to claim 2, it is characterized in that described steering yoke sleeve pipe lower end is provided with direction sheave, on described direction sheave, be provided with direction hauling rope, the front lower end of described pedal frame is connected with steering wheel bumper bracket, the front crosspiece of described steering wheel bumper bracket is arranged with limited block, described direction hauling rope forms a loop through the side of direction activity stock and described limited block, on the direction hauling rope between the side of described direction activity stock and described limited block, is provided with spacing flexible pipe.
4. a kind of Foldable electric wheelchair according to claim 3, two sides that it is characterized in that described steering wheel bumper bracket are provided with steering wheel axle sleeve, in described steering wheel axle sleeve, be provided with steering wheel rotating shaft, the lower end of described steering wheel rotating shaft is provided with direction guiding piece and direction wheel shaft, on direction wheel shaft described in left and right, be provided with steering wheel, on direction guiding piece described in left and right, be provided with direction traction item, on described direction traction item, be provided with fixed block, a bit being fixed on described fixed block of described direction hauling rope, on the back cross rail of described steering wheel bumper bracket, be provided with spring(-supported) mount, the posterior end of described pedal frame is provided with the Telescopic spring frame with described spring(-supported) mount kissing, on spring(-supported) mount between described steering wheel bumper bracket and described pedal frame, be provided with buffer spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210010547.0A CN102525754B (en) | 2012-01-14 | 2012-01-14 | Foldable electric wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210010547.0A CN102525754B (en) | 2012-01-14 | 2012-01-14 | Foldable electric wheelchair |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102525754A CN102525754A (en) | 2012-07-04 |
| CN102525754B true CN102525754B (en) | 2014-03-05 |
Family
ID=46334600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210010547.0A Expired - Fee Related CN102525754B (en) | 2012-01-14 | 2012-01-14 | Foldable electric wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102525754B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102429790A (en) * | 2012-01-15 | 2012-05-02 | 宁波市鄞州发辉机械科技有限公司 | Electric wheelchair vehicle |
| CN102743262B (en) * | 2012-07-17 | 2015-03-25 | 詹伟(上海)机电有限公司 | Foldable mobility scooter for old people |
| AU2013248199A1 (en) * | 2013-10-23 | 2015-05-07 | Wang, Quang Chi MR | Portable multifunction scooter |
| CN108236550A (en) * | 2018-01-18 | 2018-07-03 | 周兴强 | Wheelchair |
| CN108743261A (en) * | 2018-06-07 | 2018-11-06 | 任宪芳 | A kind of automatic shifting wall handrail of Department of Aged nursing |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2037332U (en) * | 1988-09-23 | 1989-05-10 | 冯冬 | Multi-functional folding child bicycle |
| CN1049783A (en) * | 1989-06-23 | 1991-03-13 | 罗伯特·吉尔伯特·波斯哈德 | Folding wheelchair frame |
| JPH1059189A (en) * | 1996-08-12 | 1998-03-03 | Combi Corp | Folding seat device |
| CN2569787Y (en) * | 2002-09-18 | 2003-09-03 | 张光荣 | Multifunctional limb disturbance recovery wheelchair |
| US20040251658A1 (en) * | 2003-06-13 | 2004-12-16 | Fred Hagan | Motorized wheelchair trailer |
| CN2776366Y (en) * | 2005-02-06 | 2006-05-03 | 杨林 | Front and rear folding portable electric wheel chair |
| CN201481683U (en) * | 2009-08-12 | 2010-05-26 | 刘秉义 | Electric wheel chair |
| CN202620033U (en) * | 2012-01-15 | 2012-12-26 | 宁波市鄞州发辉机械科技有限公司 | Folding electric wheelchair |
-
2012
- 2012-01-14 CN CN201210010547.0A patent/CN102525754B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN102525754A (en) | 2012-07-04 |
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Owner name: YANGZHOU SANYUAN TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: NINGBO YINZHOU FAHUI MECHANICAL TECHNOLOGY CO., LTD. Effective date: 20141226 |
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Free format text: CORRECT: ADDRESS; FROM: 315151 NINGBO, ZHEJIANG PROVINCE TO: 225200 YANGZHOU, JIANGSU PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20141226 Address after: 225200, 98, Athena Road, brick bridge community, fairy town, Jiangdu District, Jiangsu, Yangzhou Patentee after: Yangzhou Sanyuan Technology Co., Ltd. Address before: 315151 Zhejiang city of Ningbo province Yinzhou District Yinjiang town landscape people No. 41 Patentee before: Ningbo Yinzhou Fahui Machinery Technology Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140305 Termination date: 20150114 |
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| EXPY | Termination of patent right or utility model |