CN102670361B - Electrically propelled wheelchair - Google Patents
Electrically propelled wheelchair Download PDFInfo
- Publication number
- CN102670361B CN102670361B CN201210173383.3A CN201210173383A CN102670361B CN 102670361 B CN102670361 B CN 102670361B CN 201210173383 A CN201210173383 A CN 201210173383A CN 102670361 B CN102670361 B CN 102670361B
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- China
- Prior art keywords
- trailing wheel
- rotating shaft
- bearing
- vehicle frame
- wheelchair
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- 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
Links
- 208000036626 Mental retardation Diseases 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 1
- 210000000245 forearm Anatomy 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
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- Automatic Cycles, And Cycles In General (AREA)
Abstract
The invention discloses an electrically propelled wheelchair. A single hand handlebar is arranged above the front of a wheelchair frame, the handlebar is fixedly connected with a first rotating shaft which is located in a vertical direction, the first rotating shaft drives a second rotating shaft which is located in a horizontal direction to move synchronically through meshed bevel gears, the other end of the second rotating shaft is fixed with a first bearing sleeve which is located in a vertical direction, the first bearing sleeve is connected with a rocker arm through a first bearing, the other end of the rocker arm is connected with one end of a draw bar through a bearing and a pin shaft which is in a horizontal direction and fixed on the upper portion of the rocker arm, the other end of the draw bar is connected with one end of a steering connection plate through a spherical universal joint, the other end of the steering connection plate is fixed on a rear wheel fork frame, the rear wheel fork frame is installed in the middle of the rear portion of the wheelchair frame through a fork frame sleeve, is connected with a rear wheel and drives the rear wheel to swing and steer, the rear wheel is an electric wheel internally provided with a motor, and the speed of the rear wheel is controlled through an electric control switch arranged on the handlebar. According to the electrically propelled wheelchair, the single hand handlebar is utilized, the rear wheel, namely the movement and the steering of the wheelchair is controlled through a steering mechanism and an electric control device, the operation is simple and convenient, and the wheelchair is suitable for the elderly and the disabled with no mental retardation to use.
Description
Technical field
The invention belongs to wheelchair field, relate in particular to a kind of electric wheelchair.
Background technology
Most man at an advanced age and people with disability need to use that wheelchair is auxiliary rides instead of walk and other a series of activities.But common Wheelchair structure, is divided into manual wheelchair and electric wheelchair at present, and wherein electric wheelchair can be used more easily for old people or the people with disability of normal intelligence.But the actuating of electric wheelchair in the market especially turns to inconvenience, and the bad adaptability of wheelchair road pavement.
Summary of the invention
The object of the present invention is to provide a kind of simple to operate, electric wheelchair of turning to conveniently, using safety and stability.
The present invention is by the following technical solutions:
A kind of electric wheelchair, comprise vehicle frame and two front-wheels that are fixed on vehicle frame front part sides, it is characterized in that, described vehicle frame 2 front upper arrange a singlehanded handlebar 6, handlebar 6 is fixedly connected with the rotating shaft 1 of vertical direction, described rotating shaft 1 is arranged on vehicle frame 2 by rotating shaft fixed sleeve part 114, the end of described rotating shaft 1 is fixedly connected with bevel gear 1, bevel gear 1 and bevel gear 2 103 engagements, bevel gear 2 103 is fixedly connected with the rotating shaft 2 104 of horizontal direction, described rotating shaft 2 104 is arranged on vehicle frame 2 by rotating shaft fixed sleeve part 114, the other end of described rotating shaft 2 104 is fixedly connected with the bearing holder (housing, cover) 1 of vertical direction, described bearing holder (housing, cover) 1 is connected with one end of rocking arm 106 by bearing 1, the other end of described rocking arm 106 is for open forked type structure and fix the bearing pin 111 of a horizontal direction, bearing 2 112 is installed on bearing pin 111, described bearing 2 112 is positioned at two middle also one end of cylinder lever connecting rod 107 of fork sheets of the fork configuration of described rocking arm 106, the other end of described pull bar 107 is connected with turning to one end of connecting plate 109 by card ball joint 108, the described other end that turns to connecting plate 109 is fixed on trailing wheel crotch 9, described trailing wheel crotch 9 connects trailing wheel 501 and drives trailing wheel swing to turn to, described trailing wheel crotch 9 overlaps 901 by crotch and is arranged in the middle of vehicle frame 2 rears, described trailing wheel 501 is positioned at the centre position, rear of vehicle frame 2.
The stock that described pull bar 107 is linked in sequence and is formed by thread segment 1071, length adjustment bar 1, length adjustment bar 2 1073 and bearing holder (housing, cover) 2 1074, described thread segment 1071 is threaded with card ball joint 108, on described bearing holder (housing, cover) 2 1074, dead eye 1075 is set, described dead eye 1075 coordinates with bearing 2 112, described pull bar 107 can be adjusted its length by the interior insertion length adjustment of length adjustment bar 1 bar 2 1073, and fixes with jackscrew.
The Electric Motor Wheel that described trailing wheel 501 is built-in motor, described trailing wheel is controlled its speed by the electric-controlled switch on handlebar 6 by electric control gear 502, and the forward and backward switch of trailing wheel 501 is set on handlebar 6; On described handlebar 6, brake 601 is set, the motor power of trailing wheel 501 is cut off in the brake that described brake 601 is controlled trailing wheel 501 simultaneously.
The Wheelchair push handle 10 of pegging graft on described trailing wheel crotch 9.
Hand rim 301 and parking brake 4 are set on described front-wheel 3, armrest pad 7 and foot holder 8 are set on described vehicle frame 2.
The present invention by bicycle and the steering mechanism that connects control the motion of powered rear wheels and turn to, simple to operation, other accessories of electric wheelchair are complete, the elderly and the disabled who is applicable to normal intelligence uses, and the adaptability of wheelchair road pavement is fine.
Accompanying drawing explanation
Fig. 1 is structural representation front view of the present invention;
Fig. 2 is structural representation left view of the present invention
Fig. 3 is steering mechanism of the present invention structural representation front view;
Fig. 4 is that the A of Fig. 3 of the present invention is to view;
Fig. 5 is that the D of Fig. 3 of the present invention is to view;
Fig. 6 is the structural representation of pull bar of the present invention;
Fig. 7 is the C-C cutaway view in Fig. 3 of the present invention;
Fig. 8 is the B-B cutaway view in Fig. 4 of the present invention.
Graphical indicia explanation:
1-steering mechanism; 2-vehicle frame; 3-front-wheel; 4-parking brake; 6-handlebar;
7-armrest pad; The holder of 8-foot; 9-trailing wheel crotch; 10-Wheelchair push handle; 11-seat;
101-rotating shaft one; 102-bevel gear one; 103-bevel gear two; 104-rotating shaft two;
105-bearing holder (housing, cover) one; 106-rocking arm; 107-pull bar; 108-card ball joint;
109-turns to connecting plate; 110-nut 111-bearing pin; 112 bearings two;
113-bearing one; 114-rotating shaft fixed sleeve part;
1071-thread segment; 1072-length adjustment bar one; 107-length adjustment bar two;
1074-bearing holder (housing, cover) two; 1075-dead eye;
301-hand-pushing wheel;
501-trailing wheel; 502-electric control gear; 503-accumulator; The automatically controlled indication of 504-and switch enclosure;
601-brake;
901-crotch cover;
The specific embodiment
As shown in Figure 1-2, a kind of electric wheelchair, comprises vehicle frame 2 and two front-wheels that are fixed on vehicle frame 2 front part sides, and seat 11 is set on vehicle frame, and vehicle frame arranges armrest pad 7 at placement people's forearm and the place of hands.Hand rim 301 and parking brake 4 are set on described front-wheel 3, and the place ahead of described vehicle frame 2 arranges foot holder 8.Described vehicle frame, seat, front-wheel, hand rim, armrest pad, parking brake, foot holder are prior art, are not described further herein.
As shown in Figure 1-2, the powered rear wheels 501 of a built-in motor is installed in the middle of the rear of described vehicle frame 2, described trailing wheel is controlled its speed by the electric-controlled switch on handlebar 6 by electric control gear 502.Described electric control gear 502 is furnished with automatically controlled indication and the switch enclosure 504 being arranged on vehicle frame 2.Powered rear wheels and electric-control system thereof are powered by accumulator 503.Described accumulator and electric control gear are fixed on vehicle frame, are positioned at seat rear or below; Automatically controlled indication and switch enclosure are fixed on vehicle frame, are positioned at one side of handlebar 6.Automatically controlled indication and switch enclosure are furnished with keyhole and the accumulator electric energy display lamp of starting storage battery, and this is prior art.The forward and backward switch of trailing wheel 501 is set on described handlebar 6, by electric control gear, is controlled.Described storage battery power supply, by handlebar, as switch knob, the rear wheel movement by electric control system controls built-in hub motor belongs to prior art, is not described further herein.With the electric control gear of key operated electric power system, the electric-controlled switch that rotates handlebar can move forwards or backwards wheelchair by rear wheel drive.
The described other end that turns to connecting plate 109 is fixed on trailing wheel crotch 9, described trailing wheel crotch 9 connects trailing wheel 501 and drives trailing wheel swing to turn to, described trailing wheel crotch 9 overlaps 901 by crotch and is arranged in the middle of vehicle frame 2 rears, and described trailing wheel 501 is positioned at the centre position, rear of vehicle frame 2.
As Figure 1-3, described handlebar 6 be can horizontal sliding rotary bicycle handle, be positioned at the front upper of vehicle frame 2.Handlebar 6 is fixedly connected with the rotating shaft 1 of vertical direction, described rotating shaft 1 is arranged on vehicle frame 2 by rotating shaft fixed sleeve part 114, the end of described rotating shaft 1 is fixedly connected with bevel gear 1, bevel gear 1 and bevel gear 2 103 engagements, bevel gear 2 103 is fixedly connected with the rotating shaft 2 104 of horizontal direction, described rotating shaft 2 104 is arranged on vehicle frame 2 by rotating shaft fixed sleeve part 114, and the other end of described rotating shaft 2 104 is fixedly connected with the bearing holder (housing, cover) 1 of vertical direction.As Fig. 4, 5, 7, shown in 8, described bearing holder (housing, cover) 1 is connected with one end of the column type of rocking arm 106 by bearing 1, the other end of described rocking arm 106 is for open forked type structure and fix the bearing pin 111 of a horizontal direction, bearing 2 112 is installed on bearing pin 111, described bearing 2 112 is positioned at two middle also one end of cylinder lever connecting rod 107 of fork sheets of the fork configuration of described rocking arm 106, the other end of described pull bar 107 is connected with turning to one end of connecting plate 109 by card ball joint 108, as Fig. 1, shown in 3, the described other end that turns to connecting plate 109 is fixed on trailing wheel crotch 9, described trailing wheel crotch 9 connects trailing wheel 501 and drives trailing wheel swing to turn to, described trailing wheel crotch 9 overlaps 901 by crotch and is arranged in the middle of vehicle frame 2 rears, described trailing wheel 501 is positioned at the centre position, rear of vehicle frame 2.Described rotating shaft fixed sleeve part 114 is comprised of bearing holder (housing, cover) connecting axle bearing sleeve and the connecting plate of built-in bearing, and rotating shaft one, rotating shaft two are by bearings, and bearing holder (housing, cover) is connected with vehicle frame by connecting plate, and this is prior art.The described a pair of gear ratio that is meshed bevel gear one box bevel gear two is 1:1.Two bearings 1 of the interior installation of described bearing holder (housing, cover) 1, this kind of structure be convenient to install and can guarantee stressed evenly, extend accessory service life.As Figure 4-8, described pull bar 107 comprises that thread segment 1071, length adjustment bar 1, length adjustment bar 2 1073 and bearing holder (housing, cover) 2 1074 orders are linked as a stock, and described thread segment 1071 is threaded with card ball joint 108.Described pull bar 107 can be adjusted its length by length adjustment bar 1 and length adjustment bar 2 1073, its length adjustment mode can adopt after in length adjustment bar 2 1073 intubating length adjusting rods 1 and use the fixing method of jackscrew, also can adopt the method for adjusting its length that is threaded after length adjustment bar 1 and length adjustment bar 2 1073 are threaded, above method is prior art, does not describe in detail.Dead eye 1075 is set on described bearing holder (housing, cover) 2 1074 and described dead eye 1075 coordinates with bearing 2 112.
While turning to, singlehanded horizontal direction push-and-pull is to rotate handlebar, handlebar drives rotating shaft one rotation, by meshing gear, drives rotating shaft two rotations, rotating shaft two drives bearing holder (housing, cover) one to swing, bearing holder (housing, cover) one drives rocking arm two rotary oscillations around the shaft; rocking arm pushes away or pull pull bar motion, and pull bar pushes away or pulls and turns to connecting plate to swing, and connecting plate drives trailing wheel crotch to drive trailing wheel to swing and turns to.
By electric drive and steering mechanism, bicycle is controlled and is turned to advancing, braking and facilitated wheelchair user to carry out various operations, safety labor-saving.
Above-described bevel gear, bearing and card ball joint are prior art, can buy from the market.
Described handlebar 6 can be arranged on vehicle frame left side or right side, and convenient only have the personage that one hand can be movable to use.As shown in Figure 1-2, on described handlebar 6, brake 601 is set, described brake 601 cuts off the motor power of trailing wheel 501 when controlling the brake of trailing wheels 501, and this is prior art, is not described further.
As shown in Figure 1-2, the Wheelchair push handle 10 of pegging graft on described trailing wheel crotch 9, facilitates attendant propelled wheelchair.Wheelchair push handle is pegged graft by existing square hole inserting mode and trailing wheel crotch, and can drive trailing wheel crotch is rear-axle steering.Trailing wheel crotch 9 is connected with fixed sleeving 901 by bearing, and fixed sleeving 901 is fixed on vehicle frame.
The accessory of electric wheelchair of the present invention is complete, and bicycle is handled easily, safe, laborsaving, reliable, and the elderly and the disabled who is applicable to normal intelligence uses, and because three-wheel lands, the adaptability of wheelchair road pavement is fine.
Claims (5)
1. an electric wheelchair, comprise vehicle frame and two front-wheels that are fixed on vehicle frame front part sides, it is characterized in that, described vehicle frame (2) front upper arranges a singlehanded handlebar (6), handlebar (6) is fixedly connected with the rotating shaft one (101) of vertical direction, described rotating shaft one (101) is arranged on vehicle frame (2) by rotating shaft fixed sleeve part (114), the end of described rotating shaft one (101) is fixedly connected with bevel gear one (102), bevel gear one (102) and bevel gear two (103) engagements, bevel gear two (103) is fixedly connected with the rotating shaft two (104) of horizontal direction, described rotating shaft two (104) is arranged on vehicle frame (2) by rotating shaft fixed sleeve part (114), the other end of described rotating shaft two (104) is fixedly connected with the bearing holder (housing, cover) one (105) of vertical direction, described bearing holder (housing, cover) one (105) is connected with one end of rocking arm (106) by bearing one (113), the other end of described rocking arm (106) is for open forked type structure and fix the bearing pin (111) of a horizontal direction, the upper bearing two (112) of installing of bearing pin (111), described bearing two (112) is positioned at two middle also one end of cylinder lever connecting rod (107) of fork sheets of the fork configuration of described rocking arm (106), the other end of described pull bar (107) is connected with turning to one end of connecting plate (109) by card ball joint (108), the described other end that turns to connecting plate (109) is fixed on trailing wheel crotch (9), described trailing wheel crotch (9) connects trailing wheel (501) and drives trailing wheel swing to turn to, described trailing wheel crotch (9) is arranged in the middle of vehicle frame (2) rear by crotch cover (901), described trailing wheel (501) is positioned at the centre position, rear of vehicle frame (2).
2. a kind of electric wheelchair claimed in claim 1, it is characterized in that, described pull bar (107) is by thread segment (1071), length adjustment bar one (1072), the stock that length adjustment bar two (1073) and bearing holder (housing, cover) two (1074) are linked in sequence and form, described thread segment (1071) is threaded with card ball joint (108), on described bearing holder (housing, cover) two (1074), dead eye (1075) is set, described dead eye (1075) coordinates with bearing two (112), described pull bar (107) can be adjusted its length by inserting length adjustment bar two (1073) in length adjustment bar one (1072), and fix with jackscrew.
3. a kind of electric wheelchair claimed in claim 1, it is characterized in that, the Electric Motor Wheel that described trailing wheel (501) is built-in motor, described trailing wheel is controlled its speed by the electric-controlled switch on handlebar (6) by electric control gear (502), and the forward and backward switch of trailing wheel (501) is set on handlebar (6); Brake (601) is set on described handlebar (6), and the motor power of trailing wheel (501) is cut off in the brake of described brake (601) control trailing wheel (501) simultaneously.
4. a kind of electric wheelchair claimed in claim 1, is characterized in that, the upper grafting Wheelchair push handle (10) of described trailing wheel crotch (9).
5. a kind of electric wheelchair claimed in claim 1, is characterized in that, hand rim (301) and parking brake (4) are set on described front-wheel (3), and armrest pad (7) and foot holder (8) are set on described vehicle frame (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210173383.3A CN102670361B (en) | 2012-05-30 | 2012-05-30 | Electrically propelled wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210173383.3A CN102670361B (en) | 2012-05-30 | 2012-05-30 | Electrically propelled wheelchair |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102670361A CN102670361A (en) | 2012-09-19 |
| CN102670361B true CN102670361B (en) | 2014-11-26 |
Family
ID=46803365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210173383.3A Expired - Fee Related CN102670361B (en) | 2012-05-30 | 2012-05-30 | Electrically propelled wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102670361B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104095717A (en) * | 2013-04-03 | 2014-10-15 | 王保福 | Portable electrically propelled wheelchair |
| CN107049630A (en) * | 2017-06-07 | 2017-08-18 | 孙志仁 | A kind of new disabled person's energy-conservation scooter |
| CN108945222B (en) * | 2018-06-27 | 2024-08-02 | 成都华诚立信科技有限公司 | Tricycle for disabled person |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05220196A (en) * | 1991-10-29 | 1993-08-31 | Tadashi Iura | Wheelchair |
| JP2000126242A (en) * | 1998-10-23 | 2000-05-09 | Kawamura Cycle:Kk | Electric wheelchair |
| CN2716122Y (en) * | 2004-08-18 | 2005-08-10 | 谢寿椿 | Power-driven vehicle and steering operating mechanism and knuckle thereof |
| CN202589806U (en) * | 2012-05-30 | 2012-12-12 | 王保福 | Electric wheel chair |
-
2012
- 2012-05-30 CN CN201210173383.3A patent/CN102670361B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05220196A (en) * | 1991-10-29 | 1993-08-31 | Tadashi Iura | Wheelchair |
| JP2000126242A (en) * | 1998-10-23 | 2000-05-09 | Kawamura Cycle:Kk | Electric wheelchair |
| CN2716122Y (en) * | 2004-08-18 | 2005-08-10 | 谢寿椿 | Power-driven vehicle and steering operating mechanism and knuckle thereof |
| CN202589806U (en) * | 2012-05-30 | 2012-12-12 | 王保福 | Electric wheel chair |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102670361A (en) | 2012-09-19 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141126 Termination date: 20160530 |