CN202589806U - Electric wheel chair - Google Patents
Electric wheel chair Download PDFInfo
- Publication number
- CN202589806U CN202589806U CN 201220250445 CN201220250445U CN202589806U CN 202589806 U CN202589806 U CN 202589806U CN 201220250445 CN201220250445 CN 201220250445 CN 201220250445 U CN201220250445 U CN 201220250445U CN 202589806 U CN202589806 U CN 202589806U
- Authority
- CN
- China
- Prior art keywords
- rotating shaft
- trailing wheel
- bearing
- vehicle frame
- wheel
- 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 - Lifetime
Links
Images
Landscapes
- Automatic Cycles, And Cycles In General (AREA)
Abstract
The utility model discloses an electric wheel chair. A single-hand handle is arranged above the front portion of a wheel chair frame, a vertical rotating shaft 1 is fixedly connected with the handle, the rotating shaft 1 is used to drive a horizontal rotating shaft 2 to synchronously move through a meshed bevel gear, a vertical bearing sleeve 1 is fixed at the other end of the rotating shaft 2, the bearing sleeve 1 is connected with a rocker arm through a bearing 1, the other end of the rocker arm is connected with one end of a pull rod through a pin roll and a bearing, wherein the pin roll and the bearing are horizontally fixed above the rocker arm, and the other end of the pull rod is connected with one end of a steering connection plate through a ball-shaped universal connector. The other end of the steering connection plate is fixed on a rear-wheel fork-shaped frame, and the rear-wheel fork-shaped frame is mounted in the middle of the rear portion of the wheel chair frame through a fork-shaped frame sleeve and is connected with a rear wheel to drive the rear wheel to sway and turn. The rear wheel is electric wheels with a motor arranged inside the electric wheel, and the speed of the rear wheel is controlled by an electronic-controlled switch on the handle. According to the electric wheel chair, the single-hand handle is used to control the rear wheel, namely to control the electric wheel chair to move and turn through a steering mechanism and an electronic-controlled device, operation is simple and convenient, and the electric wheel chair is suitable for elder people and the disabled, wherein the intelligence of the elder people and the intelligence of the disabled are normal.
Description
Technical field
This utility model belongs to the wheelchair field, relates in particular to a kind of electric wheelchair.
Background technology
Most man at an advanced age and people with disability need use wheelchair to assist and ride 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 use for normal old people of intelligence or people with disability more easily.But the actuating of electric wheelchair in the market especially turns to inconvenience, and the bad adaptability of wheelchair road pavement.
The utility model content
The purpose of this utility model be to provide a kind of simple to operate, turn to conveniently, stable electric wheelchair safe in utilization.
This utility model adopts following technical scheme:
A kind of electric wheelchair; Comprise vehicle frame and two front-wheels that are fixed on the vehicle frame front part sides, it is characterized in that described vehicle frame 2 front upper are provided with a singlehanded handlebar 6; Handlebar 6 is fixedly connected the rotating shaft 1 of vertical direction; Described rotating shaft 1 is installed on the vehicle frame 2 through rotating shaft fixed sleeve part 114, and the end of described rotating shaft 1 is fixedly connected bevel gear 1, bevel gear 1 and bevel gear 2 103 engagements; Bevel gear 2 103 is fixedly connected the rotating shaft 2 104 of horizontal direction; Described rotating shaft 2 104 is installed on the vehicle frame 2 through rotating shaft fixed sleeve part 114, and the other end of described rotating shaft 2 104 is fixedly connected the bearing holder (housing, cover) 1 of vertical direction, and described bearing holder (housing, cover) 1 is connected with an end of rocking arm 106 through bearing 1; The other end of described rocking arm 106 is the bearing pin 111 of an open forked type structure and a fixing horizontal direction; Bearing 2 112 is installed on the bearing pin 111, and described bearing 2 112 is positioned at the middle also end of cylinder lever connecting rod 107 of two fork sheets of the fork configuration of described rocking arm 106, and the other end of described pull bar 107 is connected with an end that turns to connecting plate 109 through card ball joint 108; The described other end of connecting plate 109 that turns to is fixed on the trailing wheel crotch 9; Described trailing wheel crotch 9 connects trailing wheels 501 and drives the trailing wheel swing and turns to, and described trailing wheel crotch 9 is installed in the middle of vehicle frame 2 rears through crotch cover 901, and 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 the described bearing holder (housing, cover) 2 1074 dead eye 1075 is set; Described dead eye 1075 cooperates with bearing 2 112, and described pull bar 107 can be adjusted its length through inserting length adjustment bar 2 1073 in the length adjustment bar 1, and fixes with jackscrew.
Described trailing wheel 501 is the Electric Motor Wheel of built-in motor, and described trailing wheel through electric control gear 502 its speed of control, is provided with the forward and backward switch of trailing wheel 501 by the electric-controlled switch on the handlebar 6 on the handlebar 6; On the described handlebar 6 brake 601 is set, the motor power of trailing wheel 501 is cut off in the brake of described brake 601 control trailing wheels 501 simultaneously.
Grafting wheelchair pushing hands 10 on the described trailing wheel crotch 9.
This utility model through bicycle and the motion of the steering mechanism that connected control powered rear wheels and turning to; Simple to operation; Other accessories of electric wheelchair are complete, be fit to the normal elderly and the disabled of intelligence and use, and the adaptability of wheelchair road pavement is fine.
Description of drawings
Fig. 1 is the structural representation front view of this utility model;
Fig. 2 is the structural representation left view of this utility model
Fig. 3 is steering mechanism's structural representation front view of this utility model;
Fig. 4 is that the A of Fig. 3 of this utility model is to view;
Fig. 5 is that the D of Fig. 3 of this utility model is to view;
Fig. 6 is the structural representation of the pull bar of this utility model;
Fig. 7 is the C-C cutaway view among Fig. 3 of this utility model;
Fig. 8 is the B-B cutaway view among Fig. 4 of this utility model.
The graphical indicia explanation:
1-steering mechanism; The 2-vehicle frame; The 3-front-wheel; The 4-parking brake; The 6-handlebar;
The 7-armrest pad; The holder of 8-foot; 9-trailing wheel crotch; The pushing hands of 10-wheelchair; The 11-seat;
101-rotating shaft one; 102-bevel gear one; 103-bevel gear two; 104-rotating shaft two;
105-bearing holder (housing, cover) one; The 106-rocking arm; The 107-pull bar; The 108-card ball joint;
109-turns to connecting plate; 110-nut 111-bearing pin; 112-bearing two;
113-bearing one; 114-rotating shaft fixed sleeve part;
The 1071-thread segment; 1072-length adjustment bar one; 107-length adjustment bar two;
1074-bearing holder (housing, cover) two; The 1075-dead eye;
The 301-hand-pushing wheel;
The 501-trailing wheel; The 502-electric control gear; The 503-accumulator; Automatically controlled indication of 504-and switch enclosure;
The 601-brake;
901-crotch cover;
The specific embodiment
Shown in Fig. 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 the vehicle frame, and vehicle frame is provided with armrest pad 7 at the forearm of placing the people and the place of hands.Hand rim 301 and parking brake 4 are set on the described front-wheel 3, and the place ahead of described vehicle frame 2 is provided with foot holder 8.Described vehicle frame, seat, front-wheel, hand rim, armrest pad, parking brake, foot holder are prior art, are not described further here.
Shown in Fig. 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 the handlebar 6 through electric control gear 502.Described electric control gear 502 is furnished with automatically controlled indication and the switch enclosure 504 that is installed on the vehicle frame 2.Powered rear wheels and electric-control system thereof are by accumulator 503 power supplies.Described accumulator and electric control gear are fixed on the vehicle frame, are positioned at seat rear or below; Automatically controlled indication and switch enclosure are fixed on the 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 that starts accumulator, and this is a prior art.The forward and backward switch of trailing wheel 501 is set on the described handlebar 6, controls by electric control gear.Described storage battery power supply belongs to prior art by handlebar as the rear wheel movement of switch knob through electric control system controls wheel hub built-in motor, is not described further here.With the electric control gear of key operated electric power system, the electric-controlled switch that rotates handlebar can move forwards or backwards wheelchair through rear wheel drive.
The described other end of connecting plate 109 that turns to is fixed on the trailing wheel crotch 9; Described trailing wheel crotch 9 connects trailing wheels 501 and drives the trailing wheel swing and turns to; Described trailing wheel crotch 9 is installed in the middle of vehicle frame 2 rears through crotch cover 901, and described trailing wheel 501 is positioned at the centre position, rear of vehicle frame 2.
Shown in Fig. 1-3, described handlebar 6 be can be horizontal the push-and-pull rotation the bicycle handle, be positioned at the front upper of vehicle frame 2.Handlebar 6 is fixedly connected the rotating shaft 1 of vertical direction; Described rotating shaft 1 is installed on the vehicle frame 2 through rotating shaft fixed sleeve part 114; The end of described rotating shaft 1 is fixedly connected bevel gear 1, bevel gear 1 and bevel gear 2 103 engagements, and bevel gear 2 103 is fixedly connected the rotating shaft 2 104 of horizontal direction; Described rotating shaft 2 104 is installed on the vehicle frame 2 through rotating shaft fixed sleeve part 114, and the other end of described rotating shaft 2 104 is fixedly connected the bearing holder (housing, cover) 1 of vertical direction.Like Fig. 4,5,7, shown in 8; Described bearing holder (housing, cover) 1 is connected with an end of the column type of rocking arm 106 through bearing 1; The other end of described rocking arm 106 is also fixed the bearing pin 111 of a horizontal direction for the forked type structure of opening, and bearing 2 112 is installed on the bearing pin 111, and described bearing 2 112 is positioned at the middle also end of cylinder lever connecting rod 107 of two fork sheets of the fork configuration of described rocking arm 106; The other end of described pull bar 107 is connected with an end that turns to connecting plate 109 through card ball joint 108; Like Fig. 1, shown in 3, the described other end of connecting plate 109 that turns to is fixed on the trailing wheel crotch 9, and described trailing wheel crotch 9 connects trailing wheels 501 and drives the trailing wheel swing and turns to; Described trailing wheel crotch 9 is installed in the middle of vehicle frame 2 rears through crotch cover 901, and described trailing wheel 501 is positioned at the centre position, rear of vehicle frame 2.Described rotating shaft fixed sleeve part 114 is made up of the 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 through connecting plate, and this is a 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 are installed in the described bearing holder (housing, cover) 1, this kind structure be convenient to install and can guarantee stressed evenly, prolong accessory service life.Shown in Fig. 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 through length adjustment bar 1 and length adjustment bar 2 1073 its length of adjustment; Its length adjustment mode can adopt inserts back use jackscrew fixed method in the length adjustment bar 1 with length adjustment bar 2 1073; Also can adopt the be threaded method of its length that is threaded of back adjustment of length adjustment bar 1 and length adjustment bar 2 1073; Above method is prior art, does not do detailed description.Dead eye 1075 and described dead eye 1075 are set on the described bearing holder (housing, cover) 2 1074 to be cooperated with bearing 2 112.
When turning to; Singlehanded horizontal direction push-and-pull is to rotate handlebar, and handlebar drives rotating shaft one rotation, drives rotating shaft two rotations through meshing gear, and rotating shaft two drives bearing holder (housing, cover) one swing; Bearing holder (housing, cover) one drives rocking arm two rotary oscillations around the shaft; rocking arm pushes away or spur the pull bar motion, and pull bar pushes away or spurs and turns to the connecting plate swing, and connecting plate drive trailing wheel crotch drives the trailing wheel swing and turns to.
Drive and steering mechanism through electricity, bicycle is controlled and is turned to advancing, braking and made things convenient for the 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 market.
Described handlebar 6 can be installed in vehicle frame left side or right side, and convenient only have one hand active personage to use.Shown in Fig. 1-2, on the described handlebar 6 brake 601 is set, cut off the motor power of trailing wheel 501 in the time of the brake of described brake 601 control trailing wheels 501, this is a prior art, is not described further.
Shown in Fig. 1-2, grafting wheelchair pushing hands 10 makes things convenient for the attendant propelled wheelchair on the described trailing wheel crotch 9.The wheelchair pushing hands is pegged graft through existing square hole inserting mode and trailing wheel crotch, and can drive the trailing wheel crotch is rear-axle steering.Trailing wheel crotch 9 is connected with fixed sleeving 901 through bearing, and fixed sleeving 901 is fixed on the vehicle frame.
The accessory of the electric wheelchair of this utility model is complete, and bicycle is handled easily, and is safe, laborsaving, reliable, be fit to the normal elderly and the disabled of intelligence and use, and because three-wheel lands, the adaptability of wheelchair road pavement is fine.
Claims (5)
1. electric wheelchair; Comprise vehicle frame and two front-wheels that are fixed on the vehicle frame front part sides; It is characterized in that; Described vehicle frame (2) front upper is provided with a singlehanded handlebar (6); Handlebar (6) is fixedly connected the rotating shaft one (101) of vertical direction; Described rotating shaft one (101) is installed on the vehicle frame (2) through rotating shaft fixed sleeve part (114), and the end of described rotating shaft one (101) is fixedly connected bevel gear one (102), bevel gear one (102) and bevel gear two (103) engagements; Bevel gear two (103) is fixedly connected the rotating shaft two (104) of horizontal direction; Described rotating shaft two (104) is installed on the vehicle frame (2) through rotating shaft fixed sleeve part (114), and the other end of described rotating shaft two (104) is fixedly connected the bearing holder (housing, cover) one (105) of vertical direction, and described bearing holder (housing, cover) one (105) is connected with an end of rocking arm (106) through bearing one (113); The other end of described rocking arm (106) is the bearing pin (111) of an open forked type structure and a fixing horizontal direction; Bearing pin (111) is gone up bearing two (112) is installed, and described bearing two (112) is positioned at the middle also end of cylinder lever connecting rod (107) of two fork sheets of the fork configuration of described rocking arm (106), and the other end of described pull bar (107) is connected with an end that turns to connecting plate (109) through card ball joint (108); The described other end of connecting plate (109) that turns to is fixed on the trailing wheel crotch (9); Described trailing wheel crotch (9) connects trailing wheel (501) and drives the trailing wheel swing and turns to, and described trailing wheel crotch (9) is installed in the middle of vehicle frame (2) rear through crotch cover (901), and described trailing wheel (501) is positioned at the centre position, rear of vehicle frame (2).
2. the described a kind of electric wheelchair of claim 1; It is characterized in that; The stock that described pull bar (107) is linked in sequence and is formed by thread segment (1071), length adjustment bar one (1072), length adjustment bar two (1073) and bearing holder (housing, cover) two (1074); Described thread segment (1071) is threaded with card ball joint (108), on the described bearing holder (housing, cover) two (1074) dead eye (1075) is set, and described dead eye (1075) cooperates with bearing two (112); Described pull bar (107) can be adjusted its length through inserting length adjustment bar two (1073) in the length adjustment bar one (1072), and fixes with jackscrew.
3. the described a kind of electric wheelchair of claim 1; It is characterized in that; Described trailing wheel (501) is the Electric Motor Wheel of built-in motor; Described trailing wheel is controlled its speed by the electric-controlled switch on the handlebar (6) through electric control gear (502), and the forward and backward switch of trailing wheel (501) is set on the handlebar (6); Brake (601) is set on the 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. the described a kind of electric wheelchair of claim 1 is characterized in that, described trailing wheel crotch (9) is gone up grafting wheelchair pushing hands (10).
5. the described a kind of electric wheelchair of claim 1 is characterized in that, hand rim (301) and parking brake (4) are set on the described front-wheel (3), and armrest pad (7) and foot holder (8) are set on the described vehicle frame (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220250445 CN202589806U (en) | 2012-05-30 | 2012-05-30 | Electric wheel chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220250445 CN202589806U (en) | 2012-05-30 | 2012-05-30 | Electric wheel chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202589806U true CN202589806U (en) | 2012-12-12 |
Family
ID=47307389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220250445 Expired - Lifetime CN202589806U (en) | 2012-05-30 | 2012-05-30 | Electric wheel chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202589806U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102670361A (en) * | 2012-05-30 | 2012-09-19 | 王保福 | Electrically propelled wheelchair |
| CN106923978A (en) * | 2017-03-15 | 2017-07-07 | 孙培培 | A kind of multifunction nursing chair |
| CN107468441A (en) * | 2017-09-11 | 2017-12-15 | 苏州诺乐智能科技有限公司 | A kind of electric wheelchair of stable direction |
-
2012
- 2012-05-30 CN CN 201220250445 patent/CN202589806U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102670361A (en) * | 2012-05-30 | 2012-09-19 | 王保福 | Electrically propelled wheelchair |
| CN102670361B (en) * | 2012-05-30 | 2014-11-26 | 王保福 | Electrically propelled wheelchair |
| CN106923978A (en) * | 2017-03-15 | 2017-07-07 | 孙培培 | A kind of multifunction nursing chair |
| CN107468441A (en) * | 2017-09-11 | 2017-12-15 | 苏州诺乐智能科技有限公司 | A kind of electric wheelchair of stable direction |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202966533U (en) | Eswing two-wheeled self-balancing bicycle | |
| CN202875649U (en) | Combination type electric wheelchair | |
| CN203996627U (en) | Light four-wheel storage battery car | |
| CN106181948A (en) | A kind of motor vehicle repair driven plate recumbent bicycle | |
| CN202589806U (en) | Electric wheel chair | |
| CN204150096U (en) | Dual rotation system battery-driven car | |
| CN102670361B (en) | Electrically propelled wheelchair | |
| CN200994867Y (en) | Electric-manual two-purpose convenient wheel chair | |
| CN201333140Y (en) | Mini electric tricycle | |
| CN2792460Y (en) | Electric gearing wheel chair | |
| CN102824251A (en) | Electric wheel chair | |
| CN201295333Y (en) | Electric and manual four-wheeler special for the disabled | |
| CN202386872U (en) | Electrically-propelled wheelchair driving device and double-handle electrically-propelled wheelchair | |
| CN201512060U (en) | Electrically power-assisted vehicle | |
| CN202761563U (en) | Electric wheelchair | |
| CN208007215U (en) | A kind of national standard electric bicycle of chain drive | |
| CN104095717A (en) | Portable electrically propelled wheelchair | |
| CN206155669U (en) | Electric bicycle | |
| CN203195872U (en) | Portable electrically powered wheelchair | |
| CN201275213Y (en) | Electric wheelchair | |
| CN2900317Y (en) | Steering wheel type back wheel turning tricycle bicycle | |
| CN103661754B (en) | A kind of two-wheeled hand driven bicycle | |
| CN201847847U (en) | Electric wheel chair | |
| CN201790974U (en) | Electric wheelchair with novel steering mechanism | |
| CN217969763U (en) | Double-drive electric vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121212 Effective date of abandoning: 20141126 |
|
| RGAV | Abandon patent right to avoid regrant |