CN2843981Y - Four-wheeled bicycle - Google Patents
Four-wheeled bicycle Download PDFInfo
- Publication number
- CN2843981Y CN2843981Y CN 200520092445 CN200520092445U CN2843981Y CN 2843981 Y CN2843981 Y CN 2843981Y CN 200520092445 CN200520092445 CN 200520092445 CN 200520092445 U CN200520092445 U CN 200520092445U CN 2843981 Y CN2843981 Y CN 2843981Y
- Authority
- CN
- China
- Prior art keywords
- axis
- wheel
- vehicle frame
- fork
- steering hardware
- 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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Abstract
The utility model discloses a kind of four-wheeled bicycle, be made of vehicle frame, wheel, actuating device and steering hardware, vehicle frame is horizontal " worker " font, and there are axis and sprocket wheel in the centre, and seat and steering hardware are installed above; Wheel has four, and two trailing wheels are connected by axis, and bearing is arranged on the axis, and bearing seat is connected with top vehicle frame; Ratchet is housed on the axis, is connected with the sprocket wheel of axis through chain.Two front-wheels are contained on the front fork, and two front forks connect to ground through rotating shaft.The utility model can either also can be used as the apparatus of exercise, leisure as the vehicle, especially is fit to the elderly's trip and exercise.Simultaneously, it can also be convenient to patient and paramedic and far leave the residence as the invalid personnel's of nursing wheel Wheel-chair.
Description
One, technical field
The utility model belongs to the vehicle, is specifically related to a kind of four-wheeled bicycle.
Two, background technology
The bicycle that uses has bicycle and three-wheel vehicle at present.Bicycle is simple and practical, becomes a kind of main vehicle already.Three-wheel vehicle also is being extensive use of as the instrument of manned loading.But their constructional features own make them steady inadequately, are not suitable for taking exercise leisure and use, and especially are not suitable for the elderly and use.
Three, summary of the invention
The purpose of this utility model provides a kind of four-wheeled bicycle, and it both can be used as the instrument that walking along the street is ridden instead of walk, also can temper leisure for the people.The technical solution adopted in the utility model is: four-wheeled bicycle is made of vehicle frame, wheel, actuating device and steering hardware, and vehicle frame is horizontal " worker " font, and there are axis, sprocket wheel and pedal in the centre, and seat and steering hardware are installed above; Wheel has four, and two trailing wheels are connected by axis, and bearing is arranged on the axis, and bearing seat is connected with top vehicle frame; Ratchet is housed on the axis, is connected with the sprocket wheel of axis through chain.Two front-wheels are contained on the front fork, and two front forks connect to ground through rotating shaft.
The utility model is simple in structure, and is easy to operate, both can also can be used as the apparatus of exercise, leisure as the instrument of going on a journey and riding instead of walk, and especially suitable the elderly goes on a journey and takes exercise.Simultaneously, it can also be convenient to patient and paramedic and far leave the residence as the invalid personnel's of nursing wheel Wheel-chair.
Four, description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 removes the birds-eye view of seat for Fig. 1;
Fig. 3 is a steering hardware structural representation of the present utility model.
Five, the specific embodiment
Four-wheeled bicycle is made of vehicle frame, wheel, actuating device and steering hardware, and vehicle frame 11 is an elongated steel pipe, and crossbeam is arranged before and after it, forms " worker " font structure, and axis, sprocket wheel and pedal are installed in the middle of the vehicle frame 11.Wheel is four, and two trailing wheels 1 are bigger, linked together by axis.Bearing, brake and ratchet are arranged on the axis, and bearing seat connects the crossbeam at vehicle frame 11 rear portions through shock attenuation unit; Brake lever 3 is housed on the brake 2; Ratchet constitutes foot drive device through the sprocket wheel 7 of chain connection axis.Back seat 4 and front chair 8 are arranged above the vehicle frame, and bearing circle 5 is housed and turns to steel rope 6, there is stretcher 9 front chair 8 fronts.Two front-wheels 10 are less, are installed on the front fork, and two front forks are connected on the front cross rail of vehicle frame 11 by rotating shaft.Front chair 8 can be set to folded seat or hanging seat, when man-hour is not sat in the front, front chair can be folded or unloads to alleviate the weight of car.
Steering hardware is made of bearing circle 5, steel rope 6, driving wheel 13, follower 12 and four-bar linkage, bearing circle 5 is connected with driving wheel 13, steel rope 6 is wrapped on driving wheel 13 and the follower 12, the two ends, steel rope 6 left and right sides of drawing on follower 12 are separately fixed at the rear end of left fork 15 and right fork 18, the centre of left and right fork 15,18 and front end are hinged with rear linking rod 16 and front rod 17 respectively, there is axle sleeve 14,19 hinged place, rear linking rod 16 two ends, about two axle sleeves 14,19 be enclosed within the front fork upper end of two front-wheels 10 respectively.
The utility model is handled driving by the back seat personnel, and pedal power is saved the energy, reduced environmental pollution, the effect of can play leisure again, tempering.Control is convenient to handle in wheel steering mechanism, and that the steel rope steering swivel system turns to is flexible, light, reaction is fast, and volume is little, in light weight, makes things convenient for I﹠M.Four-wheeled operates steadily, and owing to adopt seat and bearing circle, its comfort level and degree of safety all improve a lot than bicycle and three-wheel vehicle.
Claims (2)
1, a kind of four-wheeled bicycle is made of vehicle frame, wheel, actuating device and steering hardware, it is characterized in that: vehicle frame (11) is horizontal " worker " font, and there are axis, sprocket wheel and pedal in the centre, and seat and steering hardware are installed above; Wheel has four, and two trailing wheels (1) are connected by axis, and bearing is arranged on the axis, and bearing seat is connected with top vehicle frame (11); Ratchet is housed on the axis, is connected with the sprocket wheel (7) of axis through chain.Two front-wheels (10) are contained on the front fork, and two front forks are connected with vehicle frame (11) through rotating shaft.
2, four-wheeled bicycle according to claim 1, it is characterized in that: steering hardware is by bearing circle (5), steel rope (6), driving wheel (13), follower (12) and four-bar linkage constitute, bearing circle (5) is connected with driving wheel (13), steel rope (6) is wrapped on driving wheel (13) and the follower (12), steel rope (6) two ends, the left and right sides of drawing on follower (12) are separately fixed at left fork (15) and right fork (18) rear end, a left side, right fork (15), (18) centre and front end are hinged with rear linking rod (16) and front rod (17) respectively, there is axle sleeve (14) rear linking rod (16) hinged place, two ends, (19), a left side, right two axle sleeves (14), (19) be enclosed within respectively on the front fork of two front-wheels (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520092445 CN2843981Y (en) | 2005-09-09 | 2005-09-09 | Four-wheeled bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520092445 CN2843981Y (en) | 2005-09-09 | 2005-09-09 | Four-wheeled bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2843981Y true CN2843981Y (en) | 2006-12-06 |
Family
ID=37485934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520092445 Expired - Fee Related CN2843981Y (en) | 2005-09-09 | 2005-09-09 | Four-wheeled bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2843981Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102211639A (en) * | 2010-04-08 | 2011-10-12 | 张意立 | Safe and convenient tricycle |
| CN104097724A (en) * | 2013-04-01 | 2014-10-15 | 詹富生 | Folding dual-purpose wheelchair |
| CN105730598A (en) * | 2016-02-04 | 2016-07-06 | 林学文 | Bodybuilding bicycle |
-
2005
- 2005-09-09 CN CN 200520092445 patent/CN2843981Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102211639A (en) * | 2010-04-08 | 2011-10-12 | 张意立 | Safe and convenient tricycle |
| CN104097724A (en) * | 2013-04-01 | 2014-10-15 | 詹富生 | Folding dual-purpose wheelchair |
| CN104097724B (en) * | 2013-04-01 | 2016-11-23 | 詹富生 | Collapsible two-use wheel chair |
| CN105730598A (en) * | 2016-02-04 | 2016-07-06 | 林学文 | Bodybuilding bicycle |
| CN105730598B (en) * | 2016-02-04 | 2018-10-23 | 林学文 | A kind of Exercycle |
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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: 20061206 |