CN202574497U - Two-wheeler with small wheel diameters - Google Patents
Two-wheeler with small wheel diameters Download PDFInfo
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- CN202574497U CN202574497U CN 201220123166 CN201220123166U CN202574497U CN 202574497 U CN202574497 U CN 202574497U CN 201220123166 CN201220123166 CN 201220123166 CN 201220123166 U CN201220123166 U CN 201220123166U CN 202574497 U CN202574497 U CN 202574497U
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- wheel
- footpath
- steamboat
- car
- wheel car
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Abstract
The utility model discloses a two-wheeler with small wheel diameters. The two-wheeler comprises a front wheel, a rear wheel, a front fork, pedals and a cushion, and the front wheel and the rear wheel are on two straight lines when the two-wheeler travels. The front wheel and the rear wheel are dislocated with a certain distance to enable the front wheel and the rear wheel to travel on the two straight lines respectively, so that the two-wheeler is easy to control and difficult to tumble when the two-wheeler travels and turns. Consequently, the defect that the two-wheeler with the small wheel diameters is not stable enough in control is overcome.
Description
Technical field
The utility model relates to a kind of diameter less than 22 inches steamboat footpath two-wheel car, relates in particular to the steamboat footpath battery-driven car that a kind of front and back wheel off normal is gone.
Background technology
No matter be traditional two-wheel car or now generally popular steamboat footpath two-wheel car (is " mini electric car " patent application of CN 102310911 A like publication No.), its project organization strictness with reference to front-wheel and trailing wheel along the straight line design of going.Front-wheel and trailing wheel are consistent with the front and back inertia direction of car itself as far as possible, reduce riding resistance, car can not break away yet during brake, make ride more brisk.This is necessary for the emulation drive property car that requires speed.But because front-wheel and trailing wheel be at straight line, the car left and right directions does not just have the strong point, so the certain riding speed of the necessary maintenance of car itself, relies on certain force of inertia could keep left and right sides balance and be unlikely to swaying style soon.
In slowly by bike, car only reliable front-wheel about turn round and just can keep car and be unlikely to topple over, this be utilized the brake drum of front wheel right hand and left hand right-hand corner cause with the off normal principle of inertia direction formation; When front-wheel turns round; Because fixedly the front fork of front-wheel all is the hypsokinesis certain angle,, that is to say on the rectilinear direction of inertia front and back so front-wheel and trailing wheel in fact are in the state that departs from straight line inertia direction momently when turning round; An of short duration off-straight in place of front-wheel; Increased a left side or right fulcrum, formed three of short duration rock-steady structuries, made in the process of moving; No matter a car left side or the right side can revert on the rectilinear direction, so when going, can not fall down.
The utility model content
The steamboat footpath two-wheel car that the purpose of the utility model is to provide a kind of front and back wheel off normal to go, it mainly comprises front-wheel, trailing wheel, front fork, foot-operated, cushion, wherein said steamboat footpath two-wheel car in motion, front-wheel and trailing wheel are positioned on two straight lines.
Among the embodiment of the utility model, front-wheel is designed to depart from the trailing wheel straight line certain distance that goes.Said distance is at least 1/10 width of front tyre.Perhaps trailing wheel is designed to depart from the front-wheel straight line certain distance that goes.Said distance is at least 1/10 width of rear tire.
Among another embodiment of the utility model, front-wheel is provided with motor.
Among another embodiment of the utility model, said foot-operated being arranged on the front fork.Particularly, said foot-operated directly being fixedly connected on the front wheel spindle is fixed together with front fork through front wheel spindle indirectly.
Among another embodiment of the utility model, brake structure only is set on trailing wheel.Said brake structure is preferably disc brake.
Among another embodiment of the utility model, also comprise controller for electric vehicle, said controller for electric vehicle is set to the slow startup of control motor between 3 seconds to 20 seconds.
Among another embodiment of the utility model, controller for electric vehicle is set to automatic cruise mode, through going of foot-operated control steamboat footpath two-wheel car.
Two-wheel car of the prior art, for example the mini electric car adopts front-wheel and trailing wheel straight line structure, and car is ridden and is controlled all unstable; Especially when turning round, car is easy to fall down, but the steamboat that the utility model provides footpath two-wheel car adopts front-wheel and trailing wheel off normal certain distance; When front-wheel and trailing wheel are gone on two straight lines respectively; Car all than being easier to control, is not easy to fall down when riding and turning round.Changed the handling stable inadequately defective of steamboat footpath two-wheel car.
For let the above-mentioned of the utility model and other purpose, feature and advantage can be more obviously understandable, hereinafter is special lifts preferred embodiment, and conjunction with figs., elaborates as follows.
Description of drawings
Fig. 1 is the scheme drawing of the steamboat footpath two-wheel car of prior art;
Fig. 2 is the front elevational schematic according to the steamboat footpath two-wheel car of an embodiment of the utility model;
Fig. 3 is the schematic top plan view according to the steamboat footpath two-wheel car of another embodiment of the utility model;
Fig. 4 is the schematic rear view according to the steamboat footpath two-wheel car of another embodiment of the utility model.
Description of reference numerals
1...... motor 2...... rear brake 3...... battery
4...... controller for electric vehicle 5...... vehicle body 6...... front-wheel
7...... trailing wheel 8...... straight line 9...... straight line
10...... foot-operated 11...... front fork 12...... cushion
The specific embodiment
With reference to Fig. 1, it is the two-wheel car of prior art, and when craspedodrome was gone, its front-wheel 6 and trailing wheel 7 were on same straight line 8.
With reference to Fig. 2, it is the front elevational schematic of the steamboat footpath two-wheel car of the utility model, and it comprises front-wheel 6, trailing wheel 7, front fork 11, foot-operated 10, cushion 12, battery 3, motor 1, controller for electric vehicle 4 etc.Battery 3 is regulated motor 1 through controller for electric vehicle 4 and is promoted going of battery-driven car.
With reference to Fig. 3, its be the utility model steamboat footpath two-wheel car overlook exemplary plot (wherein not shown battery and controller for electric vehicle).From figure, obviously can find out; The front-wheel 6 of the steamboat footpath two-wheel car of the utility model is designed to the straight line off-set construction with trailing wheel 7; Just front-wheel 6 and trailing wheel 7 just let their keep certain and structures straight line 8 off normals in the time of design-calculated; For example, trailing wheel 7 is on straight line 8, and front-wheel 6 parallel offset straight lines 8 certain distances are on straight line 9.Promptly letting front-wheel 6 be designed to parallel offset trailing wheel 7 goes on the straight line 9 of straight line 8 certain distances.Like this; In the process that two-wheeled goes; Even under state at a slow speed, also swaying style easily not especially is fit to be particular about directly two-wheel car of the better steamboat of stability because the parallel naturally off normal of front-wheel 6 and trailing wheel 7 forms the rock-steady structure of 3 natural one sides.
This structure design is fit to not pursue the RV recreational vehicle of speed equally, especially is particular about the mini steamboat footpath bicycle of stability.Steamboat footpath bicycle is easy to carry, deposits conveniently, and be an important directions of bicycle development, but generally acknowledged and control stability not as bull wheel footpath bicycle, through the transformation of this structure, the handling stable inadequately defective of big about-face steamboat footpath car.
With reference to Fig. 4, it is the back view of the steamboat footpath two-wheel car of the utility model, and outside the tyre width of a front-wheel 6 and a front-wheel 6 of trailing wheel 7 dislocation, the distance between the inward flange of the inward flange of front-wheel 6 and trailing wheel 7 is 1/10 of a front tyre width.What those skilled in the art can expect is, front-wheel 6 can be the width that is greater than or less than the tire of front-wheel 6 with the distance of trailing wheel 7 dislocation, and the distance between the inward flange of the inward flange of front-wheel 6 and trailing wheel 7 also is variable.Such improvement still can realize the utility model purpose of the utility model, still belongs to the protection domain of the utility model.
Though the footpath of the steamboat shown in Fig. 3 two-wheel car is compared with existing two-wheel car; Be front-wheel 6 to be designed to parallel offset trailing wheel 7 go on the straight line 9 of straight line 8 certain distances; But what those skilled in the art can expect is; Can also be standard with the front-wheel of the two-wheel car of prior art, trailing wheel is designed to the parallel offset front-wheel go on another straight line of straight line certain distance.Outside the width of the tire of a trailing wheel of front-wheel and trailing wheel dislocation, the distance between the inward flange of front-wheel and the inward flange of trailing wheel is 1/10 of a rear tire width like this.Likewise, the distance of front-wheel and trailing wheel dislocation can be the tyre width that is greater than or less than trailing wheel, and the distance between the inward flange of trailing wheel and the inward flange of front-wheel also is variable.Such improvement still can realize the utility model purpose of the utility model, still belongs to the protection domain of the utility model.
More easiness in handling is better with stability under steam in order to make steamboat footpath two-wheel car, and except adopting above-mentioned front and back wheel off normal technical pattern, the utility model has also adopted following technology.
For example will ride 10 is arranged on the front fork 11.Particularly, said foot-operated 10 directly are fixedly connected on the front wheel spindle, are fixed together with front fork 11 indirectly through front wheel spindle.Because front fork 11 has the function of turning to, foot-operated 10 are fixedly connected on front fork 11, and therefore, this rides 10 beyond the support of playing pin, can also play the effect of control direction to front fork 11.
For example on the body frame structure for automotive of steamboat footpath two-wheel car; Be arranged on front-wheel 6 to 1 in motor; Make motor 1 become pulling force to people's car by thrust to people's car, like this, even motor 1 power increases suddenly; Also just cause front-wheel 6 to rotate skidding and can not cause front-wheel 6 to upwarp, thereby avoid the overturning backward of people's car on ground.
Simultaneously; Be set to the control " motor is slow to be started " between 3 seconds to 20 seconds to controller for electric vehicle 4 through program design (for example designing timer); Make steamboat footpath two-wheel car in the starting stage; Give motor 1 one electric currents that slowly rise, rather than the traditional electrical motor-car is given a very big electric current when starting quickly.This improvement, guaranteed steamboat footpath two-wheel car just begin to start to walk to ride the time people car safety; Thereby make steamboat footpath two-wheel car under braking state, can not make the overturning forward of people's car because vehicle body 5 is too short.
The steamboat footpath two-wheel car that while the utility model provides only is provided with braking mechanism on trailing wheel 7; Rear brake 2 shown in promptly scheming (for example being disc brake or known other the suitable brake structure of those skilled in the art shown in the figure); Front brake is not set, thereby guarantees can the accident of people's car overturning taken place because of front-wheel.
In addition; The steamboat footpath two-wheel car that the utility model provides can also be realized " freely driving "; Be about to controller and be set at automatic cruise mode, 10 control advancing, turn round etc. of car load with riding on the foot control system front fork 11, thereby can free by handle; Make the thing that to make some within the reachs under steam of hand, such as taking pictures, take thing or the like.
Through examination ride prior art two-wheel car (like publication No. be CN 102310911 A patent application " the mini electric car) with the steamboat footpath two-wheel car of the utility model, the result is: the two-wheel car of prior art adopts front-wheel and trailing wheel straight line structure, car is ridden and is controlled all unstable; especially when turning round; car is easy to fall down, but at the steamboat that adopts the utility model two-wheel car directly, the parallel off normal certain distance with trailing wheel of its front-wheel; when front-wheel and trailing wheel are gone on two straight lines respectively; car is all controlled than being easier to when riding and turning round, and is not easy to fall down.
And in free test-drive, (promptly only control the directly travel direction of two-wheel car of steamboat through riding with pin; And hand is vacated) find; The two-wheel car of prior art (publication No. be CN 102310911 A patent application " the mini electric car) be not very steady; vehicle body sways easily in the process of freely driving and rocks, and especially controls when turning round with pin, falls down easily.And the distance that the front-wheel off-straight is certain is when going on another straight line, and promptly the two-wheeled of steamboat footpath two-wheel car is freely driven more stable not in the time of the straight line design-calculated.
Though the utility model discloses as above with preferred embodiment; Right its is not in order to limit the utility model; Any person of ordinary skill in the field; In spirit that does not break away from the utility model and scope, when can doing a little change and improvement, so the protection domain of the utility model is as the criterion when looking the claim person of defining.
Claims (14)
1. steamboat footpath two-wheel car comprises front-wheel, trailing wheel, front fork, foot-operated, cushion, it is characterized in that, said steamboat footpath two-wheel car in motion, front-wheel and trailing wheel are positioned on two straight lines.
2. steamboat according to claim 1 footpath two-wheel car is characterized in that, front-wheel is designed to depart from the trailing wheel straight line certain distance that goes.
3. steamboat according to claim 2 footpath two-wheel car is characterized in that, said distance be at least front tyre width 1/10.
4. according to each described steamboat footpath two-wheel car of claim 1 to 3, it is characterized in that front-wheel is provided with motor.
5. according to each described steamboat footpath two-wheel car of claim 1 to 3, it is characterized in that said foot-operated being arranged on the front fork.
6. steamboat according to claim 5 footpath two-wheel car is characterized in that said foot-operated directly being fixedly connected on the front wheel spindle is fixed together with front fork through front wheel spindle indirectly.
7. according to each described steamboat footpath two-wheel car of claim 1 to 3, it is characterized in that, brake structure only is set on trailing wheel.
8. steamboat according to claim 7 footpath two-wheel car is characterized in that said brake structure is a disc brake.
9. according to each described steamboat footpath two-wheel car of claim 1 to 3, it is characterized in that also comprise controller for electric vehicle, said controller for electric vehicle is set to the slow startup of control motor between 3 seconds to 20 seconds.
10. steamboat according to claim 4 footpath two-wheel car is characterized in that, also comprises controller for electric vehicle, and said controller for electric vehicle is set to the slow startup of control motor between 3 seconds to 20 seconds.
11. steamboat according to claim 5 footpath two-wheel car is characterized in that, also comprises controller for electric vehicle, said controller for electric vehicle is set to the slow startup of control motor between 3 seconds to 20 seconds.
12. steamboat according to claim 9 footpath two-wheel car is characterized in that controller for electric vehicle is set to automatic cruise mode, through going of foot-operated control steamboat footpath two-wheel car.
13. steamboat according to claim 10 footpath two-wheel car is characterized in that controller for electric vehicle is set to automatic cruise mode, through going of foot-operated control steamboat footpath two-wheel car.
14. steamboat according to claim 11 footpath two-wheel car is characterized in that controller for electric vehicle is set to automatic cruise mode, through going of foot-operated control steamboat footpath two-wheel car.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220123166 CN202574497U (en) | 2012-03-28 | 2012-03-28 | Two-wheeler with small wheel diameters |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220123166 CN202574497U (en) | 2012-03-28 | 2012-03-28 | Two-wheeler with small wheel diameters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202574497U true CN202574497U (en) | 2012-12-05 |
Family
ID=47243940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220123166 Expired - Fee Related CN202574497U (en) | 2012-03-28 | 2012-03-28 | Two-wheeler with small wheel diameters |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202574497U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013143046A1 (en) * | 2012-03-28 | 2013-10-03 | 太仓市哲泰天产品设计有限公司 | Two-wheeled vehicle with small diameter wheels |
-
2012
- 2012-03-28 CN CN 201220123166 patent/CN202574497U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013143046A1 (en) * | 2012-03-28 | 2013-10-03 | 太仓市哲泰天产品设计有限公司 | Two-wheeled vehicle with small diameter wheels |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20121205 Termination date: 20150328 |
|
| EXPY | Termination of patent right or utility model |