CN201670323U - Compact bicycle - Google Patents
Compact bicycle Download PDFInfo
- Publication number
- CN201670323U CN201670323U CN2010201902217U CN201020190221U CN201670323U CN 201670323 U CN201670323 U CN 201670323U CN 2010201902217 U CN2010201902217 U CN 2010201902217U CN 201020190221 U CN201020190221 U CN 201020190221U CN 201670323 U CN201670323 U CN 201670323U
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- CN
- China
- Prior art keywords
- axle
- gear
- handlebar
- wheel
- fork
- 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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- Steering Devices For Bicycles And Motorcycles (AREA)
Abstract
The utility model relates to a compact bicycle, comprising a front fork, a rear fork, a front wheel, a rear wheel, a front axle, a rear axle, a driving system, a saddle, a handlebar and a brake system. The front fork and the rear fork are in rotating connection, the saddle is arranged on the front axle, the handlebar and the front fork are in rotating connection, the handlebar and the rear fork are respectively connected with a transmission device, and the front axle is connected with the front fork. The front axle is integral and is in rotating connection with the driving shaft of the driving system and a hub of a front wheel. The front axle also can be two disconnected parts, is only in rotating connection with the driving shaft, or is in rotating connection with the driving axle and the hub of the front wheel simultaneously. The driving axle is connected with the hub of the front wheel or is provided with an engaging and disengaging gear, the driving axle and the hub of the front wheel also can be provided with gears or friction wheels respectively to form the transmission device with the gears or the friction wheels arranged on the front wheel or the front fork. The utility model is suitable to be used as a universal travel tool.
Description
Technical field
The utility model relates to a kind of bicycle, specifically, relates to a kind of bicycle of f-w-d.
Background technology
In the prior art, the patent No. be 20072014088511 and the patent No. be 2007200051988 to disclose two kinds of bicycle structures, but also have the structure imperfection, problem such as simple inadequately.Up to the present, do not see a kind of similar with it on the market as yet, simple again compact bicycle.
The utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of structure more perfect, simpler bicycle.
The technical solution of the utility model is: a kind of compact bicycle comprises front fork, back vent, front-wheel, trailing wheel, front axle, rear axle, drive system, vehicle seat, handlebar, brake system; It is characterized in that: described front fork and back vent are rotationally connected; Vehicle seat is arranged at front fork, handlebar and front fork are rotationally connected, front axle is captiveed joint with front fork, and front axle can be a single-piece, is rotationally connected with the axle drive shaft and the front-wheel hub of drive system, front axle also can be two parts of disjunction, be connected with drive shaft turns, or be rotationally connected with axle drive shaft and front-wheel hub simultaneously, described axle drive shaft and front-wheel hub are connected or are provided with arrangement of clutch, also can be respectively arranged with gear or friction wheel, constitute driving device with gear that is arranged at front fork or front axle or friction wheel.
Described front axle can be a single-piece, also can be two parts of disjunction.Axle drive shaft and front-wheel hub are provided with ratchet and constitute the overrunning type clutch device.
Described axle drive shaft is provided with driving gear, and it is positioned at outside the end face of front axle, and the front-wheel hub outer wall is provided with output gear, and front fork is provided with driven gear, driven gear and driving gear and output gear engagement.
Described handlebar and back vent are connected handlebar gear and the back vent gear in the bevel-gear pair respectively; The handlebar gear is connected with handlebar by the elasticity drive coupling.
Described trailing wheel is 1 or 2.
Described front fork is provided with bluff piece, and back vent is provided with the back mounting.
It also is provided with work-saving device described a kind of compact bicycle.
The beneficial effects of the utility model are: owing to adopt the such scheme f-w-d, and more simple compact; The handlebar setting is more reasonable, does not interfere with cyclist's shank; The trailing wheel of bicycle can be littler than front-wheel, helps reducing volume and quality.
Description of drawings
Fig. 1 is the structural representation of a kind of compact bicycle of the utility model.
Fig. 2 is the schematic appearance of the single car of a kind of compact bicycle of the utility model.
Fig. 3 is the driving system structure scheme drawing that a kind of compact bicycle of the utility model is provided with arrangement of clutch.
Fig. 4 is the driving system structure scheme drawing that a kind of compact bicycle of the utility model is provided with gear system.
Label in the accompanying drawing:
1, front fork; 2, back vent; 3, vehicle seat; 4, handlebar; 5, inhibiting device; 6, handlebar gear; 7, back vent gear; 8, elastic coupling; 9, bluff piece; 10, back mounting; 11, front axle; 12, axle drive shaft; 13, front-wheel hub; 14, ratchet; 15, ratchet; 16, driving gear; 17, output gear; 18, driven gear.
The specific embodiment
Be further described below in conjunction with the specific embodiment of Figure of description a kind of compact bicycle of the utility model.
Referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, a kind of compact bicycle of the present utility model, comprise front fork (1), back vent (2), front-wheel, trailing wheel, front axle (11), rear axle, drive system, vehicle seat (3), handlebar (4), brake system, described front fork (1) is rotationally connected with back vent (2); Vehicle seat (3) is arranged at front fork (1), handlebar (4) is rotationally connected with front fork (1), front axle (11) is captiveed joint with front fork, front axle (11) can be a single-piece, be rotationally connected with the axle drive shaft (12) and the front-wheel hub (13) of drive system, front axle (11) also can be two parts of disjunction, be rotationally connected with axle drive shaft (12), or be rotationally connected with axle drive shaft (12) and front-wheel hub (13) simultaneously, described axle drive shaft (12) is connected with front-wheel hub (13) or is provided with arrangement of clutch, also can be respectively arranged with gear or friction wheel, constitute driving device with gear that is arranged at front fork (1) or front axle (11) or friction wheel.
Described front axle (11) can be a single-piece, also can be two parts of disjunction.Axle drive shaft (12) is provided with ratchet (14) with front-wheel hub (13) and constitutes the overrunning type clutch device, make drive system simpler, but output speed is less relatively.
Described axle drive shaft (12) is provided with driving gear (16), it is positioned at outside the end face of front axle (11), front-wheel hub (13) outer wall is provided with output gear (17), and front fork is provided with driven gear (18), driven gear (18) and driving gear (16) and output gear (17) engagement.
Described handlebar (4) and back vent (2) are connected handlebar gear (6) and the back vent gear (7) in the bevel-gear pair respectively; Handlebar gear (6) is connected with handlebar (4) by elasticity drive coupling (8).
Described trailing wheel is 1 or 2, and the distance between shafts of two trailing wheels can be less, adopts the weight and volume of the full car of this technical scheme all less, and helps passing through, than the easier operation of two-wheel car.
Described front fork (1) is provided with bluff piece (9), and back vent (2) is provided with back mounting (10).Bluff piece (9) protection cyclist shank contact with drive system and front-wheel, and back mounting (10) can carry a load on the back article and the lighter people of body weight can also peg graft and assist mounting afterwards, and article or implementation that the volume of having carried a load on the back is bigger are the weights of carrying a load on the back.
It also is provided with work-saving device described a kind of compact bicycle.
Claims (5)
1. a compact bicycle comprises front fork (1), back vent (2), front-wheel, trailing wheel, front axle (11), rear axle, drive system, vehicle seat (3), handlebar (4), brake system, it is characterized in that: described front fork (1) is rotationally connected with back vent (2); Vehicle seat (3) is arranged at front fork (1), handlebar (4) is rotationally connected with front fork (1), front axle (11) is captiveed joint with front fork, front axle (11) can be a single-piece, be rotationally connected with the axle drive shaft (12) and the front-wheel hub (13) of drive system, front axle (11) also can be two parts of disjunction, be rotationally connected with axle drive shaft (12), or be rotationally connected with axle drive shaft (12) and front-wheel hub (13) simultaneously, described axle drive shaft (12) is connected with front-wheel hub (13) or is provided with arrangement of clutch, also can be respectively arranged with gear or friction wheel, constitute driving device with gear that is arranged at front fork (1) or front axle (11) or friction wheel.
2. according to the described a kind of compact bicycle of claim 1, it is characterized in that: described axle drive shaft (12) is provided with driving gear (16), it is positioned at outside the end face of front axle (11), front-wheel hub (13) outer wall is provided with output gear (17), front fork is provided with driven gear (18), driven gear (18) and driving gear (16) and output gear (17) engagement.
3. according to the described a kind of compact bicycle of claim 1, it is characterized in that: described handlebar (4) and back vent (2) are connected handlebar gear (6) and the back vent gear (7) in the bevel-gear pair respectively, and handlebar gear (6) is connected with handlebar (4) by elasticity drive coupling (8).
4. according to the described a kind of compact bicycle of claim 1, it is characterized in that: described trailing wheel is 1 or 2.
5. according to the described a kind of compact bicycle of claim 1, it is characterized in that: described front fork (1) is provided with bluff piece (9), and back vent (2) is provided with back mounting (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201902217U CN201670323U (en) | 2010-05-10 | 2010-05-10 | Compact bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201902217U CN201670323U (en) | 2010-05-10 | 2010-05-10 | Compact bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201670323U true CN201670323U (en) | 2010-12-15 |
Family
ID=43327735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201902217U Expired - Fee Related CN201670323U (en) | 2010-05-10 | 2010-05-10 | Compact bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201670323U (en) |
-
2010
- 2010-05-10 CN CN2010201902217U patent/CN201670323U/en not_active Expired - Fee Related
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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: 20101215 Termination date: 20130510 |