CN201205947Y - Bicycle - Google Patents
Bicycle Download PDFInfo
- Publication number
- CN201205947Y CN201205947Y CNU200820077188XU CN200820077188U CN201205947Y CN 201205947 Y CN201205947 Y CN 201205947Y CN U200820077188X U CNU200820077188X U CN U200820077188XU CN 200820077188 U CN200820077188 U CN 200820077188U CN 201205947 Y CN201205947 Y CN 201205947Y
- Authority
- CN
- China
- Prior art keywords
- vehicle frame
- frame
- stripe board
- bicycle
- 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 - Fee Related
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- Automatic Cycles, And Cycles In General (AREA)
Abstract
The utility model discloses a bicycle, which is structurally composed of a frame, a front and a rear wheels and a transmission mechanism, wherein a handlebar and a seat are arranged on the frame; the frame is designed into a two-body structure; the front frame is formed by bending a strip-shaped plate, and the handlebar passes through the upper end of the strip-shaped plate and is rotationally connected with the front wheel at the lower end of the strip-shaped plate; the rear frame is formed by bending a strip-shaped plate into an inclined inverted N shape; the front end of the rear frame is rotationally connected with the middle end of the front frame; and a pedal device of the transmission mechanism is arranged in the bending position of the middle-lower part of the rear frame, and drives the rear wheel which is rotationally connected with the rear part of the rear frame to rotate through the chain transmission. The bicycle has the advantages of simple structure, simple production process, low production cost, lighter weight and convenient disassembly.
Description
Technical field
The utility model relates to a kind of manpower transportation, especially a kind of bicycle.
Background technology
Traditional bicycle is made of vehicle frame, wheel and driving device, and switching has front vehicle wheel and rear wheel on vehicle frame, and rear wheel rolls forward by the drive that is located at the driving device on the vehicle frame, thereby realizes that bicycle travels forward.Driving device is a chain gearing.Be provided with handlebar and vehicle seat on vehicle frame, the rider drives the car front-wheel by handlebar and swings, and realizes turning to of bicycle.The vehicle frame of traditional bicycle is to be welded by steel pipe, causes bicycle rack comparatively heavy, and manufacture craft is loaded down with trivial details, the cost of manufacture height.
The utility model content
The technical problems to be solved in the utility model provides a kind of simple, light bicycle, and its making is simple and easy, and cost is lower.
For solving the problems of the technologies described above, the utility model is made of vehicle frame, front and back wheel and transmission device, and vehicle frame is provided with handlebar and vehicle seat; Vehicle frame designs for double-body bike, and front vehicle frame is formed by a stripe board bending, and handlebar passes from the upper end of stripe board, and front vehicle wheel is rotationally connected in the lower end of stripe board; Back vehicle frame is the bevelled shape of falling N by a stripe board bending and forms, the front end of back vehicle frame and the switching of the middle-end of front vehicle frame, be provided with the pedal device of transmission device in the knee of middle and lower part of back vehicle frame, pedal device drives the rear wheel of switching at vehicle frame rear portion, back by chain-driving and rotates.
The axle turnable side that is automatically connected in the stripe board of front vehicle frame of front vehicle wheel of the present utility model; The axle turnable side that is automatically connected in back vehicle frame stripe board of rear wheel.
After adopting such structure, the utility model is simple in structure, and vehicle frame only needs to form with the template material bending, and production technology is simple and easy, and cost is lower.The utility model adopts single face to connect the structure of front and back wheel, has saved the car fork of clamping front and back wheel, makes its weight lighter, convenient disassembly.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Fig. 1 is a structural representation of the present utility model.
The specific embodiment
As shown in Figure 1, this bicycle is made of vehicle frame, front and back wheel and transmission device, is provided with handlebar 1 and vehicle seat 8 on vehicle frame.Vehicle frame adopts the double-body bike design, and front vehicle frame 3 is formed by a stripe board bending, and handlebar 1 passes from the upper end of stripe board, and front vehicle wheel 2 is rotationally connected in the lower end of stripe board.Back vehicle frame 4 is the bevelled shape of falling N by a stripe board bending and forms, the middle-end switching of the front end of back vehicle frame 4 and front vehicle frame 3, be provided with the pedal device 5 of transmission device in the knee of middle and lower part of back vehicle frame 4, pedal device 5 drives the rear wheel 7 of switching at vehicle frame 4 rear portions, back by chain 6 and rotates.The two ends of stripe board are hollow tubular product, and the centre is a sheet material, and the cross section is the bone shape.
2 of the front vehicle wheels of this bicycle are rotatably connected on a side of the stripe board of front vehicle frame 3; 7 of rear wheels are rotatably connected on a side of back vehicle frame 4 stripe board.
Claims (2)
1, a kind of bicycle is made of vehicle frame, front and back wheel and transmission device, is provided with handlebar and vehicle seat on vehicle frame, it is characterized in that vehicle frame designs for double-body bike, front vehicle frame is formed by a stripe board bending, and handlebar passes from the upper end of stripe board, and front vehicle wheel is rotationally connected in the lower end of stripe board; Back vehicle frame is the bevelled shape of falling N by a stripe board bending and forms, the front end of back vehicle frame and the switching of the middle-end of front vehicle frame, be provided with the pedal device of transmission device in the knee of middle and lower part of back vehicle frame, pedal device drives the rear wheel of switching at vehicle frame rear portion, back by chain-driving and rotates.
2, bicycle according to claim 1 is characterized in that the front truck wheel shaft of bicycle is rotatably connected on a side of the stripe board of front vehicle frame; Rear vehicle shaft is rotatably connected on a side of back vehicle frame stripe board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820077188XU CN201205947Y (en) | 2008-05-05 | 2008-05-05 | Bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820077188XU CN201205947Y (en) | 2008-05-05 | 2008-05-05 | Bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201205947Y true CN201205947Y (en) | 2009-03-11 |
Family
ID=40465014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200820077188XU Expired - Fee Related CN201205947Y (en) | 2008-05-05 | 2008-05-05 | Bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201205947Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109455254A (en) * | 2018-11-16 | 2019-03-12 | 宁波优贝车业有限公司 | A kind of bicycle |
-
2008
- 2008-05-05 CN CNU200820077188XU patent/CN201205947Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109455254A (en) * | 2018-11-16 | 2019-03-12 | 宁波优贝车业有限公司 | A kind of bicycle |
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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: 20090311 Termination date: 20100505 |