CN2592507Y - Chain less transmission for bicycle - Google Patents
Chain less transmission for bicycle Download PDFInfo
- Publication number
- CN2592507Y CN2592507Y CN02290116U CN02290116U CN2592507Y CN 2592507 Y CN2592507 Y CN 2592507Y CN 02290116 U CN02290116 U CN 02290116U CN 02290116 U CN02290116 U CN 02290116U CN 2592507 Y CN2592507 Y CN 2592507Y
- Authority
- CN
- China
- Prior art keywords
- drum shell
- axle center
- utmost point
- flower drum
- chain
- 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 relates to a chain less transmission device for a bicycle, which at least comprises a pole wheel, a flower drum shell, a plurality of bearing elements and an axle center, wherein, the pole wheel, the flower drum shell and a plurality of bearing elements are directly connected in series and assembled together by the axle center; a crank connected with a pedal is arranged on both ends of the axle center respectively. The transmission device has the advantages that the chain link is not needed, and the installation and the operation are convenient.
Description
Technical field
The utility model relates to a kind of bicycle drive, particularly a kind of no chain-type bicycle drive.
Background technology
Existing bicycle drive need carry out transmission by chain or gear are installed, and is installing and is using and bring many inconvenience.
Summary of the invention
The purpose of this utility model provides a kind of bicycle drive that need not chain and gear, and is easy to install and use.
For achieving the above object, the technical solution of the utility model is as follows:
A kind of no chain-type bicycle drive, at least comprise a utmost point wheel, flower drum shell, number cover bearing part and an axle center, directly connecting utmost point wheel, flower drum shell and number cover bearing part and fit together in described axle center, connects foot-operated crank and be installed in the two ends, axle center.
In preferred version of the present utility model, be equipped with an axis hole in described utmost point wheel and the flower drum shell, cubic axle center fits together utmost point wheel, flower drum shell series connection successively by axis hole.
Described utmost point wheel and flower drum shell link into an integrated entity by screw.
Because adopt above-mentioned structure, driving device need not chain and gear just can directly carry out transmission, installation, easy to use.
Description of drawings
Fig. 1 is a block diagram of the present utility model;
Fig. 2 is the exploded drawings of Fig. 1;
Fig. 3 is Fig. 1 section-drawing.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is described in further detail:
As shown in Figures 1 to 3, a kind of no chain-type bicycle drive comprises utmost point wheel 1, is used to install flower drum shell 2, the bearing part 3 of wheel and the axle center 4 that connects utmost point wheel, flower drum shell and bearing part 3; 2 are equipped with an axis hole in utmost point wheel 1 and the flower drum shell, and axle center 4 directly is cascaded utmost point wheel 1, flower drum shell 2 and bearing part 3 successively by axis hole.Utmost point wheel 1 and flower drum shell 2 are connected by screw retention.Connect the two ends that foot-operated crank 5 is installed in axle center 4.
Claims (3)
1, a kind of no chain-type bicycle drive, it is characterized in that: described device comprises a utmost point wheel, flower drum shell, number cover bearing part and an axle center at least, directly connecting utmost point wheel, flower drum shell and number cover bearing part and fit together in described axle center, connects foot-operated crank and be installed in the two ends, axle center.
2, no chain-type bicycle drive according to claim 1 is characterized in that being equipped with an axis hole in described utmost point wheel and the flower drum shell, and cubic axle center fits together utmost point wheel, flower drum shell series connection successively by axis hole.
3,, it is characterized in that described utmost point wheel and flower drum shell link into an integrated entity by screw according to claim 1 and 2 described no chain-type bicycle drives.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN02290116U CN2592507Y (en) | 2002-12-05 | 2002-12-05 | Chain less transmission for bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN02290116U CN2592507Y (en) | 2002-12-05 | 2002-12-05 | Chain less transmission for bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2592507Y true CN2592507Y (en) | 2003-12-17 |
Family
ID=33749464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN02290116U Expired - Fee Related CN2592507Y (en) | 2002-12-05 | 2002-12-05 | Chain less transmission for bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2592507Y (en) |
-
2002
- 2002-12-05 CN CN02290116U patent/CN2592507Y/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 | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |