CN2363909Y - Bottom bracket axle assembly for child's bicycle - Google Patents
Bottom bracket axle assembly for child's bicycle Download PDFInfo
- Publication number
- CN2363909Y CN2363909Y CN 99210554 CN99210554U CN2363909Y CN 2363909 Y CN2363909 Y CN 2363909Y CN 99210554 CN99210554 CN 99210554 CN 99210554 U CN99210554 U CN 99210554U CN 2363909 Y CN2363909 Y CN 2363909Y
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- CN
- China
- Prior art keywords
- axle assembly
- bicycle
- child
- utility
- model
- 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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- Motorcycle And Bicycle Frame (AREA)
Abstract
The utility model relates to a central axle assembly of a bicycle for children, which is composed of a central axis, a sliding bearing, nylon washers, steel washers, and spring collars. The utility model is characterized in that both sides of the central axis are provided with R arc keyways, and the outer sides of the R arc keyways are respectively provided with a single-side keyway; the sliding bearing is arranged on a bearing composition plane, and both sides of the sliding bearing are orderly and respectively provided with the nylon washers and the steel washers; the spring collars are arranged in the R arc keyways. The utility model has the advantages that the processes of the assembly and the installation of the central axle assembly are simple, and therefore, the installation time can be shortened, the cost is reduced, and the production efficiency is enhanced.
Description
The utility model relates to a kind of bicycle assembly parts, axle assembly in particularly a kind of child's bicycle.
Traditional bicycle middle shaft assembly is generally by main shaft, left pearl nest, right pearl nest, left side bowl, right bowl, pad, screw etc.Want during assembling on the five-way pipe, to attack negative thread earlier,, place right pearl nest, axis, left pearl nest then successively, lock left nut again, lock retainer at last smearing butter on the pearl nest and right nut being locked on the five-way pipe.Axle construction in this, its complex structure, operation is various, has not only improved the difficulty of assembling, and manufacturing cost is increased.
The purpose of this utility model provides the middle axle assembly that a kind of child's bicycle uses, and its technology is simple, and is easy for installation, and low cost of manufacture can be saved manpower, enhances productivity greatly, creates better economic benefit thereby can be enterprise.
The purpose of this utility model is achieved in that axle assembly in a kind of child's bicycle, form by axis, plain bearing, nylon washer, steel plate washer and trip ring, it is characterized in that the axis both sides offer R arc keyway, respectively are provided with a monolateral keyway in the outside of R arc keyway; The nylon plain bearing of axle assembly is installed on the bearing face of joint in the child's bicycle, and the both sides of plain bearing are installed nylon washer and steel washer successively respectively, and trip ring is seated in the R arc keyway.
The utility model has the advantages that middle axle assembly stack-mounted mounting process is simple, can shorten the set-up time, enhances productivity.
Description of drawings:
Fig. 1 is existing bicycle middle shaft assembly structure scheme drawing.
Fig. 2 is an assembly drowing of the present utility model.
Fig. 3 is the front view of the utility model main shaft.
The part explanation:
1, main shaft, 2, left side bowl, 3, right bowl, 4, left pearl nest, 5, right pearl nest, 6, retainer;
10, axis, 11, monolateral keyway, 12, the R deep-slotted chip breaker, 13, the bearing face of joint;
20, plain bearing;
30, nylon washer;
40, steel plate washer;
50, trip ring.
With reference to the accompanying drawings in conjunction with the embodiments, the utility model is described in further details below.
As shown in Figure 3, the two ends of axis 10 have two monolateral keyways 11, in the inboard of two monolateral keyways 11, have two R deep-slotted chip breakers 12.
Please, during assembling, earlier plain bearing 20 is installed on the bearing face of joint 13, in the both sides of plain bearing 20 nylon washer, steel plate washer is installed in regular turn again, again trip ring is seated in the R deep-slotted chip breaker referring to Fig. 2, shown in Figure 3.Middle axle assembly is promptly assembled and is finished.
During use, middle axle assembly is inserted bicycle five-pipe, two screws that screw five-way pipe below get final product.
Claims (2)
1, axle assembly in a kind of child's bicycle is made up of axis, plain bearing, nylon washer, steel plate washer and trip ring, it is characterized in that the axis both sides offer R arc keyway, respectively are provided with a monolateral keyway in the outside of R arc keyway.
2, axle assembly in the child's bicycle according to claim 1 is characterized in that plain bearing is installed on the bearing face of joint, and the both sides of plain bearing are installed nylon washer and steel washer successively respectively, and trip ring is seated in the R arc keyway.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99210554 CN2363909Y (en) | 1999-05-05 | 1999-05-05 | Bottom bracket axle assembly for child's bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99210554 CN2363909Y (en) | 1999-05-05 | 1999-05-05 | Bottom bracket axle assembly for child's bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2363909Y true CN2363909Y (en) | 2000-02-16 |
Family
ID=34003685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99210554 Expired - Fee Related CN2363909Y (en) | 1999-05-05 | 1999-05-05 | Bottom bracket axle assembly for child's bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2363909Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1784336B (en) * | 2003-11-24 | 2012-05-23 | 什拉姆有限责任公司 | Axle assembly for mounting a wheel to a vehicle |
-
1999
- 1999-05-05 CN CN 99210554 patent/CN2363909Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1784336B (en) * | 2003-11-24 | 2012-05-23 | 什拉姆有限责任公司 | Axle assembly for mounting a wheel to a vehicle |
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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 |