CN203381422U - Improved protecting structure for bicycle hub - Google Patents
Improved protecting structure for bicycle hub Download PDFInfo
- Publication number
- CN203381422U CN203381422U CN201320369260.7U CN201320369260U CN203381422U CN 203381422 U CN203381422 U CN 203381422U CN 201320369260 U CN201320369260 U CN 201320369260U CN 203381422 U CN203381422 U CN 203381422U
- Authority
- CN
- China
- Prior art keywords
- flower
- drum
- drum body
- hub
- mandrel
- 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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- Rolling Contact Bearings (AREA)
Abstract
The utility model relates to the technical field of bicycle parts, in particular to an improved protecting structure for a bicycle hub. The improved protecting structure comprises a hub body and a hub mandrel. Two ends of the hub body are connected with bearings and locking nuts, the bearings and the locking nuts are connected with the hub mandrel in a threaded manner. Chain wheels are arranged between the bearings and the locking nuts at one end of the hub body, right bearings are arranged between the chain wheels and the hub mandrel, left bearings are arranged at the other end, connected with the hub mandrel, of the hub body, a first protector is arranged between the hub body and the locking nuts, and a second protector is arranged at the other end of the hub body. The first protector and the second protectors are arranged between the hub body and the chain wheels as well as between the hub and various connectors, so that the hub is convenient to detach and can be protected, and various parts are prevented from oxidation.
Description
Technical field
The utility model relates to the bicycle part technical field, particularly the improved protection structure of a kind of bicycle drive shaft.
Background technology
Flower-drum is the indispensable parts of bicycle.Whether flower-drum can walk smooth and easy for controlling bicycle; each parts of general present flower-drum be substantially naked leakage outside; so long-time use can make all parts produce oxidizing reaction; thereby cause each parts handling inconvenience; certainly the protective case that has pair flower-drum to be protected in prior art; but this protective case is connected with the flower-drum split, easily make dirty and be not easy to clean in its inside like this.
Summary of the invention
The purpose of this utility model is for the deficiencies in the prior art, and providing a kind of can be protected flower-drum, is convenient to the improved protection structure of bicycle drive shaft of handling.
For achieving the above object; the utility model is by the following technical solutions: the improved protection structure of a kind of bicycle drive shaft; comprise flower-drum body and flower-drum mandrel; flower-drum body two ends all are connected with bearing and the jam nut be spirally connected with the flower-drum mandrel; be provided with sprocket wheel between the bearing of flower-drum body one end and jam nut; be provided with right bearing between sprocket wheel and flower-drum mandrel; the flower-drum body is provided with left bearing with the other end that the flower-drum mandrel is connected; be provided with the first fender guard between described flower-drum body and jam nut, the other end of flower-drum body is provided with the second fender guard.
Wherein, described the first fender guard comprises the right shroud ring removably connected, and right shroud ring one end connects sprocket wheel, and the right shroud ring other end connects right bearing, and right shroud ring is provided with arc-shaped guide plate.
Wherein, described the second fender guard comprises that an end connects left bearing, and the other end connects the left shroud ring of flower-drum body, and described jam nut is located in left shroud ring.
The utility model beneficial effect is: the utility model comprises flower-drum body and flower-drum mandrel, flower-drum body two ends all are connected with bearing and the jam nut be spirally connected with the flower-drum mandrel, be provided with sprocket wheel between the bearing of flower-drum body one end and jam nut, be provided with right bearing between sprocket wheel and flower-drum mandrel, the flower-drum body is provided with left bearing with the other end that the flower-drum mandrel is connected, be provided with the first fender guard between described flower-drum body and jam nut, the other end of flower-drum body is provided with the second fender guard; The utility model, by between flower-drum body and sprocket wheel and between flower-drum and each link, being respectively arranged with the first fender guard, the second fender guard, is convenient to the flower-drum bulk handling like this, can be protected flower-drum, avoids all parts generation oxidation.
The accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
reference numeral:
1---flower-drum body 2---flower-drum mandrel
3---jam nut 4---sprocket wheel
5---right bearing 6---left bearing
9---binding ring 10---right shroud ring
11---arc-shaped guide plate 12---left shroud ring.
The specific embodiment
Below with embodiment, the utility model is described in further detail, is not practical range of the present utility model is limited to this.
As shown in Figure 1, the improved protection structure of a kind of bicycle drive shaft, comprise flower-drum body 1 and flower-drum mandrel 2, flower-drum body 1 two ends all are connected with bearing and the jam nut 3 be spirally connected with flower-drum mandrel 2, be provided with sprocket wheel 4 between the bearing of flower-drum body 1 one ends and jam nut 3, be provided with right bearing 5 between sprocket wheel 4 and flower-drum mandrel 2, the other end that flower-drum body 1 is connected with flower-drum mandrel 2 is provided with left bearing 6, be provided with the first fender guard between described flower-drum body 1 and jam nut 3, the other end of flower-drum body 1 is provided with the second fender guard; The utility model, by between flower-drum body 1 and sprocket wheel 4 and between flower-drum and each link, being respectively arranged with the first fender guard, the second fender guard, is convenient to the flower-drum bulk handling like this, can be protected flower-drum, avoids all parts generation oxidation.
In the present embodiment, described the first fender guard comprises the right shroud ring 10 removably connected, right shroud ring 10 1 ends connect sprocket wheel 4, right shroud ring 10 other ends connect right bearing 5, right shroud ring 10 is provided with arc-shaped guide plate 11, described right shroud ring 10 can be protected binding ring 9 and being connected of flower-drum body 1, in addition, between right bearing 5 and jam nut 3 without the nut that is spirally connected, can be by right shroud ring 10 by the auxiliary locking of binding ring 9, the jam nut 3 of described right-hand member is located in right shroud ring 10, described arc-shaped guide plate 11 can be by water stain timely derivation sprocket wheel 4 and flower-drum body 1, prevent that water is immersed in sprocket wheel 4 and flower-drum body 1, each point of connection of binding ring 9 and flower-drum body 1 grade, avoid causing the oxidation of point of connection, described right shroud ring 10 rotates with sprocket wheel 4.
In the present embodiment; described the second fender guard comprises that an end connects left bearing 6; the other end connects the left shroud ring 12 of flower-drum body 1; described jam nut 3 is located in left shroud ring 12; described left shroud ring 12 is the point of connection with each attaching parts of left end for the protection of flower-drum body 1, avoids causing the oxidation of point of connection.
The above is only better embodiment of the present utility model, and the equivalence of doing according to the described structure of the utility model patent claim, feature and principle therefore all changes or modifies, and is included in the utility model patent claim.
Claims (3)
1. the improved protection structure of bicycle drive shaft; comprise flower-drum body and flower-drum mandrel; flower-drum body two ends all are connected with bearing and the jam nut be spirally connected with the flower-drum mandrel; be provided with sprocket wheel between the bearing of flower-drum body one end and jam nut; be provided with right bearing between sprocket wheel and flower-drum mandrel; the flower-drum body is provided with left bearing with the other end that the flower-drum mandrel is connected; it is characterized in that: be provided with the first fender guard between described flower-drum body and jam nut, the other end of flower-drum body is provided with the second fender guard.
2. the improved protection structure of a kind of bicycle drive shaft according to claim 1; it is characterized in that: described the first fender guard comprises the right shroud ring removably connected; right shroud ring one end connects sprocket wheel, and the right shroud ring other end connects right bearing, and right shroud ring is provided with arc-shaped guide plate.
3. the improved protection structure of a kind of bicycle drive shaft according to claim 1 is characterized in that: described the second fender guard comprises that an end connects left bearing, and the other end connects the left shroud ring of flower-drum body, and described jam nut is located in left shroud ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320369260.7U CN203381422U (en) | 2013-06-26 | 2013-06-26 | Improved protecting structure for bicycle hub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320369260.7U CN203381422U (en) | 2013-06-26 | 2013-06-26 | Improved protecting structure for bicycle hub |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203381422U true CN203381422U (en) | 2014-01-08 |
Family
ID=49869945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320369260.7U Expired - Fee Related CN203381422U (en) | 2013-06-26 | 2013-06-26 | Improved protecting structure for bicycle hub |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203381422U (en) |
-
2013
- 2013-06-26 CN CN201320369260.7U patent/CN203381422U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140108 Termination date: 20140626 |
|
| EXPY | Termination of patent right or utility model |