CN203384433U - O-shaped ring for automobile valve core - Google Patents
O-shaped ring for automobile valve core Download PDFInfo
- Publication number
- CN203384433U CN203384433U CN201320387381.4U CN201320387381U CN203384433U CN 203384433 U CN203384433 U CN 203384433U CN 201320387381 U CN201320387381 U CN 201320387381U CN 203384433 U CN203384433 U CN 203384433U
- Authority
- CN
- China
- Prior art keywords
- type circle
- shaped ring
- utility
- model
- valve core
- 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 an O-shaped ring for an automobile valve core. The O-shaped ring comprises an O-shaped ring body, the diameter of the cross section of the O-shaped ring body is symmetrically and progressively decreased from the middle to the upper surface and the lower surface, and annular sealing rings are symmetrically formed in the upper surface and the lower surface of the O-shaped ring body respectively. The O-shaped ring is simple in structure and fine in sealing performance.
Description
Technical field
The utility model relates to the auto parts machinery technical field, O type circle for especially a kind of tyre valve inside of automobile.
Background technique
Valve inside is a kind of unidirectional gas charging valve, in the auto parts machinery field application more, be mainly used in the inflation/deflation of tire.And O type circle is the important accessory of valve inside, common O type circle is only ring-type, and sealing effect is common.
The model utility content
The technical problems to be solved in the utility model is: overcome the deficiency in prior art, provide a kind of simple in structure, O type circle for the tyre valve inside of automobile of good airproof performance.
The utility model solves the technological scheme that its technical problem adopts: O type circle for a kind of tyre valve inside of automobile, comprise O type circle body, O type circle body cross-section diameter is by middle part surperficial Rearrangments up and down, and O type circle body upper and lower surface also is arranged with respectively the annular seal groove.
Preferably, O type circle body is the silicone rubber material.
The beneficial effects of the utility model are: O type circle for the tyre valve inside of automobile that the utility model provides, and simple in structure, good seal performance.
The accompanying drawing explanation
Below in conjunction with drawings and embodiments, the utility model is further illustrated.
Fig. 1 is cross section structure schematic diagram of the present utility model.
1.O type circle body 2. annular seal grooves in figure
Embodiment
By reference to the accompanying drawings the utility model is further described now.The schematic diagram that these accompanying drawings are simplification only illustrates basic structure of the present utility model in a schematic way, so it only shows the formation relevant with the utility model.
O type circle for a kind of tyre valve inside of automobile as shown in Figure 1, comprise O type circle body 1, and described O type circle body 1 cross-sectional diameter is by middle part surperficial Rearrangments up and down, and O type circle body 1 upper and lower surface also is arranged with respectively annular seal groove 2.Preferably, O type circle body 1 is the silicone rubber material, has good elasticity and intensity.Annular seal groove 2 can play the effect of secondary seal, has improved O type circle sealability.
Above-mentioned mode of execution is only explanation technical conceive of the present utility model and characteristics; its purpose is to allow the person skilled in the art can understand content of the present utility model and be implemented; can not limit protection domain of the present utility model with this; all equivalences of doing according to the utility model Spirit Essence change or modify, and all should be encompassed in protection domain of the present utility model.
Claims (2)
1. O type circle for a tyre valve inside of automobile, comprise O type circle body (1), it is characterized in that: described O type circle body (1) cross-sectional diameter is by middle part surperficial Rearrangments up and down, and O type circle body (1) upper and lower surface also is arranged with respectively annular seal groove (2).
2. O type circle for tyre valve inside of automobile according to claim 1, it is characterized in that: described O type circle body (1) is the silicone rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320387381.4U CN203384433U (en) | 2013-06-29 | 2013-06-29 | O-shaped ring for automobile valve core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320387381.4U CN203384433U (en) | 2013-06-29 | 2013-06-29 | O-shaped ring for automobile valve core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203384433U true CN203384433U (en) | 2014-01-08 |
Family
ID=49872925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320387381.4U Expired - Fee Related CN203384433U (en) | 2013-06-29 | 2013-06-29 | O-shaped ring for automobile valve core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203384433U (en) |
-
2013
- 2013-06-29 CN CN201320387381.4U patent/CN203384433U/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: 20140629 |
|
| EXPY | Termination of patent right or utility model |