CN202900441U - Spark plug cylinder head upper portion sealing structure - Google Patents
Spark plug cylinder head upper portion sealing structure Download PDFInfo
- Publication number
- CN202900441U CN202900441U CN 201220548403 CN201220548403U CN202900441U CN 202900441 U CN202900441 U CN 202900441U CN 201220548403 CN201220548403 CN 201220548403 CN 201220548403 U CN201220548403 U CN 201220548403U CN 202900441 U CN202900441 U CN 202900441U
- Authority
- CN
- China
- Prior art keywords
- cylinder head
- spark plug
- upper portion
- plug cylinder
- sealing structure
- 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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- Spark Plugs (AREA)
Abstract
The utility model discloses a spark plug cylinder head upper portion sealing structure which comprises a lubricator protective jacket, the outer portion of the upper end of the lubricator protective jacket is tightly connected with the inner side wall of a cylinder head in a matched mode, and a plurality of O-shaped sealing rings are evenly arranged at the contacting portion of the lubricator protective jacket and the inner side wall of the cylinder head. The spark plug cylinder head upper portion sealing structure has the advantages of being capable of solving problems in the prior art, good in sealing performance in the using process, and capable of preventing water in a hydraulic giant from entering a shell body through the upper portion of the spark plug cylinder head, ensuring normal operation of a spark plug, saving energy and enabling benefits of enterprises to be maximized.
Description
Technical field
The utility model relates to a kind of spark plug, is specifically related to a kind of spark plug cylinder head top seal structure.
Background technique
Existing spark plug in the course of the work, not in place owing to what do in the cylinder head top seal, thereby cause the water in the outside hydraulic giant to penetrate into from here spark-plug body inside, cause the spark plug cisco unity malfunction, thereby the problems such as inefficiency, energy utilization rate be low occur.
The model utility content
The purpose of model utility: for addressing the above problem, the utility model provides a kind of spark plug cylinder head top seal structure of good seal performance.
Technological scheme: for achieving the above object, the utility model adopts following technological scheme:
A kind of spark plug cylinder head top seal structure comprises oil feeder sheath, and outside, the described oil feeder sheath upper end cylinder head madial wall that has been closely connected evenly is provided with many O RunddichtringOs on the contact position of described oil feeder sheath and cylinder head madial wall.
As optimization, described O RunddichtringO is O type rubber seal, and quantity is two.
Beneficial effect: spark plug cylinder head top seal structure described in the utility model in use, good seal performance prevents that the water in the hydraulic giant from entering enclosure interior from spark plug cylinder head top, has guaranteed the normal operation of spark plug, saved the energy, allowed the profit of enterprise accomplish maximization.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
A kind of spark plug cylinder head top seal structure as shown in Figure 1, comprise oil feeder sheath 1, outside, oil feeder sheath 1 upper end cylinder head 2 madial walls that have been closely connected, evenly be provided with many O RunddichtringOs 3 on the contact position of oil feeder sheath 1 and cylinder head 2 madial walls, O RunddichtringO 3 is O type rubber seal, and quantity is two.
Claims (2)
1. spark plug cylinder head top seal structure, it is characterized in that: comprise oil feeder sheath, outside, the described oil feeder sheath upper end cylinder head madial wall that has been closely connected evenly is provided with many O RunddichtringOs on the contact position of described oil feeder sheath and cylinder head madial wall.
2. spark plug cylinder head top seal structure according to claim 1, it is characterized in that: described O RunddichtringO is O type rubber seal, and quantity is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220548403 CN202900441U (en) | 2012-10-24 | 2012-10-24 | Spark plug cylinder head upper portion sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220548403 CN202900441U (en) | 2012-10-24 | 2012-10-24 | Spark plug cylinder head upper portion sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202900441U true CN202900441U (en) | 2013-04-24 |
Family
ID=48121120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220548403 Expired - Fee Related CN202900441U (en) | 2012-10-24 | 2012-10-24 | Spark plug cylinder head upper portion sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202900441U (en) |
-
2012
- 2012-10-24 CN CN 201220548403 patent/CN202900441U/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: 20130424 Termination date: 20141024 |
|
| EXPY | Termination of patent right or utility model |