CN203363133U - Dustproof and waterproof oil seal - Google Patents
Dustproof and waterproof oil seal Download PDFInfo
- Publication number
- CN203363133U CN203363133U CN 201320302419 CN201320302419U CN203363133U CN 203363133 U CN203363133 U CN 203363133U CN 201320302419 CN201320302419 CN 201320302419 CN 201320302419 U CN201320302419 U CN 201320302419U CN 203363133 U CN203363133 U CN 203363133U
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- CN
- China
- Prior art keywords
- rubber body
- framework
- dustproof
- waterproof
- skeleton
- 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 discloses a dustproof and waterproof oil seal. The dustproof and waterproof oil seal comprises a framework. The inner wall of the framework is provided with an upper supporting edge and a lower supporting edge which are connected with the framework into a whole. The outer side of the framework and the upper supporting edge are sleeved with an outer rubber body and an inner rubber body respectively. The framework and the upper supporting edge are respectively provided with a plurality of bosses. The outer rubber body and the inner rubber body are respectively provided with a plurality of grooves corresponding to the bosses. A spring is arranged on the periphery of the inner rubber body in a sleeved mode, the inner wall of the inner rubber body is provided with a plurality of sealing lips, a waterproof lip edge is arranged at the bottom of the inner rubber body, a fiber layer is arranged on the lower supporting edge, and the framework, the spring, the inner rubber body, the outer rubber body, the waterproof lip edge and the fiber layer are vulcanized into a whole. The dustproof and waterproof oil seal is simple in structure and reasonable in design. A double-layer framework is changed into the one-layer framework, needed materials are reduced on the basis of not changing the strength, the dustproof and waterproof oil seal is economical and practical, and the sealing performance of the oil seal is greatly improved through the sealing lips.
Description
Technical field
The utility model relates to sealing workpiece technical field, relates in particular to a kind of dustproof and waterproof oil sealing.
Background technique
The oil sealing that the sealed external muddy water of prior art, dust impurity are used is mostly the common oil sealing that there is no spring, this oil sealing does not reach is engaged in the seal request of paddy field while plowing operation, be engaged in the plow oil sealing of operation of paddy field and require the muddy water of effective sealing outside, prevent that it from entering machine intimate, need to be improved existing oil sealing.
The model utility content
The utility model purpose is exactly in order to make up the defect of prior art, and a kind of dustproof and waterproof automobile oil seal is provided.
The utility model is achieved through the following technical solutions:
A kind of dustproof and waterproof oil sealing, include skeleton, described inboard wall of skeleton be provided with skeleton be connected as a single entity upper, the lower support limit, on the skeleton outside and upper support limit, cover has outer rubber body and interior rubber body respectively, be respectively equipped with a plurality of boss on skeleton and upper support limit, outside rubber body with have a plurality of grooves corresponding with boss on interior rubber body, in interior rubber body outer race, spring is arranged, be provided with a plurality of seal lip on the inwall of interior rubber body, be provided with waterproof lip limit in interior rubber body bottom, be provided with layer of fibers on the lower support limit, described skeleton, spring, in, the outer rubber body, waterproof lip limit and layer of fibers sulfuration are integrated.
The utility model has the advantages that: the utility model is simple in structure, reasonable in design, changes double-deck skeleton into one deck skeleton, reduces on the basis that does not change intensity and uses material, economical and practical, and a plurality of seal lip has improved the sealing of oil sealing greatly.
The accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
As shown in Figure 1, a kind of dustproof and waterproof oil sealing, include skeleton 1, described skeleton 1 inwall be provided with skeleton 1 be connected as a single entity upper, lower support limit 2, 3, on skeleton 1 outside and upper support limit 2, cover has outer rubber body 4 and interior rubber body 5 respectively, be respectively equipped with a plurality of boss 6 on skeleton 1 and upper support limit 2, have outside a plurality of grooves corresponding with boss 6 on rubber body 4 and interior rubber body 5, in interior rubber body 5 outer race, spring 7 is arranged, be provided with a plurality of seal lip 8 on the inwall of interior rubber body 5, be provided with waterproof lip limit 9 in interior rubber body 5 bottoms, be provided with layer of fibers 10 on lower support limit 3, described skeleton 1, spring 7, in, outer rubber body 5, waterproof lip limit 9 and layer of fibers 10 sulfurations are integrated.
Claims (1)
1. a dustproof and waterproof oil sealing, it is characterized in that: include skeleton, described inboard wall of skeleton be provided with skeleton be connected as a single entity upper, the lower support limit, on the skeleton outside and upper support limit, cover has outer rubber body and interior rubber body respectively, be respectively equipped with a plurality of boss on skeleton and upper support limit, outside rubber body with have a plurality of grooves corresponding with boss on interior rubber body, in interior rubber body outer race, spring is arranged, be provided with a plurality of seal lip on the inwall of interior rubber body, be provided with waterproof lip limit in interior rubber body bottom, be provided with layer of fibers on the lower support limit, described skeleton, spring, in, the outer rubber body, waterproof lip limit and layer of fibers sulfuration are integrated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320302419 CN203363133U (en) | 2013-05-29 | 2013-05-29 | Dustproof and waterproof oil seal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320302419 CN203363133U (en) | 2013-05-29 | 2013-05-29 | Dustproof and waterproof oil seal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203363133U true CN203363133U (en) | 2013-12-25 |
Family
ID=49810900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320302419 Expired - Fee Related CN203363133U (en) | 2013-05-29 | 2013-05-29 | Dustproof and waterproof oil seal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203363133U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108825786A (en) * | 2018-07-26 | 2018-11-16 | 烟台润蚨祥油封有限公司 | A kind of resistance to high eccentric fuel injector/spark plug oil seal for preventing installation from turning over lip |
-
2013
- 2013-05-29 CN CN 201320302419 patent/CN203363133U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108825786A (en) * | 2018-07-26 | 2018-11-16 | 烟台润蚨祥油封有限公司 | A kind of resistance to high eccentric fuel injector/spark plug oil seal for preventing installation from turning over lip |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131225 Termination date: 20140529 |