CN203717924U - Disassembly-free frameless double oil seal lip axial oil seal - Google Patents
Disassembly-free frameless double oil seal lip axial oil seal Download PDFInfo
- Publication number
- CN203717924U CN203717924U CN201320827147.9U CN201320827147U CN203717924U CN 203717924 U CN203717924 U CN 203717924U CN 201320827147 U CN201320827147 U CN 201320827147U CN 203717924 U CN203717924 U CN 203717924U
- Authority
- CN
- China
- Prior art keywords
- oil seal
- seal lip
- oil
- lip
- disassembly
- 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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- Sealing With Elastic Sealing Lips (AREA)
Abstract
The utility model relates to a disassembly-free frameless double oil seal lip axial oil seal, which comprises an oil seal ring (1), an oil seal lip (2), a spring ring (3), a seal line (4) and an auxiliary oil seal lip (5), and is characterized in that a second oil seal lip (6) and a second auxiliary oil seal lip (7) are arranged in the oil seal ring (1), opposite to the oil seal lip (2) and the auxiliary oil seal lip (5); a second spring (8) is arranged on the second oil seal lip. The disassembly-free frameless double oil seal lip axial oil seal is long in service life, has no need to be disassembled when an old oil seal is replaced with a new oil seal, and is time, labor and cost saving.
Description
Technical field
The utility model belongs to Sealing technical field, relates in particular to one and exempts to tear open the exoskeletal dual-oil seal lip of machine shafting oil envelope.
Background technique
By a circular metal skeleton for shaft sealing oil sealing at present, on metal frame, establish the oil seal lip that rubber is made, in oil seal lip, coated spring is tried to stop people from fighting each other, rubber oil sea lip plays oil sealing object, short by dry rubber substance wear-out life, and therefore the working surface between oil sealing and axle is very easy to leakage of oil, cause pumping unit for oil field, speed reducer often to change oil sealing, must often employ crane and pull down heavy crank and change slight deceleration feather cockscomb shafting oil envelope, not only waste time and energy, return maintenance man and caused numerous inconvenience.The application's designer once disclosed the patent No.: ZL201220093414X, name is called: the patent application of exempting from the exoskeletal shafting oil envelope of the machine of tearing open.Although effect is remarkable, there are some drawbacks, because the oil seal lip of oil sealing is single, and be arranged on a side of seal ring, some deficiency of wear resistance and intensity.
Summary of the invention
The purpose of this utility model be to provide a kind of just can maintain and replace without detaching equipment exempt from the exoskeletal dual-oil seal lip of the machine of tearing open shafting oil envelope.The utility model solves the scheme that its technical problem adopts: one exempts to tear open the exoskeletal dual-oil seal lip of machine shafting oil envelope, comprise oil seal washer, oil seal lip, spring ring, potted line and auxiliary oil seal lip, it is characterized in that: in oil seal washer, relative oil seal lip and auxiliary oil seal lip arrange the second oil seal lip and the second auxiliary oil seal lip, and the second spring is set on the second oil seal lip.The utility model has adopted dual-oil seal lip has been set in oil seal washer, has increased and the area of contact of axle, has improved sealability, and has increased wear resistance.
The utility model long service life, the fresh oil that more changes the outfit when envelope, can complete without detaching equipment, save time, laborsaving, province's fund.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
In figure, 1, oil seal washer, 2, oil seal lip, 3, spring ring, 4, potted line, 5, auxiliary oil seal lip, 6, the second oil seal lip, 7, the second auxiliary oil seal lip, 8, the second spring.
Embodiment
With reference to accompanying drawing, one exempts to tear open the exoskeletal dual-oil seal lip of machine shafting oil envelope, comprise oil seal washer 1, oil seal lip 2, spring ring 3, potted line 4 and auxiliary oil seal lip 5, it is characterized in that: the interior relative oil seal lip 2 of oil seal washer 1 and auxiliary oil seal lip 5 arrange on the second oil seal lip 6 and the second auxiliary oil seal lip 7, the second oil seal lips the second spring 8 is set.
Claims (1)
1. exempt to tear open the exoskeletal dual-oil seal lip of machine shafting oil envelope for one kind, comprise oil seal washer (1), oil seal lip (2), spring ring (3), potted line (4) and auxiliary oil seal lip (5), it is characterized in that: in oil seal washer (1), relative oil seal lip (2) and auxiliary oil seal lip (5) arrange the second oil seal lip (6) and the second auxiliary oil seal lip (7), and the second spring (8) is set on the second oil seal lip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320827147.9U CN203717924U (en) | 2013-12-16 | 2013-12-16 | Disassembly-free frameless double oil seal lip axial oil seal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320827147.9U CN203717924U (en) | 2013-12-16 | 2013-12-16 | Disassembly-free frameless double oil seal lip axial oil seal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203717924U true CN203717924U (en) | 2014-07-16 |
Family
ID=51157076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320827147.9U Expired - Fee Related CN203717924U (en) | 2013-12-16 | 2013-12-16 | Disassembly-free frameless double oil seal lip axial oil seal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203717924U (en) |
-
2013
- 2013-12-16 CN CN201320827147.9U patent/CN203717924U/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: 20140716 Termination date: 20141216 |
|
| EXPY | Termination of patent right or utility model |