CN203258062U - Sealing device of tensioning track oil cylinder of excavator - Google Patents
Sealing device of tensioning track oil cylinder of excavator Download PDFInfo
- Publication number
- CN203258062U CN203258062U CN 201320176352 CN201320176352U CN203258062U CN 203258062 U CN203258062 U CN 203258062U CN 201320176352 CN201320176352 CN 201320176352 CN 201320176352 U CN201320176352 U CN 201320176352U CN 203258062 U CN203258062 U CN 203258062U
- Authority
- CN
- China
- Prior art keywords
- cylinder barrel
- sealing device
- excavator
- oil cylinder
- sealing
- 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 a sealing device of a tensioning track oil cylinder of an excavator. The sealing device comprises a cylinder barrel plate, O-shaped rings, cylinder barrels and a plunger rod. The sealing device is characterized in that the inner side of the cylinder barrel plate and one cylinder barrel is provided with a groove, and the O-shaped rings are placed in the grooves and used for sealing the grooves. Compared with the prior art, the sealing device has the advantages of being simple in structure, reliable in sealing, low in cost and the like.
Description
Technical field
The utility model belongs to the excavator accessory, especially a kind of seal arrangement of excavator tensioner crawler belt oil cylinder.
Background technique
At present, domestic and international general excavator tensioner crawler belt oil cylinder employing welding because welding technique in use, produces leakage of oil easily.
Summary of the invention
The purpose of this utility model be to provide a kind of simple and reliable for structure, overcome because welding technique, in use, produce easily the solution of leakage of oil.
Technical solution of the present utility model is such, and a kind of seal arrangement of excavator tensioner crawler belt oil cylinder comprises cylinder barrel plate, O shape circle, cylinder barrel, plunger rod, it is characterized in that, described cylinder barrel plate and cylinder barrel inboard are provided with groove and place seal with O ring.
The utility model compared with prior art has simple in structurely, and sealing is reliable, low cost and other advantages.
Description of drawings:
Accompanying drawing 1 is looked sectional view for overall structure master of the present invention.
In the accompanying drawing, cylinder barrel plate (1), O shape circle (2), cylinder barrel (3), plunger rod (4).
Embodiment:
Most preferred embodiment of the present utility model is such, shown in accompanying drawing, a kind of seal arrangement of excavator tensioner crawler belt oil cylinder comprises cylinder barrel plate, O shape circle, cylinder barrel, plunger rod, wherein, described cylinder barrel plate 1 is provided with groove with cylinder barrel 3 inboards and places 2 sealings of O shape circle.Described plunger rod 4 connects one-way valve.
Claims (1)
1. the seal arrangement of an excavator tensioner crawler belt oil cylinder comprises cylinder barrel plate, O shape circle, cylinder barrel, plunger rod, it is characterized in that, described cylinder barrel plate (1) is provided with groove with cylinder barrel (3) inboard and places O shape circle (2) sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320176352 CN203258062U (en) | 2013-04-10 | 2013-04-10 | Sealing device of tensioning track oil cylinder of excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320176352 CN203258062U (en) | 2013-04-10 | 2013-04-10 | Sealing device of tensioning track oil cylinder of excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203258062U true CN203258062U (en) | 2013-10-30 |
Family
ID=49470625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320176352 Expired - Fee Related CN203258062U (en) | 2013-04-10 | 2013-04-10 | Sealing device of tensioning track oil cylinder of excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203258062U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103174834A (en) * | 2013-04-10 | 2013-06-26 | 玉林市川迪机器制造有限公司 | Sealing device of excavator tension track oil cylinder |
-
2013
- 2013-04-10 CN CN 201320176352 patent/CN203258062U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103174834A (en) * | 2013-04-10 | 2013-06-26 | 玉林市川迪机器制造有限公司 | Sealing device of excavator tension track oil cylinder |
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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: 20131030 Termination date: 20170410 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |