CN211344030U - High-stability high-pressure-resistant oil seal for excavator - Google Patents
High-stability high-pressure-resistant oil seal for excavator Download PDFInfo
- Publication number
- CN211344030U CN211344030U CN201922306576.1U CN201922306576U CN211344030U CN 211344030 U CN211344030 U CN 211344030U CN 201922306576 U CN201922306576 U CN 201922306576U CN 211344030 U CN211344030 U CN 211344030U
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- CN
- China
- Prior art keywords
- sealing
- rubber
- block
- elastic
- lug
- 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.)
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- 238000007789 sealing Methods 0.000 claims abstract description 99
- 239000003921 oil Substances 0.000 claims description 37
- 229920001971 elastomer Polymers 0.000 claims description 30
- 239000005060 rubber Substances 0.000 claims description 30
- 239000000463 material Substances 0.000 claims description 12
- 239000000741 silica gel Substances 0.000 claims description 10
- 229910002027 silica gel Inorganic materials 0.000 claims description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- 230000001681 protective effect Effects 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 6
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 244000043261 Hevea brasiliensis Species 0.000 claims description 2
- 230000001788 irregular Effects 0.000 claims description 2
- 229920003049 isoprene rubber Polymers 0.000 claims description 2
- 229920003052 natural elastomer Polymers 0.000 claims description 2
- 229920001194 natural rubber Polymers 0.000 claims description 2
- 229920001084 poly(chloroprene) Polymers 0.000 claims description 2
- 229920000181 Ethylene propylene rubber Polymers 0.000 claims 1
- 230000000694 effects Effects 0.000 description 7
- 230000002349 favourable effect Effects 0.000 description 5
- 239000012530 fluid Substances 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- 229920000459 Nitrile rubber Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229920001973 fluoroelastomer Polymers 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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- Sealing Devices (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201922306576.1U CN211344030U (en) | 2019-12-20 | 2019-12-20 | High-stability high-pressure-resistant oil seal for excavator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201922306576.1U CN211344030U (en) | 2019-12-20 | 2019-12-20 | High-stability high-pressure-resistant oil seal for excavator |
Publications (1)
Publication Number | Publication Date |
---|---|
CN211344030U true CN211344030U (en) | 2020-08-25 |
Family
ID=72103419
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201922306576.1U Active CN211344030U (en) | 2019-12-20 | 2019-12-20 | High-stability high-pressure-resistant oil seal for excavator |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN211344030U (en) |
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2019
- 2019-12-20 CN CN201922306576.1U patent/CN211344030U/en active Active
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Longquan Yide Construction Machinery Co.,Ltd. Assignor: ZHEJIANG GUANGLI ENGINEERING MACHINERY Co.,Ltd. Contract record no.: X2021330000694 Denomination of utility model: High stability and high pressure resistant oil seal for excavator Granted publication date: 20200825 License type: Common License Record date: 20211104 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: High stability and high-pressure oil seal for excavators Granted publication date: 20200825 Pledgee: Postal Savings Bank of China Limited Longquan City Sub-branch Pledgor: ZHEJIANG GUANGLI ENGINEERING MACHINERY Co.,Ltd. Registration number: Y2024330000921 |