CN201396164Y - 煤矿液压支架往复动态密封组件结构 - Google Patents
煤矿液压支架往复动态密封组件结构 Download PDFInfo
- Publication number
- CN201396164Y CN201396164Y CN2008200302073U CN200820030207U CN201396164Y CN 201396164 Y CN201396164 Y CN 201396164Y CN 2008200302073 U CN2008200302073 U CN 2008200302073U CN 200820030207 U CN200820030207 U CN 200820030207U CN 201396164 Y CN201396164 Y CN 201396164Y
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- Prior art keywords
- packing
- piston
- assembly
- dynamic seal
- piston rod
- 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 - Lifetime
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- 238000007789 sealing Methods 0.000 title claims abstract description 25
- 239000003245 coal Substances 0.000 title claims abstract description 11
- 238000012856 packing Methods 0.000 claims description 45
- 239000000463 material Substances 0.000 claims description 21
- 229920002635 polyurethane Polymers 0.000 claims description 9
- 239000004814 polyurethane Substances 0.000 claims description 9
- 229920000459 Nitrile rubber Polymers 0.000 claims description 6
- 238000010276 construction Methods 0.000 claims description 6
- 229920006324 polyoxymethylene Polymers 0.000 claims description 6
- 230000003068 static effect Effects 0.000 claims description 6
- 239000000428 dust Substances 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000005755 formation reaction Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 239000011324 bead Substances 0.000 abstract 4
- 238000005299 abrasion Methods 0.000 abstract 1
- 229920001971 elastomer Polymers 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 239000003818 cinder Substances 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 235000015111 chews Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Images
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- Sealing Devices (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2008200302073U CN201396164Y (zh) | 2008-09-08 | 2008-09-08 | 煤矿液压支架往复动态密封组件结构 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2008200302073U CN201396164Y (zh) | 2008-09-08 | 2008-09-08 | 煤矿液压支架往复动态密封组件结构 |
Publications (1)
Publication Number | Publication Date |
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CN201396164Y true CN201396164Y (zh) | 2010-02-03 |
Family
ID=41618673
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2008200302073U Expired - Lifetime CN201396164Y (zh) | 2008-09-08 | 2008-09-08 | 煤矿液压支架往复动态密封组件结构 |
Country Status (1)
Country | Link |
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CN (1) | CN201396164Y (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102235339A (zh) * | 2010-04-30 | 2011-11-09 | 奔迪士商业运输系统公司 | 活塞和缸组件 |
CN109253258A (zh) * | 2018-11-08 | 2019-01-22 | 广东新志密封技术有限公司 | 一种超短油缸气缸防尘密封圈 |
CN109695716A (zh) * | 2017-10-20 | 2019-04-30 | 湖南特力液压有限公司 | 活塞和液压缸 |
CN118026026A (zh) * | 2024-04-12 | 2024-05-14 | 山西泰宝科技有限公司 | 一种液压支架水介质推移千斤顶密封装置 |
-
2008
- 2008-09-08 CN CN2008200302073U patent/CN201396164Y/zh not_active Expired - Lifetime
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102235339A (zh) * | 2010-04-30 | 2011-11-09 | 奔迪士商业运输系统公司 | 活塞和缸组件 |
CN102235339B (zh) * | 2010-04-30 | 2015-12-16 | 奔迪士商业运输系统公司 | 活塞和缸组件 |
CN109695716A (zh) * | 2017-10-20 | 2019-04-30 | 湖南特力液压有限公司 | 活塞和液压缸 |
CN109253258A (zh) * | 2018-11-08 | 2019-01-22 | 广东新志密封技术有限公司 | 一种超短油缸气缸防尘密封圈 |
CN118026026A (zh) * | 2024-04-12 | 2024-05-14 | 山西泰宝科技有限公司 | 一种液压支架水介质推移千斤顶密封装置 |
CN118026026B (zh) * | 2024-04-12 | 2024-06-21 | 山西泰宝科技有限公司 | 一种液压支架水介质推移千斤顶密封装置 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: XIANYANG KELONG SPECIAL RUBBER PRODUCTS CO., LTD. Free format text: FORMER NAME: XIANYANG KELONG SPECIAL RUBBER PRODUCTS INSTITUTE |
|
CP01 | Change in the name or title of a patent holder |
Address after: 712000, Xianyang, Shaanxi, Qin District, China Village Patentee after: Xianyang Kelong Special Rubber Product Co., Ltd. Address before: 712000, Xianyang, Shaanxi, Qin District, China Village Patentee before: Xianyang Kelong Special Rubber Products Research Institute |
|
C56 | Change in the name or address of the patentee |
Owner name: SHAANXI COLOGNE ENERGY TECHNOLOGY CO., LTD. Free format text: FORMER NAME: XIANYANG KELONG SPECIAL RUBBER PRODUCT CO., LTD. |
|
CP03 | Change of name, title or address |
Address after: 712000, No. 2, Cang Han Road, West hi tech Development Zone, Xianyang, Shaanxi Patentee after: SHAANXI KELONG ENERGY TECHNOLOGY CO., LTD. Address before: 712000, Xianyang, Shaanxi, Qin District, China Village Patentee before: Xianyang Kelong Special Rubber Product Co., Ltd. |
|
C56 | Change in the name or address of the patentee |
Owner name: SHAANXI KELONG ENERGY TECHNOLOGY CO., LTD. Free format text: FORMER NAME: SHAANXI COLOGNE ENERGY TECHNOLOGY CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: 712000, No. 2, Cang Han Road, West hi tech Development Zone, Xianyang, Shaanxi Patentee after: SHAANXI KELONG ENERGY TECHNOLOGY CORP. LTD. Address before: 712000, No. 2, Cang Han Road, West hi tech Development Zone, Xianyang, Shaanxi Patentee before: SHAANXI KELONG ENERGY TECHNOLOGY CO., LTD. |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Coal mine hydraulic support reciprocating dynamic sealing assembly structure Effective date of registration: 20160218 Granted publication date: 20100203 Pledgee: Bank of Changan, Limited by Share Ltd, Xianyang hi tech sub branch Pledgor: SHAANXI KELONG ENERGY TECHNOLOGY CORP. LTD. Registration number: 2016110000001 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20180313 Granted publication date: 20100203 Pledgee: Bank of Changan, Limited by Share Ltd, Xianyang hi tech sub branch Pledgor: SHAANXI KELONG ENERGY TECHNOLOGY CORP., LTD. Registration number: 2016110000001 |
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CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20100203 |