CN201102228Y - 带有过载保护装置的液压拉伸器 - Google Patents
带有过载保护装置的液压拉伸器 Download PDFInfo
- Publication number
- CN201102228Y CN201102228Y CNU2007200751082U CN200720075108U CN201102228Y CN 201102228 Y CN201102228 Y CN 201102228Y CN U2007200751082 U CNU2007200751082 U CN U2007200751082U CN 200720075108 U CN200720075108 U CN 200720075108U CN 201102228 Y CN201102228 Y CN 201102228Y
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- Prior art keywords
- nut
- piston
- hydraulic
- overload protection
- hydraulic cylinder
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- 230000006835 compression Effects 0.000 claims abstract description 14
- 238000007906 compression Methods 0.000 claims abstract description 14
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 12
- 239000010959 steel Substances 0.000 claims abstract description 12
- 239000003921 oil Substances 0.000 abstract description 11
- 239000010720 hydraulic oil Substances 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000011148 porous material Substances 0.000 abstract description 2
- 230000001681 protective effect Effects 0.000 abstract 4
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
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Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200751082U CN201102228Y (zh) | 2007-09-28 | 2007-09-28 | 带有过载保护装置的液压拉伸器 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200751082U CN201102228Y (zh) | 2007-09-28 | 2007-09-28 | 带有过载保护装置的液压拉伸器 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201102228Y true CN201102228Y (zh) | 2008-08-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200751082U Expired - Fee Related CN201102228Y (zh) | 2007-09-28 | 2007-09-28 | 带有过载保护装置的液压拉伸器 |
Country Status (1)
| Country | Link |
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| CN (1) | CN201102228Y (zh) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102410959A (zh) * | 2011-08-16 | 2012-04-11 | 沪东重机有限公司 | 一种气阀半锥块材料性能的检验装置 |
| CN104053525A (zh) * | 2012-02-09 | 2014-09-17 | 瓦锡兰芬兰有限公司 | 预拉紧工具和用于拧紧螺母的方法 |
| CN105215658A (zh) * | 2015-09-10 | 2016-01-06 | 北京动力机械研究所 | 涡轮发动机甩油盘组件装拆装置 |
| CN105328445A (zh) * | 2015-11-10 | 2016-02-17 | 北京科路工业装备股份有限公司 | 一种螺栓拉伸器 |
| CN113557107A (zh) * | 2019-03-11 | 2021-10-26 | 阿特拉斯·科普柯工业技术公司 | 螺栓张紧工具 |
-
2007
- 2007-09-28 CN CNU2007200751082U patent/CN201102228Y/zh not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102410959A (zh) * | 2011-08-16 | 2012-04-11 | 沪东重机有限公司 | 一种气阀半锥块材料性能的检验装置 |
| CN104053525A (zh) * | 2012-02-09 | 2014-09-17 | 瓦锡兰芬兰有限公司 | 预拉紧工具和用于拧紧螺母的方法 |
| CN104053525B (zh) * | 2012-02-09 | 2016-08-17 | 瓦锡兰芬兰有限公司 | 预拉紧工具和用于拧紧螺母的方法 |
| CN105215658A (zh) * | 2015-09-10 | 2016-01-06 | 北京动力机械研究所 | 涡轮发动机甩油盘组件装拆装置 |
| CN105328445A (zh) * | 2015-11-10 | 2016-02-17 | 北京科路工业装备股份有限公司 | 一种螺栓拉伸器 |
| CN105328445B (zh) * | 2015-11-10 | 2018-05-11 | 北京科路工业装备股份有限公司 | 一种螺栓拉伸器 |
| CN113557107A (zh) * | 2019-03-11 | 2021-10-26 | 阿特拉斯·科普柯工业技术公司 | 螺栓张紧工具 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shanghai Yuansheng Machinery Electrical Manufacturing Co., Ltd. Assignor: Shanghai Dianji University Contract fulfillment period: 2009.5.8 to 2014.5.7 Contract record no.: 2009310000104 Denomination of utility model: Hydraulic drawing device with overload safeguard Granted publication date: 20080820 License type: Exclusive license Record date: 20090701 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.5.8 TO 2014.5.7; CHANGE OF CONTRACT Name of requester: SHANGHAI YUANSHENG MACHINERY ELECTRIC MANUFACTURIN Effective date: 20090701 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080820 Termination date: 20150928 |
|
| EXPY | Termination of patent right or utility model |