CN104454757A - Hydraulic cylinder and cylinder cover structure thereof - Google Patents
Hydraulic cylinder and cylinder cover structure thereof Download PDFInfo
- Publication number
- CN104454757A CN104454757A CN201410634566.XA CN201410634566A CN104454757A CN 104454757 A CN104454757 A CN 104454757A CN 201410634566 A CN201410634566 A CN 201410634566A CN 104454757 A CN104454757 A CN 104454757A
- Authority
- CN
- China
- Prior art keywords
- ring
- guide sleeve
- cylinder
- hydraulic cylinder
- cover structure
- 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.)
- Granted
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1438—Cylinder to end cap assemblies
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Actuator (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410634566.XA CN104454757B (en) | 2014-11-12 | 2014-11-12 | hydraulic cylinder and its cylinder cover structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410634566.XA CN104454757B (en) | 2014-11-12 | 2014-11-12 | hydraulic cylinder and its cylinder cover structure |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104454757A true CN104454757A (en) | 2015-03-25 |
CN104454757B CN104454757B (en) | 2017-10-13 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410634566.XA Active CN104454757B (en) | 2014-11-12 | 2014-11-12 | hydraulic cylinder and its cylinder cover structure |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104454757B (en) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105041765A (en) * | 2015-07-07 | 2015-11-11 | 武汉科技大学 | Hydraulic cylinder with stepped lip edge guide sleeve |
CN105090160A (en) * | 2015-09-30 | 2015-11-25 | 柳州双吉机械有限公司 | Double-acting piston type hydraulic cylinder |
CN105090161A (en) * | 2015-08-11 | 2015-11-25 | 徐州重型机械有限公司 | Anti-abrasion oil-air cylinder and engineering machine |
CN106438573A (en) * | 2016-06-30 | 2017-02-22 | 泸州长信液压机械制造有限公司 | Taper sleeve type mechanical locking oil cylinder |
CN107697253A (en) * | 2017-08-29 | 2018-02-16 | 北京精密机电控制设备研究所 | A kind of outboard immersion jack |
CN108087379A (en) * | 2017-12-20 | 2018-05-29 | 大大科技(宁国)有限公司 | Novel hydraulic oil cylinder top cover and oil cylinder connection structure |
CN108286541A (en) * | 2018-02-26 | 2018-07-17 | 中钢集团西安重机有限公司 | A kind of cylinder piston rod V groups sealing structure unit and its installation method |
WO2021068899A1 (en) * | 2019-10-10 | 2021-04-15 | 常州中车铁马科技实业有限公司 | End cover assembly, air cylinder, tread sweeper and railway vehicle |
CN112758050A (en) * | 2019-11-04 | 2021-05-07 | 常州中车铁马科技实业有限公司 | End cover assembly, pneumatic driving device, wheel tread cleaning device and railway vehicle |
CN113357220A (en) * | 2021-06-01 | 2021-09-07 | 内蒙古北方重工业集团有限公司 | Core rod oil cylinder of vertical extruder and piston rod protection device thereof |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3955479A (en) * | 1974-06-10 | 1976-05-11 | Caterpillar Tractor Co. | Fluid pressure operated actuator with safe disassembly means |
CN101949398A (en) * | 2010-09-13 | 2011-01-19 | 三一重工股份有限公司 | Single-action hydraulic oil cylinder and paver with same |
CN202322123U (en) * | 2011-10-20 | 2012-07-11 | 徐州重型机械有限公司 | Hoist and vertical oil cylinder thereof |
CN202708063U (en) * | 2012-02-15 | 2013-01-30 | 三一重工股份有限公司 | Inner snap ring type hydraulic cylinder sealing structure, hydraulic cylinder and concrete pump truck |
CN102996570A (en) * | 2012-11-28 | 2013-03-27 | 三一重工股份有限公司 | Single-action double-graded hydraulic cylinder and engineering machine |
CN203009440U (en) * | 2012-11-28 | 2013-06-19 | 三一重工股份有限公司 | Single-action two-stage hydraulic cylinder and engineering machine |
CN203098451U (en) * | 2012-12-10 | 2013-07-31 | 平湖市青云建材机械有限公司 | Threading oil cylinder for hydraulic bale packing machine |
CN203570744U (en) * | 2013-11-15 | 2014-04-30 | 山东同力液压装备有限公司 | One-way buffer hydraulic oil cylinder for special vehicle |
-
2014
- 2014-11-12 CN CN201410634566.XA patent/CN104454757B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3955479A (en) * | 1974-06-10 | 1976-05-11 | Caterpillar Tractor Co. | Fluid pressure operated actuator with safe disassembly means |
CN101949398A (en) * | 2010-09-13 | 2011-01-19 | 三一重工股份有限公司 | Single-action hydraulic oil cylinder and paver with same |
CN202322123U (en) * | 2011-10-20 | 2012-07-11 | 徐州重型机械有限公司 | Hoist and vertical oil cylinder thereof |
CN202708063U (en) * | 2012-02-15 | 2013-01-30 | 三一重工股份有限公司 | Inner snap ring type hydraulic cylinder sealing structure, hydraulic cylinder and concrete pump truck |
CN102996570A (en) * | 2012-11-28 | 2013-03-27 | 三一重工股份有限公司 | Single-action double-graded hydraulic cylinder and engineering machine |
CN203009440U (en) * | 2012-11-28 | 2013-06-19 | 三一重工股份有限公司 | Single-action two-stage hydraulic cylinder and engineering machine |
CN203098451U (en) * | 2012-12-10 | 2013-07-31 | 平湖市青云建材机械有限公司 | Threading oil cylinder for hydraulic bale packing machine |
CN203570744U (en) * | 2013-11-15 | 2014-04-30 | 山东同力液压装备有限公司 | One-way buffer hydraulic oil cylinder for special vehicle |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105041765A (en) * | 2015-07-07 | 2015-11-11 | 武汉科技大学 | Hydraulic cylinder with stepped lip edge guide sleeve |
CN105090161A (en) * | 2015-08-11 | 2015-11-25 | 徐州重型机械有限公司 | Anti-abrasion oil-air cylinder and engineering machine |
CN105090160A (en) * | 2015-09-30 | 2015-11-25 | 柳州双吉机械有限公司 | Double-acting piston type hydraulic cylinder |
CN106438573A (en) * | 2016-06-30 | 2017-02-22 | 泸州长信液压机械制造有限公司 | Taper sleeve type mechanical locking oil cylinder |
CN106438573B (en) * | 2016-06-30 | 2018-11-20 | 泸州长信液压机械制造有限公司 | taper sleeve type mechanical locking oil cylinder |
CN107697253A (en) * | 2017-08-29 | 2018-02-16 | 北京精密机电控制设备研究所 | A kind of outboard immersion jack |
CN108087379A (en) * | 2017-12-20 | 2018-05-29 | 大大科技(宁国)有限公司 | Novel hydraulic oil cylinder top cover and oil cylinder connection structure |
CN108286541A (en) * | 2018-02-26 | 2018-07-17 | 中钢集团西安重机有限公司 | A kind of cylinder piston rod V groups sealing structure unit and its installation method |
WO2021068899A1 (en) * | 2019-10-10 | 2021-04-15 | 常州中车铁马科技实业有限公司 | End cover assembly, air cylinder, tread sweeper and railway vehicle |
CN112758050A (en) * | 2019-11-04 | 2021-05-07 | 常州中车铁马科技实业有限公司 | End cover assembly, pneumatic driving device, wheel tread cleaning device and railway vehicle |
CN113357220A (en) * | 2021-06-01 | 2021-09-07 | 内蒙古北方重工业集团有限公司 | Core rod oil cylinder of vertical extruder and piston rod protection device thereof |
CN113357220B (en) * | 2021-06-01 | 2023-07-14 | 内蒙古北方重工业集团有限公司 | Vertical extruder core rod oil cylinder and piston rod protection device thereof |
Also Published As
Publication number | Publication date |
---|---|
CN104454757B (en) | 2017-10-13 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information |
Inventor after: Li Dong Inventor after: Fang Zhongxi Inventor after: Jiang Renkun Inventor after: Yang Chaofei Inventor after: Du Qi Inventor after: Ding Yu Inventor after: Han Xiangdong Inventor after: Jiang Weiwei Inventor before: Ding Yu Inventor before: Han Xiangdong Inventor before: Jiang Weiwei |
|
CB03 | Change of inventor or designer information | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190916 Address after: 110027, No. 25, development road, Shenyang economic and Technological Development Zone, Liaoning Co-patentee after: China Shenhua Energy Co Shendong coal Co. Patentee after: Sany Heavy Equipment Co.,Ltd. Address before: Yansai Lake Street 110027 economic and Technological Development Zone Liaoning city Shenyang province No. 31 Patentee before: Sany Heavy Equipment Co.,Ltd. |
|
TR01 | Transfer of patent right |