CN105840564B - 恒压自锁塔式起重机液压举升系统 - Google Patents
恒压自锁塔式起重机液压举升系统 Download PDFInfo
- Publication number
- CN105840564B CN105840564B CN201610289316.6A CN201610289316A CN105840564B CN 105840564 B CN105840564 B CN 105840564B CN 201610289316 A CN201610289316 A CN 201610289316A CN 105840564 B CN105840564 B CN 105840564B
- Authority
- CN
- China
- Prior art keywords
- valve
- hydraulic
- lock
- oilhole
- pressure
- 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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Classifications
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- 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
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/003—Systems with load-holding valves
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
-
- 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
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
- F15B11/028—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the actuating force
-
- 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
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/01—Locking-valves or other detent i.e. load-holding devices
-
- 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
- F15B2211/00—Circuits for servomotor systems
- F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
- F15B2211/72—Output members, e.g. hydraulic motors or cylinders or control therefor having locking means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
- Control And Safety Of Cranes (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610289316.6A CN105840564B (zh) | 2016-05-05 | 2016-05-05 | 恒压自锁塔式起重机液压举升系统 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610289316.6A CN105840564B (zh) | 2016-05-05 | 2016-05-05 | 恒压自锁塔式起重机液压举升系统 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105840564A CN105840564A (zh) | 2016-08-10 |
CN105840564B true CN105840564B (zh) | 2017-10-20 |
Family
ID=56592039
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610289316.6A Active CN105840564B (zh) | 2016-05-05 | 2016-05-05 | 恒压自锁塔式起重机液压举升系统 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN105840564B (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106194894B (zh) * | 2016-08-31 | 2018-11-30 | 润邦卡哥特科工业有限公司 | 一种液压油缸缓冲装置 |
CN106286943A (zh) * | 2016-10-18 | 2017-01-04 | 汉盛(上海)海洋装备技术股份有限公司 | 一种电液装置 |
CN110873083B (zh) * | 2018-09-03 | 2021-07-27 | 江苏科技大学 | 一种双阀并联的电液伺服系统及其控制方法 |
CN109296582B (zh) * | 2018-09-28 | 2020-09-08 | 北京全路通信信号研究设计院集团有限公司 | 双向压差控制装置、电动液压转辙机及双向压差控制方法 |
CN109231051B (zh) * | 2018-09-29 | 2020-06-05 | 武汉船用机械有限责任公司 | 一种高位绞车安全自锁和远程应急液压系统及其操作方法 |
CN111608976B (zh) * | 2020-04-29 | 2022-09-16 | 浙江科力车辆控制系统有限公司 | 一种电动商用车用的液压举升系统 |
CN116201794A (zh) * | 2023-03-20 | 2023-06-02 | 徐州建机工程机械有限公司 | 一种塔机液压顶升系统控制装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202510458U (zh) * | 2012-03-06 | 2012-10-31 | 三一汽车起重机械有限公司 | 一种配重锁定液压系统及工程机械 |
CN202745387U (zh) * | 2012-08-28 | 2013-02-20 | 中联重科股份有限公司 | 支腿控制系统以及混凝土泵送设备 |
EP2909484B1 (en) * | 2012-10-19 | 2017-12-27 | Hema Endüstri Anonim Sirketi | System preventing pressured oil leakage to cylinder line in control valve systems with flow divider |
CN203272339U (zh) * | 2013-05-16 | 2013-11-06 | 邯郸市新天地矿业科技有限公司 | 双向液压锁 |
CN203321924U (zh) * | 2013-07-04 | 2013-12-04 | 郑州新大方重工科技有限公司 | 一种控制油缸伸缩、保压和浮动的液压装置 |
CN205744643U (zh) * | 2016-05-05 | 2016-11-30 | 四川重汽王牌兴城液压件有限公司 | 恒压自锁塔式起重机液压举升系统 |
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2016
- 2016-05-05 CN CN201610289316.6A patent/CN105840564B/zh active Active
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Publication number | Publication date |
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CN105840564A (zh) | 2016-08-10 |
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Effective date of registration: 20200528 Address after: 637000 No.66, Section 1, Huarong Road, Shunqing District, Nanchong, Sichuan Province Patentee after: SINOTRUK GROUP NANCHONG HAILE MACHINERY Co.,Ltd. Address before: 637000 Nanchong City, Sichuan province Shunqing District Xihua road two No. 163 Patentee before: SICHUAN SINOTRUK WANGPAI XINGCHENG HYDRAULIC PARTS Co.,Ltd. |
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TR01 | Transfer of patent right |
Effective date of registration: 20211108 Address after: No.8 Changcheng Road, MIMU Town, Qingbaijiang District, Chengdu, Sichuan 610000 Patentee after: CNHTC CHENGDU WANGPAI COMMERCIAL VEHICLE Co.,Ltd. Address before: 637000 No. 66, Section 1, Huarong Road, Shunqing District, Nanchong City, Sichuan Province Patentee before: SINOTRUK GROUP NANCHONG HAILE MACHINERY CO.,LTD. |
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