CN106801689B - 机械操纵式起重机及其变幅液压系统 - Google Patents
机械操纵式起重机及其变幅液压系统 Download PDFInfo
- Publication number
- CN106801689B CN106801689B CN201611208658.7A CN201611208658A CN106801689B CN 106801689 B CN106801689 B CN 106801689B CN 201611208658 A CN201611208658 A CN 201611208658A CN 106801689 B CN106801689 B CN 106801689B
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- CN
- China
- Prior art keywords
- valve
- fluid port
- hydraulic fluid
- hand
- luffing
- 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
-
- 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
- F15B11/08—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/18—Control systems or devices
- B66C13/20—Control systems or devices for non-electric drives
-
- 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
- B66C23/06—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 with jibs mounted for jibbing or luffing movements
-
- 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
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611208658.7A CN106801689B (zh) | 2016-12-23 | 2016-12-23 | 机械操纵式起重机及其变幅液压系统 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611208658.7A CN106801689B (zh) | 2016-12-23 | 2016-12-23 | 机械操纵式起重机及其变幅液压系统 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106801689A CN106801689A (zh) | 2017-06-06 |
CN106801689B true CN106801689B (zh) | 2018-11-20 |
Family
ID=58984214
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201611208658.7A Active CN106801689B (zh) | 2016-12-23 | 2016-12-23 | 机械操纵式起重机及其变幅液压系统 |
Country Status (1)
Country | Link |
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CN (1) | CN106801689B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110422778B (zh) * | 2019-08-22 | 2021-02-09 | 徐州重型机械有限公司 | 起重臂变幅液压系统和起重机 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004301215A (ja) * | 2003-03-31 | 2004-10-28 | Hitachi Constr Mach Co Ltd | 作業用車両の油圧駆動装置 |
CN202164063U (zh) * | 2011-06-28 | 2012-03-14 | 长沙中联重工科技发展股份有限公司 | 汽车起重机和吊臂落臂液压系统 |
CN202414995U (zh) * | 2011-12-31 | 2012-09-05 | 宁波凯荣船用机械有限公司 | 起重机液压控制系统 |
CN102874697A (zh) * | 2012-10-18 | 2013-01-16 | 中联重科股份有限公司 | 控制臂架变幅的液压系统和起重机 |
CN102887435A (zh) * | 2012-10-19 | 2013-01-23 | 中联重科股份有限公司 | 控制臂架变幅的液压系统、控制方法和起重机 |
CN203500154U (zh) * | 2013-10-16 | 2014-03-26 | 长沙中联消防机械有限公司 | 臂架变幅回路和消防车 |
-
2016
- 2016-12-23 CN CN201611208658.7A patent/CN106801689B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004301215A (ja) * | 2003-03-31 | 2004-10-28 | Hitachi Constr Mach Co Ltd | 作業用車両の油圧駆動装置 |
CN202164063U (zh) * | 2011-06-28 | 2012-03-14 | 长沙中联重工科技发展股份有限公司 | 汽车起重机和吊臂落臂液压系统 |
CN202414995U (zh) * | 2011-12-31 | 2012-09-05 | 宁波凯荣船用机械有限公司 | 起重机液压控制系统 |
CN102874697A (zh) * | 2012-10-18 | 2013-01-16 | 中联重科股份有限公司 | 控制臂架变幅的液压系统和起重机 |
CN102887435A (zh) * | 2012-10-19 | 2013-01-23 | 中联重科股份有限公司 | 控制臂架变幅的液压系统、控制方法和起重机 |
CN203500154U (zh) * | 2013-10-16 | 2014-03-26 | 长沙中联消防机械有限公司 | 臂架变幅回路和消防车 |
Also Published As
Publication number | Publication date |
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CN106801689A (zh) | 2017-06-06 |
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PB01 | Publication | ||
PB01 | Publication | ||
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SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP02 | Change in the address of a patent holder | ||
CP02 | Change in the address of a patent holder |
Address after: 102206 Beijing Changping District Shahe town Shayang Road, Niu Niu Wan Village North Patentee after: Beiqi Futian Automobile Co., Ltd. Address before: 102206, Beijing, Shahe Town, Changping District Road, sand Yang Patentee before: Beiqi Futian Automobile Co., Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20201009 Address after: No.202 Xuanfu street, Xuanhua District, Zhangjiakou, Hebei Province Patentee after: Hebei Leisa Heavy Construction Machinery Co., Ltd Address before: 102206, Beijing, Shahe, Changping District Town, Sha Yang Road, Lao Wan Village North Patentee before: BEIQI FOTON MOTOR Co.,Ltd. |