CN105805071A - 一种用于挖掘机动臂的单向阀机构及回转油路系统 - Google Patents
一种用于挖掘机动臂的单向阀机构及回转油路系统 Download PDFInfo
- Publication number
- CN105805071A CN105805071A CN201610304695.1A CN201610304695A CN105805071A CN 105805071 A CN105805071 A CN 105805071A CN 201610304695 A CN201610304695 A CN 201610304695A CN 105805071 A CN105805071 A CN 105805071A
- Authority
- CN
- China
- Prior art keywords
- oil circuit
- check valve
- oil
- valve
- way valve
- 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
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 24
- 239000003921 oil Substances 0.000 claims abstract description 144
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 35
- 230000003139 buffering effect Effects 0.000 claims description 18
- 230000000903 blocking effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 230000008859 change Effects 0.000 description 5
- 230000000630 rising effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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
- 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
- F15B13/027—Check valves
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
- E02F9/2267—Valves or distributors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0209—Check valves or pivoted valves
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Operation Control Of Excavators (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610304695.1A CN105805071B (zh) | 2016-05-09 | 2016-05-09 | 一种用于挖掘机动臂的单向阀机构及回转油路系统 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610304695.1A CN105805071B (zh) | 2016-05-09 | 2016-05-09 | 一种用于挖掘机动臂的单向阀机构及回转油路系统 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105805071A true CN105805071A (zh) | 2016-07-27 |
CN105805071B CN105805071B (zh) | 2017-12-05 |
Family
ID=56455614
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610304695.1A Active CN105805071B (zh) | 2016-05-09 | 2016-05-09 | 一种用于挖掘机动臂的单向阀机构及回转油路系统 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN105805071B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113653124A (zh) * | 2021-08-26 | 2021-11-16 | 江苏电子信息职业学院 | 一种纯电驱动轮式无人装载机铲掘控制方法 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080229738A1 (en) * | 2007-03-19 | 2008-09-25 | Volvo Construction Equipment Holding Sweden Ab. | Hydraulic circuit to prevent bucket separation from bucket rest during traveling of heavy equipment |
US20110192474A1 (en) * | 2010-02-10 | 2011-08-11 | Toshiba Kikai Kabushiki Kaisha | Hydraulic control valve for construction machinery |
CN202659993U (zh) * | 2012-05-25 | 2013-01-09 | 浙江苏强格液压股份有限公司 | 一种单向节流阀 |
CN203614841U (zh) * | 2013-10-25 | 2014-05-28 | 宁波明启液压机械有限公司 | 一种单向节流阀 |
WO2015094142A1 (en) * | 2013-12-17 | 2015-06-25 | Hema Endüstri̇ Anoni̇m Şi̇rketi̇ | A valve system which holds load and which equalizes pressure in hydraulic fixtures |
CN105179760A (zh) * | 2015-08-14 | 2015-12-23 | 苏州科明纺织有限公司 | 一种单向节流阀 |
CN205639138U (zh) * | 2016-05-09 | 2016-10-12 | 青岛雷沃挖掘机有限公司 | 一种用于挖掘机动臂的单向阀机构及回转油路系统 |
-
2016
- 2016-05-09 CN CN201610304695.1A patent/CN105805071B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080229738A1 (en) * | 2007-03-19 | 2008-09-25 | Volvo Construction Equipment Holding Sweden Ab. | Hydraulic circuit to prevent bucket separation from bucket rest during traveling of heavy equipment |
US20110192474A1 (en) * | 2010-02-10 | 2011-08-11 | Toshiba Kikai Kabushiki Kaisha | Hydraulic control valve for construction machinery |
CN202659993U (zh) * | 2012-05-25 | 2013-01-09 | 浙江苏强格液压股份有限公司 | 一种单向节流阀 |
CN203614841U (zh) * | 2013-10-25 | 2014-05-28 | 宁波明启液压机械有限公司 | 一种单向节流阀 |
WO2015094142A1 (en) * | 2013-12-17 | 2015-06-25 | Hema Endüstri̇ Anoni̇m Şi̇rketi̇ | A valve system which holds load and which equalizes pressure in hydraulic fixtures |
CN105179760A (zh) * | 2015-08-14 | 2015-12-23 | 苏州科明纺织有限公司 | 一种单向节流阀 |
CN205639138U (zh) * | 2016-05-09 | 2016-10-12 | 青岛雷沃挖掘机有限公司 | 一种用于挖掘机动臂的单向阀机构及回转油路系统 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113653124A (zh) * | 2021-08-26 | 2021-11-16 | 江苏电子信息职业学院 | 一种纯电驱动轮式无人装载机铲掘控制方法 |
Also Published As
Publication number | Publication date |
---|---|
CN105805071B (zh) | 2017-12-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information |
Address after: 266500 No. 75 east the Yellow River Road, Qingdao economic and Technological Development Zone, Shandong Applicant after: QINGDAO LOVOL ENGINEERING MACHINERY Co.,Ltd. Address before: 266500 No. 75 east the Yellow River Road, Qingdao economic and Technological Development Zone, Shandong Applicant before: QINGDAO LOVOL EXCAVATOR Co.,Ltd. |
|
CB02 | Change of applicant information | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Sun Baosheng Inventor after: Wang Bin Inventor after: Chen Weixiong Inventor after: Wang Guimin Inventor after: Xia Jinling Inventor after: Wang Rong Inventor after: Wang Jiugang Inventor before: Sun Baosheng Inventor before: Wang Bin Inventor before: Chen Weixiong Inventor before: Wang Guimin Inventor before: Xia Jinling Inventor before: Wang Rong |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address |
Address after: 266500 No. 75 East Huanghe Road, Huangdao District, Qingdao City, Shandong Province Patentee after: LOVOL Engineering Machinery Group Co.,Ltd. Address before: 266500 No. 75 east the Yellow River Road, Qingdao economic and Technological Development Zone, Shandong Patentee before: QINGDAO LOVOL ENGINEERING MACHINERY Co.,Ltd. |
|
CP03 | Change of name, title or address | ||
CP01 | Change in the name or title of a patent holder |
Address after: 266500 No. 75 East Huanghe Road, Huangdao District, Qingdao City, Shandong Province Patentee after: Lovol Heavy Industry Group Co.,Ltd. Address before: 266500 No. 75 East Huanghe Road, Huangdao District, Qingdao City, Shandong Province Patentee before: LOVOL Engineering Machinery Group Co.,Ltd. |
|
CP01 | Change in the name or title of a patent holder |