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A platform for research: civil engineering, architecture and urbanism
Main valve, crushing control system and excavator
The invention relates to a breaking hammer control valve structure, and discloses a main valve, a hydraulic breaking control system and an excavator, the main valve comprises a valve body, a first breaking control valve group and a second breaking control valve group which are integrated in the valve body, a first breaking oil way connected with a first oil inlet, and a second breaking oil way connected with a second oil inlet, the first crushing control valve group comprises a first crushing control valve, the first crushing oil way is connected with a crushing oil port through the first crushing control valve, the second crushing control valve group comprises a second crushing control valve, and the second crushing oil way is connected with the crushing oil port through the second crushing control valve. The main valve can flexibly control the two hydraulic pumps and has a good energy-saving effect, and the service life of the hydraulic pumps is prolonged.
本发明涉及破碎锤控制阀结构，公开了一种主阀、液压破碎控制系统及挖掘机，该主阀包括阀体集成在所述阀体内的第一破碎控制阀组和第二破碎控制阀组、与第一进油口连接的第一破碎油路以及与第二进油口连接的第二破碎油路，所述第一破碎控制阀组包括第一破碎控制阀，所述第一破碎油路通过所述第一破碎控制阀与破碎油口连接，所述第二破碎控制阀组包括第二破碎控制阀，所述第二破碎油路通过所述第二破碎控制阀与所述破碎油口连接。本发明的主阀能够对两个液压泵灵活控制，具有较好的节能效果，提高液压泵的使用寿命。
Main valve, crushing control system and excavator
The invention relates to a breaking hammer control valve structure, and discloses a main valve, a hydraulic breaking control system and an excavator, the main valve comprises a valve body, a first breaking control valve group and a second breaking control valve group which are integrated in the valve body, a first breaking oil way connected with a first oil inlet, and a second breaking oil way connected with a second oil inlet, the first crushing control valve group comprises a first crushing control valve, the first crushing oil way is connected with a crushing oil port through the first crushing control valve, the second crushing control valve group comprises a second crushing control valve, and the second crushing oil way is connected with the crushing oil port through the second crushing control valve. The main valve can flexibly control the two hydraulic pumps and has a good energy-saving effect, and the service life of the hydraulic pumps is prolonged.
本发明涉及破碎锤控制阀结构，公开了一种主阀、液压破碎控制系统及挖掘机，该主阀包括阀体集成在所述阀体内的第一破碎控制阀组和第二破碎控制阀组、与第一进油口连接的第一破碎油路以及与第二进油口连接的第二破碎油路，所述第一破碎控制阀组包括第一破碎控制阀，所述第一破碎油路通过所述第一破碎控制阀与破碎油口连接，所述第二破碎控制阀组包括第二破碎控制阀，所述第二破碎油路通过所述第二破碎控制阀与所述破碎油口连接。本发明的主阀能够对两个液压泵灵活控制，具有较好的节能效果，提高液压泵的使用寿命。
Main valve, crushing control system and excavator
主阀、破碎控制系统及挖掘机
LIU XIANGBAO (author) / WU YUANFENG (author) / YUAN YE (author) / YANG FULIN (author) / ZHU PENGCHENG (author)
2023-09-01
Patent
Electronic Resource
Chinese
IPC:
E02F
Baggern
,
DREDGING
Excavator main valve, excavator hydraulic system and excavator
| European Patent Office | 2023