A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Movable emergency rescue hydraulic system used in tie changing machine
The invention discloses a movable emergency rescue hydraulic system used in a tie changing machine. The system is characterized in that a first main valve is connected with the outlet end of a first shuttle valve, the first inlet end of the first shuttle valve is connected with a first main pump, and the second inlet end of the first shuttle valve is connected with a first auxiliary pump; a secondmain valve is connected with the outlet end of a second shuttle valve, the first inlet end of the second shuttle valve is connected with a second main pump, and the second inlet end of the second shuttle valve is connected with a second auxiliary pump; a small valve is connected with the outlet end of a third shuttle valve, the first inlet end of the third shuttle valve is connected with a thirdmain pump, and the second inlet end of the third shuttle valve is connected with a first oil outlet of a priority valve; an oil source valve is connected with the outlet end of a fourth shuttle valve,the first inlet end of the fourth shuttle valve is connected with a pilot pump, and the second inlet end of the fourth shuttle valve is connected with a second oil outlet of the priority valve; and an oil inlet of the priority valve is connected with a third auxiliary pump. The system has the characteristics of novel structure and stronger practicability.
一种用于换枕机中的可移动应急救援液压系统，第一主阀与第一梭阀的出口端连接，第一梭阀的第一进口端与第一主泵连接，第一梭阀的第二进口端与第一辅泵连接；第二主阀与第二梭阀的出口端连接，第二梭阀的第一进口端与第二主泵连接，第二梭阀的第二进口端与第二辅泵连接；小阀与第三梭阀的出口端连接，第三梭阀的第一进口端与第三主泵连接，第三梭阀的第二进口端与优先阀的第一出油口连接；油源阀与第四梭阀的出口端连接，第四梭阀的第一进口端与先导泵连接，第四梭阀的第二进口端与优先阀的第二出油口连接；优先阀的进油口与第三辅泵连接。本发明具有结构新颖、实用性更强的特点。
Movable emergency rescue hydraulic system used in tie changing machine
The invention discloses a movable emergency rescue hydraulic system used in a tie changing machine. The system is characterized in that a first main valve is connected with the outlet end of a first shuttle valve, the first inlet end of the first shuttle valve is connected with a first main pump, and the second inlet end of the first shuttle valve is connected with a first auxiliary pump; a secondmain valve is connected with the outlet end of a second shuttle valve, the first inlet end of the second shuttle valve is connected with a second main pump, and the second inlet end of the second shuttle valve is connected with a second auxiliary pump; a small valve is connected with the outlet end of a third shuttle valve, the first inlet end of the third shuttle valve is connected with a thirdmain pump, and the second inlet end of the third shuttle valve is connected with a first oil outlet of a priority valve; an oil source valve is connected with the outlet end of a fourth shuttle valve,the first inlet end of the fourth shuttle valve is connected with a pilot pump, and the second inlet end of the fourth shuttle valve is connected with a second oil outlet of the priority valve; and an oil inlet of the priority valve is connected with a third auxiliary pump. The system has the characteristics of novel structure and stronger practicability.
一种用于换枕机中的可移动应急救援液压系统，第一主阀与第一梭阀的出口端连接，第一梭阀的第一进口端与第一主泵连接，第一梭阀的第二进口端与第一辅泵连接；第二主阀与第二梭阀的出口端连接，第二梭阀的第一进口端与第二主泵连接，第二梭阀的第二进口端与第二辅泵连接；小阀与第三梭阀的出口端连接，第三梭阀的第一进口端与第三主泵连接，第三梭阀的第二进口端与优先阀的第一出油口连接；油源阀与第四梭阀的出口端连接，第四梭阀的第一进口端与先导泵连接，第四梭阀的第二进口端与优先阀的第二出油口连接；优先阀的进油口与第三辅泵连接。本发明具有结构新颖、实用性更强的特点。
Movable emergency rescue hydraulic system used in tie changing machine
一种用于换枕机中的可移动应急救援液压系统
ZENG HUASHAN (author) / LIU FEI (author) / LIN YIPING (author) / XIN QIQI (author) / WANG HUANQIAN (author) / XIE PINGJUAN (author)
2020-04-17
Patent
Electronic Resource
Chinese
Movable full-hydraulic deep foundation pit emergency rescue pumping equipment
| European Patent Office | 2020