Shield constructs machine and goes up multisystem hydraulic pressure pumping source automatic switching control equipment

The utility model provides a shield constructs machine and goes up multisystem hydraulic pressure pumping source automatic switching control equipment, includes a plurality of hydraulic control device, every hydraulic control device includes that a control pump, one inhale oil filter, a check valve,...

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Bibliographische Detailangaben
1. Verfasser: LU LIUYANG
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model provides a shield constructs machine and goes up multisystem hydraulic pressure pumping source automatic switching control equipment, includes a plurality of hydraulic control device, every hydraulic control device includes that a control pump, one inhale oil filter, a check valve, a switching -over valve, wherein, oil filter is inhaled in the port connection under the control pump, and the lower port of check valve is connected to the port on the control pump, and the switching -over valve is connected to the port on the check valve, its characterized in that tells a branch road on the main line pipeline between every hydraulic control device's check valve and switching -over valve, electromagnetism stop valve of installation in the middle of the branch road, and the other end with every branch road of a plurality of hydraulic control device links together again, makes each branch road all communicate with each other. The utility model discloses simple structure, design benefit has overcome