The invention provides a hydraulic system of an orchard pit digging, fertilizing and soil covering machine. The hydraulic system comprises a power source oil circuit, a remote pressure regulating oilcircuit, a tractor steering oil circuit, a tractor attitude leveling oil circuit, a tractor pit digging, fertilizing and soil covering operation oil circuit and a travel switch. The hydraulic system realizes continuous action of the pit digging, fertilizing and soil covering operation function by adopting the travel switch on the basis of realizing vehicle parking, steering and tractor posture leveling, realizes three-stage remote pressure regulation by using a remote pressure regulating valve, is convenient to regulate pressure, can meet different pressure conditions, and improves reliabilityand safety of the pit digging, fertilizing and soil covering machine.

    本发明提供了一种果园挖坑施肥覆土机的液压系统,包括动力源油路、远程调压油路、拖拉机转向油路、拖拉机姿态调平油路、拖拉机挖坑施肥覆土作业油路以及行程开关;该果园挖坑施肥覆土机的液压系统在实现车辆的停车、转向和拖拉机姿态调平的基础上,并采用行程开关实现了挖坑施肥覆土作业功能的连续动作,且使用远程调压阀实现了三级远程调压,调压方便,能满足不同的压力条件,提高了挖坑施肥覆土机的可靠性和安全性。


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    Title :

    Hydraulic system of orchard pit digging, fertilizing and soil covering machine


    Additional title:

    一种果园挖坑施肥覆土机的液压系统


    Contributors:
    YANG FUZENG (author) / LI YILIN (author)

    Publication date :

    2020-10-13


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    A01C Pflanzen , PLANTING / B62D MOTOR VEHICLES , Motorfahrzeuge / F15B SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL , Druckmittelbetriebene Systeme allgemein



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