The invention discloses an overload protection valve with a limit switch. The overload protection valve with the limit switch comprises a valve body, a transition plate assembly, a pilot cover plate assembly and a one-way valve assembly, the top of the valve body is connected with the bottom of the transition plate assembly, the top of the transition plate assembly is connected with the bottom of the pilot cover plate assembly, the top of the pilot cover plate assembly is connected with the bottom of the valve seat assembly, the top of the valve seat assembly is connected with the bottom of the reversing valve, and the one-way valve assembly is inserted into the valve body. The top of the valve body is sequentially provided with an oil inlet end and an oil return end, the oil inlet end is located on the rear side of the oil return end, the left side and the right side of the valve body are provided with a first pressure measuring connector and a second pressure measuring connector respectively, the first pressure measuring connector is communicated with the oil return end of the valve body, and the second pressure measuring connector is communicated with the oil inlet end of the valve body. According to the design, irreparable loss caused by opening the overload protection valve by misoperation of an operator can be prevented, and the overload protection valve can be freely opened in an emergency.

    一种带限位开关的过载保护阀,所述带限位开关的过载保护阀包括阀体、过渡板组件、先导盖板组件与单向阀组件;所述阀体的顶部与过渡板组件的底部连接,过渡板组件的顶部与先导盖板组件的底部连接,先导盖板组件的顶部与阀座组件的底部连接,阀座组件的顶部与换向阀的底部连接,单向阀组件插接于阀体内;所述阀体的顶部依次开设有进油端、回油端,进油端位于回油端的后侧,阀体的左右两侧分别设置有一测压接头与二测压接头,一测压接头与阀体的回油端连通,二测压接头与阀体的进油端连通。本设计可以防止因操作者误操作开启过载保护阀,造成无法挽回的损失,在紧急情况下可以自由开启过载保护阀。


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    Title :

    Overload protection valve with limit switch


    Additional title:

    一种带限位开关的过载保护阀


    Contributors:
    GU DELIANG (author) / HU FAGUO (author) / FANG MIN (author) / TANG BO (author) / LIU LIMING (author) / YAN YONG (author) / ZHAO TIANLIANG (author)

    Publication date :

    2023-01-24


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66D Haspeln , CAPSTANS / F15B SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL , Druckmittelbetriebene Systeme allgemein



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