The invention provides a portal frame of a portal crane and an installation method thereof, relates to the technical field of hoisting machinery, and solves the technical problem of inconvenience forinstallation in the prior art. The portal frame comprises a main beam, a left support leg and a right support leg, wherein the top ends of the two support legs are detachably fixed at the two ends ofthe main beam; each support leg consists of two support columns arranged in a splayed form; each support column is divided into multiple sections of column sections from top to bottom; and the upper and lower adjacent column sections are detachably fixed to each other. The portal frame and the installation method are particularly suitable for places with relatively small space.

    一种门式起重机的门型架及其安装方法,涉及起重机械技术领域,所解决的是现有技术安装不便的技术问题。该门型架包括主梁,及左右各一根支撑腿,所述主梁的两端以可拆卸方式固定两根支撑腿的顶端;每根支撑腿都由两根布设成八字形的支柱组成,每根支柱都从上至下分成多节柱段,且上下相邻的柱段以可拆卸方式相互固定。本发明提供的门型架及安装方法,特别适合空间较小的场合。


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    Title :

    Portal frame of portal crane and installation method thereof


    Additional title:

    门式起重机的门型架及其安装方法


    Contributors:

    Publication date :

    2020-06-02


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66C Krane , CRANES



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