The invention discloses a portal crane, which comprises a main beam; the upper end of the left supporting leg and the upper end of the right supporting leg support the two ends of the main beam respectively, and moving mechanisms are arranged at the lower end of the left supporting leg and the lower end of the right supporting leg respectively; the laser transmitter and the light sensing panel are arranged on the left supporting leg and the right supporting leg respectively and correspond to each other in position, and the light sensing panel is used for acquiring coordinate information of light spots generated by the laser transmitter on the light sensing panel; and the controller is used for acquiring the coordinate information so as to control the moving mechanism to execute deviation correction. According to the invention, real-time deviation rectification can be realized, and stable and safe operation of the portal crane is ensured.

    本发明公开了门式起重机,包括:主梁;左支腿和右支腿,所述左支腿和所述右支腿的上端分别支撑所述主梁两端,所述左支腿和所述右支腿的下端分别设置有移动机构;激光发射器和感光面板,所述激光发射器和所述感光面板分别设置在所述左支腿和所述右支腿上,并且位置对应,所述感光面板用于获取所述激光发射器在所述感光面板上产生的光斑的坐标信息;控制器,用于获取所述坐标信息,以控制所述移动机构执行纠偏。本发明能够实现实时纠偏,保证门式起重机的稳定、安全运行。


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    Title :

    Portal crane


    Additional title:

    门式起重机


    Contributors:
    LIU JIALIN (author)

    Publication date :

    2024-07-12


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B66C Krane , CRANES



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