Rotary device with earth bar hookup

The application discloses a rotary device with earth bar hookup includes: a tubular metal main part, tubular metal main part one end is the opening, and the other end is the confined base, the fixed coupled structure that sets up of central authorities of base, the tubular metal main part is the fixed gate flap structure that sets up the elasticity state of the tubulose diameter of an adjustable tubular metal main part on the surface of a tubulose diameter telescopic structure, tubular metal main part, the tubular metal main part still sets up one can restrict the elasticity setting device that the tubulose diameter after the gate flap structure is adjusted can not change to the tubular metal main part, rotary device cup joints on the earth bar through the opening of tubular metal main part. Problem how conveniently to install the device of earth connection has been solved in this application. 本申请公开种与接地棒联接的旋转装置，包括：管状金属主体，所述管状金属主体端为开口，另端为封闭的底座，所述底座的中央固定设置耦合结构；所述管状金属主体为管状直径可伸缩的结构，管状金属主体的表面上固定设置可调节管状金属主体的管状直径的松紧