Folding type suspension arm device supported by electric pole
A pole-supported and foldable technology, which is applied to cranes and other directions, can solve the problems of dangerous vehicles and pedestrians passing by, construction workers without safety guarantees, and insufficient installation of overweight objects, etc., to save labor costs, and the structure is safe, stable, and accurate The effect of quick placement
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[0022] Below in conjunction with accompanying drawing, the present invention is described in further detail:
[0023] The pole-supported folding boom device of the present invention includes a fixing seat 2 , a supporting rod body 3 , a horizontal boom 4 , a diagonal brace 5 and a driving mechanism 6 . The specific structure is as figure 1 , figure 2 , image 3 , Figure 4 shown.
[0024] The supporting rod body 3 of the present invention is a telescopic rod body, the supporting rod body 3 is connected with the electric pole 1 through the fixing seat 2, and the telescopic supporting rod body 3 is controlled by the traction rope pulley block 3-1 arranged inside the rod body to expand and contract the multistage rod body, One end of the traction rope in the traction rope pulley block 3-1 is fixedly connected to the lower end of the outer layer tower body 3-2, and the other end of the traction rope enters the inside of the middle tower body 3-3 after bypassing the pulley at ...
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