L68B1 Mast Section the components of slewing tower body of tower crane
The tower crane is composed of several accessories, and the slewing tower body mechanism is one of the important parts of the tower crane. The small staff of the tower crane factory will know with you which parts the slewing tower body is composed of?
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The specific analysis of slewing tower body of tower crane is as follows:
The rotating tower body will be welded with the tower cap through the connecting plate before leaving the factory. The rotating tower body mainly consists of the following parts:
1. Main chord: it is mainly used to connect tower cap and support tower cap, boom and balance arm. The length is 1500mm. Each chord is welded by two types of angle steel;
2. Reinforced web and stiffened rib: the stiffened web is welded to the upper part of the main chord, the strength of the upper part of the rotating tower body is increased to support the lifting arm and the balance arm, and the stiffened rib is welded to the stiffened web to further enhance the strength of the upper part of the rotating tower body;
3. Transverse and diagonal web members: 8 each, Hot-Rolled Structural seamless steel tube, symmetrically distributed on each side of the tower body;
4. Ladder: seamless steel pipe;
5. The hinged plate 1 is used to connect the balance arm, and the hinged plate 2 is used to connect the lifting arm, which requires high strength and toughness, so the material can be Q235 plus high temperature tempering;
6. Flange plate and rib plate: used to connect the rotating tower body and upper support. Refer to the products of various manufacturers for specific structural dimensions.
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