Hanger used for hoisting large-section steel truss girders and hoisting method
A hoisting method and steel truss girder technology, applied in the directions of transportation and packaging, load hoisting components, etc., can solve the problems of poor economy, high economic cost, large scale of cross-sea bridges, etc., to increase the effective hoisting weight, operate Strong and versatile effect
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[0040] The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.
[0041] see figure 1 , figure 2As shown, the embodiment of the present invention provides a hoisting device for hoisting large-section steel truss girders. 3. The flexible connector 4, the second connecting component 5, and the second loop 6; the first connecting component 3 is connected to the lifting lug 1 of the steel truss beam through the first loop 2, and the first connecting component 3 is connected through the flexible connecting component 4 It is connected with the second connection component 5, and the second connection component 5 is connected with the hook 7 of the floating crane through the second rope loop 6.
[0042] The steel truss beam hoisted by the present invention has four lifting lugs 1, see image 3 , Figure 4 As shown, the lifting lug 1 includes a tie plate 11, which is welded to the top surface of the ste...
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