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Construction method of small-size section ventilating duct
The invention provides a construction method of a small-size section ventilating duct. The construction of the small-size section ventilating duct is performed in such a manner of hierarchical construction from bottom to top: a floor is constructed after the ventilating duct is constructed firstly, and in this way, the concrete construction quality can be effectively controlled and the structure defects are avoided in the concrete pouring process; after the ventilating duct is poured, a demounting-free steel form is adopted for the top plate of the ventilating duct, and therefore, the supporting and removal operations of a top plate form for the traditional ventilating duct are effectively avoided, and meanwhile, secondary design and reservation of reinforcements in the base plate and the sidewall of the ventilating duct are not needed, the construction difficulty is reduced, and the construction is more convenient and high in efficiency. When a wall is formed under the ventilating duct, the construction principle is not changed, and still according to the hierarchical construction from bottom to top, the wall is constructed firstly, and then the construction of the ventilating duct is completed; finally, the construction of the floor is performed, and then the shaping construction of the small-size section ventilating duct is completed. The construction method can be widely applied to ventilating duct construction.
Construction method of small-size section ventilating duct
The invention provides a construction method of a small-size section ventilating duct. The construction of the small-size section ventilating duct is performed in such a manner of hierarchical construction from bottom to top: a floor is constructed after the ventilating duct is constructed firstly, and in this way, the concrete construction quality can be effectively controlled and the structure defects are avoided in the concrete pouring process; after the ventilating duct is poured, a demounting-free steel form is adopted for the top plate of the ventilating duct, and therefore, the supporting and removal operations of a top plate form for the traditional ventilating duct are effectively avoided, and meanwhile, secondary design and reservation of reinforcements in the base plate and the sidewall of the ventilating duct are not needed, the construction difficulty is reduced, and the construction is more convenient and high in efficiency. When a wall is formed under the ventilating duct, the construction principle is not changed, and still according to the hierarchical construction from bottom to top, the wall is constructed firstly, and then the construction of the ventilating duct is completed; finally, the construction of the floor is performed, and then the shaping construction of the small-size section ventilating duct is completed. The construction method can be widely applied to ventilating duct construction.
Construction method of small-size section ventilating duct
WANG YUXIONG (Autor:in) / LI ZHENG (Autor:in) / LIU JUN (Autor:in)
19.08.2015
Patent
Elektronische Ressource
Englisch
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