Construction Method for Installing the Top Valve Box of Large Blast Furnace
A construction method and valve box technology, applied to blast furnaces, blast furnace details, furnaces, etc., can solve problems such as large labor input, long installation time, and low safety, and achieve high safety, overcome errors, and improve installation accuracy.
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[0043] For a better understanding of the present invention, the inventive method will be further described below in conjunction with the accompanying drawings, see Figure 1 to Figure 11 , the installation and construction method of the large-scale blast furnace roof valve box of the present invention, comprising the following steps:
[0044] (1) Prepare the strut quick positioning device: see image 3 , the device is a steel structure, mainly composed of two sets of straight horizontal bars 1, two sets of straight vertical bars 2, and four sets of arc-shaped holding parts 8 connected by bolts; two sets of horizontal bars 1 and two sets of vertical bars 2 is fixed in the shape of a well, and the two ends of each of the four sets of holding parts 8 are respectively fixed on the ends of the adjacent horizontal bar 1 and the end of the vertical bar 2; two sets of horizontal bars 1 and two sets of vertical bars 2 can be straight The length of the telescopic adjustment rod, the ar...
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