Rapid ventilation and smoke exhausting device and method for construction period of long-distance tunnel
A smoke exhaust device, long-distance technology, applied in mine/tunnel ventilation, safety devices, earth-moving drilling and other directions, can solve the threat to the life, health and safety of operators, affect the progress and duration of tunnel engineering, and the harsh construction environment. and other problems, to achieve the effect of a safe and good working environment, lower temperature, and a wide range of use.
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[0034] The present invention will be further described in detail below in conjunction with the accompanying drawings, which are to explain rather than limit the present invention.
[0035] The invention is a rapid ventilation and smoke exhaust device during the construction period of a long-distance tunnel, such as figure 1 and figure 2 As shown, it includes a gantry support 1, a ventilation unit and a damper set arranged on the gantry support 1, and a motor control system for respectively controlling the ventilation unit and the damper set; such as image 3 and Figure 4As shown, in this preferred example, the supporting platform and the supporting column of the gantry bracket 1 welded with H-shaped I-beam 12 are used as an example to illustrate, wherein the channel steel is used to make the reinforcing rod 13 to strengthen the diagonal support for the gantry bracket 1, forming a triangle Support structure; at the bottom end of the supporting column of the gantry bracket 1...
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