Water-air combined medium non-coupled rapid explosive charging device for tunnel extra-large cross section deep-hole rock blasting fragmentation
A technology of super large section and deep hole blasting, applied in blasting and other directions, can solve the problems of difficult quantitative measurement of blast hole depth, inability to obtain tunnel excavation surface, and inability to achieve the effect of drilling and blasting rock, saving on-site operations Time, reduce on-site operators, low cost effect
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[0064] Such as figure 1 as shown, figure 1 It is a schematic diagram of the front section of the water-air combination medium uncoupled rapid charge device used in the super-large section deep hole blasting of the present invention; figure 2 for figure 1 Schematic diagram of a cross-section rotated by 45°.
[0065] The device includes a borehole 1, a first mixed charge system 2, a second mixed charge system 3, a third mixed charge system 4, a structural cavity system 5, a combined medium system 6, a first connecting sleeve 7, a second mixed charge system Two connecting sleeves 8, composite plugging system 9, explosives 10, detonator 11, lead wire 12, double-sided scale tape 13, scale scale 14;
[0066] The first mixed charge system 2, the second mixed charge system 3, and the third mixed charge system 4 are all provided with a structural cavity system 5, a combined medium system 6, explosives 10, detonators 11, lead wires 12, double-sided Scale tape 13, scale ruler 14;
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