Tunnel face blasthole charge device
A tunnel face and tunnel technology, which is applied to the field of blasthole charging devices for tunnel face faces, can solve problems such as few equipment, and achieve the effects of improving controlled blasting effect, ensuring charging coefficient, strong adaptability and practicability
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[0020] The present invention will be further described below with reference to the accompanying drawings and specific embodiments.
[0021] like figure 1 and figure 2 Shown: The charging device for the blasthole on the tunnel face includes a charging cartridge 1, a guide head 2, a coil gasket 3, a positioning member 5, two fixing rings 6 and two adjusting structures 4; the two adjusting structures 4 are located in the At both ends of the cartridge 1, the adjustment structure 4 includes a jacking rod 4-3, a plurality of fixing heads 4-1 and a plurality of jacking heads 4-2. Circumferentially arranged at intervals and connected with the charging cartridge 1, the ejector rods 4-3 are arranged vertically and the upper end is connected with the upper end of the cartridge 1, and each ejector head 4-2 is arranged at intervals in the up and down direction and is connected with the ejector rods 4-3. Connection; the fixing ring 6 is set in one-to-one correspondence with the adjusting...
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