Self-adsorption air type foam dust suspension system for coal mining working face
An air-type technology for coal mining face, which is applied in the field of self-priming air-type foam dust suppression system for coal mining face, can solve the problems that hinder the application of foam dust suppression technology, occupy a large space, and have limited space, and achieve wide practicability, The effect of small space occupation and simple structure
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[0013] An embodiment of the present invention will be further described below in conjunction with the accompanying drawings:
[0014] Such as figure 1 As shown, the self-suction air foam dust suppression system for coal mining face of the present invention is mainly composed of high-pressure water pipe 1, control valve 2, pressure regulating valve 3, pressure gauge 4, foaming agent adding device 5, liquid storage tank 6, main The liquid supply pipe 7, the branch liquid supply pipe 8, the regulating valve 9, and the self-priming air swirl foaming device 10 are composed of an arc-shaped foam nozzle; the pressure-bearing capacity of the high-pressure water pipe 1 and the main liquid supply pipe 7 is 10 The diameter of the high pressure hose of ~15MPa is 25mm; the two branch liquid supply pipes 8 are all high pressure hoses with a pressure-bearing capacity of 8-10MPa, and the diameter is 13mm; the end of the main liquid supply pipe 7 Two branch liquid supply pipes 8 leading to the le...
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