Concentration measurement device and method for gas produced by laser drilling of coal and rock
A gas concentration measurement, coal and rock technology, applied in measurement devices, color/spectral property measurement, material analysis by optical means, etc., can solve the problem of unable to meet the detection needs, unable to reflect the overall environment, easy leakage of gas collection and other problems , to achieve the effect of fast detection, avoiding leakage and polluting the environment, and strong air tightness
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[0023] In order to make the purpose, technical solution and advantages of the present invention clearer, the embodiments of the present invention will be further described below in conjunction with the accompanying drawings.
[0024] Please refer to figure 1 , the embodiment of the present invention provides a kind of gas concentration measuring device that laser drills into coal rock to produce, and it mainly comprises measuring chamber 10, the first laser emitting unit 63, laser receiving unit 64, the second laser emitting unit 20, sealing unit 30 and a direction adjustment mechanism (not shown in the figure), the measurement chamber 10 is a hollow rectangular structure, which is horizontally arranged on the operating platform (not shown in the figure), the left side and the right side of the measurement chamber 10 There is a first through hole (not shown in the figure) communicating with the inside of each side, the centers of the two first through holes are located on the ...
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