A mine pneumatic refrigeration device and method
A refrigeration device and mining technology, applied in safety devices, mining equipment, earth-moving drilling, etc., can solve the problems of high refrigeration power, explosion-proof safety hazards, and high efficiency, so as to improve efficiency, solve large safety hazards, and save energy. Effect
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[0020] The present invention will be further described below in conjunction with specific embodiments with reference to the accompanying drawings.
[0021] Such as figure 1 As shown, the mine pneumatic refrigeration device of the present invention includes a water pump air motor 1, a liquid return shut-off valve 2, a liquid inlet shut-off valve 3, a water pump 4, a plate heat exchanger 5, a gas-liquid separator 6, a refrigeration compressor 7, a First pressure valve 8, second pressure valve 9, unit safety protection system 10, temperature control valve 11, unit temperature control system 12, housing 13, oil separator 14, condensing heat exchanger 15, fan 16, fan air motor 17 , Liquid storage tank 18, compressor air motor 19, dry filter 20, throttling expansion valve 21, etc.
[0022] The mine pneumatic refrigerating device is driven by mine compressed air, utilizes vapor compression refrigeration cycle for refrigeration, and has safety protection function and automatic temper...
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