Electrodeless regulation and control device of mine wind cave ventilation section
The utility model relates to an electrodeless regulation and control device of mine wind cave ventilation section. The efficiency of software testing that the mine carries out the mine ventilating fan capability test method haves much room for improvement with construction factor of safety. This dev...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model relates to an electrodeless regulation and control device of mine wind cave ventilation section. The efficiency of software testing that the mine carries out the mine ventilating fan capability test method haves much room for improvement with construction factor of safety. This device is adjusted the section wall body, is adjusted door plant, pivot and pivot base and axle sleeve including the wind cave, the pivot base sets up adjusts section wall body bottom intermediate position at the wind cave, the axle sleeve sets up adjusts section wall body top intermediate position at the wind cave, the pivot bottom sets up in the pivot base, and the axle sleeve is passed at the middle part, and outside mine wind cave is stretched out at the top, and the pivot top is equipped with a rotary rod, hang a weight on the rotary rod, at axle sleeve top fixed one and the endocentric calibrated scale of shaft, weight bottom is most advanced just to the scale position of calibrated scale. The utility model disc |
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