| 摘要 |
FIELD: mining.SUBSTANCE: unit includes an operating fan and a standby fan, each of which has an electric motor, a manifold and an adapter, a combined inlet box with a turning plug shutting off the inlet to operating and standby fans, and a turning flap shutting off outlets of operating or standby fans to an air supply pass. Above the fan unit with fans installed on draw-out trolleys there arranged in a noise-absorbing heat-insulated container is an air treatment unit, in the three unified air intakes of which there installed are noise absorption systems with turning shaft doors, which has an air conditioning system made in the form of a freon air cooler and an electric air heater, which allow air cooling or heating depending on ambient temperature. The air supply pass of the fan unit is equipped with a fire float at the well inlet.EFFECT: enlarging functional capabilities of a unit; improving its reliability and possibility of quick installation and relocation to a new operation place.6 dwg |
