ACCELERATOR FOR SPRINKLER AIR ALARM VALVE

摘要

The utility model is designed to complete the control units of sprinkler air systems in stationary automatic fire extinguishing installations; it provides, when the sprinkler is triggered, a decrease in the response time of the sprinkler air valve. An accelerator for a sprinkler air signal valve, characterized by the execution of a housing, the inlet of which is connected to a tee and a filter of mechanical impurities, the outlet is connected to a ball valve, the upper outlet contains a shut-off unit, which is closed by a housing cover, the cover has an upper part made in the form of a central cylindrical sleeve, inside which there is a stem mating at the bottom with a locking unit, outside the central cylindrical sleeve there is a rubber support that fits around it, an upper membrane, a washer, a nut, a spring are installed on the stem, while a cylinder is installed on the housing cover coaxially with the stem, forming between it and rubber support cavity of the air chamber, which is closed by the top cover, inside which there is another cavity with a central hole, which is connected by a tube to the upper branch of the tee, a clamp is made that fixes the rubber support on the cylindrical part of the housing cover, which compresses it, covering its middle part by 95 - 97% in length not the outer circumference of the rubber support.