SHUT-OFF AND STARTING DEVICE OF HIGH-SPEED AUTOMATIC FIRE EXTINGUISHING SYSTEM Russian patent published in 2021 - IPC A62C37/08 

FIELD: fire safety.

SUBSTANCE: invention relates to fire-fighting equipment and can be used in industrial and civil facilities with an increased fire hazard to localize fires and surface or local-surface extinguishing with water or air-mechanical foam of fires in buildings, structures and open technological sites at objects of the 1st hazard class, in particular at flammable polymer and pyrotechnic product manufacturing facilities. The shut-off and starting device of the automatic fire extinguishing system contains a pipeline for supplying the extinguishing agent and at least one means of distributing the extinguishing agent over the zones of possible ignition or fire, the shut-off and starting device is made with an electromagnetic drive for opening the outlet of the extinguishing agent from the means of distributing the extinguishing agent and contains a permanently installed electromagnetic lock with a lock anchor, pivotally installed and attracted to the lock anchor by magnetic forces when electric current is applied to the electromagnetic lock, the clamping bar and the clamp mated with the clamping bar with a plug for the outlet of the extinguishing agent from the fire extinguishing agent distribution means, made with the possibility of opening the exit of the extinguishing agent from the fire extinguishing agent distribution means when the clamping bar and the clamp with a plug are released at the moment of opening the electromagnetic lock.

EFFECT: increased efficiency of fire extinguishing.

11 cl, 4 dwg