EMERGENCY THERMAL VALVE OF ONE-TIME ACTION Russian patent published in 2023 - IPC F16K17/40 

FIELD: emergency equipment.

SUBSTANCE: emergency thermal valve of one-time action relates to valves opening a channel for supplying cooling liquid in emergency; it can be used in different industries, in which access to cooling liquid in emergency is required, in particular, in nuclear power engineering. The emergency thermal valve of one-time action contains a case, in which a through channel for supplying cooling liquid through an inlet of the thermal valve towards its outlet is made, and a thermal fuse, a melting point of which is selected in accordance with a valve triggering temperature. The through channel is made in the form of a bend, and it consists of horizontal and downward vertical sections, the channel inlet is located in a lower part of the vertical section, the outlet of the through channel is equipped with a plug of high-strength refractory material, attached to a flange of the horizontal section, using the thermal fuse.

EFFECT: obtainment of an emergency thermal valve of one-time action.

2 cl, 3 dwg