| 摘要 |
<p>The present invention relates to a valve operating a fire valve (1) provided in a ship by delaying the operation for a predetermined amount of time which includes a body (10) providing a guide space (110) having a stepped opening (111), and a gas outlet (115) connected to the guide space (110) to be formed at one side of a side surface; a bonnet (20) comprising a rod guide (210), and a connection body (230) having first and second spaces (231, 233); an operation body (30) formed of a piston rod (310), a piston (330) formed inside a first oil passage (331), a piston guide (350) having a second oil passage (351) disposed inside, oil (370) filled in a space in which the piston (330) and a guide pipe (352) are located, and first elastic means (390) installed while surrounding an outer surface of the guide pipe (352); an interval control body (40) to control the oil flow; a gas injection terminal (50) having a gas inlet (51); and a pressure control body (60) having one portion inserted by being apart from the gas inlet (51) in a predetermined interval.</p> |
