Pressure control valve with guard box

Abstract

The utility model relates to a pressure control valve with protection box relates to pressure control valve technical field, it includes the valve body with pressure regulating assembly in top portion, still include the protection mechanism for carrying out protection to pressure regulating assembly, protection mechanism includes setting in the valve body top portion and covers pressure regulating assembly's protection box, install in the dehumidification and place box of protection box inner chamber, place in dehumidification and place the dehumidifier for dehumidification in the box and set up in the protection box and valve body between and be used for sealing's sealing ring, the side of protection box rotatably is provided with the door plant, dehumidification and place the box sliding installation in protection box inner chamber, be provided with the push -out mechanism between door plant and dehumidification and place the box, to drive dehumidification and place the box synchronous exit protection box's inner chamber when door plant opens, to replace the dehumidifier in dehumidification and place the box. The utility model has the effect that the bolt and nut are protected conveniently, and the rust and corrosion of bolt and nut are avoided.

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