Sprinkler housing for a sprinkler, sprinkler for fire extinguisher systems comprising said sprinkler, and use thereof

摘要

The invention relates to a sprinkler housing (50) for a sprinkler (1), in particular for operating pressures above 16 bar, comprising a fluid channel (12) which is provided in the sprinkler housing (50) and which comprises a fluid inlet (10) and at least one fluid outlet (8); a closure element (4) which can be moved from a blocking position into a release position in a release direction (A), said closure element (4) closing the fluid channel (12) in the blocking position and releasing the fluid channel in the release position; and a sealing element (5) which is attached to the closure element (4) and is designed to close the fluid channel (12) in the blocking position in a fluid-tight manner. According to the invention, the sprinkler housing (50) has a recess (17) through which the closure element (4) extends at least in the release position, and a protective chamber in which the sealing element (5) is arranged is defined between the closure element (4) and the recess (17) in the release position.