| 摘要 |
PURPOSE: A built-in type sprinkler head is provided to maintain a compressed form of a fuse box and a triangular plate by being operated by spraying a fire extinguishing solution. CONSTITUTION: A built-in type sprinkler head comprises a frame, a body(230), and a fuse box(240). The frame is combined with a tailrace connected to a pipe for a fire-extinguishing solution. In the body, a hanging sill combined with the end of frame is formed. The fuse box is composed of a fusible material, bead and a thermal conductor(248). The fuse box is formed by being successively laminated. The fuse box pushes the support plate to outside in order to expand the support plate. In the fuse box, the lower part of support plate is combined with the lower part of the body.
|
