04-09-2018 дата публикации
Номер: KR101894737B1
The present invention relates to a device to prevent a sprinkler from freezing and bursting, capable of arbitrarily adding a necessary number of divided heaters in accordance with a heating area. According to the present invention, the device to prevent a sprinkler from freezing and bursting comprises: the divided heaters (30, 40) closely adhered to the periphery of a sprinkler reducer (20) and stacked in plurality; locking steps (31, 32, 41, 42) formed at both ends of the divided heaters (30, 40); terminal exposing grooves (31g, 32g, 41g, 42g) having terminals (31t, 32t, 41t) exposed on a surface and formed on a surface facing the locking steps (31, 32, 41, 42); terminal connection parts (51, 61) inserted into the terminal exposing grooves (31g, 32g, 41g, 42g) and connected to the terminals (31t, 32t, 41t); a pair of conductive bands (50, 60); V-cutting grooves (53, 63); leaf springs (54, 64) to apply elastic force in a direction to make the divided heaters (30, 40) close to each other ...
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