Protection device for sprinkler of fire-extinguishing system in commercial building, has functional part made preferentially from intended formed steel sheet and plastic, and protection bar horizontally rotated at specific degrees

摘要

The device has robust components with specific design and preferentially arranged around a glass barrel (1') of a sprinkler (1). A functional part (3) is made preferentially from intended formed steel sheet and plastic. The functional part possesses a horizontal, circular, partial area, and is located vertically to the partial area to form an angle of approximately 90 degrees with a protection bar (4). The protection bar is connected to an outer edge and horizontally rotated at 90 degrees.