Fire extinguisher and using method thereof

Abstract

The invention discloses a fire extinguisher and a using method thereof. The fire extinguisher comprises an outer shell of a cushion and an outer shell of a backrest of a swivel chair, wherein a dry powder cavity is formed in the outer shell of the cushion, and two first driving cavities which are symmetrical in position and communicate with the dry powder cavity are fixedly formed in the left side and the right side of the dry powder cavity. According to the design of the invention, the swivel chair and the fire extinguisher are combined, the swivel chair is provided with rotating wheels to facilitate movement of a whole fire extinguishing device and rotation change of a powder spraying direction, the fire extinguishing device can still be used as a common swivel chair on the premise that the fire extinguishing function is not used, and in public places such as offices, the swivel chairs are densely distributed, and the target is clear, so that efficient fire extinguishing can be realized when a fire disaster comes; and a pushing device is arranged, a head cover is taken down before fire extinguishing, a first motor is started to drive a first annular pushing rod and a second annular pushing rod to move, a protection plate at the front side and a protection plate at the rear side are rotationally unfolded, and protection of fire extinguishing operation is carried out on a user.

Description

technical field [0001] The invention relates to the technical field of fire extinguishers, in particular to a fire extinguisher and its use method. Background technique [0002] A fire extinguisher is a portable fire extinguishing tool. Chemicals are placed in the fire extinguisher to put out the fire. Fire extinguishers are one of the common fire prevention facilities. They are stored in public places or places where fires may occur. Different types of fire extinguishers contain different ingredients and are specially designed for different fire causes. When using, care must be taken to avoid adverse effects and dangers. However, most of the fire extinguishing devices in public areas are not placed in fixed positions and the number of them is not large, so that when a fire occurs in an emergency, ordinary personnel may not be able to find them. Fire extinguishers, or the number of fire extinguishers is not enough, and ordinary fire extinguishers have a single function, on...

AI Technical Summary

Problems solved by technology

When using, care must be taken to avoid adverse effects and dangers. However, most of the fire extinguishing devices in public areas are not placed in fixed positions and the number of them is not large, so that when a fire occurs in an emergency, ordinary personnel may not be able to find them. Fire extinguishers, or the number of fire extinguishers is not enough, and ordinary fire extinguishers have a single function, only for fire extinguishing, without considering the needs of protecting users

Images