Piston type non-pressure-storage fire extinguishing cylinder and piston type non-pressure-storage fire extinguisher

• Main Authors: ZHU YOURAN, PANG PANTING, HUANG CHANGLONG, LU RUIHUA, LU LEILEI, YAN LIFAN, QIN PEIWEN, ZHANG HANG
• Format: Patent
• Language: Chinese; English
• Published: 14.10.2022
• Subjects: FIRE-FIGHTING; HUMAN NECESSITIES; LIFE-SAVING

The utility model relates to the field of fire extinguishing equipment, in particular to a piston type non-pressure-storage fire extinguishing cylinder and a piston type non-pressure-storage fire extinguisher. The piston type non-pressure-storage fire extinguishing cylinder comprises a cylinder body, a piston, a first sealing cover and a second sealing cover. The piston is arranged in the barrel in a sliding mode and divides the interior of the barrel into a first cavity and a second cavity, the first cavity is used for containing a gas generating agent, and the second cavity is used for containing a fire extinguishing agent; the first sealing cover and the second sealing cover are connected to the two ends of the barrel respectively. The first sealing cover seals the end part of the barrel body and is used for mounting a thermosensitive wire; the second sealing cover is provided with a discharging agent channel, and the second cavity is communicated with the outside through the discharging agent channel. The