Fire extinguishing system of public bus

Abstract

The invention relates to a fire extinguishing system of a public bus. The fire extinguishing system comprises a fire extinguisher, a fire extinguishing pipeline and a plurality of spraying heads. The fire extinguisher is placed at the rear side of a bus body, and is connected with the fire extinguishing pipeline, and the fire extinguishing pipeline is laid at the two sides inside the bus body; a plurality of spraying heads which spray the interior of the bus body are arranged on the fire extinguishing pipeline at intervals, and a pneumatic control switch, a manual control switch and an electric control switch which are used for controlling a valve of the fire extinguisher to be turned on or off are arranged on the fire extinguisher. Power own by the bus and manual control are utilized for controlling the fire extinguisher in three modes. Through a large quantity of tests and a large amount of demonstration, the response time of the fire extinguishing system is not more than 3 seconds, solid and liquid fire disasters in various types of public transport vehicles can be controlled within 10 seconds and completely extinguished within 30 seconds, an oil tank is protected and prevented from exploding, and the evacuation time is gained for passengers.

Description

technical field [0001] The invention relates to a bus fire extinguishing system, which belongs to the field of public transport vehicle fire extinguishing. Background technique [0002] With the rapid development of urban economy and the continuous expansion of city scale, the number of public transport vehicles has increased dramatically. Buses are densely populated and closed spaces, and the public security situation is relatively complicated. Arson and spontaneous combustion incidents occur frequently, seriously threatening the lives of drivers and passengers, and seriously disturbing social stability and unity. In recent years, the number of bus fire cases has increased significantly. [0003] Nearly half of the bus arsonists in recent years have been burned or blown to death. In media reports, arsonists have different motives for committing crimes, but common words include: world-weary, pessimistic, venting anger, venting anger, etc. It is not difficult to see an upwa...

AI Technical Summary

Problems solved by technology

[0009] At present, buses are equipped with portable dry powder fire extinguishers. The fire extinguishers are generally placed far away from the driver, and the bus is crowded with people. After a fire, they are in a state of extreme confusion. The fire extinguishers cannot play their role in a timely and effective manner.

When a bus catches fire, due to the airtight space, passengers have almost no time to escape and save themselves, which is prone to serious casualties

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