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Working principle of fire water crane

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Working principle of fire water crane

Date of release:2018-09-03 Author: Click:

Working principle of fire water crane




The main working principle of the fire crane is to prevent the water from flowing out of the pipe network or freezing crack by means of water discharge device. Secondly, firefighters can use the free turning of the ground to rapidly inject water into the fire truck so as to extinguish the fire in time. In order to master the correct operation method, the first step is to use wrenches and other tools to open the rotary lock, and then the downhole drain valve will automatically close.




Working principle of fire water crane




When the fire engine stops near it, open the valve and fill it with water. Second, close the butterfly valve immediately after the fire crane is used. At the same time, the drain valve will automatically open to remove the remaining water in the assembly. In addition, if there is a serious fire near the fire crane, fire fighting. Personnel can directly install fire hose to the junction, and loosen the valve stem, direct fire extinguishing.


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