煤气排水器下降管阀门在线更换装置

Device is changed on line to gas drainer downtake valve

Abstract

本实用新型提供了一种煤气排水器下降管阀门在线更换装置,它包括主管体,所述主管体内设置有水管,水管的进水端和出水端分别伸出主管体的两端,且水管的进水端设置有截止阀、出水端设置有防堵塞喷头,所述主管体中位于防堵塞喷头的一端外侧设置有丝口,所述丝口外侧螺纹连接有至少一副法兰,每副法兰的两片法兰片之间分别设置有橡胶密封垫,所述橡胶密封垫的外径大于法兰片的外径和排水器下降管的内径。采用这种结构形式后,无须停运煤气管道,容易满足施工条件,能够有效的阻止煤气外漏,提高操作人员安全保障,操作步骤简单实用,提高了工作效率,且法兰和橡胶密封垫可根据下降管尺寸进行更换,多次利用,节约资源。
The utility model provides a device is changed on line to gas drainer downtake valve, it is personally experienced sth. Part of the body including being responsible for, be responsible for the internal water pipe that is provided with, the water pipe intake the end with go out the water end (W. E. ) and stretch out the both ends of being responsible for the body respectively, and the end of intaking of water pipe is provided with the stop valve, goes out the water end (W. E. ) and be provided with anti -clogging spray nozzle, it is provided with the silk mouth to be responsible for the one end outside that lies in anti -clogging spray nozzle in personally experiencing sth. Part of the body, a silk mouthful outside threaded connection has at least a pair flange, is provided with rubber packing pad between two flange pieces of every pair of flange respectively, rubber packing pad's external diameter is greater than the external diameter of flange piece and the internal diameter of drainer downtake. After adopting this kind of structural style, the gas piping that need not not stop transport satisfies execution conditions easily, can leak outward by effectual prevention coal gas, improves the operating personnel safety guarantee, and operating procedure simple and practical has improved work efficiency, and utilization many times, resources are saved can be changed according to the downtake size to the flange with rubber packing pad.

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