Valve maintenance and overhaul device

A valve maintaining and overhauling device comprises a pipeline, a ball valve is installed in the pipeline, a first rotating shaft penetrating through the inner wall of the top of the pipeline is fixedly installed at the top of the ball valve, a first box body with the bottom communicating with the...

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Hauptverfasser: GUAN GAOYUN, TANG JIANFANG, GUO SHIHAI
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Sprache:chi ; eng
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creator GUAN GAOYUN
TANG JIANFANG
GUO SHIHAI
description A valve maintaining and overhauling device comprises a pipeline, a ball valve is installed in the pipeline, a first rotating shaft penetrating through the inner wall of the top of the pipeline is fixedly installed at the top of the ball valve, a first box body with the bottom communicating with the outside is arranged on the outer side of the pipeline, clamping grooves are formed in the inner walls of the left end and the right end of the first box body, and the pipeline is clamped in the clamping grooves. The valve unscrewing device has the advantages of being simple in structure, easy and convenient to operate, capable of slowly unscrewing a valve back and forth, capable of gradually increasing the amplitude and speed of unscrewing the valve, capable of rapidly opening the valve without damage, capable of preventing parts in the valve from being damaged, capable of prolonging the service life of the valve, simple, efficient, convenient, rapid and convenient to use. The practicability is high. 一种阀门维护检修装置,包括管
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The valve unscrewing device has the advantages of being simple in structure, easy and convenient to operate, capable of slowly unscrewing a valve back and forth, capable of gradually increasing the amplitude and speed of unscrewing the valve, capable of rapidly opening the valve without damage, capable of preventing parts in the valve from being damaged, capable of prolonging the service life of the valve, simple, efficient, convenient, rapid and convenient to use. 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The valve unscrewing device has the advantages of being simple in structure, easy and convenient to operate, capable of slowly unscrewing a valve back and forth, capable of gradually increasing the amplitude and speed of unscrewing the valve, capable of rapidly opening the valve without damage, capable of preventing parts in the valve from being damaged, capable of prolonging the service life of the valve, simple, efficient, convenient, rapid and convenient to use. The practicability is high. 一种阀门维护检修装置,包括管</abstract><oa>free_for_read</oa></addata></record>
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language chi ; eng
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subjects ACTUATING-FLOATS
BLASTING
COCKS
DEVICES FOR VENTING OR AERATING
ENGINEERING ELEMENTS AND UNITS
GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS
HEATING
LIGHTING
MECHANICAL ENGINEERING
TAPS
THERMAL INSULATION IN GENERAL
VALVES
WEAPONS
title Valve maintenance and overhaul device
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