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Gate valve with air suction and exhaust functions
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Title:
Gate valve with air suction and exhaust functions
Author:
HONG WENBIN
;
WU YUYING
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
;
JOINTS OR FITTINGS FOR PIPES
;
LIGHTING
;
MEANS FOR THERMAL INSULATION IN GENERAL
;
MECHANICAL ENGINEERING
;
PIPES
;
SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING
;
TAPS
;
THERMAL INSULATION IN GENERAL
;
VALVES
;
WEAPONS
Description:
The invention provides a gate valve with suction and exhaust functions, and belongs to the technical field of gate valves. The rotary handle is fixedly connected with the upper end of a valve rod in the gate valve body, and the first exhaust pipe is connected to the circumferential surface of the gate valve body and penetrates through the gate valve body. The pressing mechanism comprises a supporting rod, a first supporting plate, a second exhaust pipe, a circular check block, a square plate, a hollow groove, an electric telescopic rod, a long rod, a limiting rod and a spring, the supporting rod is fixedly connected to the circumferential surface of the gate valve body, at the moment, an opening of the second exhaust pipe is not blocked by the circular check block, and gas floats outwards along the opening of the second exhaust pipe; by means of the design, people do not need to conduct manual pressing to conduct exhausting, people are prevented from being scalded by heat of gas, the safety of the hands of pe
Creation Date:
2023
Language:
Chinese;English
Source:
esp@cenet
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