HIGH-TEMPERATURE QUICK-OPENING SPHERICAL SEALING SHUT-OFF VALVE
The present invention relates to the field of valves. A high-temperature quick-opening spherical sealing shut-off valve, which comprises a body (1), a seat (2), a bonnet (3), a disc (4), a stem (5), and a driving device (6) for driving the stem (5) to rotate, wherein a friction adjustment mechanism...
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Format | Patent |
Language | Chinese English French |
Published |
02.06.2022
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Subjects | |
Online Access | Get full text |
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Abstract | The present invention relates to the field of valves. A high-temperature quick-opening spherical sealing shut-off valve, which comprises a body (1), a seat (2), a bonnet (3), a disc (4), a stem (5), and a driving device (6) for driving the stem (5) to rotate, wherein a friction adjustment mechanism for adjusting a frictional force between the disc (4) and the seat (2) is mounted on the stem (5); the stem (5) and the disc (4) are coaxially arranged and fixedly connected; the body (1) and the bonnet (3) are provided with a gas discharge passageway for gas to circulate therein; the disc (4) and the seat (2) are positioned on the path of the gas discharge passageway; the seat (2) is fixedly mounted in the body (1) and is provided with a first through hole (21) that communicates with the gas discharge passageway; and the disc (4) is provided with a second through hole (41) corresponding to the first through hole (21). The gas discharge passageway has three states, i.e. the gas discharge passageway being open when |
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AbstractList | The present invention relates to the field of valves. A high-temperature quick-opening spherical sealing shut-off valve, which comprises a body (1), a seat (2), a bonnet (3), a disc (4), a stem (5), and a driving device (6) for driving the stem (5) to rotate, wherein a friction adjustment mechanism for adjusting a frictional force between the disc (4) and the seat (2) is mounted on the stem (5); the stem (5) and the disc (4) are coaxially arranged and fixedly connected; the body (1) and the bonnet (3) are provided with a gas discharge passageway for gas to circulate therein; the disc (4) and the seat (2) are positioned on the path of the gas discharge passageway; the seat (2) is fixedly mounted in the body (1) and is provided with a first through hole (21) that communicates with the gas discharge passageway; and the disc (4) is provided with a second through hole (41) corresponding to the first through hole (21). The gas discharge passageway has three states, i.e. the gas discharge passageway being open when |
Author | ZHAO, Jia YANG, Chengshuai XIANG, Yong'an SU, Jingpan ZHANG, Xiheng XIANG, Wei ZHANG, Sunli GU, Liaoyong XIANG, Guanghong XIANG, Guangwu |
Author_xml | – fullname: YANG, Chengshuai – fullname: XIANG, Yong'an – fullname: XIANG, Guanghong – fullname: XIANG, Wei – fullname: XIANG, Guangwu – fullname: GU, Liaoyong – fullname: SU, Jingpan – fullname: ZHANG, Xiheng – fullname: ZHANG, Sunli – fullname: ZHAO, Jia |
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DocumentTitleAlternate | 一种高温快开球面密封切断阀 SOUPAPE D'ARRÊT D'ÉTANCHÉITÉ SPHÉRIQUE À OUVERTURE RAPIDE À HAUTE TEMPÉRATURE |
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RelatedCompanies | ZHEJIANG PETROCHEMICAL VALVE CO., LTD |
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Snippet | The present invention relates to the field of valves. A high-temperature quick-opening spherical sealing shut-off valve, which comprises a body (1), a seat... |
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SubjectTerms | 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 | HIGH-TEMPERATURE QUICK-OPENING SPHERICAL SEALING SHUT-OFF VALVE |
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