High-temperature anti-loss valve
The utility model discloses a high-temperature anti-loss valve which comprises a spherical valve core, a valve base and a tubular valve body, wherein the valve body is connected with an external to-be-controlled liquid pipeline; the valve base comprises a valve core base, a middle connecting ring an...
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| creator | CHEN YI TANG WENBO REN FENGDE FAN BAITAO XIU HAIMEI AN YI GUO WUBING ZHANG BINQI |
| description | The utility model discloses a high-temperature anti-loss valve which comprises a spherical valve core, a valve base and a tubular valve body, wherein the valve body is connected with an external to-be-controlled liquid pipeline; the valve base comprises a valve core base, a middle connecting ring and a lower connector; the valve core base is in sealing connection with the middle connecting ring through a first metal bellows; the middle connecting ring and the lower connector are in sealing connection with each other through a second metal bellows; when liquid pressure is from the upper part of the valve body, the first metal bellows is pressed and stretched and the valve core base is extruded so as to elastically seal the valve core; when liquid pressure is from the lower part of the lower connector, the second metal bellows is pressed and stretched and the middle connecting ring is extruded, so that the valve core is elastically sealed by the valve core base. According to the ball valve provided by the utili |
| format | Patent |
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According to the ball valve provided by the utili</description><language>chi ; eng</language><subject>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</subject><creationdate>2014</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20141210&DB=EPODOC&CC=CN&NR=204004511U$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20141210&DB=EPODOC&CC=CN&NR=204004511U$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>CHEN YI</creatorcontrib><creatorcontrib>TANG WENBO</creatorcontrib><creatorcontrib>REN FENGDE</creatorcontrib><creatorcontrib>FAN BAITAO</creatorcontrib><creatorcontrib>XIU HAIMEI</creatorcontrib><creatorcontrib>AN YI</creatorcontrib><creatorcontrib>GUO WUBING</creatorcontrib><creatorcontrib>ZHANG BINQI</creatorcontrib><title>High-temperature anti-loss valve</title><description>The utility model discloses a high-temperature anti-loss valve which comprises a spherical valve core, a valve base and a tubular valve body, wherein the valve body is connected with an external to-be-controlled liquid pipeline; the valve base comprises a valve core base, a middle connecting ring and a lower connector; the valve core base is in sealing connection with the middle connecting ring through a first metal bellows; the middle connecting ring and the lower connector are in sealing connection with each other through a second metal bellows; when liquid pressure is from the upper part of the valve body, the first metal bellows is pressed and stretched and the valve core base is extruded so as to elastically seal the valve core; when liquid pressure is from the lower part of the lower connector, the second metal bellows is pressed and stretched and the middle connecting ring is extruded, so that the valve core is elastically sealed by the valve core base. 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According to the ball valve provided by the utili</abstract><oa>free_for_read</oa></addata></record> |
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| language | chi ; eng |
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| source | esp@cenet |
| 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 | High-temperature anti-loss valve |
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