High-temperature coal gas pressure release valve with purging hole and cooling structure
The utility model discloses a high-temperature coal gas pressure release valve with a purging hole and a cooling structure. The utility model belongs to the technical field of valves, valve comprisinga valve body, the top of the valve body is fixedly connected with a valve seat; the top of the valve...
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| creator | GU GENHUA ZHANG YONG JIN CHENGBO |
| description | The utility model discloses a high-temperature coal gas pressure release valve with a purging hole and a cooling structure. The utility model belongs to the technical field of valves, valve comprisinga valve body, the top of the valve body is fixedly connected with a valve seat; the top of the valve seat is detachably connected with a valve cover; a metal sealing ring is detachably connected to the joint of the valve seat and the valve cover; a rubber ring is adhered to the top of the valve seat; a nitrogen inlet is formed in one side of the surface of the valve seat; an annular groove is formed in the valve seat; a purging cooling structure is adopted; valve cover opening, high-temperature gas discharging process, damage of high-temperature gas to the rubber ring can be reduced through low-temperature nitrogen blown into the nitrogen inlet; the service life of the rubber ring is prolonged, the sealing effect of the rubber ring is improved, and when the valve cover is closed and the first-stage sealing surfac |
| format | Patent |
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The utility model belongs to the technical field of valves, valve comprisinga valve body, the top of the valve body is fixedly connected with a valve seat; the top of the valve seat is detachably connected with a valve cover; a metal sealing ring is detachably connected to the joint of the valve seat and the valve cover; a rubber ring is adhered to the top of the valve seat; a nitrogen inlet is formed in one side of the surface of the valve seat; an annular groove is formed in the valve seat; a purging cooling structure is adopted; valve cover opening, high-temperature gas discharging process, damage of high-temperature gas to the rubber ring can be reduced through low-temperature nitrogen blown into the nitrogen inlet; the service life of the rubber ring is prolonged, the sealing effect of the rubber ring is improved, and when the valve cover is closed and the first-stage sealing surfac</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>2020</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=20200626&DB=EPODOC&CC=CN&NR=210860045U$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25543,76294</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20200626&DB=EPODOC&CC=CN&NR=210860045U$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>GU GENHUA</creatorcontrib><creatorcontrib>ZHANG YONG</creatorcontrib><creatorcontrib>JIN CHENGBO</creatorcontrib><title>High-temperature coal gas pressure release valve with purging hole and cooling structure</title><description>The utility model discloses a high-temperature coal gas pressure release valve with a purging hole and a cooling structure. The utility model belongs to the technical field of valves, valve comprisinga valve body, the top of the valve body is fixedly connected with a valve seat; the top of the valve seat is detachably connected with a valve cover; a metal sealing ring is detachably connected to the joint of the valve seat and the valve cover; a rubber ring is adhered to the top of the valve seat; a nitrogen inlet is formed in one side of the surface of the valve seat; an annular groove is formed in the valve seat; a purging cooling structure is adopted; valve cover opening, high-temperature gas discharging process, damage of high-temperature gas to the rubber ring can be reduced through low-temperature nitrogen blown into the nitrogen inlet; the service life of the rubber ring is prolonged, the sealing effect of the rubber ring is improved, and when the valve cover is closed and the first-stage sealing surfac</description><subject>ACTUATING-FLOATS</subject><subject>BLASTING</subject><subject>COCKS</subject><subject>DEVICES FOR VENTING OR AERATING</subject><subject>ENGINEERING ELEMENTS AND UNITS</subject><subject>GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS</subject><subject>HEATING</subject><subject>LIGHTING</subject><subject>MECHANICAL ENGINEERING</subject><subject>TAPS</subject><subject>THERMAL INSULATION IN GENERAL</subject><subject>VALVES</subject><subject>WEAPONS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2020</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNqNjL0KwjAURrs4iPoOF_dC_cW9KJ2cLLiVS_xMCjEJuUl9fQ34AE4HDuf75tW9G7WpE14BkVOOIOXZkmahECFSTIQFC2hiO4HeYzIUctSj02S8BbF7fFfeFiEpZlV-ltXsyVaw-nFRrS_nW9vVCH6ABFZwSEN73W6a07Fp9oe-3_0VfQBNozuD</recordid><startdate>20200626</startdate><enddate>20200626</enddate><creator>GU GENHUA</creator><creator>ZHANG YONG</creator><creator>JIN CHENGBO</creator><scope>EVB</scope></search><sort><creationdate>20200626</creationdate><title>High-temperature coal gas pressure release valve with purging hole and cooling structure</title><author>GU GENHUA ; ZHANG YONG ; JIN CHENGBO</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_CN210860045UU3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>chi ; eng</language><creationdate>2020</creationdate><topic>ACTUATING-FLOATS</topic><topic>BLASTING</topic><topic>COCKS</topic><topic>DEVICES FOR VENTING OR AERATING</topic><topic>ENGINEERING ELEMENTS AND UNITS</topic><topic>GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS</topic><topic>HEATING</topic><topic>LIGHTING</topic><topic>MECHANICAL ENGINEERING</topic><topic>TAPS</topic><topic>THERMAL INSULATION IN GENERAL</topic><topic>VALVES</topic><topic>WEAPONS</topic><toplevel>online_resources</toplevel><creatorcontrib>GU GENHUA</creatorcontrib><creatorcontrib>ZHANG YONG</creatorcontrib><creatorcontrib>JIN CHENGBO</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>GU GENHUA</au><au>ZHANG YONG</au><au>JIN CHENGBO</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>High-temperature coal gas pressure release valve with purging hole and cooling structure</title><date>2020-06-26</date><risdate>2020</risdate><abstract>The utility model discloses a high-temperature coal gas pressure release valve with a purging hole and a cooling structure. The utility model belongs to the technical field of valves, valve comprisinga valve body, the top of the valve body is fixedly connected with a valve seat; the top of the valve seat is detachably connected with a valve cover; a metal sealing ring is detachably connected to the joint of the valve seat and the valve cover; a rubber ring is adhered to the top of the valve seat; a nitrogen inlet is formed in one side of the surface of the valve seat; an annular groove is formed in the valve seat; a purging cooling structure is adopted; valve cover opening, high-temperature gas discharging process, damage of high-temperature gas to the rubber ring can be reduced through low-temperature nitrogen blown into the nitrogen inlet; the service life of the rubber ring is prolonged, the sealing effect of the rubber ring is improved, and when the valve cover is closed and the first-stage sealing surfac</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 | High-temperature coal gas pressure release valve with purging hole and cooling structure |
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