One-way piston double-seal ball valve
The utility model belongs to the field of valves. The utility model relates to a ball valve, in particular to a one-way piston double-seal ball valve. The ball valve comprises a valve body, a ball core arranged in a middle cavity of the valve body and a valve seat arranged between the valve body and...
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| creator | JIANG TANGJIN FANG CHENTAO CAI JIACHAO |
| description | The utility model belongs to the field of valves. The utility model relates to a ball valve, in particular to a one-way piston double-seal ball valve. The ball valve comprises a valve body, a ball core arranged in a middle cavity of the valve body and a valve seat arranged between the valve body and the ball core. The valve seat comprises an outer valve seat body located at the outer end and an inner valve seat body located at the inner end. The inner valve seat is buckled with the outer valve seat; a spring is connected between the front end of the outer valve seat and a spring hole formed inthe inner wall of the valve body, the rear end of the outer valve seat is tightly attached to the ball core, a first sealing ring is arranged between the front end of the inner valve seat and the inner wall of the valve body, the rear end of the inner valve seat is tightly attached to the ball core, and a second sealing ring is arranged in a gap formed among the rear end of the outer valve seat,according to the utility m |
| format | Patent |
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The ball valve comprises a valve body, a ball core arranged in a middle cavity of the valve body and a valve seat arranged between the valve body and the ball core. The valve seat comprises an outer valve seat body located at the outer end and an inner valve seat body located at the inner end. The inner valve seat is buckled with the outer valve seat; a spring is connected between the front end of the outer valve seat and a spring hole formed inthe inner wall of the valve body, the rear end of the outer valve seat is tightly attached to the ball core, a first sealing ring is arranged between the front end of the inner valve seat and the inner wall of the valve body, the rear end of the inner valve seat is tightly attached to the ball core, and a second sealing ring is arranged in a gap formed among the rear end of the outer valve seat,according to the utility m</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=20200609&DB=EPODOC&CC=CN&NR=210716069U$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,777,882,25545,76296</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20200609&DB=EPODOC&CC=CN&NR=210716069U$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>JIANG TANGJIN</creatorcontrib><creatorcontrib>FANG CHENTAO</creatorcontrib><creatorcontrib>CAI JIACHAO</creatorcontrib><title>One-way piston double-seal ball valve</title><description>The utility model belongs to the field of valves. The utility model relates to a ball valve, in particular to a one-way piston double-seal ball valve. The ball valve comprises a valve body, a ball core arranged in a middle cavity of the valve body and a valve seat arranged between the valve body and the ball core. The valve seat comprises an outer valve seat body located at the outer end and an inner valve seat body located at the inner end. The inner valve seat is buckled with the outer valve seat; a spring is connected between the front end of the outer valve seat and a spring hole formed inthe inner wall of the valve body, the rear end of the outer valve seat is tightly attached to the ball core, a first sealing ring is arranged between the front end of the inner valve seat and the inner wall of the valve body, the rear end of the inner valve seat is tightly attached to the ball core, and a second sealing ring is arranged in a gap formed among the rear end of the outer valve seat,according to the utility m</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>eNrjZFD1z0vVLU-sVCjILC7Jz1NIyS9NyknVLU5NzFFISszJUShLzClL5WFgTUvMKU7lhdLcDEpuriHOHrqpBfnxqcUFicmpeakl8c5-RoYG5oZmBmaWoaHGRCkCAG34J6M</recordid><startdate>20200609</startdate><enddate>20200609</enddate><creator>JIANG TANGJIN</creator><creator>FANG CHENTAO</creator><creator>CAI JIACHAO</creator><scope>EVB</scope></search><sort><creationdate>20200609</creationdate><title>One-way piston double-seal ball valve</title><author>JIANG TANGJIN ; FANG CHENTAO ; CAI JIACHAO</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_CN210716069UU3</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>JIANG TANGJIN</creatorcontrib><creatorcontrib>FANG CHENTAO</creatorcontrib><creatorcontrib>CAI JIACHAO</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>JIANG TANGJIN</au><au>FANG CHENTAO</au><au>CAI JIACHAO</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>One-way piston double-seal ball valve</title><date>2020-06-09</date><risdate>2020</risdate><abstract>The utility model belongs to the field of valves. The utility model relates to a ball valve, in particular to a one-way piston double-seal ball valve. The ball valve comprises a valve body, a ball core arranged in a middle cavity of the valve body and a valve seat arranged between the valve body and the ball core. The valve seat comprises an outer valve seat body located at the outer end and an inner valve seat body located at the inner end. The inner valve seat is buckled with the outer valve seat; a spring is connected between the front end of the outer valve seat and a spring hole formed inthe inner wall of the valve body, the rear end of the outer valve seat is tightly attached to the ball core, a first sealing ring is arranged between the front end of the inner valve seat and the inner wall of the valve body, the rear end of the inner valve seat is tightly attached to the ball core, and a second sealing ring is arranged in a gap formed among the rear end of the outer valve seat,according to the utility m</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 | One-way piston double-seal ball valve |
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