Gas bottle head valve
The utility model discloses a gas cylinder head valve which comprises a valve body, a valve assembly and a piston assembly, a main gas flow channel suitable for communicating a gas cylinder with the outside is arranged in the valve body, the piston assembly is movably connected with the valve body i...
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| creator | ZHENG QIN SUN KE SHEN YUNQI |
| description | The utility model discloses a gas cylinder head valve which comprises a valve body, a valve assembly and a piston assembly, a main gas flow channel suitable for communicating a gas cylinder with the outside is arranged in the valve body, the piston assembly is movably connected with the valve body in the vertical direction, and the piston assembly is suitable for controlling communication or closing of the main gas flow channel with the outside. The air valve assembly is arranged on the upper portion of the piston assembly, an air chamber is defined between the air valve assembly and the piston assembly, the air valve assembly is suitable for controlling communication or closing of the air chamber and the outside, an auxiliary airflow channel is formed in the piston assembly in the vertical direction in a penetrating mode, and the air chamber communicates with the main airflow channel through the auxiliary airflow channel. The lower portion of the valve assembly protrudes downwards to be provided with a block |
| format | Patent |
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The air valve assembly is arranged on the upper portion of the piston assembly, an air chamber is defined between the air valve assembly and the piston assembly, the air valve assembly is suitable for controlling communication or closing of the air chamber and the outside, an auxiliary airflow channel is formed in the piston assembly in the vertical direction in a penetrating mode, and the air chamber communicates with the main airflow channel through the auxiliary airflow channel. The lower portion of the valve assembly protrudes downwards to be provided with a block</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>2024</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=20240716&DB=EPODOC&CC=CN&NR=221347887U$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20240716&DB=EPODOC&CC=CN&NR=221347887U$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>ZHENG QIN</creatorcontrib><creatorcontrib>SUN KE</creatorcontrib><creatorcontrib>SHEN YUNQI</creatorcontrib><title>Gas bottle head valve</title><description>The utility model discloses a gas cylinder head valve which comprises a valve body, a valve assembly and a piston assembly, a main gas flow channel suitable for communicating a gas cylinder with the outside is arranged in the valve body, the piston assembly is movably connected with the valve body in the vertical direction, and the piston assembly is suitable for controlling communication or closing of the main gas flow channel with the outside. The air valve assembly is arranged on the upper portion of the piston assembly, an air chamber is defined between the air valve assembly and the piston assembly, the air valve assembly is suitable for controlling communication or closing of the air chamber and the outside, an auxiliary airflow channel is formed in the piston assembly in the vertical direction in a penetrating mode, and the air chamber communicates with the main airflow channel through the auxiliary airflow channel. The lower portion of the valve assembly protrudes downwards to be provided with a block</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>2024</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZBB1TyxWSMovKclJVchITUxRKEvMKUvlYWBNS8wpTuWF0twMSm6uIc4euqkF-fGpxQWJyal5qSXxzn5GRobGJuYWFuahocZEKQIAk5MhmQ</recordid><startdate>20240716</startdate><enddate>20240716</enddate><creator>ZHENG QIN</creator><creator>SUN KE</creator><creator>SHEN YUNQI</creator><scope>EVB</scope></search><sort><creationdate>20240716</creationdate><title>Gas bottle head valve</title><author>ZHENG QIN ; SUN KE ; SHEN YUNQI</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_CN221347887UU3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>chi ; eng</language><creationdate>2024</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>ZHENG QIN</creatorcontrib><creatorcontrib>SUN KE</creatorcontrib><creatorcontrib>SHEN YUNQI</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>ZHENG QIN</au><au>SUN KE</au><au>SHEN YUNQI</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Gas bottle head valve</title><date>2024-07-16</date><risdate>2024</risdate><abstract>The utility model discloses a gas cylinder head valve which comprises a valve body, a valve assembly and a piston assembly, a main gas flow channel suitable for communicating a gas cylinder with the outside is arranged in the valve body, the piston assembly is movably connected with the valve body in the vertical direction, and the piston assembly is suitable for controlling communication or closing of the main gas flow channel with the outside. The air valve assembly is arranged on the upper portion of the piston assembly, an air chamber is defined between the air valve assembly and the piston assembly, the air valve assembly is suitable for controlling communication or closing of the air chamber and the outside, an auxiliary airflow channel is formed in the piston assembly in the vertical direction in a penetrating mode, and the air chamber communicates with the main airflow channel through the auxiliary airflow channel. The lower portion of the valve assembly protrudes downwards to be provided with a block</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 | Gas bottle head valve |
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