Horizontal type vibration prevention and noise elimination check valve
The utility model provides a novel horizontal type vibration prevention and noise elimination check valve which aims to overcome the defects of an existing check valve. A valve opening is formed in the middle of a valve body, a valve cover hole is formed in the position, above the valve opening, of...
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| creator | LU ZITONG |
| description | The utility model provides a novel horizontal type vibration prevention and noise elimination check valve which aims to overcome the defects of an existing check valve. A valve opening is formed in the middle of a valve body, a valve cover hole is formed in the position, above the valve opening, of the valve body, and a valve cover is arranged. A shaft sleeve pipe is arranged on the bottom face of the valve cover, a shaft rod capable of moving vertically is arranged in the shaft sleeve pipe, and a lifting door is arranged at the bottom of the shaft rod. The outer side of a rod body of the shaft rod is sleeved with a spring. One or more valve cover through holes are formed in the position, on the outer side of the shaft sleeve pipe, of the valve cover. A layer of rubber gasket is arranged on the top face of the valve cover. An upper cover is arranged on the top face of the rubber gasket. The valve cover and the upper cover are fixed together through a bolt, and a rubber ball is arranged between the rubber gask |
| format | Patent |
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A valve opening is formed in the middle of a valve body, a valve cover hole is formed in the position, above the valve opening, of the valve body, and a valve cover is arranged. A shaft sleeve pipe is arranged on the bottom face of the valve cover, a shaft rod capable of moving vertically is arranged in the shaft sleeve pipe, and a lifting door is arranged at the bottom of the shaft rod. The outer side of a rod body of the shaft rod is sleeved with a spring. One or more valve cover through holes are formed in the position, on the outer side of the shaft sleeve pipe, of the valve cover. A layer of rubber gasket is arranged on the top face of the valve cover. An upper cover is arranged on the top face of the rubber gasket. The valve cover and the upper cover are fixed together through a bolt, and a rubber ball is arranged between the rubber gask</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=20141126&DB=EPODOC&CC=CN&NR=203963140U$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,309,781,886,25568,76551</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20141126&DB=EPODOC&CC=CN&NR=203963140U$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>LU ZITONG</creatorcontrib><title>Horizontal type vibration prevention and noise elimination check valve</title><description>The utility model provides a novel horizontal type vibration prevention and noise elimination check valve which aims to overcome the defects of an existing check valve. A valve opening is formed in the middle of a valve body, a valve cover hole is formed in the position, above the valve opening, of the valve body, and a valve cover is arranged. A shaft sleeve pipe is arranged on the bottom face of the valve cover, a shaft rod capable of moving vertically is arranged in the shaft sleeve pipe, and a lifting door is arranged at the bottom of the shaft rod. The outer side of a rod body of the shaft rod is sleeved with a spring. One or more valve cover through holes are formed in the position, on the outer side of the shaft sleeve pipe, of the valve cover. A layer of rubber gasket is arranged on the top face of the valve cover. An upper cover is arranged on the top face of the rubber gasket. 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A valve opening is formed in the middle of a valve body, a valve cover hole is formed in the position, above the valve opening, of the valve body, and a valve cover is arranged. A shaft sleeve pipe is arranged on the bottom face of the valve cover, a shaft rod capable of moving vertically is arranged in the shaft sleeve pipe, and a lifting door is arranged at the bottom of the shaft rod. The outer side of a rod body of the shaft rod is sleeved with a spring. One or more valve cover through holes are formed in the position, on the outer side of the shaft sleeve pipe, of the valve cover. A layer of rubber gasket is arranged on the top face of the valve cover. An upper cover is arranged on the top face of the rubber gasket. The valve cover and the upper cover are fixed together through a bolt, and a rubber ball is arranged between the rubber gask</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 | Horizontal type vibration prevention and noise elimination check valve |
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