Static disc of low-vacuum vortex pump
The utility model provides a static disc of a low-vacuum vortex pump, which is internally provided with a vortex-shaped compression cavity, an exhaust port, an exhaust passage and an exhaust valve mounting hole, and an exhaust valve is arranged in the exhaust valve mounting hole; the exhaust valve c...
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| creator | ZHUO FENGLEI SHEN YEKAI CHEN GAIJIE |
| description | The utility model provides a static disc of a low-vacuum vortex pump, which is internally provided with a vortex-shaped compression cavity, an exhaust port, an exhaust passage and an exhaust valve mounting hole, and an exhaust valve is arranged in the exhaust valve mounting hole; the exhaust valve comprises a valve seat, a spring and a sealing piston, the valve seat is connected into the exhaust valve mounting hole in a sealed mode, the sealing piston blocks the exhaust port, a spring sleeving column in a circular truncated cone shape is arranged on the inner side of the valve seat, a conical ring groove is formed in the outer side of the spring sleeving column, a valve rod is arranged on the spring sleeving column, and a guide hole is formed in the sealing piston. One end of the valve rod extends into the guide hole, and a movable space is formed between the end of the valve rod and the bottom end of the guide hole; the spring is sleeved on the valve rod, the spring sleeving column and the sealing piston and |
| format | Patent |
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One end of the valve rod extends into the guide hole, and a movable space is formed between the end of the valve rod and the bottom end of the guide hole; the spring is sleeved on the valve rod, the spring sleeving column and the sealing piston and</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 ; POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS ; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS ; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENTMACHINES FOR LIQUIDS ; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENTPUMPS ; TAPS ; THERMAL INSULATION IN GENERAL ; VALVES ; WEAPONS</subject><creationdate>2023</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=20230217&DB=EPODOC&CC=CN&NR=218493801U$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76419</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20230217&DB=EPODOC&CC=CN&NR=218493801U$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>ZHUO FENGLEI</creatorcontrib><creatorcontrib>SHEN YEKAI</creatorcontrib><creatorcontrib>CHEN GAIJIE</creatorcontrib><title>Static disc of low-vacuum vortex pump</title><description>The utility model provides a static disc of a low-vacuum vortex pump, which is internally provided with a vortex-shaped compression cavity, an exhaust port, an exhaust passage and an exhaust valve mounting hole, and an exhaust valve is arranged in the exhaust valve mounting hole; the exhaust valve comprises a valve seat, a spring and a sealing piston, the valve seat is connected into the exhaust valve mounting hole in a sealed mode, the sealing piston blocks the exhaust port, a spring sleeving column in a circular truncated cone shape is arranged on the inner side of the valve seat, a conical ring groove is formed in the outer side of the spring sleeving column, a valve rod is arranged on the spring sleeving column, and a guide hole is formed in the sealing piston. One end of the valve rod extends into the guide hole, and a movable space is formed between the end of the valve rod and the bottom end of the guide hole; the spring is sleeved on the valve rod, the spring sleeving column and the sealing piston and</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>POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS</subject><subject>PUMPS FOR LIQUIDS OR ELASTIC FLUIDS</subject><subject>ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENTMACHINES FOR LIQUIDS</subject><subject>ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENTPUMPS</subject><subject>TAPS</subject><subject>THERMAL INSULATION IN GENERAL</subject><subject>VALVES</subject><subject>WEAPONS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2023</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZFANLkksyUxWSMksTlbIT1PIyS_XLUtMLi3NVSjLLypJrVAoKM0t4GFgTUvMKU7lhdLcDEpuriHOHrqpBfnxqcUFicmpeakl8c5-RoYWJpbGFgaGoaHGRCkCAIIdJ-I</recordid><startdate>20230217</startdate><enddate>20230217</enddate><creator>ZHUO FENGLEI</creator><creator>SHEN YEKAI</creator><creator>CHEN GAIJIE</creator><scope>EVB</scope></search><sort><creationdate>20230217</creationdate><title>Static disc of low-vacuum vortex pump</title><author>ZHUO FENGLEI ; SHEN YEKAI ; CHEN GAIJIE</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_CN218493801UU3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>chi ; eng</language><creationdate>2023</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>POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS</topic><topic>PUMPS FOR LIQUIDS OR ELASTIC FLUIDS</topic><topic>ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENTMACHINES FOR LIQUIDS</topic><topic>ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENTPUMPS</topic><topic>TAPS</topic><topic>THERMAL INSULATION IN GENERAL</topic><topic>VALVES</topic><topic>WEAPONS</topic><toplevel>online_resources</toplevel><creatorcontrib>ZHUO FENGLEI</creatorcontrib><creatorcontrib>SHEN YEKAI</creatorcontrib><creatorcontrib>CHEN GAIJIE</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>ZHUO FENGLEI</au><au>SHEN YEKAI</au><au>CHEN GAIJIE</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Static disc of low-vacuum vortex pump</title><date>2023-02-17</date><risdate>2023</risdate><abstract>The utility model provides a static disc of a low-vacuum vortex pump, which is internally provided with a vortex-shaped compression cavity, an exhaust port, an exhaust passage and an exhaust valve mounting hole, and an exhaust valve is arranged in the exhaust valve mounting hole; the exhaust valve comprises a valve seat, a spring and a sealing piston, the valve seat is connected into the exhaust valve mounting hole in a sealed mode, the sealing piston blocks the exhaust port, a spring sleeving column in a circular truncated cone shape is arranged on the inner side of the valve seat, a conical ring groove is formed in the outer side of the spring sleeving column, a valve rod is arranged on the spring sleeving column, and a guide hole is formed in the sealing piston. One end of the valve rod extends into the guide hole, and a movable space is formed between the end of the valve rod and the bottom end of the guide hole; the spring is sleeved on the valve rod, the spring sleeving column and the sealing piston and</abstract><oa>free_for_read</oa></addata></record> |
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| language | chi ; eng |
| recordid | cdi_epo_espacenet_CN218493801UU |
| 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 POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENTMACHINES FOR LIQUIDS ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENTPUMPS TAPS THERMAL INSULATION IN GENERAL VALVES WEAPONS |
| title | Static disc of low-vacuum vortex pump |
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