Automatic opening-closing air door of coal mine underground fire area air inlet-return roadway
The utility model provides an automatic opening and closing air door of an air inlet and return roadway of an underground coal mine fire area. The device comprises a masonry wall body, a gas detectionassembly and a movable window door, a fireproof expansion sealing strip is arranged at the periphery...
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| creator | XU SHURONG HE LONG SONG BOBO LI JIE LI MING LIANG DAOFU PAN WENJUN TAO XIN ZHAI XIAOWEI |
| description | The utility model provides an automatic opening and closing air door of an air inlet and return roadway of an underground coal mine fire area. The device comprises a masonry wall body, a gas detectionassembly and a movable window door, a fireproof expansion sealing strip is arranged at the periphery of the movable window door; an installation cavity is formed in one side of a masonry wall of themovable window door. A brake device is arranged in the mounting cavity; the braking device comprises an electromagnetic valve, an oil pump, an alternating-current contactor, a sensor data monitoring feedback controller, an oil pipe, a hydraulic ejector rod, a fixing support and a power source. The piston end of the hydraulic ejector rod is connected with the movable window door, the hydraulic ejector rod is fixedly connected to a masonry wall through a fixing support, and the input end of the sensor data monitoring feedback controller is connected with the gas detection assembly through a collection cable. According to |
| format | Patent |
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The device comprises a masonry wall body, a gas detectionassembly and a movable window door, a fireproof expansion sealing strip is arranged at the periphery of the movable window door; an installation cavity is formed in one side of a masonry wall of themovable window door. A brake device is arranged in the mounting cavity; the braking device comprises an electromagnetic valve, an oil pump, an alternating-current contactor, a sensor data monitoring feedback controller, an oil pipe, a hydraulic ejector rod, a fixing support and a power source. The piston end of the hydraulic ejector rod is connected with the movable window door, the hydraulic ejector rod is fixedly connected to a masonry wall through a fixing support, and the input end of the sensor data monitoring feedback controller is connected with the gas detection assembly through a collection cable. According to</description><language>chi ; eng</language><subject>CHECKS FOR WINGS ; DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION ; DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL ; EARTH DRILLING ; FIXED CONSTRUCTIONS ; FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES,FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS,BLINDS, GATES ; KEYS ; LADDERS ; LOCKS ; MINING ; SAFES ; SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS ; WINDOW OR DOOR FITTINGS ; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THEFUNCTIONING OF THE WING</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=20200630&DB=EPODOC&CC=CN&NR=210889015U$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76516</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20200630&DB=EPODOC&CC=CN&NR=210889015U$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>XU SHURONG</creatorcontrib><creatorcontrib>HE LONG</creatorcontrib><creatorcontrib>SONG BOBO</creatorcontrib><creatorcontrib>LI JIE</creatorcontrib><creatorcontrib>LI MING</creatorcontrib><creatorcontrib>LIANG DAOFU</creatorcontrib><creatorcontrib>PAN WENJUN</creatorcontrib><creatorcontrib>TAO XIN</creatorcontrib><creatorcontrib>ZHAI XIAOWEI</creatorcontrib><title>Automatic opening-closing air door of coal mine underground fire area air inlet-return roadway</title><description>The utility model provides an automatic opening and closing air door of an air inlet and return roadway of an underground coal mine fire area. The device comprises a masonry wall body, a gas detectionassembly and a movable window door, a fireproof expansion sealing strip is arranged at the periphery of the movable window door; an installation cavity is formed in one side of a masonry wall of themovable window door. A brake device is arranged in the mounting cavity; the braking device comprises an electromagnetic valve, an oil pump, an alternating-current contactor, a sensor data monitoring feedback controller, an oil pipe, a hydraulic ejector rod, a fixing support and a power source. The piston end of the hydraulic ejector rod is connected with the movable window door, the hydraulic ejector rod is fixedly connected to a masonry wall through a fixing support, and the input end of the sensor data monitoring feedback controller is connected with the gas detection assembly through a collection cable. According to</description><subject>CHECKS FOR WINGS</subject><subject>DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION</subject><subject>DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL</subject><subject>EARTH DRILLING</subject><subject>FIXED CONSTRUCTIONS</subject><subject>FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES,FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS,BLINDS, GATES</subject><subject>KEYS</subject><subject>LADDERS</subject><subject>LOCKS</subject><subject>MINING</subject><subject>SAFES</subject><subject>SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS</subject><subject>WINDOW OR DOOR FITTINGS</subject><subject>WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THEFUNCTIONING OF THE WING</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2020</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNqNyrEKwkAMANAuDqL-Q3AvtIrQjlIUJye7WsI1LYFrcuSuiH9vET_A6S1vnT3Pc9IJEzvQQMIy5s5rXARkg17VQAdwih4mFoJZerLRdBEGNgI0wu9l8ZRyozSbgCn2L3xvs9WAPtLu5ybbXy-P5pZT0I5iQEdCqWvuh7KoqrooT217_Ct9ALc3PWU</recordid><startdate>20200630</startdate><enddate>20200630</enddate><creator>XU SHURONG</creator><creator>HE LONG</creator><creator>SONG BOBO</creator><creator>LI JIE</creator><creator>LI MING</creator><creator>LIANG DAOFU</creator><creator>PAN WENJUN</creator><creator>TAO XIN</creator><creator>ZHAI XIAOWEI</creator><scope>EVB</scope></search><sort><creationdate>20200630</creationdate><title>Automatic opening-closing air door of coal mine underground fire area air inlet-return roadway</title><author>XU SHURONG ; HE LONG ; SONG BOBO ; LI JIE ; LI MING ; LIANG DAOFU ; PAN WENJUN ; TAO XIN ; ZHAI XIAOWEI</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_CN210889015UU3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>chi ; eng</language><creationdate>2020</creationdate><topic>CHECKS FOR WINGS</topic><topic>DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION</topic><topic>DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL</topic><topic>EARTH DRILLING</topic><topic>FIXED CONSTRUCTIONS</topic><topic>FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES,FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS,BLINDS, GATES</topic><topic>KEYS</topic><topic>LADDERS</topic><topic>LOCKS</topic><topic>MINING</topic><topic>SAFES</topic><topic>SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS</topic><topic>WINDOW OR DOOR FITTINGS</topic><topic>WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THEFUNCTIONING OF THE WING</topic><toplevel>online_resources</toplevel><creatorcontrib>XU SHURONG</creatorcontrib><creatorcontrib>HE LONG</creatorcontrib><creatorcontrib>SONG BOBO</creatorcontrib><creatorcontrib>LI JIE</creatorcontrib><creatorcontrib>LI MING</creatorcontrib><creatorcontrib>LIANG DAOFU</creatorcontrib><creatorcontrib>PAN WENJUN</creatorcontrib><creatorcontrib>TAO XIN</creatorcontrib><creatorcontrib>ZHAI XIAOWEI</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>XU SHURONG</au><au>HE LONG</au><au>SONG BOBO</au><au>LI JIE</au><au>LI MING</au><au>LIANG DAOFU</au><au>PAN WENJUN</au><au>TAO XIN</au><au>ZHAI XIAOWEI</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Automatic opening-closing air door of coal mine underground fire area air inlet-return roadway</title><date>2020-06-30</date><risdate>2020</risdate><abstract>The utility model provides an automatic opening and closing air door of an air inlet and return roadway of an underground coal mine fire area. The device comprises a masonry wall body, a gas detectionassembly and a movable window door, a fireproof expansion sealing strip is arranged at the periphery of the movable window door; an installation cavity is formed in one side of a masonry wall of themovable window door. A brake device is arranged in the mounting cavity; the braking device comprises an electromagnetic valve, an oil pump, an alternating-current contactor, a sensor data monitoring feedback controller, an oil pipe, a hydraulic ejector rod, a fixing support and a power source. The piston end of the hydraulic ejector rod is connected with the movable window door, the hydraulic ejector rod is fixedly connected to a masonry wall through a fixing support, and the input end of the sensor data monitoring feedback controller is connected with the gas detection assembly through a collection cable. According to</abstract><oa>free_for_read</oa></addata></record> |
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| language | chi ; eng |
| recordid | cdi_epo_espacenet_CN210889015UU |
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| subjects | CHECKS FOR WINGS DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL EARTH DRILLING FIXED CONSTRUCTIONS FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES,FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS,BLINDS, GATES KEYS LADDERS LOCKS MINING SAFES SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS WINDOW OR DOOR FITTINGS WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THEFUNCTIONING OF THE WING |
| title | Automatic opening-closing air door of coal mine underground fire area air inlet-return roadway |
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