Double-row tapered roller bearing for urban rail transit axle box
The invention discloses a double-row tapered roller bearing for an urban rail transit axle box. The double-row tapered roller bearing comprises an outer ring, an inner ring, rollers, a middle space ring, a retainer and a sealing assembly, two rows of outer ring conical raceway surfaces are arranged...
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| creator | GAO WEIWEI ZHANG FUYOU ZHAO HANYU WANG LINA ZHANG ZONGFENG CHE SHIHONG |
| description | The invention discloses a double-row tapered roller bearing for an urban rail transit axle box. The double-row tapered roller bearing comprises an outer ring, an inner ring, rollers, a middle space ring, a retainer and a sealing assembly, two rows of outer ring conical raceway surfaces are arranged in the outer ring; the outer diameter surfaces of the two inner rings are provided with inner ring conical raceway surfaces, and the two sides are provided with inner ring flanges; the two rows of rollers are arranged, and the generatrix of the two rollers is a convexity curve; the middle space ring is arranged between the two rows of inner rings; the retainer is arranged between the outer ring and the inner ring; retainer pockets for uniformly distributing the plurality of rollers in the circumferential direction are formed in the retainer; the sealing assemblies are arranged at the two ends of the outer ring. The double-row tapered roller bearing has the advantages of impact resistance, long service life and the |
| format | Patent |
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The double-row tapered roller bearing comprises an outer ring, an inner ring, rollers, a middle space ring, a retainer and a sealing assembly, two rows of outer ring conical raceway surfaces are arranged in the outer ring; the outer diameter surfaces of the two inner rings are provided with inner ring conical raceway surfaces, and the two sides are provided with inner ring flanges; the two rows of rollers are arranged, and the generatrix of the two rollers is a convexity curve; the middle space ring is arranged between the two rows of inner rings; the retainer is arranged between the outer ring and the inner ring; retainer pockets for uniformly distributing the plurality of rollers in the circumferential direction are formed in the retainer; the sealing assemblies are arranged at the two ends of the outer ring. The double-row tapered roller bearing has the advantages of impact resistance, long service life and the</description><language>chi ; eng</language><subject>BEARINGS ; BLASTING ; ELEMENTS OR CRANKSHAFT MECHANISMS ; ENGINEERING ELEMENTS AND UNITS ; FLEXIBLE SHAFTS ; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS ; HEATING ; LIGHTING ; MECHANICAL ENGINEERING ; ROTARY BODIES OTHER THAN GEARING ELEMENTS ; SHAFTS ; THERMAL INSULATION IN GENERAL ; WEAPONS</subject><creationdate>2021</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=20211022&DB=EPODOC&CC=CN&NR=113530981A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76289</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20211022&DB=EPODOC&CC=CN&NR=113530981A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>GAO WEIWEI</creatorcontrib><creatorcontrib>ZHANG FUYOU</creatorcontrib><creatorcontrib>ZHAO HANYU</creatorcontrib><creatorcontrib>WANG LINA</creatorcontrib><creatorcontrib>ZHANG ZONGFENG</creatorcontrib><creatorcontrib>CHE SHIHONG</creatorcontrib><title>Double-row tapered roller bearing for urban rail transit axle box</title><description>The invention discloses a double-row tapered roller bearing for an urban rail transit axle box. The double-row tapered roller bearing comprises an outer ring, an inner ring, rollers, a middle space ring, a retainer and a sealing assembly, two rows of outer ring conical raceway surfaces are arranged in the outer ring; the outer diameter surfaces of the two inner rings are provided with inner ring conical raceway surfaces, and the two sides are provided with inner ring flanges; the two rows of rollers are arranged, and the generatrix of the two rollers is a convexity curve; the middle space ring is arranged between the two rows of inner rings; the retainer is arranged between the outer ring and the inner ring; retainer pockets for uniformly distributing the plurality of rollers in the circumferential direction are formed in the retainer; the sealing assemblies are arranged at the two ends of the outer ring. The double-row tapered roller bearing has the advantages of impact resistance, long service life and the</description><subject>BEARINGS</subject><subject>BLASTING</subject><subject>ELEMENTS OR CRANKSHAFT MECHANISMS</subject><subject>ENGINEERING ELEMENTS AND UNITS</subject><subject>FLEXIBLE SHAFTS</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>ROTARY BODIES OTHER THAN GEARING ELEMENTS</subject><subject>SHAFTS</subject><subject>THERMAL INSULATION IN GENERAL</subject><subject>WEAPONS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2021</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNqNyrEKwjAQBuAuDqK-w_UBCoYg6Fiq4uTkXi76VwJHLlxS7OO7-ABO3_Ktm_6scxB0ph-qnGF4kakIjALYYnrTpEazBU5kHIWqcSqxEi8CCrpsm9XEUrD7uWna6-Ux3DpkHVEyP5FQx-HunD_4_enoev_P-QLtgzFy</recordid><startdate>20211022</startdate><enddate>20211022</enddate><creator>GAO WEIWEI</creator><creator>ZHANG FUYOU</creator><creator>ZHAO HANYU</creator><creator>WANG LINA</creator><creator>ZHANG ZONGFENG</creator><creator>CHE SHIHONG</creator><scope>EVB</scope></search><sort><creationdate>20211022</creationdate><title>Double-row tapered roller bearing for urban rail transit axle box</title><author>GAO WEIWEI ; ZHANG FUYOU ; ZHAO HANYU ; WANG LINA ; ZHANG ZONGFENG ; CHE SHIHONG</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_CN113530981A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>chi ; eng</language><creationdate>2021</creationdate><topic>BEARINGS</topic><topic>BLASTING</topic><topic>ELEMENTS OR CRANKSHAFT MECHANISMS</topic><topic>ENGINEERING ELEMENTS AND UNITS</topic><topic>FLEXIBLE SHAFTS</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>ROTARY BODIES OTHER THAN GEARING ELEMENTS</topic><topic>SHAFTS</topic><topic>THERMAL INSULATION IN GENERAL</topic><topic>WEAPONS</topic><toplevel>online_resources</toplevel><creatorcontrib>GAO WEIWEI</creatorcontrib><creatorcontrib>ZHANG FUYOU</creatorcontrib><creatorcontrib>ZHAO HANYU</creatorcontrib><creatorcontrib>WANG LINA</creatorcontrib><creatorcontrib>ZHANG ZONGFENG</creatorcontrib><creatorcontrib>CHE SHIHONG</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>GAO WEIWEI</au><au>ZHANG FUYOU</au><au>ZHAO HANYU</au><au>WANG LINA</au><au>ZHANG ZONGFENG</au><au>CHE SHIHONG</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Double-row tapered roller bearing for urban rail transit axle box</title><date>2021-10-22</date><risdate>2021</risdate><abstract>The invention discloses a double-row tapered roller bearing for an urban rail transit axle box. The double-row tapered roller bearing comprises an outer ring, an inner ring, rollers, a middle space ring, a retainer and a sealing assembly, two rows of outer ring conical raceway surfaces are arranged in the outer ring; the outer diameter surfaces of the two inner rings are provided with inner ring conical raceway surfaces, and the two sides are provided with inner ring flanges; the two rows of rollers are arranged, and the generatrix of the two rollers is a convexity curve; the middle space ring is arranged between the two rows of inner rings; the retainer is arranged between the outer ring and the inner ring; retainer pockets for uniformly distributing the plurality of rollers in the circumferential direction are formed in the retainer; the sealing assemblies are arranged at the two ends of the outer ring. The double-row tapered roller bearing has the advantages of impact resistance, long service life and the</abstract><oa>free_for_read</oa></addata></record> |
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| language | chi ; eng |
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| subjects | BEARINGS BLASTING ELEMENTS OR CRANKSHAFT MECHANISMS ENGINEERING ELEMENTS AND UNITS FLEXIBLE SHAFTS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MECHANICAL ENGINEERING ROTARY BODIES OTHER THAN GEARING ELEMENTS SHAFTS THERMAL INSULATION IN GENERAL WEAPONS |
| title | Double-row tapered roller bearing for urban rail transit axle box |
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