Anti-impact structure of protective door bolt
The invention relates to a protective door bolt anti-impact structure which comprises a door leaf, a bolt mechanism is arranged on the rear side of the door leaf in the vertical direction and comprises an electric push rod, the electric push rod is upwards connected with a connecting rod, the upper...
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| creator | ZHU ZHIFENG SHI JIN XU CHENGWEI MA CHENGLEI SHI JIANGANG |
| description | The invention relates to a protective door bolt anti-impact structure which comprises a door leaf, a bolt mechanism is arranged on the rear side of the door leaf in the vertical direction and comprises an electric push rod, the electric push rod is upwards connected with a connecting rod, the upper end of the connecting rod is connected with an upper bolt, and an upper bolt protection seat is arranged at the position corresponding to the upper bolt. A top wall body is arranged above the bolt protection seat, the upper bolt protection seat is arranged close to the top wall body, the top surface of the upper bolt protection seat is a wedge surface, and an anti-shearing block is arranged on the lower side of the upper bolt protection seat. According to the anti-impact structure of the protective door bolt, the upper bolt protection seat is arranged at the position close to the top wall body, and the upper bolt protection seat abuts against the top wall body when the door leaf is impacted, so that the door leaf i |
| format | Patent |
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A top wall body is arranged above the bolt protection seat, the upper bolt protection seat is arranged close to the top wall body, the top surface of the upper bolt protection seat is a wedge surface, and an anti-shearing block is arranged on the lower side of the upper bolt protection seat. According to the anti-impact structure of the protective door bolt, the upper bolt protection seat is arranged at the position close to the top wall body, and the upper bolt protection seat abuts against the top wall body when the door leaf is impacted, so that the door leaf i</description><language>chi ; eng</language><subject>BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS ORWINDOWS ; DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL ; 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 ; SAFES ; WINDOW OR DOOR FITTINGS</subject><creationdate>2022</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=20220513&DB=EPODOC&CC=CN&NR=114482732A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76289</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20220513&DB=EPODOC&CC=CN&NR=114482732A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>ZHU ZHIFENG</creatorcontrib><creatorcontrib>SHI JIN</creatorcontrib><creatorcontrib>XU CHENGWEI</creatorcontrib><creatorcontrib>MA CHENGLEI</creatorcontrib><creatorcontrib>SHI JIANGANG</creatorcontrib><title>Anti-impact structure of protective door bolt</title><description>The invention relates to a protective door bolt anti-impact structure which comprises a door leaf, a bolt mechanism is arranged on the rear side of the door leaf in the vertical direction and comprises an electric push rod, the electric push rod is upwards connected with a connecting rod, the upper end of the connecting rod is connected with an upper bolt, and an upper bolt protection seat is arranged at the position corresponding to the upper bolt. A top wall body is arranged above the bolt protection seat, the upper bolt protection seat is arranged close to the top wall body, the top surface of the upper bolt protection seat is a wedge surface, and an anti-shearing block is arranged on the lower side of the upper bolt protection seat. According to the anti-impact structure of the protective door bolt, the upper bolt protection seat is arranged at the position close to the top wall body, and the upper bolt protection seat abuts against the top wall body when the door leaf is impacted, so that the door leaf i</description><subject>BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS ORWINDOWS</subject><subject>DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL</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>SAFES</subject><subject>WINDOW OR DOOR FITTINGS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2022</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZNB1zCvJ1M3MLUhMLlEoLikqTS4pLUpVyE9TKCjKL0lNLsksS1VIyc8vUkjKzynhYWBNS8wpTuWF0twMim6uIc4euqkF-fGpxUBDUvNSS-Kd_QwNTUwsjMyNjRyNiVEDANyrKls</recordid><startdate>20220513</startdate><enddate>20220513</enddate><creator>ZHU ZHIFENG</creator><creator>SHI JIN</creator><creator>XU CHENGWEI</creator><creator>MA CHENGLEI</creator><creator>SHI JIANGANG</creator><scope>EVB</scope></search><sort><creationdate>20220513</creationdate><title>Anti-impact structure of protective door bolt</title><author>ZHU ZHIFENG ; SHI JIN ; XU CHENGWEI ; MA CHENGLEI ; SHI JIANGANG</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_CN114482732A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>chi ; eng</language><creationdate>2022</creationdate><topic>BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS ORWINDOWS</topic><topic>DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL</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>SAFES</topic><topic>WINDOW OR DOOR FITTINGS</topic><toplevel>online_resources</toplevel><creatorcontrib>ZHU ZHIFENG</creatorcontrib><creatorcontrib>SHI JIN</creatorcontrib><creatorcontrib>XU CHENGWEI</creatorcontrib><creatorcontrib>MA CHENGLEI</creatorcontrib><creatorcontrib>SHI JIANGANG</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>ZHU ZHIFENG</au><au>SHI JIN</au><au>XU CHENGWEI</au><au>MA CHENGLEI</au><au>SHI JIANGANG</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Anti-impact structure of protective door bolt</title><date>2022-05-13</date><risdate>2022</risdate><abstract>The invention relates to a protective door bolt anti-impact structure which comprises a door leaf, a bolt mechanism is arranged on the rear side of the door leaf in the vertical direction and comprises an electric push rod, the electric push rod is upwards connected with a connecting rod, the upper end of the connecting rod is connected with an upper bolt, and an upper bolt protection seat is arranged at the position corresponding to the upper bolt. A top wall body is arranged above the bolt protection seat, the upper bolt protection seat is arranged close to the top wall body, the top surface of the upper bolt protection seat is a wedge surface, and an anti-shearing block is arranged on the lower side of the upper bolt protection seat. According to the anti-impact structure of the protective door bolt, the upper bolt protection seat is arranged at the position close to the top wall body, and the upper bolt protection seat abuts against the top wall body when the door leaf is impacted, so that the door leaf i</abstract><oa>free_for_read</oa></addata></record> |
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| language | chi ; eng |
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| subjects | BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS ORWINDOWS DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL 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 SAFES WINDOW OR DOOR FITTINGS |
| title | Anti-impact structure of protective door bolt |
| url | https://sfx.bib-bvb.de/sfx_tum?ctx_ver=Z39.88-2004&ctx_enc=info:ofi/enc:UTF-8&ctx_tim=2025-02-05T17%3A19%3A47IST&url_ver=Z39.88-2004&url_ctx_fmt=infofi/fmt:kev:mtx:ctx&rfr_id=info:sid/primo.exlibrisgroup.com:primo3-Article-epo_EVB&rft_val_fmt=info:ofi/fmt:kev:mtx:patent&rft.genre=patent&rft.au=ZHU%20ZHIFENG&rft.date=2022-05-13&rft_id=info:doi/&rft_dat=%3Cepo_EVB%3ECN114482732A%3C/epo_EVB%3E%3Curl%3E%3C/url%3E&disable_directlink=true&sfx.directlink=off&sfx.report_link=0&rft_id=info:oai/&rft_id=info:pmid/&rfr_iscdi=true |