Cantilever stiff concrete beam suspended formwork construction method

• Main Authors: GUO XU, ZHONG MIN, DENG LILAN, JIN WEIGUANG, LAI HUIBIN, YANG XIAO, ZHENG CHUANGYUAN, YE WEIMIN, LIU YUEYAN, CHEN LU, ZHOU YIKAI, LIU YANG, OUYANG HANG, LI WEIFU, ZHOU ZUKANG, JIANG YUNYU, ZHANG HUAICAI, SONG BAOBAO, ZHANG YU
• Format: Patent
• Language: Chinese; English
• Published: 07.03.2023
• Subjects: BUILDING; BUILDING IMPLEMENTS OR OTHER BUILDING AIDS, OR THEIRUSE; BUILDING MATERIALS; FIXED CONSTRUCTIONS; FORMS; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTINGBUILDINGS; SCAFFOLDING; SHUTTERING; STRUCTURAL ELEMENTS

The invention discloses an overhanging stiff concrete beam hanging formwork construction method which comprises the steps that S1, overhanging stiff steel beams are sequentially hoisted, and the overhanging stiff steel beams are connected with steel columns in a welded mode; s2, a plate bottom formwork support, a beam bottom operation frame and a beam side outer protection frame are erected; s3, the jacking is screwed to the elevation position of the main edge, and the beam bottom main edge, the secondary keel and the beam bottom die are installed on the basis of the beam bottom operation frame; s4, cantilever stiff steel beam steel bars are installed; s5, the U-shaped screws are sequentially hung on the cantilever stiff steel beam from top to bottom in an inverted mode; s6, the main back ridges are fixed through gaskets and double nuts; s7, a side formwork of the cantilever stiff steel beam is installed and reinforced; s8, pouring the cantilever stiff steel beam by adopting a layered intermittent pouring met