Supporting and leveling auxiliary device for PC prefabricated stair installation

• Main Authors: WANG WEI, CHEN XINJI, CHEN JIANHUA, ZHAO BOQIU, WU YUEXI, LIU GUIMING, YANG PENG, MIN CHANGMING, WU CHAOJIE, CHEN LIDU, FANG CHENGLONG, WANG SHAN
• Format: Patent
• Language: Chinese; English
• Published: 07.11.2023
• Subjects: BUILDING; BUILDING IMPLEMENTS OR OTHER BUILDING AIDS, OR THEIRUSE; FIXED CONSTRUCTIONS; FORMS; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTINGBUILDINGS; SCAFFOLDING; SHUTTERING

The utility model belongs to the field of buildings, and particularly relates to a supporting and leveling auxiliary device for mounting a PC prefabricated stair, which comprises a prefabricated stair, a leveling cushion block, an adjustable bracket, a tool type rod assembly, a jack and grouting materials. The prefabricated staircase is supported through the adjustable bracket, the tool type rod piece combination and the jack. And the leveling cushion block is arranged between the prefabricated stair and the support for leveling. The tool type rod piece combination is formed by pulling and combining a tool type disc buckle vertical rod and a tool type transverse rod. The prefabricated stair is supported and leveled through the combination of the jack, the adjustable base and the tool type rod piece. And the grouting material is a gap filling material for a horizontal gap between the prefabricated stair and the support. After the PC prefabricated stair is hoisted, the prefabricated stair is supported and level