Connection assembly for prefabricated components

US11821456B2 · kind B2 · utility

Assignee

• Guangzhou Metro Design & Research Institute Co., Ltd. · CN

Inventors

• Bao Xiang · Longbeilingcun, CN
• Feiqi Ou · Longbeilingcun, CN
• Xingzhong Nong · Longbeilingcun, CN
• Xianli Ding · Longbeilingcun, CN
• Juyang Wu · Longbeilingcun, CN
• Haiou Shi · Longbeilingcun, CN
• Yiheng Ren · Longbeilingcun, CN
• Liang Ye · Longbeilingcun, CN
• Zihui Zan · Longbeilingcun, CN
• Ran Wang · Beijing, CN
• Xiao Bo Li · Nanhu, CN
• Chunjie Liu · Longbeilingcun, CN
• Hengyi Li · Longbeilingcun, CN
• Shengya He · Longbeilingcun, CN
• Qian Zhou · Beijing, CN
• He Huang · Beijing, CN
• Wenqi Zhang · Longbeilingcun, CN

Key dates

• Filing date: Mar 26, 2022
• Grant date: Nov 21, 2023
• Expiry date: Mar 26, 2042

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F16B5/0052
• WIPO field: Mechanical elements
• WIPO sector: Mechanical engineering

Abstract

A connection assembly for prefabricated components provided herein includes two C-shaped groove members and an H-shaped connection member. The C-shaped groove members are each provided with a component connecting part for fixedly connecting with a component, the H-shaped connection member includes a middle web and two side flanges, notches of the C-shaped groove members are in clearance fit with the web, and the side flanges are in stop fit with inverted edges of the C-shaped groove members when the H-shaped connection member is inserted between the C-shaped groove members. The C-shaped groove members and/or the H-shaped connection member are each provided with wedge members, and the wedge members have wedge surfaces for guiding the two C-shaped groove members to be fastened oppositely.