Back-bolt type self-locking dry-hanging connecting piece for stone curtain wall

Abstract

The invention provides a back-bolt type self-locking dry-hanging connecting piece for a stone curtain wall. The connecting piece comprises a back bolt and a bolt lock, wherein the back bolt comprises a clamping connection portion, the bolt lock comprises a protection frame and a clamping connection cooperation mechanism which is disposed in the protection frame and can be open and closed, the clamping connection cooperation mechanism comprises an upper lip member, a lower lip member and two rotation shafts, the upper lip member is connected rotationally with the protection frame through one rotation shaft, the upper lip member is U-shaped, the two ends of the upper lip member are each provided with a hook head in cooperating connection with the clamping connection portion, the lower lip member is connected rotationally with the protection frame through the other rotation shaft, the lower lip member is U-shaped, and the two ends of the lower lip member are each provided with a hook head in cooperating connection with the clamping connection portion. According to the invention, the back bolt of the connecting piece is pre-embedded in the back surface of a dry-hanging sheet material and is connected with the bolt lock by use of an insertion mode, when a worker installs the sheet material, he can operate directly from the fa ade of the certain wall, the installation is quite convenient, the replacement restoration process of a single sheet material is greatly simplified, and besides, compared to a conventional back-bolt type connecting piece, the back-bolt type self-locking dry-hanging connecting piece can also realize fastening connection between the back bolt and a framing or an anchor bolt.

Description

[0001] This application is a divisional application of Chengdu Kuaidian Technology Co., Ltd. (invention name: back-bolt self-locking dry-hanging connector for stone curtain wall, application date: October 21, 2014, application number: 2014105689152). technical field [0002] The invention relates to the field of building components, in particular to a back-bolt type self-locking dry-hanging connector for a stone curtain wall. Background technique [0003] Stone dry hanging method, also known as empty hanging method, is a new construction technology in contemporary stone decoration. In this method, metal pendants are used to directly hang the facing stone on the wall or on the steel frame without grouting and pasting. The principle is to set the main stress points on the main structure, and fix the stone on the building through metal pendants to form a stone curtain wall. [0004] There are mainly two types of dry-hanging curtain wall connectors (metal pendants) at present: ...

AI Technical Summary

Problems solved by technology

[0005] The purpose of the present invention is to provide a back-bolt type self-locking dry-hanging connector for stone curtain walls, which solves the problem that once a certain plate is damaged, it is extremely troublesome to repair when traditional stone dry-hanging parts are used, and solves the problem of traditional back-bolt type connectors. The problem of loose connection with keel or anchor

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