Cement grout thread compound rebar connector

• Main Authors: GAO ANQING, GAO JINGLIN, YIN HUAQI, GUO XUEYOU, QIAN GUANLONG, HUA ZILONG, CHEN LEI, XU WEN, HAO ZHIQIANG, ZHOU WEN, LIU XINGYA, WANG AIJUN, WANG HUAIJIAN
• Format: Patent
• Language: Chinese; English
• Published: 18.07.2012
• Subjects: BUILDING; BUILDING MATERIALS; FIXED CONSTRUCTIONS; STRUCTURAL ELEMENTS

Provided is a cement grout thread compound rebar connector. A thread bushing is arranged between a threaded end of a belt thread rebar and a threaded hole of a connection sleeve, the thread bushing is connected with the threaded hold of the connection sleeve through an external thread, and the thread bushing is connected with the thread end of the belt thread rebar through an internal thread. Other parts of the connection sleeve except the threaded hole serve as a grout portion, grooves or protruded ribs are arranged on the tubular inner wall of the grout portion of the connection sleeve, and grooves or outer protruded ribs are positioned on the outer surface of the connection sleeve. A ribbed rebar is inserted in a hole of the grout portion to be combined through hardened shrink-free cement mortar in a gap between the ribbed rebar and the hole to form a connection body. The cement grout thread compound rebar connector has the advantages of improving connection performance by improving structures and comprehe