Self-locking connector thread sleeve

The utility model discloses a self-locking type connector thread sleeve, which comprises a connector body, the connecting end of the connector body is fixedly connected with a thread sleeve body, the outer surface of the thread sleeve body is provided with a rotary pulling assembly, and the inner surface of the thread sleeve body is provided with a plurality of assembling grooves. Multiple assembling grooves are formed in the thread insert body, wedge block clamping assemblies are installed in the multiple assembling grooves, the wedge block clamping assemblies are connected with the rotary pulling assembly, a female plug is inserted into the thread insert body, multiple clamping grooves are formed in the outer surface of the female plug, and inclined grooves are formed in the inner walls of one sides of the multiple clamping grooves. According to the utility model, through the arrangement of the rotary pulling assembly, the wedge block clamping assembly, the clamping groove, the inclined groove and the limit