Detachable concrete structural member

The utility model relates to the technical field of concrete structures, and discloses a detachable concrete structural member which comprises a first steel sleeve, the center positions of the two side walls of the first steel sleeve are respectively provided with a matching groove, the inner side walls of the matching grooves are connected with cement blocks in a sliding mode, and two sets of through holes are formed between the side walls of the opposite sides of the two matching grooves in a vertically symmetrical mode. The inner side walls of the through holes are fixedly connected with hollow steel bars, and matching holes corresponding to the two sets of through holes are formed between the two side walls of the cement block. The integral concrete structural member is an assembly type accessory, the steel sleeves are arranged at the two ends of the integral concrete structural member, conventional connecting structures are arranged at the front end and the rear end of each steel sleeve, namely, the conn