Connection piece for composite prefabricated concrete wallboard

The utility model provides a connection piece for a composite prefabricated concrete wallboard, and relates to the technical field of quick connection pieces for building members. The connection piece comprises an embedded steel board (1), an internally-threaded sleeve (2) and embedded steel bars (3), wherein the internally-threaded sleeve (2) is vertically fixed on the embedded steel board (1), and the embedded steel bars (3) are uniformly distributed around the internally-threaded sleeve (2) and fixedly connected with the embedded steel board (1). The device can be integrated with the composite wallboard through casting and connected with a connection board fixed on a steel frame structure through the internally-threaded sleeve (2), has the advantages of simple structure and convenience in mounting and operation, and can be widely used in various industries and civil buildings.