Concrete (PC) superposed beam steel bar sleeve grouting connection structure

The utility model discloses a PC superposed beam reinforcing steel bar sleeve grouting connection structure which comprises a sleeve, reinforcing steel bars penetrate through the two ends of the sleeve, the sleeve is in threaded connection with a hollow bolt and a solid bolt which penetrate through the inside and the outside, the inner ends of the hollow bolt and the solid bolt act on the reinforcing steel bars, and the hollow bolt is located on one side of the sleeve. Bolt holes which are through inside and outside are formed in the hollow bolts, an outer opening of the bolt hole of the hollow bolt located at one end is a grouting feeding port, an outer opening of the bolt hole of the hollow bolt located at the other end is a grouting overflow port, the solid bolt is located on the other side of the sleeve, and sealing rings are arranged between the two ends of the sleeve and the steel bars. The beneficial effects of the utility model are that whether the penetration length of the reinforcing steel bar in th