Syringe connector and anti-overflow syringe

The injector connector comprises an injector body at one end and a connector body at the other end, the injector body comprises a needle tube close to the end of the injector connector and an injection tube far away from the end of the injector connector, one end of the injector connector is open, and the other end of the injector connector is open. The injector connector comprises an injector connecting part at the open end, a connecting thin tube at the middle part and a closed tube opening at the top end of the thin tube, and a rubber gasket is arranged on the inner side of the closed tube opening; different connection modes are adopted for the syringe connector and the syringe needle part, the syringe connector can be better sealed, liquid in the syringe connector is prevented from leaking out, the side wings of the connecting part are arranged on the outer side wall of the syringe in the circumferential direction, threads can be tightened through the side wings, the rubber gasket is arranged on the inner