The utility model relates to an exempt from to bind pin insulator vase, including pin insulator vase body, unwrapping wire recess that the upper portion of pin insulator vase body was seted up, the installation of pin insulator vase body is sealed fixed knot and is constructed the device, install two powerful springs on sealing fixed knot structure device, one of them arm of force of powerful spring is towards the unwrapping wire recess. The utility model discloses a fixed wire of powerful spring can accelerate the speed that the wire set up greatly, and the security is higher.