Low pressure overhead wire drainage device

The utility model provides a low pressure overhead wire drainage device relates to the technical field that the electric wire maintained, include: hook pole, perforation screw, backup pad, action bars, the one end of hook pole is provided with the couple that is used for the hook cable conductor, and the backup pad level sets up the one end of being close to the couple on the hook pole, and the couple is towards the backup pad, the backup pad is provided with the screw hole, and the perforation screw includes: spiral shell rasp bar and piercing part, piercing part set up the one end of being close to the couple in spiral shell rasp bar for the exocuticle of puncture cable conductor, spiral shell rasp bar sets up in threaded hole to with screw hole threaded connection, the action bars is connected with the one end that piercing part was kept away from to the perforation screw for drive the perforation screw and remove to the direction of geting in touch, with the exocuticle of puncturecable conductor. The util