Connect fixed reducer union of bamboo -shaped prestressing force plastics pipe racks draw -in groove

The utility model discloses a connect fixed reducer union of bamboo -shaped prestressing force plastics pipe racks draw -in groove, the reducer union includes: main aspects pipe, tip pipe and taper pipe, there are a plurality of gussets in the taper pipe outer fringe, there are main aspects annular muscle and tip annular muscle in main aspects pipe and tip pipe outer fringe, have the same symmetry two fixture block of structure in the outer fringe between main aspects annulars muscle and the main aspects pipe terminal surface, two fixture block cunning is joined in marriage and is inserted in the locked groove of anchor backing plate, fixes reducer union and anchor backing plate, sealing joint is connected to tip annular muscle. The beneficial effects of the utility model are that: bamboo -shaped prestressing force plastic tubing and anchor backing plate are connected in the reducer union, and easy and simple to handle, sealing performance is good, the tip pipe is the same with bamboo -shaped prestressing force plastic tubing structure, connects reducer union and bamboo -shaped prestressing force plastic tubing with sealing joint, the modern design, and joint strength is high, and the leakproofness is good. The fixture block is with reducer union mooring anchor backing plate, joint strength height, the sealed atress fracture defect of gluing in avoiding being under construction.