CONNECTION JOINT OF MULTI-LAYER PIPE, CONNECTION STRUCTURE OF MULTI-LAYER PIPE AND CONNECTION METHOD OF MULTI-LAYER PIPE

摘要

PROBLEM TO BE SOLVED: To provide a connection joint of a multi-layer pipe, a connection structure of the multi-layer pipe and a connection method of the multi-layer pipe, capable of facilitating connection of the multi-layer pipe.;SOLUTION: A connection joint 100 of a multi-layer pipe includes: a cylindrical part 200 that comprises thermoplastic resin; and a recess part 220 that is formed on the end surface of the cylindrical part 200 so that a multi-layer pipe 300 comprising a hard vinyl chloride resin pipe 330 reinforced with FRP (Fiber Reinforced Plastic) 310 can be inserted. The connection method of the connection joint 100 of the multi-layer pipe includes the steps of: providing an adhesion layer 350 by applying adhesive to the end part of the multi-layer pipe 300; and inserting the end part of the multi-layer pipe 300 into the recess part 220 of the connection joint 100.;COPYRIGHT: (C)2015,JPO&INPIT