LIQUID COLLECTION AND DELIVERY PIPE

PROBLEM TO BE SOLVED: To facilitate filter sheet attaching work, in a liquid collection and delivery pipe arranged in a container in which a treatment particulate material is housed and having a filter sheet, by attaching a pair of fastening means to the wound end part of the filter sheet and providing an anti-slip means between the axial end part of the filter sheet and a pipe body. SOLUTION: A liquid collection and delivery pipe (collector) is arranged, for example, in the mixed resin of a cation exchange resin and an anion resin charged in an ion exchange tower so as to be arranged to the boundary surface of both ion exchange resins at a time of regeneration and has a pipe body 11 consisting of a main pipe 11A and a branch pipe 11B and the filter sheet 12 wound around the branch pipe 11B. A pair of fastening means 13 are attached to the wound end part of the filter sheet 12 and the filter sheet 12 is wound by one-action operation by using these fastening means 13. The anti- slip means 14, 14 of the filter sheet 12 are provided to the left and right end parts of the filter sheet 12 and a spacer member 15 for separating the filter sheet 12 from the branch pipe 11B is disposed between the anti-slip means 14, 14.