BRANCH PART FORMATION DEVICE, BRANCH STRUCTURE, COMMON DUCT, AND METHOD FOR FORMING BRANCH PART

摘要

PROBLEM TO BE SOLVED: To provide a branch part formation device which can more stably connect a pipe material to be arranged outside a trough to a branch part.;SOLUTION: A branch part formation device 140 forms a branch part 14 for introducing a wiring and piping material to a branch path branching from a wiring and piping route to a trough to be embedded or embedded underground along the wiring and piping route. The branch part formation device 140 comprises: a cylindrical body 141 which has a base end part 1411 to be arranged so as to open toward the inside of the trough 110, and a tip part 1412 constituted to connect a pipe material Y outside the trough 110 and is inserted into a penetration part 112 formed at a wall part of the trough 110; a support 143 which supports the cylindrical body 141 on a side of the base end part 1411; and sandwiching means 145, 147, 149 for sandwiching the wall part to fix the support 143 to the wall part.;SELECTED DRAWING: Figure 2;COPYRIGHT: (C)2020,JPO&INPIT