Protective sleeve, tube with protective sleeve, and pipe laying method with protective sleeve

摘要

Problem to be solved: to provide a protective sleeve capable of suppressing the lowering of workability while making it difficult to generate a through hole.Solution: a sleeve shaped protective sleeve 20 that covers the outer periphery of a metallic tube to prevent water penetrationMultiple sleeve body 21 overlapping inside and outsideHaving an internal and external multiple structure ofSleeve body 21Reference numeral 22 denotes a cylinder made of resin other than the knitted fabric.At least one open endInside and outside sleeve bodies22 end portions joined to each other are formed.Without the protective sleeve 20 mounted on the tubeA boundary surface 45 in which the outer peripheral surface of the inner sleeve body 22 and the outer peripheral surface of the sleeve body 21 are in contact with each other are sleeve 21It is formed along the circumferential direction C of 22.Diagram