JPS6314091U

JPS6314091U -

Info

Publication number: JPS6314091U
Application number: JP10759386U
Authority: JP
Priority date: 1986-07-14
Filing date: 1986-07-14
Publication date: 1988-01-29

Description

[Brief explanation of the drawing]

第１図乃至第１０図は本考案の実施例を示し、
第１図は管接続前、第２図は管接続後の部分断面
図、第３図乃至第５図は管受け壁部の実施例を示
す拡大断面図、第６図乃至第７図はスリーブの実
施例を示す図、第８図乃至第１０図は軸線方向の
凸部の実施例を示す図、第１１図は従来の管継手
を示す図である。１……継手本体、２……袋ナツト、３……スリ
ーブ、４……蛇腹管、５……Ｏリング、１６……
管受け壁部、３２……凹溝、１３……突出部、３
７……切割溝。 1 to 10 show embodiments of the present invention,
Figure 1 is a partial sectional view before pipe connection, Figure 2 is a partial sectional view after pipe connection, Figures 3 to 5 are enlarged sectional views showing examples of the pipe receiving wall, and Figures 6 to 7 are sleeves. FIGS. 8 to 10 are views showing an example of a convex portion in the axial direction, and FIG. 11 is a view showing a conventional pipe joint. 1... Joint body, 2... Cap nut, 3... Sleeve, 4... Bellows tube, 5... O-ring, 16...
Pipe receiving wall portion, 32...Concave groove, 13...Protrusion portion, 3
7... Cut groove.

Claims

[Claims for Utility Model Registration] 1. A threaded portion is provided on the outer periphery of the end, and a hole for holding the sleeve with a convex portion on the inner surface provided on the inner periphery of the end; a joint body provided with an annular slightly protruding pipe receiving wall; a cap nut screwed into the male thread; and a cap nut that is inserted into the hole by tightening the cap nut and is inserted from the joint end side to the main body side. The sleeve is characterized in that the outer surface that is pressed by the sleeve forms an axial groove that engages with the convex portion of the hole, and the inner surface has a corrugated inner circumferential surface that fits into the corrugated outer circumference of the pipe to be connected. Pipe fitting for bellows pipe. 2 Utility Model Registration Scope of claim 1 The bellows pipe according to claim 1, characterized in that an annular groove for holding an O-ring is provided in the end wall of the hole of the joint body, and the O-ring is attached to the annular groove. Fittings. 3. The pipe joint for a bellows pipe according to claims 1 and 2, characterized in that the sleeve has a cut groove formed in the axial direction so that it can be divided leaving a part of the outer surface. .