JPS63185980U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図はこの考案の実施例による管端防食継手
の断面図、第２図は第１図の要部を拡大した断面
図、第３図、第４図は第１図の管端防食継手の使
用状態の要部を拡大した断面図、第５図は同実施
例により管端防食継手の変形例を示す一部切欠側
面図、第６図は同実施例による管端防食継手の他
の変形例を示す一部切欠側面図、第７図は従来の
管端防食継手の使用状態を示す断面図である。 １…継手本体、３……スリーブ部、４，５……
リツプ、１００……内面被覆鋼管、Ｈ_１，Ｈ_２…
…リツプの突出幅。 Fig. 1 is a sectional view of a pipe end anti-corrosion joint according to an embodiment of this invention, Fig. 2 is an enlarged sectional view of the main part of Fig. 1, and Figs. 3 and 4 are the pipe end anti-corrosion joint of Fig. 1. Fig. 5 is a partially cutaway side view showing a modified example of the pipe end anti-corrosion joint according to the same embodiment, and Fig. 6 is an enlarged sectional view of the main part of the pipe end anti-corrosion joint according to the same embodiment. FIG. 7 is a partially cutaway side view showing a modified example, and a sectional view showing a conventional pipe end anticorrosive joint in use. 1...Joint body, 3...Sleeve part, 4, 5...
Lip, 100...Inner coated steel pipe, _H1 , _H2 ...
…Protrusion width of the lip.

Claims (1)

【実用新案登録請求の範囲】 内面被覆鋼管がねじ込まれる継手本体に、上記
内面被覆鋼管に内嵌合されるスリーブ部が具備さ
れてなる管端防食継手において、 上記スリーブ部の外周面の軸心方向の複数個所
に突出幅が異なりかつ弾力性を備えた環状のリツ
プが一体に形成されていることを特徴とする管端
防食継手。[Scope of Claim for Utility Model Registration] In a pipe end anti-corrosion joint in which the joint body into which the internally coated steel pipe is screwed is provided with a sleeve part that is internally fitted into the internally coated steel pipe, the axis of the outer circumferential surface of the sleeve part A pipe end anti-corrosion joint characterized in that annular lips having elasticity and having different protruding widths at multiple locations are integrally formed.