JPH02127883U

JPH02127883U -

Info

Publication number: JPH02127883U
Application number: JP3724389U
Authority: JP
Priority date: 1989-03-29
Filing date: 1989-03-29
Publication date: 1990-10-22

Description

[Brief explanation of drawings]

第１図は本考案の第１実施例の管継手用ロツク
リングの正面図、第２図は同ロツクリングの要部
の平面図、第３図は本考案の第２実施例の管継手
用ロツクリングの正面図、第４図は第３図のロツ
クリングの要部の平面図、第５図は従来のロツク
リングを適用した管継手の一例を示す断面図、第
６図は第５図の管継手におけるロツクリングの正
面図、第７図は第６図のロツクリングの分割部を
絞り器具とともに示す平面図、第８図は第６図の
ロツクリングを第７図の絞り器具を用いて受口の
環状溝へ装着する作業を示す断面図である。２４……ロツクリング、２４ａ〜２４ｄ……分
割片、２５……分割部、２６……弾性体。 Fig. 1 is a front view of a lock ring for a pipe joint according to a first embodiment of the present invention, Fig. 2 is a plan view of the main parts of the lock ring, and Fig. 3 is a front view of a lock ring for a pipe joint according to a second embodiment of the present invention. A front view, FIG. 4 is a plan view of the main parts of the lock ring shown in FIG. 3, FIG. 5 is a sectional view showing an example of a pipe joint to which a conventional lock ring is applied, and FIG. 6 is a lock ring in the pipe joint shown in FIG. Fig. 7 is a plan view showing the split part of the lock ring shown in Fig. 6 together with the squeezing device, and Fig. 8 shows the lock ring shown in Fig. 6 being attached to the annular groove of the socket using the squeezing device shown in Fig. 7. FIG. 24... Lock ring, 24a-24d... Divided piece, 25... Divided portion, 26... Elastic body.

Claims

[Claims for Utility Model Registration] In order to prevent the pipe socket and pipe socket from coming apart when they are connected to each other, the pipe socket is fitted into an annular groove formed on the inner periphery of the socket, and is also formed on the outer periphery of the socket. It is a lock ring that can engage with a protrusion that
A lock ring for a pipe joint, characterized in that adjacent divided pieces in the divided parts other than the divided parts are connected to each other by an elastic body.