JPS63106987U

JPS63106987U -

Info

Publication number: JPS63106987U
Application number: JP19906686U
Authority: JP
Priority date: 1986-12-29
Filing date: 1986-12-29
Publication date: 1988-07-11

Description

[Brief explanation of drawings]

第１図は本考案によるシールを備えた管、継手
の締付け前の状態を示す縦断面図、第２図は締付
け時の状態を示す第１図と同じ部分の縦断面図、
第３図は本考案の第１実施例のシールの縦断面拡
大図、第４図は本考案の第２実施例のシールの縦
断面拡大図、第５図は本考案の第３実施例のシー
ルの縦断面拡大図、第６図は本考案の第４実施例
のシールの縦断面拡大図、第７図は本考案の第５
実施例のシールの縦断面拡大図、第８図は従来例
の締め付け前の状態を示す縦断面図、第９図は従
来例の締付け時の状態を締めす縦断面図である。１……管、２……継手、３，５……ねじ部、７
……環状壁、１２……コア、１３……筒部、１４
……フランジ部、１５……シール本体、１５ａ…
…突起部、２０……クツシヨンシール部。 FIG. 1 is a vertical cross-sectional view showing the state of a pipe and a joint equipped with a seal according to the present invention before tightening; FIG. 2 is a vertical cross-sectional view of the same part as FIG. 1 showing the state when tightening;
Fig. 3 is an enlarged longitudinal cross-sectional view of a seal according to the first embodiment of the present invention, Fig. 4 is an enlarged longitudinal cross-sectional view of a seal according to a second embodiment of the present invention, and Fig. 5 is an enlarged longitudinal cross-sectional view of a seal according to a second embodiment of the present invention. FIG. 6 is an enlarged longitudinal cross-sectional view of the seal of the fourth embodiment of the present invention, and FIG. 7 is an enlarged longitudinal cross-sectional view of the seal of the fourth embodiment of the present invention.
FIG. 8 is an enlarged vertical cross-sectional view of the seal of the embodiment, FIG. 8 is a vertical cross-sectional view showing the conventional example in a state before tightening, and FIG. 9 is a vertical cross-sectional view showing the conventional example in the tightening state. 1...Pipe, 2...Joint, 3, 5...Threaded part, 7
...Annular wall, 12...Core, 13...Cylinder part, 14
...Flange portion, 15...Seal body, 15a...
...Protrusion, 20...Cushion seal part.

Claims

[Scope of utility model registration request]

A pipe fitting seal that seals a threaded connection between a fitting and a pipe, the annular wall being continuous with the female thread of one of the members and the edge of the male thread of the other member. In pipe joint seals that are compressed,
It has a metal core with an L-shaped cross section that integrally includes a cylinder part and an outwardly projecting flange part, and a rubber seal body that is compressible in the axial direction is arranged on the outer circumferential side of the cylinder part. A pipe joint seal characterized in that an annular protrusion projecting outward is formed on the threaded portion side, and a thin rubber annular cushion seal portion is fixed to the annular wall side surface of the flange portion of the core.