JPS6445079U - - Google Patents

Description

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

第１図は、本考案によるパツキン形管継手のパ
ツキンの実施例を示す縦断面図、第２図は同じく
他の実施例を示す縦断面図、第３図は第２図の実
施例のパツキンを接続する管に装着し、継手本体
テーパ面に押付けようとする状態の縦断面図、第
４図は従来のパツキン形管継手の部分縦断面図、
第５図は他の従来のパツキン形管継手の部分縦断
面図である。 １……管、２……継手本体、４……押圧体、５
……リテーナ、６……喰込みリング、３……パツ
キン、３１……内径面のテーパ面、３２……面取
りＲ１面、３３……側面の平面、３４……円筒外
周面、３５……面取りＲ２面。 FIG. 1 is a longitudinal sectional view showing an embodiment of the packing of the packing type pipe joint according to the present invention, FIG. 2 is a longitudinal sectional view showing another embodiment, and FIG. 3 is a fitting of the embodiment of FIG. 2. Fig. 4 is a partial longitudinal sectional view of a conventional packing-type pipe fitting;
FIG. 5 is a partial vertical sectional view of another conventional packing-type pipe joint. 1... Pipe, 2... Joint body, 4... Pressing body, 5
... Retainer, 6 ... Biting ring, 3 ... Packing, 31 ... Tapered surface on inner diameter surface, 32 ... Chamfered R1 surface, 33 ... Flat side surface, 34 ... Cylindrical outer peripheral surface, 35 ... Chamfer R2 side.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ほぼ円筒状で端部内周面が最端部に行くに従つ
て大径となるテーパ面を有する継手本体と、この
継手本体のテーパ面に装着する円環状の弾性体よ
りなるパツキンと、このパツキンを前記継手本体
のテーパ面に押付ける押圧体とからなるパツキン
形管継手において、前記パツキンは、内径面が片
側に行くに従つて大径となるテーパ面と両端部の
面取りＲ１面とからなり、大径側は接続する管の
外径より大きく、小径側は接続する管の外径より
小さく、両側面が軸と直角な平面を有し、外径面
と小内径側の側面との間に前記内径面の両端部Ｒ
１面より大きい面取りＲ２面を有することを特徴
とするパツキン形管継手。 A joint body that is approximately cylindrical and has a tapered surface whose inner circumferential surface at an end becomes larger in diameter toward the extreme end, a packing made of an annular elastic body that is attached to the tapered surface of the joint body, and this packing. and a pressing body that presses the tapered surface of the joint body against the tapered surface of the joint body. , the large diameter side is larger than the outer diameter of the pipe to be connected, the small diameter side is smaller than the outer diameter of the pipe to be connected, both sides have a plane perpendicular to the axis, and the space between the outer diameter surface and the side surface of the small inner diameter side Both ends R of the inner diameter surface
A packing-type pipe joint characterized by having a chamfered R2 surface that is larger than the first surface.