JPS63187792U

JPS63187792U -

Info

Publication number: JPS63187792U
Application number: JP7886987U
Authority: JP
Priority date: 1987-05-27
Filing date: 1987-05-27
Publication date: 1988-12-01

Description

[Brief explanation of the drawing]

第１図は本考案の実施例を示す正断面図、第２
図は同上分離状態の斜視図、第３図は従来の継手
装置を示す分離状態の斜視図である。図中、１は継手本体、３は雄ネジ口、３ａは肩
部、４はインナーコア、４ａは鍔部、５は締め付
けリング、６は袋ナツト、７，８は係合部、ｐは
プラスチツク管である。 Fig. 1 is a front sectional view showing an embodiment of the present invention, Fig. 2 is a front sectional view showing an embodiment of the present invention;
This figure is a perspective view of the same as above in a separated state, and FIG. 3 is a perspective view of a conventional coupling device in a separated state. In the figure, 1 is the joint body, 3 is the male threaded port, 3a is the shoulder, 4 is the inner core, 4a is the flange, 5 is the tightening ring, 6 is the cap nut, 7 and 8 are the engaging parts, and p is the plastic. It's a tube.

Claims

[Scope of utility model registration request]

A shoulder is provided at the back of the male threaded port provided on the joint body, a flange is provided at the tip of the inner core that is inserted into this male threaded port, and a plastic tube with the inner core press-fitted is inserted into the male threaded port. , in a plastic pipe coupling device in which a tightening ring fitted onto a plastic pipe is tightened into the male threaded port by a cap nut screwed into the male threaded port, the inner peripheral surface of the male threaded port and the tightening ring A coupling device for plastic pipes, characterized in that male and female engaging portions are provided on the outer circumferential surface of the tube so as to prevent relative rotation of the two members.