JPS6418699U

JPS6418699U -

Info

Publication number: JPS6418699U
Application number: JP11350687U
Authority: JP
Priority date: 1987-07-23
Filing date: 1987-07-23
Publication date: 1989-01-30

Description

[Brief explanation of drawings]

第１図は本考案の１実施例に係る拡大断面図、
第２図及び第３図は本考案の例の使用態様をガス
封入時及びガス封入後の状態で夫々示す断面図、
第４図は本考案の実施例に係る空気調和機の概要
示構造図、第５図及び第６図は従来の配管端口閉
塞手段を順序的に示してなる断面図である。２……連絡管接続口、３……フレアナツト、４
……絞り孔、５……補強板、６……弁部、７……
テーパ周壁、８……シート部、９……乳頭部、１
０……孔、１１……切れ目、１２……配管。 FIG. 1 is an enlarged sectional view of one embodiment of the present invention;
FIGS. 2 and 3 are cross-sectional views showing the usage of the example of the present invention during gas filling and after gas filling, respectively;
FIG. 4 is a schematic structural diagram of an air conditioner according to an embodiment of the present invention, and FIGS. 5 and 6 are sectional views sequentially showing conventional pipe end closing means. 2...Connection pipe connection port, 3...Flare nut, 4
... Throttle hole, 5 ... Reinforcement plate, 6 ... Valve part, 7 ...
Tapered peripheral wall, 8...Seat portion, 9...Papillary area, 1
0...hole, 11...cut, 12...piping.

Claims

[Scope of utility model registration request]

a connecting pipe connection port 2 having a threaded portion on the outer periphery and fixed to an end of a pipe 12 forming a flow path for pressurized fluid;
It is a closing member that has a throttle hole 4 at its tip and is airtightly inserted between it and a flare nut 3 that is screwed over the communication pipe connection port 2, and is smaller than the outer diameter of the communication pipe connection port 2. , the aperture hole 4 of the flare nut 3
A ring-shaped reinforcing plate 5 larger than the diameter of the flare nut 3 is formed into the shape of an earphone by a rubber body having a core material, and one side of the reinforcing plate 5 is elastically pressed against the tapered inner wall of the flare nut 3. On the other side, a valve part 6 having a tapered peripheral wall 7 to be brought into contact is provided with a seat part 8 which is adjacent to the reinforcing plate 5 and brought into elastic surface contact with the end edge of the connecting pipe connecting port 2, and a connecting pipe connecting port. A hole 1 is provided with a nipple 9 to be inserted into each of the valve parts 2, and is opened at the end face of the valve part 6, has a bottom on the nipple 9 side, and extends along the axis.
0, and a pipe end closure lid characterized in that a nipple 9 is equally divided vertically and a cut 11 is provided to reach the bottom of the hole 10.