JPH0364382U - - Google Patents
Info
- Publication number
- JPH0364382U JPH0364382U JP12097989U JP12097989U JPH0364382U JP H0364382 U JPH0364382 U JP H0364382U JP 12097989 U JP12097989 U JP 12097989U JP 12097989 U JP12097989 U JP 12097989U JP H0364382 U JPH0364382 U JP H0364382U
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- screw hole
- closed
- cell
- core
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000012856 packing Methods 0.000 claims 3
Description
第１図は本考案によるメカニカルプラグの一実
施例を示す断面図、第２図は従来のメカニカルプ
ラグを示す断面図、第３図は第２図のＡ部の拡大
図である。図中、
２……セル、３……中子、５……伝熱管、６…
…ねじ穴、１０……メカニカルプラグ、１１……
受座、１２……パツキン、１３……パツキン押え
。
FIG. 1 is a sectional view showing an embodiment of the mechanical plug according to the present invention, FIG. 2 is a sectional view showing a conventional mechanical plug, and FIG. 3 is an enlarged view of section A in FIG. 2. In the figure, 2... Cell, 3... Core, 5... Heat exchanger tube, 6...
...Screw hole, 10...Mechanical plug, 11...
catch seat, 12...patchkin, 13...patchkin presser.
Claims (1)
れるべき管内に前記閉鎖端部側から挿入される円
筒形のセルと、該セルの内部に配置され、引張り
用治具が螺合されるねじ穴が軸線方向に貫設され
ている中子とを備え、前記中子を前記セルの閉鎖
端部から開放端部に移動させた場合に前記セルが
くさび作用により外方に押し広げられて前記管の
内周面と密着するようになつている管閉止用のメ
カニカルプラグにおいて、前記ねじ穴の前記閉鎖
端部側の部分に螺合される受座と、前記ねじ穴の
前記開放端部側の部分に螺合されるパツキン押え
と、前記受座及び前記パツキン押えの間で圧縮変
形されて前記ねじ穴を密閉するパツキンとを備え
ることを特徴とする管閉止用のメカニカルプラグ
。 A cylindrical cell whose one end is closed and the other end is open, and which is inserted from the closed end side into the pipe to be closed, and a tensioning jig placed inside the cell is screwed together. a core having a screw hole extending through it in the axial direction, and when the core is moved from the closed end of the cell to the open end, the cell is forced outwardly by a wedge action. A mechanical plug for closing a pipe that is in close contact with the inner circumferential surface of the pipe, comprising: a seat screwed into the closed end side portion of the screw hole; and the open end of the screw hole. 1. A mechanical plug for closing a pipe, comprising: a packing holder screwed onto a side portion; and a packing that is compressed and deformed between the seat and the packing holder to seal the screw hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12097989U JPH0364382U (en) | 1989-10-18 | 1989-10-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12097989U JPH0364382U (en) | 1989-10-18 | 1989-10-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0364382U true JPH0364382U (en) | 1991-06-24 |
Family
ID=31669027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12097989U Pending JPH0364382U (en) | 1989-10-18 | 1989-10-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0364382U (en) |
-
1989
- 1989-10-18 JP JP12097989U patent/JPH0364382U/ja active Pending
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