JPH0294994U - - Google Patents
Info
- Publication number
- JPH0294994U JPH0294994U JP343989U JP343989U JPH0294994U JP H0294994 U JPH0294994 U JP H0294994U JP 343989 U JP343989 U JP 343989U JP 343989 U JP343989 U JP 343989U JP H0294994 U JPH0294994 U JP H0294994U
- Authority
- JP
- Japan
- Prior art keywords
- steel pipe
- male thread
- peripheral surface
- pipe
- inner lining
- 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
- 238000005260 corrosion Methods 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 claims 3
- 239000010959 steel Substances 0.000 claims 3
- 230000002093 peripheral effect Effects 0.000 claims 2
Landscapes
- Non-Disconnectible Joints And Screw-Threaded Joints (AREA)
- Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
Description
第１図は本考案の一実施例を部分断面して示し
た正面図、第２図はその側面図、第３図は本考案
の防食コアを用いた管接続継手構造を示す断面図
、第４図ａ，ｂは他の実施例を部分断面して示し
た正面図である。
３は管端防食コア、６は雄ねじ、１０はリング
、１１は連結小支片。
Fig. 1 is a partially sectional front view of an embodiment of the present invention, Fig. 2 is a side view thereof, Fig. 3 is a sectional view showing a pipe connection joint structure using the anti-corrosion core of the present invention; Figures 4a and 4b are partially sectional front views of another embodiment. 3 is a pipe end anticorrosion core, 6 is a male thread, 10 is a ring, and 11 is a small connecting piece.
Claims (1)
と、前記鋼管の端面に当接する環状壁面を有する
鍔部を備え、かつその鍔部外周面に継手本体に設
けたテーパ雌ねじに螺合する雄ねじを形成した樹
脂製の管端防食コアにおいて、該管端防食コアの
雄ねじの外周部又はその近傍に、連結小支片を介
して内面ライニング鋼管の外径又はその端部に設
けられたテーパ雄ねじの切上がり部よりやや大径
のリングを設けたことを特徴とする管端防食コア
。 A male thread comprising a body part to be fitted into the inner peripheral surface of an inner lining steel pipe and a collar part having an annular wall surface that comes into contact with the end face of the steel pipe, and which is screwed onto the outer peripheral surface of the collar part with a tapered female thread provided on the joint body. A tapered male thread is provided at or near the outer periphery of the male thread of the pipe end anticorrosive core, via a connecting small piece, on the outer diameter of the inner lining steel pipe or at its end. A pipe end anti-corrosion core characterized by having a ring with a slightly larger diameter than the cut-up part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP343989U JPH0294994U (en) | 1989-01-13 | 1989-01-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP343989U JPH0294994U (en) | 1989-01-13 | 1989-01-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0294994U true JPH0294994U (en) | 1990-07-27 |
Family
ID=31205075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP343989U Pending JPH0294994U (en) | 1989-01-13 | 1989-01-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0294994U (en) |
-
1989
- 1989-01-13 JP JP343989U patent/JPH0294994U/ja active Pending