JPH0449290U - - Google Patents
Info
- Publication number
- JPH0449290U JPH0449290U JP9166890U JP9166890U JPH0449290U JP H0449290 U JPH0449290 U JP H0449290U JP 9166890 U JP9166890 U JP 9166890U JP 9166890 U JP9166890 U JP 9166890U JP H0449290 U JPH0449290 U JP H0449290U
- Authority
- JP
- Japan
- Prior art keywords
- steel pipe
- face
- diameter side
- pipe joint
- elastic ring
- 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.)
- Granted
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 2
Landscapes
- Non-Disconnectible Joints And Screw-Threaded Joints (AREA)
Description
第１図は本考案の一実施例を示す縦断側面図、
第２図は第１図における被接続鋼管雌ねじ部に設
けた弾性リング装着溝の形状を示す部分断面図、
第３図は他の実施例を示す縦断側面図、第４図イ
，ロは弾性リングの断面形状を示す部分斜視図、
第５図イ，ロは従来の継手部の構造を示す部分縦
断側面図である。
１は雄ねじ部、２は雌ねじ部、３は弾性リング
、３ａ，３ｂ，３ｃはシール面、４は溝。
FIG. 1 is a longitudinal sectional side view showing an embodiment of the present invention;
FIG. 2 is a partial cross-sectional view showing the shape of the elastic ring mounting groove provided in the female threaded portion of the connected steel pipe in FIG.
FIG. 3 is a longitudinal sectional side view showing another embodiment; FIGS. 4A and 4B are partial perspective views showing the cross-sectional shape of the elastic ring;
FIGS. 5A and 5B are partial longitudinal sectional side views showing the structure of a conventional joint. 1 is a male threaded portion, 2 is a female threaded portion, 3 is an elastic ring, 3a, 3b, 3c are sealing surfaces, and 4 is a groove.
Claims (1)
継手において、被接続鋼管管端面をその外径側よ
り内径側を凹に傾斜させ、前記鋼管端面の傾斜面
に弾性リングを対応精接させるべく傾斜して介挿
させたことを特徴とする内面被覆鋼管継手。 In a pipe joint in which the outer circumferential surface of the end of the steel pipe to be connected is used as a sealing surface, the end face of the steel pipe to be connected is inclined concavely from the outer diameter side to the inner diameter side, and an elastic ring is precisely welded to the inclined surface of the steel pipe end face. 1. An inner-coated steel pipe joint characterized by being inserted at an angle in order to
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990091668U JPH0649989Y2 (en) | 1990-08-31 | 1990-08-31 | Inner surface coated steel pipe fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990091668U JPH0649989Y2 (en) | 1990-08-31 | 1990-08-31 | Inner surface coated steel pipe fitting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0449290U true JPH0449290U (en) | 1992-04-27 |
| JPH0649989Y2 JPH0649989Y2 (en) | 1994-12-14 |
Family
ID=31827512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990091668U Expired - Lifetime JPH0649989Y2 (en) | 1990-08-31 | 1990-08-31 | Inner surface coated steel pipe fitting |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0649989Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59126192A (en) * | 1982-12-29 | 1984-07-20 | 住友金属工業株式会社 | Pipe joint for oil well pipe |
-
1990
- 1990-08-31 JP JP1990091668U patent/JPH0649989Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59126192A (en) * | 1982-12-29 | 1984-07-20 | 住友金属工業株式会社 | Pipe joint for oil well pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0649989Y2 (en) | 1994-12-14 |