JPH026892U - - Google Patents
Info
- Publication number
- JPH026892U JPH026892U JP8674388U JP8674388U JPH026892U JP H026892 U JPH026892 U JP H026892U JP 8674388 U JP8674388 U JP 8674388U JP 8674388 U JP8674388 U JP 8674388U JP H026892 U JPH026892 U JP H026892U
- Authority
- JP
- Japan
- Prior art keywords
- bellows
- expansion joint
- piping
- sealed space
- joint device
- 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
- 238000001514 detection method Methods 0.000 claims 1
- 239000011261 inert gas Substances 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
Landscapes
- Joints Allowing Movement (AREA)
Description
第１図は本考案の一実施例に係る配管用伸縮継
手装置の要部断面図、第２図は本考案の他の実施
例に係る配管用伸縮継手装置の要部断面図である
。
２，２ａ……配管用伸縮継手、４……短管、６
……内側ベローズ、８……外側ベローズ。
FIG. 1 is a sectional view of a main part of an expansion joint device for piping according to an embodiment of the present invention, and FIG. 2 is a sectional view of a main part of an expansion joint device for piping according to another embodiment of the invention. 2, 2a... Expansion joint for piping, 4... Short pipe, 6
...Inner bellows, 8...Outer bellows.
Claims (1)
の配管を、 伸縮自在な成形ベローズから成る内側ベローズ
と、 この内側ベローズの外周に、密封空間を形成す
るように配置された伸縮自在な金属製溶接ベロー
ズから成る外側ベローズとで連結したことを特徴
とする配管用伸縮継手装置。 (2) 前記密封空間に不活性ガスを充填したこと
を特徴とする請求項第１項に記載の配管用伸縮継
手装置。 (3) 前記密封空間内圧力を検知する圧力検知手
段を有することを特徴とする請求項第１項または
第２項に記載の配管用伸縮継手。[Claims for Utility Model Registration] (1) A pair of pipes that are connected to other pipes or equipment, etc., has an inner bellows made of a molded bellows that can be expanded and contracted, and a sealed space is formed around the outer periphery of the inner bellows. 1. An expansion joint device for piping, characterized in that the expansion joint device is connected to an outer bellows made of a retractable metal welded bellows arranged at the outer bellows. (2) The piping expansion joint device according to claim 1, wherein the sealed space is filled with an inert gas. (3) The expansion joint for piping according to claim 1 or 2, further comprising pressure detection means for detecting the pressure within the sealed space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988086743U JPH0636395Y2 (en) | 1988-06-29 | 1988-06-29 | Expansion joint device for piping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988086743U JPH0636395Y2 (en) | 1988-06-29 | 1988-06-29 | Expansion joint device for piping |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH026892U true JPH026892U (en) | 1990-01-17 |
| JPH0636395Y2 JPH0636395Y2 (en) | 1994-09-21 |
Family
ID=31311382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988086743U Expired - Lifetime JPH0636395Y2 (en) | 1988-06-29 | 1988-06-29 | Expansion joint device for piping |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0636395Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001065164A1 (en) * | 2000-02-29 | 2001-09-07 | Asahi Beer Engineering Ltd. | Expansion joint device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58733A (en) * | 1981-06-25 | 1983-01-05 | Kawasaki Heavy Ind Ltd | Leak detecting method in case of breakdown of bellows |
| JPS6192389A (en) * | 1984-10-11 | 1986-05-10 | 株式会社東芝 | Bellows joint device |
-
1988
- 1988-06-29 JP JP1988086743U patent/JPH0636395Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58733A (en) * | 1981-06-25 | 1983-01-05 | Kawasaki Heavy Ind Ltd | Leak detecting method in case of breakdown of bellows |
| JPS6192389A (en) * | 1984-10-11 | 1986-05-10 | 株式会社東芝 | Bellows joint device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001065164A1 (en) * | 2000-02-29 | 2001-09-07 | Asahi Beer Engineering Ltd. | Expansion joint device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0636395Y2 (en) | 1994-09-21 |