JPH03107594U - - Google Patents
Info
- Publication number
- JPH03107594U JPH03107594U JP1563590U JP1563590U JPH03107594U JP H03107594 U JPH03107594 U JP H03107594U JP 1563590 U JP1563590 U JP 1563590U JP 1563590 U JP1563590 U JP 1563590U JP H03107594 U JPH03107594 U JP H03107594U
- Authority
- JP
- Japan
- Prior art keywords
- flange
- pipe
- connects
- fluid transfer
- joint structure
- 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
- 239000012530 fluid Substances 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 1
- 239000001307 helium Substances 0.000 claims 1
- 229910052734 helium Inorganic materials 0.000 claims 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims 1
- 239000001257 hydrogen Substances 0.000 claims 1
- 229910052739 hydrogen Inorganic materials 0.000 claims 1
- 229910052757 nitrogen Inorganic materials 0.000 claims 1
Landscapes
- Thermal Insulation (AREA)
- Pipeline Systems (AREA)
Description
第１図は本考案の一実施例である極低温流体移
送用配管の継手構造の断面図、第２図は従来のバ
イオネツト継手構造を示す断面図である。
図中１は極低温流体移送用配管の継手構造、４
，４ａは内管、５，５ａは外管、７は中管、８は
バイオネツト継手、９，１０はフランジ、１１は
サーマルアンカ、１２はスリーブである。
FIG. 1 is a cross-sectional view of a joint structure for cryogenic fluid transfer piping according to an embodiment of the present invention, and FIG. 2 is a cross-sectional view showing a conventional bayonet joint structure. In the figure, 1 is the joint structure of the pipe for transferring cryogenic fluid, 4
, 4a are inner tubes, 5 and 5a are outer tubes, 7 is a middle tube, 8 is a bayonet joint, 9 and 10 are flanges, 11 is a thermal anchor, and 12 is a sleeve.
Claims (1)
する内管を外管で覆うと共に、その間を真空状態
とし、上記外管をフランジで接続すると共に、そ
のフランジに内管同志を接続するバイオネツト継
手を設けた極低温流体移送用配管の継手構造にお
いて、外管内の真空空間に液体窒素を流入する中
管を設け、該中管と上記フランジを熱伝導のため
のサーマルアンカによつて連結し、さらに、該サ
ーマルアンカ外周のフランジに該フランジの径方
向の熱切りを行うスリーブを設けたことを特徴と
する極低温流体移送用配管の継手構造。 A bayonet joint that covers an inner tube for transferring cryogenic fluids such as liquid hydrogen or liquid helium with an outer tube, creates a vacuum between them, connects the outer tube with a flange, and connects the inner tubes to the flange. In a joint structure for cryogenic fluid transfer piping provided with a pipe, an inner pipe is provided for flowing liquid nitrogen into the vacuum space within the outer pipe, and the inner pipe and the flange are connected by a thermal anchor for heat conduction, Furthermore, a joint structure for cryogenic fluid transfer piping, characterized in that a sleeve for thermally cutting the flange in the radial direction is provided on the flange on the outer periphery of the thermal anchor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1563590U JPH071593Y2 (en) | 1990-02-21 | 1990-02-21 | Cryogenic fluid transfer pipe joint structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1563590U JPH071593Y2 (en) | 1990-02-21 | 1990-02-21 | Cryogenic fluid transfer pipe joint structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03107594U true JPH03107594U (en) | 1991-11-06 |
| JPH071593Y2 JPH071593Y2 (en) | 1995-01-18 |
Family
ID=31518929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1563590U Expired - Lifetime JPH071593Y2 (en) | 1990-02-21 | 1990-02-21 | Cryogenic fluid transfer pipe joint structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH071593Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003113973A (en) * | 2001-10-02 | 2003-04-18 | Natl Space Development Agency Of Japan | Very low temperature piping joint |
| CN115539726A (en) * | 2022-08-22 | 2022-12-30 | 中国石油化工股份有限公司 | Pipeline structure for liquid hydrogen conveying |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101448240B1 (en) * | 2013-04-26 | 2014-10-14 | 정우이앤이 주식회사 | Vacuum insulated pipe |
| JP2016070374A (en) * | 2014-09-30 | 2016-05-09 | 川崎重工業株式会社 | Highly insulated joint structure of vacuum insulated double pipe for cryogenic fluid |
| KR102066576B1 (en) * | 2018-05-04 | 2020-01-15 | 홍창덕 | Flange sturucture and vacuum-insulated pipe includimg same |
-
1990
- 1990-02-21 JP JP1563590U patent/JPH071593Y2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003113973A (en) * | 2001-10-02 | 2003-04-18 | Natl Space Development Agency Of Japan | Very low temperature piping joint |
| CN115539726A (en) * | 2022-08-22 | 2022-12-30 | 中国石油化工股份有限公司 | Pipeline structure for liquid hydrogen conveying |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH071593Y2 (en) | 1995-01-18 |