JPS6270461U - - Google Patents
Info
- Publication number
- JPS6270461U JPS6270461U JP1985162354U JP16235485U JPS6270461U JP S6270461 U JPS6270461 U JP S6270461U JP 1985162354 U JP1985162354 U JP 1985162354U JP 16235485 U JP16235485 U JP 16235485U JP S6270461 U JPS6270461 U JP S6270461U
- Authority
- JP
- Japan
- Prior art keywords
- cooling
- insulation layer
- port
- multilayer insulation
- container
- 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
- 238000001816 cooling Methods 0.000 claims description 10
- 239000003507 refrigerant Substances 0.000 claims description 7
- 229910052734 helium Inorganic materials 0.000 claims description 3
- 239000001307 helium Substances 0.000 claims description 3
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims 4
- 230000008602 contraction Effects 0.000 claims 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
- F25D19/006—Thermal coupling structure or interface
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Containers, Films, And Cooling For Superconductive Devices (AREA)
Description
第１図はこの考案のクライオスタツトの縦断正
面図、第２図、第３図は同上要部の各状態を示す
拡大縦断正面図、第４図は従来のクライオスタツ
トの一例を示す要部縦断正面図である。
１……液体ヘリウム容器、４……外ケース、５
……冷却ポート、６……冷凍機、１３……シール
ド筒、１４……ベローズ、１９……冷却ステーシ
ヨン、２０……上部冷媒容器、２２，２６……ジ
ヨイント、２３……弁、２５……下部冷媒容器、
２８……弁の突上げ棒。
Fig. 1 is a longitudinal sectional front view of the cryostat of this invention, Figs. 2 and 3 are enlarged longitudinal sectional front views showing various states of the same main parts, and Fig. 4 is a longitudinal sectional view of the main parts showing an example of a conventional cryostat. It is a front view. 1...Liquid helium container, 4...Outer case, 5
... Cooling port, 6 ... Refrigerator, 13 ... Shield cylinder, 14 ... Bellows, 19 ... Cooling station, 20 ... Upper refrigerant container, 22, 26 ... Joint, 23 ... Valve, 25 ... lower refrigerant container,
28...Valve push-up rod.
Claims (1)
ヘリウム容器と外ケース間に真空多層断熱層を設
け、前記外ケース上に筒状の冷却ポートを立て、
このポート上に冷凍機を着脱自在に取り付け、こ
の冷凍機から、冷却ポート内に嵌入させた冷却ス
テーシヨンにより前記真空多層断熱層を強制的に
冷却するようにしたクライオスタツトにおいて、
前記冷凍機から、冷却ポート内に突出させた冷却
ステーシヨンの下部に上部冷媒容器を設け、その
下方の真空多層断熱層上には下部冷媒容器を設け
るとともに、この上下の冷媒容器の相対向する部
分に、前記冷凍機を冷却ポート上に固定した条件
で互に気密を保つて着脱自在に嵌合するジヨイン
トを設け、上部冷媒容器の底部には前記ジヨイン
トが嵌合した条件で開放される弁を設け、さらに
、前記冷却ポート内には、ジヨイントの分離時に
冷媒が前記真空多層断熱層内に流入することを防
止するシールド筒を設け、このシールド筒には伸
縮を許容するためのベローズを設けたことを特徴
とするクライオスタツト。 A liquid helium container is surrounded by an outer case, a vacuum multilayer insulation layer is provided between the liquid helium container and the outer case, and a cylindrical cooling port is erected on the outer case,
In a cryostat, a refrigerator is removably attached to the port, and the vacuum multilayer insulation layer is forcibly cooled from the refrigerator by a cooling station fitted into the cooling port,
An upper refrigerant container is provided at the lower part of the cooling station that protrudes into the cooling port from the refrigerator, and a lower refrigerant container is provided on the vacuum multilayer insulation layer below the cooling station, and portions of the upper and lower refrigerant containers face each other. A joint is provided in which the refrigerators are removably fitted to each other in an airtight manner under the condition that the refrigerators are fixed on the cooling port, and a valve is provided at the bottom of the upper refrigerant container that is opened under the condition that the joint is fitted. Further, a shield tube is provided in the cooling port to prevent refrigerant from flowing into the vacuum multilayer insulation layer when the joint is separated, and a bellows is provided in the shield tube to allow expansion and contraction. A cryostat characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985162354U JPS6270461U (en) | 1985-10-21 | 1985-10-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985162354U JPS6270461U (en) | 1985-10-21 | 1985-10-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6270461U true JPS6270461U (en) | 1987-05-02 |
Family
ID=31089536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985162354U Pending JPS6270461U (en) | 1985-10-21 | 1985-10-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6270461U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09283321A (en) * | 1995-12-28 | 1997-10-31 | General Electric Co <Ge> | Superconducting magnet assembly |
| JP2012520987A (en) * | 2009-03-16 | 2012-09-10 | オックスフォード インストルメンツ ナノテクノロジー ツールス リミテッド | Cryogen-free cooling device and method |
-
1985
- 1985-10-21 JP JP1985162354U patent/JPS6270461U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09283321A (en) * | 1995-12-28 | 1997-10-31 | General Electric Co <Ge> | Superconducting magnet assembly |
| JP2012520987A (en) * | 2009-03-16 | 2012-09-10 | オックスフォード インストルメンツ ナノテクノロジー ツールス リミテッド | Cryogen-free cooling device and method |