JPH0173662U - - Google Patents
Info
- Publication number
- JPH0173662U JPH0173662U JP1987168271U JP16827187U JPH0173662U JP H0173662 U JPH0173662 U JP H0173662U JP 1987168271 U JP1987168271 U JP 1987168271U JP 16827187 U JP16827187 U JP 16827187U JP H0173662 U JPH0173662 U JP H0173662U
- Authority
- JP
- Japan
- Prior art keywords
- recondenser
- refrigerator
- cryostat
- heat
- main body
- 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
- 125000006850 spacer group Chemical group 0.000 claims description 8
- 239000003507 refrigerant Substances 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims description 3
- 239000001307 helium Substances 0.000 claims 2
- 229910052734 helium Inorganic materials 0.000 claims 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims 2
- 239000007789 gas Substances 0.000 claims 1
- 239000007788 liquid Substances 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
Description
図面は本考案の実施例を示すもので、第１図は
その要部を拡大して示す断面図、第２図は全体構
成を示す断面図、第３図はアウタスペーサの斜視
図、第４図は同正面図、第５図はインナスペーサ
の斜視図である。第６図はアウタスペーサの変形
例の輻射シールド部への取付構造を示す斜視図、
第７図は第６図の―線断面図である。第８図
はインナスペーサの変形例を示す斜視図である。
第９図はインナスペーサの他の変形例を示す斜視
図、第１０図は同正面図である。
２……クライオスタツト、１４……冷凍機、１
５……冷凍機本体、２３……再凝縮器、２４……
断熱部、２６，２７……冷媒配管、２８……輻射
シールド部、２９，２９′……インナスペーサ、
３０，３０′，３０″……アウタスペーサ。
The drawings show an embodiment of the present invention; FIG. 1 is an enlarged cross-sectional view of the main parts thereof, FIG. 2 is a cross-sectional view showing the overall configuration, FIG. 3 is a perspective view of the outer spacer, and FIG. The figure is a front view of the same, and FIG. 5 is a perspective view of the inner spacer. FIG. 6 is a perspective view showing the attachment structure of a modified example of the outer spacer to the radiation shield part;
FIG. 7 is a sectional view taken along the line -- in FIG. 6. FIG. 8 is a perspective view showing a modification of the inner spacer.
FIG. 9 is a perspective view showing another modification of the inner spacer, and FIG. 10 is a front view thereof. 2... Cryostat, 14... Refrigerator, 1
5... Refrigerator body, 23... Recondenser, 24...
Heat insulation section, 26, 27... Refrigerant piping, 28... Radiation shield section, 29, 29'... Inner spacer,
30, 30', 30''...outer spacer.
Claims (1)
ヘリウムから蒸発したヘリウムガスを再凝縮器２
３により冷却して再凝縮させる冷凍機であつて、
冷凍機本体１５はクライオスタツト２外部に、再
凝縮器２３はクライオスタツト２内部にそれぞれ
配置されていて、上記冷凍機本体１５と再凝縮器
２３とは内部が真空状態とされた熱伝導率の低い
材料からなる筒状断熱部２４により断熱状態で連
結され、かつ該断熱部２４内には冷凍機本体１５
と再凝縮器２３との間で冷媒を授受する再凝縮用
冷媒配管２６，２７が配設されており、上記断熱
部２４には冷凍機本体１５から断熱部２４周りの
雰囲気が所定レベルとなる部位まで延びる輻射シ
ールド部２８が内蔵され、上記再凝縮用冷媒配管
２６，２７は断熱部２４に対してスペーサ２９，
３０によつて断熱状態で支持されていることを特
徴とする冷凍機。 The helium gas evaporated from the liquid helium stored inside the cryostat 2 is transferred to the recondenser 2.
A refrigerator that cools and recondenses by 3,
The refrigerator main body 15 is arranged outside the cryostat 2, and the recondenser 23 is arranged inside the cryostat 2. The refrigerator body 15 is connected in a heat-insulated manner by a cylindrical heat-insulating part 24 made of a low-quality material.
Recondensing refrigerant pipes 26 and 27 are arranged to transfer refrigerant between the recondenser 23 and the recondenser 23, and the atmosphere from the refrigerator main body 15 to the area around the insulation part 24 is at a predetermined level in the insulation part 24. A radiation shield section 28 extending to the area is built-in, and the recondensing refrigerant pipes 26 and 27 are connected to the heat insulating section 24 with a spacer 29,
A refrigerator characterized in that it is supported in an adiabatic manner by 30.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16827187U JPH0629636Y2 (en) | 1987-11-02 | 1987-11-02 | Cryogenic refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16827187U JPH0629636Y2 (en) | 1987-11-02 | 1987-11-02 | Cryogenic refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0173662U true JPH0173662U (en) | 1989-05-18 |
| JPH0629636Y2 JPH0629636Y2 (en) | 1994-08-10 |
Family
ID=31457304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16827187U Expired - Lifetime JPH0629636Y2 (en) | 1987-11-02 | 1987-11-02 | Cryogenic refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0629636Y2 (en) |
-
1987
- 1987-11-02 JP JP16827187U patent/JPH0629636Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0629636Y2 (en) | 1994-08-10 |
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