JPH0478472U - - Google Patents
Info
- Publication number
- JPH0478472U JPH0478472U JP11854990U JP11854990U JPH0478472U JP H0478472 U JPH0478472 U JP H0478472U JP 11854990 U JP11854990 U JP 11854990U JP 11854990 U JP11854990 U JP 11854990U JP H0478472 U JPH0478472 U JP H0478472U
- Authority
- JP
- Japan
- Prior art keywords
- oil
- compressors
- stage
- return
- gas
- 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
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 238000000605 extraction Methods 0.000 claims description 4
- 239000007789 gas Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 239000001307 helium Substances 0.000 description 2
- 229910052734 helium Inorganic materials 0.000 description 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 2
Landscapes
- Applications Or Details Of Rotary Compressors (AREA)
- Compressor (AREA)
Description
第１図は本考案を２段式ヘリウムガス圧縮ユニ
ツトに適用した一実施例を示す系統図、第２図は
同実施例における最終段圧縮機を示す側面図、第
３図は第２図の−鎖線による部分的断面図で
ある。第４図は最終段圧縮機の多の例を示す部分
的断面図である。第５図は従来の２段式ヘリウム
ガス圧縮ユニツトの一例を示す系統図である。
１……第１段圧縮機；２，７……吐出ガスクー
ラ；４……サージボトル；５，９……オイルクー
ラ；６……第２段（最終段）圧縮機；８……オイ
ルセパレータ；１０……アドソーバ；１１……返
油管；１２……戻り油管；、１３……流量調節手
段；６０……ガス吸入口；６１……ハウジング；
６７，６８……オイル取出口；６９……ガス吐出
口；７０……オイル取出室。
Fig. 1 is a system diagram showing an embodiment in which the present invention is applied to a two-stage helium gas compression unit, Fig. 2 is a side view showing the final stage compressor in the same embodiment, and Fig. 3 is the same as Fig. 2. - a partial cross-sectional view according to chain lines; FIG. 4 is a partial sectional view showing an example of a final stage compressor. FIG. 5 is a system diagram showing an example of a conventional two-stage helium gas compression unit. 1... First stage compressor; 2, 7... Discharge gas cooler; 4... Surge bottle; 5, 9... Oil cooler; 6... Second stage (final stage) compressor; 8... Oil separator; 10... Adsorber; 11... Oil return pipe; 12... Return oil pipe; 13... Flow rate adjustment means; 60... Gas inlet; 61... Housing;
67, 68...Oil extraction port; 69...Gas discharge port; 70...Oil extraction chamber.
Claims (1)
多段式ガス圧縮ユニツトにおいて、最終段の圧縮
機の吐出側に配設されたオイルセパレータと、同
オイルセパレータで分離された油を上記最終段の
圧縮機の吸入側に返送する返油管と、２段目以降
の圧縮機のハウジングの外部または内部に設けら
れ、ガスを低速状態で流過させるオイル取出室と
、上記２段目以降の圧縮機のオイル溜りから余剰
の油を上記オイル取出室を経て前段の圧縮機へ導
入する戻り油管と、同戻り油管に介装された流量
調節手段とを具備したことを特徴とする多段式ガ
ス圧縮ユニツト。 In a multistage gas compression unit having multiple compressors that compress gas into multiple stages, an oil separator is installed on the discharge side of the final stage compressor, and the oil separated by the oil separator is transferred to the final stage. An oil return pipe that returns oil to the suction side of the compressor, an oil extraction chamber that is provided outside or inside the housing of the second and subsequent compressors and allows the gas to flow through at a low speed, and the second and subsequent stage compressors. A multi-stage gas compression unit characterized by comprising: a return oil pipe for introducing excess oil from the oil reservoir into the preceding stage compressor via the oil extraction chamber; and a flow rate adjustment means interposed in the return oil pipe. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990118549U JP2510400Y2 (en) | 1990-11-14 | 1990-11-14 | Multi-stage gas compression unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990118549U JP2510400Y2 (en) | 1990-11-14 | 1990-11-14 | Multi-stage gas compression unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0478472U true JPH0478472U (en) | 1992-07-08 |
| JP2510400Y2 JP2510400Y2 (en) | 1996-09-11 |
Family
ID=31866481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990118549U Expired - Lifetime JP2510400Y2 (en) | 1990-11-14 | 1990-11-14 | Multi-stage gas compression unit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2510400Y2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007023599A1 (en) * | 2005-08-26 | 2007-03-01 | Mitsubishi Electric Corporation | Refrigerating air conditioner |
| WO2007063798A1 (en) * | 2005-11-30 | 2007-06-07 | Daikin Industries, Ltd. | Freezing apparatus |
| WO2009128487A1 (en) * | 2008-04-18 | 2009-10-22 | ダイキン工業株式会社 | Refrigerating apparatus |
| JP2014145556A (en) * | 2013-01-30 | 2014-08-14 | Mitsubishi Heavy Ind Ltd | Two-stage compression device and refrigeration/air-conditioning apparatus employing the same |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5812687U (en) * | 1981-07-17 | 1983-01-26 | ダイキン工業株式会社 | Refrigeration equipment |
-
1990
- 1990-11-14 JP JP1990118549U patent/JP2510400Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5812687U (en) * | 1981-07-17 | 1983-01-26 | ダイキン工業株式会社 | Refrigeration equipment |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007023599A1 (en) * | 2005-08-26 | 2007-03-01 | Mitsubishi Electric Corporation | Refrigerating air conditioner |
| US8109116B2 (en) | 2005-08-26 | 2012-02-07 | Mitsubishi Electric Corporation | Dual compressor air conditioning system with oil level regulation |
| WO2007063798A1 (en) * | 2005-11-30 | 2007-06-07 | Daikin Industries, Ltd. | Freezing apparatus |
| US7918106B2 (en) | 2005-11-30 | 2011-04-05 | Daikin Industries, Ltd. | Refrigeration system |
| WO2009128487A1 (en) * | 2008-04-18 | 2009-10-22 | ダイキン工業株式会社 | Refrigerating apparatus |
| JP2014145556A (en) * | 2013-01-30 | 2014-08-14 | Mitsubishi Heavy Ind Ltd | Two-stage compression device and refrigeration/air-conditioning apparatus employing the same |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2510400Y2 (en) | 1996-09-11 |
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