JP2012167608A - 2段スクリュ圧縮式冷凍装置 - Google Patents
2段スクリュ圧縮式冷凍装置 Download PDFInfo
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- JP2012167608A JP2012167608A JP2011029625A JP2011029625A JP2012167608A JP 2012167608 A JP2012167608 A JP 2012167608A JP 2011029625 A JP2011029625 A JP 2011029625A JP 2011029625 A JP2011029625 A JP 2011029625A JP 2012167608 A JP2012167608 A JP 2012167608A
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- Prior art keywords
- stage
- oil
- screw compression
- stage screw
- bearing
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- 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.)
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- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41B—SHIRTS; UNDERWEAR; BABY LINEN; HANDKERCHIEFS
- A41B11/00—Hosiery; Panti-hose
- A41B11/10—Stocking protectors
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- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41B—SHIRTS; UNDERWEAR; BABY LINEN; HANDKERCHIEFS
- A41B11/00—Hosiery; Panti-hose
- A41B11/02—Reinforcements
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41B—SHIRTS; UNDERWEAR; BABY LINEN; HANDKERCHIEFS
- A41B11/00—Hosiery; Panti-hose
- A41B11/12—Means at the upper end to keep the stockings up
- A41B11/121—Elastic or flexible yarns knitted into the upper end
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B1/00—Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
- D04B1/10—Patterned fabrics or articles
- D04B1/102—Patterned fabrics or articles with stitch pattern
- D04B1/108—Gussets, e.g. pouches or heel or toe portions
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B1/00—Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
- D04B1/22—Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes specially adapted for knitting goods of particular configuration
- D04B1/24—Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes specially adapted for knitting goods of particular configuration wearing apparel
- D04B1/26—Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes specially adapted for knitting goods of particular configuration wearing apparel stockings
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
【解決手段】直列に接続された第1段スクリュ圧縮部8および第2段スクリュ圧縮部9によって冷媒を圧縮する2段スクリュ圧縮式冷凍装置1は、第2段スクリュ圧縮部9の吐出側の軸受23に油を供給する油供給流路30と、軸受23から第1段スクリュ圧縮部8の圧縮空間に油を排出する油排出流路31とを備える
【選択図】図1
Description
2…2段油冷式スクリュ圧縮機
8…第1段スクリュ圧縮部
9…第2段スクリュ圧縮部
10…圧縮機ケーシング
11…第1ロータ室
12…第1スクリュロータ
13…第2ロータ室
14…第2スクリュロータ
16…吸込口
18…中間圧力空間
20…吐出口
22…軸受
30…油供給流路
31…油排出流路
Claims (3)
- 直列に接続された第1段スクリュ圧縮部および第2段スクリュ圧縮部によって冷媒を圧縮する2段スクリュ圧縮式冷凍装置において、
前記第2段スクリュ圧縮部の吐出側の軸受に油を供給する油供給流路と、
前記軸受から前記第1段スクリュ圧縮部の圧縮空間に前記油を排出する油排出流路とを備えることを特徴とする2段スクリュ圧縮式冷凍装置。 - 前記油供給流路は、前記第2段スクリュ圧縮部の吐出側の端面と前記軸受との間に開口し、
前記油排出流路は、前記軸受の前記第2段スクリュ圧縮部と反対側に開口することを特徴とする請求項1に記載の2段スクリュ圧縮式冷凍装置。 - 前記油供給流路には、前記第2スクリュ圧縮部から吐出された気体から分離した油を、前記吐出された気体の圧力によって供給することを特徴とする請求項1または2に記載の2段スクリュ圧縮式冷凍装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011029625A JP5844980B2 (ja) | 2011-02-15 | 2011-02-15 | 2段スクリュ圧縮式冷凍装置 |
KR1020120004402A KR101330332B1 (ko) | 2011-02-15 | 2012-01-13 | 2단 스크류 압축식 냉동 장치 |
CN201210032345.6A CN102635551B (zh) | 2011-02-15 | 2012-02-14 | 2级螺杆压缩式冷冻装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011029625A JP5844980B2 (ja) | 2011-02-15 | 2011-02-15 | 2段スクリュ圧縮式冷凍装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012167608A true JP2012167608A (ja) | 2012-09-06 |
JP5844980B2 JP5844980B2 (ja) | 2016-01-20 |
Family
ID=46620081
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011029625A Active JP5844980B2 (ja) | 2011-02-15 | 2011-02-15 | 2段スクリュ圧縮式冷凍装置 |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP5844980B2 (ja) |
KR (1) | KR101330332B1 (ja) |
CN (1) | CN102635551B (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5714479B2 (ja) * | 2011-12-26 | 2015-05-07 | 株式会社神戸製鋼所 | 油冷式2段圧縮機及びヒートポンプ |
WO2018135444A1 (ja) * | 2017-01-17 | 2018-07-26 | 株式会社神戸製鋼所 | 油冷式スクリュ圧縮機 |
CN114484929B (zh) * | 2021-12-28 | 2024-03-12 | 中国航天空气动力技术研究院 | 一种环境模拟舱用双机组联合制冷系统及方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0674173A (ja) * | 1992-08-25 | 1994-03-15 | Kobe Steel Ltd | 2段形油冷式圧縮機 |
JPH09268988A (ja) * | 1996-02-02 | 1997-10-14 | Kobe Steel Ltd | 2段形スクリュ圧縮機 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07260263A (ja) * | 1994-03-17 | 1995-10-13 | Sanyo Electric Co Ltd | 二段圧縮冷凍装置 |
JP2000337282A (ja) * | 1999-05-26 | 2000-12-05 | Kobe Steel Ltd | 2段形スクリュ圧縮機 |
JP4559283B2 (ja) | 2004-04-27 | 2010-10-06 | 株式会社神戸製鋼所 | 2段スクリュ冷凍機 |
KR100611271B1 (ko) * | 2004-04-27 | 2006-08-10 | 가부시키가이샤 고베 세이코쇼 | 2단 스크류 냉동기 |
WO2006025530A1 (ja) * | 2004-09-02 | 2006-03-09 | Daikin Industries, Ltd. | 冷凍装置 |
WO2007000815A1 (ja) * | 2005-06-29 | 2007-01-04 | Mayekawa Mfg. Co., Ltd | 二段スクリュー圧縮機の給油方法、装置及び冷凍装置の運転方法 |
JP5300727B2 (ja) * | 2007-08-28 | 2013-09-25 | 三菱電機株式会社 | ロータリ圧縮機 |
JP5373335B2 (ja) | 2008-08-08 | 2013-12-18 | 株式会社神戸製鋼所 | 冷凍装置 |
-
2011
- 2011-02-15 JP JP2011029625A patent/JP5844980B2/ja active Active
-
2012
- 2012-01-13 KR KR1020120004402A patent/KR101330332B1/ko active IP Right Grant
- 2012-02-14 CN CN201210032345.6A patent/CN102635551B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0674173A (ja) * | 1992-08-25 | 1994-03-15 | Kobe Steel Ltd | 2段形油冷式圧縮機 |
JPH09268988A (ja) * | 1996-02-02 | 1997-10-14 | Kobe Steel Ltd | 2段形スクリュ圧縮機 |
Also Published As
Publication number | Publication date |
---|---|
JP5844980B2 (ja) | 2016-01-20 |
CN102635551A (zh) | 2012-08-15 |
KR20120101296A (ko) | 2012-09-13 |
KR101330332B1 (ko) | 2013-11-15 |
CN102635551B (zh) | 2014-11-12 |
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