KR100677249B1 - 스크롤 압축기의 진공방지장치 - Google Patents
스크롤 압축기의 진공방지장치 Download PDFInfo
- Publication number
- KR100677249B1 KR100677249B1 KR1020040072693A KR20040072693A KR100677249B1 KR 100677249 B1 KR100677249 B1 KR 100677249B1 KR 1020040072693 A KR1020040072693 A KR 1020040072693A KR 20040072693 A KR20040072693 A KR 20040072693A KR 100677249 B1 KR100677249 B1 KR 100677249B1
- Authority
- KR
- South Korea
- Prior art keywords
- stopper
- scroll
- discharge pressure
- compressor
- back pressure
- Prior art date
Links
- 230000002265 prevention Effects 0.000 title 1
- 238000003780 insertion Methods 0.000 claims abstract description 5
- 230000037431 insertion Effects 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims 2
- 230000006835 compression Effects 0.000 description 20
- 238000007906 compression Methods 0.000 description 20
- 239000003507 refrigerant Substances 0.000 description 10
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000000638 solvent extraction Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
- F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
- F04C18/0215—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form where only one member is moving
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
- F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
- F04C18/0246—Details concerning the involute wraps or their base, e.g. geometry
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
- F16B5/02—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of fastening members using screw-thread
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F1/00—Springs
- F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
- F16F1/04—Wound springs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2210/00—Fluid
- F04C2210/22—Fluid gaseous, i.e. compressible
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2210/00—Fluid
- F04C2210/26—Refrigerants with particular properties, e.g. HFC-134a
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S415/00—Rotary kinetic fluid motors or pumps
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S417/00—Pumps
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rotary Pumps (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
Description
Claims (3)
- 케이싱과, 고정스크롤 및 선회스크롤과, 상기 케이싱의 내부 공간을 토출압측 공간과 흡입압측 공간으로 분리하는 고저압분리판을 구비한 스크롤 압축기의 상기 케이싱의 내부의 진공을 방지하는 스크롤 압축기의 진공방지장치에 있어서,상기 고정스크롤의 일측 외면으로부터 반경방향을 따라 내측으로 소정 깊이로 함몰되고 입구영역에 암나사부가 형성되어 있는 배압유로와;상기 배압유로와 상기 토출압측 공간이 상호 연통되게 형성되는 토출압공과;상기 배압유로의 내부에 슬라이딩 가능하게 수용되어 상기 토출압공을 개폐하는 피스톤과;상기 배압유로와 상기 흡입압측 공간이 서로 연통될 수 있게 축심을 따라 관통되게 형성된 흡입압공과, 삽입 방향을 따른 후단부 외면에 형성되는 수나사부를 구비하여 상기 배압유로의 내부에 삽입되게 상기 암나사부에 나사결합되는 스토퍼와;상기 피스톤과 상기 스토퍼 사이에 신축가능하게 개재되어 상기 피스톤이 상기 토출압공을 개방하는 위치로 이동되게 탄성력을 가하는 스프링을 포함하는 것을 특징으로 하는 스크롤 압축기의 진공방지장치.
- 제1항에 있어서,상기 스토퍼의 노출 단부에는 상기 스토퍼를 회전시키는 공구가 결합될 수 있게 공구결합부가 형성되어 있는 것을 특징으로 하는 스크롤 압축기의 진공방지장치.
- 제1항 또는 제2항에 있어서,상기 스토퍼는, 상기 스프링의 일측 단부와 접촉되는 스프링지지부와, 상기 스프링지지부로부터 길이방향을 따라 점진적으로 직경이 축소되게 형성되어 상기 스프링이 상기 스프링지지부와 접촉되게 가이드 하는 가이드부가 형성되어 있는 것을 특징으로 하는 스크롤 압축기의 진공방지장치.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040072693A KR100677249B1 (ko) | 2004-09-10 | 2004-09-10 | 스크롤 압축기의 진공방지장치 |
US11/034,746 US7189067B2 (en) | 2004-09-10 | 2005-01-14 | Scroll compressor having vacuum preventing structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040072693A KR100677249B1 (ko) | 2004-09-10 | 2004-09-10 | 스크롤 압축기의 진공방지장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20060023814A KR20060023814A (ko) | 2006-03-15 |
KR100677249B1 true KR100677249B1 (ko) | 2007-02-02 |
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Application Number | Title | Priority Date | Filing Date |
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KR1020040072693A KR100677249B1 (ko) | 2004-09-10 | 2004-09-10 | 스크롤 압축기의 진공방지장치 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5637151B2 (ja) * | 2012-01-20 | 2014-12-10 | 株式会社豊田自動織機 | 差圧弁及び差圧弁を備える電動圧縮機 |
CN109162919B (zh) * | 2018-11-06 | 2023-09-26 | 苏州英华特涡旋技术股份有限公司 | 一种涡旋压缩机的防抽真空装置 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH029977A (ja) * | 1988-06-28 | 1990-01-12 | Matsushita Electric Ind Co Ltd | スクロール気体圧縮機 |
JPH05280476A (ja) * | 1992-04-01 | 1993-10-26 | Nippon Soken Inc | スクロール型可変容量圧縮機 |
JPH08303370A (ja) * | 1996-06-14 | 1996-11-19 | Matsushita Electric Ind Co Ltd | スクロール気体圧縮機 |
JPH11173283A (ja) | 1997-08-21 | 1999-06-29 | Tecumseh Prod Co | スクロールマシン用中間圧力調整弁 |
KR100434077B1 (ko) * | 2002-05-01 | 2004-06-04 | 엘지전자 주식회사 | 스크롤 압축기의 진공 방지 장치 |
-
2004
- 2004-09-10 KR KR1020040072693A patent/KR100677249B1/ko active IP Right Grant
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH029977A (ja) * | 1988-06-28 | 1990-01-12 | Matsushita Electric Ind Co Ltd | スクロール気体圧縮機 |
JPH05280476A (ja) * | 1992-04-01 | 1993-10-26 | Nippon Soken Inc | スクロール型可変容量圧縮機 |
JPH08303370A (ja) * | 1996-06-14 | 1996-11-19 | Matsushita Electric Ind Co Ltd | スクロール気体圧縮機 |
JPH11173283A (ja) | 1997-08-21 | 1999-06-29 | Tecumseh Prod Co | スクロールマシン用中間圧力調整弁 |
KR100434077B1 (ko) * | 2002-05-01 | 2004-06-04 | 엘지전자 주식회사 | 스크롤 압축기의 진공 방지 장치 |
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KR20060023814A (ko) | 2006-03-15 |
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