JP2020148133A - 可変容量型圧縮機用制御弁 - Google Patents
可変容量型圧縮機用制御弁 Download PDFInfo
- Publication number
- JP2020148133A JP2020148133A JP2019045726A JP2019045726A JP2020148133A JP 2020148133 A JP2020148133 A JP 2020148133A JP 2019045726 A JP2019045726 A JP 2019045726A JP 2019045726 A JP2019045726 A JP 2019045726A JP 2020148133 A JP2020148133 A JP 2020148133A
- Authority
- JP
- Japan
- Prior art keywords
- valve
- chamber
- valve shaft
- spiral groove
- control valve
- 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
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B27/00—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders
- F04B27/08—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders coaxial with, or parallel or inclined to, main shaft axis
- F04B27/14—Control
- F04B27/16—Control of pumps with stationary cylinders
- F04B27/18—Control of pumps with stationary cylinders by varying the relative positions of a swash plate and a cylinder block
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B27/00—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders
- F04B27/08—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders coaxial with, or parallel or inclined to, main shaft axis
- F04B27/10—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders coaxial with, or parallel or inclined to, main shaft axis having stationary cylinders
- F04B27/1009—Distribution members
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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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0644—One-way valve
- F16K31/0655—Lift valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2210/00—Working fluid
- F05B2210/10—Kind or type
- F05B2210/14—Refrigerants with particular properties, e.g. HFC-134a
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
- Control Of Positive-Displacement Pumps (AREA)
Abstract
Description
Claims (3)
- 弁室が設けられた弁本体と、前記弁室に収容される弁体と、前記弁体に連結される弁軸と、を有する可変容量型圧縮機用制御弁であって、
前記弁本体には、前記弁室と区画されたPs出入室と、前記弁室と前記Ps出入室との間に配置されたPd導入口と、前記弁室と前記Pd導入口とを接続し、前記弁体により開閉される弁ポートと、前記Pd導入口から前記Ps出入室まで延び、前記弁軸を摺動可能に支持する弁軸支持孔と、が設けられ、
前記弁軸の外周面または前記弁軸支持孔の内周面には、前記Pd導入口から前記Ps出入室まで通じるらせん溝が設けられ、
前記弁軸と前記弁軸支持孔との隙間における流体通過面積より、前記らせん溝における流体通過面積の方が大きいことを特徴とする可変容量型圧縮機用制御弁。 - 前記らせん溝が複数条設けられている、請求項1に記載の可変容量型圧縮機用制御弁。
- 前記らせん溝が前記弁軸の外周面に設けられている、請求項1または請求項2に記載の可変容量型圧縮機用制御弁。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019045726A JP2020148133A (ja) | 2019-03-13 | 2019-03-13 | 可変容量型圧縮機用制御弁 |
KR1020190145772A KR20200110133A (ko) | 2019-03-13 | 2019-11-14 | 가변용량형 압축기용 제어 밸브 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019045726A JP2020148133A (ja) | 2019-03-13 | 2019-03-13 | 可変容量型圧縮機用制御弁 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2020148133A true JP2020148133A (ja) | 2020-09-17 |
Family
ID=72429303
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019045726A Pending JP2020148133A (ja) | 2019-03-13 | 2019-03-13 | 可変容量型圧縮機用制御弁 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP2020148133A (ja) |
KR (1) | KR20200110133A (ja) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003301773A (ja) * | 2002-04-09 | 2003-10-24 | Sanden Corp | 可変容量圧縮機の容量制御弁 |
JP2009002507A (ja) * | 2007-05-24 | 2009-01-08 | Front Co Ltd | 流量調節弁 |
JP2011055788A (ja) * | 2009-09-11 | 2011-03-24 | Kubota Corp | 回転軸構造 |
WO2016104390A1 (ja) * | 2014-12-25 | 2016-06-30 | イーグル工業株式会社 | 容量制御弁 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4031945A (en) | 1976-04-07 | 1977-06-28 | General Electric Company | Process for making ceramic molds having a metal oxide barrier for casting and directional solidification of superalloys |
-
2019
- 2019-03-13 JP JP2019045726A patent/JP2020148133A/ja active Pending
- 2019-11-14 KR KR1020190145772A patent/KR20200110133A/ko unknown
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003301773A (ja) * | 2002-04-09 | 2003-10-24 | Sanden Corp | 可変容量圧縮機の容量制御弁 |
JP2009002507A (ja) * | 2007-05-24 | 2009-01-08 | Front Co Ltd | 流量調節弁 |
JP2011055788A (ja) * | 2009-09-11 | 2011-03-24 | Kubota Corp | 回転軸構造 |
WO2016104390A1 (ja) * | 2014-12-25 | 2016-06-30 | イーグル工業株式会社 | 容量制御弁 |
Also Published As
Publication number | Publication date |
---|---|
KR20200110133A (ko) | 2020-09-23 |
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