JP6176782B2 - 多段圧縮機及び冷凍サイクル装置 - Google Patents
多段圧縮機及び冷凍サイクル装置 Download PDFInfo
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- JP6176782B2 JP6176782B2 JP2013173807A JP2013173807A JP6176782B2 JP 6176782 B2 JP6176782 B2 JP 6176782B2 JP 2013173807 A JP2013173807 A JP 2013173807A JP 2013173807 A JP2013173807 A JP 2013173807A JP 6176782 B2 JP6176782 B2 JP 6176782B2
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- compression element
- intermediate pressure
- stage compression
- partition plate
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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
- F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
- F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
- F04C18/356—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member
- F04C18/3562—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member the inner and outer member being in contact along one line or continuous surfaces substantially parallel to the axis of rotation
- F04C18/3564—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member the inner and outer member being in contact along one line or continuous surfaces substantially parallel to the axis of rotation the surfaces of the inner and outer member, forming the working space, being surfaces of revolution
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
- F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
- F01C21/10—Outer members for co-operation with rotary pistons; Casings
- F01C21/104—Stators; Members defining the outer boundaries of the working chamber
- F01C21/108—Stators; Members defining the outer boundaries of the working chamber with an axial surface, e.g. side plates
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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
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/001—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids of similar working principle
-
- 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
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/008—Hermetic pumps
-
- 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
-
- 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
- F04C2240/00—Components
- F04C2240/80—Other components
- F04C2240/804—Accumulators for refrigerant circuits
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Description
第1の実施形態について、図1に基づいて説明する。図1に示す冷凍サイクル装置1は、圧縮機本体2と第1アキュムレータ3とを有して作動流体であるガス冷媒を圧縮する多段圧縮機4と、圧縮機本体2に接続されて圧縮機本体2から吐出された高圧のガス冷媒を凝縮して液冷媒にする凝縮器5と、凝縮器5に接続されて液冷媒を減圧する膨張装置6と、膨張装置6と第1アキュムレータ3との間に接続されて液冷媒を蒸発させる蒸発器7とを有している。第1アキュムレータ3と圧縮機本体2とは、ガス冷媒を後述する低段圧縮要素に導く吸込管8により接続されている。
圧縮室)に仕切るブレード(図示せず)等により構成されている。また、主軸受15には
、高段圧縮要素18において圧縮されたガス冷媒を吐出させる吐出弁装置24と、吐出弁装置24を覆う位置に配置されて吐出弁装置24からガス冷媒が吐出される略カップ状のマフラ25とが取付けられている。マフラ25には、マフラ25内に吐出されたガス冷媒を密閉ケース9内に流入させる連通孔26が形成されている。
第2の実施形態について、図2に基づいて説明する。なお、第1の実施形態で説明した構成要素と同じ構成要素には同じ符号を付け、重複する説明は省略する。
第3の実施形態について、図3に基づいて説明する。なお、第1又は第2の実施形態で
説明した構成要素と同じ構成要素には同じ符号を付け、重複する説明は省略する。
Claims (4)
- 電動機部とこの電動機部に連結された回転軸により駆動される圧縮機構部とが密閉ケース内に収容され、前記圧縮機構部が、低圧の作動流体を中間圧に圧縮する低段圧縮要素と、前記低段圧縮要素で圧縮された中間圧の前記作動流体を高圧に圧縮する高段圧縮要素と、これらの低段圧縮要素と高段圧縮要素との間を仕切る仕切板とを有する多段圧縮機において、
前記仕切板は、前記回転軸の軸方向に複数に分割された分割仕切板を連結して形成され、前記仕切板の内部に前記低段圧縮要素で圧縮された中間圧の前記作動流体が導かれる仕切板内中間圧空間が形成され、前記高段圧縮要素に対向する前記仕切板の端面に前記仕切板内中間圧空間内の前記作動流体を前記高段圧縮要素に吸入させる吸入ポートが形成され、
前記圧縮機構部の両側に回転軸を軸支する軸受が設けられ、前記低段圧縮要素側に位置する一方の前記軸受に前記仕切板内中間圧空間に連通された軸受内中間圧空間が形成され、前記低段圧縮要素で圧縮された中間圧の前記作動流体を前記軸受内中間圧空間内に吐出させる吐出弁装置が前記一方の軸受に設けられていることを特徴とする多段圧縮機。 - 前記低段圧縮要素で圧縮された中間圧の前記作動流体を前記仕切板内中間圧空間内に吐出させる吐出弁装置が前記仕切板に設けられていることを特徴とする請求項1記載の多段圧縮機。
- 低圧の作動流体を前記低段圧縮要素に導く吸込管と、
中間圧の作動流体を前記仕切板内中間圧空間に導くインジェクション管と、
が設けられ、
前記吸込管と前記インジェクション管とは前記圧縮機構部に対し、前記密閉ケースの外周面の法線方向から接続されるとともに、同一の鉛直線上に位置して接続されていることを特徴とする請求項1又は2記載の多段圧縮機。 - 請求項1ないし3のいずれか一項に記載の多段圧縮機と、前記多段圧縮機に接続される凝縮器と、前記凝縮器に接続される膨張装置と、前記膨張装置と前記多段圧縮機との間に接続される蒸発器とを備えることを特徴とする冷凍サイクル装置。
Priority Applications (3)
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JP2013173807A JP6176782B2 (ja) | 2013-08-23 | 2013-08-23 | 多段圧縮機及び冷凍サイクル装置 |
PCT/JP2014/003432 WO2015025449A1 (ja) | 2013-08-23 | 2014-06-27 | 多段圧縮機及び冷凍サイクル装置 |
CN201480034587.6A CN105339666B (zh) | 2013-08-23 | 2014-06-27 | 多级压缩机及冷冻循环装置 |
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JP2013173807A JP6176782B2 (ja) | 2013-08-23 | 2013-08-23 | 多段圧縮機及び冷凍サイクル装置 |
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JP2015040555A JP2015040555A (ja) | 2015-03-02 |
JP6176782B2 true JP6176782B2 (ja) | 2017-08-09 |
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JP (1) | JP6176782B2 (ja) |
CN (1) | CN105339666B (ja) |
WO (1) | WO2015025449A1 (ja) |
Cited By (1)
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WO2021033283A1 (ja) * | 2019-08-21 | 2021-02-25 | 東芝キヤリア株式会社 | 多段回転式圧縮機及び冷凍サイクル装置 |
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JP6454177B2 (ja) * | 2015-02-27 | 2019-01-16 | 東芝キヤリア株式会社 | 回転式圧縮機及び冷凍サイクル装置 |
JP2018009565A (ja) * | 2016-06-30 | 2018-01-18 | 株式会社デンソー | 多段圧縮機 |
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JP2000087892A (ja) * | 1998-09-08 | 2000-03-28 | Daikin Ind Ltd | 2段圧縮機及び空気調和装置 |
JP2006177226A (ja) * | 2004-12-22 | 2006-07-06 | Hitachi Home & Life Solutions Inc | ロータリ圧縮機及びそれを用いる空気調和機 |
JP4864589B2 (ja) * | 2006-08-03 | 2012-02-01 | 三菱電機株式会社 | 多段回転式圧縮機 |
JP2008286037A (ja) * | 2007-05-16 | 2008-11-27 | Fujitsu General Ltd | ロータリ圧縮機およびヒートポンプシステム |
JP4462352B2 (ja) * | 2008-01-10 | 2010-05-12 | 株式会社富士通ゼネラル | 2段圧縮ロータリ圧縮機 |
CN202301035U (zh) * | 2011-09-30 | 2012-07-04 | 珠海格力电器股份有限公司 | 中间隔板排气的双级压缩机 |
CN202301036U (zh) * | 2011-09-30 | 2012-07-04 | 珠海格力电器股份有限公司 | 旋转式双级增焓压缩机 |
CN102705237B (zh) * | 2012-04-27 | 2015-08-26 | 珠海格力电器股份有限公司 | 一种调节双级压缩机中压腔容积大小的结构及其方法 |
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WO2021033283A1 (ja) * | 2019-08-21 | 2021-02-25 | 東芝キヤリア株式会社 | 多段回転式圧縮機及び冷凍サイクル装置 |
JPWO2021033283A1 (ja) * | 2019-08-21 | 2021-02-25 | ||
JP7195446B2 (ja) | 2019-08-21 | 2022-12-23 | 東芝キヤリア株式会社 | 多段回転式圧縮機及び冷凍サイクル装置 |
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JP2015040555A (ja) | 2015-03-02 |
WO2015025449A1 (ja) | 2015-02-26 |
CN105339666B (zh) | 2017-10-03 |
CN105339666A (zh) | 2016-02-17 |
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