JP2007113447A5 - - Google Patents

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Publication number
JP2007113447A5
JP2007113447A5 JP2005304167A JP2005304167A JP2007113447A5 JP 2007113447 A5 JP2007113447 A5 JP 2007113447A5 JP 2005304167 A JP2005304167 A JP 2005304167A JP 2005304167 A JP2005304167 A JP 2005304167A JP 2007113447 A5 JP2007113447 A5 JP 2007113447A5
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JP
Japan
Prior art keywords
expander
compressor
cylinder
suction
volume
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JP2005304167A
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Japanese (ja)
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JP4682795B2 (en
JP2007113447A (en
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Priority to JP2005304167A priority Critical patent/JP4682795B2/en
Priority claimed from JP2005304167A external-priority patent/JP4682795B2/en
Publication of JP2007113447A publication Critical patent/JP2007113447A/en
Publication of JP2007113447A5 publication Critical patent/JP2007113447A5/ja
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Publication of JP4682795B2 publication Critical patent/JP4682795B2/en
Expired - Fee Related legal-status Critical Current
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Claims (6)

容積式の膨張機と、容積式の圧縮機と、前記膨張機と前記圧縮機とを一軸で連結した電動モータを密閉容器内に収納し、
前記密閉容器において、前記圧縮機吐出部である高圧部と、前記膨張機吐出部または前記圧縮機吸入部である低圧部とを連通するための、前記膨張機内に設けられた連通路を有し、
前記連通路には開閉可能な開閉手段を設けた膨張機一体型圧縮機。 A positive displacement expander, a positive displacement compressor, and an electric motor in which the expander and the compressor are connected in one shaft are housed in a sealed container,
The closed container has a communication path provided in the expander for communicating the high-pressure section that is the compressor discharge section and the low-pressure section that is the expander discharge section or the compressor suction section. ,
An expander-integrated compressor provided with an openable / closable means in the communication path. 前記膨張機は、膨張室へ流入する流体の吸入容積を変更可能な容積可変手段を設けた請求項１に記載の膨張機一体型圧縮機。 The expander-integrated compressor according to claim 1 , wherein the expander is provided with a variable volume means capable of changing a suction volume of a fluid flowing into the expansion chamber. 前記膨張機は、円筒形のシリンダと、偏心軸を有するシャフトと、前記偏心軸に嵌合し、前記シリンダの内側で偏心回転するピストンと、前記シリンダと前記ピストンの間の空間を、吸入側空間と吐出側空間に仕切る仕切り部材で構成されたロータリ式の流体機構をｎ個（ｎは２以上の整数）備えたロータリ式膨張機であり、前記ロータリ式膨張機のシリンダの端面を閉塞する端板の少なくとも一部が回転可能な可動部とし、前記可動部には前記シリンダへの吸入口と前記連通路を設けた、請求項１に記載の膨張機一体型圧縮機。 The expander includes a cylindrical cylinder, a shaft having an eccentric shaft, a piston that is fitted to the eccentric shaft and rotates eccentrically inside the cylinder, and a space between the cylinder and the piston is provided on the suction side. A rotary expander having n rotary fluid mechanisms (n is an integer of 2 or more) composed of a partition member that partitions a space and a discharge side space, and closes an end face of a cylinder of the rotary expander. At least a portion of the end plate and a movable portion rotating, said the movable part provided with the communicating passage and the suction port to the cylinder, expander-integrated compressor according to claim 1. 前記圧縮機は、圧縮室へ流入する流体の吸入容積を変更可能な容積可変手段を設けた請求項１に記載の膨張機一体型圧縮機。 2. The expander-integrated compressor according to claim 1 , wherein the compressor is provided with volume variable means capable of changing a suction volume of a fluid flowing into the compression chamber. 請求項１から請求項４のいずれかに記載の前記膨張機一体型圧縮機と、ガスクーラと、蒸発器とを有し、
前記圧縮機からの吐出冷媒が、前記ガスクーラ、前記膨張機、前記蒸発器の順に循環する冷凍サイクル装置。 The expander-integrated compressor according to any one of claims 1 to 4 , a gas cooler, and an evaporator,
A refrigeration cycle apparatus in which refrigerant discharged from the compressor circulates in the order of the gas cooler, the expander, and the evaporator. 前記冷凍サイクル装置停止時には、前記電動モータを停止し、前記開閉手段により前記連通路を連通するように設定した請求項５に記載の冷凍サイクル装置。 6. The refrigeration cycle apparatus according to claim 5 , wherein when the refrigeration cycle apparatus is stopped, the electric motor is stopped and the communication path is communicated by the opening / closing means.
JP2005304167A 2005-10-19 2005-10-19 Expander-integrated compressor and refrigeration cycle apparatus Expired - Fee Related JP4682795B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2005304167A JP4682795B2 (en) 2005-10-19 2005-10-19 Expander-integrated compressor and refrigeration cycle apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005304167A JP4682795B2 (en) 2005-10-19 2005-10-19 Expander-integrated compressor and refrigeration cycle apparatus

Publications (3)

Publication Number Publication Date
JP2007113447A JP2007113447A (en) 2007-05-10
JP2007113447A5 true JP2007113447A5 (en) 2008-11-20
JP4682795B2 JP4682795B2 (en) 2011-05-11

Family

ID=38095877

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005304167A Expired - Fee Related JP4682795B2 (en) 2005-10-19 2005-10-19 Expander-integrated compressor and refrigeration cycle apparatus

Country Status (1)

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JP (1) JP4682795B2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102037217B (en) * 2008-05-22 2013-04-17 松下电器产业株式会社 Fluid machine and refrigeration cycle device
JP2010043556A (en) * 2008-08-08 2010-02-25 Mitsubishi Electric Corp Expander unit and refrigeration cycle device including the same
JP5414811B2 (en) * 2010-01-19 2014-02-12 三菱電機株式会社 Positive displacement expander and refrigeration cycle apparatus using the positive displacement expander
KR101515537B1 (en) 2013-09-03 2015-05-04 인천대학교 산학협력단 Integral compressor-expander

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000297770A (en) * 1999-04-15 2000-10-24 Mitsubishi Heavy Ind Ltd Clutchless scroll type fluid machine
JP2001116371A (en) * 1999-10-20 2001-04-27 Daikin Ind Ltd Air conditioner
JP2004190559A (en) * 2002-12-11 2004-07-08 Daikin Ind Ltd Displacement expander and fluid machine
JP2004197640A (en) * 2002-12-18 2004-07-15 Daikin Ind Ltd Positive displacement expander and fluid machinery
JP2004251528A (en) * 2003-02-20 2004-09-09 Mitsubishi Electric Corp Refrigerating air-conditioning device
JP2005240561A (en) * 2004-02-24 2005-09-08 Matsushita Electric Ind Co Ltd Expander

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