JPWO2022054174A5 - - Google Patents
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- JPWO2022054174A5 JPWO2022054174A5 JP2022548296A JP2022548296A JPWO2022054174A5 JP WO2022054174 A5 JPWO2022054174 A5 JP WO2022054174A5 JP 2022548296 A JP2022548296 A JP 2022548296A JP 2022548296 A JP2022548296 A JP 2022548296A JP WO2022054174 A5 JPWO2022054174 A5 JP WO2022054174A5
- Authority
- JP
- Japan
- Prior art keywords
- scroll
- main shaft
- balancer
- scroll compressor
- shell
- 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.)
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Links
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 239000003507 refrigerant Substances 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 1
Description
本開示に係るスクロール圧縮機は、内壁面に突出部を有するシェルと、シェルに接続され、冷媒をシェル内に導入する吸入管と、台板とスクロール歯を有し、突出部に台板が支持されてシェルの内壁面に固定される固定スクロールと、台板とスクロール歯を有し、スクロール歯が形成された面と対向する面に凸部が形成され、固定スクロールとともに圧縮室を形成する揺動スクロールと、揺動スクロールの凸部を支持する揺動軸受が配置される主軸と、主軸を挿入する中空部分を有し、揺動スクロールの摺動面を摺動自在に支持するスラスト軸受と、主軸を支持する主軸受と、が配置され、吸入管からシェル内に導入された冷媒を吸入して圧縮室に導く吸入ポートを備えるフレームと、シェルに接続され、圧縮室で圧縮された冷媒を吐出する吐出管と、を備え、主軸の中心軸に垂直なスクロール圧縮機の断面において、揺動軸受と主軸受の少なくとも一部が、略同一平面状に配置されることを特徴とする。 A scroll compressor according to the present disclosure includes a shell having a protrusion on an inner wall surface, a suction pipe connected to the shell for introducing refrigerant into the shell, a base plate and scroll teeth, and the base plate being attached to the protrusion. It has a fixed scroll that is supported and fixed to the inner wall surface of the shell, a base plate and scroll teeth, and a convex portion is formed on a surface opposite to the surface on which the scroll teeth are formed, and forms a compression chamber together with the fixed scroll. An orbiting scroll, a main shaft on which an orbiting bearing that supports the convex portion of the orbiting scroll is arranged, and a thrust bearing that has a hollow portion into which the main shaft is inserted and that slidably supports the sliding surface of the orbiting scroll , a main bearing for supporting the main shaft, a frame provided with a suction port for sucking the refrigerant introduced into the shell from the suction pipe and leading it to the compression chamber, and a frame connected to the shell and compressed in the compression chamber. and a discharge pipe for discharging refrigerant, wherein at least part of the swing bearing and the main bearing are arranged substantially on the same plane in a cross section of the scroll compressor perpendicular to the central axis of the main shaft. .
Claims (7)
内壁面に突出部を有するシェルと、
前記シェルに接続され、冷媒を前記シェル内に導入する吸入管と、
台板とスクロール歯を有し、前記突出部に前記台板が支持されて前記シェルの内壁面に固定される固定スクロールと、
台板とスクロール歯を有し、前記スクロール歯が形成された面と対向する面に凸部が形成され、前記固定スクロールとともに圧縮室を形成する揺動スクロールと、
前記揺動スクロールの前記凸部を支持する揺動軸受が配置される主軸と、
前記主軸を挿入する中空部分を有し、前記揺動スクロールの摺動面を摺動自在に支持するスラスト軸受と、前記主軸を支持する主軸受と、が配置され、前記吸入管から前記シェル内に導入された前記冷媒を吸入して前記圧縮室に導く吸入ポートを備えるフレームと、
前記シェルに接続され、前記圧縮室で圧縮された前記冷媒を吐出する吐出管と、を備え、
前記主軸の中心軸に垂直な前記スクロール圧縮機の断面において、前記揺動軸受と前記主軸受の少なくとも一部が、略同一平面状に配置されることを特徴とするスクロール圧縮機。 A scroll compressor,
a shell having a protrusion on the inner wall surface;
a suction pipe connected to the shell and introducing refrigerant into the shell;
a fixed scroll having a base plate and scroll teeth, the base plate being supported by the protruding portion and fixed to the inner wall surface of the shell;
an oscillating scroll having a base plate and scroll teeth, a protrusion formed on a surface opposite to the surface on which the scroll teeth are formed, and forming a compression chamber together with the fixed scroll;
a main shaft on which an oscillating bearing that supports the convex portion of the oscillating scroll is arranged;
A thrust bearing that has a hollow portion into which the main shaft is inserted and slidably supports the sliding surface of the orbiting scroll, and a main bearing that supports the main shaft are arranged to extend from the suction pipe into the shell. a frame provided with an intake port for inhaling the refrigerant introduced into and guiding it to the compression chamber ;
a discharge pipe connected to the shell and discharging the refrigerant compressed in the compression chamber ;
A scroll compressor, wherein at least a part of the swing bearing and the main bearing are arranged substantially on the same plane in a cross section of the scroll compressor perpendicular to the central axis of the main shaft.
前記フレームは、前記オルダムリングを収容するオルダム収容部が形成されるとともに、前記オルダムリングのリング部から下方に突出するキー部を収容するオルダム溝が形成され、当該オルダム溝は、前記フレームの前記中空部分から少なくとも所定の間隔をあけて形成されることを特徴とする請求項1又は2に記載のスクロール圧縮機。 An Oldham ring for preventing rotation of the orbiting scroll is provided on the inner diameter side of the thrust bearing,
The frame is formed with an Oldham accommodating portion for accommodating the Oldham ring, and is formed with an Oldham groove for accommodating a key portion protruding downward from the ring portion of the Oldham ring. 3. The scroll compressor according to claim 1, wherein the scroll compressor is formed at least a predetermined distance from the hollow portion.
前記駆動機構部の上方に配置されるバランサと、
前記バランサの上面と側面を囲むバランサカバーと、を備え、
前記バランサカバーの上面の半径は、前記主軸の中心軸を中心として、前記バランサの上面の回転軌跡の外径よりも長く、前記ステータに接続される1又は複数の配線の接続位置の内で、前記主軸の中心軸に最も近い接続位置と主軸の中心軸と間の距離よりも短いことを特徴とする請求項1から3のいずれか1項に記載のスクロール圧縮機。 A stator formed in a ring shape and fixed to the inner wall surface of the shell; a driving mechanism unit arranged in the
a balancer arranged above the drive mechanism;
a balancer cover surrounding the top surface and side surfaces of the balancer;
The radius of the upper surface of the balancer cover is longer than the outer diameter of the locus of rotation of the upper surface of the balancer centered on the central axis of the main shaft, and among the connection positions of one or more wires connected to the stator, 4. The scroll compressor according to any one of claims 1 to 3, wherein the distance is shorter than the distance between the connection position closest to the central axis of the main shaft and the central axis of the main shaft.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2020/034147 WO2022054174A1 (en) | 2020-09-09 | 2020-09-09 | Scroll compressor |
Publications (3)
Publication Number | Publication Date |
---|---|
JPWO2022054174A1 JPWO2022054174A1 (en) | 2022-03-17 |
JPWO2022054174A5 true JPWO2022054174A5 (en) | 2022-11-07 |
JP7395004B2 JP7395004B2 (en) | 2023-12-08 |
Family
ID=80631730
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2022548296A Active JP7395004B2 (en) | 2020-09-09 | 2020-09-09 | scroll compressor |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP7395004B2 (en) |
CN (1) | CN115997074A (en) |
DE (1) | DE112020007599T5 (en) |
WO (1) | WO2022054174A1 (en) |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02149784A (en) * | 1988-11-30 | 1990-06-08 | Daikin Ind Ltd | Scroll type fluid device |
JPH06317271A (en) * | 1993-05-06 | 1994-11-15 | Hitachi Ltd | Closed type scroll compressor |
JPH07208350A (en) * | 1994-01-13 | 1995-08-08 | Fujitsu General Ltd | Scroll compressor |
JP4016846B2 (en) | 2003-02-05 | 2007-12-05 | 三菱電機株式会社 | Scroll compressor |
WO2016189738A1 (en) | 2015-05-28 | 2016-12-01 | 三菱電機株式会社 | Scroll compressor |
WO2017002212A1 (en) | 2015-06-30 | 2017-01-05 | 三菱電機株式会社 | Scroll compressor |
GB2569914B (en) | 2016-10-28 | 2021-10-20 | Mitsubishi Electric Corp | Scroll compressor, refrigeration cycle apparatus, and shell |
-
2020
- 2020-09-09 DE DE112020007599.0T patent/DE112020007599T5/en active Pending
- 2020-09-09 JP JP2022548296A patent/JP7395004B2/en active Active
- 2020-09-09 WO PCT/JP2020/034147 patent/WO2022054174A1/en active Application Filing
- 2020-09-09 CN CN202080103707.9A patent/CN115997074A/en active Pending
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