JPH0830467B2 - Accumulator of closed type electric compressor and accumulator support device - Google Patents
Accumulator of closed type electric compressor and accumulator support deviceInfo
- Publication number
- JPH0830467B2 JPH0830467B2 JP2136423A JP13642390A JPH0830467B2 JP H0830467 B2 JPH0830467 B2 JP H0830467B2 JP 2136423 A JP2136423 A JP 2136423A JP 13642390 A JP13642390 A JP 13642390A JP H0830467 B2 JPH0830467 B2 JP H0830467B2
- Authority
- JP
- Japan
- Prior art keywords
- accumulator
- electric compressor
- cylindrical body
- hermetic electric
- fixed
- 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.)
- Expired - Lifetime
Links
Description
【発明の詳細な説明】 ［産業上の利用分野］ この発明は，密閉型電動圧縮機のアキュームレータ及
び該アキュームレータ支持装置に関するものである。TECHNICAL FIELD The present invention relates to an accumulator of a hermetic electric compressor and an accumulator support device.
［従来の技術］ 第７図，第８図は例えば，特開昭58−126487号公報に
示された従来の密閉型電動圧縮機のアキュームレータを
示す図であり，アキュームレータ（２）内壁には円筒体
（５）を溶着固定して取付け，アキュームレータ（２）
の鳴動を防止している。[Prior Art] FIGS. 7 and 8 are views showing an accumulator of a conventional hermetic electric compressor disclosed in, for example, Japanese Patent Application Laid-Open No. 58-126487, in which the inner wall of the accumulator (2) is a cylinder. The body (5) is fixed by welding, and the accumulator (2) is attached.
It prevents the ringing of.
また，第９図，第10図は実開昭63−158592号公報に示
された従来の密閉型電動圧縮機のアキュームレータ支持
装置を示す図であり，（１）は密閉型電動圧縮機本体，
（２）は密閉型電動圧縮機本体（１）の側部にＬ字状の
吸入管（３）を介して接続しているアキュームレータ，
（７）は密閉型電動圧縮機本体（１）とアキュームレー
タ（２）との間に設けられたＵ字形固定板で，アキュー
ムレータ（２）を挟んで溶着固定している。9 and 10 are views showing an accumulator support device of a conventional hermetic electric compressor disclosed in Japanese Utility Model Laid-Open No. 63-158592, (1) is a hermetic electric compressor body,
(2) is an accumulator connected to the side of the hermetic electric compressor body (1) through an L-shaped suction pipe (3),
Reference numeral (7) is a U-shaped fixing plate provided between the hermetic electric compressor body (1) and the accumulator (2), and the welding is fixed by sandwiching the accumulator (2).
次に動作について説明する。密閉型電動圧縮機本体
（１）を運転すると，冷媒回路（図示せず）内の冷媒ガ
スはアキュームレータ（２）に流入し，さらに吸入管
（３）を経て密閉型電動圧縮機本体（１）内に導かれ
る。この時の密閉型電動圧縮機本体（１）の運転で発生
する振動は，吸入管（３）およびＵ字形固定板（７）を
通してアキュームレータ（２）に伝達している ［発明が解決しようとする課題］ 従来の密閉型電動圧縮機のアキュームレータは以上の
ように構成されているので，圧縮機運転時の冷媒ガスの
脈動現象によってアキュームレータの内部容積の膨張・
縮小及び運転時の振動により円筒体溶着部のロー材が割
れ落ち，円筒体の落下により，圧縮機内部にロー材が流
入し内部破損を生じる恐れがあると共に，異常音を発生
する恐れがあり，また，起動時の液冷媒のアキュームレ
ータ内への流入時の強い衝撃により，円筒体の固定が外
れて異常音を発生させる問題があった。Next, the operation will be described. When the hermetic electric compressor body (1) is operated, the refrigerant gas in the refrigerant circuit (not shown) flows into the accumulator (2), and further through the suction pipe (3), the hermetic electric compressor body (1). Be guided inside. The vibration generated by the operation of the hermetic electric compressor body (1) at this time is transmitted to the accumulator (2) through the suction pipe (3) and the U-shaped fixing plate (7). [Problem] Since the conventional accumulator of the hermetic electric compressor is configured as described above, the internal volume of the accumulator expands due to the pulsating phenomenon of the refrigerant gas during compressor operation.
There is a risk that the brazing material in the welded part of the cylindrical body will break down due to vibration during contraction and operation, and the falling of the cylindrical body will cause the brazing material to flow into the compressor, causing internal damage and generating abnormal noise. In addition, there was a problem that the cylindrical body was disengaged and an abnormal noise was generated due to the strong impact of the liquid refrigerant flowing into the accumulator at startup.
また，密閉型電動圧縮機のアキュームレータ支持装置
の構成では，インバータ駆動により運転周波数領域を拡
大した場合などは,U字形固定板の固有振動周波数と共振
する周波数により，異常振動が発生し，固定板の溶着部
のひび割れなどの原因で，アキュームレータが外れる恐
れが有る等の問題点があった。In addition, in the configuration of the accumulator support device of the hermetic electric compressor, when the operating frequency range is expanded by inverter drive, abnormal vibration occurs due to the frequency that resonates with the natural vibration frequency of the U-shaped fixed plate, and the fixed plate There was a problem that the accumulator might come off due to cracks in the welded part of the.
この発明は上記のような問題点を解消するためになさ
れたもので，アキュームレータ内の円筒体を溶着固定す
ることなく，冷媒ガスの脈動現象及び液冷媒の流入によ
る強い衝撃に耐えられ，円筒体を落下させないアキュー
ムレータを得ることを目的とする。The present invention has been made to solve the above problems, and can withstand a pulsating phenomenon of a refrigerant gas and a strong impact due to the inflow of a liquid refrigerant without welding and fixing the cylindrical body in the accumulator, The purpose is to obtain an accumulator that does not drop.
また，密閉型電動圧縮機をインバータ駆動して運転周
波数領域を拡大した場合でも，共振による異常振動を防
止し,U字形固定板の外れないアキュームレータ支持装置
を得ることを目的とする。Another object of the present invention is to provide an accumulator support device that prevents abnormal vibration due to resonance and prevents the U-shaped fixed plate from coming off even when the operating frequency range is expanded by driving the hermetic electric compressor with an inverter.
［課題を解決するための手段］ （１）密閉型電動圧縮機本体の側部に配設されるアキュ
ームレータと、上記アキュームレータ内壁に挿着する円
筒体と、上記アキュームレータの外周部に挟着固定され
アキュームレータの外側から内側に力を加える支持金具
とを有し、上記円筒体の対応したアキュームレータ外周
部に上記支持金具が挟着固定され上記円筒体がアキュー
ムレータの内壁に固定されることを特徴とする密閉型電
動圧縮機のアキュームレータ。[Means for Solving the Problem] (1) An accumulator disposed on a side portion of a hermetic electric compressor main body, a cylindrical body inserted into the inner wall of the accumulator, and an outer peripheral portion of the accumulator fixed and fixed. A support metal fitting for applying a force from the outer side to the inner side of the accumulator, wherein the support metal fitting is clamped and fixed to the outer peripheral portion of the corresponding accumulator of the cylindrical body, and the cylindrical body is fixed to the inner wall of the accumulator. Accumulator for hermetic electric compressor.
（２）密閉型電動圧縮機本体の側部に配設されるアキュ
ームレータの内壁に挿着する円筒体と、この円筒体の対
応した上記アキュームレータの外周部に挟着固定されア
キュームレータの外側から内側に力が加えられ上記円筒
体をアキュームレータの内壁に固定する支持金具と、こ
の支持金具とアキュームレータの重合鍔部とを共に挟み
込み溶着される１対の先端部及び上記密閉型電動圧縮機
本体の側部に溶着固定される底部を有するＵ字形固定板
とを具備する密閉型電動圧縮機のアキュームレータ支持
装置。(2) A cylindrical body inserted into the inner wall of the accumulator arranged on the side of the main body of the hermetic electric compressor, and fixed to the outer peripheral portion of the accumulator corresponding to the cylindrical body, and fixed from the outside to the inside of the accumulator. A pair of tip parts and a side part of the main body of the hermetically-sealed electric compressor, in which a supporting metal fitting for fixing the cylindrical body to the inner wall of the accumulator to which a force is applied and the supporting metal fitting and the overlapping brim portion of the accumulator are sandwiched and welded together. And a U-shaped fixing plate having a bottom portion that is welded and fixed to the accumulator supporting device of the hermetic electric compressor.
［作用］ 請求項１の発明における密閉型電動圧縮機のアキュー
ムレータは，アキュームレータ内壁の円筒体の接する部
分上のアキュームレータ外周部に支持金具を設けたこと
により，アキュームレータの外側から円筒体を強固に固
定することができる。[Operation] In the accumulator of the hermetic electric compressor according to the invention of claim 1, the cylindrical body is firmly fixed from the outside of the accumulator by providing the support metal fitting on the outer peripheral portion of the accumulator on the portion of the inner wall of the accumulator where the cylindrical body contacts. can do.
また，請求項２の発明における密閉型電動圧縮機のア
キュームレータ支持装置は，アキュームレータ外周部を
挟み込む支持金具と，この支持金具とアキュームレータ
重合鍔部とを共に挟み込んで溶着した幅広のＵ字形固定
板とを設けたことにより，アキュームレータ自体が補強
されるとともにＵ字形固定板の固有振動数と運転周波数
とを共振させないように支持できる。Further, an accumulator support device for a hermetic electric compressor according to a second aspect of the present invention includes a support metal fitting for sandwiching the outer peripheral portion of the accumulator, and a wide U-shaped fixing plate welded by sandwiching both the support metal fitting and the accumulator overlapped collar portion. By providing the above, the accumulator itself can be reinforced and can be supported so that the natural frequency of the U-shaped fixed plate and the operating frequency do not resonate.
［実施例］ 以下，第１実施例の発明を図について説明する。[Embodiment] The invention of the first embodiment will be described below with reference to the drawings.
第１図はアキュームレータ（２）内壁の円筒体（５）
の接する部分上のアキュームレータ（２）外周部にＣ形
状の支持金具（６）を設けた場合を示すものでＣ形状の
支持金具（６）は，アキュームレータ（２）の外側から
内側に力が加えられており，円筒体（５）を強固に固定
している。FIG. 1 shows the cylindrical body (5) of the inner wall of the accumulator (2).
Shows a case where a C-shaped support metal fitting (6) is provided on the outer peripheral part of the accumulator (2) on the contacting portion of the accumulator. The C-shaped support metal fitting (6) applies force from the outside to the inside of the accumulator (2). The cylindrical body (5) is firmly fixed.
また，第２実施例のこの発明の密閉型電動圧縮機のア
キュームレータ支持装置を図について説明する。The accumulator support device for the hermetically sealed electric compressor according to the second embodiment of the present invention will be described with reference to the drawings.
第２図において，（２）はアキュームレータで，上側
容器（2a）と下側容器（2b）から成り，これらの接合部
を重合鍔部（2c）としている。（６）は上記アキューム
レータ（２）の外周面を挟み込むＣ形状の支持金具，
（７）は幅広のＵ字形固定板で，上記アキュームレータ
（２）の重合鍔部（2c）と支持金具（６）とを共に挟み
込み溶着された一対の先端部（7a）と，密閉型電動圧縮
機本体（１）側部に溶着固定される底部（7b）とより形
成されている。（８）はこのＵ字形固定板の両先端部
（7a）に形成された溶接部である 次にアキュームレータ支持装置の組立手順について第
３図，第４図で説明する。アキュームレータの上側容器
（2a）と下側容器（2b）とを重合鍔部（2c）で合わせ溶
着固定する。次いでアキュームレータ（２）の端部より
Ｃ形状の支持金具（６）を押し込んで予め設定した位置
に溶着固定する。この時にアキュームレータ（２）の外
径より少し大きめのカップ状の組立治具（図示せず）を
用いることにより，アキュームレータ（２）の外周面を
挟み込んだＣ形状の支持金具（６）の挿入が可能とな
る。In FIG. 2, (2) is an accumulator, which is composed of an upper container (2a) and a lower container (2b), and the joint portion between them is a polymer collar (2c). (6) is a C-shaped support fitting for sandwiching the outer peripheral surface of the accumulator (2),
(7) is a wide U-shaped fixing plate, and a pair of tip portions (7a) welded by sandwiching the overlapping flange portion (2c) of the accumulator (2) and the support metal fitting (6) together, and a hermetically-sealed electric compression It is formed of a bottom portion (7b) which is welded and fixed to a side portion of the machine body (1). (8) is a welded portion formed at both tip portions (7a) of the U-shaped fixing plate. Next, the procedure for assembling the accumulator support device will be described with reference to FIGS. 3 and 4. The upper container (2a) and the lower container (2b) of the accumulator are aligned and welded and fixed by the polymerized brim portion (2c). Next, the C-shaped support metal fitting (6) is pushed in from the end of the accumulator (2) and fixed by welding at a preset position. At this time, by using a cup-shaped assembly jig (not shown) slightly larger than the outer diameter of the accumulator (2), the C-shaped support fitting (6) sandwiching the outer peripheral surface of the accumulator (2) can be inserted. It will be possible.
次いでアキュームレータ（２）に吸入管（３）を溶着
固定したのちに，密閉型電動圧縮機本体（１）と接続
し,U字形固定板（７）とアキュームレータ（２）とを溶
接部（８）で溶着固定する。この時にＵ字形固定板
（７）はアキュームレータの重合鍔部（2c）と支持金具
（６）とを共に挟み込んでアキュームレータ（２）を支
持している。Next, after fixing the suction pipe (3) to the accumulator (2) by welding, it is connected to the hermetic electric compressor body (1), and the U-shaped fixing plate (7) and the accumulator (2) are welded (8). Weld and fix with. At this time, the U-shaped fixing plate (7) supports the accumulator (2) by sandwiching the overlapping brim portion (2c) of the accumulator and the support fitting (6) together.
次にアキュームレータ支持装置の共振防止について説
明する。共振周波数f0は,KをＵ字形固定板（７）の持つ
バネ定数,mをアキュームレータ（２）の質量，πを円周
率とした場合， で求められます。またＵ字状固定板（４）の持つバネ定
数Ｋは,lをＵ字形固定板（７）の密閉型電動圧縮機本体
（１）と溶接部（８）までの距離,Eをヤング率,Iを断面
２次モーメントとした場合， で求められ，また断面２次モーメントＩは,bをＵ字形固
定板（７）の幅の長さ,hをＵ字形固定板（７）の厚さと
した場合， で求められます。Next, resonance prevention of the accumulator support device will be described. Resonance frequency f 0 , where K is the spring constant of the U-shaped fixed plate (7), m is the mass of the accumulator (2), and π is the circular constant, Will be asked for. Further, the spring constant K of the U-shaped fixing plate (4) is l, the distance between the U-shaped fixing plate (7) between the hermetic electric compressor body (1) and the weld (8), E is Young's modulus, If I is the second moment of area, And the moment of inertia of area I is, where b is the width of the U-shaped fixing plate (7) and h is the thickness of the U-shaped fixing plate (7), Will be asked for.
以上の計算式により,U字形固定板（７）の幅の長さｂ
と共振周波数f0〔Hz〕は比例しており,U字形固定板
（７）の幅の長さｂを調整することにより，共振現象が
避けられます。例えば，運転周波数が30〜90〔Hz〕であ
れば,f0＞180〔Hz〕となるようにＵ字形固定板（７）の
幅の長さｂを決めます。このようにすれば１次及び２次
の共振は避けられる。From the above formula, the width b of the U-shaped fixed plate (7)
And the resonance frequency f 0 [Hz] are proportional, and resonance phenomenon can be avoided by adjusting the width b of the U-shaped fixing plate (7). For example, if the operating frequency is 30 to 90 [Hz], determine the width b of the U-shaped fixed plate (7) so that f 0 > 180 [Hz]. In this way, primary and secondary resonances can be avoided.
また上記実施例では,C形状の支持金具（６）を使用し
た場合について説明したが，第６図のようにアキューム
レータの重合鍔部（2c）を幅広にしたものでもよく，上
記実施例と同様の効果を層する。Further, in the above-mentioned embodiment, the case where the C-shaped support metal fitting (6) is used has been described, but as shown in FIG. 6, the accumulator may have a widened flange (2c), which is similar to the above-mentioned embodiment. Layer effect.
［発明の効果］ 以上のように，請求項１の発明によればアキュームレ
ータ内壁に挿着した円筒体と，この円筒体に対応したア
キュームレータ外周部に挟着固定された支持金具より構
成したので，円筒体を内壁に溶着することなく固定でき
ると共に，液冷媒の脈動等の衝撃にも耐え得る効果を有
するものである また，請求項２の発明によれば上容器と下容器とを重
合させ，かつ外周部に挟着固定した支持金具を設け，こ
の重合鍔部と支持金具とを共に挟み込み溶着させた先端
部と，本体側部に溶着固定した底部とから成る幅広のＵ
字形固定板より構成したので，固定板の振動数と運転周
波数とを互いに共振させることなく，異常音の発生を防
ぐとともに，信頼性の高い製品を得ることができる効果
を有するものである。[Advantages of the Invention] As described above, according to the invention of claim 1, since the cylindrical body is inserted into the inner wall of the accumulator, and the supporting metal fitting is fixed to the outer peripheral portion of the accumulator corresponding to the cylindrical body. The cylindrical body can be fixed to the inner wall without being welded, and has an effect of withstanding an impact such as pulsation of the liquid refrigerant. Further, according to the invention of claim 2, the upper container and the lower container are polymerized, In addition, a supporting metal fitting which is clamped and fixed to the outer peripheral portion is provided, and a wide U composed of a tip portion where the polymerized brim portion and the supporting metal fitting are clamped and welded together, and a bottom portion which is welded and fixed to the main body side portion.
Since it is composed of the letter-shaped fixed plate, it is possible to prevent abnormal noise from being generated and to obtain a highly reliable product without causing the frequency and the operating frequency of the fixed plate to resonate with each other.
第１図はこの発明の第１の実施例による密閉型電動圧縮
機のアキュームレータを一部断面にして示す正面図，第
２図はこの発明の第２の実施例による密閉型電動圧縮機
のアキュームレータ支持装置を示す正面図，第３図は第
２図のアキュームレータ支持装置を示す平面図，第４図
は第２図のアキュームレータ支持装置を示す要部分解斜
視図，第５図（ａ）は第２図のアキュームレータを示す
分解斜視図，第５図（ｂ）は第５図（ａ）の斜視図，第
６図はこの発明の第３の実施例による密閉型電動圧縮機
のアキュームレータ支持装置を示す正面図，第７図は従
来の密閉型電動圧縮機のアキュームレータを示す要部断
面図，第８図は第７図の円筒体を示す斜視図，第９図は
第２の従来例による密閉型電動圧縮機のアキュームレー
タ支持装置を示す正面図，第10図は第９図の要部を示す
平面図である。 （１）は圧縮機本体，（２）はアキュームレータ，（2
a）は上側容器，（2b）は下側容器，（2c）は重合鍔
部，（５）は円筒体，（６）は支持金具，（７）はＵ字
形固定板，（7a）は先端部，（7b）は底部である。 図中，同一符号は同一又は，相当部分を示す。FIG. 1 is a front view showing a partial cross section of an accumulator of a hermetic electric compressor according to a first embodiment of the present invention, and FIG. 2 is an accumulator of a hermetic electric compressor according to a second embodiment of the present invention. FIG. 3 is a front view showing the supporting device, FIG. 3 is a plan view showing the accumulator supporting device of FIG. 2, FIG. 4 is an exploded perspective view of an essential part showing the accumulator supporting device of FIG. 2, and FIG. 2 is an exploded perspective view showing the accumulator of FIG. 2, FIG. 5 (b) is a perspective view of FIG. 5 (a), and FIG. 6 is an accumulator support device for a hermetic electric compressor according to a third embodiment of the present invention. FIG. 7 is a front view showing the accumulator of a conventional hermetic electric compressor, FIG. 8 is a perspective view showing the cylindrical body of FIG. 7, and FIG. 9 is a hermetic seal according to a second conventional example. Shows an accumulator support device for an electric compressor Rear view, FIG. 10 is a plan view showing a main part of FIG. 9. (1) is the compressor body, (2) is the accumulator, (2
a) is an upper container, (2b) is a lower container, (2c) is a polymer flange, (5) is a cylindrical body, (6) is a support fitting, (7) is a U-shaped fixing plate, and (7a) is a tip. Part (7b) is the bottom. In the figure, the same reference numerals indicate the same or corresponding parts.
フロントページの続き (72)発明者 白藤 好範 静岡県静岡市小鹿３丁目18番１号 三菱電 機株式会社静岡製作所内 (72)発明者 滝本 直 静岡県静岡市小鹿３丁目18番１号 三菱電 機株式会社静岡製作所内 (72)発明者 鈴木 聡 静岡県静岡市小鹿３丁目18番１号 三菱電 機株式会社静岡製作所内 (72)発明者 鈴木 賢志 静岡県静岡市小鹿３丁目18番１号 三菱電 機株式会社静岡製作所内 (72)発明者 萩原 正二 静岡県静岡市小鹿３丁目18番１号 三菱電 機株式会社静岡製作所内 (56)参考文献 特開 昭62−99680（ＪＰ，Ａ) 特開 昭62−99681（ＪＰ，Ａ) 実開 昭57−120775（ＪＰ，Ｕ) 実開 昭60−149888（ＪＰ，Ｕ)Front page continuation (72) Inventor Yoshinori Shirato 3-18-1, Ogashi, Shizuoka-shi, Shizuoka Mitsubishi Electric Corporation Shizuoka Plant (72) Inventor Nao Takimoto 3-18-1 Oka, Shizuoka-shi Mitsubishi Electric Machinery Co., Ltd. Shizuoka Works (72) Inventor Satoshi Suzuki 3-18-1 Oshika, Shizuoka City Shizuoka Prefecture Mitsubishi Electric Co., Ltd. Shizuoka Works (72) Inventor Kenji Suzuki 3-18-1 Oka Shizuoka City No. Mitsubishi Electric Co., Ltd. Shizuoka Works (72) Inventor Shoji Hagiwara 3-18-1, Oga Shizuoka City, Shizuoka Prefecture Mitsubishi Electric Co., Ltd. Shizuoka Works (56) Reference JP 62-99680 (JP, A) ) Japanese Patent Laid-Open No. 62-99681 (JP, A) Actually opened 57-120775 (JP, U) Actually opened 60-149888 (JP, U)
Claims (2)
アキュームレータと、上記アキュームレータ内壁に挿着
する円筒体と、上記アキュームレータの外周部に挟着固
定されアキュームレータの外側から内側に力を加える支
持金具とを有し、上記円筒体の対応したアキュームレー
タ外周部に上記支持金具が挟着固定され上記円筒体がア
キュームレータの内壁に固定されることを特徴とする密
閉型電動圧縮機のアキュームレータ。1. An accumulator disposed on a side portion of a hermetic electric compressor body, a cylindrical body inserted into an inner wall of the accumulator, and a force fixed from an outer side of the accumulator to an inner side of the accumulator. An accumulator for a hermetic electric compressor, characterized in that the supporting metal fitting is attached to the outer peripheral portion of the corresponding accumulator of the cylindrical body, and the cylindrical body is fixed to the inner wall of the accumulator. .
アキュームレータの内壁に挿着する円筒体と、この円筒
体の対応した上記アキュームレータの外周部に挟着固定
されアキュームレータの外側から内側に力が加えられ上
記円筒体をアキュームレータの内壁に固定する支持金具
と、この支持金具とアキュームレータの重合鍔部とを共
に挟み込み溶着される１対の先端部及び上記密閉型電動
圧縮機本体の側部に溶着固定される底部を有するＵ字形
固定板とを具備する密閉型電動圧縮機のアキュームレー
タ支持装置。2. A cylindrical body to be inserted into an inner wall of an accumulator disposed on a side portion of a hermetic electric compressor body, and an outer peripheral portion of the accumulator to which the cylindrical body corresponds, which is clamped and fixed from the outside of the accumulator. A support fitting for applying a force to the inside to fix the cylindrical body to the inner wall of the accumulator, and a pair of tip end portions welded by sandwiching both the support fitting and the overlapping collar portion of the accumulator and the hermetic electric compressor body. An accumulator support device for a hermetic electric compressor, comprising: a U-shaped fixing plate having a bottom portion welded and fixed to a side portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2136423A JPH0830467B2 (en) | 1989-08-29 | 1990-05-25 | Accumulator of closed type electric compressor and accumulator support device |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP22273189 | 1989-08-29 | ||
| JP1-222731 | 1989-08-29 | ||
| JP2136423A JPH0830467B2 (en) | 1989-08-29 | 1990-05-25 | Accumulator of closed type electric compressor and accumulator support device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03156179A JPH03156179A (en) | 1991-07-04 |
| JPH0830467B2 true JPH0830467B2 (en) | 1996-03-27 |
Family
ID=26470004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2136423A Expired - Lifetime JPH0830467B2 (en) | 1989-08-29 | 1990-05-25 | Accumulator of closed type electric compressor and accumulator support device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0830467B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105298797A (en) * | 2014-07-02 | 2016-02-03 | 艾默生网络能源有限公司 | Liquid impact preventing device for compressor, control method of liquid impact preventing device and refrigeration air conditioner |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6383335B2 (en) * | 2015-07-29 | 2018-08-29 | 日立ジョンソンコントロールズ空調株式会社 | Electric compressor |
| CN111561439B (en) * | 2020-05-15 | 2022-04-05 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and air conditioner with same |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57120775U (en) * | 1981-01-20 | 1982-07-27 | ||
| JPS60149888U (en) * | 1984-03-16 | 1985-10-04 | 松下電器産業株式会社 | Accumulator fixing device for hermetic compressor |
| JPS6299680A (en) * | 1985-10-24 | 1987-05-09 | Matsushita Electric Ind Co Ltd | Noise reduction device for compressor |
| JPS6299681A (en) * | 1985-10-24 | 1987-05-09 | Matsushita Electric Ind Co Ltd | Noise reduction device for compressor |
-
1990
- 1990-05-25 JP JP2136423A patent/JPH0830467B2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105298797A (en) * | 2014-07-02 | 2016-02-03 | 艾默生网络能源有限公司 | Liquid impact preventing device for compressor, control method of liquid impact preventing device and refrigeration air conditioner |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH03156179A (en) | 1991-07-04 |
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