JPS62271985A - Enclosed type rotary compressor - Google Patents
Enclosed type rotary compressorInfo
- Publication number
- JPS62271985A JPS62271985A JP11523986A JP11523986A JPS62271985A JP S62271985 A JPS62271985 A JP S62271985A JP 11523986 A JP11523986 A JP 11523986A JP 11523986 A JP11523986 A JP 11523986A JP S62271985 A JPS62271985 A JP S62271985A
- Authority
- JP
- Japan
- Prior art keywords
- vane
- cylinder
- groove
- rotary compressor
- piston
- 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
Links
- 230000006835 compression Effects 0.000 claims abstract description 12
- 238000007906 compression Methods 0.000 claims abstract description 12
- 239000003507 refrigerant Substances 0.000 claims description 2
- 238000005461 lubrication Methods 0.000 abstract description 6
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
Classifications
-
- 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
- F01C21/08—Rotary pistons
- F01C21/0809—Construction of vanes or vane holders
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rotary Pumps (AREA)
Abstract
Description
【発明の詳細な説明】
３、発明の詳細な説明
産業上の利用分野
本発明は、冷凍サイクルを構成する密閉型回転式圧縮機
に関するものである。Detailed Description of the Invention 3. Detailed Description of the Invention Field of Industrial Application The present invention relates to a hermetic rotary compressor constituting a refrigeration cycle.
従来の技術
従来の密閉型回転式圧縮機の一例を第５図に示す。クラ
ンク軸３、シリンダ６、ピストン７、ベーン８ａで、圧
縮要素を構成する。2. Description of the Related Art An example of a conventional hermetic rotary compressor is shown in FIG. The crankshaft 3, cylinder 6, piston 7, and vane 8a constitute a compression element.
上記構成により、クランク軸３とピストン７の回転運動
に伴い、第６図のように摺動面が単一平面のベーン８ａ
が、シリンダ６のベーン溝９の中を往復運動する。With the above configuration, as the crankshaft 3 and the piston 7 rotate, the vane 8a whose sliding surface is a single plane as shown in FIG.
reciprocates in the vane groove 9 of the cylinder 6.
発明が解決しようとする問題点
このような従来の圧縮要素の構成では、シリンダ６のベ
ーン溝９の面とベーン８ａの摺動面との間にあまり隙間
がなく、油の潤滑が悪いためベーン８ａの摺動面やシリ
ンダ６のベーン溝９の面の摩耗の原因となっていた。Problems to be Solved by the Invention In such a conventional compression element configuration, there is not much clearance between the surface of the vane groove 9 of the cylinder 6 and the sliding surface of the vane 8a, and the oil lubrication is poor. This caused wear on the sliding surface of the cylinder 8a and the surface of the vane groove 9 of the cylinder 6.
本発明は、上記問題点を改善すべく、ベーンの摺動面の
潤滑を向上させるだめの機能を備えた密閉型回転式圧縮
機を提供するものである。In order to improve the above-mentioned problems, the present invention provides a hermetic rotary compressor having a function of improving the lubrication of the sliding surfaces of the vanes.
問題点を解決するだめの手段
上記問題点を解決するために、本発明は、ベーンのシリ
ンダとの摺動面に、ベーンの運動中シリンダ圧縮室内に
突出せずかつベーン背面につながる溝を設けたものであ
る。Means for Solving the Problems In order to solve the above problems, the present invention provides a groove on the sliding surface of the vane with the cylinder that does not protrude into the cylinder compression chamber during the movement of the vane and is connected to the back surface of the vane. It is something that
作 用
本発明（は、上記構成により、ベーン摺動面の油潤滑を
向上させ、ベーン摺動面およびシリンダベーン溝面の摩
耗を防ぐものである。Function The present invention improves oil lubrication of the vane sliding surface and prevents wear of the vane sliding surface and the cylinder vane groove surface with the above configuration.
実施例
以下、本発明の一実施例について、図面を参照しながら
説明する。EXAMPLE Hereinafter, an example of the present invention will be described with reference to the drawings.
第１図は、本発明の一実施例を示し、電動要素は固定子
１、回転子２で構成され、この電動要素で生じた動力を
クランク軸３にてピストン７に伝達する。ピストン７の
周りにはシリンダ６が配設され、シリンダ６の端面は上
端板４、下端板５により閉じられている。シリンダ６の
ベーン溝９には、ベーン８ｂが配設され、ピストン７に
ベーン先端で接し、ピストン７の回転運動とベーンバネ
１０の力により、ベーン溝９の中で往復運動する。FIG. 1 shows an embodiment of the present invention, in which an electric element is composed of a stator 1 and a rotor 2, and power generated by this electric element is transmitted to a piston 7 through a crankshaft 3. A cylinder 6 is disposed around the piston 7, and the end surface of the cylinder 6 is closed by an upper end plate 4 and a lower end plate 5. A vane 8b is disposed in the vane groove 9 of the cylinder 6, contacts the piston 7 at the tip of the vane, and reciprocates within the vane groove 9 due to the rotational movement of the piston 7 and the force of the vane spring 10.
ベーン８ｂのベーン溝９の面との摺動面には、第２図〜
第４図のように往復運動中でもシリンダ６の圧縮室内に
突出せずかつベーン背面につながるような溝１１を設け
である。The sliding surface of the vane 8b with the surface of the vane groove 9 is shown in FIG.
As shown in FIG. 4, a groove 11 is provided so that it does not protrude into the compression chamber of the cylinder 6 even during reciprocating motion and is connected to the back surface of the vane.
このように、ベーン８ｂの摺動面に、往復運動中でもシ
リンダ６の圧縮室内に突出せずかつベーン背面につなが
るような溝１１を設けることによシ、ベーン溝９内の油
潤滑を向上させ、ベーン８ｂとシリンダ６の摺動面の摩
耗を防ぐことができる。In this way, by providing the groove 11 on the sliding surface of the vane 8b such that it does not protrude into the compression chamber of the cylinder 6 even during reciprocating motion and is connected to the back surface of the vane, oil lubrication within the vane groove 9 is improved. , wear of the sliding surfaces of the vane 8b and the cylinder 6 can be prevented.
発明の詳細
な説明したように、本発明の密閉型回転式圧縮機は、ベ
ーンのシリンダとの摺動面に、ベーンの運動中、シリン
ダ圧縮室内に突出せずかつベーン背面につながる溝を設
けることにより、冷媒を漏らすことなくベーンとシリン
ダとの摺動面の油潤滑を向上させ、摺動面の摩耗を防ぐ
ことができる。As described in detail, the hermetic rotary compressor of the present invention is provided with a groove on the sliding surface of the vane and the cylinder that does not protrude into the cylinder compression chamber during movement of the vane and is connected to the back surface of the vane. This improves the oil lubrication of the sliding surfaces between the vanes and the cylinder without leaking refrigerant, and prevents wear of the sliding surfaces.
第１図は本発明の一実施例における密閉型回転式圧縮機
の断面図、第２図、第３図は同圧縮機の要部拡大断面図
、第４図は同圧縮機に用いるベーンの平面図、第５図は
従来の密閉型回転式圧縮機の要部拡大断面図、第６図は
従来の圧縮機に用いるベーンの平面図である。
３・・・・・クランク軸、６・・・・シリンダ、７・・
・・・・ピストン、９ａ・・・・ベーン、８ｂ・・・・
・・溝つきベーン、９・・・・・ベーン溝、１１・・・
・・溝。
代理人の氏名 弁理士 中 尾 敏 男 ほか１名第２
図 第３図
第４図
（ｄ）
第５図
第 ６ 図Fig. 1 is a sectional view of a hermetic rotary compressor according to an embodiment of the present invention, Figs. 2 and 3 are enlarged sectional views of main parts of the compressor, and Fig. 4 is a diagram of a vane used in the compressor. A plan view, FIG. 5 is an enlarged sectional view of a main part of a conventional hermetic rotary compressor, and FIG. 6 is a plan view of a vane used in the conventional compressor. 3...Crankshaft, 6...Cylinder, 7...
...Piston, 9a...Vane, 8b...
... Grooved vane, 9... Vane groove, 11...
··groove. Name of agent: Patent attorney Toshio Nakao and 1 other person 2nd
Figure 3 Figure 4 (d) Figure 5 Figure 6
Claims (1)
素の動力を前記圧縮要素に伝えるクランク軸と、このク
ランク軸に回転自在に嵌合されたピストンと、このピス
トンと先端が接して往復運動を行い、シリンダ内を冷媒
の吸入室と圧縮室に分けるベーンと、前記クランク軸を
支え、かつ前記シリンダの両端を閉塞する上端板および
下端板とによって圧縮機を構成し、前記ベーンのシリン
ダとの摺動面に、運動中圧縮室内に突出せずかつベーン
背面につながる溝を設けた密閉型回転式圧縮機。An electric element and a compression element are housed in an airtight container, a crankshaft transmits the power of the electric element to the compression element, a piston is rotatably fitted to the crankshaft, and the tip contacts the piston to reciprocate. A compressor is constituted by a vane that moves and divides the inside of the cylinder into a refrigerant suction chamber and a compression chamber, and an upper end plate and a lower end plate that support the crankshaft and close both ends of the cylinder. A closed rotary compressor with grooves on the sliding surface of the vane that do not protrude into the compression chamber during movement and are connected to the back of the vane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11523986A JPS62271985A (en) | 1986-05-20 | 1986-05-20 | Enclosed type rotary compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11523986A JPS62271985A (en) | 1986-05-20 | 1986-05-20 | Enclosed type rotary compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62271985A true JPS62271985A (en) | 1987-11-26 |
Family
ID=14657789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11523986A Pending JPS62271985A (en) | 1986-05-20 | 1986-05-20 | Enclosed type rotary compressor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62271985A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5871342A (en) * | 1997-06-09 | 1999-02-16 | Ford Motor Company | Variable capacity rolling piston compressor |
| WO1999011907A1 (en) * | 1997-08-28 | 1999-03-11 | Michael Rechberger | Rotating piston machine |
| US6250899B1 (en) * | 1997-02-12 | 2001-06-26 | Lg Electronics Inc. | Rotary compressor |
| JPWO2021260759A1 (en) * | 2020-06-22 | 2021-12-30 |
-
1986
- 1986-05-20 JP JP11523986A patent/JPS62271985A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6250899B1 (en) * | 1997-02-12 | 2001-06-26 | Lg Electronics Inc. | Rotary compressor |
| US5871342A (en) * | 1997-06-09 | 1999-02-16 | Ford Motor Company | Variable capacity rolling piston compressor |
| WO1999011907A1 (en) * | 1997-08-28 | 1999-03-11 | Michael Rechberger | Rotating piston machine |
| US6227832B1 (en) * | 1997-08-28 | 2001-05-08 | Michael Rechberger | Rotating piston machine |
| JPWO2021260759A1 (en) * | 2020-06-22 | 2021-12-30 | ||
| WO2021260759A1 (en) * | 2020-06-22 | 2021-12-30 | 三菱電機株式会社 | Rotary compressor |
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