JPS63272984A - Scroll compressor - Google Patents
Scroll compressorInfo
- Publication number
- JPS63272984A JPS63272984A JP62106668A JP10666887A JPS63272984A JP S63272984 A JPS63272984 A JP S63272984A JP 62106668 A JP62106668 A JP 62106668A JP 10666887 A JP10666887 A JP 10666887A JP S63272984 A JPS63272984 A JP S63272984A
- Authority
- JP
- Japan
- Prior art keywords
- bearing
- plane
- blade
- component
- thrust
- 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 23
- 238000007906 compression Methods 0.000 claims abstract description 23
- 238000005461 lubrication Methods 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 8
- 230000008602 contraction Effects 0.000 claims description 8
- 239000010687 lubricating oil Substances 0.000 abstract description 25
- 239000003921 oil Substances 0.000 abstract description 24
- 239000003507 refrigerant Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 210000003746 feather Anatomy 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000000452 restraining effect Effects 0.000 description 2
- 241000020719 Satsuma Species 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003566 sealing material Substances 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
- F01C17/00—Arrangements for drive of co-operating members, e.g. for rotary piston and casing
- F01C17/06—Arrangements for drive of co-operating members, e.g. for rotary piston and casing using cranks, universal joints or similar elements
- F01C17/066—Arrangements for drive of co-operating members, e.g. for rotary piston and casing using cranks, universal joints or similar elements with an intermediate piece sliding along perpendicular axes, e.g. Oldham coupling
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】
産業上の利用分野
この発明は空気調和機、冷蔵庫等の冷凍機用のスクロー
ル式圧縮機に関するものである。DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application This invention relates to a scroll compressor for refrigerators such as air conditioners and refrigerators.
従来の技術
一般にスクロール式の圧縮機は、固定渦巻羽根と旋回渦
巻羽根で構成する圧縮室の洩れ隙間の普封や羽根先端の
密封材の潤滑の目的で、圧縮室に少量の潤滑油を供給す
る構造になっている。Conventional technology Generally, scroll type compressors supply a small amount of lubricating oil to the compression chamber, which is made up of fixed spiral blades and rotating spiral blades, in order to seal the leakage gap and to lubricate the sealing material at the tip of the blade. It is structured to.
以下、第４図により従来例におけるスクロール式圧縮機
の構成について説明する。Hereinafter, the configuration of a conventional scroll compressor will be explained with reference to FIG.
同図において、密閉容器１の内部に電動機の固定子２と
回転子３を配設し、電ｋＵＩ機の上方に、スクロール式
の圧縮機溝４を設け、その駆動軸のクランク軸５は回転
子３に結合されている。In the figure, a stator 2 and a rotor 3 of an electric motor are arranged inside a sealed container 1, a scroll-type compressor groove 4 is provided above an electric kUI machine, and a crankshaft 5 of the drive shaft rotates. It is connected to child 3.
冷媒は吸入管６から密閉容器１に入り、吸入ロアから圧
縮機構４に吸入される。The refrigerant enters the closed container 1 from the suction pipe 6 and is sucked into the compression mechanism 4 from the suction lower.
８は固定渦巻羽根部品で、９はその渦巻羽根、１０はそ
の鏡板である。8 is a fixed spiral vane component, 9 is its spiral vane, and 10 is its end plate.
１１は旋回渦巻羽根部品で、１２．１３はそれぞれその
渦巻羽根と鏡板である。Reference numeral 11 is a rotating spiral blade part, and 12 and 13 are its spiral blade and mirror plate, respectively.
渦巻羽根９と１２は互いに組み合わされて、外周から中
心に向かって移動しながらその容積を縮小して圧縮作用
をする圧縮室１４を構成する。固定渦巻羽根部品８の中
心部の吐出口１′５から出た圧縮冷媒は圧縮機＄６寸枠
体部品１７から圧縮機吐出管１８に導かれる。The spiral vanes 9 and 12 are combined with each other to form a compression chamber 14 that compresses by reducing its volume while moving from the outer periphery toward the center. The compressed refrigerant coming out of the discharge port 1'5 at the center of the fixed spiral vane part 8 is guided from the compressor $6 size frame part 17 to the compressor discharge pipe 18.
圧縮室１４の圧力によって旋回渦巻羽根部品１１が圧縮
室１４の反対側に押し付けられる力は軸受は部品１９に
固定したスラスト軸受け２０で支承する。The thrust bearing 20 fixed to the component 19 bears the force by which the swirling spiral vane component 11 is pressed against the opposite side of the compression chamber 14 due to the pressure in the compression chamber 14 .
クランク軸５の第１主軸２１、第２主軸２２は伽受は部
品１９に支承されている。The first main shaft 21 and the second main shaft 22 of the crankshaft 5 are supported by a component 19 .
第１主軸２１の内側に、主軸の軸心から偏心して、旋回
駆動軸受け２３を設け、この旋回駆動軸受け２３に旋回
渦巻羽根部品１１の鏡板１３に設けた旋回駆動軸２４を
嵌合させる。A swing drive bearing 23 is provided inside the first main shaft 21 eccentrically from the axis of the main shaft, and a swing drive shaft 24 provided on the end plate 13 of the swing spiral blade component 11 is fitted into the swing drive bearing 23.
スラスト軸受け２０の外周には、前記旋回渦巻羽根１１
の自転を拘束するために円形の環状体２６の両面にキー
２７を設けた自転拘束部品２５が配置されている。On the outer periphery of the thrust bearing 20, the rotating spiral blade 11
A rotation restraining component 25 having keys 27 provided on both sides of a circular annular body 26 is disposed to restrain the rotation.
密閉容器１の下部に潤滑油２８が溜められており、クラ
ンク軸５の給油口２９がこの潤滑油の中に開口している
。Lubricating oil 28 is stored in the lower part of the closed container 1, and an oil filler port 29 of the crankshaft 5 opens into this lubricating oil.
潤滑油はクランク軸５の給油孔３、給油溝３１、貫通孔
３２を経て旋回駆動軸受け２３に設けた油溝３４を経て
、第１主軸２１上の油溝を通り、軸受は部品１９に設け
た潤滑油出口３５から排出される。The lubricating oil passes through the oil supply hole 3, oil supply groove 31, and through hole 32 of the crankshaft 5, passes through the oil groove 34 provided in the swing drive bearing 23, and passes through the oil groove on the first main shaft 21, and the bearing is provided in the component 19. The lubricating oil is discharged from the lubricating oil outlet 35.
軸受は部品１９にスラスト軸受け２０の内外に連通ずる
小径の油通路３６が設けられており、スラスト軸受けの
内周の潤滑油の圧力と渦巻羽根９．１２の外周付近の圧
力との差に応じて圧縮室１４へ潤滑油が供給される。The bearing is provided with a small-diameter oil passage 36 in the component 19 that communicates with the inside and outside of the thrust bearing 20. Lubricating oil is supplied to the compression chamber 14.
上記のように、密閉容器の内部に吸入側の冷媒気体の圧
力が作用するいわゆる低圧形の圧縮機は、必然的に、潤
滑油溜が吸入側に設けられ、圧縮室１４から出た潤滑油
は全てそのまま圧縮室１４から吐出されるようになって
いる。As mentioned above, a so-called low-pressure compressor in which the pressure of refrigerant gas on the suction side acts inside a closed container is necessarily provided with a lubricating oil reservoir on the suction side, and the lubricating oil discharged from the compression chamber 14 is are all discharged from the compression chamber 14 as they are.
潤滑油の吐出祷が多すぎると、潤滑不良を招くばかりで
なく、冷凍機の冷凍能力が低下する。Excessive discharge of lubricating oil not only causes poor lubrication, but also reduces the refrigerating capacity of the refrigerator.
従って、低圧形の圧縮機は常に適量の潤滑油を圧縮室に
供給することが重要である。Therefore, it is important for a low-pressure compressor to always supply an appropriate amount of lubricating oil to the compression chamber.
発明が解決しようとする問題点
このように従来の低圧形スクロール圧縮機における圧縮
室への潤滑油の供給は、潤滑回路からのバイパス或は洩
れによっていたものが多く、従って、これらの従来の圧
縮機は、回転速度や冷媒の圧力、温度が大幅に変化した
場合にも適量の潤滑油が的確に圧縮室に供給されるよう
にすることは困難だった。Problems to be Solved by the Invention As described above, lubricating oil is often supplied to the compression chamber in conventional low-pressure scroll compressors by bypassing or leaking from the lubrication circuit. It was difficult to ensure that the appropriate amount of lubricating oil was accurately supplied to the compression chamber even when the rotational speed, refrigerant pressure, and temperature of the machine changed significantly.
本発明は、上記問題点に艦み低圧形のスクロール式圧縮
機において、回転速度や冷媒の圧力にほぼ無関係に、１
回転当りに圧縮室へ供給する潤滑油量をほぼ一定にする
ことを目的とするものである。The present invention solves the above-mentioned problems in a low-pressure scroll type compressor, which has a 1.
The purpose is to keep the amount of lubricating oil supplied to the compression chamber approximately constant per rotation.
問題点を解決するための手段
上記問題点を解決するための本発明の技術的手段は、ス
クロール式圧縮機構におけるスラスト軸受けの外方に前
記自転拘束部品を配設し、前記自転拘束部品を環状体の
両面にそれぞれキーまたはキー溝を設け、さらに前記環
状体の内面と前記スラスト軸受けの外周面と前記軸受は
部品側の平面と前記旋回羽根軸受は平面で囲む伸縮空間
を構成し、前記スラスト軸受けの軸受は平面またはスラ
スト軸受は内側に前記伸縮空間に連通しない潤滑給油回
路を開口するとともに、前記環状体の外側の空間を前記
両渦巻羽根の外側の空間に開放し、また、前記スラスト
軸受けの軸受は平面に複数個に分割されたスラスト油溝
を設けるとともに、前記旋回羽根軸受は平面に給油窪み
を設け、この給油窪みの位置を、前記旋回渦巻羽根の旋
回運動に応じて、主として前記伸縮空間が縮小する過程
で前記潤滑回路の内側に連通し、主として拡大する過程
で前記伸縮空間に連通ずるように配設し、さらに前記旋
回羽根部品の羽根の外周付近と伸縮空筒とに開口して互
いに連通ずる給油孔を設けたことである。Means for Solving the Problems The technical means of the present invention for solving the above problems is to arrange the rotation restraint part outside the thrust bearing in the scroll compression mechanism, and to arrange the rotation restraint part in an annular shape. Keys or keyways are provided on both sides of the body, and furthermore, the inner surface of the annular body, the outer peripheral surface of the thrust bearing, the bearing constitutes a telescopic space surrounded by a plane on the component side, and the swing vane bearing is surrounded by a plane, and the thrust The bearing of the bearing is a flat surface or a thrust bearing has a lubrication supply circuit that does not communicate with the expansion and contraction space opened on the inside, and a space outside the annular body is opened to a space outside the spiral vanes. The bearing is provided with a thrust oil groove divided into a plurality of parts on the plane, and the swirling vane bearing is provided with an oil supply recess on the plane, and the position of the oil supply recess is adjusted mainly according to the rotation movement of the swirl vane. It is arranged so that it communicates with the inside of the lubrication circuit during the process of contraction of the expansion/contraction space, and communicates with the expansion/contraction space during the process of expansion, and further opens near the outer periphery of the blade of the swirling blade component and the expansion/contraction cylinder. This is because oil supply holes are provided that communicate with each other.
作 用 本孔明の技術的手段による作用は次の通りである。For production The effects of this technical means are as follows.
スラスト軸受は面への潤滑油の供給は、複数個設けられ
たスラスト油溝に均等に行われ、旋回渦巻羽根軸受は平
面に設けた給油窪みが旋回渦巻羽根部品の旋回運動とと
もに、交互にスラスト油溝と伸縮空間に開放し、圧縮機
の一回転毎Ｉと一定量の潤滑油を潤滑給油回路から伸縮
空間へ運びだし、伸縮空間の作用で、伸縮空間へ持ち出
された潤滑油が旋回渦巻羽根の外周すなわち圧縮のはじ
まる直前の位置へ供給される。In thrust bearings, lubricating oil is evenly supplied to the surface through multiple thrust oil grooves, while in rotating spiral vane bearings, the oil supply recesses provided in the plane alternately supply thrust as the rotating spiral blade parts rotate. It is open to the oil groove and the expansion space, and carries a certain amount of lubricating oil from the lubrication oil supply circuit to the expansion space for each revolution of the compressor, and due to the action of the expansion space, the lubricating oil taken out to the expansion space turns into a whirlpool. It is supplied to the outer circumference of the blade, that is, to the position immediately before compression begins.
実施例
以下、本発明をその一実施例を示す添付図面の第１図〜
第３図を参考に説明する。EXAMPLE Hereinafter, the present invention will be described with reference to FIG. 1 of the accompanying drawings showing an example thereof.
This will be explained with reference to FIG.
第１図において、４０は固定渦巻羽根部品で、４１．４
２はその羽根及び鏡板である。４４は旋回渦巻羽根部品
、４５．４６はその羽根および鏡板である。４７は前記
旋回渦巻羽根部品４４を駆動するためのクランク軸、４
８はそのクランク軸４７を支承する軸受は部品である。In Fig. 1, 40 is a fixed spiral vane part, 41.4
2 is its blade and mirror plate. 44 is a rotating spiral blade part, and 45.46 is its blade and mirror plate. 47 is a crankshaft for driving the swirling spiral blade part 44;
The bearing 8 that supports the crankshaft 47 is a component.
４９は前記旋回渦巻羽根印４４にかかる圧縮圧力による
回転軸方何の力を支承するスラスト軸受け、５０は前記
旋回渦巻羽根部品４４の自転を何束する自転拘束部品で
ある。Reference numeral 49 denotes a thrust bearing that supports the rotation axis force due to the compressive pressure applied to the swirling spiral vane mark 44, and reference numeral 50 denotes an autorotation restraining component that restrains the rotation of the swirling spiral vane component 44.
上記の固定渦巻羽根部品４０１旋回渦巻羽根部品４４、
クランク軸４７、軸受は部品４８、スラスト軸受け４９
、及び自転拘束部品５０によりスクロール式圧縮機構５
１を構成する。The fixed spiral vane component 401 and the rotating spiral vane component 44,
Crankshaft 47, bearing part 48, thrust bearing 49
, and the scroll compression mechanism 5 by the rotation restraint component 50.
1.
本実施伝の場合、スラスト軸受け４９の外周形状は真円
であり、その外周に配置した自転拘束部品５０はそのキ
ー５２ｍの方向、即ち矢印Ａの方向に往復運動する。ま
た、環状体５２は、旋回渦巻羽根部品４４の羽根軸受は
平面５３と軸受は部品４８側の平面５４との間で極めて
小さい隙間で自在に運動できるような厚みに設定してい
る。In the case of this embodiment, the outer circumferential shape of the thrust bearing 49 is a perfect circle, and the rotation restraint component 50 disposed on the outer circumference reciprocates in the direction of the key 52m, that is, in the direction of arrow A. Further, the thickness of the annular body 52 is set such that it can freely move with an extremely small gap between the blade bearing plane 53 of the rotating spiral blade component 44 and the bearing plane 54 on the component 48 side.
これらの構造により、スラスト軸受け４９の外周５５と
、環状体５２の内径５６と羽根軸受は平面５３と軸受は
部品４８鋤の平面５４とに囲まれる閉空間が、その容積
が自転拘束部品５０の往復運動とともに交互に膨張縮小
する一対のほぼ閉じられた空間の伸縮空間５７．５８を
形成する。With these structures, a closed space surrounded by the outer periphery 55 of the thrust bearing 49, the inner diameter 56 of the annular body 52, the plane 53 of the vane bearing, the bearing part 48 and the plane 54 of the plow, whose volume is equal to that of the rotation restraint part 50, is created. A pair of substantially closed expansion and contraction spaces 57 and 58 are formed that alternately expand and contract with the reciprocating motion.
潤滑油の給油回路５９はスラスト軸受け４９０内何とそ
の軸受は平面に設けられ、２分割されたスラスト油溝６
０で羽根軸受は平面５３に接している。羽根軸受は平面
５３に、窪み６１が旋回渦巻羽根部品４４の旋回運動に
応じて、主として伸縮空間５７．５８が縮小する過程で
潤滑回路５９の内側に連通し、主として拡大する過程で
伸縮空間５７．５８に連通するように配設されている。The lubricating oil supply circuit 59 is located in a thrust bearing 490, which is provided on a flat surface and divided into two thrust oil grooves 6.
At 0, the vane bearing is in contact with the plane 53. The vane bearing has a recess 61 in the plane 53 that communicates with the inside of the lubrication circuit 59 mainly in the process of contracting the telescopic spaces 57 and 58 in accordance with the turning movement of the rotating spiral vane component 44, and communicates with the inside of the lubrication circuit 59 mainly in the process of expanding the telescopic spaces 57 and 58. .58.
発明の効果
本発明によれば、スラスト軸受は面に供給される羽根軸
受は面に対して均等な分布となり、−回転当り一定量の
潤滑油が潤滑給油回路から持ち出され、その潤滑油が確
実に圧縮の始まる位置に供給されるので圧縮室の洩れ隙
間の密封に必要な潤滑油が、圧縮機の回転速度や、吸入
、吐出圧力に無関係に、かつ、過不足なく確実に供給さ
れ、しかも余分に部品を追加する必要がないため、極め
て安価に効率のよいスクロール式の圧ｋｔｉ＆−が実現
出来る。Effects of the Invention According to the present invention, the thrust bearing is a vane bearing that is supplied to the surface, so that the blade bearing is evenly distributed to the surface, - a certain amount of lubricating oil is taken out from the lubricating oil supply circuit per rotation, and the lubricating oil is reliably supplied to the surface. Since the lubricating oil required to seal the leakage gap in the compression chamber is supplied to the position where compression starts, the lubricating oil is reliably supplied regardless of the rotation speed of the compressor, suction and discharge pressures, and in just the right amount. Since there is no need to add any extra parts, an extremely efficient scroll type pressure kti&- can be realized at an extremely low cost.
さらに、スラスト軸受は面への潤滑油の供給は均等とな
り摩擦力の低減もはかれ圧縮機の性能に向上もはかれる
。Furthermore, the thrust bearing allows lubricating oil to be evenly supplied to the surfaces, reducing frictional force and improving the performance of the compressor.
第１１は本発明の一実施例を示す圧縮板の縦断面図、第
２図、比３図は同圧縮機における基本部分の詳細図、第
４図は従来例を示す圧縮機の縦断面図である。
４３．４６・・・・・・鏡板、４２．４５・・・・・・
羽根、４０・・・・・・固定渦巻羽根部品、４４・・・
・・・旋回渦巻羽根部品、４７・・・・・・クランク軸
、４８・・・・・・軸受は部品、４９・・・・・・スラ
スト軸受け、５０・・・・・・自転拘束部品、５１・・
・・・・スクロール式圧縮機構、５２・・・・・・環状
体、５２ａ・・・・・・キー、５３・・・・・・旋回羽
根軸受は平面、５４・・・・・・軸受は部品側の平面、
５５・・・・・・スラスト軸受けの外周面、５６・・・
・・・環状体の内面、５７．５８・・・・・・伸縮空間
、５９・・・・・・潤滑給油回路、６０・・・・・・ス
ラスト油溝、６１・・・・・・給油窪み。
代理人の氏名 弁理士 中 尾 敏 男 ほか１名初−
施回溝容態祖姉品
ａ、４ｓ −羽 禮
ぐ、ム − 鍾 扶
４〜軸軸受品
４９−スラスト殆★＋ｆ
ワー環状体
シロ−キー
５３− 施回羽ａ釉受乎面
薩−千 面
５５−４ 周
５６−内 掻
ω−スラスト油溝
≦Ｉ−姑湯ｆ私
第２図
５’１．５Ｂ−神濡堡閘No. 11 is a vertical sectional view of a compression plate showing an embodiment of the present invention, FIG. It is. 43.46... End plate, 42.45...
Vane, 40...Fixed spiral vane part, 44...
... Rotating spiral blade parts, 47 ... Crankshaft, 48 ... Bearing parts, 49 ... Thrust bearings, 50 ... Rotation restraint parts, 51...
...Scroll type compression mechanism, 52...Annular body, 52a...Key, 53...Swivel vane bearing is flat, 54...Bearing is plane on the part side,
55... Outer peripheral surface of thrust bearing, 56...
... Inner surface of the annular body, 57.58 ... Expansion space, 59 ... Lubrication oil supply circuit, 60 ... Thrust oil groove, 61 ... Oil supply Hollow. Name of agent: Patent attorney Toshio Nakao and 1 other person for the first time
Closing groove condition grand sister product a, 4s - Feather 禮gu, mu - Zhong Fu 4 ~ Shaft bearing product 49 - Thrust almost ★ + f Wear annular body Shiro - key 53 - Closing feather a glaze receiving surface Satsuma - 1,000 faces 55-4 Circumference 56-Inner raking ω-Thrust oil groove ≦I-Yuyu fI Fig. 2 5'1.5B-Kamiwetsu fortress
Claims (1)
設けると共にそれぞれの羽根を互いに組み合わせて気体
を圧縮する固定渦巻羽根部品及び旋回渦巻羽根部品と、
前記羽根部品を旋回駆動するクランク軸と、このクラン
ク軸の主軸を支承する軸受け部品と、前記旋回渦巻羽根
部品に掛かる圧縮圧力による回転軸方向の力を前記鏡板
の前記羽根と反対側に位置する旋回羽根軸受け平面に当
接して支承するスラスト軸受けと、前記旋回渦巻羽根部
品の自転を拘束する自転拘束部品を有してなるスクロー
ル式圧縮機構を備え、前記スラスト軸受けの外方に前記
自転拘束部品を配設し、前記自転拘束部品を、環状体の
両面にそれぞれキーまたはキー溝を設けた構造とし、さ
らに前記環状体の内面と前記スラスト軸受けの外周面と
前記軸受け部品側の平面と前記旋回羽根軸受け平面で囲
む伸縮空間を構成し、前記スラスト軸受けの軸受け平面
またはスラスト軸受け内側に、前記伸縮空間に連通しな
い潤滑給油回路を開口するとともに前記環状体の外側の
空間を前記両渦巻羽根の外側の空間に開放し、また、前
記スラスト軸受けの軸受け平面に、複数個に分割された
スラスト油溝を設け、さらに前記旋回羽根軸受け平面に
給油窪みを設け、この給油窪みの位置を、前記旋回渦巻
羽根の旋回運動に応じて、主として前記伸縮空間が縮小
する過程で前記潤滑回路の内側に連通し、主として拡大
する過程で前記伸縮空間に連通するように配設し、さら
に前記旋回羽根部品の羽根の外周付近と伸縮空間とに開
口して互いに連通する給油孔を設けたスクロール圧縮機
。A fixed spiral vane component and a rotating spiral vane component that provide spiral vanes on one surface of each end plate and combine the vanes with each other to compress gas;
A crankshaft that swings and drives the blade part, a bearing part that supports the main shaft of the crankshaft, and a force in the rotational axis direction due to compression pressure applied to the swirling spiral blade part is placed on the opposite side of the end plate from the blade. A scroll compression mechanism is provided, the scroll compression mechanism having a thrust bearing that is in contact with and supported by the orbiting blade bearing plane, and an rotation restraint component that restrains the rotation of the orbiting spiral vane component, and the rotation restraint component is disposed outside of the thrust bearing. , the rotation restraint component has a structure in which a key or a keyway is provided on both sides of the annular body, and the inner surface of the annular body, the outer circumferential surface of the thrust bearing, the plane on the bearing component side, and the rotation A telescopic space surrounded by a blade bearing plane is formed, and a lubrication oil supply circuit that does not communicate with the telescopic space is opened on the bearing plane of the thrust bearing or inside the thrust bearing, and the space outside the annular body is connected to the outside of both spiral vanes. Further, a thrust oil groove divided into a plurality of parts is provided on the bearing plane of the thrust bearing, and an oil supply recess is provided on the swirl vane bearing plane, and the position of this oil supply recess is set in the direction of the swirling volute. The blades of the swirling blade component are arranged so that the expansion and contraction space mainly communicates with the inside of the lubrication circuit in the process of contracting and communicates with the expansion and contraction space in the process of expanding, according to the rotational movement of the blade. A scroll compressor with an oil supply hole that opens near the outer periphery of the scroll compressor and the expansion space and communicates with each other.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62106668A JPS63272984A (en) | 1987-04-30 | 1987-04-30 | Scroll compressor |
| GB8805850A GB2202905B (en) | 1987-03-12 | 1988-03-11 | Scroll compressor |
| KR1019880002522A KR910002405B1 (en) | 1987-03-12 | 1988-03-11 | Scroll compressor |
| MYPI88000253A MY104296A (en) | 1987-03-12 | 1988-03-11 | Scroll compressor |
| CN88101361A CN1016259B (en) | 1987-03-12 | 1988-03-12 | Scroll compressor |
| US07/167,844 US4886435A (en) | 1987-03-12 | 1988-03-14 | Scroll compressor with intermittent oil supply passage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62106668A JPS63272984A (en) | 1987-04-30 | 1987-04-30 | Scroll compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63272984A true JPS63272984A (en) | 1988-11-10 |
Family
ID=14439455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62106668A Pending JPS63272984A (en) | 1987-03-12 | 1987-04-30 | Scroll compressor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63272984A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100390428B1 (en) * | 2000-12-18 | 2003-07-07 | 엘지전자 주식회사 | lubricating device of an apparatus for preventing self rotation in scroll compressor |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61234288A (en) * | 1985-04-10 | 1986-10-18 | Daikin Ind Ltd | Oil feed construction of scroll type hydraulic machine |
-
1987
- 1987-04-30 JP JP62106668A patent/JPS63272984A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61234288A (en) * | 1985-04-10 | 1986-10-18 | Daikin Ind Ltd | Oil feed construction of scroll type hydraulic machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100390428B1 (en) * | 2000-12-18 | 2003-07-07 | 엘지전자 주식회사 | lubricating device of an apparatus for preventing self rotation in scroll compressor |
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