JPS5928085A - Coolant compressor - Google Patents
Coolant compressorInfo
- Publication number
- JPS5928085A JPS5928085A JP13813282A JP13813282A JPS5928085A JP S5928085 A JPS5928085 A JP S5928085A JP 13813282 A JP13813282 A JP 13813282A JP 13813282 A JP13813282 A JP 13813282A JP S5928085 A JPS5928085 A JP S5928085A
- Authority
- JP
- Japan
- Prior art keywords
- cylinder device
- oil supply
- rotating shaft
- crank
- crank portion
- 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
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
- F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
- F04C18/356—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member
- F04C18/3562—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member the inner and outer member being in contact along one line or continuous surfaces substantially parallel to the axis of rotation
- F04C18/3564—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member the inner and outer member being in contact along one line or continuous surfaces substantially parallel to the axis of rotation the surfaces of the inner and outer member, forming the working space, being surfaces of revolution
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/001—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids of similar working principle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/008—Hermetic pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/02—Lubrication; Lubricant separation
- F04C29/025—Lubrication; Lubricant separation using a lubricant pump
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
〔発明の技術分野〕
本発明は、例えば、空気調和機や大型冷蔵庫等に組込ま
れる冷媒圧縮機に係り、特に、この冷媒圧縮機Ｊこおけ
る給油装置に関する。DETAILED DESCRIPTION OF THE INVENTION [Technical Field of the Invention] The present invention relates to a refrigerant compressor incorporated in, for example, an air conditioner or a large refrigerator, and particularly relates to an oil supply device for this refrigerant compressor.
既に提案されているこの補の冷媒圧縮機（ζおける潤滑
油の給油装置には、第１図に示されるように、密閉され
た横長のケーシングｌ内にステータ２とロータ３と一体
をなす回転軸４とで構成されるモータ５を設け、このモ
ータ５の駆動によって回転軸４の両端部に低段側シリン
ダー装置１及びこの低段側シリンダー装置Ｉに対して位
相角度を略１８０“ずらした高段側シリンダー装置■を
それぞれ設置したものである。The lubricating oil supply system for this supplementary refrigerant compressor (ζ) that has already been proposed includes a rotating stator 2 and a rotor 3 that are integrated in a sealed horizontally elongated casing l, as shown in Fig. 1. A motor 5 consisting of a shaft 4 is provided, and by driving this motor 5, a low stage cylinder device 1 is provided at both ends of the rotating shaft 4, and a phase angle is shifted by approximately 180" with respect to this low stage cylinder device I. Each cylinder is equipped with a cylinder device (■) on the higher stage side.
即ち、上記低段側シリンダー装置Ｉは、低段側シリンダ
ー６の両側に各軸受７を付設し、この両軸受７に上記回
転軸４の一端部を軸装すると共に、上記低段側シリンダ
ー６の位置する上記回転軸４にクランク部４ａを設け、
このクランク部４ａの外周面にローラー８を嵌装し、こ
のローラー８に給油ポンプを兼ねるブレード９をコイル
ばね１０の弾力で摺動自在に圧接し、上記クランク部４
ａの回転軸４に給油孔１１を穿設し、この給油孔１１に
潤滑油を供給する給油管１２を潤滑油１３に浸漬してい
る上記低段側シリンダー装置Ｉの上記ブレード９による
給油ポンプへ接続したものである。That is, the low-stage cylinder device I has bearings 7 attached to both sides of the low-stage cylinder 6, one end of the rotating shaft 4 is mounted on both bearings 7, and the low-stage cylinder 6 A crank part 4a is provided on the rotating shaft 4 where is located,
A roller 8 is fitted onto the outer peripheral surface of the crank portion 4a, and a blade 9 which also serves as an oil supply pump is slidably pressed against the roller 8 by the elasticity of a coil spring 10.
A refueling pump using the blade 9 of the lower stage cylinder device I, in which an oil supply hole 11 is bored in the rotating shaft 4 of a, and an oil supply pipe 12 for supplying lubricating oil to the oil supply hole 11 is immersed in lubricating oil 13. It is connected to.
又一方、上記高圧側シリンダー装置■は、駆動時の振動
及び騒音を低減するために、上記低段側シリンダー装置
ｔｌの位相角度を略１８０°すらして構成したものであ
って、高段側シリンダー１４の両側に両軸受１５を付設
し、この両側軸受１５に上記回転軸４の他端部を軸装す
ると共に、上記高段側シリンター１４の位置する上記回
転軸４にクランク部４ｂを設け、このクランク部４ｂの
外周部にローラー】６を嵌装し、このローラー１６にブ
レード１７をコイルばね１８の弾力で摺動自在ζこ圧接
し、上記クランク部４ｂの位置する上記回転軸４内に給
油孔１９を延設して潤滑給油し得るようにしたものであ
る。On the other hand, in order to reduce vibration and noise during driving, the high-pressure side cylinder device (2) is configured such that the phase angle of the low-pressure side cylinder device tl is approximately 180°, and the high-pressure side cylinder device Both bearings 15 are provided on both sides of the cylinder 14, and the other end of the rotating shaft 4 is mounted on the both side bearings 15, and a crank portion 4b is provided on the rotating shaft 4 where the high-stage cylinder 14 is located. A roller 6 is fitted on the outer circumference of the crank portion 4b, and a blade 17 is slidably pressed against the roller 16 by the elasticity of a coil spring 18, so that the blade 17 is pressed into contact with the roller 16 so as to be able to slide freely. An oil supply hole 19 is extended to enable lubrication.
従って、上述した冷媒圧縮機は、上記モータ５を駆動す
ることにより、上記回転軸４が回転するので、低段側シ
リンダー６のクランク部４ａは、ローラー８、低段側シ
リンダー６及びブレード９との共動作用で吸込弁から流
入した冷媒を圧縮し、これを吐出弁及び連結管を通して
、高段側シリンダー１４へ吸込弁を通して供給し、さら
に、この高段側シリンダー１４のクランク部４ｂは、ロ
ーラー１６、高段側シリンダー１４及びブレード１７と
の共働作用で冷媒をさらに加圧して、これを吐出弁から
周知の冷凍サイクルへ１栖塚供給し得るようになってい
る。Therefore, in the above-mentioned refrigerant compressor, since the rotating shaft 4 is rotated by driving the motor 5, the crank portion 4a of the low-stage cylinder 6 is connected to the roller 8, the low-stage cylinder 6, and the blade 9. The refrigerant flowing in from the suction valve is compressed and supplied to the higher stage cylinder 14 through the suction valve through the discharge valve and the connecting pipe. In cooperation with the rollers 16, the high-stage cylinder 14, and the blades 17, the refrigerant is further pressurized and can be supplied from the discharge valve to a well-known refrigeration cycle.
他方、給油ポンプを兼ねるブレード９は、潤滑油１３を
給油管１２、給油孔１１ 、１９を通して各クランク部
４ａ 、４ｂへ給油し得るようになっている。On the other hand, the blade 9, which also serves as an oil supply pump, is capable of supplying lubricating oil 13 to each of the crank parts 4a and 4b through an oil supply pipe 12 and oil supply holes 11 and 19.
しかしながら、上述した冷媒圧縮機における潤滑油の給
油手段は、高段部シリンダー装置…のブレード１７を低
段側シリンダー装ｆｆ１ｌに対して略１８０”の位相角
度をずらし、しかも、回転軸４の上位に設けられている
関係上、潤滑油を充分に、しかも、円滑に給油すること
が困難であるばかりでなく、給油距離が長いために、給
油時差を生じて摩擦による加熱を生じるおそれもある。However, the lubricating oil supply means in the refrigerant compressor described above shifts the phase angle of the blades 17 of the high-stage cylinder device by approximately 180” with respect to the low-stage cylinder device ff1l, and furthermore, Not only is it difficult to replenish lubricating oil sufficiently and smoothly, but also because the refueling distance is long, there is a risk of a difference in refueling time and heating due to friction.
本発明は、上述した事情に鑑ろてなされたものであって
、尚段側シリンダー装置がわに給油装置を設け、潤滑油
を強制的に高段側シリンダーへ給油して潤滑効率の向上
を図り、併せて、振動や騒音の発生を防止して静粛な運
転し得るようにしたことを目的とする冷媒圧縮機を提供
するものである。The present invention has been made in view of the above-mentioned circumstances, and it is possible to improve lubrication efficiency by providing a lubricating device on the high-stage cylinder device and forcibly supplying lubricating oil to the high-stage cylinder. The present invention also provides a refrigerant compressor which is capable of quiet operation by preventing the generation of vibrations and noise.
本発明は、位相角度を略１８０”ずらして構成される２
シリンダー装置を備えた圧縮機において、上記２シリン
ダー装置ａの回転軸の一端部にクランク部を形成し、こ
のクランク部の位置する保持部材にｒ閏滑油の吸込口及
び吐出口を設け、上記保持部材の一部に上記クランク部
に当接するようにしで付勢された可動弁体を１’７動自
任に設け、上記吐出口に給油通路を上目己一方のシリン
ダー装はへ給油し得るようにして構成したものである。The present invention is constructed by shifting the phase angle by approximately 180".
In a compressor equipped with a cylinder device, a crank portion is formed at one end of the rotating shaft of the two-cylinder device a, and a holding member on which the crank portion is located is provided with an inlet and an outlet for lubricating oil, and the above-mentioned A movable valve body is provided in a part of the holding member so as to come into contact with the crank part, and the movable valve body is automatically biased, and an oil supply passage is connected to the discharge port so that oil can be supplied to one of the cylinder units. This is how it was constructed.
以下、本発明を図示の一実施例について説明する。 Hereinafter, the present invention will be described with reference to an illustrated embodiment.
なお、本発明は、上述した具体例と同一構成部材には同
じ符号を付して説明する。It should be noted that the present invention will be described with the same reference numerals attached to the same constituent members as in the above-described specific example.
第２図及び第３図において、符号ｌは、密閉された横長
のケーシングであって、このケーシング１の中程には、
ステータ２及びロータ３と一体をなす回転軸４によって
構成されるモータ５が設けられており、上記回転軸４の
両端部には、低段側シリンダー装置Ｉ及びこの低段側シ
リンダー装置■に対して位相角度を略１８０″すらした
高段側シリンダー装ｆｉｌ １１がそれぞれ設置されて
いる。In FIGS. 2 and 3, reference numeral l denotes a closed horizontally long casing, and in the middle of this casing 1 there is a
A motor 5 is provided with a rotating shaft 4 that is integral with the stator 2 and the rotor 3. At both ends of the rotating shaft 4, there is a lower cylinder device I and a lower cylinder device ■. A high stage side cylinder device fil 11 having a phase angle of approximately 180'' is installed respectively.
一方、上記低段１ｉ１１Ｊシリンター装置１の低段側シ
リンダー６の両側には、谷輔受７が付設されており、こ
の両軸受７には、回転軸４の一端部が回転自在に軸装さ
れている。又、上記低段側シリンダー６の位置する上記
回転軸４には、クランク部４ａが設けられており、この
クランク部４ａの外周面にはローラー８が嵌装されてい
る。さらζこ、このローラー８の一部には、給油ポンプ
を兼ねるブレード９が伸張性のコイルばねｌＯの弾力で
当接し得るようにしてｔｌｉｌ Ｍｉｌｌ自在に設けら
れている。又一方、上記クランク部４ａの位置する回転
軸４には、給油孔１１が穿設されており、この給油孔１
１には給油管１２が＃１滑油１３に浸漬しているブレー
ド９の位置する一ヒ記低段側シリンダー６に接続され一
部いる。On the other hand, on both sides of the low-stage cylinder 6 of the low-stage 1i11J cylinder device 1, there are provided bearings 7, and one end of the rotating shaft 4 is rotatably mounted on both bearings 7. ing. Further, the rotating shaft 4 on which the low-stage cylinder 6 is located is provided with a crank portion 4a, and a roller 8 is fitted on the outer peripheral surface of the crank portion 4a. Furthermore, a blade 9 which also serves as a refueling pump is freely provided on a part of the roller 8 so as to be able to come into contact with it by the elasticity of an extensible coil spring IO. On the other hand, an oil supply hole 11 is bored in the rotating shaft 4 on which the crank portion 4a is located.
1, an oil supply pipe 12 is partially connected to the lower stage cylinder 6 in which the blade 9, which is immersed in #1 lubricant 13, is located.
他方、上記高段側シリンダー装置■の尚段ｌＯシリンダ
ート１の両側には、軸受茄及び保持ｉｆｆ材２１が設け
られており、この軸受′２１）には回転軸４の他端部が
成製されている。又、上記菌膜側シリンター１４及び上
記保持部材２１の中程に位ｔｄする上記回転ＩＩ＋ ４
には、クランク部４ｂ及びカム機能を有するクランク部
４Ｃが設けられており、上呂己クランク部４ｂの外周に
はローラー１６が嵌装されている。On the other hand, a bearing and a holding material 21 are provided on both sides of the lower stage lO cylinder 1 of the higher stage cylinder device (2), and the other end of the rotating shaft 4 is formed on this bearing '21). Manufactured. Further, the rotation II+ 4 is located midway between the bacterial membrane side cylinder 14 and the holding member 21.
is provided with a crank portion 4b and a crank portion 4C having a cam function, and a roller 16 is fitted around the outer periphery of the crank portion 4b.
さらに、このローラー１６の−ｒｉＢには、ブレード１
７が伸張性のはね１８の弾力によって当接し得るように
して摺動自在に設けられている。さらに又、上記潤滑油
１３に浸漬している上記保持部材２１の下部の条溝２１
ａには、可動弁体ρが伸張性のコイルばね乙の弾力で
上記クランク部４ｃに当接し得るようにして摺動自在に
設けられており、上記可！ｉ１１弁体２２の下位に位１
ｄする上記保持部材２ｔには潤滑油の吸込口２４及び吐
出口５が付設されている。さら（こ、この吐出１」５に
は給油通路２６が上記ブレード１７の位置する烏段側シ
リンタ′−１４に給油しイｕるようにして設けられてい
る。Furthermore, the blade 1 is attached to -riB of this roller 16.
7 is slidably provided so that it can come into contact with the elasticity of an extensible spring 18. Furthermore, the groove 21 in the lower part of the holding member 21 is immersed in the lubricating oil 13.
A is provided with a movable valve body ρ slidably so as to be able to come into contact with the crank portion 4c by the elasticity of an extensible coil spring B. i11 Lower position 1 of valve body 22
A suction port 24 and a discharge port 5 for lubricating oil are attached to the holding member 2t. Furthermore, an oil supply passage 26 is provided in this discharge 1''5 so as to supply oil to the column side cylinder'-14 where the blade 17 is located.
従って、上記七−夕５の駆動時、給油ポンプを兼ねるブ
レード９は潤滑油１３を給油管１２、給油孔１１ 、１
９を通して各クランク部４ａ、４ｂへ給油し得ると共に
、他方、上記クランク部４ｃに当接する可動弁体２２は
条（４２１ａ内を上・下方向に摺動することにより、潤
滑油１３を吸込口２４からキャビン２１ｂ内に吸入し、
さらに吐出口６から給油通路２６を通して上記ブレード
１７へ強制的に給油するようになっている。Therefore, when the Tanabata 5 is driven, the blade 9, which also serves as an oil supply pump, supplies lubricating oil 13 to the oil supply pipe 12, the oil supply holes 11, 1.
The movable valve body 22, which contacts the crank part 4c, can supply lubricating oil 13 to the crank parts 4a and 4b through the suction port 9 by sliding upward and downward within the shaft 421a. 24 into the cabin 21b,
Further, the blade 17 is forcibly supplied with oil from the discharge port 6 through the oil supply passage 26.
次に、第４図乃至第７図は、本発明の他の実施例であっ
て、これは、回転軸４のクランク部４ｃをこれに隣設す
る他のクランク部４ｂで＊用するようＩこし、上記保持
部材２１を薄形の軸受にすると共に、可動弁体〃に切欠
部２２ａを形成して冷媒の流れを邪魔しないようにし、
さらに、吐出口６に給油管２６を通して上記ブレード１
７がわへ強制的に給油し得るようにしたものであり、上
述した具体例と実質的に同一内容をなすものである。Next, FIGS. 4 to 7 show other embodiments of the present invention, in which the crank part 4c of the rotating shaft 4 is used with another crank part 4b adjacent thereto. In addition, the holding member 21 is made into a thin bearing, and a notch 22a is formed in the movable valve body so as not to disturb the flow of the refrigerant.
Furthermore, the blade 1 is passed through the oil supply pipe 26 to the discharge port 6.
7, and is substantially the same as the specific example described above.
次に、第８図及び第９図に示される他の実施例は、横形
の冷媒圧縮機であって、これは、横長いケーシング１内
の左右両側に低段側シリンダー装置ｌ及び高段側シリン
ダー装置Ｍを設置すると共ζこ、潤滑油１３に連通して
いる給油通路２７を回転軸４に軸方向にして穿設し、こ
の給油通路２７内にねじポンプあを挿着して潤滑油１３
を吸い上げるようにし、しかも、このねじポンプあのね
じ翼片２８ｇに複数の切起片２８ｂを付設して給油効率
を上げるようにし、しかも、上記低段側シリンダー装置
Ｉと高段側シリンダー装置Ｕとに各給油機構を設けたも
のである。Next, another embodiment shown in FIGS. 8 and 9 is a horizontal refrigerant compressor, which includes a low-stage cylinder device l and a high-stage cylinder device l on both left and right sides in a horizontally elongated casing 1. When the cylinder device M is installed, an oil supply passage 27 communicating with the lubricating oil 13 is bored in the rotating shaft 4 in the axial direction, and a screw pump A is inserted into this oil supply passage 27 to supply the lubricating oil. 13
In addition, a plurality of cut and raised pieces 28b are attached to the threaded blades 28g of this screw pump to increase the refueling efficiency. It is equipped with various oil supply mechanisms.
又一方、第１Ｏ図に示される他の実施例は、横長のケー
シングｌ内に設けられた１箇のステータ２に各回転軸４
と一体の各ロータ３を設け、上記低段側シリンダー装置
■と高段側シリンダー装置■とに各給油機構を設けたも
のであり、これによって組立を容易にするようにしたも
のである。On the other hand, in another embodiment shown in FIG.
Each rotor 3 is provided integrally with the above-mentioned low-stage cylinder device (2) and the high-stage cylinder device (2) are each provided with an oil supply mechanism, thereby facilitating assembly.
以上述べたように本発明によれば、位相角度を略１８０
°ずらして構成される２シリンダー装置を備えた圧縮機
において、上記２シリンダー装置Ｉ。As described above, according to the present invention, the phase angle is approximately 180
In a compressor equipped with a two-cylinder device configured to be shifted by °, the two-cylinder device I described above.
■の回転軸４の一端部にクランク部４ｂ、４ｃを形成し
、このクランク部４ｂ 、４ｃの位置する保持部材２１
、２ｉに潤滑油１３の吸込口２４笈び吐出口６を穿設
し、上Ｈｔｌ呆持部材２１ 、２１の一部に上記クラン
ク部４ｂ、４ｃに当接するようにして付勢された可動弁
体ｎを摺動自在に設け、上記吐出口６へ給油し得るよう
に設けたものであるから、給油時差を生じることなく、
積極的に強制給油できるばかりでなく、振動や騒音の発
生を阻止して静粛に運転することができる。Crank parts 4b and 4c are formed at one end of the rotating shaft 4, and a holding member 21 on which the crank parts 4b and 4c are located.
, 2i are provided with a suction port 24 and a discharge port 6 for the lubricating oil 13, and a movable valve is biased so as to come into contact with the crank parts 4b and 4c on a part of the upper Htl retainer members 21 and 21. Since the body n is slidably provided so that oil can be supplied to the discharge port 6, there is no difference in oil supply time.
Not only can the system actively force refueling, but it can also prevent vibration and noise from occurring, resulting in quiet operation.
第１図は、既に提案されている冷媒圧縮機の断面図、第
２図は、本発明による冷媒圧縮機の断面図、第３図は、
第２図中の鎖線Ａ−Ａに沿う縦断面図、第４図乃至第１
θ図は、本発明の他の実施例を示す各図である。
■・・・ケーシング、４・・・回転軸、５・・・モータ
、６・・低段側シリンダー、７・・・軸受、８・・・ロ
ーラー、９・・・ブレード、１１・・・給油孔、１２・
・・給油官、１４・高段側シリンダー、１５・・・軸受
、１６・・・ローラー、１７・・・ブレード、加・・・
軸受、２１・・・保持部材、２２・・・可動弁体、お・
・・コイルばね、２４・・・吸込口、５・・・吐出口、
２ｂ・・・給油通路。FIG. 1 is a sectional view of a refrigerant compressor that has already been proposed, FIG. 2 is a sectional view of a refrigerant compressor according to the present invention, and FIG. 3 is a sectional view of a refrigerant compressor according to the present invention.
A longitudinal sectional view taken along the chain line A-A in Fig. 2, Fig. 4 to Fig. 1
The θ diagrams are diagrams showing other embodiments of the present invention. ■...Casing, 4...Rotating shaft, 5...Motor, 6...Low stage cylinder, 7...Bearing, 8...Roller, 9...Blade, 11...Oil supply Hole, 12・
...Refueling officer, 14.High stage cylinder, 15.Bearing, 16.Roller, 17.Blade, processing...
Bearing, 21... Holding member, 22... Movable valve body, O.
...Coil spring, 24...Suction port, 5...Discharge port,
2b...Refueling passage.
Claims (1)
ダー装置を備えた圧縮機において、上記２シリンダー装
置の回転軸の一端部にクランク部を形成し、このクラン
ク部の位置する保持部材に潤滑油の吸込口及び吐出口を
穿設し、上記保持部材の一部に上記クランク部に当接す
るようにして付勢された可動弁体を摺動自在に設け、上
記吐出口に給油フ良路を上記一方のシリンダー装置へ給
油し得るようにして設けたことを特徴とする冷媒圧縮機
。 ２、一方のシリンダー装置のクランク部に欠切部を有す
る可動弁体を、ロータを介して、当接して設けたことを
特徴とする特許諸求の範囲第１項記載の冷媒圧縮機。[Claims] 1. In a compressor equipped with a two-cylinder device configured with a phase angle shifted by approximately 180°, a crank portion is formed at one end of the rotating shaft of the two-cylinder device, and the crank portion is A suction port and a discharge port for lubricating oil are provided in a holding member located therein, and a movable valve body that is biased so as to come into contact with the crank portion is slidably provided in a part of the holding member. A refrigerant compressor, characterized in that a refueling passage is provided at the outlet so as to be able to refuel the one cylinder device. 2. A refrigerant compressor according to claim 1, characterized in that a movable valve body having a notch is provided in the crank part of one of the cylinder devices so as to be in contact with the rotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13813282A JPS5928085A (en) | 1982-08-09 | 1982-08-09 | Coolant compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13813282A JPS5928085A (en) | 1982-08-09 | 1982-08-09 | Coolant compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5928085A true JPS5928085A (en) | 1984-02-14 |
Family
ID=15214729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13813282A Pending JPS5928085A (en) | 1982-08-09 | 1982-08-09 | Coolant compressor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5928085A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4889475A (en) * | 1987-12-24 | 1989-12-26 | Tecumseh Products Company | Twin rotary compressor with suction accumulator |
| US4902205A (en) * | 1986-09-30 | 1990-02-20 | Brasil Compressores Sa | Oil pump for a horizontal type rotary compressor |
| EP1489308A3 (en) * | 2003-06-20 | 2008-02-06 | Emerson Climate Technologies, Inc. | Plural compressors |
| JP2012219671A (en) * | 2011-04-06 | 2012-11-12 | Nippon Soken Inc | Compressor |
| CN107191372A (en) * | 2017-07-31 | 2017-09-22 | 广东美芝制冷设备有限公司 | Rotary compressor and the refrigerating plant with it |
| CN107202014A (en) * | 2017-07-31 | 2017-09-26 | 广东美芝制冷设备有限公司 | Compressor and the refrigerating plant with it |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5738690A (en) * | 1980-08-14 | 1982-03-03 | Matsushita Electric Ind Co Ltd | Scroll two-cylinder compressor |
-
1982
- 1982-08-09 JP JP13813282A patent/JPS5928085A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5738690A (en) * | 1980-08-14 | 1982-03-03 | Matsushita Electric Ind Co Ltd | Scroll two-cylinder compressor |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4902205A (en) * | 1986-09-30 | 1990-02-20 | Brasil Compressores Sa | Oil pump for a horizontal type rotary compressor |
| US4889475A (en) * | 1987-12-24 | 1989-12-26 | Tecumseh Products Company | Twin rotary compressor with suction accumulator |
| EP1489308A3 (en) * | 2003-06-20 | 2008-02-06 | Emerson Climate Technologies, Inc. | Plural compressors |
| EP2048364A3 (en) * | 2003-06-20 | 2010-07-07 | Emerson Climate Technologies, Inc. | Plural compressors with capacity control |
| JP2012219671A (en) * | 2011-04-06 | 2012-11-12 | Nippon Soken Inc | Compressor |
| CN107191372A (en) * | 2017-07-31 | 2017-09-22 | 广东美芝制冷设备有限公司 | Rotary compressor and the refrigerating plant with it |
| CN107202014A (en) * | 2017-07-31 | 2017-09-26 | 广东美芝制冷设备有限公司 | Compressor and the refrigerating plant with it |
| CN107191372B (en) * | 2017-07-31 | 2021-07-06 | 广东美芝制冷设备有限公司 | Rotary compressor and refrigeration device having the same |
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