WO2016021590A1 - Open-type compressor - Google Patents
Open-type compressor Download PDFInfo
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- WO2016021590A1 WO2016021590A1 PCT/JP2015/072069 JP2015072069W WO2016021590A1 WO 2016021590 A1 WO2016021590 A1 WO 2016021590A1 JP 2015072069 W JP2015072069 W JP 2015072069W WO 2016021590 A1 WO2016021590 A1 WO 2016021590A1
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- WIPO (PCT)
- Prior art keywords
- oil supply
- supply passage
- drive shaft
- axial
- oil
- Prior art date
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B27/00—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders
- F04B27/08—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders coaxial with, or parallel or inclined to, main shaft axis
- F04B27/10—Multi-cylinder pumps specially adapted for elastic fluids and characterised by number or arrangement of cylinders having cylinders coaxial with, or parallel or inclined to, main shaft axis having stationary cylinders
- F04B27/1036—Component parts, details, e.g. sealings, lubrication
- F04B27/109—Lubrication
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/02—Lubrication
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- 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
Definitions
- the present invention enables oil supply to a sliding part through an oil supply passage which is provided on the outer periphery of the drive shaft and pumped up by an oil supply pump driven by the drive shaft along the axial direction in the drive shaft. It relates to an open type compressor.
- one end of the drive shaft that is rotatably supported inside the housing via a bearing protrudes outside the housing and is driven by power from the outside.
- the drive shaft is driven by the drive shaft as shown in Patent Document 1.
- the oil pump is provided, and the oil pumped up by the oil pump is supplied to the sliding portion through an oil passage formed in the drive shaft along the axial direction.
- a centrifugal or positive displacement oil pump is provided at the shaft end of the drive shaft, and the lubricating oil filled in the sealed container is supplied to the oil pump.
- a configuration is adopted in which the oil is pumped by the oil and the oil is supplied to the sliding portion through an oil supply passage which is perforated in the drive shaft along the axial direction.
- an oil supply passage formed in the drive shaft along the axial direction is provided with a predetermined dimension offset with respect to the axis, and oil supply is performed using centrifugal force.
- Japanese Patent Application Laid-Open No. H10-228707 discloses a device that improves performance.
- JP 2005-282446 A Japanese Patent Laid-Open No. 8-219063
- the present invention has been made in view of such circumstances, and is particularly capable of suppressing a decrease in the amount of oil supply due to an increase in flow path pressure loss in a high rotation speed range and improving the reliability with respect to the lubrication performance.
- An object is to provide a mold compressor.
- a drive shaft that is rotatably supported in a housing, one end of which protrudes outside the housing, and an outer peripheral portion of the drive shaft.
- An oil pump to be driven a pump chamber formed around the drive shaft and from which oil pumped up by the oil pump is discharged, and drilled along the axial direction in the drive shaft, from the pump chamber
- An open type compressor comprising: an axial oil supply passage for supplying oil to a sliding portion; and a radial oil supply passage provided in the drive shaft and guiding the oil in the pump chamber to the axial oil supply passage.
- the axial oil supply passage is provided at a position that is decentered by a predetermined dimension with respect to the axis of the drive shaft, and the radial oil supply passage is an open type compressor provided on the eccentric direction side of the axial oil supply passage. .
- the axial oil supply passage formed in the drive shaft is provided at a position deviated by a predetermined dimension with respect to the axis of the drive shaft, and the pump pumped up by the oil pump Since the radial oil supply passage that guides the chamber oil to the axial oil supply passage is provided in the eccentric direction of the axial oil supply passage, the axial oil supply passage is eccentric, and the radial oil supply passage is provided on the eccentric direction side. Accordingly, the passage length of the radial direction oil supply passage can be shortened, and the flow path pressure loss due to the centrifugal force generated at the inlet portion of the radial direction oil supply passage can be reduced.
- the length of the radial oil supply passage is the drive shaft radius, but when the radial oil supply passage is provided on the eccentric side of the axial oil supply passage, The passage length can be made shorter than the radius, and the flow path pressure loss can be reduced accordingly. Further, by decentering the axial oil supply passage by a predetermined dimension, it is possible to improve the oil supply performance for the sliding portion by utilizing the centrifugal pump effect that acts on the oil in the axial oil supply passage.
- the synergistic effect of the reduction effect of the flow pressure pressure loss in the radial direction oil supply passage and the improvement effect of the oil supply performance by the axial direction oil supply passage suppresses the decrease in the oil supply amount especially in the high rotation speed range, and the reliability for the lubrication performance. Can increase the sex.
- the radial direction oil supply passage may be provided at a position where the passage length is the shortest length on the axis line in the eccentric direction.
- the length of the radial direction oil supply passage is set to the axial direction oil supply passage. It is possible to minimize the flow path pressure loss due to the centrifugal force generated at the inlet portion of the radial direction oil supply passage by shortening the length by the amount corresponding to the eccentric dimension. Thereby, the amount of oil supply in the high rotation speed region can be improved, and the oil supply performance can be further improved.
- a passage diameter of the axial oil supply passage may be larger than a passage diameter of the radial oil supply passage.
- the passage diameter of the axial oil supply passage is larger than the passage diameter of the radial oil supply passage, it is easy to obtain the centrifugal pump effect due to eccentricity, and the flow passage in the passage Pressure loss can be reduced.
- the connecting portion between the radial direction oil supply passage and the axial direction oil supply passage is processed so as not to cause steps or burrs, and flow pressure loss occurs at the connection portion between the radial direction oil supply passage and the axial direction oil supply passage.
- the oil supply performance can be improved by suppressing the decrease in the oil supply amount in the high rotation speed range.
- the axial oil supply passage is decentered, the length of the radial oil supply passage is shortened by the amount of the radial oil supply passage provided on the eccentric direction side, and is generated at the inlet portion of the radial oil supply passage.
- the flow pressure loss due to the centrifugal force can be reduced, and the axial oil supply passage is decentered by a predetermined size, so that the centrifugal pump effect that acts on the oil in the axial oil supply passage is used to supply oil to the sliding portion.
- the oil supply amount can be reduced, especially in the high engine speed range due to the synergistic effect of reducing the flow pressure pressure loss in the radial direction oil supply passage and the effect of improving the oil supply performance by the axial direction oil supply passage. It can suppress and can improve the reliability with respect to lubrication performance.
- FIG. 3 is a cross-sectional view corresponding to aa in FIG. It is sectional drawing equivalent to FIG. 3 of the modification of the radial direction oil supply path provided in the said drive shaft. It is a graph which shows the oil supply characteristic in the said open type compressor.
- FIG. 1 is a longitudinal sectional view of an open type compressor according to an embodiment of the present invention.
- FIG. 2 is a sectional view (A) of a drive shaft and a right side view (B) thereof, and FIGS. FIG. 2A is a cross-sectional view corresponding to the line aa in FIG.
- the open-type compressor 1 includes a cylindrical housing 2 in which a front housing 3 and a rear housing 4 having a bottomed shape are integrally coupled via bolts 5.
- a bearing member 6 is fixedly installed via a bolt 7 on the opening end side of the front housing 3 in the housing 2, and a radial bearing portion 6 ⁇ / b> A of the bearing member 6 and a rolling bearing 8 installed in the front housing 3.
- the drive shaft 9 is rotatably supported.
- One end of the drive shaft 9 protrudes outside through the front housing 3, and power from an external drive source such as an engine is input to the protruding portion via the pulley 10 and the electromagnetic clutch 11. ing.
- the pulley 10 is rotatably supported on the outer periphery of a flange member 13 fixedly installed on the front end surface of the front housing 3 via a bolt 12 via a rolling bearing 14, and a coil assembly 15 of the electromagnetic clutch 11 is incorporated therein.
- the armature assembly 16 of the electromagnetic clutch 11 is assembled to the external projecting end of the drive shaft 9 with a bolt 17 through the boss portion so as to face the pulley 10.
- a mechanical seal 18 for sealing and sealing the penetrating portion of the drive shaft 9 is installed on the inner periphery of the flange member 13.
- a compression mechanism 19 is incorporated inside the housing 2 on the rear housing 4 side.
- the compression mechanism 19 is a scroll compression mechanism 19 including a pair of fixed scrolls 20 and a turning scroll 21.
- the scroll compression mechanism 19 is configured such that a pair of fixed scroll 20 and orbiting scroll 21 are engaged with each other by shifting the phase by 180 °, and a plurality of compression chambers 22 are formed between the scrolls 20, 21. 19 itself is well known.
- the fixed scroll 20 is fastened and fixed to the bearing member 6 via bolts 23, and a discharge cavity 26 is formed between the rear surface of the end plate and the inner surface of the rear housing 4.
- a discharge port 24 that discharges compressed gas into the discharge cavity 26 and a discharge valve 25 that opens and closes the discharge port 24 are provided on the end plate of the fixed scroll 20.
- the rear housing 4 is provided with a discharge port 27 for discharging the compressed gas discharged into the discharge cavity 26 to the outside so that a discharge pipe constituting a refrigeration cycle can be connected.
- the orbiting scroll 21 has a boss portion 28 on the back surface of the end plate, and a crank pin 9A provided on the inner end side of the drive shaft 9 with respect to the boss portion 28 via a drive bush 29 and an orbiting bearing 30. It is configured to be coupled and driven to rotate through the crankpin 9A by the rotation of the drive shaft 9. Further, the orbiting scroll 21 is supported by a thrust bearing 31 provided on the end plate back surface on the bearing member 6, and an Oldham link or pin ring interposed between the end plate back surface and the bearing member 6. The rotation is prevented by a well-known rotation prevention mechanism 32 composed of the above, and the revolving turning drive is performed with respect to the fixed scroll 20.
- a suction port 33 for connecting a suction pipe on the refrigeration cycle side is provided on the outer periphery on the front end side of the rear housing 4, and the low pressure gas sucked into the suction cavity 34 from the suction port 33 is compressed in the compression chamber 22 of the scroll compression mechanism 19. It is configured to be sucked into and compressed.
- the compression mechanism 19 is provided with a step portion for changing the wrap height in the spiral direction of the fixed scroll 20 and the orbiting scroll 21, and the outer wrap height is made higher than the inner wrap height.
- the so-called stepped scroll compression mechanism 19 capable of three-dimensional compression capable of compressing the gas not only in the circumferential direction but also in the axial direction is not limited to this.
- a required amount of lubricating oil is filled in the front housing 3, and the lower space in the front housing 3 is used as an oil reservoir 35 so that the oil is collected in the oil reservoir 35.
- the oil in the oil sump 35 is sucked into the oil supply pump 37 through the suction passage 36.
- the oil supply pump 37 forms an eccentric portion 9B (see FIG. 2) in the outer peripheral portion of the drive shaft 9 penetrating the front end surface of the front housing 3, and the front end surface of the front housing 3 is opposed to the eccentric portion 9B.
- a known rotary positive displacement pump having a configuration in which a rotor 38 that rotates eccentrically in a cylinder formed between the end faces of the flange member 13 is fitted.
- Oil pumped from the oil reservoir 35 by the oil supply pump 37 is discharged into a pump chamber 39 formed between the eccentric portion 9B around the drive shaft 9 and the mechanical seal 18.
- the oil pumped into the pump chamber 39 slides through the radial bearing portion 6A, the drive bush 29, the swivel bearing 30, the thrust bearing 31 and the like through the radial oil supply passage 40 and the axial oil supply passage 41 provided in the drive shaft 9. It is supplied to a part or a sliding part of the mechanical seal 18.
- the axial oil supply passage 41 provided along the axis L in the drive shaft 9 has a predetermined dimension (eccentric dimension) ⁇ h with respect to the axis L of the drive shaft 9. It is provided at an eccentric position.
- a radial oil supply passage 40 that guides oil in the pump chamber 39 to the axial oil supply passage 41 is provided in the eccentric direction of the axial oil supply passage 41.
- the radial direction oil supply passage 40 is provided at a position where the passage length h1 is the shortest length on the axis line in the eccentric direction.
- the present invention is not limited to the case where the radial direction oil supply passage 40 is provided on the eccentric axis, and the passage length h1 is the shortest length.
- the radial oil supply passage 40A may be provided in a direction having a certain angle with respect to the first oil supply passage. Even with such a configuration, the passage length h2 of the radial oil supply passage 40A can be made shorter than the passage length h of the axial oil supply passage 41 provided on the axis L of the drive shaft 9.
- the passage length h2 is h1 ⁇ h2 ⁇ h.
- the radial oil supply passage that guides the oil in the pump chamber 39 to the axial oil supply passage 41 is not limited to the eccentric axial line, and is provided on the eccentric direction side of the axial oil supply passage 41 to drive the length of the passage.
- the axial oil supply passage 41 can be shortened as compared with the case where the axial oil supply passage 41 is provided on the axis L of the shaft 9.
- the axial direction oil supply passage 41 is formed as a blind hole formed along the axis L from one end of the crankpin 9A.
- the radial oil supply passages 40, 40A are holes provided perpendicular to the radial direction in the vicinity of the end of the blind hole, and at the intersection (connecting portion), steps and burrs that cause flow path pressure loss are formed. It is necessary to prevent this from occurring.
- the axial oil supply passage 41 has a centrifugal pump effect due to eccentricity. It is easy to obtain, and it is configured to be able to reduce the flow path pressure loss in the passage and to perform communication processing so that a step, a burr, or the like does not occur at the connecting portion between both passages 40, 40A and 41.
- the following operational effects can be obtained.
- the open compressor 1 when the electromagnetic clutch 11 is turned on, the power input from the external drive source via the pulley 10 is transmitted to the drive shaft 9, and the drive shaft 9 is rotationally driven.
- the orbiting scroll 21 of the scroll compression mechanism 19 is driven to revolve around the fixed scroll 20, and the low pressure gas sucked into the suction cavity 34 from the suction port 33 is sucked into the compression chamber 22, compressed to a high pressure and discharged.
- the liquid is discharged from the port 24 into the discharge cavity 26 and discharged from the discharge port 27 to the refrigeration cycle.
- the oil supply pump 37 driven by the rotation of the drive shaft 9 sucks the lubricating oil in the oil sump 35 through the suction passage 36 and pumps it into the pump chamber 39.
- the oil pumped into the pump chamber 39 lubricates the sliding portion of the mechanical seal 18 and is guided to the axial oil supply passage 41 via the radial oil supply passages 40, 40 ⁇ / b> A.
- Supplied to the sliding portions such as the bearing portion 6A, the drive bush 29, the slewing bearing 30, the thrust bearing 31 and the like, and lubricates each sliding portion.
- the oil that has lubricated the sliding parts is collected in an oil sump 35 at the bottom of the housing 2 and recirculated.
- the axial oil supply passage 41 is provided at a position eccentric by a predetermined dimension ⁇ h with respect to the axis L of the drive shaft 9, and the oil in the pump chamber 39 is supplied to the axial oil supply passage 41.
- Radial direction oil supply passages 40, 40 ⁇ / b> A for guiding are provided on the eccentric direction side of the axial direction oil supply passage 41. Accordingly, the passage lengths h1 and h2 can be made shorter (h1 ⁇ h2 ⁇ h) than that in which the axial oil supply passage 41 is provided on the axis L of the drive shaft 9.
- the passage lengths h1 and h2 of the radial oil supply passages 40 and 40A are shortened corresponding to the dimension ⁇ h in which the axial oil supply passage 41 is decentered, and this occurs at the inlet portion of the radial oil supply passages 40 and 40A.
- Flow path pressure loss due to centrifugal force can be reduced.
- the oil supply performance for the sliding portion can be enhanced by utilizing the centrifugal pump effect that acts on the oil in the axial oil supply passage 41.
- FIG. 5 is a graph showing the oil supply characteristics when the forced oil supply method is employed, with the horizontal axis representing the rotational speed (rpm) of the drive shaft 9 and the vertical axis representing the oil supply amount (cm 3 / min).
- the horizontal axis representing the rotational speed (rpm) of the drive shaft 9
- the vertical axis representing the oil supply amount (cm 3 / min).
- the length h of the radial direction oil supply passage becomes longer. Refueling amount will decrease.
- the synergistic effect of the effect of reducing the flow pressure pressure loss in the radial direction oil supply passages 40 and 40A and the effect of improving the oil supply performance by the axial direction oil supply passage 41, the oil supply amount in the high rotation speed region is reduced. It is possible to suppress the decrease and increase the reliability with respect to the lubricating performance.
- the radial direction oil supply passage 40 is provided at a position where the passage length h1 is the shortest length on the axis line in the eccentric direction. Therefore, the passage length h1 of the radial direction oil supply passage 40 is shortened by an amount corresponding to the eccentric dimension ⁇ h of the axial direction oil supply passage 41, and the length h1 is set as the shortest length at the inlet portion of the radial direction oil supply passage 40.
- the flow path pressure loss due to the generated centrifugal force can be minimized. Thereby, the amount of oil supply in the high rotation speed region can be improved, and the oil supply performance can be further improved.
- the passage diameter d1 of the axial direction oil supply passage 41 is larger than the passage diameter d2 of the radial direction oil supply passages 40, 40A (d1> d2).
- the centrifugal pump effect due to the eccentricity of the axial oil supply passage 41 can be easily obtained, and the flow pressure loss in the passage can be reduced.
- the connecting portion between the radial direction oil supply passages 40 and 40A and the axial direction oil supply passage 41 is processed so as not to generate a step or a burr, and the flow path pressure loss at the connecting portion between both the passages 40, 40A and 41 is processed. Therefore, the synergistic effect can suppress the decrease in the amount of oil supply in the high engine speed range and improve the oil supply performance.
- the open type compressor 1 can improve the lubrication performance when applied to the open type scroll compressor 1 adopting a forced oiling system that operates at a high speed of 3600 rpm or more.
- this invention is not limited to the invention concerning the said embodiment, A deformation
- an example in which the present invention is applied to a scroll type compressor has been described as an example of the open type compressor 1.
- other types of open type compressors such as a rotary type, a swash plate type, and a reciprocating type are also described. Of course, the same applies.
- the oil pump 37 has been described with respect to an example in which a rotary positive displacement pump is applied.
- the present invention is not limited to this, and other types of oil pumps such as a screw pump may be used. Good.
Abstract
Description
図1は、本発明の実施形態に係る開放型圧縮機の縦断面図を示し、図2は、その駆動軸の断面図(A)とその右側面図(B)、図3および図4は、それぞれ図2(A)中のa-a断面相当図を示している。
開放型圧縮機1は、有底形状をなすフロントハウジング3とリアハウジング4とをボルト5を介して一体に結合した円筒状のハウジング2を備えている。 Embodiments according to the present invention will be described below with reference to FIGS. 1 to 5.
FIG. 1 is a longitudinal sectional view of an open type compressor according to an embodiment of the present invention. FIG. 2 is a sectional view (A) of a drive shaft and a right side view (B) thereof, and FIGS. FIG. 2A is a cross-sectional view corresponding to the line aa in FIG.
The open-
上記開放型圧縮機1において、電磁クラッチ11がONされると、プーリ10を介して外部駆動源から入力された動力は、駆動軸9に伝達され、駆動軸9が回転駆動される。これによって、スクロール圧縮機構19の旋回スクロール21が固定スクロール20周りに公転旋回駆動され、吸入口33から吸入キャビティ34内に吸入された低圧ガスを圧縮室22内に吸込み、高圧に圧縮して吐出ポート24から吐出キャビティ26内に吐出し、吐出口27から冷凍サイクルへと吐出する。 With the configuration described above, according to the present embodiment, the following operational effects can be obtained.
In the
2 ハウジング
9 駆動軸
37 給油ポンプ
39 ポンプ室
40,40A ラジアル方向給油通路
41 軸方向給油通路
L 駆動軸の軸線
Δh 偏心寸法
h1,h2 ラジアル方向給油通路の通路長さ
d1 軸方向給油通路の通路径
d2 ラジアル方向給油通路の通路径 DESCRIPTION OF
Claims (3)
- ハウジング内に回転自在に支持され、その一端部が前記ハウジングの外部に突出している駆動軸と、
前記駆動軸の外周部に設けられ、該駆動軸の回転により駆動される給油ポンプと、
前記駆動軸周りに形成され、前記給油ポンプにより汲み上げた油が吐出されるポンプ室と、
前記駆動軸内にその軸線方向に沿って穿設され、前記ポンプ室からの油を摺動部位に給油する軸方向給油通路と、
前記駆動軸に設けられ、前記ポンプ室の油を前記軸方向給油通路に導くラジアル方向給油通路と、を備えた開放型圧縮機において、
前記軸方向給油通路は、前記駆動軸の軸線に対して所定寸法偏心した位置に設けられ、
前記ラジアル方向給油通路は、前記軸方向給油通路の偏心方向側に設けられている開放型圧縮機。 A drive shaft that is rotatably supported in the housing and has one end projecting to the outside of the housing;
An oil supply pump provided on an outer peripheral portion of the drive shaft and driven by rotation of the drive shaft;
A pump chamber formed around the drive shaft and from which oil pumped by the oil pump is discharged;
An axial oil supply passage which is perforated along the axial direction in the drive shaft and supplies oil from the pump chamber to a sliding portion;
In an open type compressor provided with the radial direction oil supply passage provided in the drive shaft, and guiding the oil of the pump chamber to the axial direction oil supply passage,
The axial oil supply passage is provided at a position decentered by a predetermined dimension with respect to the axis of the drive shaft,
The radial oil supply passage is an open-type compressor provided on an eccentric side of the axial oil supply passage. - 前記ラジアル方向給油通路は、前記偏心方向の軸線上において通路長さが最短長さとなる位置に設けられている請求項1に記載の開放型圧縮機。 2. The open type compressor according to claim 1, wherein the radial direction oil supply passage is provided at a position where the passage length is the shortest on the axis in the eccentric direction.
- 前記軸方向給油通路の通路径は、前記ラジアル方向給油通路の通路径よりも大径とされている請求項1または2に記載の開放型圧縮機。
The open type compressor according to claim 1 or 2, wherein a passage diameter of the axial oil supply passage is larger than a diameter of the radial oil supply passage.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
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KR1020187028281A KR20180112091A (en) | 2014-08-08 | 2015-08-04 | Open-type compressor |
AU2015300143A AU2015300143B2 (en) | 2014-08-08 | 2015-08-04 | Open-type compressor |
KR1020167036107A KR102096139B1 (en) | 2014-08-08 | 2015-08-04 | Open-type compressor |
CN201580033419.XA CN106662093A (en) | 2014-08-08 | 2015-08-04 | Open-type compressor |
EP15829255.7A EP3150855B1 (en) | 2014-08-08 | 2015-08-04 | Open-type compressor |
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JP2014-162441 | 2014-08-08 | ||
JP2014162441A JP6462265B2 (en) | 2014-08-08 | 2014-08-08 | Open type compressor |
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WO2016021590A1 true WO2016021590A1 (en) | 2016-02-11 |
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JP (1) | JP6462265B2 (en) |
KR (2) | KR102096139B1 (en) |
CN (1) | CN106662093A (en) |
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JP2005282446A (en) * | 2004-03-29 | 2005-10-13 | Mitsubishi Heavy Ind Ltd | Scroll compressor |
JP2012097577A (en) * | 2010-10-29 | 2012-05-24 | Daikin Industries Ltd | Compressor |
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JPH04279792A (en) * | 1991-03-08 | 1992-10-05 | Toshiba Corp | Fluid compressor |
JPH08219063A (en) | 1995-02-13 | 1996-08-27 | Daikin Ind Ltd | Lubricating oil feeding structure for rotary shaft |
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CN202520559U (en) * | 2012-03-14 | 2012-11-07 | 广东美芝精密制造有限公司 | Crankshaft structure of rolling rotor compressor |
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2014
- 2014-08-08 JP JP2014162441A patent/JP6462265B2/en active Active
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2015
- 2015-08-04 AU AU2015300143A patent/AU2015300143B2/en active Active
- 2015-08-04 EP EP15829255.7A patent/EP3150855B1/en active Active
- 2015-08-04 KR KR1020167036107A patent/KR102096139B1/en active IP Right Grant
- 2015-08-04 WO PCT/JP2015/072069 patent/WO2016021590A1/en active Application Filing
- 2015-08-04 CN CN201580033419.XA patent/CN106662093A/en active Pending
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH05149277A (en) * | 1991-11-26 | 1993-06-15 | Mitsubishi Heavy Ind Ltd | Horizontal type closed scroll compressor |
JP2005282446A (en) * | 2004-03-29 | 2005-10-13 | Mitsubishi Heavy Ind Ltd | Scroll compressor |
JP2012097577A (en) * | 2010-10-29 | 2012-05-24 | Daikin Industries Ltd | Compressor |
Also Published As
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CN106662093A (en) | 2017-05-10 |
KR102096139B1 (en) | 2020-04-01 |
JP2016037922A (en) | 2016-03-22 |
EP3150855B1 (en) | 2020-04-22 |
AU2015300143A1 (en) | 2017-01-19 |
KR20180112091A (en) | 2018-10-11 |
AU2015300143B2 (en) | 2018-05-10 |
EP3150855A1 (en) | 2017-04-05 |
EP3150855A4 (en) | 2017-06-28 |
JP6462265B2 (en) | 2019-01-30 |
KR20170010406A (en) | 2017-01-31 |
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