CN104728119A - Rotary compressor oil separation device and rotary compressor with same - Google Patents
Rotary compressor oil separation device and rotary compressor with same Download PDFInfo
- Publication number
- CN104728119A CN104728119A CN201310719280.7A CN201310719280A CN104728119A CN 104728119 A CN104728119 A CN 104728119A CN 201310719280 A CN201310719280 A CN 201310719280A CN 104728119 A CN104728119 A CN 104728119A
- Authority
- CN
- China
- Prior art keywords
- oil separation
- oil
- rotary compressor
- separation part
- rotor
- 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
- 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
- F04C29/026—Lubricant separation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressor (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The invention discloses a rotary compressor oil separation device and a rotary compressor with the same. The compressor comprises a shell assembly, a motor stator, a motor rotor and a crank shaft, wherein the oil separation device comprises a first oil separation member; the first oil separation member is arranged on the top of the motor rotor or the crank shaft extends out of an extension part of the motor rotor; the first oil separation member comprises a first fixing part, an annular first oil separation part and a cylindrical second oil separation part; the first fixing part is connected with the top of the motor rotor or the extension part; the annular first oil separation part is connected with the first fixing part and is arranged along the radius direction of the crank shaft; the second oil separation part extends upwards from the outer edge of the first oil separation part along the axial direction of the crank shaft. The oil separation device disclosed by the invention is high in oil separation efficiency; the efficient oil separation effect at large displacement and high frequency is realized; the first oil separation part and the second oil separation part are rotary bodies, so that the rotary resistance is small and the effects on power consumption of the compressor are small.
Description
Technical field
The present invention relates to compressor, particularly relate to a kind of oil separation device of rotary compressor and there is the rotary compressor of this device.
Background technique
In rotary compressor, the Main Function of refrigerator oil is lubrication, sealing etc.During compressor operation, by crankshaft center oilhole, the refrigeration oil of bottom can be supplied to each friction pair, ensure the lubrication of compressor, prevent the wearing and tearing of Parts of Compressor, but refrigerator oil also can be dissolved in the refrigeration agent in compressor simultaneously.Particularly frequency-changeable compressor is when high frequency runs, and because exhaust flow rate is comparatively large, refrigeration oil very easily discharges compressor along with exhaust from outlet pipe, and the consequence caused like this is that the inner oil starvation of compressor causes lack of lubrication, parts wear, reduces compressor reliability.Meanwhile, too much refrigerator oil enters air-conditioning system, and refrigerator oil can adhere on the heat exchanger, causes its exchange capability of heat to reduce, and reduces the efficiency of air-conditioning.
Have a large amount of refrigerator oils bottom compressor in addition, during compressor operating, each friction pair that refrigerator oil to be supplied to pump assembly by the pump-absorb action of bent axle by refrigerator oil lubricates, and ensures the reliability of compressor.But the refrigeration agent of discharging in cylinder and refrigerator oil dissolve each other simultaneously, refrigerator oil is understood and is discharged to the upper cavity of stator after refrigerant mixed by motor passage, like this along with the rising of operation frequency, the increasing of discharge capacity, a large amount of refrigerator oils discharges compressor with refrigeration agent, and compressor inside cold machine oil reduces, and liquid level reduces, the lubrication of each friction pair cannot ensure, compressor reliability sharply can reduce and even cannot work.So be separated before discharge compressor with refrigeration agent by compressor inside cold machine oil, ensure that the reliability of oil reserve to compressor of compressor inside is most important.
Usual at compressor inside increase oil separating device at present, with the eliminating of freezing-inhibiting oil.Existing oil separating device is generally and is arranged on a flat board above compressor rotor or flange shape oil separating device, this kind of oil separating device oil inferior separating effect, particularly along with situations such as the rising of compressor operating frequency, discharge capacity increasings, DeGrain; And rotational resistance is excessive, compressor power consumption is high, and efficiency declines, and when especially high frequency runs, efficiency reduces obviously.
Summary of the invention
For above-mentioned prior art present situation, technical problem to be solved by this invention is, provides a kind of oil separation device of rotary compressor, and it can realize efficient oily separating effect under huge discharge, high frequency, and power consumption is little, little on compressor performance impact.Another technical problem to be solved by this invention is, provides a kind of rotary compressor with this oil separating device.
In order to solve the problems of the technologies described above, a kind of oil separation device of rotary compressor provided by the present invention, described compressor comprises frame set, motor stator, rotor and bent axle, the top of described frame set is provided with outlet pipe, described motor stator is fixed in described frame set, described rotor is fixed on described bent axle, and be placed in the endoporus of described motor stator, described oil separating device comprises the first oil separation member, this first oil separation member is installed on described rotor top or described bent axle stretches out on the extension of described rotor, described first oil separation member comprises the first fixing part be connected with described rotor top or described extension, circular first oil separation part arranged along described crank throw direction be connected with this first fixing part and from this first oil separation part outer rim along described Crankshaft to cylindrical shape second oil separation part upwards extended.
Wherein in an embodiment, described oil separation part also comprises tubular the 3rd oil separation part, diameter axially the broadening gradually from the lower to the upper along described bent axle of described 3rd oil separation part, and described 3rd oil separation part lower end is connected with described first fixing part, upper end is connected with the inner edge portion of described first oil separation part.
Wherein in an embodiment, the external diameter of described second oil separation part is D1, and the external diameter of described rotor is D0, and D1=0.5 ~ 0.8D0.
Wherein in an embodiment, the height of described second oil separation part is H1, and the external diameter of described first oil separation part is D1, and H1=0.1 ~ 0.4D1.
Wherein in an embodiment, the upper-end surface of described first oil separation part and the distance of described motor stator winding upper end are L1, and L1=-5mm ~ 30mm.
Wherein in an embodiment, the distance between the upper-end surface of described first oil separation part and the mouth of pipe of described outlet pipe in described frame set is L2, and L2=-10mm ~ 20mm.
Wherein in an embodiment, described first fixing part is provided with the first through hole, the described extension of this first through hole and described bent axle closely cooperates.
Wherein in an embodiment, described oil separating device also comprises the second oil separation member be arranged between described first oil separation member and described rotor top, and this second oil separation member comprises the second fixing part be connected with described rotor top or described extension and circular 4th oil separation part arranged along described crank throw direction from this second fixing part.
Wherein in an embodiment, described 4th oil separation part radial outer end rolls tiltedly towards described rotor relative to its radial inner end.
Wherein in an embodiment, the angle between described 4th oil separation part and the axis of described bent axle is θ, and θ=70 ° ~ 90 °.
Wherein in an embodiment, the distance between described 4th oil separation part outer rim and described rotor top is L3, and L3=5mm-30mm.
Wherein in an embodiment, described second fixing part is provided with the second through hole, the described extension of this second through hole and described bent axle closely cooperates.
Wherein in an embodiment, described rotor is provided with by described crankshaft side the rotor opening run through vertically, and described motor stator is provided with by described frame set side surface side the stator opening run through vertically.
A kind of rotary compressor provided by the present invention, comprises above-mentioned oil separating device.
Oil separation device of rotary compressor of the present invention, because the first oil separation member has circular first oil separation part and cylindric second oil separation part, first oil separation part and the second oil separation part rotate with crankshaft high-speed, when the mixture of refrigeration agent and refrigerator oil passes through this first oil separation member, rotating centrifugal separation is carried out to this part mixture, because the density of oil is large, oil is thrown toward radial shell wall side and winding, and the space be deposited between winding and housing, finally be back to bottom compressor from stator runner and the passage between stator and shell wall side, and oil separated after refrigeration agent discharge from outlet pipe, thus reach the object that refrigeration oil and refrigeration agent be separated.This oil separating device oil separation effect is high, achieves and realize efficient oily separating effect under huge discharge, high frequency; And because the first oil separation part and the second oil separation part are solid of rotation, rotational resistance is little, little on the impact of compressor power consumption.
Accompanying drawing explanation
Fig. 1 is the longitudinal sectional view with the rotary compressor of oil separating device in one of them embodiment of the present invention;
Fig. 2 is the partial schematic diagram of the rotary compressor in Fig. 1;
Fig. 3 and Fig. 4 is the structural representation of the first oil separation member of the oil separating device of rotary compressor in Fig. 1, and wherein, Fig. 3 is plan view, and Fig. 4 is plan view;
Fig. 5 and Fig. 6 is the structural representation of the second oil separation member of the oil separating device of rotary compressor in Fig. 1, and wherein, Fig. 5 is plan view, and Fig. 6 is plan view;
Fig. 7 is that the oil of the oil separating device of rotary compressor in Fig. 1 is separated schematic diagram.
Description of reference numerals: 1, outlet pipe; 2, cover assembly; 3, the first oil separation member; 3a, the first oil separation part; 3b, the second oil separation part; 3c, the 3rd oil separation part; 3d, the first fixing part; 3e, the first through hole; 4, the second oil separation member; 4a, the 4th oil separation part; 4b, the second fixing part; 4c, the second through hole; 5, staor winding; 6, rotor; 6a, rotor opening; 7, motor stator; 7a, stator opening; 8, bent axle; 8a, extension; 9, upper bearing (metal); 10, upper cylinder; 11, lower cylinder; 12, lower bearing; 13, refrigerator oil; 14, frame set; 15, liquor separator parts; 16, intermediate clapboard; 17, upper roller; 18, lower roller; 19, lower cover; 20, mounting base; 21, air gap between stators and rotators.
Embodiment
And the present invention is described in detail in conjunction with the embodiments below with reference to the accompanying drawings.It should be noted that, when not conflicting, the feature in following embodiment and embodiment can combine mutually.
Fig. 1 and Figure 2 shows that the structural representation of rotary compressor of the oil separating device had in one of them embodiment of the present invention.Rotary compressor comprises frame set 14, motor stator 7, rotor 6, pump assembly and oil separating device, the cover assembly 2 of described frame set 14 is provided with outlet pipe 1, described motor stator 7 is fixed in described frame set 14, described motor stator 7 is provided with by described frame set 14 side surface side the stator opening 7a run through vertically, described rotor 6 is fixed on the bent axle 8 of pump assembly, and being placed in motor stator 7 endoporus, described rotor 6 has rotor opening 6a by bent axle 8 side.Described pump assembly is fixedly welded on frame set 14, and pump assembly comprises upper bearing (metal) 9, lower bearing 12 and bent axle 8, is provided with upper cylinder 10 and lower cylinder 11 between upper bearing (metal) 9 and lower bearing 12, and upper cylinder 10 and lower cylinder 11 intermediate clapboard 16 separate.Be separately installed with roller 17 and lower roller 18 in upper cylinder 10 and lower cylinder 11, upper roller 17 and lower roller 18 are placed on the eccentric part up and down of bent axle 8 respectively.Have liquor separator parts 15 in frame set 14 outer installment, liquor separator parts 15 liang of bend pipes are connected with the intakeport of upper cylinder 10 with lower cylinder 11.Bottom frame set 14, be provided with lower cover 19 and mounting base 20, top is provided with cover assembly 2, forms an airtight cavity like this.During compressor operating, refrigeration agent is sucked from liquor separator parts 15, refrigeration agent enters in cylinder and compresses, high-pressure refrigerant after compression enters in housing chamber, and enter motor upper cavity by the air gap 21 between motor stator and rotor, stator opening 7a and rotor opening 6a, refrigeration agent finally discharges compressor from upper cover outlet pipe 1, enters air-conditioning system.
Described oil separating device is used for refrigerator oil to be separated with refrigeration agent.As depicted in figs. 1 and 2, oil separating device in the present embodiment comprises the first oil separation member 3, this first oil separation member 3 is installed on the top of described rotor 6 or described bent axle 8 stretches out on the extension 8a of described rotor 6, in order to play strong oily separating effect, in the present embodiment, the first oil separation member 3 is installed on described extension 8a.As shown in Figure 3 and Figure 4, described first oil separation member 3 comprise the first fixing part 3d be connected with the described extension 8a of described bent axle 8, the circular first oil separation part 3a arranged along described bent axle 8 radial direction be connected with this first fixing part 3d and from this first oil separation part 3a outer rim along the cylindrical shape second oil separation part 3b that the axis of described bent axle 8 upwards extends, described fixing part is provided with the first through hole 3e, the described extension 8a of this first through hole 3e and described bent axle 8 closely cooperates, and makes the first oil separation member 3 and bent axle 8 synchronous rotary.More preferably, described oil separation part also comprises the 3rd oil separation part 3c be arranged between described first oil separation part 3a and described fixing part, diameter axially the broadening gradually from the lower to the upper along described bent axle 8 of the 3rd oil separation part 3c, the lower end of the 3rd oil separation part 3c is connected with described first fixing part 3d, and upper end is connected with the inner edge portion of described first oil separation part 3a.Certainly, the first oil separation member 3 also can no third oil separation part 3c, the first oil separation part 3a directly be connected with the first fixing part 3d.
More preferably, the external diameter of described second oil separation part 3b is D1, and the external diameter of described rotor 6 is D0, and D1=0.5 ~ 0.8D0.More preferably, the height of described second oil separation part 3b is H1, and the external diameter of described first oil separation part 3a is D1, and H1=0.1 ~ 0.4D1.More preferably, the upper-end surface of described first oil separation part 3a and the distance of described motor stator winding 5 upper end are L1, and L1=-5mm ~ 30mm.More preferably, the distance between the upper-end surface of described first oil separation part 3a and the mouth of pipe of described outlet pipe 1 in described frame set 14 is L2, and L2=-10mm ~ 20mm.Know according to experimental study, the value of D1, H1, L1 and L2 can play best oily separating effect in above-mentioned scope.
Preferably, in order to increase oily separating effect, described oil separating device also comprises the second oil separation member 4 be arranged between described first oil separation member 3 and described rotor 6 top, as shown in Figure 5 and Figure 6, described second oil separation member 4 comprises the second fixing part 4b be connected with described rotor 6 top or described extension 8a and the circular 4th oil separation part 4a arranged along described bent axle 8 radial direction from this second fixing part 4b.In the present embodiment, second oil separation member 4 is installed on described extension 8a, described second fixing part 4b is provided with the second through hole 4c, and the described extension 8a of this second through hole 4c and described bent axle 8 closely cooperates, and makes the second oil separation member 4 with bent axle 8 synchronous rotary.Described 4th oil separation part 4a radial outer end rolls tiltedly towards described rotor 6 relative to its radial inner end.Further, the angle between described 4th oil separation part 4a and the axis of described bent axle 8 is θ, and θ=70 ° ~ 90 °.Further, the distance between described 4th oil separation part 4a outer rim and described rotor 6 top is L3, and L3=5mm-30mm (see Fig. 1).
Figure 7 shows that the oil of the oil separating device of the present embodiment is separated schematic diagram.Refrigeration agent is after the complete discharge of cylinder compression, mix with the refrigerator oil 13 of compressor inside, axially up arranged by the rotor opening 6a of the opening 7a of the gap 21 between motor stator 7 and rotor 6, motor stator 7, the gap between motor stator 7 and frame set 14 and rotor 6 inside.Rotor opening 6a is main circulation passage.The mixture of refrigeration agent and refrigerator oil 13 is stopped by the second oil separation member 4 with bent axle 8 High Rotation Speed after rotor opening 6a discharges, carry out oil and being separated of refrigeration agent, the footpath being simultaneously forced to be drained to motor is collided staor winding 5 backward and is again separated.Continue toward axial flow by a mixture part for the oil and refrigeration agent that do not complete separation after the second oil separation member 4, and the first oil separation member 3 is with the High Rotation Speed of bent axle 8, again rotating centrifugal separation is carried out to this part mixture, because the density of oil is large, oil is thrown toward radial frame set 14 wall and staor winding 5, and the space be deposited between staor winding 5 and frame set 14, finally be back to bottom compressor from the stator opening 7a of motor stator 7 and the passage between motor stator 7 and frame set 14 wall, and oil separated after refrigeration agent discharge from outlet pipe 1.
Relative to the oil recycle ratio of the compressor more than 2% without oil separating device structure, oil recycle ratio can be reduced to less than 0.5% by the oil separating device in the present embodiment, and effect clearly.Both ensure that the reliability of compressor, and also effectively can improve the performance of coupling air-conditioning system simultaneously.
Present invention also offers a kind of rotary compressor, it comprises above-mentioned oil separating device.Compressor is owing to have employed above-mentioned oil separating device, and it can realize efficient oily separating effect under huge discharge, high frequency, and power consumption is little, little on compressor performance impact.
The above embodiment only have expressed several mode of execution of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.
Claims (14)
1. an oil separation device of rotary compressor, described compressor comprises frame set, motor stator, rotor and bent axle, the top of described frame set is provided with outlet pipe, described motor stator is fixed in described frame set, described rotor is fixed on described bent axle, and be placed in the endoporus of described motor stator, described oil separating device comprises the first oil separation member, this first oil separation member is installed on described rotor top or described bent axle stretches out on the extension of described rotor, it is characterized in that, described first oil separation member comprises the first fixing part be connected with described rotor top or described extension, circular first oil separation part arranged along described crank throw direction be connected with this first fixing part and from this first oil separation part outer rim along described Crankshaft to cylindrical shape second oil separation part upwards extended.
2. oil separation device of rotary compressor according to claim 1, it is characterized in that, described oil separation part also comprises tubular the 3rd oil separation part, diameter axially the broadening gradually from the lower to the upper along described bent axle of described 3rd oil separation part, and described 3rd oil separation part lower end is connected with described first fixing part, upper end is connected with the inner edge portion of described first oil separation part.
3. oil separation device of rotary compressor according to claim 1 and 2, is characterized in that, the external diameter of described second oil separation part is D1, and the external diameter of described rotor is D0, and D1=0.5 ~ 0.8D0.
4. oil separation device of rotary compressor according to claim 1 and 2, is characterized in that, the height of described second oil separation part is H1, and the external diameter of described first oil separation part is D1, and H1=0.1 ~ 0.4D1.
5. oil separation device of rotary compressor according to claim 1 and 2, is characterized in that, the upper-end surface of described first oil separation part and the distance of described motor stator winding upper end are L1, and L1=-5mm ~ 30mm.
6. oil separation device of rotary compressor according to claim 1 and 2, is characterized in that, the distance between the upper-end surface of described first oil separation part and the mouth of pipe of described outlet pipe in described frame set is L2, and L2=-10mm ~ 20mm.
7. oil separation device of rotary compressor according to claim 1 and 2, is characterized in that, described first fixing part is provided with the first through hole, and the described extension of this first through hole and described bent axle closely cooperates.
8. oil separation device of rotary compressor according to claim 1, it is characterized in that, described oil separating device also comprises the second oil separation member be arranged between described first oil separation member and described rotor top, and this second oil separation member comprises the second fixing part be connected with described rotor top or described extension and circular 4th oil separation part arranged along described crank throw direction from this second fixing part.
9. oil separation device of rotary compressor according to claim 8, is characterized in that, described 4th oil separation part radial outer end rolls tiltedly towards described rotor relative to its radial inner end.
10. oil separation device of rotary compressor according to claim 9, is characterized in that, the angle between described 4th oil separation part and the axis of described bent axle is θ, and θ=70 ° ~ 90 °.
11. oil separation device of rotary compressors according to claim 9, is characterized in that, the distance between described 4th oil separation part outer rim and described rotor top is L3, and L3=5mm-30mm.
12. oil separation device of rotary compressors according to claim 8, is characterized in that, described second fixing part is provided with the second through hole, and the described extension of this second through hole and described bent axle closely cooperates.
13. oil separation device of rotary compressors according to claim 1 or 8, it is characterized in that, described rotor is provided with by described crankshaft side the rotor opening run through vertically, and described motor stator is provided with by described frame set side surface side the stator opening run through vertically.
14. 1 kinds of rotary compressors, is characterized in that, comprise as the oil separating device in claim 1 to 13 as described in any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310719280.7A CN104728119A (en) | 2013-12-23 | 2013-12-23 | Rotary compressor oil separation device and rotary compressor with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310719280.7A CN104728119A (en) | 2013-12-23 | 2013-12-23 | Rotary compressor oil separation device and rotary compressor with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104728119A true CN104728119A (en) | 2015-06-24 |
Family
ID=53452381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310719280.7A Pending CN104728119A (en) | 2013-12-23 | 2013-12-23 | Rotary compressor oil separation device and rotary compressor with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104728119A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105275819A (en) * | 2015-11-25 | 2016-01-27 | 安徽美芝精密制造有限公司 | Rotation compressor |
| WO2018130134A1 (en) * | 2017-01-10 | 2018-07-19 | 艾默生环境优化技术(苏州)有限公司 | Compressor |
| EP3401544A1 (en) * | 2017-05-12 | 2018-11-14 | LG Electronics Inc. | Scroll compressor with oil separation |
| CN109667756A (en) * | 2019-02-21 | 2019-04-23 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and heat exchange equipment |
| CN110805559A (en) * | 2019-10-24 | 2020-02-18 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and air conditioner |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85108114A (en) * | 1984-11-06 | 1986-08-27 | 株式会社东芝 | Rotary compressor for refrigerant |
| JPH057988U (en) * | 1991-07-16 | 1993-02-02 | 株式会社東芝 | Rotary compressor |
| CN101520046A (en) * | 2008-02-26 | 2009-09-02 | 东芝开利株式会社 | Closed compressor and refrigerating circulation device |
| CN102062080A (en) * | 2009-11-18 | 2011-05-18 | 三菱电机株式会社 | Compressor |
| EP2479436A1 (en) * | 2009-09-18 | 2012-07-25 | Mitsubishi Heavy Industries, Ltd. | Multistage compressor |
| CN202545262U (en) * | 2012-01-11 | 2012-11-21 | 珠海格力电器股份有限公司 | Oil separator for rotary compressor |
| CN203670214U (en) * | 2013-12-23 | 2014-06-25 | 珠海格力节能环保制冷技术研究中心有限公司 | Oil separation device for rotary compressor and rotary compressor with oil separation device |
-
2013
- 2013-12-23 CN CN201310719280.7A patent/CN104728119A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85108114A (en) * | 1984-11-06 | 1986-08-27 | 株式会社东芝 | Rotary compressor for refrigerant |
| JPH057988U (en) * | 1991-07-16 | 1993-02-02 | 株式会社東芝 | Rotary compressor |
| CN101520046A (en) * | 2008-02-26 | 2009-09-02 | 东芝开利株式会社 | Closed compressor and refrigerating circulation device |
| EP2479436A1 (en) * | 2009-09-18 | 2012-07-25 | Mitsubishi Heavy Industries, Ltd. | Multistage compressor |
| CN102062080A (en) * | 2009-11-18 | 2011-05-18 | 三菱电机株式会社 | Compressor |
| CN202545262U (en) * | 2012-01-11 | 2012-11-21 | 珠海格力电器股份有限公司 | Oil separator for rotary compressor |
| CN203670214U (en) * | 2013-12-23 | 2014-06-25 | 珠海格力节能环保制冷技术研究中心有限公司 | Oil separation device for rotary compressor and rotary compressor with oil separation device |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105275819A (en) * | 2015-11-25 | 2016-01-27 | 安徽美芝精密制造有限公司 | Rotation compressor |
| WO2018130134A1 (en) * | 2017-01-10 | 2018-07-19 | 艾默生环境优化技术(苏州)有限公司 | Compressor |
| EP3401544A1 (en) * | 2017-05-12 | 2018-11-14 | LG Electronics Inc. | Scroll compressor with oil separation |
| US11053938B2 (en) | 2017-05-12 | 2021-07-06 | Lg Electronics Inc. | Scroll compressor with oil separator |
| CN109667756A (en) * | 2019-02-21 | 2019-04-23 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and heat exchange equipment |
| CN110805559A (en) * | 2019-10-24 | 2020-02-18 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and air conditioner |
| CN110805559B (en) * | 2019-10-24 | 2023-11-03 | 珠海格力节能环保制冷技术研究中心有限公司 | Compressor and air conditioner |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104728119A (en) | Rotary compressor oil separation device and rotary compressor with same | |
| CN103867450B (en) | Rotary compressor | |
| CN106481555B (en) | A kind of horizontal compressor and temperature equipment | |
| JP3242528U (en) | rotation mechanism | |
| CN105604949B (en) | Compressor and there is its air conditioner | |
| JP5380482B2 (en) | Scroll compressor | |
| CN102105692B (en) | Oil recovery member, and motor mechanism and compressor using the same | |
| CN103306983B (en) | compressor drainage plate and rotary compressor | |
| CN101943156B (en) | Pump oil structure applied to full-closed refrigeration compressor | |
| CN206917862U (en) | Oil baffle and compressor | |
| CN203670214U (en) | Oil separation device for rotary compressor and rotary compressor with oil separation device | |
| CN203962411U (en) | The rotary compressor with external rotor electric machine | |
| CN203201804U (en) | Oil baffle plate and compressor using same | |
| CN204610284U (en) | Rotary compressor and refrigerating circulatory device | |
| CN203756540U (en) | Rotating compressor | |
| CN207195194U (en) | Screw compressor upper bracket and screw compressor | |
| CN105114341A (en) | Centrifugal compressor and room air conditioner comprising same | |
| CN204942021U (en) | Centrifugal compressor and there is its room air conditioner | |
| CN204941942U (en) | Rotary compressor and compression assembly thereof | |
| WO2005028869A1 (en) | Rotational motor and electric compressor | |
| CN204025053U (en) | Compressor and air conditioner | |
| CN107218224A (en) | The crankshaft group and compressor of compressor | |
| JP3721587B2 (en) | Hermetic electric compressor | |
| CN208057409U (en) | Two-stage differential pressure fuel feeding Horizontai rotary compressor | |
| CN205533253U (en) | Compressor and air conditioner with same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150624 |