CN110530079A - Oil separator with oil cooling function and water chilling unit - Google Patents
Oil separator with oil cooling function and water chilling unit Download PDFInfo
- Publication number
- CN110530079A CN110530079A CN201910872778.4A CN201910872778A CN110530079A CN 110530079 A CN110530079 A CN 110530079A CN 201910872778 A CN201910872778 A CN 201910872778A CN 110530079 A CN110530079 A CN 110530079A
- Authority
- CN
- China
- Prior art keywords
- oil
- heat exchanger
- lubricating oil
- shoe cream
- cream room
- 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.)
- Withdrawn
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 21
- 238000001816 cooling Methods 0.000 title abstract description 15
- 239000003921 oil Substances 0.000 claims abstract description 96
- 239000010687 lubricating oil Substances 0.000 claims abstract description 63
- 239000003507 refrigerant Substances 0.000 claims abstract description 34
- 239000006071 cream Substances 0.000 claims description 36
- 238000007599 discharging Methods 0.000 claims description 18
- 238000001914 filtration Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 20
- 238000005461 lubrication Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 239000010730 cutting oil Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000002277 temperature effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B1/00—Compression machines, plants or systems with non-reversible cycle
- F25B1/005—Compression machines, plants or systems with non-reversible cycle of the single unit type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
- F25B43/02—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat for separating lubricants from the refrigerant
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2500/00—Problems to be solved
- F25B2500/09—Improving heat transfers
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Power Engineering (AREA)
- Compressor (AREA)
Abstract
The invention discloses an oil separator with an oil cooling function and a water chilling unit, wherein the oil separator comprises: the oil storage device comprises a shell, wherein an oil storage cavity is arranged in the shell; the heat exchanger is arranged in the oil storage cavity and used for exchanging heat with the filtered lubricating oil. According to the oil separator, the heat exchanger is arranged in the oil storage cavity of the shell, so that lubricating oil filtered by the oil separator can be directly subjected to heat exchange and cooling in the oil separator, the lubricating oil and a refrigerant are separated by the oil separator, the space in the oil storage cavity is large, refrigerant gas can be rapidly discharged, the heat exchange effect of the lubricating oil cannot be influenced, and the cooling effect of the lubricating oil is greatly improved.
Description
Technical field
The present invention relates to water cooler technical fields, and in particular to a kind of oil eliminator and cooling-water machine of band oil refrigerating function
Group.
Background technique
Conventional upright oil eliminator by collision, rotation point, natural subsidence, filtering the effects of, realize compressor air-discharging oil,
Gas separation.Compressor in the process of running, the effects of needing lubricating oil to realize lubrication, seal and cool.People are
It can reduce compressor exhaust temperature, widen compressor range of operation, other than to motor hydrojet, also using lubricating oil to turning
Sub- chamber cools down.In order to realize the preferable cold effect of oil, external heat exchanger is usually used, refrigerant is first passed through and comes to profit
Lubricating oil cooling, then compressor drum chamber is cooled down by subzero oil, realizing reduces compressor exhaust temperature effect, however outer
It sets in heat exchanger, due to that may be mixed with some refrigerant in lubricating oil, lubricating oil enters when exchanging heat in heat exchanger tube, refrigerant gas
Body is easy siltation in the bending place of heat exchanger tube, smooth cannot be discharged, to influence the heat transfer effect of lubricating oil.
Summary of the invention
The invention discloses the oil eliminators and water cooler of a kind of band oil refrigerating function, solve existing external heat exchanger
The problem of the heat transfer effect difference of lubricating oil.
According to an aspect of the present invention, a kind of oil eliminator is disclosed, comprising: shell is provided with storage in the shell
Oil pocket；Heat exchanger, the heat exchanger are arranged in the shoe cream room, and the heat exchanger is used to exchange heat with the lubricating oil filtered out.
Further, the bottom of the shoe cream room is arranged in the heat exchanger.
Further, the heat exchanger includes the heat exchanger tube of internal circulation refrigerant, and the heat exchange pipe dish is located at the storage
In oil pocket.
Further, the heat exchanger is oil cooler.
Further, exhaust entrance and air exit are additionally provided on the shell, the exhaust entrance described is vented out
Mouth is connected to the shoe cream room respectively.
Further, the oil eliminator further include: filter device, the filter device are located in the shoe cream room, institute
It states filter device and is stored in the storage for filtering out the lubricating oil in compressor air-discharging, the lubricating oil that the filter device filters out
In oil pocket.
Further, the filter device includes strainer, and the strainer is arranged at the air exit position, the filter
Net is used to filter out the lubricating oil in compressor air-discharging.
Further, the housing bottom is additionally provided with lubricating oil outlet, the lubricating oil outlet and the shoe cream room bottom
Portion's connection.
According to another aspect of the present invention, a kind of water cooler is disclosed, including above-mentioned oil eliminator.
Further, the water cooler further include: condenser, the condenser are connected to the oil eliminator.
Further, the heat exchanger is oil cooler, and the outlet of the oil cooler and the refrigerant of the condenser enter
Mouth connection, the entrance of the oil cooler are connected to the refrigerant exit of the condenser by refrigerant pipeline.
Further, exhaust entrance and air exit, the exhaust entrance, the air exit are provided on the shell
Be connected to respectively with the shoe cream room, the exhaust entrance is also communicated with compressor, the air exit also with the condenser
Refrigerant inlet connection.
Further, the water cooler further include: electric expansion valve, the electric expansion valve are arranged in the refrigerant pipe
On the road；Temperature sensor, the temperature sensor are arranged at the exhaust entrance position, and the temperature sensor is for detecting
The temperature of compressor air-discharging；Control device, the control device is separately connected the electric expansion valve and temperature sensor, described
Control device is used for the temperature according to compressor air-discharging, the aperture of the electric expansion valve is controlled, to adjust the temperature of oil cooler
Degree.
Oil eliminator of the invention can be filtered oil eliminator by the way that heat exchanger to be arranged in the shoe cream room of shell
Lubricating oil out is directly cooling in oil eliminator internal heat, since oil eliminator separates lubricating oil and refrigerant, and
Oil storage cavity space is larger, and cold media gas can quickly be discharged, and will not influence the heat transfer effect of lubricating oil, makes the cooling of lubricating oil
Effect greatly improves.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the oil eliminator of the embodiment of the present invention；
Fig. 2 is the structural schematic diagram of the water cooler of the embodiment of the present invention；
Legend: 10, shell；11, exhaust entrance；12, air exit；13, lubricating oil outlet；20, filter device；30, it stores up
Oil pocket；40, heat exchanger；41, entrance；42, it exports；50, condenser；51, refrigerant inlet；52, refrigerant exit；60, refrigerant pipeline；
70, electric expansion valve；80, temperature sensor.
Specific embodiment
Below with reference to embodiment, the present invention will be further described, but is not limited to the content on specification.
As shown in Figure 1, the invention discloses a kind of oil eliminators, comprising: shell 10 and heat exchanger 40, the interior setting of shell 10
There is shoe cream room 30；Heat exchanger 40 is arranged in shoe cream room 30, and heat exchanger 40 is used to exchange heat with the lubricating oil filtered out.Of the invention
Oil eliminator, by heat exchanger being arranged in the shoe cream room 30 of shell 10, the lubricating oil that oil eliminator can be filtered out is straight
It connects in the cooling of oil eliminator internal heat, it is empty since oil eliminator separates lubricating oil and refrigerant, and in shoe cream room 30
Between it is larger, cold media gas can quickly be discharged, and will not influence the heat transfer effect of lubricating oil, mention the cooling effect of lubricating oil significantly
It is high.
In the above-described embodiments, the bottom of shoe cream room 30 is arranged in heat exchanger 40.Oil eliminator of the invention will be by that will change
The bottom of shoe cream room 30 is arranged in hot device 40, thus can be so that heat exchanger all submerges after lubrication buildup to certain altitude
In lubricating oil, heat exchange is carried out to the maximum extent to improve, greatly improves the cooling effect of lubricating oil.
In the above-described embodiments, heat exchanger 40 includes the heat exchanger tube of internal circulation refrigerant, and heat exchange pipe dish is located at shoe cream room
In 30.Oil eliminator of the invention is located in shoe cream room 30 by the pipe dish that will exchange heat and forms heat exchanger, and heat exchanger tube internal circulation is cold
Matchmaker, refrigerant absorb lubricating oil heat after evaporation to further absorb lubricating oil heat, thus cutting oil.And energy
Enough using the space in oil eliminator, heat exchanger and oil eliminator are integrated in one, the installation space of equipment can be saved.
In the above-described embodiments, heat exchanger 40 is oil cooler.Oil eliminator of the invention, by the way that oil cooler to be arranged
In the shoe cream room 30 of shell 10, the lubricating oil that oil eliminator filters out can directly be cooled down in oil eliminator internal heat,
Since oil eliminator separates lubricating oil and refrigerant, and space is larger in shoe cream room 30, and cold media gas can be arranged quickly
Out, the heat transfer effect that will not influence lubricating oil greatly improves the cooling effect of lubricating oil.
In the above-described embodiments, exhaust entrance 11 and air exit 12, exhaust entrance 11, exhaust are additionally provided on shell 10
Outlet 12 is connected to shoe cream room 30 respectively.Oil eliminator of the invention makes to press by setting exhaust entrance 11 and air exit 12
The exhaust of contracting machine enters in shoe cream room 30 from exhaust entrance 11, and after oil eliminator filters out lubricating oil, compressor air-discharging is from being vented out
Mouth 12 is discharged, and compressor air-discharging will not accumulate in shoe cream room 30, it can thus be avoided influencing the heat transfer effect of lubricating oil, mentions
The cooling effect of high lubricating oil.
In the above-described embodiments, oil eliminator further include: filter device 20, filter device 20 are located in shoe cream room 30, mistake
Filter device 20 is used to filter out the lubricating oil in compressor air-discharging, and the lubricating oil that filter device 20 filters out is stored in shoe cream room 30
It is interior.Lubricating oil in compressor air-discharging can be filtered out by the way that filter device 20 is arranged, be filtered out by oil eliminator of the invention
Lubricating oil is dropped onto directly to exchange heat with heat exchanger 40 in shoe cream room 30 and be cooled down, and greatly improves the heat transfer effect of lubricating oil.
In the above-described embodiments, filter device 20 includes strainer, and strainer is arranged at 12 position of air exit, and strainer is used for
Filter out the lubricating oil in compressor air-discharging.Oil eliminator of the invention can by being arranged strainer at 12 position of air exit
Preferably to filter out the lubricating oil in compressor air-discharging, oil effect is improved.
In the above-described embodiments, 10 bottom of shell is additionally provided with lubricating oil outlet 13, lubricating oil outlet 13 and shoe cream room 30
Bottom connection.Oil eliminator of the invention, by the way that lubricating oil outlet 13 to be connected to 30 bottom of shoe cream room, it is ensured that discharge
Lubricating oil is the lower lubricating oil of 30 bottom temp of shoe cream room.
According to another aspect of the present invention, a kind of water cooler is disclosed, including above-mentioned oil eliminator.
In the above-described embodiments, water cooler further include: condenser 50, condenser 50 are communicated with the oil separator.Heat exchanger
40 be oil cooler, and the outlet 42 of oil cooler is connected to the refrigerant inlet 51 of condenser 50, the entrance 41 of oil cooler with it is cold
The refrigerant exit 52 of condenser 50 is connected to by refrigerant pipeline 60.It is provided with exhaust entrance 11 and air exit 12 on shell 10, arranges
Gas entrance 11, air exit 12 are connected to shoe cream room 30 respectively, and exhaust entrance 11 is also communicated with compressor, air exit 12 also with
The refrigerant inlet 51 of condenser 50 is connected to.
As shown in Fig. 2, water cooler of the invention, carries out oil to compressor air-discharging by oil eliminator, gas separates, high temperature
Cold media gas is discharged into condenser 50, and high temperature grease then accumulates in oil eliminator bottom.After taking condensation from 50 bottom of condenser
Refrigerant liquid become and be sent into oil cooler after low temperature refrigerant gas-liquid mixture after reducing pressure by regulating flow, can be to oil cooler
Peripheral lubrication oil cools down, and the cold media gas of the evaporation after absorbing lubricating oil heat is then fed again into condenser, shape
It is recycled at one, to realize persistently cooling to lubricating oil.To make the temperature into compressor drum chamber lubricating oil
It reduces, realizes better compressor cooling effect, the range of operation of compressor can be promoted, application range is wider；
In the above-described embodiments, water cooler further include: electric expansion valve 70, temperature sensor 80 and control device, electricity
Sub- expansion valve 70 is arranged on refrigerant pipeline 60；Temperature sensor 80 is arranged at 11 position of exhaust entrance, temperature sensor 80
For detecting the temperature of compressor air-discharging；Control device is separately connected electric expansion valve 70 and temperature sensor 80, control device
For the temperature according to compressor air-discharging, the aperture of electric expansion valve 70 is controlled, to adjust the temperature of oil cooler.
Water cooler of the invention can detecte delivery temperature by temperature sensor, by actually detected value size with
Setting value size can dynamically adjust electronic expansion valve opening.If delivery temperature is higher than setting value, big electric expansion valve is opened
Aperture increases into the low temperature refrigerant flow in built-in oil cooler, and oil eliminator bottom lubricating oil temperature is enabled to drop
Lower, subzero oil can more preferably cool down compressor drum chamber, and delivery temperature then can be reduced accordingly；On the contrary, if exhaust
Temperature is lower than setting value, then turns down electronic expansion valve opening, can into the low temperature refrigerant flow-reduction in built-in oil cooler
Weaken oil eliminator bottom lubricating oil temperature and drop to obtain amplitude, the cooling compressor drum chamber effect of medium temperature lubricating oil is not so good as low-temperature lubrication
Oil, delivery temperature then can accordingly rise.
Obviously, above embodiment of the invention be only to clearly illustrate example of the present invention, and not be
Restriction to embodiments of the present invention.For those of ordinary skill in the art, on the basis of the above description also
It can make other variations or changes in different ways.Here all embodiments can not be exhaustive.It is all to belong to this
The obvious changes or variations that the technical solution of invention is extended out are still in the scope of protection of the present invention.
Claims (13)
1. a kind of oil eliminator characterized by comprising
Shell (10), the shell (10) is interior to be provided with shoe cream room (30)；
Heat exchanger (40), in the shoe cream room (30), the heat exchanger (40) is used for and filtering for heat exchanger (40) setting
Lubricating oil heat exchange out.
2. oil eliminator according to claim 1, which is characterized in that
Bottom of heat exchanger (40) setting in the shoe cream room (30).
3. oil eliminator according to claim 1, which is characterized in that
The heat exchanger (40) includes the heat exchanger tube of internal circulation refrigerant, and the heat exchange pipe dish is located at the shoe cream room (30)
It is interior.
4. oil eliminator according to claim 3, which is characterized in that the heat exchanger (40) is oil cooler.
5. oil eliminator according to claim 1, which is characterized in that
Exhaust entrance (11) and air exit (12), the exhaust entrance (11), the row are additionally provided on the shell (10)
Gas outlet (12) is connected to the shoe cream room (30) respectively.
6. oil eliminator according to claim 5, which is characterized in that the oil eliminator further include: filter device (20),
The filter device (20) is located in the shoe cream room (30), and the filter device (20) is used to filter out the profit in compressor air-discharging
Lubricating oil, the lubricating oil that the filter device (20) filters out are stored in the shoe cream room (30).
7. oil eliminator according to claim 6, which is characterized in that
The filter device (20) includes strainer, and the strainer is arranged at the air exit (12) position, and the strainer is used
In filtering out the lubricating oil in compressor air-discharging.
8. oil eliminator according to claim 1, which is characterized in that
Shell (10) bottom is additionally provided with lubricating oil outlet (13), the lubricating oil outlet (13) and the shoe cream room (30)
Bottom connection.
9. a kind of water cooler, which is characterized in that including oil eliminator described in any item of the claim 1 to 8.
10. water cooler according to claim 9, which is characterized in that the water cooler further include:
Condenser (50), the condenser (50) are connected to the oil eliminator.
11. water cooler according to claim 10, which is characterized in that
The heat exchanger (40) is oil cooler, the outlet (42) of the oil cooler and the refrigerant inlet of the condenser (50)
(51) it is connected to, the entrance (41) of the oil cooler and the refrigerant exit (52) of the condenser (50) pass through refrigerant pipeline (60)
Connection.
12. water cooler according to claim 11, which is characterized in that
Exhaust entrance (11) and air exit (12), the exhaust entrance (11), the exhaust are provided on the shell (10)
Outlet (12) is connected to the shoe cream room (30) respectively, and the exhaust entrance (11) is also communicated with compressor, the air exit
(12) it is also connected to the refrigerant inlet (51) of the condenser (50).
13. water cooler according to claim 12, which is characterized in that the water cooler further include:
Electric expansion valve (70), the electric expansion valve (70) are arranged on the refrigerant pipeline (60)；
Temperature sensor (80), the temperature sensor (80) are arranged at the exhaust entrance (11) position, and the temperature passes
Sensor (80) is used to detect the temperature of compressor air-discharging；
Control device, the control device are separately connected the electric expansion valve (70) and temperature sensor (80), the control dress
The aperture that the electric expansion valve (70) are controlled for the temperature according to compressor air-discharging is set, to adjust the temperature of oil cooler.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910872778.4A CN110530079A (en) | 2019-09-16 | 2019-09-16 | Oil separator with oil cooling function and water chilling unit |
| PCT/CN2019/128045 WO2021051698A1 (en) | 2019-09-16 | 2019-12-24 | Oil separator and water chiller unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910872778.4A CN110530079A (en) | 2019-09-16 | 2019-09-16 | Oil separator with oil cooling function and water chilling unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110530079A true CN110530079A (en) | 2019-12-03 |
Family
ID=68668935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910872778.4A Withdrawn CN110530079A (en) | 2019-09-16 | 2019-09-16 | Oil separator with oil cooling function and water chilling unit |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN110530079A (en) |
| WO (1) | WO2021051698A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021051698A1 (en) * | 2019-09-16 | 2021-03-25 | 珠海格力电器股份有限公司 | Oil separator and water chiller unit |
| CN118009592A (en) * | 2024-04-09 | 2024-05-10 | 珠海格力电器股份有限公司 | Oil return device, oil return control method and refrigeration system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5042271A (en) * | 1990-01-22 | 1991-08-27 | Kent-Moore Corporation | Refrigerant handling system with compressor oil separation |
| KR200447291Y1 (en) * | 2009-02-04 | 2010-01-14 | 주식회사 메가콤 | Oil separation tank structure of an air compressor |
| CN102538325A (en) * | 2012-02-03 | 2012-07-04 | 中国科学院理化技术研究所 | Condensation trapping separator for separating lubricating oil from refrigerant |
| CN203068891U (en) * | 2013-01-15 | 2013-07-17 | 珠海格力电器股份有限公司 | Vertical oil separator |
| CN108954996A (en) * | 2018-09-30 | 2018-12-07 | 珠海格力电器股份有限公司 | Oil separation device and heat exchange system with same |
| CN211261373U (en) * | 2019-09-16 | 2020-08-14 | 珠海格力电器股份有限公司 | Oil separator and water chilling unit |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1473085A (en) * | 1973-06-20 | 1977-05-11 | ||
| JPS6298170A (en) * | 1985-10-23 | 1987-05-07 | 新明和工業株式会社 | Oil separator |
| CN104197563B (en) * | 2014-08-21 | 2016-04-06 | 浙江大学 | A kind of refrigerating plant |
| CN208751091U (en) * | 2018-09-19 | 2019-04-16 | 张家港市江南利玛特设备制造有限公司 | A kind of oil separation cooling device |
| CN110530079A (en) * | 2019-09-16 | 2019-12-03 | 珠海格力电器股份有限公司 | Oil separator with oil cooling function and water chilling unit |
-
2019
- 2019-09-16 CN CN201910872778.4A patent/CN110530079A/en not_active Withdrawn
- 2019-12-24 WO PCT/CN2019/128045 patent/WO2021051698A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5042271A (en) * | 1990-01-22 | 1991-08-27 | Kent-Moore Corporation | Refrigerant handling system with compressor oil separation |
| KR200447291Y1 (en) * | 2009-02-04 | 2010-01-14 | 주식회사 메가콤 | Oil separation tank structure of an air compressor |
| CN102538325A (en) * | 2012-02-03 | 2012-07-04 | 中国科学院理化技术研究所 | Condensation trapping separator for separating lubricating oil from refrigerant |
| CN203068891U (en) * | 2013-01-15 | 2013-07-17 | 珠海格力电器股份有限公司 | Vertical oil separator |
| CN108954996A (en) * | 2018-09-30 | 2018-12-07 | 珠海格力电器股份有限公司 | Oil separation device and heat exchange system with same |
| CN211261373U (en) * | 2019-09-16 | 2020-08-14 | 珠海格力电器股份有限公司 | Oil separator and water chilling unit |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021051698A1 (en) * | 2019-09-16 | 2021-03-25 | 珠海格力电器股份有限公司 | Oil separator and water chiller unit |
| CN118009592A (en) * | 2024-04-09 | 2024-05-10 | 珠海格力电器股份有限公司 | Oil return device, oil return control method and refrigeration system |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021051698A1 (en) | 2021-03-25 |
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Application publication date: 20191203 |
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| WW01 | Invention patent application withdrawn after publication |