CN221505324U - Refrigerant liquid storage pot and oil separator integrated configuration - Google Patents
Refrigerant liquid storage pot and oil separator integrated configuration Download PDFInfo
- Publication number
- CN221505324U CN221505324U CN202420071701.3U CN202420071701U CN221505324U CN 221505324 U CN221505324 U CN 221505324U CN 202420071701 U CN202420071701 U CN 202420071701U CN 221505324 U CN221505324 U CN 221505324U
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- oil
- liquid storage
- storage tank
- refrigerant liquid
- oil separator
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- 239000003507 refrigerant Substances 0.000 title claims abstract description 79
- 239000007788 liquid Substances 0.000 title claims abstract description 75
- 238000003860 storage Methods 0.000 title claims abstract description 71
- 238000010438 heat treatment Methods 0.000 claims description 6
- 239000003921 oil Substances 0.000 abstract description 111
- 239000010687 lubricating oil Substances 0.000 abstract description 40
- 238000001816 cooling Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000000926 separation method Methods 0.000 abstract description 5
- 238000005485 electric heating Methods 0.000 description 4
- 238000005461 lubrication Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
Abstract
The utility model relates to a refrigerant liquid storage tank and oil separator combined structure, which comprises a refrigerant liquid storage tank for storing refrigerant and an oil separator arranged in the refrigerant liquid storage tank; an air inlet of the oil separator penetrates through the side wall of the refrigerant liquid storage tank and then is connected with an air outlet of the compressor through a pipeline, an air outlet of the oil separator penetrates through the side wall of the refrigerant liquid storage tank and then is connected with an inlet of the condenser through a pipeline, and an oil outlet of the oil separator penetrates through the side wall of the refrigerant liquid storage tank and then is connected with an inlet of the oil storage device through a first connecting pipe. The oil separator is positioned in the refrigerant liquid storage tank, lubricating oil can exchange heat with the refrigerant in the separation process, and the lubricating oil enters the oil storage tank after being cooled by the refrigerant, so that a heat exchanger is not required to be independently arranged for cooling the lubricating oil, the structure is simplified, and the production cost is reduced.
Description
Technical Field
The utility model relates to the technical field of refrigeration equipment, in particular to a combined structure of a refrigerant liquid storage tank and an oil separator.
Background
The refrigerant liquid storage tank stores the refrigerant of about 40 ℃, sets up inlet and liquid outlet on the refrigerant liquid storage tank, and the inlet passes through the pipeline to be connected with the condenser, and the liquid outlet passes through the pipeline to be connected with the evaporimeter, and the refrigerant flows in through the inlet, flows out through the liquid outlet and makes the refrigerant circulation flow in the refrigerant liquid storage tank.
The oil separator is a gas-liquid separation device for separating lubricating oil vapor and tiny oil particles entrained in superheated vapor of a refrigerant. The basic principle of operation of an oil separator is to separate lubricating oil by reducing the temperature and flow rate of refrigerant vapor mixed with lubricating oil by utilizing the difference in density between oil droplets and refrigerant vapor. An air inlet and an air outlet are arranged at the upper part of the oil separator, an oil outlet is arranged at the bottom of the oil separator, mixed oil refrigerant vapor discharged through the compressor and above 70 ℃ enters the oil separator through the air inlet, after being separated through the oil separator, the separated refrigerant vapor flows out to the condenser through the air outlet, separated lubricating oil enters the heat exchanger through the oil outlet at the bottom of the oil separator to be cooled to about 40 ℃ and then enters the oil reservoir, the oil outlet of the oil reservoir is connected with the compressor, and the oil supply temperature of the oil reservoir to the compressor needs to be about 40 ℃, so that the lubricating oil entering the oil reservoir needs to be cooled to about 40 ℃ through the heat exchanger, the structure is more complicated, and the comprehensive production cost of refrigeration equipment is improved.
Disclosure of utility model
The utility model provides a combined structure of a refrigerant liquid storage tank and an oil separator, aiming at the defects of the prior art.
The utility model is realized by the following technical scheme, and provides a refrigerant liquid storage tank and oil separator combined structure, which comprises a refrigerant liquid storage tank for storing refrigerant and an oil separator arranged in the refrigerant liquid storage tank; an air inlet of the oil separator penetrates through the side wall of the refrigerant liquid storage tank and then is connected with an air outlet of the compressor through a pipeline, an air outlet of the oil separator penetrates through the side wall of the refrigerant liquid storage tank and then is connected with an inlet of the condenser through a pipeline, and an oil outlet of the oil separator penetrates through the side wall of the refrigerant liquid storage tank and then is connected with an inlet of the oil storage device through a first connecting pipe.
The mixed oil refrigerant vapor with the temperature of more than 70 ℃ discharged by the compressor enters the oil separator through the air inlet to be separated, the separated gas enters the condenser through the air outlet, and the separated oil flows out to the oil storage device through the oil outlet.
Preferably, the air inlet is arranged at the upper part of the oil separator, the air outlet is arranged at the top of the oil separator, and the oil outlet is arranged at the bottom of the oil separator.
Preferably, the air inlet, the air outlet and the oil outlet of the oil separator are welded and fixed with the side wall of the refrigerant liquid storage tank.
Preferably, in order to better cool down the lubricating oil entering the oil reservoir and adapt to the working requirement, the oil outlet of the oil separator is connected with the inlet of the secondary heat exchange tube through the second connecting tube, the outlet of the secondary heat exchange tube is connected with the first connecting tube through the third connecting tube, and the secondary heat exchange tube is positioned in the refrigerant liquid storage tank.
Preferably, the first valve is installed at the inlet end of the first connecting pipe, the second valve is installed at the inlet end of the second connecting pipe, and the oil delivery pump is also installed on the second connecting pipe. The first valve and the second valve are controlled to enable lubricating oil to enter the first connecting pipe or the second connecting pipe from the oil outlet, so that the flow path of the lubricating oil is changed.
Preferably, the inlet and the outlet of the secondary heat exchange tube penetrate through the side wall of the refrigerant liquid storage tank.
Preferably, the inlet and the outlet of the secondary heat exchange tube are welded and fixed with the side wall of the refrigerant liquid storage tank.
Preferably, the outlet of the oil reservoir is connected with the oil return port of the compressor through a pipeline.
Preferably, the top of the refrigerant liquid storage tank is provided with a liquid inlet and a liquid outlet, the liquid inlet is connected with the outlet of the condenser through a pipeline, and the liquid outlet is connected with the inlet of the evaporator through a pipeline.
Preferably, a heating rod is installed in the oil reservoir.
Preferably, the heating rod is an electric heating rod, and when the temperature of the oil is too low in extreme weather, the lubricating oil in the oil reservoir can be heated by the electric heating rod so as to meet the working requirement.
The beneficial effects of the utility model are as follows:
1. The oil separator is positioned in the refrigerant liquid storage tank, lubricating oil can exchange heat with the refrigerant in the separation process, and the lubricating oil enters the oil storage tank after being cooled by the refrigerant, so that a heat exchanger is not required to be independently arranged for cooling the lubricating oil, the structure is simplified, and the production cost is reduced.
2. According to the utility model, the flow path of the lubricating oil flowing out from the oil outlet of the oil separator can be adjusted at any time according to whether the temperature of the lubricating oil after cooling meets the requirement or not, and the temperature of the lubricating oil can meet the working requirement by switching the flow path of the lubricating oil, so that the lubricating oil meets the actual working requirement better, and is convenient to popularize and apply.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic longitudinal sectional view of a refrigerant liquid storage tank of the present utility model;
the figure shows:
1. The refrigerant liquid storage tank, 2, the oil separator, 3, the air inlet, 4, the air outlet, 5, the oil outlet, 6, the first connecting pipe, 7, the oil storage, 8, the liquid inlet, 9, the liquid outlet, 10, the second connecting pipe, 11, the secondary heat exchange tube, 12, the third connecting pipe, 13, the first valve, 14, the second valve, 15, the oil transfer pump, 16 and the heating rod.
Detailed Description
In order to clearly illustrate the technical characteristics of the scheme, the scheme is explained below through a specific embodiment.
As shown in fig. 1 and 2, the present utility model includes a refrigerant liquid storage tank 1 storing a refrigerant, and an oil separator 2 mounted inside the refrigerant liquid storage tank 1. The upper part of the oil separator 2 is provided with an air inlet 3, the top is provided with an air outlet 4, the bottom is provided with an oil outlet 5, the air inlet 3 of the oil separator 2 penetrates through the side wall of the refrigerant liquid storage tank 1 and then is connected with an air outlet of the compressor through a pipeline, the air outlet 4 of the oil separator 2 penetrates through the side wall of the refrigerant liquid storage tank 1 and then is connected with an inlet of the condenser through a pipeline, the oil outlet 5 of the oil separator 2 penetrates through the side wall of the refrigerant liquid storage tank 1 and then is connected with an inlet of the oil storage device 7 through a first connecting pipe 6, and an outlet of the oil storage device 7 is connected with an oil return port of the compressor through a pipeline. The air inlet 3, the air outlet 4 and the oil outlet 5 of the oil separator 2 are welded and fixed with the side wall of the refrigerant liquid storage tank 1.
The top of the refrigerant liquid storage tank 1 is provided with a liquid inlet 8 and a liquid outlet 9, the liquid inlet 8 is connected with a condenser outlet through a pipeline, and the liquid outlet 9 is connected with an evaporator inlet through a pipeline. The mixed oil refrigerant vapor with the temperature of more than 70 ℃ discharged by the compressor enters the oil separator 2 through the air inlet 3 to be separated, the separated gas enters the condenser through the air outlet 4, and the separated oil flows out to the oil storage device 7 through the oil outlet 5, and as the oil separator 2 is positioned in the refrigerant liquid storage tank 1, the lubricating oil can exchange heat with the refrigerant in the separation process, and the lubricating oil enters the oil storage device 7 after being cooled by the refrigerant, so that a heat exchanger does not need to be independently arranged for cooling the lubricating oil, the structure is simplified, and the production cost is reduced.
In this embodiment, in order to better cool down the lubricating oil entering the oil reservoir 7, and adapt to the working requirement, the oil outlet 5 of the oil separator 2 is further connected to the inlet of the secondary heat exchange tube 11 through the second connecting tube 10, and the outlet of the secondary heat exchange tube 11 is connected to the first connecting tube 6 through the third connecting tube 12. A first valve 13 is installed at the inlet end of the first connecting pipe 6, a second valve 14 is installed at the inlet end of the second connecting pipe 10, and an oil transfer pump 15 is also installed on the second connecting pipe 10. By controlling the first valve 13 and the second valve 14, the lubrication oil is made to enter the first connecting pipe 6 or the second connecting pipe 10 from the oil outlet 5, thereby changing the flow path of the lubrication oil. The secondary heat exchange tube 11 is positioned in the refrigerant liquid storage tank 1, the inlet and the outlet of the secondary heat exchange tube 11 penetrate through the side wall of the refrigerant liquid storage tank 1, and the inlet and the outlet of the secondary heat exchange tube 11 are welded and fixed with the side wall of the refrigerant liquid storage tank 1.
In the embodiment, the heating rod 16 is installed in the oil reservoir 7, the heating rod 16 is an electric heating rod, and when the temperature of the oil is too low in extreme weather, the lubricating oil in the oil reservoir 7 can be heated by the electric heating rod so as to meet the working requirement.
When the oil separator works specifically, the first valve 13 is opened under normal conditions, the second valve 14 is closed, lubricating oil separated by the oil separator 2 enters the first connecting pipe 6 from the oil outlet 5 of the oil separator 2, and directly enters the oil reservoir 7 for storage through the first connecting pipe 6, so that the lubricating oil can be cooled to about 40 ℃ in the oil separator 2 under the conditions, and the working requirements are met. When the temperature of the lubricating oil in the oil separator 2 is reduced and does not meet the requirement (when the temperature of the lubricating oil is too high), the second valve 14 is opened, the first valve 13 is closed, the oil transfer pump 15 is started, the lubricating oil separated by the oil separator 2 enters the second connecting pipe 10 from the oil outlet 5 of the oil separator 2 and then enters the secondary heat exchange pipe 11, heat exchange is carried out between the lubricating oil and the refrigerant in the secondary heat exchange pipe 11 again, and the lubricating oil after the temperature reduction passes through the third connecting pipe 12 and the first connecting pipe 6 in sequence and then enters the oil reservoir 7 for storage.
The oil separator 2 is positioned in the refrigerant liquid storage tank 1, lubricating oil can exchange heat with the refrigerant in the separation process, and the lubricating oil enters the oil storage device 7 after being cooled by the refrigerant, so that a heat exchanger is not required to be independently arranged for cooling the lubricating oil, the structure is simplified, and the production cost is reduced. According to the utility model, the flow path of the lubricating oil flowing out of the oil outlet 5 of the oil separator 2 can be adjusted at any time according to whether the temperature of the lubricating oil after cooling meets the requirement or not, and the temperature of the lubricating oil can meet the working requirement by switching the flow path of the lubricating oil, so that the lubricating oil meets the actual working requirement better, and is convenient to popularize and apply.
Of course, the above description is not limited to the above examples, and the technical features of the present utility model that are not described may be implemented by or by using the prior art, which is not described herein again; the above examples and drawings are only for illustrating the technical scheme of the present utility model and not for limiting the same, and the present utility model has been described in detail with reference to the preferred embodiments, and it should be understood by those skilled in the art that changes, modifications, additions or substitutions made by those skilled in the art without departing from the spirit of the present utility model and the scope of the appended claims.
Claims (9)
1. The utility model provides a refrigerant liquid storage pot and oil separator integrated configuration which characterized in that: the oil separator is arranged in the refrigerant liquid storage tank; an air inlet of the oil separator penetrates through the side wall of the refrigerant liquid storage tank and then is connected with an air outlet of the compressor through a pipeline, an air outlet of the oil separator penetrates through the side wall of the refrigerant liquid storage tank and then is connected with an inlet of the condenser through a pipeline, and an oil outlet of the oil separator penetrates through the side wall of the refrigerant liquid storage tank and then is connected with an inlet of the oil storage device through a first connecting pipe.
2. The refrigerant liquid storage tank and oil separator combination as set forth in claim 1, wherein: the air inlet is arranged at the upper part of the oil separator, the air outlet is arranged at the top of the oil separator, the oil outlet is arranged at the bottom of the oil separator.
3. The refrigerant liquid storage tank and oil separator combination as set forth in claim 2 wherein: the air inlet, the air outlet and the oil outlet of the oil separator are welded and fixed with the side wall of the refrigerant liquid storage tank.
4. The refrigerant liquid storage tank and oil separator combination as set forth in claim 1, wherein: the oil outlet of the oil separator is also connected with the inlet of the secondary heat exchange tube through a second connecting tube, the outlet of the secondary heat exchange tube is connected with the first connecting tube through a third connecting tube, and the secondary heat exchange tube is positioned in the refrigerant liquid storage tank.
5. The refrigerant liquid storage tank and oil separator combination as set forth in claim 4 wherein: the inlet end of the first connecting pipe is provided with a first valve, the inlet end of the second connecting pipe is provided with a second valve, and the second connecting pipe is also provided with an oil delivery pump.
6. The refrigerant liquid storage tank and oil separator combination as set forth in claim 4 wherein: the inlet and the outlet of the secondary heat exchange tube penetrate through the side wall of the refrigerant liquid storage tank.
7. The refrigerant liquid storage tank and oil separator combination as set forth in claim 1, wherein: the outlet of the oil reservoir is connected with an oil return port of the compressor through a pipeline.
8. The refrigerant liquid storage tank and oil separator combination as set forth in claim 1, wherein: the top of the refrigerant liquid storage tank is provided with a liquid inlet and a liquid outlet, the liquid inlet is connected with the outlet of the condenser through a pipeline, and the liquid outlet is connected with the inlet of the evaporator through a pipeline.
9. The refrigerant liquid storage tank and oil separator combination as set forth in claim 1, wherein: a heating rod is arranged in the oil reservoir.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420071701.3U CN221505324U (en) | 2024-01-11 | 2024-01-11 | Refrigerant liquid storage pot and oil separator integrated configuration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420071701.3U CN221505324U (en) | 2024-01-11 | 2024-01-11 | Refrigerant liquid storage pot and oil separator integrated configuration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221505324U true CN221505324U (en) | 2024-08-09 |
Family
ID=92127876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420071701.3U Active CN221505324U (en) | 2024-01-11 | 2024-01-11 | Refrigerant liquid storage pot and oil separator integrated configuration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221505324U (en) |
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2024
- 2024-01-11 CN CN202420071701.3U patent/CN221505324U/en active Active
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