CN211204477U - Magnetic suspension cooling system - Google Patents
Magnetic suspension cooling system Download PDFInfo
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- CN211204477U CN211204477U CN201921766973.0U CN201921766973U CN211204477U CN 211204477 U CN211204477 U CN 211204477U CN 201921766973 U CN201921766973 U CN 201921766973U CN 211204477 U CN211204477 U CN 211204477U
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Abstract
The utility model provides a magnetic suspension cooling system, which comprises a compressor, an evaporator, a condenser, a throttling mechanism and an insulation can, wherein the compressor is a DC frequency conversion magnetic suspension centrifugal compressor, the condenser, the throttling mechanism and the evaporator are connected in sequence to form a refrigerant circulation loop, the condenser is provided with a cooling liquid inlet and a cooling liquid outlet, the evaporator is fixed in the insulation can, the insulation can is internally provided with antifreeze, the evaporator is immersed in the antifreeze, the insulation can is provided with a liquid inlet pipe communicated with the cooling liquid outlet, the liquid inlet pipe is provided with a first electromagnetic valve, a bypass liquid outlet pipe is arranged between the cooling liquid outlet and the first electromagnetic valve, the bypass liquid outlet pipe is provided with a third electromagnetic valve, the bottom of the insulation can is also provided with a liquid outlet pipe controlled by a fourth electromagnetic valve, the utility model not only can realize better antifreeze effect, but also can realize heat recovery, the operation cost is reduced.
Description
Technical Field
The utility model relates to a cooling system, especially a magnetic suspension cooling system.
Background
In the traditional refrigerating system, after a refrigerant is compressed by a compressor, low-temperature and low-pressure gas is changed into high-temperature and high-pressure gas, the high-temperature and high-pressure gas exchanges heat with cooling water in a condenser and is cooled into normal-temperature and high-pressure liquid, and after the normal-temperature and high-pressure liquid passes through a throttling mechanism and undergoes gas expansion, the process is completed by utilizing the principle that gas expansion needs to absorb heat, and finally the refrigerant saturated liquid with low temperature and low pressure exchanges heat with surrounding media in an evaporator to reduce the temperature of the heat medium to be changed into a cold medium, the refrigerant saturated liquid turns into low-temperature and low-pressure gas to enter the compressor for compression, and a circulation is formed, but in the heat absorption process of the evaporator, the evaporator is often frosted or even frozen, and the refrigeration effect is affected.
Therefore, a magnetic suspension cooling system which not only can achieve a better anti-freezing effect, but also can achieve heat recovery and reduce the operation cost is urgently needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a magnetic suspension cooling system not only can realize better frostproofing effect, and can also realize heat recovery, reduces the running cost.
The utility model provides a following technical scheme:
a magnetic suspension cooling system comprises a compressor, an evaporator, a condenser, a throttling mechanism and an insulation can, the compressor is a direct-current variable-frequency magnetic suspension centrifugal compressor, the condenser, the throttling mechanism and the evaporator are sequentially connected to form a refrigerant circulation loop, the condenser is provided with a cooling liquid inlet and a cooling liquid outlet, the evaporator is fixed in the heat preservation box, the heat preservation box is internally provided with antifreeze, the evaporator is immersed in the antifreeze solution, a liquid inlet pipe communicated with the coolant outlet is arranged on the insulation can, a first electromagnetic valve is arranged on the liquid inlet pipe, and a bypass liquid outlet pipeline is arranged between the cooling liquid outlet and the first electromagnetic valve, a third electromagnetic valve is arranged on the bypass liquid outlet pipeline, and a liquid outlet pipe controlled by a fourth electromagnetic valve is further arranged at the bottom of the heat preservation box.
Preferably, the evaporator is provided with a refrigerating fluid inlet and a refrigerating fluid outlet, and the refrigerating fluid inlet and the refrigerating fluid outlet penetrate out of the heat preservation box.
Preferably, the throttle mechanism is an electronic expansion valve.
Preferably, a circulating liquid pump is further arranged on the liquid inlet pipe, and the circulating liquid pump is located between the cooling liquid inlet and the bypass liquid outlet pipeline.
Preferably, a temperature sensor is further arranged in the heat insulation box, a second electromagnetic valve is further arranged on a circulation loop between the throttling mechanism and the evaporator, and the temperature sensor and the second electromagnetic valve are both electrically connected with the controller.
Preferably, the first solenoid valve, the third solenoid valve and the fourth solenoid valve are all electrically connected with the controller.
The utility model has the advantages that: the same as the traditional refrigeration system is that the refrigerant realizes the circulating refrigeration in a refrigerant circulating loop consisting of a compressor, a condenser, a throttling mechanism and an evaporator, the evaporator is immersed in the antifreeze in the insulation box, so that the evaporator has certain antifreeze effect, the temperature of the coolant at the outlet of the coolant which realizes heat exchange and passes through the condenser is higher, and the coolant is introduced into the insulation box, so that the circulating flow of the antifreeze in the insulation box can be further realized, the antifreeze effect on the evaporator is enhanced, the temperature of the antifreeze in the insulation box is detected by a temperature sensor, the opening and closing of a first electromagnetic valve, a third electromagnetic valve and a fourth electromagnetic valve are controlled by a controller, the flow of the antifreeze flowing into the insulation box is controlled, the third electromagnetic valve is closed, the first electromagnetic valve is opened, the fourth electromagnetic valve is opened, and the flowing replacement of the antifreeze can be realized, and the operation cost can be reduced by realizing the heat recovery of the heat exchange of the refrigerant in the condenser.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a flow chart of the present invention;
notation in the figure: the system comprises a compressor 1, an evaporator 2, a condenser 3, a throttling mechanism 4, an insulation box 5, a cooling liquid inlet 6, a cooling liquid outlet 7, an antifreezing liquid 8, a liquid inlet pipe 9, a liquid outlet pipe 10, a first electromagnetic valve 11, a second electromagnetic valve 12, a third electromagnetic valve 13, a fourth electromagnetic valve 14, a refrigerating liquid inlet 15, a refrigerating liquid outlet 16, a circulating liquid pump 17, a temperature sensor 18 and a bypass liquid outlet pipeline 19.
Detailed Description
As shown in fig. 1, a flow chart of a magnetic levitation cooling system, in this embodiment, includes a compressor 1, an evaporator 2, a condenser 3, a throttling mechanism 4 and an insulation box 5, the compressor 1 is a dc frequency conversion magnetic levitation centrifugal compressor 1, the condenser 3, the throttling mechanism 4 and the evaporator 2 are connected in sequence to form a refrigerant circulation loop, the condenser 3 is provided with a cooling liquid inlet 6 and a cooling liquid outlet 7, the evaporator 2 is fixed in the heat preservation box 5, the heat preservation box 5 is internally provided with antifreeze liquid 8, the evaporator 2 is immersed in the antifreeze liquid 8, the insulation can 5 is provided with a liquid inlet pipe 9 communicated with the coolant outlet 7, the liquid inlet pipe 9 is provided with a first electromagnetic valve 11, a bypass liquid outlet pipe 19 is arranged between the cooling liquid outlet 7 and the first electromagnetic valve 11, a third electromagnetic valve 13 is arranged on the bypass liquid outlet pipe 19, and a liquid outlet pipe 10 controlled by a fourth electromagnetic valve 14 is further arranged at the bottom of the heat preservation box 5.
The evaporator 2 is provided with a refrigerating fluid inlet 15 and a refrigerating fluid outlet 16, and the refrigerating fluid inlet 15 and the refrigerating fluid outlet 16 penetrate out of the heat preservation box 5.
The throttle mechanism 4 is an electronic expansion valve.
The liquid inlet pipe 9 is also provided with a circulating liquid pump 17, and the circulating liquid pump 17 is positioned between the cooling liquid inlet 6 and the bypass liquid outlet pipeline 19.
A temperature sensor 18 is further arranged in the heat preservation box 5, a second electromagnetic valve 12 is further arranged on a circulation loop between the throttling mechanism 4 and the evaporator 2, and both the temperature sensor 18 and the second electromagnetic valve 12 are electrically connected with the controller.
The first electromagnetic valve 11, the third electromagnetic valve 13 and the fourth electromagnetic valve 14 are all electrically connected with a controller, and the controller controls the opening and closing of the first electromagnetic valve 11.
The utility model discloses a theory of operation is: the same as the traditional refrigeration system is that the refrigerant realizes the circulating refrigeration in the refrigerant circulating loop composed of the compressor 1, the condenser 3, the throttling mechanism 4 and the evaporator 2, and the evaporator 2 is immersed in the antifreeze solution 8 in the insulation can 5, so that the evaporator 2 has a certain antifreeze effect, the temperature of the coolant at the coolant outlet 7 of the condenser 3, which realizes the heat exchange, is higher and the coolant is introduced into the insulation can 5, so that the circulating flow of the antifreeze solution 8 in the insulation can 5 can be further realized, the antifreeze effect on the evaporator 2 is enhanced, the temperature of the antifreeze solution 8 in the insulation can 5 is detected by the temperature sensor 18, and the controller controls the opening and closing of the first electromagnetic valve 11, the third electromagnetic valve 13 and the fourth electromagnetic valve 14 to control the flow of the antifreeze solution 8 flowing into the insulation can 5, the third electromagnetic valve 13 is closed, the first electromagnetic valve 11 is opened, and the fourth electromagnetic valve 14 is opened, so that the flowing replacement of the antifreeze liquid 8 can be realized, and the heat recovery of the refrigerant heat exchange in the condenser 3 can be realized, and the operation cost can also be reduced.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A magnetic suspension cooling system is characterized by comprising a compressor, an evaporator, a condenser, a throttling mechanism and an insulation can, the compressor is a direct-current variable-frequency magnetic suspension centrifugal compressor, the condenser, the throttling mechanism and the evaporator are sequentially connected to form a refrigerant circulation loop, the condenser is provided with a cooling liquid inlet and a cooling liquid outlet, the evaporator is fixed in the heat preservation box, the heat preservation box is internally provided with antifreeze, the evaporator is immersed in the antifreeze solution, a liquid inlet pipe communicated with the coolant outlet is arranged on the insulation can, a first electromagnetic valve is arranged on the liquid inlet pipe, and a bypass liquid outlet pipeline is arranged between the cooling liquid outlet and the first electromagnetic valve, a third electromagnetic valve is arranged on the bypass liquid outlet pipeline, and a liquid outlet pipe controlled by a fourth electromagnetic valve is further arranged at the bottom of the heat preservation box.
2. The magnetic suspension cooling system of claim 1, wherein the evaporator is provided with a refrigerating fluid inlet and a refrigerating fluid outlet, and the refrigerating fluid inlet and the refrigerating fluid outlet penetrate through the heat preservation box.
3. A magnetic levitation cooling system as recited in claim 1, wherein the throttling mechanism is an electronic expansion valve.
4. A magnetic levitation cooling system as recited in claim 1, wherein a recycle pump is further provided on the inlet pipe, and the recycle pump is located between the cooling fluid inlet and the bypass outlet pipe.
5. The magnetic levitation cooling system as claimed in claim 1, wherein a temperature sensor is further disposed in the thermal insulation box, a second solenoid valve is further disposed on a circulation loop between the throttling mechanism and the evaporator, and both the temperature sensor and the second solenoid valve are electrically connected to the controller.
6. A magnetic levitation cooling system as recited in claim 5, wherein the first solenoid valve, the third solenoid valve and the fourth solenoid valve are all electrically connected to the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921766973.0U CN211204477U (en) | 2019-10-21 | 2019-10-21 | Magnetic suspension cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921766973.0U CN211204477U (en) | 2019-10-21 | 2019-10-21 | Magnetic suspension cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211204477U true CN211204477U (en) | 2020-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921766973.0U Active CN211204477U (en) | 2019-10-21 | 2019-10-21 | Magnetic suspension cooling system |
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| CN (1) | CN211204477U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116950933A (en) * | 2023-07-05 | 2023-10-27 | 合肥昱驰真空技术有限公司 | Magnetic suspension molecular pump water cooling equipment |
-
2019
- 2019-10-21 CN CN201921766973.0U patent/CN211204477U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116950933A (en) * | 2023-07-05 | 2023-10-27 | 合肥昱驰真空技术有限公司 | Magnetic suspension molecular pump water cooling equipment |
| CN116950933B (en) * | 2023-07-05 | 2024-05-10 | 合肥昱驰真空技术有限公司 | Magnetic suspension molecular pump water cooling equipment |
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