CN110145883A - A kind of multi-stage heat exchanger water cooling system for built-in showcase - Google Patents
A kind of multi-stage heat exchanger water cooling system for built-in showcase Download PDFInfo
- Publication number
- CN110145883A CN110145883A CN201910432014.3A CN201910432014A CN110145883A CN 110145883 A CN110145883 A CN 110145883A CN 201910432014 A CN201910432014 A CN 201910432014A CN 110145883 A CN110145883 A CN 110145883A
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- China
- Prior art keywords
- heat exchanger
- refrigerant
- refrigerating medium
- air
- plate heat
- 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
- 238000001816 cooling Methods 0.000 title claims abstract description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 18
- 239000003507 refrigerant Substances 0.000 claims abstract description 102
- 238000009434 installation Methods 0.000 claims abstract description 18
- 230000001105 regulatory effect Effects 0.000 claims abstract description 17
- 239000007788 liquid Substances 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 14
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 9
- 230000002159 abnormal effect Effects 0.000 claims description 5
- 238000010521 absorption reaction Methods 0.000 claims description 5
- 230000006837 decompression Effects 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 3
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 238000005457 optimization Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000005057 refrigeration Methods 0.000 description 5
- 238000004378 air conditioning Methods 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 238000013021 overheating Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47F—SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
- A47F3/00—Show cases or show cabinets
- A47F3/04—Show cases or show cabinets air-conditioned, refrigerated
-
- 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
- F25B41/00—Fluid-circulation arrangements
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention discloses a kind of multi-stage heat exchanger water cooling systems for built-in showcase, including refrigerant cycle apparatus and refrigerating medium cooling back installation, wherein, refrigerant cycle apparatus includes the compressor being successively sequentially connected by pipeline, plate heat exchanger, solenoid valve, reducing pressure by regulating flow component and evaporator, and the mode that refrigerant enters plate heat exchanger is upper entering and lower leaving；Refrigerating medium cooling back installation includes air-cooled radiator and circulating pump, and refrigerating medium enters plate heat exchanger, the mode of air-cooled radiator is bottom in and top out.The present invention substitutes traditional air-cooled condenser using plate heat exchanger, the heat exchange of refrigerant and refrigerating medium is realized in plate heat exchanger, it is radiated using air-cooled radiator come the refrigerating medium to circulation, it realizes system thermal and is transferred to outdoor from interior, reduce indoor heat, reduce air conditioner load, reduces energy consumption；It solves the problems, such as poor refrigerating efficiency, improves equipment refrigerating efficiency, reduce system failure rate.
Description
Technical field
The present invention relates to refrigeration system technical field more particularly to a kind of multi-stage heat exchanger for built-in showcase are air-cooled
Cooling system.
Background technique
Currently, built-in showcase refrigeration system majority uses air-cooled condenser, refrigerating efficiency is lower, and system thermal is straight
Run in and is placed on interior.When indoor environment temperature is high, especially summer will increase interior due to the increase of indoor heat
The load of air-conditioning increases additional electric energy consumption, improves use cost.
When night air-conditioning is closed, indoor system thermal is unable to get effective discharge, will lead to system compressors row
Temperature degree increases, and condensing pressure is excessively high easily to cause that equipment integrally cooling effect is poor and equipment is frequent fault alarm
The phenomenon that, in addition, being also easy to cause cargo in cabinet to occur to go bad, equipment damage is also resulted in when serious, makes built-in showcase
Use on there are great security risks.
Summary of the invention
In order to solve the above technical problems, the invention discloses a kind of multi-stage heat exchanger wind-cooling heat dissipatings for built-in showcase
System.
To achieve the above object, the present invention adopts the following technical solutions:
A kind of multi-stage heat exchanger water cooling system for built-in showcase, including refrigerant cycle apparatus and refrigerating medium
Cooling back installation, in which:
The refrigerant cycle apparatus includes the compressor, plate heat exchanger, electromagnetism being successively sequentially connected by pipeline
Valve, reducing pressure by regulating flow component and evaporator, the mode that refrigerant enters plate heat exchanger is upper entering and lower leaving, and the solenoid valve is controllable
It opens or closes into the conveying of the refrigerant of evaporator and compressor；
The refrigerating medium cooling back installation includes air-cooled radiator and circulating pump, and refrigerating medium enters plate heat exchanger, wind
The mode of cold heat sink is bottom in and top out.
As present invention further optimization, the workflow of the refrigerant cycle apparatus:
The high-temperature high-pressure refrigerant come out from compressor enters in plate heat exchanger, and high-temperature high-pressure refrigerant and refrigerating medium exist
Heat exchange is carried out in plate heat exchanger, the refrigerant of high temperature and pressure is condensed into high pressure liquid refrigerant, and liquid refrigerant passes through again
It crosses throttling decompression portion part to enter in evaporator, heat absorption becomes gaseous state, gaseous state low-temperature refrigerant mistake in evaporator in evaporator
It is sucked back into compressor after heat, is compressed into the refrigerant of high temperature and pressure again, completes refrigerant circulating process, so recycles past
It is multiple.
As present invention further optimization, the reducing pressure by regulating flow component selects expansion valve or capillary.
As present invention further optimization, when system occurs abnormal, solenoid valve control cuts off the confession of liquid refrigerant
It gives.
As present invention further optimization, the workflow of the refrigerating medium cooling back installation:
When the refrigerant and refrigerating medium of high temperature and pressure carry out heat exchange in plate heat exchanger, refrigerating medium is heated, discharge
It being pumped into air-cooled radiator after plate heat exchanger through circulation, air-cooled radiator draws the air in environment by strong fan,
Refrigerating medium is cooled down, refrigerating medium after cooling is sent back in plate heat exchanger again, completes refrigerating medium circulating cooling mistake
Journey loops back and forth like this.
As present invention further optimization, the refrigerating medium is suitable for the liquid under -50 DEG C~50 DEG C environment temperatures.
As present invention further optimization, the refrigerating medium selects one of water, ethylene glycol, anti-icing fluid.
As present invention further optimization, the air-cooled radiator selects gilled radiator.
In workflow of the present invention, the refrigerant in refrigeration system is condensed using the refrigerating medium of certain temperature, is led to
The heat of generation indoors is transferred in outdoor air-cooled radiator by overload refrigerant cycle, to realize system thermal from interior
It is transferred to outdoor process.
The invention has the advantages that traditional air-cooled condenser is substituted using plate heat exchanger, in plate heat exchanger
The heat exchange for realizing refrigerant and refrigerating medium, is radiated come the refrigerating medium to circulation using air-cooled radiator, realizes system
Heat is transferred to outdoor from interior, greatly reduces indoor heat, to reduce the load of air-conditioning, reduces energy consumption；It is also complete
Beauty solve the problems, such as because refrigeration system pressure it is high caused by poor refrigerating efficiency, equipment integrally cooling effect is effectively promoted
Rate reduces system failure rate.
Detailed description of the invention
Fig. 1 is the refrigerant cycle apparatus flow diagram in the present invention；
Fig. 2 is the refrigerating medium cooling back installation flow diagram in the present invention.
Wherein, 1, compressor；2, plate heat exchanger；3, solenoid valve；4, reducing pressure by regulating flow component；5, evaporator；6, air-cooled to dissipate
Hot device；7, circulating pump.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that the described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Based on this
Embodiment in invention, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, shall fall within the protection scope of the present invention.
Embodiment 1
A kind of multi-stage heat exchanger water cooling system for built-in showcase, including refrigerant cycle apparatus and refrigerating medium
Cooling back installation, in which:
Refrigerant cycle apparatus, as shown in Figure 1, including compressor 1, the plate-type heat-exchange being successively sequentially connected by pipeline
Device 2, solenoid valve 3, reducing pressure by regulating flow component 4 and evaporator 5, the mode that refrigerant enters plate heat exchanger 2 is upper entering and lower leaving, electromagnetism
Controllable open or close of valve 3 conveys into the refrigerant of evaporator 5 and compressor 1.
Refrigerating medium cooling back installation, as shown in Fig. 2, including air-cooled radiator 6 and circulating pump, refrigerating medium enters board-like change
Hot device 2, air-cooled radiator 6 mode be bottom in and top out；Refrigerant is in plate heat exchanger 2 while upper entering and lower leaving, refrigerating
Agent bottom in and top out in plate heat exchanger 2, the heat exchanging process of more efficient completion refrigerant and refrigerating medium are more preferable to reach
Heat transfer effect.
Particularly, reducing pressure by regulating flow component 4 selects expansion valve or capillary, can reducing pressure by regulating flow refrigerant, and provide it is suitable
Refrigerant flow.
Particularly, when system occurs abnormal, the supply of the control cutting liquid refrigerant of solenoid valve 3 when the system failure, is cut
The supply of disconnected refrigerant, can be effectively protected whole system.In addition, solenoid valve 3 can also be controlled by the temperature value of temperature sensing package
The opening and closing of solenoid valve 3 processed, to control whether liquid refrigerant flows into evaporation 5.
Particularly, the workflow of above-mentioned refrigerant cycle apparatus:
The high-temperature high-pressure refrigerant come out from compressor 1 enters in plate heat exchanger 2, high-temperature high-pressure refrigerant and refrigerating medium
Heat exchange is carried out in plate heat exchanger 2, the refrigerant of high temperature and pressure is condensed into high pressure liquid refrigerant, and liquid refrigerant is again
Enter in evaporator 5 by reducing pressure by regulating flow component 4, heat absorption becomes gaseous state in evaporator 5, and gaseous state low-temperature refrigerant is in evaporator
It is sucked back into compressor 1 after overheating in 5, is compressed into the refrigerant of high temperature and pressure again, completes refrigerant circulating process, so
It moves in circles.
Particularly, the workflow of above-mentioned refrigerating medium cooling back installation:
When the refrigerant and refrigerating medium of high temperature and pressure carry out heat exchange in plate heat exchanger 2, refrigerating medium is heated, discharge
It is pumped into air-cooled radiator 6 after plate heat exchanger 2 through circulation, air-cooled radiator 6 draws the sky in environment by strong fan
Gas cools down refrigerating medium, and refrigerating medium after cooling is sent back to again in plate heat exchanger 2, and it is cold to complete refrigerating medium circulation
But process loops back and forth like this.
Particularly, refrigerating medium selects water.
Particularly, air-cooled radiator 6 selects gilled radiator, is disposed vertically in cabinet, heat exchange area is big.
In the present invention, use plate heat exchanger 2 as water-cooled condenser, heat exchange efficiency is high, and space occupied is small；Heat eliminating medium carries
Cryogen be suitable for the liquid under -50 DEG C~50 DEG C environment temperatures, it is applied widely.
The system cools down the refrigerant of the high temperature and pressure of the discharge of compressor 1 using the refrigerating medium of circulation, is greatly improved
Heat exchange efficiency, meanwhile, it is radiated using small-sized air-cooled radiator 6 come the refrigerating medium to circulation, thus by indoor system
Heat is transferred in outdoor environment；In addition, traditional air-cooled condenser inevitably will appear summer environment temperature is higher
The high problem of refrigeration system pressure, pressure height will result in poor refrigerating efficiency, and the present invention can thoroughly solve poor refrigerating efficiency and set
The problem of standby frequently alarm.
Embodiment 2
A kind of multi-stage heat exchanger water cooling system for built-in showcase, including refrigerant cycle apparatus and refrigerating medium
Cooling back installation, in which:
Refrigerant cycle apparatus, as shown in Figure 1, including compressor 1, the plate-type heat-exchange being successively sequentially connected by pipeline
Device 2, solenoid valve 3, reducing pressure by regulating flow component 4 and evaporator 5, the mode that refrigerant enters plate heat exchanger 2 is upper entering and lower leaving, electromagnetism
Controllable open or close of valve 3 conveys into the refrigerant of evaporator 5 and compressor 1.
Refrigerating medium cooling back installation, as shown in Fig. 2, including air-cooled radiator 6 and circulating pump, refrigerating medium enters board-like change
Hot device 2, air-cooled radiator 6 mode be bottom in and top out；Refrigerant is in plate heat exchanger 2 while upper entering and lower leaving, refrigerating
Agent bottom in and top out in plate heat exchanger 2, the heat exchanging process of more efficient completion refrigerant and refrigerating medium are more preferable to reach
Heat transfer effect.
Particularly, reducing pressure by regulating flow component 4 selects expansion valve or capillary, can reducing pressure by regulating flow refrigerant, and provide it is suitable
Refrigerant flow.
Particularly, when system occurs abnormal, the supply of the control cutting liquid refrigerant of solenoid valve 3 when the system failure, is cut
The supply of disconnected refrigerant, can be effectively protected whole system.In addition, solenoid valve 3 can also be controlled by the temperature value of temperature sensing package
The opening and closing of solenoid valve 3 processed, to control whether liquid refrigerant flows into evaporation 5.
Particularly, the workflow of above-mentioned refrigerant cycle apparatus:
The high-temperature high-pressure refrigerant come out from compressor 1 enters in plate heat exchanger 2, high-temperature high-pressure refrigerant and refrigerating medium
Heat exchange is carried out in plate heat exchanger 2, the refrigerant of high temperature and pressure is condensed into high pressure liquid refrigerant, and liquid refrigerant is again
Enter in evaporator 5 by reducing pressure by regulating flow component 4, heat absorption becomes gaseous state in evaporator 5, and gaseous state low-temperature refrigerant is in evaporator
It is sucked back into compressor 1 after overheating in 5, is compressed into the refrigerant of high temperature and pressure again, completes refrigerant circulating process, so
It moves in circles.
Particularly, the workflow of above-mentioned refrigerating medium cooling back installation:
When the refrigerant and refrigerating medium of high temperature and pressure carry out heat exchange in plate heat exchanger 2, refrigerating medium is heated, discharge
It is pumped into air-cooled radiator 6 after plate heat exchanger 2 through circulation, air-cooled radiator 6 draws the sky in environment by strong fan
Gas cools down refrigerating medium, and refrigerating medium after cooling is sent back to again in plate heat exchanger 2, and it is cold to complete refrigerating medium circulation
But process loops back and forth like this.
Particularly, the refrigerating medium of selection is ethylene glycol.
Particularly, air-cooled radiator 6 selects gilled radiator, is disposed vertically in cabinet, heat exchange area is big.
Embodiment 3
A kind of multi-stage heat exchanger water cooling system for built-in showcase, including refrigerant cycle apparatus and refrigerating medium
Cooling back installation, in which:
Refrigerant cycle apparatus, as shown in Figure 1, including compressor 1, the plate-type heat-exchange being successively sequentially connected by pipeline
Device 2, solenoid valve 3, reducing pressure by regulating flow component 4 and evaporator 5, the mode that refrigerant enters plate heat exchanger 2 is upper entering and lower leaving, electromagnetism
Controllable open or close of valve 3 conveys into the refrigerant of evaporator 5 and compressor 1.
Refrigerating medium cooling back installation, as shown in Fig. 2, including air-cooled radiator 6 and circulating pump, refrigerating medium enters board-like change
Hot device 2, air-cooled radiator 6 mode be bottom in and top out；Refrigerant is in plate heat exchanger 2 while upper entering and lower leaving, refrigerating
Agent bottom in and top out in plate heat exchanger 2, the heat exchanging process of more efficient completion refrigerant and refrigerating medium are more preferable to reach
Heat transfer effect.
Particularly, reducing pressure by regulating flow component 4 selects expansion valve or capillary, can reducing pressure by regulating flow refrigerant, and provide it is suitable
Refrigerant flow.
Particularly, when system occurs abnormal, the supply of the control cutting liquid refrigerant of solenoid valve 3 when the system failure, is cut
The supply of disconnected refrigerant, can be effectively protected whole system.In addition, solenoid valve 3 can also be controlled by the temperature value of temperature sensing package
The opening and closing of solenoid valve 3 processed, to control whether liquid refrigerant flows into evaporation 5.
Particularly, the workflow of above-mentioned refrigerant cycle apparatus:
The high-temperature high-pressure refrigerant come out from compressor 1 enters in plate heat exchanger 2, high-temperature high-pressure refrigerant and refrigerating medium
Heat exchange is carried out in plate heat exchanger 2, the refrigerant of high temperature and pressure is condensed into high pressure liquid refrigerant, and liquid refrigerant is again
Enter in evaporator 5 by reducing pressure by regulating flow component 4, heat absorption becomes gaseous state in evaporator 5, and gaseous state low-temperature refrigerant is in evaporator
It is sucked back into compressor 1 after overheating in 5, is compressed into the refrigerant of high temperature and pressure again, completes refrigerant circulating process, so
It moves in circles.
Particularly, the workflow of above-mentioned refrigerating medium cooling back installation:
When the refrigerant and refrigerating medium of high temperature and pressure carry out heat exchange in plate heat exchanger 2, refrigerating medium is heated, discharge
It is pumped into air-cooled radiator 6 after plate heat exchanger 2 through circulation, air-cooled radiator 6 draws the sky in environment by strong fan
Gas cools down refrigerating medium, and refrigerating medium after cooling is sent back to again in plate heat exchanger 2, and it is cold to complete refrigerating medium circulation
But process loops back and forth like this.
Particularly, the refrigerating medium of selection is anti-icing fluid.
Particularly, air-cooled radiator 6 selects gilled radiator, is disposed vertically in cabinet, heat exchange area is big.
Certainly, the above description is not a limitation of the present invention, and the present invention is also not limited to the example above, this technology neck
The variations, modifications, additions or substitutions that the technical staff in domain is made within the essential scope of the present invention also should belong to of the invention
Protection scope.
Claims (8)
1. a kind of multi-stage heat exchanger water cooling system for built-in showcase, which is characterized in that filled including refrigerant circulation
It sets and refrigerating medium cooling back installation, in which:
The refrigerant cycle apparatus includes the compressor being successively sequentially connected by pipeline, plate heat exchanger, solenoid valve, section
Stream decompression component and evaporator, the mode that refrigerant enters plate heat exchanger is upper entering and lower leaving, and the solenoid valve is controllable to be opened
Or close the refrigerant conveying for entering evaporator and compressor；
The refrigerating medium cooling back installation includes air-cooled radiator and circulating pump, and refrigerating medium enters plate heat exchanger, air-cooled dissipates
The mode of hot device is bottom in and top out.
2. a kind of multi-stage heat exchanger water cooling system for built-in showcase as described in claim 1, which is characterized in that
The workflow of the refrigerant cycle apparatus:
The high-temperature high-pressure refrigerant come out from compressor enters in plate heat exchanger, and high-temperature high-pressure refrigerant and refrigerating medium are board-like
Heat exchange is carried out in heat exchanger, the refrigerant of high temperature and pressure is condensed into high pressure liquid refrigerant, and liquid refrigerant is using section
Stream decompression component enters in evaporator, and heat absorption becomes gaseous state in evaporator, after gaseous state low-temperature refrigerant overheats in evaporator
It is sucked back into compressor, is compressed into the refrigerant of high temperature and pressure again, refrigerant circulating process is completed, loops back and forth like this.
3. a kind of multi-stage heat exchanger water cooling system for built-in showcase as described in claim 1, which is characterized in that
The reducing pressure by regulating flow component selects expansion valve or capillary.
4. a kind of multi-stage heat exchanger water cooling system for built-in showcase as described in claim 1, which is characterized in that
When system occurs abnormal, solenoid valve control cuts off the supply of liquid refrigerant.
5. a kind of multi-stage heat exchanger water cooling system for built-in showcase as described in claim 1, which is characterized in that
The workflow of the refrigerating medium cooling back installation:
When the refrigerant and refrigerating medium of high temperature and pressure carry out heat exchange in plate heat exchanger, refrigerating medium is heated, and is discharged board-like
It is pumped into air-cooled radiator after heat exchanger through circulation, air-cooled radiator draws the air in environment by strong fan, to load
Cryogen is cooled down, and refrigerating medium after cooling is sent back in plate heat exchanger again, completes refrigerating medium circulating cooling process, such as
This moves in circles.
6. a kind of multi-stage heat exchanger water cooling system for built-in showcase as claimed in claim 5, which is characterized in that
The refrigerating medium is suitable for the liquid under -50 DEG C~50 DEG C environment temperatures.
7. a kind of multi-stage heat exchanger water cooling system for built-in showcase as claimed in claim 6, which is characterized in that
The refrigerating medium selects one of water, ethylene glycol, anti-icing fluid.
8. a kind of multi-stage heat exchanger water cooling system for built-in showcase as claimed in claim 5, which is characterized in that
The air-cooled radiator selects gilled radiator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910432014.3A CN110145883A (en) | 2019-05-23 | 2019-05-23 | A kind of multi-stage heat exchanger water cooling system for built-in showcase |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910432014.3A CN110145883A (en) | 2019-05-23 | 2019-05-23 | A kind of multi-stage heat exchanger water cooling system for built-in showcase |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110145883A true CN110145883A (en) | 2019-08-20 |
Family
ID=67592847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910432014.3A Pending CN110145883A (en) | 2019-05-23 | 2019-05-23 | A kind of multi-stage heat exchanger water cooling system for built-in showcase |
Country Status (1)
| Country | Link |
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| CN (1) | CN110145883A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111336755A (en) * | 2020-03-03 | 2020-06-26 | 逸励实业(上海)有限公司 | Ethylene glycol defrosting and heating system |
| CN111602998A (en) * | 2020-06-24 | 2020-09-01 | 广东乘心电器实业有限公司 | Energy-saving temperature-adjusting display cabinet control system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111336755A (en) * | 2020-03-03 | 2020-06-26 | 逸励实业(上海)有限公司 | Ethylene glycol defrosting and heating system |
| CN111602998A (en) * | 2020-06-24 | 2020-09-01 | 广东乘心电器实业有限公司 | Energy-saving temperature-adjusting display cabinet control system |
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