CN207865794U - Freezer Multifunctional air cooler - Google Patents
Freezer Multifunctional air cooler Download PDFInfo
- Publication number
- CN207865794U CN207865794U CN201721711326.0U CN201721711326U CN207865794U CN 207865794 U CN207865794 U CN 207865794U CN 201721711326 U CN201721711326 U CN 201721711326U CN 207865794 U CN207865794 U CN 207865794U
- Authority
- CN
- China
- Prior art keywords
- coil pipe
- refrigerant
- freezer
- air
- defrosting
- 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.)
- Active
Links
Landscapes
- Defrosting Systems (AREA)
Abstract
The utility model is related to a kind of freezer Multifunctional air coolers, side is equipped with sweat cooling coil pipe and refrigerant coil pipe in the body of air-cooler, lower part is equipped with defrosting water-collecting tray and defrosting drainpipe, the other side is equipped with air circulation fans on the body of air-cooler, the expansion valve outlet of the low-temp low-pressure liquid refrigerant import connection cold storage refrigerating system of sweat cooling coil pipe, the compressor air suction mouth of low-temp low-pressure gaseous refrigerant outlet connection cold storage refrigerating system, the import of refrigerant coil pipe connects refrigerant coil pipe import threeway valve outlet, refrigerant coil outlets connect refrigerant coil outlets triple valve inlet.Compared with traditional freezer air-cooler, recyclable cold storage refrigerating system condensation heat is used for defrosting, simple in structure, can automation mechanized operation；The recyclable antifreeze swollen cold of terrace freezes for fresh-keeping warehouse, improves the whole efficiency of energy utilization of freezer storage enterprise, cuts operating costs；The mutual switching capability that enhancing freezer is refrigerated from cryogenic freezing to high temperature more adapts to the dull and rush season variation of freezer storage.
Description
Technical field
It is especially a kind of that air and evaporation system in freezer are carried out using wind turbine the utility model is related to a kind of freezer air-cooler
The Multifunctional air cooler that the freezer refrigerating defrosting of the forced convertion cooling of cooling coil integrates, belongs to freezer air-cooler technical field.
Background technology
In middle-size and small-size freezer, refrigeration system evaporator generally uses force ventilated air-cooler, air-cooler by wind turbine and
Refrigeration coil forms, and the effect of wind turbine is that the air circulation in freezer is made to flow through refrigeration coil, and circulation low temperature is low in refrigeration coil
High temperature air outside pressure liquid refrigerant, with refrigeration coil exchanges heat, and gasification is low-pressure gas after heat absorption, then by refrigerant compression
Machine sucks and is compressed to high-temperature high-pressure state, condenses, transfers heat in environment, geothermal liquid in high pressure into condenser heat rejection
Refrigeration coil is entered back into as low temperature and low pressure liquid after the throttle throttling, is so moved in circles.
When air in freezer flows through refrigeration coil, own temperature reduces, while the water vapor portion in air is freezing
Coil surface is solidified as frost.With the continuous cycle of air, frost layer constantly thickens, and on the one hand causes refrigeration coil return air quantity
It reduces, on the other hand causes refrigeration coil and circulation air Heat exchanger, to reduce coefficient of performance of refrigerating, increase refrigeration system
Energy consumption.Therefore, freezer air-cooler must periodically carry out defrosting operation.Defrosting is generally using electrical heating defrosting or spray water defrosting.
During freezer practical operation, in the dull season, low temperature cold frozen storehouse can be generally changed to the use of medium temperature fresh-keeping warehouse, and it is right
The adjusting of refrigeration system is then excessively complicated, further, since being run in off-design behaviour, device efficiency is caused to decline and easily set
Standby damage and safety accident.
Invention content
The utility model is to provide for a kind of freezer Multifunctional air cooler, and the air-cooler freezer single compared with existing capability is cold
Wind turbine has the function of that better temperature of ice house regulatory function, condensing units are used for defrosting and the antifreeze swollen cold of cold storage floor
Recycling is for the functions such as fresh-keeping and cold storage or low-temperature cold store precooling；In addition, compared with traditional freezer air-cooler, it is not provided with being used for defrosting
Electric heating tube or spray water system, therefore, energy consumption is lower, system structure is more simple, and operation and maintenance expense is low.
The technical solution of the utility model is：A kind of freezer Multifunctional air cooler, including air circulation fans, sweat cooling
Coil pipe, refrigerant coil pipe, defrosting water-collecting tray, defrosting drainpipe, side is equipped with sweat cooling coil pipe and refrigerant in the body of air-cooler
The underpart of coil pipe, air-cooler is equipped with defrosting water-collecting tray, and defrosting drainpipe, the body of air-cooler are housed below defrosting water-collecting tray
The upper other side is equipped with air circulation fans, and the low-temp low-pressure liquid refrigerant import of the sweat cooling coil pipe connects freezer refrigerating
The expansion valve outlet of system, the pressure of the low-temp low-pressure gaseous refrigerant outlet connection cold storage refrigerating system of the sweat cooling coil pipe
The refrigerant coil pipe import of contracting machine air entry, the refrigerant coil pipe connects refrigerant coil pipe threeway valve outlet, the refrigerant disk of refrigerant coil pipe
Pipe outlet connection refrigerant coil pipe triple valve inlet.
One end import connection antifreeze swollen cold recovery exchange device of cold storage floor of the refrigerant coil pipe import triple valve goes out
Mouthful, other end import connects the outlet of cold storage refrigerating system condensing units heat-exchanger rig；The refrigerant coil outlets triple valve
One end outlet connection antifreeze swollen cold recovery exchange device import of cold storage floor, other end outlet connection cold storage refrigerating system condensation
Heat recovery heat exchange device import.
The defrosting water-collecting tray is located at sweat cooling coil pipe and refrigerant coil pipe bottom, and defrosting water-collecting tray is arranged to the defrosting at center
Water pipe has a gradient, and the outside of the defrosting water-collecting tray and defrosting drainpipe coats the heat preservation for avoiding defrosting water-setting solid
Layer.
Three rows or multiple rows of are arranged in circulation air flowing direction in the sweat cooling coil pipe, and the refrigerant coil pipe is empty in cycle
The setting of flow of air direction is a row or multi-row, and multiple rows of refrigerant coil pipe and multiple rows of sweat cooling coil pipe cross arrangement.
The refrigerant liquid flowed in the refrigerant coil pipe is glycol water or calcium chloride water.
After freezer Multifunctional air cooler described in more is connected in parallel, it is mounted in freezer.
The utility model has the beneficial effects that：
Applied to low-temperature cold-storage or the air-cooler in sharp freezing library, in cooling freezer when air, sweat cooling coil pipe
Interior circulation low-temperature low-pressure refrigerant liquid, refrigerant liquid gasification heat absorption make sweat cooling coil pipe outer circulation air cooling-down, simultaneously
Water vapor portion in circulation air is frosted in sweat cooling coil pipe outside wall surface and fin surface solidification, and is constantly thickened, in turn
Influence air circulation air quantity and coefficient of performance of refrigerating.Stop circulation low temperature when needing defrosting, in air-cooler sweat cooling coil pipe
Low-pressure, liquid refrigerant, after liquid refrigerant all gasification, refrigerant coil pipe import triple valve and outlet threeway Vavle switching connection
Cold storage refrigerating system condensing units heat-exchanger rig circulates into high temperature degree refrigerant liquid, heat transfer to phase in refrigerant coil pipe
Adjacent air-cooler sweat cooling coil pipe and fin, it is water so that frost is melted, and drops onto defrosting water-collecting tray under the effect of gravity, and flow into
Defrosting drainpipe, drains into outside freezer.After high temperature degree refrigerant liquid is cooled, it is oriented to by refrigerant coil outlets triple valve, into
Enter refrigerant system condenser heat recovery heat exchange device with recovery section condensation heat, after itself heating, then passes through refrigerant coil pipe import
Triple valve is oriented to, and flows into refrigerant coil pipe.Therefore, defrosting heat comes from refrigeration system condensing units, without additionally disappearing
Consuming electric power.After defrosting, refrigerant coil pipe import triple valve and outlet threeway Vavle switching connect the antifreeze swollen cold of cold storage floor
Heat-exchanger rig is recycled, makes to circulate in refrigerant coil pipe into medium and low temperature refrigerant liquid, sweat cooling coil pipe and refrigerant coil pipe is carried out
Cooling precooling stops being passed through refrigerant liquid after precooling, and the recovery of sweat cooling coil pipe is passed through low-temp low-pressure liquid refrigerant, continue into
Row refrigerating operaton.
When the Multifunctional air cooler of the utility model is also had in the dull season, low-temperature cold-storage heating is fresh-keeping warehouse, at this time directly
Swollen formula refrigeration system is shut down, and is recycled without low-temp low-pressure liquid refrigerant in sweat cooling coil pipe, is not played refrigeration；And refrigerant disk
Pipe import triple valve and outlet threeway Vavle switching connect the antifreeze swollen cold recovery exchange device of cold storage floor, are passed through in refrigerant coil pipe
Low temperature refrigerant liquid（0 DEG C or so）, the refrigeration of fresh-preserving cold storage is carried out, and after the heating of low temperature refrigerant liquid, by exporting threeway
Valve is oriented to, and flows into the inbuilt antifreeze swollen heat exchanger tube of low-temperature cold store subsurface, refrigerant liquid absorption low-temperature cold store is under terrace transmission
The cold that comes and be cooled, then be oriented to by inlet three-way valve, flow into the refrigeration that refrigerant coil pipe is used for medium temperature fresh-keeping warehouse, recycling is sharp
With the antifreeze swollen cold of terrace in low-temperature cold store, the refrigerating capacity configuration capacity of fresh-keeping warehouse is reduced, and prevents soil quilt under terrace
Freeze and freezes swollen danger.
Melted with reducing low-temperature cold store for defrosting using the recyclable condensation heat of freezer Multifunctional air cooler of the utility model
The power consumption and initial cost of frost；The refrigeration that the antifreeze swollen cold of low-temperature cold store terrace is used for medium temperature fresh-keeping warehouse is recycled, fresh-keeping warehouse is reduced
Refrigerating capacity and power consumption, extend freezer power and energy ability, improve freezer reply refrigerating kinds of goods turn of the market when energy
Power reduces operation difficulty when freezer functional shift, increases operating income.
Description of the drawings
Fig. 1 is the freezer Multifunctional air cooler structural front view of the utility model；
Fig. 2 is freezer Multifunctional air cooler the structure left view of the utility model；
Fig. 3 is the freezer Multifunctional air cooler structure right view of the utility model；
Fig. 4 is the freezer Multifunctional air cooler installation schematic diagram of the utility model.
Specific implementation mode
Below in conjunction with attached drawing, the utility model feature and other correlated characteristics are done further in detail by specific embodiment
Illustrate, so as to the understanding of technical staff of the same trade.
As shown in Figures 1 to 4, a kind of freezer Multifunctional air cooler, including air circulation fans 9, sweat cooling coil pipe 3,
Refrigerant coil pipe 4, defrosting water-collecting tray 5, defrosting drainpipe 6 etc..
Side is equipped with sweat cooling coil pipe 3 and refrigerant coil pipe 4 in the body of air-cooler, and the underpart of air-cooler, which is equipped with, to be melted
White water-collecting tray 5, defrosting water-collecting tray 5 are equipped with defrosting drainpipe 6 below, and the other side is equipped with air circulation fans on the body of air-cooler
9, the low-temp low-pressure liquid refrigerant import 1 of sweat cooling coil pipe 3 connects the expansion valve outlet of cold storage refrigerating system, sweat cooling
The compressor air suction mouth of the 2 connection cold storage refrigerating system of low-temp low-pressure gaseous refrigerant outlet of coil pipe 3, the refrigerant of refrigerant coil pipe 4
Coil pipe import 7 connects refrigerant coil pipe import triple valve 10 and exports, and the refrigerant coil outlets 8 of refrigerant coil pipe 4 connect refrigerant coil pipe and go out
Mouth 11 entrance of triple valve.The Multifunctional air cooler of more playscript with stage directions utility models can be arranged according to the difference of refrigerating capacity in freezer, by parallel connection
Mode accesses.Three rows or multiple rows of are arranged in circulation air flowing direction in sweat cooling coil pipe 3, and refrigerant coil pipe 4 is in recycled air stream
Dynamic direction setting is a row or multi-row, and multiple rows of refrigerant coil pipe 4 and multiple rows of 3 cross arrangement of sweat cooling coil pipe.
The antifreeze swollen cold recovery exchange device outlet of one end import connection cold storage floor of refrigerant coil pipe import triple valve 10
10-2, other end import connect cold storage refrigerating system condensing units heat-exchanger rig and export 10-3.Refrigerant coil outlets triple valve
11 one end outlet connection antifreeze swollen cold recovery exchange device import 11-2 of cold storage floor, other end outlet connection freezer refrigerating
System condensing heat recovery heat exchange device import 11-3.
Defrosting water-collecting tray 5 is located at 4 bottom of sweat cooling coil pipe 3 and refrigerant coil pipe, and defrosting water-collecting tray 5 is arranged to the defrosting at center
Water pipe 6 has a gradient.The outside of defrosting water-collecting tray 5 and defrosting drainpipe 6 coats the insulating layer for avoiding defrosting water-setting solid.
When the air-cooler is that low-temperature cold store freezes, low-temperature low-pressure refrigerant liquid is passed through in sweat cooling coil pipe 3；When cold
Stop being passed through refrigerant when wind turbine needs defrosting, in sweat cooling coil pipe 3, waits for that residual liquid refrigerant vapor finishes in coil pipe
Afterwards, high temperature degree refrigerant liquid is passed through in refrigerant coil pipe 4, with the refrigerant pipe and fin surface in heating evaporation refrigeration coil 3
Frost makes its thawing, and defrosting water instills defrosting water-collecting tray 5, and flows into defrosting drainpipe 6, drains into the outer drainage position of freezer.Defrosting terminates
Afterwards, the stopping of refrigerant coil pipe 4 is passed through high temperature degree refrigerant, and refrigerant coil pipe import triple valve 10 and outlet triple valve 11 switch, be passed through
Medium and low temperature refrigerant makes the refrigerant coil pipe 4 being heated and sweat cooling coil pipe 3 cool down.After cooling, refrigerant coil pipe 4 stops cycle,
Sweat cooling coil pipe 3 starts refrigeration cycle, replys freezer cooling.After frost layer knot to certain thickness, above-mentioned ran is repeated
Journey.
When sweat cooling 3 defrosting of coil pipe, refrigerant coil pipe 4 is passed through high temperature degree refrigerant liquid, and the heat needed for defrosting comes from
When the condensing units, i.e. defrosting of refrigeration system, temperature reduces after high temperature degree refrigerant is passed through the 4 heat release defrosting of refrigerant coil pipe,
After the access of refrigerant coil outlets triple valve 11 condensing units pipe import 11-3 absorbs heat heating in condenser heat reclamation device,
Refrigerant coil pipe 4 is flowed into through refrigerant coil pipe import triple valve 10 again, continues defrosting.Refrigerant liquid is that certain density ethylene glycol is water-soluble
Liquid or certain density calcium chloride water etc..
（1）Low-temperature cold store refrigerating operaton operating mode：
Refrigerant coil pipe inlet and outlet are closed.Evaporation coil inlet and outlet are connected, and low-temp low-pressure liquid refrigerant flows into evaporation coil,
It exchanges heat through evaporation coil and fin with the air of circulating fan sucking, absorbs the heat of air in freezer and be evaporated to gaseous state, and
Enter refrigeration compressor air suction mouth from evaporation coil outlet, the phase-state changes such as pressurizeed, condensed and throttled enter back into evaporating pan
Pipe, carries out the refrigeration that moves in circles, to maintain low-temperature cold store to keep low temperature, such as -20 DEG C or so.
（2）Low-temperature cold store defrosting operating condition：
Evaporation coil import is closed, residual in coil pipe to be evaporated there is no low-temp low-pressure liquid refrigerant inflow evaporation coil
After extraction raffinate evacuator body, evaporation coil port closing.Refrigerant coil pipe inlet and outlet are connected, and refrigerant coil pipe import triple valve connects system
Cooling system condensing units pipe export, by high temperature refrigerant liquid introduce refrigerant coil pipe, transfer heat to adjacent evaporation coil and
Fin surface frost layer makes white thawing, and through refrigerant coil outlets after refrigerant liquid itself cooling, refrigerant exit triple valve meets refrigeration system
System condensing units pipe import into condensation heat recovery device, then enters refrigerant coil pipe after heating up and carries out defrosting operation, until melting
Frost terminates.It is transferred to refrigerating operaton operating mode again.
（3）When dull season, low-temperature cold store does high temperature fresh-keeping warehouse operating condition：
When entering low-temperature cold store storage dull season, part low-temperature cold store is transferred to high temperature fresh-keeping warehouse and is used, on the one hand may be used
Freezer service efficiency is improved, operating income is improved, on the other hand improves temperature of ice house, refrigerant system feature can be made to run, reduce
Refrigeration system power consumption.
Refrigerant coil pipe import triple valve connects the antifreeze swollen cold recovery pipe outlet of low-temperature cold store terrace, refrigerant coil outlets threeway
Valve connects the antifreeze swollen cold recovery pipe import of low-temperature cold store terrace, and low temperature refrigerant liquid flows into refrigerant coil pipe and cycle in fresh-keeping warehouse is empty
Gas exchanges heat, and enters the antifreeze swollen pipeline of other low-temperature cold store terraces from refrigerant coil outlets and outlet triple valve after heat absorption, absorbs low
Wen Ku is cooled to the cold that soil under terrace transmits, while preventing soil under terrace frozen and bulging swollen, influences low temperature cold
Library safety, the refrigerant liquid after cooling enter refrigerant coil pipe via refrigerant coil pipe import triple valve again, are continuously fresh-keeping warehouse offer
Cold.If the antifreeze swollen cold deficiency fresh-keeping warehouse refrigerating capacity of low-temperature cold store of recycling, part starts refrigeration system, uses evaporation
Coil pipe compensates refrigerating capacity, it is ensured that the temperature of fresh-keeping warehouse.Until when cryogenic freezing refrigerates the busy season, then fresh-keeping warehouse operational mode is switched
Return low-temperature cold store operating condition.
In conclusion the freezer Multi-function air blower of the utility model, has recovering condensing heat for defrosting, recycling low temperature cold
The advantages that terrace antifreeze swollen cold in library is for multi-functional, highly effective refrigeration, low energy consumption defrostings such as fresh-keeping warehouse refrigeration.
Claims (6)
1. a kind of freezer Multifunctional air cooler, including air circulation fans (9), sweat cooling coil pipe (3), refrigerant coil pipe (4), melt
White water-collecting tray (5), defrosting drainpipe (6), it is characterised in that：In the body of air-cooler side equipped with sweat cooling coil pipe (3) and
The underpart of refrigerant coil pipe (4), air-cooler is equipped with defrosting water-collecting tray (5), and defrosting water-collecting tray (5) is equipped with defrosting drainpipe below
(6), the other side is equipped with air circulation fans (9), the low-temp low-pressure liquid of the sweat cooling coil pipe (3) on the body of air-cooler
Refrigerant inlet (1) connects the expansion valve outlet of cold storage refrigerating system, the low-temp low-pressure gaseous state system of the sweat cooling coil pipe (3)
Cryogen exports the compressor air suction mouth of (2) connection cold storage refrigerating system, and the refrigerant coil pipe import (7) of the refrigerant coil pipe (4) is even
Refrigerant coil pipe import triple valve (10) outlet is connect, the refrigerant coil outlets (8) of refrigerant coil pipe (4) connect refrigerant coil outlets threeway
Valve (11) entrance.
2. freezer Multifunctional air cooler according to claim 1, it is characterised in that：The refrigerant coil pipe import triple valve
(10) the antifreeze swollen cold recovery exchange device outlet (10-2) of one end import connection cold storage floor, other end import connect freezer
Refrigeration system condensing units heat-exchanger rig exports (10-3)；One end outlet connection of the refrigerant coil outlets triple valve (11)
The antifreeze swollen cold recovery exchange device import (11-2) of cold storage floor, other end outlet connection cold storage refrigerating system condensing units
Heat-exchanger rig import (11-3).
3. freezer Multifunctional air cooler according to claim 1, it is characterised in that：The defrosting water-collecting tray (5), which is located at, steams
Refrigeration coil (3) and refrigerant coil pipe (4) bottom is sent out, defrosting water-collecting tray (5) has a gradient, institute to the defrosting drainpipe (6) at center
The outside for stating defrosting water-collecting tray (5) and defrosting drainpipe (6) coats insulating layer for avoiding defrosting water-setting solid.
4. freezer Multifunctional air cooler according to claim 1, it is characterised in that：The sweat cooling coil pipe (3) is being followed
Three rows or multiple rows of are arranged in ring air-flow direction, and the refrigerant coil pipe (4) is a row or multi-row in circulation air flowing direction setting,
And multiple rows of refrigerant coil pipe (4) and multiple rows of sweat cooling coil pipe (3) cross arrangement.
5. freezer Multifunctional air cooler according to claim 1, it is characterised in that：It is flowed in the refrigerant coil pipe (4)
Refrigerant liquid is glycol water or calcium chloride water.
6. according to any freezer Multifunctional air coolers of claim 1-5, it is characterised in that：The more work(of freezer described in more
After energy air-cooler is connected in parallel, it is mounted in freezer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721711326.0U CN207865794U (en) | 2017-12-11 | 2017-12-11 | Freezer Multifunctional air cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721711326.0U CN207865794U (en) | 2017-12-11 | 2017-12-11 | Freezer Multifunctional air cooler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207865794U true CN207865794U (en) | 2018-09-14 |
Family
ID=63468651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721711326.0U Active CN207865794U (en) | 2017-12-11 | 2017-12-11 | Freezer Multifunctional air cooler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207865794U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110567219A (en) * | 2019-10-12 | 2019-12-13 | 江苏星星家电科技有限公司 | Electromagnetic defrosting device of cold storage air cooler |
-
2017
- 2017-12-11 CN CN201721711326.0U patent/CN207865794U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110567219A (en) * | 2019-10-12 | 2019-12-13 | 江苏星星家电科技有限公司 | Electromagnetic defrosting device of cold storage air cooler |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105299987B (en) | Air source heat pump spray defroster based on super-hydrophobic finned tube exchanger | |
| CN104819594B (en) | Frozen regenerated solution defrost heat pump unit | |
| CN103075831B (en) | Novel air-cooled evaporation type composite refrigeration house refrigerating system | |
| JP6074596B2 (en) | refrigerator | |
| CN107062472A (en) | Double cold source refrigerating systems that natural cooling unit is combined with centrifugal water chillers | |
| CN105004089A (en) | Cascaded unit used for both medium-high temperature cold storage house and low temperature cold storage house | |
| CN108088108A (en) | A kind of subway station direct-expansion type evaporative condenser heat pump air conditioning system and its method of work | |
| CN107606843B (en) | A kind of Novel frost-free refrigerator-freezer refrigerating plant with solution dehumidification | |
| CN104633988A (en) | Air-cooling cold and hot water air conditioning system and control method thereof | |
| JP2009103453A (en) | Air conditioning facility | |
| CN208832629U (en) | A kind of low-temperature cold water unit | |
| CN207865794U (en) | Freezer Multifunctional air cooler | |
| CN212253004U (en) | Two-stage indirect evaporative cooling air conditioning unit | |
| CN109737662A (en) | A kind of horizontal frostless refrigeration system of refrigerator of compact and defrosting control method | |
| JP3859204B2 (en) | Cooling system | |
| CN202581632U (en) | Heat-pump air conditioning unit of evaporating type condenser | |
| CN204478579U (en) | Wind cooling cold and hot water air-conditioning system | |
| CN111594962A (en) | Fluorine pump energy-saving indirect evaporative cooling air conditioning unit and control method | |
| CN102620371A (en) | Evaporative condenser heat pump air-conditioning unit | |
| CN200996697Y (en) | Heat-storage air conditioner | |
| CN102042728B (en) | Method and device for preparing fluidized ice | |
| JP5693932B2 (en) | Cooling system and cooling method | |
| CN205048615U (en) | Cooling water set nature cold source heat pipe formula cold -storage system | |
| CN203964488U (en) | Adopt the air source heat pump defrosting device of hot-air evaporation initial liquid drop | |
| CN209639338U (en) | A kind of freezer water-cooled all-in-one machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |