CN109269221A - A kind of cooling equipment of double refrigeration-types - Google Patents
A kind of cooling equipment of double refrigeration-types Download PDFInfo
- Publication number
- CN109269221A CN109269221A CN201811140406.4A CN201811140406A CN109269221A CN 109269221 A CN109269221 A CN 109269221A CN 201811140406 A CN201811140406 A CN 201811140406A CN 109269221 A CN109269221 A CN 109269221A
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- China
- Prior art keywords
- rectangular box
- cooling equipment
- double refrigeration
- refrigeration
- types according
- 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.)
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Links
- 238000001816 cooling Methods 0.000 title claims abstract description 32
- 239000004065 semiconductor Substances 0.000 claims abstract description 21
- 238000010438 heat treatment Methods 0.000 claims abstract description 14
- 238000005192 partition Methods 0.000 claims abstract description 8
- 239000000853 adhesive Substances 0.000 claims abstract description 4
- 230000001070 adhesive effect Effects 0.000 claims abstract description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 24
- 239000010935 stainless steel Substances 0.000 claims description 24
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 20
- 238000001914 filtration Methods 0.000 claims description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000005057 refrigeration Methods 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 11
- 239000003795 chemical substances by application Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B21/00—Machines, plants or systems, using electric or magnetic effects
- F25B21/02—Machines, plants or systems, using electric or magnetic effects using Peltier effect; using Nernst-Ettinghausen effect
-
- 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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
- F25D19/04—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors with more than one refrigeration unit
-
- 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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
-
- 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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/02—Doors; Covers
-
- 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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
-
- 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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D31/00—Other cooling or freezing apparatus
Abstract
The invention discloses a kind of cooling equipment of double refrigeration-types, including bottom plate, the compressor is connected to evaporator and condenser respectively by pipeline, it is connected between the evaporator and condenser by capillary, it is respectively refrigerating chamber and heating chamber above and below the partition, the inner vertical of the refrigerating chamber is adhesive with semiconductor refrigerating plate, the semiconductor refrigerating plate of left and right two is to be staggered up and down, the gas outlet of the air-introduced machine is connected to refrigerating chamber and heating chamber respectively by first pipe, the refrigerating chamber and heating chamber pass through second pipe and third pipeline is connected to the 4th pipeline respectively, the first control valve and the second control valve are separately installed on the second pipe and third pipeline, filter device is installed at the air inlet of the air inlet pipe of the air-introduced machine；The cooling equipment of double refrigeration-types substantially increases refrigeration effect by the collective effect of air cycle refrigeration principle and semiconductor refrigerating plate.
Description
Technical field
The present invention relates to cooling equipment technical field, specially a kind of cooling equipment of double refrigeration-types.
Background technique
Refrigeration is refrigeration, also known as freezes, object temperature is reduced to or is maintained natural environment temperature or less.Realize refrigeration
Approach there are two types of, first is that natural cooling, first is that artificial cooling.Natural cooling utilizes natural ice or the cooling object of phreatic water, but
Its refrigerating capacity (heat taken away from object to be cooled) and the cryogenic temperature being likely to be breached tend not to meet production needs.It
Right cooling is a diabatic process.Artificial cooling is that energy is added using refrigeration equipment, makes heat from cryogenic object to high temp objects
A kind of unit operation for belonging to thermodynamic process of transfer.
What nowadays the cooling equipment application of refrigeration-type was very extensive but traditional is usually the cooling equipment of single refrigeration-type, cooling
Low efficiency, it is therefore desirable to design a kind of cooling equipment of double refrigeration-types.
Summary of the invention
The purpose of the present invention is to provide a kind of cooling equipment of double refrigeration-types, to solve mentioned above in the background art ask
Topic.
To achieve the above object, the invention provides the following technical scheme: a kind of double refrigeration-types cool down equipment, including bottom plate,
The top of the bottom plate passes through bracket from left to right and is successively fixedly installed with air-introduced machine, the first rectangular box, first rectangular box
Middle part transverse sealing be welded with partition, be fixedly installed with compressor in the middle part of the left side wall of first rectangular box, described
The top and bottom of the inner left wall of one rectangular box are fixedly installed with evaporator and condenser respectively, and the compressor passes through pipeline
It is connected to, is connected between the evaporator and condenser by capillary, the top of the partition with evaporator and condenser respectively
It is respectively refrigerating chamber and heating chamber with lower section, the inner vertical of the refrigerating chamber is adhesive with semiconductor refrigerating plate, two institutes in left and right
Stating semiconductor refrigerating plate is to be staggered up and down, the gas outlet of the air-introduced machine pass through first pipe respectively with refrigerating chamber and heating
Chamber connection, the refrigerating chamber and heating chamber pass through second pipe and third pipeline is connected to the 4th pipeline respectively, and described second manages
It is separately installed with the first control valve and the second control valve on road and third pipeline, pacifies at the air inlet of the air inlet pipe of the air-introduced machine
Equipped with filter device.
Preferably, there are five the semiconductor refrigerating plate is at least equidistantly set.
Preferably, the filter device includes the second rectangular box, and second rectangular box, which is fixed by the bracket, is placed on bottom
The left side of the upper surface of plate, the inner vertical of second rectangular box are equipped with filtering meshes, the left side of second rectangular box
Air inlet is offered in the middle part of wall, the inner right side of second rectangular box is connected to the left end of air inlet pipe.
Preferably, the filtering meshes successively include the first stainless steel filter screen layer, the filtering of the second stainless steel from left to right
Stratum reticulare and activated charcoal strainer layer.
Preferably, for the mesh size of the first stainless steel filter screen layer between five to nine millimeters, described second is stainless
The mesh size of steel filtering meshes is between two to four millimeters.
Preferably, the top of second rectangular box is equipped with dismountable top cover.
Preferably, the inside inner wall of the bottom of the top cover and the second rectangular box offers card slot, and described first is stainless
The top and bottom of steel filtering meshes, the second stainless steel filter screen layer and activated charcoal strainer layer are plugged on upper and lower two sides respectively
The inside of card slot.
Preferably, the left and right sides of the bottom of the top cover is integrally formed with shank, the top of second rectangular box
The left and right sides in portion offers spliced eye, and the inside of the shank insertion spliced eye, the bottom of the shank offers
Annular incision.
Preferably, annulus is installed at the top of the top cover.
Preferably, the bottom of the annulus is welded with threaded rod, and threaded hole, the screw thread are offered in the middle part of the top cover
Bar is mounted on the inside of threaded hole.
Compared with prior art, the beneficial effects of the present invention are:
1. the cooling equipment of double refrigeration-types, by the collective effect of air cycle refrigeration principle and semiconductor refrigerating plate, greatly
Refrigeration effect is improved greatly；
2. condensing agent is within the condenser in the liquid inflow evaporator of high normal pressure and temperature, in the process, condensing agent issues big
The heat of amount improves the temperature for heating intracavitary portion, and since the caliber of evaporator is larger, the pressure of refrigerant becomes smaller suddenly, makes it
Evaporation absorbs the heat inside refrigerating chamber rapidly, flows into compressor until being gasified totally, cools down repeatedly to air,
With the collective effect of semiconductor refrigerating plate refrigeration, refrigeration effect is substantially increased；
3. substantially increasing air inside refrigerating chamber since the semiconductor refrigerating plate of left and right two is to be staggered up and down
Mobile distance, improves the cooling efficiency of air.
Detailed description of the invention
Fig. 1 is the main view sectional drawing of structure of the invention；
Fig. 2 is the structural schematic diagram of top plate of the present invention；
Fig. 3 is the portion the A enlarged drawing in the main view sectional drawing of structure of the invention.
In figure: 1 bottom plate, 2 air-introduced machines, 3 rectangular boxes, 31 partitions, 32 compressors, 33 evaporators, 34 condensers, 35 refrigeration
Chamber, 36 heating chambers, 4 semiconductor refrigerating plates, 5 first pipes, 6 second pipes, 7 third pipelines, 8 the 4th pipelines, 9 first controls
Valve, 10 second control valves, 11 second rectangular boxes, 111 air inlets, 12 filtering meshes, 121 first stainless steel filter screen layers, 122
Two stainless steel filter screen layers, 123 activated charcoal strainer layers, 13 culture dish ontologies, 14 top covers, 15 card slots, 16 shanks, 17 grafting
Hole, 18 annular incision, 19 annulus, 20 threaded rods, 21 threaded holes, 22 air inlet pipe.
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 described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Same or like component is indicated with identical label in different figures；In addition it is understood that such as " first " in text,
" second ", " third ", "upper", "lower", "front", "rear", "inner", "outside", " end ", " portion ", " section ", " width ", " thickness ", " area "
Etc. and similar term be only convenient for observer with reference to constructing and be only used for help to describe the present invention in figure, be not to
The restriction of invention.
Fig. 1-3 is please referred to, the present invention provides a kind of technical solution: a kind of cooling equipment of double refrigeration-types, including bottom plate 1, institute
The top for stating bottom plate 1 passes through bracket from left to right and is successively fixedly installed with air-introduced machine 2, the first rectangular box 3, first rectangular box
3 middle part transverse sealing is welded with partition 31, is fixedly installed with compressor 32 in the middle part of the left side wall of first rectangular box 3,
The top and bottom of the inner left wall of first rectangular box 3 are fixedly installed with evaporator 33 and condenser 34, the pressure respectively
Contracting machine 32 is connected to evaporator 33 and condenser 34 respectively by pipeline, passes through capillary between the evaporator 33 and condenser 34
Pipe is connected to, and is respectively refrigerating chamber 35 and heating chamber 36, the inner vertical of the refrigerating chamber 35 above and below the partition 31
It is adhesive with semiconductor refrigerating plate 4, the semiconductor refrigerating plate 4 of left and right two is to be staggered up and down, the outlet of the air-introduced machine 2
Mouthful be connected to respectively with refrigerating chamber 35 and heating chamber 36 by first pipe 5, the refrigerating chamber 35 and heats chamber 36 and pass through the respectively
Two pipelines 6 and third pipeline 7 are connected to the 4th pipeline 8, are separately installed with the first control on the second pipe 6 and third pipeline 7
Valve 9 processed and the second control valve 10 are equipped with filter device at the air inlet of the air inlet pipe 22 of the air-introduced machine 2.
Further, there are five the semiconductor refrigerating plate 4 is at least equidistantly set, multiple semiconductor refrigerating plates 4 are further mentioned
High refrigerating efficiency.
Further, the filter device includes the second rectangular box 11, and second rectangular box 11, which is fixed by the bracket, to be put
The left side in the upper surface of bottom plate 1 is set, the inner vertical of second rectangular box 11 is equipped with filtering meshes 12, second square
Air inlet 111, the inner right side of second rectangular box 11 and a left side for air inlet pipe 22 are offered in the middle part of the left side wall of shape case 11
End connection, by the filtration of filtering meshes 12, improves the cleanliness of air.
Further, the filtering meshes 12 successively include that the first stainless steel filter screen layer 121, second is stainless from left to right
Steel filtering meshes 122 and activated charcoal strainer layer 123 pass through the first stainless steel filter screen layer 121, the second stainless steel filter screen layer
122 and activated charcoal strainer layer 123 layering, filter effect.
Further, the mesh size of the first stainless steel filter screen layer 121 is between five to nine millimeters, and described second
The filtering of the first stainless steel can be arranged between two to four millimeters in the mesh size of stainless steel filter screen layer 122 according to actual needs
The mesh size of stratum reticulare 121 and the second stainless steel filter screen layer 122.
Further, the top of second rectangular box 11 is equipped with dismountable top cover 14, convenient by dismantling top cover 14
First stainless steel filter screen layer 121, the second stainless steel filter screen layer 122 and activated charcoal strainer layer 123 are taken out, cleared up
Or replacement.
Further, the inside inner wall of the bottom of the top cover 14 and the second rectangular box 11 offers card slot 15, described
The top and bottom of first stainless steel filter screen layer 121, the second stainless steel filter screen layer 122 and activated charcoal strainer layer 123 point
It is not plugged on the inside of the card slot 15 of upper and lower two sides, improves to the first stainless steel filter screen layer 121, the second stainless steel filter screen
The limit of layer 122 and activated charcoal strainer layer 123.
Further, the left and right sides of the bottom of the top cover 14 is integrally formed with shank 16, second rectangle
The left and right sides at the top of case 11 offers spliced eye 17, and the shank 16 is inserted into the inside of spliced eye 17, the grafting
The bottom of bar 16 offers annular incision 18, and the inside that shank 16 is inserted into spliced eye 17 improves top cover 14 and the second rectangular box
Limit between 11, the bottom of shank 16 offer annular incision 18, and shank 16 is facilitated to be inserted into the inside of spliced eye 17.
Further, the top of the top cover 14 is equipped with annulus 19, passes through 19 pull-up top cover 14 of annulus.
Further, the bottom of the annulus 19 is welded with threaded rod 20, and the middle part of the top cover 14 offers threaded hole
21, the threaded rod 20 is mounted on the inside of threaded hole 21, facilitates the installation of annulus 19.
Working principle: control compressor 32 and air-introduced machine 2 start, and are powered to semiconductor cold plate 4, by condensing agent pressure
The gas for shortening high temperature and pressure into is pressed into condenser 34 later, and condensing agent flows into evaporation in the liquid of 34 mesohigh room temperature of condenser
In device 33, in the process, condensing agent issues a large amount of heat, the temperature inside heating chamber 36 is improved, due to evaporator 34
Caliber is larger, and the pressure of refrigerant becomes smaller suddenly, it is made to evaporate the heat absorbed inside refrigerating chamber 35 rapidly, until being gasified totally
It flows into compressor 32, cools down repeatedly to air, the collective effect freezed with semiconductor refrigerating plate 4 greatly improves
Refrigeration effect opens the first control valve 9, closes the second control valve 10 transporting cold-air, when the temperature is too low, closes the first control
Valve 9 opens the second control valve 10 and conveys hot gas；Since the semiconductor refrigerating plate 4 of left and right two is to be staggered up and down, greatly improve
Mobile distance of the air inside refrigerating chamber 35, improves the cooling efficiency of air.
Therefore cooling equipment of the double refrigeration-types, by the collective effect of air cycle refrigeration principle and semiconductor refrigerating plate 4,
Substantially increase refrigeration effect.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of cooling equipment of double refrigeration-types, including bottom plate (1), it is characterised in that: the top of the bottom plate (1) leads to from left to right
It crosses bracket and is successively fixedly installed with air-introduced machine (2), the first rectangular box (3), the middle part transverse sealing weldering of first rectangular box (3)
It is connected to partition (31), is fixedly installed with compressor (32) in the middle part of the left side wall of first rectangular box (3), first rectangle
The top and bottom of the inner left wall of case (3) are fixedly installed with evaporator (33) and condenser (34), the compressor respectively
(32) it is connected to evaporator (33) and condenser (34) by pipeline, is led between the evaporator (33) and condenser (34) respectively
Capillary connection is crossed, is respectively refrigerating chamber (35) and heating chamber (36), the refrigerating chamber above and below the partition (31)
(35) inner vertical is adhesive with semiconductor refrigerating plate (4), and the semiconductor refrigerating plate (4) of left and right two is staggeredly to set up and down
It sets, the gas outlet of the air-introduced machine (2) is connected to refrigerating chamber (35) and heating chamber (36) respectively by first pipe (5), described
Refrigerating chamber (35) and heating chamber (36) are connected to by second pipe (6) and third pipeline (7) with the 4th pipeline (8) respectively, described
The first control valve (9) and the second control valve (10), the air-introduced machine are separately installed on second pipe (6) and third pipeline (7)
(2) filter device is installed at the air inlet of air inlet pipe (22).
2. the cooling equipment of a kind of double refrigeration-types according to claim 1, it is characterised in that: the semiconductor refrigerating plate (4)
There are five at least equidistantly setting.
3. the cooling equipment of a kind of double refrigeration-types according to claim 1, it is characterised in that: the filter device includes second
Rectangular box (11), second rectangular box (11) are fixed by the bracket the left side for being placed on the upper surface of bottom plate (1), and described second
The inner vertical of rectangular box (11) is equipped with filtering meshes (12), is offered in the middle part of the left side wall of second rectangular box (11)
The inner right side of air inlet (111), second rectangular box (11) is connected to the left end of air inlet pipe (22).
4. the cooling equipment of a kind of double refrigeration-types according to claim 3, it is characterised in that: the filtering meshes (12) are from a left side
To right successively including the first stainless steel filter screen layer (121), the second stainless steel filter screen layer (122) and activated charcoal strainer layer
(123)。
5. the cooling equipment of a kind of double refrigeration-types according to claim 4, it is characterised in that: first stainless steel filter screen
The mesh size of layer (121) between five to nine millimeters, the mesh size of the second stainless steel filter screen layer (122) two to
Between four millimeters.
6. the cooling equipment of a kind of double refrigeration-types according to claim 4, it is characterised in that: second rectangular box (11)
Top is equipped with dismountable top cover (14).
7. the cooling equipment of a kind of double refrigeration-types according to claim 6, it is characterised in that: the bottom of the top cover (14) and
The inside inner wall of second rectangular box (11) offers card slot (15), the first stainless steel filter screen layer (121), second stainless
The top and bottom of steel filtering meshes (122) and activated charcoal strainer layer (123) are plugged on the card slot (15) of upper and lower two sides respectively
Inside.
8. the cooling equipment of a kind of double refrigeration-types according to claim 7, it is characterised in that: the bottom of the top cover (14)
Integrally formed with shank (16), the left and right sides at the top of second rectangular box (11) offers grafting for the left and right sides
Hole (17), the inside of shank (16) insertion spliced eye (17), the bottom of the shank (16) offers annular incision
(18)。
9. the cooling equipment of a kind of double refrigeration-types according to claim 8, it is characterised in that: pacify at the top of the top cover (14)
Equipped with annulus (19).
10. the cooling equipment of a kind of double refrigeration-types according to claim 9, it is characterised in that: the bottom of the annulus (19)
It is welded with threaded rod (20), is offered threaded hole (21) in the middle part of the top cover (14), the threaded rod (20) is mounted on screw thread
The inside in hole (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811140406.4A CN109269221A (en) | 2018-09-28 | 2018-09-28 | A kind of cooling equipment of double refrigeration-types |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811140406.4A CN109269221A (en) | 2018-09-28 | 2018-09-28 | A kind of cooling equipment of double refrigeration-types |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109269221A true CN109269221A (en) | 2019-01-25 |
Family
ID=65199094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811140406.4A Withdrawn CN109269221A (en) | 2018-09-28 | 2018-09-28 | A kind of cooling equipment of double refrigeration-types |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109269221A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114111100A (en) * | 2021-11-16 | 2022-03-01 | 珠海格力电器股份有限公司 | Refrigerating system, control method and air conditioner |
-
2018
- 2018-09-28 CN CN201811140406.4A patent/CN109269221A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114111100A (en) * | 2021-11-16 | 2022-03-01 | 珠海格力电器股份有限公司 | Refrigerating system, control method and air conditioner |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20190125 |