CN106642941A - Door of freezer, freezer and refrigerating method of freezer - Google Patents
Door of freezer, freezer and refrigerating method of freezer Download PDFInfo
- Publication number
- CN106642941A CN106642941A CN201610908701.4A CN201610908701A CN106642941A CN 106642941 A CN106642941 A CN 106642941A CN 201610908701 A CN201610908701 A CN 201610908701A CN 106642941 A CN106642941 A CN 106642941A
- Authority
- CN
- China
- Prior art keywords
- refrigerator
- door
- channel structure
- air channel
- main body
- 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
- 238000000034 method Methods 0.000 title claims description 12
- 238000009423 ventilation Methods 0.000 claims abstract description 16
- 238000005057 refrigeration Methods 0.000 claims abstract description 8
- 238000009434 installation Methods 0.000 claims description 5
- 238000005452 bending Methods 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000004321 preservation Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001877 deodorizing effect Effects 0.000 description 1
- 238000007323 disproportionation reaction Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- 230000007306 turnover Effects 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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/02—Doors; Covers
- F25D23/028—Details
-
- 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
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
- F25D17/062—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators
-
- 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
- F25D29/003—Arrangement or mounting of control or safety devices for movable 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
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/06—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation
- F25D2317/062—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation along the inside of doors
-
- 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
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/06—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation
- F25D2317/063—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation with air guides
-
- 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
- F25D2700/00—Means for sensing or measuring; Sensors therefor
- F25D2700/12—Sensors measuring the inside temperature
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The invention provides a door of a freezer, the freezer and a manufacturing method of the freezer. The door of the freezer comprises a door body, an air duct structure is arranged on the inner surface of the door body, and a centrifugal fan is arranged in the air duct structure. A first ventilation opening is formed in the end face of the air duct structure, and a second ventilation opening is formed in the side part of the air duct structure. The heat preservation performance of the door of the freezer is improved, the air circulation efficiency of the freezer is improved, the temperature distribution is uniform, the temperature difference is reduced, and the refrigeration effect is optimized.
Description
Technical field
The present invention relates to refrigeration plant, more particularly to a kind of refrigerator door body, refrigerator and its refrigerating method.
Background technology
At present, refrigerator is widely used in greatly in daily life because of storage area.Refrigerator in process of refrigerastion,
Evaporation tube released cold quantity generally by being distributed on inner bag realizes that the article to storing in inner bag freezes, due to cold air
Proportion is larger, cold air easily occurs and save bit by bit to cause the temperature distributing disproportionation of refrigerator even in the bottom of inner bag, the space temperature difference compared with
Greatly, meanwhile, when fast-refrigerating is needed, because cold air is gathered in the side wall of inner bag and bottom, it is impossible to quickly in inner bag
The article of storage carries out fast-refrigerating.Generally increase axial flow blower in door body in prior art, driven by axial flow blower
Air flow in refrigerator.But, in actual use, because the space that axial flow blower takes is larger, cause door body to be pacified
Foam thickness at dress blower fan is relatively thin, and heat-insulating property is poor, also, axial flow blower is in the effect for actually driving cold air to circulate
Rate is relatively low.How to design the high refrigerator of a kind of good heat insulating and air cycle efficiency is that technology to be solved by this invention is asked
Topic.
The content of the invention
The technical problem to be solved is：A kind of refrigerator door body, refrigerator and its refrigerating method are provided, realize carrying
The heat-insulating property of high refrigerator door body, and improve the air cycle efficiency of refrigerator so that uniformity of temperature profile, the reduction temperature difference is simultaneously excellent
Change refrigeration.
The technical scheme that the present invention is provided is, a kind of refrigerator door body, including door main body, the inner surface tool of the door main body
There is air channel structure, centrifugal blower is provided with the air channel structure, the end face of the air channel structure is formed with the first ventilating opening, institute
The sidepiece for stating air channel structure forms the second ventilating opening.
Further, the inner surface setting of the door main body has an air duct cover board, the air duct cover board and the door main body it
Between form the air channel structure, formed between an at least edge of the air duct cover board and the door main body it is described second ventilation
Mouthful, described stating offer on air duct cover board first ventilating opening.
Further, the centrifugal blower is arranged on the air duct cover board, and slot is provided with the door main body, described
The one end of air duct cover board is stuck in the slot, and the other end of the air duct cover board is fixed by screws in the door main body
On.
Further, the air channel structure is ventilation box, and the ventilation box is arranged on the inner surface of the door main body
On, at least side wall of the ventilation box offers second ventilating opening, and the end face of the ventilation box offers described
First ventilating opening.
Further, installation groove is formed with the door body, in the installation groove air channel structure is provided with.
Further, the centrifugal blower covers in first ventilating opening.
Further, multiple wind deflectors are provided with second ventilating opening.
Further, the wind deflector is obliquely installed along the blade bending direction of the centrifugal blower.
The present invention also provides a kind of refrigerator, including above-mentioned refrigerator door body.
The present invention also provides a kind of refrigerating method of refrigerator, and using above-mentioned refrigerator, refrigerating method includes：
Normal refrigeration mode：In refrigerator in closing the door under state, blower fan follows the start and stop of the compressor of refrigerator and synchronous start and stop；
Fast-refrigerating pattern：Set when the temperature that the temperature sensor of refrigerator is detected in refrigerator exceedes with the temperature difference of design temperature
After definite value, blower fan wind speed doubles operation.
The refrigerator that the present invention is provided, by forming air channel structure in door body, and arranges centrifugal blower in air channel structure,
The integral thickness of centrifugal blower is relatively thin, can effectively reduce the integral thickness of air channel structure, so that it is guaranteed that door body is tied in air channel
The thickness that foaming layer is formed at structure meets thermal requirements, to improve the heat-insulating property of door body；Further, since air channel structure exists respectively
Sidepiece and end are formed with ventilating opening so that air intake direction is crisscross arranged with air-out direction, and coordinate the air inlet/outlet of centrifugal blower
Direction, can effectively reduce windage loss so that the air circulation flow in refrigerator is more smooth, improve air circulation effect
Rate, to reach the purpose of snap frozen and balance the temperature inside the box so that uniformity of temperature profile, reduces the temperature difference and optimizes refrigeration effect
Really.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are these
Some bright embodiments, for those of ordinary skill in the art, without having to pay creative labor, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of refrigerator door body embodiment of the present invention；
Fig. 2 is the explosive view of refrigerator door body embodiment of the present invention.
Specific embodiment
To make purpose, technical scheme and the advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
The a part of embodiment of the present invention, rather than the embodiment of whole.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
As Figure 1-Figure 2, the present embodiment refrigerator door body, including door main body 1, the inner surface of the door main body 1 has
Air channel structure 2, is provided with centrifugal blower 3 in the air channel structure 2, the end face of the air channel structure 2 is formed with the first ventilating opening
21, the sidepiece of the air channel structure 2 forms the second ventilating opening 22.
Specifically, the present embodiment refrigerator door body is provided with air channel structure 2 in the door lining of door main body 1, and in air channel
Centrifugal blower 3 is provided with structure 2, and air channel structure 2 is correspondingly arranged on respectively the He of the first ventilating opening 21 in its sidepiece and end
Second ventilating opening 22, to realize air inlet/outlet.Wherein, the first ventilating opening 21 and the second ventilating opening 22 correspond to air inlet and air-out
Mouthful, or, the first ventilating opening 21 and the second ventilating opening 22 correspond to air outlet and air inlet, are below with the first ventilating opening 21
Air port, the second ventilating opening 22 are to illustrate as a example by air inlet.In the rotation process of centrifugal blower 3 in air channel structure 2, wind is centrifuged
The sidepiece of machine 3 is inlet side, and the bottom of centrifugal blower 3 is air side, so as to air inlet and air outlet with air channel structure 2
Corresponding, in the rotation process of centrifugal blower 3, the turnover of wind is identical with the air inlet/outlet direction of centrifugal blower 3, such that it is able to effective
Reduction serious windage produced because of change of the wind reduce the flowing velocity of wind, in the mutual of centrifugal blower 3 and air channel structure 2
Under mating reaction, the air cycle efficiency in refrigerator can be effectively improved.Simultaneously as the self structure of centrifugal blower 3 is special
Property, the thinner thickness of centrifugal blower 3, so that the integral thickness of air channel structure 2 is reduced, door main body 1 is in the position of air channel structure 2
The depth of foam at place can be thickened with corresponding, to improve overall heat-insulating property.Preferably, in order that door main body 1 it is interior
Surface is more smooth, and installation groove 10 is formed with door body 1, and in the installation groove 10 air channel structure 2 is provided with.
Wherein, the air channel structure 2 in the present embodiment can adopt multiple structural forms.
For example：Air channel structure 2 can be an absolute construction part, and specifically, air channel structure 2 is ventilation box, the ventilation
Box is arranged on the inner surface of the door main body 1, and at least side wall of the ventilation box offers second ventilating opening
22, the end face of the ventilation box offers first ventilating opening 21；
Or, air channel structure 2 is Split type structure, and specifically, the inner surface setting of door main body 1 has air duct cover board 20, the air channel
The air channel structure 2, an at least edge and the door master of the air duct cover board 20 are formed between cover plate 20 and the door main body 1
Second ventilating opening 22 is formed between body 1, first ventilating opening 21 is offered on the end face for stating air duct cover board 20.Wind
Road cover plate 20 is installed to after the door lining of door main body 1, and air channel structure 2 is cooperatively formed between air duct cover board 20 and door main body 1, and is
It is easy to assembling, centrifugal blower 3 to be arranged on the air duct cover board 20, is provided with slot 11, the air channel on the door main body 1
The one end of cover plate 20 is stuck in the slot 11, and the other end of the air duct cover board 20 is fixed by screws in the door master
On body 1.And in order to improve wind speed, centrifugal blower 3 covers in first ventilating opening 21.Preferably, in order that air inlet/outlet point
Cloth is uniform, is provided with multiple wind deflectors 221 in the second ventilating opening 22, and in order to preferably be oriented to wind, reduces wind deflector
221 pairs of wind produce stop, and the wind deflector 221 is obliquely installed along the blade bending direction of the centrifugal blower 3, it is preferred that
Wind deflector is arc.
Further, additional function modules 4 are provided with the air channel structure 2, for example：Additional function modules 4 can be
Deodorizing sterilizing module, air pressure balance module or defrosting module.In addition, according to actual needs, can also arrange on air channel structure 2
There is illuminating lamp 5.
The present invention also provides a kind of refrigerator, including above-mentioned refrigerator door body.
The refrigerating method of refrigerator of the present invention, including：Normal refrigeration mode：In refrigerator in closing the door under state, blower fan is followed
The start and stop of the compressor of refrigerator and synchronous start and stop；Fast-refrigerating pattern：The temperature in refrigerator is detected when the temperature sensor of refrigerator
Degree exceedes after setting value with the temperature difference of design temperature, and blower fan wind speed doubles operation.Specifically, blower fan drive manner include but not
It is limited to close the door operation, stopping of opening the door, the start-stop with press start-stop, blower fan can be arranged or automatic monitoring case interior temperature according to temperature controller
Degree carries out wind speed regulation less than when arranging the certain temperature difference of temperature, it is also possible to Running at a constant speed always.
The refrigerator that the present invention is provided, by forming air channel structure in door body, and arranges centrifugal blower in air channel structure,
The integral thickness of centrifugal blower is relatively thin, can effectively reduce the integral thickness of air channel structure, so that it is guaranteed that door body is tied in air channel
The thickness that foaming layer is formed at structure meets thermal requirements, to improve the heat-insulating property of door body；Further, since air channel structure exists respectively
Sidepiece and end are formed with ventilating opening so that air intake direction is crisscross arranged with air-out direction, and coordinate the air inlet/outlet of centrifugal blower
Direction, can effectively reduce windage loss so that the air circulation flow in refrigerator is more smooth, improve air circulation effect
Rate, to reach the purpose of snap frozen and balance the temperature inside the box so that uniformity of temperature profile, reduces the temperature difference and optimizes refrigeration effect
Really.
Finally it should be noted that：Above example only to illustrate technical scheme, rather than a limitation；Although
The present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：It still may be used
To modify to the technical scheme described in foregoing embodiments, or equivalent is carried out to which part technical characteristic；
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (10)
1. a kind of refrigerator door body, including door main body, it is characterised in that the inner surface of the door main body has air channel structure, institute
State and be provided with air channel structure centrifugal blower, the end face of the air channel structure is formed with the first ventilating opening, the air channel structure
Sidepiece forms the second ventilating opening.
2. refrigerator door body door body according to claim 1, it is characterised in that the inner surface setting of the door main body has
Air duct cover board, forms the air channel structure, at least one side of the air duct cover board between the air duct cover board and the door main body
Second ventilating opening is formed along and the door main body between, described stating offer on air duct cover board first ventilating opening.
3. refrigerator door body according to claim 2, it is characterised in that the centrifugal blower is arranged on the air duct cover board
On, slot is provided with the door main body, the one end of the air duct cover board is stuck in the slot, the air duct cover board it is another
One end is fixed by screws on the door main body.
4. refrigerator door body according to claim 1, it is characterised in that the air channel structure is ventilation box, described logical
Wind box is arranged on the inner surface of the door main body, and at least side wall of the ventilation box offers second ventilation
Mouthful, the end face of the ventilation box offers first ventilating opening.
5. refrigerator door body according to claim 1, it is characterised in that installation groove is formed with the door body, it is described
Install in groove and be provided with the air channel structure.
6. refrigerator door body according to claim 1, it is characterised in that the centrifugal blower covers in first ventilation
Mouthful.
7. refrigerator door body according to claim 1, it is characterised in that be provided with multiple wind-guidings in second ventilating opening
Plate.
8. refrigerator door body according to claim 7, it is characterised in that leaf of the wind deflector along the centrifugal blower
Piece bending direction is obliquely installed.
9. a kind of refrigerator, it is characterised in that include the refrigerator door body as described in claim 1-8 is arbitrary.
10. a kind of refrigerating method of refrigerator, it is characterised in that using refrigerator as claimed in claim 9, refrigerating method includes：
Normal refrigeration mode：In refrigerator in closing the door under state, blower fan follows the start and stop of the compressor of refrigerator and synchronous start and stop；
Fast-refrigerating pattern：Set when the temperature that the temperature sensor of refrigerator is detected in refrigerator exceedes with the temperature difference of design temperature
After definite value, blower fan wind speed doubles operation.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620502893 | 2016-05-30 | ||
| CN2016205028934 | 2016-05-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106642941A true CN106642941A (en) | 2017-05-10 |
Family
ID=58788192
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610908701.4A Pending CN106642941A (en) | 2016-05-30 | 2016-10-19 | Door of freezer, freezer and refrigerating method of freezer |
| CN201621135130.7U Active CN206222807U (en) | 2016-05-30 | 2016-10-19 | Refrigerator door body and refrigerator |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621135130.7U Active CN206222807U (en) | 2016-05-30 | 2016-10-19 | Refrigerator door body and refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN106642941A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111649536A (en) * | 2020-05-20 | 2020-09-11 | 广东乘心电器实业有限公司 | Heating and refrigerating unit of food vending machine |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106642941A (en) * | 2016-05-30 | 2017-05-10 | 青岛海尔特种电冰柜有限公司 | Door of freezer, freezer and refrigerating method of freezer |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203928563U (en) * | 2014-05-20 | 2014-11-05 | 青岛海尔特种电冰柜有限公司 | Door body and refrigeration plant for refrigeration plant |
| CN204944020U (en) * | 2015-06-29 | 2016-01-06 | 澳柯玛股份有限公司 | A kind of refrigerator door with circulation air path and horizontal refrigerator |
| CN206222807U (en) * | 2016-05-30 | 2017-06-06 | 青岛海尔特种电冰柜有限公司 | Refrigerator door body and refrigerator |
-
2016
- 2016-10-19 CN CN201610908701.4A patent/CN106642941A/en active Pending
- 2016-10-19 CN CN201621135130.7U patent/CN206222807U/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203928563U (en) * | 2014-05-20 | 2014-11-05 | 青岛海尔特种电冰柜有限公司 | Door body and refrigeration plant for refrigeration plant |
| CN204944020U (en) * | 2015-06-29 | 2016-01-06 | 澳柯玛股份有限公司 | A kind of refrigerator door with circulation air path and horizontal refrigerator |
| CN206222807U (en) * | 2016-05-30 | 2017-06-06 | 青岛海尔特种电冰柜有限公司 | Refrigerator door body and refrigerator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111649536A (en) * | 2020-05-20 | 2020-09-11 | 广东乘心电器实业有限公司 | Heating and refrigerating unit of food vending machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN206222807U (en) | 2017-06-06 |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170510 |