CN110398117A - Multi-channel electric air door, quick-frozen disk and refrigerator - Google Patents
Multi-channel electric air door, quick-frozen disk and refrigerator Download PDFInfo
- Publication number
- CN110398117A CN110398117A CN201810373988.4A CN201810373988A CN110398117A CN 110398117 A CN110398117 A CN 110398117A CN 201810373988 A CN201810373988 A CN 201810373988A CN 110398117 A CN110398117 A CN 110398117A
- Authority
- CN
- China
- Prior art keywords
- cold wind
- air door
- plate
- quick
- rotary shaft
- 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.)
- Granted
Links
- 238000009423 ventilation Methods 0.000 claims abstract description 30
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 29
- 239000007787 solid Substances 0.000 claims abstract description 7
- 238000007373 indentation Methods 0.000 claims abstract description 4
- 238000003860 storage Methods 0.000 claims description 25
- 238000001816 cooling Methods 0.000 claims description 20
- 230000008676 import Effects 0.000 claims description 19
- 239000000758 substrate Substances 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 2
- 238000007789 sealing Methods 0.000 description 19
- 238000007710 freezing Methods 0.000 description 9
- 230000008014 freezing Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 238000005057 refrigeration Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 241000251468 Actinopterygii Species 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 239000004615 ingredient Substances 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 235000016709 nutrition Nutrition 0.000 description 3
- 230000035764 nutrition Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 210000002421 cell wall Anatomy 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000001320 hippocampus Anatomy 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 150000002739 metals Chemical group 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000011232 storage material Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- 230000000007 visual effect 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
- F25D11/00—Self-contained movable devices, e.g. domestic 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
- 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
- F25D17/042—Air treating means within refrigerated spaces
- F25D17/045—Air flow control 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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D25/00—Charging, supporting, and discharging the articles to be cooled
- F25D25/02—Charging, supporting, and discharging the articles to be cooled by shelves
-
- 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
- F25D2400/00—General features of, or devices for refrigerators, cold rooms, ice-boxes, or for cooling or freezing apparatus not covered by any other subclass
- F25D2400/30—Quick freezing
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 present invention relates to multi-channel electric air door, quick-frozen disk and refrigerators.Specifically, multi-channel electric air door comprising: pedestal, pedestal have multiple ventilation openings；Plectrum shaft, plectrum shaft have the rotary shaft for being rotatably installed on pedestal, and the multiple plectrums being set in rotary shaft；Multiple air door baffles, each air door baffle includes shielding plate, and with the spaced driving piece of shielding plate；Driving on piece is provided at least one notch and at least one solid plate；And each air door baffle is rotatably installed on rotary shaft, each plectrum is between the shielding plate of an air door baffle and driving piece；Device of rotation driving is configured to drive rotary shaft rotation；And translation driving device, it is configured to that rotary shaft is driven to move along the length direction of pedestal, so that each plectrum is moved to the indentation, there of respective drive piece, to not drive corresponding air door baffle to rotate in rotary shaft rotation.A variety of air door opening and closing assembled states can be achieved, structure is simple, at low cost.
Description
Technical field
The present invention relates to field of refrigeration equipments, more particularly to a kind of multi-channel electric air door, quick-frozen disk and refrigerator.
Background technique
It is well known that food is whether in refrigeration, freezing, or when thawing, it, then can be a large amount of as can accelerate its speed
Foodstuff surface cytoclasis and nutrition loss are reduced, the fresh of food is kept.Currently, food is in refrigerator in direct cooling refrigerator
When inside being refrigerated, being freezed, mainly flow naturally by air and carry out transmitting cooling capacity, process is relatively slow, do not have quickly cooling,
Quick-frozen effect causes the food fresh-keeping time for freezing or refrigerating short, and moisture content and nutrition loss are serious.In wind cooling refrigerator,
Usually it is rapidly frozen the article in quick-frozen disk using cold wind.However, being easy to take away article surface using cold wind directly cooling
Or internal a large amount of moisture content, cause moisture content and nutrition loss, mouthfeel decline.Due to the obstruction of article, lead to cold wind circulation not
Freely, the transmission capacity of cooling capacity reduces, slows down.It thus will appear that partial cooling speed is slow and the problem of temperature unevenness, and then cause
There is cell wall bursting by freezing, nutrient loss, mouthfeel decline in food in refrigerating process in food, be not able to satisfy user be rapidly frozen it is real
The requirement of object.Moreover, air-flow flowing will affect the indoor Temperature Distribution of freezing after quick-frozen disk is put into freezing chamber, it can be to other objects
The storage of product impacts, and influences other article qualities.
Moreover, sometimes user needs the rare fish in the whole deep-sea of frozen section, and to guarantee the mouthfeel of the flesh of fish, and it is existing
Quick-frozen disk in refrigerator is smaller, can not let go；And be placed on existing freezing pallet, frost speed is slower, and ice crystal is easy to puncture
The cell wall of the flesh of fish influences mouthfeel when post-production.Moreover, ontology is that have certain thickness in existing quick-frozen disk technology
Aluminium pallet, have heat pipe in aluminium pallet, pass through the quick-frozen function of Heat Pipes, or utilize the biggish metal tray of volume, utilize
The high characteristic of metal heat-conducting rate realizes quick-frozen function.However, the shortcomings that existing quick-frozen disk scheme, can not be done too greatly, if doing too
Greatly, a unitary block of aluminum block cost is too high, separately too heavy, it has not been convenient to fetch；Existing metal dish scheme, mostly stainless steel plate are stamped to form,
It is placed on drawer bottom, the disadvantage is that leading to exchange rate across plastic drawer when the big face of metal dish and cold wind progress heat exchange
It reduces.
In addition, the electric flap of the control ducting system in current refrigerator is essentially single channel and two-way, and two-way wind
Door cannot achieve independent control.Specifically, wind cooling refrigerator is mostly arranged one to realize the controllable flow of cold wind in ducting system
A or multiple electric flap, to realize the different temperatures control of more refrigeration chambers.If there is multiple refrigeration compartments to need difference
Temperature range, that each wind path be both needed to setting one air door, higher cost.There is a kind of two-way wind to reduce cost
Door, by air door of different sizes, it can be achieved that the difference of two wind path intakes, so that the difference of two refrigeration compartments can be realized
Temperature.But opening and closing can not be implemented separately in two air doors of two-way air door, thus cannot achieve the temperature independent control of two compartments.
Moreover, single air door has the problem of high expensive.
Summary of the invention
The present invention is directed to overcome at least one defect of current refrigerator air door, a kind of multi-channel electric air door, quick-frozen is provided
Disk and refrigerator, multi-channel electric air door is at low cost, high reliablity, and multichannel can independent control.
Thus, on the one hand, the invention proposes a kind of multi-channel electric air doors comprising:
Pedestal, the pedestal have multiple ventilation openings, and multiple ventilation openings are set along the length direction interval of the pedestal
It sets；
Plectrum shaft, the plectrum shaft has the rotary shaft for being rotatably installed on the pedestal, and is set to institute
State multiple plectrums in rotary shaft；
Multiple air door baffles, each air door baffle includes shielding plate, and with the spaced drive of the shielding plate
Movable plate；The shielding plate is configured to open and close a ventilation opening；The driving on piece is provided at least one notch
With at least one solid plate；And each air door baffle is rotatably installed on the rotary shaft, each plectrum is in
Between the shielding plate and the driving piece of one air door baffle；
Device of rotation driving is configured to that the rotary shaft is driven to rotate；With
Translation driving device is configured to that the rotary shaft is driven to move along the length direction of the pedestal, with: make each institute
The indentation, there that plectrum is moved to the corresponding driving piece is stated, to not drive the corresponding wind in rotary shaft rotation
Light barrier strip rotation；Or it is moved to each plectrum at the solid plate of the corresponding driving piece, thus in institute
The corresponding air door baffle rotation is driven when stating rotary shaft rotation.
Optionally, the width of the notch of the driving piece of at least one air door baffle and/or position, with it
The width of the notch of the driving piece of remaining each air door baffle and/or position, it is different.
Optionally, the device of rotation driving is set to one end of the pedestal；
The translation driving device is set to the other end of the pedestal.
Optionally, the pedestal includes:
Substrate has multiple ventilation openings on the substrate；
Two margin plates, extend from the both sides of the edge of the substrate to the side of the substrate respectively；
Multiple groups demarcation plate, demarcation plate described in every group have at least one demarcation plate, and each demarcation plate is perpendicular to described
Substrate and two margin plates；And demarcation plate described in every group is set between two adjacent ventilation openings；The rotation
Axis is rotatably installed on demarcation plate described in multiple groups.
Optionally, the both ends of each shielding plate are provided with axle sleeve, and the axle sleeve has along the extension of its axial direction
Opening, with during installation, make the rotary shaft via the opening enter the axle sleeve.
Optionally, the both ends of the one side edge of each shielding plate are provided with the axle sleeve, and another side edge, which has, to be connected
The driving piece is arranged in the end of contact pin, the connection sheet.
The present invention also provides a kind of quick-frozen disks comprising lower tray, the top tray for storing article and above-mentioned
A kind of multi-channel electric air door；
The top tray is installed on the lower tray；
In the lower tray there is at least one cold wind import and at least one cold wind to export, and the lower tray with it is described
Multiple cold wind air ducts are defined between top tray；Multiple cold wind air ducts are located at least one described cold wind import and at least one
Between a cold wind outlet, and it is located at the downside of the top tray；Multiple cold wind air ducts are configured to receive from least one
The cold wind that a cold wind import enters, and supply cold wind passes through so that cold wind cooling capacity is transferred to via the top tray it is described
The article of top tray storage, rear cold wind is exported via cold wind described at least one to flow out；
The multi-channel electric air door is set between the lower tray and the top tray, and each ventilation opening is located at
At the input end in one cold wind air duct, outlet end or intermediate any position.
Optionally, the lower tray is with base plate, the side plate extended upward from the surrounding of the base plate, and
Multiple spacing boards being set on the upside of the base plate；The side plate includes front side board, back side panel, and be oppositely arranged
Side plate and the second side plate；The front side board connects the front end of first side plate and second side plate；The back side panel connects
Connect the rear end of first side plate and second side plate；And be provided on first side plate at least one described cold wind into
Mouthful, at least one described cold wind outlet is provided on second side plate；
The top tray includes chassis portion, and the top tray is installed in the lower tray, and the chassis portion with it is described
The setting of base plate interval, the chassis portion contacts against with each spacing board so that the base plate, the side plate,
Multiple spacing boards and the chassis portion limit multiple cold wind air ducts.
Optionally, multiple spacing boards include:
At least one first spacing board, each first spacing board extend in the longitudinal direction, by the base plate and
Multiple longitudinal spaces are separated out between the chassis portion；One end of each first spacing board and first side sheet room are every setting
It sets；The other end of each first spacing board and second side plate interval are arranged；
The second spacing board of multiple groups, the second spacing board described in every group have multiple the second spacing boards extended along the longitudinal direction；
Second spacing board described in every group is set in the longitudinal space, and each corresponding second spacing board and corresponding described
The preceding qualified surface of longitudinal space or the rear face interval that limits are arranged, to limit be bent and extend one in the corresponding longitudinal space
A cold wind air duct；And
The multi-channel electric air door is set to one end close to second side plate of at least one first spacing board.
The present invention also provides a kind of refrigerators comprising:
Cabinet, has supply air duct, return airway and storage room in the cabinet, the supply air duct have with it is described
At least one air outlet of storage room connection, the return airway have at least one return air being connected to the storage room
Mouthful；
Any of the above-described kind of quick-frozen disk, the quick-frozen disk are set in the storage room, and each of described quick-frozen disk is cold
Wind inlet is connected to the air outlet, and each cold wind outlet of the quick-frozen disk is connected to the return air inlet.
In multi-channel electric air door of the invention, quick-frozen disk and refrigerator, since multi-channel electric air door has plectrum shaft, air door
It is arranged jagged on baffle, another air door baffle can be made not rotate due to the presence of notch when air door baffle is rotated,
And then realize a variety of air door opening and closing assembled states, structure is simple, at low cost, high reliablity, easy to control, air door action response speed
Degree is fast.
According to the following detailed description of specific embodiments of the present invention in conjunction with the accompanying drawings, those skilled in the art will be brighter
The above and other objects, advantages and features of the present invention.
Detailed description of the invention
Some specific embodiments of the present invention is described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter.
Identical appended drawing reference denotes same or similar part or part in attached drawing.It should be appreciated by those skilled in the art that these
What attached drawing was not necessarily drawn to scale.In attached drawing:
Fig. 1 is the schematic diagram of multi-channel electric air door according to an embodiment of the invention；
Fig. 2 is the schematic diagram at another visual angle of multi-channel electric air door shown in Fig. 1；
Fig. 3 is the schematic local structural graph of multi-channel electric air door shown in Fig. 1；
Fig. 4 is the schematic expanded view in Fig. 3 at B；
Fig. 5 is the schematic diagram of quick-frozen disk according to an embodiment of the invention；
Fig. 6 is the schematic cross sectional views of quick-frozen disk according to another embodiment of the present invention；
Fig. 7 is the schematic diagram of lower tray in quick-frozen disk according to an embodiment of the invention；
Fig. 8 is the schematic expanded view in Fig. 6 at A；
Fig. 9 is the schematic diagram that quick-frozen disk according to an embodiment of the invention is installed on refrigerator body；
Figure 10 is the schematic cross sectional views of structure shown in Fig. 9；
Figure 11 is the schematic expanded view in Figure 10 at C.
Specific embodiment
Fig. 1 is the schematic diagram of multi-channel electric air door 50 according to an embodiment of the invention, as shown in Figure 1, simultaneously
Referring to figs. 2 to Fig. 4, the embodiment of the invention provides a kind of multi-channel electric air doors 5060.The multi-channel electric air door 50 includes pedestal
61, plectrum shaft 62, multiple air door baffles 63, device of rotation driving and translation driving device.
Pedestal 61 can have multiple ventilation openings, and multiple ventilation openings are arranged along the length direction interval of pedestal 61.Plectrum shaft
62 have the rotary shaft 621 for being rotatably installed on pedestal 61, and the multiple plectrums 622 being set in rotary shaft 621.And
And each air door baffle 63 include shielding plate 631, and with the spaced driving piece 632 of shielding plate 631.Shielding plate 631 is matched
It is set to and opens and closes a ventilation opening.At least one notch and at least one solid plate are provided on driving piece 632.And it is each
Air door baffle 63 is rotatably installed on rotary shaft 621, and each plectrum 622 is in 631 He of shielding plate of an air door baffle 63
It drives between piece 632.
Device of rotation driving is configured to that rotary shaft 621 is driven to rotate.Translation driving device is configured to drive 621 edge of rotary shaft
The length direction of pedestal 61 is mobile, so that each plectrum 622 is moved to the indentation, there of respective drive piece 632, thus in rotary shaft
Corresponding air door baffle 63 is not driven to rotate when 621 rotation；Or each plectrum 622 is made to be moved to respective drive piece 632
At solid plate, so that corresponding air door baffle 63 be driven to rotate when rotary shaft 621 rotates.That is, being filled using driven in translation
Set the opening and closing that each air door baffle 63 is controlled with device of rotation driving.Device of rotation driving is set to the one of pedestal 61
End；Translation driving device is set to the other end of pedestal 61.
Multi-channel electric air door 50 in the embodiment of the present invention has plectrum shaft, and the setting of damper on piece is jagged, can be
Since the presence of notch can be such that another air door baffle does not rotate when one air door baffle rotation, and then realize a variety of air door opening and closing groups
Conjunction state, structure is simple, at low cost, and high reliablity is easy to control, and air door action response speed is fast.
In some embodiments of the invention, at least one air door baffle 63 driving piece 632 notch width and/or
Position, width and/or position with the notch of the driving piece 632 of remaining each air door baffle 63 are different.That is, multiple
Notch setting on driving piece 632, which should meet, opens a ventilation opening, opens any two ventilation opening and unlatching any three
Situations such as a ventilation opening.For example, plectrum shaft 62 moves N number of position, when the quantity of ventilation opening is N number of with plectrum shaft
62 every rotations are primary only to open a ventilation opening, realizes N kind air door assembled state.Plectrum shaft 62 also moves 2N position,
It is logical with one ventilation opening of the primary only unlatching of the every rotation of plectrum shaft 62, unlatching any two ventilation opening and unlatching any three
Situations such as air port, realizes 2N kind air door assembled state.Certainly, plectrum shaft 62 moves N number of position and appoints between 2N position
The position of one quantity, to realize corresponding number of air door assembled state.In some alternative embodiments of the invention, part
The structure setting of the driving piece 632 of air door baffle 63 is at consistent, so that corresponding two ventilation openings are synchronized and opened or closed.
Specifically, in some embodiments of the invention, multi-channel electric air door 50 can have there are four ventilation opening and four wind
Light barrier strip 63, four air door baffles 63 are the first air door baffle, the second damper extended along the length direction of pedestal 61 respectively
Piece, third air door baffle and the 4th air door baffle.When rotary shaft 621 is in normal position, device of rotation driving such as motor band
Dynamic rotary shaft rotation, drives the rotation of the first air door baffle, opens first ventilation opening, lacks since other air door baffle has
Mouthful, it does not rotate.Motor mechanism rotates backward, and the first air door baffle is closed.The also referred to as flexible engine of translation driving device
Structure, driving rotary shaft 621 are moved to the left or right a position, and motor mechanism rotation can just drive the second air door baffle to turn
It is dynamic, second ventilation opening is opened, motor mechanism rotates backward, and the second air door baffle is closed.It circuits sequentially, it can be achieved that four air doors
The independent opening and closing of baffle.
In some embodiments of the invention, pedestal 61 includes substrate, two margin plates and multiple groups demarcation plate.Have on substrate
There are multiple ventilation openings.Two margin plates extend from the both sides of the edge of substrate to the side of substrate respectively.Multiple groups demarcation plate, often
Component partition has at least one demarcation plate, and each demarcation plate is perpendicular to substrate and two margin plates.And every component partition setting
Between two adjacent ventilation openings.Rotary shaft 621 is rotatably installed on multiple groups demarcation plate.
Further, the both ends of each shielding plate 631 are provided with axle sleeve, and axle sleeve has and opens along what its axial direction extended
Mouthful, during installation, to make rotary shaft 621 enter axle sleeve via opening.For example, the both ends of the one side edge of each shielding plate 631
It is provided with axle sleeve.Another side edge of each shielding plate 631 has connection sheet, the end setting driving piece 632 of connection sheet.
Fig. 5 is the schematic diagram of quick-frozen disk 100 according to an embodiment of the invention.As shown in Figure 1 and refer to Fig. 5
To Figure 11, the embodiment of the invention provides a kind of quick-frozen disks 100.The quick-frozen disk 100 may include pallet component, and pallet component has
Lower tray 30 and top tray 20 for storing article；Top tray 20 is installed on lower tray 30.Lower tray 30 and top tray 20 it
Between define multiple cold wind air ducts 36, multiple cold wind air ducts 36 are located at the downside of top tray 20, so that the cold wind entered in it is logical
It crosses, and the cooling capacity in cold wind is transferred to the inside of top tray 20 via top tray 20, to cool down the article in top tray 20.Cold wind
It can be the cold wind of the indoor cold wind of freezing or the blowout of wind cooling refrigerator ducting system from refrigerator, or the air duct being specially arranged
The cold wind of system blowout.The quick-frozen disk 100 of the embodiment of the present invention can be cooled down directly using cold wind, relative to natural quickly cooling,
Cooling is quick-frozen faster.Cold wind does not contact directly with quick-frozen article, is transmitted by top tray 20, and cold effect height, speed are not only passed
Speed of cooling is fast, and will not take away the moisture of article surface and influence ingredient, and food is made to keep good taste.And compared to utilization
Cold-storage material carries out cold-storage, does not need in advance to freeze quick-frozen disk 100, easy to use.Multiple cold wind air ducts 36 can effectively solve
The disadvantage of biggish 20 surface temperature of the top tray unevenness of width, uniform 20 surface temperature of top tray can effectively ensure that the product of food materials
Matter.
In some embodiments of the invention, lower tray 30 can have base plate 31 and upward from the surrounding of base plate 31
The side plate 32 extended.Side plate 32 can be integrally formed with base plate 31 or side plate 32 is installed on base plate 31.Top tray
20 may include chassis portion 21.Top tray 20 is installed in lower tray 30, and chassis portion 21 and the interval of base plate 31 are arranged, so that bottom
Cold wind air duct 36 is formed between pan portion 21 and base plate 31, so as to be transferred to the cooling capacity of cold wind at least via chassis portion 21
The inside of pallet 20.Preferably, lower tray 30 is made of plastic material.Top tray 20 is made of metal material, and metal material is excellent
It is selected as stainless steel.Since lower tray 30 is plastic construction, top tray 20 is metal structure, and cold wind is in 20 bottom of top tray and subiculum
Between 30 bottom of disk.Using partly plastic structure and part metals structure, the weight of manufacturing cost and quick-frozen disk 100 is significantly reduced
Amount, quick-frozen disk 100 can be done it is bigger, to place quick-frozen biggish article.Cold wind does not contact directly with quick-frozen article, passes through
Top tray 20 is transmitted, and using the high-efficient characteristic of metal heat-conducting, can quickly absorb the cooling capacity that cold wind carries in pallet wind path,
Food materials are then passed to, realizes and is rapidly frozen effect, not only pass cold effect height, quickly cooling speed is fast, and will not take away article table
The moisture and influence ingredient in face, make food keep good taste.
In some embodiment of the invention, top tray 20 further includes the occlusion part extended upward from the surrounding in chassis portion 21
22；Occlusion part 22 is posted by side plate 32.Further, top tray 20 further includes extending outward from the top edge of occlusion part 22
Flange 23, flange 23 is set to the upper surface of side plate 32.
In some embodiments of the invention, lower tray 30 also has multiple be set between chassis portion 21 and base plate 31
Spacing board, each spacing board contacts against with chassis portion 21.That is, lower tray 30 is set to base plate 31 with multiple
The spacing board of upside, chassis portion 21 are contacted against with each spacing board so that base plate 31, side plate 32, multiple spacing boards with
And chassis portion 21 limits multiple cold wind air ducts 36.
In some further embodiments of the invention, side plate 32 includes front side board, back side panel, and is oppositely arranged
The first side plate and the second side plate；The front end of front side board connection the first side plate and the second side plate；Back side panel connect the first side plate and
The rear end of second side plate.
In some embodiments of the invention, it is provided at least one cold wind import 34 in lower tray 30 and at least one is cold
Wind outlet 35, multiple cold wind air ducts 36 are located between at least one cold wind import 34 and at least one cold wind outlet 35.Specifically,
It is provided at least one cold wind import 34 on first side plate, at least one cold wind outlet 35 is provided on the second side plate.And cold wind
The quantity of import 34 and cold wind outlet 35 is both preferably one, is set to the rear end of the first side plate and the second side plate.This case uses
Side air inlet, the wind path scheme of side return air, and can have 4 cold wind air ducts 36.
Further, each cold wind air duct 36 can directly be connected to cold wind import 34 and cold wind outlet 35.In other implementations
In mode, total air inlet duct 37 and total exhaust passage 38 are further defined between top tray 20 and lower tray 30.Each cold wind air duct 36 connects
Lead to total air inlet duct 37 and total exhaust passage 38.At least one cold wind import 34 is connected to total air inlet duct 37；At least one cold wind outlet 35
It is connected to total exhaust passage 38.Base plate 31, side plate 32, multiple spacing boards and chassis portion 21 also define total air inlet duct 37 and total
Exhaust passage 38.
Further, multiple spacing boards may include at least one first spacing board 331 and the second spacing board of multiple groups 332.Often
A first spacing board 331 extends in the longitudinal direction, and multiple longitudinal spaces will be separated out between base plate 31 and chassis portion 21.Often
One end of a first spacing board 331 and the first side sheet room every setting so that at least one first spacing board 331 and the first side plate it
Between limit total air inlet duct 37.The other end of each first spacing board 331 and the second side plate interval are arranged so that at least one the
Total exhaust passage 38 is limited between one spacing board 331 and the second side plate.Every group of second spacing board 332 have it is multiple along the longitudinal direction
The second spacing board 332 extended.Every group of second spacing board 332 is set in a longitudinal space, and each corresponding second interval
The preceding qualified surface or the rear face interval that limits of plate 332 and corresponding longitudinal space are arranged, to limit bending in corresponding longitudinal space
The cold wind air duct 36 extended.It each cold wind air duct 36 can be approximate serpentine-like.
In some embodiments of the invention, quick-frozen disk 100 may also include the multi-channel electric wind in any of the above-described embodiment
Door 50 and article position detection device.
Multi-channel electric air door 50 is set between lower tray 30 and top tray 20, and each ventilation opening is located at a cold wind wind
At the input end in road 36, outlet end or intermediate any position.For example, multi-channel electric air door 50 is set at least one first interval
One end close to the second side plate of plate 331.Each air door baffle 63 of multi-channel electric air door 50 is configured to controllably open and close
It closes, with one cold wind air duct 36 of turn-on and turn-off.
Article position detection device is configured to article position locating for article in detection top tray 20, so that with article is in
The corresponding one or more air door baffles 63 in one or more cold wind air ducts 36 below position are opened, to make in article
One or more cold wind air ducts 36 below position pass through cold wind.The embodiment of the present invention detects dress by setting article position
Set with multi-channel electric air door 50, so that article occupied area on quick-frozen disk 100 is can get cooling capacity that is a large amount of, concentrating, no article
Position does not obtain energy, not only increases quick-frozen efficiency, also saves energy.
In some preferred embodiments of the invention, article position detection device includes multiple temperature sensors, each
Temperature sensor is set to top tray 20 and is located in a cold wind air duct 36.Specifically, each temperature sensor may be disposed at
The lower surface in the chassis portion 21 of top tray 20.This case uses side air inlet, the wind path scheme of side return air.There are 4 tunnels in lower tray
Air duct, each cold wind air duct 36 is interior to be arranged temperature sensor, can accurately perceive pop-up by four temperature sensors of laying
The specific location of put food materials on disk.4 transportation work style doors are provided at air outlet, the corresponding air duct all the way of each air door can be controlled separately
The folding of each wind path.By temperature sensor feedback data, corresponding air door baffle 63 can be individually opened and closed, it can be achieved that more accurate
Temperature control, guarantee that food materials realize better stored frozen effect.And energy-saving effect is more preferable.In other realities of the invention
It applies in example, settable multiple temperature sensors in each cold wind air duct 36.
In some embodiments of the invention, cold wind import 34 and cold wind outlet 35 are one.The rear end of first side plate and
At least partly surface of the rear end of second side plate is the first tuyere line, is obliquely installed relative to back side panel.Cold wind import 34 is arranged
In the first tuyere line of the first side plate.Cold wind outlet 35 is set to the first tuyere line of the second side plate.It is tilted relative to back side panel
The first tuyere line being arranged be convenient for after the intracorporal air-supply of case/return air inlet cooperate.
In some embodiments of the invention, for the ease of article in the installation of quick-frozen disk 100 and quick-frozen disk 100
It picks and places, quick-frozen disk 100 can be not configured to fixed form, and being set as can pull form.Specifically, quick-frozen disk 100 may include two
A slide track component 40, two slide track components 40 are respectively arranged at the two sides of lower tray 30, and two slide track components 40 configure ingredient
It is not installed on the two side walls of storage room, so that pallet component is pullably installed on storage room.That is two slide track components
40 are all connected to lower tray 30.Preferably, two slide track components 40 can be located at the two sides of the lower surface of base plate 31.
In some embodiments of the invention, each slide track component 40 may include that the first dynamic rail 41, orbit determination 42 and second are dynamic
Rail 43.First dynamic rail 41 is installed on lower tray 30, and the first dynamic rail 41 is opening down.Orbit determination 42 is configured to be installed between storing
Room, and orbit determination 42 is opening up, the downside in the first dynamic rail 41.Second dynamic rail 43 may include upper sliding part, lower slider portion
And interconnecting piece, interconnecting piece connect upper sliding part and lower slider portion.And lower slider portion is installed in orbit determination 42, upper sliding part is installed on
In first dynamic rail 41.Further, the width of upper sliding part and the width in lower slider portion are all larger than the width of interconnecting piece, first dynamic
The width of the opening of the width and orbit determination 42 of the opening of rail 41.With slide track component 40, the extraction of quick-frozen disk 100 can be convenient for
Be put into, place article it is particularly convenient, move quick-frozen disk 100 without user.
The embodiment of the invention also provides a kind of refrigerators, may include quick-frozen in cabinet 200 and any of the above-described embodiment
Disk 100.There can be storage room in cabinet 200.Quick-frozen disk 100 is set in storage room.For example, storage room is freezing
Room, quick-frozen disk 100 are set in freezing chamber, after the food materials of heat are put into top tray 20, during being rapidly frozen, and Bu Huiying
It rings and entirely freezes indoor temperature uniformity, heat exchanger effectiveness is high, freezes quick-frozen fast.Alternatively, storage room can also be
Temperature-changing chamber etc..
In other embodiments of the invention, also there is supply air duct, return airway, supply air duct tool in cabinet 200
There is at least one air outlet being connected to storage room, return airway has at least one return air inlet being connected to storage room.
Multiple cold wind air ducts 36 of quick-frozen disk 100 can be connected to at least one air outlet, multiple cold wind air ducts 36 of quick-frozen disk 100 also with
The connection of at least one return air inlet.That is, each cold wind import 34 of quick-frozen disk 100 is connected to an air outlet, quick-frozen disk
100 each cold wind outlet 35 is connected to a return air inlet.
It is above-mentioned with being connected to supply air duct on the side wall of storage room in some preferred embodiments of the invention
Air outlet, and the above-mentioned return air inlet being connected to return airway.Two slide track components 40 of quick-frozen disk 100 are respectively arranged in storing
The two side walls of compartment, and cold wind import 34 and the cold wind outlet 35 of quick-frozen disk 100 is when quick-frozen disk 100 slides into storage room
It is connected to air outlet and return air inlet, is separated respectively with air outlet and return air inlet when in quick-frozen disk 100 extraction storage room.
In some embodiments of the invention, after the rear end of the two side walls of storage room has relative to storage room
The second tuyere line that wall is obliquely installed.Above-mentioned air outlet is set on one corresponding second tuyere line, is set on another second tuyere line
Set above-mentioned return air inlet.Sealing ring is provided at air outlet and at return air inlet.Sealing ring is arranged can be convenient for cold wind import 34 and cold
Sealing function is played when cooperating with air duct in refrigerator body 200 in wind outlet 35.
Specifically, air outlet and return air inlet are stepped hole, and have annular groove between storage room on locular wall, with air-supply
Mouth and return air inlet coaxial arrangement.Two sealing rings are respectively the first sealing ring being set at air outlet and are set to return air inlet
Second sealing ring.First sealing ring and the second sealing ring all have sealing ring portion 51, deviate from lower tray 30 from sealing ring portion 51
The annular convex platform 52 that extends of side, the annular slab sealing that the radial direction from sealing ring portion 51 along sealing ring portion 51 is extended
Portion 53, and it is set to the sealing ring 54 of the peripheral region of annular slab sealing 53.The annular of first sealing ring and the second sealing ring
The rear wall of the insertion of boss 52 respective step hole, annular slab sealing 53 and corresponding storage room contacts against and sealing ring 54
It is inserted into respective annular slot.
The embodiment of the invention also provides a kind of control method of above-mentioned refrigerator, can include:
Object locating for article in the top tray 20 of quick-frozen disk 100 is detected using the article position detection device of quick-frozen disk 100
Grade is set.
The air duct opening and closing device 60 of quick-frozen disk 100 is controlled, so that quick-frozen with the one or more below article position
The air door baffle 63 of the 36 quick-frozen disk 100 of corresponding one or more of cold wind air duct of disk 100 is opened, to make in article position
One or more cold wind air ducts 36 conducting for setting lower section passes through cold wind, and then article in cooling top tray 20.
So far, although those skilled in the art will appreciate that present invention has been shown and described in detail herein multiple shows
Example property embodiment still without departing from the spirit and scope of the present invention, still can according to the present disclosure directly
Determine or deduce out many other variations or modifications consistent with the principles of the invention.Therefore, the scope of the present invention is understood that and recognizes
It is set to and covers all such other variations or modifications.
Claims (10)
1. a kind of multi-channel electric air door characterized by comprising
Pedestal, the pedestal have multiple ventilation openings, and multiple ventilation openings are arranged along the length direction interval of the pedestal；
Plectrum shaft, the plectrum shaft has the rotary shaft for being rotatably installed on the pedestal, and is set to the rotation
Multiple plectrums in shaft；
Multiple air door baffles, each air door baffle includes shielding plate, and with the spaced driving piece of the shielding plate；
The shielding plate is configured to open and close a ventilation opening；The driving on piece is provided at least one notch and at least
One solid plate；And each air door baffle is rotatably installed on the rotary shaft, each plectrum is in an institute
It states between the shielding plate of air door baffle and the driving piece；
Device of rotation driving is configured to that the rotary shaft is driven to rotate；With
Translation driving device is configured to that the rotary shaft is driven to move along the length direction of the pedestal, with: make each described group
Piece is moved to the indentation, there of the corresponding driving piece, to not drive the corresponding damper in rotary shaft rotation
Piece rotation；Or it is moved to each plectrum at the solid plate of the corresponding driving piece, thus in the rotation
The corresponding air door baffle rotation is driven when shaft rotates.
2. multi-channel electric air door according to claim 1, which is characterized in that
The width of the notch of the driving piece of at least one air door baffle and/or position, it is each described with remaining
The width of the notch of the driving piece of air door baffle and/or position, it is different.
3. multi-channel electric air door according to claim 1 or 2, which is characterized in that
The device of rotation driving is set to one end of the pedestal；
The translation driving device is set to the other end of the pedestal.
4. multi-channel electric air door according to claim 3, which is characterized in that the pedestal includes:
Substrate has multiple ventilation openings on the substrate；
Two margin plates, extend from the both sides of the edge of the substrate to the side of the substrate respectively；
Multiple groups demarcation plate, demarcation plate described in every group have at least one demarcation plate, and each demarcation plate is perpendicular to the substrate
With two margin plates；And demarcation plate described in every group is set between two adjacent ventilation openings；The rotary shaft can
It is rotatably mounted to demarcation plate described in multiple groups.
5. multi-channel electric air door according to claim 1, which is characterized in that
The both ends of each shielding plate are provided with axle sleeve, and the axle sleeve has the opening extended along its axial direction, with
When installation, the rotary shaft is made to enter the axle sleeve via the opening.
6. multi-channel electric air door according to claim 5, which is characterized in that
The both ends of the one side edge of each shielding plate are provided with the axle sleeve, and another side edge has connection sheet, the company
The driving piece is arranged in the end of contact pin.
7. a kind of quick-frozen disk, which is characterized in that including lower tray, top tray and claim 1 to 6 for storing article
Any one of described in multi-channel electric air door；
The top tray is installed on the lower tray；
There is at least one cold wind import and at least one cold wind to export, and the lower tray and the pop-up in the lower tray
Multiple cold wind air ducts are defined between disk；Multiple cold wind air ducts are located at least one described cold wind import and at least one institute
It states between cold wind outlet, and is located at the downside of the top tray；Multiple cold wind air ducts are configured to receive from least one institute
The cold wind of cold wind import entrance is stated, and supply cold wind passes through, so that cooling capacity is transferred to the pop-up via the top tray by cold wind
The article put is taken inventory, rear cold wind is exported via cold wind described at least one to flow out；
The multi-channel electric air door is set between the lower tray and the top tray, and each ventilation opening is located at one
At the input end in the cold wind air duct, outlet end or intermediate any position.
8. quick-frozen disk according to claim 7, which is characterized in that
The lower tray has a base plate, the side plate extended upward from the surrounding of the base plate and multiple is set to
Spacing board on the upside of the base plate；The side plate includes front side board, back side panel, and the first side plate being oppositely arranged and
Two side plates；The front side board connects the front end of first side plate and second side plate；The back side panel connection described first
The rear end of side plate and second side plate；And at least one described cold wind import is provided on first side plate, described second
At least one described cold wind outlet is provided on side plate；
The top tray includes chassis portion, and the top tray is installed in the lower tray, and the chassis portion and the bottom plate
The setting of portion interval, the chassis portion contacts against with each spacing board, so that the base plate, the side plate, multiple
The spacing board and the chassis portion limit multiple cold wind air ducts.
9. quick-frozen disk according to claim 8, which is characterized in that multiple spacing boards include:
At least one first spacing board, each first spacing board extend in the longitudinal direction, by the base plate and described
Multiple longitudinal spaces are separated out between the portion of chassis；One end of each first spacing board and first side sheet room are every setting；
The other end of each first spacing board and second side plate interval are arranged；
The second spacing board of multiple groups, the second spacing board described in every group have multiple the second spacing boards extended along the longitudinal direction；Every group
Second spacing board is set in the longitudinal space, and each corresponding second spacing board and the corresponding longitudinal direction
The preceding qualified surface in space or the rear face interval that limits are arranged, to limit the institute that bending extends in the corresponding longitudinal space
State cold wind air duct；And
The multi-channel electric air door is set to one end close to second side plate of at least one first spacing board.
10. a kind of refrigerator characterized by comprising
Cabinet, the cabinet is interior to have supply air duct, return airway and storage room, and the supply air duct has and the storing
At least one air outlet of compartment connection, the return airway have at least one return air inlet being connected to the storage room；
The described in any item quick-frozen disks of claim 7 to 9, the quick-frozen disk are set in the storage room, and described quick-frozen
Each cold wind import of disk is connected to the air outlet, each cold wind outlet of the quick-frozen disk be connected to one described in return
Air port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810373988.4A CN110398117B (en) | 2018-04-24 | 2018-04-24 | Multi-path electric air door, quick-freezing tray and refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810373988.4A CN110398117B (en) | 2018-04-24 | 2018-04-24 | Multi-path electric air door, quick-freezing tray and refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110398117A true CN110398117A (en) | 2019-11-01 |
| CN110398117B CN110398117B (en) | 2020-11-24 |
Family
ID=68321967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810373988.4A Active CN110398117B (en) | 2018-04-24 | 2018-04-24 | Multi-path electric air door, quick-freezing tray and refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110398117B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113048697A (en) * | 2021-03-31 | 2021-06-29 | 青岛海尔电冰箱有限公司 | Air-cooled refrigerator |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08296943A (en) * | 1995-04-28 | 1996-11-12 | Toshiba Corp | Refrigerator |
| KR20090006505U (en) * | 2007-12-26 | 2009-07-01 | 삼성전자주식회사 | Refrigerator |
| CN204478637U (en) * | 2014-12-16 | 2015-07-15 | 广东奥马电器股份有限公司 | A kind of adjustable cold wind lane device of refrigerator |
| CN106196838A (en) * | 2015-10-29 | 2016-12-07 | 青岛海尔股份有限公司 | Branch air-supply arrangement and there is the refrigerator of this branch air-supply arrangement |
| CN206440056U (en) * | 2017-01-24 | 2017-08-25 | 江苏雷利电机股份有限公司 | Blowing device for wind cooling refrigerator and the refrigerator including the equipment |
| US20180066884A1 (en) * | 2016-09-06 | 2018-03-08 | Whirlpool Corporation | Cold Plate Shelf Assembly for a Refrigerator |
-
2018
- 2018-04-24 CN CN201810373988.4A patent/CN110398117B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08296943A (en) * | 1995-04-28 | 1996-11-12 | Toshiba Corp | Refrigerator |
| KR20090006505U (en) * | 2007-12-26 | 2009-07-01 | 삼성전자주식회사 | Refrigerator |
| CN204478637U (en) * | 2014-12-16 | 2015-07-15 | 广东奥马电器股份有限公司 | A kind of adjustable cold wind lane device of refrigerator |
| CN106196838A (en) * | 2015-10-29 | 2016-12-07 | 青岛海尔股份有限公司 | Branch air-supply arrangement and there is the refrigerator of this branch air-supply arrangement |
| US20180066884A1 (en) * | 2016-09-06 | 2018-03-08 | Whirlpool Corporation | Cold Plate Shelf Assembly for a Refrigerator |
| CN206440056U (en) * | 2017-01-24 | 2017-08-25 | 江苏雷利电机股份有限公司 | Blowing device for wind cooling refrigerator and the refrigerator including the equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113048697A (en) * | 2021-03-31 | 2021-06-29 | 青岛海尔电冰箱有限公司 | Air-cooled refrigerator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110398117B (en) | 2020-11-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5392615A (en) | Air conduit system in a refrigerator | |
| CN201569237U (en) | Refrigerator | |
| CN106885420A (en) | Refrigerator | |
| JP5617669B2 (en) | refrigerator | |
| WO2017113769A1 (en) | Convertible frost-free and direct cool refrigerator | |
| CN202902730U (en) | Refrigerator | |
| CN113074491A (en) | Air-cooled refrigerator | |
| CN204594020U (en) | Refrigerator | |
| CN110398117A (en) | Multi-channel electric air door, quick-frozen disk and refrigerator | |
| CN208688092U (en) | Quick-frozen disk and refrigerator for refrigerator | |
| JP6145643B2 (en) | refrigerator | |
| CN208475795U (en) | Quick-frozen disk and refrigerator for refrigerator | |
| CN110398123A (en) | Control method for the quick-frozen disk of refrigerator, refrigerator and refrigerator | |
| JP3499396B2 (en) | refrigerator | |
| CN113286978B (en) | Rotary heat carrier system | |
| CN101688721B (en) | Refrigeration device | |
| CN113834259A (en) | Double-fan extreme freezing air duct, extreme freezing method and refrigerator | |
| JP6405525B2 (en) | refrigerator | |
| CN208688091U (en) | Quick-frozen disk and refrigerator for refrigerator | |
| CN208475796U (en) | Quick-frozen disk and refrigerator for refrigerator | |
| CN208817840U (en) | Quick-frozen disk and refrigerator for refrigerator | |
| CN208475794U (en) | Quick-frozen disk and refrigerator for refrigerator | |
| CN208817841U (en) | Quick-frozen disk and refrigerator for refrigerator | |
| CN220153026U (en) | Multilayer refrigerator | |
| CN221324825U (en) | Return air cover for refrigeration equipment and refrigeration equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Patentee after: Haier Smart Home Co., Ltd. Address before: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Patentee before: Qingdao Haier Joint Stock Co.,Ltd. |