CN110017648A - Air-supply assembly and refrigerator with it - Google Patents
Air-supply assembly and refrigerator with it Download PDFInfo
- Publication number
- CN110017648A CN110017648A CN201810020188.4A CN201810020188A CN110017648A CN 110017648 A CN110017648 A CN 110017648A CN 201810020188 A CN201810020188 A CN 201810020188A CN 110017648 A CN110017648 A CN 110017648A
- Authority
- CN
- China
- Prior art keywords
- air
- wind wheel
- cover board
- centrifugal wind
- blower
- 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
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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
- 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
- F25D17/065—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 with compartments at different temperatures
-
- 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
- F25D17/08—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 using ducts
-
- 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
- F25D2317/065—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 characterised by the air return
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- 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
- F25D2317/067—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 characterised by air ducts
-
- 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
- F25D2317/068—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 characterised by the fans
Abstract
The present invention provides a kind of air-supply assemblies for refrigerator, comprising: air duct cover board limits air-supply space with refrigerator compartment liner jointly, and the space that is configured to will to blow is isolated with an indoor storage space；Centrifugal wind wheel is set in air-supply space, to blow out from axial sucking air and to side；Multiple return air inlets are offered on air duct cover board, wherein to allow the air in storage space to enter air-supply space；And centrifugal wind wheel is snugly set on the inside of air duct cover board, and is configured to rear side air draught, and the air that air-supply space is entered via return air inlet is sucked from the rear side of centrifugal wind wheel.Air-supply assembly of the invention has the return air path of the air entry on rear side of the return air inlet to centrifugal wind wheel from front side of centrifugal wind wheel, so that without increasing the volume of the storage space in front of air duct cover board there are gap between centrifugal wind wheel and air duct cover board.
Description
Technical field
The present invention relates to refrigerating technical fields, more particularly to a kind of air-supply assembly for refrigerator and have the group
The refrigerator of part.
Background technique
Be typically provided on rear side of existing dual system cold compartment of refrigerator for providing the air duct of cooling capacity to refrigerating chamber, in wind
Machine and air channel structure can occupy certain volume of refrigerating chamber, be unfavorable for the effective use in compartment space.
Summary of the invention
It is an object of the present invention to provide a kind of occupied space the lesser air-supply assembly for refrigerator.
A further object of the present invention is to the storage space side compartment negative pressure of refrigerator compartment to be avoided is too low.
Another further object of the present invention is to the assembly of air-supply assembly to be simplified.
Particularly, the present invention provides a kind of air-supply assemblies for refrigerator, comprising:
Air duct cover board limits air-supply space with the liner of the refrigerator jointly, and be configured to the air-supply space and
The indoor storage space isolation between the refrigerator；
Centrifugal wind wheel is set in the air-supply space, to blow out from axial sucking air and to side；Wherein
Multiple return air inlets are offered on the air duct cover board, to allow the air in the storage space to enter the air-supply
Space；And
The centrifugal wind wheel is snugly set on the inside of the air duct cover board, and is configured to rear side air draught, will be via institute
It states return air inlet and enters the air in the air-supply space from the rear side sucking of the centrifugal wind wheel.
Further, the liner be configured to the corresponding region of the centrifugal wind wheel it is outside away from the air duct cover board
Protrusion, to increase the air-supply space for being located at centrifugal wind wheel air draught side.
Further, the air-supply assembly is configured to the lower rearward side positioned at the compartment, and it is logical that top is provided with air-flow
Road；
It is provided with evaporator in the airflow channel, and there is the air outlet for blowing to the storage space；And
The centrifugal wind wheel is configured to that air-flow acceleration is promoted to flow up into the airflow channel and by the evaporation
Device flows to the air outlet.
Further, it is equipped with volute of blower on the inside of the air duct cover board, the centrifugal wind wheel is set to the volute of blower
It is interior.
Further, the air-supply assembly further include:
Blower rear cover is set between the centrifugal wind wheel and the liner, and is configured to from rear side of the centrifugal wind wheel
Cover is buckled in outside it；Wherein
It is covered after the blower and offers air entry, to allow the centrifugal wind wheel via the air entry by the air-supply
Air sucking in space；And
The blower rear cover, the volute of blower and the centrifugal wind wheel form centrifugal blower.
Further, the air duct cover board includes main part and guide part, and the volute of blower is set to the main part
Inside；
The main part is configured to be arranged relative to the airflow channel far from the liner；And
The guide part be configured to bend upwards and towards liner from the top of the main part extend with guide it is described from
Airflow channel described in the air flow direction of heart wind wheel blowout.
Further, at least one set of return air group is provided on the main part, each return air group includes multiple described
Return air inlet；
The return air group is configured to the region of the close lateral ends positioned at the main part；And
Projection of the multiple return air inlets of the return air group on the air duct cover board is respectively positioned on the volute of blower and exists
The outside of projection on the air duct cover board.
Further, the air-supply assembly further include:
Multiple masking caps are configured to be set to multiple return air inlets of the return air group in the storage space side respectively
Top, to cover the return air inlet from top, and make the air in the storage space is bottom-up to flow in masking cap
Side simultaneously enters the return air inlet.
Further, at least one lateral side end of the air duct cover board is provided with the side extended towards liner bending
Portion's cover board；And
At least one described return air inlet is offered in the side closure.
The present invention also provides a kind of refrigerators, with the cabinet including at least one compartment and according to any of the above-described institute
The air-supply assembly stated, wherein
At least one described compartment is refrigerator room, and the air-supply assembly is set in the refrigerator room.
Air-supply assembly of the invention has returning for the air entry on rear side of the return air inlet to centrifugal wind wheel from front side of centrifugal wind wheel
Wind path diameter, so that without there are gap, increasing the storing sky in front of air duct cover board between centrifugal wind wheel and air duct cover board
Between volume.
Further, air-supply assembly of the invention is by setting return air path to from front to back around centrifugal wind wheel master
Thus body avoids the air sudden change flow direction for just entering air-supply space via return air inlet, extends return air path, so that
Return air stream avoids the negative pressure of storage space side too low gently to reduce return air noise.
Further, blower rear cover of the invention is securable to air duct cover board, and is installed on liner by air duct cover board,
Thus so that centrifugal blower and air duct cover board is collectively formed a modularizing member, be further simplified the assembly technology of air-supply assembly.
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 elevational view of air-supply assembly according to an embodiment of the invention；
Fig. 2 is the schematic cross sectional views of the cutting line A-A interception in Fig. 1, wherein the dotted line with arrow shows sky
Flow of air direction；
Fig. 3 is the schematic, exploded of air-supply assembly according to an embodiment of the invention；
Fig. 4 is the schematic, exploded that air-supply assembly according to an embodiment of the invention is observed from another angle；
Fig. 5 is the schematic rear view of air duct cover board according to an embodiment of the invention；
Fig. 6 is the schematic partial enlarged view of air duct cover board shown in Fig. 5, and blind hole is shown；
Fig. 7 is the schematic cross sectional views of the cutting line B-B interception in Fig. 6；
Fig. 8 is the schematic elevational view of blower rear cover according to an embodiment of the invention；
Fig. 9 is the schematic side elevation of blower rear cover according to an embodiment of the invention.
Figure 10 is the schematic side elevational cross-sectional view of the compartment according to an embodiment of the invention with air-supply assembly；
Figure 11 is the schematic elevational view of part liner according to an embodiment of the invention；
Figure 12 is the schematic elevational view of evaporator according to an embodiment of the invention；
Figure 13 is the schematic cross sectional views of the cutting line C-C interception in Figure 12；
Figure 14 is the schematic development views of fin according to an embodiment of the invention.
Specific embodiment
Fig. 1 is the schematic elevational view of air-supply assembly according to an embodiment of the invention.Fig. 2 is the cutting in Fig. 1
The schematic cross sectional views of line A-A interception.Fig. 3 is the schematic, exploded of air-supply assembly according to an embodiment of the invention.Fig. 4
It is the schematic, exploded that air-supply assembly according to an embodiment of the invention is observed from another angle.
Refrigerator may generally be of the liner as the cabinet shell of its outer surface and inside cabinet shell.Liner can limit
Compartment is made, and indoor at least partly space can be storage space.Compartment can be multiple, and can be set as needed
For refrigerating chamber, freezing chamber or alternating temperature compartment etc..Further, generally it is arranged in some air-cooled or dual system refrigerator refrigerating chamber
There is airflow channel, provides refrigeration wind with the storage space for refrigerating chamber.It is fast to be formed to may be provided with air-supply assembly in airflow channel
The air or airflow channel of speed flowing can collectively form with air-supply assembly and provide the supply air system of cooling wind for refrigerating chamber.
Air-supply assembly may be disposed at the most upstream of supply air system.It should be understood that most upstream refers to the source in air-supply path herein, not
It is the actual installation position of air-supply assembly.
Supply air system for refrigerator may include air-supply assembly, and air-supply assembly may include air duct cover board 200 and centrifugal wind wheel
400.Air duct cover board 200 can substantially be arranged in parallel with the liner 100 of refrigerator compartment 1, to limit jointly with refrigerator compartment liner 100
There is air-supply space 20, and is configured to for being isolated with the storage space 10 in compartment 1 in air-supply space 20.Centrifugal wind wheel 400 is settable
In in air-supply space 20, blow out with certainly axial sucking air and to side.Further, it can be offered on air duct cover board 200 more
A return air inlet 201, to allow the air in storage space 10 to enter air-supply space 20.Particularly, centrifugal wind wheel 400 is snugly set
It is placed in 200 inside of air duct cover board, and is configured to rear side air draught, the air in air-supply space 20 will be entered certainly via return air inlet 201
The rear side of centrifugal wind wheel 400 sucks.
Specifically, air duct cover board 200 may be disposed at 100 front of liner of 1 rear side of refrigerator compartment, in 1 rear side shape of compartment
At air-supply space 20.The return air inlet 201 opened up on air duct cover board 200 allows air in storage space 10 to flow into air-supply from front to back
Space 20.The centrifugal wind wheel 400 for being configured to rear side air-breathing as a result, promotes the air continuation for entering air-supply space 20 to flow backward simultaneously
It is being located substantially at being positioned against 400 center flow of centrifugal wind wheel and being inhaled into wherein for 400 rear of centrifugal wind wheel.
Air-supply assembly of the invention has from the suction on rear side of the return air inlet 201 to centrifugal wind wheel 400 of 400 front side of centrifugal wind wheel
The return air path of port 302, so that increasing positioned at air duct between centrifugal wind wheel 400 and air duct cover board 200 it is not necessary that there are gaps
The volume of the storage space 10 in 200 front of cover board.
Further, air-supply assembly of the invention is by setting return air path to from front to back around centrifugal wind wheel 400
Thus main body avoids the air sudden change flow direction for just entering air-supply space 20 via return air inlet 201, so that return air
Flowing it is more smoothly, while extending return air path, so that return air stream gently reduces return air noise, and avoid storing up
The negative pressure of object space side is too low, opens refrigerator doors convenient for user.
Fig. 5 is the schematic rear view of air duct cover board 200 according to an embodiment of the invention.Fig. 6 is air duct shown in Fig. 5
The schematic partial enlarged view of cover board 200, is shown blind hole 204b.Fig. 7 is that the cutting line B-B in Fig. 6 is intercepted
Schematic cross sectional views.
In some embodiments of the invention, volute of blower 204 can be equipped on the inside of air duct cover board 200, centrifugal wind wheel 400 can
It is set in volute of blower 204.Specifically, volute of blower 204 can that is to say to be formed with the integrally manufactured molding of air duct cover board 200
In 200 inside of air duct cover board, and air duct cover board 200 can be mounted directly by connector and be fixed on 1 liner 100 of refrigerator compartment, with
The components of air-supply assembly are reduced, and simplify the assembly technology of air-supply assembly.
Specifically, 200 inside of air duct cover board, the region inside volute of blower 204 are provided with multiple blind hole 204b, often
The center of a blind hole 204b is protruding to be formed with mounting post 204c.The peripheral side of centrifugal wind wheel 400 is provided with multiple mounting rings
400a is configured to annular on the mounting post 204c to be embedded in blind hole 204b and be set in blind hole 204b, thus
The installation site of centrifugal wind wheel 400 is defined.
Fig. 8 is the schematic elevational view of blower rear cover 300 according to an embodiment of the invention.Fig. 9 is according to the present invention
The schematic side elevation of the blower rear cover 300 of one embodiment.
In some embodiments of the invention, air-supply assembly further includes blower rear cover 300, is set to 400 He of centrifugal wind wheel
It between liner 100, and is configured to be buckled in outside it from 400 rear side cover of centrifugal wind wheel, to protect centrifugal wind wheel 400.Specifically, wind
Machine rear cover 300, which can be configured to be mounted directly between centrifugal wind wheel 400 and liner 100, is fixed on air duct cover board 200.Blower rear cover
Air entry 302 is offered on 300, with allow centrifugal wind wheel 400 via air entry 302 will blow space 20 in air suck.
It that is to say, blower rear cover 300 and volute of blower 204 constitute centrifugal blower with centrifugal wind wheel 400 jointly.
Further, blower rear cover 300 is securable to air duct cover board 200, and is installed on liner by air duct cover board 200
On 100, so that centrifugal blower and air duct cover board 200 is collectively formed a modularizing member, be further simplified air-supply assembly
Assembly technology, and being directly fixed on liner 100 compared to by centrifugal blower, it is of the invention be fixed on air duct cover board 200 from
Heart blower has smaller noise at runtime.
In some embodiments of the invention, volute of blower 204 can have locating notch 204a.Correspondingly, after blower
Lid 300 can have the positioning column 301a forward extended out from its front surface, to be installed in air duct cover board 200 in blower rear cover 300
The locating notch 204a is inserted into when side.The inside of blower rear cover 300 can have the double-deck raised line with 204 profiling of volute of blower
301, and be configured to when blower rear cover 300 is installed on air duct cover board 200, make volute of blower 204 towards blower rear cover 300
The gap between the double-deck raised line 301 is inserted into end.Specifically, locating notch 204a may be disposed at the following side of volute of blower 204.
Positioning column 301a may be disposed between the double-deck raised line 301, and it is arc-shaped and with 204 corresponding positions of the double-deck raised line 301 and volute of blower
The radian set is identical, keeps volute of blower 204 complete to be embedded in locating notch 204a.
Figure 10 is the schematic side elevational cross-sectional view of the compartment 1 according to an embodiment of the invention with air-supply assembly.
In some embodiments of the invention, air-supply assembly is configured to be located at 1 lower rearward side of compartment, and top is provided with gas
Circulation road 22.It may be provided with evaporator 500 in airflow channel 22, (in the present embodiment, that is to say positioned at airflow channel downstream
22 upper area) air outlet for blowing to storage space 10 can be offered.Correspondingly, centrifugal wind wheel 400 can be configured to
To up-draught, to promote air-flow acceleration to flow up into airflow channel 22 and flow to air outlet by evaporator 500.Namely
It is that, in vertical direction, air-supply assembly can be located in compartment 1 below the lowest level of rack, to save the top of storage space 10
Space increases the dischargeable capacity of storage space 10.
Further, air duct cover board 200 may include main part 200b and guide part 200a, and volute of blower 204 may be disposed at
On the inside of main part 200b.Specifically, air duct cover board 200 can be made of upper and lower two parts, and guide part 200a is located at main part 200b
Top.Main part 200b can be configured to be arranged relative to airflow channel 22 far from liner 100.Guide part 200a can be configured to certainly
The air flow direction air-flow that the top of main part 200b bends extension upwards and towards liner 100 to guide centrifugal wind wheel 400 to blow out
Channel 22.It that is to say, the top of guide part 200a and blower rear cover 300 can limit the supply air duct of centrifugal blower jointly.It leads
To portion 200a relative to face centrifugal wind wheel 400 main part 200b closer to 100 side of liner, thus make going out for centrifugal blower
The cross-sectional area in wind air duct is gradually reduced bottom-uply, so as to promote air to accelerate flowing.In some implementations of the invention
In example, the cover board for limiting airflow channel 22 can be configured to upwardly extend from the guide part 200a of air duct cover board 200.Namely
It is that airflow channel 22 and air-supply space 20 can be separated by the complete cover board of same with storage space 10.
In some embodiments of the invention, liner 100 is configured to away from air duct with the corresponding region of centrifugal wind wheel 400
Cover board 200 outwardly protrudes, to increase the air-supply space 20 for being located at 400 air draught side of centrifugal wind wheel.Specifically, liner 100 is outside
The degree of protrusion can be greater than the degree of main part 200b Forward " occupancy " storage space 10, to guarantee the volume of storage space 10.
It should be understood that " occupancy " herein refers to main part 200b relative to guide part 200a closer to cabinet front.Due to liner
100 rear sides are refrigerator foaming layer, and the front-rear position of liner 100, which can't generate the foaming effect of foaming layer, to be significantly affected.Together
When, since the centrifugal wind wheel 400 of rear side air draught is arranged close to main part 200b, main part 200b is made to be not necessarily to excessively forward setting,
Compared to the air-supply assembly of front side air draught, air-supply assembly of the invention reduces the demand to air-supply space 20, so that storage
The volume of object space 10 is bigger.
It should be understood that " outwardly protruding " mentioned above refers to towards the outside in air-supply space 20, direction can be
Storage space 10 is also possible to the refrigerator foaming layer towards 100 rear side of liner.
Figure 11 is the schematic elevational view of part liner 100 according to an embodiment of the invention.
In some embodiments of the invention, the part liner 100 positioned at 500 lower section of evaporator is configured to towards air duct lid
The bending of plate 200 extends to form water receiving bottom 101, so that the projection of evaporator 500 in the vertical direction each falls within water receiving bottom
101。
It that is to say, the water receiving tank of refrigerator can be extended to form directly by the bending of liner 100, without additional setting.Specifically, position
Part liner 100 below evaporator 500 and above water receiving bottom 101 is configured to set away from the protrusion of air duct cover board 200
It sets to form water receiving side 102.Water receiving bottom 101 is configured to be higher than close to the side of air duct cover board 200 close to water receiving side 102
Side so that the water droplet fallen on towards water receiving side 102 flow.Further, water receiving side 102 and water receiving bottom
101 intersection is configured to the tilt angle for making intermediate position be lower than separate middle position, and middle position offers
Discharge outlet 103, to guide the liquid for flowing to intersection to flow out from discharge outlet 103.
In some embodiments of the invention, water receiving side 102 can be configured to protrude towards foaming layer, further to guide
Water receiving bottom 101 and 102 intersection of water receiving side are diagonally downward and far from exhaust air flue.
Refrigerator of the invention guides defrosting water by the liner 100 with water receiving shape without using water receiving tank components
Discharge.The manufacturing cost of refrigerator is further decreased as a result, and while defrosting water is discharged completely for realization, avoids being connect
Sink structure is coupled with liner 100.
In some embodiments of the invention, air-supply assembly may also include multiple fuisw ribs 202, be set to air duct cover board
200 insides, and can be configured to the downstream positioned at the outlet air path of centrifugal wind wheel 400, the air-flow that centrifugal wind wheel 400 is blown out is equal
It is divided into multiply.Air duct cover board 200 generally has one fixed width, and multiple fuisw ribs 202 are laterally set gradually along air duct cover board 200.
Specifically, multiple fuisw ribs 202 can be configured to same intervals be set on the inside of guide part 200a, by centrifugal wind wheel
400 blowout air-flows be divided into multiply, and make multiply air-flow respectively between every two adjacent guide muscle 202 backward to upstream
It is dynamic.The wind for as a result, blowing out centrifugal wind wheel 400 flows uniformly to the evaporator 500 in airflow channel 22 by multiple fuisw ribs 202
Side, to promote the heat exchange efficiency of evaporator 500.
In some embodiments of the invention, the top of multiple fuisw ribs 202 may be provided with water bar 203, to prevent water
Drop enters centrifugal blower.Specifically, water bar 203 may be disposed at the upper edge towards liner 100 of guide part 200a, and tool inclines
Angle obliquely, with from the opening of top shield portions supply air duct.Since guide part 200a guides centrifugal blower to send backward
Wind, the water bar 203 being located above will not have an impact air-out volume and wind speed etc..
In some embodiments of the invention, the top of blower rear cover 300 may be provided with masking item 303, be configured to from wind
It extands rearward to and is overlapped on water receiving bottom 101 at the top of machine rear cover 300, to cover between liner 100 and blower rear cover 300
Return air region 21.It that is to say, the masking item 303 on 300 top of blower rear cover is completely isolated by return air region 21 and water receiving liner 100
It opens, and liquid thereon is guided to flow towards water receiving liner 100, thus condensed water or defrosting water is avoided to enter centrifugation wind completely
Machine.Further, the side for being connected to blower rear cover 300 for covering item 303 can be slightly below the top of blower rear cover 300, with benefit
The water-drop sputtering fallen on is avoided to enter exhaust air flue with the top of blower rear cover 300.In addition, masking item 303 is connected to
The side of blower rear cover 300, which can be configured to be higher than, is overlapped on the side of water receiving bottom 101, with guide thereon water droplet towards water receiving bottom
It flows in portion 101.
In some embodiments of the invention, at least one set of return air group, each return air group packet are provided on main part 200b
Include multiple return air inlets 201.Return air group can be configured to the region of the close lateral ends positioned at main part 200b.Further, it returns
Projection of the multiple return air inlets 201 of wind group on air duct cover board 200 is respectively positioned on throwing of the volute of blower 204 on air duct cover board 200
The outside of shadow.
In some embodiments of the invention, multiple return air inlets 201 can be configured to be divided into two return air groups, each return air group
All have multiple return air inlets 201.Two return air groups are respectively arranged at the position of the close transverse ends of main part 200b.As a result,
Air enters air-supply space 20 from the side (mainly both lateral sides) of volute of blower 204 in storage space 10, so that return air gas
The change of the flow direction of stream is more gentle, avoids the occurrence of more excessive steering.Of the invention is located at 204 side of volute of blower
The 400 rear side air draught of return air inlet 201 and centrifugal wind wheel be set as reducing return air stream needed for steering angle, and be return air
Air-flow provides enough spaces for changing flow direction, is sustainedly and stably inhaled by centrifugal wind wheel 400 convenient for return air stream
Enter.
In some embodiments of the invention, air-supply assembly further includes multiple masking cap 201a.Multiple masking cap 201a can
It is configured to be set to the top of multiple return air inlets 201 of return air group in 10 side of storage space respectively, to cover return air inlet from top
201, and make the air in storage space 10 is bottom-up to flow on the inside of masking cap 201a and enter return air inlet 201.
Specifically, the return air inlet 201 on main part 200b can extend transversely, the return air inlet 201 being each laterally extended
Top is provided with a masking cap 201a, to prevent in storage space 10 solids such as liquid or particulate debris to enter air-supply with air
Space 20.
In some embodiments of the invention, at least one lateral side end of air duct cover board 200 has curved towards liner 100
Roll over the side closure 200c extended.At least one return air inlet 201 is offered on side closure 200c.Specifically, side closure
200c can be formed in a lateral side end of main part 200b.Alternatively, the left and right sides of main part 200b can also be each formed with side
Portion cover board 200c.Side closure 200c can be backed against on liner 100 with isolation air-supply space 20 and storage space 10.Each
Side closure 200c can offer multiple return air inlets 201, to promote the air circulation in compartment 1, accelerate heat exchange efficiency.Side
Return air inlet 201 on cover board 200c can be configured to vertically extending, and (that is to say close to storage in the front side of each return air inlet 201
10 side of object space) setting masking cap 201a.
Figure 12 is the schematic elevational view of evaporator 500 according to an embodiment of the invention.Figure 13 is along Figure 12
The schematic cross sectional views of cutting line C-C interception.Figure 14 is the schematic expansion of fin 503 according to an embodiment of the invention
Figure.
In some embodiments of the invention, evaporator 500, which can have, is laterally extended and vertical spaced multiple straight
Spool road 501 and the multiple transition pipes 502 for connecting straight line pipeline 501.Parallel and compartment of terrain is pacified on each straight line pipeline 501
Plate body 503a equipped with multiple fins 503, and fin 503 is configured to be arranged perpendicular to liner 100.Specifically, bias portion 503b
Positioned at the side bottom away from liner 100 of plate body 503a, and it is vertical with plate body 503a.
It that is to say, an end of each fin 503 all has a bending part.Fin 503 is configurable in length
Rectangular sheet, one angle is configured to bend out the plane where most of plate body 503a of fin 503, to form bias portion
The bending place of the plate body 503a of 503b, bias portion 503b and fin 503 forms bias side 503c.Specifically, bias portion 503b
Preferably for positioned at the angle of the lower end outside of each fin 503, with liquid such as defrosting waters in guide fins 503 along bias side
503c is towards the water droplet for flowing on the inside of each fin 503, and then on the whole dripping flash-pot 500 closer to liner 100, drop
The low width requirement to water-retaining structure.
Further, in some embodiments of the invention, bias portion 503b is configured to hang down with the plate body 503a of fin 503
Straight setting, so that the end of bias portion 503b is inside as much as possible, while making the plate body 503a and bias portion 503b of fin 503
Surface keeps certain distance, guarantees the contact with its air is flowed through of evaporator 500, enhances its heat exchange efficiency.
Further, the multiple fins 503 installed on each straight line pipeline 501 can be configured to make its respective bias portion
The overbending direction of 503b is identical, thereby guarantees that defrosting water that flash-pot 500 drips etc..Multiple straight line pipelines 501 and multiple
Transition pipe 502 can collectively form snakelike pipeline, multiple fins on multiple straight line pipelines 501 of snakelike line upper portion
503 arrangement can be configured to closeer than the arrangement of multiple fins 503 on multiple straight line pipelines 501 of snakelike pipeline lower part
Collection.
In some embodiments of the invention, evaporator 500 can have there are two the support plate extended vertically, respectively be located at
The left support plate 504a of multiple 501 left ends of straight line pipeline, and the right support plate 504b positioned at multiple 501 right ends of straight line pipeline.Into
One step, the bottom end of left support plate 504a and right support plate 504b respectively have the fin 503 with bias portion 503b, this two
The bias portion 503b of a fin 503 positioned at support plate end is each configured to bend towards the middle part of straight line pipeline 501.Namely
It is that the fin 503 of support plate end can have the plate body 503a and bias portion roughly the same with the fin 503 of straight line pipeline 501
503b.Particularly, the fin 503 of one of end can be configured to have identical with the fin 503 of straight line pipeline 501
Structure, the fin 503 of another end can be configured to the structure with 503 mirror symmetry of fin of straight line pipeline 501.
Specifically, positioned at the end fin 503 on straight line pipeline 501 on the overbending direction of the bias portion 503b of fin 503
Bias portion 503b be configured to the overbending direction of the bias portion 503b of 501 fin 503 of straight line pipeline on the contrary, that is to say and straight line
The bias portion 503b of 501 fin 503 of pipeline is opposite to be bent.As a result, being located at the end of 500 outermost fin 503 of evaporator
Towards bending on the inside of evaporator 500, the position of defrost water flowing drippage is improved, is reduced to water receiving tank or water receiving liner
The requirement of 100 structure size.
Defrosting water can be realized only by bending the end angle of common fin in evaporator 500 of the invention
It is moved in equal liquid dripping position, is not necessarily to other labyrinths, technical solution is simple and easy.
Further, the bias portion 503b of bending that is to say between two adjacent fins 503 and be sitting at heat exchange air-flow
On the path of flowing, increases the flow-disturbing that fin 503 exchanges thermal current, improve heat exchange efficiency.
Particularly, the evaporator 500 with above-mentioned fin 503 is particularly suitable for matching installation with above-mentioned air-supply assembly.
Due to the special construction of above-mentioned air-supply assembly, the regional area of liner 100 need to be to extending over general steaming inside air-supply space 20
Send out the size of device 500.And the evaporator 500 with above-mentioned fin 503 can lead defrosting water under the premise of guaranteeing heat exchange area
To the inside of evaporator 500, defrosting water is prevented to be dropped in water-retaining structure (the water receiving bottom 101 that is to say liner 100) outside, thus simple
100 structure of liner is changed, liner 100 is avoided to occur to adsorb due to the setting of its own bending part or extension or install loosely
Solid problem, thus further simplify the air duct cover boards 200 such as blower rear cover 300 and air duct cover board 200 water-retaining structure and
The mounting structure etc. being connect with liner 100.
The present invention also provides a kind of refrigerators, have the cabinet including at least one compartment 1 and above-mentioned air-supply assembly.At least one
A compartment 1 is refrigerator room 1, and air-supply assembly is set in refrigerator room 1.Preferably, refrigerator also has above-mentioned evaporator 500
To simplify assembly of the air-supply assembly in refrigerator.
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 air-supply assembly for refrigerator, comprising:
Air duct cover board limits air-supply space with the liner of the refrigerator jointly, and be configured to by the air-supply space be located at
Indoor storage space isolation between the refrigerator；
Centrifugal wind wheel is set in the air-supply space, to blow out from axial sucking air and to side；Wherein
Multiple return air inlets are offered on the air duct cover board, it is empty to allow the air in the storage space to enter the air-supply
Between；And
The centrifugal wind wheel is snugly set on the inside of the air duct cover board, and is configured to rear side air draught, will be via described time
The air that air port enters the air-supply space is sucked from the rear side of the centrifugal wind wheel.
2. air-supply assembly according to claim 1, wherein
The liner is configured to outwardly protrude away from the air duct cover board with the corresponding region of the centrifugal wind wheel, to increase position
In the air-supply space of centrifugal wind wheel air draught side.
3. air-supply assembly according to claim 1, wherein
The air-supply assembly is configured to the lower rearward side positioned at the compartment, and top is provided with airflow channel；
It is provided with evaporator in the airflow channel, and there is the air outlet for blowing to the storage space；And
The centrifugal wind wheel is configured to that air-flow acceleration is promoted to flow up into the airflow channel and by the evaporator stream
To the air outlet.
4. air-supply assembly according to claim 3, wherein
Volute of blower is equipped on the inside of the air duct cover board, the centrifugal wind wheel is set in the volute of blower.
5. air-supply assembly according to claim 4, further includes:
Blower rear cover is set between the centrifugal wind wheel and the liner, and is configured to from the centrifugal wind wheel rear side cover button
Outside it；Wherein
It is covered after the blower and offers air entry, to allow the centrifugal wind wheel via the air entry by the air-supply space
Interior air sucking；And
The blower rear cover, the volute of blower and the centrifugal wind wheel form centrifugal blower.
6. air-supply assembly according to claim 4, wherein
The air duct cover board includes main part and guide part, and the volute of blower is set on the inside of the main part；
The main part is configured to be arranged relative to the airflow channel far from the liner；And
The guide part is configured to extend upwards and towards liner bending to guide the centrifugation wind from the top of the main part
Take turns airflow channel described in the air flow direction of blowout.
7. air-supply assembly according to claim 6, wherein
At least one set of return air group is provided on the main part, each return air group includes multiple return air inlets；
The return air group is configured to the region of the close lateral ends positioned at the main part；And
Projection of the multiple return air inlets of the return air group on the air duct cover board is respectively positioned on the volute of blower described
The outside of projection on air duct cover board.
8. air-supply assembly according to claim 7, further includes:
Multiple masking caps are configured to be set to the upper of multiple return air inlets of the return air group in the storage space side respectively
Side to cover the return air inlet from top, and makes the air in the storage space is bottom-up to flow on the inside of masking cap simultaneously
Into the return air inlet.
9. air-supply assembly according to claim 1, wherein
At least one lateral side end of the air duct cover board is provided with the side closure extended towards liner bending；And
At least one described return air inlet is offered in the side closure.
10. a kind of refrigerator, there is the cabinet including at least one compartment and according to any one of claims 1 to 9 send
Wind component, wherein
At least one described compartment is refrigerator room, and the air-supply assembly is set in the refrigerator room.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810020188.4A CN110017648B (en) | 2018-01-09 | 2018-01-09 | Air supply assembly and refrigerator with same |
| PCT/CN2019/070868 WO2019137375A1 (en) | 2018-01-09 | 2019-01-08 | Air supply assembly, air supply system and refrigerator |
| MX2020007104A MX2020007104A (en) | 2018-01-09 | 2019-01-08 | Air supply assembly, air supply system and refrigerator. |
| EP19739003.2A EP3722711B1 (en) | 2018-01-09 | 2019-01-08 | Refrigerator |
| US16/961,077 US11713915B2 (en) | 2018-01-09 | 2019-01-08 | Air supply assembly, air supply system and refrigerator |
| AU2019206946A AU2019206946B2 (en) | 2018-01-09 | 2019-01-08 | Air supply assembly, air supply system and refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810020188.4A CN110017648B (en) | 2018-01-09 | 2018-01-09 | Air supply assembly and refrigerator with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110017648A true CN110017648A (en) | 2019-07-16 |
| CN110017648B CN110017648B (en) | 2020-03-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810020188.4A Active CN110017648B (en) | 2018-01-09 | 2018-01-09 | Air supply assembly and refrigerator with same |
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| Country | Link |
|---|---|
| CN (1) | CN110017648B (en) |
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|---|---|---|---|---|
| WO2009061071A2 (en) * | 2007-11-05 | 2009-05-14 | Lg Electronics Inc. | Apparatus for storing food |
| WO2013029686A1 (en) * | 2011-09-02 | 2013-03-07 | Carrier Corporation | Refrigerated sales furniture |
| CN103673465A (en) * | 2012-09-12 | 2014-03-26 | 青岛海尔模具有限公司 | Air supply system for large-volume air-cooled refrigerator and air-cooled refrigerator |
| CN105402978A (en) * | 2015-11-30 | 2016-03-16 | 合肥美菱股份有限公司 | Air duct device of refrigerator and full-variable-temperature refrigerator |
| CN106123443A (en) * | 2016-06-28 | 2016-11-16 | 青岛海尔股份有限公司 | Refrigerator |
| CN107192198A (en) * | 2017-06-29 | 2017-09-22 | 青岛海尔股份有限公司 | Refrigerator |
-
2018
- 2018-01-09 CN CN201810020188.4A patent/CN110017648B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009061071A2 (en) * | 2007-11-05 | 2009-05-14 | Lg Electronics Inc. | Apparatus for storing food |
| WO2013029686A1 (en) * | 2011-09-02 | 2013-03-07 | Carrier Corporation | Refrigerated sales furniture |
| CN103673465A (en) * | 2012-09-12 | 2014-03-26 | 青岛海尔模具有限公司 | Air supply system for large-volume air-cooled refrigerator and air-cooled refrigerator |
| CN105402978A (en) * | 2015-11-30 | 2016-03-16 | 合肥美菱股份有限公司 | Air duct device of refrigerator and full-variable-temperature refrigerator |
| CN106123443A (en) * | 2016-06-28 | 2016-11-16 | 青岛海尔股份有限公司 | Refrigerator |
| CN107192198A (en) * | 2017-06-29 | 2017-09-22 | 青岛海尔股份有限公司 | Refrigerator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110017648B (en) | 2020-03-31 |
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Address after: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee after: Haier Zhijia Co.,Ltd. Address before: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee before: Qingdao Haier Joint Stock Co.,Ltd. |
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Effective date of registration: 20200917 Address after: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee after: QINGDAO HAIER REFRIGERATOR Co.,Ltd. Patentee after: Haier Zhijia Co.,Ltd. Address before: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee before: Haier Zhijia Co.,Ltd. |
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