CN107202465A - Refrigerator - Google Patents
Refrigerator Download PDFInfo
- Publication number
- CN107202465A CN107202465A CN201710272554.0A CN201710272554A CN107202465A CN 107202465 A CN107202465 A CN 107202465A CN 201710272554 A CN201710272554 A CN 201710272554A CN 107202465 A CN107202465 A CN 107202465A
- Authority
- CN
- China
- Prior art keywords
- air
- air outlet
- refrigerator
- inner bag
- cover plate
- 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
- 238000009434 installation Methods 0.000 claims description 8
- 230000008020 evaporation Effects 0.000 claims description 2
- 238000001704 evaporation Methods 0.000 claims description 2
- 238000005057 refrigeration Methods 0.000 abstract description 9
- 230000015572 biosynthetic process Effects 0.000 abstract description 6
- 238000010438 heat treatment Methods 0.000 description 14
- 230000000694 effects Effects 0.000 description 10
- 239000011521 glass Substances 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 5
- 238000001816 cooling Methods 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000007664 blowing Methods 0.000 description 4
- 230000000994 depressogenic effect Effects 0.000 description 4
- 230000008018 melting Effects 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 238000010257 thawing Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000013536 elastomeric material Substances 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000010992 reflux Methods 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
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
- F25D17/062—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- 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
- F25D17/06—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
- F25D17/067—Evaporator fan units
-
- 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
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/06—Removing frost
- F25D21/08—Removing frost by electric heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/06—Walls
-
- 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
- F25D2317/061—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 through special compartments
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/06—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation
- F25D2317/063—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation with air guides
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- 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
- F25D2317/0651—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 through the bottom
-
- 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
- F25D2317/066—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 supply
- F25D2317/0664—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 supply from the side
-
- 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
- F25D2317/0671—Inlet ducts
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The invention provides a kind of refrigerator, including：Air channel backboard；Blower fan, is installed on the rear wall of inner bag and flatly stretches to the first air outlet, and blower fan is configured to promote the cold wind in evaporator room to flow into storing compartment via the first air outlet；With return air cover plate, extend along the longitudinal direction, and the front portion of return air cover plate has at least one air inlet, the rear portion of return air cover plate has at least one air outlet, and return air cover plate connects at least one air inlet and the return air channel of at least one air outlet with the bottom wall formation of inner bag；At least one air outlet is connected with evaporator room, so that fraction indoor between storing flows into return air channel via at least one air inlet, then flows back to the evaporator room via at least one air outlet.The present invention can reduce the vibrations of blower fan in refrigerator, so as to reduce the noise of refrigerator, and improve the flow area of indoor air flow between the storing of refrigerator, and then improve the uniformity of indoor temperature distribution between storing, realize comprehensive refrigeration, and then lift refrigeration.
Description
Technical field
The present invention relates to refrigerating storing field, more particularly to a kind of refrigerator.
Background technology
Refrigerator is essential household electrical appliance in people's daily life, and in recent years, wind cooling refrigerator becomes increasingly popular, and its is automatic
Defrosting, refrigerating speed is fast, cold air is evenly distributed, temperature control precisely, the features such as be difficult taint of odour obtains the accreditation of users.It is existing
The general rear portion in inner bag of wind cooling refrigerator sets an air channel backboard, and the front of air channel backboard is storing compartment, air channel backboard
Rear is evaporator room.Also, multiple air outlets and multiple return air inlets are opened up on the backboard of air channel, can thus make evaporator
Indoor cold wind flows into storing compartment by multiple air outlets, indoor between storing to be carried out with storing after heat exchange again by multiple
Return air inlet flows back to evaporator room, and then realizes the circulation of air-flow.
However, this mode prevents to flow to the air-flow of storing compartment from flowing to completely before storing compartment from multiple air outlets
Portion, makes most of air-flow be flowed downward at the rear portion of storing compartment, then flows back to evaporator room from multiple return air inlets, circulates area
Very little so that the temperature of the cold skewness, the i.e. front and rear of storing compartment of whole storing compartment, is unfavorable for
Storage to food.In addition, this mode can make it that the air-flow for just having flow to storing compartment from multiple air outlets is colder, and downward
Gas flow temperature is of a relatively high after flowing and carrying out heat exchange with part storing, and then causes storing compartment in vertical temperature point
Cloth is uneven, is also unfavorable for the storage to food.
Also, the composition in the freezing air channel of existing wind cooling refrigerator is usually by front and rear air duct cover board and the wind of formation of foam
Road, blower fan etc. are constituted, and assembling is on air duct cover board.Because air channel backboard lighter in weight is not sufficiently stable, this mode causes
Blower fan drives backboard vibrations in air channel when rotating, so as to produce certain noise, is unfavorable for the Jing Yin of refrigerator, especially at night
When, certain influence is generated on the rest of user.In addition, on the basis of the structure of existing air channel backboard and blower fan, typically needing
Glass tube defrost heater strip is set under the vaporizers, and this mode cost is higher, and assembles complex, defrost effect one
As.
The content of the invention
In view of the above problems, it is proposed that the present invention so as to provide one kind solve the above problems or at least in part solve on
State the refrigerator of problem.
It is an object of the present invention to reduce the vibrations of blower fan in refrigerator, so as to reduce the noise of refrigerator.
Another object of the present invention is the cost of refrigerator to be reduced, and convenient installation.
A further object of the present invention be refrigerator to be improved storing between indoor air flow in the flow area of fore-and-aft direction, enter
And improve the uniformity of indoor temperature distribution between storing.
Another object of the present invention be refrigerator to be made storing between it is indoor realize comprehensive refrigeration, and then lift refrigeration
Effect.
Especially, the invention provides a kind of refrigerator, including inner bag, the refrigerator also includes：
Air channel backboard, is arranged in the inner bag, and the air channel backboard is limited positioned at the air channel with the inner bag
Storing compartment in front of backboard and the evaporator room positioned at the air channel backboard rear；The air channel backboard is offered for described
Cold wind in evaporator room flows into multiple first air outlets of the storing compartment；
Blower fan, is installed on the rear wall of the inner bag and flatly stretches to first air outlet, and the blower fan is configured to
The cold wind in the evaporator room is promoted to flow into the storing compartment via first air outlet；With
Return air cover plate, extends along the longitudinal direction, is arranged at interior between the storing, and the front portion of the return air cover plate has
At least one air inlet, the rear portion of the return air cover plate has at least one air outlet, the return air cover plate and the inner bag
Bottom wall formation connects at least one described air inlet and the return air channel of at least one air outlet；At least one described air-out
Mouth is connected with the evaporator room, so that fraction indoor between the storing flows into institute via air inlet at least one described
Return air channel is stated, then the evaporator room is flowed back to via air outlet at least one described.
Alternatively, the blower fan is extended in first air outlet.
Alternatively, the refrigerator also includes：Cowling panel, be arranged in front of first air outlet and with after the inner bag
Wall is parallel, so that the air-flow for blowing to the cowling panel is stopped by the cowling panel, institute is then flowed to around the cowling panel
State storing compartment.
Alternatively, the refrigerator also includes：Multiple mounting posts, each mounting post extends along the longitudinal direction, and each
The front end of the mounting post is connected with the rear surface of the corner of the cowling panel, the rear end of each mounting post and the wind
The preceding surface of road backboard is connected.
Alternatively, the refrigerator also includes：Cystosepiment, is posted by the rear surface of the air channel backboard, and the cystosepiment
The second air outlet matched with the first air outlet profiling is offered, for the cold wind in the evaporator room successively via institute
State the second air outlet and first air outlet flows into the storing compartment.
Alternatively, the blower fan includes：Support, its rear end has plate installation portion, and the installation portion is snugly installed
In the rear wall of the inner bag；Wind wheel, is rotatablely arranged at the front end of the support, and the pivot axis edge of the wind wheel is front and rear
Direction extends；The wind wheel is located in first air outlet and second air outlet.
Alternatively, at least one described air inlet is opened in the front portion of the return air cover plate.
Alternatively, the return air cover plate includes ceiling plate portion, and the front portion of the ceiling plate portion is provided with inlet section protruding upward,
The inlet section includes roof, two side walls, antetheca and rear wall, and the inlet section is in the projection in horizontal plane
It is trapezoidal；At least one described air inlet is opened on the inlet section.
Alternatively, at least one described air inlet includes the first air inlet, and first air inlet is opened in the air intake
On the antetheca in portion, and first air inlet is in strip and extends transversely；And at least one described air inlet is also including more
Individual second air inlet, multiple second air inlets are opened in the rear wall of the inlet section and horizontal arranged.
Alternatively, the quantity of the air outlet is one；The back edge of the ceiling plate portion and the bottom wall of the inner bag are formed
The air outlet, and the upper surface at the rear portion of the ceiling plate portion is resisted against the lower edge of the air channel backboard.
The refrigerator of the present invention flows into the first of storing compartment for the cold wind in evaporator room because air channel backboard is offered
Air outlet, and assembling in inner bag rear wall and flatly stretch to the first air outlet, the cold wind in evaporator room can be promoted to pass through
Storing compartment is flowed into by the first air outlet.That is, the present invention refrigerator by assembling on the rear wall of inner bag, in air channel
The corresponding position of backboard opens up the first air outlet so that the cold wind in evaporator room in the presence of blower fan via the first air outlet
Be blown into storing compartment, instead of it is existing directly by assembling air channel backboard mode, can effectively reduce refrigerator work
Shi Fengji vibrations, so as to reduce the noise of refrigerator.Also, this structure is easy to assembling, and cost is relatively low.Also, because
Refrigerator also includes return air cover plate, and the front portion of return air cover plate has at least one air inlet, and the rear portion of return air cover plate has at least one
Individual air outlet, the return air that return air cover plate connects at least one air inlet and at least one air outlet with the bottom wall formation of inner bag leads to
Road, and at least one air outlet connects with evaporator room, can make indoor fraction between storing via at least one air inlet
Return air channel is flowed into, then evaporator room is flowed back to via at least one air outlet.By setting return air cover plate, it can make between storing
The anterior air-flow in room is circulated with evaporator room, and then can avoid the temperature of indoor front and rear between storing, sharp
In the storage to food., can profit in addition, because the rear end of return air cover plate is close to air channel backboard so that return air cover plate is colder in itself
Storing is freezed from below with the cold of return air cover plate, and then comprehensive refrigeration is realized in interior between making the storing of refrigerator, and then
Lift refrigeration.
Further, because refrigerator also includes cowling panel, cowling panel be arranged in front of the first air outlet and with after inner bag
Wall is parallel, and the air-flow for blowing to cowling panel can be made to be rectified plate stop, storing compartment is then flowed to around cowling panel.The present invention
Refrigerator because be provided with cowling panel cold wind can be made equably to blow to storing compartment, improve storing compartment temperature it is consistent
Property, and cold wind can be avoided directly to blow to storing compartment, that is, avoid cold wind blow-through storing and influence the fresh-keeping of storing.
According to the accompanying drawings to the detailed description of the specific embodiment of the invention, those skilled in the art will be brighter
Above-mentioned and other purposes, the advantages and features of the present invention.
Brief description of the drawings
Some specific embodiments of the present invention are described in detail by way of example, and not by way of limitation with reference to the accompanying drawings hereinafter.
Identical reference denotes same or similar part or part in accompanying drawing.It should be appreciated by those skilled in the art that these
What accompanying drawing was not necessarily drawn to scale.In accompanying drawing：
Fig. 1 is the schematic local structural graph of refrigerator according to an embodiment of the invention；And
Fig. 2 is the show in schematic partial sections of refrigerator shown in Fig. 1.
Embodiment
Fig. 1 is the schematic local structural graph of refrigerator according to an embodiment of the invention.With reference to shown in Fig. 1 to Fig. 2, this
The embodiment of invention provides a kind of refrigerator, and it may include inner bag 100, and the refrigerator can be wind cooling refrigerator.Especially, refrigerator is also
It may include air channel backboard 200 and blower fan 500.Wherein, air channel backboard 200 may be disposed in inner bag 100, air channel backboard 200 with it is interior
Courage 100 limits the storing compartment 300 positioned at the front of air channel backboard 200 and the evaporator room positioned at the rear of air channel backboard 200
400, storing compartment 300 can be used in the storings such as storage food, evaporator room 400 installing evaporator, be that storing compartment 300 is provided
Cooling air-flow, it will be understood by those skilled in the art that the storing compartment 300 is generally the freezing compartment of refrigerator.Air channel backboard
200 can offer the first air outlet 210 that storing compartment 300 is flowed into for the cold wind in evaporator room 400, air channel backboard 200
Bottom can offer the airflow reflux for storing compartment 300 to multiple return air inlets of evaporator room 400.It can thus make
Cold wind in evaporator room 400 flows into storing compartment 300 by multiple air outlets, and heat is carried out with storing in storing compartment 300
Evaporator room 400 is flowed back to by multiple return air inlets again after exchange, and then realizes the circulation of air-flow.Blower fan 500 is mountable to inner bag
100 rear wall and flatly stretch to the first air outlet 210, and blower fan 500 be configured to promote cold wind in evaporator room 400 via
First air outlet 210 flows into storing compartment 300.That is, blower fan 500 is arranged on inner bag 100 by the refrigerator of the present embodiment
On rear wall, in air channel, the corresponding position relative with blower fan 500 of backboard 200 opens up the first air outlet 210, so that evaporator room
Cold wind in 400 is blown into storing compartment 300 in the presence of blower fan 500 via the first air outlet 210, instead of existing direct
Blower fan 500 is arranged on to the mode of air channel backboard 200, the vibrations of refrigerator operationally blower fan 500 can be effectively reduced, so as to reduce
The noise of refrigerator.Also, this structure is easy to assembling, and cost is relatively low.In addition, the structure of the present embodiment can save evaporator
The glass tube defrost heater strip of normal band down, instead of be common patch courage defrost heater strip, be not only simple in structure, be easily installed,
Also become apparent defrost effect.
Further, the refrigerator of the present embodiment may also include return air cover plate 600, and it extends along the longitudinal direction, be arranged at storage
In thing compartment 300, and the front portion of return air cover plate 600 can have at least one air inlet 610, and the rear portion of return air cover plate 600 can have
There is at least one air outlet 620, return air cover plate 600 and the bottom wall formation of inner bag 100 can connect at least one air inlet 610 and extremely
The return air channel 630 of a few air outlet 620.At least one air outlet 620 is connected with evaporator room 400, can make storing compartment
Fraction in 300 flows into return air channel 630 via at least one air inlet 610, then via at least one air outlet 620
Flow back to evaporator room 400.The fraction that the present embodiment can make storing compartment 300 anterior flows back to evaporation by return air channel 630
Device room 400, and then participate in the airflow circulating of evaporator room 400 and storing compartment 300, it is to avoid flow to storing from multiple air outlets
Back of the air-flow of compartment 300 along storing compartment 300 flows downward and to flow back to circulation area caused by evaporator room 400 small,
The problems such as front and rear air-flow is without interaction, makes the cold of whole storing compartment 300 more uniformly spread in the longitudinal direction, even if storing
The temperature of the front and rear of compartment 300 is tried one's best unanimously, beneficial to the storage to food.In addition, because the return air lid of the present embodiment
The rear end of plate 600 is close to air channel backboard 200 so that return air cover plate 600 itself is colder, using return air cover plate 600 cold from
Storing is freezed lower section, it is to avoid vertical Temperature Distribution is not caused by from the top down being flowed due to the air-flow in storing compartment 300
Uniformly, and then make to realize comprehensive refrigeration in the storing compartment 300 of refrigerator, and then lift refrigeration.
As shown in Fig. 2 in some embodiments of the invention, blower fan 500 can be extended in the first air outlet 210, i.e. blower fan
The rear wall of inner bag 100 is fixed in 500 rear end, and front end is extended in the first air outlet 210.The blower fan 500 of the present embodiment is appreciated that
To drive the cold wind in evaporator room 400 to flow into storing compartment 300 at the first air outlet 210, so compared to blower fan 500
The air turbulence in evaporator room 400 is not easily caused in the rear of the first air outlet 210.In some alternate embodiments, blower fan
500 front portion can be oppositely arranged positioned at the rear of the first air outlet 210, the i.e. air outlet 210 of blower fan 500 and first and leave a spacing
From.
With reference to shown in Fig. 1 and Fig. 2, in some embodiments of the invention, refrigerator may also include cowling panel 700.Cowling panel
700 may be disposed at the front of the first air outlet 210 and parallel with the rear wall of inner bag 100, so that the air-flow for blowing to cowling panel 700 is whole
Stream plate 700 stops, storing compartment 300 is then flowed to around cowling panel 700.The refrigerator of the present embodiment is because be provided with rectification
Plate 700 can avoid directly blowing to storing compartment 300 from the cold wind that the first air outlet 210 flows out, because food is easy to by blow-through
Lose moisture, the present embodiment can make storing try one's best holding it is fresh.Also, cowling panel 700 can also make cold wind along cowling panel 700
Surrounding equably blows to storing compartment 300, improves the uniformity of the temperature of storing compartment 300, and then improves refrigeration
And preservation quality.In some embodiments, cowling panel 700 can be square, and the other shapes such as circle are alternatively certainly.First send
Air port 210 can be rounded, and projection of the cowling panel 700 in the plane perpendicular to fore-and-aft direction covers the first air outlet 210, i.e., whole
The cold wind that stream plate 700 should prevent to blow out from the first air outlet 210 completely in fore-and-aft direction, can so lift the whole of cowling panel 700
Flow effect.In other embodiments, refrigerator may also include multiple mounting posts 800.Each mounting post 800 can be along the longitudinal direction
Extension, and each the front end of mounting post 800 is connected with the rear surface of the corner of cowling panel 700, the rear end of each mounting post 800
It is connected with the preceding surface of air channel backboard 200.Preferably, the quantity of mounting post 800 is four, respectively positioned at square cowling panel
700 four corners.Also, four mounting posts 800 can be flexible, with the damping effect when cold wind blows to cowling panel 700
Good, noise is small.
, in certain embodiments of the present invention, can be in cowling panel 700 in order to lift the rectification effect of cowling panel 700
Afterwards surface set it is a plurality of entreat therefrom to the fin extended around, can limit a runner between each two fin, so may be used
Make the cold wind for being rectified the stop of plate 700 try one's best to flow to the surrounding of cowling panel 700 according to the direction of different runners, can avoid as far as possible
The disorder of cold wind flowing.
In some embodiments of the invention, the first air outlet 210 can be opened in the top of air channel backboard 200, the air channel back of the body
The bottom of plate 200 opens up at least one return air inlet, and evaporator may be disposed at the bottom of evaporator room 400 and positioned at blower fan 500
Lower section.The air-flow that the present embodiment realizes the bottom of evaporator room 400 is flowed up after being cooled down by evaporator, in blower fan
Storing compartment 300 is flowed to via the first air outlet 210 in the presence of 500, the air-flow of storing compartment 300 is again via at least one time
Air port is flow back at the evaporator of evaporator room 400, realizes the circulation of air-flow.In certain embodiments, the first air outlet 210 with
The distance of the roof of inner bag 100 can be its 1/3 to 1/2 with the distance of the bottom wall of inner bag 100, and the diameter of the first air outlet 210 can
For the 1/5 to 1/3 of the height of air channel backboard 200.In further embodiments, the quantity of return air inlet can be multiple.As shown in Fig. 2
Such as multiple return air inlets are located at the bottom of air channel backboard 200, and can open up as two horizontal rows.In some embodiments, wind
Road backboard 200 can have the baffle plate that at least one return air inlet is extended back and then extend downwardly and blocked from surface thereafter, gear
Plate can avoid flowing rapidly upward from the relatively thermal current that return air inlet flow back into evaporator room 400, and make the air-flow in the work of baffle plate
With downstream to below evaporator, and then can fully it be exchanged heat with evaporator.
In some embodiments of the invention, refrigerator may also include cystosepiment 900.Cystosepiment 900 can be posted by the air channel back of the body
The rear surface of plate 200, and cystosepiment 900 can offer the second air outlet 910 matched with the profiling of the first air outlet 210, be used for
Cold wind in evaporator room 400 flows into storing compartment 300 via the second air outlet 910 and the first air outlet 210 successively.This implementation
The cystosepiment 900 of example can completely cut off the heat transfer of evaporator room 400 and storing compartment 300 as far as possible, and beneficial to the firm of air channel backboard 200
Property.In some embodiments, cystosepiment 900 can be convex with the arc extended back from the top edge of the second air outlet 910
Rise, for stopping that the air-flow for flowing to blower fan 500 from the lower section of blower fan 500 is flowed up, that is, avoid flowing to blower fan from the lower section of blower fan 500
500 cold wind flows up and all blows to storing compartment 300 by the first air outlet 210 as far as possible, can avoid evaporator as far as possible
The disorder of the interior air-flow of room 400, is conducive to airflow circulating.Certainly, arc convex can also be carried on the back according to specific air flow direction and air channel
The structure of plate 200 is specifically set.
In some embodiments of the invention, blower fan 500 may include support 510 and wind wheel 520.The rear end of support 510 can
With plate installation portion, installation portion can snugly be installed on the rear wall of inner bag 100.Specifically, support 510 may include prismatic table shape
Supporting part and the vertically extending installing plate of periphery from supporting part, installing plate can be rigidly fixed in inner bag 100 by screw
On rear wall.Wind wheel 520 is rotatablely arranged at the front end of support 510, the i.e. front end installed in supporting part, and the pivot of wind wheel 520
Shaft axis extend along the longitudinal direction.Wind wheel 520 can be located in the first air outlet 210 and the second air outlet 910.In some embodiments
In, refrigerator may also include beam, and it can be made up of elastomeric material, for example elastomeric material, and it may be disposed at the installation of support 510
Between the rear wall of portion and inner bag 100, for mitigating the vibrations of inner bag 100 when blower fan 500 is rotated, and then it can further reduce and make an uproar
Sound.
As shown in Fig. 2 in some embodiments of the invention, refrigerator may also include evaporator, the first heater strip and second
Heater strip.Wherein, evaporator may be disposed in evaporator room 400, for providing cold for storing compartment 300.First heater strip
It may be disposed in evaporator room 400 and positioned at the front of evaporator, for melting the frost on evaporator, and the first heater strip can
In many folding shapes, in the same plane of fore-and-aft direction.Second heater strip may be disposed at the upper of the bottom wall of inner bag 100
Side, for melting the frost around the discharge outlet that the bottom wall of inner bag 100 is opened up, and the second heater strip can also be surrounded in many folding shapes
Around discharge outlet.Also, the first heater strip and the second heater strip include heating core and are wrapped in the protection of heating core periphery
Set, protective jacket can be used for avoiding the frost on evaporator or around discharge outlet to soak heating core after melting and produce potential safety hazard.
The refrigerator of the present embodiment it is extra without setting prevent heating core by the equipment of defrost water-soaked, i.e., with protective jacket parcel heating core
Mode instead of the original suspension of side under the vaporizers glass tube heating core or steel pipe heating core, and need to add in glass tube
The top of hot core or steel pipe heating core sets water fender, greatly simplifies frost-removal structure, convenient to install, and reduces cost,
Simultaneously because the first heater strip is closer to evaporator, defrost effect can be effectively lifted.
Further, the defrost mode of the glass tube heating core of original suspension of side under the vaporizers or steel pipe heating core
Special frost-removal structure is typically set not at the discharge outlet of the upper surface of inner bag 100, because discharge outlet needs draining, glass
Pipe heating core or steel pipe heating core should have certain distance with discharge outlet, in order to which defrosting water is discharged.Though however, this structure
So do not interfere with defrosting water discharge, but be due to glass tube heating core or steel pipe heating core apart from discharge outlet farther out, it is impossible to have
Effect melts the frost near the upper surface especially discharge outlet of inner bag 100.The present embodiment is changing the base of original frost-removal structure
On plinth, the second heater strip is provided with addition in the upper surface of inner bag 100, to inner bag 100 while can be to evaporator progress defrost
Defrost is carried out at bottom wall upper surface especially discharge outlet, defrost effect is improved.
As shown in Fig. 2 in some embodiments of the invention, at least one air inlet 610 can be opened in return air cover plate 600
Front portion.In some embodiments, the quantity of air inlet 610 can be one, and it can be in strip, and extend transversely.
In other embodiments, the quantity of air inlet 610 can be multiple, and it can be horizontal arranged.In some alternate embodiments, enter
The quantity in air port 610 can be one, and it can be formed by the leading edge and the bottom wall of inner bag 100 of return air cover plate 600.
As shown in Fig. 2 in some embodiments of the invention, return air cover plate 600 may include ceiling plate portion 640 and inlet section
650, ceiling plate portion 640 limits return air channel 630 along horizontal-extending for the bottom wall with inner bag 100, and inlet section 650 is used for gas
Stream enters return air channel 630.Wherein, the front portion of ceiling plate portion 640 is settable inlet section 650 protruding upward, and inlet section 650 can
Including roof, two side walls, antetheca and rear wall, and inlet section 650 is trapezoidal in the projection in horizontal plane.Also
It is to say, roof extends along the horizontal plane, two side walls are vertically extending, antetheca and rear wall tilt extension, and antetheca and rear wall respectively
Top distance be less than its bottom distance.At least one air inlet 610 can be opened on inlet section 650.The present embodiment exists
Inlet section 650 opens up air inlet 610, can make the air-flow of air inlet 610 and storing compartment 300 and have more large access area, and then
The anterior air-flow of storing compartment 300 is set more easily to flow into return air channel 630 by air inlet 610, meanwhile, can be air inlet
610 mode that opens up provides more more options.In some embodiments, at least one air inlet 610 may include the first air intake
Mouthfuls 611, the first air inlet 611 can be opened on the antetheca of inlet section 650, and the first air inlet 611 can be in strip and along horizontal stroke
To extension.In other embodiments, at least one air inlet 610 may also include multiple second air inlets 612, multiple second
Air inlet 612 can be opened in the rear wall of inlet section 650 and horizontal arranged.
In some embodiments of the invention, the leading edge of the bottom wall of the leading edge of return air cover plate 600 and inner bag 100 away from
From the leading edge and 1/4 to 3/4, preferably 1/2 with a distance from air channel backboard 200 that can be return air cover plate 600.By setting return air
The position of the leading edge of cover plate 600, it may be determined that the position of at least one air inlet 610.If the leading edge mistake of return air cover plate 600
In forward, at least one air inlet 610 can be made to be in storing compartment 300 anterior, it is impossible to make the air-flow at the middle part of storing compartment 300
Flow into return air channel 630.If the leading edge of return air cover plate 600 excessively rearward, is unfavorable for the anterior air-flow of storing compartment 300
Circulation.The air-flow that the present embodiment can make storing compartment 300 anterior on to greatest extent is flowed into back via at least one air inlet 610
Wind passage 630, improves the cycle efficieny of the anterior air-flow of storing compartment 300.
In some embodiments of the invention, the quantity of air outlet 620 can be one, and the back edge of ceiling plate portion 640 can be with
The bottom wall formation air outlet 620 of inner bag 100, and the upper surface at the rear portion of ceiling plate portion 640 is resisted against the following of air channel backboard 200
Edge.The present embodiment can need not set or open up other air outlet 620 in ceiling plate portion 640, can be easy to manufacture and install, make simultaneously
Air-flow in return air channel 630 directly flows back to evaporator room 400 when flowing out at least one air outlet 620, improves cycle efficieny.
In some embodiments of the invention, the bottom wall of the inner bag 100 in storing compartment 300 can have depressed part, return air
Cover plate 600 is arranged at the top of depressed part, and return air cover plate 600 ceiling plate portion 640 can be with the bottom wall of inner bag 100 remainder
Concordantly.That is, being return air channel 630 in depressed part, return air channel 630 is set to take the storing of storing compartment 300
Space, improves space availability ratio, and the inner bag 100 of storing compartment 300 can be made to keep smooth in appearance, improves attractive in appearance
Property.In some embodiments, the depth (i.e. the vertical thickness of return air channel 630) of depressed part can for 2cm to 10cm, be preferably
6cm, can avoid making its interior gas accumulation excessively be unfavorable for air current flow because return air channel 630 is blocked up, and then influence air-flow to follow
Ring efficiency, can also be avoided because return air channel 630 is excessively thin to make that gas is difficult to enter or its interior flow is too small, influence circulation effect
Rate.
So far, although those skilled in the art will appreciate that detailed herein have shown and described multiple showing for the present invention
Example property embodiment, still, still can be direct according to present disclosure without departing from the spirit and scope of the present invention
It is determined that or deriving many other variations or modifications for meeting the principle of the invention.Therefore, the scope of the present invention is understood that and recognized
It is set to and covers other all these variations or modifications.
Claims (10)
1. a kind of refrigerator, including inner bag, it is characterised in that the refrigerator also includes：
Air channel backboard, is arranged in the inner bag, and the air channel backboard is limited positioned at the air channel backboard with the inner bag
The storing compartment in front and the evaporator room positioned at the air channel backboard rear；The air channel backboard is offered for the evaporation
Cold wind in device room flows into multiple first air outlets of the storing compartment；
Blower fan, is installed on the rear wall of the inner bag and flatly stretches to first air outlet, and the blower fan is configured to promote
Cold wind in the evaporator room flows into the storing compartment via first air outlet；With
Return air cover plate, extends along the longitudinal direction, is arranged at interior between the storing, and the front portion of the return air cover plate has at least
One air inlet, the rear portion of the return air cover plate has at least one air outlet, the bottom wall of the return air cover plate and the inner bag
Form the return air channel for connecting at least one described air inlet and at least one air outlet；At least one described air outlet with
Evaporator room's connection, so that fraction indoor between the storing flows into described return via air inlet at least one described
Wind passage, then flows back to the evaporator room via air outlet at least one described.
2. refrigerator according to claim 1, it is characterised in that
The blower fan is extended in first air outlet.
3. refrigerator according to claim 2, it is characterised in that the refrigerator also includes：
Cowling panel, is arranged at the first air outlet front and parallel with the rear wall of the inner bag, so as to blow to the cowling panel
Air-flow stopped by the cowling panel, the storing compartment is then flowed to around the cowling panel.
4. refrigerator according to claim 3, it is characterised in that the refrigerator also includes：
Multiple mounting posts, each mounting post extends along the longitudinal direction, and front end and the rectification of each mounting post
The rear surface of the corner of plate is connected, and the rear end of each mounting post is connected with the preceding surface of the air channel backboard.
5. refrigerator according to claim 4, it is characterised in that the refrigerator also includes：
Cystosepiment, is posted by the rear surface of the air channel backboard, and the cystosepiment is offered and the first air outlet profiling
The second air outlet matched, for the cold wind in the evaporator room successively via second air outlet and first air-supply
Mouth flows into the storing compartment.
6. refrigerator according to claim 5, it is characterised in that the blower fan includes：
Support, its rear end has plate installation portion, and the installation portion is snugly installed on the rear wall of the inner bag；
Wind wheel, is rotatablely arranged at the front end of the support, and the pivot axis of the wind wheel extends along the longitudinal direction；It is described
Wind wheel is located in first air outlet and second air outlet.
7. refrigerator according to claim 1, it is characterised in that
At least one described air inlet is opened in the front portion of the return air cover plate.
8. refrigerator according to claim 7, it is characterised in that
The return air cover plate includes ceiling plate portion, and the front portion of the ceiling plate portion is provided with inlet section protruding upward, the inlet section
Including roof, two side walls, antetheca and rear wall, and the inlet section is trapezoidal in the projection in horizontal plane；
At least one described air inlet is opened on the inlet section.
9. refrigerator according to claim 8, it is characterised in that
At least one described air inlet includes the first air inlet, and first air inlet is opened on the antetheca of the inlet section,
And first air inlet is in strip and extends transversely；And
At least one described air inlet also includes multiple second air inlets, and multiple second air inlets are opened in the inlet section
Rear wall and horizontal arranged.
10. refrigerator according to claim 9, it is characterised in that
The quantity of the air outlet is one；
The back edge of the ceiling plate portion and the bottom wall of the inner bag form the air outlet, and the upper table at the rear portion of the ceiling plate portion
Face is resisted against the lower edge of the air channel backboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710272554.0A CN107202465B (en) | 2017-04-24 | 2017-04-24 | Refrigerator with a door |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710272554.0A CN107202465B (en) | 2017-04-24 | 2017-04-24 | Refrigerator with a door |
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| CN107202465A true CN107202465A (en) | 2017-09-26 |
| CN107202465B CN107202465B (en) | 2020-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710272554.0A Active CN107202465B (en) | 2017-04-24 | 2017-04-24 | Refrigerator with a door |
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| CN108278823A (en) * | 2017-12-22 | 2018-07-13 | 青岛海尔股份有限公司 | Refrigerator |
| CN108613452A (en) * | 2017-12-29 | 2018-10-02 | 青岛海尔特种电冰柜有限公司 | Air cooling refrigeration equipment and its control method |
| CN110057155A (en) * | 2019-05-10 | 2019-07-26 | 青岛海尔电冰箱有限公司 | Manufacturing method for the modular universal air supply device of refrigerator, refrigerator and refrigerator |
| CN113494811A (en) * | 2020-04-03 | 2021-10-12 | 青岛海尔电冰箱有限公司 | Refrigerator and control method thereof |
| CN115435540A (en) * | 2021-06-03 | 2022-12-06 | 合肥美的电冰箱有限公司 | Box inner container, box frame and refrigerator |
| WO2023186022A1 (en) * | 2022-03-31 | 2023-10-05 | 青岛海尔电冰箱有限公司 | Refrigerator |
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| CN107202465B (en) | 2020-06-23 |
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Address after: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee after: Haier Smart Home 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: 20200921 Address after: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee after: QINGDAO HAIER REFRIGERATOR Co.,Ltd. Patentee after: Haier Smart Home Co., Ltd. Address before: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee before: Haier Smart Home Co., Ltd. |
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| TR01 | Transfer of patent right |