CN106403442A - Refrigerator and defrosting method thereof - Google Patents
Refrigerator and defrosting method thereof Download PDFInfo
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- CN106403442A CN106403442A CN201510468389.7A CN201510468389A CN106403442A CN 106403442 A CN106403442 A CN 106403442A CN 201510468389 A CN201510468389 A CN 201510468389A CN 106403442 A CN106403442 A CN 106403442A
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- refrigerator
- vaporizer
- cold
- storing
- semiconductor refrigerating
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Abstract
The invention relates to a refrigerator and a defrosting method thereof. Specifically, the refrigerator comprises a refrigerator body, an evaporator and a semiconductor refrigeration assembly provided with a cold end and a hot end, wherein at least one storage chamber is defined in the refrigerator body. The evaporator is arranged to exchange heat with air flowing through the evaporator so as to provide cooling airflow for the storage chambers. At least a part of the cold end of the semiconductor refrigeration assembly is in hot connection with one or more storage chambers to deliver cold flow of the cold end to the storage chambers, and the hot end of the semiconductor refrigeration assembly is in hot connection with the evaporator to deliver hot flow of the hot end to the evaporator. The invention further provides the defrosting method of the refrigerator. The defrosting method comprises the steps that a defrosting signal is generated according to the working condition parameters of the refrigerator; the semiconductor refrigeration assembly is started to enable the cold end and the hot end to separately generate the cold flow and the hot flow; and the cold flow of the cold end is delivered to one or more storage chambers to restrain the temperature fluctuation of the storage chambers, and the hot flow of the hot end is delivered to the evaporator to conduct defrosting operation on the evaporator.
Description
Technical field
The present invention relates to freezing and refrigeration technology, more particularly to a kind of refrigerator and its Defrost method.
Background technology
After existing refrigerator (particularly wind cooling refrigerator) runs a period of time, can frosting on vaporizer.Work as knot
When frost amount reaches to a certain degree, the compressor stopping refrigerator being needed vaporizer is defrosted.Current ice
Case mainly carries out heating defrosting using electrical heating wire to vaporizer, due to by compressor shutdown and electrical heating wire
The impact of this two factors of generating heat, between the storing of refrigerator, indoor temperature can produce fluctuation.And, when compression
The workload that machine is again started up needing when the storing compartment of refrigerator is freezed becomes big.It can be seen that, existing skill
Using heater strip, vaporizer defrosting not only can be increased in art with the energy consumption of refrigerator, but also can be indoor between storing
Food preserve unfavorable.
In order to solve above-mentioned technical problem, reduced by placement cold storage box indoor between storing in prior art
Temperature fluctuation during vaporizer defrosting for the storing compartment.However, cold storage box occupies effective storing of refrigerator
Agent for storage of coldness in space, and cold storage box is after vaporizer defrosting it is still necessary to compressor provides cold to be lowered the temperature
The total energy consumption of Chu Leng, therefore refrigerator does not have reduction.
Content of the invention
One purpose of first aspect present invention is intended to overcome at least one defect of prior art, provides one kind
Refrigerator, its heat being produced by hot junction and the cold end of semiconductor refrigerating assembly and the cold steaming to refrigerator respectively
Send out device and carry out the temperature fluctuation of storing compartment that defrosts, suppresses, thus being not take up or excessively do not take the storage of refrigerator
Object space, reduce the total energy consumption of defroster.
Another purpose of first aspect present invention is to improve hot junction and the cold end generation of semiconductor refrigerating assembly
Heat and cold utilization rate.
Another purpose of first aspect present invention is to improve the work efficiency of semiconductor refrigerating assembly.
The purpose of second aspect present invention is to provide a kind of Defrost method of refrigerator.
According to the first aspect of the invention, the invention provides a kind of refrigerator, including：
Casing, defines at least one storing compartment in it；
Vaporizer, is configured to and flows through its gas and carry out heat exchange, thinks that at least one storing compartment described carries
For cooling air-flow；With
There is the semiconductor refrigerating assembly in cold end and hot junction, in described cold end and at least one storing compartment described
One or more storing compartment thermally coupleds, the cold of described cold end is transferred to one or more of storages
Thing compartment, described hot junction and described vaporizer thermally coupled, by the heat transfer in described hot junction to described evaporation
Device.
Alternatively, described semiconductor refrigerating assembly includes：
Semiconductor chilling plate, it has the refrigeration surface of automatically controlled alternating temperature and heats surface；
Form the cool guiding block of the cold end of described semiconductor refrigerating assembly, its refrigeration with described semiconductor chilling plate
Surface thermally coupled, with by described cool guiding block by the cold that described refrigeration surface produces be transferred to one or
Multiple storing compartments；With
Form the radiator in the hot junction of described semiconductor refrigerating assembly, it is heated with described semiconductor chilling plate
Surface thermally coupled, to heat, by described, the heat transfer extremely described evaporation that surface produces by described radiator
Device.
Alternatively, it is further defined with least one evaporator room in described casing, in each described evaporator room all
It is provided with described vaporizer and at least part of described semiconductor refrigerating assembly.
Alternatively, at least one storing compartment described includes freezing compartment, at least one evaporator room described bag
Include an evaporator room after described freezing compartment, described evaporator room and described freezing compartment pass through
Dividing plate separates.
Alternatively, described cool guiding block is arranged in described evaporator room, described cool guiding block back to described refrigeration
The end face on surface is attached on described dividing plate, and heat insulating member and described vaporizer are passed through in the side of described cool guiding block
Room separates.
Alternatively, described cool guiding block is located in described freezing compartment, so that described cool guiding block is back to described refrigeration
The side of the end face on surface and described cool guiding block is exposed in described freezing compartment.
Alternatively, at least one storing compartment described includes multiple storing compartments, at least one vaporizer described
Room includes corresponding, with the plurality of storing compartment, the multiple evaporator room connecting.
Alternatively, described radiator has multiple radiating fins extending towards described vaporizer, with by institute
State radiating fin and transfer heat to described vaporizer.
According to the second aspect of the invention, the present invention also provides a kind of Defrost method of refrigerator, described refrigerator tool
There is the defrosting mode of operation for being defrosted to its vaporizer and for carrying to the storing compartment of described refrigerator
For the refrigeration work pattern of cooling air-flow, described Defrost method includes：
Generated according to the working status parameter of described refrigerator and for instruction, the vaporizer of described refrigerator is removed
The defrosting signal of frost, so that described refrigerator enters defrosting mode of operation；
Start the semiconductor refrigerating assembly of described refrigerator, so that the cold end of described semiconductor refrigerating assembly and hot junction is divided
Do not produce corresponding cold and heat；With
The cold of described cold end is transferred to one or more storing compartments of described refrigerator, to suppress described one
Indoor temperature fluctuation between individual or multiple storing, and by the heat transfer in described hot junction to described vaporizer, with
Described vaporizer is carried out with defrosting operation.
Alternatively, the working status parameter of described refrigerator includes the compressor of described refrigerator from last defrosting knot
The temperature of refrigeration working medium in the duration of continuous service after bundle, described vaporizer or the storing compartment of described refrigerator
One or more of interior temperature.
Alternatively, described Defrost method also includes：
When the time that described vaporizer is defrosted reaching predetermined duration, make described semiconductor refrigerating group
Part is out of service, is operated with terminating the defrosting to described vaporizer, and starts the compressor of described refrigerator, with
Described refrigerator is made to enter its refrigeration work pattern.
In the refrigerator of the present invention and its Defrost method, because refrigerator has semiconductor refrigerating assembly, and quasiconductor
The heat in the hot junction of cooling assembly can be transferred to the vaporizer of refrigerator, the cold of the cold end of semiconductor refrigerating assembly
The storing compartment of refrigerator can be transferred to, therefore can be utilized the heat in hot junction vaporizer to be carried out defrosting, may be used simultaneously
Suppress temperature fluctuation during vaporizer defrosting for the storing compartment using the cold of cold end.Due at least partly partly
Conductor cooling assembly is arranged in the evaporator room of refrigerator, thus without the storing taking or seldom taking refrigerator
Space.The energy in semiconductor refrigerating assembly cold end and hot junction can effectively utilize, and can reduce to vaporizer
The power of the heater strip being heated or save heater strip, thus reducing total energy consumption during defroster.
Further, in the refrigerator of the present invention and its Defrost method, because semiconductor refrigerating assembly includes partly leading
Body cooling piece and the refrigeration hot linked cool guiding block in surface of semiconductor chilling plate and the system with semiconductor chilling plate
The cold that the refrigeration surface of the hot linked radiator of hot surface, therefore semiconductor chilling plate produces can be by leading
The cold piece of storing compartment being transferred to refrigerator, the heat heating surface generation of semiconductor chilling plate can pass through to dissipate
Hot device is transferred to vaporizer, to reduce the loss in energy transfer process, improves the energy of semiconductor refrigerating assembly
Amount transmission efficiency, and then improve the cold end of semiconductor refrigerating assembly and the utilization rate of the energy in hot junction.
Further, in the refrigerator and its Defrost method of the present invention, due to forming semiconductor refrigerating assembly heat
End radiator be located at evaporator room in, the temperature of evaporator room is relatively low, therefore can improve radiator to
The efficiency of vaporizer radiating, thus improve the work efficiency of semiconductor refrigerating assembly.
According to the detailed description to the specific embodiment of the invention below in conjunction with accompanying drawing, those skilled in the art will
More understand above-mentioned and other purposes, the advantages and features of the present invention.
Brief description
Describe in detail by way of example, and not by way of limitation with reference to the accompanying drawings hereinafter the present invention some are concrete
Embodiment.In accompanying drawing, identical reference denotes same or similar part or part.Art technology
Personnel are it should be understood that what these accompanying drawings were not necessarily drawn to scale.In accompanying drawing：
Fig. 1 is the schematic diagram of refrigerator according to an embodiment of the invention；
Fig. 2 is the schematic structure exploded view of semiconductor refrigerating assembly according to an embodiment of the invention；
Fig. 3 is the indicative flowchart of the Defrost method of refrigerator according to an embodiment of the invention；
Fig. 4 is the indicative flowchart of the Defrost method of refrigerator in accordance with another embodiment of the present invention.
Specific embodiment
Fig. 1 is the schematic diagram of refrigerator according to an embodiment of the invention, refrigerator 1 include casing 10,
Vaporizer 20 and the semiconductor refrigerating assembly 30 with cold end and hot junction.At least one is defined in casing 10
Storing compartment.Vaporizer 20 is configured to and flows through its gas carry out heat exchange, thinks between at least one storing
Room provides cooling air-flow.One of the cold end of semiconductor refrigerating assembly 30 and at least one storing compartment or
Multiple storing compartment thermally coupleds, the cold of this cold end is transferred to one or more storing compartments, quasiconductor
The hot junction of cooling assembly 30 and vaporizer 20 thermally coupled, by the heat transfer in this hot junction to vaporizer 20.
Because the refrigerator 1 of the present invention has semiconductor refrigerating assembly 30, and the heat of semiconductor refrigerating assembly 30
The heat at end can be transferred to the vaporizer 20 of refrigerator 1, and the cold of the cold end of semiconductor refrigerating assembly 30 can pass
It is handed to the storing compartment of refrigerator 1, therefore can be utilized the heat in hot junction vaporizer 20 to be carried out defrost, simultaneously
The cold of available cold end suppresses temperature fluctuation during vaporizer 20 defrosting for the storing compartment.Quasiconductor system
The energy in cold assembly 30 cold end and hot junction can effectively utilize, and can reduce and vaporizer 20 is heated
The power of heater strip or save heater strip, thus reduce refrigerator 1 defrosting when total energy consumption.That is,
In some embodiments of the invention, vaporizer 20 can not need single heater strip that it is defrosted.
Fig. 2 is the schematic structure exploded view of semiconductor refrigerating assembly according to an embodiment of the invention.Ginseng
See Fig. 1 and Fig. 2, semiconductor refrigerating assembly 30 may include semiconductor chilling plate 31, forms semiconductor refrigerating
The radiator 33 in the hot junction of the cool guiding block 32 of the cold end of assembly 30 and formation semiconductor refrigerating assembly 30.
Specifically, semiconductor chilling plate 31 may include one piece of N-type semiconductor material and one piece of P-type semiconductor
Material, this N-type semiconductor material and p-type semiconductor material are connected into galvanic couple pair.When for semiconductor chilling plate
After 31 are passed through DC current, just can produce the transfer of energy.Electric current flows to p-type by N-type semiconductor material
Semi-conducting material simultaneously absorbs heat and becomes the cold end of galvanic couple pair, and this cold end is the system of semiconductor chilling plate 31
Cold surface 31a；Electric current is flowed to N-type semiconductor material and discharged heat and become galvanic couple by p-type semiconductor material
To hot junction, this hot junction be semiconductor chilling plate 31 heat surface 31b.This heats surface 31b release
Heat be equal to refrigeration surface 31a absorb heat and be passed through semiconductor chilling plate 31 electric energy summation,
The heat heating surface 31b release can be completely used for vaporizer 20 is defrosted, and does not result in energy
Waste, and the effect defrosting is than merely with heater defrost more energy-conservation.
Cool guiding block 32 and the refrigeration surface 31a thermally coupled of semiconductor chilling plate 31, with by cool guiding block 32
The cold that refrigeration surface 31a is produced is transferred to one or more storing compartments.Radiator 33 and quasiconductor
Cooling piece 31 heat surface 31b thermally coupled, with by radiator 33 will heat surface 31b generation heat
Amount is transferred to vaporizer 20.Thus, the cold that the refrigeration surface 31a of semiconductor chilling plate 31 produces can
It is transferred to the storing compartment of refrigerator 1 by cool guiding block 32, the surface 31b that heats of semiconductor chilling plate 31 produces
Raw heat can be transferred to vaporizer 20 by radiator 33, thus decreasing in energy transfer process
Loss, improves the energy transfer efficiency of semiconductor refrigerating assembly 30, and then improves semiconductor refrigerating group
The utilization rate of the energy in the cold end of part 30 and hot junction.
In some embodiments of the invention, it is further defined with least one evaporator room in casing 10, each
Evaporator room is provided with vaporizer 20 and at least part of semiconductor refrigerating assembly 30.That is, each
The all corresponding vaporizer of evaporator room and a semiconductor refrigerating assembly, this vaporizer is located at evaporator room
Interior, at least a portion of this semiconductor refrigerating assembly 30 is located in evaporator room.
That is, in certain embodiments of the present invention, semiconductor refrigerating assembly 30 can be completely or complete
Portion ground is located in its corresponding evaporator room.In other embodiments of the present invention, part semiconductor system
Cold assembly 30 is located in its corresponding evaporator room, remainder semiconductor refrigerating assembly 30 positioned at one or
Indoor between multiple storings.The hot junction of such as semiconductor refrigerating assembly 30 can be located in evaporator room, and cold end can
Indoor positioned between one or more storings.Because at least part of semiconductor refrigerating assembly 30 is arranged on refrigerator 1
Evaporator room in, thus without taking or few storage space taking refrigerator.Further, vaporizer
20 can be the vaporizer on ordinary meaning or other kinds of heat-exchanger rig.
Further, at least one storing compartment may include freezing compartment 12, and at least one evaporator room includes
An evaporator room 11 after freezing compartment 12, evaporator room 11 and freezing compartment 12 pass through every
Plate 13 separates.In present invention others embodiment, at least one storing compartment may also include refrigerator
Room, refrigerator room is located above freezing compartment 12.That is, when refrigerator normally uses, freezing
It is disposed adjacent before and after compartment 12 and evaporator room 11, the neighbouring setting of refrigerator room and freezing compartment 12.
In some embodiments of the invention, in some embodiments of the invention, semiconductor refrigerating assembly 30
In evaporator room 11, and the cold end of semiconductor refrigerating assembly 30 is towards one or more storages of refrigerator 1
Thing compartment, the hot junction of semiconductor refrigerating assembly 30 is towards vaporizer 20.Thus, the cold of cold end can be easy to
It is transferred to storing compartment, between suppression storing, indoor temperature rises, the heat transfer also allowing for hot junction is to evaporation
Device 20, thus defrost to vaporizer 20.
Specifically, cool guiding block 32 be arranged in evaporator room 11 and cool guiding block 32 back to quasiconductor system
The end face of cold 31 refrigeration surface 31a is attached on dividing plate 13, so that refrigeration surface 31a passes through cool guiding block
32 and dividing plate 13 and freezing compartment 12 thermally coupled, thus the cold that refrigeration surface 31a is produced passes sequentially through
Cool guiding block 32 and dividing plate 13 are transferred to freezing compartment 12.The side of cool guiding block 32 pass through heat insulating member 34 with
Evaporator room 11 separates, and is distributed to evaporator room 11 with the cold avoiding cool guiding block 32, and impact is to steaming
Send out the defrosting of device 20.The side of cool guiding block 32 be its except towards semiconductor chilling plate 31 end face and
Other surfaces back to outside the end face of semiconductor chilling plate 31.Form dissipating of semiconductor refrigerating assembly hot junction
Hot device 33 also is located in evaporator room 11, and the temperature of evaporator room 11 is relatively low, therefore can improve scattered
The efficiency that hot device 33 radiates to vaporizer 20, thus improve the work efficiency of semiconductor refrigerating assembly 30.
In order that the cold on cool guiding block 32 is more efficiently transferred to storing compartment, in the present invention, other are real
Apply in mode, cool guiding block 32 can be located in freezing compartment 12 so that cool guiding block 32 back to refrigeration surface 31a
End face and the side of cool guiding block 32 be exposed in freezing compartment 12, to reduce the bang path of cold, carry
Its transmission efficiency high, thus temperature during vaporizer 20 defrosting for the freezing-inhibiting compartment 12 rises effectively.
It will be understood by those skilled in the art that in present invention others embodiment, at least one storing compartment
May also include multiple storing compartment with different function of containing articles such as alternating temperature compartment, ice-making compartment.Semiconductor refrigerating
The cool guiding block 32 of assembly 30 can simultaneously with one or more of storing compartment thermally coupleds, with simultaneously to this
One or more storing compartments provide cold, suppress its temperature fluctuation during vaporizer 20 defrosting.
In other embodiments of the present invention, at least one storing compartment may include multiple storing compartments, extremely
A few evaporator room may include and corresponds, with multiple storing compartments, the multiple evaporator room connecting.Namely
Say, for the refrigerator of many storings compartment, each storing compartment all has a vaporizer to provide cooling for it
Air-flow, that is, all corresponding evaporator room of each storing compartment, accommodates promising corresponding storing in evaporator room
Compartment provides the vaporizer of cooling air-flow.
It will be understood by those skilled in the art that the transfer principle of heat and cold is roughly the same, therefore conduction cooling
Block 32 and radiator 33 can be the good material of heat conductivility and make.Cool guiding block 32 can be in block, piece
Shape or other shapes, its installed surface is covered on refrigeration surface 31a, back to the end of semiconductor chilling plate 31
Face, that is, the end face deviating from installed surface is towards storing compartment.Radiator 33 may include to be covered in and heats surface 31b
On heat sink 331 and multiple radiating fin 332 being extended to vaporizer 20 from heat sink, with by radiating
Fin 332 transfers heat to vaporizer 20.Radiating fin 332 transmits the mode of heat to vaporizer 20
Can be one or more of conduction of heat, thermal convection current and heat radiation.
In some embodiments of the invention, refrigerator 1 also includes compressor 50 and is used for drive gas body circulation
The blower fan 60 of flowing.Not thorough in order to avoid defrosting to vaporizer 20 individually with semiconductor refrigerating assembly 30
Or uneven, refrigerator 1 also includes the heater 40 for defrosting for vaporizer 20, to assist quasiconductor system
Cold assembly 30 removes the solidifying frost on vaporizer 20 more fully hereinafter.Heater 40 may be provided at vaporizer 20
Bottom, controllably to assist semiconductor refrigerating assembly 30 that vaporizer 20 is defrosted.Heater 40
Relative with the groove 14 positioned at evaporator room 11 bottom so that during defrosting the defrosting water that produces by with groove
The drain pipe 15 of 14 connections flows in the water spilage tray 16 being located at casing 10 bottom.Water spilage tray 16 is arranged on pressure
On contracting machine 50, when compressor 50 work runs, the heat being produced by it is by water spilage tray 16
Moisture evaporation is fallen.Blower fan 60 is arranged in evaporator room 11 and is located at the downstream of vaporizer 20, to drive
At least one storing compartment of air flow direction of influencing meridian vaporizer 20 cooling.
Refrigerator 1 has the defrosting mode of operation for being defrosted to its vaporizer 20 and is used for refrigerator 1
Storing compartment provide cooling air-flow refrigeration work pattern.Under defrosting mode of operation, the refrigeration of refrigerator 1
System is in off working state that is to say, that the compressor of refrigerator 1, vaporizer etc. are in off working state.
Under refrigeration work pattern, the semiconductor refrigerating assembly 30 of refrigerator 1 be in off working state that is to say, that
The cold end of semiconductor refrigerating assembly 30 only under the defrosting mode of refrigerator 1 to transmission cold indoor between storing,
To avoid indoor temperature between storing to rise during defrosting.
Fig. 3 is the indicative flowchart of the Defrost method of refrigerator according to an embodiment of the invention.Refrigerator removes
White method includes：
Generated according to the working status parameter of refrigerator 1 and for instruction, the vaporizer 20 of refrigerator 1 is defrosted
Defrosting signal so that refrigerator 1 enter defrosting mode of operation；
Start the semiconductor refrigerating assembly 30 of refrigerator 1, so that the cold end of semiconductor refrigerating assembly 30 and hot junction is divided
Do not produce corresponding cold and heat；With
The cold of cold end is transferred to one or more storing compartments of refrigerator 1, to suppress one or more storages
Indoor temperature fluctuation between thing, and by the heat transfer in hot junction to vaporizer 20, to carry out to vaporizer 20
Defrosting operation.
Further, the working status parameter of refrigerator 1 includes the compressor 50 of refrigerator 1 from last defrosting
The temperature of refrigeration working medium in the duration of continuous service after end, vaporizer 20 or the storing compartment of refrigerator 1
One or more of interior temperature.Generally, refrigerator 1 has certain defrosting cycle, that is,
Say, after the default duration of refrigeration work mode operation of refrigerator 1, that is to say compressor 50 from the last time
After defrosting terminates the default duration of rear continuous service, refrigerator 1 can be automatically into defrosting mode of operation.Here carry
And the default duration of compressor 50 continuous service mean a refrigeration work cycle inner compressor in refrigerator
The accumulative duration of 50 operations, this accumulative duration was within a refrigeration work cycle, compressor more than 50 time
The duration summation of startup optimization.In the other embodiment of the present invention, also can be by detecting vaporizer 20
Between the storing of the temperature of interior refrigeration working medium and/or refrigerator 1, indoor temperature is determining whether vaporizer 20 needs
Defrost, to be selectively generating defrosting signal.In the other embodiment of the present invention, can be in conjunction with compression
Indoor between the storing of the temperature of refrigeration working medium in the operation duration scope of machine 50, vaporizer 20 and refrigerator 1
Temperature jointly determine vaporizer 20 the need of defrosting, to be selectively generating defrosting signal.Namely
Say, defrosting signal can terminate the duration of rear continuous service more than first for compressor 50 from last defrosting
Transfinite signal, the temperature of refrigeration working medium in vaporizer 20 of the time of preset duration reaches the first preset temperature
Temperature over-range signal or storing between indoor temperature whether reach the temperature over-range signal of the second preset temperature
One or more of.
The step starting the semiconductor refrigerating assembly 30 of refrigerator 1 can be to provide to semiconductor refrigerating assembly 30
Running voltage, for example, be passed through unidirectional current.
Fig. 4 is the indicative flowchart of the Defrost method of refrigerator in accordance with another embodiment of the present invention, at this
In some embodiments of invention, Defrost method also includes：
When the time that vaporizer 20 is defrosted reaching predetermined duration, make semiconductor refrigerating assembly 30
Out of service, operated with terminating the defrosting to vaporizer 20, and start the compressor 50 of refrigerator 1, so that
Refrigerator 1 enters its refrigeration work pattern.When the duration that the defrosting mode of operation of refrigerator 1 is subscribed, steam
The solidifying frost sent out on device 20 is removed, and now refrigerator 1 stops providing running voltage to semiconductor refrigerating assembly 30,
Namely stop powering to semiconductor refrigerating assembly 30, so that it is out of service.Refrigerator 1 enters refrigeration work
Operation mode, compressor 50 starts, to continue to provide cooling air-flow to storing compartment.
It will be understood by those skilled in the art that the heat that above-mentioned semiconductor refrigerating assembly 30 hot junction produces means
The surface 31b that heats of semiconductor chilling plate 31 produces and is transferred to the heat at cool guiding block 32, and above-mentioned half
The cold that conductor cooling assembly 30 cold end produces means that the refrigeration surface 31a of semiconductor chilling plate 31 produces simultaneously
It is transferred to the cold of radiator 33.
It will be understood by those skilled in the art that the refrigerator 1 of the present invention can be wind cooling refrigerator." ice alleged by the present invention
Case " be not limited in general sense there is refrigerator room and freezing compartment and for storing the ice of food
Case, can also be that other have the device of cold preservation and/or freezing function, such as refrigerator-freezer, wine cabinet, cold-storage jar etc..
It should also be understood by those skilled in the art that in case of no particular description, institute in the embodiment of the present invention
Claim " on ", D score, "front", "rear", " top ", " bottom ", " vertical ", " horizontal "
Deng the term for representing orientation or position relationship be on the basis of refrigerator 1 is under its normal operating condition for
, these terms are for only for ease of description and understand technical scheme, rather than instruction or hint
The device of indication or lose must have specific orientation, with specific azimuth configuration and operation, therefore can not
It is interpreted as limitation of the present invention.
So far, although those skilled in the art will appreciate that detailed herein illustrate and describe the present invention's
Multiple exemplary embodiments, but, without departing from the spirit and scope of the present invention, still can be according to this
Disclosure of invention directly determines or derives other variations or modifications of many meeting the principle of the invention.Cause
This, the scope of the present invention is it is understood that and regard as covering other variations or modifications all these.
Claims (11)
1. a kind of refrigerator, including：
Casing, defines at least one storing compartment in it；
Vaporizer, is configured to and flows through its gas and carry out heat exchange, thinks that at least one storing compartment described carries
For cooling air-flow；With
There is the semiconductor refrigerating assembly in cold end and hot junction, in described cold end and at least one storing compartment described
One or more storing compartment thermally coupleds, the cold of described cold end is transferred to one or more of storages
Thing compartment, described hot junction and described vaporizer thermally coupled, by the heat transfer in described hot junction to described evaporation
Device.
2. refrigerator according to claim 1, wherein said semiconductor refrigerating assembly includes：
Semiconductor chilling plate, it has the refrigeration surface of automatically controlled alternating temperature and heats surface；
Form the cool guiding block of the cold end of described semiconductor refrigerating assembly, its refrigeration with described semiconductor chilling plate
Surface thermally coupled, with by described cool guiding block by the cold that described refrigeration surface produces be transferred to one or
Multiple storing compartments；With
Form the radiator in the hot junction of described semiconductor refrigerating assembly, it is heated with described semiconductor chilling plate
Surface thermally coupled, to heat, by described, the heat transfer extremely described evaporation that surface produces by described radiator
Device.
3. refrigerator according to claim 2, wherein,
It is further defined with least one evaporator room in described casing, be respectively provided with each described evaporator room
State vaporizer and at least part of described semiconductor refrigerating assembly.
4. refrigerator according to claim 3, wherein,
At least one storing compartment described includes freezing compartment, and at least one evaporator room described is included positioned at institute
State an evaporator room below of freezing compartment, described evaporator room and described freezing compartment pass through dividing plate every
Open.
5. refrigerator according to claim 4, wherein,
Described cool guiding block is arranged in described evaporator room, the end back to described refrigeration surface of described cool guiding block
Face is attached on described dividing plate, and the side of described cool guiding block is separated with described evaporator room by heat insulating member.
6. refrigerator according to claim 4, wherein,
Described cool guiding block is located in described freezing compartment, so that described cool guiding block is back to the end on described refrigeration surface
The side of face and described cool guiding block is exposed in described freezing compartment.
7. refrigerator according to claim 3, wherein,
At least one storing compartment described includes multiple storing compartments, at least one evaporator room described include with
The plurality of storing compartment corresponds multiple evaporator room of connection.
8. refrigerator according to claim 2, wherein,
Described radiator has multiple radiating fins extending towards described vaporizer, with by described radiating fin
Piece transfers heat to described vaporizer.
9. the Defrost method of refrigerator described in a kind of any one of claim 1-8, described refrigerator has for it
Defrosting mode of operation that vaporizer is defrosted and for providing cooling air-flow to the storing compartment of described refrigerator
Refrigeration work pattern, described Defrost method includes：
Generated according to the working status parameter of described refrigerator and for instruction, the vaporizer of described refrigerator is removed
The defrosting signal of frost, so that described refrigerator enters defrosting mode of operation；
Start the semiconductor refrigerating assembly of described refrigerator, so that the cold end of described semiconductor refrigerating assembly and hot junction is divided
Do not produce corresponding cold and heat；With
The cold of described cold end is transferred to one or more storing compartments of described refrigerator, to suppress described one
Indoor temperature fluctuation between individual or multiple storing, and by the heat transfer in described hot junction to described vaporizer, with
Described vaporizer is carried out with defrosting operation.
10. Defrost method according to claim 9, wherein,
Oneself the last time defrosting of compressor that the working status parameter of described refrigerator includes described refrigerator is held after terminating
Indoor temperature between the storing of the temperature of refrigeration working medium in the duration of reforwarding row, described vaporizer or described refrigerator
One or more of degree.
11. Defrost methods according to claim 9, also include：
When the time that described vaporizer is defrosted reaching predetermined duration, make described semiconductor refrigerating group
Part is out of service, is operated with terminating the defrosting to described vaporizer, and starts the compressor of described refrigerator, with
Described refrigerator is made to enter its refrigeration work pattern.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510468389.7A CN106403442A (en) | 2015-07-31 | 2015-07-31 | Refrigerator and defrosting method thereof |
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| CN201510468389.7A CN106403442A (en) | 2015-07-31 | 2015-07-31 | Refrigerator and defrosting method thereof |
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| CN106696810A (en) * | 2017-03-03 | 2017-05-24 | 天津商业大学 | Refrigerator car |
| CN107084575A (en) * | 2017-04-24 | 2017-08-22 | 青岛海尔股份有限公司 | Refrigerator |
| CN110849040A (en) * | 2018-08-20 | 2020-02-28 | 青岛海尔股份有限公司 | Heat exchanger assembly of refrigerator and refrigerator with same |
| CN111854274A (en) * | 2019-04-26 | 2020-10-30 | 青岛海尔智能技术研发有限公司 | Refrigeration system, refrigerator and method for controlling refrigerator |
| CN111854301A (en) * | 2019-04-26 | 2020-10-30 | 青岛海尔智能技术研发有限公司 | Heat radiation structure and refrigerator |
| CN112444014A (en) * | 2019-08-28 | 2021-03-05 | 青岛海尔智能技术研发有限公司 | Refrigeration defrosting system and refrigeration equipment |
| CN112856895A (en) * | 2019-11-27 | 2021-05-28 | 合肥华凌股份有限公司 | Semiconductor refrigerator |
| CN113465259A (en) * | 2020-03-30 | 2021-10-01 | 合肥华凌股份有限公司 | Refrigeration equipment, control method and control system of refrigeration equipment and storage medium |
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| CN114484994A (en) * | 2022-02-24 | 2022-05-13 | 珠海格力电器股份有限公司 | Refrigerator and defrosting method |
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| WO2022193807A1 (en) * | 2021-03-17 | 2022-09-22 | 青岛海尔电冰箱有限公司 | Refrigerating and freezing apparatus and defrosting control method therefor |
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| CN106696810A (en) * | 2017-03-03 | 2017-05-24 | 天津商业大学 | Refrigerator car |
| CN107084575A (en) * | 2017-04-24 | 2017-08-22 | 青岛海尔股份有限公司 | Refrigerator |
| CN110849040A (en) * | 2018-08-20 | 2020-02-28 | 青岛海尔股份有限公司 | Heat exchanger assembly of refrigerator and refrigerator with same |
| CN110849040B (en) * | 2018-08-20 | 2021-07-23 | 海尔智家股份有限公司 | Heat exchanger assembly of refrigerator and refrigerator with same |
| CN111854301B (en) * | 2019-04-26 | 2022-11-04 | 青岛海尔智能技术研发有限公司 | Heat radiation structure and refrigerator |
| CN111854274A (en) * | 2019-04-26 | 2020-10-30 | 青岛海尔智能技术研发有限公司 | Refrigeration system, refrigerator and method for controlling refrigerator |
| CN111854301A (en) * | 2019-04-26 | 2020-10-30 | 青岛海尔智能技术研发有限公司 | Heat radiation structure and refrigerator |
| CN112444014A (en) * | 2019-08-28 | 2021-03-05 | 青岛海尔智能技术研发有限公司 | Refrigeration defrosting system and refrigeration equipment |
| CN112856895A (en) * | 2019-11-27 | 2021-05-28 | 合肥华凌股份有限公司 | Semiconductor refrigerator |
| CN113465259A (en) * | 2020-03-30 | 2021-10-01 | 合肥华凌股份有限公司 | Refrigeration equipment, control method and control system of refrigeration equipment and storage medium |
| CN113465259B (en) * | 2020-03-30 | 2022-09-13 | 合肥华凌股份有限公司 | Refrigeration equipment, control method and control system of refrigeration equipment and storage medium |
| CN113494827A (en) * | 2020-04-07 | 2021-10-12 | 青岛海尔电冰箱有限公司 | Refrigerator and control method thereof |
| CN113494827B (en) * | 2020-04-07 | 2023-03-17 | 青岛海尔电冰箱有限公司 | Refrigerator and control method thereof |
| WO2022193807A1 (en) * | 2021-03-17 | 2022-09-22 | 青岛海尔电冰箱有限公司 | Refrigerating and freezing apparatus and defrosting control method therefor |
| CN115111871A (en) * | 2021-03-17 | 2022-09-27 | 青岛海尔电冰箱有限公司 | Refrigerating and freezing device and defrosting control method thereof |
| CN114484994A (en) * | 2022-02-24 | 2022-05-13 | 珠海格力电器股份有限公司 | Refrigerator and defrosting method |
| CN114484994B (en) * | 2022-02-24 | 2023-08-25 | 珠海格力电器股份有限公司 | Refrigerator and defrosting method |
| CN115009132A (en) * | 2022-06-17 | 2022-09-06 | 重庆长安新能源汽车科技有限公司 | Vehicle-mounted refrigerator and system |
| CN115009132B (en) * | 2022-06-17 | 2024-03-15 | 深蓝汽车科技有限公司 | Vehicle-mounted refrigerator system |
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