CN107024062A - A kind of refrigerator and its control method - Google Patents
A kind of refrigerator and its control method Download PDFInfo
- Publication number
- CN107024062A CN107024062A CN201710397628.3A CN201710397628A CN107024062A CN 107024062 A CN107024062 A CN 107024062A CN 201710397628 A CN201710397628 A CN 201710397628A CN 107024062 A CN107024062 A CN 107024062A
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- Prior art keywords
- temperature
- refrigerating chamber
- chamber
- changing
- changing chamber
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- 238000000034 method Methods 0.000 title claims description 15
- 238000005057 refrigeration Methods 0.000 claims abstract description 133
- 239000003507 refrigerant Substances 0.000 claims abstract description 42
- 230000008014 freezing Effects 0.000 claims description 26
- 238000007710 freezing Methods 0.000 claims description 26
- 238000001035 drying Methods 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 4
- 208000035859 Drug effect increased Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006261 foam material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
- F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
- F25D11/022—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures with two or more evaporators
-
- 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
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B1/00—Compression machines, plants or systems with non-reversible cycle
-
- 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
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/37—Capillary tubes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
- F25D17/062—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators
- F25D17/065—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators with compartments at different temperatures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
- F25D19/003—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors with respect to movable containers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/003—Arrangement or mounting of control or safety devices for movable devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/005—Mounting of control devices
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Abstract
The present invention provides a kind of refrigerator, and it includes：Refrigerating chamber；Refrigerating chamber；First temperature-changing chamber, it is set independently of refrigerating chamber and refrigerating chamber；At least one second temperature-changing chamber in being contained in refrigerating chamber；It is arranged on the refrigerating chamber supply air duct behind refrigerating chamber；Refrigerate blower fan；Refrigerating chamber air door；Second temperature-changing chamber air door；Control unit, for receiving the temperature information of refrigerator temperature sensor and/or the second temperature-changing chamber temperature sensor feedback and optionally controlling the refrigerating chamber air door and/or the second temperature-changing chamber air door to be opened and closed；Refrigeration unit, for receiving the temperature information of refrigerator temperature sensor feedback and optionally controlling refrigeration evaporator to turn on and off refrigerant loop.Compared with prior art, the refrigerator in the present invention can be realized ensures that temperature of refrigerating chamber will not be too low while the warm area of the temperature-changing chamber in refrigerating chamber reaches 7 DEG C of even lower temperature, while also causing the effect that refrigerator has energy-saving and noise-reducing, increased the service life.
Description
Technical field
There is the temperature-zone refrigerator of three system five and its control method the present invention relates to a kind of refrigeration plant, more particularly to one kind.
Background technology
With the continuous improvement of people's living standards, for the quality requirements also more and more higher of household electrical appliance, in order to realize
Gently freezing etc. crosses over refrigeration with the multiple function of freezing temperature region, it is necessary to set temperature-changing chamber for refrigeration, fresh-keeping, ice.It is existing at present
The scheme for realizing the temperature-zone refrigerator of three system five is generally that two alternating temperature warm areas are further added by refrigerating chamber, but in view of the temperature of refrigerating chamber
Scope is spent, the extent of alternating temperature for two temperature-varying zones newly added is minimum can only to accomplish more than 0 DEG C, compared to independently of refrigerating chamber and cold
Freeze the temperature-changing chamber that room is set, its extent of alternating temperature is narrow, it is impossible to meet demand of the user to low temperature such as soft freezing, freezings.
The content of the invention
An object of the present invention is to provide a kind of refrigerator for solving above-mentioned technical problem, and it is located at the change in refrigerating chamber
Reachable 5 ~ -7 DEG C warm area in greenhouse.
Another object of the present invention is to provide a kind of control method of above-mentioned refrigerator.
One of for achieving the above object, a kind of refrigerator of the invention, including：
Refrigerating chamber, is provided with the refrigerator temperature sensor for being used for gathering the temperature of refrigerating chamber in it；
Refrigerating chamber；
First temperature-changing chamber, it is set independently of the refrigerating chamber and refrigerating chamber；
At least one second temperature-changing chamber in being contained in the refrigerating chamber, being provided with second temperature-changing chamber is used to gather institute
State the second temperature-changing chamber temperature sensor of the second temperature-changing chamber；
The refrigerating chamber supply air duct behind the refrigerating chamber is arranged on, is provided with the refrigerating chamber supply air duct to the refrigeration
Room and the refrigeration blower fan of second temperature-changing chamber air-supply；
Refrigerating chamber air door is provided between the refrigerating chamber air port and the refrigeration blower fan, in the second temperature-changing chamber air port and institute
State refrigeration blower fan between be provided with the second temperature-changing chamber air door；
Control unit, the temperature information for receiving refrigerator temperature sensor and/or the second temperature-changing chamber temperature sensor feedback
And optionally control the refrigerating chamber air door and/or the second temperature-changing chamber air door to be opened and closed；
Refrigeration unit, for receiving the temperature information of refrigerator temperature sensor feedback and optionally controlling refrigeration evaporator to connect
Logical or shut-off refrigerant loop.
As a further improvement on the present invention, the quantity of second temperature-changing chamber is two, two second temperature-changing chambers
It is located at the refrigerating chamber bottom side by side, is all provided between top, bottom and two second temperature-changing chambers of second temperature-changing chamber
There is thermal insulation layer.
As a further improvement on the present invention, the refrigeration unit is configured as：
Condensed device and device for drying and filtering are connected to one and enter three entrances for going out motor-driven valve the exhaust outlet of compressor successively；
Described one enters three first outlets for going out motor-driven valve is connected in institute through refrigerating capillary, refrigeration evaporator and refrigerating evaporator successively
State the air inlet of compressor；
Described one enters three second outlets for going out motor-driven valve is connected in pressure through alternating temperature capillary, variable temperature evaporator and refrigerating evaporator successively
The air inlet of contracting machine；
Described one, which enters three, goes out the 3rd outlet of motor-driven valve chilled capillary and refrigerating evaporator is connected in the air inlet of compressor successively
Mouthful；
The refrigeration evaporator controls the temperature of the refrigerating chamber；The variable temperature evaporator controls the temperature of first temperature-changing chamber
Degree；The refrigerating evaporator controls the temperature of the refrigerating chamber.
As a further improvement on the present invention, the refrigerator temperature sensor is configured as the temperature in refrigerating chamber
When reaching default starting point, the refrigerator temperature sensor feedback information to described control unit, by the refrigerating chamber wind
Door is placed in open position；The second temperature-changing chamber temperature sensor is configured as the second alternating temperature indoor temperature and reaches default
Starting point when, the second temperature-changing chamber temperature sensor feedback information to described control unit, by the second temperature-changing chamber wind
Door is placed in open position.
As a further improvement on the present invention, the refrigerator temperature sensor is configured as the temperature in refrigerating chamber
When reaching default Burnout, the refrigerator temperature sensor feedback information to described control unit, by the refrigerating chamber wind
Door is placed in the off；The second temperature-changing chamber temperature sensor is configured as the second alternating temperature indoor temperature and reaches default
Burnout when, the second temperature-changing chamber temperature sensor feedback information to described control unit, by the second temperature-changing chamber wind
Door is placed in the off.
As a further improvement on the present invention, the refrigerator also includes refrigerating chamber compensating heating device and the second temperature-changing chamber is mended
Repay heater.
To realize another goal of the invention of the present invention, the present invention provides a kind of control method of refrigerator, wherein, the refrigerator
Including：Control unit, refrigeration unit, refrigerating chamber, refrigerating chamber, the first temperature-changing chamber set independently of the refrigerating chamber and refrigerating chamber
And two the second temperature-changing chambers in being contained in the refrigerating chamber, the control method comprises the following steps：
When two the second temperature-changing chambers are disposed as refrigeration gear, the temperature in collection refrigerating chamber, refrigeration unit is according to refrigerating chamber
The temperature information of temperature sensor feedback optionally controls refrigeration evaporator to turn on and off refrigerant loop；
When two the second temperature-changing chambers are disposed as freezing gear, the temperature of two the second temperature-changing chambers is gathered, when any second change
When the temperature in greenhouse reaches starting point, refrigeration unit control refrigeration evaporator connects refrigerant loop, when two the second temperature-changing chambers
Temperature when reaching Burnout, refrigeration unit control refrigeration evaporator shut-off refrigerant loop；
When one of them second temperature-changing chamber is disposed as freezing gear, in the second temperature-changing chamber of the capture setting for freezing gear
Temperature, refrigeration unit according to be set to freeze gear the second temperature-changing chamber temperature sensor feedback temperature information optionally
Control refrigeration evaporator turns on and off refrigerant loop.
As a further improvement on the present invention, when two the second temperature-changing chambers are disposed as refrigeration gear, refrigerating chamber is gathered
Interior temperature, when the temperature in only refrigerating chamber reaches starting point, refrigeration unit feeds back according to refrigerator temperature sensor
Temperature information control refrigeration evaporator connection refrigerant loop, refrigerates fan operation, refrigerating chamber air door is opened；When the only second change
When greenhouse reaches starting point, the second temperature-changing chamber air door is opened, until when the temperature in refrigerating chamber reaches starting point, refrigeration unit root
The temperature information control refrigeration evaporator connection refrigerant loop fed back according to refrigerator temperature sensor；When the temperature in refrigerating chamber
When reaching Burnout, the temperature information control refrigeration evaporator shut-off that refrigeration unit feeds back according to refrigerator temperature sensor is freezed
Agent loop, judges simultaneously, if the temperature of the second now any temperature-changing chamber is higher than Burnout, corresponding second temperature-changing chamber air door
Open, refrigeration blower fan is continued to run with, until the temperature of the second temperature-changing chamber reaches Burnout, corresponding second temperature-changing chamber air door is closed
Close, refrigeration blower fan is out of service.
As a further improvement on the present invention, when two the second temperature-changing chambers are disposed as freezing gear, collection two the
The temperature of two temperature-changing chambers, when the temperature of any second temperature-changing chamber reaches turn-on temperature, refrigeration unit control refrigeration evaporator connects
Logical refrigerant loop, refrigerates fan operation, and the air door of corresponding second temperature-changing chamber is opened, judged simultaneously, if the now temperature of refrigerating chamber
Degree is higher than Burnout, then refrigerating chamber air door is opened, until the temperature of refrigerating chamber reaches Burnout, refrigerating chamber air door is closed；When only
The temperature for having refrigerating chamber reaches starting point, refrigerates fan operation, and refrigerating chamber air door is opened, until the temperature of any second temperature-changing chamber
When reaching starting point, refrigeration unit control refrigeration evaporator connects refrigerant loop；When the temperature of two the second temperature-changing chambers reaches
During to Burnout, refrigeration unit control refrigeration evaporator shut-off refrigerant loop judges, if now the temperature of refrigerating chamber is high simultaneously
In Burnout, refrigerating chamber air door is opened, until the temperature of refrigerating chamber reaches Burnout, refrigerating chamber air door is closed, and refrigeration blower fan stops
Only run.
As a further improvement on the present invention, when one of them second temperature-changing chamber is disposed as freezing gear, collection is set
The temperature in the second temperature-changing chamber of freezing gear is set to, start is reached when being set to freeze the temperature in the second temperature-changing chamber of gear
During point, refrigeration unit controls to refrigerate according to the temperature information of the temperature sensor feedback for the second temperature-changing chamber for being set to freeze gear
Evaporator connects refrigerant loop, refrigerates fan operation, and the air door for being set to freeze the second temperature-changing chamber of gear is opened, and is sentenced simultaneously
It is disconnected, if now the temperature of refrigerating chamber or the temperature of another second temperature-changing chamber are higher than Burnout, corresponding refrigerating chamber air door or
Second temperature-changing chamber air door is opened, until the temperature of refrigerating chamber or the temperature of another second temperature-changing chamber reach Burnout, it is corresponding cold
Hide room air door or the second temperature-changing chamber air door is closed；When only the temperature of refrigerating chamber or the temperature of another second temperature-changing chamber reach start
During point, refrigerating chamber air door or another second temperature-changing chamber air door are opened, until being set to freeze the temperature in the second temperature-changing chamber of gear
When degree reaches starting point, refrigeration unit is believed according to the temperature of the temperature sensor feedback for the second temperature-changing chamber for being set to freeze gear
Breath control refrigeration evaporator connection refrigerant loop；Burnout is reached when being set to freeze the temperature in the second temperature-changing chamber of gear
When, refrigeration unit evaporates according to the temperature information control refrigeration for the second temperature-changing chamber temperature sensor feedback for being set to freeze gear
Device turns off refrigerant loop, judges simultaneously, if now the temperature of refrigerating chamber or the temperature of another second temperature-changing chamber are higher than starting point,
Then refrigerating chamber air door or another second temperature-changing chamber air door are opened, until the temperature of refrigerating chamber or the temperature of another second temperature-changing chamber are arrived
Up to Burnout, refrigerating chamber air door or another second temperature-changing chamber air door are closed, until the temperature and another second temperature-changing chamber of refrigerating chamber
Interior temperature reaches after Burnout that refrigeration blower fan is out of service.
Compared with prior art, the beneficial effects of the invention are as follows：Refrigerator in the present invention can be realized in refrigerating chamber
The warm area of temperature-changing chamber ensure that temperature of refrigerating chamber will not be too low while reach -7 DEG C of even lower temperature, while also causing refrigerator
With energy-saving and noise-reducing, the effect increased the service life.
Brief description of the drawings
Fig. 1 is the structural representation of refrigerator in the embodiment of the invention；
Fig. 2 is the structural representation of refrigeration for refrigerator unit in the embodiment of the invention；
Fig. 3 is the partial schematic diagram of refrigerator cold-storage air passage portion in the embodiment of the invention；
Fig. 4 is the structural representation of cold compartment of refrigerator air outlet in the embodiment of the invention.
Embodiment
The present invention is described in detail for shown each embodiment below in conjunction with the accompanying drawings, but it should explanation, these
Embodiment not limitation of the present invention, those of ordinary skill in the art according to these embodiment institute work energy, method,
Or equivalent transformation or replacement in structure, belong within protection scope of the present invention.
As shown in figure 1, being a better embodiment of refrigerator 100 of the present invention.The present invention is air-cooled with the warm area of three system five
Illustrated exemplified by the refrigerator 100 of cross door, refrigerator 100 includes refrigerating chamber 10, refrigerating chamber 20, the first temperature-changing chamber 30, its
In, the first temperature-changing chamber 30 is set independently of refrigerating chamber 10 and refrigerating chamber 20, and two the second temperature-changing chambers are additionally provided with refrigerating chamber 10
101 and 102, it is preferable that the second temperature-changing chamber 101 and 102 is located at the bottom of refrigerating chamber 10 side by side, in the second temperature-changing chamber 101 and 102
Top, bottom and two the second temperature-changing chambers between be equipped with thermal insulation layer（It is not shown）.Filling-foam material is both needed in thermal insulation layer
Deng heat-barrier material, it is ensured that the cold of the second temperature-changing chamber 101 and 102 scatters and disappears few so that the second temperature-changing chamber 101 and 102 can be arrived
Up to -7 DEG C of warm area.
Join shown in Fig. 2, refrigerator 100 also includes control unit（It is not shown）And refrigeration unit, wherein, refrigeration unit is configured
For：
Condensed device 50 and device for drying and filtering 60 are connected to one and enter three entrances for going out motor-driven valve 70 exhaust outlet of compressor 40 successively；
One, which enters three, goes out the first outlet of motor-driven valve 70 successively through refrigerating capillary 103, refrigeration evaporator 104 and refrigerating evaporator
202 are connected in the air inlet of compressor 40；
One, which enters three, goes out the second outlet of motor-driven valve 70 successively through alternating temperature capillary 301, variable temperature evaporator 302 and refrigerating evaporator
202 are connected in the air inlet of compressor 40；
One enter three go out motor-driven valve 70 the 3rd outlet chilled capillary 201 and refrigerating evaporator 202 are connected in compressor successively
Air inlet；
Refrigeration evaporator 104 controls the temperature of refrigerating chamber 10；Variable temperature evaporator 302 controls the temperature of the first temperature-changing chamber 30；Freezing
Evaporator 202 controls the temperature of refrigerating chamber 20.
Preferably, refrigeration unit also includes device for drying and filtering 60 and dew removing tube 80, wherein, device for drying and filtering 60 is arranged on cold
Condenser 50 and one enters three and gone out between motor-driven valve 70, and dew removing tube 80 is arranged between condenser 50 and device for drying and filtering 60.
With reference to shown in Fig. 3,4, refrigerating chamber air channel 90 is arranged on behind refrigerating chamber 10, the air channel in refrigerating chamber air channel 90
Cover plate（It is not shown）Provided with refrigerating chamber blow wind path 91, the second temperature-changing chamber air-supply wind path 92 and 93, wherein, refrigerating chamber air-supply wind
Road 91 is connected by refrigerating chamber air port 106 with refrigerating chamber 10, and the second temperature-changing chamber air-supply wind path 92 and 93 passes through the second alternating temperature respectively
Room air port 1011 and 1021 is connected with the second temperature-changing chamber 101 and 102.
The refrigeration blower fan blown simultaneously to the temperature-changing chamber 101 and 102 of refrigerating chamber 10 and second is additionally provided with refrigeration air channel 90
94, refrigerating chamber air door 911 is provided between refrigerating chamber air port 106 and refrigeration blower fan 94, in the He of the second temperature-changing chamber air port 1011
The second temperature-changing chamber air door 921 and 931 is respectively equipped between 1021 and refrigeration blower fan 94.
The refrigerator temperature sensor for being used for gathering the temperature of refrigerating chamber 10 is provided with refrigerating chamber 10（It is not shown）,
The second temperature-changing chamber temperature sensor of the second temperature-changing chamber of collection is respectively provided with two temperature-changing chambers 101 and 102（It is not shown）.
Control unit is configured as receiving the temperature of refrigerator temperature sensor and/or the second temperature-changing chamber temperature sensor feedback
Spend information and the optionally opening and closing of control refrigerating chamber air door 911 and/or the second temperature-changing chamber air door 921,931.
Refrigeration unit is configured as receiving the temperature information of refrigerator temperature sensor feedback and optionally control refrigeration
Evaporator turns on and off refrigerant loop.
Specifically, it is cold when refrigerator temperature sensor is configured as the default starting point of temperature arrival in refrigerating chamber 10
Room temperature sensor feedback information is hidden to control unit, refrigerating chamber air door is placed in open position；Second temperature-changing chamber TEMP
When device is configured as the second alternating temperature indoor temperature arrival default starting point, the second temperature-changing chamber temperature sensor feedback information is extremely
Control unit, open position is placed in by the second temperature-changing chamber air door.Refrigerator temperature sensor is configured as temperature in refrigerating chamber
When reaching default Burnout, refrigerating chamber air door is placed in close stance by refrigerator temperature sensor feedback information to control unit
Put；It is described when second temperature-changing chamber temperature sensor is configured as the second alternating temperature indoor temperature arrival default Burnout
Second temperature-changing chamber air door is placed in the off by the second temperature-changing chamber temperature sensor feedback information to control unit.
Three temperature in refrigerating chamber can be realized by refrigerator evaporator, three independent air doors and a refrigeration blower fan
The independent control in area.Preferably, refrigerator 100 also includes refrigerating chamber compensating heating device（It is not shown）With the compensation of the second temperature-changing chamber
Heater（It is not shown）, when environment temperature is too low, open compensation heater strip, to the temperature-changing chamber 101 of refrigerating chamber 10 and second,
102 compensate, it is to avoid its temperature is too low.
Correspondingly, the invention further relates to a kind of control method applied to above-mentioned refrigerator, wherein, refrigerator includes：Control is single
Member, refrigeration unit, refrigerating chamber, refrigerating chamber, the first temperature-changing chamber set independently of refrigerating chamber and refrigerating chamber and it is contained in refrigerating chamber
Two the second temperature-changing chambers in interior, specifically, the control method comprises the following steps：
When two the second temperature-changing chambers are disposed as refrigeration gear, the temperature in collection refrigerating chamber, refrigeration unit is according to refrigerating chamber
The temperature information of temperature sensor feedback optionally controls refrigeration evaporator to turn on and off refrigerant loop.When two second
When temperature-changing chamber is disposed as refrigeration gear, the temperature in collection refrigerating chamber, when the temperature in only refrigerating chamber reaches starting point,
The temperature information control refrigeration evaporator connection refrigerant loop that refrigeration unit feeds back according to refrigerator temperature sensor, refrigerates wind
Machine is run, and refrigerating chamber air door is opened；When only the second temperature-changing chamber reaches starting point, the second temperature-changing chamber air door is opened, until cold
When the temperature for hiding interior reaches starting point, the temperature information control refrigeration that refrigeration unit feeds back according to refrigerator temperature sensor is steamed
Send out device connection refrigerant loop；When the temperature in refrigerating chamber reaches Burnout, refrigeration unit is according to refrigerator temperature sensor
The temperature information control refrigeration evaporator shut-off refrigerant loop of feedback, judges simultaneously, if the second now any temperature-changing chamber
Temperature is higher than Burnout, then corresponding second temperature-changing chamber air door is opened, and refrigeration blower fan is continued to run with, until the temperature of the second temperature-changing chamber
Degree reaches Burnout, and corresponding second temperature-changing chamber air door is closed, and refrigeration blower fan is out of service.
When two the second temperature-changing chambers are disposed as freezing gear, the temperature of two the second temperature-changing chambers is gathered, when any the
When the temperature of two temperature-changing chambers reaches starting point, refrigeration unit control refrigeration evaporator connects refrigerant loop, when two second changes
When the temperature in greenhouse reaches Burnout, refrigeration unit control refrigeration evaporator shut-off refrigerant loop.When two the second alternating temperatures
When room is disposed as freezing gear, the temperature of two the second temperature-changing chambers is gathered, when the temperature of any second temperature-changing chamber reaches start
During temperature, refrigeration unit control refrigeration evaporator connects refrigerant loop, refrigerates fan operation, the air door of corresponding second temperature-changing chamber
Open, judge simultaneously, if now the temperature of refrigerating chamber is higher than Burnout, refrigerating chamber air door is opened, until the temperature of refrigerating chamber
Burnout is reached, refrigerating chamber air door is closed；When the temperature of only refrigerating chamber reaches starting point, fan operation, refrigerating chamber wind are refrigerated
Door is opened, until when the temperature of any second temperature-changing chamber reaches starting point, refrigeration unit control refrigeration evaporator connects refrigerant
Loop；When the temperature of two the second temperature-changing chambers reaches Burnout, refrigeration unit control refrigeration evaporator shut-off refrigerant is returned
Road, judges simultaneously, if now the temperature of refrigerating chamber is higher than Burnout, refrigerating chamber air door is opened, until the temperature of refrigerating chamber is reached
Burnout, refrigerating chamber air door is closed, and refrigeration blower fan is out of service.
When one of them second temperature-changing chamber is disposed as freezing gear, capture setting is the second temperature-changing chamber of freezing gear
Interior temperature, refrigeration unit is selected according to the temperature information of the temperature sensor feedback for the second temperature-changing chamber for being set to freeze gear
Property refrigeration evaporator is controlled to turn on and off refrigerant loop.When one of them second temperature-changing chamber is disposed as freezing gear
When, capture setting is the temperature in the second temperature-changing chamber of freezing gear, when the temperature for being set to freeze in the second temperature-changing chamber of gear
When degree reaches starting point, refrigeration unit is believed according to the temperature of the temperature sensor feedback for the second temperature-changing chamber for being set to freeze gear
Breath control refrigeration evaporator connection refrigerant loop, refrigerates fan operation, is set to freeze the air door of the second temperature-changing chamber of gear
Open, judge simultaneously, it is corresponding cold if now the temperature of refrigerating chamber or the temperature of another second temperature-changing chamber are higher than Burnout
Hide room air door or the second temperature-changing chamber air door is opened, until the temperature of refrigerating chamber or the temperature of another second temperature-changing chamber reach shutdown
Point, corresponding refrigerating chamber air door or the second temperature-changing chamber air door are closed；When the only temperature of refrigerating chamber or another second temperature-changing chamber
When temperature reaches starting point, refrigerating chamber air door or another second temperature-changing chamber air door are opened, until being set to freeze the second of gear
When temperature in temperature-changing chamber reaches starting point, refrigeration unit is according to the temperature sensor of the second temperature-changing chamber for being set to freezing gear
The temperature information control refrigeration evaporator connection refrigerant loop of feedback；When the temperature for being set to freeze in the second temperature-changing chamber of gear
Degree reach Burnout when, refrigeration unit according to be set to freezing gear the second temperature-changing chamber temperature sensor feedback temperature information
Refrigeration evaporator shut-off refrigerant loop is controlled, is judged simultaneously, if the now temperature of refrigerating chamber or the temperature of another second temperature-changing chamber
Degree is higher than starting point, then refrigerating chamber air door or another second temperature-changing chamber air door are opened, until the temperature or another second of refrigerating chamber
The temperature of temperature-changing chamber reaches Burnout, and refrigerating chamber air door or another second temperature-changing chamber air door are closed, until the temperature of refrigerating chamber and
Temperature in another second temperature-changing chamber reaches after Burnout that refrigeration blower fan is out of service.
The control method of above-mentioned refrigerator, the premise that three warm area temperature of refrigerating chamber are normally controlled is being ensured by logic optimization
Under it is more energy efficient, and with avoiding frequently refrigeration, reduction noise, the service life and other effects for extending refrigerator.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit is required rather than described above is limited, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the claim involved by limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (10)
1. a kind of refrigerator, it is characterised in that including：
Refrigerating chamber, is provided with the refrigerator temperature sensor for being used for gathering the temperature of refrigerating chamber in it；
Refrigerating chamber；
First temperature-changing chamber, it is set independently of the refrigerating chamber and refrigerating chamber；
At least one second temperature-changing chamber in being contained in the refrigerating chamber, being provided with second temperature-changing chamber is used to gather institute
State the second temperature-changing chamber temperature sensor of the second temperature-changing chamber；
The refrigerating chamber supply air duct behind the refrigerating chamber is arranged on, is provided with the refrigerating chamber supply air duct to the refrigeration
Room and the refrigeration blower fan of second temperature-changing chamber air-supply；
Refrigerating chamber air door is provided between the refrigerating chamber air port and the refrigeration blower fan, in the second temperature-changing chamber air port and institute
State refrigeration blower fan between be provided with the second temperature-changing chamber air door；
Control unit, the temperature information for receiving refrigerator temperature sensor and/or the second temperature-changing chamber temperature sensor feedback
And optionally control the refrigerating chamber air door and/or the second temperature-changing chamber air door to be opened and closed；
Refrigeration unit, for receiving the temperature information of refrigerator temperature sensor feedback and optionally controlling refrigeration evaporator to connect
Logical or shut-off refrigerant loop.
2. refrigerator according to claim 1, it is characterised in that the quantity of second temperature-changing chamber is two, described in two
Second temperature-changing chamber is located at the refrigerating chamber bottom, top, bottom and two second alternating temperatures of second temperature-changing chamber side by side
Thermal insulation layer is equipped between room.
3. refrigerator according to claim 1, it is characterised in that the refrigeration unit is configured as：
Condensed device and device for drying and filtering are connected to one and enter three entrances for going out motor-driven valve the exhaust outlet of compressor successively；
Described one enters three first outlets for going out motor-driven valve is connected in institute through refrigerating capillary, refrigeration evaporator and refrigerating evaporator successively
State the air inlet of compressor；
Described one enters three second outlets for going out motor-driven valve is connected in pressure through alternating temperature capillary, variable temperature evaporator and refrigerating evaporator successively
The air inlet of contracting machine；
Described one, which enters three, goes out the 3rd outlet of motor-driven valve chilled capillary and refrigerating evaporator is connected in the air inlet of compressor successively
Mouthful；
The refrigeration evaporator controls the temperature of the refrigerating chamber；The variable temperature evaporator controls the temperature of first temperature-changing chamber
Degree；The refrigerating evaporator controls the temperature of the refrigerating chamber.
4. refrigerator according to claim 2, it is characterised in that the refrigerator temperature sensor is configured as described cold
When hiding the indoor temperature default starting point of arrival, the refrigerator temperature sensor feedback information to described control unit, by institute
State refrigerating chamber air door and be placed in open position；The second temperature-changing chamber temperature sensor is configured as the second alternating temperature Indoor Temperature
When degree reaches default starting point, the second temperature-changing chamber temperature sensor feedback information to described control unit, by described the
Two temperature-changing chamber air doors are placed in open position.
5. refrigerator according to claim 4, it is characterised in that the refrigerator temperature sensor is configured as described cold
When hiding the indoor temperature default Burnout of arrival, the refrigerator temperature sensor feedback information to described control unit, by institute
Refrigerating chamber air door is stated to be placed in the off；The second temperature-changing chamber temperature sensor is configured as the second alternating temperature Indoor Temperature
When degree reaches default Burnout, the second temperature-changing chamber temperature sensor feedback information to described control unit, by described the
Two temperature-changing chamber air doors are placed in the off.
6. refrigerator according to claim 2, it is characterised in that the refrigerator also includes refrigerating chamber compensating heating device and the
Two temperature-changing chamber compensating heating devices.
7. a kind of control method of refrigerator as claimed in claim 1, wherein, the refrigerator includes：Control unit, refrigeration are single
Member, refrigerating chamber, refrigerating chamber, the first temperature-changing chamber set independently of the refrigerating chamber and refrigerating chamber and it is contained in the refrigerating chamber
In two the second temperature-changing chambers, it is characterised in that the control method comprises the following steps：
When two the second temperature-changing chambers are disposed as refrigeration gear, the temperature in collection refrigerating chamber, refrigeration unit is according to refrigerating chamber
The temperature information of temperature sensor feedback optionally controls refrigeration evaporator to turn on and off refrigerant loop；
When two the second temperature-changing chambers are disposed as freezing gear, the temperature of two the second temperature-changing chambers is gathered, when any second change
When the temperature in greenhouse reaches starting point, refrigeration unit control refrigeration evaporator connects refrigerant loop, when two the second temperature-changing chambers
Temperature when reaching Burnout, refrigeration unit control refrigeration evaporator shut-off refrigerant loop；
When one of them second temperature-changing chamber is disposed as freezing gear, in the second temperature-changing chamber of the capture setting for freezing gear
Temperature, refrigeration unit according to be set to freeze gear the second temperature-changing chamber temperature sensor feedback temperature information optionally
Control refrigeration evaporator turns on and off refrigerant loop.
8. control method according to claim 7, it is characterised in that when two the second temperature-changing chambers are disposed as refrigerating gear
When, the temperature in refrigerating chamber is gathered, when the temperature in only refrigerating chamber reaches starting point, refrigeration unit is according to temperature of refrigerating chamber
The temperature information control refrigeration evaporator connection refrigerant loop of sensor feedback, refrigerates fan operation, refrigerating chamber air door is opened；
When only the second temperature-changing chamber reaches starting point, the second temperature-changing chamber air door is opened, until the temperature in refrigerating chamber reaches starting point
When, the temperature information control refrigeration evaporator connection refrigerant loop that refrigeration unit feeds back according to refrigerator temperature sensor；When
When temperature in refrigerating chamber reaches Burnout, the temperature information that refrigeration unit feeds back according to refrigerator temperature sensor controls to refrigerate
Evaporator turns off refrigerant loop, judges simultaneously, if the temperature of the second now any temperature-changing chamber is higher than Burnout, accordingly
Second temperature-changing chamber air door is opened, and refrigeration blower fan is continued to run with, until the temperature of the second temperature-changing chamber reaches Burnout, corresponding second
Temperature-changing chamber air door is closed, and refrigeration blower fan is out of service.
9. control method according to claim 7, it is characterised in that when two the second temperature-changing chambers are disposed as freezing gear
When, the temperature of two the second temperature-changing chambers is gathered, when the temperature of any second temperature-changing chamber reaches turn-on temperature, refrigeration unit control
Refrigeration evaporator connects refrigerant loop, refrigerates fan operation, and the air door of corresponding second temperature-changing chamber is opened, judged simultaneously, if this
When refrigerating chamber temperature be higher than Burnout, then refrigerating chamber air door open, until refrigerating chamber temperature reach Burnout, refrigerating chamber wind
Door is closed；When the temperature of only refrigerating chamber reaches starting point, fan operation is refrigerated, refrigerating chamber air door is opened, until any second
When the temperature of temperature-changing chamber reaches starting point, refrigeration unit control refrigeration evaporator connects refrigerant loop；When two the second alternating temperatures
When the temperature of room reaches Burnout, refrigeration unit control refrigeration evaporator shut-off refrigerant loop judges, if now cold simultaneously
The temperature for hiding room is higher than Burnout, and refrigerating chamber air door is opened, until the temperature of refrigerating chamber reaches Burnout, refrigerating chamber air door is closed
Close, refrigeration blower fan is out of service.
10. control method according to claim 7, it is characterised in that when one of them second temperature-changing chamber be disposed as it is cold
When freezing gear, capture setting is the temperature in the second temperature-changing chamber of freezing gear, when the second temperature-changing chamber for being set to freeze gear
When interior temperature reaches starting point, refrigeration unit is according to the temperature sensor feedback for the second temperature-changing chamber for being set to freeze gear
Temperature information control refrigeration evaporator connection refrigerant loop, refrigerates fan operation, is set to freeze the second temperature-changing chamber of gear
Air door open, judge simultaneously, if now the temperature of refrigerating chamber or the temperature of another second temperature-changing chamber are higher than Burnout, phase
The refrigerating chamber air door answered or the second temperature-changing chamber air door are opened, until the temperature of refrigerating chamber or the temperature of another second temperature-changing chamber are reached
Burnout, corresponding refrigerating chamber air door or the second temperature-changing chamber air door are closed；When the only temperature of refrigerating chamber or another second alternating temperature
When the temperature of room reaches starting point, refrigerating chamber air door or another second temperature-changing chamber air door are opened, until being set to freeze gear
When temperature in second temperature-changing chamber reaches starting point, refrigeration unit is passed according to the temperature for the second temperature-changing chamber for being set to freeze gear
The temperature information control refrigeration evaporator connection refrigerant loop of sensor feedback；When in the second temperature-changing chamber for being set to freeze gear
Temperature reach Burnout when, refrigeration unit according to be set to freezing gear the second temperature-changing chamber temperature sensor feedback temperature
Information control refrigeration evaporator shut-off refrigerant loop, judges, if the now temperature of refrigerating chamber or another second temperature-changing chamber simultaneously
Temperature be higher than starting point, then refrigerating chamber air door or another second temperature-changing chamber air door are opened, until the temperature or another of refrigerating chamber
The temperature of second temperature-changing chamber reaches Burnout, and refrigerating chamber air door or another second temperature-changing chamber air door are closed, until the temperature of refrigerating chamber
Temperature in degree and another second temperature-changing chamber reaches after Burnout that refrigeration blower fan is out of service.
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| CN201710397628.3A CN107024062B (en) | 2017-05-31 | 2017-05-31 | Refrigerator and control method thereof |
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| CN201710397628.3A CN107024062B (en) | 2017-05-31 | 2017-05-31 | Refrigerator and control method thereof |
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| CN107024062B (en) | 2020-07-28 |
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