CN106369917A - Temperature control method for air-cooled refrigerator and air-cooled refrigerator - Google Patents
Temperature control method for air-cooled refrigerator and air-cooled refrigerator Download PDFInfo
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- CN106369917A CN106369917A CN201610856034.XA CN201610856034A CN106369917A CN 106369917 A CN106369917 A CN 106369917A CN 201610856034 A CN201610856034 A CN 201610856034A CN 106369917 A CN106369917 A CN 106369917A
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- temperature
- changing chamber
- refrigerator
- refrigerator room
- wind cooling
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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
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/042—Air treating means within refrigerated spaces
- F25D17/045—Air flow control arrangements
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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
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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
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention provides a temperature control method for an air-cooled refrigerator and the air-cooled refrigerator. The temperature control method for the air-cooled refrigerator comprises the steps that the position, of a mechanical plucking piece, set by a user is determined through Hall sensors; according to the position of the mechanical plucking piece, the set temperature of a variable temperature chamber is determined; and a cold source is controlled for refrigeration so as to provide cooling capacity for the variable temperature chamber through an air outlet, and thus the temperature in the variable temperature chamber reaches the set temperature. According to the scheme, the air outlet of the variable temperature chamber is provided with the mechanical plucking piece and the Hall sensors of the set number, the position, of the mechanical plucking piece, set by the user can be determined through the Hall sensors, the set temperature of the variable temperature chamber is judged precisely according to the position of the mechanical plucking piece, precise control over the temperature of the variable temperature chamber is achieved through a temperature sensor and a heater which are arranged in the variable temperature chamber, and the storage effect of stored objects in the variable temperature chamber is promoted.
Description
Technical field
The present invention relates to home wiring control field, more particularly to a kind of temperature-controlled process of wind cooling refrigerator and air-cooled ice
Case.
Background technology
Increasingly improve with social development and people's living standard, wind cooling refrigerator increasingly by people as life in must
Indispensable household electrical appliance.
It is typically provided low-temperature receiver and blower fan inside wind cooling refrigerator in the art existing, be arranged between wind cooling refrigerator storing indoor
In the air channel at gallbladder back.Produce low-temperature receiver to the circulating current of storing compartment using blower fan, storing compartment is freezed.Air channel
Air outlet is generally positioned at the back of wind cooling refrigerator storing compartment inner bag, the cold wind sent from air channel from the rear portion of storing compartment to
Before send,
Wind cooling refrigerator compartment temperature controls typically two ways, and one kind is by electronic damper control realization, that is, work as temperature
Degree reaches when Burnout or starting point by airdoor control air-out.Another inexpensive mode is to be manually adjusted by mechanical dial
Air port size, mates temperature according to air port, and due to not having the control of air door, therefore temperature control is inaccurate and there is temperature anomaly
Cannot be carried out compensating the problem intervened, often extent of alternating temperature can not be too big.And at varying environment temperature and working condition, storage
The warm area that the temperature of thing compartment is possible to adjust with user's anticipation has larger difference, may result in indoor article between storing
Storage effect, the experience of impact user.
Content of the invention
It is an object of the present invention to provide a kind of can realize the wind cooling refrigerator that accurate alternating temperature controls.
The present invention one further objective is that and wants reduces cost, improves the experience of user.
Especially, the invention provides a kind of temperature-controlled process of wind cooling refrigerator, wherein, wind cooling refrigerator include inner bag with
And ducting assembly, define storing compartment inside inner bag, and storing compartment is separated out independent temperature-changing chamber, wind by insulation shell
Road assembly is arranged at the back of inner bag, defines the supply air duct extending to storing compartment from low-temperature receiver, supply air duct is in temperature-changing chamber
There is an air outlet, air outlet is provided with the Hall element of a mechanical plectrum and predetermined number, and this is air-cooled
The temperature-controlled process of refrigerator includes: determines the position of the mechanical plectrum that user sets using Hall element；Dialled according to machinery
The position of piece determines the design temperature of temperature-changing chamber；And control low-temperature receiver refrigeration, to provide cold by air outlet to temperature-changing chamber, make
The indoor temperature of alternating temperature reaches design temperature.
Alternatively, wherein temperature-changing chamber is additionally provided with temperature sensor, and also wraps after controlling the step of low-temperature receiver refrigeration
Include: detect the actual temperature of temperature-changing chamber using the temperature sensor of temperature-changing chamber.
Alternatively, wherein temperature-changing chamber is additionally provided with heater, also wraps after the step of the actual temperature of detection temperature-changing chamber
Include: judge whether the actual temperature of temperature-changing chamber is less than design temperature；And if so, control the heater of temperature-changing chamber to open, so that
The actual temperature of temperature-changing chamber reaches design temperature.
Alternatively, storing compartment is also separated out refrigerator room by insulation shell, is provided with temperature sensor in refrigerator room,
And also included before the step controlling heater to open: detect the reality of refrigerator room using the temperature sensor of refrigerator room
Border temperature；Judge whether the actual temperature of refrigerator room reaches shutoff temperature；And if it is not, keeping the refrigerating state of low-temperature receiver, and
Execution controls the step that heater is opened.
Alternatively, setting having heaters in refrigerator room, and method also includes: reaches in the actual temperature of refrigerator room
Shutoff temperature, in the case that the actual temperature of temperature-changing chamber is more than design temperature, keeps the refrigerating state of low-temperature receiver, controls refrigerator room
Interior heater is opened.
According to another aspect of the present invention, additionally provide a kind of wind cooling refrigerator, this wind cooling refrigerator includes: inner bag, in it
Define storing compartment, wherein storing compartment is separated out independent temperature-changing chamber by insulation shell；Ducting assembly, is arranged at inner bag
Back, defines the supply air duct extending to storing compartment from low-temperature receiver, and supply air duct has an air outlet in temperature-changing chamber,
Air outlet is provided with the Hall element of a mechanical plectrum and predetermined number, to determine that user sets according to Hall element
The position of fixed mechanical plectrum；And master control borad, it is configured to determine the design temperature of temperature-changing chamber according to the position of mechanical plectrum, and
Control low-temperature receiver refrigeration, to provide cold by air outlet to temperature-changing chamber, the temperature making alternating temperature indoor reaches design temperature.
Alternatively, wind cooling refrigerator also includes: temperature sensor, is arranged at temperature-changing chamber, and is configured to detect temperature-changing chamber
Actual temperature.
Alternatively, wind cooling refrigerator also includes: heater, is arranged at temperature-changing chamber, and is configured to the actual temperature in temperature-changing chamber
Degree is opened less than in the case of design temperature, so that the actual temperature of temperature-changing chamber reaches design temperature.
Alternatively, storing compartment is also separated out refrigerator room by insulation shell, is provided with temperature sensor in refrigerator room,
And master control borad is configured to: after the temperature sensor using refrigerator room detects the actual temperature of refrigerator room, judge cold
Whether the actual temperature hiding compartment reaches shutoff temperature；And if it is not, keeping the refrigerating state of low-temperature receiver, and heater is controlled to open
Open.
Alternatively, setting having heaters in refrigerator room, and master control borad is configured to: in the actual temperature of refrigerator room
Reach shutoff temperature, in the case that the actual temperature of temperature-changing chamber is more than design temperature, keep the refrigerating state of low-temperature receiver, control cold preservation
Between indoor heater open.
The wind cooling refrigerator of the present invention, is provided with a mechanical plectrum and predetermined number suddenly in the air outlet of temperature-changing chamber
That sensor, can determine the position of the mechanical plectrum of user's setting according to Hall element, and the position according to mechanical plectrum
Determine the design temperature of temperature-changing chamber, control low-temperature receiver refrigeration, to provide cold by air outlet to temperature-changing chamber, make the indoor temperature of alternating temperature
Degree reaches design temperature, by accurately judging the air-out state of air outlet and the setting temperature of corresponding temperature-changing chamber of user's setting
Degree, is that the accurate temperature control of next step provides precondition.
Further, the temperature-controlled process of the wind cooling refrigerator of the present invention and wind cooling refrigerator, the wherein alternating temperature of wind cooling refrigerator
Room is additionally provided with temperature sensor and heater, and when actual temperature temperature-changing chamber is detected is less than design temperature, in cold preservation
In the case that the actual temperature of compartment is not reaching to shutoff temperature, in the case that is, low-temperature receiver needs to keep refrigerating state, controls and add
Hot device is opened, and is compensated with the temperature to temperature-changing chamber, makes the actual temperature of temperature-changing chamber be maintained at design temperature, realizes to alternating temperature
The precise control of room temperature, the storing effect of lifting alternating temperature indoor storage thing, the experience of lifting user.
According to the detailed description to the specific embodiment of the invention below in conjunction with accompanying drawing, those skilled in the art will be brighter
The above-mentioned and other purposes of the present invention, advantages and features.
Brief description
Describe some specific embodiments of the present invention hereinafter with reference to the accompanying drawings by way of example, and not by way of limitation in detail.
In accompanying drawing, identical reference denotes same or similar part or part.It should be appreciated by those skilled in the art that these
Accompanying drawing is not necessarily drawn to scale.In accompanying drawing:
Fig. 1 is the side sectional view of wind cooling refrigerator according to an embodiment of the invention；
Fig. 2 is the structural representation of the air outlet of wind cooling refrigerator according to an embodiment of the invention；
Fig. 3 is the schematic block diagram of wind cooling refrigerator according to an embodiment of the invention；
Fig. 4 is the schematic diagram of the temperature-controlled process of wind cooling refrigerator according to an embodiment of the invention；And
Fig. 5 is the detail flowchart of the temperature-controlled process of wind cooling refrigerator according to an embodiment of the invention.
Specific embodiment
Present embodiments provide a kind of wind cooling refrigerator, by the air outlet in temperature-changing chamber be provided with a mechanical plectrum with
And the Hall element of predetermined number, the position of mechanical plectrum that user sets can be determined according to Hall element, go forward side by side one
Step determines the design temperature of temperature-changing chamber, can solve the control due to not having air door, and temperature control is inaccurate and to there is temperature different
Often cannot be carried out compensating intervening, the problem of the indoor storage effect of article between impact storing.
The operation principle of wind cooling refrigerator is generally freezed using air, is produced in compartment and air channel using blower fan
The air-flow of circulation, when being arranged at the vaporizer in air channel, because the temperature of vaporizer is relatively low, both directly air-flow occur
Heat exchange, the temperature of air will reduce, and meanwhile, is blown into refrigerator through the air of cooling.Wind cooling refrigerator is exactly by this
Constantly endless form, to reduce the temperature of refrigerator storing compartment.
Fig. 1 is the side sectional view of wind cooling refrigerator 10 according to an embodiment of the invention.As shown in figure 1, this air-cooled ice
Case 10 includes inner bag 11, and the inside of inner bag 11 defines storing compartment, and the quantity of compartment and structure can be according to demand
Configured, Fig. 1 shows the first compartment and second compartment setting gradually up and down；Above compartment is configured to according to purposes difference
Refrigerator room, freezing compartment, temperature-changing chamber or fresh-keeping compartment.Each storing compartment can by demarcation strip longitudinally split for multiple storages
Object area, using rack or drawer storage article.The wind to possess dual-evaporator system for the wind cooling refrigerator 10 of the present embodiment
It is introduced as a example cold refrigerator, the wind cooling refrigerator of other structures can also realize the skill of the embodiment of the present invention by simple deformation
Art effect.In the present embodiment, the first compartment is refrigerator room 110, and second compartment is freezing compartment 130, and refrigerator room
110 bottoms are additionally provided with temperature-changing chamber 120.Because temperature-changing chamber 120 is internally provided with heater 126, freezing compartment should not be arranged on
In 130, the temperature-changing chamber 120 of therefore the present embodiment is generally located in refrigerator room 110.
In refrigerator room 110, outside the back of inner bag 11, it is formed with evaporator chamber 140.Refrigeration evaporator 142 is arranged at
In evaporator chamber 140, to provide cold to refrigerator room 110；And refrigerator room 110 is separated out independent change by insulation shell
Greenhouse 120.Ducting assembly is arranged at the back of inner bag 11, defines the supply air duct 111 extending to storing compartment from low-temperature receiver, and
And supply air duct 111 has an air outlet 121 in temperature-changing chamber 120, the wherein low-temperature receiver of the present embodiment can be refrigeration evaporator
142.
Fig. 2 is the structural representation of the air outlet 121 of wind cooling refrigerator 10 according to an embodiment of the invention.As Fig. 2 institute
Show, be provided with a mechanical plectrum 122 at air outlet 121, and carry Magnet on mechanical plectrum 122.Wherein air outlet 121
Air-out area can be adjusted by the position of mechanical plectrum 122.It is additionally provided with the hall sensing of predetermined number at air outlet 121
Device 123, the wherein quantity of Hall element 123 mate setting with the adjusting position of mechanical plectrum 122, and are respectively arranged at machinery
At the different adjustment position of plectrum 122.For example, the position of mechanical plectrum 122 can be 3: position a, position b and position c, then
When mechanical plectrum 122 is respectively at position a, position b or position c, the air-out area of air outlet 121 is 3 kinds, now hall sensing
The predetermined number of device 123 is 3, and is respectively arranged at position a, at position b, position c.Hall element 123 is to be imitated according to Hall
A kind of magnetic field sensor that should make.When one block of alive metal or wafer are placed vertically in magnetic field, thin
The two ends of piece will produce potential difference, and this phenomenon is known as Hall effect.The Hall element 123 made using Hall effect
The present position of mechanical plectrum 122 being set by the user can accurately be judged.
Fig. 3 is the schematic block diagram of wind cooling refrigerator 10 according to an embodiment of the invention.As shown in figure 3, wind cooling refrigerator 10
Including: Hall element 123, master control borad 124, temperature sensor 125 and heater 126.
Wherein, master control borad 124 can be configured to determine the design temperature of temperature-changing chamber 120 according to the position of mechanical plectrum 122,
And control low-temperature receiver to freeze, to provide cold by air outlet 121 to temperature-changing chamber 120, make the temperature in temperature-changing chamber 120 reach setting
Temperature.The diverse location of the mechanical plectrum 122 being set according to user, can obtain corresponding design temperature, thus carrying out corresponding
Control, realize the function of the wide warm area of temperature-changing chamber 120.
In a specific embodiment, the position of mechanical plectrum 122 can be 3: position a, position b and position c, then
The air-out state of air outlet 121 is 3 kinds, and corresponding design temperature can be (cold for 5 DEG C (cold preservation), -7 DEG C (soft freezings) and -18 DEG C
Freeze).If determining that the mechanical plectrum 122 that user sets is in position a by Hall element 123, may further determine that and set
Constant temperature degree is 5 DEG C；If determining that the mechanical plectrum 122 that user sets is in position b by Hall element 123, one can be entered
Step determines that design temperature is -7 DEG C；If determining that the mechanical plectrum 122 that user sets is in position c by Hall element 123,
May further determine that design temperature is -18 DEG C.Determine that design temperature is that next step is accurately controlled to the temperature of temperature-changing chamber 120
System provides precondition.Above numerical value only enumerates and the not concrete restriction to the present invention.
The wind cooling refrigerator 10 of the present embodiment can be the wind cooling refrigerator possessing double evaporators, possess refrigerator room and freezer
Simultaneously freezed respectively by two vaporizers in room；Can also be the wind cooling refrigerator only possessing refrigerator room, in the present embodiment, become
Greenhouse is typically all arranged in refrigerator room, because arranging having heaters in temperature-changing chamber, should not be arranged in freezing compartment.
As shown in figure 1, being also formed with outside the back of inner bag 11 being communicated in evaporator chamber 140, for removing to refrigerator room
The supply air duct 111 of the region air feed outside temperature-changing chamber 120.Temperature-changing chamber 120 is arranged at the bottom of refrigerator room 110, wind of blowing
Road 111 extends straight up, and interval offers the cold preservation air outlet 112 leading to refrigerator room 110, with right in the direction of extension
Region air feed in addition to temperature-changing chamber 120 for the refrigerator room 110.
Wind cooling refrigerator 10 can also include: blower fan 141, is arranged at the top of refrigeration evaporator 142, be configured to produce via
Refrigeration evaporator 142 heat exchange simultaneously feeds to temperature-changing chamber 120 and/or the air-flow of refrigerator room 110.High temperature air flows through refrigeration evaporator
When 142, fully carry out heat exchange with refrigeration evaporator 142, the temperature of air will reduce.Meanwhile, forced by blower fan 141 cold
Wind circulates, and air-flow is delivered to refrigerator room 110 along the second air channel 111.Wind cooling refrigerator 10 also includes compressor 13, with evaporation
The vitals such as device, condenser are linked to be loop, the refrigeration system of composition wind cooling refrigerator 10, and the Main Function of compressor 13 is to promote
Cold-producing medium flows in refrigeration systems, and the factor such as the refrigerating efficiency to wind cooling refrigerator 10 and noise has considerable influence.Wind cooling refrigerator
In 10 freezing compartment 130, in the cavity being formed outside the back of inner bag 11, it is provided with refrigerating evaporator 131.
Because refrigerator room 110 and temperature-changing chamber 120 are all not provided with air door, and share an identical refrigeration evaporator
142 it may occur that the long situation leading to temperature-changing chamber 120 temperature low of the cooling time of refrigerator room 110.On solving
State problem, the wind cooling refrigerator 10 of the present embodiment, temperature sensor 125 is arranged at temperature-changing chamber 120, and can be configured to detection and become
The actual temperature in greenhouse 120.Heater 126 is arranged at temperature-changing chamber 120, and the actual temperature being configured in temperature-changing chamber 120 is little
Open in the case of design temperature, so that the actual temperature of temperature-changing chamber 120 reaches design temperature.
Refrigerator room 110 can also be provided with temperature sensor, and master control borad 124 may be configured to: using cold
After hiding the actual temperature of temperature sensor detection refrigerator room 110 of compartment 110, judge that the actual temperature of refrigerator room 110 is
No reach shutoff temperature；And if it is not, keeping the refrigerating state of low-temperature receiver, and heater 126 is controlled to open.Both refrigerator can have been made
The temperature of room 110 continues to reduce it is ensured that storing the storing effect of thing in refrigerator room 110, can compensate temperature-changing chamber 120 in time again
Temperature, it is to avoid the temperature of temperature-changing chamber 120 by refrigerator room 110 long impact of cooling time cross be less than design temperature.
Additionally, refrigerator room 110 or other refrigeration compartment are likely to by the impact of temperature-changing chamber 120 and lead to temperature mistake
Low, the refrigerator room 110 of the present embodiment is not provided with air door, therefore necessarily leads to compressor when temperature-changing chamber 120 needs refrigeration
Remain in operation with blower fan, although and refrigerator room 110 may reach shutoff temperature but still may proceed to freeze, temperature mistake can be led to
Low thus freezing food.In the refrigerator room 110 of the present embodiment, can also having heaters be set, and master control borad 124 is acceptable
It is configured to: reach shutoff temperature in the actual temperature of refrigerator room 110, the actual temperature of temperature-changing chamber 120 is more than design temperature
In the case of, keep the refrigerating state of low-temperature receiver, control the heater in refrigerator room 110 to open.In another substituting enforcement
In example, the actual temperature of refrigerator room 110 drops to a lower limit value, such as, when 1 DEG C, low-temperature receiver can be forced to close, and in inspection
Measure the actual temperature in refrigerator room 110 and go back up to certain higher limit, such as, when 5 DEG C, be then turned on freezing, it is right both can to have realized
The protection of temperature in refrigerator room 110, may insure that temperature-changing chamber 120 temperature reaches target call again.
In some other embodiment, the temperature of other compartments is subject to shadow because the cooling time of temperature-changing chamber 120 is long
When ringing, compensated control accordingly also dependent on the built-in temperature sensor of other compartments and heater, it is to avoid other compartments
Interior temperature occurs abnormal.
The wind cooling refrigerator 10 of the present embodiment, be provided with the air outlet 121 of temperature-changing chamber 120 a mechanical plectrum 122 with
And the Hall element 123 of predetermined number, the position of the mechanical plectrum 122 of user's setting can be determined according to Hall element 123
Put, and determine the design temperature of temperature-changing chamber 120 according to the position of mechanical plectrum 122, control low-temperature receiver refrigeration, with by air outlet
121 provide cold to temperature-changing chamber 120, make the temperature in temperature-changing chamber 120 reach design temperature, by accurately judging what user set
The air-out state of air outlet 121 and the design temperature of corresponding temperature-changing chamber 120, are that the accurate temperature control of next step provides
Precondition.
Further, the temperature-changing chamber 120 of the wind cooling refrigerator 10 of the present embodiment is additionally provided with temperature sensor 125 and heater
126, and when actual temperature temperature-changing chamber 120 is detected is less than design temperature, do not reach in the actual temperature of refrigerator room 110
To in the case of shutoff temperature, in the case that is, low-temperature receiver needs to keep refrigerating state, heater 126 is controlled to open, with to alternating temperature
The temperature of room 120 compensates, and makes the actual temperature of temperature-changing chamber 120 be maintained at design temperature, realizes to temperature-changing chamber 120 temperature
Precise control, the storing effect of storage thing, the experience of lifting user in lifting temperature-changing chamber 120.
Present invention also offers a kind of temperature-controlled process of wind cooling refrigerator, Fig. 4 is according to an embodiment of the invention
The schematic diagram of the temperature-controlled process of wind cooling refrigerator.The temperature-controlled process of this wind cooling refrigerator can utilize any of the above-described embodiment
Wind cooling refrigerator 10 execute.As shown in figure 4, the temperature-controlled process of this wind cooling refrigerator executes following steps successively:
Step s402, determines the position of the mechanical plectrum 122 that user sets using Hall element 123；
Step s404, obtains the design temperature determining temperature-changing chamber 120 according to the position of mechanical plectrum 122；
Step s406, controls low-temperature receiver refrigeration, to provide cold by air outlet 121 to temperature-changing chamber 120, makes temperature-changing chamber 120
Interior temperature reaches design temperature.
In above step, the Hall element 123 in step s402 is to be passed according to a kind of magnetic field that Hall effect makes
Sensor.When one block of alive metal or wafer are placed vertically in magnetic field, the two ends of thin slice will produce electricity
Potential difference, this phenomenon is known as Hall effect.Due to being provided with a mechanical plectrum 122 at the air outlet 121 of temperature-changing chamber 120,
And carry Magnet on mechanical plectrum 122, can accurately judge the mechanical plectrum being set by the user by Hall element 123
122 present position.
In step s404, the diverse location of the mechanical plectrum 122 being set according to user, corresponding setting temperature can be obtained
Degree, thus accordingly being controlled, realizes the function of the wide warm area of temperature-changing chamber 120.
In a specific embodiment, the position of mechanical plectrum 122 can be 3: position a, position b and position c, then
The air-out state of air outlet 121 is 3 kinds, and corresponding design temperature can be (cold for 5 DEG C (cold preservation), -7 DEG C (soft freezings) and -18 DEG C
Freeze).If determining that the mechanical plectrum 122 that user sets is in position a by Hall element 123, may further determine that and set
Constant temperature degree is 5 DEG C；If determining that the mechanical plectrum 122 that user sets is in position b by Hall element 123, one can be entered
Step determines that design temperature is -7 DEG C；If determining that the mechanical plectrum 122 that user sets is in position c by Hall element 123,
May further determine that design temperature is -18 DEG C.Determine that design temperature is that next step is accurately controlled to the temperature of temperature-changing chamber 120
System provides precondition.Above numerical value only enumerates and the not concrete restriction to the present invention.
The temperature-controlled process of the wind cooling refrigerator of the present embodiment, can determine what user set according to Hall element 123
The position of mechanical plectrum 122, and the design temperature of temperature-changing chamber 120 is determined according to the position of mechanical plectrum 122, control low-temperature receiver system
Cold, to provide cold by air outlet 121 to temperature-changing chamber 120, make the temperature in temperature-changing chamber 120 reach design temperature, by essence
Really judge the air-out state of air outlet 121 of user's setting and the design temperature of corresponding temperature-changing chamber 120, be the essence of next step
Really temperature control provides precondition.
Fig. 5 is the detail flowchart of the temperature-controlled process of wind cooling refrigerator according to an embodiment of the invention.This is air-cooled
The temperature-controlled process of refrigerator comprises the following steps:
Step s502, determines the position of the mechanical plectrum 122 that user sets using Hall element 123；
Step s504, determines the design temperature of temperature-changing chamber 120 according to the position of mechanical plectrum 122；
Step s506, controls low-temperature receiver refrigeration；
Step s508, detects the actual temperature of temperature-changing chamber 120 using the temperature sensor 125 of temperature-changing chamber 120；
Step s510, judges that whether the actual temperature of temperature-changing chamber 120 is less than design temperature, if so, execution step s514, if
No, return execution step s508 after execution step s512；
Step s512, keeps the refrigerating state of low-temperature receiver；
Step s514, detects the actual temperature of refrigerator room 110 using the temperature sensor of refrigerator room 110；
Step s516, judges whether the actual temperature of refrigerator room 110 reaches shutoff temperature, if so, execution step s518,
If it is not, execution step s520；
Step s518, controls low-temperature receiver to quit work；
Step s520, keeps the refrigerating state of low-temperature receiver, controls the heater 126 of temperature-changing chamber 120 to open, so that temperature-changing chamber
120 actual temperature reaches design temperature.
In above step, step s514 to step s520 is to lead in order to avoid the cooling time of refrigerator room 110 is long
The low situation of mutagens greenhouse 120 temperature.Detect the reality of refrigerator room 110 in the temperature sensor using refrigerator room 110
After temperature, judge whether the actual temperature of refrigerator room 110 reaches shutoff temperature；And if it is not, keeping the refrigerating state of low-temperature receiver,
And control heater 126 to open.Both the temperature of refrigerator room 110 can have been made to continue to reduce it is ensured that storing thing in refrigerator room 110
Storing effect, the temperature of temperature-changing chamber 120 can be compensated in time, it is to avoid the temperature of temperature-changing chamber 120 is freezed by refrigerator room 110 again
The impact of overlong time and cross be less than design temperature.
Additionally, refrigerator room 110 or other refrigeration compartment are likely to by the impact of temperature-changing chamber 120 and lead to temperature mistake
Low, the refrigerator room 110 of the present embodiment is not provided with air door, therefore necessarily leads to compressor when temperature-changing chamber 120 needs refrigeration
Remain in operation with blower fan, although and refrigerator room 110 may reach shutoff temperature but still may proceed to freeze, temperature mistake can be led to
Low thus freezing food.In the refrigerator room 110 of the present embodiment, can also having heaters be set, and master control borad 124 is acceptable
It is configured to: reach shutoff temperature in the actual temperature of refrigerator room 110, the actual temperature of temperature-changing chamber 120 is more than design temperature
In the case of, keep the refrigerating state of low-temperature receiver, control the heater in refrigerator room 110 to open.In another substituting enforcement
In example, the actual temperature of refrigerator room 110 drops to a lower limit value, such as, when 1 DEG C, low-temperature receiver can be forced to close, and in inspection
Measure the actual temperature in refrigerator room 110 and go back up to certain higher limit, such as, when 5 DEG C, be then turned on freezing, it is right both can to have realized
The protection of temperature in refrigerator room 110, may insure that temperature-changing chamber 120 temperature reaches target call again.
In some other embodiment, the temperature of other compartments is subject to shadow because the cooling time of temperature-changing chamber 120 is long
When ringing, compensated control accordingly also dependent on the built-in temperature sensor of other compartments and heater, it is to avoid other compartments
Interior temperature occurs abnormal.
The temperature-changing chamber 120 of the temperature-controlled process of the wind cooling refrigerator of the present embodiment, wherein wind cooling refrigerator 10 is additionally provided with temperature
Degree sensor 125 and heater 126, and when actual temperature temperature-changing chamber 120 is detected is less than design temperature, in refrigerator room
In the case that 110 actual temperature is not reaching to shutoff temperature, in the case that is, low-temperature receiver needs to keep refrigerating state, control heating
Device 126 is opened, and is compensated with the temperature to temperature-changing chamber 120, makes the actual temperature of temperature-changing chamber 120 be maintained at design temperature, real
The now precise control to temperature-changing chamber 120 temperature, the storing effect of storage thing, the use body of lifting user in lifting temperature-changing chamber 120
Test.
Further, the temperature-controlled process of the wind cooling refrigerator of the present embodiment, reaches in the actual temperature of refrigerator room 110
Shutoff temperature, in the case that the actual temperature of temperature-changing chamber 120 is more than design temperature, keeps the refrigerating state of low-temperature receiver, controls cold preservation
Heater in compartment 110 is opened, and both can realize the protection to temperature in refrigerator room 110, and may insure temperature-changing chamber 120 again
Temperature reaches target call, it is to avoid extremely, taking into account refrigerator room 110 and becoming occur in the temperature of refrigerator room 110 and temperature-changing chamber 120
The storing effect in greenhouse 120.
So far, although those skilled in the art will appreciate that detailed herein illustrate and describe the multiple of the present invention and show
Example property embodiment, but, without departing from the spirit and scope of the present invention, still can be direct according to present disclosure
Determine or derive other variations or modifications of many meeting the principle of the invention.Therefore, the scope of the present invention is it is understood that and recognize
It is set to and cover other variations or modifications all these.
Claims (10)
1. a kind of temperature-controlled process of wind cooling refrigerator, wherein, described wind cooling refrigerator includes inner bag and ducting assembly, described interior
Define storing compartment inside gallbladder, and described storing compartment is separated out independent temperature-changing chamber, described air channel group by insulation shell
Part is arranged at the back of described inner bag, defines the supply air duct extending to described storing compartment from low-temperature receiver, described supply air duct
In described temperature-changing chamber, there is an air outlet, described air outlet is provided with a mechanical plectrum and the Hall of predetermined number passes
Sensor, and methods described includes:
Determine the position of the described machinery plectrum that user sets using described Hall element；
Determine the design temperature of described temperature-changing chamber according to the position of described machinery plectrum；And
Control described low-temperature receiver refrigeration, to provide cold by described air outlet to described temperature-changing chamber, make the indoor temperature of described alternating temperature
Degree reaches described design temperature.
2. method according to claim 1, wherein said temperature-changing chamber is additionally provided with temperature sensor, and described controlling
Also include after the step of low-temperature receiver refrigeration:
Temperature sensor using described temperature-changing chamber detects the actual temperature of described temperature-changing chamber.
3. method according to claim 2, wherein said temperature-changing chamber is additionally provided with heater, is detecting described temperature-changing chamber
Also include after the step of actual temperature:
Judge whether the actual temperature of described temperature-changing chamber is less than described design temperature；And
If so, the heater controlling described temperature-changing chamber is opened, so that the actual temperature of described temperature-changing chamber reaches described design temperature.
4. method according to claim 3, wherein, described storing compartment is also separated out refrigerator room by insulation shell, institute
State and in refrigerator room, be provided with temperature sensor, and also included before the step controlling described heater to open:
Temperature sensor using described refrigerator room detects the actual temperature of described refrigerator room；
Judge whether the actual temperature of described refrigerator room reaches shutoff temperature；And
If it is not, keeping the refrigerating state of described low-temperature receiver, and execute the step controlling described heater to open.
5. method according to claim 4, wherein, setting having heaters in described refrigerator room, and methods described is also
Including:
Reach shutoff temperature in the actual temperature of described refrigerator room, the actual temperature of described temperature-changing chamber is more than described design temperature
In the case of, keep the refrigerating state of described low-temperature receiver, control the heater in described refrigerator room to open.
6. a kind of wind cooling refrigerator, comprising:
Inner bag, defines storing compartment in it, wherein said storing compartment is separated out independent temperature-changing chamber by insulation shell；
Ducting assembly, is arranged at the back of described inner bag, defines the supply air duct extending to described storing compartment from low-temperature receiver, and
And described supply air duct has an air outlet in described temperature-changing chamber, described air outlet is provided with a mechanical plectrum and pre-
If the Hall element of quantity, to determine the position of the described machinery plectrum of user's setting according to described Hall element；And
Master control borad, is configured to determine the design temperature of described temperature-changing chamber according to the position of described machinery plectrum, and controls described cold
Freeze in source, to provide cold by described air outlet to described temperature-changing chamber, the temperature making described alternating temperature indoor reaches described setting
Temperature.
7. wind cooling refrigerator according to claim 6, wherein said wind cooling refrigerator also includes:
Temperature sensor, is arranged at described temperature-changing chamber, and is configured to detect the actual temperature of described temperature-changing chamber.
8. wind cooling refrigerator according to claim 7, wherein said wind cooling refrigerator also includes:
Heater, is arranged at described temperature-changing chamber, and the actual temperature being configured in described temperature-changing chamber is less than described design temperature
In the case of open so that the actual temperature of described temperature-changing chamber reaches described design temperature.
9. wind cooling refrigerator according to claim 8, wherein, described storing compartment is also separated out refrigerator by insulation shell
Room, is provided with temperature sensor in described refrigerator room, and described master control borad is configured to:
After the temperature sensor using described refrigerator room detects the actual temperature of described refrigerator room, judge described refrigerator
Whether the actual temperature of room reaches shutoff temperature；And if it is not, keeping the refrigerating state of described low-temperature receiver, and control described heater
Open.
10. wind cooling refrigerator according to claim 9, wherein, setting having heaters in described refrigerator room, and described master
Control plate is configured to:
Reach shutoff temperature in the actual temperature of described refrigerator room, the actual temperature of described temperature-changing chamber is more than described design temperature
In the case of, keep the refrigerating state of described low-temperature receiver, control the heater in described refrigerator room to open.
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| CN201610856034.XA CN106369917B (en) | 2016-09-27 | 2016-09-27 | The temprature control method and wind cooling refrigerator of wind cooling refrigerator |
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| CN201610856034.XA CN106369917B (en) | 2016-09-27 | 2016-09-27 | The temprature control method and wind cooling refrigerator of wind cooling refrigerator |
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| CN108613453A (en) * | 2018-03-31 | 2018-10-02 | 合肥美菱股份有限公司 | A kind of refrigeration module and its control method for refrigerator |
| CN108800715A (en) * | 2018-06-19 | 2018-11-13 | 海信（山东）冰箱有限公司 | Refrigeration equipment and control method |
| CN109682160A (en) * | 2017-10-19 | 2019-04-26 | 海信（山东）冰箱有限公司 | A kind of temprature control method of wind cooling refrigerator and its alternating temperature compartment |
| CN114322420A (en) * | 2021-12-31 | 2022-04-12 | 长虹美菱股份有限公司 | Freezing air duct freezing removal device for refrigerator and control method thereof |
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| Publication number | Publication date |
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| CN106369917B (en) | 2019-04-02 |
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