CN107421233B - Control method, control device and the refrigerator for preventing food from freezing - Google Patents
Control method, control device and the refrigerator for preventing food from freezing Download PDFInfo
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- CN107421233B CN107421233B CN201710433854.2A CN201710433854A CN107421233B CN 107421233 B CN107421233 B CN 107421233B CN 201710433854 A CN201710433854 A CN 201710433854A CN 107421233 B CN107421233 B CN 107421233B
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- temperature
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- refrigerator
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- preset temperature
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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
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/005—Mounting of control 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
- F25D2600/00—Control issues
- F25D2600/02—Timing
-
- 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
- F25D2600/00—Control issues
- F25D2600/06—Controlling according to a predetermined profile
-
- 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
- F25D2700/00—Means for sensing or measuring; Sensors therefor
- F25D2700/12—Sensors measuring the inside temperature
Abstract
The present invention provides the control method for preventing food from freezing, control device and refrigerators.Wherein, the control method for preventing food from freezing, comprising: receive the control command for preventing food from freezing, record the runing time of refrigerator；When the runing time of refrigerator reaches preset time, the temperature of food in refrigerator is detected；Judge whether the temperature of food is less than or equal to the first preset temperature；When the temperature for determining food is less than or equal to the first preset temperature, the environment temperature in refrigerator is increased according to preset rules；And when the temperature for determining food is greater than the first preset temperature, according to the environment temperature in current operating conditions control refrigerator.According to the technical solution of the present invention, it realizes and avoids freezing for food, the more conducively storage of food while guaranteeing fresh-keeping effect, effectively promotion user experience.
Description
Technical field
The present invention relates to refrigerator arts, in particular to a kind of control method for preventing food from freezing, Yi Zhongfang
Control device that only food freezes, a kind of refrigerator, a kind of computer equipment, a kind of computer readable storage medium.
Background technique
Tight demand with the fast development and consumer of wind cooling refrigerator to refrigerator functions subregion, so that refrigerator
Multi-functional fast development.In general, in refrigerator the temperature control of food memory space there are two types of situation: 1, fixed single temperature
Control, such as the warm and humid essence control of cold compartment of refrigerator fruits and vegetables, the soft stored frozen of meat, fresh-keeping wait of zero degree is all to utilize a kind of fixation
Temperature condition makes accordingly to be suitable for that the food stored reaches good fresh-keeping effect；2, the single temperature control of on-fixed, such as Fig. 1 institute
Show, is controlled using the temperature of high temperature low temperature alternate run, so that food is chronically at lower temperature levels and is stored, it can
Extend the food fresh-keeping period.
But it is thereupon the frozen problem of food, under the conditions of single temperature, for example soft freezing sets -3 DEG C, can make
Meat constantly freezes and the more freezes the more hard, and equally, the control program of high and low temperature alternative is too long still in low-temperature zone storage time
In the presence of the risk freezed；The freezing of fruits and vegetables can make mouthfeel obviously be deteriorated, or even can not eat, and the freezing of meat can bring defrosting
Worry etc..
Therefore how the precedent for not preventing food from freezing extremely in the program of refrigerator temperature control at present provides one kind
The control program of optimization, can guarantee the phenomenon that avoiding food from freezing while fresh-keeping effect, become skill urgently to be resolved at present
Art problem.
Summary of the invention
The present invention is directed to solve at least one of the technical problems existing in the prior art or related technologies.
For this purpose, the first purpose of this invention is to propose a kind of control method for preventing food from freezing.
Second object of the present invention is to propose a kind of control device for preventing food from freezing.
Third object of the present invention is to propose a kind of refrigerator.
Fourth object of the present invention is to propose a kind of computer equipment.
5th purpose of the invention is to propose a kind of computer readable storage medium.
In view of this, the first purpose of this invention, proposes a kind of control method for preventing food from freezing, it to be used for ice
Case, the control method include: the control command for receiving and preventing food from freezing, and record the runing time of refrigerator；When the operation of refrigerator
When time reaches preset time, the temperature of food in refrigerator is detected；Judge whether the temperature of food is less than or equal to the first default temperature
Degree；When the temperature for determining food is less than or equal to the first preset temperature, the environment temperature in refrigerator is increased according to preset rules；With
And when the temperature for determining food is greater than the first preset temperature, according to the environment temperature in current operating conditions control refrigerator.
It is according to the present invention to prevent the control method that food freezes, it can be used in refrigerator or refrigerator-freezer, according to preventing food
The control command freezed, be one time zero of program setting, start timing, when running between reach the preset time
Afterwards, the temperature that food is acquired by temperature detection device, determines the temperature of food, if the food temperature of detection is greater than
First preset temperature then continues to run the main program of refrigerator, according to the environment temperature in current operating status control refrigerator, such as
The food temperature of fruit detection is less than or equal to the first preset temperature, illustrates that current main program causes food temperature relatively low, there is jelly
Risk is tied, then forces to jump to hot operation, so that food temperature is gone up to safe range and be unlikely to excessively high, thus guaranteeing to protect
Freezing for food, the more conducively storage of food are avoided while fresh effect, effectively promotion user experience.
Wherein, time zero can be the time that program powers on, and is also possible to temperature detection device and detects food temperature
The moment or other more suitable time points for reaching safe range, be according to different application scenarios depending on.Temperature sensing dress
It sets and can be one or more, can choose common temperature sensor or infrared temperature sensor, or even wireless transmission temperature
Spend detector, specific installation site according to the actual situation depending on, but must assure that and can directly or indirectly detect and be put into ice
The surface temperature of food or its internal temperature in case, to ensure to detect the accuracy of food temperature, to prevent detection food
Temperature deviation causes food to freeze or rise again excessively high, influences fresh-keeping effect.
In addition, above-mentioned according to the present invention prevent the control method that food freezes, there can also be following additional technology
Feature:
In the above-mentioned technical solutions, it is preferable that when the temperature for determining food is less than or equal to the first preset temperature, according to pre-
If rule increases the step of environment temperature in refrigerator, specifically include: control refrigerator is run with the second preset temperature；Detect refrigerator
The temperature of interior food；When the temperature of food in refrigerator reaches third preset temperature, control refrigerator returns to current operating conditions.
In the technical scheme, the operation of the second preset temperature is jumped to by control refrigerator pressure, the second preset temperature
Value range is at 2 DEG C~4 DEG C, and in this process, timing acquiring food temperature judges the temperature of food, works as food
Temperature recovery to third preset temperature when, make refrigerator restore to normal main program control, wherein third preset temperature is necessary
More than the chill point of food, but cannot be excessively high, it may be selected -2~3 DEG C, it is attached to guarantee that the temperature of food is chronically at chill point
Closely, to reduce the influence to the food fresh-keeping period as far as possible.
In any of the above-described technical solution, it is preferable that whether be less than or equal to the first preset temperature in the temperature for judging food
Before, further includes: the type of food in detection refrigerator determines corresponding first preset temperature according to the type of food.
In the technical scheme, the food species stored in refrigerator are various, generally comprising fruits and vegetables, meat, eggs etc., no
The type of same food, corresponding the first different preset temperature, for example, the first preset temperature corresponding with fruits and vegetables generally selects
- 2~3 DEG C are selected, the first preset temperature corresponding with meat is typically chosen -5~0 DEG C, by detecting the type of food in refrigerator,
It determines the first preset temperature corresponding with its type, so as to judge food temperatures various in refrigerator, works as food
Object temperature is higher then to be operated normally by main program, and food temperature is too low, then jumps hot operation, and food temperature is made to go back up to safety
Range and it is unlikely to excessively high, solves the problems, such as that accommodating food freezes extremely in refrigerator.
In any of the above-described technical solution, it is preferable that the value range of preset time is 5h to 30h；First preset temperature
Value range be -5 DEG C to 3 DEG C；The value range of second preset temperature is 2 DEG C to 4 DEG C；The value range of third preset temperature
It is -2 DEG C to 3 DEG C.
In the technical scheme, the value range of timing time, the value generally within the scope of 5~30h are defined；First is pre-
If the value range of temperature includes but is not limited to -5~3 DEG C, value is depending on the type of food, for example, opposite with fruits and vegetables
The first preset temperature answered is typically chosen -2~3 DEG C, and the first preset temperature corresponding with meat is typically chosen -5~0 DEG C；The
Two preset temperatures are an opposite high temperature set temperatures, the purpose is to relatively low in food temperature, there are when lockout risk, make ice
Case pressure jumps to the operation of the second preset temperature, and value range includes but is not limited to 2~4 DEG C；The value of third preset temperature
Range includes but is not limited to -2~3 DEG C, and value must be more than food chill point, but cannot be excessively high, to reduce as far as possible
Influence to the food fresh-keeping period.
In any of the above-described technical solution, it is preferable that the temperature of food includes foodstuff surface temperature or food therein temperature；
The type of food includes fruits and vegetables, meat, eggs.
In the technical scheme, the temperature that food is detected by temperature detection device, can select food according to the actual situation
Surface temperature or food therein temperature, the type of food include fruits and vegetables, meat, eggs, but not limited to this.Wherein, temperature is visited
Surveying device can be one or more, can choose common temperature sensor or infrared temperature sensor, or even wireless biography
Defeated hygrosensor, specific installation site according to the actual situation depending on, but must assure that and can directly or indirectly detect and put
Enter the surface temperature of food or its internal temperature in refrigerator, to ensure to detect the accuracy of food temperature, to prevent from detecting
Food temperature deviation causes food to freeze or rise again excessively high, influences fresh-keeping effect.
Second object of the present invention proposes a kind of control device for preventing food from freezing, and is used for refrigerator, control device
Include: timing unit, for receiving the control command for preventing food from freezing, records the runing time of refrigerator；First detection unit,
For detecting the temperature of food in refrigerator when the runing time of refrigerator reaches preset time；Control unit, for judging food
Temperature whether be less than or equal to the first preset temperature；Control unit is also used to be less than or equal to first in advance when the temperature for determining food
If when temperature, increasing the environment temperature in refrigerator according to preset rules；And when the temperature for determining food is greater than the first default temperature
When spending, according to the environment temperature in current operating conditions control refrigerator.
It is according to the present invention to prevent the control device that food freezes, it can be used in refrigerator or refrigerator-freezer, according to preventing food
The control command freezed, be one time zero of program setting, start timing, when running between reach the preset time
Afterwards, the temperature that food is acquired by temperature detection device, determines the temperature of food, if the food temperature of detection is greater than
First preset temperature then continues to run the main program of refrigerator, according to the environment temperature in current operating status control refrigerator, such as
The food temperature of fruit detection is less than or equal to the first preset temperature, illustrates that current main program causes food temperature relatively low, there is jelly
Risk is tied, then forces to jump to hot operation, so that food temperature is gone up to safe range and be unlikely to excessively high, thus guaranteeing to protect
Freezing for food, the more conducively storage of food are avoided while fresh effect, effectively promotion user experience.
Wherein, time zero can be the time that program powers on, and is also possible to temperature detection device and detects food temperature
The moment or other more suitable time points for reaching safe range, be according to different application scenarios depending on.Temperature sensing dress
It sets and can be one or more, can choose common temperature sensor or infrared temperature sensor, or even wireless transmission temperature
Spend detector, specific installation site according to the actual situation depending on, but must assure that and can directly or indirectly detect and be put into ice
The surface temperature of food or its internal temperature in case, to ensure to detect the accuracy of food temperature, to prevent detection food
Temperature deviation causes food to freeze or rise again excessively high, influences fresh-keeping effect.
In the above-mentioned technical solutions, it is preferable that control unit, for being preset when the temperature for determining food is less than or equal to first
When temperature, according to preset rules increase refrigerator in environment temperature the step of, specifically include: control refrigerator with the second preset temperature
Operation；Detect the temperature of food in refrigerator；When the temperature of food in refrigerator reaches third preset temperature, control refrigerator return is worked as
Preceding operating status.
In the technical scheme, the operation of the second preset temperature is jumped to by control refrigerator pressure, the second preset temperature
Value range is at 2 DEG C~4 DEG C, and in this process, timing acquiring food temperature judges the temperature of food, works as food
Temperature recovery to third preset temperature when, make refrigerator restore to normal main program control, wherein third preset temperature is necessary
More than the chill point of food, but cannot be excessively high, it may be selected -2~3 DEG C, it is attached to guarantee that the temperature of food is chronically at chill point
Closely, to reduce the influence to the food fresh-keeping period as far as possible.
In any of the above-described technical solution, it is preferable that further include: second detection unit, the temperature for judging food whether
Before the first preset temperature, for detecting the type of food in refrigerator, determined according to the type of food corresponding
First preset temperature.
In the technical scheme, the food species stored in refrigerator are various, generally comprising fruits and vegetables, meat, eggs etc., no
The type of same food, corresponding the first different preset temperature, for example, the first preset temperature corresponding with fruits and vegetables generally selects
- 2~3 DEG C are selected, the first preset temperature corresponding with meat is typically chosen -5~0 DEG C, by detecting the type of food in refrigerator,
It determines the first preset temperature corresponding with its type, so as to judge food temperatures various in refrigerator, works as food
Object temperature is higher then to be operated normally by main program, and food temperature is too low, then jumps hot operation, and food temperature is made to go back up to safety
Range and it is unlikely to excessively high, solves the problems, such as that accommodating food freezes extremely in refrigerator.
In any of the above-described technical solution, it is preferable that the value range of preset time is 5h to 30h；First preset temperature
Value range be -5 DEG C to 3 DEG C；The value range of second preset temperature is 2 DEG C to 4 DEG C；The value range of third preset temperature
It is -2 DEG C to 3 DEG C.
In the technical scheme, the value range of timing time, the value generally within the scope of 5~30h are defined；First is pre-
If the value range of temperature includes but is not limited to -5~3 DEG C, value is depending on the type of food, for example, opposite with fruits and vegetables
The first preset temperature answered is typically chosen -2~3 DEG C, and the first preset temperature corresponding with meat is typically chosen -5~0 DEG C；The
Two preset temperatures are an opposite high temperature set temperatures, the purpose is to relatively low in food temperature, there are when lockout risk, make ice
Case pressure jumps to the operation of the second preset temperature, and value range includes but is not limited to 2~4 DEG C；The value of third preset temperature
Range includes but is not limited to -2~3 DEG C, and value must be more than food chill point, but cannot be excessively high, to reduce as far as possible
Influence to the food fresh-keeping period.
In any of the above-described technical solution, it is preferable that the temperature of food includes foodstuff surface temperature or food therein temperature；
The type of food includes fruits and vegetables, meat, eggs.
In the technical scheme, the temperature that food is detected by temperature detection device, can select food according to the actual situation
Surface temperature or food therein temperature, the type of food include fruits and vegetables, meat, eggs, but not limited to this.Wherein, temperature is visited
Surveying device can be one or more, can choose common temperature sensor or infrared temperature sensor, or even wireless biography
Defeated hygrosensor, specific installation site according to the actual situation depending on, but must assure that and can directly or indirectly detect and put
Enter the surface temperature of food or its internal temperature in refrigerator, to ensure to detect the accuracy of food temperature, to prevent from detecting
Food temperature deviation causes food to freeze or rise again excessively high, influences fresh-keeping effect.
Third object of the present invention proposes a kind of refrigerator, comprising: at least one temperature detection device；And above-mentioned
The control device that food freezes is prevented in one technical solution.
Refrigerator according to the present invention, using the control device for preventing food from freezing, thus having this prevents food from freezing
Whole beneficial effects of control device, details are not described herein.
In the above-mentioned technical solutions, it is preferable that temperature detection device comprises at least one of the following or combinations thereof: temperature sensing
Device, infrared temperature sensor, radio temperature sensor.
In the technical scheme, temperature detection device can be one or more, can choose common temperature sensor,
Or infrared temperature sensor, or even wireless transmission hygrosensor, specific installation site according to the actual situation depending on, but it is necessary
Guarantee directly or indirectly to detect and be put into the surface temperature of food or its internal temperature in refrigerator, to ensure to detect food
The accuracy of object temperature influences fresh-keeping effect to prevent detection food temperature deviation from food being caused to freeze or rise again excessively high.
Fourth object of the present invention, proposes a kind of computer equipment, including memory, processor and is stored in storage
On device and the computer program that can run on a processor, processor is used to execute to be prevented from eating in such as any of the above-described technical solution
The step of control method that object freezes.
Computer equipment according to the present invention, can be realized selected time zero, food temperature in timing acquiring refrigerator, into
Trip temperature judgement is then operated normally by main program when food temperature is higher, when food temperature is too low, jumps hot operation, make to eat
Object temperature recovery is to safe range and is unlikely to excessively high, to avoid freezing for food while guaranteeing fresh-keeping effect.
5th purpose of the invention, proposes a kind of computer readable storage medium, is stored thereon with computer program,
It is realized when computer program is executed by processor such as the control method for preventing food from freezing in any of the above-described technical solution
Step.
Computer readable storage medium according to the present invention can be realized selected time zero, food in timing acquiring refrigerator
Object temperature carries out temperature judgement, then operates normally by main program when food temperature is higher, when food temperature is too low, jumps high temperature
Operation, makes food temperature go back up to safe range and is unlikely to excessively high, to avoid food while guaranteeing fresh-keeping effect
Freeze.
Additional aspect and advantage of the invention will become obviously in following description section, or practice through the invention
Recognize.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 shows the single temperature controlled main program schematic diagram of on-fixed in the related technology；
Fig. 2 shows the flow diagrams of the control method according to an embodiment of the invention for preventing food from freezing；
Fig. 3 shows the process signal of the control method for preventing food from freezing according to another embodiment of the invention
Figure；
Fig. 4 shows the schematic block diagram of the control device according to an embodiment of the invention for preventing food from freezing；
Fig. 5 shows the schematic block diagram of the control device for preventing food from freezing according to another embodiment of the invention；
Fig. 6 shows the schematic block diagram of refrigerator according to an embodiment of the invention；
Fig. 7 shows the schematic diagram of computer equipment according to an embodiment of the invention；
Fig. 8 shows the process signal of the control method for preventing food from freezing of a specific embodiment according to the present invention
Figure.
Specific embodiment
To better understand the objects, features and advantages of the present invention, with reference to the accompanying drawing and specific real
Applying mode, the present invention is further described in detail.It should be noted that in the absence of conflict, the implementation of the application
Feature in example and embodiment can be combined with each other.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, still, the present invention may be used also
To be implemented using other than the one described here other modes, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
As shown in Fig. 2, the flow diagram of the control method according to an embodiment of the invention for preventing food from freezing.
Wherein, which includes:
Step 202, the control command for preventing food from freezing is received, the runing time of refrigerator is recorded；
Step 204, when the runing time of refrigerator reaches preset time, the temperature of food in refrigerator is detected；
Step 206, judge whether the temperature of food is less than or equal to the first preset temperature；
Step 208, it when the temperature for determining food is less than or equal to the first preset temperature, is increased in refrigerator according to preset rules
Environment temperature；And
Step 210, when the temperature for determining food is greater than the first preset temperature, according in current operating conditions control refrigerator
Environment temperature.
The control method 200 provided by the invention for preventing food from freezing, can be used in refrigerator or refrigerator-freezer, according to preventing from eating
The control command that object freezes, be one time zero of program setting, start timing, when running between reach the preset time
Afterwards, the temperature that food is acquired by temperature detection device, determines the temperature of food, if the food temperature of detection is greater than
First preset temperature then continues to run the main program of refrigerator, according to the environment temperature in current operating status control refrigerator, such as
The food temperature of fruit detection is less than or equal to the first preset temperature, illustrates that current main program causes food temperature relatively low, there is jelly
Risk is tied, then forces to jump to hot operation, so that food temperature is gone up to safe range and be unlikely to excessively high, thus guaranteeing to protect
Freezing for food, the more conducively storage of food are avoided while fresh effect, effectively promotion user experience.
Wherein, time zero can be the time that program powers on, and is also possible to temperature detection device and detects food temperature
The moment or other more suitable time points for reaching safe range, be according to different application scenarios depending on.Temperature sensing dress
It sets and can be one or more, can choose common temperature sensor or infrared temperature sensor, or even wireless transmission temperature
Spend detector, specific installation site according to the actual situation depending on, but must assure that and can directly or indirectly detect and be put into ice
The surface temperature of food or its internal temperature in case, to ensure to detect the accuracy of food temperature, to prevent detection food
Temperature deviation causes food to freeze or rise again excessively high, influences fresh-keeping effect.
As shown in figure 3, the process signal of the control method for preventing food from freezing according to another embodiment of the invention
Figure.Wherein, which includes:
Step 302, the control command for preventing food from freezing is received, the runing time of refrigerator is recorded；
Step 304, when the runing time of refrigerator reaches preset time, the temperature of food in refrigerator is detected；
Step 306, judge whether the temperature of food is less than or equal to the first preset temperature；
Step 308, when the temperature for determining food is less than or equal to the first preset temperature, refrigerator is controlled with the second preset temperature
Operation；
Step 310, when the temperature for determining food is greater than the first preset temperature, according in current operating conditions control refrigerator
Environment temperature.
Step 312, the temperature of food in refrigerator is detected；
Step 314, judge whether food temperature reaches third preset temperature；
When the temperature of food in refrigerator reaches third preset temperature, refrigerator return step 310 is controlled；Otherwise, step is returned
Rapid 312.
In this embodiment, the operation of the second preset temperature is jumped to by control refrigerator pressure, the second preset temperature takes
It is worth range at 2 DEG C~4 DEG C, in this process, timing acquiring food temperature judges the temperature of food, when food
When temperature recovery to third preset temperature, refrigerator is set to restore to normal main program to control, wherein third preset temperature must be
It is more than the chill point of food, but cannot be excessively high, it may be selected -2~3 DEG C, guarantee that the temperature of food is chronically near chill point,
To reduce the influence to the food fresh-keeping period as far as possible.
In any of the above-described embodiment, it is preferable that the temperature for judging food whether be less than or equal to the first preset temperature it
Before, further includes: the type of food in detection refrigerator determines corresponding first preset temperature according to the type of food.
In this embodiment, the food species stored in refrigerator are various, different generally comprising fruits and vegetables, meat, eggs etc.
Food type, corresponding the first different preset temperature, for example, the first preset temperature corresponding with fruits and vegetables is typically chosen -2
~3 DEG C, the first preset temperature corresponding with meat is typically chosen -5~0 DEG C, by the type of food in detection refrigerator, comes true
Fixed the first preset temperature corresponding with its type, so as to judge food temperatures various in refrigerator, when food temperature
It spends higher main program of then pressing to operate normally, food temperature is too low, then jumps hot operation, and food temperature is made to go back up to safe range
And it is unlikely to excessively high, solve the problems, such as that accommodating food freezes extremely in refrigerator.
In any of the above-described embodiment, it is preferable that the value range of preset time is 5h to 30h；First preset temperature
Value range is -5 DEG C to 3 DEG C；The value range of second preset temperature is 2 DEG C to 4 DEG C；The value range of third preset temperature
It is -2 DEG C to 3 DEG C.
In this embodiment, the value range of timing time, the value generally within the scope of 5~30h are defined；First is default
The value range of temperature includes but is not limited to -5~3 DEG C, and value is depending on the type of food, for example, corresponding with fruits and vegetables
The first preset temperature be typically chosen -2~3 DEG C, the first preset temperature corresponding with meat is typically chosen -5~0 DEG C；Second
Preset temperature is an opposite high temperature set temperature, the purpose is to relatively low in food temperature, there are when lockout risk, makes refrigerator
Pressure jumps to the operation of the second preset temperature, and value range includes but is not limited to 2~4 DEG C；The value model of third preset temperature
Enclose including but not limited to -2~3 DEG C, value must be more than food chill point, but cannot be excessively high, to reduce as far as possible pair
The influence in food fresh-keeping period.
In any of the above-described embodiment, it is preferable that the temperature of food includes foodstuff surface temperature or food therein temperature；Food
The type of object includes fruits and vegetables, meat, eggs.
In this embodiment, the temperature that food is detected by temperature detection device, can select food table according to the actual situation
Face temperature or food therein temperature, the type of food include fruits and vegetables, meat, eggs, but not limited to this.Wherein, temperature sensing
Device can be one or more, can choose common temperature sensor or infrared temperature sensor, or even wireless transmission
Hygrosensor, specific installation site according to the actual situation depending on, but must assure that and can directly or indirectly detect and be put into
The surface temperature of food or its internal temperature in refrigerator, to ensure to detect the accuracy of food temperature, to prevent detection from eating
Object temperature deviation causes food to freeze or rise again excessively high, influences fresh-keeping effect.
As shown in figure 4, the schematic block diagram of the control device according to an embodiment of the invention for preventing food from freezing.Its
In, which includes:
Timing unit 402 records the runing time of refrigerator for receiving the control command for preventing food from freezing；
First detection unit 404, for detecting the temperature of food in refrigerator when the runing time of refrigerator reaches preset time
Degree；
Control unit 406, for judging whether the temperature of food is less than or equal to the first preset temperature；When the temperature for determining food
When degree is less than or equal to the first preset temperature, the environment temperature in refrigerator is increased according to preset rules；And when the temperature for determining food
When degree is greater than the first preset temperature, according to the environment temperature in current operating conditions control refrigerator.
The control device 400 provided by the invention for preventing food from freezing, can be used in refrigerator or refrigerator-freezer, according to preventing from eating
The control command that object freezes, be one time zero of program setting, start timing, when running between reach the preset time
Afterwards, the temperature that food is acquired by temperature detection device, determines the temperature of food, if the food temperature of detection is greater than
First preset temperature then continues to run the main program of refrigerator, according to the environment temperature in current operating status control refrigerator, such as
The food temperature of fruit detection is less than or equal to the first preset temperature, illustrates that current main program causes food temperature relatively low, there is jelly
Risk is tied, then forces to jump to hot operation, so that food temperature is gone up to safe range and be unlikely to excessively high, thus guaranteeing to protect
Freezing for food, the more conducively storage of food are avoided while fresh effect, effectively promotion user experience.
Wherein, time zero can be the time that program powers on, and is also possible to temperature detection device and detects food temperature
The moment or other more suitable time points for reaching safe range, be according to different application scenarios depending on.Temperature sensing dress
It sets and can be one or more, can choose common temperature sensor or infrared temperature sensor, or even wireless transmission temperature
Spend detector, specific installation site according to the actual situation depending on, but must assure that and can directly or indirectly detect and be put into ice
The surface temperature of food or its internal temperature in case, to ensure to detect the accuracy of food temperature, to prevent detection food
Temperature deviation causes food to freeze or rise again excessively high, influences fresh-keeping effect.
In the above embodiment, it is preferable that control unit 406, for being less than or equal to first in advance when the temperature for determining food
If when temperature, the step of increasing the environment temperature in refrigerator according to preset rules, specifically include: control refrigerator is with the second default temperature
Degree operation；Detect the temperature of food in refrigerator；When the temperature of food in refrigerator reaches third preset temperature, control refrigerator is returned
Current operating conditions.
In this embodiment, the operation of the second preset temperature is jumped to by control refrigerator pressure, the second preset temperature takes
It is worth range at 2 DEG C~4 DEG C, in this process, timing acquiring food temperature judges the temperature of food, when food
When temperature recovery to third preset temperature, refrigerator is set to restore to normal main program to control, wherein third preset temperature must be
It is more than the chill point of food, but cannot be excessively high, it may be selected -2~3 DEG C, guarantee that the temperature of food is chronically near chill point,
To reduce the influence to the food fresh-keeping period as far as possible.
As shown in figure 5, the schematic block diagram of the control device for preventing food from freezing according to another embodiment of the invention.
Wherein, which includes:
Timing unit 502 records the runing time of refrigerator for receiving the control command for preventing food from freezing；
First detection unit 504, for detecting the temperature of food in refrigerator when the runing time of refrigerator reaches preset time
Degree；
Control unit 506, for judging whether the temperature of food is less than or equal to the first preset temperature；When the temperature for determining food
When degree is less than or equal to the first preset temperature, the environment temperature in refrigerator is increased according to preset rules；And when the temperature for determining food
When degree is greater than the first preset temperature, according to the environment temperature in current operating conditions control refrigerator；
Wherein, control unit 506 are specifically included for the step of increasing the environment temperature in refrigerator according to preset rules:
Control refrigerator is run with the second preset temperature；Detect the temperature of food in refrigerator；When to reach third pre- for the temperature of food in refrigerator
If when temperature, control refrigerator returns to current operating conditions；
Second detection unit 508, before whether the temperature for judging food is less than or equal to the first preset temperature, for detecting
The type of food in refrigerator determines corresponding first preset temperature according to the type of food.
In this embodiment, the food species stored in refrigerator are various, different generally comprising fruits and vegetables, meat, eggs etc.
Food type, corresponding the first different preset temperature, for example, the first preset temperature corresponding with fruits and vegetables is typically chosen -2
~3 DEG C, the first preset temperature corresponding with meat is typically chosen -5~0 DEG C, by the type of food in detection refrigerator, comes true
Fixed the first preset temperature corresponding with its type, so as to judge food temperatures various in refrigerator, when food temperature
It spends higher main program of then pressing to operate normally, food temperature is too low, then jumps hot operation, and food temperature is made to go back up to safe range
And it is unlikely to excessively high, solve the problems, such as that accommodating food freezes extremely in refrigerator.
In any of the above-described embodiment, it is preferable that the value range of preset time is 5h to 30h；First preset temperature
Value range is -5 DEG C to 3 DEG C；The value range of second preset temperature is 2 DEG C to 4 DEG C；The value range of third preset temperature
It is -2 DEG C to 3 DEG C.
In this embodiment, the value range of timing time, the value generally within the scope of 5~30h are defined；First is default
The value range of temperature includes but is not limited to -5~3 DEG C, and value is depending on the type of food, for example, corresponding with fruits and vegetables
The first preset temperature be typically chosen -2~3 DEG C, the first preset temperature corresponding with meat is typically chosen -5~0 DEG C；Second
Preset temperature is an opposite high temperature set temperature, the purpose is to relatively low in food temperature, there are when lockout risk, makes refrigerator
Pressure jumps to the operation of the second preset temperature, and value range includes but is not limited to 2~4 DEG C；The value model of third preset temperature
Enclose including but not limited to -2~3 DEG C, value must be more than food chill point, but cannot be excessively high, to reduce as far as possible pair
The influence in food fresh-keeping period.
In any of the above-described embodiment, it is preferable that the temperature of food includes foodstuff surface temperature or food therein temperature；Food
The type of object includes fruits and vegetables, meat, eggs.
In this embodiment, the temperature that food is detected by temperature detection device, can select food table according to the actual situation
Face temperature or food therein temperature, the type of food include fruits and vegetables, meat, eggs, but not limited to this.Wherein, temperature sensing
Device can be one or more, can choose common temperature sensor or infrared temperature sensor, or even wireless transmission
Hygrosensor, specific installation site according to the actual situation depending on, but must assure that and can directly or indirectly detect and be put into
The surface temperature of food or its internal temperature in refrigerator, to ensure to detect the accuracy of food temperature, to prevent detection from eating
Object temperature deviation causes food to freeze or rise again excessively high, influences fresh-keeping effect.
As shown in fig. 6, the schematic block diagram of refrigerator according to an embodiment of the invention.Wherein, which includes:
At least one temperature detection device 602；And the control device 604 for preventing food from freezing in any of the above-described embodiment.
Refrigerator 600 according to the present invention using the control device 604 for preventing food from freezing, thus has this and prevents food
Whole beneficial effects of the control device 604 freezed, details are not described herein.
In the above embodiment, it is preferable that temperature detection device 602 comprises at least one of the following or combinations thereof: temperature passes
Sensor, infrared temperature sensor, radio temperature sensor.
In this embodiment, temperature detection device 602 can be one or more, can choose common temperature sensing
Device or infrared temperature sensor, in addition wireless transmission hygrosensor, specific installation site according to the actual situation depending on, but
Must assure that can directly or indirectly detect and be put into the surface temperature of food or its internal temperature in refrigerator, to ensure to examine
The accuracy of food temperature is surveyed, to prevent detection food temperature deviation from food being caused to freeze or rise again excessively high, influences fresh-keeping effect
Fruit.
As shown in fig. 7, the schematic diagram of computer equipment according to an embodiment of the invention.The computer equipment 1 packet
It includes memory 12, processor 14 and is stored in the computer program that can be run on memory 12 and on processor 14, processor
14 for executing the method and step of the control method as prevented food from freezing in above-mentioned any embodiment.
Computer equipment 1 provided by the invention, can be realized selected time zero, food temperature in timing acquiring refrigerator,
Temperature judgement is carried out, is then operated normally by main program when food temperature is higher, when food temperature is too low, is jumped hot operation, make
Food temperature goes back up to safe range and is unlikely to excessively high, to avoid freezing for food while guaranteeing fresh-keeping effect.
5th purpose of the invention, proposes a kind of computer readable storage medium, is stored thereon with computer program,
The side such as the control method for preventing food from freezing in above-mentioned any embodiment is realized when computer program is executed by processor
Method step.
Computer readable storage medium according to the present invention can be realized selected time zero, food in timing acquiring refrigerator
Object temperature carries out temperature judgement, then operates normally by main program when food temperature is higher, when food temperature is too low, jumps high temperature
Operation, makes food temperature go back up to safe range and is unlikely to excessively high, to avoid food while guaranteeing fresh-keeping effect
Freeze.
As shown in figure 8, the process of the control method for preventing food from freezing of a specific embodiment according to the present invention is shown
It is intended to.Wherein, which includes:
Step 802, time zero is set, timing is started；
Step 804, after preset time, the temperature of food in refrigerator is detected；
Step 806, judge whether the temperature of food is greater than t0；
Step 808, when determining result is to be, refrigerator circumstance temperature is operated normally according to main control module；
Step 810, when it is no for determining result, the pressure of refrigerator circumstance temperature jumps to high temperature t2 operation；
Step 812, judge whether food temperature is more than or equal to t3；
Step 814, when food temperature is less than t3, return step 810；When food temperature is more than or equal to t3, ice is returned
Case primary control program；
Step 816, food temperature is reached into the time point of t3 as time zero.
In this embodiment, food (meat) is placed into storage in refrigerator soft freezing chamber, when user sets with fixed temperature
When spending -3 DEG C of operations, if placed for a long time, meat may be freezed, and hardness is increasing, in order to guarantee food
Effect is stored, the control device for preventing food from freezing in any of the above-described embodiment is applied in refrigerator soft freezing chamber, in real time
The temperature for detecting meat determines it and is in and freeze harder temperature band when the temperature of meat is lower than chill point, and control refrigerator is risen again,
Guarantee that the temperature of meat is chronically near chill point, at the same can appropriate adjustment t2 and t3 temperature, for example at -2~3 DEG C, can guarantee
It rises again and is unlikely to excessively high, thus on the basis of guaranteeing the food fresh-keeping period, the meat that avoids freezes phenomenon really up to the mark.
Specific embodiment two, the present invention relates to prevent food from freezing control device, can be used not only for fixed temperature control
The refrigerator compartment or drawer of system also can be applied in other intelligent control main programs, main program temperature during whole service
Constantly there is adjustment.As in the related technology, in low-temperature zone, a possibility that food freezes, is very big, and main program cannot normally judge to eat
Object state, very big effect can be played by preventing food from freezing control device at this time, be equivalent to and periodically resetted once to main program,
Under the premise of guaranteeing the storage of food prolonged cold, avoid food that freezeout occurs, because freezing for food is a phase transformation
Journey needs to undergo the ice crystal of a long period (general 8h or more) to generate band, therefore, regularly to food temperature judgement and needle
The control for taking high temperature or low temperature to property can ensure that food will not freeze harder even completely avoid and freeze.
Specific embodiment three, the present invention relates to prevent food from freezing control method, naturally it is also possible to be used in refrigerator it is cold
It hides in room preserving fruit and vegetable utilizing drawer, for example, temperature is at 1 DEG C or so, since wind cooling refrigerator freezes under preservation drawer main program control
Process is all blower or air door switch control, and temperature itself in drawer can be made to be in fluctuation up and down, then arriving lower 0 in fluctuation
DEG C or so when, there is the risk freezed in fruits and vegetables.So, the additional control for preventing food from freezing extremely can at this time be increased
Program judges to carry out simultaneously with main program simultaneously, can be periodically appropriate to environment temperature when Programmable detection is relatively low to food temperature
It rises again, guarantees that fruits and vegetables will not be in solidification point or more the long period, to guarantee that food does not freeze；It simultaneously can be by the
Two preset temperatures and third the preset temperature value in 0~3 DEG C guarantee that fruits and vegetables temperature is unlikely to the too high of liter, influence fresh-keeping
Effect.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (15)
1. a kind of control method for preventing food from freezing, it to be used for refrigerator, which is characterized in that the control method includes:
The control command for preventing food from freezing is received, the runing time of the refrigerator is recorded；
When the runing time of the refrigerator reaches preset time, the temperature of food in the refrigerator is detected；
Judge whether the temperature of the food is less than or equal to the first preset temperature；
When the temperature for determining the food is less than or equal to first preset temperature, increased in the refrigerator according to preset rules
Environment temperature；And
When the temperature for determining the food is greater than first preset temperature, controlled in the refrigerator according to current operating conditions
Environment temperature.
2. according to claim 1 prevent the control method that food freezes, which is characterized in that described when the judgement food
Temperature when being less than or equal to first preset temperature, the step of increasing the environment temperature in the refrigerator according to preset rules,
It specifically includes:
The refrigerator is controlled to run with the second preset temperature；
Detect the temperature of food in the refrigerator；
When the temperature of food in the refrigerator reaches third preset temperature, controls the refrigerator and return to the current operation shape
State.
3. according to claim 2 prevent the control method that food freezes, which is characterized in that in the judgement food
Temperature whether be less than or equal to before the first preset temperature, further includes:
The type for detecting food in the refrigerator determines corresponding first preset temperature according to the type of the food.
4. according to claim 3 prevent the control method that food freezes, which is characterized in that
The value range of the preset time is 5h to 30h；
The value range of first preset temperature is -5 DEG C to 3 DEG C；
The value range of second preset temperature is 2 DEG C to 4 DEG C；
The value range of the third preset temperature is -2 DEG C to 3 DEG C.
5. according to any one of claim 1 to 4 prevent the control method that food freezes, which is characterized in that
The temperature of the food includes foodstuff surface temperature or food therein temperature；
The type of the food includes fruits and vegetables, meat, eggs.
6. a kind of control device for preventing food from freezing, it to be used for refrigerator, which is characterized in that the control device includes:
Timing unit records the runing time of the refrigerator for receiving the control command for preventing food from freezing；
First detection unit, for detecting food in the refrigerator when the runing time of the refrigerator reaches preset time
Temperature；
Control unit, for judging whether the temperature of the food is less than or equal to the first preset temperature；
Described control unit is also used to when the temperature for determining the food is less than or equal to first preset temperature, according to pre-
If rule increases the environment temperature in the refrigerator；And
When the temperature for determining the food is greater than first preset temperature, controlled in the refrigerator according to current operating conditions
Environment temperature.
7. according to claim 6 prevent the control device that food freezes, which is characterized in that described control unit is used for
When the temperature for determining the food is less than or equal to first preset temperature, the ring in the refrigerator is increased according to preset rules
It the step of border temperature, specifically includes:
The refrigerator is controlled to run with the second preset temperature；
Detect the temperature of food in the refrigerator；
When the temperature of food in the refrigerator reaches third preset temperature, controls the refrigerator and return to the current operation shape
State.
8. according to claim 7 prevent the control device that food freezes, which is characterized in that further include:
Second detection unit, before whether the temperature for judging the food is less than or equal to the first preset temperature, for examining
The type for surveying food in the refrigerator determines corresponding first preset temperature according to the type of the food.
9. according to claim 8 prevent the control device that food freezes, which is characterized in that
The value range of the preset time is 5h to 30h；
The value range of first preset temperature is -5 DEG C to 3 DEG C；
The value range of second preset temperature is 2 DEG C to 4 DEG C；
The value range of the third preset temperature is -2 DEG C to 3 DEG C.
10. according to any one of claims 6 to 9 prevent the control device that food freezes, which is characterized in that
The temperature of the food includes foodstuff surface temperature or food therein temperature；
The type of the food includes fruits and vegetables, meat, eggs.
11. a kind of refrigerator characterized by comprising
At least one temperature detection device；And
The control device that food freezes is prevented as described in any one of claim 6 to 10.
12. refrigerator according to claim 11, which is characterized in that
The temperature detection device includes temperature sensor.
13. refrigerator according to claim 11, which is characterized in that
The temperature detection device comprises at least one of the following or combinations thereof: infrared temperature sensor, radio temperature sensor.
14. a kind of computer equipment, including memory, processor and it is stored on the memory and can be on the processor
The computer program of operation, which is characterized in that the processor is for executing such as any one of claims 1 to 5 the method
The step of.
15. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the computer program
It is realized when being executed by processor such as the step of any one of claims 1 to 5 the method.
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| CN112254428B (en) * | 2019-07-22 | 2021-12-17 | 合肥华凌股份有限公司 | Food material fresh-keeping control method and device, refrigeration equipment and storage medium |
| CN110425789B (en) * | 2019-08-01 | 2021-05-04 | 合肥华凌股份有限公司 | Beverage temperature control method, refrigerator and device with storage function |
| CN112923649A (en) * | 2019-12-06 | 2021-06-08 | 合肥华凌股份有限公司 | Refrigeration method, refrigeration equipment and readable storage medium |
| CN113932552A (en) * | 2020-07-13 | 2022-01-14 | 青岛海尔电冰箱有限公司 | Refrigerator fresh-keeping control method and refrigerator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH11101574A (en) * | 1997-09-29 | 1999-04-13 | Matsushita Refrig Co Ltd | Refrigerator with deep freezer with article temperature detector |
| TR201106333A2 (en) * | 2011-06-27 | 2013-01-21 | Arçeli̇k Anoni̇m Şi̇rketi̇ | A cooler which prevents the freezing of food placed in the cooling compartment. |
| JP5909427B2 (en) * | 2012-08-23 | 2016-04-26 | 日立アプライアンス株式会社 | refrigerator |
| CN103175375A (en) * | 2013-03-19 | 2013-06-26 | 合肥晶弘电器有限公司 | Refrigerating and freshness retaining storage method of refrigerator |
| JP5847235B2 (en) * | 2014-05-20 | 2016-01-20 | 三菱電機株式会社 | refrigerator |
| CN204494942U (en) * | 2014-12-03 | 2015-07-22 | 任杰峰 | Low temperature does not freeze preservation device |
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