CN110906643A - Dry goods storage method suitable for freezing area of refrigerator and refrigerator - Google Patents

Dry goods storage method suitable for freezing area of refrigerator and refrigerator Download PDF

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Publication number
CN110906643A
CN110906643A CN201910952964.9A CN201910952964A CN110906643A CN 110906643 A CN110906643 A CN 110906643A CN 201910952964 A CN201910952964 A CN 201910952964A CN 110906643 A CN110906643 A CN 110906643A
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CN
China
Prior art keywords
temperature
dry goods
dry
refrigerator
goods storage
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910952964.9A
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Chinese (zh)
Inventor
钱梅双
辛海亚
梁起
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gree Electric Appliances Inc of Zhuhai
Hefei Jing Hong Electrical Co Ltd
Original Assignee
Gree Electric Appliances Inc of Zhuhai
Hefei Jing Hong Electrical Co Ltd
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Publication date
Application filed by Gree Electric Appliances Inc of Zhuhai, Hefei Jing Hong Electrical Co Ltd filed Critical Gree Electric Appliances Inc of Zhuhai
Priority to CN201910952964.9A priority Critical patent/CN110906643A/en
Publication of CN110906643A publication Critical patent/CN110906643A/en
Pending legal-status Critical Current

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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
    • 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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/002—Defroster control
    • F25D21/004—Control mechanisms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/06—Removing frost
    • F25D21/08—Removing frost by electric heating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00—Arrangement or mounting of control or safety devices
    • F25D29/008—Alarm 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
    • F25D2700/10—Sensors measuring the temperature of the evaporator
    • 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
    • F25D2700/14—Sensors measuring the temperature outside the refrigerator or freezer

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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)
  • Defrosting Systems (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)

Abstract

The invention provides a dry goods storage method suitable for a freezing area of a refrigerator, which comprises the following steps: store the dry goods in the dry goods storage area that the temperature that is located the freezing district sets for presetting the temperature interval, open the first temperature that dry goods locker room heater adjusted dry goods storage area when needs are got goods and make the difference of the second temperature of first temperature and external environment satisfies the preset difference in temperature, sends and gets goods suggestion and supply the user to get goods. In addition, the invention also discloses a refrigerator with a dry goods storage area, which can also realize the storage of the dry goods and avoid the influence on the quality of the dry goods caused by the moisture regain and the humidity fluctuation of the dry goods.

Description

Dry goods storage method suitable for freezing area of refrigerator and refrigerator
Technical Field
The invention relates to the field of household appliances, in particular to a dry goods storage method suitable for a freezing area of a refrigerator and the refrigerator.
Background
With the improvement of living standard, the storage requirement of dry goods is more and more strict to ensure the quality of the dry goods, wherein the raw materials of the dry goods are of the following types: (1) beverages (including canned beverages or canned beverage syrups). (2) Candy (including sweetmeat, nutlet, etc.). (3) Flour, grains and beans. (4) Cereal product (such as cookies, cake, and bread). (5) Various spices and seasonings. (6) Fungus food material (such as Auricularia and Lentinus Edodes). (7) Swallow wing, ginseng and palm food raw materials which are used only after being prepared. (8) And (6) canning the fruits. (9) And (5) canning the seasoning. (10) Canned food (meat, fish, fowl, pickles, etc.). (11) An edible oil. (12) Dehydrated vegetables. (13) Chocolate or cocoa products. Potato and onion. However, the humidity in the existing refrigerator is easily affected by the internal temperature and the external humidity of the refrigerator, and has fluctuation, and the refrigerator is easy to get damp after being taken out, so that the storage quality and the storage period of food are affected. For example, in a patent CN201510617558.9, a direct-cooling refrigerator with dry-wet separate storage includes a drying box and a moisture-preserving box located in a refrigerator compartment, the drying box is a spliced sealed box body and does not perform gas exchange with the refrigerator compartment, the drying box includes a first chamber and a second chamber, the first chamber and the second chamber are in gas communication, the first chamber stores articles, and the second chamber contains a desiccant. However, although the prior art guarantees the storage quality of the dry goods in the freezing area of the refrigerator, the following disadvantages exist:
1. the dry area needs to be combined with a refrigeration system by means of special materials, and the drying effect is poor;
2. in the prior art, a freezing area is set as a drying area, and the moisture is easily regained after the freezing area is taken out;
3. the freezing area is set as a drying area, the influence of defrosting cannot be avoided, and the quality of dry goods is influenced due to the fact that the humidity of the drying area is high and the humidity fluctuation is large during defrosting.
Disclosure of Invention
In view of the above, the present invention provides a dry goods storage method suitable for a freezing area of a refrigerator and a refrigerator, to solve the above problems, specifically:
the invention discloses a dry goods storage method suitable for a freezing area of a refrigerator, which is characterized in that when dry goods need to be taken out, a dry goods storage area is heated, so that the difference value between the temperature of the dry goods storage area and the external environment temperature is in a preset temperature difference range.
Further, the dry goods storage method comprises the following goods taking steps:
s1, when the dry goods storage mode is in, a control unit controls the temperature of a dry goods storage area to be within a preset temperature range;
s2, after receiving a goods taking request, starting a heater of a dry goods storage chamber to adjust a first temperature in the dry goods storage chamber of the refrigerator and a second temperature of an external environment to meet a preset temperature difference, and sending a goods taking prompt;
and S3, after the user takes the goods or reselects the dry goods storage mode, executing the step S1.
Further, the step S1 further includes
When a defrosting request is received, defrosting is performed.
Further, the step S2 further includes:
receiving a goods taking request when defrosting is executed, and delaying goods taking;
and/or receiving a defrosting request after receiving the goods taking request, and delaying defrosting.
Further, when a dry goods placing request is received within a preset time t after defrosting is finished, and in the process of placing dry goods, air is firstly supplied to the dry goods storage area at an air supply temperature higher than the temperature of the normal dry goods storage area, wherein t is more than 0 and less than or equal to 1 h. Further, when the refrigerator does not receive a goods taking request, the control unit controls the temperature of the dry goods storage area to be within a preset temperature range through adjusting the opening degree of the air door.
Further, when the refrigerator does not receive a goods taking request, if a defrosting request is met, the air door of the dry goods storage area is closed.
Further, the preset temperature difference is between 0 and 5 ℃, and the temperature of the dry goods storage area is between 40 ℃ below zero and 0 ℃.
A second aspect of the present invention discloses a refrigerator having a dry goods storage region, comprising:
the dry goods storage chamber is arranged in a freezing area of the refrigerator and used for storing dry goods;
a temperature measuring unit for measuring a first temperature inside the dry goods storage room and a second temperature of an external environment;
a dry goods storage chamber heater for heating the dry goods storage chamber;
the air door is used for responding to the instruction of the control unit to control the air inlet of the dry goods storage chamber;
and the control unit is used for realizing the control of the dry goods storage method so as to access the dry goods.
A third aspect of the present invention discloses a refrigerator having a dry goods storage region, comprising:
a temperature measuring unit for measuring a first temperature inside the dry goods storage room and a second temperature of an external environment;
a dry goods storage chamber heater for heating the dry goods storage chamber;
the air door is used for adjusting the independent air inlet amount of the dry goods storage chamber;
a control unit for controlling the opening and closing of the damper in response to whether the refrigerator is defrosted and/or a pickup request is received,
when a goods taking request is not received, the control unit adjusts the opening degree of the air door to control the first temperature to be within a preset temperature interval; when receiving to get goods and carrying out after the goods request and getting goods, the control unit adjusts the air door aperture is opened dry goods locker room heater will first temperature is transferred extremely the second temperature satisfies the preset difference in temperature, sends and gets goods suggestion.
Further, the dry goods storage compartment heater is disposed at the bottom and/or the sidewall of the dry goods storage compartment.
Further, the temperature measuring unit includes a first temperature sensor measuring a first temperature and a second temperature sensor measuring a second temperature,
the first temperature sensor is arranged in the dry goods storage chamber and is positioned on the same side wall with the air door; the second temperature sensor is arranged outside the refrigerator.
Further, the air door is arranged on the rear wall of the dry goods storage chamber.
Further, the dry goods storage structure also comprises a prompting unit,
the prompting unit is used for sending a goods taking prompt to inform a user of taking dry goods.
Further, the goods taking prompt comprises: at least one of sound prompt, light prompt and character prompt.
Furthermore, the dry goods storage room adopts a drawer type structure, and a cover plate is arranged at the upper part of the inner box of the dry goods storage room.
Further, the control unit is further configured to detect whether a door closing motion occurs in the refrigerator through a position sensor, and when it is determined that the door closing motion occurs, the control unit adjusts the damper to control the first temperature within a preset temperature range,
wherein the position sensor is disposed outside a front side of the dry goods storage compartment.
Further, the refrigerator further includes: a control panel for sending a pick-up request, an inventory request, a temperature adjustment instruction to the control unit in response to a user input.
Further, the dry goods storage structure also comprises a defrosting heater and a defrosting sensor,
the defrosting sensor is used for detecting whether a freezing evaporator for supplying cold to the dry goods storage structure reaches the frosting temperature or not, and sending a frosting signal to the control unit when the frosting temperature is reached;
and the defrosting heater is used for heating and defrosting after receiving a defrosting instruction of the control unit.
Drawings
The above and other objects, features and advantages of the present disclosure will become more apparent by describing in detail exemplary embodiments thereof with reference to the attached drawings. The drawings described below are merely some embodiments of the present disclosure, and other drawings may be derived from those drawings by those of ordinary skill in the art without inventive effort.
FIG. 1 is a flow chart of a dry goods storage method according to an embodiment of the invention;
FIG. 2 is a schematic diagram of a control system of a refrigerator according to an embodiment of the present invention;
FIG. 3 is a schematic view of a refrigerator according to an embodiment of the present invention;
FIG. 4 is a schematic view of a dry goods storage compartment according to an embodiment of the present invention;
fig. 5 is a schematic view of a dry goods storage compartment inner drawer according to an embodiment of the invention.
In the figure:
1-a cold storage area; 2-dry goods storage chamber; 3-common compartment in the freezing zone; 4-a position sensor; 5-dry goods storage area; 6, an inner drawer; 7-cover plate; 8-a first temperature sensor; 9-air door.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The terminology used in the embodiments of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the examples of the present invention and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, and "a" and "an" generally include at least two, but do not exclude at least one, unless the context clearly dictates otherwise.
It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
It is also noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a commodity or system that includes the element.
The invention discloses a dry goods storage method suitable for a refrigerator, which requires that a dry goods storage area can be heated in the storage process, such as a heater arranged in the storage area, so that the first temperature of a dry goods storage chamber of the dry goods storage area can be quickly raised, the difference value between the first temperature and the second temperature of the external environment meets the preset temperature difference, at the moment, the dry goods cannot get damp after being taken out due to the similar or same internal and external temperature differences, and the quality and quality of the dry goods can be effectively prevented from being reduced due to the fact that the damp-proof humidity is too high after the dry goods are taken out. In addition, the goods taking prompt can be sent out after the preset temperature difference is reached, so that the user can take the goods at the first time.
As shown in fig. 1, in the dry goods storage mode, the control unit controls the temperature of the dry goods storage area (in the present invention, the temperature of the dry goods storage area is the first temperature of the dry goods storage chamber) to be within a preset temperature range; when a goods taking request is received, a heater of the storage area is started to adjust a first temperature in a dry goods storage chamber of the refrigerator and a second temperature of an external environment to meet a preset temperature difference, and a goods taking prompt is sent; and when the user takes the dry goods or reselects the dry goods storage mode, the dry goods are stored again. Preferably, the preset temperature difference satisfies 5 ℃ or less.
Furthermore, whether defrosting is carried out or not can be judged, the opening and closing of the air door can be adjusted to achieve communication or isolation of the air inlet used for refrigerating for the dry goods in the storage compartment, and the problem that the quality of dry goods storage is affected due to the fact that humidity of a dry goods storage area fluctuates greatly due to defrosting is solved. Because the internal humidity is high during defrosting, the air door for refrigerating air inlet needs to be closed, and the air door needs to be closed when the first temperature of the dry goods storage area is restored to the second temperature or is close to the second temperature, so that defrosting and goods taking can be simultaneously carried out; the temperature can be adjusted when the goods taking request is received, or the defrosting is not allowed for safety or other requirements, the defrosting is carried out after the goods taking is finished, or the temperature recovery work is not carried out immediately after the goods taking request is received when the defrosting is finished, and the goods taking work is carried out after the defrosting is finished.
For further illustration, the invention provides the following examples.
Example 1
In conjunction with the method shown in fig. 1, the present embodiment discloses a dry goods storage method for a freezing area of a refrigerator for dry goods that need to be stored in the freezing area, where an ambient temperature interval needs to be controlled to be-40 ℃ to 0 ℃ when dry goods are stored, or the temperature of a storage area needs to be further controlled to be within any one of small temperature intervals in the temperature interval. The dry goods storage method is based on the following principle: store the dry goods in the dry goods storage area that is arranged in freezing district temperature setting in presetting the temperature interval, when needs are got goods, open the heater that sets up in dry goods storage area and heat rapid heating up, the cooperation is closed the air door and is adjusted the first temperature in the freezing district of doing the living locker room and make the difference of first temperature and external environment's second temperature satisfies when presetting the difference in temperature, sends and gets goods suggestion and supply the user to get goods.
In this embodiment, a dry cargo storage method suitable for a freezing area of a refrigerator is specifically described, and the method is further explained based on a case that the dry cargo in a dry cargo storage mode is subjected to sequential steps of picking and defrosting. The method is only one execution situation of the method, so the specific execution process of the dry goods storage method comprises the following steps:
s1, judging whether the refrigerator in the dry goods storage mode receives a goods taking request, if so, controlling the opening degree of an air door (the opening degree can be directly closed, namely the opening degree is 0) and opening a heater of a dry goods storage chamber to adjust the temperature in the dry goods storage chamber by a control unit, and sending a goods taking prompt when the first temperature in the dry goods storage chamber and the second temperature of the external environment meet the preset temperature difference; if not, the control unit controls the opening degree of the air door to control the first temperature to be within the preset temperature range, and step S2 is executed, wherein the preset temperature difference can be set to any temperature between 0 ℃ and 5 ℃;
s2, judging whether the refrigerator needs defrosting, if not, continuing to execute the step S1; and if so, controlling the defrosting assembly to defrost, and continuing to execute the step S1 after the defrosting is finished.
Because the heater is arranged in the embodiment and used for quickly adjusting the temperature of the dry goods storage area, the heater is closed by matching with the air door for refrigerating the inlet air, the first temperature in the dry goods storage area and the second temperature of the external environment can be balanced in a short time, or the temperature difference between the first temperature and the second temperature is reduced to be within the range of the requirement for goods taking.
The method adopts the steps that defrosting can not be carried out when goods are taken, defrosting judgment is carried out when a goods taking request is not received and the goods are taken and then the dry goods storage mode is re-entered or the dry goods are not stored, and defrosting mode is entered when defrosting is needed. The method ensures that influence possibly generated on the balance temperature difference during defrosting is avoided when defrosting is carried out, and the method can also adjust the dry goods according to the execution logic so as to meet the execution requirements on whether the dry goods are taken or not and whether defrosting is carried out or not after the dry goods are stored in life. Here, the sequential execution of other logics for picking and defrosting is not described again.
The invention can further utilize the hot air during defrosting. When a dry goods placing request is received within a preset time t after defrosting is finished and a dry goods placing process is carried out, the control unit controls the defrosting heater and the air door to firstly supply air to the dry goods storage area at an air supply temperature higher than the normal dry goods storage area, wherein t is more than 0 and less than or equal to 1 h. Its function is to increase pressure and temperature, to operate at micro-positive pressure and to prevent the entry of humid air.
In this embodiment, to further optimize the method, after a part of the dry goods is taken out, the remaining dry goods in the dry goods storage chamber still need to be stored, and the dry goods storage mode needs to be reselected after the taking is avoided, so that the method further includes in step S1: and after the goods taking prompt is sent, judging whether the refrigerator generates door closing action, and if so, re-entering a dry goods storage mode.
On the basis of embodiment 1, the invention discloses a refrigerator with a dry goods storage area in another embodiment. The refrigerator includes a dry goods storage compartment, a temperature measuring unit, a damper, a dry goods storage zone heater, and a control unit. The dry goods storage chamber is arranged in a freezing area of the refrigerator and used for storing dry goods; the temperature measuring unit is used for measuring a first temperature in the dry goods storage chamber and a second temperature of the external environment; the air door is used for responding to the instruction of the control unit to control the air inlet of the dry goods storage chamber; the dry goods storage chamber heater is used for heating the dry goods storage area; the control unit is used for realizing the control of the dry goods storage method in the embodiment 1 so as to access the dry goods.
Wherein the dry goods storage room heater is arranged at the bottom or the side wall of the dry goods storage room, in other schemes, the heater can be arranged at the bottom and the side wall of the dry goods storage room simultaneously for further shortening the goods taking time.
Example 2
The embodiment discloses another refrigerator with a dry goods storage area.
As shown in fig. 2 to 5, the present embodiment discloses a refrigerator having a dry goods storage region for a freezing region of the refrigerator, which includes a dry goods storage compartment, a control unit, a temperature measuring unit, a dry goods storage compartment heater, and a damper. The control unit can control the air door of the dry goods storage area when the refrigerator does not receive a goods taking request, and maintain the first temperature in the dry goods storage chamber of the dry goods storage area within a preset temperature range to realize the control of the temperature of the dry goods to be stored; when receiving the defrosting request execution and getting goods, can the air damper open dry goods locker room heater simultaneously and satisfy the preset difference in temperature with the second temperature of external environment with first temperature transfer, send the suggestion of getting goods, the user then can get goods this moment. The temperature measuring unit may measure a first temperature within the dry goods storage area and a second temperature of an external environment, and transmit measurement information of the first temperature and the second temperature to the control unit. Preferably, a damper 9 for a rear wall of the storage compartment of the dry goods storage area is independently provided, and independent air intake is realized by independent control of the damper 9.
Wherein the heater (not shown in the figure) of the dry goods storage chamber is arranged on the bottom or the side wall of the dry goods storage chamber, in other schemes, in order to further shorten the goods taking time, the heater can be arranged on the bottom and the side wall of the dry goods storage chamber at the same time.
In the present embodiment, the temperature measuring unit of the refrigerator includes a first temperature sensor 8 and a second temperature sensor (not shown in the drawings). Wherein the first temperature sensor measures a first temperature of the dry goods storage compartment 2; the second temperature sensor measures a second temperature of the external environment. The first temperature sensor 8 is arranged in the dry goods storage chamber 2 and is positioned on the same side wall with the air door 9; the second temperature sensor is disposed outside the refrigerator.
In order to improve the interaction degree with the user and facilitate the user to know when the goods can be taken, the refrigerator in the embodiment of the invention further comprises a prompt unit arranged outside, and the prompt unit sends out a goods taking prompt. Preferably, the external display mode of the prompting unit can be light display and/or text display, and in addition, a voice prompt can be set to match with light or broadcast displayed text so as to realize multiple prompts to inform the user of picking up goods.
The refrigerator is partitioned into a refrigerating area 1 and a freezing area. The dry goods storage area 5 is positioned in the freezing area, so that the freezing area is divided into the dry goods storage area 5 and a common freezing area, and the dry goods storage area is divided into the dry goods storage chamber 2; the compartment of the common freezing zone is a common compartment 3, and in order to prevent odor tainting and realize independent control on a dry goods storage zone and ensure the relative tightness of the dry goods storage zone, only the control of an independent air door 9 can not be completely realized, so that the dry goods storage zone adopts a drawer type, and a cover plate 7 is arranged above an inner drawer 6 of the drawer. The cover 7 is able to further isolate the dry goods placed in the inner drawer 6 of the drawer from other compartments.
For the refrigerator which does not take out the dry goods completely or the refrigerator which needs to keep the dry goods storage mode, the dry goods storage mode needs to be selected again, and at the moment, the complicated operation is increased, or the dry goods storage mode is forgotten to be selected, so that the humidity of the dry goods storage area is increased, and the like. Therefore, in order to optimize the refrigerator in the present embodiment, the control unit is further configured to detect whether a door closing motion occurs in the refrigerator through the position sensor 4, and when it is determined that the door closing motion occurs, the control unit adjusts the damper to control the first temperature within a preset temperature range, wherein the position sensor 4 is disposed outside the front side of the dry goods storage compartment 2.
In this embodiment, the dry goods storage mode of the refrigerator can be manually selected through a key, so that a control panel for interaction is further provided on the refrigerator. The control panel is provided with preset keys for transmitting a pickup request, a stock request, and a temperature adjustment instruction to the control unit in response to a user's input, in addition to the conventional refrigerator function keys.
The defrosting assembly of the refrigerator in the present embodiment includes a defrosting heater and a defrosting sensor. The defrosting sensor is used for detecting whether a freezing evaporator for supplying cold to the dry goods storage structure reaches the frosting temperature or not, and sending a frosting signal to the control unit when the frosting temperature is reached; the defrosting heater is used for heating and defrosting after receiving a defrosting instruction of the control unit.
In summary, when the refrigerator in the embodiment is used for storing dry goods, the operation of the refrigerator specifically includes:
step one, the control unit judges that when a user does not take out a request, the control unit controls the dry goods storage area to operate according to a preset temperature interval (assumed as T1), an air door is normally opened and closed during operation, a defrosting request is not required during operation, no taking-out request operates according to the preset temperature interval, the control unit controls a first temperature sensor to detect the temperature of the dry goods storage area, and when the temperature of the dry goods functional area reaches a first starting temperature point TON1When the dry goods is in use, the air door of the dry goods functional area is opened; when the temperature of the dry goods storage area reaches a first shutdown temperature point TOFF1When the dry goods is in use, the air door of the dry goods functional area is closed; t isON1＝T1+TB1/2,TOFF1＝TON1–TB2/2；TB1And TB2For a known parameter, TB1Dry in the starting process of finger compressorThe starting point floating temperature of the cargo function area; t isB2Indicating the start-stop temperature difference of the dry goods functional area, wherein T1 is a preset temperature value; when a defrosting request is met during operation, executing a step two, wherein T1 is more than or equal to-40 ℃ and less than or equal to 0 ℃; t at 0 DEG CB1,TB2≤2℃。
And step two, closing the air door of the dry goods storage area, opening the defrosting heater, enabling the defrosting to run normally, sensing the defrosting temperature by the defrosting sensor and feeding back the defrosting temperature to the control unit, executing the step one when the defrosting is finished and no taking-out request is returned by a user, selecting the taking-out function by the display when the user has the taking-out request after the defrosting is finished, and executing the step three.
And step three, sensing the ambient temperature T2 of the refrigerator by a second temperature sensor positioned in the prompt unit and returning to the control unit, controlling the dry goods storage area air door to be closed and the dry goods storage area heater to be opened by the control unit, controlling the first temperature sensor and monitoring the temperature of the compartment in real time, and executing step four when the temperature of the compartment is detected to reach T2 or approach T2.
And step four, the prompting unit prompts the user to take out a prompt, a prompting icon is bright, when the user takes out the dry goods and closes the door, the position sensor feeds back the door closing action to the control unit, and the step one is executed.
In addition, for avoiding changing the influence of frost to getting the goods time, at whole in-process, also can set up to the temperature balance process and the frost process of getting the goods process simultaneously, all keep the air door closed promptly, change the frost and get the goods and independently carry out.
Example 3
On the basis of embodiment 1, the energy can be saved, when the dry goods need not to be taken out in a short time, the dry goods storage method can also not adopt the heating of a dry goods storage chamber, and the principle of the dry goods storage method is as follows: the dry goods storage area is set at the temperature of the freezing area in the dry goods storage area of the preset temperature interval, and when goods are required to be taken, the opening degree of the air door is controlled to enable the first temperature of the freezing area to be adjusted, and when the difference value of the first temperature and the second temperature of the external environment meets the preset temperature difference, a goods taking prompt is sent out to enable a user to take the goods.
In this embodiment, a specific dry cargo storage method is further described based on a case that the sequential steps of picking and defrosting are performed on dry cargo in a dry cargo storage mode according to the present invention. Therefore, the dry goods storage method capable of realizing quick goods taking further comprises the following steps:
s1, judging whether the refrigerator in the dry goods storage mode receives a goods taking request, if so, controlling the opening degree of the air door by the control unit to adjust the temperature of the dry goods storage area of the refrigerator so as to restore the first temperature in the dry goods storage area to the second temperature of the external environment, and sending a goods taking prompt; if not, the control unit controls the opening degree of the air door to control the first temperature to be within the preset temperature interval, and executes the step S2;
s2, judging whether the refrigerator needs defrosting, if not, continuing to execute the step S1; and if so, controlling the defrosting assembly to defrost, and continuing to execute the step S1 after the defrosting is finished.
The method also adopts the steps that defrosting can not be carried out when goods are taken, defrosting judgment is carried out when a goods taking request is not received and the goods are taken and then the dry goods storage mode is re-entered or the dry goods are not stored, and defrosting is carried out when defrosting is needed. According to the execution logic, the execution logic can be adjusted to meet the execution requirements of whether to take the dry goods after storage and whether to defrost in life. Here, the sequential execution of other logics for picking and defrosting is not described again.
In this embodiment, to further optimize the method, after the partial dry goods are taken out, the remaining dry goods in the dry goods storage chamber still need to be stored, so step S1 further includes: and after the goods taking prompt is sent, judging whether the refrigerator generates door closing action, and if so, re-entering a dry goods storage mode.
In some other embodiments, dry goods that need to be stored in the cold storage area may also be stored, and the preset temperature interval of the storage area may need to be adjusted. The dry goods storage chamber heater can be arranged according to actual requirements, and can be additionally arranged when the temperature difference between the inside and the outside is large and the goods need to be taken quickly; and when the temperature difference between the inside and the outside is not large, the goods are not urgently taken, the energy can be saved, and a heater for a dry goods storage chamber is not arranged.
Exemplary embodiments of the present disclosure are specifically illustrated and described above. It is to be understood that the present disclosure is not limited to the precise arrangements, instrumentalities, or instrumentalities described herein; on the contrary, the disclosure is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.

Claims (19)

1. A dry goods storage method suitable for a freezing area of a refrigerator is characterized by comprising the following steps: when the dry goods need to be taken out, the temperature of the dry goods storage area is raised, so that the difference value between the temperature of the dry goods storage area and the temperature of the external environment is in a preset temperature difference range.
2. The dry good storage method suitable for the freezing area of a refrigerator as claimed in claim 1, wherein the dry good storage method comprises the following steps:
s1, when the dry goods storage mode is in, a control unit controls the temperature of a dry goods storage area to be within a preset temperature range;
s2, after receiving a goods taking request, starting a heater of a dry goods storage chamber to adjust a first temperature in the dry goods storage chamber of the refrigerator and a second temperature of an external environment to meet a preset temperature difference, and sending a goods taking prompt;
and S3, after the user takes the goods or reselects the dry goods storage mode, executing the step S1.
3. The dry cargo storage method for the freezing area of a refrigerator as claimed in claim 2, wherein the step S1 further comprises
When a defrosting request is received, defrosting is performed.
4. The dry cargo storage method for a freezer section of a refrigerator as claimed in claim 3, wherein the step S2 further comprises:
receiving a goods taking request when defrosting is executed, and delaying goods taking;
and/or receiving a defrosting request after receiving the goods taking request, and delaying defrosting.
5. The dry cargo storage method applied to the freezing area of the refrigerator as claimed in claim 4, wherein:
when a dry goods placing request is received within a preset time t after defrosting is finished, and in the process of placing dry goods, air is firstly supplied to a dry goods storage area at an air supply temperature higher than the temperature of a normal dry goods storage area, wherein t is more than 0 and less than or equal to 1 h.
6. The dry cargo storage method applied to a freezing area of a refrigerator according to any one of claims 1 to 5, wherein: when the refrigerator does not receive a goods taking request, the control unit controls the temperature of the dry goods storage area to be within a preset temperature range through adjusting the opening degree of the air door.
7. The dry cargo storage method applied to the freezing area of the refrigerator as claimed in claim 6, wherein: when the refrigerator does not receive a goods taking request, if a defrosting request is met, the air door of the dry goods storage area is closed.
8. The method for storing dry goods in a freezing area of a refrigerator according to any one of claims 1 to 7,
the preset temperature difference is between 0 and 5 ℃, and the temperature of the dry goods storage area is between 40 and 0 ℃ below zero.
9. A refrigerator having a dry goods storage area, comprising:
the dry goods storage chamber is arranged in a freezing area of the refrigerator and used for storing dry goods;
a temperature measuring unit for measuring a first temperature inside the dry goods storage room and a second temperature of an external environment;
a dry goods storage chamber heater for heating the dry goods storage chamber;
the air door is used for responding to the instruction of the control unit to control the air inlet of the dry goods storage chamber;
a control unit for implementing the control of the dry goods storage method of any one of claims 1 to 8 to access the dry goods.
10. A refrigerator having a dry goods storage area, comprising:
a temperature measuring unit for measuring a first temperature inside the dry goods storage room and a second temperature of an external environment;
a dry goods storage chamber heater for heating the dry goods storage chamber;
the air door is used for adjusting the independent air inlet amount of the dry goods storage chamber;
a control unit for controlling the opening and closing of the damper in response to whether the refrigerator is defrosted and/or a pickup request is received,
when a goods taking request is not received, the control unit adjusts the opening degree of the air door to control the first temperature to be within a preset temperature interval; when receiving to get goods and carrying out after the goods request and getting goods, the control unit adjusts the air door aperture is opened dry goods locker room heater will first temperature is transferred extremely the second temperature satisfies the preset difference in temperature, sends and gets goods suggestion.
11. The refrigerator having a dry goods storage region according to claim 9 or 10, wherein the dry goods storage compartment heater is provided at a bottom and/or a sidewall of the dry goods storage compartment.
12. The refrigerator having a dry goods storage area according to claim 9 or 10, wherein the temperature measuring unit includes a first temperature sensor measuring a first temperature and a second temperature sensor measuring a second temperature,
the first temperature sensor is arranged in the dry goods storage chamber and is positioned on the same side wall with the air door; the second temperature sensor is arranged outside the refrigerator.
13. The refrigerator having a dry storage area according to claim 9 or 10, wherein the damper is provided at a rear wall of the dry storage compartment.
14. The refrigerator having a dry storage area according to claim 9 or 10, wherein the dry storage structure further comprises a reminder unit,
the prompting unit is used for sending a goods taking prompt to inform a user of taking dry goods.
15. The refrigerator of claim 14, wherein the pick up cue comprises: at least one of sound prompt, light prompt and character prompt.
16. The refrigerator having a dry goods storage region according to claim 9 or 10, wherein the dry goods storage compartment is of a drawer type structure, and a cover plate is provided at an upper portion of the inner box of the dry goods storage compartment.
17. The refrigerator of claim 9 or 10, wherein the control unit is further configured to detect whether a door closing motion of the refrigerator occurs through the position sensor, and when it is determined that the door closing motion occurs, the control unit adjusts the damper to control the first temperature within a preset temperature range,
wherein the position sensor is disposed outside a front side of the dry goods storage compartment.
18. The refrigerator having a dry storage area according to claim 9 or 10, further comprising: a control panel for sending a pick-up request, an inventory request, a temperature adjustment instruction to the control unit in response to a user input.
19. The refrigerator having a dry good storage area according to any one of claims 9 to 18, wherein the dry good storage structure further comprises a defrosting heater and a defrosting sensor,
the defrosting sensor is used for detecting whether a freezing evaporator for supplying cold to the dry goods storage structure reaches the frosting temperature or not, and sending a frosting signal to the control unit when the frosting temperature is reached;
and the defrosting heater is used for heating and defrosting after receiving a defrosting instruction of the control unit.
CN201910952964.9A 2019-10-09 2019-10-09 Dry goods storage method suitable for freezing area of refrigerator and refrigerator Pending CN110906643A (en)

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CN201910952964.9A CN110906643A (en) 2019-10-09 2019-10-09 Dry goods storage method suitable for freezing area of refrigerator and refrigerator

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Application Number Priority Date Filing Date Title
CN201910952964.9A CN110906643A (en) 2019-10-09 2019-10-09 Dry goods storage method suitable for freezing area of refrigerator and refrigerator

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Publication Number Publication Date
CN110906643A true CN110906643A (en) 2020-03-24

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Publication number Priority date Publication date Assignee Title
CN1743775A (en) * 2005-09-23 2006-03-08 海信集团有限公司 Air-cooled variable frequency refrigerator and its control method
KR100896422B1 (en) * 2007-12-20 2009-05-12 이성암 Dryer
CN106969594A (en) * 2017-05-03 2017-07-21 合肥美的电冰箱有限公司 Fresh-keeping control method, refrigeration system and refrigerator
CN108955026A (en) * 2018-03-30 2018-12-07 青岛海尔股份有限公司 The humidity control method of refrigerator and dry area with dry area
CN109497777A (en) * 2018-11-09 2019-03-22 福建工程学院 Tealeaves showcase and its working method

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1743775A (en) * 2005-09-23 2006-03-08 海信集团有限公司 Air-cooled variable frequency refrigerator and its control method
KR100896422B1 (en) * 2007-12-20 2009-05-12 이성암 Dryer
CN106969594A (en) * 2017-05-03 2017-07-21 合肥美的电冰箱有限公司 Fresh-keeping control method, refrigeration system and refrigerator
CN108955026A (en) * 2018-03-30 2018-12-07 青岛海尔股份有限公司 The humidity control method of refrigerator and dry area with dry area
CN109497777A (en) * 2018-11-09 2019-03-22 福建工程学院 Tealeaves showcase and its working method

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Application publication date: 20200324