CN106705538B - Refrigerator with a refrigerator body - Google Patents

Refrigerator with a refrigerator body Download PDF

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Publication number
CN106705538B
CN106705538B CN201611132808.0A CN201611132808A CN106705538B CN 106705538 B CN106705538 B CN 106705538B CN 201611132808 A CN201611132808 A CN 201611132808A CN 106705538 B CN106705538 B CN 106705538B
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CN
China
Prior art keywords
space
fresh
keeping
refrigerator
storage
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Active
Application number
CN201611132808.0A
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Chinese (zh)
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CN106705538A (en
Inventor
姜波
王磊
刘浩泉
辛若武
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Haier Smart Home Co Ltd
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Haier Smart Home Co Ltd
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Priority to CN201611132808.0A priority Critical patent/CN106705538B/en
Publication of CN106705538A publication Critical patent/CN106705538A/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D11/00Self-contained movable devices, e.g. domestic refrigerators
    • F25D11/02Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D17/00Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/04Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00General constructional features
    • F25D23/12Arrangements of compartments additional to cooling compartments; Combinations of refrigerators with other equipment, e.g. stove
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D25/00Charging, supporting, and discharging the articles to be cooled
    • F25D25/02Charging, supporting, and discharging the articles to be cooled by shelves
    • F25D25/024Slidable shelves
    • F25D25/025Drawers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00Arrangement or mounting of control or safety devices
    • F25D29/003Arrangement or mounting of control or safety devices for movable devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00Arrangement or mounting of control or safety devices
    • F25D29/005Mounting of control devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2317/00Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
    • F25D2317/04Treating air flowing to refrigeration compartments

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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)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)

Abstract

The application provides a refrigerator. Wherein the refrigerator includes: the box body is internally limited with a storage space, and a fresh-keeping space is arranged in the storage space; and the storage box is arranged inside the fresh-keeping space, the storage box is internally divided into a first space and a second space by the first partition board, the second space is controllably communicated with the fresh-keeping space through the second partition board, natural minerals are stored inside the first space, so that the ethylene and the oxygen in the second space are catalyzed to undergo oxidation-reduction reaction under the condition that the first partition board is opened and the second partition board is closed, and the gas in the fresh-keeping space is mixed with the gas in the second space under the condition that the first partition board is closed and the second partition board is opened. According to the refrigerator, the content of ethylene and oxygen in the fresh-keeping space is reduced through a simple redox chemical reaction, ethylene in the fresh-keeping space is prevented from catalyzing food materials to be ripe, and an oxygen-deficient gas atmosphere beneficial to food materials fresh keeping is realized in the fresh-keeping space.

Description

Refrigerator with a refrigerator body
Technical Field
The application relates to the field of article storage, in particular to a refrigerator.
Background
Along with the increasing social development and the increasing living standard of people and the increasing pace of life of people, people often purchase a large amount of articles to be placed in various refrigerators, but for leaf vegetables and melon and fruit food materials, the low temperature in the storage space of the refrigerator can not only cause the phenomenon of wrinkling and marking of the surfaces of the foods, but also affect the original taste and nutrition of the foods.
The air-conditioning preservation technology generally refers to a technology for prolonging the storage life of food materials by adjusting the gas atmosphere (gas component ratio or gas pressure) of an enclosed space where a storage object is located, and the basic principle is as follows: in a certain closed space, a gas atmosphere different from the normal air composition is obtained through various regulation modes so as to inhibit physiological and biochemical processes and microbial activities which lead to the spoilage of stored materials (usually food materials). In particular, in the present application, the modified atmosphere preservation in question will be directed specifically to modified atmosphere preservation techniques in which the ratio of the gas components is adjusted.
Those skilled in the art will appreciate that normal air components include (in volume percent, hereinafter the same): about 78% nitrogen, about 21% oxygen, about 0.939% noble gases (helium, neon, argon, krypton, xenon, radon), 0.031% carbon dioxide, and 0.03% other gases and impurities (e.g., ozone, nitric oxide, nitrogen dioxide, water vapor, etc.). In the field of controlled atmosphere preservation, a mode of filling nitrogen-rich gas into an enclosed space to reduce the oxygen content is generally adopted to obtain a nitrogen-rich and oxygen-poor preservation gas atmosphere.
However, nitrogen production equipment conventionally used for controlled atmosphere preservation is bulky and expensive, and the technology is basically limited to various large professional storages (the storage capacity is generally at least 30 tons). It can be said that the adoption of proper gas regulating technology and corresponding devices can economically miniaturize and mute the gas regulating system, so that the gas regulating system is suitable for household or individual users, and is a technical problem which is always desired to be solved by the technicians in the field of gas regulating preservation but is not successfully solved all the time.
Disclosure of Invention
The application aims to provide an air-conditioning fresh-keeping refrigerator with a simple structure.
A further object of the present application is to improve the storage effect of various articles in a refrigerator.
In particular, the present application provides a refrigerator including: the box body is internally limited with a storage space, and a fresh-keeping space is arranged in the storage space; the door body is arranged on the front surface of the box body and is used for closing the storage space; a refrigeration system configured to provide refrigeration to the storage space; and the storage box is arranged in the fresh-keeping space, the interior of the storage box is divided into a first space and a second space by the first partition board, the second space is controllably communicated with the fresh-keeping space through the second partition board, natural minerals are stored in the first space, so that the ethylene and oxygen in the second space are catalyzed to undergo oxidation-reduction reaction under the condition that the first partition board is opened and the second partition board is closed, and the gas in the fresh-keeping space is mixed with the gas in the second space under the condition that the first partition board is closed, so that the ethylene and the oxygen content in the fresh-keeping space are reduced, and the ethylene is produced by food materials in the fresh-keeping space.
Optionally, the refrigerator further includes: the oxygen sensor is arranged in the fresh-keeping space to monitor the actual oxygen content in the fresh-keeping space, and under the condition that the actual oxygen content is larger than a preset content threshold value, the first partition board is opened, and the second partition board is closed, so that the natural mineral substances catalyze the ethylene and the oxygen in the second space to generate oxidation-reduction reaction.
Optionally, the refrigerator further includes: the sealed drawer is arranged in the storage space, and the fresh-keeping space is limited by the sealed drawer.
Optionally, the refrigerator further includes: the key is configured to acquire triggering operation of opening the controlled atmosphere fresh-keeping function by a user.
Optionally, the refrigerator further includes: and a trigger detector configured to detect a trigger signal for opening and closing the fresh-keeping space.
Optionally, the refrigerator further includes: and the timer is configured to detect the closing time of the fresh-keeping space, wherein the oxygen sensor starts to work under the condition that the controlled atmosphere fresh-keeping function is started and the closing time of the fresh-keeping space is greater than or equal to a preset time threshold value.
Optionally, the case includes: the inner container is internally limited with a storage space.
Optionally, the sealed drawer comprises: the drawer cylinder is provided with a forward opening, is fixed on the inner container and is internally limited with a fresh-keeping space; and a drawer body slidably mounted within the drawer cylinder to operatively withdraw from the forward opening of the drawer cylinder and insert the drawer cylinder inwardly.
Optionally, a plurality of air pressure balance holes are formed in the drawer cylinder body so as to communicate the storage space and the fresh-keeping space.
Optionally, the storage box is made of a heat insulation material to insulate heat released when ethylene and oxygen in the second space undergo oxidation-reduction reaction.
According to the refrigerator, the storage box is arranged in the fresh-keeping space, the storage box is divided into the first space and the second space by the first partition board, the second space is controllably communicated with the fresh-keeping space through the second partition board, natural minerals are stored in the first space, so that the oxidation-reduction reaction of ethylene and oxygen in the second space is catalyzed under the condition that the first partition board is opened, the first partition board is closed, the gas in the fresh-keeping space is mixed with the gas in the second space under the condition that the first partition board is closed, so that the ethylene and oxygen content in the fresh-keeping space are reduced, the ethylene and oxygen content in the fresh-keeping space are reduced through simple oxidation-reduction chemical reaction, the ripening of food materials is prevented, and the air atmosphere lean in the fresh-keeping space and beneficial to the fresh keeping of the food materials is realized.
Further, the refrigerator further comprises a key, a trigger detector and a timer, wherein the trigger detector is configured to acquire trigger operation of a user to start the modified atmosphere fresh-keeping function, the trigger detector is configured to detect trigger signals for opening and closing the fresh-keeping space, the timer is configured to detect closing time of the fresh-keeping space, the oxygen sensor starts to work under the condition that the modified atmosphere fresh-keeping function is started and the closing time of the fresh-keeping space is greater than or equal to a preset time threshold, natural minerals in the first space can be prevented from catalyzing ethylene and oxygen in the second space to react to do idle work under the condition that the modified atmosphere fresh-keeping function is not started, and the storage box is made of a heat insulation material, so that heat released during oxidation-reduction reaction of ethylene and oxygen in the second space can be isolated, temperature fluctuation in the fresh-keeping space is prevented from being caused, and the storage effect of food materials is prevented from being influenced.
The above, as well as additional objectives, advantages, and features of the present application will become apparent to those skilled in the art from the following detailed description of a specific embodiment of the present application when read in conjunction with the accompanying drawings.
Drawings
Some specific embodiments of the application will be described in detail hereinafter by way of example and not by way of limitation with reference to the accompanying drawings. The same reference numbers will be used throughout the drawings to refer to the same or like parts or portions. It will be appreciated by those skilled in the art that the drawings are not necessarily drawn to scale. In the accompanying drawings:
fig. 1 is a schematic structural view of a refrigerator according to an embodiment of the present application;
fig. 2 is a schematic partial structural view of a refrigerator according to an embodiment of the present application;
FIG. 3 is a schematic block diagram of another view of the structure shown in FIG. 2;
fig. 4 is a schematic structural view of a sealed drawer in a refrigerator according to an embodiment of the present application;
FIG. 5 is a schematic internal structural view of a sealed drawer in a refrigerator according to one embodiment of the present application; and
fig. 6 is a schematic structural view of the storage box in the sealed drawer shown in fig. 5.
Detailed Description
The embodiment provides a refrigerator, which realizes air-conditioned preservation in a simple form and effectively reduces cost while improving the preservation effect of food. Fig. 1 is a schematic structural view of a refrigerator 100 according to an embodiment of the present application; fig. 2 is a schematic partial structural view of a refrigerator 100 according to an embodiment of the present application; fig. 3 is a schematic block diagram of another view of the structure shown in fig. 2. The refrigerator 100 of the present embodiment may generally include: the cabinet 10, door, refrigeration system and storage box 14.
Therein, the case 10 defines an storing space 102 therein. The number and structure of the storage spaces 102 can be configured according to the requirements, and fig. 1 shows a case of sequentially setting a first storage space, a second storage space and a third storage space; the storage space can be configured into a refrigerating space, a freezing space, a temperature changing space or a fresh-keeping space according to different purposes. Each storage space may be divided into a plurality of storage areas by a partition plate, and articles are stored using racks or drawers. A storage container may be disposed in the storage space 102, and a fresh-keeping space is defined inside the storage container.
The door is provided on the front surface of the case 10 to close the storage space 102. The door bodies can be arranged corresponding to the storage spaces, namely, one or more door bodies are corresponding to each storage space. The number of the storage spaces and the door bodies and the functions of the storage spaces can be actually selected according to specific situations. The refrigerator 100 of the embodiment is provided with a first door 21, a second door 22, and a third door 23 corresponding to a first storage space, a second storage space, and a third storage space which are sequentially arranged up and down. The door body can be pivotally arranged on the front surface of the box body, and can be opened in a drawer mode, so that drawer-type storage space is realized, wherein the drawer-type storage space is often provided with a metal sliding rail, the effect of opening and closing the drawer can be ensured to be gentle, and noise can be reduced. The door opening mode of the first storage space of the refrigerator 100 of the embodiment is a pivot opening mode, and the door opening modes of the second storage space and the third storage space are drawer opening modes.
As shown in fig. 2, a sealed drawer 11 may be provided in the storage space 102 of the refrigerator 100, and a fresh-keeping space 103 is defined by the sealed drawer 11. In some alternative embodiments, the fresh-keeping space may also be defined by a sealed box, a sealed can, a sealed box, or the like. It should be noted that the number of the sealed drawers 11 may be one or more, and the fresh-keeping space 103 defined by the sealed drawers 11 may also be one or more.
As shown in fig. 3, the case 10 may include a liner 101 defining a storage space 102 therein. Fig. 4 is a schematic structural view of the sealed drawer 11 in the refrigerator 100 according to an embodiment of the present application, fig. 5 is a schematic internal structural view of the sealed drawer 11 in the refrigerator according to an embodiment of the present application, and fig. 6 is a schematic structural view of the storage box 14 in the sealed drawer 11 shown in fig. 5. As shown in fig. 4, the sealed drawer 11 includes: a drawer cylinder 12 having a forward opening and fixed to the inner container 101, in which a fresh-keeping space 103 is defined; and a drawer body 13 slidably mounted within the drawer cylinder 12 to be operatively withdrawn outwardly from the forward opening of the drawer cylinder 12 and inserted inwardly into the drawer cylinder 12. The drawer cylinder 12 may be disposed at a lower portion of the liner, and in other embodiments, the drawer cylinder 12 may be disposed at a middle portion or an upper portion of the liner. In this embodiment, the liner 101 and the drawer cylinder 12 may be integrally formed, or may be formed separately and then installed.
The drawer cylinder 12 may be provided with a plurality of air pressure balance holes to communicate the storage space 102 with the fresh-keeping space 103. Each of the air pressure balance holes may be micro-holes of millimeter scale, for example, each of the air pressure balance holes may have a diameter of 0.1mm to 3mm. The pressure inside and outside the fresh-keeping space can be balanced by arranging the plurality of air pressure balance holes, the air in the fresh-keeping space can not flow to the large storage space due to the arrangement of the plurality of air pressure balance holes, even if the air flows, the air is very small or even negligible, and the preservation of food in the fresh-keeping space can not be influenced. In other embodiments, the drawer cylinder 12 may not have a pressure balancing hole, and even if there is a large amount of gas in the fresh-keeping space, such as nitrogen originally existing in the fresh-keeping space, the user does not need to use much effort when pulling the drawer body 13, and the air pressure balancing hole is much more labor-saving than the existing vacuum storage chamber.
As shown in fig. 5 and 6, the storage box 14 is disposed in the fresh-keeping space 103, and the interior of the storage box 14 is partitioned by the first partition 15 into a first space 141 and a second space 142, and the second space 142 is controllably communicated with the fresh-keeping space 103 through the second partition 16, wherein the first space 141 is internally stored with natural minerals to catalyze the oxidation-reduction reaction of ethylene and oxygen in the second space when the first partition 15 is opened and the second partition 16 is closed, and the gas in the fresh-keeping space 103 is mixed with the gas in the second space 142 when the first partition 15 is closed and the second partition 16 is opened, so as to reduce the content of ethylene and oxygen in the fresh-keeping space. Wherein the natural minerals in the first space 141 may be tourmaline, cordierite, sepiolite, etc.
Ethylene is produced from food materials in the fresh-keeping space. Ethylene is an endogenous hormone in plants and all parts of higher plants such as leaves, stems, roots, flowers, fruits, tubers, seeds and seedlings produce ethylene under certain conditions. The physiological function of ethylene is mainly to promote the enlargement of fruits and cells. The mature seeds promote the abscission of leaves, flowers and fruits, and also have the effects of inducing flower bud differentiation, breaking dormancy, promoting germination, inhibiting flowering and organ abscission, dwarfing plants, promoting adventitious root formation and the like. Reducing the ethylene content in the fresh-keeping space 103 can prevent ethylene from catalyzing the food material to ripen and cause the food material to rot. The oxygen content in the fresh-keeping space 103 is reduced, so that the oxygen-deficient gas atmosphere beneficial to food fresh-keeping can be realized in the fresh-keeping space 103.
The storage box 14 is made of heat insulation materials so as to isolate heat released when ethylene and oxygen in the second space undergo oxidation-reduction reaction, and can avoid temperature fluctuation in the fresh-keeping space from influencing the storage effect of food materials.
Wherein, when the first partition 15 is opened and the second partition 16 is closed, the first space 141 and the second space 142 in the storage box 14 are communicated, and the second space 142 is not communicated with the fresh-keeping space 103 outside the storage box 14; when the first partition 15 is closed and the second partition 16 is opened, the first space 141 and the second space 142 in the storage box 14 are not communicated, and the second space 142 is communicated with the fresh-keeping space 103 outside the storage box 14. The first and second partitions 15 and 16 are each manually or electrically openable and closable, and in a preferred embodiment, the first and second partitions 15 and 16 are each electrically operable.
The time for the oxidation-reduction reaction between the ethylene and the oxygen in the second space 142 can be set according to the actual requirement, for example, in the case that the ethylene and/or the oxygen content in the fresh-keeping space needs to be greatly reduced, the time for the oxidation-reduction reaction can be longer; the time for the redox reaction to occur can be made shorter where a smaller reduction in the ethylene and/or oxygen content in the fresh space is required. In addition, after the oxidation-reduction reaction of the ethylene and the oxygen in the second space 142, the first partition 15 may be closed first, and after the temperature in the storage box 14 is stabilized, the second partition 16 may be opened, so as to avoid affecting the temperature in the fresh-keeping space.
Under the condition that the second space 142 is not influenced and is controllably communicated with the fresh-keeping space 103 through the second partition plate 16, the storage box 14 can be placed at any position in the fresh-keeping space and can be freely taken out of the fresh-keeping space, so that natural minerals in the storage box 14 can be replaced, the effect that the oxidation-reduction reaction is influenced by the natural minerals used for a long time is avoided, and the regulation of the content of ethylene and oxygen in the fresh-keeping space is further influenced.
The ethylene and oxygen content in the fresh-keeping space is regulated, and meanwhile, the temperature in the fresh-keeping space is kept in a certain range, so that the fresh-keeping effect of food materials can be improved in an auxiliary manner. Different food materials can be corresponding to different proper storage temperatures, for example, the refrigerating temperature of fruit and vegetable food materials is generally 2 ℃ to 8 ℃, the refrigerating temperature of chilled fresh meat food materials is generally-2 ℃ to 1 ℃, and the freezing temperature of various food materials is generally-22 ℃ to-14 ℃. The ethylene and oxygen content in the fresh-keeping space is reduced, the temperature in the fresh-keeping space is kept in a proper storage temperature range of various food materials, and the fresh-keeping effect of various food materials can be effectively improved. It should be noted that the specific values of the above storage temperatures are only examples, and are not limiting to the present application.
The refrigerator 100 may further include: oxygen sensor, button, trigger detector and timer. Wherein, the oxygen sensor is arranged in the fresh-keeping space 103 to monitor the actual oxygen content in the fresh-keeping space. And in case the actual oxygen content is greater than the preset content threshold, the first partition 15 is opened and the second partition 16 is closed, so that the natural minerals catalyze the oxidation-reduction reaction of ethylene and oxygen in the second space 142. The preset content threshold value can be set according to actual requirements, for example, suitable storage conditions for storing food materials in the fresh-keeping space are as follows: the actual oxygen content in the fresh-keeping space is a, the preset content threshold value can be set as a.
The key may be disposed on a door of the refrigerator 100 and configured to obtain a trigger operation of a user to open the modified atmosphere fresh-keeping function. The user can put food into the sealed drawer 11 under the condition that the food has fresh-keeping requirement, and press the button after closing the sealed drawer 11, namely open the modified atmosphere fresh-keeping function. Because the number of the preservation spaces 103 defined in the sealed drawer 11 and the sealed drawer can be one or more, the keys can be matched with the preservation spaces 103 defined in the sealed drawer 11 and the sealed drawer so as to accurately control different preservation spaces. In other embodiments, the triggering operation of the user to start the modified atmosphere fresh-keeping function may be obtained through a display screen provided on the refrigerator door. Under the condition that the air-conditioning fresh-keeping function is not started, the first partition plate 15 is closed, and the first space 141 and the second space 142 of the storage box 14 are not communicated; and the second partition 16 is opened, the second space 142 of the storage box 14 is communicated with the fresh-keeping space 103 outside the storage box 14, so that the air in the fresh-keeping space 103 enters the second space 142, and at this time, the gas composition in the second space 142 is substantially the same as the gas composition in the fresh-keeping space 103. For example, when ethylene is generated in the food stored in the fresh space 103, ethylene is also present in the second space 142.
A trigger detector configured to detect a trigger signal for opening and closing the fresh-keeping space 103. The trigger detector may be configured to detect an opening/closing signal of the sealed drawer 11 as a trigger signal for opening/closing the fresh-keeping space 103.
And a timer configured to detect a closing time of the fresh-keeping space 103, wherein the oxygen sensor starts to operate in a case where the modified atmosphere fresh-keeping function is on and the closing time of the fresh-keeping space 103 is greater than or equal to a preset time threshold. Under the condition that the air-conditioning fresh-keeping function is not started, the natural minerals in the first space 141 can be prevented from catalyzing the reaction of ethylene and oxygen in the second space 142 to do idle work. The preset time threshold can be set according to actual conditions, and the closing time of the fresh-keeping space 103 is greater than or equal to the preset time threshold, so that the fresh-keeping space 103 can be ensured to be in a closed state and the internal gas is stable, and in this case, the monitoring and the adjustment of the oxygen content in the fresh-keeping space are more accurate.
The refrigeration system of the refrigerator 100 is configured to provide cooling to the storage space 102. The refrigeration system of the present embodiment may be a refrigeration cycle system constituted by a compressor, a condenser, a throttle device, an evaporator, and the like. The compressor is mounted in a compressor compartment 103. The evaporator is configured to provide cooling directly or indirectly into the storage space. For example, when the refrigerator is a home compression type direct cooling refrigerator, the evaporator may be disposed outside or inside the rear wall surface of the inner container. When the refrigerator is a domestic compression type air-cooled refrigerator, an evaporator chamber is further arranged in the refrigerator body 10 and is communicated with the storage space 102 through an air path system, an evaporator is arranged in the evaporator chamber, and a fan is arranged at an outlet of the evaporator chamber so as to circularly refrigerate the storage space 102.
In some embodiments, the storage space 102 may include a refrigerated space or a refrigerated space, with the refrigeration system providing different amounts of cold to the refrigerated space and the refrigerated space such that the temperatures within the refrigerated space and the refrigerated space are also different. Wherein the temperature in the refrigerated space is generally between 2 ℃ and 10 ℃, preferably between 3 ℃ and 8 ℃. The temperature in the refrigerated space is generally in the range of-22 ℃ to-14 ℃. Since the temperature in the refrigerated space is relatively suitable for the natural minerals to catalyze the reaction of ethylene with oxygen in the second space 142, in a preferred embodiment, the storage box may be placed in the refrigerated space.
The refrigerator 100 of the embodiment is provided with the storage box 14 in the preserving space 103, the interior of the storage box 14 is partitioned into the first space 141 and the second space 142 by the first partition 15, the second space 142 is controllably communicated with the preserving space 103 through the second partition 16, wherein natural minerals are stored in the first space 141, so that under the condition that the first partition 15 is opened and the second partition 16 is closed, oxidation-reduction reaction is catalyzed between ethylene and oxygen in the second space 142, and under the condition that the first partition 15 is closed and the second partition 16 is opened, the gas in the preserving space 103 is mixed with the gas in the second space 142, so that the content of ethylene and oxygen in the preserving space 103 is reduced, the content of ethylene and oxygen in the preserving space 103 is reduced through simple oxidation-reduction chemical reaction, the ethylene in the preserving space is prevented from catalyzing food maturation, and in addition, the preserving space is realized with a gas atmosphere which is lean in oxygen and favorable for food preservation, and in addition, the structure of realizing modified atmosphere preservation is simple and safe, and the cost is effectively reduced.
Further, the refrigerator 100 of this embodiment further includes a key configured to obtain a trigger operation of a user to open the modified atmosphere fresh-keeping function, a trigger detector configured to detect a trigger signal for opening and closing the fresh-keeping space 103, and a timer configured to detect a closing time of the fresh-keeping space 103, wherein when the modified atmosphere fresh-keeping function is opened and the closing time of the fresh-keeping space 103 is greater than or equal to a preset time threshold, the oxygen sensor starts to operate, so that natural minerals in the first space 141 can be prevented from catalyzing ethylene and oxygen in the second space 142 to react to do idle work when the modified atmosphere fresh-keeping function is not opened, and the storage box 14 is made of a heat insulation material, so that heat released when ethylene and oxygen in the second space 142 undergo a redox reaction can be isolated, thereby avoiding causing temperature fluctuation in the fresh-keeping space 103 and affecting a storage effect of food materials.
By now it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the application have been shown and described herein in detail, many other variations or modifications of the application consistent with the principles of the application may be directly ascertained or inferred from the present disclosure without departing from the spirit and scope of the application. Accordingly, the scope of the present application should be understood and deemed to cover all such other variations or modifications.

Claims (9)

1. A refrigerator, comprising:
the box body is internally provided with a storage space, and a fresh-keeping space is arranged in the storage space;
the door body is arranged on the front surface of the box body and is used for closing the storage space;
a refrigeration system configured to provide refrigeration to the storage space; and
the storage box is arranged in the fresh-keeping space, the interior of the storage box is divided into a first space and a second space by a first partition board, the second space is controllably communicated with the fresh-keeping space through a second partition board, natural minerals are stored in the first space, so that the ethylene and oxygen in the second space are catalyzed to undergo oxidation-reduction reaction under the condition that the first partition board is opened, and the ethylene is produced by food materials in the fresh-keeping space under the condition that the first partition board is closed and the second partition board is opened, and the gas in the fresh-keeping space is mixed with the gas in the second space to reduce the content of ethylene and oxygen in the fresh-keeping space;
an oxygen sensor arranged in the fresh-keeping space for monitoring the actual oxygen content in the fresh-keeping space, and
and under the condition that the actual oxygen content is greater than a preset content threshold, the first partition board is opened, and the second partition board is closed, so that the natural mineral catalyzes the oxidation-reduction reaction of ethylene and oxygen in the second space.
2. The refrigerator of claim 1, further comprising:
the sealed drawer is arranged in the storage space, and the fresh-keeping space is defined by the sealed drawer.
3. The refrigerator of claim 2, further comprising:
the key is configured to acquire triggering operation of opening the controlled atmosphere fresh-keeping function by a user.
4. The refrigerator of claim 3, further comprising:
and a trigger detector configured to detect a trigger signal for opening and closing the fresh-keeping space.
5. The refrigerator of claim 4, further comprising:
and the timer is configured to detect the closing time of the fresh-keeping space, wherein the oxygen sensor starts to work under the condition that the controlled atmosphere fresh-keeping function is started and the closing time of the fresh-keeping space is greater than or equal to a preset time threshold value.
6. The refrigerator of claim 2, wherein the cabinet comprises:
the inner container is internally limited with the storage space.
7. The refrigerator of claim 6, wherein the sealed drawer comprises:
the drawer cylinder is provided with a forward opening, is fixed on the inner container and is internally limited with the fresh-keeping space; and
a drawer body slidably mounted within the drawer cylinder for operative outward extraction from the forward opening of the drawer cylinder and inward insertion into the drawer cylinder.
8. The refrigerator according to claim 7, wherein,
the drawer cylinder body is provided with a plurality of air pressure balance holes for communicating the storage space and the fresh-keeping space.
9. The refrigerator according to claim 1, wherein,
the storage box is made of heat insulation materials so as to isolate heat released when ethylene and oxygen in the second space undergo oxidation-reduction reaction.
CN201611132808.0A 2016-12-09 2016-12-09 Refrigerator with a refrigerator body Active CN106705538B (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06288672A (en) * 1991-09-26 1994-10-18 Gold Star Co Ltd Vegetable and fruit freshness maintaining device for refrigerator
JPH07174455A (en) * 1993-12-20 1995-07-14 Hitachi Ltd Refrigerator with deep freezer
CN1128858A (en) * 1994-09-16 1996-08-14 三洋电机株式会社 Refrigerator
CN1269257A (en) * 2000-04-12 2000-10-11 程启进 Catalytic preservative block for refrigerator and its making process
CN206600957U (en) * 2016-12-09 2017-10-31 青岛海尔股份有限公司 Refrigerator

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06288672A (en) * 1991-09-26 1994-10-18 Gold Star Co Ltd Vegetable and fruit freshness maintaining device for refrigerator
JPH07174455A (en) * 1993-12-20 1995-07-14 Hitachi Ltd Refrigerator with deep freezer
CN1128858A (en) * 1994-09-16 1996-08-14 三洋电机株式会社 Refrigerator
CN1269257A (en) * 2000-04-12 2000-10-11 程启进 Catalytic preservative block for refrigerator and its making process
CN206600957U (en) * 2016-12-09 2017-10-31 青岛海尔股份有限公司 Refrigerator

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