CN111288715A - Storage device of refrigerator and refrigerator - Google Patents
Storage device of refrigerator and refrigerator Download PDFInfo
- Publication number
- CN111288715A CN111288715A CN201910562842.9A CN201910562842A CN111288715A CN 111288715 A CN111288715 A CN 111288715A CN 201910562842 A CN201910562842 A CN 201910562842A CN 111288715 A CN111288715 A CN 111288715A
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- liquid
- storage device
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- storage
- refrigerator
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- 239000007788 liquid Substances 0.000 claims abstract description 65
- 239000012528 membrane Substances 0.000 claims abstract description 40
- 230000004308 accommodation Effects 0.000 claims abstract 2
- 238000005373 pervaporation Methods 0.000 claims description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 235000012055 fruits and vegetables Nutrition 0.000 claims description 13
- 239000002826 coolant Substances 0.000 claims description 5
- 238000001704 evaporation Methods 0.000 claims description 5
- 230000008020 evaporation Effects 0.000 claims description 5
- 230000002349 favourable effect Effects 0.000 claims description 4
- 239000012466 permeate Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 238000009920 food preservation Methods 0.000 claims description 2
- 235000013305 food Nutrition 0.000 description 15
- 235000013399 edible fruits Nutrition 0.000 description 9
- 235000013311 vegetables Nutrition 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 6
- 239000001301 oxygen Substances 0.000 description 6
- 229910052760 oxygen Inorganic materials 0.000 description 6
- 238000004321 preservation Methods 0.000 description 6
- 230000029058 respiratory gaseous exchange Effects 0.000 description 6
- 238000007710 freezing Methods 0.000 description 5
- 230000008014 freezing Effects 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 239000011232 storage material Substances 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 235000013372 meat Nutrition 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 241000238557 Decapoda Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004320 controlled atmosphere Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 235000013611 frozen food Nutrition 0.000 description 1
- 235000011389 fruit/vegetable juice Nutrition 0.000 description 1
- 150000002632 lipids Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
- F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
- F25D17/062—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators
-
- 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
- F25D25/00—Charging, supporting, and discharging the articles to be cooled
- F25D25/02—Charging, supporting, and discharging the articles to be cooled by shelves
- F25D25/024—Slidable shelves
- F25D25/025—Drawers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/005—Mounting of control devices
Landscapes
- 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 present invention provides a storage device of a refrigerator, comprising: a body portion defining a storage space therein; the cover plate is used for opening or closing the storage space; the elastic films are arranged on the inner surface of the cover plate, and an accommodating cavity is formed between the elastic films and the cover plate; wherein the storage device is configured to deform the elastic membrane towards the storage space by filling the accommodation cavity with a liquid, thereby reducing a usage volume of the storage space. According to the storage device of the refrigerator and the refrigerator, one or more elastic films are arranged on the inner surface of the cover plate, the accommodating cavity is formed between the elastic films and the cover plate, and the elastic films deform towards the storage space by filling liquid into the accommodating cavity, so that the use volume of the storage space is reduced. The invention also provides a refrigerator.
Description
Technical Field
The invention relates to the technical field of freezing and refrigerating devices, in particular to a storage device of a refrigerator and the refrigerator.
Background
The traditional fruit and vegetable cold storage and fresh preservation are mainly realized through low temperature. There are many factors that affect the preservation of fruits and vegetables, mainly temperature, humidity, gas components, etc. The existing controlled atmosphere control methods of fruits and vegetables are many, and the main methods comprise the following two methods. One is to introduce a certain amount of inert gas into the storage space to discharge the air therein, thereby achieving the air-conditioned environment which is beneficial to the storage of fruits and vegetables; the method has the disadvantages of high cost, need of an inert gas generating device and being not easy to popularize. The other is that the combination of a vacuum pump and an oxygen-enriched film is utilized, the content of oxygen in the storage space is reduced by the characteristic that the content of oxygen in the pumped gas is more, and the respiration of fruits and vegetables is further inhibited; the method has the disadvantages that the realized effect is limited, the oxygen concentration can be reduced by about 3 percent, and the preservation effect of fruits and vegetables is not remarkably improved. It is thus clear that the cold-stored fresh-keeping of current fruit vegetables realizes keeping fresh mainly through increasing functional assembly in the refrigerator box, will carry on the device, is an indirect regulation mode, is unfavorable for realizing.
Disclosure of Invention
The invention aims to provide a storage device of a refrigerator, wherein the storage space usage volume of the storage device is adjustable.
A further object of the present invention is to make the storage space favorable to the preservation of food by directly changing the structure of the storage container.
In particular, the present invention provides a storage device of a refrigerator, comprising:
a body portion defining a storage space therein;
a cover plate for opening or closing the storage space; and
one or more elastic films arranged on the inner surface of the cover plate, and an accommodating cavity is formed between the elastic films and the cover plate;
wherein the storage device is configured to deform the elastic membrane towards the storage space by filling the receiving cavity with liquid, such that the usage volume of the storage space is reduced.
Optionally, the body portion has a first opening thereon; the storing device still includes: the pervaporation membrane seals the first opening and is provided with a first side communicated with the storage space and a second side communicated with the external environment of the storage device, so that redundant water vapor generated by evaporation of fruits and vegetables in the storage space is dissolved in the first side and permeates into the second side to be discharged out of the storage device in a gas phase.
Optionally, the storage device is further configured to: after the storage space is sealed by the cover plate, the elastic film is deformed by filling liquid into the accommodating cavity, so that the use volume and the air content of the storage space are relatively reduced, and the elastic film is matched with a pervaporation film to form an environment which is favorable for food preservation.
Optionally, the body part is provided with a second opening at the top part, and the object to be stored is placed into the storage space through the second opening; the cover plate is arranged above the body part, and the elastic membrane deforms downwards along with the liquid filled in the accommodating cavity, so that the use volume of the storage space is reduced.
Optionally, the liquid is a coolant.
Optionally, the elastic membrane is a rubber membrane.
Optionally, the storage device further comprises:
a liquid storage container arranged outside the body part and used for storing liquid;
one end of the liquid conveying pipeline is connected with the liquid storage container, and the other end of the liquid conveying pipeline is connected to the accommodating cavity; and
and the pump is arranged on the liquid conveying pipeline and is used for conveying the liquid in two directions.
Optionally, the pump is configured to: when the storage space is sealed, the pump is started to convey liquid from the liquid storage container to the accommodating cavity, and the pump continuously operates until the pressure of the storage space reaches the preset pressure and then is closed.
Optionally, the pump is further configured to: after the storage space is opened, the pump is started to convey liquid to the liquid storage container from the containing cavity, and the elastic membrane restores to deform.
The invention also provides a refrigerator with the storage device of the refrigerator.
According to the storage device of the refrigerator and the refrigerator, one or more elastic films are arranged on the inner surface of the cover plate, the accommodating cavity is formed between the elastic films and the cover plate, and the elastic films deform towards the storage space by filling liquid into the accommodating cavity, so that the use volume of the storage space is reduced.
Furthermore, according to the storage device of the refrigerator and the refrigerator, the first opening is formed in the body part, the pervaporation membrane is arranged to close the first opening, so that relative water activity in the storage space caused by evaporation of water of fruits and vegetables is higher and higher, redundant water vapor is emitted out of the storage device, the stability of the relative water activity of the storage space is kept, the optimal humidity for storage of the fruits and vegetables is kept, and the relative water activity is not too high. Meanwhile, under the closed condition, the using volume of the storage space is reduced, the breathing action of the fruits and the vegetables can be greatly accelerated by reducing the air content of the storage space, and the reduction of the oxygen concentration and the increase of the carbon dioxide concentration in the storage space are realized, so that the passive air-conditioned environment of the fruits and the vegetables can be realized more quickly, the breathing action of the fruits and the vegetables is inhibited in turn, and the storage and the preservation of the fruits and the vegetables are more facilitated.
Furthermore, the storage device of the refrigerator provided by the invention is more in line with the use habit of a user by arranging the second opening for placing food at the top of the body part, and meanwhile, the storage device is attractive in structure and improves the use experience of the user.
Furthermore, the storage device of the refrigerator disclosed by the invention realizes the deformation of the elastic film by filling liquid into the accommodating cavity, is easy to realize and operate and control, and meanwhile, the liquid can adopt functional liquid, so that the storage device is more beneficial to the storage and fresh keeping of food.
The above and other objects, advantages and features of the present invention will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.
Drawings
Some specific embodiments of the invention will be described in detail hereinafter, by way of illustration and not limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:
fig. 1 is a schematic side perspective view of a refrigerator according to one embodiment of the present invention.
Fig. 2 is a schematic perspective view of a storage device of the refrigerator shown in fig. 1.
Fig. 3 is a schematic plan view of the storage device of the refrigerator shown in fig. 1.
Fig. 4 is another schematic top view of the storage device of the refrigerator shown in fig. 1.
Fig. 5 is a control flowchart of the storage device of the refrigerator shown in fig. 1.
Detailed Description
Fig. 1 is a schematic perspective view of a refrigerator 100 according to one embodiment of the present invention. Fig. 2 is a schematic perspective view of the storage device 200 of the refrigerator 100 shown in fig. 1. The refrigerator 100 of the embodiment of the present invention may generally include a cabinet 110. The case 110 includes a housing and a liner, and a storage compartment 120 is defined inside the liner. The number and structure of the storage compartments 120 may be configured as desired. For example, fig. 1 shows a case where a first storage compartment, a second storage compartment and a third storage compartment are sequentially disposed from top to bottom, wherein the first storage compartment is a rotary opening type door 130 disposed on a front surface of a cabinet 110 for closing the first storage compartment; the second storage compartment and the third storage compartment are respectively provided with a first drawer 141 and a second drawer 142, which are drawably provided in the storage compartment 120. The storage compartment 120 may be configured as a refrigerating compartment, a freezing compartment, a temperature-changing compartment, or a fresh-keeping compartment according to different purposes. Each storage compartment 120 may be divided into a plurality of storage regions by a partition plate, and the storage regions may store articles by racks or drawers. The refrigerator 100 according to the embodiment of the present invention may be a typical french refrigerator, and the three compartments sequentially disposed up and down are a refrigerating compartment, a freezing compartment, and a freezing compartment, respectively. Handles may be provided on each door panel of the refrigerator 100 according to the embodiment of the present invention, so that a user can open and close the storage compartment 120 of the refrigerator 100. The refrigerator 100 of the embodiment of the present invention further includes a storage device 200 including a body part 201, a cover plate 203, and one or more elastic films 202. The body part 201 defines a storage space 210 therein. The cover plate 203 is used to open or close the storage space 210. One or more elastic films 202 are disposed on the inner surface of the cover plate 203, and a receiving cavity 230 is formed between the elastic films 202 and the cover plate 203. The reservoir 200 is configured to deform the elastic membrane 202 towards the reservoir 210 by filling the receiving chamber 230 with the liquid 204, such that the used volume of the reservoir 210 is reduced. According to the refrigerator 100 and the storage device 200 of the refrigerator 100, one or more elastic films 202 are arranged on the inner surface of the cover plate 203, the accommodating cavity 230 is formed between the elastic films 202 and the cover plate 203, and the accommodating cavity 230 is filled with the liquid 204 to enable the elastic films 202 to deform towards the storage space 210, so that the use volume of the storage space 210 is reduced. The refrigerator 100 according to the embodiment of the present invention may be used as a storage container disposed in the storage compartment 120 of the cabinet 110, or may be used as an inner container, a storage drawer, or the like of the refrigerator 100.
In some embodiments, the refrigerator 100 of the embodiment of the present invention has a first opening on the body portion 201 of the storage device 200; the storage device 200 further includes: the pervaporation membrane 208, which closes the first opening, has a first side communicated with the storage space 210 and a second side communicated with the external environment of the storage device 200, so that excess water vapor generated by evaporation of fruits and vegetables in the storage space 210 is dissolved in the first side and permeates into the second side to be discharged out of the storage device 200.
In some embodiments, the storage device 200 of the refrigerator 100 of the present embodiments is further configured to: after the cover plate 203 seals the storage space 210, the containing cavity 230 is filled with the liquid 204 to deform the elastic film 202, so that the use volume and the air content of the storage space 210 are relatively reduced, and an environment favorable for keeping food fresh is formed by matching with the pervaporation film 208. The pervaporation membrane 208 is made of a gas-impermeable polymer material, but can dissolve water vapor on the membrane, and the separation method thereof can be divided into three steps: the separated substance is selectively adsorbed and dissolved on the surface of one side of the membrane, then permeates in the membrane in a diffused form, and finally becomes gas-phase desorbed on the other side of the membrane to be separated from the membrane. In an embodiment of the present invention, water vapor dissolves to the first side 281 of pervaporation membrane 208 and evaporates from pervaporation membrane 208 after permeating within pervaporation membrane 208 to the second side 282 of pervaporation membrane 208.
According to the storage device 200 of the refrigerator 100 and the refrigerator 100, the first opening is formed in the body part 201, the pervaporation membrane 208 is arranged to close the first opening, so that relative water movement in the storage space 210 caused by evaporation of water in fruits and vegetables is higher and higher, excessive water vapor is emitted out of the storage device 200, the stability of relative water activity of the storage space 210 is kept, the optimal humidity for storing the fruits and vegetables is kept, and on the other hand, the relative water activity is not too high. Meanwhile, under the closed condition, the using volume of the storage space 210 is reduced, the breathing action of the fruits and the vegetables can be greatly accelerated by reducing the air content of the storage space 210, and the reduction of the oxygen concentration and the increase of the carbon dioxide concentration in the storage space 210 are realized, so that the passive air-conditioned environment of the fruits and the vegetables can be realized more quickly, the breathing action of the fruits and the vegetables is inhibited in turn, and the storage and the preservation of the fruits and the vegetables are more facilitated. The role of pervaporation membrane 208 is mainly two-fold: one is that the pervaporation membrane 208 can maintain the humidity balance of the storage space 210; secondly, the pervaporation membrane 208 can control the gas to pass through, and prevent the diffusion of the gas inside and outside the storage space 210. In addition, one or more pervaporation membranes 208 may be disposed on the storage device 200 of the refrigerator 100 according to an embodiment of the present invention.
Fig. 2 is a schematic perspective view of the storage device 200 of the refrigerator 100 shown in fig. 1. Fig. 3 is a schematic top view of the storage device 200 of the refrigerator 100 shown in fig. 1. Fig. 4 is another schematic top view of the storage device 200 of the refrigerator 100 shown in fig. 1. In some embodiments, the body portion 201 of the storage device 200 of the refrigerator 100 according to the embodiment of the present invention is formed with a second opening at a top portion thereof, and the food 400 is put into the storage space 210 through the second opening; the cover plate 203 is disposed above the body portion 201, and the elastic membrane 202 deforms downward as the accommodating chamber 230 is filled with the liquid 204, so that the usage volume of the storage space 210 is reduced. The storage device 200 of the refrigerator 100 according to the embodiment of the present invention is more suitable for the user's usage habit by providing the second opening for placing the food 400 at the top of the body portion 201.
The elastic membrane 202 may be made of a deformable material that is impermeable to air and water, such as a rubber membrane. The body part 201 is a square frame structure having a bottom surface plate 215 and a first side surface plate 211, a second side surface plate 212, a third side surface plate 213 and a fourth side surface plate 214 which are connected in this order and extend longitudinally upward from the bottom surface plate 215. The cover plate 203 has a shape corresponding to the square shape of the cross section of the body part 201, and a sealing strip is further provided between the body part 201 and the cover plate 203 to enhance sealing. Preferably, the inner surface of the cover plate 203 is provided with an elastic film 202 covering the inner surface thereof, which is more robust and simple in process compared to a plurality of elastic films provided on the inner surface of the cover plate 203, and the formed integrated receiving chamber allows the inflow and outflow of fluid to be more easily controlled.
The liquid 204 can be a functional liquid with the functions of sterilization, radiation protection, cold accumulation or heat release, etc., the functional liquid can sterilize, the radiation influences the breathing activity of the food 400, the cold accumulation can save energy, and the heat release can prevent the food 400 from being frostbitten. For example, the liquid 204 is a coolant which is not contacted with food, can be recovered, and can effectively play a role in reducing temperature fluctuation and saving energy. Specifically, the cold storage agent can absorb and store a large amount of cold at a low temperature, and can emit a large amount of cold at a higher temperature, so that the cold storage agent can keep the cold storage agent and the surrounding low-temperature environment in a small range for a long time, and therefore, in a freezing chamber, the temperature of the storage space 210 can be stabilized, the temperature fluctuation of the storage space 210 is reduced, and the cold storage agent plays an important role in reducing juice loss, reducing volatile basic nitrogen and other freshness indexes of frozen foods such as meat, fish and the like. Meanwhile, the coolant can stabilize the starting temperature control point of the refrigeration compressor, so that the starting frequency of the compressor is reduced, and the energy consumption index of the refrigerator 100 product is reduced. The cold storage agent has important control effects on meat lipid oxidation, shrimp head blackening and the like.
In some embodiments, the storage device 200 of the refrigerator 100 according to the embodiment of the present invention further includes: a liquid storage container 205, a liquid delivery line 206 and a pump 207. A liquid storage container 205 arranged outside the body portion 201 for storing the liquid 204; one end of the liquid conveying pipeline 206 is connected with the liquid storage container 205, and the other end is connected with the accommodating cavity 230; the pump 207 is disposed on the liquid supply line 206 to supply the liquid 204 in both directions. A pump 207 may be provided on one or more sides outside the body portion 201. The two-way delivery of the liquid 204 includes delivering the liquid 204 from the reservoir 205 to the receiving chamber 230 and delivering the liquid 204 from the receiving chamber 230 to the reservoir 205.
In some embodiments, the pump 207 of the storage device 200 of the refrigerator 100 of embodiments of the present invention is configured to: when the storage space 210 is sealed, the pump 207 is turned on to deliver the liquid 204 from the reservoir 205 to the receiving chamber 230, and the pump 207 is continuously operated until the pressure in the storage space 210 reaches a predetermined pressure and then turned off. In the storage device 200 of the refrigerator 100 according to the embodiment of the present invention, the pump 207 is set to operate continuously after the storage space 210 is sealed until the pressure of the storage space 210 reaches the preset pressure, so that precise control can be achieved, and storage and fresh keeping of different types and different volumes of food 400 can be facilitated.
In some embodiments, the pump 207 of the storage device 200 of the refrigerator 100 of embodiments of the present invention is further configured to: when the storage space 210 is opened, the pump 207 is started to deliver the liquid 204 from the accommodating cavity 230 to the liquid storage container 205, and the elastic membrane 202 recovers the deformation. The storage space 210 of the storage device 200 of the refrigerator 100 according to the embodiment of the present invention should maintain the maximum usage volume as much as possible when not sealed by the cover plate 203, so as to store more food 400.
In some embodiments, the body portion 201 of the storage device 200 of the refrigerator 100 of the embodiment of the present invention is further provided with a pressure balancing port 216. When the storage device 200 of the refrigerator 100 according to the embodiment of the present invention is opened, the coolant rapidly returns to the liquid storage container 205 under the combined action of the pump 207 and the elasticity of the elastic membrane 202, and the elastic membrane 202 returns to the original position, so that the storage device 200 can be smoothly opened.
Fig. 5 is another control flowchart of the storage device 200 of the refrigerator 100 shown in fig. 1. The control method of the storage device 200 of the refrigerator 100 according to the embodiment of the present invention includes:
s502: the cover plate 203 is moved to close the second opening and the storage space 210 is sealed.
S504: the pump 207 is controlled to start operation until the pressure of the storage space 210 reaches a preset pressure, the liquid 204 in the liquid storage container 205 is sent into the accommodating cavity 230 through the liquid sending pipeline 206, and the elastic membrane 202 expands and deforms. The predetermined pressure is set according to the type of food 400 placed, the volume occupied by the food 400, the properties of the elastic membrane 202, and the properties of the liquid 204.
S506: it is determined whether the storage space 210 is opened.
S508: if the determination result in step S506 is yes, the pump 207 is controlled to be turned on, the liquid 204 in the accommodating chamber 230 is returned to the liquid storage container 205, and the elastic membrane 202 is deformed again. After the food 400 is put into the storage space 210 or the food 400 is taken out of the storage space 210, step S502 is performed again.
When the determination result of step S506 is no, the present status is maintained until the determination result of step S506 is yes.
Thus, it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been illustrated and described in detail herein, many other variations or modifications consistent with the principles of the invention may be directly determined or derived from the disclosure of the present invention without departing from the spirit and scope of the invention. Accordingly, the scope of the invention should be understood and interpreted to cover all such other variations or modifications.
Claims (10)
1. A storage device of a refrigerator, comprising:
a body portion defining a storage space therein;
the cover plate is used for opening or closing the storage space; and
one or more elastic films arranged on the inner surface of the cover plate, wherein a containing cavity is formed between the elastic films and the cover plate;
wherein the storage device is configured to deform the elastic membrane towards the storage space by filling the accommodation cavity with a liquid, thereby reducing a usage volume of the storage space.
2. The storage device of a refrigerator according to claim 1,
the body part is provided with a first opening;
the storing device still includes: and the pervaporation membrane is used for sealing the first opening and is provided with a first side communicated with the storage space and a second side communicated with the external environment of the storage device, so that redundant water vapor generated by evaporation of fruits and vegetables in the storage space is dissolved into the first side and permeates into the second side to be discharged out of the storage device in a gas phase manner.
3. The storage device of a refrigerator according to claim 2,
the storage device is further configured to: after the cover plate seals the storage space, the containing cavity is filled with the liquid to enable the elastic film to deform, so that the use volume and the air content of the storage space are relatively reduced, and the pervaporation film is matched to form an environment which is favorable for food preservation.
4. The storage device of a refrigerator according to claim 1,
the body part is provided with a second opening at the top part, and objects to be stored are placed into the storage space through the second opening;
the cover plate is arranged above the body part, and the elastic membrane deforms downwards along with the liquid filled in the containing cavity, so that the use volume of the storage space is reduced.
5. The storage device of a refrigerator according to claim 1,
the liquid is a coolant.
6. The storage device of a refrigerator according to claim 1,
the elastic membrane is a rubber membrane.
7. The storage device of the refrigerator according to claim 1, further comprising:
a liquid storage container arranged outside the body part and used for storing the liquid;
one end of the liquid conveying pipeline is connected with the liquid storage container, and the other end of the liquid conveying pipeline is connected to the accommodating cavity; and
and a pump disposed on the liquid feeding pipeline to feed the liquid in two directions.
8. The storage device of a refrigerator according to claim 7,
the pump is configured to: and when the storage space is sealed, starting the pump to convey the liquid from the liquid storage container to the accommodating cavity, and continuously operating the pump until the pressure of the storage space reaches a preset pressure and then closing the pump.
9. The storage device of a refrigerator according to claim 8,
the pump is further configured to: when the storage space is opened, the pump is started to convey the liquid from the accommodating cavity to the liquid storage container, and the elastic membrane restores to deform.
10. A refrigerator having the storage apparatus of the refrigerator as claimed in any one of claims 1 to 9.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2018114980713 | 2018-12-07 | ||
| CN201811498071 | 2018-12-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111288715A true CN111288715A (en) | 2020-06-16 |
Family
ID=71021182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910562842.9A Pending CN111288715A (en) | 2018-12-07 | 2019-06-26 | Storage device of refrigerator and refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111288715A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115183525A (en) * | 2021-04-02 | 2022-10-14 | 青岛海尔电冰箱有限公司 | Storage device and refrigerator |
| CN115183525B (en) * | 2021-04-02 | 2023-10-24 | 青岛海尔电冰箱有限公司 | Storage device and refrigerator |
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