CN112747550A - Storage device for refrigerator and refrigerator with storage device - Google Patents

Storage device for refrigerator and refrigerator with storage device Download PDF

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Publication number
CN112747550A
CN112747550A CN201911055686.3A CN201911055686A CN112747550A CN 112747550 A CN112747550 A CN 112747550A CN 201911055686 A CN201911055686 A CN 201911055686A CN 112747550 A CN112747550 A CN 112747550A
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CN
China
Prior art keywords
storage
storage device
refrigerator
storage space
moisture permeable
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.)
Granted
Application number
CN201911055686.3A
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Chinese (zh)
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CN112747550B (en
Inventor
夏恩品
李康
张�浩
苗建林
王铭
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.)
Qingdao Haier Refrigerator Co Ltd
Haier Smart Home Co Ltd
Original Assignee
Qingdao Haier Refrigerator Co Ltd
Haier Smart Home Co Ltd
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by Qingdao Haier Refrigerator Co Ltd, Haier Smart Home Co Ltd filed Critical Qingdao Haier Refrigerator Co Ltd
Priority to CN201911055686.3A priority Critical patent/CN112747550B/en
Priority to PCT/CN2020/141514 priority patent/WO2021083431A1/en
Publication of CN112747550A publication Critical patent/CN112747550A/en
Application granted granted Critical
Publication of CN112747550B publication Critical patent/CN112747550B/en
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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
    • 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
    • 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
    • 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
    • F25D23/00—General constructional features
    • F25D23/10—Arrangements for mounting in particular locations, e.g. for built-in type, for corner type
    • 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

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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 invention provides a storage device for a refrigerator and the refrigerator with the same, wherein the storage device for the refrigerator comprises: a storage container having a storage space defined therein; the back of the storage container is provided with a mounting frame which protrudes backwards, and the mounting frame is arranged to gradually increase the protruding distance along the upward extending direction so as to form an inclined angle with the back of the storage container; deoxidization subassembly, set up in the installing frame, its one side towards storage space configures to consume the inside oxygen in storage space through electrolytic reaction under electrolytic voltage's effect, its one side of storing space is configured to the outside vapor of electrolysis storage space under electrolytic voltage's effect dorsad, thereby can make the deoxidization subassembly utilize the outside vapor in storage space, and the inside oxygen in storage space is as the reactant, make the interior hypoxic atmosphere that forms of storage container, improve storage container's fresh-keeping effect.

Description

Storage device for refrigerator and refrigerator with storage device
Technical Field
The invention relates to a refrigerator, in particular to a storage device for the refrigerator and the refrigerator with the storage device.
Background
The modified atmosphere preservation technology is a technology for prolonging the storage life of food by adjusting environmental gas. In the refrigerator field, through setting up the deoxidization subassembly, utilize its electrochemical reaction to consume inside oxygen, build the low oxygen atmosphere, can improve fresh-keeping effect. A storing container for refrigerator among the prior art, with deoxidization subassembly installation inside storing container, can occupy more storing space, the structure is complicated moreover, difficult assembly.
Disclosure of Invention
An object of the present invention is to provide a storage device for a refrigerator and a refrigerator which at least solve one aspect of the above technical problems.
It is a further object of the present invention to reduce the difficulty of installing an oxygen scavenging assembly for a storage device of a refrigerator.
It is another further object of the present invention to avoid the occurrence of dripping or condensation within a storage device for a refrigerator to which an oxygen scavenging assembly is attached.
It is yet a further object of the present invention to reduce the amount of frost formation in the evaporator of a refrigerator.
In particular, according to one aspect of the present invention, there is provided a storage device for a refrigerator, including: a storage container having a storage space defined therein; the back of the storage container is provided with a mounting frame which protrudes backwards, and the mounting frame is arranged to gradually increase the protruding distance along the upward extending direction so as to form an inclined angle with the back of the storage container; the deoxidization subassembly sets up in the installing frame, and its one side towards the storing space is configured to through the inside oxygen of electrolysis reaction consumption storing space under the effect of electrolysis voltage, and its one side back to the storing space is configured to the outside vapor of electrolysis storing space under the effect of electrolysis voltage.
Optionally, a clamping portion is arranged on the mounting frame, and the oxygen removing assembly is connected into the mounting frame through the clamping portion in a clamping mode.
Optionally, the oxygen scavenging assembly comprises: the bracket is provided with a clamping claw matched with the clamping part; the proton exchange membrane group is arranged in the bracket; the proton exchange membrane group comprises: the anode plate is arranged on one side opposite to the storage space and is configured to electrolyze water vapor to generate hydrogen ions and oxygen; a cathode plate disposed at a side facing the storage space and configured to generate water by a reaction of hydrogen ions and oxygen; and a proton exchange membrane sandwiched between the cathode plate and the anode plate and configured to transport hydrogen ions from the anode plate side to the cathode plate side.
Optionally, the mounting frame is configured to oppose the return air opening of the refrigerator such that the flow of return air from the refrigerator is directed to the return air opening after at least partially flowing over the surface of the oxygen removal assembly.
Optionally, the top surface of the storage container is provided with a ventilation area, and the storage device further comprises: pass through wet subassembly, integrated in the top of storing container top surface, pass through wet subassembly includes: the supporting plate covers the upper part of the ventilation area, and an accommodating cavity is formed in the part, facing the upper part of the ventilation area, of the supporting plate; and the moisture permeable membrane group is arranged in the accommodating cavity and is configured to allow water vapor in the storage space to permeate and discharge.
Optionally, the moisture permeable film group comprises: a moisture permeable film configured to allow water vapor inside the storage space to permeate therethrough; and the moisture permeable bottom plate is attached to the bottom of the moisture permeable film so as to support the moisture permeable film.
Optionally, the side wall of the accommodating cavity is provided with a plurality of limiting claws, and the moisture permeable membrane group is limited in the accommodating cavity by the limiting claws.
Optionally, the storage device further comprises a cover plate forming an upper cover of the storage device to make the appearance neat; the cover plate includes: the top cap portion covers in drenching through wet subassembly top to the top cap portion extends along the back of storing container and forms connecting portion, and connecting portion are provided with a plurality of draw-in grooves, configure to the buckle joint with the storing container back, with fixed apron.
Optionally, the ventilation area is provided with through holes arranged in an array; the holding cavity bottom wall, the moisture permeable bottom plate and the cover plate of the supporting plate are respectively provided with through holes which are arranged in an array manner, and the through holes are configured to allow gas in the storage space to be discharged.
According to another aspect of the present invention, there is provided a refrigerator including: the inner container is internally provided with a storage chamber; the air duct cover plate is arranged on the front side of the back wall of the inner container to limit an air duct together with the inner container, and an air return opening is formed in the air duct cover plate; according to any one of the storage devices for the refrigerator, the storage device is arranged in the storage room, and the mounting frame of the storage device is opposite to the air return opening.
According to the storage device for the refrigerator and the refrigerator, the storage device comprises the storage container and the deoxidizing assembly, wherein the mounting frame protruding backwards is arranged on the back surface of the storage container, and the deoxidizing assembly is arranged in the mounting frame, so that the deoxidizing assembly can be mounted in the space on the back of the storage container, the deoxidizing assembly is prevented from occupying the storage space of the storage container, and the utilization rate of the storage space is improved.
According to the storage device for the refrigerator and the refrigerator, the mounting frame of the storage container is arranged to gradually increase the protruding distance along the upward extending direction, so that the mounting frame and the back surface of the storage container form an inclined angle, the oxygen removing assembly is arranged in the mounting frame, one surface facing the storage space is configured to consume oxygen in the storage space through electrolytic reaction under the action of electrolytic voltage, and the other surface facing the storage space is configured to electrolyze water vapor outside the storage space under the action of the electrolytic voltage, so that the oxygen removing assembly can utilize the water vapor outside the storage space and the oxygen in the storage space as reactants, a low-oxygen atmosphere is formed in the storage container, and the fresh-keeping effect of the storage container is improved.
Further, according to the storage device for the refrigerator and the refrigerator, the deoxidizing component is connected into the mounting frame in a clamping mode through the clamping portion of the mounting frame, so that the deoxidizing component can be limited in the mounting frame, the structure is simple, and the mounting difficulty of the deoxidizing component is reduced.
Furthermore, the storage device for the refrigerator and the refrigerator further comprise a moisture permeable assembly integrated above the breathable area on the top surface of the storage container, and the moisture permeable assembly is configured to allow water vapor in the storage space to permeate and discharge, so that condensation or water dripping caused by excessive water vapor can be prevented, and the storage container can be kept to have a good fresh-keeping effect.
Furthermore, the mounting frame is arranged opposite to the return air inlet of the refrigerator, so that the return air flow of the refrigerator is guided to the return air inlet after at least partially flowing through the surface of the oxygen removing assembly, the water vapor in the return air flow can provide reactants for the oxygen removing assembly, and the oxygen removing assembly can remove oxygen and simultaneously reduce the water vapor content in the return air flow, thereby reducing the frosting amount of the evaporator.
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 perspective view of a refrigerator according to one embodiment of the present invention;
FIG. 2 is a schematic view of the inner container and the cover plate of the air duct of the compartment of the refrigerator shown in FIG. 1;
FIG. 3 is a schematic exploded view of the inner container and the cover plate of the air duct of the compartment of the refrigerator shown in FIG. 2;
FIG. 4 is a schematic view of the airflow direction in the compartment of the refrigerator shown in FIG. 2, with the direction of the arrows showing the airflow direction;
FIG. 5 is a schematic view of a storage device for a refrigerator according to one embodiment of the present invention;
FIG. 6 is a schematic exploded view of the storage device for a refrigerator shown in FIG. 5;
FIG. 7 is a schematic view of a storage container of the storage device for a refrigerator shown in FIG. 6;
FIG. 8 is an enlarged view of a portion of FIG. 7 at A;
FIG. 9 is a schematic view of the oxygen scavenging assembly of the storage device for a refrigerator shown in FIG. 6;
FIG. 10 is another schematic view of the oxygen scavenging assembly of the storage device for a refrigerator shown in FIG. 6;
FIG. 11 is a schematic exploded view of the oxygen scavenging assembly of the storage device for a refrigerator shown in FIG. 6;
FIG. 12 is a schematic view of the bracket of the oxygen scavenging assembly for the storage device of the refrigerator shown in FIG. 11;
fig. 13 is a partial enlarged view at B in fig. 12;
FIG. 14 is another schematic view of the storage container of the storage device for a refrigerator shown in FIG. 6;
fig. 15 is a schematic view of a moisture permeable assembly of the storage device for a refrigerator shown in fig. 6;
fig. 16 is a schematic view of a tray of a moisture permeable assembly of the storage device for a refrigerator shown in fig. 15;
fig. 17 is a partial enlarged view at C in fig. 16;
fig. 18 is a schematic exploded view of a moisture permeable film group of the moisture permeable assembly of the storage device for the refrigerator shown in fig. 15;
fig. 19 is a schematic view of a cover plate of the storage device for the refrigerator shown in fig. 6.
Detailed Description
Fig. 1 is a schematic perspective view of a refrigerator 10 according to one embodiment of the present invention. The refrigerator 10 may generally include an outer case 110, an inner container 120, a duct cover 130, and a storage device 200.
Fig. 2 is a schematic view of the inner container 120 and the air duct cover 130 of the compartment where the storage device 200 is located in the refrigerator 10 shown in fig. 1, and fig. 3 is a schematic view of the inner container 120 and the air duct cover 130 of the compartment where the storage device 200 is located in the refrigerator 10 shown in fig. 2. And an inner container 120 defining a storage compartment therein. In this embodiment, the storage compartment may be a plurality of compartments, and includes a refrigerating compartment 121 and a freezing compartment 122; in other alternative embodiments, there may be one storage compartment and one refrigeration compartment 121.
Fig. 4 is a schematic view illustrating the flow of air in the compartment of the refrigerator 10 shown in fig. 2, in which the storage device 200 is located, and the direction of the arrows shows the flow of air. In this embodiment, the refrigerator 10 may be an air-cooled refrigerator, in which the storage compartment is cooled by air flow circulation.
The air duct cover 130 is disposed on the front side of the back wall of the inner container 120 to define an air duct 140 with the back wall of the inner container 120, and the air duct cover 130 is provided with an air return opening 170. The air duct 140 communicates with the storage compartment through an air supply outlet 150. An evaporator cavity (not shown) attached to the back of the inner container 120, wherein an evaporator 160 for heat exchange is disposed inside the evaporator cavity, the evaporator cavity is further communicated with the storage compartment through an air return opening 170, and the air return opening 170 is formed at the bottom of the air duct cover plate 130; and a blower fan 143 disposed in the air duct 140 and on the top of the evaporator chamber, and configured to induce an air flow circulating among the evaporator chamber, the air duct 140, and the evaporator chamber. The air after heat exchange with the evaporator 160 enters the storage compartment through the top of the evaporator cavity, the air duct 140 and the air supply outlet 150, and the return air enters the bottom of the evaporator cavity 140 through the bottom of the storage compartment and the air return inlet 170 to form air flowing circulation.
Fig. 5 is a schematic view of a storage device 200 for a refrigerator 10 according to one embodiment of the present invention, and fig. 6 is a schematic exploded view of the storage device 200 for the refrigerator 10 shown in fig. 5. The storage device 200 is disposed in the storage compartment, preferably, may be disposed at the bottom of the refrigerating compartment 121, and includes a storage container 210, an oxygen removing assembly 300, a moisture permeable assembly 400, and a cover plate 500.
The storage container 210 has a storage space 213 formed therein, and the storage container 210 may be a drawer composed of a container body 211 and a drawing part 212. The drawer is drawably provided at the bottom of the refrigerating compartment 121 of the refrigerator 10 to open or close the storage space 213.
A return air space is formed between the bottom surface of the storage container 210 and the bottom wall of the storage compartment, and a return air flow can flow into the bottom of the evaporator cavity 140 through the return air space and the return air inlet 170.
Figure 7 is a schematic view of the storage container 210 of the storage device 200 for the refrigerator 10 shown in figure 6,
fig. 8 is a partial enlarged view at a in fig. 7. The rear surface of the storage container 210 has a mounting frame 230 protruding backward, and the mounting frame 230 is configured to protrude gradually in an upward extending direction, so as to form an inclined angle with the rear surface of the storage container 210. The mounting frame 230 communicates with the storage space 213 through the opening 220 at the rear surface of the storage container 210, that is, the periphery of the opening 220 protrudes rearward from the rear surface of the storage container 210 to form the mounting frame 230, and the surface of the mounting frame 230 facing away from the storage space 213 is disposed to be inclined downward. The mounting frame 230 is disposed opposite to the air return opening 170, so that the air flow of the return air at least partially flows through a surface of the mounting frame 230 facing away from the storage space 213 and is guided to the air return opening 170. In this embodiment, the opening 220 may be rectangular.
Because the part near the air return inlet 170 is the intersection of cold and hot air flows, the humidity is high, the mounting frame 230 is arranged to be protruded backwards and opposite to the air return inlet 170, and the surface of the mounting frame 230 back to the storage space 213 is arranged to be inclined downwards, so that a shielding area is formed between the surface of the mounting frame 230 back to the storage space 213 and the air duct cover plate 130, the shielding area can change the air path direction of the return air flow, the contact area between the return air flow and the surface of the mounting frame 230 back to the storage space 213 can be increased, and the return air flow can be enabled to blow at least part of the return air flow to the surface of the mounting frame 230 back to the storage space 213 and then enter the air return inlet 170.
The middle part of the mounting frame 230 is hollowed out to form a square or other mounting area matched with the shape of the oxygen removing assembly 300, and the mounting frame 230 is provided with a clamping part 231. The snap-fit portion 231 may include a top snap-fit slot 281 at the top of the mounting frame 230 and a bottom snap-fit slot 291 at the bottom of the mounting frame 230 for snap-fitting with the oxygen scavenging assembly 300.
The mounting frame 230 that protrudes backward is arranged on the back of the storage container 210, and the oxygen removal assembly 300 is arranged in the mounting frame 230, so that the oxygen removal assembly 300 can be installed in the space on the back of the storage container 210, the phenomenon that the oxygen removal assembly 300 occupies the storage space 213 of the storage container 210 is avoided, and the utilization rate of the storage space 213 is improved.
Figure 9 is a schematic view of the oxygen scavenging assembly 300 for the storage device 200 of the refrigerator 10 shown in figure 6,
FIG. 10 is another schematic view of the oxygen scavenging assembly 300 for the storage device 200 of the refrigerator 10 shown in FIG. 6. The oxygen removing member 300 is disposed in the mounting frame 230, and a surface facing the storage space 213 is configured to consume oxygen inside the storage space 213 by an electrolytic reaction under an electrolytic voltage, and a surface facing away from the storage space 213 is configured to electrolyze water vapor outside the storage space 213 under the electrolytic voltage.
FIG. 11 is a schematic view of the oxygen scavenging assembly 300 for the storage device 200 of the refrigerator 10 shown in FIG. 6. The oxygen scavenging assembly 300 includes a support 310, a proton exchange membrane stack 320, and an outer frame 330.
FIG. 12 is a schematic view of the bracket 310 of the oxygen scavenging assembly 300 for the storage device 200 of the refrigerator 10 shown in FIG. 11. The middle part of the bracket 310 is hollowed out, and the bracket 310 is provided with a claw 311 matched with the clamping portion 231, and the claw is used for being clamped with the clamping portion 231 of the mounting frame 230 to fix the oxygen removing assembly 300. The jaws include a top jaw 381 at the top of the bracket 310 and a bottom jaw 391 at the bottom of the bracket 310. The oxygen scavenging assembly 300 can be snap-connected into the mounting frame 230 by the snap-connection 231 by inserting the top jaws 381 into the top snap-in slots 281 and inserting the bottom jaws 391 into the bottom snap-in slots 291. The clamped oxygen removing assembly 300 can just shield the open area of the side, back to the storage space 213, of the mounting frame 230, so that the storage device 200 is kept in a closed state; and the clamped side of the oxygen removing assembly 300 opposite to the storage space 213 is also inclined downwards.
The deoxidization subassembly 300 passes through in the joint portion 231 joint of installing frame 230 is connected to installing frame 230 to can inject deoxidization subassembly 300 in installing frame 230, simple structure easily assembles, has reduced the installation degree of difficulty of deoxidization subassembly 300.
Since the surface of the mounting frame 230 facing away from the storage space 213 is disposed to be inclined downward, the surface of the oxygen removing assembly 300 facing away from the storage space 213 is also disposed to be inclined downward. The side of the oxygen removal assembly 300 facing away from the storage space 213, the mounting frame 230, and the duct cover 130 together form a shielded area such that the return air flow is at least partially directed to the return air inlet 170 after flowing across the surface of the oxygen removal assembly 300. The return air flow from the return air compartment is directed by the bottom of the duct cover 130 to flow upwardly along the duct cover 130, then to the side of the oxygen removal assembly 300 facing obliquely downwardly away from the storage space 213, then to the return air inlet 170 and into the bottom of the evaporator cavity 140. Utilize the installing frame 230 of slope setting to define the deoxidization subassembly 300 for the slope downwards, increased deoxidization subassembly 300 back to the area of contact of the one side of storing space 213 and return air current, make the return air current can provide sufficient vapor to deoxidization subassembly 300, consequently need not to set up water source or water delivery device alone for deoxidization subassembly 300 and can obtain better deoxidization efficiency.
The mounting frame 230 is configured to oppose the return air inlet 170 of the refrigerator 10 such that the return air stream of the refrigerator 10 is directed to the return air inlet 170 after at least partially flowing over the surface of the oxygen scavenging assembly 300, wherein water vapor in the return air stream can provide a reactant to the oxygen scavenging assembly 300, and wherein the oxygen scavenging assembly 300, while scavenging oxygen, also reduces the water vapor content of the return air stream and reduces the amount of frost formation in the evaporator 160.
In other alternative embodiments, the sealing ring may be used to enhance the sealing effect at the connection portion of the bracket 310 and the mounting frame 230, so as to prevent the gas exchange between the inside and the outside of the storage space 213 from damaging the closed state of the storage device 200.
Fig. 13 is a partial enlarged view at B in fig. 12. The rack 310 is further provided with a plug part 312, and the plug part 312 includes an inner slot 382 for accommodating the proton exchange membrane module 320 and an outer slot 392 for accommodating the outer frame 330.
The proton exchange membrane module 320 includes: an anode plate 322, a cathode plate 323, and a proton exchange membrane 324 sandwiched between the cathode plate 323 and the anode plate 322.
The surface of the anode plate 322, which faces away from the proton exchange membrane 324, is exposed outside the storage space 213 and configured to electrolyze water vapor outside the storage space 213 to generate hydrogen ions and oxygen; because the middle part of the bracket is hollow, one surface of the cathode plate 323, which faces back to the proton exchange membrane 324, is exposed inside the storage space 213 and is configured to generate water by utilizing the reaction of hydrogen ions and oxygen, so that the oxygen inside the storage space 213 is consumed; and a proton exchange membrane 324 configured to transport hydrogen ions from the anode plate 322 side to the cathode plate 323 side.
The outer frame 330 is located outside the proton exchange membrane module 320, and a middle portion thereof is hollowed out to allow a surface of the anode plate 322 facing away from the proton exchange membrane 324 to be exposed outside the storage space 213. That is, the oxygen removing assembly 300 has at least 5-layer structure, which is, in order from the outside to the inside, an outer frame 330, an anode plate 322, a proton exchange membrane 324, a cathode plate 323, and a support 310. In the electrolysis process, the cathode plate 323 consumes oxygen in the storage space 213 on the one hand, and the steam generated by the cathode plate can also increase the humidity in the storage space 213 on the other hand, so that the fresh-keeping effect of the storage device 200 is improved.
Wherein, the chemical reaction formulas of the anode plate 322 and the cathode plate 323 are respectively:
an anode plate: 2H2O→O2+4H++4e-
A negative plate: o is2+4H++4e-→2H2O
The cathode plate 323, the proton exchange membrane 324 and the anode plate 322 may be integrated and then installed to the bracket 310 by being inserted into the inner locking groove 382, and the outer frame 330 may be separately installed to the bracket 310 by being inserted into the outer locking groove 392.
Fig. 14 is another schematic view of the storage container 210 of the storage device 200 for the refrigerator 10 shown in fig. 6. The storage container 210 is provided with a ventilation area 240 and a non-ventilation area 250 on the top surface thereof. The air-permeable area 240 is disposed at a middle position of the top surface, and an area between the air-permeable area 240 and the outer periphery of the top surface is a non-air-permeable area 250. The ventilation area 240 is provided with through holes 241 arranged in an array, so that the gas in the storage container 210 can escape from the through holes 241. The non-permeable region 250 is not opened with a through hole and is in a closed state. The top surface of the storage container 210 is further provided with a plurality of screw posts 251, and the plurality of screw posts 251 are located at the periphery of the air permeable region 240, i.e. the portion where the non-air permeable region 250 is connected with the air permeable region 240, and are used for being connected and fixed with an external component.
Fig. 15 is a schematic view of the moisture permeable assembly 400 of the storage device 200 for the refrigerator 10 shown in fig. 6. The moisture permeable assembly 400 is integrated above the top surface of the storage container 210, and comprises a supporting plate 410 and a moisture permeable film set 420.
Fig. 16 is a schematic view of a tray 410 of the moisture permeable assembly 400 for the storage device 200 of the refrigerator 10 shown in fig. 15. The supporting plate 410 is covered on the air permeable area 240 to form a skeleton of the moisture permeable assembly 400, and is provided with a containing cavity 411 for containing the moisture permeable film group 420, and the moisture permeable film group 420 can be installed in the containing cavity 411 so as to be integrated with the supporting plate 410.
Fig. 17 is a partial enlarged view at C in fig. 16. The portion of the supporting plate 410 facing the upper side of the ventilation area 240 is formed with an accommodating cavity 411, a plurality of limiting claws 413 are arranged on the side wall of the accommodating cavity 411, and the moisture permeable film group 420 is limited in the accommodating cavity 411 by the plurality of limiting claws 413. That is, the moisture permeable film assembly 420 is disposed between the air permeable area 240 and the supporting plate 410, and the moisture permeable film assembly 420 is clamped in the accommodating cavity 411 by the plurality of limiting claws 413. The bottom wall of the accommodating cavity 411 is also correspondingly provided with through holes 415 arranged in an array, and the through holes 415 are configured to allow water vapor permeated and exhausted through the moisture permeable membrane group 420 to be exhausted.
The position and the shape of the accommodating cavity 411 correspond to those of the ventilation area 240, and the supporting plate 410 can be directly covered above the top surface of the storage container 210 to realize quick installation, so that the installation steps are simplified, the operation is simple and convenient, and the installation difficulty is low.
Fig. 18 is a schematic exploded view of a moisture permeable film set 420 of the moisture permeable assembly 400 for the storage device 200 of the refrigerator 10 shown in fig. 15. And a moisture permeable film group 420 arranged between the air permeable area 240 and the support plate 410 and positioned in the accommodating cavity 411 of the support plate 410, configured to allow water vapor in the storage space 213 to permeate and discharge, and including a moisture permeable film 421 and a moisture permeable bottom plate 422.
The moisture permeable film 421 is configured to allow water vapor in the storage space 213 to slowly permeate and discharge to the outside of the storage space 213, so that the humidity in the storage space 213 is always kept in a suitable range, and condensation or water dripping caused by excessive moisture in the space is prevented. In this embodiment, the moisture permeable film 421 may be a pervaporation film, and has a hydrophilic layer and a hydrophobic layer, a side of the hydrophilic layer facing away from the hydrophobic layer is exposed above the air permeable area 240, i.e., faces the air permeable area 240, a side of the hydrophobic layer facing away from the hydrophilic layer faces away from the air permeable area 240, and water vapor in the storage space 213 can permeate through the moisture permeable film 421 and be discharged to the outside of the storage space 213. The moisture permeable film 421 can block the permeation of other gases while permeating water vapor, thereby preventing the exchange of gases between the inside and the outside of the storage space 213.
The appearance of moisture-permeable film 421 and the appearance looks adaptation of the diapire that holds chamber 411 can seal just and hold chamber 411, and the enclosure space that moisture-permeable film 421 and layer board 410 formed can block ventilative region 240 and the outside gas exchange that takes place of enclosure space, consequently, set up moisture-permeable film 421 between ventilative region 240 and layer board 410, can impel storing device 200 to keep the state of closing relatively, be favorable to maintaining good fresh-keeping atmosphere, improve fresh-keeping effect.
The moisture-permeable substrate 422 is disposed at the bottom of the moisture-permeable film 421 to support the moisture-permeable film 421, so as to prevent the moisture-permeable film 421 from being deformed under the influence of gravity. If the moisture permeable film 421 deforms, a gap will be formed between the moisture permeable film 421 and the sidewall of the accommodating cavity 411, so that a closed space cannot be formed between the moisture permeable film 421 and the supporting plate 410, and the fresh-keeping effect of the storage device 200 is reduced. The moisture permeable bottom plate 422 is also provided with through holes 531 arranged in an array, and the positions and sizes of the through holes 531 are matched with those of the through holes 531 on the bottom wall of the accommodating cavity 411, and the through holes 531 are configured to allow the gas escaping from the gas permeable area 240 to pass through.
The installation frame 230 is arranged on the back of the storage container 210 and faces downwards in an inclined mode, the oxygen removing assembly 300 is integrated on the installation frame 230, one surface, facing the storage space 213, of the oxygen removing assembly is configured to consume oxygen in the storage space 213 through electrolytic reaction under the action of electrolytic voltage, one surface, facing the storage space 213, of the oxygen removing assembly is configured to electrolyze water vapor outside the storage space 213 under the action of electrolytic voltage, therefore, the oxygen removing assembly 300 can use the water vapor in return air flow and the oxygen in the storage space 213 as reactants, the oxygen removing assembly can perform the electrolytic reaction without independently arranging a water source or a water storage device for the oxygen removing assembly 300, the oxygen content in the storage container 210 is reduced, and the fresh-keeping effect of the storage container 210 is improved.
The top surface of the storage container 210 is provided with the air permeable area 240, the moisture permeable assembly 400 is integrated above the air permeable area 240, and the moisture permeable assembly is configured to allow water vapor in the storage space 213 to permeate and discharge, so that condensation or water dripping caused by excessive water vapor can be prevented, and the fresh-keeping effect of the storage container 210 is improved.
The supporting plate 410 is arranged in the moisture permeable assembly 400, and the moisture permeable film group 420 with the moisture permeable function is arranged in the accommodating cavity 411 of the supporting plate 410, so that the moisture permeable film group 420 can be limited above the air permeable area 240, meanwhile, the moisture permeable film group 420 and the supporting plate 410 are integrated, the moisture permeable assembly 400 can be simply and conveniently arranged above the air permeable area 240 of the storage container 210, and the installation difficulty of the moisture permeable assembly 400 is reduced.
Fig. 19 is a schematic view of a cover plate 500 of the storage device 200 for the refrigerator 10 shown in fig. 5. The cover plate 500, which forms an upper cover of the storage device 200, is disposed to cover the upper side of the moisture permeable module 400 to make the appearance neat. The cover panel 500 includes a top cover portion 510 and a connecting portion 520, wherein the top cover portion 510 covers the top surface of the storage container 210, and the top cover portion 510 extends along the back surface of the storage container 210 to form the connecting portion 520, and the connecting portion 520 is used for being fixedly connected with the storage container 210. The top cover portion 510 is also provided with through holes 531 arranged in an array, and configured to allow water vapor escaping through the air permeable area 240, the moisture permeable bottom plate 422, the moisture permeable film 421, and the bottom wall of the accommodating cavity 411 to pass through and be discharged to the outside of the storage device 200. The connecting portion 520 is provided with a plurality of engaging grooves 521 configured to engage with the engaging tabs 252 on the top and back surfaces of the storage container 210 to fix the cover plate 500.
The installation frame 230 protruding outwards is arranged on the back face of the storage container 210, the oxygen removal assembly 300 is arranged in the installation frame 230, the air permeable area 240 is arranged on the top face of the storage container 210, the moisture permeable film 421 and the moisture permeable bottom plate 422 are arranged in the accommodating cavity 411 of the supporting plate 410, the oxygen removal assembly 300 and the moisture permeable assembly 400 can be prevented from occupying too much storage space 213, and the use efficiency of the storage device 200 is improved.
In this embodiment, the anode plate 322 and the cathode plate 323 of the proton exchange membrane module 320 may be connected to a control circuit through wires, and the control circuit of the refrigerator 10 provides the electrolytic voltage thereto. In other alternative embodiments, the electrolysis voltage of the proton exchange membrane module 320 may also be provided by the battery, and the anode plate 322 and the cathode plate 323 are respectively communicated with the anode and the cathode of the battery, and the proton exchange membrane module 320 is brought into the electrolysis operation state.
When assembling the oxygen-removing moisture permeable assembly 400, the bracket 310 and the proton exchange membrane module 320 may be integrated into a whole and then fixed in the mounting frame 230 by being clamped with the first clamping portion 231.
When the moisture permeable assembly 400 is installed, the supporting plate 410 of the moisture permeable assembly 400 can be fixed on the top surface of the storage container 210 in any manner according to actual needs, for example, by screwing. A plurality of screw holes 251 are formed in the periphery of the ventilation area 240, and screw holes 412 are formed in positions of the supporting plate 410 corresponding to the screw holes 251, so that the supporting plate 410 is fixed to the storage container 210 in a screw manner, and the supporting plate 410 is attached to the top surface of the storage container 210, thereby enhancing the sealing effect.
At the mounting frame 230 on the back of the storage container 210, a closed space is formed by the mounting frame 230 and the oxygen removal assembly 300, and above the air permeable area 240 on the top surface of the storage container 210, a closed space is formed by the support plate 410 and the moisture permeable film group 420, so that a relatively closed structure is formed inside the storage device 200, and the storage device can maintain a proper fresh-keeping atmosphere while reducing oxygen and moisture and improve the fresh-keeping effect.
The cover plate 500 of the storage device 200 may be mounted on the top surface of the storage container 210 in any manner according to actual requirements, for example, the cover plate may be fixed to the buckle 252 by using the locking slot 521. A plurality of buckles 252 are arranged on the back plate of the storage container 210 close to the top surface and the non-air-permeable area 250 on the top surface, and a plurality of clamping grooves 521 are correspondingly arranged on the connecting part 520 of the cover plate 500, so that the clamping grooves 521 of the cover plate 500 are clamped with the buckles 252 of the storage container 210, and the cover plate 500 can be fixed.
The storage device for the refrigerator and the refrigerator comprise a storage container and a deoxidizing assembly, wherein the back face of the storage container is provided with a mounting frame protruding backwards, the deoxidizing assembly is arranged in the mounting frame, the deoxidizing assembly can be installed in the space of the back of the storage container, the deoxidizing assembly is prevented from occupying the storage space of the storage container, and the utilization rate of the storage space is improved.
Set up installing frame 230 to be gradually increasing along the upwards extending direction protrusion distance, make it be an inclination with storage container 210's the back, set up deoxidization subassembly 300 in installing frame 230, and make deoxidization subassembly 300 face configure into through the inside oxygen of electrolysis consumption storage space 213 under the effect of electrolysis voltage towards the one side of storage space 213, deoxidization subassembly 300 is disposed into the outside vapor of electrolysis storage space 213 under the effect of electrolysis voltage towards the one side of storage space 213 dorsad, thereby can make deoxidization subassembly 300 utilize the outside vapor of storage space 213, and the inside oxygen of storage space 213 carry out electrolytic reaction as the reactant, make the interior low oxygen atmosphere that forms of storage container 210, improve storage container 210's fresh-keeping effect.
The deoxidization subassembly 300 passes through in the joint portion 231 joint of installing frame 230 is connected to installing frame 230 to can inject deoxidization subassembly 300 in installing frame 230, simple structure easily assembles, has reduced the installation degree of difficulty of deoxidization subassembly 300. The storage device 200 further comprises a moisture permeable assembly 400 integrated above the air permeable area 240 on the top surface of the storage container 210, and configured to allow water vapor in the storage space 213 to permeate and drain, so as to prevent condensation or water dripping caused by excessive water vapor, and to facilitate the storage container 210 to maintain a good fresh-keeping effect. The mounting frame 230 on the back of the container 210 is disposed opposite the return air inlet 170 of the refrigerator 10 such that the return air flow of the refrigerator 10 is at least partially guided to the return air inlet 170 after flowing over the surface of the oxygen scavenging assembly 300, the water vapor in the return air flow can provide a reactant for the oxygen scavenging assembly 300, and the oxygen scavenging assembly 300 can scavenge oxygen while reducing the water vapor content in the return air flow and reduce the amount of frost formation in the evaporator 160.
It should be understood by those skilled in the art that, unless otherwise specified, terms used to indicate orientation or positional relationship such as "upper", "lower", "inner", "outer", "front", "rear", and the like in the embodiments of the present invention are based on the actual usage state of the refrigerator 10, and these terms are only used for convenience of describing and understanding the technical solution of the present invention, and do not indicate or imply that the device or component referred to must have a specific orientation, and thus, should not be construed as limiting the present invention.
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 for a refrigerator, comprising:
a storage container having a storage space defined therein; the back surface of the storage container is provided with a mounting frame which protrudes backwards, and the mounting frame is arranged to gradually increase the protruding distance along the upward extending direction, so that an inclined angle is formed between the mounting frame and the back surface of the storage container;
the deoxidization subassembly, set up in the installing frame, its face is towards the one side of storing space is configured into through electrolytic reaction consumption under the effect of electrolytic voltage the inside oxygen of storing space, its dorsad towards the one side of storing space is configured into the electrolysis under the effect of electrolytic voltage the outside vapor of storing space.
2. The storage device for a refrigerator according to claim 1,
be provided with joint portion on the installing frame, and the deoxidization subassembly passes through joint portion joint is connected to in the installing frame.
3. The storage device for a refrigerator of claim 2, wherein the oxygen scavenging assembly comprises:
the bracket is provided with a clamping claw matched with the clamping part;
the proton exchange membrane group is arranged in the bracket; the proton exchange membrane module comprises:
the anode plate is arranged on one side opposite to the storage space and is configured to electrolyze water vapor to generate hydrogen ions and oxygen;
a cathode plate disposed at a side facing the storage space and configured to generate water by a reaction of hydrogen ions and oxygen; and
a proton exchange membrane sandwiched between the cathode plate and the anode plate and configured to transport hydrogen ions from the anode plate side to the cathode plate side.
4. The storage device for a refrigerator according to claim 1,
the mounting frame is configured to be opposite to the air return opening of the refrigerator, so that the air flow of the return air of the refrigerator is guided to the air return opening after at least partially flowing through the surface of the oxygen removal assembly.
5. The storage device for a refrigerator according to claim 2,
the ventilative region has been seted up on storage container's the top surface, storage device still includes:
pass through wet subassembly, integrate in the top of storing container top surface, pass through wet subassembly includes:
the supporting plate covers the upper part of the ventilation area, and an accommodating cavity is formed in the part, facing the upper part of the ventilation area, of the supporting plate;
and the moisture permeable film group is arranged in the accommodating cavity and is configured to allow water vapor in the storage space to permeate and discharge.
6. The storage device for a refrigerator according to claim 5,
the moisture-permeable film group includes:
a moisture permeable film configured to allow water vapor inside the storage space to permeate therethrough;
and the moisture permeable bottom plate is attached to the bottom of the moisture permeable film so as to support the moisture permeable film.
7. The storage device for a refrigerator according to claim 5,
the lateral wall of the accommodating cavity is provided with a plurality of limiting clamping jaws, and the limiting clamping jaws are used for limiting the moisture permeable membrane group in the accommodating cavity.
8. The storage device for the refrigerator according to claim 5, further comprising:
the cover plate forms an upper cover of the storage device so as to make the appearance neat;
the cover plate includes:
a cover dome portion covering the moisture permeable member and formed to extend along a rear surface of the storage container
The connecting portion, connecting portion are provided with a plurality of draw-in grooves, configure into with the buckle joint at the storing container back to it is fixed the apron.
9. The storage device for a refrigerator as claimed in claim 8, wherein
The ventilation area is provided with through holes which are arranged in an array manner;
the bottom wall of the accommodating cavity of the supporting plate, the moisture permeable bottom plate and the cover plate are respectively provided with through holes which are arranged in an array manner and are configured to allow gas in the storage space to be discharged.
10. A refrigerator comprises
The inner container is internally provided with a storage chamber;
the air duct cover plate is arranged on the front side of the back wall of the inner container to limit an air outlet duct together with the inner container, and an air return opening is formed in the air duct cover plate;
the storage device for the refrigerator according to any one of claims 1 to 9, wherein the storage device is disposed in the storage compartment, and the mounting frame of the storage device is opposite to the return air inlet.
CN201911055686.3A 2019-10-31 2019-10-31 Storage device for refrigerator and refrigerator with storage device Active CN112747550B (en)

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PCT/CN2020/141514 WO2021083431A1 (en) 2019-10-31 2020-12-30 Storage device for refrigerator, and refrigerator having same

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