WO2021083430A1 - Dispositif de stockage pour réfrigérateur, et réfrigérateur comprenant celui-ci - Google Patents

Dispositif de stockage pour réfrigérateur, et réfrigérateur comprenant celui-ci Download PDF

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Publication number
WO2021083430A1
WO2021083430A1 PCT/CN2020/141512 CN2020141512W WO2021083430A1 WO 2021083430 A1 WO2021083430 A1 WO 2021083430A1 CN 2020141512 W CN2020141512 W CN 2020141512W WO 2021083430 A1 WO2021083430 A1 WO 2021083430A1
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WO
WIPO (PCT)
Prior art keywords
moisture
permeable
oxygen
storage device
upper cover
Prior art date
Application number
PCT/CN2020/141512
Other languages
English (en)
Chinese (zh)
Inventor
夏恩品
李康
张�浩
李佳明
Original Assignee
青岛海尔电冰箱有限公司
海尔智家股份有限公司
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Application filed by 青岛海尔电冰箱有限公司, 海尔智家股份有限公司 filed Critical 青岛海尔电冰箱有限公司
Publication of WO2021083430A1 publication Critical patent/WO2021083430A1/fr

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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
    • 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
    • F25D23/00—General constructional features
    • F25D23/12—Arrangements of compartments additional to cooling compartments; Combinations of refrigerators with other equipment, e.g. stove
    • 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

Definitions

  • the present invention relates to a refrigerator, in particular to a storage device for the refrigerator and a refrigerator having the same.
  • Modified atmosphere preservation technology is a technology that prolongs the storage life of food by adjusting the ambient gas.
  • the electrochemical reaction consumes internal oxygen and creates a low-oxygen atmosphere, which can improve the freshness preservation effect.
  • an opening is provided on the storage container of the refrigerator, and the oxygen removal component is directly installed at the opening to reduce the oxygen content in the storage container.
  • the oxygen removal assembly is directly installed at the opening of the storage container, the entire storage container needs to be moved out of the refrigerator, which is complicated to operate and inconvenient to disassemble and assemble.
  • An object of the present invention is to provide a storage device for a refrigerator and a refrigerator that solve at least one of the above technical problems.
  • a further object of the present invention is to reduce the installation difficulty of the deoxygenating component of the storage device used in the refrigerator.
  • Another further object of the present invention is to reduce or avoid the occurrence of dripping or condensation in storage devices for refrigerators equipped with deoxygenating components.
  • the present invention provides a storage device for a refrigerator, including: a storage drawer, which includes a cylinder and a drawer body that is retractably arranged in the cylinder; the cylinder includes an upper cover and a cylinder, and the upper The cover is detachably arranged on the top of the cylinder body; the upper cover is provided with an air-permeable area; the oxygen-removing and moisture-permeable component is arranged above the air-permeable area, and is configured to consume oxygen in the storage drawer through electrolysis reaction and allow the storage drawer to The water vapor permeates and discharges.
  • the barrel includes: a bottom wall; a side wall and a back wall respectively extend upward from the edge of the bottom wall so as to form a barrel with a forward opening for arranging the drawer body together with the bottom wall; the top of the side wall A guide rail groove is provided; the edge of the upper cover is provided with a guide rail correspondingly, and the guide rail and the guide groove are matched to make the upper cover translate back and forth on the top of the cylinder body to realize a detachable connection.
  • the top of the side wall and the top of the back wall are respectively provided with a sealing strip groove, and the sealing strip groove of the side wall is located inside the guide groove;
  • the storage drawer further includes: a sealing strip embedded in the sealing strip groove, And by squeezing with the edge of the upper cover, sealing is achieved.
  • the air-permeable area includes: a deoxygenation area, which is located in the middle of the air-permeable area; a water removal area, which is located on both sides of the oxygen-removal area;
  • the oxygen-removing and moisture-permeable component includes: a pallet covering the air-permeable area, and the pallet is A first accommodating cavity is formed above the back of the deaeration zone, and a second accommodating cavity is formed on the pallet facing the upper part of the dewatering zone;
  • the proton exchange membrane group is arranged in the first accommodating cavity and faces the storage drawer
  • the inner side is configured to consume oxygen in the storage drawer through electrolysis under the action of electrolysis voltage, and the side facing the inside of the storage drawer is configured to electrolyze the water vapor outside the storage drawer under the action of electrolysis voltage;
  • the membrane group is arranged in the second accommodating cavity and configured to allow water vapor in the storage drawer to permeate and discharge.
  • the bottom wall of the first accommodating cavity is provided with an opening, the periphery of the opening extends to the side wall of the first accommodating cavity to form a pallet, and the pallet limits the proton exchange membrane assembly to the bottom of the first accommodating cavity.
  • the oxygen-removing and moisture-permeable assembly further includes: a fan assembly, arranged in the first accommodating cavity and located above the proton exchange membrane assembly, configured to promote the formation of a side facing the proton exchange membrane assembly and facing away from the inside of the storage drawer In order to provide water vapor to the proton exchange membrane group.
  • a fan assembly arranged in the first accommodating cavity and located above the proton exchange membrane assembly, configured to promote the formation of a side facing the proton exchange membrane assembly and facing away from the inside of the storage drawer In order to provide water vapor to the proton exchange membrane group.
  • the moisture-permeable membrane set includes: a moisture-permeable membrane configured to allow the water vapor in the storage drawer to pass through; and a moisture-permeable bottom plate, which is arranged close to the bottom of the moisture-permeable membrane to support the moisture-permeable membrane.
  • the oxygen-removing and moisture-permeable assembly further includes: a fixing member fixed above the moisture-permeable membrane group and clamped with the side wall of the second accommodating cavity to fix the moisture-permeable membrane group in the second accommodating cavity.
  • the oxygen-removing and moisture-permeable component further includes: a cover plate covering the upper part of the oxygen-removing and moisture-permeable component to make the shape neat; the cover plate is correspondingly provided with a clamping part that matches the shape of the fixing member, and the clamping part It is configured to be clamped with the fixing member to confine the cover plate above the oxygen-removing and moisture-permeable component.
  • a refrigerator including a box body in which a storage compartment is formed; the storage device for a refrigerator as in any one of the above, the storage device is arranged in the storage compartment .
  • the storage device for the refrigerator and the refrigerator include a storage drawer and a deoxygenation and moisture-permeable component, wherein the cylinder of the storage drawer has an upper cover detachably arranged on the top of the cylinder to remove oxygen
  • the moisture-permeable component is arranged above the air-permeable area of the upper cover, and is configured to consume oxygen in the storage drawer through an electrolysis reaction. Since the upper cover of the cylinder body can be disassembled separately, the oxygen-removing and moisture-permeable assembly can be arranged above the upper cover, so that the oxygen-removing and moisture-permeable assembly can move synchronously with the upper cover.
  • the oxygen-removing and moisture-permeable assembly needs to be installed, only the upper cover is required. Take it out, so there is no need to move the entire storage drawer out of the refrigerator, and the oxygen-removing and moisture-permeable components can be installed, which is easy to operate.
  • the storage device for the refrigerator and the deoxygenation and moisture-permeable component of the refrigerator and the storage device of the present invention are also configured to allow the water vapor in the storage drawer to permeate and discharge, thereby preventing excessive water vapor from causing condensation or Dripping water helps the storage drawer to maintain a good fresh-keeping effect.
  • the air permeable area of the upper cover is provided with a deoxygenation zone and a water removal zone, and the deoxygenation and moisture-permeable component is provided with a support plate to exchange protons with deoxygenation effect.
  • the membrane group is arranged in the first accommodating cavity of the pallet, and the moisture-permeable membrane group with moisture permeability is arranged in the second accommodating cavity of the pallet, so that the proton exchange membrane group can be confined above the deoxygenation zone, and the permeable
  • the wet membrane group is limited to the top of the dewatering area, and the proton exchange membrane group, the moisture-permeable membrane group, and the pallet are also integrated.
  • the oxygen-removing and moisture-permeable components can be easily installed above the air-permeable area, which reduces the oxygen and moisture-permeable components. The difficulty of installation.
  • Fig. 1 is a schematic perspective view of a refrigerator according to an embodiment of the present invention
  • Figure 2 is a schematic diagram of a storage device for a refrigerator according to an embodiment of the present invention.
  • Fig. 3 is a schematic exploded view of the storage device for a refrigerator shown in Fig. 2;
  • FIG. 4 is a schematic diagram of the cylinder of the storage drawer of the storage device for refrigerator shown in FIG. 3;
  • Fig. 5 is a schematic exploded view of the cylinder of the storage drawer of the storage device for the refrigerator shown in Fig. 4;
  • Fig. 6 is a schematic diagram of the cylinder body of the storage drawer of the storage device for the refrigerator shown in Fig. 5;
  • Fig. 7 is a partial enlarged view of A in Fig. 6;
  • Fig. 8 is a partial enlarged view of B in Fig. 6;
  • FIG. 9 is a schematic diagram of the upper cover of the cylinder of the storage drawer of the storage device for the refrigerator shown in FIG. 6;
  • Fig. 10 is a partial enlarged view of C in Fig. 9;
  • Fig. 11 is another schematic diagram of the upper cover of the cylinder of the storage drawer of the storage device for the refrigerator shown in Fig. 6;
  • Figure 12 is a partial enlarged view at D in Figure 11;
  • Fig. 13 is a schematic diagram of the oxygen-removing and moisture-permeable assembly of the storage device for the refrigerator shown in Fig. 3;
  • Fig. 14 is a schematic diagram of the support plate of the oxygen-removing and moisture-permeable component of the storage device for refrigerator shown in Fig. 13;
  • FIG. 15 is a schematic diagram of the proton exchange membrane assembly and the fan assembly of the oxygen-removing and moisture-permeable assembly of the storage device for refrigerator shown in FIG. 13;
  • FIG. 16 is a schematic diagram of the proton exchange membrane group of the oxygen-removing and moisture-permeable component of the storage device for refrigerator shown in FIG. 15;
  • FIG. 17 is a schematic exploded view of the proton exchange membrane assembly of the oxygen-removing and moisture-permeable component of the storage device for refrigerator shown in FIG. 16;
  • Fig. 18 is a schematic exploded view of the fan assembly of the oxygen-removing and moisture-permeable assembly of the storage device of the refrigerator shown in Fig. 15;
  • FIG. 19 is a schematic exploded view of the moisture-permeable membrane group of the oxygen-removing and moisture-permeable component of the storage device for refrigerator shown in FIG. 13;
  • Fig. 20 is a schematic diagram of the cover plate of the storage device for the refrigerator shown in Fig. 3.
  • Fig. 1 is a schematic perspective view of a refrigerator 10 according to an embodiment of the present invention.
  • the refrigerator 10 may generally include a box body 100 and a storage device 200.
  • a storage compartment is formed inside the box 100; in this embodiment, there may be multiple storage compartments, including a refrigerating compartment 110 and a freezing compartment 120. In other optional embodiments, there may be one storage compartment, and it is the refrigerating compartment 110.
  • FIG. 2 is a schematic diagram of the storage device 200 for the refrigerator 10 according to an embodiment of the present invention
  • FIG. 3 is a schematic exploded view of the storage device 200 for the refrigerator 10 shown in FIG. 2.
  • the storage device 200 is installed in the storage room, preferably, it can be installed at the bottom of the refrigerating room 110, and includes a storage drawer 210, an oxygen-removing and moisture-permeable assembly 300, and a cover 400.
  • a storage space 213 is formed inside the storage drawer 210.
  • the storage drawer 210 includes a cylinder 211, a drawer body 212 retractably disposed in the cylinder 211, and a sealing strip.
  • FIG. 4 is a schematic diagram of the cylinder 211 of the storage drawer 210 of the storage device 200 for the refrigerator 10 shown in FIG. 3
  • FIG. 5 is the storage drawer of the storage device 200 for the refrigerator 10 shown in FIG. 4
  • the cylinder 211 may be a rectangular parallelepiped with a front opening, and the drawer body 212 may be inserted into the cylinder 211 from the front opening of the cylinder 211 and close the front opening, thereby forming a closed storage space 213 .
  • the barrel 211 includes a barrel 250 and an upper cover 260.
  • the barrel 250 includes a bottom wall 251, a side wall 252 and a back wall 253.
  • the side wall 252 and the back wall 253 respectively extend upward from the edge of the bottom wall 251 so as to jointly enclose a barrel 250 with a forward opening for the drawer body 212 to be arranged with the bottom wall 251.
  • the barrel 250 may be a rectangular parallelepiped and has a forward opening and a top opening. The front opening is closed by the drawer body 212 and the top opening is closed by the upper cover 260.
  • FIG. 7 is a partial enlarged view at A in FIG. 6,
  • FIG. 8 is a partial enlarged view at B in FIG. 6,
  • FIG. 9 is a cylinder of the storage drawer 210 of the storage device 200 for the refrigerator 10 shown in FIG.
  • FIG. 10 is a partial enlarged view at C in FIG. 9, and
  • FIG. 11 is the upper cylinder 211 of the storage drawer 210 of the storage device 200 for the refrigerator 10 shown in FIG.
  • FIG. 12 is a partial enlarged view at D in FIG. 11.
  • the upper cover 260 is detachably disposed on the top of the barrel 250.
  • the upper cover 260 includes a top surface 261, and the edge of the top surface 261 extends downward to form a side connection wall 262 and a back connection wall 263 connected to the side wall 252 and the back wall 253 of the cylinder body 250.
  • the upper cover 260 is detachably disposed on the top of the cylinder body 250, the upper cover 260 can be moved out of the refrigerator 10 separately according to requirements, thereby avoiding the entire storage drawer 210 from being removed.
  • the operation is simple and easy, and it reduces the complexity of taking and placing actions. And the resulting power consumption.
  • the top of the side wall 252 of the cylinder body 250 is provided with a guide groove 255, and the edge of the side connecting wall 262 of the upper cover 260 is provided with a guide rail 265 correspondingly.
  • the guide rail 265 cooperates with the guide groove 255 so that the upper cover 260 is on the top of the cylinder body 250. Move forward and backward to realize detachable connection. That is, the upper cover 260 can be pushed and pulled on the top of the cylinder body 250, the rail groove 255 defines the movable space of the guide rail 265, and the upper cover 260 can smoothly move along the moving direction defined by the rail groove 255 to realize the separate disassembly and assembly of the upper cover 260.
  • the extension direction of the rail groove 255 may be parallel to the plane where the side wall 252 is located, and perpendicular to the plane where the back wall 253 is located, that is, extend in the front and rear directions relative to the actual use state of the refrigerator 10.
  • the extension direction of the guide groove 255 is set to extend in the front-rear direction, so that the upper cover 260 can be placed on the cylinder body 250.
  • the top is translated back and forth, for example, it slides out of the barrel 250 in a horizontal direction, and slides inward to the top of the barrel 250 in a horizontal direction, so as to prevent the inner liner and/or other structures of the refrigerator 10 and the stored items from pairing.
  • the disassembly and assembly process of the upper cover 260 causes interference, which facilitates the rapid disassembly and assembly of the upper cover 260.
  • the top of the side wall 252 and the top of the back wall 253 of the cylinder body 250 are respectively provided with a sealing strip groove 256, and the sealing strip groove 256 of the side wall 252 is located inside the guide groove 255, and the sealing strip groove 256 of the side wall 252 and the back wall
  • the weather strip groove 256 of 253 communicates with a U-shaped weather strip groove 256.
  • the sealing strip is embedded in the sealing strip groove 256, and is sealed by mutual extrusion with the edge of the upper cover 260. Since the arrangement of the sealing strip is familiar to those skilled in the art, it will not be repeated here.
  • the bottom of the side connecting wall 262 of the upper cover 260 and the bottom of the back connecting wall 263 are respectively provided with a flat connecting surface 266, wherein the flat connecting surface 266 at the bottom of the side connecting wall 262 is located inside the guide rail 265, and the flat connecting surface at the bottom of the side connecting wall 262 266 and the flat connecting surface 266 at the bottom of the back connecting wall 263 jointly form a U-shaped flat connecting surface 266.
  • the shape of the U-shaped flat connecting surface 266 matches the shape of the sealing strip groove 256.
  • a U-shaped sealing strip groove 256 is provided on the cylinder body 250, and a U-shaped flat plate connecting surface 266 of the same shape is correspondingly provided on the upper cover 260.
  • a sealing strip is provided between the sealing strip groove 256 and the U-shaped flat plate connecting surface 266, The upper cover 260 can be slid to the installation position to exactly seal the connection between the upper cover 260 and the cylinder body 250, reducing or avoiding the influence of the disassembly and assembly of the upper cover 260 on the sealing effect of the storage drawer 210, and the structure is simple and easy to implement .
  • the top surface 261 of the upper cover 260 is provided with an air-permeable area 610 and a non-air-permeable area 620; the shape of the upper cover 260 may be a rectangle, and the shape of the air-permeable area 610 may also be a rectangle.
  • the air-permeable area 610 is provided in the middle of the top surface 261 of the upper cover 260, and the area between the air-permeable area 610 and the outer periphery of the top surface 261 of the upper cover 260 is a non-air-permeable area 620.
  • FIG. 13 is a schematic diagram of the oxygen-removing and moisture-permeable assembly 300 of the storage device 200 for the refrigerator 10 shown in FIG. 3.
  • the oxygen-removing and moisture-permeable assembly 300 is disposed above the air-permeable area 610, and is configured to consume oxygen in the storage drawer 210 through an electrolysis reaction and allow the water vapor in the storage drawer 210 to permeate and discharge.
  • the oxygen-removing and moisture-permeable assembly 300 is arranged above the detachable upper cover 260, so that the oxygen-removing and moisture-permeable assembly 300 can move forward and backward synchronously with the upper cover 260 to realize disassembly and assembly.
  • the structure is simple, the operation is quick, and it has little effect on the refrigeration state of the refrigerator 10, which is beneficial to reduce installation or replacement of oxygen and moisture permeability.
  • the non-air-permeable area 620 is in a closed state.
  • the top surface 261 of the upper cover 260 is also provided with a plurality of stud holes 614, the plurality of stud holes 614 are located on the outer periphery of the air-permeable area 610, that is, the part where the non-air-permeable area 620 and the air-permeable area 610 are connected, and are used for connecting external components. The connection is fixed.
  • the air-permeable area 610 includes an oxygen removal area 611 and a water removal area 612.
  • the deaeration zone 611 can be set as an open deaeration port and is located in the middle of the air-permeable area 610; the deaeration zone 612 is close to the deaeration zone 611 and is located on both sides of the deaeration zone 611.
  • the deaeration zone 612 is provided with an array Arranged through holes 613.
  • the oxygen-removing and moisture-permeable assembly 300 includes a support plate 310, a proton exchange membrane group 320, a fan assembly 330, a moisture-permeable membrane group 340, and a fixing member 350.
  • FIG. 14 is a schematic diagram of the support plate 310 of the oxygen-removing and moisture-permeable assembly 300 of the storage device 200 for the refrigerator 10 shown in FIG. 13.
  • the pallet 310 covers the air-permeable area 610 to form the skeleton of the oxygen-removing and moisture-permeable assembly 300, and has a containing cavity for accommodating the proton exchange membrane assembly 320, the fan assembly 330, and the moisture-permeable membrane assembly 340.
  • the proton exchange membrane assembly 320, The fan assembly 330 and the moisture-permeable membrane assembly 340 may be installed in the containing cavity to be integrated with the support plate 310 respectively.
  • the integrated oxygen-removing and moisture-permeable assembly 300 includes both a proton exchange membrane group 320 with deoxygenation function and a fan assembly 330 with air-supply function, and a moisture-permeable membrane group 340 with moisture permeability, which has both deoxygenation and Moisture-permeable function; the integrated oxygen-removing and moisture-permeable assembly 300 can be installed above the air-permeable area 610 at one time, avoiding step-by-step installation, simplifying installation steps, simple operation, and low installation difficulty.
  • the support plate 310 is formed with a first accommodating cavity 311 on the back of the oxygen removal zone 611, and a second accommodating cavity 312 is formed on the back of the water removal zone 612.
  • the shape of the first accommodating cavity 311 is adapted to the shape of the deaeration zone 611 so that the first accommodating cavity 311 can be inserted into the storage drawer 210 from the deaeration zone 611 for accommodating the proton exchange membrane assembly 320 and Fan assembly 330.
  • the bottom wall 251 of the first accommodating cavity 311 is provided with an oxygen inlet 511.
  • the periphery of the oxygen inlet 511 extends to the side wall 252 of the first accommodating cavity 311 to form a pallet 512.
  • the pallet 512 limits the proton exchange membrane group 320 to The bottom of the first accommodating cavity 311.
  • the bottom of the first accommodating chamber 311 includes an oxygen inlet 511 and a pallet 512
  • the oxygen inlet 511 is configured to allow the gas escaping from the deoxygenation zone 611 to pass through
  • the pallet 512 is configured to receive the proton exchange membrane group 320
  • a screw hole is provided on the pallet 512, and the proton exchange membrane group 320 can be fixed on the pallet 512 by screw connection.
  • the bottom wall 251 of the second accommodating cavity 312 is also correspondingly provided with through holes 530 arranged in an array to allow the gas escaping from the dewatering area 612 to pass through.
  • the support plate 310 is provided with a first accommodating cavity 311 for accommodating the proton exchange membrane assembly 320 and the fan assembly 330, and a second accommodating cavity 312 for accommodating the moisture-permeable membrane assembly 340.
  • the position and shape of the first accommodating cavity 311 correspond to the position and shape of the deoxidizing zone 611
  • the position and shape of the second accommodating cavity 312 correspond to the position and shape of the dewatering zone 612
  • the pallet 310 can be directly covered
  • the upper cover 260 is above for quick installation.
  • the second accommodating cavity 312 of the pallet 310 is adjacent to the first accommodating cavity 311, so that the moisture-permeable membrane assembly 340 is adjacent to the proton exchange membrane assembly 320, and the water vapor generated by the proton exchange membrane assembly 320 through the electrolysis reaction can pass through the moisture-permeable membrane assembly 340
  • the rapid discharge can prevent excessive water vapor from staying in the storage device 200, which is beneficial to promote the humidity in the storage device 200 to be maintained within a proper range.
  • FIG. 15 is a schematic diagram of the proton exchange membrane group 320 and the fan assembly 330 of the oxygen-removing and moisture-permeable assembly 300 of the storage device 200 for the refrigerator 10 shown in FIG.
  • FIG. 17 is the proton exchange membrane assembly 320 of the oxygen-removing and moisture-permeable assembly 300 of the storage device 200 of the refrigerator 10 shown in FIG. 16 Schematic exploded view.
  • the proton exchange membrane group 320 is arranged at the bottom of the first accommodating cavity 311, and its side facing the inside of the storage drawer 210 is configured to consume oxygen in the storage drawer 210 through an electrolysis reaction under the action of electrolysis voltage, and its back faces the storage drawer 210.
  • the inner side of the storage drawer 210 is configured to electrolyze the water vapor outside the storage drawer 210 under the action of electrolysis voltage.
  • the proton exchange membrane group 320 includes a mother plate 321, 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 mother board 321 forms the base of the proton exchange membrane group 320.
  • a gap 521 is provided in the middle part of the gap 521.
  • the gap 521 can be rectangular; the gap 521 is provided with internal screw holes 522 around the gap 521 to communicate with other components of the proton exchange membrane group 320.
  • the edge of the mother board 321 is also provided with an external screw hole 523 for fixing with the pallet 512 of the first receiving cavity 311 by screwing.
  • the side of the cathode plate 323 facing away from the proton exchange membrane 324 is exposed to the inside of the storage drawer 210.
  • the oxygen in the storage drawer 210 can reach the surface of the cathode plate 323 through the opening and the deoxygenation zone 611.
  • the cathode plate 323 is configured to utilize hydrogen ions and oxygen.
  • the reaction generates water and consumes oxygen in the storage drawer 210; the side of the anode plate 322 facing away from the proton exchange membrane 324 is exposed to the outside of the storage drawer 210, and is configured to electrolyze the water vapor outside the storage drawer 210 to generate hydrogen ions and oxygen;
  • the proton exchange membrane 324 is configured to transport hydrogen ions from the anode plate 322 side to the cathode plate 323 side.
  • the proton exchange membrane group 320 has at least a four-layer structure, from the outside to the inside, the anode plate 322, the proton exchange membrane 324, the cathode plate 323, and the mother plate 321 in order.
  • the cathode plate 323 consumes oxygen in the storage space 213, and on the other hand, the water vapor generated by the cathode plate 323 can increase the humidity in the storage space 213, thereby improving the freshness preservation effect of the storage device 200.
  • the chemical reaction formulas of the anode plate 322 and the cathode plate 323 are:
  • Anode plate 322 2H 2 O ⁇ O 2 + 4H + + 4e -
  • Cathode plate 323 O 2 + 4H + + 4e - ⁇ 2H 2 O
  • the proton exchange membrane assembly 320 may further include: two elastic plates 325 and at least one gasket 326.
  • Two elastic plates 325 are arranged on the outer side of the anode plate 322, and each elastic plate 325 is a rectangular thin plate, the middle part of which is hollowed out to allow gas to pass through.
  • the elastic plate 325 is provided with a fan screw hole 524, which is used to fix the fan assembly 330 of the oxygen-removing and moisture-permeable assembly 300 above the proton exchange membrane group 320 by screwing, and the edge of the elastic plate 325 is also provided with a mother plate screw hole 525
  • the position and number of the screw holes 525 of the motherboard are adapted to the position and number of the internal screw holes 522 of the motherboard 321, so as to fix the multi-layer structure of the proton exchange membrane group 320 on the motherboard 321 through screw connection.
  • the gasket 326 is located between the mother board 321 and the cathode plate 323. Each gasket 326 is a rectangular thin circle hollowed out in the middle, made of elastic material, to buffer the pressing force between adjacent layers.
  • FIG. 18 is a schematic exploded view of the fan assembly 330 of the oxygen-removing and moisture-permeable assembly 300 of the storage device 200 for the refrigerator 10 shown in FIG. 15.
  • the fan assembly 330 is arranged in the first accommodating cavity 311, above the proton exchange membrane assembly 320, that is, on the side of the anode plate 322 facing away from the proton exchange membrane 324, and is configured to promote the formation of blowing toward the proton exchange membrane assembly 320 facing away
  • the air flow on the inner side of the storage drawer 210 provides water vapor to the proton exchange membrane group 320.
  • the fan assembly 330 includes a fan 331 and a fan frame 332.
  • the fan 331 may be a miniature axial flow fan 331, the rotating shaft of which is perpendicular to the anode plate 322, and is used to blow water vapor outside the storage drawer 210 toward the anode plate 322. Since the reactant of the anode plate 322 is water vapor, the anode plate 322 needs to be continuously replenished with water so that the electrolysis reaction can continue. Since the internal temperature of the refrigerator 10 is generally low, the storage compartment has a relatively humid atmosphere, and the air contains a large amount of water vapor. Therefore, the fan 331 can prompt the air in the storage room to provide sufficient reactants for the anode plate 322, and there is no need to separately provide a water source or a water delivery device for the proton exchange membrane group 320.
  • the fan 331 and the proton exchange membrane group 320 are jointly arranged in the first accommodating cavity 311, which shortens the distance between the fan 331 and the proton exchange membrane group 320, and improves the air supply efficiency of the fan 331.
  • the fan 331 can quickly perform
  • the proton exchange membrane assembly 320 provides water vapor required for the electrolysis reaction, which is beneficial to improve the electrolysis efficiency of the proton exchange membrane assembly 320 and achieve rapid oxygen reduction.
  • the fan frame 332 is used to fix and support the fan 331.
  • the wind frame 332 is arranged on the side of the fan 331 facing the anode plate 322, for example, it may be arranged between the fan 331 and the elastic plate 325 of the proton exchange membrane group 320.
  • the fan 331 can be fixed on the fan frame 332 by screw connection.
  • the air supply area of the fan 331 is facing the circular opening 531 in the middle of the fan frame 332, and can blow the air flow to the inside of the proton exchange membrane group 320 and to the anode. ⁇ 322.
  • the fan frame 332 can fixedly support the fan 331 to prevent the fan 331 from shaking during operation, and can also form a certain distance between the fan 331 and the elastic plate 325 to facilitate gas circulation.
  • the air frame 332 is also provided with air frame screw holes 532, and the position and number of the air frame screw holes 532 are adapted to the position and number of the fan screw holes 524, so that the air frame 332 can be installed and fixed by screwing.
  • Above the proton exchange membrane group 320 Above the proton exchange membrane group 320.
  • the side of the wind frame 332 facing away from the proton exchange membrane unit 320 is used to fix the fan 331, and the side facing the proton exchange membrane unit 320 is screwed and fixed to the proton exchange membrane unit 320.
  • the air frame 332 has the function of fixing and supporting the fan 331. , It also has the function of connecting the proton exchange membrane group 320. Its dual fixation function integrates the proton exchange membrane group 320 and the fan 331, and makes the fan 331 close to the proton exchange membrane group 320, in order to shorten the distance between the fan 331 and the proton exchange membrane group 320. The distance between provides the structural basis.
  • FIG. 19 is a schematic exploded view of the moisture-permeable membrane group 340 of the oxygen-removing and moisture-permeable assembly 300 of the storage device 200 for the refrigerator 10 shown in FIG. 13.
  • the moisture-permeable membrane group 340 is disposed in the second accommodating cavity 312 and configured to allow water vapor in the storage drawer 210 to permeate and discharge.
  • the moisture-permeable membrane group 340 includes a moisture-permeable membrane 341 and a moisture-permeable bottom plate 342.
  • the moisture-permeable membrane 341 is configured to allow the water vapor in the storage drawer 210 to slowly permeate and discharge to the outside of the storage drawer 210, so that the humidity in the storage drawer 210 is always kept within a proper range, and prevents excessive moisture generation in the space. Condensation or dripping water.
  • the moisture-permeable membrane 341 may be a pervaporation membrane with a hydrophilic layer and a hydrophobic layer. The side of the hydrophilic layer facing away from the hydrophobic layer is exposed above the dewatering zone 612, that is, facing the dewatering zone 612.
  • the side of the layer facing away from the hydrophilic layer faces the dewatering area 612, and the water vapor in the storage drawer 210 can permeate and discharge to the outside of the storage drawer 210 through the moisture-permeable membrane 341. While the moisture-permeable membrane 341 transmits water vapor, it can also block the permeation of other gases and prevent gas exchange between the inside and outside of the storage drawer 210.
  • the shape of the moisture-permeable membrane 341 matches the shape of the bottom wall 251 of the second accommodating cavity 312, which can just close the second accommodating cavity 312, and the closed space formed by the moisture-permeable membrane 341 and the pallet 310 can block the dewatering zone 612
  • the gas exchange with the outside of the enclosed space can promote the storage device 200 to maintain a relatively closed state, which is beneficial to maintaining a good fresh-keeping atmosphere and improving the fresh-keeping effect.
  • the moisture-permeable bottom plate 342 is disposed in close contact with the moisture-permeable membrane 341 to fix the moisture-permeable membrane 341 and prevent the moisture-permeable membrane 341 from being deformed due to vibration. If the moisture-permeable membrane 341 is deformed, there will be a gap between the moisture-permeable membrane 341 and the bottom wall 251 of the second accommodating cavity 312, so that the moisture-permeable membrane 341 and the support plate 310 cannot form a closed space, and the freshness preservation effect of the storage device 200 is reduced.
  • the moisture-permeable bottom plate 342 is also correspondingly provided with through holes 540 arranged in an array. The position and size of the through holes 540 are adapted to the position and size of the through holes 530 of the bottom wall 251 of the second accommodating cavity 312, and are configured to allow The gas escaping from the water removal zone 612 passes through.
  • a closed space is formed by the pallet 310 and the proton exchange membrane group 320, and above the dewatering zone 612, a closed space is formed by the pallet 310 and the moisture-permeable membrane group 340, so that the storage device 200 is relatively closed.
  • the structure can maintain a suitable fresh-keeping atmosphere while reducing oxygen and moisture permeability, and improve the fresh-keeping effect.
  • the fixing member 350 is fixed above the moisture-permeable membrane group 340 and is clamped with the side wall 252 of the second accommodating cavity 312 to fix the moisture-permeable membrane group 340 in the second accommodating cavity 312, which can prevent the moisture-permeable membrane group 340 340 loose.
  • the two opposite side walls 252 of the second accommodating cavity 312 are provided with bayonet openings 513, and the fixing member 350 can be partially inserted into the bayonet opening 513 to achieve clamping connection.
  • FIG. 20 is a schematic diagram of the cover 400 of the storage device 200 for the refrigerator 10 shown in FIG. 3.
  • the cover plate 400 covers the upper part of the oxygen-removing and moisture-permeable assembly 300 to make the appearance neat.
  • the cover plate 400 is provided with a clamping portion 410 corresponding to the shape of the fixing member 350, and the clamping portion 410 is configured to be clamped with the fixing member 350 to confine the cover plate 400 above the oxygen-removing and moisture-permeable assembly 300.
  • the cover plate 400 is also provided with through holes 550 arranged in an array, wherein the through holes 550 located above the dewatering area 612 are configured to allow passage through the dewatering area 612, the bottom wall 251 of the second containing cavity 312, the moisture-permeable membrane 341, And the water vapor escaping from the moisture-permeable bottom plate 342 is discharged to the outside of the storage device 200.
  • the through hole 550 located above the deoxygenation zone 611 is configured to allow the gas outside the storage device 200 to enter the storage device 200 under the action of the fan 331. Blowing to the anode plate 322 provides water vapor for the anode plate 322 and at the same time provides an escape channel for the oxygen generated on the anode plate 322.
  • An oxygen removal zone 611 and a water removal zone 612 are provided on the upper cover 260 of the storage drawer 210, so that the first accommodating cavity 311 of the pallet 310 is partially inserted into the oxygen removal zone 611, and the proton exchange is installed in the first accommodating cavity 311
  • the moisture-permeable membrane assembly 340 is installed in the second accommodating cavity 312 of the pallet 310 above the dewatering area 612, which can prevent the oxygen-depleting and moisture-permeable assembly 300 from occupying too much storage space 213.
  • the use efficiency of the storage device 200 is improved.
  • the anode plate 322 and the cathode plate 323 of the proton exchange membrane group 320 can be connected to the control circuit through wires, and the control circuit of the refrigerator 10 provides electrolysis voltage for them.
  • the electrolysis voltage of the proton exchange membrane group 320 can also be provided by the battery.
  • the anode plate 322 and the cathode plate 323 are respectively connected to the anode and the cathode of the battery, and the proton exchange membrane group 320 enters the electrolysis working state. . If the user does not need the oxygen removal function, the oxygen removal and moisture-permeable assembly 300 can be taken out as a whole.
  • the oxygen-removing and moisture-permeable assembly 300 also includes multiple sets of fastening screws to realize the fixing and clamping of the multilayer components.
  • the first set of fastening screws successively penetrate through the screw holes at the same positions of the two elastic plates 325, anode plate 322, proton exchange membrane 324, cathode plate 323, gasket 326, and mother plate 321 to promote the formation of the proton exchange membrane group 320 Multi-layer structure;
  • the second set of fastening screws sequentially penetrate through the air frame screw holes 532, the fan screw holes 524 of the elastic plate 325 of the proton exchange membrane group 320, and are used to fix the air frame 332 on the proton exchange membrane group 320 ;
  • the third set of fastening screws successively penetrate through the external screw holes 523 of the mother board 321 of the proton exchange membrane group 320 and the screw holes of the pallet, and are used to fix the proton exchange membrane group 320 on the pallet 512.
  • the proton exchange membrane assembly 320 and the fan assembly 330 can be integrated, and they are fixed in the first accommodating cavity 311 by screws, and then the moisture-permeable membrane 341 and the moisture-permeable bottom plate 342 are clamped in sequence. In the second accommodating cavity 312, an integrated oxygen-removing and moisture-permeable assembly 300 is thus formed.
  • the assembled oxygen-removing and moisture-permeable assembly 300 is placed above the upper cover 260, so that the first accommodating cavity 311 of the support plate 310 is partially inserted into the oxygen-removing zone 611.
  • the support plate 310 can be fixed on the upper cover 260 in any manner according to actual needs, for example, can be fixed by screw connection.
  • a plurality of screw holes 614 are provided on the outer periphery of the air-permeable area 610, and screw holes 313 are respectively provided at positions corresponding to the plurality of screw holes 614 of the pallet 310 to fix the pallet 310 to the upper cover 260 by screwing.
  • the support plate 310 and the upper cover 260 are tightly attached to enhance the sealing effect.
  • the cover 400 of the storage device 200 can also be installed above the oxygen-removing and moisture-permeable assembly 300 in any manner according to actual needs.
  • the card slot 420 and the buckle 615 can be clamped and fixed.
  • a plurality of buckles 615 are provided on the top surface 261 of the upper cover 260, and a plurality of buckles 420 are correspondingly provided on the cover plate 400, so that the buckles 420 of the cover plate 400 and the buckles 615 of the upper cover 260 can be locked to fix the cover.
  • the plate 400 thus forms a storage device 200 with both deoxygenation and moisture permeability functions.
  • the storage device 200 for the refrigerator 10 and the refrigerator 10 includes a storage drawer 210 and an oxygen-removing and moisture-permeable assembly 300, wherein the cylinder 211 of the storage drawer 210 is detachably disposed at
  • the upper cover 260 on the top of the cylinder body 250 is provided with the oxygen-removing and moisture-permeable assembly 300 above the air-permeable area 610 of the upper cover 260, and is configured to consume oxygen in the storage drawer 210 through an electrolysis reaction. Since the upper cover 260 of the cylinder 211 can be detached separately, the oxygen-removing and moisture-permeable assembly 300 is arranged above the upper cover 260, so that the oxygen-removing and moisture-permeable assembly 300 can move synchronously with the upper cover 260. At this time, only the upper cover 260 needs to be taken out, so that the entire storage drawer 210 does not need to be moved out of the refrigerator 10 to install the oxygen-removing and moisture-permeable assembly 300, which is easy to operate.
  • the storage device 200 used in the refrigerator 10 and the refrigerator 10 of the present embodiment, and the oxygen-removing and moisture-permeable assembly 300 of the storage device 200 are also configured to allow the water vapor in the storage drawer 210 to permeate and discharge, thereby preventing excessive water vapor Condensation or dripping will help the storage drawer 210 maintain a good fresh-keeping effect.
  • the air-permeable area 610 of the upper cover 260 is set as an oxygen removal zone 611 and a water removal zone 612, a support plate 310 is provided in the oxygen removal and moisture-permeable assembly 300, and a proton exchange membrane group 320 with a deoxygenation effect is provided on the support plate 310
  • the moisture-permeable membrane group 340 with moisture-permeable effect is arranged in the second accommodating cavity 312 of the pallet 310, so that the proton exchange membrane group 320 can be confined above the deoxygenation zone 611, and the permeable
  • the wet membrane assembly 340 is limited above the dewatering zone 612, and the proton exchange membrane assembly 320, the moisture-permeable membrane assembly 340, and the support plate 310 are integrated.
  • the oxygen-depleting and moisture-permeable assembly 300 can be easily installed above the air-permeable area 610. The installation difficulty of the oxygen-removing and moisture-permeable assembly 300 is reduced.

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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

L'invention concerne un dispositif de stockage (200) pour un réfrigérateur (10), et un réfrigérateur (10) comprenant celui-ci. Le dispositif de stockage (200) comprend : un tiroir de stockage (210), qui comprend un boîtier (211) et un tiroir (212) qui coulisse dans le boîtier (211); le boîtier (211) comprend un couvercle supérieur (260) et un corps de boîtier (250), le couvercle supérieur (260) étant disposé amovible au-dessus du corps de boîtier (250), et le couvercle supérieur (260) étant pourvu d'une région d'évacuation d'air (610); et un ensemble d'élimination d'oxygène/humidité (300) disposé au-dessus de la région d'évacuation d'air (610), ledit ensemble étant conçu pour consommer, au moyen d'une électrolyse, l'oxygène présent à l'intérieur du tiroir de stockage (210) et pour provoquer l'expulsion de la vapeur d'eau présente à l'intérieur du tiroir de stockage (210). Comme le couvercle supérieur (260) du boîtier (211) peut être retiré, l'agencement de l'ensemble d'élimination d'oxygène/humidité (300) au-dessus du couvercle supérieur (260) permet audit ensemble d'être déplacé conjointement avec le couvercle supérieur (260). Autrement dit, lorsque l'ensemble d'élimination d'oxygène/humidité (300) doit être installé, seul le couvercle (260) doit être retiré, ce qui permet d'éliminer le besoin de tirer la totalité du tiroir de stockage (210) hors du réfrigérateur (10) pour installer l'ensemble d'élimination d'oxygène/humidité (300), ce qui rend le fonctionnement simple et pratique.
PCT/CN2020/141512 2019-10-31 2020-12-30 Dispositif de stockage pour réfrigérateur, et réfrigérateur comprenant celui-ci WO2021083430A1 (fr)

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CN201911055676.X 2019-10-31
CN201911055676.XA CN112747549B (zh) 2019-10-31 2019-10-31 用于冰箱的储物装置以及具有其的冰箱

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