WO2022057589A1 - Réfrigérateur - Google Patents

Réfrigérateur Download PDF

Info

Publication number
WO2022057589A1
WO2022057589A1 PCT/CN2021/114764 CN2021114764W WO2022057589A1 WO 2022057589 A1 WO2022057589 A1 WO 2022057589A1 CN 2021114764 W CN2021114764 W CN 2021114764W WO 2022057589 A1 WO2022057589 A1 WO 2022057589A1
Authority
WO
WIPO (PCT)
Prior art keywords
dew
air
compartment
refrigerator
supply port
Prior art date
Application number
PCT/CN2021/114764
Other languages
English (en)
Chinese (zh)
Inventor
崔展鹏
李佳明
姬立胜
吕鹏
Original Assignee
重庆海尔制冷电器有限公司
青岛海尔电冰箱有限公司
海尔智家股份有限公司
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.)
Filing date
Publication date
Application filed by 重庆海尔制冷电器有限公司, 青岛海尔电冰箱有限公司, 海尔智家股份有限公司 filed Critical 重庆海尔制冷电器有限公司
Priority to AU2021343996A priority Critical patent/AU2021343996A1/en
Priority to EP21868417.3A priority patent/EP4206580A4/fr
Priority to US18/025,249 priority patent/US20230314058A1/en
Publication of WO2022057589A1 publication Critical patent/WO2022057589A1/fr

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/04—Preventing the formation of frost or condensate
    • 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
    • F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
    • F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
    • F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
    • F25D17/062—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators
    • F25D17/065—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators with compartments at different temperatures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
    • F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
    • F25D17/067—Evaporator fan units
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/06—Removing frost
    • 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
    • F25D23/02—Doors; Covers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00—Arrangement or mounting of control or safety devices
    • F25D29/003—Arrangement or mounting of control or safety devices for movable devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
    • F25D2317/06—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation
    • F25D2317/062—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation along the inside of doors
    • 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
    • F25D2323/00—General constructional features not provided for in other groups of this subclass
    • F25D2323/02—Details of doors or covers not otherwise covered
    • F25D2323/023—Door in door constructions

Definitions

  • the invention relates to the technical field of refrigeration and freezing, in particular to a refrigerator.
  • the traditional refrigerator door is used to open and close the refrigerating compartment of the box.
  • a bottle seat is provided at the inner lining of the refrigerator door for placing bottled items.
  • the composite door refrigerator improves the structure and function of the door, so that the door includes a main door and an auxiliary door, and the main door is used to open and close the refrigeration compartment.
  • the main door defines a door body compartment whose front side is open, and the sub door is used to open and close the door body compartment.
  • the auxiliary door remains closed.
  • the door body compartment can be used for storage, and when picking and placing, only the auxiliary door needs to be opened, and the main door is not opened. Not only makes the operation more convenient and quick, but also avoids excessive cooling loss caused by frequent opening of the main door.
  • the purpose of the present invention is to solve at least one of the above-mentioned defects in the prior art, and to provide a refrigerator that can effectively remove condensation on the inner wall of the door compartment.
  • a further object of the present invention is to reduce the influence of decondensation on the normal refrigeration of the door body compartment.
  • the present invention provides a refrigerator, comprising a box body and a door body, the front side of the box body is opened to define a first compartment, the door body includes a main door and a secondary door, and the main door is used for opening and closing the first room and defines a second room, the secondary door is used to open and close the second room, and
  • the rear wall of the main door is provided with an air supply port and an air return port, both of which are connected to the first room and the second room;
  • the surface is provided with a plurality of dew removal holes connecting the second chamber and the dew air duct; the refrigerator is configured as:
  • the dew-removing air duct has an inlet and an outlet that communicate with the first compartment; and the refrigerator is configured to keep the inlet and outlet in a closed state and an open state respectively when in the cooling cycle mode; when in the dew-removal mode, Leave both the import and export open.
  • the inlet penetrates the side wall of the air supply port to communicate with the air supply port.
  • the outlet penetrates the side wall of the air return port to communicate with the air return port.
  • the air supply port and the air return port are located at the top and bottom of the rear wall, respectively.
  • the refrigerator further includes: a damper installed at the air supply port and configured to be controllably moved to a cooling supply state in which the inlet is closed and the air supply port is turned on, or moved to a dew removal state in which the inlet is opened and the air supply port is closed. condition.
  • a damper installed at the air supply port and configured to be controllably moved to a cooling supply state in which the inlet is closed and the air supply port is turned on, or moved to a dew removal state in which the inlet is opened and the air supply port is closed. condition.
  • one end of the damper is rotatably installed at the front edge of the inlet, so as to be rotated to a cooling state or a dew removal state.
  • the refrigerator further includes: a fan, which is installed at the air supply port and is used to promote the air of the first compartment to flow toward the air supply port.
  • a fan which is installed at the air supply port and is used to promote the air of the first compartment to flow toward the air supply port.
  • the arrangement density of the dew holes gradually decreases.
  • the dew-removing holes are elongated holes whose length direction is parallel to the airflow direction of the dew-removing air duct.
  • the refrigerator of the present invention is a composite door refrigerator.
  • the door body includes a main door and an auxiliary door.
  • the main door is used for opening and closing the first room defined by the box body, and the auxiliary door is used for opening and closing the second room defined by the main door.
  • the present invention can effectively remove condensation on the inner wall of the second compartment by specially designing the main door.
  • the present invention makes the rear wall of the main door hollow to define a defrosting air duct, and makes a plurality of dew holes open backward on the front surface of the rear wall.
  • the refrigerator When condensation occurs on the rear wall of the second room (that is, the front surface of the rear wall of the main door) and needs to be removed, the refrigerator operates in the dew removal mode, so that the air in the first room enters the dew duct inside the rear wall of the main door. So that part of the airflow flows through the dew hole to the front surface of the rear wall.
  • the relative humidity of the air in the dew duct must be lower than the original airflow at the front surface of the rear wall of the main door (the relative humidity of the air near condensation must be high), so the low-humidity air introduced into the dew duct can promote condensation. evaporation.
  • the refrigerator of the present invention when the refrigerator of the present invention operates in the dew removal mode, it does not use traditional methods such as electrically heating the rear wall or introducing hot air, but uses the cold air of the first room to remove dew, and the dew removal process basically does not affect the dew removal process.
  • the normal cooling of the second chamber has an impact and the structure is very cleverly designed.
  • the air duct circulation is formed between the inlet and outlet of the dew duct and the first room, so as to prevent the airflow used for dew from accumulating in the dew duct and the dew duct. There is no circulation near the dew hole, which affects the dew removal effect.
  • the inlet of the dew-removing air duct is connected to the air supply port, and the outlet is connected to the air return port, which simplifies the control of the air inlet and outlet on the one hand, and can use a damper to control the opening and closing of the air supply port and the inlet, and the structure is very ingenious;
  • the opening structure of the rear wall of the main door is also simplified, and the rear surface of the rear wall of the main door only needs to directly open the air supply port and the air return port.
  • the present invention designs the arrangement density of the dew-removing holes, so that the arrangement density of the dew-removing holes is gradually reduced in the direction from the air supply port to the air return port, so as to match the changing trend of the condensation degree at different positions on the rear wall of the main door. Avoid making too many meaningless openings.
  • FIG. 1 is a schematic diagram of a refrigerator according to an embodiment of the present invention in a cooling cycle mode
  • Fig. 2 is the enlarged view of A place of Fig. 1;
  • FIG. 3 is a schematic view of the state of the refrigerator shown in FIG. 1 when it is in a dew removal mode
  • FIG. 4 is an enlarged view of part B of FIG. 3 .
  • the refrigerator according to the embodiment of the present invention will be described below with reference to FIGS. 1 to 4 .
  • the orientation or positional relationship is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention .
  • FIG. 1 is a schematic diagram of a refrigerator in a cooling cycle mode according to an embodiment of the present invention
  • FIG. 2 is an enlarged view of the part A of FIG. 1
  • FIG. 3 is a schematic diagram of the state of the refrigerator shown in FIG. It is an enlarged view of B in FIG. 3 , and the wind directions are indicated by arrows in each figure.
  • the refrigerator according to the embodiment of the present invention may generally include a box body 100 and a door body 200 .
  • the front side of the box body 100 (the side where the door body 200 is located is used as the front side of the refrigerator in the present invention, and the front and rear directions have been shown in the figure) is opened to define the first compartment 101 .
  • the door body 200 includes a main door 210 and an auxiliary door 220 .
  • the main door 210 is used for opening and closing the first room 101 and defines a second room 201
  • the auxiliary door 220 is used for opening and closing the second room 201 .
  • the main door 210 can be rotatably mounted on the box body 100 at the front side of the box body 100 , the front side of the main door 210 is opened to define the aforementioned second compartment 201 , and the auxiliary door 220 can be rotatably mounted on the front side of the main door 210 Installed on the main door 210.
  • the main door 210 When the main door 210 is open, the user accesses items from the first compartment 101 .
  • the main door 210 is closed and the auxiliary door 220 is opened, the user can access items from the second compartment 201 .
  • the refrigerator can be refrigerated by vapor compression refrigeration cycle system, semiconductor refrigeration system or other means.
  • the various compartments inside the refrigerator can be divided into refrigerating compartment, freezing compartment and changing room.
  • the temperature in the refrigerator is generally controlled between 2°C and 10°C, preferably 4°C to 7°C.
  • the temperature range in the freezer is generally controlled at -22°C to -14°C.
  • the variable temperature chamber can be adjusted between -18°C to 8°C to achieve a variable temperature effect.
  • the optimal storage temperature for different types of items is different, and the storage compartments suitable for storage are also different.
  • fruit and vegetable foods are suitable for storage in the refrigerator compartment, and meat foods are suitable for storage in the freezer compartment.
  • the first compartment 101 in the embodiment of the present invention is preferably a refrigerator compartment.
  • the refrigerator in the embodiment of the present invention is a composite door refrigerator, and the existing composite door refrigerator often has the problem of condensation on the inner wall of the door body compartment (the second compartment 201 in the present invention).
  • the inventor realized that since the rear wall 211 of the main door 210 is adjacent to the first room 101, and the air in the first room 101 can conduct heat transfer through thermal conduction, the temperature of the front surface of the rear wall 211 is higher than that of the second room 101. The temperature of other walls of the chamber 201 is lower, and condensation is more likely to occur.
  • the embodiment of the present invention specifically designs the main door 210 to dew the front surface of the rear wall 211 of the second compartment 201 in a targeted manner.
  • the rear wall 211 of the main door 210 is provided with an air supply port 212 and an air return port 214 , both of which are connected to the first compartment 101 and the second compartment 201 .
  • the rear wall 211 of the main door 210 is hollow, and a dew-removing air duct 215 that communicates with the first compartment 101 is defined inside the rear wall 211 . That is, the hollow space of the rear wall 211 constitutes the dew removal duct 215 .
  • the front surface of the rear wall 211 is provided with a plurality of dew removal holes 2154 which communicate with the second compartment 201 and the dew removal air duct 215 .
  • the refrigerator is configured to be in a cooling cycle mode in which the air of the first room 101 enters the second room 201 through the air supply port 212 and then returns to the first room 101 through the air return port 214, so as to utilize the cold air of the first room 101
  • the second compartment 201 is refrigerated, as shown in FIGS. 1 and 2 .
  • the refrigerator is in the dew-removal mode in which the air of the first compartment 101 enters the dew-removal air duct 215, so that part of the air flows through the dew-removal hole 2154 to the front surface of the rear wall 211 to remove the condensation on its surface, as shown in FIG. 3 . and Figure 4.
  • the refrigerator is in the aforementioned cooling cycle mode in a normal state.
  • the refrigerator can be controlled to operate the aforementioned dew removal mode, so that the first compartment 101 The air enters the dew removal air duct 215 inside the rear wall 211 of the main door 210 , so that part of the air flows through the dew removal hole 2154 to the front surface of the rear wall 211 .
  • the air introduced into the dew duct 215 Low humidity air can promote the evaporation of condensation and complete the dew removal process.
  • the refrigerator can be controlled to switch to the cooling cycle mode.
  • the switching timing of the cooling cycle mode and the dew removal mode can be automatically controlled by the refrigerator, for example, timing switching or automatic switching of the refrigerator operating mode according to the detection result of the humidity sensor. It can also be controlled manually. For example, when the user finds that dew removal is required or needs to be stopped, the refrigerator operation mode can be manually switched.
  • the conventional method such as electrically heating the rear wall 211 or introducing hot air is not adopted, and the cold air of the first room 101 is still used for dew removal, and the dew removal process is basically It will not affect the normal cooling of the second room 201, and the structure design is very clever.
  • the dew removal duct 215 may have an inlet 2151 and an outlet 2152 communicating with the first chamber 101 , so that the dew removal duct 215 and the first chamber 101 can have an inlet 2151 and an outlet 2152 .
  • An air duct circulation is formed between them, so as to prevent the airflow used for dew removal from accumulating in the vicinity of the dew removal air duct 215 and the dew removal hole 2154 and unable to circulate, thereby affecting the dew removal effect.
  • the refrigerator is also configured to keep the inlet 2151 and outlet 2152 in a closed state and an open state, respectively, when in the cooling cycle mode; and in an open state when in the dew removal mode.
  • the inlet 2151 of the dew duct 215 needs to be closed.
  • the inlet 2151 of the dew duct 215 is opened. Since the conduction and closing of the dew duct 215 has been controlled by controlling the opening and closing of the inlet 2151 and the outlet 2152 of the dew duct 215, there is no need to control the outlet 2152 of the dew duct 215.
  • the outlet 2152 of the dew duct 215 is in a normally open state and does not need to be controlled, so as to simplify the structure and control of the refrigerator.
  • the inlet 2151 of the dew air duct 215 can penetrate the side wall of the air supply port 212 to communicate with the air supply port 212 . That is, the dew-removing air duct 215 communicates with the first compartment 101 through the air supply port 212 , and there is no need for an additional opening on the rear wall 211 .
  • the outlet 2152 of the dew duct 215 can also penetrate the side wall of the air return port 214 to communicate with the air return port 214 . That is, the dew-removing air duct 215 communicates with the first compartment 101 by using the air return port 214 , and there is no need for an additional opening on the rear wall 211 .
  • This design structure is very ingenious, which simplifies the opening structure of the rear wall 211 of the main door 210, so that the rear surface of the rear wall 211 of the main door 210 only needs to directly open the air supply port 212 and the air return port 214.
  • the air supply port 212 and the air return port 214 are located at the top and bottom of the rear wall 211 , respectively.
  • the refrigerator When the refrigerator is in the cooling cycle mode, after the cold air flows into the second compartment 201 from the air supply port 212, it has a sinking effect due to its relatively high density, and will flow downward to refrigerate each height area of the second compartment 201 in turn.
  • the air temperature gradually increases and then flows back to the first compartment 101 from the air return port 214 at the bottom of the second compartment 201 . In this way, a smoother air path circulation is formed, and the cooling effect of the second chamber 201 is improved.
  • the cold air enters the dew removal air duct 215 from the top of the dew removal air duct 215, which is also more favorable for downward flow, so that the dew removal air duct 215 has better circulation, which is beneficial to speed up the dew removal process.
  • the refrigerator may further include a damper 216, which is installed at the air supply port 212 and configured to be controllably moved to a cooling state in which the inlet 2151 is closed and the air supply port 212 is connected (as shown in FIG. 2), or move to the dew-removing state in which the inlet 2151 is opened and the air supply port 212 is closed (as shown in FIG. 4 ).
  • This embodiment effectively utilizes the advantage that the inlet 2151 is connected with the air supply port 212, and uses a damper 216 to control the air supply port 212 and the inlet 2151 at the same time, which simplifies the control of the air in and out, and the design is very ingenious.
  • one end of the damper 216 can be rotatably installed at the front edge of the inlet 2151 so as to be rotated to a cooling state (as shown in FIG. 2 ) or a dew removal state (as shown in FIG. 4 ).
  • the operation mode switching of the refrigerator can be completed only by controlling the rotation of one damper 216 without setting complex motion mechanism and control logic, and the structure and control are greatly simplified.
  • the refrigerator further includes a fan 230 , and the fan 230 is located at the air supply port 212 , so as to promote the air of the first compartment 101 to flow to the air supply port 212 to speed up the cooling cycle speed.
  • the fan 230 is also used to promote the air in the first compartment 101 to flow to the dew removal air duct 215 .
  • the embodiment of the present invention specially designs the arrangement density of the dew holes 2154 .
  • the arrangement density of the dew holes 2154 is gradually reduced to match the rear of the main door 210 .
  • the changing trend of condensation degree at different positions of the wall 211 reduces excessive and meaningless openings.
  • the opening area of the rear wall 211 of the main door 210 may be spread over the entire front surface of the rear wall 211 to achieve sufficient dew removal, or may be spread over a part of the front surface of the rear wall 211 .
  • the porosity of the dew holes 2154 may be 30% ⁇ 80%.
  • the detox holes 2154 may be arranged in a matrix or other arrangements.
  • the dew hole 2154 may be circular, oval, square or other shapes.
  • the dew-removing holes 2154 are elongated holes whose length direction is parallel to the airflow direction of the dew-removing air duct 215. This structure is conducive to destroying the integrity of dewdrops and accelerating the dispersion and evaporation of dewdrops.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)

Abstract

L'invention concerne un réfrigérateur comprenant un corps de réfrigérateur et un corps de porte. Le côté avant du corps de réfrigérateur est ouvert pour définir une première chambre ; le corps de porte comprend une porte principale et une porte auxiliaire ; la porte principale est destinée à ouvrir et fermer la première chambre et définir une deuxième chambre ; la porte auxiliaire est destinée à ouvrir et fermer la deuxième chambre ; un orifice d'amenée d'air et un évent d'air de retour sont formés sur la paroi arrière de la porte principale ; l'orifice d'amenée d'air et l'évent d'air de retour sont tous deux en communication avec la première et la deuxième chambre ; la paroi arrière est creuse, et un canal d'air d'élimination de condensation en communication avec la première chambre est défini dans la paroi arrière ; et une pluralité de trous d'élimination de condensation communiquant avec la deuxième chambre et le canal d'air d'élimination de condensation sont formés en arrière sur la surface avant de la paroi arrière. Le réfrigérateur selon l'invention est conçu pour : se trouver dans un mode cycle de refroidissement, dans lequel l'air dans la première chambre pénètre dans la deuxième chambre au moyen de l'orifice d'amenée d'air, puis revient dans la première chambre au moyen de l'évent d'air de retour ; ou se trouver dans un mode élimination de condensation, dans lequel l'air dans la première chambre pénètre dans le canal d'air d'élimination de condensation pour permettre à une partie d'un flux d'air de s'écouler vers la surface avant de la paroi arrière au moyen des trous d'élimination de condensation, de sorte à éliminer la condensation formée sur la surface de la paroi arrière. Le réfrigérateur selon l'invention peut éliminer efficacement la condensation sur les parois internes des chambres du corps de porte.
PCT/CN2021/114764 2020-09-15 2021-08-26 Réfrigérateur WO2022057589A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AU2021343996A AU2021343996A1 (en) 2020-09-15 2021-08-26 Refrigerator
EP21868417.3A EP4206580A4 (fr) 2020-09-15 2021-08-26 Réfrigérateur
US18/025,249 US20230314058A1 (en) 2020-09-15 2021-08-26 Refrigerator

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202010970294.6A CN114183975B (zh) 2020-09-15 2020-09-15 冰箱
CN202010970294.6 2020-09-15

Publications (1)

Publication Number Publication Date
WO2022057589A1 true WO2022057589A1 (fr) 2022-03-24

Family

ID=80539255

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2021/114764 WO2022057589A1 (fr) 2020-09-15 2021-08-26 Réfrigérateur

Country Status (5)

Country Link
US (1) US20230314058A1 (fr)
EP (1) EP4206580A4 (fr)
CN (1) CN114183975B (fr)
AU (1) AU2021343996A1 (fr)
WO (1) WO2022057589A1 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202562167U (zh) * 2012-05-04 2012-11-28 海尔集团公司 冰箱
CN102878746A (zh) * 2011-07-14 2013-01-16 Lg电子株式会社 冰箱
WO2015172610A1 (fr) * 2014-05-16 2015-11-19 海尔亚洲国际株式会社 Réfrigérateur
US20170248348A1 (en) * 2016-02-26 2017-08-31 Hefei Midea Refrigerator Co., Ltd. Refrigerator
CN212378327U (zh) * 2020-09-15 2021-01-19 重庆海尔制冷电器有限公司 冰箱
CN213514587U (zh) * 2020-09-15 2021-06-22 青岛海尔电冰箱有限公司 冰箱
CN213514585U (zh) * 2020-09-15 2021-06-22 青岛海尔电冰箱有限公司 冰箱及其玻璃门

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101700760B1 (ko) * 2010-07-19 2017-02-13 엘지전자 주식회사 냉기 유로 개폐 장치 및 이를 갖는 냉장고
CN104329861A (zh) * 2013-11-29 2015-02-04 海尔集团公司 冰箱
CN105276896B (zh) * 2014-08-26 2018-05-08 Tcl家用电器（合肥）有限公司 风冷冰箱及风冷冰箱制冷控制方法
CN104457102B (zh) * 2014-12-23 2017-08-15 合肥美的电冰箱有限公司 风道结构和冰箱
CN105444489A (zh) * 2015-12-02 2016-03-30 海信容声(广东)冰箱有限公司 一种冰箱
AR103674A1 (es) * 2016-02-12 2017-05-24 Cerveceria Y Malteria Quilmes S A I C A Y G Disposición de enfriamiento sectorizado para refrigeradores
CN207778902U (zh) * 2017-12-22 2018-08-28 青岛海尔股份有限公司 冰箱
CN114183966B (zh) * 2020-09-15 2023-03-17 沈阳海尔电冰箱有限公司 冰箱的控制方法和计算机存储介质
CN114183978A (zh) * 2020-09-15 2022-03-15 青岛海尔电冰箱有限公司 冰箱
CN114183965A (zh) * 2020-09-15 2022-03-15 沈阳海尔电冰箱有限公司 冰箱
CN114183970A (zh) * 2020-09-15 2022-03-15 青岛海尔电冰箱有限公司 冰箱及其玻璃门

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102878746A (zh) * 2011-07-14 2013-01-16 Lg电子株式会社 冰箱
CN202562167U (zh) * 2012-05-04 2012-11-28 海尔集团公司 冰箱
WO2015172610A1 (fr) * 2014-05-16 2015-11-19 海尔亚洲国际株式会社 Réfrigérateur
US20170248348A1 (en) * 2016-02-26 2017-08-31 Hefei Midea Refrigerator Co., Ltd. Refrigerator
CN212378327U (zh) * 2020-09-15 2021-01-19 重庆海尔制冷电器有限公司 冰箱
CN213514587U (zh) * 2020-09-15 2021-06-22 青岛海尔电冰箱有限公司 冰箱
CN213514585U (zh) * 2020-09-15 2021-06-22 青岛海尔电冰箱有限公司 冰箱及其玻璃门

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP4206580A4 *

Also Published As

Publication number Publication date
EP4206580A1 (fr) 2023-07-05
EP4206580A4 (fr) 2024-01-17
CN114183975A (zh) 2022-03-15
AU2021343996A1 (en) 2023-04-06
CN114183975B (zh) 2024-04-12
US20230314058A1 (en) 2023-10-05

Similar Documents

Publication Publication Date Title
CN212378331U (zh) 冰箱
WO2018032607A1 (fr) Réfrigérateur refroidi par air et procédé de commande pour celui-ci
CN105605857B (zh) 冰箱
WO2019129241A1 (fr) Réfrigérateur
WO2019129240A1 (fr) Réfrigérateur
WO2018113713A1 (fr) Procédé de commande du fonctionnement d'un réfrigérateur au moyen d'un bouton rotatif mécanique
WO2017113769A1 (fr) Réfrigérateur convertible sans givre et à refroidissement direct
WO2022057685A1 (fr) Réfrigérateur et porte en verre de ce réfrigérateur
CN212378327U (zh) 冰箱
US20230392852A1 (en) Refrigerator
CN213514587U (zh) 冰箱
CN102278848A (zh) 冰箱
WO2019129242A1 (fr) Réfrigérateur
CN107421209B (zh) 冰箱
WO2022057683A1 (fr) Réfrigérateur
WO2022057589A1 (fr) Réfrigérateur
WO2022057616A1 (fr) Réfrigérateur
EP4206570A1 (fr) Réfrigérateur
CN212378328U (zh) 冰箱
CN213514585U (zh) 冰箱及其玻璃门
CN213778313U (zh) 冰箱
JP3594544B2 (ja) 冷蔵庫
WO2021190356A1 (fr) Réfrigérateur
WO2020228414A1 (fr) Dispositif de réfrigération et de congélation
WO2022057686A1 (fr) Réfrigérateur

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 21868417

Country of ref document: EP

Kind code of ref document: A1

ENP Entry into the national phase

Ref document number: 2021868417

Country of ref document: EP

Effective date: 20230330

ENP Entry into the national phase

Ref document number: 2021343996

Country of ref document: AU

Date of ref document: 20210826

Kind code of ref document: A

NENP Non-entry into the national phase

Ref country code: DE