WO2018040442A1 - Réfrigérateur - Google Patents

Réfrigérateur Download PDF

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Publication number
WO2018040442A1
WO2018040442A1 PCT/CN2016/113462 CN2016113462W WO2018040442A1 WO 2018040442 A1 WO2018040442 A1 WO 2018040442A1 CN 2016113462 W CN2016113462 W CN 2016113462W WO 2018040442 A1 WO2018040442 A1 WO 2018040442A1
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WO
WIPO (PCT)
Prior art keywords
air
refrigerating
evaporator
duct
air passage
Prior art date
Application number
PCT/CN2016/113462
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English (en)
Chinese (zh)
Inventor
陶海波
刘建如
姬立胜
聂圣源
戚斐斐
潘光亮
曹东强
Original Assignee
青岛海尔股份有限公司
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Application filed by 青岛海尔股份有限公司 filed Critical 青岛海尔股份有限公司
Publication of WO2018040442A1 publication Critical patent/WO2018040442A1/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
    • 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
    • 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
    • F25D17/08—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 using ducts
    • 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
    • F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
    • F25D19/04—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors with more than one refrigeration unit
    • 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
    • F25D21/14—Collecting or removing condensed and defrost water; Drip trays
    • 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

Definitions

  • the invention relates to the field of household appliances, and in particular to a refrigerator.
  • a refrigerator generally refers to a single door, a double door double temperature, a three door three temperature, a cabinet type multi-door and the like, and generally has an independent freezing room and an outer door of the refrigerating room, so as to be separated according to different storage temperatures.
  • Store The refrigeration principle of this refrigerated freezer is divided into direct cooling and air cooling.
  • the direct cooling type refrigeration system usually uses a solenoid valve to control the flow of the refrigerant, and supplies the refrigerant to the evaporators of the respective refrigerating (freezing) chambers to cool the spaces to the required temperature.
  • Air-cooled chilling and freezing requires the installation of a corresponding air duct to supply air to each space.
  • the refrigerating compartment has a constant temperature and constant humidity (high humidity) function, but whether it is a direct cooling type or an air-cooled refrigerator, the relative humidity of the refrigerating compartment is relatively low, and the temperature fluctuates greatly, by using an inverter compressor and its frequency conversion.
  • the control system can reduce the temperature fluctuation of the refrigerating compartment, but the temperature fluctuation is not in the ideal range, and the cost of the inverter compressor and the variable frequency control system is high.
  • a refrigerator includes a case, the case defining at least one refrigerating compartment, and one side of the at least one refrigerating compartment is provided with a first fluid communication therewith a semiconductor module disposed in the casing for providing cooling to the at least one refrigerating compartment, the semiconductor module having a cold end and a hot end, wherein the cold end is located in the first air duct An evaporator disposed in the evaporator chamber of the tank to cool the hot end; a second air duct disposed independently of the first air duct, the hot end being located in the second air duct
  • the second air passage includes an air inlet duct and a return air duct, and the cold air flows from the evaporator through the air inlet duct to the hot end and then returns to the evaporator through the return air duct.
  • the first air duct and the second air duct are arranged side by side along the thickness direction of the refrigerator.
  • the at least one refrigerating compartment includes a refrigerating compartment, a middle door compartment and a freezing compartment from top to bottom, and the evaporator is disposed at a rear of the freezing compartment, the semiconductor The module is disposed at the rear of the middle door chamber.
  • the cold end of the semiconductor module inside the middle door is provided with a connection Water box.
  • a first fan is disposed at a rear portion of the freezing chamber, and the first fan is configured to introduce cold air from the evaporator into a freezing chamber and a refrigerating chamber, and a rear side of the middle door chamber is disposed
  • a second fan is used to introduce cold air from the cold end of the semiconductor module into the middle door chamber.
  • the refrigerating chamber is provided with a refrigerating inlet duct in fluid communication with the second duct and a refrigerating return duct in fluid communication with the evaporator chamber, the cold air passing through the evaporator The second air duct enters the refrigerating air inlet duct, and then recirculates back to the air duct to return to the evaporator.
  • the return air passage of the second air duct is provided with a return air switch, and the return air switch selectively selects the return air passage of the second air passage and the refrigerating return air The fluid is connected or blocked.
  • a middle door damper is disposed at a communication between the second air passage and the evaporator chamber, and a refrigerating damper is disposed at a communication between the second air passage and the refrigerating air inlet.
  • the middle door damper and the refrigerating damper are selectively opened or closed.
  • the middle door damper and the refrigerating damper are both configured as a drag type and second type damper for dragging two blades of the motor.
  • the second air duct includes a left side air passage and a right side air passage which are arranged side by side in the width direction of the refrigerator, and the middle door damper and the refrigerating damper respectively include two And corresponding to the left side wind path and the right side air path setting.
  • the refrigerator is capable of switching between at least two of the following three refrigerating modes, the first conventional cooling mode, the cold air passing from the evaporator via the left air passage and the right One of the crosswinds is fed into the refrigerating inlet duct; the second type of high air supply temperature mode, the cold air is sent from the evaporator to the refrigerating via the other of the left and right side air passages; the third type of mixed air supply In the mode, cold air is sent from the evaporator to the refrigerating inlet duct via the left and right side air paths.
  • the first conventional cooling mode the cold air passing from the evaporator via the left air passage and the right One of the crosswinds is fed into the refrigerating inlet duct
  • the second type of high air supply temperature mode the cold air is sent from the evaporator to the refrigerating via the other of the left and right side air passages
  • the third type of mixed air supply In the mode cold air is sent from the evaporator to the refrigerating
  • the return air passage of the second air duct is provided with a return air switch, and in the high air supply temperature mode and the mixed air supply mode, the refrigerating return air passage is disconnected by closing the return air switch.
  • the fluid communication between the return air passages of the second air duct is provided with a return air switch, and in the high air supply temperature mode and the mixed air supply mode, the refrigerating return air passage is disconnected by closing the return air switch.
  • the refrigerator includes two cold air circulation systems, a first cold air circulation system: the cold air enters the freezing room and the refrigerating chamber from the evaporator and then returns to the evaporator; the second cold air circulation system: cold air The cold end circulates between the first duct and the middle door chamber.
  • the second air passage includes a left side air passage and a right side air passage which are arranged side by side in the width direction of the refrigerator, and the hot end is disposed in the left side air passage and the right side air passage.
  • the refrigerator is capable of switching between at least two of the following three intake modes, the first intake mode, the cold air entering the left air path from the evaporator And one of the right side air passages; the second intake mode, the cold air enters the other of the left side air path and the right side air path from the evaporator; the third mixed air supply mode, the cold air enters the left side from the evaporator Wind road and right wind road.
  • the invention has the beneficial effects that: the refrigerating compartment of the refrigerator of the invention is provided with a double air passage,
  • the semiconductor module is cooled to achieve constant temperature and constant humidity (high humidity) functions.
  • the dual air duct and semiconductor module are used for the middle door of the refrigerator, and the refrigerating air supply temperature is high, which is good for food preservation and frostbite prevention, and can realize various air supply modes of the refrigerating room to meet different needs of users.
  • FIG. 1 is a schematic rear view of a refrigerator in a preferred embodiment of the present invention.
  • Figure 2 is a right side view of the refrigerator of Figure 1;
  • Figure 3 is a schematic view of a semiconductor module of the refrigerator of Figure 1;
  • Figure 4 is a schematic view of the air passage of the middle door compartment of the refrigerator of Figure 1.
  • the preferred embodiment discloses a refrigerator 100.
  • the refrigerator 100 includes a box body, and the box body defines three refrigerating compartments, respectively, which are refrigerating compartments 20 and
  • the door chamber 30 and the freezing chamber 40 are generally provided from the top to the bottom in the refrigerating chamber 20, the middle door chamber 30, and the freezing chamber 40.
  • the direction in which the refrigerating chamber 20, the middle door chamber 30, and the freezing chamber 40 are arranged from top to bottom is defined as the height direction of the refrigerator, and the direction in which the user opens the refrigerator facing the refrigerator door and faces the refrigerator door is defined as the thickness of the refrigerator.
  • the direction, perpendicular to the height direction and the thickness direction, is defined as the width direction of the refrigerator.
  • the refrigerator further has an evaporator 50 and a freezing fan 502, the evaporator 50 is disposed in the evaporator chamber 501 at the rear of the cabinet freezing chamber 40, and the freezing fan 502 is disposed in the upper portion of the evaporator 50 in the evaporator chamber 501, the evaporator 50
  • the defrosting device 70 is disposed at the lower portion.
  • the evaporator 50 may be any one of known evaporators such as a fin evaporator, a wire tube evaporator, an inflation evaporator, and a tube tube evaporator.
  • the refrigerator 100 constitutes a compression refrigeration cycle system by a compressor (not shown), a condenser (not shown), and an evaporator 50, and the refrigeration fan 502 introduces cold air from the evaporator 50 into the freezing compartment 40 and the refrigerating compartment. 20, that is, the freezing fan 502 and the circulation duct leading to the freezing compartment 40 and the refrigerating compartment 20 constitute a first cold air circulation system.
  • the compressor pushes the refrigerant circulation, and the refrigerant entering the evaporator 50 absorbs heat and evaporates.
  • the freezing fan 502 is sent to the corresponding refrigerating compartment through the circulation duct, that is, the cold air enters the refrigerating compartment 20 through the freezing compartment 40, that is, the refrigerating compartment 20 and
  • the refrigeration of the freezer compartment 40 is provided by a compression refrigeration system of the refrigerator 100.
  • the refrigerator 100 in this embodiment further includes a semiconductor module 60.
  • the semiconductor module 60 is an integrated module including a cold-end heat exchanger, a hot-end heat exchanger, and a connection between them.
  • Semiconductor chip 606, cold junction heat exchanger and hot end heat exchanger are referred to herein simply as cold end 602 and hot end 604.
  • the semiconductor module 60 is disposed at a rear portion of the door chamber 30 in the cabinet body, and one side of the middle door chamber 30 is provided with a cooling air passage in fluid communication with it, that is, a first air passage D of the middle door chamber 30, preferably, A wind tunnel D is disposed at the rear of the middle door chamber 30, and the cold end 602 of the semiconductor module 60 is located in the first air passage D, and the middle air duct D is further provided with a middle door blower 302, and the middle door blower 302 is located The upper portion of the cold end 602 is for introducing cold air from the cold end 602 into the middle door chamber 30.
  • the airflow and the cold end 602 inside the middle door chamber 30 are circulated through the first air passage D, that is, the cold air generated by the cold end 602 enters the middle door chamber 30 through the air inlet of the first air passage D, and then returns to the cold from the air outlet.
  • End 602 such as The circulation duct of the middle door chamber 30 constitutes a second cold air circulation system.
  • the rear end of the middle door chamber 30 is further provided with a second air passage, and the second air passage is located at the rear side of the first air passage D and is disposed independently of the first air passage D, that is, The second air passage and the first air passage D are not in fluid communication, and the two air passages are arranged side by side with respect to the thickness direction of the refrigerator 100.
  • the hot end 604 is located in the second air duct, and the second air duct includes the air inlet duct 304 and the return air duct 306 (the air passage through which the air flow indicated by the arrow M2 shown in FIG. 2 passes), and the cold air flows from the evaporator 50 through the air duct 304.
  • the flow to the hot end 604 is returned to the evaporator 50 via the return air passage 306.
  • the hot end 604 is disposed in the intake duct 304, the first duct D is adjacent to the intake duct 304, and the second duct is
  • the first air duct D is collectively referred to as a middle door air duct, and the semiconductor module 60 is located at a middle portion of the middle door air duct, so that the semiconductor module is easy to install and takes up little space.
  • the first air passage D and the second air passage constitute a front and rear double air passage, and the air circulation of each air passage is independent, and the air flow inside the middle door chamber 30 is circulated through the first air passage D and the semiconductor cold end heat exchanger.
  • the internal cold air circulation of the middle door chamber 30 is realized by a separate middle door fan 302; the cold air sucked from the evaporator 50 is radiated through the semiconductor hot end 602 in the second air passage, and then returned to the bottom of the evaporator 50 via the middle door return air passage 306. Re-heat exchange with the evaporator 50. Therefore, it can be said that the cooling of the middle door chamber 30 is provided by the semiconductor module 60.
  • the second air duct is used for heat dissipation of the semiconductor, it is necessary to ensure sufficient cooling capacity to take away the maximum heat generated by the semiconductor operation, that is, to ensure the minimum cooling temperature in the middle door.
  • the cooling temperature of the middle door chamber is between 5-12 °C. Therefore, the semiconductor cold-end heat exchanger needs to ensure that the temperature is not lower than 0 °C (according to the test experience, it is generally lower than the cooling room temperature of 3-5 °C) to ensure the middle door.
  • the water vapor inside the chamber 30 will not be frosted on the cold-end heat exchanger, resulting in a decrease in internal humidity; a water-receiving box 309 is disposed at the bottom of the cold-end heat exchanger inside the middle door chamber 30 to prevent condensation of water vapor on the cold-end heat exchanger. When the drip is stored.
  • a freezing duct C is disposed at a rear portion of the freezing compartment 40, and a refrigerating duct is disposed at a rear portion of the refrigerating compartment 20, and the refrigerating duct is composed of a first section refrigerating duct B1 located at the middle door portion and a second section refrigerating wind located at the refrigerating part
  • the track B2 is configured, and the freezing fan 502 conveys cold air to the freezing compartment 40 and the refrigerating compartment 20 through the freezing duct C and the refrigerating duct.
  • the second air duct includes a left side air passage and a right side air passage A which are arranged side by side along the width direction of the refrigerator, wherein the left side air passage overlaps with the first section of the refrigerating air passage B1, or is shared, that is, the same air passage,
  • the second section of the refrigerating air duct B2 can be regarded as a refrigerating air inlet duct, and the hot end is located in the right side air duct A.
  • the left side air duct and the right side air duct A are mutually independent air ducts, and can be independently disassembled and installed. Affected.
  • the freezing duct C and the second section refrigerating duct B2 may be in fluid communication through the right side air path A.
  • the first section of the refrigerating air duct B1 is disposed on the right side and the hot end 604 is located in the left side air path.
  • the second air passage described above includes two air passages, and those skilled in the art can easily think that the second air passage is a single air passage, and the middle door chamber can also have separate refrigeration with respect to the refrigerating chamber or the freezing chamber. Circulatory system.
  • the rear end of the refrigerating inlet duct of the refrigerating compartment 20 is provided with a refrigerating compartment return air inlet and a refrigerating return air duct 206 in fluid communication with the 261 evaporator chamber 501, that is, an air passage through which the airflow indicated by an arrow M1 in FIG. 2 passes, and the cold air evaporates.
  • the device 50 enters the second section of the refrigerating air duct B2, and then returns to the evaporator 50 via the refrigerating return duct 206.
  • the rear end of the middle door chamber 30 is provided with a middle door chamber return air opening 361, and the cold air exchanges heat with the hot end 604 to enter the return air passage 306 of the middle door chamber 30 through the middle door chamber return air opening 361, and the middle door chamber 30 is returned.
  • the air duct 306 can be selectively connected or disconnected from the refrigerating return air duct 206, that is, the return air duct 306 of the second air duct is provided with a return air switch 307, and the return air duct of the second air duct can be selectively selected by the return air switch 307. 306 with refrigerated back
  • the air duct 206 is in fluid communication or isolated. Such a duct arrangement is relatively compact, and of course, the return duct 306 of the second duct may be independently provided with respect to the refrigerating return duct 206.
  • a middle door damper ZM1 is disposed at a communication between the first section of the refrigerating air passage B1 and the evaporator chamber, and a refrigerating damper LC1 is disposed between the first section of the refrigerating duct B1 and the second section of the refrigerating duct B2, and the middle door damper ZM1 and the refrigerating damper are controlled
  • the opening and closing of the LC1 enables fluid communication or disconnection between the evaporator chamber and the first section of the refrigerating duct B1, between the first section of the refrigerating duct B1 and the second section of the refrigerating duct B2.
  • the middle air passage A of the second air passage is connected with the evaporator chamber 501 to provide a middle door damper ZM2, and the right side air passage A of the second air passage is connected with the second refrigerating air passage B2, that is, the refrigerating air inlet is provided with refrigerating.
  • the damper LC2 can control the opening and closing of the middle door damper ZM2 and the refrigerating damper LC2 to realize the right side air path A between the evaporator chamber 501 and the second air passage, and the right side air passage A and the second air passage.
  • the aforementioned middle door dampers ZM1, ZM2 and refrigerating dampers LC1, LC2 are one type of tow type damper in which one motor drives two blades, that is, the two blades can be independently switched without affecting each other.
  • the cross-sectional shape of all the air passages is a substantially rectangular shape, and of course, it may be a circular shape, a square shape, or the like.
  • respective indoor temperature sensors (not shown) and controllers (not shown) are installed in the refrigerating chamber 20, the middle door chamber 30, and the freezing chamber 40 according to installation in the refrigerating chamber 20, the middle door chamber 30, and freezing.
  • the signal transmitted by the temperature sensor in the chamber 40 adjusts the working condition of the compressor or the opening or closing of the damper or opens the Chengdu to maintain the refrigerator in the set state.
  • the refrigerator can be converted between the following several refrigerating modes or the intake mode:
  • the first type the normal cooling mode, that is, the middle door damper ZM1 and the refrigerating damper LC1 fan blades are opened, the middle door damper ZM2 and the refrigerating damper LC2 fan blades are closed, and the cold air is sucked from the evaporator 50 through the freezing fan 502, and passes through the first stage of refrigerating
  • the air duct B1 and the second section of the refrigerating air duct B2 are sent to the refrigerating chamber 20 to cool the refrigerating chamber 20, that is, the conventional refrigerator refrigerating air supply mode, and the temperature of the refrigerating air supply port is generally lower than -10 ° C;
  • the second type: high air supply temperature mode that is, the middle door damper ZM1 and the refrigerating damper LC1 fan blades are closed, the middle door damper ZM2 and the refrigerating damper LC2 fan blades are opened, and the cold air is sucked from the evaporator 50 through the freezing fan 502, and passes through the second
  • the right side air passage A and the second section refrigerating air passage B2 of the air duct are sent to the refrigerating chamber 20 to refrigerate the refrigerating chamber 20, and the cold air passes through the right side air passage A of the second air duct to exchange heat with the semiconductor hot end 604.
  • the air is sent to the refrigerating chamber 20, so the air supply temperature to the refrigerating chamber 20 is higher than the conventional cooling mode, and the temperature is about -5 ° C to 0 ° C; in this mode, the middle door return air switch 307 is closed, and the cold air is sent to the refrigerating system.
  • the refrigerating return air passage 206 After the chamber 20 is returned to the bottom of the evaporator 50 through the refrigerating return air passage 206, the cold air is prevented from being sent to the refrigerating air, and a part of the cold air flow is returned to the middle door return air passage 306, which affects the air supply volume of the refrigerating; in this mode, the refrigerated air supply
  • the temperature difference between the temperature and the refrigerating and cooling temperature is small, which can prevent freezing of fruits and vegetables inside the refrigerating chamber 20, and is conducive to condensation and freezing inside the air duct of the refrigerator caused by low air supply temperature;
  • the third type mixed air supply mode
  • the middle door damper ZM1 and the refrigerating damper LC1 fan blades are opened
  • the middle door damper ZM2 and the refrigerating damper LC2 fan blades are also opened
  • the cold air is sucked from the evaporator 50 through the freezing fan 502, and passes through the second wind.
  • the right side air passage A and the first section of the refrigerating air passage B1 are sent to the refrigerating chamber 20 via the second refrigerating air passage B2 to cool the refrigerating chamber 20.
  • the freezing fan 502 corresponds to a higher fan speed, the refrigerating air supply volume is larger, and the supply air temperature is between the first and second supply air temperatures, and the supply air temperature is -10 ° C to - 5 ° C; in this mode, the refrigeration can achieve rapid cooling by increasing the air supply volume, suitable for rapid cooling when a large number of hot foods are refrigerated; in this mode, the middle door return air is opened 362 off, and the cold air is delivered to After refrigerating, it is returned to the bottom of the evaporator 50 by refrigerating and returning to the air, so as to avoid the cold air flowing to the refrigerating, and a part of the cold airflow to the middle door returning air passage 306, affecting the air supply volume of the refrigerating.
  • the cooling of the middle door chamber in this embodiment is individually controlled by the semiconductor module 60, so that when the middle door chamber 30 is not required to be used, it can be individually closed. In addition, it is often unnecessary to open the refrigerating compartment 20 in winter. If it is necessary to separately close the refrigerating compartment, it is only necessary to close the middle door dampers ZM1, ZM2 and/or the refrigerating dampers LC1, LC2, at which time the refrigerating fan 502 follows the evaporator 50. Start and stop and intermittently rotate, thus reducing power consumption.
  • the refrigerator only needs a plurality of refrigerating air supply modes, and the semiconductor module is not required to separately cool the middle door chamber, that is, the second air passage is provided with two air passages, one of which is disposed in the air passage.
  • the heat source that is, is used to heat the cold air, that is, the cold air is sucked from the evaporator through the freezing fan and then sent to the refrigerating chamber through the heat source, so the supply air temperature sent to the refrigerating chamber is higher than the conventional cooling mode.
  • the opening or closing of the dampers of the two air passages the conversion of the refrigerator between the various refrigerating air supply modes can also be achieved.

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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)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)

Abstract

L'invention concerne un réfrigérateur (100), comprenant : une armoire définissant au moins un compartiment de réfrigérateur, un premier conduit d'air (D) en communication fluidique avec au moins un compartiment de réfrigérateur est disposé sur un côté de celui-ci; un module semi-conducteur (60) disposé à l'intérieur de l'armoire et utilisé pour fournir une réfrigération au ou aux compartiments de réfrigérateur, le module semi-conducteur (60) ayant une extrémité froide (602) et une extrémité chaude (604), et l'extrémité froide (602) étant située à l'intérieur du premier conduit d'air (D); un évaporateur (50) disposé à l'intérieur d'une cavité d'évaporateur (501) de l'armoire et apte à refroidir l'extrémité chaude (604); et un second conduit d'air agencé indépendamment du premier conduit d'air (D) et dans lequel est située l'extrémité chaude (604). Le second conduit d'air comprend un conduit d'entrée d'air (304) et un conduit de retour d'air (306), et de l'air froid provenant de l'évaporateur (50) s'écoule vers l'extrémité chaude (604) à travers le conduit d'entrée d'air (304) puis retourne vers l'évaporateur (50) à travers le conduit de retour d'air (306). Le réfrigérateur est peu coûteux et le compartiment de réfrigérateur peut atteindre des fonctions de température et d'humidité constantes (humidité élevée)
PCT/CN2016/113462 2016-08-30 2016-12-30 Réfrigérateur WO2018040442A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201610769887.X 2016-08-30
CN201610769887.XA CN106369913B (zh) 2016-08-30 2016-08-30 冰箱

Publications (1)

Publication Number Publication Date
WO2018040442A1 true WO2018040442A1 (fr) 2018-03-08

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CN109556342A (zh) * 2018-11-23 2019-04-02 长虹美菱股份有限公司 一种组合冰箱及其组合冰箱控制方法
CN111351311A (zh) * 2018-12-21 2020-06-30 青岛海尔特种电冰柜有限公司 一种暖风式均温酒柜及控制方法
CN113970227A (zh) * 2020-07-22 2022-01-25 海信（山东）冰箱有限公司 一种三系统冰箱和控制方法
CN114076476A (zh) * 2020-08-21 2022-02-22 合肥华凌股份有限公司 制冷设备及其风道板组件、制冷模式控制方法和装置
CN115462658A (zh) * 2022-09-14 2022-12-13 江苏星星冷链科技有限公司 一种双循环风冷卧式冷冻展示柜
WO2023160532A1 (fr) * 2022-02-28 2023-08-31 青岛海尔电冰箱有限公司 Procédé de commande de réfrigérateur
EP4206560A4 (fr) * 2020-09-15 2024-02-28 Chongqing Haier Refrigeration Electric Appliance Co., Ltd. Réfrigérateur

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CN107270626A (zh) * 2017-07-25 2017-10-20 青岛海尔股份有限公司 单系统风冷冰箱
CN108151414A (zh) * 2017-12-14 2018-06-12 合肥华凌股份有限公司 冰箱及冰箱的控制方法
CN111669997B (zh) * 2018-02-02 2022-03-04 开利公司 冷藏销售柜
CN113357868B (zh) * 2018-06-26 2023-06-16 重庆海尔制冷电器有限公司 用于冰箱的制冷装置及具有其的冰箱
CN113513868B (zh) * 2018-06-26 2023-02-17 海尔智家股份有限公司 用于冰箱的制冷装置及具有其的冰箱
CN109665083A (zh) * 2018-12-04 2019-04-23 广州中臣碧阳船舶科技有限公司 一种冷藏运输船的送风装置
CN110411113B (zh) * 2019-08-28 2024-06-28 长虹美菱股份有限公司 一种分体式冰箱
CN113375412B (zh) * 2020-02-25 2022-09-27 合肥华凌股份有限公司 回风控温机构、回风控温方法、运行控制装置及冰箱
CN112050520A (zh) * 2020-09-11 2020-12-08 宁波艾斯伯格电器有限公司 双制冷系统的车载冰箱
CN115682530B (zh) * 2022-11-17 2023-08-22 浙江和利制冷设备有限公司 具有微霜气压自动平衡装置的移动冰箱

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CN109556342A (zh) * 2018-11-23 2019-04-02 长虹美菱股份有限公司 一种组合冰箱及其组合冰箱控制方法
CN109556342B (zh) * 2018-11-23 2023-11-28 长虹美菱股份有限公司 一种组合冰箱及其组合冰箱控制方法
CN111351311A (zh) * 2018-12-21 2020-06-30 青岛海尔特种电冰柜有限公司 一种暖风式均温酒柜及控制方法
CN113970227A (zh) * 2020-07-22 2022-01-25 海信（山东）冰箱有限公司 一种三系统冰箱和控制方法
CN114076476A (zh) * 2020-08-21 2022-02-22 合肥华凌股份有限公司 制冷设备及其风道板组件、制冷模式控制方法和装置
CN114076476B (zh) * 2020-08-21 2023-10-31 合肥华凌股份有限公司 制冷设备及其风道板组件、制冷模式控制方法和装置
EP4206560A4 (fr) * 2020-09-15 2024-02-28 Chongqing Haier Refrigeration Electric Appliance Co., Ltd. Réfrigérateur
WO2023160532A1 (fr) * 2022-02-28 2023-08-31 青岛海尔电冰箱有限公司 Procédé de commande de réfrigérateur
CN115462658A (zh) * 2022-09-14 2022-12-13 江苏星星冷链科技有限公司 一种双循环风冷卧式冷冻展示柜

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