WO2020211881A1 - Dispositif de réfrigération - Google Patents

Dispositif de réfrigération Download PDF

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Publication number
WO2020211881A1
WO2020211881A1 PCT/CN2020/093738 CN2020093738W WO2020211881A1 WO 2020211881 A1 WO2020211881 A1 WO 2020211881A1 CN 2020093738 W CN2020093738 W CN 2020093738W WO 2020211881 A1 WO2020211881 A1 WO 2020211881A1
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WO
WIPO (PCT)
Prior art keywords
air
refrigeration
heat
refrigeration cavity
heat exchange
Prior art date
Application number
PCT/CN2020/093738
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English (en)
Chinese (zh)
Inventor
韩文军
曾凡君
徐军辉
卞伟
张廷秀
王武斌
Original Assignee
青岛海尔特种电冰柜有限公司
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 青岛海尔特种电冰柜有限公司, 海尔智家股份有限公司 filed Critical 青岛海尔特种电冰柜有限公司
Publication of WO2020211881A1 publication Critical patent/WO2020211881A1/fr

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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
    • F25D31/00—Other cooling or freezing apparatus
    • F25D31/002—Liquid coolers, e.g. beverage cooler
    • 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
    • F25D31/00—Other cooling or freezing apparatus

Definitions

  • the invention belongs to the technical field of refrigeration, and particularly relates to a refrigeration equipment.
  • the wine cabinet is usually equipped with a wooden wine rack for placing red wine bottles, and air cooling is used for refrigeration.
  • air cooling is used for refrigeration.
  • the refrigeration process affected by the sinking of the cold air, there is uneven temperature distribution in the wine cabinet, resulting in poor refrigeration effect of the refrigeration equipment and low user experience.
  • the present invention provides a refrigeration equipment, which improves the refrigeration effect of the refrigeration equipment and improves user experience.
  • the present invention adopts the following technical solutions to achieve:
  • the present invention provides a refrigeration equipment, including:
  • An air duct assembly having an air outlet and a return air outlet, the air duct assembly being used to output cold air to the refrigeration cavity by using the air outlet and suck air in the refrigeration cavity by using the return air;
  • a heat conduction component arranged in the refrigeration cavity along the height direction for conducting cold in the refrigeration cavity
  • the evaporator is arranged in the air duct assembly and used to exchange heat with the air in the refrigeration cavity sucked in by the air return port.
  • the heat conduction component includes: a heat conduction vertical plate arranged in the refrigeration cavity along a height direction.
  • the heat conduction component further includes: a heat conduction top plate arranged on the top of the refrigeration cavity, and the cold conducted by the heat conduction vertical plate is conducted to the heat conduction top plate in a thermal conduction manner.
  • thermally conductive vertical plate and the thermally conductive top plate have an integral structure.
  • the air duct assembly includes: an air duct cover, which is arranged in the refrigeration cavity and close to the back of the refrigeration cavity, between the air duct cover and the back of the refrigeration cavity is formed Circulating air passage, the air duct cover plate is provided with the air outlet and the return air port; a fan is provided in the circulating air passage; the evaporator is provided in the circulating air passage, and Under the action of the fan, the air in the refrigeration cavity enters the circulating air passage through the air return port, and enters into heat exchange with the evaporator to form cold air, and then is output from the air outlet to the refrigeration In the cavity.
  • the heat-conducting vertical plate is located on the outside of the circulating air channel and is arranged on the side of the air channel cover plate facing away from the circulating air channel.
  • a plurality of hollow openings are provided on the air duct cover plate, and the heat conducting vertical plate covers the hollow openings.
  • the air outlet and the return air outlet are arranged up and down and arranged at the lower or middle lower part of the air duct cover, and the air outlet is arranged to output cold air upward.
  • the evaporator has a plate structure, and the evaporator divides the circulating air channel into a return air heat exchange channel and an outlet air heat exchange channel that communicate with each other, and the return air heat exchange channel and the air return port Connected, the air outlet heat exchange channel is in communication with the air outlet; wherein, the air in the refrigeration cavity enters the return air heat exchange channel through the return air inlet, and is in the return air heat exchange channel Flow along the surface of the evaporator from one end of the return air heat exchange channel to the other end of the return air heat exchange channel, and the air at the other end of the return air heat exchange channel enters the outlet air for heat exchange Channel, in the air outlet heat exchange channel and along the surface of the evaporator, flows from one end of the air outlet heat exchange channel to the other end of the air outlet heat exchange channel, and outputs from the air outlet to In the refrigeration cavity.
  • the shelf includes: a support frame having a plurality of corrugated support rods; a support frame, which is arranged at the rear end of the support frame, the support frame A plurality of recessed positioning parts are formed on the upper part of the, wherein the two side walls of the refrigeration cavity are provided with slide rails, and the two sides of the supporting frame are provided in the corresponding slide rails.
  • the advantages and positive effects of the present invention are: by arranging the heat conducting parts in the refrigeration cavity of the cabinet, the heat conducting parts are distributed along the height direction. During the refrigeration process, the hot air will rise due to the sinking of the cold wind. As a result, the temperature of the upper part of the refrigeration cavity is higher than the temperature of the lower part, and the heat conduction part is used to transfer the cold energy.
  • the heat conduction part can absorb the cold energy from the bottom of the refrigeration cavity and transfer it to the top to release the cold energy, thereby making the upper and lower temperature distribution of the refrigeration cavity More uniformity to improve cooling effect and optimize user experience.
  • Figure 1 is a schematic structural diagram of an embodiment of a refrigeration device of the present invention
  • Figure 2 is one of the cross-sectional views of an embodiment of the refrigeration equipment of the present invention.
  • Figure 3 is one of the assembly diagrams of the air duct assembly and the heat conduction component in the embodiment of the refrigeration equipment of the present invention
  • Fig. 5 is one of the reference diagrams of the use state of the shelf in the embodiment of the refrigeration equipment of the present invention.
  • FIG. 6 is the second reference diagram of the use state of the shelf in the embodiment of the refrigeration equipment of the present invention.
  • Figure 7 is the second cross-sectional view of an embodiment of the refrigeration equipment of the present invention.
  • the terms “upper”, “lower”, “left”, “right”, “vertical”, “horizontal”, “inner”, “outer”, etc. indicate directions or positions The term of relationship is based on the direction or position relationship shown in the drawings, which is only for ease of description, and does not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as Restrictions on the invention.
  • the refrigeration equipment of this embodiment includes a cabinet 1, an air duct assembly 2 and a refrigeration system, wherein a refrigeration cavity 101 for storing items is formed in the cabinet 1.
  • the cabinet 1 includes an outer shell and an inner liner, a foaming layer is formed between the outer shell and the inner liner, and a refrigeration cavity 101 is formed in the inner liner.
  • the refrigeration system usually includes a compressor, a condenser, a throttling device, and an evaporator 3 that are connected together.
  • the cold energy released by the evaporator 3 is exchanged with the air in the refrigeration cavity 101 to achieve refrigeration.
  • 3 is set in the air duct assembly 2.
  • the air duct assembly 2 has an air outlet 201 and a return air outlet 202.
  • the air in the refrigeration cavity 101 enters the air duct assembly 2 and exchanges heat with the evaporator 3 to form cold air and then enters the refrigeration cavity 101 for refrigeration.
  • a heat conduction component is provided in the refrigeration cavity 101, and the heat conduction component is arranged in the refrigeration cavity 101 along the height direction.
  • the refrigeration cavity 101 is provided with heat conduction components along the height direction, in the actual cooling process, the cold air output from the air outlet 201 sinks to the bottom of the refrigeration cavity 101 due to gravity, and the heat conduction of the heat conduction components It can transfer the cold energy at the bottom of the refrigeration cavity 101 to the upper part of the refrigeration cavity 101. In this way, the upper part of the refrigeration cavity 101 is cooled by a heat transfer component to ensure the uniformity of temperature distribution in the refrigeration cavity 101 .
  • the conduction function of the heat conduction component can be used to utilize the distribution form of the heat conduction component in the height direction during the cooling process.
  • the cooling capacity is more evenly transmitted to the various parts of the refrigeration cavity 101, so as to reduce the uneven distribution of the cooling capacity caused by the direction of the wind, and it is more conducive to improving the overall cooling effect.
  • the heat conduction parts are distributed along the height direction as a whole.
  • the temperature of the upper part of the refrigeration cavity will be higher than the temperature of the lower part due to the rising of the hot air under the cold wind, and the heat conduction is used
  • the components conduct cold energy, and the heat conduction components can absorb cold energy from the bottom of the refrigeration cavity and transfer it upward to release the cold energy, thereby making the upper and lower temperature distribution of the refrigerating cavity more uniform, so as to improve the cooling effect and optimize the user experience.
  • the heat conduction component includes: the heat conduction vertical plate 4, which is arranged in the refrigeration cavity along the height direction. ⁇ 101 ⁇ Body 101.
  • the thermal conductive vertical plate 4 is made of a material with good thermal conductivity.
  • the heat-conducting vertical plate 4 can be attached to the back or both side walls of the refrigeration cavity 101.
  • the heat conduction component further includes: a thermally conductive top plate 41 (not shown), and the thermally conductive top plate 41 is disposed on the refrigeration cavity 101 At the top of the, the cold conducted by the heat conducting vertical plate 4 is conducted to the heat conducting top plate 41 in a thermal conduction manner, so as to realize the thermal conduction connection between the heat conducting top plate 41 and the heat conducting vertical plate 4.
  • the heat-conducting top plate 41 is installed on the top of the refrigeration cavity 101.
  • the heat-conducting top plate 41 absorbs the cold energy and quickly conducts and distributes it to the top of the refrigeration cavity 101.
  • the cooling capacity can use the principle of cold air sinking from the top to more evenly cool the lateral area of the refrigeration cavity 101. Since the heat conducting top plate 41 is thermally connected to the heat conducting vertical plate 4, when the bottom of the refrigeration cavity 101 collects more cold energy On the one hand, the heat-conducting vertical plate 4 conducts cooling in the longitudinal height direction and releases the cold for uniform cooling. At the same time, the heat conducted by the heat-conducting vertical plate 4 is further transferred to the heat-conducting top plate 41, and the heat-conducting top plate 41 is used on the top. Cool off.
  • the heat-conducting vertical plate 4 and the heat-conducting top plate 41 can also be an integral structure, for example, the heat-conducting vertical plate 4 and the heat-conducting top plate 41 formed by bending an aluminum plate into an integrated structure.
  • the heat-conducting component can also be Heat pipes are arranged on the vertical plate 4 and/or the heat-conducting top plate 41, and the express heat transfer capability of the heat pipe is used to realize that the cold at the bottom of the refrigeration cavity 101 is more quickly distributed on the heat-conducting vertical plate 4 and/or the heat-conducting top plate 41, and the heat pipe The end or a certain part of it is arranged at the bottom of the refrigeration cavity 101 to ensure that the heat pipe can directly absorb the cold at the bottom of the refrigeration cavity 101.
  • the air duct assembly 2 includes: an air duct cover 21, which is arranged in the refrigeration cavity 101 and close to the back of the refrigeration cavity 101, and a circulating air is formed between the air duct cover 21 and the back of the refrigeration cavity 101 Channel, the air channel cover 21 is provided with an air outlet 201 and a return air outlet 202; the fan 22 is arranged in the circulating air channel; wherein the evaporator 3 is also arranged in the circulating air channel. Under the action of the fan 22, the air in the refrigeration cavity 101 enters the circulating air passage through the air return port 202, exchanges heat with the evaporator 3 to form cold air, and is output from the air outlet 201 to the refrigeration cavity 101.
  • the air outlet 201 and the return air outlet 202 are arranged up and down and arranged in the lower or middle lower part of the air duct cover 21, and the air outlet 201 is used to output cold air upward .
  • the cold air output from the air outlet 201 is blown upwards, so that on the one hand, it can ensure that the cold air can be effectively delivered to the top area of the refrigeration cavity 101, and on the other hand, the bottom area of the refrigeration cavity 101 is realized by sinking the cold air. In this way, in the cold air output process, the uniform distribution of the cold energy can be realized at the initial stage.
  • the air outlet 201 Since the air outlet 201 is located at the bottom of the refrigeration cavity 101 and close to the back, the output from the air outlet 201 After the cold air flows upward, the cold air moves to the top of the refrigeration cavity 101 and flows downward along the front area of the refrigeration cavity 101 under the action of gravity, so as to realize the circulation of cold air in the refrigeration cavity 101 and ensure uniform cooling capacity. distributed.
  • the heat-conducting vertical plate 4 is arranged on the air duct cover 21. Specifically, since the evaporator 3 is located at the back of the air duct cover 21, part of the cold energy released by the evaporator 3 can be conducted to the outside through the air duct cover 21 in a direct cooling manner, and the heat-conducting vertical plate 4 abuts on the air duct cover On the plate 21, the heat-conducting vertical plate 4 can directly absorb the cold energy conducted from the air duct cover plate 21. In this way, the heat-conducting vertical plate 4 can absorb the cold energy more efficiently so as to uniformly conduct the entire refrigeration cavity 101. Refrigeration.
  • a plurality of hollow openings 211 are provided on the air duct cover 21, and the heat conducting vertical plate 4 covers the hollow openings 211.
  • a hollow opening 211 is provided on the air duct cover 21, so that the heat-conducting vertical plate 4 can directly contact the cold air conveyed in the circulating air channel, and at the same time, the evaporator 3 can also directly face the heat-conducting vertical plate 4 through radiation. Perform refrigeration.
  • the heat-conducting vertical plate 4 can be cooled by the cold air conveyed in the circulating air channel and the cold air output from the air outlet 201, so as to quickly cool the cooling cavity 101
  • the remaining cold energy of the evaporator 3 itself is used to cool the heat conducting vertical plate 4 by means of heat radiation.
  • the bottom of the heat-conducting vertical plate 4 can transfer the cold accumulated at the bottom of the refrigeration cavity 101 upward, and at the same time, the cold released by the evaporator 3 is also absorbed and utilized by the heat-conducting vertical plate 4 and further releases the cold into the refrigeration cavity 101. In this way, on the one hand, uniform cooling can be ensured, and on the other hand, energy consumption can be reduced.
  • the evaporator 3 has a plate structure, and the evaporator 3 is longitudinally arranged in the circulating air channel along the height direction to evaporate The evaporator 3 is sandwiched between the back of the refrigeration cavity 101 and the air duct cover 21.
  • the evaporator 3 divides the circulating air channel into a return air heat exchange channel and an outlet air heat exchange channel.
  • the outlet air heat exchange channel is located in the evaporator 3.
  • the return air heat exchange channel is located on the back side of the evaporator 3, the return air heat exchange channel is connected to the return air port 202, and the air outlet heat exchange channel is connected to the air outlet 201; wherein, the air in the refrigeration cavity 101 is returned
  • the tuyere 202 enters the bottom of the return air heat exchange channel and flows upwards along the evaporator 3.
  • the air in the return air heat exchange channel enters the air outlet heat exchange channel from the top and flows downward along the evaporator 3, and finally exits.
  • the cold air in the air heat exchange passage is output from the air outlet 201 to the refrigeration cavity 101. Specifically, referring to the air flow process indicated by the dashed arrow in FIG.
  • the air in the refrigeration cavity 101 exchanges heat with the storage and enters the circulating air passage from the return air outlet 202, and under the action of the interval of the evaporator 3,
  • the air flowing in from the return air port 202 will first enter the return air heat exchange channel on the back of the evaporator 3, and the air in the return air heat exchange channel will flow upwards along the evaporator 3 while performing heat exchange with the evaporator 3, and flow to the return air heat exchange channel.
  • the air at the top of the air heat exchange channel enters the air outlet heat exchange channel, and the air in the air outlet heat exchange channel will flow downward along the evaporator 3 and also exchange heat with the evaporator 3, thus, output from the air outlet 201
  • the cold air will be in contact with the front and back sides of the evaporator 3 for heat exchange, which effectively increases the heat exchange time and improves the heat exchange efficiency.
  • the refrigeration equipment of this embodiment when used to store bottled items such as wine, the refrigeration equipment of this embodiment further includes: a shelf 5; the shelf 5 includes: a supporting frame 51, which has a plurality of corrugated The support rod 52; the support frame 53, which is arranged at the rear end of the support frame 51, the upper part of the support frame 53 is formed with a plurality of recessed positioning portions 54; wherein the two side walls of the refrigeration cavity 101 are provided with slide rails (not marked ), the two sides of the supporting frame 51 are arranged in the corresponding sliding rails.
  • the shelf 5 is installed in the sliding rails on both sides of the refrigeration cavity 101 through the supporting frame 51.
  • the red wine bottle 100 can be placed horizontally on the support rod 52, and the wavy structure formed by the support rod 52 is used to position the wine bottle 100;
  • the bottom of the wine bottle 100 can be pressed against one of the supporting rods 52, and the head of the wine bottle 100 can be placed in the corresponding recessed positioning portion 54 for positioning.
  • the shelf 5 is made of steel wire as a whole, and the ventilation effect is better. The cold air output from the air outlet 201 can smoothly pass through the shelf 5 to cool the wine bottle 100 placed on it.

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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)

Abstract

L'invention concerne un dispositif de réfrigération, comprenant : une armoire, l'intérieur de cette dernière formant une cavité de réfrigération ; un ensemble de conduits d'air, pourvu d'une sortie d'air et d'un orifice de retour d'air, l'ensemble de conduits d'air étant pourvu d'un évaporateur, l'ensemble de conduits d'air étant utilisé pour délivrer de l'air froid à la cavité de réfrigération par l'intermédiaire de la sortie d'air et extraire de l'air de la cavité de réfrigération par l'intermédiaire de l'orifice de retour d'air ; un composant de conduction thermique, agencé dans la cavité de réfrigération le long de la direction de la hauteur, le composant de conduction thermique étant utilisé pour conduire le froid dans la cavité de réfrigération. La présente invention peut améliorer l'effet de réfrigération du dispositif de réfrigération, et améliore l'expérience de l'utilisateur.
PCT/CN2020/093738 2019-04-16 2020-06-01 Dispositif de réfrigération WO2020211881A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201910305390.6 2019-04-16
CN201910305390.6A CN111829283A (zh) 2019-04-16 2019-04-16 制冷设备

Publications (1)

Publication Number Publication Date
WO2020211881A1 true WO2020211881A1 (fr) 2020-10-22

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PCT/CN2020/093738 WO2020211881A1 (fr) 2019-04-16 2020-06-01 Dispositif de réfrigération

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CN (1) CN111829283A (fr)
WO (1) WO2020211881A1 (fr)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201897361U (zh) * 2010-11-29 2011-07-13 青岛澳柯玛股份有限公司 一种新型酒瓶架结构
JP3196994U (ja) * 2014-12-26 2015-04-16 さくら製作所株式会社 ワインセラー
CN107192195A (zh) * 2017-05-16 2017-09-22 合肥华凌股份有限公司 一种冰箱
CN107421205A (zh) * 2017-06-30 2017-12-01 青岛海尔特种电冰箱有限公司 冷藏冷冻装置
CN107702411A (zh) * 2017-10-26 2018-02-16 合肥华凌股份有限公司 冰箱的风道组件和具有其的冰箱
CN107702410A (zh) * 2017-07-17 2018-02-16 合肥华凌股份有限公司 冷藏室风道组件和制冷设备
CN207214585U (zh) * 2017-09-05 2018-04-10 九阳股份有限公司 一种冰箱
CN208419347U (zh) * 2018-06-25 2019-01-22 宁波韩电电器有限公司 一种快速制冷风道结构
CN209978490U (zh) * 2019-04-16 2020-01-21 青岛海尔特种电冰柜有限公司 制冷设备

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201897361U (zh) * 2010-11-29 2011-07-13 青岛澳柯玛股份有限公司 一种新型酒瓶架结构
JP3196994U (ja) * 2014-12-26 2015-04-16 さくら製作所株式会社 ワインセラー
CN107192195A (zh) * 2017-05-16 2017-09-22 合肥华凌股份有限公司 一种冰箱
CN107421205A (zh) * 2017-06-30 2017-12-01 青岛海尔特种电冰箱有限公司 冷藏冷冻装置
CN107702410A (zh) * 2017-07-17 2018-02-16 合肥华凌股份有限公司 冷藏室风道组件和制冷设备
CN207214585U (zh) * 2017-09-05 2018-04-10 九阳股份有限公司 一种冰箱
CN107702411A (zh) * 2017-10-26 2018-02-16 合肥华凌股份有限公司 冰箱的风道组件和具有其的冰箱
CN208419347U (zh) * 2018-06-25 2019-01-22 宁波韩电电器有限公司 一种快速制冷风道结构
CN209978490U (zh) * 2019-04-16 2020-01-21 青岛海尔特种电冰柜有限公司 制冷设备

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