WO2022110929A1 - Évaporateur et réfrigérateur à système unique - Google Patents

Évaporateur et réfrigérateur à système unique Download PDF

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Publication number
WO2022110929A1
WO2022110929A1 PCT/CN2021/114176 CN2021114176W WO2022110929A1 WO 2022110929 A1 WO2022110929 A1 WO 2022110929A1 CN 2021114176 W CN2021114176 W CN 2021114176W WO 2022110929 A1 WO2022110929 A1 WO 2022110929A1
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WO
WIPO (PCT)
Prior art keywords
evaporator
chamber
compartment
system refrigerator
evaporators
Prior art date
Application number
PCT/CN2021/114176
Other languages
English (en)
Chinese (zh)
Inventor
朱云涛
刘庆林
Original Assignee
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 青岛海尔电冰箱有限公司, 海尔智家股份有限公司 filed Critical 青岛海尔电冰箱有限公司
Publication of WO2022110929A1 publication Critical patent/WO2022110929A1/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
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B39/00—Evaporators; Condensers
    • F25B39/02—Evaporators
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
    • F28D1/047—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
    • F28F1/24—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely
    • F28F1/26—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely the means being integral with the element

Definitions

  • the utility model relates to the field of refrigeration devices, in particular to an evaporator and a single-system refrigerator.
  • the existing side-to-side three-temperature zone air-cooled refrigerators on the market generally adopt a dual-system design with two evaporators and two fans or a three-system design with three fans and three evaporators, resulting in a relatively high compressor load. large, reducing refrigeration efficiency, and at the same time leading to high manufacturing costs and expensive refrigerators.
  • the three refrigeration compartments are cooled by one evaporator, in this case, not only the evaporator but also the fan for supplying the cooling capacity generated by the evaporator to each refrigeration compartment should be installed in the evaporator compartment. Due to the space limitation of the evaporator chamber, the size of the evaporator becomes smaller, which affects the refrigeration performance of the refrigerator.
  • the purpose of the utility model is to provide an evaporator and a single-system refrigerator.
  • the utility model adopts the following technical scheme: an evaporator, the thickness of the evaporator is between 90mm and 125mm.
  • the thickness of the evaporator is 100mm.
  • the evaporator includes two sub-evaporators, and in the thickness direction of the sub-evaporators, the two sub-evaporators are fixedly connected.
  • each of the sub-evaporators includes a plurality of evaporating tubes arranged in parallel, a plurality of fins sleeved on the evaporating tubes and arranged side by side along the length direction of the evaporating tubes and fixing plates arranged on opposite sides in the length direction of the evaporation tube; the fixing plates of the two sub-evaporators are fixedly connected.
  • the evaporator includes a plurality of evaporating tubes arranged in parallel, a plurality of fins sleeved on the evaporating tubes and arranged side by side along the length direction of the evaporating tubes; the The fins are provided with circular holes for the evaporation tubes to pass through.
  • the present invention also provides a single-system refrigerator, comprising at least two refrigerating compartments, an evaporator chamber disposed on the rear side of one of the refrigerating compartments, and an evaporator chamber disposed in the evaporator chamber to provide At least two of the refrigerated compartments provide cooling capacity to the aforementioned evaporators.
  • the at least two refrigeration compartments include a refrigerating compartment, a freezing compartment, and a changing room, and the evaporator compartment is provided at the rear side of the freezing compartment.
  • the freezing chamber and the changing chamber are arranged side by side along the width direction of the single-system refrigerator, and the refrigerating chamber is arranged on the upper side of the freezing chamber and the changing chamber.
  • the single-system refrigerator further includes a fan disposed on the upper side of the evaporator, and the fan is inclined from bottom to top and backward.
  • the single-system refrigerator further includes a first air duct for connecting the evaporator chamber and the freezing chamber, and a second air duct connecting the evaporator chamber and the refrigerating chamber.
  • the thickness of the evaporator in the present invention is between 90mm and 125mm, compared with the existing evaporator, the thickness of the evaporator is increased, thereby increasing the evaporation area of the evaporator, Increase cooling capacity and improve cooling efficiency.
  • FIG. 1 is a schematic structural diagram of the evaporator in the first embodiment of the present invention.
  • FIG. 2 is a schematic structural diagram of a fin in the evaporator shown in FIG. 1 .
  • FIG. 3 is a schematic structural diagram of a single-system refrigerator in the present invention.
  • FIG. 4 is a cross-sectional view of the freezer compartment in FIG. 3 and the evaporator compartment behind the freezer compartment.
  • FIG. 1 to FIG. 4 are preferred embodiments of the present invention.
  • these embodiments do not limit the present invention, and the functions, methods, or equivalent transformations or substitutions made by those of ordinary skill in the art according to these embodiments belong to the protection scope of the present invention.
  • the present invention provides an evaporator 1 .
  • the thickness d of the evaporator 1 is between 90 mm and 125 mm.
  • the present invention increases the evaporation rate.
  • the thickness of the evaporator 1 is increased, thereby increasing the evaporation area of the evaporator 1, increasing the cooling capacity, and improving the cooling efficiency.
  • the thickness d of the evaporator 1 is 100 mm, which is convenient for preparation and does not occupy too much storage space in the refrigerator; of course, it is not limited to this.
  • the evaporator 1 is integrally arranged, that is, the evaporator 1 includes a plurality of evaporation tubes 11, A plurality of fins 12 are sleeved on the evaporation tube 11 and arranged side by side along the length direction of the evaporation tube 11, and the fixing plates 13 are arranged on opposite sides of the evaporation tube 11 in the length direction.
  • the lengths of the fins 12 and the fixing plate 13 are the thickness of the evaporator 1, which increases the evaporation area of the evaporator 1, increases the cooling capacity, and improves the cooling efficiency.
  • the lengths of the fins 12 and the fixing plate 13 are 100 mm.
  • the fins 12 are provided with circular holes 121 for the evaporation tubes 11 to pass through, that is, the fins 12 are provided with a one-to-one correspondence with a plurality of the evaporation tubes 11
  • the plurality of circular holes 121 further increase the evaporation area, increase the cooling capacity, and improve the cooling efficiency.
  • the evaporator 1 is composed of two sub-evaporators arranged separately, that is, in the thickness direction of the sub-evaporators, the two The sub-evaporators are superimposed and fixedly connected to form the evaporator 1 .
  • each of the sub-evaporators includes a plurality of evaporating tubes that are arranged in parallel and communicate with each other to form a sub-evaporating tube loop, a plurality of evaporating tubes sleeved on the evaporating tubes and arranged side by side along the length direction of the evaporating tubes fins and fixing plates arranged on opposite sides of the length direction of the evaporation tube; the fixing plates of the two sub-evaporators are fixedly connected, so that the two sub-evaporators are fixedly connected together, and at the same time, The outlet of the sub-evaporating tube circuit of one of the two sub-evaporators is communicated with the inlet of the other sub-evaporating tube circuit to form an evaporation tube circuit.
  • the second embodiment of the evaporator 1 in the present invention is the same as the first embodiment, and is not repeated here.
  • the present invention also provides a single-system refrigerator 100 , which includes at least two refrigeration compartments 2 and an evaporator disposed on the rear side of one of the refrigeration compartments 2 Chamber 3, a refrigeration system for providing cooling capacity to the at least two refrigeration compartments 2, the refrigeration system includes an evaporator 1 arranged in the evaporator chamber 3, and the thickness d of the evaporator 1 is between 90mm Between ⁇ 125mm, compared with the existing evaporator 1, the thickness of the evaporator 1 is increased, thereby increasing the evaporation area of the evaporator 1, increasing the cooling capacity, and improving the cooling efficiency. Due to the limitation of space, it is necessary to reduce the size of the evaporator 1 in length or height, the evaporator 1 can also meet the cooling demand in each refrigeration compartment 2, and can ensure the refrigeration of the single-system refrigerator 100. performance.
  • the thickness of the evaporator 1 refers to the thickness of the evaporator 1 in the front-rear direction.
  • the thickness d of the evaporator 1 is 100 mm, and does not occupy too much storage space in the refrigerator; of course, it is not limited to this.
  • the specific structure of the evaporator 1 can be the specific structure of the evaporator 1 in the above-mentioned first embodiment, or the specific structure of the evaporator in the above-mentioned second embodiment, which will not be repeated here.
  • the single-system refrigerator 100 further includes a fan 4 disposed on the upper side of the evaporator 1, and the fan 4 is inclined from bottom to top and backward to reduce the space occupied by the fan 4, thereby increasing the capacity of the fan 4. Enlarge the size of the evaporator 1 in the height direction, increase the evaporation area of the evaporator 1, increase the cooling capacity, and improve the cooling efficiency, or do not need to reduce the size of the evaporator 1 in the height direction.
  • the refrigeration performance of the single-system refrigerator 100 is described.
  • the at least two refrigeration compartments 2 include a refrigerating compartment 21 , a freezing compartment 22 , and a changing room 23 , and the evaporator 1 is arranged behind the freezing compartment 22 .
  • the single-system refrigerator 100 is provided with refrigerating, freezing, and variable-temperature multi-temperature zones, allowing users to have more choices and increasing user experience; at the same time, the single-system refrigeration method can greatly reduce the manufacturing cost and the price of the refrigerator. Increase sales.
  • the freezing chamber 22 and the changing chamber 23 are arranged side by side along the width direction of the single-system refrigerator 100 , and the refrigerating chamber 21 is arranged on the upper side of the freezing chamber 22 and the changing chamber 23 , and can By increasing the refrigerated space, users can store more fresh ingredients and enhance the user experience.
  • the single-system refrigerator 100 further includes a first air duct (not shown) for connecting the evaporator chamber 3 and the freezing chamber 22 , and connecting the evaporator chamber 3 and the refrigerating chamber 21 .
  • the first damper When the refrigerator compartment 21 needs to be cooled, the first damper is controlled to open, the second damper is closed, and the compressor and the fan 4 are activated, namely The cooling capacity can be provided to the refrigerating chamber 21; when the temperature-changing chamber 23 needs to be cooled, the second damper is controlled to open, the first damper is closed, and the compressor and the fan 4 are activated to provide the temperature-changing chamber 23. Therefore, by controlling the opening and closing of the first damper and the second damper, the refrigeration room 21 and the variable room 23 can be independently cooled.
  • the thickness of the evaporator 1 in the present invention is between 90mm and 125mm. Compared with the existing evaporator 1, the thickness of the evaporator 1 is increased, thereby increasing the evaporation area of the evaporator 1 , increase the cooling capacity and improve the cooling efficiency.

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

Abstract

L'invention concerne un évaporateur (1) et un réfrigérateur à système unique (100) comportant l'évaporateur (1). L'épaisseur (d) de l'évaporateur (1) est comprise entre 90 mm et 125 mm. Par rapport à un évaporateur existant, l'épaisseur est augmentée de telle sorte que la zone d'évaporation et la capacité de réfrigération sont augmentées, et l'efficacité de réfrigération est améliorée.
PCT/CN2021/114176 2020-11-24 2021-08-24 Évaporateur et réfrigérateur à système unique WO2022110929A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202022748317.7U CN214892052U (zh) 2020-11-24 2020-11-24 蒸发器及单系统冰箱
CN202022748317.7 2020-11-24

Publications (1)

Publication Number Publication Date
WO2022110929A1 true WO2022110929A1 (fr) 2022-06-02

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ID=78950367

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Application Number Title Priority Date Filing Date
PCT/CN2021/114176 WO2022110929A1 (fr) 2020-11-24 2021-08-24 Évaporateur et réfrigérateur à système unique

Country Status (2)

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CN (1) CN214892052U (fr)
WO (1) WO2022110929A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101050908A (zh) * 2006-04-06 2007-10-10 松下电器产业株式会社 电冰箱
CN101082460A (zh) * 2006-05-31 2007-12-05 海尔集团公司 一个蒸发器的三门冰箱
CN101871715A (zh) * 2009-04-24 2010-10-27 海尔集团公司 一种电冰箱
CN109357463A (zh) * 2018-10-18 2019-02-19 合肥美的电冰箱有限公司 风道组件及包括该风道组件的冰箱
US20190093939A1 (en) * 2014-03-11 2019-03-28 Brazeway, Inc. Tube Pattern For A Refrigerator Evaporator

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101050908A (zh) * 2006-04-06 2007-10-10 松下电器产业株式会社 电冰箱
CN101082460A (zh) * 2006-05-31 2007-12-05 海尔集团公司 一个蒸发器的三门冰箱
CN101871715A (zh) * 2009-04-24 2010-10-27 海尔集团公司 一种电冰箱
US20190093939A1 (en) * 2014-03-11 2019-03-28 Brazeway, Inc. Tube Pattern For A Refrigerator Evaporator
CN109357463A (zh) * 2018-10-18 2019-02-19 合肥美的电冰箱有限公司 风道组件及包括该风道组件的冰箱

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