CN114251899A - A kind of refrigerator - Google Patents

A kind of refrigerator Download PDF

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Publication number
CN114251899A
CN114251899A CN202011005490.6A CN202011005490A CN114251899A CN 114251899 A CN114251899 A CN 114251899A CN 202011005490 A CN202011005490 A CN 202011005490A CN 114251899 A CN114251899 A CN 114251899A
Authority
CN
China
Prior art keywords
air duct
air
fan
refrigerator
cover plate
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
CN202011005490.6A
Other languages
Chinese (zh)
Other versions
CN114251899B (en
Inventor
廖强
谭敏威
杨明芳
郑乃超
翟会杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hisense Ronshen Guangdong Refrigerator Co Ltd
Original Assignee
Hisense Ronshen Guangdong Refrigerator Co Ltd
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 Hisense Ronshen Guangdong Refrigerator Co Ltd filed Critical Hisense Ronshen Guangdong Refrigerator Co Ltd
Priority to CN202011005490.6A priority Critical patent/CN114251899B/en
Publication of CN114251899A publication Critical patent/CN114251899A/en
Application granted granted Critical
Publication of CN114251899B publication Critical patent/CN114251899B/en
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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
    • 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
    • F25D11/022—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures with two or more 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
    • 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
    • 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
    • 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
    • F25D2317/067—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 characterised by air 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
    • 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
    • F25D2317/068—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 characterised by the fans
    • 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
    • F25D2317/068—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 characterised by the fans
    • F25D2317/0682—Two or more fans

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)

Abstract

The invention discloses a refrigerator, comprising: the refrigerator comprises a box body, a refrigerating chamber and a cooling chamber, wherein one or more refrigerating chambers are arranged in the box body, and the depth of each refrigerating chamber along the front-back direction is L1; an evaporator cooling chamber provided in the refrigerating chamber and near the rear side thereof; a first evaporator provided in the evaporator cooling chamber, the first evaporator having a thickness L2 in the front-rear direction; the air duct assembly is arranged in the refrigerating chamber and close to the rear side of the refrigerating chamber, an air duct is arranged in the air duct assembly, the air duct is provided with an air inlet and an air outlet, the air inlet is communicated with the cooling chamber of the evaporator, the air outlet is communicated with the refrigerating chamber, and the thickness of the air duct along the front-back direction is L3; the first fan is connected with the air duct assembly and arranged in the air duct at the position of the air inlet, the diameter of the first fan is R, and the thickness of the first fan along the front-back direction is L4; wherein, L2 is (4-6%). L1, L3 is (5-8%). L1, R is (100-200) mmm, and L4 is (15-17%). R. The invention has the beneficial effects that: by optimizing the air duct system of the refrigerating chamber, the usable space of the refrigerating chamber is increased and the noise is reduced on the premise of not influencing the performance of the refrigerator.

Description

A kind of refrigerator
Technical Field
The invention relates to the technical field of refrigeration equipment, in particular to a refrigerator.
Background
At present, the first fans used in the freezing chamber and the refrigerating chamber of the refrigerator are generally kept consistent, and because the evaporator of the freezing chamber is 1 to 2 times thicker than the evaporator of the refrigerating chamber, the first fan meeting the requirements of the freezing chamber is arranged on the refrigerating chamber, and has the following defects:
the first fan is too thick and occupies a large space, so that the effective volume of the refrigerating chamber is wasted;
secondly, the refrigeration air channel is thin, a front cover plate of the air channel is positioned at the position of the first fan and protrudes towards the front side, and the air is difficult to flow out due to the special-shaped volute structure, so that large air pressure and noise can be generated;
and the air duct front cover plate at the first fan part and the air duct front cover plates at other positions are not on the same plane, so that a high-end glass panel, a steel plate or a surface light source is difficult to be additionally arranged on the front side of the air duct front cover plate, the aesthetic feeling of the product appearance is increased, the grade of the refrigerator is improved, and the development of the refrigerator towards a higher end is influenced.
Disclosure of Invention
An object of the present application is to provide a refrigerator capable of optimizing an air duct system of a refrigerating chamber, increasing a usable space of the refrigerating chamber without affecting performance of the refrigerator, and reducing noise.
The purpose of the application is realized by the following technical scheme:
a refrigerator, comprising:
the refrigerator comprises a box body, a refrigerator and a refrigerator door, wherein one or more refrigerating chambers are arranged in the box body, and the depth of each refrigerating chamber along the front-back direction is L1;
an evaporator cooling chamber provided in the refrigerating chamber and near the rear side thereof;
a first evaporator provided in the evaporator cooling chamber, the first evaporator having a thickness L2 in the front-rear direction;
the air duct assembly is arranged in the refrigerating chamber and close to the rear side of the refrigerating chamber, an air duct is arranged in the air duct assembly, the air duct is provided with an air inlet and an air outlet, the air inlet is communicated with the evaporator cooling chamber, the air outlet is communicated with the refrigerating chamber, and the thickness of the air duct along the front-back direction is L3; and
the first fan is connected with the air duct assembly and arranged at the position of the air inlet in the air duct, the diameter of the first fan is R, and the thickness of the first fan along the front-back direction is L4;
wherein, L2 is (4-6%). L1, L3 is (5-8%). L1, R is (100-200) mmm, and L4 is (15-17%). R.
In some embodiments of the present disclosure, a diameter R of the first fan is (120 to 160) mm, and a thickness L4 of the first fan along the front-rear direction is (20 to 25) mm.
In some embodiments of the present application, the air duct has a plurality of the air outlets, and the plurality of air outlets are distributed on the periphery of the first fan.
In some embodiments of the present application, the air duct assembly includes:
the air duct front cover plate is connected with the refrigerating chamber, and the first fan is mounted on the air duct front cover plate; and
the air duct rear cover plate is arranged on the rear side face of the air duct front cover plate, the air duct is limited between the air duct rear cover plate and the air duct front cover plate, and the air inlet is formed in the air duct rear cover plate.
In some embodiments of the present application, a bottom portion of the air duct front cover plate protrudes from the air duct rear cover plate, and the evaporator cooling chamber is defined between a portion of the air duct front cover plate protruding from the air duct rear cover plate and the rear side wall of the refrigerating chamber.
In some embodiments of the present application, a front side surface of the air duct front cover plate is flat.
In some embodiments of the present application, the first fan comprises:
the mounting seat is connected with the air duct assembly;
a motor mounted on the mounting base;
the air guide ring is arranged at the power output end of the motor; and
the blades are arranged on the air guide ring, the blades are circumferentially distributed at intervals by taking the rotating central shaft of the air guide ring as the center, the first ends of the blades are connected to the outer edge of the air guide ring, and the blades extend spirally along the radial direction, so that the second ends of the blades are close to the rotating central shaft of the air guide ring.
In some embodiments of the present application, the mount includes:
the motor is arranged on the seat body; and
the installation seat is fixedly connected with the air duct assembly through the connecting holes in the lugs.
In some embodiments of the present application, a cushion ring is disposed between the mounting seat and the air duct assembly.
In some embodiments of this application, the inside at least one or more freezer that still is equipped with of box, be equipped with second evaporimeter and second fan in the freezer, the thickness of second evaporimeter along fore-and-aft direction is greater than the thickness of first evaporimeter along fore-and-aft direction, the thickness of second fan along fore-and-aft direction is greater than the thickness of first fan along fore-and-aft direction.
According to the refrigerator, the sizes of the first evaporator, the air channel and the first fan in the refrigerating chamber are optimized, the thickness of the first evaporator along the front-back direction is set to meet the refrigerating requirement, the thicknesses of the first fan and the air channel along the front-back direction are reduced, the diameter of the first fan is increased, the air supply requirement and the refrigerating requirement are met, and meanwhile the usable space of the refrigerating chamber can be increased; compared with the prior art, the diameter of the first fan is large, so that the rotating speed of the first fan can be properly reduced, the air volume requirement can be met, and the noise can be reduced.
Drawings
The present application is described in further detail below in connection with the accompanying drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of explaining the preferred embodiments, and therefore should not be taken as limiting the scope of the present application. Furthermore, unless specifically stated otherwise, the drawings are intended to be conceptual in nature or configuration of the described objects and may contain exaggerated displays and are not necessarily drawn to scale.
FIG. 1 is a schematic structural view of a refrigerator according to an embodiment of the present application with respect to a refrigerating compartment thereof;
FIG. 2 is a schematic longitudinal cross-sectional view of FIG. 1;
FIG. 3 is a partial schematic view of portion A of FIG. 2;
FIG. 4 is a schematic structural view of a duct assembly of the refrigerator of FIG. 1;
FIG. 5 is a schematic view of the duct assembly of FIG. 4 with the duct rear cover hidden;
FIG. 6 is a schematic diagram of the refrigerator of FIG. 1 with respect to a first fan thereof;
FIG. 7 is a back schematic view of the first fan of FIG. 6;
fig. 8 is a left side view of the first fan in fig. 6.
In the figure, 100, a box body; 101. a refrigerating chamber; 1. an evaporator cooling chamber; 2. a first evaporator; 3. an air duct assembly; 31. an air duct; 311. an air inlet; 312. an air outlet; 32. a front cover plate of the air duct; 33. an air duct rear cover plate; 4. a first fan; 41. a mounting seat; 411. a base body; 412. a lug; 4121. connecting holes; 42. a motor; 43. a wind guide ring; 44. a blade; 5. and (4) screws.
Detailed Description
Hereinafter, preferred embodiments of the present application will be described in detail with reference to the accompanying drawings. Those skilled in the art will appreciate that the descriptions are illustrative only, exemplary, and should not be construed as limiting the scope of the application.
First, it should be noted that the orientations of top, bottom, upward, downward, and the like referred to herein are defined with respect to the orientation in the respective drawings, are relative concepts, and thus can be changed according to different positions and different practical states in which they are located. These and other orientations, therefore, should not be used in a limiting sense. In addition, the term "front" and "rear" used herein specifically mean that, in the use process of the refrigerator, the side close to the user side is front, and the side away from the user side is rear.
It should be noted that the term "comprising" does not exclude other elements or steps and the "a" or "an" does not exclude a plurality.
Furthermore, it should be further noted that any single technical feature described or implied in the embodiments herein, or any single technical feature shown or implied in the figures, can still be combined between these technical features (or their equivalents) to obtain other embodiments of the present application not directly mentioned herein.
It will be further understood that the terms "first," "second," and the like, are used herein to describe various information and should not be limited to these terms, which are used merely to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present application.
It should be noted that in different drawings, the same reference numerals indicate the same or substantially the same components.
As shown in fig. 1 to 8, an embodiment of the present invention provides a refrigerator, including: the air conditioner comprises a box body 100, an evaporator cooling chamber 1, a first evaporator 2, an air duct assembly 3 and a first fan 4.
One or more refrigerating chambers 101 are disposed in the cabinet 100, the depth of the refrigerating chamber 101 in the front-rear direction is L1 (specifically, as shown in fig. 2), the evaporator cooling chamber 1 is disposed in the refrigerating chamber 101 and near the rear side thereof, the first evaporator 2 is disposed in the evaporator cooling chamber 1, the thickness of the first evaporator 2 in the front-rear direction is L2 (specifically, as shown in fig. 2), the air duct assembly 3 is disposed in the refrigerating chamber 101 and near the rear side thereof, an air duct 31 is disposed in the air duct assembly 3, the air duct 31 has an air inlet 311 and an air outlet 312, the air inlet 311 is communicated with the evaporator cooling chamber 1, the air outlet 312 is communicated with the refrigerating chamber 101, the thickness of the air duct 31 in the front-rear direction is L3 (specifically, as shown in fig. 3), the first fan 4 is connected with the air duct assembly 3 and disposed in the air duct 31 at the position of the air inlet 311, the diameter of the first fan 4 is R (specifically, as shown in fig. 7), the thickness of the first fan 4 in the front-rear direction is L4 (specifically, as shown in fig. 8); wherein, L3 is (5-8%), L1, L2 is (4-6%), L1, R is (100-200) mmm, and L4 is (15-17%). R.
Based on the above technical solution, in this embodiment, by optimizing the sizes of the first evaporator 2, the air duct 31 and the first fan 4 in the refrigerating chamber 101, the thickness of the first evaporator 2 in the front-back direction is set to meet the refrigeration requirement, the thicknesses of the first fan 4 and the air duct 31 in the refrigerating chamber 101 in the front-back direction are reduced, the diameter of the first fan 4 is increased, and the usable volume of the refrigerating chamber 101 can be increased while the air supply requirement and the refrigeration requirement are met; compared with the prior art, the diameter of the first fan 4 is large, so that the rotating speed of the first fan 4 can be properly reduced, the air volume requirement can be met, and the noise can be reduced.
Specifically, in some embodiments of the present application, the diameter R of the first fan 4 is (120 to 160) mm, and the thickness L4 of the first fan 4 in the front-rear direction is (20 to 25) mm, which can satisfy the air volume requirement of the refrigerating chamber 101 of 300L to 500L; based on this technical scheme, compared with the prior art, the use space of at least 5L-10L can be saved for refrigerating room 101. Illustratively, in order to further satisfy the air volume requirement, the diameter of the air duct 31 is 140 mm.
Illustratively, in one embodiment of the present application, the first evaporator 2 is a single-product evaporator, and the thickness of the first evaporator 2 in the front-rear direction may be selected to be 5% of the thickness of the case 100 in the front-rear direction.
In this embodiment, as shown in fig. 5, the air duct 31 has a plurality of air outlets 312, the air outlets 312 are distributed on the periphery of the first fan 4, and the air duct 31 distributes the air volume in a multi-channel and multi-outlet manner, so as to reduce the internal resistance of the air duct 31, improve the efficiency of the air duct 31, and make the temperature in the refrigerating chamber 101 more uniform. For example, as shown in fig. 5, in the embodiment, the air outlets 312 are distributed on the left and right sides of the first fan 4.
Specifically, as shown in fig. 2 to 5, the air duct assembly 3 in this embodiment includes an air duct front cover plate 32 and an air duct rear cover plate 33, the air duct front cover plate 32 is connected to the refrigerating chamber 101, the first fan 4 is installed on the air duct front cover plate 32, the air duct rear cover plate 33 is installed on a rear side surface of the air duct front cover plate 32, an air duct 31 is defined between the air duct rear cover plate 33 and the air duct front cover plate 32, and the air inlet 311 is opened on the air duct rear cover plate 33. Typically, the duct front cover 32 is a plastic plate, and the duct rear cover 33 may be a foam component or plastic, etc.
Furthermore, the bottom part of the air duct front cover plate 32 protrudes out of the air duct rear cover plate 33, an evaporator cooling chamber 1 is defined between the part of the air duct front cover plate 32 protruding out of the air duct rear cover plate 33 and the rear side wall of the refrigerating chamber 101, a abdicating groove is formed in the position of the rear side surface of the air duct front cover plate 32, which is opposite to the first evaporator 2, and the front side surface of the air duct front cover plate 32 is in a flat plate shape; because the thickness of first fan 4 and the thickness of wind channel 31 have all carried out the attenuate design, thereby make wind channel subassembly 3 and first evaporimeter 2 after the assembly, not only can reduce the usage space of walk-in 101, and can also guarantee that the leading flank of wind channel front shroud 32 keeps being flat-plate, need not to make the spiral case structure that forms the proud after stepping down to first fan 4, can guarantee the smooth circulation of amount of wind, thereby the noise reduction, and be convenient for add high-end glass panels, steel sheet or area source in the front side of wind channel front shroud 32, in order to improve the outward appearance aesthetic feeling, make things convenient for the refrigerator to develop toward the high-end.
Specifically, as shown in fig. 6 to 8, the first fan 4 includes: a mounting seat 41, a motor 42, an air guide ring 43 and a plurality of blades 44; the mounting base 41 is connected with the air duct assembly 3, the motor 42 is mounted on the mounting base 41, the air guiding ring 43 is mounted at the power output end of the motor 42, the plurality of blades 44 are mounted on the air guiding ring 43, each blade 44 is circumferentially distributed at intervals by taking the rotation central axis of the air guiding ring 43 as the center, the first ends of the blades 44 are connected to the outer edge of the air guiding ring 43, and the blades 44 extend spirally along the radial direction, so that the second ends of the blades 44 are close to the rotation central axis of the air guiding ring 43. By optimizing the profile and arrangement of the blades 44, the thickness of the first fan 4 can be reduced without changing the performance. Illustratively, the first fan 4 is mounted on the duct rear cover 33 through a mounting seat 41 and is disposed opposite to the air inlet 311.
In some embodiments of the present application, as shown in fig. 7, the mounting base 41 includes a base 411 and a plurality of lugs 412, the motor 42 is mounted on the base 411, the plurality of lugs 412 are spaced apart from the outer edge of the base 411, the lugs 412 are formed with connecting holes 4121, and the mounting base 41 is fixedly connected to the air duct assembly 3 through the connecting holes 4121 of the lugs 412. Illustratively, the figure shows an embodiment in which three lugs 412 are provided, and a screw 5 is inserted into the connecting hole 4121, and the first fan 4 is fixedly connected to the air duct assembly 3 by the screw 5.
To further reduce vibration and noise, in this embodiment, a vibration-damping washer (not specifically shown in the drawings) is disposed between the mounting base 41 and the air duct assembly 3.
In some embodiments, at least one or more freezing chambers (not specifically shown in the drawings) are further disposed inside the cabinet 100, and a second evaporator (not specifically shown in the drawings) and a second fan (not specifically shown in the drawings) are disposed inside the freezing chambers, in order to meet the requirement of higher cooling capacity of the freezing chambers, the thickness of the second evaporator in the front-back direction is greater than that of the first evaporator 2 in the front-back direction, and the thickness of the second fan in the front-back direction is greater than that of the first fan 4 in the front-back direction; by adopting evaporators with different specifications in the refrigerating chamber 101 and the freezing chamber of the refrigerator respectively and correspondingly adopting fans with different specifications, the performance requirement can be ensured, and the space occupation of the air duct 31 system on the refrigerating chamber 101 can be reduced.
In addition, for a refrigerator in which the refrigerating chamber 101 is high in height, for example: the gradevin can adopt many wind channels 31 system, has set gradually a plurality of first evaporimeters 2 and wind channel subassembly 3 along the direction of height promptly, not only can increase the bottle volume of putting of wine, and can also the noise reduction.
In addition, the refrigerator in the present application may include a refrigerator, a wine cabinet, and the like.
According to the refrigerator, the sizes of the first evaporator, the air channel and the first fan in the refrigerating chamber are optimized, the thickness of the first evaporator along the front-back direction is set to meet the refrigerating requirement, the thicknesses of the first fan and the air channel along the front-back direction are reduced, the diameter of the first fan is increased, the air supply requirement and the refrigerating requirement are met, and meanwhile the usable space of the refrigerating chamber can be increased; compared with the prior art, the diameter of the first fan is large, so that the rotating speed of the first fan can be properly reduced, the air volume requirement can be met, and the noise can be reduced.
This written description discloses the application with reference to the drawings, and also enables one skilled in the art to practice the application, including making and using any devices or systems, using suitable materials, and using any incorporated methods. The scope of the present application is defined by the claims and includes other examples that occur to those skilled in the art. Such other examples are to be considered within the scope of the claims as long as they include structural elements that do not differ from the literal language of the claims, or that they include equivalent structural elements with insubstantial differences from the literal language of the claims.

Claims (10)

1. A refrigerator, characterized by comprising:
the refrigerator comprises a box body, a refrigerator and a refrigerator door, wherein one or more refrigerating chambers are arranged in the box body, and the depth of each refrigerating chamber along the front-back direction is L1;
an evaporator cooling chamber provided in the refrigerating chamber and near the rear side thereof;
a first evaporator provided in the evaporator cooling chamber, the first evaporator having a thickness L2 in the front-rear direction;
the air duct assembly is arranged in the refrigerating chamber and close to the rear side of the refrigerating chamber, an air duct is arranged in the air duct assembly, the air duct is provided with an air inlet and an air outlet, the air inlet is communicated with the evaporator cooling chamber, the air outlet is communicated with the refrigerating chamber, and the thickness of the air duct along the front-back direction is L3; and
the first fan is connected with the air duct assembly and arranged at the position of the air inlet in the air duct, the diameter of the first fan is R, and the thickness of the first fan along the front-back direction is L4;
wherein, L2 is (4-6%). L1, L3 is (5-8%). L1, R is (100-200) mmm, and L4 is (15-17%). R.
2. The refrigerator according to claim 1, wherein the first fan has a diameter R of (120-160) mm and a thickness L4 in the front-rear direction of (20-25) mm.
3. The refrigerator as claimed in claim 1, wherein the air duct has a plurality of the air outlets, and the plurality of air outlets are distributed at an outer periphery of the first fan.
4. The refrigerator of claim 1, wherein the air duct assembly comprises:
the air duct front cover plate is connected with the refrigerating chamber, and the first fan is mounted on the air duct front cover plate; and
the air duct rear cover plate is arranged on the rear side face of the air duct front cover plate, the air duct is limited between the air duct rear cover plate and the air duct front cover plate, and the air inlet is formed in the air duct rear cover plate.
5. The refrigerator as claimed in claim 4, wherein a bottom portion of the air duct front cover plate protrudes from the air duct rear cover plate, and the evaporator cooling chamber is defined between a portion of the air duct front cover plate protruding from the air duct rear cover plate and a rear side wall of the refrigerating chamber.
6. The refrigerator as claimed in claim 5, wherein a front side surface of the duct front cover is formed in a flat plate shape.
7. The refrigerator of claim 1, wherein the first fan comprises:
the mounting seat is connected with the air duct assembly;
a motor mounted on the mounting base;
the air guide ring is arranged at the power output end of the motor; and
the blades are arranged on the air guide ring, the blades are circumferentially distributed at intervals by taking the rotating central shaft of the air guide ring as the center, the first ends of the blades are connected to the outer edge of the air guide ring, and the blades extend spirally along the radial direction, so that the second ends of the blades are close to the rotating central shaft of the air guide ring.
8. The refrigerator of claim 7, wherein the mount includes:
the motor is arranged on the seat body; and
the installation seat is fixedly connected with the air duct assembly through the connecting holes in the lugs.
9. The refrigerator of claim 7, wherein a shock washer is disposed between the mount and the air duct assembly.
10. The refrigerator as claimed in any one of claims 1 to 9, wherein at least one or more freezing compartments are further provided in the cabinet, a second evaporator and a second fan are provided in the freezing compartment, the second evaporator has a thickness in the front-rear direction greater than that of the first evaporator, and the second fan has a thickness in the front-rear direction greater than that of the first fan.
CN202011005490.6A 2020-09-22 2020-09-22 Refrigerator with a refrigerator body Active CN114251899B (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2005202213A1 (en) * 2005-05-20 2006-12-07 Lg Electronics Inc. Refrigerator
CN102287988A (en) * 2011-08-31 2011-12-21 合肥美的荣事达电冰箱有限公司 Middle air channel assembly and refrigerator with same
CN203949425U (en) * 2014-06-03 2014-11-19 宁波华彩电器有限公司 A kind of wind cooling refrigerator
CN111076478A (en) * 2018-10-18 2020-04-28 日立环球生活方案株式会社 Refrigerator with a door
CN111306865A (en) * 2020-03-03 2020-06-19 广东奥马冰箱有限公司 A kind of refrigerator

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2005202213A1 (en) * 2005-05-20 2006-12-07 Lg Electronics Inc. Refrigerator
CN102287988A (en) * 2011-08-31 2011-12-21 合肥美的荣事达电冰箱有限公司 Middle air channel assembly and refrigerator with same
CN203949425U (en) * 2014-06-03 2014-11-19 宁波华彩电器有限公司 A kind of wind cooling refrigerator
CN111076478A (en) * 2018-10-18 2020-04-28 日立环球生活方案株式会社 Refrigerator with a door
CN111306865A (en) * 2020-03-03 2020-06-19 广东奥马冰箱有限公司 A kind of refrigerator

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