CN114251894A - A kind of refrigerator - Google Patents

A kind of refrigerator Download PDF

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Publication number
CN114251894A
CN114251894A CN202011028760.5A CN202011028760A CN114251894A CN 114251894 A CN114251894 A CN 114251894A CN 202011028760 A CN202011028760 A CN 202011028760A CN 114251894 A CN114251894 A CN 114251894A
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CN
China
Prior art keywords
air duct
fan
positioning
refrigerator
reference column
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
CN202011028760.5A
Other languages
Chinese (zh)
Other versions
CN114251894B (en
Inventor
杨明芳
李志鹏
谭敏威
郑乃超
王小倩
刘爱祥
廖强
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 CN202011028760.5A priority Critical patent/CN114251894B/en
Publication of CN114251894A publication Critical patent/CN114251894A/en
Application granted granted Critical
Publication of CN114251894B publication Critical patent/CN114251894B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • 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
    • F25D23/00—General constructional features
    • 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
    • F25D2317/0681—Details thereof

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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 relates to the technical field of refrigeration equipment, and discloses a refrigerator, which comprises: the refrigerator comprises a box body, a door and a door, wherein one or more refrigerating chambers are arranged in the box body; and an overhead air duct system installed at the top of the refrigerating compartment located uppermost, the overhead air duct system including: the air duct shell is connected with the box body, an evaporator refrigeration chamber is arranged in the air duct shell, an installation part is arranged at the back of the air duct shell, the installation part is provided with an air outlet communicated with the evaporator refrigeration chamber and an installation opening communicated with the air outlet, and the bottom of the installation opening is open; an evaporator installed in the evaporator cooling chamber; and the fan assembly is inserted upwards into the installation part through the bottom of the installation opening and is detachably connected with the installation part. The invention has the beneficial effects that: it can be convenient for dismouting and reinstallation set up air duct system's fan subassembly again.

Description

A kind of refrigerator
Technical Field
The invention relates to the technical field of refrigeration equipment, in particular to a refrigerator.
Background
Evaporators in refrigerators are generally installed in a horizontal top or vertical back position. The evaporator with the horizontal top is usually combined with an air duct cover plate, a heater and a fan into an overhead air duct system, and the fan is arranged at the rear part of the evaporator and sucks cold air passing through the evaporator into an air duct at the back part. After whole overhead air duct system installs on the box, the fan can't or hardly carry out the dismouting alone, and in case the fan breaks down, must put down the refrigerant earlier and with the pipeline disconnection back in evaporimeter and the box, dismantle whole overhead air duct system again and just can change the fan, waste time and energy.
Disclosure of Invention
It is an object of the present application to provide a refrigerator that can be easily disassembled and reassembled back into the fan assembly of the overhead air duct system.
The purpose of the application is realized by the following technical scheme:
a refrigerator, comprising:
the refrigerator comprises a box body, a door and a door, wherein one or more refrigerating chambers are arranged in the box body; and
an overhead duct system installed at the top of the refrigerating compartment located uppermost, the overhead duct system comprising:
the air duct shell is connected with the box body, an evaporator refrigeration chamber is arranged in the air duct shell, an installation part is arranged at the back of the air duct shell, the installation part is provided with an air outlet communicated with the evaporator refrigeration chamber and an installation opening communicated with the air outlet, and the bottom of the installation opening is open;
an evaporator installed in the evaporator cooling chamber; and
and the fan assembly passes through the bottom of the mounting opening and is upwards inserted into the mounting part and detachably connected with the mounting part.
In some embodiments of the present application, the fan assembly comprises:
a fan; and
the fan guard shield, the fan install in on the fan guard shield, just the fan subassembly passes through the fan guard shield with the installation department can be dismantled continuously.
In some embodiments of the present application, positioning holes communicating with the mounting ports are formed at the top and/or left and right sides of the mounting portion;
the top and/or the left and right sides of the fan shield are provided with positioning columns which are matched and inserted into the positioning holes, and the top and/or the left and right sides of the fan shield are provided with buckles which are matched and clamped with the mounting parts.
In some embodiments of the present application, the end portion of each positioning column, which is far away from the installation portion, is provided with an inclined guide surface, and at least one of the positioning columns is further provided with a supporting surface which is horizontally arranged and is matched and abutted against the lower side edge of the positioning hole.
In some embodiments of the present application, a rear side of the mounting opening is open.
In some embodiments of the present application, the edge along the installing port is provided with a connecting wall extending backwards, and the buckle is clamped with the left side, the right side and the rear side of the connecting wall.
In some embodiments of the present application, one or more positioning pillars are disposed on the top of the fan shroud, and each positioning pillar is a first positioning pillar, the first positioning pillar extends in a vertical direction, and the guide surface is disposed on at least one side of the first positioning pillar;
the left and right sides of fan guard shield all is equipped with two reference column and one the buckle is located below the reference column is the second reference column, is located above the reference column is the third reference column, the second reference column reaches the third reference column all extends along the horizontal direction, the buckle is located the second reference column with between the third reference column, the upside of second reference column has been seted up the spigot surface, the downside of second reference column is equipped with the holding surface, the upper and lower both sides of third reference column have all been seted up the spigot surface.
In some embodiments of this application, the bottom of installation department downward protrusion in the bottom surface of wind channel casing is formed with the locking position, be equipped with the connecting hole that runs through in its front and back both sides on the locking position, on the leading flank of fan guard shield with the threaded hole has been seted up to the position that the connecting hole is relative, the connecting hole with be connected with the screw between the threaded hole.
In some embodiments of this application, follow the upside and the left and right sides of fan guard shield are equipped with the location muscle, the location muscle has step portion, be equipped with on the internal perisporium of installing port with location muscle profile shape looks adaptation and with the installation face of location muscle cooperation direction.
In some embodiments of the present application, the duct housing comprises:
the top of the air duct cover plate is provided with an installation cavity, the evaporator is installed in the installation cavity, the evaporator is fixedly connected with the box body, and the installation part is arranged on the air duct cover plate; and
and the air duct foam is covered on the top of the mounting cavity of the air duct cover plate so as to limit the evaporator refrigeration chamber.
In some embodiments of the present application, a water receiving groove is formed at a position of the bottom surface of the mounting cavity, the position being adjacent to the rear side of the mounting cavity.
According to the refrigerator, the mounting part is arranged at the back of the air duct shell of the overhead air duct system, the mounting part is provided with the mounting opening with the open bottom, the fan assembly is upwards inserted into the mounting opening through the bottom of the mounting opening and is detachably connected with the mounting part, when the fan assembly needs to be detached, a user only needs to stretch a hand into the rear side position of the bottom of the overhead air duct system and pull the fan assembly downwards, the fan assembly 3 can get over the front evaporator and other components to be detached independently, and the detachment is convenient; when the fan assembly needs to be installed again, the fan assembly can be directly pushed upwards from the bottom of the installation opening to be installed, the fan assembly is convenient to install back and replace, and the fan assembly installed back again is guaranteed to be assembled in place.
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 partial schematic view of an embodiment of a refrigerator of the present application in relation to its overhead air duct system location;
FIG. 2 is a schematic structural view of an overhead air duct system of the refrigerator of the embodiment shown in FIG. 1;
FIG. 3 is a schematic structural view of the overhead duct system of FIG. 2 with the upper duct foam hidden;
FIG. 4 is a schematic view of the mounting arrangement of FIG. 3 with respect to the mounting portion and fan assembly;
FIG. 5 is a schematic structural view of a mounting portion of the air duct housing of the overhead air duct system of FIG. 2;
FIG. 6 is a schematic illustration of a fan shroud of the fan assembly of the overhead ductwork of FIG. 2;
fig. 7 is a schematic view of the fan shroud of fig. 6 from another perspective.
In the figure, 100, a box body; 101. a refrigeration compartment; 200. an overhead air duct system; 1. an air duct housing; 11. an evaporator refrigeration compartment; 12. an installation part; 121. an installation port; 122. positioning holes; 123. a mounting surface; 124. a connecting wall; 125. a locking position; 126. an air outlet; 1251. connecting holes; 13. an air duct cover plate; 131. a mounting cavity; 1311. a water receiving tank; 14. air duct foam; 141. upper airway foam; 142. lower duct foam; 2. an evaporator; 3. a fan assembly; 31. a fan; 32. a fan shroud; 321. a positioning column; 3211. a guide surface; 3212. a support surface; 3213. a first positioning post; 3214. a second positioning column; 3215. a third positioning column; 322. buckling; 323. a threaded hole; 324. positioning ribs; 3241. a step portion; 4. 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.
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 7, a refrigerator according to an embodiment of the present application includes: a cabinet 100 and an overhead duct system 200; one or more refrigeration compartments 101 are provided inside the cabinet 100, and an overhead air duct system 200 is installed on the top of the uppermost refrigeration compartment 101, the overhead air duct system 200 including: air duct casing 1, evaporimeter 2 and fan subassembly 3, air duct casing 1 links to each other with box 100, be equipped with evaporimeter refrigeration room 11 in the air duct casing 1, air duct casing 1's back is equipped with installation department 12, installation department 12 has air outlet 126 and the installing port 121 of intercommunication air outlet 126 that communicates evaporimeter refrigeration room 11, the bottom of installing port 121 opens, evaporimeter 2 is installed in evaporimeter refrigeration room 11, fan subassembly 3 upwards inserts through the bottom of installing port 121 and locates in installing port 121, and can dismantle with installation department 12 and be connected, in the operation process, fan subassembly 3 will be in the air conditioning after evaporimeter 2 refrigerates inhales the rear portion wind channel.
Based on the technical scheme, in the refrigerator in the embodiment, the mounting portion 12 is arranged at the back of the air duct shell 1 of the top-mounted air duct system 200, the mounting portion 12 is provided with the mounting opening 121 with the open bottom, the fan assembly 3 is upwards inserted into the mounting opening 121 through the bottom of the mounting opening 121 and is detachably connected with the mounting portion 12, when the fan assembly 3 needs to be detached, a hand is only required to be inserted into the rear side position of the bottom of the top-mounted air duct system 200 and the fan assembly 3 is pulled downwards, the fan assembly 3 can pass over the front evaporator 2 and other components to be detached independently, and the detachment is convenient; and when fan subassembly 3 is adorned into again to needs, directly can realize the installation with fan subassembly 3 up pushing away from the bottom of installing port 121, be convenient for pack back fan subassembly 3, change, and guarantee that the fan subassembly 3 that packs back again assembles in place.
Specifically, the fan assembly 3 in this embodiment includes a fan 31 and a fan guard 32, the fan 31 is mounted on the fan guard 32, the fan guard 32 is covered on the top side and the left and right sides of the fan 31, and the fan assembly 3 is detachably connected to the mounting portion 12 through the fan guard 32; during the assembly process, the fan 31 is mounted in the fan shield 32, and then the fan assembly 3 is integrally mounted on the mounting portion 12 of the air duct housing 1.
In some embodiments of the present application, the top and the left and the right sides of the mounting portion 12 are respectively provided with a positioning hole 122 communicated with the mounting opening 121, and correspondingly, the top and the left and the right sides of the fan guard 32 are respectively provided with a positioning column 321 inserted into each positioning hole 122 in a matching manner, and the left and the right sides of the fan guard 32 are respectively provided with a buckle 322 engaged with the mounting portion 12 in a matching manner. When assembling fan subassembly 3, with fan subassembly 3 from supreme in-process of removing down, each reference column 321 plays the effect of direction, location, and air duct shell 1 removes the back that targets in place, buckle 322 and installation department 12 block to fix air duct shell 1, the cooperation of reference column 321 and buckle 322 is passed through to this embodiment, guarantees that fan subassembly 3 can not take place to rock in the direction about the front in the front. Similarly, the positioning posts 321 may be disposed only on the top or left and right sides of the fan shroud 32, or the fasteners 322 may be disposed on the top of the fan shroud 32.
In this embodiment, as shown in fig. 4 to 7, an end of the positioning column 321, which is far away from the mounting portion 12, has an inclined guiding surface 3211, which plays a guiding role when the fan assembly 3 is assembled and disassembled, at least one of the positioning columns 321 is further provided with a supporting surface 3212, which is horizontally disposed and is engaged and abutted with a lower edge of the positioning hole 122, and the supporting surface 3212 abuts against a lower side of the positioning hole 122, which indicates that the fan assembly 3 is assembled in place.
More specifically, as shown in fig. 5, the rear side of the mounting opening 121 is open for easier mounting and dismounting of the fan assembly 3 from the back of the overhead air duct system 200.
Further, a connecting wall 124 extending backwards is arranged along the edge of the mounting opening 121, and the buckles 322 are fastened to the left side, the right side and the rear side of the connecting wall 124, specifically referring to fig. 4 and 5, so that the fan assembly 3 can be prevented from shaking in the front-back, left-right directions.
Exemplarily, as shown in fig. 4 to 7, in this embodiment, four positioning pillars 321 are respectively disposed at the top of the fan shroud 32, the four positioning pillars 321 are defined as first positioning pillars 3213, the four first positioning pillars 3213 are symmetrically disposed on two sides of the central axis of the fan shroud 32 and extend in the vertical direction, two guide surfaces 3211 are disposed on each of the four first positioning pillars 3213, so as to guide the fan shroud during assembly, after the fan shroud is assembled in place, the guide surfaces 3211 are separated from the positioning holes 122, the bottom surface of the first positioning pillar 3213, which is connected to the guide surfaces 3211, is tightly attached to the positioning hole 122 of the mounting portion 12, and a gap is left between the side surface of the positioning pillar 321 and the positioning hole 122;
two positioning posts 321 and a buckle 322 are respectively disposed on the left and right sides of the fan shield 32, the buckle 322 is disposed between the two positioning posts 321, the lower positioning post 321 is defined as a second positioning post 3214, and the upper positioning post 321 is defined as a third positioning post 3215. The second positioning post 3214 and the third positioning post 3215 both extend along the horizontal direction to two sides, the upper side of the second positioning post 3214 is provided with a guiding surface 3211, the bottom side is provided with a supporting surface 3212, after the assembly is completed, the front side surface and the supporting surface 3212 of the second positioning post 3214 are tightly fitted with the positioning hole 122, the supporting surface 3212 abuts against the lower side edge of the positioning hole 122, so that the mounting portion can support the fan shroud 32 through the supporting surface 3212, thereby preventing the fan assembly 3 from falling down, the upper and lower sides of the third positioning post 3215 are provided with guiding surfaces 3211, respectively, during the installation and disassembly, the positioning hole 122 corresponding to the third positioning post 3215 is narrow at the top and wide at the bottom and adopts an inclined plane transition at the middle, the intermediate inclined plane also plays a guiding role during the assembly, after the assembly is completed, the front side surface of the third positioning post 3215 is tightly fitted with the narrower portion of the positioning hole 122, the buckle 322 is located at the rear side edge of the mounting portion 12, second positioning column 3214 and third positioning column 3215 can be prevented from failing due to deformation.
In order to ensure that the fan assembly 3 is stably and reliably installed, the bottom of the installation part 12 protrudes downwards from the bottom surface of the air duct shell 1 to form a locking position 125, a connecting hole 1251 penetrating through the locking position 125 is arranged on the front side and the rear side of the locking position, a threaded hole 323 is arranged on the front side of the fan shield 32 opposite to the connecting hole 1251, and a screw 4 is connected between the connecting hole 1251 and the threaded hole 323; the air duct shell 1 can be prevented from shaking front and back, left and right by the matched positioning of the positioning column 321 and the positioning hole 122 and the matched clamping of the buckle 322 and the fastening connection of the screw 4, the fan component 3 is prevented from falling downwards, and the installation is ensured to be firm and stable; in addition, the locking position 125 is convexly arranged at the bottom of the air duct shell 1, so that the hand can be conveniently stretched into the air duct shell for operation, and the fan assembly 3 can be further conveniently disassembled and assembled.
In this embodiment, in order to reduce the large-area contact with the installation portion 12 when the blower shield 32 is pushed or pulled, which results in large push-pull resistance, and because the large-area contact easily causes the interference due to the deformation, the positioning ribs 324 are provided along the upper side and the left and right sides of the blower shield 32, the positioning ribs 324 have the step portions 3241, the installation surface 123 which is matched with the contour shape of the positioning ribs 324 and is guided by the positioning ribs 324 is provided on the inner peripheral wall of the installation opening 121, that is, the step portion 3241 matched with the positioning ribs 324 is provided on the installation surface 123, thereby avoiding the large-area contact.
Specifically, the air duct casing 1 in this embodiment includes an air duct cover plate 13 and an air duct foam 14, an installation cavity 131 is opened at the top of the air duct cover plate 13, the evaporator 2 is installed in the installation cavity 131, the evaporator 2 is fixedly connected with the box body 100, the installation part 12 is installed on the air duct cover plate 13, and the air duct foam 14 is covered at the top of the installation cavity 131 of the air duct cover plate 13 to define the evaporator refrigeration chamber 11. As shown in fig. 2 and 3, the air duct foam 14 includes a lower air duct foam 14 and an upper air duct foam 141, the lower air duct foam 14 is disposed on the upper surface of the air duct housing 1, and the upper air duct foam 141 and the lower air duct foam 142 are joined to form the sealed evaporator cooling chamber 11.
In addition, in order to extract the condensed water on the outer surface of the evaporator 2, a water receiving groove 1311 is opened at a position near the rear side of the bottom surface of the installation cavity 131, as shown in fig. 3.
To sum up, in the refrigerator of the embodiment of the present application, the mounting portion 12 is disposed at the back of the air duct housing 1 of the overhead air duct system 200, the mounting portion 12 is provided with the mounting opening 121 with the open bottom, the fan assembly 3 is upwardly inserted into the mounting opening 121 through the bottom of the mounting opening 121 and detachably connected to the mounting portion 12, when the fan assembly 3 needs to be detached, only a hand needs to be inserted into the rear position of the bottom of the overhead air duct system 200 and the fan assembly 3 is pulled downward, the fan assembly 3 can pass through the front evaporator 2 and other components to detach the fan assembly 3 independently, and detachment is convenient; and when fan subassembly 3 is adorned into again to needs, directly can realize the installation with fan subassembly 3 up pushing away from the bottom of installing port 121, be convenient for pack back fan subassembly 3, change, and guarantee that the fan subassembly 3 that packs back again assembles in place.
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 (11)

1. A refrigerator, characterized by comprising:
the refrigerator comprises a box body, a door and a door, wherein one or more refrigerating chambers are arranged in the box body; and
an overhead duct system installed at the top of the refrigerating compartment located uppermost, the overhead duct system comprising:
the air duct shell is connected with the box body, an evaporator refrigeration chamber is arranged in the air duct shell, an installation part is arranged at the back of the air duct shell, the installation part is provided with an air outlet communicated with the evaporator refrigeration chamber and an installation opening communicated with the air outlet, and the bottom of the installation opening is open;
an evaporator installed in the evaporator cooling chamber; and
and the fan assembly passes through the bottom of the mounting opening and is upwards inserted into the mounting part and detachably connected with the mounting part.
2. The refrigerator of claim 1, wherein the blower assembly comprises:
a fan; and
the fan guard shield, the fan install in on the fan guard shield, just the fan subassembly passes through the fan guard shield with the installation department can be dismantled continuously.
3. The refrigerator as claimed in claim 2, wherein a positioning hole communicating with the mounting opening is formed at the top and/or left and right sides of the mounting portion;
the top and/or the left and right sides of the fan shield are provided with positioning columns which are matched and inserted into the positioning holes, and the top and/or the left and right sides of the fan shield are provided with buckles which are matched and clamped with the mounting parts.
4. The refrigerator as claimed in claim 3, wherein the end of each positioning post away from the mounting portion has an inclined guiding surface, and at least one positioning post has a supporting surface disposed horizontally and engaged with the lower edge of the positioning hole.
5. The refrigerator of claim 4, wherein a rear side of the mounting opening is open.
6. The refrigerator as claimed in claim 5, wherein a connection wall extending rearward is provided along an edge of the mounting opening, and the latch engages with left and right sides and a rear side of the connection wall.
7. The refrigerator as claimed in claim 6, wherein the top of the fan guard has one or more positioning posts, which are first positioning posts extending in a vertical direction, and at least one side of the first positioning posts is provided with the guide surface;
the left and right sides of fan guard shield all is equipped with two reference column and one the buckle is located below the reference column is the second reference column, is located above the reference column is the third reference column, the second reference column reaches the third reference column all extends along the horizontal direction, the buckle is located the second reference column with between the third reference column, the upside of second reference column has been seted up the spigot surface, the downside of second reference column is equipped with the holding surface, the upper and lower both sides of third reference column have all been seted up the spigot surface.
8. The refrigerator as claimed in claim 3, wherein a locking portion is formed at a position where the bottom of the mounting portion protrudes downward from the bottom surface of the air duct housing, the locking portion is provided with a connecting hole penetrating through the front and rear sides of the locking portion, a threaded hole is formed in a position of the front side surface of the fan guard opposite to the connecting hole, and a screw is connected between the connecting hole and the threaded hole.
9. The refrigerator as claimed in claim 2, wherein positioning ribs are provided along the upper side and left and right sides of the blower fan shroud, the positioning ribs have stepped portions, and mounting surfaces adapted to the positioning ribs in contour shape and guided by the positioning ribs are provided on the inner peripheral wall of the mounting opening.
10. The refrigerator according to any one of claims 1 to 9, wherein the duct housing includes:
the top of the air duct cover plate is provided with an installation cavity, the evaporator is installed in the installation cavity, the evaporator is fixedly connected with the box body, and the installation part is arranged on the air duct cover plate; and
and the air duct foam is covered on the top of the mounting cavity of the air duct cover plate so as to limit the evaporator refrigeration chamber.
11. The refrigerator as claimed in claim 10, wherein a water receiving groove is formed on a bottom surface of the installation cavity adjacent to a rear side thereof.
CN202011028760.5A 2020-09-24 2020-09-24 Refrigerator with a refrigerator body Active CN114251894B (en)

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CN102927761A (en) * 2012-11-19 2013-02-13 合肥美的荣事达电冰箱有限公司 Fan casing and refrigerator provided with same
DE102012014342A1 (en) * 2012-06-21 2013-12-24 Liebherr-Hausgeräte Ochsenhausen GmbH Refrigerator or freezer system comprises device with frost-free evaporator and device with static cooling with identical inner containers, where inner container comprises support area, which is designed in mechanically stable manner
CN204177022U (en) * 2014-09-11 2015-02-25 合肥美的电冰箱有限公司 Fan assembly and refrigerator
CN104792085A (en) * 2015-04-01 2015-07-22 合肥华凌股份有限公司 Refrigerator air duct structure and air cooling refrigerator
CN107421205A (en) * 2017-06-30 2017-12-01 青岛海尔特种电冰箱有限公司 Refrigerating device
US20180259241A1 (en) * 2017-03-10 2018-09-13 Lg Electronics Inc. Refrigerator
CN208688068U (en) * 2018-04-13 2019-04-02 青岛海尔股份有限公司 Horizontal and compressor overhead refrigerator at the top of evaporator

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013000968A2 (en) * 2011-06-27 2013-01-03 Arcelik Anonim Sirketi A refrigerator comprising a machine room
DE102012014342A1 (en) * 2012-06-21 2013-12-24 Liebherr-Hausgeräte Ochsenhausen GmbH Refrigerator or freezer system comprises device with frost-free evaporator and device with static cooling with identical inner containers, where inner container comprises support area, which is designed in mechanically stable manner
CN102927761A (en) * 2012-11-19 2013-02-13 合肥美的荣事达电冰箱有限公司 Fan casing and refrigerator provided with same
CN204177022U (en) * 2014-09-11 2015-02-25 合肥美的电冰箱有限公司 Fan assembly and refrigerator
CN104792085A (en) * 2015-04-01 2015-07-22 合肥华凌股份有限公司 Refrigerator air duct structure and air cooling refrigerator
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CN208688068U (en) * 2018-04-13 2019-04-02 青岛海尔股份有限公司 Horizontal and compressor overhead refrigerator at the top of evaporator

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