CN110375504B - Refrigerator with drainage mechanism - Google Patents

Refrigerator with drainage mechanism Download PDF

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Publication number
CN110375504B
CN110375504B CN201810332346.XA CN201810332346A CN110375504B CN 110375504 B CN110375504 B CN 110375504B CN 201810332346 A CN201810332346 A CN 201810332346A CN 110375504 B CN110375504 B CN 110375504B
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CN
China
Prior art keywords
refrigerator
cooling chamber
evaporator
space
guide surface
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Active
Application number
CN201810332346.XA
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Chinese (zh)
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CN110375504A (en
Inventor
王晶
野田俊典
张�浩
刘会
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Haier Smart Home Co Ltd
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Haier Smart Home Co Ltd
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Priority to CN201810332346.XA priority Critical patent/CN110375504B/en
Publication of CN110375504A publication Critical patent/CN110375504A/en
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Publication of CN110375504B publication Critical patent/CN110375504B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/14Collecting or removing condensed and defrost water; Drip trays
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2321/00Details or arrangements for defrosting; Preventing frosting; Removing condensed or defrost water, not provided for in other groups of this subclass
    • F25D2321/14Collecting condense or defrost water; Removing condense or defrost water

Abstract

The invention provides a refrigerator with a water draining mechanism. Wherein the refrigerator comprises: the box body is internally limited with a cooling chamber and at least one storage space, and the cooling chamber is arranged at the bottom of the box body and is positioned right below the storage space; the door body is arranged on the front surface of the box body and is used for operably opening and closing the storage space; the evaporator is horizontally arranged in the cooling chamber in a flat cube shape as a whole and is configured to provide cooling capacity for the storage space; a drain mechanism disposed in the cooling chamber below the evaporator, comprising: a main flow guide surface, a front flow guide surface and a side flow guide surface. According to the refrigerator, the cooling chamber is arranged at the bottom of the refrigerator body, the height of the lowest storage space of the refrigerator from the ground is increased, a user is prevented from bending down or squatting down to take and put articles, and the condensed water generated by the evaporator can be smoothly discharged to the outside of the refrigerator by the drainage mechanism, so that the working reliability of the evaporator is effectively ensured.

Description

Refrigerator with drainage mechanism
Technical Field
The invention relates to the field of household appliances, in particular to a refrigerator with a water draining mechanism.
Background
Along with the increasing development of society and the continuous improvement of living standard of people, the living rhythm of people is faster and faster, so that people are willing to buy a lot of foods in the refrigerator, and the refrigerator becomes one of the household appliances indispensable in daily life of people.
The existing refrigerator is generally provided with a plurality of storage spaces, and can be configured into a refrigerating space, a freezing space, a temperature changing space or a fresh-keeping space according to different purposes. The user is very inconvenient when using the storing space of refrigerator bottom, often need squat down and operate, influences user's use experience. In addition, when the storage space arranged at the bottom of the refrigerator is set to be drawer-type opening, as the compressor bin is often arranged at the rear side of the bottom of the refrigerator, the compressor bin needs to occupy a part of drawer space, so that the drawer is special-shaped, and the storage space at the bottom of the refrigerator cannot be fully utilized. Moreover, the existing refrigerator bottom drawer is too deep in the longitudinal direction, so that users need to spend too much time to find when taking things, and time and energy of the users are wasted.
Disclosure of Invention
An object of the present invention is to increase the height of a storage space at the bottom of a refrigerator from the ground and to reduce the operation of bending down to take and put articles by a user.
It is a further object of the present invention to improve the operational reliability of the evaporator.
In particular, the present invention provides a refrigerator. The refrigerator includes: the box body is internally limited with a cooling chamber and at least one storage space, and the cooling chamber is arranged at the bottom of the box body and is positioned right below the storage space; the door body is arranged on the front surface of the box body and is used for operably opening and closing the storage space; the evaporator is horizontally arranged in the cooling chamber in a flat cube shape as a whole and is configured to provide cooling capacity for the storage space; and a drainage mechanism provided in the cooling chamber below the evaporator, comprising: a main flow guide surface extending obliquely downward from back to front, the evaporator being laterally disposed on the main flow guide surface; a leading flow surface extending obliquely downward in a lateral direction from a first lateral end adjacent to a front end of a side edge of the leading flow surface to a second lateral end thereof; the side guide surface is arranged on one side of the second end part and extends downwards from front to back in an inclined way, and the rear end of the side guide surface is provided with a drain hole.
Optionally, the drainage mechanism is configured to: the condensed water generated by the guide evaporator flows through the main guide surface, the front guide surface and the side guide surface in sequence and is discharged to the outside of the refrigerator from the drain hole.
Optionally, the angles of the inclined planes of the main guide surface, the front guide surface and the side guide surface with the horizontal plane are all greater than or equal to 5 °.
Optionally, the drainage mechanism further comprises: and the air deflector is covered above the side guide surface so as to guide the air entering the cooling chamber through the drain hole to the front end of the evaporator.
Optionally, the refrigerator further includes: and the heating wires are embedded at the top and the bottom of the evaporator so as to defrost the evaporator.
Optionally, the storage space is a plurality of, including cold storage space and at least one freezing space, and the box includes: a freezing liner, the interior of which is defined with a cooling chamber and at least one freezing space positioned right above the cooling chamber; and the refrigerating liner is arranged right above the freezing liner, and a refrigerating space is defined in the refrigerating liner.
Optionally, the refrigerator further includes: the evaporator cover plate is covered above the evaporator and defines a cooling chamber together with the freezing liner.
Optionally, a refrigerating air return port communicated with the refrigerating space is arranged at the front end of the evaporator cover plate so as to realize air return of the refrigerating space to the cooling chamber.
Optionally, the refrigerator further includes: the air supply duct is arranged on the inner sides of the rear walls of the refrigeration inner container and the freezing inner container, the bottom end of the air supply duct is provided with an air supply inlet communicated with the cooling chamber, and air supply outlets are respectively arranged corresponding to the refrigeration space and the freezing space so as to transfer the cold energy provided by the evaporator to the storage space; and the return air duct is arranged on any side wall of the refrigeration liner and the freezing liner, the upper end of the return air duct is provided with a return air inlet communicated with the refrigeration space, and the lower end of the return air duct is provided with a return air outlet communicated with the cooling chamber so as to realize return air from the refrigeration space to the cooling chamber.
Optionally, the inside compressor storehouse that still has prescribing a limit to of box, compressor storehouse set up in the bottom of the case portion and be located the rear of cooling chamber, and the refrigerator still includes: the condenser, the heat dissipation fan and the compressor that transversely set gradually in the compressor storehouse to and evaporation dish, set up in the below of condenser to utilize the heat of condenser to make the evaporation dish in the moisture evaporation, and take away the moisture through the heat dissipation fan in order to dispel the heat.
The refrigerator of the present invention includes: the box body is internally limited with a cooling chamber and at least one storage space, and the cooling chamber is arranged at the bottom of the box body and is positioned right below the storage space; the door body is arranged on the front surface of the box body and is used for operably opening and closing the storage space; the evaporator is horizontally arranged in the cooling chamber in a flat cube shape as a whole and is configured to provide cooling capacity for the storage space; and a drainage mechanism provided in the cooling chamber below the evaporator, comprising: a main flow guide surface extending obliquely downward from back to front, the evaporator being laterally disposed on the main flow guide surface; a leading flow surface extending obliquely downward in a lateral direction from a first lateral end adjacent to a front end of a side edge of the leading flow surface to a second lateral end thereof; the side guide surface is arranged on one side of the second end part and extends downwards from front to back in an inclined way, and the rear end of the side guide surface is provided with a drain hole. The cooling chamber is arranged at the bottom of the box body and is positioned under the storage space, so that the height of the storage space at the lowest part of the refrigerator from the ground can be effectively increased, the operation of taking and placing objects by a user during bending or squatting is avoided, and the use experience of the user is improved. The drainage mechanism can enable condensed water generated by the evaporator to be smoothly discharged to the outside of the refrigerator, and the working reliability of the evaporator is effectively guaranteed.
Further, the refrigerator of the present invention, the drain mechanism further comprises: and the air deflector is covered above the side guide surface so as to guide the air entering the cooling chamber through the drain hole to the front end of the evaporator. High-temperature and high-humidity air possibly existing in the cooling chamber is evaporated under the action of the evaporator, and quality accidents caused by inflow of external air of the refrigerator are prevented. In addition, when debris that exists in the refrigerator drops to the cooling chamber, can be in the effect of leading guide surface under the landing to leading guide surface, be convenient for clear up, promote user's use experience.
Furthermore, the refrigerator provided by the invention has the advantages that the compressor bin is arranged at the rear part of the cooling chamber, so that the storage space above the compressor bin and the cooling chamber is realized as a plane space, and the utilization rate of the storage space is improved compared with that of a special-shaped space. In addition, the depth of the storage space is effectively reduced, so that the storage of the articles is changed from stacked storage to unfolded storage, the users can find the articles conveniently, the time and energy of the users are saved, and the use experience of the users is further improved. The condenser, the heat dissipation fan and the compressor are arranged in the compressor bin in sequence along the transverse direction, so that the space is effectively utilized while the technical requirements are met, and the area occupying the storage space is reduced.
The above, as well as additional objectives, advantages, and features of the present invention will become apparent to those skilled in the art from the following detailed description of a specific embodiment of the present invention when read in conjunction with the accompanying drawings.
Drawings
Some specific embodiments of the invention will be described in detail hereinafter by way of example and not by way of limitation with reference to the accompanying drawings. The same reference numbers will be used throughout the drawings to refer to the same or like parts or portions. It will be appreciated by those skilled in the art that the drawings are not necessarily drawn to scale. In the accompanying drawings:
fig. 1 is a schematic view of a structure of a refrigerator according to an embodiment of the present invention;
fig. 2 is an internal schematic view of a refrigerator according to an embodiment of the present invention;
fig. 3 is an exploded view of a refrigerator according to an embodiment of the present invention;
fig. 4 is a partial schematic view of a refrigerator according to an embodiment of the present invention;
fig. 5 is a schematic view of a drain mechanism in a refrigerator according to an embodiment of the present invention;
fig. 6 is a partial schematic view of a drain mechanism in a refrigerator according to an embodiment of the present invention;
fig. 7 is a partial schematic view of a refrigerator according to another embodiment of the present invention;
fig. 8 is a schematic view of a structure of a bottom of a case of a refrigerator according to an embodiment of the present invention; and
fig. 9 is an exploded view of fig. 8.
Detailed Description
The embodiment firstly provides a refrigerator, through setting up the cooling chamber in the bottom half of refrigerator to transversely put the cooling chamber with the evaporimeter, can effectively increase the height of refrigerator below's storing space distance ground, avoid the user to bend down or squat down and get the operation of putting article, promote user's use experience. The drainage mechanism arranged in the refrigerator can smoothly drain condensed water generated by the evaporator to the outside of the refrigerator, so that the working reliability of the evaporator is effectively ensured. Fig. 1 is a schematic view of a structure of a refrigerator 100 according to an embodiment of the present invention, fig. 2 is an internal schematic view of the refrigerator 100 according to an embodiment of the present invention, fig. 3 is an exploded schematic view of the refrigerator 100 according to an embodiment of the present invention, fig. 4 is a partial schematic view of the refrigerator 100 according to an embodiment of the present invention, fig. 5 is a schematic view of a drain mechanism 40 in the refrigerator 100 according to an embodiment of the present invention, and fig. 6 is a partial schematic view of the drain mechanism 40 in the refrigerator 100 according to an embodiment of the present invention. As shown in fig. 1 to 6, the refrigerator 100 of the present embodiment may generally include: the case 10, the door 20, the evaporator 21, and the drain mechanism 40.
The box 10 defines a cooling chamber 11 and at least one storage space therein, and the cooling chamber 11 is disposed at the bottom of the box 10 and directly below the storage space. As shown in fig. 2, the refrigerator 100 of the present embodiment may include three storage spaces arranged from top to bottom: a first space 131, a second space 132, and a third space 133. The three storage spaces can be configured into a refrigerating space, a freezing space, a temperature changing space or a fresh-keeping space according to different purposes. Each storage space may be divided into a plurality of storage areas by a division plate, and the storage of articles using racks or drawers.
The refrigerator 100 of the present embodiment has a plurality of storage spaces including a refrigerating space and at least one freezing space. As shown in fig. 2 and 3, the case 10 may include: a refrigerated liner 72 and a frozen liner 71. The freezing liner 71 defines therein a cooling chamber 11 and at least one freezing space located directly above the cooling chamber 11. The refrigerating liner 72 is disposed right above the freezing liner 71, and defines a refrigerating space therein. Specifically, the first space 131 is defined inside the refrigeration liner 72 of the present embodiment, and may be provided as a refrigeration space, the second space 132, the third space 133, and the cooling chamber 11 are defined inside the freezing liner 71, and the second space 132 and the third space 133 may be provided as a freezing space, and the cooling chamber 11 is provided directly below the second space 132 and the third space 133.
In addition, the case 10 may further include: a housing 60 and an insulating layer (not shown). Wherein the housing 60 is disposed outside the freezing liner 71 and the refrigerating liner 72. The heat insulating layer is disposed between the casing 60 and the refrigerating liner 72 and the freezing liner 71 to insulate the heat outside the refrigerator 100.
The door 20 is provided at the front surface of the case 10 to operatively open and close the storage space. The door 20 is disposed corresponding to the storage spaces, i.e., each storage space corresponds to one or more doors. The door 20 may be pivotally disposed on the front surface of the case 10, for example, the door of the first space 131 of the present embodiment may be pivotally opened. The second space 132 and the third space 133 of the present embodiment may be drawer-type opened. The bottoms of the second space 132 and the third space 133 may be provided with drawer slides to ensure a gentle effect and noise reduction in the opening and closing process of the drawer.
The evaporator 21 is disposed horizontally in the cooling chamber 11 in a flat cubic shape as a whole, and is configured to supply cooling energy to the storage space. The evaporator 21 is horizontally arranged in the cooling chamber 11 in a flat cube shape, namely, the long and wide surfaces of the evaporator 21 are parallel to the horizontal plane, and the thickness surface is perpendicular to the horizontal plane. The evaporator 21 provides different amounts of cold to the various types of storage spaces, so that the temperatures within the various types of storage spaces are also different. For example, the temperature in the refrigerated space is generally between 2 ℃ and 10 ℃, preferably between 4 ℃ and 7 ℃. The temperature in the refrigerated space is generally in the range of-22 ℃ to-14 ℃. The optimal storage temperatures of different kinds of articles are not the same, and thus the storage spaces suitable for storage are not the same. For example, fruits and vegetables are suitable for storage in a refrigerated space or a fresh-keeping space, and meat is suitable for storage in a frozen space.
As shown in fig. 4 to 6, a drainage mechanism 40 may be provided to the cooling chamber 11 below the evaporator 21. The drainage mechanism 40 includes: a main guide surface 41, a front guide surface 42, and a side guide surface 43. Wherein the main flow surface 41, which extends obliquely downward from back to front, the evaporator 21 is laterally disposed on the main flow surface 41. A leading flow surface 42 extending obliquely downward in the lateral direction from a first lateral end 421 adjacent to the front end of the side edge of the main flow surface 41 to a second lateral end 422 thereof. The side diversion surface 43 is disposed on the second end 422 side and extends downward from front to back, and the rear end thereof is provided with a drain hole 431.
The drainage mechanism 40 may be configured to: the condensed water generated by the guide evaporator 21 sequentially flows through the main guide surface 41, the front guide surface 42, and the side guide surface 43, and is discharged from the drain hole 431 to the outside of the refrigerator 100. Specifically, the condensed water generated from the evaporator 21 first flows into the front guide surface 42 entirely along the main guide surface 41, then flows into the side guide surface 43 under the action of the inclined surface of the front guide surface 42 and gravity, and is discharged to the outside of the refrigerator 100 through the drain hole 431 also under the action of gravity and the inclined surface of the side guide surface 43. In a preferred embodiment, the inclined surfaces of the main guide surface 41, the front guide surface 42 and the side guide surface 43 are each at an angle of 5 ° or more from the horizontal, so that condensed water can be ensured to flow through the respective portions of the drain mechanism 40 in the above-described order and finally be discharged from the drain hole 431.
As shown in fig. 5, the drainage mechanism 40 may further include: and an air deflector 44. The air deflector 44 may be provided over the side guide surface 43 to guide the air entering the cooling chamber 11 through the drain hole 431 to the front end of the evaporator 21. Since the air having a possibly high temperature and high humidity is introduced into the cooling chamber 11, the refrigerator 100 can be evaporated by the evaporator 21, thereby preventing a quality accident due to inflow of external air. In addition, when sundries in the refrigerator 100 fall into the cooling chamber 11, the sundries slide down to the front guide surface 42 under the action of the main guide surface 41, so that cleaning is facilitated, and the use experience of a user is improved.
In addition, the refrigerator 100 of the present embodiment may further include: the heater strip 211 is embedded at the top and the bottom of the evaporator 21 to defrost the evaporator 21, so that the normal operation of the evaporator 21 is avoided from being affected by the frosting, and the melted condensed water can be timely discharged through the water discharging mechanism 40, so that the operational reliability of the evaporator 21 is further ensured. Specifically, the heating wire 211 may be an aluminum tube heating wire, since aluminum metal may enhance the heat conduction effect, and thus may ensure the defrosting of the evaporator 21. The heating wire 211 can be embedded in a channel formed by a plurality of fin notches of the evaporator 21, and can be integrally arranged at the top and the bottom of the evaporator 21 to directly heat the evaporator 21, so that the defrosting effect is improved.
As shown in fig. 3, the refrigerator 100 may further include: the evaporator cover 111 is disposed over the evaporator 21 and defines the cooling chamber 11 together with the refrigeration liner 71. In a preferred embodiment, the front end of the evaporator cover 111 is provided with a refrigeration return air port 112 in communication with the refrigerated space to effect return air of the refrigerated space to the cooling compartment 11. Specifically, the refrigeration return 112 may be shutter-shaped. The second space 132 and the third space 133 of the present embodiment are used as refrigerating spaces, and return air to the cooling chamber 11 can be realized through the refrigerating return air port 112.
Fig. 7 is a partial schematic view of a refrigerator 100 according to another embodiment of the present invention. As shown in fig. 3, the refrigerator 100 may further include: an air supply duct 31 and a return air duct 32. The air supply duct 31 is disposed inside the rear walls of the refrigeration liner 72 and the freezing liner 71, as shown in fig. 3 and 7, and has an air supply inlet 312 at the bottom end thereof for communicating with the cooling chamber 11, and an air supply outlet 311 corresponding to the refrigeration space and the freezing space, respectively, so as to transfer the cooling capacity provided by the evaporator 21 to the storage space. Since the air supply outlet 311 is located at the rear side of each storage space, the cooling capacity of each storage space is transferred from the rear side to the front side. In a preferred embodiment, as shown in fig. 7, a cooling fan 22 may be further disposed at the rear side of the evaporator 21, the cooling fan 22 may be disposed at the rear side of the evaporator 21 in a forward tilting manner, and the air outlet direction of the cooling fan 22 may face the air supply inlet 312, so that the cooling capacity generated by the evaporator 21 smoothly enters the air supply duct 31.
As shown in fig. 3, the return air duct 32 may be disposed on any side wall of the refrigerating liner 72 and the freezing liner 71, and has a return air inlet at an upper end thereof for communicating with the refrigerating space, and a return air outlet at a lower end thereof for communicating with the cooling chamber 11, so as to return the refrigerating space to the cooling chamber 11. In a preferred embodiment, the return air duct 32 may be provided in two and may be symmetrically disposed on both sidewalls of the refrigeration liner 72 and the freezing liner 71.
The first space 131 in this embodiment is a refrigerating space, and an independent temperature changing space may be further disposed inside the first space. The temperature change space can be internally provided with a heater, so that the article can be heated in a closed manner, and the temperature of the external refrigeration space is not influenced when the article is heated. Thus, as shown in fig. 7, a refrigerating air return inlet 321 and a temperature-changing air return inlet 322 are provided at the first space 131 in this embodiment, so that both the refrigerating space and the temperature-changing space can independently realize air return through the air return duct 32. After the air in the refrigerating space and the temperature changing space is returned to the cooling chamber 11, the evaporator 21 can be effectively defrosted.
Fig. 8 is a schematic view of the structure of the bottom of the case 60 of the refrigerator 100 according to an embodiment of the present invention, and fig. 9 is an exploded schematic view of fig. 8. As shown in fig. 5 and 6, the housing 60 may include: a first base plate 61, a second base plate 62 and an air guiding cover plate 63. The first bottom plate 61 is disposed below the freezing liner 71, and includes: a front bottom plate 611 positioned at a front side of a bottom of the refrigerator 100, a tilting plate 612 extending obliquely upward and rearward from a rear end of the front bottom plate 611, and a rear top plate 613 extending rearward from an upper end of the tilting plate 612, the tilting plate 612 being provided with a window 614. The second bottom plate 62 is positioned below the rear top plate 613, and a gap is formed between the front end of the second bottom plate 62 and the rear end of the front bottom plate 611. The air guiding cover plate 63 is covered at the window 614 and divides the gap into a heat dissipation air inlet 121 and a heat dissipation air outlet 122.
In addition, the housing 60 may further include: the two side plates 64 and one back plate 65 are configured to define, in combination with the back top plate 613 and the second bottom plate 62, a compressor compartment 12, the compressor compartment 12 being located rearward of the cooling compartment 11. The refrigerator 100 may further include: the condenser 25, the heat dissipation fan 24 and the compressor 23 are sequentially arranged in the compressor bin 12 along the transverse direction, the condenser 25 is arranged on one side close to the heat dissipation air inlet 121, the compressor 23 is arranged on one side close to the heat dissipation air outlet 122, and the heat dissipation fan 24 is arranged between the condenser 25 and the compressor 23. The components are arranged in the compressor bin 12 in such a way that the space is effectively utilized while the technical requirements are met, and the area occupying the storage space is reduced. In a specific embodiment, the refrigerator 100 may further include: the evaporation pan 50 is disposed below the condenser 25, so as to evaporate the moisture in the evaporation pan 50 by using the heat of the condenser 25, and take away the moisture by the heat dissipation fan 24 to dissipate heat.
It should be noted that, the refrigerator 100 of the embodiment may be an embedded refrigerator, and in order to ensure the overall aesthetic degree, the reserved distance between the embedded refrigerator and the surrounding walls or cabinets is smaller, and the bottom air inlet and bottom air outlet may be adopted. Therefore, the refrigerator 100 of the embodiment is provided with the heat dissipation air inlet 121 and the heat dissipation air outlet 122 at the bottom of the casing 60, and the air outside the refrigerator 100 enters the compressor bin 12 from the heat dissipation air inlet 121, sequentially passes through the condenser 25, the heat dissipation fan 24 and the compressor 23, and flows out from the heat dissipation air outlet 122, so that the whole heat dissipation cycle process is reasonably completed.
The refrigerator 100 of the present embodiment includes: the box body 10 is internally limited with a cooling chamber 11 and at least one storage space, wherein the cooling chamber 11 is arranged at the bottom of the box body 10 and is positioned right below the storage space; a door body 20 provided at a front surface of the case body 10 to operatively open and close the storage space; an evaporator 21 which is horizontally arranged in a flat cube shape in the cooling chamber as a whole and is configured to supply cold to the storage space; and a drainage mechanism 40 provided in the cooling chamber 11 below the evaporator 21, including: a main flow guide surface 41 extending obliquely downward from rear to front, the evaporator 21 being laterally disposed on the main flow guide surface 41; a leading flow surface 42 extending obliquely downward in the lateral direction from a first lateral end 421 adjacent to the front end of the side edge of the main flow surface 41 to a second lateral end 422 thereof; the side diversion surface 43 is disposed on the second end 422 side and extends downward from front to back, and the rear end thereof is provided with a drain hole 431. The cooling chamber 11 is arranged at the bottom of the box body 10 and is positioned under the storage space, so that the height of the storage space at the lowest part of the refrigerator 100 from the ground can be effectively increased, the user is prevented from bending down or squatting down to take and put articles, and the use experience of the user is improved. The drain mechanism 40 can smoothly drain the condensed water generated by the evaporator 21 to the outside of the refrigerator 100, and effectively ensure the operational reliability of the evaporator 21.
Further, the refrigerator 100 of the present embodiment, the drain mechanism 40 further includes: an air deflector 44 is provided over the side guide surface 43 so as to guide the air entering the cooling chamber 11 through the drain hole 431 to the front end of the evaporator 21. It is ensured that high temperature and high humidity air possibly existing in the cooling chamber 11 is evaporated by the evaporator 21, and the refrigerator 100 is prevented from quality accidents due to inflow of external air. In addition, when sundries in the refrigerator 100 fall into the cooling chamber 11, the sundries slide down to the front guide surface 42 under the action of the main guide surface 41, so that cleaning is facilitated, and the use experience of a user is improved.
Further, in the refrigerator 100 of the present embodiment, the compressor compartment 12 is disposed at the rear portion of the cooling chamber 11, so that the storage space above the compressor compartment 12 and the cooling chamber 11 is realized as a planar space, and the availability of the storage space is improved compared to a special-shaped space. In addition, the depth of the storage space is effectively reduced, so that the storage of the articles is changed from stacked storage to unfolded storage, the users can find the articles conveniently, the time and energy of the users are saved, and the use experience of the users is further improved. The condenser 25, the heat dissipation fan 24 and the compressor 23 are arranged in the compressor bin 12 in sequence along the transverse direction, the condenser 25 is arranged on one side close to the heat dissipation air inlet 121, the compressor 23 is arranged on one side close to the heat dissipation air outlet 122, the heat dissipation fan 24 is arranged between the condenser 25 and the compressor 23, so that the space is effectively utilized while the technical requirements are met, and the area occupying the storage space is reduced.
By now it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been shown and described herein in detail, many other variations or modifications of the invention consistent with the principles of the invention may be directly ascertained or inferred from the present disclosure without departing from the spirit and scope of the invention. Accordingly, the scope of the present invention should be understood and deemed to cover all such other variations or modifications.

Claims (10)

1. A refrigerator, comprising:
the box body is internally limited with a cooling chamber and at least one storage space, and the cooling chamber is arranged at the bottom of the box body and is positioned right below the storage space;
the door body is arranged on the front surface of the box body and is used for operably opening and closing the storage space;
an evaporator which is horizontally arranged in the cooling chamber in a flat cube shape as a whole and is configured to provide cooling capacity for the storage space; and
a drain mechanism disposed in the cooling chamber and below the evaporator, comprising:
a main flow guide surface extending obliquely downward from back to front, the evaporator being disposed transversely to the main flow guide surface;
a leading flow surface extending obliquely downward in a lateral direction from a first lateral end adjacent to a front end of a side edge of the main flow surface to a second lateral end thereof;
the side guide surface is arranged on one side of the second end part and extends downwards from front to back in an inclined way, and the rear end of the side guide surface is provided with a drain hole.
2. The refrigerator of claim 1, wherein the drain mechanism is configured to:
and guiding condensed water generated by the evaporator to sequentially flow through the main guide surface, the front guide surface and the side guide surface, and discharging the condensed water from the drain hole to the outside of the refrigerator.
3. The refrigerator of claim 1, wherein,
the angles of the inclined planes of the main guide surface, the front guide surface and the side guide surface and the horizontal plane are all more than or equal to 5 degrees.
4. The refrigerator of claim 1, wherein the drain mechanism further comprises:
and the air deflector is covered above the side guide surface so as to guide the air entering the cooling chamber through the drain hole to the front end of the evaporator.
5. The refrigerator of claim 1, further comprising:
and the heating wires are embedded at the top and the bottom of the evaporator so as to defrost the evaporator.
6. The refrigerator of claim 1, wherein,
the storage space is multiple, comprises a refrigerating space and at least one freezing space, and
the box includes: a freezing liner having the cooling chamber and at least one freezing space located directly above the cooling chamber defined therein; and the refrigerating liner is arranged right above the freezing liner, and the refrigerating space is limited in the refrigerating liner.
7. The refrigerator of claim 6, further comprising:
the evaporator cover plate is covered above the evaporator and defines the cooling chamber together with the freezing liner.
8. The refrigerator of claim 7, wherein,
the front end of the evaporator cover plate is provided with a refrigerating air return opening communicated with the refrigerating space so as to enable the refrigerating space to return air to the cooling chamber.
9. The refrigerator of claim 6, further comprising:
the air supply duct is arranged on the inner sides of the rear walls of the refrigerating inner container and the freezing inner container, the bottom end of the air supply duct is provided with an air supply inlet communicated with the cooling chamber, and air supply outlets are respectively arranged corresponding to the refrigerating space and the freezing space so as to transfer the cold energy provided by the evaporator to the storage space; and
the air return duct is arranged on any side wall of the refrigeration liner and any side wall of the refrigeration liner, the upper end of the air return duct is provided with an air return inlet communicated with the refrigeration space, and the lower end of the air return duct is provided with an air return outlet communicated with the cooling chamber so as to realize air return from the refrigeration space to the cooling chamber.
10. The refrigerator of claim 1, wherein,
the inside of the box body is also limited with a compressor bin which is arranged at the bottom of the box body and is positioned at the rear of the cooling chamber,
the refrigerator further includes: the condenser, the heat dissipation fan and the compressor which are arranged in the compressor bin in sequence along the transverse direction, and the evaporation pan are arranged below the condenser, so that the water in the evaporation pan is evaporated by utilizing the heat of the condenser, and the water is taken away by the heat dissipation fan to dissipate heat.
CN201810332346.XA 2018-04-13 2018-04-13 Refrigerator with drainage mechanism Active CN110375504B (en)

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CN114076468A (en) * 2020-08-18 2022-02-22 青岛海尔电冰箱有限公司 Refrigerator with evaporator arranged at bottom of refrigerator body
CN114076466B (en) * 2020-08-18 2023-01-20 青岛海尔电冰箱有限公司 Air-cooled refrigerator with evaporator arranged at bottom of refrigerator body

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CN107883645A (en) * 2016-09-29 2018-04-06 Lg电子株式会社 Refrigerator
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US5499514A (en) * 1994-09-15 1996-03-19 Whirlpool Corporation Defrost water drain system for a refrigerator
BR7700385U (en) * 1997-01-06 1998-09-29 Almeida Gaudencio Rogerio De Provisions introduced in the refrigeration system of refrigerated displays
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