CN219810108U - Liner assembly for refrigerator and refrigerator - Google Patents

Abstract

The utility model relates to the technical field of refrigeration equipment, and discloses an inner container assembly for a refrigerator and the refrigerator. A liner assembly for a refrigerator includes: the inner container comprises a plurality of side walls, an inner space is formed by enclosing the side walls, and at least one side wall defines an air supply channel; the fan is communicated with the air supply air duct and used for driving air flow to flow in the air supply air duct and flow out through the air supply opening; wherein, the quantity of air supply wind channel is a plurality of, and a plurality of air supply wind channels include: the inlet of the first air supply air channel is communicated with the fan, and the first air supply air channel is provided with a first air supply opening; and the inlet of the second air supply air channel is communicated with the first air supply air channel, and the first air supply air channel and the second air supply air channel are arranged at intervals along the height direction or the horizontal direction. Like this the second air supply wind channel does not receive the restriction of fan position, can adjust and set up the position and the quantity in second air supply wind channel according to the demand, and then improve the air-out volume and the air-out area of lateral wall, improve the refrigeration efficiency of freezer.

Description

Liner assembly for refrigerator and refrigerator

Technical Field

The utility model relates to the technical field of refrigeration equipment, in particular to an inner container assembly for a refrigerator and the refrigerator.

Background

At present, a large-scale horizontal refrigerator with a foam door on the market generally adopts a direct-cooling refrigeration mode, and in the use process, as the number of times of opening and closing the door is increased, frost and even ice can be formed on the refrigerator liner, so that the problem of defrosting is brought to a user, and meanwhile, the problems of reduction of storage space and rising of energy consumption can be caused.

In the related art, an air-cooled refrigerator is provided with an air-cooled component, and the air-cooled component generally comprises a refrigerating cavity, an evaporator, a fan, an air duct and the like. The evaporator exchanges heat with the air flow to form a refrigerating air flow, and the fan is used for driving the refrigerating air flow to flow. The frosting in the refrigerator can be reduced through air cooling refrigeration.

In the process of implementing the embodiments of the present disclosure, it is found that at least the following problems exist in the related art:

in the related art, the air supply port of the air-cooled refrigerator affects the refrigerating efficiency of the refrigerator, and in order to increase the air outlet area of the air supply port in the related art, a plurality of air supply air channels are generally arranged on one side wall, and a plurality of air supply air channels are mostly arranged in parallel, that is to say, a fan drives air flow to a plurality of air supply air channels simultaneously, so that the position of the air supply air channel is limited by the position of the fan, and an air outlet shell of the fan needs to be improved so that the fan can meet different numbers of air supply air channels. This increases the cost of production of the cooler and increases the complexity of the cooler.

It should be noted that the information disclosed in the above background section is only for enhancing understanding of the background of the utility model and thus may include information that does not form the prior art that is already known to those of ordinary skill in the art.

Disclosure of Invention

The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview, and is intended to neither identify key/critical elements nor delineate the scope of such embodiments, but is intended as a prelude to the more detailed description that follows.

The embodiment of the disclosure provides a liner assembly for a refrigerator and the refrigerator, so that the air outlet area of the side wall of the refrigerator can be increased, the structural complexity of the refrigerator can be reduced, and the cost of the refrigerator is reduced.

The embodiment of the disclosure provides a liner assembly for a refrigerator, the liner assembly for a refrigerator includes: the liner comprises a plurality of side walls, wherein the side walls enclose an inner space, and at least one side wall defines an air supply channel with an air supply port; the fan is communicated with the air supply air duct and used for driving air flow to flow in the air supply air duct and flow out through the air supply opening; wherein, the quantity of air supply wind channel is a plurality of, and is a plurality of air supply wind channel includes: the inlet of the first air supply air channel is communicated with the fan, and a first air supply opening is formed in the first air supply air channel; a second air supply duct is arranged on the air inlet, an inlet of the second air supply air duct is communicated with the first air supply air duct, so that air in the first air supply air duct flows into the second air supply air duct through the communication air duct; the first air supply duct and the second air supply duct are arranged at intervals along the height direction or the horizontal direction.

Optionally, the first air supply duct is provided with a plurality of first air supply openings, and the plurality of first air supply openings are sequentially arranged at intervals along the extending direction of the first air supply duct; and/or the second air supply duct is provided with one or more second air supply openings, and the second air supply openings are sequentially arranged at intervals along the extending direction of the second air supply duct.

The first air supply duct and the second air supply duct extend along the horizontal direction, the at least one side wall further defines a connecting air duct, and the connecting air duct is communicated between the first air supply duct and the second air supply duct.

Optionally, the communication air duct is communicated between the same ends of the first air supply air duct and the second air supply air duct; and/or, one or more third air supply outlets are formed in the communication air duct, and when the number of the third air supply outlets is multiple, the third air supply outlets are sequentially arranged at intervals along the extending direction of the communication air duct.

Optionally, the first air supply duct is located above the second air supply duct.

Optionally, the fan is located in the at least one side wall, and the fan is located at one side of the first air supply duct.

Optionally, the number of the first air supply channels is one or more, and when the number of the first air supply channels is multiple, the multiple first air supply channels are arranged on the at least one side wall at intervals, and inlets of the multiple first air supply channels are all communicated with the fan; and/or the number of the second air supply channels is one or more, and when the number of the second air supply channels is a plurality of the second air supply channels, the plurality of the second air supply channels are arranged on at least one side wall at intervals.

Optionally, the plurality of side walls comprises: a first sidewall; the second side wall is arranged opposite to the first side wall, and the second side wall and the first side wall are sequentially arranged along the width direction of the liner; the first side wall and/or the second side wall is/are provided with the air supply duct.

The embodiment of the disclosure also provides a refrigerator, which comprises: a liner assembly for a refrigerator as in any one of the above embodiments; the return air cover plate is positioned in the inner space and divides the inner space into a storage cavity and a refrigerating cavity, and is provided with a return air inlet; the evaporator is positioned in the refrigerating cavity, and the fan drives air flow in the refrigerating cavity to flow into the storage cavity through the air supply duct and then flow back into the refrigerating cavity from the storage cavity through the air return opening.

Optionally, the bottom wall of the liner is raised upwards to form a step, and the evaporator is obliquely arranged on the step along the width direction of the liner; and/or when the first side wall is provided with an air supply duct, the distance between the air return opening and the first side wall is greater than the distance between the air return opening and the second side wall.

The embodiment of the disclosure provides a liner assembly for a refrigerator and the refrigerator, which can realize the following technical effects:

the fan is communicated with the inlet of the first air supply air channel, and the inlet of the second air supply air channel is communicated with the first air supply air channel, so that the fan drives air flow to flow into the first air supply air channel and then flow into the second air supply air channel. It can be understood that: the first air supply channel and the second air supply channel are arranged in series, so that the first air supply channel is used as a main air supply channel to be communicated with the fan, then air flow in the first air supply channel can flow into the second air supply channel again, the second air supply channel is not limited by the position of the fan, the position and the number of the second air supply channels can be adjusted and set according to requirements, the air outlet quantity and the air outlet area of the side wall are improved, and the refrigerating efficiency of the refrigerator is improved. And need not to adjust the air outlet of fan, also need not to change the casing of fan, just can realize a plurality of air supply wind channels of a side wall, reduced the cost and the structure complexity of freezer.

The foregoing general description and the following description are exemplary and explanatory only and are not restrictive of the utility model.

Drawings

One or more embodiments are illustrated by way of example and not limitation in the figures of the accompanying drawings, in which like references indicate similar elements, and in which like reference numerals refer to similar elements, and in which:

FIG. 1 is a schematic view of a sidewall structure provided by an embodiment of the present disclosure;

FIG. 2 is a schematic cross-sectional view of a liner according to an embodiment of the present disclosure;

fig. 3 is a schematic diagram of a matching structure of an inner container and a return air cover plate according to an embodiment of the disclosure;

FIG. 4 is a schematic diagram of a fitting structure of an inner liner and an evaporator according to an embodiment of the present disclosure;

FIG. 5 is a schematic view of another cross-sectional structure of an inner liner provided in an embodiment of the present disclosure;

fig. 6 is a schematic diagram of a matching structure between another liner and a return air cover according to an embodiment of the present disclosure;

fig. 7 is a schematic cross-sectional view of another liner according to an embodiment of the present disclosure.

Reference numerals:

10. an inner container; 101. a storage cavity; 102. a refrigerating chamber; 1021. a foreign body compartment; 103. an air supply duct; 1031. an air supply port; 1032. a first air supply duct; 1033. a second air supply duct; 1034. the air duct is communicated; 1035. a first air supply port; 1036. a second air supply port; 104. a first sidewall; 105. a second sidewall; 106. a third sidewall; 107. a bottom wall; 109. an air duct cover plate; 20. an evaporator; 40. a return air cover plate; 401. an air return port; 4011. a first return air inlet; 4012. a second return air inlet; 4013. a third return air inlet; 50. a step; 501. a water outlet; 70. a blower; 80. a door body; 801. a diversion channel.

Detailed Description

So that the manner in which the features and techniques of the disclosed embodiments can be understood in more detail, a more particular description of the embodiments of the disclosure, briefly summarized below, may be had by reference to the appended drawings, which are not intended to be limiting of the embodiments of the disclosure. In the following description of the technology, for purposes of explanation, numerous details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, one or more embodiments may still be practiced without these details. In other instances, well-known structures and devices may be shown simplified in order to simplify the drawing.

The terms first, second and the like in the description and in the claims of the embodiments of the disclosure and in the above-described figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe embodiments of the present disclosure. Furthermore, the terms "comprise" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion.

In the embodiments of the present disclosure, the terms "upper", "lower", "inner", "middle", "outer", "front", "rear", and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are used primarily to better describe embodiments of the present disclosure and embodiments thereof and are not intended to limit the indicated device, element, or component to a particular orientation or to be constructed and operated in a particular orientation. Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the embodiments of the present disclosure will be understood by those of ordinary skill in the art in view of the specific circumstances.

In addition, the terms "disposed," "connected," "secured" and "affixed" are to be construed broadly. For example, "connected" may be in a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the embodiments of the present disclosure may be understood by those of ordinary skill in the art according to specific circumstances.

The term "plurality" means two or more, unless otherwise indicated.

The term "and/or" is an associative relationship that describes an object, meaning that there may be three relationships. For example, a and/or B, represent: a or B, or, A and B.

It should be noted that, without conflict, the embodiments of the present disclosure and features of the embodiments may be combined with each other.

Referring to fig. 1 to 7, embodiments of the present disclosure provide a refrigerator, in particular, an air-cooled refrigerator, and specifically, an air-cooled horizontal refrigerator. The refrigerator comprises a box body and a door body 80, wherein the door body 80 is movably positioned above the box body. The box body comprises a box shell, an inner container 10 and a foaming layer, wherein the inner container 10 is positioned inside the box shell, and the foaming layer is positioned between the box shell and the inner container 10. Optionally, the foaming layer is a thermal insulation material.

As shown in fig. 3 and 6, the liner 10 includes a plurality of side walls including a front side wall, a rear side wall, a left side wall, and a right side wall, and a bottom wall 107. The front side wall and the rear side wall are disposed opposite to each other and are located at the front and rear ends of the bottom wall 107, respectively, and both extend upward. The left side wall and the right side wall are disposed opposite to each other, and are located at the left and right ends of the bottom wall 107, respectively, and extend upward. The bottom wall 107, front side wall, rear side wall, left side wall, and right side wall collectively enclose an internal space. The interior space has an opening, the opening is upward, and the door 80 is movably covered over the opening.

For convenience of description, the present utility model defines the front-rear direction as the width direction and the left-right direction as the length direction.

The plurality of side walls and the bottom wall 107 enclose together to form an inner space, wherein at least one side wall is provided with an air supply duct 103, the inner space comprises a storage cavity 101, and an inlet of the storage cavity 101 is communicated with an air supply port 1031 of the air supply duct 103. The liner 10 is also provided with a refrigerating cavity 102, an outlet of the refrigerating cavity 102 is communicated with an inlet of the air supply duct 103, air flow of the storage cavity 101 flows into the refrigerating cavity 102, after heat exchange and temperature reduction in the refrigerating cavity 102, flows into the air supply duct 103, and flows back into the storage cavity 101 from an air supply port 1031 of the air supply duct 103 to cool objects in the storage cavity 101. Here, the storage chamber 101, the cooling chamber 102, and the air supply duct 103 form a circulation air path.

The refrigerator further comprises an evaporator 20 and a fan 70, wherein the evaporator 20 is positioned in the refrigerating cavity 102, and the evaporator 20 is used for exchanging heat with air flow in the refrigerating cavity 102. Optionally, the fan 70 is located in the circulation air path, and the fan 70 can drive airflow to flow in the circulation air path so as to realize wind circulation of the refrigerator.

Optionally, the number of the air supply channels 103 of one side wall is plural, and the plurality of air supply channels 103 includes a first air supply channel 1032 and a second air supply channel 1033, where an inlet of the first air supply channel 1032 is communicated with the fan 70; the inlet of the second air supply duct 1033 communicates with the first air supply duct 1032 so that the air flow in the first air supply duct 1032 can flow into the second air supply duct 1033.

In this embodiment, the fan 70 drives the air flow into the first air supply duct 1032, and then the air flow in the first air supply duct 1032 can flow to the second air supply duct 1033 again. It can be understood that: the first air supply duct 1032 and the second air supply duct 1033 are arranged in series, so that the second air supply duct 1033 is not limited to the position of the fan 70, and the number and position of the air outlets of the fan 70 are not required to be changed to meet the air outlet of the plurality of air supply ducts 103. The arrangement of the first air supply duct 1032 and the second air supply duct 1033 can also increase the air output and the air output area of the side wall, thereby improving the refrigerating effect of the refrigerator.

Alternatively, the first and second supply air ducts 1032 and 1033 may be disposed at intervals in the height direction, or may be disposed at intervals in the horizontal direction. Therefore, the air outlet area of the side wall can be increased, and the refrigerating effect is further improved. Here, the first air supply duct 1032 and the second air supply duct 1033 are arranged side by side, and may be parallel to each other, or may have an included angle in a straight line where they are located, and embodiments capable of increasing the air outlet area of the side wall belong to alternative embodiments of the present utility model.

Optionally, the number of the second air supply channels 1033 is one or more, and when the number of the second air supply channels 1033 is a plurality of, the plurality of second air supply channels 1033 are arranged in parallel or in series, so that the air outlet area of the side wall can be further increased.

Alternatively, as shown in fig. 1, the first air supply duct 1032 is provided with a plurality of first air supply openings 1035, and the plurality of first air supply openings 1035 are sequentially arranged at intervals along the extending direction of the first air supply duct 1032.

In this embodiment, the first air supply duct 1032 is provided with a plurality of first air supply openings 1035, and the plurality of first air supply openings 1035 cooperate with the first air supply duct 1032 to realize the air outlet of the refrigerator, thereby improving the air outlet area and the air outlet volume of the refrigerator.

Optionally, the second air supply duct 1033 is provided with a plurality of second air supply openings 1036, and the plurality of second air supply openings 1036 are sequentially arranged at intervals along the extending direction of the second air supply duct 1033.

In this embodiment, the second air supply duct 1033 is also provided with a plurality of second air supply openings 1036, and the plurality of second air supply openings 1036 cooperate with the second air supply duct 1033 to realize the air outlet of the refrigerator, so that the air outlet area and the air outlet volume of the refrigerator can be improved. The second air supply outlet 1036 is matched with the first air supply outlet 1035, so that the large-area air outlet of the side wall is realized.

In a specific embodiment, the first supply air duct 1032 and the second supply air duct 1033 each extend in a horizontal direction, which is understood to be the extension of the length direction of the side wall of the present utility model, so that the supply air duct is convenient to communicate with the refrigerating chamber. The second air supply duct 1033 and the first air supply duct 1032 are sequentially arranged at intervals along the height direction of the liner 10, and at least one side wall also defines a communication duct 1034, and the communication duct 1034 communicates with the first air supply duct 1032 and the second air supply duct 1033.

In this embodiment, the second air supply duct 1033 and the first air supply duct 1032 are disposed at intervals along the height direction, so that the air outlet area of the refrigerator in the height direction can be increased. The communication duct 1034 communicates between the first air supply duct 1032 and the second air supply duct 1033, and communication between the first air supply duct 1032 and the second air supply duct 1033 can be achieved. Thus, the first air supply duct 1032 and the second air supply duct 1033 can be provided with different distances according to the requirements, and the flexibility of the arrangement of the first air supply duct 1032 and the second air supply duct 1033 is improved.

Alternatively, as shown in fig. 1, the communication duct 1034 communicates between the same ends of the first supply air duct 1032 and the second supply air duct 1033.

In this way, the air flows through the first air supply duct 1032 and then flows into the communication duct 1034, and then flows into the second air supply duct 1033 from the communication duct 1034, so that the air quantity flowing into the second air supply duct 1033 can be ensured, and the temperature uniformity in the refrigerator can be ensured.

Alternatively, the communication duct 1034 may be connected to the middle portions of the first and second supply air ducts 1032 and 1033.

Optionally, the communication duct 1034 is not provided with the third air supply port 1031. This ensures the air flow rate flowing into the second air supply duct 1033, and further increases the air flow rate of the second air supply duct 1036.

Optionally, the communication duct 1034 may also be provided with a third air supply port 1031, where the number of the third air supply ports 1031 may be one or more, and when the number of the third air supply ports 1031 is plural, the plural third air supply ports 1031 are sequentially arranged at intervals along the extending direction of the communication duct 1034.

In this embodiment, the third air supply port 1031 may be disposed in the communication air duct 1034, and when the distance between the first air supply air duct 1032 and the second air supply air duct 1033 is relatively long, the third air supply port 1031 of the communication air duct 1034 can supply air, and the air supply area can also be increased.

Specifically, the density and number of the third air outlets 1031 that are connected to the air duct 1034 may be set according to the requirement, which is not limited herein.

In another embodiment, the extending direction of the second air supply duct 1033 intersects with the extending direction of the first air supply duct 1032, one end of the second air supply duct 1033 is communicated with the first air supply duct 1032, and the second air supply duct 1033 extends in a direction away from the first air supply duct 1032.

In this embodiment, the extending direction of the second air supply duct 1033 is different from the extending direction of the first air supply duct 1032, and the second air supply duct 1033 intersects with the first air supply duct 1032.

In this embodiment, one end of the second air supply duct 1033 is connected to the first air supply duct 1032, and the other end extends in a direction away from the first air supply duct 1032, so that the air outlet area of the side wall can be increased.

Illustratively, an included angle exists between the second supply air duct 1033 and the first supply air duct 1032. In actual use, the arrangement manner in which the second air supply duct 1033 and the first air supply duct 1032 can be set according to the requirements and the air outlet area of the side wall can be increased belongs to the alternative embodiments of the present utility model, which is not limited herein specifically.

Optionally, the number of the second air supply channels 1033 is one or more, and the plurality of second air supply channels 1033 may be disposed on one side of the first air supply channel 1032, or may be disposed on two sides of the first air supply channel 1032 respectively.

Optionally, the first supply air duct 1032 is located above the second supply air duct 1033.

In the present embodiment, the first air duct 1032 is in direct communication with the fan 70, so that the air volume in the first air duct 1032 is large. Because the refrigerator is provided with the opening, the opening is convenient for take article, and the opening is located the top of refrigerator, because often switch door body 80, leads to the temperature above the refrigerator higher. Therefore, the first air supply duct 1032 is disposed above the second air supply duct 1033, so that the air output of the side wall close to the opening can be increased, and the temperature uniformity in the refrigerator can be ensured.

Optionally, the fan 70 is located in the sidewall, and the fan 70 is located at one side of the first supply air duct 1032.

In this embodiment, the fan 70 is located at one side of the air supply duct 103, that is, the fan 70 and the first air supply duct 1032 are located in the same side wall, so that the air flow flowing out of the fan 70 can directly flow into the first air supply duct 1032, the air flow does not need to turn, the loss of the air flow flowing out of the fan 70 can be reduced, the air volume of the first air supply duct 1032 is ensured, and the air volume of the second air supply duct 1033 is also ensured.

Optionally, the number of the first air supply channels 1032 is one or more, when the number of the first air supply channels 1032 is a plurality, the plurality of first air supply channels 1032 are arranged in a side wall at intervals, and the inlets of the plurality of first air supply channels 1032 are all communicated with the fan 70.

In this embodiment, when the number of the first air supply channels 1032 is one, one first air supply channel 1032 may be in communication with one or more second air supply channels 1033. When the number of the first air supply ducts 1032 is plural, at least one first air supply duct 1032 may be in communication with one or more second air supply ducts 1033.

For example, the number of the first air supply channels 1032 is two, the fan 70 is provided with two air outlets, the two air outlets are respectively communicated with the two first air supply channels 1032, and then at least one first air supply channel 1032 is further communicated with the second air supply channel 1033.

Optionally, the two first air supply channels 1032 are arranged at intervals along the height direction of the side wall, the fan 70 is located at one side of the two air supply channels 103, the fan 70 comprises a volute and an impeller, the volute is provided with an air inlet, a first air outlet and a second air outlet, the impeller rotates in the volute, and the driving air flows in from the air inlet and then flows out from the first air outlet and the second air outlet respectively into the two first air supply channels 1032.

Optionally, the plurality of side walls include a first side wall 104 and a second side wall 105, the first side wall 104 and the second side wall 105 are disposed opposite to each other, and the first side wall 104 and the second side wall 105 are disposed in sequence along a width direction of the liner 10, where the first side wall 104 and/or the second side wall 105 are provided with an air supply duct 103.

In this embodiment, the first side wall 104 and the second side wall 105 are disposed along the width direction of the liner 10, that is, the first side wall 104 and the second side wall 105 are front and rear side walls, and the front side wall and/or the rear side wall are provided with the air supply duct 103, so that air supply in the front and rear direction of the liner 10 can be realized, and the flow path of the air flow flowing out from the air supply port 1031 can be shortened, and the refrigeration efficiency of the refrigerator can be improved. And compare in the direction air-out from length direction that is left and right sides promptly, the freezer of this disclosed embodiment is supplied air from the fore-and-aft direction can not be blocked by the center sill, and the air supply distance is also nearer than left and right sides, can improve the refrigeration effect of freezer.

Alternatively, as shown in fig. 2, the side wall includes a side wall body and an air duct cover plate 109, the side wall body is recessed toward a direction away from the inner space to form an air duct groove, the air duct cover plate 109 covers a side of the air duct groove toward the inner space, and the air duct cover plate 109 and the side wall body form the air supply duct 103.

In this embodiment, the side wall body protrudes towards the foaming layer to form the air supply duct 103, so that the air supply duct 103 does not occupy the space of the storage cavity 101, and the air supply duct 103 does not protrude towards the inner space, so that dirt can be prevented from being hidden.

Alternatively, the first air supply opening 1035 and/or the second air supply opening 1036 may also protrude from the sidewall body, so that the flow path of the air flow flowing out of the air supply opening can be shortened.

Optionally, the second air supply outlet 1036 is open forward and/or downward, so that the air flow can flow in both the width direction and the height direction.

Embodiments of the present disclosure also provide a refrigerator including the liner 10 assembly for a refrigerator of any of the embodiments described above.

The refrigerator provided in the embodiments of the present disclosure, because of including the inner container 10 assembly for a refrigerator according to any one of the embodiments, includes the beneficial effects of the inner container 10 assembly for a refrigerator according to any one of the embodiments, and is not described herein again.

Optionally, as shown in fig. 3 to 7, the refrigerator further includes a return air cover 40, where the return air cover 40 is located in the inner space to divide the inner space into a storage cavity 101 and a refrigeration cavity 102, and the return air cover 40 is provided with a return air inlet 401.

Optionally, the plurality of side walls further includes a third side wall 106, the third side wall 106 being connected between the first side wall 104 and the second side wall 105, being connected to the bottom wall 107, and extending upward. Wherein the third side wall 106, the first side wall 104, the second side wall 105, the bottom wall 107 and the return air cover 40 form the refrigeration cavity 102. It can be understood that: the third side wall 106 is a left side wall or a right side wall, and the refrigerating cavity 102 is located at one end of the liner 10, so that the influence of the refrigerating cavity 102 on the storage space can be reduced, and the storage space is improved.

In this embodiment, the first side wall 104 and/or the second side wall 105 supply air, and the return air cover 40 returns air, so as to implement circulation of the air path. Specifically, the return air cover 40 encloses a bottom wall 107, a front side wall, a rear side wall, and a right side wall to form a refrigeration cavity 102. Alternatively, the return air cover 40 encloses the bottom wall 107, front side wall, rear side wall and left side wall to form the refrigeration cavity 102.

Alternatively, the bottom wall 107 portion of the liner 10 is raised upwardly to form a step 50, below the step 50 for placement of the compressor. Optionally, the return air cover 40 is disposed above the step 50, and the return air cover 40 and the step 50 together form a refrigeration cavity 102.

Optionally, the evaporator 20 is located above the step 50.

In this embodiment, the refrigerator needs to be provided with a compressor, a condenser and other components, the compressor, the condenser and other components are arranged outside the inner container 10 and are also communicated with the evaporator 20, therefore, the compressor, the condenser and other components are generally arranged below the inner container 10, the inner container 10 is raised upwards to form a step 50, the step 50 and the box shell form a press cabin, and the compressor and other components are placed in the press cabin. The evaporator 20 is placed on the step 50, and the return air cover 40 and the step 50 form a refrigeration cavity 102, which can make full use of the step 50, the refrigerating cavity 102 can be prevented from occupying other space of the inner container 10, so that the storage volume of the refrigerator is ensured. The evaporator 20 does not occupy too much space in the horizontal direction of the internal space, the storage volume of the storage cavity 101 is ensured, the refrigerating cavity 102 is more compact, and the heavy feeling in the refrigerator is reduced.

Optionally, the step 50 is provided with a drain 501, and the evaporator 20 is obliquely disposed above the step 50 so that the defrost water of the evaporator 20 is drained from the drain 501.

In this embodiment, the evaporator 20 is prone to frost, so that the evaporator 20 needs to be defrosted periodically, and the defrosting water of the evaporator 20 needs to reach a preset angle to be discharged thoroughly. When the evaporator 20 is placed on the step 50, the evaporator 20 can be inclined at a sufficient angle to drain water, the evaporator 20 of the embodiment of the present disclosure more easily achieves drainage than if the evaporator 20 was placed under the step 50.

Alternatively, the evaporator 20 is disposed obliquely in the width direction of the liner 10.

Alternatively, the width direction of the fins of the evaporator 20 extends in the height direction, that is, the width direction of the evaporator 20 extends in the height direction of the liner 10, so that the space in the height direction occupied by the evaporator 20 can be reduced, thereby freeing up the space in the upper portion.

In a specific embodiment, as shown in fig. 6 to 7, one of the first sidewall 104 and the second sidewall 105 is provided with an air supply duct 103 and an air supply port 1031, the air return cover 40 is provided with an air return port 401, and the distance between the air return port 401 and the air supply duct 103 provided in the first sidewall 104 and the second sidewall 105 is greater than the distance between the air return port 401 and the other one of the first sidewall 104 and the second sidewall 105, so that air flows out from one side of the liner 10 and returns from the other side, so that the air flow can flow in a larger range in the liner 10, and further the cold air flow in the whole inner space is realized. The arrows in fig. 6 indicate the direction of flow of the air flow within the liner 10.

Optionally, the width direction setting along the inner bag 10 of first lateral wall 104 and second lateral wall 105, like this, the distance is shorter between first lateral wall 104 and the second lateral wall 105, compares in current forced air cooling freezer and follows length direction air-out, and the freezer that this disclosed embodiment provided can not be blocked by the midget, and the air current transfer route is also shorter, can improve the refrigeration efficiency of freezer.

The first side wall 104 is a rear side wall, the second side wall 105 is a front side wall, the rear side wall is provided with an air supply duct 103 and the fan 70, the return air cover plate 40 is provided with a return air inlet 401, and the return air inlet 401 is close to the front side wall, so that air flow can flow from back to front, and further air flow of the refrigerator is realized. Alternatively, the front side wall is provided with the air supply duct 103 and the fan 70, and the air return inlet 401 of the air return cover plate 40 is close to the rear side wall, so that air flow can flow from front to back, and air flow in the refrigerator can also be realized.

Optionally, the bottom wall 107 and/or the door 80 is provided with a flow guiding channel 801, the flow guiding channel 801 extending in the direction of the first side wall 104 to the second side wall 105, to enable an air flow from the first side wall 104 to the second side wall 105 or from the second side wall 105 to the first side wall 104.

Specifically, the bottom wall 107 may be partially recessed to form the flow channel 801, and/or the lower wall of the door 80 may be upwardly recessed to form the flow channel 801. Optionally, the number of the diversion channels 801 is plural, and the diversion channels 801 are sequentially arranged at intervals along the length direction of the liner 10.

In another embodiment, as shown in fig. 3 to 5, the first side wall 104 and the second side wall 105 are both provided with an air supply duct 103 and an air supply port 1031, and the return air cover 40 is provided with a return air port 401, so that the air flows flowing out of the first side wall 104 and the second side wall 105 can return air from the return air cover 40, and the air output range inside the liner 10 can be increased, so that the refrigeration efficiency of the refrigerator is ensured. The arrows in fig. 3 indicate the direction of flow of the air flow in the liner 10.

The first side wall 104 and the second side wall 105 are disposed along the width direction of the liner 10, for example, the first side wall 104 is a front side wall, the second side wall 105 is a rear side wall, that is, the liner 10 is air-out in the front-rear direction, and the air-return cover 40 returns air, so that the air circulation of the refrigerator can be realized.

Optionally, the number of the air return openings 401 is one or more, and when the number of the air return openings 401 is multiple, the air return quantity of the circulating air passage can be ensured, so that the refrigeration efficiency of the refrigerator is improved.

Optionally, one or more of the top of the refrigeration cavity 102, the bottom of the refrigeration cavity 102, and the sides of the refrigeration cavity 102 are provided with an air return 401. The air return cover plate 40 separates the refrigerating cavity 102 in the inner space, and the air return opening 401 is arranged in the refrigerating cavity 102, so that the air return opening 401 is not arranged on the side wall of the inner container 10, and the positions of the air return opening 401 and the air supply opening 1031 are moderate no matter which position of the inner space is used for air outlet, so that the uniformity of the airflow flow in the inner space can be improved, and the uniformity of the temperature is further improved. One or more of the top wall, the bottom and the side surfaces of the refrigerating cavity 102 are provided with an air return opening 401, that is, the refrigerator can return air from multiple directions, so that the air in each area of the inner space can return to the refrigerating cavity 102 nearby and then be recycled, vortex formation can be avoided, waste of air quantity is avoided, the air return quantity in the refrigerator is improved, and finally the refrigerating effect is improved.

Optionally, the top of the refrigeration cavity 102, the bottom of the refrigeration cavity 102, and the side of the refrigeration cavity 102 are all provided with air return openings 401. This can improve the temperature uniformity and the air supply uniformity of the internal space.

Optionally, the return air cover 40 includes a top plate and a side plate, the top plate is located above the refrigeration cavity 102, and the top plate is provided with a first return air inlet 4011. The curb plate is located the roof and is faced one side of storing chamber 101, and curb plate downwardly extending, and the second return air inlet 4012 has been seted up to the curb plate, and return air inlet 401 includes first return air inlet 4011 and second return air inlet 4012.

In this embodiment, the return air cover plate 40 is used as a cavity wall of the refrigeration cavity 102, and the top plate and the side plates are provided with return air inlets 401, so that the top and side surfaces of the refrigeration cavity 102 can return air.

Optionally, the return air cover 40 is an L-shaped cover, so that the space of the return air cover 40 occupying the internal space in the horizontal direction can be reduced, and the return air inlet 401 is respectively formed in the top plate and the side plate of the L-shaped cover.

Optionally, when the bottom of the refrigeration cavity 102 is provided with the air return port 401, a gap exists between the side plate and the wall surface of the step 50 facing the storage cavity 101, the gap is communicated with the refrigeration cavity 102, the lower end part of the gap forms a third air return port 4013, the third air return port 4013 is communicated with the gap and the storage cavity 101, and the air return port 401 comprises the third air return port 4013.

In this embodiment, a gap exists between the air return cover plate 40 and the side surface of the step 50, and the third air return opening 4013 is arranged at the bottom of the gap, so that the air flow in the storage cavity 101 can flow into the refrigeration cavity 102 along the third air return opening 4013 and the gap, thereby realizing bottom air return of the refrigeration cavity 102. Optionally, when the bottom of the foreign body cavity is provided with a ventilation opening, the ventilation opening may be the third air return opening 4013, and the third air return opening 4013 is also convenient for discharging the foreign body in the foreign body cavity.

Optionally, the side panel portions of the return air cover 40 abut the side walls of the steps 50. Specifically, the side plate portion is in abutment with or adjacent to the step 50.

Optionally, the side wall of the step 50 is recessed in a direction away from the storage cavity 101 to form a groove, and the side plate covers the groove to form a gap. In this embodiment, the step 50 is recessed inward toward the wall of the storage cavity 101, so that excessive occupation of the volume of the storage cavity 101 can be avoided. And the return air cover plate 40 does not need to protrude towards the storage cavity 101, so that the overall aesthetic property of the inner space can be improved. Optionally, the grooves are vertical grooves to facilitate the flow of air from below to above. And the grooves enable the channel flow area of the third return air inlet 4013 to be larger, so that the resistance of the air flow of the return air inlet 401 to the evaporator 20 can be reduced, the impact between the air flow and the side wall of the step 50 is avoided, the flow smoothness is improved, and the air loss is reduced.

According to the utility model, through the arrangement of the three air return inlets 401, the air return of the refrigerator is smoother, the air flow does not have resistance in the process of returning to the evaporator 20 from the air return inlets 401, the air return area is large, the loss of air quantity can be reduced, and the smoothness of the air flow is improved.

Optionally, the interior of the refrigeration cavity 102 further defines an evaporator compartment and a foreign body cavity in communication, the evaporator 20 is located in the evaporator compartment, and the return air inlet 401 is located in the foreign body cavity. The return air inlet 401 is arranged in the foreign body cavity, so that the storage cavity 101 or external impurities can fall into the foreign body cavity after falling into the refrigerating cavity 102 from the return air inlet 401, thus, the foreign matters can be prevented from falling into the evaporator cabin through the air return opening 401, and then the foreign matters can be prevented from falling into the evaporator 20, so that the influence on the work of the evaporator 20 is avoided, and the refrigeration work of the refrigerator is ensured.

It should be noted that, in some embodiments, the air-out circuit of the refrigerator is different from the present utility model, for example, the refrigerating chamber 102 is provided with an air outlet and other openings, and for convenience of description, the openings capable of communicating the refrigerating chamber 102 and the storage chamber 101 are collectively referred to as an air outlet, which may be an air return opening 401, an air outlet, or an air vent. In these embodiments, the refrigerating chamber 102 may also define a foreign body chamber and an evaporator chamber, and the vent is disposed in the foreign body chamber to achieve the technical effect of preventing foreign bodies from falling into the evaporator 20, which is an alternative embodiment of the present utility model.

Alternatively, the evaporator compartment and the foreign matter chamber are disposed in sequence in a direction from the first side wall 104 to the second side wall 105. That is, the evaporator compartment and the foreign matter chamber are disposed in the width direction of the inner container 10. In this embodiment, when the airflow flows in the front-rear direction, the evaporator compartment and the foreign matter chamber are arranged in the width direction, so that the space in the refrigeration chamber 102 can be efficiently utilized, and not only the evaporator 20 can be placed, but also the foreign matter can be prevented from falling.

Optionally, the bottom wall 107 of the foreign body chamber is sloped downward in a direction from the refrigeration chamber 102 to the storage chamber 101 to facilitate the flow of foreign bodies within the foreign body chamber into the storage chamber 101. In this embodiment, the foreign matter cavity is obliquely arranged, so that the foreign matters in the foreign matter cavity can be smoothly discharged into the storage cavity 101, and the foreign matters can be conveniently treated.

Optionally, the top wall of the step 50 is provided with a drain 501, and the evaporator 20 is inclined toward the drain 501 in order to facilitate drainage of the evaporator 20.

Alternatively, the number of the evaporators 20 may be one or more, and when the number of the evaporators 20 is plural, the plurality of evaporators 20 includes a first evaporator and a second evaporator, and the first evaporator are disposed in the refrigerating chamber 102 in the width direction of the inner container 10.

Optionally, when the refrigerator includes the first evaporator and the second evaporator, the air return opening 401 is located between the first evaporator and the second evaporator, and the foreign body cavity corresponds to the air return opening 401, so that the air flow flowing into the air return opening 401 can flow to the first evaporator and the second evaporator respectively.

Optionally, the number of the fans 70 is one or more, when one of the first side wall 104 and the second side wall 105 is provided with the air supply duct 103, the fans 70 and the air supply duct 103 are located on the same side wall, so that the air flow flowing out through the refrigeration cavity 102 can directly flow to the air supply duct 103 after flowing through the fans 70, and the loss of the air flow can be reduced without passing through corners.

Alternatively, the drain port 501 is located between the first evaporator and the second evaporator, both of which are inclined toward the drain port 501 to facilitate the discharge of the defrost water of the first evaporator and the second evaporator.

The above description and the drawings illustrate embodiments of the disclosure sufficiently to enable those skilled in the art to practice them. Other embodiments may include structural and other modifications. The embodiments represent only possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in, or substituted for, those of others. The embodiments of the present disclosure are not limited to the structures that have been described above and shown in the drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims (10)

1. A liner assembly for a refrigerator, comprising:

the inner container comprises a plurality of side walls, wherein the side walls enclose an inner space, and at least one side wall defines an air supply channel with an air supply opening;

the fan is communicated with the air supply air duct and used for driving air flow to flow in the air supply air duct and flow out through the air supply opening;

wherein, the quantity of air supply wind channel is a plurality of, and is a plurality of air supply wind channel includes:

the inlet of the first air supply air channel is communicated with the fan, and a first air supply opening is formed in the first air supply air channel;

the inlet of the second air supply air duct is communicated with the first air supply air duct, so that air flow in the first air supply air duct can flow into the second air supply air duct; the first air supply duct and the second air supply duct are arranged at intervals along the height direction or the horizontal direction.

2. The liner assembly for a refrigerator according to claim 1, wherein,

the first air supply duct is provided with a plurality of first air supply openings, and the plurality of first air supply openings are sequentially arranged at intervals along the extending direction of the first air supply duct; and/or the number of the groups of groups,

the second air supply duct is provided with one or more second air supply openings, and the second air supply openings are sequentially arranged at intervals along the extending direction of the second air supply duct.

3. The liner assembly for a refrigerator according to claim 1, wherein,

the first air supply duct and the second air supply duct extend along the horizontal direction, at least one side wall further defines a connecting air duct, and the connecting air duct is communicated between the first air supply duct and the second air supply duct.

4. A liner assembly for a refrigerator according to claim 3,

the communication air duct is communicated between the same ends of the first air supply air duct and the second air supply air duct; and/or the number of the groups of groups,

one or more third air supply outlets are formed in the communication air duct, and when the number of the third air supply outlets is multiple, the third air supply outlets are sequentially arranged at intervals along the extending direction of the communication air duct.

5. The liner assembly for a refrigerator according to claim 1, wherein,

the first air supply duct is located above the second air supply duct.

6. The liner assembly for a refrigerator according to claim 1, wherein,

the fan is located in the at least one side wall, and the fan is located on one side of the first air supply duct.

7. The liner assembly for a refrigerator according to claim 1, wherein,

the number of the first air supply channels is one or more, and when the number of the first air supply channels is a plurality of, the plurality of first air supply channels are arranged on the at least one side wall at intervals, and inlets of the plurality of first air supply channels are communicated with the fan; and/or the number of the groups of groups,

and when the number of the second air supply channels is a plurality of the second air supply channels, the second air supply channels are arranged on at least one side wall at intervals.

8. The liner assembly for a refrigerator of any one of claims 1 to 7 wherein a plurality of the side walls include:

a first sidewall;

the second side wall is arranged opposite to the first side wall, and the second side wall and the first side wall are sequentially arranged along the width direction of the liner;

the first side wall and/or the second side wall is/are provided with the air supply duct.

9. A refrigerator, comprising:

a liner assembly for a refrigerator according to any one of claims 1 to 8;

the air return cover plate is positioned in the inner space and divides the inner space into a storage cavity and a refrigerating cavity, and is provided with an air return opening;

the evaporator is positioned in the refrigerating cavity, and the fan drives air flow in the refrigerating cavity to flow into the storage cavity through the air supply duct and then flow back into the refrigerating cavity from the storage cavity through the air return opening.

10. The refrigerator of claim 9, wherein the refrigerator further comprises a door,

the bottom wall part of the inner container is upwards raised to form a step, and the evaporator is obliquely arranged on the step along the width direction of the inner container; and/or the number of the groups of groups,

when the first side wall is provided with an air supply duct, the distance between the air return opening and the first side wall is greater than the distance between the air return opening and the second side wall.