CN219810108U - Liner components for freezers and freezers - 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 components for freezers and freezers

Technical field

The present application relates to the technical field of refrigeration equipment, for example, to an inner container assembly for a freezer and a freezer.

Background technique

At present, large-scale foam door horizontal freezers on the market generally use direct cooling. During use, as the number of door openings and closings increases, frost or even ice will form on the inner liner of the freezer, causing defrosting problems for users. , which will also lead to problems such as reduced storage space and increased energy consumption.

The related art provides an air-cooled refrigerator. The air-cooled refrigerator is provided with air-cooling components. The air-cooling components generally include a refrigeration chamber, an evaporator, a fan, an air duct, etc. The evaporator exchanges heat with the air flow to form a cooling air flow, and the fan is used to drive the cooling air flow. Frost formation in the freezer can be reduced through air cooling.

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

In the related art, the position of the air supply outlet of the air-cooled refrigerator affects the refrigeration efficiency of the freezer. In the related technology, in order to increase the air outlet area, multiple air supply ducts are generally provided on one side wall. Most of the multiple air supply ducts It is set up in parallel, which means that one fan drives the air flow to multiple air supply ducts at the same time. In this way, the position of the air supply duct is limited by the position of the fan, and the air outlet casing of the fan needs to be improved so that the fan can Meet different numbers of air supply ducts. This increases the production cost of the freezer and increases the complexity of the freezer.

It should be noted that the information disclosed in the above background section is only used to enhance understanding of the background of the present application, and therefore may include information that does not constitute prior art known to those of ordinary skill in the art.

Utility model content

In order to provide a basic understanding of some aspects of the disclosed embodiments, a simplified summary is provided below. This summary is not intended to be a general review, nor is it intended to identify key/important elements or delineate the scope of the embodiments, but is intended to serve as a prelude to the detailed description that follows.

Embodiments of the present disclosure provide a liner assembly for a refrigerator and a refrigerator, which can not only increase the air outlet area of the side wall of the refrigerator, but also reduce the structural complexity of the refrigerator and reduce the cost of the refrigerator.

Embodiments of the present disclosure provide an inner container assembly for a refrigerator. The inner container assembly for a refrigerator includes an inner container including a plurality of side walls. The plurality of side walls enclose an internal space, and at least one The side wall defines an air duct with an air supply port; a fan is connected with the air supply duct and is used to drive the air flow in the air supply duct and flow out through the air supply port; wherein, the air supply port There are multiple air supply ducts, and the plurality of air supply air ducts include: a first air supply air duct, the inlet of the first air supply air duct is connected with the fan, and the first air supply air duct The air duct is provided with a first air supply outlet; a second air supply duct, the inlet of the second air supply duct is connected with the first air supply duct, so that the air flow in the first air supply duct The air flows into the second air supply duct through the connecting air duct; wherein the first air supply air duct and the second air supply air duct are spaced apart 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 arranged at intervals along the extension 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 plurality of second air supply openings are arranged at intervals along the extension direction of the second air supply duct.

The first air supply duct and the second air supply duct both extend in the horizontal direction, and the at least one side wall also defines a communication channel, and the communication channel is connected to the first air supply duct. between the duct and the second air supply duct.

Optionally, the communication channel is connected between the same end of the first air supply channel and the second air supply channel; and/or, the communication channel is provided with one or more third air supply channels. Three air supply openings. When there are multiple third air supply openings, the plurality of third air supply openings are arranged at intervals along the extension direction of the connecting 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 on one side of the first air supply duct.

Optionally, the number of the first air supply ducts is one or more. When the number of the first air supply ducts is multiple, a plurality of the first air supply ducts are spaced apart from each other. At least one of the side walls and the inlets of a plurality of first air supply ducts are connected with the fan; and/or the number of the second air supply ducts is one or more, and the number of the second air supply ducts is one or more. When there are multiple second air supply ducts, a plurality of second air supply ducts are spaced apart from the at least one side wall.

Optionally, the plurality of side walls include: a first side wall; a second side wall, which is arranged opposite to the first side wall, and the second side wall and the first side wall extend along the inner container are arranged in sequence in the width direction; wherein, the first side wall and/or the second side wall are provided with the air supply duct.

An embodiment of the present disclosure also provides a refrigerator, which includes: the inner container assembly for the refrigerator as described in any one of the above embodiments; a return air cover located in the internal space to connect the internal space The space is divided into a storage cavity and a refrigeration cavity, and the return air cover is provided with a return air outlet; an evaporator is located in the refrigeration cavity, and a fan drives the air flow in the refrigeration cavity to flow to the storage cavity through the air supply duct. inside, and then flows back from the storage cavity to the refrigeration cavity through the return air outlet.

Optionally, the bottom wall portion of the inner bag protrudes upward to form a step, and the evaporator is arranged on the step obliquely along the width direction of the inner bag; and/or the first side wall is provided with a When opening the air duct, the distance between the return air outlet and the first side wall is greater than the distance between the return air outlet and the second side wall.

The inner container assembly for the freezer and the freezer provided by the embodiments of the present disclosure can achieve the following technical effects:

The fan is connected to the inlet of the first air supply duct, and the inlet of the second air supply duct is connected to the first air supply duct. In this way, the fan drives the air flow into the first air supply duct and then flows into the second air supply air duct. Inside the road. It can be understood that the first air supply duct and the second air supply duct are arranged in series, so that the first air supply duct is connected to the fan as the main air supply channel, and then the air flow in the first air supply duct can flow to the third air supply duct. In the second air supply duct, the second air supply duct is not restricted by the position of the fan, and the position and number of the second air supply duct can be adjusted and set according to needs, thereby increasing the air outlet volume and air outlet area of the side wall, and improving Refrigeration efficiency of the freezer. Moreover, there is no need to adjust the air outlet of the fan or modify the fan casing. Multiple air supply ducts can be realized on one side wall, reducing the cost and structural complexity of the freezer.

The above general description and the following description are exemplary and explanatory only and are not intended to limit the application.

Description of the drawings

One or more embodiments are exemplified by corresponding drawings. These exemplary descriptions and drawings do not constitute limitations to the embodiments. Elements with the same reference numerals in the drawings are shown as similar elements. The drawings are not limited to scale and in which:

Figure 1 is a schematic structural diagram of a side wall provided by an embodiment of the present disclosure;

Figure 2 is a schematic cross-sectional structural diagram of an inner bladder provided by an embodiment of the present disclosure;

Figure 3 is a schematic diagram of the matching structure of an inner tank and a return air cover provided by an embodiment of the present disclosure;

Figure 4 is a schematic diagram of the matching structure of an inner tank and an evaporator provided by an embodiment of the present disclosure;

Figure 5 is another schematic cross-sectional structural diagram of an inner bladder provided by an embodiment of the present disclosure;

Figure 6 is a schematic diagram of the matching structure of another inner tank and a return air cover provided by an embodiment of the present disclosure;

Figure 7 is a schematic cross-sectional structural diagram of another inner bladder provided by an embodiment of the present disclosure.

Reference signs:

10. Inner tank; 101. Storage cavity; 102. Refrigeration cavity; 1021. Foreign object compartment; 103. Air supply duct; 1031. Air supply outlet; 1032. First air supply duct; 1033. Second air supply duct ; 1034. Connecting duct; 1035. First air supply outlet; 1036. Second air supply outlet; 104. First side wall; 105. Second side wall; 106. Third side wall; 107. Bottom wall; 109. Wind Channel cover; 20. Evaporator; 40. Return air cover; 401. Return air outlet; 4011. First return air outlet; 4012. Second return air outlet; 4013. Third return air outlet; 50. Steps; 501. Drainage outlet ; 70. Fan; 80. Door body; 801. Diversion channel.

Detailed ways

In order to understand the characteristics and technical content of the embodiments of the present disclosure in more detail, the implementation of the embodiments of the present disclosure will be described in detail below with reference to the accompanying drawings. The attached drawings are for reference only and are not intended to limit the embodiments of the present disclosure. In the following technical description, for convenience of explanation, multiple details are provided to provide a thorough understanding of the disclosed embodiments. However, one or more embodiments may be practiced without these details. In other instances, well-known structures and devices may be shown simplified to simplify the drawings.

The terms "first", "second", etc. in the description and claims of the embodiments of the present disclosure and the above-mentioned drawings are used to distinguish similar objects and are not necessarily used to describe a specific order or sequence. It should be understood that data so used are interchangeable under appropriate circumstances for the purposes of the embodiments of the disclosure described herein. Furthermore, the terms "including" and "having" and any variations thereof are intended to cover non-exclusive inclusion.

In the embodiment of the present disclosure, the orientation or positional relationship indicated by the terms "upper", "lower", "inner", "middle", "outer", "front", "back", etc. is based on the orientation or position shown in the drawings. Positional relationship. These terms are mainly used to better describe the embodiments of the present disclosure and its embodiments, and are not used to limit the indicated device, element or component to have a specific orientation, or to be constructed and operated in a specific orientation. Moreover, some of the above terms may also be used to express other meanings in addition to indicating orientation or positional relationships. For example, the term "upper" may also be used to express a certain dependence relationship or connection relationship in some cases. For those of ordinary skill in the art, the specific meanings of these terms in the embodiments of the present disclosure can be understood according to specific circumstances.

In addition, the terms "setting", "connection" and "fixing" should be understood broadly. For example, "connection" can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection, or an electrical connection; it can be a direct connection, or an indirect connection through an intermediary, or two devices, components or Internal connections between components. For those of ordinary skill in the art, the specific meanings of the above terms in the embodiments of the present disclosure can be understood according to specific circumstances.

Unless otherwise stated, the term "plurality" means two or more.

The term "and/or" is an association relationship describing objects, indicating that three relationships can exist. For example, A and/or B means: A or B, or A and B.

It should be noted that, as long as there is no conflict, the embodiments and features in the embodiments of the present disclosure can be combined with each other.

As shown in FIGS. 1 to 7 , embodiments of the present disclosure provide a refrigerator, particularly an air-cooled refrigerator, specifically an air-cooled horizontal refrigerator. The freezer includes a box body and a door body 80, and the door body 80 is movable above the box body. The box body includes a box shell, an inner bladder 10 and a foam layer. The inner bladder 10 is located inside the box shell, and the foam layer is located between the box shell and the inner bladder 10. Optionally, the foam layer is a thermal insulation material.

As shown in Figures 3 and 6, the inner bladder 10 includes a plurality of side walls and a bottom wall 107. The plurality of side walls include a front side wall, a rear side wall, a left side wall and a right side wall. The front side wall and the rear side wall are arranged oppositely and are respectively located at the front and rear ends of the bottom wall 107, and both the front side wall and the rear side wall extend upward. The left side wall and the right side wall are arranged oppositely, and the left side wall and the right side wall are respectively located at the left and right ends of the bottom wall 107 and extend upward. The bottom wall 107, the front side wall, the rear side wall, the left side wall and the right side wall together enclose the internal space. The internal space has an opening, the opening is upward, and the movable cover of the door body 80 is located above the opening.

For ease of description, this application defines the front-to-back direction as the width direction and the left-right direction as the length direction.

Multiple side walls and the bottom wall 107 together form an internal space, in which at least one side wall is provided with an air supply duct 103. The internal space includes a storage cavity 101, and the entrance of the storage cavity 101 and the air supply duct 103 are The air supply outlets 1031 are connected. The inner bag 10 is also constructed with a refrigeration cavity 102. The outlet of the refrigeration cavity 102 is connected with the inlet of the air supply duct 103. The airflow from the storage cavity 101 flows into the refrigeration cavity 102. After exchanging heat and cooling in the refrigeration cavity 102, it is then cooled. It flows into the air supply duct 103, and then flows back into the storage cavity 101 from the air supply opening 1031 of the air supply duct 103 to cool the items in the storage cavity 101. Here, the storage cavity 101, the refrigeration cavity 102 and the air supply duct 103 form a circulating air path.

The refrigerator also includes an evaporator 20 and a fan 70. The evaporator 20 is located in the refrigeration chamber 102, and the evaporator 20 is used to exchange heat with the air flow in the refrigeration chamber 102. Optionally, the fan 70 is located in the circulating air duct, and the fan 70 can drive the air flow in the circulating air duct to realize air circulation in the refrigerator.

Optionally, the number of air supply ducts 103 on one side wall is multiple. The plurality of air supply ducts 103 include a first air supply duct 1032 and a second air supply duct 1033 . The first air supply duct 1032 The inlet of the second air supply duct 1033 is connected with the first air supply duct 1032, so that the air flow in the first air supply duct 1032 can flow to the second air supply duct. Within 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. 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 does not need to be limited by the position of the fan 70, and the fan 70 does not need to change the number and position of the air outlets. Meet the air outlet of multiple 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 outlet volume and air outlet area of the side wall, thereby improving the cooling effect of the freezer.

Optionally, the first air supply duct 1032 and the second air supply duct 1033 may be spaced apart along the height direction, or may be spaced apart along the horizontal direction. This can increase the air outlet area of the side wall, thereby improving the cooling effect. Here, the first air supply duct 1032 and the second air supply duct 1033 are arranged side by side. They can be parallel to each other, or there can be an angle between the straight lines. Embodiments that can increase the air outlet area of the side wall belong to the present application. Alternative embodiments.

Optionally, the number of the second air supply ducts 1033 is one or more. When the number of the second air supply ducts 1033 is multiple, multiple second air supply ducts 1033 can be arranged in parallel or in series, which can further Increase the air outlet area of the side wall.

Optionally, 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 spaced along the extension 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. The plurality of first air supply openings 1035 cooperate with the first air supply air duct 1032 to realize the air outlet of the freezer, thereby improving the air outlet of the freezer. area and air volume.

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 spaced along the extension 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 outlets 1036. The plurality of second air supply outlets 1036 cooperate with the second air supply air duct 1033 to realize the air outlet of the freezer, and can also improve the air outlet of the freezer. Wind area and air outlet volume. The second air supply port 1036 cooperates with the first air supply port 1035 to realize a large area of air discharge from the side wall.

In a specific embodiment, the first air supply duct 1032 and the second air supply duct 1033 both extend in the horizontal direction, which can be understood as extending in the length direction of the side wall of the present application. This facilitates the connection between the air supply duct and the refrigeration cavity. Connected. The second air supply duct 1033 and the first air supply duct 1032 are spaced apart in sequence along the height direction of the liner 10 . At least one side wall also defines a connecting air duct 1034 , and the connecting air duct 1034 is connected to 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 spaced apart along the height direction, which can increase the air outlet area in the height direction of the freezer. The connecting air duct 1034 is connected between the first air supply air duct 1032 and the second air supply air duct 1033, and can realize the communication between the first air supply air duct 1032 and the second air supply air duct 1033. In this way, the first air supply duct 1032 and the second air supply duct 1033 can be set at different spacings according to needs, thereby improving the flexibility of setting the first air supply duct 1032 and the second air supply duct 1033 .

Optionally, as shown in FIG. 1 , the communication channel 1034 is connected between the same end of the first air supply channel 1032 and the second air supply channel 1033 .

In this way, the airflow first flows through the first air supply duct 1032 and then all flows into the connecting air duct 1034, and then flows from the connecting air duct 1034 to the second air supply duct 1033. This can ensure that the air flow into the second air supply duct 1033 is Air volume to ensure temperature uniformity in the freezer.

Optionally, the connecting air duct 1034 can also be connected in the middle of the first air supply air duct 1032 and the second air supply air duct 1033 .

Optionally, the connecting channel 1034 does not have a third air supply outlet 1031 . This can ensure the air volume flowing into the second air supply duct 1033, thereby increasing the air output volume of the second air supply outlet 1036.

Optionally, the connecting channel 1034 can also be provided with a third air supply outlet 1031. The number of the third air supply outlets 1031 can be one or more. When there are multiple third air supply outlets 1031, the plurality of third air supply outlets 1031 can be provided along the The extending directions of the connecting air passages 1034 are arranged at intervals.

In this embodiment, the connecting air channel 1034 can also be provided with a third air supply outlet 1031. When the distance between the first air supply air channel 1032 and the second air supply air channel 1033 is relatively far, the third air supply outlet of the connecting air channel 1034 The air outlet 1031 can discharge air and also increase the air supply area.

Specifically, the density and number of the third air supply openings 1031 of the connecting air channel 1034 can be set according to needs, and are not specifically limited here.

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

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

In this embodiment, one end of the second air supply duct 1033 is connected with the first air supply duct 1032, and the other end extends in a direction away from the first air supply duct 1032, which can also increase the air outlet area of the side wall. .

For example, there is an included angle between the second air supply duct 1033 and the first air supply duct 1032 . In actual use, the positional relationship between the second air supply duct 1033 and the first air supply duct 1032 can be set according to needs. Setting methods that can increase the air outlet area of the side wall are optional embodiments of this application. There are no specific limitations here.

Optionally, the number of the second air supply ducts 1033 is one or more. The plurality of second air supply ducts 1033 may all be provided on one side of the first air supply duct 1032 , or may be respectively provided on the first air supply duct 1032 . Both sides of the air supply duct 1032.

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

In this embodiment, since the first air supply duct 1032 is directly connected to the fan 70, the air volume in the first air supply duct 1032 is relatively large. Since the refrigerator is provided with an opening, the opening is convenient for taking items, and the opening is located above the refrigerator. Since the door 80 is frequently opened and closed, the temperature above the refrigerator is relatively high. Therefore, arranging the first air supply duct 1032 above the second air supply duct 1033 can increase the air outlet volume near the opening of the side wall and ensure the temperature uniformity in the refrigerator.

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

In this embodiment, the fan 70 is located on one side of the air supply duct 103. That is to say, the fan 70 and the first air supply duct 1032 are in the same side wall, so that the airflow from the fan 70 can directly flow to the first air supply duct 1032. In the air duct 1032, the air flow does not need to go through turns, which can reduce the loss of the air flow out of the fan 70, ensure the air volume of the first air supply air duct 1032, and also ensure the air volume of the second air supply air duct 1033.

Optionally, the number of the first air supply ducts 1032 is one or more. When the number of the first air supply ducts 1032 is multiple, the plurality of first air supply ducts 1032 are spaced in one side wall, And the inlets of the plurality of first air supply ducts 1032 are all connected with the fans 70 .

In this embodiment, when there is one first air supply duct 1032, one first air supply duct 1032 can be connected with one or more second air supply ducts 1033. When there are multiple first air supply ducts 1032 , at least one first air supply duct 1032 may be connected to one or more second air supply ducts 1033 .

For example, the number of the first air supply ducts 1032 is two, and the fan 70 is provided with two air outlets. The two air outlets are respectively connected with the two first air supply ducts 1032, and then at least one first air supply duct is The air duct 1032 is connected to the second air supply duct 1033.

Optionally, the two first air supply ducts 1032 are spaced apart along the height direction of the side wall, and the fan 70 is located on one side of the two air supply ducts 103. The fan 70 includes a volute and an impeller, and the volute is provided with an air inlet. , the first air outlet and the second air outlet, the impeller rotates in the volute, and the driving air flow flows in from the air inlet and then flows out from the first air outlet and the second air outlet into the two first air supply ducts 1032 respectively.

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 arranged oppositely, and the first side wall 104 and the second side wall 105 are arranged along the inner bag. 10 are arranged in sequence in the width direction, wherein the first side wall 104 and/or the second side wall 105 are provided with air supply ducts 103 .

In this embodiment, the first side wall 104 and the second side wall 105 are arranged along the width direction of the inner bag 10. That is to say, the first side wall 104 and the second side wall 105 are the front and rear side walls, and the front side wall and/or Or the rear side wall is provided with an air supply duct 103, which can realize air supply in the front and rear direction of the inner container 10, thus shortening the flow path of the airflow flowing out of the air supply port 1031 and improving the refrigeration efficiency of the refrigerator. Moreover, compared with the air being emitted from the length direction, that is, the left and right directions, the air supplied from the front and rear directions of the refrigerator according to the embodiment of the present disclosure will not be blocked by the center beam, and the air supply distance is also closer than that from the left and right directions, which can improve the cooling effect of the refrigerator.

Optionally, as shown in Figure 2, the side wall includes a side wall body and an air duct cover 109. The side wall body is recessed toward the direction away from the internal space to form an air duct slot, and the air duct cover 109 covers the air duct slot facing inward. On one side of the space, the air duct cover 109 and the side wall body form an air supply duct 103.

In this embodiment, the side wall body protrudes toward the foam layer to form an air supply duct 103. In this way, the air supply duct 103 will not occupy the space of the storage cavity 101, and the air supply duct 103 will not protrude into the internal space. , can prevent dirt accumulation.

Optionally, the first air supply opening 1035 and/or the second air supply opening 1036 can also protrude from the side wall body, which can shorten the flow path of the airflow flowing out of the air supply opening.

Optionally, the opening of the second air supply port 1036 faces forward and/or downward, so that the airflow can flow in both the width direction and the height direction.

An embodiment of the present disclosure also provides a refrigerator, which includes the inner container 10 assembly for the refrigerator according to any of the above embodiments.

The refrigerator provided by the embodiments of the present disclosure includes the inner container 10 assembly for the refrigerator according to any of the above embodiments. Therefore, the beneficial effects of the inner container 10 assembly for the refrigerator according to any of the above embodiments are not included here. Again.

Optionally, as shown in Figures 3 to 7, the refrigerator also includes a return air cover 40. The return air cover 40 is located in the internal space and divides the internal space into a storage cavity 101 and a refrigeration cavity 102. The return air cover 40 40 is provided with a return air outlet 401.

Optionally, the plurality of side walls further include a third side wall 106. The third side wall 106 is connected between the first side wall 104 and the second side wall 105, is connected to the bottom wall 107, and extends upward. 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 the left side wall or the right side wall, and the refrigeration cavity 102 is located at one end of the inner bladder 10 . This can reduce the impact of the refrigeration cavity 102 on the storage space and increase the storage space.

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

Optionally, the bottom wall 107 of the inner bladder 10 is partially raised upward to form a step 50, and the lower part of the step 50 is used to place 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 the refrigeration cavity 102 .

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

In this embodiment, the refrigerator needs to be equipped with components such as a compressor and a condenser. The compressor and the condenser are arranged outside the inner tank 10 and need to be connected to the evaporator 20. Therefore, the compressor, condenser and other components are generally It is arranged below the inner tank 10, and the inner tank 10 protrudes upward to form a step 50. The step 50 and the case shell form a compressor cabin, and components such as a compressor are placed in the compressor cabin. The evaporator 20 is placed on the step 50, and the return air cover 40 and the step 50 form the refrigeration cavity 102. This can not only make full use of the step 50, but also prevent the refrigeration cavity 102 from occupying other spaces in the inner tank 10, thus ensuring the storage capacity of the freezer. object volume. In this way, the evaporator 20 will not occupy too much horizontal space in the internal space, ensuring the storage capacity of the storage cavity 101, making the refrigeration cavity 102 more compact, and reducing the bulkiness inside the freezer.

Optionally, the step 50 is provided with a drain port 501, and the evaporator 20 is placed obliquely above the step 50, so that the defrost water of the evaporator 20 can be discharged from the drain port 501.

In this embodiment, the evaporator 20 is prone to frost, so the evaporator 20 needs to be defrosted regularly, and the defrost water in the evaporator 20 needs to reach a preset angle before it can be completely discharged. When the evaporator 20 is placed on the step 50, the evaporator 20 can be tilted at a sufficient angle for drainage. Compared with the evaporator 20 placed below the step 50, the evaporator 20 of the embodiment of the present disclosure can more easily achieve drainage.

Optionally, the evaporator 20 is arranged obliquely along the width direction of the inner pot 10 .

Optionally, the width direction of the fins of the evaporator 20 extends along the height direction, that is to say, the width direction of the evaporator 20 extends along the height direction of the inner pot 10, which can reduce the space occupied by the evaporator 20 in the height direction. Then avoid the upper space.

In a specific embodiment, as shown in Figures 6 to 7, one of the first side wall 104 and the second side wall 105 is provided with an air supply duct 103 and an air supply opening 1031, and the return air cover 40 is provided with a return air opening. 401. The distance between the return air outlet 401 and the air supply duct 103 provided in the first side wall 104 and the second side wall 105 is greater than the distance between the return air outlet 401 and the other one of the first side wall 104 and the second side wall 105. In this way, the airflow flows out from one side of the liner 10 and returns from the other side, so that the airflow can flow within a larger range within the liner 10, thereby realizing the flow of cold air in the entire internal space. The arrows in FIG. 6 indicate the flow direction of the airflow in the inner bladder 10 .

Optionally, the first side wall 104 and the second side wall 105 are arranged along the width direction of the inner bag 10. In this way, the distance between the first side wall 104 and the second side wall 105 is shorter. Compared with the existing air cooling The refrigerator emits air along the length direction. The refrigerator provided by the embodiment of the present disclosure will not be blocked by the middle beam, and the air flow transmission path is also shorter, which can improve the refrigeration efficiency of the refrigerator.

For example, the first side wall 104 is the rear side wall, the second side wall 105 is the front side wall, the rear side wall is provided with an air supply duct 103 and a fan 70, and the return air cover 40 is provided with a return air outlet 401. 401 is close to the front side wall, so that the air flow can flow from back to front, thereby realizing the air flow of the refrigerator. Alternatively, the front side wall is provided with an air supply duct 103 and a fan 70, and the return air outlet 401 of the return air cover 40 is close to the rear side wall, so that the air flow can flow from front to back, and the air flow inside the refrigerator can also be realized.

Optionally, the bottom wall 107 and/or the door body 80 are provided with a flow guide channel 801 extending in the direction from the first side wall 104 to the second side wall 105 to enable airflow from the first side wall 104 Flow to the second side wall 105, or flow from the second side wall 105 to the first side wall 104.

Specifically, the bottom wall 107 is partially recessed downward to form the flow guide channel 801, and/or the lower wall surface of the door body 80 is recessed upward to form the flow guide channel 801. Optionally, the number of flow guide channels 801 is multiple, and the plurality of flow guide channels 801 are arranged at intervals along the length direction of the inner bladder 10 .

In another specific embodiment, as shown in Figures 3 to 5, the first side wall 104 and the second side wall 105 are both provided with air supply ducts 103 and air supply openings 1031, and the return air cover 40 is provided with a return air opening. 401, so that the airflow flowing out of the first side wall 104 and the second side wall 105 can be returned from the return air cover 40, which can increase the air outlet volume and air outlet range inside the liner 10, thereby ensuring the refrigeration efficiency of the freezer. The arrows in Figure 3 indicate the flow direction of the airflow in the inner bladder 10.

The first side wall 104 and the second side wall 105 are arranged along the width direction of the inner bag 10. For example, the first side wall 104 is the front side wall and the second side wall 105 is the rear side wall. That is to say, the inner bag 10 is The air is discharged in the front and rear directions, and the air return cover 40 returns air, so that the air circulation of the freezer can also be realized.

Optionally, the number of return air outlets 401 is one or more. When there are multiple return air outlets 401, this can ensure the return air volume of the circulating air path, thereby improving the refrigeration efficiency of the refrigerator.

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 return air openings 401. The return air cover 40 separates the refrigeration cavity 102 in the internal space, and the return air outlet 401 is located in the refrigeration cavity 102. In this way, the return air outlet 401 is not located on the side wall of the inner pot 10. No matter where the air is discharged from the internal space, the return air outlet The positions of 401 and the air supply opening 1031 are relatively moderate, which can improve the uniformity of air flow in the internal space and thereby improve the uniformity of temperature. One or more of the top wall, bottom and side of the refrigeration chamber 102 is provided with return air outlets 401. That is to say, the refrigerator can return air from multiple directions, so that the wind in each area of the internal space can return to the refrigeration system nearby. The air in the cavity 102 is then recycled, which can avoid the formation of eddy currents and waste of air volume, thereby increasing the return air volume in the freezer and ultimately improving the cooling effect.

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

Optionally, the return air cover 40 includes a top plate and side plates, the top plate is located above the refrigeration cavity 102, and a first return air opening 4011 is opened on the top plate. The side plate is provided on the side of the top plate facing the storage cavity 101 and extends downward. The side plate is provided with a second return air outlet 4012. The return air outlet 401 includes a first return air outlet 4011 and a second return air outlet 4012.

In this embodiment, the return air cover 40 serves as the cavity wall of the refrigeration cavity 102, and the top plate and side plates are provided with return air openings 401, which can realize air return from the top and sides of the refrigeration cavity 102.

Optionally, the return air cover 40 is an L-shaped cover, which can reduce the horizontal space occupied by the return air cover 40 in the internal space. The return air openings 401 are respectively provided on the top and side panels of the L-shaped cover.

Optionally, when the return air outlet 401 is provided at the bottom of the refrigeration cavity 102, there is a gap between the side plate and the wall of the step 50 facing the storage cavity 101. The gap is connected with the refrigeration cavity 102, and the lower end of the gap forms a third return air outlet. 4013. The third return air outlet 4013 connects the gap and the storage cavity 101, and the return air outlet 401 includes the third return air outlet 4013.

In this embodiment, there is a gap between the return air cover 40 and the side of the step 50, and the third return air outlet 4013 is provided at the bottom of the gap, so that the air flow in the storage cavity 101 can flow along the third return air outlet 4013 and the gap to In the refrigeration cavity 102, the air return from the bottom of the refrigeration cavity 102 is realized. Optionally, when a vent is provided at the bottom of the foreign body cavity, the vent may be a third return air outlet 4013. The third return air outlet 4013 also facilitates the discharge of foreign matter in the foreign body cavity.

Optionally, the side panel portion of the return air cover 40 is in contact with the side wall of the step 50 . Specifically, the side plate part is attached to or close 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 cover is provided in the groove to form a gap. In this embodiment, the step 50 is recessed inward toward the wall of the storage cavity 101, which can avoid occupying too much volume of the storage cavity 101. Moreover, the return air cover 40 does not need to protrude toward the storage cavity 101, which can improve the overall aesthetics of the interior space. Optionally, the groove is a vertical groove to facilitate air flow from bottom to top. Moreover, the groove makes the channel circulation area of the third return air outlet 4013 larger, which can reduce the resistance of the air flow from the return air outlet 401 to the evaporator 20, avoid the collision between the air flow and the side wall of the step 50, improve the smoothness of circulation, and reduce the loss of air volume.

This application makes the return air of the freezer smoother through the setting of three return air outlets 401. There is no resistance in the process of air flow from the return air outlet 401 back to the evaporator 20. The return air area is larger, which can reduce the loss of air volume and improve the efficiency of air flow. Smoothness.

Optionally, the interior of the refrigeration chamber 102 also defines a connected evaporator cabin and a foreign body cavity. The evaporator 20 is located in the evaporator cabin, and the return air outlet 401 is provided in the foreign body cavity. The return air outlet 401 is opened in the foreign body cavity, so that after the storage cavity 101 or external impurities fall into the refrigeration cavity 102 from the return air outlet 401, they will fall into the foreign body cavity. This can prevent foreign matter from falling into the evaporator through the return air outlet 401. In the cabin, foreign objects can be prevented from falling into the evaporator 20 and affecting the operation of the evaporator 20, thereby ensuring the refrigeration operation of the freezer.

It should be noted that in some embodiments, the air outlet circuit of the refrigerator is different from that of the present application. For example, the refrigeration cavity 102 is provided with an air outlet or other vents. For convenience of description, the air outlet circuit that can connect the refrigeration cavity 102 and the storage cavity 101 is provided. The vents are collectively called vents, and the vents can be return air vents 401, air outlets or vents, etc. In these embodiments, the refrigeration chamber 102 can also define a foreign body chamber and an evaporator compartment, and the vent is provided in the foreign body chamber, which can also achieve the technical effect of preventing foreign matter from falling into the evaporator 20, which are all optional embodiments of the present application. .

Optionally, the evaporator compartment and the foreign body chamber are arranged sequentially along the direction from the first side wall 104 to the second side wall 105 . That is to say, the evaporator compartment and the foreign body chamber are arranged along the width direction of the inner bladder 10 . In this embodiment, when the airflow flows in the front-to-back direction, the evaporator compartment and the foreign object chamber are arranged along the width direction, which can efficiently utilize the space in the refrigeration chamber 102 and not only place the evaporator 20 but also prevent foreign objects from falling.

Optionally, along the direction from the refrigeration chamber 102 to the storage chamber 101, the bottom wall 107 of the foreign body chamber slopes downward to facilitate the foreign matter in the foreign body chamber to flow into the storage chamber 101. In this embodiment, the foreign matter chamber is arranged at an angle, so that the foreign matter in the foreign matter chamber can be smoothly discharged into the storage chamber 101, thereby facilitating the handling of the foreign matter.

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

Optionally, the number of evaporators 20 may be one or more. When the number of evaporators 20 is multiple, the plurality of evaporators 20 include a first evaporator and a second evaporator. The first evaporator and the first evaporator are The device is arranged in the refrigeration chamber 102 along the width direction of the inner pot 10 .

Optionally, when the refrigerator includes a first evaporator and a second evaporator, the return air outlet 401 is located between the first evaporator and the second evaporator, and the foreign body cavity corresponds to the return air outlet 401, which facilitates the inflow of the return air outlet 401. The air flow can flow to the first evaporator and the second evaporator respectively.

Optionally, the number of fans 70 is one or more. When one of the first side wall 104 and the second side wall 105 is provided with an air supply duct 103, the fans 70 and the air supply duct 103 are located on the same side wall. In this way, the airflow flowing out of the refrigeration cavity 102 can directly flow to the air supply duct 103 after passing through the fan 70 without going through corners, which can reduce the loss of airflow.

Optionally, the drain port 501 is located between the first evaporator and the second evaporator, and both the first evaporator and the second evaporator are inclined toward the drain port 501 to facilitate defrosting of the first evaporator and the second evaporator. Drainage of water.

The foregoing description and drawings illustrate embodiments of the disclosure sufficiently to enable those skilled in the art to practice them. Other embodiments may include structural and other changes. The examples represent only possible variations. Unless explicitly required, individual components and features are optional and the order of operations may vary. Portions and features of some embodiments may be included in or substituted for those of other embodiments. 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 can be made without departing from the scope thereof. The scope of the 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.