CN221858951U - refrigerator - Google Patents

Abstract

The utility model relates to a refrigerator, belonging to the technical field of refrigeration equipment, the refrigerator comprises: a box body, a first inner liner, a second inner liner, a refrigeration component, a thermal insulation component and a first vent, one side of the box body is arranged with an opening; the first inner liner is arranged in the box body, and the opening of the first inner liner corresponds to the opening of the box body; the second inner liner is arranged in the box body, and the opening of the second inner liner corresponds to the opening of the box body; the refrigeration component is used to transport cold air to the first inner liner and the second inner liner; the thermal insulation component is arranged between the first inner liner and the box body; the thermal insulation component is provided with a first air duct; the first vent is opened on a side of the first inner liner close to the thermal insulation component; the first vent is used to communicate with the air duct; the cold air generated by the refrigeration component enters the first inner liner through the first air duct on the thermal insulation component and the first vent.

Description

refrigerator

Technical Field

The present application relates to the technical field of refrigeration equipment, and in particular to a refrigerator.

Background Art

A refrigerator is a household or commercial electrical appliance used to refrigerate or freeze food and items. It usually uses refrigeration technology to keep the temperature at a lower level to keep the food fresh and extend its shelf life.

A refrigerator generally includes an outer box, an inner box and a refrigeration device, and the inner box is cooled by the refrigeration device. In the prior art, the refrigeration device is provided with an air duct, which passes through a PVC pipe and goes through the back of the inner box, and the PVC pipe is wrapped and protected by a foam layer.

However, in the prior art, in order to protect the PVC pipe and prevent condensation, the thickness of the foam layer is relatively large, so the volume of the refrigerator is made larger, the cost is increased and it is inconvenient for users to use. At the same time, the process of providing the refrigerator with a foam layer is complicated and inconvenient to produce.

Utility Model Content

The utility model solves one of the technical problems in the related art at least to a certain extent.

To this end, the present application aims to provide a refrigerator, insulated by directly installing a thermal insulation component on the rear side of a first inner tank. The cold air generated by the refrigeration component is directly delivered to the first inner tank through a first air duct, and a separate pipeline is not required, so there is no need to thicken the foam layer, which can reduce the overall volume of the refrigerator.

In order to achieve the above object, the utility model provides a refrigerator, comprising:

A box body, one side of which is open;

A first liner, wherein the first liner is disposed in the box body, and an opening of the first liner corresponds to an opening of the box body;

A second liner, the second liner is disposed in the box body and is located above the first liner, and an opening of the second liner corresponds to an opening of the box body;

A refrigeration component, the refrigeration component is used to deliver cold air to the first inner liner and the second inner liner;

A thermal insulation component, the thermal insulation component is arranged between the first inner liner and the box body; the thermal insulation component is provided with a first air duct;

A first vent, which is disposed on a side of the first inner container close to the thermal insulation component; the first vent is used to communicate with the air duct;

The cold air generated by the refrigeration component passes through the first air duct on the insulation component and the first ventilation opening into the first inner tank.

In the technical solution, the insulation component is directly installed on the rear side of the first inner tank for insulation. The cold air generated by the refrigeration component is directly transported to the first inner tank through the first air duct, and there is no need to set up a separate pipeline, so there is no need to thicken the foam layer, which can reduce the overall volume of the refrigerator.

In addition, the present application also provides a refrigerator, which includes:

A box body, one side of which is open;

A first liner, wherein the first liner is disposed in the box body, and an opening of the first liner corresponds to an opening of the box body;

A second liner is disposed in the box body and below the first liner, and an opening of the second liner corresponds to an opening of the box body;

A refrigeration component, the refrigeration component is used to deliver cold air to the first inner liner and the second inner liner;

A thermal insulation component, the thermal insulation component is arranged between the first inner liner and the box body; the thermal insulation component is provided with a first air duct;

A first vent, which is disposed on a side of the first inner container close to the thermal insulation component; the first vent is used to communicate with the air duct;

The cold air generated by the refrigeration component passes through the first air duct on the insulation component and the first ventilation opening into the first inner tank.

In the technical solution, the insulation component is directly installed on the rear side of the first inner tank for insulation. The cold air generated by the refrigeration component is directly transported to the first inner tank through the first air duct, and there is no need to set up a separate pipeline, so there is no need to thicken the foam layer, which can reduce the overall volume of the refrigerator.

In some embodiments of the present application, the thermal insulation assembly includes a first thermal insulation component and a second thermal insulation component spliced to each other; at least a portion of the second thermal insulation component is inserted between the first inner liner and the second inner liner.

In the technical solution, during installation, part of the second thermal insulation component can be directly inserted into the gap between the first inner liner and the second inner liner, and the second thermal insulation component is clamped by the first inner liner and the second inner liner. At the same time, because the first thermal insulation component and the second thermal insulation component are spliced with each other, the installation efficiency of the thermal insulation component is improved.

In some embodiments of the present application, the first air duct includes a first ventilation section and a second ventilation section, the first ventilation section is formed by splicing the first thermal insulation component and the second thermal insulation component; the second ventilation section is formed by the first thermal insulation component being attached to the side wall of the first inner liner.

In the technical solution, this design facilitates the setting of the first air duct, and the cold air passing through the second ventilation section directly adheres to the side wall of the first inner liner, so the interior of the first inner liner can be further cooled.

In some embodiments of the present application, a first chamber is formed on the first thermal insulation member, a second chamber is formed on the second thermal insulation member, and the first chamber and the second chamber are buckled together to form the first ventilation section.

In the technical solution, during production, the first chamber and the second chamber can be directly opened on the first thermal insulation member and the second thermal insulation member, which makes production convenient and fast and improves production efficiency.

In some embodiments of the present application, the first inner liner is provided with a second vent; the second inner liner is provided with a third vent, and the thermal insulation component is provided with a second air duct, and the second air duct connects the second vent with the third vent.

In the technical solution, the first inner liner and the second inner liner are connected through the second air duct of the thermal insulation component, so that cold air can flow in the first inner liner and the second inner liner to achieve cooling of the first inner liner and the second inner liner.

In some embodiments of the present application, a third chamber is provided on the first thermal insulation member, a fourth chamber is provided on the second thermal insulation member, and the third chamber and the fourth chamber are fastened together to form the second air duct.

In the technical solution, during production, the third chamber and the fourth chamber can be directly opened on the first thermal insulation member and the second thermal insulation member, which makes production convenient and fast and improves production efficiency.

In some embodiments of the present application, the thermal insulation component is partially attached to the rear side of the first inner liner, and an enclosure is provided at the edge of the thermal insulation component close to the rear side of the first inner liner, and the enclosure is attached to the side wall of the first inner liner.

In the technical solution, the first inner liner is partially wrapped by surrounding it, so that part of the first inner liner is plugged into the thermal insulation component, thereby improving the connection stability between the thermal insulation component and the first inner liner.

In some embodiments of the present application, the inner bottom of the first liner is recessed downward to form a water accumulation cavity, and a drainage port is provided on the water accumulation cavity.

In the technical solution, condensed water inside the first inner tank is collected in the water accumulation chamber and discharged through the drain outlet, thereby avoiding water accumulation inside the first inner tank and improving user experience.

In some embodiments of the present application, the drain outlet is detachably connected to a drain pipe.

In the technical solution, water is drained through a drain pipe, and the accumulated water in the water accumulation chamber is directly discharged through the drain pipe to prevent the accumulated water from flowing into the refrigerator and damaging components.

Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of the overall structure of a refrigerator according to an embodiment of the present application;

FIG2 is a schematic diagram of the overall structure of a refrigerator according to an embodiment of the present application;

FIG3 is a schematic diagram of the rear structure of a refrigerator according to an embodiment of the present application;

FIG4 is a rear view of the refrigerator according to an embodiment of the present application;

FIG5 is a schematic diagram of the rear structure of the interior of the refrigerator according to an embodiment of the present application;

FIG6 is a side view of the interior of a refrigerator according to an embodiment of the present application;

FIG7 is a rear view of the interior of the refrigerator according to an embodiment of the present application;

FIG8 is an exploded view of the structure inside the refrigerator according to an embodiment of the present application;

FIG9 is a front view of a first thermal insulation member according to an embodiment of the present application;

FIG10 is a rear view of a first thermal insulation member according to an embodiment of the present application;

FIG11 is a front view of a second thermal insulation member according to an embodiment of the present application;

FIG12 is a rear view of a second thermal insulation member according to an embodiment of the present application;

FIG. 13 is a rear view of the internal structure of the refrigerator according to an embodiment of the present application.

In the above figures: 100, box body; 200, first inner liner; 300, second inner liner; 400, first thermal insulation member; 401, first chamber; 402, second ventilation section; 403, third chamber; 500, second thermal insulation member; 501, second chamber; 502, fourth chamber; 600, first vent; 700, second vent; 800, third vent.

DETAILED DESCRIPTION

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation to the present invention.

In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection, or communication with each other; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

In the present utility model, the terms "one embodiment", "some embodiments", "examples", "specific examples", or "some examples" etc. mean that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the described specific features, structures, materials or characteristics may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

The present invention is described in detail below by way of exemplary embodiments. However, it should be understood that, without further description, elements, structures and features in one embodiment may also be beneficially combined in other embodiments.

In the present application, the refrigerator includes a box body, a door body and a refrigeration system: the box body is usually made of metal or plastic and has certain heat preservation performance. The inside of the box body is provided with a refrigeration chamber and/or a freezer chamber. The door body is used to open and close the refrigerator. The refrigeration system includes a compressor, a condenser, an evaporator and a refrigerant, etc. The heat inside the refrigerator is transferred to the outside, thereby achieving a cooling effect.

Hereinafter, embodiments of the present application will be described in detail with reference to the accompanying drawings.

As shown in FIG. 1 , in an illustrative embodiment of the refrigerator of the utility model, the refrigerator includes: a box body 100, a first inner liner 200, a second inner liner 300, a refrigeration component, a temperature insulation component and a first vent 600; wherein one side of the box body 100 is open.

The first inner container 200 is disposed in the box body 100 .

The opening of the first inner container 200 corresponds to the opening of the box body 100 .

The second inner container 300 is disposed in the box body 100 , and the second inner container 300 is located below the first inner container 200 .

The opening of the second liner 300 corresponds to the opening of the box body 100 .

The refrigeration assembly is used to deliver cold air to the first inner liner 200 and the second inner liner 300 .

The thermal insulation component is disposed between the first inner container 200 and the box body 100 .

The thermal insulation component is provided with a first air duct.

The first vent 600 is provided on a side of the first inner container 200 close to the thermal insulation component. The first vent 600 is used to communicate with the air duct.

The cold air generated by the refrigeration component passes through the first air duct on the insulation component and the first ventilation port 600 into the first inner liner 200 .

According to the above solution, the insulation component is directly installed on the rear side of the first inner liner 200 for insulation. The cold air generated by the refrigeration component is directly transported to the first inner liner 200 through the first air duct, and there is no need to set up a separate pipeline, so there is no need to thicken the foam layer, which can reduce the overall volume of the refrigerator.

In some embodiments, the box body 100 is rectangular and is vertically arranged during use of the refrigerator. The second liner 300 and the first liner 200 are arranged along the length direction of the box body 100 , and the second liner 300 is located below the first liner 200 .

In some embodiments, the top end of the first liner 200 may be connected to the inner top wall of the box body 100 to achieve the connection between the first liner 200 and the box body 100 .

In some embodiments, the bottom end of the second liner 300 may be connected to the inner bottom wall of the box body 100 to achieve the connection between the second liner 300 and the box body 100 .

Please refer to Figures 2 to 13. In addition, the present application also provides a refrigerator, which includes: a box body 100, a first inner tank 200, a second inner tank 300, a refrigeration component, a thermal insulation component and a first vent 600; wherein one side of the box body 100 is open.

The first liner 200 is disposed in the box body 100 .

The opening of the first inner container 200 corresponds to the opening of the box body 100 .

The second inner container 300 is disposed in the box body 100 , and the second inner container 300 is located above the first inner container 200 .

The opening of the second liner 300 corresponds to the opening of the box body 100 .

The refrigeration assembly is used to deliver cold air to the first inner liner 200 and the second inner liner 300 .

The thermal insulation component is disposed between the first inner container 200 and the box body 100 .

The thermal insulation component is provided with a first air duct.

The first vent 600 is provided on a side of the first inner container 200 close to the thermal insulation component. The first vent 600 is used to communicate with the air duct.

The cold air generated by the refrigeration component passes through the first air duct on the insulation component and the first ventilation port 600 into the first inner liner 200 .

According to the above solution, the insulation component is directly installed on the rear side of the first inner liner 200 for insulation. The cold air generated by the refrigeration component is directly transported to the first inner liner 200 through the first air duct, and there is no need to set up a separate pipeline, so there is no need to thicken the foam layer, which can reduce the overall volume of the refrigerator.

In some embodiments, the box body 100 is rectangular and is vertically arranged during use of the refrigerator. The second liner 300 and the first liner 200 are arranged along the length direction of the box body 100 , and the second liner 300 is located above the first liner 200 .

In some embodiments, the top end of the second liner 300 may be connected to the inner top wall of the box body 100 to achieve the connection between the second liner 300 and the box body 100 .

In some embodiments, the bottom end of the first inner liner 200 may be connected to the inner bottom wall of the box body 100 to achieve the connection between the first inner liner 200 and the box body 100 .

In some embodiments, the thermal insulation assembly includes a first thermal insulation component 400 and a second thermal insulation component 500 that are spliced to each other; at least a portion of the second thermal insulation component 500 is inserted between the first inner liner 200 and the second inner liner 300.

During installation, part of the second thermal insulation member 500 can be directly inserted into the gap between the first inner liner 200 and the second inner liner 300, and the second thermal insulation member 500 is clamped by the first inner liner 200 and the second inner liner 300. At the same time, because the first thermal insulation member 400 and the second thermal insulation member 500 are spliced with each other, the installation efficiency of the thermal insulation assembly is improved.

In some embodiments, the second thermal insulation member 500 includes a first portion and a second portion, and the first portion and the second portion are connected to each other.

In some embodiments, the first portion is used to be inserted between the first liner 200 and the second liner 300 .

In some embodiments, the second portion is configured to be disposed on the rear side of the first liner 200 .

In some embodiments, the length direction of the first portion is perpendicular to the length direction of the second portion, and the end of the first portion is connected to the end of the second portion, thereby improving the structural strength of the second thermal insulation member 500.

In some embodiments, the second portion is disposed along a vertical side of the rear side of the first liner 200 .

In some embodiments, the rear side of the first liner 200 is irregularly arranged, and the second portion is completely attached to the rear side of the first liner 200, thereby improving the connection between the second portion and the first liner 200.

In some embodiments, a receiving cavity is formed at the rear side of the first inner liner 200 , and the receiving cavity is vertically arranged. The second part is embedded in the receiving cavity, so as to realize the connection between the second part and the first inner liner 200 .

In some embodiments, a positioning block is provided on the inner wall of the accommodating cavity, and a positioning groove is opened on the second part. The positioning block is used to be inserted into the positioning groove to realize the positioning and installation of the second thermal insulation component 500 and the first inner liner 200, thereby improving the installation efficiency.

In some embodiments, a plurality of positioning blocks and positioning grooves are arranged at intervals along the length direction of the second portion, and the number of positioning blocks and positioning grooves is the same and corresponds one to one.

In some embodiments, the first air duct includes a first ventilation section and a second ventilation section 402 , and the first ventilation section is formed by splicing the first thermal insulation component 400 and the second thermal insulation component 500 .

In some embodiments, a first chamber 401 is defined in the first thermal insulation member 400 .

In some embodiments, the side of the first chamber 401 facing the second thermal insulation member 500 is in communication with the outside.

In some embodiments, a second chamber 501 is defined in the second thermal insulation member 500 .

In some embodiments, the second chamber 501 is connected to the outside at a side facing the first thermal insulation member 400 .

In some embodiments, when the first thermal insulation component 400 and the second thermal insulation component 500 are spliced with each other, the first chamber 401 and the second chamber 501 are buckled and connected to form a first ventilation section.

During production, the first chamber 401 and the second chamber 501 can be directly opened on the first thermal insulation member 400 and the second thermal insulation member 500, which makes production convenient and fast and improves production efficiency.

In some embodiments, the second ventilation section 402 is directly opened on a side of the first thermal insulation member 400 facing the first inner liner 200 , and the second ventilation section 402 is connected to the first chamber 401 .

When the first thermal insulation member 400 is attached to the first inner liner 200 , the side wall of the first inner liner 200 closes the first chamber 401 on the side facing the first inner liner 200 , that is, in some embodiments, the second ventilation section 402 is formed by the first thermal insulation member 400 being attached to the side wall of the first inner liner 200 .

This design facilitates the arrangement of the first air duct, and the cold air passing through the second ventilation section 402 directly adheres to the side wall of the first inner liner 200 , thereby further cooling the interior of the first inner liner 200 .

In some embodiments, the first ventilation opening 600 passes through the rear side of the first liner 200 , and the second ventilation section 402 is in communication with the first ventilation opening 600 .

In some embodiments, the first inner liner 200 is provided with a second ventilation opening 700 .

In some embodiments, the second inner liner 300 is provided with a third vent 800 .

In some embodiments, a second air duct is provided on the insulation component, and the second air duct connects the second vent 700 with the third vent 800. The first liner 200 and the second liner 300 are connected through the second air duct of the insulation component, so that cold air circulates in the first liner 200 and the second liner 300, thereby achieving cooling of the first liner 200 and the second liner 300.

In some embodiments, a third chamber 403 is defined on the first thermal insulation member 400 .

In some embodiments, the side of the third chamber 403 facing the second thermal insulation member 500 is in communication with the outside.

In some embodiments, a fourth chamber 502 is defined in the second thermal insulation member 500 .

In some embodiments, the side of the fourth chamber 502 facing the first thermal insulation member 400 is in communication with the outside.

In some embodiments, after the first insulation member 400 and the second insulation member 500 are spliced, the third chamber 403 and the fourth chamber 502 are buckled and connected to form a second air duct. During production, the third chamber 403 and the fourth chamber 502 can be directly opened on the first insulation member 400 and the second insulation member 500, which is convenient and fast to produce and improves production efficiency.

In some embodiments, the insulation component is partially attached to the rear side of the first liner 200, and a surround is provided at the edge of the insulation component close to the rear side of the first liner 200, and the surround is attached to the side wall of the first liner 200. By partially wrapping the first liner 200, the first liner 200 is partially plugged into the insulation component, thereby improving the connection stability between the insulation component and the first liner 200.

In some embodiments, an insert block is disposed on the rear side of the first inner liner 200 , and a slot for inserting the insert block is provided on the first thermal insulation component 400 , so as to facilitate the positioning and connection between the first inner liner 200 and the first thermal insulation component 400 .

In some embodiments, a slot is provided on the rear side of the first inner liner 200 , and an insert block for plugging into the slot is provided on the first thermal insulation component 400 , so as to facilitate the positioning and connection of the first inner liner 200 and the first thermal insulation component 400 .

In some embodiments, the first inner liner 200 is provided with an insert block, and the second thermal insulation component 500 is provided with a slot for inserting the insert block, so as to facilitate the positioning and connection of the first inner liner 200 and the second thermal insulation component 500.

In some embodiments, the first inner liner 200 is provided with a slot, and the second thermal insulation component 500 is provided with an insert block for plugging into the slot, so as to facilitate the positioning and connection of the first inner liner 200 and the second thermal insulation component 500 .

In some embodiments, the inner bottom of the first inner liner 200 is concave downward to form a water accumulation cavity, and a drain port is provided on the water accumulation cavity. Condensed water inside the first inner liner 200 is collected in the water accumulation cavity and discharged through the drain port, thereby avoiding water accumulation inside the first inner liner 200 and improving user experience.

In some embodiments, the drain port is detachably connected to a drain pipe. The water is drained through the drain pipe, and the accumulated water in the water accumulation chamber is directly discharged through the drain pipe to prevent the accumulated water from flowing into the refrigerator and damaging components.

In some embodiments, a avoidance groove is provided on the first thermal insulation component 400 to avoid the position of the drain pipe.

It should be noted that, in this article, the rear side of the first inner liner 200 refers to the side of the first inner liner 200 away from the opening direction thereof.

In some embodiments, the refrigeration assembly includes an evaporator, a condenser, and a compressor. The refrigerant is made to flow between the evaporator, the condenser, and the compressor through the compressor, so that the refrigerant releases heat when in the condenser, thereby reducing the temperature of the refrigerant. The low-temperature refrigerant enters the evaporator and cools the air around the evaporator. The air after refrigeration by the evaporator enters the first chamber 401 and/or the second chamber 501 to achieve refrigeration of the refrigerator.

In some embodiments, a fan is provided at the evaporator, and the fan sends the air cooled by the evaporator through the first air duct into the first chamber 401. The cold air after passing through the first chamber 401 enters the second chamber 501.

In some embodiments, the first chamber 401 is used for refrigeration and the second chamber 501 is used for cold storage.

In some embodiments, the first chamber 401 is used for refrigeration and the second chamber 501 is used for cooling.

Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations of the present invention. Ordinary technicians in the field can change, modify, replace and modify the above embodiments within the scope of the present invention.

Claims (10)

1. A refrigerator, characterized in that it comprises:

the box body is provided with an opening at one side;

The first inner container is arranged in the box body, and an opening of the first inner container corresponds to the opening of the box body;

The second inner container is arranged in the box body and is positioned above the first inner container, and an opening of the second inner container corresponds to the opening of the box body;

the refrigeration assembly is used for conveying cold air to the first inner container and the second inner container;

the heat insulation assembly is arranged between the first liner and the box body; the heat insulation assembly is provided with a first air duct;

The first ventilation opening is formed in one side, close to the heat insulation assembly, of the first inner container; the first ventilation opening is used for communicating with the air duct;

Cold air generated by the refrigeration component passes through the first air duct on the heat insulation component and enters the first liner through the first ventilation opening.

2. A refrigerator, characterized in that it comprises:

the box body is provided with an opening at one side;

The first inner container is arranged in the box body, and an opening of the first inner container corresponds to the opening of the box body;

The second liner is arranged in the box body and positioned below the first liner, and an opening of the second liner corresponds to the opening of the box body;

the refrigeration assembly is used for conveying cold air to the first inner container and the second inner container;

the heat insulation assembly is arranged between the first liner and the box body; the heat insulation assembly is provided with a first air duct;

The first ventilation opening is formed in one side, close to the heat insulation assembly, of the first inner container; the first ventilation opening is used for communicating with the air duct;

Cold air generated by the refrigeration component passes through the first air duct on the heat insulation component and enters the first liner through the first ventilation opening.

3. The refrigerator according to claim 1 or 2, wherein the heat insulating assembly includes a first heat insulating member and a second heat insulating member spliced with each other; at least a part of the second heat insulating piece is inserted between the first inner container and the second inner container.

4. The refrigerator of claim 3, wherein the first air duct comprises a first ventilation segment and a second ventilation segment, the first ventilation segment being formed by the first thermal insulation and the second thermal insulation being spliced; the second ventilation section is formed by the first heat insulating piece being attached to the side wall of the first inner container.

5. The refrigerator of claim 4, wherein the first heat insulating member has a first cavity, the second heat insulating member has a second cavity, and the first cavity and the second cavity are fastened to form the first ventilation section.

6. The refrigerator of claim 3, wherein the first liner is provided with a second vent; the second inner container is provided with a third air vent, the heat insulation assembly is provided with a second air channel, and the second air channel is communicated with the second air vent and the third air vent.

7. The refrigerator of claim 6, wherein the first heat insulating member is provided with a third chamber, the second heat insulating member is provided with a fourth chamber, and the third chamber and the fourth chamber are buckled to form the second air duct.

8. The refrigerator of claim 3, wherein the thermal insulation assembly is partially attached to the rear side of the first inner container, and an edge of the thermal insulation assembly near the rear side of the first inner container is provided with a surrounding, and the surrounding is attached to the side wall of the first inner container.

9. The refrigerator according to claim 1 or 2, wherein the inner bottom of the first liner is recessed downward to form a water accumulation cavity, and a water outlet is formed in the water accumulation cavity.

10. The refrigerator of claim 9, wherein the drain port is detachably connected with a drain pipe.