CN216114920U

CN216114920U - Air duct assembly for refrigeration equipment, inner container and refrigeration equipment

Info

Publication number: CN216114920U
Application number: CN202121630951.9U
Authority: CN
Inventors: 王常志; 陈建全; 董凌云; 刘山山
Original assignee: Qingdao Haier Refrigerator Co Ltd; Haier Smart Home Co Ltd; Qingdao Haier Special Refrigeration Electric Appliance Co Ltd
Current assignee: Qingdao Haier Refrigerator Co Ltd; Haier Smart Home Co Ltd; Qingdao Haier Special Refrigeration Electric Appliance Co Ltd
Priority date: 2021-07-16
Filing date: 2021-07-16
Publication date: 2022-03-22
Anticipated expiration: 2031-07-16
Also published as: WO2023284345A1

Abstract

The utility model belongs to the technical field of refrigeration equipment, and particularly provides an air duct assembly, an inner container and refrigeration equipment for the refrigeration equipment. The utility model aims to solve the problem that the air duct shell of the existing refrigeration equipment is easy to deform due to the action of external force in the transportation or transferring process, so that air leakage of an air supply channel is easy to occur. In order to solve the problem, the air duct assembly comprises a front shell, a rear shell, a bottom shell, an air duct, an air inlet and an air outlet. The air duct is defined by the front shell, the rear shell and the bottom shell together; the air inlet is arranged on the front shell and/or the bottom shell; at least a portion of the outlet is disposed on the front shell and/or the rear shell, and/or at least a portion of the outlet is formed between the front shell and the rear shell. The air duct assembly can independently limit the air duct, so that air leakage can not occur when the air duct assembly deforms under the action of external force.

Description

Air duct assembly for refrigeration equipment, inner container and refrigeration equipment

Technical Field

The utility model belongs to the technical field of refrigeration equipment, and particularly provides an air duct assembly, an inner container and refrigeration equipment for the refrigeration equipment.

Background

The existing refrigeration equipment mainly comprises a refrigerator, an ice chest and a freezer in function, and mainly comprises a direct cooling type and an air cooling type in refrigeration mode. The air-cooled refrigerating equipment comprises a refrigerating chamber, a storage chamber, an air supply channel and an air return channel. The air supply channel and the air return channel are respectively communicated with the refrigerating chamber and the storage chamber, so that air flows in a circulating mode in sequence according to the sequence of the refrigerating chamber, the air supply channel, the storage chamber and the air return channel. The flowing air is cooled by an evaporator in the refrigerating chamber while flowing through the refrigerating chamber, and cools stored objects (such as food, medicine, drink, chemical agent, etc.) in the storage chamber while flowing through the storage chamber.

The existing air supply channel is generally formed by jointly limiting the side walls of an air duct shell and an inner container (a refrigeration chamber and a refrigerating chamber are limited in the air duct shell), but the existing air duct shell is often deformed due to the action of external force in the transportation or transferring process, so that the existing air duct shell cannot be tightly attached to the side walls of the inner container, and air leakage occurs.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems in the prior art, that is, to solve the problem that the air duct housing of the existing refrigeration equipment is easy to deform due to the action of external force during transportation or transfer, and further the air supply channel is easy to leak, the utility model provides an air duct assembly for the refrigeration equipment, which comprises:

a front shell, a rear shell and a bottom shell fixed together;

an air duct collectively defined by the front shell, the rear shell, and the bottom shell;

the air inlet is arranged on the front shell and/or the bottom shell;

an outlet vent, at least a portion of which is disposed on the front shell and/or the rear shell, and/or at least a portion of which is formed between the front shell and the rear shell.

Optionally, the rear shell and the bottom shell are fixed together with the front shell in a quick-fit manner, respectively.

Optionally, a first clamping structure is arranged on the front shell, a first clamping matching structure is arranged on the rear shell, and the front shell and the rear shell are fixed together through the first clamping structure and the first clamping matching structure which are matched together; and/or, be provided with the second joint structure on the preceding shell, be provided with second joint cooperation structure on the drain pan, preceding shell with the drain pan is through matching together the second joint structure with second joint cooperation structure is fixed together.

Optionally, the front shell includes a vertical portion corresponding to the rear shell and an inclined portion corresponding to the bottom shell, the first clamping structure is disposed on the vertical portion, a part of the second clamping structure is disposed on the vertical portion, and another part of the second clamping structure is disposed on the inclined portion.

Optionally, a first limit structure is arranged on the vertical portion, a first limit matching structure is arranged on the rear shell, and the first limit structure and the first limit matching structure which are matched together are used for preventing the rear shell from moving relative to the front shell in a direction perpendicular to the installation direction of the rear shell relative to the front shell; the inclined part is provided with a second limiting structure, the bottom shell is provided with a second limiting matching structure, and the second limiting structure and the second limiting matching structure which are matched together are used for preventing the bottom shell from moving relative to the front shell in the direction perpendicular to the installation direction of the bottom shell relative to the front shell.

Optionally, the first limit structure is a bar-shaped rib formed on the vertical part and extending to the inclined part, and the first limit matching structure is a bar-shaped rib formed on the rear shell; and/or the second limit structure is an arc-shaped rib formed on the inclined part, the arc-shaped rib extends to the vertical part, and the second limit matching structure is an arc-shaped groove formed on the bottom shell.

Optionally, one end of the rear shell close to the bottom shell is provided with a third clamping structure, one end of the bottom shell close to the rear shell is provided with a third clamping matching structure, and the rear shell and the bottom shell are clamped together through the third clamping structure and the third clamping matching structure which are matched together.

Optionally, the third clamping structure is a dowel, and the third clamping matching structure is a slot.

Optionally, the inclined portion and the bottom case together constitute a housing of the blower to mount the blower between the inclined portion and the housing.

In addition, the utility model also provides an inner container for the refrigeration equipment, which comprises the air duct assembly in any one of the technical schemes.

Further, the utility model also provides a refrigerating device which comprises the air duct assembly in any one of the technical schemes.

Based on the foregoing description, those skilled in the art can understand that, in the foregoing technical solution of the present invention, the front shell, the rear shell and the bottom shell jointly define the air duct, so that the air duct assembly can separately define the air duct, and further, when the air duct assembly is deformed by an external force, the air duct assembly does not leak air.

Furthermore, the rear shell and the bottom shell are fixed together with the front shell in a rapid installation mode respectively, so that the air duct assembly is convenient for workers to install.

The above and other objects, advantages and features of the present invention will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.

Drawings

In order to more clearly explain the technical solution of the present invention, some embodiments of the present invention will be described hereinafter with reference to the accompanying drawings. Those skilled in the art will appreciate that elements or portions of the same reference number identified in different figures are the same or similar; the drawings of the utility model are not necessarily to scale relative to each other. In the drawings:

FIG. 1 is a front view of a duct assembly according to some embodiments of the present invention;

FIG. 2 is a cross-sectional view taken along the line A-A in FIG. 1;

FIG. 3 is a first isometric view of the duct assembly of FIG. 1;

FIG. 4 is an exploded view of the duct assembly of FIG. 3;

FIG. 5 is a second isometric view of the duct assembly of FIG. 1;

FIG. 6 is an exploded view of the duct assembly of FIG. 5;

FIG. 7 is a cross-sectional view taken along the line B-B in FIG. 1 (with a fan mounted within the air duct assembly);

fig. 8 is a cross-sectional view of the refrigeration unit liner in some embodiments of the utility model.

Detailed Description

It should be understood by those skilled in the art that the embodiments described below are only a part of the embodiments of the present invention, not all of the embodiments of the present invention, and the part of the embodiments are intended to explain the technical principles of the present invention and not to limit the scope of the present invention. All other embodiments, which can be obtained by a person skilled in the art based on the embodiments provided by the present invention without inventive effort, shall still fall within the scope of protection of the present invention.

It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "top", "bottom", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through the communication between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

FIG. 1 is a front view of an air duct assembly according to some embodiments of the present invention, and FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1.

As shown in fig. 1, in some embodiments of the present invention, the air duct assembly 100 includes a front case 110, a rear case 120, a bottom case 130, an air duct 140, an air inlet 150, and an air outlet 160.

Wherein the front case 110, the rear case 120, and the bottom case 130 are fixed together and thus collectively define the air duct 140.

In some embodiments of the present invention, the intake vent 150 is disposed on the front case 110 and below the front case 110.

In other embodiments of the present invention, one skilled in the art can also arrange the air inlet 150 on the bottom case 130 as required.

In some embodiments of the present invention, the outlet 160 is disposed on the front case 110. Preferably, the air outlet 160 has a plurality.

In other embodiments of the present invention, the air outlet 160 may be disposed on the rear housing 120 as required by those skilled in the art.

In other embodiments of the present invention, one skilled in the art may further dispose a plurality of air outlets 160, and dispose a portion of the air outlets 160 on the front housing 110 and a portion of the air outlets 160 on the rear housing 120 as needed. In addition, one skilled in the art may further dispose a portion of the air outlet 160 between the front shell 110 and the rear shell 120 as needed. Specifically, a gap is formed between the front shell 110 and the rear shell 120, so that the gap serves as the air outlet 160.

Optionally, the front case 110, the rear case 120, and the bottom case 130 are fixed to each other in a detachable, quick-install, or fixed connection. Wherein, quick erection joint includes the joint, and fixed connection includes butt fusion, ultrasonic bonding, screw connection, coheres etc..

The manner in which the front case 110, the rear case 120, and the bottom case 130 are fixed to each other is described in detail below with reference to fig. 3 to 6 in conjunction with the engagement. Wherein fig. 3 is a first isometric view of the duct assembly of fig. 1, fig. 4 is an exploded view of the duct assembly of fig. 3, fig. 5 is a second isometric view of the duct assembly of fig. 1, and fig. 6 is an exploded view of the duct assembly of fig. 5.

As shown in fig. 4 and 6, the front case 110 includes a vertical portion 110a and an inclined portion 110 b. Wherein the vertical part 110a corresponds to the rear case 120, and the inclined part 110b corresponds to the bottom case 130. In other words, the rear case 120 is fixed to the vertical part 110a, and the bottom case 130 is fixed to the inclined part 110 b.

With continued reference to fig. 4 and 6, the vertical portion 110a of the front shell 110 is provided with a plurality of first clamping structures 111, and the plurality of first clamping structures 111 are distributed at intervals along the circumferential direction of the front shell 110; the rear housing 120 is provided with a plurality of first snap-fit structures 121, and the plurality of first snap-fit structures 121 are distributed at intervals along the circumferential direction of the rear housing 120. The front housing 110 and the rear housing 120 are secured together by the first snap-fit structure 111 and the first snap-fit structure 121 being mated together. Specifically, the first snap structure 111 is a snap provided on the front case 110, and the first snap fitting structure 121 is a snap provided on the rear case 120. Alternatively, one skilled in the art may set the first snap structure 111 as a snap groove and the first snap fitting structure 121 as a snap, as required.

With continued reference to fig. 4 and 6, the inclined portion 110b of the front housing 110 is provided with a plurality of second snapping structures 112, the bottom housing 130 is provided with a plurality of second snapping matching structures 131, and the front housing 110 and the bottom housing 130 are fixed together by the second snapping structures 112 and the second snapping matching structures 131 matching together. Specifically, the second snap-fit structure 112 is a snap groove disposed on the front case 110, and the second snap-fit structure 131 is a snap provided on the bottom case 130. Alternatively, one skilled in the art may configure the second snap structure 112 as a snap and the second snap fitting structure 131 as a snap groove, as required.

Further, as shown in fig. 6, the bottom plate of the bottom shell 130 has an arc structure, and in order to make the arc structure fit with the front shell 110 more closely, the vertical portion 110a of the front shell 110 is also provided with a second clamping structure 112, so that the arc structure of the front shell 110 and the arc structure of the bottom shell 130 are fixed together by the second clamping structure 112 on the vertical portion 110 a.

As shown in fig. 4 and 6, the vertical portion 110a is provided with a first limit structure 113, the rear shell 120 is provided with a first limit engagement structure 122, and the first limit structure 113 and the first limit engagement structure 122, which are matched together, are used to prevent the rear shell 120 from moving relative to the front shell 110 in a direction perpendicular to the installation direction of the rear shell 120 relative to the front shell 110. Specifically, the first stopper structure 113 is a bar-shaped rib formed on the vertical portion 110a, and the bar-shaped rib 110a extends to the inclined portion 110 b. Preferably, the inclined portion 110b has bar-shaped ribs distributed on both top and right and left sides. The first limit engagement structure 122 is a bar rib formed on the rear case 120. Preferably, the back case 120 has bar-shaped ribs distributed on both the top side and the left and right sides. In addition, the first limit-limiting structure 113 and the first limit-limiting matching structure 122 can be configured by any other feasible structures, such as a guide post and a guide hole, as required by those skilled in the art.

Further, a gasket is provided between the vertical portion 110a and the rear case 120, and after the rear case 120 is fixed to the front case 110, the rear case 120 and the front case 110 co-press the gasket to ensure sealability between the rear case 120 and the front case 110 by the gasket. The sealing gasket may be made of any feasible material, such as rubber, silicone, PE (polyethylene) material, etc.

Preferably, the packing is attached to a side of the vertical portion 110a facing the rear case 120 and is pressed by the first stopper structure 113.

With continued reference to fig. 4 and 6, the second position-limiting structure 114 is disposed on the inclined portion 110b, the second position-limiting matching structure 132 is disposed on the bottom shell 130, and the second position-limiting structure 114 and the second position-limiting matching structure 132, which are matched together, are used to prevent the bottom shell 130 from moving relative to the front shell 110 in a direction perpendicular to the installation direction of the bottom shell 130 relative to the front shell 110. Specifically, the second stopper structure 114 is an arc-shaped rib formed on the inclined portion 110b, and the arc-shaped rib 110a extends to the vertical portion 110 a. Preferably, the portion of the arc rib on the inclined portion 110b is in a semicircular ring shape as a whole. The second limit engagement structure 132 is an arcuate slot formed in the bottom housing 130. Preferably, the arc-shaped groove is semicircular in shape as a whole. In addition, one skilled in the art can also set the second limit stop structure 114 as an arc-shaped slot and the second limit stop mating structure 132 as an arc-shaped rib, as required. Alternatively, the second limit stop structure 114 and the second limit stop mating structure 132 may be any other feasible structure, such as a positioning pin and a positioning hole, as desired by those skilled in the art.

Further, a gasket is provided between the inclined portion 110b and the bottom case 130, and the bottom case 130 and the front case 110 co-press the gasket after the bottom case 130 is fixed to the front case 110, to ensure sealability between the bottom case 130 and the front case 110 by the gasket. The sealing gasket may be made of any feasible material, such as rubber, silicone, PE (polyethylene) material, etc.

As shown in fig. 4 and 6, a third locking structure 123 is disposed at an end of the rear case 120 close to the bottom case 130, a third locking and matching structure 133 is disposed at an end of the bottom case 130 close to the rear case 120, and the rear case 120 and the bottom case 130 are locked together by the third locking structure 123 and the third locking and matching structure 133. Specifically, the third locking structure 123 is a rib, and the third locking mating structure 133 is a slot. Alternatively, one skilled in the art may also set the third snapping structure 123 as a slot and the third snapping matching structure 133 as a dowel as required. In addition, the third clamping structure 123 and the third clamping matching structure 133 can be configured by any other feasible structures, such as a rotating shaft and a clamping groove, as required by those skilled in the art.

The assembly process of the air duct assembly 100 will be briefly described with reference to fig. 3 to 6.

When assembling the air duct assembly 100, the rear housing 120 is first fastened to the vertical portion 110a of the front housing 110, and thus the first clamping structure 111 and the first clamping matching structure 121 are matched together, and the first limiting structure 113 and the first limiting matching structure 122 are matched together. Then, the third snap-fit structure 133 of the bottom case 130 is engaged with the third snap-fit structure 123 of the rear case 120. Finally, the bottom case 130 is rotated to snap the bottom case 130 onto the inclined portion 110b of the front case 110, and thus the second snap structure 112 and the second snap fit structure 131 are matched together, and the second limit structure 114 and the second limit fit structure 132 are matched together.

Preferably, a first overlapping portion (not marked) extends downward from a bottom end of the rear case 120, and a second overlapping portion (not marked) extends upward from a top end of the bottom case 130. In a state where the air duct assembly 100 is assembled, the first overlapping portion and the second overlapping portion overlap and abut each other to achieve sealing between the rear case 120 and the bottom case 130.

Fig. 7 is a schematic view showing the effect of the fan 200 installed in the air duct assembly 100.

As shown in fig. 7, in some embodiments of the present invention, the inclined portion 110b of the front case 110 and the bottom case 130 together constitute an outer case of the blower fan 200. Compared with the fan 200 with the casing configured for the air duct assembly 100, the air duct assembly 100 of the present invention can effectively reduce the number of parts of the refrigeration equipment, thereby increasing the usable space of the refrigeration equipment.

Based on the foregoing description, it can be understood by those skilled in the art that the front shell 110, the rear shell 120 and the bottom shell 130 jointly define the air duct 140, so that the air duct assembly 100 can separately define the air duct 140, and thus the air duct assembly 100 does not leak air when deformed by an external force.

Fig. 8 is a cross-sectional view of a refrigeration unit bladder 300 in accordance with some embodiments of the present invention.

As shown in FIG. 8, in some embodiments of the present invention, the inner bladder 300 includes the air duct assembly 100 described above.

Specifically, the inner container 300 defines therein a refrigerating compartment 310, a first storage compartment 320, and a second storage compartment 330. Wherein an evaporator 400 is disposed in the refrigerating compartment 310. The air duct assembly 100 is installed inside the inner container 300, and the air duct assembly 100 is fixedly connected to the rear wall of the inner container 300.

Optionally, a buckle is disposed on the air duct assembly 100 (specifically, the front shell 110), a left and a right clamping grooves are disposed on the rear wall of the inner container 300, and the air duct assembly 100 is fixed to the rear wall of the inner container 300 by the buckle being clamped into the clamping grooves.

Moreover, one skilled in the art may secure the air duct assembly 100 to the inner container 300 in any other suitable manner, as desired. For example, the air duct assembly 100 is fixed to the inner bag 300 by screws.

Further, the air inlet 150 of the air duct assembly 100 is located in the cooling chamber 310, and the air duct assembly 100 has an air outlet 160 communicated with the first storage chamber 310 and an air outlet 160 communicated with the second storage chamber 320.

It should be noted that one of the first storage chamber 320 and the second storage chamber 330 may be a freezing chamber, and the other may be a temperature-variable chamber.

Further, although not shown, the present invention also provides a refrigeration device including the air duct assembly 100 or the inner container 300 as described above. The refrigerating equipment can be a refrigerator, a freezer or a freezer.

So far, the technical solution of the present invention has been described in connection with the foregoing embodiments, but it is easily understood by those skilled in the art that the scope of the present invention is not limited to these specific embodiments. Without departing from the technical principle of the present invention, a person skilled in the art may split and combine the technical solutions in the above embodiments, and may make equivalent changes or substitutions for related technical features, and any changes, equivalents, improvements, etc. made within the technical concept and/or technical principle of the present invention will fall within the protection scope of the present invention.

Claims

1. An air duct assembly for a refrigeration appliance, the air duct assembly comprising:

a front shell, a rear shell and a bottom shell fixed together;

the air inlet is arranged on the front shell and/or the bottom shell;

2. The air duct assembly for a refrigeration appliance according to claim 1,

the front shell is provided with a first clamping structure, the rear shell is provided with a first clamping matching structure, and the front shell and the rear shell are fixed together through the first clamping structure and the first clamping matching structure which are matched together; and/or the like and/or,

the front shell is provided with a second clamping structure, the bottom shell is provided with a second clamping matching structure, and the front shell and the bottom shell are fixed together through the second clamping structure and the second clamping matching structure which are matched together.

3. The air duct assembly for a refrigeration appliance according to claim 2,

the front case includes a vertical part corresponding to the rear case and an inclined part corresponding to the bottom case,

the first clamping structure is arranged on the vertical part,

one part of the second clamping structure is arranged on the vertical part, and the other part of the second clamping structure is arranged on the inclined part.

4. The air duct assembly for a refrigeration appliance according to claim 3,

the vertical part is provided with a first limiting structure, the rear shell is provided with a first limiting matching structure, and the first limiting structure and the first limiting matching structure which are matched together are used for preventing the rear shell from moving relative to the front shell in the direction perpendicular to the installation direction of the rear shell relative to the front shell;

the inclined part is provided with a second limiting structure, the bottom shell is provided with a second limiting matching structure, and the second limiting structure and the second limiting matching structure which are matched together are used for preventing the bottom shell from moving relative to the front shell in the direction perpendicular to the installation direction of the bottom shell relative to the front shell.

5. The air duct assembly for a refrigeration appliance according to claim 4,

the first limit structure is a strip-shaped rib formed on the vertical part, the strip-shaped rib extends to the inclined part, and the first limit matching structure is a strip-shaped rib formed on the rear shell; and/or the like and/or,

the second limit structure is an arc rib formed on the inclined portion, the arc rib extends to the vertical portion, and the second limit matching structure is an arc groove formed on the bottom shell.

6. The air duct assembly for a refrigeration appliance according to any one of claims 1 to 5,

the backshell is close to the one end of drain pan is provided with the third joint structure, the drain pan is close to the one end of backshell is provided with the third joint cooperation structure, the backshell with the drain pan is through matcing together the third joint structure with the joint cooperation structure joint of third joint is in the same place.

7. The air duct assembly for a refrigeration appliance according to claim 6,

the third clamping structure is a dowel bar, and the third clamping matching structure is a slot.

8. The air duct assembly for a refrigeration appliance according to any one of claims 3 to 5,

the inclined portion and the bottom case together constitute a housing of the blower to mount the blower between the inclined portion and the housing.

9. An inner container for a refrigeration device, wherein the inner container comprises the air duct assembly of any one of claims 1-8.

10. A refrigeration appliance comprising the air duct assembly of any of claims 1-8.