CN218495530U - Air duct component for refrigerator, refrigerator body and refrigerator - Google Patents

Abstract

The utility model belongs to the technical field of refrigerators, and specifically provides an air duct component for a refrigerator, a refrigerator box and a refrigerator. The utility model aims to solve the problem that food materials in the existing refrigerated room are easy to freeze due to being directly blown by cold wind. For this reason, the air duct component of the present utility model is provided with an air supply channel, the air supply channel has at least one air inlet, and the air supply channel also has a and a plurality of air outlets on at least one of the top sides, the air duct member is configured so that the cold air in the air supply passage is blown out from the air outlets in a direction inclined forward, and blows toward the refrigerator inner container side wall. Therefore, the utility model avoids the direct blowing of the cold wind on the food, and further prevents the food from being frozen.

Description

Air duct members for refrigerators, cabinets for refrigerators, and refrigerators

technical field

The utility model belongs to the technical field of refrigerators, and specifically provides an air duct component for a refrigerator, a refrigerator box and a refrigerator.

Background technique

Existing air-cooled refrigerators generally include a box body, a refrigeration system and a door body installed on the box body. The box generally defines a refrigerated compartment, a compressor compartment and a refrigerated compartment, and the refrigerated compartment communicates with the refrigerated compartment through an air supply duct and an air return duct respectively. Under the action of the fan, the cold air in the refrigerating room can enter the refrigerating room through the air supply duct; the air with a higher temperature in the refrigerating room (relative to the cold air in the refrigerating room) flows back to The refrigerated compartment is reciprocated in this way to realize the cooling of the refrigerated compartment.

In existing refrigerators, the air outlet of the air supply duct (that is, the air inlet of the refrigerated compartment) is generally arranged on the rear side of the storage compartment, and the air in the air supply duct passes through the air outlet from the back to the front. blow out. This type of air outlet is likely to make the cold air directly blow on the ingredients in the refrigerated compartment, causing the ingredients to be frozen and affecting the user experience.

Utility model content

One purpose of the present invention is to solve the problem that the food in the existing refrigerator is easy to freeze due to being blown directly by the cold wind.

A further object of the utility model is to reduce the pressure loss of the cold air at the air inlet of the refrigerated compartment.

In order to achieve the above purpose, the utility model provides an air duct component for a refrigerator in the first aspect, the air duct component is provided with an air supply channel, the air supply channel has at least one air inlet, and the air supply channel The air channel also has a plurality of air outlets formed on at least one of the left side, right side and top side of the air channel member, and the air channel member is configured to make the cold air in the air supply channel Blow out from the air outlet along the direction inclined forward.

Optionally, the air supply channel further includes a plurality of air outlet sections, and each of the air outlets corresponds to one of the air outlet sections; The direction of the air outlet extends forward.

Optionally, the rear wall surface of the air outlet section is configured as a concave arc surface.

Optionally, the front wall of the air outlet section is configured to extend forward along a direction approaching the corresponding air outlet.

Optionally, the front wall surface of the air outlet section is configured as an outwardly convex arc surface.

Optionally, the plurality of air outlets are distributed on the middle and upper parts of the left side and the right side of the air duct member; and/or, the air inlet of the air supply channel is formed on the bottom surface of the air duct member .

In the second aspect, the utility model provides a box body of a refrigerator, the box body includes a refrigerator liner and the air duct member according to any one of the first aspect, and the air duct member is arranged in the refrigerator and is located at the rear side of the refrigerated liner.

Optionally, the air duct member is a plate-shaped member attached to the rear wall of the refrigerated liner.

Optionally, the box body further includes an air duct cover plate arranged on the front side of the air duct member, and the projection of the air duct member on the air duct cover plate is located at the outer contour of the air duct cover plate. Inner side: a gap is formed between at least one of the left side, right side and top side of the air duct cover plate and the side wall of the refrigerated liner.

The utility model provides a refrigerator in a third aspect, comprising:

The casing according to any one of the second aspect;

A refrigeration system comprising a compressor, a condenser, a pressure reducing member and an evaporator connected end to end in sequence,

The blower fan is used to deliver the air cooled by the evaporator to the air supply channel, so that the cold air in the air supply channel is blown out from the air outlet into the refrigerating inner container.

Based on the foregoing description, those skilled in the art can understand that, in the aforementioned technical solution of the utility model, by distributing a plurality of air outlets of the air duct component on the left side, right side and top side of the air duct component, At least one of them, and the cold air in the air supply channel is blown out from the air outlet in a forward direction, so that the cold air blown from the air outlet can be blown to the side wall of the refrigerated inner container, thereby preventing the cold air from directly blowing the ingredients , thus avoiding the situation that the ingredients are frozen.

Further, by setting the rear wall surface of the air outlet section as a concave arc surface, and setting the front wall surface of the air outlet section as a convex arc surface, the cold wind can be transformed from a lateral flow to a forward flow by means of this structure. Flow, thereby reducing the wind resistance of the cold wind in this place.

Still further, by setting the air channel cover plate on the front side of the air channel component, and making the projection of the air channel component on the air channel cover plate be located inside the outer contour of the air channel cover plate, the left side of the air channel cover plate, A gap is formed between at least one of the right side and the top side and the side wall of the refrigerated liner, so that the cold wind can only enter the inside of the refrigerated liner against the inner surface of the refrigerated liner, effectively preventing the cold wind from directly entering the refrigerated liner. Blow the ingredients.

According to the following detailed description of specific embodiments of the utility model in conjunction with the accompanying drawings, those skilled in the art will be more aware of the above and other objectives, advantages and features of the utility model.

Description of drawings

In order to illustrate the technical solution of the utility model more clearly, some embodiments of the utility model will be described below with reference to the accompanying drawings. Those skilled in the art should understand that the components or parts indicated by the same reference number in different drawings are the same or similar; the drawings of the present utility model are not necessarily drawn to scale. In the attached picture:

Fig. 1 is an axonometric view of a refrigerator in some embodiments of the present invention (the door body is not shown);

Fig. 2 is a sectional view along the A-A direction of the refrigerator in Fig. 1;

Fig. 3 is a side view of the refrigerator in some embodiments of the present invention (the casing is not shown);

Fig. 4 is a schematic diagram of the main components of the refrigeration system in some embodiments of the present invention;

Fig. 5 is an axonometric view of the refrigerated liner in Fig. 1 to Fig. 3;

Fig. 6 is a schematic diagram of the matching of air duct components and air duct cover plates in some embodiments of the present invention;

Fig. 7 is an axonometric view of air duct components in some embodiments of the present invention;

Fig. 8 is a sectional view of the air duct member along the B-B direction in Fig. 7;

Fig. 9 is a cross-sectional view of the air duct member in Fig. 8 along the direction C-C.

Detailed ways

It should be understood by those skilled in the art that the embodiments described below are only some embodiments of the present utility model, rather than all embodiments of the present utility model, and this part of embodiments is intended to explain the technical principle of the present utility model , are not intended to limit the protection scope of the present utility model. Based on the embodiments provided by the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts should still fall within the protection scope of the present utility model.

It should be noted that, in the description of the present utility model, the terms "center", "upper", "lower", "top", "bottom", "left", "right", "vertical", "horizontal", Terms indicating directions or positional relationships such as "inside" and "outside" 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, Constructed and operative in a particular orientation and therefore should not be construed as limiting the invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and should not be construed as indicating or implying relative importance.

Further, it should be noted that, in the description of the present utility model, unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it may be a fixed connection, or It can be a detachable connection or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediary, and it can also be an internal communication between two components. For those skilled in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

In addition, it should be noted that in the description of the present utility model, the terms "coldness" and "heat" are two descriptions of the same physical state. That is to say, the higher the "cooling capacity" of an object (such as evaporator, air, condenser, etc.), the lower the "heat" it has, and the lower the "cold capacity" it has, the more "heat" it has. high. A target absorbs "coldness" and releases "heat" at the same time, and releases "coldness" while absorbing "heat". An object preserves "coldness" or "heat" in order to keep the object at its current temperature. "Cooling" and "heat absorption" are two descriptions of the same physical phenomenon, that is, an object (such as an evaporator) absorbs heat while cooling.

The refrigerated liner and air duct components of the present utility model will be described in detail below with reference to the accompanying drawings and in combination with a refrigerator.

As shown in FIGS. 1 to 4 , in some embodiments of the present invention, the refrigerator includes a box body 100 , a refrigeration system 200 , an air supply fan 310 and a cooling fan (not shown in the figures).

As shown in FIG. 2 , in some embodiments of the present invention, the box body 100 defines a compressor compartment 101 and a refrigeration compartment 102 .

As shown in FIGS. 1 to 3 , in some embodiments of the present invention, the box body 100 includes an outer shell 110 , a refrigerated liner 120 , a refrigerated liner 130 , an air supply pipe 140 , an air duct member 150 , and an intermediate air duct 160 And the refrigerated return air pipeline 170. Wherein, the refrigerated liner 120, the refrigerated liner 130, the air supply pipe 140, the air duct member 150, the intermediate air duct 160 and the refrigerated air return pipeline 170 are all arranged in the shell 110, and the refrigerated liner 120 is located in the refrigerated liner. 130 above.

As shown in FIG. 2 and FIG. 3 , in some embodiments of the present invention, the air supply pipe 140 is used to fluidly connect the refrigerating inner container 120 , the freezing inner container 130 and the refrigerating compartment 102 together. Specifically, an air supply pipe 140 is provided between the refrigerating inner container 120 and the freezing inner container 130 , so that the refrigerating inner container 120 and the freezing inner container 130 communicate through the air supply pipe 140 . An air supply pipe 140 is arranged between the refrigerating inner container 130 and the refrigerating compartment 102 , so that the refrigerating inner container 130 and the refrigerating compartment 102 communicate through the air supply pipe 140 .

In addition, in other embodiments of the present utility model, those skilled in the art may arrange the refrigerating inner container 120 under the freezing inner container 130 as needed; or omit the arrangement of the freezing inner container 130 .

As shown in FIG. 2 and FIG. 5 , in some embodiments of the present invention, the air duct member 150 is disposed in the refrigerated liner 120 and located at the rear side of the refrigerated liner 120 . Moreover, the air duct member 150 is a plate-shaped member attached to the rear wall of the refrigerated inner container 120 to reduce the size of the air channel member 150 in the front-rear direction and avoid occupying too much space of the refrigerated inner container 120 .

As shown in FIG. 2 , the middle air passage 160 is disposed in the refrigerated inner container 130 and is located at the rear side of the refrigerated inner container 130 . The air supply pipe fitting 140 between the refrigerating inner container 120 and the freezing inner container 130 communicates with the air duct member 150 and the intermediate air duct 160 respectively, and the air supply pipe fitting 140 between the freezing inner container 130 and the refrigerating compartment 102 communicates with the intermediate air duct 160 communicated so that the cold air in the refrigerated compartment 102 can flow along the following path: refrigerated compartment 102 → the lower air supply pipe 140 → the middle air channel 160 → the upper air supply pipe 140 → the air channel member 150 . Wherein, a part of the cold air in the middle air duct 160 is blown into the refrigerated inner container 130 from the air outlet on the front side of the intermediate air channel 160, and the other part flows into the air duct member 150 through the air supply pipe 140 on the upper side, and then flows into the refrigerated inner container 120. middle.

As shown in Figures 1 to 3, the refrigerated liner 120 is provided with a refrigerated air outlet 121, the refrigerated return air pipeline 170 communicates with the refrigerated air outlet 121 through one end, and the refrigerated return air pipeline 170 communicates with the refrigerated room through the other end. Chamber 102 communicates. The air in the refrigerated inner container 120 flows back into the refrigerated compartment 102 through the refrigerated return air line 170 .

Although not shown in the figure, in some embodiments of the present utility model, the refrigerator further includes a first door body corresponding to the refrigerating inner container 120 and a second door body corresponding to the freezing inner container 130 . Wherein, the first door body is used to cover the refrigerated inner container 120 to prevent outside air from entering the refrigerated inner container 120 . The second door body is used to cover the air return port (not marked in the figure) of the refrigerating compartment 102 to prevent outside air from entering the refrigerating inner container 130 . Further, the inner surface of the second door body is provided with a sinking groove, and the sinking groove has a part aligned and communicated with the refrigerated inner container 130 and a part aligned and communicated with the air return port of the refrigerated compartment 102, so that the refrigerated inner container 130 The air inside flows to the cooling compartment 102 through the sinker (shown by the arrowed curve in FIG. 2 ).

In addition, in some other embodiments of the present utility model, those skilled in the art can also set a channel on the second door body as required, and make one end of the channel align and communicate with the freezer inner container 130, so that the channel The other end is aligned with and communicated with the air return port of the refrigeration compartment 102.

As shown in FIG. 4 , in some embodiments of the present utility model, a refrigeration system 200 includes an evaporator 201 , a compressor 202 , a condenser 203 , a dry filter 204 and a pressure reduction component 205 connected end to end in sequence.

As shown in FIG. 2 , the evaporator 201 is arranged in the refrigerated compartment 102 to cool the air in the refrigerated compartment 102 . Simultaneously, the blower fan 310 is also arranged in the refrigerating compartment 102, so that the blower fan 310 drives air to circulate in the refrigerating compartment 102, the refrigerating inner container 120 and the refrigerating inner container 130, thereby realizing cooling of the refrigerating inner container 120. And the refrigeration of food material in the frozen inner container 130. In addition, those skilled in the art can also arrange the air blower 310 in the lower air supply pipe 140 as required, or configure a blower fan 310 for the refrigerated liner 120 and the freezer liner 130 respectively.

Further, the compressor 202 , the condenser 203 and the diffuser fan are all arranged in the compressor compartment 101 .

In the present invention, the pressure reducing member 205 is preferably a capillary. Those skilled in the art can also set the pressure reducing component 205 as any other feasible component with a pressure reducing function, such as an electronic expansion valve.

As shown in Figures 5 and 6, the air channel cover 180 is arranged on the front side of the air channel member 150, and the projection of the air channel member 150 on the air channel cover 180 is located inside the outer contour of the air channel cover 180, so as to The air duct cover plate 180 is used to cover the air duct member 150 to improve the aesthetics of the interior of the refrigerated liner 120 . Further, a gap is formed between at least one of the left side, right side and top side of the air duct cover plate 180 and the side wall of the refrigerated liner 120, so that the cold air blown from the air duct member 150 passes through the space. The gap is blown out along the side wall of the refrigerated inner container 120 to prevent the cold wind from directly blowing the food in the refrigerated inner container 120, so as to avoid the food from being frozen.

Preferably, gaps are formed between the left side, the right side and the top side of the air duct cover 180 and the side walls of the refrigerated liner 120 to reduce the wind resistance of the air duct cover 180 to cold wind.

As shown in Figures 6 to 9, an air supply channel 151 is formed in the air duct member 150, and the air supply channel 151 includes at least one air inlet 1511, a plurality of air outlets 1512 and an air outlet section 1513 equivalent in number to the air outlet 1512 .

As shown in FIG. 7 and FIG. 8 , each air outlet 1512 corresponds to an air outlet section 1513 so as to guide the air supply channel 151 to the air outlet 1512 through the air outlet section 1513 .

In the present invention, the air outlet section 1513 specifically refers to the part of the air supply channel 151 defined by the dotted line in FIG. 9 . Preferably, the rear wall of the air outlet section 1513 is configured to extend forward along a direction close to the corresponding air outlet 1512 . Specifically, the rear wall surface of the air outlet section 1513 is configured as a concave arc surface.

Further preferably, the front wall of the air outlet section 1513 is configured to extend forward along a direction close to the corresponding air outlet 1512 . Specifically, the front wall surface of the air outlet section 1513 is configured as an outwardly convex arc surface.

Those skilled in the art can understand that the structure of the air outlet section 1513 can make the cold air in the air supply channel 151 blow out from the air outlet 1512 along the direction inclined forward, so that the cold air blown from the air outlet 1512 can blow to The side wall of the refrigerated inner container 120 prevents the cold wind from directly blowing the ingredients, thereby preventing the ingredients from being frozen.

Further preferably, the air outlet direction at the air outlet 1512 points to the gap between the air duct cover plate 180 and the side wall of the refrigerated liner 120, so as to prevent the air duct cover plate 180 from blowing when the cold wind hits the air duct cover plate 180. Cold wind brings pressure loss.

It can be seen from FIG. 7 to FIG. 9 that in some embodiments of the present invention, a plurality of air outlets 1512 are distributed on the middle and upper parts of the left side and the right side of the air duct member 150, so that air outlets 1512 The blown cold air slowly descends to the surface of the food under its own gravity (the density of cold air is greater than that of hot air), cooling the food slowly and preventing the food from freezing. Moreover, the air inlet 1511 of the air supply channel 151 is formed on the bottom surface of the air channel member 150 to facilitate the connection between the air supply channel 151 and the air supply pipe 140 .

Based on the foregoing description, those skilled in the art can understand that the utility model distributes the multiple air outlets 1512 of the air duct member 150 on at least one of the left side, right side and top side of the air duct member 150 and make the cold air in the air supply passage 151 blow out from the air outlet 1512 along the direction inclined forward, so that the cold air blown from the air outlet 1512 can be blown to the side wall of the refrigerated liner 120, thereby avoiding the cold air directly blowing the food , thus avoiding the situation that the ingredients are frozen.

Further, by setting the rear wall surface of the air outlet section 1513 as a concave arc surface, and setting the front wall surface of the air outlet section 1513 as an outer convex arc surface, the cold wind can be transformed from a lateral flow to a direction flow by means of this structure. The flow in front reduces the wind resistance of the cold wind there.

Still further, by setting the air channel cover plate 180 on the front side of the air channel member 150, and making the projection of the air channel member 150 on the air channel cover plate 180 be located inside the outer contour of the air channel cover plate 180, the air channel cover plate There is a gap between at least one of the left side, right side and top side of 180 and the side wall of the refrigerated liner 120, so that the cold air can only enter the refrigerated liner 120 against the inner surface of the refrigerated liner 120 The interior effectively prevents the cold wind from directly blowing the ingredients.

So far, the technical solution of the utility model has been described in conjunction with the foregoing embodiments, but those skilled in the art can easily understand that the protection scope of the utility model is not limited to these specific embodiments. Without departing from the technical principles of the present utility model, those skilled in the art can split and combine the technical solutions in the above-mentioned embodiments, and can also make equivalent changes or replacements to the relevant technical features. Any changes, equivalent replacements, improvements, etc. made within the technical concept and/or technical principles of the present invention will fall within the protection scope of the present utility model.

Claims (10)

1. An air duct member for a refrigerator, characterized in that an air supply passage is provided in the air duct member, the air supply passage has at least one air inlet, the air supply passage also has a plurality of air outlets formed on at least one of a left side surface, a right side surface and a top side surface of the air duct member,

the air duct member is configured to blow out cool air in the air supply passage from the air outlet in a forward tilt direction.

2. The air duct member for a refrigerator according to claim 1,

the air supply channel also comprises a plurality of air outlet sections, and each air outlet corresponds to one air outlet section;

the rear wall surface of the air outlet section is arranged to extend forward in a direction close to the air outlet corresponding to the rear wall surface.

3. The air duct member for a refrigerator according to claim 2,

the rear wall surface of the air outlet section is set to be an inwards concave arc-shaped surface.

4. The air duct member for a refrigerator according to claim 2,

the front wall surface of the air outlet section is arranged to extend forwards along the direction close to the air outlet corresponding to the front wall surface.

5. The air duct member for a refrigerator according to claim 4,

the front wall surface of the air outlet section is set to be an arc-shaped surface protruding outwards.

6. The air duct member for a refrigerator according to any one of claims 1 to 5,

the air outlets are distributed on the middle upper parts of the left side surface and the right side surface of the air duct component; and/or the like and/or,

and the air inlet of the air supply channel is formed on the bottom surface of the air duct component.

7. A refrigerator cabinet comprising a refrigerating inner container and the air duct member of any one of claims 1 to 6, wherein the air duct member is provided in the refrigerating inner container and located at a rear side of the refrigerating inner container.

8. The cabinet of a refrigerator according to claim 7,

the air duct member is a plate-like member attached to the rear wall of the refrigerating inner container.

9. The cabinet of a refrigerator according to claim 7,

the box body also comprises an air duct cover plate arranged on the front side of the air duct component, and the projection of the air duct component on the air duct cover plate is positioned on the inner side of the outer contour of the air duct cover plate; at least one of the left side, the right side and the top side of the air duct cover plate and the side wall of the refrigerating liner form a gap.

10. A refrigerator, characterized by comprising:

the housing of any one of claims 7 to 9;

the refrigerating system comprises a compressor, a condenser, a pressure reducing component and an evaporator which are connected end to end in sequence,

and the air supply fan is used for conveying the air cooled by the evaporator to the air supply channel, so that the cold air in the air supply channel is blown out of the air outlet into the refrigerating liner.

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