CN210128548U

CN210128548U - Refrigeration device

Info

Publication number: CN210128548U
Application number: CN201920384533.2U
Authority: CN
Inventors: 龚勤勤; 魏中; 史慧新; 宁志芳
Original assignee: Hefei Hualing Co Ltd; Midea Group Co Ltd; Hefei Midea Refrigerator Co Ltd
Current assignee: Hefei Hualing Co Ltd; Midea Group Co Ltd; Hefei Midea Refrigerator Co Ltd
Priority date: 2019-03-21
Filing date: 2019-03-21
Publication date: 2020-03-06
Anticipated expiration: 2029-03-21

Abstract

The utility model discloses a refrigeration plant, include: a storage box; the air duct cover plate is arranged on the freezing chamber liner and is provided with an air outlet for blowing freezing air to the outer side wall of the storage box. The utility model discloses refrigeration plant can avoid cold wind directly to blow in the storing box from the top of storing box and cause the storing box inner wall to frost or freeze, plays the defrosting or presses down the frost effect, need not manual defrosting, improves user's use experience degree. And, the cold wind that blows off from the air exit does benefit to and carries out rapid cooling to the storing box at the in-process that the storing box lateral wall flows, effectively promotes the refrigeration efficiency of storing box, guarantees the refrigeration effect of storing box.

Description

Refrigeration device

Technical Field

The utility model relates to a refrigeration technology field, in particular to refrigeration plant.

Background

At present, the problem of dryness and blushing can occur in the long-term storage process of food materials such as meat products placed in a freezing drawer of a freezing chamber of a refrigerator, and the refrigerator can consider the freezing and moisturizing or humidifying function of the freezing chamber in the design process to realize the high-humidity effect of the freezing chamber. The air exit of wind channel apron generally sets up directly over freezing the drawer in the freezing chamber to ensure that cold wind energy blows in freezing drawer inside from freezing drawer top smoothly, guarantee refrigeration effect, however, freezing drawer increases the humidification and moisturizes the effect after, the damp and hot air in the freezing drawer upwards flows, can make freezing drawer inner wall frost or freeze in directly blowing in freezing drawer when cold wind, and along with user's long-term use, the frost layer can progressively the bodiness, make air-cooled refrigerator face the problem of manual defrosting, it is poor to lead to the user to use experience degree.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a refrigeration plant, aim at solving refrigeration plant's among the prior art storing box, for example the freezing drawer of forced air cooling refrigerator needs manual defrosting and leads to the user to use the poor problem of experience degree.

In order to achieve the above object, the present invention provides a refrigeration apparatus, including:

a storage box;

the air duct cover plate is arranged on the freezing chamber liner and is provided with an air outlet for blowing freezing air to the outer side wall of the storage box.

Preferably, the air outlet is arranged on one side of a target area on the air duct cover plate;

the target area is a projection area of the storage box on the air duct cover plate along a direction perpendicular to the air duct cover plate.

Preferably, the air exit is the bar air exit, the length of air exit extends along vertical direction.

Preferably, the number of the exhaust outlets is two, and the two exhaust outlets are respectively arranged on two opposite side edges of the air duct cover plate.

Preferably, the air duct cover plate is provided with an air guide cover arranged outside the air outlet, an air guide cavity is formed in the air guide cover, one end of the air guide cover is connected with the air duct cover plate, and the other end of the air guide cover is provided with an air outlet communicated with the air guide cavity and the freezing chamber.

Preferably, the air guide cover is provided with a guide plate, the guide plate is located at the position, close to the outer side wall of the storage box, of the air outlet, and the guide plate extends from the air guide cover along the direction far away from the air guide cover.

Preferably, the wind scooper comprises an inner shell, an outer shell wrapped outside the inner shell, and a heat insulation layer arranged between the outer shell and the inner shell.

Preferably, the lower wall of the air guiding cover is obliquely arranged, the free end of the lower wall is close to the storage box, the fixed end of the lower wall is far away from the storage box, and the height of the free end of the lower wall is higher than that of the fixed end of the lower wall.

Preferably, the wind scooper and the air duct cover plate are integrally formed.

Preferably, the storage box comprises a bottom wall and a plurality of side walls, and at least one side wall is provided with a plurality of air channels.

The utility model discloses among the refrigeration plant, set up the air exit on the wind channel apron and can blow freezing air to storing box lateral wall for cold wind blows off back from the air exit and flows along storing box lateral wall, avoids cold wind directly to blow in the storing box and cause storing box inner wall to frost or freeze, plays the defrosting or presses down the frost effect, need not manual defrosting, improves user's use experience degree. And, the cold wind that blows off from the air exit does benefit to and carries out rapid cooling to the storing box at the in-process that the storing box lateral wall flows, effectively promotes the refrigeration efficiency of storing box, guarantees the refrigeration effect of storing box.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic front view of an air duct cover plate in a refrigeration apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic side view of an air duct cover plate and a freezer drawer in a refrigeration appliance according to an embodiment of the present invention;

FIG. 3 is an enlarged view of area A of FIG. 2;

fig. 4 is a schematic top view of an air duct cover plate and a freezing drawer in a refrigeration apparatus according to an embodiment of the present invention;

fig. 5 is a schematic side view of an air duct cover plate and a freezing drawer in a refrigeration device according to another embodiment of the present invention.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				1	Air duct cover plate	211	Bottom wall
10	Projection area	212	Side wall
				11	Air outlet	213	Through hole
12	Side edge	3	Wind scooper
				12a	Left side edge	3a	Left wind scooper
12b	Right edge	3b	Right wind scooper
				13	Flow guide plate	30	Air guide cavity
13a	Left guide plate	31	Air outlet
				13b	Right guide plate	32	Outer casing
2	Freezing drawer	33	Inner shell
				20	Open mouth	34	Heat insulation layer
21	Drawer body	35	Lower wall

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The description of the orientations of "up", "down", "left", "right", etc. in the present invention is based on the orientations shown in fig. 1 and 4, and is only used to explain the relative positional relationship between the components in the postures shown in fig. 1 and 4, and if the specific posture is changed, the directional indication is changed accordingly.

The utility model provides a refrigeration plant, refrigeration plant can be refrigerator or freezer etc. and this embodiment refrigeration plant uses refrigeration plant to explain as the example.

As shown in fig. 1 to 4, in an embodiment of the present invention, a freezing chamber is formed in the refrigeration equipment, a storage box is provided in the freezing chamber, the storage box is used for storing articles in a space below 0 degree celsius, and the storage box of the embodiment is described by taking a freezing drawer 2 in the freezing chamber as an example. The freezer inner bag is provided with air duct apron 1, and air duct apron 1 corresponds freezing drawer 2 setting, and sets up on the air duct apron 1 and blows the air exit 11 to freezing drawer 2 lateral wall with freezing air-out. The freezing air outlet is simply referred to as cold air below.

Specifically, the air exit 11 that this embodiment was seted up on wind channel apron 1 is located the position that wind channel apron 1's side reason 12 corresponds with freezing drawer 21 lateral wall, and cold wind blows out the back from air exit 11 and flows along freezing drawer 2 lateral wall, avoids cold wind direct blow in from freezing drawer 2 top and cause freezing drawer 2 inner wall to frost or freeze, plays the defrosting or presses down the frost effect, need not manual defrosting, improves user's use experience degree. And, the cold wind that blows off from air exit 11 does benefit to and carries out rapid cooling to freezing drawer 2 at the in-process that 2 lateral walls of freezing drawer flow, effectively promotes the refrigeration efficiency of freezing drawer 2, guarantees the refrigeration effect of freezing drawer 2.

Further, the air outlet 11 is arranged on one side of a target area on the air duct cover plate 1; the target area is a projection area 10 of the freezing drawer 2 on the air duct cover plate 1 along a direction perpendicular to the air duct cover plate 1, that is, an area of the freezing drawer 2 projected onto the air duct cover plate 1 along the direction perpendicular to the air duct cover plate 1 is the target area. The cold wind blows out from the cold wind mouth 11 and flows along the lateral wall that is close to the side reason of wind channel apron 1 on freezing drawer 2, and cold wind flows smoothly, guarantees the defrosting or presses down the frost effect.

The air outlet 11 of this embodiment is a bar air outlet, and the length of air outlet 11 extends along vertical direction, and the length of this embodiment air outlet 11 extends along upper and lower direction promptly. Set up the air exit 11 to the vertical bar air exit of placing, not only increase the homogeneity of air-out, and increased the area that blows off cold wind and the contact of freezing drawer 2 lateral wall from air exit 11, improve freezing drawer 2's refrigeration efficiency.

Further, in the present embodiment, the number of the exhaust outlets 11 is two, and the two exhaust outlets 11 are respectively disposed on two opposite side edges 12 of the duct cover plate 1. Specifically, as shown in fig. 1 and 4, two air outlets 11 of the present embodiment are respectively disposed at the left side edge 12a and the right side edge 12b of the duct cover 1, and preferably, the two air outlets 11 of the present embodiment are symmetrically arranged. The cold air blown out from the two air outlets 11 respectively flows along the outer side walls of the left side and the right side of the freezing drawer 2, so that the refrigerating efficiency of the freezing drawer 2 is further improved, and the refrigerating uniformity of the freezing drawer 2 is improved.

In this embodiment, the air duct cover plate 1 is provided with an air guiding cover 3 covering the air outlet 11, an air guiding cavity 30 is formed in the air guiding cover 3, one end of the air guiding cover 3 is connected with the air duct cover plate 1, and the other end of the air guiding cover 3 is provided with an air outlet 31 communicating the air guiding cavity 30 with the freezing chamber. The arrangement of the air guide cover 3 is beneficial to centralizing the cold air blown out from the air outlet 11 and has the function of guiding the flow. The cool air blown out from the air outlet 11 is collected in the air guide chamber 30, and is blown out of the freezing chamber through the air outlet 31 of the air guide cover 3 to cool the freezing chamber.

The air guiding cover 3 of the embodiment is provided with the guide plate 13, the guide plate 13 is located at the air outlet 31 and close to the outer side wall of the freezer drawer 2, and the guide plate 13 extends from the air guiding cover 3 along the direction far away from the air guiding cover 3. In this embodiment, the number of the exhaust outlets 11 is two, and each exhaust outlet 11 is provided with one air guiding cover 3, that is, the number of the air guiding covers 3 is also two. As shown in fig. 1 and 4, the two wind scoopers 3 are a left wind scooper 3a and a right wind scooper 3b according to a position relationship, wherein the projection area 10 is located between the left wind scooper 3a and the right wind scooper 3b, the guide plate 13 arranged on the left wind scooper 3a is a left guide plate 13a, and the left guide plate 13a is located on the right side of the air outlet 31 on the left wind scooper 3 a; the guide plate 13 arranged on the right air guiding cover 3b is a right guide plate 13b, and the right guide plate 13b is positioned on the left side of the air outlet 31 on the right air guiding cover 3 b. Due to the arrangement of the guide plate 13, cold air blown out from the air outlet 31 of the left air guide cover 3a can flow to the left periphery of the freezing drawer 2 along the left guide plate 13a, and cold air blown out from the air outlet 31 of the right air guide cover 3b can flow to the right periphery of the freezing drawer 2 along the right guide plate 13b, so that a good flow guide effect is achieved. The long arc line with an arrow in fig. 4 indicates the flow direction of the cool air blown out from the outlet port 31.

It should be noted that the fixed end of the deflector 13 of the present embodiment is fixed on the wind scooper 3, and the free end of the deflector 13 may extend in the direction perpendicular to the wind tunnel cover plate 1. In other embodiments, the free end of the deflector 13 may also extend in a direction oblique to the air duct cover 1, in which case the free end of the left deflector 13a is inclined to the left and the free end of the right deflector 13b is inclined to the right to guide the cool air to the left or right of the freezer drawer 2. The inclination of guide plate 13 can set up according to actual conditions, the utility model discloses do not do the restriction to the inclination of guide plate 13.

The wind scooper 3 of the present embodiment includes an outer casing 32, an inner casing 33, and a heat insulating layer 34, wherein the outer casing 32 is wrapped around the outer casing 33, and the heat insulating layer 34 is disposed between the outer casing 32 and the inner casing 33. The arrangement of the heat insulation layer 34 in the air guiding cover 3 can prevent the air outlet 31 of the air guiding cover 3 from being blocked due to frosting.

Preferably, the lower wall 35 of the air guiding cover 3 in this embodiment is obliquely arranged, the free end of the lower wall 35 is close to the freezing drawer 2, the fixed end of the lower wall 35 is far away from the freezing drawer 2, and the height of the free end of the lower wall 35 is higher than that of the fixed end of the lower wall 35, that is, as shown in fig. 3, the lower wall 35 of the air guiding cover 3 in this embodiment is obliquely and upwardly arranged to play a role in guiding the flow, so that the cold air blown out from the air outlet 11 is obliquely and upwardly discharged, thereby being beneficial to blowing the cold air to the upper side of the freezing chamber, and the cold air above the freezing chamber can flow downwardly, thereby refrigerating. The inclination of this embodiment to the lower wall 35 of wind scooper 3 can set up according to actual conditions, the utility model discloses do not do the restriction to the inclination of the lower wall 35 of wind scooper 3. In order to facilitate manufacturing, reduce cost and avoid assembly errors, in the embodiment, the wind scooper 3 and the air duct cover plate 1 are integrally formed.

The utility model discloses a freezing drawer 2 includes that the upper end is the drawer body 21 of uncovered 20 settings, and drawer body 21 includes diapire 211 and installs a plurality of lateral walls 212 on diapire 211, and diapire 211 and a plurality of lateral walls 212 enclose to establish and form and put the thing cavity (not sign). In another embodiment, as shown in fig. 5, at least one of the sidewalls 212 defines a plurality of air channels 213. A plurality of air channel 213 have been seted up on at least one lateral wall 212 of drawer body 21 for in the outer cold wind of drawer body 21 can get into freezing drawer 2 through air channel 213, cold wind can form the vortex to the internal face of this lateral wall 212 of freezing drawer 2 when passing through air channel 213, thereby avoid this lateral wall 212 to frost, make freezing drawer 2 have from the defrosting effect, need not manual defrosting, improve user's use experience degree. In order to achieve a better self-defrosting effect, in the present embodiment, each sidewall 212 of the drawer body 21 may be provided with an air channel 213. It should be noted that, in order to better cool the whole freezing chamber, the air outlet 11 of this embodiment can be properly adjusted to be closer to the opening 20 of the freezing drawer 2, but will not cause the frost formation at the opening 20 of the freezing drawer 2.

It can be understood that, in order to ensure a high humidity environment in the freezer drawer 2 and avoid the loss of moisture and nutrition during the long-term storage of the food material put into the freezer drawer 2, the size of the air channel 213 of this embodiment should not be too large, and is a microporous structure, that is, a micro through hole structure. Preferably, the air channel 213 of this embodiment is a circular air channel 213, the diameter of the air channel 213 is 1mm to 3mm, and the interval between any two adjacent air channels 213 is 1mm to 6mm, so that the freezer drawer 2 has a self-defrosting effect while ensuring its high humidity effect, and has the advantages of simple structure and easy manufacturing. The plurality of air channels 213 of this embodiment are uniformly spaced, and preferably, the plurality of air channels 213 are arranged in an array, which not only facilitates the manufacturing, but also facilitates the improvement of the defrosting uniformity. In other embodiments, the air channel 213 may be a square through hole, a diamond through hole, or any other through hole or slit, and the specific size thereof may be determined according to the actual frost risk assessment of the freezer drawer 2, and the present invention is not limited to the shape, size, and arrangement of the air channel 213.

The above is only the preferred embodiment of the present invention, not so limiting the patent scope of the present invention, all of which are in the utility model discloses a conceive, utilize the equivalent structure transform that the content of the specification and the attached drawings did, or directly/indirectly use all to include in other relevant technical fields the patent protection scope of the present invention.

Claims

1. A refrigeration apparatus, comprising:

a storage box;

the air duct cover plate is arranged on the freezing chamber liner and is provided with an air outlet for blowing freezing air to the outer side wall of the storage box, so that the freezing air is blown out from the air outlet and then flows along the outer side wall of the storage box.

2. The refrigeration appliance according to claim 1,

the air outlet is formed in one side of a target area on the air duct cover plate;

3. The refrigeration appliance according to claim 1, wherein said air outlet is a strip-shaped air outlet, and a length of said air outlet extends in a vertical direction.

4. The refrigeration apparatus as claimed in claim 1, wherein the number of the exhaust outlets is two, and two exhaust outlets are respectively disposed on two opposite side edges of the duct cover plate.

5. The refrigeration equipment as claimed in any one of claims 1 to 4, wherein the air duct cover plate is provided with an air guide cover arranged outside the air outlet, an air guide cavity is formed in the air guide cover, one end of the air guide cover is connected with the air duct cover plate, and the other end of the air guide cover is provided with an air outlet communicating the air guide cavity with the freezing chamber.

6. The refrigeration device as claimed in claim 5, wherein the air guiding cover is provided with a flow guiding plate, the flow guiding plate is located at the air outlet and close to the outer side wall of the storage box, and the flow guiding plate extends from the air guiding cover in a direction away from the air guiding cover.

7. The refrigeration apparatus as claimed in claim 5, wherein said wind scooper includes an inner shell, an outer shell wrapped around said inner shell, and a thermal insulation layer disposed between said outer shell and said inner shell.

8. The refrigeration device as claimed in claim 5, wherein the lower wall of the wind scooper is arranged obliquely, the free end of the lower wall is close to the storage box, the fixed end of the lower wall is far away from the storage box, and the free end of the lower wall is higher than the fixed end of the lower wall.

9. The refrigeration apparatus as claimed in claim 5, wherein said air scooper is integrally formed with said duct cover.

10. The refrigeration appliance according to any of claims 1 to 4 wherein the storage compartment comprises a bottom wall and a plurality of side walls, at least one of the side walls having a plurality of air passages formed therein.