CN111765706A

CN111765706A - Air-cooled refrigerator door body and air-cooled refrigerator with same

Info

Publication number: CN111765706A
Application number: CN202010641888.2A
Authority: CN
Inventors: 付占朋; 任开龙; 范大鹏; 马新翠; 赵燕燕
Original assignee: Qingdao Haier Special Refrigerator Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Special Refrigerator Co Ltd; Haier Smart Home Co Ltd
Priority date: 2020-07-06
Filing date: 2020-07-06
Publication date: 2020-10-13

Abstract

The invention provides an air-cooled refrigerator door body and an air-cooled refrigerator with the same. The refrigerator door body further comprises an air channel bottom plate, the air channel bottom plate is detachably arranged between the air channel side plates, and the air channel side plates and the inner wall surface of the sunken part are surrounded to form a door body air channel. The door liner is inwards sunken to form a naturally formed air duct structure, so that the structure is simple, and the storage space of the box body is not occupied; in addition, other parts are not required to be arranged between the door liner and the shell, and the foaming layer is not influenced; in addition, by arranging the combined detachable air duct bottom plate, the door body air duct is simple in assembly process, easy to realize production of modularized parts and convenient to clean and replace in the subsequent use process.

Description

Air-cooled refrigerator door body and air-cooled refrigerator with same

Technical Field

The invention relates to the field of refrigerating devices, in particular to an air-cooled refrigerator door body and an air-cooled refrigerator with the same.

Background

The air-cooled refrigerating device adopts circularly flowing cold air for refrigeration, and has the advantages of frost-free performance, high refrigerating speed, uniform temperature and the like compared with the traditional direct-cooled refrigerating device. In the horizontal air-cooled refrigerator, the air duct is used as an important refrigerant transfer path, and has great influence on the refrigeration effect of the product.

At present, common air ducts of horizontal air-cooled refrigerators comprise side wall air ducts and door body air ducts. The side wall air duct is provided with an embedded sealed air duct on the side wall of the refrigerator, cold air is blown into the side wall of the box body through the fan port, and then the box body is blown into the side face through the air duct hole. The air duct in the door body forms a fixed type sealed air duct in the refrigerator door body, and is blown into the door body through the fan port and then blown into the refrigerator body from the upper side through the air duct hole. The air duct in the door body is gradually favored in the industry because the air duct can make the distribution of cold air more uniform and can solve the problem that the door body is easy to frost.

However, a part of the current air duct in the door body is of an embedded fixed structure, and is formed by assembling a plurality of parts between the door liner and the shell, the air duct of the door body of the structure is complex to assemble, is not beneficial to modular part design, is arranged in a foaming layer, has high assembly sealing performance requirement among parts, and is inconvenient to clean and maintain in the using process due to the embedded fixed structure; and the other part is that an air duct part is additionally arranged below the door body, the door body air duct of the structure can occupy the storage space of the refrigerator body, and the lower surface of the refrigerator door body is complex in structure and not simple and attractive enough.

Disclosure of Invention

The invention aims to provide an air-cooled refrigerator door body and an air-cooled refrigerator with the same.

The invention provides a door body of an air-cooled refrigerator, which comprises a shell and a door liner arranged below the shell, wherein the bottom surface of the door liner is inwards sunken to form a sunken part, and two sides of the sunken part are provided with air duct side plates which protrude downwards;

the refrigerator door body further comprises an air channel bottom plate, the air channel bottom plate is detachably arranged between the air channel side plates, and the air channel side plates and the inner wall surface of the sunken part are surrounded to form a door body air channel.

As a further improvement of the invention, the front end and the rear end of the bottom surface of the door liner are in smooth transition to the inner wall of the concave part, and the depth of the concave part is gradually increased, so that the concave part forms an air duct part with a plane inner wall and an air port part with a smooth curved inner wall.

As a further improvement of the present invention, the recessed portion is further formed with a plurality of protruding partition portions, the partition portions are located between the two air duct side plates and parallel to the air duct side plates, and one air duct bottom plate is detachably disposed between the partition portions and the air duct side plates and between two adjacent partition portions.

As a further improvement of the invention, the separating parts are uniformly arranged between the air duct side plates, and the distances between the separating parts and the air duct side plates and between two adjacent separating parts are equal.

As a further improvement of the invention, the air duct bottom plate is of a split structure, and each air duct bottom plate is divided into a plurality of secondary bottom plates with equal length along the length direction.

As a further improvement of the invention, one end of the air duct bottom plate is also provided with an air partition plate, the air partition plate is inclined downwards along the horizontal direction, and smooth fillet transition is formed between the air duct bottom plate and the air partition plate.

As a further improvement of the invention, the inward side of the air duct side plate and the two sides of the separating part are provided with a ridge which is continuously distributed along the length direction, and the two sides of the secondary bottom plate are provided with inserting grooves which are inserted into the ridge.

As a further improvement of the invention, a plurality of convex positioning parts are arranged on one inward side of the air duct side plate and two sides of the partition part at equal intervals, the interval distance between the same sides of two adjacent positioning parts is equal to the length of the secondary bottom plate, two sides of the secondary bottom plate are provided with side plates which protrude upwards, the side plates abut against the air duct side plate and the partition part, and the positions corresponding to the positioning parts are recessed inwards to form positioning grooves sleeved on the positioning parts.

As a further improvement of the invention, the positioning part is also provided with a clamping groove, and the positioning groove is provided with a clamping part corresponding to the clamping groove.

The invention also provides an air-cooled refrigerator which comprises the air-cooled refrigerator door body.

The invention has the beneficial effects that: the door liner is inwards sunken to form a naturally formed air duct structure, so that the structure is simple, and the storage space of the box body is not occupied; in addition, other parts are not required to be arranged between the door liner and the shell, and the foaming layer is not influenced; in addition, by arranging the combined detachable air duct bottom plate, the door body air duct is simple in assembly process, easy to realize production of modularized parts and convenient to clean and replace in the subsequent use process.

Drawings

Fig. 1 is a schematic view of a door body of an air-cooled refrigerator according to a first embodiment of the present invention.

Fig. 2 is an exploded view of a door of an air-cooled refrigerator according to a first embodiment of the present invention.

Fig. 3 is a front view of a door of an air-cooled refrigerator according to a first embodiment of the present invention.

Fig. 4 is a cross-sectional view at C-C in fig. 3.

Fig. 5 is an enlarged schematic view at D in fig. 4.

Fig. 6 is an enlarged schematic view at a in fig. 2.

Fig. 7 is an enlarged schematic view at B in fig. 2.

Fig. 8 is an exploded view of a door of an air-cooled refrigerator according to a second embodiment of the present invention.

Fig. 9 is a front view of a door of an air-cooled refrigerator according to a second embodiment of the present invention.

Fig. 10 is a sectional view at G-G in fig. 9.

Fig. 11 is an enlarged schematic view at H in fig. 10.

Fig. 12 is an enlarged schematic view at E in fig. 8.

Fig. 13 is an enlarged schematic view at F in fig. 8.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more clear, the technical solutions of the present application will be clearly and completely described below with reference to the detailed description of the present application and the accompanying drawings. It should be apparent that the described embodiments are only some embodiments of the present application, and not all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

For convenience in explanation, the description herein uses terms indicating relative spatial positions, such as "upper," "lower," "rear," "front," and the like, to describe one element or feature's relationship to another element or feature as illustrated in the figures. The term spatially relative position may encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "above" other elements or features would then be oriented "below" or "above" the other elements or features. Thus, the exemplary term "below" can encompass both a spatial orientation of below and above.

As shown in fig. 1, the present embodiment provides an air-cooled refrigerator door body, the door body includes a casing 1, a door liner 2 disposed below the casing 1, and an air duct bottom plate 3, and a foaming layer is filled between the casing 1 and the door liner 2.

As shown in fig. 2 to 4, the bottom surface of the door liner 2 is recessed inward to form a recessed portion 21, two sides of the recessed portion 21 are provided with air duct side plates 22 protruding downward, the air duct bottom plate 3 is detachably arranged between the air duct side plates 22, and the air duct side plates 22 and the inner wall surface of the recessed portion 21 enclose to form a door air duct 4.

Here, the door body duct 4 is naturally formed by inwardly recessing the bottom surface of the door liner 2, the door body duct 4 can be disposed on the lower surface of the door liner 2, and the duct can be assembled by avoiding disposing other parts in the foaming layer between the door liner 2 and the housing 1, and the structure is simple, and the recessed portion 21 is formed by integrally injection-molding the door liner 2, and there is no requirement for assembly sealing performance between the parts. And the door body air duct 4 is formed in the door body, so that other parts are not required to be additionally arranged on the bottom surface of the door liner 2 to assemble the air duct, the occupation of the inner space of the refrigerator box is avoided, and the volume of the refrigerator is increased.

In addition, the detachable design of the air duct bottom plate 3 can facilitate the cleaning, maintenance and replacement of the door body in the using process, foreign matters, ice residues, condensation and the like in the air duct 4 of the door body can be cleaned only by detaching the air duct bottom plate 3, and a foaming layer does not need to be detached for cleaning or maintenance operation.

Further, both ends around 2 bottom surfaces of door liner to the smooth transition of depressed part 21 inner wall, the sunken degree of depth crescent makes depressed part 21 forms the wind channel portion 211 that has plane inner wall and the wind gap portion 212 that has smooth curved surface inner wall, sets up flow channel when wind gap portion 212 can make air conditioning get into the door body is more gentle smooth, reduces the collision loss that takes place between air conditioning and the door body.

In some embodiments of the present invention, the recessed portion 21 further forms a plurality of protruding partitions 23, the partitions 23 are located between two of the duct side plates 22 and parallel to the duct side plates 22, and one duct bottom plate 3 is detachably disposed between the partition 23 and each of the duct side plates 22 and two adjacent partitions 23.

Further, the separating portions 23 are uniformly arranged between the air duct side plates 22, and the distances between the separating portions 23 and the air duct side plates 22 and between two adjacent separating portions 23 are equal.

Here, by providing the partition portions 23 arranged at equal intervals, the original door body duct 4 can be divided into a plurality of secondary door body ducts 41 arranged in parallel and having the same size, the secondary door body ducts 41 are uniformly distributed along the left and right direction, and after entering the door body, the cold air can flow forward along each secondary door body duct 41 and is uniformly distributed around the door body, so that the situation that the local temperature of the door body is higher due to the deviation of the cold air to one side of the door body is avoided.

Specifically, in the present embodiment, three partition portions 23 are provided between the duct side plates 22, and the door duct 4 is divided into four secondary door ducts 41. Of course, in other embodiments, the number of the partitions 23 may be adjusted according to the actual volume of the refrigerator.

In the present embodiment, the recessed portion 21, the duct side plate 22, and the partition portion 23 are formed by integrally injection-molding the door liner 2, so that the integrated structure does not need to provide too many parts, and the assembly and manufacturing process is simplified. Of course, in other embodiments, the air duct side plate 22 and the partition portion 23 may be separately disposed components, and connected to the recessed portion 21 by means of plugging, clamping, or using a connector, as long as the structure in which the air duct side plate and the partition portion 23 protrude from the recessed portion 21 can be formed.

Furthermore, the air duct bottom plate 3 is a split structure, and each air duct bottom plate 3 is divided into a plurality of secondary bottom plates 31 with equal length along the length direction.

Here, will wind channel bottom plate 3 is established to be by a plurality of secondary bottom plate 31 concatenation forms to can only produce a basic length secondary bottom plate 31, through the concatenation different quantity secondary bottom plate 31 forms different length wind channel bottom plate 3 satisfies the freezer demand of different models, is applicable to the needs of modularization part production.

In some embodiments of the present invention, an air baffle plate 4 is further disposed at one end of the air duct bottom plate 3, the air baffle plate 4 is inclined downward along a horizontal direction, and the air baffle plate 4 is disposed to better guide cool air entering the door air duct 4.

Furthermore, the air duct bottom plate 3 and the air partition plate 4 form smooth fillet transition, so that the existence of an inner edge structure of the door body air duct 4 can be reduced, and the collision loss of the air conditioner and the air duct wall is reduced.

There are various embodiments of the structure of the secondary bottom plate 31 and the splicing manner of the secondary bottom plate with the duct side plate 22 and the partition 23, which will be described in detail below.

As shown in fig. 5 to 7, in the first embodiment, a protruding edge 24 continuously distributed along the length direction is disposed on one inward side of the duct side plate 22 and on both sides of the partition portion 23, insertion grooves 32 inserted into the protruding edge 24 are disposed on both sides of the secondary bottom plate 31, and the insertion grooves 32 are disposed along upper ends of both side edges of the secondary bottom plate 31.

The secondary bottom plate 31 is assembled with the air duct side plate 22 and the partition plate in an inserting mode, so that the structure is simple, and the operation is convenient.

In other embodiments of this embodiment, bottom plate insertion grooves may be provided on the inward side of the air duct side plate 22 and on both sides of the partition portion 23, the thickness of the bottom plate insertion groove is the thickness of the secondary bottom plate 31, and the secondary bottom plate 31 is directly inserted into the bottom plate insertion groove as long as the secondary bottom plate 31 can be inserted into the air duct side plate 22 and the partition plate.

As shown in fig. 8 to 13, in the second embodiment, a plurality of protruding positioning portions 25 are disposed on one inward side of the air duct side plate 22 and on both sides of the partition portion 23 at equal intervals, a distance between the two adjacent positioning portions 25 on the same side is equal to the length of the secondary bottom plate 31, two sides of the secondary bottom plate 31 are disposed with side plates 33 protruding upward, the side plates 33 abut against the air duct side plate 22 and the partition portion 23, and are recessed inward at positions corresponding to the positioning portions 25 to form positioning grooves 331 sleeved on the positioning portions 25.

Further, a clamping groove 251 is further formed in the positioning portion 25, and a clamping portion 332 corresponding to the clamping groove is formed in the positioning groove 331.

The secondary bottom plate 31 is assembled by the positioning groove 331, the air duct side plate 22 and the partition part 23 in a clamping manner, so that the position can be conveniently determined, and the assembly is firm and stable.

In other embodiments of this embodiment, fastening buckles may be disposed on the inward side of the air duct side plate 22 and on both sides of the partition portion 23 at equal intervals, and the secondary bottom plate 31 is provided with fastening grooves for fastening the secondary bottom plate 31 to the air duct side plate 22 and the partition plate.

This embodiment still provides an air-cooled freezer, the air-cooled freezer includes foretell air-cooled freezer door body.

In conclusion, the naturally formed air duct structure is formed by inwards recessing the door liner, so that the structure is simple, and the storage space of the box body is not occupied; in addition, other parts are not required to be arranged between the door liner and the shell, and the foaming layer is not influenced; in addition, by arranging the combined detachable air duct bottom plate, the door body air duct is simple in assembly process, easy to realize production of modularized parts and convenient to clean and replace in the subsequent use process.

It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.

The above-listed detailed description is only a specific description of a possible embodiment of the present invention and is not intended to limit the scope of the present invention, and equivalent embodiments or modifications made without departing from the technical spirit of the present invention are included in the scope of the present invention.

Claims

1. The utility model provides an air-cooled freezer door body, the door body includes the casing and locates the door lining of casing below, its characterized in that:

the bottom surface of the door liner is inwards sunken to form a sunken part, and two sides of the sunken part are provided with air duct side plates which protrude downwards;

2. The air-cooled refrigerator door body of claim 1, wherein: the front end and the rear end of the bottom surface of the door liner are in smooth transition towards the inner wall of the concave part, and the concave depth is gradually increased, so that the concave part forms an air duct part with a plane inner wall and an air port part with a smooth curved inner wall.

3. The air-cooled refrigerator door body of claim 1, wherein: the depressed part still is formed with a plurality of convex partitions, the partition is located two between the wind channel curb plate, be on a parallel with the wind channel curb plate, the partition with all detachable is equipped with one between wind channel curb plate and the two adjacent partitions the wind channel bottom plate.

4. The air-cooled refrigerator door body of claim 3, wherein: the separating parts are uniformly arranged between the air duct side plates, and the distances between the separating parts and the air duct side plates and between two adjacent separating parts are equal.

5. The air-cooled refrigerator door body of claim 4, wherein: the air duct bottom plate is of a split structure, and each air duct bottom plate is divided into a plurality of secondary bottom plates with equal length along the length direction.

6. The air-cooled refrigerator door body of claim 5, wherein: and one end of the air duct bottom plate is also provided with an air partition plate, the air partition plate is downwards inclined along the horizontal direction, and smooth fillet transition is formed between the air duct bottom plate and the air partition plate.

7. The air-cooled refrigerator door body of claim 5, wherein: the air duct side plate is provided with a convex edge which is continuously distributed along the length direction on one inward side and two sides of the separation part, and the two sides of the secondary bottom plate are provided with insertion grooves which are inserted in the convex edge.

8. The door body of claim 5, wherein a plurality of protruding positioning portions are disposed on one inward side of the air duct side plate and on two sides of the partition portion at equal intervals, the interval distance between the two adjacent positioning portions is equal to the length of the secondary bottom plate, two sides of the secondary bottom plate are provided with side plates protruding upwards, the side plates abut against the air duct side plate and the partition portion, and the positions corresponding to the positioning portions are recessed inwards to form positioning grooves sleeved on the positioning portions.

9. The air-cooled refrigerator door body of claim 8, wherein: still be equipped with a joint groove on the location portion, be equipped with on the constant head tank corresponding to the joint portion in joint groove.

10. An air-cooled refrigerator, its characterized in that: the air-cooled refrigerator door body of any one of claims 1 to 9.