CN214039145U

CN214039145U - Air duct foam structure of refrigerator

Info

Publication number: CN214039145U
Application number: CN202022841820.7U
Authority: CN
Inventors: 李东坤
Original assignee: Hangzhou Jinsong Euna Electrical Appliances Co ltd
Current assignee: Hangzhou Jinsong Euna Electrical Appliances Co ltd
Priority date: 2020-12-01
Filing date: 2020-12-01
Publication date: 2021-08-24
Anticipated expiration: 2030-12-01

Abstract

The utility model relates to the field of refrigerators, and discloses an air duct foam structure of a refrigerator, which has the technical scheme that the air duct foam structure comprises a first shell, a second shell and a third shell, wherein an air inlet channel is formed between the first shell and the second shell and is used for communicating an air inlet system, an air return channel is formed between the second shell and the third shell, the air inlet channel is formed between the first shell and the second shell, the air return channel is formed between the second shell and the third shell, and two channels are formed by three parts, so that the arrangement of the parts is reduced while the independent arrangement of the air inlet channel and the air return channel is realized, the processing of the parts and the die sinking quantity of a die are reduced, the investment of the die is reduced, the first shell, the second shell and the third shell are arranged to be foam materials, and the heat preservation effects of the first shell, the second shell and the third shell are increased, the generation of condensation is reduced.

Description

Air duct foam structure of refrigerator

Technical Field

The utility model relates to a refrigerator field, more specifically the wind channel foam structure that relates to a refrigerator that says so.

Background

The air-cooled refrigerator refrigeration system is internally provided with an air return system and an air inlet system, the air inlet system is used for leading the air in the freezing chamber to the refrigerating chamber, and the air return system is used for continuously cooling the air in the air inlet system;

the existing air-cooled refrigerator air inlet system and the existing air return system are respectively arranged into independent parts, the air inlet system is a plastic part, the air return system is composed of a plurality of plastic parts and a basic part, the heat insulation performance between the plastic is poor, condensation is easy to generate, the refrigeration effect is influenced, the service life of the refrigerator is influenced, the air inlet system and the air return system are separated independently, the parts needing to be processed are more, the plastic mold is more, the investment of the mold is large, and the production efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a wind channel foam structure of refrigerator for reduce the processing of spare part and save the mould.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an air duct foam structure of refrigerator, includes the support body, the support body includes first casing, second casing and third casing, first casing with form between the second casing by inlet air channel, inlet air channel is used for communicateing the air inlet system, the second casing with be formed with the return air passageway between the third casing, the return air passageway is used for communicateing the return air system, the material of first casing, second casing and third casing is the foam.

As a further improvement of the present invention, the first housing and the second housing are provided with a first overlapping portion therebetween, the first overlapping portion is used for limiting the connection position between the first housing and the second housing, the second housing and the third housing are provided with a second overlapping portion therebetween, and the second overlapping portion is used for limiting the connection position between the second housing and the third housing.

As a further improvement of the utility model, first overlap joint portion includes two first archs, first arch sets up first casing top surface, and two first arch is located respectively inlet air channel's both sides, second casing bottom surface is provided with two first recesses, first recess respectively with first protruding looks adaptation.

As a further improvement of the utility model, the second overlap joint portion includes that the second is protruding, the protruding setting of second is in third casing top surface, second casing bottom surface is provided with the second recess, the second recess with the protruding looks adaptation of second.

As a further improvement of the present invention, the first groove and the second protrusion are sealed by a paper tape.

As a further improvement, the air intake passage comprises an air intake and an air outlet, the aperture of the air intake is increased gradually.

As a further improvement, the first casing top surface is an inclined plane, the height on the inclined plane is followed the air intake extremely the air outlet crescent, wall with the inclined plane is parallel at the bottom of the inlet air channel.

As a further improvement, the return air channel comprises a return air inlet and a return air outlet, the return air inlet faces downwards, and the return air outlet direction is perpendicular to the return air inlet direction.

As a further improvement, the return air outlet is fixedly connected with a return air pipe.

As a further improvement of the utility model, the air intake the air outlet with the sponge has been pasted respectively to the return air entrance.

The utility model has the advantages that: the utility model discloses a form inlet air duct between first casing and the second casing, form the return air passageway between second casing and the third casing, form two passageways through three spare part, when realizing that inlet air duct and return air passageway establish alone, the setting of spare part has been reduced, thereby the processing of spare part and the die sinking quantity of mould have been reduced, the input of mould has been reduced, and with first casing, second casing and third casing set up to foam, first casing has been increased, the heat preservation effect of second casing and third casing, the production of condensation has been reduced.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is a schematic structural view of another view angle of the present invention;

fig. 4 is a schematic structural diagram of the first housing and the third housing of the present invention;

fig. 5 is a schematic structural diagram of the second housing of the present invention.

Reference numerals: 1. a frame body; 11. a first housing; 12. a second housing; 13. a third housing; 2. an air inlet channel; 21. an air inlet; 22. an air outlet; 3. an air return channel; 31. an air return inlet; 32. an air return outlet; 4. a first lap joint portion; 41. a first protrusion; 42. a first groove; 5. a second lap joint portion; 51. a second protrusion; 52. a second groove; 6. and a return air pipe.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Referring to fig. 1 to 5, the air duct foam structure of the refrigerator of the present embodiment includes a frame body 1, the frame body 1 includes a first housing 11, a second housing 12 and a third housing 13, an air inlet channel 2 is formed between the first housing 11 and the second housing 12, the air inlet channel 2 is used for communicating with an air inlet system, a return air channel 3 is formed between the second housing 12 and the third housing 13, the return air channel 3 is used for communicating with a return air system, the return air channel 3 and the air inlet channel 2 are realized by three housings, there is no need to separately provide components for the return air channel 3 and the air inlet channel 2, processing dies are reduced, and parts required to be processed are also reduced, so that production efficiency is accelerated, installation time and response are reduced, the return air channel 3 includes a return air inlet 31 and a return air outlet 32, the return air inlet 31 faces downward, which facilitates design of the first housing 11, the second housing 12 and the third housing 13, the direction of the return air outlet 32 is vertical to the direction of the return air inlet 31, and sponges are respectively stuck to the air inlet 21, the air outlet 22 and the return air inlet 31, so that the sealing performance of the air inlet 21, the air outlet 22 and the return air inlet 31 is improved due to the arrangement of the sponges. The first shell 11, the second shell 12 and the third shell 13 are made of foam, the heat preservation effect of the foam is better than that of plastic, and condensation is reduced.

Referring to fig. 4 and 5, a first overlapping portion 4 is disposed between the first housing 11 and the second housing 12, the first overlapping portion 4 is used to define a connection position between the first housing 11 and the second housing 12, the connection position between the first housing 11 and the second housing 12 is located to facilitate installation between the first housing 11 and the second housing 12, a second overlapping portion 5 is disposed between the second housing 12 and the third housing 13, the second overlapping portion 5 is used to define a connection position between the second housing 12 and the third housing 13, the connection position between the second housing 12 and the third housing 13 is located to facilitate installation between the second housing 12 and the third housing 13, and both the first overlapping portion 4 and the second overlapping portion 5 may be configured as bolts and bolt holes, and are located and installed through the bolt holes and the bolts.

Referring to fig. 4 and 5, the first overlapping portion 4 includes two first protrusions 41, the first protrusions 41 are disposed on the top surface of the first housing 11, and the two first protrusions 41 are respectively located on two sides of the air inlet channel 2, the two first protrusions 41 are disposed to limit the movement of the second housing 12 in the left and right directions, so that the installation is convenient, the first protrusions 41 may be disposed as trapezoidal blocks, so that the movement of the second housing 12 in the front and rear directions is also limited, the second housing 12 may be placed on the first housing 11 through the first grooves 42, the bottom surface of the second housing 12 is provided with two first grooves 42, and the first grooves 42 are respectively matched with the first protrusions 41. The second overlapping portion 5 includes a second protrusion 51, the second protrusion 51 is disposed along the edge of the return air outlet 32 and can also limit the movement of the second housing 12 in the left-right direction and the front-back direction, the second protrusion 51 is disposed on the top surface of the third housing 13, the bottom surface of the second housing 12 is provided with a second groove 52, and the second groove 52 is matched with the second protrusion 51. The first groove 42 and the first protrusion 41 and the second groove 52 and the second protrusion 51 are sealed by paper tapes, the paper tapes increase the sealing performance, and the paper tapes do not need bolts and bolt holes, so that the steps of processing the first shell 11, the second shell 12 and the third shell 13 are reduced, and the processing technology is simplified.

Referring to fig. 2 and 4, the air intake channel 2 includes an air intake 21 and an air outlet 22, and the aperture of the air intake 21 gradually increases to the aperture of the air outlet 22, so as to reduce the wind speed.

Referring to fig. 2 and 4, the top surface of the first housing 11 is an inclined surface, the height of the inclined surface is gradually increased from the air inlet 21 to the air outlet 22, and the bottom wall surface of the air inlet channel 2 is parallel to the inclined surface, so that the height of the air is increased and the flow rate of the air is reduced in the process that the air moves towards the air outlet 22 through the air inlet 21.

Referring to fig. 1 and 3, a return air pipe 6 is fixedly connected to the return air outlet 32, and the return air pipe 6 is configured to guide air at the return air outlet 32.

The working principle is as follows: the first casing 11 and the third casing 13 are mounted on the second casing 12, and are embedded into the first groove 42 through the first protrusion 41, the second protrusion 51 is embedded into the second groove 52, the air inlet channel 2 is formed between the first casing 11 and the second casing 12, and grooves may be respectively provided on the first casing 11 and the second casing 12, so that the air inlet channel 2 is formed, the return air channel 3 is formed between the second casing 12 and the third casing 13, and additional grooves may be respectively provided on the second casing 12 and the third casing 13, so that the return air channel 3 is formed.

Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an air duct foam structure of refrigerator, includes support body (1), its characterized in that: the utility model discloses a wind-proof frame, including support body (1), support body (11), second casing (12) and third casing (13), first casing (11) with form between second casing (12) by inlet air duct (2), inlet air duct (2) are used for communicateing the air inlet system, second casing (12) with be formed with return air passageway (3) between third casing (13), return air passageway (3) are used for communicateing the return air system, the material of first casing (11), second casing (12) and third casing (13) is the foam.

2. The air duct foam structure of a refrigerator according to claim 1, wherein: a first lap joint part (4) is arranged between the first shell (11) and the second shell (12), the first lap joint part (4) is used for limiting the connecting position between the first shell (11) and the second shell (12), a second lap joint part (5) is arranged between the second shell (12) and the third shell (13), and the second lap joint part (5) is used for limiting the connecting position between the second shell (12) and the third shell (13).

3. The air duct foam structure of the refrigerator according to claim 2, wherein: the first lap joint part (4) comprises two first bulges (41), the first bulges (41) are arranged on the top surface of the first shell (11), the two first bulges (41) are respectively positioned on two sides of the air inlet channel (2), the bottom surface of the second shell (12) is provided with two first grooves (42), and the first grooves (42) are respectively matched with the first bulges (41).

4. The air duct foam structure of a refrigerator according to claim 3, wherein: the second lap joint part (5) comprises a second protrusion (51), the second protrusion (51) is arranged on the top surface of the third shell (13), a second groove (52) is arranged on the bottom surface of the second shell (12), and the second groove (52) is matched with the second protrusion (51).

5. The air duct foam structure of the refrigerator according to claim 4, wherein: the space between the first groove (42) and the first protrusion (41) and the space between the second groove (52) and the second protrusion (51) are sealed by paper tapes.

6. The air duct foam structure of a refrigerator according to claim 1, wherein: the air inlet channel (2) comprises an air inlet (21) and an air outlet (22), and the caliber of the air inlet (21) is gradually increased to the caliber of the air outlet (22).

7. The air duct foam structure of the refrigerator according to claim 6, wherein: the top surface of the first shell (11) is an inclined surface, the height of the inclined surface is gradually increased from the air inlet (21) to the air outlet (22), and the bottom wall surface of the air inlet channel (2) is parallel to the inclined surface.

8. The air duct foam structure of a refrigerator according to claim 7, wherein: the return air channel (3) comprises a return air inlet (31) and a return air outlet (32), the return air inlet (31) faces downwards, and the direction of the return air outlet (32) is perpendicular to the direction of the return air inlet (31).

9. The air duct foam structure of a refrigerator according to claim 8, wherein: and a return air pipe (6) is fixedly connected to the return air outlet (32).

10. The air duct foam structure of a refrigerator according to claim 9, wherein: the air inlet (21), the air outlet (22) and the return air inlet (31) are respectively stuck with sponge.