CN112304010A

CN112304010A - Can dismantle shield and refrigerator box

Info

Publication number: CN112304010A
Application number: CN202011102903.2A
Authority: CN
Inventors: 程春明; 李�杰
Original assignee: Changhong Meiling Co Ltd
Current assignee: Changhong Meiling Co Ltd
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2021-02-02

Abstract

The invention discloses a detachable dustproof cover and a refrigerator body, and relates to the technical field of refrigerator accessories. The invention comprises a dust cover body; the dustproof cover body is assembled in the rear cover of the box body; a dustproof net is detachably arranged between the dustproof cover body and the box body rear cover; the dustproof cover body comprises a clamping part and a radiating part; the clamping and matching part comprises a circumferential matching part arranged at the circumferential position of the dustproof cover body, a limiting part arranged on the inner surface of the dustproof cover body and a clamping part arranged at the lower end of the dustproof cover body; the side wall of the rear cover of the box body is provided with an air inlet; air return ports are symmetrically arranged on two sides of the air inlet; the air inlet is matched with the dust cover body; the circumferential position of the air inlet is provided with an air inlet matching part. According to the refrigerator, the dust screen is detachably arranged between the dust cover body and the rear cover of the refrigerator body, so that the problem that after the existing refrigerator is used for a long time, dust and other impurities in peripheral space can be sucked into the rear cover of the refrigerator body, even the dust screen can be blocked, and the heat dissipation efficiency is influenced is solved.

Description

Can dismantle shield and refrigerator box

Technical Field

The invention belongs to the technical field of refrigerator accessories, and particularly relates to a detachable dustproof cover and a refrigerator body.

Background

The small refrigerator is more and more popular with users who are alone or frequently moved because of its portability, convenient to transport and carry, and also gradually becomes basic configuration such as hotel, rental room, and the like. The application scenes of the small refrigerator are diversified, the diversification of user groups is realized, and the diversified requirements such as the function requirement, the appearance requirement, the color requirement, the appearance size and the personalized requirement of the small refrigerator are more and more prominent.

At present, a lot of manufacturers produce small-volume refrigerators in the market, and mainly focus on the requirements of portability, fashion and the like, so that the requirements on refrigeration, particularly refrigeration temperature, are not high, the volume of basic products is small, and a semiconductor direct refrigeration mode is basically adopted. The most part adopts the mode of refrigerating in the box and radiating outside the box to realize cold and heat exchange. Most of the heat dissipation system outside the refrigerator is positioned at the rear part of the refrigerator, and the fan is adopted to suck air and blow air to dissipate heat. After long-term use, sundries such as dust in peripheral space can be sucked into the rear cover of the box body, and even the dust screen can be blocked, so that the heat dissipation efficiency is influenced.

How to dismantle the back through designing a shield, be convenient for change its dust screen, can resume radiating efficiency as early as possible, become the problem that needs to solve in the trade.

Disclosure of Invention

The invention aims to provide a detachable dustproof cover and a refrigerator body, wherein a dustproof net is detachably arranged between a dustproof cover body and a refrigerator body rear cover, and the dustproof cover body is provided with a clamping part and a radiating part, so that the problem that the existing refrigerator body external radiating system can suck dust and other sundries in peripheral space into the refrigerator body rear cover after being used for a long time, even can block the dustproof net, and the radiating efficiency is influenced is solved.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a detachable dustproof cover, which comprises a dustproof cover body; the dustproof cover body is assembled in the rear cover of the box body; a dustproof net is detachably arranged between the dustproof cover body and the box body rear cover; the dustproof cover body comprises a clamping part and a radiating part; the clamping and matching part comprises a circumferential matching part arranged at the circumferential position of the dustproof cover body, a limiting part arranged on the inner surface of the dustproof cover body and a clamping part arranged at the lower end of the dustproof cover body; the side wall of the rear cover of the box body is provided with an air inlet; air return ports are symmetrically arranged on two sides of the air inlet; the air inlet is matched with the dustproof cover body; an air inlet matching part is arranged at the circumferential position of the air inlet; the air inlet comprises an air inlet hole.

Furthermore, the circumferential matching part is an inclined surface structure arranged along the circumferential direction of the dustproof cover body; the limiting part is of a symmetrical extending plate structure; the outer side surface of the limiting part is a limiting surface; the end part of the limiting surface is provided with an inclined surface structure.

Furthermore, the whole clamping part is a U-shaped elastic body; the clamping part is provided with a U-shaped groove; the root pairs on the two sides of the U-shaped groove are provided with a pair of protruding rib structures.

Furthermore, the heat dissipation part is arranged in the middle of the dustproof cover body; the heat dissipation part comprises a plurality of heat dissipation holes; the shape of the heat dissipation hole is the same as and corresponds to that of the air inlet hole, and the heat dissipation hole is used for reducing resistance and increasing ventilation efficiency; the shape of the heat dissipation hole is any one or more of an equilateral triangle, an ellipse and a quincunx.

Furthermore, the dust screen is made of soft materials with a micropore structure, so that dirt is prevented from entering the rear cover of the box body through the air inlet; a pair of avoidance grooves A are formed in the positions, corresponding to the limiting parts, of the upper ends of the dust screens; and the lower end of the dustproof net is provided with an avoiding groove B.

Furthermore, the air inlet is of a sinking platform structure; a first step surface, a first circumferential surface, a second step surface and a second circumferential surface are arranged in the air inlet.

Further, the first step surface is matched with the inner side surface of the dustproof cover body; the first circumferential surface mates with the circumferential mating portion.

Furthermore, a plurality of through holes are formed in the surface of the second step surface; a pair of U-shaped clamping grooves are symmetrically arranged above the second step surface and are guided into the U-shaped clamping grooves through an inclined surface structure; a square clamping groove is arranged below the U-shaped clamping groove.

Further, the back surface of the second step surface is matched with the limiting surface; the square clamping groove is matched with the clamping part.

A refrigerator body comprises the detachable dustproof cover.

The invention has the following beneficial effects:

1. the detachable dustproof cover is clamped and assembled with the box body rear cover, and then forms an air inlet channel of a refrigerator box body heat dissipation system together with the box body rear cover; in addition, the whole process basically realizes a screw-free green design, the assembly process is simple, and the production efficiency is improved; and this box rear cover both possessed the wind channel air inlet function, realized simple and easy dismantlement again, changed the dust screen, used many times, extension product life.

2. The shape of the heat dissipation hole is the same as and corresponds to that of the air inlet hole, so that the resistance is reduced, and the ventilation efficiency is increased; the dustproof net is made of soft material with a micropore structure, so that dirt is prevented from entering the rear cover of the box body through the air inlet.

3. According to the invention, through the matching of the square-shaped clamping groove and the clamping part, when a user needs to replace or clean the dust screen, the clamping part can be abutted by the hard long rod, the surface of the raised rib structure is separated from the air inlet by utilizing the elasticity of the clamping part, and then the dust cover body is taken out, so that the dust screen needing to be replaced is taken out, the assembly and disassembly are convenient, and the cleaning is convenient.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

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

FIG. 1 is a schematic view of a detachable dust cap and a rear cover of a case according to the present invention;

FIG. 2 is a schematic view of the installation of the rear cover of the refrigerator body and the refrigerator body;

FIG. 3 is an exploded view of the installation of the dust cap body, dust screen and the rear cover of the case;

FIG. 4 is a schematic structural view of the inner side of the dust cap body;

FIG. 5 is a schematic front view of the dust cap body;

FIG. 6 is an outer side view of the dust cap body;

FIG. 7 is a schematic front view of the assembled dust cap body and refrigerator cabinet;

FIG. 8 is a schematic cross-sectional view taken along line A-A of FIG. 7;

FIG. 9 is an enlarged partial view at B of FIG. 8;

in the drawings, the components represented by the respective reference numerals are listed below:

1-a dustproof cover body, 2-a dustproof net, 3-a box body rear cover, 11-a clamping part, 12-a heat dissipation part, 21-an avoidance groove A, 22-an avoidance groove B, 111-a circumferential matching part, 112-a limiting part, 113-a clamping part, 121-a heat dissipation hole, 31-an air inlet, 32-an air return opening, 310-an air inlet hole, 311-a first step surface, 312-a first circumferential surface, 313-a second step surface, 314-a second circumferential surface, 1121-a limiting surface, 1131-a U-shaped groove, 1132-a raised rib structure, 3101-an air inlet matching part, 11211-a slope structure, 32111-a U-shaped groove and a 32112-a square groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-9, the present invention is a detachable dust cap, which includes a dust cap body 1; the dust cover body 1 is assembled in the box body rear cover 3; the dustproof net 2 is detachably arranged between the dustproof cover body 1 and the box body rear cover 3, the dustproof cover body 1 and the box body rear cover 3 form an air inlet channel of a refrigerator box body heat dissipation system, simple disassembly and replacement of the dustproof net can be realized, and the service life of a product is long; the dust cap body 1 includes a snap-fit portion 11 and a heat dissipation portion 12; the thickness of the dust cover body 1 is the same as the height of the air inlet 31 sinking platform, so that the dust cover body and the air inlet 31 sinking platform can be flush with the rear cover 3 of the box body after being clamped and matched; the clamping part 11 comprises a circumferential matching part 111 arranged at the circumferential position of the dustproof cover body 1, a limiting part 112 arranged on the inner surface of the dustproof cover body 1 and a clamping part 113 arranged at the lower end of the dustproof cover body 1; the side wall of the box body rear cover 3 is provided with an air inlet 31; air return openings 32 are symmetrically arranged at two sides of the air inlet 31; the air inlet 31 is matched with the dust cover body 1; an air inlet matching part 3101 is arranged at the circumferential position of the air inlet 31; the intake vent 31 includes an intake vent 310.

Preferably, the circumferential matching part 111 is an inclined surface structure arranged along the circumferential direction of the dust cover body 1; the limiting part 112 is a symmetrical extending plate structure; the outer side surface of the limiting portion 112 is provided with a limiting surface 1121; the end of the position-limiting surface 1121 is formed with a bevel structure 11211.

Preferably, the whole engaging portion 113 is a U-shaped elastic body, and the engaging portion 113 maintains elasticity by virtue of the change of the wall thickness of the cross section thereof; the engaging portion 113 is formed with a U-shaped groove 1131; the pair of roots on the two sides of the U-shaped groove 1131 has been provided with a pair of raised rib structures 1132.

Preferably, the heat radiating part 12 is arranged in the middle of the dust cover body 1; the heat dissipation part 12 comprises a plurality of heat dissipation holes 121; the shape of the heat dissipation holes 121 is the same as and corresponds to that of the air inlet holes 310, so that resistance is reduced, and ventilation efficiency is improved; the shape of the heat dissipation holes 121 is any one or more of an equilateral triangle, an ellipse, and a quincunx.

Preferably, the dust screen 2 is made of a soft material with a microporous structure, so that dirt is prevented from entering the box body rear cover 3 through the air inlet 31; the thickness of the dust screen 2 is smaller than the height of the second step of the air inlet 31; a pair of avoiding grooves A21 are formed in the upper end of the dust screen 2 and correspond to the limiting part 112, and the avoiding grooves A21 are of U-shaped structures and are used for avoiding the limiting part 112; the lower end of the dust screen 2 is provided with an avoiding groove B22, and the avoiding groove B22 is in a square structure and is used for avoiding the clamping part 113.

Preferably, the air inlet 31 is a sinking platform structure, and corresponds to the size of an opening, not shown, of the ventilating hood of the cooling fan; a first step surface 311, a first circumferential surface 312, a second step surface 313 and a second circumferential surface 314 are provided in the intake vent 31.

Preferably, the first step surface 311 is matched with the inner side surface of the dust cover body 1; the first circumferential surface 312 is engaged with the circumferential engagement portion 111.

Preferably, a plurality of through holes are formed in the surface of the second step surface 313; a pair of U-shaped slots 32111 are symmetrically arranged above the second step surface 313, and are guided into the U-shaped slots 32111 through an inclined surface structure 11211; a square slot 32112 is arranged below the U-shaped slot 32111.

Preferably, the back surface of the second step surface 313 is matched with the limit surface 1121; the square-shaped clamping groove 32112 is matched with the clamping part 113 and is limited and clamped on the surface by a pair of convex rib structures 1132; when the user needs to replace or clean the dust screen 2, the hard long rod can be used to abut against the engaging portion 113 at the lower portion of the dust cover body 1, and the elasticity of the U-shaped elastic body is utilized to separate the surface of the protruding rib structure 1132 from the inner side back surface of the second step surface 313 of the air inlet 31, and then the dust cover body 1 is taken out, so that the dust screen 2 to be replaced is taken out.

A refrigerator body comprises the detachable dustproof cover.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. A detachable dust cap comprises a dust cap body (1); the method is characterized in that:

the dustproof cover body (1) is assembled in the box body rear cover (3); a dustproof net (2) is detachably arranged between the dustproof cover body (1) and the box body rear cover (3);

the dustproof cover body (1) comprises a clamping part (11) and a heat radiating part (12); the clamping and matching part (11) comprises a circumferential matching part (111) arranged at the circumferential position of the dustproof cover body (1), a limiting part (112) arranged on the inner surface of the dustproof cover body (1) and a clamping part (113) arranged at the lower end of the dustproof cover body (1);

an air inlet (31) is formed in the side wall of the box body rear cover (3); air return openings (32) are symmetrically formed in the two sides of the air inlet (31); the air inlet (31) is matched with the dust cover body (1);

an air inlet matching part (3101) is arranged at the circumferential position of the air inlet (31); the air inlet (31) comprises an air inlet hole (310).

2. The detachable dust cap according to claim 1, wherein the circumferential engagement portion (111) is an inclined surface structure disposed along the circumferential direction of the dust cap body (1);

the limiting part (112) is of a symmetrical extending plate structure; the outer side surface of the limiting part (112) is provided with a limiting surface (1121); the end part of the limiting surface (1121) is provided with an inclined surface structure (11211).

3. The detachable dust cap as claimed in claim 1 or 2, wherein the engaging portion (113) is integrally a U-shaped elastic body; the clamping part (113) is provided with a U-shaped groove (1131); root pairs on two sides of the U-shaped groove (1131) are provided with a pair of protruding rib structures (1132).

4. A detachable dust cap according to claim 3, wherein the heat radiating portion (12) is provided in the middle of the dust cap body (1); the heat dissipation part (12) comprises a plurality of heat dissipation holes (121); the shape of the heat dissipation hole (121) is the same as and corresponds to that of the air inlet hole (310); the shape of the heat dissipation holes (121) is any one or more of equilateral triangle, ellipse and quincunx.

5. A detachable dust cap according to claim 1 or 4, characterized in that the dust screen (2) is a soft material with a microporous structure;

a pair of avoidance grooves A (21) are formed in the upper end of the dustproof net (2) corresponding to the limiting part (112); and an avoiding groove B (22) is formed at the lower end of the dustproof net (2).

6. The removable dust cap as claimed in claim 1, 2 or 4, wherein said air inlet (31) is a sunken platform structure; a first step surface (311), a first circumferential surface (312), a second step surface (313) and a second circumferential surface (314) are arranged in the air inlet (31).

7. A removable dust cap according to claim 6, wherein the first step surface (311) is engaged with an inner side surface of the dust cap body (1); the first circumferential surface (312) is engaged with the circumferential engagement portion (111).

8. The detachable dust cap of claim 6, wherein the second step surface (313) is provided with a plurality of through holes; a pair of U-shaped clamping grooves (32111) are symmetrically arranged above the second step surface (313); a square-shaped clamping groove (32112) is arranged below the U-shaped clamping groove (32111).

9. The removable dust cap of claim 8, wherein the square-shaped slot (32112) is engaged with the engaging portion (113).

10. A refrigerator cabinet comprising a removable dust cover as claimed in any one of claims 1 to 9.