CN217715290U - Air conditioner return air subassembly and air conditioner - Google Patents

Abstract

The utility model belongs to the technical field of household appliances, and discloses an air-conditioning return air assembly and an air conditioner, wherein the air-conditioning return air assembly comprises a first filter screen, a second filter screen and a return air grille, the first filter screen is of a plane structure, and the first filter screen and the second filter screen are sequentially arranged along the direction of return air; the first filter screen and the second filter screen are both arranged on the return air grille. The utility model discloses a set up first filter screen into planar structure, can reduce the thickness of first filter screen to can make the space of return air grid can install first filter screen and second filter screen simultaneously, thereby carry out double filtration's effect to the air that gets into the return air inlet.

Description

Air conditioner return air subassembly and air conditioner

Technical Field

The utility model relates to the technical field of household appliances, especially, relate to an air conditioner return air subassembly and air conditioner.

Background

This section provides background information related to the present disclosure only and is not necessarily prior art.

Along with the requirement of people to air quality is higher and higher, and the filter effect to the air conditioner improves day by day, and the first effect filter screen of air conditioner standard matching can't satisfy customer's demand at present, needs the middle effect filter screen of installation simultaneously to carry out air filter.

To the air conditioner that has annular air-out panel, the primary filter screen among the prior art is folding filter screen usually, and folding filter screen's thickness is thicker, and folding filter screen and the filter screen of well imitating can't be installed simultaneously in the space of return air grid. In addition, folding filter screen has difficult dismantlement and inconvenient abluent shortcoming, is unfavorable for the customer to use, leads to customer's use to experience relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the return air grid space of the air conditioner return air subassembly among the prior art at least and too little, can't realize double filtration's problem. The purpose is realized by the following technical scheme:

the utility model discloses a first aspect provides an air conditioner return air subassembly, include:

the first filter screen is of a plane structure;

the first filter screen and the second filter screen are sequentially arranged along the direction of return air; and the first filter screen and the second filter screen are arranged on the return air grille.

The utility model discloses a set up first filter screen into planar structure, can reduce the thickness of first filter screen to can make the space of return air grid can install first filter screen and second filter screen simultaneously, thereby carry out double filtration's effect to the air that gets into the return air inlet.

The utility model discloses an in some embodiments, the edge of first filter screen is provided with first coupling assembling, the return air grid is provided with second coupling assembling, first filter screen with the return air grid passes through first coupling assembling with second coupling assembling's cooperation is realized connecting.

In some embodiments of the present invention, the first connecting assembly includes a limiting protrusion structure, and the second connecting assembly includes a snap hole; or the first connecting component comprises a clamping hole, and the second connecting component comprises a limiting protruding structure;

first filter screen with the return air grid passes through spacing protrusion structure inserts the joint hole is realized connecting.

In some embodiments of the present invention, the limiting protrusion structure comprises a body portion and a protrusion portion connected to each other, wherein the protrusion portion is disposed on the body portion facing to one side of the first filter screen.

In some embodiments of the present invention, the surface of the protrusion facing the first filter screen is provided with a corrugated structure.

The utility model discloses an in some embodiments, the edge of first filter screen still is provided with buckle subassembly, buckle subassembly joint in return air grid.

In some embodiments of the present invention, the clip assembly comprises a clip body and a protrusion;

the buckle body is n-shaped and comprises a first side wall and a second side wall which are arranged oppositely, wherein the protrusions are arranged on the inner side of the first side wall and/or the inner side of the second side wall so as to limit part of the return air grille in the buckle body.

In some embodiments of the present invention, the protrusion includes a first protrusion, and a guide surface is provided at a position of the first protrusion facing the opening direction of the buckle body.

The utility model discloses an in some embodiments, first connection assembly set up in the periphery of first filter screen, buckle subassembly set up in the all peripheral angles of first filter screen.

A second aspect of the present invention provides an air conditioner, including:

an air return opening; and an air-conditioning return air assembly as in the above embodiments, the air-conditioning return air assembly being disposed at the return air inlet.

The utility model provides an air conditioner through setting up first filter screen into planar structure, can reduce the thickness of first filter screen to can be so that the space of return air grid can install first filter screen and second filter screen simultaneously, thereby carry out double filtration's effect to the air that gets into the return air inlet, improve the quality of air.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like parts are designated by like reference numerals throughout the drawings. In the drawings:

fig. 1 schematically shows a structural schematic diagram of an air-conditioning return air assembly according to an embodiment of the present invention;

fig. 2 schematically shows a schematic view of a fixing structure of a first filter according to an embodiment of the present invention;

fig. 3 is a schematic diagram of a first perspective view of the first filter shown in fig. 2;

FIG. 4 is a schematic diagram illustrating a second perspective view of the first filter shown in FIG. 2;

FIG. 5 is an enlarged view of a portion A of FIG. 2;

FIG. 6 is an enlarged view of a portion of FIG. 2 at B;

FIG. 7 is a schematic structural view of the stopper protrusion shown in FIG. 5;

FIG. 8 is a schematic structural view of the buckle assembly shown in FIG. 6;

fig. 9 is a schematic structural view of the limiting protrusion structure in fig. 7 in a use state (the first filter screen is not shown);

the reference signs are:

100 is an air-conditioning return air assembly

10 is a first filter screen; 11 is a support member;

20 is a second filter screen;

30 is a return air grille;

40 is a limit convex structure; 41 is a body part; 42 is a projection; 43 is a corrugated structure;

50 is a clamping hole;

60 is a buckle component; 61 is a buckle body; 611 is a first side wall; 612 is a connecting wall; 613 is a second side wall; 62 is a first protrusion; 621 is a guide surface; and 63 is a second protrusion.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

It is to be understood that the terminology used herein is for the purpose of describing particular example embodiments only, and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," "includes," "including," and "having" are inclusive and therefore specify the presence of stated features, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and/or groups thereof. The method steps, processes, and operations described herein are not to be construed as necessarily requiring their performance in the particular order discussed or illustrated, unless specifically identified as an order of performance. It should also be understood that additional or alternative steps may be used.

Although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms may be only used to distinguish one element, component, region, layer or section from another region, layer or section. Terms such as "first," "second," and other numerical terms when used herein do not imply a sequence or order unless clearly indicated by the context. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the example embodiments.

For convenience of description, spatially relative terms, such as "inner", "outer", "lower", "below", "upper", "above", and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. This spatially relative term is intended to 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 "beneath" other elements or features would then be oriented "above" or "over" the other elements or features. Thus, the example term "at 8230; \8230; below" may include both upper and lower orientations. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

As shown in fig. 1 to 9, fig. 1 schematically shows the structural schematic diagram of the air-conditioning return air assembly according to the embodiment of the present invention, the first aspect of the embodiment of the present invention provides an air-conditioning return air assembly 100, including a first filter screen 10, a second filter screen 20 and a return air grille 30, wherein, the first filter screen 10 is a planar structure, the second filter screen 20 is disposed on one side of the first filter screen 10 deviating from the return air grille 30, the first filter screen 10 and the second filter screen 20 are both fixed on the return air grille 30, when returning air, the first filter screen and the second filter screen are sequentially disposed along the return air direction of the air conditioner, and are firstly filtered by the first filter screen 10, and then are filtered by the second filter screen 20, and the filtered air enters the room from the air outlet of the air conditioner.

The utility model discloses an adopt planar structure with first filter screen 10, can obviously reduce first filter screen 10's thickness to can both install first filter screen 10 in the space of return air grid 30, can install second filter screen 20 simultaneously again, thereby carry out the double filtration to the air that gets into the return air inlet, improve the quality of air.

In addition, because the first filter screen 10 adopts a planar structure, compared with a structure adopting a folding filter screen, the first filter screen is easier to clean and disassemble, and is beneficial to improving the use experience of customers.

Optionally, the first filter screen 10 is a primary filter screen, and the second filter screen 20 is a secondary filter screen, both of which can be fixed on the return air grille 30 to realize connection with the return air grille 30.

It should be noted that, after the first filter screen 10 changes the filter screen into the plane shape from the folding filter screen, its thickness diminishes than the thickness of folding filter screen, also can the attenuation by thickness, the space that occupies diminishes, after adopting the filter screen of plane shape, the thickness of first filter screen 10 is only equivalent to about 0.3 of the thickness when adopting folding filter screen, make the shared space of first filter screen 10 diminish, thereby can make the space in the return air grid 30 can install two filter screens simultaneously, realize dual-filtration's effect, can be with first filter screen 10 of installation and second filter screen 20, realize dual-filtration.

In some optional embodiments, referring to fig. 2, fig. 2 schematically illustrates a fixed structure schematic diagram of a first filter screen according to an embodiment of the present invention, a first connecting assembly is disposed at a circumferential edge of the first filter screen 10, a second connecting assembly is disposed at a position corresponding to the first connecting assembly on the return air grille 30, and the first filter screen 10 and the return air grille 30 are connected to each other by the first connecting assembly and the second connecting assembly. The first connecting component and the second connecting component are components which need to be used in cooperation, and may be, for example, a structure of a buckle and a slot, or a structure of a screw and a mounting hole, and the like.

It should be noted that the number of the first connection assemblies may be one or more, and a plurality of the first connection assemblies are disposed at the circumferential edge of the first filter screen 10, so that stable connection between the first filter screen 10 and the return air grille 30 can be realized through matching with the corresponding second connection assemblies from a plurality of positions.

In some alternative embodiments, with continued reference to fig. 2, 5 and 9, the first connecting component may be a limiting protrusion 40, and at this time, the corresponding second connecting component may be a snap-in hole 50; alternatively, the first connecting assembly can adopt a clamping hole 50, and the second connecting assembly adopts a limiting protruding structure 40; the first filter screen 10 and the return air grille 30 are insertedly arranged inside the clamping hole 50 through at least part of the limiting protruding structures 40, so that the first filter screen 10 is fixed. In fig. 5, in order to clearly describe the contents of the whole utility model, the X direction, the Y direction and the Z direction are provided, and the first filter screen 10 can be limited in the X axis bi-direction, the Y axis bi-direction and the Z axis bi-direction by inserting the limiting protrusion structure 40 into the engaging hole 50, so that the first filter screen 10 can be stably installed on the return air grille 30, where the bi-directions are the positive direction and the negative direction.

In fig. 5, the limiting protrusion structure 40 is disposed on the first filter screen 10, and the locking hole 50 is formed on the return air grille 30, and the positions of the limiting protrusion structure and the locking hole can be interchanged. In fig. 5, the first filter screen 10 is a rectangular plane structure, and the number of the limiting protruding structures 40 is four, and the limiting protruding structures are respectively located at the central positions of four sides of the first filter screen 10, but may also be located at other positions of the four sides. In addition, the limiting protruding structures 40 may not be disposed at a position of a certain edge, and the connection between the first filter screen 10 and the return air grille 30 may be achieved by only providing three limiting protruding structures 40 or two limiting protruding structures 40.

In some alternative embodiments, the position-limiting protrusion structure 40 includes a body portion 41 and a protrusion portion 42 connected to each other, wherein the protrusion portion 42 is disposed on a side of the body portion 41 facing the first filter 10. The main body 41 is a rectangular sheet, the protruding parts 42 are formed on one surface of the main body 41 facing the first filter 10, the number of the protruding parts 42 is one or more, and in fig. 5, the number of the protruding parts 42 is two, and the protruding parts are arranged at intervals. Preferably, the surface of the protruding portion 42 facing the first filter 10 is provided with a corrugated structure 43, that is, the upper surface of the protruding portion 42 in fig. 5 is provided with a corrugated structure 43, by providing a corrugated structure, the contact friction between the first filter 10 and the return air grille 30 can be increased, the probability that the first filter 10 is separated from the return air grille 30 in the X direction and the Y direction can be reduced, and the first filter 10 can be stably fixed on the return air grille 30.

The main body 41 and the protrusion 42 may be formed integrally for easy processing and installation, and the corrugated structure 43 is processed on the surface of the protrusion 42, and the corrugated structure 43 and the protrusion 42 are formed integrally.

The corrugation 43 is in the shape of a saw-tooth, concave-convex surface, or other shapes capable of increasing friction force, such as a net or fish scale.

In some alternative embodiments, the circumferential edge of the first filter 10 is further provided with a snap assembly 60, and the snap assembly 60 is snapped on the return air grille 30, so as to connect the first filter 10 and the return air grille 30. The fixing of the first filter 10 to the return air grille 30 can be made more stable by providing one or more numbers of the snap assemblies 60 at the circumferential edge position of the first filter 10. Since the thickness of the first filter 10 is relatively small, if only a plurality of stopper protrusion structures 40 are used, the first filter 10 is likely to move in the Z-axis direction at a position distant from the stopper protrusion structures 40, so that reliability is lowered.

By adding the snap assembly 60, the movement of the first filter 10 can be limited in the Z-axis direction, and the reliability can be improved. Wherein, the quantity of buckle subassembly 60 is one, also can be a plurality of, and a plurality of buckle subassemblies 60 set up at the circumference edge of first filter screen 10, and can present the cross arrangement with spacing protruding structure 40, that is to say are provided with a spacing protruding structure 40 between two adjacent buckle subassemblies 60. In fig. 2, the number of the limiting protrusion structures 40 is four, the number of the buckle assemblies 60 is also four, the first filter screen 10 and the return air grille 30 are both set to be rectangular structures, the limiting protrusion structures 40 are arranged at the central positions of four edges of the first filter screen 10, the limiting protrusion structures 40 are arranged at four end corner positions of the first filter screen 10, so that a layout structure of cross arrangement is formed, the setting mode is adopted, the circumferential direction of the first filter screen 10 can be uniformly connected with the return air grille 30, and the first filter screen 10 is stably installed on the return air grille 30.

In some alternative embodiments, with continued reference to fig. 6 and 8, the catch assembly 60 has a catch body 61 and a protrusion; the buckle body 61 is in the shape of letter n, and the buckle body 61 includes two opposite first and second sidewalls 611 and 613, and the first and second sidewalls 611 and 613 may be disposed in parallel with each other. The clip body 61 further includes a connecting wall 612 for connecting the first side wall 611 and the second side wall 613, wherein the protrusions include a first protrusion 62 and a second protrusion 63, and the first protrusion 62 is disposed on one of the first side wall 611 and the second side wall 613. In fig. 8, the first protrusion 62 is disposed on the second sidewall 613, and alternatively, the first protrusion 62 may be disposed on the first sidewall 611.

In some alternative embodiments, the first protrusion 62 is provided with a guide surface 621, and the guide surface 621 faces the opening of the buckle body 61, so that the return air grille 30 can enter the inside of the buckle body 61 from the opening along the guide surface 621. In fig. 8, the guiding surface 621 is an inclined surface, and the inclined surface is inclined downward from the opening position of the fastening body 61 to the position of the connecting wall 612, so that the strip-shaped edge of the return air grille 30 can conveniently enter the space formed by the fastening body 61, that is, the space formed by the first side wall 611, the connecting wall 612 and the second side wall 613 along the guiding surface 621 after passing through the opening.

In some alternative embodiments, the second protrusion 63 and the first protrusion 62 are on different sidewalls, and cannot be disposed on the same sidewall. In fig. 8, the first protrusion 62 is disposed on the second side wall 613, the second protrusion 63 is disposed on the first side wall 611, and the first protrusion 62 and the second protrusion 63 are disposed obliquely with respect to each other, that is, the height of the first protrusion 62 on the second side wall 613 is different from the height of the second protrusion 63 on the first side wall 611, and by disposing the second protrusion 63, the first filter 10 is prevented from being loosened and the first filter 10 is prevented from being loosened without an external force by the cooperation of the second protrusion 63 and the first protrusion 62.

In some optional embodiments, the edge of the first filter 10 is further provided with a supporting member 11, when the first filter 10 is detached, a user can detach the first filter 10 by means of the supporting member 11, the number of the supporting members 11 is multiple, and the supporting members 11 are arranged at intervals along the circumferential direction of the first filter 10, and may be arranged uniformly or non-uniformly.

In fig. 3, the number of the supporting members 11 is four, and the supporting members 11 are respectively disposed near the four limit protrusion structures 40 or the catching holes 50, wherein when the limit protrusion structures 40 are formed at the edge position of the first filter 10, the supporting members 11 are disposed near the limit protrusion structures 40, and when the catching holes 50 are formed at the edge position of the first filter 10, the supporting members 11 are disposed near the catching holes 50.

When the first filter 10 is in use, part of the surface of the corrugations 43 is in contact with the first filter 10, increasing the friction against the first filter 10.

The fixing structure of the first filter screen 10 on the return air grille 30 is described above, and as for the fixing manner between the second filter screen 20 and the return air grille 30, the fixing manner of the first filter screen 10 may be referred to, and a snap connection may also be used, or a screw fixing manner may be used, which is not specifically limited here.

The utility model discloses the second aspect of embodiment provides an air conditioner, including the return air inlet and as mentioned in the above embodiment air conditioner return air subassembly 100, this air conditioner return air subassembly 100 can set up the return air inlet position at the air conditioner to make air conditioner return air subassembly 100 be used for filtering the air that gets into the return air inlet.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. An air conditioner return air assembly, comprising:

the first filter screen is of a plane structure;

the first filter screen and the second filter screen are sequentially arranged along the direction of return air; and

the first filter screen and the second filter screen are both arranged on the return air grille.

2. The return air assembly for the air conditioner as claimed in claim 1, wherein a first connecting assembly is arranged at the edge of the first filter screen, a second connecting assembly is arranged on the return air grille, and the first filter screen and the return air grille are connected through the first connecting assembly and the second connecting assembly.

3. An air-conditioning return air assembly according to claim 2, wherein the first connecting assembly includes a limiting projection structure, and the second connecting assembly includes a snap-fit hole; or the first connecting component comprises a clamping hole, and the second connecting component comprises a limiting protruding structure;

the first filter screen and the return air grille are inserted into the clamping holes through the limiting protruding structures to achieve connection.

4. An air return assembly according to claim 3 wherein said retention projection arrangement includes a body portion and a projection portion connected to one another, wherein said projection portion is disposed on a side of said body portion facing said first filter.

5. An air return assembly for an air conditioner as set forth in claim 4 wherein the surface of said projection facing said first filter is provided with a corrugated structure.

6. The return air assembly for air conditioners as claimed in claim 2, wherein a snap-fit assembly is further provided at the edge of the first filter, and the snap-fit assembly is snap-fitted to the return air grille.

7. An air conditioning return air assembly as in claim 6 wherein the clip assembly includes a clip body and a protrusion;

the buckle body is n-shaped and comprises a first side wall and a second side wall which are oppositely arranged, wherein the protrusions are arranged on the inner side of the first side wall and/or the inner side of the second side wall so as to limit part of the return air grille in the buckle body.

8. An air-conditioning return air assembly according to claim 7, wherein the protrusion includes a first protrusion provided with a guide surface at a position facing the opening direction of the clip body.

9. An air return assembly for an air conditioner as defined in claim 6 wherein said first attachment assembly is disposed at the perimeter of said first filter and said snap assembly is disposed at the corners of the perimeter of said first filter.

10. An air conditioner, comprising:

an air return opening; and

the air conditioning return air assembly of any one of claims 1 to 9 disposed at the return air outlet.

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