CN210197519U

CN210197519U - Air inlet grille of air purifier and air purifier

Info

Publication number: CN210197519U
Application number: CN201920582890.XU
Authority: CN
Inventors: Jihua Huang; 黄继华
Original assignee: Midea Group Co Ltd; GD Midea Environment Appliances Manufacturing Co Ltd
Current assignee: Midea Group Co Ltd; GD Midea Environment Appliances Manufacturing Co Ltd
Priority date: 2019-04-24
Filing date: 2019-04-24
Publication date: 2020-03-27
Anticipated expiration: 2029-04-24

Abstract

The utility model belongs to the technical field of domestic appliance, concretely relates to air purifier's air-inlet grille and air purifier, air purifier's air-inlet grille includes: the air inlet grille body is provided with a first side facing a filter screen of the air purifier and a second side deviating from the first side; shortwave ultraviolet light source subassembly, shortwave ultraviolet light source subassembly install in the air-inlet grille body, shortwave ultraviolet light source subassembly can produce and be used for shining the shortwave ultraviolet ray of filter screen, with right the filter screen disinfects. The utility model also provides an air purifier of including above-mentioned air-inlet grille. The utility model provides an among air purifier's air-inlet grille and air purifier, the shortwave ultraviolet ray that shortwave ultraviolet ray source module produced can the direct irradiation filter screen the surface carry out the strong effect and disinfect for airstrainer can not breed the bacterium basically, thereby avoids producing the peculiar smell.

Description

Air inlet grille of air purifier and air purifier

Technical Field

The utility model belongs to the technical field of domestic appliance, particularly, relate to an air purifier's air-inlet grille and air purifier.

Background

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

Along with the aggravation of air pollution conditions such as haze weather, the air purifier becomes an increasingly common household appliance in our daily life. Indoor air often contains bacteria because mobility is relatively poor, therefore, it becomes the important focus of attention of consumer to disinfect simultaneously in the air purification process, however, the filter screen of selling on the market at present mainly uses and presss from both sides the charcoal cloth, adopt the filter screen that presss from both sides the charcoal cloth after long-time the use, the bacterium breeds easily on the surface, and then produce the peculiar smell, thereby influence user experience, the filter screen sterilization technique that uses on the market at present mostly is ion sterilization as leading, or ultraviolet mercury lamp cooperation photocatalysis net carries out catalytic sterilization, but above-mentioned two kinds of modes of disinfecting all have the problem that the product structure is complicated, the reliability is low, and the cost is higher.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving air purifier's prior art at least filter screen and use the technical problem that the rear surface easily multiplied the bacterium and produced the peculiar smell for a long time. The purpose is realized by the following technical scheme:

the utility model discloses a first aspect provides an air purifier's air-inlet grille, air purifier's air-inlet grille includes: the air inlet grille body is provided with a first side facing a filter screen of the air purifier and a second side deviating from the first side; shortwave ultraviolet light source subassembly, shortwave ultraviolet light source subassembly install in the air-inlet grille body, shortwave ultraviolet light source subassembly can produce and be used for shining the shortwave ultraviolet ray of filter screen, with right the filter screen disinfects.

The utility model provides an air purifier's air inlet grid through installing shortwave ultraviolet light source subassembly on air inlet grid, and the shortwave ultraviolet ray of production can the direct irradiation surface of filter screen, is provided with shortwave ultraviolet light source subassembly in air inlet grid, the shortwave ultraviolet ray that shortwave ultraviolet light source subassembly produced can the direct irradiation the filter screen disinfects to the filter screen surface is imitated by force for the airstrainer surface can not breed the bacterium basically, thereby avoids producing the peculiar smell. Furthermore, for prior art, the utility model discloses an air purifier's air inlet grid has saved photocatalysis structures such as photocatalyst net, and overall structure is simpler, economic cost is lower, and in addition, there is the problem that catalytic efficiency hangs down for the photocatalysis link of using among the prior art, the utility model provides a shortwave ultraviolet ray direct irradiation filter screen surface disinfects by force, is showing the reliability that has improved bactericidal efficiency and bactericidal effect.

Additionally, according to the utility model discloses an air purifier's air-inlet grille still can have following additional technical characterstic:

in some embodiments of the present invention, the short wave ultraviolet source assembly comprises a UV-LED lamp set, the UV-LED lamp set is installed on the air inlet grille body, and the light emitting direction of the UV-LED lamp set faces the filter screen.

In some embodiments of the present invention, the air inlet grille body is provided with a mounting groove for mounting the short wave ultraviolet light source assembly, and the UV-LED lamp set is mounted in the mounting groove; shortwave ultraviolet light source subassembly still includes the lamp shade, the lamp shade is followed the air inlet grille body the second side is packed into the mounting groove.

In some embodiments of the present invention, a clamping groove is provided on one of the lamp cover and the mounting groove, a buckle is provided on the other of the lamp cover and the mounting groove, and the lamp cover and the mounting groove are connected by the clamping groove and the buckle.

In some embodiments of the utility model, still be equipped with light guide mechanism on the air-inlet grille body, light guide mechanism with the bottom surface of mounting groove is certain inclination and arranges, light guide mechanism be used for with the shortwave ultraviolet ray that UV-LED banks produced lead to the surface of filter screen.

In some embodiments of the utility model, the short wave ultraviolet light source subassembly is still including installing light source contact head on the air inlet grid plate body, light source contact head pass through the wire with UV-LED banks electricity is connected, light source contact head is used for contacting with air purifier's complete machine contact head, thereby will UV-LED banks is connected to in air purifier's the complete machine circuit.

The utility model discloses an in some embodiments, still be equipped with the first retaining structure of contact on the air-inlet grille body, the first retaining structure of contact can keep the light source contact with be connected or remove between the complete machine contact the light source contact with be connected between the complete machine contact.

In some embodiments of the present invention, the UV-LED lamp set is a point light source or a line light source.

In some embodiments of the present invention, the UV-LED lamp set is one or more sets of UV-LED patch lamps.

The second aspect of the utility model also provides an air purifier, it includes in the first aspect air purifier's air-inlet grille.

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 reference numerals are used to refer to like parts throughout the drawings. In the drawings:

fig. 1 is a schematic structural view of an air purifier according to an embodiment of the present invention, which uses an air inlet side as a main viewing angle;

fig. 2 is a schematic view of an internal structure of an air purifier according to an embodiment of the present invention;

fig. 3 is a schematic view of a split structure of an air inlet grille of an air purifier according to an embodiment of the present invention;

fig. 4 is an enlarged view of a portion of the structure of fig. 3.

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" may be intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," "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 described 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. Such spatially relative terms are 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 "below … …" can include both an orientation of above and below. 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. 1-2, the purifying principle of the air purifier is as follows: through the stirring of fan subassembly, the air gets into air purifier's inside by filter screen 10 and the air inlet grille body 20 of air inlet side (the right side arrow of fig. 2 paper shows), gets into the in-process, and impurity such as particulate matter in the air can be filtered by filter screen 10, obtains the air after purifying from this, then, blows out in the air-out grille of the air-out side (the left side arrow of fig. 2 paper shows) of the air-out after purifying to realize indoor air's purification. However, after long-time use, the bacterium breeds easily on the surface of filter screen 10, and the bacterium breeds and makes the air after filtering have a strand peculiar smell, for this reason, the utility model provides an air purifier's air inlet grille, it can carry out the strong effect to the surface of filter screen and disinfect, makes the filter screen can not breed the bacterium from this basically.

As shown in fig. 1-3, the utility model discloses a first aspect provides an air purifier's air inlet grid, air purifier's air inlet grid includes: the air inlet grille body 20, the air inlet grille body 20 has the first side towards the filter screen 10 of the air purifier and the second side opposite to the first side; shortwave ultraviolet light source subassembly 30, shortwave ultraviolet light source subassembly 30 are installed in air-inlet grille body 20, and shortwave ultraviolet light source subassembly 30 can produce the shortwave ultraviolet ray that is used for shining filter screen 10 to disinfect to filter screen 10.

The utility model provides an air inlet grille of air purifier, through installing shortwave ultraviolet light source subassembly 30 on air inlet grille body 20, the surface of filter screen 10 can directly be shone to the shortwave ultraviolet ray of production, is provided with shortwave ultraviolet light source subassembly 30 on air inlet grille body 20, and the shortwave ultraviolet ray that shortwave ultraviolet light source subassembly 30 produced can directly shine filter screen 10, disinfects to the surface of filter screen 10 high-efficient, makes the surface of filter screen 10 can not breed the bacterium basically, thereby avoids producing the peculiar smell; compared with the prior art, the air inlet grille of the air purifier of the utility model omits the photocatalytic structures such as photocatalyst net, so that the whole structure is simpler and the economic cost is lower; in addition, there is the problem that catalytic efficiency is low in the photocatalysis link for using among the prior art, the utility model provides a shortwave ultraviolet ray direct irradiation filter screen surface disinfects by force, is showing the reliability that has improved bactericidal efficiency and sterilization effect.

As shown in fig. 3-4, in some embodiments of the present invention, the short wave UltraViolet light source component includes a UV (UltraViolet) -LED (light-emitting diode) lamp set 31, the UV-LED lamp set 31 is installed on the air inlet grille body 20, and the light emitting direction of the UV-LED lamp set 31 faces the filter screen 10. Wherein, the ultraviolet ray of C wave band emitted by the UV-LED lamp set 31 is also called UVC short wave ultraviolet ray, wherein the ultraviolet ray of about 253.7nm wave band is easily absorbed by the DNA of the microorganism such as bacteria, etc., and the DNA (deoxyribonucleic acid) structure is damaged, so that the microorganism such as bacteria, etc. is dead immediately or can not propagate the offspring, thereby achieving the purpose of sterilization.

As shown in fig. 3-4, in some embodiments of the present invention, the air inlet grille body 20 is provided with a mounting groove 21 for mounting the short wave ultraviolet light source assembly, and the UV-LED lamp set 31 is mounted in the mounting groove 21; the short wave ultraviolet light source assembly further comprises a lamp shade 32, and the lamp shade is installed in the installation groove 21 from the second side of the air inlet grille body 20. The lampshade 32 is arranged on the outer side of the UV-LED lamp set 31 and used for protecting the UV-LED lamp set 31 from being damaged by external force; the advantages of using a mounting slot to mount the assembly 30 are: on one hand, the groove body structure can play a role in protection, and ultraviolet rays generated inside are prevented from scattering around to hurt people; on the other hand, the opening of the groove structure can guide the ultraviolet rays generated by the UV-LED lamp set 31 conveniently, so that the generated ultraviolet rays are guided to the surface of the filter screen 10 to the maximum extent, and the sterilization efficiency is improved.

In some embodiments of the present invention, one of the lamp cover 32 and the mounting groove 21 is provided with a clamping groove and the other of the lamp cover 32 and the mounting groove 21 is provided with a buckle, and the lamp cover 32 and the mounting groove 21 are connected by the clamping groove and the buckle. As shown in fig. 3 to 4, a clamping groove 211 is disposed at an edge of the mounting groove 21, a buckle 321 capable of being matched with the clamping groove 211 is disposed on the lamp shade 32, the mounting groove 21 and the lamp shade 32 are clamped by the clamping groove 211 and the buckle 321, the mounting groove 21 and the lamp shade 32 are clamped by the matching of the clamping groove 211 and the buckle 321, and the clamping manner can facilitate the detachment or replacement of the lamp shade 32 and the UV-LED lamp set 31. It will be readily understood that the clip may alternatively be formed on the mounting groove 21 and the slot may alternatively be formed on the lamp housing 32.

In some embodiments of the present invention, a light guide mechanism (not shown in the figure) is further disposed on the air inlet grille body 20, the light guide mechanism is disposed at a certain inclination angle with the bottom surface of the mounting groove 21, and the light guide mechanism can guide the short wave ultraviolet rays generated by the short wave ultraviolet light source assembly 30 to the surface of the filter screen 10. The light guide mechanism can further facilitate the guide of the ultraviolet rays generated by the UV-LED lamp group 31, so that the generated ultraviolet rays are guided to the surface of the filter screen 10 to the maximum extent, and the sterilization efficiency is improved; on the other hand, also can further play the guard action, through the region of limiting inside ultraviolet ray that produces to external spread, can prevent shortwave ultraviolet ray radiates to the people, effectively avoids the ultraviolet ray to injure the people because of the scattering to play the guard action.

As shown in fig. 3, in some embodiments of the present invention, the short wave ultraviolet light source assembly 30 further includes a light source contact head 33 installed on the air intake grid plate body, the light source contact head 33 is electrically connected to the UV-LED lamp set 31 through a wire, and the light source contact head 33 is used for contacting with a whole machine contact head (not shown in the figure) of the air purifier, so as to connect the UV-LED lamp set 31 to a whole machine circuit of the air purifier. Specifically, the air intake grille body 20 is further provided with a contact head retaining structure (not shown in the figure), and the contact head retaining structure can retain the connection between the light source contact head 33 and the complete machine contact head or release the connection between the light source contact head and the complete machine contact head. Furthermore, the contact head holding structure can adopt a clamping structure such as a locking screw, a pressing block and the like. Adopt above-mentioned structural design's benefit lie in being convenient for realize disconnection at any time and contact between the contact head, also be convenient for demolish or the repacking of air-inlet grille body 20, particularly, install above the whole quick-witted subassembly of air purifier when air-inlet grille, light source contact head 33 can contact with air purifier's whole machine contact head, thereby the power switch-on, when the user pressed the ultraviolet lamp button, shortwave ultraviolet light source subassembly begins to disinfect, when air-inlet grille need demolish or change, air-inlet grille body 20 light source contact head 33 with complete machine contact head can the disconnection, thereby realize the outage.

In some embodiments of the present invention, the UV-LED lamp set 31 is a point light source or a line light source. The point light source has the advantages that the point light source can uniformly emit light to the surrounding space, so that the uniform distribution of ultraviolet rays in the whole space is realized; the linear light source has the advantages that the linear light source can uniformly emit light along a linear direction, and the ultraviolet rays are uniformly distributed in the axial equidistant space range.

As shown in fig. 3-4, in some embodiments of the present invention, the UV-LED lamp set 31 is one or more UV-LED patch lamps 311. The UV-LED patch lamp 311 is selected for the following advantages: the UV-LED surface mount lamp 311 is easy to fix and install, can be fixed on the concave-convex surface at will, each 2 LED lamps can form a loop, and the total loop length can be customized according to requirements; in addition, the UV-LED patch lamp 311 has a small volume, a rich color, and has advantages of high brightness and adjustable light emitting angle. In addition, shortwave ultraviolet light source subassembly 30 can also include multiunit UV-LED paster lamp 311, and according to the size of filter screen surface area and the size of required ultraviolet intensity, can select to set up multiunit UV-LED paster lamp 311 in the practical application to improve the ultraviolet intensity who reaches the filter screen surface, and then improve bactericidal effect.

As shown in fig. 1-4, the second aspect of the present invention also provides an air purifier, which includes the air inlet grille of the air purifier in the above embodiment. According to the utility model provides an air purifier has at least the utility model provides an air purifier's air-inlet grille's whole technological effect, no longer give unnecessary details here.

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

1. An air inlet grille of an air purifier, comprising:

the air inlet grille body is provided with a first side facing a filter screen of the air purifier and a second side deviating from the first side;

shortwave ultraviolet light source subassembly, shortwave ultraviolet light source subassembly install in the air-inlet grille body, shortwave ultraviolet light source subassembly can produce and be used for shining the shortwave ultraviolet ray of filter screen, with right the filter screen disinfects.

2. The air intake grille of an air purifier according to claim 1, wherein the short wave ultraviolet light source assembly comprises a UV-LED lamp set, the UV-LED lamp set is mounted on the air intake grille body, and the light emitting direction of the UV-LED lamp set faces the filter screen.

3. The air intake grille of an air purifier according to claim 2, wherein the air intake grille body is provided with a mounting groove for mounting the UV-LED lamp set therein; shortwave ultraviolet light source subassembly still includes the lamp shade, the lamp shade is followed the air inlet grille body the second side is packed into the mounting groove.

4. An air inlet grille of an air purifier as claimed in claim 3, wherein one of the lampshade and the mounting groove is provided with a clamping groove, the other one of the lampshade and the mounting groove is provided with a buckle, and the lampshade and the mounting groove are connected through the clamping groove and the buckle.

5. The air intake grille of an air purifier according to claim 3, wherein a light guide mechanism is further disposed on the air intake grille body, the light guide mechanism is disposed at a certain inclination angle with the bottom surface of the mounting groove, and the light guide mechanism is used for guiding the short-wave ultraviolet rays generated by the UV-LED lamp set to the surface of the filter screen.

6. The air intake grille of an air purifier of claim 2, wherein the UV light source assembly further comprises a light source contact head mounted on the air intake grille plate body, the light source contact head is electrically connected with the UV-LED lamp set through a wire, and the light source contact head is used for contacting with a complete machine contact head of the air purifier so as to connect the UV-LED lamp set into a complete machine circuit of the air purifier.

7. The air intake grille of an air purifier as claimed in claim 6, wherein the air intake grille body is further provided with a contact head retaining structure, and the contact head retaining structure can retain the connection between the light source contact head and the complete machine contact head or release the connection between the light source contact head and the complete machine contact head.

8. An air intake grille of an air purifier as claimed in any one of claims 2 to 6, wherein the UV-LED light group is a point light source or a line light source.

9. The air intake grill of an air purifier according to claim 8, wherein the UV-LED lamp group is one or more UV-LED patch lamps.

10. An air cleaner, characterized in that it comprises an air intake grille of an air cleaner according to any one of claims 1-9.