CN215675673U

CN215675673U - Air sterilizing device

Info

Publication number: CN215675673U
Application number: CN202121904333.9U
Authority: CN
Inventors: 徐远炬; 邓华球
Original assignee: Kongjing Vision Intelligent Technology Co ltd
Current assignee: Kongjing Vision Intelligent Technology Co ltd
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2022-01-28
Anticipated expiration: 2031-08-13

Abstract

The utility model relates to the technical field of air purification, and discloses an air sterilization device, which comprises: a housing having a hollow channel; the connecting plates are arranged in the channel and extend along the extending direction of the channel, and any two adjacent connecting plates are arranged at intervals; each connecting plate is provided with a UVA ultraviolet light source and a UVC ultraviolet light source; the optical touch media are arranged between two adjacent connecting plates, and the optical touch media and the connecting plates are arranged at intervals relatively; and UVA ultraviolet light sources on two adjacent connecting plates respectively irradiate two sides of the photo-touch medium. The connecting plates and the optical touch medium are arranged at intervals, so that the bacteria-carrying gas entering from the channel is divided into a plurality of gas flows by the connecting plates and the optical touch medium, the contact area of the gas and the optical touch medium is effectively increased, and the sterilization efficiency and the sterilization effect are improved.

Description

Air sterilizing device

Technical Field

The utility model relates to the technical field of air purification, in particular to an air sterilization device.

Background

The kitchen waste can emit unpleasant gas into the air, and meanwhile, the gas can carry bacteria into the indoor air, which causes certain harm to human health. In the prior art, the food or kitchen garbage is generally sterilized physically by using an ultraviolet lamp tube, and the principle is that mercury atoms in the ultraviolet lamp tube are excited to form low-pressure mercury vapor, and the low-pressure mercury vapor mainly generates ultraviolet rays of 254nm and 185nm for physical sterilization. However, the above sterilization using the ultraviolet lamp has the following disadvantages: (1) the generated 185nm ultraviolet rays are easy to produce ozone, and influence the health of users; (2) the power loss is high, the sterilization energy efficiency is low, the reaction speed is low, and a long time is needed for forming low-pressure mercury vapor; (3) the mercury energy decay is fast, the average service life is 1000-1500 hours, and the service life is short.

Therefore, the existing partial air sterilization device adopts the combination of an ultraviolet light source and a photocatalyst to improve the air sterilization effect, and simultaneously solves the defects of the ultraviolet lamp tube. However, the conventional air sterilizer has a low utilization rate of the ultraviolet light source and the photocatalyst, and the sterilizing effect is still not good.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an air sterilization device, which can improve the utilization rate of an ultraviolet light source and a photocatalyst so as to improve the sterilization effect.

In order to achieve the above object, the present invention provides an air sterilizing apparatus comprising:

a housing having a hollow channel;

the connecting plates are arranged in the channel and extend along the extending direction of the channel, and any two adjacent connecting plates are arranged at intervals; each connecting plate is provided with a UVA ultraviolet light source and a UVC ultraviolet light source; and

the optical contact media are arranged between two adjacent connecting plates, and the optical contact media and the connecting plates are arranged at intervals relatively;

and UVA ultraviolet light sources on two adjacent connecting plates respectively irradiate two sides of the photo-touch medium.

In some embodiments, the optical touch device comprises a plurality of optical touch media, and the plurality of optical touch media are respectively arranged between two adjacent connecting plates.

In some embodiments, two connecting plates are disposed between two adjacent photo-contact media, and the sides of the two connecting plates facing away from the photo-contact media are connected by a connecting column.

In some embodiments, a plurality of connecting columns are included, and the connecting columns are sequentially arranged at intervals along the extending direction of the channel.

In some embodiments, the UVA ultraviolet light source is a plurality of UVA LED light beads and the UVC ultraviolet light source is a plurality of UVC LED light beads.

In some embodiments, the plurality of UVA LED beads and the plurality of UVC LED beads are uniformly distributed on a side of the connecting plate facing the photo-contact medium.

In some embodiments, the device further comprises two fixing pieces arranged at intervals, and the two fixing pieces are respectively fixedly connected with the inner wall of the channel;

the two ends of the optical touch medium are respectively connected with the two fixing pieces, and the two ends of the connecting plate are respectively connected with the two fixing pieces.

In some embodiments, the connecting plate is an aluminum substrate.

In some embodiments, the photo-contact medium has a square plate shape.

In some embodiments, the housing further comprises a control circuit board disposed on an outer wall of the housing.

Compared with the prior art, the air sterilization device has the beneficial effects that:

the ultraviolet light source can release ultraviolet light with the wavelength of 200-275 nm, and the ultraviolet light source has a strong sterilization effect; the ultraviolet light with the wavelength of 320-420 nm released by the UVA ultraviolet light source can activate the catalytic action of the photocatalyst, generate substances with strong oxidizing property (such as hydroxyl free radicals, oxygen and the like), have strong catalytic degradation function, effectively kill various bacteria, decompose and harmlessly treat toxins released by the bacteria or fungi. Meanwhile, the two ultraviolet light sources do not generate ozone, so that the health and safety of a user are ensured.

In addition, the connecting plates and the optical touch media are arranged at intervals, so that the bacteria-carrying gas entering from the channel is divided into a plurality of air flows by the connecting plates and the optical touch media, the contact area of the gas and the optical touch media is effectively increased to thoroughly kill bacteria or fungi in the gas, and meanwhile, the UVC ultraviolet light sources on the connecting plates respectively sterilize the plurality of air flows, so that the sterilization efficiency and the sterilization effect are effectively improved, the utilization rate of the ultraviolet light sources and the photocatalyst is improved, and the sterilization effect is greatly improved.

Drawings

FIG. 1 is a schematic structural view of an air sterilizer according to some embodiments of the present invention, in which arrows indicate the flow direction of air;

FIG. 2 is a schematic structural view of a connection plate according to some embodiments of the present invention;

in the figure, the position of the upper end of the main shaft,

1. a housing; 11. a channel; 2. a connecting plate; 3. a UVA ultraviolet light source; 31. UVA LED lamp beads; 4. a UVC ultraviolet light source; 41. UVC LED lamp beads; 5. a photo-touch medium; 6. connecting columns; 7. a fixing member; 8. and a control circuit board.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Referring to fig. 1-2, fig. 1 is a schematic structural diagram of an air sterilizer according to some embodiments of the present invention; FIG. 2 is a schematic structural view of a connection plate according to some embodiments of the present invention. Specifically, the air sterilization device of the utility model comprises a shell 1, a connecting plate 2 and a light contact medium 5, wherein the shell 1 is provided with a hollow channel 11; the number of the connecting plates 2 is multiple, the connecting plates 2 are arranged in the channel 11 and extend along the extending direction of the channel 11, and any two adjacent connecting plates 2 are arranged at intervals; each connecting plate 2 is provided with a UVA ultraviolet light source 3 and a UVC ultraviolet light source 4; the optical contact media 5 are arranged between two adjacent connecting plates 2, and the optical contact media 5 and the connecting plates 2 are arranged at intervals; wherein, UVA ultraviolet light source 3 on two adjacent connecting plates 2 respectively irradiates both sides of the photo-touch medium 5.

It can be understood that the UVC ultraviolet light source 4 can release ultraviolet light with the wavelength of 200-275 nm, and has strong sterilization and disinfection effects; the ultraviolet light with the wavelength of 320-420 nm released by the UVA ultraviolet light source 3 can activate the catalytic action of the photocatalyst 5 to generate substances with strong oxidizing property (such as hydroxyl free radicals, oxygen and the like), has strong catalytic degradation function, effectively kills various bacteria, and decomposes and harmlessly treats toxins released by the bacteria or fungi. Meanwhile, the two ultraviolet light sources do not generate ozone, so that the health and safety of a user are ensured.

As shown in fig. 1, the hollow channel 11 is specifically a channel 11, two ends of which respectively penetrate through two ends of the housing 1, and bacteria-carrying gas enters from a first end of the channel 11 and then is sent out from a second end of the channel 11, so as to achieve the purpose of sterilizing and disinfecting the gas.

Based on the technical scheme, the connecting plates 2 and the photo-touch media 5 are arranged at intervals, so that bacteria-carrying gas entering from the channel 11 is divided into a plurality of air flows by the connecting plates 2 and the photo-touch media 5, the contact area of the gas and the photo-touch media 5 is effectively increased to thoroughly kill bacteria or fungi in the gas, and meanwhile, the UVC ultraviolet light sources 4 on the connecting plates 2 respectively sterilize the plurality of air flows, so that the sterilization efficiency and the sterilization effect are effectively improved, the utilization rate of the ultraviolet light sources and the photo-catalyst is improved, and the sterilization effect is greatly improved.

In some embodiments, as shown in fig. 1, the number of optical contact media 5 is multiple, and multiple optical contact media 5 are respectively disposed between two adjacent connection boards 2. It is understood that the photo-contact medium 5 of the present embodiment is made of N-type semiconductor material, such as TiO2, ZrO2, ZnO, CdS, WO3, Fe2O3, PbS, SnO2, ZnS, SrTiO3, SiO2, etc., and can generate substances with strong oxidizing property (such as hydroxyl radicals, oxygen, etc.) under light irradiation, and can be used for decomposing organic compounds, partially inorganic compounds, bacteria, viruses, etc. Therefore, in order to further improve the sterilization effect and sterilization efficiency of the bacteria-carrying gas in the channel 11, the present embodiment uses a plurality of photo-touch media 5 to divide the gas into a plurality of gas flows, so as to effectively increase the contact area with the gas, and improve the sterilization effect and sterilization efficiency by using a plurality of photo-touch media 5.

In some embodiments, as shown in fig. 1, since the lateral surfaces of two adjacent photo-contact media 5 are irradiated by the UVA ultraviolet light source 3 on the connecting plate 2, two connecting plates 2 are disposed between two adjacent photo-contact media 5, and the sides of the two connecting plates 2 opposite to the photo-contact media 5 are connected by the connecting column 6, so as to unify the structure of the connecting plates 2 to facilitate mass production and assembly. In addition, because gaseous sterilizing effect through the clearance between two connecting plates 2 is relatively poor, consequently adopt spliced pole 6 to connect two connecting plates 2 in order to reduce the clearance, optimize the space utilization in the passageway 11 to set up more light and touch media 5 in order to improve sterilizing effect.

The connecting column 6 may be made of copper or aluminum, and the like, which is not limited herein. For example, in some embodiments, the number of the connecting columns 6 is multiple, and the connecting columns 6 are sequentially arranged at intervals along the extending direction of the channel 11, so as to improve the firmness between the two connecting plates 2.

In some embodiments, as shown in fig. 2, UVA ultraviolet light source 3 is a plurality of UVA LED light beads 31 and UVC ultraviolet light source 4 is a plurality of UVC LED light beads 41. A plurality of UVA LED lamp pearls 31 and a plurality of UVC LED lamp pearl 41 evenly distributed face one side of media 5 on connecting plate 2, so can make the UVC ultraviolet ray of shining on media 5 more even, make full use of each region on media 5, in order to improve bactericidal efficiency and bactericidal effect.

In the embodiment of the present invention, as shown in fig. 1, the air sterilization device further includes two fixing members 7 disposed at intervals, and the two fixing members 7 are respectively fixedly connected with the inner wall of the channel 11; the two ends of the optical touch medium 5 are respectively connected with the two fixing pieces 7, and the two ends of the connecting plate 2 are respectively connected with the two fixing pieces 7. Specifically, the two fixing pieces 7 cross over the first end and the second end of the channel 11, so that the optical contact medium 5 and the connecting plate 2 connected between the two fixing pieces 7 extend along the extending direction of the channel 11, the contact area of the optical contact medium 5 and the UVA ultraviolet light source 3 to the bacteria-laden gas is increased, and the sterilization effect is improved. For example, the fixing member 7 may be screwed or snapped or glued to the inner wall of the channel 11, which is not limited herein.

In some embodiments, the connecting board 2 is an aluminum substrate, and the aluminum substrate serves as a light conductive plate, so that the power supply can simultaneously energize the plurality of UVA LED lamp beads 31 and the plurality of UVC LED lamp beads 41 on the connecting board 2. In other embodiments, the connection board 2 may also be a copper substrate or a conductive ceramic substrate, which has strong corrosion resistance.

In some embodiments, photo-contact medium 5 has a square plate shape.

In an embodiment of the present invention, as shown in fig. 1, the air sterilization device further includes a control circuit board 8, and the control circuit board 8 is disposed on an outer wall of the housing 1, and is used for a user to control the UVA ultraviolet light source 3 and the UVC ultraviolet light source 4 on the connection board 2, which is convenient and fast.

To sum up, the embodiment of the present invention provides an air sterilization device, which separates a plurality of connection plates 2 and a photo-touch medium 5, so that a bacteria-carrying gas entering from a channel 11 is divided into a plurality of airflows by the connection plates 2 and the photo-touch medium 5, the contact area between the gas and the photo-touch medium 5 is effectively increased to thoroughly kill bacteria or fungi in the gas, and meanwhile, the plurality of airflows are sterilized by the UVC ultraviolet light sources 4 on the plurality of connection plates 2, so that the sterilization efficiency and the sterilization effect are effectively improved, the utilization rate of the ultraviolet light sources and the photo-catalyst is improved, and the sterilization effect is greatly improved.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like 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 utility model. 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.

While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. An air sterilizer, comprising:

a housing having a hollow channel;

2. The air sterilizer of claim 1, including a plurality of said photo-contact agents respectively disposed between two adjacent connection plates.

3. An air sterilizer as claimed in claim 2, wherein two connecting plates are provided between two adjacent photo-contact media, and the sides of the two connecting plates facing away from the photo-contact media are connected by connecting columns.

4. An air sterilizer as claimed in claim 3, wherein the air sterilizer includes a plurality of connecting columns, which are arranged at intervals in sequence along the extending direction of the passage.

5. The air sterilizer of claim 1, wherein the UVA ultraviolet light source is a plurality of UVA LED light beads and the UVC ultraviolet light source is a plurality of UVC LED light beads.

6. The air sterilizer of claim 5, wherein a plurality of UVA LED light beads and a plurality of UVC LED light beads are uniformly distributed on one side of the connecting plate facing the photo-touch medium.

7. An air sterilizer as claimed in any one of claims 1 to 6, further comprising two spaced apart fixing members, each of the two fixing members being fixedly connected to the inner wall of the passage;

8. An air sterilizer as claimed in any one of claims 1 to 6, wherein the connecting plate is an aluminum substrate.

9. The air sterilizer of claim 1 wherein the photocatalyst member is in the form of a rectangular plate.

10. The air sterilizer of claim 1 further comprising a control circuit board disposed on an outer wall of the housing.