CN212491959U

CN212491959U - Modular air purification device

Info

Publication number: CN212491959U
Application number: CN202020651556.8U
Authority: CN
Inventors: 陈振光
Original assignee: Dongguan Zhenhai Electronic Technology Co ltd
Current assignee: Dongguan Zhenhai Electronic Technology Co ltd
Priority date: 2020-04-26
Filing date: 2020-04-26
Publication date: 2021-02-09
Anticipated expiration: 2030-04-26

Abstract

The utility model discloses a modular air purification device, which is provided with an air purification channel, wherein the air purification channel is provided with an air inlet and an air outlet; an ultraviolet sterilization module is arranged in the air purification channel; the two sides of the ultraviolet sterilization module are respectively provided with a group of UV LED lamp beads and a Fresnel lens; UV LED lamp pearl is from the inside irradiation of tip orientation of ultraviolet germicidal module, the fresnel lens is located the inboard of UV LED lamp pearl. It adopts UV LED lamp pearl to replace traditional ultraviolet luminotron, and the side of shining at UV LED lamp pearl sets up fresnel lens, and the pointolite that sends UV LED lamp pearl through fresnel lens extends into the area source, simultaneously, sets up in a pair of side of air purifier and forms two-way contrast for space in the whole ultraviolet sterilization module is full of the ultraviolet ray uniformly, and intensity is the same, improves sterilizing equipment to the bactericidal effect of air.

Description

Modular air purification device

Technical Field

The utility model relates to an air purification field technique especially indicates a module air purification device.

Background

With the continuous development of industry, air pollution is serious, and air deterioration phenomena such as haze and the like bring adverse effects on the health of people. In order to reduce the harm of air pollution to human body, air purifiers are becoming common household appliances in life. Air purification equipment has the defect that the structure is complicated and the degerming effect is not good. If the air purifier only passes through the physics and filters + active carbon adsorption mode, the filter effect is limited, is difficult to export comparatively clean air. The air contains not only pollution particles, but also bacteria and viruses, and only the activated carbon is used for filtering, so that only suspended matters in the air can be eliminated, and the bacteria and the viruses are difficult to effectively eliminate.

Later, the air purifier usually includes a sterilization device, and the sterilization device is installed with an ultraviolet lamp tube to sterilize the air, but this method also has certain disadvantages: the ultraviolet lamp tube has large volume and inflexible installation; the ultraviolet lamp tube has high power consumption and low sterilization efficiency.

Therefore, a new technical solution is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model discloses to the disappearance that prior art exists, its main objective is to provide a module air purification device, it adopts UV LED lamp pearl to replace traditional ultraviolet ray luminotron, set up fresnel lens in the side of shining of UV LED lamp pearl, the pointolite that sends UV LED lamp pearl through fresnel lens extends into the area source, simultaneously, set up in an air purifier's a pair of side and form two-way contrast, make the space in the whole ultraviolet sterilization module evenly be full of the ultraviolet ray, and intensity is the same, improve sterilizing effects of sterilizing equipment to the air.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a modularized air purification device is provided with an air purification channel, wherein the air purification channel is provided with an air inlet and an air outlet; an ultraviolet sterilization module is arranged in the air purification channel;

the two sides of the ultraviolet sterilization module are respectively provided with a group of UV LED lamp beads and a Fresnel lens; UV LED lamp pearl is from the inside irradiation of tip orientation of ultraviolet germicidal module, the fresnel lens is located the inboard of UV LED lamp pearl.

As a preferred scheme, the UV LED lamp beads and the Fresnel lens are respectively arranged on the left side and the right side of the ultraviolet sterilization module, and the front side and the rear side of the ultraviolet sterilization module can be used as the air inlet side and the air outlet side of the ultraviolet sterilization module.

Preferably, the fresnel lens is a flat fresnel lens.

As a preferred scheme, the air purification channel is also provided with a circulating air return module.

Preferably, the air purification channel is further provided with a filtering module.

As a preferred scheme, the filtering module, the circulating air returning module and the ultraviolet sterilization module are sequentially arranged along the direction of the air flow.

As a preferred scheme, the ultraviolet sterilization module is at least provided with two groups, and the two groups are respectively positioned at the air inlet side and the air outlet side of the circulating air return module.

Preferably, the filter module comprises filter cotton.

Preferably, the circulating air returning module comprises a blast fan.

As a preferable scheme, the modularized air purification device is arranged vertically, and each module is arranged in an up-and-down stacked mode.

Compared with the prior art, the utility model has obvious advantages and beneficial effects, concretely speaking, known from the above technical scheme, it mainly adopts UV LED lamp pearl to replace traditional ultraviolet luminotron, sets up the fresnel lens in the side of shining of UV LED lamp pearl, extends the pointolite that UV LED lamp pearl sent into the area source through the fresnel lens, simultaneously, sets up in a pair of side of air purifier and forms two-way contrast, makes the space in the whole ultraviolet sterilization module evenly full of the ultraviolet ray, and intensity is the same, improves the bactericidal effect of sterilizing equipment to the air;

secondly, the Fresnel lens and the UV LED lamp beads are used in a combined mode, so that the utilization rate of the UV LED lamp beads is improved, the number of the required UV LED lamp beads is smaller under the condition of the same sterilization effect, and the production cost is saved;

thirdly, the volume of the UV LED lamp bead is small, compared with the traditional ultraviolet light emitting tube, the UV LED lamp bead has space advantages during installation, and a small-volume sterilization module with dense ultraviolet rays can be designed;

moreover, the filtering module, the circulating return air module and the ultraviolet sterilization module of the utility model are flexibly assembled, and can be matched with different purification devices through different combinations of the filtering module, the circulating return air module and the ultraviolet sterilization module and matching of positions; and the filtering module, the circulating air returning module and the ultraviolet sterilization module are relatively simple in structure and high in practicability, and are suitable for popularization and application.

To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Drawings

Fig. 1 is a longitudinal sectional view of a first embodiment of the present invention;

FIG. 2 is a cross-sectional view of an ultraviolet sterilization module according to a first embodiment of the present invention;

FIG. 3 is a diagram illustrating the module unit assembly according to the second embodiment of the present invention;

fig. 4 is a diagram illustrating an application of a module unit assembly according to a third embodiment of the present invention.

The attached drawings indicate the following:

1. filter module 11, filter pulp

2. Circulating air return module 21 and blowing fan

3. Ultraviolet sterilization module 31, UV LED lamp pearl

32. Fresnel lens 321 and light incident surface

322. A light-emitting surface 4 and a control module.

Detailed Description

Fig. 1 to 4 are schematic diagrams showing various embodiments of the present invention.

As shown in fig. 1 and 2, a modular air purification device has an air purification channel having an air inlet and an air outlet; the air purification channel is internally provided with a filtering module 1, a circulating air returning module 2 and an ultraviolet sterilization module 3. A control module 4 is arranged in the air purification device and is used for controlling the air purification device to work; the control module is electrically connected to the circulating air return module 2 and the ultraviolet sterilization module 3. Wherein:

the filter module 1 is mainly used for filtering tiny dust in air and eliminating odor, for example, the filter module 1 includes but is not limited to a filter cotton 11, and the filter cotton 11 can filter tiny dust in air and eliminate odor.

The circulating air return module 2 comprises a blower fan 21 to provide air inlet and outlet circulating power, wherein the blower fan 21 blows air towards an air outlet and sucks air at a position corresponding to the air inlet.

The ultraviolet sterilization module 3 comprises a UV LED lamp bead 31 and a Fresnel lens 32; the fresnel lens 32 has a light incident surface 321 and a light emergent surface 322, the light incident surface 321 of the fresnel lens 32 and the UV LED lamp beads 31 are arranged on opposite sides, and the fresnel lens 32 extends a point light source emitted from the UV LED lamp beads 31 into a surface light source with the same intensity and uniform distribution, and emits the surface light source from the light emergent surface 322 of the fresnel lens 32 to sterilize air. UV LED lamp pearl 31 and fresnel lens 32 are preferred respectively to set up a set ofly in the both sides of ultraviolet sterilization module 3, form two-way correlation to the air and disinfect for be full of the ultraviolet ray in the ultraviolet sterilization module 3, and ultraviolet intensity is the same, and the distribution is even. The fresnel lens 32 is made of a quartz material or a special plastic material so that short-wave ultraviolet rays (ultraviolet rays having a wavelength of 200 to 280 nm) can pass through without loss. The fresnel lens 32 is preferably a flat square fresnel lens. Preferably, UV LED lamp pearl 31 and fresnel lens 32 are arranged respectively on the left and right sides of ultraviolet sterilization module 3, and the front and rear sides of ultraviolet sterilization module 3 can be regarded as the air inlet and outlet sides of ultraviolet sterilization module 3, so that the sterilization and purification of air are more sufficient and thorough.

As shown in fig. 3, in general, the filter module 1 is preferably disposed adjacent to the air inlet as a first step of treating the air, and the uv sterilization module 3 as a second step of treating the air; circulating return air module 2 sets up between filtration module 1 and ultraviolet sterilization module 3. Set up circulating return air module 2 between first step and second step, because the first step filters the tiny dust in having removed the air for the dust that adsorbs the fan 21 of circulating return air module 2 significantly reduces, has guaranteed the stability and the high efficiency of fan 21 long-term work.

Of course, in one air purification device, a plurality of filter modules 1 or ultraviolet sterilization modules 3 may be provided to improve the purification effect of the air purification device, or a plurality of circulating air return modules 2 or a plurality of blowing fans 21 may be provided to improve the purification rate of the air purification device. As shown in fig. 4, the ultraviolet sterilization module 3 is disposed on both the air intake side and the air exhaust side, which corresponds to performing ultraviolet sterilization twice.

In fact, for the air purification device, the aforementioned filtering module 1, the circulating air returning module 2, and the ultraviolet sterilization module 3 can be combined or expanded with more functional units at will. In the present invention, the application of the ultraviolet sterilization module 3 in the air purification device is emphasized, and other functional parts or structures of the air purification device may not be limited. Only the ultraviolet sterilization module 3 is connected to the air purification channel.

The utility model is mainly designed in such a way that UV LED lamp beads are adopted to replace the traditional ultraviolet luminotrons, Fresnel lenses are arranged on the irradiation sides of the UV LED lamp beads, point light sources emitted by the UV LED lamp beads are extended into surface light sources through the Fresnel lenses, and meanwhile, two-way contrast is formed on one pair of sides of the air purifier, so that the space in the whole ultraviolet sterilization module is uniformly filled with ultraviolet rays, the intensity is the same, and the sterilization effect of the sterilization device on the air is improved;

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims

1. A modular air purification device is characterized in that: the air purification device is provided with an air purification channel, wherein the air purification channel is provided with an air inlet and an air outlet; an ultraviolet sterilization module (3) is arranged in the air purification channel;

two sides of the ultraviolet sterilization module (3) are respectively provided with a group of UV LED lamp beads (31) and Fresnel lenses (32); UV LED lamp pearl (31) shine from the tip of ultraviolet germicidal module (3) towards inside, fresnel lens (32) are located the inboard of UV LED lamp pearl (31).

2. A modular air purification apparatus as claimed in claim 1, wherein: UV LED lamp pearl (31) and fresnel lens (32) are arranged respectively on the left and right sides of ultraviolet sterilization module (3), and the front and rear sides of ultraviolet sterilization module (3) are as the air inlet and outlet sides of ultraviolet sterilization module (3).

3. A modular air purification apparatus as claimed in claim 1, wherein: the Fresnel lens (32) is a planar Fresnel lens.

4. A modular air purification apparatus as claimed in claim 1, wherein: the air purification channel is also provided with a circulating air return module (2).

5. A modular air purification apparatus of claim 4, wherein: the air purification channel is also provided with a filtering module (1).

6. A modular air purification apparatus of claim 5, further comprising: the filtering module (1), the circulating air returning module (2) and the ultraviolet sterilization module (3) are sequentially arranged along the direction of the air flow.

7. A modular air purification apparatus of claim 4, wherein: the ultraviolet sterilization modules (3) are at least provided with two groups and are respectively positioned at the air inlet side and the air outlet side of the circulating air return module (2).

8. A modular air purification apparatus of claim 5, further comprising: the filtering module (1) comprises filtering cotton (11).

9. A modular air purification apparatus of claim 4, wherein: the circulating air return module (2) comprises a blast fan (21).

10. A modular air purification apparatus as claimed in claim 6 or 7, wherein: the modularized air purification device is vertically arranged, and each module is arranged in an up-and-down overlapping mode.