TWI770939B - UV Photocatalyst Air Purifier - Google Patents

Abstract

A UV photocatalyst air purifier, the present invention is installed at the air outlet of the air conditioner (such as air conditioner, electric fan, central air conditioner) and the power cord is connected to the plug to make the photocatalyst module operate, and the air blown by the air conditioner enters the casing. In the installation space inside, the photocatalyst module performs photocatalyst catalytic reaction, so that the photocatalyst interacts with the pollutants in the air to produce harmless water and carbon dioxide, while the organic matter in the pollutants is oxidized and dissipated into the air, and the photocatalyst module also Equipped with UV-C LED ultraviolet germicidal light, it has sterilization and antibacterial effects. Accordingly, the purpose of saving electricity, no noise and air purification can be achieved through the structure of the present invention.

Description

UV Photocatalyst Air Purifier

The present invention relates to air purification equipment, particularly a UV photocatalyst air purifier that can provide indoor and vehicle air purification and uses UV-C LED ultraviolet germicidal light for sterilization effect.

Press, due to changes in the earth's environment and air pollution in recent years, the southern part of Taiwan has been in a state of poor air quality for up to 250 days, and the air quality in the western half of the region has been maintained for a long time at normal or need attention due to the impact of terrain. grade.

Some people think that when the air quality is poor, they only need to stay in the building to breathe clean air, but they do not know that the indoor environment is small and closed, plus pet dander, oil fume, dust mites, or leftovers from interior decoration. Indoor air quality is worse than outdoor air quality; for this reason, some consumers will go to electrical appliance stores to buy air purifiers.

However, commercially available air purifiers have the following problems:

1. The current air purifier is relatively bulky and consumes a lot of electricity, resulting in extra expenditure on electricity bills for consumers.

2. Most of the current air purifiers use filters and other equipment for filtration. The aforementioned filters are disposable consumables, which cause consumers to purchase additional filters to replace; The filter is more dirty and less hygienic.

3. For consumers who are not easy to fall asleep or have sensitive hearing, the sound produced by the air purifier during operation is quite uncomfortable.

How to improve the lack of habitual structure is an issue that the relevant industry is actively solving.

The main purpose of the present invention is to provide a UV photocatalyst air purifier, which is mainly arranged at the air outlet of the air conditioner, and along with the air flow of the air conditioner, the photocatalyst reaction plate in the body can effectively degrade the toxic and harmful gases in the air, and the It can eliminate bacteria and germs in the air through the reaction of photocatalyst, and has the advantages of removing formaldehyde, deodorizing, non-toxic and harmless products.

The secondary purpose of the present invention is to provide a UV photocatalyst air purifier, which is equipped with ultraviolet germicidal light (hereinafter referred to as UVC) equipment in the body, and the UVC wavelength is between 200-280 nanometers, which can achieve sterilization effect.

Therefore, the structure of the present invention includes: a casing, a photocatalyst module, and a control board; the aforementioned casing is used for accommodating the photocatalyst module and the control board; There is an installation space, the installation space is provided with a plurality of connecting posts for providing the photocatalyst module and the control board, and the casing is provided with a through hole through which at least one plug of the control board is provided. The casing is provided with a plurality of sets of ventilation holes to provide air into the installation space, and the photocatalyst module performs the air purification function; the photocatalyst module is installed in the installation space of the casing, and the photocatalyst module includes a reaction piece and a Photocatalyst circuit board, the aforementioned reaction sheet is connected to the photocatalyst circuit board, and the photocatalyst circuit board generates light to illuminate the reaction sheet, so that the reaction sheet produces a photocatalyst catalytic reaction, the photocatalyst material is coated on the reaction sheet, and the photocatalyst material is dried in the A photocatalyst film layer is formed on the reaction sheet; A light source is arranged on the photocatalyst circuit board, and the light source generates light irradiated on the reaction sheet, thereby causing the photocatalyst film layer to generate a photocatalyst catalytic reaction to sterilize and sterilize the air. Furthermore, the photocatalyst circuit board is further provided with a UVC-LED The light source generates ultraviolet sterilization light to achieve sterilization and bacteriostatic effects; the control board is installed in the installation space of the casing, the control board is provided with a processing unit and the plug, and the processing unit of the control board is used to connect and The photocatalyst circuit board is controlled to make the photocatalyst circuit board emit light or turn off the light, and the aforementioned plug is used to connect a power cord to activate the function of the processing unit.

Through the above structure, the present invention is installed at the air outlet of the air conditioner (such as air conditioner, electric fan, central air conditioner) and the power cord is connected to the plug to make the photocatalyst module operate, and the air blown by the air conditioner enters the casing. In the installation space, the photocatalyst module performs photocatalyst catalytic reaction, so that the photocatalyst interacts with the pollutants in the air to produce harmless water and carbon dioxide, and the organic substances in the pollutants are oxidized and dissipated in the air. Accordingly, through the present invention The structure achieves the purpose of saving electricity, no noise and purifying the air.

In an embodiment of the present invention, the casing is composed of an upper cover and a lower cover, and the lower cover and the upper cover are penetrated through a plurality of screws so that the two are integrated into one.

In an embodiment of the present invention, the ventilation holes are arranged in the shape of a honeycomb to accelerate the effect of air flow.

In an embodiment of the present invention, the reaction sheet is in a convex shape, and the reaction sheet is locked integrally with the photocatalyst circuit board.

In an embodiment of the present invention, wherein the light source is a blue LED.

In an embodiment of the present invention, the UVC-LED light source generates ultraviolet germicidal light with a wavelength of 200-280 nm.

In the embodiment of the present invention, which further includes a negative ion generator, the negative ion generator is installed in the installation space of the casing, the negative ion generator is connected to and controlled by the processing unit of the control board, by Electricity is used for the negative ion generator to produce a reaction, and the air passing through the installation space produces an electrostatic reaction to reduce dust and purify the air.

10: Chassis

11: upper cover

12: Lower cover

13: Installation space

14: connecting column

15: Through hole

16: ventilation holes

20: Photocatalyst module

21: Reaction piece

211: photocatalyst film layer

22: Photocatalyst circuit board

221: light source

222: UVC-LED light source

30: Negative ion generator

31: Power cord

40: Control board

41: Plug

42: Processing unit

FIG. 1 is a perspective view of the structure of the present invention.

FIG. 2 is an exploded perspective view of the structure of the present invention.

FIG. 3 is an enlarged view of the structure of the photocatalyst module.

FIG. 4 is a schematic diagram of a photocatalyst module provided with a UVC-LED light source.

Fig. 5 is a use state diagram of the present invention.

As shown in FIG. 1 to FIG. 5 , the UV photocatalyst air purifier of the present invention includes: a casing 10 , a photocatalyst module 20 , a negative ion generator 30 , and a control board 40 .

As shown in FIGS. 1 and 2 , the aforementioned casing 10 is used for accommodating the photocatalyst module 20 , the negative ion generator 30 and the control board 40 ; as shown in FIGS. 2 and 5 , the casing 10 is a It is composed of an upper cover 11 and a lower cover 12, and the lower cover 12 and the upper cover 11 are inserted through a plurality of screws to make the two integrated into one. The interior of the casing 10 is provided with an installation space 13. The installation space 13 There are a plurality of connecting posts 14 for providing the photocatalyst module 20 , the negative ion generator 30 and the control board 40 , the casing 10 is provided with a through hole 15 , and at least one plug 41 for providing the control board 40 is assembled. , for the user to control, a plurality of groups of ventilation holes 16 are arranged on the casing 10, and the ventilation holes 16 are arranged in a honeycomb shape to provide air into the installation space 13, and the photocatalyst module 20, negative ions The generator 30 performs an air purification function.

As shown in FIG. 2 and FIG. 3 , the photocatalyst module 20 is installed in the installation space 13 of the casing 10 , and the photocatalyst module 20 includes a reaction sheet 21 and a photocatalyst circuit board 22 , and the foregoing reaction sheet 21 has a raised character. and the photocatalyst circuit board 22 is locked together, and the photocatalyst circuit board 22 generates light to illuminate the reaction sheet 21, so that the reaction sheet 21 produces a photocatalyst catalytic reaction, and the reaction sheet 21 is coated with A photocatalyst material (such as zinc oxide ZnO, titanium dioxide TiO ₂ , tin dioxide SnO ₂ , cadmium sulfide CdS, etc.) is distributed, and a photocatalyst film layer 211 is formed on the reaction sheet 21 after the photocatalyst material is dried; the photocatalyst circuit board 22 is provided with a The light source 221, the aforementioned light source 221 is basically a blue light LED. In some embodiments, a UVC-LED light source 222 can be used to enhance the reaction effect. The light source 221 generates light to illuminate the reaction sheet 21, thereby causing the photocatalyst film layer 211 to generate light. The photocatalyst catalyzes the reaction to sterilize and sterilize the air. The aforementioned UVC-LED light source 222 generates ultraviolet sterilizing light with a wavelength of 200-280 nm.

As shown in FIG. 2 , the negative ion generator 30 is installed in the installation space 13 of the casing 10 , the negative ion generator 30 is connected to a power cord 31 , and the negative ion generator 30 is connected to a processing unit 42 of the control board 40 . Connected and controlled by the electric power connected by the power cord 31, the negative ion generator 30 generates a reaction, and the air passing through the installation space 13 generates an electrostatic reaction to reduce dust and purify the air.

As shown in FIG. 2 and FIG. 5 , the control board 40 is installed in the installation space 13 of the casing 10 , the control board 40 is provided with a plug 41 and a processing unit 42 , and the processing unit 42 of the control board 40 is used for In order to connect and control the photocatalyst circuit board 22 and the negative ion generator 30, so that the photocatalyst circuit board 22 produces the function of emitting light or turning off the lights, and activates the function of the negative ion generator 30, the aforementioned plug 41 can be connected to the power cord. The function of this processing unit 42 is activated.

As shown in FIG. 5 , through the above structure, the present invention is installed at the air outlet of the air conditioner (such as air conditioner, electric fan, central air conditioner) and the power cord is connected to the plug 41 so that the photocatalyst module 20 and the negative ion generator 30 In operation, the air blown by the air conditioner enters the installation space in the cabinet 10 13. The photocatalyst module 20 performs a photocatalyst catalytic reaction, and the negative ion generator 30 dusts the pollutants in the air, so that the photocatalyst interacts with the pollutants in the air to produce harmless water and carbon dioxide, while the organic matter in the pollutants is oxidized. Dissipated in the air, according to this, the purpose of saving electricity, no noise and purifying the air can be achieved through the structure of the present invention.

To sum up, the structure of the present invention has never been seen in various books or publically used, and it sincerely meets the requirements of the invention patent application.

It needs to be stated that the above are the specific embodiments of the present invention and the technical principles used. If the changes are made according to the concept of the present invention, the functions produced by it still do not exceed the spirit covered by the description and drawings. , shall be within the scope of the present invention, and shall be stated together.

10: Chassis

11: upper cover

12: Lower cover

13: Installation space

14: connecting column

15: Through hole

16: ventilation holes

21: Reaction piece

22: Photocatalyst circuit board

30: Negative ion generator

31: Power cord

40: Control board

41: Plug

42: Processing unit

Claims (1)

A UV photocatalyst air purifier includes: a casing, a photocatalyst module, and a control board; the aforementioned casing is used to accommodate the photocatalyst module and the control board; There is an installation space, the installation space is provided with a plurality of connecting posts for providing the photocatalyst module and the control board, and the casing is provided with a through hole through which at least one plug of the control board is provided. There are several sets of ventilation holes on the shell to provide air into the installation space, and the photocatalyst module performs the air purification function. It is combined with the upper cover, and the ventilation holes are arranged in the shape of a honeycomb to accelerate the effect of air flow; the photocatalyst module is installed in the installation space of the casing, and the photocatalyst module includes a reaction piece and a photocatalyst Circuit board, the aforementioned reaction sheet is connected to the photocatalyst circuit board, and the photocatalyst circuit board generates light to illuminate the reaction sheet, so that the reaction sheet produces a photocatalyst catalytic reaction, the reaction sheet is coated with a photocatalyst material, and the photocatalyst material is dried in the A photocatalyst film layer is formed on the reaction sheet; a light source is arranged on the photocatalyst circuit board, and the light source generates light irradiated on the reaction sheet, so that the photocatalyst film layer produces a photocatalyst catalytic reaction, and the air is sterilized and sterilized. Furthermore, the photocatalyst The circuit board is further provided with a UVC-LED light source to generate ultraviolet sterilization light to achieve sterilization and bacteriostasis. The reaction sheet is in the shape of a convex shape, and the reaction sheet and the photocatalyst circuit board are locked together, and the light source is a blue LED; The UVC-LED light source generates ultraviolet germicidal light with a wavelength of 200-280 nm; the control board is installed in the installation space of the casing, the control board is provided with a processing unit and the plug, the processing unit of the control board Used to connect and control the photocatalyst circuit board, so that the photocatalyst circuit board produces the function of emitting light or turning off the light, and the aforementioned plug is used to connect a power cord to start the function of the processing unit; and a negative ion generator, the negative ion generator is installed in the casing. In the installation space, the negative ion generator is connected to and controlled by the processing unit of the control board, and the negative ion generator is supplied with electricity to produce a reaction, so that the air passing through the installation space produces an electrostatic reaction to reduce dust and purify the air; In the above structure, the present invention is installed at the air outlet of the air conditioner and the power cord is connected to the plug to make the photocatalyst module operate, and the air blown by the air conditioner enters the installation space in the casing, and the photocatalyst module performs The photocatalyst catalyzes the reaction, so that the photocatalyst film layer of the reaction sheet interacts with the pollutants in the air to produce harmless water and carbon dioxide, while the organic matter in the pollutants is oxidized and dissipated in the air. The purpose of electricity, no noise and clean air.

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