TWI763241B - Detachable UV light sterilization module - Google Patents

Abstract

A detachable ultraviolet light sterilization module, comprising a sterilization device, a first casing, and a device thereof There are first and second sterilizing ultraviolet light sources and a first electric power unit. The first sterilizing ultraviolet light source can be sterilized in a direction away from the first shell. The second shell of the air suction filter device has a second electric power unit, a filter screen, A fan with diffuse reflection material and a photocatalyst layer, the second power unit generates power from the first power unit by wireless charging, and the second shell is selectively connected with the first shell of the sterilization device. When engaged, the fan is powered by the second power After the unit obtains electricity, it operates, and the air outside the second casing enters the unit from the gas, and is filtered by the filter screen and the fan flows to the photocatalyst layer, the second sterilization ultraviolet light source irradiates the rotating fan and the inner wall of the second casing to form a diffuser. Reflected, and reflected to the outside of the first housing after being triggered by the photocatalyst layer.

Description

Detachable UV Sterilization Module

The present invention relates to a detachable ultraviolet light sterilization module, in particular to a photocatalyst sterilization module which can be used by dividing the ultraviolet light part and the photocatalyst part into two parts.

Cars have become an indispensable means of transportation for modern people when they are used for long-distance travel. And with the advancement of technology, the appearance of electronic products in the car has also sprung up everywhere. Whether it is a car host, car audio, or electronic safety devices, such as electronic tire pressure gauges, navigation or driving recorders, etc.

Since the inside of the car is a closed space, when there are many passengers, the air conditioning system in the car may not be able to keep the car clean. And, in recent years, the advancement of science and technology and the increase in the demand for industrial production conditions have also led to the gradual deterioration of air quality. Therefore, leading to the emergence of many air filtration products.

Nowadays, car-type or desktop-type air filter products are all-in-one design, although the volume is small, it is not a big problem to carry, and it is also convenient to use. However, there is still room for improvement in the use of current air filtration products. For example, products currently used for sterilization, such as photocatalysts, negative ions, ultraviolet light, plasma or ozone, are usually integrated into a single sterilization method. method is less flexible.

Therefore, in consideration of the convenience of users in use, the present invention with a novel design and effectively improving the above-mentioned defects is proposed, which discloses a novel detachable ultraviolet light sterilization module, which can improve the photocatalyst triggering Sterilization effect, and through innovative separation design, will The sterilization module produces a two-division sterilization method, and its specific structure and implementation will be described in detail below.

In order to improve the problems existing in the prior art, an object of the present invention is to provide a detachable ultraviolet light sterilization module. This novel sterilization module can be used as an air filter when combined, and can be used as an air filter. When used, it can be used as a UV lamp for sterilization to improve the flexibility of use.

In addition, another object of the present invention is to provide a detachable ultraviolet light sterilization module, wherein the structure can increase the number of reflections of ultraviolet light and increase the energy of ultraviolet light reacting with the photocatalyst.

In view of the above, according to the detachable ultraviolet light sterilization module disclosed in the present invention, it includes a sterilization device and an air suction filter device. The sterilization device has a first casing and has a first sterilization ultraviolet light source, a second sterilization ultraviolet light source and a first electric energy unit. The first electric energy unit provides the first electric energy to the first sterilization ultraviolet light source, so that the first ultraviolet light is directed to the first electric energy. Sterilization is performed in a direction away from the first casing, and the surface of the first casing has a gas discharge unit. The air suction filter device has a second casing, the surface of the second casing has a gas entry unit, the second casing has a second electric power unit, a filter screen, a fan with a diffuse reflection material and a photocatalyst layer, and the second electric power unit is wirelessly connected. The charging method provides the third electrical energy to the first electrical energy unit to convert it into the first electrical energy. The second housing is selectively engaged with the first housing of the sterilization device. When engaged, the fan obtains the second electrical energy from the second electrical energy unit. Start running, so that the first gas outside the second housing enters from the gas inlet unit, and then the larger particles in the air are filtered through the filter screen to form the second gas, which flows to the photocatalyst layer through the fan. At the same time, the first sterilization ultraviolet light source will stop the irradiation, and the second sterilizing UV light source will activate and put its own first The second ultraviolet light irradiates the rotating fan and the inner wall of the second casing to form diffuse reflection, and is reflected to the photocatalyst layer for triggering, so that the second gas forms the reaction of sterilization and decomposition of organic matter, and is discharged through the gas discharge unit of the first casing. to the outside.

According to an embodiment of the present invention, the second power unit is a wireless power supply module, and the first power unit is an electrical component capable of receiving wireless power supply, which can also obtain and store power from an external power source through a line connection.

In an embodiment of the present invention, the diffuse reflection material of the fan can be formed on the surface of the fan blade by coating. Alternatively, the blades of the fan are made of diffuse reflection material. And the filter is an electrostatic filter.

Furthermore, according to an embodiment of the present invention, the second ultraviolet light of the second sterilizing ultraviolet light source is ultraviolet A (UVA) or blue light of a blue LED, and the first ultraviolet light of the first sterilizing ultraviolet light source is ultraviolet C (UVC).

Furthermore, according to another embodiment of the present invention, the second casing is engaged with the first casing by magnetic attraction and forms an electrical connection.

Moreover, the sterilization device or the air suction filter device according to the present invention further includes an air sensor, which can detect the cleanliness of the outside air.

Finally, the air extraction and filtering device according to the present invention is arranged in a traffic vehicle, and the second electrical energy unit can obtain electrical energy from the traffic vehicle.

The following is further described in detail by means of specific embodiments in conjunction with the attached drawings, so as to make it easier to understand the purpose, technical content, characteristics and effects of the present invention.

10: Detachable UV sterilization module

10': Detachable UV sterilization module

12: Sterilization device

121: The first shell

122a: The first sterilizing UV light source

122b: Second Sterilization UV Light Source

123: The first electrical energy unit

124: Gas discharge unit

125: Connector

14: Exhaust filter device

141: Second shell

142: Gas entering unit

142’: Gas entering unit

143: Second power unit

143': Second power unit

144: Filter

144': Filter

145: Fan

146: Photocatalyst layer

16: Magnetic component group

26: Air sensor

28: Diffuse coating

30: switch

UV1: first ultraviolet light

UV2: Second UV light

The first figure is a schematic diagram of the detachable ultraviolet sterilization module of the present invention when it is separated.

The second figure is a schematic diagram of the structure of the sterilization device in the present invention.

The third figure is a schematic diagram of the structure of the air suction filter device in the present invention.

The fourth figure is a schematic structural diagram of the detachable ultraviolet sterilization module of the present invention when combined.

The fifth figure is a schematic diagram of forming diffuse reflection in the present invention.

The sixth figure is a schematic diagram of the sterilization device used alone in the present invention.

Figure 7 is a schematic structural diagram of another embodiment of the present invention when the detachable ultraviolet light sterilization modules are combined.

Figure 8 is a schematic structural diagram of another embodiment of the detachable ultraviolet light sterilization module of the present invention.

The above description about the content of the present invention and the following embodiments are used to demonstrate and explain the spirit and principle of the present invention, and provide further explanation of the scope of the patent application of the present invention. With regard to the features, implementations and effects of the present invention, preferred embodiments are described in detail as follows in conjunction with the drawings.

In order to improve the use effect of the existing sterilization products, the inventor of the present invention proposes a detachable ultraviolet light sterilization module, which can be used in the car environment or personal space, and can be disassembled when the user wants to leave , the sterilization device with the sterilizing ultraviolet light source is used alone to improve the flexibility of use.

First of all, please refer to the first, second and third figures of the present invention, which are the structural description of a detachable ultraviolet light sterilization module according to an embodiment of the present invention, a detachable ultraviolet sterilization module. The external light sterilization module 10 includes a sterilization device 12 and an air suction filter device 14. The air suction filter device 14 can be installed in a vehicle such as a vehicle. The sterilization device 12 has a first housing 121, and it has a first sterilization ultraviolet light source 122a, a second sterilization ultraviolet light source 122b, and a first power unit 123. The present invention does not limit the first sterilization ultraviolet light source 122a, the second sterilization ultraviolet light source 122a, the second Where should the sterilization ultraviolet light source 122b and the first power unit 123 be installed in the casing, but the first sterilization ultraviolet light source 122a and the second sterilization ultraviolet light source 122b are disposed on the surface of the first casing 121, such as the bottom of the first casing 121 On the surface, the first power unit 123 is electrically connected to the first sterilization ultraviolet light source 122a and the second sterilization ultraviolet light source 122b. The surface of the first housing 121 has a gas discharge unit 124. The unit 124 can be a plurality of holes to communicate the inside and the outside of the first casing 121. The present invention does not limit the shape of the first casing 121, and can be a cylinder or a square as in this embodiment, and the gas is discharged Which side of the first housing 121 the unit 124 is to be arranged on may also be determined according to the user's design.

Continuing from the previous section, the air suction filter device 14 has a second casing 141 , a gas inlet unit 142 is formed on the surface of the second casing 141 , and the second casing 141 has a second electric power unit 143 , a filter screen 144 , a The fan 145 with diffuse reflection material and a photocatalyst layer 146, the photocatalyst layer 146 can be of visible light type or invisible light type, the blades of the fan 145 are made of diffuse reflection material, or the diffuse reflection material of the fan 145 can be made of diffuse reflection material. The coating method is formed on the surface of the blade of the fan 145, and the second power unit 143 is electrically connected to the fan 145. In this embodiment, the second power unit 143 is a wireless power supply module, because the air extraction filter device 14 is installed in the vehicle In terms of power source (not shown in the figure), the second power unit 143 may be powered by the power of the car, and the first power unit 123 may be an electrical component that receives wireless power. In the present invention, the gas inlet unit 142 can also be similar to the gas outlet unit 124 , and is a plurality of holes for communicating with the second casing 141 It does not restrict which side of the second housing 141 the gas entry unit 142 is to be arranged on. In addition, in the present invention, the filter screen 144 is disposed between the gas inlet unit 142 and the fan 145, and the filter screen 144 can be an electrostatic filter screen, which can absorb impurities through electrostatic effect.

Next, after explaining the structure of the present invention, the operation mode of the present invention will be further described in detail, please refer to the fourth figure of the present invention, and please refer to the first, second and third figures of the present invention at the same time. The second casing 141 of the air suction filter device 14 of the present invention can selectively engage with the first casing 121 of the sterilization device 12. Here, the behavior of the joint is described. The second casing 141 can pass through the magnetic field. The suction method is engaged with the first shell 121, and the second shell 141 can also be electrically connected with the first shell 121. The second shell 141 can be provided with a number of numbers on the joint position corresponding to the first shell 121. Each magnetic element group 16, for example, each group of magnetic element groups 16 can have a plurality of positive and negative electrical connectors, so that after the electrical connection, in addition to the wireless power supply method, there is another selection method, but The present invention is not limited to this joint.

Continuing from the description in the previous paragraph, when the first casing 121 and the second casing 141 are engaged, the fan 145 will start to operate after obtaining the second electric power from the second electric power unit 143 , so that the first gas outside the second casing 141 can be The gas enters from the gas inlet unit 142 , and then the larger particles in the air are filtered through the filter screen 144 to form a second gas, which flows to the photocatalyst layer 146 through the fan 145 . At the same time, the second power unit 143 can provide power to the first power unit 123 by means of wireless power supply, and the first power unit 123 can store power, and then provide the first power to the second sterilizing ultraviolet light source 122b, and also The first sterilizing ultraviolet light source 122a will stop irradiating, and the first electric energy unit 123 in this embodiment may have a microcontroller (Microcontroller Unit, MCU) to control the conversion of electric energy, thereby selectively allowing the first sterilizing ultraviolet light source 122a and the second sterilizing ultraviolet light source 122b are turned on or off. At this time, please refer to the fifth figure of the present invention at the same time, after the second sterilizing ultraviolet light source 122b obtains electric energy, The second ultraviolet light UV2 will be irradiated to the rotating fan 145 to form diffuse reflection, and reflected to the photocatalyst layer 146, so as to sterilize and decompose the organic matter of the second gas formed by the fan 145. After the reaction of sterilizing and decomposing organic substances, the second gas will be discharged to the outside of the first casing 121 through the gas discharge unit 124 of the first casing 121 to achieve the purpose of air purification.

Because the sterilization device of the present invention is not intended to be completely connected to the suction filter device, please refer to the sixth figure of the present invention, the user can use the sterilization device 12 alone. For example, when the user wants to leave the vehicle, the sterilization device can be 12. Take it out and use it by hand, and use its first sterilizing ultraviolet light source 122a for sterilization, and use the first ultraviolet light UV1 in the first sterilizing ultraviolet light source 122a to illuminate the direction away from the first housing 121, so that the irradiated place, Can kill bacteria. Therefore, the sterilization device 12 can also obtain electrical energy from an external power source and store it through a circuit connection. For example, the sterilization device 12 can be equipped with a connector 125 such as a Type C, which is electrically connected to the first electric energy unit in the sterilization device 12. In addition, when connected, it can also be used as one end of power transmission, and it is not completely necessary to use wireless charging, but the present invention does not limit the invention to the embodiment of this connector. In addition, a switch 30 can be added to the first housing 121, and the switch 30 can be electrically connected to the actions of the first sterilization ultraviolet light source 122a and the second sterilization ultraviolet light source 122b, for example, to control which light sources need to be turned on or off, and can also make The user sets the usage situation.

The first and second sterilization ultraviolet light sources of the present invention are used for sterilization, wherein the first ultraviolet light of the first sterilization ultraviolet light source can be ultraviolet C (UVC), which is mainly used for exposure sterilization. The second ultraviolet light of the second sterilizing ultraviolet light source can be ultraviolet A (UVA) or blue light of blue LED, which is mainly used to trigger the action of photocatalyst, which can sterilize and decompose organic substances, or can be used as an indicator light. The present invention does not limit the number of these first and second sterilizing ultraviolet light sources, for example, it can be three, One of the first sterilizing UV light source and two second sterilizing UV light sources, or a total of four or six, etc., can be designed according to user needs. It is mainly used for close-up use, the first ultraviolet light can destroy germs such as Escherichia coli, Shigella, Staphylococcus, cold virus, Pneumococcus, etc. It is very convenient for users to carry on the body, and the volume can be the same as the general car air. Filter half.

Next, the present invention provides another embodiment to further illustrate how to improve the reaction between the ultraviolet light and the photocatalyst in this case. Referring to FIG. 7 of the present invention, the photocatalyst layer 146 is located in the area of the second casing 141 , and the sidewall surface of the second casing 141 in this area is the diffuse reflection coating 28 , for example, on the second casing 141 . The surface of the side wall is coated with a layer of polytetrafluoroethylene (PTFE), a Teflon-modified structure, which can be the surface of rough and bright particles, or even the side wall can be used as a mirror-polished aluminum shell. When the second ultraviolet light UV2 is irradiated to the fan 245 to form diffuse reflection, and then reflected to the photocatalyst layer 146, more reflections are performed on the diffuse reflection coating 28 to increase the number of reflections of the ultraviolet light on the photocatalyst layer 146, and improve the Trigger redox to achieve sterilization effect to increase UV effect three to four times. Except for the newly added diffuse reflection coating 28 , other structures and operation methods of this embodiment are the same as those of the previous embodiment, and will not be repeated here.

Furthermore, please refer to FIG. 7 at the same time, the sterilization device 12 or the air suction filter device 14 of the present invention may also include an air sensor 26, which is mainly used when the sterilization device 12 or the air suction filter device 14 is engaged. It is not limited where it is installed. This embodiment is first described by taking the sterilization device 12 as an example, and the air sensor 26 can be displayed by means of a touch display panel, and can also replace the one in the previous embodiment. The switch combines the action function of the switch in the air sensor 26. The air sensor 26 can detect the air cleanliness outside the detachable ultraviolet light sterilization module 10, for example, can detect suspended particles such as PM2. User control also needs to be turned on How long do the first and second sterilizing ultraviolet light sources 222 last. Or, if the user wants to combine other control devices and the air sensor 26, he can control the operation of the detachable ultraviolet light sterilization module 10 of the present invention in an automated manner.

Furthermore, after explaining the above-mentioned structure and operation mode of the present invention, another structure of the present invention is provided. Please refer to the eighth figure of the present invention, the detachable ultraviolet light sterilization module 10 ′ of the present invention and the above-mentioned structure. The difference is that the gas inlet unit 142' can be arranged at the bottom of the second housing 141, and the filter 144' can be arranged in the hole of the gas inlet unit 142', and is also located between the gas inlet unit 142' and the fan 145. between. Because the positions of some components are changed, and the position of the second power unit 143' is also changed, but the electrical connection relationship is not affected, another selection method is provided, but its structure and operation method are the same as the above-mentioned embodiment. The present invention is not limited by this.

The present invention can improve the conventional integrated design, and can provide more sterilization methods and be more flexible in use. For use in small personal spaces such as vehicles, because it can be separated, the sterilization device that provides ultraviolet light is smaller and lighter, and it is more convenient to carry and use at any time. In addition, when the present invention is used in the wireless charging mode, more than one sterilization device can be added above, for example, if space permits, there can be two or three sterilization devices stacked on the suction filter device, And through wireless transmission, or an electrical connection relationship can also be generated during connection, thereby supplying electrical energy.

The above-mentioned embodiments are only to illustrate the technical ideas and characteristics of the present invention, and the purpose is to enable those who are familiar with the art to understand the content of the present invention and implement it accordingly. It should not be used to limit the patent scope of the present invention. That is, all equivalent changes or modifications made according to the spirit disclosed in the present invention should still be covered within the patent scope of the present invention.

10: Detachable UV sterilization module

12: Sterilization device

121: The first shell

122a: The first sterilizing UV light source

122b: Second Sterilization UV Light Source

124: Gas discharge unit

14: Exhaust filter device

141: Second shell

142: Gas entering unit

146: Photocatalyst layer

16: Magnetic component group

Claims (10)

A detachable ultraviolet light sterilization module, which comprises: a sterilization device, which has a first shell and has a first sterilization ultraviolet light source, a second sterilization ultraviolet light source and a first power unit, the first sterilization ultraviolet light source An electric energy unit provides first electric energy to the first sterilization ultraviolet light source and the second sterilization ultraviolet light source, the first sterilization ultraviolet light source and the second sterilization ultraviolet light source are arranged on the surface of the first casing, and the first sterilization ultraviolet light source The light source sterilizes its first ultraviolet light in a direction away from the first shell, and the surface of the first shell has a gas discharge unit; and an air suction filter device has a second shell, the There is a gas inlet unit on the surface of the second shell, a second power unit, a filter, a fan with diffuse reflection material and a photocatalyst layer in the second shell, the second power unit is provided by wireless charging The third electrical energy is transferred to the first electrical energy unit for conversion into the first electrical energy, the second housing system is selectively engaged with the first housing of the sterilization apparatus, and when engaged, the fan is obtained from the second electrical energy unit After the second electric energy, it starts to run, so that the first gas outside the second casing enters from the gas inlet unit, and then the larger particles in the air are filtered through the filter screen to form a second gas, and the fan flows to the photocatalyst layer, at the same time, the first sterilizing ultraviolet light source will stop irradiating, and the second sterilizing ultraviolet light source will be activated, and its second ultraviolet light will be irradiated to the rotating fan and the inner wall surface of the second casing to form Diffuse reflection, and is triggered by the photocatalyst layer, so that after the second gas forms a reaction of sterilizing and decomposing organic matter, it is discharged to the outside through the gas discharge unit of the first casing. The detachable ultraviolet light sterilization module according to claim 1, wherein the second power unit is a wireless power supply module, the first power unit is an electrical component that can accept wireless power supply, and can also be powered through a circuit The connection method obtains electrical energy from an external power source and stores it. The detachable ultraviolet light sterilization module as claimed in claim 1, wherein the photocatalyst layer is located in the area of the second casing, and the side wall surface of the second casing in this area is a diffuse reflection coating. The ultraviolet light source irradiates the inner wall surface of the second casing and the fan to form the diffuse reflection, and when it is reflected to the photocatalyst layer, it will also perform multiple diffuse reflections between the diffuse reflection coatings to improve the effect of the ultraviolet light on the photocatalyst. The number of reflections of the layer. The detachable ultraviolet light sterilization module according to claim 1, wherein the diffuse reflection material of the fan can be formed on the surface of the fan blade by coating. The detachable ultraviolet light sterilization module according to claim 1, wherein the blades of the fan are made of the diffuse reflection material. The detachable ultraviolet light sterilization module according to claim 1, wherein the second ultraviolet light of the second sterilization ultraviolet light source is ultraviolet A (UVA) or blue light of a blue light LED, and the first sterilization ultraviolet light source The first ultraviolet light is ultraviolet C (UVC). The detachable ultraviolet light sterilization module as claimed in claim 1, wherein the second casing is engaged with and electrically connected to the first casing by means of magnetic attraction. The detachable ultraviolet light sterilization module according to claim 1, wherein the filter screen is an electrostatic filter screen. The detachable ultraviolet light sterilization module according to claim 1, wherein the sterilization device or the air suction filter device further comprises an air sensor, which can detect the cleanliness of the outside air. The detachable ultraviolet light sterilization module according to claim 1, wherein the air extraction and filter device is arranged in a transportation vehicle, and the second electric power unit can obtain electric energy from the transportation vehicle.

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