TW202209038A - Computer power supply with photocatalyst air cleaning effect capable of decomposing organic compounds and harmful compounds in the outside air to achieve the effect of air purification - Google Patents

Abstract

A computer power supply with photocatalyst air cleaning effect includes: a casing, a power conversion module, a cooling fan and a photocatalyst generating module. The casing is provided with at least two ventilation surfaces. The power conversion module, the cooling fan and the photocatalyst generating module are arranged in the casing. The cooling fan is arranged on one of the ventilation surfaces and is electrically connected to the power conversion module. The photocatalyst generating module includes an ultraviolet light source electrically connected to the power conversion module, and the photocatalyst generating module is installed in the casing through a fixing frame. A nano-photocatalyst material is arranged in the irradiation direction of the ultraviolet light source to generate an active substance. Accordingly, the active substance can be discharged through the cooling fan to decompose organic compounds and harmful compounds in the outside air to achieve the effect of air purification.

Description

Computer power supply with photocatalyst air cleaning effect

This creation belongs to the field of computer power supplies, especially a computer power supply with a photocatalyst air cleaning effect, which utilizes a built-in cooling fan and a photocatalyst generating module, and when the computer is powered on, it generates a Active substances purify the air by decomposing organic compounds and harmful compounds in the air.

Press, whether it is a home computer or an industrial computer, all use a power supply as the main power source, which can convert an external power of 100Vac~230Vac into the 3.3Vdc~12Vdc required by computer equipment through setting. An internal power is used as its power supply means, but heat will also be generated during power conversion. In order to maintain the stability of its use, the power supply has a built-in cooling fan to generate heat generated by the power supply and the computer. A part of the heat is expelled to the outside. However, for many years, the power supply is still limited to only the power supply function, or the electrical connection means for power supply, such as: providing more connection port types or numbers, or increasing the number of connection ports for the power supply Adjustable air speed control function of cooling fan, etc.

However, when the cooling fan dissipates heat, the external air is sucked into the computer mainframe through the ventilation holes preset on the power supply or the computer mainframe, and the air flows through the mainboard, hard disk, central processing unit ( CPU) and optical disc drive and other accessories, and finally through the built-in cooling fan of the power supply to exhaust the computer host. In this way, although the heat dissipation effect is achieved, some dust in the computer host is also exhausted. As a result, the air around the computer host is also relatively poor, and the computer host is located near the operator, which is relatively a source of pollution.

In recent years, various respiratory diseases have been caused by air quality, and photocatalyst air cleaning device is a common air cleaning method, which uses ultraviolet light to irradiate a photocatalyst material (TiO ₂ ) to generate an active substance, which includes The active mono-superoxide (O ₂ ^- ) and mono-hydroxyl (OH ^- ), under the strong oxidation of the active substances, decompose the attached dirt and organic substances into water and carbon dioxide to achieve clean air and disinfection. and other functions, the current practice is to make the photocatalyst material on one of the carriers such as metal sheet, glass sheet or plastic. After being excited by ultraviolet light, the active material must be dispersed through the air fluid, so it also needs a wind power to generate The device scatters it outwards, increasing its purifying effect.

In view of this, the creator has accumulated many years of experience and technology in designing power supplies, combined two completely different technologies, and created a computer power supply with photocatalyst air cleaning effect. The built-in cooling fan is also equipped with the original conversion circuit to provide power to a photocatalyst generation module installed inside the power supply to generate active substances, which are discharged together with the wind of the cooling fan when the computer is running to purify the computer. The air around the host provides a fresher and more comfortable environment for the operator who operates the computer host to operate.

One purpose of this creation is to provide a computer power supply with photocatalyst air cleaning effect, so that a power conversion module, a cooling fan and a photocatalyst generating module are arranged in a casing, and the casing is provided with at least two ventilation surface, the cooling fan is arranged on the ventilation surface and is electrically connected to the power conversion module, the photocatalyst generation module is also electrically connected to the power conversion module and is located on one side of the cooling fan, when the photocatalyst generation module After an active substance is formed, it can be discharged from the casing through the cooling fan to decompose the organic compounds and harmful compounds in the outside air to achieve the effect of air purification.

In order to achieve the above-mentioned purpose, the computer power supply with photocatalyst air cleaning effect of this creation is installed in a computer host to convert an external power of 100Vac～230Vac into an internal power of 3.3Vdc～12Vdc, which includes: A casing is a rectangular cube structure with an accommodating space inside, and the casing is provided with at least two ventilation surfaces; a power conversion module is arranged in the casing, and the power conversion module is provided with a power conversion circuit board, A power input port and a plurality of power output ports, the power input port and the power output ports are all electrically connected to the power conversion circuit board, the power input port is provided on the surface of the casing for connecting the external power, and the power The output port is electrically connected to various devices of the computer host to provide the required internal power; a cooling fan is arranged on the ventilation surface and is electrically connected to the power conversion circuit board for attracting the internal power of the computer host. The hot air is exhausted through the other ventilation surface; and a photocatalyst generating module includes an ultraviolet light source, a nano-photocatalyst material and a fixing frame, the ultraviolet light source is electrically connected to the power conversion circuit board, and passes through the fixing frame. Installed in the accommodating space, so that the ultraviolet light source will not contact the power conversion circuit board, use the ultraviolet light source to directly irradiate the nano-photocatalyst material to generate an active material, and use the heat dissipation fan to remove the active material from the The other ventilated surface is discharged, and the active substance is blown to the outside to decompose organic compounds and harmful compounds in the air to achieve the effect of air purification.

In one embodiment, the ultraviolet light source of the present invention is provided with a driving circuit board, and the driving circuit board is provided with at least one biological detector, which is used to detect the quantity of viruses, bacteria, molds and the active substance, And control the activation of the ultraviolet light source, so as to achieve the purpose of automatic control or as a basis for whether to replace the nano-photocatalyst material. Furthermore, the power conversion circuit board is provided with a power stage primary side circuit and a power stage secondary side circuit, and at least one heat sink is provided between the power stage primary side circuit and the power stage secondary side circuit; therefore, , the aforementioned fixing frame is corresponding to the type of the heat sink, so that the ultraviolet light source can be embedded in it. Through this design, the photocatalyst generating module can be arbitrarily fixed on it, and can also be used for Dissipate heat to reduce the waste of the accommodating space. However, the active substances produced by this creation mainly include active superoxide (O ₂ ^- ) and a hydroxyl group (OH ^- ), wherein the superoxide can interact with organic compounds such as bacteria and molds in the air. Chemical action, and the hydroxyl group can have chemical action with harmful compounds such as VOC, HCHO, NO _X and SO _X , and decompose them to produce harmless H ₂ O and CO ₂ .

In order to cope with different usages, in another embodiment, the nano-photocatalyst material of the present invention is made into a filter screen type for covering and installing on the other air vent; or the nano-photocatalyst material is The material is in the form of a filter screen for covering and installing on the other side of the cooling fan, so that the active material generated by the ultraviolet light source irradiating the nano-photocatalyst material can be quickly blown out from the filter screen. Furthermore, the above-mentioned filters are all made of metal material and have a frame on the periphery, and a plurality of magnetic elements are arranged on the frame for adsorption and installation, which greatly improves the convenience of installation and replacement.

In addition, the nano-photocatalyst material in this creation is made of a coating material for coating and covering the other air vent, that is, directly coating on the casing, so that the casing has a nano-photocatalyst material effector. In addition, the computer power supply with the photocatalyst air cleaning effect of the present creation further includes an air filter element, which is arranged at the air vent for filtering the dust contained in the passing air.

In order to enable those with ordinary knowledge in the art to clearly understand the content of this creation, the following descriptions are combined with the drawings, please refer to.

Please refer to FIG. 1 , FIG. 2 , and FIGS. 3 to 4 , which are an exploded perspective view of a preferred embodiment of the present invention and a schematic structural view after assembly thereof, as well as structural schematic views of other different embodiments. As shown in the following figures, the computer power supply 1 with photocatalyst air cleaning effect of this creation is installed in a computer host to convert an external power of 100Vac～230Vac into an internal power of 3.3Vdc～12Vdc, The computer power supply 1 with photocatalyst air cleaning effect includes a casing 11 , a power conversion module 12 , a cooling fan 13 and a photocatalyst generating module 14 .

The inside of the casing 11 has a rectangular cubic structure with an accommodating space 111 , and the casing 11 is provided with at least two ventilation surfaces 112 . As shown in FIG. 1 , the ventilation surfaces 112 are two adjacent sides on the casing 11 .

The power conversion module 12 is disposed in the housing 11, and the power conversion module 12 is provided with a power conversion circuit board 121, a power input port 122 and a plurality of power output ports 123, the power input port 122 and the The power output ports 123 are all electrically connected to the power conversion circuit board 121 , the power input port 122 is provided on the surface of the casing 11 for connecting the external power (not shown in the figure), and the power output ports 123 are electrically connected Various devices of the computer host provide the required internal power; and the power conversion circuit board 121 is provided with a power stage primary side circuit 1211 and a power stage secondary side circuit 1212, and the power stage primary side circuit 1211 At least one heat sink 1213 is disposed between the power stage secondary side circuit 1212 .

The cooling fan 13 is disposed on one of the ventilation surfaces 112 and is electrically connected to the power conversion circuit board 121 for attracting the hot air inside the computer host and exhausting it through the other ventilation surface 121 .

The photocatalyst generation module 14 includes an ultraviolet light source 141 , a nano-photocatalyst material 142 and a fixing frame 143 . The ultraviolet light source 141 is electrically connected to the power conversion circuit board 121 and is installed in the container through the fixing frame 143 . In the space 111, the ultraviolet light source 141 will not be in contact with the power conversion circuit board 121 to avoid short circuit; the ultraviolet light source 141 is used to directly irradiate the nano-photocatalyst material 142 to generate an active substance, and the active substance mainly includes active substances. a superoxide (O ₂ ^- ) and a hydroxyl group (OH ^- ), and the active substance is discharged from the other ventilation surface through the cooling fan 13. It should be noted that the superoxide can interact with the air in the air. Organic compounds such as bacteria and molds have chemical effects, and the hydroxyl group can have chemical effects with harmful compounds such as VOC, HCHO, NO _X , and SO _X , and decompose them to produce harmless H ₂ O and CO ₂ , so it can be used. The active substances decompose organic compounds and harmful compounds in the air to achieve the effect of air purification; and the ultraviolet light source 141 is provided with a driving circuit board 1411, and the driving circuit board 1411 is provided with at least one biological detector (not shown in the figure). mark), which is used to detect the quantity of viruses, bacteria, molds and the active substance, and control the activation of the ultraviolet light source, so as to achieve the purpose of automatic control or as a basis for whether to replace the nano-photocatalyst substance 142; in this implementation In an example, the fixing frame 143 is correspondingly made into the type of the heat sink 1213 to embed the ultraviolet light source 141 therein, and the nano-photocatalyst material 142 is made into the type of a filter screen 1421, as shown in FIG. 1 As shown, the filter screen 1421 made of the nano-photocatalyst material 142 is used to cover the other air vent 112; as shown in FIG. 3, the nano-photocatalyst material 142 is also made of the filter screen The type of mesh 1421 is used to cover and install on the other side of the cooling fan 13. In the above two embodiments, the filter mesh 1421 is made of metal material, and a frame 1422 is provided on the periphery, and the frame 1422 is provided with a frame 1422. There are a plurality of magnetic elements 1423 for adsorption and installation. In the future, if the photocatalyst production efficiency or filtering effect of the filter screen 1421 is degraded, installation and replacement can be facilitated. As shown in FIG. 4 , the nano-photocatalyst material 142 is made of a coating material for coating on the other vent 112 , that is, directly coating on the vent 112 of the casing 11 . On the other hand, the casing 11 has the effect of the nano-photocatalyst material 142 . In addition, in order to further increase the filtering effect, the computer power supply 1 with the photocatalyst air cleaning effect of the present invention further includes an air filter element 15, which is arranged at the air vent 112. As shown in the figure, it is arranged at the The outside of the casing 11 corresponds to the cooling fan 13 for filtering the dust contained in the air, and its design is similar to the type of the filter screen 1421 made of the nano-photocatalyst material 12, and a frame 1422 is arranged on the periphery thereof and has a The magnetic elements 1423 are for adsorption and installation, and are also convenient for replacement in the future.

To sum up, the computer power supply 1 with the photocatalyst air cleaning effect of the present creation uses the built-in cooling fan 13 and the newly added photocatalyst generation module 14, and then uses the original photocatalyst generator module 14 for power conversion. The power conversion module 12 is electrically connected, and the photocatalyst generation module 14 can be used to generate the active substance without excessive design, and quickly decompose the organic compounds and harmful compounds in the air around the computer host to achieve The effect of air purification.

However, the above descriptions are only the preferred embodiments of this creation, and are not intended to limit the scope of implementation of this creation; therefore, equal changes and modifications made without departing from the scope of this creation shall be included in this creation. within the scope of the patent.

1: Computer power supply with photocatalyst air cleaning effect 11: Shell 111: accommodating space 112: Ventilation surface 12: Power conversion module 121: Power conversion circuit board 1211: Power Stage Primary Side Circuit 1212: Power Stage Secondary Side Circuit 1213: Heat sink 122: Power input port 123: Power output port 13: Cooling fan 14: Photocatalyst generation module 141: UV light source 1411: Driver circuit board 142: Nano photocatalyst material 1421: Filter 1422: Frame 1423: Magnetic Components 143:Fixed frame 15: Air filter

FIG. 1 is a schematic structural diagram of a preferred embodiment of the present invention. FIG. 2 is a schematic structural diagram after assembly of the preferred embodiment of the present invention. FIG. 3 is a schematic view of the assembled structure of another preferred embodiment of the present invention. FIG. 4 is a schematic view of the assembled structure of another preferred embodiment of the present invention.

1: Computer power supply with photocatalyst air cleaning effect

11: Shell

111: accommodating space

112: Ventilation surface

12: Power conversion module

121: Power conversion circuit board

1211: Power Stage Primary Side Circuit

1212: Power Stage Secondary Side Circuit

1213: Heat sink

122: Power input port

123: Power output port

13: Cooling fan

14: Photocatalyst generation module

141: UV light source

1411: Drive circuit board

142: Nano photocatalyst material

1421: Filter

1422: Frame

1423: Magnetic Components

143:Fixed frame

15: Air filter

Claims (10)

A computer power supply with photocatalyst air cleaning effect, which is installed in a computer host to convert an external power of 100Vac-230Vac into an internal power of 3.3Vdc-12Vdc, comprising: a casing, which is a rectangular cubic structure with an accommodating space inside, and the casing is provided with at least two ventilation surfaces; A power conversion module is arranged in the casing, and the power conversion module is provided with a power conversion circuit board, a power input port and a plurality of power output ports, and the power input port and the power output ports are all electrically connected the power conversion circuit board, the power input port is provided on the surface of the casing for connecting the external power, and the power output ports are electrically connected to various devices of the computer host to provide the required internal power; a cooling fan, disposed on the one ventilation surface and electrically connected to the power conversion circuit board, for attracting the hot air inside the computer host and discharging it through the other ventilation surface; and A photocatalyst generation module includes an ultraviolet light source, a nano-photocatalyst material and a fixing frame, the ultraviolet light source is electrically connected to the power conversion circuit board, and is installed in the accommodating space through the fixing frame, so that the ultraviolet light source is electrically connected to the power conversion circuit board. The light source will not be in contact with the power conversion circuit board, and the nano-photocatalyst material is directly irradiated by the ultraviolet light source to generate an active material, and the active material is discharged from the other ventilation surface through the cooling fan, and the active material is blown to the The outside can decompose organic compounds and harmful compounds in the air to achieve the effect of air purification. The computer power supply with photocatalyst air cleaning effect as claimed in claim 1, wherein the ultraviolet light source is provided with a driving circuit board, and the driving circuit board is provided with at least one biodetector for detecting viruses , bacteria, mold and the number of active substances, and control the activation of the ultraviolet light source. The computer power supply with photocatalyst air cleaning effect as claimed in claim 1, wherein the power conversion circuit board is provided with a power stage primary side circuit and a power stage secondary side circuit, and the power stage primary side circuit and At least one heat sink is arranged between the secondary side circuits of the power stage. The computer power supply with photocatalyst air cleaning effect as claimed in claim 1, wherein the fixing frame is corresponding to the type of the heat sink, so as to embed the ultraviolet light source therein. The computer power supply with photocatalyst air cleaning effect as claimed in claim 1, wherein the active substances mainly include active superoxide (O2-) and hydroxyl (OH-). The computer power supply with photocatalyst air-cleaning effect as claimed in claim 1, wherein the nano-photocatalyst material is made into the form of a filter screen for covering and installing on the other air vent. The computer power supply with photocatalyst air-cleaning effect as claimed in claim 1, wherein the nano-photocatalyst material is made into the form of a filter screen for covering and installing on the other side of the cooling fan. The computer power supply with photocatalyst air cleaning effect as claimed in claim 6 or 7, wherein a frame is arranged on the periphery of the filter, and a plurality of magnetic elements are arranged on the frame for adsorption and installation. The computer power supply with photocatalyst air cleaning effect as claimed in claim 1, wherein the nano-photocatalyst material is made of a coating material for coating and covering the other air vent. As claimed in claim 1, the computer power supply with photocatalyst air cleaning effect further has an air filter element, which is arranged at the one air vent to filter the dust contained in the air.

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