TW202326037A - Air cleaner with composite structure which uses hydroxyl radicals, high-concentration ozone and negative ions, generated by photocatalysts to purify air, disinfect and sterilize - Google Patents

Abstract

An air cleaner with a composite structure comprises a housing, a wind power generating device, a photocatalyst generating device, an ozone and negative ion generating device and a control module. The housing has an air inlet and an air outlet. The wind power generating device is disposed in the housing. The wind power generating device generates a negative pressure relative to the air inlet to inhale air inward and generates a positive pressure relative to the air outlet to blow air outward. The photocatalyst generating device is positioned on one side of the air inlet to convert the inhaled air into the hydroxyl radical and blow it out. The high-concentration ozone generating device will generate high-concentration ozone and negative ions to be blow out. The control module can also be matched with a setting control module to detect the starting time, running time and running speed by means of human body sensing so as to improve the convenience of use. The photocatalyst generating device also includes a metal photocatalyst filter and a UV illumination light source. The air cleaner with a composite structure further comprises a primary filter arranged inside the panel for removing large particle pollutants from the inhaled air; a pair of display lights electrically connected to the control module for recognition, wherein the red display light is set inside the panel and the blue display light is set at the air outlet; and a human body sensitive switch electrically connected to the control module, wherein the wind power generating device and the photocatalyst generating device are automatically activated when the human body sensitive switch senses someone there.

Description

Composite structure air cleaner

This work belongs to the field of air cleaning equipment, especially about an air cleaning machine with a composite structure, so as to use the hydrogen and oxygen free radicals produced by the photocatalyst, high-concentration ozone and negative ions to achieve the functions of air purification, disinfection and sterilization, and a part of it The high-concentration ozone will be re-inhaled into the air inlet to increase the hydrogen and oxygen radical generation rate of the photocatalyst generating device, and the negative ions can combine with suspended particles (PM2.5) in the air to achieve the air purification effect of settling dust By.

According to, with the vigorous development of industry, commerce and transportation, a large number of suspended particles exist in the environment when the exhaust gas is discharged, which is one of the main indicators of air pollution. Due to the small size and light weight of the suspended particles, they can stay in the atmosphere for a long time. And as people breathe into the body, accumulating in the trachea or lungs will affect health.

At present, in order to remove suspended particles in the indoor air, air cleaners are often used. The purification process is to use the air cleaner to drive the circulation of indoor air to achieve the purification effect. Inhale for preliminary filtration, and then use the internal photocatalyst generating device and ultraviolet light to improve the disinfection and sterilization steps. However, in order to improve the effect of filtering suspended particles, these filters are designed with very small pore diameters, so the suction must be increased The suction power of the fan can effectively inhale and filter the air, and then carry out further disinfection and sterilization. As the suction power increases, the flow rate of the air entering the air purifier will also increase, reducing the time it stays inside and leading to disinfection The sterilization time is shortened and the effect is not obvious. However, with the rapid increase in the types and numbers of drug-resistant strains, children or the elderly with low immunity often suffer from invisible and latent infection threats when they are active in public places. , high pressure, high temperature and other physical disinfection methods) tolerance is still low, so in many public places will use ultraviolet sterilization devices to inhibit the infection of these drug-resistant strains, ultraviolet sterilization devices have a strong effect on these drug-resistant strains Lethality, relatively, also has a certain degree of damage to the human body, so the time for each ultraviolet sterilization is about tens of seconds to several minutes, and the effect of disinfection and sterilization cannot be effectively improved in areas that are not irradiated, which is the creation of this case People and related manufacturers engaged in this industry are eager to study the direction of improvement.

In view of this, the author has designed a composite structure air purifier, according to which the hydrogen and oxygen free radicals generated by the photocatalyst can be used in a shell, and the ability to decompose hydrocarbons has its strong oxidation and reduction capabilities. And high-concentration ozone can increase the efficiency of pollutant removal and degradation and enhance the performance of the overall purification, and part of the high-concentration ozone that can be discharged will be re-inhaled into the air inlet, under the light of ozone and photocatalyst Under the action of catalysis, the use of ozone can replace oxygen to become the acceptor of electrons, thereby generating strong oxidized hydroxyl radicals, and can effectively prevent the photocatalyst metal filter from being strongly oxidized by hydroxyl radicals or hydroxyl radicals. , and shorten its service life, negative ions can be combined with suspended particles (PM2.5) in the air to achieve the effect of air purification by settling dust.

One purpose of this creation is to provide a composite structure air purifier, so that it includes a housing, a wind power generating device, a photocatalyst generating device, a high-concentration ozone generating device and a control module. Electrically connect the wind power generating device, the photocatalyst generating device and the ozone and negative ion generating device to control the module system for human body induction detection to set the start time, running time and running speed, etc., suck air into the housing, pass through the The photocatalyst generating device turns the inhaled air into a hydroxyl radical and blows it out, and the ozone and negative ion generating device generates a high concentration of ozone and negative ions and blows it out together to purify the air, disinfect and sterilize, and improve the intelligence and convenience of use and other effects.

In order to achieve the above-mentioned purpose, the composite structure air purifier of the present creation includes: a housing, which forms an accommodating space inside, and the housing has an air inlet and an air outlet, and is provided with a panel on the housing, Make the position of the panel relative to the air inlet; a wind generating device is arranged in the accommodating space, and the wind generating device generates negative pressure relative to the air inlet to inhale air, and generates positive pressure relative to the air outlet Blow air outwards, and the wind generating device can operate at high speed or low speed to generate different wind speeds; a photocatalyst generating device is located in the accommodating space and is located on the side of the air inlet, and the photocatalyst generating device includes a Metal photocatalyst filter and a UV irradiation light source. When the inhaled air passes through the metal photocatalyst filter, it will be converted into a hydroxyl radical through the UV irradiation light source and blown out to purify organic volatile compounds and odors in the air; an ozone and negative ions The generating device is located in the accommodating space and on the side of the air outlet, and the ozone and negative ion generating device will generate a high concentration of ozone and blow out negative ions to eliminate viruses and bacteria in the air and oxidize them. The negative ions can be combined with air Suspended particles (PM2.5) achieve the effect of air purification by settling and dusting; and a control module, which is installed in the accommodating space and is electrically connected to the wind power generating device, the photocatalyst generating device, and the ozone and negative ion generator device, and the control module is used for human body induction detection to set the start time, running time and running speed, etc., so it can improve the intelligence and convenience of use.

In one embodiment, the composite structure air purifier of the present invention further has a primary filter, which is arranged inside the panel to remove large particle pollutants in the inhaled air, and the primary filter is optional Use one of the common activated carbon filters, N95 filters and other functional filters such as precious metal filters to enhance the additional effect of this creation. Moreover, a plurality of fixing parts are provided on the back of the housing for fixing on the wall, so that the air outlet is located below, and can be fixed in a wall-hanging manner.

In another embodiment, the air purifier with composite structure of the present creation has a pair of display lights for identification, electrically connected to the control module, so that the red display light is set on the panel inside, and set the indicator light showing blue at the air outlet; and, this creation is provided with a human body sensor switch, which is electrically connected to the control module, when the human body sensor switch senses someone and automatically start the wind generating device and the photocatalyst generating module; moreover, the wind generating device is a blast type centrifugal fan, and its periphery is provided with a shell, and a centrifugal fan is set in the center of the shell, so that the center of the shell An air suction portion is formed, and an air blowing portion is formed corresponding to the tangential direction of the casing, and the casing corresponds to the wind power generating device and the air inlet is located at the center of the front of the casing, and the air outlet Located on one side of the housing, the airflow is sucked in from the front of the housing and blown out from the side. In addition, the casing of the present invention is provided with an air outlet cover corresponding to the air outlet, and the blue indicator light is located there. It should be noted that the hydroxyl radicals and the high-concentration ozone are simultaneously blown out with negative ions to achieve the functions of air purification, disinfection and sterilization, and a part of the high-concentration ozone will be re-inhaled into the air inlet to improve the air intake. The hydrogen-oxygen free radical generation rate of the photocatalyst generating device is more likely to generate stronger oxidizing ability of the hydrogen-oxygen free radical.

In order to enable your review committee to clearly understand the content of this creation, only the following descriptions are provided with diagrams, please refer to them.

Please refer to Fig. 1, Fig. 2, Fig. 3 and Fig. 4 to Fig. 5, which are the three-dimensional exploded view of the preferred embodiment of this invention, the three-dimensional appearance view after assembly, the hardware block diagram, and various states during installation and use. schematic diagram. As shown in the following figures, the composite structure air purifier 1 of the present invention includes a housing 11, a wind power generating device 12, a photocatalyst generating device 13, an ozone and negative ion generating device 14 and a control module 15.

Wherein the housing 11 is a box-shaped structure with an elliptical cross section, and an accommodating space 111 is formed inside, and the housing 11 has an air inlet 112 and an air outlet 113, and on the front of the housing 11 A panel 114 is provided so that the panel 114 is relatively shielded from the position of the air inlet 112 . It should be noted that the composite structure air cleaner 1 of the present invention has a primary filter screen 115, which is arranged inside the panel 114 to remove large particle pollutants in the inhaled air, and is placed in the housing 11 Corresponding to the air outlet 113, an air outlet cover 1131 is provided. In addition, a plurality of fixing parts 116 are provided on the back of the housing 11 of the present invention for fixing on the wall so that the air outlet 113 is located below.

The wind generating device 12 is arranged in the accommodating space 111, and the wind generating device 12 generates negative pressure inhaling air relative to the air inlet 112, and generates positive pressure relative to the air outlet 113 to blow air outward. This wind power generating device 12 can produce different wind speeds with high-speed or low-speed operation; It should be noted that this wind power generating device 12 of the present invention is a blower type centrifugal fan, and its periphery is provided with a shell 121, and in this shell 121 is provided with a centrifugal fan at the center, so that an air suction part is formed in the center of the casing 121, and an air blowing part 122 is formed in a tangential direction corresponding to the casing 121, and the casing 11 corresponds to the wind power generating device 12 and the The air inlet 112 is located at the center of the front of the casing 11 , and the air outlet 113 is located at the bottom of the casing 11 , so that the airflow is inhaled from the front of the casing 11 and blown out from below.

The photocatalyst generating device 13 is located in the accommodating space 111 and is positioned at the side of the air inlet 112, and the photocatalyst generating device 13 includes a metal photocatalyst filter screen 131 and a UV irradiation light source 132, and the air sucked passes through the metal photocatalyst When the filter screen 131 passes through the UV irradiation light source 132, it is converted into a hydroxyl radical and blown out to purify the organic volatiles and peculiar smell in the air.

The ozone and negative ion generating device 14 is located in the accommodating space 111 and is positioned at the side of the air outlet 113, and the ozone and negative ion generating device 14 will generate a high concentration of ozone and negative ions to blow out, eliminate viruses and bacteria in the air and Oxidation, negative ions can be combined with suspended particles (PM2.5) in the air to achieve the effect of air purification by settling dust.

The control module 15 is located in the accommodating space 111 and is electrically connected to the wind power generating device 12, the photocatalyst generating device 13 and the ozone generating device 14 respectively, and the control module 15 is used for setting start time and running time and running speed, etc., this creation can use voltage to change the output wind speed of the wind power generating device 12, use a voltage of 12V at high speed, use a voltage of 8V at low speed, and its start-up time can be set for the whole section without deceleration, according to the start-up time Switching between high and low speeds can avoid unnecessary power waste and noise generation; it should be noted that. The composite structure air purifier 1 of the present invention has a pair of display lamps 151 for identification, electrically connected to the control module 15, so that the red display lamp 151 is set inside the panel 114, and Set the blue display light 151 at the air outlet 113, and connect a human body sensor switch 152 electrically to the control module 15. When the human body sensor switch 152 senses someone, the wind power will be activated automatically. The generating device 12 and the photocatalyst generating module 13 .

Accordingly, when the composite structure air purifier 1 of the present creation is used, it is hung on the wall or placed flat on a plane, so that the hydroxyl radicals and the high-concentration ozone and negative ions are simultaneously blown out from the air outlet 113, and Inhaled by the air inlet 112 to perform air circulation and cleaning work, to achieve functions such as air purification and disinfection, and a part of the high-concentration ozone will be re-inhaled into the air inlet to increase the hydrogen content of the photocatalyst generating device 13. The generation speed of oxygen free radicals can achieve the purpose of purifying air, disinfecting and sterilizing bacteria, and improving the convenience of use.

However, the above-mentioned ones are only preferred embodiments of this creation, and are not used to limit the scope of implementation of this creation. Therefore, those who have ordinary knowledge in the technical field or are familiar with this technology can make various components. Equivalent replacements, or those who make more changes in series, equal changes and modifications made without departing from the spirit and scope of this creation, should all be covered within the patent scope of this creation.

1: Composite structure air purifier 11: Shell 111:Accommodating space 112: air inlet 113: Air outlet 1131: Outlet hood 114: panel 115: primary filter 116: fixed part 12: Wind generating device 121: shell 122: blowing part 13: Photocatalyst generating device 131:Metal photocatalyst filter 132:UV irradiation light source 14: Ozone and negative ion generator 15: Control module 151: Display light number 152:Human sensor switch

Fig. 1 is a three-dimensional exploded view of a preferred embodiment of the invention. Fig. 2 is an assembled three-dimensional appearance diagram of a preferred embodiment of the invention. Fig. 3 is a hardware block diagram of a preferred embodiment of the invention. Fig. 4 is a schematic diagram (1) of the state when the preferred embodiment of the invention is installed and used. Fig. 5 is a schematic diagram (2) of the state when the preferred embodiment of the invention is installed and used.

1: Composite structure air purifier

11: shell

111:Accommodating space

112: air inlet

113: Air outlet

1131: Outlet hood

114: panel

115: primary filter

116: fixed part

12: Wind generating device

121: shell

122: blowing part

13: Photocatalyst generating device

131:Metal photocatalyst filter

132:UV irradiation light source

14: High concentration ozone generator

15: Control module

151: Display light number

152:Human sensor switch

Claims (10)

An air purifier with a composite structure, comprising: A housing, which forms an accommodating space inside, and the housing has an air inlet and an air outlet, and a panel is arranged on the housing, so that the panel is positioned relative to the air inlet; A wind generating device is arranged in the accommodating space, and the wind generating device generates negative pressure relative to the air inlet to inhale air, and generates positive pressure relative to the air outlet to blow air outward, and the wind generating device can Generating different wind speeds by operating at high or low speeds; A photocatalyst generating device is located in the accommodating space and on the side of the air inlet, and the photocatalyst generating device includes a metal photocatalyst filter screen and a UV irradiation light source, when the inhaled air passes through the metal photocatalyst filter screen, it passes through The UV is irradiated with the light source and converted into a hydroxyl radical, which is blown out to purify the organic volatiles and odors in the air; An ozone and negative ion generating device is located in the accommodating space and on the side of the air outlet, and the ozone and negative ion generating device will generate a high concentration of ozone and blow out negative ions to eliminate viruses and bacteria in the air and oxidize the negative ions It can be combined with suspended particles (PM2.5) in the air to achieve the air purification effect of settling dust; and A control module is arranged in the accommodating space and is electrically connected to the wind power generating device, the photocatalyst generating device and the ozone generating device respectively, and the control module is used for setting start-up time, running time and running speed, etc. The air purifier with a composite structure as described in claim 1 further has a primary filter installed inside the panel to remove large particle pollutants in the inhaled air. The air purifier with a composite structure as described in Claim 2, wherein the primary filter can be selected from one of common active carbon filters, N95 filters and other functional filters such as precious metal filters. The air purifier with a composite structure as described in Claim 1 further has a pair of display lights for identification, electrically connected to the control module, so that the red display light is set inside the panel, and Set the blue indicator light at the air outlet. The air purifier with a composite structure as described in Claim 4 further has a human body sensor switch electrically connected to the control module, and when the human body sensor switch senses someone, the wind power generating device and the photocatalyst generating module are automatically activated . The composite structure air purifier as described in claim 5, wherein, the wind power generating device is a blower type centrifugal fan, and a casing is arranged on its periphery, and a centrifugal fan is arranged in the center of the casing, so that the center of the casing forms a The suction part and a blowing part are formed in a tangential direction corresponding to the shell. The air purifier with composite structure as described in claim 6, wherein, the housing corresponds to the wind power generating device and the air inlet is located at the central part of the housing front, and the air outlet is located at one side of the housing, so that The airflow is sucked in from the front of the housing and blown out from the side. The air purifier with a composite structure as described in Claim 7, wherein the casing is provided with an air outlet cover corresponding to the air outlet, and the blue indicator light is set there. The air purifier with a composite structure as described in claim 8, wherein the back of the casing is provided with a plurality of fixing parts for fixing on the wall so that the air outlet is located below. Composite structure air purifier as described in claim item 9, wherein, the hydroxyl radicals and the high-concentration ozone are simultaneously blown out to achieve the functions of air purification, disinfection and sterilization, and a part of the high-concentration ozone will be regenerated Inhale into the air inlet to increase the generation rate of the hydrogen and oxygen radicals of the photocatalyst generating device.