CN211650569U - A wall-mounted air sterilizer - Google Patents

Abstract

The utility model proposes a wall-mounted air sterilizer, which comprises a wall-mounted casing, an electrical chamber is arranged on one side of the casing, a purification and sterilization chamber is arranged on the other side of the casing, and an inlet and outlet are arranged at the bottom of the purification and sterilization chamber. The style grid is provided with a coarse filter on the inner side of the air inlet grid. The purification and disinfection chamber is provided with a first photocatalyst, an ultraviolet lamp, a second photocatalyst and a cross-flow fan in order from bottom to top. A negative ion generator is arranged on the upper end of the fan, an air outlet is arranged on the top of the purification and disinfection chamber, and an ozone generator is arranged in the electrical chamber, and the ozone generator is communicated with the air outlet through a pipeline. The wall-mounted air sterilizer of the utility model has multiple procedures from primary filtration to complete purification and disinfection, which can quickly kill viruses and bacteria in the air in a short time, decompose various harmful gases, supplement the negative ions that are lacking in the room, and improve the indoor environment. quality to meet people's health requirements.

Description

A wall-mounted air sterilizer

technical field

The utility model relates to the field of air purification, in particular to a wall-mounted air sterilizer.

Background technique

With the improvement of people's living standards, we spend about 80-90% of the time indoors in a day, so the quality of the indoor environment directly affects our health. The rapid economic development in recent decades has led to higher and higher requirements for living space, and the popularization of various new household products has also introduced a large amount of pollutants while making life easier. Indoor air pollution usually refers to the accumulation of building materials, daily necessities, and toxic and harmful chemical, physical and biological factors discharged in life, which cause direct or indirect harm to human health and lead to the decline of indoor air quality. Phenomenon.

In some special places with large traffic such as medical units, public offices, shopping malls, etc., the air purification device used has simple structure and simple purification function, which makes it difficult for indoor air to achieve high purification and disinfection treatment. Air purification after people enter poses a potential threat to people's health.

Utility model content

In view of this, the utility model proposes a wall-mounted air sterilizer to solve the problem that the existing air purification device is difficult to achieve a higher purification and disinfection treatment, resulting in the indoor air quality not up to the standard, causing direct or indirect harm to human health. question.

The technical scheme of the present utility model is achieved as follows: the present utility model provides a wall-mounted air sterilizer, which comprises a wall-mounted casing, an electrical chamber is arranged on one side of the casing, and a purification and disinfection unit is arranged on the other side of the casing The bottom of the purification and disinfection chamber is provided with an air inlet grid plate, the inner side of the air inlet grid plate is provided with a coarse filter, and the purification and disinfection chamber is sequentially provided with a first photocatalyst from bottom to top. The upper end of the cross-flow fan is provided with a negative ion generator, the top of the purification and disinfection chamber is provided with an air outlet, and the electrical chamber is provided with an ozone generator. The ozone generator is communicated with the air outlet through a pipeline.

On the basis of the above technical solutions, preferably, the coarse filter includes a coarse filter screen layer and an activated carbon layer, the coarse filter screen layer covers the inner side of the air inlet grille, and the activated carbon layer is attached to the coarse filter screen. The outer surface of the mesh layer.

On the basis of the above technical solutions, preferably, the first photocatalyst and the second photocatalyst are both photocatalytic nets coated with nano-titania coating.

On the basis of the above technical solutions, preferably, a plurality of the ultraviolet lamps are provided and arranged horizontally between the first photocatalyst and the second photocatalyst.

On the basis of the above technical solutions, preferably, a vortex tongue plate is provided in the purification and disinfection chamber where the upper end of the cross-flow fan is located, and the vortex tongue plate is fixedly connected to the left and right side walls of the purification and disinfection chamber.

Further, preferably, the volute tongue plate is inclined upward along the top of the cross-flow fan, the top of the volute tongue plate faces the front side of the wall-mounted casing, and the axial vertical section of the volute tongue plate and the cross-flow fan is 30°. ~45° included angle.

On the basis of the above technical solutions, preferably, the air outlet is provided with an air outlet plate, the two sides of the air outlet plate are respectively provided with connecting shafts with slots, and the side walls of the purification and disinfection chamber are provided with A connecting hole that cooperates with the connecting shaft to rotate, a stepper motor is arranged on the outer side wall of the purification and disinfection chamber, and the output shaft of the stepper motor is fixedly connected to a slot on one of the connecting shafts.

On the basis of the above technical solutions, preferably, a control circuit board is also arranged in the electrical chamber, and the control circuit board is connected to the cross-flow fan, the ultraviolet lamp, the negative ion generator, the ozone generator and the stepping motor respectively. connect.

On the basis of the above technical solutions, preferably, a display screen is provided on the front side of the wall-mounted housing opposite to the electrical chamber, and the display screen is electrically connected to the control circuit board.

The utility model has the following beneficial effects with respect to the prior art:

In the wall-mounted air sterilizer disclosed by the utility model, through the rotation of the cross-flow fan, the ambient air first passes through the coarse filter, and the dust and impurities entering the purification and disinfection chamber can be preliminarily filtered, and the filtered air passes through the first light filter respectively. The catalyst and the second photocatalyst are irradiated by the ultraviolet lamp to activate the nano-titanium dioxide coating to generate a catalytic redox reaction, which further kills the bacteria in the air. The ozone generator can further sterilize the air. Through the negative ion generator, negative oxygen ions can be released, and the purified air can be neutralized with negative ions to achieve fresh indoor air. The wall-mounted air sterilizer disclosed by the utility model has multiple procedures from primary filtration to complete purification and disinfection, which can quickly kill viruses and bacteria in the air in a short time, decompose various harmful gases, and supplement the negative ions that are lacking in the room. It is a high-efficiency and energy-saving indoor air purification and disinfection device that can prevent respiratory infectious diseases, prevent viruses and bacteria from spreading through the air, and degrade and purify indoor harmful gas pollution.

Description of drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are just some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

Fig. 1 is the three-dimensional structure schematic diagram of the wall-mounted air sterilizer disclosed by the utility model;

Fig. 2 is the partial structure schematic diagram of the wall-mounted air sterilizer disclosed by the utility model;

Fig. 3 is the side sectional view of the wall-mounted air sterilizer disclosed by the utility model;

Fig. 4 is the partial structure schematic diagram of the wall-mounted air sterilizer disclosed by the utility model;

FIG. 5 is a schematic structural diagram of the air outlet plate disclosed by the utility model.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

As shown in FIG. 1 , in conjunction with FIGS. 2 and 3 , an embodiment of the present utility model discloses a wall-mounted air sterilizer, comprising a wall-mounted housing 1 , an electrical chamber 2 is provided on one side of the housing 1 , and the housing 1 is provided on the other side. One side is provided with a purification and disinfection chamber 3. With such a structure, the electrical chamber 2 is used to install electrical components, such as circuit boards and electrostatic field high-voltage power supplies, and the purification and disinfection chamber 3 is used to install purification and disinfection devices. Reasonable settings The installation position ensures convenient maintenance and does not interfere with each other. The bottom of the purification and disinfection chamber 3 is provided with an air inlet grid plate 4, the inner side of the air inlet grid plate 4 is provided with a coarse filter 41, and the purification and disinfection chamber 3 is sequentially provided with a first photocatalyst 5, The ultraviolet lamp 6, the second photocatalyst 7 and the cross-flow fan 8, the upper end of the cross-flow fan 8 is provided with a negative ion generator 9, in this embodiment, the negative ion generator 9 is fixedly arranged on the rear side wall of the disinfection chamber, An air outlet 31 is provided at the top of the purification and disinfection chamber 3, and an ozone generator 10 is provided in the electrical chamber 2, and the ozone generator 10 is communicated with the air outlet 31 through a pipeline.

By adopting the above structure, the ambient air first passes through the coarse filter 41 to preliminarily filter the dust and impurities entering the purification and disinfection chamber 3, and the filtered air passes through the first photocatalyst 5 and the second photocatalyst 7 respectively, By the radiation of the ultraviolet lamp 6, the nano titanium dioxide coating is activated to generate a catalytic redox reaction, which further kills the bacteria in the air. The ozone generator 10 can further sterilize the air, and the negative ion generator 9 can release the Negative oxygen ions are emitted, and the purified air is neutralized with negative ions to achieve fresh indoor air.

Specifically, the coarse filter 41 includes a coarse filter layer 411 and an activated carbon layer 412 . In this embodiment, the coarse filter mesh layer 411 can be a metal mesh or a plastic mesh. The mesh of the coarse filter mesh is 200 meshes, which can filter air dust particles. The activated carbon layer 412 can remove odors (bad odors) and harmful gases in the air.

In this embodiment, both the first photocatalyst 5 and the second photocatalyst 7 are photocatalytic nets coated with nano-titania coating. Tio2 has good photocorrosion resistance and catalytic activity, and is stable in performance, inexpensive and easy to obtain, non-toxic and harmless, and is currently recognized as the best photocatalyst. Receiving the irradiation of the ultraviolet lamp 6 through the titanium dioxide catalyst can activate the nano-titanium dioxide coating to generate a catalytic redox reaction, so that the harmful substances in the air can be safely converted into inorganic substances such as carbon dioxide and water, and further sterilization, bacteriostasis, formaldehyde removal, In addition to viruses, and to prevent mold growth and other effects.

Further, a plurality of ultraviolet lamps 6 are provided, and are horizontally arranged between the first photocatalyst 5 and the second photocatalyst 7 . By setting a plurality of horizontally arranged ultraviolet lamps 6, the air passing through the first photocatalyst 5 can be irradiated with ultraviolet rays, and the ultraviolet rays can be used for disinfection and sterilization, and at the same time, the ultraviolet rays catalyze the titanium dioxide catalyst on the first photocatalyst 5, Further disinfection and sterilization of the air. Because the ultraviolet lamp is a 360° full light source, the ultraviolet rays above the ultraviolet lamp 6 cannot be absorbed by the first photocatalyst 5, thereby causing waste of ultraviolet light. Therefore, the second photocatalyst 7 is arranged above the ultraviolet lamp 6, which can be fully utilized. Ultraviolet radiation is used for photocatalytic sterilization and disinfection, so that the air can be sterilized for a second time, and the sterilization effect is improved. At the same time, the use of the second photocatalyst 7 can also block the upward irradiation of ultraviolet rays, causing radiation to other components and causing aging.

A vortex tongue plate 11 is provided in the purification and disinfection chamber 3 where the upper end of the cross-flow fan 8 is located, and the vortex tongue plate 11 is fixedly connected to the left and right side walls of the purification and disinfection chamber 3 . When the impeller of the cross-flow fan 8 is rotating, a circulating flow is generated at the output end, which causes the airflow velocity and pressure at the air outlet 31 to be uneven. The purified air is led out of the air outlet 31 .

Specifically, the vortex tongue 11 is inclined upward along the top of the cross-flow fan 8, and the top of the cross-flow fan 8 is the output end that generates the circulating flow. The angle a between the tongue plate 11 and the axial vertical section of the cross-flow fan 8 is 30° to 45°. Through such a structure arrangement, the airflow at the output end of the cross-flow fan 8 can be blocked by the inclined vortex plate, and the occurrence of circulating flow can be minimized, thereby increasing the air output of the air outlet 31 .

4 and 5, in this embodiment, the air outlet 31 is provided with an air outlet plate 12, and two sides of the air outlet plate 12 are respectively provided with connecting shafts 121 with slots, and the side walls of the purification and disinfection chamber 3 are provided with There is a connecting hole 32 that rotates with the connecting shaft 121 , a stepper motor 13 is arranged on the outer wall of the purification and disinfection chamber 3 , and the output shaft of the stepper motor 13 is fixedly connected to a slot on one of the connecting shafts 121 . With such a structural arrangement, the rotation angle of the stepping motor 13 can be controlled, so as to control the air outlet plate 12 to swing to an appropriate angle on the air outlet 31, thereby adjusting the air outlet volume.

In this embodiment, a control circuit board 14 is also provided in the electrical chamber 2 , and the control circuit board 14 is electrically connected to the cross-flow fan 8 , the ultraviolet lamp 6 , the negative ion generator 9 , the ozone generator 10 and the stepping motor 13 respectively. connect. The control circuit board 14 can control the circuit control part of the whole sterilizer and the operation state control of each electronic component, so as to control the start-stop state of the sterilizer. At the same time, the control circuit board is receiving the instructions of the user's remote control, so as to start the above components to operate.

A display screen 15 is disposed on the front side of the wall-mounted housing 1 facing the electrical chamber 2 , and the display screen 15 is electrically connected to the control circuit board 14 . The current working mode and parameters of the air sterilizer can be viewed through the display screen 15 .

The above descriptions are only the preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included in the within the scope of protection of the present invention.

Claims (9)

1. A wall-mounted air sterilizer comprising a wall-mounted housing (1), an electrical chamber (2) is provided on one side of the housing (1), and a purification and disinfection chamber is provided on the other side of the housing (1) (3), it is characterized in that: the bottom of the purification and disinfection chamber (3) is provided with an air inlet grid plate (4), and the inner side of the air inlet grid plate (4) is provided with a coarse filter (41), The purification and disinfection chamber (3) is provided with a first photocatalyst (5), an ultraviolet lamp (6), a second photocatalyst (7) and a cross-flow fan (8) in order from bottom to top. A negative ion generator (9) is arranged at the upper end of the cross-flow fan (8), an air outlet (31) is arranged at the top of the purification and disinfection chamber (3), and an ozone generator (10) is arranged in the electrical chamber (2). ), the ozone generator (10) communicates with the air outlet (31) through a pipeline. 2. A wall-mounted air sterilizer according to claim 1, characterized in that: the coarse filter (41) comprises a coarse filter screen layer (411) and an activated carbon layer (412), and the coarse filter screen layer (412) (411) is covered on the inner side of the air inlet grid plate (4), and the activated carbon layer (412) is attached to the outer surface of the coarse filter screen layer (411). 3. a kind of wall-mounted air sterilizer as claimed in claim 1 is characterized in that: described first photocatalyst (5) and second photocatalyst (7) are both coated with nano titanium dioxide coating Photocatalytic mesh. 4. A wall-mounted air sterilizer according to claim 1, characterized in that: the ultraviolet lamps (6) are provided with a plurality of them, and are horizontally arranged on the first photocatalyst (5) and the second photocatalyst in the middle of the device (7). 5. A wall-mounted air sterilizer as claimed in claim 1, characterized in that: a vortex tongue plate (11) is provided in the purification and disinfection chamber (3) where the upper end of the cross-flow fan (8) is located, so that the The vortex tongue plate (11) is fixedly connected with the left and right side walls of the purification and disinfection chamber (3). 6. A wall-mounted air sterilizer according to claim 5, characterized in that: the vortex tongue plate (11) is inclined upward along the top of the cross-flow fan (8), and the top end of the vortex tongue plate (11) is upwardly inclined. Facing the front side of the wall-mounted housing (1), the vortex tongue plate (11) and the axial vertical section of the cross-flow fan (8) form an included angle of 30° to 45°. 7. A wall-mounted air sterilizer according to claim 1, characterized in that: the air outlet (31) is provided with an air outlet plate (12), and both sides of the air outlet plate (12) are respectively provided with A connecting shaft (121) with a slot, the side wall of the purification and disinfection chamber (3) is provided with a connecting hole (32) that cooperates with the connecting shaft (121) to rotate, and the outside of the purification and disinfection chamber (3) A stepper motor (13) is arranged on the wall, and the output shaft of the stepper motor (13) is fixedly connected with a slot on one of the connection shafts (121). 8. A wall-mounted air sterilizer according to claim 7, characterized in that: the electrical chamber (2) is further provided with a control circuit board (14), and the control circuit board (14) is respectively connected with The cross-flow fan (8), the ultraviolet lamp (6), the negative ion generator (9), the ozone generator (10) and the stepping motor (13) are electrically connected. 9. A wall-mounted air sterilizer according to claim 8, characterized in that: a display screen (15) is provided on the front side of the wall-mounted housing (1) facing the electrical chamber (2), The display screen (15) is electrically connected with the control circuit board (14).

Images