CN220103354U

CN220103354U - Air purifier

Info

Publication number: CN220103354U
Application number: CN202321449293.2U
Authority: CN
Inventors: 黄炯道; 谢铨铭
Original assignee: Taishan Jie Da Electrical Co ltd
Current assignee: Taishan Jie Da Electrical Co ltd
Priority date: 2023-06-07
Filing date: 2023-06-07
Publication date: 2023-11-28
Anticipated expiration: 2033-06-07

Abstract

The present utility model provides an air purifier, comprising: the device comprises an outer shell, a filter screen, a fan, a plurality of ultraviolet light sources and a plurality of filter plates; the novel ultraviolet filter is characterized in that an air duct is arranged in the outer shell, the filter screen and the fan are sequentially arranged along the air flow direction of the air duct, the ultraviolet light sources and the filter plates are arranged between the filter screen and the fan, the ultraviolet light sources and the filter plates are arranged at intervals along the air flow direction of the air duct, and the surfaces of the filter plates are coated with photocatalyst materials. The air purifier disclosed by the utility model is characterized in that dust, micro solid particles and other impurities in the air are filtered through the filter screen, and then the air flowing through the air duct is irradiated by ultraviolet rays, so that microorganisms are effectively killed, the photocatalyst material on the filter board can generate oxidation after being irradiated by the ultraviolet rays, so that bacteria in the air are decomposed, and the photocatalyst material reacts under the action of the ultraviolet rays to generate negative ions, thereby being beneficial to improving the air quality.

Description

Air purifier

Technical Field

The utility model relates to the technical field of air conditioning, in particular to an air purifier.

Background

With the continuous development of industry, air pollution is increasingly aggravated, and especially in urban areas, the air quality problem is increasingly prominent. A large amount of dust and micro solid particles such as PM2.5 can float in the air, so that many bacteria and viruses are also transmitted through the air, and the solid particles and the bacteria can cause great harm to the health of a human body after being inhaled into the human body. The air purifier refers to an electric appliance capable of adsorbing, decomposing or converting various air pollutants, generally including PM2.5, dust, pollen, peculiar smell, decoration pollution such as formaldehyde, bacteria, allergen and the like, and improving the air cleanliness.

At present, an air purifier generally uses an ion generator to generate negative ions for disinfection and sterilization, the negative ions are mainly utilized for disinfection and sterilization by adsorption capacity, and the dust with bacteria is adsorbed and then settled to achieve the aim of disinfection and sterilization.

Disclosure of Invention

The utility model aims to overcome the defects and shortcomings in the prior art and provides an air purifier.

One embodiment of the present utility model provides an air cleaner including: the device comprises an outer shell, a filter screen, a fan, a plurality of ultraviolet light sources and a plurality of filter plates;

the novel filter plate is characterized in that an air duct is arranged in the outer shell, the filter screen and the fan are sequentially arranged along the air flow direction of the air duct, the ultraviolet light sources and the filter plates are arranged between the filter screen and the fan, the ultraviolet light sources and the filter plates are arranged at intervals along the air flow direction of the air duct, the filter plates are provided with a plurality of vent holes communicated with the air duct, and the surfaces of the filter plates are coated with photocatalyst materials.

Compared with the prior art, the air purifier disclosed by the utility model has the advantages that dust, micro solid particles and other impurities in the air are filtered through the filter screen, then the air flowing through the air duct is irradiated through ultraviolet rays, so that DNA tissues of bacteria and viruses are destroyed, and microorganisms are effectively killed.

In some optional embodiments, a plurality of first mounting grooves and a plurality of second mounting grooves are formed in the outer shell, the plurality of first mounting grooves are sequentially arranged along the wind flow direction of the wind channel, the plurality of second mounting grooves are sequentially arranged along the wind flow direction of the wind channel, the first mounting grooves and the second mounting grooves are arranged in one-to-one correspondence, and two sides of the filter plate are respectively clamped in the corresponding first mounting grooves and the corresponding second mounting grooves.

In some optional embodiments, a plurality of protruding supporting portions are formed on the inner wall of the air duct, and the plurality of first mounting grooves and the plurality of second mounting grooves are disposed on the supporting portions in a one-to-one correspondence.

In some alternative embodiments, the ultraviolet light source includes an ultraviolet lamp tube disposed within the air duct and extending in a direction perpendicular to a wind flow direction of the air duct.

In some optional embodiments, the ultraviolet light source further comprises two mounting seats, the mounting seats are arranged in the air duct, and two ends of the ultraviolet lamp tube are respectively assembled on the two mounting seats.

In some alternative embodiments, a light barrier is disposed between the ultraviolet light source closest to the filter screen and the filter screen, the light barrier shielding the ultraviolet light source in a direction from the air inlet of the air duct to the ultraviolet light source.

In some alternative embodiments, a controller is disposed on the outer housing, and the controller is respectively in signal connection with the fan and the ultraviolet light source.

In some alternative embodiments, a plurality of working state indicator lights are further arranged on the outer shell, and the working state indicator lights are in signal connection with the controller.

In some alternative embodiments, the air quality detection device is arranged on the outer shell, and the air quality detection device is respectively connected with the fan and the ultraviolet light source in a signal mode.

In some optional embodiments, a clamping groove and a remote controller clamped in the clamping groove are arranged on one side of the outer shell, a signal receiving module connected with the remote controller in a signal mode is arranged on the outer shell, and the signal receiving module is connected with the fan and the ultraviolet light source in a signal mode.

In order that the utility model may be more clearly understood, specific embodiments thereof will be described below with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic view of an air cleaner according to an embodiment of the present utility model;

FIG. 2 is a schematic view showing the structure of an air cleaner in which a part of the structure of an outer case is hidden according to an embodiment of the present utility model;

FIG. 3 is a schematic view showing the structure of an air cleaner in which a part of the structure of an outer case is hidden according to an embodiment of the present utility model;

fig. 4 is a schematic view showing a structure of one side of the air cleaner in accordance with an embodiment of the present utility model when the outer case is partially constructed.

Reference numerals illustrate:

10. an outer housing; 11. an air duct; 12. a first mounting groove; 13. a second mounting groove; 14. a support part; 15. a light barrier; 16. a controller; 161. a signal receiving module; 17. a working state indicator lamp; 18. an air quality detection device; 181. an air inlet hole; 19. a clamping groove; 191. a remote controller; 20. a filter screen; 30. a blower; 40. an ultraviolet light source; 41. an ultraviolet lamp tube; 42. a mounting base; 50. a filter plate; 60; an aromatherapy box.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model. In the description of the present utility model, unless otherwise indicated, the meaning of "plurality" is 2 or more, and the meaning of "several" is 1 or more. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated unless otherwise indicated.

Referring to fig. 1 and 2, fig. 1 is a schematic structural view of an air purifier according to an embodiment of the present utility model, and fig. 2 is a schematic structural view of an air purifier according to an embodiment of the present utility model when hiding a part of the structure of an outer case 10, the air purifier comprising: the filter comprises an outer shell 10, a filter screen 20, a fan 30, a plurality of ultraviolet light sources 40 and a plurality of filter plates 50;

an air duct 11 is arranged in the outer shell 10, and a filter screen 20 and a fan 30 are sequentially arranged along the air flow direction of the air duct 11. The filter screen 20 is used for filtering dust in the air, micro solid particles and other impurities.

A plurality of ultraviolet light sources 40 and a plurality of filter plates 50 are arranged between the filter screen 20 and the fan 30, the plurality of ultraviolet light sources 40 and the plurality of filter plates 50 are arranged at intervals in the wind flow direction along the wind channel 11, the filter plates 50 have a plurality of ventilation holes communicating with the wind channel 11, the surfaces of the filter plates 50 are coated with the surfaces of the filter plates 50 of photocatalyst materials, and the inner walls of the ventilation holes are coated with photocatalyst materials. When the filtered air passes through the ultraviolet light source 40, DNA tissue of bacteria and viruses in the air is destroyed by ultraviolet light emitted from the ultraviolet light source 40. The photocatalyst material on the filter plate 50 is oxidized after being irradiated by the ultraviolet rays emitted by the ultraviolet light source 40, so that bacteria in the air are decomposed, and bacteria such as escherichia coli, staphylococcus aureus, pseudomonas aeruginosa, klebsiella pneumoniae and the like are effectively killed, so that more effective sterilization is carried out by matching with the ultraviolet rays. The photocatalyst material reacts under the action of ultraviolet rays to generate negative ions, and the negative ions can adsorb harmful substances in the air, so that the indoor air quality is improved, allergic symptoms and respiratory diseases are relieved, and the air quality is improved. In addition, since the irradiation of the ultraviolet light source 40 can be obtained on both sides of at least one filter sheet 50, the area of the photocatalyst material irradiated with ultraviolet light is increased, and the oxidation is effectively improved. In the present embodiment, two ultraviolet light sources 40 and two filter plates 50 are provided in the duct 11, and both side surfaces of the filter plates 50 located between the two ultraviolet light sources 40 are sufficiently irradiated with the ultraviolet light sources 40.

The photocatalytic material may employ nano-silica particles that adhere to the surface of the filter plate 50. The inner wall of the vent hole also belongs to the surface of the filter plate 50, and should be coated with a photocatalyst material, so that the contact area of air and the photocatalyst material can be increased, and the sterilization effect can be improved.

The filter plate 50 can adopt a ceramic photocatalyst filter plate 50, and the ceramic photocatalyst filter plate 50 is provided with a plurality of miniature vent holes, which is beneficial to improving the contact area of air and photocatalyst materials.

Referring to fig. 3 in conjunction with fig. 2, fig. 3 is a schematic structural diagram of an air purifier according to an embodiment of the present utility model when the air purifier is partially constructed in the outer housing 10, in order to facilitate installation of the filter plate 50, in some alternative embodiments, a plurality of first mounting grooves 12 and a plurality of second mounting grooves 13 are provided in the outer housing 10, the plurality of first mounting grooves 12 are sequentially arranged along the wind flow direction of the wind channel 11, the plurality of second mounting grooves 13 are sequentially arranged along the wind flow direction of the wind channel 11, the first mounting grooves 12 and the second mounting grooves 13 are correspondingly arranged one by one, and two sides of the filter plate 50 are respectively clamped in the corresponding first mounting grooves 12 and the corresponding second mounting grooves 13, so as to facilitate disassembly and replacement of the filter plate 50.

The structure of the ultraviolet light source 40 may be appropriately designed according to actual needs, and in some alternative embodiments, the ultraviolet light source 40 includes an ultraviolet lamp tube 41, where the ultraviolet lamp tube 41 is disposed in the air duct 11 and extends in a direction perpendicular to the wind flow direction of the air duct 11, so as to be beneficial to fully cover the space in the air duct 11 and improve the disinfection efficiency.

In order to facilitate the installation of the ultraviolet lamp tube 41, in some alternative embodiments, the ultraviolet light source 40 further includes two mounting seats 42, the mounting seats 42 are disposed in the air duct 11, and both ends of the ultraviolet lamp tube 41 are respectively assembled on the two mounting seats 42.

In some alternative embodiments, the inner wall of the air duct 11 is formed with a plurality of protruding support parts 14, and the plurality of first mounting grooves 12 and the plurality of second mounting grooves 13 are disposed on the support parts 14 in one-to-one correspondence. In the present embodiment, the mounting base 42 is located at one side of the supporting portion 14, and the supporting portion 14 is beneficial to supporting the filter plate 50 at a position closer to the ultraviolet lamp 41, so as to avoid a decrease in the ultraviolet sterilization efficiency.

In some alternative embodiments, a light barrier 15 is disposed between the ultraviolet light source 40 closest to the filter 20 and the filter 20, the light barrier 15 shielding the ultraviolet light source 40 in a direction from the air inlet of the air duct 11 to the ultraviolet light source 40. The light barrier 15 is beneficial to preventing ultraviolet rays emitted by ultraviolet rays from being emitted from the air inlet of the air duct 11 after passing through the filter screen 20. Preferably, the light barrier 15 is formed with an arc-shaped air guiding surface on one side close to the filter screen 20, the arc-shaped air guiding surface gradually extends towards the ultraviolet light source 40 in a direction close to two sides of the light barrier 15, the arc-shaped air guiding surface is beneficial to guiding the air flow passing through the filter screen 20 to two sides of the light barrier 15, so that the air flow passes over the light barrier 15 from two sides of the light barrier 15 and then continues to circulate, a phenomenon of turbulence caused by blocking of the light barrier 15 is effectively avoided, and the air flow in the air duct 11 can smoothly flow through the light barrier 15.

To facilitate turning on and off the blower 30 and the ultraviolet light source 40, in some alternative embodiments, the outer housing 10 is provided with a controller 16, the controller 16 being in signal communication with the blower 30 and the ultraviolet light source 40, respectively. The controller 16 is further provided with a signal receiving module 161, and the controller 16 is in signal connection with the remote controller 191 through the signal receiving module 161.

In some alternative embodiments, a plurality of working condition indicator lights 17 are further provided on the outer casing 10, the working condition indicator lights 17 are in signal connection with the controller 16, and the working condition indicator lights 17 can be used for indicating the current working condition of the purifier.

Referring to fig. 4, a schematic structural diagram of one side of the air purifier according to an embodiment of the present utility model when the outer casing 10 is partially constructed, in some alternative embodiments, the outer casing 10 is provided with an air quality detecting device 18, and the air quality detecting device 18 is respectively connected with the fan 30 and the ultraviolet light source 40 in a signal manner. In this embodiment, the air quality detecting device 18 is in signal connection with the controller 16, a housing cavity is provided in the outer housing 10, the housing cavity is used for housing the electric driving component of the ultraviolet light source 40, and the air quality detecting device 18 is also provided in the housing cavity and is communicated to the outside of the outer housing 10 through an air inlet 181 on the outer housing 10. The air quality detecting device 18 is used for detecting the air quality at the air outlet, and if the air quality is not qualified, the air quality detecting device 18 sends a signal to the controller 16, and the controller 16 controls the blower 30 and the ultraviolet light source 40 to operate at the maximum operation power. The air quality detection device 18 may be designed appropriately according to actual needs, the air quality detection device 18 may be used for detecting an air suspension bacteria detector, may be used for detecting a bacteria concentration in air, and judging whether the air quality is qualified based on the bacteria concentration, when the bacteria concentration is greater than a preset concentration threshold, the air quality is judged to be unqualified, and the air quality detection device 18 may be provided with a comparator to compare the bacteria concentration with the preset concentration threshold.

In some alternative embodiments, the fan 30 is a centrifugal fan 30. Of course, the configuration of blower 30 is not limited thereto and those skilled in the art can select other suitable configurations in light of the teachings of the present utility model.

In some alternative embodiments, a plurality of working condition indicator lights 17 are further provided on the outer casing 10, the working condition indicator lights 17 are in signal connection with the controller 16, and the working condition indicator lights 17 can be used for indicating the current working condition of the air purifier. For example, in the present embodiment, the operation state indicator lamp 17 is used to indicate the speed of the fan 30, and the plurality of operation state indicator lamps 17 may be used to indicate that the fan 30 is in the high wind speed range and the low wind speed range, respectively, and of course, the operation state indicator lamp 17 may also indicate whether the air quality result detected by the air quality detecting device 18 is acceptable or not through different colors or different brightness, which is not limited to this example. In the present utility model, the light of the operation state indicator lamp 17 can pass through the outer casing 10 and exit the outer casing 10, and a light-transmitting structure corresponding to the operation state indicator lamp 17 can be provided on the upper surface of the outer casing 10.

In some alternative embodiments, one side of the outer casing 10 is provided with a clamping groove 19 and a remote controller 191 clamped into the clamping groove 19, the remote controller 191 can be taken out from the clamping groove 19, a user can conveniently and remotely control the operation of the ultraviolet light source 40 and the fan 30, the outer casing 10 is provided with a signal receiving module 161 in signal connection with the remote controller 191, and the signal receiving module 161 is respectively in signal connection with the fan 30 and the ultraviolet light source 40 through the controller 16.

In addition, the aromatherapy box 60 can be further arranged in the air duct 11, so that the air blown out of the air duct 11 is accompanied with the aroma emitted by the aromatherapy in the aromatherapy box 60, and the user experience is improved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An air purifier, comprising: the device comprises an outer shell, a filter screen, a fan, a plurality of ultraviolet light sources and a plurality of filter plates;

2. An air cleaner according to claim 1, wherein: the novel filter plate is characterized in that a plurality of first mounting grooves and a plurality of second mounting grooves are formed in the outer shell, the first mounting grooves are sequentially arranged along the wind flow direction of the wind channel, the second mounting grooves are sequentially arranged along the wind flow direction of the wind channel, the first mounting grooves and the second mounting grooves are arranged in one-to-one correspondence, and two sides of the filter plate are respectively clamped in the corresponding first mounting grooves and the corresponding second mounting grooves.

3. An air cleaner according to claim 2, wherein: the inner wall of the air duct is provided with a plurality of convex supporting parts, and the first mounting grooves and the second mounting grooves are arranged on the supporting parts in a one-to-one correspondence mode.

4. An air cleaner according to claim 1, wherein: a light barrier is arranged between the ultraviolet light source closest to the filter screen and the filter screen, and the light barrier shields the ultraviolet light source in the direction from the air inlet of the air duct to the ultraviolet light source.

5. An air cleaner according to any one of claims 1 to 4 wherein: the ultraviolet light source includes an ultraviolet lamp tube disposed in the air duct and extending in a direction perpendicular to a wind flow direction of the air duct.

6. An air cleaner according to claim 5 wherein: the ultraviolet light source also comprises two mounting seats, the mounting seats are arranged in the air duct, and two ends of the ultraviolet lamp tube are respectively assembled on the two mounting seats.

7. An air cleaner according to any one of claims 1 to 4 wherein: the outer shell is provided with a controller which is respectively connected with the fan and the ultraviolet light source in a signal mode.

8. An air cleaner according to claim 7 wherein: the shell is also provided with a plurality of working state indicator lamps which are connected with the controller through signals.

9. An air cleaner according to any one of claims 1 to 4 wherein: the air quality detection device is arranged on the outer shell and is respectively connected with the fan and the ultraviolet light source through signals.

10. An air cleaner according to any one of claims 1 to 4 wherein: one side of the outer shell is provided with a clamping groove and a remote controller clamped in the clamping groove, the outer shell is provided with a signal receiving module connected with the remote controller in a signal mode, and the signal receiving module is connected with the fan and the ultraviolet light source in a signal mode.