KR102617821B1 - Air purifier - Google Patents

Abstract

The air purifier is launched. The air purifier has: base; A deodorizing filter located on the base, extending long, and having a photocatalyst; A fan that causes air to flow through the deodorizing filter; A light emitting unit made of optical fiber located in the interior space of the deodorizing filter and extending in a longitudinal direction of the deodorizing filter or in a direction intersecting the longitudinal direction of the deodorizing filter; Additionally, it may include a light source that penetrates the base and provides light to the light emitting unit.

Description

Air purifier {AIR PURIFIER}

This disclosure relates to an air purifier. More specifically, the present disclosure relates to an air purifier equipped with a means capable of activating a photocatalyst of a deodorizing filter.

An air purifier is a device that purifies indoor polluted air and improves indoor air quality. Typically, air purifiers are equipped with a filter that filters out substances such as fine dust, bacteria, viruses, or harmful gases floating in the air.

Among these, the deodorizing filter can adsorb or collect harmful gases that can cause odor or odor in the air or cause harm to the human body. In addition, the deodorizing filter is coated with a photocatalyst activated by light, and can decompose the trapped gas through a photochemical reaction.

Existing air purifiers do not have a means to activate the photocatalyst of the deodorizing filter. In this case, there was an inconvenience in that the user had to separate the deodorizing filter from the air purifier in order to irradiate the deodorizing filter with visible light or ultraviolet rays.

To solve this problem, an air purifier equipped with a lamp that can provide light to the deodorizing filter was developed. However, these air purifiers had a problem in that it was difficult to evenly disperse the light of the lamp with the deodorizing filter, and the pressure loss of the deodorizing filter increased due to the lamp.

The present disclosure aims to solve the above-described problems and other problems.

Another purpose may be to provide an air purifier that can evenly provide light to a deodorizing filter equipped with a photocatalyst with a minimum light source.

Another purpose may be to provide a structure that can minimize the consumption of energy to provide light to the deodorizing filter.

Another purpose may be to provide a structure of an optical module including an optical fiber that transmits light from a light source to a deodorizing filter.

Another purpose may be to provide a structure that can minimize the increase in pressure loss of the deodorizing filter due to the optical module.

Another purpose may be to provide a structure for separating and combining optical modules for a deodorizing filter.

Another purpose may be to provide various examples of optical modules.

According to one aspect of the present disclosure to achieve the above or other objects, an air purifier includes: a base; A deodorizing filter located on the base, extending long, and having a photocatalyst; A fan that causes air to flow through the deodorizing filter; A light emitting unit made of optical fiber located in the interior space of the deodorizing filter and extending in a longitudinal direction of the deodorizing filter or in a direction intersecting the longitudinal direction of the deodorizing filter; Additionally, it may include a light source that penetrates the base and provides light to the light emitting unit.

The effects of the air purifier according to the present disclosure will be described as follows.

According to at least one of the embodiments of the present disclosure, an air purifier capable of uniformly providing light to a deodorizing filter including a photocatalyst with a minimum light source can be provided.

According to at least one of the embodiments of the present disclosure, a structure capable of minimizing energy consumption for providing light to a deodorizing filter can be provided.

According to at least one of the embodiments of the present disclosure, it is possible to provide a structure of an optical module including an optical fiber that transmits light from a light source to a deodorizing filter.

According to at least one of the embodiments of the present disclosure, it is possible to provide a structure that can minimize the increase in pressure loss of the deodorizing filter due to the optical module.

According to at least one of the embodiments of the present disclosure, a structure for separating and combining an optical module for a deodorizing filter can be provided.

According to at least one of the embodiments of the present disclosure, various examples of optical modules can be provided.

Additional scope of applicability of the present disclosure will become apparent from the detailed description that follows. However, since various changes and modifications within the spirit and scope of the present disclosure may be clearly understood by those skilled in the art, the detailed description and specific embodiments such as preferred embodiments of the present disclosure should be understood as being given only as examples.

1 is a left side view of an air purifier according to an embodiment of the present disclosure.
Figure 2 is a diagram showing the internal configuration of an air purifier according to an embodiment of the present disclosure.
3 and 4 are diagrams for explaining assembly and disassembly of a filter according to an embodiment of the present disclosure.
5 to 7 are diagrams for explaining the structure of a filter according to an embodiment of the present disclosure.
FIG. 8 is a diagram illustrating an optical module removably inserted into a filter according to an embodiment of the present disclosure.
9 to 12 are diagrams for explaining the structure of an optical module according to a first embodiment of the present disclosure.
FIG. 13 is a diagram for explaining the structure of an optical module according to a second embodiment of the present disclosure.
Figure 14 is a diagram for explaining the structure of an optical module according to a third embodiment of the present disclosure.
Figure 15 is a diagram for explaining the structure of an optical module according to a fourth embodiment of the present disclosure.

Hereinafter, embodiments disclosed in the present specification will be described in detail with reference to the attached drawings. However, identical or similar components will be assigned the same reference numbers regardless of reference numerals, and duplicate descriptions thereof will be omitted.

In describing the embodiments disclosed in this specification, if it is determined that detailed descriptions of related known technologies may obscure the gist of the embodiments disclosed in this specification, the detailed descriptions will be omitted. In addition, the attached drawings are only for easy understanding of the embodiments disclosed in this specification, and the technical idea disclosed in this specification is not limited by the attached drawings, and all changes included in the spirit and technical scope of the present disclosure are not limited. , should be understood to include equivalents or substitutes.

Terms containing ordinal numbers, such as first, second, etc., may be used to describe various components, but the components are not limited by the terms. The above terms are used only for the purpose of distinguishing one component from another.

The direction indications of up (U), down (D), left (Le), right (Ri), front (F), and back (R) shown in the drawings are only for convenience of explanation, and are hereby used in this specification. The disclosed technical idea is not limited.

Referring to FIG. 1, the air purifier 1 may include a base 10 and a case 20. The air purifier 1 may be referred to as an air conditioner.

For example, the base 10 may have an overall circular plate shape and support the components of the air purifier 1. For example, the case 20 may have an overall truncated cone shape.

A plurality of suction holes 21 may be formed on the side of the case 20 and may provide room air (RA) to the inside of the case 20. For example, a plurality of suction holes 21 may be formed in the lower part of the case 20 and may be formed along the circumference of the case 20.

The discharge hole 22 (see FIG. 2) may be formed on the upper surface of the case 20, and may pass through the air purifier 1 and provide purified supply air (SA) to the room.

Referring to FIGS. 1 and 2 , the case 20 may include a first case 20a and a second case 20b. The first case 20a may form the front portion of the case 20 and may be convex toward the front. The second case 20b may form the rear portion of the case 20 and may be convex toward the rear. The first case 20a and the second case 20b may be detachably coupled to the fan housing 40, which will be described later.

Accordingly, the user can separate the first case 20a and/or the second case 20b from the fan housing 40 and access the inside of the air purifier 1.

The fan module 50 may be located above the filter assembly 30, which will be described later. The fan module 50 may be disposed inside the fan housing 40 coupled to the inside of the case 20 . The fan module 50 may include a hub 51, a shroud 52, a plurality of blades 53, and a motor 54. Motor 54 may be an electric motor. The hub 51 may be fixed to the rotation shaft 54A of the motor 54, and the shroud 52 may be spaced apart from the hub 51. The plurality of blades 53 may be coupled to the hub 51 and the shroud 52 between the hub 51 and the shroud 52 .

Accordingly, when the motor 54 is driven, the fan module 50 can generate a flow of air from the suction hole 21 to the discharge hole 22. That is, the filter assembly 30 may be located upstream of the fan module 50.

Meanwhile, the display unit (D) may be installed on the upper surface of the air purifier (1). For example, the display unit D may display information such as operation information of the air purifier 1 or indoor air temperature, humidity, fine dust concentration, or harmful gas concentration.

Referring to Figures 3 and 4, a plurality of columns (61, 62, 63, 64, a plurality of columns) may be located between the fan housing 40 and the base 10 and may extend long in the vertical direction. You can. A plurality of columns 61, 62, 63, and 64 may be coupled to the fan housing 40 and the base 10. The plurality of columns 61, 62, 63, and 64 may be spaced apart from each other in the circumferential direction of the base 10. The plurality of columns 61, 62, 63, and 64 may be positioned within a range of 180 degrees.

The filter assembly 30 may be inserted into or separated from the space between the fan housing 40 and the base 10, avoiding the area where the plurality of columns 61, 62, 63, and 64 are disposed. The first column 61 may be located on the left side of the filter assembly 30, and the fourth column 64 may be located on the right side of the filter assembly 30. The second column 62 and the third column 63 may be located behind the filter assembly 30.

Referring to FIGS. 5 and 6, the filter assembly 30 may have an overall cylindrical shape and may be open upward and downward. However, the shape of the filter assembly 30 is not limited to this, and may have various shapes such as a square box shape or a spherical shape. The filter assembly 30 may be simply referred to as a filter 30.

Accordingly, the air (RA) that has passed through the suction hole 21 (see FIG. 1) can be purified by flowing from the outer peripheral surface of the filter assembly 30 to the inner peripheral surface, and passes through the internal space 30P of the filter assembly 30. It may be provided as a fan module 50 (see FIG. 2). Additionally, the air that has passed through the fan module 50 can be supplied indoors as supply air (SA) through the discharge hole (22, see FIG. 1).

For example, the filter assembly 30 may include a first assembly 30a and a second assembly 30b. For another example, the filter assembly 30 may be comprised of one assembly or may include three or more assemblies.

The first assembly 30a may include a first filter 33, a first upper frame 31a, and a first lower frame 31b. The first filter 33 may form the outer peripheral surface of the filter assembly 30. The first upper frame 31a may have a ring shape and may be coupled to the top of the first filter 33. The first lower frame 31b may have a ring shape and may be coupled to the lower end of the first filter 33. Accordingly, each of the first upper frame 31a and the first lower frame 31b can cover the upper and lower ends of the first filter 33, respectively.

The second assembly 30b may include a second filter 34, a second upper frame 32a, and a second lower frame 32b. The second filter 34 may form the inner peripheral surface of the filter assembly 30. The internal space 30P of the filter assembly 30 may be the internal space of the second assembly 30b. The second upper frame 32a may have a ring shape and may be coupled to the top of the second filter 34. The second lower frame 32b may have a ring shape and may be coupled to the lower end of the second filter 34. Accordingly, each of the second upper frame 32a and the second lower frame 32b can cover the upper and lower ends of the second filter 34, respectively. Meanwhile, the second filter 34 may be referred to as a deodorizing filter.

Meanwhile, the first upper frame 31a and the second upper frame 32a may be collectively referred to as the upper frame 35a (see FIG. 7). And, the first lower frame 31b and the second lower frame 32b may be collectively referred to as the lower frame 35b (see FIG. 7).

Referring to FIG. 7, the first filter 33 may include a prefilter 331, HEPA filters 332 and 333, and a deodorization filter 34. Here, HEPA is an abbreviation for High Efficiency Particulate Air.

The pre-filter 331 may be located on the outermost side of the first filter 33. The pre-filter 331 may have a mesh structure, and a plurality of through holes may be formed. The pre-filter 331 can filter out animal fur, lint, hair, or large dust. The pre-filter 331 may be detachably provided in the first filter 33, and may be washed and reused as needed. For example, in the circumferential direction of the pre-filter 331, one end and the other end of the pre-filter 331 may be connected using a Velcro method.

The outer peripheral surface of the HEPA filters 332 and 333 may face the inner peripheral surface of the pre-filter 331. The HEPA filters 332 and 333 may have a mesh structure, and fine pores may be formed. The HEPA filters 332 and 333 can filter fine-sized substances such as fine dust, bacteria, or viruses. The HEPA filters 332 and 333 may include a support layer (332) and a filter layer (333). The support layer 332 may support the filter layer 333. For example, the support layer 332 or the filter layer 333 may include polypropylene (PP), polyethylene terephthalate (PET), or polytetrafluoroethylene (PTFE).

The deodorizing filter 34 may form the inner peripheral surface of the first filter 33. The deodorizing filter 34 may have a plurality of through holes. For example, the deodorizing filter may be an activated carbon filter or a carbon filter, and may adsorb or collect odors and/or harmful gases contained in the air.

The photocatalyst can be activated by light and coated on the deodorizing filter 34. For example, the photocatalyst can be activated by visible light. For another example, the photocatalyst may be activated by light in the ultraviolet wavelength range. The photocatalyst may include tungsten oxide, titanium oxide, zinc oxide, or zirconium oxide.

A cocatalyst can help activate the photocatalyst and can be coated on the deodorizing filter 34. For example, the cocatalyst may include platinum (Pt), rhodium (Rh), ruthenium (Ru), palladium (Pd), silver (Ag), copper (Cu), or zinc (Zn). Accordingly, the deodorizing filter 34 can decompose harmful substances adsorbed or collected in the deodorizing filter 34 through a photochemical reaction.

Referring to FIGS. 8 and 9, the optical module 80 may be inserted into or separated from the internal space 30P of the filter assembly 30. The optical module 80 may include a module base 81, a plurality of pillars 82, a ring member 83, and a plurality of light emitting units 84.

The module base 81 may have an overall circular plate shape. The diameter D11 of the module base 81 may be equal to or smaller than the inner diameter D10 of the filter assembly 30. Here, the inner diameter D10 of the filter assembly 30 may be the inner diameter of the frame 35. The side of the module base 81 may face the inner peripheral surface of the lower frame 35b. The lower end of the module base 81 may be aligned with the lower end of the lower frame 35b. For example, the module base 81 may be coupled to or supported by the lower frame 35b. Meanwhile, the module base 81 may include an opaque material.

The plurality of pillars 82 may extend long in the vertical direction and may be coupled to the upper surface of the module base 81. A plurality of pillars (82a, 82b, 82c, 82d, 82e, see FIG. 10) may be spaced apart from each other at regular intervals in the circumferential direction of the module base 81. For example, the plurality of pillars 82 may be formed as one body with the module base 81. Meanwhile, the plurality of fillers 82 may include an opaque material.

The ring member 83 may extend along the direction in which the plurality of pillars 82 are spaced apart from each other. The diameter of the ring member 83 may be smaller than or equal to the diameter of the module base 81. The ring member 83 may be coupled to the top of the plurality of pillars 82. Accordingly, the positions of the plurality of pillars 82 and the distance between them can be stably maintained by the ring member 83. For example, the ring member 83 may be formed as one body with the plurality of fillers 82. The top of the ring member 83 may be aligned with the top of the upper frame 35a. Meanwhile, the ring member 83 may include an opaque material.

The plurality of light emitting units 84 may include an optical fiber material. Optical fibers may be formed of glass, quartz, or plastic. Each of the plurality of light emitting units 84a may extend along each of the plurality of pillars 82 and may be coupled to each of the plurality of pillars 82. The plurality of light emitting units 84 may be coupled to one surface of each of the plurality of fillers 82 facing the inner peripheral surface of the filter assembly 30, that is, the inner peripheral surface of the deodorizing filter 34 (see FIG. 7).

Specifically, one surface of the first filler 82a may face the inner peripheral surface of the deodorizing filter 34 (see FIG. 7). The first groove may be formed on one surface of the first pillar 82a. The first light emitting portion 84a may have a circular cross-section and may be inserted into the first groove. The side holders 821 and 822 may be formed on one surface of the first pillar 82a and may cover a portion of the surface of the first light emitting unit 84a. That is, the first light emitting unit 84a may be fixed between the first groove and the side holders 821 and 822. For example, the side holders 821 and 822 may include a plurality of side holders 821 and 822 spaced apart from each other in the longitudinal direction of the first pillar 82a, that is, in the vertical direction. The top holder 831 may be formed on the ring member 83, and the upper end of the first light emitting unit 84a may be inserted.

Accordingly, the first light emitting unit 84a may be coupled to the first pillar 82a. In addition, the description of the coupling structure of the first light emitting part 84a with respect to the above-described first light emitting part 84a and the first pillar 82a refers to the second to fifth light emitting parts 84b, 84c, 84d, and 84e. And the same can be applied to the description of the second to fifth light emitting units 84b, 84c, 84d, and 84e with respect to the second to fifth fillers 82b, 82c, 82d, and 82e.

10 and 11, each of the first light emitting unit 84a, the second light emitting unit 84b, the third light emitting unit 84c, the fourth light emitting unit 84d, and the fifth light emitting unit 84e Some may be inserted into the interior of the module base 81 and may be gathered in the center of the module base 81.

The center groove 810 may be formed by recessing from the center of the lower surface of the module base 81 toward the upper side. The center groove 810 may be open to the lower side of the module base 81. The lower ends of each of the first light emitting part 84a, the second light emitting part 84b, the third light emitting part 84c, the fourth light emitting part 84d, and the fifth light emitting part 84e are of the center groove 810. Can penetrate the upper surface. That is, the bottom of each of the first light emitting unit 84a, the second light emitting unit 84b, the third light emitting unit 84c, the fourth light emitting unit 84d, and the fifth light emitting unit 84e is the module base 81. ) can be exposed to the lower side. The first light emitting part 84a, the second light emitting part 84b, the third light emitting part 84c, the fourth light emitting part 84d, and the fifth light emitting part 84e are located on the upper surface of the center groove 810. It may be arranged along the circumferential direction of the center groove 810.

4 and 12, the supporter 11 may form at least a portion of the upper surface of the base 10. The supporter 11 may face the fan housing 40 with respect to the filter 30 . The supporter 11 may have an overall circular plate shape.

The board 71 may be coupled to the lower surface of the supporter 11. The board 71 may be a printed circuit board (PCB). The board 71 may be referred to as a substrate. The supporter 11 may be located between the module base 81 and the board 71.

The light source 72 may be mounted on the upper surface of the board 71 and may penetrate the hole 11a of the supporter 11. The light source 72 may be an LED (Light Emitting Diode) or a lamp. For example, the light source 72 may provide light in the visible or ultraviolet wavelength range. For example, light source 72 may provide light with a wavelength of 405 nm. For example, the control unit (not shown) of the air purifier may be electrically connected to the light source 72 and control the operation of the light source 72, that is, the on-off of the light source 72. . In this case, the control unit can turn on the light source 72 when the filter assembly 30 is seated on the supporter 11.

In the vertical direction, the light source 72 may be aligned with the center groove 810 and the lower ends of the light emitting units 84. That is, light from the light source 72 may be provided to the bottom of the light emitting units 84 through the center groove 810 and may be guided along the light emitting units 84. At this time, a gap may be formed between the light source 72 and the lower ends of the light emitting units 84. This gap can function as a buffer, and as a result, light from the light source 72 can be evenly distributed to the light emitting units 84.

Accordingly, the plurality of light emitting units 84 (see FIG. 8) can evenly spread the light of the light source 72 toward the inner peripheral surface of the filter assembly 30, that is, the inner peripheral surface of the deodorizing filter 34 (see FIG. 7). And, this light can activate the photocatalyst coated on the deodorizing filter 34.

Meanwhile, as the position of the plurality of light emitting units 84 approaches the inner peripheral surface of the deodorizing filter 34, the number of light emitting units 84 may increase. Conversely, as the location of the plurality of light emitting units 84 moves away from the inner peripheral surface of the deodorizing filter 34, the number of light emitting units 84 may decrease.

Referring again to FIG. 9, the first part, which is part of the side of the first light emitting unit 84a fixed to the first pillar 82a, may be inserted into the first groove, and the first part fixed to the first pillar 82a may be inserted into the first groove. The second part, which is the remaining part of the side of the first light emitting unit 84a, may not be inserted into the first groove. Notches 841 and 842 may be formed in the second portion of the first light emitting portion 84a. The notches 841 and 842 may be fan-shaped grooves. The notches 841 and 842 may include a plurality of notches 841 and 842 spaced apart from each other in the longitudinal direction of the first light emitting unit 84a.

The first notch 841 may include a first upper inclined surface 841a and a first lower inclined surface 841b that are symmetrical to each other with respect to the virtual first horizontal plane. The first upper inclined surface 841a may be inclined upward with respect to the first horizontal plane, and the first lower inclined surface 841b may be inclined downward with respect to the first horizontal plane.

The second notch 842 may include a second upper inclined surface 842a and a second lower inclined surface 842b that are symmetrical to each other with respect to the virtual second horizontal plane. The second upper inclined surface 842a may be inclined upward with respect to the second horizontal plane, and the second lower inclined surface 842b may be inclined downward with respect to the second horizontal plane.

The second horizontal plane may be spaced upward by a certain distance L2 from the first horizontal plane. The distance L2 between the first horizontal surface and the second horizontal surface may be smaller than the length L1 of the first pillar 82. For example, a plurality of notches 841 and 842 may be arranged at regular intervals between the top and bottom of the first pillar 82.

Accordingly, the notches 841 and 842 can better spread the light of the first light emitting unit 84a. Also, the above-described notches 841 and 842 may be equally applied to the second to fifth light emitting units 84b, 84c, 84d, and 84e.

Referring to FIG. 13, the pillar 82' may extend upward from the center of the upper surface of the module base 81. For example, the pillar 82' may be formed as one body with the module base 81. Meanwhile, the filler 82'' may include an opaque material.

The cap 83' may be coupled to the top of the filler 82'. The diameter of the cap 83' may be larger than the diameter of the filler 82'. For example, the cap 83' may be formed as one body with the filler 82'. Meanwhile, the cap 83' may include an opaque material.

The light emitting unit 84' may include an optical fiber material. The light emitting portion 84' may be located between the module base 81 and the cap 83' and may surround the filler 82'. The upper end of the light emitting unit 84' may be fixed to the lower surface of the cap 83'. Additionally, a portion of the light emitting portion 84' may be inserted into the interior of the module base 81, and the lower end of the light emitting portion 84' may be directed toward the light source 72 (see FIG. 12) through the center groove 810. You can.

Accordingly, the light emitting unit 84' can spread the light of the light source 72 toward the inner peripheral surface of the filter assembly 30, that is, the inner peripheral surface of the deodorizing filter 34 (see FIG. 7). And, this light can activate the photocatalyst coated on the deodorizing filter 34.

Notches 841', 842', and 843' may be formed on the side of the light emitting unit 84'. The notches 841', 842', and 843' may be fan-shaped grooves. The notches 841', 842', and 843' may include a plurality of notches 841', 842', and 843' that are spaced apart from each other in the longitudinal direction of the light emitting portion 84'. A plurality of notches 841', 842', and 843' may be formed alternately on one side and the other side of the light emitting unit 84' fixed to the pillar 82'.

The first notch 841' may be formed on one side of the light emitting unit 84'. The first notch 841' may include a first upper inclined surface 841a' and a first lower inclined surface 841b' that are symmetrical to each other with respect to the virtual first horizontal plane. The first upper inclined surface 841a' may be inclined upward with respect to the first horizontal plane, and the first lower inclined surface 841b' may be inclined downward with respect to the first horizontal plane.

A second notch 842' may be formed on the other side of the light emitting unit 84'. The second notch 842' may include a second upper inclined surface 842a' and a second lower inclined surface 842b' that are symmetrical to each other with respect to the virtual second horizontal plane. The second upper inclined surface 842a' may be inclined upward with respect to the second horizontal plane, and the second lower inclined surface 842b' may be inclined downward with respect to the second horizontal plane.

A third notch 843' may be formed on one side of the light emitting unit 84'. The third notch 843' may include a third upper inclined surface 843a' and a third lower inclined surface 843b' that are symmetrical to each other with respect to the virtual third horizontal plane. The third upper inclined surface 843a' may be inclined upward with respect to the third horizontal plane, and the third lower inclined surface 843b' may be inclined downward with respect to the third horizontal plane.

The first horizontal plane, the second horizontal plane, and the third horizontal plane may be spaced apart from each other in the longitudinal direction of the light emitting unit 84'. For example, a plurality of notches 841', 842', and 843' may be arranged at regular intervals between the module base 81 and the cap 83'.

Accordingly, the notches 841', 842', and 843' can better spread the light of the light emitting unit 84'.

Referring to FIG. 14, the light emitting unit 84'' may include an optical fiber material. A portion of the light emitting portion 84'' may be wound around the plurality of fillers 82 in a horizontal direction. For example, a plurality of light emitting units 84'' may be provided.

The vertical portion of the first light emitting portion 84d'' may extend along the fourth pillar 82d. The vertical portion of the first light emitting unit 84d'' may be fixed to the fourth pillar 82d through a vertical holder 821''. The horizontal portion of the first light emitting portion 84d'' is horizontal to the fourth pillar 82d, the third pillar 82c, the second pillar 82b, the first pillar 82a, and the fifth pillar 82e. It can be wound with The horizontal portion of the first light emitting portion 84d'' is connected to the third pillar 82c, the second pillar 82b, the first pillar 82a, and the fifth pillar 82e through the horizontal holder 823''. can be fixed to

The vertical portion of the second light emitting portion 84e'' may extend along the fifth pillar 82e. The vertical portion of the second light emitting unit 84e'' may be fixed to the fifth pillar 82e through vertical holders 821'' and 822''. The horizontal portion of the second light emitting portion 84e'' is horizontal to the fifth pillar 82e, the first pillar 82a, the second pillar 82b, the third pillar 82c, and the fourth pillar 82d. It can be wound with The horizontal portion of the second light emitting portion 84e'' is connected to the first pillar 82a, the second pillar 82b, the third pillar 82c, and the fourth pillar 82d through the horizontal holder 823''. can be fixed to

A portion of the light emitting portion 84'' may be inserted into the interior of the module base 81, and the lower end of the light emitting portion 84'' may be directed toward the light source 72 (FIG. 12) through the center groove 810. there is.

Accordingly, the light emitting unit 84'' can spread the light of the light source 72 toward the inner peripheral surface of the filter assembly 30, that is, the inner peripheral surface of the deodorizing filter 34 (see FIG. 7). And, this light can activate the photocatalyst coated on the deodorizing filter 34. Meanwhile, the plurality of notches described above may be formed at regular intervals on the side of the light emitting unit 84'' and can better spread the light of the light emitting unit 84''.

Referring to FIG. 15, the light emitting unit 84''' may include an optical fiber material. A portion of the light emitting portion 84''' may be wound around the plurality of fillers 82 in a spiral shape.

The vertical portion of the light emitting portion 84''' may extend along the fourth pillar 82d. The vertical portion of the light emitting portion 84''' may be fixed to the fourth pillar 82d through a vertical holder (not shown). The spiral portion of the light emitting portion 84''' may be wound around the plurality of fillers 82 in a spiral shape. The spiral portion of the light emitting portion 84''' may be fixed to the plurality of pillars 82 through a holder 820'''.

A portion of the light emitting portion 84''' may be inserted into the interior of the module base 81, and the lower end of the light emitting portion 84''' may be connected to the light source 72 (see FIG. 12) through the center groove 810. can be directed to

Accordingly, the light emitting unit 84''' can spread the light of the light source 72 toward the inner peripheral surface of the filter assembly 30, that is, the inner peripheral surface of the deodorizing filter 34 (see FIG. 7). And, this light can activate the photocatalyst coated on the deodorizing filter 34. Meanwhile, the plurality of notches described above may be formed at regular intervals on the side of the light emitting unit 84''' and can better spread the light of the light emitting unit 84'''.

1 to 15, the air purifier includes: a base; A deodorizing filter located on the base, extending long, and having a photocatalyst; A fan that causes air to flow through the deodorizing filter; A light emitting unit made of optical fiber located in the interior space of the deodorizing filter and extending in a longitudinal direction of the deodorizing filter or in a direction intersecting the longitudinal direction of the deodorizing filter; Additionally, it may include a light source that penetrates the base and provides light to the light emitting unit.

The air purifier may further include a board on which the light source is mounted, and the base has: a hole through which the light source penetrates, one surface facing the internal space of the deodorizing filter, and the other surface to which the board is coupled. It may further include supporters having .

The air purifier may further include: a module base located in the interior space of the deodorizing filter and seated on the one surface of the supporter, the light emitting portion may be coupled to the module base, and a portion of the light emitting portion may be , may penetrate the module base and face the light source.

The module base has: one side facing the supporter; a second side opposite to the first side; In addition, it may be dented from the one side toward the other side and may further include a center groove through which an end of the light emitting part passes, and a gap may be formed between the light source and the end of the light emitting part.

The deodorizing filter may have a cylindrical shape extending in a vertical direction, and the light source may be located at the central axis of the deodorizing filter.

The air purifier includes: a module base through which the light emitting part penetrates; In addition, it may further include a filler that extends vertically from the module base and is fixed to the light emitting unit.

The light emitting unit may extend along the central axis of the deodorizing filter, and an end of the light emitting unit may be directed toward the light source.

The filler may further include a plurality of fillers spaced apart from each other in the circumferential direction of the deodorizing filter, and the air cleaner: faces the module base with respect to the plurality of fillers and is coupled to the plurality of fillers. It may further include a ring member.

The light emitting unit may further include a plurality of light emitting units that extend in a vertical direction, are spaced apart from each other in the circumferential direction of the deodorizing filter, and are fixed to the plurality of fillers between the module base and the ring member, An end of each of the plurality of light emitting units may be directed toward the light source.

The light emitting unit includes: a first light emitting unit having one end facing the light source and a horizontal portion wound around the plurality of pillars in a horizontal direction; In addition, it may further include a second light emitting part having one end facing the light source and a horizontal part wound in a horizontal direction around the plurality of fillers, wherein the horizontal part of the first light emitting part and the horizontal part of the second light emitting part The parts may be spaced apart from each other in the longitudinal direction of the deodorizing filter.

The light emitting unit may include a spiral portion with one end facing the light source and spirally wound around the plurality of fillers.

The light emitting unit may further include a fan-shaped notch formed on a side of the light emitting unit.

The notch may further include a plurality of notches spaced apart from each other in the longitudinal direction of the light emitting unit, and each of the plurality of notches may include: a first inclined surface formed to be inclined upward with respect to a virtual horizontal plane; Additionally, it may include a second inclined surface that is symmetrical to the first inclined surface with respect to the horizontal plane.

The light source may be an LED and may provide visible light to the light emitting unit.

The fan may face the base with respect to the deodorizing filter, and the air purifier may further include a case providing an internal accommodation space where the fan and the deodorizing filter are installed, and the case may include: the case a suction hole formed on the side of the deodorizing filter and facing the outer surface of the deodorizing filter; And, it may include a discharge hole formed on the upper surface of the case.

Any or other embodiments of the present disclosure described above are not exclusive or distinct from each other. In certain embodiments or other embodiments of the present disclosure described above, each configuration or function may be used in combination or combined.

For example, this means that configuration A described in a particular embodiment and/or drawing may be combined with configuration B described in other embodiments and/or drawings. In other words, even if the combination between components is not directly explained, it means that combination is possible, except in cases where it is explained that combination is impossible.

The above detailed description should not be construed as restrictive in any respect and should be considered illustrative. The scope of the present invention should be determined by reasonable interpretation of the appended claims, and all changes within the equivalent scope of the present invention are included in the scope of the present invention.

Claims (15)

Base;
A deodorizing filter located on the base, extending long, and having a photocatalyst;
A fan that causes air to flow through the deodorizing filter;
A light emitting unit made of optical fiber located in the interior space of the deodorizing filter;
a light source located at the base and providing light to an end of the light emitting unit; and,
It is located in the internal space of the deodorizing filter and includes a filler extending from the base in the longitudinal direction of the deodorizing filter,
At least a portion of the light emitting unit,
extending along the pillar and secured to the pillar,
The light emitting part:
An air purifier further comprising a fan-shaped notch formed on a side of the light emitting unit. According to claim 1,
Further comprising a board on which the light source is mounted,
The base is:
An air purifier further comprising a supporter having a hole through which the light source passes, one surface facing the internal space of the deodorizing filter, and another surface to which the board is coupled. According to clause 2,
It is located in the internal space of the deodorizing filter and further includes a module base seated on the one surface of the supporter,
The light emitting unit is coupled to the module base,
Part of the light emitting part is,
An air purifier penetrating the module base and facing the light source. According to clause 3,
The module base is:
One side facing the supporter;
a second side opposite to the first side; and,
It further includes a center groove that is dented and molded from the one side toward the other side, and through which the end of the light emitting portion penetrates,
An air purifier in which a gap is formed between the light source and the end of the light emitting part. According to claim 1,
The deodorizing filter has a cylindrical shape extending in the vertical direction,
The light source is an air purifier located at the central axis of the deodorizing filter. According to clause 5,
Further comprising a module base through which the light emitting unit penetrates,
The filler is,
An air purifier extending vertically from the module base. According to clause 6,
The light emitting part,
Extending along the central axis of the deodorizing filter,
The end of the light emitting portion is,
An air purifier facing the light source. According to clause 6,
The filler is:
Further comprising a plurality of fillers spaced apart from each other in the circumferential direction of the deodorizing filter,
The air purifier further includes a ring member that faces the module base with respect to the plurality of fillers and is coupled to the plurality of fillers. According to clause 8,
The light emitting part:
Further comprising a plurality of light emitting units extending in a vertical direction, spaced apart from each other in the circumferential direction of the deodorizing filter, and fixed to the plurality of pillars between the module base and the ring member,
An end of each of the plurality of light emitting units is,
An air purifier facing the light source. According to clause 8,
The light emitting part:
a first light emitting unit with one end facing the light source and a horizontal portion wound around the plurality of pillars in a horizontal direction; and,
It further includes a second light emitting unit, one end of which faces the light source, and a horizontal portion wound horizontally around the plurality of pillars,
The horizontal portion of the first light emitting unit and the horizontal portion of the second light emitting unit,
Air purifiers spaced apart from each other in the longitudinal direction of the deodorizing filter. According to clause 8,
The light emitting part:
An air purifier including a spiral portion with one end facing the light source and spirally wound around the plurality of fillers. delete According to claim 1,
The notches are:
Further comprising a plurality of notches spaced apart from each other in the longitudinal direction of the light emitting unit,
Each of the plurality of notches:
a first inclined surface formed to be inclined upward with respect to a virtual horizontal plane; and,
An air purifier including a second inclined surface that is symmetrical to the first inclined surface with respect to the horizontal plane. According to claim 1,
The light source is,
An air purifier that is LED and provides visible light to the light emitting unit. According to claim 1,
The fan faces the base with respect to the deodorizing filter,
Further comprising a case providing an internal accommodation space where the fan and the deodorizing filter are installed,
The above case is:
a suction hole formed on a side of the case and facing an outer surface of the deodorizing filter; and,
An air purifier including a discharge hole formed on the upper surface of the case.

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