TWM622445U - Ultraviolet disinfection module - Google Patents

Abstract

The present disclosure provides an ultraviolet disinfection module including a carrying piece, a circuit board, a plurality of light-emitting units and a reflecting cover. The circuit board is disposed on the carrying piece and has a mounting surface opposite to the carrying piece. The plurality of light-emitting units are disposed on the mounting surface of the circuit board and electronically connected to the circuit board, and are at least one of a UVA, UVB or UVC light-emitting diode or a combination thereof. The reflecting cover is disposed on the carrying piece and the circuit board for protecting the circuit board. The reflecting cover has a plurality of reflecting cup chambers corresponding to the plurality of light-emitting units for allowing light emitted from the light-emitting units to emit through the reflecting cup chambers to the outside. The ultraviolet disinfection module provided by the present disclosure may perform disinfection and sterilizing functions efficiently.

Description

UV light sterilization module

This creation is about a sterilization module, more specifically, an ultraviolet light sterilization module.

In the prior art, ultraviolet (Ultraviolet, UV) light sources have been used to disinfect and sterilize objects and the environment. However, when using ultraviolet light-emitting elements to sterilize and sterilize objects and environments, the selection, arrangement and installation procedures of the types of ultraviolet light-emitting elements still need to be improved, so as to achieve the desired results while saving design and installation costs. The desired disinfection and sterilization effect.

In view of the above technical problems, the present invention provides an ultraviolet light sterilization module, which can make the ultraviolet light sterilization module well applicable to different application scenarios through a specific structural design.

An embodiment of the present invention provides an ultraviolet light sterilization module, which includes a carrier, a circuit substrate, a plurality of light-emitting elements, and a reflective cover. The circuit substrate is disposed on the bearing base, and has an installation surface, and the installation surface is disposed away from the bearing base. A plurality of light-emitting elements are disposed on the mounting surface of the circuit substrate and are electrically connected to the circuit substrate, wherein the plurality of light-emitting elements are any one or a combination of UVA, UVB and UVC light-emitting diodes. The reflective cover body is arranged on the bearing seat and The circuit substrate is used to protect the circuit substrate, wherein the reflection cover has a plurality of reflection cup cavities corresponding to the plurality of light-emitting elements, so that the light beams emitted by the plurality of light-emitting elements pass through the plurality of reflection cups The cavity is ejected to the outside world.

In a preferred embodiment of the present invention, the plurality of light-emitting elements include at least one UVA light-emitting element and at least one UVC light-emitting element.

In a preferred embodiment of the present invention, the ultraviolet light sterilization module further includes a functional coating, and the functional coating is disposed on the reflective cover for interacting with the light beam emitted by the light-emitting element. Produce sterilization and disinfection effect.

In a preferred embodiment of the present invention, each of the plurality of reflector cup cavities has a surrounding side wall, and the surrounding side wall defines a light path space, and the surrounding side wall reflects a part of the light beams emitted by the plurality of light-emitting elements to the outside world , another part of the light beams emitted by the plurality of light-emitting elements is directly emitted to the outside through the light path space.

In a preferred embodiment of the present invention, the ultraviolet light sterilization module further includes a side cover group, the side cover group has a casing structure and an electrical connection element, wherein the electrical connection element of the side cover group The sexual connection element is used to connect the external power supply, and is electrically connected with the circuit substrate and the plurality of light-emitting elements, and the casing structure of the side cover group has a groove for accommodating one end of the reflective cover and the plurality of light-emitting elements. One end of the bearing seat connects the reflective cover and the bearing seat to each other.

In a preferred embodiment of the present invention, the carrier, the reflective cover and the circuit substrate are all elongated.

In a preferred embodiment of the present invention, the ultraviolet light sterilization module further includes a sensing element and a control element. The sensing element is disposed between the circuit substrate and the reflective cover The one with less. The control element is disposed on the circuit substrate and is electrically connected to the sensing element for receiving a sensing signal transmitted by the sensing element and controlling the switches of the plurality of light-emitting elements accordingly.

In a preferred embodiment of the present invention, the bearing seat is a heat dissipation structure.

In a preferred embodiment of the present invention, the plurality of light-emitting elements include a plurality of UVA light-emitting elements and a plurality of UVC light-emitting elements, and the UVA light-emitting elements and the UVC light-emitting elements are staggered.

In a preferred embodiment of the present invention, the reflective cover is an upper cover for the air outlet and the bearing base is a lower cover for the air outlet.

In a preferred embodiment of the present invention, the air outlet upper cover has an upper surface and a lower surface opposite to the upper surface, and the air outlet upper cover has a plurality of light-emitting elements penetrating through the upper surface and the lower surface and corresponding to a plurality of light-emitting elements There are a plurality of light-emitting holes, so that the light beams emitted by the plurality of light-emitting elements are emitted to the outside through the plurality of light-emitting holes.

In a preferred embodiment of the present invention, the air outlet upper cover further has a surrounding side surface surrounding one of the upper surface and the lower surface, and the surrounding side surface has at least one heat dissipation hole.

In a preferred embodiment of the present invention, the lower cover of the air outlet includes at least one circuit box for accommodating at least one circuit element.

In a preferred embodiment of the present invention, the air outlet upper cover includes a first fixing through hole, the circuit substrate includes a second fixing through hole, the air outlet lower cover includes a third fixing through hole, the first fixing through hole The fixing through hole, the second fixing through hole and the third fixing through hole are aligned with each other to form a through hole, and the through hole is used for a fixing element to pass through to fix the ultraviolet light sterilization module on another external structure.

At least one main technical means of the present invention is that the ultraviolet light sterilization module provided by the embodiment of the present invention is designed through the structure of a bearing seat, a circuit substrate, a plurality of light-emitting elements and a reflective cover. The design enables the ultraviolet light sterilization module to effectively achieve sterilization and disinfection effects, and the structural design can match the structure of the existing equipment in the environment, and is well suited for different use environments.

M: UV light sterilization module

1: Bearing seat

11: circuit box

12: The third fixed through hole

2: circuit board

21: Mounting Surface

22: Second fixed through hole

3: Light-emitting element

31: UVA light-emitting element

32: UVC light-emitting element

4: Reflective cover

41: Reflector cup cavity

411: Surrounding Sidewall

412: Light Path Space

42: light exit hole

43: Surround side surface

431: cooling hole

44: The first fixed through hole

5: Side cover group

51: Shell structure

511: Groove

52: Electrical connection components

71: Protection circuit

72: Bridge Rectifier

73: LED driver control chip

74: Inductance

75: Filter capacitor

S1: upper surface

S2: lower surface

P: Beam

H: through hole

V: air outlet

F: Fixed element

L: mark

FIG. 1 is a three-dimensional schematic diagram of an ultraviolet light sterilization module according to a first embodiment of the invention.

FIG. 2 is a schematic exploded view of the ultraviolet light sterilization module shown in FIG. 1 .

FIG. 3 is a schematic side view of the ultraviolet light sterilization module shown in FIG. 1 .

FIG. 4 is a schematic top view of the ultraviolet light sterilization module shown in FIG. 1 .

FIG. 5A is a schematic cross-sectional view of the ultraviolet light sterilization module shown in FIG. 1 .

FIG. 5B is a schematic cross-sectional view taken along the line B-B in FIG. 3 .

FIG. 6A is a schematic three-dimensional view of the ultraviolet light sterilization module according to the second embodiment of the invention.

FIG. 6B is another three-dimensional schematic diagram of the ultraviolet light sterilization module according to the second embodiment of the invention.

FIG. 7 is an exploded schematic diagram of the ultraviolet light sterilization module according to the second embodiment of the invention.

FIG. 8 is a schematic top view of the ultraviolet light sterilization module according to the second embodiment of the invention.

FIG. 9 is a schematic side view of the ultraviolet light sterilization module according to the second embodiment of the invention.

10 is a schematic diagram of another side view of the ultraviolet light sterilization module according to the second embodiment of the invention.

FIG. 11 is an exploded schematic diagram of the ultraviolet light sterilization module of the second embodiment of the invention applied to the air outlet.

FIG. 12 is a block diagram showing the circuit design of the ultraviolet light sterilization module of the present invention.

The implementation of the “ultraviolet light sterilization module” disclosed in the present creation will be described below through specific embodiments. Those with ordinary knowledge in the technical field to which the present creation pertains can understand the advantages and effects of the present creation from the content disclosed in this specification. This creation can be implemented or applied through other different specific embodiments, and various details in this specification can also be modified and changed based on different viewpoints and applications without departing from the spirit of this creation. The following embodiments will further describe the related technical contents of the present creation in detail, but the disclosed contents are not intended to limit the technical scope of the present creation.

First, please refer to FIG. 1 , FIG. 6A and FIG. 6B . 1 is a schematic perspective view of the ultraviolet light sterilization module M according to the first embodiment of the invention, and FIGS. 6A and 6B are schematic perspective views of the ultraviolet light sterilization module M according to the second embodiment of the invention. In fact, the ultraviolet light sterilization module provided by this creation mainly includes two different application modes: in the first embodiment (as shown in FIG. 1 ), the ultraviolet light sterilization module M is in the form of a lamp tube, In the second embodiment (as shown in FIGS. 6A and 6B ), the ultraviolet light sterilization module M is in the form of a lamp board. The following will first describe the common structural features of the two different types of ultraviolet light sterilization modules M, and then describe the details of the first embodiment and the second embodiment, respectively.

As shown in FIG. 1 , FIG. 6A and FIG. 6B , the ultraviolet light sterilization module M provided by this creative embodiment includes a carrier 1 , a circuit substrate 2 , a plurality of light-emitting elements 3 and a reflection cover 4 . The circuit board 2 is disposed on the carrier 1 and has a mounting surface 21 . The mounting surface 21 is used to carry the light-emitting element 3 and is disposed away from the carrier 1 . The carrier 1 and the circuit substrate 2 can be made of, for example, plastic, ceramic, metal or other equivalent materials, and the circuit substrate 2 has conductive patterns for electrically connecting with the light-emitting element 3 .

A plurality of light-emitting elements 3 are disposed on the mounting surface 21 of the circuit substrate 2 and electrically connected to the circuit substrate 2 , and each of the light-emitting elements 3 may be UVA light-emitting diodes, UVB light-emitting diodes or UVC light-emitting diodes. Therefore, in the embodiment of the present invention, the plurality of light emitting elements 3 may include UVA, UVB and UVC light emitting diodes or a combination thereof. The light-emitting diode includes a substrate, a light-emitting diode chip and a package The mounting layer, the light emitting diode chip is arranged on the substrate, and is electrically connected with the substrate. The encapsulation layer is arranged on the substrate and covers the light emitting diode chip. Wherein, the substrate may be a ceramic substrate, and the encapsulation layer may be an inorganic material or an organic material. UVA refers to ultraviolet light with a wavelength of 320 to 400 nm, UVB is ultraviolet light with a wavelength of 280 to 320 nm, and UVC is ultraviolet light with a wavelength of 200 to 280 nm. Among them, UVA can be further subdivided into UVA-2 and UVA-1, UVA-2 is ultraviolet light with a wavelength of 320 to 340 nm, and UVA-1 is ultraviolet light with a wavelength of 340 to 400 nm. Preferably, in the embodiment of the present invention, the plurality of light-emitting elements 3 at least include UVC light-emitting diodes. More preferably, in the embodiment of the present invention, the plurality of light-emitting elements 3 of the ultraviolet light sterilization module M include at least two of UVA, UVB and UVC light-emitting diodes. For example, the plurality of light-emitting elements 3 include at least one UVA light-emitting diode and at least one UVC light-emitting diode. In this way, excellent sterilization and disinfection effects can be achieved through the combination of different types of light-emitting diodes.

The reflective cover 4 is disposed on the carrier 1 and the circuit substrate 2 for protecting the circuit substrate 2 . Specifically, the reflective cover 4 can be used to protect the circuit substrate 2 and components thereon, such as a plurality of light emitting elements 3 on the mounting surface 21 of the circuit substrate 2 . The reflection cover 4 has a plurality of reflection cup cavities 41 corresponding to the plurality of light emitting elements 3 , so that the light beams P emitted by the plurality of light emitting elements 3 are emitted to the outside through the plurality of reflection cup cavities 41 .

Next, please refer to FIG. 5B together. FIG. 5B is a schematic cross-sectional view taken along the line B-B in FIG. 3 . In detail, each of the plurality of reflecting cup cavities 41 of the reflecting cover 4 has a surrounding side wall 411 , and the surrounding side wall 411 defines a light path space 412 , and the surrounding side wall 411 reflects a part of the light beam P emitted by the plurality of light-emitting elements 3 to the outside world , another part of the light beams P emitted by the plurality of light-emitting elements 3 is directly emitted to the outside through the light path space 412 .

Continuing from the above, as shown in FIG. 5B , the light beam P emitted by the light-emitting element 3 can achieve the effect of concentrating the light source through the structural design of the cavity 41 of the reflector cup. The surrounding sidewall 411 of the reflecting cup cavity 41 is reflective Therefore, the light beam radiating toward the surrounding side wall 411 can be radiated toward the direction of the light-emitting main axis of the light-emitting element 3, thereby achieving the effect of concentrating the light source. It should be noted that, although the structure of the reflection cup cavity 41 of the reflection cover body 4 of the first embodiment is described here, in other embodiments of the present invention, such as the second embodiment, the reflection cover body 4 is the same Can have structural features as described above.

In addition, the ultraviolet light sterilization module M provided in this creative embodiment may further include a functional coating (not shown in the drawings), and the functional coating is disposed on the reflective cover 4 to interact with the light The light beam emitted by the element 3 produces sterilization and disinfection effects. Functional coatings can include, for example, titanium dioxide. However, the present creation is not limited to this.

Next, specific implementation aspects of different embodiments will be described.

first embodiment

Please refer to FIGS. 1 to 5B . FIGS. 1 to 5B are schematic diagrams of the ultraviolet light sterilization module M provided by the first embodiment of the creation. First, as shown in FIG. 1 and FIG. 2 , the ultraviolet light sterilization module M is in the form of, for example, a lamp tube. Therefore, the carrier 1 , the circuit substrate 2 and the reflective cover 4 can all be elongated, that is, they all have elongated shapes. type shape. For example, the circuit substrate 2 is an elongated carrier plate, and a plurality of light emitting elements 3 are arranged on the mounting surface 21 of the circuit substrate 2 . As shown in FIG. 4 , in the first embodiment of the present invention, the plurality of light-emitting elements 3 include UVA light-emitting diodes 31 and UVC light-emitting diodes 32 , and a plurality of UVA light-emitting diodes 31 and UVC light-emitting diodes The bodies 32 are staggered with each other to obtain better sterilization and disinfection effects. However, in the present invention, the arrangement of the light-emitting elements 3 is not limited.

As shown in FIG. 2 , in the first embodiment of the present invention, the bearing base 1 has an elongated groove for accommodating and fixing the circuit substrate 2 . In addition to accommodating and carrying the circuit substrate 2, the carrier 1 can also By using materials with thermal conductivity, it can also exert the effect of heat dissipation. For example, the carrier 1 can be made of a material such as metal or ceramic, so as to serve as a heat sink of the ultraviolet light sterilization module M. As shown in FIG.

Next, please refer to FIGS. 1 to 5B as well. The ultraviolet light sterilization module M of the first embodiment of the present invention further includes a side cover group 5 , and the side cover group 5 has a casing structure 51 and an electrical connection element 52 . In the present invention, the material of the casing structure 51 of the side cover group 5 can be made of, for example, insulating materials. The electrical connection element 52 of the side cover group 5 is used for connecting an external power source, and is electrically connected with the circuit substrate 2 and the plurality of light-emitting elements 3 . Please also refer to FIG. 2 , the casing structure 51 of the side cover set 5 may have a groove 511 for accommodating one end of the reflective cover 4 and one end of the bearing seat 1 , so that the reflective cover 4 and the bearing seat 1 are connected to each other.

In the first embodiment of the present invention, the ultraviolet light sterilization module M may further include a sensing element (not shown) disposed on at least one of the circuit substrate 2 and the reflective cover 4 , and a sensing element (not shown) disposed on the circuit substrate 2 A control element (not shown) that is electrically connected to the sensing element. Specifically, the sensing element is used to generate a sensing signal and transmit the sensing signal to the control element. After receiving the sensing signal transmitted by the sensing element, the control element controls the plurality of light emitting elements 3 according to the sensing signal. For example, the sensing element can be a human body sensor. When there is a person in a specific area around the ultraviolet light sterilization module M, the sensing element transmits a sensing signal to the control element, and the control element activates the control element according to the sensing signal. The plurality of light-emitting elements 3 stop emitting light beams. After the person leaves the specific range around the ultraviolet light sterilization module M, the sensing element can transmit another sensing signal to the control element again, and the control element makes the plurality of light-emitting elements 3 emit light beams again according to the sensing signal. In other words, through the design of the sensing element and the control element, the ultraviolet light sterilization module M of the first embodiment of the present invention can ensure that personnel are not directly irradiated by the light-emitting element 3, thereby avoiding harm to personnel health.

The ultraviolet light sterilization module M of the first embodiment of the present invention is in the form of a lamp tube, so it can be directly installed on the lighting equipment in the existing indoor environment (such as office places, shopping malls, etc.), for example, it can replace Generally, the lighting tube is installed in the lighting equipment, or in the same group of lighting equipment, the lighting tube and the ultraviolet light sterilization module M of the first embodiment of the present invention are installed at the same time. In this way, the ultraviolet light sterilization module M of the first embodiment of the present invention can be easily applied to an environment where sterilization and disinfection are required.

After testing, the ultraviolet light sterilization module M of the first embodiment can obtain 0.2uW/cm ² at a height of 1.7 meters when it includes, for example, 16 UVA light-emitting diodes and 16 UVC light-emitting diodes the irradiation intensity. For UVC light emitting diodes, the germicidal dose in 9 hours is about 6480 mJ/cm ² .

Second Embodiment

Please refer to FIGS. 6A to 12 . 6A to FIG. 12 are schematic diagrams of the ultraviolet light sterilization module M and its usage scenarios provided by the second embodiment of the creation. In the second embodiment of the present invention, the ultraviolet light sterilization module M is in the form of, for example, a plate-shaped light plate, which can be applied to, for example, an air outlet of an indoor air conditioner to achieve the effect of air purification.

As shown in FIGS. 6A and 6B , the reflective cover 4 of the ultraviolet light sterilization module M of the second embodiment can be an upper cover of the air outlet, and the bearing base 1 can be a lower cover of the air outlet. Specifically, the air outlet upper cover (reflection cover 4 ) has an upper surface S1 and a lower surface S2 opposite to the upper surface S1 , and has a plurality of light emitting elements penetrating the upper surface S1 and the lower surface S2 and corresponding to the plurality of light-emitting elements 3 . The holes 42 allow the light beams P emitted by the plurality of light-emitting elements 3 to be emitted to the outside through the plurality of light-emitting holes 42 . The lower surface S2 may further include a sign L for displaying information such as a manufacturer's name, a brand name or a product name.

It should be noted that, as mentioned above, the reflective cover 4 has a plurality of reflective cup cavities 41 corresponding to the plurality of light-emitting elements 3 , so that the light beams P emitted by the plurality of light-emitting elements 3 pass through the plurality of reflective cup cavities 41 . ejected to the outside world. In the second embodiment, the light exit hole 42 is formed by the surrounding side wall of the reflective cup cavity 41 411 and the optical path space 412 are formed together. In this way, the light beams P emitted by the plurality of light emitting elements 3 are emitted from the ultraviolet sterilization module M to the outside through the surrounding sidewall 411 and the light path space 412 . Please also refer to FIG. 7 , the air outlet upper cover (reflecting cover 4 ) also has a surrounding side surface 43 surrounding the upper surface S1 and the lower surface S2 , and the surrounding side surface 43 may have, for example, at least heat dissipation holes 431 . In the present invention, the number and position of the heat dissipation holes 431 surrounding the side surface 43 can be adjusted according to the application and requirements of the actual product.

In the second embodiment of the present invention, the light-emitting element 3 on the circuit substrate 2 may at least include a plurality of UVC light-emitting diodes 32 , and the plurality of UVC light-emitting diodes 32 may be arranged on the circuit substrate 2 in a matrix, for example. on the mounting surface 21 . As shown in FIG. 8 , in the second embodiment of the present invention, the light-emitting element 3 may include a plurality of UVA light-emitting diodes 31 and a plurality of UVC light-emitting diodes 32 , and the UVA light-emitting diodes 31 are disposed in, for example, a The periphery of the UVC light emitting diode 32 .

In addition, please refer to FIG. 6B , FIG. 9 and FIG. 10 , in the second embodiment of the present invention, the lower cover of the air outlet (the carrier 1 ) includes at least one circuit box 11 for accommodating at least one circuit element (not shown in the figure). ). Through the design of the circuit box 11 and the circuit components therein, power can be supplied to the circuit substrate 2 of the ultraviolet light sterilization module M and the components on it, such as the light-emitting element 3, or the control unit (not shown in the figure) provided therein. Display) and other components to control the operation of the ultraviolet light sterilization module M.

Next, please refer to FIG. 7 again, the upper cover of the air outlet (reflecting cover 4 ) of the ultraviolet light sterilization module M according to the second embodiment of the present invention further includes a first fixing through hole 44 , and the circuit substrate 2 includes a second fixing through hole 22 , and the air outlet lower cover (bearing base 1) includes a third fixing through hole 12, the first fixing through hole 44, the second fixing through hole 22 and the third fixing through hole 12 are aligned with each other to form a through hole H, and the through hole H is for the fixing element (not shown) to pass through to fix the ultraviolet light sterilization module M on another external structure (not shown).

Please refer to FIG. 11 . FIG. 11 is a schematic diagram of an explosion of the ultraviolet light sterilization module M according to the second embodiment of the invention applied to the air outlet. As shown in FIG. 11 , through the aforementioned first fixing through holes 44 and second fixing through holes 22 and the through hole H formed by the third fixing through hole 12 together, can fix the ultraviolet light sterilization module M to the equipment in the indoor environment, such as the air outlet V of the ventilation device, with the fixing elements F such as screws, nails, gaskets and other elements. superior. In this way, the ultraviolet light sterilization module M of the second embodiment of the present invention can be easily applied to the existing indoor environment equipment to achieve the effect of disinfection and sterilization.

Finally, see Figure 12. FIG. 12 is a block diagram showing the circuit design of the ultraviolet light sterilization module M according to the embodiment of the present invention. As shown in FIG. 12 , the protection circuit 71 , the bridge rectifier (diode bridge) 72 , the light emitting diode (LED) driving control chip 73 , the inductor 74 and the filter capacitor 75 are all electrically connected to the circuit substrate in sequence. 2. The bridge rectifier 72 is electrically connected between the LED driving control chip 73 and the protection circuit 71 , and the inductor 74 is electrically connected between the filter capacitor 75 and the LED driving control chip 73 . Through the above electronic components, the ultraviolet light sterilization module M can be operated and controlled.

The ultraviolet light sterilization module of this creation can be installed on the air outlet of general light steel frame air conditioners, and the ultraviolet light emitted by it can effectively inhibit viruses, bacteria and molds. In addition, the UV light sterilization module of this creation can be installed with a photocatalyst, which can effectively decompose odor molecules and make the air fresher. In addition, the UV light sterilization module of this creation has no mercury, no ozone, no environmental pollution, and meets the needs of environmental protection. Furthermore, the UV light sterilization module of this creation can use 8W power, which saves energy and electricity.

To sum up, at least one main technical means of the present invention is that the ultraviolet light sterilization module M provided by the embodiment of the present invention passes through the structure of the carrier 1 , the circuit substrate 2 , a plurality of light-emitting elements 3 and the reflective cover 4 . The design enables the ultraviolet light sterilization module M to effectively achieve sterilization and disinfection effects, and the structural design can match the structure of the existing equipment in the environment, and is well suited for different use environments.

In detail, in this creation, the plurality of light-emitting elements 3 arranged on the circuit substrate 2 in the ultraviolet light sterilization module M cooperate with the design of the reflector cavity 41 of the reflector cover 4, which can effectively make the light-emitting elements The light beam emitted by the element 3 achieves the effect of concentrating the light source, thereby ensuring the efficacy of sterilization and disinfection. In addition, the ultraviolet light sterilization module M of the present invention can be easily and directly applied to the existing indoor environment equipment through its structural design. In this way, this creation can effectively improve the sterilization and disinfection effect on the environment without significantly changing the structure of the original indoor equipment (such as lamps and air-conditioning equipment).

Although the embodiments of the present invention are disclosed in the above detailed manner, those skilled in the art to which the present invention pertains can understand that various modifications of the present invention can be made without departing from the scope of the present invention as defined in the appended claims. proceed below. Therefore, further modifications of the examples of the present creation will not depart from the technical scope of the present creation.

3: Light-emitting element

4: Reflective cover

5: Side cover group

Claims (14)

An ultraviolet light sterilization module, comprising: a bearing seat; a circuit substrate arranged on the bearing seat, which has a mounting surface, the mounting surface is arranged away from the bearing seat; a plurality of light-emitting elements are arranged on the circuit on the mounting surface of the substrate and electrically connected with the circuit substrate, wherein the plurality of light-emitting elements are any one of UVA, UVB and UVC light-emitting diodes or a combination thereof; and a reflective cover disposed on the carrier The seat and the circuit substrate are used to protect the circuit substrate, wherein the reflective cover has a plurality of reflective cup cavities corresponding to the plurality of light-emitting elements, so that the light beams emitted by the plurality of light-emitting elements pass through the plurality of light-emitting elements. The cavity of the reflector cup is emitted to the outside world. The ultraviolet light sterilization module according to claim 1, wherein the plurality of light-emitting elements comprise at least one UVA light-emitting diode and at least one UVC light-emitting diode. The ultraviolet light sterilization module according to claim 1, further comprising a functional coating, the functional coating is disposed on the reflective cover, and is used for sterilizing and sterilizing by interacting with the light beam emitted by the light-emitting element Effect. The ultraviolet light sterilization module according to claim 3, wherein each of the plurality of reflecting cup cavities has a surrounding side wall, and the surrounding side wall defines a light path space, and the surrounding side wall reflects a part of the light beams emitted by the plurality of light-emitting elements When going out to the outside world, another part of the light beams emitted by the plurality of light-emitting elements is directly emitted to the outside world through the light path space. The ultraviolet light sterilization module according to claim 1, further comprising a side cover group, the side cover group has a casing structure and an electrical connection element, wherein the electrical connection element of the side cover group is used for to connect with external power supply and electrically connect with the circuit substrate and the plurality of light-emitting elements, and the casing structure of the side cover group has a groove for accommodating one end of the reflective cover and one end of the bearing seat , so that the reflective cover body and the bearing seat are connected to each other. The ultraviolet light sterilization module according to claim 5, wherein the carrier, the reflection cover and the circuit substrate are all elongated. The ultraviolet light sterilization module according to claim 5, further comprising: a sensing element disposed on at least one of the circuit substrate and the reflective cover; and a control element disposed on the circuit substrate, and is electrically connected with the sensing element for receiving a sensing signal transmitted by the sensing element and controlling the switches of the plurality of light-emitting elements accordingly. The ultraviolet light sterilization module according to claim 5, wherein the bearing seat is a heat dissipation structure. The ultraviolet light sterilization module according to claim 5, wherein the plurality of light-emitting elements comprises a plurality of UVA light-emitting elements and a plurality of UVC light-emitting elements, and the UVA light-emitting elements and the UVC light-emitting elements are arranged in a staggered manner. The ultraviolet light sterilization module according to claim 1, wherein the reflective cover is an upper cover of the air outlet and the bearing base is a lower cover of the air outlet. The ultraviolet light sterilization module according to claim 10, wherein the upper cover of the air outlet has an upper surface and a lower surface opposite to the upper surface, and the upper cover of the air outlet has through the upper surface and the lower surface and corresponds to a plurality of The plurality of light-emitting holes of each light-emitting element enables the light beams emitted by the plurality of light-emitting elements to be emitted to the outside through the plurality of light-emitting holes. The ultraviolet light sterilization module according to claim 11, wherein the upper cover of the air outlet further has a surrounding side surface surrounding one of the upper surface and the lower surface, and the surrounding side surface has at least one heat dissipation hole. The ultraviolet light sterilization module of claim 10, wherein the lower cover of the air outlet includes at least one circuit box for accommodating at least one circuit element. The ultraviolet light sterilization module according to claim 10, wherein the upper cover of the air outlet includes a first fixing through hole, the circuit substrate includes a second fixing through hole, and the lower cover of the air outlet includes a third fixing through hole, The first fixing through hole, the second fixing through hole and the third fixing through hole are aligned with each other to form a through hole, and the through hole is used for a fixing element to pass through to fix the ultraviolet light sterilization module to another external structure superior.

Images