CN218269497U

CN218269497U - Indoor space sterilizing device

Info

Publication number: CN218269497U
Application number: CN202222169842.2U
Authority: CN
Inventors: 赖纬哲; 苏哲贤; 黄维正; 苏柏嘉; 林育生; 沈炳辉
Original assignee: Shanghai Arex Electronics Co ltd
Current assignee: Shanghai Arex Electronics Co ltd
Priority date: 2022-08-17
Filing date: 2022-08-17
Publication date: 2023-01-10
Anticipated expiration: 2032-08-17

Abstract

The utility model provides an indoor space sterilizing equipment contains a lamp body, an at least illumination module, a module and an at least LED pilot lamp of disinfecting. The lamp housing forms a light emitting surface on at least one housing surface. At least one lighting module emits light towards the light emitting surface. The sterilization module is accommodated in the lamp housing. The sterilization module is provided with an air pipe, an ultraviolet light source component and a fan, wherein the ultraviolet light source component is arranged on one side wall of the air pipe, the air pipe comprises two air openings, and the fan is arranged on the air opening on any side. At least one LED indicator lamp is arranged on the sterilization module and protrudes out of the at least one shell surface, so that the advantages of full-time sterilization and illumination are achieved.

Description

Indoor space sterilizing device

Technical Field

The utility model relates to a sterilizing equipment, in particular to indoor space sterilizing equipment.

Background

Ultraviolet light generally refers to invisible light with a wavelength of 200nm to 400nm, and is divided into three types of UVA, UVB and UVC according to the wavelength of the ultraviolet light, wherein the UVC with the shortest wave band can destroy the bonds of Deoxyribose Nucleic Acid (DNA) or Ribose Nucleic Acid (RNA) of bacteria, viruses and other harmful microorganisms due to strong UVC energy, so that the DNA/RNA cannot be reproduced, and the aim of sterilization is fulfilled.

The existing ultraviolet indoor irradiation sterilization device utilizes a mercury lamp with the wavelength of 254nm to inhibit and sterilize viruses, and the irradiation of the wavelength to a human body can cause damage, such as keratitis, cataract, skin cancer and the like to the human body. Therefore, the conventional indoor space sterilization apparatus can be used only in an unmanned space or used for sterilizing in an unmanned space in an upward/downward direction to prevent the indoor space from irradiating a human body when the indoor space is not occupied, thereby causing inconvenience in use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an indoor space sterilizing equipment has the function of illumination and disinfecting concurrently, can not radiate the harm that the ultraviolet ray caused the interior space moreover completely to realize the advantage of full period sterilization and illumination.

To achieve the above object, the present invention provides an indoor space sterilization device, which comprises a lamp housing, at least one lighting module, a sterilization module and at least one LED indicator. The lamp housing forms a light emitting surface on at least one housing surface. At least one lighting module emits light towards the light emitting surface. The sterilization module is accommodated in the lamp housing. The sterilization module is provided with an air pipe, an ultraviolet light source component and a fan, wherein the ultraviolet light source component is arranged on one side wall of the air pipe, the air pipe comprises two air openings, and the fan is arranged on the air opening on any side. The at least one LED indicator lamp is arranged on the sterilization module and protrudes out of the at least one shell surface.

In one embodiment, the lamp housing has a front cover and a bottom shell, and the at least one illumination module, the sterilization module and the at least one LED indicator are respectively disposed between the front cover and the bottom shell.

In an embodiment, the front cover further includes a frame portion, a partition plate erected on the frame portion, and two openings partitioned by the partition plate, wherein the partition plate is provided with two air guiding holes corresponding to the air openings and at least one first through hole corresponding to the at least one LED indicator light to pass through.

In one embodiment, the sterilization module further comprises two air guiding frames, two connecting supports and a plurality of reflective sheets, wherein one end of each air guiding frame is disposed corresponding to each air opening of the air duct, the other end of each air guiding frame is disposed corresponding to each air guiding hole, each connecting support is fixedly connected to each air guiding frame and the air duct, and each reflective sheet is attached or locked to the inner wall of the air duct, so as to increase the sterilization efficiency.

In one embodiment, the ultraviolet light source assembly has a plurality of ultraviolet light LEDs and a first flexible circuit board disposed at intervals between the ultraviolet light LEDs.

In one embodiment, each of the uv LEDs emits uv light having a wavelength between 260 nm and 290 nm.

In one embodiment, the at least one lighting module comprises two groups, the sterilization module is disposed between the lighting modules, each lighting module further comprises at least one LED light bar, a reflective plate and a diffusion sheet, the at least one LED light bar is disposed at the bottom of the lamp housing, and the reflective plate is disposed between the at least one LED light bar and the diffusion sheet.

In one embodiment, the at least one LED light bar has a plurality of LEDs, each of the LEDs is disposed on a second flexible circuit board at intervals, and each of the LEDs is a white LED emitting white light having a color temperature of 2000K to 6500K.

In one embodiment, the bottom surface of the reflective plate is provided with a plurality of second through holes for exposing the LEDs, and the cross section of the reflective plate is U-shaped or cup-shaped.

In one embodiment, the at least one LED indicator light includes a status indicating power on/illumination, sterilization, or life of the uv assembly.

The utility model discloses still have following efficiency, the utility model discloses an indoor space sterilizing equipment contains module and the lighting module of disinfecting, consequently this creation has the function of disinfecting and illumination simultaneously concurrently. Especially, the ultraviolet light emitted by the ultraviolet light source component is only limited in the air pipe and surrounded/coated by the air pipe, and can not be diffused into the indoor air to cause human body injury, so that the ultraviolet light source component and the illumination module can be used for lighting (emitting light) together, and personnel in the indoor space do not need to be cleared or the sterilization angle/direction needs to be adjusted. Specifically, the indoor air is sucked and guided by the fan to enter/flow into the air port of the air pipe through the air guide frame, is irradiated and sterilized by the ultraviolet LED, and then is discharged to the indoor through the air port on the other side and the air guide frame, and the circulation is performed, so that bacteria, viruses and harmful pollutants in the indoor air are removed and inhibited, and the indoor air quality is safely and effectively improved.

Drawings

In order to illustrate the embodiments or the technical solutions in the prior art more clearly, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present disclosure, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a perspective view of the present invention showing an indoor space sterilizer;

FIG. 2 is an exploded view of the present invention showing an indoor space sterilizer;

FIG. 3 is an exploded view of the present sterilization module;

FIG. 4 is a perspective view of the present sterilization module;

FIG. 5 is a schematic diagram of a characteristic spectrum of an ultraviolet LED in the present inventive sterilization module; and

FIG. 6 is a schematic diagram of another characteristic spectrum of the UV LED in the sterilization module of the present invention.

Detailed Description

Reference in the detailed description to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the present writing. The appearances of the same phrases in various places in the specification are not necessarily limited to the same embodiment, but are to be construed as independent or alternative embodiments to other embodiments. In light of the disclosure of the embodiments provided by this disclosure, it should be understood by those skilled in the art that the embodiments described in this disclosure may have other combinations or variations consistent with the spirit of the present disclosure.

As shown in fig. 1 and 2, the present invention provides an indoor space sterilization apparatus 100, which is referred to as an indoor space including, but not limited to, an office, a conference room, an exhibition, a tea service, a department store, and the like. As shown in the figure, the indoor space sterilization device 100 includes a lamp housing 10, at least one lighting module 20, a sterilization module 30, and at least one LED indicator 50. The lamp envelope 10 forms a light emission surface 18 on at least one envelope surface 16. At least one lighting module 20 emits light toward the light-emitting surface 18. The sterilization module 30 is accommodated in the lamp housing 10.

The sterilization module 30 has an air duct 32, an ultraviolet light source assembly 34 disposed on a sidewall 322 of the air duct 32, and a blower 36, wherein the air duct 32 includes two air openings 38, and the blower 36 is correspondingly disposed on the air opening 38 at any side for absorbing/removing air. At least one LED indicator 50 is disposed on the sterilization module 30 and protrudes from the at least one shell surface 16. The fan 36 shown in this embodiment is, for example, a fan (fan) that can be rotated forward and backward.

In the embodiment shown in fig. 2, the lamp housing 10 further has a front cover 12 and a bottom cover 14, wherein the at least one lighting module 20, the sterilization module 30 and the at least one LED indicator 50 are respectively disposed between the front cover 12 and the bottom cover 14. The front cover 12 further includes a frame portion 122, a partition plate 124 mounted on the frame portion 122, and two openings 126 partitioned by the partition plate 124. The partition plate 124 preferably partitions the frame 122 into two openings 126 having the same area, and the lighting modules 20 are correspondingly disposed in the openings 126. The partition plate 124 and the frame 122 are preferably made of the same material, for example, metal or an alloy thereof.

Referring to fig. 3, the sterilization module 30 is correspondingly disposed under the partition plate 124, wherein the partition plate 124 includes two air guiding holes 128 and at least one first through hole 129. Each air guiding hole 128 has a plurality of strip-shaped openings corresponding to the air outlets 38 for exhausting/sucking air, at least one first through hole 129 for the at least one LED indicator 50 to pass through, so that a user can conveniently identify the using state of the indoor space sterilization device 100 through the LED indicator 50, such as displaying the state of power on/illumination, sterilization or the service life of the ultraviolet light assembly 34. In the embodiment shown in fig. 2, each air guiding hole 128 can guide air to enter the corresponding air opening 38 from one air guiding hole 128, and then to be exhausted from the other air opening 38 and the corresponding air guiding hole 128 after the ultraviolet light assembly 34 of the air duct 32 is sterilized, and the specific air circulation manner will be described in detail later.

In the embodiment shown in FIG. 3, the air duct 32 is preferably assembled from two tubes (not shown), but in alternative embodiments, the air duct 32 may be an integrally formed tube, which may be modified as desired. The sterilization module 30 further includes two air guiding frames 40, two connecting frames 42 and a plurality of reflective sheets 46. One end of each air guiding frame 40 is disposed corresponding to each air opening 38 of the air duct 32, and the other end is disposed corresponding to each air guiding hole 128 of the partition plate 124. Each connecting bracket 42 is fixedly connected to each air guiding frame 40 and the air duct 32, and further fixed to the bottom casing 14. The reflective sheets 46 are attached or locked to the inner wall of the air duct 32, respectively, to enhance the sterilization effect, i.e. the light source of the ultraviolet light source assembly 34 is transmitted and reflected to increase the reflectivity and increase the sterilization efficiency. The material of each reflection sheet 46 is Preferably Teflon (PTFE). Through experimental tests, the PTFE can improve the reflection irradiance by 40 percent and improve the energy efficiency; in contrast, the light source of the uv light source assembly 34 can be reduced by 40%, so that the cost can be reduced and the same sterilization effect can be obtained. In the present embodiment, the cross section of each wind guiding frame 40 is preferably triangular. However, in other alternative embodiments, the cross section of each wind guiding frame 40 may be V-shaped, U-shaped, circular or other suitable shapes, but is not limited thereto.

As shown in fig. 4, the uv light source assembly 34 has a plurality of uv LEDs 342 (UVLEDs) and a first flexible circuit board 344 spaced apart from each uv LED 342. Each uv LED342 is capable of emitting uv light having a wavelength in the range of 260 nanometers (nm) to 290 nm. Referring to fig. 5 and fig. 6, characteristic spectra of the uv LED342 with wavelength peaks of 270nm and 280nm are respectively shown. The wavelength of the ultraviolet LED342 of the present embodiment is stronger than that of 254 nanometers (nm) used in the prior art, even reaching 270nm and 280nm, so that the bonds of deoxyribonucleic acid (DNA) or ribonucleic acid (RNA) of bacteria, viruses, pollutants, formaldehyde, total volatile organic compounds, mold and other harmful microorganisms existing in the air can be rapidly destroyed, the DNA/RNA cannot be propagated, and the purposes of sterilization and virus activity inhibition can be effectively achieved.

In the embodiment shown in fig. 1 and 2, the lighting modules 20 are preferably arranged in two groups, respectively, on two sides of the partition plate 124, wherein the sterilizing module 30 is arranged between the lighting modules 20. Each lighting module 20 further includes at least one LED light bar 22, a reflective plate 24 and a diffusion sheet 36, the at least one LED light bar 22 is disposed at the bottom of the lamp housing 10, and the reflective plate 24 is disposed between the at least one LED light bar 22 and the diffusion sheet 26. Specifically, the number of the LED light bars 22 in this embodiment includes a plurality of LED light bars, and the LED light bars are disposed on the bottom casing 14 at intervals. The reflective plate 24 is attached to the frame 122 to cover the entire opening 126, so that the light of each LED light bar 22 can be reflected by the reflective plate 24 and diffused by the diffusion sheet 26, thereby effectively emitting light from the light emitting surface 18.

Each LED light bar 22 has a plurality of LEDs 222, each LED222 is disposed on a second flexible circuit board 224 at intervals, and each LED222 is preferably a white LED capable of emitting white light (color white) with a color temperature (color temperature) of 2000K to 6500K. The bottom surface of the reflection plate 24 is provided with a plurality of second through holes 242 for exposing the LEDs 222, and the cross section of the reflection plate 24 is preferably U-shaped or cup-shaped, so as to concentrate the light of the LEDs 222 to be emitted toward the light emitting surface 18, thereby achieving the purpose of illumination.

As further shown in FIG. 2, the at least one LED indicator 50 further includes an LED52 and a circuit board 54, the LED52 being electrically connected to the circuit board 54. In the embodiment shown in fig. 1 and 2, the LED indicator 50 preferably includes three LEDs 52, and one end of each LED52 may protrude from the partition plate 124 through each first through hole 129, so that the user can recognize various use states of the indoor space sterilization apparatus 100, such as states of power on/illumination, sterilization, or life of the uv light assembly 34.

When the indoor space sterilizer 100 of the present embodiment is powered on, one of the LEDs 52 of the LED indicator 50 displays, for example, green (indicating a power on/lighting state), and the other LED52 displays, for example, blue (indicating a sterilization state). At this time, when the fan 36 in the sterilization module 30 is operated, for example, in the air suction state shown in fig. 4, indoor air (as shown by arrows) enters through the far-end air guide frame 40 and guides the air to enter the air duct 32 from the corresponding air opening 38, and after the air is rapidly sterilized by the ultraviolet light assembly 34 disposed in the air duct 32, the air is discharged into the room from the air opening 38 on the side of the fan 36 and the corresponding air guide frame 40. On the contrary, if the blower 36 of the sterilization module 30 is set to perform the exhaust operation, the indoor air (not shown) will enter the air duct 32 through the air inlet 38 on the side of the blower 36 and the corresponding air guiding frame 40, and will be exhausted to the indoor from the far air guiding frame 40 and the corresponding air inlet 38 after the ultraviolet light assembly 34 disposed in the air duct 32 is rapidly sterilized. The circulation can remove and inhibit bacteria, viruses and harmful pollutants in the indoor air, thereby safely and effectively improving the indoor air quality.

It should be noted that, when the third LED52 displays red, for example, indicating a failure or a lifetime problem, the number, color display and status of the LED indicator lights 50 may be adjusted according to design requirements, and are not limited.

Therefore, the indoor space sterilization apparatus 100 of the present embodiment includes the sterilization module 30 and the illumination module 20, and thus the present embodiment has both sterilization and illumination functions. In particular, in the present embodiment, the uv light emitted from the uv light source assembly 34 is only limited in the air duct 32 and is surrounded/covered by the air duct 32, and is not emitted into the indoor air to cause human body injury, so that the uv light can be illuminated (emitted) together with the illumination module 20, and it is not necessary to clear the indoor space or adjust the sterilization angle/direction. Specifically, the indoor air is guided by the fan 36 to enter/flow into the air inlet 38 of the air duct 32 through the air guide frame 40, is irradiated and sterilized by the ultraviolet LED342, and then is discharged to the indoor through the air inlet 38 and the air guide frame 40 on the other side, so that the circulation is performed, bacteria, viruses and harmful pollutants in the indoor air are removed and inhibited, and the indoor air quality is safely and effectively improved.

Although examples of the present invention have been described with respect to specific embodiments, they are merely examples, and the present invention is not limited thereto, and should be construed as having the broadest scope within the technical spirit disclosed in the present specification. Those skilled in the art can implement the present invention in a form not described in the embodiments of the present invention by combining or replacing the disclosed embodiments, and those skilled in the art can change or modify the disclosed embodiments based on the present specification, and thus, such changes or modifications fall within the scope of the present invention.

Claims

1. An indoor space sterilization apparatus, comprising:

a lamp housing, which forms a light emitting surface on at least one housing surface;

at least one lighting module for emitting light toward the light emitting surface;

the sterilization module is accommodated in the lamp shell and is provided with an air pipe, an ultraviolet light source component and a fan, wherein the ultraviolet light source component is arranged on one side wall of the air pipe; and

and the LED indicator light is arranged on the sterilization module and protrudes out of the at least one shell surface.

2. The indoor space sterilization device according to claim 1, wherein the lamp housing has a front cover and a bottom shell, and the at least one lighting module, the sterilization module and the at least one LED indicator are respectively disposed between the front cover and the bottom shell.

3. The indoor space sterilizer as claimed in claim 2, wherein the front cover further comprises a frame portion, a partition plate erected on the frame portion, and two openings partitioned by the partition plate, wherein the partition plate is provided with two air guide holes corresponding to the air vents and at least one first through hole corresponding to the at least one LED indicator.

4. The indoor space sterilization device according to claim 1, wherein the sterilization module further comprises two air guiding frames, two connecting frames and a plurality of reflective sheets, one end of each air guiding frame is disposed corresponding to each air opening of the air duct, the other end of each air guiding frame is disposed corresponding to each air guiding hole, each connecting frame is fixedly connected to each air guiding frame and the air duct, and each reflective sheet is attached or locked to the inner wall of the air duct, so as to increase the sterilization efficiency.

5. The indoor space sterilizer as claimed in claim 1, wherein the uv light source assembly has a plurality of uv LEDs and a first flexible circuit board spaced apart from each of the uv LEDs.

6. The apparatus as claimed in claim 5, wherein each of the UV LEDs emits UV light having a wavelength of 260 nm to 290 nm.

7. The indoor space sterilizer as claimed in claim 1, wherein the at least one lighting module comprises two sets, the sterilizer is disposed between the lighting modules, each lighting module further comprises at least one LED light bar, a reflector plate and a diffuser, the at least one LED light bar is disposed at the bottom of the lamp housing, and the reflector plate is disposed between the at least one LED light bar and the diffuser.

8. The indoor space sterilizer as claimed in claim 7, wherein the at least one LED light bar has a plurality of LEDs, each of the LEDs is disposed on a second flexible circuit board at intervals, and each of the LEDs is a white LED emitting white light with a color temperature of 2000K to 6500K.

9. The indoor space sterilizer as claimed in claim 7, wherein the bottom surface of the reflector plate is formed with a plurality of second through holes for exposing the LEDs, and the cross-sectional shape of the reflector plate is U-shaped or cup-shaped.

10. The indoor space sterilizer of claim 1, wherein the at least one LED indicator light comprises a status indicating power on/on, sterilization or the lifetime of the uv light assembly.