CN216384116U

CN216384116U - Sterilization lamp and containing equipment

Info

Publication number: CN216384116U
Application number: CN202122420039.7U
Authority: CN
Inventors: 林泽华; 江新华
Original assignee: Shenzhen H&T Intelligent Control Co Ltd
Current assignee: Shenzhen H&T Intelligent Control Co Ltd
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2022-04-26
Anticipated expiration: 2031-10-08

Abstract

The embodiment of the utility model discloses a sterilizing lamp and a containing device, wherein the sterilizing lamp comprises a substrate, a diffusion cover, a first LED lamp bead component and a second LED lamp bead component, the substrate and the diffusion cover are surrounded to form a light source cavity, and the first LED lamp bead component is a UVA LED lamp bead or a blue LED lamp bead with the wavelength of 435-470 nm, so that the sterilizing lamp can emit light rays with specified wave bands to sterilize; the second LED lamp bead component comprises at least one of a red LED lamp bead, a green LED lamp bead, a blue LED lamp bead and a yellow LED lamp bead, or the second LED lamp bead component comprises a white LED lamp bead and a color LED module, and the color LED module comprises at least one of a red LED lamp bead, a green LED lamp bead, a blue LED lamp bead and a yellow LED lamp bead; the light that first LED lamp pearl subassembly sent can mix the light in the light source chamber with the light that second LED lamp pearl subassembly sent in order to produce white light to penetrate the diffusion cover and jet out, disinfect the disinfection with appointed space region, so that the lamps and lanterns that disinfect possess simultaneously disinfect and better illumination function.

Description

Sterilization lamp and containing equipment

Technical Field

The utility model relates to the technical field of solid-state lighting, in particular to a sterilizing lamp and accommodating equipment.

Background

The UVA wave band is a part of ultraviolet wavelength division, the wavelength is 320-420 nm, and the UVA wave band is also called long-wave black spot effect ultraviolet. The UVA germicidal lamp is a lamp which utilizes the germicidal action of ultraviolet rays to sterilize. The existing UVA sterilizing lamp can sterilize and disinfect a designated space area after being lighted up generally, but the illuminating capacity is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a sterilizing lamp and accommodating equipment, and aims to solve the technical problem that an existing sterilizing lamp is poor in lighting capacity and can sterilize and disinfect a specified space area after being turned on.

In a first aspect, the present invention discloses a germicidal lamp, comprising: the LED lamp comprises a substrate, a diffusion cover, a first LED lamp bead component and a second LED lamp bead component, wherein a light source cavity is formed by the substrate and the diffusion cover in a surrounding mode, and the first LED lamp bead component and the second LED lamp bead component are arranged in the light source cavity;

the first LED lamp bead component is a UVA LED lamp bead or a blue light LED lamp bead with the wavelength of 435-470 nm;

the second LED lamp bead component comprises at least one of a red LED lamp bead, a green LED lamp bead, a blue LED lamp bead and a yellow LED lamp bead, or the second LED lamp bead component comprises a white LED lamp bead and a color LED module, and the color LED module comprises at least one of a red LED lamp bead, a green LED lamp bead, a blue LED lamp bead and a yellow LED lamp bead;

the light emitted by the first LED lamp bead component and the light emitted by the second LED lamp bead component can be mixed in the light source cavity to generate white light, and the white light is emitted through the diffusion cover.

In one embodiment, the second LED lamp bead component comprises a white LED lamp bead and a green LED lamp bead, the white LED lamp bead can emit white light with the color temperature of 1800K-10000K, and the green LED lamp bead can emit green light with the wavelength of 500nm-560 nm;

the light emitted by the first LED lamp bead component can be mixed with the white light emitted by the white light LED lamp beads and the green light emitted by the green light LED lamp beads in the light source cavity to generate the white light with the color temperature of 1800K-10000K.

In one embodiment, the second LED lamp bead component comprises a red LED lamp bead and a green LED lamp bead, the red LED lamp bead can emit red light with the wavelength of 600nm-700nm, and the green LED lamp bead can emit green light with the wavelength of 500nm-560 nm;

light rays emitted by the first LED lamp bead component can be mixed with red light emitted by the red LED lamp beads and green light emitted by the green LED lamp beads in the light source cavity to generate white light with the color temperature of 1800K-10000K.

In one embodiment, the second LED lamp bead assembly comprises a yellow LED lamp bead, and the yellow LED lamp bead can emit yellow light with the wavelength of 570-600 nm;

light rays emitted by the first LED lamp bead component and yellow light emitted by the yellow LED lamp beads are mixed in the light source cavity to generate white light with the color temperature of 1800K-10000K.

In one embodiment, the second LED lamp bead component comprises a red LED lamp bead, a green LED lamp bead and a blue LED lamp bead, wherein the red LED lamp bead can emit red light with the wavelength of 600nm-700nm, the green LED lamp bead can emit green light with the wavelength of 500nm-560nm, and the blue LED lamp bead can emit blue light with the wavelength of 450nm-480 nm;

light that first LED lamp pearl subassembly sent can with ruddiness that ruddiness LED lamp pearl sent, the green glow that green glow LED lamp pearl sent, blue light that blue light LED lamp pearl sent is in the light source chamber mixes the light, produces the white light that the colour temperature is 1800K-10000K.

In one embodiment, the first LED lamp bead assembly and the second LED lamp bead assembly are both disposed on the substrate, the first LED lamp bead assembly is a UVA LED lamp bead, and the UVA LED lamp bead can emit light with a wavelength of 380nm to 435 nm.

In one embodiment, the light emitted by the first LED lamp bead component and the light emitted by the second LED lamp bead component can be mixed in the light source cavity to generate white light with the color temperature of 4500-5500K.

In one embodiment, the germicidal lamp further includes a control circuit, and the control circuit is disposed on the substrate and is configured to adjust brightness of each LED lamp bead in the germicidal lamp.

In one embodiment, the substrate is circular, fan-shaped or rectangular; and/or

The diffusion cover is hemispherical and is packaged on the substrate, and the diffusion cover can enable light rays penetrating through the diffusion cover to be uniform.

In a second aspect, the utility model further provides a containing device, which includes the germicidal lamp in any of the above embodiments.

The embodiment of the utility model has the following beneficial effects:

by adopting the germicidal lamp, on one hand, the first LED lamp bead component is a UVA LED lamp bead or a blue LED lamp bead with the wavelength of 435nm-470nm, so that the germicidal lamp can emit light rays with specified wave bands for sterilization, and on the other hand, the light rays emitted by the first LED lamp bead component and the light rays emitted by the second LED lamp bead component can be mixed in the light source cavity to generate white light and are emitted through the diffusion cover to sterilize and disinfect specified space areas, so that the germicidal lamp has the sterilization function and the better illumination function at the same time. The sterilizing lamp is applied to the accommodating equipment, and not only can sterilize the space in the accommodating equipment, but also can well illuminate the space in the accommodating equipment.

Drawings

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

Wherein:

FIG. 1 is a schematic diagram of a germicidal lamp fixture in one embodiment.

FIG. 2 is a chromaticity diagram of an exemplary germicidal lamp assembly.

FIG. 3 is a spectrum distribution diagram of the germicidal lamp assembly shown in FIG. 2.

FIG. 4 is a chromaticity diagram of a germicidal lamp fixture in another embodiment.

FIG. 5 is a spectrum distribution diagram of the germicidal lamp assembly shown in FIG. 4.

FIG. 6 is a chromaticity diagram of a germicidal lamp fixture in another embodiment.

Reference numerals: 100. a substrate; 200. a diffusion cover; 300. a first LED lamp bead component; 400. and the second LED lamp bead component.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The embodiment of the utility model discloses a sterilizing lamp which can sterilize and disinfect a designated space and can complete a good lighting function on the designated space.

Referring to fig. 1, the germicidal lamp of an embodiment includes a substrate 100, a diffusion cover 200, a first LED lamp bead assembly 300, and a second LED lamp bead assembly 400, where the substrate 100 and the diffusion cover 200 enclose a light source cavity, and the first LED lamp bead assembly 300 and the second LED lamp bead assembly 400 are disposed in the light source cavity.

In this embodiment, first LED lamp bead subassembly 300 is UVA LED lamp pearl or the blue light LED lamp pearl that the wavelength is 435nm-470nm, and UVA LED lamp pearl can send the ultraviolet ray to disinfect, or the blue light LED lamp pearl can send the blue light to disinfect, and this first LED lamp bead subassembly 300 has the LED lamp pearl that disinfects that can send ultraviolet ray or blue light.

Therefore, when the bacteria are irradiated by ultraviolet rays or short-wave blue light for a long time, a large amount of endogenous porphyrin is generated in the bacteria metabolism, unstable porphyrin and triplet oxygen are combined into unstable singlet oxygen, and the singlet oxygen is combined with a compound on a cell membrane to damage the cell membrane, so that the bacteria die.

In this embodiment, the second LED lamp bead assembly 400 includes at least one of a red LED lamp bead, a green LED lamp bead, a blue LED lamp bead, and a yellow LED lamp bead, the light emitted by the first LED lamp bead assembly 300 and the light emitted by the second LED lamp bead assembly 400 can be mixed in the light source cavity to generate white light, and emitted through the diffusion cover 200, so that the white light through the diffusion cover 200 is used for illumination, and the second LED lamp bead assembly 400 has an illuminating LED lamp bead.

Or the second LED lamp bead assembly 400 includes a white LED lamp bead and a color LED module, the color LED module including at least one of a red LED lamp bead, a green LED lamp bead, a blue LED lamp bead, and a yellow LED lamp bead; the light emitted by the first LED lamp bead assembly 300 and the light emitted by the second LED lamp bead assembly 400 can be mixed in the light source cavity to generate white light, and the white light is emitted through the diffusion cover 200 to illuminate through the white light passing through the diffusion cover 200.

It can be understood that the germicidal lamp of this embodiment, in combination with germicidal LED lamp beads and illumination LED lamp beads, can cause the germicidal lamp to provide illumination white light while, this illumination white light still has the wave band of disinfecting, realizes bactericidal action.

Because the sterilizing lamp of the embodiment adopts the UVA LED with the wavelength of 380nm-435nm for sterilization, compared with the conventional mercury lamp for sterilization, the problem of water pollution caused by highly toxic pollutants in the mercury lamp can be avoided.

The sterilizing lamp is applied to the accommodating equipment, and not only can sterilize the space in the accommodating equipment, but also can well illuminate the space in the accommodating equipment. The housing device may be a building site, such as a bathroom, an office, a toilet, a kitchen, etc., or a home appliance, such as a washing machine, a refrigerator, an oven, etc.

In an embodiment, the first LED lamp bead component 300 and the second LED lamp bead component 400 are both disposed on the substrate 100, the first LED lamp bead component 300 is a UVA LED lamp bead, and the UVA LED lamp bead can emit light with a wavelength of 380nm to 435nm, which can provide a better sterilization effect.

Compared with a blue LED lamp bead with the wavelength of 435-470 nm, the sterilizing effect of the LED lamp bead with the wavelength of 380-435 nm UVA mixed with other LED lamp beads is better.

In this embodiment, the specific composition of the second LED lamp bead assembly 400 can be implemented by various embodiments.

In one embodiment, referring to fig. 2 and fig. 3 together, the second LED lamp bead assembly 400 includes a white LED lamp bead and a green LED lamp bead, the white LED lamp bead can emit white light with a color temperature of 1800K-10000K, and the green LED lamp bead can emit green light with a wavelength of 500nm-560 nm; the light emitted by the first LED lamp bead component 300 can be mixed with white light emitted by the white light LED lamp beads and green light emitted by the green light LED lamp beads in the light source cavity to generate white light with the color temperature of 1800K-10000K.

Further, light emitted by the first LED lamp bead component 300 can be mixed with white light emitted by the white light LED lamp beads and green light emitted by the green light LED lamp beads in the light source cavity to generate white light with the color temperature of 3500K-10000K.

Preferably, the white light LED lamp beads can emit white light with the color temperature of 3500K, and the green light LED lamp beads can emit green light with the wavelength of 520 nm; the light emitted by the first LED lamp bead component 300 can be mixed with the white light emitted by the white light LED lamp beads and the green light emitted by the green light LED lamp beads in the light source cavity to generate white light with the color temperature of 5000K.

It can be understood that the color temperature after mixing is preferably set to 5000K in consideration of the fact that the proportion of the UVA spectrum content is required to be large and the requirement of the conventional illumination for the white light color temperature range of 2700K to 6500K is taken into consideration.

Fig. 2 is a chromaticity diagram of the germicidal lamp according to the embodiment, and a triangular range in the diagram is a white light color temperature range where light emitted by the first LED lamp bead assembly 300 and light emitted by the second LED lamp bead assembly 400 are mixed.

Fig. 3 is a spectrum distribution diagram of the germicidal lamp according to the present embodiment, wherein the abscissa represents wavelength and the ordinate represents radiation intensity.

In another embodiment, the second LED lamp bead assembly 400 includes a red LED lamp bead and a green LED lamp bead, the red LED lamp bead can emit red light with a wavelength of 600nm to 700nm, and the green LED lamp bead can emit green light with a wavelength of 500nm to 560 nm; the light emitted by the first LED lamp bead component 300 can be mixed with red light emitted by the red LED lamp beads and green light emitted by the green LED lamp beads in the light source cavity to generate white light with the color temperature of 1800K-10000K.

Further, light emitted by the first LED lamp bead component 300 can be mixed with red light emitted by the red LED lamp beads and green light emitted by the green LED lamp beads in the light source cavity to generate white light with the color temperature of 2700K-10000K.

Preferably, the red LED lamp beads can emit red light with the wavelength of 630nm, and the green LED lamp beads can emit green light with the wavelength of 520 nm; light emitted by the first LED lamp bead component 300 can be mixed with red light emitted by the red LED lamp beads and green light emitted by the green LED lamp beads in the light source cavity to generate white light with the color temperature of 5000K.

Fig. 4 is a chromaticity diagram of the germicidal lamp according to the embodiment, and a triangular range in the diagram is a white light color temperature range where light emitted by the first LED lamp bead assembly 300 and light emitted by the second LED lamp bead assembly 400 are mixed.

Fig. 5 is a spectrum distribution diagram of the germicidal lamp according to the present embodiment, in which the abscissa represents wavelength and the ordinate represents radiation intensity.

In another embodiment, the second LED lamp bead assembly 400 includes a yellow LED lamp bead capable of emitting yellow light having a wavelength of 570nm to 600 nm; the light emitted by the first LED lamp bead component 300 can be mixed with yellow light emitted by the yellow LED lamp beads in the light source cavity to generate white light with the color temperature of 1800K-10000K. Preferably, the yellow LED lamp bead can emit yellow light with the wavelength of 570 nm.

Fig. 6 is a chromaticity diagram of the germicidal lamp according to the embodiment, and a triangular range in the diagram is a white light color temperature range where light emitted by the first LED lamp bead assembly 300 and light emitted by the second LED lamp bead assembly 400 are mixed.

In another embodiment, the second LED lamp bead assembly 400 includes red LED lamp beads, green LED lamp beads, and blue LED lamp beads, the red LED lamp beads can emit red light with a wavelength of 600nm to 700nm, the green LED lamp beads can emit green light with a wavelength of 500nm to 560nm, and the blue LED lamp beads can emit blue light with a wavelength of 450nm to 480 nm; light emitted by the first LED lamp bead component 300 can be mixed with red light emitted by the red LED lamp beads, green light emitted by the green LED lamp beads and blue light emitted by the blue LED lamp beads in the light source cavity to generate white light with the color temperature of 1800K-10000K.

Further, light emitted by the first LED lamp bead component 300 can be mixed with red light emitted by the red LED lamp beads, green light emitted by the green LED lamp beads and blue light emitted by the blue LED lamp beads in the light source cavity to generate white light with the color temperature of 2700K-10000K.

Preferably, the red LED lamp beads can emit red light with the wavelength of 630nm, the green LED lamp beads can emit green light with the wavelength of 520nm, and the blue LED lamp beads can emit blue light with the wavelength of 465 nm.

Of course, in other embodiments, the second LED lamp bead assembly 400 may also have other LED lamp bead combinations.

In this embodiment, after the LED lamp beads of the first LED lamp bead assembly 300 and the second LED lamp bead assembly 400 emit light and mix colors, the color coordinate of the mixed color can be close to the black body radiation curve, so as to obtain white light with a color temperature of 1800K-10000K.

Specifically, the LED lamp beads of the first LED lamp bead assembly 300 and the LED lamp beads of the second LED lamp bead assembly 400 need to be specifically arranged according to the calculation of color coordinates, so as to generate white light by mixing light.

All the LED lamp beads are mixed, and the chromaticity XYZ and the color coordinate xy are calculated as follows:

any white light and color light can be represented by color coordinates (x, y), and another value z is 1-x-y, which is not shown in the chromaticity diagram, but the three coordinates (x, y, z) represent the color and chromaticity of the white light.

There is another chromaticity standard XYZ, where:

X/X ═ Y/Y ═ Z/Z, (I)

XYZ is expressed by three theoretical values on the basis of RGB (the standard three primary colors red, green, and blue expressed by R, G, and B), where Y exactly corresponds to the luminance of a light-emitting object, i.e., P;

then, from (one) can be obtained:

X＝Y/y*x；

Y＝P；

z ═ Y/Y (1-x-Y); (II)

For the mixed light of two or more than two LED lamp beads, the chromaticities XYZ, X ', Y ' and Z ' of the mixed light are as follows:

X’＝X1+X2+X3+.......；

Y’＝Y1+Y2+Y3+........；

a. · Z'. Z1+ Z2+ Z3 +; (III)

Assuming that the total luminous flux after mixing of three color temperatures is set to be P';

(iv) P1+ P2+ P3+. -%

In an embodiment, the light emitted by the first LED lamp bead component 300 and the light emitted by the second LED lamp bead component 400 can mix in the light source cavity to generate white light with a color temperature of 4500K-5500K, and the white light can be used as conventional illumination white light while having a sterilization effect, and can be applied to application scenes requiring sterilization and deodorization requirements.

In an embodiment, the germicidal lamp further includes a control circuit disposed on the substrate 100 and configured to adjust brightness of each LED lamp bead in the germicidal lamp. The brightness proportion of each LED lamp bead can be adjusted through the control circuit, continuous spectrum of 1800K-10000K color temperature on the black body radiation curve is achieved, illumination is further provided, and further, the color temperature CCT and the color coordinate of the sterilizing lamp are controlled to be close to the black body radiation curve.

Specifically, each LED lamp bead in the sterilizing lamp can be driven by low-voltage direct current, the driving current of each LED lamp bead is adjusted through the control circuit, and then the power of each LED lamp bead is adjusted, so that the brightness of each LED lamp bead is adjusted, and then the brightness of the sterilizing lamp is controlled, and the application requirements of sterilizing and deodorizing in each scene are met.

In one embodiment, the substrate 100 is circular, fan-shaped or rectangular, and the shape and structure of the substrate 100 can be adjusted according to the design requirement of the germicidal lamp.

In an embodiment, the diffusion cover 200 is hemispherical and is packaged on the substrate 100, the diffusion cover 200 can make the light passing through the diffusion cover 200 uniform, and the light emitted by the LED module with sterilization function is mixed with other LEDs to form white light, which passes through the diffusion cover 200 to form a sterilization module. Preferably, the diffuser cap 200 is a PC diffuser cap.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention, and it is therefore to be understood that the utility model is not limited by the scope of the appended claims.

Claims

1. A germicidal lamp fixture, comprising: the LED lamp comprises a substrate, a diffusion cover, a first LED lamp bead component and a second LED lamp bead component, wherein a light source cavity is formed by the substrate and the diffusion cover in a surrounding mode, and the first LED lamp bead component and the second LED lamp bead component are arranged in the light source cavity;

2. The germicidal lamp fixture of claim 1 wherein the second LED lamp bead assembly includes a white LED lamp bead capable of emitting white light having a color temperature of 1800K-10000K and a green LED lamp bead capable of emitting green light having a wavelength of 500nm-560 nm;

3. The germicidal lamp fixture of claim 1 wherein the second LED lamp bead assembly includes red LED lamp beads capable of emitting red light having a wavelength of 600nm to 700nm and green LED lamp beads capable of emitting green light having a wavelength of 500nm to 560 nm;

4. The germicidal lamp fixture of claim 1 wherein the second LED lamp bead assembly includes a yellow LED lamp bead capable of emitting yellow light having a wavelength of 570nm to 600 nm;

5. The germicidal lamp fixture of claim 1 wherein the second LED lamp bead assembly includes red LED lamp beads, green LED lamp beads and blue LED lamp beads, the red LED lamp beads are capable of emitting red light having a wavelength of 600nm to 700nm, the green LED lamp beads are capable of emitting green light having a wavelength of 500nm to 560nm, and the blue LED lamp beads are capable of emitting blue light having a wavelength of 450nm to 480 nm;

6. The germicidal lamp fixture of any one of claims 1-5, wherein the first LED lamp bead assembly and the second LED lamp bead assembly are both disposed on the substrate, the first LED lamp bead assembly is a UVA LED lamp bead, and the UVA LED lamp bead is capable of emitting light having a wavelength of 380nm to 435 nm.

7. The germicidal lamp fixture of claim 6 wherein the light from the first LED lamp bead assembly and the light from the second LED lamp bead assembly mix in the light source chamber to produce white light having a color temperature of 4500-5500K.

8. The germicidal lamp fixture of any one of claims 1-5 further comprising a control circuit disposed on the substrate and configured to adjust the brightness of each LED bead in the germicidal lamp fixture.

9. The germicidal lamp fixture of any one of claims 1-5 wherein the base plate is circular, fan-shaped, or rectangular; and/or

10. A housing apparatus comprising the germicidal lamp fixture as claimed in any one of claims 1-9.