CN212338986U

CN212338986U - Desk lamp

Info

Publication number: CN212338986U
Application number: CN202021415876.XU
Authority: CN
Inventors: 吴惠清; 刘波; 周怡宗
Original assignee: Shanghai Semiconductor Lighting Engineering Technology Association
Current assignee: Shanghai Semiconductor Lighting Engineering Technology Association
Priority date: 2020-07-17
Filing date: 2020-07-17
Publication date: 2021-01-12
Anticipated expiration: 2030-07-17

Abstract

The utility model provides a desk lamp, include: a lamp shade; the photocatalyst carrier and the lampshade surround to form an accommodating space, and the photocatalyst carrier is provided with a light-transmitting first area and a second area of which the outer surface is provided with a photocatalyst treatment layer; the illumination light source is arranged in the accommodating space and is provided with a first light path which penetrates through the first area and then exits out of the accommodating space, a second light path which penetrates through the second area and then exits out of the accommodating space, and the photocatalyst treatment layer is excited by visible light with the wavelength of 450nm to 650 nm. The utility model discloses can shine photocatalyst treatment layer through white light LED, play and kill the bacterium, subtract organisms such as organic suspended solid, reach air-purifying's effect.

Description

Desk lamp

Technical Field

The utility model relates to a lighting apparatus field, specifically speaking relates to a desk lamp disinfects.

Background

The desk lamp is subjected to photocatalyst treatment. The desk lamp can irradiate the photocatalyst layer through visible light or white light to continuously generate active free radicals OH and O-, and the active free radicals decompose bacteria, organic suspended matters, viruses and the like into carbon dioxide and water to clean air. It can effectively eliminate organic suspended substances, bacteria and viruses. However, the common photocatalyst lamp uses ultraviolet below 380nm or infrared above 780nm to irradiate the photocatalyst layer, and the ultraviolet has great harm to human body and can not directly irradiate human body, thereby limiting the application of the photocatalyst lamp; the infrared ray has a heating function, energy consumption of an air conditioner and the like can be increased in summer, and the infrared ray is not beneficial to environmental protection. The common photocatalyst material is 30-40nm, even micron-sized, and can not achieve effective sterilization effect in the visible light range.

Therefore, the utility model provides a desk lamp that effectively disinfects in the visible light range.

SUMMERY OF THE UTILITY MODEL

Problem to among the prior art, the utility model aims to provide a desk lamp has overcome among the prior art and has cliied vascular problem easily after expanding, can shine photocatalyst treatment layer through white light LED, plays and exterminates the bacterium, subtracts organisms such as organic suspended solid, reaches air-purifying's effect.

An embodiment of the utility model provides a desk lamp, include:

a lamp shade;

the photocatalyst carrier and the lampshade surround to form an accommodating space, and the photocatalyst carrier is provided with a light-transmitting first area and a second area of which the outer surface is provided with a photocatalyst treatment layer;

the illumination light source is arranged in the accommodating space and is provided with a first light path which penetrates through the first area and then exits out of the accommodating space and a second light path which penetrates through the second area and then exits out of the accommodating space, and the photocatalyst treatment layer is excited by visible light with the wavelength of 450nm to 650 nm.

Preferably, the photocatalyst carrier comprises a ring-shaped member, and the outer edge of the ring-shaped member is clamped with the lampshade.

Preferably, the photocatalyst carrier further comprises a light-transmitting piece, a through hole is formed in the center of the annular piece, and the light-transmitting piece is clamped in the through hole.

Preferably, the outer surface of the annular part, which is away from the lamp shade, is provided with a concentric annular step with the through hole as a circle center, and the outer surface area of the concentric annular step is larger than the projection area of the annular part.

Preferably, the photocatalyst treatment layer covers the surface of the concentric annular steps.

Preferably, the inner wall of the lampshade is provided with a photocatalyst treatment layer which reflects light rays emitted from the illumination light source out of the accommodating space.

Preferably, the illumination light source is any one or combination of a white light LED, an RGB three-color LED, and an RGBW four-color LED.

Preferably, the thickness of the photocatalyst treatment layer is less than or equal to 1 μm.

Preferably, the particle size of the nanoparticles in the photocatalyst treatment layer is in the range of 5nm to 10 nm.

Preferably, the lamp further comprises a lamp post and a base, wherein one end of the lamp post supports the lampshade, and the other end of the lamp post is connected with the base.

The utility model discloses a desk lamp can shine photocatalyst treatment layer through white light LED, plays and exterminates organism such as bacterium, deduction organic suspended solid, reaches air-purifying's effect.

Drawings

Other features, objects and advantages of the invention will become more apparent from a reading of the following detailed description of non-limiting embodiments thereof, with reference to the accompanying drawings.

Fig. 1 is a perspective view of the desk lamp of the present invention.

Fig. 2 is an exploded view of the desk lamp of the present invention.

Fig. 3 is a perspective view of the middle ring part of the desk lamp of the present invention.

Fig. 4 is a working schematic diagram of the desk lamp of the present invention.

Reference numerals

1 base

2 Lamp post

3 lampshade

31 accommodating space

4 Ring type piece

41 concentric annular steps

42 through hole

5 light-transmitting piece

6 Lighting source

7 photo-catalytic treatment layer

A first light path

B second light path

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus their repetitive description will be omitted.

In order to achieve the above object, the present invention provides a photocatalyst table lamp, wherein a photocatalyst treatment layer is disposed on an outer surface of an optical component of the photocatalyst table lamp.

Fig. 1 is a perspective view of the desk lamp of the present invention. Fig. 2 is an exploded view of the desk lamp of the present invention. Fig. 3 is a perspective view of the middle ring part of the desk lamp of the present invention. Fig. 4 is a working schematic diagram of the desk lamp of the present invention. As shown in fig. 1 to 4, the utility model discloses a desk lamp, include: a lampshade 3, a photocatalyst carrier and an illumination light source 6. The photocatalyst carrier and the lampshade 3 surround to form a containing space 31, and the photocatalyst carrier is provided with a transparent first area and a second area of which the outer surface is provided with a photocatalyst processing layer 7. The illumination light source 6 is disposed in the accommodating space 31, the illumination light source 6 has a first light path a which is transmitted through the first region and then emitted out of the accommodating space 31, and a second light path B which is transmitted through the second region and then emitted out of the accommodating space 31, and the photocatalyst treatment layer is excited by visible light with a wavelength of 450nm to 650 nm. The utility model provides a some light that illumination source 6 jetted out is through the first region as pure illumination source, and another light both is regarded as illumination source through the second region, and the light source of exciting light catalyst is regarded as again simultaneously.

In a preferred embodiment, the photocatalyst carrier comprises a ring-shaped member 4 as the second region, and the outer edge of the ring-shaped member 4 is engaged with the lampshade 3. The photocatalyst carrier also comprises a light-transmitting piece 5 serving as a first area, a through hole 42 is formed in the center of the annular piece 4, and the light-transmitting piece 5 is clamped in the through hole 42. The outer surface of the annular part 4, which is far away from the lampshade 3, is provided with a concentric annular step 41 which takes the through hole 42 as the center of a circle, the outer surface area of the concentric annular step 41 is larger than the projection area of the annular part 4, and the photocatalyst treatment layer 7 covers the surface of the concentric annular step 41. Concentric annular ladder 41 can play the effect through the soft light of diffuse reflection, also can increase the surface area on photocatalyst treatment layer 7 simultaneously, strengthens the photocatalyst effect, promotes and kills the bacterium, subtracts the ability of removing organisms such as organic suspended solid.

In a preferred embodiment, the inner wall of the lampshade 3 is provided with a photocatalyst treatment layer 7, which reflects the light emitted from the illumination light source 6 out of the accommodating space 31, so as to increase the area for disposing the photocatalyst, further enhance the effect of the photocatalyst, and enhance the capability of killing bacteria and reducing organisms such as organic suspended matters.

In a preferred embodiment, the illumination light source 6 is any one or a combination of a white light LED, an RGB three-color LED, and an RGBW four-color LED, but not limited thereto.

In a preferred embodiment, the thickness of the photocatalyst treatment layer 7 is 1 μm or less, but not limited thereto.

In a preferred embodiment, the size of the nanoparticles in the photocatalyst treatment layer 7 is in the range of 5nm to 10nm, but not limited thereto.

In a preferred embodiment, the lamp further comprises a lamp post 2 and a base 1, wherein one end of the lamp post 2 supports the lampshade 3, and the other end of the lamp post 2 is connected with the base 1, but not limited thereto.

The utility model discloses the photocatalyst that photocatalyst treatment layer 7 used is titanium-based nanometer photocatalysis coating combined material that the particle diameter is 5-10nm, and its state is colorless translucent liquid, and pH value is less than or equal to 7, and the solid content is more than or equal to 10%, and the solvent of adoption is deionized water, and dry basis purity > 99.99%, and the particle diameter scope of nano-particle is 5-10nm in the photocatalyst. The film forming thickness is less than or equal to 1 micron, the film forming time is 5-10 minutes, and the coating material is non-flammable and non-corrosive. The photocatalyst material can be excited by using visible light of 450-650 nm. The spectrum of the white light LED can be a white light spectrum mixed after the blue light excites the fluorescent powder, and can also be a white light spectrum mixed by RGB three colors or RGBW four colors, or more than four colors.

The utility model discloses utilize illumination to arouse this titanium base nanometer photocatalysis coating, can produce high active free radical, destroy the molecular structure of bacterium, virus fast and decompose volatile pollutant and become carbon dioxide and water, realize that the high efficiency kills bacterium, virus, mesh such as elimination air pollution and deodorization. Compared with other photocatalytic materials, the photocatalyst can be excited only by ultraviolet light, can efficiently absorb indoor irradiation light, sunlight and scattered light, and has high activity and high stability. Can efficiently sterilize and resist virus, thoroughly decompose organic pollutant gas, achieve deodorization effect and have no secondary pollution. The coating has high-efficiency antibacterial and antiviral effects, has excellent antibacterial performance for a long time on various pathogenic bacteria such as escherichia coli, staphylococcus aureus, acinetobacter baumannii, pseudomonas aeruginosa and the like, and does not generate drug resistance; air purification can be carried out, and organic gas phase pollutants such as formaldehyde, benzene, TVOC and the like can be continuously and efficiently removed; and continuously and efficiently removing peculiar smell in the space such as the toilet and the like. The coating surface has a self-cleaning function, and dust and the like are not easy to deposit; good particle dispersibility, smooth film formation, firm combination, good stability and the like. The coating material can adopt titanium-based nano photocatalytic coating material. Therefore, the photocatalyst table lamp utilizes the irradiation of the visible light wave band (450-650nm) or sunlight (including the whole wave band of ultraviolet light) of the lighting lamp, can efficiently kill bacteria and purify air, does not need additional energy consumption, does not have secondary pollution, has long service cycle and obvious benefit.

The utility model discloses the photocatalyst that photocatalyst desk lamp can provide uses's granule particle diameter is 5-10 nm's titanium base nanometer photocatalysis coating combined material. Different from other photocatalyst products, the photocatalyst can be excited by using visible light of 450-650nm, so that bacteria can be effectively killed, proteins in the bacteria can be destroyed, and organic matters in air can be decomposed. The utility model discloses a spraying material that layer 7 adopted is handled to photocatalyst is colorless transparent liquid, high-speed filming after the spraying, and the effect is lasting, does not influence lamps and lanterns illuminating effect completely. The utility model discloses a photocatalyst treatment layer 7 can be in the spectrum of more being close the natural light down the catalysis arouse, does not have harmful ultraviolet ray, and the illuminating effect is better, and the photocatalysis sterilization effect is better. The utility model discloses a desk lamp light-emitting is even soft, effectively prevents the glare, reduces visual fatigue.

To sum up, the utility model aims to provide a desk lamp can shine photocatalyst treatment layer through white light LED, plays and exterminates the organism such as bacterium, deduction organic suspended solid, reaches air-purifying's effect.

The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims

1. A desk lamp, comprising:

a lamp housing (3);

the photocatalyst carrier and the lampshade (3) surround to form an accommodating space (31), and the photocatalyst carrier is provided with a first area which is transparent and a second area of which the outer surface is provided with a photocatalyst treatment layer (7);

the illumination light source (6) is arranged in the accommodating space (31), the illumination light source (6) is provided with a first light path (A) which penetrates through the first area and then exits the accommodating space (31) and a second light path (B) which penetrates through the second area and then exits the accommodating space (31), and the photocatalyst treatment layer is excited by visible light with the wavelength of 450nm to 650 nm.

2. The desk lamp as claimed in claim 1, wherein the photocatalyst carrier comprises a ring-shaped member (4), and the outer edge of the ring-shaped member (4) is engaged with the lampshade (3).

3. The desk lamp as claimed in claim 2, wherein the photocatalyst carrier further comprises a light-transmitting member (5), a through hole (42) is formed in the center of the annular member (4), and the light-transmitting member (5) is engaged with the through hole (42).

4. The desk lamp as claimed in claim 3, wherein the outer surface of the annular part (4) facing away from the lamp shade (3) is provided with a concentric annular step (41) with the through hole (42) as a center, and the outer surface area of the concentric annular step (41) is larger than the projection area of the annular part (4).

5. The desk lamp according to claim 4, wherein the photocatalyst treatment layer (7) covers the surface of the concentric annular steps (41).

6. The desk lamp as claimed in claim 4, wherein the inner wall of the lampshade (3) is provided with a photocatalyst treatment layer (7) for reflecting the light emitted from the illumination light source (6) to the accommodating space (31).

7. The desk lamp as claimed in claim 1, wherein the illumination light source (6) is any one or combination of a white light LED, an RGB three-color LED, and an RGBW four-color LED.

8. The desk lamp as claimed in claim 1, wherein the photocatalyst treatment layer (7) has a thickness of 1 μm or less.

9. The desk lamp as described in claim 1, wherein the size of the nanoparticles in the photocatalyst treatment layer (7) is in the range of 5nm to 10 nm.

10. The desk lamp as claimed in claim 1, further comprising a lamp post (2) and a base (1), wherein one end of the lamp post (2) supports the lampshade (3), and the other end of the lamp post (2) is connected to the base (1).