CN212108082U - Anti-dazzle blackboard lamp - Google Patents
Anti-dazzle blackboard lamp Download PDFInfo
- Publication number
- CN212108082U CN212108082U CN202021276994.7U CN202021276994U CN212108082U CN 212108082 U CN212108082 U CN 212108082U CN 202021276994 U CN202021276994 U CN 202021276994U CN 212108082 U CN212108082 U CN 212108082U
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- Prior art keywords
- lamp
- lens
- top edge
- blackboard
- lamp holder
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- Expired - Fee Related
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- 239000000956 alloy Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 2
- 230000004313 glare Effects 0.000 abstract description 12
- 238000009792 diffusion process Methods 0.000 abstract description 5
- 230000007547 defect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 5
- 230000002349 favourable effect Effects 0.000 description 5
- 230000004438 eyesight Effects 0.000 description 4
- 238000005286 illumination Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
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- 208000003464 asthenopia Diseases 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
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- 238000005457 optimization Methods 0.000 description 1
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- 229920000515 polycarbonate Polymers 0.000 description 1
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- 229920001155 polypropylene Polymers 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
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Abstract
The utility model provides an anti-dazzle blackboard lamp, which comprises a rectangular lamp bracket, a LED lamp strip, a lens and an anti-dazzle plate, wherein the lamp bracket comprises a top edge, two side edges which are respectively connected with the two sides of the width direction of the top edge and are bent downwards at a right angle, and two bottom edges which are respectively connected with the two side edges and are bent inwards directly, and an opening is arranged between the two bottom edges of the lamp bracket to facilitate the transmission of light; the LED lamp strip is arranged on the inner surface of the top edge of the lamp holder, and the lens and the anti-dazzle plate are arranged in a groove formed by the top edge, the two side edges and the bottom edge of the lamp holder and are sequentially positioned on the outer side of the LED lamp strip; the structure that the anti-dazzle plate is arranged on the outer side of the lens is adopted, so that the defect that glare is easily generated in the prior art is overcome, light rays emitted by the LED lamp strip can be refracted through the lens and then are irradiated to a blackboard area, and the blackboard lamp can uniformly illuminate all areas of the blackboard by combining the diffusion of the anti-dazzle plate on the light rays, so that the generation of the glare is reduced, and eyes are protected; it is widely suitable for indoor lighting operation.
Description
Technical Field
The utility model relates to an indoor lighting equipment especially relates to a blackboard lamp of anti-dazzle.
Background
The blackboard is very common in teaching activities, can be used by teachers to write teaching contents, and can be frequently used by blackboard lamps to increase the brightness of the blackboard in certain environments with poor light; the traditional blackboard lamp is generally installed above the blackboard by adopting two fluorescent lamp tubes and is positioned in the same plane with the blackboard, and because the blackboard lamp is closer to the upper part of the blackboard and farther from the lower part of the blackboard, the illumination on the surface of the blackboard from top to bottom is gradually attenuated, the illumination intensity uniformity is poor, and glare is easily generated when the blackboard is seen from a student area.
At present, a blackboard lamp generally adopts an LED point light source for emitting light, but if the lamp is unreasonably installed, light cannot be uniformly irradiated on a blackboard, glare is easily generated, visual fatigue is caused, and the vision of eyes can be greatly damaged when people learn and work in the environment for a long time, particularly teenagers growing up.
Disclosure of Invention
In order to the above situation, an object of the utility model is to provide a blackboard lamp of anti-dazzle, thereby it adopts the lens outside to set up the structure of anti-dazzle board and overcomes the defect that prior art produced the glare easily, can shine the blackboard region with the light refraction back-lighting of LED lamp strip transmission through lens, combine the diffusion of anti-dazzle board to light, can make the blackboard lamp can evenly illuminate the whole regions of blackboard, thereby reduce the production of glare, be favorable to protecting eyes, overall structure scientific and reasonable, simple compactness, installation and convenient to use, market prospect is wide, and convenient to popularize and use.
In order to achieve the purpose, the anti-dazzle blackboard lamp comprises a rectangular lamp holder, an LED lamp strip, a lens and an anti-dazzle plate, wherein the lamp holder comprises a top edge, two side edges which are respectively connected with the two sides of the width direction of the top edge and bent downwards at a right angle, and two bottom edges which are respectively connected with the two side edges and bent inwards and directly, and an opening is formed between the two bottom edges of the lamp holder so as to facilitate light transmission; the LED lamp strip is arranged on the inner surface of the top edge of the lamp holder, and the light emitting direction of the LED lamp strip points to the opening of the lamp holder; the lens and the anti-dazzle plate are arranged in a groove formed by the top edge, the two side edges and the bottom edge of the lamp holder, the lens and the anti-dazzle plate are sequentially located on the outer side of the LED lamp strip from inside to outside, and an installation gap is formed between the lens and the LED lamp strip.
In order to realize the optimization of the structure and the effect, the further measures are as follows: the lamp holder comprises a top edge, two side edges and two bottom edges which are integrally bent.
The lamp holder is made of an aluminum alloy material.
The center of the top edge of the lamp holder is provided with a via hole for conveniently connecting a power line in a penetrating way, and two ends of the top edge of the lamp holder in the length direction are symmetrically provided with mounting seats.
The anti-dazzle plate is made of polystyrene material.
The utility model discloses compare the produced beneficial effect of prior art:
the utility model discloses a lens and antiglare shield are equipped with in proper order in the outside of LED lamp strip, can shine to the blackboard region after the light refraction that LED lamp strip launched through lens, combine antiglare shield to spread the light after the refraction, can make the scope area that the light that LED lamp strip launched shines on the wall increase after the lens refraction, can make the illumination intensity of the whole region of blackboard including blackboard peripheral edge relatively even, thereby reduce glare dazzling by a wide margin, be favorable to protecting eyes;
(II) the utility model adopts the installation gap between the lens and the LED lamp strip, which is convenient for inserting the lens including the anti-dazzle board into the groove of the lamp bracket from one end of the lamp bracket along the length direction, so that the installation is rapid and convenient, the time and the labor are saved, the installation efficiency is effectively improved, and the installation time is saved;
(III) the utility model discloses a thereby the lens outside sets up the defect that the structure of antiglare shield produced the glare easily of prior art, can shine the blackboard region with the light refraction back-lighting of LED lamp strip transmission through lens, combine the diffusion of antiglare shield to light, can make the blackboard lamp can evenly illuminate the whole regions of blackboard to reduce the production of glare, be favorable to protecting eyes, overall structure scientific and reasonable, simple compactness, installation and convenient to use have apparent economic benefits and social.
The utility model discloses extensively be applicable to the supporting use of indoor lighting operation.
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification.
Fig. 1 is a main sectional view of the overall structure of the present invention.
Fig. 2 is a side sectional view of the present invention.
In the figure: 1-lamp holder, 11-top edge, 12-via hole, 13-mounting seat, 14-side edge, 15-bottom edge, 16-opening, 2-LED lamp strip, 3-lens and 4-anti-dazzle plate.
Detailed Description
Referring to fig. 1 and 2, the present invention is realized as follows: an anti-glare blackboard lamp comprises a rectangular lamp holder 1, an LED lamp strip 2, a lens 3 and an anti-glare plate 4, wherein the lamp holder 1 comprises a top edge 11, two side edges 14 which are respectively connected with two sides of the width direction of the top edge 11 and bent downwards at a right angle, and two bottom edges 15 which are respectively connected with the two side edges 14 and bent inwards directly, and an opening 16 is arranged between the two bottom edges 15 of the lamp holder 1 so as to facilitate light transmission; the LED lamp strip 2 is arranged on the inner surface of the top edge 11 of the lamp holder 1, and the light emitting direction of the LED lamp strip 2 points to the opening 16 of the lamp holder 1; the lens 3 and the anti-dazzle plate 4 are arranged in a groove formed by the top edge 11, the two side edges 14 and the bottom edge 15 of the lamp holder 1, the lens 3 and the anti-dazzle plate 4 are sequentially located on the outer side of the LED lamp strip 2 from inside to outside, and an installation gap is formed between the lens 3 and the LED lamp strip 2.
Referring to fig. 1 and 2, in the present invention, the lamp holder 1 includes a top edge 11, two side edges 14 and two bottom edges 15, which are integrally bent and formed, so that the overall manufacturing process of the lamp holder 1 is simple, the processing is fast and convenient, and the manufacturing cost is saved; the lamp bracket 1 is made of an aluminum alloy material, and the aluminum alloy material has light specific gravity, good mechanical strength, good corrosion resistance and difficult rusting, so that the blackboard lamp is light and firm and is convenient to mount and use; a through hole 12 is formed in the center of the top edge 11 of the lamp holder 1 to facilitate the connection of a power line in a penetrating manner, and mounting seats 13 are symmetrically arranged at two ends of the top edge 11 of the lamp holder 1 in the length direction to facilitate the integral hoisting of the blackboard lamp through the mounting seats 13; the anti-dazzle plate 4 can be made of polystyrene, polycarbonate, polypropylene or acrylic and the like, preferably adopts a polystyrene plate, is colorless and transparent due to polystyrene, has the characteristics of high light transmittance, high refractive index, high impact resistance, good dimensional stability and easiness in processing and forming, emits soft light rays and clear vision, can ensure uniform illumination intensity, is beneficial to reducing the glare effect of a blackboard lamp, and avoids the damage to the vision of eyes.
With reference to fig. 1 and 2, the utility model discloses the length and width of well lens 3 and antiglare shield 4 is slightly greater than the length and width of LED lamp strip 2 size, is favorable to guaranteeing that the light that lamp pearl sent can all penetrate lens 3 directly in LED lamp strip 2, is reflected by lens 3 earlier then by antiglare shield 4 diffusion ejection, realizes increasing the scope area that light shines on the wall, is favorable to guaranteeing that the blackboard lamp evenly illuminates all areas of blackboard, thereby reduces glare effect; when the anti-dazzle device is installed, the LED lamp strip 2 is firstly pasted on the inner surface of the inner top edge 11 of the lamp holder 1, the power wire penetrates out of the through hole 12 on the top edge 11, the anti-dazzle plate 4 and the lens 3 are respectively inserted into the groove of the lamp holder 1 from one end of the lamp holder 1 in the length direction, then the rubber strip is utilized to tightly plug the gap between the side surfaces of the two ends of the anti-dazzle plate 4 and the lens 3 in the width direction and the inner walls of the two side edges 14 of the lamp holder 1, so that the anti-dazzle plate 4 and the lens 3 are tightly fixed in the groove of the lamp holder 1, the anti-dazzle plate 4 and the lens 3 are tightly attached together when the anti-dazzle plate is installed, the installation gap between the lens 3 and the LED lamp strip 2 is uniform, light rays emitted by the lamp posts in the LED lamp strip 2 can be ensured to be refracted by the lens 3 and be diffused by the anti-dazzle plate 4, is convenient for protecting eyesight, and has convenient and rapid integral installation, time saving and labor saving.
The utility model discloses during well installation lens and antiglare shield, also can be close to LED lamp strip inwards with the antiglare shield installation, and lens set up outwards, and the light that the lamp pole sent in LED lamp strip 2 this moment is earlier by the antiglare shield diffusion back, jets out after the lens refraction again, also can reduce glare effect.
The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can be within the technical scope of the present invention, and the technical solution and the concept of the present invention should be replaced or changed equivalently, and all should be included in the scope of the present invention.
Claims (5)
1. An anti-dazzle blackboard lamp is characterized by comprising a rectangular lamp holder (1), an LED lamp bar (2), a lens (3) and an anti-dazzle plate (4), wherein the lamp holder (1) comprises a top edge (11), two side edges (14) which are respectively connected with two sides of the width direction of the top edge (11) and bent downwards at a right angle, and two bottom edges (15) which are respectively connected with the two side edges (14) and bent inwards directly, and an opening (16) is arranged between the two bottom edges (15) of the lamp holder (1) to facilitate light transmission; the LED lamp strip (2) is arranged on the inner surface of the top edge (11) of the lamp holder (1), and the light emitting direction of the LED lamp strip (2) points to the opening (16) of the lamp holder (1); the LED lamp is characterized in that the lens (3) and the anti-dazzle plate (4) are arranged in a groove formed by the top edge (11), the two side edges (14) and the bottom edge (15) of the lamp holder (1), the lens (3) and the anti-dazzle plate (4) are sequentially located on the outer side of the LED lamp strip (2) from inside to outside, and an installation gap is formed between the lens (3) and the LED lamp strip (2).
2. The anti-glare blackboard lamp according to claim 1, wherein the lamp holder (1) includes a top edge (11), two side edges (14) and two bottom edges (15) which are integrally bent.
3. The anti-glare blackboard lamp according to claim 2, wherein the lamp holder (1) is made of an aluminum alloy material.
4. The anti-glare blackboard lamp according to claim 1, wherein the center of the top edge (11) of the lamp holder (1) is provided with a via hole (12) for conveniently connecting a power line, and the two ends of the top edge (11) of the lamp holder (1) in the length direction are symmetrically provided with mounting seats (13).
5. The blackboard lamp of anti-glare according to claim 1, characterized in that the anti-glare panel (4) is made of polystyrene material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021276994.7U CN212108082U (en) | 2020-07-03 | 2020-07-03 | Anti-dazzle blackboard lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021276994.7U CN212108082U (en) | 2020-07-03 | 2020-07-03 | Anti-dazzle blackboard lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212108082U true CN212108082U (en) | 2020-12-08 |
Family
ID=73628675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021276994.7U Expired - Fee Related CN212108082U (en) | 2020-07-03 | 2020-07-03 | Anti-dazzle blackboard lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212108082U (en) |
-
2020
- 2020-07-03 CN CN202021276994.7U patent/CN212108082U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201208 |