CN111664383A - Optical system applied to large-area illumination and LED illuminating lamp thereof - Google Patents
Optical system applied to large-area illumination and LED illuminating lamp thereof Download PDFInfo
- Publication number
- CN111664383A CN111664383A CN201910177571.5A CN201910177571A CN111664383A CN 111664383 A CN111664383 A CN 111664383A CN 201910177571 A CN201910177571 A CN 201910177571A CN 111664383 A CN111664383 A CN 111664383A
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- Prior art keywords
- lens
- led lamp
- lampshade
- optical system
- led
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses an optical system applied to large-area illumination, which comprises: the LED lamp comprises a lens lampshade, a mirror bracket, a reflector, LED lamp beads and a lamp panel, wherein the LED lamp beads are arranged on the lamp panel, a mirror bracket is arranged on the side edge of the LED lamp bead, a reflector is arranged on the inner end surface of the mirror bracket, the reflector surrounds four end surfaces of the side edge of the LED lamp bead, the upper end of the mirror bracket is provided with a lens lampshade, the upper end surface of the LED lamp bead is completely covered by the lens lampshade, the bottom of the lens lampshade is a rectangular frame, the upper end of the lens lampshade is provided with a cone-tower-shaped bulge similar to a bulge, the lens lampshade is provided with four rotationally symmetrical lens units which are integrally formed and diffuse light rays through the refraction of the light rays, therefore, the light source is diffused, the light intensity of the LED light source is diffused, and the negative effects of dizziness and dazzling caused by discomfort of human eyes due to over-strong light irradiating the human eyes are avoided.
Description
Technical Field
Relates to an optical system applied to large-area illumination and an LED illumination lamp thereof.
Background
The LED lighting is classified into indoor lighting and outdoor lighting, wherein the first method is that the using place of the LED lamp is divided into the indoor lighting and the outdoor lighting.
Outdoor lighting requires high brightness, long service life, and resistance to severe environments, such as street lamps and projection lamps.
Because the LED light source is a point light source, the emitted light intensity is high, the blue light ratio is high, the color difference problem is difficult to eliminate, and the like, are inherent characteristics of the LED light source. For the inherent defects of the LED light sources, in office illumination, the conventional LED fluorescent lamp tube usually adopts a translucent lampshade method, but the light loss is large, the light waste is serious, the blue light occupation ratio is high, the problem of chromatic aberration is not solved, and the optical design is not mentioned at all. In addition, the light distribution lenses adopted by the existing industrial and mining lamps, street lamps and the like redistribute the light, but the light intensity irradiating human eyes is not obviously reduced, is very dazzling and easy to dizzy, and the inherent defects of LED light sources are not well solved.
Disclosure of Invention
The present invention aims to overcome the above-mentioned shortcomings and provide a technical solution to solve the above-mentioned problems.
An optical system for large area illumination, comprising: the LED lamp bead is mounted on the lamp panel, the lens frame is arranged on the side edge of the LED lamp bead, the reflector is arranged on the inner end face of the lens frame, the reflector surrounds the four end faces of the side edge of the LED lamp bead, the lens lampshade is mounted at the upper end of the lens frame, the upper end face of the LED lamp bead is completely covered by the lens lampshade, the bottom of the lens lampshade is a rectangular frame and corresponds to the shape of the lens frame, a conical bulge similar to a bulge is arranged at the upper end of the lens lampshade, the lens lampshade is provided with four lens units which are rotationally symmetrical, and the four lens units are integrally formed;
as a further scheme of the invention: the lens shade may be of spherical or ellipsoidal design.
As a further scheme of the invention: the upper surface of the lens unit is provided with concave-convex lines which are longitudinally arranged.
As a further scheme of the invention: and concave-convex lines which are transversely arranged are arranged on the inner end surface of the lens unit.
An LED lighting fixture comprising: the lighting module adopts the optical system, the rectangular array is provided with a plurality of grooves on the lamp holder, the lighting module is arranged on each groove, the power supply device is arranged on the rear end face of the lamp holder, and the mounting rack is arranged on two sides of the power supply device.
As a further scheme of the invention: the power supply device is connected with an external power supply.
Compared with the prior art, the invention has the beneficial effects that: light is diffused through the refraction of the light, so that the light source is diffused, the light of the LED is diffused to enhance the brightness, and the negative effects of dizziness and dazzling caused by the fact that the human eyes feel uncomfortable due to the fact that the light irradiating the human eyes is too strong are avoided.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
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, and 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 these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an LED lighting fixture according to the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is a front view of an LED lighting fixture of the present invention.
Fig. 4 is a schematic structural diagram of the present invention.
Fig. 5 is a schematic structural view of a lens lampshade in the invention.
Fig. 6 is a top view of the lens housing of the present invention.
Fig. 7 is a bottom view of the lens housing of the present invention.
In the figure: 1. lens lamp shade, 2, lighting fixture, 3, mounting bracket, 4, power supply unit, 5, mirror holder, 6, reflector, 7, LED lamp pearl, 8, lamp plate, 9, lens unit.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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.
Referring to fig. 1 to 7, in an embodiment of the present invention, an optical system for large area illumination includes: the LED lamp comprises a lens lampshade 1, a mirror frame 5, a reflector 6, an LED lamp bead 7 and a lamp panel 8, wherein the LED lamp bead 7 is installed on the lamp panel 8, the mirror frame 5 is arranged on the side edge of the LED lamp bead 7, the reflector 6 is arranged on the inner end surface of the mirror frame 5, the reflector 6 surrounds the four end surfaces on the side edge of the LED lamp bead 7, light rays emitted by the LED lamp bead 7 can be subjected to multiple refraction through the reflector 6, the light rays are brighter through refraction, the lens lampshade 1 is installed at the upper end of the mirror frame 5, the upper end surface of the LED lamp bead 7 is completely covered by the lens lampshade 1, the bottom of the lens lampshade 1 is a rectangular frame and corresponds to the shape of the mirror frame 5, a conical tower-shaped bulge similar to a bulge is arranged at the upper end of the lens lampshade 1, the lens lampshade 1 is provided with;
The upper surface of lens unit 9 is provided with the concave-convex line of vertical setting to make the line of every lens unit 9 after the rotation reverse all inconsistent, the interior terminal surface of lens unit 9 is provided with the concave-convex line of horizontal setting, make the interior diffusion cell that forms of lens unit 9 through the multiple line in lens unit 9, make the light that LED lamp pearl 7 sent and reflector 6 reflect outwards refract through lens unit 9 in lens lamp shade 1, form more even facula, 4 facula that four lens unit 9 formed, 4 facula superpose each other, the corresponding bright even facula that forms, when making the light that LED lamp pearl 7 sent obtain the diffusion, make luminance brighter, light more softly simultaneously.
An LED lighting fixture, comprising: lighting fixture 2, mounting bracket 3, power supply unit 4 and lighting module, wherein lighting module has adopted foretell optical system, rectangular array has a plurality of recesses on lighting fixture 2, installs lighting module on every recess, 2 rear end faces of lighting fixture are provided with power supply unit 4, mounting bracket 3 is installed to 4 both sides of power supply unit, installs on wall or roof through mounting bracket 3.
The power supply device 4 is connected with an external power supply and supplies electric quantity to the lighting module so as to enable the lighting module to work.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (5)
1. An optical system for large area illumination, comprising: the LED lamp bead is mounted on the lamp panel, the lens frame is arranged on the side edge of the LED lamp bead, the reflector is arranged on the inner end face of the lens frame, the reflector surrounds the four end faces of the side edge of the LED lamp bead, the lens lampshade is mounted at the upper end of the lens frame, the upper end face of the LED lamp bead is completely covered by the lens lampshade, the bottom of the lens lampshade is a rectangular frame and corresponds to the shape of the lens frame, a conical bulge similar to a bulge is arranged at the upper end of the lens lampshade, the lens lampshade is provided with four lens units which are rotationally symmetrical, and the four lens units are integrally formed;
the optical system of claim 1, wherein the lens housing is of spherical or ellipsoidal design.
2. The optical system as claimed in claim 1, wherein the lens unit has a longitudinal concave-convex pattern on its upper surface.
3. The optical system as claimed in claim 1, wherein the inner end surface of the lens unit is provided with a transverse concave-convex pattern.
4. An LED lighting fixture, comprising: the lighting system comprises a lamp holder, a mounting rack, a power supply device and a lighting module, wherein the lighting module adopts the optical system as claimed in claims 1-4, a plurality of grooves are formed in the rectangular array on the lamp holder, the lighting module is mounted on each groove, the power supply device is arranged on the rear end face of the lamp holder, and the mounting rack is mounted on two sides of the power supply device.
5. The LED lighting fixture of claim 5 wherein the power supply means is connected to an external power source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910177571.5A CN111664383A (en) | 2019-03-09 | 2019-03-09 | Optical system applied to large-area illumination and LED illuminating lamp thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910177571.5A CN111664383A (en) | 2019-03-09 | 2019-03-09 | Optical system applied to large-area illumination and LED illuminating lamp thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111664383A true CN111664383A (en) | 2020-09-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910177571.5A Pending CN111664383A (en) | 2019-03-09 | 2019-03-09 | Optical system applied to large-area illumination and LED illuminating lamp thereof |
Country Status (1)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112664845A (en) * | 2020-12-29 | 2021-04-16 | 珠海和其光照明科技有限公司 | Anti-dazzle LED lighting lamp tube |
| WO2023124285A1 (en) * | 2021-12-31 | 2023-07-06 | 珠海和其光照明科技有限公司 | Led lighting mechanism |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112664845A (en) * | 2020-12-29 | 2021-04-16 | 珠海和其光照明科技有限公司 | Anti-dazzle LED lighting lamp tube |
| WO2023124285A1 (en) * | 2021-12-31 | 2023-07-06 | 珠海和其光照明科技有限公司 | Led lighting mechanism |
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Application publication date: 20200915 |
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