CN212901339U

CN212901339U - Optical structure

Info

Publication number: CN212901339U
Application number: CN202020907353.0U
Authority: CN
Inventors: 邹凤强
Original assignee: Zhongshan Gr Optics Co ltd
Current assignee: Zhongshan Gr Optics Co ltd
Priority date: 2020-05-26
Filing date: 2020-05-26
Publication date: 2021-04-06
Anticipated expiration: 2030-05-26

Abstract

The utility model discloses an optical structure, including grading support and micro-structure lens module, be provided with at least one reflection of light cup on the grading support, the bottom fretwork of reflection of light cup is equipped with the light source hole, and the micro-structure lens module includes link and the convex lens that sets up on the link and reflect light cup one-to-one, and convex lens installs at the last port or the light source hole position of reflection of light cup. The light distribution bracket and the micro-structural lens module are convenient to assemble, and the light emitting is more uniform due to the matching of the light reflecting cup and the convex lens; and the convex lens has the light collecting effect, can increase the central light intensity, reduce the light loss caused by the lens on the whole surface, protect the light source and prevent fingers from directly touching the light source. The light and micro-etched lines on the surface of the convex lens can play a role in light mixing, the whole light spot is uniform, soft and transitional, and the UGR value is reduced.

Description

Optical structure

Technical Field

The utility model relates to the field of lighting, in particular to optical structure.

Background

Lamps are articles necessary for life, and comprise ceiling lamps, wall lamps, down lamps, spot lamps, ceiling lamps and the like. The LED light source has the advantages of high luminous efficiency, low power consumption, long service life, high safety and reliability and the like, and most lamps use the LED as the light source. The LED is single-sided reflective, and in order to concentrate light, a lens or a reflective cup is assembled on an LED light source to perform secondary light distribution. How to design an optical structure for LED that the commonality is strong, the equipment is convenient the utility model discloses the technical problem that will solve.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims at providing an assemble simple and easy, the even optical structure of light-emitting.

The utility model provides an optical structure, including grading support and micro-structure lens module, be provided with at least one reflection of light cup on the grading support, the bottom fretwork of reflection of light cup is equipped with the light source hole, micro-structure lens module includes the link and sets up on the link with the convex lens of reflection of light cup one-to-one, convex lens installs the last port or the light source hole position of reflection of light cup.

Preferably, when the convex lens is installed at the light source hole of the reflector cup, the convex lens is a single convex lens.

Preferably, when the convex lens is installed at the upper port of the reflector cup, the convex lens is a biconvex lens.

Preferably, the convex lens surface is provided with an etch.

Preferably, the anti-dazzle device further comprises an anti-dazzle cover, wherein the anti-dazzle cover is arranged on the light distribution support, and anti-dazzle holes corresponding to the light reflecting cups in a one-to-one mode are formed in the anti-dazzle cover.

Preferably, the light distribution support is provided with a clamping hole, the antiglare shield is provided with a cantilever hook facing the clamping hole, and the antiglare shield and the light distribution support are connected and assembled by inserting the cantilever hook into the corresponding clamping hole for mutual clamping.

Preferably, the cantilever hook is arranged on the inner ring edge and the outer ring edge of the antiglare shield, and the clamping hole is arranged on the inner ring edge and the outer ring edge of the upper end surface of the light distribution support.

Preferably, the LED light source device further comprises an LED light source board, at least one LED luminous body is welded on the LED light source board, the light distribution support is installed on the LED light source board, and the LED luminous body is arranged in the corresponding light source hole.

Preferably, when the convex lens is installed at the position of the light source hole of the reflective cup, the connecting frame is provided with a positioning column, the LED light source plate is provided with a positioning hole, the microstructure lens module is covered on the LED light source plate, the positioning column is inserted into the corresponding positioning hole, and the convex lens is covered on the corresponding LED light emitting body.

Preferably, when the convex lens is mounted at the upper port of the reflecting cup, the connecting frame comprises an annular frame surrounding the outer part of the convex lens and a connecting rod for connecting the convex lens and the annular frame, and when a plurality of convex lenses are arranged, the annular frames are connected through the connecting rod to form an integrated micro-structured lens module; the upper port of the light reflecting cup of the light distribution support is provided with an installation position matched with the annular frame, the annular frame is installed in the installation position, and the convex lens is located in the center of the light reflecting cup.

The utility model has the advantages that:

the utility model discloses an optical structure includes grading support and micro-structure lens module, is provided with at least one reflection of light cup on the grading support, and the bottom fretwork of reflection of light cup is equipped with the light source hole, and the micro-structure lens module includes the link and set up on the link with the convex lens of reflection of light cup one-to-one, and convex lens installs at the last port or the light source hole position of reflection of light cup. The light distribution bracket and the micro-structural lens module are convenient to assemble, and the light emitting is more uniform due to the matching of the light reflecting cup and the convex lens; and the convex lens has the light collecting effect, can increase the central light intensity, reduce the light loss caused by the lens on the whole surface, protect the light source and prevent fingers from directly touching the light source.

The light and micro-etched lines on the surface of the convex lens can play a role in light mixing, the whole light spot is uniform, soft and transitional, and the UGR value is reduced.

Drawings

Fig. 1 is an exploded view of an optical structure according to a second embodiment of the present invention;

fig. 2 is a schematic structural diagram 1 of an optical structure in a second embodiment of the present invention;

fig. 3 is a schematic structural diagram 2 of an optical structure in a second embodiment of the present invention;

fig. 4 is a schematic structural diagram 3 of an optical structure in a second embodiment of the present invention;

fig. 5 is a schematic structural diagram 4 of an optical structure in a second embodiment of the present invention;

fig. 6 is an exploded view of the optical structure in the first embodiment of the present invention, schematically illustrated in fig. 1;

fig. 7 is an exploded view of the optical structure in the first embodiment of the present invention, schematically illustrated in fig. 2;

fig. 8 is a schematic structural diagram 1 of an optical structure in a first embodiment of the present invention;

fig. 9 is a schematic structural diagram 2 of an optical structure in a first embodiment of the present invention;

fig. 10 is a schematic structural diagram 3 of an optical structure in a first embodiment of the present invention;

fig. 11 is a schematic structural diagram 4 of an optical structure in the first embodiment of the present invention.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

With reference to fig. 6 to 11, a first embodiment of the optical structure of the present invention is proposed:

the utility model provides an optical structure, comprises LED light source board 1, grading support 2,

micro-structure lens module

3 and 4 assembly of anti-dazzle cover, and micro-structure lens module 3 covers and establishes on LED light source board 1, and grading support 2 installs on micro-structure lens module 3, and anti-dazzle cover 4 installs on grading support 2. The optical structure is shown as being linear or square, but of course, other shapes are possible.

A plurality of LED light emitters 11 are welded on the LED light source board 1. The micro-structure lens module 3 comprises a connecting frame and convex lenses 31 arranged on the connecting frame and corresponding to the LED luminous bodies 11 one by one, the convex lenses 31 are single convex lenses 31, and light micro-etched patterns are arranged on the surfaces of the convex lenses 31. Be equipped with the reference column on the link, be equipped with the locating hole on the LED light source board 1, micro-structure lens module 3 covers and establishes on LED light source board 1, and the reference column inserts in the locating hole that corresponds, and convex lens 31 covers and establishes on the LED luminous element 11 that corresponds.

The light distribution support 2 is provided with a plurality of light reflecting cups 21 corresponding to the convex lenses 31 one by one, light source holes are hollowed in the bottoms of the light reflecting cups 21, and the convex lenses 31 are covered on the corresponding LED luminous bodies 11 and are arranged at the positions of the light source holes of the light reflecting cups 21.

The anti-dazzle cover 4 is provided with anti-dazzle holes 41 which correspond to the reflecting cups 21 one by one. The light distribution support 2 is provided with a clamping hole 23, and the antiglare shield 4 is provided with a cantilever hook 42 facing the clamping hole 23 to form a buckle structure. Cantilever hook 42 sets up at the inner ring edge and the outer loop edge of antiglare shield 4, and joint hole 23 sets up at the inner ring edge and the outer loop edge of grading support 2 up end, and the buckle structure sets up inside and outside, and is more firm. Insert mutual joint in corresponding joint hole 23 through cantilever hook 42, accomplish the equipment of being connected of antiglare shield 4 and grading support 2, the assembly is firm, and factor of safety is high, is not afraid of the use and drops.

The light emitted by the LED luminous body 11 is emitted after the action of the convex lens 31, the reflecting cup 21 and the anti-dazzle cover 4, and the light spots are uniform. The convex lens 31 has a light-collecting effect, can increase the central light intensity, reduce the light loss caused by the lens on the whole surface, protect the light source, prevent the finger from directly touching the light source, and has high safety level.

The light and micro-texture on the surface of the convex lens 31 can play a role in light mixing, the whole light spot is uniform, soft and transitional, and the UGR value is reduced.

With reference to fig. 1 to 5, a second embodiment of the ring-shaped multifunctional optical structure of the present invention is proposed:

micro-structure lens module

3 and 4 assembly of anti-dazzle cover, and 2 lids of grading support are established on LED light source board 1, and micro-structure lens module 3 and anti-dazzle cover 4 are installed on grading support 2. The optical structure is shown as being linear or square, but of course, other shapes are possible.

A plurality of LED light emitters 11 are welded on the LED light source board 1. The light distribution support 2 is provided with a plurality of light reflecting cups 21 which correspond to the LED luminous bodies 11 one by one, light source holes are hollowed in the bottoms of the light reflecting cups 21, and the LED luminous bodies 11 are arranged at the positions of the light source holes of the light reflecting cups 21.

The microstructure lens module 3 comprises a connecting frame and convex lenses 31 arranged on the connecting frame and corresponding to the LED luminous bodies 11 one by one, wherein the convex lenses 31 are double convex lenses 31. The connecting frame comprises an annular frame 32 surrounding the outer part of the convex lens 31 and a connecting rod for connecting the convex lens 31 and the annular frame 32, and the annular frames 32 are connected through the connecting plate to form the integrated microstructure lens module 3. An upper port of a reflector cup 21 of the light distribution bracket 2 is provided with a mounting position 22 matched with the annular frame 32, the annular frame 32 is mounted in the mounting position 22, and the convex lens 31 is positioned in the center of the reflector cup 21.

The light emitted by the LED luminous body 11 is emitted after the action of the reflecting cup 21, the convex lens 31 and the anti-dazzle cover 4, and the light spots are uniform. The convex lens 31 has a light-collecting effect, can increase the central light intensity, reduce the light loss caused by the lens on the whole surface, protect the light source, prevent the finger from directly touching the light source, and has high safety level.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structural changes made by the contents of the specification and the drawings, or the direct or indirect application in other related technical fields, are included in the same way in the protection scope of the present invention.

Claims

1. The utility model provides an optical structure, its characterized in that, includes grading support and micro-structure lens module, be provided with at least one reflection of light cup on the grading support, the bottom fretwork of reflection of light cup is equipped with the light source hole, micro-structure lens module include the link and set up on the link with the convex lens of reflection of light cup one-to-one, convex lens install last port or the light source hole position of reflection of light cup.

2. The optical structure of claim 1, wherein the convex lens is a single convex lens when the convex lens is mounted at the light source hole of the reflector cup.

3. The optical structure of claim 1, wherein the convex lens is a biconvex lens when the convex lens is mounted at the upper port of the reflector cup.

4. An optical structure according to claim 2 or 3, characterized in that the convex lens surface is provided with texturing.

5. The optical structure according to claim 1, further comprising an anti-glare cover, wherein the anti-glare cover is arranged on the light distribution bracket, and anti-glare holes corresponding to the light reflecting cups in a one-to-one manner are arranged on the anti-glare cover.

6. The optical structure according to claim 5, wherein a snap-in hole is formed in the light distribution bracket, a cantilever hook facing the snap-in hole is formed in the antiglare shield, and the antiglare shield and the light distribution bracket are connected and assembled by inserting the cantilever hook into the corresponding snap-in hole to be snapped in each other.

7. The optical structure according to claim 6, wherein the cantilever hook is provided at an inner annular edge and an outer annular edge of the glare shield, and the click hole is provided at an inner annular edge and an outer annular edge of the upper end surface of the light distribution bracket.

8. The optical structure according to claim 1 or 5, further comprising an LED light source board, wherein at least one LED luminous body is welded on the LED light source board, the light distribution bracket is installed on the LED light source board, and the LED luminous body is placed in the corresponding light source hole.

9. The optical structure as claimed in claim 8, wherein when the convex lens is installed at the light source hole of the reflective cup, the connecting frame is provided with a positioning column, the LED light source board is provided with a positioning hole, the micro-structure lens module is covered on the LED light source board, the positioning column is inserted into the corresponding positioning hole, and the convex lens is covered on the corresponding LED light emitter.

10. The optical structure according to claim 1 or 3, wherein when the convex lens is mounted at the upper port of the reflector cup, the connecting frame comprises an annular frame surrounding the outer part of the convex lens and a connecting rod for connecting the convex lens and the annular frame, and when a plurality of convex lenses are provided, the annular frames are connected through the connecting rod to form an integral micro-structured lens module; the upper port of the light reflecting cup of the light distribution support is provided with an installation position matched with the annular frame, the annular frame is installed in the installation position, and the convex lens is located in the center of the light reflecting cup.