CN207394425U

CN207394425U - A kind of optical texture of asymmetric light distribution

Info

Publication number: CN207394425U
Application number: CN201721489332.6U
Authority: CN
Inventors: 桂鹏程
Original assignee: SHENZHEN CITY KINGLUMI PHOTOELECTRIC TECHNOLOGY Co Ltd
Current assignee: SHENZHEN CITY KINGLUMI PHOTOELECTRIC TECHNOLOGY Co Ltd
Priority date: 2017-11-09
Filing date: 2017-11-09
Publication date: 2018-05-22
Anticipated expiration: 2027-11-09

Abstract

The utility model is related to a kind of optical textures of asymmetric light distribution, and including substrate, light source, lens and reflector, the light source is arranged on the substrate, and the lens surround the light source with the substrate, and the lens are unsymmetric structure；The light source is located at the lens in the reflector.The utility model installs light source on substrate, and light source is surrounded with substrate with the lens of unsymmetric structure, light source is located at lens in reflector, make the light beam that light source is sent after once light-distribution is completed through lens, it is irradiated to again on reflector and carries out secondary light-distribution, all light beams that combining light distribution with reflector by lens sends light source are effectively controlled and the utilization rate of light beam is high, simultaneously, reflector forms lamp shielding angle to outgoing beam, the light beam of wide-angle is eliminated, has achieved the purpose that reduce dazzle.

Description

A kind of optical texture of asymmetric light distribution

Technical field

The utility model is related to LED illumination device field more particularly to a kind of optical textures of asymmetric light distribution.

Background technology

LED lamp is widely applied in daily life at present, and more and more warehouse, market, museum are mounted with For irradiating shelf, advertising wall, the LED lamp for drawing the scenes such as wall.To improve the utilization ratio of light, pin is described in the prior art To shelf, advertising wall, the asymmetric light distribution structure for drawing the scenes such as wall, generally individual lens light distribution structure or independent Reflector light distribution structure, wherein individual lens light distribution structure be accompanied by stronger glare effect, individual reflector light distribution Its efficiency of light energy utilization of structure is than relatively limited.

Utility model content

In order to solve the above technical problems, the utility model provides a kind of optical texture of asymmetric light distribution, this reality is utilized With new device, the utilization ratio of luminous energy after light distribution can be further improved, while reduces the glare effect of lamps and lanterns.

Technical solution is used by the utility model solves above-mentioned technical problem：

Substrate, light source, lens and reflector, the light source are arranged on the substrate, and the lens and the substrate will The light source surrounds, and the lens include multiple incidence surfaces and light-emitting surface, and multiple incidence surface asymmetric distributions are multiple described Light-emitting surface asymmetric distribution；The light source is located at the lens in the reflector.

In a preferred embodiment, the incidence surface includes the first incidence surface, the second incidence surface, and described first enters Smooth surface and the second incidence surface asymmetric distribution；The light-emitting surface includes the first light-emitting surface, the second light-emitting surface, the 3rd light-emitting surface With the 4th light-emitting surface, first light-emitting surface, the second light-emitting surface, the 3rd light-emitting surface, the 4th light-emitting surface asymmetric distribution；It is described go out Smooth surface includes fully reflecting surface and the reflecting surface reflected.

In a preferred embodiment, first incidence surface is plane, and second incidence surface is curved surface；It is described First light-emitting surface, the 4th light-emitting surface are curved surface, and second light-emitting surface is plane, first light-emitting surface, the second light-emitting surface, the Four light-emitting surfaces are the reflecting surface reflected；3rd light-emitting surface is plane or curved surface, is the total reflection being totally reflected Face.

In a preferred embodiment, the reflective surface of the reflector is four reflectings surface facing each other.

In a preferred embodiment, in four reflectings surface of the reflector, one group of opposite reflecting surface edge is hung down Directly in the asymmetric setting of center line of the substrate.

In a preferred embodiment, in four reflectings surface of the reflector, another group of opposite reflecting surface edge Center line perpendicular to the substrate is symmetrical arranged.

In a preferred embodiment, edge is perpendicular to the reflector of the asymmetric setting of center line of the substrate On two reflectings surface, scale and shell structure is provided with；Along two of the symmetrically arranged reflector of center line perpendicular to the substrate Reflecting surface is arranged to smooth surface structure.

In a preferred embodiment, the reflective surface of the reflector passes through electroplating processes.

In a preferred embodiment, the light source is several linearly aligned LED light pearls.

The beneficial effects of the utility model are：

The utility model installs light source on substrate, and is surrounded light source with substrate with the lens of unsymmetric structure, light source It is located at lens in reflector, makes the light beam that light source is sent after once light-distribution is completed through lens, then be irradiated on reflector Secondary light-distribution is carried out, all light beams that combining light distribution with reflector by lens sends light source are effectively controlled and light beam Utilization rate it is high, meanwhile, reflector forms lamp shielding angle to outgoing beam, eliminates the light beam of wide-angle, has reached reduction dazzle Purpose.

Description of the drawings

The utility model is described further with reference to the accompanying drawings and examples.

Fig. 1 is the sectional view of the utility model one embodiment；

Fig. 2 is the front view of the utility model one embodiment；

Fig. 3 is the axonometric drawing of the utility model Fig. 2 embodiments；

Fig. 4 is the decomposition diagram of the utility model Fig. 2 embodiments；

Fig. 5 is the constitutional diagram of the optical texture of multiple asymmetric light distributions.

Specific embodiment

The technique effect of the design of the utility model, concrete structure and generation is carried out below with reference to embodiment and attached drawing Clear, complete description, to be completely understood by the purpose of this utility model, scheme and effect.It should be noted that do not conflicting In the case of, the feature in embodiment and embodiment in the application can be mutually combined.

It should be noted that unless otherwise specified, when a certain feature is referred to as " fixing ", " connection " is in another feature, It can directly fix, be connected in another feature, can also fix, be connected in another feature indirectly.In addition, this The descriptions such as the upper and lower, left and right used in utility model are only the phase compared with each component of the utility model in attached drawing For mutual position relationship.

In addition, unless otherwise defined, the technology of all of technologies and scientific terms used here by the article and the art The normally understood meaning of personnel is identical.Term used in the description is intended merely to description specific embodiment herein, without It is to limit the utility model.Term as used herein " and/or " include appointing for one or more relevant Listed Items The combination of meaning.

Fig. 1 is the composition structure diagram of the utility model one embodiment, with reference to Fig. 1, the light of the asymmetric light distribution Learning structure includes：

Substrate 1, LED light pearl 2, lens 3, reflector 4, scale and shell structure 5, the first incidence surface 301, the second incidence surface 302, the One light-emitting surface 303, the second light-emitting surface 304, the 3rd light-emitting surface 305, the 4th light-emitting surface 306.

In the utility model, light source is installed on substrate 1, and the lens 3 and substrate 1 of unsymmetric structure are jointly by light source bag It encloses, light source position is made to become the light inlet of lens 3；Lens 3 are located at light source in reflector 4, and the light beam that light source projects is first Once light-distribution is carried out through lens 3, then is irradiated on reflector and carries out secondary light-distribution.In the present embodiment, light source is preferably LED light Pearl 2.Combine with reflector 4 that the light beam that light distribution obtains is effectively controlled and the utilization rate of light beam is high by lens 3；Meanwhile instead 4 pairs of outgoing beams of light cup form lamp shielding angle, eliminate the light beam of wide-angle, have achieved the purpose that reduce dazzle.

In the present embodiment, as shown in Figure 1, the unsymmetric structure of lens 3 is embodied in, compared with vertical with substrate 1 Center line A, the 302 asymmetric setting of the first incidence surface 301 and the second incidence surface, the first light-emitting surface 303, the second light-emitting surface 304, the 3rd Light-emitting surface 305, the 306 mutual asymmetric setting of the 4th light-emitting surface；Wherein the 3rd light-emitting surface 305 is fully reflecting surface, and first goes out Smooth surface 303, the second light-emitting surface 304, the 4th light-emitting surface 306 are the reflecting surface reflected；By setting incidence surface, light-emitting surface Position, angle, all light beams its irradiating angle that LED light pearl 2 is projected can be made all to be effectively controlled.

Preferably, the first incidence surface 301 is plane, and the second incidence surface 302 is curved surface；First light-emitting surface 303, the 4th light extraction Face 306 be curved surface, the second light extraction 304 be plane, the 3rd light-emitting surface be plane or curved surface, herein the 3rd light-emitting surface 305 set For plane.Curved surface setting can increase incidence surface and light-emitting surface area.

Preferably, incidence surface is handled for transparent smooth surface or by frosted.

Preferably, the group that the material of lens 3 is selected from makrolon (PC), polyacids methyl esters (PMMA) is formed.

In the present embodiment, it is preferable that as shown in Figure 2, Figure 3, Figure 4, the reflective surface of 4 inner wall of reflector is reflecting surface 401, instead Penetrate face 402, reflecting surface 403, reflecting surface 404；Wherein, reflecting surface 401 is opposite with reflecting surface 403, reflecting surface 402 and reflecting surface 404 is opposite.Further, it is non-compared with the center line A vertical with substrate 1, reflecting surface 401 and 403 asymmetric distribution of reflecting surface The main control smooth surface of symmetrical light distribution；Effectively control reflecting face makes light beam L1, L2, L3 by secondary light-distribution when projecting Reach required angle.At this point, reflecting surface 402 and reflecting surface 404, are symmetrical arranged i.e. compared with the center line A vertical with substrate 1 Can, for the main control smooth surface of symmetrical light distribution.Wherein each reflecting surface, such as reflecting surface 403, even if not controlling light, also do not stop light beam The propagation of L1, L2, L3.Preferably, reflector is carried out vacuum aluminum-coated using white PC materials and surface of reflection cup, and reflector is led Hot property improves.

In the present embodiment, it is preferable that reflecting surface 401 on reflecting surface 403 with being provided with scale and shell structure 5, small scale and shell knot The hot spot that structure 5 can cause is more uniform, and light distribution effect is more preferable.At this point, reflecting surface 402 is smooth surface structure with reflecting surface 404 .Preferably, the reflective surface of 4 inner wall of reflector passes through electroplating processes, and reflecting effect is more preferable.

In the present embodiment, it is preferable that light source is 2 linear array of plurality of LEDs light pearl, promotes light source amount of light.

The optical texture of the asymmetric light distribution of the utility model, can be by permutation and combination in the form of required by array, should For specific occasion.Such as the linear pattern shown in Fig. 5.

The above are implementing to be illustrated to the preferable of the utility model, but the invention is not limited to the reality Example is applied, those skilled in the art can also make a variety of equivalent variations on the premise of without prejudice to the utility model spirit Or replace, these equivalent deformations or replacement are all contained in the application claim limited range.

Claims

1. a kind of optical texture of asymmetric light distribution, which is characterized in that including：Substrate, light source, lens and reflector, it is described Light source is arranged on the substrate, and the lens surround the light source with the substrate, and the lens include multiple incidence surfaces With light-emitting surface, multiple incidence surface asymmetric distributions, multiple light-emitting surface asymmetric distributions；The light source and the lens In the reflector.

2. the optical texture of asymmetric light distribution according to claim 1, it is characterised in that：The incidence surface includes first Incidence surface, the second incidence surface, first incidence surface and the second incidence surface asymmetric distribution；The light-emitting surface includes first Light-emitting surface, the second light-emitting surface, the 3rd light-emitting surface and the 4th light-emitting surface, first light-emitting surface, the second light-emitting surface, the 3rd light extraction Face, the 4th light-emitting surface asymmetric distribution；The light-emitting surface includes fully reflecting surface and the reflecting surface reflected.

3. the optical texture of asymmetric light distribution according to claim 2, it is characterised in that：First incidence surface is flat Face, second incidence surface are curved surface；First light-emitting surface, the 4th light-emitting surface are curved surface, and second light-emitting surface is plane, First light-emitting surface, the second light-emitting surface, the 4th light-emitting surface are the reflecting surface reflected；3rd light-emitting surface for plane or Person's curved surface is the fully reflecting surface being totally reflected.

4. the optical texture of asymmetric light distribution according to claim 3, it is characterised in that：The reflective surface of the reflector For four reflectings surface facing each other.

5. the optical texture of asymmetric light distribution according to claim 4, it is characterised in that：Four of the reflector are anti- It penetrates in face, one group of opposite reflecting surface edge is perpendicular to the asymmetric setting of center line of the substrate.

6. the optical texture of asymmetric light distribution according to claim 5, it is characterised in that：Four of the reflector are anti- It penetrates in face, another group of opposite reflecting surface is symmetrical arranged along the center line perpendicular to the substrate.

7. the optical texture of asymmetric light distribution according to claim 6, it is characterised in that：Along perpendicular to the substrate On two reflectings surface of the reflector of the asymmetric setting of center line, scale and shell structure is provided with；Along in the substrate Two reflectings surface of the symmetrically arranged reflector of line, are arranged to smooth surface structure.

8. the optical texture of asymmetric light distribution according to any one of claim 1 to 7, it is characterised in that：It is described anti- The reflective surface of light cup passes through electroplating processes.

9. the optical texture of asymmetric light distribution according to any one of claim 1 to 7, it is characterised in that：The light Source is several linearly aligned LED light pearls.