CN201636568U

CN201636568U - Non-optical-axis-symmetric LED illuminating module

Info

Publication number: CN201636568U
Application number: CN200920258236XU
Authority: CN
Inventors: 董春节
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-11-19
Filing date: 2009-11-19
Publication date: 2010-11-17
Anticipated expiration: 2019-11-19

Abstract

The utility model discloses a non-optical-axis-symmetric LED illuminating module, which comprises an LED light source and an auxiliary optical system. The auxiliary optical system comprises a bottom surface, a optical device and two reflection planes, the two reflection planes are perpendicular to the bottom surface, an included angle is formed between the two reflection planes, one lateral sides of the two reflection planes are crossed, a cross line is an optical axis, the other sides and top ends of the two reflection planes are connected with the optical device, the lower ends of the two reflection planes are connected with the bottom surface, the optical device is a lens, the LED light source is disposed on the bottom surface, and a light ray sent by the LED light source is directly emitted by aid of the optical device, or a light ray is emitted by aid of the optical device after being reflected one time or multiple times by the two reflection planes. The LED illuminating module has unique design, can effectively gather light rays sent by the LED light source to a non-optical-axis-symmetric space area, reduces light diffusion, increases luminance, and has good economic benefit.

Description

The LED lighting module of non-optical axial symmetry

One, technical field: the utility model relates to a kind of LED lighting module, particularly relates to a kind of LED lighting module of non-optical axial symmetry.

Two, background technology: the led light source lighting engineering, because energy-conservation characteristic, its application is more and more widely.The light that led light source sends needs refraction or reflection with optics, could project the field of illumination effectively.Because led light source is luminous symmetrically with optical axial, these optics also design with the optical axial symmetrical manner usually, make the field of illumination have the distribution of optical axial symmetry equally.

But the application of more and more led light sources need be thrown light on to the area of space of non-optical axial symmetry.For reducing light in non-scattering that should the zone, improve this regional illumination, should design with the non-optical axial symmetrical manner, and this is to use the optics of optical axial symmetry to be beyond one's reach.

Three, utility model content:

Technical problem to be solved in the utility model is: overcome the deficiencies in the prior art, provide a kind of light that designs uniqueness, can effectively led light source be sent to come together in the area of space of non-optical axial symmetry, reduce the LED lighting module that light scatters and disappears and improves the non-optical axial symmetry of illuminance.

The utility model is that the technical scheme that the technical solution problem is taked is:

A kind of LED lighting module of non-optical axial symmetry, contain led light source and auxiliary optics, described auxiliary optics comprises bottom surface, optics and two planes of reflection, wherein, described two planes of reflection are perpendicular to described bottom surface, and, having angle between described two planes of reflection, the one side intersects, this handing-over line is an optical axial, its another side all is connected with described optics with the top, and the lower end of described two planes of reflection is connected with the bottom surface, and described optics is lens; Described led light source is arranged on the described bottom surface, and the light that described led light source sends is directly by the auxiliary outgoing of optics, perhaps earlier through two plane of reflection individual reflections or after repeatedly reflecting, again through the auxiliary outgoing of optics.

Described optics is a planar structure, or is curved-surface structure.Described planar structure is the single plane structure, or is the connection combining structure on a plurality of planes; Described curved-surface structure is single curved-surface structure, or is the connection combining structure of a plurality of curved surfaces.

The top of described optics and two planes of reflection intersect on any of described optical axial.

Described led light source is single led, or is the combination of a plurality of LED.

The beneficial effect that the utility model adopts this technical scheme to reach is:

1, the utility model light that can effectively led light source be sent comes together in the area of space of non-optical axial symmetry, reduces light and scatters and disappears, and strengthens accent light, makes full use of the luminous efficacy of led light source simultaneously, reaches the effect of conserve energy.

2, the utility model is in the area of space of non-optical axial symmetry, reach certain illuminance, LED lighting module compared to general optical axial symmetry, the LED lighting module of this non-optical axial symmetry of available lesser amt, can reach lighting requirement, just reduce the quantity that led light source uses, reduced cost.

3, the utility model collects in light in the area of space of corresponding non-optical axial symmetry, reduces the veiling glare in non-this area of space, just improves the contrast of this area of space irradiation.

4, the utility model adopts incorporate design, reduces the light fixture assembling procedure, is beneficial to commercial application, and its scope of application is wide, is easy to promote, and has good economic benefit.

Four, description of drawings:

Fig. 1 is the structural representation of the LED lighting module of non-optical axial symmetry;

Fig. 2 is one of opticpath figure in the LED lighting module of non-optical axial symmetry shown in Figure 1;

Fig. 3 be in the LED lighting module of non-optical axial symmetry shown in Figure 1 opticpath figure two;

Fig. 4 be in the LED lighting module of non-optical axial symmetry shown in Figure 1 opticpath figure three;

Fig. 5 be in the LED lighting module of non-optical axial symmetry shown in Figure 1 opticpath figure four;

Fig. 6 is the area of space figure of the LED lighting module of non-optical axial symmetry shown in Figure 1.

Five, the specific embodiment:

Embodiment one: referring to Fig. 1～Fig. 6, and among the figure, 10-LED light source, 11-bottom surface, 12-optical axial, 13-first plane of reflection, 14-second plane of reflection, 15-optics, 20-angle, 21-light one, 22-light two, 23-light three, 24-light four, the non-optical axial symmetric space of 25-zone.

The LED lighting module of non-optical axial symmetry contains led light source 10 and auxiliary optics, auxiliary optics comprises bottom surface 11, optics 15 and two plane of reflection (first planes of reflection 13, second plane of reflection 14), wherein, two planes of

reflection

13,14 perpendicular to bottom surface 11, and, two planes of reflection 13, has angle 20 between 14, the one side intersects, this handing-over line is an optical axial 12, and its another side all is connected with optics 15 with the top, two planes of

reflection

13,14 lower end is connected with bottom surface 10, form closed integrated module, optics 15 is lens; Led light source 10 is arranged on the bottom surface 11 in two planes of

reflection

13,14 and the optics 15.

Optics 15 is a planar structure, or is curved-surface structure.And planar structure is the single plane structure, or is the connection combining structure on a plurality of planes; Curved-surface structure is single curved-surface structure, or is the connection combining structure of a plurality of curved surfaces, chooses as required.

As required, the top of optics 15 and two planes of

reflection

13,14 intersect on any of optical axial 12.Led light source 10 is single led.

Led light source 10 is with the emitting beam of axial symmetry, and these light can be directly by optics 15 auxiliary outgoing, perhaps earlier through two planes of reflection, 13,14 individual reflections or repeatedly after the reflection, again through optics 15 auxiliary outgoing.

Fig. 2 represents the light 1 that sent by led light source 10, can be directly through optics 15 reflections or refraction back outgoing.Fig. 3 represents the light 2 22 that sent by led light source 10, earlier through 13 reflections of first plane of reflection, again via optics 15 reflections or refraction back outgoing.Fig. 4 represents the light 3 23 that sent by led light source 10, earlier through 14 reflections of second plane of reflection, again via optics 15 reflections or refraction back outgoing.Fig. 5 represents the light 4 24 that sent by led light source 10, through more than 14 reflection between first reflecting surface 13 and second reflecting surface, again via optics 15 reflections or refraction back outgoing.

Fig. 6 represents the light that sent with axial symmetry by led light source 10, via auxiliary optics reflection or refraction, all can be pooled to the extension of two planes of

reflection

13,14 thus, the non-optical axial symmetric space zone 25 in angle 20 scopes.So can improve the illuminance in this non-optical axial symmetric space zone 25.

The angle 20 that two planes of reflection are 13,14, can be arbitrarily angled, such as: be 5 °, 10 °, 15 °, 20 °, 25 °, 30 °, 35 °, 40 °, 50 °, 60 °, 70 °, 90 °, 180 ° or 270 ° or the like.As long as the angle of this angle 20, can make led light source 10 be placed between two planes of reflection the inside of 13,14 optics 15, the non-axial symmetry LED---10 lighting module of becoming one encapsulation.The light that so all led light source 10 can be sent collects in the scope intraoral illumination of this angle area of space 25.

Optics 15 can be the lens of arbitrary structures.This lens surface can be different shapes such as plane, curved surface, fresnel face, plane or surface joining.Lens surface character can be plane of refraction or reflecting surface.No matter this optics 15 is the lens of which kind of structure, the light that sends by led light source 10, can be through two planes of

reflection

13,14 and 15 reflections of this optics or refraction, collect in the extension of two planes of

reflection

13,14, non-optical axial symmetric space zone 25 illuminations in angle 20 scopes.

Embodiment two: present embodiment and embodiment one are basic identical, and something in common does not repeat, and difference is: led light source is the combination of a plurality of LED.

Change optics specific constructive form, change the angle between two planes of reflection and change led light source the position is set and version can be formed a plurality of embodiment, be common variation of the present utility model, do not describe in detail one by one at this.

Claims

1. the LED lighting module of a non-optical axial symmetry, contain led light source and auxiliary optics, it is characterized in that: described auxiliary optics comprises bottom surface, optics and two planes of reflection, wherein, described two planes of reflection are perpendicular to described bottom surface, and, has angle between described two planes of reflection, the one side intersects, this handing-over line is an optical axial, its another side all is connected with described optics with the top, and the lower end of described two planes of reflection is connected with the bottom surface, and described optics is lens; Described led light source is arranged on the described bottom surface.

2. the LED lighting module of non-optical axial symmetry according to claim 1 is characterized in that: described optics is a planar structure, or is curved-surface structure.

3. the LED lighting module of non-optical axial symmetry according to claim 2 is characterized in that: described planar structure is the single plane structure, or is the connection combining structure on a plurality of planes; Described curved-surface structure is single curved-surface structure, or is the connection combining structure of a plurality of curved surfaces.

4. the LED lighting module of non-optical axial symmetry according to claim 3 is characterized in that: the top of described optics and two planes of reflection intersect on any of described optical axial.

5. according to the LED lighting module of the arbitrary described non-optical axial symmetry of claim 1-4, it is characterized in that: described led light source is single led, or is the combination of a plurality of LED.