CN203215328U

CN203215328U - LED lamp preventing glare

Info

Publication number: CN203215328U
Application number: CN 201320097994
Authority: CN
Inventors: 罗海峰; 徐连城; 李广平; 吴东生; 冯锦炽; 刘其锋; 马文杰
Original assignee: GUANGDONG REAL FAITH LIGHTING TECHNOLOGY Co Ltd
Current assignee: GUANGDONG REAL FAITH LIGHTING TECHNOLOGY Co Ltd
Priority date: 2013-03-04
Filing date: 2013-03-04
Publication date: 2013-09-25
Anticipated expiration: 2023-03-04

Abstract

The utility model discloses an LED lamp preventing glare. The LED lamp comprises a heat dissipating device (1) and an LED integrated encapsulation module (2), and is characterized in that a reflection cup (3) and a reflection device (4) are further included, the LED integrated encapsulation module (2) is fixed to the top of the inside of the heat dissipating device (1), the reflection cup (3) is arranged on the LED integrated encapsulation module (2), and the reflection device (4) is fixed to the inside of the reflection cup (3). The LED lamps can be widely used, can effectively control the glare, and can improve illuminating quality. When used in special LED lamps, the LED lamp is beneficial for improvement of light distribution of the lamps, and is simple in structure and convenient to assemble, meanwhile light distribution of the LED lamp is more excellent, and the LED lamp is perfect in practical use.

Description

A kind of anti-light LED light fixture of dazzling

Technical field

The utility model relates to lighting technical field, particularly a kind of glare prevention LED light fixture.

Background technology

Led light source has that energy consumption is low, light decay is stable, characteristics such as the response time is short, environmental pollution is little, color is even, colour rendering height, and this has determined that it is that optimal light source removes to replace traditional light source, and purposes is widely arranged.

Patent ZL201220018396 discloses a kind of eyeshield LED lamp, and it comprises lamp body, wick, lamp body inwall, high reflectance nano paint layer; Evenly be coated with high reflectance nano paint layer on the lamp body inwall.Though this technology can make light even, gentle, it fails to solve the sense of fatigue that dazzling light produces people's vision.

Patent 201120003703 discloses a kind of LED lamp, comprise shell and installation light source module within it, the light source module comprises electric power driving module, the both sides of electric power driving module are respectively equipped with fin and its outer LED lamp pearl that is provided with diffuser, shell comprises upper shell and lower house, is provided with heat dissipating layer between upper shell and the lower house.This technology can make that radiating effect is better, but also fails to overcome the visual fatigue problem that high light that the light source module produces causes.

In general, LED shot-light light fixture uses the reflector form mostly at present, can't solve the glare problem that the LED direct light causes, and in the beam angle of light fixture, the direct light of LED can cause direct glare.Dazzle is one of major reason that causes visual fatigue.How controlling dazzle is the technical problem that needs to be resolved hurrily to improve quality of illumination.

Summary of the invention

The purpose of this utility model is when improving the direct glare that existing LED reflector causes and meets original instructions for use, provides a kind of simple in structure, with low cost, and the effective optical texture of anti-dazzle.

The technical scheme that the utility model provides is as follows: a kind of glare prevention LED light fixture, comprise radiating element 1, LED integrating packaging module 2, and it is characterized in that: also comprise reflector 3, reflection device 4; Described LED integrating packaging module 2 is fixed on radiating element 1 inner top, and described reflector 3 is installed on the LED integrating packaging module 2; Described reflection device 4 is reflector 3 inside fixedly.

Preferably, described radiating element 1 is hemispherical fin shape structure.

Further, described reflector 3 is connected or is threaded by buckle with LED integrating packaging module 2 and fixes.

Further, described reflector 3 has the surface of high reflectance, is hemispherical, is complementary with the shape of described radiating element 1.

Without limitation, described reflection device 4 cooperates the reflector 3 common secondary optics devices of forming.

More preferably, described LED integrating packaging module 2 comprises: as heat sink individual layer or double layer substrate, single or multiple chips directly are fixed on led chip on the described substrate with crystal-bonding adhesive; Two electrodes of the p of described led chip and n are bonded in described substrate top layer.

In another embodiment, the glare prevention LED light fixture also comprises fixture 5, described LED integrating packaging module 2 outers comprise the opening that at least one and fixture 5 shapes are complementary, and LED integrating packaging module 2 is installed on the radiating element 1 through opening by described fixture 5.

Without limitation, described reflection device 4 has the surface of high reflectance, is conical structure or pyramid-shaped structures, and described circular cone or place, pyramid middle and lower part are provided with the thin slice vertical with circular cone or pyramid bottom surface, and described thin slice is provided with screw thread or buckle.Described thin slice is at least two, and described thin slice evenly distributes around described circular cone or pyramid.

The utility model adopts above-mentioned technical solution institute to introduce on the reflector with LED light through anti-dazzle high reflectance reflection device, allow light pass through the effect of anti-dazzle high reflectance reflection device, prevents the generation of direct glare.Allow the LED lamp distribution more excellent simultaneously, more perfect in actual use.

Description of drawings

Fig. 1 is explosive view of the present utility model;

Fig. 2 is structural upright schematic diagram of the present utility model;

Fig. 3 is the structural representation of facing of Fig. 2;

Fig. 4 is the A-A section TV structure schematic diagram of Fig. 2.

Description of reference numerals: 1, radiating element; 2, LED integrating packaging module; 3, reflector; 4, reflection device; 5, fixture.

The specific embodiment

Below in conjunction with the drawings and specific embodiments a kind of glare prevention LED light fixture that the utility model provides is described in detail.

The utility model preferred embodiment as shown in Figure 1, Fig. 1 has showed the structure chart of the glare prevention LED light fixture that the utility model provides.The glare prevention LED light fixture comprises external driving power (not shown), radiating element 1, LED integrating packaging module 2, at least one reflector 3, reflection device 4.Alternatively, also comprise fixture 5.

Described radiating element 1 preferred hemispherical design, the fin shape structure that metal materials such as use copper aluminium are made of adopting.Described reflector 3 is installed on the LED integrating packaging module 2, and LED integrating packaging module 2 is fixed on radiating element 1 inner top.

In another embodiment, scribble the Heat Conduction Material (not shown) between LED integrating packaging module 2 and the radiating element 1.Described reflection device 4 is connected by buckle with reflector 3 or is threaded or fixedly connected (not shown); Reflector 3 has the surface of high reflectance, preferably uses hemispherical design, is complementary with the shape of radiating element 1.

In the more detailed embodiment of the present utility model, use reflection device 4 to cooperate reflectors 3 to become the secondary optics combination of devices jointly, wherein reflection device 4 plays the anti-dazzle effect, and as one of reflector of secondary optics luminous intensity distribution device.

The light that LED integrating packaging module 2 sends reflexes to light on the reflector 3 by reflection device 4, by reflector 4 light is shone out again.Can directly carry out dazzle by this technical scheme eliminates.In another optional embodiment, described LED integrating packaging module, use individual layer or double-layer aluminium-base plate as heat sink, single chip or a plurality of chip directly are fixed on the aluminium base (or copper base) with crystal-bonding adhesive, and two electrodes of the p of led chip and n then are bonded on the sheet copper on aluminium base top layer.Determine on the base to arrange the number of led chip according to the size of power demand, be combined and packaged into the integrated module of the high brightness of various power.

Further, use reflection device 4 that the light that produces direct glare is introduced reflector 3 by the form of reflection with light, light shine illuminated surface or object by reflector 3 again, the hot spot that irradiated surface or object form satisfies instructions for use or correlation standard.

More preferably, establish a helicitic texture or buckle structure in the LED integrating packaging module 2, be convenient to be connected with reflector 3, preferably, LED integrating packaging module 2 adopts fixed form to be connected with reflector 3.LED integrating packaging module 2 outers comprise the opening that at least one and fixture 5 shapes are complementary, and by fixture 5 LED integrating packaging module 2 are installed on the radiating element 1 through described opening, and described fixture 5 is preferably screw.

Further, described reflector 3 preferred high reflectance reflectors, described reflection device 4 is preferably anti-dazzle high reflectance reflection device 4, the two material is metal or plastics, surface coverage has coating or the anodized surface layer of high reflectance, all greater than 90%, can not produce the secondary dazzle at the reflectivity of visible light.

Fig. 2 is the schematic diagram after the glare prevention LED light fixture combination that the utility model proposes.As shown in the figure, the reflector 3 nested inside that are installed in radiating element 1, reflection device 4 has the surface of high reflectance, is installed in reflector 3 inside, and described mounting means can be screw, buckle, bail, lock ring drag hook etc.

Further referring to Fig. 3, Fig. 3 is the structural representation of facing of Fig. 2.As shown in the figure, the inner surface of reflector 3 is consistent with the external surface shape of radiating element 1, and after the combination, radiating element 1 is complementary with reflector 3.Reflection device 4 is by being threaded or buckle connects or draw-in groove is connected on the reflector 3, and reflection device 4 tops one end has the surface of high reflectance.Conical structure or pyramid-shaped structures are preferably used in described reflection device 4 tops, circular cone or place, pyramid middle and lower part are provided with the thin slice vertical with circular cone or pyramid ground, described thin slice can be two or three or four or greater number, thin slice evenly distributes around circular cone or pyramid, only schematically described thin slice quantity among Fig. 3 and be two embodiment.Thin slice is provided with screw thread or buckle, and reflection device 4 is connected on the described reflector 3 by described screw thread or buckle.

Fig. 4 is the A-A section TV structure schematic diagram of Fig. 2, and it has showed the cross-section structure after the glare prevention LED light fixture combination that the utility model proposes.As shown in Figure 4, reflection device 4 is connected on the described reflector by described screw thread or buckle; Reflector 3 is complementary with the shape of radiating element 1, and is connected with LED integrating packaging module 2.

The beneficial effect that the utility model adopts above-mentioned technical solution to reach: the utility model adopts in the lamp interior structure, and the LED integrating packaging module is installed on the radiating element working face, and reflection device and reflector are fastened on the radiator.During the work of LED light fixture, light is introduced light on the reflector through reflection device, allows light pass through the effect of reflection device, prevents the generation of direct glare.Allow the LED lamp distribution more excellent simultaneously, more perfect in actual use.

It should be noted that at last, above embodiment is only in order to describe the technical solution of the utility model rather than the present technique method is limited, the utility model can extend to other modification, variation, application and embodiment on using, and therefore thinks that all such modifications, variation, application, embodiment are in the spirit and teachings of the invention.

Claims

1. a glare prevention LED light fixture comprises radiating element (1), LED integrating packaging module (2), it is characterized in that: also comprise reflector (3), reflection device (4); Described LED integrating packaging module (2) is fixed on radiating element (1) inner top, and described reflector (3) is installed on the LED integrating packaging module (2); Described reflection device (4) is reflector (3) inside fixedly.

2. glare prevention LED light fixture as claimed in claim 1 is characterized in that: described radiating element (1) is hemispherical fin shape structure.

3. glare prevention LED light fixture as claimed in claim 1 is characterized in that: described reflector (3) is connected or is threaded by buckle with LED integrating packaging module (2) and fixes.

4. glare prevention LED light fixture as claimed in claim 2, it is characterized in that: described reflector (3) has the surface of high reflectance, is hemispherical, is complementary with the shape of described radiating element (1).

5. glare prevention LED light fixture as claimed in claim 1 is characterized in that: described reflection device (4) cooperates reflector (3) to form the secondary optics device jointly.

6. glare prevention LED light fixture as claimed in claim 1, it is characterized in that: described LED integrating packaging module (2) comprising: as heat sink individual layer or double layer substrate, single or multiple chips directly are fixed on led chip on the described substrate with crystal-bonding adhesive; Two electrodes of the p of described led chip and n are bonded in described substrate top layer.

7. glare prevention LED light fixture as claimed in claim 1, it is characterized in that: also comprise fixture (5), described LED integrating packaging module (2) outer comprises the opening that at least one and fixture (5) shape are complementary, and LED integrating packaging module (2) is installed on the radiating element (1) through opening by described fixture (5).

8. glare prevention LED light fixture as claimed in claim 1, it is characterized in that: described reflection device (4) has the surface of high reflectance.

9. glare prevention LED light fixture as claimed in claim 1, it is characterized in that: described reflection device (4) is conical structure or pyramid-shaped structures, described circular cone or place, pyramid middle and lower part are provided with the thin slice vertical with circular cone or pyramid bottom surface, and described thin slice is provided with screw thread or buckle.

10. glare prevention LED light fixture as claimed in claim 9, it is characterized in that: described thin slice is at least two, and described thin slice evenly distributes around described circular cone or pyramid.