CN203298012U

CN203298012U - Novel accurate light distribution LED lamp provided with light guide pillar and reflector

Info

Publication number: CN203298012U
Application number: CN2013203447018U
Authority: CN
Inventors: 董泽兵
Original assignee: DONGGUAN APLUS LIGHTING TECHNOLOGY Co Ltd
Current assignee: DONGGUAN APLUS LIGHTING TECHNOLOGY Co Ltd
Priority date: 2013-06-17
Filing date: 2013-06-17
Publication date: 2013-11-20
Anticipated expiration: 2023-06-17

Abstract

The utility model belongs to the field of LED lamps and discloses a novel accurate light distribution LED lamp provided with a light guide pillar and a reflector. The novel accurate light distribution LED lamp comprises a lamp body. A radiator with a heat dissipation function is arranged inside the lamp body. The radiator is connected with the light guide pillar. A COB chip is fixed at the bottom of the light guide pillar. The light guide pillar is connected with a reflecting cover. An aluminum membrane is plated on the inner surface of the reflecting cover. A front ring is packaged with the lamp body to form the periphery of the LED lamp through a fixing ring. The novel accurate light distribution LED lamp provided with the light guide pillar and the reflector is good in heat dissipation function and quite simple and firm in assembly; by means of the design of the light guide pillar and the reflecting cover plated with the aluminum membrane, the light distribution accuracy can be effectively guaranteed; meanwhile, a lattice and a split groove are reasonably formed in the bottom of the light guide pillar so that the service life of the COB chip and good heat dissipation performance can be effectively guaranteed; further, through V-shaped fins, the convection effect and the stack effect are effectively utilized, the flow area of air in the radiator is enlarged, and the heat dissipation effect is enhanced.

Description

A kind of novel optic post adds the accurate Light Distribution Led Light of reflector

Technical field

The utility model belongs to the LED field of light fittings, relates to the accurate light-distribution LED light fixture that a kind of novel optic post adds reflector, is specifically related to a kind of LED lamp of accurately luminous intensity distribution, comprises light-guiding pillar and the reflection shield that is coated with the aluminium film.

Background technology

Along with development and the people of science and technology are more and more stronger to the idea of environmental protection, traditional osram lamp is substantially replaced by the LED light fixture.

Although LED light fixture energy consumption is smaller, the one side of its defect is also arranged, that is exactly the optically focused deficiency, and the light brightness value is generally not high.

At present a lot of LED light fixtures all adopt the COB light source, and existing COB light source, because it has certain area flat luminous, be that lens or reflection shield all are difficult to make luminous intensity distribution accurately no matter cause.

In Chinese utility model patent specification CN202884556U, disclose a kind of LED lamp, its technical scheme adopts the COB area source to be placed in the upper end of lamp holder, and transmissive mirror is connected with the upper end of lamp holder, and described transmissive mirror is provided with lens and light-guiding pillar; Described technical scheme replaces spot light with the COB area source, then by transmissive mirror, carries out printing opacity and leaded light, thereby reaches the purpose that improves light efficiency; Because the COB area source has certain area flat luminous, cause and be difficult to make luminous intensity distribution accurately.

A kind of light-conducting type fluorescent lamp is disclosed in Chinese invention patent specification CN102829367A, its technical scheme adopts and on reflecting surface, is provided with one deck reflectance coating, the light that sends when light-emitting component enters described light-guiding pillar via the end face of light-guiding pillar, and, via described reflecting surface reflection, further from described light-emitting area, penetrate; Described fluorescent lamp also is provided with radiator, and described radiator is wrapped in plastic casing inside, has reached the purpose of better heat radiation; Because described reflecting surface adopts horizontal reflection face, can in the process of application, cause the concentration class of light not high, described radiator heat-dissipation performance is limited simultaneously.

The utility model content

For above-mentioned prior art, the technical problems to be solved in the utility model is to provide a kind of LED lamp that can solve and is difficult to accurate luminous intensity distribution and the inadequate LED lamp of heat radiation.

For solving the problems of the technologies described above, the utility model provides a kind of novel optic post to add the accurate Light Distribution Led Light of reflector, comprise lamp body, retainer ring, front ring, described lamp body inside has been equipped with the radiator of thermolysis, described radiator connects light-guiding pillar, the intrinsic COB chip in the bottom of described light-guiding pillar, described light-guiding pillar connects reflection shield, described reflection shield inner surface is coated with the aluminium film, described front ring is packaged into the periphery of LED lamp by retainer ring and described lamp body, design simultaneously light-guiding pillar and reflection shield, guarantee to meet light distribution requirements.

As further improvement of the utility model, the bottom of described light-guiding pillar is provided with sash, the COB chip that above described sash, intrinsic specification is complementary; Can the sash of different size be set in the bottom of light-guiding pillar according to the actual needs of different size COB chip.

As of the present utility model, further improve, the bottom of described light-guiding pillar is provided with many grooves that split that play thermolysis, guarantees that the COB chip produces when lighting heat can distribute smoothly, effectively guarantees the life-span of COB chip.

As a kind of preferred version, described reflection shield becomes horn-like, further to guarantee the accuracy of luminous intensity distribution.

As of the present utility model, further improve in addition, the outer surface size of described light-guiding pillar and the inner surface size of described reflection shield are to coupling, like this when the assembling reflection shield, described light-guiding pillar can play a good guide effect, make assembling very simple and firm, can better guarantee the precision of bright dipping simultaneously.

As a kind of preferred version, described radiator is provided with the V-type fin, can utilize convection current and stack effect like this, effectively increased the circulation area of air in radiator, heat radiation heat while effectively improving cross-ventilation, the uniqueness of V-type fin moulding simultaneously, good looking appearance is generous, makes the whole vision of LED more attractive in appearance.

In the application process of reality, for increasing practicality, described lamp body is connected with electrical appliance kit.

Compared with prior art, the utility model good heat dissipation, and assembling is very simple and firm, by design light-guiding pillar and the reflection shield that is coated with the aluminium film, can effectively guarantee the luminous intensity distribution precision, sash reasonably is set in the bottom of light-guiding pillar simultaneously and splits groove, the life-span of COB chip and good heat dispersion be can effectively guarantee, further, by the V-type fin, convection current and stack effect effectively utilized, effectively increase the circulation area of air in radiator, strengthened radiating effect.

The accompanying drawing explanation

In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, below will the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.

Fig. 1 is the utility model blast structural representation;

Fig. 2 is that the utility model light-guiding pillar bottom is provided with and splits groove and sash schematic diagram;

Fig. 3 be the utility model light-guiding pillar by reflection shield the optical principle schematic diagram in real work;

Fig. 4 is the utility model integrated radiating schematic diagram;

Fig. 5 is the utility model radiator heat-dissipation schematic diagram.

The specific embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described.Based on the embodiment in the utility model, those of ordinary skills are not making under the creative work prerequisite the every other embodiment that obtains, and all belong to the scope of the utility model protection.

In conjunction with Fig. 1, described a kind of novel optic post adds the accurate Light Distribution Led Light of reflector, comprise lamp body 2, retainer ring 3, front ring 7, described lamp body 2 inside have been equipped with the radiator 1 of thermolysis, described radiator 1 connects light-guiding pillar 5, the intrinsic COB chip 4 in the bottom of described light-guiding pillar 5, described light-guiding pillar 5 connects reflection shield 6, described reflection shield 6 inner surfaces are coated with aluminium film 61, described front ring 7 is packaged into the periphery of LED lamp by retainer ring 3 and described lamp body 2, design simultaneously light-guiding pillar 5 and reflection shield 6, guarantee to meet light distribution requirements.

In conjunction with Fig. 1 and Fig. 4, as further improvement of the utility model, the bottom of described light-guiding pillar 5 is provided with a sash 52 at least, the COB chip 4 that above described sash 52, intrinsic specification is complementary; Can the sash 52 of different size be set in the bottom of light-guiding pillar 5 according to the actual needs of different size COB chip 4.

As of the present utility model, further improve, the bottom of described light-guiding pillar 5 be provided with many play thermolysis split groove 51, guarantee that COB chip 4 produces when lighting heat can distribute smoothly, effectively guarantees the life-span of COB chip 4.

In conjunction with Fig. 1 and Fig. 3, as a kind of preferred version, 6 one-tenth of described reflection shields are horn-like, further to guarantee the accuracy of luminous intensity distribution.

In conjunction with Fig. 5, as a kind of preferred version, described radiator 1 is provided with V-type fin 11, can utilize convection current and stack effect like this, has effectively increased the circulation area of air in radiator 1, heat radiation heat while effectively improving cross-ventilation.

In conjunction with Fig. 1, in the application process of reality, for increasing practicality, described lamp body 2 is connected with electrical appliance kit 8.

Above content is in conjunction with concrete preferred embodiment further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, can also make some simple deduction or replace, all should be considered as belonging to protection domain of the present utility model.

Claims

1. a novel optic post adds the accurate Light Distribution Led Light of reflector, comprise lamp body, retainer ring, front ring, described lamp body inside is equipped with radiator, described radiator connects light-guiding pillar, the intrinsic COB chip in the bottom of described light-guiding pillar, described front ring is packaged into the periphery of LED lamp by retainer ring and described lamp body, it is characterized in that, described light-guiding pillar connects reflection shield, and described reflection shield inner surface is coated with the aluminium film.

2. a kind of novel optic post adds the accurate Light Distribution Led Light of reflector according to claim 1, it is characterized in that, the bottom of described light-guiding pillar is provided with sash, the COB chip that above described sash, intrinsic specification is complementary.

3. a kind of novel optic post adds the accurate Light Distribution Led Light of reflector according to claim 1, it is characterized in that, described reflection shield becomes horn-like.

4. a kind of novel optic post adds the accurate Light Distribution Led Light of reflector according to claim 1, it is characterized in that, the bottom of described light-guiding pillar is provided with many lacinias groove.

5. a kind of novel optic post adds the accurate Light Distribution Led Light of reflector according to claim 1, it is characterized in that, described radiator is provided with the V-type fin.

6. a kind of novel optic post adds the accurate Light Distribution Led Light of reflector according to claim 1, it is characterized in that, described lamp body is connected with electrical appliance kit.