CN203147320U

CN203147320U - LED area source

Info

Publication number: CN203147320U
Application number: CN201220404909XU
Authority: CN
Inventors: 郭迎新; 李渝贵; 陈军奇; 王河
Original assignee: SHENZHEN DATE ENGINEERING TECHNOLOGY Co Ltd
Current assignee: Shenzhen Date Culture Technology Co ltd
Priority date: 2012-08-16
Filing date: 2012-08-16
Publication date: 2013-08-21
Anticipated expiration: 2022-08-16

Abstract

The utility model discloses an LED area source, which can emit uniform and soft light and provide a comfortable and non-dazzling illumination environment. The LED area source comprises a light-guiding plate, a light-reflecting plate and at least two LED lamps. A reflection face of the light-reflecting plate is closely attached to a face of the light-guiding plate. The edge of the light-guiding plate is provided with grooves, corresponding to the LED lamps in terms of number. The grooves are disposed corresponding to the LED lamps in terms of shape. The grooves are uniformly arranged at the edge of the light-guiding plate, and the LED lamp is placed in the groove.

Description

A kind of LED area source

Technical field

The utility model relates to lighting field, relates in particular to a kind of LED area source.

Background technology

The light source of lighting generally comprises spot light and line source at present.Here said spot light refers to that in the plane irradiation is equivalent to the light source of the irradiation of a bit, such as the illuminating effect of incandescent lamp, single lamp.Line source refers to that in the plane irradiation is equivalent to the light source of the irradiation of a straightway, such as the illuminating effect of fluorescent tube.

Because spot light and the shape of line source self and the restriction of structure, make the light that sends inadequately evenly and can produce the dazzling light of dazzling, watch for a long time, fatigue causes eyesight to descend easily.

Summary of the invention

Problem to be solved in the utility model is to provide a kind of LED area source, can send even and soft illumination, and a comfortable not dazzling lighting environment is provided.

A kind of LED area source comprises LGP, reflector and at least two LED lamps; Reflection of reflecting face and described LGP face and face are close to combination; The LGP edge is provided with and the corresponding groove of described LED lamp quantity, and these grooves are distributed in described LGP edge, and the LED lamp is positioned in these grooves.

In LED area source described in the utility model, one side relative with described LGP on the described reflector also is provided with pcb board, and described pcb board is used for fixing described LED lamp and is its power supply.

In LED area source described in the utility model, described LED area source also is provided with electric power driving module, and described electric power driving module is used for changing alternating current into direct current, and is described LED lamp power supply by described pcb board.

In LED area source described in the utility model, described LGP surface also is provided with lens.

In LED area source described in the utility model, described LED area source also is provided with housing, and described housing is used for fixing described LGP, reflector, pcb board and electric power driving module.

In LED area source described in the utility model, described groove is distributed in described LGP edge and comprises:

Described groove is even or symmetrical is distributed in the LGP edge; Described groove is corresponding with described LED lamp shape.

In LED area source described in the utility model, described LGP is glass or acrylic.

In LED area source described in the utility model, described reflector is minute surface aluminium or high reflective nano material.

As can be seen from the above technical solutions, the utility model embodiment has the following advantages: because the LED lamp is arranged in the LGP, the light that the LED lamp sends can be propagated in LGP, and along with default light round in the LGP is distributed in LGP uniformly and emits from LGP, produce uniform illumination, because the light that comes out from LGP is not the light of LED lamp direct projection, therefore can not produce dazzling dazzle; Owing to used reflector, make the light of directive reflector to be reflected to greatest extent to come back to LGP and reflect away, thereby improve the utilization rate of light greatly, increase brightness, reduce the quantity of LED lamp, saving cost, saves energy.

Description of drawings

Fig. 1 is the side cross-sectional views of the utility model LED area source embodiment one;

Fig. 2 is the front perspective view of the utility model LED area source embodiment one;

Fig. 3 is the structure explosive view of the utility model LED area source embodiment two;

Fig. 4 is the structure explosive view of the utility model LED area source embodiment three.

The specific embodiment

In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing and embodiment, the utility model is further described in detail.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.

Describe below in conjunction with a pair of the utility model of embodiment of the present utility model.

As shown in Figure 1, the side cross-sectional views of the utility model LED area source embodiment one comprises reflector 101, LGP 102, LED lamp 103, electric power driving module 105, housing 105 and lens 106.The material of LGP 102 can be glass or acrylic, all is the materials that line source can be converted into area source.Reflector 101 can be minute surface aluminium or high reflective nano material, and the reflective nano material reflecting rate of this height can effectively change the direction of propagation of light up to 95%, reduces light loss.

102 of the reflecting surface of reflector 101 and LGPs and face are close to combination; LGP 102 edges are provided with and the corresponding groove of LED lamp 103 quantity, and preferred, these grooves are corresponding with LED lamp 103 shapes, and these grooves are distributed in the edge of LGP 102, and LED lamp 103 lamps are positioned in these grooves.

Because LED lamp 103 is arranged in the LGP 102, the light that LED lamp 103 sends can be propagated in LGP 102, and along with default light rounds in the LGP 102 are distributed in LGP 102 uniformly and emit from LGP 102, produce uniform illumination, because the light that comes out from LGP 102 is not the light of LED lamp direct projection 103, therefore can not produce dazzling dazzle; Owing to used reflector 101, make the light of directive reflector 101 to be reflected to greatest extent to come back to LGP 102 and reflect away, thereby improve the utilization rate of light greatly, increase brightness, reduce the quantity that the LED lamp uses, save cost, saves energy.

Need to prove, also be provided with lens in the LED lamp 103, the light that the LED lamp is sent is concentrated the directive LGP, the loss of the light that minimizing LED lamp sends.

In addition, as shown in Figure 1, also be coated with one deck lens 106 with reflector 101 surfaces on the LGP 102, housing 105 is the fixing integral body of being made up of LGP 102, reflector 101 and lens 106 then, and also be provided with electric power driving module 104 in the housing 105.The effect of lens 106 is exactly that the light that penetrate in LGP 102 are carried out secondary boot, makes more even and soft that the distribution of light becomes.The effect of electric power driving module 104 is exactly to change alternating current into stable sizeable direct current, with the electric energy that is used to LED lamp 103 to provide illumination to need.Housing 105 is also referred to as support, can fix the integral body of being made up of LGP 102, reflector 101 and lens 106, so just can replace Grille lamp, commercial illumination such as street lamp case lamp, and once cancel the T10/T8/T5 grid lamp disc, safety, environmental protection, power saving again.

As shown in Figure 2, be the front perspective view of the utility model LED area source embodiment one, the LGP 102 edges LED lamp 103 that is being symmetrically distributed is because the even distribution of LED lamp 103, when LED lamp 103 was lighted like this, what the distribution of light also can become in the LGP was more even.Electric power driving module 104 is connected with each LED lamp 103 by electrical wiring 201, and the electric energy of illumination needs is provided as LED lamp 103.The LED lamp at LGP 102 edges can also equidistantly be uniformly distributed in the LGP edge except can being symmetrically distributed.

Make an explanation with regard to two pairs of the utility model of embodiment of the present utility model below.

Be illustrated in figure 3 as the explosive view of a kind of light fixture of the utility model embodiment, this light fixture is made up of pcb board 301, reflector 302, LED lamp 303 and LGP 304, is followed successively by pcb board 301, reflector 302, LGP 304 from top to bottom.Wherein, LED lamp 303 is arranged in the groove at LGP edge, and the pin of LED lamp 303 then is fixed on the pcb board 301.The effect of pcb board 301 is supply lines of integrated LED lamp 303 and is its power supply, and pcb board 301 can also play the effect of fixed L ED lamp 303.

Because LED lamp 303 is arranged in the LGP 304, the light that LED lamp 303 sends can be propagated in LGP 304, and along with default light rounds in the LGP 304 are distributed in LGP 304 uniformly and emit from LGP 304, produce uniform illumination, because the light that comes out from LGP 304 is not the light of LED lamp 303 direct projections, therefore can not produce dazzling dazzle; Owing to used reflector 302, make the light of directive reflector 302 to be reflected to greatest extent to come back to LGP 304 and reflect away, thereby improve the utilization rate of light greatly, increase brightness, reduce the quantity that the LED lamp uses, save cost, saves energy.

Make an explanation with regard to three pairs of the utility model of embodiment of the present utility model below.

Be illustrated in figure 4 as the explosive view of a kind of light fixture of the utility model embodiment, this light fixture is made up of pcb board 403, reflector 402, LED lamp 404 and LGP 401, is followed successively by LGP 401, reflector 402, pcb board 403 from top to bottom.Wherein, LED lamp 404 is arranged in the groove at LGP edge, and the pin of LED lamp 404 then is fixed on the pcb board 403.The effect of pcb board 403 is supply lines of integrated LED lamp 404 and is its power supply, and pcb board 403 can also play the effect of fixed L ED lamp 404.

Because LED lamp 404 is arranged in the LGP 401, the light that LED lamp 404 goes out can be propagated in LGP 401, and along with default light rounds in the LGP 401 are distributed in LGP 401 uniformly and emit from LGP 401, produce uniform illumination, because the light that comes out from LGP 401 is not the light of LED lamp 404 direct projections, therefore can not produce dazzling dazzle; Owing to used reflector 403, make the light of directive reflector 403 to be reflected to greatest extent to come back to LGP 401 and reflect away, thereby improve the utilization rate of light greatly, increase brightness, reduce the quantity that the LED lamp uses, save cost, saves energy.

Should be understood that, for those of ordinary skills, can be improved according to the above description or conversion, and all these improvement and conversion all should belong to the protection domain of the utility model claims.

One of ordinary skill in the art will appreciate that all or part of step that realizes in above-described embodiment method is to instruct relevant hardware to finish by program, described program can be stored in a kind of computer-readable recording medium, the above-mentioned storage medium of mentioning can be read-only storage, disk or CD etc.

More than a kind of LED area source provided by the utility model is described in detail, for one of ordinary skill in the art, thought according to the utility model embodiment, part in specific embodiments and applications all can change, in sum, this description should not be construed as restriction of the present utility model.

Claims

1. a LED area source is characterized in that, comprising:

LGP, reflector and at least two LED lamps:

Described reflection of reflecting face and described LGP face and face are close to combination;

Described LGP edge is provided with and the corresponding groove of described LED lamp quantity, and described groove is distributed in described LGP edge, and described LED lamp is positioned in the described groove.

2. LED area source according to claim 1 is characterized in that, one side relative with described LGP on the described reflector also is provided with pcb board, and described pcb board is used for fixing described LED lamp and is its power supply.

3. LED area source according to claim 2 is characterized in that, described LED area source also is provided with electric power driving module, and described electric power driving module is used for changing alternating current into direct current, and is described LED lamp power supply by described pcb board.

4. according to the arbitrary described LED area source of claim 1-3, it is characterized in that described LGP surface also is provided with lens.

5. LED area source according to claim 3 is characterized in that, described LED area source also is provided with housing, and described housing is used for fixing described LGP, reflector, pcb board and electric power driving module.

6. LED area source according to claim 5 is characterized in that, described groove is distributed in described LGP edge and comprises:

Described groove is even or symmetrical is distributed in the LGP edge; Described groove is corresponding with described LED lamp shape.

7. LED area source according to claim 6 is characterized in that, described LGP is glass or acrylic.

8. LED area source according to claim 7 is characterized in that, described reflector is minute surface aluminium or high reflective nano material.