CN203240309U

CN203240309U - Total-reflection LED panel light

Info

Publication number: CN203240309U
Application number: CN 201320047887
Authority: CN
Inventors: 付国成; 邵娟; 付德才
Original assignee: Yuyao Fushi Photoelectric Science & Technology Co Ltd
Current assignee: Yuyao Fushi Photoelectric Science & Technology Co Ltd
Priority date: 2013-01-29
Filing date: 2013-01-29
Publication date: 2013-10-16
Anticipated expiration: 2023-01-29

Abstract

The utility model discloses a total-reflection LED panel light which overcomes the defect that an existing LED panel light is low in illuminating efficiency. The total-reflection LED panel light is of a uniform and efficient LED panel light structure and comprises a rectangular panel light aluminum frame, a driving power source and an LED light source. A fixing groove is formed in the inner side of the periphery of the panel light aluminum frame. A diffuser plate, a light guide plate, aluminum substrate bases and a rear cover plate are embedded into the fixing groove from bottom to top, the driving power source is fixed on the upper side of the back face of the rear cover plate, the four corners of the panel light aluminum frame are connected through die casting angle iron, the number of the aluminum substrate bases is four, the inner side of each aluminum substrate base fixes an aluminum substrate through a pressing strip, LED light beads are arranged on the inner side of the aluminum substrate in an array mode, the pointing direction of the LED light beads inclines to the plane of the light guide plate, and an angle in 5-15 degrees is formed between the pointing direction of the LED light beads and the light guide plate. A lateral reflection plate strip is arranged on the front side of the aluminum substrate bases, and through holes matched with the LED light beads are formed in the lateral reflection plate strip. The periphery of the rear cover plate is of an arc surface structure, and light-reflection paper is adhered to the inner surface of the rear cover plate. The total-reflection LED panel light structure can be used in the LED panel light, and the total-reflection LED panel light has the advantages that scattered light can be reflected comprehensively, and light loss is avoided.

Description

Total reflection LED panel light

Technical field

The utility model belongs to the LED technical field, is specifically related to a kind of structure of LED panel light.

Background technology

The LED panel light is a suitable U.S. high-grade indoor illumination light fitting, and its light source is LED, and whole Design of Luminaires is attractive in appearance succinctly, atmosphere is luxurious, and existing good illuminating effect can bring beautiful impression to the people again.The light of LED panel light is through forming a kind of uniform flat luminous effect behind the LGP of high transmission rate, illuminance uniformity is good, light is soft, comfortable and blind bright, can effectively alleviate kopiopia, the LED panel light can also radiation proof, can not stimulate pregnant woman, old man, children's skin, but because the difference of structure, the effect of LED panel light then has larger difference.

For example China Patent No. ZL 201010003881.4, and name is called the utility model patent of " a kind of efficient LED panel light ", discloses a kind of panel light, wherein comprises: LED fluorescent tube, diffuse reflector and specular reflective mirrors; The LED fluorescent tube comprises led light source and sleeve pipe, and the led light source linear array forms the led light source array module, and is enclosed within the cannula cavity.A light part of sending from the LED fluorescent tube shines directly into diffuse reflector, and a part of light reflexes to diffuse reflector through specular reflective mirrors and comes the lower zone of compensate for brightness in addition, so that whole diffuse reflection dignity forms the more uniform light-emitting area of brightness ratio.This panel light is in order to pursue evenly, adopting sleeve pipe to add diffuse reflector processes light, light passes the absorption that sleeve pipe must be subject to tube wall, add lossy, light reflects through diffuse reflector, because the discreteness of diffuse reflector surface reflection direction is had a greatly reduced quality the reflectivity of light, light efficiency significantly reduces especially.

Moreover the back shroud of prior art is slab construction basically, at the frame position of LED panel light because structure injustice straggly, so that the LED lamp be radiated at scattered light on the frame by repeatedly diffusion, loss and absorption, wasted many illumination, caused whole efficiency to descend, illumination is dim.

Summary of the invention

The utility model technical issues that need to address are, overcome the LED panel light structure of prior art former thereby the illumination that exists and the defective of Efficiency Decreasing, and a kind of not only evenly but also efficient LED panel light structure is provided.

The purpose of this utility model is achieved by following technical proposals: a kind of total reflection LED panel light, the panel light aluminium frame that comprises rectangular shape, driving power and led light source, the peripheral inboard of panel light aluminium frame is provided with holddown groove, be embedded with successively diffuser plate in the holddown groove from bottom to top, LGP, aluminium base panel seat and back shroud, the rear back side upside of back shroud is fixed with driving power, four angles of panel light aluminium frame connect by the die casting angle bar, it is characterized in that, aluminium base panel seat has 4, the inboard of the aluminium base panel seat of each bar is fixedly connected with aluminium base by press strip, the inboard arrays of aluminium base has some LED light pearls, and the plane that is oriented to the deflection LGP of LED light pearl also becomes 5～15 ° of angles with the plane of LGP; The lateral reflection plate bar is stamped in the front side of aluminium base panel seat, and the through hole adaptive with each LED light pearl arranged on the lateral reflection lath; The peripheral position of back shroud is the arc surface structure, and the inner surface of back shroud posts reflective sheeting.

The lateral reflection lath is set and establishes the arc surface structure at the peripheral position of back shroud and can guide whole horizontal irreflexive light of panel light aluminium frame inboard into LGP and diffuser plate, avoid light loss, reach the purpose of total reflection; The plane that is oriented to the deflection LGP of LED light pearl also becomes 5～15 ° to be conducive to make light beam to be paved with whole LGP with the plane of LGP.

As preferably, the arc surface structure is smoothly connected by the different multi-section circular arc section of curvature and consists of.Consisting of the arc surface structure by the different multi-section circular arc section of curvature can according to the direction of the direction different adjustment reflection ray of incident ray, make it to shine on the LGP.

As preferably, the outer side edges of arc surface structure is provided with for fixing plane flanging.

As preferably, the lateral reflection lath is plate-like structure, and the lateral reflection lath is reflective surface towards the one side of panel light aluminium frame inboard, and the normal direction of lateral reflection lath is identical with the sensing of LED light pearl.

As preferably, the array way of the LED light pearl on the same aluminium base is linear arrangement.

As preferably, the array way of the LED light pearl on the same aluminium base is that the triangular wave rule is arranged.

The beneficial effects of the utility model are:

1, lateral reflection lath and establish the arc surface structure at the peripheral position of back shroud is set, guides the horizontal diffuse light of panel light aluminium frame inboard into LGP and diffuser plate, avoid light loss, reach the purpose of total reflection;

2, the normal direction of lateral reflection lath is identical, easy for installation with the sensing of LED light pearl, and reflecting effect is good;

3, being oriented of LED light pearl is partial to the LGP plane and become 5～15 ° of angles with the LGP plane, makes light beam be paved with whole LGP, and illumination is even.

Description of drawings

Fig. 1 is the structural representation of a kind of embodiment of the utility model;

Fig. 2 is that the lateral reflection lath master of another kind of embodiment looks schematic diagram.

Among the figure, panel light aluminium frame 1; Holddown groove 11; Diffuser plate 2; LGP 3; Aluminium base panel seat 4; Step 41; Back shroud 5; Arc surface structure 51; Reflective sheeting 52; Plane flanging 53; Press strip 6; Aluminium base 7; LED light pearl 8; Lateral reflection lath 9; Through hole 91.

The specific embodiment

Below in conjunction with accompanying drawing and specific embodiments the utility model is further described.

Embodiment 1: as shown in Figure 1, a kind of total reflection LED panel light, the panel light aluminium frame 1 that comprises rectangular shape, driving power and led light source, the peripheral inboard of panel light aluminium frame 1 is provided with holddown groove 11, be embedded with successively diffuser plate 2 in the holddown groove 11 from bottom to top, LGP 3, aluminium base panel seat 4 and back shroud 5, the rear back side upside of back shroud 5 is fixed with driving power, driving power is constant-current source, four angles of panel light aluminium frame 1 connect by the die casting angle bar, aluminium base panel seat 4 has 4, the inboard of the aluminium base panel seat 4 of each bar is fixedly connected with aluminium base 7 by press strip 6, the inboard arrays of aluminium base 7 has 15 LED light pearls 8, and being oriented to of LED light pearl 8 is partial to LGP 3 planes and become 5～15 ° of angles with the plane of LGP 3; Lateral reflection plate bar 9 is stamped in the front side of aluminium base panel seat 4, and lateral reflection lath 9 is by the aluminium base panel seat 4 of sunk screw and be connected, and the through hole 91 adaptive with each LED light pearl 8 arranged on the lateral reflection lath 9; The peripheral position of back shroud 5 is arc surface structure 51, and the inner surface of back shroud 5 posts reflective sheeting 52.Lateral reflection lath 9 is set and establishes arc surface structure 51 at the peripheral position of back shroud 5 and can guide whole horizontal irreflexive light of panel light aluminium frame 1 inboard into LGP 3 and diffuser plate 2, avoid light loss, reach the purpose of total reflection; The plane that is oriented to deflection LGP 3 of LED light pearl 8 also becomes 5～15 ° to be conducive to make light beam to be paved with whole LGP 3 with the plane of LGP 3.

Arc surface structure 51 is smoothly connected by the different multi-section circular arc section of curvature and consists of, the residing position of each section circular arc is different, the incidence angle of the light that reflects is also different, so consisting of arc surface structure 51 by the different multi-section circular arc section of curvature can according to the direction of the direction different adjustment reflection ray of incident ray, make it all to reflex on the LGP 3.

The outer side edges of arc surface structure 51 is provided with for fixing plane flanging 53, there is a step 41 side of aluminium base panel seat 4, plane flanging 53 thickness of the aspect ratio of step 41 are lower slightly, and plane flanging 53 just is clipped between the holddown groove 11 of aluminium base panel seat 4 and panel light aluminium frame 1 when assembling.

Lateral reflection lath 9 is plate-like structure, and the lateral reflection lath is reflective surface towards the one side of panel light aluminium frame inboard, and the normal direction of lateral reflection lath 9 is identical with the sensing of LED light pearl 8.The array way of LED light pearl 8 on the same aluminium base 7 is linear arrangement, correspondingly also presses linear arrangement with the adaptive through hole of each LED light pearl 8 on the lateral reflection lath 9.

Embodiment 2: the array way of the LED light pearl 8 on the same aluminium base 7 is that the triangular wave rule is arranged, and correspondingly also press the arrangement of triangular wave rule with the adaptive through hole 91 of each LED light pearl 8 on the lateral reflection lath 9, as shown in Figure 2.

The utility model can use in the LED panel light, function with comprehensive specular scattering light, avoid light loss, improve the advantage of light efficiency, if those skilled in the art does simple the modification or replacement to the foregoing invention content, such change can not think to break away from scope of the present utility model, and all will be included within the scope of claim of the present utility model the apparent modification of those skilled in the art like this.

Claims

1. total reflection LED panel light, the panel light aluminium frame that comprises rectangular shape, driving power and led light source, the peripheral inboard of panel light aluminium frame is provided with holddown groove, be embedded with successively diffuser plate in the holddown groove from bottom to top, LGP, aluminium base panel seat and back shroud, the rear back side upside of back shroud is fixed with driving power, four angles of panel light aluminium frame connect by the die casting angle bar, it is characterized in that, aluminium base panel seat has 4, the inboard of the aluminium base panel seat of each bar is fixedly connected with aluminium base by press strip, the inboard arrays of aluminium base has some LED light pearls, and the plane that is oriented to the deflection LGP of LED light pearl also becomes 5～15 ° of angles with the plane of LGP; The lateral reflection plate bar is stamped in the front side of aluminium base panel seat, and the through hole adaptive with each LED light pearl arranged on the lateral reflection lath; The peripheral position of back shroud is the arc surface structure, and the inner surface of back shroud posts reflective sheeting.

2. total reflection LED panel light according to claim 1 is characterized in that, the arc surface structure is smoothly connected by the different multi-section circular arc section of curvature and consists of.

3. total reflection LED panel light according to claim 2 is characterized in that, the outer side edges of arc surface structure is provided with for fixing plane flanging.

4. total reflection LED panel light according to claim 2 is characterized in that, the lateral reflection lath is plate-like structure, and the lateral reflection lath is reflective surface towards the one side of panel light aluminium frame inboard, and the normal direction of lateral reflection lath is identical with the sensing of LED light pearl.

5. according to claim 1 and 2 or 3 described total reflection LED panel lights, it is characterized in that the array way of the LED light pearl on the same aluminium base is linear arrangement.

6. total reflection LED panel light according to claim 4 is characterized in that, the array way of the LED light pearl on the same aluminium base is that the triangular wave rule is arranged.