CN2491932Y

CN2491932Y - Indicating panel modular

Info

Publication number: CN2491932Y
Application number: CN 01229502
Authority: CN
Inventors: 邢陈震崙; 李柏贤; 李逸祥
Original assignee: Lite On Electronics Inc
Current assignee: Lite On Technology Corp
Priority date: 2001-06-29
Filing date: 2001-06-29
Publication date: 2002-05-15
Anticipated expiration: 2011-06-29

Abstract

A display watching board module comprises a plurality of illumination assemblies, a metal board, a circuit board, and a display panel, wherein the illumination assemblies are fixedly arranged on the metal board to from electric communication through the circuit board, and are sealed with lens to achieve the combination of the metal board and the illumination assemblies, and then the combination is arranged on the lateral edges or surrounding of the panel, thereby the above-mentioned modules can be assembled into a display watching board. When being powered, the illumination source of the illumination assemblies is uniformly projected on the panel, a plurality of modules are assembled into the display watching board which can display patterns or words. The heat can be dissipated through the metal board, thereby the utility model has a particular heat dissipation effect to promote the illumination efficiency.

Description

The display board module

The utility model relates to a kind of display board module, particularly a kind of LED source is placed the side of display panel or all around, forms light-emitting device by the leaded light technology, can apply to general indoor and outdoor display board widely.

The modern in daily life can be common to being applied to light emitting diode (light emittingdiode; LED) peripheral product, it has two electrode terminals, applies voltage between terminal, and emits energy and produce light with electronic the combination by electronics.Difference according to the lumination of light emitting diode wavelength, be broadly divided into visible light emitting diode and infrared light-emitting diode two big classes, the visible light emitting diode of being made by semiconductor material is a self-lighting, have a lot of conventional bulb the characteristic that can't replace, for example volume is little, power consumption is few, thermal value is few, the life-span is long etc., so be called the bubble of not turning off the light again, the light emitting diode of early development is because brightness is not high, be used for the incandescent lamp bulb of replacement for small more, as pilot lamp usefulness, so " electronic digit " appears on the various articles for daily use.

Subsequently, high brightness LED is succeeded in developing, and has opened up the application of light emitting diode aspect billboard.Compare with the large-scale billboard of tradition, the light emitting diode billboard has advantages such as the visual angle is wide, picture steady, it is many to change, construction is easy, the plate face is thin, especially after the high brightness red light-emitting diode is released, high brightness light emitting diodes such as ethereal blue light, pure green glow are also come out one after another, make the light emitting diode billboard be able to full-colorization, also just abundanter on using.

According to, known indoor or outdoor billboard or display apparatus module, as shown in Figure 1, generally all be that about thus 3 * 3,4 * 4 or 4 * 8 module 1a are assembled into bigger module 1a, be assembled into billboard by several bigger module 1a again, and this module 1a is welded in epoxy resin (epoxy resin) light emitting diode 11a in package shape among the printed circuit board (PCB) 12a, and place in the outer cover 13a of plastic material injection molding, insert resin colloid 14a again and fix it, and this outer cover 13a forms a sunshading board 131a.

But, when lighting, solar radiation or power supply rise because of temperature, and this module 1a radiating effect is not good again, will have influence on the brightness of light emitting diode 11a, and reduces its serviceable life.

As from the foregoing, above-mentioned known display board on reality is used, obviously has inconvenience and exists with defective, and can wait to be improved.

So the above-mentioned defective of the design people's thoughts haves much room for improvement, be that the spy concentrates on studies and cooperates the utilization of scientific principle, propose a kind of reasonable in design and effectively improve the utility model product of above-mentioned defective finally.

In order to improve above-mentioned every defective of well known device, fundamental purpose of the present utility model is to provide a kind of display board module, it is that light emitting diode is located on the sheet metal, by the preferable characteristic of metal material heat radiation, reach the effect of heat radiation rapidly and improve the luminosity of this light emitting diode.

In order to achieve the above object, the utility model mainly is that a kind of display board module is being provided, it comprises several luminescence components, one sheet metal, one circuit board and a display panel, be this luminescence component to be adhered on this sheet metal by insulating radiation glue, this luminescence component can be light-emitting diode chip for backlight unit, and can be homochromy or different illuminant colour, the circuit board that this luminescence component then is connected with this sheet metal with lead respectively forms electrical communication, seal again with lens and finish combining of luminescence component and sheet metal, at last it is located at the side of display panel or all around, this display panel can be square or circular, around it and the back side can attach the adhesive plaster of shading reflection or do the processing of equivalence, then just can be assembled into the display board of the special radiating effect of tool by above-mentioned several modules.

In order further to understand the utility model is to reach technology, means and the effect that predetermined purpose is taked, see also following about detailed description of the present utility model and accompanying drawing, believe the purpose of this utility model, feature and characteristics, go deep into and concrete understanding when getting one thus, yet listed accompanying drawing only provides reference and explanation usefulness, is not to be used for the utility model is limited.

Brief Description Of Drawings:

Fig. 1 is known three-dimensional combination figure;

Fig. 2 is a transverse sectional view of the present utility model;

Fig. 3 is a three-dimensional combination figure of the present utility model.

Please be simultaneously referring to Fig. 2 and shown in Figure 3, it is respectively transverse sectional view of the present utility model and three-dimensional combination figure.The utility model is a kind of display board module, comprise several luminescence components 11, one sheet metal 12, one circuit board 13 and a display panel 14, be by insulating radiation glue 15 this luminescence component 11 to be arranged in parallel to adhere on this sheet metal 12, this luminescence component 11 can be light-emitting diode chip for backlight unit, and be wired to this circuit board 13 with lead 16 respectively, make the copper foil circuit of itself and this circuit board 13 form electrical communication, seal lens (lens) 17 again with the epoxy resin material, then finish the combination of luminescence component 11 and sheet metal 12, again it is located at the side (as shown in Figure 3) of the display panel 14 that polyacrylate or tygon plastic materials such as (polyethylene) makes or all around, and the shape of this display panel 14 can be square or circular in the icon, around it and the back side also can attach the adhesive plaster of shading reflection, it can be the polyacrylate material (figure slightly) of black or white, make light can concentrate on this display panel 14, whereby, just can the module that several are above-mentioned be assembled into large-scale billboard.

When passing to power supply, the light source of this luminescence component 11 with uniform irradiation on this display panel 14, with display pattern or literal, because of the moulding of this sheet metal 12 can be made the sunshade purposes, and the heat energy of this luminescence component 11 is to go out through these sheet metal 12 loss, so have better heat radiating effect, and can improve luminosity.

In addition, configurable single or several are homochromy or the luminescence component of different illuminant colour 11, according to each illuminant colour drive or won ton and driving, obtain being better than the mixed light effect of conventional module, moreover, this luminescence component 11 can be suitable for closely reaching at a distance and view and admire because of forming non-granular pointolite phenomenon of all kinds.

In view of the above, the utility model mainly focuses on the innovative design of display board, be to utilize the good characteristic of sheet metal 12 heat radiations, make this luminescence component 11 when big current drives, obtain the performance of high brightness, and cooperate display panel 14 utilization leaded light technology and obtain uniformly light-emitting, can apply to indoor or outdoor display board widely.

So, by display board module of the present utility model, have characteristics described as follows:

(1) light emitting diode directly fixedly is adhered on the sheet metal, can reach better heat radiating effect;

(2) sheet metal also can be made sunshading board usefulness;

(3) can reach good mixed light effect.

The above only is the detailed description and the accompanying drawing of the specific embodiment of one of the utility model the best, but feature of the present utility model is not limited thereto, and is not in order to restriction the utility model.All closing in the embodiment of the spirit variation similar of the utility model claim with it, all should be contained in the category of the present utility model, any those skilled in the art, can think easily and variation or modify all can be encompassed in the scope of the present utility model.

Claims

1, a kind of display board module, it is characterized in that, it comprises several luminescence components, a sheet metal, a circuit board and a display panel, be that this luminescence component is fixedly arranged on this sheet metal, the circuit board that is connected with this sheet metal by lead forms electrical communication, and envelope is with lens, then finish combining of sheet metal and luminescence component, and it is located at the side of this display panel or, whereby, above-mentioned several modules just can be assembled into the display board of the special radiating effect of tool all around.

2, display board module as claimed in claim 1 is characterized in that, this luminescence component can be light-emitting diode chip for backlight unit.

3, display board module as claimed in claim 1 is characterized in that, this luminescence component can be fixed on this sheet metal by insulating radiation is gluing.

4, display board module as claimed in claim 1 is characterized in that, this luminescence component can be homochromy or different illuminant colour.

5, display board module as claimed in claim 1 is characterized in that, this display panel can be square or circular.

6, display board module as claimed in claim 1 is characterized in that, around this display panel and the back side can attach the adhesive plaster of shading reflection or do the processing of equivalence.