CN2898591Y

CN2898591Y - Light-source mould set

Info

Publication number: CN2898591Y
Application number: CNU2006200258353U
Authority: CN
Inventors: 周宪忠
Original assignee: BILEDA INTERNATIONAL Co Ltd
Current assignee: BILEDA INTERNATIONAL Co Ltd
Priority date: 2006-04-20
Filing date: 2006-04-20
Publication date: 2007-05-09
Anticipated expiration: 2016-04-20

Abstract

A light-source mould set comprises: an emitting pedestal provided with a LED(light-emitting diode) which is connected to an light-emitting circuit;a light guide medium, which forms an incident light plane at least one side end so as to make alignment with the projecting plane of the LED of the emitting pedestal, a plurality of reflection parts are formed by printing ink at one side plane of the light guide medium, so as to allow the light launched to each reflection parts in the light guide medium to be emitted via an emitting plane of the light guide medium. The utility model further comprises a reflection cover attached to a side of the non emitting plane of the light guide medium, so that the lights emitted by the non emitting plane of the light guide medium can be reflected by the reflection cover and emitted out from the emitting plane of the light guide medium intensively, which can improve the brightness of the emitting plane of the light guide medium and can be an alternative of a general daylight fluorescent lamp tube.

Description

The light source module

Technical field

The utility model relates to a kind of light-emitting device, relates in particular to the light source module that a kind of alternative general fluorescent tube uses.

Background technology

The employed light source of living now, as fluorescent lamp etc., owing to must expend more electric weight, under the condition of stressing the environmental protection power saving, industry is continually developed the light source module of more power saving in recent years; In the present electronic component, light emitting diode is the illuminating source of comparatively power saving, forms the light source module so existing dealer uses light emitting diode, and supply is used for general illumination equipment.

As shown in Figure 7, at present with light source module that light emitting diode was constituted, the circuit board 61 that comprises a lengthwise, on this circuit board 61, be equipped with a plurality of light emitting diodes 62, and this circuit board 61 is set in the hollow tube 63, and in the both sides of this hollow tube 63, difference socket one fluorescent tube joint chair 64 is to constitute the light source module as fluorescent tube.But this light source module is being made in the application, has following shortcoming:

1. when making, must get the circuit board 61 of required fluorescent tube equal length, so except the cost that increase is made, in assembling, the circuit board 61 of lengthwise must be penetrated in the hollow tube 63, make this light source module ten minutes on making bother and be time-consuming.

2. must equidistantly set a plurality of light emitting diodes 62 on circuit board 61, light emitting diode 62 numbers of poles of not only required use are many, also increase manufacturing cost greatly.

3. the producer must produce the circuit board of different length according to different fluorescent tube length specifications, therefore to very inconvenient in production and the handling of goods and materials.

The utility model content

Technical problem underlying to be solved in the utility model is, overcomes the above-mentioned defective that prior art exists, and provides a kind of light source module, the use of its alternative general fluorescent tube.

The technical scheme that its technical problem that solves the utility model adopts is:

A kind of light source module is characterized in that, comprising: luminous pedestal, and device has light emitting diode, and this light emitting diode is connected to an illuminating circuit; Light-conductive media, in at least one side end face, define and form an incidence surface, light projector face with the light emitting diode that is aligned with this luminous pedestal, on a side panel of this light-conductive media, be formed with a plurality of reflecting parts with ink printing, make to enter in the light-conductive media and the light of each reflecting part of directive, the exiting surface by this light-conductive media outwards penetrates reflectingly.

Aforesaid light source module comprises further that wherein a reflector places the outer rim of other each face of described light-conductive media except exiting surface and incidence surface.

Aforesaid light source module wherein contains two luminous pedestals, grips the opposite end in described light-conductive media.

Aforesaid light source module, wherein the illuminating circuit of two luminous pedestals is installed in the luminous pedestal of each correspondence, and the pair of electrodes input of each illuminating circuit, is outside projection, and constitutes the dimensions of general fluorescent tube.

Aforesaid light source module, wherein between described two luminous pedestals, socket one outer outlet body, in described light-conductive media was contained within, this outer outlet body was the hollow circular tube of a printing opacity.

Aforesaid light source module, wherein between described two luminous pedestals, socket one outer outlet body, in described light-conductive media is contained within, this outer outlet body, its section is the C body, defines the opening of a lengthwise, with the exiting surface of the described light-conductive media of correspondence.

Aforesaid light source module, wherein luminous pedestal in the one side end face, is concaved with an embedding cave, to set an end of described light-conductive media identically.

Aforesaid light source module, wherein the outer rim of luminous pedestal forms a socket section, and to wear the outer outlet body of a light-permeable identically, this outer outlet body is to contain described light-conductive media.

Aforesaid light source module, wherein the exiting surface of light-conductive media is the glassy layer that aligns a LCD.

The light source module that the utility model disclosed, further contain a reflector, be posted by the non-exiting surface side of this light-conductive media, make the light that outwards penetrates by the non-exiting surface of light-conductive media, can be via this reflector reflection, and concentrate exiting surface outwards to penetrate, and improve the brightness of the exiting surface of light-conductive media by light-conductive media.

The beneficial effects of the utility model are the use of its alternative general fluorescent tube.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is a combining structure schematic diagram of the present utility model.

Fig. 2 is the decomposition texture schematic diagram that the utility model is the fluorescent tube pattern.

Fig. 3 is the schematic perspective view after the utility model assembling.

Fig. 4 is the broken section structural representation of 4-4 direction shown in Figure 3.

Fig. 5 is the schematic diagram of the utility model second embodiment.

Fig. 6 is the schematic diagram that the utility model is applied to the module backlight of display.

Fig. 7 is the schematic diagram of existing light source module.

The number in the figure explanation:

10 luminous pedestal 11 light emitting diodes 111 light projector faces

12 illuminating circuit 121a electrode input 121b electrode inputs

13 embedding caves, 14 socket sections, 20 light-conductive medias

21 incidence surfaces, 22 reflecting parts, 23 exiting surfaces

30 outer outlet bodies, 31 openings, 40 reflectors

50 displays, 51 glassy layers, 52 diffusion sheets

53 brightening pieces, 61 circuit boards, 62 light emitting diodes

63 hollow tubes, 64 fluorescent tube joint chairs, 100 light source modules

The specific embodiment

See also Fig. 1 to shown in Figure 6, the utility model relates to a kind of light source module 100, comprise: luminous pedestal 10, device has light emitting diode 11, LED, and make light emitting diode 11 be connected to an illuminating circuit 12, with after starting this illuminating circuit 12, drive, light this light emitting diode 11 (Light Emitting Diode is called for short LED); One light-conductive media 20, in at least one side end face, define and form an incidence surface 21, light projector face 111 with the light emitting diode 11 that is aligned with this luminous pedestal 10, and on a side panel of this light-conductive media 20, be formed with a plurality of reflecting parts 22 with ink printing, make the light (shown in the arrow direction indication of Fig. 1) that enters light-conductive media 20 and each reflecting part 22 of directive, the exiting surface 23 by this light-conductive media 20 outwards penetrates reflectingly.

Light source module 100 of the present utility model, wherein this light-conductive media 20 is the transparent materials that adopt glass, acrylic resin etc., can be plate body shape or pole shape.

Extremely shown in Figure 4 as Fig. 2, light source module 100 of the present utility model, be to contain two luminous pedestals 10, grip in the opposite end of this light-conductive media 20, and the illuminating circuit 12 that makes two luminous pedestals 10 is installed in each corresponding luminous pedestal 10, and the pair of electrodes input 121a of each illuminating circuit 12,121b, it is outside projection, and constitute the dimensions of general fluorescent tube, and in 10 of two luminous pedestals, socket one outer outlet body 30, in this light-conductive media 20 is contained within, wherein this outer outlet body 30 can be a printing opacity hollow circular tube, makes outward appearance of the present utility model identical with general fluorescent tube, to substitute the use of general fluorescent tube; Or as shown in Figure 5, making this outer outlet body 30, the c-shaped body of its section defines the opening 31 of a lengthwise, with to exiting surface 23 that should light-conductive media 20, makes the directly directive external world of the light beam that penetrated by exiting surface.

As Fig. 2, shown in Figure 4, the luminous pedestal 10 of light source module 100 of the present utility model, the one side end face, be concaved with an embedding cave 13, to set an end of this light-conductive media 20 identically, and, form a socket section 14 in the outer rim of this luminous pedestal 10, in an end that is set in this outer outlet body 30 identically.

As shown in Figure 1 and Figure 2, light source module 100 of the present utility model, further comprise a reflector 40, the reflectorized material that adopts, as aluminium etc., recline or place the outer rim of other each face except exiting surface 23 and incidence surface 21 of this light-conductive media 20, make from the outside light that penetrates of outer rim of other each face of light-conductive media 20, can be via these reflector 40 reflections, and concentrate exiting surface 23 outwards to penetrate by light-conductive media 20, to improve the brightness of the utility model at the exiting surface 23 of light-conductive media 20.

Light source module 100 of the present utility model, except being made for the use of general illumination fluorescent tube, or as shown in Figure 6, the exiting surface 23 that makes this light-conductive media 20 is the glassy layers 51 that are aligned with a display 50, CCFT, or, be provided with diffusion sheet 52, brightening piece 53, and form the module backlight of a display 50 51 of this light-conductive media 20 and this glassy layers.

The light source module 100 that the utility model disclosed, its main architectural feature is, one side of this light-conductive media 20 or relative two side ends, device has light emitting diode 11 respectively, and on the opposite face of exiting surface 23, be printed with a plurality of reflecting parts 22, after the light beam that light emitting diode 11 is produced enters in the light-conductive media 20, part is towards the light beam of reflecting part 22, can be printed on reflecting part 22 reflections of light-conductive media 20, and outwards penetrate by the exiting surface 23 of light-conductive media 20, perhaps reflected by the reflector 40 of shade in other each face outer rim of light-conductive media 20, and concentrate exiting surface 23 outwards to penetrate by light-conductive media 20, the utility model is real to have following advantage, and shows its novelty and the property used, creative.

1. adopting light emitting diode 11 is its light emitting source, therefore has the advantage of power saving.

2. the both sides of light-conductive media 20 are placed in each light emitting diode 11, by light-conductive media 20 just can light source projects to the regional extent of lengthwise, on making, can exempt the circuit board that to use lengthwise and set a plurality of light emitting diodes, just can be with light source projects to far-end, therefore the utility model is very convenient, quick in manufacturing, and can reduce manufacturing cost.

3. can be applicable to replace employed module backlight in general fluorescent tube or the display.

The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.

Claims

1. a light source module is characterized in that, comprising:

Luminous pedestal, device has light emitting diode, and this light emitting diode is connected to an illuminating circuit;

Light-conductive media, in at least one side end face, define and form an incidence surface, light projector face with the light emitting diode that is aligned with this luminous pedestal, on a side panel of this light-conductive media, be formed with a plurality of reflecting parts with ink printing, make to enter in the light-conductive media and the light of each reflecting part of directive, the exiting surface by this light-conductive media outwards penetrates reflectingly.

2. light source module according to claim 1 is characterized in that further comprising that a reflector places the outer rim of other each face of described light-conductive media except exiting surface and incidence surface.

3. light source module according to claim 1 is characterized in that containing two luminous pedestals, grips the opposite end in described light-conductive media.

4. light source module according to claim 3 is characterized in that the illuminating circuit of described two luminous pedestals is installed in the luminous pedestal of each correspondence, and the pair of electrodes input of each illuminating circuit, is outside projection, and constitutes the dimensions of general fluorescent tube.

5. light source module according to claim 3 is characterized in that between described two luminous pedestals, socket one outer outlet body, and in described light-conductive media was contained within, this outer outlet body was the hollow circular tube of a printing opacity.

6. light source module according to claim 3 is characterized in that between described two luminous pedestals socket one outer outlet body, in described light-conductive media is contained within, this outer outlet body, its section is the C body, define the opening of a lengthwise, with the exiting surface of the described light-conductive media of correspondence.

7. light source module according to claim 1 is characterized in that described luminous pedestal, in the one side end face, is concaved with an embedding cave, to set an end of described light-conductive media identically.

8. light source module according to claim 1 is characterized in that the outer rim of described luminous pedestal forming a socket section, and to wear the outer outlet body of a light-permeable identically, this outer outlet body is to contain described light-conductive media.

9. light source module according to claim 1, the exiting surface that it is characterized in that described light-conductive media are the glassy layers that aligns a LCD.