CN201221735Y

CN201221735Y - Light guiding structure

Info

Publication number: CN201221735Y
Application number: CNU2008201170118U
Authority: CN
Inventors: 叶云烜
Original assignee: 李金传
Priority date: 2008-06-13
Filing date: 2008-06-13
Publication date: 2009-04-15
Anticipated expiration: 2018-06-13

Abstract

The utility model provides a light guide structure, which comprises a PCB, a light guide column and at least a luminant, wherein, the PCB is used for carrying the following components; the light guide column can be fixed on the PCB; the luminant is arranged near the guide column on the PCB, the light of which can be refracted and reflected by the guide column to increase the brightness of the side face.

Description

Light guide structure

Technical field

The utility model relates to a kind of light guide structure, refers to the transparent or semitransparent leaded light post of a kind of use especially, and at least one light emitting diode is placed around this leaded light post, by this leaded light post with anaclasis or reflect away, to increase the light guide structure of lateral emitting effect.

Background technology

Common on the market warning lamp device is most of to use conventional bulb, and places a shading backboard behind bulb, so that by this shading backboard light is reflected, so that each angle can both be seen the light of caution.But therefore above-mentioned bulb is gradually replaced by light emitting diode because of the shortcoming of power consumption.

Though the lighting angle of light emitting diode is positive, and its lighting angle can reach 120 the degree more than, because of its luminous directive property very strong, that is the light beam in light emitting diode front is very strong, but the light beam of side is just very weak, make the brightness of lateral emitting can't reach demand, really belong to a fly in the ointment.

The utility model content

The purpose of this utility model is the shortcoming that overcomes existing warning lamp device, a kind of light guide structure is provided, it uses transparent or semitransparent leaded light post, at least one light emitting diode is placed around this leaded light post, by this leaded light post with anaclasis or reflect away, to increase the light guide structure of lateral emitting effect.

A kind of light guide structure of the utility model comprises: a printed circuit board (PCB), in order to the carrying following elements; One leaded light post can be immobilizated on this printed circuit board (PCB); At least one illuminator places on this printed circuit board (PCB) and is positioned at by this leaded light post, and the light that it sent can or reflect away via this leaded light post refraction.

Described light guide structure, wherein this leaded light post places the centre of this printed circuit board (PCB).

Described light guide structure, wherein this leaded light post is transparent or semitransparent, and has a screw bottom it, there is thread screw inside, so that can be locked on this printed circuit board (PCB) by a screw.

Described light guide structure, wherein the cylinder of this leaded light post is cylinder or polygonal column, the two ends in its stage casing respectively have a flaring cambered surface, have a top on this flaring cambered surface.

Described light guide structure, wherein this top is that a plane is cut on one pyramidal, pyramidal and its top, cylindric or cylindric and its top has a plurality of cutting angles.

Described light guide structure, wherein this flaring cambered surface and top surface further have the diamond structures of multi-angle cutting, for the multi-angle refraction or the reflection of light.

Described light guide structure, wherein the quantity of this illuminator is three, and with equal angles be placed in this leaded light post around.

Described light guide structure, wherein this illuminator is a light emitting diode.

Described light guide structure, it further has a lamp socket and a lampshade, and wherein this lamp socket is for this printed circuit board (PCB) fixing, and this lampshade then can be covered on this printed circuit board (PCB) and the lamp socket, except that can appearing for light, also can reach the purpose of this light guide structure of protection.

The beneficial effects of the utility model are, a kind of light guide structure is provided, be to use transparent or semitransparent leaded light post, at least one light emitting diode is placed around this leaded light post, by this leaded light post with anaclasis or reflect away, increase the light guide structure of lateral emitting effect, overcome the very weak shortcoming of light beam of the side of existing warning lamp device.

Description of drawings

The decomposing schematic representation of Fig. 1 light guide structure of the present utility model;

Fig. 2 a-2d is respectively the schematic diagram of the leaded light post of several possibility embodiment of the present utility model;

The round surface, top that Fig. 3 illustrates leaded light post of the present utility model further has the schematic diagram of the diamond structures of multi-angle cutting;

The combination schematic diagram of Fig. 4 light guide structure of the present utility model;

Fig. 5 light guide structure of the present utility model further has the combination schematic diagram of a lampshade.

The specific embodiment

Please in the lump with reference to Fig. 1-Fig. 4, wherein Fig. 1 illustrates the decomposing schematic representation of light guide structure of the present utility model; Fig. 2 a-2d is respectively the schematic diagram of the leaded light post of several possibility embodiment of the present utility model; The round surface, top that Fig. 3 illustrates leaded light post of the present utility model further has the schematic diagram of the diamond structures of multi-angle cutting; Fig. 4 illustrates the combination schematic diagram of light guide structure of the present utility model.

As shown in the figure, light guide structure of the present utility model can be used in illumination and the warning lamp device, be to be that example is illustrated with the warning lamp device in the present embodiment, but not as limit, it comprises: a printed circuit board (PCB) 100; One leaded light post 110; And at least one illuminator 120.

Wherein, this printed circuit board (PCB) 100 is in order to carry elements such as this leaded light post 110 and illuminator 120, and its shape can change according to need, is to be that example is illustrated with the circle in the present embodiment, but not as limit.In addition, about centre of this printed circuit board (PCB) 100 further has a circular hole 101.

The cylinder of this leaded light post 110 is cylinder or polygonal column, be to be that example is illustrated with the cylinder in the present embodiment, but not as limit, it can be immobilizated on this printed circuit board (PCB) 100, such as but not limited to about centre of this printed circuit board (PCB) 100, can or reflect the light beam that this illuminator 120 is sent in order to refraction.In addition, this leaded light post 110 is transparent or semitransparent, and its bottom has a screw 111, and there is thread (figure does not show) screw inside, so that can pass this circular hole 101 and screw 111 is locked on this printed circuit board (PCB) 100 by a screw 112.

Shown in Fig. 2 a-2d, the two ends in the stage casing of leaded light post 110 of the present utility model respectively have a flaring cambered surface 113, has a top on this flaring cambered surface 113, it is for example and without limitation to a cylindric 114a and (please refer to Fig. 2 a) or cylindric and its top has a plurality of cutting angle 114b (please refer to Fig. 2 b), a pyramidal 114c (please refer to Fig. 2 c) or a plane 114d (please refer to Fig. 2 d) is cut on pyramidal and its top, by this cambered surface 113 and surperficial 114a, 114b, 114c or 114d to increase the refraction or the reflection of light beam, to strengthen the brightness of side.

In addition, as shown in Figure 3, the diamond structures 115 that has the multi-angle cutting on the cambered surface 113 of this leaded light post 110 and surperficial 114a, 114b, 114c or the 114d, be to be that example is illustrated in the present embodiment with round surperficial 114a, but not as limit, the multi-direction refraction or the reflection of the 115 pairs of light beams of diamond structures by the cutting of this multi-angle are to increase the brightness of side.

This illuminator 120 is for example and without limitation to light emitting diode, and be preferably surface adhesion type (SMD) light emitting diode, be to be that example is illustrated with the surface adhesion type light-emitting diode in the present embodiment, but not as limit, it is to place on this printed circuit board (PCB) 100 and to be positioned at this leaded light post 110 other, and the light that it sent can or reflect away via these leaded light post 110 refractions.The quantity of this illuminator 120 can optionally be adjusted, and is to be that example is illustrated with three in the present embodiment, but not as limit, and three illuminators 120 are placed in around this leaded light post 110 with equal angles, so that the visible beam of each angle is comparatively average.

As shown in Figure 4, the operating principle of light guide structure of the present utility model is: when additional power source is sent to three illuminators 120 via printed circuit board (PCB) 100, this illuminator 120 is promptly upwards launched light beam separately, via the cambered surface 113 of leaded light post 110 and refraction or the reflection of surperficial 114a, 114b, 114c or 114d, segment beam directed side all directions are penetrated, to increase the brightness of side.

In addition; as shown in Figure 5; be elements such as protection printed circuit board (PCB) 100, leaded light post 110 and illuminator 120; light guide structure of the present utility model further has a lamp socket 130 and a lampshade 140; wherein this lamp socket 130 can supply these printed circuit board (PCB) 100 fixings, and 140 on this lampshade is egg type and such as but not limited to made by transparent plastic, can be covered on this printed circuit board (PCB) 100 and the lamp socket 130; except that can appearing, also can reach the purpose of this light guide structure of protection for light.

So via enforcement of the present utility model, it uses transparent or semitransparent leaded light post, and at least one light emitting diode placed around this leaded light post, by this leaded light post with anaclasis or reflect away, to increase the light guide structure of lateral emitting effect.

What the utility model disclosed is preferred embodiment, such as Ju Bu change or modification and come from technological thought of the present utility model and be have the knack of this skill the people was easy to know by inference, all do not take off patent right category of the present utility model.

Claims

1. light guide structure is characterized in that comprising:

One printed circuit board (PCB) is in order to the carrying following elements;

One leaded light post is immobilizated on this printed circuit board (PCB);

At least one illuminator places on this printed circuit board (PCB) and is positioned at by this leaded light post, and the light that it sent is via this leaded light post refraction or reflect away.

2. light guide structure as claimed in claim 1 is characterized in that this leaded light post places the centre of this printed circuit board (PCB).

3. light guide structure as claimed in claim 1 is characterized in that, this leaded light post is transparent or semitransparent, and has a screw bottom it, and there is thread screw inside, so that can be locked on this printed circuit board (PCB) by a screw.

4. light guide structure as claimed in claim 1 is characterized in that, the cylinder of this leaded light post is cylinder or polygonal column, and the two ends in its stage casing respectively have a flaring cambered surface, has a top on this flaring cambered surface.

5. light guide structure as claimed in claim 4 is characterized in that, this top is that a plane is cut on one pyramidal, pyramidal and its top, cylindric or cylindric and its top has a plurality of cutting angles.

6. light guide structure as claimed in claim 5 is characterized in that, this flaring cambered surface and top surface further have the diamond structures of multi-angle cutting, for the multi-angle refraction or the reflection of light.

7. light guide structure as claimed in claim 1 is characterized in that, the quantity of this illuminator is three, and with equal angles be placed in this leaded light post around.

8. light guide structure as claimed in claim 1 is characterized in that, this illuminator is a light emitting diode.

9. light guide structure as claimed in claim 1 is characterized in that, also has a lamp socket and a lampshade, and wherein this lamp socket is for this printed circuit board (PCB) fixing, and this lampshade then is covered on this printed circuit board (PCB) and the lamp socket.