JP3162954U - Light emitting module - Google Patents

Abstract

[PROBLEMS] The present invention is attached to the back of an automobile logo, and the brightness of the light is uniform, so that the alignment of the automobile logo is clear, and the texture of the automobile logo and the discrimination at night can be improved. A light emitting module is provided. A light guide member made of a transparent material having a light guide function, and a light emitting member that emits light toward the light guide member. The light emitting member is a circuit board having the same shape as the inner frame of the identification logo, and a plurality of LED light emitters are provided on the side of the light emitting member facing the light guiding member. A plate having the same shape and no holes, and a plurality of refractive grooves are recessed at positions corresponding to the LED light emitters on the back surface of the light guide member, corresponding to the frame edge of the identification logo on the light guide member. The second refracting portion is recessed at the position. [Selection] Figure 1

Description

The present invention relates to a light emitting module mounted on the back of an automobile logo, and in particular, since the brightness of the light is uniform, the alignment of the automobile logo becomes clear, which can improve the texture of the automobile logo and the degree of discrimination at night. It relates to a possible light emitting module.

Taiwan Patent No. 9821515906 “Luminescent Car Logo and Its Light Emitting Module” disclosed on March 21, 2010 is formed by connecting a light emitting module having the same shape to the back of a car logo body. The light emitting module is made of a transparent material having a light guiding function and has a light guide base that has the same shape as the automobile logo body. A housing groove is formed in the housing groove in accordance with the shape, and a plurality of LED lights are emitted in the housing groove. Contained circuit boards are housed, and on the outside, conical light diffusion grooves that refract and enhance the light emission effect are recessed facing each LED light emitter, and also correspond to the shape of the light guide base The front lid is connected, thereby providing a sealed light emitting module structure with a waterproof effect and can be mounted between the automobile logo and the vehicle body. And each LED light-emitting body light-emits and it projects on the light guide base, The effect that the linear shape of a motor vehicle logo light-emits is acquired.

Taiwan Patent No. 9821515906 Specification

In the above-described automobile logo light emitting module, the light becomes non-uniform due to the plurality of diffusion grooves provided at intervals, so that the linearity of the automobile logo is not clear and the texture is problematic. Therefore, the present invention is attached to the back of the automobile logo, and the brightness of the light is uniform, so the alignment of the automobile logo is clear, and the light emission that can enhance the texture of the automobile logo and nighttime discrimination The purpose is to provide modules.

The light emitting module according to the present invention includes a light guide member made of a transparent material having a light guide function and a light emitting member that emits light toward the light guide member while being attached to the back of the identification logo. The light emitting member is a circuit board having the same shape as the inner frame of the identification logo, and on the side facing the light guide member in the light emitting member, a plurality of LED light emitters are provided,
The light guide member is a plate having no hole with the same shape as the outer shape of the identification logo, and a plurality of refractive grooves are recessed at positions corresponding to the LED light emitters on the back surface of the light guide member. A second refracting portion is recessed at a position corresponding to the frame edge of the identification logo on the member.

It is the disassembled perspective view which showed the structure of Example 1 of this invention. It is sectional drawing which showed a part of Example 1 of this invention. It is explanatory drawing which showed the refraction | bending of the light guide member of Example 1 of this invention. It is the disassembled perspective view which showed the structure of Example 2 of this invention. It is explanatory drawing which showed the refraction | bending of the light guide member of Example 2 of this invention. It is explanatory drawing which showed the state which this invention is light-emitting.

Example 1
As shown in FIGS. 1 and 2, the light emitting module according to the present invention is provided on the back surface of the identification logo 30 and includes a light emitting member 10 and a light guide member 20.

The light emitting member 10 is a circuit board having the same shape as the inner frame of the identification logo 30, and a plurality of LED light emitters 11 are provided on the light emitting member 10 on the side facing the light guide member 20.

The light guide member 20 is made of a transparent material having a light guide function, and is a plate having no hole with the same shape as the outer shape of the identification logo 30. A position limiting groove 21 for fitting the light emitting member 10 is recessed on the surface of the light guide member 20, and a conical refraction groove 22 is provided at a position corresponding to each LED light emitter 11 on the back surface of the light guide member 20. Is recessed. In addition, second refracting portions 23 and 23 ′ are provided at positions corresponding to the frame edges of the identification logo 30 on the light guide member 20 and the outer periphery of the light guide member 20. The second refracting portion 23 corresponding to the frame edge of the identification logo 30 forms a V-shaped concave groove having an atomizing surface, and the outer peripheral second refracting portion 23 'forms an inclined surface having an atomizing surface. .

The light emitting module having the above-described structure is used by coupling one side of the light emitting member 10 to the back surface of the identification logo 30. The identification logo 30 is made of a non-translucent material and has a logo structure with an appropriate design. The identification logo 30 is attached to a fixed back frame 31 having the same outer shape and attached to the vehicle body, thereby providing an identification logo having a luminous effect. Become. Further, when a connected drive control box (not shown) is coupled to and energized with various circuits (mini lamp, tail lamp, brake lamp, etc.) of the vehicle body, various light emission modes can be switched. The surface of the fixed back frame 31 is provided with a lining portion 32 that is a color printed plate or, as indicated by an arrow, a hole of an identification logo 30 on the surface of the fixed back frame 31 is provided. A lining portion 32 'is formed by printing and coloring at a position corresponding to the shape.

FIG. 3 is an explanatory diagram showing the refraction of the light guide member according to the first embodiment of the present invention. The light emitted from the LED light emitter 11 of the light emitting member 10 is refracted radially outward as shown in the upper diagram of FIG. 3 by the conical refraction groove 22 provided on the back surface of the light guide member 20. After that, as indicated by the arrow in the lower diagram of FIG. 3, the groove formed at the position corresponding to the frame edge of the identification logo 30 in the light guide member 20 and the second refracting portion of the outer peripheral inclined surface Refracted again by 23, 23 '. The light is refracted around the inner and outer contours of the identification logo 30 and emits light with a clear and uniform line. Further, as shown in FIG. 6, the second refracting portion 23 can be provided only at a position corresponding to the frame edge of the identification logo in the light guide member 20, and in this case, the light is refracted around the inner contour of the identification logo 30. Then, it emits light in a clear and uniform line.

(Example 2)
FIG. 4 is an exploded perspective view showing the configuration of the second embodiment of the present invention. The second embodiment of the present invention includes a light guide member 41 and a light emitting member 42. The light guide member 41 is a plate made of a transparent material having a light guide function and having a hole having the same shape as the identification logo 30. Peripheral convex edges 411 are projected at positions corresponding to the frame edges of the identification logo 30 on the light guide member 41 and the outer periphery, and the peripheral convex edges 411 form a position limiting groove 412. Both sides of the peripheral convex edge 411 form a second refracting portion 414 having an inclined surface having an atomizing surface. A plurality of conical refracting grooves 413 are provided on the back surface of the light guide member 41. The light emitting member 42 is a circuit board that is slightly smaller than the shape of the light guide member 41, and a plurality of LED light emitters 421 are provided at positions corresponding to the refractive grooves 413 of the light guide member 41 in the light emitting member 42. A front lid 43 is placed in the groove 412. The front lid 43 and the light guide member 41 are connected by an ultrasonic wave, an adhesive, or other coupling method, and a waterproof effect is generated. Further, the inclined refracting surface of each second refracting portion 414 forms an atomized surface.

FIG. 5 is an explanatory view showing the refraction of the light guide member of Example 2 of the present invention. The light emitted from the LED light emitter 421 of the light emitting member 42 is refracted radially outward as shown in the upper diagram of FIG. 5 by the conical refraction groove 413 provided on the back surface of the light guide member 41. Furthermore, as indicated by the arrows in the lower diagram of FIG. 5, the second refracting portions 414 of the two inclined surfaces of the peripheral convex edge 411 corresponding to the inner contour and the outer contour of the identification logo 30 in the light guide member 41 again. As shown by the arrows in the lower diagram of FIG. 5, the light is emitted in a clear and uniform line around the inner and outer contours of the identification logo 30.

10, 42 Light emitting member
11, 421 LED luminous body 20, 41 Light guide member
21, 412 Position limiting groove 22, 413 Refraction groove
23, 23 ', 414 Second refraction part 30 Identification logo
31 Fixed back frames 32, 32 'Lining
411 Peripheral convex edge 43 Front lid

Claims (7)

In the light emitting module attached to the back of the identification logo,
The light emitting module includes a light guide member made of a transparent material having a light guide function, and a light emitting member that emits light toward the light guide member.
The light emitting member is a circuit board having the same shape as the inner frame of the identification logo, and on the side facing the light guide member in the light emitting member, a plurality of LED light emitters are provided,
The light guide member is a plate having no hole with the same shape as the outer shape of the identification logo, and a plurality of refractive grooves are recessed at positions corresponding to the LED light emitters on the back surface of the light guide member. A light emitting module, wherein a second refracting portion is recessed at a position corresponding to a frame edge of an identification logo on a member. The plurality of refracting grooves are conical, and the second refracting portion corresponding to the frame edge of the identification logo in the light guide member forms a V-shaped groove having an atomized surface, and the outer periphery of the light guide member The light-emitting module according to claim 1, further comprising an inclined second refracting portion having an atomizing surface. On the back surface of the light guide member, a lining part that is a plate having the same outer shape as the light guide member and a color printed thereon, and a fixed back frame fixed to the vehicle body are provided in order, The light emitting module according to claim 1 or 2. A fixed back frame fixed to the vehicle body is connected to the back surface of the light guide member, and a color is printed directly on the surface of the fixed back frame at a position corresponding to a shape having an identification logo hole. The light emitting module according to claim 1, wherein a lining portion is formed. In the light emitting module attached to the back of the identification logo,
The light emitting module includes a light guide member made of a transparent material having a light guide function, and a light emitting member that emits light toward the light guide member.
The light emitting member is a circuit board with a hole having the same shape as the identification logo, and on the side facing the light guide member in the light emitting member, a plurality of LED light emitters are provided,
The light guide member is a thin plate with a hole having the same shape as the identification logo, and a plurality of refractive grooves are recessed at positions corresponding to the LED light emitters on the back surface of the light guide member. A light emitting module, wherein a second refracting portion is recessed at a position corresponding to a frame edge of a logo. A second refracting portion is provided on the outer periphery of the light guide member, and the position corresponding to the frame edge of the identification logo on the light guide member and the second refracting portion on the outer periphery of the light guide member both have an atomized surface. The light emitting module according to claim 5, wherein an inclined surface is formed. Peripheral convex edges project from the position corresponding to the frame edge of the identification logo on the light guide member and the outer periphery of the light guide member. The peripheral convex edge forms a position limiting groove, and the front of the position limiting groove is the front. The lid is covered to form a sealed case, and the second refraction of the inclined surface is formed at the position corresponding to the frame edge of the identification logo on the light guide member and the peripheral convex edge on the outer periphery of the light guide member. The light emitting module according to claim 5, wherein a light emitting module is provided.

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