KR100690188B1 - Illuminating system of car audio - Google Patents

Abstract

An illuminating device of a car audio is provided to allow light to be irradiated on a central part or both side parts of a front panel of the car audio through a light diffusion member using prism properties, thereby obtaining recognition for an outer part of the front panel as well as a decorative effect. A light diffusion member comprises as follows. The first diffusion frame(51) is a transparent material, and is equipped with the first and second curved surfaces. The first reflected surface(52) is disposed on one end of the first curved surface, and reflects light generated from an additional lamp. The first prism unit(53) converts the light reflected from the first reflected surface(52) to the entire first diffusion frame(51), to reflect the converted light to the second curved surface. The second curved surface is equipped, on the surface, with the first etching layer for diffusively reflecting the light reflected through the first prism unit(53) to a slot hole.

Description

Lighting system of car audio {Illuminating system of car audio}

1 is a perspective view showing the structure of a light diffusing member according to a first embodiment of the present invention.

Figure 2 is an exploded perspective view for coupling the light diffusion member and the car audio front panel in a first embodiment of the present invention.

3 is a front view of a car audio front panel according to a first embodiment of the present invention.

Figure 4 is a plan view showing a coupling state of the light diffusion member and the car audio front panel in a first embodiment of the present invention.

5 is a cross-sectional view showing a coupling structure of a car audio front panel and a light diffusing member as a first embodiment of the present invention.

Figure 6 is a perspective view showing the structure of a light diffusing member in a second embodiment of the present invention.

Figure 7 is an exploded perspective view for coupling the light diffusing member and the car audio front panel in a second embodiment of the present invention.

Figure 8 is a plan view showing a coupling state of the light diffusion member and the car audio front panel in a second embodiment of the present invention.

9 is a cross-sectional view showing a coupling structure of a car audio front panel and a light diffusing member as a second embodiment of the present invention.

* Description of the symbols for the main parts of the drawings *

One ; Button 2; Display window

10; Car audio front panel 11; Boss

20; Slot hole 30; Transmission window

40; Additional lamp 51; First Diffusion Frame

51a; Through-hole 51b; flange

51c; Subframe 51d; Wedge

51e; First etching layer 52; First reflective surface

53; A first prism portion 101; Crevice

110; Second diffusion frame 111; Fitting hole

112; Slot groove 113; Snapping

114; Second etching layer 115; Light shield

121,122; Second and third reflective surfaces 131 and 132; 2nd, 3rd prism part

The present invention relates to a device for providing additional lighting to a car audio, and more particularly to a lighting device of a car audio that provides a decorative effect to the front of the car audio panel using a single lamp.

As is well known, a car car audio is installed in an instrument panel provided next to a driver's seat to provide a convenience for passengers in the interior of a vehicle by playing a recording such as tape or CD or receiving a radio.

The car audio includes a plurality of buttons protruding to be easily pressed by a driver or an assistant driver, and a display window indicating an operation state of the audio. When the car audio is dark, the buttons and the display window are irradiated with light so that the user can identify them. An illumination device (lamp) is arranged behind the button and the display window.

However, in conventional car audio, the lighting device located behind the button and the display window merely emits light through the button and the display window, and adds an additional effect of identifying and decorating the outer portion of the car audio front panel. It did not provide lighting.

Accordingly, in the related art, a user purchases and installs a separate lamp. In the case of such a lamp, since the installation is made outside the car audio panel and power is supplied through the cigar jack, the external exposure type is provided. As a result, there is a high risk of damage, and the economic burden such as the need to separately provide a multi-socket when supplying power through a cigar jack.

Therefore, the present invention has been made to solve the above-mentioned conventional problems, as well as to create a secondary effect of the identification and decoration of the outer portion of the car audio front panel, as well as the purchase and installation of conventional external lamps It is an object of the present invention to provide a car audio lighting device that improves the problems caused by the.

Car audio lighting device for achieving the above object,

In the front of the car audio panel is provided with a plurality of buttons and display windows, the lighting lamp is arranged behind the buttons and display windows,

A slot hole provided in the car audio front panel;

A transmission window covering an outer portion of the slot hole;

A light diffusing member positioned inside the slot hole; And,

An additional lamp fixed to one end of the light diffusing member to emit light; Characterized in that comprises a configuration.

According to another aspect, the slot hole is characterized in that formed on both side edge portions of the car audio front panel.

According to yet another aspect, the transmission window is characterized in that the translucent window.

According to another aspect, the light diffusion member,

A first diffusion frame having first and second curved surfaces as a transparent material;

A first reflective surface provided at one end of the first curved surface to reflect light generated from the additional lamp;

A first prism part provided on the first curved surface at a predetermined interval, and converting the light reflected from the first reflective surface into the entire first diffusion frame to reflect the second curved surface; Characterized in that comprises a configuration.

According to yet another aspect, the second curved surface is

And forming a first etching layer on the surface for diffusely reflecting light reflected through the first prism portion into the slot hole.

According to another aspect, the width of the second curved surface is configured to be wider in the direction in which the additional lamp is located, and the width thereof becomes narrower as it is closer to the direction in which the additional lamp is not located. It is characterized in that the configuration larger than the curved processing angle of.

According to another aspect, the first prism portion is characterized in that the pattern length is configured to be smaller than the pattern length of the first etching layer provided on the surface of the second curved surface.

According to another aspect,

In order to prevent the flow of the first diffusion frame from the inside of the car audio front panel, a plurality of flanges are provided on the side of the first diffusion frame provided with a through hole of the fastening means (for example, screw),

An inner edge of the car audio front panel is characterized by forming a boss corresponding to the flange.

According to another aspect, the first diffusion frame,

The sub-frame is extended to the other end in the longitudinal direction to prevent the flow from the inside of the car audio front panel, the sub-frame is characterized in that the wedge-shaped protrusions that can be fitted to the car audio front panel.

According to yet another aspect, the slot hole is characterized in that the gap formed between the button and the display window.

According to yet another aspect, the light diffusing member is characterized in that the additional lamps are arranged at both ends and configured in a left-right symmetrical centering around the center line to diffuse the light of the additional lamp to the outside through the gap.

According to another aspect, a slot groove portion having insertion holes provided at both ends is formed at an inner portion of the car audio front panel in which the gap portion of the car audio front panel is fitted.

According to yet another aspect, the light diffusing member of the left-right symmetry type,

A second diffusion frame having a third and fourth curved surfaces divided into left and right symmetry and a fifth curved line exceeding the entire length of the third and fourth curved surfaces as a transparent material;

Second and third reflective surfaces provided at one end of the third and fourth curved surfaces;

Second and third prism portions provided on the third and fourth curved surfaces at predetermined intervals to diffuse light reflected from the second and third reflective surfaces to the entire second diffusion frame to reflect the fifth curved surface; Characterized in that comprises a configuration.

According to another aspect, the one end of the third, fourth curved surface is characterized in that each of the fitting projections are fitted in the fitting holes provided on both ends of the slot groove portion provided on the inside of the car audio front panel.

According to another aspect of the present invention, the fifth curved surface is characterized by forming a second etching layer on the surface for diffuse reflection of light reflected through the second and third prism portions into the gap portion.

According to another aspect, a light blocking film is formed at a center point where the third and fourth curved surfaces meet to prevent mutual interference of light reflected by the second and third prism portions.

According to another aspect, the width is narrower at the center point where the third and fourth curved surfaces meet, and the curved processing angle of the third and fourth curved surfaces is symmetric such that the width becomes wider as the distance from the center point is increased. In this state, it is characterized in that the configuration larger than the curve processing angle of the fifth curved surface.

According to another aspect, the second and third prism portions are characterized in that the overall pattern length is configured to be smaller than the pattern length of the second etching layer provided on the surface of the fifth curved surface.

Hereinafter, a first embodiment of the present invention will be described with reference to the accompanying drawings.

1 is a perspective view showing a structure of a light diffusing member according to a first embodiment of the present invention, FIG. 2 is an exploded perspective view for coupling a light diffusing member and a car audio front panel according to a first embodiment of the present invention. Is a front view of a car audio front panel according to a first embodiment of the present invention.

4 is a plan view schematically showing a coupling state of a light diffusion member and a car audio front panel in a first embodiment of the present invention, and FIG. 5 is a coupling structure of a car audio front panel and light diffusion member in a first embodiment of the present invention. It is a cross section shown.

As shown in FIGS. 1 to 5, the lighting apparatus of the car audio, which is the first embodiment of the present invention, includes a car audio front panel 10, a slot hole 20, a transmission window 30, a light diffusion member, and an additional lamp. And 40.

The car audio front panel 10 includes a plurality of buttons 1 and a display window 2, and an illumination lamp (not shown) is arranged at the rear of the button 1 and the display window. On the inner edge of the) is provided in a plurality of bosses (11).

The slot hole 20 is provided to have a length in the longitudinal direction on both sides of the edge of the front panel 10, which is to transmit the light diffused by the light diffusion member to the outside.

The transmission window 30 is coupled to an outer portion of the slot hole 20, that is, an outer edge of the front panel 10, and covers the slot hole 20, and through the slot hole 20. It is composed of translucent windows so that the decorative light can be provided through the transmitted light.

The light diffusing member is coupled to the inner side of the slot hole 20, that is, both edge portions of the front panel 10, and includes a first diffusion frame 51, a first reflecting surface 52, and a first prism part. (53).

The first diffusion frame 51 has a structure formed of a transparent material so that light can be diffused, and the first and second curved surfaces S1 and S2 are provided.

A first prism portion 53 is formed on the first curved surface S1, and the first curved surface S1 is configured to be smaller than the curved processing angle of the second curved surface S2. As a result, the first and second curved surfaces S1 and S2 are configured to have a wide width in the direction in which the additional lamps 40 are located, and the width thereof is closer to the direction in which the additional lamps 40 are not located. This narrowing shape is achieved.

On the side of the first diffusion frame 51, a plurality of through holes 51a of the fastening means (for example, screws) are provided to prevent the flow of the first diffusion frame 51 from the inside of the car audio front panel 10. Two flanges 51b are formed, and the flanges 51b correspond to the boss portion 11 formed at the inner edge of the car audio front panel 10.

In addition, the first diffusion frame 51 has a subframe 51c extending to the other end in the longitudinal direction, and the wedge-shaped protrusion which can be fitted to the front panel 10 to the extended subframe 51c. 51d is formed to prevent the first diffusion frame 51 from flowing inside the car audio front panel 10.

The second curved surface S2 includes a first etching layer 51e for diffusely reflecting the light reflected through the first prism portion 53 into the slot hole 20 on the surface thereof.

The first reflective surface 52 is provided at one end of the first curved surface S1, and is configured to reflect light generated from the additional lamp 40 to the first diffusion frame 51.

The first prism portion 53 is for converting the light reflected from the first reflecting surface 52 into the entire first diffusion frame 51 and maintains a pattern having a constant sawtooth shape. It is provided at a predetermined interval on one curved surface S1.

In this case, the first prism portion 53 is configured such that the sawtooth pattern length is smaller than the length of the first etching layer 51e provided on the surface of the second curved surface S2, which reflects This is to distribute the spreading range of the light more widely.

The additional lamp 40 is matched 1: 1 with the first diffusion frame 51 included in the light diffusion member, and the first reflection surface 52 provided at one end of the first diffusion frame 51. It is installed to be close to the light is to emit the light to the first reflecting surface (52).

Here, the additional lamp 40 is supplied with power through the vehicle battery, and the switch for on / off is conventional, and is preferably provided in the front panel 10 of the car audio, but the button of the car audio ( 1) and the lighting lamp of the display window 2 together with the on / off may be configured to be made at the same time, not shown in one embodiment of the present invention.

Referring to Figures 1 to 5 attached to the operation of the first embodiment of the present invention configured as described above are as follows.

First, when the user operates the car audio system while driving at night, the lighting lamp provided at the rear of the front panel 10 of the car audio is turned on at the same time as the car audio system is operated to illuminate the button 1 and the display window 2. Will be provided.

At this time, when the operation of the car audio system or the switch operation of the user is made, the light emitted from the additional lamp 40 when the additional lamp 40 provided on both edges of the front panel 10 is made to emit light. After being reflected through the first reflective surface 52 of the first diffusion frame 51 is guided to the first prism portion 53 in which the sawtooth pattern is continuously formed on the first curved surface (S1).

Then, the first prism part 53 transmits the light to the other end of the first diffusion frame 51 through the sawtooth pattern.

At this time, when the light reflected from one end of the first diffusion frame 51 is transmitted to the other end as described above, the light from the structural characteristics of the first diffusion frame 51, that is, the characteristics of the transparent material Is diffused to the entire second curved surface S2 of the first diffusion frame 51 and guided to the slot hole 20 formed at both edge portions of the car audio front panel 10.

Then, the light passing through the slot hole 20 passes through the transmission window 30 which is a translucent window and then diffuses to the outside of the car audio front panel 10, thereby allowing both sides of the outside of the car audio front panel 10 to pass through. From the illumination from the car audio front panel 10 will be able to create an additional effect of decoration as well as its identification.

Meanwhile, FIGS. 6 to 10 are second embodiments of the present invention, which do not provide a separate slot hole, and the car audio front panel 10 is provided through a gap provided between the button 1 and the display window 2. In order to provide an additional decorative lighting of the same parts as in the first embodiment of the present invention are denoted by the same reference numerals.

That is, in the second embodiment of the present invention, Figure 6 is a perspective view showing the structure of the light diffusing member, Figure 7 is an exploded perspective view for coupling the light diffusing member and the car audio front panel, Figure 8 is a light diffusing member And a plan view schematically illustrating a coupling state of a car audio front panel, and FIG. 9 is a cross-sectional view illustrating a coupling structure of a car audio front panel and a light diffusion member.

6 to 9, the light diffusing member is configured to display a decorative light through a gap 101 between the button 1 of the car audio front panel 10 and the display window 2. The additional lamps 40 are disposed at both ends, respectively, and the left and right symmetric types are formed around the center line to diffuse the light of the additional lamps 40 through the gap portion 101.

That is, the left-right symmetric light diffusing member includes a second diffusion frame 110, second and third reflection surfaces 121 and 122, and second and third prism portions 131 and 132,

The second diffusion frame 110 is a transparent material that exceeds the total length of the third and fourth curved surface (S3) (S4) and the third, fourth curved surface (S3) (S4) divided in left and right symmetry The fifth curved line S5 is provided.

At this time, the second diffusion frame 110 to be fixed in the form of fitting, so as to form a rectangular slot groove portion 112 provided with fitting holes 111 at both ends of the inside of the car audio front panel 10. It was.

The second and third reflective surfaces 121 and 122 may be provided at one end of the third and fourth curved surfaces S3 and S4, respectively, and the second and third reflective surfaces 121 and 122 may emit lights of the additional lamps 40 arranged thereon. It is configured to reflect to the diffusion frame 110.

The second and third prism parts 131 and 132 diffuse the light reflected from the second and third reflection surfaces 121 and 122 to the entire second diffusion frame 110, and have a sawtooth pattern. It is formed continuously.

Here, one end of the third and fourth curved surfaces S3 and S4 is fitted to the fitting holes 111 provided at both ends of the slot groove 112 provided inside the car audio front panel 10. 113 is formed.

A second etching layer 114 is formed on the fifth curved surface S5 for diffusely reflecting light reflected through the second and third prism portions 131 and 132 into the gap portion 101. At the center where the third and fourth curved surfaces S3 and S4 meet, a light blocking film 115 for preventing mutual interference of light reflected by the second and third prism parts 131 and 132 is provided. Configure.

In this case, the curved processing angles of the third and fourth curved surfaces S3 and S4 are symmetrical, and the third and fourth curved surfaces S3 and S4 symmetrical to each other are formed of the fifth curved surface S5. The center point where the third and fourth curved surfaces S3 and S4 meet is narrower in width, and the width becomes wider as the distance from the center point increases.

In addition, the second and third prism portions 131 and 132 are configured such that the length of the entire serrated pattern is smaller than the pattern length of the second etching layer 114 provided on the surface of the fifth curved surface S5. This is to spread out the diffuse range of the reflected light.

In the second embodiment of the present invention configured as described above, as shown in FIGS. 6 to 9, when the user operates the car audio system while driving at night, the front panel 10 of the car audio simultaneously with the operation of the car audio system. An illumination lamp provided at the rear is turned on to provide illumination of the button 1 and the display window 2.

At this time, when the operation of the car audio system or the switch operation of the user is made, the light emitted from the additional lamp 40 when the light of the additional lamp 40 provided at both edges in the front panel 10 is made. After the second and third reflective surfaces 121 and 122 of the second diffusion frame 110 are reflected, the second and third serrated patterns are continuously formed on the third and fourth curved surfaces S3 and S4. Guided to the prism portion (131, 132).

Then, the second and third prism parts 131 and 132 transmit the light to the light blocking film 115 positioned at the center of the second diffusion frame 110 through the sawtooth pattern.

At this time, when the light reflected from one end of the second diffusion frame 110 is transmitted to the light blocking film 115 as described above, the structural characteristics of the second diffusion frame 110, that is, the characteristics of the transparent material The light is diffused from the fifth curved surface S5 of the second diffusion frame 110 to the gap 101 formed between the button 1 and the display window 2 of the car audio front panel 10. You are guided to.

Then, the light passing through the gap 101 is diffused to the outside of the car audio front panel 10, so that the car audio front panel 10 can obtain an additional effect of decoration with its discrimination. Will be.

On the other hand, in the third embodiment of the present invention, the first and second diffusion frames 51 and 110 included in the light diffusion member may be simultaneously applied to the inside of the car audio front panel 10. Discrimination and decorative effects on the car audio front panel 10 can be more large, and the same and the same as the first and second embodiments of the present invention will be omitted.

As described above, the car audio lighting apparatus of the present invention allows the light to be irradiated to both side portions or the center portion of the front surface of the car audio through the light diffusing member using the prism feature, so that the identification and decoration of the outer portion of the front panel can be achieved. As well as the side effect can be obtained, it is possible to create the effect of improving the problems associated with the purchase and installation of conventional external lamps.

The present invention is not limited to the above-described specific preferred embodiments, and various modifications can be made by any person having ordinary skill in the art without departing from the gist of the present invention claimed in the claims. Of course, such changes will fall within the scope of the claims.

Claims (20)

In the front of the car audio panel is provided with a plurality of buttons and display windows, the lighting lamp is arranged behind the buttons and display windows, A slot hole is formed at both side portions of the front surface of the car audio, and an outer portion of the slot hole is covered by a transmission window, and a light diffusing member and an additional lamp for emitting light are placed at the inner portion of the slot hole. , The light diffusion member includes a first diffusion frame having first and second curved surfaces as a transparent material; A first reflective surface provided at one end of the first curved surface to reflect light generated from the additional lamp; It is provided to the first curved surface at a predetermined interval, and comprises a first prism portion for converting the light reflected from the first reflective surface to the second curved surface in terms of the entire first diffusion frame, And the second curved surface forms a first etching layer on the surface thereof to diffusely reflect the light reflected through the first prism portion into the slot hole. delete delete delete delete The curved angle of the second curved surface of claim 1, wherein the width of the second curved surface is narrower as the width of the second curved surface becomes closer to the direction in which the additional lamp is not located. Car audio lighting device, characterized in that the configuration larger than the curved angle. The apparatus of claim 1, wherein the first prism portion has a pattern length smaller than the pattern length of the first etching layer provided on the surface of the second curved surface. The method of claim 1, In order to prevent the flow of the first diffusion frame from the inside of the car audio front panel, a plurality of flanges are provided on the side of the first diffusion frame provided with a through hole of the fastening means (for example, screw), Car audio lighting device, characterized in that the boss portion corresponding to the flange formed on the inner edge of the car audio front panel. The method of claim 1, wherein the first diffusion frame, The sub-frame is extended to the other end in the longitudinal direction to prevent its flow from the inside of the car audio front panel, wherein the sub-frame is formed with a wedge-shaped protrusion which can be fitted to the car audio front panel Audio lighting device. In the front of the car audio panel is provided with a plurality of buttons and display windows, the lighting lamp is arranged behind the buttons and display windows, A gap is formed between the button and the display window, and on the inner side of the front panel in which the gap is formed, a light diffusing member having a left-right symmetry type and an additional lamp emitting light, The left and right symmetric light diffusing members may include a second diffusion frame provided with a third and fourth curved surfaces divided into left and right symmetry and a fifth curved line exceeding the entire length of the third and fourth curved surfaces as a transparent material; Second and third reflective surfaces provided at one end of the third and fourth curved surfaces; Second and third prism portions provided on the third and fourth curved surfaces at predetermined intervals to diffuse light reflected from the second and third reflective surfaces to the entire second diffusion frame to reflect the fifth curved surface; And including And a light shielding film for preventing mutual interference of light reflected by the second and third prism parts at a center point where the third and fourth curved surfaces meet. The car audio lighting device according to claim 10, wherein a slot groove part having a fitting hole is formed at both ends of the car audio front panel so that the left and right symmetric light diffusing members are fitted to each other. delete The car audio of claim 10, wherein the one end of each of the third and fourth curved surfaces is formed with fitting protrusions fitted into fitting holes provided at both ends of the slot grooves provided inside the front surface of the car audio. Lighting equipment. 11. The apparatus of claim 10, wherein the fifth curved surface forms a second etching layer on the surface for diffusely reflecting light reflected through the second and third prism portions into the gap portion. delete delete 15. The apparatus according to claim 14, wherein the second and third prism portions have a total pattern length smaller than the pattern length of the second etching layer provided on the surface of the fifth curved surface. delete delete delete

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