CN2773839Y - Demonstrator of household electrical appliances - Google Patents

Abstract

The utility model relates to a demonstrator of household electrical appliances, which comprises a light conducting panel (1) and an electric light source (3) whose light rays can irradiate the light conducting panel (1), wherein the inner side of the light conducting panel (1) is provided with raised grains (2) which have the function of diffuse reflection to light, the light conducting panel (1) is a transparent or semitransparent light conducting panel, and the electric light source (3) has a single color, or two colors, or more than two colors. Because the raised grains etched on the inner side of the light conducting panel have the function of diffuse reflection to the light, the utility model has uniform and soft demonstrating effects; the irradiation of the electric light source with a signal color or multiple colors can uniformly form a halation effect on the light conducting panel. Therefore, the utility model not only demonstrates multiple colors but also has stereoscopic sensation and autokinetic effect, and the flaring electric light source can not be directly seen to make the entirety beautiful. The utility model has the advantages of artful design, good performance, convenience and practicality.

Description

A display device for household appliances

1. Technical field:

The utility model relates to a display device of a household appliance, which belongs to the transformation technology of the display device used in the household appliance.

2. Background technology:

The display devices of existing household appliances are displayed by luminous LEDs, which emit light at the rear or side of the optical filter to display their status. The disadvantages of this display device are that the display is monotonous, lacks three-dimensional and dynamic sense, and the light-emitting LED can be directly seen from the filter, so as to affect the overall aesthetics of the display device.

3. Contents of the invention:

The purpose of this utility model is to consider the above problems and provide a display device for household appliances that not only makes the display colorful, but also has a three-dimensional and dynamic effect, and does not directly see the light-emitting electric light source.

The structure diagram of the utility model is shown in the accompanying drawings, including a light guide plate (1) and an electric light source (3) whose light can irradiate the light guide plate (1). Bump (2) for diffuse reflection.

The above-mentioned light guide plate (1) is a transparent or translucent light guide plate.

The above-mentioned concave-convex pattern (2) is directly etched on the inner side of the light guide plate (1) or an etched plate for forming the concave-convex pattern (2) is placed on the inner side of the light guide plate (1).

The above-mentioned electric light source (3) is installed behind the concave-convex pattern (2) provided on the light guide plate (1), or on the side of the light guide plate (1), or embedded in the light guide plate (1).

The above-mentioned electric light source (3) is installed on the side of the light guide plate (1), and the light guide plate (1) is equipped with a specular reflection sheet (5) on the other side where the electric light source is not installed.

On the concave-convex pattern (2) inside the above-mentioned light guide plate (1), icons or graphics (4) representing the operating status of the household appliances are also etched at some positions thereof.

The concave-convex pattern (2) on the inner side of the light guide plate (1) may be uniform dotted frosted pattern, corrugated pattern or multi-edge mesh pattern.

The above-mentioned electric light source (3) is an LED display device, a CCFL display device, and a VLED multi-color screen electric light source.

The above-mentioned electric light source (3) is a single-color or two-color or more than two-color electric light source.

The utility model adopts the structure of a light guide plate with concavo-convex patterns on the inner side that diffusely reflect light, and the electric light source that can irradiate the light guide plate can be a single-color or two-color or more than two-color electric light source. The concave-convex pattern of the erosion has a diffuse reflection effect on the light, so the display effect is uniform and soft; the single-color or multi-color electric light source can uniformly form a halo effect on the light guide plate. Therefore, the utility model is not only colorful, but also has a sense of three-dimensionality and dynamics, and does not directly see the light-emitting electric light source, so that the overall appearance is elegant. The utility model is a convenient and practical display device for household appliances with ingenious design and excellent performance.

4. Description of drawings:

Fig. 1 is the structural representation of the utility model embodiment 1;

Fig. 2 is the structural representation of the utility model embodiment 2;

Fig. 3 is a schematic structural view of Embodiment 3 of the present utility model.

5. Specific implementation methods:

Example 1:

The structure schematic diagram of the present invention is shown in Fig. 1, which is a schematic diagram of the electric light source installed behind the light guide plate, and a single diffuse reflection mesh structure is etched inside the light guide plate.

The utility model includes a light guide plate 1 and an electric light source 3 whose light can irradiate the light guide plate 1 . The inner side of the light guide plate 1 is provided with concave-convex patterns 2 that play a role of diffuse reflection on light. The above-mentioned light guide plate 1 is a transparent or translucent light guide plate. In this embodiment, the light guide plate 1 is a transparent light guide plate.

The above-mentioned concave-convex pattern 2 can be directly etched on the inner side of the light guide plate 1 or an etched plate for forming the concave-convex pattern 2 is placed on the inner side of the light guide plate 1 . For the convenience of processing and installation, in this embodiment, the above-mentioned concave-convex pattern 2 can be directly etched on the inner side of the light guide plate 1 .

The above-mentioned electric light source 3 is installed behind the concave-convex pattern 2 provided on the light guide plate 1 , or on the side of the light guide plate 1 , or embedded in the light guide plate 1 . In this embodiment, the above-mentioned electric light source 3 is installed behind the concave-convex pattern 2 provided on the light guide plate 1 .

The concave-convex pattern 2 on the inner side of the light guide plate 1 may be a uniform dotted frosted pattern, a corrugated pattern or a multi-edge mesh pattern. In this embodiment, the concavo-convex pattern 2 inside the light guide plate 1 is uniform dotted frosted pattern.

The above-mentioned electric light source 3 is an electric light source for an LED display device, a CCFL display device, or a VLED multi-color screen. The above-mentioned electric light source 3 is a single-color or two-color or more than two-color electric light source. In this embodiment, the electric light source 3 is a monochrome LED display device.

The utility model is installed on a household appliance. When the electric light source 3 is turned on, its light is irradiated on the light guide plate 1 through the etching concave-convex pattern 2 to produce a display effect.

Example 2:

The structure schematic diagram of the present utility model is shown in Figure 2, and its structure is the same as that of Embodiment 1, the difference is that the concave-convex pattern 2 on the inner side of the light guide plate 1 is also etched with icons or graphics representing the operating status of household appliances in its local position 4.

The utility model is installed on a household appliance. When the electric light source 3 is turned on, its light is irradiated on the light guide plate 1 through the etching concave-convex pattern 2, and a specific icon or graphic 4 is formed on the light guide plate 1 to represent the operation of the household appliance. Different icons for states. In this embodiment, the electric light source 3 can be a single-color electric light source, or a multi-color electric light source, and the operating state of the household appliance is indicated by the change of color.

Example 3:

The structure schematic diagram of the present utility model is shown in Figure 3, and its structure is the same as embodiment 1, and the difference is that the electric light source 3 is installed on the side of the light guide plate 1, and the light guide plate 1 is equipped with a mirror on the other side where the electric light source is not installed. Reflective sheet 5.

The utility model is installed on a household appliance. When the electric light source 3 is turned on, the light is reflected inside the light guide plate 1 by the mirror reflection sheet 5 on the other side of the light guide plate, which fully improves the utilization rate of the light source. Moreover, the effect of a backlight screen is produced on the light guide plate 1 through the diffuse reflection of the etched concave-convex pattern 2 . Provide decorative effects for the display part of the electric controller through this backlight screen. In this embodiment, the electric light source 3 can be a single-color electric light source, or a multi-color electric light source, and the operating state of the household appliance is indicated by the change of color.

The light guide plate 1 of the present utility model can adopt a display window independent from the panel of the household appliance, and be assembled with the panel during installation, which can improve the use of the light guide plate 1 in multiple household appliances. It is also possible to etch a part of the integrated household appliance panel to form a light guide display window, which is simple and convenient to assemble without additional display windows during installation.

Claims (9)

1. A display device for a household appliance, characterized in that it includes a light guide plate (1) and an electric light source (3) whose light can irradiate the light guide plate (1), and the inner side of the light guide plate (1) is provided with a light detector. Bump (2) to diffuse reflection. 2. The display device of a household appliance according to claim 1, characterized in that the light guide plate (1) is a transparent or translucent light guide plate. 3. The display device for household appliances according to claim 2, characterized in that the above-mentioned concave-convex pattern (2) is directly etched on the inner side of the light guide plate (1) or placed on the inner side of the light guide plate (1) to make concave-convex patterns. The etched plate of pattern (2). 4. The display device for household appliances according to claim 1, characterized in that the electric light source (3) is installed behind the concave-convex pattern (2) on the light guide plate (1), or on the side of the light guide plate (1), Or embedded in the light guide plate (1). 5. The display device for household appliances according to claim 4, characterized in that the electric light source (3) is installed on the side of the light guide plate (1), and the light guide plate (1) is equipped with a mirror on the other side where the electric light source is not installed Reflector (5). 6. The display device of a household appliance according to any one of claims 1 to 5, characterized in that the concave-convex pattern (2) inside the light guide plate (1) is also etched at its local position to represent the operating status of the household appliance. icon or graphic (4). 7. The display device of a household appliance according to claim 6, characterized in that the concave-convex pattern (2) on the inner side of the light guide plate (1) can be a uniform dotted frosted pattern, a corrugated pattern or a multi-edge mesh pattern. 8. The display device for household appliances according to claim 7, characterized in that the electric light source (3) is an LED display device, a CCFL display device, or a VLED multi-color screen electric light source. 9. The display device for household appliances according to claim 8, characterized in that the electric light source (3) is a single-color or two-color or more than two-color electric light source.

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