Flexible nixie tube backlight structure

Abstract

The utility model discloses a flexible nixie tube backlight structure, and relates to the technical field of flexible display. Comprising a flexible substrate, a plurality of RGB lamp beads evenly distributed on the flexible substrate, a plurality of LED lamp beads evenly distributed on the flexible substrate and a flexible light guide layer which covers the RGB lamp beads and can evenly disperse light emitted by the RGB lamp beads to a whole nixie tube display area, and golden fingers are arranged on the flexible substrate. The flexible nixie tube backlight structure provided by the utility model can improve the backlight uniformity and durability, and is suitable for flexible display requirements.

Description

Technical Field

[0001] The utility model relates to the technical field of flexible display, in particular to a flexible digital tube backlight structure. Background Art

[0002] Current status of related technologies in this field: With the advancement of science and technology, flexible display technology has received more and more attention. Traditional digital tubes cannot meet the needs of flexible displays. At present, although there are flexible display products on the market, they all use full backlight technology or full LED light screen display technology, and some are a combination of a large number of lamp beads, and additional IC control lights need to be added to control the display effect of the lamp beads. The overall control and production are complex, and there is still room for improvement in terms of uniformity, durability, display effect, etc. The existing flexible backlight solutions mostly use technologies such as LED light strips or light guide plates. This solution often has problems with uneven backlight when bent, poor display effect and durability, and a complex structure, while traditional rigid backlights cannot meet the needs of flexible displays. Utility Model Content

[0003] The purpose of the utility model is to provide a flexible digital tube backlight structure to solve the problems existing in the above-mentioned prior art and to improve the backlight uniformity and durability.

[0004] To achieve the above purpose, the utility model provides the following solutions:

[0005] The utility model provides a flexible digital tube backlight structure, comprising a flexible substrate, a plurality of RGB lamp beads evenly arranged on the flexible substrate, a plurality of LED lamp beads evenly arranged on the flexible substrate, and a flexible light-guiding layer covering the RGB lamp beads and capable of evenly dispersing the light emitted by the RGB lamp beads to the entire digital tube display area, wherein the flexible substrate is provided with gold fingers.

[0006] Preferably, the flexible substrate is an FPC board.

[0007] Preferably, the flexible light-guiding layer is made of light-transmitting material.

[0008] Preferably, two first monochromatic lamp groups are arranged on the flexible substrate, and the first monochromatic lamp groups include an LED lamp bead located at a central position and five LED lamp beads uniformly distributed circumferentially around the LED lamp bead at the central position.

[0009] Preferably, four RGB lamp beads are evenly arranged on the flexible substrate at one side of the first monochromatic lamp group.

[0010] Preferably, four RGB lamp beads are evenly arranged on the flexible substrate at the other side of the first monochromatic lamp group.

[0011] Preferably, a second monochromatic lamp group is arranged on the flexible substrate, the second monochromatic lamp group includes 18 LED lamp beads, and the LED lamp beads are arranged in a 1 shape or a sun shape.

[0012] Preferably, eight RGB lamp beads are evenly distributed on the flexible substrate around the second monochromatic lamp group.

[0013] Compared with the prior art, the utility model has achieved the following technical effects:

[0014] The flexible digital tube backlight structure provided by the utility model adopts a flexible substrate with high flexibility and durability, and RGB lamp beads are evenly distributed on the flexible substrate, thereby achieving the uniformity and stability of the backlight. At the same time, it is compatible with the needs of ordinary digital tubes, can display LED lighting effects, and is compatible with the combination of the two modes, which further improves the uniformity and display effect of the backlight at the application level. At the same time, it has the advantages of simple structure, low production cost, good backlight uniformity, and high durability. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 A schematic diagram of a flexible digital tube backlight structure provided by the utility model;

[0017] Figure 2 for Figure 1 Side view of

[0018] Figure 3 A schematic diagram of a flexible digital tube backlight structure provided by the utility model;

[0019] Figure 4 for Figure 3 Side view of

[0020] Figure 5 A schematic diagram of a flexible digital tube backlight structure provided by the utility model;

[0021] Figure 6 for Figure 5 Side view of

[0022] In the figure: 1-flexible substrate; 11-gold finger; 2-RGB lamp beads; 3-LED lamp beads; 4-backlight area. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] The utility model aims to provide a flexible digital tube backlight structure to solve the problems existing in the prior art and improve the backlight uniformity and durability.

[0025] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0026] The utility model provides a flexible digital tube backlight structure, such as Figures 1 to 6 As shown in the figure, the dimension unit is: mm. In this embodiment, it includes a flexible substrate 1, a plurality of RGB lamp beads 2 evenly arranged on the flexible substrate 1, a plurality of LED lamp beads 3 evenly arranged on the flexible substrate 1, and a flexible light guide layer covering the RGB lamp beads 2 and capable of evenly dispersing the light emitted by the RGB lamp beads 2 to the entire digital tube display area, and the flexible substrate 1 has a gold finger 11.

[0027] The flexible digital tube backlight structure provided by the utility model adopts a flexible substrate 1 with high flexibility and durability. A plurality of RGB lamp beads 2 and a flexible light guide layer covering the flexible substrate 1 are designed. The RGB lamp beads 2 are evenly distributed on the flexible substrate 1 to ensure uniform backlight. LED lamp beads 3 are designed on the flexible substrate 1 to display oil level, power level, digital status, etc., and can achieve the same display effect as a digital tube without affecting the flexible effect. The RGB lamp beads 2 and the LED lamp beads 3 are combined into the same circuit and can be controlled together.

[0028] In one embodiment, the flexible substrate 1 is an FPC board, that is, an FPC soft board.

[0029] In one embodiment, the flexible light-guiding layer is made of a light-transmitting material, preferably a highly light-transmitting material, and is used to evenly disperse the light emitted by the RGB lamp beads 2 to the entire digital tube display area, which can display multiple colors or have a colorful effect.

[0030] The flexible digital tube backlight structure provided by the utility model comprises the following steps:

[0031] Step 1: Arrange and fix the LED lamp beads 3 and the RGB lamp beads 2 on the flexible substrate 1;

[0032] Step 2: Cover the RGB lamp bead 2 with a flexible light guide layer;

[0033] Step 3: Surface treatment of the flexible light-guiding layer to improve its light transmittance and uniformity.

[0034] The flexible digital tube backlight structure provided by the utility model can achieve the expected display effect by designing the arrangement of the lamp beads according to the content to be displayed. Specifically, the setting positions and the setting quantities of the LED lamp beads 3 and the RGB lamp beads 2 can be freely selected according to the needs. Since the utility model achieves the expected display effect by designing the arrangement of the LED lamp beads 3 and the RGB lamp beads 2, there is no need to add an additional control chip to control the lamp beads. The process and operation are relatively simple, saving development costs.

[0035] Embodiment 1

[0036] The flexible digital tube backlight structure provided in this embodiment has two first monochrome light groups arranged on the flexible substrate 1, the first monochrome light group includes an LED lamp bead 3 located at the center position and five LED lamp beads 3 evenly distributed circumferentially around the LED lamp bead 3 at the center position, one first monochrome light group is used to display the oil level, and the other first monochrome light group is used to display the power level.

[0037] Furthermore, four RGB lamp beads 2 are evenly arranged on the flexible substrate 1 on one side of the first monochrome lamp group, and the side of the RGB lamp beads 2 away from the first monochrome lamp group is the backlight area 4. The light emitted by the RGB lamp beads 2 can be evenly dispersed to the entire digital tube display area through the flexible light guiding layer, and a variety of colors can be displayed or a colorful effect can be achieved.

[0038] Embodiment 2

[0039] The flexible digital tube backlight structure provided in this embodiment is based on the first embodiment, and four RGB lamp beads 2 are also evenly arranged on the other side of the first monochrome lamp group on the flexible substrate, that is, four RGB lamp beads 2 are arranged on both sides of the first monochrome lamp group on the flexible substrate. In this embodiment, a backlight area 4 can be formed on both sides of the first monochrome lamp group, and the light emitted by the RGB lamp beads 2 can be evenly dispersed to the entire digital tube display area through the flexible light guide layer, which can display multiple colors or have a colorful effect.

[0040] Embodiment 3

[0041] The flexible digital tube backlight structure provided in the present embodiment has a second monochrome lamp group arranged on the flexible substrate 1, the second monochrome lamp group includes 18 LED lamp beads 3, two LED lamp beads 3 can be arranged in a 1 shape, seven LED lamp beads 3 can be arranged in a sun shape, and two lamp groups arranged in a 1 shape and a sun shape are provided, of which 16 LED lamp beads 3 are used to display the number 188, and the remaining two LED lamp beads 3 can respectively display the power level and the oil level.

[0042] Eight RGB lamp beads 2 are evenly arranged around the second monochrome lamp group on the flexible substrate 1, and the periphery of the RGB lamp beads 2 is a backlight area 4. The light emitted by the RGB lamp beads 2 can be evenly dispersed to the entire digital tube display area through the flexible light guide layer, which can display multiple colors or have a colorful effect.

[0043] The present invention uses specific examples to illustrate the principle and implementation of the present invention. The above examples are only used to help understand the method and core idea of ​​the present invention. At the same time, for those skilled in the art, according to the idea of ​​the present invention, there will be changes in the specific implementation and application scope. In summary, the content of this specification should not be understood as limiting the present invention.

Claims

1. A flexible digital tube backlight structure, characterized in that: include: A flexible substrate having a gold finger; A plurality of RGB lamp beads evenly arranged on the flexible substrate; A plurality of LED lamp beads evenly arranged on the flexible substrate; And a flexible light-guiding layer covering the RGB lamp beads and capable of evenly dispersing the light emitted by the RGB lamp beads to the entire digital tube display area.

2. The flexible digital tube backlight structure according to claim 1, characterized in that: The flexible substrate is an FPC board.

3. The flexible digital tube backlight structure according to claim 1, characterized in that: The flexible light-guiding layer is made of light-transmitting material.

4. The flexible digital tube backlight structure according to claim 1, characterized in that: Two first monochromatic lamp groups are arranged on the flexible substrate, and the first monochromatic lamp group includes an LED lamp bead located at a central position and five LED lamp beads uniformly distributed circumferentially around the LED lamp bead at the central position.

5. The flexible digital tube backlight structure according to claim 4, characterized in that: Four RGB lamp beads are evenly arranged on the flexible substrate at one side of the first monochromatic lamp group.

6. The flexible digital tube backlight structure according to claim 5, characterized in that: Four RGB lamp beads are evenly arranged on the flexible substrate at the other side of the first monochromatic lamp group.

7. The flexible digital tube backlight structure according to claim 1, characterized in that: A second monochromatic lamp group is arranged on the flexible substrate, and the second monochromatic lamp group includes 18 LED lamp beads, and the LED lamp beads are arranged in a 1 shape or a sun shape.

8. The flexible digital tube backlight structure according to claim 7, characterized in that: Eight RGB lamp beads are evenly arranged on the flexible substrate around the second monochromatic lamp group.

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