CN201162998Y - Monochrome backlight module - Google Patents

Abstract

The utility model relates to a unicolor backlight module, comprising a metal support, a metal circuit substrate which is arranged on the metal support, and a unicolor light source component which is fixed on the metal substrate. The unicolor backlight module directly welds the unicolor light source component to the metal circuit substrate, thereby having excellent thermal conductivity and electric conductivity. Metal material external members and epoxide resin encapsulate the unicolor backlight module in fully enclosed mode, thereby the protection class reaches IP 68, and the unicolor backlight module has age resistance, ultraviolet resistance, good humidity resistance and moisture resistance, and strong adaptive capacity to environment. The length of the unicolor backlight module can be selected freely (the unit length is 84 mm). The unicolor backlight module is beautiful and convenient and quick to mount, is suitable for high brightness remote backlight lighting of advanced high-rise buildings, edge enhancement of profiles, and decoration and enhancement of wall surfaces and doors and windows, etc., and can have the effect of gradual change, jumping and chasing after the configuration of a control system. Unicolor backlight modules are densely arranged to generate dynamic or static captions, patterns, animations and pictures, etc., and can realize asynchronous and synchronous control.

Description

Monochrome backlight module

technical field

The utility model relates to a backlight module, in particular to a monochrome backlight module.

Background technique

Most of the existing backlight modules, especially the lighting modules used in advertising lighting, advertising characters, etc., mostly use neon lights as light sources. However, neon lamps have disadvantages such as short service life and high heat generation. The maintenance period is short and the workload is heavy. Moreover, it is difficult to control the light emission of neon lamps and cannot meet the needs. With the development of LED light sources, LED light sources have gradually replaced neon light sources in backlight modules. However, in the existing LED backlight module, the low-power LED light-emitting diode chip is usually welded on the plastic circuit substrate, so the thermal and electrical conductivity is poor, the brightness is low, and the service life is short.

Utility model content

The technical problem to be solved by the utility model is to provide a monochrome backlight module for the above defects of the prior art, including a metal bracket, a metal circuit substrate mounted on the metal bracket, and a metal circuit board fixed on the metal bracket. Monochromatic light source components on a substrate.

In the monochromatic backlight module described in the present invention, the monochromatic light source assembly includes: a monochromatic LED light group fixedly installed on the circuit substrate, and a wire connected to the two ends of the circuit substrate to introduce power .

In the monochrome backlight module described in the present invention, the monochrome light source assembly includes: 3 monochrome LED lamp groups connected in series between the positive and negative poles of the power supply, Protection resistors R1 and R2 between the poles; wherein, the single-color LED light group includes a single-color LED light-emitting diode and a protection diode, and the anode of the single-color LED light-emitting diode is coupled to the positive pole of the power supply, and the cathode is coupled to the negative pole of the power supply, so The anode of the protection diode is connected to the cathode of the single-color LED light-emitting diode, and the cathode is connected to the anode of the single-color LED light-emitting diode.

In the monochromatic backlight module described in the present invention, the metal bracket is an aluminum bracket.

In the monochrome backlight module described in the present invention, the metal circuit substrate is an aluminum substrate.

In the monochromatic backlight module described in the present invention, the monochromatic light source component is a high-power LED light-emitting diode chip.

In the monochromatic backlight module described in the present invention, the monochromatic light source assembly is welded on the metal circuit substrate.

In the monochrome backlight module described in the present invention, the monochrome light source components are red light source components, blue light source components, green light source components, white light source components, orange light source components, yellow light source components, blue light source components, A light source component, a purple light source component or an ultraviolet light source component.

The single-color backlight module implementing the utility model has the following beneficial effects: the high-power LED light-emitting diode chip is directly welded on the metal circuit substrate, and has excellent thermal and electrical conductivity. The metal material kit and epoxy resin are fully enclosed and potted, and the protection level reaches IP68. It has good anti-aging, anti-ultraviolet, moisture-proof, moisture-proof performance, and strong environmental adaptability. The length can be arbitrarily selected, (unit length 84mm). Easy, fast and beautiful installation. It is suitable for high-brightness remote backlighting of high-end high-rise buildings, contour outlines, wall door and window decoration and embellishment, etc. After configuring the control system, it can produce gradient, jump, and chasing effects. Dense arrangement can produce changing or static subtitles, patterns, animations and images, etc., and can realize asynchronous and synchronous control.

Description of drawings

The utility model will be further described below in conjunction with accompanying drawing and embodiment, in the accompanying drawing:

Fig. 1 is the structural representation of the monochromatic backlight module of the present invention;

Fig. 2 is a top view of the monochromatic backlight module shown in Fig. 1;

FIG. 3 is a schematic circuit diagram of the monochromatic light source assembly shown in FIG. 2 .

Detailed ways

As shown in Figures 1 and 2, the monochrome backlight module of the present invention includes a metal bracket 1, a metal circuit board 2, and a monochrome light source assembly 3, wherein the metal bracket 1 is provided with a 2, the metal bracket 1 can be designed in different shapes according to the objective needs or the requirements of the application, so that the installation position can be set according to the shape of the metal bracket 1, and the installation position can be in various forms such as installation grooves, so that The metal circuit substrate 2 can be installed on the metal bracket 1, so the monochromatic light source assembly 3 can be fixedly installed on the metal substrate 2. In practice, the monochromatic light source assembly 3 is generally welded on the metal circuit substrate.

In a preferred embodiment, the monochromatic light source assembly 3 includes: a monochromatic LED light group fixedly installed on the circuit substrate 2 , and wires connected to both ends of the circuit substrate 2 to introduce power. The metal bracket 1 can choose a bracket with good thermal conductivity, such as an aluminum alloy bracket, a copper bracket, and the like. The metal circuit substrate 2 may be a substrate with good thermal conductivity, such as an aluminum alloy substrate, a copper substrate, and the like. The LED lights in the single-color LED light group can choose various LED lights such as high-power LED lights, piranha LED lights, and straw hat-shaped LED lights.

As shown in Figure 3, in practice, the monochrome light source assembly 3 includes: 3 monochrome LED lamp groups connected in series between the positive and negative poles of the power supply, and a protection device connected in series between the positive and negative poles of the power supply after parallel connection Resistors R1 and R2; wherein, the single-color LED lamp group includes a single-color LED light-emitting diode and a protection diode, the anode of the single-color LED light-emitting diode is coupled to the positive pole of the power supply, the cathode is coupled to the negative pole of the power supply, and the anode of the protection diode is connected to the single-color LED light-emitting diode The cathode is connected, and the cathode is connected to the anode of the single-color LED light-emitting diode.

In use, according to actual needs, the monochromatic light source assembly 3 is a red light source assembly, a blue light source assembly, or a green light source assembly, and other light source assemblies of various colors.

The utility model is illustrated through several specific embodiments. Those skilled in the art should understand that various transformations and equivalent substitutions can be made to the utility model without departing from the scope of the invention. In addition, various modifications can be made to the present utility model for specific situations or specific circumstances without departing from the scope of the present utility model. Therefore, the invention is not limited to the specific embodiments disclosed, but should include all implementations falling within the scope of the claims of the invention.

Claims (10)

1. A monochromatic backlight module, comprising a metal bracket (1), characterized in that it also includes: a metal circuit substrate (2) mounted on the metal bracket (1), and a metal circuit board (2) fixedly installed on the metal substrate Monochromatic light source assembly (3) on (2). 2. The monochrome backlight module according to claim 1, characterized in that the monochrome light source assembly (3) comprises: a monochrome LED light group fixedly installed on the circuit board (2), and a connecting Lead wires of a power supply are introduced at both ends of the circuit substrate (2). 3. The monochrome backlight module according to claim 2, characterized in that the monochrome light source assembly (3) comprises: 3 monochrome LED lamp groups connected in series between the positive and negative poles of the power supply, and The protective resistors R1 and R2 are connected in series between the positive and negative poles of the power supply after being connected; wherein, the monochromatic LED lamp group includes a monochromatic LED light-emitting diode and a protection diode, and the anode of the monochromatic LED light-emitting diode is coupled to the positive pole of the power supply , the cathode is coupled to the negative pole of the power supply, the anode of the protection diode is connected to the cathode of the single-color LED light-emitting diode, and the cathode is connected to the anode of the single-color LED light-emitting diode. 4. The monochrome backlight module according to any one of claims 1-3, characterized in that the metal bracket (1) is an aluminum bracket. 5. The monochrome backlight module according to any one of claims 1-3, characterized in that the metal circuit substrate (2) is an aluminum substrate. 6. The monochromatic backlight module according to any one of claims 1-3, characterized in that the monochromatic light source assembly (3) is a high-power LED light emitting diode chip. 7. The monochrome backlight module according to any one of claims 1-3, characterized in that the monochrome light source assembly (3) is welded on the metal circuit substrate. 8. The monochrome backlight module according to any one of claims 1-3, characterized in that the monochrome light source assembly (3) is a red light source assembly. 9. The monochrome backlight module according to any one of claims 1-3, characterized in that the monochrome light source assembly (3) is a blue light source assembly. 10. The monochrome backlight module according to any one of claims 1-3, characterized in that the monochrome light source assembly (3) is a green light source assembly, a white light source assembly, an orange light source assembly, a yellow light source assembly components, blue light source components, purple light source components or ultraviolet light source components.

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