Energy-saving LED backlight lamp

Abstract

The utility model discloses an energy-saving light-emitting diode (LED) backlight lamp, which relates to the technical field of LED backlight lamps and comprises a substrate. A mounting groove is formed in the base plate, the mounting groove penetrates through the outer walls of the left side and the right side of the base plate, and a penetrating groove communicating with the mounting groove is formed in the surface of the front end of the base plate; according to the LED backlight lamp, the clamping strips are matched with the clamping grooves to enable the fixing plate to be clamped at one end of the L-shaped strip, then the fixing plate enables the baffle to abut against the surface of the front end of the base plate, the LED backlight lamp bodies are arranged on the surface of the front end of the base plate, and the LED backlight lamp bodies are arranged on the surface of the front end of the base plate. Due to the fact that the transparent heat insulation film is installed at the end, close to the substrate, of the baffle, heat released by the LED backlight lamp body can be isolated under the action of the transparent heat insulation film, mutual influence of the heat of the LED backlight lamp body and heat generated when the liquid crystal display works is avoided, overall heat dissipation is facilitated, and the service life of the liquid crystal display is prolonged. And further, the working efficiency and the service life of the LED backlight main body and the liquid crystal display are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of LED backlight lamps, in particular to an energy-saving LED backlight lamp. Background Art

[0002] The backlight bar is a light source located behind the LCD display. Its luminous effect will directly affect the visual effect of the LCD display module. The LCD display itself does not emit light. It displays graphics or characters as a result of its modulation of light. The light source of the LED backlight has a series of unique advantages such as energy saving, environmental protection, long life, safety, fast response, small size, rich colors, and controllability. It is considered to be the best way to save electricity and reduce energy consumption.

[0003] The heat emitted by the existing LED backlight when working cannot be effectively controlled, so that the heat of the LED backlight is easy to interact with the heat generated by the LCD when working, which is not conducive to overall heat dissipation, thereby affecting the working efficiency and service life of the LED backlight and LCD. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide an energy-saving LED backlight to solve the problem that the heat emitted by the existing LED backlight proposed in the background technology cannot be effectively controlled during operation, so that the heat of the LED backlight is easily affected by the heat generated by the liquid crystal display during operation, which is not conducive to the overall heat dissipation, and further affects the working efficiency and service life of the LED backlight and the liquid crystal display.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] An energy-saving LED backlight, comprising:

[0007] substrate;

[0008] The base plate is provided with a mounting groove inside, the mounting groove respectively passes through the left and right outer walls of the base plate, and the front end surface of the base plate is provided with a through groove connected to the mounting groove;

[0009] A light bar is embedded in the installation groove, and a plurality of LED backlight lamp bodies located inside the through groove are equidistantly installed on the front end surface of the light bar;

[0010] The front end surface of the substrate is provided with a baffle;

[0011] A transparent heat-insulating film is installed at one end of the baffle plate close to the substrate.

[0012] As a further solution of the utility model, the baffle is made of a transparent material.

[0013] As a further solution of the utility model, a connecting piece is provided on the rear end surface of the substrate, and the connecting piece includes an L-shaped strip fixed to the rear end surface of the substrate, and a fixing plate is provided at one end of the L-shaped strip;

[0014] One end of the fixing plate abuts against the baffle.

[0015] As a further solution of the utility model, a clamping groove is provided at one end of the L-shaped strip close to the fixing plate, and a clamping strip is fixed at one end of the fixing plate close to the L-shaped strip;

[0016] The fixing plate is clamped at one end of the L-shaped bar through the clamping bar and the clamping slot.

[0017] As a further solution of the utility model, a threaded hole 1 is provided on the front end surface of the light bar, and a threaded hole 2 matching with the threaded hole 1 is provided in the mounting groove;

[0018] The threaded hole 1 and the threaded hole 2 are internally threadedly connected with screws.

[0019] As a further solution of the utility model, heat dissipation fins are installed on the rear end surface of the substrate.

[0020] Compared with the prior art, the beneficial effects of the utility model are:

[0021] The utility model clamps the fixing plate to one end of the L-shaped strip by means of the clamping strip and the clamping slot, and the fixing plate then abuts the baffle against the front end surface of the base plate. Since a transparent heat insulation film is installed at one end of the baffle plate close to the base plate, the heat released by the LED backlight main body can be isolated under the action of the transparent heat insulation film, so as to avoid the heat of the LED backlight main body and the heat generated when the liquid crystal display is working. It is beneficial to the overall heat dissipation, thereby improving the working efficiency and service life of the LED backlight main body and the liquid crystal display.

[0022] Moreover, the heat of the LED backlight body can be dissipated through the mounting grooves on both sides of the substrate, and can also be dissipated through the heat dissipation fins on the rear end surface of the substrate. In summary, the utility model can effectively control the heat of the LED backlight body, which is beneficial to the overall heat dissipation;

[0023] And by connecting the card strip to the card slot, the fixed plate (baffle, transparent insulation film) can be installed. Similarly, by taking the card strip out of the card slot, the fixed plate (baffle, transparent insulation film) can be disassembled, which is convenient to use and assemble.

[0024] The utility model can fix the light bar and the LED backlight main body by connecting the screws into the threaded hole one and the threaded hole two, and can disassemble the light bar and the LED backlight main body by taking the screws out from the threaded hole one and the threaded hole two. Therefore, the utility model is convenient for installing and disassembling the light bar and the LED backlight main body, and is convenient to use and assemble. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0026] Figure 2 It is a partial structural schematic diagram of the utility model;

[0027] Figure 3 For this utility model Figure 2 The enlarged structural diagram at A in the middle;

[0028] Figure 4 It is a schematic diagram of the heat dissipation fin structure in the utility model;

[0029] Figure 5 It is a schematic diagram of the cross-sectional structure of the connecting piece in the utility model.

[0030] In the figure: 1. Base plate; 2. Mounting groove; 3. Through groove; 4. Light strip; 5. LED backlight body; 6. Threaded hole 1; 7. Threaded hole 2; 8. Screw; 9. Baffle; 10. Transparent insulation film; 11. Heat dissipation fin; 12. L-shaped strip; 13. Fixing plate; 14. Slot; 15. Clip strip. DETAILED DESCRIPTION

[0031] The specific implementation methods of the present invention are further described below in conjunction with the accompanying drawings. It should be noted that the description of these implementation methods is used to help understand the present invention, but does not constitute a limitation of the present invention. In addition, the technical features involved in each implementation method of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0032] Example 1

[0033] See also Figure 1 , 2, 4, 5, the utility model provides a technical solution: an energy-saving LED backlight, comprising a substrate 1; a mounting groove 2 is provided inside the substrate 1, the mounting groove 2 respectively penetrates the left and right outer walls of the substrate 1, and a through groove 3 connected to the mounting groove 2 is provided on the front end surface of the substrate 1; a light bar 4 is embedded in the mounting groove 2, and a plurality of LED backlight bodies 5 located inside the through groove 3 are equidistantly installed on the front end surface of the light bar 4; a baffle 9 is provided on the front end surface of the substrate 1; a transparent The heat-insulating film 10 and the baffle 9 are made of a transparent material. A connecting piece is provided on the rear end surface of the substrate 1. The connecting piece includes an L-shaped strip 12 fixed on the rear end surface of the substrate 1. A fixing plate 13 is provided at one end of the L-shaped strip 12. One end of the fixing plate 13 abuts against the baffle 9. A card slot 14 is provided at one end of the L-shaped strip 12 close to the fixing plate 13. A card strip 15 is fixed at one end of the fixing plate 13 close to the L-shaped strip 12. The fixing plate 13 is connected to one end of the L-shaped strip 12 through the card strip 15 and the card slot 14. A heat dissipation fin 11 is installed on the rear end surface of the substrate 1.

[0034] Specifically, the utility model clamps the fixing plate 13 to one end of the L-shaped strip 12 through the clamping strip 15 and the clamping slot 14, and the fixing plate 13 then abuts the baffle 9 against the front end surface of the substrate 1. Since the end of the baffle 9 close to the substrate 1 is installed with a transparent heat insulation film 10, the heat released by the LED backlight body 5 can be isolated under the action of the transparent heat insulation film 10, so as to avoid the heat of the LED backlight body 5 and the heat generated when the liquid crystal display is working. The heat is beneficial to the overall heat dissipation, thereby improving the working efficiency and service life of the LED backlight body 5 and the liquid crystal display;

[0035] Moreover, the heat of the LED backlight body 5 can be dissipated through the mounting grooves 2 on both sides of the substrate 1, and can also be dissipated through the heat dissipation fins 11 on the rear end surface of the substrate 1. In summary, the utility model can effectively control the heat of the LED backlight body 5, which is beneficial to the overall heat dissipation;

[0036] And by snapping the card strip 15 into the card slot 14, the fixed plate 13 (baffle 9, transparent insulation film 10) can be installed. Similarly, by taking the card strip 15 out of the card slot 14, the fixed plate 13 (baffle 9, transparent insulation film 10) can be disassembled, which is convenient to use and assemble.

[0037] Example 2

[0038] See also Figure 1-3 The utility model provides a technical solution: an energy-saving LED backlight, a threaded hole 6 is provided on the front end surface of the light bar 4, a threaded hole 7 matching with the threaded hole 6 is provided in the mounting groove 2; a screw 8 is connected to the threaded hole 6 and the threaded hole 7.

[0039] Specifically, the light bar 4 and the LED backlight body 5 can be fixed by connecting the screw 8 to the threaded hole 1 6 and the threaded hole 2 7, and the light bar 4 and the LED backlight body 5 can be disassembled by removing the screw 8 from the threaded hole 1 6 and the threaded hole 2 7. Therefore, the utility model facilitates the installation and disassembly of the light bar 4 and the LED backlight body 5, and is convenient to use and assemble.

[0040] Working principle:

[0041] The fixing plate 13 is clamped to one end of the L-shaped strip 12 through the clamping strip 15 and the clamping slot 14, and the fixing plate 13 then abuts the baffle 9 against the front end surface of the substrate 1. Since the end of the baffle 9 close to the substrate 1 is installed with a transparent heat-insulating film 10, the heat released by the LED backlight body 5 can be isolated under the action of the transparent heat-insulating film 10, so as to avoid the heat of the LED backlight body 5 and the heat generated when the liquid crystal display is working. It is beneficial to the overall heat dissipation, thereby improving the working efficiency and service life of the LED backlight body 5 and the liquid crystal display;

[0042] Secondly, the heat of the LED backlight main body 5 can be dissipated through the mounting grooves 2 on both sides of the substrate 1, and can also be dissipated through the heat dissipation fins 11 on the rear end surface of the substrate 1. In summary, the utility model can effectively control the heat of the LED backlight main body 5, which is beneficial to the overall heat dissipation. By connecting the card strip 15 to the card slot 14, the fixing plate 13 (baffle 9, transparent heat insulation film 10) can be installed. Similarly, by taking the card strip 15 out of the card slot 14, the fixing plate 13 (baffle 9, transparent heat insulation film 10) can be disassembled, and the use and assembly are more convenient;

[0043] Finally, by connecting the screws 8 to the threaded holes 1 6 and 2 7 , the light bar 4 and the LED backlight body 5 can be fixed; by taking the screws 8 out of the threaded holes 1 6 and 2 7 , the light bar 4 and the LED backlight body 5 can be disassembled. Therefore, the utility model facilitates the installation and disassembly of the light bar 4 and the LED backlight body 5, and is convenient to use and assemble.

[0044] The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. For those skilled in the art, various changes, modifications, substitutions and variations of these embodiments are made without departing from the principles and spirit of the present invention, and still fall within the scope of protection of the present invention.

Claims

1. An energy-saving LED backlight, characterized in that: include: base(1); The base plate (1) is provided with a mounting groove (2) inside, the mounting groove (2) respectively passes through the left and right outer walls of the base plate (1), and the front end surface of the base plate (1) is provided with a through groove (3) connected to the mounting groove (2); A light bar (4) is embedded in the installation groove (2), and a plurality of LED backlight main bodies (5) located inside the through groove (3) are equidistantly mounted on the front end surface of the light bar (4); The front end surface of the substrate (1) is provided with a baffle (9); A transparent heat-insulating film (10) is installed at one end of the baffle (9) close to the substrate (1).

2. The energy-saving LED backlight according to claim 1, characterized in that: The baffle (9) is made of a transparent material.

3. The energy-saving LED backlight according to claim 1, characterized in that: The rear end surface of the base plate (1) is provided with a connecting piece, the connecting piece comprises an L-shaped strip (12) fixed to the rear end surface of the base plate (1), and one end of the L-shaped strip (12) is provided with a fixing plate (13); One end of the fixing plate (13) abuts against the baffle (9).

4. The energy-saving LED backlight according to claim 3, characterized in that: A clamping groove (14) is provided at one end of the L-shaped strip (12) close to the fixing plate (13), and a clamping strip (15) is fixed at one end of the fixing plate (13) close to the L-shaped strip (12); The fixing plate (13) is clamped on one end of the L-shaped strip (12) through a clamping strip (15) and a clamping groove (14).

5. The energy-saving LED backlight according to claim 1, characterized in that: The front end surface of the light bar (4) is provided with a threaded hole 1 (6), and the mounting groove (2) is provided with a threaded hole 2 (7) matching with the threaded hole 1 (6); The threaded hole 1 (6) and the threaded hole 2 (7) are internally threadedly connected with screws (8).

6. The energy-saving LED backlight according to claim 1, characterized in that: A heat dissipation fin (11) is mounted on the rear end surface of the base plate (1).

Images