Light-emitting diode (LED) backlight light source plate

Abstract

The utility model discloses an LED backlight light source plate which comprises an installation shell, a backlight light source plate body and a connecting assembly, a containing groove is formed in the middle of the upper end of the installation shell, a first open groove is formed in the opposite inner wall of the containing groove, and a second open groove is formed in the opposite inner wall of the installation shell in the anticlockwise direction of the first open groove. The depth of the second open groove is smaller than that of the first open groove, the backlight source plate body is arranged in the containing groove of the mounting shell, a control rod is arranged in the middle of the upper end of the backlight source plate body, and fixing plates are fixed to the opposite outer walls of the backlight source plate body. According to the LED backlight source plate, the fixing plate on the backlight source plate body is clamped and installed in the second open groove through the elastic piece and the clamping block, then the backlight source plate body is installed in the containing groove of the installation shell, and limiting on the backlight source plate body can be relieved by pulling the pull rod to compress the elastic piece in the later period; and the trouble of dismounting by means of a tool is saved, so that the LED backlight light source plate can be dismounted and mounted quickly.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of backlight light source board, specifically to a LED backlight light source board. BACKGROUND

[0002] Light emitting diode is abbreviated as LED, which is a kind of semiconductor electronic component that can convert electric energy into light energy. LED backlight board is a light source device used to ensure that light is emitted behind the advertising light box. Since the advertising light box itself does not emit light, it needs to be assisted by a backlight board. The brightness, uniformity and other indicators of the backlight board have a direct impact on the related performance of the advertising light box.

[0003] At present, most LED driving light source boards are often used as backlights by LED lamp beads, which are a kind of light source located behind the liquid crystal screen. They are usually fixedly installed inside the product corresponding to the liquid crystal screen. However, under long-term use, the LED lamp beads on the LED driving light source board are prone to damage, and the damaged LED lamp beads need to be repaired or replaced. The existing LED backlight light source board is mostly fixed by screws, and tools are needed to remove it in the later stage, which is not convenient for quickly disassembling and assembling the LED backlight light source board. Therefore, we propose a LED backlight light source board. SUMMARY

[0004] This part aims to outline some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this part and the abstract of the specification and the utility model name to avoid obscuring the purpose of this part, the abstract of the specification and the utility model name. Such simplifications or omissions cannot be used to limit the scope of the utility model.

[0005] In view of the above and / or existing problems in the LED backlight light source board, the utility model is proposed.

[0006] Therefore, the purpose of the utility model is to provide a LED backlight light source board. The fixing plate on the backlight light source board body is clamped and installed in the second slot by the elastic member and the clamping block. Then the backlight light source board body is installed in the placing groove of the mounting shell. In the later stage, the elastic member can be compressed by pulling the pull rod to release the limiting of the backlight light source board body. The tool is not needed to remove, so that the LED backlight light source board can be quickly disassembled and assembled.

[0007] To solve the above technical problems, according to one aspect of the utility model, the utility model provides the following technical scheme:

[0008] A LED backlight light source board comprises:

[0009] The installation shell is provided with a placing groove in the middle of the upper end, and the opposite inner walls of the placing groove are provided with a first slot; the opposite inner walls of the installation shell are provided with a second slot along the counterclockwise direction of the first slot, and the depth of the second slot is smaller than that of the first slot;

[0010] The backlight source plate body is arranged in the placing groove of the installation shell, and the upper end of the backlight source plate body is provided with a control rod, and the opposite outer walls of the backlight source plate body are fixedly provided with a fixed plate, and the upper end of the fixed plate is provided with a clamping groove;

[0011] The connecting assembly comprises an elastic piece arranged in the installation shell, a clamping block arranged at the lower end of the elastic piece, and a pull rod fixedly arranged at the middle of the upper end of the clamping block and located in the inner side of the elastic piece, and the clamping block is clamped with the clamping groove on the fixed plate.

[0012] As a preferred scheme of the LED backlight source plate, the sidewall of the fixed plate is provided with a first magnet, and the inner wall of the second slot is provided with a second magnet, and the first magnet and the second magnet are opposite magnets.

[0013] As a preferred scheme of the LED backlight source plate, the upper side and the lower side of the fixed plate are provided with protective pads, and the material of the protective pads is rubber.

[0014] As a preferred scheme of the LED backlight source plate, the elastic piece is a spring or an elastic sleeve.

[0015] As a preferred scheme of the LED backlight source plate, the upper end of the elastic piece is provided with a column, the outer wall of the column is provided with an external thread, the column is threadedly connected with the installation shell, and the pull rod penetrates through the column.

[0016] As a preferred scheme of the LED backlight source plate, the lower end surface of the clamping block is obliquely arranged.

[0017] Compared with the prior art, the LED backlight source plate has the beneficial effects that: the fixed plate on the backlight source plate body is clamped and installed in the second slot through the elastic piece and the clamping block, and then the backlight source plate body is installed in the placing groove of the installation shell, and in the later period, the elastic piece can be compressed by pulling the pull rod to release the limiting of the backlight source plate body, so that the trouble of disassembling with the aid of tools is saved, and the LED backlight source plate can be quickly disassembled and assembled. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to make the technical scheme of the embodiments of the present application more clear, the present application will be described in detail below with reference to the drawings and specific embodiments. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained without creative labor on the basis of these drawings. Among them:

[0019] Figure 1 It is a three-dimensional structure schematic diagram of the LED backlight light source plate of the present application;

[0020] Figure 2 It is a sectional structure schematic diagram of the mounting shell of the LED backlight light source plate of the present application;

[0021] Figure 3 It is a three-dimensional structure schematic diagram of the backlight light source plate body of the LED backlight light source plate of the present application;

[0022] Figure 4 It is a three-dimensional structure schematic diagram of the connecting assembly of the LED backlight light source plate of the present application;

[0023] In the figure: 100, mounting shell; 101, placing groove; 102, first slot; 103, second slot; 200, backlight light source plate body; 201, control lever; 202, fixed plate; 203, first magnet; 300, connecting assembly; 310, elastic piece; 311, column; 312, external thread; 320, clamping block; 330, pull rod. DETAILED DESCRIPTION

[0024] In order to make the above-mentioned purpose, features and advantages of the present application more obvious and easy to understand, the specific embodiments of the present application will be described in detail below with reference to the drawings.

[0025] Secondly, the present application is described in detail in combination with the schematic diagram. In order to facilitate the description, the sectional view of the device structure will be partially enlarged without the general proportion, and the schematic diagram is only an example, which should not limit the scope of protection of the present application. In addition, the three-dimensional spatial dimensions of length, width and depth should be included in actual production.

[0026] In order to make the purpose, technical scheme and advantages of the present application more clear, the embodiments of the present application will be described in further detail below with reference to the drawings.

[0027] The utility model provides a kind of LED backlight light source board, and the fixed plate on the backlight light source board body is installed in the second slot by the elastic member and the clamping block of being set, further, the backlight light source board body is installed in the placement slot of installation shell, and the limiting of the backlight light source board body can be released by pulling pull rod to compress elastic member in later period, the trouble of disassembling by means of tool is saved, so as to quickly disassemble and assemble LED backlight light source board.

[0028] Figures 1-4 The structure diagram of one embodiment of the utility model LED backlight light source board is shown, please refer to Figures 1-4 The main part of the LED backlight light source board of the embodiment includes installation shell 100, backlight light source board body 200 and connecting assembly 300.

[0029] The placement slot 101 is set in the middle of the upper end of installation shell 100, and the first slot 102 is set in the opposite inner wall of the placement slot 101; the second slot 103 is set in the opposite inner wall of installation shell 100 along the counterclockwise direction of the first slot 102, and the depth of the second slot 103 is less than the depth of the first slot 102.

[0030] The backlight light source board body 200 is set in the placement slot 101 of installation shell 100, and the upper end of the backlight light source board body 200 is provided with the control lever 201; the opposite outer wall of the backlight light source board body 200 is fixed with the fixed plate 202, and the upper end of the fixed plate 202 is provided with the clamping groove. As preferred, in the embodiment, the sidewall of the fixed plate 202 is provided with the first magnet 203, and the inner wall of the second slot 103 is provided with the second magnet; the first magnet 203 and the second magnet are opposite magnets, the first magnet 203 and the second magnet are set to adsorb the fixed plate 202 in the second slot 103, further ensure the stability of the fixed plate 202, and the upper and lower sides of the fixed plate 202 are provided with the protective pad; the material of the protective pad is rubber, the protective pad is set to protect the fixed plate 202, prevent the fixed plate 202 from wearing, and effectively prolong the service life of the fixed plate 202.

[0031] The connecting assembly 300 comprises a spring 310 arranged inside the mounting shell 100, a clamping block 320 arranged at the lower end of the spring 310, and a pull rod 330 fixed at the middle of the upper end of the clamping block 320 and located inside the spring 310, and the clamping block 320 is clamped with the clamping groove on the fixing plate 202. As a preferred embodiment, the upper end of the spring 310 is provided with a column 311, the outer wall of the column 311 is provided with an external thread 312, the column 311 is screwed with the mounting shell 100, the pull rod 330 penetrates through the column 311, and the column 311 is screwed on the mounting shell 100 under the action of the external thread 312. The operator can remove the whole connecting assembly 300 from the mounting shell 100 by rotating the column 311, so as to disassemble and replace the connecting assembly 300. The lower end surface of the clamping block 320 is inclined, and the clamping block 320 can automatically move upward to compress the spring 310 when it is pressed by the fixing plate 202, so as to avoid the trouble of compressing the spring 310 by the pull rod 330.

[0032] In combination Figures 1-4 , the LED backlight light source plate of the embodiment is used as follows: the backlight light source plate body 200 is placed in the placing groove 101 of the mounting shell 100 under the action of the fixing plate 202, the clamping block 320 is clamped in the clamping groove of the fixing plate 202 under the elastic action of the spring 310, and then the backlight light source plate body 200 is mounted on the mounting shell 100. The operator can remove the backlight light source plate body 200 from the mounting shell 100 by pulling the pull rod 330 upward to drive the clamping block 320 to move upward and make the clamping block 320 move out of the clamping groove of the fixing plate 202, and then rotating the control rod 201 clockwise and lifting upward, so as to avoid the trouble of disassembling by means of tools, and to quickly disassemble and assemble the LED backlight light source plate.

[0033] Although the utility model has been described above with reference to the embodiments, various improvements can be made and equivalent parts can be replaced without departing from the scope of the utility model. In particular, as long as there is no structural conflict, the features in the embodiments disclosed by the utility model can be combined in any way, and the combinations are not described in the specification due to the consideration of omitting the length and saving resources. Therefore, the utility model is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. An LED backlight light source panel, characterized by, The utility model relates to a kind of backlight light source board, including: Mounting shell (100), the middle part of its upper end is provided with placing slot (101), the opposite inner wall of the placing slot (101) is provided with first slot (102), the opposite inner wall of the mounting shell (100) is provided with second slot (103) along the counterclockwise direction of first slot (102), and the depth of second slot (103) is less than the depth of first slot (102); Backlight light source board body (200) is arranged in the placing slot (101) of the mounting shell (100), and the upper end of the backlight light source board body (200) is provided with operating rod (201), and the opposite outer wall of the backlight light source board body (200) is fixed with fixed plate (202), and the upper end of the fixed plate (202) is provided with clamping groove; Connecting assembly (300) includes elastic member (310) arranged in the inside of the mounting shell (100), clamping block (320) arranged in the lower end of the elastic member (310) and pull rod (330) fixed in the middle part of the upper end of the clamping block (320) and located inside elastic member (310), and the clamping block (320) is clamped with the clamping groove on the fixed plate (202).

2. The LED backlight panel of claim 1, wherein, The side wall of the fixed plate (202) is provided with first magnet (203), and the inner wall of the second slot (103) is provided with second magnet, and the first magnet (203) and the second magnet are opposite magnet.

3. The LED backlight panel of claim 1, wherein, The upper and lower sides of the fixed plate (202) are provided with protective pads, and the material of the protective pad is rubber.

4. The LED backlight panel of claim 1, wherein, The elastic member (310) is spring or elastic sleeve.

5. The LED backlight panel of claim 1, wherein, The upper end of the elastic member (310) is provided with cylinder (311), the outer wall of the cylinder (311) is provided with external thread (312), the cylinder (311) is threadedly connected with the mounting shell (100), and the pull rod (330) penetrates the cylinder (311).

6. The LED backlight panel of claim 1, wherein, The lower end surface of the clamping block (320) is inclinedly arranged.

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