CN219737937U - Matching structure of backlight module and LCD display screen - Google Patents
Matching structure of backlight module and LCD display screen Download PDFInfo
- Publication number
- CN219737937U CN219737937U CN202321338773.1U CN202321338773U CN219737937U CN 219737937 U CN219737937 U CN 219737937U CN 202321338773 U CN202321338773 U CN 202321338773U CN 219737937 U CN219737937 U CN 219737937U
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- China
- Prior art keywords
- backlight module
- shell
- clamped
- lcd
- clamping block
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 13
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract 2
- 230000013011 mating Effects 0.000 claims 5
- 238000009434 installation Methods 0.000 abstract description 6
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
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- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Planar Illumination Modules (AREA)
Abstract
The utility model discloses a matching structure of a backlight module and an LCD (liquid crystal display) screen, which comprises a shell, wherein a circuit board, the backlight module and the LCD screen are clamped on the inner side of the shell, a convex frame panel is clamped on the outer side of the LCD screen, a sliding groove is formed in the inner side of the convex frame panel and is slidably connected with a spring and a clamping block, the clamping block is clamped on the inner side surface of the shell, and is matched through elastic clamping, so that the installation is convenient, a buckling member is not easy to damage, and a cavity and a heat dissipation opening structure are formed in the shell after the installation, thereby facilitating heat dissipation.
Description
Technical Field
The present utility model relates to the field of a structure for matching a backlight module with an LCD display screen, and more particularly, to a structure for matching a backlight module with an LCD display screen.
Background
In the automobile industry, particularly on some economical vehicle types, a vehicle-mounted sound box generally adopts an LCD screen for displaying audio and video;
the CN207488670U is a matching structure of a backlight module and an LCD display screen, and comprises the LCD display screen connected with a panel and the backlight module connected with a PCB, wherein an elastic arm structure is arranged at the contact position of the backlight module and the LCD display screen, and the elastic arm structure is in a protruding arc shape;
when the circuit board is assembled with the backlight module and the LCD display screen, the convex frame panel and the shell are installed in a hard clamping mode, the clamping legs are clamped, the circuit board is easy to break, the circuit board is easy to damage, the circuit board is internally attached to each other after being installed, and heat dissipation is difficult to achieve.
Disclosure of Invention
Aiming at the problems in the prior art, the utility model aims to provide a matching structure of a backlight module and an LCD display screen, which is convenient to install by elastic clamping and matching, is not easy to damage a buckling member, and is convenient to radiate due to the fact that a cavity and a radiating opening structure are arranged in a shell after the installation.
In order to solve the problems, the utility model adopts the following technical scheme.
The matching structure of the backlight module and the LCD display screen comprises a shell, a circuit board, the backlight module and the LCD display screen are clamped on the inner side of the shell, a convex frame panel is clamped on the outer side of the LCD display screen, a sliding groove is formed in the inner side of the convex frame panel and is slidably connected with a spring and a clamping block, the clamping block is clamped on the inner side surface of the shell, the clamping block is matched with the convex frame panel through elastic clamping, the installation is convenient, the buckling members are not easy to damage, and a cavity and a heat dissipation opening structure are formed in the shell after the installation, so that heat dissipation is facilitated.
Further, a bayonet is formed in the surface of the shell, and the clamping block of the bayonet is clamped on the inner side surface of the bayonet.
Further, a placing groove is formed in the inner side surface of the outer end of the shell, and a pressure spring is placed in the placing groove.
Further, the compression spring presses the circuit board.
Further, a cavity is formed in the inner side of the shell, and a heat dissipation opening is formed in the inner side of the cavity.
Furthermore, the heat dissipation port adopts a strip-shaped port structure.
Further, a key is arranged outside the circuit board, and a hole site is reserved at the position where the key is clamped into the convex frame panel.
Compared with the prior art, the utility model has the advantages that:
(1) Through elasticity joint cooperation, it is convenient to install, not fragile lock joint component, and has cavity and thermovent structure in the installation back casing, is convenient for dispel the heat.
Drawings
FIG. 1 is a schematic cross-sectional view of the overall structure of the present utility model;
fig. 2 is a side view of the overall structure of the present utility model.
The reference numerals in the figures illustrate:
1 shell, 2 circuit board, 3 backlight module, 4LCD display screen, 5 flange panels, 6 spouts, 7 springs, 8 fixture blocks, 9 bayonet sockets, 10 standing grooves, 11 pressure springs, 12 heat dissipation ports, 200 buttons.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Referring to fig. 1-2, a matching structure of a backlight module and an LCD display screen includes a housing 1, wherein a circuit board 2, a backlight module 3 and an LCD display screen 4 are clamped on the inner side of the housing 1, a convex frame panel 5 is clamped on the outer side of the LCD display screen 4, a sliding groove 6 is formed on the inner side of the convex frame panel 5, and is slidably connected with a spring 7 and a clamping block 8, and the clamping block 8 is clamped on the inner side surface of the housing 1;
the surface of the shell 1 is provided with a bayonet 9, a clamping block 8 of the clamping block is clamped on the inner side surface of the bayonet 9, the convex frame panel 5 is clamped in the shell 1, so that the circuit board 2, the backlight module 3 and the LCD display screen 4 can be conveniently clamped and fixed, and a spring 7 of the clamping block upwards bounces the clamping block 8 to be clamped in the bayonet 9 for positioning, so that the clamping and fixing are facilitated;
the inner side surface of the outer end of the shell 1 is provided with the placing groove 10, the placing groove 10 is internally provided with the pressure spring 11, the pressure spring 11 can extrude the circuit board 2, when the circuit board 2 is disassembled, the screwdriver is inserted along the bayonet 9 to be clamped into the clamping block 8, at the moment, the pressure spring 11 outwards bounces to extrude the circuit board 2 and the convex frame panel 5 to be separated, the disassembly is convenient, and the elastic component is not easy to be clamped and damaged when being disassembled;
the inner side of the shell 1 is provided with a cavity, so that air flow is facilitated, the inner side of the cavity is provided with a heat dissipation port 12, and the heat dissipation port 12 adopts a strip-shaped port structure, so that heat dissipation is facilitated;
the key 200 is arranged outside the circuit board 2, and a hole site is reserved at the position where the key 200 is clamped into the convex frame panel 5, so that the key 200 is conveniently matched, extended and guided, and the assembly and the disassembly are convenient.
The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.
Claims (7)
1. The matching structure of the backlight module and the LCD display screen comprises a shell (1), and is characterized in that: the novel LED lamp is characterized in that a circuit board (2), a backlight module (3) and an LCD (liquid crystal display) screen (4) are clamped on the inner side of the shell (1), a convex frame panel (5) is clamped on the outer side of the LCD screen (4), a sliding groove (6) is formed in the inner side of the convex frame panel (5) and is connected with a spring (7) and a clamping block (8) in a sliding mode, and the clamping block (8) is clamped on the inner side surface of the shell (1).
2. The backlight module and LCD panel mating structure of claim 1, wherein: the surface of the shell (1) is provided with a bayonet (9), and a clamping block (8) of the shell is clamped on the inner side surface of the bayonet (9).
3. The backlight module and LCD panel mating structure of claim 1, wherein: the inner side surface of the outer end of the shell (1) is provided with a placing groove (10), and a pressure spring (11) is placed in the placing groove (10).
4. The backlight module and LCD panel mating structure of claim 3, wherein: the pressure spring (11) presses the circuit board (2).
5. The backlight module and LCD panel mating structure of claim 1, wherein: the inner side of the shell (1) is provided with a cavity, and the inner side of the cavity is provided with a heat dissipation opening (12).
6. The backlight module and LCD panel matching structure of claim 5, wherein: the heat dissipation port (12) adopts a strip port structure.
7. The backlight module and LCD panel mating structure of claim 1, wherein: the circuit board (2) is provided with a key (200), and the key (200) is clamped into the boss panel (5) to reserve a hole site.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321338773.1U CN219737937U (en) | 2023-05-30 | 2023-05-30 | Matching structure of backlight module and LCD display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321338773.1U CN219737937U (en) | 2023-05-30 | 2023-05-30 | Matching structure of backlight module and LCD display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219737937U true CN219737937U (en) | 2023-09-22 |
Family
ID=88029639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321338773.1U Active CN219737937U (en) | 2023-05-30 | 2023-05-30 | Matching structure of backlight module and LCD display screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219737937U (en) |
-
2023
- 2023-05-30 CN CN202321338773.1U patent/CN219737937U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |