CN220820435U - Backlight source positioning structure - Google Patents
Backlight source positioning structure Download PDFInfo
- Publication number
- CN220820435U CN220820435U CN202322733328.1U CN202322733328U CN220820435U CN 220820435 U CN220820435 U CN 220820435U CN 202322733328 U CN202322733328 U CN 202322733328U CN 220820435 U CN220820435 U CN 220820435U
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- China
- Prior art keywords
- backlight
- accommodating groove
- strip
- groove
- fixed frame
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- 230000000903 blocking effect Effects 0.000 claims description 23
- 235000014676 Phragmites communis Nutrition 0.000 claims description 16
- 230000017525 heat dissipation Effects 0.000 claims description 9
- 238000012423 maintenance Methods 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The application discloses a backlight source positioning structure, and relates to the technical field of backlight sources. The application comprises the following steps: a fixed frame in which a backlight assembly is installed; the top of the fixing plate is provided with an accommodating groove for accommodating the fixing frame, one end of the accommodating groove is provided with a strip-shaped clamping block, and the fixing frame is provided with a strip-shaped slot in a matched mode. According to the application, the design of the accommodating groove is adopted, after the fixed frame is accommodated by the accommodating groove, the fixed frame can move towards the strip-shaped clamping block under the action of the pushing mechanism, so that the strip-shaped clamping block can be accommodated by the strip-shaped slot, the movement of the fixed frame can be limited, and the fixed frame cannot be separated from the accommodating groove, so that the backlight source assembly can be fixed.
Description
Technical Field
The application relates to the technical field of backlight sources, in particular to a backlight source positioning structure.
Background
A backlight is a light source located behind a liquid crystal display, and its luminous effect directly affects the visual effect of the liquid crystal display module.
The backlight is formed by combining a light source, a reflecting sheet, a diffusion sheet, a light enhancement film and the like, and is easy to damage, the backlight is generally installed in a closed frame in the prior art, and the closed frame is fixed on a main board through fixing screws, but the positioning structure of the backlight is complicated, tools are needed to assist in disassembly and assembly during disassembly and installation, and disassembly and maintenance are inconvenient when the backlight is damaged, so that the problem is reasonably improved.
Disclosure of utility model
The application aims at: in order to solve the technical problems that in the prior art, a backlight source is generally installed in a closed frame, and the closed frame is fixed on a main board through fixing screws, but the positioning structure of the backlight source is complex, tools are needed to assist in disassembly and assembly during disassembly and assembly, and disassembly and maintenance are inconvenient when the backlight source is damaged, the application provides the backlight source positioning structure.
The application adopts the following technical scheme for realizing the purposes:
Backlight positioning structure, comprising:
a fixed frame in which a backlight assembly is installed;
The top of the fixing plate is provided with an accommodating groove for accommodating the fixing frame, one end of the accommodating groove is provided with a strip-shaped clamping block, and the fixing frame is provided with a strip-shaped slot in a matched mode;
the pushing mechanism is arranged at the other end of the accommodating groove and is used for pushing the fixed frame to move towards the direction of the strip-shaped clamping block.
Further, the top of the fixing plate is provided with a square block, and the accommodating groove is formed in the top of the square block.
Further, the cross section of the strip-shaped clamping block is semicircular.
Further, a mounting opening is formed in one side, far away from the strip-shaped slot, of the fixing frame, the backlight source assembly is slidably inserted into the mounting opening, and a blocking cover for blocking the mounting opening is mounted on the fixing frame.
Further, pushing mechanism is including articulating the mounting panel in the holding tank, the mounting panel orientation the conflict piece is installed to one side of bar fixture block, and the conflict piece has toughness, be provided with fixed establishment on the square piece, it is used for fixed mounting panel.
Further, a first inclined plane is formed on one side of the blocking cover, the cross section of the blocking cover gradually increases from top to bottom, a second inclined plane is formed on the abutting block, and the second inclined plane and the first inclined plane are mutually attached.
Further, the fixed establishment is including seting up the mounting panel is kept away from draw-in groove on the conflict piece one side, the holding tank inner wall is constructed and is had the mounting groove, install the spring reed in the mounting groove, just be constructed on the spring reed and be used for inserting the inside arch of draw-in groove, square mouth has been seted up at the mounting groove top, and the spring reed tip activity runs through square mouth.
Further, a heat dissipation opening is formed in the bottom of the accommodating groove, penetrates through the mounting plate, and a filter screen is mounted in the heat dissipation opening.
The beneficial effects of the application are as follows: according to the application, the design of the accommodating groove is adopted, after the fixed frame is accommodated by the accommodating groove, the fixed frame can move towards the strip-shaped clamping block under the action of the pushing mechanism, so that the strip-shaped clamping block can be accommodated by the strip-shaped slot, the movement of the fixed frame can be limited, and the fixed frame cannot be separated from the accommodating groove, so that the backlight source assembly can be fixed.
Drawings
FIG. 1 is a perspective view of the structure of the present application;
FIG. 2 is a schematic partial semi-sectional view of a mounting plate structure of the present application;
FIG. 3 is an enlarged view of the application at A in FIG. 2;
FIG. 4 is a schematic view of a mounting plate structure of the present application;
FIG. 5 is a schematic view showing the disassembly of the fixed frame structure of the present application;
Reference numerals: 1. a fixed frame; 2. a backlight assembly; 3. a fixing plate; 4. a receiving groove; 5. a bar-shaped clamping block; 6. a strip-shaped slot; 7. square blocks; 8. a mounting port; 9. a blocking cover; 10. a mounting plate; 11. a collision block; 12. a first inclined surface; 13. a second inclined surface; 14. a clamping groove; 15. a mounting groove; 16. an elastic reed; 17. a protrusion; 18. a square mouth; 19. a heat radiation port; 20. a filter screen; 21. a spring piece; 22. a storage groove; 23. a transverse groove; 24. a square groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application.
As shown in fig. 1 to 5, a backlight positioning structure according to an embodiment of the present application includes:
A fixed frame 1, in which a backlight source component 2 is installed, wherein the backlight source component 2 comprises a light enhancement film, a diffusion plate, a light emitting plate and a reflecting sheet which are sequentially connected, the fixed frame 1 is a square frame, and the periphery of the backlight source component 2 is wrapped;
The top of the fixing plate 3 is provided with an accommodating groove 4 for accommodating the fixing frame 1, one end of the accommodating groove 4 is provided with a bar-shaped clamping block 5, the fixing frame 1 is provided with a bar-shaped slot 6 in a matched manner, when the fixing frame 1 is positioned in the accommodating groove 4, the bar-shaped slot 6 can be used for accommodating the bar-shaped clamping block 5, limiting the fixing frame 1 so that the fixing frame cannot be separated from the accommodating groove 4, and the backlight module 2 can be fixed;
The pushing mechanism is arranged at the other end of the accommodating groove 4 and is used for pushing the fixed frame 1 to move towards the direction of the strip-shaped clamping block 5, and the strip-shaped slot 6 cannot be separated from the strip-shaped clamping block 5 under the action of the pushing mechanism, so that the fixed frame 1 cannot be separated from the accommodating groove 4;
According to the application, the design of the accommodating groove 4 is adopted, after the fixed frame 1 is accommodated by the accommodating groove 4, the fixed frame can move towards the strip-shaped clamping block 5 under the action of the pushing mechanism, so that the strip-shaped clamping block 5 can be accommodated by the strip-shaped slot 6, and the movement of the fixed frame 1 is limited, so that the fixed frame cannot be separated from the accommodating groove 4, and the backlight source assembly 2 can be fixed.
As shown in fig. 1 and 4, in some embodiments, the top of the fixing plate 3 is configured with a square block 7, the accommodating groove 4 is formed at the top of the square block 7, and by adopting such a design, the notch of the accommodating groove 4 is lifted to have a space with the fixing plate 3, so that the fixing frame 1 is convenient to disassemble and assemble.
As shown in fig. 2 and 5, in some embodiments, the cross section of the bar-shaped clamping block 5 is semicircular, so that the alignment of the bar-shaped clamping block 5 and the bar-shaped slot 6 is facilitated, and the installation convenience of the fixing frame 1 is improved.
As shown in fig. 2, 3 and 5, in some embodiments, a mounting opening 8 is formed on a side of the fixed frame 1 away from the strip-shaped slot 6, the backlight assembly 2 is slidably inserted into the mounting opening 8, a blocking cover 9 for blocking the mounting opening 8 is mounted on the fixed frame 1, one end of the blocking cover 9 is hinged in the mounting opening 8, a spring piece 21 is mounted on the other end of the blocking cover, a receiving groove 22 for accommodating the spring piece 21 is formed on an inner wall of the mounting opening 8, when the blocking cover 9 rotates along a hinge point, the spring piece 21 enters the mounting opening 8 and abuts against the inner wall of the mounting opening, and is deformed, and after the blocking cover 9 completely blocks the mounting opening 8, the spring piece 21 is inserted into the receiving groove 22, so that the blocking cover 9 is not easy to separate from the mounting opening 8, and when the backlight assembly 2 is maintained, the blocking cover 9 can be pushed to rotate along the hinge point forcedly, so that the spring piece 21 is deformed and separated from the receiving groove 22, and then the backlight assembly 2 can be taken out of the fixed frame 1 for maintenance.
As shown in fig. 2 to 4, in some embodiments, the pushing mechanism includes a mounting plate 10 hinged in the accommodating groove 4, one end of the mounting plate 10 is hinged in the accommodating groove 4, a transverse groove 23 for increasing friction force is formed on the other end of the mounting plate, a square groove 24 for accommodating the other end of the mounting plate 10 is formed on the square block 7, a collision block 11 is mounted on one side of the mounting plate 10 facing the bar-shaped clamping block 5, the collision block 11 has toughness, the collision block 11 is a rubber block, after the bar-shaped clamping block 5 is accommodated in the bar-shaped slot 6 on the fixed frame 1, the mounting plate 10 can be pushed to rotate along the hinge point, when the end part of the mounting plate 10 is accommodated in the square groove 24, the collision block 11 can deform and is abutted against the blocking cover 9, so as to push the fixed frame 1 to move towards the bar-shaped clamping block 5, a fixing mechanism is arranged on the square block 7, so that the mounting plate 10 is not easy to move after the fixed frame 1 is fixed, and when the fixing mechanism is disassembled, a finger or a small tool can be inserted into the transverse groove 23, and the mounting plate 10 can be pushed to rotate, so that the fixed frame 1 can be removed from the accommodating groove 4.
As shown in fig. 2-5, in some embodiments, a first inclined surface 12 is configured on one side of the blocking cover 9, the cross section of the blocking cover 9 gradually increases from top to bottom, and a second inclined surface 13 is configured on the abutting block 11, where the second inclined surface 13 and the first inclined surface 12 are mutually attached, by adopting such a design, when the mounting plate 10 fixes the fixing frame 1, the second inclined surface 13 can be pressed onto the first inclined surface 12, the abutting block 11 can abut against the blocking cover 9 to move towards the direction of the strip-shaped fixture block 5, and when the mounting plate 10 releases the fixing frame 1, the frictional resistance when the abutting block 11 is separated from the blocking cover 9 is smaller, so as to facilitate pushing the mounting plate 10 to rotate.
As shown in fig. 2-4, in some embodiments, the fixing mechanism includes a clamping groove 14 formed on a side of the mounting plate 10 away from the abutting block 11, a mounting groove 15 is formed on an inner wall of the accommodating groove 4, an elastic reed 16 is installed in the mounting groove 15, one end of the elastic reed 16 is fixed on the elastic reed 16, a protrusion 17 for being inserted into the clamping groove 14 is formed on the elastic reed 16, when the abutting block 11 abuts against the blocking cover 9, the mounting plate 10 covers a notch of the mounting groove 15, the clamping groove 14 is communicated with the accommodating groove 4, the protrusion 17 of the elastic reed 16 can be inserted into the clamping groove 14, so that movement of the mounting plate 10 can be limited, a square opening 18 is formed at the top of the mounting groove 15, an end portion of the elastic reed 16 movably penetrates through the square opening 18, the other end of the elastic reed 16 is the end of the elastic reed 16, and the end portion of the elastic reed 16 can be moved in the square opening 18 by stirring so that the protrusion 17 is separated from the clamping groove 14, and at this time, the mounting plate 10 can be rotated.
As shown in fig. 4, in some embodiments, the bottom of the accommodating groove 4 is provided with a heat dissipation opening 19, the heat dissipation opening 19 is communicated with the bottom of the fixed frame 1, the heat dissipation opening 19 penetrates through the mounting plate 10, so that heat dissipation can be performed on the backlight assembly 2, and a filter screen 20 is installed in the heat dissipation opening, and the filter screen 20 is used for intercepting dust so as to reduce dust attached to the backlight assembly 2.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. Backlight location structure, its characterized in that includes:
A fixed frame (1) in which a backlight module (2) is installed;
The top of the fixing plate (3) is provided with an accommodating groove (4) for accommodating the fixing frame (1), one end of the accommodating groove (4) is provided with a strip-shaped clamping block (5), and the fixing frame (1) is provided with a strip-shaped slot (6) in a matched mode;
The pushing mechanism is arranged at the other end of the accommodating groove (4) and is used for pushing the fixed frame (1) to move towards the direction of the strip-shaped clamping block (5).
2. The backlight positioning structure according to claim 1, wherein the top of the fixing plate (3) is configured with a square block (7), and the accommodating groove (4) is formed at the top of the square block (7).
3. A backlight positioning structure according to claim 2, wherein the cross section of the bar-shaped clamping block (5) is semicircular.
4. A backlight positioning structure according to claim 3, wherein a mounting opening (8) is formed on one side of the fixed frame (1) away from the strip-shaped slot (6), the backlight assembly (2) is slidably inserted into the mounting opening (8), and a blocking cover (9) for blocking the mounting opening (8) is mounted on the fixed frame (1).
5. The backlight positioning structure according to claim 4, wherein the pushing mechanism comprises a mounting plate (10) hinged in the accommodating groove (4), an abutting block (11) is mounted on one side of the mounting plate (10) facing the strip-shaped clamping block (5), the abutting block (11) has toughness, and a fixing mechanism for fixing the mounting plate (10) is arranged on the square block (7).
6. The backlight positioning structure according to claim 5, wherein a first inclined plane (12) is configured at one side of the blocking cover (9), the cross section of the blocking cover (9) gradually increases from top to bottom, the abutting block (11) is configured with a second inclined plane (13), and the second inclined plane (13) is mutually attached to the first inclined plane (12).
7. The backlight positioning structure according to claim 6, wherein the fixing mechanism comprises a clamping groove (14) formed in one side, far away from the abutting block (11), of the mounting plate (10), a mounting groove (15) is formed in the inner wall of the accommodating groove (4), an elastic reed (16) is mounted in the mounting groove (15), a protrusion (17) for being inserted into the clamping groove (14) is formed in the elastic reed (16), a square opening (18) is formed in the top of the mounting groove (15), and the end portion of the elastic reed (16) movably penetrates through the square opening (18).
8. The backlight positioning structure according to claim 2, wherein a heat dissipation opening (19) is formed at the bottom of the accommodating groove (4), the heat dissipation opening (19) penetrates through the mounting plate (10), and a filter screen (20) is mounted therein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322733328.1U CN220820435U (en) | 2023-10-11 | 2023-10-11 | Backlight source positioning structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322733328.1U CN220820435U (en) | 2023-10-11 | 2023-10-11 | Backlight source positioning structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220820435U true CN220820435U (en) | 2024-04-19 |
Family
ID=90710867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322733328.1U Active CN220820435U (en) | 2023-10-11 | 2023-10-11 | Backlight source positioning structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220820435U (en) |
-
2023
- 2023-10-11 CN CN202322733328.1U patent/CN220820435U/en active Active
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