CN212750242U - Display screen backlight unit with leak protection light structure - Google Patents
Display screen backlight unit with leak protection light structure Download PDFInfo
- Publication number
- CN212750242U CN212750242U CN202021912788.0U CN202021912788U CN212750242U CN 212750242 U CN212750242 U CN 212750242U CN 202021912788 U CN202021912788 U CN 202021912788U CN 212750242 U CN212750242 U CN 212750242U
- Authority
- CN
- China
- Prior art keywords
- display screen
- die carrier
- mould frame
- light
- piece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Planar Illumination Modules (AREA)
Abstract
The utility model discloses a display screen backlight module with light leakage prevention structure, which comprises a display screen body, a side sealing strip, a bottom sealing plate and a mould frame, wherein the bottom of the mould frame is provided with heat dissipation holes which are evenly arranged at the bottom of the mould frame, the top of the mould frame is welded with an elastic limiting part which is symmetrically arranged at the top of the mould frame, the elastic limiting part is transversely arranged at the top of the mould frame, six elastic limiting parts are longitudinally arranged at the mould frame, a groove is arranged inside the side wall inside the mould frame, and the groove is evenly arranged inside the mould frame, when an element inside the mould frame is required to be installed, a small tool is firstly used for wrestling a limiting block to enable a limiting block to compress a micro spring to enter the groove, then the element is put into the mould frame, and as long as the element is put into the correct, the limiting block can be bounced into a pin hole in the element, the purpose of quick installation is realized.
Description
Technical Field
The utility model relates to a display screen makes technical field, specifically is a display screen backlight unit with leak protection light structure.
Background
The optical module is generally used to provide uniform planar light to the display panel. Generally, a backlight module includes a light source, a light guide plate, an optical film, a frame, and the like. At present, light bars formed by fixing light emitting elements such as light emitting diodes on a circuit substrate are widely used as light sources of backlight modules, but the conventional display screen backlight modules with light leakage prevention structures have many problems or defects:
firstly, the existing display screen backlight module with the light leakage prevention structure is inconvenient to install, and the internal structure of the display screen backlight module is easy to drop;
secondly, the existing display screen backlight module with the light leakage prevention structure has light leakage, so that the backlight performance of the device is poor;
thirdly, the existing backlight module with the light leakage prevention structure is generally stuck on the display screen by hot melt adhesive, resulting in difficult replacement.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a display screen backlight unit with light leak prevention structure is in order to solve the problem that the installation that proposes in the above-mentioned background art is inconvenient, there is the light leak phenomenon and change the difficulty.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a display screen backlight unit with leak protection light structure, includes display screen body, side sealing strip, bottom sealing plate and die carrier, its characterized in that: the bottom of die carrier is provided with the louvre, and the louvre is at the bottom align to grid of die carrier, the welding of die carrier top has elasticity locating part, and elasticity locating part at the top symmetrical arrangement of die carrier, elasticity locating part has twelve at die carrier top transverse arrangement, elasticity locating part has six at die carrier longitudinal arrangement, the inside recess that is provided with of the inside lateral wall of die carrier, and the recess is at the inside align to grid of die carrier.
Preferably, the groove is internally connected with a miniature spring, one end of the miniature spring is connected with a limiting block, the limiting block slides in the groove, and the limiting block plays a limiting role.
Preferably, the side sealing strips are connected to the side wall inside the die carrier through glue, the side sealing strips are square on the side wall of the die carrier and are closely connected to the side wall of the die carrier, and the side sealing strips play a sealing role.
Preferably, the display screen body has been placed at the die carrier top, and the bottom of display screen body is provided with a plurality of holes, and elasticity locating part inserts in the hole at display screen body back and closely cooperates, and the display screen body has played the effect of demonstration.
Preferably, the bottom closing plate has been placed to the inside bottom of die carrier, and the light source board has been placed at the top of bottom closing plate, and the top of light source board is inlayed and is had LED array group, and LED array group is at the top align to grid of light source board, and LED array group has played luminous effect.
Preferably, the reflector plate has been placed at the top of light source board, the light guide plate has been placed at the top of reflector plate, diffusion piece has been placed down at the top of light guide plate, down the prism piece has been placed at the top of lower diffusion piece, the prism piece has been placed at the top of lower prism piece, the diffusion piece has been placed at the top of last prism piece, go up diffusion piece, go up the prism piece, down the prism piece, diffusion piece, light guide plate, reflector plate, light source board and bottom sealing plate's side all sets up porosely, the other end of stopper inserts respectively in these holes, the stopper has played spacing.
Compared with the prior art, the beneficial effects of the utility model are that: this display screen backlight unit with leak protection light structure is rational in infrastructure, has following advantage:
(1) through being provided with miniature spring, recess and stopper realized simple to operate's purpose, current module installation is inconvenient, leads to the installation waste time, consequently, during the use, when will installing the inside component of module, break the stopper with the gadget off with the fingers and thumb earlier, make the miniature spring of stopper compression enter into the recess, then put into the die carrier to the component, as long as the component is put into correctly, fix in the pinhole that the stopper will be gone into the component, realized the quick purpose of installation.
(2) Through being provided with side sealing strip, bottom seal plate and die carrier have realized preventing the purpose of module light leak, the easy light leak of current module leads to the display effect not good, consequently is provided with side sealing strip around the die carrier, side sealing strip and component closely mesh, be provided with the bottom seal plate in the bottom of die carrier simultaneously, the inseparable cooperation of bottom seal plate and component prevents that the module from the purpose of other local light leaks, has improved the effect that shows.
(3) Realized dismantling the convenient purpose of module through being provided with die carrier and elasticity locating part, current module generally uses the hot melt adhesive to fix, leads to the module to damage and is difficult for changing, consequently, during the use, changes the hot melt adhesive into the buckle design, and elasticity locating part disect insertion realizes fixedly in the hole of display screen body, when dismantling, directly breaks the elasticity locating part with regard to the detachable off with the fingers and thumb, has realized dismantling convenient purpose.
Drawings
Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;
FIG. 2 is a schematic top view of the light source board of the present invention;
fig. 3 is a schematic view of the external bottom structure of the mold frame of the present invention;
fig. 4 is a schematic view of the external overlooking structure of the die carrier of the present invention;
fig. 5 is a schematic view of the side view of the outside of the mold frame of the present invention;
fig. 6 is an enlarged schematic structural diagram of a in fig. 1 according to the present invention.
In the figure: 1. a display screen body; 2. a side seal strip; 3. an upper diffusion sheet; 4. an upper prism sheet; 5. a lower prism sheet; 6. a lower diffusion sheet; 7. a light guide plate; 8. a reflective sheet; 9. a light source plate; 10. a micro-spring; 11. a groove; 12. a limiting block; 13. a bottom seal plate; 14. a mold frame; 15. an LED array group; 16. heat dissipation holes; 17. elastic limiting piece.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides an embodiment: a display screen backlight module with a light leakage prevention structure comprises a display screen body 1, a side sealing strip 2, a bottom sealing plate 13 and a mould frame 14, wherein heat dissipation holes 16 are formed in the bottom of the mould frame 14, the heat dissipation holes 16 are uniformly arranged at the bottom of the mould frame 14, elastic limiting parts 17 are welded to the top of the mould frame 14, the elastic limiting parts 17 are symmetrically arranged at the top of the mould frame 14, twelve elastic limiting parts 17 are transversely arranged at the top of the mould frame 14, six elastic limiting parts 17 are longitudinally arranged at the mould frame 14, grooves 11 are formed in the inner side wall of the mould frame 14, and the grooves 11 are uniformly arranged in the mould frame 14;
a miniature spring 10 is connected inside the groove 11, one end of the miniature spring 10 is connected with a limiting block 12, and the limiting block 12 slides in the groove 11;
when the element installing device is used, when an element in a module is to be installed, the limiting block 12 is firstly pulled by a small tool, the limiting block 12 compresses the micro spring 10 to enter the groove 11, then the element is placed in the die carrier 14, and as long as the element is placed correctly, the limiting block 12 can be popped into a pin hole in the element to be fixed, so that the purpose of quick installation is achieved;
the side wall inside the die carrier 14 is connected with a side sealing strip 2 through gluing, and the side sealing strip 2 is square on the side wall of the die carrier 14 and is closely connected to the side wall of the die carrier 14;
the display screen body 1 is placed at the top of the mould frame 14, a plurality of holes are formed in the bottom of the display screen body 1, and the elastic limiting pieces 17 are inserted into the holes in the back of the display screen body 1 and are tightly matched with the holes;
a bottom sealing plate 13 is arranged at the bottom end inside the die carrier 14, a light source plate 9 is arranged at the top of the bottom sealing plate 13, an LED array group 15 is embedded in the top of the light source plate 9, and the LED array groups 15 are uniformly arranged on the top of the light source plate 9;
when the module is used, the side sealing strips 2 are arranged around the mould frame 14, the side sealing strips 2 are tightly meshed with elements, meanwhile, the bottom sealing plate 13 is arranged at the bottom of the mould frame 14, and the bottom sealing plate 13 is tightly matched with the elements, so that the module is prevented from leaking light from other places, and the display effect is improved;
a reflecting sheet 8 is placed at the top of the light source plate 9, a light guide plate 7 is placed at the top of the reflecting sheet 8, a lower diffusion sheet 6 is placed at the top of the light guide plate 7, a lower prism sheet 5 is placed at the top of the lower diffusion sheet 6, an upper prism sheet 4 is placed at the top of the lower prism sheet 5, an upper diffusion sheet 3 is placed at the top of the upper prism sheet 4, holes are formed in the side surfaces of the upper diffusion sheet 3, the upper prism sheet 4, the lower prism sheet 5, the lower diffusion sheet 6, the light guide plate 7, the reflecting sheet 8, the light source plate 9 and the bottom sealing plate 13;
during the use, change the hot melt adhesive into the buckle design, during the hole of elasticity locating part 17 disect insertion display screen body 1 realized fixedly, when will dismantling, directly break off with the fingers and thumb elasticity locating part 17 just the detachable, realized dismantling convenient purpose.
The working principle is as follows: when the module is used, the module is installed, when an element in the module is to be installed, the limit block 12 is firstly pulled by a small tool to enable the limit block 12 to compress the micro spring 10 to enter the groove 11, then the element is placed in the die carrier 14, as long as the element is placed correctly, the limit block 12 can be bounced into a pin hole in the element to be fixed, the purpose of quick installation is realized, the existing module is easy to leak light, and the display effect is poor, so the side sealing strip 2 is arranged around the die carrier 14, the side sealing strip 2 is tightly meshed with the element, meanwhile, the bottom sealing plate 13 is arranged at the bottom of the die carrier 14, the bottom sealing plate 13 is tightly matched with the element, the purpose of preventing the module from leaking light from other places is realized, the display effect is improved, the existing module is generally fixed by hot melt adhesive, the module is not easy to be replaced due to damage, the hot melt adhesive is changed into a buckle design, the elastic limiting part 17 is directly inserted into a hole of the display screen body 1 to realize fixation, and when the display screen is to be disassembled, the elastic limiting part 17 can be directly pulled off, so that the aim of convenient disassembly is fulfilled.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a display screen backlight unit with leak protection light structure, includes display screen body (1), side sealing strip (2), bottom sealing plate (13) and die carrier (14), its characterized in that: the bottom of die carrier (14) is provided with louvre (16), and louvre (16) at the bottom align to grid of die carrier (14), the welding of die carrier (14) top has elasticity locating part (17), and elasticity locating part (17) at the top symmetrical arrangement of die carrier (14), elasticity locating part (17) have twelve at die carrier (14) top transverse arrangement, elasticity locating part (17) have six at die carrier (14) longitudinal arrangement, die carrier (14) inside lateral wall is provided with recess (11), and recess (11) at the inside align to grid of die carrier (14).
2. The display screen backlight module with the light leakage prevention structure of claim 1, characterized in that: the miniature spring (10) is connected to recess (11) internal connection, and the one end of miniature spring (10) is connected with stopper (12), and stopper (12) slide in recess (11).
3. The display screen backlight module with the light leakage prevention structure of claim 1, characterized in that: the side sealing strip (2) is connected to the side wall inside the die carrier (14) through glue, and the side sealing strip (2) is square on the side wall of the die carrier (14) and is closely connected to the side wall of the die carrier (14).
4. The display screen backlight module with the light leakage prevention structure of claim 1, characterized in that: the display screen body (1) is placed at the top of the die carrier (14), a plurality of holes are formed in the bottom of the display screen body (1), and the elastic limiting pieces (17) are inserted into the holes in the back of the display screen body (1) and are tightly matched with each other.
5. The display screen backlight module with the light leakage prevention structure of claim 1, characterized in that: bottom closing plate (13) have been placed to the inside bottom of die carrier (14), and light source board (9) have been placed at the top of bottom closing plate (13), and the top of light source board (9) is inlayed and is had LED array group (15), and LED array group (15) at the top align to grid of light source board (9).
6. The display screen backlight module with the light leakage prevention structure of claim 5, wherein: reflector plate (8) have been placed at the top of light source board (9), light guide plate (7) have been placed at the top of reflector plate (8), diffusion piece (6) have been placed down at the top of light guide plate (7), prism piece (5) have been placed down at the top of diffusion piece (6) down, last prism piece (4) have been placed at the top of lower prism piece (5), last diffusion piece (3) have been placed at the top of going up prism piece (4), go up diffusion piece (3), go up prism piece (4), lower prism piece (5), diffusion piece (6) down, light guide plate (7), reflector plate (8), the side of light source board (9) and bottom closing plate (13) all sets up porosely, the other end of stopper (12) inserts respectively in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021912788.0U CN212750242U (en) | 2020-09-04 | 2020-09-04 | Display screen backlight unit with leak protection light structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021912788.0U CN212750242U (en) | 2020-09-04 | 2020-09-04 | Display screen backlight unit with leak protection light structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212750242U true CN212750242U (en) | 2021-03-19 |
Family
ID=74992686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021912788.0U Active CN212750242U (en) | 2020-09-04 | 2020-09-04 | Display screen backlight unit with leak protection light structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212750242U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114093245A (en) * | 2021-12-06 | 2022-02-25 | 深圳市视安通电子有限公司 | High-wall type diffusion structure design |
-
2020
- 2020-09-04 CN CN202021912788.0U patent/CN212750242U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114093245A (en) * | 2021-12-06 | 2022-02-25 | 深圳市视安通电子有限公司 | High-wall type diffusion structure design |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201696950U (en) | Back light module | |
| CN101526185A (en) | LED backlight module | |
| CN201401701Y (en) | Backlight modular structure of liquid crystal display | |
| CN106647029B (en) | Backlight module and backlight source and rubber frame thereof | |
| CN212750242U (en) | Display screen backlight unit with leak protection light structure | |
| CN102889523A (en) | Backlight module | |
| WO2018232791A1 (en) | Rubber frame for backlight module, backlight module and liquid crystal display module | |
| CN204554522U (en) | Down straight aphototropism mode set and display unit | |
| CN104214590A (en) | Backlight module and liquid crystal display device | |
| CN106597745A (en) | Backlight source used for liquid crystal television | |
| CN102635810A (en) | Backlight module | |
| CN105093673B (en) | A kind of reverse group dress backlight glue frame, backlight module and display device | |
| US20130208209A1 (en) | Liquid Crystal Display Module | |
| CN207249303U (en) | A kind of new type superthin LED backlight module | |
| CN103791320A (en) | LED (light emitting diode) backlight module | |
| CN209911714U (en) | Direct type backlight source | |
| CN212276157U (en) | Frameless liquid crystal display module | |
| CN201413442Y (en) | Backlight source | |
| CN203927600U (en) | Backlight module | |
| TWI400532B (en) | Backlight module and liquid crystal display device including the same | |
| CN209690676U (en) | A kind of backlight module with novel FPC connection structure | |
| CN211403024U (en) | Liquid crystal display backlight unit and liquid crystal display | |
| CN208752355U (en) | A kind of glue frame side is affixed on the Novel back optical mode group of backboard outer wall | |
| CN201421001Y (en) | Side-entering backlight module | |
| CN215297878U (en) | High-brightness backlight source with dot structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |