CN202419525U - Liquid crystal display and extruded aluminum fixing structure in backlight module thereof - Google Patents
Liquid crystal display and extruded aluminum fixing structure in backlight module thereof Download PDFInfo
- Publication number
- CN202419525U CN202419525U CN2011205192391U CN201120519239U CN202419525U CN 202419525 U CN202419525 U CN 202419525U CN 2011205192391 U CN2011205192391 U CN 2011205192391U CN 201120519239 U CN201120519239 U CN 201120519239U CN 202419525 U CN202419525 U CN 202419525U
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- extruded aluminum
- aluminium extruded
- card article
- back plate
- backboard
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Abstract
The utility model discloses a liquid crystal display and an extruded aluminum fixing structure in a backlight module thereof. The extruded aluminum fixing structure comprises a back plate, an LED light bar and extruded aluminum, wherein the extruded aluminum is arranged on the back plate and contacted with the back of the LED light bar to assist the LED light bar to radiate heat; a clamping trough with an opening is arranged on the extruded aluminum; a clamping strip matched with the clamping trough is arranged on the back plate; and the clamping strip is clamped in the clamping trough to connect the extruded aluminum to the back plate. Due to the adaption of a clamping connection mode, secondary processing to the extruded aluminum and the back plate is reduced, screws or rivets used for fixing the extruded aluminum are saved, screwing tools or riveting equipment are avoided being used, processing cost, material cost and tool and equipment tool cost of the backlight module are reduced, an effective contact area of the extruded aluminum and the back plate is increased, and the heat radiation effect of the LED light bar is improved; and meanwhile, an assembly procedure of the back plate and the extruded aluminum is also simplified with the clamping connection mode, so that working hours are saved, and the production efficiency is improved.
Description
Technical field
The utility model relates to the module backlight field in the LCD, and in particular, what improvement related to is the aluminium extruded fixed structure in a kind of LCD and the module backlight thereof.
Background technology
For liquid crystal displays such as LCD TVs, its inner module backlight generally includes parts such as backboard, aluminium extruded, LED lamp bar, reflector plate, LGP, blooming piece, glue frame and preceding frame.Wherein, the main effect of aluminium extruded is to be the heat radiation of LED lamp bar, and its material is mainly aluminium; In traditional module backlight, aluminium extruded often is fastened on the backboard through screw or rivet.
But; Existing aluminium extruded fixed form not only need be carried out secondary operations to aluminium extruded and backboard; Also increase the material cost of screw or rivet, increase the time of assembling procedure, increase screw instrument or riveting equipment; And between aluminium extruded and backboard, very easily cause the gap, reduced radiating effect to LED lamp bar.
Therefore, prior art still haves much room for improvement and develops.
The utility model content
The purpose of the utility model is, the aluminium extruded fixed structure in a kind of LCD and the module backlight thereof is provided, and can improve the radiating effect to LED lamp bar, reduces production costs.
The technical scheme of the utility model is following: the aluminium extruded fixed structure in a kind of module backlight comprises backboard, LED lamp bar and aluminium extruded; Said aluminium extruded is arranged on the backboard, contacts with the back side of LED lamp bar, auxiliary this LED lamp bar heat radiation; Wherein: on said aluminium extruded, be provided with one have an opening draw-in groove; Said backboard is provided with the card article of adaptive this draw-in groove; Said card article is fastened in this draw-in groove, and aluminium extruded is connected on the backboard.
Aluminium extruded fixed structure in the described module backlight, wherein: the side bending at said aluminium extruded is extended and the contacted sidewall of card article; Said sidewall links to each other successively and is formed for wrapping up the said draw-in groove of card article.
Aluminium extruded fixed structure in the described module backlight, wherein: said card article is positioned at the end of backboard, comprises first card article and second card article that are provided with at interval; The lateral surface of the lateral surface of said first card article and second card article contacts with draw-in groove respectively.
A kind of LCD comprises liquid crystal board and module backlight, and wherein said module backlight has adopted the aluminium extruded fixed structure in the above-mentioned module backlight described in each.
Described LCD, wherein: this LCD is set to LCD TV.
A kind of LCD that the utility model provided and the aluminium extruded fixed structure in the module backlight thereof; Owing to adopted the engaging connected mode, not only reduced secondary operations to aluminium extruded and backboard, saved fixedly used screw or the rivet of aluminium extruded; Screw instrument or riveting equipment have been avoided using; Reduce processing cost, material cost and the tool equipment cost of module backlight, and increased effective contact area of aluminium extruded and backboard, improved the radiating effect of LED lamp bar; Simultaneously, the engaging connected mode has also been simplified the assembling procedure of backboard and aluminium extruded, has saved man-hour, has improved production efficiency.
Description of drawings
Fig. 1 is the stereogram of aluminium extruded fixed structure in the utility model module backlight.
Fig. 2 is the cutaway view Amplified image of aluminium extruded fixed structure in the utility model module backlight.
Fig. 3 is the three-dimensional exploded view of the utility model back light module unit structure.
The specific embodiment
Below will combine accompanying drawing, the specific embodiment and the embodiment of the utility model specified, described specific embodiment in order to explain the utility model, is not the specific embodiment that is used to limit the utility model only.
Aluminium extruded fixed structure in the module a kind of backlight of the utility model, as shown in Figure 1, comprise backboard 110, LED lamp bar 120 and aluminium extruded 130 in the module backlight; This aluminium extruded 130 is arranged on the backboard 110, contacts with the back side of LED lamp bar 120, is used for auxiliary these LED lamp bar 120 heat radiations; On said aluminium extruded 130, be provided with one have an opening draw-in groove, backboard 110 is provided with the card article of adaptive this draw-in groove; Said card article is fastened in this draw-in groove, is used for said aluminium extruded 130 is connected backboard 110.
Concrete, in the preferred implementation of the aluminium extruded fixed structure in the utility model module backlight,, extend and the contacted sidewall of card article (113 and 111) (131,132,133 and 134) in the side bending of said aluminium extruded 130 in conjunction with shown in Figure 2; Said sidewall 131,132,133 and 134 links to each other successively and forms the draw-in groove of parcel card article (113 and 111).The inner surface of the sidewall on the said aluminium extruded 130 (131,132,133 and 134) all can contact with card article (the 113 and 111) outer surface on the backboard 110; Increased the contact area of aluminium extruded 130 thus greatly, thereby improved radiating effect greatly LED lamp bar 120 with backboard 110.In addition, the draw-in groove with opening that is made up of said sidewall 131,132,133 and 134 has certain elasticity, can improve the tightness degree that engages with card article (113 and 111), and reduces the assembling difficulty of aluminium extruded 130 and backboard 110.
Concrete, as shown in Figure 2, said card article (113 and 111) is positioned at the end of backboard 110, comprises first card article 113 and second card article 111 that are provided with at interval; The lateral surface of said first card article 113 contacts with the sidewall of draw-in groove 131,132 and 133, and the lateral surface of said second card article 111 contacts with the sidewall of draw-in groove 133 and 134; Said first card article 113 and second card article 111 can laterally arrange, and form gap 112 between the two, can increase the deflection of card article (113 and 111), further improve the tightness degree that engages with draw-in groove, and further reduce the assembling difficulty of aluminium extruded 130 and backboard 110.
Based on the aluminium extruded fixed structure in the above-mentioned module backlight; The utility model has also proposed a kind of LCD; As shown in Figure 3; Frame 190, liquid crystal board 180, glue frame 170 and module backlight before comprising, said module backlight comprises blooming piece 160, LGP 150, reflector plate 140, aluminium extruded 130, LED lamp bar 120 and backboard 110; Wherein, said aluminium extruded 130, LED lamp bar 120 and backboard 110 have adopted the aluminium extruded fixed structure in the module backlight described in above-mentioned each embodiment, with production cost that reduces LCD and the radiating effect that improves module backlight in the LCD.
Be preferably, said LCD can be a LCD TV, is particularly useful for the LCD TV of direct-light type LED backlight module, with the useful life that prolongs module backlight in the LCD TV and the market competitiveness that improves LCD TV.
With in the prior art with screw or rivet fixedly the fixed form of aluminium extruded compare; A kind of LCD that the utility model provided and the aluminium extruded fixed structure in the module backlight thereof; Owing to adopted the engaging connected mode, not only reduced secondary operations to aluminium extruded and backboard, saved fixedly used screw or the rivet of aluminium extruded; Screw instrument or riveting equipment have been avoided using; Reduce processing cost, material cost and the tool equipment cost of module backlight, and increased effective contact area of aluminium extruded and backboard, improved the radiating effect of LED lamp bar; Simultaneously, the engaging connected mode has also been simplified the assembling procedure of backboard and aluminium extruded, has saved man-hour, has improved production efficiency.
Should be understood that; The preferred embodiment that the above is merely the utility model is not sufficient to limit the technical scheme of the utility model, concerning those of ordinary skills; Within the spirit and principle of the utility model; Can increase and decrease according to above-mentioned explanation, replacement, conversion or improvement, and all these increases and decreases, replacement, conversion or improve after technical scheme, all should belong to the protection domain of the utility model accompanying claims.
Claims (5)
1. the aluminium extruded fixed structure in the module backlight comprises backboard, LED lamp bar and aluminium extruded; Said aluminium extruded is arranged on the backboard, contacts with the back side of LED lamp bar, auxiliary this LED lamp bar heat radiation; It is characterized in that: on said aluminium extruded, be provided with one have an opening draw-in groove; Said backboard is provided with the card article of adaptive this draw-in groove; Said card article is fastened in this draw-in groove, and aluminium extruded is connected on the backboard.
2. the aluminium extruded fixed structure in the module backlight according to claim 1 is characterized in that: the side bending at said aluminium extruded is extended and the contacted sidewall of card article; Said sidewall links to each other successively and is formed for wrapping up the draw-in groove of card article.
3. the aluminium extruded fixed structure in the module backlight according to claim 1 is characterized in that: said card article is positioned at the end of backboard, comprises first card article and second card article that are provided with at interval; The lateral surface of the lateral surface of said first card article and second card article contacts with draw-in groove respectively.
4. a LCD comprises liquid crystal board and module backlight, it is characterized in that: said module backlight has adopted like the aluminium extruded fixed structure in each described module backlight in the claim 1 to 3.
5. LCD according to claim 4 is characterized in that: this LCD is set to LCD TV.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205192391U CN202419525U (en) | 2011-12-13 | 2011-12-13 | Liquid crystal display and extruded aluminum fixing structure in backlight module thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205192391U CN202419525U (en) | 2011-12-13 | 2011-12-13 | Liquid crystal display and extruded aluminum fixing structure in backlight module thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202419525U true CN202419525U (en) | 2012-09-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205192391U Expired - Fee Related CN202419525U (en) | 2011-12-13 | 2011-12-13 | Liquid crystal display and extruded aluminum fixing structure in backlight module thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202419525U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102799023A (en) * | 2012-09-11 | 2012-11-28 | 深圳市华星光电技术有限公司 | Liquid crystal display (LCD) device |
| WO2014040314A1 (en) * | 2012-09-12 | 2014-03-20 | 深圳市华星光电技术有限公司 | Backlight heat-dissipating structure and liquid crystal module |
| US9030642B2 (en) | 2012-09-11 | 2015-05-12 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Liquid crystal display device |
-
2011
- 2011-12-13 CN CN2011205192391U patent/CN202419525U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102799023A (en) * | 2012-09-11 | 2012-11-28 | 深圳市华星光电技术有限公司 | Liquid crystal display (LCD) device |
| WO2014040308A1 (en) * | 2012-09-11 | 2014-03-20 | 深圳市华星光电技术有限公司 | Liquid crystal display device |
| CN102799023B (en) * | 2012-09-11 | 2015-02-04 | 深圳市华星光电技术有限公司 | Liquid crystal display (LCD) device |
| US9030642B2 (en) | 2012-09-11 | 2015-05-12 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Liquid crystal display device |
| WO2014040314A1 (en) * | 2012-09-12 | 2014-03-20 | 深圳市华星光电技术有限公司 | Backlight heat-dissipating structure and liquid crystal module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120905 Termination date: 20151213 |
|
| EXPY | Termination of patent right or utility model |