CN204945572U - A kind of backlight module with drawing and pulling type LED lamp bar - Google Patents
A kind of backlight module with drawing and pulling type LED lamp bar Download PDFInfo
- Publication number
- CN204945572U CN204945572U CN201520726375.6U CN201520726375U CN204945572U CN 204945572 U CN204945572 U CN 204945572U CN 201520726375 U CN201520726375 U CN 201520726375U CN 204945572 U CN204945572 U CN 204945572U
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- China
- Prior art keywords
- backlight module
- lamp bar
- fixing device
- light bar
- framework
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- 239000004411 aluminium Substances 0.000 claims abstract description 11
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 11
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 abstract description 53
- 238000010586 diagram Methods 0.000 description 14
- 239000000758 substrate Substances 0.000 description 7
- 239000002390 adhesive tape Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000003292 glue Substances 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000002346 layers by function Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Landscapes
- Fastening Of Light Sources Or Lamp Holders (AREA)
- Planar Illumination Modules (AREA)
Abstract
The utility model provides a kind of backlight module with drawing and pulling type LED lamp bar, comprises LED lamp bar, light bar fixing device and framework, and described light bar fixing device comprises fixing bayonet socket; The framework of described backlight module embeds in described fixing bayonet socket and carries out card and fix; Described light bar fixing device is fixedly connected with described lamp bar.LED lamp bar, by behind the end that stationary installation is connected to LED lamp bar aluminium base, is inserted backlight module by the utility model, the bayonet socket of stationary installation and the framework card of backlight module and, achieve the fixing of LED lamp bar.
Description
Technical field
The utility model relates to LED lamp bar technology, particularly relates to a kind of backlight module with drawing and pulling type LED lamp bar.
Background technology
Backlight module, as light source, is one of important component part of liquid crystal display, is divided into different kinds according to the difference of light-emitting component.Wherein, it is low that LED has operating voltage, can active illuminating, and brightness voltage available (or electric current) regulates, shock-resistant, anti-vibration and life-span long feature, becomes one of backlight module light-emitting component having prospect.LED can adopt straight-down negative and side entering type two kinds of modes to be arranged in backlight module, and in straight-down negative, LED is arranged on the inside surface of back plate main body, and the general array that adopts distributes, and the light that in this method, LED sends is uneven.In side entering type, LED is arranged on the inside surface of backboard sidewall, and it is very even that the light that LED sends becomes under the effect of light guide plate, and then improve the display effect of liquid crystal display.Fixing for convenience of LED, is arranged on LED on substrate, makes LED lamp bar, can realize LED lamp bar fixing in backlight module by substrate and the backboard of fixed L ED lamp bar.On the other hand, in side entering type, LED is no longer positioned over below each functional layer of backlight module, and can reach the effect reducing backlight module thickness, therefore, side entering type LED lamp bar backlight module becomes main flow backlight.
In side entering type LED lamp bar backlight module, the fixed form of LED lamp bar is various, conventional method comprises: double faced adhesive tape fixation, screw fixation and pullable fixation, first two mode be adopt double faced adhesive tape adhesion and screw twist with mode the substrate of LED lamp bar and backboard are carried out being connected, there is the problems such as double faced adhesive tape remains when dismantling lamp bar, and not easy to operate.Pullable fixation realizes pull in slot LED lamp bar designed in correspondence to be fixed lamp bar, without the need to other adhesives fixing auxiliary, convenient and swift, precision is high, repeatability is strong.Adopt in this way fixed L ED lamp bar time, existing method is: first insert in the fixed card slot of stationary installation by LED lamp bar, then uses lock lock in lamp bar end and stationary installation, in last entirety insertion backlight module.When adopting pullable fixation fixed L ED lamp bar, need the stationary installation designing ad hoc structure, also need the cooperation of latch-up structure, used unit is many, and assembling is complicated, and cost is high.
Therefore the fixed form designing a kind of new drawing and pulling type LED lamp bar is needed.
Utility model content
The utility model provides a kind of backlight module with drawing and pulling type LED lamp bar, uses easy stationary installation to realize the fixing of drawing and pulling type LED lamp bar.
The backlight module that the utility model provides, comprises LED lamp bar, light bar fixing device and framework, and described light bar fixing device comprises fixing bayonet socket; The framework of described backlight module embeds in described fixing bayonet socket and carries out card and fix; Described light bar fixing device is fixedly connected with described lamp bar.
Further, the top of described fixing bayonet socket has elasticity, and the direction towards described bottom bends inwards, for framework described in resilient clamp.
Further, described light bar fixing device is the U-shaped of horizontal positioned, comprises top, bottom and connects the connecting portion of described upper and lower, described U-shaped as described fixing bayonet socket.
Further, described light bar fixing device is arranged on the corner of described framework, and the outside surface of described light bar fixing device and the flush with outer surface of described framework, be entrenched in the breach at described frame corner place.
Further, described light bar fixing device also comprises fixed sidewall, described fixed sidewall is connected with the connecting portion of light bar fixing device, and it is vertical with the fixing bayonet socket direction of light bar fixing device, contact for supporting with the side of described framework, so that described light bar fixing device and described framework are fixed.
Further, described light bar fixing device is fixed on the end of described lamp bar.
Further, the opening direction of described fixing bayonet socket is consistent with the length direction of described lamp bar.
Further, the inside surface of the aluminium base of described lamp bar and a side of the fixing bayonet socket of described light bar fixing device or outside surface are fixedly connected with.
Further, aluminium base and the described framework of described lamp bar extrude stacked mutually, card and in described fixing bayonet socket.
Further, the aluminium base of described lamp bar is fitted in piece mode and is fixed on the surface of described light bar fixing device.
LED lamp bar, by behind the end that stationary installation is connected to LED lamp bar aluminium base, is inserted backlight module by the utility model, the bayonet socket of stationary installation and the framework card of backlight module and, achieve the fixing of LED lamp bar, used unit is few, simple to operate, and facilitates the dismounting of LED lamp bar.
Accompanying drawing explanation
Fig. 1 is the section structure schematic diagram of backlight module in the utility model embodiment;
Fig. 2 is the section structure schematic diagram of light bar fixing device in the utility model embodiment;
Fig. 3 is the section structure schematic diagram being connected and fixed device back light bar in the utility model embodiment;
Fig. 4 A is the structural representation that in the utility model embodiment, lamp bar fixes rear backlight module;
Fig. 4 B is the position relationship schematic diagram of stationary installation and backlight module frame in the utility model embodiment;
Fig. 5 A is the section structure schematic diagram of the lower surface of stationary installation bottom in the utility model embodiment when being connected with lamp bar reverse side;
Fig. 5 B is the position relationship schematic diagram of stationary installation that in the utility model embodiment, Fig. 5 A is corresponding and backlight module frame;
Fig. 6 A is the section structure schematic diagram increasing fixed sidewall posterior fixation devices in the utility model embodiment;
Fig. 6 B is the structural representation using backlight module after the stationary installation fixed light bar in Fig. 6 A in the utility model embodiment.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.Be understandable that, specific embodiment described herein only for explaining the utility model, but not to restriction of the present utility model.It also should be noted that, for convenience of description, illustrate only the part relevant to the utility model in accompanying drawing but not entire infrastructure.
Fig. 1 is the section structure schematic diagram of backlight module in the utility model embodiment, backlight module 10 comprises feature board group 11, LED lamp bar 15, chase 18, framework 19 and LED lamp bar stationary installation, wherein, described feature board group 11 specifically comprises the parts for realizing backlight function such as blooming piece 12, light guide plate 13 and reflector plate 14, and described framework 19 specifically comprises backboard 16 and glue frame 17.LED lamp bar 15 realizes pull in the space between feature board group 11 and backboard 16.The utility model employs the side entering type installation method of LED lamp bar, LED lamp bar 15 substrate and backboard 16 is fitted and connected by stationary installation.In the utility model, LED lamp bar stationary installation is positioned at the corner of cuboid-type backlight module 10, and Fig. 1 is the sectional drawing of backlight module center section, does not therefore demonstrate the structure of stationary installation in Fig. 1.
Fig. 2 is the section structure schematic diagram of light bar fixing device in the utility model embodiment, as shown in Figure 2, described light bar fixing device 20 comprises fixing bayonet socket, described fixing bayonet socket is the U-shaped of horizontal positioned, comprises top 201, bottom 202 and connects the connecting portion 203 of described top 201 and bottom 202.The top 201 of described stationary installation 20 preferably has elasticity, and the direction towards described bottom 202 bends inwards, for the framework 19 of resilient clamp backlight module 10.For preparation has flexible stationary installation 20, when stationary installation 20 horizontal positioned, the top 201 of described fixing bayonet socket is designed to lower than the one end near connecting portion 203 away from one end of connecting portion 203.Realize stationary installation 20 and framework 19 card and time, upwards the top 201 of cocked fixing bayonet socket is away from one end of connecting portion 203, framework 19 is inserted in fixing bayonet socket, framework 19 and stationary installation 20 can be blocked after letting go and, and due to the Flexible Design on top 201, fixing tight ness rating is improved.On the other hand, this fixed form only needs operating personnel to pull stationary installation 20, by card with realize the fixing of LED lamp bar 15 and dismounting, without the need to sticky and and other fixing, because this simplify the installation and removal process of LED lamp bar 15.
Fig. 3 is the section structure schematic diagram being connected and fixed device back light bar in the utility model embodiment, and as shown in Figure 3, the upper surface of described stationary installation 20 bottom 202 is connected with the end in LED lamp bar 15 front.For ease of realizing pull design, the present embodiment aluminium substrate LED lamp bar.Further, described LED lamp bar stationary installation 20 can be sheet metal, also can be that plastics etc. are by the moulding material realizing above-mentioned stationary installation 20 ad hoc structure, stationary installation 20 is for being connected with LED lamp bar 15 aluminium base by piece mode during sheet metal, when stationary installation 20 is plastic or other material, be connected with LED lamp bar 15 aluminium base by double faced adhesive tape.
Fig. 4 A is the structural representation that in the utility model embodiment, lamp bar fixes rear backlight module, after stationary installation 20 is connected with the end of LED lamp bar 15, LED lamp bar 15 is inserted in the space between feature board group 11 and backboard 16, the framework 19 of backlight module is made to snap in the bayonet socket of stationary installation 20, framework 19 is clamped by the fixing bayonet socket of elastic construction by stationary installation, realizes the fixing of LED lamp bar 15.When stationary installation 20 pairs of LED lamp bar 15 are fixed, the top 201 of stationary installation 20 and connecting portion 203 are exposed to the outside of backlight module 10, easily scraped in subsequent applications and dragged, for solving the problem, backlight module chase 18 has carried out vacancy design around the corner, like this, when top 201 length of stationary installation 20 is less than or equal to empty portions, secure in the backlight module after LED lamp bar 15, the outside surface of stationary installation 20 and chase 19 flush with outer surface, namely chase 18 serves protective effect to stationary installation 20, therefore, the framework 19 for being made up of backboard 16 and glue frame 17 in stationary installation 20 bayonet socket is snapped in the present embodiment.
Fig. 4 B is the position relationship schematic diagram of stationary installation and backlight module frame in the utility model embodiment, realize LED lamp bar 15 fixing after, the framework 19 of backlight module 20 is stuck in the bayonet socket of stationary installation 20, the Flexible Design of stationary installation add card and tight ness rating.
Concrete, the position relationship that the lower surface of stationary installation 20 bottom 202 can be adopted to contact with the reverse side of lamp bar 20 connects, Fig. 5 A is the section structure schematic diagram after stationary installation is connected with lamp bar in the above described manner, as shown in Figure 5A, the lower surface laminating of stationary installation 20 bottom 202 is fixed on the reverse side of LED lamp bar 15 substrate, the fixing bayonet socket of stationary installation 20 is arranged in the side deviating from LED lamp bar 15 LED place, block with framework 19 and time, card and only have framework in stationary installation bayonet socket, does not have LED lamp bar 15 substrate.Fig. 5 B is the position relationship schematic diagram of stationary installation that Fig. 5 A is corresponding and backlight module frame.
Further, stationary installation can increase fixed sidewall design, Fig. 6 A is the section structure schematic diagram increasing fixed sidewall posterior fixation devices, comprise top 601, bottom 602, connecting portion 603 and fixed sidewall 604, described fixed sidewall 604 is connected with the connecting portion 604 of stationary installation 60, and vertical with the fixing bayonet socket direction of stationary installation 60.Fig. 6 B is the structural representation of backlight module after the stationary installation fixed light bar in use Fig. 6 A, the upper surface of described bottom 602 is connected with the front of LED lamp bar 15, the bayonet socket of described stationary installation 60 and a checkpost of backlight module frame 19 and, the adjacent side card of described fixing faceplate 604 and described framework 19 and, enhance the fixed effect of lamp bar 15.Further, after adding fixing faceplate 604, fixing faceplate 604 is exposed to outside backlight module, easily scrape and drag, so the chase 19 of backlight module has done corresponding vacancy design, make in the backlight module after securing LED lamp bar 15, the outside surface of fixing faceplate 604 and chase 19 flush with outer surface.Concrete, stationary installation 60 also can use the lower surface of its underpart 602 to be connected with the reverse side of LED lamp bar 15.
Note, above are only preferred embodiment of the present utility model and institute's application technology principle.Skilled person in the art will appreciate that the utility model is not limited to specific embodiment described here, various obvious change can be carried out for a person skilled in the art, readjust and substitute and protection domain of the present utility model can not be departed from.Therefore, although be described in further detail the utility model by above embodiment, but the utility model is not limited only to above embodiment, when not departing from the utility model design, can also comprise other Equivalent embodiments more, scope of the present utility model is determined by appended right.
Claims (10)
1. there is a backlight module for drawing and pulling type LED lamp bar, comprise LED lamp bar, light bar fixing device and framework, it is characterized in that:
Described light bar fixing device is fixing bayonet socket;
The framework of described backlight module embeds in described fixing bayonet socket and carries out card and fix;
Described light bar fixing device is fixedly connected with described lamp bar.
2. backlight module according to claim 1, is characterized in that:
The top of described fixing bayonet socket has elasticity, and the direction towards described bottom bends inwards, for framework described in resilient clamp.
3. backlight module according to claim 1 and 2, is characterized in that:
Described light bar fixing device is the U-shaped of horizontal positioned, comprises top, bottom and connects the connecting portion of described upper and lower, described U-shaped as described fixing bayonet socket.
4. backlight module according to claim 3, is characterized in that:
Described light bar fixing device is arranged on the corner of described framework, and the outside surface of described light bar fixing device and the flush with outer surface of described framework, be entrenched in the breach at described frame corner place.
5. backlight module according to claim 4, is characterized in that:
Described light bar fixing device also comprises fixed sidewall, described fixed sidewall is connected with the connecting portion of light bar fixing device, and vertical with the fixing bayonet socket direction of light bar fixing device, contact for supporting with the side of described framework, so that described light bar fixing device and described framework are fixed.
6. backlight module according to claim 4, is characterized in that:
Described light bar fixing device is fixed on the end of described lamp bar.
7. backlight module according to claim 5, is characterized in that:
The opening direction of described fixing bayonet socket is consistent with the length direction of described lamp bar.
8. backlight module according to claim 1, is characterized in that:
Inside surface or the outside surface of the aluminium base of described lamp bar and a side of the fixing bayonet socket of described light bar fixing device are fixedly connected with.
9. backlight module according to claim 8, is characterized in that:
Aluminium base and the described framework of described lamp bar extrude stacked mutually, card and in described fixing bayonet socket.
10. backlight module according to claim 8, is characterized in that:
The aluminium base of described lamp bar is fitted in piece mode and is fixed on the surface of described light bar fixing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520726375.6U CN204945572U (en) | 2015-09-18 | 2015-09-18 | A kind of backlight module with drawing and pulling type LED lamp bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520726375.6U CN204945572U (en) | 2015-09-18 | 2015-09-18 | A kind of backlight module with drawing and pulling type LED lamp bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204945572U true CN204945572U (en) | 2016-01-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520726375.6U Active CN204945572U (en) | 2015-09-18 | 2015-09-18 | A kind of backlight module with drawing and pulling type LED lamp bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204945572U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI712842B (en) * | 2019-09-02 | 2020-12-11 | 高雄晶傑達光電科技股份有限公司 | Display module and backlight module thereof |
-
2015
- 2015-09-18 CN CN201520726375.6U patent/CN204945572U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI712842B (en) * | 2019-09-02 | 2020-12-11 | 高雄晶傑達光電科技股份有限公司 | Display module and backlight module thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215301, 1, Longteng Road, Kunshan, Jiangsu, Suzhou Patentee after: InfoVision Optoelectronics(Kunshan)Co.,Ltd. Address before: 215301, 1, Longteng Road, Kunshan, Jiangsu, Suzhou Patentee before: INFOVISION OPTOELECTRONICS (KUNSHAN) Co.,Ltd. |