CN207249290U - A kind of backlight module and liquid crystal display die set - Google Patents
A kind of backlight module and liquid crystal display die set Download PDFInfo
- Publication number
- CN207249290U CN207249290U CN201721194443.4U CN201721194443U CN207249290U CN 207249290 U CN207249290 U CN 207249290U CN 201721194443 U CN201721194443 U CN 201721194443U CN 207249290 U CN207249290 U CN 207249290U
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- bottom frame
- backlight module
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Abstract
The utility model provides a kind of backlight module and liquid crystal display die set, light guide plate and optical diaphragm group including bottom frame, on bottom frame, reflector plate, the luminescence component arranged on light guide plate side and the center being sheathed on bottom frame fitted between bottom frame and light guide plate, the bottom frame is aluminium frame, and the center is stainless steel metal frame；Covered with conductive radiating layer on the bottom frame and center；The conductive radiating layer includes black ink layer and diameter is more than the conductive particle of black ink layer thickness.Backlight module provided by the utility model and liquid crystal display die set are by setting aluminium frame to be used as bottom frame, stainless steel metal frame is as center, at the same time conductive radiating layer is covered on bottom frame and center, the heat that can be gathered faster in backlight module is mediated in time, and cause bottom frame and center that there is the performance well turned on, the Electro-static Driven Comb that will can be accumulated in time in backlight module, avoids static focus from triggering electric discharge to cause the damage of backlight module, can effectively provide product quality.
Description
Technical field
Display technology field is the utility model is related to, more particularly to a kind of backlight module and liquid crystal display die set.
Background technology
Liquid crystal display die set has the advantages that frivolous, energy consumption is small, radiationless and be widely used in a variety of display devices, liquid
Display panel in brilliant display module belongs to passive display device, it is therefore desirable to backlight module is set, to provide light by showing
Panel reflects display picture.Emitted beam in backlight module using luminescence component, luminescence component generally comprises circuit board
And the LED on circuit board is electrically connected to, and wherein circuit board can be that PCB can also be FPC, since FPC structures are frivolous bent,
Therefore it is more widely applied.Luminescence component at work, can send amount of heat, since backlight module belongs to the knot of relative closure
Structure, therefore heat aggregation is easily produced, when backlight module temperature raises, LED luminance and service life can be reduced, can also be caused
Light guide plate or center inside backlight module etc. deform, and influence backlight effect, or even be damaged.Existing liquid crystal at the same time
Requirement of the display module for electrostatic protection is also higher and higher, and electrostatic is gathered in liquid crystal display die set cohesion influences liquid crystal display mode
The normal work of group, can also cause the damage of product.Now with the maximization requirement to liquid crystal display die set and to backlight
The requirement of brightness is higher and higher, and the requirement to product heat dissipation and electrostatic protection is also higher and higher.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of backlight module and liquid crystal display die set, it can and
When effectively mediate backlight module generation heat, reduce the operating temperature of backlight module, be provided simultaneously with good conduction property,
The timely and effective release for realizing electrostatic of energy, avoids static focus.
In order to solve the above technical problems, the utility model provides a kind of backlight module, including bottom frame, on bottom frame
Light guide plate and optical diaphragm group, fit in the reflector plate between bottom frame and light guide plate, the luminescence component arranged on light guide plate side and
The center being sheathed on bottom frame, the bottom frame are aluminium frame, and the center is stainless steel metal frame；Covered on the bottom frame and center
There is conductive radiating layer；The conductive radiating layer includes black ink layer and diameter is more than the conductive particle of black ink layer thickness.
As a kind of preferred solution of the utility model, the conductive particle is copper powder or aluminium powder.
As a kind of preferred solution of the utility model, the thickness of the black ink layer is 2-10um.
As a kind of preferred solution of the utility model, the conductive particle weight accounts for the 25%- of the conductive radiating layer
75%。
As a kind of preferred solution of the utility model, the luminescence component includes FPC and is electrically connected to multiple on FPC
LED。
As a kind of preferred solution of the utility model, the FPC is pasted on the bottom frame by heat-conducting glue.
As a kind of preferred solution of the utility model, heat emission hole is offered on the bottom frame.
Further, there is provided a kind of liquid crystal display die set, including backlight module described in any of the above item, arranged on backlight mould
Display panel in group and the front frame on display panel.
As a kind of preferred solution of the utility model, the front frame is metal frame, is dissipated in the front frame covered with conduction
Thermosphere.
The utility model has following technique effect：Backlight module provided by the utility model and liquid crystal display die set pass through
Setting aluminium frame, stainless steel metal frame covers conductive radiating layer as center on bottom frame and center, can be compared with as bottom frame
The heat of accumulation is mediated in time in fast backlight module, and causes bottom frame and center to have the performance well turned on, can and
When the Electro-static Driven Comb that will accumulate in backlight module, the damage for avoiding static focus from triggering electric discharge to cause backlight module, Neng Gouyou
Effect provides product quality.In addition, by setting the metal front frame with conductive radiating layer to realize more preferable heat dissipation effect and preceding
The good turn-on effect of frame and center bottom frame.
Brief description of the drawings
Fig. 1 is a kind of structure diagram of backlight module provided by the utility model；
Fig. 2 is a kind of arrangement schematic diagram of conductive radiating layer provided by the utility model；
Fig. 3 is a kind of structure diagram of conductive radiating layer provided by the utility model；
Fig. 4 is a kind of structure diagram of heat emission hole provided by the utility model；
Fig. 5 is a kind of structure diagram of liquid crystal display die set provided by the utility model.
Embodiment
To make the purpose of this utility model, technical solution and advantage are clearer, below in conjunction with the accompanying drawings to the utility model
Embodiment is described in further detail.
As shown in Figure 1, which show a kind of structure diagram of backlight module BL provided by the utility model.The backlight mould
Group BL include bottom frame 1, the light guide plate 2 on bottom frame 1 and optical diaphragm group 3, fit in it is anti-between bottom frame 1 and light guide plate 2
Piece 4, the luminescence component 5 arranged on 2 side of light guide plate and the center 6 being sheathed on bottom frame 1 are penetrated, it is in the present embodiment, described to shine
Component 5 includes FPC51 and the multiple LED52 being electrically connected on FPC51.Specifically, as Figure 2-3, the bottom frame 1 is aluminium
Frame, the center 6 are stainless steel metal frame；Covered with conductive radiating layer 7 on the bottom frame 1 and center 6；The conductive radiating layer
7 include the conductive particle 72 of black ink layer 71 and diameter more than 71 thickness of black ink layer.In this way, one side bottom frame 1 is with
Frame 6 covers the conductive radiating layer 7 including black ink layer 71, can faster backlight since black object heat loss through radiation is fast
The heat of accumulation is mediated in time in module BL, simultaneously as bottom frame 1 is aluminium frame, center 6 is stainless steel framework, and covers bottom frame 1
With include in the conductive radiating layer 7 of center 6 diameter be more than 71 thickness of black ink layer conductive particle 72 so that bottom frame
1 and center 6 there is the performance that well turns on, the Electro-static Driven Comb that will can be accumulated in time in backlight module BL, avoids electrostatic from gathering
Collection triggers electric discharge to cause the damage of backlight module BL, can effectively provide product quality；In addition, using covering conductive radiating layer
Aluminium frame as bottom frame 1 and using cover the stainless steel framework of conductive radiating layer as center 6 also effectively increase bottom frame and
The corrosion resistance of metal frame, improves product competitiveness.In the present embodiment, the conductive particle 72 is copper powder or aluminium powder.
The thickness of the black ink layer 71 is 2-10um.Specifically, 72 weight of conductive particle accounts for the conductive radiating layer 7
25%-75%, it is possible to achieve good turn-on effect.In the present embodiment, reflector plate 4 is towards being also provided with 1 one side of bottom frame
Heat-conducting layer, specifically, the heat-conducting layer can be made of black graphite particle, adhesive and curing agent.In this way, it is delivered to leaded light
The heat of plate 2 can be quickly delivered on bottom frame 1 via reflector plate 4.
Further, as shown in figure 4, the FPC51 is pasted on the bottom frame 1 by heat-conducting glue 8.On the bottom frame 1
Offer heat emission hole 11.In this way, backlight module BL is at work, the heat that LED52 is sent can pass through heat-conducting glue 8 via FPC51
Bottom frame 1 is passed to, simultaneously because having opened up heat emission hole 11, the heat that LED52 is sent can be outside by heat emission hole 11 in time
Boundary discharges, and preferably realizes the effect of quick heat radiating.
In the present embodiment, as shown in figure 5, additionally providing a kind of structure diagram of liquid crystal display die set.The liquid crystal
Show that module includes the backlight module BL described in embodiment one, the display panel 9 on backlight module BL and arranged on display panel 9
On front frame 10.In the present embodiment, covered with conductive radiating layer 7 in the front frame 10.So there is conductive dissipate by setting
The front frame 10 of thermosphere 7, since black object heat loss through radiation is fast, it helps the heat dissipation of liquid crystal display die set, while 10 He of front frame
Center 6 and bottom frame 1 form good conducting structure, are conducive to avoid electrostatic accumulation.Further, in the present embodiment, institute
Reflector plate 4 is stated to extend between LED52 and bottom frame 1 and be fitted with thermoconductive material board 11 towards LED52 sides in reflector plate 4,
Not only light utilizing status can have been improved but also heat dissipation effect can be improved, avoided LED overheats from causing to fail.
Embodiment described above only expresses the embodiment of the utility model, its description is more specific and detailed, but simultaneously
Therefore the limitation to the utility model patent scope cannot be interpreted as, as long as using equivalent substitution or the form of equivalent transformation institute
The technical solution of acquisition, should all fall within the scope of protection of the utility model.
Claims (9)
1. a kind of backlight module, including bottom frame, the light guide plate on bottom frame and optical diaphragm group, fit in bottom frame and light guide plate
Between reflector plate, the luminescence component arranged on light guide plate side and the center being sheathed on bottom frame, it is characterised in that the bottom frame
For aluminium frame, the center is stainless steel metal frame；Covered with conductive radiating layer on the bottom frame and center；The conductive radiating layer
It is more than the conductive particle of black ink layer thickness including black ink layer and diameter.
2. backlight module according to claim 1, it is characterised in that the conductive particle is copper powder or aluminium powder.
3. backlight module according to claim 1, it is characterised in that the thickness of the black ink layer is 2-10um.
4. backlight module according to claim 1, it is characterised in that the conductive particle weight accounts for the conductive radiating layer
25%-75%.
5. backlight module according to claim 1, it is characterised in that the luminescence component includes FPC and is electrically connected to FPC
On multiple LED.
6. backlight module according to claim 5, it is characterised in that the FPC is pasted on the bottom frame by heat-conducting glue
On.
7. backlight module according to claim 1, it is characterised in that offer heat emission hole on the bottom frame.
8. a kind of liquid crystal display die set, it is characterised in that including claim 1-7 any one of them backlight module, arranged on the back of the body
Display panel in optical mode group and the front frame on display panel.
9. liquid crystal display die set according to claim 8, it is characterised in that the front frame is metal frame, in the front frame
Covered with conductive radiating layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721194443.4U CN207249290U (en) | 2017-09-18 | 2017-09-18 | A kind of backlight module and liquid crystal display die set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721194443.4U CN207249290U (en) | 2017-09-18 | 2017-09-18 | A kind of backlight module and liquid crystal display die set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207249290U true CN207249290U (en) | 2018-04-17 |
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ID=61889140
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721194443.4U Active CN207249290U (en) | 2017-09-18 | 2017-09-18 | A kind of backlight module and liquid crystal display die set |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108873148A (en) * | 2018-06-29 | 2018-11-23 | 维沃移动通信有限公司 | A kind of backlight module, display module and electronic equipment |
| WO2022252081A1 (en) * | 2021-05-31 | 2022-12-08 | 京东方科技集团股份有限公司 | Display apparatus, and display module and manufacturing method therefor |
| WO2024051602A1 (en) * | 2022-09-09 | 2024-03-14 | 华为技术有限公司 | Middle frame of mobile terminal, mobile terminal, and preparation method for middle frame |
-
2017
- 2017-09-18 CN CN201721194443.4U patent/CN207249290U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108873148A (en) * | 2018-06-29 | 2018-11-23 | 维沃移动通信有限公司 | A kind of backlight module, display module and electronic equipment |
| WO2022252081A1 (en) * | 2021-05-31 | 2022-12-08 | 京东方科技集团股份有限公司 | Display apparatus, and display module and manufacturing method therefor |
| WO2024051602A1 (en) * | 2022-09-09 | 2024-03-14 | 华为技术有限公司 | Middle frame of mobile terminal, mobile terminal, and preparation method for middle frame |
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