CN205485182U - Straight following formula LCD module backlight subassembly - Google Patents
Straight following formula LCD module backlight subassembly Download PDFInfo
- Publication number
- CN205485182U CN205485182U CN201620046989.4U CN201620046989U CN205485182U CN 205485182 U CN205485182 U CN 205485182U CN 201620046989 U CN201620046989 U CN 201620046989U CN 205485182 U CN205485182 U CN 205485182U
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- Prior art keywords
- led lamp
- matrix
- lamp bar
- subassembly
- reflecting paper
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Abstract
The utility model discloses a straight following formula LCD module backlight subassembly, including subassembly, polyester film reflecting paper and a plurality of matrix LED lamp strip of being shaded, corresponding match covers and has polyester film reflecting paper on the subassembly that is shaded, and the even fixture sliding seat of all matrix LED lamp strips is between subassembly in a poor light and polyester film reflecting paper. Matrix LED lamp strip includes printed circuit board, lens and a plurality of LED lamp pearl, and LED lamp pearl is even interval at same matrix LED lamp strip arranges, and all LED lamp pearls are the matrix mode through matrix LED lamp strip arranges on the subassembly that is shaded, corresponds the opening that is equipped with LED lamp pearl on the subassembly that is shaded, be equipped with lens on the matrix LED lamp strip, all LED lamp pearls of same matrix LED lamp strip are connected with this printed circuit board electricity respectively. The utility model provides a because bad phenomenons of subjective picture such as the regional easy bright border that appears, shadow all around that polyester film reflecting paper deformation leads to have promoted straight following formula LCD module uniformity in batches moreover.
Description
Technical field
This utility model relates to the direct-light-type backlight optical technical field of liquid crystal module, particularly relates to a kind of straight
Down liquid crystal module group backlight source component.
Background technology
At present, directly-down liquid crystal module group backlight source comprises the structures such as backboard, LED and even smooth light-focusing function diaphragm
Part and optical element, although the visible ray needed for existing directly-down liquid crystal module group backlight source achieves backlight module is anti-
Penetrating function, but backboard is served only for realizing fixing the structural function of other optics, other is the most assorted
Effect.And the even smooth light-focusing function diaphragm in directly-down liquid crystal module group backlight source is easily by assembling situation and material
The impact of self-deformation, it is impossible to reach optimum reflection angle, cause the display picture brightness of LCDs
Inequality, and the peripheral regions that existing straight lower liquid crystal module causes due to mylar reflecting paper deformation is easy
The subjective picture bad phenomenon such as the bright border of appearance, shadow.
Utility model content
The technical problem existed for prior art, the purpose of this utility model is to provide a kind of straight-down negative liquid
Brilliant module group backlight source component, solves the peripheral regions caused due to mylar reflecting paper deformation and easily occurs
Bright border, the subjective picture bad phenomenon such as shadow, and improve directly-down liquid crystal module batch concordance.
The purpose of this utility model is achieved through the following technical solutions:
A kind of directly-down liquid crystal module group backlight source component, including backlight assembly, mylar reflecting paper and some
Individual matrix L ED lamp bar, on backlight assembly, Corresponding matching is coated with described mylar reflecting paper, all of
Matrix L ED lamp bar uniform intervals is connected between backlight assembly and mylar reflecting paper.Described matrix L ED
Lamp bar includes printed circuit board, lens and several LED lamp bead, and described LED lamp bead is in same matrix L ED
Lamp bar is uniform intervals arrangement, and all of LED lamp bead is that matrix-style is arranged in the back of the body by matrix L ED lamp bar
On optical assembly, described backlight assembly is correspondingly provided with the opening of LED lamp bead；Matrix L ED lamp bar be provided with
LED lamp bead lens one to one, all LED lamp bead of same matrix L ED lamp bar are electric with this printing respectively
Road plate electrical connection；Described backlight assembly has the cavity accommodating all LED lamp bead.
In order to this utility model is better achieved, described backlight assembly includes backboard bottom surface and backboard side, institute
Stating backboard bottom surface is oblong-shaped, and on four sides of backboard bottom surface, turnover is provided with described backboard side respectively,
The backboard bottom surface of backlight assembly and four backboard sides collectively form the cavity accommodating all LED lamp bead.
This utility model preferred backboard side structure technical scheme is: described backboard side be arcuate flanks or
Planar side.
In order to improve reflection and the scattering process of backboard side, described backboard side surrounding spraying have reflection and
The coating of scattering function.
This utility model a kind of preferred matrix L ED lamp bar of offer with the interconnection technique scheme of backlight assembly is:
The mode that described matrix L ED lamp bar is connected by screw or heat-conducting glue is pasted is connected on backlight assembly.
This utility model compared with the prior art, has the following advantages and beneficial effect:
(1) LED lamp bead of the present utility model sends RGB three primary colours light, through being covered in lens in lamp bead
Refraction scattering, light energy is after mylar reflecting paper, backboard side are launched jointly and through back board module
Opening injection forms uniform planar light source, and this planar light source is just as the backlight of liquid crystal module.
(2) this utility model solves the peripheral regions caused due to mylar reflecting paper deformation and easily occurs
Bright border, the subjective picture bad phenomenon such as shadow, and improve directly-down liquid crystal module batch concordance.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Wherein, entitled corresponding to the reference in accompanying drawing:
1-backlight assembly, 11-backboard bottom surface, 12-backboard side, 2-matrix L ED lamp bar, 3-mylar
Reflecting paper.
Detailed description of the invention
Below in conjunction with embodiment, this utility model is described in further detail:
Embodiment
As it is shown in figure 1, a kind of directly-down liquid crystal module group backlight source component, including backlight assembly 1, mylar
Reflecting paper 3 and several matrix L ED lamp bars 2, on backlight assembly 1, to be coated with mylar anti-for Corresponding matching
Penetrating paper 3, all of matrix L ED lamp bar 2 uniform intervals is connected to backlight assembly 1 and mylar reflecting paper 3
Between.Matrix L ED lamp bar 2 includes printed circuit board, lens and several LED lamp bead, and LED lamp bead is same
One matrix L ED lamp bar 2 is arranged in uniform intervals, all of LED lamp bead by matrix L ED lamp bar 2 in
Matrix-style is arranged on backlight assembly 1, and backlight assembly 1 is correspondingly provided with the opening of LED lamp bead.Matrix
LED lamp bar 2 is provided with and LED lamp bead lens one to one, owning of same matrix L ED lamp bar 2
LED lamp bead electrically connects with this printed circuit board respectively.Backlight assembly 1 has the cavity accommodating all LED lamp bead.
Lens of the present utility model have refraction scattering function.
In matrix L ED lamp bar 2, LED lamp bead sends the white light comprising RGB three primary colours, warp under electric current drives
Crossing the refraction scattering being covered in lens in lamp bead, certain proportion light energy is directly penetrated from the opening of back board module 1
Going out, certain proportion light energy reflects through mylar reflecting paper 3, and certain proportion light energy is through backboard side
Penetrating from back board module 1 opening after the reflectance coating reflection of face 12, above-mentioned three kinds of described light energies converge at backboard
The opening of assembly 1, forms uniform planar light source, and this planar light source is as the backlight of liquid crystal module.
As it is shown in figure 1, backlight assembly 1 includes that backboard bottom surface 11 and backboard side 12, backboard bottom surface 11 are
Oblong-shaped, on four sides of backboard bottom surface 11, turnover is provided with backboard side 12, backlight assembly 1 respectively
Backboard bottom surface 11 and four backboard sides 12 collectively form the cavity accommodating all LED lamp bead.
According to a preferred embodiment of the present utility model, backboard side 12 is arcuate flanks or planar side,
Backboard side 12 is optimized design according to the lighting angle of matrix L ED lamp bar 2.
The surrounding spraying of the present embodiment backboard side 12 has the coating of reflection and scattering function, backboard side 12
The coating of spraying achieves the visible reflectance function needed for backlight.
According to a preferred embodiment of the present utility model, matrix L ED lamp bar 2 is connected by screw or leads
The mode that hot glue is pasted is connected on backlight assembly 1.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model,
All any amendment, equivalent and improvement etc. made within spirit of the present utility model and principle, all should
Within being included in protection domain of the present utility model.
Claims (3)
1. a directly-down liquid crystal module group backlight source component, it is characterised in that: include backlight assembly (1), gather
Ester film reflecting paper (3) and several matrix L ED lamp bar (2), at the upper Corresponding matching of backlight assembly (1)
Being coated with described mylar reflecting paper (3), all of matrix L ED lamp bar (2) uniform intervals is connected to
Between backlight assembly (1) and mylar reflecting paper (3)；Described matrix L ED lamp bar (2) includes printing
Circuit board, lens and several LED lamp bead, described LED lamp bead same matrix L ED lamp bar (2) in
Uniform intervals is arranged, and all of LED lamp bead is arranged in backlight by matrix L ED lamp bar (2) in matrix-style
On assembly (1), described backlight assembly (1) is correspondingly provided with the opening of LED lamp bead；Matrix L ED lamp bar
(2) it is provided with and LED lamp bead lens one to one, all LED of same matrix L ED lamp bar (2)
Lamp bead electrically connects with this printed circuit board respectively；Described backlight assembly (1) includes backboard bottom surface (11) and the back of the body
Plate side (12), described backboard bottom surface (11) is oblong-shaped, at four sides of backboard bottom surface (11)
Upper turnover respectively is provided with described backboard side (12)；Described backboard side (12) surrounding spraying have reflection and
The coating of scattering function.
2. according to a kind of directly-down liquid crystal module group backlight source component described in claim 1, it is characterised in that:
Described backboard side (12) is arcuate flanks or planar side.
3. according to a kind of directly-down liquid crystal module group backlight source component described in claim 1, it is characterised in that:
The mode that described matrix L ED lamp bar (2) is connected by screw or heat-conducting glue is pasted is connected to backlight assembly
(1) on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620046989.4U CN205485182U (en) | 2016-01-18 | 2016-01-18 | Straight following formula LCD module backlight subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620046989.4U CN205485182U (en) | 2016-01-18 | 2016-01-18 | Straight following formula LCD module backlight subassembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205485182U true CN205485182U (en) | 2016-08-17 |
Family
ID=56671107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620046989.4U Active CN205485182U (en) | 2016-01-18 | 2016-01-18 | Straight following formula LCD module backlight subassembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205485182U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107942583A (en) * | 2017-11-30 | 2018-04-20 | 深圳创维－Rgb电子有限公司 | A kind of directly-down liquid crystal module and its assembly method |
-
2016
- 2016-01-18 CN CN201620046989.4U patent/CN205485182U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107942583A (en) * | 2017-11-30 | 2018-04-20 | 深圳创维－Rgb电子有限公司 | A kind of directly-down liquid crystal module and its assembly method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |