CN206411379U - Side entrance back module and display device - Google Patents
Side entrance back module and display device Download PDFInfo
- Publication number
- CN206411379U CN206411379U CN201621459309.8U CN201621459309U CN206411379U CN 206411379 U CN206411379 U CN 206411379U CN 201621459309 U CN201621459309 U CN 201621459309U CN 206411379 U CN206411379 U CN 206411379U
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- China
- Prior art keywords
- light guide
- guide plate
- entrance back
- side entrance
- back module
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- 239000011324 bead Substances 0.000 claims abstract description 22
- 239000000758 substrate Substances 0.000 claims description 32
- 238000009792 diffusion process Methods 0.000 claims description 16
- 238000000889 atomisation Methods 0.000 claims description 13
- 239000002245 particle Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 5
- 239000005020 polyethylene terephthalate Substances 0.000 description 5
- -1 Wherein Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
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- Planar Illumination Modules (AREA)
Abstract
The utility model is related to back light model setting technology field, disclose a kind of side entrance back module for display device, including backboard, it is arranged at the light guide plate on the backboard medial surface, it is arranged at the reflector plate between the light guide plate and backboard medial surface, and the lamp bar of light guide plate incident side is arranged at, wherein, covered with the paster for being used to eliminate lamp shadow faced with lamp bar on the end face of light guide plate incident side.In addition, a kind of display device is also disclosed, including above-mentioned side entrance back module.The utility model proposes side entrance back module and display device, by covering the paster for being used to eliminate lamp shadow faced with lamp bar on the end face of light guide plate incident side, so that after lamp bar is homogenized towards the light that light guide plate incident side is sent through the paster, enter back into light guide plate, it ensure that the uniformity into the light of light guide plate, avoid and produce side entrance back lamp shadow phenomenon because of the lamp bead quantity for reducing lamp bar, so as to ensure that backlight effect, improve display device quality.
Description
Technical field
The utility model is related to the technical field of backlight module, more particularly to a kind of side entrance back module and display are set
It is standby.
Background technology
At present, the price more and more higher of liquid-crystalline glasses, but display device price of complete machine but drops many times, under the pressure of cost pressure
Power, manufacturer have to such as reduce the lamp bead number of lamp bar, or reduce diaphragm, high current by various mode cost declinings
Etc..For the display device of side entrance back module, most common cost declining method is to reduce lamp bead quantity, in lamp bead
After quantity is reduced, the distance between lamp bead in lamp bar will be increased, and be influenceed by lamp bead lighting angle, between adjacent lamp bead
An illumination blind area just occurs, causes the position between the partially bright of lamp bead position, and adjacent two lamp bead partially dark, so that shape
Into a dark bright phenomenon, that is, cause the bad phenomenon of module incident side lamp shadow, general title " side entrance back lamp shadow ".For lamp
Shadow phenomenon, manufacturer typically by the site between increasing or encryption lamp bead on position, reduces the site on lamp bead position,
And increase the distance between site and make it that area source is uniformly projected.There is following drawback in which：Reinforcement pair between lamp
Structural requirement is particularly severe, but is difficult to accomplish dimensional standard between structure, can all there is certain plus-minus tolerance；If backboard is thinner
Can be flexible more severe, and operator patch lamp bar is also not necessarily complete in same point, and multiple tolerances will after collecting
Cause that the lamp bead of site Xi little positions should be corresponded to originally, targeted by the big and intensive position in site to dislocation, so result in
Bright place is more highlighted in light guide plate incident side, and dark place is darker so that lamp shadow is more obvious.That is, guide-lighting
Reinforcement processing procedure is cumbersome between plate lamp, and the lamp shadow that half tone somewhat a little this may result in justifying partially is more serious.
Utility model content
The purpose of this utility model is to provide a kind of side entrance back module and display device, it is intended to solve prior art
In, existing side entrance back module reducing the lamp bead quantity of lamp bar the problem of producing lamp shadow.
The utility model embodiment provides a kind of side entrance back module, for display device, the side entrance back
Module includes backboard, is arranged at the light guide plate on the backboard medial surface, is arranged at the light guide plate and the backboard medial surface
Between reflector plate, and be arranged on the lamp bar of the light guide plate incident side, the end face of the light guide plate incident side covered with
The paster for being used to eliminate lamp shadow faced with the lamp bar.
Further, the paster includes the transparent substrate for adapting to the light guide plate incident side end profile, Yi Jishe
The atomization structure being placed on a side surface of the direction of the substrate light guide plate.
Preferably, the atomization structure is to be arranged side by side on a side surface of the direction light guide plate of the substrate
Multiple grooves, the multiple groove uniform intervals, and each groove extend along the length direction of the substrate.
Preferably, the atomization structure is the diffusion being coated on a side surface of the direction of the substrate light guide plate
Particle layer.
Preferably, the substrate is PET part.
Further, the side entrance back module also includes the diffusion sheet being arranged on the light guide plate lateral surface, institute
The edge and the back plate edges for stating diffusion sheet are positioned.
Further, the backboard includes bottom plate, and the surrounding edge being integrally surrounded on around the bottom plate.
Further, multiple locating slots are offered on the edge of the surrounding edge, the edge of the diffusion sheet stretches out shape
Into there is locating piece, the locating piece, which is inserted into the locating slot, forms positioning.
Further, the lamp bar includes being right against the substrate that the light guide plate incident side end face is set, and is fixed on described
Multiple lamp beads on substrate, and the socket being fixed on the substrate, the socket are electrically connected with the lamp bead.
The utility model embodiment additionally provides a kind of display device, and the display device includes described side entrance back
Module.
Based on above-mentioned technical proposal, compared with prior art, the side entrance back module that the utility model embodiment is proposed
And display device, by covering the paster for being used to eliminate lamp shadow faced with lamp bar on the end face of light guide plate incident side, make
After the light that sends towards light guide plate incident side of lamp bar homogenizes through the paster, enter back into light guide plate, it is ensured that enter and lead
The uniformity of the light of tabula rasa, it is to avoid because producing side entrance back lamp shadow phenomenon reducing the lamp bead quantity of lamp bar, so as to protect
Backlight effect has been demonstrate,proved, display device quality is improved.
Brief description of the drawings
Fig. 1 is the partial structurtes assembling schematic diagram for the side entrance back module that the utility model embodiment is proposed；
Fig. 2 is the diffusion sheet and the partial structural diagram of backboard location fit in the utility model embodiment；
Fig. 3 is the partial structurtes diagrammatic cross-section for the side entrance back module that the utility model embodiment is proposed.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only to explain
The utility model, is not used to limit the utility model.
It should be noted that when element is referred to as " being fixed on " or " being arranged at " another element, it can be directly another
On one element or it may be simultaneously present centering elements.When an element is known as " being connected to " another element, it can be with
It is directly to another element or may be simultaneously present centering elements.
In addition, it should also be noted that, the orientation term such as left and right, upper and lower in the utility model embodiment, is only mutual
It is relative concept or using the normal operating condition of product as reference, and should not be regarded as restrictive.Tie below
Specific embodiment is closed realization of the present utility model is described in detail.
As shown in Figure 1 to Figure 3, the utility model embodiment proposes a kind of side entrance back mould for display device
Group, the side entrance back module includes backboard 1, light guide plate 2, reflector plate 3 and lamp bar 4, wherein, light guide plate 2 is laid in backboard 1
On side, reflector plate 3 is arranged between light guide plate 2 and the medial surface of backboard 1, and lamp bar 4 is fixed in backboard 1, and positioned at light guide plate 2
Incident side and both separately.In addition, covered with the paster 5 for eliminating lamp shadow on the end face of the incident side of light guide plate 2, should
Paster 5 is faced with lamp bar 4.So, by covering the paster 5 faced with lamp bar 4 on the end face of the incident side of light guide plate 3,
So that after lamp bar 4 is homogenized towards the light that the incident side of light guide plate 2 is sent through the paster 5, entering back into light guide plate 2, it is ensured that
Into the uniformity of the light of light guide plate 2, it is to avoid because producing showing for side entrance back lamp shadow reducing the lamp bead quantity of lamp bar 4
As so as to ensure that backlight effect.
Further, in embodiment of the present utility model, above-mentioned paster 5 may include atomization structure and transparent substrate,
Wherein, substrate adapts to the profile of the end face of the above-mentioned incident side of light guide plate 2, atomization structure be arranged on the substrate towards light guide plate
On 2 side surface, herein, substrate light-permeable, meanwhile, atomization structure can will stretch into equalizing light rays thereon.Certainly, according to
Actual conditions and real needs, in other embodiment of the present utility model, above-mentioned paster 5 can be also other forms construction, this
Unique restriction is not made in place.
In the embodiment of the utility model one, the above-mentioned preferably several grooves of atomization structure, herein, multiple grooves are set side by side
Put on a side surface of the above-mentioned light guide plate 2 of direction of above-mentioned substrate, also, multiple groove uniform intervals are distributed, and each is recessed
Groove extends along the length direction of substrate.Certainly, according to actual conditions, in the utility model other embodiment, atomization structure
It can be also other forms construction, not make unique restriction herein.
Or, in another embodiment of the utility model, above-mentioned atomization structure is preferably diffusion particle layer, the diffusion particle
Layer is coated on a side surface of the above-mentioned light guide plate 2 of the direction of above-mentioned substrate.Certainly, according to actual conditions and real needs,
In other embodiment of the present utility model, above-mentioned atomization structure can be also other forms construction, not make unique restriction herein.
Further, in embodiment of the present utility model, above-mentioned substrate is preferably PET part, and herein, PET is
Polyethylene terephthalate, polyethylene terephthalate.Certainly, according to actual conditions and real needs,
In other embodiment of the present utility model, above-mentioned substrate can also be the Transparent Parts of other materials, not make unique restriction herein.
Further, in embodiment of the present utility model, above-mentioned side entrance back module also includes being arranged on above-mentioned lead
Diffusion sheet 6 on the lateral surface of tabula rasa 2, the edge location fit at the edge of the diffusion sheet 6 and above-mentioned backboard 1.Specifically, backboard 1
It may include bottom plate 11 and surrounding edge 12, the surrounding edge 12 is surrounded on the edge of bottom plate 11, and surrounding edge 12 and bottom plate 11 are by a monoblock
Sheet forming is molded.Here, the top side of surrounding edge 12 offers multiple locating slots 120, and multiple locating slots 120 are in the top side of surrounding edge 12
It is spaced apart.Accordingly, the edge of diffusion sheet 6, which stretches out, is formed with multiple locating pieces 61 with the cooperation positioning of locating slot 120.When
When carrying out module assembling, locating piece 61, which is stretched into and is placed in locating slot 120, forms positioning, in this way, by the location fit, making
Obtain diffusion sheet 6 and avoid sidesway, it is ensured that the steadiness of modular structure.Certainly, according to actual conditions and real needs, in this reality
With in new other embodiment, backboard 1 can be also other structures form, in addition, diffusion sheet 6 can also be by other with backboard 1
Mode location fit, does not make unique restriction herein.
Further, in the utility model embodiment, it is (attached that above-mentioned lamp bar 4 includes substrate 41, multiple lamp beads 42 and socket
It is not drawn into figure), wherein, substrate 41 is arranged on the incident side of above-mentioned light guide plate 2 and spaced, and substrate 41 is right against and led
The end face of the incident side of tabula rasa 2, multiple uniform intervals of lamp bead 42 are distributed on substrate 41 towards a side surface of the incident side of light guide plate 2
On, in addition, socket is also secured on substrate 41 and is electrically connected with lamp bead 42.Certainly, according to actual conditions and real needs,
In other embodiment of the present utility model, above-mentioned lamp bar 4 can be also other structures form, not make unique restriction herein.
As shown in Figure 1 to Figure 3, the utility model embodiment also proposed a kind of display device, and the display device includes upper
State side entrance back module.Certainly, the display device also includes other components, is not described in detail herein.
The display device proposed based on above-mentioned technical proposal, the utility model embodiment, is carried on the back by using above-mentioned side entering type
Optical mode group, it is to avoid lamp shadow phenomenon, improves display quality.
Embodiment described above, only the utility model embodiment, but protection domain of the present utility model is not
This is confined to, any one skilled in the art can readily occur in the technical scope that the utility model is disclosed
Various equivalent modifications, replacement and improvement etc., these modifications, replacement and improvement should all be covered in protection model of the present utility model
Within enclosing.Therefore, protection domain of the present utility model should be defined by scope of the claims.
Claims (10)
1. side entrance back module, for display device, it is characterised in that the side entrance back module includes backboard, is set
Light guide plate on the backboard medial surface, is arranged at the reflector plate between the light guide plate and the backboard medial surface, and
It is arranged on the lamp bar of the light guide plate incident side, the end face of the light guide plate incident side covered with being faced with the lamp bar
Paster for eliminating lamp shadow.
2. side entrance back module as claimed in claim 1, it is characterised in that the paster includes adapting to the light guide plate
The transparent substrate of incident side end profile, and the atomization being arranged on a side surface of the direction of the substrate light guide plate
Structure.
3. side entrance back module as claimed in claim 2, it is characterised in that the atomization structure is to be arranged side by side in described
Multiple grooves on one side surface of the direction light guide plate of substrate, the multiple groove uniform intervals, and each groove
Extend along the length direction of the substrate.
4. side entrance back module as claimed in claim 2, it is characterised in that the atomization structure is to be coated on the substrate
The direction light guide plate a side surface on diffusion particle layer.
5. the side entrance back module as described in claim 3 or 4, it is characterised in that the substrate is PET part.
6. the side entrance back module as described in any one of Claims 1-4, it is characterised in that the side entrance back module
Also include the diffusion sheet being arranged on the light guide plate lateral surface, the edge of the diffusion sheet is positioned with the back plate edges.
7. side entrance back module as claimed in claim 6, it is characterised in that the backboard includes bottom plate, and integrated ring
It is around in the surrounding edge around the bottom plate.
8. side entrance back module as claimed in claim 7, it is characterised in that it is multiple fixed to be offered on the edge of the surrounding edge
Position groove, the edge of the diffusion sheet, which stretches out, is formed with locating piece, and the locating piece, which is inserted into the locating slot, forms fixed
Position.
9. the side entrance back module as described in any one of Claims 1-4, it is characterised in that the lamp bar includes being right against
The substrate that the light guide plate incident side end face is set, the multiple lamp beads being fixed on the substrate, and it is fixed on the substrate
On socket, the socket and the lamp bead are electrically connected with.
10. display device, it is characterised in that the display device includes the side entrance back described in any one of claim 1 to 9
Module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621459309.8U CN206411379U (en) | 2016-12-28 | 2016-12-28 | Side entrance back module and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621459309.8U CN206411379U (en) | 2016-12-28 | 2016-12-28 | Side entrance back module and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206411379U true CN206411379U (en) | 2017-08-15 |
Family
ID=59553018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621459309.8U Active CN206411379U (en) | 2016-12-28 | 2016-12-28 | Side entrance back module and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206411379U (en) |
-
2016
- 2016-12-28 CN CN201621459309.8U patent/CN206411379U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |