CN206805084U - A kind of multihead display module - Google Patents
A kind of multihead display module Download PDFInfo
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- CN206805084U CN206805084U CN201720764801.4U CN201720764801U CN206805084U CN 206805084 U CN206805084 U CN 206805084U CN 201720764801 U CN201720764801 U CN 201720764801U CN 206805084 U CN206805084 U CN 206805084U
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- light
- underframe
- guide plate
- light guide
- center
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- 239000003292 glue Substances 0.000 claims abstract description 12
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- 230000004888 barrier function Effects 0.000 claims description 2
- 238000009792 diffusion process Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 description 4
- UIDUJXXQMGYOIN-UHFFFAOYSA-N aromadendrin Natural products CC1(C)C2C1CCC(C)C1C2C(C)CC1 UIDUJXXQMGYOIN-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
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- 238000009434 installation Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model provides a kind of multihead display module, including underframe and the center on underframe；At least two display panels, the display panel is on the center；The back light unit being correspondingly arranged with display panel, the back light unit include light guide plate, blooming piece and strip-shaped light source；The light guide plate is on the guide-lighting board slot on the center, or the light guide plate is on the underframe；The underframe or center are provided with shield bars, and the shield bars are located between the light guide plate of adjacent back light unit, and the light between light guide plate for preventing adjacent back light unit is mutually gone here and there.The utility model makes the light between light guide plate adjacent in multihead display module mutually not go here and there by setting shield bars in glue frame or underframe, thus preferably ensures the display effect of multihead display module.
Description
Technical field
Display technology field is the utility model is related to, more particularly to a kind of multihead display module.
Background technology
Liquid crystal display has the advantages that frivolous, energy consumption is small, radiationless and be widely used in a variety of occasions, with intelligence
The development of constantly bringing forth new ideas of household and vehicle-mounted Internet of Things, usually need to configure multihead display module in different occasions to adapt to now
Variation, personalized display requirement.Multihead display module is spliced by multiple display modules, current multihead display
In module, the problem of light is mutually gone here and there between different screen light guide plate usually occurs, is particularly needing different screen to show not
When with picture, the mutual string of light between screen has had a strong impact on the display effect of each screen.It is additionally, since multihead display mould
The size of group is often larger, and the glue frame in display module as supporting structure is also required to larger size, and glue frame is in temperature
The deformation expanded with heat and contract with cold occurs during change, then extrudes display panel or back light unit, influences the normal display effect of display
Fruit.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of multihead display module, and it can be by light guide plate
Between shield bars are set, avoid the light in multihead display module between different screen light guide plate from mutually going here and there, improve multi-screen display
Display effect.
In order to solve the above technical problems, the utility model provides a kind of multihead display module, including：Underframe and located at underframe
On center；At least two display panels, the display panel is on the center；The backlight being correspondingly arranged with display panel
Unit, the back light unit include light guide plate, blooming piece and strip-shaped light source；Leaded light of the light guide plate on the center
On board slot, or the light guide plate is on the underframe；The underframe or center are provided with shield bars, and the shield bars are located at
Between the light guide plate of adjacent back light unit, the light between light guide plate for preventing adjacent back light unit is mutually gone here and there.
As a kind of preferred scheme of the present utility model, the light guide plate is on the guide-lighting board slot on the center, institute
It is metal frame to state underframe, and the center is glue frame, and the shield bars are integrally formed with center.
As a kind of preferred scheme of the present utility model, have on the center to the raised limited block of underframe, the bottom
Frame offers the spacing hole corresponding with limited block, and the limited block is assemblied in the spacing hole.
As a kind of preferred scheme of the present utility model, the limited block and the spacing hole be it is circular or square, it is described
The fit-up gap of limited block and spacing hole is at least 0.05mm.
As a kind of preferred scheme of the present utility model, the light guide plate on the underframe, use double by the shield bars
Face glue is pasted connection with the underframe or is tightly placed on the bulge-structure being correspondingly arranged on underframe with shield bars.
As a kind of preferred scheme of the present utility model, the light guide plate incidence surface of at least two back light unit is positioned at same
In one plane, at least two back light unit shares a strip-shaped light source；The strip-shaped light source includes PCB and is electrically connected to PCB
On multiple light-emitting components, or including FPC and multiple light-emitting components for being electrically connected on FPC；The strip-shaped light source is located at institute
State on underframe or in glue frame.
As a kind of preferred scheme of the present utility model, the strip-shaped light source includes multi-group light-emitting element, every group of luminous member
Part corresponds respectively to a light guide plate；Multiple control terminals are additionally provided with the FPC, each two control terminal controls one group and lighted
Element；Difference group light-emitting component can be lighted respectively, and difference group light-emitting component can send the light of same color or send not
With the light of color.
As a kind of preferred scheme of the present utility model, the blooming piece includes the reflection on light guide plate mesh point face
Piece, the diffusion barrier on light guide plate exiting surface and brightness enhancement film.
The utility model has the advantages that, by setting shield bars on center or underframe, makes multihead display mould
Light in group between adjacent light guide plate will not mutually go here and there, thus preferably ensure the display effect of multihead display module.In addition,
Limited block is provided with the center using glue frame, and spacing hole is set on underframe, limits the deformation of expanding with heat and contract with cold of glue frame, more preferably
Protection back light unit and display panel, improve display effect；At the same time it can also make multiple light guide plates share a strip-shaped light source,
And respectively control corresponding to the different light-emitting components of different light guide plates, realize each back light unit individually light and it is different
Back light unit sends the light of different colours.
Brief description of the drawings
Fig. 1 is a kind of schematic diagram of multihead display module provided by the utility model；
Fig. 2 is the A-A sectional views of multihead display module shown in Fig. 1；
Fig. 3 is the shield bars structural representation of multihead display module shown in Fig. 1；
Fig. 4 is the limited block schematic diagram of multihead display module shown in Fig. 1；
Fig. 5 is the strip-shaped light source structural representation of multihead display module shown in Fig. 1；
Fig. 6 is the strip-shaped light source control circuit schematic diagram of multihead display module shown in Fig. 1；
Fig. 7 is the schematic diagram of another multihead display module provided by the utility model.
Fig. 8 is the structure sectional view of multihead display module shown in Fig. 7；
Fig. 9 is a kind of shield bars scheme of installation of multihead display module shown in Fig. 7.
Embodiment
To make the purpose of this utility model, technical scheme and advantage are clearer, below in conjunction with the accompanying drawings to the utility model
Embodiment is described in further detail.
Embodiment one
As Figure 1-3, which show a kind of structural representation of multihead display module provided by the utility model.This is more
Screen display module includes underframe 1 and the center 2 on underframe 1, the and of at least two display panel 4 on the center 2
Back light unit 3 corresponding with display panel；In the present embodiment, the quantity of the back light unit 3 and display panel 4 is preferably three
It is individual；The back light unit 3 includes light guide plate 31, blooming piece 32 and strip-shaped light source 33；The light guide plate 31 is located at the center 2
Guide-lighting board slot 21 on, shield bars 5 are provided between the guide-lighting board slot 21, the shield bars 5 are integrally formed with the center 2,
So, by being provided with shield bars between the guide-lighting board slot of light guide plate 31 is set, the shield bars 5 are located at adjacent back light unit
Light guide plate 31 between, the light between the light guide plate of adjacent backlight would not mutually go here and there, thus preferably ensure multihead display
The display effect of module.
In the present embodiment, the underframe 1 is metal frame, and the center 2 is glue frame, the shield bars and glue frame one into
Type.Have on the center 2 to the raised limited block 22 of underframe 1, the underframe 1 and be provided with the spacing hole corresponding with limited block
11, the limited block 22 and the spacing hole 11 are preferably circular, and the fit-up gap of the limited block 22 and spacing hole 11 is preferred
It is at least 0.05mm.So, because underframe 1 is metal frame, the amplitude expanded with heat and contract with cold is small, so limited block 22 is stuck in spacing hole 11
When upper, the position movement of limited block 22 is limited by underframe 1, then makes the swell-shrinking deformation of center 2 also restrained, so as to protect
The influence that shield center 2 expands with heat and contract with cold to back light unit and display panel.As shown in figure 4, limited block and spacing hole can be arranged on
The edge or centre of underframe and center, its quantity can need to adjust according to underframe and center size, in the present embodiment
In, preferably 5.
In the present embodiment, the light guide plate incidence surface of three back light units is preferably located on same plane, and shares one
Strip-shaped light source 33；As seen in figs. 5-6, the strip-shaped light source 33 preferably comprises FPC331 and is electrically connected to multiple on FPC331
Light-emitting component 332；The strip-shaped light source 33 is on the underframe 1.Further, the strip-shaped light source 33 includes multi-group light-emitting
Element, every group of light-emitting component correspond to a light guide plate 31 respectively；Multiple control terminal LEDAn are additionally provided with the FPC331（Its
Middle n=1,2,3）And LEDKn（Wherein n=1,2,3）, each two control terminal one group of light-emitting component of control；Difference group light-emitting component
It can light respectively, difference group light-emitting component can send the light of same color, or different group light-emitting components send different face
The light of color.Specifically, LED1-LED6 corresponds to one group of light-emitting component of a light guide plate, is controlled by LEDA1 and LEDK1, i.e.,
It is a loop；LED7-LED12 corresponds to one group of light-emitting component of another light guide plate, is controlled by LEDA2 and LEDK2；
LED13-LED18 corresponds to one group of light-emitting component of the 3rd light guide plate, is controlled by LEDA3 and LEDK3；So, can be with
Realize in the case where different backlights share a strip-shaped light source, still realize the independent control to different light guide plate light sources,
Realize different back light units can send identical or different color light and different back light units between independent control whether point
It is bright.
Embodiment two
As Figure 7-8, which show the structural representation of another multihead display module provided by the utility model.Should
Multihead display module includes underframe 1 and the center 2 on underframe 1, at least two display panels 4 on the center 2
With the back light unit 3 corresponding with display panel on underframe；In the present embodiment, the back light unit 3 and display panel 4
Quantity be preferably three；The back light unit 3 includes light guide plate 31, blooming piece 32 and strip-shaped light source 33；The light guide plate
31 on the underframe 1, and the underframe 1 is provided with shield bars, the shield bars be located at adjacent back light unit light guide plate it
Between.In the present embodiment, the shield bars 5 are preferably and are pasted to connect with the underframe 1 with double faced adhesive tape 6.So, by underframe
1 is provided with shield bars 5, it is therefore prevented that the light between adjacent light guide plate 31 is mutually gone here and there, and ensure that more preferable display effect.Such as Fig. 9 institutes
Show, the underframe 1 can also be preferably with bulge-structure, and the bulge-structure is integrally formed with underframe, and the shield bars 5 are tight
It is enclosed on the bulge-structure being correspondingly arranged on underframe with shield bars.
Similarly, in the present embodiment, as previous embodiment, the light guide plate incidence surface of three back light units can also
It is preferably located on same plane and shares a strip-shaped light source 33；The strip-shaped light source 33 preferably comprises FPC331 and electrical connection
In multiple light-emitting components 332 on FPC331；The strip-shaped light source 33 is on the underframe 1.Further, the strip light
Source 33 includes multi-group light-emitting element, and every group of light-emitting component corresponds to a light guide plate 31 respectively；It is additionally provided with the FPC331 multiple
Control terminal LEDAn（Wherein n=1,2,3）And LEDKn（Wherein n=1,2,3）, the luminous member of one group of each two control terminal control
Part；Difference group light-emitting component can be lighted respectively, and difference group light-emitting component can send the light of same color, or different group hairs
Optical element sends the light of different colours.So, can with realize different backlights share a strip-shaped light source in the case of, according to
So realize to the independent controls of different light guide plate light sources, realize different back light units can send the light of identical or different color with
And whether independent control is lighted between different back light units.
Embodiment described above only expresses embodiment of the present utility model, and its description is more specific and detailed, but simultaneously
Therefore the limitation to the utility model patent scope can not be interpreted as, as long as using equivalent substitution or the form of equivalent transformation institute
The technical scheme of acquisition, it all should fall within the scope of protection of the utility model.
Claims (8)
1. a kind of multihead display module, including：
Underframe and the center on underframe；
At least two display panels, the display panel is on the center；
The back light unit being correspondingly arranged with display panel, the back light unit include light guide plate, blooming piece and strip-shaped light source；Institute
Light guide plate is stated on the guide-lighting board slot on the center, or the light guide plate is on the underframe；
Characterized in that, the underframe or center are provided with shield bars, the shield bars are located at the light guide plate of adjacent back light unit
Between, the light between light guide plate for preventing adjacent back light unit is mutually gone here and there.
2. multihead display module according to claim 1, it is characterised in that the light guide plate leading on the center
On plate groove, the underframe is metal frame, and the center is glue frame, and the shield bars are integrally formed with center.
3. multihead display module according to claim 2, it is characterised in that have on the center to the raised limit of underframe
Position block, the underframe offer the spacing hole corresponding with limited block, and the limited block is assemblied in the spacing hole.
4. multihead display module according to claim 3, it is characterised in that the limited block and the spacing hole are circle
Or it is square, the fit-up gap of the limited block and spacing hole is at least 0.05mm.
5. multihead display module according to claim 1, it is characterised in that the light guide plate is on the underframe, institute
Shield bars double faced adhesive tape is stated to paste connection with the underframe or be tightly placed in the bulge-structure being correspondingly arranged with shield bars on underframe
On.
6. multihead display module according to claim 1, it is characterised in that the light guide plate of at least two back light unit
Incidence surface is in the same plane, and at least two back light unit shares a strip-shaped light source；The strip-shaped light source include PCB and
The multiple light-emitting components being electrically connected on PCB, or including FPC and the multiple light-emitting components being electrically connected on FPC；The strip
Light source is on the underframe or in glue frame.
7. multihead display module according to claim 6, it is characterised in that the strip-shaped light source includes multi-group light-emitting member
Part, every group of light-emitting component correspond respectively to a light guide plate；Multiple control terminals, each two control terminal are additionally provided with the FPC
Son one group of light-emitting component of control；Difference group light-emitting component can be lighted respectively, and difference group light-emitting component can send same color
Light or send the light of different colours.
8. according to the multihead display module described in claim any one of 1-7, it is characterised in that the blooming piece includes being located at
Reflector plate on light guide plate mesh point face, the diffusion barrier on light guide plate exiting surface and brightness enhancement film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720764801.4U CN206805084U (en) | 2017-06-28 | 2017-06-28 | A kind of multihead display module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720764801.4U CN206805084U (en) | 2017-06-28 | 2017-06-28 | A kind of multihead display module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206805084U true CN206805084U (en) | 2017-12-26 |
Family
ID=60749675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720764801.4U Active CN206805084U (en) | 2017-06-28 | 2017-06-28 | A kind of multihead display module |
Country Status (1)
| Country | Link |
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| CN (1) | CN206805084U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113703225A (en) * | 2021-09-02 | 2021-11-26 | 业成科技（成都）有限公司 | Backlight assembly, liquid crystal display module and display terminal |
| CN114203058A (en) * | 2021-12-29 | 2022-03-18 | 绵阳惠科光电科技有限公司 | Backlight module and display device |
-
2017
- 2017-06-28 CN CN201720764801.4U patent/CN206805084U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113703225A (en) * | 2021-09-02 | 2021-11-26 | 业成科技（成都）有限公司 | Backlight assembly, liquid crystal display module and display terminal |
| CN113703225B (en) * | 2021-09-02 | 2023-04-11 | 业成科技（成都）有限公司 | Backlight assembly, liquid crystal display module and display terminal |
| CN114203058A (en) * | 2021-12-29 | 2022-03-18 | 绵阳惠科光电科技有限公司 | Backlight module and display device |
| CN114203058B (en) * | 2021-12-29 | 2022-08-05 | 绵阳惠科光电科技有限公司 | Backlight module and display device |
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