CN207945507U - Backlight module and display device - Google Patents
Backlight module and display device Download PDFInfo
- Publication number
- CN207945507U CN207945507U CN201820480832.1U CN201820480832U CN207945507U CN 207945507 U CN207945507 U CN 207945507U CN 201820480832 U CN201820480832 U CN 201820480832U CN 207945507 U CN207945507 U CN 207945507U
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- China
- Prior art keywords
- lug
- backlight module
- optical diaphragm
- frame
- fastening piece
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Abstract
The utility model is related to backlight modules and display device.Backlight module includes frame, the light source of setting in the frame, the light guide plate towards light source, the first optical diaphragm for being arranged above light guide plate and offering elongated slot, the second optical diaphragm, the first sticky fastening piece and multiple second sticky fastening pieces.Frame has multiple lugs, and the first sticky fastening piece is in strip and is arranged simultaneously on a part of lug in multiple lugs, and the first sticky fastening piece is revealed in the elongated slot of the first optical diaphragm, and lug and the second optical diaphragm are set to glutinous simultaneously.Second sticky fastening piece is individually separately positioned in lug, and on those of the first sticky fastening piece lug is not arranged, the second sticky fastening piece is glutinous simultaneously to be set to lug and the first optical diaphragm.It thereby designs, backlight module and the integral thickness of display device can be reduced.
Description
Technical field
The utility model is related to a kind of light source module group, more particularly to a kind of backlight module and its answering on the display apparatus
With.
Background technology
It is known that optical diaphragm or light guide plate are fixed on the mode in glue frame is mainly the two of light guide plate or optical diaphragm
Rectangular collars are set on side, and groove corresponding with lug is set in glue frame.Thereby, by the way that lug to be embedded in groove,
Simultaneously by adhesive tape touch glue frame and lug in the way of, can be by light guide plate or optical diaphragm limit in glue frame.
However, such structure and not meeting the narrow frame design trend of backlight module and display device.In addition, pass through by
Adhesive tape, which is attached to the mode on lug, can also increase backlight module and the integral thickness of display device.
Utility model content
Therefore, the purpose of this utility model is to provide a kind of back of the body for the design requirement may conform to narrow frame and slimming
Optical mode group.
The backlight module of the utility model, including frame, setting light source in the frame, being arranged in the frame and towards light
The light guide plate in source, the first optical diaphragm being arranged above light guide plate, the second optical film being arranged above the first optical diaphragm
Piece, the first sticky fastening piece and multiple second sticky fastening pieces.Wherein, frame has side and is protruded out by the center of side towards frame more
A lug.First optical diaphragm has elongated slot.First sticky fastening piece is in strip, and at the same time one be arranged in multiple lugs
Divide on lug, the first sticky fastening piece is revealed in the elongated slot of the first optical diaphragm, and lug and the second optical diaphragm are set to glutinous simultaneously.
Second sticky fastening piece is individually separately positioned in multiple lugs, and on those of the first sticky fastening piece lug is not arranged, second is cemented
Part is glutinous simultaneously to be set to lug and the first optical diaphragm.
Another technological means of the utility model is that frame offers groove, and light source is arranged in the trench, wherein convex
Ear compartment of terrain convexedly stretches in groove.
The another technological means of the utility model is that frame includes backboard and the glue frame that is arranged around backboard, and groove is opened
On backboard, there is glue frame framework, side to be formed in framework, and lug is integrally extended by framework and convexedly stretched in groove.
Another technological means of the utility model is that light source has circuit board and multiple in circuit board
Light emitting diode.
Another technological means of the utility model, be each lug be respectively provided with towards the lower surface of circuit board and
The upper surface opposite with lower surface, circuit board are connected to the lower surface of lug.
The another technological means of the utility model is institute's light emitting diode between two adjacent lugs.
Another technological means of the utility model is that the first sticky fastening piece has first thickness, every 1 second sticky fastening piece tool
There are second thickness, second thickness to be more than first thickness.
Another technological means of the utility model is that the thickness of the first optical diaphragm is substantially equal to second thickness and subtracts
The difference of first thickness.
The another technological means of the utility model is that the first optical diaphragm is lower diffusion sheet, the second optical film practicality piece
For lower prismatic lens.
The another object of the utility model is to provide a kind of display device using backlight module.
The display device of the utility model, including foregoing backlight module, above the second optical diaphragm extremely
A few diaphragm, panel paste attachment and the display panel being arranged on backlight module, wherein panel paste attachment is attached at frame simultaneously
Side, diaphragm and the display panel of frame.
The beneficial functional of the utility model is, is accommodated by the setting elongated slot on the first optical diaphragm and using elongated slot
First sticky fastening piece can make the first sticky fastening piece while glutinous set on lug and the second optical diaphragm, and then can reduce backlight module and show
The integral thickness of showing device makes it more meet the slimming of product and narrow frame trend.
Description of the drawings
Fig. 1 is the perspective exploded view of the preferred embodiment for the backlight module for illustrating the utility model；
Fig. 2 is the structural schematic diagram for illustrating the frame in preferred embodiment；
Fig. 3 is the sectional perspective enlarged diagram for aiding in illustrating Fig. 3；
Fig. 4 is the sectional perspective enlarged diagram for the amplification aspect that the frame in definition graph 1 shows place A；
Fig. 5 is the fragmentary sectional view for the relative position for aiding in illustrating light source and frame；
Fig. 6 is the sectional perspective enlarged diagram for the amplification aspect that the frame in definition graph 1 shows place B；And
Fig. 7 is the perspective exploded view of the preferred embodiment for the display device for illustrating the utility model.
Specific implementation mode
Relevant scope in relation to the utility model and technology contents, will be in the preferred embodiment below with reference to attached drawing
It is clearly presented in detailed description.It should be noted that similar element is indicated with being identically numbered before being described in detail.
The direction term being previously mentioned in following embodiment, such as "upper", "lower", "front", "rear", "left", "right" etc. are only
The direction of refer to the attached drawing.Therefore, used direction term is used for illustrating rather than for limiting the utility model.
Fig. 1 shows the preferred embodiment of the backlight module of the utility model, refering to fig. 1, backlight module include frame 2,
The light source 3 that is arranged in frame 2, be arranged in frame 2 and towards the light guide plate of light source 34, be arranged above light guide plate 4
One optical diaphragm 51, the second optical diaphragm 52 being arranged above the first optical diaphragm 51, the first sticky fastening piece 61 and multiple second
Sticky fastening piece 62.
Refering to Fig. 2 and Fig. 3, frame 2 includes backboard 21 and the glue frame 22 around the setting of backboard 21.Backboard 21 offers groove
211, glue frame 22 has framework 221 and is extended and protruded out towards the center of framework 221 more by 222 one of side of framework 221
A lug 223.
Refering to Fig. 4 and combine Fig. 1, wherein Fig. 4 is the amplification aspect that the frame in Fig. 1 shows place A, and light source 3 is arranged in groove
In 211,223 compartment of terrain of lug convexedly stretches in groove 211.First optical diaphragm 51 has elongated slot 511, elongated slot 511 and groove 211
It partly overlaps.First sticky fastening piece 61 is in strip, and is arranged on a part of lug 223 in multiple lugs 223.Work as backlight
After the completion of module group assembling, the first sticky fastening piece 61 is revealed in the elongated slot 511 of the first optical diaphragm 51, and lug is set to glutinous simultaneously
223 and second optical diaphragm 52.Second sticky fastening piece 62 is individually separately positioned in multiple lugs 223.It is glutinous first is not arranged
On the lug 223 of firmware 61, the second sticky fastening piece 62 is glutinous simultaneously to be set to lug 223 and the first optical diaphragm 51.
In addition, in the present embodiment, lug 223 is designed as different thickness, as shown in figure 5, such as lug 223 in left side
Thickness it is larger, the thickness of the lug 223 on right side is smaller.Therefore, the thickness of every 1 second sticky fastening piece 62 on right side is designed to greatly
In the thickness of first sticky fastening piece 61 in left side, to ensure the first optical diaphragm 51, the second sticky fastening piece 62,223 three of right side lug
Total height be equal to the total height of both the first sticky fastening piece 61, left side lug 223, to keep the second optical diaphragm 52 smooth
Ground is cemented by every 1 second sticky fastening piece 62 on right side and first sticky fastening piece 61 in left side.In other embodiments, lug 223 can be with
It is designed as identical thickness, the thickness of first sticky fastening piece 61 in left side is designed to the thickness of every 1 second sticky fastening piece 62 equal to right side
The summation of degree and the thickness of the first optical diaphragm 51, can also reach ensures the first optical diaphragm 51, the second sticky fastening piece 62, the right side in this way
The total height of 223 three of side lug is equal to the total height of both the first sticky fastening piece 61, left side lug 223, to make the second optics
Diaphragm 52 can be entirely by every 1 second sticky fastening piece 62 on the right side purpose cemented with first sticky fastening piece 61 in left side.In this reality
It applies in example, the first optical diaphragm 51 is lower diffusion sheet, and the second optical diaphragm 52 is lower prismatic lens.
Refering to fig. 1 and Fig. 6, wherein Fig. 6 is the amplification aspect that the frame in Fig. 1 shows place B, light source 3 have circuit board 31 with
And multiple light emitting diodes 32 in circuit board 31.As shown in figure 5, light emitting diode 32 is located at two adjacent lugs
Between 223.Each lug 223 is respectively provided with towards the lower surface 224 of circuit board 31 and the upper table opposite with lower surface 224
Face 225, circuit board 31 are connected to the lower surface 224 of lug 223.
The utility model also provides a kind of display device, as shown in fig. 7, comprising backlight module as described above, being located at the
Diaphragm 53, panel paste attachment 7 and the display panel 8 being arranged on backlight module of two optical diaphragms, 52 top, wherein panel pastes
Attachment 7 is attached at side 222, diaphragm 53 and the display panel 8 of frame 2 simultaneously.
By the above embodiment of the utility model it is found that the utility model at least one optical diaphragm (in this implementation
The first optical diaphragm 51 in example) on elongated slot 511 is set, and accommodate using elongated slot 511 part for first sticky fastening piece 61.By
This, the first sticky fastening piece 61 is located at the part in elongated slot 511 can stick other elements or display surface in backlight module simultaneously
Plate 8, and then backlight module and the integral thickness of display device can be reduced, to meet slimming and the narrow frame trend of product.
The utility model can also open up groove 211 on backboard 21, to accommodate the light source being embedded in from the rear of backboard 21
3.Therefore, the circuit board 31 of light source 3 thereby reduces the stacking thickness of object without the folded inside bottom surface for being located at backboard 21.
On the other hand, the utility model can realize backboard 21 and glue frame using integrally formed glue frame 22 and backboard 21
22 combine closely it is integral, the phenomenon that be not easy to loosen, you can enhance the rigidity of entire backlight module.
In addition, the lug 223 of glue frame 22 is just staggered with the light emitting diode 32 in circuit board 31, so by light source
3 when being assembled into frame 2, can be aligned in order to assembler, and assembling working hour is thus shortened, and improves packaging efficiency.
The above is only the preferred embodiment of the present invention, should cannot limit the scope of the utility model.
In other words, generally according to simple equivalent changes and modifications made by the right of the utility model and description, all
Still belong to the patent covering scope of the utility model.
【Reference numerals list】
2 frames
21 backboards
211 grooves
22 glue frames
221 frameworks
222 sides
223 lugs
224 lower surfaces
225 upper surfaces
3 light sources
31 circuit boards
32 light emitting diodes
4 light guide plates
51 first optical diaphragms
511 elongated slots
52 second optical diaphragms
53 diaphragms
61 first sticky fastening pieces
62 second sticky fastening pieces
7 panel paste attachments
8 display panels
A frames show place
B frames show place
Claims (10)
1. a kind of backlight module, including：
Frame, the multiple lugs protruded out with side and by the center of the side towards the frame；
Light source is arranged in the frame；
Light guide plate is arranged in the frame and towards the light source；
First optical diaphragm is arranged in the top of the light guide plate, wherein first optical diaphragm has elongated slot；
Second optical diaphragm is arranged in the top of first optical diaphragm, and a part for second optical diaphragm with
The elongated slot of first optical diaphragm overlaps；
First sticky fastening piece, in strip and at the same time being arranged on a part of lug in the multiple lug, described first
Sticky fastening piece is revealed in the elongated slot of first optical diaphragm, and the lug and second optical film are set to glutinous simultaneously
Piece；And
Multiple second sticky fastening pieces, are individually separately positioned in the multiple lug, and first sticky fastening piece be not arranged
On those lugs, second sticky fastening piece is glutinous simultaneously to be set to the lug and first optical diaphragm.
2. backlight module according to claim 1, wherein the frame offers groove, and the light source is arranged described
In groove, wherein the lug compartment of terrain convexedly stretches in the groove, the elongated slot and the ditch of first optical diaphragm
Slot part is overlapped.
3. backlight module according to claim 2, wherein the frame includes backboard and the glue that is arranged around the backboard
Frame, the groove are opened on the backboard, and the glue frame has framework, and the side is formed in the framework, described convex
Ear is integrally extended by the framework and is convexedly stretched in the groove.
4. backlight module according to claim 1, wherein the light source has circuit board and is located at the circuit base
Multiple light emitting diodes on plate.
5. backlight module according to claim 4, wherein each lug is respectively provided with towards the circuit board
Lower surface and the upper surface opposite with the lower surface, the circuit board are connected to the lower surface of the lug.
6. backlight module according to claim 4, wherein the light emitting diode be located at two adjacent lugs it
Between.
7. backlight module according to claim 1, wherein first sticky fastening piece has first thickness, and every 1 second is glutinous
There is firmware second thickness, the second thickness to be more than the first thickness.
8. backlight module according to claim 7, wherein the thickness of first optical diaphragm is equal to the second thickness
Subtract the difference of the first thickness.
9. backlight module according to claim 1, wherein first optical diaphragm is lower diffusion sheet, second light
Diaphragm is lower prismatic lens.
10. a kind of display device, including backlight module according to any one of claim 1 to 9, being located at second light
Learn at least one diaphragm, panel paste attachment and the display panel being arranged on the backlight module of the top of diaphragm, wherein
The panel paste attachment is attached at the side, the diaphragm and the display panel of the frame simultaneously.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820480832.1U CN207945507U (en) | 2018-04-04 | 2018-04-04 | Backlight module and display device |
| TW107204849U TWM565316U (en) | 2018-04-04 | 2018-04-13 | Backlight module and display device |
| JP2018002048U JP3217509U (en) | 2018-04-04 | 2018-06-01 | Backlight module and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820480832.1U CN207945507U (en) | 2018-04-04 | 2018-04-04 | Backlight module and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207945507U true CN207945507U (en) | 2018-10-09 |
Family
ID=63104263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820480832.1U Active CN207945507U (en) | 2018-04-04 | 2018-04-04 | Backlight module and display device |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP3217509U (en) |
| CN (1) | CN207945507U (en) |
| TW (1) | TWM565316U (en) |
-
2018
- 2018-04-04 CN CN201820480832.1U patent/CN207945507U/en active Active
- 2018-04-13 TW TW107204849U patent/TWM565316U/en unknown
- 2018-06-01 JP JP2018002048U patent/JP3217509U/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP3217509U (en) | 2018-08-09 |
| TWM565316U (en) | 2018-08-11 |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |