CN208537868U - A kind of backlight module and display device - Google Patents
A kind of backlight module and display device Download PDFInfo
- Publication number
- CN208537868U CN208537868U CN201821301077.2U CN201821301077U CN208537868U CN 208537868 U CN208537868 U CN 208537868U CN 201821301077 U CN201821301077 U CN 201821301077U CN 208537868 U CN208537868 U CN 208537868U
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- China
- Prior art keywords
- guide plate
- light
- light guide
- backlight module
- backboard
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Abstract
The utility model relates to field of display technology, a kind of backlight module and display device are disclosed, wherein backlight module includes: light guide plate, including bottom surface, light-emitting surface, light incident sides and other sides in addition to light incident sides；Backboard including the bottom plate being oppositely arranged with the back side of the light guide plate, the side frame being arranged around other sides of the light guide plate, and covers the flanging at the light-emitting surface edge of the light guide plate.Above-mentioned backlight module eliminates frame structure in the prior art, effectively reduces the width of frame, to realize narrow frame design；In addition, the flanging due to backboard is thinner compared to the supporting part of frame structure, the thickness of the backlight module also reduces, and realizes thin type design.
Description
Technical field
The utility model relates to field of display technology, in particular to a kind of backlight module and display device.
Background technique
As LCD technology reaches its maturity, requirement of the people to the narrow frame of indicator screen is higher and higher, does not wish
Excessive non-display screen area is seen in prestige, it is desirable to show that the frame of product is more and more narrow.Therefore narrow frame technology obtains more next
More concerns, and the important subject for being increasingly becoming and improving product quality, increase the market competitiveness.
Utility model content
The utility model discloses a kind of backlight module and display devices, it is therefore an objective to provide a kind of display dress of narrow frame
It sets.
In order to achieve the above objectives, the utility model the following technical schemes are provided:
A kind of backlight module, comprising:
Light guide plate, including bottom surface, light-emitting surface, light incident sides and other sides in addition to light incident sides；
Backboard, including be oppositely arranged with the back side of the light guide plate bottom plate, set around other sides of the light guide plate
The side frame set, and cover the flanging at the light-emitting surface edge of the light guide plate.
In above-mentioned backlight module, backboard includes bottom plate, side frame and flanging, can be respectively to the bottom surface of light guide plate, other
Each side such as side and light-emitting surface is limited, and carries out assembly and pre- to backlight assemblies such as light guide plate and optical diaphragms to realize
It is fixed；Also, the flanging of the backboard can be also used for carrying display panel, i.e. display panel can be directly anchored to the backboard
On flanging, without setting frame structure again.Above-mentioned backlight module eliminates frame structure in the prior art, effectively reduces
The width of frame, to realize narrow frame design；In addition, since folding edges of back is thinner compared to the supporting part of frame structure,
Therefore, the thickness of the backlight module also reduces, and realizes thin type design.
In a kind of optional embodiment, the backlight module further includes lamp bar, and the lamp bar includes the L-shaped strip in section
Substrate；In the strip substrate, the first stripe board and the light incident sides of the light guide plate are oppositely arranged, and the second stripe board covers institute
State the light-emitting surface edge of light guide plate；The strip substrate is fixed on the backboard by connector.
In a kind of optional embodiment, the second stripe board of the strip substrate and the flanging of the backboard are in same level
On face.
In a kind of optional embodiment, the bottom plate is equipped with first close to the one side edge of the light incident sides of the light guide plate
Threaded hole, the strip substrate are equipped with the second threaded hole with the first threaded hole aligned in position, the strip substrate and
The bottom plate is connected by the screw through first threaded hole and the second threaded hole.
In a kind of optional embodiment, the lamp bar further includes at least two LED light, at least two LED light setting
In the side of first stripe board towards the light guide plate；The strip substrate is equipped with boss, offers in the boss
Second threaded hole, the boss avoid the LED light setting.
In a kind of optional embodiment, the backlight module further includes the optics positioned at the light-emitting surface side of the light guide plate
Diaphragm, the optical diaphragm are limited between the stripe shape substrate, backboard and light guide plate.
In a kind of optional embodiment, the backboard is an integral structure.
A kind of display device, including backlight module described in any of the above-described technical solution.
In a kind of optional embodiment, the display device further includes the display positioned at the light-emitting surface side of the light guide plate
Panel, the display panel are arranged in the second stripe board of the strip substrate and the flanging of the backboard.
In a kind of optional embodiment, the second stripe board and the backboard of the display panel and the strip substrate
Flanging be adhesively fixed respectively by foam tape.
Detailed description of the invention
Fig. 1 is the schematic cross-section that a kind of display device provided by the embodiment of the utility model is parallel to incidence surface；
Fig. 2 is an a kind of schematic cross-section of the display device provided by the embodiment of the utility model perpendicular to incidence surface；
Fig. 3 is a kind of another schematic cross-section of the display device provided by the embodiment of the utility model perpendicular to incidence surface；
Fig. 4 is a kind of back board structure schematic diagram of backlight module provided by the embodiment of the utility model；
Fig. 5 is a kind of lamp bar structural schematic diagram of backlight module provided by the embodiment of the utility model.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figures 1 to 4, the utility model embodiment provides a kind of backlight module, comprising:
Light guide plate 1, the light guide plate 1 include bottom surface, light-emitting surface, light incident sides and other sides in addition to light incident sides；
Backboard 2, the backboard 2 include the bottom plate 21 being oppositely arranged with the back side of light guide plate 1, other sides around light guide plate 1
The side frame 22 of face setting, and cover the flanging 23 at the light-emitting surface edge of light guide plate 1.
In above-mentioned backlight module, backboard 2 includes bottom plate 21, side frame 22 and flanging 23, bottom that can respectively to light guide plate 1
Each sides such as face, other sides and light-emitting surface are limited, and are carried out to realize to backlight assemblies such as light guide plate 1 and optical diaphragms 4
It assembles and pre-fixes；Also, the flanging 23 of the backboard 2 can be also used for carrying display panel 7, i.e. display panel 7 can be direct
It is fixed on the flanging 23 of the backboard 2, without setting frame structure again.Above-mentioned backlight module eliminates frame in the prior art
Frame structure effectively reduces the width of frame, to realize narrow frame design；In addition, since 2 flanging 23 of backboard is compared to frame
The supporting part of frame structure is thinner, and therefore, which also reduces, and realizes thin type design.
As shown in Fig. 2, Fig. 3 and Fig. 5, in a kind of specific embodiment, backlight module provided by the embodiment of the utility model
It further include lamp bar 3, which includes the L-shaped strip substrate 31 in section；First stripe board 311 of the strip substrate 31 with lead
The light incident sides of tabula rasa 1 are oppositely arranged, and the second stripe board 312 of the strip substrate 31 covers at the light-emitting surface edge of light guide plate 1
On, and the strip substrate 31 is fixed on backboard 2 by connector.
Optionally, above-mentioned strip substrate 31 can use aluminium sheet, thus easy to process and good heat dissipation effect.
Specifically, as shown in Figure 1 to Figure 3, other sides of the side frame 22 of backboard 2 and flanging 23 encirclement light guide plates 1, and
Incident side is not surrounded, i.e. backboard 2 is half open frame structure of incident side, and the strip substrate 31 of L-type is fixedly mounted on backboard 2
Incident side, the first stripe board 311 and the second stripe board 312 of strip substrate 31 can respectively with the side frame 22 of backboard 2 and
Flanging 23 matches, to realize complete framework functions；Also, since backboard 2 does not have side frame in 1 light incident sides side of light guide plate
22 structures, therefore backlight module can be made narrower in the frame of incident side, to realize the ultra-narrow frame design of incident side.
As shown in Figures 2 and 3, in a kind of specific embodiment, the second stripe board 312 and the backboard 2 of strip substrate 31
Flanging 23 is in same level.
Specifically, strip substrate 31 the second stripe board 312 cover 1 light-emitting surface of light guide plate enter plain edge edge (with enter light
The adjacent edge in side) on, the flanging 23 of backboard 2 covers (adjacent with other sides at other edges of 1 light-emitting surface of light guide plate
Edge) on, therefore, by the flanging 23 of the second stripe board 312 and backboard 2, all edges of 1 light-emitting surface of light guide plate can be hidden
Gear limit；And the flanging 23 of the second stripe board 312 and backboard 2 is in same level, it is ensured that each edge limit situation
Consistency；Also, display panel 7 can also be carried simultaneously by the second stripe board 312 and the flanging 23 of backboard 2, that is, make to show
Panel 7 is arranged in simultaneously on the flanging 23 of the second stripe board 312 and backboard 2, to improve the reliability of the assembly of display panel 7.
As shown in Figures 2 to 4, in a kind of specific embodiment, bottom plate 21 is close to a side edge of 1 light incident sides of light guide plate
The side edge beyond light guide plate 1, and bottom plate 21 is equipped with the first threaded hole 20 on the part edge beyond light guide plate 1；Strip
Substrate 31 is set on the part edge of bottom plate 21, and strip substrate 31 is equipped with the with 20 aligned in position of the first threaded hole
Two threaded holes, by being connected through the first threaded hole 20 with the screw 9 of the second threaded hole between strip substrate 31 and bottom plate 21.
As shown in figure 5, lamp bar 3 further includes at least two that the side of extending along is set up in a kind of specific embodiment
LED light 32, at least two LED light 32 are specifically fixed on first between the first stripe board 311 and the second stripe board 312
Side of the stripe board 311 towards light guide plate 1.
Optionally, strip substrate 31 is equipped with boss 33, which avoids the setting of LED light 32, open up on the boss 33
There is the second threaded hole.Optionally, boss 33, i.e. 31 He of strip substrate there are four being set along the extending direction of strip substrate 31
Bottom plate 21 can be connected by four screws 9.
As shown in figure 4, backboard 2 is an integral structure in a kind of specific embodiment.Specifically, the side frame 22 of backboard 2
It can use bending design with flanging 23 to realize, i.e., without individually die sinking, be by bending technique on the basis of bottom plate 21
Side frame 22 and flanging 23 can be formed.
As shown in Figure 1 to Figure 3, in a kind of specific embodiment, backlight module provided by the embodiment of the utility model may be used also
With include positioned at light guide plate 1 light-emitting surface side optical diaphragm 4, the optical diaphragm 4 be limited in strip substrate 31, backboard 2 with
And between light guide plate 1.
Further, backlight module provided by the embodiment of the utility model can also include being located at bottom plate 21 to deviate from light guide plate
The circuit board 5 of 1 side, and it is located at the protective cover 6 in 3 outside of circuit board 5 and lamp bar.
Backlight module provided by the embodiment of the utility model, directlys adopt backboard 2 and lamp bar 3 constitutes frame, to realize
Carrying effect fixed to the assembling of backlight assembly and to display panel 7, eliminates the frame structure in existing backlight module, can
To avoid the generation of frame structure clast, four side frames are relatively narrow and thinner thickness, and the ultra-thin ultra-narrow side of display device may be implemented
Frame design；Therefore, the market competitiveness is considerably increased.
In addition, the utility model embodiment additionally provides a kind of display device, which includes such as any of the above-described reality
Apply the backlight module in example.
Specifically, the display device can be MNT display screen.
Shown in as shown in Figure 1, Figure 3 and Figure 4, in a kind of specific embodiment, above-mentioned display device further includes display panel 7, should
Display panel 7 is located at the light-emitting surface side of light guide plate 1, and the folding of the second stripe board 312 and backboard 2 of strip substrate 31 is arranged in
On side 23.
Optionally, Nian Jie solid by foam tape 8 between display panel 7 and the second stripe board 312 and the flanging 23 of backboard 2
It is fixed.
Obviously, those skilled in the art the utility model embodiment can be carried out various modification and variations without departing from
The spirit and scope of the utility model.In this way, if these modifications and variations of the present invention belong to the utility model right
It is required that and its within the scope of equivalent technologies, then the utility model is also intended to include these modifications and variations.
Claims (10)
1. a kind of backlight module characterized by comprising
Light guide plate, including bottom surface, light-emitting surface, light incident sides and other sides in addition to light incident sides；
Backboard, including be oppositely arranged with the back side of the light guide plate bottom plate, around the light guide plate other sides be arranged
Side frame, and cover the flanging at the light-emitting surface edge of the light guide plate.
2. backlight module according to claim 1, which is characterized in that further include lamp bar, the lamp bar includes that section is L-shaped
Strip substrate；In the strip substrate, the first stripe board and the light incident sides of the light guide plate are oppositely arranged, the second stripe board
Cover the light-emitting surface edge of the light guide plate；The strip substrate is fixed on the backboard by connector.
3. backlight module according to claim 2, which is characterized in that the second stripe board of the strip substrate and the back
The flanging of plate is in same level.
4. backlight module according to claim 2, which is characterized in that light incident sides of the bottom plate close to the light guide plate
One side edge be equipped with the first threaded hole, the strip substrate is equipped with the second screw thread with the first threaded hole aligned in position
Hole, the strip substrate and the bottom plate through the screw of first threaded hole and the second threaded hole by being connected.
5. backlight module according to claim 4, which is characterized in that the lamp bar further includes at least two LED light, described
The side of first stripe board towards the light guide plate is arranged at least two LED light；The strip substrate is equipped with boss,
Second threaded hole is offered in the boss, the boss avoids the LED light setting.
6. backlight module according to claim 2, which is characterized in that further include positioned at the light-emitting surface side of the light guide plate
Optical diaphragm, the optical diaphragm is limited between the strip substrate, backboard and light guide plate.
7. backlight module according to claim 1-6, which is characterized in that the backboard is an integral structure.
8. a kind of display device, which is characterized in that including such as described in any item backlight modules of claim 2-6.
9. display device according to claim 8, which is characterized in that further include positioned at the light-emitting surface side of the light guide plate
Display panel, the display panel is arranged in the second stripe board of the strip substrate and the flanging of the backboard.
10. display device according to claim 9, which is characterized in that the of the display panel and the strip substrate
The flanging of two stripe boards and the backboard is adhesively fixed by foam tape respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821301077.2U CN208537868U (en) | 2018-08-13 | 2018-08-13 | A kind of backlight module and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821301077.2U CN208537868U (en) | 2018-08-13 | 2018-08-13 | A kind of backlight module and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208537868U true CN208537868U (en) | 2019-02-22 |
Family
ID=65377977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821301077.2U Active CN208537868U (en) | 2018-08-13 | 2018-08-13 | A kind of backlight module and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208537868U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019206113A1 (en) * | 2018-04-28 | 2019-10-31 | 京东方科技集团股份有限公司 | Display device |
-
2018
- 2018-08-13 CN CN201821301077.2U patent/CN208537868U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019206113A1 (en) * | 2018-04-28 | 2019-10-31 | 京东方科技集团股份有限公司 | Display device |
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