CN207457653U - A kind of backlight module and display device - Google Patents
A kind of backlight module and display device Download PDFInfo
- Publication number
- CN207457653U CN207457653U CN201721083659.3U CN201721083659U CN207457653U CN 207457653 U CN207457653 U CN 207457653U CN 201721083659 U CN201721083659 U CN 201721083659U CN 207457653 U CN207457653 U CN 207457653U
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- Prior art keywords
- enhancement film
- bright enhancement
- plate
- backlight module
- light guide
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Abstract
The utility model discloses a kind of backlight module and display device, the backlight module is used for industry, car-mounted display product, including：Backboard vertically bends four side plates of extension including bottom plate and by bottom plate side in the same direction；Center, four side frames of extension are vertically bent including bottom frame and by bottom frame side in the same direction, and the center is fastened by the side plate of side frame and backboard；Luminescence component is arranged on the madial wall of side plate；Be cascading reflector plate, light guide plate and optics module in center；The optics module includes at least be cascading diffusion barrier, lower bright enhancement film and upper bright enhancement film on light guide plate；The diffusion barrier is bonded with black double faced adhesive tape lower bright enhancement film and light guide plate to be adhesively fixed respectively close to the one side Liang Ge end faces of luminescence component；One side Liang Ge end face of the reflector plate away from luminescence component is bonded with double faced adhesive tape light guide plate and bottom frame to be adhesively fixed respectively, can effectively prevent backlight module sound of movement, and performance is stablized.The utility model further includes a kind of display device, including a kind of backlight module described above.
Description
Technical field
The utility model is related to technical field of liquid crystal display, relate more specifically to a kind of backlight module and display device.
Background technology
Important component of the backlight module as display device, reliability directly affect the quality of display device, particularly
The backlight module on industrial and vehicle-mounted product is applied, especially for vehicle-mounted product, due to the use of there is substantial amounts of shake in the process
It is dynamic, thus client to backlight module vibrations reliability test, rock sound problem and have higher requirement.
Traditional against shock design is most of to be realized by screens, salient point interference fit etc., is often failed in production,
Mold is constantly adjusted to coordinate.
Utility model content
In order to solve the deficiencies in the prior art, the utility model provides backlight module and the display of a kind of anti-sound of movement
Device.
The utility model institute technique effect to be achieved is realized by following scheme：A kind of backlight module, the backlight mould
Group is used for industry, car-mounted display product, including：
Backboard vertically bends four side plates of extension including bottom plate and by bottom plate side in the same direction；
Center, four side frames of extension are vertically bent including bottom frame and by bottom frame side in the same direction, and the center leads to
The side plate for crossing side frame and backboard fastens；
Luminescence component is arranged on the madial wall of side plate；
Be cascading reflector plate, light guide plate and optics module in center；
The optics module include at least be cascading the diffusion barrier on light guide plate, lower bright enhancement film and on add lustre to
Film；
The diffusion barrier is bonded with black double faced adhesive tape that will add lustre to down respectively close to the one side Liang Ge end faces of luminescence component
Film and light guide plate are adhesively fixed；
One side Liang Ge end face of the reflector plate away from luminescence component is bonded with double faced adhesive tape to by light guide plate and bottom respectively
Frame is adhesively fixed.
Preferably, the luminescence component is arranged on flexible wire including an at least LED light and flexible circuit board, the LED light
On the plate of road, the flexible circuit board is fixed on by sticking double faced adhesive tape on the madial wall of side plate.
Preferably, the upper bright enhancement film is fixed by the anti-dazzling screen of middle opening and the upper surface of side frame, the anti-dazzling screen
A part of Nian Jie with upper bright enhancement film, a part is Nian Jie with the upper surface of side frame.
Preferably, middle bright enhancement film is further included, the middle bright enhancement film is arranged between bright enhancement film and lower bright enhancement film.
Preferably, the middle bright enhancement film and lower bright enhancement film are respectively equipped with the lug mutually staggered, the lug with it is black double
Face glue sticking.
Preferably, the backboard uses rubber material using metal material and the center, alternatively, the backboard and center
Use metal material.
Preferably, the metal material is any one in 304 stainless steels, 201 stainless steels, aluminium 5052.
A kind of display device, including a kind of backlight module described above.
The utility model has the following advantages：
It is described black double by the way that diffusion barrier is bonded with black double faced adhesive tape respectively close to the one side Liang Ge end faces of luminescence component
Face glue is Nian Jie with diffusion barrier and diffusion barrier is Nian Jie with light guide plate by lower bright enhancement film respectively, by by reflector plate away from luminescence component
One side Liang Ge end faces be bonded with double faced adhesive tape respectively, the double faced adhesive tape respectively by light guide plate it is Nian Jie with reflector plate and by reflector plate with
Bottom frame is bonded, and can be completely fixed backlight module, anti-sound of movement excellent effect.
Description of the drawings
Fig. 1 is the plan view of display device in the utility model；
Fig. 2 is the sectional view of display device in the utility model；
Fig. 2A is the enlarged drawing at A in Fig. 2；
Fig. 2 B are the enlarged drawing at B in Fig. 2；
Fig. 3 is the schematic diagram of lower bright enhancement film and middle bright enhancement film in the utility model display device.
Specific embodiment
The utility model is described in detail with reference to the accompanying drawings and examples.However, it is possible to many different
Form implements the utility model, and the utility model should not be construed as limited to the specific embodiment illustrated here.
On the contrary, it is in order to explain the principle of the utility model and its practical application, so that other of this field to provide these embodiments
Technical staff is it will be appreciated that the various embodiments of the utility model and the various modifications for being suitable for specific intended application.In attached drawing
In, for the sake of clarity, the shape and size of element can be exaggerated, and identical label will be used to indicate always it is identical or
Similar element.
In the description of the utility model, it is to be understood that term " on ", " under ", "left", "right", " interior ", " outer "
Wait the orientation of instructions or position relationship be based on orientation shown in the drawings or position relationship, be for only for ease of the description present invention and
Simplify description, therefore it is not intended that limitation to the utility model.In addition, term " comprising " and its any deformation, it is intended that
It non-exclusive is included in covering.
As shown in Figure 1, Figure 2, shown in Fig. 2A, Fig. 2 B, present embodiment discloses a kind of backlight module, the backlight module is especially suitable
In on industry, car-mounted display product.The backlight module includes backboard 1, center 2, reflector plate 3, light guide plate 4,5 and of optical film group
Luminescence component 6, the backboard 1 include bottom plate 11 and vertically bend four side plates of extension in the same direction by 11 side of bottom plate
12, the luminescence component 6 is arranged on at least madial wall of side plate 12.The center 2 includes bottom frame 21 and by 21 side of bottom frame
Side vertically bends four side frames 22 of extension in the same direction, and the center 2 is fastened by side frame 22 and the side plate 12 of backboard 1,
The bottom frame 21 is arranged on bottom plate 11；Corresponding luminescence component 6, the fluting empty avoiding setting of the side frame 22 and the side frame 22 are twice
Snapping parallel with the lateral wall of side plate 12 after bending, in addition the side frame 22 on three sides is against the madial wall setting of side plate 12.
The light guide plate 4 includes side as incidence surface and upper surface as light-emitting surface, and the luminescence component 6 is included at least
One LED light 61 and flexible circuit board 62, the LED light 61 are arranged in flexible circuit board 62, and the flexible circuit board 62 passes through
Double faced adhesive tape 7 is pasted and fixed on the madial wall of side plate 12.The LED light 61 and the incidence surface of light guide plate 4 are correspondingly arranged, LED light
The incidence surface of 61 light sent from light guide plates 4 is entered in light guide plate 4, and line source is converted to planar light.
The optical film group 5 is arranged on the light-emitting surface of light guide plate 4, so that the light that light guide plate 4 projects is more uniform.Into
One step, the optical film group 5 includes at least the diffusion barrier 51 being stacked from the bottom up on 4 light-emitting surface of light guide plate, lower increasing
Light film 52 and upper bright enhancement film 53.
The reflector plate 3 is arranged between bottom frame 21 and light guide plate 4, and the reflector plate 3 will be will be injected into 4 bottom of light guide plate
The light in portion is reflected back in light guide plate 4, improves the utilization rate of light.
Reflector plate 3 described in the present embodiment, light guide plate 4 and optical film group 5 are formed in center 2, and the reflector plate 3 is led
The overall thickness of tabula rasa 4 and optical film group 5 is not higher than the height of 22 upper surface of side frame.
Occur sound of movement, the anti-dazzling screen 8 and side frame that the upper bright enhancement film 53 passes through middle opening in backlight film group in order to prevent
22 upper surface is fixed.Specific implementation is a part of be bonded with upper bright enhancement film 53 for the anti-dazzling screen 8, a part and side frame 22
Upper surface bonding, the middle opening of the anti-dazzling screen 8 is the viewing area of backlight module.
Further, the fixation of the lower bright enhancement film 52, diffusion barrier 51 and light guide plate 4 is close to luminous group by diffusion barrier 51
The one side Liang Ge end faces of part 6 are bonded with black double faced adhesive tape 7 respectively, and the black double faced adhesive tape 7 is respectively by lower bright enhancement film 52 and diffusion
Film 51 is bonded and diffusion barrier 51 is be bonded with light guide plate 4.When the optical film group 5 can be by 5 manufacturer's supplied materials of optical film group
The technique that 51 two end faces of diffusion barrier are bonded with black double faced adhesive tape 7 respectively is completed.The setting of the black double faced adhesive tape 7 is on the one hand
Can be used to fixed lower bright enhancement film 52, diffusion barrier 51 and light guide plate 4, on the other hand can also improve before 6 lamp of luminescence component hot spot or
The situation of lamp eye, light beam.
Further, during the fixation of the light guide plate 4, reflector plate 3 and bottom frame 21 by reflector plate 3 away from luminescence component 6
One side Liang Ge end faces are bonded with double faced adhesive tape 7 respectively, and the double faced adhesive tape 7 is be bonded with reflector plate 3 and by reflector plate by light guide plate 4 respectively
3 is be bonded with bottom frame 21.The double faced adhesive tape 7 can be transparent adhesive tape either black and white glue or black glue.The width of the double faced adhesive tape 7 and
Thickness can suitably make adjustment according to the weight of light guide plate 4, with the distance of viewing area, to ensure that the viscous force of double faced adhesive tape 7 is enough.Institute
Double faced adhesive tape 7 can be bonded with respectively by having completed 3 two end faces of reflector plate during 3 manufacturer's supplied materials of reflector plate by stating reflector plate 3
Technique.
As a further improvement, when optics module is additionally provided with middle bright enhancement film 54, the middle bright enhancement film 54 is arranged on increasing
Between light film 53 and lower bright enhancement film 52, the fixation of the middle bright enhancement film 54, which can be used, distinguishes middle bright enhancement film 54 and lower bright enhancement film 52
Equipped with the lug mutually staggered, the lug mode Nian Jie with black double faced adhesive tape 7.Further, the lug is without departing from double
The scope of face glue prevents lug from exceeding and then generates bright spot.
In the utility model, 51 both ends of the surface of diffusion barrier are bonded with black double faced adhesive tape 7,3 both ends of the surface of the reflector plate are glued
Be connected to double faced adhesive tape 7 can be such that the production of backlight module assembles easily, anti-sound of movement effect is more by having been completed during cross cutting factory's supplied materials
Add stabilization.The different viscosity of double faced adhesive tape 7, the use of appearance can make it that can also enhance illumination effect while playing anti-sound of movement.
In the utility model, the backboard 1 uses rubber material using metal material and the center 2, alternatively, the back of the body
Plate 1 and center 2 are using metal material, and backboard 1 can make the stable and reliable for performance of backlight module using metal material, and center 2 is adopted
It can make the lighter weight of backlight module with rubber material.Preferably, the metal material is 304 stainless steels, 201 stainless steels, aluminium
Any one in 5052, but not limited to this.
The invention also discloses a kind of display device, the display device includes backlight module described above, institute
Backlight module is stated to provide uniform backlight for display device.The display device can be computer, mobile phone, camera
Deng being particularly suitable for industry, on car-mounted display product.
It is last it should be noted that above example be only to illustrate the embodiment of the present invention technical solution rather than to its into
Row limitation, although the embodiment of the present invention is described in detail with reference to preferred embodiment, those of ordinary skill in the art
It should be understood that the technical solution of the embodiment of the present invention can be still modified or replaced equivalently, and these are changed or wait
The scope of amended technical solution disengaging technical solution of the embodiment of the present invention cannot also be made with replacement.
Claims (6)
1. a kind of backlight module, the backlight module is used for industry, car-mounted display product, including：
Backboard vertically bends four side plates of extension including bottom plate and by bottom plate side in the same direction；
Center, four side frames of extension are vertically bent including bottom frame and by bottom frame side in the same direction, and the center passes through side
The side plate of frame and backboard fastens；
Luminescence component is arranged on the madial wall of side plate；
Be cascading reflector plate, light guide plate and optics module in center；
It is characterized in that the optics module include at least be cascading the diffusion barrier on light guide plate, lower bright enhancement film and on
Bright enhancement film；
The diffusion barrier close to the one side Liang Ge end faces of luminescence component be bonded with respectively black double faced adhesive tape to by lower bright enhancement film and
Light guide plate is adhesively fixed；
One side Liang Ge end face of the reflector plate away from luminescence component is bonded with double faced adhesive tape light guide plate and bottom frame to be glued respectively
Connect fixation；
Middle bright enhancement film is further included, the middle bright enhancement film is arranged between bright enhancement film and lower bright enhancement film, and middle bright enhancement film adds lustre to under
Film is respectively equipped with the lug mutually staggered, the lug and black two-sided glue sticking.
2. a kind of backlight module as described in claim 1, it is characterized in that, the luminescence component includes an at least LED light and soft
Property wiring board, the LED light are arranged in flexible circuit board, and the flexible circuit board is fixed on side plate by sticking double faced adhesive tape
On madial wall.
3. a kind of backlight module as described in claim 1, it is characterized in that, the anti-dazzling screen that the upper bright enhancement film passes through middle opening
It is fixed with the upper surface of side frame, the anti-dazzling screen is a part of Nian Jie with upper bright enhancement film, and a part is Nian Jie with the upper surface of side frame.
4. a kind of backlight module as described in claim 1, it is characterized in that, the backboard is adopted using metal material and the center
With rubber material, alternatively, the backboard and center use metal material.
5. a kind of backlight module as claimed in claim 4, it is characterized in that, the metal material is 304 stainless steels, 201 stainless
Any one in steel, aluminium 5052.
6. a kind of display device, it is characterized in that, the display device includes a kind of such as backlight of claim 1-5 any one of them
Module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721083659.3U CN207457653U (en) | 2017-08-28 | 2017-08-28 | A kind of backlight module and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721083659.3U CN207457653U (en) | 2017-08-28 | 2017-08-28 | A kind of backlight module and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207457653U true CN207457653U (en) | 2018-06-05 |
Family
ID=62248433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721083659.3U Active CN207457653U (en) | 2017-08-28 | 2017-08-28 | A kind of backlight module and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207457653U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112363340A (en) * | 2020-11-06 | 2021-02-12 | 深圳市华星光电半导体显示技术有限公司 | Curved surface display panel module and fixing method of curved surface display panel and middle frame |
| CN114488619A (en) * | 2022-02-28 | 2022-05-13 | 京东方科技集团股份有限公司 | Display module and display device |
| WO2022257179A1 (en) * | 2021-06-07 | 2022-12-15 | 惠州华星光电显示有限公司 | Display panel, display module, and display device |
-
2017
- 2017-08-28 CN CN201721083659.3U patent/CN207457653U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112363340A (en) * | 2020-11-06 | 2021-02-12 | 深圳市华星光电半导体显示技术有限公司 | Curved surface display panel module and fixing method of curved surface display panel and middle frame |
| CN112363340B (en) * | 2020-11-06 | 2023-04-07 | 深圳市华星光电半导体显示技术有限公司 | Curved surface display panel module and fixing method of curved surface display panel and middle frame |
| WO2022257179A1 (en) * | 2021-06-07 | 2022-12-15 | 惠州华星光电显示有限公司 | Display panel, display module, and display device |
| CN114488619A (en) * | 2022-02-28 | 2022-05-13 | 京东方科技集团股份有限公司 | Display module and display device |
| CN114488619B (en) * | 2022-02-28 | 2023-10-27 | 京东方科技集团股份有限公司 | Display module and display device |
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| GR01 | Patent grant |