CN206546483U - A kind of side-entering type backlight module - Google Patents
A kind of side-entering type backlight module Download PDFInfo
- Publication number
- CN206546483U CN206546483U CN201720187719.XU CN201720187719U CN206546483U CN 206546483 U CN206546483 U CN 206546483U CN 201720187719 U CN201720187719 U CN 201720187719U CN 206546483 U CN206546483 U CN 206546483U
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- CN
- China
- Prior art keywords
- heat sink
- aluminum heat
- guide plate
- light guide
- backlight module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Planar Illumination Modules (AREA)
- Liquid Crystal (AREA)
Abstract
The utility model discloses a kind of side-entering type backlight module, including metal backing, the light guide plate that is arranged on metal backing and be arranged at light guide plate side incidence surface side light source；Also include aluminum heat sink, light source is installed on the bottom surface of aluminum heat sink, and a side pressure of aluminum heat sink is located in the ejection smooth surface of light guide plate, and the other end and the metal backing of aluminum heat sink are detachably connected.The side-entering type backlight module pushes down light guide plate with aluminum heat sink, saves plastic frame, meanwhile, aluminum heat sink intensity is good, is unlikely to deform, it is possible to prevente effectively from light leak, lamp shadow.
Description
Technical field
The utility model is related to display technology field, more particularly to a kind of side-entering type backlight module.
Background technology
Existing side-entering type backlight module generally comprises backboard, light guide plate, heat sink and LED light bar, wherein, light guide plate
It is arranged on backboard, heat sink is connected with backboard, LED light bar is arranged at the sidepiece of light guide plate and is fixed on the top surface of heat sink,
Blooming piece is arranged on light guide plate, and liquid crystal panel pressure is on blooming piece.Normally, between liquid crystal panel and light guide plate
There is a plastic frame excessive, still, the structure of this side-entering type backlight module is more complicated, and processing cost is higher.
Utility model content
The purpose of this utility model is to propose a kind of side-entering type backlight module, pushes down light guide plate with aluminum heat sink, save
Plastic frame has been saved, meanwhile, aluminum heat sink intensity is good, is unlikely to deform, it is possible to prevente effectively from light leak, lamp shadow.
For up to this purpose, the utility model uses following technical scheme：
A kind of side-entering type backlight module, including metal backing, the light guide plate that is arranged on the metal backing and be arranged at
The light source of the side of the side incidence surface of the light guide plate；
Also include aluminum heat sink, the light source is installed on the bottom surface of the aluminum heat sink, and the aluminum heat sink
A side pressure located at the light guide plate ejection smooth surface on, the other end and the metal backing of the aluminum heat sink are detachable
Connection.
As further improvement of the utility model, the light source includes multiple spaced LEDs, described
LED is installed on the aluminum heat sink.
As further improvement of the utility model, the top surface of the light guide plate is provided with blooming piece, the blooming piece
Top surface pressure be provided with liquid crystal panel, the liquid crystal panel fixed by the framework pressure holding being connected with the metal backing；The liquid
One side pressure of the direction aluminum heat sink of crystal panel is located at the top surface of the aluminum heat sink.
As further improvement of the utility model, the metal backing includes backboard body, the top of the backboard body
Face is provided with groove, and the edge of the opening of the groove stretches out to form flange, and the light guide plate and the LED may be contained within
In the groove, the other end and the flange of the aluminum heat sink are detachably connected.
Wherein, the edge of the bottom surface of the light guide plate is Nian Jie with the backboard body by double faced adhesive tape.
As further improvement of the utility model, the other end of the aluminum heat sink, which is spaced apart, is provided with multiple through holes,
Stud bolt hole corresponding with the position of the through hole is offered on the metal backing, the aluminum heat sink is worn successively by bolt
Cross the through hole and the stud bolt hole is connected with the metal backing.
The beneficial effects of the utility model are：The utility model proposes a kind of side-entering type backlight module, radiated with aluminum
Plate pushes down light guide plate, saves plastic frame, meanwhile, aluminum heat sink intensity is good, is unlikely to deform, it is possible to prevente effectively from light leak, lamp
Shadow.
Brief description of the drawings
Fig. 1 is a kind of structural representation for side-entering type backlight module that the utility model is provided.
In figure：1- metal backings；11- backboard bodies；111- grooves；112- flange；12- stud bolt holes；2- light guide plates；3- aluminium
Heat sink processed；4-LED lamps；5- blooming pieces；6- liquid crystal panels；7- frameworks；8- reflecting pieces.
Embodiment
Further illustrate the technical solution of the utility model below in conjunction with the accompanying drawings and by embodiment.
As shown in figure 1, a kind of side-entering type backlight module, including metal backing 1, the light guide plate that is arranged on metal backing 1
2 and be arranged at light guide plate 2 side incidence surface side light source；Also include aluminum heat sink 3, light source is installed on aluminum radiating
The bottom surface of plate 3, and aluminum heat sink 3 a side pressure located at light guide plate 2 ejection smooth surface on, the other end of aluminum heat sink 3 with
Metal backing 1 is detachably connected.
The utility model proposes a kind of side-entering type backlight module, using the design of the upside-down mounting of aluminum heat sink 3, directly use aluminium
Heat sink 3 processed pushes down light guide plate 2, saves plastic frame, meanwhile, the intensity of aluminum heat sink 3 is good, is unlikely to deform, can be effective
Avoid light leak, lamp shadow.
As further improvement of the utility model, light source includes multiple spaced LEDs 4, and LED 4 is installed on
On aluminum heat sink 3.Compared with existing light-source structure, the design achieves direct wiring piece, nothing on aluminum heat sink 3
An independent aluminium base support LED 4 is needed, so as to simplify structure, processing cost is saved.
As further improvement of the utility model, the top surface of light guide plate 2 is provided with blooming piece 5, the top surface of blooming piece 5
Pressure is provided with liquid crystal panel 6, and liquid crystal panel 6 is fixed by the pressure holding of framework 7 being connected with metal backing 1；Liquid crystal panel 6 towards aluminium
One side pressure of heat sink 3 processed is located at the top surface of aluminum heat sink 3, so as to effectively prevent the end of aluminum heat sink 3 from occurring
Tilt, it is to avoid light leak.
As further improvement of the utility model, metal backing 1 includes backboard body 11, and the top surface of backboard body 11 is set
Fluted 111, the edge of the opening of groove 111 stretches out to form flange 112, and light guide plate 2 and LED 4 may be contained within groove
In 111, the other end and the flange 112 of aluminum heat sink 3 are detachably connected, further to improve the utilization rate of light source；Wherein, lead
Reflecting piece 8 is provided between tabula rasa 2 and backboard body 11, the edge of the bottom surface of light guide plate 2 is glued by double faced adhesive tape and backboard body 11
Connect, so that light guide plate 2 can be firmly fixed in groove 111.
As further improvement of the utility model, the other end of aluminum heat sink 3, which is spaced apart, is provided with multiple through holes, metal
Stud bolt hole 12 corresponding with the position of through hole is offered on backboard 1, aluminum heat sink 3 passes through screw bolt passes through hole and stud
Hole 12 is connected with metal backing 1.
Technical principle of the present utility model is described above in association with specific embodiment.These descriptions are intended merely to explain this reality
With new principle, and the limitation to the utility model protection domain can not be construed in any way.Based on explanation herein,
Those skilled in the art, which would not require any inventive effort, can associate other embodiments of the present utility model,
These modes are fallen within protection domain of the present utility model.
Claims (6)
1. a kind of side-entering type backlight module, including metal backing (1), be arranged on the metal backing (1) light guide plate (2),
And it is arranged at the light source of the side of the side incidence surface of the light guide plate (2)；Characterized in that,
Also include aluminum heat sink (3), the light source is installed on the bottom surface of the aluminum heat sink (3), and the aluminum radiates
One side pressure of plate (3) is in the ejection smooth surface of the light guide plate (2), the other end and the gold of the aluminum heat sink (3)
Category backboard (1) is detachably connected.
2. a kind of side-entering type backlight module according to claim 1, it is characterised in that the light source includes multiple intervals and set
The LED (4) put, the LED (4) is installed on the aluminum heat sink (3).
3. a kind of side-entering type backlight module according to claim 2, it is characterised in that the top surface of the light guide plate (2) is set
Have a blooming piece (5), the top surface pressure of the blooming piece (5) is provided with liquid crystal panel (6), the liquid crystal panel (6) by with institute
Framework (7) pressure holding for stating metal backing (1) connection is fixed；The one of the direction aluminum heat sink (3) of the liquid crystal panel (6)
Side pressure is located at the top surface of the aluminum heat sink (3).
4. a kind of side-entering type backlight module according to claim 3, it is characterised in that the metal backing (1) includes the back of the body
Plate body (11), the top surface of the backboard body (11) is provided with groove (111), and the edge of the opening of the groove (111) is outside
Extension forms flange (112), and the light guide plate (2) and the LED (4) may be contained within the groove (111), the aluminum
The other end of heat sink (3) is detachably connected with the flange (112).
5. a kind of side-entering type backlight module according to claim 4, it is characterised in that the bottom surface of the light guide plate (2)
Edge is Nian Jie with the backboard body (11) by double faced adhesive tape.
6. a kind of side-entering type backlight module according to claim 5, it is characterised in that the aluminum heat sink (3) it is another
One end, which is spaced apart to be provided with multiple through holes, the metal backing (1), offers stud bolt hole corresponding with the position of the through hole
(12), the aluminum heat sink (3) passes through through hole described in screw bolt passes and the stud bolt hole (12) and the metal backing
(1) connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720187719.XU CN206546483U (en) | 2017-02-28 | 2017-02-28 | A kind of side-entering type backlight module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720187719.XU CN206546483U (en) | 2017-02-28 | 2017-02-28 | A kind of side-entering type backlight module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206546483U true CN206546483U (en) | 2017-10-10 |
Family
ID=59995427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720187719.XU Active CN206546483U (en) | 2017-02-28 | 2017-02-28 | A kind of side-entering type backlight module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206546483U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108037616A (en) * | 2017-12-29 | 2018-05-15 | 重庆市中光电显示技术有限公司 | A kind of backlight module |
| CN108459434A (en) * | 2017-12-29 | 2018-08-28 | 重庆市中光电显示技术有限公司 | A kind of backlight module |
| WO2019080327A1 (en) * | 2017-10-25 | 2019-05-02 | 惠科股份有限公司 | Backlight module and liquid crystal display device |
-
2017
- 2017-02-28 CN CN201720187719.XU patent/CN206546483U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019080327A1 (en) * | 2017-10-25 | 2019-05-02 | 惠科股份有限公司 | Backlight module and liquid crystal display device |
| US10969538B2 (en) | 2017-10-25 | 2021-04-06 | HKC Corporation Limited | Backlight module and liquid crystal display device |
| CN108037616A (en) * | 2017-12-29 | 2018-05-15 | 重庆市中光电显示技术有限公司 | A kind of backlight module |
| CN108459434A (en) * | 2017-12-29 | 2018-08-28 | 重庆市中光电显示技术有限公司 | A kind of backlight module |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |