CN110082957A - Light bar fixing device, display device backboard and display device - Google Patents
Light bar fixing device, display device backboard and display device Download PDFInfo
- Publication number
- CN110082957A CN110082957A CN201910275520.6A CN201910275520A CN110082957A CN 110082957 A CN110082957 A CN 110082957A CN 201910275520 A CN201910275520 A CN 201910275520A CN 110082957 A CN110082957 A CN 110082957A
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- China
- Prior art keywords
- backboard
- bracket
- lamp bar
- fixed
- diaphragm
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- 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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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
It includes: diaphragm that the present invention, which provides a kind of light bar fixing device, display device backboard and display device, the light bar fixing device,；Diffuser plate, the diffuser plate are fixed on the diaphragm；Backboard, the backboard have a bent area, and the diaphragm, the diffuser plate are fixed on the backboard by the bent area, are arranged in parallel with the backboard；Bracket is fixed on the outside of the backboard；Lamp bar is fixed on the bracket, and for the light emission side of the lamp bar towards diaphragm side, the light emitting source of the lamp bar gos deep into the inside of the backboard.The light bar fixing device outside backboard by assembling fixation for lamp bar, and lamp bar is fixed on bracket, bracket is attached to outside backboard again, when replacing lamp bar in this way, dismantling backlight is not needed, it is i.e. replaceable to directly take out lamp bar, this improves heavy industry efficiency and lamp bar yield, and lamp bar is external also improves the radiating efficiency of backlight.
Description
Technical field
The present invention relates to field of display technology more particularly to a kind of light bar fixing devices, display device backboard and display dress
It sets.
Background technique
Since liquid crystal itself does not shine, in the various liquid crystal display equipments such as liquid crystal display, LCD TV, require to lean on
External light source shows to realize.Light emitting diode (Light-Emitting Diode, LED) backlight is because it is with development properties
Good, long service life, mercury-free environmental protection etc. a little, have become mainstream backlight at present.Wherein, LED backlight dividing according to LED
Cloth position can be divided into straight-down negative and two kinds of side entering type: direct-light-type backlight by LED in intensive array distribution in screen rear,
Direct irradiation screen, main English is in small-medium size backlight；LED is set to screen edge by side-edge type backlight, by leading
Tabula rasa lights entire screen, and which are mainly applied to large scale backlights.
Currently, soft base plate lamp bar mostly uses fixation adhesive tape carrying on the back in the backlight module of either side entering type or straight-down negative
Mode on plate is fixed.There are many disadvantages for the fixed form: for the backboard with U folded structure, adhering to the adhesive tape position of lamp bar
At U folding, lamp bar is generally by the way of filling in U folded structure from front when assembling, it is generally the case that the aperture efficiency of U folded structure
The case where smaller, lamp bar is inconvenient to adhere to, and is easy to appear inaccurate positioning or even lamp bar torsional deformation, influences the light efficiency of light source；
It is difficult to remove fixation adhesive tape when changeing lamp bar, and easily generates residue glue, such as removes the incorrect LED that also results in of mode and break
Damage, to extend working hour, influences lamp bar yield.
Summary of the invention
The present invention provides a kind of light bar fixing device, display device backboard and display device, by by lamp bar outside backboard
Assembling is fixed, and lamp bar is fixed on bracket, and bracket is attached to outside backboard again, when replacing lamp bar in this way, does not need dismantling backlight, directly
Lamp bar, that is, replaceable is picked up out, this improves heavy industry efficiency and lamp bar yield, and the external heat dissipation effect for also improving backlight of lamp bar
Rate.
To solve the above-mentioned problems, the first aspect present invention provides a kind of light bar fixing device, and described device includes:
Diaphragm；
Diffuser plate, the diffuser plate are fixed on the diaphragm；
Backboard, the side of the backboard are provided with a bent area, and the diaphragm, the diffuser plate are solid by the bent area
It is scheduled on the backboard, is arranged in parallel with the backboard；
Bracket is fixed on the outside of the backboard；
Lamp bar is fixed on the bracket, and the light emission side of the lamp bar is towards diaphragm side, the luminous depth of origin of the lamp bar
Enter on the inside of the backboard.
Further, the position that the back side of the lamp bar corresponds to lamp bead is coated with heat-conducting glue, and the lamp bar passes through heat-conducting glue
It is Nian Jie with the bracket.
Further, it is provided with locating slot on the bracket, positioning protrusion is provided on the backboard, the locating slot
Quantity, shape and the positioning protrusion match；The bracket passes through the locating slot and the positioning being arranged on the backboard
Protrusion is positioned.
Further, the backboard and the bracket are made of magnetic material, and the backboard and the bracket pass through magnetism
Effect is attached together.
Further, the backboard is provided with through-hole, and through-hole is also equipped on the bracket, and what is be arranged on the backboard is logical
The lead to the hole site being arranged on hole and the bracket is corresponding, the backboard and the bracket be threadably secured item across through-hole into
Row is fixed.
Further, the through-hole is round or rectangle.
Second aspect, the present invention provide a kind of display device backboard, and the display device backboard includes that the lamp bar is fixed
Device, the light bar fixing device include:
Diaphragm；
Diffuser plate, the diffuser plate are fixed on the diaphragm；
Backboard, the backboard have a bent area, and the diaphragm, the diffuser plate are fixed on the back by the bent area
On plate, it is arranged in parallel with the backboard；
Bracket is fixed on the outside of the backboard；
Lamp bar is fixed on the bracket, and the light emission side of the lamp bar is towards diaphragm side, the luminous depth of origin of the lamp bar
Enter on the inside of the backboard.
Further, it is provided with locating slot on the bracket, positioning protrusion is provided on the backboard, the locating slot
Quantity, shape and the positioning protrusion match；The bracket passes through the locating slot and the positioning being arranged on the backboard
Protrusion is positioned.
Further, the backboard is provided with through-hole, and through-hole is also equipped on the bracket, and what is be arranged on the backboard is logical
The lead to the hole site being arranged on hole and the bracket is corresponding, and the backboard is connect with the bracket by the through-hole.
The present invention also provides a kind of display device, the display device includes described in any item display devices back as above
Plate.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of embodiment or technical solution in the prior art
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only some of invention
Embodiment for those of ordinary skill in the art without creative efforts, can also be attached according to these
Figure obtains other attached drawings.
Fig. 1 is one embodiment schematic diagram of light bar fixing device provided by the invention；
Fig. 2 is another embodiment schematic diagram of light bar fixing device provided by the invention.
Specific embodiment
The explanation of following embodiment is referred to the additional illustration, the particular implementation that can be used to implement to illustrate the present invention
Example.The direction term that the present invention is previously mentioned, such as [on], [under], [preceding], [rear], [left side], [right side], [interior], [outer], [side]
Deng being only the direction with reference to annexed drawings.Therefore, the direction term used be to illustrate and understand the present invention, rather than to
The limitation present invention.The similar unit of structure is with being given the same reference numerals in the figure.
Attached drawing and explanation are considered inherently illustrative, rather than restrictive.The similar list of structure in the figure
Member is with being given the same reference numerals.In addition, in order to understand and be convenient for description, the size and thickness of each component shown in the accompanying drawings
It is all arbitrarily shown, but the invention is not restricted to this.
In the accompanying drawings, for clarity, the thickness in layer, film, panel, region etc. is exaggerated.In the accompanying drawings, in order to understand
Conveniently and convenient for description, the thickness of some layer and region is exaggerated.It should be noted that ought such as layer, film, region or substrate
When component is referred to as " " another component "upper".The component can directly on another component, or there may also be
Intermediate module.
In addition, in the description, unless explicitly described as opposite, otherwise word " comprising " will be understood as meaning to wrap
The component is included, but is not excluded for any other component.Furthermore in the description, " ... on " mean to be located on target element
Side or lower section, and be not intended to must be positioned on the top based on gravity direction.
Further to illustrate the present invention to reach the taken technical means and efficacy of predetermined invention, below in conjunction with attached drawing
And preferred embodiment, it is specific real to a kind of light bar fixing device proposed according to the present invention, display device backboard and display device
Mode, structure, feature and its effect are applied, detailed description are as follows.
Referring to Fig. 1, being one embodiment schematic diagram of light bar fixing device provided by the invention, the light bar fixing device packet
It includes:
Diaphragm 101；
Diffuser plate 102, the diffuser plate 102 are fixed on the diaphragm 101；
Backboard 103, the backboard 103 have a bent area 1031, and the diaphragm 101, the diffuser plate 102 pass through described curved
Folding area 1031 is fixed on the backboard 103, is arranged in parallel with the backboard 103；
Bracket 104 is fixed on 103 outside of backboard；
Lamp bar 105 is fixed on the bracket 104, and the light emission side of the lamp bar 105 is towards 101 side of diaphragm, the lamp
The light emitting source of item 105 gos deep into 103 inside of backboard.
Light bar fixing device provided by the invention, by the way that lamp bar is assembled fixation outside backboard, and lamp bar is fixed on bracket
On, bracket is attached to outside backboard again, in this way replacement lamp bar when, do not need dismantling backlight, it is i.e. replaceable to directly take out lamp bar, this raising
Heavy industry efficiency and lamp bar yield, and lamp bar is external also improves the radiating efficiency of backlight.
Specifically, diaphragm 101 is arranged far from the side of lamp bar 105, diffuser plate 102 is positioned close to the one of lamp bar 105
Side has on backboard 103 bent area 1031, diaphragm 101 and diffuser plate 102 to be fixed on backboard 103 by the bent area 1031.
In some embodiments of the invention, bracket 104 is fixed on 103 outside of backboard, wherein outside the backboard 103
Side is the side in the backboard 103 far from the diffuser plate 102.
Specifically, the position that the back side of the lamp bar 105 corresponds to lamp bead is coated with heat-conducting glue, lamp bar 105 passes through the heat-conducting glue
It is fixed with bracket 104.And heat-conducting glue has good heating conduction, can be radiated by heat-conducting glue to lamp bead, so that aobvious
Showing device can simply and easily be assembled and good heat dissipation, improves service life.
Preferably, which is liquid heat conductive silica gel, when progress lamp bar 105 is fixed, liquid heat conductive silicon
Glue is coated in the both ends at 105 back side of lamp bar position corresponding with lamp bead and the lamp bar back side.Due to lamp bead in lamp bar 105 between
Every distribution, therefore after liquid heat conductive gelling is solid, the first heat conduction silicone of corresponding lamp bead position had not only been convenient for the heat dissipation of lamp bead, but also
It is able to cooperate and is fixedly connected with lamp bar 105 and bracket together with the second heat conduction silicone between bracket 104 positioned at 105 both ends of lamp bar
104。
After 105 coated with thermally conductive glue of lamp bar, the lamp bar 105 is Nian Jie with bracket 104, and then the bracket 104 is wanted and backboard
103 are fixed；It needs to carry out the positioning between bracket 104 and backboard 103 when bracket 104 will be fixed with backboard 103.
In some embodiments of the invention, it on bracket 104 at least provided with two locating slots, is equally set on backboard 103
It is equipped with positioning protrusion, the quantity of the positioning protrusion being arranged on the backboard 103, shape, position are in the positioning being arranged on bracket 104
Slot matches.
Preferably, the locating slot and positioning protrusion can be two, three, four.
Further, the cross-sectional shape of the locating slot and positioning protrusion can be circle, the undersized of positioning protrusion
In the size of locating slot, positioning protrusion is embedded just below in locating slot, in this way, after the positioning of bracket 104, it can be with
Quickly it is fixed together with backboard 103.
After bracket 104 and backboard 103 are positioned, need for bracket 104 and backboard 103 to be fixed.
Preferably, bracket 104 can be made with backboard 103 of magnetic material, and bracket 104 and backboard 103 can pass through magnetic
The magnetic properties of property material, which are attached together, to be fixed.
Referring to Fig. 2, in some other embodiments of the invention, it is provided with through-hole on backboard 103, it is same on bracket 104
Sample is provided with through-hole, and the through-hole on backboard 103 matches with the number of openings on bracket 104, shape, position.Backboard 103 with
Bracket 104, which is threadably secured item 106 and is threaded through the through-hole of setting, to be fixed together.
Preferably, which can be round or rectangle.
The present invention also provides a kind of display device backboards, which includes light bar fixing device, the lamp bar
Fixing device includes:
Diaphragm 101；
Diffuser plate 102, the diffuser plate 102 are fixed on the diaphragm 101；
Backboard 103, the backboard 103 have a bent area 1031, and the diaphragm 101, the diffuser plate 102 pass through described curved
Folding area 1031 is fixed on the backboard 103, is arranged in parallel with the backboard 103；
Bracket 104 is fixed on 103 outside of backboard；
Lamp bar 105 is fixed on the bracket 104, and the light emission side of the lamp bar 105 is towards 101 side of diaphragm, the lamp
The light emitting source of item 105 gos deep into 103 inside of backboard.
Display device backboard provided by the invention, by the way that lamp bar is assembled fixation outside backboard, and lamp bar is fixed on bracket
On, bracket is attached to outside backboard again, in this way replacement lamp bar when, do not need dismantling backlight, it is i.e. replaceable to directly take out lamp bar, this raising
Heavy industry efficiency and lamp bar yield, and lamp bar is external also improves the radiating efficiency of backlight.
Specifically, diaphragm 101 is arranged far from the side of lamp bar 105, diffuser plate 102 is positioned close to the one of lamp bar 105
Side has on backboard 103 bent area 1031, diaphragm 101 and diffuser plate 102 to be fixed on backboard 103 by the bent area 1031.
In some embodiments of the invention, bracket 104 is fixed on 103 outside of backboard, wherein outside the backboard 103
Side is the side in the backboard 103 far from the diffuser plate 102.
Specifically, the position that the back side of the lamp bar 105 corresponds to lamp bead is coated with heat-conducting glue, lamp bar 105 passes through the heat-conducting glue
It is fixed with bracket 104.And heat-conducting glue has good heating conduction, can be radiated by heat-conducting glue to lamp bead, so that aobvious
Showing device can simply and easily be assembled and good heat dissipation, improves service life.
Preferably, which is liquid heat conductive silica gel, when progress lamp bar 105 is fixed, liquid heat conductive silicon
Glue is coated in the both ends at 105 back side of lamp bar position corresponding with lamp bead and the lamp bar back side.Due to lamp bead in lamp bar 105 between
Every distribution, therefore after liquid heat conductive gelling is solid, the first heat conduction silicone of corresponding lamp bead position had not only been convenient for the heat dissipation of lamp bead, but also
It is able to cooperate and is fixedly connected with lamp bar 105 and bracket together with the second heat conduction silicone between bracket 104 positioned at 105 both ends of lamp bar
104。
After 105 coated with thermally conductive glue of lamp bar, the lamp bar 105 is Nian Jie with bracket 104, and then the bracket 104 is wanted and backboard
103 are fixed；It needs to carry out the positioning between bracket 104 and backboard 103 when bracket 104 will be fixed with backboard 103.
In some embodiments of the invention, it on bracket 104 at least provided with two locating slots, is equally set on backboard 103
It is equipped with positioning protrusion, the quantity of the positioning protrusion being arranged on the backboard 103, shape, position are in the positioning being arranged on bracket 104
Slot matches.
Preferably, the locating slot and positioning protrusion can be two, three, four.
Further, the cross-sectional shape of the locating slot and positioning protrusion can be circle, the undersized of positioning protrusion
In the size of locating slot, positioning protrusion is embedded just below in locating slot, in this way, after the positioning of bracket 104, it can be with
Quickly it is fixed together with backboard 103.
After bracket 104 and backboard 103 are positioned, need for bracket 104 and backboard 103 to be fixed.
Preferably, bracket 104 can be made with backboard 103 of magnetic material, and bracket 104 and backboard 103 can pass through magnetic
The magnetic properties of property material, which are attached together, to be fixed.
Referring to Fig. 2, in some other embodiments of the invention, it is provided with through-hole on backboard 103, it is same on bracket 104
Sample is provided with through-hole, and the through-hole on backboard 103 matches with the number of openings on bracket 104, shape, position.Backboard 103 with
Bracket 104, which is threadably secured item 106 and is threaded through the through-hole of setting, to be fixed together.
Preferably, which can be round or rectangle.
Display device backboard provided by the present invention, by the way that lamp bar is assembled fixation outside backboard, and lamp bar is fixed on bracket
On, bracket is attached to outside backboard again, in this way replacement lamp bar when, do not need dismantling backlight, it is i.e. replaceable to directly take out lamp bar, this raising
Heavy industry efficiency and lamp bar yield, and lamp bar is external also improves the radiating efficiency of backlight.
Above-mentioned purpose according to the present invention proposes a kind of display device backboard, including above-mentioned light bar fixing device.This reality
The working principle of the display device backboard of example offer is provided, it is consistent with the embodiment working principle of aforementioned light bar fixing device, specifically
Structural relation and working principle are referring to aforementioned light bar fixing device embodiment, and details are not described herein again.
Above-mentioned purpose according to the present invention proposes a kind of display device, including above-mentioned display device backboard.The present embodiment
The working principle of the display device of offer, specific structure relationship consistent with the embodiment working principle of aforementioned display backboard
And working principle, referring to aforementioned display panel embodiment, details are not described herein again.
In conclusion although the present invention has been disclosed above in the preferred embodiment, but above preferred embodiment is not to limit
The system present invention, those skilled in the art can make various changes and profit without departing from the spirit and scope of the present invention
Decorations, therefore protection scope of the present invention subjects to the scope of the claims.
Claims (10)
1. a kind of light bar fixing device, which is characterized in that described device includes:
Diaphragm；
Diffuser plate, the diffuser plate are fixed on the diaphragm；
Backboard, the side of the backboard are provided with a bent area, and the diaphragm, the diffuser plate are fixed on by the bent area
On the backboard, it is arranged in parallel with the backboard；
Bracket is fixed on the outside of the backboard；
Lamp bar is fixed on the bracket, and for the light emission side of the lamp bar towards diaphragm side, the light emitting source of the lamp bar gos deep into institute
It states on the inside of backboard.
2. light bar fixing device according to claim 1, which is characterized in that the back side of the lamp bar corresponds to the position of lamp bead
Coated with heat-conducting glue, the lamp bar is Nian Jie with the bracket by heat-conducting glue.
3. light bar fixing device according to claim 1, which is characterized in that locating slot is provided on the bracket, it is described
Positioning protrusion is provided on backboard, quantity, the shape of the locating slot match with the positioning protrusion；The bracket passes through institute
It states locating slot and is positioned with the positioning protrusion being arranged on the backboard.
4. light bar fixing device according to claim 1, which is characterized in that the backboard and the bracket are magnetic material
It is made, the backboard is attached together with the bracket by magnetic action.
5. light bar fixing device according to claim 1, which is characterized in that the backboard is provided with through-hole, the bracket
On be also equipped with through-hole, the through-hole being arranged on the backboard and the lead to the hole site being arranged on the bracket are corresponding, the backboard
Item is threadably secured with the bracket to be fixed across through-hole.
6. light bar fixing device according to claim 5, which is characterized in that the through-hole is round or rectangle.
7. a kind of display device backboard, which is characterized in that the display device backboard includes light bar fixing device, and the lamp bar is solid
Determining device includes:
Diaphragm；
Diffuser plate, the diffuser plate are fixed on the diaphragm；
Backboard, the backboard have a bent area, and the diaphragm, the diffuser plate are fixed on the backboard by the bent area
On, it is arranged in parallel with the backboard；
Bracket is fixed on the outside of the backboard；
Lamp bar is fixed on the bracket, and for the light emission side of the lamp bar towards diaphragm side, the light emitting source of the lamp bar gos deep into institute
It states on the inside of backboard.
8. display device backboard according to claim 7, which is characterized in that locating slot is provided on the bracket, it is described
Positioning protrusion is provided on backboard, quantity, the shape of the locating slot match with the positioning protrusion；The bracket passes through institute
It states locating slot and is positioned with the positioning protrusion being arranged on the backboard.
9. display device backboard according to claim 7, which is characterized in that the backboard is provided with through-hole, the bracket
On be also equipped with through-hole, the through-hole being arranged on the backboard and the lead to the hole site being arranged on the bracket are corresponding, the backboard
It is connect with the bracket by the through-hole.
10. a kind of display device, which is characterized in that the display device includes such as the described in any item displays of claim 7-9
Device backboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910275520.6A CN110082957A (en) | 2019-04-08 | 2019-04-08 | Light bar fixing device, display device backboard and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910275520.6A CN110082957A (en) | 2019-04-08 | 2019-04-08 | Light bar fixing device, display device backboard and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110082957A true CN110082957A (en) | 2019-08-02 |
Family
ID=67414436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910275520.6A Pending CN110082957A (en) | 2019-04-08 | 2019-04-08 | Light bar fixing device, display device backboard and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110082957A (en) |
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| CN102606963A (en) * | 2012-04-09 | 2012-07-25 | 创维液晶器件(深圳)有限公司 | Direct type LED liquid crystal backlight module |
| CN102691939A (en) * | 2012-05-31 | 2012-09-26 | 南京中电熊猫液晶显示科技有限公司 | Direct type LED backlight source module and liquid crystal display device |
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Address after: 9-2 Tangming Avenue, Guangming New District, Shenzhen City, Guangdong Province Applicant after: TCL Huaxing Photoelectric Technology Co.,Ltd. Address before: 9-2 Tangming Avenue, Guangming New District, Shenzhen City, Guangdong Province Applicant before: Shenzhen China Star Optoelectronics Technology Co.,Ltd. |
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