CN108716631A - Segmented backlight lamp, backlight module and display - Google Patents
Segmented backlight lamp, backlight module and display Download PDFInfo
- Publication number
- CN108716631A CN108716631A CN201810832624.8A CN201810832624A CN108716631A CN 108716631 A CN108716631 A CN 108716631A CN 201810832624 A CN201810832624 A CN 201810832624A CN 108716631 A CN108716631 A CN 108716631A
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- CN
- China
- Prior art keywords
- lamp
- pcb board
- backlight
- lamp bar
- segmented
- 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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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
- F21V29/503—Cooling arrangements characterised by the adaptation for cooling of specific components of light sources
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Planar Illumination Modules (AREA)
Abstract
The present invention provides segmented backlight lamp and backlight module, segmented backlight lamp includes multiple lamp bars, and each lamp bar is including pcb board and the lamp bead being connected electrically on pcb board；The connected structure for making multiple pcb boards be sequentially connected end to end is both provided between per two adjacent pcb boards, connected structure includes pin and the jack that is inserted into for pin, pin is disposed therein the end of a pcb board and is electrically connected with the pcb board, and jack is arranged in the end of another pcb board adjacent with the pcb board；The segmented backlight lamps and lanterns have better versatility, are conducive to carry out mass production, easier for installation.Backlight module includes backboard, light guide plate and segmented backlight lamp, and assembling is more convenient.Display uses the backlight module, and assembling is more convenient, and is not easy the excessively high problem of outlet display local brightness.
Description
Technical field
The invention belongs to display part fields, are to be related to a kind of segmented backlight lamp, backlight module more specifically
And display.
Background technology
Backlight module is the key part and component of display, uses backlight lamp bar as light source, by being located at backlight lamp bar
Linear light source is changed into area source by the light guide plate of surface, and display is enable normally to show image.Existing backlight lamp bar is usual
It is designed as the elongate configuration of integral type, is pasted and fixed on backboard；With the diversified development of display shape and size, it is desirable that
The display of one specific shape and size needs to match the backlight lamp bar of a specific shape and size, to batch of backlight lamp bar
Quantization production causes trouble, meanwhile, the backlight lamp bar of different shape and size packaging, transport etc. also have it is many not
Just.
Invention content
The purpose of the present invention is to provide a kind of segmented backlight lamp, to solve in the prior art, integral type backlight lamp bar is not
The technical issues of adapting to mass production, and being not easy to pack and transport.
To achieve the above object, the technical solution adopted by the present invention is：Segmented backlight lamp, including multiple lamp bars, each
The lamp bar is including pcb board and the lamp bead being connected electrically on the pcb board；It is all provided between per two adjacent pcb boards
It is equipped with the connected structure for making multiple pcb boards be sequentially connected end to end, the connected structure includes pin and inserted for described
The jack that foot is inserted into, the pin are disposed therein the end of a pcb board and are electrically connected with the pcb board, and the jack setting exists
The end of another pcb board adjacent with the pcb board.
The present invention is further arranged, and multiple lamp bars include straight line lamp bar and/or curve lamp bar.
The present invention is further arranged, and multiple lamp bars include first straight line lamp bar, second straight line lamp bar and are connected to
Several curve lamp bars between the first straight line lamp bar and second straight line lamp bar, several described curve lamp bars successively head and the tail
Connection.
The present invention is further arranged, several described curve lamp bars are sequentially connected end to end in smooth curve-like, and described
One straight line lamp bar and second straight line lamp bar are connected to the curve lamp bar in such a way that curve lamp bar adjacent thereto is tangent respectively
End.
The present invention is further arranged, and location structure, the positioning knot are both provided between every two adjacent pcb boards
Structure includes locating piece and the locating slot for locating piece merging, and the locating piece is disposed therein the end of a pcb board, described
Locating slot is arranged in the end of another pcb board adjacent with the pcb board.
The present invention is further arranged, and the connected structure includes two pins and two jacks.
The present invention also provides a kind of backlight modules, including backboard, light guide plate and foregoing segmented backlight lamp.
The present invention is further arranged, and the backboard is equipped with heat sink strip, and the segmented backlight lamp is fixed on the heat dissipation
On item.
The present invention is further arranged, and the backboard includes that first be sequentially connected end to end faces plate, curved slab and second directly directly
Panel, described first face directly plate and second face directly plate respectively by with the curved slab it is tangent in a manner of be connected to the curved slab phase
To both sides.
The present invention also provides a kind of displays, including foregoing backlight module.
The present invention mainly has the advantages that：First, segmented backlight lamp is designed using segmentation structure, by inserting
Binding structure is sequentially connected end to end so that single lamp bar is applicable to the display of different shape and size, has higher general
Property, mass production can be carried out, and be conducive to the links such as packaging, storage and transport；Second, the installation of segmented backlight lamp is more
Add conveniently, and the position deviation between actual installation site and the installation site of requirement can be reduced, prevents display from going out
The excessively high problem of existing local luminance；Third, backlight module uses above-mentioned segmented backlight lamp, with above-mentioned segmented backlight lamp
Advantageous effect, and the assembling of backlight module is more convenient, and segmented backlight lamp is not easy to protrude from the surface of light guide plate；Fourth,
Segmented backlight lamp is mounted on by heat sink strip on backboard, is not easy to burn out because of fever；Fifth, display uses above-mentioned backlight mould
Group, the advantageous effect with above-mentioned backlight module.
Description of the drawings
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description be only the present invention some
Embodiment for those of ordinary skill in the art without having to pay creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is a kind of structural schematic diagram of segmented light splitting item in the embodiment of the present invention；
Fig. 2 is the assembling structure schematic diagram of two neighboring lamp bar in the embodiment of the present invention；
Fig. 3 is the structural schematic diagram that another segmented is divided item in the embodiment of the present invention；
Fig. 4 is a kind of structure sectional view of backlight module in the embodiment of the present invention；
Fig. 5 is the structural schematic diagram of dorsulum of the embodiment of the present invention；
Fig. 6 is the enlarged drawing at A in Fig. 5.
Wherein, each reference numeral in figure：
100, segmented backlight lamp；110, lamp bar；111, pcb board；112, lamp bead；120, connected structure；121, pin；
122, jack；131, first straight line lamp bar；132, second straight line lamp bar；140, curve lamp bar；150, location structure；151, it positions
Block；152, locating slot；200, backlight module；210, backboard；211, first plate is faced directly；212, curved slab；213, second plate is faced directly；
220, light guide plate；230, heat sink strip.
Specific implementation mode
In order to make technical problems, technical solutions and advantages to be solved be more clearly understood, tie below
Accompanying drawings and embodiments are closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only
To explain the present invention, it is not intended to limit the present invention.
The present embodiment provides a kind of segmented backlight lamps 100, as depicted in figs. 1 and 2, including multiple lamp bars 110, each lamp
Item 110 is including pcb board 111 and the lamp bead 112 being connected electrically on the pcb board 111, and when in use, multiple pcb boards 111 are successively
Head and the tail connect, and LED lamp bead can be used in lamp bead 112；It is both provided with connected structure 120 between per two adjacent pcb boards 111, is inserted
Binding structure 120 includes pin 121 and the jack 122 for the pin 121 insertion, and pin 121 is disposed therein a pcb board 111
End and be electrically connected with the pcb board 111, jack 122 is arranged at the end of another pcb board 111 adjacent with the pcb board 111
Portion.
Compared with traditional integral type backlight lamp bar 110, segmented backlight lamp 100 provided in this embodiment uses segmented
Structure design may be selected the lamp bar 110 of different number, pass through connected structure in the display for different shape and size
120 make multiple pcb boards 111 be sequentially connected end to end, and form shape and size corresponding with display, therefore, single lamp bar 110
It is applicable to the display of different shape and size, there is higher versatility, mass production, and single lamp bar can be carried out
110 length is also shorter, is conducive to the links such as packaging, storage and transport.
In the present embodiment, multiple lamp bars 110 include straight line lamp bar and/or curve lamp bar 140, i.e., multiple lamp bars 110 can
To there is different combinations, to adapt to display of different shapes.For example, if multiple lamp bars 110 are all using straight line lamp bar,
The segmented backlight lamp 100 for then connecting formation is suitable for facing display directly；If multiple lamp bars 110 all using curve lamp bar 140,
The segmented backlight lamp 100 for then connecting formation is suitable for flexible displays；If multiple lamp bars 110 use straight line lamp bar and curve lamp
The form that item 140 combines, then the segmented backlight lamp 100 for connecting formation are suitable for while having the display for facing screen and Curved screen directly
Device.
In the display with Curved screen, shape of traditional integral type backlight lamp bar after installation is fixed necessarily has
The part of bending makes the integral type backlight lamp bar be easy to happen stress rebound under the action of itself bending stress, and then makes this
The actual installation site of integral type backlight lamp bar and the installation site of clocking requirement is set there are certain position deviation, the position is inclined
Difference can cause the Local Convex of integral type backlight lamp bar for the surface of light guide plate, and then it is excessively high so that display local luminance is occurred
Problem.
Segmented backlight lamp 100 in the present embodiment uses the structure design of segmented, bent when containing in multiple lamp bars 110
When line lamp bar 140, the segmented backlight lamp 100 for connecting formation is suitable for the display with Curved screen, and curve lamp bar 140
Connected structure 120 between adjacent lamp bar 110 can alleviate curve lamp bar 140 bending stress of itself, so as to subtract
The stress rebound of few segmented backlight lamp 100, avoids the Local Convex of segmented backlight lamp 100 for the surface of light guide plate, effectively
The problem that ground prevents display outlet local luminance excessively high.
Specifically, as shown in figures 1 and 3, multiple lamp bars 110 in the present embodiment include first straight line lamp bar 131, several
A curve lamp bar 140 and second straight line lamp bar 132, first straight line lamp bar 131, several curve lamp bars 140 and second straight line lamp
Item 132 is sequentially connected end to end, and suitable for having the display for facing screen and Curved screen directly simultaneously, and two are faced directly screen and are located at
The opposite both sides of Curved screen；First straight line lamp bar 131 and second straight line lamp bar 132 are respectively as facing light source directly, several curves
Lamp bar 140 is then used as curved surface light source, has good compatibility.A kind of segmented backlight lamp 100 shown in FIG. 1 includes first successively
Tail connection 131, curve lamp bars 140 of a first straight line lamp bar and a second straight line lamp bar 132, then the segmented carry on the back
Light lamp 100 is three stage structure；Another kind segmented backlight lamp 100 shown in Fig. 3 includes one first be sequentially connected end to end
131, two curve lamp bars 140 of straight line lamp bar and a second straight line lamp bar 132, then the segmented backlight lamp 100 is four-part form
Structure；In other embodiments, segmented backlight lamp 100 can also be similarly set to five-part form structure, six segmentation structures etc.,
To adapt to different shape, size and the display of installation requirement, and the hop count of segmented backlight lamp 100 at most more can more be alleviated
The stress rebound of its own.
Further, several curve lamp bars 140 can be sequentially connected end to end in smooth curve-like, first straight line lamp bar
131 and second straight line lamp bar 132 be connected to the curve lamp bar 140 in such a way that curve lamp bar 140 adjacent thereto is tangent respectively
End, i.e. first straight line lamp bar 131 and adjacent 140 tangent connection of curve lamp bar, second straight line lamp bar 132 and adjacent song
The 140 tangent connection of line lamp bar, makes the display with the segmented backlight lamp 100 with preferable visual effect.
As shown in Fig. 2, it is both provided with location structure 150 between per two adjacent pcb boards 111, the location structure 150 packet
Locating piece 151 and the locating slot 152 for the locating piece 151 merging are included, locating piece 151 is disposed therein the end of a pcb board 111
Portion, locating slot 152 are arranged in the end of another pcb board 111 adjacent with the pcb board 111.When two adjacent pcb boards 111
When being connected by pin 121 and jack 122, locating piece 151 is placed in locating slot 152；By identifying 111 end of pcb board
Locating piece 151 or locating slot 152 can accurately link together two pcb boards 111, and location structure 150 can play " anti-
It is slow-witted " effect, keep the assembling of segmented backlight lamp 100 more convenient.
In addition, the quantity of pin 121 and jack 122 is preferably arranged to two respectively in every group of connected structure 120, two are inserted
After foot 121 is inserted into two jacks 122 respectively, so that two adjacent pcb boards 111 is connected more secured, be not susceptible to be detached from or
Deflection.
The present embodiment also provides a kind of backlight module 200, as shown in figure 4, including backboard 210, light guide plate 220 and as before
The segmented backlight lamp 100；Light guide plate 220 is fixedly connected with backboard 210, and segmented backlight lamp 100 is mounted on backboard 210
Bottom, and light guide plate 220 is located at the surface of segmented backlight lamp 100.The backlight module 200 has used the present embodiment to carry
The segmented backlight lamp 100 of confession, keeps the assembling of backlight module 200 more convenient, and segmented backlight lamp 100 is not easy because of position
It sets deviation and protrudes from the surface of light guide plate 220.
Further, in conjunction with Fig. 5 and Fig. 6, heat sink strip 230, segmented backlight lamp 100 are installed in the bottom of backboard 210
Pcb board 111 be then fixed on heat sink strip 230 by viscose glue.Heat sink strip 230 can be used aluminium alloy and be made, firm in structure, be not easy
Deformation, while also there is preferable heat conductivility, heat dissipation can be played the role of to segmented backlight lamp 100, prevent it from burning out.
As shown in figure 5, the backboard 210 in the present embodiment faces plate 211 directly including first, curved slab 212 and second faces plate directly
213, first faces plate 211 directly, curved slab 212 and second is faced plate 213 directly and is sequentially connected end to end, and first faces plate 211 and directly
Two face plate 213 directly is connected to the opposite both sides of curved slab 212 in a manner of tangent with curved slab 212 respectively, makes the shape of backboard 210
The shape of shape and above-mentioned segmented backlight lamp 100 matches.Display is when using the backlight module 200, two Curved screens
Tangentially it is arranged respectively in the both sides for facing screen directly, Curved screen smoothly transits with screen formation is faced directly, so that display is had and preferably regards
Feel effect.
The present embodiment also provides a kind of display, which includes foregoing backlight module 200, makes display
It is easier for installation, and display is less prone to the excessively high problem of local luminance.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement etc., should all be included in the protection scope of the present invention made by within refreshing and principle.
Claims (10)
1. segmented backlight lamp, it is characterised in that：Including multiple lamp bars, each lamp bar includes pcb board and is connected electrically in
Lamp bead on the pcb board；It is both provided between per two adjacent pcb boards for keeping multiple pcb boards first successively
The connected structure of tail connection, the connected structure include pin and the jack for pin insertion, and the pin is arranged at it
In a pcb board end and be electrically connected with the pcb board, the jack is arranged at the end of another pcb board adjacent with the pcb board
Portion.
2. segmented backlight lamp according to claim 1, it is characterised in that：Multiple lamp bars include straight line lamp bar and/
Or curve lamp bar.
3. segmented backlight lamp according to claim 1, it is characterised in that：Multiple lamp bars include first straight line lamp
Item, second straight line lamp bar and several curve lamp bars being connected between the first straight line lamp bar and second straight line lamp bar,
Several described curve lamp bars are sequentially connected end to end.
4. segmented backlight lamp according to claim 3, it is characterised in that：Several described curve lamp bars connect from beginning to end successively
It is in smooth curve-like to connect, and the first straight line lamp bar and second straight line lamp bar are tangent with curve lamp bar adjacent thereto respectively
Mode is connected to the end of the curve lamp bar.
5. segmented backlight lamp according to claim 1, it is characterised in that：Between per two adjacent pcb boards
It is provided with location structure, the location structure includes locating piece and the locating slot for locating piece merging, and the locating piece is set
The end of a pcb board wherein is set, the locating slot is arranged in the end of another pcb board adjacent with the pcb board.
6. segmented backlight lamp according to claim 1, it is characterised in that：The connected structure includes two pins and two
A jack.
7. backlight module, it is characterised in that：Including backboard, light guide plate and the segmentation as described in claim 1 to 6 any one
Formula backlight.
8. backlight module according to claim 7, it is characterised in that：The backboard is equipped with heat sink strip, the segmented
Backlight is fixed on the heat sink strip.
9. backlight module according to claim 7, it is characterised in that：The backboard include be sequentially connected end to end it is first straight
Panel, curved slab and second face plate directly, and described first, which faces plate and second directly, faces plate directly respectively with the side tangent with the curved slab
Formula is connected to the opposite both sides of the curved slab.
10. display, it is characterised in that：It include the backlight module as described in claim 7 to 9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810832624.8A CN108716631A (en) | 2018-07-26 | 2018-07-26 | Segmented backlight lamp, backlight module and display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810832624.8A CN108716631A (en) | 2018-07-26 | 2018-07-26 | Segmented backlight lamp, backlight module and display |
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| Publication Number | Publication Date |
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| CN108716631A true CN108716631A (en) | 2018-10-30 |
Family
ID=63913741
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810832624.8A Pending CN108716631A (en) | 2018-07-26 | 2018-07-26 | Segmented backlight lamp, backlight module and display |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110716351A (en) * | 2019-10-31 | 2020-01-21 | 厦门天马微电子有限公司 | Backlight module and display device |
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