CN106842708A - One kind is applied to down straight aphototropism mode set quantum dot pipe backlight assembly - Google Patents
One kind is applied to down straight aphototropism mode set quantum dot pipe backlight assembly Download PDFInfo
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- CN106842708A CN106842708A CN201710150858.XA CN201710150858A CN106842708A CN 106842708 A CN106842708 A CN 106842708A CN 201710150858 A CN201710150858 A CN 201710150858A CN 106842708 A CN106842708 A CN 106842708A
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- quantum dot
- dot pipe
- mode set
- down straight
- backlight assembly
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- Pending
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- 239000002096 quantum dot Substances 0.000 title claims abstract description 61
- 230000005142 aphototropism Effects 0.000 title claims abstract description 20
- 239000011324 bead Substances 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims description 7
- 239000011521 glass Substances 0.000 claims description 5
- 241001062009 Indigofera Species 0.000 claims description 3
- 239000004425 Makrolon Substances 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 3
- 229920000515 polycarbonate Polymers 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 241001025261 Neoraja caerulea Species 0.000 claims description 2
- 239000000084 colloidal system Substances 0.000 claims description 2
- 238000005538 encapsulation Methods 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 239000002245 particle Substances 0.000 claims description 2
- 239000000758 substrate Substances 0.000 claims description 2
- 230000005284 excitation Effects 0.000 abstract description 6
- 239000004973 liquid crystal related substance Substances 0.000 abstract description 6
- 230000000630 rising effect Effects 0.000 abstract description 2
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000004936 stimulating effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- G02F1/133602—Direct backlight
- G02F1/133609—Direct backlight including means for improving the color mixing, e.g. white
-
- 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
- G02F1/133602—Direct backlight
- G02F1/133603—Direct backlight with LEDs
-
- 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
- G02F1/133614—Illuminating devices using photoluminescence, e.g. phosphors illuminated by UV or blue light
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Planar Illumination Modules (AREA)
- Liquid Crystal (AREA)
Abstract
One kind is applied to down straight aphototropism mode set quantum dot pipe backlight assembly, including blue light lamp bar, mixed light fastener, quantum dot pipe.Quantum dot pipe is fixed on blue light lamp bar top by mixed light fastener, and the blue light lamp bar includes pcb board, LED lamp bead, and LED lamp bead is located under quantum dot pipe, on pcb board, lens is installed additional above quantum dot pipe light-emitting window.LED lamp bead sends blue light excitation quantum point pipe and out obtains white light, and now light out is line source, then obtains area source after lens are rolled over/reflected.The mixed light fastener, lens are bonded on pcb board by two-sided tape.It is of the invention a kind of suitable for down straight aphototropism mode set quantum dot pipe backlight assembly, lens are installed additional above quantum dot pipe light-emitting window, change original rising angle, original line source is changed into area source, to meet the requirement of down straight aphototropism mode set and liquid crystal display.
Description
Technical field
The present invention relates to technical field of liquid crystal display, more particularly to one kind is suitable for the down straight aphototropism mode set quantum dot pipe back of the body
Light source assembly.
Background technology
The photoelectric characteristic of quantum dot pipe is very unique, and it is subject to stimulating electrically or optically, can be according to the diameter of quantum dot, hair
Go out the very pure high-quality monochromatic light of various different colours.It is logical and quantum dot is applied to the cardinal principle of Display Technique
Ethereal blue light source, various sizes of quantum dot crystal in excitation quantum point pipe are crossed, so that sub and pure green glow of pure feux rouges is discharged, and with
Remaining ethereal blue light projection to above imaging system, thus can by quantum dot send power spectrum concentrate, very pure height
Quality red green monochromatic light, the light-emitting phosphor characteristic of complete beyond tradition LED-backlit realizes more preferably imaged color.Compared to biography
The LED light source of system, quantum pipe has the advantage such as pure glow color, stable luminescent property, energy-efficient, Color tunable.Use quantum
Point pipe does the liquid crystal display of background light source making, and its color gamut value is higher, can reach more than NTSC110%, can give people more
Good visual experience.
Due to quantum dot pipe just line source out, so it is all to use that quantum dot pipe is applied to field of backlights at present
Side entering type scheme is carrying out collocation assembling.How diversification product and lower cost solution are provided to client, more enrich client and produce
Product line, is problem demanding prompt solution in industry.
The content of the invention
In order to solve the above technical problems, the present invention provides a kind of suitable for down straight aphototropism mode set quantum dot pipe backlight group
Part, installs lens additional above quantum dot pipe light-emitting window, changes original rising angle, original line source is changed into area source,
To meet the requirement of down straight aphototropism mode set and liquid crystal display.
The technical scheme that the present invention takes is：
One kind is applied to down straight aphototropism mode set quantum dot pipe backlight assembly, including blue light lamp bar, mixed light fastener, quantum dot
Pipe.
Quantum dot pipe is fixed on blue light lamp bar top by mixed light fastener, and the blue light lamp bar includes pcb board, LED lamp bead,
LED lamp bead is located under quantum dot pipe, on pcb board, lens is installed additional above quantum dot pipe light-emitting window.LED lamp bead sends blue light
Excitation quantum point pipe out obtains white light, and now light out is line source, then obtains area source after lens are rolled over/reflected.
The mixed light fastener, lens are bonded on pcb board by two-sided tape.
The pcb board is high thermal conductive substrate, specification：Length 20-1500mm, width 4-30mm, thickness 0.5-5mm.Using
Can be variant in the length and width and thickness of various sizes of backlight module pcb board.
The LED lamp bead is blue-ray LED particle, and LED lamp bead is formed by support, chip, transparent silica gel encapsulation, in silica gel
Add
Special diffusant is beneficial to the light for sending more uniformity, LED lamp bead specification：7.0*3.0mm、7.0*2.0mm、
4.0*1.4mm, 4.0*1.0mm, 2.8*3.5mm or 3.5*3.5mm.
The mixed light fastener specification：Length 20-1500mm, width 3-20mm, thickness 3-10mm.For supporting and fixing
Quantum dot pipe, using different types, its size can be variant.
The mixed light fastener is made of URC2501 makrolon materials.
The quantum dot pipe is the borosilicate sealed glass tube high that inner chamber is filled with quantum dot colloid mixture, for blue light to be turned
It is changed to glimmering
Light.The quantum dot tube section is shaped as：Circular, oval, semicircle or rectangle.The pipe of different shapes is matched somebody with somebody
The mixed light fastener lighting angle of set can be different, can be selected according to product.Length 20-1500mm, diameter：0.7-7mm, wall
It is thick：0.1-5mm.It is applied to different size, the length of the quantum pipe of the product selection of size, radius can be variant, can be according to not
Selected with product.
The lens are acrylic lens, and cross sectional shape is：Wine glass-shaped, circular arc type or rectangle.Length 20-1500mm,
Width
3-20mm, height 5-20mm, are applied to different size, the length of the lens of the product selection of size, width, height and shape
Shape can be variant, can be selected according to different product.
Of the invention a kind of suitable for down straight aphototropism mode set quantum dot pipe backlight assembly, technique effect is as follows：
What the 1st, the glass tube of quantum dot pipe was selected is high-boron-silicon glass, and it is a kind of low thermal expansion, high temperature resistant, high intensity, high hard
The specific glass material of degree, high transmission rate and high chemical stability.Quanta point material is filling, and inside then two ends use special
Technique is sealed, and is completely cut off with oxygen and aqueous vapor completely, and solving quantum point contact oxygen and water causes the problem of performance failure.
2nd, mixed light fastener is made from URC2501 makrolon materials, and its intensity is high, dimensionally stable, creep are small, high temperature bar
Also seldom changed under part, will not shrink, draw high and deform and cause because the change of temperature is produced in normal conditions of use
Quantum dot pipe is crushed.The selected materials reflectivity fluorescence conversion efficiency so as to ensure quantum pipe high.
4th, Lens Design advantages of simple, is easily installed.Line source can obtain area source after it reflects reflection.Its
Made using special acrylic material, transparency is excellent, and light transmittance is high, have prominent resistance to ag(e)ing and mechanical strength.
Brief description of the drawings
Fig. 1 is structural representation of the invention（Lens-section is wine glass-shaped）.
Fig. 2 is structural representation of the invention（Lens-section is circular arc type）.
Fig. 3 is that the present invention is applied to 50 cun of single set decomposition texture schematic diagrams of backlight module.
Fig. 4 is that the present invention is applied to 50 cun of scheme of installations of backlight module.
Fig. 5 is that the present invention is applied to 65 cun of scheme of installations of backlight module.
Specific embodiment
One kind is applied to down straight aphototropism mode set quantum dot pipe backlight assembly, including blue light lamp bar 1, mixed light fastener 3, amount
Son point pipe 4.Quantum dot pipe 4 is fixed on the top of blue light lamp bar 1 by mixed light fastener 3, the blue light lamp bar 1 include pcb board 1.1,
LED lamp bead 1.2, LED lamp bead 1.2 is located under quantum dot pipe 4, on pcb board 1.1, is installed additional above the light-emitting window of quantum dot pipe 4
Mirror 5.LED lamp bead 1.2 sends blue light excitation quantum point pipe 4 and out obtains white light, and now light out is line source, then by saturating
Area source is obtained after 5 foldings of mirror/reflection.
Embodiment 1：
It is example to use quantum dot pipe backlight assembly with 50 cun of directly-down liquid crystal displays, is illustrated.
Such as the backlight module 6 of 50 cun in Fig. 4, two sets of quantum dot pipe backlight assemblies of the present invention are installed in bottom,
Single set length component is 1050mm, width 80mm, height 6mm.As shown in figure 1, quantum dot pipe 4 is fixed on indigo plant by mixed light fastener 3
Directly over light lamp bar 1, wherein LED lamp bead 1.2 is under quantum dot pipe 4, on pcb board 1.1.LED lamp bead 1.2 sends indigo plant
Light, excitation quantum point pipe 4 out obtains white light, and now light out is line source, then by obtaining face after 5 foldings of lens/reflection
Light source.As shown in figure 4, whole 50 cun of backlight module 6, it is only necessary to two sets of quantum dot pipe backlight assemblies of length 1050mm,
Requirement can be met.
Embodiment 2：
Quantum dot pipe backlight assembly is used as example is illustrated with 65 cun of directly-down liquid crystal displays.
Such as the backlight module 7 of 65 cun in Fig. 5, nine sets of quantum dot pipe backlight assemblies of the present invention are installed in bottom,
Single set length component is 200mm, width 20mm, height 7mm.As shown in figure 1, quantum dot pipe 4 is fixed on blue light by mixed light fastener 3
Directly over lamp bar 1, wherein LED lamp bead 1.2 is under quantum dot pipe 4, on pcb board 1.1.LED lamp bead 1.2 sends blue light,
Excitation quantum point pipe 4 out obtains white light, and now light out is line source, then by obtaining face light after 5 foldings of lens/reflection
Source, as shown in figure 5, whole 65 cun of backlight module 7, it is only necessary to 9 sets of quantum dot pipe backlight assemblies of length 200mm, so that it may
Meet and require.
Claims (9)
1. it is a kind of to be applied to down straight aphototropism mode set quantum dot pipe backlight assembly, including blue light lamp bar（1）, mixed light fastener（3）、
Quantum dot pipe（4）；It is characterized in that：Quantum dot pipe（4）By mixed light fastener（3）It is fixed on blue light lamp bar（1）Top, the indigo plant
Light lamp bar（1）Including pcb board（1.1）, LED lamp bead（1.2）, LED lamp bead（1.2）Positioned at quantum dot pipe（4）Under, pcb board
（1.1）On, quantum dot pipe（4）Light-emitting window top installs lens additional（5）.
It is 2. a kind of according to claim 1 to be applied to down straight aphototropism mode set quantum dot pipe backlight assembly, it is characterised in that：
The mixed light fastener（3）, lens（5）By two-sided tape（2）It is bonded in pcb board（1.1）On.
It is 3. a kind of according to claim 1 to be applied to down straight aphototropism mode set quantum dot pipe backlight assembly, it is characterised in that：
The pcb board（1.1）It is high thermal conductive substrate, specification：Length 20-1500mm, width 4-30mm, thickness 0.5-5mm.
It is 4. a kind of according to claim 1 to be applied to down straight aphototropism mode set quantum dot pipe backlight assembly, it is characterised in that：
The LED lamp bead（1.2）It is blue-ray LED particle, LED lamp bead（1.2）By support, chip, transparent silica gel encapsulation and
Into specification：7.0*3.0mm, 7.0*2.0mm, 4.0*1.4mm, 4.0*1.0mm, 2.8*3.5mm or 3.5*3.5mm.
It is 5. a kind of according to claim 1 to be applied to down straight aphototropism mode set quantum dot pipe backlight assembly, it is characterised in that：
The mixed light fastener（3）Specification：Length 20-1500mm, width 3-20mm, thickness 3-10mm.
6. a kind of according to claim 1 or 5 to be applied to down straight aphototropism mode set quantum dot pipe backlight assembly, its feature exists
In：The mixed light fastener（3）It is made of makrolon material.
It is 7. a kind of according to claim 1 to be applied to down straight aphototropism mode set quantum dot pipe backlight assembly, it is characterised in that：
The quantum dot pipe（4）It is borosilicate sealed glass tube high that inner chamber is filled with quantum dot colloid mixture, for blue light to be turned
Change
It is fluorescence.
It is 8. a kind of according to claim 1 to be applied to down straight aphototropism mode set quantum dot pipe backlight assembly, it is characterised in that：
The quantum dot pipe（4）Cross sectional shape is：Circular, oval, semicircle or rectangle.
It is 9. a kind of according to claim 1 to be applied to down straight aphototropism mode set quantum dot pipe backlight assembly, it is characterised in that：
The lens（5）It is acrylic lens, cross sectional shape is：Wine glass-shaped, circular arc type or rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710150858.XA CN106842708A (en) | 2017-03-14 | 2017-03-14 | One kind is applied to down straight aphototropism mode set quantum dot pipe backlight assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710150858.XA CN106842708A (en) | 2017-03-14 | 2017-03-14 | One kind is applied to down straight aphototropism mode set quantum dot pipe backlight assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106842708A true CN106842708A (en) | 2017-06-13 |
Family
ID=59144514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710150858.XA Pending CN106842708A (en) | 2017-03-14 | 2017-03-14 | One kind is applied to down straight aphototropism mode set quantum dot pipe backlight assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106842708A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107621732A (en) * | 2017-10-25 | 2018-01-23 | 宜昌华耀科技有限公司 | Straight-down negative quantum dot pipe backlight assembly |
| CN109283737A (en) * | 2017-07-21 | 2019-01-29 | 行家光电股份有限公司 | The light emitting device of tool unsymmetric structure, the manufacturing method comprising the backlight module of the light emitting device and the light emitting device |
| CN110131623A (en) * | 2019-05-23 | 2019-08-16 | 安徽芯瑞达科技股份有限公司 | This back light source structure drops in a kind of straight-down negative SMC |
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| CN105700232A (en) * | 2016-04-05 | 2016-06-22 | 宜昌劲森光电科技股份有限公司 | Quantum dot background light source for liquid crystal display with curved surface |
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| CN1936669A (en) * | 2005-09-19 | 2007-03-28 | 中强光电股份有限公司 | Illuminating device and plane light-source module |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109283737A (en) * | 2017-07-21 | 2019-01-29 | 行家光电股份有限公司 | The light emitting device of tool unsymmetric structure, the manufacturing method comprising the backlight module of the light emitting device and the light emitting device |
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| CN107621732A (en) * | 2017-10-25 | 2018-01-23 | 宜昌华耀科技有限公司 | Straight-down negative quantum dot pipe backlight assembly |
| CN110131623A (en) * | 2019-05-23 | 2019-08-16 | 安徽芯瑞达科技股份有限公司 | This back light source structure drops in a kind of straight-down negative SMC |
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Application publication date: 20170613 |