The content of the invention
To solve above-mentioned technical problem, the present invention provides a kind of down straight aphototropism mode set, low cost, thickness of thin.
Meanwhile, the present invention also provides a kind of television set, thickness of thin, low cost.
Technical scheme is as follows:A kind of down straight aphototropism mode set, including diffuser plate, LED lamp bar and backboard, it is described
Backboard includes base plate and side plate, and the LED lamp bar is arranged on the base plate, wherein:In the LED lamp bar and the diffuser plate
Between be additionally provided with the interior blooming piece of a printing opacity, be provided with multiple hollow holes on the interior blooming piece.
Described down straight aphototropism mode set, wherein:The interior blooming piece has multiple identical optical units, the optics
Unit has a symmetrical centre, and the hollow hole of each optical unit is to should symmetrical centre annular of the arrangement in multi-turn.
Described down straight aphototropism mode set, wherein:The aperture of the hollow hole of the optical unit is with itself and optical unit
Symmetrical centre distance increase and increase.
Described down straight aphototropism mode set, wherein:Spacing between the adjacent hollow hole of the optical unit with its with
The distance of the symmetrical centre of optical unit increases and reduces.
Described down straight aphototropism mode set, wherein:Generally circular in shape, the square or prismatic of the annular.
Described down straight aphototropism mode set, wherein:The generally circular in shape of the hollow hole, triangle, square or six sides
Shape.
Described down straight aphototropism mode set, wherein:The interior blooming piece contains fluorescent material, and the fluorescent material will be passed through
Its blue light is converted into gold-tinted.
Described down straight aphototropism mode set, wherein:The periphery of the interior blooming piece is extended with multiple claws, the side plate
On be provided with the slot that multiple adaptations claw is passed through and caught on.
Described down straight aphototropism mode set, wherein:The periphery of the interior blooming piece is provided with multiple bent positioning
Portion, is provided with binding part on the location division, the side plate offers slot, and the location division is through the slot and bends by viscous
Knot is fixed with side plate.
A kind of television set, including backlight module, wherein, the backlight module be set to it is above-mentioned any one of it is straight under
Formula backlight module.
A kind of television set provided by the present invention and down straight aphototropism mode set, due to adopting on the interior blooming piece of printing opacity
Hollow hole, and be used between diffuser plate and LED lamp bar, by refraction light, scattered light, the reflected light of the interior blooming piece
With the immixture of transmitted light, the lighting angle of LED luminescence chips is extended, instead of what is installed additional outside LED luminescence chips
Optical lenses, reduce the cost of down straight aphototropism mode set, while acting on by the mixed light of the interior blooming piece, shorten mixed light
Distance, is conducive to the thickness of thinning down straight aphototropism mode set, and then can make that cost is lower, the television set that thickness is thinner.
Specific embodiment
Below with reference to accompanying drawing, the specific embodiment and embodiment of the present invention are described in detail, described tool
Body embodiment only to explain the present invention, is not intended to limit the specific embodiment of the present invention.
As shown in Fig. 2 Fig. 2 is the structural representation of down straight aphototropism mode set of the present invention, the down straight aphototropism mode set includes
Outer blooming piece 210, diffuser plate 220, LED lamp bar 240 and backboard 230.
The outer blooming piece 210 is made up of Multilayer Films such as upper diffusion sheet, brightening piece and lower diffusion sheets;The LED
Bar 240 includes printed circuit board (PCB) 241 and LED luminescence chips 242, and the LED luminescence chips 242 are arranged on the printed circuit board (PCB)
On 241, and the outside of the LED luminescence chips 242 can be not added with filling relatively costly optical lenses.
The backboard 230 includes base plate 231 and side plate 232, and the side plate 232 inclines the week for being connected to the base plate 231
Side, the printed circuit board (PCB) 241 of the LED lamp bar 240 is arranged on the base plate 231 of the backboard 230, the outer optics of multiple structure
Film 210 is located at the top of the diffuser plate 220, and the diffuser plate 220 is arranged on the outer blooming piece 210 and the LED
Between bar 240.
Also including the interior blooming piece 250 of a printing opacity, the interior blooming piece 250 is located at down straight aphototropism mode set of the present invention
Between the LED lamp bar 240 and the diffuser plate 220, to substitute the relatively costly optics installed additional outside LED luminescence chips
Lens, and shorten light mixing distance, be conducive to the thickness of thinning down straight aphototropism mode set.
In of the invention in the preferred implementation of blooming piece fixed form, the interior blooming piece 250 and the diffusion
Plate 220 can be fixed on the side plate 232 of the backboard 230.
Fig. 3 is referred to, Fig. 3 is the first embodiment floor map of blooming piece in the present invention, in the interior blooming
The periphery of piece 350 is provided with multiple claws 351, and the claw 351 is trapezoidal, and less one end is head, and larger one end is
Root.The root of the connection claw 351 of one connecting portion 354 and the edge of the interior blooming piece 350, the width of the connecting portion 354
Less than the width of the root of claw 351, so as to the root of the claw 351 both sides with the interior blooming piece 350 in connecting portion 354
Place forms draw-in groove 352.
With reference to shown in Fig. 4, Fig. 4 is the part-structure schematic diagram of the backlight module using the interior blooming piece shown in Fig. 3,
The slot 353 that the adaptation claw 351 is passed through and caught on, the interior blooming piece are provided with the side plate 332 of the backboard 330
350 claw 351 stretches out the side plate 332, and the root of the claw 351 of the interior blooming piece 350 is resisted against the side plate 332
Outside.
And as shown in figure 5, Fig. 5 is the floor map of the second embodiment of blooming piece in the present invention, in the interior light
The periphery for learning diaphragm 450 is provided with multiple bent location divisions 451, and the location division 451 has head and root, described fixed
The root in position portion 451 is provided between the head of a rectangular location hole 452, the location hole 452 and the location division 451
Region be provided with binding part 453.
With reference to shown in Fig. 6, Fig. 6 is the part-structure schematic diagram of the backlight module using the interior blooming piece shown in Fig. 5,
The first slot 454 that multiple adaptations location division 451 passes through, the side plate are provided with the side plate 232 of the backboard 230
Reflector 260 is provided with 232 inner surface, is provided with what multiple adaptations location division 451 passed through on the reflector 260
Second slot 455, per one second slot 455 in be provided with a positioning table 456, the location division 451 is slotting through described second
When groove 455 and the first slot 454, the positioning table 456 in second slot 455 is stuck in the location hole 452 of the location division 451
In, while bending the location division 451, and it is affixed on the outer surface of the side plate 232 by the binding part 453, with
The fixation interior blooming piece 450.
Backlight module shown in Fig. 4 (or Fig. 6), on its LED lamp bar 340 (or 440) printed substrate 341 (or 441)
LED luminescence chips 342 (or 442) are white light LEDs luminescence chip, and the LED luminescence chips 342 (or 442) can also include HONGGUANG
LED luminescence chips, green LED chip and blue-ray LED luminescence chip, after the light mixing that it sends white light is formed.
Can adulterate gold-tinted fluorescent material in the interior blooming piece 350 (or 450) of the backlight module shown in Fig. 4 (or Fig. 6),
Accordingly, LED luminescence chips 342 (or 442) are blue-ray LED luminescence chip, the blue light that LED luminescence chips 342 (or 442) send
After the interior blooming piece 350 (or 450), changed by the gold-tinted fluorescent material in 350 (or 450) in the interior blooming piece
Into white light, the partially yellow phenomenon of the light for sending such that it is able to improve backlight module.
Fig. 7 is referred to, Fig. 7 is the structural representation of the fourth embodiment of backlight module of the present invention, in above-described embodiment
Some embedded holes can also be opened up on the base plate 531 of the backboard 530 of backlight module(It is not shown), LED of LED lamp bar 540
Optical chip 542 is arranged in the embedded hole, and the printed circuit board (PCB) 541 of the LED lamp bar 540 is arranged on the outside of base plate 531, from
And the radiating of the LED lamp bar 540 can be improved, interior blooming piece 550 is arranged on the side plate 532 of the backboard 530.
The present invention also provides display device, and it includes the backlight mould described in display floater and any of the above-described embodiment
Group.
As shown in figure 8, Fig. 8 is the structural representation of display device of the present invention, the display device includes backboard 630, LED
Bar 640, interior blooming piece 650, diffuser plate 620, outer blooming piece 610, housing 670, center 680 and display floater 690.It is described
Center 670 has the inside edge 671 for protruding out, and the outer blooming piece 610 and diffuser plate 620 are clipped in the inner edge of the housing 670
Between 671 and center 680, the interior blooming piece 650 be clipped in the center 680 and the backboard 630 side plate 632 it
Between, thus can simplify assembling structure, improve production efficiency.The gold-tinted that can also adulterate in the interior blooming piece 650 of the present embodiment is glimmering
Light powder, accordingly, the LED luminescence chips 642 of the LED lamp bar 640 are blue light emitting chip.
In the above-described embodiments, the thickness of the interior blooming piece is between 0.05 ~ 1mm, mist degree between 0 ~ 95%, instead
Rate is penetrated between 1 ~ 100% (not including 100%), transmitance between 1 ~ 100%, the angularity of the interior blooming piece after installation
Between ± 0 ~ 5mm, the interior blooming piece to the distance of the LED luminescence chips can accomplish between 0.1 ~ 60mm, these ginsengs
Number can be selected according to practical situation and arranged in pairs or groups in application process.
Further, multiple hollow holes can be disposed with the interior blooming piece, can be with using these hollow holes
Improve the light mixing effect of the interior blooming piece, and the light mixing distance in further shortening between blooming piece and LED luminescence chips,
And then the thickness of thinning down straight aphototropism mode set to greatest extent, to make, cost is lower, the television set that thickness is thinner.
The interior blooming piece has multiple optical units, the luminous cores of a LED of each optical unit correspondence LED lamp bar
Piece.Fig. 9 is seen also, Fig. 9 is that the arrangement of the hollow hole of six identical optical units of interior blooming piece in the present invention is shown
It is intended to, the optical unit has symmetrical centre O, and symmetrical centre O is just to the LED luminescence chips of the LED lamp bar.Apart from this pair
The precalculated position of title center O, the interior blooming piece is not provided with hollow hole, and other positions arrange hollow hole 751,752, hollow hole
751st, 752 the annular of multi-turn, prismatic as shown in Figure 9 are arranged in centered on symmetrical centre O.Certainly, in other embodiments,
These hollow holes may be arranged in the square or circle of multi-turn.
It is preferred that the aperture of the hollow hole increases with its increase with symmetrical centre, i.e. engraving positioned at inner ring
Thus the aperture of emptying aperture 751 is conducive to hollow out of more light from outer ring less than the aperture of the hollow hole 752 positioned at its outer ring
Pass through in hole 752, so can reduce at annular center with the luminance difference of circular periphery.
Certainly, in other embodiments, the spacing between the adjacent hollow hole with its between symmetrical centre away from
Reduce from increase, i.e., the radial spacing between the nearer adjacent hollow hole of symmetrical centre is more than apart from annular center farther out
Adjacent hollow hole between radial distance, be thus also beneficial to more light and pass through from the hollow hole of outer ring, Jin Erye
Can reduce at annular center with the luminance difference of circular periphery.
The shape of the hollow hole can be circle, triangle, square or hexagon.
Hollow hole in the preferred implementation of the hollow hole on blooming piece in the present invention, on the interior blooming piece
Radius can be between 0.002 ~ 3mm, the spacing between adjacent hollow hole between 0 ~ 10mm, applying by these parameters
Can be selected according to practical situation in journey and be arranged in pairs or groups.
With reference to shown in Figure 10, Figure 10 is the basic functional principle of the backlight module using the interior blooming piece shown in Fig. 9
Schematic diagram, in the light that the LED luminescence chips in the LED lamp bar 740 send:A part of light a passes through the interior blooming
Piece 750 is refracted on the diffuser plate 720, the reflection of diffuser plate 720 described in another part light b Jing and the backboard 730, most
Eventually other openwork holes also from the interior blooming piece 750 are transmitted on the diffuser plate 720, some light c
On the diffuser plate 720 that directly openwork hole from the interior blooming piece 750 is transmitted to above it.
Certainly, the edge of the interior blooming piece 750 described in Fig. 9 can also be arranged such as Fig. 3 or Fig. 5 and its corresponding embodiment party
Fixed structure described in formula, its with the compound mode of backboard also with the combination side described in Fig. 4 or Fig. 6 and its corresponding embodiment
Formula is identical, and therefore not to repeat here.
Additionally, in the present embodiment, the base plate of the backboard of the backlight module can also be as in Fig. 7 and its corresponding embodiment
Described to open up embedded hole, accordingly, the luminescence chip of LED lamp bar is arranged in the embedded hole, and printed circuit board (PCB) is arranged on base plate
Outside.
Additionally, in the present embodiment, the interior blooming piece 750 can also be consolidated as described in Fig. 8 and its corresponding embodiment
It is scheduled between the side plate 632 of backboard 630 and center 670, therefore not to repeat here.
As shown in figure 11, Figure 11 is the schematic diagram of the backlight module illumination scheme one using the interior blooming piece shown in Fig. 9,
Do according to mutually impartial LED blue emitting chips 841b, LED rubescent optical chip 841a and LED greening optical chip 841c of quantity
Into corresponding LED lamp bar.Because the interior blooming piece 850 can also reflect a part of light while a part of light is reflected
Line, while light can also everywhere be transmitted from the hollow out on the interior blooming piece 850, a part of light for being reflected can be
White light is mixed on the interior blooming piece 850, a part of light being refracted changes the angle of diverging, it is saturating with from hollow hole
The a part of light for projecting can be mixed into white light on the diffuser plate 820.
As shown in figure 12, Figure 12 is the schematic diagram of the backlight module illumination scheme two using the interior blooming piece shown in Fig. 9,
The LED luminescence chips of the LED lamp bar are blue chip 941, and containing in the interior blooming piece 950 can convert blue light into Huang
The fluorescent material of light, the blue light part that the LED blue emitting chips 941 send is reflected and passed through through interior blooming piece 950
Fluorescent material in the interior blooming piece 950 and be converted into gold-tinted, the another part for the blue light that LED blue emitting chips 941 send
Through the hollow hole outgoing of interior blooming piece 950, through the gold-tinted and the blue light phase transmitted through hollow hole of fluorescent material conversion
It is mixed to form white light.
The present invention also provides a kind of television set, and it includes the display device described in any of the above-described embodiment.
Meanwhile, in order to reduce the molding difficulty of this interior blooming piece, and the production efficiency of this interior blooming piece is improved,
It is preferred that the one of required size whole interior blooming piece can be carried out into area according to the quantity of associated LED luminescence chips
Domain divide, and the method by sectional forming and using corresponding mould complete the hollow hole on whole interior blooming piece plus
Work.
The present invention also provides a kind of mould and method for making interior blooming piece, and the mould includes at least two submodules
Tool, two sub- moulds are respectively the first mould, the second mould, and the optical unit includes being located at first near symmetrical centre
Sub- optical unit and the second sub- optical unit, first mould is used to make the first sub- optical unit of the optical unit, institute
The second mould is stated for making the second sub- optical unit of the optical unit.
Certainly, first mould can be used for making the first sub- optical unit of at least two optical units;It is described
Second mould is used to make the second sub- optical unit of at least two optical units.
Comprised the following steps using the method for blooming piece in above-mentioned Mold Making:
S1, the first mould make successively the first sub- optical unit of multiple optical units of interior blooming piece;
S2, the second mould make successively the second sub- optical unit of multiple optical units of interior blooming piece.
See also Fig. 9 and Figure 13, Figure 13 are that the sub- optical unit of the optical unit of blooming piece in the present invention is illustrated
Figure, Fig. 9 to arrange totally 6 LEDs luminescence chips using 3 rows 2 as a example by explanation the present invention make in blooming piece mould and method, can
One whole interior blooming piece had into 6 optical units, each optical unit is divided into tri- sub- optical units of A, B, C.
The mould of the present invention includes:The sub- optical unit of corresponding A opens up first mould, for the whole interior blooming of molding
The hollow hole 753 of the sub- optical units of A of piece, the sub- optical units of correspondence B open up first mould, for the whole interior optics of molding
The hollow hole 751 of the sub- optical units of B of diaphragm, the sub- optical units of correspondence C open up the 3rd mould, for the whole interior light of molding
Learn the hollow hole 752 of the sub- optical units of C of diaphragm.
The processing method of blooming piece is in of the invention:S1, the A optical units for manufacturing all optical units successively are engraved
Emptying aperture 753;S1, manufacture successively all optical units the sub- optical units of B hollow hole 751;S1, all optics lists are manufactured successively
The hollow hole 752 of the sub- optical units of C of unit.
Certainly, in other embodiments, first mould can be used for making the A of at least two optical units simultaneously
The hollow hole 753 of sub- optical unit, second mould can be used for making the B sub-lights of at least two optical units simultaneously
The hollow hole 751 of unit, the 3rd mould can be used for making the sub- optical units of C of at least two optical units simultaneously
Hollow hole 752.
It should be appreciated that the foregoing is only presently preferred embodiments of the present invention, it e insufficient to limit the present invention's
Technical scheme, for those of ordinary skills, within the spirit and principles in the present invention, can add according to the above description
To increase and decrease, replace, convert or improve, and the technical scheme after all these increases and decreases, replacement, conversion or improvement, should all belong to this
The protection domain of invention claims.