CN104712969B - A kind of down straight aphototropism mode set and display device - Google Patents
A kind of down straight aphototropism mode set and display device Download PDFInfo
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- CN104712969B CN104712969B CN201510096273.5A CN201510096273A CN104712969B CN 104712969 B CN104712969 B CN 104712969B CN 201510096273 A CN201510096273 A CN 201510096273A CN 104712969 B CN104712969 B CN 104712969B
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- pilot hole
- mounting hole
- diffusion plate
- module backboard
- reflector plate
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- 230000005142 aphototropism Effects 0.000 title claims abstract description 18
- 238000009792 diffusion process Methods 0.000 claims abstract description 84
- 238000001746 injection moulding Methods 0.000 claims description 4
- 239000004973 liquid crystal related substance Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 7
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 230000011514 reflex Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- 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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/104—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening using feather joints, e.g. tongues and grooves, with or without friction
-
- 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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/16—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting
- F21V17/164—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting the parts being subjected to bending, e.g. snap joints
-
- 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
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
-
- 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
-
- 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
- F21Y2101/00—Point-like light sources
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- 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)
Abstract
The embodiment of the present invention provides a kind of down straight aphototropism mode set and display device, is related to field of liquid crystal display, is used to reduce the light leak of back light module backboard side.Down straight aphototropism mode set includes module backboard, reflector plate and at least one diffusion plate support, and diffusion plate support includes supporting part, collet portion and fixed pin, and supporting part and fixed pin are respectively positioned at the both sides in collet portion；Mounting hole, mounting hole and fixed pin phase clamping are provided with module backboard, diffusion plate support is fixed on module backboard；Pilot hole is provided with reflector plate, pilot hole is set on supporting part, reflector plate is fixed in the collet portion of diffusion plate support；Projection of the pilot hole on module backboard is less than the area of mounting hole with the overlapping area of mounting hole.The present invention is used for backlight module.
Description
Technical field
The present invention relates to field of liquid crystal display, more particularly to a kind of down straight aphototropism mode set and display device.
Background technology
During diffusion plate support is down straight aphototropism mode set, for the structure member of supporting diffusion plate.In actual applications, expand
Fall apart because the influence of the factors such as self gravitation, stress can produce bending to module backboard direction, cause diffuser plate to LED
The distance of (Light Emitting Diode, light emitting diode) is uneven, and then causes the luminosity of backlight module uneven
It is even, the display effect of liquid crystal display is influenceed, therefore when down straight aphototropism mode set is made, it is necessary to set diffusion plate support by institute
State diffuser plate to support, diffuser plate is kept identical distance to the distance of LED.
Traditional diffusion plate support typically uses the white light face plastic cement material, the light that it sends to LED to have higher anti-
Penetrate rate.Diffusion plate support yet with white light face plastic cement material is very low to light penetration, can cause in backlight correspondence
Shadow is produced at the position of diffusion plate support, the display effect of backlight module can be so influenceed.It is existing in order to solve the above problems
Diffusion plate support is set to all-transparent support in technology so that diffusion plate support is uprised to light penetration, which eliminated
Due to the shadow problem that diffusion plate support is produced.But due to the introducing of all-transparent support, cause the backboard side of backlight module to be produced
Leakage problem is given birth to.As shown in figure 1, backlight module 10 includes module backboard 101, reflector plate 102, diffusion plate support 103 and expands
Fall apart 104, diffusion plate support 103 includes supporting part 1031, collet portion 1032 and fixed pin 1033, wherein supporting part 1031 is fixed
In the side in collet portion 1032, fixed pin 1033 is fixed on the opposite side in collet portion 1032.Module backboard 101 and reflector plate 102
Correspondence position on be provided with mounting hole, fixed pin 1033 can pass through mounting hole, and diffusion plate support 103 is fixed on into module
On backboard 101.Because diffusion plate support 103 is all-transparent support, the most of light for impinging upon thereon can be transmitted, and module is carried on the back
The mounting hole of plate 101 and reflector plate 102 is completely superposed, so diffusion plate support 103, and module backboard 101 and reflector plate 102
On mounting hole together form a light path, the light being so radiated on the direction of fixed pin 1033 can be transmitted through collet portion
1032 and fixed pin 1033, projected from mounting hole, cause the backboard side of backlight module to there is more light and spill, can so drop
The luminosity of low backlight module, influences the display effect of display device.
The content of the invention
Embodiments of the invention provide a kind of down straight aphototropism mode set and display device, are used to reduce back light module backboard side
Light leak.
To reach above-mentioned purpose, embodiments of the invention are adopted the following technical scheme that：
On the one hand, the embodiment of the invention provides a kind of down straight aphototropism mode set, the backlight module include module backboard,
Reflector plate and at least one diffusion plate support, the diffusion plate support include supporting part, collet portion and fixed pin, the supporting part
With the fixed pin respectively positioned at the both sides in the collet portion；
Mounting hole, the mounting hole and the fixed pin phase clamping are provided with the module backboard, by the diffuser plate
Support is fixed on the module backboard；
Pilot hole is provided with the reflector plate, the pilot hole socket-connects with the supporting part, by the reflector plate
It is fixed in the collet portion of the diffusion plate support；
Projection of the pilot hole on the module backboard is less than the mounting hole with the overlapping area of the mounting hole
Area.
On the other hand, the embodiment of the invention provides a kind of display device, the display device include it is above-mentioned any one
Down straight aphototropism mode set.
Down straight aphototropism mode set provided in an embodiment of the present invention and display device, the backlight module include module backboard,
Reflector plate and at least one diffusion plate support；Diffusion plate support includes supporting part, collet portion and fixed pin, supporting part and fixed pin
Respectively positioned at the both sides in collet portion, mounting hole, mounting hole and fixed pin phase clamping are provided with module backboard, by diffusion plate support
It is fixed on module backboard, pilot hole is provided with reflector plate, pilot hole socket-connects with supporting part, reflector plate is fixed on expansion
Fall apart in the collet portion of support, projection of the pilot hole on module backboard is less than the face of mounting hole with the overlapping area of mounting hole
Product.Compared to prior art, backlight module provided in an embodiment of the present invention by by diffusion plate support be arranged on module backboard and
Between reflector plate, and mounting hole of the pilot hole on reflector plate on the projection covering module backboard on module backboard is set
A part, or do not cover the mounting hole on module backboard completely, so that it is radiated at the part at the pilot hole of reflector plate
Light or whole light are stopped by module backboard, and are radiated at some light on the mounting hole direction of module backboard or complete
Portion's light is stopped by reflector plate, therefore large area cannot be formed between the pilot hole of reflector plate and the mounting hole of module backboard
Light path, that is, reduce the light-leaking area of back light module backboard side, and then reduce the light leak degree of back light module backboard side, carry
The luminosity of backlight module high, it is ensured that the display effect of display device.
Further, since diffusion plate support is arranged on reflector plate in the prior art, in fixed diffusion plate support, diffusion
The fixed pin of board mount generally needs, with the orientation mode with reflector plate with certain angle through reflector plate, then to be carried on the back with module
Plate is fixed, the easy scratch reflector plate of fixed pin of such diffusion plate support.And diffusion plate support is set in the embodiment of the present invention
Between module backboard and reflector plate, that is, after fixing diffusion plate support, the fixation of just setting reflector plate, therefore diffusion plate support
Pin cannot scratch reflector plate, and when reflector plate is fixed using pilot hole through the supporting part of diffusion plate support, only need
The position of alignment supporting part and pilot hole, forward direction is placed reflector plate and can complete the assembling of reflector plate, therefore reduces reflector plate
The probability of scratch.
Brief description of the drawings
Technical scheme in order to illustrate more clearly the embodiments of the present invention, below will be in embodiment or description of the prior art
The required accompanying drawing for using is briefly described, it should be apparent that, drawings in the following description are only some realities of the invention
Example is applied, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these accompanying drawings
Obtain other accompanying drawings.
A kind of down straight aphototropism mode set structural representation that Fig. 1 is provided for prior art；
Fig. 2 is a kind of down straight aphototropism mode set structural representation provided in an embodiment of the present invention；
A kind of down straight aphototropism mode set structural representation that Fig. 3 is provided for another embodiment of the present invention；
Fig. 4 is a kind of pilot hole schematic diagram provided in an embodiment of the present invention；
A kind of pilot hole schematic diagram that Fig. 5 is provided for another embodiment of the present invention；
A kind of down straight aphototropism mode set structural representation that Fig. 6 is provided for further embodiment of this invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
The embodiment of the present invention provides a kind of down straight aphototropism mode set 20, as shown in Fig. 2 the backlight module 20 includes module
Backboard 201, the diffusion plate support 203 of reflector plate 202 and at least one；Diffusion plate support 203 includes supporting part 2031, collet portion
2032 are located at the both sides in collet portion 2032 with fixed pin 2033 respectively with fixed pin 2033, supporting part 2031；On module backboard 201
Mounting hole 2011, mounting hole 2011 and the fixed phase clamping of pin 2033 are provided with, diffusion plate support 203 is fixed on module backboard
On 201；Pilot hole 2021 is provided with reflector plate 202, pilot hole 2021 socket-connects with supporting part 2031, and reflector plate 202 is consolidated
It is scheduled in the collet portion 2032 of diffusion plate support 203；Projection of the pilot hole 2021 on module backboard 201 and mounting hole 2011
Area of the overlapping area less than mounting hole 2011.
Wherein, at least one diffusion plate support 203, the setting quantity of diffusion plate support 203 are set in backlight module 20
Can determine that the embodiment of the present invention is not limited this according to actual conditions or many experiments.
The diffusion plate support 203 includes supporting part 2031, collet portion 2032 and fixed 2,033 3 parts of pin, wherein propping up
Supporting diffusion plate is played in support part 2031 and collet portion 2032.The shape of supporting part 2031 can be cylinder, round estrade, ladder
Shape sheet or triangle sheet etc., the embodiment of the present invention is not limited this.Preferably, supporting part 2031 is supported for trapezoidal sheet
Portion, and the trapezoidal upper bottom edge is much smaller than bottom, the supporting part of this kind of shape occupy space inside backlight module 20 compared with
It is small, it is possible to create the region of shadow is smaller, and support reliability is higher.It should be noted that due to the top of supporting part 2031
It is directly contact diffuser plate, therefore the top of supporting part 2031 typically uses designed arc-shaped appearance, can so prevent supporting part
When 2031 top contacts with diffuser plate, certain damage is caused to diffuser plate.The shape in collet portion 2032 is generally disc
Or square, the embodiment of the present invention do not limited this.
The fixed pin 2033 is used to for whole diffusion plate support 203 to be fixed on module backboard 201.Fixed pin 2033 leads to
Often it is grab, diffusion plate support 203 can be typically fixed on module backboard 201 by the way of buckle or chute, this
Inventive embodiments are not limited specific fixed form.
Supporting part 2031 and fixed pin 2033 are separately fixed at the both sides in collet portion 2032, supporting part 2031 and fixed pin
There are various fixed forms between 2033 and collet portion 2032, example, can be by way of welding, bolted mode,
Or the mode of integrated injection molding, the embodiment of the present invention do not limited this.
Mounting hole 2011 is provided with module backboard 201, mounting hole 2011 is corresponding with the fixed position of pin 2033, mounting hole
2011 are used to allow fixed pin 2033 to pass through module backboard 201, its generally circular or rectangle.
Pilot hole 2021 is provided with reflector plate 202, pilot hole 2021 is corresponding with the bottom position of supporting part 2031, typically
Quite, pilot hole 2021 is used to allow reflector plate 202 to pass through supporting part 2031 shape size, and reflector plate 202 is fixed on into diffuser plate
In the collet portion 2032 of support 203.Diffusion plate support 203 is first fixed in the embodiment of the present invention, then in diffusion plate support 203
Fixation reflex piece 202, therefore first fixation reflex piece 202 in the prior art is avoided, the then fixed diffusion on reflector plate 202 again
During board mount 203, the fixed pin 2033 of diffusion plate support 203 causes scratch to reflector plate 202.
Projection of the pilot hole 2021 on module backboard 201 is less than mounting hole with the overlapping area of mounting hole 2011
2011 area, represents that projection of the pilot hole 2021 on module backboard 201 covers a part of region of mounting hole 2011, or
Projection of the person's pilot hole 2021 on module backboard 201 does not cover mounting hole 2011 completely.With reference to shown in Fig. 2, dashed circle table
What is shown is projection of the pilot hole 2021 on module backboard 201, can be transmitted due to only having on reflector plate 202 at pilot hole 2021
Light, and projection of the pilot hole 2021 on module backboard 201 covers a part for mounting hole 2011, therefore irradiation in Fig. 2
Light in the mounting hole 2011 of module backboard 201 on the direction of overlay area can transmit module backboard 201, be radiated at peace
Filling the light on the direction of the remaining area of hole 2011 by all reflections of reflector plate 202, and can cannot transmit module backboard 201,
So the whole region of the mounting hole 2011 of script module backboard 201 all can light leak, and now only have mounting hole 2011 in cover
Cover area meeting light leak, therefore reduce the light-leaking area of back light module backboard side.
So, compared to prior art, backlight module provided in an embodiment of the present invention sets by by diffusion plate support
Put between module backboard and reflector plate, and the projection covering module back of the body of the pilot hole on reflector plate on module backboard is set
A part for mounting hole on plate, or do not cover the mounting hole on module backboard completely, so that it is radiated at reflector plate
Some light or whole light at pilot hole are stopped by module backboard, and are radiated on the mounting hole direction of module backboard
Some light or whole light are stopped by reflector plate, therefore the nothing between the pilot hole of reflector plate and the mounting hole of module backboard
Method forms the light path of large area, that is, reduce the light-leaking area of back light module backboard side, and then reduce back light module backboard
The light leak degree of side, improves the luminosity of backlight module, it is ensured that the display effect of display device.Further, since existing
Diffusion plate support is arranged on reflector plate in technology, in fixed diffusion plate support, the fixed pin of diffusion plate support is generally needed
Reflector plate is passed through with the orientation mode with reflector plate with certain angle, then be fixed with module backboard, such diffuser plate branch
The easy scratch reflector plate of fixed pin of frame.And in the embodiment of the present invention by diffusion plate support be arranged on module backboard and reflector plate it
Between, that is, after fixing diffusion plate support, just set reflector plate, therefore diffusion plate support fixed pin cannot scratch reflector plate, and
And when reflector plate is fixed using pilot hole through the supporting part of diffusion plate support, need to only be directed at supporting part and pilot hole
Position, forward direction is placed reflector plate and can complete the assembling of reflector plate, therefore reduces the probability of reflector plate scratch.
Further, as shown in figure 3, projection of the pilot hole 2021 on module backboard 201 does not exist with mounting hole 2011
Overlapping region.
With reference to shown in Fig. 3, dashed circle represents projection of the pilot hole 2021 on module backboard 201 in figure.Due to assembling
Projection of the hole 2021 on module backboard 201 does not exist overlapping region with mounting hole 2011, that is, represent that reflector plate 202 is carried on the back in module
Projection on plate 201 is completely covered the mounting hole 2011 of module backboard 201, therefore is radiated at the mounting hole of module backboard 201
Light on 2011 directions by all reflections of reflector plate 202, and can cannot transmit module backboard 201, can so disappear completely
Except the leakage problem of the back light module backboard side caused due to diffusion plate support.
Further, as shown in figure 4, setting at least one crack arrest mouthful 2021a on pilot hole 2021, crack arrest mouthful 2021a's
Opening and the coincident of pilot hole 2021.
Wherein, at least one crack arrest mouthful 2021a is set on pilot hole 2021, and the setting quantity of crack arrest mouthful 2021a can be with
Determine that the embodiment of the present invention is not limited this according to actual conditions or many experiments.
Crack arrest mouthful 2021a can be various shapes, example, and crack arrest mouthful 2021a can be V-type or U-shaped, and the present invention is implemented
Example is not limited this.
With reference to shown in Fig. 4, pilot hole 2021 is circle, sets three V-type crack arrest mouthful 2021a in pilot hole 2021, certainly
It is only the one kind in numerous situations that more crack arrest mouthful 2021a, Fig. 4 can also be set.During reflector plate is assembled, work as dress
When the relative position of distribution 2021 and supporting part does not coordinate suitable, crack arrest mouthful 2021a can reduce supporting part and reflector plate is made
Into damage.
Further, as shown in figure 5, pilot hole 2021 is rectangle, crack arrest is respectively provided with the corner location of pilot hole 2021
Mouth 2021a.So not only can largely reduce supporting part reflector plate is caused to damage, and cause the assembling of reflector plate
Become to be more prone to.When crack arrest mouthful 2021a is set on the corner location of rectangle pilot hole 2021, can also be to crack arrest mouthful
The setting angle of 2021a is defined, preferably, by the length direction of crack arrest mouthful 2021a and each side of rectangle pilot hole 2021
Angle be set to 45 °, be so easy to make crack arrest mouthful 2021a.
Preferably, supporting part 2031 and collet portion 2032 are formed using integrated injection molding.
When diffusion plate support 203 is made, supporting part 2031 and collet portion 2032 are formed using integrated injection molding, supporting part
2031 and the connection in collet portion 2032 than stronger the reliability of the diffusion plate support 203 of making can be this enhanced, while subtracting
Manufacture craft is lacked.
Further, as shown in fig. 6, collet portion 2032 is additionally provided with support positioning on the side of module backboard 201
Salient point 2032a, is provided with draw-in groove corresponding with support positioning convex point 2032a or through hole 2012 on module backboard 201.
Specifically, when diffusion plate support is fixed on module backboard 201, support positioning convex point 2032a is put into mould
In the draw-in groove or through hole 2012 of group backboard 201, support positioning convex point 2032a has determined that diffusion plate support in module backboard 201
On fixed position, and support positioning convex point 2032a can also coordinate fixed pin 2033, and diffusion plate support is fixed on into module
On backboard 201.Wherein, support positioning convex point 2032a can be taper or disc, and the embodiment of the present invention is not limited this
It is fixed.It should be noted that the shape of support positioning convex point 2032a need to be consistent with draw-in groove or the shape of through hole 2012, such support is determined
Position salient point 2032a can be just put into the draw-in groove of module backboard 201 or through hole 2012, and the draw-in groove or logical with module backboard 201
The clamping of hole 2012 is suitable.
Down straight aphototropism mode set provided in an embodiment of the present invention, including module backboard, reflector plate and at least one diffuser plate
Support；Diffusion plate support includes supporting part, collet portion and fixed pin, and supporting part and fixed pin are located at the both sides in collet portion respectively,
Mounting hole, mounting hole and fixed pin phase clamping are provided with module backboard, diffusion plate support is fixed on module backboard, reflected
Pilot hole is provided with piece, pilot hole is set on supporting part, reflector plate is fixed in the collet portion of diffusion plate support, assembled
Projection of the hole on module backboard is less than the area of mounting hole with the overlapping area of mounting hole.Compared to prior art, the present invention
The backlight module that embodiment is provided is arranged between module backboard and reflector plate by by diffusion plate support, and sets reflector plate
On mounting hole of the pilot hole on projection covering module backboard on module backboard a part, or do not cover module completely
Mounting hole on backboard, so that some light being radiated at the pilot hole of reflector plate or whole light are by module backboard
Stop, and some light or whole light that are radiated on the mounting hole direction of module backboard are stopped by reflector plate, therefore
The light path of large area cannot be formed between the pilot hole of reflector plate and the mounting hole of module backboard, that is, reduces the backlight module back of the body
The light-leaking area of plate side, and then the light leak degree of back light module backboard side is reduced, the luminosity of backlight module is improve, protect
The display effect of display device is demonstrate,proved.Further, since diffusion plate support is arranged on reflector plate in the prior art, expand fixed
Fall apart support when, the fixed pin of diffusion plate support is generally needed with the orientation mode with reflector plate with certain angle through reflection
Piece, then fixes with module backboard, the easy scratch reflector plate of fixed pin of such diffusion plate support.And will in the embodiment of the present invention
Diffusion plate support is arranged between module backboard and reflector plate, that is, after fixing diffusion plate support, just set reflector plate, therefore expand
Fall apart support fixed pin cannot scratch reflector plate, and entered through the supporting part of diffusion plate support using pilot hole in reflector plate
When row is fixed, the position of supporting part and pilot hole need to be only directed at, forward direction is placed reflector plate and can complete the assembling of reflector plate, therefore
Reduce the probability of reflector plate scratch.
Another embodiment of the present invention provides a kind of display device, and the display device includes above-mentioned any one backlight mould
Group.
Display device provided in an embodiment of the present invention, the display device includes above-mentioned any one backlight module.Compare
In prior art, backlight module provided in an embodiment of the present invention by by diffusion plate support be arranged on module backboard and reflector plate it
Between, and the part that projection of the pilot hole on reflector plate on module backboard covers the mounting hole on module backboard is set,
Or do not cover mounting hole on module backboard completely, so that some light that is radiated at the pilot hole of reflector plate or
Whole light are stopped by module backboard, and are radiated at some light on the mounting hole direction of module backboard or whole light quilts
Reflector plate stops, therefore the light path of large area cannot be formed between the pilot hole of reflector plate and the mounting hole of module backboard,
The light-leaking area of back light module backboard side is reduced, and then reduces the light leak degree of back light module backboard side, improve the back of the body
The luminosity of light module, it is ensured that the display effect of display device.Further, since diffusion plate support is set in the prior art
On reflector plate, in fixed diffusion plate support, the fixed pin of diffusion plate support generally needs have a clamp with reflector plate
The orientation mode at angle passes through reflector plate, is then fixed with module backboard, the easy scratch reflection of fixed pin of such diffusion plate support
Piece.And diffusion plate support is arranged between module backboard and reflector plate in the embodiment of the present invention, that is, fix diffusion plate support
Afterwards, reflector plate is just set, thus diffusion plate support fixed pin cannot scratch reflector plate, and worn using pilot hole in reflector plate
When the supporting part for crossing diffusion plate support is fixed, the position of supporting part and pilot hole need to be only directed at, forward direction is placed reflector plate and is
The assembling of reflector plate can be completed, therefore reduces the probability of reflector plate scratch.
In several embodiments provided herein, it should be understood that disclosed apparatus and method, can be by it
Its mode is realized.For example, device embodiment described above is only schematical, for example, the division of the unit, only
Only a kind of division of logic function, can there is other dividing mode when actually realizing, such as multiple units or component can be tied
Another system is closed or is desirably integrated into, or some features can be ignored, or do not perform.It is another, it is shown or discussed
Coupling each other or direct-coupling or communication connection can be the INDIRECT COUPLINGs or logical of device or unit by some interfaces
Letter connection, can be electrical, mechanical or other forms.
The above, specific embodiment only of the invention, but protection scope of the present invention is not limited thereto, and it is any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all contain
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (9)
1. a kind of down straight aphototropism mode set, the backlight module includes module backboard, reflector plate and at least one diffusion plate support,
The diffusion plate support includes supporting part, collet portion and fixed pin, and the supporting part and the fixed pin are located at the bottom respectively
The relative both sides in support portion, it is characterised in that：
Mounting hole, the mounting hole and the fixed pin phase clamping are provided with the module backboard, by the diffusion plate support
It is fixed on the module backboard；
Pilot hole is provided with the reflector plate, the pilot hole socket-connects with the supporting part, the reflector plate is fixed
In the collet portion of the diffusion plate support；
Projection of the pilot hole on the module backboard is less than the face of the mounting hole with the overlapping area of the mounting hole
Product.
2. backlight module according to claim 1, it is characterised in that projection of the pilot hole on the module backboard
Do not exist overlapping region with the mounting hole.
3. backlight module according to claim 1, it is characterised in that at least one crack arrest mouthful is set on the pilot hole,
The opening of the crack arrest mouthful and the coincident of the pilot hole.
4. backlight module according to claim 3, it is characterised in that the pilot hole is rectangle, the four of the pilot hole
The crack arrest mouthful is respectively provided with Angle Position.
5. backlight module according to claim 4, it is characterised in that the crack arrest mouthful is V-type or U-shaped.
6. the backlight module according to any one claim in claim 1 to 5, it is characterised in that the supporting part
Formed using integrated injection molding with the collet portion.
7. the backlight module according to any one claim in claim 1 to 5, it is characterised in that the collet portion
Support positioning convex point is additionally provided with the side of the module backboard, it is fixed with the support to be provided with the module backboard
The corresponding draw-in groove of position salient point or through hole.
8. backlight module according to claim 7, it is characterised in that the support positioning convex point is taper or disk
Shape.
9. a kind of display device, it is characterised in that the display device includes any one claim in claim 1 to 8
Described backlight module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510096273.5A CN104712969B (en) | 2015-03-04 | 2015-03-04 | A kind of down straight aphototropism mode set and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510096273.5A CN104712969B (en) | 2015-03-04 | 2015-03-04 | A kind of down straight aphototropism mode set and display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104712969A CN104712969A (en) | 2015-06-17 |
| CN104712969B true CN104712969B (en) | 2017-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510096273.5A Active CN104712969B (en) | 2015-03-04 | 2015-03-04 | A kind of down straight aphototropism mode set and display device |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112162434A (en) * | 2016-09-09 | 2021-01-01 | 海信视像科技股份有限公司 | Diffusion plate support frame, direct type backlight module and display device |
| CN106873243B (en) * | 2017-04-12 | 2020-02-04 | 青岛海信电器股份有限公司 | Diffusion plate support, direct type backlight module and display device |
| CN110007801B (en) * | 2019-04-12 | 2022-09-16 | 广州视源电子科技股份有限公司 | Diffuser support assembly and direct type backlight module |
| CN118050929A (en) * | 2022-11-15 | 2024-05-17 | 合肥京东方瑞晟科技有限公司 | Light-emitting substrate, backlight module, display module and display device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102667315A (en) * | 2009-12-28 | 2012-09-12 | 夏普株式会社 | Lighting device, display device and television receiver |
| CN103307504A (en) * | 2012-03-09 | 2013-09-18 | 青岛海信电器股份有限公司 | Backlight module and television |
| CN104296079A (en) * | 2013-07-19 | 2015-01-21 | 青岛海信电器股份有限公司 | Diffusion board support, straight down type backlight module and display device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4622327B2 (en) * | 2004-06-14 | 2011-02-02 | ソニー株式会社 | Liquid crystal display device and backlight device |
| TWI287155B (en) * | 2005-12-29 | 2007-09-21 | Au Optronics Corp | Light source assembly |
-
2015
- 2015-03-04 CN CN201510096273.5A patent/CN104712969B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102667315A (en) * | 2009-12-28 | 2012-09-12 | 夏普株式会社 | Lighting device, display device and television receiver |
| CN103307504A (en) * | 2012-03-09 | 2013-09-18 | 青岛海信电器股份有限公司 | Backlight module and television |
| CN104296079A (en) * | 2013-07-19 | 2015-01-21 | 青岛海信电器股份有限公司 | Diffusion board support, straight down type backlight module and display device |
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| CN104712969A (en) | 2015-06-17 |
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Address after: 266555 Qingdao economic and Technological Development Zone, Shandong, Hong Kong Road, No. 218 Patentee after: Hisense Visual Technology Co., Ltd. Address before: 266555 Qingdao economic and Technological Development Zone, Shandong, Hong Kong Road, No. 218 Patentee before: QINGDAO HISENSE ELECTRONICS Co.,Ltd. |