CN208969389U - Display panel and display device - Google Patents
Display panel and display device Download PDFInfo
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- CN208969389U CN208969389U CN201821589429.9U CN201821589429U CN208969389U CN 208969389 U CN208969389 U CN 208969389U CN 201821589429 U CN201821589429 U CN 201821589429U CN 208969389 U CN208969389 U CN 208969389U
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- 239000000758 substrate Substances 0.000 claims abstract description 138
- 125000006850 spacer group Chemical group 0.000 claims abstract description 137
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 54
- 239000011159 matrix material Substances 0.000 claims abstract description 20
- 230000000903 blocking effect Effects 0.000 claims description 46
- 239000000463 material Substances 0.000 claims description 19
- 230000005484 gravity Effects 0.000 abstract description 19
- 230000008859 change Effects 0.000 abstract description 15
- 239000010410 layer Substances 0.000 description 203
- 230000004048 modification Effects 0.000 description 10
- 238000012986 modification Methods 0.000 description 10
- 239000011521 glass Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 7
- 230000005684 electric field Effects 0.000 description 4
- 239000003086 colorant Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000010408 film Substances 0.000 description 3
- 239000010409 thin film Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910021389 graphene Inorganic materials 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 241001062009 Indigofera Species 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 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
-
- 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
- G02F1/1339—Gaskets; Spacers; Sealing of cells
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
Abstract
The application relates to a display panel and a display device, wherein the display panel comprises a first substrate, a second substrate and a liquid crystal layer, the liquid crystal layer is provided with a spacer, and a black matrix layer and two or more than two color resistance layers are arranged on the part, in contact with the spacer, of the second substrate. According to the display panel and the display device, the black matrix layer and the two or more than two color resistance layers are arranged at the part, in contact with the spacer, of the second substrate, and the height of the spacer is effectively reduced under the condition that the part, in contact with the spacer, of the first substrate is not changed. When the display panel is stressed by force, deformation occurs to a certain degree, and the deformation amount cannot be changed due to the fact that the height of the spacer is reduced, so that the deformation size of the spacer is low at the moment, and the box thickness change amount of the corresponding display panel is also low, so that the possibility of vacuum bubble or gravity mura of the liquid crystal display panel is reduced, and the liquid crystal display panel has the advantage of high use reliability compared with the traditional liquid crystal display panel.
Description
Technical field
This application involves field of display technology, more particularly to a kind of display panel and display device.
Background technique
Liquid crystal display (Liquid Crystal Display, LCD) has thin fuselage, power saving, radiationless etc. numerous excellent
Point, is widely used.Liquid crystal layer in the liquid crystal display panel of liquid crystal display is often provided with spacer (Photo
Spacer, PS), it is used to support first substrate and the second substrate, however liquid crystal display is in use often by institute
Locate the influence of environmental pressure, the stress size of spacer can change, and make spacer that a degree of deformation occur.
In traditional liquid crystal display, spacer is set to BM (Black Matrix, black matrix") layer of the second substrate
And the metal layer of first substrate adds between dielectric layers, and biggish deformation can occur when spacer stress changes, so that
The box thickness of liquid crystal display also occurs largely to change, and easily causes vacuum bubble (bubble) or gravity mura (refers to aobvious
The phenomenon that showing device brightness irregularities, causing various traces) the problems such as.Therefore traditional liquid crystal display has use reliability low
The shortcomings that.
Utility model content
Based on this, it is necessary to for the low problem of traditional liquid crystal display use reliability, provide a kind of display panel
And display device.
A kind of display panel, the display panel include first substrate；The second substrate, it is opposite with the first substrate to set
It sets；Liquid crystal layer is set between the first substrate and the second substrate；Spacer is set to the liquid crystal layer, between described
One end of parting is contacted with the second substrate, and the other end of the spacer is contacted with the first substrate；Second base
The part that plate is contacted with the spacer is provided with black-matrix layer and two or more color blocking layers.
In one embodiment, the part contacted in the first substrate with the spacer is provided with insulating layer and two
Or more than two conductive layers.
In one embodiment, the part contacted in the first substrate with the spacer is additionally provided with active layer.
In one embodiment, the quantity of the color blocking layer is three layers.
In one embodiment, the quantity of the spacer is multiple, is contacted in the second substrate with the spacer
Part setting color blocking layer number it is not quite identical.
In one embodiment, the quantity of the spacer is multiple, is contacted in the second substrate with the spacer
Part setting color blocking layer number it is completely the same.
In one embodiment, multiple spacers are uniformly distributed in the liquid crystal display layer.
In one embodiment, the material and shape of multiple spacers are identical.
A kind of display device, the display device include backlight module and display panel described in any of the above embodiments.
In one embodiment, the display device further includes being set to the second substrate far from the liquid crystal layer side
The first polaroid, and be set to second polaroid of the first substrate far from the liquid crystal layer side.
Above-mentioned display panel and display device, the part contacted with spacer in the second substrate be provided with black-matrix layer and
Two or more color blocking layers, in the case that the part contacted in first substrate with spacer does not change, effectively
Ground reduces the height of spacer.A degree of deformation occurs when effect of the display panel by power, due to spacer
Height becomes smaller, and deformation quantity will not change, so the deformation size of spacer is lower at this time, the box of corresponding display panel
Thick knots modification also can be lower, thus a possibility that reducing liquid crystal display panel vacuum bubble or gravity mura, relative to biography
The liquid crystal display panel of system has the advantages that use reliability is strong.
Detailed description of the invention
Fig. 1 is display panel structure schematic diagram in an embodiment；
Fig. 2 is display panel structure schematic diagram in another embodiment；
Fig. 3 is display panel structure schematic diagram in another embodiment.
Specific embodiment
The application in order to facilitate understanding is described more fully the application below with reference to relevant drawings.In attached drawing
Give the preferred embodiment of the application.But the application can realize in many different forms, however it is not limited to herein
Described embodiment.On the contrary, purpose of providing these embodiments is keeps the understanding to disclosure of this application more saturating
It is thorough comprehensive.
Referring to Fig. 1, a kind of display panel, including first substrate 20；The second substrate 10, it is opposite with first substrate 20 to set
It sets；Liquid crystal layer 30 is set between first substrate 20 and the second substrate 10；Spacer 31 is set to liquid crystal layer 30, spacer 31
One end contacted with the second substrate 10, the other end of spacer 31 is contacted with first substrate 20；The second substrate 10 and spacer 31
The part of contact is provided with black-matrix layer 11 and two or more color blocking layers 12.
Specifically, the second substrate 10 further includes a substrate body 13, and black-matrix layer 11 and color blocking layer 12 are stacked gradually and set
It is placed in substrate body 13.The second substrate 10 (Color Filter) is a kind of optical lightscreening substrate of apparent color, can be accurate
The light by certain wavelength band is selected, and the light of other wave bands is reflected.10 basic structure of the second substrate is by transparent substrate
(Glass Substrate), black matrix" (Black Matrix), color blocking layer (Color Layer), protective layer (Over
Coat it) is formed with ITO conductive film.The material of transparent substrate is generally glass or plastics, is commonly glass substrate (Glass
Substrate)；The material distribution of composition black matrix" to prevent leak-stopping light and is on the transparent substrate TTF (Thin Film
Transistor, thin film transistor (TFT)) light shield is provided；Color blocking layer is acquired generally by pigments or dyes as colorant
Three kinds of primary colours of R (red) G (green) B (indigo plant).It should be pointed out that the material of black matrix" can be organic material be also possible to it is inorganic
Material specifically can carry out different selections using which kind of material, as long as can be realized prevents light leakage and light according to the actual situation
Shielding.
In traditional display panel, on the contact surface of the second substrate and spacer, it is often only provided with one layer of black matrix"
Layer and one layer of color blocking layer, so that the inside and outside pressure of display panel is inconsistent when the environment of display panel changes, so that
Biggish deformation occurs for spacer, and the box thickness L of corresponding display panel (Cell gap, is as not provided with spacer point, and second
Distance of the substrate to first substrate) change that same degree can also occur, when the box thickness L variable quantity of display panel is more than a fixed limit
After degree, it is easy to cause the vacuum bubble or gravity mura of display panel.By in the second substrate 10 and spacer 31
Contact surface on be arranged two layers or two layers or more color blocking layer 12 mode, reduce height H (as the second base of spacer 31
Plate 10 is at a distance from the contact surface to the contact surface of first substrate 20 and spacer 31 of spacer 31).Since object is being in bullet
Property deformation phase when, the ratio of stress and strain is coefficient of elasticity, and in the identical situation of used material, coefficient of elasticity is fixed
Value.Stress is the ratio of stress size and forced area, strains the ratio for deformation size and total length, coefficient of elasticity,
When stress size and forced area do not change, in the case that total length (i.e. the height H of spacer 31) reduces, deformation
Size can also reduce accordingly.That is, when reducing the height H of spacer 31, when display panel is shown by with traditional
When showing the power of panel same size, it may occur that the box thickness L knots modification of lesser knots modification, corresponding display panel can also reduce,
To reduce the possibility that box thickness L variable quantity goes beyond the limit, the vacuum bubble or gravity of display panel are effectively reduced
The risk of mura.
Further, in one embodiment, the quantity of color blocking layer 12 is three layers.Specifically, it can be in the second substrate
10 with mode that one layer of black-matrix layer 11 and three layers of color blocking layer 12 are set on the contact surface of spacer 31, reduce spacer 31
Height H.It should be pointed out that three layers of color blocking layer 12 for being set to the second substrate 10 and 31 contact surface of spacer are red color respectively
Resistance layer 12, green color blocking layer 12 and blue color blocking layer 12.It is appreciated that the quantity of color blocking layer 12 is not unique, and not only
The three layers of color blocking layer 12 of limit in this present embodiment, can also be two layers of color blocking layer, 12, four layers of color blocking layer 12 and five layers of color blocking layer 12
Deng as long as the height H of spacer 31 can be reduced.Also, the selection of the color of color blocking layer 12 is also not uniquely, can be with
Different selections is carried out according to practical application scene.
In one embodiment, referring to Fig. 2, being provided with insulating layer 22 with 31 contact portion of spacer in first substrate 20
With two or more conductive layers 21.
Specifically, first substrate 20 further includes a substrate body 24, and insulating layer and conductive layer stacking are set to substrate body
24.First substrate 20 has a plurality of scan line arranged in the first direction and a plurality of signal wire arranged in a second direction, more
Scan line intersect with the insulation of a plurality of signal wire, also, multi-strip scanning line insulate to intersect and be defined out in battle array with a plurality of signal wire
Arrange multiple pixel units of arrangement；First substrate 20 is additionally provided with 20 row of first substrate for providing scanning signal for pixel unit and drives
Dynamic circuit (Gate Driver On Array, GOA), and the related circuit of driving signal is provided.First substrate 20 and second
It is provided with liquid crystal layer 30 between substrate 10, liquid crystal 32 and spacer 31 are provided in liquid crystal layer 30, liquid crystal 32 refers in molten
State or after being dissolved by the solvent, while losing the rigidity of solid matter, obtains the easy mobility of liquid, and maintain part
The anisotropy ordered arrangement of amorphous material molecule forms a kind of object of the intermediate state of some properties for having crystal and liquid concurrently
Matter.First substrate 20 and the second substrate 10 are connected when electric current passes through thin film transistor (TFT) and causes liquid crystal molecule to generate electric field
Deflection, so as to changing the polarizability of light.In addition, first substrate 20 and the second substrate 10 are bonded, it is each to form each pixel (Pixel)
Comprising three kinds of colors of RGB, these pixels for issuing RGB color just constitute the image frame on display panel.
Spacer 31 in liquid crystal layer 30 has the function of supporting first substrate 20 and the second substrate 10, first substrate 20 with
The contact surface of spacer 31 is often provided with one layer of conductive layer 21 and dielectric layers 22, when the stress of display panel changes
When, biggish deformation can equally occur for spacer 31, cause the box thickness L of display panel that larger change occurs, easily cause vacuum
Bubble or gravity mura.By by the conductive layer 21 of first substrate 20 and 31 contact surface of spacer be set as two layers or two layers with
On, the height H of spacer 31 is reduced, the color blocking layer with above-mentioned the second substrate 10 and two layers or two layers of the setting of spacer 31 or more
12 is similar, in the power by same size, can reduce the knots modification of box thickness L, reduce display panel vacuum bubble or gravity
The risk of mura effectively improves the use reliability of display panel.It should be pointed out that in one embodiment, it is conductive
The material of layer 21 is graphene.It is appreciated that in other embodiments, it can also be using other materials as 21 material of conductive layer
Material.
Further, in one embodiment, the quantity of conductive layer 21 is two layers.Specifically, by first substrate 20 and
The contact surface setting two conductive layers 21 and dielectric layers 22 of parting 31.The contact surface of the second substrate 10 and spacer 31 at this time
It is provided with the color blocking layer 12 of one layer of black-matrix layer 11 and two layers or two layers or more, while increasing the second substrate 10 and spacer 31
Contact surface thickness and first substrate 20 and spacer 31 contact surface thickness, create a further reduction the height of spacer 31
H is spent, the risk that vacuum bubble or gravity mura occurs in display panel is more efficiently avoided.It is appreciated that in other realities
Apply in example, can also be the conductive layer 21 being only arranged two layers or two layers or more in the contact surface of first substrate 20 and spacer 31 and
Insulating layer 22, the second substrate 10 and 31 contact surface of spacer are still one layer of black-matrix layer 11 and one layer of color blocking layer 12, also can
The height H for reducing spacer 31, reaches identical purpose.It is appreciated that in other embodiments, the quantity of conductive layer 21 may be used also
Be it is other, such as three layers, four layers etc., as long as the height H of spacer 31 can be effectively reduced.
Further, in one embodiment, referring to Fig. 3, the part contacted in first substrate 20 with spacer 31
It is additionally provided with active layer 23.Specifically, first substrate 20 includes active layer 23, conductive layer 21, the source electrode, leakage being set on substrate
Pole, conductive layer 21 are set to the opposite sides of active layer 23 and contact with active layer 23, source electrode and drain electrode be respectively arranged on it is active
On the conductive layer 21 of 23 opposite sides of layer.So can first substrate 20 and spacer 31 contact surface setting active layer 23,
Conductive layer 21 and insulating layer 22 reduce the height H of spacer 31.In one embodiment, can be first substrate 20 with
One layer of active layer 23, two conductive layers 21 and dielectric layers 22 are set at the contact surface of spacer 31, to be effectively reduced
The height H of spacer 31 realizes the risk for reducing display panel vacuum bubble or gravity mura.It should be pointed out that active
The quantity of layer 23 is not unique, one layer be not limited in above-described embodiment yet, can also be two layers of active layer of setting
23 etc., as long as can be realized the purpose for reducing the height H of spacer 31.
In one embodiment, the quantity of spacer 31 is multiple, the portion contacted in the second substrate 10 with each spacer 31
It is not quite identical to set up 12 quantity of color blocking layer set separately.
Specifically, in the liquid crystal layer of display panel 30, the quantity of spacer 31 is not uniquely, in order to support first
Substrate 20 and the second substrate 10, so that have enough spaces between first substrate 20 and the second substrate 10 to store liquid crystal molecule,
More spacer 31 is often provided between the second substrate 10 and first substrate 20.In order to reduce the height H of spacer 31,
Color is arranged in the contact surface of the second substrate 10 and spacer 31 in the risk for reducing the vacuum bubble or gravity mura of display panel
When resistance layer 12, the quantity of color blocking layer 12 can be not exclusively.In one embodiment, can by part the second substrate 10 and
The color blocking layer 12 of the contact surface of parting 31 is set as two layers, the color blocking of the contact surface of rest part the second substrate 10 and spacer 31
Layer 12 is set as three layers, equally can be realized the effect for reducing spacer 31.It should be pointed out that in other embodiments, also
It can be and set the not exactly the same number of plies of other quantity for the color blocking layer 12 of the second substrate 10 and 31 contact surface of spacer.It can
To understand, in one embodiment, the conductive layer 21 of first substrate 20 and 31 contact surface of spacer be may be set to be not exclusively
The consistent number of plies, as long as can reduce the height H of spacer 31.
It is appreciated that in another embodiment, the color blocking of the part setting contacted in the second substrate 10 with each spacer
12 quantity of layer are completely the same.Specifically, the quantity of all color blocking layers 12 for being set to the second substrate 10 and 31 contact surface of spacer
It is consistent, while realizing reduces by 31 height H of spacer, have the advantages that processing is convenient.It is appreciated that in one embodiment
In, the conductive layer 21 and active layer 23 of all first substrates 20 and the contact surface of spacer 31 can also be respectively set to identical layer
Number.It should be pointed out that in one embodiment, 12 quantity of color blocking layer set by the second substrate 10 and 31 contact surface of spacer
Consistent, the quantity of conductive layer 21 set by contact surface of the first substrate 20 with spacer 31 and the quantity of active layer 23 are divided equally
Not consistent, i.e., in this embodiment, the height H of all spacers 31 is consistent, reduces display panel vacuum bubble realizing
Or gravity mura risk while, also have the advantages that processing is convenient and display panel display effect is uniform.
In one embodiment, multiple spacers 31 are uniformly distributed in liquid crystal display layer.Specifically, by multiple spacers 31
The liquid crystal layer 30 being uniformly distributed between first substrate 20 and the second substrate 10 can be with when display panel is by external force
It averraged the active force of effect on a display panel well, further increase the use reliability of display panel.It can
To understand, in other embodiments, spacer 31 can also be is distributed in liquid crystal layer 30 in other ways；For example, in a reality
It applies in example, in the intermediate region of display panel, due to by external force a possibility that is bigger, can be arranged in the partial region more
Spacer 31 share the external force being subject to.
In one embodiment, the material and shape of multiple spacers 31 are identical.Specifically, the shape of spacer 31 can be with
It is round, oval, truncated cone-shaped or cylinder etc., can be specifically carried out according to the actual situation using the spacer 31 of which kind of form
Selection.In the present embodiment, all spacers 31 are all made of the spacer 31 of same shape, identical material, by identical
When external force, identical deformation occurs, similarly improves the use reliability of display panel.
The application in order to facilitate understanding carries out detailed explanation to the application below with reference to specifically embodiment.With
For the quantity of color blocking layer 12 is three layers, the quantity of conductive layer 21 is two layers and the quantity of insulating layer 22 is two layers, figure is please referred to
3, the part that the second substrate 10 is contacted with spacer 31 at this time is disposed with black square in the substrate body 13 of the second substrate 10
Battle array layer, first layer color blocking layer, second layer color blocking layer and third layer color blocking layer；The part that first substrate 20 is contacted with spacer 31,
It is conductive that the first layer insulating, first layer conductive layer, active layer, the second layer are disposed in the substrate body 24 of first substrate 20
Layer and the second layer insulating.By above-mentioned setting, the height of spacer 31 is reduced, to be effectively reduced liquid crystal display panel
A possibility that vacuum bubble or gravity mura.
Above-mentioned display panel, be provided with 31 contact portion of spacer in the second substrate 10 black-matrix layer 11 and two layers or
Two layers or more of color blocking layer 12, in the case where not changing in first substrate 20 with 31 contact portion of spacer, effectively
Reduce the height H of spacer 31.A degree of deformation occurs when effect of the display panel by power, due to spacer 31
Height H become smaller, and deformation quantity will not change, so the deformation size of spacer 31 is lower at this time, corresponding display surface
The box thickness L knots modification of plate also can be lower, thus a possibility that reducing liquid crystal display panel vacuum bubble or gravity mura, phase
Have the advantages that use reliability is strong for traditional liquid crystal display panel.
A kind of display device, the display panel including backlight module and any of the above-described.Specifically, pass through backlight module
Sufficient brightness and the light source being evenly distributed are provided for display panel, can normally show image.Liquid crystal display is passive
Light-emitting component can't be shone by display panel itself, and display panel shows image or character is modulated to light
As a result.
In traditional display panel, on the contact surface of the second substrate 10 and spacer 31, it is often only provided with one layer of black
Matrix layer 11 and one layer of color blocking layer 12, so that the inside and outside pressure of display panel is not when the environment of display panel changes
Unanimously, so that biggish deformation, box thickness L (the Cell gap, between being as not provided with of corresponding display panel occur for spacer 31
31 part of parting, distance of the second substrate 10 to first substrate 20) change that same degree can also occur, when the box of display panel
Thick L variable quantity is more than after certain limit, it is easy to cause the vacuum bubble or gravity mura of display panel.By
The mode of two layers or two layers or more of color blocking layer 12 is set on two substrates 10 and the contact surface of spacer 31, reduces spacer 31
Height H.Since object is when being in the elastic deformation stage, the ratio of stress and strain is coefficient of elasticity, in used material
In identical situation, coefficient of elasticity is definite value.Stress is the ratio of stress size and forced area, strain for deformation size with
The ratio of total length, when coefficient of elasticity, stress size and forced area do not change, total length (i.e. spacer 31
Height H) reduce in the case where, deformation size can also reduce accordingly.That is, when reducing the height H of spacer 31,
When display panel is by power with traditional display panel same size, it may occur that lesser knots modification, corresponding display surface
The box thickness L knots modification of plate can also reduce, to reduce the possibility that box thickness L variable quantity goes beyond the limit, effectively reduce display
The risk of the vacuum bubble or gravity mura of panel.
Further, the spacer 31 in liquid crystal layer 30 has the function of supporting first substrate 20 and the second substrate 10, the
The contact surface of one substrate 20 and spacer 31 is often provided with one layer of conductive layer 21 and dielectric layers 22, when display panel by
When power changes, biggish deformation can equally occur for spacer 31, cause the box thickness L of display panel that larger change occurs, hold
Easily cause vacuum bubble or gravity mura.By setting two for the conductive layer 21 of first substrate 20 and 31 contact surface of spacer
Layer or two layers or more, the height H of spacer 31 is reduced, is arranged two layers or two layers with above-mentioned the second substrate 10 and spacer 31
Above color blocking layer 12 is similar, in the power by same size, can reduce the knots modification of box thickness L, reduce display panel vacuum
The risk of bubble or gravity mura effectively improve the use reliability of display panel.It should be pointed out that in a reality
It applies in example, the material of conductive layer 21 is graphene.It is appreciated that in other embodiments, other materials conduct can also be used
21 material of conductive layer.
Further, in one embodiment, the one side that first substrate 20 is contacted with spacer 31 is additionally provided with active
Layer 23.Specifically, first substrate 20 includes active layer 23, conductive layer 21, the source electrode, drain electrode being set on substrate, conductive layer 21
It is set to the opposite sides of active layer 23 and is contacted with active layer 23, source electrode and drain electrode are respectively arranged on 23 opposite sides of active layer
Conductive layer 21 on.So can the contact surface setting active layer 23 of first substrate 20 and spacer 31, conductive layer 21 and
Insulating layer 22 reduces the height H of spacer 31.In one embodiment, it can be connecing in first substrate 20 and spacer 31
One layer of active layer 23, two conductive layers 21 and dielectric layers 22 are set at contacting surface, to be effectively reduced the height of spacer 31
H is spent, realizes the risk for reducing display panel vacuum bubble or gravity mura.It should be pointed out that the quantity of active layer 23
It is not unique, one layer be not limited in above-described embodiment, can also be two layers of active layer 23 of setting etc., as long as can
Realize the purpose for reducing the height H of spacer 31.
In one embodiment, display device further includes the first polarisation far from liquid crystal layer side that is set to colored filter
Piece, and it is set to second polaroid of the first substrate far from liquid crystal layer side.
Specifically, liquid crystal material is placed in two panels to attach between the transparent conducting glass of the vertical polaroid of optical axis, liquid crystal
Molecule is parallel to transparent conducting glass distribution when voltage is not added, and orientation is each configured on two panels transparent conducting glass
Alignment film perpendicular to one another, liquid crystal molecule is sequentially rotatably arranged according to the fine groove direction of alignment film, if electric field is not added, light from
Second polaroid is injected, and polarization direction is rotated by 90 ° according to the arrangement of liquid crystal molecule, can project from the first polaroid, at this time for
Illuminated state.If will form electric field between two panels electro-conductive glass, and then influence liquid crystal molecule therebetween after the energization of two panels electro-conductive glass
Arrangement, when voltage is sufficiently large, molecule is arranged vertically along electric field, and the polarization direction of light do not change, and light can not be worn
Thoroughly, and then light source is covered, to form dark-state in alive situation.
Above-mentioned display device, the part contacted in the second substrate 10 with spacer 31 are provided with black-matrix layer 11 and two layers
Or two layers or more of color blocking layer 12 has in the case that the part contacted in first substrate 20 with spacer 31 does not change
Reduce to effect the height H of spacer 31.A degree of deformation occurs when effect of the display panel by power, due to interval
The height H of object 31 becomes smaller, and deformation quantity will not change, so the deformation size of spacer 31 is lower at this time, it is corresponding aobvious
Show that the box thickness L knots modification of panel also can be lower, to reduce the possibility of liquid crystal display panel vacuum bubble or gravity mura
Property, have the advantages that use reliability is strong relative to traditional liquid crystal display panel.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The several embodiments of the application above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
The limitation to claim therefore cannot be interpreted as.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the concept of this application, various modifications and improvements can be made, these belong to the protection of the application
Range.Therefore, the scope of protection shall be subject to the appended claims for the application patent.
Claims (10)
1. a kind of display panel, which is characterized in that the display panel includes:
First substrate；
The second substrate is oppositely arranged with the first substrate；
Liquid crystal layer is set between the first substrate and the second substrate；
Spacer is set to the liquid crystal layer, and one end of the spacer is contacted with the second substrate, the spacer it is another
One end is contacted with the first substrate；
The part that the second substrate is contacted with the spacer is provided with black-matrix layer and two or more color blockings
Layer.
2. display panel according to claim 1, which is characterized in that contacted in the first substrate with the spacer
Part setting insulating layer and two or more conductive layers.
3. display panel according to claim 2, which is characterized in that contacted in the first substrate with the spacer
Part is additionally provided with active layer.
4. display panel according to claim 1, which is characterized in that the quantity of the color blocking layer is three layers.
5. display panel according to claim 1, which is characterized in that the quantity of the spacer be it is multiple, described second
The color blocking layer number of the part setting contacted in substrate with each spacer is not quite identical.
6. display panel according to claim 1, which is characterized in that the quantity of the spacer be it is multiple, described second
The color blocking layer number of the part setting contacted in substrate with each spacer is completely the same.
7. display panel according to claim 6, which is characterized in that multiple spacers are uniformly distributed in the liquid crystal
Layer.
8. display panel according to claim 7, which is characterized in that the material and shape of multiple spacers are identical.
9. a kind of display device, which is characterized in that the display device includes any one of backlight module and claim 1-8 institute
The display panel stated.
10. display device according to claim 9, which is characterized in that the display device further includes being set to described
First polaroid of two substrates far from the liquid crystal layer side, and the first substrate is set to far from the liquid crystal layer side
The second polaroid.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821589429.9U CN208969389U (en) | 2018-09-28 | 2018-09-28 | Display panel and display device |
| PCT/CN2018/114061 WO2020062447A1 (en) | 2018-09-28 | 2018-11-06 | Display panel and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821589429.9U CN208969389U (en) | 2018-09-28 | 2018-09-28 | Display panel and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208969389U true CN208969389U (en) | 2019-06-11 |
Family
ID=66756585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821589429.9U Active CN208969389U (en) | 2018-09-28 | 2018-09-28 | Display panel and display device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN208969389U (en) |
| WO (1) | WO2020062447A1 (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007101992A (en) * | 2005-10-06 | 2007-04-19 | Toppan Printing Co Ltd | Color filter for liquid crystal display and manufacturing method thereof |
| JP2008158138A (en) * | 2006-12-22 | 2008-07-10 | Dainippon Printing Co Ltd | Color filter substrate and liquid crystal display device |
| CN103149729B (en) * | 2013-03-01 | 2016-03-23 | 京东方科技集团股份有限公司 | A kind of color membrane substrates and preparation method thereof, display device |
| CN104166265B (en) * | 2014-06-16 | 2017-12-19 | 京东方科技集团股份有限公司 | A kind of colored filter substrate and preparation method thereof, organic electroluminescence display panel, display device |
| CN107065316A (en) * | 2017-04-24 | 2017-08-18 | 惠科股份有限公司 | Liquid crystal panel and method for manufacturing same |
| CN107402471B (en) * | 2017-09-07 | 2019-12-24 | 深圳市华星光电半导体显示技术有限公司 | Liquid crystal display panel and manufacturing method thereof |
| CN109031766A (en) * | 2018-09-13 | 2018-12-18 | 惠科股份有限公司 | Color filter, manufacturing method thereof and display panel |
-
2018
- 2018-09-28 CN CN201821589429.9U patent/CN208969389U/en active Active
- 2018-11-06 WO PCT/CN2018/114061 patent/WO2020062447A1/en active Application Filing
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|---|---|
| WO2020062447A1 (en) | 2020-04-02 |
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