CN102937759A - Liquid crystal display panel capable of improving squeezing resistance - Google Patents
Liquid crystal display panel capable of improving squeezing resistance Download PDFInfo
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- CN102937759A CN102937759A CN 201210334680 CN201210334680A CN102937759A CN 102937759 A CN102937759 A CN 102937759A CN 201210334680 CN201210334680 CN 201210334680 CN 201210334680 A CN201210334680 A CN 201210334680A CN 102937759 A CN102937759 A CN 102937759A
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Abstract
The invention provides a liquid crystal display panel which is suitable for improving squeezing resistance in pogo oscillation (POGO) tests and comprises a first substrate, a second substrate opposite to the first substrate, a photo-resistance spacer with the bottom contacted with the first substrate and a metal layer arranged on the second substrate. The metal layer at least comprises a first scanning electrode and a second scanning electrode, and a spacing distance is arranged between the first scanning electrode and the second scanning electrode. The first scanning electrode and the second scanning electrode are respectively contacted with the top of the photo-resistance spacer, and when squeezing force is exerted on the first substrate, the photo-resistance spacer deforms, and accordingly at least one supporting point is formed to fix the photo-resistance spacer. By adopting the liquid crystal display panel, the adjacent two scanning electrodes on the metal layer and the top of the photo-resistance spacer are contacted so that when external squeezing force is exerted on the first substrate, the photo-resistance spacer deforms, accordingly at least one supporting point is formed to fix the photo-resistance spacer, and further the photo-resistance spacer is prevented from moving in the horizontal direction.
Description
Technical field
The present invention relates to a kind of liquid crystal panel, relate in particular to a kind of liquid crystal panel that promotes anti-extrusion ability.
Background technology
Current, development along with semiconductor technology and manufacturing process, Thin Film Transistor-LCD (TFT-LCD, Thin Film Transistor Liquid Crystal Display) with preferred properties such as high image quality, low-power consumption, radiationless and volume are little has become the main flow in market gradually.In general, liquid crystal panel comprise a colored filter glass substrate (color filter substrate), array basal plate (array substrate) and be distributed in array base palte and the colored filter glass substrate between layer of liquid crystal molecule.Particularly, array base palte and colored filter glass substrate are oppositely arranged, have by the defined a plurality of pixels of the crossover location of data line and respective scan line at array base palte, and the pixel-driving circuit that consists of and be used for driving these pixels by a plurality of electronic packages.In addition, one thin film transistor (TFT) is set driving this pixel at the infall of this sweep trace and data line, and then produces of all kinds, colorful image.
For the touch control type LCD panel, at colored filter glass substrate design one photoresistance sept (photo spacer, or be called photoresist layer), this photoresistance sept is towards array base palte direction projection usually for prior art.When the user pressed touch-screen, the sensor on photoresistance sept and the array base palte was electrically connected; When the user does not press touch-screen, the sensor electrical isolation on photoresistance sept and the array base palte.In traditional Pixel Design layout, in order to obtain larger pixel aperture ratio, often the photoresistance sept is arranged on the scan electrode of a pixel.Yet, this design can bring the other problem---because the spacing in photoresistance sept and pixel openings district is less, system easily is squeezed when assembling, cause photoresistance sept generation transversal displacement, or cause display screen to have hickie (White Spot) to occur, affect the display performance of product.In addition, because the position of photoresistance sept in this layout easily is moved, conversely also so that the anti-extrusion ability of product is lower.
In view of this, how above-mentioned pixel layout is carried out improvement design, keeping under the substantially constant situation of pixel aperture ratio, the anti-extrusion ability of improving product solves hickie issue of the prior art, is a problem needing to be resolved hurrily of person skilled in the industry.
Summary of the invention
For dot structure of the prior art existing defects when designing, the invention provides a kind of liquid crystal panel of novelty.
According to one aspect of the present invention, a kind of liquid crystal panel is provided, be suitable in the POGO test, promoting anti-extrusion ability, this liquid crystal panel comprises:
One first substrate;
One second substrate is oppositely arranged with first substrate;
One photoresistance sept has a bottom and a top, and the bottom of photoresistance sept contacts with first substrate; And
One metal level is arranged on the second substrate, comprises at least one first scan electrode and one second scan electrode, has a spacing distance between this first scan electrode and this second scan electrode,
Wherein, the first scan electrode and the second scan electrode all contact with the top of photoresistance sept, when applying an extruding force in first substrate, form at least one strong point to fix this photoresistance sept thereby the photoresistance sept produces deformation.
In one embodiment, the photoresistance sept is an inverted trapezoidal structure.
In one embodiment, the top of photoresistance sept has one first side and one second side, and the first scan electrode aligns with the first side, and the second scan electrode aligns with the second side, when applying extruding force in first substrate, this photoresistance sept deformation is to form the single strong point.Further, this extruding force is the downforce of vertical direction.
In one embodiment, a plurality of scan electrodes on the metal level are set to form of slits, and the projection of the top of photoresistance sept on second substrate covers the first scan electrode and the second scan electrode fully.Further, the top length of photoresistance sept is 17 μ m.In addition, the first scan electrode and the second scan electrode outside separately are at a distance of 11 μ m, and the first scan electrode and the second scan electrode inboard separately are at a distance of 3 μ m.
In one embodiment, when applying extruding force in first substrate, the deformation of photoresistance sept prevents that by these three strong points the photoresistance sept is moved in the horizontal direction to form three strong points.In addition, this extruding force is the making a concerted effort of side force of the downforce of vertical direction and vergence direction.
Adopt liquid crystal panel of the present invention, contact with the top of photoresistance sept by adjacent two scan electrodes on the metal level, so that when first substrate is subject to extruding force from the outside, this photoresistance sept generation deformation, fix this photoresistance sept thereby produce at least one strong point, prevent its in the horizontal direction occurrence positions move.In addition, also these scan electrodes on the metal level can be arranged to form of slits, so that the projection of the top of photoresistance sept on second substrate covers the first scan electrode and the second scan electrode fully, and then formed three strong points are reliably fixed the position of this photoresistance sept, the anti-extrusion ability of improving product during by deformation.
Description of drawings
The reader will become apparent various aspects of the present invention after the reference accompanying drawing has been read the specific embodiment of the present invention.Wherein,
Fig. 1 illustrates in the liquid crystal panel of prior art, and the photoresistance sept is used for the structural representation of anti-extrusion design;
Fig. 2 illustrates according to one embodiment of the present invention, and the photoresistance sept is for improvement of the structural representation of anti-extrusion ability;
Fig. 3 illustrates according to another embodiment of the present invention, and the photoresistance sept is for improvement of the structural representation of anti-extrusion ability;
Fig. 4 (a) illustrates the view of liquid crystal panel when applying the external force of vertical direction among Fig. 3; And
Fig. 4 (b) illustrates the view of liquid crystal panel when applying the external force of vergence direction among Fig. 3.
Embodiment
For technology contents that the application is disclosed is more detailed and complete, can be with reference to accompanying drawing and following various specific embodiments of the present invention, identical mark represents same or analogous assembly in the accompanying drawing.Yet those of ordinary skill in the art should be appreciated that the embodiment that hereinafter provides limits the scope that the present invention is contained.In addition, accompanying drawing only is used for schematically being illustrated, and does not draw according to its life size.
With reference to the accompanying drawings, the embodiment of various aspects of the present invention is described in further detail.
Fig. 1 illustrates in the liquid crystal panel of prior art, and the photoresistance sept is used for the structural representation of anti-extrusion design.With reference to Fig. 1, this liquid crystal panel comprises a first substrate 100, a second substrate 102, a photoresistance sept 104 and a metal level.Wherein, first substrate 100 is oppositely arranged with second substrate 102, for example, first substrate 100 is a colored filter glass substrate, be arranged at the top of liquid crystal panel, and second substrate 102 is array basal plate, is arranged at the below of liquid crystal panel, and this colored filter glass substrate and this array base palte are oppositely arranged.
When liquid crystal panel receives from first substrate 100 directions institute externally applied forces, be extruded in order to prevent second substrate 102, each photoresistance sept 104 is corresponding to one scan electrode 106.As shown in Figure 1, when pressing first substrate 100 downwards, deformation can occur in the top of the photoresistance sept 104 of first substrate 100 belows, thereby produces two support portion P1 and P2.Support portion P1 is positioned at the left side of scan electrode 106, and support portion P2 is positioned at the right side of scan electrode 106, prevents that by this scan electrode 106 and support portion P1, P2 second substrate 102 is extruded.That is to say, when pressing first substrate 100 downwards, the top of photoresistance sept 104 can not contact the upper surface of second substrate 102 yet, can not be extruded to guarantee second substrate 102, and then promote the anti-extrusion ability of liquid crystal panel.Yet when vertical direction institute applied pressure was larger, support portion P1 and P2 probably can slide along the circular arc surface in contact of photoresistance sept 104 with second substrate 106, so cause photoresistance sept 104 in the horizontal direction occurrence positions move.In addition, when be tilted to down (as the lower right to) external force when putting on first substrate 100 because this external force component in the horizontal direction also can act on photoresistance sept 104, the probability that causes these photoresistance sept 104 occurrence positions to depart from increases.
Be prone to the situation of position deviation in order to solve above-mentioned photoresistance sept 104, the present invention improves the structure of liquid crystal panel.Fig. 2 illustrates according to one embodiment of the present invention, and the photoresistance sept is for improvement of the structural representation of anti-extrusion ability.
With reference to Fig. 2, this liquid crystal panel comprises a first substrate 200, a second substrate 202, a photoresistance sept 204 and a metal level.Because first substrate 200, second substrate 202 and photoresistance sept 204 structure or first substrate 100, second substrate 102 and the photoresistance sept 104 of materials similar in Fig. 1 separately among Fig. 2, for convenience of description for the purpose of, do not repeat them here.
It needs to be noted, in liquid crystal panel of the present invention, metal level comprises one first scan electrode 206 and one second scan electrode 208.This photoresistance sept 204 is arranged at the top of the first scan electrode 206 and the second scan electrode 208, and two scan electrodes 206 and 208 all contact with the top of photoresistance sept 204.
As shown in Figure 2, photoresistance sept 204 is an inverted trapezoidal structure.When liquid crystal panel receives from first substrate 200 directions institute externally applied forces, be extruded in order to prevent second substrate 202, each photoresistance sept 204 is across the top of the first scan electrode 206 and the second scan electrode 208.More specifically, the top of photoresistance sept 204 has one first side (namely, the left side of photoresistance sept) and one second side (namely, the right side of photoresistance sept), the first scan electrode 206 aligns with first side at the top of photoresistance sept 204, and the second scan electrode 208 aligns with second side at the top of photoresistance sept 204.
When downward extruding first substrate 200, deformation can occur in the top of the photoresistance sept 204 of first substrate 200 belows, thereby produces support portion P3 (shown in the dotted line frame among Fig. 2).The contact point of this support portion P3 and the first scan electrode 206 is labeled as A1, and the contact point of the second scan electrode 208 of this support portion P3 is labeled as A2.Different from Fig. 1 is, when vertical direction applied external force in first substrate 200, the contact point A1 of support portion P3 and A2 can form a spacing mechanism, by this support portion P3, photoresistance sept 204 neither can be subjected to displacement towards the left side by along continuous straight runs, also can not be subjected to displacement towards the right side by along continuous straight runs.
Fig. 3 illustrates according to another embodiment of the present invention, and the photoresistance sept is for improvement of the structural representation of anti-extrusion ability.
With reference to Fig. 3, this liquid crystal panel comprises a first substrate 300, a second substrate 302, a photoresistance sept 304 and a metal level.Because first substrate 300, second substrate 302 and photoresistance sept 304 structure or first substrate 100, second substrate 102 and the photoresistance sept 104 of materials similar in Fig. 1 separately among Fig. 3, for convenience of description for the purpose of, do not repeat them here.
The key distinction of Fig. 3 and Fig. 2 is to be, a plurality of scan electrodes on the metal level are made as form of slits, and the projection of the top of photoresistance sept 304 on second substrate 302 covers the first scan electrode 306 and the second scan electrode 308 fully.More specifically, the left side of the first scan electrode 306 does not snap to the left side at the top of photoresistance sept 304, but right-hand corresponding to the top left side of photoresistance sept 304; The right side of the second scan electrode 308 does not snap to the right side at the top of photoresistance sept 304, but corresponding to the left of the top right side of photoresistance sept 304.In Fig. 3, the distance between the first scan electrode 306 and the second scan electrode 308 outermost separately is D2, and the distance between separately the most inboard of the first scan electrode 306 and the second scan electrode 308 is D1.Easily understand, scan electrode 306 and 308 is arranged at the upper surface of second substrate 302 with form of slits, meaning namely, scan electrode 306 and scan electrode 308 separately the most inboard distance should be less.
In one embodiment, the top length of photoresistance sept is 17 μ m.Further, the first scan electrode 306 and the second scan electrode 308 outermost separately be 11 μ m apart, the first scan electrode 306 and the second scan electrode 308 the most inboard 3 μ m apart separately.Those skilled in the art is to be understood that, spacing distance between the top length of above-mentioned photoresistance sept, the first scan electrode and the second scan electrode only is schematic example, in other embodiments, also can be according to the actual demand of liquid crystal panel and elasticity arranges it.
Fig. 4 (a) illustrates the view of liquid crystal panel when applying the external force of vertical direction among Fig. 3, and Fig. 4 (b) illustrates the view of liquid crystal panel when applying the external force of vergence direction among Fig. 3.
With reference to Fig. 4 (a), when the pressure F1 when straight down put on first substrate 300, deformation can occur in the top of the photoresistance sept 304 of first substrate 300 belows.In deformation process, the zone between the first scan electrode 306 and the second scan electrode 308 has formed the P3 of support portion, also is formed with respectively support portion P4 and a P5 in the left side of the first scan electrode 306 and the right side of the second scan electrode 308.This support portion P4 and the P3 of support portion P5 supplemental support section with spacing photoresistance sept 304 in the horizontal direction occurrence positions move.
With reference to Fig. 4 (b), different from Fig. 4 (a) is, apply external force when direction changes the F2 of vergence direction into straight down when liquid crystal panel, although the 304 meeting generation deformation of photoresistance sept (as, deformation appears in the left side hypotenuse of inverted trapezoidal), but the support portion of the right side of the support portion that the left side of the regional formed support portion between the first scan electrode 306 and the second scan electrode 308, the first scan electrode 306 forms, the second scan electrode 308 formation reliably spacing photoresistance sept 304 in the horizontal direction occurrence positions move.That is to say, relative displacement can not occur between the bottom of photoresistance sept 304 and the first substrate 300, and also relative displacement can not occur between the top of photoresistance sept 304 and the first scan electrode 306, the second scan electrode 308.
Adopt liquid crystal panel of the present invention, contact with the top of photoresistance sept by adjacent two scan electrodes on the metal level, so that when first substrate is subject to extruding force from the outside, this photoresistance sept generation deformation, fix this photoresistance sept thereby produce at least one strong point, prevent its in the horizontal direction occurrence positions move.In addition, also these scan electrodes on the metal level can be arranged to form of slits, so that the projection of the top of photoresistance sept on second substrate covers the first scan electrode and the second scan electrode fully, and then formed three strong points are reliably fixed the position of this photoresistance sept, the anti-extrusion ability of improving product during by deformation.
Above, describe the specific embodiment of the present invention with reference to the accompanying drawings.But those skilled in the art can understand, in the situation that without departing from the spirit and scope of the present invention, can also do various changes and replacement to the specific embodiment of the present invention.These changes and replacement all drop in claims limited range of the present invention.
Claims (9)
1. a liquid crystal panel is suitable for promoting anti-extrusion ability in the POGO test, it is characterized in that, described liquid crystal panel comprises:
One first substrate;
One second substrate is oppositely arranged with described first substrate;
One photoresistance sept has a bottom and a top, and the bottom of described photoresistance sept contacts with described first substrate; And
One metal level is arranged on the described second substrate, comprises at least one first scan electrode and one second scan electrode, has a spacing distance between described the first scan electrode and described the second scan electrode,
Wherein, described the first scan electrode and described the second scan electrode all contact with the top of described photoresistance sept, when applying an extruding force in described first substrate, described photoresistance sept produces deformation, thereby forms at least one strong point with fixing described photoresistance sept.
2. liquid crystal panel according to claim 1 is characterized in that, described photoresistance sept is an inverted trapezoidal structure.
3. liquid crystal panel according to claim 2, it is characterized in that, the top of described photoresistance sept has one first side and one second side, described the first scan electrode aligns with described the first side, described the second scan electrode aligns with described the second side, when applying extruding force in described first substrate, the deformation of described photoresistance sept is to form the single strong point.
4. liquid crystal panel according to claim 3 is characterized in that, described extruding force is the downforce of vertical direction.
5. liquid crystal panel according to claim 2, it is characterized in that, a plurality of scan electrodes on the described metal level are made as form of slits, and the projection of the top of described photoresistance sept on described second substrate covers described the first scan electrode and the second scan electrode fully.
6. liquid crystal panel according to claim 5 is characterized in that, the top length of described photoresistance sept is 17 μ m.
7. liquid crystal panel according to claim 6 is characterized in that, described the first scan electrode and described the second scan electrode outside separately be at a distance of 11 μ m, and described the first scan electrode and described the second scan electrode inboard separately 3 μ m apart.
8. liquid crystal panel according to claim 5, it is characterized in that, when applying extruding force in described first substrate, the deformation of described photoresistance sept prevents that by described three strong points described photoresistance sept is moved in the horizontal direction to form three strong points.
9. liquid crystal panel according to claim 8 is characterized in that, described extruding force is the making a concerted effort of side force of the downforce of vertical direction and vergence direction.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201210334680 CN102937759A (en) | 2012-09-11 | 2012-09-11 | Liquid crystal display panel capable of improving squeezing resistance |
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| CN 201210334680 CN102937759A (en) | 2012-09-11 | 2012-09-11 | Liquid crystal display panel capable of improving squeezing resistance |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104570500A (en) * | 2014-12-31 | 2015-04-29 | 厦门天马微电子有限公司 | Liquid crystal display panel and device and manufacturing method thereof |
| WO2017156907A1 (en) * | 2016-03-14 | 2017-09-21 | 京东方科技集团股份有限公司 | Display panel and display device |
| CN108957868A (en) * | 2018-07-27 | 2018-12-07 | 厦门天马微电子有限公司 | A kind of display panel and display device |
| CN109100891A (en) * | 2018-08-10 | 2018-12-28 | 厦门天马微电子有限公司 | A kind of display panel and display device |
-
2012
- 2012-09-11 CN CN 201210334680 patent/CN102937759A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104570500A (en) * | 2014-12-31 | 2015-04-29 | 厦门天马微电子有限公司 | Liquid crystal display panel and device and manufacturing method thereof |
| CN104570500B (en) * | 2014-12-31 | 2018-01-19 | 厦门天马微电子有限公司 | A kind of liquid crystal display panel, liquid crystal display device and manufacture method |
| WO2017156907A1 (en) * | 2016-03-14 | 2017-09-21 | 京东方科技集团股份有限公司 | Display panel and display device |
| US11194186B2 (en) | 2016-03-14 | 2021-12-07 | Boe Technology Group Co., Ltd. | Display panel and display device comprising at least one restriction region formed by a conductive wiring pattern that restricts displacement between a first substrate and a second substrate |
| CN108957868A (en) * | 2018-07-27 | 2018-12-07 | 厦门天马微电子有限公司 | A kind of display panel and display device |
| CN109100891A (en) * | 2018-08-10 | 2018-12-28 | 厦门天马微电子有限公司 | A kind of display panel and display device |
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Application publication date: 20130220 |