CN204464289U - A kind of Flexible Displays structure - Google Patents
A kind of Flexible Displays structure Download PDFInfo
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- CN204464289U CN204464289U CN201520201558.6U CN201520201558U CN204464289U CN 204464289 U CN204464289 U CN 204464289U CN 201520201558 U CN201520201558 U CN 201520201558U CN 204464289 U CN204464289 U CN 204464289U
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Abstract
The utility model discloses a kind of Flexible Displays structure, comprise: flexible substrate, barrier layer and organic luminescent device, barrier layer is arranged in described flexible substrate, organic luminescent device is arranged on barrier layer, flexible substrate is in being folded with, the first substrate and the second substrate is formed after it is folding, organic luminescent device is arranged on the barrier layer on the first substrate and the second substrate respectively, after flexible substrate folds to the inside, form a sealed cavity between organic luminescent device on the first substrate and the second substrate, in sealed cavity, be provided with absorbent drying layer.The utility model by arranging absorbent drying layer in sealed cavity, the moisture produced in organic luminescent device can absorb water by absorbent drying layer, its surface is kept dry, thus the useful life of organic luminescent device can be improved, can regularly change absorbent drying layer, improve thin-film package effect, reduce cost simultaneously, avoid the thin-film package equipment using high cost.
Description
Technical field
The utility model relates to panel display apparatus and manufactures field, is specifically related to a kind of Flexible Displays structure.
Background technology
OLED is a class light-emitting diode, and wherein organic luminous layer is in response to the organic compound film of electric current and luminescence.Between two electrodes, at least one electrode is euphotic electrode to organic material folder.OLED presents high luminescence, high efficiency and need low driving voltage, and therefore, it is the good candidate for indicator screen.
But, OLED is used for the specifically process of display needs, specifically, under being exposed to moisture or oxygen, major injury can be produced to organic luminous layer.Therefore, very crucial to the encapsulation of OLED, with protection device from moisture and oxygen.The existing multiple method for encapsulating, the common method such as encapsulating OLED uses inorganic, organic or mixed layer (such as SiNx, SiOx or the Al that deposit on device
2o
3).This layer can be deposited by any one in many standard deposition technique, comprise chemical vapour deposition (CVD) (CVD), physical vapour deposition (PVD) (PVD) or ald (ALD), and these method for packing all cannot intercept water oxygen completely, make device from the impact of moisture.
Utility model content
For this reason, the utility model is in order to avoid display device is from the impact of moisture, and improve device useful life, the utility model provides a kind of Flexible Displays structure.
Adopt technical scheme as described below:
A kind of Flexible Displays structure, comprise: flexible substrate, barrier layer and organic luminescent device, described barrier layer is arranged in described flexible substrate, described organic luminescent device is arranged on described barrier layer, described flexible substrate is in being folded with, the first substrate and the second substrate is formed after it is folding, described organic luminescent device is arranged on the barrier layer on described first substrate and the second substrate respectively, after described flexible substrate folds to the inside, a sealed cavity is formed between described organic luminescent device on described first substrate and the second substrate, the absorbent drying layer for moisture in absorbing cavity is provided with in described sealed cavity.
Described absorbent drying layer is the homogeneous drying sheet of material.
The homogeneous drying sheet of described material is multiple drying sheets of whole drying sheet or stacked setting.
Described absorbent drying layer comprises multiple drying sheet, and multiple drying sheet is that layered laminate is distributed in described sealed cavity, and the water absorbing capacity of described absorbent drying layer tapers off distribution from the inside to the outside.
Described multiple drying sheet and described first substrate formed after folding, the second substrate are set in parallel.
Described multiple drying sheet and described first substrate formed after folding, the second substrate are vertical setting.
The described absorbent drying layer of close described first substrate and the second substrate package end is provided with the withdrawing device for changing described absorbent drying layer.
Described withdrawing device is Elastic zipper or draw ring.
Described organic luminescent device comprises display device and illuminating device, and described display device is arranged on the barrier layer of described first substrate, and described illuminating device is arranged on the barrier layer of described second substrate.
Described organic luminescent device is the one in display device or illuminating device.
The utility model has following beneficial effect relative to prior art:
A. the utility model arranges absorbent drying layer by the sealed cavity that formed between organic luminescent device after folding, the moisture produced in organic luminescent device can absorb water by absorbent drying layer, device surface is kept dry, thus the useful life of organic luminescent device can be improved, when absorbent drying layer reach water suction saturated after, can regularly change absorbent drying layer, thus improve thin-film package effect, reduce cost simultaneously, avoid the thin-film package equipment using high cost.
B. the utility model adopts the absorbent drying layer with point block gradient, the water absorbing capacity of absorbent drying layer tapers off distribution from the inside to the outside, after water suction is saturated, absorbent drying layer forms a pressure reduction from inside to outside, can unnecessary moisture moisture be pumped out in air, thus improve the water-fast oxygen performance of organic luminescent device, extend the useful life of absorbent drying layer.
C. the utility model being folded with by flexible substrate, can utilize the barrier layer of itself to substitute surface encapsulation, simplify manufacturing process, reduce manufacturing cost, can also extend the useful life of flexible display device simultaneously.
Accompanying drawing explanation
In order to make content of the present utility model be more likely to be clearly understood, below according to specific embodiment of the utility model also by reference to the accompanying drawings, the utility model is described in further detail, wherein
Fig. 1 is the Flexible Displays structural representation of the first structure provided by the utility model;
Fig. 2 is the Flexible Displays structural representation of the second structure provided by the utility model;
Fig. 3 is the Flexible Displays structural representation of the third structure provided by the utility model;
Fig. 4 is the Flexible Displays structural representation of the 4th kind of structure provided by the utility model.
In figure: 1-flexible substrate, 11-first substrate, 12-second substrate; 2-barrier layer; 3-display device; 4-illuminating device; 5-absorbent drying layer; 6-packaging plastic; 7-withdrawing device.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, the utility model execution mode is described in further detail.
Embodiment 1
As shown in Figure 1, the utility model provides a kind of Flexible Displays structure, comprise: flexible substrate 1, barrier layer 2 and organic luminescent device, barrier layer 2 is arranged in flexible substrate 1, organic luminescent device is arranged on barrier layer 2, here organic luminescent device can be display device 3 or illuminating device 4, flexible substrate 1 is in being folded with, the first substrate 11 and the second substrate 12 is formed after it is folding, organic luminescent device is arranged on the barrier layer 2 on the first substrate 11 and the second substrate 12 respectively, flexible substrate 1 is sealed by packaging plastic 6 after folding to the inside, a sealed cavity is formed between organic luminescent device on the first substrate 11 after folding and the second substrate 12, the absorbent drying layer 5 for moisture in absorbing cavity is provided with in sealed cavity.
The absorbent drying layer 5 adopted in the present embodiment is the homogeneous drying sheet of material, and the homogeneous drying sheet of described material can be whole drying sheet, described whole drying sheet with folding after described first substrate, the second substrate that are formed be arranged in parallel; The homogeneous drying sheet of described material also can be multiple drying sheets of stacked setting, multiple drying sheets described can with folding after described first substrate, the second substrate that are formed be arranged in parallel, also can with folding after described first substrate, the second substrate transverse that are formed arrange.Described absorbent drying layer 5 is positioned in sealed cavity, as shown in Figure 1.Can regularly replace it after drying sheet absorbs inefficacy, this contributes to keeping organic luminescent device to be in drying regime all the time, avoids moisture to produce damage to it, improves the useful life of organic luminescent device.
Simultaneously, the utility model forms barrier layer on flexible substrates, being folded with by flexible substrate, the barrier layer of itself can be utilized to substitute surface encapsulation, simplify packaging technology, barrier layer has the function of external block water oxygen simultaneously, can play good encapsulation effect, reduce manufacturing cost, improve manufacturing yield.
Embodiment 2
As shown in Figure 2, as different from Example 1: absorbent drying layer 5 wherein comprises multiple drying sheet, described multiple drying sheet is layered laminate, the absorption carrying out internal moisture in sealed cavity is positioned over after multiple drying sheet is stacked, the absorbent drying layer be made up of multiple drying sheet presents water absorbing capacity from inside to outside to be reduced successively, namely the water absorbing capacity of described absorbent drying layer tapers off distribution from the inside to the outside, when absorbent drying layer 5 is after the use of a period of time, water suction can be reached saturated, because absorbent drying layer has the water absorption character of distribution gradient, absorbent drying layer forms a pressure reduction from inside to outside, can unnecessary moisture moisture be pumped out in outside atmosphere, thus improve the water-fast oxygen performance of organic luminescent device, also extend the replacement cycle of absorbent drying layer 5 simultaneously.
According to the difference of multiple drying sheet overlapped way in sealed cavity, there are two kinds of structures shown in Fig. 2 and Fig. 3, be certainly also not limited to these the two kinds of structures shown in above-mentioned Fig. 2 and Fig. 3.
The multiple drying sheets in stacked distribution being arranged in closed cavity in Fig. 2 and Fig. 4, each drying sheet perpendicular to the first substrate after folding and the second substrate, and is stacked distribution by closed cavity interior.
And in Fig. 3, being arranged in multiple drying sheets in stacked distribution of closed cavity, each drying sheet is parallel to the first substrate after folding and the second substrate respectively, and stacked distribution is between the first substrate and the second substrate.
Simultaneously, the utility model forms barrier layer on flexible substrates, being folded with by flexible substrate, the barrier layer of itself can be utilized to substitute surface encapsulation, simplify packaging technology, barrier layer has the function of external block water oxygen simultaneously, can play good encapsulation effect, reduce manufacturing cost, improve manufacturing yield.
Embodiment 3
In order to the better absorbent drying layer 5 to being arranged in closed cavity is changed, as shown in Figure 4, absorbent drying layer 5 near the first substrate 11 and the second substrate 12 potted ends is provided with withdrawing device 7, and withdrawing device 7 here can be but be not limited to Elastic zipper and draw ring.When needing to change absorbent drying layer, only the packaging plastic of the first substrate and the second substrate package end need be taken off, then slide fastener is revealed, manually pull slide fastener can extract needing the absorbent drying layer 5 changed by closed cavity completely, and then new absorbent drying layer 5 is pushed in closed cavity, wherein a part of drying sheet can certainly be changed in this way, again by the opening good seal of packaging plastic by closed cavity, can complete the disassembly process of absorbent drying layer, dismounting is very easy to use.
Simultaneously, the utility model forms barrier layer on flexible substrates, being folded with by flexible substrate, the barrier layer of itself can be utilized to substitute surface encapsulation, simplify packaging technology, barrier layer has the function of external block water oxygen simultaneously, can play good encapsulation effect, reduce manufacturing cost, improve manufacturing yield.
Display device 3 and illuminating device 4 is all contained in organic luminescent device in Fig. 1 to Fig. 4, display device 3 is arranged on the barrier layer 2 of the first substrate 11, illuminating device 4 is arranged on the barrier layer 2 of the second substrate 12, can realize the two-sided functional of side illumination and side display like this; The barrier layer of certain first substrate and the barrier layer of the second substrate can be illuminating device, also can be display device, the function of double-side illumination or double-sided display can be realized respectively, just repeat no more here.
Obviously, above-described embodiment is only for clearly example being described, and the restriction not to execution mode.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all execution modes.And thus the apparent change of extending out or variation be still among protection range of the present utility model.
Claims (10)
1. a Flexible Displays structure, comprise: flexible substrate, barrier layer and organic luminescent device, described barrier layer is arranged in described flexible substrate, described organic luminescent device is arranged on described barrier layer, it is characterized in that, described flexible substrate is in being folded with, the first substrate and the second substrate is formed after it is folding, described organic luminescent device is arranged on the barrier layer on described first substrate and the second substrate respectively, after described flexible substrate folds to the inside, a sealed cavity is formed between described organic luminescent device on described first substrate and the second substrate, the absorbent drying layer for moisture in absorbing cavity is provided with in described sealed cavity.
2. Flexible Displays structure according to claim 1, is characterized in that, described absorbent drying layer is the homogeneous drying sheet of material.
3. Flexible Displays structure according to claim 2, is characterized in that, the homogeneous drying sheet of described material is multiple drying sheets of whole drying sheet or stacked setting.
4. Flexible Displays structure according to claim 1, is characterized in that, described absorbent drying layer comprises multiple drying sheet, and multiple drying sheet is that layered laminate is distributed in described sealed cavity, and the water absorbing capacity of described absorbent drying layer tapers off distribution from the inside to the outside.
5. Flexible Displays structure according to claim 4, is characterized in that, described multiple drying sheet and described first substrate formed after folding, the second substrate are set in parallel.
6. Flexible Displays structure according to claim 4, is characterized in that, described multiple drying sheet and described first substrate formed after folding, the second substrate are vertical setting.
7. according to the arbitrary described Flexible Displays structure of claim 1-6, it is characterized in that, the described absorbent drying layer of close described first substrate and the second substrate package end is provided with the withdrawing device for changing described absorbent drying layer.
8. Flexible Displays structure according to claim 7, is characterized in that, described withdrawing device is Elastic zipper or draw ring.
9. Flexible Displays structure according to claim 7, it is characterized in that, described organic luminescent device comprises display device and illuminating device, and described display device is arranged on the barrier layer of described first substrate, and described illuminating device is arranged on the barrier layer of described second substrate.
10. Flexible Displays structure according to claim 7, is characterized in that, described organic luminescent device is the one in display device or illuminating device.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520201558.6U CN204464289U (en) | 2015-04-03 | 2015-04-03 | A kind of Flexible Displays structure |
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| CN201520201558.6U CN204464289U (en) | 2015-04-03 | 2015-04-03 | A kind of Flexible Displays structure |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105932036A (en) * | 2016-05-10 | 2016-09-07 | 武汉华星光电技术有限公司 | Double-surface OLED display and manufacturing method thereof |
| CN106373490A (en) * | 2015-07-23 | 2017-02-01 | 三星显示有限公司 | Foldable display apparatus |
| CN106684111A (en) * | 2016-07-29 | 2017-05-17 | 武汉华星光电技术有限公司 | Display panel and manufacturing method thereof |
| CN107153287A (en) * | 2017-06-20 | 2017-09-12 | 合肥市惠科精密模具有限公司 | A kind of absorbable steam TFT substrate |
| WO2018166390A1 (en) * | 2017-03-14 | 2018-09-20 | 昆山工研院新型平板显示技术中心有限公司 | Flexible display screen and flexible display apparatus |
| WO2023108732A1 (en) * | 2021-12-17 | 2023-06-22 | 深圳市华星光电半导体显示技术有限公司 | Flexible oled substrate and packaging method therefor |
-
2015
- 2015-04-03 CN CN201520201558.6U patent/CN204464289U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106373490A (en) * | 2015-07-23 | 2017-02-01 | 三星显示有限公司 | Foldable display apparatus |
| CN106373490B (en) * | 2015-07-23 | 2020-09-18 | 三星显示有限公司 | Foldable display device |
| CN105932036A (en) * | 2016-05-10 | 2016-09-07 | 武汉华星光电技术有限公司 | Double-surface OLED display and manufacturing method thereof |
| CN106684111A (en) * | 2016-07-29 | 2017-05-17 | 武汉华星光电技术有限公司 | Display panel and manufacturing method thereof |
| WO2018166390A1 (en) * | 2017-03-14 | 2018-09-20 | 昆山工研院新型平板显示技术中心有限公司 | Flexible display screen and flexible display apparatus |
| US11233208B2 (en) | 2017-03-14 | 2022-01-25 | Kunshan New Flat Panel Display Technology Center Co., Ltd. | Flexible display screen with groove to accommodate a chip |
| CN107153287A (en) * | 2017-06-20 | 2017-09-12 | 合肥市惠科精密模具有限公司 | A kind of absorbable steam TFT substrate |
| CN107153287B (en) * | 2017-06-20 | 2020-06-30 | 合肥市惠科精密模具有限公司 | TFT substrate capable of absorbing water vapor |
| WO2023108732A1 (en) * | 2021-12-17 | 2023-06-22 | 深圳市华星光电半导体显示技术有限公司 | Flexible oled substrate and packaging method therefor |
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