CN204230245U - A kind of display floater - Google Patents
A kind of display floater Download PDFInfo
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- CN204230245U CN204230245U CN201420770864.7U CN201420770864U CN204230245U CN 204230245 U CN204230245 U CN 204230245U CN 201420770864 U CN201420770864 U CN 201420770864U CN 204230245 U CN204230245 U CN 204230245U
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Abstract
The utility model relates to a kind of display floater, and comprise a first substrate and a second substrate, a display medium is between described first substrate and second substrate; Between described first substrate and second substrate, the surrounding of display medium is provided with sealing medium, described sealing medium depression has the bit space that allows for holding portion display medium, and described display medium and described sealing medium partly overlap at the projecting direction perpendicular to described first substrate.Improve the intensity of material sealing frame while this display floater can realize narrow frame, and effectively prevent laser to the damage of viewing area.
Description
Technical field
The utility model relates to display floater field, specifically a kind of encapsulating structure of organic electroluminescence display panel.
Background technology
At organic light emitting display (OLED; Organic Light-Emitting Diode) in; organic luminous layer and electrode meet water and oxygen easily lost efficacy; thus greatly affect the useful life of organic light emitting display; the packaging protection method of current use for use frit between first substrate and second substrate; after low-temperature bake and high temperature burn till, glass dust is shaping, by two pieces of baseplate-laminatings.Adopt laser beam to move heated frit to be melted in glass substrate plane and to form one deck seal, hermetically sealing is provided.The method for packing protection OLED of current employing frit is widely used.Existing frit method for packing as shown in Figure 1, at the periphery of first substrate 101 (encapsulation cover plate), frit-sealed frame is set, frit-sealed frame laminating first substrate 101 and OLED second substrate 103, wherein frit-sealed frame is directly connected with first substrate 101.OLED luminescent layer 105 is sealed in the confined space of first substrate 101, second substrate 103 and frit-sealed frame formation.But along with display unit is day by day strong to the requirement of narrow frame, requires that frit border width diminishes, frit sealing strength step-down can be caused like this; And due to the requirement of narrow frame, the range of a signal of frit and viewing area reduces, be damaged to the rete of viewing area when laser may be caused like this to irradiate frit, fatal damages is caused to whole display unit.
Utility model content
Technical problem to be solved in the utility model is that existing narrow frame display floater sealing frame intensity is low, and the problems such as the rete of viewing area may be damaged during laser irradiation, thus the utility model provides a kind of display floater, this display floater does not lose the intensity of sealing frame while can realizing narrow frame, and effectively prevents sealed laser to the damage of viewing area.
For solving the problems of the technologies described above, the utility model is achieved through the following technical solutions:
A kind of display floater, comprise a first substrate and a second substrate, a display medium is between described first substrate and second substrate; Between described first substrate and second substrate, the surrounding of display medium is provided with sealing medium, described sealing medium depression has the bit space that allows for holding portion display medium, and described display medium and described sealing medium partly overlap at the projecting direction perpendicular to described first substrate.
As a kind of execution mode wherein, described sealing medium comprises the first sealing medium layer and the second sealing medium layer, described first sealing medium layer and the second sealing medium layer are combined to form stepped hermetically-sealed construction, allow bit space described in described stepped hermetically-sealed construction is formed.
As a kind of execution mode wherein, first sealing medium layer and the second sealing medium layer are parallel to described first substrate and second substrate superposition is arranged, the contact area of described first sealing medium layer and first substrate is greater than the contact area of described second sealing medium layer and second substrate, and described first sealing medium layer and described display medium partly overlap at the projecting direction perpendicular to described first substrate.
As a kind of execution mode wherein, first sealing medium layer and the second sealing medium layer are arranged side by side perpendicular to described first substrate and second substrate, the thickness of described first sealing medium layer is greater than described second sealing medium layer, and described second sealing medium layer and described display medium partly overlap at the projecting direction perpendicular to described first substrate.
As a kind of execution mode wherein, described first sealing medium layer and the second sealing medium layer cross section be square, rectangle, trapezoidal or other are irregularly shaped.
As a kind of execution mode wherein, described sealing medium is frit-sealed dielectric layer.
Technique scheme of the present utility model has the following advantages compared to existing technology:
Display floater of the present utility model, comprises display medium and sealing medium, and sealing medium depression has the bit space that allows for holding portion display medium, and display medium and sealing medium partly overlap at the projecting direction perpendicular to described first substrate.Because sealing medium having one for holding the bit space that allows of the depression of display medium, making narrow frame become possibility, but not losing its sealing intensity; And partly overlap at the projecting direction perpendicular to described first substrate due to display medium and sealing medium, make can not use mask plate and effectively reduce the damage to viewing area in the process of package sealing with laser.
Accompanying drawing explanation
In order to make content of the present utility model be more likely to be clearly understood, below in conjunction with accompanying drawing, the utility model is described in further detail, wherein,
Fig. 1 is the structural representation of prior art organic electroluminescence device;
Fig. 2 is the utility model organic electroluminescence device structural representation;
Fig. 3 is the vertical view of organic electroluminescence device shown in Fig. 2;
Fig. 4 is the second execution mode structural representation of stepped hermetically-sealed construction;
Fig. 5 is the structural representation of the utility model organic electroluminescence device the 3rd execution mode;
Fig. 6 is the sealing medium schematic diagram shown in Fig. 5.
In figure, Reference numeral is expressed as:
101-first substrate, 103-second substrate, 104-cathode layer, 105-luminescent layer, 107-first sealing medium layer, 108-second sealing medium layer.
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.
The utility model can be implemented in many different forms, and should not be understood to be limited to embodiment set forth herein.On the contrary, provide these embodiments, make the disclosure to be thorough and complete, and design of the present utility model fully will be conveyed to those skilled in the art, the utility model will only be limited by claim.In the accompanying drawings, for clarity, the size in layer and region and relative size can be exaggerated.Should be understood that, when element such as layer, region or substrate be referred to as " being formed in " or " being arranged on " another element " on " time, this element can be set directly on another element described, or also can there is intermediary element.On the contrary, when element is referred to as on " being formed directly into " or " being set directly at " another element, there is not intermediary element.
A kind of display floater of the present utility model, comprise a first substrate 101 (i.e. encapsulation cover plate) and a second substrate 103 (i.e. transparency carrier), one display medium is between described first substrate 101 and second substrate 103, and display medium comprises luminescent layer 105 and the cathode layer 104 be formed at above described luminescent layer 105; Between first substrate 101 and second substrate 103, the surrounding of display medium is provided with sealing medium, and sealing medium depression has the bit space that allows for holding portion display medium, and display medium and sealing medium partly overlap at the projecting direction perpendicular to first substrate.
Wherein in a kind of execution mode, sealing medium comprises the first sealing medium layer 107 and the second sealing medium layer 108, first sealing medium layer 107 and the second sealing medium layer 108 and is combined to form stepped hermetically-sealed construction, and stepped hermetically-sealed construction is formed and allows bit space.
Wherein in a kind of execution mode, first sealing medium layer 107 and the second sealing medium layer 108 are parallel to first substrate 101 and second substrate 103 superposes setting, first sealing medium layer 107 and the contact area of first substrate 101 are greater than the contact area of the second sealing medium layer 108 and second substrate 103, and the first sealing medium layer 107 partly overlaps at the projecting direction perpendicular to first substrate 101 with display medium.As shown in Figures 2 and 3, the width W 1 of the first sealing medium layer 107 is greater than the width W 2 of the second sealing medium layer 108, and this stand out forms the bit space that allows of depression.The thickness of the second sealing medium layer 108 is greater than the thickness of display medium, makes display medium part be positioned at the below of the first sealing medium layer 107.Optional width range: the 100um-1000um of first sealing medium layer 107, optional thickness range: 1um-15um, optional width range: the 100um-1000um of the second sealing medium layer 108, optional thickness range: 2um-15um.
Wherein in a kind of execution mode, first sealing medium layer 107 and the second sealing medium layer 108 are arranged side by side perpendicular to first substrate 101 and second substrate 103, the thickness of the first sealing medium layer 107 is greater than the thickness of the second sealing medium layer 108, and the second sealing medium layer 107 partly overlaps at the projecting direction perpendicular to first substrate 101 with display medium.As shown in Figure 5 and Figure 6, the thickness H4 of the first sealing medium layer 107 is greater than the thickness H3 of the second sealing medium layer 108, and this thickness difference forms the bit space that allows of depression.The thickness of the second sealing medium layer 108 and the thickness of display medium and be less than the thickness of the first sealing medium layer 107, make display medium part be positioned at the below of the second sealing medium layer 108.Optional width range: the 100um-1000um of first sealing medium layer 107, optional thickness range: 1um-15um, optional width range: the 100um-1000um of the second sealing medium layer 108, optional thickness range: 3um-30um.
Wherein in a kind of execution mode, as shown in Figure 4,
First sealing medium layer 107 and the second sealing medium layer 108 cross section can be square, rectangle, trapezoidal or other are irregularly shaped.
The frit that sealing medium of the present utility model adopts at least comprises V
2o
5, P
2o
5, BaO, SiO
2, B
2o
3, Al
2o
3, PbO, SnO, TeO
2,mgO, CaO, ZnO, TiO
2, WO
3, Bi
2o
3, Fe
2o
3, CuO, Sb
2o
3, Ru
2o, Rb
2one or more in O, lead borate glass, tin-fluorophosphate glasses, vanadate glass and borosilicate etc., the size of frit glass particles is within the scope of about 0.1um-10um.
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 the protection range that the utility model creates.
Claims (6)
1. a display floater, comprise a first substrate and a second substrate, a display medium is between described first substrate and second substrate; Between described first substrate and second substrate, the surrounding of display medium is provided with sealing medium, it is characterized in that: described sealing medium depression has the bit space that allows for holding portion display medium, and described display medium and described sealing medium partly overlap at the projecting direction perpendicular to described first substrate.
2. display floater according to claim 1, it is characterized in that: described sealing medium comprises the first sealing medium layer and the second sealing medium layer, described first sealing medium layer and the second sealing medium layer are combined to form stepped hermetically-sealed construction, allow bit space described in described stepped hermetically-sealed construction is formed.
3. display floater according to claim 2, it is characterized in that: the first sealing medium layer and the second sealing medium layer are parallel to described first substrate and second substrate superposition is arranged, the contact area of described first sealing medium layer and first substrate is greater than the contact area of described second sealing medium layer and second substrate, and described first sealing medium layer and described display medium partly overlap at the projecting direction perpendicular to described first substrate.
4. display floater according to claim 2, it is characterized in that: the first sealing medium layer and the second sealing medium layer are arranged side by side perpendicular to described first substrate and second substrate, the thickness of described first sealing medium layer is greater than described second sealing medium layer, and described second sealing medium layer and described display medium partly overlap at the projecting direction perpendicular to described first substrate.
5. the display floater according to claim 3 or 4, is characterized in that: described first sealing medium layer and the second sealing medium layer cross section be square, rectangle, trapezoidal or other are irregularly shaped.
6. display floater according to claim 5, is characterized in that: described sealing medium is frit-sealed dielectric layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420770864.7U CN204230245U (en) | 2014-12-09 | 2014-12-09 | A kind of display floater |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420770864.7U CN204230245U (en) | 2014-12-09 | 2014-12-09 | A kind of display floater |
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| CN204230245U true CN204230245U (en) | 2015-03-25 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106784390A (en) * | 2017-03-06 | 2017-05-31 | 京东方科技集团股份有限公司 | Substrate for display panel and preparation method thereof, display panel and method for packing |
| CN109308435A (en) * | 2017-07-27 | 2019-02-05 | 固安翌光科技有限公司 | OLED screen body and optical fingerprint identification device as fingerprint identification device light source |
| CN109417053A (en) * | 2016-06-29 | 2019-03-01 | 日本电气硝子株式会社 | Airtight package and its manufacturing method |
-
2014
- 2014-12-09 CN CN201420770864.7U patent/CN204230245U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109417053A (en) * | 2016-06-29 | 2019-03-01 | 日本电气硝子株式会社 | Airtight package and its manufacturing method |
| CN106784390A (en) * | 2017-03-06 | 2017-05-31 | 京东方科技集团股份有限公司 | Substrate for display panel and preparation method thereof, display panel and method for packing |
| US10622582B2 (en) | 2017-03-06 | 2020-04-14 | Boe Technology Group Co., Ltd. | Substrate for display panel, manufacturing method thereof, display panel and encapsulation method |
| CN109308435A (en) * | 2017-07-27 | 2019-02-05 | 固安翌光科技有限公司 | OLED screen body and optical fingerprint identification device as fingerprint identification device light source |
| CN109308435B (en) * | 2017-07-27 | 2023-12-22 | 固安翌光科技有限公司 | OLED screen body used as light source of fingerprint identification device and optical fingerprint identification device |
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