CN100353822C - Electroluminescent diode panel mould set with separated casing - Google Patents
Electroluminescent diode panel mould set with separated casing Download PDFInfo
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- CN100353822C CN100353822C CNB2004100965862A CN200410096586A CN100353822C CN 100353822 C CN100353822 C CN 100353822C CN B2004100965862 A CNB2004100965862 A CN B2004100965862A CN 200410096586 A CN200410096586 A CN 200410096586A CN 100353822 C CN100353822 C CN 100353822C
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- electroluminescence
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Abstract
The present invention relates to a panel die set of an electroluminescent body. The panel die set comprises a base plate, a casing, an electroluminescence body and an outer shell, wherein the casing comprises a casing surface and a connecting part; the connecting part extends from the upper surface of the casing surface. The casing and the base plate form a containing space by the connecting part. The electroluminescence body is arranged on the surface of the base plate, and is positioned in the containing space. The outer shell is combined with the casing by a binding element, wherein the binding element is arranged on the lower surface of the casing surface corresponding to the connecting surface.
Description
Technical field
The present invention is about a kind of electroluminescence dignity template die group, particularly about a kind of electroluminescence dignity template die group with separated casing.
Background technology
Organic electric exciting light-emitting diode panel module (hereinafter to be referred as the oled panel module) is a kind of display element that has high brightness, high reaction speed, compact, full-color, no subtense angle and do not need backlight, therefore taken the lead in replacing the market of TN (twisted-nematic) and STN (supertwist is to row) liquid crystal panel module, and will be further undersized TFT-LCD be caused threat on the market, and be applied on the display screen of portable information products such as mobile phone, personal digital assistant even mobile computer.
Please refer to Figure 1A, Figure 1A is existing oled panel module sectional side view.Among oled panel module 10, the lower surface of one glass substrate 12 is formed with an organic electric exciting light-emitting diode 14, organic electric exciting light-emitting diode 14 comprises a top electrode 141, an organic multilayer structure 142,143,144 (an electric hole implanted layer 142, a luminescent layer 143, an electron injecting layer 144) from top to bottom, and a bottom electrode 145; Upper and lower electrode 141,145 can provide a voltage, make electric hole implanted layer 144 and electron injecting layer 142 that electric hole and electronics are provided respectively, these electric holes and electronics are after luminescent layer 143 combines, the electric energy that it produced can make the organic molecule in the luminescent layer 143 be excited to excitation state, the organic molecule of excitation state is then got back to ground state by producing light to give off energy afterwards, and this is the principle of luminosity of oled panel module 10.And shown in Figure 1A, top electrode 141 also can be connected with a flexible circuit board 15 via the configuration circuit on the panel, and flexible circuit board 15 can receive the image controlling signal by the outside input, with the image demonstration of control oled panel module 10.
Because each layer organic layer in the organic electric exciting light-emitting diode 14 (for example Figure 1A label 142,143 and 144) is quite responsive to aqueous vapor, a spot of aqueous vapor can make the serious damage of organic layer, therefore in the manufacture process of oled panel module 10, usually can be under the nitrogen environment of high concentration, below glass substrate 12 in conjunction with a housing 16, make glass substrate 12 and housing 16 constitute a confined space, so that organic electric exciting light-emitting diode 14 is packaged in wherein, make organic electric exciting light-emitting diode 14 isolated with extraneous aqueous vapor; In addition, be provided with drier 18 usually, to guarantee the drying regime of the confined space that housing 16 and glass substrate 12 are constituted at the upper surface of housing 16.Wherein, housing 16 is generally cloche, has a shell face 163 and at least one connecting portion 161.Connecting portion 161 around and be erected in the periphery of shell face 163, and connecting portion 161 has a predetermined height, influences the characteristics of luminescence and the usefulness of organic electric exciting light-emitting diode 14 to avoid drier 18 to contact with organic electric exciting light-emitting diode 14.
Please refer to Figure 1B and cooperate Figure 1A, Figure 1B is existing oled panel module stereogram.Generally speaking, in four sides and the bottom surface of oled panel module 10, can utilize a shell 20 to protect each side and the bottom surface of oled panel module 10, and only expose upper surface as the glass substrate 12 of exiting surface.Shell 20 is generally by a metal base plate 201 and is constituted with at least one metal sidewall 203, and shown in Figure 1B, can be provided with in the metal sidewall 203 and flexible circuit board 15 corresponding breach 205.
The oled panel module mostly is small size greatly at present, with active oled panel module is example, only there is an active oled panel module product in the whole world at present, size is about two cun, and wherein the total contract of thickness of glass substrate 12 and housing 16 is only below 2mm, and the thickness of shell 20 more can be as thin as and has only 0.1mm～0.3mm.Under so frivolous condition, about the assembling of shell 20, shown in Figure 1A, be on shell 20, to utilize two-sided tape 22 to combine in the prior art with housing 16.Two-sided tape 22 is selected from two-sided tape mostly or steeps stickum such as continuous glue, and shell 20 and housing 16 are interosculated with the method that adheres to, can fixed housing 20.Most processing procedure, adheres to two-sided tape 22 near the middle position of shell 20 its metal base plates 201 shown in Figure 1B for asking efficient, and the selected of its position is to consider for main with rapid in the hope of the convenience of processing procedure.
Yet, among a large amount of production processes of oled panel module 10, the error in some processing can appear unavoidably, and when shell 20 combines with housing 16 the inaccurate situation of contraposition may appear for example, then need to carry out heavy industry (rework)-shell 20 is separated with housing 16 and combination again this moment.But when separate housings 20, tend to occur housing 16 and can't bear pulling force when separating, thereby produce the situation of breaking; Shown in Fig. 1 C, because the toughness of shell 20 materials is better than housing 16, and the thickness of the shell face 163 of housing 16 is quite thin, and 0.3mm～1.0mm is only arranged approximately, and therefore strong excessively pulling force causes breaking of housing 16 easily.In this case, instead lower-cost shell 20 may make housing 16 breakages among production process, and and then can make aqueous vapor invade organic layer, cause this oled panel module 10 to arrive the terminal of processing procedure and just be badly damaged, all that has been achieved is spoiled and make it preceding fabrication steps.If use the lower two-sided tape of binding ability or the attaching components of other kind to solve the problem that pulling force causes housing 16 breakages, worry again that then the assembling quality of oled panel module 10 is low.
The existing issue that above-mentioned organic electric exciting light-emitting diode panel module (oled panel module 10) is had, (Polymer Light EmittingDiode is PLED) among the panel module also to occur in the polymer electric exciting light-emitting diode equally.
Therefore, in the middle of the processing procedure of electroluminescence dignity template die group (for example oled panel module or PLED panel module), the number of assembling steps that belongs to the metal base plate 20 of processing procedure end, though comparing is the lower step of technical difficulty, but wherein hidden the whole section CR Critical threat of processing procedure, for the research staff who is engaged in the organic luminorphor association area, there's no one who doesn't or isn't be devoted to solve the shortcoming that prior art still has, in the hope of can further promoting production efficiency, the product yield of electroluminescence dignity template die group, and keep the quality of its assembling simultaneously.
Summary of the invention
Main purpose of the present invention is to provide a kind of electroluminescence dignity template die group with separated casing.
Another object of the present invention is to provide a kind of electroluminescence dignity template die group with good assembling quality.
Another object of the present invention is to promote the production efficiency and the product yield of electroluminescence dignity template die group.
The invention provides a kind of electroluminescence dignity template die group, comprise a substrate, a housing, an electroluminescence body and a shell.Housing comprises a shell face and from the extended connecting portion of the upper surface of this shell face, this housing sees through this connecting portion and this substrate forms an accommodation space.Electric exciting light-emitting diode is arranged at the surface of this substrate and is arranged in this accommodation space.Shell sees through an attaching components and is incorporated into this housing.Wherein, this attaching components is arranged at this shell face lower surface and corresponds in the scope of this connecting portion.
The present invention has the electroluminescence dignity template die group of separable shell, if the shell of electroluminescence dignity template die group need be separated, then need not worry the fracture of shell face or the breakage of prior art middle shell, and cause aqueous vapor to invade and destroy the problem of organic layer.Therefore in the mass-produced process of electroluminescence dignity template die group, use the present invention and will more help the efficient of overall process and the yield of product.
Description of drawings
Figure 1A is existing oled panel module schematic diagram;
Figure 1B is existing oled panel module stereogram;
The lower glass substrate of Fig. 1 C demonstration Figure 1A is born the pulling force schematic diagram;
Fig. 2 A is electroluminescence dignity template die group sectional side view of the present invention;
Fig. 2 B electroluminescence dignity of the present invention template die group stereogram;
Fig. 2 C is a second embodiment of the invention;
Fig. 2 D is a third embodiment of the invention;
Fig. 3 A is another embodiment of the present invention sectional side view;
Fig. 3 B is the housing stereogram of Fig. 3 A;
Fig. 4 A is another embodiment of the present invention sectional side view;
Fig. 4 B is the housing stereogram of Fig. 2 A;
Fig. 5 A is another embodiment of the present invention sectional side view; And
Fig. 5 B is the housing stereogram of Fig. 5 A.
The figure number table of comparisons
Oled panel module 10 glass substrates 12
Organic electric-excitation luminescent body 14 top electrodes 141,341
Electricity hole implanted layer 142,342 luminescent layers 143,343
Electron injecting layer 144,344 bottom electrodes 145,345
Connecting portion 161,361 shell faces 163,363
Drier 18,38 shells 20,40
Metal base plate 201,401 metal sidewall 203,403
Breach 205,405 two-sided tapes 22
Electroluminescence dignity template die group 30 substrates 32
Attaching components 42 shallow slot districts 44
Embodiment
Please refer to Fig. 2 A, Fig. 2 A is electroluminescence dignity template die group sectional side view of the present invention.Electroluminescence dignity template die group 30 comprises a substrate 32, an electroluminescence body 34, a housing 36, a shell 40.Wherein, housing 36 comprise a shell face 363 with from the extended connecting portion 361 of the upper surface of shell face 363, housing 36 sees through connecting portion 361 and forms an accommodation space with substrate 32.Electroluminescence body 34 is arranged at the surface of substrate 32 and is arranged in this accommodation space.Shell 40 sees through an attaching components 42 and is incorporated into housing 36.Wherein, attaching components 42 is arranged at shell face 363 lower surfaces and corresponds in the scope of connecting portion 361.
Wherein, the height of connecting portion 361 (as the height d of Fig. 2 A sign) is between 0.1mm～0.5mm.On the shell face 363 of housing 36, then drier 38 can be set,, avoid electroluminescence body 34 to suffer the destruction of aqueous vapor to be used for keeping the drying regime in the above-mentioned confined space.
40 lower surfaces that are incorporated into shell face 363 of shell; by among Fig. 2 A as seen; shell 40 comprises a metal base plate 401 and at least one metal sidewall 403; wherein metal sidewall 403 is surrounded on the periphery of metal base plate 401; and extend upward; wherein metal base plate 401 is in order to the bottom surface of protection electroluminescence dignity template die group 30, and metal sidewall 403 is in order to the side of protection electroluminescence dignity template die group 30.
Shown in Fig. 2 A, the present invention is arranged at attaching components 42 in the scope under the connecting portion 361 of housing 36, so that housing 36 and shell 40 are interosculated, and avoids attaching components 42 is arranged at shell face 363 lower surfaces arbitrarily.Because the thickness of shell face 363 only has 0.3mm～1.0mm usually, yet the sum total of the height of the thickness of shell face 363 and connecting portion 361 can arrive 0.4mm～1.5mm.Set-up mode thus, if electric exciting light-emitting diode panel module 30 of the present invention need separate shell 40 or heavy industry, then thicker and toughness is preferably partly in housing 36 thickness for attaching components 42 tension of bestowing housing 36, when having avoided in the prior art separate housings 40,363 fractures of shell face or damaged problem that toughness is relatively poor.
Among the present invention, can be for example glass, macromolecule polymeric material (as PVE, PE etc.) or organic material about the material of substrate 32 and housing 36, perhaps, the inorganic material (for example silicon material) of general semiconductor substrate also is another enforceable material.In addition, 42 of attaching components can be selected from the jointing material that two-sided tape (TAPE), silica gel, hot-setting adhesive or UV glue etc. have bond property.
Luminous and demonstration about electroluminescence dignity template die group 30, main relevant with electroluminescence body 34, when for example among an embodiment, adopting the electroluminescence body 34 of organic material, electroluminescence body 34 comprises a top electrode 341, an organic multilayer structure 342,343,344 (an electric hole implanted layer 342, a luminescent layer 343, an electron injecting layer 344) from top to bottom, and a bottom electrode 345.Wherein, upper and lower electrode 341,345 can provide a voltage, make electric hole implanted layer 344 and electron injecting layer 342 provide electric hole and electronics respectively, these electric holes and electronics are after luminescent layer 343 combines, the electric energy that it produced can make the organic molecule in the luminescent layer 343 be excited to excitation state, the organic molecule of excitation state is then got back to ground state by producing light to give off energy afterwards, and the light that is produced demonstrates image via substrate 32 ejaculations of printing opacity.And shown in Fig. 2 A, top electrode 341 is connected with a flexible circuit board 35, and flexible circuit board 35 can receive the image controlling signal by the outside input, with the image demonstration of control electroluminescence dignity template die group 30.
In another execution mode of the present invention, electricity hole implanted layer 342 can be arranged at the inverted position with Fig. 2 A embodiment with electron injecting layer 344, in this case, upper and lower electrode 341,345 electrically opposite with Fig. 2 A embodiment, sandwich construction in the organic electric-excitation luminescent body can have the different numbers of plies to pile up because of materials used is different in addition, is not the embodiment that is defined in as shown in the figure.In addition, among another embodiment, also can adopt electrostrictive polymer exciting light body (PLED) to carry out it.
Please refer to Fig. 2 B electroluminescence dignity of the present invention template die group stereogram, and cooperate Fig. 2 A.Fig. 2 B demonstration shell 40 a wherein metal sidewall 403 has a breach 405, passes to allow flexible circuit board 35.And also show among the embodiment of Fig. 2 B that four attaching components 42 are separately positioned on metal base plate 401 upper surfaces, and the position of close four metal sidewall 403; When housing 36 combined with shell 40, these four attaching components 42 can be positioned at the scope under the connecting portion 361 of housing 36.And in the another embodiment of the present invention shown in Fig. 2 C, attaching components 42 is arranged on metal base plate 401 upper surfaces, and near about the position of two metal sidewall 403.In addition can be just like the another embodiment of the present invention shown in Fig. 2 D, it is arranged on metal base plate 401 upper surfaces with attaching components 42, and the close position of two metal sidewall 403 up and down.
By among Fig. 2 B, Fig. 2 C and Fig. 2 D as seen, the present invention is provided with heavy industry hole 46 in shell 40, heavy industry hole 46 is for running through the hole of metal base plate 401, in order to when electric exciting light-emitting diode panel module 30 need separate shell 40 (separating with housing 36) or heavy industry, can pass heavy industry hole 46 by shell 40 lower surfaces by suitable tool (not shown), to bestow the thrust that housing 36 1 separates, so that separate or heavy industry.Preferred implementation is that heavy industry hole 46 is arranged in the scope under the connecting portion 361 of housing 36.
Then, consider that then the present invention is applied to the situation of the electric exciting light-emitting diode panel module 30 of large-size.Please refer to Fig. 3 A and Fig. 3 B, Fig. 3 A is another embodiment of the present invention sectional side view; Fig. 3 B is the housing stereogram of Fig. 3 A.As shown in the figure, housing 36 has more at least one partition wall 39, is erected on the shell face 363, housing 36 is defined at least one shallow slot district 44.Electric exciting light-emitting diode panel module 30 more comprises at least one drier 38 (embodiment of Fig. 3 A and Fig. 3 B is depicted as four drier 38), is arranged in the above-mentioned shallow slot district 44, to keep the drying regime in the confined space that substrate 32 and housing 36 constituted.In this execution mode, in the scope of attaching components 42 under can being arranged at connecting portion 361, more can be arranged in the scope under the partition wall 39, so that housing 36 and shell 40 are interosculated.
The embodiment of similar Fig. 3 A and Fig. 3 B is in addition just like the design of the distortion shown in Fig. 4 A, Fig. 4 B, Fig. 5 A and Fig. 5 B.Please refer to Fig. 4 A and Fig. 4 B, Fig. 4 A is another embodiment of the present invention sectional side view; Fig. 4 B is the housing stereogram of Fig. 4 A.In this embodiment, partition wall 39 defines four shallow slot districts 44 with housing 36, is respectively arranged with a drier 38 among individual other shallow slot district 44.Attaching components 42 can be arranged in the scope under connecting portion 361 and the partition wall 39.Can find out that by Fig. 4 B this embodiment except being provided with the partition wall 39 with Fig. 3 B same position, further is provided with partition wall 39 on cornerwise position of housing 36.
Please refer to Fig. 5 A and Fig. 5 B, Fig. 5 A is another embodiment of the present invention sectional side view; Fig. 5 B is the housing stereogram of Fig. 5 A.Among this embodiment, criss-cross partition wall 39 defines the shallow slot district 44 of four rectangles with housing 36, is respectively arranged with a drier 38 among individual other shallow slot district 44.Attaching components 42 can be arranged in the scope under connecting portion 361 and the partition wall 39.
The embodiment of Fig. 3～Fig. 5 is applied to the performance of the electric exciting light-emitting diode panel module 30 of large-size for the present invention, it is considered in large-sized electric exciting light-emitting diode panel module 30 if only in the scope under connecting portion 361 attaching components 42 is set, then shell 40 may be comparatively weak with the effect that combines of housing 36, yet still can bring into play spirit of the present invention with Fig. 3～Fig. 5 and other equivalent execution mode, and avoid above-mentioned shortcoming in conjunction with the effect weakness.
Have the electroluminescence dignity template die group of separated casing according to the present invention, attaching components is wherein adopted the stronger stickum of binding ability, so that electroluminescence of the present invention dignity template die group has good assembling quality.And, using the stronger attaching components of binding ability with under housing and the situation that shell combines, (shell is separated with housing if need carry out heavy industry, and combination again), because attaching components is arranged in the connecting portion or the scope under the partition wall of housing, so when shell was separated with housing, the tension of separation can not cause the damage of the shell face of housing in connecting portion and partition wall.Therefore, need not worry the fracture of shell face or the breakage of prior art middle shell, and cause aqueous vapor to be invaded and the problem of destruction electroluminescence body.In the mass-produced process of electroluminescence dignity template die group, use the present invention and will more help the efficient of overall process and the yield of product.
Claims (10)
1. an electroluminescence dignity template die group is characterized in that, comprising:
One substrate;
One housing comprises a shell face and from the extended connecting portion of the upper surface of this shell face, this housing forms an accommodation space by this connecting portion and this substrate;
One electroluminescence body is arranged at the surface of this substrate and is arranged in this accommodation space; And
One shell comprises a metal base plate and at least one metal sidewall, and this metal sidewall is surrounded on the periphery of this metal base plate, and this shell is incorporated into this housing by an attaching components;
Wherein, this attaching components is arranged at this housing lower surface and corresponds in the scope of this connecting portion.
2. electroluminescence dignity template die group as claimed in claim 1 is characterized in that, this electroluminescence dignity template die group more comprises at least one drier, is arranged at this shell face upper surface, to keep the drying regime of this accommodation space.
3. electroluminescence dignity template die group as claimed in claim 1 is characterized in that this housing has more at least one partition wall, is erected in this shell face upper surface, and this housing is marked off at least one shallow slot district.
4. electroluminescence dignity template die group as claimed in claim 3 is characterized in that this attaching components more is arranged at this shell face lower surface and corresponds in the scope of this at least one partition wall.
5. electroluminescence dignity template die group as claimed in claim 3 is characterized in that, more comprises at least one drier, is arranged in this at least one shallow slot district, to keep the drying regime of this accommodation space.
6. electroluminescence dignity template die group as claimed in claim 1 is characterized in that, more comprises a flexible circuit board, electrically connect with this electroluminescence body, and this metal sidewall has and the corresponding breach of this flexible circuit board.
7. electroluminescence dignity template die group as claimed in claim 1 is characterized in that the height of this connecting portion of this housing is between 0.1mm～0.5mm.
8. electroluminescence dignity template die group as claimed in claim 1 is characterized in that this attaching components is two-sided tape, silica gel, hot-setting adhesive or UV glue.
9. electroluminescence dignity template die group as claimed in claim 1 is characterized in that this shell more comprises at least one heavy industry hole, runs through this metal base plate, so that this shell is separated or heavy industry.
10. electroluminescence as claimed in claim 9 dignity template die group is characterized in that, this heavy industry hole is arranged in the scope under this connecting portion of this housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100965862A CN100353822C (en) | 2004-12-03 | 2004-12-03 | Electroluminescent diode panel mould set with separated casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100965862A CN100353822C (en) | 2004-12-03 | 2004-12-03 | Electroluminescent diode panel mould set with separated casing |
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| Publication Number | Publication Date |
|---|---|
| CN1615072A CN1615072A (en) | 2005-05-11 |
| CN100353822C true CN100353822C (en) | 2007-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2004100965862A Active CN100353822C (en) | 2004-12-03 | 2004-12-03 | Electroluminescent diode panel mould set with separated casing |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101500379A (en) * | 2008-02-01 | 2009-08-05 | 博西华电器（江苏）有限公司 | Household electrical appliance |
| US20150253612A1 (en) * | 2012-09-28 | 2015-09-10 | Panasonic Intellectual Property Management Co., Ltd. | Display device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001357973A (en) * | 2000-06-15 | 2001-12-26 | Sony Corp | Display device |
| JP2002008854A (en) * | 2000-06-23 | 2002-01-11 | Sharp Corp | Organic light-emitting element |
| TW550965B (en) * | 2002-05-23 | 2003-09-01 | Kuan-Chang Peng | Organic electro luminescence device suitable for assembling function |
| CN1531116A (en) * | 2003-03-10 | 2004-09-22 | 友达光电股份有限公司 | Sealing structure and producing method thereof |
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2004
- 2004-12-03 CN CNB2004100965862A patent/CN100353822C/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001357973A (en) * | 2000-06-15 | 2001-12-26 | Sony Corp | Display device |
| JP2002008854A (en) * | 2000-06-23 | 2002-01-11 | Sharp Corp | Organic light-emitting element |
| TW550965B (en) * | 2002-05-23 | 2003-09-01 | Kuan-Chang Peng | Organic electro luminescence device suitable for assembling function |
| CN1531116A (en) * | 2003-03-10 | 2004-09-22 | 友达光电股份有限公司 | Sealing structure and producing method thereof |
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| CN1615072A (en) | 2005-05-11 |
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