CN204229763U - Curved face display panel and device - Google Patents

Curved face display panel and device Download PDF

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Publication number
CN204229763U
CN204229763U CN201420650372.4U CN201420650372U CN204229763U CN 204229763 U CN204229763 U CN 204229763U CN 201420650372 U CN201420650372 U CN 201420650372U CN 204229763 U CN204229763 U CN 204229763U
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China
Prior art keywords
display panel
curved
face display
curved face
curved surface
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CN201420650372.4U
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Chinese (zh)
Inventor
邵喜斌
曲莹莹
张洪林
赵合彬
李承珉
王丹
李响
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BOE Technology Group Co Ltd
Beijing BOE Display Technology Co Ltd
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BOE Technology Group Co Ltd
Beijing BOE Display Technology Co Ltd
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Abstract

The utility model discloses a kind of curved face display panel and device.The xsect of described curved face display panel is continuous print curved surface.The xsect of the utility model mean camber display panel is continuous print curved surface, adopt the degree of crook of the curved face display panel of continuous curve surface more close to the natural torsion degree of curved face display panel, make curved face display panel to produce relatively little effect of stress, thus reduce the problem of the serious light leak of periphery caused due to curved face display panel distortion.And on continuous curve surface, the radius-of-curvature change of each point is slow, thus reduce the problem of the serious light leak of periphery caused due to curved face display panel distortion.Curved surface adopts continuous print curved surface, reduces the complexity of manufacturing process, makes manufacturing process simple, improves the production of product.

Description

Curved face display panel and device
Technical field
The utility model relates to display technique field, particularly a kind of curved face display panel and device.
Background technology
Current curved face display panel, such as: curved surface TV (curve TV) products application is more and more extensive.For curved face display panel, manufacture craft and dark-state light leak (L0 light leak) always are the significant challenge faced, wherein, plane conversion (In-Plane Switching, IPS) and senior super dimension field switch technology (ADvanced Super Dimension Switch be called for short:, be called for short ADS) under the impact of pattern own, dark-state light leak can be relatively serious, therefore, curved face display panel is main still with Organic Light Emitting Diode (Organic Light-Emitting Diode, be called for short: OLED) pattern or homeotropic alignment (Vertical Alignment, be called for short: VA) pattern.
At present, the natural torsion degree of the shape that curved face display panel bends and curved face display panel self differs larger, make the effect of stress on curved face display panel larger, and on curved surface, the radius-of-curvature change of each point is very fast, thus causes the periphery of curved face display panel to produce serious light leakage phenomena.And the shape that the curved surface of curved face display panel adopts, cause manufacturing process complicated.
Utility model content
The utility model provides a kind of curved face display panel and device, the problem of the serious light leak of the periphery for reducing curved face display panel and the complexity of reduction manufacturing process.
For achieving the above object, the utility model provides a kind of curved face display panel, and the xsect of described curved face display panel is continuous print curved surface, and the shape that described curved surface is bending is para-curve.
Alternatively, described parabolical mathematical formulae is: y=ax 2+ bx+c, wherein, a, b, c are constant.
Alternatively, described a, b, c are arranged by Mathematical Fitting mode according to setting radius-of-curvature.
Alternatively, described parabolical radius-of-curvature comprises 4200mm to 6600mm.
For achieving the above object, the utility model provides a kind of curved-surface display device, and described curved-surface display device comprises assembled frame and is arranged at the above-mentioned curved face display panel in described assembled frame.
Alternatively, described assembled frame comprises: frame, glue frame, limit glue frame and backboard, and the xsect of described frame, glue frame, limit glue frame and backboard is continuous print curved surface.
The utility model has following beneficial effect:
In the technical scheme of the curved face display panel that the utility model provides and device, the xsect of curved face display panel is continuous print curved surface, adopt the degree of crook of the curved face display panel of continuous curve surface more close to the natural torsion degree of curved face display panel, make curved face display panel to produce relatively little effect of stress, thus reduce the problem of the serious light leak of periphery caused due to curved face display panel distortion.And on continuous curve surface, the radius-of-curvature change of each point is slow, thus reduce the problem of the serious light leak of periphery caused due to curved face display panel distortion.Curved surface adopts continuous print curved surface, reduces the complexity of manufacturing process, makes manufacturing process simple, improves the production of product.
Accompanying drawing explanation
The structural representation of a kind of curved face display panel that Fig. 1 provides for the utility model embodiment one;
Fig. 2 is the Parabolic Fit schematic diagram of Fig. 1 mean camber display panel;
The structural representation of a kind of curved-surface display device that Fig. 3 provides for the utility model embodiment two;
Fig. 4 is the assembling schematic diagram of Fig. 3 mean camber display device;
The process flow diagram of the manufacture method of a kind of curved-surface display device that Fig. 5 provides for the utility model embodiment three.
Embodiment
For making those skilled in the art understand the technical solution of the utility model better, the curved face display panel, device and the manufacture method thereof that provide the utility model below in conjunction with accompanying drawing are described in detail.
The structural representation of a kind of curved face display panel that Fig. 1 provides for the utility model embodiment one, as shown in Figure 1, the xsect of curved face display panel 1 is continuous print curved surface 11.
In the present embodiment, the shape that curved surface 11 is bending is para-curve.
Parabolical radius-of-curvature can be arranged according to product needed.In the present embodiment, preferably, parabolical radius-of-curvature can comprise 4200mm to 6600mm.
In the present embodiment, parabolical mathematical formulae is: y=ax 2+ bx+c, wherein, a, b, c are constant.A, b, c can be arranged by Mathematical Fitting mode according to setting radius-of-curvature, such as: if when setting radius-of-curvature is 6000mm, can be drawn by Mathematical Fitting mode: a can be able to be 9E-30 for-8E-4.75, b, and c can be 6015.That is, when setting radius-of-curvature is 6000mm, the parabolical formula simulated by Mathematical Fitting mode is y=-8E-4.75x 2+ 9E-30x+6015.In actual applications, carry out Mathematical Fitting process by existing software, such as: EXCEL software.In addition, parabolical hook length can be arranged according to product type, and such as: in the present embodiment, parabolical hook is long is 1460mm.
Fig. 2 is the Parabolic Fit schematic diagram of Fig. 1 mean camber display panel, as shown in Figure 2, for clearly show the curve 42 that also show prior art mean camber display panel in the para-curve 41, Fig. 2 of the present embodiment mean camber display panel.Para-curve 41 in Fig. 2 and curve 42 are and form according to respective mathematical formulae matching, and wherein, para-curve 41 is according to mathematical formulae y=-8E-4.75x 2+ 9E-30x+6015 matching forms.In x-y coordinate system, the unit of x coordinate axis and y coordinate axis is mm.As can be seen from Figure 2, parabolical degree of crook is more close to the natural torsion degree of curved face display panel 1 self, therefore the curved face display panel 1 in the present embodiment can produce relatively little effect of stress, thus reduce the problem of the serious light leak of periphery caused due to curved face display panel distortion.And on the curve simulated according to above-mentioned mathematical formulae in Fig. 2, radius-of-curvature change of each point slowly, thus improve the periphery leakage problem of curved face display panel to a certain extent.
In the technical scheme of the curved face display panel that the present embodiment provides, the xsect of curved face display panel is continuous print curved surface, adopt the degree of crook of the curved face display panel of continuous curve surface more close to the natural torsion degree of curved face display panel, make curved face display panel to produce relatively little effect of stress, thus reduce the problem of the serious light leak of periphery caused due to curved face display panel distortion.And on continuous curve surface, the radius-of-curvature change of each point is slow, thus reduce the problem of the serious light leak of periphery caused due to curved face display panel distortion.Curved surface adopts continuous print curved surface, reduces the complexity of manufacturing process, makes manufacturing process simple, improves the production of product.Compared with the technical scheme adopting multiple camber to design with the curved surface of prior art mean camber display panel, the curved face display panel of the present embodiment requires lower to craft precision, thus is convenient to processing and manufacturing.Curved surface adopts continuous print curved surface, curved face display panel can be made to obtain and preferably watch visual angle.
The structural representation of a kind of curved-surface display device that Fig. 3 provides for the utility model embodiment two, Fig. 4 is the assembling schematic diagram of Fig. 3 mean camber display device, as shown in Figure 3 and Figure 4, this curved-surface display device comprises assembled frame 2 and the curved face display panel 1 be arranged in assembled frame 2.
In the present embodiment, assembled frame 2 comprises: frame (Bezel) 21, glue frame (Mold Frame) 22, limit glue frame (Side Mold Frame) 23 and backboard (Back Cover) 24, the xsect of frame 21, glue frame 22, limit glue frame 23 and backboard 24 is continuous print curved surface, and the shape that this curved surface is bending is para-curve.Frame 21, glue frame 22, limit glue frame 23 and the shape that the curved surface of backboard 24 bends can be identical with the shape that the curved surface of curved face display panel 1 bends, therefore, to the description of the shape that the curved surface of frame 21, glue frame 22, limit glue frame 23 and backboard 24 bends can see in embodiment one to the description of the curved surface curved shape of curved face display panel 1.
Further, this display device also comprises display module 3, and the xsect of this display module 3 is continuous print curved surface, and the shape that this curved surface is bending is para-curve.This display module 3 is positioned at assembled frame 2 and is arranged at the incident side of curved face display panel 1.This display module 3 also comprises the reflecting plate (reflector sheet) 31, lamp bar (light bar) 32, diffuser plate (diffuser plate) 33 and the optical film (films) 34 that set gradually.Particularly, the xsect of reflecting plate 31, lamp bar 32, diffuser plate 33 and optical film 34 is continuous print curved surface, and the shape that its curved surface is bending is para-curve.
Wherein, limit glue frame 23 can be used for supporting diffusion plate 33.
In the present embodiment, preferably, this curved-surface display device can be ADS display device.
In the present embodiment, the description of curved face display panel 1 see above-described embodiment one, can be repeated no more herein.
In the technical scheme of the curved-surface display device that the present embodiment provides, the xsect of curved face display panel is continuous print curved surface, adopt the degree of crook of the curved face display panel of continuous curve surface more close to the natural torsion degree of curved face display panel, make curved face display panel to produce relatively little effect of stress, thus reduce the problem of the serious light leak of periphery caused due to curved face display panel distortion.And on continuous curve surface, the radius-of-curvature change of each point is slow, thus reduce the problem of the serious light leak of periphery caused due to curved face display panel distortion.Curved surface adopts continuous print curved surface, reduces the complexity of manufacturing process, makes manufacturing process simple, improves the production of product.Compared with the technical scheme adopting multiple camber to design with the curved surface of prior art mean camber display panel, the curved face display panel of the present embodiment requires lower to craft precision, thus is convenient to processing and manufacturing.Curved surface adopts continuous print curved surface, curved-surface display device can be made to obtain and preferably watch visual angle.
The process flow diagram of the manufacture method of a kind of curved-surface display device that Fig. 5 provides for the utility model embodiment three, as shown in Figure 5, this curved-surface display device comprises assembled frame and curved face display panel, then the method comprises:
Step 101, prepare assembled frame, the xsect of assembled frame is continuous print curved surface.
In the present embodiment, assembled frame comprises: frame, glue frame, limit glue frame and backboard, frame, glue frame, limit glue frame and backboard xsect be continuous print curved surface.Then step 101 specifically can comprise: prepare frame, glue frame, limit glue frame and backboard respectively, and make frame, glue frame, limit glue frame and backboard xsect be continuous print curved surface.
In the present embodiment, the shape that curved surface is bending is para-curve.
Step 102, prepare curved face display panel.
Now, this curved face display panel does not bend, but is in flat state.
Step 103, curved face display panel is placed into assembled frame, to make the xsect of curved face display panel for continuous print curved surface.
Because the material of curved face display panel is softer, therefore when being placed in assembled frame by curved face display panel, curved face display panel bends under the effect of assembled frame, to make the xsect of curved face display panel for continuous print curved surface.In the present embodiment, the shape that curved surface is bending is para-curve.
In the present embodiment, parabolical mathematical formulae is: y=ax 2+ bx+c, wherein, a, b, c are constant.A, b, c can be arranged by Mathematical Fitting mode according to setting radius-of-curvature, such as: if when setting radius-of-curvature is 6000mm, can be drawn by Mathematical Fitting mode: a can be able to be 9E-30 for-8E-4.75, b, and c can be 6015.That is, when setting radius-of-curvature is 6000mm, the parabolical formula simulated by Mathematical Fitting mode is y=-8E-4.75x 2+ 9E-30x+6015.In actual applications, carry out Mathematical Fitting process by existing software, such as: EXCEL software.In addition, parabolical hook length can be arranged according to product type, and such as: in the present embodiment, parabolical hook is long is 1460mm.
Further, this curved-surface display device can also comprise display module, then the method also can comprise:
Step 104, preparation display module.
The specific descriptions of display modular structure see above-described embodiment two, can be repeated no more herein.
Step 105, display module is placed into assembled frame, to make the xsect of display module for continuous print curved surface.
Because the material showing module is softer, therefore when being placed in assembled frame by display module, display module bends, to make the xsect of display module for continuous print curved surface under the effect of assembled frame.Particularly, the xsect showing each structure in module is continuous print curved surface.
In the present embodiment, the execution sequence of each step is only a kind of example, can change as required in actual applications.
In the technical scheme of the curved-surface display device that the manufacture method of the curved-surface display device that the present embodiment provides produces, the xsect of curved face display panel is continuous print curved surface, adopt the degree of crook of the curved face display panel of continuous curve surface more close to the natural torsion degree of curved face display panel, make curved face display panel to produce relatively little effect of stress, thus reduce the problem of the serious light leak of periphery caused due to curved face display panel distortion.And on continuous curve surface, the radius-of-curvature change of each point is slow, thus reduce the problem of the serious light leak of periphery caused due to curved face display panel distortion.Curved surface adopts continuous print curved surface, reduces the complexity of manufacturing process, makes manufacturing process simple, improves the production of product.Compared with the technical scheme adopting multiple camber to design with the curved surface of prior art mean camber display panel, the curved face display panel of the present embodiment requires lower to craft precision, thus is convenient to processing and manufacturing.Curved surface adopts continuous print curved surface, curved-surface display device can be made to obtain and preferably watch visual angle.
Be understandable that, the illustrative embodiments that above embodiment is only used to principle of the present utility model is described and adopts, but the utility model is not limited thereto.For those skilled in the art, when not departing from spirit of the present utility model and essence, can make various modification and improvement, these modification and improvement are also considered as protection domain of the present utility model.

Claims (6)

1. a curved face display panel, is characterized in that, the xsect of described curved face display panel is continuous print curved surface, and the shape that described curved surface is bending is para-curve.
2. curved face display panel according to claim 1, is characterized in that, described parabolical mathematical formulae is: y=ax 2+ bx+c, wherein, a, b, c are constant.
3. curved face display panel according to claim 2, is characterized in that, described a, b, c are arranged by Mathematical Fitting mode according to setting radius-of-curvature.
4., according to the arbitrary described curved face display panel of claims 1 to 3, it is characterized in that, described parabolical radius-of-curvature comprises 4200mm to 6600mm.
5. a curved-surface display device, is characterized in that, described curved-surface display device comprises assembled frame and is arranged at the curved face display panel in described assembled frame;
The arbitrary described curved face display panel of the claims 1 to 4.
6. curved-surface display device according to claim 5, is characterized in that, described assembled frame comprises: frame, glue frame, limit glue frame and backboard, and the xsect of described frame, glue frame, limit glue frame and backboard is continuous print curved surface.
CN201420650372.4U 2014-11-03 2014-11-03 Curved face display panel and device Active CN204229763U (en)

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016070583A1 (en) * 2014-11-03 2016-05-12 京东方科技集团股份有限公司 Curved display panel, curved display device, and manufacturing method therefor
WO2016070582A1 (en) * 2014-11-03 2016-05-12 京东方科技集团股份有限公司 Curved display panel, curved display device, and manufacturing method therefor
WO2023206489A1 (en) * 2022-04-29 2023-11-02 京东方科技集团股份有限公司 Display module, display device and calculation method

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016070583A1 (en) * 2014-11-03 2016-05-12 京东方科技集团股份有限公司 Curved display panel, curved display device, and manufacturing method therefor
WO2016070582A1 (en) * 2014-11-03 2016-05-12 京东方科技集团股份有限公司 Curved display panel, curved display device, and manufacturing method therefor
US10012854B2 (en) 2014-11-03 2018-07-03 Boe Technology Group Co., Ltd. Curved display panel, curved display device and method for fabricating the same
WO2023206489A1 (en) * 2022-04-29 2023-11-02 京东方科技集团股份有限公司 Display module, display device and calculation method

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