CN215006153U - Display panel and display module - Google Patents
Display panel and display module Download PDFInfo
- Publication number
- CN215006153U CN215006153U CN202120829109.1U CN202120829109U CN215006153U CN 215006153 U CN215006153 U CN 215006153U CN 202120829109 U CN202120829109 U CN 202120829109U CN 215006153 U CN215006153 U CN 215006153U
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- substrate
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- film
- cover plate
- chip
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- 239000000758 substrate Substances 0.000 claims abstract description 95
- 230000001681 protective effect Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 3
- 229920001225 polyester resin Polymers 0.000 claims description 3
- 239000004645 polyester resin Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 14
- 239000004973 liquid crystal related substance Substances 0.000 abstract description 9
- 239000010408 film Substances 0.000 description 14
- 239000002585 base Substances 0.000 description 13
- 238000005516 engineering process Methods 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000003513 alkali Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- -1 Polyethylene Terephthalate Polymers 0.000 description 1
- 229910000323 aluminium silicate Inorganic materials 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
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- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The utility model discloses a display panel and a display module, which are applicable to various display devices, in particular to a liquid crystal display; the display panel comprises a first substrate, a second substrate and a shading cover plate, wherein the first substrate is provided with a first side surface; the second substrate is arranged on the first side surface of the first substrate, and a lead bonding position for connecting the chip on film is reserved at one edge of the first side surface of the first substrate; the shading cover plate is arranged on the lead joint position to shade light rays emitted from the lead joint position side of the first substrate. The utility model discloses improve display panel's structure, realized the effect of no frame.
Description
Technical Field
The utility model relates to a display technical field especially relates to a display panel and display module assembly.
Background
At present, the liquid crystal panel industry generally adopts a simple OC (Open Cell) delivery mode, and then module assembly is performed. The borderless technology is more liquid crystal panels using GDL (Gate Driver Less), but usually a front frame is covered on the OLB (Out Lead Bonding) side during the assembly process, which results in a metal frame being added on the OLB side under the three-sided borderless, so that the metal frame is visually very abrupt and the effect of completely borderless is not achieved.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a display panel and display module assembly aims at realizing the effect of no frame.
In order to achieve the above object, the present invention provides a display panel, which includes:
a first substrate having a first side;
the second substrate is arranged on the first side face of the first substrate, and a lead bonding position for connecting a chip on film is reserved at one edge of the first side face of the first substrate; and
and the shading cover plate is arranged on the lead joint position to shade light rays emitted from one side of the lead joint position of the first substrate.
In one embodiment, the display panel further includes:
and the first polaroid is attached to one side of the second substrate, which is opposite to the first substrate, and covers the shading cover plate.
In an embodiment, the material of the light shielding cover plate is black polyester resin.
In one embodiment, the thickness of the shading cover plate is 0.25-0.75 mm.
In one embodiment, the display panel further includes:
the chip on film comprises a first connecting end and a second connecting end which are arranged oppositely, the first connecting end of the chip on film is connected with the lead bonding position of the first substrate, and the second connecting end of the chip on film is used for being connected with the circuit board.
In an embodiment, a position-avoiding groove for the flip-chip film to pass through is disposed on a side of the light-shielding cover plate opposite to the first substrate.
In one embodiment, the avoiding groove has a groove bottom facing the first substrate, and the relative distance between the groove bottom and the first substrate is 0.05-0.15 mm.
In one embodiment, the first substrate is an array substrate; the second substrate is a color film substrate;
the display panel further includes:
and the second polaroid is attached to one side of the first substrate, which is opposite to the second substrate.
In one embodiment, the display panel further includes:
the protective plate is attached to one side, back to the lead bonding position, of the first substrate and the second substrate, and at least part of the protective plate is attached to the bottom side of the first substrate;
wherein the thickness of the display panel is 1.75-2.25 mm.
In order to achieve the above object, the utility model discloses still provide a display module assembly, display module assembly includes:
a display panel as described above; and
the backlight module is arranged on the light incident side of the display panel, which is opposite to the first substrate;
wherein the display panel includes:
a first substrate having a first side;
the second substrate is arranged on the first side face of the first substrate, and a lead bonding position for connecting a chip on film is reserved at one edge of the first side face of the first substrate; and
and the shading cover plate is arranged on the lead joint position to shade light rays emitted from one side of the lead joint position of the first substrate.
The technical scheme of the utility model, because this display panel includes first base plate, second base plate and shading apron, first base plate has first side, the first side of first base plate is located to the second base plate, and reserve at an edge of the first side of first base plate and have the wire bonding position that is used for connecting cover brilliant film, the shading apron is located on the wire bonding position, with the light of kicking into on one side of the wire bonding position that shelters from first base plate, need not to incline the installation frame at display panel's wire bonding, thereby the effect of no frame has been realized.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of a display panel according to the present invention;
fig. 2 is a cross-sectional view of an embodiment of a display panel according to the present invention;
fig. 3 is a diagram illustrating a connection structure between a light-shielding cover plate and a chip on film according to an embodiment of the present invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) | |
| 10 | |
111 | |
|
| 100 | First substrate | 400 | A |
|
| 200 | |
500 | Chip on |
|
| 300 | |
| Avoiding groove | |
| 600 | |
700 | Circuit board |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, if appearing throughout the text, "and/or" is meant to include three juxtaposed aspects, taking "A and/or B" as an example, including either the A aspect, or the B aspect, or both A and B satisfied aspects. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
At present, the liquid crystal panel industry generally adopts a simple OC (Open Cell) delivery mode, and then module assembly is performed.
In some exemplary technologies, the borderless technology generally uses a GDL (Gate Driver Less) lcd panel, but generally covers a front bezel on the OLB (Out Lead Bonding) side during the assembly process, which results in adding a metal frame on the OLB side under the three-sided borderless, which is visually very abrupt and does not achieve the effect of completely borderless.
In order to realize the effect of no frame, the utility model provides a display panel, this display panel is applicable in various display device, especially LCD, does not do the restriction here.
Referring to fig. 1 and 2, in an embodiment of the present invention, the display panel 10 includes a first substrate 100, a second substrate 200 and a light shielding cover 300, the first substrate 100 having a first side; the second substrate 200 is disposed on the first side of the first substrate 100, and a wire bonding position 111 for connecting the chip on film 500 is reserved at an edge of the first side of the first substrate 100; the light-shielding cover 300 is disposed on the wire bonding site 111 to shield light incident from the wire bonding site 111 side of the first substrate 100.
The first side of the first substrate 100 corresponds to the display side of the display panel 10, the second substrate 200 corresponds to the non-display side of the display panel 10 and is mounted on the first side of the first substrate 100, and the other side of the second substrate 200 is the display side of the display panel 10.
Note that the first substrate 100 may be an array substrate (TFT, Thin Film Transistor array); the second substrate 200 may be a Color Filter (CF) substrate. In this embodiment, the first substrate 100 and/or the second substrate 200 may be made of aluminosilicate and other components, liquid crystal may be filled between the first substrate 100 and the second substrate 200, and the first substrate 100 and/or the second substrate 200 may be alkali glass, low-alkali glass, or alkali-free glass. Referring to fig. 2, the length of the first substrate 100 may be greater than that of the second substrate 200.
In this embodiment, the light shielding cover plate 300 is disposed On the bonding end of the first substrate 100 to shield light irradiated at a COF (Chip On Film) position facing the wire bonding position 111. The material of the light-shielding cover 300 may be black plastic, especially PET (Polyethylene Terephthalate, commonly referred to as polyester resin) with good light-shielding performance, which is not limited herein.
In order to realize the liquid crystal display, in this embodiment, the display panel 10 further includes a first polarizer 400 and a second polarizer 600, which are mounted adjacent to a side of the second substrate 200 opposite to the first substrate 100 and cover the light-shielding cover 300; the second polarizer 600 is attached to a side of the first substrate 100 opposite to the second substrate 200.
It should be noted that the first polarizer 400 and the second polarizer 600 may both use high haze polarized light, and the haze is 20% to 45%.
It can be understood that the utility model discloses a first base plate 100 with this display panel 10 sets up first side, the first side of first base plate 100 is located to second base plate 200, and reserve at the edge of the first side of first base plate 100 and have the wire bonding position 111 that is used for connecting cover chip 500, light-shielding cover plate 300 is located on wire bonding position 111, with the light of kicking into in wire bonding position 111 one side of sheltering from first base plate 100, need not to install the frame at the wire bonding side of display panel 10, thereby realized frameless's effect.
In order to further improve the frameless effect of the display panel 10, in an embodiment, the thickness of the light-shielding cover 300 may be set to be 0.25-0.75mm, so as to achieve a better light-shielding effect. Of course, in some other embodiments, the light-shielding cover plate 300 with other specifications may also be adopted, and the thickness thereof may be adaptively adjusted, which is not limited herein.
In some embodiments, referring to fig. 1 to 3, the display panel 10 further includes a chip on film 500(COF), the COF 500 has a first connection terminal and a second connection terminal oppositely disposed, the first connection terminal of the COF 500 is connected to the wire bonding site 111 of the first substrate 100, and the second connection terminal of the COF 500 is used for connecting to the circuit board 700.
In the embodiment, referring to fig. 3 mainly, an avoiding groove 300a for the chip on film 500 to pass through may be disposed on a side of the light-shielding cover plate 300 opposite to the first substrate 100, so as to facilitate the mounting and routing of the COF, and prevent the COF from being scratched, thereby improving the yield of product assembly.
Further, in an embodiment, referring mainly to fig. 3, the above-mentioned avoiding groove 300a has a groove bottom facing the first substrate 100, and the relative distance between the groove bottom and the first substrate 100 is 0.05-0.15mm, that is, the height of the avoiding groove 300a may be 0.05-0.15 mm. With such an arrangement, scratching of the COF during the assembly process can be avoided, and the light-shielding cover plate 300 can achieve a certain light-shielding effect, so that the display panel 10 can achieve a frameless effect.
In order to improve the stability of the display panel 10, in some embodiments, the display panel 10 may further include a protection plate (not shown), which is attached to the first substrate 100 and the second substrate 200 at a side opposite to the wire bonding sites 111 and at least partially attached to the bottom side of the first substrate 100.
In this embodiment, the thickness of the display panel 10 (including the thickness of the first substrate 100, the liquid crystal, the second substrate 200, the first polarizer 400, the second polarizer 600, and the protective plate) may be set to be 1.75-2.25mm, so as to ensure the stability of the display panel 10, and at the same time, reduce the overall volume of the display panel 10, thereby realizing a lighter design of the display panel 10.
Of course, in some other embodiments, the thicknesses of the components of the display panel 10 may also be adaptively designed according to the requirements of the screen display effect or the frameless effect, and the thickness of the components of the display panel 10 is not limited herein.
The utility model also provides a display module assembly is applicable to liquid crystal display device etc. and this display module assembly includes display panel and backlight unit, and backlight unit installs in the display panel back to the income light side of first base plate, this display panel's concrete structure refers to above-mentioned embodiment, because the utility model provides a display module assembly includes all schemes of above-mentioned display panel's all embodiments, consequently, at least have with the same technological effect of display panel, the explanation differs here.
Referring to fig. 2, it should be noted that, after the surface light source provided by the backlight module is deflected by the second polarizer 600 of the display panel 10, the surface light source is refracted by the liquid crystal molecules between the first substrate 100 and the second substrate 200, and finally the surface light source is deflected by the first polarizer 400 and then is transmitted out, so as to implement image display.
The above is only the optional embodiment of the present invention, and not the scope of the present invention is limited thereby, all the equivalent structure changes made by the contents of the specification and the drawings are utilized under the inventive concept of the present invention, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.
Claims (10)
1. A display panel, comprising:
a first substrate having a first side;
the second substrate is arranged on the first side face of the first substrate, and a lead bonding position for connecting a chip on film is reserved at one edge of the first side face of the first substrate; and
and the shading cover plate is arranged on the wire bonding position to shade light rays emitted from the wire bonding position side of the first substrate.
2. The display panel of claim 1, wherein the display panel further comprises:
and the first polaroid is attached to one side of the second substrate, which is opposite to the first substrate, and covers the shading cover plate.
3. The display panel according to claim 1, wherein a material of the light shielding cover plate is black polyester resin.
4. The display panel of claim 1, wherein the light shielding cover plate has a thickness of 0.25 to 0.75 mm.
5. The display panel of claim 1, wherein the display panel further comprises:
the chip on film comprises a first connecting end and a second connecting end which are arranged oppositely, the first connecting end of the chip on film is connected with the lead bonding position of the first substrate, and the second connecting end of the chip on film is used for being connected with the circuit board.
6. The display panel of claim 5, wherein a space avoiding groove for the flip-chip film to pass through is formed on a side of the light-shielding cover plate opposite to the first substrate.
7. The display panel of claim 6, wherein the keep-away trench has a trench bottom facing the first substrate, and a relative distance between the trench bottom and the first substrate is 0.05-0.15 mm.
8. The display panel according to any one of claims 2 to 7, wherein the first substrate is an array substrate; the second substrate is a color film substrate;
the display panel further includes:
and the second polaroid is attached to one side of the first substrate, which is opposite to the second substrate.
9. The display panel according to any one of claims 2 to 7, wherein the display panel further comprises:
the protective plate is attached to one side, back to the lead bonding position, of the first substrate and the second substrate, and at least part of the protective plate is attached to the bottom side of the first substrate;
wherein the thickness of the display panel is 1.75-2.25 mm.
10. The utility model provides a display module assembly, its characterized in that, display module assembly includes:
a display panel according to any one of claims 1 to 9; and
the backlight module is arranged on the light incident side of the display panel, which is opposite to the first substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120829109.1U CN215006153U (en) | 2021-04-21 | 2021-04-21 | Display panel and display module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120829109.1U CN215006153U (en) | 2021-04-21 | 2021-04-21 | Display panel and display module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215006153U true CN215006153U (en) | 2021-12-03 |
Family
ID=79094322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120829109.1U Active CN215006153U (en) | 2021-04-21 | 2021-04-21 | Display panel and display module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215006153U (en) |
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2021
- 2021-04-21 CN CN202120829109.1U patent/CN215006153U/en active Active
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