CN113075810B - Display panel and display terminal - Google Patents
Display panel and display terminal Download PDFInfo
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- CN113075810B CN113075810B CN202110316524.1A CN202110316524A CN113075810B CN 113075810 B CN113075810 B CN 113075810B CN 202110316524 A CN202110316524 A CN 202110316524A CN 113075810 B CN113075810 B CN 113075810B
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- frame
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1339—Gaskets; Spacers; Sealing of cells
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1345—Conductors connecting electrodes to cell terminals
- G02F1/13452—Conductors connecting driver circuitry and terminals of panels
Abstract
The application discloses display panel includes: the liquid crystal display panel comprises a first substrate, a second substrate, a liquid crystal layer, a first rubber frame, a second rubber frame and a filling frame; the liquid crystal layer is formed between the first substrate and the second substrate, and is surrounded and sealed by the first rubber frame; the second substrate is provided with a selected side wall, the first rubber frame is provided with a selected side edge corresponding to the selected side wall, and a gap exists between the selected side edge and the selected side wall in the horizontal direction of the second substrate; the second rubber frame is attached to the selected side wall, a cavity is defined between the second rubber frame and the selected side edge, and the filling frame is filled in the cavity. The application also discloses a display terminal. Utilize the display panel of this application, the metal on the first base plate is walked the line and is difficult for receiving the corruption, has reduced the possibility of display panel trouble.
Description
Technical Field
The application relates to the field of display, in particular to a display panel and a display terminal.
Background
Thin film transistor liquid crystal displays (TFT-LCDs) have the advantages of low radiation, small size, low power consumption, etc., and are widely used in various electronic products.
In the existing TFT-LCD structure, metal wires on a TFT substrate are exposed outside and are easy to corrode; in order to avoid corrosion of the exposed metal wires, after bonding (bonding) of the flip chip film and the TFT substrate is completed, a layer of cured resin needs to be coated in the bonding area to form a frame, and the frame can cover the metal wires to prevent the metal wires from being exposed.
However, with the existing TFT-LCD structure, the metal wiring of the TFT substrate is easily corroded, so that the TFT-LCD is easily broken down.
Disclosure of Invention
The main purpose of this application is to provide a display panel and display terminal, aim at solving and adopt current TFT-LCD structure among the prior art, the metal of TFT base plate is walked the line and is received the corruption easily for TFT-LCD breaks down the technical problem easily.
To achieve the above object, the present application proposes a display panel comprising: the liquid crystal display panel comprises a first substrate, a second substrate, a liquid crystal layer, a first rubber frame, a second rubber frame and a filling frame; wherein, the first and the second end of the pipe are connected with each other,
the liquid crystal layer is formed between the first substrate and the second substrate, and is surrounded and sealed by the first rubber frame;
the second substrate is provided with a selected side wall, the first rubber frame is provided with a selected side edge corresponding to the selected side wall, and a gap exists between the selected side edge and the selected side wall in the horizontal direction of the second substrate;
the second rubber frame is attached to the selected side wall, a cavity is defined between the second rubber frame and the selected side edge, and the filling frame is filled in the cavity.
Optionally, the filling frame comprises a first filling frame.
Optionally, the filling frame further comprises a second filling frame;
the first filling frame is formed between the second filling frame and the second substrate;
the second filling frame is formed between the first filling frame and the first substrate.
Optionally, the first filling frame is polystyrene plastic or color resist.
Optionally, the second filling frame is made of an useless metal.
Optionally, the display panel further includes: a control chip;
the control chip is provided with a chip on film, the first substrate is provided with a connecting area, the control chip is connected with the connecting area through the chip on film, the connecting area is formed on the surface of the first substrate close to the second substrate, and the selected side wall corresponds to the connecting area.
Optionally, the first substrate is a thin film transistor substrate, and the second substrate is a glass substrate.
Optionally, the first rubber frame is an epoxy resin rubber frame.
Optionally, the second glue frame is a taffeta glue frame or a shadowless glue frame.
In addition, in order to achieve the above object, the present application also proposes a display terminal including the display panel according to any one of the above items.
The technical scheme of this application has proposed a display panel includes: the liquid crystal display panel comprises a first substrate, a second substrate, a liquid crystal layer, a first rubber frame, a second rubber frame and a filling frame; the liquid crystal layer is formed between the first substrate and the second substrate, and is surrounded and sealed by the first rubber frame; the second substrate is provided with a selected side wall, the first rubber frame is provided with a selected side edge corresponding to the selected side wall, and a gap exists between the selected side edge and the selected side wall in the horizontal direction of the second substrate; the second rubber frame is attached to the selected side wall, a cavity is defined between the second rubber frame and the selected side edge, and the filling frame is filled in the cavity. In the existing display panel, the cavity is arranged between the first rubber frame and the second rubber frame, the cavity contains a large amount of air, and before the second rubber frame is not cured, a capillary effect can occur in the cavity, and the air can be replaced into the second rubber frame to cause the second rubber frame to generate bubbles, so that the firmness of the second rubber frame is greatly reduced, the second rubber frame is easy to fall off, and further the metal wiring on the first substrate is corroded. But the display panel of this application, the cavity quilt fill the frame, the cavity contains and a small amount of air, greatly reduced the emergence probability of capillary effect for difficult gassing in the frame is glued to the second, and then make the fastness of frame is glued to the second promote greatly, and the metal on the first base plate is walked the line and is difficult for receiving the corruption, so, utilizes the display panel of this application, and the metal on the first base plate is walked the line and is difficult for receiving the corruption, has reduced the possibility of display panel trouble.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings 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 application, 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 a display panel according to a first embodiment of the present application;
FIG. 2 is a schematic structural diagram of a display panel according to a second embodiment of the present application;
FIG. 3 is a schematic structural diagram of a display panel according to a third embodiment of the present application;
FIG. 4 is a schematic diagram of a display panel according to a fourth embodiment of the present application before cutting;
FIG. 5 is a schematic structural diagram of a display panel according to a fifth embodiment of the present application;
fig. 6 is a schematic structural diagram of a display panel according to a sixth embodiment of the present application before cutting.
The reference numbers indicate:
| reference numerals | Name(s) | Reference numerals | Name(s) |
| 21 | |
22 | |
| 23 | |
24 | |
| 25 | |
26 | |
| 27 | |
271 | Chip on |
| 251 | |
252 | Second filling frame |
The implementation, functional features and advantages of the object of the present application will be further explained with reference to the embodiments, and with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that all directional indicators (such as up, down, left, right, front, back \8230;) in the embodiments of the present application are only used to explain the relative positional 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 indicator is changed accordingly.
In this application, unless expressly stated or limited otherwise, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present application, 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 of the feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present application.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a display panel according to a first embodiment of the present application; the display panel includes: the liquid crystal display panel comprises a first substrate 21, a second substrate 23, a liquid crystal layer 22, a first rubber frame 24, a second rubber frame 26 and a filling frame 25; wherein, the first and the second end of the pipe are connected with each other,
the liquid crystal layer 22 is formed between the first substrate 21 and the second substrate 23, and the liquid crystal layer 22 is enclosed and sealed by the first rubber frame 24;
the second substrate 23 has a selected sidewall, the first glue frame 24 has a selected side edge corresponding to the selected sidewall, and a gap exists between the selected side edge and the selected sidewall in the horizontal direction of the second substrate 23;
the second rubber frame 26 is attached to the selected side wall, a cavity is defined between the second rubber frame and the selected side edge, and the filling frame 25 is filled in the cavity.
Typically, the display panel further comprises: a control chip 28;
the control chip 28 has a chip on film 281, the first substrate has a connection region, the control chip 28 is connected to the connection region through the chip on film 281 (the region where the chip on film is connected to the first substrate is a connection region, in practical application, the chip on film is a strip, and the connection region is also a strip region), the connection region is formed on the surface of the first substrate 21 close to the second substrate 23, and the selected sidewall corresponds to the connection region.
It can be understood that, in the display panel, the first substrate and the second substrate are both rectangular structures, and among the four side walls of the first substrate, one side of the surface of the first substrate close to the second substrate, which is close to one of the side walls, is provided with a connection region, one side wall of the second substrate, which corresponds to the connection region, is a selected side wall, and the outer side edge of one glue frame, which is close to the selected side wall, of the first glue frame is a selected side edge.
Specifically, the first substrate is a thin film transistor substrate (TFT substrate), and the second substrate is a glass substrate (CF substrate); the first rubber frame is an epoxy resin rubber frame; the second glue frame is a taffey glue frame or a shadowless glue frame, and the control chip can be a Printed Circuit Board (PCB).
In the display panel, metal wires on a Chip On Film (COF) and metal wires on a first substrate are exposed outside and affected by the environment and can be corroded; after the COF and the first substrate bonding are finished, the selected side wall of the second substrate corresponding to the bonding area (the connection area) is coated with Tamiflu glue or shadowless glue to form a second glue frame, and the glue frame can cover the metal wiring to prevent the metal wiring from being exposed outside. Because only the position corresponding to the selected side wall is provided with the connecting area, the positions corresponding to other side walls in the first substrate do not have the connecting area, and the second rubber frame is usually only attached to the selected side wall and does not need to be attached to other side walls.
Referring to fig. 2, fig. 2 is a schematic structural diagram of a display panel according to a second embodiment of the present disclosure; the flip-chip film 281 of the control chip 28 of the display panel is connected to a connection region (in fig. 2, a portion of the connection region near the upper sidewall of the first substrate, as shown in fig. 2) of the first substrate 21, the connection region corresponds to the upper sidewall of the first substrate, an outer side of one of the first frames 24 near the upper sidewall of the first substrate is a selected side, and a position of the second frame 26 is a position of the selected sidewall of the second substrate 23 (not shown in fig. 2). It can be seen that, in this embodiment, the second sealant frame only needs to be disposed at the position of the upper sidewall of the first substrate, so as to protect the metal traces (COF traces and first substrate traces) at the upper sidewall of the first substrate.
Further, referring to fig. 3, fig. 3 is a schematic structural diagram of a display panel according to a third embodiment of the present application; the filling frame includes a first filling frame 251.
It should be noted that, at this time, the filling frame has only one filling frame, that is, the first filling frame is made of the same material, and the first filling frame may be made of polystyrene plastic or color resist.
Referring to fig. 4, fig. 4 is a schematic structural diagram of a display panel according to a fourth embodiment of the present disclosure before cutting; generally, after the liquid crystal layer 21 is filled between the first substrate 21 and the second substrate 23 and the liquid crystal layer is sealed by the first sealant frame 24, more first filling frames 251 need to be filled at selected sides of the first sealant frame. Then, the excess second substrate and the excess first filling frame are cut off along the position of the dotted line, and taffy glue (or shadowless glue) is applied to the cut-off position to obtain a second glue frame (refer to 26 of fig. 3).
In another embodiment, the excess second substrate may be cut off, and the first filling frame with a suitable size is filled, and taffy glue (or shadowless glue) is coated on the cut-off position of the second substrate to obtain the second glue frame.
Further, referring to fig. 5, fig. 5 is a schematic structural diagram of a fifth embodiment of the display panel of the present application; the fill box also includes a second fill box 252.
Note that, at this time, the filling frame includes two filling frames: a first filling frame 251 and a second filling frame 252, the first filling frame 251 being formed between the second filling frame 252 and the second substrate 23; the second filling frame 252 is formed between the first filling frame 251 and the first substrate 21.
Typically, the second fill frame is also a fill frame made of the same material, the second fill frame being a Dummy metal (Dummy metal) material.
Referring to fig. 6, fig. 6 is a schematic structural diagram of a display panel according to a sixth embodiment of the present application before cutting; after the liquid crystal layer 21 is filled between the first substrate 21 and the second substrate 23 and the liquid crystal layer is sealed by the first sealant frame 24, the first sealant frame 251 and the second sealant frame 252 are required to be filled more at the selected side of the first sealant frame. Then, the excess second substrate and the excess first filling frame are cut away along the dotted line, the second filling frame is made of metal and cannot be cut away, and then taffy glue (or shadowless glue) is applied to the cut away position to obtain a second glue frame (see 26 in fig. 4).
In another embodiment, the excess second substrate may be cut off, and the first filling frame and the second filling frame with suitable sizes are filled, and taffeta glue (or shadowless glue) is coated on the cut-off position of the second substrate to obtain the second glue frame.
The technical scheme of this application has provided a display panel includes: the liquid crystal display panel comprises a first substrate, a second substrate, a liquid crystal layer, a first rubber frame, a second rubber frame and a filling frame; the liquid crystal layer is formed between the first substrate and the second substrate, and is surrounded and sealed by the first rubber frame; the second substrate is provided with a selected side wall, the first rubber frame is provided with a selected side edge corresponding to the selected side wall, and a gap exists between the selected side edge and the selected side wall in the horizontal direction of the second substrate; the second rubber frame is attached to the selected side wall, a cavity is defined between the second rubber frame and the selected side edge, and the filling frame is filled in the cavity. Among the current display panel, first gluey frame and second have between gluey frame the cavity, the cavity contains a large amount of air, before the frame is glued to the second solidification, capillary effect can take place in the cavity, and the air can be replaced in the frame is glued to the second, leads to the second to glue and produces the bubble in the frame for the fastness greatly reduced of frame is glued to the second, and the frame is glued to the second drops easily, and then leads to the metal wiring on the first base plate to receive the corruption. But the display panel of this application, the cavity quilt fill the frame, the cavity contains and a small amount of air, greatly reduced the emergence probability of capillary effect for difficult gassing in the frame is glued to the second, and then make the fastness of frame is glued to the second promote greatly, and the metal on the first base plate is walked the line and is difficult for receiving the corruption, so, utilizes the display panel of this application, and the metal on the first base plate is walked the line and is difficult for receiving the corruption, has reduced the possibility of display panel trouble.
In addition, an embodiment of the present application further provides a display terminal, which may be, for example, a mobile terminal such as a mobile phone, a tablet computer, or a portable electronic device, or a PC terminal, and the display terminal may include the display panel described in the above embodiments, which implements the basic principle of display control.
The above description is only an alternative embodiment of the present application, and not intended to limit the scope of the present application, and all modifications, equivalents, and other technical fields that can be directly or indirectly applied to the present application and the claims of the present application are included in the scope of the present application.
Claims (6)
1. A display panel, comprising: the liquid crystal display panel comprises a first substrate, a second substrate, a liquid crystal layer, a first rubber frame, a second rubber frame and a filling frame; wherein, the first and the second end of the pipe are connected with each other,
the liquid crystal layer is formed between the first substrate and the second substrate, and is surrounded and sealed by the first rubber frame;
the second substrate is provided with a selected side wall, the first rubber frame is provided with a selected side edge corresponding to the selected side wall, and a gap exists between the selected side edge and the selected side wall in the horizontal direction of the second substrate;
the second rubber frame is attached to the selected side wall, a cavity is defined between the second rubber frame and the selected side edge, and the filling frame is filled in the cavity;
the filling frames comprise a first filling frame and a second filling frame, the first filling frame is formed between the second filling frame and the second substrate, the second filling frame is formed between the first filling frame and the first substrate, the first filling frame is made of polystyrene plastic or color resistance, and the second filling frame is made of useless metal;
filling more first filling frames and second filling frames at the selected side edges so that one ends of the first filling frames and the second filling frames are abutted to the selected side edges, cutting off redundant second substrates and redundant first filling frames so that the other ends of the first filling frames are flush with the selected side walls, arranging second glue frames at the cut-off positions, enabling the second glue frames to be attached to the selected side walls and the other ends of the first filling frames and covering part of the second filling frames.
2. The display panel according to claim 1, wherein the display panel further comprises: a control chip;
the control chip is provided with a chip on film, the first substrate is provided with a connecting area, the control chip is connected with the connecting area through the chip on film, the connecting area is formed on the surface of the first substrate close to the second substrate, and the selected side wall corresponds to the connecting area.
3. The display panel according to claim 2, wherein the first substrate is a thin film transistor substrate and the second substrate is a glass substrate.
4. The display panel of claim 3, wherein the first glue frame is an epoxy glue frame.
5. The display panel of claim 4, wherein the second glue frame is a Taffel glue frame or a shadowless glue frame.
6. A display terminal comprising the display panel according to any one of claims 1 to 5.
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| CN202110316524.1A CN113075810B (en) | 2021-03-24 | 2021-03-24 | Display panel and display terminal |
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| CN202110316524.1A CN113075810B (en) | 2021-03-24 | 2021-03-24 | Display panel and display terminal |
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| CN113075810B true CN113075810B (en) | 2022-12-23 |
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