CN216286091U - Heating glass of display panel - Google Patents
Heating glass of display panel Download PDFInfo
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- CN216286091U CN216286091U CN202123235096.4U CN202123235096U CN216286091U CN 216286091 U CN216286091 U CN 216286091U CN 202123235096 U CN202123235096 U CN 202123235096U CN 216286091 U CN216286091 U CN 216286091U
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Abstract
The utility model discloses a heating glass of a display panel, which comprises: the ITO film layer and the lower layer glass are laminated in sequence from top to bottom, the upper layer glass, the ITO film layer and the lower layer glass are laminated into a whole, and two ITO electrode copper foils are led out of the ITO film layer; the heating electrode switching PCB is provided with an anode pad and a cathode pad which are respectively in circuit communication with the two ITO electrode copper foils in a welding mode, and is also provided with a heating positive electrode contact end and a heating negative electrode contact end which are respectively in circuit communication with the anode and the cathode of an external power supply in a contact mode. The utility model omits the circuit communication mode of heating the anode and cathode leads and reduces the difficulty of the assembly and maintenance process.
Description
Technical Field
The utility model relates to the technical field of liquid crystal display, in particular to heating glass of a display panel.
Background
In the existing liquid crystal display panel, the heating positive electrode and the heating negative electrode are respectively connected with the positive electrode copper foil and the negative electrode copper foil of the ITO film in a pressing mode to realize circuit communication, the heating positive electrode and the heating negative electrode are led out of a lead, the lead is connected with a power supply, and heating of heating glass is realized after the power supply is switched on. The heating glass is assembled with other parts of the display panel by adopting an electrode leading-out mode and needing to carry out perforation threading design on the other parts, so that the assembly difficulty is increased, and the maintenance difficulty is reduced.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, an object of the present invention is to provide a heating glass for a display panel, which eliminates a circuit connection manner for heating positive and negative electrode leads, and reduces difficulties in assembly and maintenance processes.
The embodiment of the utility model provides heating glass of a display panel, which comprises:
the ITO film layer and the lower layer glass are laminated in sequence from top to bottom, the upper layer glass, the ITO film layer and the lower layer glass are laminated into a whole, and two ITO electrode copper foils are led out of the ITO film layer;
the heating electrode switching PCB is provided with an anode pad and a cathode pad which are respectively in circuit communication with the two ITO electrode copper foils in a welding mode, and is also provided with a heating positive electrode contact end and a heating negative electrode contact end which are respectively in circuit communication with the anode and the cathode of an external power supply in a contact mode.
As a further improvement of the utility model, the two ITO electrode copper foils are respectively provided with a groove, and after the two grooves are embedded into one side of the heating electrode switching PCB, the positive electrode bonding pad and the negative electrode bonding pad are respectively contacted with the two ITO electrode copper foils.
As a further improvement of the utility model, the positive electrode bonding pad and the negative electrode bonding pad are arranged on the upper surface of the heating electrode transfer PCB.
As a further improvement of the utility model, the lower surface of the heating electrode switching PCB is jointed with the lower layer glass through a jointing glue.
As a further improvement of the utility model, the two ITO electrode copper foils are respectively positioned at two ends of one side of the ITO thin film layer, and the anode bonding pad and the cathode bonding pad are respectively positioned at two ends of the heating electrode switching PCB.
As a further improvement of the utility model, the contact end of the heating positive electrode is in direct contact or indirect contact with the positive electrode of an external power supply, and the contact end of the heating negative electrode is in direct contact or indirect contact with the negative electrode of the external power supply.
As a further improvement of the utility model, the positive electrode and the negative electrode of the external power supply adopt metal probes.
As a further improvement of the utility model, the heating positive electrode contact end and the heating negative electrode contact end are arranged on the upper surface of the heating electrode adapter PCB.
As a further improvement of the present invention, said heating positive electrode contact terminal and said heating negative electrode contact terminal are disposed in close proximity.
As a further improvement of the utility model, the heating positive electrode contact end and the heating negative electrode contact end are arranged in the middle of the hot electrode transfer PCB.
The utility model has the beneficial effects that:
the lead wires do not need to be directly led out from the heating anode and the heating cathode to be communicated with an external power supply, and the lead wires of the heating anode and the heating cathode are omitted, so that the integral connecting structure is simpler, the threading design for matching other parts of the display panel is not needed, and the assembling difficulty between the heating glass and other parts of the display panel is reduced. When the maintenance is needed, the external power supply for heating is completely positioned outside the display panel, so that other components of the display panel do not need to be disassembled, and only the anode and the cathode of the external power supply are separated from the contact ends of the heating electrodes.
Drawings
In order to more clearly illustrate the embodiments of the present invention 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 utility model, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
FIG. 1 is a general view of a heated glass of a display panel according to an embodiment of the present invention;
FIG. 2 is an exploded view of a heated glass of a display panel according to an embodiment of the present invention;
FIG. 3 is a schematic view of the connection between a heating electrode transfer PCB and an ITO electrode copper foil in the heating glass of the display panel according to the embodiment of the utility model;
fig. 4 is a schematic view of a heating electrode transfer PCB in a heating glass of a display panel according to an embodiment of the utility model.
In the figure, the position of the upper end of the main shaft,
1. an upper layer of glass; 2. the heating electrode is connected with the PCB in a switching mode; 3. an ITO thin film layer; 4. gluing; 5. a lower layer of glass; 6. an ITO electrode copper foil; 7. a positive electrode pad; 8. a negative electrode pad; 9. heating the positive electrode contact end; 10. heating the negative electrode contact terminal.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, 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 invention.
It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, in the description of the present invention, the terms used are for illustrative purposes only and are not intended to limit the scope of the present invention. The terms "comprises" and/or "comprising" are used to specify the presence of stated elements, steps, operations, and/or components, but do not preclude the presence or addition of one or more other elements, steps, operations, and/or components. The terms "first," "second," and the like may be used to describe various elements, not necessarily order, and not necessarily limit the elements. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified. These terms are only used to distinguish one element from another. These and/or other aspects will become apparent to those of ordinary skill in the art in view of the following drawings, and the description of the embodiments of the present invention will be more readily understood by those of ordinary skill in the art. The drawings are only for purposes of illustrating the described embodiments of the utility model. One skilled in the art will readily recognize from the following description that alternative embodiments of the structures and methods illustrated in the present application may be employed without departing from the principles described in the present application.
As shown in fig. 1-2, the heating glass for a display panel according to an embodiment of the present invention includes:
the ITO film layer comprises upper glass 1, an ITO film layer 3 and lower glass 5 which are sequentially stacked from top to bottom, wherein the upper glass 1, the ITO film layer 3 and the lower glass 5 are bonded into a whole, and two ITO electrode copper foils 6 are led out of the ITO film layer 3;
the heating electrode switching PCB board 2 is provided with an anode pad 7 and a cathode pad 8 which are respectively welded with the two ITO electrode copper foils 6 to realize circuit communication, and the heating electrode switching PCB board 2 is also provided with a heating positive electrode contact end 9 and a heating negative electrode contact end 10 which are respectively in contact with the anode and the cathode of an external power supply to realize circuit communication.
The heating glass is used in a liquid crystal display panel which is a laminated structure, such as a liquid crystal display panel of an on-vehicle control terminal. By arranging the heating electrode transfer PCB 2 and arranging electrode pads (an anode pad 7 and a cathode pad 8) on the heating electrode transfer PCB 2 and respectively communicating the electrode pads with the two ITO electrode copper foils 6 in a welding manner, when the heating glass is used, only heating electrode contact ends (a heating anode contact end 9 and a heating cathode contact end 10) arranged on the heating electrode transfer PCB 2 need to be communicated with an anode and a cathode of an external power supply in a contact manner.
The heating glass provided by the utility model does not need to directly lead out wires at the heating anode and the heating cathode to be communicated with an external power supply, and leads of the heating anode and the heating cathode are omitted, so that the integral connection structure is simpler, other parts of the display panel do not need to be subjected to matched threading design, and the assembly difficulty between the heating glass and other parts of the display panel is reduced. When the maintenance is needed, the external power supply for heating is completely positioned outside the display panel, so that other components of the display panel do not need to be disassembled, and only the anode and the cathode of the external power supply are separated from the contact ends of the heating electrodes.
In an optional embodiment, the two ITO electrode copper foils 6 are both provided with grooves, and after the two grooves are embedded into one side of the heating electrode adapting PCB 2, the positive electrode pad 7 and the negative electrode pad 8 are respectively in contact with the two ITO electrode copper foils 6.
In the heating glass, the positive electrode pad 7 and the negative electrode pad 8 on the heating electrode switching PCB 2 are matched with the two ITO electrode copper foils 6 led out from the ITO film layer 3, namely the positions of the positive electrode pad 7 and the negative electrode pad 8 respectively correspond to the positions of the two ITO electrode copper foils 6. Each ITO electrode copper foil 6 is designed into a hook shape and is provided with a groove, the groove is used for clamping the heating electrode transfer PCB 2, so that after one side of the heating electrode transfer PCB 2 is clamped into the grooves in the two ITO electrode copper foils 6, the two ITO electrode copper foils 6 can be in contact with an anode bonding pad 7 and a cathode bonding pad 8 which are correspondingly arranged in positions, and then the two ITO electrode copper foils 6 are respectively welded with the anode bonding pad 7 and the cathode bonding pad 8 to realize circuit communication.
In another alternative embodiment, the positive electrode pad 7 and the negative electrode pad 8 are disposed on the upper surface of the heater electrode relay PCB 2.
Set up anodal pad 7 and negative pole pad 8 in the upper surface of heating electrode switching PCB board 2, two ITO electrode copper foils 6 design into ascending hook-like, on guaranteeing that heating electrode switching PCB board 2 can block into and fixed basis, the realization that can be better is anodal pad 7 and negative pole pad 8 and two contact between the ITO electrode copper foils 6, also does benefit to and carries out welded fastening to anodal pad 7 and ITO electrode copper foils 6, negative pole pad 8 and ITO electrode copper foils 6.
As shown in fig. 3, a connection mode of one of the ITO electrode copper foils 6 and the positive electrode pad 7 is shown, after the heating electrode adapting PCB 2 at one end of the positive electrode pad 7 is clamped into the groove of one of the ITO electrode copper foils 6, the positive electrode pad 7 is in contact with the ITO electrode copper foil 6, and the connection mode of the other ITO electrode copper foil 6 and the negative electrode pad 8 is the same.
In an alternative embodiment, the lower surface of the heating electrode adapting PCB 2 is attached to the lower glass 5 by an adhesive 4.
This laminating is glued 4 and can be pasted in advance on lower glass 5, behind the recess was gone into to one side card of heating electrode switching PCB board 2, the lower surface of electrode switching PCB board 2 through gluing 4 realization and the inseparable laminating of lower floor's glass 5 of laminating. The shape of the adhesive 4 is matched with the heating electrode switching PCB 2, and the adhesive 4 can be transparent colloid.
In an optional embodiment, the two ITO electrode copper foils 6 are respectively located at two ends of one side of the ITO thin film layer 3, and the positive electrode pad 7 and the negative electrode pad 8 are respectively located at two ends of the heating electrode adapting PCB 2.
Two ITO electrode copper foils 6 are respectively arranged at two ends of one side of the ITO thin film layer 3, and meanwhile, the positive electrode bonding pad 7 and the negative electrode bonding pad 8 are respectively arranged at two ends of the heating electrode switching PCB board 2, so that the relative fixation of the heating electrode switching PCB board 2 is facilitated on the basis that the positive electrode bonding pad 7 and the negative electrode bonding pad 8 are matched with the two ITO electrode copper foils 6.
In an alternative embodiment, the heating positive electrode contact end 9 is in direct contact or indirect contact with the positive electrode of the external power source, and the heating negative electrode contact end 10 is in direct contact or indirect contact with the negative electrode of the external power source.
The heating glass realizes circuit communication by designing a contact type heating positive electrode contact end 9 and a contact type heating negative electrode contact end 10 which are respectively used for being in contact with the positive electrode and the negative electrode of an external power supply. For a compact lcd panel, the contact may be direct contact, and for an lcd panel with a relatively large space, the contact may be indirect contact via other connecting components.
In another alternative embodiment, the positive and negative electrodes of the external power source are metal probes.
The external power supply is designed into a metal elastic needle form, a heating positive electrode contact end 9 is in contact with the metal elastic needle of the positive electrode, and a heating negative electrode contact end 10 is in contact with the metal elastic needle of the negative electrode. It will be appreciated that the contact end may be in direct contact with the metal pogo pin or may be in indirect contact with the metal pogo pin through other connecting means. The metal elastic needle contact form is beneficial to connecting and separating an external power supply and the contact end of the heating electrode.
In an alternative embodiment, the heating positive electrode contact end 9 and the heating negative electrode contact end 10 are disposed on the upper surface of the heating electrode relay PCB 2.
The heating positive electrode contact end 9 and the heating negative electrode contact end 10 are arranged on the upper surface of the heating electrode transfer PCB 2, so that the contact between an external power supply and the heating electrode contact end can be better realized. For example, when the positive electrode and the negative electrode of the external power supply adopt metal probes, the ends of the two metal elastic needles are in direct contact with the heating positive electrode contact end 9 and the heating negative electrode contact end 10 respectively without matching other parts on the display panel.
In an alternative embodiment, the heating positive electrode contact terminal 9 and the heating negative electrode contact terminal 10 are disposed in close proximity.
The heating positive electrode contact terminal 9 and the heating negative electrode contact terminal 10 are disposed in close proximity on the heating electrode relay PCB 2, and when making contact with the positive and negative electrodes of the external power supply, a compact structure is formed, which is more suitable for a liquid crystal display panel having a compact structure.
In an alternative embodiment, the heating positive electrode contact end 9 and the heating negative electrode contact end 10 are disposed in the middle of the hot electrode relay PCB 2.
A heating positive electrode contact end 9 and a heating negative electrode contact end 10 are simultaneously arranged in the middle of the heating electrode transfer PCB 2 and are arranged at intervals with the positive electrode bonding pad 7 and the negative electrode bonding pad 8, and the heating electrode contact ends and the electrode bonding pads cannot influence each other, so that the welding between the electrode bonding pads and the two ITO electrode copper foils 6 is facilitated, and the contact between the heating electrode contact ends and an external power supply is facilitated.
In the description provided herein, numerous specific details are set forth. It is understood, however, that embodiments of the utility model may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
Furthermore, those of ordinary skill in the art will appreciate that while some embodiments described herein include some features included in other embodiments, rather than other features, combinations of features of different embodiments are meant to be within the scope of the utility model and form different embodiments. For example, in the claims, any of the claimed embodiments may be used in any combination.
It will be understood by those skilled in the art that while the present invention has been described with reference to exemplary embodiments, various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.
Claims (10)
1. A heated glass for a display panel, comprising:
the ITO film layer and the lower layer glass are laminated in sequence from top to bottom, the upper layer glass, the ITO film layer and the lower layer glass are laminated into a whole, and two ITO electrode copper foils are led out of the ITO film layer;
the heating electrode switching PCB is provided with an anode pad and a cathode pad which are respectively in circuit communication with the two ITO electrode copper foils in a welding mode, and is also provided with a heating positive electrode contact end and a heating negative electrode contact end which are respectively in circuit communication with the anode and the cathode of an external power supply in a contact mode.
2. The heating glass as claimed in claim 1, wherein the two ITO electrode copper foils are each provided with a groove, and the positive electrode pad and the negative electrode pad are respectively in contact with the two ITO electrode copper foils after the two grooves are embedded in one side of the heating electrode relay PCB.
3. The heating glass as claimed in claim 2, wherein the positive electrode pad and the negative electrode pad are provided on an upper surface of the heating electrode relay PCB.
4. The heating glass as claimed in claim 1, wherein the lower surface of the heating electrode relay PCB is attached to the lower glass by an adhesive.
5. The heating glass as claimed in any one of claims 1 to 4, wherein the two ITO electrode copper foils are respectively located at both ends of one side of the ITO thin film layer, and the positive electrode pad and the negative electrode pad are respectively located at both ends of the heating electrode relay PCB.
6. The heated glass as defined in claim 1, wherein said positive heating electrode contact terminal is in direct contact or indirect contact with a positive electrode of an external power source, and said negative heating electrode contact terminal is in direct contact or indirect contact with a negative electrode of the external power source.
7. The heating glass of claim 6, wherein the positive and negative electrodes of the external power source employ metal probes.
8. The heated glass as claimed in claim 6, wherein the heating positive electrode contact terminal and the heating negative electrode contact terminal are provided on an upper surface of the heating electrode relay PCB.
9. The heated glass of claim 1 wherein the heating positive electrode contact end and the heating negative electrode contact end are disposed in close proximity.
10. The heated glass as claimed in any one of claims 6 to 9, wherein the heating positive electrode contact terminal and the heating negative electrode contact terminal are provided in a middle portion of the hot electrode relay PCB.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123235096.4U CN216286091U (en) | 2021-12-21 | 2021-12-21 | Heating glass of display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123235096.4U CN216286091U (en) | 2021-12-21 | 2021-12-21 | Heating glass of display panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216286091U true CN216286091U (en) | 2022-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123235096.4U Active CN216286091U (en) | 2021-12-21 | 2021-12-21 | Heating glass of display panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216286091U (en) |
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2021
- 2021-12-21 CN CN202123235096.4U patent/CN216286091U/en active Active
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