CN210865444U - Transparent display module and transparent display screen - Google Patents
Transparent display module and transparent display screen Download PDFInfo
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- CN210865444U CN210865444U CN201921429692.6U CN201921429692U CN210865444U CN 210865444 U CN210865444 U CN 210865444U CN 201921429692 U CN201921429692 U CN 201921429692U CN 210865444 U CN210865444 U CN 210865444U
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Abstract
The utility model discloses a transparent display module assembly, it include first euphotic layer, second euphotic layer and set up in intermediate level between first euphotic layer and the second euphotic layer, first euphotic layer with still be provided with a conducting wire layer between the second euphotic layer, just be provided with the lamp pearl on the conducting wire layer, the conducting wire layer includes at least two-layer printed circuit, printed circuit with lamp pearl electric connection. The utility model also discloses a transparent display screen, by the utility model discloses a transparent display module assembly constitutes. The transparent display module and the transparent display screen of the utility model adopt at least two layers of printed circuits, increase the wiring area, realize the diversification of wiring and small spacing, and are favorable for improving the resolution of the transparent display module; just the utility model discloses a transparent display module assembly can adopt the dynamic scanning mode, and the power is favorable to reducing transparent display module assembly's consumption along with the scanning signal power supply.
Description
Technical Field
The utility model relates to a display device, in particular to transparent display module assembly and transparent display screen.
Background
With the development of LED technology, various products adopting the LED technology are increasing. The conventional LED display screen has higher resolution ratio, and can be assembled into a large-format display device, so that the large-screen display screen is widely applied to outdoor large-screen display. Traditional outdoor LED screens are usually opaque, and are arranged outside an outdoor building in an externally-hung mode, so that lighting of the building is seriously affected.
In order to overcome the above disadvantages of the conventional LED screen, the transparent LED display screen is produced. The existing transparent LED display screen is generally provided with LED lamp beads on a substrate, the substrate is covered with a clamping film and then covered with a cover plate to form a whole, and the whole structure of the LED display screen comprises the substrate, the clamping film and the cover plate from bottom to top. However, in the existing transparent LED display screen, conductive glass is used as a substrate, and after the substrate is etched into a conductive circuit by an etching machine, LED beads are pasted on the conductive circuit by using conductive silver paste, so as to realize dot-matrix LED distribution; the LED lamp beads are connected with a drive board PCB through an FPC (flexible printed circuit), and then connected with a power supply and a controller, so that the control of the LED lamp beads is realized. As shown in figure 1: the conducting circuit 111 of the LED display screen 1 supplies power to the LED lamp beads 112, controls each LED lamp bead 112 and plays videos. The conductive glass 11 and the control board 16 are connected by a Flexible Printed Circuit (FPC)14, the FPC14 is connected with the PCB control board 16 by a connector 15, and the control board 16 is connected with an external circuit 17.
The conductive material commonly used for the transparent LED display screen is Indium Tin Oxide (ITO), and usually, after a laser line is used on conductive glass (a single-layer line, as shown in figure 1), LED lamp beads are glued on the conductive line by silver colloid to realize the dot-matrix LED distribution; and then the controller is connected to realize static scanning. The conductive glass of the existing transparent LED display screen uses an etching technology, is a single-layer circuit, has large resistance value, and influences the brightness and the brightness uniformity of a product. Due to the arrangement of the single-layer circuit, the arrangement number of the lamp beads is limited; the power supply is not powered off during signal transmission, so that the device can work continuously, and the power consumption of the product is high. Based on the single-layer circuit design and the large resistance value of the ITO, the existing transparent LED display screen cannot realize small spacing. For the existing display product, the minimum distance between full-color series lamp beads can only be 40mm, and the minimum distance between single-color series lamp beads can only be 20 mm; the spacing is limited, the resolution is low, and the method is not suitable for large-size products.
Therefore, how to enhance the brightness uniformity of the display screen product and improve the resolution of the display screen product is a problem to be solved urgently in the industry at present.
SUMMERY OF THE UTILITY MODEL
For solving problem and the defect that current LED display screen exists, the utility model provides a transparent display module assembly, including first euphotic layer, second euphotic layer and set up in intermediate level between first euphotic layer and the second euphotic layer, its characterized in that, first euphotic layer with still be provided with a conducting wire layer between the second euphotic layer, just be provided with the lamp pearl on the conducting wire layer, the conducting wire layer includes two-layer at least printed circuit, at least two-layer printed circuit with lamp pearl electric connection.
Further, the at least printed circuit is a silver conductive trace.
Furthermore, the at least two layers of printed circuits are respectively provided with an insulating layer.
Further, the insulating layer is an ink insulating layer.
Furthermore, the conducting circuits of the at least two layers of printed circuits are round chamfers at the joints of the circuits, and/or bridging structures are arranged at the joints of the circuits.
Furthermore, the conducting circuit layer is provided with a metal coating at the position of the lamp bead.
Further, the metal coating is a copper coating, a nickel coating or a chromium coating
Further, the first and second light transmitting layers are glass, PI, PET or PMMA.
Further, the intermediate layer is a thermoplastic material film, and the thermoplastic material film is a polyvinyl butyral film, an ethylene-vinyl acetate copolymer film or an ionic intermediate film.
Furthermore, the lamp beads are single-color lamp beads, three-color lamp beads or four-color lamp beads.
On the other hand, the utility model provides a transparent display screen, it is a plurality of transparent display module assembly, a plurality of transparent display module assemblies pass through connection structure and connect the constitution transparent display screen.
The utility model discloses a transparent display module assembly adopts the multilayer printing technique, increases the wiring number of lamp plate, realizes the booth, improves product resolution, adopts the dynamic scanning mode to drive the lamp plate simultaneously, reduces the consumption, is favorable to realizing that the LED display screen jumbo size changes. The utility model discloses a transparent display screen adopts the utility model discloses a transparent display module assembly concatenation forms, and simple structure, equipment are convenient, are fit for the demand of various shape display screens, and the application scene is extensive.
Drawings
FIG. 1 is a schematic view of a conventional transparent LED display screen;
fig. 2 is a schematic overall structure diagram of an embodiment of the transparent display module of the present invention;
fig. 3 is a cross-sectional view of the second light transmitting layer and the conductive line layer of fig. 2;
FIG. 4 is a schematic diagram illustrating a structure of one embodiment of the conductive trace layer of FIG. 2;
FIG. 5 is a schematic diagram illustrating another embodiment of the conductive trace layer shown in FIG. 2;
fig. 6 is a schematic structural diagram of the transparent display screen of the present invention.
Description of the component reference numbers:
1 LED display screen
11 conductive glass
111 conductive line
112 LED lamp bead
14 flexible circuit board
15 connector
16 PCB control panel
17 external circuit
20 transparent display module
21 first light transmitting layer
22 intermediate layer
23 second light-transmitting layer
231 first surface
232 conductive circuit layer
2321 first layer of printed circuit
2322 second layer of printed circuit
2323 round chamfer
241 first insulating layer
242 second insulating layer
25 lamp bead
A display area
A' peripheral region
40 transparent display screen
41 transparent display module
42 connection structure
43 sub-frame
Detailed Description
Other advantages and capabilities of the present invention will be readily apparent to those skilled in the art from the disclosure herein.
It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any modification of the structure, change of the ratio relation or adjustment of the size should fall within the scope that the technical content disclosed in the present invention can cover without affecting the function and the achievable purpose of the present invention. In addition, the terms "above", "inside", "outside" and "one" are used in the present specification for the sake of clarity only, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the structures may be changed or adjusted without substantial technical changes.
Referring to fig. 2, fig. 3 and fig. 4, fig. 2 is a schematic overall structure diagram of an embodiment of a transparent display module according to the present invention. The utility model provides a transparent display module assembly 20, including first euphotic layer 21, intermediate level 22 and second euphotic layer 23. The intermediate layer 22 is disposed between the first transparent layer 21 and the second transparent layer 23, and the first transparent layer 21, the intermediate layer 22 and the second transparent layer 23 are integrally formed from top to bottom as the transparent display module 20. As shown in fig. 3 and 4, a surface 231 of the second transparent layer 23 is provided with a plurality of LED beads 25 for displaying patterns and a conductive circuit layer 232 electrically connected to the beads 25 and controlling the operation of the beads 25. The lamp beads 25 are distributed on the second euphotic layer 23 in a dot matrix mode, the lamp beads 25 are connected with an external power supply and a controller through the conductive circuit of the conductive circuit layer 232, and signals of the controller are received to play videos. In this embodiment, the conductive trace layer 232 of the transparent display module 20 includes a first printed circuit 2321 and a second printed circuit 2322, a first insulating layer 241 is disposed on the first printed circuit 2321, and the first printed circuit 2321 is covered by the first insulating layer 241. The second layer of printed circuit 2322 is disposed on the first insulating layer, the second layer of printed circuit 2322 is disposed on the second insulating layer 242, and the second layer of printed circuit 2322 is covered by the second insulating layer 242.
As shown in fig. 4, according to an embodiment of the present invention, the line junction where the first layer printed circuit 2321 contacts the first insulating layer 241 is a rounded corner structure 2323, and the line junction where the second layer printed circuit 2322 contacts the second insulating layer 242 is a rounded corner 2323, so as to prevent the first insulating layer 241 and the second insulating layer 242 from breaking due to too large slope when contacting the first layer printed circuit 2321 and the second layer printed circuit 2322, which causes a problem of wire breakage.
As shown in fig. 5, according to another embodiment of the present invention, the line junction between the first layer printed circuit 2321 and the first insulating layer 241 is a rounded corner 2323, the line junction between the second layer printed circuit 2322 and the second insulating layer 242 is a rounded corner 2323, the first insulating layer 241 covers the first layer printed circuit 2321 in a bridging and climbing manner, the second layer printed circuit 2322 is formed on the first insulating layer 241 in a bridging and climbing manner, and the second insulating layer 242 also covers the second layer printed circuit 2322 in a bridging and climbing manner. The first layer of printed circuit 2321, the first insulating layer 241, the second layer of printed circuit 2322 and the second insulating layer 242 form a bridge structure. The round chamfer 2323 and the bridging structure for bridging and climbing can avoid the problem of wire breakage caused by fracture of the printed circuit and the insulating layer due to too large gradient.
According to all the embodiments described above, the first layer of printed circuits 2321 and the second layer of printed circuits 2322 may be silver conductive lines made of conductive silver paste. The first insulating layer and the second insulating layer may be ink insulating layers made of insulating ink. When setting up first insulation layer and second insulation layer, can set up the metallic coating according to the position of lamp pearl 25, at the position at lamp pearl 25 place, like copper facing, nickel or chromium, prevent that the two sides from switching on, the lamp pearl paster of being convenient for is favorable to promoting the stability of product.
In all the above embodiments of the present invention, the transparent display module can be divided into a display area a and a peripheral area a', and the conductive circuit layer can be disposed in the display area a. In another embodiment, the conductive circuit layer may also be disposed in both the display area a and the peripheral area a'.
In all of the above embodiments, the first light transmitting layer may be a rigid substrate, such as glass, or a flexible substrate, such as PI, PET or PMMA. The second light transmitting layer may be a substrate, such as conductive glass, or a flexible substrate, such as PI, PET or PMMA. The intermediate layer, the first intermediate layer and the second intermediate layer may be a thermoplastic material film such as a polyvinyl butyral film, an ethylene-vinyl acetate copolymer film, an ionic intermediate film or the like.
The utility model discloses an in the above-mentioned embodiment, the lamp pearl can be monochromatic lamp pearl, like red emitting diode subassembly, green emitting diode subassembly, blue emitting diode subassembly, also can be three-colour lamp pearl or four-colour lamp pearl.
The first euphotic layer, the middle layer, the first middle layer, the second middle layer and the second euphotic layer are all made of light-permeable materials, so that the light permeability of the display module is improved, and the use attractiveness is enhanced.
The utility model provides a transparent display module assembly adopts multilayer printed circuit as the conducting wire layer, and accessible circuit optimal design realizes walking the line diversified, and the scanning mode can change in a flexible way, can also adjust the line width line distance, realizes the setting of little line distance, reduces conductive impedance, is favorable to promoting the equilibrium and the display resolution ratio of transparent display module whole luminance, reduces the consumption.
As shown in the following table, according to the utility model discloses a transparent display module assembly, it can satisfy the construction rule and the 3C requirement: the falling ball impact stripping performance, the shot bag impact performance, the heat resistance and moisture resistance and the like can meet the product requirements.
The utility model also provides a transparent display screen. As shown in fig. 6, the transparent display screen 40 of the present invention includes a plurality of the transparent display modules 41. The transparent display modules 41 are connected together by the connecting structure 42 to form the transparent display screen 40. Transparent display module assembly can satisfy the demand of product outward appearance in vice frame 43 according to the encapsulation of product demand when the concatenation. In this implementation, the number of the transparent display modules is 4, and the number of the transparent display modules in other embodiments can be set arbitrarily according to actual requirements.
The utility model discloses a transparent display screen adopts the multilayer printing technique, increases the wiring number of lamp plate, realizes the booth interval, improves product resolution, adopts the dynamic scanning mode to drive the lamp plate simultaneously, reduces the consumption, realizes high definition media advertisement broadcast, is favorable to realizing that the LED display screen jumbo size changes. The utility model discloses a transparent display screen adopts the utility model discloses a transparent display module assembly concatenation forms, and simple structure, equipment are convenient, are fit for the demand of various shape display screens, and the application scene is extensive.
It should be understood that the above description of the specific embodiments of the present invention is only for illustrating the technical features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention accordingly, but the present invention is not limited to the above specific embodiments. Any person skilled in the art can modify the above embodiments without departing from the spirit and scope of the present invention. All changes and modifications that come within the scope of the claims are to be embraced within their scope.
Claims (11)
1. The utility model provides a transparent display module assembly, includes first euphotic layer, second euphotic layer and set up in intermediate level between first euphotic layer and the second euphotic layer, its characterized in that, first euphotic layer with still be provided with a conducting wire layer between the second euphotic layer, just be provided with the lamp pearl on the conducting wire layer, the conducting wire layer includes two-layer at least printed circuit, two-layer at least printed circuit with lamp pearl electric connection.
2. The transparent display module of claim 1, wherein the at least two layers of printed circuitry are silver conductive traces.
3. The transparent display module of claim 1, wherein the at least two layers of printed circuits each have an insulating layer disposed thereon.
4. The transparent display module of claim 3, wherein the insulating layer is an ink insulating layer.
5. The transparent display module of claim 1, wherein the conductive traces of the at least two layers of printed circuits are rounded at the trace intersections and/or bridging structures are provided at the trace intersections.
6. The transparent display module of claim 1, wherein the conductive circuit layer is provided with a metal coating at the position of the lamp bead.
7. The transparent display module of claim 6, wherein the metal plating is a copper plating, a nickel plating, or a chromium plating.
8. The transparent display module of claim 1, wherein the first and second light transmissive layers are glass, PI, PET, or PMMA.
9. The transparent display module of claim 1, wherein the interlayer is a thermoplastic film, and the thermoplastic film is a polyvinyl butyral film, an ethylene vinyl acetate film, or an ionic interlayer.
10. The transparent display module of claim 1, wherein the light beads are single color light beads, three color light beads, or four color light beads.
11. A transparent display screen, comprising a plurality of transparent display modules according to any one of claims 1 to 10, wherein the plurality of transparent display modules are connected by a connecting structure to form the transparent display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921429692.6U CN210865444U (en) | 2019-08-30 | 2019-08-30 | Transparent display module and transparent display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921429692.6U CN210865444U (en) | 2019-08-30 | 2019-08-30 | Transparent display module and transparent display screen |
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| Publication Number | Publication Date |
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| CN210865444U true CN210865444U (en) | 2020-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921429692.6U Active CN210865444U (en) | 2019-08-30 | 2019-08-30 | Transparent display module and transparent display screen |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110634414A (en) * | 2019-08-30 | 2019-12-31 | 厦门福相科技有限公司 | Transparent display module and manufacturing method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110634414A (en) * | 2019-08-30 | 2019-12-31 | 厦门福相科技有限公司 | Transparent display module and manufacturing method thereof |
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