CN220821001U - LED luminous display and transparent display dual-purpose device based on multiple PCB substrates - Google Patents
LED luminous display and transparent display dual-purpose device based on multiple PCB substrates Download PDFInfo
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- CN220821001U CN220821001U CN202322684687.2U CN202322684687U CN220821001U CN 220821001 U CN220821001 U CN 220821001U CN 202322684687 U CN202322684687 U CN 202322684687U CN 220821001 U CN220821001 U CN 220821001U
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- 238000004891 communication Methods 0.000 claims abstract description 14
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- 238000005192 partition Methods 0.000 claims description 9
- 238000003466 welding Methods 0.000 claims description 4
- 238000004080 punching Methods 0.000 claims description 3
- 230000008054 signal transmission Effects 0.000 claims description 3
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Abstract
The utility model discloses an LED luminous display and transparent display dual-purpose device based on a plurality of PCB substrates, which comprises a luminous PCB substrate, a bus PCB substrate and a main control PCB substrate, wherein the main control PCB substrate is electrically connected to a power grid and is connected to an equipment control center in a communication way; the bus PCB substrate is used for conducting and connecting the luminous PCB substrate to the main control PCB substrate in a communication way; the main control PCB substrate is fixedly arranged above the converging PCB substrate. A plurality of conductive units and LED and auxiliary ribs are arranged on the luminous PCB substrate, so that the luminous PCB substrate forms a net structure with a plurality of light holes; each LED conductive unit is provided with a plurality of LED lamp beads respectively, so that the requirements of enough transparency and enough clear pixels can be met simultaneously. The light holes can reduce weight, save raw material consumption rate, and facilitate sound penetration and air convection.
Description
Technical Field
The utility model belongs to the technical field of LED display equipment, and particularly relates to an LED luminous display and transparent display dual-purpose device based on a multi-PCB substrate.
Background
With the high-speed development of science and technology, an LED transparent display screen combining intelligent display imaging and transparent glass is widely popularized and applied in places such as exhibition, advertisement, market, household illumination and the like; the pixels of the LED transparent display screen are imaged by means of LED lamp beads, the transparent display screen needs to ensure enough transparency when the LED lamp beads do not emit light for displaying, and needs to ensure enough clear pixels when the LED lamp beads emit light for displaying and imaging, the enough clear pixels need to have large LED lamp bead distribution density, and the enough transparency and the large LED lamp bead distribution density are in contradictory relation.
In the prior art, an LED transparent display screen, particularly a holographic screen, is usually required to be drilled on a PCB substrate and then is pasted with LED lamp beads, so that the process is complex and the operation is inconvenient. Accordingly, it is desirable to provide an LED display device that can meet both sufficient transparency requirements and sufficiently clear pixel requirements.
Disclosure of Invention
In order to solve the above problems in the prior art, the present utility model aims to provide a dual-purpose device for LED light-emitting display and transparent display based on a multi-PCB substrate, which can simultaneously satisfy a sufficient transparency requirement and a sufficiently clear pixel requirement; the process is simple and the operation is convenient.
The technical scheme adopted by the utility model is as follows:
The LED luminous display and transparent display dual-purpose device based on the multiple PCB substrates comprises a plurality of PCB substrates, wherein the PCB substrates at least comprise a luminous PCB substrate, a bus PCB substrate and a main control PCB substrate;
The main control PCB substrate is used for conducting connection to a power grid and communication connection to an equipment control center; the bus PCB substrate is used for conducting and connecting the luminous PCB substrate to the main control PCB substrate in a communication way;
A plurality of LED conductive units are arranged on the luminous PCB substrate at intervals, and a plurality of LED lamp beads are respectively arranged on the front surface of each LED conductive unit to form an LED display area;
The LED conductive units are arranged in parallel, and the spacing spaces among the LED conductive units form a transparent area.
Further, the bus PCB substrate is fixedly connected to one end of the light-emitting PCB substrate, and the main control PCB substrate is fixedly arranged above the bus PCB substrate.
Further, the light-emitting PCB substrate and the bus PCB substrate are formed by arranging the same PCB substrate according to functional partitions.
Further, the width of the LED conductive unit is larger than or equal to the width of the LED lamp bead.
Further, a plurality of auxiliary ribs perpendicular to the LED conductive units are further arranged on the light-emitting PCB substrate, and the plurality of auxiliary ribs divide the interval space between each LED conductive unit and the adjacent LED conductive units into a plurality of light holes.
Further, an LED lamp bead is arranged at the position of the intersection point of each LED conductive unit and each auxiliary rib.
Still further, the luminous PCB substrate is a net structure formed by carving or punching a plurality of light holes on the PCB substrate by a hollowed carving process or a stamping process.
Still further, each LED conductive unit at least comprises three conductive lines, namely a positive power line, a negative power line and a control signal transmission line.
Still further, the input side and the output side of every LED lamp pearl set up three pad respectively, and every LED lamp pearl all is connected to three conductive lines through the pad welding.
Finally, the positive power supply bus line, the negative power supply bus line and the control signal bus line are arranged in the bus PCB substrate, and the positive power supply line, the negative power supply line and the control signal line are connected to the main control PCB substrate through the positive power supply bus line, the negative power supply bus line and the control signal bus line respectively.
The beneficial effects of the utility model are as follows:
The LED luminous display and transparent display dual-purpose device based on the multiple PCB substrates comprises a luminous PCB substrate, a bus PCB substrate and a main control PCB substrate, wherein the main control PCB substrate is electrically connected to a power grid and is connected to an equipment control center in a communication way; the bus PCB substrate is used for conducting and connecting the luminous PCB substrate to the main control PCB substrate in a communication way; the main control PCB substrate is fixedly arranged above the front face of the main control PCB substrate. A plurality of LED conductive units are arranged on the luminous PCB substrate at intervals, and a plurality of LED lamp beads are respectively arranged on the front surface of each LED conductive unit to form an LED display area; the LED conductive units are arranged in parallel, and a transparent area is formed by the interval spaces among the LED conductive units; the LED lamp beads are directly welded and connected to the LED conductive unit, other auxiliary positioning structures are not required to be arranged, and the requirements of enough transparency and enough clear pixels can be met at the same time; the process is simple and the operation is convenient.
The LED light-emitting PCB substrate is also provided with a plurality of auxiliary ribs which are mutually perpendicular to the LED conductive units, and the plurality of auxiliary ribs divide the interval space between each LED conductive unit and the adjacent LED conductive units into a plurality of light holes, so that the LED light-emitting PCB substrate forms a net-shaped structure; the weight of the luminous PCB substrate can be reduced through the light holes, the consumption rate of raw materials is saved, and simultaneously, sound penetration and air convection are facilitated.
According to the LED luminous display and transparent display dual-purpose device based on the multi-PCB substrate, the LED transparent display screen can be formed by directly adhering the back surface of the device to glass; meanwhile, as the bus PCB substrate is fixedly connected to one end of the light-emitting PCB substrate, and the main control PCB substrate is fixedly arranged above the bus PCB substrate, the other end of the light-emitting PCB substrate can be cut at will according to the use requirement and the display area requirement; because the luminous PCB substrate is of a net structure, the luminous PCB substrate has certain flexibility, and can be bent to meet the use requirement of application occasions with curved surface display requirements.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
Fig. 1 to fig. 2 are schematic perspective views of an LED light-emitting display and transparent display dual-purpose device based on a multi-PCB substrate according to an embodiment of the present utility model;
FIG. 3 is a schematic plan view of an LED dual-purpose device for light emitting display and transparent display based on multiple PCB substrates according to an embodiment of the present utility model;
FIG. 4 is an enlarged schematic view of the left-hand structure of FIG. 3;
FIG. 5 is an enlarged schematic view of the top view structure of FIG. 3;
Fig. 6 is an enlarged schematic view of a bead-welded connection structure of an LED lamp at a partial position of an LED light-emitting display and transparent display dual-purpose device based on a multi-PCB substrate according to an embodiment of the present utility model;
Fig. 7 is an enlarged schematic view of a planar structure of a bead-welded connection of an LED lamp at a local position of a dual-purpose device for LED light emitting display and transparent display based on a multi-PCB substrate according to an embodiment of the present utility model.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and those skilled in the art can make modifications to the present embodiment which do not contribute to the utility model as required after reading the present specification, but are protected by the patent laws within the scope of the appended claims.
As shown in fig. 1 to 7, in order to provide an LED light emitting display and transparent display dual-purpose device based on a multi-PCB substrate, the working principle of the present utility model is substantially as follows: the main structure is composed of a plurality of PCB substrates, and basic support, power transmission and distribution and control signal input and output functions are provided by the plurality of PCB substrates. The LED luminous display and transparent display dual-purpose device based on the multiple PCB substrates can be provided with at least three PCB substrates, and meets the requirements of the most basic LED lamp bead mounting and supporting conductive connection function, the power transmission and distribution function and the signal input and output control function.
Embodiment one: the specific structure is as follows:
As shown in fig. 1, the dual-purpose device for LED luminous display and transparent display based on multiple PCB substrates of the utility model is provided with three PCB substrates, namely a luminous PCB substrate 1, a confluence PCB substrate 2 and a main control PCB substrate 3, according to the simplest configuration; a plurality of LED conductive units 11 are arranged on the luminous PCB substrate 1 at intervals, and a plurality of LED lamp beads 12 are respectively arranged on the front surface of each LED conductive unit 11 to form an LED display area; the LED conductive units 11 are arranged in parallel with each other, and the space between the LED conductive units 11 constitutes a transparent area.
The main control PCB substrate 3 is connected to a power grid in a conductive manner, is connected to an equipment control center in a communication manner, provides power for the light-emitting PCB substrate 1 and the bus PCB substrate 2, and transmits control signals in a communication manner; the luminous PCB substrate 1 is electrically connected to the main control PCB substrate 3 through the bus PCB substrate 2 in a conductive and communication manner, so that the PCB substrate partition control is realized, and the luminous PCB substrate is stable and reliable.
Further, the bus PCB substrate 2 is fixedly connected to one end of the light emitting PCB substrate 1, and the main control PCB substrate 3 is fixedly disposed above the bus PCB substrate 2; a plurality of plug connectors 31 are provided on the main control PCB substrate 3 to plug-in connect electrical connection lines and control signal connection lines to be electrically connected to a power grid and to be communicatively connected to an equipment control center.
Further, the light-emitting PCB substrate 1 and the bus PCB substrate 2 are formed by the same PCB substrate according to different functional partition arrangement; namely, a bus PCB substrate 2 is arranged at one end of the same PCB substrate in a partition mode, and a luminous PCB substrate 1 is arranged at a partition mode except for the bus PCB substrate 2; namely, the light emitting PCB substrate 1 and the bus PCB substrate 2 are integrally constructed.
According to the direction shown in fig. 1, a bus PCB substrate 2 is arranged at the left end partition of the same PCB substrate, and a light-emitting PCB substrate 1 is arranged at the partition of the part except the bus PCB substrate 2, namely, the part of the whole PCB substrate positioned on the right side of the bus PCB substrate 2; a bus circuit is arranged in a region corresponding to the bus PCB substrate 2, a plurality of transverse LED conductive units 11 are arranged in a region corresponding to the light-emitting PCB substrate, and a plurality of LED lamp beads 12 are fixedly arranged on the front surface of each LED conductive unit 11.
Further, according to the direction shown in fig. 1, a plurality of auxiliary ribs 13 perpendicular to the LED conductive units 11 are further disposed on the light-emitting PCB substrate 1, and the plurality of auxiliary ribs 13 divide the space between each LED conductive unit and the adjacent LED conductive unit into a plurality of light holes 14. The weight of the light-emitting PCB substrate can be reduced through the plurality of light holes 14, the consumption rate of raw materials is saved, and simultaneously, the sound penetration and the air convection are facilitated.
The width of the LED conductive unit 11 may be greater than or equal to the width of the LED beads 12; the width of the auxiliary ribs 13 is smaller than the width of the LED lamp beads 12 (namely the width of the LED conductive units 11); in this example, the width of the LED conductive unit 11 is set to be equal to the width of the LED lamp bead 12, and the width of the auxiliary rib 13 is 1/2 of the width of the LED conductive unit 11, that is, 1/2 of the width of the LED lamp bead 12; the LED display device is simple and compact in structure, high in space utilization rate, capable of ensuring enough transparent effect in transparent display and enough pixel definition in LED display.
In the actual operation process, the width of the LED conductive unit 11 may be set to 3.2mm, 4.8mm, 6.4mm, etc., and the width of the auxiliary rib 13 may be set to 1.6mm, 2.4mm, 3.2mm, etc.; square LED lamp beads with the side length of 4.8mm and the like can be installed at each intersection point.
An LED lamp bead 12 is respectively arranged at the position of the intersection point of each LED conductive unit 11 and each auxiliary rib 13; each LED lamp bead 12 can realize the color display of a single pixel according to the control signal transmitted by the main control PCB substrate 3; when the display imaging is needed, the display of intelligent images, animations, videos and video pictures can be realized through the LED lamp beads 12 at the crossing point positions of the LED conductive units 11 and the auxiliary ribs 13 according to the control signals transmitted by the main control PCB substrate 3. The transparent effect can be presented after the LED lamp beads are turned off.
Still further, at least three conductive lines are arranged in each LED conductive unit, and each conductive line is respectively a positive power line, a negative power line and a control signal transmission line; three bonding pads 121 are respectively arranged on the input side and the output side of each LED lamp bead, and each LED lamp bead is connected to three conductive wires through bonding pad welding; thereby realizing power distribution and control signal input and output.
Finally, a positive power supply bus line, a negative power supply bus line and a control signal bus line are arranged in the bus PCB substrate 2, and the positive power supply line, the negative power supply line and the control signal line are connected to the main control PCB substrate through the positive power supply bus line, the negative power supply bus line and the control signal bus line respectively.
In the actual operation process, the luminous PCB substrate 1 and the bus PCB substrate 2 are arranged on the same PCB substrate, the luminous PCB substrate area and the bus PCB substrate area are firstly arranged in a partition mode in the PCB substrate manufacturing process, then a plurality of conductive unit positions, a plurality of auxiliary rib positions and a plurality of light holes are arranged in the luminous PCB substrate area in a typesetting mode according to the use requirements and the circuit structure design technical scheme, at least three conductive circuits are arranged on each conductive unit, and the three conductive circuits are arranged in a layered or non-layered mode and are arranged correspondingly according to the basic layered structure of the PCB substrate. And each conducting unit is respectively provided with a lamp bead position on each intersection of each conducting unit and each auxiliary rib, and the positions of the input side and the output side of each lamp bead position corresponding to each conducting circuit are respectively provided with a bonding pad position.
And then, arranging a plurality of positive power bus lines, negative power bus lines and control signal bus lines in the bus PCB substrate area according to the design technical scheme, and arranging the positions of electronic elements such as a control chip, a resistor, a capacitor and the like which are matched with the positions.
After the bus PCB substrate circuit, the luminous PCB substrate circuit, the connection via hole and the bonding pad are manufactured on the same PCB substrate according to the conventional manufacturing process of the PCB substrate, a plurality of light holes are engraved or punched in the area corresponding to the luminous PCB substrate on the PCB substrate through the hollowed engraving process or the stamping process, so that the luminous PCB substrate with the net structure of the LED conductive units 11 and the auxiliary ribs 13 mutually perpendicular to the LED conductive units 11 is formed. The area of the PCB substrate corresponding to the bus PCB substrate is not subjected to any engraving or punching process.
Finally, welding and connecting LED lamp beads on each lamp bead position in the luminous PCB substrate area, and fixedly connecting and installing corresponding electronic elements on the bus PCB substrate area; and the main control PCB substrate is fixedly installed and connected above the bus PCB substrate area, and is electrically connected to a power grid through the main control PCB substrate and is connected to the equipment control center in a communication manner.
The back of the LED luminous display and transparent display dual-purpose device based on the multi-PCB substrate has no parts, and the back is a smooth plane of the whole PCB substrate; when the LED luminous display and transparent display dual-purpose device based on the multi-PCB substrate is used, the back of the LED luminous display and transparent display dual-purpose device based on the multi-PCB substrate is only required to be adhered to glass, and the operation is convenient, stable and reliable.
The utility model relates to an LED luminous display and transparent display dual-purpose device based on a plurality of PCB substrates, which comprises a luminous PCB substrate, a bus PCB substrate and a main control PCB substrate, wherein the main control PCB substrate is electrically connected to a power grid and is connected to an equipment control center in a communication way; the bus PCB substrate is used for conducting and connecting the luminous PCB substrate to the main control PCB substrate in a communication way; the main control PCB substrate is fixedly arranged above the front face of the main control PCB substrate. A plurality of LED conductive units are arranged on the luminous PCB substrate at intervals, and a plurality of LED lamp beads are respectively arranged on the front surface of each LED conductive unit to form an LED display area; the LED conductive units are arranged in parallel, and a transparent area is formed by the interval spaces among the LED conductive units; the LED lamp beads are directly welded and connected to the LED conductive unit, other auxiliary positioning structures are not required to be arranged, and the requirements of enough transparency and enough clear pixels can be met at the same time; the process is simple and the operation is convenient.
The LED light-emitting PCB substrate is also provided with a plurality of auxiliary ribs which are mutually perpendicular to the LED conductive units, and the plurality of auxiliary ribs divide the interval space between each LED conductive unit and the adjacent LED conductive units into a plurality of light holes, so that the LED light-emitting PCB substrate forms a net-shaped structure; the weight of the luminous PCB substrate can be reduced through the light holes, the consumption rate of raw materials is saved, and simultaneously, sound penetration and air convection are facilitated.
According to the LED luminous display and transparent display dual-purpose device based on the multi-PCB substrate, the LED transparent display screen can be formed by directly adhering the back surface of the device to glass; meanwhile, as the bus PCB substrate is fixedly connected to one end of the light-emitting PCB substrate, and the main control PCB substrate is fixedly arranged above the bus PCB substrate, the other end of the light-emitting PCB substrate can be cut at will according to the use requirement and the display area requirement; because the luminous PCB substrate is of a net structure, the luminous PCB substrate has certain flexibility, and can be bent to meet the use requirement of application occasions with curved surface display requirements.
The above description is only for illustrating the technical solution of the present utility model and not for limiting the utility model to the above-mentioned alternative embodiments, and other modifications and equivalent substitutions made by those skilled in the art to the technical solution of the present utility model, no matter any changes in shape or structure, should be covered in the scope of the claims of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.
Claims (10)
1. LED luminous display and transparent display dual-purpose device based on many PCB base plates, its characterized in that: the LED display device comprises a plurality of PCB substrates, wherein the plurality of PCB substrates at least comprise a luminous PCB substrate, a bus PCB substrate and a main control PCB substrate;
The main control PCB substrate is used for conducting connection to a power grid and communication connection to an equipment control center; the bus PCB substrate is used for conducting and connecting the luminous PCB substrate to the main control PCB substrate in a communication way;
A plurality of LED conductive units are arranged on the luminous PCB substrate at intervals, and a plurality of LED lamp beads are respectively arranged on the front surface of each LED conductive unit to form an LED display area;
The LED conductive units are arranged in parallel, and the spacing spaces among the LED conductive units form a transparent area.
2. The dual-purpose device for LED luminescent display and transparent display based on multiple PCB substrates of claim 1, wherein: the main control PCB substrate is fixedly arranged above the converging PCB substrate.
3. The dual-purpose device for LED luminescent display and transparent display based on multiple PCB substrates of claim 1, wherein: the luminous PCB substrate and the bus PCB substrate are formed by arranging the same PCB substrate according to functional partitions.
4. The dual-purpose device for LED luminescent display and transparent display based on multiple PCB substrates of claim 1, wherein: the width of the LED conductive unit is larger than or equal to the width of the LED lamp bead.
5. The dual-purpose device for LED luminescent display and transparent display based on multiple PCB substrates of claim 1, wherein: the LED light-emitting PCB substrate is characterized in that a plurality of auxiliary ribs perpendicular to the LED conductive units are further arranged on the LED light-emitting PCB substrate, and the plurality of auxiliary ribs divide the interval space between each LED conductive unit and the adjacent LED conductive unit into a plurality of light holes.
6. The dual-purpose device for LED luminescence display and transparent display based on multiple PCB substrates of claim 5, wherein: and the positions of the crossing points of each LED conductive unit and each auxiliary rib are respectively provided with an LED lamp bead.
7. The dual-purpose device for LED luminescence display and transparent display based on multiple PCB substrates of claim 5, wherein: the luminous PCB substrate is of a net-shaped structure formed by carving or punching a plurality of light holes on the PCB substrate by a hollowed carving process or a stamping process.
8. The dual-purpose device for LED luminescent display and transparent display based on multiple PCB substrates of claim 1, wherein: each LED conductive unit at least comprises three conductive lines, namely a positive power line, a negative power line and a control signal transmission line.
9. The dual-purpose device for LED luminescent display and transparent display based on multiple PCB substrates of claim 8, wherein: the input side and the output side of every LED lamp pearl set up three pad respectively, and every LED lamp pearl all is connected to three conductive lines through the pad welding.
10. The dual-purpose device for LED luminescent display and transparent display based on multiple PCB substrates of claim 8, wherein: the bus PCB substrate is internally provided with a positive power bus line, a negative power bus line and a control signal bus line, and the positive power line, the negative power line and the control signal line are connected to the main control PCB substrate through the positive power bus line, the negative power bus line and the control signal bus line respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322684687.2U CN220821001U (en) | 2023-09-28 | 2023-09-28 | LED luminous display and transparent display dual-purpose device based on multiple PCB substrates |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322684687.2U CN220821001U (en) | 2023-09-28 | 2023-09-28 | LED luminous display and transparent display dual-purpose device based on multiple PCB substrates |
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| Publication Number | Publication Date |
|---|---|
| CN220821001U true CN220821001U (en) | 2024-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322684687.2U Active CN220821001U (en) | 2023-09-28 | 2023-09-28 | LED luminous display and transparent display dual-purpose device based on multiple PCB substrates |
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| Country | Link |
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| CN (1) | CN220821001U (en) |
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2023
- 2023-09-28 CN CN202322684687.2U patent/CN220821001U/en active Active
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