Separated holographic transparent screen lamp panel

Abstract

The utility model discloses a separated holographic transparent screen lamp panel which comprises a PCB (printed circuit board) substrate, a plurality of row driving modules and a plurality of column driving modules, wherein the row driving modules and the column driving modules are mounted on the PCB substrate; each row driving module comprises a decoding tube and a plurality of driving tubes respectively connected with the decoding tube; each driving tube is connected with a row of lamp beads; each driving tube is independently installed on the PCB substrate, and the decoding tube is independent of the driving tubes and is installed on the PCB substrate. According to the utility model, the lamp beads, the row driving module and the column driving module are separately designed, the decoding tubes and the driving tubes in the row driving module are separately designed and installed, and the driving tubes corresponding to each row of lamp beads are independently installed, namely the separated driving tubes are simple in circuit wiring, rapid in heat dissipation and low in temperature rise of the driving tubes, so that long-term stable work of the holographic transparent screen is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of transparent display screens, in particular to a separated holographic transparent screen light board. Background Art

[0002] Holographic transparent screens are mainly used in glass curtain walls, transparent kitchen windows, etc., especially the transparent windows of street shops are used for lighting. Conventional LED display screens installed on them will not be light-transparent, thus affecting the lighting effect of the transparent windows.

[0003] The existing holographic transparent screen is mainly designed based on the integrated lamp bead, which is a design that integrates the lamp bead and the driver chip. This design has a simple circuit but high cost. In addition, the lamp bead and the driver chip will affect each other when they generate heat during operation, resulting in poor working stability. In addition, there are also lamp beads and driver chips designed separately on the market, but their driver chips have the problem of heat concentration during operation, which is not conducive to the long-term stable operation of the holographic transparent screen. Utility Model Content

[0004] The purpose of the utility model is to provide a separate holographic transparent screen light board, by separately designing the lamp beads, row drive modules, and column drive modules, the decoding tube and the drive tube in the row drive module are separately designed and installed, and the drive tube corresponding to each row of lamp beads is installed separately, that is, a separate drive tube, the circuit wiring is simple, the heat dissipation of the drive tube is fast, the temperature rise is low, which is conducive to the long-term stable operation of the holographic transparent screen.

[0005] In order to achieve the above purpose, the following technical solutions are adopted:

[0006] A separate holographic transparent screen light board includes a PCB substrate, and a plurality of row drive modules and a plurality of column drive modules installed on the PCB substrate; each row drive module includes a decoding tube and a plurality of drive tubes respectively connected to the decoding tube; each drive tube is connected to a row of lamp beads; each drive tube is independently installed on the PCB substrate, and the decoding tube is installed on the PCB substrate independently of the drive tube.

[0007] Preferably, the PCB substrate is also provided with a socket connected to the outside, and a signal amplifying module connected to the socket; the signal amplifying module outputs one path to a plurality of row driving modules, and another path to a plurality of column driving modules.

[0008] Preferably, the plurality of row driving modules and the plurality of column driving modules are arranged on the back side of the PCB substrate, and the lamp beads are arranged on the front side of the PCB substrate.

[0009] Preferably, the plurality of driving tubes are arranged along the width direction of the PCB substrate, and the plurality of lamp beads in each row are arranged along the length direction of the PCB substrate.

[0010] Preferably, the driving tube is a PMOS tube.

[0011] Preferably, the back side of the PCB substrate is divided into a first area and a second area; the plurality of row driver modules, the socket strips, and the signal amplification module are arranged in the first area; the second area is provided with a plurality of light-transmitting heat dissipation holes extending through the front side of the PCB substrate, and a plurality of column driver modules are arranged at intervals between the plurality of light-transmitting heat dissipation holes in the second area.

[0012] By adopting the above scheme, the beneficial effects of the utility model are:

[0013] The utility model designs the lamp beads, the row driving module and the column driving module separately, designs and installs the decoding tube and the driving tube in the row driving module separately, and installs the driving tube corresponding to each row of lamp beads separately, i.e., separate driving tubes, has simple circuit wiring, fast heat dissipation of the driving tubes, and low temperature rise, which is beneficial to the long-term stable operation of the holographic transparent screen. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a principle block diagram of the utility model;

[0015] Figure 2 This is a schematic diagram of the back structure of the light board of the utility model;

[0016] Figure 3 This is a schematic diagram of the front structure of the light board of the utility model;

[0017] The accompanying drawings illustrate:

[0018] 1—PCB substrate, 2—row driver module,

[0019] 3—column driver module, 4—lamp beads,

[0020] 5—Socket strip, 6—Signal amplifier,

[0021] 7—light-transmitting heat dissipation hole, 21—decoding tube,

[0022] 22—Drive pipe. DETAILED DESCRIPTION

[0023] The present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are only used to explain the present invention, rather than to limit the present invention. It should also be noted that, for ease of description, only the parts related to the present invention, rather than all structures, are shown in the accompanying drawings.

[0024] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0025] In the description of this embodiment, the terms "upper", "lower", "left", "right" and other directions or positional relationships are based on the directions or positional relationships shown in the drawings, and are only for the convenience of description and simplified operation, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation of the present invention. In addition, the terms "first" and "second" are only used to distinguish in the description and have no special meaning.

[0026] Reference Figures 1 to 3 As shown, the utility model provides a separate holographic transparent screen light board, including a PCB substrate 1, and a plurality of row driving modules 2 and a plurality of column driving modules 3 installed on the PCB substrate 1; the column driving module 3 is used to drive a certain lamp bead 4 or multiple lamp beads 4 in a column of lamp beads 4 to work, etc.

[0027] Each row driving module 2 includes a decoding tube 21 and a plurality of driving tubes 22 respectively connected to the decoding tube 21; each driving tube 22 is connected to a row of lamp beads 4; the decoding tube 21 is used to convert the signal to the driving tube 22, and the driving tube 22 drives the lamp beads 4 to light up through the forward voltage. In a specific embodiment, the driving tube 22 is a PMOS tube. Each driving tube 22 is independently mounted on the PCB substrate 1, and the decoding tube 21 is independently mounted on the PCB substrate 1 from the driving tube 22. The utility model has the advantages of heat dispersion, simple circuit wiring, stable performance, and reliable quality by designing a separate driving tube 22.

[0028] In addition, the PCB substrate 1 is also provided with a socket 5 connected to the outside, and a signal amplification module connected to the socket 5; the signal amplification module outputs one path to a plurality of row drive modules 2, and the other path to a plurality of column drive modules 3. Specifically, the signal amplification module includes four signal amplifiers 6. The separate holographic transparent screen light board provided by the utility model inputs an external control signal through the socket 5, which is divided into two paths when passing through the signal amplification module, one of which is output to the row drive module 2, and the other is output to the column drive module 3. The signal amplification module is used to amplify the signal to avoid signal distortion or weakening due to line transmission loss.

[0029] The plurality of row driving modules 2 and the plurality of column driving modules 3 are arranged on the back of the PCB substrate 1, and the lamp beads 4 are arranged on the front of the PCB substrate 1. The plurality of driving tubes 22 are arranged along the width direction of the PCB substrate 1, and the plurality of lamp beads 4 in each row are arranged along the length direction of the PCB substrate 1.

[0030] The back side of the PCB substrate 1 is divided into a first area and a second area; the plurality of row driver modules 2, the socket strip 5, and the signal amplification module are arranged in the first area; the second area is provided with a plurality of light-transmitting heat dissipation holes 7 extending through the front side of the PCB substrate 1, and a plurality of column driver modules 3 are arranged at intervals between the plurality of light-transmitting heat dissipation holes 7 in the second area.

[0031] In another specific embodiment, please continue to refer to Figure 2 , 3 , 16 rows of lamp beads 4 are arranged on the front of the PCB substrate 1 , and the corresponding driving tubes 22 are arranged to be 16. The row driving modules 2 are arranged to be 2, and each row driving module 2 includes 1 decoding tube 21 and 8 driving tubes 22 .

[0032] The above are only preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model. Obviously, the above embodiments of the present utility model are only examples for clearly illustrating the present utility model, and are not limitations on the implementation methods of the present utility model. For ordinary technicians in the relevant field, various obvious changes, readjustments and substitutions can be made without departing from the protection scope of the present utility model. It is not necessary and impossible to list all implementation methods here. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present utility model should be included in the protection scope of the claims of the present utility model.

Claims

1. A separate holographic transparent screen light board, characterized in that: It includes a PCB substrate, and a plurality of row drive modules and a plurality of column drive modules installed on the PCB substrate; each row drive module includes a decoding tube and a plurality of drive tubes respectively connected to the decoding tube; each drive tube is connected to a row of lamp beads; each drive tube is independently installed on the PCB substrate, and the decoding tube is installed on the PCB substrate independently of the drive tube.

2. The detachable holographic transparent screen light board according to claim 1 is characterized in that: The PCB substrate is also provided with a socket connected to the outside and a signal amplifying module connected to the socket; the signal amplifying module outputs one way to a plurality of row driving modules and another way to a plurality of column driving modules.

3. The detachable holographic transparent screen light board according to claim 2 is characterized in that: The plurality of row driving modules and the plurality of column driving modules are arranged on the back side of the PCB substrate, and the lamp beads are arranged on the front side of the PCB substrate.

4. The detachable holographic transparent screen light board according to claim 3 is characterized in that: The plurality of driving tubes are arranged along the width direction of the PCB substrate, and the plurality of lamp beads in each row are arranged along the length direction of the PCB substrate.

5. The separate holographic transparent screen light board according to claim 1 is characterized in that: The driving tube is a PMOS tube.

6. The detachable holographic transparent screen light board according to claim 3 is characterized in that: The back side of the PCB substrate is divided into a first area and a second area; the plurality of row drive modules, the socket strips, and the signal amplification module are arranged in the first area; the second area is provided with a plurality of light-transmitting heat dissipation holes extending through the front side of the PCB substrate, and a plurality of column drive modules are arranged at intervals between the plurality of light-transmitting heat dissipation holes in the second area.

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