CN212084558U

CN212084558U - LED display panel and framework of LED display screen

Info

Publication number: CN212084558U
Application number: CN202020479651.4U
Authority: CN
Inventors: 丛玉伟; 邓梦龙; 赵春雷
Original assignee: Dongguan Aet Display Technology Co ltd
Current assignee: Dongguan Aet Display Technology Co ltd
Priority date: 2020-04-03
Filing date: 2020-04-03
Publication date: 2020-12-04
Anticipated expiration: 2030-04-03

Abstract

The utility model discloses a framework of LED display panel and LED display screen. The LED display panel comprises LED display modules and a data board, wherein at least one LED display module is spliced into a sub-screen body in an M x N mode, and the data board is arranged on the back of the sub-screen body; the data board is provided with a power supply inlet, a control signal receiving module and a display signal receiving module; the data board receives electric energy through the power supply inlet and outputs the electric energy to the LED display module; the data board receives the control signal through the control signal receiving module and converts and outputs the control signal to the LED display module; the data board receives the display signal through the display signal receiving module and converts and outputs the display signal to the LED display module. In the LED display panel, the electric energy connection, the control signal connection and the display signal connection among a plurality of LED display modules can be realized through the data board, and general engineering technicians can operate without installing and debugging on site by professional technicians.

Description

LED display panel and framework of LED display screen

Technical Field

The utility model relates to a LED shows technical field, especially indicates a framework of LED display panel and LED display screen.

Background

The LED display screen is formed by splicing a plurality of LED display modules. The LED display module comprises a display module (also called a display lamp panel), a box body, a receiving card, a data adapter plate, a power supply and other accessories, wherein the display modules are spliced and installed on a display surface of the box body, and the receiving card, the data adapter plate, the power supply and the other accessories are installed on the box body and drive the display modules to operate.

As shown in fig. 1, the conventional LED display screen includes a display signal structure, a control signal structure and a power supply structure.

The display signal architecture comprises a display signal source, a data processing device, an LED sending card and an LED display screen. A display signal source: namely a video output device, for inputting display signals to the LED display screen. A data processing device: various display signal sources are converted into HDMI or DVI data for LED transmitting cards, including mosaic, matrix, graphic processor and other coding and decoding equipment. LED send card: the display system special for the LED display screen receives display data input by the front end and transmits corresponding display signals to a receiving card in the LED display module through a network cable.

The control signal architecture comprises a controller and an LED display screen. A controller: the device for controlling signal output is used for controlling display parameters of the LED display screen, and the display parameters comprise brightness, contrast, coordinates and the like. The controller is connected with the LED display modules in the LED display screen one by one through the USB lines.

The power supply framework comprises a power supply and an LED display screen. A power supply: namely, a device for outputting electric energy, which is used for supplying power to the LED display screen. The power supply is connected with the plurality of groups of LED display modules through power lines, and each group of LED display modules are connected in series.

The existing LED display screen framework has high installation difficulty and high professional requirements on installation personnel. The method is mainly characterized in that:

(1) many wires are needed for connecting the LED display modules, and the wires are various in types.

(2) In the process of installing and designing the screen, the carrying of the sending card and the carrying of the single network port of the sending card must be considered, so that the wiring mode of the display signal data lines of the LED display module and the number of sending boxes are calculated.

(3) When a plurality of display signals need to be displayed on a screen or the screen is large and needs to be spliced by a plurality of sending boxes, splicing control, a processor, a matrix or coding and decoding equipment must be added in the middle to project a plurality of images onto the screen or splice a plurality of sending boxes for display.

(4) The LED display modules need to be input with control signals one by one, which wastes time and labor.

(5) The voltage of a power supply, the wiring of a power line and the connection mode need to be comprehensively considered according to the screen power and the loading of a cable; in addition, the connecting wires of the general LED display module are all special wires and are not common in the market.

(6) When a power supply and a signal are integrated, the power and signal transmission aspects need to be comprehensively considered in a loading mode, and the requirement on the speciality is stronger.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is according to above-mentioned prior art not enough, provides a framework of LED display panel and LED display screen, has solved the inconvenient and inefficiency problem of installation.

The technical scheme of the utility model is realized like this:

the LED display panel comprises LED display modules and a data board, wherein at least one LED display module is spliced into a sub-screen body in an M x N mode, M is not less than 1, N is not less than 1, and the data board is arranged on the back of the sub-screen body; the data board is provided with a power supply inlet, a control signal receiving module and a display signal receiving module; the data board receives electric energy through the power supply inlet and outputs the electric energy to the LED display module; the data board receives a control signal through the control signal receiving module and converts and outputs the control signal to the LED display module; the data board receives a display signal through the display signal receiving module and converts and outputs the display signal to the LED display module.

Further, the power inlet is one or both of a DC interface, an AC interface.

Further, the control signal receiving module is any one or a combination of a USB interface, a network cable interface, an infrared receiver and a bluetooth receiver.

Further, the display signal receiving module is any one or a combination of more than one of an HDMI interface, a DVI interface, a VGA interface, a USB interface, a network cable interface and a wireless network receiver.

The framework of the LED display screen comprises a power supply, a controller, a display signal source and the LED display panel, and is characterized in that: at least one LED display panel is spliced into an LED display screen in a P-Q mode, P is more than or equal to 1, and Q is more than or equal to 1; and the power supply inlet, the control signal receiving module and the display signal receiving module of the LED display panel are respectively connected with the power supply, the controller and the display signal source.

Further, the controller is any one or combination of a computer, a tablet computer, a smart phone and a remote controller; the display signal source is any one or combination of a plurality of cameras, computers, DVD players, video recorders and televisions.

The LED display screen framework comprises a power supply, a controller, a display signal source, data processing equipment and the LED display panels, wherein at least one LED display panel is spliced into one LED display screen in a P-Q mode, P is more than or equal to 1, and Q is more than or equal to 1; the power supply inlet, the control signal receiving module and the display signal receiving module of the LED display panel are respectively connected with the power supply, the controller and the data processing equipment; the data processing device is connected with the display signal source.

Adopt above-mentioned technical scheme, the beneficial effects of the utility model reside in that:

(1) in the LED display panel, the electric energy connection, the control signal connection and the display signal connection among a plurality of LED display modules can be realized through the data board, the connection mode among the LED display modules is not required to be set on site, and the general engineering technical personnel can operate without installing and debugging on site by professional technical personnel.

(2) In the framework, each LED display panel can realize the connection of electric energy, control signals and display signals only by one power line, one control signal data line and one display signal data line, or realize the connection of the control signals and the display signals by a wireless communication technology, thereby reducing the use of wires; meanwhile, the wire adopts a standard wire, and the wireless communication technology adopts a standard protocol, so that the wire is convenient to adapt to equipment; moreover, the design of wires of a power supply and signal integrated machine does not exist, and the specialty is not strong

(3) In the framework, a display signal is sent to the LED display panel, and a middle sending box device and a link of connecting a network cable between the sending box and a conventional LED display module are omitted, so that sending card loading and sending card single-network-port loading are not considered in the screen installation design process, the routing mode of data lines of the LED display module and the quantity of the sending boxes are not calculated, and the professional requirement on installation is reduced.

(4) In the framework, when no data processing equipment is provided, the display signal of the display signal source can be directly input into the LED display panel, so that independent display of a single LED display panel can be realized, plug and play are realized, and the operation is simple; meanwhile, each LED display panel can correspondingly receive a display signal of a display signal source, and independent display of a plurality of LED display panels is realized.

(5) In the framework, when data processing equipment is provided, the display signals of one or more display signal sources can be converted by the data processing equipment and input into one or more LED display panels, so that independent display of one or more LED display panels or splicing display of a plurality of LED display panels is realized.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic diagram of a conventional LED display screen.

Fig. 2 is a front view of the LED display panel in the first embodiment.

Fig. 3 is a back view of the LED display panel in the first embodiment.

Fig. 4 is a schematic diagram of an LED display screen according to a second embodiment.

Fig. 5 is a schematic diagram of an LED display screen according to a third embodiment.

In the figure, 10-LED display panel, 11-LED display module, 12-data board, 13-control signal receiving module, 14-display signal receiving module, 15-power inlet, 20-power supply, 30-controller, 40-display signal source and 50-data processing equipment.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 2-3, the utility model provides a first embodiment, LED display panel 10, including LED display module 11 and data board 12, at least one LED display module 11 splices into a sub-screen body with M × N mode, and first embodiment M =2, N = 2. The data board 12 is arranged on the back of the sub-screen body; the data board 12 is provided with a power inlet 15, a control signal receiving module 13, and a display signal receiving module 14.

The data board 12 receives electric energy through the power inlet 15 and outputs the electric energy to the LED display module 11; the data board 12 receives the control signal through the control signal receiving module 13, and converts and outputs the control signal to the LED display module 11; the data board 12 receives the display signal through the display signal receiving module 14, and converts the display signal to output to the LED display module 11.

The power inlet 15 is one or both of a DC interface, an AC interface. In the first embodiment, the power inlet 15 is preferably an AC interface. After receiving the electric energy, the data board 12 may directly output the electric energy to the LED display module 11, and the electric energy is converted by a driving power supply inside the LED display module 11. Or, after the data board 12 receives the electric energy, the driving power supply inside the data board 12 converts the electric energy, and outputs the converted electric energy to the LED display module 11 for direct use.

The control signal receiving module 13 is any one or a combination of a USB interface, a network cable interface, an infrared receiver, and a bluetooth receiver. In the first embodiment, the control signal module is preferably a USB interface. The control signal receiving module 13 receives the control signal, and then adjusts display parameters of the LED display panel 10, such as brightness, contrast, color temperature, and coordinates.

The display signal receiving module 14 is any one or a combination of more of an HDMI interface, a DVI interface, a VGA interface, a USB interface, a network cable interface, and a wireless network receiver. In the first embodiment, the display signal receiving module 14 is preferably an HDMI interface. The display signal receiving module 14 receives the display signal, so that the LED display panel 10 displays an image or a video.

As shown in fig. 4, in the second embodiment of the present invention, the LED display screen structure includes a power supply 20, a controller 30, a display signal source 40 and the LED display panel 10 according to the second embodiment, at least one LED display panel 10 is spliced into an LED display screen in a P × Q manner, in the second embodiment, P =2, and Q = 2.

The power inlet 15, the control signal receiving module 13, and the display signal receiving module 14 of the LED display panel 10 are respectively connected to the power supply 20, the controller 30, and the display signal source 40.

The controller 30 is any one or combination of a computer, a tablet computer, a smart phone and a remote controller; the display signal source 40 is any one or combination of multiple video cameras, computers, DVD players, video recorders and televisions. It should be noted that: the controller 30 is used for adjusting display parameters of the LED display panel 10, such as brightness, contrast, color temperature, coordinates, etc., and when the adjustment of the display parameters is completed, the controller 30 can be removed, and the LED display panel 10 can still display normally; meanwhile, as long as the display signal of the display signal source 40 is adapted to the LED display panel 10, the display signal can be directly displayed on the LED display panel 10.

In the second embodiment, four display signal sources 40 are respectively connected to the four LED display panels 10, so that the four LED display panels 10 independently display. It should be noted that: the skilled person can reduce the number of display signal sources 40 according to actual requirements.

As shown in fig. 5, in the third embodiment of the present invention, the LED display screen structure includes a power supply 20, a controller 30, a display signal source 40, a data processing device 50, and the LED display panel 10 according to the second embodiment, at least one LED display panel 10 is spliced into an LED display screen in a P × Q manner, where P =2 and Q =2 in the third embodiment.

The power inlet 15, the control signal receiving module 13 and the display signal receiving module 14 of the LED display panel 10 are respectively connected to the power supply 20, the controller 30 and the data processing device 50. The data processing device 50 is connected to the display signal source 40.

The controller 30 is any one or combination of a computer, a tablet computer, a smart phone and a remote controller; the display signal source 40 is any one or combination of multiple video cameras, computers, DVD players, video recorders and televisions. It should be noted that: the controller 30 is used to adjust the display parameters of the LED display panel 10, such as brightness, contrast, color temperature, coordinates, etc., and when the adjustment of the display parameters is completed, the controller 30 can be removed, and the LED display panel 10 can still display normally.

In the third embodiment, one display signal source 40 is connected to the data processing device 50, and the data processing device 50 is connected to four LED display panels 10, so that one or more LED display panels 10 can display independently, or a plurality of LED display panels 10 can display in a tiled manner, and the display mode can be set by the data processing device 50 according to actual needs. It should be noted that: the skilled person can increase or decrease the number of display signal sources 40 according to the actual need.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

LED display panel, including LED display module assembly and data board, its characterized in that: at least one LED display module is spliced into a sub-screen body in an M x N mode, M is more than or equal to 1, N is more than or equal to 1, and the data board is installed on the back of the sub-screen body; the data board is provided with a power supply inlet, a control signal receiving module and a display signal receiving module; the data board receives electric energy through the power supply inlet and outputs the electric energy to the LED display module; the data board receives a control signal through the control signal receiving module and converts and outputs the control signal to the LED display module; the data board receives a display signal through the display signal receiving module and converts and outputs the display signal to the LED display module.
2. The LED display panel of claim 1, wherein: the power inlet is one or both of a DC interface, an AC interface.
3. The LED display panel of claim 1, wherein: the control signal receiving module is any one or combination of a USB interface, a network cable interface, an infrared receiver and a Bluetooth receiver.
4. The LED display panel of claim 1, wherein: the display signal receiving module is any one or combination of more of an HDMI interface, a DVI interface, a VGA interface, a USB interface, a network cable interface and a wireless network receiver.
The framework of the LED display screen comprises a power supply, a controller, a display signal source and the LED display panel according to any one of claims 1 to 4, and is characterized in that: at least one LED display panel is spliced into an LED display screen in a P-Q mode, P is more than or equal to 1, and Q is more than or equal to 1; and the power supply inlet, the control signal receiving module and the display signal receiving module of the LED display panel are respectively connected with the power supply, the controller and the display signal source.
6. The architecture of the LED display screen of claim 5, wherein: the controller is any one or combination of a computer, a tablet computer, a smart phone and a remote controller; the display signal source is any one or combination of a plurality of cameras, computers, DVD players, video recorders and televisions.
The framework of the LED display screen comprises a power supply, a controller, a display signal source, a data processing device and the LED display panel according to any one of claims 1 to 4, and is characterized in that: at least one LED display panel is spliced into an LED display screen in a P-Q mode, P is more than or equal to 1, and Q is more than or equal to 1; the power supply inlet, the control signal receiving module and the display signal receiving module of the LED display panel are respectively connected with the power supply, the controller and the data processing equipment; the data processing device is connected with the display signal source.
8. The architecture of the LED display screen of claim 7, wherein: the controller is any one or combination of a computer, a tablet computer, a smart phone and a remote controller; the display signal source is any one or combination of a plurality of cameras, computers, DVD players, video recorders and televisions.