CN102136228A - Seamless spliced standard LED unit board and LED display device - Google Patents

Abstract

The invention discloses a seamless splicing standard LED unit board and an LED display device. The standard LED unit board includes LED pixels arranged in a dot matrix; the regular dot matrix formed by the arrangement of each LED pixel has a shape similar to that of the standard The LED unit board is similar; the regular dot matrix partially overlaps with the standard LED unit board, and is fixedly installed on the standard LED unit board; the regular dot matrix is provided with a first overlapping portion and at least one edge portion; the standard The LED unit board is also provided with a second overlapping portion overlapping with the first overlapping portion; the edge portion is set as a row of LED pixels, and any LED pixel point of the edge portion is fixedly installed on the standard LED unit board, and a part of it is placed outside the standard LED unit board. The invention has simple splicing structure, good splicing effect, can be seamlessly spliced and displayed, and has good display effect.

Description

A seamlessly spliced standard LED unit board and LED display device

technical field

The invention relates to a lighting device, in particular to a standard LED unit board and an LED display device seamlessly spliced.

Background technique

At the present stage, under the circumstances of global pursuit of health, environmental protection pressure, and energy crisis, semiconductor lighting has been recognized by the world as an important way of health, energy saving and environmental protection, and its application scope is expanding at a faster speed.

In the prior art, LED display screens and LED cabinets are formed by splicing multiple LED unit boards with each other. Generally, the LED unit boards are arranged in a rectangular shape, and in order to facilitate installation, they are generally installed at the edge of the display surface of the LED unit board. Reserve a certain space for splicing, so that when the LED display screen or LED cabinet formed by splicing displays video images, the splicing connection lines are very obvious, which is easy to affect the display effect.

Therefore, there are defects in the prior art and need to be improved.

Contents of the invention

The technical problem to be solved by the present invention is to provide a seamlessly spliced standard LED unit board with simple splicing structure and good splicing effect, and a seamless splicing display using the standard LED unit board with good display effect LED display device.

The technical scheme of the present invention is as follows: a seamlessly spliced standard LED unit board, which includes LED pixels arranged in a dot matrix; the regular dot matrix formed by the arrangement of each LED pixel has a shape similar to that of the standard LED unit board Similar; the regular dot matrix partially overlaps with the standard LED unit board, and is fixedly installed on the standard LED unit board; the regular dot matrix is provided with a first overlapping portion and at least one edge portion; the standard LED unit board A second overlapping portion overlapping with the first overlapping portion is also provided; the edge portion is set as a row of LED pixels, and any LED pixel point of the edge portion is fixedly mounted on the standard LED unit board, and Some of them are placed outside the standard LED unit board.

Applied to the above technical solution, in the standard LED unit board, the standard LED unit board further includes at least one covering part outside the second overlapped part, and the covering part is compatible with another standard LED unit board. One edge of the regular dot matrix is adapted to splice two standard LED unit boards to form a dot matrix with regularly arranged LED pixels.

Applied to each of the above technical solutions, the standard LED unit board further includes at least one first installation unit for fixedly installing the standard LED unit board.

Applied to each of the above technical solutions, the standard LED unit board further includes at least one second installation unit; the second installation unit includes at least one installation part and at least one installation part, and another standard LED unit adjacent to it respectively The installation part and the installation part of the second installation unit of the LED unit board are suitable for installation.

Applied to each of the above technical solutions, in the standard LED unit board, the shape of the standard LED unit board is set as a rectangle, which includes at least three first installation units; and, the standard LED unit board deviates from the regular point On one side of the array, at least one rigid installation bar is evenly arranged, each of the first installation units is fixedly arranged on the upper part of each rigid installation bar, and each installation part is used to install the standard LED unit board.

Another technical solution of the present invention is a seamless splicing LED display device, which includes at least one LED box, and at least two standard LED unit boards described in any one of the above technical solutions, each standard LED unit board has a regular Arranged and fixedly installed on the LED box body.

Applied to the above technical solution, the LED display device further includes at least one LED light bar, an LED light bar is arranged between the two LED boxes, and a plurality of LED pixels are arranged on the LED light bar, Moreover, each LED pixel point of each standard LED unit board of the two LED boxes is arranged in a regular dot matrix.

Applied to each of the above technical solutions, in the LED display device, the LED light bar is provided with at least two sockets, and the LED box is correspondingly provided with a number of suitable sockets for fixedly installing the LED lamps. strip.

Applied to each of the above technical solutions, in the LED display device described above, an induction unit is also provided, and each standard LED unit board is provided with a corresponding induction component on its covering part, which is used for seamless splicing of each standard LED unit board, The splicing flatness is sensed and output to the sensing unit, and the sensing unit summarizes and outputs.

Applied to the above technical solutions, the LED display device also includes a detection circuit and a display unit; and, when each standard LED unit board is provided with a matching socket and plug, and each standard LED unit board is spliced and fixed The detection circuit is composed of socket and plug conduction detection sub-circuits; each detection sub-circuit is combined to form the detection circuit, and the detection circuit outputs the splicing connection structure to the display unit for display. .

By adopting the above scheme, the present invention sets the shape of each LED pixel arranged in a regular dot matrix to be similar to the standard LED unit board, the regular dot matrix partially overlaps with the standard LED unit board, and is fixedly installed In the standard LED unit board, and the regular dot matrix is provided with a first overlapping portion and at least one edge portion; the standard LED unit board is also provided with a second overlapping portion overlapping with the first overlapping portion; The edge portion is set as a row of LED pixel points, any LED pixel point of the edge portion is fixedly installed on the standard LED unit board, and a part of it is placed outside the standard LED unit board; each standard LED unit board The splicing structure is simple, and the splicing effect is good. More than two standard LED unit boards are spliced together to form a seamless splicing display, and the LED display device has a good display effect.

Description of drawings

Fig. 1 is the schematic diagram of the first embodiment of the standard LED unit board in the present invention;

FIG. 2 is a schematic diagram of Embodiment 1 of an LED display device in the present invention;

Fig. 3 is the schematic diagram of the second embodiment of the standard LED unit board in the present invention;

Fig. 4 is a schematic diagram of a third embodiment of a standard LED unit board in the present invention.

Detailed ways

The present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments.

Example 1

As shown in Figure 1, this embodiment provides a seamlessly spliced standard LED unit board, two or more of the standard LED units can be spliced together to form a standard rectangular LED display device, such as forming a Standard shape LED display.

Wherein, the standard LED unit board includes LED pixels 101 arranged in a dot matrix; the regular dot matrix formed by the arrangement of each LED pixel 101 is similar in shape to the standard LED unit board 102, for example, the regular dot matrix It is rectangular with the standard LED unit board, and is consistent with the length and width ratio of the LED unit board, wherein the shape and size of the regular lattice can be the same as the shape and size of the standard LED unit board, respectively .

In addition, the regular dot matrix partially overlaps with the standard LED unit board, and each LED pixel of the regular dot matrix is fixedly mounted on the standard LED unit board; wherein, the regular dot matrix is provided with a first overlapping portion and at least one edge; the standard LED unit board is provided with a second overlapped portion, wherein the first overlapped portion is completely overlapped with the second overlapped portion, that is, the first overlapped portion is the regular dot matrix and The overlapping part of the standard LED unit board, the first overlapping part is a part of the regular lattice, and the second overlapping part is the part of the plate overlapping with the first overlapping part on the standard LED unit board; The edge portion refers to the portion of the LED pixel dot matrix where the regular dot matrix does not overlap with the standard LED unit board; and, the edge portion is set as a row of LED pixel points, and the edge portion Any LED pixel point is fixedly installed on the standard LED unit board, and a part of the edge part is placed outside the standard LED unit board.

For example, as shown in Figure 1, the regular dot matrix is provided with two edge portions, each edge portion is set as a row of LED pixels, and any LED pixel point of each edge portion is fixedly installed on the standard LED unit board, A part of the edge portion is placed outside the standard LED unit board, so that the LED pixel points provided on each edge portion can cover up the splicing seam between two standard LED unit boards, especially when using When each LED pixel point displays an image, the light of each LED pixel point can further play the role of covering up, so that the LED display device formed by splicing can display seamlessly, and the display effect is better. For example, the two edges partly overlap, as shown in Figure 1, which is one LED pixel point at a right angle.

As shown in Figure 3, the standard LED unit board 102 is provided with three edges, each edge is set as a row of LED pixels, and any LED pixel on each edge is fixedly mounted on the standard LED unit board , a part of the edge package is placed outside the standard LED unit board; the standard LED unit board can be arranged at the edge of the rectangular display screen, and seamlessly spliced with the other three standard LED unit boards to form An LED display device for seamless display, the LED display device displays effects. For example, the three edges partially overlap, as shown in FIG. 3 , two LED pixels at right angles.

As shown in Figure 4 again, the standard LED unit board 102 is a rectangular LED unit board, which is provided with four edges, each edge is set as a row of LED pixels, and any LED pixel on each edge is fixed Installed on the standard LED unit board, the standard LED unit board can be arranged at the corner of the rectangular display screen, and seamlessly spliced with the other two standard LED unit boards to form a seamlessly displayed LED display device.

Or, as an example, the standard LED unit board further includes one or more covering parts in addition to the second overlapped part, wherein, the covering part and a regular dot matrix of another standard LED unit board If the edge parts are matched, then the covering part of one standard unit board is matched and connected with the edge of another standard LED unit board to form a seamlessly spliced LED display device, and the spliced LED display device Each of the LED pixels in the LED display is formed into a dot matrix of regularly arranged LED pixels.

Or, as another example, the standard LED unit board further includes one or more first installation units, and the first installation units are used for fixedly installing the standard LED unit board, for example, the first An installation unit can be a screw, a hook, a bolt, an installation hole, an installation groove, etc., and the standard LED unit can be installed and fixed on various installation media, such as walls, frames, etc.

Alternatively, the standard LED unit board further includes one or more second installation units, and the second installation unit includes one or more installation parts and one or more installation parts for two Adaptive installation and splicing between adjacent standard LED unit boards, wherein, the installation part is matched with the installation part of the second installation unit of another standard LED unit board, and the installation part is compatible with another standard LED unit board. The mounting parts of the second mounting unit of the unit board are suitable for installation, for example, the first mounting part includes matching screws and nuts, or matching pins and sockets, or buckles and slots etc., the second installation part can be arranged on the display back of the standard LED unit board, and can also be arranged on the edge or cover part of the standard LED unit board, so that the two standard LED unit boards are firmly fixed to each other, Moreover, the display effect is not affected.

For example, the standard LED unit board is shaped as a rectangle, which includes three or more first installation units, and each first installation unit can securely fix the standard LED unit board from three different directions; and , the side of the standard LED unit board away from the regular lattice, that is, the display back of the standard LED unit board, is also provided with one or more rigid mounting strips in a balanced manner, and the rigid mounting strips can support the standard LED The unit board plays the role of overall load-bearing, preventing deformation, etc., and each of the first installation units is fixedly arranged on the upper part of each rigid installation bar, and each of the first installation parts is used to install the standard LED unit board, so that through Each rigid installation strip enables the standard LED unit board to be installed stably; or, it also includes two or more rigid installation strips, each rigid installation strip is arranged opposite to the back of the display, and is connected to the back of the display Either side is fixed.

Example 2

As shown in Figure 2, on the basis of the above examples, this embodiment provides a seamless splicing LED display device, the LED display device includes one or more LED boxes, and the LED boxes are assembled to form The LED display device, and each LED box includes one or more standard LED unit boards described in any of the above embodiments, and the LED display device includes two or more of the above examples For the standard LED unit boards described in any embodiment, each standard LED unit board is regularly arranged and fixedly installed in each of the LED boxes; for example, as shown in Figure 2, a standard LED unit board 201 and a standard LED unit board 202 The LED display device 203 is formed by matching and splicing the edge parts or covering parts thereof. The standard LED unit board 201 and the standard LED unit board 202 can be respectively arranged in two different LED boxes, or, It can also be arranged in the same LED box.

Or, as an example, the LED display device further includes one or strip LED light bars, that is, one LED light bar is arranged between every two LED boxes, and the LED light bar is used for two The seamless splicing between the two LED boxes, the LED light bar is provided with several LED pixels, and the LED light bar can be pasted on the splicing place between the two LED boxes, and connected with the LED light bar The LED pixels of each standard LED unit board of the two LED boxes are arranged in a regular dot matrix, thereby covering the splicing between the two LED boxes, and, when lighting each LED pixel After lighting, the light of each LED pixel point can further cover the joint between the two LED boxes, so that the display effect of the LED display device is good.

Alternatively, the LED light bar is provided with two or more sockets, and the LED box is correspondingly provided with a number of suitable sockets, for example, the number of sockets corresponding to the number of sockets can be provided. By plugging each plug-in part into each plug-in position, the LED light bar can be firmly fixed on the LED display device, and the LED light bar can be connected with two adjacent spliced LED boxes at the same time. Fixed setting, or, it can also be fixed with only one of the LED cabinets.

Or, another example is that the LED display device is also provided with an induction unit, and each standard LED unit board is respectively provided with a corresponding induction assembly on its covering part, for example, each induction assembly is embedded in each standard LED unit The sensors on the board, each sensing component is used to sense the flatness of the splicing of each standard LED unit board when seamlessly splicing each standard LED unit board, and output the obtained sensing data to the sensing unit, by The induction unit is summarized and output, which can be output to each display unit for display, so that it can be known in time whether each standard LED unit board is spliced and whether it is flat, and the degree of flatness, so as to judge whether it will affect the splicing to form the LED display device. Display the effect, so as to decide whether to re-splicing, realize the intelligent feedback of splicing, and detect splicing faults in time.

Or, another example is that in the LED display device, it also includes a detection circuit and a display unit, and each detection circuit is used to detect the gap between each spliced standard LED unit board and each spliced LED box. Whether the power supply is turned on, and whether the signal is turned on; Among them, matching sockets and plugs can be set on each standard LED unit board, and the corresponding matching sockets and plugs can be connected while splicing each standard LED unit board. Each standard LED unit is connected to the power supply and the signal to each other, and when the standard LED unit boards are spliced and fixed to each other, the detection sub-circuit is conducted by the socket and the plug, and each detection sub-circuit is set on each standard LED unit board. Composing the detection circuit, each detection sub-circuit detection is responsible for detecting the connected state between the corresponding standard LED unit boards, and summarizing the detection result data through the path, and the detection circuit according to each detection result data, The splicing connection structure of the LED display device is generated and output to the display unit for display, so that the power supply and signal conduction of each standard LED unit and its splicing structure can be directly observed.

It should be noted that the mutual combination of the above technical features to form various embodiments should be regarded as the scope of the description of the present invention.

It should be understood that those skilled in the art can make improvements or changes based on the above description, and all these improvements and changes should belong to the protection scope of the appended claims of the present invention.

Claims (10)

1. A seamlessly spliced standard LED unit board, characterized in that it includes LED pixels arranged in a dot matrix; The regular dot matrix formed by the arrangement of each LED pixel point is similar to the standard LED unit board in shape; The regular dot matrix partially overlaps with the standard LED unit board, and is fixedly installed on the standard LED unit board; The regular dot matrix is provided with a first overlapping portion and at least one edge portion; The standard LED unit board is also provided with a second overlapping portion overlapping with the first overlapping portion; The edge portion is arranged as a row of LED pixels, any LED pixel point of the edge portion is fixedly installed on the standard LED unit board, and a part of them is placed outside the standard LED unit board. 2. The standard LED unit board according to claim 1, characterized in that, the standard LED unit board further comprises at least one covering part besides the second overlapping part, and the covering part and another standard LED One edge of the regular dot matrix of the unit board is suitable for splicing two standard LED unit boards to form a dot matrix with regularly arranged LED pixels. 3. The standard LED unit board according to claim 2, further comprising at least one first installation unit for fixedly installing the standard LED unit board. 4. The standard LED unit board according to claim 3, further comprising at least one second installation unit; the second installation unit includes at least one installation part and at least one installation part, and the other adjacent to it respectively The installation part and the installation piece of the second installation unit of a standard LED unit board are matched and installed. 5. The standard LED unit board according to claim 4, characterized in that, the standard LED unit board is shaped as a rectangle, which includes at least three first installation units; and, the standard LED unit board faces away from the On one side of the regular dot matrix, at least one rigid installation bar is evenly arranged, each of the first installation units is fixedly arranged on the upper part of each rigid installation bar, and each installation part is used to install the standard LED unit board. 6. A seamless splicing LED display device, characterized in that it includes at least one LED box, and at least two standard LED unit boards as claimed in any one of claims 1 to 5, each standard LED unit board is regularly arranged and It is fixedly installed on the LED box body. 7. The LED display device according to claim 6, further comprising at least one LED light bar, one said LED light bar is arranged between two said LED boxes, said LED light bar is provided with several LED lights pixel points, and are arranged in a regular lattice with each LED pixel point of each standard LED unit board of the two LED boxes. 8. The LED display device according to claim 7, wherein the LED light bar is provided with at least two plug-in parts, and the LED box body is correspondingly provided with several suitable plug-in positions for fixedly installing the LED strips. 9. The LED display device according to claim 8, characterized in that an induction unit is also provided, and each standard LED unit board is provided with a corresponding induction assembly on its covering part, which is used for seamlessly splicing each standard LED unit board. , the splicing flatness is sensed and output to the sensing unit, and the sensing unit summarizes and outputs. 10. The LED display device according to claim 9, characterized in that it also includes a detection circuit and a display unit; and, each standard LED unit board is provided with a suitable socket and plug, and each standard LED unit board is spliced together When fixed, the socket and the plug conduction detection sub-circuit; each detection sub-circuit is combined to form the detection circuit, and the detection circuit outputs the splicing connection structure to the display unit for display.

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