CN105810111A - Control box, LED display unit and LED display screen - Google Patents

Abstract

The invention discloses a control box. The control box comprises an integrated cable, wherein the integrated cable comprises a cable body, a power signal integrated connector connected to the cable body, a signal connector and a switch power connector; the integrated cable is used for controlling input and output of external power signals of the control box, and current transmission and signal transmission among components in the control box; intricate cables are highly integrated to be an integrally-molded cable, so that the control box is small in occupied space and convenient to mount. The invention also provides an LED display unit; all the cables are integrated in a display unit box body; the display unit is neat in appearance, free of excess cables, high in integration level, convenient to mount, easy to maintain and free of installation or guidance of professional staff. The invention further provides an LED display screen. The LED display screen is convenient to mount; units of the LED display screen are tightly connected with each other.

Description

A control box, LED display unit and LED display

technical field

The invention belongs to the technical field of LED display screens, and in particular relates to a control box, an LED display unit and an LED display screen.

Background technique

Due to its eye-catching, flexible content, simple control, and long service life of light-emitting elements, LED display screens have been widely used in various public places, such as media advertisements, live broadcasts of programs and events, traffic instructions, information release, etc.

With the continuous expansion of the application field of LED display screens and the interactive integration with technologies in other fields, the functions of LED display products have become increasingly rich, and the structure and electrical performance have become more and more complex. At this time, there are more and more connecting cables for electrical and control between LED displays or between LED display products and the outside. On the one hand, the intricate cables affect the convenience of use and clean appearance of the display screen, and on the other hand, they will also bring certain safety hazards. If the cable is accidentally loosened or damaged under some external force, it will affect the normal display and work of the LED display, and have a great impact on the stability of the display. People around the LED display bring certain security threats. At the same time, the complicated cable connection method on the back of the LED display makes people who are in contact with the product for the first time and laymen do not know where to start. Professionals are required to install or guide on-site, which increases the cost of labor installation and affects the popularity of the product to a certain extent. sex.

Contents of the invention

For this reason, the technical problem to be solved by the present invention is that the wiring of the LED display screen in the prior art is complicated, there are potential safety hazards, and it is difficult to install, so a control box, an LED display unit and an LED display unit with beautiful appearance, high safety performance and simple assembly are proposed LED display.

In order to solve the problems of the technologies described above, the technical solution of the present invention is:

The present invention provides a control box, which includes an integrated cable, and the integrated cable is composed of a cable body, a power signal integration connector connected to the cable body, a signal connector and a switch power connector.

Preferably, it also includes a control board and a switching power supply, the control board and the switching power supply, the control board is connected to the power signal integration connector and the signal connector, and the switching power supply is connected to the switching power supply connector.

Preferably, the cable body is a closed coil, and there are four power signal integration connectors, which are respectively arranged on four sides of the cable body.

Preferably, it also includes a control box cover plate and a control box bottom shell, the integrated cable, the control main board and the switching power supply are packaged between the control box cover plate and the control box bottom shell, and the cable body is wound around the The inner periphery of the bottom case of the control box, the control board and the switching power supply are arranged inside the closed coil formed by the cable body.

The present invention also provides an LED display unit, which includes a control box, the control box is fixed in the display unit box, and the side wall of the display unit box corresponds to the power signal integration connector of the control box. Connectors to match the interface.

Preferably, the display unit further includes a display panel, and the display panel covers the display unit casing.

Preferably, the display unit further includes an interface cover plate, and the interface cover plate is used to shield the temporarily unused interfaces of the unit box during operation.

Preferably, an accommodating groove for accommodating the control box is provided at the bottom of the display unit box, and supporting and limiting columns are arranged around the accommodating groove, and the supporting and limiting columns are used to support the display panel.

The present invention also provides an LED display screen, which includes at least two LED display units, and the adjacent display units are connected through a power signal integration joint hidden inside the LED display unit, and the power signal integration joints of the two display units are connected by Adapter connection.

Preferably, the LED display screen also includes a main line of the display screen, the main line of the display screen is connected to an LED display unit, and the main line is the only cable visible from the outside of the entire assembled LED display screen.

The above technical solution of the present invention has the following advantages compared with the prior art:

(1) The control box of the present invention includes an integrated cable, and the integrated cable is composed of a cable body, a power signal integration connector connected to the cable body, a signal connector and a switching power connector. The integrated cable is responsible for the input and output of the external power supply signal of the control box, the current transmission and signal transmission between the internal components, and highly integrates the intricate cables into an integrated cable, which occupies a small space and is easy to install.

(2) The control box of the present invention also includes a control board and a switching power supply, the control board and the switching power supply, the control board is connected to the power signal integration connector and the signal connector, and the switching power supply is connected to the The switching power supply connector described above. The control box integrates a power supply, a control main board, and almost all wires. During later maintenance, the control box can be simply replaced as a whole, and the disassembly and assembly are convenient and fast.

(3) In the control box of the present invention, there are 4 power signal integration connectors, which are respectively arranged on the four sides of the cable body and distributed in the four directions of the control box, up, down, left, and right, to facilitate the connection of the subsequent LED display unit .

(4) The LED display unit of the present invention includes a control box, the control box is fixed in the display unit box, and the side wall of the display unit box is provided with an interface corresponding to the power signal integration connector of the control box. The cables are all integrated in the display unit box, the display unit has a neat appearance, no redundant cables, the display unit is highly integrated, easy to install, easy to maintain, and does not require professional installation or guidance.

(5) The LED display unit according to the present invention, the display unit further includes an interface cover plate, and the interface cover plate is used to shield the interface. When there is an unused power signal integrated connector in the display unit, the interface is covered with an interface cover to hide the interface, which improves the safety performance of the display unit and further improves the aesthetics of the appearance.

(6) The LED display screen of the present invention comprises at least two LED display units, adjacent display units are connected by power signal integration joints, and the power signal integration joints between two display units are connected by adapters. During installation, after inserting an adapter into one display unit, and then inserting another display unit, the installation is convenient, and the adapter is hidden between the two display units, and the adjacent display units are closely connected.

Description of drawings

In order to make the content of the present invention more easily understood, the present invention will be described in further detail below according to specific embodiments of the present invention in conjunction with the accompanying drawings, wherein

Fig. 1 is a schematic structural diagram of the control box described in Embodiment 1 of the present invention;

Fig. 2 is a schematic diagram of the assembly structure of the control box described in Embodiment 1 of the present invention;

Fig. 3 is a schematic diagram of the cable structure in the control box according to Embodiment 1 of the present invention;

4 is a schematic structural diagram of the LED display unit described in Embodiment 2 of the present invention;

5 is a schematic structural view of the LED display unit and the interface cover described in Embodiment 2 of the present invention;

Fig. 6 is a schematic diagram of the installation of the LED display screen described in Embodiment 3 of the present invention;

7 is a schematic diagram of the installation of the LED display screen described in Embodiment 4 of the present invention;

Fig. 8 is a schematic structural diagram of the LED display screen according to Embodiment 5 of the present invention.

The reference signs in the figure are represented as: 1-control box; 10-integrated cable; 101-cable body; 102-power signal integrated connector; 103-signal connector; 104-switching power connector; 11-control board; 12- Switching power supply; 13-control box cover; 14-control box bottom shell; 2-display unit box; 21-interface; 22-accommodating slot; 23-supporting limit column; 3-display panel; board; 5-adapter; 6-main line.

detailed description

Example 1

As shown in Figure 1-2, this embodiment provides a control box 1, the control box 1 includes an integrated cable 10, a control board 11 and a switching power supply 12, and also includes a control box cover 13 and a control box bottom shell 14 , the integrated cable 10, the control board 11, and the switching power supply 12 are packaged between the control box cover 13 and the control box bottom case 14, and the control board 11 and the switching power supply 12 are fixedly installed on the control box The box bottom shell 14, the two ends of the control board 11 are provided with accommodating positions for the switching power supply 12, the control box cover plate 13 is fastened to the control box bottom shell 14, the control box cover plate 13 is connected to the control box bottom The shells 14 are fixedly connected by screws.

As shown in Figure 3, the integrated cable 10 is composed of a cable body 101, a power signal integration connector 102 connected to the cable body 101, a signal connector 103 and a switching power connector 104, wherein the cable body 101 is an integrally formed closed coil, which is processed by precision industrial molds. It has an approximately rectangular structure and is responsible for the current transmission and signal transmission inside the control box. The cable body 101 is wound around the bottom shell 14 of the control box In the inner periphery, the control board 11 and the switching power supply 12 are arranged inside the closed coil formed by the cable body 101 . The power signal integration connector 102 transmits external power and signals into the control box 1, and transmits the internally converted power signal to other control boxes 1. Preferably, there are four power signal integration connectors 102, which are respectively arranged in The four sides of the cable body 101 are distributed in the four directions of up, down, left and right of the control box 1 . The signal connector 103 transmits the external input signal to the control board 11, and imports the internally converted signal into the power signal integration connector 102. There are four signal connectors 103, which are respectively connected to the cable body 101 peripheral. The switching power supply connector 104 transmits the AC power incoming from the outside to the switching power supply 12 , and there are two groups in total, which are respectively connected to the inner ring of the cable body 101 .

In this embodiment, the intricate cables in the prior art are highly integrated into an integrated integrated cable, which occupies a small space and is easy to install. At the same time, the switching power supply 12, the control main board 11 and almost all wires are integrated in the control box. , The control box can be replaced as a whole in the later maintenance, the disassembly and assembly are convenient and fast, and no professional operation is required.

Example 2

This embodiment provides an LED display unit. As shown in FIG. 4, the LED display unit includes a control box 1, a display unit cabinet 2 and a display panel 3, and the control box 1 is fixedly arranged on the display unit cabinet 2, the display panel 3 is covered with the display unit box 2, the bottom of the display unit box 2 is provided with an accommodating groove 22 for accommodating the control box 1, and the accommodating groove 22 is surrounded by Support limit columns 23, the support limit columns 23 are used to support the display panel 3, the gap between the support limit columns 23 is used to limit and fix the power signal connector in the integrated cable 10 102. The side wall of the display unit box 2 is provided with an interface 21 corresponding to the position of the power signal integration connector 102 of the control box 1. In this embodiment, there are four power signal integration connectors 102, which are distributed in the control box 1. Four directions of up, down, left and right are hidden inside the display unit box 2 , and there are four corresponding interfaces 21 , which are respectively located on the four side walls of the display unit box 2 .

Further, the display unit also includes an interface cover 4, as shown in Figure 5, the interface cover 4 is used to cover the interface 21, when the power signal integration connector 102 in the display unit is temporarily in an unused state , the interface 21 can be covered with the interface cover plate 4 to hide the interface 21, which improves the safety performance of the display unit and further improves the aesthetics of the appearance.

Example 3

This embodiment provides an LED display screen. As shown in FIG. 6, the LED display screen includes two LED display units, and adjacent display units are connected through a power signal integration connector 102 hidden inside the LED display unit. The power signal integration connector 102 of the two display units is connected by the adapter 5 . The installation process of the LED display screen described in this embodiment is as follows: first, the adapter 5 is inserted into the interface 21 of the display unit box 2 of the left LED display unit, and one end of the adapter 5 is connected to the left display unit box 2 The power signal integration connector 102 inside, and then the interface 21 on the side wall of the right LED display unit is connected to the adapter 5, so that the power signal integration connector 102 in the right LED display unit box is connected to the adapter 5 At the other end, the assembly is completed. After the two LED display units are assembled, the adapter 5 can be completely covered, and then the main line can be connected to start the debugging of the LED display. The main line is the external energy of the assembled LED display. The only cable seen.

Example 4

This embodiment provides an LED display screen. As shown in FIG. 7, the LED display screen includes two LED display units, and the two display units are connected through an adapter 5. The installation process is as follows: The interface 21 of the display unit box 2 of the unit is plugged into the adapter 5, and one end of the adapter 5 is connected to the power signal integration connector 102 in the lower display unit box 2, and then the interface 21 at the bottom of the upper LED display unit is connected to the The adapter 5 connects the power signal integration connector 102 in the upper LED display unit box to the other end of the adapter 5 to complete the assembly. After the two LED display units are assembled, the adapter 5 can be completely covered. Then connect the main line to start the debugging of the LED display. The main line is the only cable that can be seen outside the assembled LED display.

Example 5

This embodiment provides an LED display screen, as shown in Figure 8, the LED display screen is spliced by several LED display units, and the splicing process repeats the assembly steps of Embodiment 4-5. In this embodiment, the The LED display screen is assembled from 9 LED display units. After assembly, it is connected to the main line 6. The main line is the only cable that can be seen from the outside of the entire assembled LED display.

The LED display screen improves installation efficiency, saves a lot of labor costs, simplifies the appearance of the product, improves the convenience of product use, and reduces the potential safety hazard caused by cable connection confusion.

Apparently, the above-mentioned embodiments are only examples for clear description, rather than limiting the implementation. For those of ordinary skill in the art, other changes or changes in different forms can be made on the basis of the above description. It is not necessary and impossible to exhaustively list all the implementation manners here. And the obvious changes or changes derived therefrom are still within the scope of protection of the present invention.

Claims (10)

1. A control box, characterized in that it includes an integrated cable, and the integrated cable is composed of a cable body, a power signal integration connector connected to the cable body, a signal connector and a switching power connector. 2. The control box according to claim 1, further comprising a control board and a switching power supply, the control board and the switching power supply, the control board being connected to the power signal integration connector and the signal connector, the The switching power supply is connected to the switching power supply connector. 3 . The control box according to claim 2 , wherein the cable body is a closed coil, and there are four power signal integration connectors, which are respectively arranged on four sides of the cable body. 4 . 4. The control box according to claim 3, further comprising a control box cover plate and a control box bottom case, the integrated cable, control board and switching power supply are packaged in the control box cover plate and the control box Between the bottom shells, the cable body is wound around the inner periphery of the control box bottom shell, and the control board and the switching power supply are arranged inside the closed coil formed by the cable body. 5. An LED display unit, characterized in that it includes a control box, the control box is fixed in the display unit box, and the side wall of the display unit box corresponds to the power signal integration connector of the control box. Integrated connectors to match the interface. 6 . The LED display unit according to claim 5 , further comprising a display panel, and the display panel covers the display unit casing. 7 . 7. The LED display unit according to claim 6, further comprising an interface cover plate, the interface cover plate is used to shield the interface. 8. The LED display unit according to claim 7, characterized in that, the bottom of the display unit box is provided with an accommodating groove for accommodating the control box, and the surrounding of the accommodating groove is provided with supporting limit posts, so that The support limit column is used to support the display panel. 9. An LED display screen, characterized in that it includes at least two LED display units, adjacent display units are connected through a power signal integration joint, and the power signal integration joints of the two display units are connected by an adapter. 10. The LED display screen according to claim 9, further comprising a main line of the display screen, and the main line of the display screen is connected to an LED display unit.