CN213958463U

CN213958463U - LED display screen

Info

Publication number: CN213958463U
Application number: CN202023084203.3U
Authority: CN
Inventors: 湛栋梁
Original assignee: Shanghai Qianyi Electronic Technology Co ltd
Current assignee: Shanghai Qianyi Electronic Technology Co ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-08-13
Anticipated expiration: 2030-12-18

Abstract

The application relates to an LED display screen, which relates to the technical field of display screens and comprises a main frame and an LED module arranged on the main frame, wherein the LED module comprises a main control board, a plurality of LED control boards and display panels which are independently arranged, and each LED control board is in control connection with the main control board and is in one-to-one corresponding connection with each display panel; be fixed with the auxiliary stand on the main frame, be formed with between the adjacent auxiliary stand and be used for the installation display panel's installation space, display panel can dismantle connect in on the auxiliary stand and two adjacent display panel in seamless concatenation is realized to main frame one side, when one of them LED control panel or display panel damage, only need correspond change one can, need not to change whole LED module, have the effect that maintenance cost is low.

Description

LED display screen

Technical Field

The application relates to the technical field of display screens, in particular to an LED display screen.

Background

The LED display screen is an information display, is a dot matrix display module consisting of a plurality of uniformly arranged light emitting diodes and is suitable for playing character and image information.

In the related art, an LED display screen generally includes a whole LED module including an LED control board and a display panel, and light emitting diodes (LED lamps) are uniformly arranged on the display panel and controlled by the LED control board. When the light emitting diode or the LED control panel on the display panel is damaged, the display effect of image information can be influenced, and the whole LED module is generally replaced at the moment.

In view of the above-mentioned related art, the applicant believes that when the LED display board is partially failed, the whole LED module needs to be replaced at present, the maintenance cost is high, and an improvement exists.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the replacement and maintenance cost of an LED module is high, the application provides an LED display screen.

The application provides a LED show screen adopts following technical scheme:

an LED display screen comprises a main frame and an LED module arranged on the main frame, wherein the LED module comprises a main control board, a plurality of LED control boards and display panels which are independently arranged, and each LED control board is in control connection with the main control board and is in one-to-one correspondence connection with each display panel;

the display panel is characterized in that auxiliary supports are fixed on the main frame, mounting spaces for mounting the display panels are formed between every two adjacent auxiliary supports, and the display panels are detachably connected to the auxiliary supports and two adjacent display panels are spliced on one side of the main frame in a seamless mode.

Through adopting above-mentioned technical scheme, divide into mutually independent LED control panel and display panel with the LED module, if damage appears in one of them LED control panel and display panel, do not influence other LED control panels and display panel's normal work, and only need demolish the change to the LED control panel and the display panel that damage, reduced the maintenance cost of LED show screen.

Preferably, the auxiliary supports comprise a plurality of auxiliary supports, and the plurality of auxiliary supports are arranged side by side or staggered to form the installation space;

each auxiliary support is provided with an avoidance groove for overlapping and avoiding of adjacent auxiliary supports.

Through adopting above-mentioned technical scheme, the mutual crisscross setting of auxiliary stand by dodging the groove and dodging adjacent auxiliary stand overlap joint, helps reducing the volume that auxiliary stand occupy in the main frame.

Preferably, the main frame is rectangular, the plurality of auxiliary supports comprise a plurality of longitudinal supports and transverse supports which are arranged vertically and horizontally, and two ends of each of the longitudinal supports and the transverse supports are fixedly connected with the main frame;

a rectangular mounting space is formed among the longitudinal support, the transverse support and the main frame;

the display panel is in rectangular arrangement and is matched with the installation space in size, and the peripheral side of the display panel is detachably connected with the auxiliary support and/or the main frame through detachable connecting pieces.

Through adopting above-mentioned technical scheme, install the display panel in the installation space with the display panel adaptation to use and to dismantle the connecting piece and fix the display panel, improved the stability of display panel greatly.

Preferably, the longitudinal support and the transverse support are both configured as C-shaped channel steel.

By adopting the technical scheme, the longitudinal support and the transverse support are both configured into the C-shaped channel steel, so that on one hand, the structural strength of the longitudinal support and the transverse support is improved; on the other hand, the connecting wire between the LED control panel and the main control panel is located in a C-shaped groove formed in the C-shaped channel steel, and the arrangement and the wiring operation of the connecting wire are facilitated.

Preferably, the LED control panel and the display panel are integrally arranged, one side of the LED control panel is provided with a control component, and a plurality of LED lamps are uniformly distributed on the other side of the LED control panel;

one side of the LED control panel, which is far away from the display panel, is provided with a socket for the control flat cable to be plugged, and one end of the control flat cable, which is far away from the LED control panel, is connected with the main control panel.

Through adopting above-mentioned technical scheme, with the LED control panel with the integration of display panel sets up, has reduced the thickness of display panel, and uses and inserts row's line connection LED control panel and main control board, when local LED control panel appears damaging, the LED control panel that changes the damage of LED control panel replacement of renewal to connecting using the control winding displacement, can accomplishing the change operation, improved the change efficiency of LED control panel.

Preferably, two opposite side walls at the opening of the C-shaped channel steel are oppositely provided with folded edges; and the hem is provided with a semicircular groove.

Through adopting above-mentioned technical scheme, in the actual installation operation, the hem carries out certain the blockking to the control winding displacement in the C type groove, and is convenient for install some devices on the hem.

Preferably, the LED control panel is provided with a mounting hole and is detachably connected with the longitudinal support and/or the transverse support through screws; the axis of the semicircular groove coincides with the axis of the mounting hole.

Through adopting above-mentioned technical scheme, during the actual installation of LED control panel or demolish the operation, the half slot provides the direction for screw in mounting hole, and the staff of being convenient for is quick aligns the mounting hole with the screw, has made things convenient for the staff to carry out the loading and unloading operation to the LED board.

Preferably, an integral optical light gathering plate is arranged on one side of the LED lamp on the display panel.

By adopting the technical scheme, the LED display screen improves the light condensation effect of the LED display screen in order to reduce the divergence of light generated by the LED lamp when displaying the text and image information.

Preferably, the plurality of display panels wrap the edge of the main frame perpendicular to the edge of the projection area on the main frame.

By adopting the technical scheme, the display panel is perpendicular to the edge of the projection area on the main frame is wrapped at the edge of the main frame, so that the main frame is conveniently covered, the display area of the display panel is increased, and the overall attractiveness of the LED display screen is improved.

Preferably, one side of the main frame is detachably provided with a mounting base.

Through adopting above-mentioned technical scheme, support the main frame by the installation base, be convenient for improve the stability in the LED show screen show operation.

In summary, the present application includes at least one of the following beneficial technical effects:

the LED display screen is characterized in that the LED module is divided into the LED control panel and the display panel which are independent from each other, if one of the LED control panel and the display panel is damaged, the normal work of other LED control panels and other display panels is not influenced, and only the damaged LED control panel and the damaged display panel need to be removed and replaced, the price of the single LED control panel and the damaged display panel is lower than that of the whole LED module, and the maintenance cost of the LED display screen is reduced;

the auxiliary support is used for dividing a plurality of rectangular mounting spaces for the LED display screen, and the rectangular display panel is fixed on the auxiliary support by using the screws, so that the stability of the display panel on the auxiliary support is improved;

the auxiliary support is configured into the C-shaped channel steel, so that on one hand, the structural strength of the auxiliary support is improved; on the other hand, help providing the trough to control winding displacement and circuit connecting wire, be convenient for to the arrangement operation of circuit connecting wire.

Drawings

FIG. 1 is an axial view of the present embodiment, which mainly shows the overall structure of the LED display screen;

FIG. 2 is an exploded view of the LED display screen according to the present embodiment;

FIG. 3 is a schematic diagram of an LED module structure according to the present embodiment;

fig. 4 is an enlarged view of a portion a of fig. 3, and mainly shows a structure for mounting the auxiliary bracket.

Reference numerals: 1. a main frame; 2. an LED module; 21. a main control board; 22. an LED control panel; 23. a display panel; 24. an LED lamp; 25. mounting holes; 3. controlling the flat cable; 4. an interface; 5. an auxiliary support; 51. a longitudinal support; 52. a transverse support; 53. an avoidance groove; 54. folding edges; 541. a semicircular groove; 6. an installation space; 7. a screw; 8. a light-gathering plate; 9. and (5) installing a base.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

In the related art, an LED display screen displays image or text information, and generally receives information data to be displayed through an information acquisition module; and then, the information acquisition module transmits the received information data to the drive control module, the information data are converted into drive signals in the drive control module, the drive control module outputs the drive signals to the LED control panel, and finally the LED lamps on the display panel are controlled to emit different colors for display operation.

In the related art, the display panel is generally integrally disposed, that is, when a local portion of the display panel is damaged, the entire display panel needs to be replaced, which is costly to maintain. For this reason, this application has proposed a LED show screen.

Referring to fig. 1 and 2, an LED display screen includes a main frame 1 and an LED module 2 disposed on the main frame 1. Unlike the prior art, the LED module 2 in this application includes a plurality of independently disposed LED control boards 22 and a display panel 23.

Referring to fig. 2 and 3, the LED module 2 further includes a main control board 21, and each LED control board 22 is connected to the main control board 21 and is connected to each display panel 23 in a one-to-one correspondence manner, that is, one LED control board 22 controls one display panel 23.

In the embodiment of the application, the original integrally arranged LED module 2 is changed into a plurality of independently arranged LED control panels 22 and display panels 23, and when the LED module 2 is locally damaged, only the damaged part can be replaced, so that the maintenance cost can be greatly reduced, and the maintenance efficiency is improved.

Referring to fig. 2 and 3, in order to further improve the maintenance efficiency and reduce the thickness of the LED display panel, the LED control panel 22 and the display panel 23 are integrally disposed, that is, a control component is integrated on one side of the LED control panel 22 (PCB), and an LED lamp is integrated on the other side. The LED lamp 24 is shown enlarged in fig. 2 for clarity of illustration of the plurality of LED lamps 24. A plurality of LED lamps 24 are evenly arranged on one side of the LED control panel 22, the luminous state of the LED lamps 24 is controlled by the control component on the other side, and a PCB body of the display panel 23 is omitted, so that the integration level of each independent LED module 2 is higher, and the LED modules are easy to replace.

In this application embodiment, above-mentioned main control board 21 will supply power, control signal etc. transmits to each LED control panel 22 through control winding displacement 3, for the dismantlement of LED control panel 22, one side that deviates from LED lamp 24 on the LED control panel 22 is provided with the interface 4 that supplies control winding displacement 3 to peg graft, the one end that LED control panel 22 was kept away from to control winding displacement 3 is connected with main control board 21, when certain LED control panel 22 or the LED lamp 24 that sets up on it appeared damaging, extract control winding displacement 3 and can carry out relevant change operation to above-mentioned damaged LED control panel 22. Preferably, the main control board 21 is also provided with a socket 4 for the control flat cable 3 to be plugged, so that the control flat cable 3 can be replaced when the control flat cable 3 is damaged.

Since the integrated display panel 23 and LED control board 22 are separated into a plurality of independent display panels 23 and LED control boards 22, the plurality of independent display panels 23 and LED control boards 22 need to be mounted and fixed. As shown in fig. 3, the main frame 1 is fixed with auxiliary brackets 5, an installation space 6 for installing the display panel 23 is formed between adjacent auxiliary brackets 5, and the display panel 23 is detachably connected to the auxiliary brackets 5 by a connector such as a bolt. It should be noted that, in the present embodiment, since the display panel 23 is integrally provided with the LED control board 22, the display panel 23 may also be understood as the LED control board 22.

In order to ensure the beauty of the whole LED display screen, two adjacent display panels 23 are arranged on one side of the main frame 1, namely the display side, and are spliced seamlessly.

In the embodiment of the present application, the auxiliary supports 5 are provided with a plurality of auxiliary supports 5, and the plurality of auxiliary supports 5 are arranged side by side or staggered to form the installation space 6. As shown in fig. 4, the plurality of auxiliary supports 5 include a plurality of longitudinal supports 51 and a plurality of transverse supports 52 arranged in a longitudinal direction and a transverse direction.

In detail, in the embodiment of the present application, the main frame 1 is integrally rectangular, two longitudinal supports 51 are provided, and eight transverse supports 52 are provided and all embedded in the rectangular main frame 1. Both ends of the longitudinal support 51 and the transverse support 52 are welded and fixed with the main frame 1.

As shown in fig. 3 and 4, the transverse brackets 52 and the longitudinal brackets 51 cooperate with each other in the main frame 1 to form a plurality of rectangular installation spaces 6, and correspondingly, the display panel 23 integrally disposed with the LED control board 22 is rectangular, and the peripheral side thereof is detachably fixed on the auxiliary bracket 5 and/or the main frame 1 through detachable connectors. In the embodiment of the present application, the detachable connecting member is a screw 7, and correspondingly, a mounting hole 25 is formed in the display panel 23 (the LED control board 22), so that the detachable connection between the display panel 23 and the auxiliary bracket 5 is realized through the screw 7.

As shown in fig. 4, in order to reduce the volume occupied by the auxiliary support 5 in the frame, each auxiliary support 5 is provided with an avoidance groove 53 for overlapping and avoiding the adjacent auxiliary support 5. Optimally, in the actual installation process, the transverse brackets 52 which are staggered with each other are mutually clamped with the avoidance grooves 53 of the longitudinal brackets 51, so that the overall thickness of the longitudinal brackets 51 and the transverse brackets 52 which are staggered and stacked is reduced, and the thickness of the whole LED display screen is reduced.

In the embodiment of the present application, as shown in fig. 4, the longitudinal bracket 51 and the transverse bracket 52 are configured as C-shaped channel steels, and two opposite side walls at the opening of the C-shaped channel steel are provided with flanges 54 facing each other. The above arrangement not only improves the structural strength of the auxiliary support 5, but also provides a wiring groove for the control flat cable 3, the circuit connecting wires and the like, so that the circuit connecting wires can be conveniently arranged and wired, and finally, the C-shaped groove of the C-shaped channel steel can be utilized to conveniently hang related devices, such as the main control board 21 (shown in fig. 3), on the auxiliary support 5.

Optimally, the hem 54 is provided with a semicircular groove 541, and other functional devices can be conveniently hung on the auxiliary bracket 5 by using bolts and circular gaskets in the later period.

Preferably, the axis of the semicircular groove 541 coincides with the axis of the mounting hole 25, so that the screwdriver can be easily engaged with the nut without being blocked by the flange 54 when the LED control board 22 is removed, and the semicircular groove 541 guides the screwdriver to be quickly aligned with the nut when the screw 7 is removed or mounted.

As shown in fig. 2, in order to improve the light condensing effect of the LED display screen, an integral optical light condensing plate 8 is fixedly disposed on the display panel 23 at one side of the LED lamp 24. The light-gathering plate 8 is fixedly connected with the main frame 1.

In order to facilitate the placement of the whole LED display board, as shown in fig. 1, a mounting base 9 is fixedly connected to one side of the main frame 1.

As shown in fig. 1 and 2, the plurality of display panels 23 are perpendicular to the edge of the projection area on the main frame 1 and wrap the edge of the main frame 1, that is, the display panels 23 can cover the edge of the main frame 1, so that the whole LED display screen has no frame, which is convenient for improving the overall appearance effect of the LED display screen.

The implementation principle of the embodiment of the application is as follows: during installation, a worker firstly fixes the auxiliary supports 5 in the main frame 1, and a plurality of auxiliary supports 5 are arranged vertically and horizontally to form an installation space 6; then, the worker abuts the display panel 23 on the auxiliary bracket 5, and fixes the display panel 23 on the auxiliary bracket 5 through the screw 7 quickly by guiding of the semicircular groove 541, so as to realize the installation operation of the display panel 23; then, the worker fixes the main control board 21 on the auxiliary bracket 5, and connects the main control board 21 and the LED control board 22 by using the control flat cable 3; when the local of LED module 2 takes place to damage, show panel 23 or LED control panel 22 when one of them takes place to damage promptly, extract the control winding displacement 3 between this LED control panel 22 and the main control board 21 earlier, unscrew corresponding screw 7, demolish LED control panel 22 (with show panel 23 an organic whole setting) from auxiliary stand 5 to choose for use new LED control panel 22 to change, avoided changing whole LED module 2 is whole, reduced the cost that LED show screen maintained.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An LED display screen comprises a main frame (1) and LED modules (2) arranged on the main frame (1), and is characterized in that the LED modules (2) comprise a main control board (21), a plurality of LED control boards (22) and display panels (23) which are independently arranged, and each LED control board (22) is in control connection with the main control board (21) and is in one-to-one corresponding connection with each display panel (23);

the display panel is characterized in that auxiliary supports (5) are fixed on the main frame (1), an installation space (6) for installing the display panel (23) is formed between every two adjacent auxiliary supports (5), and the display panel (23) is detachably connected to the auxiliary supports (5) and two adjacent display panels (23) are spliced on one side of the main frame (1) in a seamless mode.

2. The LED display screen according to claim 1, wherein the auxiliary supports (5) comprise a plurality of auxiliary supports (5), and the plurality of auxiliary supports (5) are arranged side by side or staggered to form the installation space (6);

each auxiliary support (5) is provided with an avoiding groove (53) for overlapping and avoiding of the adjacent auxiliary supports (5).

3. The LED display screen according to claim 2, wherein the main frame (1) is rectangular, the plurality of auxiliary supports (5) comprise a plurality of longitudinal supports (51) and transverse supports (52) which are vertically and horizontally arranged, and both ends of the longitudinal supports (51) and the transverse supports (52) are fixedly connected with the main frame (1);

a rectangular mounting space (6) is formed among the longitudinal support (51), the transverse support (52) and the main frame (1);

the display panel (23) is arranged in a rectangular shape, the size of the display panel is matched with that of the installation space (6), and the periphery of the display panel is detachably connected with the auxiliary support (5) and/or the main frame (1) through detachable connecting pieces.

4. The LED display screen according to claim 3, wherein the longitudinal brackets (51) and the transverse brackets (52) are configured as C-shaped channel steel.

5. The LED display screen according to claim 2, wherein the LED control panel (22) and the display panel (23) are integrally arranged, one side of the LED control panel (22) is provided with a control component, and the other side is uniformly provided with a plurality of LED lamps (24);

one side of the LED control panel (22) departing from the display panel (23) is provided with a plug interface (4) for the control flat cable (3) to be plugged, and one end of the control flat cable (3) far away from the LED control panel (22) is connected with the main control panel (21).

6. The LED display screen of claim 4, wherein two opposite side walls at the opening of the C-shaped channel steel are provided with folded edges (54) in opposite directions;

the folding edge (54) is provided with a semicircular groove (541).

7. The LED display screen according to claim 6, wherein the LED control board (22) is provided with a mounting hole (25), and the LED control board (22) is detachably connected with the longitudinal bracket (51) and/or the transverse bracket (52) through a screw (7);

the axis of the semicircular groove (541) coincides with the axis of the mounting hole (25).

8. An LED display screen according to claim 4, characterised in that an integral optical concentration plate (8) is provided on the display panel (23) on the side of the LED lamp (24).

9. The LED display screen according to claim 4, wherein a plurality of the display panels (23) wrap the edge of the main frame (1) perpendicular to the edge of the projection area on the main frame (1).

10. The LED display screen according to claim 1, wherein a mounting base (9) is detachably arranged on one side of the main frame (1).