Three-sided LED (light-emitting diode) advertising screen

Abstract

The utility model relates to the technical field of LED advertising screens, and discloses a three-face LED advertising screen which comprises an advertising screen vertical rod and a triangular frame, the advertising screen vertical rod comprises an electric appliance box, a mounting plate and a movable groove, the electric appliance box is welded to the bottom of the advertising screen vertical rod, the mounting plate is welded to the bottom of the electric appliance box, and the movable groove is formed in the triangular frame. The movable grooves are triangularly arranged on the outer wall of the advertisement screen vertical rod, the triangular frame comprises an LED display module, a lifting frame, a gear motor and a screw rod, and the LED display module is detachably arranged on the outer wall of the triangular frame. The lifting frame can be subjected to lifting adjustment through the movable groove, the gear motor and the screw rod, rotation of the rotating ring and the screw rod can be limited through the positioning bolt and the positioning hole, and lifting adjustment can be conducted on the triangular frame and the LED display module.

Description

Technical Field

[0001] The utility model relates to the technical field of LED advertising screens, and particularly relates to a three-sided LED advertising screen. Background Technique

[0002] An LED advertising screen is a display screen that shows various information such as text, graphics, images, animations, market quotations, videos, and video signals, and can visually display advertisements. At present, three-sided LED advertising screens have become one of the more popular advertising screens in the market.

[0003] At present, the installation positions of most display modules of three-sided LED advertising screens are relatively high. During the later maintenance process, workers need to climb high to repair and replace the display modules, which belongs to high-risk operations and has a poor maintenance effect on the three-sided LED advertising screens, resulting in a poor use effect of the three-sided LED advertising screens. Content of the Utility Model

[0004] The purpose of the utility model is to provide a three-sided LED advertising screen to solve the problems raised in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A three-sided LED advertising screen, including an advertising screen vertical pole and a triangular frame. The advertising screen vertical pole includes an electrical box, a mounting plate, and a movable groove. The electrical box is welded at the bottom of the advertising screen vertical pole, the mounting plate is welded at the bottom of the electrical box, and the movable grooves are arranged in a triangular pattern on the outer wall of the advertising screen vertical pole. The triangular frame includes an LED display module, a lifting frame, a reduction motor, and a screw rod. The LED display module is detachably arranged on the outer wall of the triangular frame, the lifting frame is fixedly arranged inside the triangular frame, the reduction motor is installed at the top end inside the electrical box, and the screw rod is arranged at the output end of the reduction motor, and the top end of the screw rod penetrates into the inside of the lifting frame.

[0006] Preferably, a plurality of groups of support blocks are evenly arranged at the bottom end of the outer wall of the electrical box, and the bottom end of the support block is welded and connected to the top end of the movable groove.

[0007] Preferably, a locking box is arranged at the bottom end outside the advertising screen vertical pole. One end of the locking box is provided with a movable door. A rotating ring is welded at the bottom end of the outer side of the screw rod. A plurality of positioning holes are formed on the outer wall of the rotating ring. A positioning bolt penetrating into the positioning holes is arranged inside the locking box.

[0008] Preferably, the advertising screen vertical pole is fixedly connected to the mounting plate through the electrical box, and mounting holes are formed at the four corners inside the mounting plate.

[0009] Preferably, a plurality of mounting grooves are formed in the outer wall of the triangular frame, the LED display module is detachably connected to the triangular frame through the mounting grooves, and the reduction motor is detachably connected to the electrical box through fixing bolts.

[0010] Preferably, a bearing is provided at the top end inside the advertising screen vertical rod, and the top end of the screw rod penetrates into the bearing and is rotatably connected to the advertising screen vertical rod, and the lifting frame is movably connected to the advertising screen vertical rod through the movable groove.

[0011] Preferably, a threaded hole matching the screw rod is provided at the middle position inside the lifting frame, and the screw rod penetrates into the threaded hole and is threadedly connected to the lifting frame.

[0012] Preferably, one side of the support block is welded to the outer wall of the electrical box.

[0013] Preferably, a plurality of hinges are provided on one side of the movable door, the movable door is movably connected to the advertising screen vertical rod through the hinges, and a mechanical lock is provided on the other side inside the movable door.

[0014] Preferably, the positioning bolt is detachably connected to the rotating ring through the positioning hole, and a threaded hole matching the positioning bolt is provided at the position of the outer wall of the advertising screen vertical rod inside the locking box.

[0015] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0016] The present utility model can lift and adjust the lifting frame through the movable groove, the reduction motor and the screw rod, and can limit the rotation of the rotating ring and the screw rod through the positioning bolt and the positioning hole, and can lift and adjust the triangular frame and the LED display module, so that the height of the triangular frame and the LED display module can be reduced for maintenance and replacement, without the need for workers to climb high for maintenance, making the use effect of the LED advertising screen better. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following will briefly introduce the drawings required for the description of the embodiments. Obviously, the following drawings are some embodiments of the present application. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts. In all the drawings, similar elements or parts are generally denoted by similar reference numerals. In the drawings, the elements or parts are not necessarily drawn to actual scale.

[0018] Figure 1 is a schematic structural diagram of the present utility model.

[0019] Figure 2 is a partial structural schematic diagram of the present utility model.

[0020] Figure 3 This is a cross-sectional view of the present utility model.

[0021] In the figure: 1, advertising screen vertical pole; 101, electrical box; 102, mounting plate; 103, movable slot; 104, support block; 2, triangular frame; 201, LED display module; 202, lifting frame; 203, reduction motor; 204, screw; 3, locking box; 301, movable door; 302, rotating ring; 303, positioning hole; 304, positioning bolt. Specific embodiments

[0022] In order to make the technical means, creative features, achieved purposes and functions of the present utility model easy to understand, the present utility model will be further described below in conjunction with specific embodiments.

[0023] In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present utility model. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance.

[0024] In the description of the present utility model, it should be noted that unless otherwise clearly defined and limited, the terms "installation", "provided with", "connection", etc. should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal communication of two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0025] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0026] Please refer to Figures 1 - 3, An embodiment of a three-sided LED advertising screen provided by the present utility model: A three-sided LED advertising screen includes an advertising screen vertical pole 1 and a triangular frame 2. The advertising screen vertical pole 1 includes an electrical box 101, a mounting plate 102, and a movable slot 103. The electrical box 101 is welded at the bottom of the advertising screen vertical pole 1, and the mounting plate 102 is welded at the bottom of the electrical box 101, facilitating the fixed installation of the three-sided LED advertising screen. The movable slots 103 are arranged in a triangular pattern on the outer wall of the advertising screen vertical pole 1. The triangular frame 2 includes an LED display module 201, a lifting frame 202, a reduction motor 203, and a screw rod 204. The LED display module 201 is detachably arranged on the outer wall of the triangular frame 2, enabling the replacement of the LED display module 201. The lifting frame 202 is fixedly arranged inside the triangular frame 2, and the lifting frame 202 can move up and down with the advertising screen vertical pole 1 through the movable slot 103. The reduction motor 203 is installed at the top end inside the electrical box 101, and the screw rod 204 is arranged at the output end of the reduction motor 203, and the top end of the screw rod 204 penetrates into the inside of the lifting frame 202. The reduction motor 203 can drive the screw rod 204 to rotate, providing power for the lifting of the triangular frame 2.

[0027] Please refer particularly to Figure 2 and Figure 3 , A plurality of groups of support blocks 104 are evenly arranged at the bottom end of the outer wall of the electrical box 101, and the bottom end of the support block 104 is welded and connected to the top end of the movable slot 103. The support blocks 104 can support between the electrical boxes 1, making the use of the electrical box 101 more stable. A locking box 3 is arranged at the bottom end of the outer side of the advertising screen vertical pole 1. One end of the locking box 3 is provided with a movable door 301, which can lock the locking box 3 to prevent outsiders from operating and using the positioning bolt 304. A rotating ring 302 is welded at the bottom end of the outer side of the screw rod 204. A plurality of groups of positioning holes 303 are formed on the outer wall of the rotating ring 302. A positioning bolt 304 penetrating into the inside of the positioning hole 303 is arranged inside the locking box 3. The rotating ring 302 can be limited by the positioning bolt 304 and the positioning hole 303, making the use of the triangular LED advertising screen more stable.

[0028] Please refer particularly to Figure 1 and Figure 3, the advertising screen pole 1 is fixedly connected to the mounting plate 102 through the electrical box 101. The advertising screen pole 1 and the mounting plate 102 are installed and fixed through the electrical box 101. Installation holes are provided at the four corners inside the mounting plate 102. Installation bolts can be penetrated into the installation holes and installed at the designated positions. Multiple groups of installation grooves are provided on the outer wall of the triangular frame 2. The LED display module 201 is detachably connected to the triangular frame 2 through the installation grooves, and the LED display module 201 can be disassembled and replaced. The reduction motor 203 is detachably connected to the electrical box 101 through the fixing bolts, realizing the installation of the reduction motor 203 inside the electrical box 101. A bearing is provided at the top end inside the advertising screen pole 1, and the top end of the screw rod 204 penetrates into the bearing and is rotatably connected to the advertising screen pole 1. The rotation of the screw rod 204 is made more stable through the bearing. The lifting frame 202 is movably connected to the advertising screen pole 1 through the movable groove 103. The lifting frame 202 and the advertising screen pole 1 can move up and down through the movable groove 103. A threaded hole matching the screw rod 204 is provided at the middle position inside the lifting frame 202, and the screw rod 204 penetrates into the threaded hole and is threadedly connected to the lifting frame 202, achieving the effect of limiting and adjusting, and enabling the lifting frame 202 to adjust the height of the triangular frame 2.

[0029] Please refer particularly to Figure 2 and Figure 3 , one side of the support block 104 is welded to the outer wall of the electrical box 101. Multiple hinges are provided on one side of the movable door 301. The movable door 301 is movably connected to the advertising screen pole 1 through the hinges, enabling the movable door 301 to be opened and closed. A mechanical lock is provided on the other side inside the movable door 301, which can lock the movable door 301. The positioning bolt 304 is detachably connected to the rotating ring 302 through the positioning hole 303. The disassembly and assembly between the positioning bolt 304 and the rotating ring 302 can be carried out through the positioning hole 303. A threaded hole matching the positioning bolt 304 is provided at the position of the outer wall of the advertising screen pole 1 inside the locking box 3, enabling the threaded adjustment between the positioning bolt 304 and the advertising screen pole 1, which is convenient for limiting the rotating ring 302.

[0030] Working principle: Before the utility model is used, the LED advertising flat screen is installed at the using position. When in use, the power is turned on, and the LED display module 201 can be used for advertising playback and display. When maintenance is required, the reduction motor 203 can drive the screw rod 204 to rotate. The screw rod 204 is matched with the threaded hole inside the lifting frame 202, so that the lifting frame 202 can drive the triangular frame 2 to perform lifting adjustment. Through the movable groove 103, the lifting frame 202 can be adjusted up and down with the advertising screen vertical rod 1, so that the triangular frame 2 and the LED display module 201 can be lowered to the bottom of the advertising screen vertical rod 1, without the need to climb high for maintenance and replacement of the LED display module 201, making the later maintenance effect of the LED advertising screen better. After the maintenance is completed, the triangular frame 2 is adjusted to the top of the advertising screen vertical rod 1, and the positioning bolt 304 is rotated and adjusted into the positioning hole 303 to limit the screw rod 204. Then, the locking box 3 is locked through the movable door 301 to prevent manual adjustment of the positioning bolt 304, and the adjustment and use effect of the LED advertising screen is better.

[0031] The above are only the embodiments of the utility model. Specific structures and common knowledge such as well-known characteristics in the solution are not described in detail here. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting. The scope of the utility model is defined by the appended claims rather than the above description. Therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims involved.

Claims

1. A three-sided LED advertising screen, characterized by: include An advertising screen stand (1), the advertising screen stand (1) comprising an electrical box (101), a mounting plate (102) and a movable groove (103), the electrical box (101) being welded to the bottom of the advertising screen stand (1), the mounting plate (102) being welded to the bottom of the electrical box (101), and the movable groove (103) being arranged in a triangular shape on the outer wall of the advertising screen stand (1); A triangular frame (2), the triangular frame (2) comprising an LED display module (201), a lifting frame (202), a reduction motor (203) and a screw (204), the LED display module (201) being detachably arranged on the outer wall of the triangular frame (2), the lifting frame (202) being fixedly arranged inside the triangular frame (2), the reduction motor (203) being installed at the top end inside the electrical box (101), the screw (204) being arranged at the output end of the reduction motor (203), and the top end of the screw (204) passing through the inside of the lifting frame (202).

2. A three-sided LED advertising screen according to claim 1, characterized in that: A plurality of groups of support blocks (104) are evenly arranged at the bottom end of the outer wall of the electrical box (101), and the bottom ends of the support blocks (104) are welded to the top ends of the movable grooves (103).

3. A three-sided LED advertising screen according to claim 1, characterized in that: A locking box (3) is provided at the bottom end of the outer side of the advertising screen upright pole (1), a movable door (301) is provided at one end of the locking box (3), a rotating ring (302) is welded at the bottom end of the outer side of the screw rod (204), a plurality of positioning holes (303) are provided on the outer wall of the rotating ring (302), and a positioning bolt (304) is provided inside the locking box (3) and penetrates into the positioning hole (303).

4. The three-sided LED advertising screen according to claim 1, characterized in that: The advertising screen pole (1) is fixedly connected to the mounting plate (102) via the electrical box (101), and mounting holes are provided at the four corners inside the mounting plate (102).

5. The three-sided LED advertising screen according to claim 1, characterized in that: The outer wall of the triangular frame (2) is provided with a plurality of installation grooves, the LED display module (201) is detachably connected to the triangular frame (2) via the installation grooves, and the reduction motor (203) is detachably connected to the electrical box (101) via fixing bolts.

6. A three-sided LED advertising screen according to claim 1, characterized in that: A bearing is provided at the top end of the advertising screen pole (1), and the top end of the screw rod (204) penetrates into the bearing and is rotatably connected to the advertising screen pole (1). The lifting frame (202) is movably connected to the advertising screen pole (1) via a movable groove (103).

7. The three-sided LED advertising screen according to claim 1, characterized in that: A threaded hole matching the screw rod (204) is provided at a middle position inside the lifting frame (202), and the screw rod (204) passes through the threaded hole and is threadedly connected to the lifting frame (202).

8. The three-sided LED advertising screen according to claim 2, characterized in that: One side of the support block (104) is welded to the outer wall of the electrical box (101).

9. The three-sided LED advertising screen according to claim 3, characterized in that: One side of the movable door (301) is provided with a plurality of combination leaves, the movable door (301) is movably connected to the advertising screen stand (1) via hinges, and the other side of the movable door (301) is provided with a mechanical lock.

10. The three-sided LED advertising screen according to claim 3, characterized in that: The positioning bolt (304) is detachably connected to the rotating ring (302) via the positioning hole (303), and a threaded hole matching the positioning bolt (304) is provided at a position on the outer wall of the advertising screen upright pole (1) located inside the locking box (3).

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