Magnetic type LED display screen capable of being maintained front and back

Abstract

The utility model belongs to the field of light-emitting diode (LED) display screens, particularly relates to a magnetic type LED display screen capable of being maintained front and back, and provides the following scheme aiming at the problems that although the display screen can be conveniently disassembled, assembled and fixed in the prior art in use, a mounting plate is inconvenient to mount and is inconvenient to mount when the mounting plate is mounted at a position where the mounting plate needs to be mounted. The display screen comprises a mounting frame, a display screen main body and a mounting seat, a slot is formed in the mounting frame, the display screen main body is placed in the slot, two first iron sheets for magnetically attracting and fixing the display screen main body are fixedly arranged at the bottom of the display screen main body, and two first magnets are fixedly arranged on the inner wall of the bottom of the mounting frame; the rotating mechanism is arranged between the mounting seat and the mounting frame and is used for adjusting the angle of the display screen main body; and the angle of the display screen main body can be adjusted through the rotating mechanism, and through the mounting mechanism, mounting of the mounting frame can be facilitated, and use is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of LED display screens, in particular to a magnetic LED display screen capable of being maintained from front to back. Background Art

[0002] LED display screens are the most commonly used promotional equipment in today's advertising business. Since LED display screens are often placed outdoors, they require uninterrupted maintenance. During the maintenance process, the LED display screens need to be dismantled and the interior needs to be inspected.

[0003] After searching, the patent with announcement number CN220396941U discloses a front and rear maintenance magnetic LED display screen, including a display screen body and a mounting plate, a fixing plate is installed on the mounting plate, and two protruding rods are fixedly installed on the fixing plate, a connecting sealing frame is fixedly installed on the side wall of the display screen body, the connecting sealing frame cooperates with the two protruding rods, two sliding grooves are provided on the side walls of the two protruding rods, a plurality of sliding rods are fixedly installed on the inner wall of the connecting sealing frame, and each sliding rod cooperates with the corresponding sliding groove, each sliding rod has a positioning groove, and a magnetic block is fixedly installed in each positioning groove. The advantage is that the metal column can be automatically slid and inserted into the positioning groove by the magnetic force, and the display screen body can be effectively fixed on the fixing plate at this time, and the problem of looseness can be avoided. When the display screen body is removed later, the metal column can be separated from the positioning groove by turning the turntable, and the operation method is relatively simple.

[0004] The technical solution has the following problems:

[0005] Although the display screen can be easily disassembled and fixed during use, it is inconvenient to install the mounting plate at the required location. Utility Model Content

[0006] The purpose of the utility model is to solve the problem in the prior art that although the display screen can be easily disassembled and fixed during use, it is inconvenient to install the mounting plate at the required installation position, and a magnetic LED display screen that can be maintained from front to back is proposed.

[0007] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0008] A magnetic LED display screen capable of front and rear maintenance comprises a mounting frame, a display screen body and a mounting seat, wherein a slot is provided on the mounting frame, the display screen body is placed in the slot, two first iron sheets for magnetically fixing the display screen body are fixedly provided at the bottom of the display screen body, and two first magnets are fixedly provided on the inner wall of the bottom of the mounting frame;

[0009] A rotating mechanism, which is arranged between the mounting seat and the mounting frame and is used to adjust the angle of the display screen body;

[0010] The mounting mechanism is arranged on the mounting seat to facilitate the installation of the mounting seat.

[0011] In a possible design, the rotating mechanism includes an articulated seat, a rotating rod, a worm and a worm wheel. One side of the articulated seat is fixedly connected to one side of the mounting seat, and both ends of the rotating rod are rotatably connected to the inner walls of both sides of the articulated seat respectively. A fixing ring is fixedly sleeved on the rotating rod, and a fixing plate is welded on one side of the fixing ring. One side of the fixing plate is welded to one side of the mounting frame, one end of the worm is rotatably connected to the inner wall of one side of the articulated seat, and the worm wheel fixing sleeve is arranged on the rotating rod, and the worm and the worm wheel are meshed. A knob is fixedly arranged on the other end of the worm for facilitating the rotation of the worm, and a receiving groove is provided on the articulated seat for facilitating the user to turn the knob by hand.

[0012] In a possible design, the mounting mechanism includes two mounting plates for facilitating the installation of the mounting seat, one side of the two mounting plates is slidably connected to an inner wall of one side of the mounting seat, and mounting holes are provided on the mounting plates.

[0013] In a possible design, two strip holes are opened on the top of the mounting seat, and two bolts for fixing two mounting plates are provided on the mounting seat. Both mounting plates are provided with threaded holes, and one end of the bolt passes through the strip hole and is threadedly connected to the threaded hole.

[0014] In a possible design, a notch is provided at the top of one side of the mounting frame to facilitate removal of the display screen body.

[0015] In a possible design, a through hole is provided at the bottom of one side of the mounting frame for facilitating the display screen body to be plugged into a power cord.

[0016] In a possible design, a slide groove is provided on the inner wall of one side of the mounting seat for improving the movement stability of the two mounting plates, and a slider is fixedly provided on one side of the two mounting plates, and one side of the slider is slidably connected to the inner wall of one side of the slide groove.

[0017] In the present application, during installation, first adjust the positions of the two mounting plates according to the reserved holes at the mounting position so that the mounting holes of the mounting plates are aligned with the reserved holes at the mounting position, pull the two mounting plates by hand, slide the mounting plates on the mounting frame, align the mounting holes with the reserved holes of the mounting surface, turn the bolts so that one end of the bolts is close to the mounting frame so that the mounting plates are not easy to move and are fixed, then take the bolts and screws to install the mounting frame at the required installation position through the mounting plates, thereby facilitating the installation of the mounting frame, and after installation, place the display screen body in the slot of the mounting frame, and realize the mutual attraction between the first magnet and the first iron sheet. The display screen body is stably fixed on the mounting frame, and the display screen body is fixed by magnetic attraction, so that the installation and disassembly of the display screen body becomes convenient and quick, thereby facilitating the maintenance and inspection of the front and rear of the display screen body. When the angle of the display screen body needs to be adjusted, the user turns the knob by hand, and the rotation of the knob drives the rotation of the worm, the rotation of the worm drives the rotation of the worm wheel, the rotation of the worm wheel drives the rotation of the rotating rod, and the rotation of the rotating rod drives the rotation of the fixing ring, the fixing plate, the mounting frame and the display screen body, so that the angle of the display screen body can be adjusted for easy viewing, and the worm gear self-locking principle makes it difficult to rotate.

[0018] The beneficial effects of the present invention are:

[0019] In the utility model, the magnetic LED display screen that can be maintained from front to back, through the rotating mechanism, the user turns the knob by hand, the rotation of the knob drives the rotation of the worm, the rotation of the worm drives the rotation of the worm wheel, the rotation of the worm wheel drives the rotation of the rotating rod, the rotation of the rotating rod drives the rotation of the fixing ring, the fixing plate, the mounting frame and the display screen body, so that the angle of the display screen body can be adjusted;

[0020] In the utility model, the magnetic LED display screen capable of front and rear maintenance can be installed at a desired location by taking bolts and screws through the installation plate through the installation mechanism, thereby facilitating the installation of the installation frame;

[0021] In the utility model, the angle of the display screen body can be adjusted through the rotating mechanism, and the installation frame can be easily installed through the installation mechanism, so that it is convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the main structure of a magnetic LED display screen that can be maintained from front to back, proposed by the utility model;

[0023] Figure 2 This is a side view structural schematic diagram of a magnetic LED display screen that can be maintained from front to back, proposed by the utility model;

[0024] Figure 3This is a schematic diagram of a top view of a mounting frame for a magnetic LED display screen that can be maintained from front to back, proposed by the utility model;

[0025] Figure 4 This is a schematic diagram of the rotating mechanism structure of a magnetic LED display screen that can be maintained from front to back, proposed by the utility model;

[0026] Figure 5 This is a schematic diagram of the partial structure of a magnetic LED display screen that can be maintained from front to back proposed by the utility model.

[0027] In the figure: 1. mounting plate; 2. display screen body; 3. mounting frame; 4. notch; 5. through hole; 6. mounting hole; 7. slide groove; 8. bolt; 9. hinge seat; 10. first magnet; 11. rotating rod; 12. fixing ring; 13. fixing plate; 14. worm gear; 15. worm; 16. knob; 17. receiving groove; 18. mounting seat. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0029] Embodiment 1

[0030] Reference Figure 1-5 A magnetic LED display screen that can be maintained from front to back is used in the field of LED display screens, and includes: a mounting frame 3, a display screen body 2 and a mounting seat 18. A slot is designed on the mounting frame 3, and the display screen body 2 can be easily placed in the slot. Two first iron sheets are fixedly installed at the bottom of the display screen body 2, which are used to magnetically fix with two first magnets 10 on the inner wall of the bottom of the mounting frame 3 to ensure stable installation of the display screen body 2.

[0031] In order to achieve the angle adjustment of the display screen main body 2, a rotating mechanism is arranged between the mounting seat 18 and the mounting frame 3, and the rotating mechanism consists of an articulated seat 9, a rotating rod 11, a worm 15 and a worm wheel 14. One side of the articulated seat 9 is fixedly connected to the mounting seat 18, and the two ends of the rotating rod 11 are rotatably connected to the inner walls of the two sides of the articulated seat 9. A fixing ring 12 is sleeved on the rotating rod 11, and a fixing plate 13 is welded to one side of the fixing ring 12. The fixing plate 13 is welded to one side of the mounting frame 3, one end of the worm 15 is rotatably connected to the inner wall of the articulated seat 9, and the worm wheel 14 is fixedly sleeved on the rotating rod 11, and the worm 15 and the worm wheel 14 are meshed. A knob 16 is arranged at the other end of the worm 15, and a receiving groove 17 is opened on the articulated seat 9 to facilitate the user to turn the knob 16 by hand.

[0032] The mounting mechanism is used to fix the mounting seat 18 at a specified position. The mounting mechanism is composed of two mounting plates 1. One side of the mounting plate 1 is slidably connected to the inner wall of the mounting seat 18. The mounting plate 1 is provided with a mounting hole 6 for connecting to an external fixed structure. Two strip holes are provided on the top of the mounting seat 18, and two bolts 8 are provided. One end of the bolt 8 passes through the strip holes and is threadedly connected to the threaded holes on the mounting plate 1 to fix the mounting plate 1. In addition, a slide groove 7 is provided on the inner wall of the mounting seat 18, and a slider is provided on the mounting plate 1. The slider slides in the slide groove 7 to improve the stability of the movement of the mounting plate 1.

[0033] Embodiment 2

[0034] refer to Figure 1-5 , improved on the basis of the first embodiment:

[0035] When the display screen body 2 needs to be maintained, the user can easily take out the display screen body 2 through the notch 4 on the top of one side of the mounting frame 3 for front and back maintenance.

[0036] At the same time, the through hole 5 at the bottom of one side of the mounting frame 3 facilitates the display screen body 2 to plug in the power line, ensuring that the display screen is powered normally.

[0037] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A magnetic LED display screen capable of front and rear maintenance, comprising a mounting frame (3), a display screen body (2) and a mounting seat (18), characterized in that: The mounting frame (3) is provided with a slot, the display screen body (2) is placed in the slot, two first iron sheets for magnetically fixing the display screen body (2) are fixedly provided at the bottom of the display screen body (2), and two first magnets (10) are fixedly provided on the inner wall of the bottom of the mounting frame (3); A rotating mechanism, the rotating mechanism being arranged between the mounting seat (18) and the mounting frame (3) and being used for adjusting the angle of the display screen body (2); The mounting mechanism is arranged on the mounting seat (18) to facilitate the mounting of the mounting seat (18).

2. The magnetic LED display screen capable of front and rear maintenance according to claim 1, characterized in that: The rotating mechanism comprises an articulated seat (9), a rotating rod (11), a worm (15) and a worm wheel (14); one side of the articulated seat (9) is fixedly connected to one side of a mounting seat (18); two ends of the rotating rod (11) are respectively rotatably connected to the inner walls of both sides of the articulated seat (9); a fixing ring (12) is fixedly sleeved on the rotating rod (11); a fixing plate (13) is welded to one side of the fixing ring (12); one side of the fixing plate (13) is connected to the mounting seat (18); The mounting frame (3) is welded to one side, one end of the worm (15) is rotatably connected to the inner wall of one side of the hinge seat (9), the worm wheel (14) is fixedly sleeved on the rotating rod (11), the worm (15) and the worm wheel (14) are meshed, the other end of the worm (15) is fixedly provided with a knob (16) for facilitating the rotation of the worm (15), and the hinge seat (9) is provided with a receiving groove (17) for facilitating the user to rotate the knob (16) by hand.

3. The magnetic LED display screen capable of front and rear maintenance according to claim 1, characterized in that: The mounting mechanism comprises two mounting plates (1) for facilitating the mounting of the mounting seat (18), one side of the two mounting plates (1) being slidably connected to an inner wall of one side of the mounting seat (18), and a mounting hole (6) is provided on the mounting plate (1).

4. The magnetic LED display screen capable of front and rear maintenance according to claim 1, characterized in that: The top of the mounting seat (18) is provided with two strip-shaped holes, and the mounting seat (18) is provided with two bolts (8) for fixing the two mounting plates (1). Both mounting plates (1) are provided with threaded holes, and one end of the bolt (8) passes through the strip-shaped hole and is threadedly connected to the threaded hole.

5. The magnetic LED display screen capable of front and rear maintenance according to claim 1, characterized in that: A notch (4) is provided on the top of one side of the mounting frame (3) for facilitating the removal of the display screen body (2).

6. The magnetic LED display screen capable of front and rear maintenance according to claim 1, characterized in that: A through hole (5) is provided at the bottom of one side of the mounting frame (3) for facilitating the display screen body (2) to be plugged into a power cord.

7. The magnetic LED display screen capable of front and rear maintenance according to claim 3, characterized in that: A slide groove (7) for improving the moving stability of the two mounting plates (1) is provided on the inner wall of one side of the mounting seat (18); a slider is fixedly provided on one side of the two mounting plates (1); one side of the slider is slidably connected to the inner wall of one side of the slide groove (7).

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