LED display screen fixing device

Abstract

The utility model relates to the technical field of fixing devices, and discloses an LED display screen fixing device which comprises a base, a supporting rod is fixedly assembled on the top of the base, a sleeve rod is connected to the outer wall of the supporting rod in a sleeved mode, a thread adjusting valve is installed at the bottom of the sleeve rod, a connecting plate is fixedly assembled on the outer wall of the sleeve rod through a universal joint, and the connecting plate is provided with a thread adjusting valve. A limiting assembly is arranged on the outer wall of the connecting plate, a fixing assembly is arranged at the top of the supporting rod, and a magnetic suction plate is fixedly installed at the top of the limiting assembly. The display screen is placed at the top of the bottom plate, and the bottom plate can move downwards due to gravity, so that a gear block can be meshed with a gear to drive the gear to rotate, racks at the upper end and the lower end can move in different directions, and the display screen can be clamped and fixed by two clamping plates; the display screen can be more stable during use, meanwhile, double fixation of the display screen can be achieved, and the fixing effect is better.

Description

Technical Field

[0001] The utility model relates to the technical field of fixing devices, in particular to a fixing device for an LED display screen. Background Art

[0002] LED display fixtures are key components to ensure that LED screens are safely and stably installed in various environments.

[0003] The existing LED display screen fixing device usually cooperates with a fixing device such as a hanging frame to hang the display screen on the wall when fixing the display screen, but the fixing effect of the display screen is not good, which makes the display screen easy to shake when in use, thereby causing inconvenience in using the display screen, so it needs to be improved. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a LED display screen fixing device, which has the advantages of good fixing effect and double fixing, and solves the problems raised by the above-mentioned background technology.

[0005] The utility model provides the following technical solution: a device for fixing an LED display screen, comprising a base, a support rod fixedly assembled on the top of the base, a sleeve rod sleeved on the outer wall of the support rod, a threaded regulating valve installed on the bottom of the sleeve rod, a connecting plate fixedly assembled on the outer wall of the sleeve rod through a universal joint, a limiting assembly provided on the outer wall of the connecting plate, a fixing assembly provided on the top of the support rod, and a magnetic attraction plate fixedly mounted on the top of the limiting assembly.

[0006] As a preferred technical solution of the utility model, the limit assembly includes a mounting shell, the upper and lower ends of the mounting shell are provided with grooves, the outer walls of both sides of the mounting shell are provided with square grooves, the inner wall of the mounting shell is rotatably connected with a rotating shaft, the outer wall of the rotating shaft is fixedly sleeved with a gear, the upper and lower ends of the gear are meshed with racks, and the outer wall of the rack is fixedly installed with a slider.

[0007] As a preferred technical solution of the utility model, a clamp is fixedly installed on the outer wall of one end of the rack away from the rotating shaft, a base plate is meshed on the outer wall of the rotating shaft, a tooth block is fixedly installed on the inner wall of the base plate, sliding grooves are provided on the inner walls of the upper and lower ends of the mounting shell, and a pressure sensor is fixedly installed on the top of the base plate.

[0008] As a preferred technical solution of the utility model, the pressure sensor is electrically connected to the air pump, the number of the racks, sliders and splints are two, and the two racks, sliders and splints are symmetrically distributed on the outer wall of the gear, the slider is located on the inner wall of the slide groove, and the slider slides on the inner wall of the slide groove, and the thickness of the rack plus the thickness of the bottom plate is equal to the thickness of the gear.

[0009] As a preferred technical solution of the utility model, the fixed component includes an air pump, an exhaust pipe is installed at one end of the air pump, and an air intake pipe is installed at the other end of the air pump, the outer walls of the exhaust pipe and the air intake pipe are fixedly equipped with connecting pipes, the outer wall of the connecting pipe is provided with a suction cup, and the outer wall of the suction cup is installed with a panel.

[0010] As a preferred technical solution of the utility model, there are eleven suction cups, and the eleven suction cups are evenly distributed on the outer wall of the panel, the air pump is fixedly installed on the top of the sleeve rod, and the panel is installed on the outer wall of the mounting shell.

[0011] As a preferred technical solution of the utility model, the sleeve rod slides on the outer wall of the support rod through a threaded regulating valve, the connecting plate is fixedly installed on the outer wall of the mounting shell away from the gear, and the magnetic plate is sleeved on the outer wall of the bottom plate.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. The LED display screen fixing device places the display screen on the top of the bottom plate. Due to gravity, the bottom plate can move downward, so that the tooth block can mesh with the gear and drive the gear to rotate, so that the racks at the upper and lower ends can move in different directions, so that the two clamping plates can clamp and fix the display screen, making the display screen more stable when in use, and at the same time, the display screen can be doubly fixed, so that the fixing effect is better.

[0014] 2. The LED display fixing device places the display on the top of the bottom plate so that the bottom of the display can contact the pressure sensor. The pressure sensor will emit a signal after sensing the pressure change, so that the air pump can start working, thereby allowing the air pump to pump air to the inner wall of the connecting pipe through the air inlet pipe, allowing the display to be adsorbed by a plurality of suction cups, and allowing the display to be stably fixed on the outer wall of the panel, thereby facilitating the use of the display and making the fixation of the display more stable. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the other side of the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of the fixed component of the utility model;

[0019] Figure 5 This is a schematic diagram of the connecting pipe structure of the utility model;

[0020] Figure 6 This is a schematic diagram of the structure of the limit assembly of the utility model.

[0021] In the figure: 1. Base; 2. Support rod; 3. Sleeve rod; 4. Threaded regulating valve; 5. Connecting plate; 6. Limiting assembly; 7. Universal joint; 8. Fixing assembly; 9. Magnetic plate; 10. Pressure sensor;

[0022] 601, mounting housing; 602, groove; 603, square groove; 604, rotating shaft; 605, gear; 606, rack; 607, slider; 608, clamping plate; 609, bottom plate; 610, gear block; 611, slideway;

[0023] 801, air pump; 802, exhaust pipe; 803, air inlet pipe; 804, connecting pipe; 805, suction cup; 806, panel. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1 - Figure 6 , a LED display screen fixing device, comprising a base 1, a support rod 2 is fixedly mounted on the top of the base 1, a sleeve rod 3 is sleeved on the outer wall of the support rod 2, a threaded regulating valve 4 is installed at the bottom of the sleeve rod 3, a connecting plate 5 is fixedly mounted on the outer wall of the sleeve rod 3 through a universal joint 7, a limiting component 6 is provided on the outer wall of the connecting plate 5, a fixing component 8 is provided on the top of the support rod 2, and a magnetic suction plate 9 is fixedly installed on the top of the limiting component 6;

[0026] By utilizing the above structure and setting the magnetic plate 9, the device can adsorb magnets to the outer wall of the magnetic plate 9 and fix the notes, thereby serving as a simple memo and improving the practical performance of the device.

[0027] In a preferred embodiment, the limit assembly 6 includes a mounting shell 601, the upper and lower ends of the mounting shell 601 are provided with grooves 602, the outer walls of both sides of the mounting shell 601 are provided with square grooves 603, the inner wall of the mounting shell 601 is rotatably connected with a rotating shaft 604, the outer wall of the rotating shaft 604 is fixedly sleeved with a gear 605, the upper and lower ends of the gear 605 are meshed with a rack 606, and the outer wall of the rack 606 is fixedly installed with a slider 607;

[0028] In a preferred embodiment, a clamping plate 608 is fixedly mounted on the outer wall of the end of the rack 606 away from the rotating shaft 604, a bottom plate 609 is meshed with the outer wall of the rotating shaft 604, a tooth block 610 is fixedly mounted on the inner wall of the bottom plate 609, a slide groove 611 is provided on the inner walls of the upper and lower ends of the mounting housing 601, and a pressure sensor 10 is fixedly mounted on the top of the bottom plate 609;

[0029] With the above structure, the slider 607 slides on the inner wall of the slide groove 611 , so that the rack 606 can play a limiting role when sliding, and can effectively prevent the rack 606 from being separated from the mounting shell 601 .

[0030] In a preferred embodiment, the pressure sensor 10 is electrically connected to the air pump 801, the number of the rack 606, the slider 607 and the clamping plate 608 are all two, and the two racks 606, the slider 607 and the clamping plate 608 are symmetrically distributed on the outer wall of the gear 605, the slider 607 is located on the inner wall of the slide groove 611, and the slider 607 slides on the inner wall of the slide groove 611, and the thickness of the rack 606 plus the thickness of the bottom plate 609 is equal to the thickness of the gear 605;

[0031] By utilizing the above structure, by placing the display screen on top of the base plate 609, the base plate 609 can move downward due to gravity, so that the tooth block 610 can mesh with the gear 605 and drive the gear 605 to rotate, so that the racks 606 at the upper and lower ends can move in different directions, so that the two clamps 608 can clamp and fix the display screen.

[0032] In a preferred embodiment, the fixing assembly 8 includes an air pump 801, an air extraction pipe 802 is installed at one end of the air pump 801, and an air intake pipe 803 is installed at the other end of the air pump 801, and the outer walls of the air extraction pipe 802 and the air intake pipe 803 are fixedly equipped with a connecting pipe 804, the outer wall of the connecting pipe 804 is provided with a suction cup 805, and the outer wall of the suction cup 805 is installed with a panel 806;

[0033] In a preferred embodiment, there are eleven suction cups 805, and the eleven suction cups 805 are evenly distributed on the outer wall of the panel 806, the air pump 801 is fixedly installed on the top of the sleeve rod 3, and the panel 806 is installed on the outer wall of the mounting shell 601;

[0034] By utilizing the above structure, the pressure sensor 10 transmits a signal, so that the air pump 801 can start working, thereby enabling the air pump 801 to draw air toward the inner wall of the connecting pipe 804 through the air inlet pipe 803, allowing the display screen to be adsorbed by a plurality of suction cups 805, and allowing the display screen to be stably fixed on the outer wall of the panel 806 for easy use.

[0035] In a preferred embodiment, the sleeve rod 3 slides on the outer wall of the support rod 2 through the threaded regulating valve 4, the connecting plate 5 is fixedly installed on the outer wall of the mounting housing 601 away from the gear 605, and the magnetic attraction plate 9 is sleeved on the outer wall of the bottom plate 609;

[0036] With the above structure, the connection plate 5 can drive the device to rotate at different angles through the setting of the universal joint 7, so that the user can observe the display screen at different angles, and it is convenient to repair the back of the display screen.

[0037] Working principle: when using the device, the sleeve rod 3 is driven by rotating the threaded regulating valve 4 to move the device to a suitable height, and the display screen is placed on the top of the bottom plate 609, so that the bottom of the display screen can contact the pressure sensor 10, so that the pressure sensor 10 will emit a signal after sensing the pressure change, so that the air pump 801 can start working, so that the air pump 801 can pump air to the inner wall of the connecting pipe 804 through the air inlet pipe 803, so that the display screen can be adsorbed by a plurality of suction cups 805, so that the display screen can be stably fixed on the outer wall of the panel 806 for placement. At the same time, during the placement of the display screen, due to gravity, the bottom plate 609 can move downward, so that the tooth block 610 can mesh with the gear 605 and drive the gear 605 to rotate, so that the racks 606 at the upper and lower ends can move in different directions, so that the two clamping plates 608 can clamp and fix the display screen, so that the display screen can be more stable when in use, and the display screen can be double fixed, so that the fixing effect is better.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A LED display screen fixing device, comprising a base (1), characterized in that: A support rod (2) is fixedly mounted on the top of the base (1); a sleeve rod (3) is sleeved on the outer wall of the support rod (2); a threaded regulating valve (4) is mounted on the bottom of the sleeve rod (3); a connecting plate (5) is fixedly mounted on the outer wall of the sleeve rod (3) via a universal joint (7); a limit assembly (6) is provided on the outer wall of the connecting plate (5); a fixing assembly (8) is provided on the top of the support rod (2); and a magnetic attraction plate (9) is fixedly mounted on the top of the limit assembly (6).

2. The LED display screen fixing device according to claim 1, characterized in that: The position limiting assembly (6) comprises a mounting shell (601), the upper and lower ends of the mounting shell (601) are provided with grooves (602), the outer walls of both sides of the mounting shell (601) are provided with square grooves (603), the inner wall of the mounting shell (601) is rotatably connected to a rotating shaft (604), the outer wall of the rotating shaft (604) is fixedly sleeved with a gear (605), the upper and lower ends of the gear (605) are meshed with racks (606), and the outer wall of the rack (606) is fixedly mounted with a slider (607).

3. The LED display screen fixing device according to claim 2, characterized in that: A clamping plate (608) is fixedly mounted on the outer wall of one end of the rack (606) away from the rotating shaft (604), a bottom plate (609) is meshed with the outer wall of the rotating shaft (604), a tooth block (610) is fixedly mounted on the inner wall of the bottom plate (609), sliding grooves (611) are provided on the inner walls at both the upper and lower ends of the mounting housing (601), and a pressure sensor (10) is fixedly mounted on the top of the bottom plate (609).

4. The LED display screen fixing device according to claim 3, characterized in that: The pressure sensor (10) is electrically connected to the air pump (801), the number of the rack (606), the slider (607) and the splint (608) is two, and the two racks (606), the slider (607) and the splint (608) are symmetrically distributed on the outer wall of the gear (605), the slider (607) is located on the inner wall of the slide groove (611), and the slider (607) slides on the inner wall of the slide groove (611), and the thickness of the rack (606) plus the thickness of the bottom plate (609) is equal to the thickness of the gear (605).

5. The LED display screen fixing device according to claim 1, characterized in that: The fixing assembly (8) comprises an air pump (801), one end of the air pump (801) is equipped with an air extraction pipe (802), and the other end of the air pump (801) is equipped with an air intake pipe (803), the outer walls of the air extraction pipe (802) and the air intake pipe (803) are both fixedly equipped with a connecting pipe (804), the outer wall of the connecting pipe (804) is provided with a suction cup (805), and the outer wall of the suction cup (805) is equipped with a panel (806).

6. The LED display screen fixing device according to claim 5, characterized in that: There are eleven suction cups (805), and the eleven suction cups (805) are evenly distributed on the outer wall of the panel (806). The air pump (801) is fixedly installed on the top of the sleeve rod (3), and the panel (806) is installed on the outer wall of the installation shell (601).

7. The LED display screen fixing device according to claim 1, characterized in that: The sleeve rod (3) slides on the outer wall of the support rod (2) via the threaded regulating valve (4); the connecting plate (5) is fixedly mounted on the outer wall of the mounting housing (601) away from the gear (605); and the magnetic attraction plate (9) is sleeved on the outer wall of the bottom plate (609).

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