LED display screen frame mounting and lifting device

Abstract

The utility model belongs to the technical field of lifting devices, and discloses an LED display screen frame installation lifting device which comprises a bottom plate, one side of the top of the bottom plate is connected with a supporting plate, one side of the supporting plate is connected with two connecting plates, the top of one connecting plate is rotationally connected with a first screw rod through a bearing, and the top of the other connecting plate is rotationally connected with a second screw rod through a bearing. Through the arrangement of the clamping assembly structure, when the display frame needs to be clamped, the display frame is placed on the fixing plate and leans against the backup plate, then the second screw rod is screwed, the second screw rod rotates on the clamping plate through the bearing, and in the process, the second screw rod drives the clamping plate to move downwards, so that the display frame is clamped. And the clamping plates clamp the top of the display frame, so that the display frame is kept stable on the device, the display frame is prevented from falling off from the device, the stability of the device is improved, and normal use of the device is facilitated.

Description

Technical Field

[0001] The utility model belongs to the technical field of lifting devices, and particularly relates to a lifting device for installing an LED display screen frame. Background Technique

[0002] An LED electronic display screen is a display mode that controls semiconductor light-emitting diodes. The LED electronic display screen is generally fixed on a wall through a display frame, and a frame lifting device is required during the installation of the display frame.

[0003] During the process of lifting the display frame by the existing lifting device, it is usually necessary for the operator to support both sides of the display frame, making it difficult to keep the display frame stable on the device, easily causing the display frame to fall off the device, reducing the stability of the device, and being unfavorable for the normal use of the device. In addition, the existing lifting device is usually placed vertically, so that the operator usually needs to stand the display frame upright and then carry it to the device, thus increasing the labor intensity of the operator, reducing the placement efficiency of the display frame, being inconvenient for the operator to use, and reducing the convenience of the device. Content of the Utility Model

[0004] The purpose of the utility model is to provide a lifting device for installing an LED display screen frame to solve the problems that the existing device is difficult to keep the display frame stable on the device and inconvenient to carry the display frame to the device.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A lifting device for installing an LED display screen frame, comprising: a bottom plate, one side of the top of the bottom plate is connected with a support plate, one side of the support plate is connected with two connecting plates, the top of one of the connecting plates is rotatably connected with a first screw rod through a bearing, the top of the other connecting plate is provided with a motor, one end of the first screw rod penetrates through the top of the other connecting plate, the output end of the motor is connected with the top end of the first screw rod, a connecting block is threadedly connected to the outer wall of the first screw rod, one side of the connecting block is connected with a backing plate, and one side of the backing plate is connected with a fixing plate; a clamping assembly, the clamping assembly is arranged on one side of the backing plate, the clamping assembly comprises a mounting plate, the mounting plate is connected to one side of the backing plate, and a second screw rod penetrates through the top of the mounting plate, the second screw rod is threadedly connected with the mounting plate, and the top end of the second screw rod is connected with a clamping plate, and the top of the clamping plate is rotatably connected with the second screw rod through a bearing.

[0006] Preferably, a rotating assembly is provided on one side of the bottom plate and the support plate. The rotating assembly includes a hinge, which is connected to one side of the bottom plate and the support plate. A sliding groove is formed on one side of the support plate, and a slider is slidably connected inside the sliding groove. One side of the slider extends outside the sliding groove, and a docking cylinder is connected to the side where the block extends outside the sliding groove. Rods penetrate through both sides of the docking cylinder, and diagonal braces are connected to both ends of the rods. Limiting grooves are formed at both ends of the docking cylinder, and mounting cylinders are connected to both sides of the top of the docking cylinder. Limiting rods penetrate through one side of the mounting cylinders, and a plurality of limiting holes are formed on one side of the support plate.

[0007] Preferably, a torsion plate is connected to the top end of the second screw rod, and a plurality of arc grooves are formed at the edge of the torsion plate.

[0008] Preferably, grooves are formed on the opposite sides of the clamping plate and the fixing plate.

[0009] Preferably, a support block is connected to one side of the support plate, and a pull rod is connected to the top of the support plate.

[0010] Preferably, a pull ring is connected to one side of the limiting rod.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] (1) By providing a clamping assembly in the utility model, when it is necessary to clamp the display frame, the display frame is placed on the fixing plate and leaned against the backing plate. Then, the second screw rod is rotated, so that the second screw rod rotates on the clamping plate through the bearing. During this process, the second screw rod drives the clamping plate to move downward, so that the clamping plate clamps the top of the display frame, realizing the stability of the display frame on the device, avoiding the display frame from falling off the device, improving the stability of the device, and being beneficial to the normal use of the device.

[0013] (2) By providing a rotating assembly in the utility model, when it is necessary to lay the support plate flat, the limiting rod is pulled outwards, so that the limiting rod disengages from the limiting hole, and the docking cylinder is released from the limit on the support plate. Then, the docking cylinder is pulled upwards, so that the docking cylinder moves on the sliding groove through the slider, and the diagonal brace rotates to be parallel to the support plate. Then, the support plate is pulled, so that the support plate rotates on the bottom plate through the hinge, and the support plate is in a flat state, thus facilitating the placement of the display frame on the backing plate of the support plate, reducing the labor intensity of the operator, improving the placement efficiency of the display frame, being convenient for the operator to use, and improving the convenience of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a schematic structural diagram of the utility model;

[0015] Figure 2 This is the left - hand side view of the external appearance of the utility model;

[0016] Figure 3 is Figure 1 the enlarged view of part A of;

[0017] Figure 4 This is the sectional view of the connection between the docking cylinder and the diagonal brace of the utility model;

[0018] In the figure: 1, bottom plate; 2, support plate; 3, connecting plate; 4, motor; 5, connecting block; 6, backing plate; 7, fixing plate; 8, mounting plate; 9, first screw; 10, clamping plate; 11, torsion plate; 12, hinge; 13, sliding groove; 14, second screw; 15, slider; 16, docking cylinder; 17, diagonal brace; 18, limiting groove; 19, rod; 20, mounting cylinder; 21, limiting rod; 22, limiting hole; 23, pull ring; 24, support block; 25, groove; 26, arc groove; 27, pull rod. Specific embodiments

[0019] 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 embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

[0020] Referring to Figures 1-4 as shown, the present utility model provides the following technical solutions: An LED display frame installation and lifting device, comprising: a bottom plate 1, a support plate 2 is connected to one side of the top of the bottom plate 1, two connecting plates 3 are connected to one side of the support plate 2, a first screw 9 is rotatably connected to the top of one of the connecting plates 3 through a bearing, a motor 4 is installed on the top of the other connecting plate 3, one end of the first screw 9 penetrates through the top of the other connecting plate 3, the output end of the motor 4 is connected to the top end of the first screw 9, a connecting block 5 is threadedly connected to the outer wall of the first screw 9, a backing plate 6 is connected to one side of the connecting block 5, and a fixing plate 7 is connected to one side of the backing plate 6; a clamping assembly, the clamping assembly is arranged on one side of the backing plate 6, the clamping assembly includes a mounting plate 8, the mounting plate 8 is connected to one side of the backing plate 6, and a second screw 14 penetrates through the top of the mounting plate 8, the second screw 14 is threadedly connected to the mounting plate 8, and the top end of the second screw 14 is connected to a clamping plate 10, and the top of the clamping plate 10 is rotatably connected to the second screw 14 through a bearing.

[0021] Through the above - mentioned technical solutions:

[0022] Specifically, when it is necessary to clamp the display frame, place the display frame on the fixed plate 7 and make it lean against the backing plate 6. Then, turn the second screw rod 14 so that the second screw rod 14 rotates on the clamping plate 10 through the bearing. During this process, the second screw rod 14 drives the clamping plate 10 to move downward, so that the clamping plate 10 clamps the top of the display frame, thereby making the display frame stable on the device.

[0023] In the present utility model, a further implementation manner is provided. Refer to Figures 1-4 , a rotating assembly is provided on one side of the bottom plate 1 and the support plate 2. The rotating assembly includes a hinge 12, and the hinge 12 is connected to one side of the bottom plate 1 and the support plate 2. A sliding groove 13 is formed on one side of the support plate 2, and a slider 15 is slidably connected inside the sliding groove 13. One side of the slider 15 extends outside the sliding groove 13, and a docking cylinder 16 is connected to the outside of the slider 15 extending from the sliding groove 13. A rod member 19 passes through both sides of the docking cylinder 16, and both ends of the rod member 19 are connected with a diagonal brace 17. Limiting grooves 18 are formed at both ends of the docking cylinder 16, and mounting cylinders 20 are connected to both sides of the top of the docking cylinder 16. A limiting rod 21 passes through one side of the mounting cylinder 20, and a plurality of limiting holes 22 are formed on one side of the support plate 2.

[0024] Through the above technical solution:

[0025] Specifically, when it is necessary to lay the support plate 2 flat, pull the limiting rod 21 outwards so that the limiting rod 21 disengages from the limiting hole 18, so that the docking cylinder 16 is released from the limit on the support plate. Then, pull the docking cylinder 16 upwards so that the docking cylinder 16 moves on the sliding groove 13 through the slider 15, so that the diagonal brace 17 rotates to be parallel to the support plate 2. Then, pull the support plate 2 so that the support plate 2 rotates on the bottom plate 1 through the hinge 12, so that the support plate 2 is in a flat state, which is convenient for quickly transporting the display frame to the backing plate 6. The rotation range of the diagonal brace 17 can be limited through the limiting groove 18.

[0026] Refer to Figures 1-3 , the top end of the second screw rod 14 is connected with a torsion plate 11, a plurality of arc grooves 26 are formed at the edge of the torsion plate 11, grooves 25 are formed on the opposite sides of the clamping plate 10 and the fixed plate 7, a support block 24 is connected to one side of the support plate, a pull rod 27 is connected to the top of the support plate 2, and a pull ring 23 is connected to one side of the limiting rod 21.

[0027] Through the above technical solution:

[0028] Specifically, by providing a plurality of arc grooves 26 at the edge of the torsion plate 11, it is convenient to screw the second screw 14. By providing the groove 25, the stability of the display frame between the clamping plate 10 and the fixing plate 7 is improved. By providing the support block 24, it is convenient to keep the support plate 2 parallel to the ground. By providing the pull rod 27, it is convenient to pull the support plate 2. By providing the pull ring 23, it is convenient to pull the limit rod 21 outwards.

[0029] It should be noted that in this text, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device comprising a series of elements not only includes those elements, but also includes other elements not expressly listed, or further includes elements inherent to such process, method, article or device.

[0030] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An LED display frame installation and lifting device, characterized in that , including: A bottom plate (1), one side of the top of the bottom plate (1) is connected with a support plate (2), one side of the support plate (2) is connected with two connecting plates (3), one of the connecting plates (3) is rotatably connected with a first screw rod (9) through a bearing at the top, a motor (4) is installed at the top of the other connecting plate (3), one end of the first screw rod (9) penetrates through the top of the other connecting plate (3), the output end of the motor (4) is connected with the top end of the first screw rod (9), a connecting block (5) is threadedly connected to the outer wall of the first screw rod (9), one side of the connecting block (5) is connected with a backing plate (6), and one side of the backing plate (6) is connected with a fixing plate (7); A clamping assembly, the clamping assembly is arranged on one side of the backing plate (6), the clamping assembly includes a mounting plate (8), the mounting plate (8) is connected to one side of the backing plate (6), and a second screw rod (14) penetrates through the top of the mounting plate (8), the second screw rod (14) is threadedly connected with the mounting plate (8), and the top end of the second screw rod (14) is connected with a clamping plate (10), and the top of the clamping plate (10) is rotatably connected with the second screw rod (14) through a bearing.

2. The LED display frame installation and lifting device according to claim 1, characterized in that: A rotating assembly is arranged on one side of the bottom plate (1) and the support plate (2), the rotating assembly includes a hinge (12), the hinge (12) is connected to one side of the bottom plate (1) and the support plate (2), a chute (13) is opened on one side of the support plate (2), a slider (15) is slidably connected inside the chute (13), one side of the slider (15) extends to the outside of the chute (13), and one side of the block (15) extending to the outside of the chute (13) is connected with a docking cylinder (16), rods (19) penetrate through both sides of the docking cylinder (16), both ends of the rods (19) are connected with diagonal braces (17), limiting grooves (18) are opened at both ends of the docking cylinder (16), mounting cylinders (20) are connected to both sides of the top of the docking cylinder (16), a limiting rod (21) penetrates through one side of the mounting cylinder (20), and a plurality of limiting holes (22) are opened on one side of the support plate (2).

3. The LED display frame mounting and lifting device according to claim 1, characterized in that: The top end of the second screw rod (14) is connected with a torsion plate (11), and a plurality of arc grooves (26) are opened at the edge of the torsion plate (11).

4. The LED display frame installation and lifting device according to claim 1, characterized in that: Grooves (25) are opened on the opposite sides of the clamping plate (10) and the fixing plate (7).

5. The LED display frame mounting and lifting device according to claim 2, characterized in that: A support block (24) is connected to one side of the support plate (2), and a pull rod (27) is connected to the top of the support plate (2).

6. The LED display frame mounting and lifting device according to claim 2, characterized in that: A pull ring (23) is connected to one side of the limiting rod (21).

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