CN107734899B

CN107734899B - LED display screen fixing device

Info

Publication number: CN107734899B
Application number: CN201711194959.3A
Authority: CN
Inventors: 罗红艳
Original assignee: Chongqing Blanc Science And Technology Ltd
Current assignee: Quantitative Crystal Display (Zhejiang) Technology Co.,Ltd.
Priority date: 2017-11-24
Filing date: 2017-11-24
Publication date: 2020-01-24
Anticipated expiration: 2037-11-24
Also published as: CN107734899A

Abstract

The invention belongs to the technical field of LED display screen fixing devices, and particularly relates to an LED display screen fixing device which comprises a control box, wherein a first through hole which is communicated with the inside and the outside is formed in the inner wall of the front end of the control box, a first worm penetrates through the first through hole, a control mechanism is arranged in the control box and is positioned above the first worm, the control mechanism is meshed with the first worm, the left end and the right end of the control mechanism are respectively and rotatably connected with the inner walls of the left end and the right end of the control box, a first lifting plate is arranged in the control box and is positioned above the control mechanism, the side walls of the left end and the right end of the first lifting plate are respectively and slidably connected with the inner walls of the left end and the right end of the control box, the lower end of the first lifting plate is rotatably connected with two linkage rods, and the lower ends of the two. Has the advantages that: the LED display screen is convenient to move and carry, and the LED display screen is convenient to mount, so that the working efficiency is effectively improved.

Description

LED display screen fixing device

Technical Field

The invention belongs to the technical field of LED display screen fixing device equipment, and particularly relates to an LED display screen fixing device.

Background

LED display (LED display) is a flat panel display, which is composed of small LED module panels, LEDs and light emitting diodes (abbreviated). It is a diode made of a compound of gallium (Ga) and arsenic (As), phosphorus (P), nitrogen (N), indium (In) by controlling the display mode of a semiconductor light emitting diode, and can radiate visible light when electrons and holes are recombined, and thus can be used to manufacture a light emitting diode. In circuits and instruments as indicator lights or to form text or numerical displays. The GaAs/P diode emits red light, the Ga/P diode emits green light, the SiC diode emits yellow light, the InGaN diode emits blue light, the LED display screen is generally used for displaying various information such as characters, images, videos, video signals and the like,

the application of the LED display screen in outdoor places is becoming more and more widespread, for example, activities such as outdoor performance, football match and the like usually need to use the LED display screen to synchronously display programs or display advertisements, thereby driving the development of the rental industry of the LED display screen. The LED display screen is large in area and heavy in weight, short-distance loading and carrying of the LED display screen are difficult, and the LED display screen is troublesome to install, so that the work efficiency is low, and the use efficiency of the display screen is influenced.

Therefore, we propose a LED display screen fixing device to solve the above problems.

Disclosure of Invention

The invention aims to solve the problems and provides an LED display screen fixing device which is high in flexibility and convenient for installing an LED display screen.

In order to achieve the purpose, the invention adopts the following technical scheme: a fixing device for an LED display screen comprises a control box, wherein a first through hole which is communicated with the inside and the outside is formed in the inner wall of the front end of the control box, a first worm penetrates through the first through hole, a control mechanism is arranged in the control box and is positioned above the first worm, the control mechanism is meshed with the first worm, the left end and the right end of the control mechanism are respectively connected with the inner walls of the left end and the right end of the control box in a rotating mode, a first lifting plate is arranged in the control box and is positioned above the control mechanism, the side walls of the left end and the right end of the first lifting plate are respectively connected with the inner walls of the left end and the right end of the control box in a sliding mode, the lower end of the first lifting plate is connected with two linkage rods in a rotating mode, the lower ends of the two linkage rods are connected with the upper end of the control mechanism in a rotating mode, a support column is arranged, the supporting plate is provided with two sliding mechanisms, two first fixing mechanisms are arranged on the sliding mechanisms, the upper end of the supporting plate is provided with a second fixing mechanism, the second fixing mechanism is arranged on the supporting plate between the two sliding mechanisms, and the lower end of the control box is provided with a plurality of moving devices.

In foretell LED display screen fixing device, all be equipped with first spout on the both ends inner wall about the control box, two all be equipped with first slider in the first spout, two the lateral wall of first slider is connected with the both ends lateral wall about first lifter plate respectively.

In foretell LED display screen fixing device, control mechanism is including setting up the first threaded rod in the control box, first threaded rod is located the top of first worm, the both ends of first threaded rod rotate with the control box about both ends inner wall respectively and be connected, cup jointed first worm wheel on the first threaded rod, and first worm wheel and first worm meshing, two sliding plates have been cup jointed to the screw thread on the first threaded rod, and two sliding plates set up respectively on the first threaded rod at both ends about the first worm wheel, two the upper end of sliding plate rotates with the lower extreme of two trace respectively and is connected.

In foretell LED display screen fixing device, slide mechanism is including setting up the second spout in the backup pad, be equipped with the second slider in the second spout, the upper end and the lower extreme of first fixed establishment of second slider are connected, be equipped with the first screw hole of controlling the intercommunication on the lateral wall of second slider, and first screw hole female connection has the second threaded rod, the one end of second threaded rod is passed the second spout and is kept away from the one end inner wall of second fixed establishment and extend to the outside of backup pad, the other end of second threaded rod and the one end inner wall that the second spout is close to second fixed establishment rotate to be connected.

In foretell LED display screen fixing device, first fixed establishment is including setting up in the first riser of second slider upper end, be equipped with the connecting rod on the lateral wall of first riser, and the connecting rod sets up on the one end lateral wall that first riser is close to second fixed establishment, the connecting rod is kept away from one of first riser and is served and be connected with the fixed plate.

In foretell LED display screen fixing device, second fixed establishment is including setting up in the second riser of backup pad upper end, be equipped with the connecting plate on the front end lateral wall of second riser, the lower extreme of connecting plate is connected with many telescopic links, the lower extreme of telescopic link is connected with the clamp plate, be equipped with the second screw hole of intercommunication from top to bottom on the connecting plate, and second screw hole female connection has the second threaded rod, the lower extreme of second threaded rod is rotated with the upper end of clamp plate and is connected.

In the fixing device for the LED display screen, the moving device comprises a cylindrical barrel arranged at the lower end of the control box, a second through hole communicated with the inside and the outside is arranged on the inner wall of one end of the cylindrical barrel, a second worm is arranged in the second through hole in a penetrating manner, a second lifting plate is arranged in the cylindrical barrel and is positioned below the second worm, the side walls at the left and right ends of the second lifting plate are respectively connected with the inner walls at the left and right ends of the cylindrical barrel in a sliding way, the second lifting plate is provided with a third threaded hole which is communicated up and down, and a third threaded rod is connected with the inner thread of the third threaded hole, the upper end of the third threaded rod is rotationally connected with the top surface of the cylindrical barrel, and a second worm wheel is sleeved on the third threaded rod and meshed with a second worm, the lower end of the second lifting plate is connected with a supporting rod, and the lower end of the supporting rod is connected with a roller.

In foretell LED display screen fixing device, all be equipped with the third spout on the both ends inner wall about the cylinder bucket, two all be equipped with the third slider in the third spout, two the lateral wall of third slider is connected with the both ends lateral wall about the second lifter plate respectively.

Compared with the prior art, this LED display screen fixing device's advantage lies in: according to the LED display screen, the second threaded rod is rotated to drive the fixing plate to move, the LED display screen is fixed in the horizontal direction through the fixing plate, the third threaded rod is rotated to drive the pressing plate to lift, the LED display screen can be fixed in the vertical direction through the pressing plate, the LED display screen is convenient to mount and dismount, the supporting plate can be driven to lift through rotation of the first worm, the height of the LED display screen can be adjusted conveniently, the LED display screen can be adjusted to different heights according to needs, the requirements of different industries on the use height of the LED display screen are met, the roller is lifted when the second worm is rotated, when the roller is abutted to the ground, the fixing device can be moved, the LED display screen can be carried conveniently, the flexibility of the LED display screen is improved, the labor intensity of workers is reduced, and the use efficiency of the LED display screen is effectively improved.

Drawings

FIG. 1 is a perspective view of an LED display screen fixing device provided by the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is an enlarged view of a portion of FIG. 1 at B;

fig. 4 is a schematic top view of an LED display screen fixing device provided in the present invention.

In the figure, 1 is a control box, 2 is a first worm, 3 is a control mechanism, 4 is a first lifting plate, 5 is an interlocking rod, 6 is a support column, 7 is a support plate, 8 is a sliding mechanism, 9 is a first fixing mechanism, 10 is a second fixing mechanism, 11 is a moving device, 12 is a first threaded rod, 13 is a first worm wheel, 14 is a sliding plate, 15 is a first sliding chute, 16 is a first sliding block, 17 is a second sliding chute, 18 is a second sliding block, 19 is a second threaded rod, 20 is a first vertical plate, 21 is a connecting rod, 22 is a fixing plate, 23 is a second vertical plate, 24 is a connecting plate, 25 is a telescopic rod, 26 is a pressing plate, 27 is a third threaded rod, 28 is a cylindrical barrel, 29 is a second worm, 30 is a second lifting plate, 31 is a fourth threaded rod, 32 is a second worm wheel.

Detailed Description

The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.

Examples

As shown in FIGS. 1-4, an LED display screen fixing device comprises a control box 1, a first through hole communicated with the inside and the outside is arranged on the inner wall of the front end of the control box 1, a first worm 2 penetrates through the first through hole, a first hand wheel is connected to one end of the first worm 2, which is positioned outside the control box 1, the first worm 2 is convenient to rotate through the first hand wheel, a control mechanism 3 is arranged in the control box 1, the control mechanism 3 is positioned above the first worm 2, the control mechanism 3 is meshed with the first worm 2, the left and right ends of the control mechanism 3 are respectively rotatably connected with the inner walls of the left and right ends of the control box 1, a first lifting plate 4 is arranged in the control box 1, the first lifting plate 4 is positioned above the control mechanism 3, the side walls of the left and right ends of the first lifting plate 4 are respectively slidably connected with the inner walls of the left and right ends of the control box 1, the lower end of the first lifting plate, the lower extreme of two trace 5 is rotated with the upper end of control mechanism 3 and is connected, and the upper end of first lifter plate 4 is equipped with support column 6, and the upper end of support column 6 is equipped with backup pad 7, is equipped with two slide mechanism 8 in the backup pad 7, all is equipped with first fixed establishment 9 on two slide mechanism 8, and the upper end of backup pad 7 is equipped with second fixed establishment 10, and second fixed establishment 10 sets up in the backup pad 7 between two slide mechanism 8, and the lower extreme of control box 1 is equipped with a plurality of mobile device 11.

Wherein, all be equipped with first spout 15 on the both ends inner wall about control box 1, all be equipped with first slider 16 in two first spouts 15, the lateral wall of two first sliders 16 is connected with the both ends lateral wall about first lifter plate 4 respectively.

Wherein, control mechanism 3 is including setting up first threaded rod 12 in control box 1, first threaded rod 12 is located the top of first worm 2, the both ends of first threaded rod 12 respectively with control box 1 about both ends inner wall rotate be connected, first worm wheel 13 has been cup jointed on the first threaded rod 12, and first worm wheel 13 and first worm 2 meshing, two sliding plates 14 have been cup jointed to the screw thread on the first threaded rod 12, and two sliding plates 14 set up respectively on first threaded rod 12 at both ends about first worm wheel 13, the upper end of two sliding plates 14 rotates with the lower extreme of two trace 5 respectively and is connected.

Wherein, slide mechanism 8 is including setting up the second spout 17 on backup pad 7, be equipped with second slider 18 in the second spout 17, the upper end and the lower extreme of first fixed establishment 9 of second slider 18 are connected, be equipped with the first screw hole of left right intercommunication on the lateral wall of second slider 18, and first screw hole female connection has second threaded rod 19, the one end of second threaded rod 19 is passed second spout 17 and is kept away from the one end inner wall of second fixed establishment 10 and extend to the outside of backup pad 7, the other end of second threaded rod 19 and the one end inner wall that second spout 17 is close to second fixed establishment 10 rotate and be connected, second threaded rod 19 is located one of second spout 17 outer and is served and be connected with the second hand wheel, be convenient for rotate second threaded rod 19 through the second hand wheel.

More specifically, first fixed establishment 9 is equipped with connecting rod 21 including setting up in first riser 20 of second slider 18 upper end on the lateral wall of first riser 20, and connecting rod 21 sets up on first riser 20 is close to the one end lateral wall of second fixed establishment 10, and connecting rod 21 is kept away from one of first riser 20 and is served and be connected with fixed plate 22, and fixed plate 22 is the U template, is convenient for fix the LED display screen.

Wherein, second fixed establishment 10 is including setting up in second riser 23 of backup pad 7 upper end, be equipped with connecting plate 24 on the front end lateral wall of second riser 23, the lower extreme of connecting plate 24 is connected with many telescopic links 25, the lower extreme of telescopic link 25 is connected with clamp plate 26, the second screw hole that communicates about being equipped with on connecting plate 24, and second screw hole female connection has third threaded rod 27, the lower extreme of third threaded rod 27 is connected with the upper end rotation of clamp plate 26, the upper end of third threaded rod 27 is connected with the third hand wheel, be convenient for rotate third threaded rod 27.

Wherein, the moving device 11 comprises a cylindrical barrel 28 arranged at the lower end of the control box 1, a second through hole communicated with the inside and the outside is arranged on the inner wall of one end of the cylindrical barrel 28, a second worm 29 is arranged in the second through hole in a penetrating way, a fourth hand wheel is connected to one end of the second worm 29 positioned outside the cylindrical barrel 28, which is convenient for rotating the second worm 29, a second lifting plate 30 is arranged in the cylindrical barrel 28, the second lifting plate 30 is positioned below the second worm 29, the side walls of the left and the right ends of the second lifting plate 30 are respectively connected with the inner walls of the left and the right ends of the cylindrical barrel 28 in a sliding way, a third threaded hole communicated with the upper and the lower is arranged on the second lifting plate 30, a fourth threaded rod 31 is connected with the inner thread of the third threaded hole, the upper end of the fourth threaded rod 31 is rotatably connected with the top surface of the cylindrical barrel 28, a second worm wheel 32 is sleeved on the fourth threaded rod 31, the, the lower extreme of bracing piece 33 is connected with gyro wheel 34, all is equipped with third spout 35 on the both ends inner wall about cylindrical barrel 28, all is equipped with third slider 36 in two third spouts 35, and the lateral wall of two third sliders 36 is connected with the both ends lateral wall about second lifter plate 30 respectively.

The LED display screen is placed on the supporting plate 7 between the two fixing plates 22, the second hand wheel is rotated to drive the second threaded rod 19 to rotate, so that the second sliding block 18 slides in the second sliding groove 17, the fixing plates 22 are driven to move through the first vertical plate 20, the LED display screen is fixed through the fixing plates 22, the third hand wheel is rotated to drive the third threaded rod 27 to rotate, the pressing plate 26 is moved, the pressing plate 26 is enabled to be in contact with the upper end of the LED display screen in an abutting mode, the first hand wheel is rotated to drive the first worm 2 to rotate, the first threaded rod 12 is rotated due to the fact that the first worm 2 is meshed with the first worm wheel 13, the sliding plate 14 is enabled to slide, the first lifting plate 4 is driven to lift through the linkage rod 5, the height of the LED display screen is enabled to be adjustable, the second worm 29 is driven to rotate by the rotation of the fourth hand wheel, and the second worm 29 is meshed, then drive fourth threaded rod 31 and rotate, make second lifter plate 30 slide in cylindrical barrel 28 then, can drive gyro wheel 34 and go up and down, when gyro wheel 34 and ground counterbalance contact, be convenient for fixed LED display screen removes, when cylindrical barrel 28 and ground counterbalance contact, make the LED display screen fix subaerial.

Although the terms of the control box 1, the first worm 2, the control mechanism 3, the first lifting plate 4, the linkage rod 5, the support column 6, the support plate 7, the sliding mechanism 8, the first fixing mechanism 9, the second fixing mechanism 10, the moving device 11, the first threaded rod 12, the first worm wheel 13, the sliding plate 14, the first sliding slot 15, the first slider 16, the second sliding slot 17, the second slider 18, the second threaded rod 19, the first riser 20, the connecting rod 21, the fixing plate 22, the second riser 23, the connecting plate 24, the telescopic rod 25, the pressing plate 26, the third threaded rod 27, the cylindrical barrel 28, the second worm 29, the second lifting plate 30, the fourth threaded rod 31, the second worm wheel 32, the support rod 33, the roller 34, the third sliding slot 35, the third slider 36, and the like are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. The LED display screen fixing device comprises a control box (1) and is characterized in that a first through hole communicated with the inside and the outside is formed in the inner wall of the front end of the control box (1), a first worm (2) penetrates through the first through hole, a control mechanism (3) is arranged in the control box (1), the control mechanism (3) is located above the first worm (2), the control mechanism (3) is meshed with the first worm (2), the left end and the right end of the control mechanism (3) are respectively connected with the inner walls of the left end and the right end of the control box (1) in a rotating mode, a first lifting plate (4) is arranged in the control box (1), the first lifting plate (4) is located above the control mechanism (3), the side walls of the left end and the right end of the first lifting plate (4) are respectively connected with the inner walls of the left end and the right end of the control box (1) in a sliding mode, the lower end of the first lifting plate (4) is rotatably connected with two linkage rods (5), the lower ends of the two linkage rods (5) are rotatably connected with the upper end of the control mechanism (3), the upper end of the first lifting plate (4) is provided with a support column (6), the upper end of the support column (6) is provided with a support plate (7), the support plate (7) is provided with two sliding mechanisms (8), the two sliding mechanisms (8) are respectively provided with a first fixing mechanism (9), the upper end of the support plate (7) is provided with a second fixing mechanism (10), the second fixing mechanism (10) is arranged on the support plate (7) between the two sliding mechanisms (8), and the lower end of the control box (1) is provided with a plurality of moving devices (11); the second fixing mechanism (10) comprises a second vertical plate (23) arranged at the upper end of the supporting plate (7), a connecting plate (24) is arranged on the side wall of the front end of the second vertical plate (23), the lower end of the connecting plate (24) is connected with a plurality of telescopic rods (25), the lower end of each telescopic rod (25) is connected with a pressing plate (26), a second threaded hole which is communicated up and down is formed in the connecting plate (24), a third threaded rod (27) is connected with the second threaded hole in a threaded manner, and the lower end of the third threaded rod (27) is rotatably connected with the upper end of the pressing plate (26); the moving device (11) comprises a cylindrical barrel (28) arranged at the lower end of the control box (1), a second through hole communicated with the inside and the outside is formed in one end inner wall of the cylindrical barrel (28), a second worm (29) penetrates through the second through hole, a second lifting plate (30) is arranged in the cylindrical barrel (28), the second lifting plate (30) is located below the second worm (29), the side walls of the left end and the right end of the second lifting plate (30) are respectively in sliding connection with the inner walls of the left end and the right end of the cylindrical barrel (28), a third threaded hole communicated with the upper portion and the lower portion is formed in the second lifting plate (30), a fourth threaded rod (31) is connected to the third threaded hole in a threaded mode, the upper end of the fourth threaded rod (31) is rotatably connected with the top surface of the cylindrical barrel (28), a second worm wheel (32) is sleeved on the fourth threaded rod (31), and the second worm wheel (32) is meshed with the second worm (29), the lower end of the second lifting plate (30) is connected with a supporting rod (33), and the lower end of the supporting rod (33) is connected with a roller (34); all be equipped with third spout (35) on the both ends inner wall about cylindrical barrel (28), two all be equipped with third slider (36) in third spout (35), two the lateral wall of third slider (36) is connected with the both ends lateral wall about second lifter plate (30) respectively.

2. The LED display screen fixing device according to claim 1, wherein the inner walls of the left end and the right end of the control box (1) are respectively provided with a first sliding groove (15), the two first sliding grooves (15) are respectively provided with a first sliding block (16), and the side walls of the two first sliding blocks (16) are respectively connected with the side walls of the left end and the right end of the first lifting plate (4).

3. The LED display screen fixing device according to claim 1, wherein the control mechanism (3) comprises a first threaded rod (12) arranged in the control box (1), the first threaded rod (12) is located above the first worm (2), two ends of the first threaded rod (12) are rotatably connected with inner walls of left and right ends of the control box (1), the first threaded rod (12) is sleeved with a first worm wheel (13), the first worm wheel (13) is meshed with the first worm (2), the first threaded rod (12) is screwed with two sliding plates (14), the two sliding plates (14) are respectively arranged on the first threaded rod (12) at the left and right ends of the first worm wheel (13), and the upper ends of the two sliding plates (14) are rotatably connected with the lower ends of the two linkage rods (5).

4. The LED display screen fixing device according to claim 1, wherein the sliding mechanism (8) comprises a second sliding groove (17) arranged on the support plate (7), a second sliding block (18) is arranged in the second sliding groove (17), the upper end of the second sliding block (18) is connected with the lower end of the first fixing mechanism (9), a first threaded hole which is communicated left and right is formed in the side wall of the second sliding block (18), a second threaded rod (19) is connected with the first threaded hole in a threaded manner, one end of the second threaded rod (19) penetrates through the second sliding groove (17) and is far away from the inner wall of one end of the second fixing mechanism (10) and extends to the outside of the support plate (7), and the other end of the second threaded rod (19) is rotatably connected with the inner wall of one end, close to the second fixing mechanism (10), of the second sliding groove (17).

5. The LED display screen fixing device according to claim 4, wherein the first fixing mechanism (9) comprises a first vertical plate (20) arranged at the upper end of the second sliding block (18), a connecting rod (21) is arranged on the side wall of the first vertical plate (20), the connecting rod (21) is arranged on the side wall of one end of the first vertical plate (20) close to the second fixing mechanism (10), and a fixing plate (22) is connected to one end of the connecting rod (21) far away from the first vertical plate (20).