CN112197127A

CN112197127A - Advertisement display device convenient to adjust and using method

Info

Publication number: CN112197127A
Application number: CN202011219203.1A
Authority: CN
Inventors: 黄波
Original assignee: Hunan Qinhan Logo Co ltd
Current assignee: Hunan Qinhan Logo Co ltd
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-01-08

Abstract

The invention discloses a device convenient for adjusting an advertisement display and a using method thereof, and relates to the technical field of advertisement display devices. This be convenient for adjust advertisement display device and application method, positive and negative motor through setting up, the threaded rod, the thread bush, cooperation between slider and the U-shaped lifter plate, can drive two U-shaped lifter plates and carry out the slip from top to bottom in two backup pads, simultaneously through the loop bar one that sets up, sliding sleeve one, the connecting rod, mutually support between sliding sleeve two and the loop bar two, can drive two mounting panels and use the U-shaped bracing piece rotatory as the centre of a circle with the cup joint department that supports the cover, and then can realize rotating two mounting panels to the horizontally state, realize setting up two LED display panel down, and then can realize in extreme weather such as hail torrential rain etc., carry out effectual protection to LED display panel.

Description

Advertisement display device convenient to adjust and using method

Technical Field

The invention relates to the technical field of advertisement display devices, in particular to an advertisement display device convenient to adjust and a using method.

Background

With the continuous development of city construction in China, businesses are continuously developed, the form of commercial advertisements is changing day by day, the advertisement display device becomes one of the important forms of commercial advertisements and decorations, and the demand of the advertisement display device is increasing day by day.

Present advertisement display device generally wraps support portion and LED display panel portion etc. and divides, but present advertisement display device generally all is fixed, do not have the controllability after the installation, extreme weather such as hail torrential rain at some, can't carry out effectual protection to LED display panel, simultaneously when strong wind weather, the wind on ground is most for the lateral flow, and then can lead to LED display panel portion can produce great windage, it blows to etc. with LED display panel to be very likely, there is certain potential safety hazard, and can cause certain economic loss.

Therefore, there is a need for an easy-to-adjust advertising display device and method of use that addresses the above-mentioned problems.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the advertisement display device convenient to adjust and the using method thereof, and solves the problems.

(II) technical scheme

In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: a conveniently-adjustable advertising display device comprises a bottom plate, wherein supporting plates are fixedly arranged on the left side and the right side of the upper surface of the bottom plate, transverse plates are fixedly connected to opposite sides of the top ends of the two supporting plates, supporting sleeves are fixedly arranged on the left side and the right side of the front side and the back side of the transverse plates, U-shaped supporting rods are sleeved on the two supporting sleeves on the front side and the back side of the transverse plates, mounting plates are fixedly arranged on the top sides of the two U-shaped supporting rods, LED display panels are fixedly mounted on opposite ends of the two mounting plates, vertical grooves are formed in opposite ends of the two supporting plates, positive and negative motors are fixedly mounted on the bottom sides in the two vertical grooves, threaded rods are fixedly connected to output shafts of the positive and negative motors, threaded sleeves are connected to the threaded rods in a threaded manner, the threaded sleeves are fixedly arranged in sliding blocks, the sliding blocks are, and the opposite sides of the two U-shaped lifting plates are fixedly connected with corresponding sliders, two loop bars I are fixedly arranged on the back sides of the back ends of the U-shaped lifting plates, four loop bars I are sleeved with sliding sleeves I, two loop bars II are fixedly arranged in the middle of the back ends of the mounting plates, four loop bars II are sleeved with sliding sleeves II, connecting rods are fixedly arranged on the bottom sides of the sliding sleeves II, and the bottom ends of the connecting rods are fixedly connected with the sliding sleeves I.

Preferably, two the bottom left and right sides all fixedly is provided with the overlap joint board on the U-shaped bracing piece, the joint groove has all been seted up to the lateral wall left and right ends around the diaphragm, and four joint grooves are corresponding with the position of four overlap joint boards respectively.

Preferably, the fixed dead lever that is provided with in top middle part of diaphragm, the mounting groove has been seted up to the top side of dead lever, bottom side fixed mounting has electric putter in the mounting groove, electric putter's top fixedly connected with U-shaped joint pole, the top both sides of dead lever are all fixed and are provided with the inserted bar, the slot has been seted up on the inserted bar, two the L that sets up on two butt joint blocks is established respectively to the inserted bar cover is in the shape of the L inslot, and two L shape grooves and slot joint are passed respectively on the both ends top side of U-shaped joint pole, two butt joint block difference fixed connection is at the looks remote site of two.

Preferably, two the mounting panel is the slope setting, and the contained angle between two mounting panels is thirty degrees.

Preferably, the upper surface of bottom plate, the relative tip of two backup pads and the bottom of diaphragm all are fixed and are provided with three installation lantern rings.

Preferably, the upper surface of the left side of the supporting plate is fixedly provided with a control box, and a control switch is arranged in the control box and is electrically connected with the LED display panel, the positive and negative motors and the input end of the electric push rod.

Preferably, the inner walls of the front side and the rear side of the U-shaped lifting plate are fixedly provided with limiting blocks and limiting grooves in sliding connection, and the two limiting grooves are respectively formed in the front side wall and the rear side wall of the supporting plate.

An advertisement display device convenient to adjust and a using method thereof comprise the following steps:

s1, the advertisement display device is fixed on the ground by fixedly installing the bottom plate and the ground, and the control box is electrically connected with an external power supply to realize normal use of the advertisement display when being electrified;

s2, in extreme weather, the control box can start the positive and negative motors and the electric push rod, the output end of the electric push rod shrinks to drive the U-shaped clamping rod to descend, the two ends of the U-shaped clamping rod can slide out from the slots, the fixation between the inserting rod and the butt joint block is cancelled, the positive and negative motors drive the threaded rod to rotate, the threaded rod can drive the sliding block to slide downwards in the vertical slot through the threaded connection with the threaded sleeve, and further drive the U-shaped lifting plate to slide downwards on the supporting plate, at the moment, the U-shaped lifting plate can drive the mounting plate to rotate by taking the sleeve joint of the U-shaped supporting rod and the supporting sleeve as the center of a circle through the connection between the sleeve rod I, the sliding sleeve I, the connecting rod, the sliding sleeve II and the sleeve rod II, further can realize the rotation of the two mounting plates to the horizontal state, the two LED display panels are arranged downwards, and the LED display panels are effectively, can avoid causing destruction to LED display panel, while strong wind weather ground transverse flow wind is when two mounting panels, the windage that LED display panel received can great reduction, and then can avoid strong wind to blow LED display panel etc. has avoided the potential safety hazard.

(III) advantageous effects

The invention has the beneficial effects that:

1. the advertisement display device convenient to adjust and the using method thereof can drive the two U-shaped lifting plates to slide up and down on the two supporting plates through the matching between the arranged positive and negative motors, the threaded rod, the threaded sleeve, the sliding block and the U-shaped lifting plates, and simultaneously can drive the two mounting plates to rotate by taking the sleeved part of the U-shaped supporting rod and the supporting sleeve as a circle center through the mutual matching between the arranged sleeve rod I, the sliding sleeve I, the connecting rod, the sliding sleeve II and the sleeve rod II, thereby realizing the rotation of the two mounting plates to a horizontal state, realizing the downward arrangement of the two LED display panels, further realizing the effective protection of the LED display panel in extreme weather such as hail rainstorm and the like, avoiding the damage to the LED display panel, prolonging the service life of the LED display panel, and simultaneously when the two mounting plates are rotated to the horizontal state, when the wind flows transversely on the ground in the windy ground, the wind resistance that LED display panel received can great reduction, and then can avoid strong wind to blow LED display panel etc. avoided the potential safety hazard, can avoid causing economic loss simultaneously.

2. This be convenient for adjust advertisement display device and application method, overlap joint board and joint groove through setting up, when rotating two mounting panels to the horizontality, the overlap joint board can rotate to the joint inslot this moment, and the overlap joint board can overlap joint with the top lateral wall in joint groove, can avoid the rotatory angle of mounting panel to be greater than ninety degrees, and then can realize carrying out stable support to the mounting panel, and through the cooperation between with connecting rod etc., can form a stable triangle-shaped framework, the stability of supporting the mounting panel obtains great improvement, and then can realize the stable support of mounting panel when extreme weather such as strong wind, can play fine guard action to LED display panel.

3. This be convenient for adjust advertisement display device and application method, through the cooperation between the dead lever that sets up, mounting groove, electric putter, U-shaped joint pole, inserted bar, slot, butt joint piece and the L-shaped groove, when two mounting panels were erect, can be to the further fixed of mounting panel, can make the mounting panel more firm and stable to LED display panel supports, can play fine guard action to LED display panel.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic side view of the cross-sectional structure of the present invention;

FIG. 4 is a side view of a partially sectioned structural diagram of a fixation rod of the present invention;

FIG. 5 is a schematic top view of a cross-sectional structure of a support plate according to the present invention.

In the figure: 1 bottom plate, 2 backup pads, 3 control boxes, 4 diaphragm, 5 support covers, 6U-shaped bracing pieces, 7 mounting panels, 8 LED display panel, 9 vertical slot, 10 positive and negative motors, 11 threaded rod, 12 thread bush, 13 slider, 14U-shaped lifter plate, 15 stopper, 16 spacing groove, 17 loop bar, 18 sliding sleeve I, 19 connecting rod, 20 sliding sleeve II, 21 loop bar II, 22 installation lantern rings, 23 lap joint plate, 24 joint groove, 25 fixed rod, 26 mounting groove, 27 electric putter, 28U-shaped joint pole, 29 inserted bar, 30 slot, 31 butt joint piece, 32L-shaped groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 5, the present invention provides a technical solution: a conveniently-adjusted advertisement display device comprises a bottom plate 1, wherein supporting plates 2 are fixedly arranged on the left side and the right side of the upper surface of the bottom plate 1, transverse plates 4 are fixedly connected with the opposite sides of the top ends of the two supporting plates 2, a square supporting frame can be formed by the arranged bottom plate 1, the two supporting plates 2 and the transverse plates 4, a supporting function can be realized on a mounting plate 7 on the top side, advertisement posters and the like can be installed in a square space formed among the bottom plate 1, the two supporting plates 2 and the transverse plates 4, the use is more convenient, supporting sleeves 5 are fixedly arranged on the left end and the right end of the front side and the right end of the rear side of the transverse plate 4, the supporting sleeves 5 have a connecting function between a U-shaped supporting rod 6 and the transverse plates 4, U-shaped supporting rods 6 are sleeved on the two supporting sleeves 5 on the front side and the two supporting sleeves 5 on the rear side respectively, furthermore, the mounting plate 7 can rotate by taking the sleeve joint of the U-shaped support rod 6 and the support sleeve 5 as a circle center, the two mounting plates 7 can be rotated to a horizontal state, the two LED display panels 8 can be arranged downwards, the LED display panels 8 can be effectively protected in extreme weather such as hail rainstorm and the like, the damage to the LED display panels 8 can be avoided, the service life of the LED display panels 8 can be prolonged, the mounting plates 7 are fixedly arranged on the top sides of the two U-shaped support rods 6, the mounting plates 7 play a supporting and fixing role on the LED display panels 8, the LED display panels 8 are fixedly arranged on the opposite sides of the two mounting plates 7, the LED display panels 8 can be used for displaying advertisement content and the like, the vertical grooves 9 are respectively arranged on the opposite ends of the two support plates 2, the positive and negative motors 10 are respectively fixedly arranged on the bottom sides in the two vertical grooves 9, and the threaded rods 11 can be driven to rotate by, the threaded rod 11 is connected with the threaded sleeve 12 through threads, the sliding block 13 can be driven to slide downwards in the vertical groove 9, the U-shaped lifting plate 14 can be driven to slide downwards on the supporting plate 2, at the moment, the U-shaped lifting plate 14 can drive the mounting plate 7 to rotate by taking the sleeved part of the U-shaped supporting rod 6 and the supporting sleeve 5 as a circle center through the connection among the loop bar I17, the loop bar I18, the connecting rod 19, the loop bar II 20 and the loop bar II 21, the two mounting plates 7 can be rotated to be in a horizontal state, the two LED display panels 8 are arranged downwards, the mounting plates 7 can be stably supported in extreme weather such as strong wind, the LED display panels 8 can be well protected, the threaded rod 11 is fixedly connected with the output shaft of the positive and negative motor 10, the threaded sleeve 12 is connected to the threaded rod 11 through threads, the threaded sleeve 12 is fixedly arranged in the sliding block 13, and the sliding block 13 is connected with the, the two supporting plates 2 are respectively provided with a U-shaped lifting plate 14 in a sliding way, the opposite sides of the two U-shaped lifting plates 14 are respectively fixedly connected with a corresponding sliding block 13, the front side and the back side of the opposite ends of the two U-shaped lifting plates 14 are respectively and fixedly provided with a loop bar I17, the four loop bar I17 are respectively sleeved with a sliding sleeve I18, the middle parts of the opposite ends of the two mounting plates 7 are respectively and fixedly provided with a loop bar II 21, the four loop bar II 21 are respectively sleeved with a sliding sleeve II 20, the bottom sides of the four sliding sleeve II 20 are respectively and fixedly provided with a connecting rod 19, the bottom ends of the four connecting rods 19 are fixedly connected with the four sliding sleeve I18, the sliding sleeve II 20 and the sliding sleeve I18 which are connected with the two ends of the connecting rods 19 are respectively sleeved with the sleeve rod II 21 and the sleeve rod I17, so that the U-shaped lifting plate 14 and the mounting plate 7 can be connected, further, the inclination angle of the mounting plate 7 can be adjusted when the position of the U-shaped elevating plate 14 is adjusted up and down.

The left and right sides of the upper bottom ends of the two U-shaped supporting rods 6 are both fixedly provided with a lapping plate 23, the left and right ends of the front and back side walls of the transverse plate 4 are both provided with a clamping groove 24, and the four clamping grooves 24 correspond to the four bridging plates 23 respectively in position, and through the arrangement of the bridging plates 23 and the clamping grooves 24, when the two mounting plates 7 are rotated to the horizontal state, the bridging plate 23 is rotated into the catching groove 24, and the overlapping plate 23 overlaps with the top sidewall of the catching groove 24, the mounting plate 7 is prevented from being rotated more than ninety degrees, thereby realizing the stable support of the mounting plate 7, and through the cooperation with the connecting rod 19, the support plate 2 and the transverse plate 4, can form a stable triangular framework, can greatly improve the stability of the support of the mounting plate 7, and then can realize the stable support to mounting panel 7 when extreme weather such as strong wind, can play fine guard action to LED display panel 8.

A fixed rod 25 is fixedly arranged in the middle of the top end of the transverse plate 4, a mounting groove 26 is arranged on the top side of the fixed rod 25, an electric push rod 27 is fixedly arranged on the bottom side of the mounting groove 26, a U-shaped clamping rod 28 is fixedly connected to the top end of the electric push rod 27, insertion rods 29 are fixedly arranged on both sides of the top end of the fixed rod 25, slots 30 are arranged on the insertion rods 29, the two insertion rods 29 are respectively sleeved in L-shaped slots 32 arranged on two butting blocks 31, the top sides of both ends of the U-shaped clamping rod 28 respectively penetrate through the two L-shaped slots 32 to be clamped with the slots 30, the two butting blocks 31 are respectively and fixedly connected to opposite ends of the two mounting plates 8, the output end of the electric push rod 27 can drive the U-shaped clamping rod 28 to move upwards or downwards, so that both side ends of the U-shaped clamping rod 28 can enter the L-shaped slots 32 to be clamped with, when the both sides end of U-shaped joint pole 28 and slot 30 joint, can realize fixing inserted bar 29 in butt joint piece 31, can be in the same place opposite face fixed connection of two mounting panels 7, can make mounting panel 7 support LED display panel 8 more stable, when the both sides end of U-shaped joint pole 28 does not with slot 30 joint, can protect LED display panel 8 with two mounting panels 7 rotation to horizontally state etc..

Two mounting panels 7 are the slope setting, and the contained angle between two mounting panels 7 is thirty degrees, and the contained angle between two mounting panels 7 through setting up is thirty degrees, and it is rotatory more convenient through connecting rod 19 pulling mounting panel 7, can make LED display panel 8 on the mounting panel 7 flow big direction towards subaerial people simultaneously, can make the advertisement propagation dynamics of LED display panel 8 broadcast higher.

The upper surface of bottom plate 1, the looks remote site of two backup pads 2 and the bottom of diaphragm 4 all are fixed and are provided with three installation lantern ring 22, through the installation lantern ring 22 that sets up, can install advertisement poster etc. in the square space that forms between bottom plate 1, two backup pads 2 and diaphragm 4, conveniently fix advertisement poster through installation lantern ring 22.

The upper surface of the left side of the supporting plate 2 is fixedly provided with a control box 3, a control switch is arranged in the control box 3 and is electrically connected with an LED display panel 8, a positive and negative motor 10 and an input end of an electric push rod 27, and the control switch and the like arranged in the control box 3 are convenient to control the advertisement display device.

The inner walls of the front side and the rear side of the U-shaped lifting plate 14 are fixedly provided with limiting blocks 15 and limiting grooves 16 in sliding connection, the two limiting grooves 16 are respectively arranged on the front side wall and the rear side wall of the supporting plate 2, the U-shaped lifting plate 14 can slide up and down on the supporting plate 2 more stably through the sliding connection of the limiting blocks 15 and the limiting grooves 16, and the stability of the U-shaped lifting plate 14 in sliding on the supporting plate 2 is improved.

The method comprises the following operation steps:

s1, the advertisement display device is fixed on the ground by fixedly installing the bottom plate 1 and the ground, and the control box 3 is electrically connected with an external power supply to realize the normal use of the advertisement display when being electrified;

s2, in extreme weather, the forward and reverse motor 10 and the electric push rod 27 can be started through the control box 3, the output end of the electric push rod 27 contracts to drive the U-shaped clamping rod 28 to descend, the two ends of the U-shaped clamping rod 28 can slide out from the slot 30, the fixation between the inserting rod 29 and the butt joint block 31 is cancelled, the forward and reverse motor 10 drives the threaded rod 11 to rotate, the threaded rod 11 can drive the sliding block 13 to slide downwards in the vertical slot 9 through the threaded connection with the threaded sleeve 12, and further the U-shaped lifting plate 14 is driven to slide downwards on the support plate 2, at the moment, the U-shaped lifting plate 14 can drive the mounting plate 7 to rotate by taking the sleeved part of the U-shaped support rod 6 and the support sleeve 5 as the center of a circle through the connection among the sleeve rod I17, the sliding sleeve I18, the connecting rod 19, the sliding sleeve II 20 and the sleeve rod II 21, so that the two mounting plates 7 can be rotated to, at extreme weather such as hail torrential rain, carry out effectual protection to LED display panel 8, can avoid causing destruction to LED display panel 8, when strong wind weather ground lateral flow wind is through two mounting panels 7 simultaneously, the windage that LED display panel 8 received can be great reduction, and then can avoid strong wind to blow LED display panel 8 etc. avoided the potential safety hazard.

The above-mentioned embodiments, objects, technical solutions and advantages of the present invention are further described in detail, it should be understood that the above-mentioned embodiments are only illustrative of the present invention and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A device for facilitating the adjustment of advertising displays, comprising a base plate (1), characterized in that: the left side and the right side of the upper surface of the bottom plate (1) are fixedly provided with supporting plates (2), the opposite sides of the top ends of the two supporting plates (2) are fixedly connected with a transverse plate (4), the left and the right ends of the front side and the rear side of the transverse plate (4) are fixedly provided with supporting sleeves (5), the two supporting sleeves (5) on the front side and the two supporting sleeves (5) on the rear side are respectively sleeved with a U-shaped supporting rod (6), the top sides of the two U-shaped supporting rods (6) are respectively and fixedly provided with a mounting plate (7), the opposite ends of the two mounting plates (7) are respectively and fixedly provided with an LED display panel (8), the opposite ends of the two supporting plates (2) are respectively provided with a vertical groove (9), the inner bottom sides of the two vertical grooves (9) are respectively and fixedly provided with a positive and negative motor (10), the output shaft of the positive and negative motor (, thread bush (12) are fixed to be set up in slider (13), slider (13) and perpendicular groove (9) sliding connection, two all slide on backup pad (2) and be provided with U-shaped lifter plate (14), and the opposite side of two U-shaped lifter plate (14) all with corresponding slider (13) fixed connection, two the back of the body end front and back side of U-shaped lifter plate (14) all fixedly is provided with loop bar (17), four all overlap on loop bar (17) and be equipped with sliding sleeve (18), two the back of the body end middle part of mounting panel (7) all fixedly is provided with loop bar two (21), four all overlap on loop bar two (21) and be equipped with sliding sleeve two (20), four the bottom side of sliding sleeve two (20) all fixedly is provided with connecting rod (19), and four the bottom and four sliding sleeve one (18) fixed connection of connecting rod (19).

2. An advertising display device as recited in claim 1, wherein the advertising display device further comprises: two all fixed faying plate (23) that are provided with in bottom left and right sides on U-shaped bracing piece (6), joint groove (24) have all been seted up to lateral wall left and right ends around diaphragm (4), and four joint grooves (24) are corresponding with the position of four faying plates (23) respectively.

3. An advertising display device as recited in claim 1, wherein the advertising display device further comprises: the fixed dead lever (25) that is provided with in top middle part of diaphragm (4), mounting groove (26) have been seted up on the top side of dead lever (25), mounting groove (26) inner bottom side fixed mounting has electric putter (27), the top fixedly connected with U-shaped joint pole (28) of electric putter (27), the top both sides of dead lever (25) are all fixed and are provided with inserted bar (29), slot (30) have been seted up on inserted bar (29), two inserted bar (29) are established respectively in L shape groove (32) of seting up on two butt joint pieces (31), and the both ends top side of U-shaped joint pole (28) passes two L shape grooves (32) and slot (30) joint respectively, two fixed connection is in the looks remote site of two mounting panels (8) respectively for butt joint piece (31).

4. An advertising display device as recited in claim 1, wherein the advertising display device further comprises: two the mounting panel (7) are the slope setting, and the contained angle between two mounting panels (7) is thirty degrees.

5. An apparatus for facilitating the adjustment of an advertising display and method of use as claimed in claim 1, wherein: the upper surface of bottom plate (1), the looks remote site of two backup pad (2) and the bottom of diaphragm (4) all are fixed and are provided with three installation lantern ring (22).

6. An advertising display device as recited in claim 1, wherein the advertising display device further comprises: the left side upper surface fixed mounting of backup pad (2) has control box (3), and is provided with control switch in control box (3) and is connected with LED display panel (8), positive and negative motor (10) and electric putter's (27) input electricity.

7. An advertising display device as recited in claim 1, wherein the advertising display device further comprises: the inner walls of the front side and the rear side of the U-shaped lifting plate (14) are fixedly provided with limiting blocks (15) and limiting grooves (16) in sliding connection, and the two limiting grooves (16) are respectively arranged on the front side wall and the rear side wall of the supporting plate (2).

8. An apparatus for facilitating the adjustment of an advertising display and method of use as claimed in claim 1, comprising the steps of:

s1, the advertisement display device is fixed on the ground by fixedly installing the bottom plate (1) and the ground, and the control box () 3 is electrically connected with an external power supply to realize the normal use of the advertisement display when being electrified;

s2, in extreme weather, the forward and reverse motor (10) and the electric push rod (27) can be started through the control box (3), the output end of the electric push rod (27) contracts to drive the U-shaped clamping rod (28) to descend, two ends of the U-shaped clamping rod (28) can slide out of the slot (30), the fixation between the inserting rod (29) and the butt joint block (31) is cancelled, the forward and reverse motor (10) drives the threaded rod (11) to rotate, the threaded rod (11) can drive the sliding block (13) to slide downwards in the vertical slot (9) through the threaded connection with the threaded sleeve (12), and further the U-shaped lifting plate (14) is driven to slide downwards on the support plate (2), at the moment, the U-shaped lifting plate (14) can rotate by taking the sleeved part of the U-shaped support rod (6) and the support sleeve (5) as a circle center through the connection among the sleeve rod I (17), the sleeve I (18), the connecting rod (19), the sleeve II () 20 and the sleeve rod II (21), and then can realize rotating the horizontality with two mounting panels (7), set up two LED display panel (8) down, in extreme weather such as hail torrential rain etc., carry out effectual protection to LED display panel (8), can avoid causing destruction to LED display panel (8), while strong wind weather ground lateral flow wind is when two mounting panels (7), the windage that LED display panel (8) received can great reduction, and then can avoid strong wind to blow LED display panel (8) etc., the potential safety hazard has been avoided.