CN112797286A

CN112797286A - Rotary multi-screen LED display screen

Info

Publication number: CN112797286A
Application number: CN202110140023.2A
Authority: CN
Inventors: 夏玲
Original assignee: Ji'an Lishu Technology Co ltd
Current assignee: Guangzhou Kingchong Electronic Technology Co ltd
Priority date: 2021-02-02
Filing date: 2021-02-02
Publication date: 2021-05-14
Anticipated expiration: 2041-02-02
Also published as: CN112797286B

Abstract

The invention discloses a rotary multi-screen LED display screen, in particular to the technical field of multi-screen LED display screens, and the technical scheme is as follows: the device comprises an extrusion device, a large square tube, a driving device, a small square tube, a transmission device and a telescopic device, wherein the driving device comprises a box body, a servo motor is fixedly installed on the inner wall of the box body, the output end of the servo motor is inserted into an inner wall of a bearing at the bottom, a large rotating shaft is inserted into the inner wall of the bearing, and two ends of the large rotating shaft are inserted into the inner wall of a large gear; the extrusion device comprises an extrusion plate, a first hydraulic cylinder is fixedly installed on the inner wall of the top of the large square tube, and the large square tube extrusion device has the beneficial effects that: through not only can carry out the integral rotation to many screen type LED display screens, can also carry out independent rotation to single LED display screen, not only can let many screen type LED display screens be applicable to many people's occasion few like this, still be applicable to other occasions to can improve many screen type LED display screens's application range and improve viewer's viewing effect.

Description

Rotary multi-screen LED display screen

Technical Field

The invention relates to the field of multi-screen LED display screens, in particular to a rotary multi-screen LED display screen.

Background

An LED display screen is a display screen for displaying various information such as characters, graphs, images, animation, quotation, videos, video signals and the like by controlling the display mode of a semiconductor light emitting diode, the technical progress of the LED is the greatest driving force for expanding the market demand and application, the LED is only used as a micro indicator lamp at first and is applied to high-grade equipment such as computers, sound equipment, video recorders and the like, along with the continuous progress of large-scale integrated circuits and computer technologies, the LED display is rapidly growing up and gradually expands to the fields of stock market tickers, digital cameras, PDAs and mobile phones in recent years, the LED display integrates the microelectronic technology, the computer technology and information processing into a whole and becomes a new generation display medium with the advantages of bright color, wide dynamic range, high brightness, long service life, stable and reliable work and the like, and at present, the LED display is widely applied to large-scale squares, broadcasting stations and the like, Commercial advertisement, stadiums, information dissemination, news distribution, security trading and the like can meet the requirements of different environments, and the multi-screen LED display screen is a large LED display screen formed by a plurality of LED display screens.

The prior art has the following defects: most of the existing multi-screen LED display screens cannot rotate integrally when in use, and a single LED display screen cannot rotate independently, so that the use range can be reduced, and the watching effect of a viewer can be influenced.

Therefore, it is necessary to invent a rotary multi-screen LED display screen.

Disclosure of Invention

Therefore, the invention provides a rotary multi-screen LED display screen, which is characterized in that an extrusion device is used for extruding a driving device through a hydraulic cylinder I, so that the driving device drives a large square tube to rotate, then the rotary large square tube drives the multi-screen LED display screen to integrally rotate through a small square tube, and then the rotary large square tube is connected with the driving device through a transmission device, so that the driving device drives a single LED display screen to independently rotate, and the problems that the conventional multi-screen LED display screen cannot be integrally rotated when in use and the single LED display screen cannot be independently rotated are solved.

In order to achieve the above purpose, the invention provides the following technical scheme: a rotary multi-screen LED display screen comprises an extrusion device, a large square tube, a driving device, a small square tube, a transmission device and a telescopic device, wherein the driving device comprises a box body, a servo motor is fixedly installed on the inner wall of the box body, the output end of the servo motor is inserted into an inner wall of a bottom bearing, a large rotating shaft is inserted into the inner wall of the bearing, and two ends of the large rotating shaft are inserted into the inner wall of a large gear;

the extrusion device comprises an extrusion plate, a first hydraulic cylinder is fixedly installed on the inner wall of the top of the large square tube, the output end of the first hydraulic cylinder is inserted into the inner wall of the extrusion plate, a large anti-skid pad is fixedly installed at the bottom of the extrusion plate, and a small anti-skid pad is fixedly installed at the top of the large rotating shaft;

the transmission device comprises a first small gear, two ends of the inner wall of the square tube are inserted with a second bearing through a fixing plate, the inner wall of the second bearing is inserted with a first small rotating shaft, a second hydraulic cylinder is fixedly installed on the outer wall of the inner side of the first small rotating shaft, the output end of the second hydraulic cylinder penetrates through the large square tube and is inserted into the inner wall of the first small gear, the first small gear is positioned on one side of the large gear, one end of the outer side of the first small rotating shaft is inserted into the inner wall of the first small gear, the first small gear is meshed with the second small gear, the inner wall of the second small gear is inserted with the second small rotating shaft, the middle end of the second small rotating shaft is;

the telescopic device comprises a third hydraulic cylinder, the output end of the third hydraulic cylinder is inserted into the inner wall of the movable plate, the outer wall of the outer side of the small square tube is fixedly provided with the movable plate, the outer wall of the inner side of the small square tube is provided with a square arrangement fixed installation positioning plate, the inner walls of the two groups of positioning plates are inserted with guide pillars, and the upper end and the lower end of the large square tube are provided with two groups of square arrangement fixed installation guide pillars.

Preferably, the extrusion device further comprises a large square plate, the three output ends of the hydraulic cylinder are inserted into the inner wall of the large square plate, a square groove is formed in the inner wall of the large square plate, and a small square plate is fixedly mounted at the top of the large rotating shaft.

Preferably, the square groove is positioned above the small square plate.

Preferably, two ends of the inner wall of the large square tube are inserted with the first bearing through the fixing plate.

Preferably, the upper end and the lower end of the large square tube are arranged in a square shape and fixedly provided with the hydraulic cylinder III.

Preferably, the display screen is fixedly installed on the outer wall of the inner side of the connecting plate.

Preferably, a third bearing is fixedly mounted on the inner side inner wall of the small square tube.

Preferably, the large non-slip mat is positioned above the small non-slip mat.

Preferably, the first pinion gear on the outer side is located between the two groups of the second bearings.

Preferably, a mounting flange is fixed to the bottom of the box body.

The invention has the beneficial effects that:

1. when the integral multi-screen LED display screen plays the same data, if the integral multi-screen LED display screen needs to be rotated, the servo motor is started, the servo motor drives the large rotating shaft to rotate through the bearing, then the hydraulic cylinder drives the extrusion plate to descend, the descending extrusion plate can enable the large anti-skid pad to extrude the small anti-skid pad, after extrusion, the rotating large rotating shaft drives the hydraulic cylinder to rotate through the extrusion plate, the rotating hydraulic cylinder drives the large square tube to rotate as soon as the rotating hydraulic cylinder drives the small square tube to rotate through the hydraulic cylinder III and the guide post, the rotating small square tube drives the integral display screen to rotate through the connecting plate on the small rotating shaft II, and therefore the integral multi-screen LED display screen is driven to rotate, and the integral multi-screen LED display screen can be driven to rotate, the effect of improving the viewing range is achieved;

2. when the multi-screen LED display screen is used, when different data are played by a single LED display screen in the multi-screen LED display screen, if a certain LED display screen needs to be independently rotated, the corresponding hydraulic cylinder III is started, then the hydraulic cylinder III drives the moving plate to move towards the outer side, the moving plate moving towards the outer side drives the square tube to move towards the outer side, when the square tube moves towards the outer side, the positioning plate slides on the guide post, meanwhile, the square tube drives the display screen needing to be rotated to move towards the outer side through the connecting plate on the small rotating shaft II until the display screen moves to a certain position, then the corresponding hydraulic cylinder II is started, the hydraulic cylinder II drives the inner side pinion I to move towards the inner side, the inner side pinion I moving towards the inner side is meshed with the large gear I, then the servo motor is started, and the servo motor drives the large rotating shaft to rotate through the bearing I, the rotary large rotating shaft can drive the large gear to rotate, the rotary large gear can drive the first inner side pinion to rotate, the first rotary inner side pinion can drive the second hydraulic cylinder to rotate, the second rotary hydraulic cylinder can drive the first rotating shaft to rotate, then the first rotating shaft can drive the first outer side pinion to rotate, the first rotary pinion can drive the second pinion to rotate, then the second pinion can drive the second small rotating shaft to rotate, the second rotary small rotating shaft can drive the display screen which needs to rotate through the connecting plate to rotate independently, and therefore the purpose that a single LED display screen can be driven to rotate independently can be achieved, and the effect that a viewer can watch a plurality of data simultaneously can be achieved by driving the single LED display screen to rotate independently;

3. when the multi-screen LED display screen is used, the multi-screen LED display screen can be integrally rotated, and a single LED display screen can be independently rotated, so that the multi-screen LED display screen is suitable for occasions with few people and other occasions, the use range of the multi-screen LED display screen is enlarged, and the watching effect of a watcher is improved.

Drawings

FIG. 1 is a schematic front view of the structure of embodiment 1 provided by the present invention;

FIG. 2 is an enlarged schematic view of the front view area A of the structure of embodiment 1 provided by the present invention;

FIG. 3 is an enlarged schematic view of the front view B region of the structure of embodiment 1 provided by the present invention;

FIG. 4 is an enlarged schematic view of the front view C region of the structure of embodiment 1 provided by the present invention;

FIG. 5 is a schematic top view of a large general structure provided by the present invention;

FIG. 6 is an enlarged schematic view of a large general structure overlooking D area provided by the present invention;

FIG. 7 is a schematic top view of a large general arrangement provided by the present invention;

FIG. 8 is a schematic front view of the structure of embodiment 2 provided by the present invention;

FIG. 9 is an enlarged schematic view of the front view E region of the structure of embodiment 2 provided by the present invention;

fig. 10 is a schematic bottom view of a large square plate structure according to embodiment 2 of the present invention.

In the figure: the device comprises an extrusion device 1, an extrusion plate 11, a large non-slip mat 12, a small non-slip mat 13, a large square plate 14, a square groove 15, a small square plate 16, a large square tube 2, a first bearing 21, a first hydraulic cylinder 22, a display screen 23, a driving device 3, a box body 31, a servo motor 32, a large rotating shaft 33, a large gear 34, a small square tube 4, a second bearing 41, a third bearing 42, a transmission device 5, a first pinion 51, a second hydraulic cylinder 52, a first small rotating shaft 53, a second pinion 54, a second small rotating shaft 55, a connecting plate 56, a telescopic device 6, a third hydraulic cylinder 61, a moving plate 62, a positioning plate 63 and a guide post 64.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Embodiment 1, referring to fig. 1 to 7, a rotary multi-screen LED display screen provided by the present invention includes an extrusion device 1, a large square tube 2, a driving device 3, a small square tube 4, a transmission device 5, and a telescopic device 6;

further, the driving device 3 includes a box 31, a servo motor 32 is fixedly mounted on an inner wall of the box 31, an output end of the servo motor 32 is inserted into an inner wall of a first bearing 21 at the bottom, a large rotating shaft 33 is inserted into an inner wall of the first bearing 21, two ends of the large rotating shaft 33 are inserted into inner walls of a large gear 34, specifically, the box 31 has a fixing effect on the servo motor 32, the servo motor 32 is an engine for controlling mechanical elements to operate in a servo system, and is a supplementary motor indirect speed changing device, the servo motor 32 has a supporting effect on the large universal joint 2 through the first bearing 21, the servo motor 32 has an effect of driving the large rotating shaft 33 to rotate through the first bearing 21, the large rotating shaft 33 has a fixing effect on the large gear 34, and the large rotating shaft 33 has an effect of driving the.

Further, the extrusion device 1 comprises an extrusion plate 11, a first hydraulic cylinder 22 is fixedly installed on the inner wall of the top of the big square tube 2, the output end of the first hydraulic cylinder 22 is inserted into the inner wall of the extrusion plate 11, a big anti-skid pad 12 is fixedly installed at the bottom of the extrusion plate 11, a small anti-skid pad 13 is fixedly installed at the top of the big rotating shaft 33, specifically, the big square tube 2 has a fixing effect on the first hydraulic cylinder 22, the first hydraulic cylinder 22 is a hydraulic actuating element which converts hydraulic energy into mechanical energy and does linear reciprocating motion or swinging motion, the first hydraulic cylinder 22 has a fixing effect on the extrusion plate 11, the first hydraulic cylinder 22 has an effect of driving the extrusion plate 11 to ascend and descend, the extrusion plate 11 has a fixing effect on the big anti-skid pad 12, the extrusion plate 11 has an effect of driving the big anti-skid pad 12 to ascend and descend, the big anti-skid pad 12 has an anti-, little slipmat 13 has the antiskid effect, and big slipmat 12 that descends has carries out extruded effect to little slipmat 13, extrudees the back, and rotatory big pivot 33 has the effect that drives stripper plate 11 and rotate through little slipmat 13 and big slipmat 12, and stripper plate 11 has the effect that drives pneumatic cylinder 22 and rotate, and rotatory pneumatic cylinder 22 has the effect that drives big square tube 2 and rotate.

Further, the transmission device 5 includes a first pinion 51, two ends of an inner wall of the square tube 4 are inserted into a second bearing 41 through a fixing plate, an inner wall of the second bearing 41 is inserted into a first small rotating shaft 53, an inner side outer wall of the first small rotating shaft 53 is fixedly provided with a second hydraulic cylinder 52, an output end of the second hydraulic cylinder 52 passes through the square tube 2 and is inserted into an inner wall of the first pinion 51, the first pinion 51 is positioned on one side of the bull gear 34, an outer side end of the first small rotating shaft 53 is inserted into an inner wall of the first small rotating shaft 51, the first small gear 51 is engaged and connected with a second small gear 54, an inner wall of the second small gear 54 is inserted into a second small rotating shaft 55, a middle end of the second small rotating shaft 55 is inserted into an inner wall of the third bearing 42, an inner side outer wall of the second small rotating shaft 55 passes through the square tube 4 and is fixedly provided with, the bearing II 41 has a supporting function on the small rotating shaft I53, the small rotating shaft I53 has a rotating function through the bearing II 41, the small rotating shaft I53 has a fixing function on the hydraulic cylinder II 52, the hydraulic cylinder II 52 has a fixing function on the inner side pinion I51, the hydraulic cylinder II 52 has a function of driving the inner side pinion I51 to move, the inner side pinion I51 moving towards the inner side has a function of being meshed with the large gear 34, the large gear 34 has a function of driving the inner side pinion I51 to rotate, the rotating inner side pinion I51 has a function of driving the hydraulic cylinder II 52 to rotate, the rotating hydraulic cylinder II 52 has a function of driving the rotating shaft I53 to rotate, the rotating shaft I53 has a function of driving the outer side pinion I51 to rotate, the pinion I51 has a function of driving the pinion II 54 to rotate, and the small rotating shaft II 55 has a fixing function on, the second pinion 54 has an effect of driving the second small rotating shaft 55 to rotate, the third bearing 42 has a supporting effect on the second small rotating shaft 55, the second small rotating shaft 55 has a rotating effect through the third bearing 42, the second small rotating shaft 55 has a fixing effect on the connecting plate 56, and the second small rotating shaft 55 has an effect of driving the connecting plate 56 to rotate.

Further, the telescopic device 6 comprises a hydraulic cylinder three 61, the output end of the hydraulic cylinder three 61 is inserted into the inner wall of the moving plate 62, the moving plate 62 is fixedly installed on the outer wall of the outer side of the small square tube 4, the positioning plate 63 is fixedly installed on the outer wall of the inner side of the small square tube 4 in a square arrangement manner, the guide posts 64 are inserted into the two groups of the positioning plates 63, the two groups of the guide posts 64 are fixedly installed on the inner wall of the large square tube 2 in a square arrangement manner, specifically, the hydraulic cylinder three 61 has a fixing effect on the moving plate 62, the small square tube 4 has a fixing effect on the moving plate 62, the hydraulic cylinder three 61 has a supporting effect on the small square tube 4 through the moving plate 62, the hydraulic cylinder three 61 has an effect of driving the moving plate 62 to move, the moving plate 62 has an effect of driving the small square tube 4 to move, the, the small square tube 4 has a fixing effect on the positioning plate 63, the guide post 64 has a supporting effect on the small square tube 4 through the positioning plate 63, and the guide post 64 has an effect of guiding the movement of the positioning plate 63.

Further, two ends of the inner wall of the large square tube 2 are inserted into the first bearing 21 through fixing plates, and specifically, the large square tube 2 has a fixing effect on the first bearing 21 through the fixing plates (not marked in the figure).

Further, the upper end and the lower end of the large square tube 2 are arranged in a square shape and fixedly provided with the hydraulic cylinder III 61, specifically, the large square tube 2 has a fixing effect on the hydraulic cylinder III 61, and the large square tube 2 has an effect of driving the small square tube 4 to rotate through the hydraulic cylinder III 61 and the guide pillar 64.

Further, the display screen 23 is fixedly mounted on the outer wall of the inner side of the connecting plate 56, specifically, the connecting plate 56 supports the display screen 23, and the connecting plate 56 drives the display screen 23 to rotate.

Further, a bearing III 42 is fixedly arranged on the inner side inner wall of the small square tube 4, and specifically, the small square tube 4 has a fixing function on the bearing III 42.

Further, the large anti-skid pad 12 is located above the small anti-skid pad 13, and specifically, the large anti-skid pad 12 is located above the small anti-skid pad 13 to facilitate the large anti-skid pad 12 to fit the small anti-skid pad 13.

Further, the first pinion 51 on the outer side is located between the two sets of the second bearings 41.

Further, a mounting flange is fixed to the bottom of the tank 31, specifically, the tank 31 has a fixing function to a flange (not marked in the figure) which has a function of connecting with an external object.

The using process of the invention is as follows: when the multi-screen LED display screen is used, when the same data is played on the integral multi-screen LED display screen, if the integral multi-screen LED display screen needs to be rotated, the servo motor 32 is started, the servo motor 32 drives the large rotating shaft 33 to rotate through the first bearing 21, then the first hydraulic cylinder 22 drives the extrusion plate 11 to descend, the descending extrusion plate 11 can enable the large anti-skid pad 12 to extrude the small anti-skid pad 13, after the extrusion, the rotating large rotating shaft 33 drives the first hydraulic cylinder 22 to rotate through the extrusion plate 11, the rotating first hydraulic cylinder 22 drives the large square tube 2 to rotate, the rotating large square tube 2 drives the small square tube 4 to rotate through the third hydraulic cylinder 61 and the guide post 64, the rotating small square tube 4 drives the integral display screen 23 to rotate through the connecting plate 56 on the second rotating shaft 55, and accordingly the integral multi-screen LED display screen is driven to rotate, when different data are played by a single LED display screen in the multi-screen LED display screen, if a certain LED display screen needs to be independently rotated, the corresponding hydraulic cylinder III 61 is started, then the hydraulic cylinder III 61 drives the moving plate 62 to move outwards, the moving plate 62 moving outwards drives the small square tube 4 to move outwards, when the small square tube 4 moves outwards, the positioning plate 63 slides on the guide post 64, meanwhile, the small square tube 4 drives the display screen 23 needing to be rotated to move outwards through the connecting plate 56 on the small rotating shaft II 55 until the display screen moves to a certain position, then the corresponding hydraulic cylinder II 52 is started, the hydraulic cylinder II 52 drives the inner small gear I51 to move inwards, the inner small gear I51 moving inwards is meshed with the large gear 34, then the servo motor 32 is started, the servo motor 32 drives the large rotating shaft 33 to rotate through the bearing I21, the rotating big rotating shaft 33 drives the big gear wheel 34 to rotate, the rotating big gear wheel 34 drives the inner side pinion wheel 51 to rotate, the rotating inner side pinion wheel 51 drives the hydraulic cylinder two 52 to rotate, the rotating hydraulic cylinder two 52 drives the rotating shaft one 53 to rotate, then the rotating shaft one 53 drives the outer side pinion wheel one 51 to rotate, the rotating pinion wheel one 51 drives the pinion wheel two 54 to rotate, then the pinion wheel two 54 drives the small rotating shaft two 55 to rotate, the rotating small rotating shaft two 55 drives the display screen 23 which needs to rotate through the connecting plate 56 to rotate independently, so that the single LED display screen can be driven to rotate independently, after the rotation, the rotating display screen 23 is restored to the original position through the hydraulic cylinder three 61, wherein the squeezing plate 11, the big mat 12 and the small mat 13 are used as the squeezing device 1, has the function of facilitating the extrusion of the large rotating shaft 33.

Embodiment 2, referring to fig. 8 to 10, a rotary multi-screen LED display screen according to the present invention includes an extruding device 1, a large square tube 2, a driving device 3, a small square tube 4, a transmission device 5, and a telescopic device 6;

furthermore, state extrusion device 1 and still include big square plate 14, the three 61 output of pneumatic cylinder is pegged graft at big square plate 14 inner wall, square groove 15 has been seted up to big square plate 14 inner wall, big square plate 16 of big pivot 33 top fixed mounting, it is concrete, pneumatic cylinder one 22 has the fixed action to big square plate 14, pneumatic cylinder one 22 has the effect that drives big square plate 14 and go up and down, big pivot 33 has the fixed action to little square plate 16, big square plate 14 that descends has the effect that injects little square plate 16 into square groove 15, after injecting, rotatory big pivot 33 has the effect that drives big square plate 14 and rotate through square groove 15 and little square plate 16, big square plate 14 has the effect that drives pneumatic cylinder one 22 and rotate.

Further, the square groove 15 is located above the small square plate 16, and particularly, the square groove 15 located above the small square plate 16 has a function of facilitating the insertion of the small square plate 16 into the square groove 15.

The using process of the invention is as follows: when the multi-screen LED display screen plays the same data, if the multi-screen LED display screen needs to be rotated, the servo motor 32 is started, the servo motor 32 drives the large rotating shaft 33 to rotate through the first bearing 21, then the first hydraulic cylinder 22 drives the large square plate 14 to descend, the small square plate 16 is inserted into the square groove 15 by the descending large square plate 14, after the small square plate 16 is inserted, the large rotating shaft 33 rotates through the large square plate 14 to drive the first hydraulic cylinder 22 to rotate, the large square tube 2 is driven to rotate by the rotating hydraulic cylinder 22, the large square tube 2 rotates through the third hydraulic cylinder 61 and the guide post 64 to drive the small square tube 4 to rotate, the small square tube 4 rotates through the connecting plate 56 on the second small rotating shaft 55 to drive the integral display screen 23 to rotate, and accordingly the integral multi-screen LED display screen is driven to rotate, when different data are played by a single LED display screen in the multi-screen LED display screen, if a certain LED display screen needs to be independently rotated, the corresponding hydraulic cylinder III 61 is started, then the hydraulic cylinder III 61 drives the moving plate 62 to move outwards, the moving plate 62 moving outwards drives the small square tube 4 to move outwards, when the small square tube 4 moves outwards, the positioning plate 63 slides on the guide post 64, meanwhile, the small square tube 4 drives the display screen 23 needing to be rotated to move outwards through the connecting plate 56 on the small rotating shaft II 55 until the display screen moves to a certain position, then the corresponding hydraulic cylinder II 52 is started, the hydraulic cylinder II 52 drives the inner small gear I51 to move inwards, the inner small gear I51 moving inwards is meshed with the large gear 34, then the servo motor 32 is started, the servo motor 32 drives the large rotating shaft 33 to rotate through the bearing I21, the rotating big rotating shaft 33 drives the big gear wheel 34 to rotate, the rotating big gear wheel 34 drives the inner side pinion wheel 51 to rotate, the rotating inner side pinion wheel 51 drives the hydraulic cylinder two 52 to rotate, the rotating hydraulic cylinder two 52 drives the rotating shaft one 53 to rotate, then the rotating shaft one 53 drives the outer side pinion wheel one 51 to rotate, the rotating pinion wheel one 51 drives the pinion wheel two 54 to rotate, then the pinion wheel two 54 drives the small rotating shaft two 55 to rotate, the rotating small rotating shaft two 55 drives the display screen 23 which needs to rotate through the connecting plate 56 to rotate independently, so that the single LED display screen can be driven to rotate independently, after the rotation, the rotating display screen 23 is restored to the original position through the hydraulic cylinder three 61, wherein the big square plate 14, the square groove 15 and the small square plate 16 are used as the extruding device 1, has the effect of improving the stability of extrusion.

The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solution described above. Therefore, any simple modifications or equivalent substitutions made in accordance with the technical solution of the present invention are within the scope of the claims of the present invention.

Claims

1. The utility model provides a rotatory multi-screen formula LED display screen, includes extrusion device (1), big square tube (2), drive arrangement (3), little square tube (4), transmission (5) and telescoping device (6), its characterized in that: the driving device (3) comprises a box body (31), a servo motor (32) is fixedly installed on the inner wall of the box body (31), the output end of the servo motor (32) is inserted into the inner wall of the first bottom bearing (21), the inner wall of the first bearing (21) is inserted with a large rotating shaft (33), and two ends of the large rotating shaft (33) are inserted into the inner wall of a large gear (34);

the extrusion device (1) comprises an extrusion plate (11), a first hydraulic cylinder (22) is fixedly installed on the inner wall of the top of the large square tube (2), the output end of the first hydraulic cylinder (22) is inserted into the inner wall of the extrusion plate (11), a large anti-skid pad (12) is fixedly installed at the bottom of the extrusion plate (11), and a small anti-skid pad (13) is fixedly installed at the top of the large rotating shaft (33);

the transmission device (5) comprises a first pinion (51), two ends of the inner wall of the square tube (4) are inserted into a second bearing (41) through a fixing plate, a first small rotating shaft (53) is inserted into the inner wall of the second bearing (41), a second hydraulic cylinder (52) is fixedly installed on the outer wall of the inner side of the first small rotating shaft (53), the output end of the second hydraulic cylinder (52) penetrates through the big square tube (2) and is inserted into the inner wall of the first pinion (51), the first small gear (51) is positioned on one side of the big gear (34), one end of the outer side of the first small rotating shaft (53) is inserted into the inner wall of the first small gear (51), the first pinion (51) is in meshed connection with a second pinion (54), the inner wall of the second pinion (54) is inserted with a second small rotating shaft (55), the middle end of the second small rotating shaft (55) is inserted into the inner wall of the third bearing (42), and the outer wall of the inner side of the second small rotating shaft (55) penetrates through the small square tube (4) to fixedly install a connecting plate (56);

the telescopic device (6) comprises a third hydraulic cylinder (61), the output end of the third hydraulic cylinder (61) is inserted into the inner wall of the movable plate (62), the outer wall of the outer side of the small square tube (4) is fixedly installed on the movable plate (62), the outer wall of the inner side of the small square tube (4) is a square arrangement fixed installation positioning plate (63), two groups of guide pillars (64) are inserted into the inner wall of the positioning plate (63), and the upper end and the lower end of the large square tube (2) are square arrangement fixed installation guide pillars (64).

2. The rotary multi-screen LED display screen of claim 1, wherein: the extrusion device (1) further comprises a large square plate (14), the output end of the hydraulic cylinder III (61) is inserted into the inner wall of the large square plate (14), the inner wall of the large square plate (14) is provided with a square groove (15), and the top of the large rotating shaft (33) is fixedly provided with a small square plate (16).

3. A rotary multi-screen LED display screen according to claim 2, wherein: the square groove (15) is positioned above the small square plate (16).

4. The rotary multi-screen LED display screen of claim 1, wherein: two ends of the inner wall of the large square tube (2) are inserted with a first bearing (21) through a fixing plate.

5. The rotary multi-screen LED display screen of claim 1, wherein: the upper end and the lower end of the big square tube (2) are arranged in a square shape and fixedly provided with the hydraulic cylinder III (61).

6. The rotary multi-screen LED display screen of claim 1, wherein: and the display screen (23) is fixedly arranged on the outer wall of the inner side of the connecting plate (56).

7. The rotary multi-screen LED display screen of claim 1, wherein: and a third bearing (42) is fixedly arranged on the inner side inner wall of the small square tube (4).

8. The rotary multi-screen LED display screen of claim 1, wherein: the big non-slip mat (12) is positioned above the small non-slip mat (13).

9. The rotary multi-screen LED display screen of claim 1, wherein: the first pinion (51) on the outer side is located between the second two groups of bearings (41).

10. The rotary multi-screen LED display screen of claim 1, wherein: and an installation flange is fixed at the bottom of the box body (31).