CN216556015U - Telescopic driving mechanism for LED spherical screen - Google Patents

Abstract

The utility model discloses a telescopic driving mechanism for an LED spherical screen, which comprises a connecting support arranged on the side edge of a central shaft of the LED spherical screen, a one-side telescopic guide assembly arranged on the connecting support, a one-side telescopic push rod arranged on the side telescopic guide assembly, and a one-side telescopic driving assembly arranged on the side telescopic push rod, wherein the side telescopic push rod is connected with an LED display module of the LED spherical screen. The telescopic driving mechanism provided by the utility model can realize the pushing telescopic operation of the LED display module in the LED spherical screen, the pushing action is stable and accurate, the independent display function of a single screen is conveniently realized, the emphasis is highlighted, the diversity of motion and appearance is realized, the explosion display effect can be conveniently provided by the LED spherical screen, the strong visual impact of 360 degrees is provided for people, the special viewing feeling is realized, the strong entertainment atmosphere is created, and the strong attraction is realized.

Description

Telescopic driving mechanism for LED spherical screen

Technical Field

The utility model relates to the field of display screens, in particular to a telescopic driving mechanism for an LED spherical screen.

Background

With the rapid development of the LED technology, LED display screens are widely applied and popularized. In recent years, LED spherical display screens appear in the market, the LED spherical display screens are generally formed by splicing square LED modules or arc-shaped LED modules, and the positions of the spliced LED spherical display screens are fixed. Therefore, the LED spherical display screen on the market at present only plays a function of displaying contents, has a single function, cannot provide more functions, cannot display an explosion effect, is not strong in attraction, and cannot give a viewer greater visual impact.

Therefore, it is important to develop a driving mechanism for driving the LED display screen to display the explosion effect.

SUMMERY OF THE UTILITY MODEL

In view of the above disadvantages, an object of the present invention is to provide a telescopic driving mechanism for an LED spherical screen, which can realize the push telescopic operation of an LED display module in the LED spherical screen, the push action is stable and accurate, not only facilitating the realization of a single-screen independent display function, the protrusion of key points, the diversity of motion and appearance, but also facilitating the LED spherical screen to provide an explosion display effect, giving strong visual impact at 360 degrees, a special viewing experience, creating a strong entertainment atmosphere, and having a strong attraction.

The technical scheme adopted by the utility model to achieve the aim is as follows:

the utility model provides a flexible actuating mechanism for spherical screen of LED which characterized in that, is including setting up a linking bridge on the spherical screen center pin side of LED, set up the flexible direction subassembly in one side on the linking bridge, set up the flexible push rod in one side on the flexible direction subassembly of side, and set up the flexible drive assembly in one side on the flexible push rod of side, wherein, the flexible push rod in this side is connected with the LED display module of the spherical screen of LED.

As a further improvement of the utility model, the side telescopic guide component mainly comprises at least one side sliding block arranged on the side edge of the connecting bracket and one side sliding rail arranged on the side sliding block in a sliding manner, wherein the side telescopic push rod is arranged on the side sliding rail.

As a further improvement of the utility model, the side telescopic driving component mainly comprises a side rack arranged on the side telescopic push rod, a side driving motor erected on the connecting bracket and a side gear connected to an output shaft of the side driving motor and meshed with the side rack.

As a further improvement of the utility model, the end part of the side telescopic push rod is provided with a universal rotating bracket for connection, and the universal rotating bracket mainly comprises a connecting back plate connected with the end part of the side telescopic push rod and a multi-angle rotating head rotatably arranged on the connecting back plate and connected with an LED display module of the LED spherical screen.

As a further improvement of the utility model, the connecting back plate is connected with the middle part of the multi-angle rotating head through a tightness adjusting screw, and a screw cover is arranged on the tightness adjusting screw.

As a further improvement of the utility model, a plurality of connecting arms extend from the side edge of the multi-angle rotating head, and the side LED display module of the LED spherical screen is fixedly connected with the connecting arms.

The utility model has the beneficial effects that:

(1) through the flexible actuating mechanism who has special structural design, can realize promoting flexible operation to the LED display module in the LED spherical screen, it is steady, accurate to promote the action, so that the LED spherical screen can carry out the steady action of stretching out and retracting repeatedly, not only be convenient for realize single-screen independent display function, the protrusion is key, the variety of motion and outward appearance, and be convenient for realize constantly switching of LED spherical screen closed state and explosion state, provide an explosion bandwagon effect, give people 360 strong visual impact, special impression of watching, build strong amusement atmosphere, have extremely strong appeal.

(2) Through adopting universal runing rest to connect the flexible push rod of side and incline LED display module, can realize offside LED display module and carry out 360 rotations to offside LED display module carries out the angle fine setting. Therefore, after the plurality of LED display modules are spliced, the formed sphere is more standard, the phenomenon that the corners of the LED display screen are protruded is avoided, and the surface of the sphere gives a very flat and attractive feeling. When the LED spherical screen is unfolded and exploded, the phenomenon of mutual collision and interference between the LED display modules due to inaccurate installation angles can be avoided, so that the explosion display accuracy of the whole LED spherical screen is improved, and more perfect visual impact is brought to people.

The above is an overview of the technical solution of the present invention, and the present invention is further explained with reference to the accompanying drawings and the detailed description.

Drawings

FIG. 1 is a schematic structural view of a side telescopic driving mechanism of the present invention disposed on a central shaft;

FIG. 2 is a schematic structural view of a plurality of sets of side telescopic driving mechanisms disposed on a central shaft according to the present invention;

FIG. 3 is a front view of the gimbaled rotating bracket of the present invention;

FIG. 4 is a side view of the gimbaled rotating bracket of the present invention;

FIG. 5 is a schematic view of the overall external structure of the LED spherical screen according to the present invention;

FIG. 6 is a schematic structural view of the inner side of the LED spherical screen of the present invention after the LED display screen is removed;

FIG. 7 is a schematic view of the internal structure of the LED spherical screen according to the present invention;

FIG. 8 is a schematic structural view of the upper telescopic driving mechanism of the present invention disposed on the central shaft;

FIG. 9 is a schematic view of the connection between the upper telescoping drive mechanism and the upper mounting bracket of the present invention;

FIG. 10 is a schematic view of the lower telescopic driving mechanism of the present invention disposed on the central shaft;

FIG. 11 is a schematic view of the connection between the lower telescoping drive mechanism and the lower mounting bracket of the present invention;

FIG. 12 is a top view of the interior of an LED spherical screen according to the present invention;

FIG. 13 is a schematic structural view of an LED spherical screen in a naturally closed state according to the present invention;

fig. 14 is a schematic structural view of the LED spherical screen in an extended and unfolded state according to the present invention.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined purposes, the following detailed description of the embodiments of the present invention is provided with the accompanying drawings and the preferred embodiments.

The first embodiment is as follows:

referring to fig. 5 to 7, the present embodiment provides a telescopic LED spherical screen, which includes a central shaft 1, a plurality of groups of telescopic driving mechanisms 2 disposed on the central shaft 1, and a plurality of LED display modules 3 disposed on the plurality of groups of telescopic driving mechanisms 2, wherein the plurality of LED display modules 3 are combined to form an LED display sphere. In a natural closed state, the plurality of LED display modules 3 are combined to form an LED display sphere, and meanwhile, the plurality of groups of telescopic driving mechanisms 2 can drive the plurality of LED display modules 3 to extend and retract. After the LED display modules are stretched out, the LED display modules 3 are separated, namely the LED spherical screen is in an unfolded explosion state; after the LED display modules are retracted, the LED display modules 3 are closed to form an LED display sphere, namely the LED spherical screen is in a closed state. The LED spherical screen not only can carry out conventional content display under the closed state, stretch out and retract the action through the flexible actuating mechanism 2 of array to several LED display module 3 repeatedly moreover, can realize single-screen independent display function, the protrusion is important, can also realize the constantly switching of LED spherical screen closed state and explosion state, provide an explosion bandwagon effect, give 360 strong visual impact, special viewing experience, build strong amusement atmosphere, have extremely strong appeal.

In the present embodiment, as shown in fig. 7, the plurality of sets of telescopic driving mechanisms 2 includes at least one upper telescopic driving mechanism 21 disposed at an upper portion of the central shaft 1, at least one lower telescopic driving mechanism 22 disposed at a lower portion of the central shaft 1, and a plurality of sets of side telescopic driving mechanisms 23 disposed at a central portion of the central shaft 1. Specifically, the plurality of groups of side telescopic driving mechanisms 23 are uniformly distributed into a plurality of whole bodies which are vertically arranged on the central shaft 1, and the side telescopic driving mechanisms 23 in each whole body are uniformly distributed on the periphery of the central shaft 1. The number of the upper telescopic driving mechanism 21, the lower telescopic driving mechanism 22 and the side telescopic driving mechanism 23 can be determined according to the size of the LED spherical screen in practical application. In the present embodiment, three sets of the upper telescopic drive mechanism 21 and the lower telescopic drive mechanism 22 are provided, as shown in fig. 8 and 10, and ten sets of the side telescopic drive mechanism 23 are provided, as shown in fig. 2. The ten sets of side telescopic driving mechanisms 23 are divided into two and are correspondingly arranged on the periphery of the central shaft 1 up and down, that is, two layers of side telescopic driving mechanisms 23 are formed on the periphery of the central shaft 1, and each layer has five sets of side telescopic driving mechanisms 23, as shown in fig. 12.

Correspondingly, as shown in fig. 5, the LED display modules 3 include an upper LED display module 31 disposed on the upper telescopic driving mechanism 21, a lower LED display module 32 disposed on the lower telescopic driving mechanism 22, and a plurality of side LED display modules 33 disposed on the array side telescopic driving mechanism 23. In this embodiment, three sets of upper telescopic driving mechanisms 21 are connected to the same upper LED display module 31, and three sets of lower telescopic driving mechanisms 22 are connected to the same lower LED display module 32. The side LED display modules 33 are arranged in one-to-one correspondence with the side telescopic driving mechanisms 23, and if there are ten sets of side telescopic driving mechanisms 23, there are ten corresponding side LED display modules 33, thereby realizing independent and accurate control of the side LED display modules 33.

To the specific structure of the LED display module 3, in this embodiment, the LED display module 3 is mainly composed of a mounting bracket connected to the end of the telescopic driving mechanism 2 and an LED display screen mounted on the mounting bracket, and the connection mode between the mounting bracket and the LED display screen can be realized by screw fixation or by fastening. Specifically, as shown in fig. 1 and 6, the upper LED display module 31 mainly comprises an upper mounting bracket 311 and an upper LED display 312 mounted on the upper mounting bracket 311, the lower LED display module 32 mainly comprises a lower mounting bracket 321 and a lower LED display 322 mounted on the lower mounting bracket 321, and the side LED display module 33 mainly comprises a side mounting bracket 331 and a side LED display 332 mounted on the side mounting bracket 331. The upper LED display screen 312, the lower LED display screen 322 and the side LED display screen 332 are all arc screens so as to be spliced into a sphere.

In this embodiment, as shown in fig. 8 and 9, the upper telescopic driving mechanism 21 includes an upper telescopic guiding component 211 vertically disposed on the upper side of the central shaft 1, an upper telescopic pushing structure 212 vertically disposed on the upper telescopic guiding component 211 and disposed upward, and an upper telescopic driving component 213 disposed on the upper telescopic pushing structure 212. Specifically, the upper telescopic guide assembly 211 is mainly composed of at least one upper slider 2111 disposed on the side of the central shaft 1, and an upper sliding rail 2112 slidably disposed on the upper slider 2111; the upper telescopic pushing structure 212 mainly comprises an upper push rod 2121 disposed on the upper slide rail 2112, and an upper push arm 2122 disposed on the upper push rod 2121 and connected to the upper mounting bracket 311 of the upper LED display module 31; the upper telescopic driving assembly 213 mainly comprises an upper rack 2311 arranged on the upper push rod 2121, an upper driving motor 2132 erected on the side of the central shaft 1, and an upper gear 2133 connected to an output shaft of the upper driving motor 2132 and engaged with the upper rack 2311, wherein during actual installation, the upper driving motor 2132 is fixedly arranged on the upper connecting plate frame 10, and the upper connecting plate frame 10 is fixed on the outer side edge of the central shaft 1.

When the upper LED display module 31 needs to be extended, the upper driving motor 2132 in the upper telescopic driving assembly 213 provides a driving force to drive the upper gear 2133 to rotate forward, and since the upper driving motor 2132 and the upper gear 2133 are fixed in position, the rotation of the upper gear 2133 causes the upper rack 2311 to drive the upper telescopic pushing structure 212 and the upper rail 2112 to slide vertically and upwardly along the upper slider 2111, and the upper pushing arm 2122 in the upper telescopic pushing structure 212 pushes the upper LED display module 31 upwardly, so that the upper LED display module 31 is extended as a whole, as shown in fig. 14.

When the upper LED display module 31 needs to be retracted, the upper driving motor 2132 drives the upper gear 2133 to rotate reversely, so that the upper rack 2311 drives the upper telescopic pushing structure 212 and the upper rail 2112 to vertically slide downwards along the upper slider 2111, and the upper pushing arm 2122 in the upper telescopic pushing structure 212 pulls back the upper LED display module 31 downwards, so that the upper LED display module 31 is retracted to the right position as shown in fig. 13.

In the embodiment, three groups of upper telescopic driving mechanisms 21 are combined to stably push out and pull back the upper LED display module 31 as a whole. Of course, the upper telescopic driving mechanism 21 may be increased or decreased according to specific needs, as long as the upper LED display module 31 can be pushed out and pulled back smoothly as a whole.

In the present embodiment, as shown in fig. 10 and 11, the lower telescopic driving mechanism 22 includes a lower telescopic guiding component 221 vertically disposed on the lower side of the central shaft 1, a lower telescopic pushing structure 222 vertically disposed on the lower telescopic guiding component 221 and facing downward, and a lower telescopic driving component 223 disposed on the lower telescopic pushing structure 222. Specifically, the lower telescopic guiding assembly 221 mainly comprises at least a lower sliding block 2211 arranged on the side of the central shaft 1, and a lower sliding rail 2212 arranged on the lower sliding block 2211 in a sliding manner; the lower telescopic pushing structure 222 mainly comprises a lower pushing bar 2221 disposed on the lower sliding rail 2212, and a lower pushing arm 2222 disposed on the lower pushing bar 2221 and connected to the lower mounting bracket 321 of the lower LED display module 32; the lower telescopic driving assembly 223 is mainly composed of a lower rack 2231 arranged on the lower push rod 2221, a lower driving motor 2232 arranged on the side of the central shaft 1, and a lower gear 2233 connected to the output shaft of the lower driving motor 2232 and meshed with the lower rack 2231, wherein, during actual installation, the lower driving motor 2232 is fixedly installed on the lower connecting plate frame 20, and the lower connecting plate frame 20 is fixed on the outer side of the central shaft 1.

When the lower LED display module 32 needs to be extended, the lower driving motor 2232 in the lower telescopic driving assembly 223 provides a driving force to drive the lower gear 2233 to rotate forward, and since the lower driving motor 2232 and the lower gear 2233 are fixed in position, the rotation of the lower gear 2233 causes the lower rack 2231 to drive the lower telescopic pushing structure 222 and the lower slide rail 2212 to slide vertically and downward along the lower slider 2211, and the lower LED display module 32 is pushed downward by the lower push arm 2222 in the lower telescopic pushing structure 222, so that the lower LED display module 32 is extended as a whole, as shown in fig. 14.

When the lower LED display module 32 needs to be retracted, the lower driving motor 2232 drives the lower gear 2233 to rotate reversely, so as to cause the lower rack 2231 to drive the lower telescopic pushing structure 222 and the lower sliding rail 2212 to vertically slide upwards along the lower slider 2211, and then the lower push arm 2222 in the lower telescopic pushing structure 222 pulls back the lower LED display module 32 upwards, so that the lower LED display module 32 is retracted into position as a whole, as shown in fig. 13.

The present embodiment is provided with three sets of lower telescopic driving mechanisms 22 combined to stably push out and pull back the lower LED display module 32 as a whole. Of course, the lower telescopic driving mechanism 22 may be increased or decreased according to specific needs, as long as the lower LED display module 32 can be pushed out and pulled back smoothly as a whole.

In this embodiment, as shown in fig. 1 and fig. 2, the side extension driving mechanism 23 includes a connecting bracket 231 disposed on the side of the central shaft 1 and extending outward, a side extension guiding component 232 disposed on the connecting bracket 231, a side extension pushing rod 233 disposed on the side extension guiding component 232 and extending outward, and a side extension driving component 234 disposed on the side extension pushing rod 233, wherein the side extension pushing rod 233 is connected to the side mounting bracket 331 of the side LED display module 33.

Specifically, the side telescopic guiding assembly 232 mainly comprises at least one side sliding block 2321 arranged on the side edge of the connecting bracket 231 and one side sliding rail 2322 arranged on the side sliding block 2321 in a sliding manner, wherein the side telescopic push rod 233 is arranged on the side sliding rail 2322; the side telescopic driving assembly 234 mainly comprises a side rack 2341 arranged on the side telescopic push rod 233, a side driving motor 2342 erected on the connecting bracket 231, and a side gear 2343 connected to an output shaft of the side driving motor 2342 and engaged with the side rack 2341.

In actual installation, the upper connection plate frame 10 and/or the lower connection plate frame 20 may be directly fixedly connected to the connection bracket 231 to achieve connection with the central shaft 1.

When the side LED display module 33 needs to be extended, the side driving motor 2342 in the side telescopic driving assembly 234 provides driving force, the driving side gear 2343 rotates in the forward direction, and since the side driving motor 2342 and the side gear 2343 are fixed in position, the rotation of the side gear 2343 causes the side rack 2341 to drive the side telescopic push rod 233 and the side slide rail 2322 to slide linearly to the outside along the side slider 2321, and then the side LED display module 33 is pushed linearly to the outside by the side telescopic push rod 233, so that the side LED display module 33 is extended as a whole, as shown in fig. 14.

When the side LED display module 33 needs to be retracted, the side gear 2343 is driven by the side driving motor 2342 to rotate reversely, so that the side rack 2341 drives the side telescopic push rod 233 and the side slide rail 2322 to slide linearly along the side slider 2321 to the inside, and then the side LED display module 33 is pulled back to the inside by the side telescopic push rod 233, so that the side LED display module 33 is retracted to the full position, as shown in fig. 13.

In the embodiment, ten groups of side telescopic driving mechanisms 23 are combined, and each group of side telescopic driving mechanisms 23 is connected with one side LED display module 33, so that the side LED display modules 33 are independently and stably pushed out and pulled back, and the purpose of independent control is achieved. Of course, the side telescopic driving mechanism 23 may be increased or decreased according to specific needs, as long as the side LED display module 33 can be pushed out and pulled back smoothly as a whole.

When the extending and unfolding operation is performed, the upper telescopic driving mechanism 21 and the lower telescopic driving mechanism 22 act first to push the upper LED display module 31 and the lower LED display module 32 to extend; then, the side expansion/contraction driving mechanism 23 operates again to push the side LED display module 33 to extend. When the retraction operation is performed, the side telescopic driving mechanism 23 first operates to drive the side LED display module 33 to retract in place, and then the upper telescopic driving mechanism 21 and the lower telescopic driving mechanism 22 operate to drive the upper LED display module 31 and the lower LED display module 32 to retract in place.

The telescopic driving mechanism for the LED spherical screen in this embodiment is composed of 12 LED display screens including 1 upper LED display screen 312, 1 lower LED display screen 322, and 10 side LED display screens 332. When the LED spherical screen is in a naturally closed state (retracted state), as shown in fig. 13, the diameter of the LED spherical screen is 1.2m, and after the telescopic driving mechanism 2 drives all the LED display screens to extend and unfold in the radial direction of the sphere, as shown in fig. 14, the diameter of the LED spherical screen is 1.7 m. Of course, the size of the LED spherical screen can be changed according to specific needs, and accordingly, the number of the LED display screens can be adaptively increased or decreased, and the diameters of the LED spherical screen in the natural closed state (retracted state) and the LED spherical screen in the extended state can be correspondingly changed.

In this embodiment, the extending actions of the upper LED display screen 312, the lower LED display screen 322 and the side LED display screen 332 are all driven by a driving motor, and the driving motor is a step-down motor, which has high synchronous running precision.

The LED spherical screen of the embodiment can not only display conventional contents in a closed state, but also perform repeated stable extending and retracting actions on the plurality of LED display modules 3 through the array telescopic driving mechanism 2, and has the following three functions:

(1) the single-screen independent display function is realized, and the key points are highlighted.

(2) Can realize that arbitrary LED display screen is flexible alone, or arbitrary some LED display screen is flexible simultaneously to can be with the flexible show of different speed and different strokes, from this, realize the variety of show screen motion and the variety of outward appearance combination.

(3) The LED spherical screen display device has the advantages that the continuous switching between the closed state and the explosion state of the LED spherical screen is realized, the explosion display effect is provided, the strong visual impact of 360 degrees is brought to people, the special watching feeling is realized, the strong entertainment atmosphere is created, and the strong attraction is realized. Is particularly suitable for entertainment places and tourist places to attract customers and tourists; but also particularly for the display of advertisements and the like.

Example two

The main differences between this embodiment and the first embodiment are: as shown in fig. 3, 4 and 13, the side retractable push rod 233 and the side LED display module 33 are connected by a universal swivel support 235, specifically, as shown in fig. 3 and 4, the universal swivel support 235 mainly comprises a connection back plate 2351 connected to the end of the side retractable push rod 233, and a multi-angle swivel head 2352 rotatably disposed on the connection back plate 2351 and connected to the side LED display module 33, wherein the connection back plate 2351 is connected to the middle of the multi-angle swivel head 2352 by a tightness adjusting screw 2353, and a screw cover 2354 is disposed on the tightness adjusting screw 2353; the multi-angle rotating head 2352 has several connecting arms 23521 extending from the side, the side mounting bracket 331 of the side LED display module 33 is fixedly connected to the connecting arm 23521, specifically, several screw holes 235211 are formed on the connecting arm 23521, and the side mounting bracket 331 of the side LED display module 33 is fixedly mounted on the connecting arm 23521 by screws.

In particular operation, the slack adjustment screw 2353 is loosened to facilitate rotation of the multi-angle rotator head 2352 when an applied force is applied to the multi-angle rotator head 2352, thereby adjusting the angle of the side LED display module 33; after the side LED display module 33 is angularly adjusted, the tightness adjusting screw 2353 is tightened to fix the multi-angle rotating head 2352 to the connection back plate 2351, so as to angularly fix the side LED display module 33.

Generally, the operation of manually adjusting the angle of the side LED display module 33 is performed by adjusting the whole LED spherical screen once, and after the adjustment is completed, the angle can be fixed.

In this embodiment, the side telescopic push rod 233 and the side LED display module 33 are connected by the universal rotating bracket 235, so that the side LED display module 33 can rotate 360 ° to perform angle fine adjustment on the side LED display module 33. Therefore, when the LED spherical screen is in a natural closed state (a retracted state), the formed sphere is more standard after the upper LED display screen 312 and the lower LED display screen 322 are spliced with the LED display modules 33 on all sides, and the phenomenon that the corners of the LED display screens protrude is avoided, namely the surface of the sphere gives a very smooth and attractive feeling. When the LED spherical screen is unfolded and exploded, the phenomenon of mutual collision and interference between the upper LED display screen 312, the lower LED display screen 322 and the LED display modules 33 on all sides due to inaccurate installation angles can be avoided, so that the explosion display accuracy of the whole LED spherical screen is improved, and more perfect visual impact is brought to people.

It should be noted that, the LED spherical screen disclosed in the present invention is an improvement on a specific structure, and a specific control manner is not an innovative point of the present invention. The driving motor according to the present invention may be a general standard component or a component known to those skilled in the art, and the structure, principle and control method thereof are known to those skilled in the art through technical manuals or through routine experiments.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that other structures obtained by using the same or similar technical features as the above-described embodiments of the present invention are within the protection scope of the present invention.

Claims (6)

1. The utility model provides a flexible actuating mechanism for spherical screen of LED which characterized in that, is including setting up a linking bridge on the spherical screen center pin side of LED, set up the flexible direction subassembly in one side on the linking bridge, set up the flexible push rod in one side on the flexible direction subassembly of side, and set up the flexible drive assembly in one side on the flexible push rod of side, wherein, the flexible push rod in this side is connected with the LED display module of the spherical screen of LED.

2. The telescopic driving mechanism for the LED spherical screen according to claim 1, wherein the side telescopic guiding component mainly comprises at least one side sliding block arranged on the side edge of the connecting bracket and one side sliding rail arranged on the side sliding block in a sliding manner, wherein the side telescopic push rod is arranged on the side sliding rail.

3. The telescopic driving mechanism for the LED spherical screen according to claim 1, wherein the side telescopic driving assembly mainly comprises a side rack arranged on the side telescopic push rod, a side driving motor erected on the connecting bracket, and a side gear connected to an output shaft of the side driving motor and meshed with the side rack.

4. The telescopic driving mechanism of LED spherical screen according to any of claims 1 to 3, wherein the end of the side telescopic rod is provided with a universal swivel bracket connection, the universal swivel bracket mainly comprises a connection back plate connected to the end of the side telescopic rod, and a multi-angle swivel head rotatably arranged on the connection back plate and connected to the LED display module of the LED spherical screen.

5. The telescopic driving mechanism for the LED spherical screen according to claim 4, wherein the connection back plate is connected with the middle part of the multi-angle rotating head through a tightness adjusting screw, and a screw cover is arranged on the tightness adjusting screw.

6. The telescopic driving mechanism for the LED spherical screen as claimed in claim 4, wherein a plurality of connecting arms extend from the side of the multi-angle rotating head, and the side LED display module of the LED spherical screen is fixedly connected with the connecting arms.

Images