CN210219136U

CN210219136U - Dance screen slewing mechanism and remove dance screen thereof

Info

Publication number: CN210219136U
Application number: CN201920092893.5U
Authority: CN
Inventors: Haihong Tian; 田海弘; Qingjun Liu; 刘庆军; Ting Wang; 王挺; Weiguo Yang; 杨卫国; Yuanle Huang; 黄元乐; Zhengli Zhang; 张正理; Liang Yao; 姚亮; Zijie Ding; 丁子洁; Xiaoxin He; 何晓新; Hairong Jiang; 姜海荣
Original assignee: Zhejiang Dafeng Industry Co Ltd
Current assignee: Zhejiang Dafeng Industry Co Ltd
Priority date: 2019-01-21
Filing date: 2019-01-21
Publication date: 2020-03-31
Anticipated expiration: 2029-01-21

Abstract

The utility model provides a pair of dance screen slewing mechanism for dance screen is fixed among the solution prior art, can not adjust the problem of dance screen position according to the condition on scene and video picture. The utility model provides a pair of dance screen slewing mechanism for the dance screen that drives on bearing device rotates to preset position, dance screen slewing mechanism, include: the turntable is arranged on the bearing device and can rotate around a vertical axis; at least one rotary driving piece which is arranged on the bearing device and is used for providing driving force for the rotation of the turntable; the transmission unit is located the rotary driving piece with between the carousel, and will the rotary driving piece with the carousel is connected, so that the rotary driving piece can drive the carousel rotates to preset position, and this scheme is for prior art, and according to the condition and the video picture on scene, the rotary driving piece passes through the transmission unit and drives the carousel rotation, can drive the dance screen to preset position.

Description

Dance screen slewing mechanism and remove dance screen thereof

Technical Field

The utility model relates to a dance screen field especially relates to a dance screen slewing mechanism and remove dance screen thereof.

Background

The requirements of stage background are more widely applied with the improvement of large dance screen LED display system technology. The effect of joyful and hot rendering on site is achieved by matching with songs, dances and the like; meanwhile, the stage actors and the audiences are integrated, so that the audiences are personally on the scene.

At present, dance screen is most fixed, but under many circumstances, needs to be divided into a plurality of video pictures with a picture and broadcast, shows respectively on different dance screens, under this condition, in order to better cooperate the video picture, needs adjust the position of dance screen.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of dance screen slewing mechanism for dance screen is fixed among the solution prior art, can not be according to the condition on scene and the technical problem of video picture adjusting position.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides a dance screen slewing mechanism for drive dance screen rotation to preset position on bearing device, dance screen slewing mechanism includes:

the turntable is arranged on the bearing device and can rotate around a vertical axis;

at least one rotary driving piece which is arranged on the bearing device and is used for providing driving force for the rotation of the turntable;

and the transmission unit is arranged between the rotary driving piece and the turntable and is used for connecting the rotary driving piece and the turntable so that the rotary driving piece can drive the turntable to rotate to a preset position.

In one embodiment, the number of the rotary driving members is two, and the two rotary driving members are respectively a first rotary driving member and a second rotary driving member, and the first rotary driving member and the second rotary driving member are respectively connected with the turntable through the transmission unit.

In one embodiment, the transmission unit includes a first driving gear, a first auxiliary driving gear and a driven gear, the first driving gear is mounted on the first rotary driving member, the first auxiliary driving gear is mounted on the second rotary driving member, the driven gear is mounted on the rotary table, and the first driving gear and the first auxiliary driving gear are respectively engaged with the driven gear directly or indirectly.

In one embodiment, the driven gear, the first driving gear and the first auxiliary driving gear are arranged on the same horizontal axis, the driven gear and the turntable are arranged in a stacked mode, and the driven gear is arranged between the turntable and the bearing device.

In one embodiment, an included angle is formed between a connecting line from the first driving gear to the center of the turntable and a connecting line from the first secondary driving gear to the center of the turntable, and the included angle is smaller than or equal to 90 degrees.

In one embodiment, the rotary drive is a stepper motor.

In one embodiment, the bearing device is provided with an axial limiting structure matched with the driven gear.

In one embodiment, the axial restraining structure is a support bearing.

In one embodiment, the carrying device comprises a vehicle body, at least three wheel carriers are independently mounted on the vehicle body, wheels are respectively mounted on the wheel carriers, at least one wheel carrier is a driving wheel carrier, and the mounted wheels are driving wheels.

The utility model discloses still provide following technical scheme:

the utility model provides a remove and dance screen, includes dance screen, bears device and dance screen slewing mechanism, dance screen slewing mechanism locates bear on the device, dance screen install in on the dance screen slewing mechanism, dance screen slewing mechanism is used for driving the dance screen rotates to preset position, dance screen slewing mechanism adopts foretell dance screen slewing mechanism.

Compared with the prior art, the utility model provides a pair of dance screen slewing mechanism has following advantage:

according to the situation of the scene and the video picture, the rotary driving piece drives the turntable to rotate through the transmission unit, and the dance screen can be driven to a preset position.

Drawings

The following drawings are only for the purpose of enabling those skilled in the art to better understand the technical solution of the present invention, and are not intended to limit the present invention, and other drawings can be obtained by those skilled in the art according to the technical solution of the present invention.

FIG. 1 is a schematic perspective view of a mobile dance screen according to an embodiment of the present invention;

FIG. 2 is a first schematic structural diagram of the mobile dance screen shown in FIG. 1 without dance screen;

FIG. 3 is an enlarged view of the portion A of FIG. 2;

FIG. 4 is a schematic structural diagram II of the mobile dance screen shown in FIG. 1 without dance screen;

FIG. 5 is an enlarged view of the portion B of FIG. 4;

FIG. 6 is a schematic perspective view of a mobile dance screen according to an embodiment of the present invention;

FIG. 7 is an enlarged view of the portion C of FIG. 6;

FIG. 8 is a schematic structural view of the mobile dance screen shown in FIG. 1 without a carrying device;

FIG. 9 is a first structural diagram of a multi-dimensional motion mechanism of a head of a dance screen;

FIG. 10 is a schematic structural diagram of a multi-dimensional motion mechanism of a head of a dance screen;

FIG. 11 is a schematic three-dimensional structure diagram of a mobile dance screen according to an embodiment of the present invention;

FIG. 12 is a schematic perspective view of a mobile dance screen according to an embodiment of the present invention;

fig. 13 is a schematic perspective view of a mobile dance screen according to an embodiment of the present invention.

Description of reference numerals:

100. moving the dance screen; 101. screen dancing; 10. a carrying device; 11. a vehicle body; 12. a driving wheel carrier; 13. a driving wheel; 14. a driven wheel carrier; 15. a driven wheel; 20. a screen-dancing rotating mechanism; 21. a turntable; 22. an axial limiting structure; 23. a transmission unit; 231. a first drive gear; 232. a first secondary drive gear; 233. a driven gear; 24. a rotary drive member; 241. a first rotary drive member; 242. a second rotary drive; 30. a multi-dimensional motion mechanism for the head of the dance screen; 31. a support; 311. an installation part; 312. a support portion; 313. a rotating shaft; 32. a mounting seat; 33. a connecting seat; 34. a supporting seat; 35. a first drive unit; 351. a second driving gear; 352. a second driven gear; 36. a second driving unit; 361. a third driving gear; 362. a third driven gear; 37. a third driving unit; 371. a fourth driving gear; 372. a fourth driven gear; 38. a first slewing support; 39. a second slewing support; 40. a screen dancing folding mechanism; 41. a first joint arm; 411. a first support plate; 412. a first connecting plate; 42. a second joint arm; 421. a second support plate; 422. a second connecting plate; 43. a first driving member; 44. a second driving member; 45. a handrail.

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.

For a better description and illustration of embodiments of the application, reference may be made to one or more of the drawings, but additional details or examples used in describing the drawings should not be construed as limiting the scope of any of the inventive concepts of the present application, the presently described embodiments, or the preferred versions.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 13, as an embodiment of the present invention, a mobile dance screen 100 comprises a bearing device 10, a dance screen rotating mechanism 20, a dance screen folding mechanism 40, a dance screen head multi-dimensional motion mechanism 30 and a dance screen 101, wherein the dance screen rotating mechanism 20, the dance screen folding mechanism 40 and the dance screen head multi-dimensional motion mechanism 30 are sequentially disposed between the bearing device 10 and the dance screen 101, the dance screen rotating mechanism 20 is disposed between the bearing device 10 and the dance screen folding mechanism 40, the dance screen folding mechanism 40 is disposed between the dance screen rotating mechanism 20 and the dance screen head multi-dimensional motion mechanism 30, the dance screen head multi-dimensional motion mechanism 30 is disposed between the dance screen folding mechanism 40 and the dance screen 101, the dance screen rotating mechanism 20, the dance screen folding mechanism 40 and the dance screen head multi-dimensional motion mechanism 30 are used to drive the dance screen 101, and can rotate to a predetermined position according to the situation of the scene and the need of a video picture, to match the associated performance.

The bearing device 10 comprises a vehicle body 11, wherein at least three wheel carriers are independently mounted on the vehicle body 11, each wheel carrier is respectively provided with a wheel, at least one wheel carrier is a driving wheel carrier 12, and the mounted wheel is a driving wheel 13.

When three wheel carriers are installed:

one of the wheel frames may be a driving wheel frame 12, the installed wheel may be a driving wheel 13, the other two wheel frames may be driven wheel frames 14, and the installed wheel may be a driven wheel 15.

Two wheel frames can be used as driving wheel frames 12, the installed wheel is used as a driving wheel 13, the other wheel frame is used as a driven wheel frame 14, and the installed wheel is used as a driven wheel 15.

Among them, there may be three wheel frames as the driving wheel frame 12, and the installed wheel is the driving wheel 13.

When four wheel carriers are installed:

wherein, two wheel frames can be used as driving wheel frames 12, the installed wheel is used as a driving wheel 13, the other two wheel frames are used as driven wheel frames 14, and the installed wheel is used as a driven wheel 15.

Wherein, four wheel frames can be used as the driving wheel frame 12, and the installed wheels are the driving wheels 13.

The driving wheel carrier 12 and the driven wheel carrier 14 are mounted on the corresponding vehicle body 11.

The dance screen rotating mechanism 20 includes:

a turntable 21 mounted on the carrier 10 and rotatable about a vertical axis;

at least one rotary driving member 24 mounted on the carrying device 10 for providing a driving force for the rotation of the turntable 21;

the transmission unit 23 is disposed between the rotary driving member 24 and the turntable 21, and connects the rotary driving member 24 and the turntable 21, so that the rotary driving member 24 can drive the turntable 21 to rotate to a predetermined position.

Dance screen 101 passes through carousel 21 to be installed on load-bearing device 10, and rotary driving piece 24 can drive carousel 21 through drive unit 23 and rotate to can drive the angle of dance screen 101 and take place to deflect, when dance screen 101 changes or changes to preset position, rotary driving piece 24 stops to drive unit 23, carousel 21 stall. In this embodiment, the mobile dance screen 100 can bring the dance screen 101 to a predetermined position according to the scene and the video picture.

Wherein the turntable 21 can rotate around a vertical axis. It is understood that the center position of the turntable 21 is rotated about a vertical axis.

In another embodiment, as shown in fig. 1, 4 and 5, the number of the rotary driving members 24 is two, and the two rotary driving members are a first rotary driving member 241 and a second rotary driving member 242, and the first rotary driving member 241 and the second rotary driving member 242 are connected to the turntable 21 through the transmission unit 23.

In the present embodiment, the first rotary driver 241 and the second rotary driver 242 are connected to the turntable 21 through the transmission unit 23. It can be understood that the first rotation driving member 241 and the second rotation driving member simultaneously drive the rotation disc 21 to rotate through the transmission unit 23.

The first rotation driving element 241 and the second rotation driving element 242 may be bolted to the carrying device 10, the carrying device 10 and the first rotation driving element 241 and the second rotation driving element 242 are fixed by bolts, and the first rotation driving element 241 and the second rotation driving element 242 are fixed on the carrying device 10, so that the first rotation driving element 241 and the second rotation driving element 242 can be conveniently detached and adjusted.

Of course, in other embodiments, the first rotary driving element 241 and the second rotary driving element 242 may be fixed to the carrying device 10 by gluing, riveting, or the like; the first rotation driving element 241 and the second rotation driving element 242 may be fixed on the carrying device 10 by other structures.

In another embodiment, as shown in fig. 1, 4 and 5, the transmission unit 23 includes a first driving gear 231, a first auxiliary driving gear 232 and a driven gear 233, the first driving gear 231 is mounted on the first rotary driving member 241, the first auxiliary driving gear 232 is mounted on the second rotary driving member 242, the driven gear 233 is mounted on the rotary table 21, and the first driving gear 231 and the first auxiliary driving gear 232 are respectively engaged with the driven gear 233 directly or indirectly.

The first rotary driving member 241 drives the first driving gear 231 to rotate, the second rotary driving member 242 drives the first auxiliary driving gear 232 to rotate, the first driving gear 231 is horizontally installed on the supporting device 10, and the first auxiliary driving gear 232 is horizontally installed on the supporting device 10. It can be understood that when the first driving gear 231 and the first auxiliary driving gear 232 drive the driven gear 233 to rotate, the driven gear 233 has higher rotation precision and operates more stably.

The first driving gear 231 is directly or indirectly engaged with the driven gear 233. It should be understood that the first driving gear 231 may be directly engaged with the driven gear 233, or the first driving gear 231 and the driven gear 233 may also be engaged through a gear set, as long as the first driving gear 231 can drive the driven gear 233 to rotate.

The first counter drive gear 232 is directly or indirectly meshed with the driven gear 233. It should be understood that the first auxiliary driving gear 232 may be directly engaged with the driven gear 233, or the first auxiliary driving gear 232 and the driven gear 233 may be engaged with each other through a gear set, as long as the first auxiliary driving gear 232 can drive the driven gear 233 to rotate.

Wherein the driven gear 233 can rotate about a vertical axis. It is understood that the driven gear 233 is horizontally disposed, and the center position of the driven gear 233 rotates about a vertical axis.

In another embodiment, as shown in fig. 2 to 5, the driven gear 233, the first driving gear 231 and the first auxiliary driving gear 232 are disposed on the same horizontal plane, the driven gear 233 and the turntable 21 are stacked, and the driven gear 233 is disposed between the turntable 21 and the carrying device 10.

Driven gear 233, first driving gear 231 and first auxiliary driving gear 232 arrange in same horizontal plane on, make things convenient for intermeshing between first driving gear 231 and the driven gear 233, intermeshing between first auxiliary driving gear 232 and the driven gear 233, driven gear 233 arranges in between carousel 21 and the load-bearing device 10, when driven gear 233 drove carousel 21 pivoted, can play the operation more stabilizing effect.

In another embodiment, as shown in fig. 1 and 4, an included angle is formed between a connecting line from the first driving gear 231 to the center of the rotating disc 21 and a connecting line from the first auxiliary driving gear 232 to the center of the rotating disc 21, and the included angle is less than or equal to 90 degrees.

An included angle is formed between a connecting line from the first driving gear 231 to the center of the rotary disc 21 and a connecting line from the first auxiliary driving gear 232 to the center of the rotary disc 21, wherein the included angle is less than or equal to 90 degrees, and meanwhile, adjacent sides between the first driving gear 231 and the second driving gear are not contacted.

In this embodiment, the whole transmission unit 23 has a more compact structure, and is more convenient to install the first driving gear 231 and the first auxiliary driving gear 232, and meanwhile, when the first driving gear 231 and the first auxiliary driving gear 232 drive the driven gear 233, the transmission is more stable, and the precision is higher.

When installing first driving gear 231 and first auxiliary driving gear 232 on load-bearing device 10, can be integrated on same fixed plate first driving gear 231 and first auxiliary driving gear 232, adopt the modular, can reduce the location to first driving gear 231 and first auxiliary driving gear 232 to play the dismouting of making things convenient for first driving gear 231 and first auxiliary driving gear 232.

In another embodiment, as shown in fig. 2, 3, 4 and 5, the rotary drive member 24 is a stepper motor.

In the present embodiment, the rotary drive 24 is a motor. It will be appreciated that in other embodiments, the rotary drive 24 may be replaced with other electrically powered elements in addition to the motor. As long as the electric drive element can realize electric control.

The rotary driving member 24 can be bolted on the carrying device 10, the carrying device 10 and the rotary driving member 24 are connected through bolts, the rotary driving member 24 is fixed on the carrying device 10, and the disassembly, assembly and adjustment of the rotary driving member 24 can be facilitated.

Of course, in other embodiments, the rotary driving element 24 and the carrying device 10 may be fixed to each other by gluing, riveting, or the like; the rotary drive member 24 may be secured to the carrier 10 using other structures.

In another embodiment, as shown in fig. 2 and 3, the bearing device 10 is provided with an axial limiting structure 22 which is matched with the driven gear 233.

The axial limiting structure 22 can perform an axial fixing function on the driven gear 233, wherein one end of the axial limiting structure 22, which faces the end face of the bearing device 10, is fixedly installed on the bearing device 10, the other end of the axial limiting structure is connected with the rotating disc 21, and the rotating disc 21 can rotate relative to the bearing device 10 through the axial limiting structure 22.

In another embodiment, as shown in fig. 2 and 3, the axial limiting structure 22 is a rotation support structure.

In the present embodiment, the axial stopper structure 22 is a rotation support structure. It will be appreciated that in other embodiments, the axial stop structure 22 may be replaced with other supporting rotating elements other than a slewing support structure. As long as the supporting rotation element can perform supporting rotation.

The inner ring of the rotary supporting structure can be bolted on the bearing device 10, the inner ring of the rotary supporting structure and the bearing device 10 are fixed through bolts, the outer ring of the rotary supporting structure can be bolted on the turntable 21, the outer ring of the rotary supporting structure and the turntable 21 are fixed through bolts, and the rotary supporting structure can be conveniently disassembled and adjusted.

The bearing device 10 may be provided with a fixing shaft matched with the inner ring of the rotation support structure, the fixing shaft is fixedly connected to the bearing device 10, the fixing shaft and the inner ring of the rotation support structure may be in interference fit, the rotation support structure can be radially fixed, and the rotation support structure is prevented from deflecting, so that a rotation error exists in the rotation of the turntable 21.

Of course, in other embodiments, the rotation support structure and the carrying device 10 may be fixed to each other by gluing, riveting, or the like; the pivoting support structure may be secured to the carrier 10 using other structures.

When adjusting the position of dance screen 101, at first, driving wheel 13 drives automobile body 11 and reachs preset position, then first driving gear 231 of rotary driving piece 24 drive rotates with first auxiliary driving gear 232, first driving gear 231 drives driven gear 233 with first auxiliary driving gear 232 and rotates, driven gear 233 drives carousel 21 and rotates for automobile body 11, thereby can drive dance screen 101 and rotate, when dance screen 101 drove preset position, rotary driving piece 24 stop work.

The dance screen folding mechanism 40 includes:

a first arm 41, which is hinged on the carrying device 10;

a first driving member 43 for driving the first arm 41 to fold relative to the carrying device 10, wherein one end of the first driving member 43 is hinged to the carrying device 10, and the other end is hinged to the first arm 41;

a second knuckle arm 42, which is hinged to the end of the first knuckle arm 41 away from the carrying device 10;

a second driving member 44 for driving the second arm 42 to fold relative to the first arm 41, wherein one end of the second driving member 44 is hinged to the first arm 41, and the other end is hinged to the second arm 42;

the folding angle range of the first section arm 41 relative to the carrying device 10 is 0-90 degrees;

the angle range of the first arm segment 41 folded relative to the second arm segment 42 is 0-120 degrees.

The first driving member 43 drives the first arm 41 to fold relative to the carrying device 10, and the second driving member 44 drives the second arm 42 to fold relative to the first arm 41, so as to fold the screen, thereby achieving the effect of adjusting the height of the screen. The folding angle range of the first arm section 41 relative to the carrying device 10 is 0-90 degrees, and the folding angle of the first arm section 41 relative to the carrying device 10 changes, or the folding angle of the first arm section 41 relative to the second arm section 42 changes, so that the spatial position and the height of the screen can be adjusted.

When the folding angle of the first joint arm 41 with respect to the carrying device 10 is 0 degree and the folding angle of the first joint arm 41 with respect to the second joint arm 42 is 0 degree, that is, the first joint arm 41 is disposed parallel to the carrying device 10, and the first joint arm 41 is disposed parallel to the second joint arm 42. It can be appreciated that the folding of the first arm segment 41 and the second arm segment 42 can facilitate the transportation and storage of the entire mobile dance screen 100 and reduce the space occupied by the mobile dance screen 100. When the angle of folding the first arm 41 relative to the carrying device 10 is 90 degrees and the angle of folding the first arm 41 relative to the second arm 42 is 120 degrees, the dance screen 10 can be extended to the maximum extent.

Of course, the angle of the first arm 41 folded with respect to the carrying device 10 may also be other values, such as 20 degrees, 30 degrees, 40 degrees, 50 degrees, 60 degrees, 70 degrees or 80 degrees; the angle at which first arm segment 41 is folded relative to second arm segment 42 may also be other values, such as 20 degrees, 30 degrees, 40 degrees, 50 degrees, 60 degrees, 70 degrees, 80 degrees, 90 degrees, 100 degrees, 110 degrees, etc. The angle at which the first arm 41 is folded with respect to the carrier 10 and the angle at which the first arm 41 is folded with respect to the second arm 42 may be combined with each other to adjust the angle of the dance screen.

The first driving member 43 is hinged to the rotary plate 21 of the carrying device 10, and it should be understood that when the first driving member 43 is hinged to the rotary plate 21, the first driving member 43 may be connected to the rotary plate 313, or other embodiments, such as a rotary drum, may be adopted, as long as the first driving member 43 and the rotary plate 21 can rotate relative to each other.

It should be understood that, when the second driving element 44 is hinged to the first arm segment 41 and the second driving element 44 is hinged to the second arm segment 42, the connection via the rotating shaft 313 may be adopted, or other embodiments, such as a rotating drum, may also be adopted, as long as the mutual rotation between the two ends of the second driving element 44 and the first arm segment 41 and the second arm segment 42 can be realized.

In another embodiment, as shown in fig. 1, 11, 12 and 13, a rotary table 21 is mounted on the carrier 10, the rotary table 21 can rotate relative to the carrier 10, and the first arm 41 is hinged to the rotary table 21.

First festival arm 41 articulates on carousel 21, and when carousel 21 rotated, the angle that can drive dance screen 101 took place to deflect, and when rotating preset position, carousel 21 stall can be according to the condition and the video picture on scene, will dance screen 101 and drive to preset position.

In another embodiment, as shown in fig. 1, 11, 12 and 13, the first link arm 41 includes: two first supporting plates 411 arranged in parallel, and at least one first connecting plate 412, wherein the first supporting plates 411 are hinged on the bearing device 10, and the first connecting plate 412 is arranged between the two first supporting plates 411.

The end of the first supporting plate 411 facing the rotating disc 21 is hinged to the rotating disc 21, and it can be understood that the first supporting plate 411 is hinged to the rotating disc 21, and when the first supporting plate 411 is hinged to the rotating disc 21, the first supporting plate 411 may be connected to the rotating disc 21 through the rotating shaft 313, or other embodiments, such as a rotating drum, may be adopted, as long as the rotation between the rotating disc 21 and the first supporting plate 411 can be achieved.

The first connecting plate 412 is fixed between the two first supporting plates 411 through the first connecting plate 412, wherein the first connecting plate 412 can be fixed on the first supporting plates 411 through bolts, which can facilitate the dismounting and adjustment of the first connecting plate 412, and of course, in other embodiments, the first connecting plate 412 and the first supporting plates 411 can be fixed to each other by gluing, riveting or welding; the first connecting plate 412 may be fixed to the first supporting plate 411 by other structures.

In another embodiment, as shown in fig. 1, 11, 12 and 13, the number of the first connection plates 412 is multiple, and the multiple first connection plates 412 are distributed along the length direction of the first support plate 411.

The first connecting plate 412 plays a role in facilitating connection of the first supporting plates 411, and the first connecting plate 412 is provided with a plurality of blocks, so that connection between the first supporting plates 411 is firmer, and meanwhile, a user can climb up the first section arm 41 conveniently.

In another embodiment, as shown in fig. 1, 11, 12 and 13, the number of the first driving members 43 is two, and the two first driving members 43 are respectively located at two sides of the first arm 41 and are respectively hinged to the two first supporting plates 411.

Adopt two first driving pieces 43, can play more stably in the first festival arm 41 of drive, wherein, two driving pieces set up respectively in the both sides of first festival arm 41, can improve the stress state, effectively share the effort on the first festival arm 41, make overall structure reasonable more stable.

In another embodiment, as shown in fig. 1, 11, 12 and 13, the second link arm 42 includes: the second supporting plates 421 are arranged in parallel, and at least one second connecting plate 422, the second supporting plates 421 are hinged to the first section arms 41, and the second connecting plate 422 is arranged between the two second supporting plates 421.

The end of the second supporting plate 421 facing the first joint arm 41 is hinged to the first joint arm 41, and it can be understood that the second supporting plate 421 is hinged to the first supporting plate 411, and when the first supporting plate 411 is hinged to the second supporting plate 421, the second supporting plate 421 can be connected to the first supporting plate 411 through the rotating shaft 313, or other embodiments, such as a rotating drum, can be adopted as long as the second supporting plate 421 and the first supporting plate 411 can rotate relative to each other.

The second connecting plate 422 is fixed between the two second supporting plates 421, wherein the second connecting plate 422 can be fixed to the second supporting plates 421 through bolts, which facilitates the disassembly, assembly and adjustment of the second connecting plate 422, and in other embodiments, the second connecting plate 422 and the second supporting plates 421 can be fixed to each other through gluing, riveting or welding; the second connecting plate 422 may be fixed to the second supporting plate 421 by other structures.

In another embodiment, as shown in fig. 1, 11, 12 and 13, the number of the second connection plates 422 is multiple, and the second connection plates 422 are distributed along the length direction of the second support plate 421.

Second connecting plate 422 plays the effect of conveniently connecting second backup pad 421, and second connecting plate 422 is provided with the polylith, can be so that connect more firmly between second backup pad 421, simultaneously, can the person of facilitating the use climb up second festival arm 42.

In another embodiment, as shown in fig. 1, 11, 12 and 13, the armrests 45 are mounted on both the first support plate 411 and the second support plate 421.

The handrails 45 are mounted on the first supporting plate 411 and the second supporting plate 421, so that a user can climb the first arm section 41 and the second arm section 42 and grasp the handrails 45 at two sides to play a role in protection, and according to stage requirements, actors can conveniently climb the top of the dance screen 101.

The armrest 45 may be fixed to the first support plate 411 and the second support plate 421 by bolts, which is convenient for the armrest 45 to be detached and adjusted, and in other embodiments, the armrest 45 may be fixed to the first support plate 411 and the second support plate 421 by gluing, riveting, or welding; the armrest 45 may be fixed to the first support plate 411 and the second support plate 421 by other structures.

In another embodiment, as shown in fig. 1, 11, 12 and 13, the first driving member 43 and/or the second driving member 44 is a ball screw type electric cylinder. Here, adopt ball screw formula's electronic jar, its transmission precision is higher, and the noise is littleer, and the transmission is more steady to can accomplish the regulation of dance screen more stably.

The first driving member 43 and/or the second driving member 44 are/is a ball screw type electric cylinder, but it is also understood that in other embodiments, the first driving member 43 and the second driving member 44 may be replaced by other driving members of the ball screw type electric cylinder. As long as the driving member can drive the first arm 41 and the second arm 42.

The first driving element 43 drives the first arm 41, and the second driving element 44 drives the second arm 42, so that the folding angle of the first arm 41 relative to the carrying device 10 changes, or the folding angle of the first arm 41 relative to the second arm 42 changes, thereby adjusting the spatial position and height of the screen.

The multi-dimensional dance screen head motion mechanism 30 includes:

a support 31;

a mounting seat 32 rotating around an X axis and mounted on the support 31;

a first driving unit 35 mounted on the support 31 and linked with the mounting seat 32;

a connecting seat 33 rotating around the Y axis and mounted on the mounting seat 32, wherein the Y axis and the X axis are arranged perpendicularly to each other;

a second driving unit 36 mounted on the connecting seat 33 and linked with the mounting seat 32;

a support base 34 rotating around a Z axis and mounted on the connecting base 33, wherein the Z axis is perpendicular to a Y axis, and the screen is mounted on the support base 34;

and a third driving unit 37 installed on the connection seat 33 and linked with the support seat 34.

The support 31 is installed on the second knuckle arm 42, the installation seat 32 is rotatably installed on the support 31, the installation seat 32 rotates around the X axis, the first driving unit 35 used for driving the installation seat 32 to rotate is installed on the support 31, the connection seat 33 is rotatably installed on the installation seat 32, the connection seat 33 rotates around the Y axis, the second driving unit 36 used for driving the connection seat 33 to rotate relative to the installation seat 32 is installed on the installation seat 32, the supporting seat 34 is rotatably installed on the connection seat 33, the supporting seat 34 rotates around the Y axis, and the third driving unit 37 used for driving the supporting seat 34 to rotate relative to the connection seat 33 is installed on the connection seat 33.

Wherein, Y axis and X axis mutually perpendicular set up, and the Z axis sets up with Y axis is perpendicular, and the operating condition of X axle is the level setting, combines three rotations back of X axle, Y axle and Z axle, and arbitrary angle rotation can take place for the screen.

In another embodiment, as shown in fig. 6, 7, 8, 9 and 10, the support 31 includes a mounting portion 311 and a supporting portion 312, the supporting portion 312 is mounted on the mounting portion 311, and the mounting seat 32 is disposed in a receiving space formed by the mounting portion 311 and the supporting portion 312.

The supporting portion 312 may be bolted to the mounting portion 311, and the supporting portion 312 and the mounting portion 311 are fixed by bolts, which can facilitate the detachment and adjustment of the supporting portion 312, and of course, in other embodiments, the supporting portion 312 and the mounting portion 311 may be fixed to each other by gluing, riveting, or the like; the supporting portion 312 may be fixed to the mounting portion 311 by other structures.

In another embodiment, as shown in fig. 6, 7 and 9, the number of the supporting portions 312 is two, a rotating shaft 313 is rotatably installed between the two supporting portions 312, the rotating shaft 313 is connected with the installation seat 32, and the rotating shaft 313 is linked with the first driving unit 35.

In this embodiment, two ends of the rotating shaft 313 are respectively connected to the two supporting portions 312, a bearing is disposed between the rotating shaft 313 and the supporting portions 312, the rotating shaft 313 is rotatably connected to the supporting portions 312 through the bearing, and the first driving unit 35 is configured to drive the rotating shaft 313 to rotate.

The supporting portion 312 and the mounting portion 311 are disposed in a U shape, a space for accommodating the mounting seat 32 is formed between the supporting portion 312 and the mounting portion 311, and the structure is more compact and firm.

In another embodiment, as shown in fig. 6, 7, 8, 9 and 10, a second driving gear 351 is mounted on an output end of the first driving unit 35, a second driven gear 352 coaxially coupled to the rotation shaft 313 is mounted on the holder 31, and the second driving gear 351 and the second driven gear 352 are engaged with each other.

The first driving unit 35 drives the second driving gear 351 to rotate, and the second driving gear 351 is engaged with the second driven gear 352. It should be understood that the second driving gear 351 may be directly engaged with the second driven gear 352, or the second driving gear 351 and the second driven gear 352 may also be engaged and driven through a gear set, as long as the second driving gear 351 can drive the second driven gear 352 to rotate.

The first driving unit 35 may be bolted to the mounting seat 32, and the first driving unit 35 and the mounting seat 32 are fixed by bolts, which may facilitate the detachment and adjustment of the first driving unit 35, and of course, in other embodiments, the first driving unit 35 and the mounting seat 32 may be fixed to each other by gluing, riveting, or the like; the first driving unit 35 may be fixed to the mounting base 32 by other structures.

The first driving unit 35 may be a driving motor, and it is also understood that in other embodiments, the first driving unit 35 may be replaced with a driving member other than the driving motor. As long as the driving member can drive the second driving gear 351 to rotate.

In another embodiment, as shown in fig. 9, the first driving unit 35 is mounted on the supporting portion 312.

The first driving unit 35 may be bolted to the mounting seat 32, and the first driving unit 35 and the supporting portion 312 are fixed by bolts, so that the first driving unit 35 can be conveniently detached and adjusted, and in other embodiments, the first driving unit 35 and the supporting portion 312 may be fixed to each other by gluing, riveting, or the like; the first driving unit 35 may be fixed to the supporting portion 312 by other structures.

In another embodiment, as shown in fig. 6, 7, 8, 9 and 10, a third driving gear 361 is mounted on an output end of the second driving unit 36, a third driven gear 362 is mounted on the mounting seat 32, and the third driving gear 361 and the third driven gear 362 are engaged with each other.

The second driving unit 36 drives the third driving gear 361 to rotate, and the third driving gear 361 and the third driven gear 362 are engaged with each other. It should be understood that the third driving gear 361 may be directly engaged with the third driven gear 362, or the third driving gear 361 and the third driven gear 362 may also be engaged with each other through a gear set, as long as the third driving gear 361 can drive the third driven gear 362 to rotate.

The second driving unit 36 may be bolted to the mounting seat 32, and the second driving unit 36 and the mounting seat 32 are fixed by bolts, which may facilitate the detachment and adjustment of the second driving unit 36, and of course, in other embodiments, the second driving unit 36 and the mounting seat 32 may be fixed to each other by gluing, riveting, or the like; the second driving unit 36 may be fixed to the mounting base 32 by other structures.

The second driving unit 36 may be a driving motor, and it is also understood that the second driving unit 36 may be replaced with other driving members besides the driving motor in other embodiments. As long as the driving member can drive the third driving gear 361 to rotate.

In another embodiment, as shown in fig. 9 and 10, a first rotary supporting structure 38 is installed between the installation seat 32 and the connection seat 33, the first rotary supporting structure 38 is coaxially disposed with the third driven gear 362, and the connection seat 33 is rotatably installed on the installation seat 32 through the first rotary supporting structure 38.

First gyration bearing structure 38 can play and rotate the effect of installing connecting seat 33 on mount pad 32, wherein, the inner circle of first gyration bearing structure 38 can be bolted on mount pad 32, pass through bolt fastening between the inner circle of first gyration bearing structure 38 and mount pad 32, the outer lane of first gyration bearing structure 38 can be bolted on connecting seat 33, pass through bolt fastening between the outer lane of first gyration bearing structure 38 and connecting seat 33, the dismouting and the regulation of first gyration bearing structure 38 of can being convenient for.

It will also be appreciated that in other embodiments, the first slewing support structure 38 may be replaced with other supporting rotating elements in addition to the slewing support structure. As long as the supporting rotation element can perform supporting rotation.

Mount 32 may be provided with a fixed shaft that cooperates with the inner ring of first rotary support structure 38, and fixed shaft fixed connection is on mount 32, and wherein the fixed shaft and the inner ring of second rotary support structure 39 may be interference fit, and can fix the radial direction of first rotary support structure 38, prevent that first rotary support structure 38 from deflecting, cause mount 32 to have rotation error when the rotation.

Of course, in other embodiments, the first rotary support structure 38 and the mounting base 32 may be fixed to each other by gluing, riveting, or the like; first pivot support structure 38 may be secured to mount 32 using other structures.

In another embodiment, as shown in fig. 6, 7, 8, 9 and 10, a fourth driving gear 371 is installed at an output end of the third driving unit 37, a fourth driven gear 372 is installed on the supporting base, and the fourth driving gear 371 is engaged with the fourth driven gear 372.

The third driving unit 37 drives the fourth driving gear 371 to rotate, and the fourth driving gear 371 is engaged with the fourth driven gear 372. It should be understood that the fourth driving gear 371 may directly engage with the fourth driven gear 372, or the fourth driving gear 371 and the fourth driven gear 372 may also engage with each other through a gear set for transmission, as long as the fourth driving gear 371 can drive the fourth driven gear 372 to rotate.

The third driving unit 37 may be bolted to the mounting seat 32, and the third driving unit 37 and the mounting seat 32 are fixed by bolts, which can facilitate the detachment and adjustment of the third driving unit 37, and of course, in other embodiments, the third driving unit 37 and the mounting seat 32 may be fixed to each other by gluing, riveting, or the like; the third driving unit 37 may be fixed to the mounting base 32 by other structures.

The third driving unit 37 may be a driving motor, and it is also understood that the third driving unit 37 may be replaced with a driving member other than the driving motor in other embodiments. As long as the driving member can drive the fourth driving gear 371 to rotate.

Wherein, the mounting seat 32 is arranged in an L shape.

In another embodiment, as shown in fig. 9 and 10, a second rotation supporting structure 39 is disposed between the connecting seat 33 and the supporting seat 34, the second rotation supporting structure 39 and the fourth driven gear 372 are coaxially disposed, and the supporting seat 34 is rotatably mounted on the connecting seat 33 through the second rotation supporting structure 39.

The supporting seat 34 can be installed on the connecting seat 33 in a rotating mode, wherein the inner ring of the second rotary supporting structure 39 can be bolted to the connecting seat 33, the inner ring of the second rotary supporting structure 39 and the connecting seat 33 are fixed through bolts, the outer ring of the second rotary supporting structure 39 can be bolted to the supporting seat 34, the outer ring of the second rotary supporting structure 39 and the supporting seat 34 are fixed through bolts, and the second rotary supporting structure 39 can be conveniently disassembled and adjusted.

It will also be appreciated that in other embodiments, the second slewing support structure 39 may be replaced with other supporting rotating elements than a slewing support structure. As long as the supporting rotation element can perform supporting rotation.

The connecting seat 33 may be provided with a fixing shaft matched with the inner ring of the second rotation supporting structure 39, the fixing shaft is fixedly connected to the connecting seat 33, the fixing shaft and the inner ring of the second rotation supporting structure 39 may be in interference fit, the second rotation supporting structure 39 can be radially fixed, and the second rotation supporting structure 39 is prevented from deflecting, so that the supporting seat 34 has a rotation error when rotating.

Of course, in other embodiments, the second rotation supporting structure 39 and the mounting seat 32 may be fixed to each other by gluing, riveting, or the like; the second swing support structure 39 may be fixed to the mounting base 32 by other structures.

First drive unit 35 on the support 31 drives second driving gear 351, second driving gear 351 drives second driven gear 352 and rotates, thereby drive mount pad 32 through pivot 313 and rotate, the screen can realize rotating around the X axis, second drive unit 36 drives third driving gear 361 and rotates, third driving gear 361 drives and drives third driven gear 362 and rotates, thereby drive connecting seat 33 and rotate, the screen can realize rotating around the Y axis, third drive unit 37 drives fourth driving gear 371 and rotates, fourth driving gear 371 drives fourth driven gear 372 and rotates, thereby drive supporting seat 33 and rotate, the screen can realize rotating around the Z axis, combine the X axle, the three rotation back of Y axle and Z axle, arbitrary angle rotation can take place for the screen.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides a dance screen slewing mechanism for drive dance screen rotation to preset position on bearing device, its characterized in that, dance screen slewing mechanism includes:

2. The dance screen rotation mechanism of claim 1, wherein the number of the rotation driving members is two, the rotation driving members are a first rotation driving member and a second rotation driving member, and the first rotation driving member and the second rotation driving member are connected to the rotation plate through the transmission unit.

3. The dance screen rotation mechanism of claim 2, wherein the transmission unit comprises a first driving gear, a first secondary driving gear and a driven gear, the first driving gear is mounted on the first rotary driving member, the first secondary driving gear is mounted on the second rotary driving member, the driven gear is mounted on the turntable, and the first driving gear and the first secondary driving gear are directly or indirectly engaged with the driven gear.

4. The dance screen rotation mechanism of claim 3, wherein the driven gear, the first driving gear and the first auxiliary driving gear are disposed on a same horizontal axis, the driven gear and the turntable are stacked, and the driven gear is disposed between the turntable and the bearing device.

5. The dance screen rotation mechanism of claim 4, wherein an included angle is formed between a connecting line from the first driving gear to the center of the turntable and a connecting line from the first secondary driving gear to the center of the turntable, and the included angle is smaller than or equal to 90 degrees.

6. The dance screen rotation mechanism of claim 5, wherein the rotary drive member is a stepper motor.

7. The dance screen rotation mechanism of claim 2, wherein the carrier means is provided with an axial stop structure cooperating with the driven gear.

8. The dance screen rotation mechanism of claim 7, wherein the axial stop structure is a support bearing.

9. The flap rotation mechanism according to claim 8, wherein the carrier means comprises: the vehicle comprises a vehicle body, wherein at least three wheel carriers are independently arranged on the vehicle body, wheels are respectively arranged on the wheel carriers, at least one wheel carrier is a driving wheel carrier, and the arranged wheels are driving wheels.

10. The utility model provides a remove and dance screen, includes dance screen, bears device and dance screen slewing mechanism, dance screen slewing mechanism locates bear on the device, dance screen install in on the dance screen slewing mechanism, dance screen slewing mechanism is used for driving dance screen rotates to preset position, its characterized in that, dance screen slewing mechanism adopt as claim 1-9 arbitrary one dance screen slewing mechanism.