CN216976375U - LED large screen capable of rotating in multiple directions - Google Patents
LED large screen capable of rotating in multiple directions Download PDFInfo
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- CN216976375U CN216976375U CN202122674197.5U CN202122674197U CN216976375U CN 216976375 U CN216976375 U CN 216976375U CN 202122674197 U CN202122674197 U CN 202122674197U CN 216976375 U CN216976375 U CN 216976375U
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Abstract
The utility model discloses an LED large screen capable of rotating in multiple directions, which comprises an LED screen, a fixed block and a driving mechanism, wherein the fixed block is arranged on the LED screen; fixed block and the back fixed connection of LED screen, actuating mechanism includes horizontal rotation subassembly and vertical rotation subassembly, the horizontal rotation subassembly includes first circular arc connecting rod and first gear, be provided with a plurality of first rotation teeth on the inboard circular arc face of first circular arc connecting rod, first gear set up in first circular arc connecting rod inboard and with the meshing of first rotation tooth, vertical rotation subassembly includes second circular arc connecting rod and second gear, second circular arc connecting rod sets up in one side that the LED screen was kept away from to first circular arc connecting rod along vertical direction, be provided with a plurality of second rotation teeth on the outside circular arc face of second circular arc connecting rod, the meshing of second gear and second rotation tooth. The LED screen can rotate in multiple directions by driving the arc connecting rod to rotate through the gear, and the arc connecting rod is rotationally connected with the screen, so that the multi-direction synchronous rotation can be further realized while mutual influence is avoided.
Description
Technical Field
The utility model relates to the technical field of LED screens, in particular to an LED large screen capable of rotating in multiple directions.
Background
The LED screen realizes the display of screen patterns and characters through the LED lamp strings embedded in the LED screen, and can realize the changes of screen colors, shapes, pattern gradual change, picture flicker and the like through the program control of the LED lamps, so the LED screen is widely applied to various occasions of advertisements, slogans and indoor and outdoor decoration. However, the current LED screen is directly installed on an indoor wall, a building outer wall or a support frame through welding and other modes, and once the LED screen is installed, the orientation and the angle of the screen can not be changed in a random rotating mode. However, in some occasions, the angle and the orientation of the LED screen are required to be better continuously so as to meet the requirements of different audiences and users, the LED screen needs to be detached firstly and then installed again according to the requirements, so that the use and the operation are inconvenient, and the use efficiency is low; in addition, for some screens fixed by welding, the operation procedures of disassembly and assembly are complex, and the operation difficulty is also large.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an organic fertilizer crushing device, which drives a crushing rod to rotate along the horizontal direction through a rotating rod, enables the crushing rod to rotate along the vertical direction through the matching of a rolling wheel and a rolling groove, enables a crushing cutter to fully crush organic fertilizer through synchronous rotation in two directions, and avoids the pollution of waste gas to the environment while improving the crushing efficiency by treating waste gas through a deodorizing component.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the LED screen comprises an LED screen, a fixed block and a driving mechanism;
the fixed block is fixedly connected with the back of the LED screen, one end of the fixed block, which is far away from the LED screen, is provided with a connecting rod, one end of the connecting rod is rotatably connected with the fixed block, and the other end of the connecting rod is connected with the driving mechanism;
the driving mechanism comprises a horizontal rotating assembly and a vertical rotating assembly, the horizontal rotating assembly comprises a first arc connecting rod and a first gear, the first arc connecting rod is arranged on one side, far away from the LED screen, of the fixing block along the horizontal direction, the plane end of the first arc connecting rod is connected with the side face of the fixing block, a plurality of first rotating teeth are arranged on the arc face of the inner side of the first arc connecting rod, and the first gear is arranged on the inner side of the first semicircular rod and meshed with the first rotating teeth;
the vertical rotating assembly comprises a second arc connecting rod and a second gear, the second arc connecting rod is arranged on one side, away from the LED screen, of the first arc connecting rod in the vertical direction, the plane end of the second arc connecting rod is connected with the back face of the LED screen, a plurality of second rotating teeth are arranged on the outer side arc face of the second arc connecting rod, the second gear is arranged on one side, away from the first arc connecting rod, of the second arc connecting rod, and the second gear is meshed with the second rotating teeth.
Furthermore, a spherical groove is formed in one side, far away from the LED screen, of the fixing block, an opening of the spherical groove is arranged in the horizontal direction, a rotating ball is arranged at one end, close to the fixing block, of the connecting rod, and the rotating ball is inserted into the spherical groove and rotates in the spherical groove.
Furthermore, two side faces of the fixed block are provided with rotating shafts, and the plane end of the first arc connecting rod is rotatably connected with the rotating shafts, so that the fixed block rotates in the vertical direction by taking the rotating shafts as shafts.
Further, a first stepping motor is arranged below the first gear along the vertical direction, and a driving shaft of the first stepping motor is connected with the first gear.
Furthermore, a rotating connecting piece is arranged on the back face of the LED screen along the vertical direction, and the rotating end of the rotating connecting piece is connected with the horizontal end face of the second arc connecting rod.
Furthermore, a second stepping motor is arranged on one side of the second gear along the horizontal direction, and a driving shaft of the second stepping motor is connected with the second stepping motor.
Furthermore, the driving mechanism comprises a mounting box, one end of the connecting rod, which is far away from the fixed block, is fixedly connected with the mounting box, two side surfaces of the mounting box are provided with first through holes, and the first arc connecting rod rotates in the horizontal direction along the first through holes;
and second through holes are formed in the upper end face and the lower end face of the mounting box, and the second arc connecting rod rotates in the vertical direction along the second through holes.
Advantageous effects
Compared with the prior art, the utility model has at least one of the following beneficial effects:
1. according to the utility model, the LED screen is driven to rotate along the horizontal direction through the first arc connecting rod, the LED screen is driven to rotate along the vertical direction through the second semicircle, and the multidirectional rotation of the screen is realized through the rotation of the gear driving connecting rod.
2. The first arc connecting rod is connected with the fixed block through a rotating shaft, so that the fixed block can rotate in the vertical direction along the first arc connecting rod, the second arc connecting rod is connected with the back of the screen through a vertically arranged rotating connecting piece, and when the screen rotates, the first arc connecting rod and the second arc connecting rod cannot influence each other when driving the screen to rotate.
3. The fixed block passes through spherical groove and ball-rotating connection with the connecting rod for the fixed block can realize the rotation of all directions for the connecting rod.
Drawings
FIG. 1 is a schematic side view of a large screen of a multi-directionally rotatable LED of the present invention;
FIG. 2 is a schematic cross-sectional view of the connection between the ball connecting rod and the fixing block according to the present invention
FIG. 3 is a schematic view of a horizontal rotation assembly of the present invention;
FIG. 4 is a schematic view of a vertical rotation assembly of the present invention.
In the figure, 1, an LED screen; 2. a fixed block; 21. a spherical groove; 22. a connecting rod; 23. rotating the ball; 3. mounting a box; 4. a first arc link; 41. a rotating shaft; 42. a first rotating tooth; 43. a first gear; 5. two arc connecting rods; 51. a second rotating tooth; 52. a second gear; 53. the connecting piece is rotated.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be further noted that, for the convenience of description, only some but not all of the relevant aspects of the present invention are shown in the drawings.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. 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.
In the following, several specific embodiments are given for describing the technical solution of the present application in detail. The following several specific embodiments may be combined with each other, and details of the same or similar concepts or processes may not be repeated in some embodiments.
As shown in fig. 1, in one embodiment, the large LED screen capable of rotating in multiple directions according to the present invention includes an LED screen 1, a fixing block 2 and a driving mechanism, the fixing block 2 is fixedly connected to a back surface of the LED screen 1, a connecting rod 22 is disposed at an end of the fixing block 2 away from the LED screen 1, one end of the connecting rod 22 is rotatably connected to the fixing block 2, and the other end of the connecting rod 22 is connected to the driving mechanism. In order to ensure that when the LED screen 1 is rotated, the fixed block 2 is connected with the connecting rod 22 without influencing the rotation of the LED screen 1, a spherical groove 21 is formed in one side, away from the LED screen 1, of the fixed block 2, an opening of the spherical groove 21 is arranged along the horizontal direction, a rotating ball 23 is arranged at one end, close to the fixed block 2, of the connecting rod 22, and the rotating ball 23 is inserted into the spherical groove 21 and rotates inside the spherical groove 21.
As shown in fig. 1, 2 and 3, in one embodiment, the driving mechanism includes a horizontal rotation component, a vertical rotation component and a mounting box 3, the connecting rod 22 is arranged along the horizontal direction, and one end of the connecting rod 22 far away from the fixed block 2 is fixedly connected with the mounting box 3, the horizontal rotation component includes a first circular arc connecting rod 4 and a first gear 43, the first circular arc connecting rod 4 is partially arranged inside the mounting box 3 along the horizontal direction, through holes for the first circular arc connecting rod 4 to pass through are arranged on the left and right side walls of the mounting box 3, the first circular arc connecting rod 4 is of a split ring structure formed on one side, the position of the first circular arc connecting rod 4 close to the fixed block 2 is cut off to form a mounting area, the fixed block 2 is arranged between the mounting areas, in order to ensure that the LED screen 1 cannot be interfered by the first circular arc connecting rod 4 when rotating along the vertical direction, the plane end of the first circular arc connecting rod 4 is connected with the side surface of the fixed block 2 through a rotating shaft 41, and make between fixed block 2 and the first circular arc connecting rod 4 can rotate along the vertical direction relatively each other, be provided with a plurality of first rotating teeth 42 on the circular arc surface of first circular arc connecting rod 4 inboard, first rotating teeth 42 sets up along the horizontal direction and points to the installation region, first gear 43 sets up in first circular arc connecting rod 4 inboard and with first rotating teeth 42 meshing along the horizontal direction.
Preferably, a first stepping motor is arranged below the first gear 43 along the vertical direction, a driving shaft of the first stepping motor is connected with the first gear 43 and drives the first gear 43 to rotate, when the first gear 43 rotates, because the first rotating teeth 42 are meshed with the first gear 43, the first arc connecting rod 4 rotates along the horizontal direction under the driving of the first gear 43, and at the moment, the first arc connecting rod 4 drives the fixing block 2 and the LED screen 1 to rotate on the horizontal plane.
In the above embodiment, the vertical rotating assembly includes a second arc connecting rod 5 and a second gear 52, the second arc connecting rod 5 partially penetrates through the mounting box 3 along the vertical direction, through holes for the second arc connecting rod 5 to pass through are formed on the upper and lower end surfaces of the mounting box 3, the second arc connecting rod 5 is a semicircular arc rod, the second arc connecting rod 5 is disposed at one end of the first arc connecting rod 4 away from the fixing block 2, and the first arc connecting rod 4 is located inside the second arc connecting rod 5, the plane end of the second arc connecting rod 5 points to the LED screen 1, and is connected to the back surface of the LED screen 1 through a rotating connecting piece 53 disposed along the vertical direction, so that the second arc connecting rod 5 and the LED screen 1 can rotate along the vertical direction with each other, a plurality of second rotating teeth 51 are formed on the arc surface of the outer side wall of the second arc connecting rod 5, the second rotating teeth 51 point to one side away from the plane end of the second arc connecting rod 5, the second gear 52 is provided on a side of the second arc link 5 adjacent to the second rotating tooth 51 in the vertical direction, and is engaged with the second rotating tooth 51.
Preferably, a second stepping motor is arranged on one side of the second gear 52 along the horizontal direction, a driving shaft of the second stepping motor is connected with the second stepping motor and drives the second gear 52 to rotate, and the second arc connecting rod 5 is driven by the second gear 52 to rotate and drives the LED screen 1 to rotate along the vertical direction.
When the multi-direction rotatable LED large screen is driven to rotate along the horizontal direction by the first arc connecting rod 4, the LED screen 1 is not influenced by the second arc connecting rod 5 because the second arc connecting rod 5 is connected with the screen by the vertically arranged rotating connecting piece 53, similarly, when the second arc connecting rod 5 drives the LED screen 1 to rotate along the vertical direction, the rotating shaft arranged along the horizontal direction can avoid the influence of the first arc connecting rod 4, and the rotating ball 23 on the connecting rod 22 is matched with the spherical groove 21 to realize the multi-direction rotation of the fixed block 2 and the connecting rod 22, and the stepping motor is driven to work by the control program, so that the first arc connecting rod 4 and the second arc connecting rod 5 can simultaneously rotate to realize the multi-direction synchronous rotation, and the rotation of the LED screen 1 is more automatic and convenient.
Although the utility model has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this disclosure. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (7)
1. The utility model provides a LED large screen that can multidirectionally rotate which characterized in that:
the LED screen comprises an LED screen (1), a fixed block (2) and a driving mechanism;
the fixed block (2) is fixedly connected with the back of the LED screen (1), one end, far away from the LED screen (1), of the fixed block (2) is provided with a connecting rod (22), one end of the connecting rod (22) is rotatably connected with the fixed block (2), and the other end of the connecting rod (22) is connected with a driving mechanism;
the driving mechanism comprises a horizontal rotating assembly and a vertical rotating assembly, the horizontal rotating assembly comprises a first arc connecting rod (4) and a first gear (43), the first arc connecting rod (4) is arranged on one side, away from the LED screen (1), of the fixing block (2) along the horizontal direction, the plane end of the first arc connecting rod (4) is connected with the side face of the fixing block (2), a plurality of first rotating teeth (42) are arranged on the inner side arc face of the first arc connecting rod (4), and the first gear (43) is arranged on the inner side of the first arc connecting rod (4) and meshed with the first rotating teeth (42);
vertical rotating assembly includes second circular arc connecting rod (5) and second gear (52), second circular arc connecting rod (5) set up in one side of keeping away from LED screen (1) in first circular arc connecting rod (4) along vertical direction, the plane end and the back connection of LED screen (1) of second circular arc connecting rod (5), be provided with a plurality of seconds on the outside arc surface of second circular arc connecting rod (5) and rotate tooth (51), second gear (52) set up in one side of keeping away from first circular arc connecting rod (4) in second circular arc connecting rod (5), second gear (52) rotate tooth (51) with the second and mesh.
2. The large screen of multi-directional rotatable LED of claim 1, wherein:
one side of the fixing block (2) far away from the LED screen (1) is provided with a spherical groove (21), an opening of the spherical groove (21) is arranged along the horizontal direction, one end of the connecting rod (22) close to the fixing block (2) is provided with a rotating ball (23), and the rotating ball (23) is inserted into the spherical groove (21) and rotates inside the spherical groove (21).
3. The large screen of multi-directional rotatable LED of claim 2, wherein:
two side faces of the fixed block (2) are provided with rotating shafts (41), and the plane end of the first arc connecting rod (4) is rotatably connected with the rotating shafts (41) so that the fixed block (2) can rotate in the vertical direction by taking the rotating shafts (41) as axes.
4. The large screen of multi-directional rotatable LED of claim 3, wherein:
a first stepping motor is arranged below the first gear (43) along the vertical direction, and a driving shaft of the first stepping motor is connected with the first gear (43).
5. The large screen of multi-directional rotatable LED of claim 1, wherein:
the back of the LED screen (1) is provided with a rotating connecting piece (53) along the vertical direction, and the rotating end of the rotating connecting piece (53) is connected with the horizontal end face of the second arc connecting rod (5).
6. The large screen of multi-directional rotatable LED of claim 5, wherein:
and a second stepping motor is arranged on one side of the second gear (52) along the horizontal direction, and a driving shaft of the second stepping motor is connected with the second stepping motor.
7. The large screen of multi-directional rotatable LED of claim 1, wherein:
the driving mechanism comprises a mounting box (3), one end, far away from the fixed block (2), of the connecting rod (22) is fixedly connected with the mounting box (3), two side faces of the mounting box (3) are provided with first through holes, and the first arc connecting rod (4) rotates in the horizontal direction along the first through holes;
second through holes are formed in the upper end face and the lower end face of the mounting box (3), and the second arc connecting rod (5) rotates in the vertical direction along the second through holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122674197.5U CN216976375U (en) | 2021-11-03 | 2021-11-03 | LED large screen capable of rotating in multiple directions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122674197.5U CN216976375U (en) | 2021-11-03 | 2021-11-03 | LED large screen capable of rotating in multiple directions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216976375U true CN216976375U (en) | 2022-07-15 |
Family
ID=82344136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122674197.5U Active CN216976375U (en) | 2021-11-03 | 2021-11-03 | LED large screen capable of rotating in multiple directions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216976375U (en) |
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2021
- 2021-11-03 CN CN202122674197.5U patent/CN216976375U/en active Active
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