CN214847547U - Rotary LED display screen - Google Patents
Rotary LED display screen Download PDFInfo
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- CN214847547U CN214847547U CN202121381384.8U CN202121381384U CN214847547U CN 214847547 U CN214847547 U CN 214847547U CN 202121381384 U CN202121381384 U CN 202121381384U CN 214847547 U CN214847547 U CN 214847547U
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- motor
- board
- led display
- display
- motor control
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- 229910052799 carbon Inorganic materials 0.000 claims abstract description 48
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 47
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 43
- 229910052802 copper Inorganic materials 0.000 claims abstract description 27
- 239000010949 copper Substances 0.000 claims abstract description 27
- 239000011324 bead Substances 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000007547 defect Effects 0.000 abstract description 4
- 230000002688 persistence Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000001525 retina Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model provides a rotatory LED display screen, include: the display device comprises a motor, a motor shell, a motor control panel, a turntable, a display signal source plate, a display drive plate and an LED display panel; a copper ring is arranged on a driving shaft of the motor; the motor control board is arranged on one side of the motor shell, which is provided with the connecting port; the motor control board is provided with a through hole, a copper shell and a carbon brush; a driving shaft of the motor penetrates through the through hole and is rotationally connected with the second ends of the plurality of carbon brushes; the display signal source board is connected with the display driving board; the LED display panel is arranged on the turntable; the LED display panel is connected with the display driving board. The motor control panel in the scheme can control the rotating speed of the motor, the video signals of the display signal source panel are decoded through the display driving panel and displayed on the LED display panel, and compared with the defect that specific contents can only be displayed in the prior art, the display of any video contents is realized in the scheme, and the application range is expanded.
Description
Technical Field
The application relates to the field of rotary LED display devices, in particular to a rotary LED display screen.
Background
A rotary LED display panel, also called a pov (persistence Of vision) type rotary LED display panel, is a device that allows human eyes to see continuous pictures by utilizing the phenomenon Of persistence Of vision.
The rotating LED display screen displays based on the principle of persistence of vision, and in particular, after an image seen by human eyes disappears, the image stays on retinas of human eyes for a certain time, specifically, for example, for about 0.1 to 0.4 seconds, in this case, when LED lamp beads are lit and driven to rotate, the image can be changed by refreshing at a certain frequency, and when the refreshing frequency reaches a certain value, the persistence of vision occurs in human eyes, so that when the residual visual image of the previous frame does not disappear, the next frame is seen, thereby forming a continuous frame.
However, the current rotary LED display screen can only display specific content, resulting in a limited application range.
Thus, there is a need for a better solution to the problems of the prior art.
SUMMERY OF THE UTILITY MODEL
The application provides a rotatory LED display screen for solve the problem among the prior art. In the scheme, the motor control panel is arranged, the rotating speed of the motor can be controlled, in addition, the display signal source board and the display driving board are separately arranged in the scheme, the video signal of the display signal source board is decoded through the display driving board and displayed on the LED display board, and compared with the defect that only specific content can be displayed in the prior art, the display of any video content is realized in the scheme, and the application range is expanded.
To solve the above problems, the present application provides the following specific embodiments:
an embodiment of the utility model provides a rotatory LED display screen is provided, include: the display device comprises a motor, a motor shell, a motor control panel, a turntable, a display signal source plate, a display drive plate and an LED display panel; the motor is arranged in the motor shell, a connecting port is formed in the motor shell, and a driving shaft of the motor extends out of the connecting port; a copper ring is arranged at the part of the driving shaft of the motor, which extends out of the connecting port;
the motor control board is arranged on one side of the motor shell, which is provided with the connecting port; the motor control board is provided with a through hole, a plurality of copper shells and a plurality of carbon brushes;
the first end of the carbon brush is arranged in the copper shell, and the second end of the carbon brush is arc-shaped;
a driving shaft of the motor penetrates through the through hole and is rotatably connected with the second ends of the carbon brushes;
the display signal source plate and the display driving plate are both arranged in the turntable; the driving shaft of the motor is connected with the first side of the turntable so as to drive the turntable and the driving shaft of the motor to synchronously rotate and supply power to the display driving plate;
the display signal source board is connected with the display driving board;
the LED display panel is arranged on the second side of the rotary disc; the LED display panel is connected with the display driving board.
In a specific embodiment, the display signal source board and the display driving board are connected through a video signal connector.
In a specific embodiment, a plurality of copper shells and a plurality of carbon brushes are respectively arranged on two sides of the motor control board.
In a specific embodiment, the first side of the motor control board is provided with two copper shells and two carbon brushes; the second side of the motor control board is provided with two copper shells and two carbon brushes;
the two copper shells and the two carbon brushes arranged on the same side of the motor control board are positioned on the same straight line penetrating through the through hole.
In a specific embodiment, two copper rings are arranged, and one copper ring is connected with the carbon brush on one side of the motor control board; and the other copper ring is connected with the carbon brush positioned on the other side of the motor control board.
In a specific embodiment, the LED display panel includes a plurality of sub-panels; each daughter board is connected with the display driving board.
In a particular embodiment, the carousel comprises: an upper tray and a lower tray connected to each other; wherein, the edge of the upper disc is uniformly provided with a plurality of blades; each blade is provided with a groove matched with the shape of the daughter board; the sub-board is connected with the blade in a mode of being embedded into the groove.
In a specific embodiment, the number of the blades is four, the four blades are all located on the same plane, and an angle between two adjacent blades is a right angle.
In a specific embodiment, a plurality of LED lamp beads are arranged on each sub-board.
In a specific embodiment, the plurality of LED beads on the sub-board are arranged in a straight line.
The utility model has the advantages that: the utility model provides a rotatory LED display screen, include: the display device comprises a motor, a motor shell, a motor control panel, a turntable, a display signal source plate, a display drive plate and an LED display panel; the motor is arranged in the motor shell, a connecting port is formed in the motor shell, and a driving shaft of the motor extends out of the connecting port; a copper ring is arranged at the part of the driving shaft of the motor, which extends out of the connecting port; the motor control board is arranged on one side of the motor shell, which is provided with the connecting port; the motor control board is provided with a through hole, a plurality of copper shells and a plurality of carbon brushes; the first end of the carbon brush is arranged in the copper shell, and the second end of the carbon brush is arc-shaped; a driving shaft of the motor penetrates through the through hole and is rotatably connected with the second ends of the carbon brushes; the display signal source plate and the display driving plate are both arranged in the turntable; the driving shaft of the motor is connected with the first side of the turntable so as to drive the turntable and the driving shaft of the motor to synchronously rotate and supply power to the display driving plate; the display signal source board is connected with the display driving board; the LED display panel is arranged on the second side of the rotary disc; the LED display panel is connected with the display driving board. In the scheme, the motor control panel is arranged, the rotating speed of the motor can be controlled, in addition, the display signal source board and the display driving board are separately arranged in the scheme, the video signal of the display signal source board is decoded through the display driving board and displayed on the LED display board, and compared with the defect that only specific content can be displayed in the prior art, the display of any video content is realized in the scheme, and the application range is expanded.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 shows a schematic structural diagram of a rotary LED display screen according to an embodiment of the present invention;
fig. 2 is a schematic view illustrating a disassembled structure of a rotary LED display screen according to an embodiment of the present invention at a viewing angle;
fig. 3 is a schematic view showing an enlarged structure of a motor control board in a rotating LED display screen according to an embodiment of the present invention at a viewing angle;
fig. 4 is a schematic view showing an enlarged structure of a motor control board in a rotary LED display screen according to an embodiment of the present invention at another viewing angle;
fig. 5 is a schematic view illustrating a disassembled structure of a rotary LED display screen at another viewing angle according to an embodiment of the present invention.
Description of the main element symbols:
100-a motor; 110-a drive shaft; 111-copper ring;
200-motor casing; 210-connection port;
300-a motor control board; 310-through holes; 320-copper shell; 330-carbon brush;
400-rotating disc; 410-an upper disc; 420-lower disc;
500-display signal source plate; 600-display driver board;
700-LED display panel; 710-daughter board; 711-LED lamp beads;
800-flange plate.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
Examples
Referring to fig. 1 and fig. 2, a rotary LED display screen according to an embodiment of the present invention includes: the display device comprises a motor 100, a motor shell 200, a motor control board 300, a turntable 400, a display signal source board 500, a display drive board 600 and an LED display board 700; the motor 100 is disposed in the motor casing 200, a connection port 210 is disposed on the motor casing 200, and the driving shaft 110 of the motor 100 extends out of the connection port 210; a copper ring 111 is arranged at the part of the driving shaft 110 of the motor 100, which extends out of the connecting port 210;
specifically, the motor 100 is fixed by the motor housing 200, and the stability of the rotation of the driving shaft 110 of the motor 100 can be ensured.
As shown in fig. 3 and 4, the motor control board 300 is disposed on the side of the motor case 200 where the connection port 210 is disposed; the motor control board 300 is provided with a through hole 310, a plurality of copper shells 320 and a plurality of carbon brushes 330;
a first end of the carbon brush 330 is disposed in the copper shell 320, and a second end of the carbon brush 330 is arc-shaped;
the driving shaft 110 of the motor 100 passes through the through hole 310 and is rotatably connected to the second ends of the plurality of carbon brushes 330;
specifically, the motor control board 300 is used for providing a power supply for the whole rotating LED display screen (the motor control board 300 is connected to the motor 100 and used for controlling the starting and closing of the motor 100 and setting different rotating speeds), and can control the motor 100, in order to transmit a power signal, the motor control board 300 is further provided with a copper shell 320 and a carbon brush 330, one end of the carbon brush 330 is arranged in the copper shell 320, and the other end of the carbon brush is electrically connected with the copper ring 111 on the driving shaft 110 of the motor 100 through an arc-shaped surface.
As shown in fig. 2 and 5, the display signal source board 500 and the display driving board 600 are both disposed in the turntable 400; the driving shaft 110 of the motor 100 is connected to a first side of the turntable 400 to drive the turntable 400 to rotate synchronously with the driving shaft 110 of the motor 100 and to supply power to the display driving board 600;
the drive shaft 110 of a particular motor 100 may be coupled to the first side of the turntable 400 via the flange 800.
The power signal is transmitted to the copper ring 111 of the driving shaft 110 of the motor 100 through the carbon brush 330, the driving shaft 110 of the motor 100 is connected to the turntable 400, and the display driving plate 600 is disposed in the turntable 400, so that the power signal can transmit the value display driving plate 600. In addition, the specific display signal source board 500 is used to generate a video signal, and the display driving board 600 is used to decode the video signal to generate an instruction that can be executed by the LED display board 700, so as to speed up the real-time performance of the display, and thus the present solution can display an online video in real time.
The display signal source board 500 is connected with the display driving board 600;
the LED display panel 700 is disposed at a second side of the turntable 400; the LED display panel 700 is connected to the display driving board 600.
Since the display driving board 600 is also connected to the display signal source board 500 and the LED display panel 700, the power signal can be transmitted to the display signal source board 500 and the LED display panel 700.
In order to facilitate connection and ensure stability of signal connection, the display signal source board 500 and the display driving board 600 are connected by a video signal connector.
In order to more stably connect the driving shaft 110 of the motor 100, a plurality of copper cases 320 and a plurality of carbon brushes 330 are respectively disposed at both sides of the motor control board 300.
Specifically, the front side and the back side of the motor control board 300 may be respectively provided with 2 copper shells 320 and 2 carbon brushes 330.
As shown in fig. 3 and 4, the first side of the motor control board 300 is provided with two copper shells 320 and two carbon brushes 330; the second side of the motor control board 300 is provided with two copper shells 320 and two carbon brushes 330;
the two copper cases 320 and the two carbon brushes 330 disposed on the same side of the motor control board 300 are located on the same line passing through the through hole 310.
Further, in order to match the carbon brushes 330 on the front side and the back side, 2 copper rings 111 are provided, and one copper ring 111 is connected with the carbon brush 330 on one side of the motor control board 300; the other copper ring 111 is connected to the carbon brush 330 on the other side of the motor control board 300.
In a specific embodiment, as illustrated in fig. 2 and 5, the LED display panel 700 includes a plurality of sub-panels 710; each of the sub-boards 710 is connected to the display driving board 600.
Thus, by providing a plurality of sub-boards 710, when a certain sub-board 710 is damaged, only the damaged portion can be replaced, and the entire LED display panel 700 is not replaced.
In a specific embodiment, in order to conveniently place the display signal source board 500 and the display driving board 600, the turntable 400 includes: an upper plate 410 and a lower plate 420 connected to each other; wherein, a plurality of blades are uniformly arranged on the edge of the upper disc 410; each blade is provided with a groove matched with the shape of the sub-plate 710; the sub-plate 710 is connected to the blade by being inserted into the groove.
Specifically, the upper plate 410 and the lower plate 420 are buckled, a space for accommodating the display signal source board 500 and the display driving board 600 is formed in the upper plate 410, and a blade with a groove is arranged on the upper plate 410, so that the sub-board 710 is mounted, the sub-board 710 is detachably connected, and the sub-board 710 is convenient to maintain.
In addition, the drive shaft 110 of a particular motor 100 may be coupled to the lower plate 420 via the flange plate 800.
Furthermore, for convenience of control, the number of the blades is 4, the 4 blades are all located on the same plane, and an angle between every two adjacent blades is a right angle.
In a specific embodiment, a plurality of LED beads 711 are disposed on each sub-board 710. Further, a plurality of the LED beads 711 on the sub-board 710 are arranged in a straight line.
The utility model provides a rotatory LED display screen, include: the display device comprises a motor 100, a motor shell 200, a motor control board 300, a turntable 400, a display signal source board 500, a display drive board 600 and an LED display board 700; the motor 100 is disposed in the motor casing 200, a connection port 210 is disposed on the motor casing 200, and the driving shaft 110 of the motor 100 extends out of the connection port 210; a copper ring 111 is arranged at the part of the driving shaft 110 of the motor 100, which extends out of the connecting port 210; the motor control board 300 is disposed at one side of the motor case 200 where the connection port 210 is disposed; the motor control board 300 is provided with a through hole 310, a plurality of copper shells 320 and a plurality of carbon brushes 330; a first end of the carbon brush 330 is disposed in the copper shell 320, a second end of the carbon brush 330 is arc-shaped, and the other end of the carbon brush 330 is arc-shaped; the driving shaft 110 of the motor 100 passes through the through hole 310 and is rotatably connected to the second ends of the plurality of carbon brushes 330; the display signal source board 500 and the display driving board 600 are both disposed in the turntable 400; the driving shaft 110 of the motor 100 is connected to a first side of the turntable 400 to drive the turntable 400 to rotate synchronously with the driving shaft 110 of the motor 100 and to supply power to the display driving board 600; the display signal source board 500 is connected with the display driving board 600; the LED display panel 700 is disposed at a second side of the turntable 400; the LED display panel 700 is connected to the display driving board 600. In this scheme, be provided with motor control board 300, can control the rotational speed of motor 100, in addition, still be provided with display signal source board 500 and display drive board 600 alone in this scheme, decode the video signal that shows signal source board 500 through display drive board 600 to show on LED display panel 700, compare in prior art can only show the defect of specific content, realized the demonstration to arbitrary video content in this scheme, expanded the range of application.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (10)
1. A rotary LED display screen, comprising: the display device comprises a motor, a motor shell, a motor control panel, a turntable, a display signal source plate, a display drive plate and an LED display panel; the motor is arranged in the motor shell, a connecting port is formed in the motor shell, and a driving shaft of the motor extends out of the connecting port; a copper ring is arranged at the part of the driving shaft of the motor, which extends out of the connecting port;
the motor control board is arranged on one side of the motor shell, which is provided with the connecting port; the motor control board is provided with a through hole, a plurality of copper shells and a plurality of carbon brushes; the first end of the carbon brush is arranged in the copper shell, and the second end of the carbon brush is arc-shaped;
a driving shaft of the motor penetrates through the through hole and is rotatably connected with the second ends of the carbon brushes;
the display signal source plate and the display driving plate are both arranged in the turntable; the driving shaft of the motor is connected with the first side of the turntable so as to drive the turntable and the driving shaft of the motor to synchronously rotate and supply power to the display driving plate;
the display signal source board is connected with the display driving board;
the LED display panel is arranged on the second side of the rotary disc; the LED display panel is connected with the display driving board.
2. The rotary LED display screen of claim 1, wherein the display signal source board and the display driver board are connected by a video signal connector.
3. The rotary LED display screen of claim 1, wherein a plurality of copper shells and a plurality of carbon brushes are disposed on both sides of the motor control board, respectively.
4. The rotary LED display screen of claim 1 or 3, wherein the first side of the motor control board is provided with two copper housings and two carbon brushes; the second side of the motor control board is provided with two copper shells and two carbon brushes;
the two copper shells and the two carbon brushes arranged on the same side of the motor control board are positioned on the same straight line penetrating through the through hole.
5. The rotary LED display screen of claim 3, wherein there are two copper rings, one copper ring connecting the carbon brush on one side of the motor control board; and the other copper ring is connected with the carbon brush positioned on the other side of the motor control board.
6. The rotary LED display screen of claim 1, wherein the LED display panel comprises a plurality of sub-panels; each daughter board is connected with the display driving board.
7. The rotary LED display screen of claim 6, wherein the turntable comprises: an upper tray and a lower tray connected to each other; wherein, the edge of the upper disc is uniformly provided with a plurality of blades; each blade is provided with a groove matched with the shape of the daughter board; the sub-board is connected with the blade in a mode of being embedded into the groove.
8. The rotary LED display screen of claim 7, wherein the number of the blades is four, the four blades are all located on the same plane, and the angle between two adjacent blades is a right angle.
9. The rotary LED display screen of claim 6, wherein each sub-panel has a plurality of LED beads disposed thereon.
10. The rotary LED display screen of claim 9, wherein a plurality of said LED beads on said sub-panel are in a linear arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121381384.8U CN214847547U (en) | 2021-06-21 | 2021-06-21 | Rotary LED display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121381384.8U CN214847547U (en) | 2021-06-21 | 2021-06-21 | Rotary LED display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214847547U true CN214847547U (en) | 2021-11-23 |
Family
ID=78808771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121381384.8U Expired - Fee Related CN214847547U (en) | 2021-06-21 | 2021-06-21 | Rotary LED display screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214847547U (en) |
-
2021
- 2021-06-21 CN CN202121381384.8U patent/CN214847547U/en not_active Expired - Fee Related
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211123 |