Liftable spherical LED matrix display screen

Abstract

The utility model belongs to the technical field of LED matrix display screens, and particularly relates to a liftable spherical LED matrix display screen which comprises a spherical LED matrix display screen main body, the LED matrix display screen main body is composed of a plurality of arc-shaped display screens, a connecting rod is arranged at the center of the LED matrix display screen main body, and the connecting rod is connected with the LED matrix display screen main body. One end of the connecting rod is fixedly connected with a fixed seat, the fixed seat is fixed with an external device through a bolt, the connecting rod is provided with a driving assembly, the driving assembly comprises a sleeve, a tooth groove and a lifting gear, and the sleeve is arranged outside the connecting rod in a sleeving manner; the lifting gear is driven by the first driver to rotate, the sleeve can slide along the connecting rod through transmission matching of the lifting gear and the tooth groove, and therefore the LED matrix display screen body is controlled to ascend and descend along the connecting rod, and the height is adjusted.

Description

Technical Field

[0001] The utility model relates to the technical field of LED matrix displays, in particular to a spherical LED matrix display that can be lifted and lowered. Background Technique

[0002] An LED display is a display method that controls semiconductor light-emitting diodes. When electrons and holes recombine, visible light can be radiated, so it can be used to make light-emitting diodes. It is used as an indicator light in circuits and instruments, or to form text or digital displays. LED displays are generally used to display various information such as text, images, videos, and video signals.

[0003] The existing Chinese patent with the publication number CN216813690U discloses a spherical LED matrix display that can be lifted and lowered, including a top frame. A double-shaft forward and reverse motor is fixedly connected to the middle position of the inner wall of the top of the top frame, and the output shafts of the double-shaft forward and reverse motor are fixedly connected with threaded rods. One ends of the threaded rods are connected to both ends of the top frame through bearings. Both ends of the outer wall of the threaded rods are threadedly connected with movable seats, and U-shaped seats are fixedly connected to the bottoms of the movable seats. The inner walls of the two U-shaped seats are hinged with the same scissor frame, the bottom of the scissor frame is hinged with the same U-shaped frame, and both ends of the bottom of the U-shaped frame are fixedly connected with mounting plates. A spherical display body is arranged at the middle position of the mounting plates.

[0004] In view of the above and related prior arts, the inventor believes that the following defects often exist: the lifting distance of the spherical display body of the device is limited, the lifting distance is short, and it cannot be adjusted flexibly, and improvement is needed; therefore, a spherical LED matrix display that can be lifted and lowered is proposed for the above problems. Content of the Utility Model

[0005] In order to make up for the deficiencies of the prior art and solve the above-mentioned technical problems, the utility model proposes a spherical LED matrix display that can be lifted and lowered.

[0006] The technical solution adopted by the present utility model to solve its technical problems is as follows: A liftable spherical LED matrix display screen described in the present utility model includes a spherical LED matrix display screen main body. The LED matrix display screen main body is composed of several arc-shaped display screens. A connecting rod is arranged at the center of the LED matrix display screen main body. One end of the connecting rod is fixedly connected with a fixed seat, and the fixed seat is fixed to an external device by bolts. A driving component is installed on the connecting rod. The driving component includes a sleeve, a tooth groove, and a lifting gear. The sleeve is sleeved outside the connecting rod. Installation layers are respectively fixedly connected to both sides of the sleeve. The tooth grooves are equidistantly opened on the outer wall of the connecting rod. The bottom end of the sleeve is rotatably connected with an annular display screen support. The LED matrix display screen main body is fixedly installed on the display screen support. An opening is formed on the side wall of the sleeve. Extension layers are respectively fixedly connected to both sides of the opening. The lifting gear is rotatably installed inside the two extension layers through a shaft, and the lifting gear is meshed with the tooth groove. A driver one is fixedly connected to the side wall of one of the extension layers, and the driving end of the driver one is fixedly connected to the shaft of the lifting gear. During use, the driver one drives the lifting gear to rotate. Through the transmission cooperation between the lifting gear and the tooth groove, the sleeve can slide along the connecting rod, so as to control the LED matrix display screen main body to lift along the connecting rod and adjust the height.

[0007] Preferably, an electric push rod is fixedly connected to the side wall of the sleeve. The driving end of the electric push rod is fixedly connected with a pressing block. After the height of the sleeve is adjusted, the electric push rod extends to make the pressing block press against the connecting rod, so as to adjust the stability of the sleeve when it stops.

[0008] Preferably, the driving component further includes a driver two and an annular rotating gear one and rotating gear two. The driver two is fixedly installed at the bottom of one of the installation layers. The rotating gear one is fixedly installed at the center of the display screen support. When the driver two is operated to drive the rotating gear two to rotate, through the transmission cooperation between the rotating gear one and the rotating gear two, the LED matrix display screen main body can rotate to display the display content, enhancing the display effect.

[0009] Preferably, the rotating gear two is fixedly installed on the driving end of the driver two, and the rotating gear one and the rotating gear two are meshed with each other.

[0010] Preferably, a main control device is fixedly connected to the bottom of one of the installation layers, and the main control device is electrically connected to the LED matrix display screen main body, the driver one, the driver two, and the electric push rod.

[0011] Preferably, the connecting rod comprises a plurality of short rods. A plugging block is fixedly connected to the bottom end of each short rod, and a plugging groove is formed in the top end of each short rod. By increasing or decreasing the number of short rods, the length of the connecting rod can be adjusted according to actual usage requirements, thereby adjusting the distance between the tooth grooves and controlling the lifting distance of the LED matrix display screen body.

[0012] Preferably, a raised layer is arranged at the bottom end of the short rod, and a mounting groove is arranged at the top end of the short rod. When assembling the short rods, insert the plugging block into the plugging groove to enhance the stability of the connection between two short rods. Moreover, the two short rods can be connected by passing a bolt through the mounting hole and connecting it with the mounting groove, realizing the rapid assembly of the short rods.

[0013] Preferably, mounting holes are formed in the surface of the raised layer, threaded holes are formed in the side wall of the mounting groove, bolts are inserted into the mounting holes, and the bolts are in threaded connection with the threaded holes.

[0014] The beneficial effects of the present utility model are as follows:

[0015] 1. In the present utility model, a driver one drives the lifting gear to rotate. Through the transmission cooperation between the lifting gear and the tooth grooves, the sleeve can slide along the connecting rod, thereby controlling the LED matrix display screen body to lift along the connecting rod to adjust the height. Operating the driver two drives the rotating gear two to rotate. Through the transmission cooperation between the rotating gear one and the rotating gear two, the LED matrix display screen body can rotate to display the display content, enhancing the display effect.

[0016] 2. In the present utility model, by increasing or decreasing the number of short rods, the length of the connecting rod can be adjusted according to actual usage requirements, thereby adjusting the distance between the tooth grooves and controlling the lifting distance of the LED matrix display screen body. When assembling the short rods, insert the plugging block into the plugging groove to enhance the stability of the connection between two short rods. Moreover, the two short rods can be connected by passing a bolt through the mounting hole and connecting it with the mounting groove, realizing the rapid assembly of the short rods. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0018] Figure 1 It is a schematic diagram of the overall structure of the present utility model;

[0019] Figure 2 It is a schematic diagram of the structure of the connecting rod and the display screen bracket of the present utility model;

[0020] Figure 3 Structural schematic diagram of the driving component of the present utility model;

[0021] Figure 4 Structural schematic diagram of the expansion of the sleeve and the display screen bracket of the present utility model;

[0022] Figure 5 Partial structural schematic diagram of the connecting rod of the present utility model.

[0023] In the figure: 1. LED matrix display screen main body; 2. Connecting rod; 21. Short rod; 22. Insertion block; 23. Insertion groove; 24. Protruding layer; 25. Installation groove; 26. Installation hole; 27. Threaded hole; 28. Bolt; 3. Fixed seat; 4. Driving component; 41. Sleeve; 42. Tooth groove; 43. Lifting gear; 44. Electric push rod; 45. Pressing block; 46. Driver II; 47. Rotating gear I; 48. Rotating gear II; 5. Display screen bracket; 6. Extension layer; 7. Driver I; 8. Installation layer; 9. Main control device. Specific implementation manners

[0024] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0025] Embodiment 1

[0026] Please refer to Figures 1-4As shown in the figure, a liftable spherical LED matrix display screen includes a spherical LED matrix display screen main body 1. The LED matrix display screen main body 1 is composed of several arc-shaped display screens. A connecting rod 2 is provided at the center of the LED matrix display screen main body 1. One end of the connecting rod 2 is fixedly connected with a fixing seat 3. The fixing seat 3 is fixed to an external device through a bolt 28. A driving component 4 is installed on the connecting rod 2. The driving component 4 includes a sleeve 41, a tooth groove 42, and a lifting gear 43. The sleeve 41 is sleeved outside the connecting rod 2. Installation layers 8 are respectively fixedly connected to both sides of the sleeve 41. The tooth groove 42 is equidistantly opened on the outer wall of the connecting rod 2. The bottom end of the sleeve 41 is rotatably connected with an annular display screen support 5. The LED matrix display screen main body 1 is fixedly installed on the display screen support 5. An opening is provided on the side wall of the sleeve 41. Extension layers 6 are respectively fixedly connected to both sides of the opening. The lifting gear 43 is rotatably installed inside the two extension layers 6 through a shaft, and the lifting gear 43 is meshed and connected with the tooth groove 42. A driver one 7 is fixedly connected to the side wall of one of the extension layers 6, and the driving end of the driver one 7 is fixedly connected to the shaft of the lifting gear 43. During use, the driver one 7 drives the lifting gear 43 to rotate. Through the transmission cooperation between the lifting gear 43 and the tooth groove 42, the sleeve 41 can slide along the connecting rod 2, so as to control the LED matrix display screen main body 1 to lift along the connecting rod 2 to adjust the height.

[0027] An electric push rod 44 is fixedly connected to the side wall of the sleeve 41. The driving end of the electric push rod 44 is fixedly connected with a pressing block 45. After the height of the sleeve 41 is adjusted, the electric push rod 44 extends to make the pressing block 45 press against the connecting rod 2, so as to adjust the stability of the sleeve 41 when it stops.

[0028] The driving component 4 further includes a driver two 46, an annular rotating gear one 47, and a rotating gear two 48. The driver two 46 is fixedly installed at the bottom of one of the installation layers 8. The rotating gear one 47 is fixedly installed at the center of the display screen support 5. When the driver two 46 is operated to drive the rotating gear two 48 to rotate, through the transmission cooperation between the rotating gear one 47 and the rotating gear two 48, the LED matrix display screen main body 1 can rotate to display the display content, enhancing the display effect.

[0029] The rotating gear two 48 is fixedly installed on the driving end of the driver two 46, and the rotating gear one 47 and the rotating gear two 48 are meshed and connected.

[0030] A main control device 9 is fixedly connected to the bottom of one of the installation layers 8, and the main control device 9 is electrically connected to the LED matrix display screen main body 1, the driver one 7, the driver two 46, and the electric push rod 44. The main control device 9 is electrically connected with a wireless signal receiver, and the wireless signal receiver is remotely wirelessly communicated with an external control device. Control signals are transmitted to the main control device 9 through the external control device.

[0031] Embodiment 2

[0032] Comparing with Embodiment 1, please refer to Figure 5 As shown, the present utility model provides another implementation manner. The connecting rod 2 includes several short rods 21. A plug-in block 22 is fixedly connected to the bottom end of the short rod 21, and a plug-in slot 23 is opened at the top end of the short rod 21. By increasing or decreasing the number of short rods 21, the length of the connecting rod 2 can be adjusted according to actual usage requirements, thereby adjusting the distance of the tooth grooves 42 and controlling the lifting distance of the LED matrix display screen body 1.

[0033] A convex layer 24 is provided at the bottom end of the short rod 21, and a mounting groove 25 is provided at the top end of the short rod 21. When assembling the short rods 21, the plug-in block 22 is inserted into the plug-in slot 23 to enhance the stability of the connection between two short rods 21. And by passing a bolt 28 through the mounting hole 26 and connecting it with the mounting groove 25, two short rods 21 can be connected to achieve the rapid assembly of the short rods 21.

[0034] Mounting holes 26 are opened on the surface of the convex layer 24, threaded holes 27 are opened on the side wall of the mounting groove 25, a bolt 28 is inserted into the interior of the mounting hole 26, and the bolt 28 is in threaded connection with the threaded hole 27.

[0035] Working principle: During use, the lifting gear 43 is driven to rotate by the first driver 7. Through the transmission cooperation between the lifting gear 43 and the tooth grooves 42, the sleeve 41 can slide along the connecting rod 2, so as to control the LED matrix display screen body 1 to lift along the connecting rod 2 to adjust the height. After the height of the sleeve 41 is adjusted, the electric push rod 44 is extended to make the pressing block 45 press tightly against the connecting rod 2, thereby adjusting the stability of the sleeve 41 when it stops. The second driver 46 is operated to drive the second rotating gear 48 to rotate. Through the transmission cooperation between the first rotating gear 47 and the second rotating gear 48, the LED matrix display screen body 1 can rotate to display the display content, enhancing the display effect.

[0036] By increasing or decreasing the number of short rods 21, the length of the connecting rod 2 can be adjusted according to actual usage requirements, thereby adjusting the distance of the tooth grooves 42 and controlling the lifting distance of the LED matrix display screen body 1. When assembling the short rods 21, the plug-in block 22 is inserted into the plug-in slot 23 to enhance the stability of the connection between two short rods 21. And by passing a bolt 28 through the mounting hole 26 and connecting it with the mounting groove 25, two short rods 21 can be connected to achieve the rapid assembly of the short rods 21.

[0037] In the description of this specification, the descriptions referring to terms such as "one embodiment", "example", "specific example", etc. mean that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in a suitable manner in any one or more embodiments or examples.

[0038] The foregoing has shown and described the basic principles, main features and advantages of the present utility model. Those skilled in the art should understand that the present utility model is not limited by the above embodiments, and what is described in the above embodiments and the specification is only to illustrate the principle of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and all these changes and improvements fall within the scope of the present utility model claimed.

Claims

1. A liftable spherical LED matrix display screen, comprising a spherical LED matrix display screen body (1), characterized in that: A connecting rod (2) is provided at the center of the LED matrix display screen body (1). One end of the connecting rod (2) is fixedly connected with a fixed seat (3). A driving assembly (4) is installed on the connecting rod (2). The driving assembly (4) includes a sleeve (41), a tooth groove (42) and a lifting gear (43). The sleeve (41) is sleeved outside the connecting rod (2). Installation layers (8) are respectively fixedly connected to both sides of the sleeve (41). The tooth groove (42) is equidistantly opened on the outer wall of the connecting rod (2). The bottom end of the sleeve (41) is rotatably connected with an annular display screen support (5). The LED matrix display screen body (1) is fixedly installed on the display screen support (5). An opening is formed on the side wall of the sleeve (41). Extension layers (6) are respectively fixedly connected to both sides of the opening. The lifting gear (43) is rotatably installed inside the two extension layers (6) through a shaft, and the lifting gear (43) is meshed with the tooth groove (42). A driver one (7) is fixedly connected to the side wall of one of the extension layers (6), and the driving end of the driver one (7) is fixedly connected with the shaft of the lifting gear (43).

2. The liftable spherical LED matrix display screen according to claim 1, wherein: An electric push rod (44) is fixedly connected to the side wall of the sleeve (41), and a pressing block (45) is fixedly connected to the driving end of the electric push rod (44).

3. The liftable spherical LED matrix display screen according to claim 1, wherein: The driving assembly (4) further includes a driver two (46), an annular rotating gear one (47) and a rotating gear two (48). The driver two (46) is fixedly installed at the bottom of one of the installation layers (8). The rotating gear one (47) is fixedly installed at the center of the display screen support (5).

4. The liftable spherical LED matrix display screen according to claim 3, wherein: The rotating gear two (48) is fixedly installed on the driving end of the driver two (46), and the rotating gear one (47) is meshed with the rotating gear two (48).

5. The liftable spherical LED matrix display screen according to claim 1, wherein: A main control device (9) is fixedly connected to the bottom of one of the installation layers (8).

6. The liftable spherical LED matrix display according to claim 1, wherein: The connecting rod (2) includes several short rods (21). A plugging block (22) is fixedly connected to the bottom end of the short rod (21). A plugging groove (23) is opened at the top end of the short rod (21).

7. The liftable spherical LED matrix display screen according to claim 6, wherein: A raised layer (24) is provided at the bottom end of the short rod (21), and an installation groove (25) is provided at the top end of the short rod (21).

8. The liftable spherical LED matrix display screen according to claim 7, wherein: Installation holes (26) are formed on the surface of the raised layer (24). Threaded holes (27) are formed on the side wall of the installation groove (25). Bolts (28) are inserted into the installation holes (26), and the bolts (28) are threadedly connected with the threaded holes (27).

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