Multifunctional interactive multimedia display device

Abstract

The utility model discloses a multifunctional interactive multimedia display device which comprises two vertical rods, a display screen is fixed between the two vertical rods, the outer wall of one side of each vertical rod is provided with an installation groove, the interior of each installation groove is connected with a screw rod through a bearing, the interior of each installation groove is connected with a sliding block in a sliding mode, and the sliding blocks are in threaded connection with the screw rods. Driving mechanisms are arranged at the tops of the vertical rods, connecting blocks are fixed to the outer walls of one sides of the sliding blocks, a cleaning roller is rotationally connected between the two connecting blocks, a transmission gear is fixed to one end of the cleaning roller, a rack is fixed to the outer wall of one side of one vertical rod, and the rack is meshed with the transmission gear. According to the cleaning device for the interactive multimedia display screen, the cleaning roller is driven to move downwards when the screw rotates, so that the cleaning roller can rotate automatically through meshing of the transmission gear and the rack, the display screen is cleaned when the cleaning roller rotates, and the effect that the interactive multimedia display screen which is high in height and large in area is cleaned more conveniently is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of interactive display screens, in particular to a multifunctional interactive multimedia display device. Background Art

[0002] With the progress of the times, digital exhibition halls have become one of the important means for various industries to attract customers. Digital exhibition halls usually require the use of interactive multimedia display screens, combined with unique graphic digital and multimedia technologies, to attract visitors with various novel technologies and achieve a human-computer interactive exhibition hall effect. Among them, the most commonly used are radar interactive display screens.

[0003] Patent application number 201720008982.8 discloses a horizontally sliding digital interactive LED display screen, which includes: a shell, a display screen is installed on the shell, and slide rails are installed horizontally on the shell on the upper and lower sides of the display screen, and the two ends of the U-shaped piece are slidably fixed in the two slide rails, and the interactive screen is installed on the surface of the U-shaped piece away from the display screen; a main control machine is installed in the shell, and the display screen and the interactive screen are both connected to the main control machine.

[0004] The interactive multimedia display screens in the exhibition hall are usually tall and large. These tall interactive display screens will be covered with dust after long-term use. When cleaning them, they need to be manually wiped from a height, which makes it inconvenient to clean the interactive display screens. Therefore, it is urgent to design a multifunctional interactive multimedia display device to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a multifunctional interactive multimedia display device to solve the above-mentioned deficiencies in the prior art.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A multifunctional interactive multimedia display device comprises two vertical rods, a display screen is fixed between the two vertical rods, an installation groove is opened on one side outer wall of the two vertical rods, a screw is connected to the inside of the installation groove via a bearing, a slider is slidably connected to the inside of the installation groove, the slider is threadedly connected to the screw, a driving mechanism is arranged on the top of the vertical rods, a connecting block is fixed to one side outer wall of the slider, a cleaning roller is rotatably connected between the two connecting blocks, a transmission gear is fixed to one end of the cleaning roller, a rack is fixed to one side outer wall of one of the vertical rods, and the rack is meshed with the transmission gear.

[0008] Furthermore, the driving mechanism includes a mounting shell fixed on the top of the vertical rod, the interior of the mounting shell is connected to a rotating shaft through a bearing, a bevel gear 1 is fixed to the outside of the rotating shaft, the top end of the screw rod extends to the interior of the mounting shell where a bevel gear 2 is fixed, and the bevel gear 1 and the bevel gear 2 are meshed.

[0009] Furthermore, a motor 1 is fixed to an outer wall of one side of the mounting shell, one end of the output shaft of the motor 1 is connected to the rotating shaft via a key, a reinforcement plate is fixed between the two vertical rods, and the reinforcement plate is located at the bottom of the display screen.

[0010] Furthermore, a matching groove is formed on an outer wall of one side of the connecting block, and one end of the cleaning roller is located inside the matching groove.

[0011] Furthermore, a placement groove is formed on an outer wall of one side of the connection block, and both ends of the cleaning roller are connected to fixed blocks via bearings, and the fixed blocks are located inside the placement groove.

[0012] Furthermore, a stud is threadedly connected to the top outer wall of the connecting block, a pin is integrally formed at the bottom end of the stud, a pin hole matching the pin is opened inside the fixing block, and the pin extends to the inside of the pin hole.

[0013] Furthermore, a limiting groove is formed on the bottom outer wall of the fixing block, and a limiting plate is fixed on the bottom inner wall of the placement groove, and the limiting plate is located inside the limiting groove.

[0014] In the above technical scheme, the utility model provides a multifunctional interactive multimedia display device, which has the following beneficial effects: the cleaning roller is driven to move downward by rotating the screw, so that the cleaning roller can rotate by itself through the meshing of the transmission gear and the rack, and the display screen is cleaned when the cleaning roller rotates, thereby achieving a more convenient effect when cleaning the interactive multimedia display screen with a higher height and a larger area; the rotating shaft is driven to rotate by the motor, so that the rotating shaft can drive the two screws to rotate synchronously through the bevel gear one and the bevel gear two, thereby making the movement of the two ends of the cleaning roller consistent, and preventing the two ends of the cleaning roller from getting stuck due to lack of synchronization; the fixing block is installed inside the placement groove, and then the fixing block is fixed by the pin, so that the cleaning roller can be easily removed when it needs to be cleaned or replaced. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0016] Figure 1 The present invention is a schematic diagram of the main structure of a multifunctional interactive multimedia display device embodiment.

[0017] Figure 2 The present invention is a schematic diagram of the internal structure of a mounting shell provided in an embodiment of a multifunctional interactive multimedia display device.

[0018] Figure 3 The present invention is a schematic diagram of an enlarged structure of point A provided in an embodiment of a multifunctional interactive multimedia display device.

[0019] Figure 4 This is a schematic diagram of the enlarged structure of point B provided in an embodiment of a multifunctional interactive multimedia display device of the utility model.

[0020] Description of reference numerals:

[0021] 1 vertical rod, 2 mounting groove, 3 display screen, 4 slider, 5 cleaning roller, 6 rack, 7 transmission gear, 8 driving mechanism, 9 reinforcement plate, 10 mounting shell, 11 rotating shaft, 12 motor, 13 bevel gear one, 14 bevel gear two, 15 connecting block, 16 fixing block, 17 placement groove, 18 limiting groove, 19 stud, 20 pin, 21 pin hole, 22 limiting plate, 23 matching groove, 24 screw. DETAILED DESCRIPTION

[0022] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0023] like Figure 1-4 As shown, a multifunctional interactive multimedia display device provided by an embodiment of the utility model comprises two vertical rods 1, a display screen 3 is fixed between the two vertical rods 1, a mounting groove 2 is opened on one side outer wall of the two vertical rods 1, a screw 24 is connected to the inside of the mounting groove 2 through a bearing, a slider 4 is slidably connected to the inside of the mounting groove 2, the slider 4 is threadedly connected to the screw 24, a driving mechanism 8 is arranged on the top of the vertical rod 1, a connecting block is fixed to the outer wall of one side of the slider 4, a cleaning roller 5 is rotatably connected between the two connecting blocks 15, a transmission gear 7 is fixed to one end of the cleaning roller 5, a rack 6 is fixed to the outer wall of one side of one of the vertical rods 1, and the rack 6 is meshed with the transmission gear 7.

[0024] Specifically, in this embodiment, two vertical rods 1 are included, and the two vertical rods 1 are installed vertically and in parallel. A display screen 3 is fixed between the two vertical rods 1. The display screen 3 is a radar interactive display screen of the prior art. The principle is to use a multimedia screen + a laser radar + a customized interactive material to present an interactive effect. The specific principle is the prior art. An installation groove 2 is opened on the outer wall of one side of the two vertical rods 1. The interior of the installation groove 2 is connected to a screw rod 24 through a bearing. A slider 4 is slidably connected to the interior of the installation groove 2. The slider 4 is threadedly connected to the screw rod 24. When the screw rod 24 rotates, it can drive the slider 4 to move. The top of the vertical rod 1 is set There is a driving mechanism 8, which is used to drive the two screws 24 to rotate synchronously. A connecting block 15 is fixed to the outer wall of one side of the slider 4. A cleaning roller 5 is rotatably connected between the two connecting blocks 15. The surface of the cleaning roller 5 has a cleaning felt specially used for display screens, so that the cleaning roller 5 can clean the dust on the surface of the display screen 3 when it rotates. A transmission gear 7 is fixed to one end of the cleaning roller 5, and a rack 6 is fixed to the outer wall of one side of one vertical rod 1. The rack 6 is meshed with the transmission gear 7. When the slider 4 moves along the vertical rod 1, the transmission gear 7 can drive the cleaning roller 5 to rotate by meshing with the rack 6.

[0025] The utility model provides a multifunctional interactive multimedia display device, which drives the cleaning roller 5 to move downward when the screw 24 rotates, so that the cleaning roller 5 can rotate by the meshing of the transmission gear 7 and the rack 6. When the cleaning roller 5 rotates, the display screen 3 is cleaned, thereby achieving a more convenient effect when cleaning the interactive multimedia display screen 3 with a higher height and a larger area.

[0026] In another embodiment provided by the utility model, the driving mechanism 8 includes a mounting shell 10 fixed to the top of the vertical rod 1, the interior of the mounting shell 10 is connected to the rotating shaft 11 through a bearing, the exterior of the rotating shaft 11 is fixed with a bevel gear 13, the top end of the screw 24 extends to the interior of the mounting shell 10 and is fixed with a bevel gear 2 14, the bevel gear 1 13 and the bevel gear 2 14 each have two, the bevel gear 1 13 and the bevel gear 2 14 are meshed, and when the rotating shaft 11 rotates, the rotating shaft 11 can pass through the bevel gear 13 and The bevel gear 14 drives the two screws 24 to rotate synchronously, so that the movements of the two ends of the cleaning roller 5 can maintain a consistent effect, preventing the two ends of the cleaning roller 5 from getting stuck due to lack of synchronization; a motor 12 is fixed to the outer wall of one side of the mounting shell 10, and one end of the output shaft of the motor 12 is connected to the rotating shaft 11 through a key, and the rotating shaft 11 is driven to rotate by the motor 12, and a reinforcement plate 9 is fixed between the two vertical rods 1, and the reinforcement plate 9 is located at the bottom of the display screen 3, and the reinforcement plate 9 supports the display screen 3.

[0027] In another embodiment provided by the utility model, a matching groove 23 is formed on the outer wall of one side of the connecting block 15, and one end of the cleaning roller 5 is located inside the matching groove 23; a placement groove 17 is formed on the outer wall of one side of the connecting block 15, and both ends of the cleaning roller 5 are connected to a fixing block 16 through a bearing, and the fixing block 16 is a rectangular body, and the fixing block 16 is located inside the placement groove 17, and the fixing block 16 and the placement groove 17 are clearance-matched; a stud 19 is connected to the top outer wall of the connecting block 15 through a thread, and a pin 20 is integrally formed at the bottom end of the stud 19, and a pin 20 is formed inside the fixing block 16 to match the pin 20. 0 is matched with a pin hole 21, and the pin column 20 extends to the inside of the pin hole 21. The cooperation between the pin column 20 and the pin hole 21 makes the fixing block 16 fixed inside the placement groove 17; the bottom outer wall of the fixing block 16 is provided with a limiting groove 18, and the bottom inner wall of the placement groove 17 is fixed with a limiting plate 22, and the limiting plate 22 is located inside the limiting groove 18. The limiting plate 22 cooperates with the limiting groove 18, so that after the fixing block 16 is placed in the placement groove 17, the pin hole 21 of the fixing block 16 can accurately correspond to the pin column 20, thereby making it more convenient to fix the fixing block 16.

[0028] Working principle: When in use, when the display screen 3 needs to be cleaned, the motor 12 drives the rotating shaft 11 to rotate, so that the rotating shaft 11 drives the bevel gear 1 13 to rotate, and the bevel gear 1 13 drives the bevel gear 2 14 to rotate, so that the bevel gear 2 14 drives the screw 24 to rotate, and the rotation of the screw 24 drives the slider 4 to slide downward, so that the transmission gear 7 drives the cleaning roller 5 to rotate through the meshing with the rack 6, and then the cleaning roller 5 cleans the display screen 3, achieving a more convenient effect when cleaning the interactive multimedia display screen 3 with a high height and a large area; when the cleaning roller 5 needs to be disassembled for cleaning, first the cleaning roller 5 is lowered to a lower position, and then the stud 19 is rotated, so that the stud 19 drives the pin 20 to be pulled out from the pin hole 21 of the fixing block 16, and then the fixing block 16 is taken out from the inside of the placement groove 17, and the cleaning roller 5 can be cleaned or washed. The utility model is not only convenient for cleaning the display screen 3, but also can be convenient for disassembling the cleaning roller 5, so that the interactive multimedia display device has a multifunctional effect.

[0029] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A multifunctional interactive multimedia display device, characterized in that: The utility model comprises two vertical rods (1), a display screen (3) is fixed between the two vertical rods (1), a mounting groove (2) is opened on one side outer wall of the two vertical rods (1), a screw rod (24) is connected to the inside of the mounting groove (2) through a bearing, a slider (4) is slidably connected to the inside of the mounting groove (2), the slider (4) is threadedly connected to the screw rod (24), a driving mechanism (8) is arranged on the top of the vertical rod (1), a connecting block is fixed to one side outer wall of the slider (4), a cleaning roller (5) is rotatably connected between the two connecting blocks (15), and one side of the cleaning roller (5) is connected to the cleaning roller (5) A transmission gear (7) is fixed at the end, a rack (6) is fixed on the outer wall of one side of one of the vertical rods (1), and the rack (6) is meshed with the transmission gear (7), the driving mechanism (8) comprises a mounting shell (10) fixed on the top of the vertical rod (1), the interior of the mounting shell (10) is connected to a rotating shaft (11) through a bearing, a bevel gear 1 (13) is fixed on the outside of the rotating shaft (11), and a bevel gear 2 (14) is fixed at the top end of the screw rod (24) extending to the interior of the mounting shell (10), and the bevel gear 1 (13) and the bevel gear 2 (14) are meshed.

2. A multifunctional interactive multimedia display device according to claim 1, characterized in that: A motor (12) is fixed to an outer wall of one side of the mounting shell (10); one end of the output shaft of the motor (12) is connected to the rotating shaft (11) via a key; a reinforcing plate (9) is fixed between the two vertical rods (1); and the reinforcing plate (9) is located at the bottom of the display screen (3).

3. A multifunctional interactive multimedia display device according to claim 1, characterized in that: A matching groove (23) is formed on one side outer wall of the connection block (15), and one end of the cleaning roller (5) is located inside the matching groove (23).

4. A multifunctional interactive multimedia display device according to claim 3, characterized in that: A placement groove (17) is formed on one side outer wall of the connection block (15); both ends of the cleaning roller (5) are connected to fixed blocks (16) via bearings; and the fixed blocks (16) are located inside the placement groove (17).

5. A multifunctional interactive multimedia display device according to claim 4, characterized in that: The top outer wall of the connecting block (15) is connected to a stud via a thread, and a pin (20) is integrally formed at the bottom end of the stud. A pin hole (21) matching the pin (20) is formed inside the fixing block (16), and the pin (20) extends to the inside of the pin hole (21).

6. A multifunctional interactive multimedia display device according to claim 4, characterized in that: A limiting groove (18) is formed on the bottom outer wall of the fixing block (16), and a limiting plate (22) is fixed on the bottom inner wall of the placement groove (17), wherein the limiting plate (22) is located inside the limiting groove (18).

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