Movable activity propaganda large screen assembly

Abstract

The utility model discloses a movable type movable propaganda large screen assembly which comprises a protection box, the rear side of the bottom of the protection box is fixedly connected with a motor box through a connecting rod, a driving motor is fixedly installed in the motor box, and the output end of the driving motor is fixedly connected with a first threaded rod through a coupler. The utility model relates to the technical field of activity propaganda. According to the movable activity propaganda large screen assembly, the large screen is installed in the protection box, so that when the large screen is not used, the large screen can be effectively prevented from being damaged by external factors such as dust and collision, and the service life of the large screen is prolonged; when the large screen needs to be used, the large screen can be quickly moved to a designated position through the universal locking pulleys, the working efficiency is improved, the large screen can be easily moved out of the protection box through cooperation of the driving motor, the first threaded rod, the ejector rod, the protection top cover and the transverse plate, and operation is easy, convenient and fast.

Description

Technical Field

[0001] This utility model relates to the field of event promotion technology, specifically a mobile event promotion screen component. Background Technology

[0002] In today's information age, there are various ways to promote events, among which large-screen displays, as a direct and effective promotional tool, are widely used in various occasions. With economic development and increasingly frequent cultural exchanges, various commercial promotional activities, exhibitions, cultural performances, and outdoor advertising activities are constantly increasing. These activities require a promotional method that can attract audience attention and effectively convey information. Large-screen event displays, due to their ability to display vivid images, videos, and other multimedia content, have become the first choice for many event organizers. Some outdoor events require large screens that can be easily transported to different venues and quickly set up on-site for promotional purposes. Therefore, the market demand for portable large-screen event displays is gradually increasing.

[0003] Traditional event advertising screens often have limitations. They are usually fixed in one location and exposed to the elements for extended periods, making them susceptible to environmental damage. Dust easily accumulates on the screen surface, affecting display quality. In the event of accidental impacts, the screen is also prone to scratches and cracks, affecting not only aesthetics but also potentially rendering the device unusable and increasing maintenance costs. Traditional event advertising screens also lack mobility, making it difficult to meet the flexible needs of different venues and events. Furthermore, they lack reasonable storage space design, making the storage and management of related items at the event site inconvenient. Utility Model Content

[0004] To address the shortcomings of existing technologies, this utility model provides a portable event promotion screen component, which solves the problem of inconvenient storage of traditional event promotion screens.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a movable promotional large screen component, including a protective box. A motor box is fixedly connected to the rear side of the bottom of the protective box via a connecting rod. A drive motor is fixedly installed inside the motor box. The output end of the drive motor is fixedly connected to a first threaded rod via a coupling. One end of the first threaded rod passes through the protective box and extends into the inner cavity of the protective box. The end of the first threaded rod extending into the inner cavity of the protective box is rotatably connected to the top of the inner cavity of the protective box. A first threaded sleeve is threadedly connected to the surface of the first threaded rod. Sliding grooves are provided on both sides of the inner cavity of the protective box. A horizontal plate is slidably connected between the two sliding grooves. The first threaded sleeve is fixedly connected to the horizontal plate via a connecting rod. A large screen is fixedly installed on the top of the horizontal plate via a pad. A protective top cover is hinged to the top of the protective box through an opening. A top rod that cooperates with the protective top cover is fixedly connected to the top of the horizontal plate and behind the large screen.

[0006] Preferably, a first bevel gear is fitted and fixedly installed on the surface of the first threaded rod and below the first threaded sleeve. A second threaded rod is rotatably connected to the front side of the inner cavity of the protective box via a rotating component. One end of the second threaded rod is fixedly connected to a second bevel gear that cooperates with the first bevel gear. Slide plates are fixedly installed on both sides of the inner cavity of the protective box. A storage box is slidably installed between the two slide plates. An opening for cooperation with the storage box is opened on the front surface of the protective box. A second threaded sleeve is threadedly connected to the surface of the second threaded rod. The bottom of the storage box is fixedly connected to the surface of the second threaded sleeve via a connecting block.

[0007] Preferably, the bottom of the protective box is provided with several universal locking anti-slip wheels. Beneficial effects

[0008] This utility model provides a mobile promotional screen component. It has the following advantages:

[0009] This invention, by installing the large screen inside a protective case, effectively prevents damage to the screen from external factors such as dust and collisions when not in use, extending the screen's lifespan and facilitating its transport and storage, thus further improving the practicality and reliability of the component. When the screen is needed, the universal locking anti-slip wheels allow for quick movement to the designated location, improving work efficiency. The screen can also be easily moved out of the protective case through the cooperation of the drive motor, the first threaded rod, the top rod, the protective top cover, and the horizontal plate, making operation simple and convenient. Simultaneously, during the upward movement of the screen, the cooperation of the first threaded rod, the second threaded rod, the first bevel gear, the second bevel gear, and the storage box allows the storage box to slide forward, enhancing the practicality of the mobile promotional screen component. The storage plate can be used to store items related to promotional activities, making them easily accessible to staff during promotional events, improving work convenience and efficiency. Attached Figure Description

[0010] Figure 1 This is a schematic diagram of the structure of this utility model;

[0011] Figure 2 This is a cross-sectional view of the structure of this utility model;

[0012] Figure 3 This is a side view of the internal structure of this utility model;

[0013] Figure 4 This is a top view of the protective box and protective top cover structure of this utility model;

[0014] Figure 5 This utility model Figure 2 A magnified view of a section at point A in the middle;

[0015] In the diagram, 1. Protective box; 2. Motor box; 3. Drive motor; 4. First threaded rod; 5. First threaded sleeve; 6. Slide groove; 7. Horizontal plate; 8. Large screen; 9. Protective top cover; 10. Top rod; 11. First bevel gear; 12. Second threaded rod; 13. Second bevel gear; 14. Slide groove plate; 15. Storage box; 17. Second threaded sleeve; 18. Universal locking anti-slip wheel. Detailed Implementation

[0016] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention.

[0017] Please see Figure 1-5This utility model provides a technical solution: a movable promotional screen component, including a protective box 1. A motor box 2 is fixedly connected to the rear side of the bottom of the protective box 1 via a connecting rod. A drive motor 3 is fixedly installed inside the motor box 2. The output end of the drive motor 3 is fixedly connected to a first threaded rod 4 via a coupling. One end of the first threaded rod 4 passes through the protective box 1 and extends into the inner cavity of the protective box 1. The end of the first threaded rod 4 extending into the inner cavity of the protective box 1 is rotatably connected to the top of the inner cavity of the protective box 1. A first threaded sleeve 5 is threadedly connected to the surface of the first threaded rod 4. Sliding grooves 6 are provided on both sides of the inner cavity of the protective box 1. A horizontal plate 7 is slidably connected between the two sliding grooves 6. The first threaded sleeve 5... The horizontal plate 7 is fixedly connected to the protective box 1 by a connecting rod. The top of the horizontal plate 7 is fixedly installed with a pad block. The top of the protective box 1 is hinged with a protective top cover 9 through an opening. The protective top cover 9 is hinged to the top of the protective box 1 by a spring hinge. The top rod 10 pushes the protective top cover 9 upward. The torsion spring of the spring hinge will undergo torsional deformation as the protective top cover 9 rotates. The torsion spring stores elastic potential energy. When the top rod 10 moves downward and disengages from the protective top cover 9, the torsion spring will restore the protective top cover 9 to its initial state by its stored elastic potential energy, thereby realizing the reset and closure of the protective top cover 9. The top of the horizontal plate 7 and behind the large screen 8 is fixedly connected with the top rod 10, which is used in conjunction with the protective top cover 9.

[0018] A first bevel gear 11 is fitted and fixedly installed on the surface of the first threaded rod 4 and below the first threaded sleeve 5. A second threaded rod 12 is rotatably connected to the front side of the inner cavity of the protective box 1 via a rotating component. One end of the second threaded rod 12 is fixedly connected to a second bevel gear 13 that cooperates with the first bevel gear 11. Slide plates 14 are fixedly installed on both sides of the inner cavity of the protective box 1. A storage box 15 is slidably installed between the two slide plates 14. An opening is opened on the front surface of the protective box 1 to cooperate with the storage box 15. A second threaded sleeve 17 is threadedly connected to the surface of the second threaded rod 12. The bottom of the storage box 15 is fixedly connected to the surface of the second threaded sleeve 17 via a connecting block.

[0019] It should be noted that both the drive motor 3 and the large screen 8 are powered by an external power source.

[0020] To facilitate the movement and locking of the equipment, the bottom of the protective box 1 is equipped with several universal locking anti-slip wheels 18.

[0021] In use, the user moves the large promotional screen component to the designated position, locks the universal locking anti-slip wheel 18, starts the drive motor 3, and the drive motor 3 rotates, which in turn rotates the first threaded rod 4, causing the first threaded sleeve 5 to move. The first threaded sleeve 5, through the horizontal plate 7, causes the large screen 8 to move upward. The top rod 10 first contacts the protective top cover 9, causing the protective top cover 9 to rotate. The large screen 8 continues to move upward until it is fully extended out of the protective box 1. At the same time, the rotation of the first threaded rod 4 drives the first bevel gear 11 to rotate, and the rotation of the first bevel gear 11 drives the second bevel gear 1... 3 rotates, the second bevel gear 13 rotates, driving the second threaded rod 12 to rotate, the second threaded rod 12 rotates, driving the second threaded sleeve 17 to move, the second threaded sleeve 17 drives the storage box 15 to move forward, at this time staff can store and retrieve items related to the promotional activities in the storage box 15; after the promotional activities are over, the drive motor 3 is started, the drive motor 3 reverses, and drives the large screen 8 and the storage box 15 to retract through the first threaded rod 4 and the second threaded rod 12, the protective top cover 9 automatically springs back under the action of the spring hinge, the storage box 15 retracts to the initial position, and the protective box 1 closes.

Claims

1. A mobile advertising large screen assembly, comprising a protective box (1), characterized in that: The rear side of the bottom of the protection box (1) is fixedly connected with the motor box (2) through the connecting rod, the inside of the motor box (2) is fixedly installed with the driving motor (3), the output end of the driving motor (3) is fixedly connected with the first threaded rod (4) through the shaft coupling, one end of the first threaded rod (4) penetrates through the protection box (1) and extends to the inner cavity of the protection box (1), the one end of the first threaded rod (4) extending to the inner cavity of the protection box (1) is rotatably connected with the top of the inner cavity of the protection box (1), the surface of the first threaded rod (4) is threadedly connected with the first threaded sleeve (5), the both sides of the inner cavity of the protection box (1) are provided with the sliding groove (6), the horizontal plate (7) is slidably connected between the two sliding grooves (6), the first threaded sleeve (5) and the horizontal plate (7) are fixedly connected through the connecting rod, the top of the horizontal plate (7) is fixedly installed with the large screen (8) through the cushion block, the top of the protection box (1) is hingedly connected with the protection top cover (9) through the opening, the top of the horizontal plate (7) and behind the large screen (8) are fixedly connected with the top rod (10) used in cooperation with the protection top cover (9).

2. The mobile advertising billboard assembly of claim 1, wherein: The surface of the first threaded rod (4) and below the first threaded sleeve (5) are provided with the first bevel gear (11) sleeved and fixedly installed, the front side of the inner cavity of the protection box (1) is rotatably connected with the second threaded rod (12) through the rotating piece, one end of the second threaded rod (12) is fixedly connected with the second bevel gear (13) used in cooperation with the first bevel gear (11), the both sides of the inner cavity of the protection box (1) are fixedly installed with the sliding groove plate (14), the storage box (15) is slidably installed between the two sliding groove plates (14), the front surface of the protection box (1) is provided with the opening used in cooperation with the storage box (15), the surface of the second threaded rod (12) is threadedly connected with the second threaded sleeve (17), the bottom of the storage box (15) and the surface of the second threaded sleeve (17) are fixedly connected through the connecting block.

3. The mobile advertising billboard assembly of claim 1, wherein: The bottom of the protection box (1) is provided with a plurality of universal locking pulleys (18).

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