Rotary multimedia exhibition hall propaganda device

Abstract

The utility model discloses a rotary multimedia exhibition hall propaganda device, and particularly relates to the technical field of the multimedia exhibition industry. The rotary multimedia exhibition hall propaganda device comprises a bottom frame, a supporting rod is connected to the inner wall of the bottom frame through a bearing, a second motor is arranged on the inner wall of a protective shell, and a second gear is connected to the outer wall of a first gear in a meshed mode; the two ends of the adjusting rod are fixedly connected with limiting discs, one side of the crank is fixedly connected with a push rod, and the outer walls of the limiting discs are slidably connected with directional discs. According to the rotary multimedia exhibition hall propaganda device, through arrangement of a limiting disc, a directional disc and a third bevel gear, a worker can replace multimedia exhibition hall propaganda information conveniently, and the efficiency of displaying the multiple groups of multimedia exhibition hall propaganda information by the worker is improved; and meanwhile, the situation that the information of the multimedia exhibition hall cannot be comprehensively propagandized is prevented, and then the multi-information propaganda efficiency of the propaganda device of the multimedia exhibition hall is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of multimedia display industry, in particular to a rotary multimedia exhibition hall publicity device. Background Technique

[0002] The multimedia display industry takes multimedia images as the core, combines three-dimensional images with various hardware such as touch screens, infrared sensors, projectors, etc., and can present different display methods, emphasizing the functions of display, experience, and interaction. The multimedia exhibition hall is a comprehensive display platform integrating various multimedia exhibition and display systems, including digital sand tables, ring screen / curved screen / spherical screen cinemas, electronic page-turning books, welcome floor screen systems, interactive bars, interactive mirrors, and touch screens, etc.

[0003] The existing rotary multimedia exhibition hall publicity device usually adopts the motor drive method to drive the multimedia exhibition hall publicity device to rotate. Since the existing rotary multimedia exhibition hall publicity device cannot display multiple groups of multimedia exhibition hall publicity information, the information of the multimedia exhibition hall cannot be comprehensively publicized, thereby reducing the publicity efficiency of the multimedia exhibition hall publicity device and affecting the accuracy of the exhibitors' understanding of the multimedia exhibition hall. Therefore, the existing rotary multimedia exhibition hall publicity device needs to be improved to a certain extent. Content of the Utility Model

[0004] The purpose of the utility model is to provide a rotary multimedia exhibition hall publicity device to solve the problems put forward in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A rotary multimedia exhibition hall publicity device, including a chassis, the inner wall of the chassis is connected to a support rod through a bearing, and a rotary mechanism assembly is installed on the top of the chassis. The top end of the support rod is fixedly connected to a protective shell, and an operation panel is arranged on the outer wall of the protective shell. A second motor is arranged on the inner wall of the protective shell, and the output shaft of the second motor is connected to a first fixed rod through a coupling. A first gear is fixedly connected to the outer wall of the first fixed rod. The outer wall of the first gear is meshed with a second gear, and a second gear is fixedly connected to the inner wall of the second gear. The two ends of the adjusting rod are fixedly connected with limit disks, and a crank is fixedly connected to the outer wall of the adjusting rod.

[0006] One side of the crank is fixedly connected with a push rod. The outer wall of the limit disk is slidably connected with an orientation disk, and a second transmission rod is fixedly connected to the inner wall of the orientation disk. A second bevel gear is fixedly connected to the outer wall of the second transmission rod, and the outer wall of the second bevel gear is meshed with a third bevel gear. A second fixed rod is fixedly connected to the inner wall of the third bevel gear, and a bearing bracket is connected to the outer wall of the second fixed rod through a bearing. A triangular adjusting frame is fixedly connected to the outer wall of the second fixed rod, and a publicity board is arranged on the outer wall of the triangular adjusting frame.

[0007] Preferably, the rotary mechanism assembly includes a bracket, and a chassis is fixedly connected to the bottom end of the bracket. A first motor is arranged at the top of the bracket, and the output shaft of the first motor is connected to a first transmission rod through a coupling. The outer wall of the first transmission rod is connected to a bearing plate through a bearing.

[0008] Preferably, one end of the first transmission rod is fixedly connected to a first bevel gear, and a bevel gear ring is meshed with the outer wall of the first bevel gear. The bevel gear ring forms a rotating structure through the first bevel gear, and a support rod is fixedly connected to the inner wall of the bevel gear ring. The protective shell forms an integrated structure with the bevel gear ring through the support rod.

[0009] Preferably, the second gear forms a rotating structure through the first gear, and the limit disk and the crank form an integrated structure with the second gear through an adjusting rod. The push rod forms a circular motion by rotating around the center of the adjusting rod through the crank.

[0010] Preferably, a chute is penetrated on one side of the orientation disk, and the number of chutes is three. The three chutes are penetrated on one side of the orientation disk at equal distances.

[0011] Preferably, a push rod is slidably connected to the inner wall of the chute, and the orientation disk forms a pushing structure with the push rod through the chute. The second transmission rod forms a rotating structure through the orientation disk, and the rotation angle of the second transmission rod is 120°.

[0012] Preferably, the number of the second bevel gears is three, and the three second bevel gears are fixedly connected to the outer wall of the second transmission rod at equal distances. The outer walls of the three second bevel gears are all meshed with a third bevel gear. The triangular adjusting frame forms an integrated structure with the third bevel gear through a second fixing rod.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows: the rotary multimedia exhibition hall promotion device;

[0014] 1. By setting the limit disk, the orientation disk and the third bevel gear, and adopting the method of angle-oriented rotation combined with gear transmission, the replacement of the promotion content in the exhibition hall is completed, solving the problem that the existing rotary multimedia exhibition hall promotion device cannot display multiple groups of multimedia exhibition hall promotion information, thus facilitating the staff to replace the multimedia exhibition hall promotion information, improving the efficiency of the staff in displaying multiple groups of multimedia exhibition hall promotion information, and at the same time preventing the situation that the information in the multimedia exhibition hall cannot be comprehensively promoted, thereby ensuring the efficiency of the multimedia exhibition hall promotion device in promoting multiple pieces of information;

[0015] 2. Through the set rotary mechanism assembly, by means of gear transmission, the rotary adjustment of the publicity in the multimedia exhibition hall is completed. The first motor drives the first transmission rod to rotate, thereby driving the first bevel gear fixed at one end to rotate through the first transmission rod. Since the outer wall of the first bevel gear is meshed with a bevel gear ring, the bevel gear ring rotates along with the first transmission rod through the first bevel gear. At this time, the support rod fixed on the inner wall of the bevel gear ring rotates along the chassis, which facilitates the staff to adjust the angle of the publicity device in the multimedia exhibition hall, improves the efficiency of multi-directional display of the publicity device in the multimedia exhibition hall, ensures the accuracy of the publicity information in the multimedia exhibition hall that the exhibitors understand, and increases the practicability of the overall device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a schematic diagram of the overall structure of the present invention;

[0017] Figure 2 is a schematic diagram of the internal structure of the protective shell of the present invention;

[0018] Figure 3 is a schematic diagram of the internal structure of the rotary mechanism assembly of the present invention;

[0019] Figure 4 is a schematic diagram of the connection structure between the orientation disk and the publicity board of the present invention.

[0020] In the figure: 1, chassis; 2, support rod; 3, rotary mechanism assembly; 301, bracket; 302, first motor; 303, first transmission rod; 304, bearing plate; 305, first bevel gear; 306, bevel gear ring; 4, protective shell; 5, operation panel; 6, second motor; 7, first fixing rod; 8, first gear; 9, second gear; 10, adjusting rod; 11, limiting disk; 12, crank; 13, push rod; 14, orientation disk; 15, chute; 16, second transmission rod; 17, second bevel gear; 18, third bevel gear; 19, second fixing rod; 20, bearing frame; 21, triangular adjusting frame; 22, publicity board. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0021] The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0022] Please refer to Figures 1-3The utility model provides a technical solution: a rotating multimedia exhibition hall publicity device, comprising a base frame 1, the inner wall bearing of the base frame 1 is connected with a support rod 2, and a rotating mechanism assembly 3 is installed on the top of the base frame 1, the top of the support rod 2 is fixedly connected with a protective shell 4, and the outer wall of the protective shell 4 is provided with an operation panel 5, the inner wall of the protective shell 4 is provided with a No. 2 motor 6, and the output shaft of the No. 2 motor 6 is connected with a No. 1 fixed rod 7 through a coupling, and the outer wall of the No. 1 fixed rod 7 is fixedly connected with a No. 1 gear 8, the outer wall of the No. 1 gear 8 is meshedly connected with a No. 2 gear 9, and the inner wall of the No. 2 gear 9 is fixedly connected with an adjusting rod 10, both ends of the adjusting rod 10 are fixedly connected with a limiting disk 11, and the outer wall of the adjusting rod 10 is fixedly connected with a crank 12.

[0023] The rotating mechanism assembly 3 includes a bracket 301, and the bottom end of the bracket 301 is fixedly connected to the base frame 1, the top of the bracket 301 is provided with a No. 1 motor 302, and the output shaft of the No. 1 motor 302 is connected to a No. 1 transmission rod 303 through a coupling, and the outer wall bearing of the No. 1 transmission rod 303 is connected to a bearing plate 304;

[0024] One end of the No. 1 transmission rod 303 is fixedly connected to the No. 1 bevel gear 305, and the outer wall of the No. 1 bevel gear 305 is meshingly connected with the bevel gear ring 306, the bevel gear ring 306 forms a rotating structure through the No. 1 bevel gear 305, and the inner wall of the bevel gear ring 306 is fixedly connected to the support rod 2, and the protective shell 4 forms an integrated structure with the conical gear ring 306 through the support rod 2.

[0025] The specific implementation method is as follows: through the setting of the rotating mechanism component 3, the gear transmission method is adopted to complete the rotation adjustment of the multimedia exhibition hall promotion, and the No. 1 transmission rod 303 is driven to rotate by the No. 1 motor 302, thereby driving the No. 1 bevel gear 305 fixed at one end to rotate through the No. 1 transmission rod 303. Since the outer wall of the No. 1 bevel gear 305 is meshingly connected with the bevel gear ring 306, the bevel gear ring 306 rotates following the No. 1 transmission rod 303 through the No. 1 bevel gear 305. At this time, the bevel gear ring 306 drives the support rod 2 fixed on the inner wall to rotate along the base frame 1, thereby facilitating the staff to adjust the angle of the multimedia exhibition hall promotion device, improving the efficiency of the multimedia exhibition hall promotion device for multi-directional display, ensuring the accuracy of the exhibitors' understanding of the multimedia exhibition hall promotion information, and increasing the practicality of the overall device.

[0026] See also Figures 1-4, the present utility model provides a technical solution: a rotary multimedia exhibition hall publicity device. One side of the crank 12 is fixedly connected with a push rod 13. The outer wall of the limit disk 11 is slidably connected with an orientation disk 14. The inner wall of the orientation disk 14 is fixedly connected with a second transmission rod 16. The outer wall of the second transmission rod 16 is fixedly connected with a second bevel gear 17. The outer wall of the second bevel gear 17 is meshed with a third bevel gear 18. The inner wall of the third bevel gear 18 is fixedly connected with a second fixing rod 19. The outer wall of the second fixing rod 19 is connected to a bearing frame 20 through a bearing. The outer wall of the second fixing rod 19 is fixedly connected with a triangular adjusting frame 21. The outer wall of the triangular adjusting frame 21 is provided with a publicity board 22.

[0027] The second gear 9 forms a rotating structure through the first gear 8. The limit disk 11 and the crank 12 form an integrated structure with the second gear 9 through the adjusting rod 10. The push rod 13 makes a circular motion by rotating around the center of the adjusting rod 10 through the crank 12.

[0028] One side of the orientation disk 14 is provided with a through groove 15. The number of the through grooves 15 is three. The three through grooves 15 are equidistantly provided on one side of the orientation disk 14.

[0029] The inner wall of the through groove 15 is slidably connected with the push rod 13. The orientation disk 14 forms a pushing structure with the push rod 13 through the through groove 15. The second transmission rod 16 forms a rotating structure through the orientation disk 14. The rotation angle of the second transmission rod 16 is 120°.

[0030] The number of the second bevel gears 17 is three. The three second bevel gears 17 are equidistantly fixedly connected to the outer wall of the second transmission rod 16. The outer walls of the three second bevel gears 17 are all meshed with a third bevel gear 18. The triangular adjusting frame 21 forms an integrated structure with the third bevel gear 18 through the second fixing rod 19.

[0031] The specific implementation method is as follows: By setting the limit disk 11, the orientation disk 14 and the third bevel gear 18, and adopting the method of angle-oriented rotation and gear transmission, the replacement of the publicity content in the exhibition hall is completed, solving the problem that the existing rotary multimedia exhibition hall publicity device cannot display multiple groups of multimedia exhibition hall publicity information, thus facilitating the staff to replace the multimedia exhibition hall publicity information, improving the efficiency of the staff in displaying multiple groups of multimedia exhibition hall publicity information, and at the same time preventing the situation that the information in the multimedia exhibition hall cannot be comprehensively publicized, and further ensuring the efficiency of the multimedia exhibition hall publicity device in conducting multi-information publicity.

[0032] Working principle: When using this rotary multimedia exhibition hall promotion device, first install a plurality of promotional boards 22 to be displayed on the outer wall of the triangular adjusting frame 21 in sequence. When the staff needs to adjust the display angle of the overall device, at this time, start the first motor 302 installed at the top of the bracket 301, so that the first motor 302 drives the first transmission rod 303 to rotate, and then drives the first bevel gear 305 fixed at one end to rotate through the first transmission rod 303;

[0033] Since the outer wall of the first bevel gear 305 is meshed with the bevel gear ring 306, the bevel gear ring 306 rotates along with the first transmission rod 303 through the first bevel gear 305. At this time, the bevel gear ring 306 drives the support rod 2 fixed on the inner wall to rotate along the chassis 1, so that the support rod 2 drives the protective shell 4 fixed at the top to adjust the angle, and completes the adjustment of the display angle of the overall device;

[0034] When the staff needs to replace the promotional content of the exhibition hall promotion device, at this time, start the second motor 6 arranged on the inner wall of the protective shell 4, so that the second motor 6 drives the first fixed rod 7 to rotate, and then the adjusting rod 10 rotates synchronously with the first fixed rod 7 through the second gear 9 following the first gear 8, and then drives the limit disks 11 and the crank 12 fixed at both ends of the adjusting rod 10 to rotate. At this time, the limit disk 11 slides along the outer wall of the orientation disk 14;

[0035] Since the push rod 13 moves in a circular motion along the limit disk 11 through the crank 12, the push rod 13 slides along the chute 15 formed through the orientation disk 14. Since the number of the chutes 15 is three, when the push rod 13 pushes the chute 15, it drives the orientation disk 14 to rotate 120°, and then the orientation disk 14 drives the second transmission rod 16 to rotate through the push rod 13;

[0036] At this time, the second transmission rod 16 drives the three second bevel gears 17 fixedly connected to the outer wall to be adjusted synchronously, so that the second bevel gears 17 drive the second fixed rod 19 to rotate through the meshed third bevel gears 18, and then drive the triangular adjusting frame 21 fixed on the outer wall to adjust the angle through the second fixed rod 19, and further drive the promotional board 22 arranged on the outer wall of the triangular adjusting frame 21 to be replaced, and complete the replacement of the promotional content of the exhibition hall promotion device.

[0037] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A rotating multimedia exhibition hall promotion device, comprising a base frame (1), characterized in that: The inner wall bearing of the base frame (1) is connected to a support rod (2), and a rotating mechanism assembly (3) is installed on the top of the base frame (1), the top end of the support rod (2) is fixedly connected to a protective shell (4), and the outer wall of the protective shell (4) is provided with an operating panel (5), the inner wall of the protective shell (4) is provided with a No. 2 motor (6), and the output shaft of the No. 2 motor (6) is connected to a No. 1 fixed rod (7) through a coupling, and the outer wall of the No. 1 fixed rod (7) is fixedly connected to a No. 1 gear (8), the outer wall of the No. 1 gear (8) is meshingly connected to a No. 2 gear (9), and the inner wall of the No. 2 gear (9) is fixedly connected to an adjusting rod (10), both ends of the adjusting rod (10) are fixedly connected to limit plates (11), and the outer wall of the adjusting rod (10) is fixedly connected to a crank (12); A push rod (13) is fixedly connected to one side of the crank (12); a directional plate (14) is slidably connected to the outer wall of the limit plate (11); a second transmission rod (16) is fixedly connected to the inner wall of the directional plate (14); a second bevel gear (17) is fixedly connected to the outer wall of the second transmission rod (16); a third bevel gear (18) is meshingly connected to the outer wall of the second bevel gear (17); a second fixing rod (19) is fixedly connected to the inner wall of the third bevel gear (18); a bearing frame (20) is connected to the outer wall of the second fixing rod (19); a triangle adjustment frame (21) is fixedly connected to the outer wall of the triangle adjustment frame (21); and a propaganda board (22) is provided on the outer wall of the triangle adjustment frame (21).

2. A rotating multimedia exhibition hall publicity device according to claim 1, characterized in that: The rotating mechanism assembly (3) comprises a bracket (301), wherein the bottom end of the bracket (301) is fixedly connected to a base frame (1), a No. 1 motor (302) is arranged on the top of the bracket (301), and the output shaft of the No. 1 motor (302) is connected to a No. 1 transmission rod (303) via a coupling, and the outer wall bearing of the No. 1 transmission rod (303) is connected to a bearing plate (304).

3. A rotating multimedia exhibition hall publicity device according to claim 2, characterized in that: One end of the first transmission rod (303) is fixedly connected to a first bevel gear (305), and the outer wall of the first bevel gear (305) is meshingly connected to a bevel gear ring (306), the bevel gear ring (306) forms a rotating structure through the first bevel gear (305), and the inner wall of the bevel gear ring (306) is fixedly connected to a support rod (2), and the protective shell (4) forms an integrated structure with the bevel gear ring (306) through the support rod (2).

4. A rotating multimedia exhibition hall publicity device according to claim 1, characterized in that: The second gear (9) forms a rotating structure through the first gear (8), and the limit plate (11) and the crank (12) form an integrated structure with the second gear (9) through the adjusting rod (10), and the push rod (13) rotates at the center of the adjusting rod (10) through the crank (12) to form a circular motion.

5. The rotating multimedia exhibition hall publicity device according to claim 1, characterized in that: A slide groove (15) is provided through one side of the directional disk (14), and there are three slide grooves (15). The three slide grooves (15) are provided through one side of the directional disk (14) at equal distances.

6. A rotating multimedia exhibition hall publicity device according to claim 5, characterized in that: The inner wall of the slide groove (15) is slidably connected with a push rod (13), and the directional plate (14) forms a pushing structure with the push rod (13) through the slide groove (15), and the second transmission rod (16) forms a rotating structure through the directional plate (14), and the rotation angle of the second transmission rod (16) is 120°.

7. The rotating multimedia exhibition hall publicity device according to claim 1, characterized in that: There are three second bevel gears (17), and the three second bevel gears (17) are fixedly connected to the outer wall of the second transmission rod (16) at equal distances. The outer walls of the three second bevel gears (17) are all meshedly connected with the third bevel gear (18). The triangular adjustment frame (21) forms an integrated structure with the third bevel gear (18) through the second fixing rod (19).

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