Exhibition hall multimedia projection equipment convenient to debug

Abstract

The utility model relates to a multimedia projection device convenient to debug in an exhibition hall, and aims to solve the technical problem that the installation, fixation, installation and debugging processes of the current multimedia projection device are tedious, and the multimedia projection device comprises a projector body, and two sides of the bottom of the projector body are connected with a support plate through a carrier plate. The supporting plate is connected with a plurality of locking bolts through a plurality of threaded holes, the other end of the supporting plate is connected with a concave plate through a connecting beam, the other end of the concave plate is connected with a worm gear through a rotating head, and one side of the rotating head is connected with a worm through a first servo motor; the top end of the rotating head is fixedly connected to the output end of a second servo motor, the installation end of the second servo motor is fixedly connected to the middle of an installation frame, and a track beam is installed on one side of the installation frame. And the convenience of the projector body in the mounting, fixing, mounting and debugging processes is improved.

Description

Technical Field

[0001] The utility model relates to the field of projection equipment, in particular to a multimedia projection equipment which is easy to debug in an exhibition hall. Background Art

[0002] Multimedia projector is a modern projection equipment, which is widely used in education, business, entertainment and other fields. In the field of education, multimedia projector can be used for classroom teaching, lectures, meetings, etc. It can present teaching content in the form of images, videos, etc., so that students can understand and master knowledge more intuitively and vividly. In the business field, multimedia projector can be used for display, publicity, demonstration, etc. It can present product introduction and advertising in a dynamic and vivid way to attract customers' attention. In the field of entertainment, multimedia projector can be used for home theater, games, concerts, etc. It can present movies, games, concerts and other content in a large-screen, high-definition way to create an immersive feeling.

[0003] According to the published patent 202322460291.X, a multimedia projection device includes a multimedia projector, and an adjustment mechanism is provided above the multimedia projector, and the adjustment mechanism includes a transverse shell of the mechanism, a two-way adjustment threaded rod, a drive motor, a limit slide rod, a movable plate, a first concave plate, an adjustment connecting rod and a second concave plate. The two-way adjustment threaded rod is movably connected to the transverse shell of the mechanism through the first rotating rods at the left and right ends, and the drive motor is fixedly connected to the right side wall of the transverse shell of the mechanism, the output end of the drive motor is fixedly connected to the first rotating rod, and the limit slide rod is fixedly connected to the transverse shell of the mechanism, and the two movable plates are movably connected to the two-way adjustment threaded rod and the limit slide rod through the threaded holes and the limit slide holes on the side walls respectively. The first concave plate is fixedly connected to the bottom surface of the movable plate, and the second concave plate is fixedly connected to the two side walls of the multimedia projector. The adjustment connecting rod is movably connected between the first concave plate and the second concave plate through the second rotating rods on both sides of the left and right ends. In the process of realizing the utility model, the inventor found that at least the following problems in the prior art have not been solved. The problem that the staff cannot directly operate on the ground when repairing the multimedia projector is solved by setting the adjustment mechanism in combination with the use of the multimedia projector. During use, the traditional multimedia projection equipment is more troublesome in the installation and fixing process, and the multimedia projection equipment is more troublesome in the installation and debugging process. The labor intensity of the operator when installing and debugging the multimedia projection equipment is relatively large. For this reason, it is necessary to design a new technical solution to solve it. Utility Model Content

[0004] The purpose of the utility model is to overcome the deficiencies of the prior art, meet practical needs, and provide a multimedia projection device that is easy to debug in an exhibition hall, so as to solve the complicated technical problems of the current multimedia projection device in the process of installation, fixing, installation and debugging.

[0005] In order to achieve the purpose of the utility model, the technical solution adopted by the utility model is: to design a multimedia projection equipment which is easy to debug in the exhibition hall, including a projection body, both sides of the bottom of the projection body are connected with support plates through a carrier plate, the support plate is connected with multiple locking bolts through multiple threaded holes, the other end of the support plate is connected with a concave plate through a connecting beam, the other end of the concave plate is connected with a worm gear through a rotating head, one side of the rotating head is connected with a worm through a first servo motor, the top of the rotating head is fixedly connected to the output end of the second servo motor, the mounting end of the second servo motor is fixedly connected to the middle of the mounting frame, one side of the mounting frame is installed with a track beam, and the track beam is connected with a lead screw through a third servo motor.

[0006] Preferably, a projection illumination head is installed at one end of the projector body, heat dissipation windows are fixedly connected to both sides of the projector body, and a control button is installed at the top of the projector body.

[0007] Preferably, the surface of the carrier plate is against the bottom of the projector body, one end of the support plate is fixedly connected to one side of the carrier plate, and the other end of the support plate is fixedly connected to one end of the connecting beam.

[0008] Preferably, the plurality of threaded holes are evenly distributed on the support plate, and the locking bolt is connected to the inside of the threaded hole through threads and abuts against the outer surface of the projector body.

[0009] Preferably, one end of the concave plate is fixedly connected to the middle of the connecting beam, both ends of the rotating head are rotatably connected to the inside of the concave plate, one end of the worm wheel is fixedly connected to one end of the concave plate, the toothed end of the worm wheel is engaged with the toothed end of the worm, the mounting end of the worm is fixedly connected to the output end of the first servo motor, and the mounting end of the first servo motor is fixedly connected to one side of the rotating head.

[0010] Preferably, one side of the mounting bracket is slidably connected to the inside of the track beam and is threadedly connected to the outside of the screw rod. One end of the screw rod is rotatably connected to the inside of the track beam, and the other end of the screw rod is fixedly connected to the output end of the third servo motor. The mounting end of the third servo motor is fixedly connected to the bottom end of the track beam.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The utility model combines a carrier plate, a support plate, a threaded hole, a locking bolt, a connecting beam, a concave plate, a rotating head, a worm gear, a first servo motor, a worm, a second servo motor, a mounting frame, a track beam, a third servo motor and a screw rod. When the multimedia projection device is installed, the track beam is first fixed on the wall of the exhibition hall, and then the projector body is placed between the two carrier plates, and then the locking bolt is tightened inside the threaded hole and abutted against the outside of the projector body, so that the projector body can be installed and fixed according to its length, thereby improving the convenience of the projector body in the process of installation and fixing.

[0013] After the projector body is installed and fixed, the third servo motor drives the mounting frame to rise and fall through the screw rod, so that the height of the projector body can be adjusted, and the second servo motor drives the rotating head to rotate. During this process, the rotating head drives the projector body to adjust the horizontal angle through the concave plate and the connecting beam, and the first servo motor drives the worm gear to rotate through the worm gear. At this time, the worm gear drives the concave plate to rotate outside the rotating head, so as to adjust the longitudinal angle of the projector body, thereby improving the convenience of the multimedia projection equipment during installation and debugging, and reducing the labor intensity of the operators when installing and debugging the multimedia projection equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the utility model;

[0015] Figure 2 It is a schematic diagram of the back side of the utility model;

[0016] Figure 3 It is an enlarged view of the worm wheel and worm of the utility model;

[0017] In the figure: 1. projector body; 11. carrier plate; 12. support plate; 13. threaded hole; 14. locking bolt; 15. connecting beam; 16. concave plate; 17. rotating head; 18. worm gear; 19. first servo motor; 20. worm; 21. second servo motor; 22. mounting frame; 23. track beam; 24. third servo motor; 25. lead screw; 26. projection head; 27. heat dissipation window; 28. control button. DETAILED DESCRIPTION

[0018] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0019] Embodiment 1: A multimedia projection device that is easy to debug in an exhibition hall, see Figures 1 to 3, including a projector body 1, both sides of the bottom of the projector body 1 are connected with a support plate 12 through a carrier plate 11, the support plate 12 is connected with a plurality of locking bolts 14 through a plurality of threaded holes 13, the plurality of threaded holes 13 are evenly distributed on the support plate 12, the locking bolts 14 are connected with the inside of the threaded holes 13 through threads, and are pressed against the outer surface of the projector body 1, the other end of the support plate 12 is connected with a concave plate 16 through a connecting beam 15, the surface of the carrier plate 11 is pressed against the bottom of the projector body 1, and one end of the support plate 12 is fixedly connected to one side of the carrier plate 11. When the multimedia projection device is installed, the track beam 23 is first fixedly installed on the wall of the exhibition hall, and then the projector body 1 is placed between the two carrier plates 11, and then the locking bolts 14 are tightened inside the threaded holes 13 and pressed against the outside of the projector body 1, so that the projector body 1 can be installed and fixed according to its length, which improves the convenience of the projector body 1 during the installation and fixing process;

[0020] The other end of the support plate 12 is fixedly connected to one end of the connecting beam 15, the other end of the concave plate 16 is connected to a worm wheel 18 through a rotating head 17, one side of the rotating head 17 is connected to a worm 20 through a first servo motor 19, one end of the concave plate 16 is fixedly connected to the middle of the connecting beam 15, both ends of the rotating head 17 are rotatably connected to the inside of the concave plate 16, one end of the worm wheel 18 is fixedly connected to one end of the concave plate 16, the toothed end of the worm wheel 18 is meshed with the toothed end of the worm 20, the mounting end of the worm 20 is fixedly connected to the output end of the first servo motor 19, the mounting end of the first servo motor 19 is fixedly connected to one side of the rotating head 17, and the top end of the rotating head 17 is fixedly connected to the second The output end of the servo motor 21 and the mounting end of the second servo motor 21 are fixedly connected to the middle of the mounting frame 22. The second servo motor 21 drives the rotating head 17 to rotate. During the process, the rotating head 17 drives the projector body 1 to adjust the horizontal angle through the concave plate 16 and the connecting beam 15. Then, the first servo motor 19 drives the worm gear 18 to rotate through the worm 20. At this time, the worm gear 18 drives the concave plate 16 to rotate outside the rotating head 17, so as to adjust the longitudinal angle of the projector body 1, thereby improving the convenience of the multimedia projection equipment during the installation and debugging process, and reducing the labor intensity of the operator when installing and debugging the multimedia projection equipment;

[0021] A track beam 23 is installed on one side of the mounting frame 22, and the track beam 23 is connected to a lead screw 25 through a third servo motor 24. One side of the mounting frame 22 is slidably connected to the inside of the track beam 23 and is threadedly connected to the outside of the lead screw 25. One end of the lead screw 25 is rotatably connected to the inside of the track beam 23, and the other end of the lead screw 25 is fixedly connected to the output end of the third servo motor 24. The mounting end of the third servo motor 24 is fixedly connected to the bottom end of the track beam 23. After the projector body 1 is installed and fixed, the third servo motor 24 drives the mounting frame 22 to rise and fall through the lead screw 25, so that the projector body 1 can be height-adjusted, thereby improving the convenience of the projector body 1 when adjusting its height.

[0022] For details, see Figure 1 and Figure 2 A projection head 26 is installed at one end of the projector body 1 , heat dissipation windows 27 are fixedly connected to both sides of the projector body 1 , and a control button 28 is installed at the top of the projector body 1 .

[0023] In addition, the components designed in the present invention are all universal standard parts or components known to technical personnel in the field. Their structures and principles can be known to technical personnel through technical manuals or through conventional experimental methods. They can be fully implemented by technical personnel in the field, and there is no need to elaborate. The content protected by the present invention does not involve improvements to internal structures and methods.

[0024] The embodiments of the present invention disclose preferred embodiments, but are not limited thereto. A person skilled in the art can easily understand the spirit of the present invention based on the above embodiments and make different extensions and changes. However, as long as they do not deviate from the spirit of the present invention, they are all within the protection scope of the present invention.

Claims

1. A multimedia projection device that is easy to debug in an exhibition hall, comprising a projector body (1), characterized in that: The two sides of the bottom of the projector body (1) are connected to a support plate (12) through a carrier plate (11); the support plate (12) is connected to a plurality of locking bolts (14) through a plurality of threaded holes (13); the other end of the support plate (12) is connected to a concave plate (16) through a connecting beam (15); the other end of the concave plate (16) is connected to a worm gear (18) through a rotating head (17); one side of the rotating head (17) is connected to a worm (20) through a first servo motor (19); the top end of the rotating head (17) is fixedly connected to the output end of a second servo motor (21); the mounting end of the second servo motor (21) is fixedly connected to the middle of a mounting frame (22); a track beam (23) is installed on one side of the mounting frame (22); the track beam (23) is connected to a lead screw (25) through a third servo motor (24).

2. The multimedia projection device that is easy to debug in an exhibition hall as claimed in claim 1, characterized in that: A projection irradiation head (26) is installed at one end of the projector body (1), heat dissipation windows (27) are fixedly connected to both sides of the projector body (1), and a control button (28) is installed at the top of the projector body (1).

3. The multimedia projection device that is easy to debug in an exhibition hall as claimed in claim 1, characterized in that: The surface of the carrier plate (11) is placed against the bottom of the projector body (1), one end of the support plate (12) is fixedly connected to one side of the carrier plate (11), and the other end of the support plate (12) is fixedly connected to one end of the connecting beam (15).

4. The multimedia projection device that is easy to debug in an exhibition hall as claimed in claim 1, characterized in that: The plurality of threaded holes (13) are evenly distributed on the support plate (12); the locking bolts (14) are connected to the inside of the threaded holes (13) through threads and are abutted against the outer surface of the projector body (1).

5. The multimedia projection device that is easy to debug in an exhibition hall as claimed in claim 1, characterized in that: One end of the concave plate (16) is fixedly connected to the middle of the connecting beam (15), two ends of the rotating head (17) are rotatably connected to the inside of the concave plate (16), one end of the worm wheel (18) is fixedly connected to one end of the concave plate (16), the toothed end of the worm wheel (18) is meshed with the toothed end of the worm (20), the mounting end of the worm (20) is fixedly connected to the output end of the first servo motor (19), and the mounting end of the first servo motor (19) is fixedly connected to one side of the rotating head (17).

6. The multimedia projection device that is easy to debug in an exhibition hall as claimed in claim 1, characterized in that: One side of the mounting frame (22) is slidably connected to the inside of the track beam (23) and is threadedly connected to the outside of the screw rod (25); one end of the screw rod (25) is rotatably connected to the inside of the track beam (23); the other end of the screw rod (25) is fixedly connected to the output end of the third servo motor (24); and the mounting end of the third servo motor (24) is fixedly connected to the bottom end of the track beam (23).

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