Adjustable multimedia platform

Abstract

The utility model relates to the technical field of teaching equipment, and discloses an adjustable multimedia platform which comprises a supporting table and a platform body, a control cavity is formed in the supporting table, a transverse groove is formed in the inner wall of the bottom of the control cavity, a servo motor is fixedly connected to the outer wall of the supporting table, and the output end of the servo motor is fixedly connected with a bidirectional lead screw; two sliding blocks are symmetrically connected to the outer portion of the bidirectional lead screw in a threaded mode, transmission rods are hinged to the tops of the two sliding blocks, the ends, away from the sliding blocks, of the two transmission rods are hinged to the bottom of the platform body, a rectangular groove is formed in the upper surface of the platform body, a support is fixedly connected to the inner wall of the bottom of the rectangular groove, and a multimedia display screen is hinged to the top of the support. An electric push cylinder is hinged to the inner wall of the bottom of the control cavity, and the output end of the electric push cylinder is hinged to the bottom of the multimedia display screen; compared with the prior art, the height of the multimedia platform can be conveniently adjusted, and the requirements of people with different heights for the height of the multimedia platform can be met.

Description

Technical Field

[0001] The present application relates to the technical field of teaching equipment, and in particular to an adjustable multimedia podium. Background Art

[0002] A multimedia podium, also known as an electronic podium, multimedia electronic podium or central control podium, is a product that integrates a podium with a computer, multimedia control system, video display stand, audio equipment, audio and video converters and other electronic products. It is mostly used by teachers to teach students or in meetings.

[0003] With respect to the above-mentioned related technologies, the inventor believes that the height of the multimedia podium in the traditional technology is generally difficult to adjust, so it is difficult to adjust its own height according to the height of the user. In addition, the multimedia podium is generally equipped with a multimedia display screen on the desk, which will take up space when not in use, which is defective. Therefore, an adjustable multimedia podium is proposed to solve the above problems.

[0004] The above information disclosed in the background technology is only used to increase the understanding of the background technology of the present application, and therefore, it may include information that does not constitute the prior art known to ordinary technicians in the field. Utility Model Content

[0005] In order to solve the problem that the height of multimedia podiums in traditional technologies is generally difficult to adjust, and therefore it is difficult to adjust the height according to the height of the user, and in addition, a multimedia display screen is generally installed on the podium of the multimedia podium, which will take up space when not in use, the present application provides an adjustable multimedia podium.

[0006] The adjustable multimedia podium provided in this application adopts the following technical solution:

[0007] An adjustable multimedia podium comprises a support platform and a podium body, wherein a control cavity is provided inside the support platform, a transverse groove is provided on the bottom inner wall of the control cavity, a servo motor is fixedly connected to the outer wall of the support platform, a bidirectional lead screw is fixedly connected to the output end of the servo motor, two sliders are symmetrically threadedly connected to the outside of the bidirectional lead screw, the tops of the two sliders are hinged with transmission rods, the ends of the two transmission rods away from the sliders are hinged to the bottom of the podium body, a rectangular groove is provided on the upper surface of the podium body, a support is fixedly connected to the bottom inner wall of the rectangular groove, a multimedia display screen is hinged on the top of the support, and the bottom inner wall of the control cavity is hinged with an electric The output end of the electric push cylinder is hinged to the bottom of the multimedia display screen, and the servo motor is started. The servo motor drives the external bidirectional lead screw to rotate, and the rotation of the bidirectional lead screw drives the two external sliders to move closer or farther away from each other. Under the action of the transmission rod, the podium body is raised and lowered. When the multimedia display screen needs to be used, the electric push cylinder is started. Under the action of the electric push cylinder, the multimedia display screen rotates around the hinge position until the multimedia display screen rotates to a position suitable for viewing and operation. When the multimedia display screen is not needed, the electric push cylinder is started to drive the multimedia display screen to rotate in the opposite direction, thereby realizing the folding of the multimedia display screen.

[0008] Preferably, a table top is fixedly connected to the top of the podium body, and a through groove is provided on the surface of the table top for the multimedia display screen to pass through. The multimedia display screen rotates around the hinge point under the action of the electric push cylinder, thereby realizing the unfolding and folding of the multimedia display screen.

[0009] Preferably, two opposite side walls of the through groove are provided with sliding grooves, and cover plates are slidably connected to the interior of the two sliding grooves. When the cover plates completely slide into the interior of the sliding grooves, a portion of the cover plates will protrude and extend to the outside of the sliding grooves, thereby facilitating the pushing and pulling of the cover plates. By pulling the two cover plates closer to each other, the through groove can be closed.

[0010] Preferably, telescopic tubes are fixedly connected to the four corners of the inner wall at the bottom of the control cavity, and the top of the telescopic tubes is fixedly connected to the bottom of the podium body. The telescopic tubes can be telescoped, and when the position of the podium body is raised or lowered, the telescopic tubes will also telescope accordingly. The telescopic tubes can provide certain support for the podium body, which not only increases the stability of the podium body, but also reduces the torque borne by the servo motor, thereby increasing the service life of the servo motor.

[0011] Preferably, at least one outer wall of the slider is in close contact with the inner wall of the transverse groove, and the outer wall of the podium body is in close contact with the inner wall of the control cavity. When the podium body rises to the highest position, the podium body should not completely separate from the control cavity. The position of the podium body can be limited by the side wall of the control cavity to avoid shaking and deviation of the podium body during lifting and lowering.

[0012] In summary, this application includes the following beneficial technical effects:

[0013] 1. Start the servo motor, and the servo motor will drive the bidirectional screw rod outside it to rotate. When the bidirectional screw rod rotates, it will drive the two sliders outside it to move closer to or away from each other. Under the action of the transmission rod, the podium body is raised and lowered. Compared with the prior art, the present application facilitates the height adjustment of the multimedia podium, and can meet the height requirements of people of different heights for the multimedia podium.

[0014] 2. When the multimedia display screen needs to be used, the cover plate is pushed toward the direction of the slide grooves on both sides, and the electric push cylinder is started. Under the action of the electric push cylinder, the multimedia display screen rotates around the hinge position until the multimedia display screen rotates to a position suitable for viewing and operation by personnel. When the multimedia display screen is not needed, the electric push cylinder is started to drive the multimedia display screen to rotate in the opposite direction, thereby realizing the folding of the multimedia display screen. After the folding is completed, the two cover plates are pulled closer to each other to achieve the closure of the through groove. Compared with the prior art, the display screen on the multimedia podium proposed in the present application is easy to fold and unfold, which not only saves the podium space when the display screen is not needed, but also ensures the flatness of the table surface. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the embodiment of the application;

[0016] Figure 2 is a schematic diagram of a first cross-sectional structure of an embodiment of the application;

[0017] Figure 3 is a schematic diagram of a second cross-sectional structure of an embodiment of the application;

[0018] Figure 4 It is a schematic diagram of the cross-sectional structure of the podium body and the table top;

[0019] Figure 5 yes Figure 1 A schematic diagram of the structure enlargement in the middle;

[0020] Figure 6 yes Figure 3 Enlarged schematic diagram of the structure at point B in the middle.

[0021] Explanation of the accompanying drawings: 1. Support platform; 2. Podium body; 3. Control chamber; 4. Servo motor; 5. Bidirectional screw; 6. Slider; 7. Transmission rod; 8. Rectangular groove; 9. Support; 10. Multimedia display screen; 11. Electric push cylinder; 12. Table top; 13. Through groove; 14. Slide groove; 15. Cover plate; 16. Telescopic tube; 17. Horizontal groove. DETAILED DESCRIPTION

[0022] The following is combined with Figure 1-6 This application is described in further detail.

[0023] The present application embodiment discloses an adjustable multimedia podium, referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 , including a support platform 1 and a podium body 2, a control chamber 3 is opened inside the support platform 1, a transverse groove 17 is opened on the bottom inner wall of the control chamber 3, a servo motor 4 is fixedly connected to the outer wall of the support platform 1, a bidirectional lead screw 5 is fixedly connected to the output end of the servo motor 4, the external symmetrical threaded connection of the bidirectional lead screw 5 is connected to two sliders 6, the tops of the two sliders 6 are hinged with transmission rods 7, the ends of the two transmission rods 7 away from the sliders 6 are hinged to the bottom of the podium body 2, a rectangular groove 8 is opened on the upper surface of the podium body 2, a support 9 is fixedly connected to the bottom inner wall of the rectangular groove 8, a multimedia display screen 10 is hinged on the top of the support 9, an electric push cylinder 11 is hinged on the bottom inner wall of the control chamber 3, and the output end of the electric push cylinder 11 is hinged to the multimedia display screen The bottom of the media display screen 10 is hinged, and the servo motor 4 is started. The servo motor 4 drives the external bidirectional screw 5 to rotate. The rotation of the bidirectional screw 5 drives the two external sliders 6 to move closer to or away from each other. Under the action of the transmission rod 7, the podium body 2 is raised and lowered. When the multimedia display screen 10 needs to be used, the electric push cylinder 11 is started. Under the action of the electric push cylinder 11, the multimedia display screen 10 rotates around the hinge position until the multimedia display screen 10 rotates to a position suitable for viewing and operation. When the multimedia display screen 10 is not needed, the electric push cylinder 11 is started to drive the multimedia display screen 10 to rotate in the opposite direction, thereby realizing the folding of the multimedia display screen 10.

[0024] Reference Figure 1 , Figure 2 and Figure 5 A table top 12 is fixedly connected to the top of the podium body 2. A through groove 13 is provided on the surface of the table top 12 for the multimedia display screen 10 to pass through. The multimedia display screen 10 rotates around the hinge point under the action of the electric push cylinder 11, thereby realizing the unfolding and folding of the multimedia display screen 10.

[0025] Reference Figure 3 , Figure 5 and Figure 6 Two opposite side walls of the through slot 13 are provided with a slide slot 14, and the interiors of the two slide slots 14 are slidably connected with a cover plate 15. When the cover plate 15 completely slides into the interior of the slide slot 14, a portion of the protrusion extends to the outside of the slide slot 14, so that the cover plate 15 can be pushed and pulled conveniently. By pulling the two cover plates 15 closer to each other, the through slot 13 can be closed.

[0026] Reference Figure 2 and Figure 3 The four corners of the inner wall at the bottom of the control cavity 3 are fixedly connected with a telescopic tube 16. The top of the telescopic tube 16 is fixedly connected to the bottom of the podium body 2. The telescopic tube 16 can be telescoped. When the position of the podium body 2 is raised or lowered, the telescopic tube 16 is telescoped accordingly. The telescopic tube 16 can provide certain support for the podium body 2, which not only increases the stability of the podium body 2, but also reduces the torque borne by the servo motor 4, thereby increasing the service life of the servo motor 4.

[0027] Reference Figure 2 and Figure 3 At least one outer wall of the slider 6 is tightly fitted with the inner wall of the transverse groove 17, thereby preventing the slider 6 from rotating and deviating when the bidirectional screw rod 5 moves outside. The outer wall of the podium body 2 is tightly fitted with the inner wall of the control cavity 3. When the podium body 2 rises to the highest position, the podium body 2 should not completely separate from the control cavity 3. The position of the podium body 2 can be limited by the side wall of the control cavity 3 to prevent the podium body 2 from shaking and deviating when it is raised or lowered.

[0028] The implementation principle of an adjustable multimedia podium in the embodiment of the present application is as follows: start the servo motor 4, and the servo motor 4 drives the bidirectional screw rod 5 outside it to rotate. The rotation of the bidirectional screw rod 5 drives the two sliders 6 outside it to move closer or farther away from each other. Under the action of the transmission rod 7, the podium body 2 is lifted and lowered. When the position of the podium body 2 is lifted and lowered, the telescopic tube 16 is extended and retracted accordingly. The telescopic tube 16 can provide a certain support for the podium body 2, which not only increases the stability of the podium body 2, but also reduces the torque borne by the servo motor 4, thereby increasing the service life of the servo motor 4. When the multimedia display screen 10 needs to be used, the cover plate 15 is pushed toward the direction of the slide grooves 14 on both sides until the cover plate 15 does not affect the multimedia display screen 10 from passing through the inside of the through groove 13. When the cover plate 15 completely slides into the inside of the slide groove 14, a part of the protrusion extends to the outside of the slide groove 14, so that the cover plate 15 can be pushed and pulled conveniently. The electric push cylinder 11 is started. Under the action of the electric push cylinder 11, the multimedia display screen 10 is pressed around the hinge position. Figure 4The multimedia display screen 10 is rotated in the direction indicated by the arrow until it is rotated to a position suitable for viewing and operation by personnel. When the multimedia display screen 10 is not needed, the electric push cylinder 11 is started to drive the multimedia display screen 10 to rotate in the opposite direction, thereby folding the multimedia display screen 10. By pulling the two cover plates 15 closer to each other, the through groove 13 can be closed, which not only ensures the flatness of the surface of the table top 12, but also can seal and store the multimedia display screen 10, saving the surface space of the table top 12.

[0029] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0030] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0031] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

[0032] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. An adjustable multimedia podium, comprising a support platform (1) and a podium body (2), characterized in that: A control chamber (3) is provided inside the support platform (1), and a transverse groove (17) is provided on the bottom inner wall of the control chamber (3). A servo motor (4) is fixedly connected to the outer wall of the support platform (1), and a bidirectional screw rod (5) is fixedly connected to the output end of the servo motor (4). Two sliders (6) are symmetrically threadedly connected to the outside of the bidirectional screw rod (5). The tops of the two sliders (6) are hinged with transmission rods (7), and the ends of the two transmission rods (7) away from the sliders (6) are hinged to the bottom of the podium body (2). A rectangular groove (8) is provided on the upper surface of the podium body (2), and a support (9) is fixedly connected to the bottom inner wall of the rectangular groove (8). A multimedia display screen (10) is hinged to the top of the support (9), and an electric push cylinder (11) is hinged to the bottom inner wall of the control chamber (3), and the output end of the electric push cylinder (11) is hinged to the bottom of the multimedia display screen (10).

2. The adjustable multimedia podium according to claim 1, characterized in that: A table top (12) is fixedly connected to the top of the podium body (2), and a through slot (13) for the multimedia display screen (10) to pass through is provided on the surface of the table top (12).

3. The adjustable multimedia podium according to claim 2, characterized in that: Two opposite side walls of the through groove (13) are provided with sliding grooves (14), and the interiors of the two sliding grooves (14) are slidably connected with cover plates (15).

4. The adjustable multimedia podium according to claim 1, characterized in that: Telescopic tubes (16) are fixedly connected to the four corners of the inner wall at the bottom of the control chamber (3), and the top end of the telescopic tubes (16) is fixedly connected to the bottom of the podium body (2).

5. The adjustable multimedia podium according to claim 1, characterized in that: At least one outer wall of the slider (6) is tightly fitted with the inner wall of the transverse groove (17), and the outer wall of the podium body (2) is tightly fitted with the inner wall of the control cavity (3).

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