Conference room sound amplification equipment
By introducing height adjustment driven by the rotating shaft driven by the servo motor and the electric push rod in the conference room audio equipment, the problem of sound cannot be evenly transmitted due to fixed installation of the audio equipment, and the adjustable sound angle and height are achieved to ensure that participants can clearly hear the speech.
Patent Information
- Application Number
- CN202421632754.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-10
- Publication Date
- 2025-04-29
- Estimated Expiration
- 2034-07-10
AI Technical Summary
In the prior art, the conference room audio equipment is fixedly installed on the wall, resulting in the sound being only emitted in one direction, and people in other directions may not be able to hear clearly, or the sound direction of the audio is not aimed at the listener, resulting in the listener not listening clearly enough.
A conference room sound reinforcement device is designed, using a servo motor to drive the rotating shaft to drive the movable plate to rotate in the circular groove, realize the angle adjustment of the audio, and drive the height adjustment of the connecting plate and the audio through an electric push rod.
The angle and height of the speaker are adjustable to ensure that participants from different directions can hear the speakers' speeches clearly, solving the problem that the sound cannot spread evenly.
Smart Images
Figure CN222814601U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of sound amplification equipment, in particular to a sound amplification equipment for a conference room. Background Art
[0002] A sound amplification device is a device used to amplify sound, which can make the sound audible in a larger range. A sound amplification device is usually composed of a microphone, a speaker and an amplifier. The microphone is used to receive sound signals, then amplify the signal through the amplifier, and output the amplified sound through the speaker.
[0003] Most of the sound amplification equipment consists of a microphone and an audio device. The sound of the microphone is amplified and emitted by the audio device. When the prior art is used, most of the audio devices are fixed on the wall of the conference room. Therefore, the sound from the audio device can only be emitted in one direction, and people in other directions may not hear it clearly. Or the sound direction of the audio device is not aimed at the audience, and the audience may not hear it clearly. Therefore, we propose a conference room sound amplification device to solve the above problems. Utility Model Content
[0004] The purpose of the utility model is to solve the problem that most of the prior art audio equipment is fixedly installed on the wall of the conference room, so that the sound of the audio equipment can only be emitted in one direction, and people in other directions may not hear it clearly, or the sound emission direction of the audio equipment is not aimed at the audience, and the audience may not hear it clearly, and to propose a conference room sound amplification device.
[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a conference room sound reinforcement device, comprising an overall structure and a positioning structure, wherein the positioning structure is located at the top and bottom of the outer surfaces of both sides of the overall structure;
[0006] The overall structure includes a frame and a first connecting plate, a circular piece is fixedly connected to the front outer surface of the first connecting plate, circular grooves are provided at the inner top and inner bottom of the circular piece, a movable plate is slidably connected to the inner bottom of the circular groove, speakers are fixedly installed at both sides of the front outer surface of the movable plate, a fixed plate is fixedly connected to the inner surface of the circular piece near the top, a servo motor is fixedly installed at the center of the inner surface of the fixed plate, and a rotating shaft is fixedly connected to the output end of the servo motor.
[0007] Preferably, one end of the rotating shaft is fixedly connected to the output end of the servo motor, and the other end of the rotating shaft is fixedly connected to the top surface of the movable plate.
[0008] Preferably, slide grooves are provided on both sides of the inner surface of the frame, a slider is slidably connected to the center of the inner surface wall of the slide groove, and a second connecting plate is fixedly connected to the outer surface of the slider.
[0009] Preferably, the front outer surface of the second connecting plate is fixedly connected to the rear outer surface of the first connecting plate.
[0010] Preferably, an electric push rod is fixedly installed at the center of the inner bottom of the slide groove, and the extended end of the electric push rod is fixedly connected to the bottom surface of the slide block.
[0011] Preferably, the positioning structure comprises a fixing block, an expansion bolt is threadedly provided through the center of the front outer surface of the fixing block, and the outer surface of the fixing block is fixedly connected to the outer surfaces of both sides of the frame.
[0012] Preferably, a threaded hole is provided on the front outer surface of the fixing block at the position of the expansion bolt, and the inner surface wall of the threaded hole is threadedly connected to the outer surface of the expansion bolt.
[0013] Compared with the prior art, the advantages and positive effects of the utility model are:
[0014] 1. In the utility model, when the angle of the speaker needs to be adjusted during use, the servo motor starts to run, so that the rotating shaft can rotate, and the rotating shaft can drive the movable plate to rotate in the circular groove. Since the speaker is arranged on the movable plate, the two speakers are driven together, so that the angle of the speaker can be adjusted, so that participants in different positions can hear the speaker's speech clearly.
[0015] 2. In the utility model, when the electric push rod is extended or retracted, it will drive the slider to slide up and down in the slide groove, and the second connecting plate will be subjected to force, and drive the first connecting plate, the circular part, the movable plate and the speaker to move, so that the height of the speaker can be adjusted, so that it can be adjusted according to actual needs later, and through the mutual cooperation of the fixing block, the expansion bolt and the threaded hole, it is convenient for the user to fix the whole to the designated location. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 A three-dimensional structural diagram of a conference room sound amplification device is proposed for the utility model;
[0017] Figure 2 The utility model proposes a conference room sound amplification device Figure 1 A schematic cross-sectional structure diagram of;
[0018] Figure 3 It is a three-dimensional structural schematic diagram of the connecting plate, the circular member, the circular groove and the fixing plate;
[0019] Figure 4 It is a schematic diagram of the three-dimensional structure of the movable plate, servo motor, rotating shaft and speaker.
[0020] Legend: 1. Overall structure; 2. Positioning structure; 101. Frame; 102. Slide groove; 103. Electric push rod; 104. Slider; 105. Second connecting plate; 106. Fixed plate; 107. Round part; 108. First connecting plate; 109. Round groove; 110. Movable plate; 111. Speaker; 112. Rotating shaft; 113. Servo motor; 201. Fixed block; 202. Threaded hole; 203. Expansion bolt. DETAILED DESCRIPTION
[0021] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.
[0022] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.
[0023] Embodiment 1, as Figure 1-Figure 4 As shown, a conference room sound reinforcement equipment includes an overall structure 1 and a positioning structure 2, the positioning structure 2 is located at the top and bottom of the outer surfaces of both sides of the overall structure 1; the overall structure 1 includes a frame 101 and a first connecting plate 108, a circular piece 107 is fixedly connected to the front outer surface of the first connecting plate 108, a circular groove 109 is provided at the inner top and inner bottom of the circular piece 107, a movable plate 110 is slidably connected to the inner bottom of the circular groove 109, speakers 111 are fixedly installed at both sides of the front outer surface of the movable plate 110, a fixed plate 106 is fixedly connected to the inner surface of the circular piece 107 near the top, a servo motor 113 is fixedly installed at the center of the inner surface of the fixed plate 106, and a rotating shaft 112 is fixedly connected to the output end of the servo motor 113.
[0024] The effect achieved by the entire embodiment 1 is that, in the subsequent actual use process, the rotating shaft 112 can be rotated by the servo motor 113, and the movable plate 110 can be driven together during the rotation, so that the movable plate 110 can slide in the circular groove 109, such as Figure 1 , Figure 3 and Figure 4 As shown, the two speakers 111 are arranged on the movable plate 110, so the two speakers 111 are driven together, so that the angles of the speakers 111 can be adjusted, thereby ensuring that participants in different positions can hear clearly.
[0025] Embodiment 2, as Figure 1-Figure 4 As shown, one end of the rotating shaft 112 is fixedly connected to the output end of the servo motor 113, and the other end of the rotating shaft 112 is fixedly connected to the top surface of the movable plate 110. Slide grooves 102 are provided at both sides of the inner surface of the frame 101. A slider 104 is slidably connected to the center of the inner surface wall of the slide groove 102. A second connecting plate 105 is fixedly connected to the outer surface of the slider 104. The front outer surface of the second connecting plate 105 is fixedly connected to the rear outer surface of the first connecting plate 108. The inner bottom center of the slide groove 102 is fixedly connected to the outer surface of the second connecting plate 105. An electric push rod 103 is fixedly installed, and the protruding end of the electric push rod 103 is fixedly connected to the bottom surface of the slider 104. The positioning structure 2 includes a fixed block 201. An expansion bolt 203 is threadedly penetrated at the center of the front outer surface of the fixed block 201. The outer surface of the fixed block 201 is fixedly connected to the outer surfaces of both sides of the frame 101. A threaded hole 202 is opened on the front outer surface of the fixed block 201 at the position of the expansion bolt 203, and the inner wall of the threaded hole 202 is threadedly connected to the outer surface of the expansion bolt 203.
[0026] The effect achieved by the entire embodiment 2 is that when the electric push rod 103 is extended or retracted, it will drive the slider 104 to slide up and down in the slide groove 102, and the slider 104 will drive the second connecting plate 105, the fixed plate 106, the circular member 107, the circular groove 109, the first connecting plate 108, the movable plate 110, the speaker 111, the rotating shaft 112 and the servo motor 113 to move, and finally the height of the speaker 111 can be adjusted so that it can be adjusted according to different needs later, and the cooperation of the fixing block 201, the expansion bolt 203 and the threaded hole 202 makes it convenient for users to disassemble and assemble the whole.
[0027] Working principle: When in use, through the mutual cooperation of the fixing block 201, the expansion bolt 203 and the threaded hole 202, it is convenient for the user to fix the whole to the designated location. After the installation is completed, the electric push rod 103 extends or retracts, and then through the mutual cooperation of the slide groove 102, the slider 104 and the second connecting plate 105, the height of the circular part 107, the first connecting plate 108 and the speaker 111 can be adjusted so that they can be adjusted according to actual needs. When the servo motor 113 starts to run, the rotating shaft 112 can rotate forward or reverse, and the rotating shaft 112 drives the movable plate 110 to swing, so that it can slide in the circular groove 109, and the two speakers 111 are on the movable plate 110, so the two speakers 111 are driven together by force, so that the angle of the speaker 111 can be adjusted, so that participants in different positions can hear the speaker's speech clearly.
[0028] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.
Claims
1. A conference room sound reinforcement device, characterized in that: include: An overall structure (1) and a positioning structure (2), wherein the positioning structure (2) is located at the top and bottom of the outer surfaces of both sides of the overall structure (1); The overall structure (1) comprises a frame (101) and a first connecting plate (108); a circular piece (107) is fixedly connected to the front outer surface of the first connecting plate (108); a circular groove (109) is provided at the inner top and inner bottom of the circular piece (107); a movable plate (110) is slidably connected to the inner bottom of the circular groove (109); speakers (111) are fixedly installed at both sides of the front outer surface of the movable plate (110); a fixed plate (106) is fixedly connected to the inner surface of the circular piece (107) near the top; a servo motor (113) is fixedly installed at the center of the inner surface of the fixed plate (106); and a rotating shaft (112) is fixedly connected to the output end of the servo motor (113).
2. A conference room sound reinforcement device according to claim 1, characterized in that: One end of the rotating shaft (112) is fixedly connected to the output end of the servo motor (113), and the other end of the rotating shaft (112) is fixedly connected to the top surface of the movable plate (110).
3. A conference room sound reinforcement device according to claim 1, characterized in that: Slide grooves (102) are provided at both sides of the inner surface of the frame (101), a slider (104) is slidably connected to the center of the inner surface wall of the slide groove (102), and a second connecting plate (105) is fixedly connected to the outer surface of the slider (104).
4. A conference room sound reinforcement device according to claim 3, characterized in that: The front outer surface of the second connecting plate (105) is fixedly connected to the rear outer surface of the first connecting plate (108).
5. A conference room sound reinforcement device according to claim 3, characterized in that: An electric push rod (103) is fixedly installed at the center of the inner bottom of the slide groove (102), and the protruding end of the electric push rod (103) is fixedly connected to the bottom surface of the sliding block (104).
6. A conference room sound reinforcement device according to claim 1, characterized in that: The positioning structure (2) comprises a fixing block (201), an expansion bolt (203) is threadedly provided at the center of the front outer surface of the fixing block (201), and the outer surface of the fixing block (201) is fixedly connected to the outer surfaces of both sides of the frame (101).
7. A conference room sound reinforcement device according to claim 6, characterized in that: A threaded hole (202) is provided on the front outer surface of the fixing block (201) at the position of the expansion bolt (203), and the inner surface wall of the threaded hole (202) is threadedly connected to the outer surface of the expansion bolt (203).