Acousto-optic broadcasting device for unmanned aerial vehicle

Abstract

The acousto-optic broadcasting device for the unmanned aerial vehicle comprises a photoelectric pod, a first partition plate is arranged in the photoelectric pod, an inner cavity of the photoelectric pod is divided into a white laser cavity and a sound power supply cavity by the first partition plate, the first partition plate is perpendicular to a bottom plate of the photoelectric pod, and a second partition plate is arranged in the sound power supply cavity. The second partition plate divides the sound power supply chamber into a power supply chamber and a sound chamber from top to bottom, the second partition plate and the photoelectric pod bottom plate are arranged in parallel, the inner wall of the white laser chamber is fixedly connected with a light-emitting assembly, the inner wall of the sound chamber is fixedly connected with a loudspeaker, one end of the loudspeaker is fixedly connected with the second partition plate, and the free end of the loudspeaker is sleeved with a horn. The inner wall of the sound chamber is fixedly connected with a power assembly. One end of the power assembly is electrically connected with the loudspeaker through a wire. The acousto-optic broadcasting device for the unmanned aerial vehicle solves the technical problem that the unmanned aerial vehicle in the prior art is poor in flight and endurance performance due to the fact that the load of the unmanned aerial vehicle is increased because lighting and broadcasting equipment of the unmanned aerial vehicle is usually installed dispersedly.

Description

Technical Field

[0001] The utility model belongs to the technical field of unmanned aerial vehicles, and in particular relates to an acoustic and optical broadcasting device for unmanned aerial vehicles. Background Art

[0002] With the rapid development of drone technology, drones are increasingly used in many fields, including weather warning, agricultural irrigation, power inspection, disaster relief, police publicity and law enforcement, and military reconnaissance. In these application scenarios, drones often need to perform lighting and broadcasting tasks for fixed or mobile targets on the ground. At night or in low-light environments, drones need to effectively illuminate ground targets when performing tasks to ensure the accuracy of visual recognition. When performing propaganda, law enforcement and other tasks, drones need to have broadcasting functions to convey information or instructions to ground personnel. In response to the above needs, some lighting and broadcasting devices for drones have appeared in the prior art; however, when solving lighting and broadcasting needs, existing devices often need to carry multiple devices separately, resulting in poor flight performance and endurance, and the independent operation of multiple devices increases the complexity and difficulty of operation, reducing the efficiency of task execution. Utility Model Content

[0003] The purpose of the utility model is to provide an audio-visual broadcasting device for a drone, which solves the technical problem in the prior art that the lighting and broadcasting equipment of the drone are usually installed in a dispersed manner, resulting in an increase in the load of the drone, causing poor flight and endurance performance of the drone.

[0004] The technical scheme adopted by the utility model is to include a photoelectric pod 4, wherein a first partition 5 is arranged in the photoelectric pod 4, the first partition 5 divides the inner cavity of the photoelectric pod 4 into a white laser chamber 6 and an audio power chamber 7, the first partition 5 is vertically arranged with the bottom plate of the photoelectric pod 4, a second partition 8 is arranged in the audio power chamber 7, the second partition 8 divides the audio power chamber 7 into a power chamber 701 and an audio chamber 702 from top to bottom, the second partition 8 is arranged parallel to the bottom plate of the photoelectric pod 4, a light emitting component 9 is fixedly connected to the inner wall of the white laser chamber 6, a loudspeaker 10 is fixedly connected to the inner wall of the audio chamber 702, one end of the loudspeaker 10 is fixedly connected to the second partition 8, a horn 11 is sleeved on the free end of the loudspeaker 10, a power component 12 is fixedly connected to the inner wall of the audio chamber 702, and one end of the power component 12 is electrically connected to the loudspeaker 10 through a wire.

[0005] The utility model is also characterized in that:

[0006] One end of the lifting ears 3 is fixedly connected to both sides of the optoelectronic pod 4, and the other ends of the lifting ears 3 are connected to the lifting arms 2. The lifting arms 2 have the same structure and are located opposite to each other, and the free ends of the lifting arms 2 are commonly connected to the suspension rod 1.

[0007] The light emitting component 9 includes a white laser lens 901 disposed on the outer wall of the white laser chamber 6 , a white laser light source 902 is disposed on the inner wall of the white laser chamber 6 , and the white laser light source 902 is electrically connected to a laser driver 903 via a wire, and the laser driver 903 is fixedly connected to the inner wall of the white laser chamber 6 .

[0008] The power component 12 includes a support base 1203, one end of the support base 1203 is fixedly connected to the second partition 8, and the other end of the support base 1203 is provided with a power amplifier 1201 and a boost power supply 1202. The power amplifier 1201 and the boost power supply 1202 are arranged in parallel, one end of the power amplifier 1201 is electrically connected to the speaker 10 through a wire, and the other end of the power amplifier 1201 is electrically connected to the boost power supply 1202 through a wire.

[0009] A protection net 13 is provided on the horn 11 .

[0010] The beneficial effects of the utility model are as follows: the utility model reduces the dispersion of equipment and improves integration and compactness by integrating an optoelectronic pod, a strong sound broadcast and a laser lighting lamp into one, and quickly illuminates and broadcasts the target through an integrated sound and light broadcast device, thereby improving the efficiency and success rate of task execution, and solving the technical problem in the prior art that the lighting and broadcasting equipment of unmanned aerial vehicles are usually installed in a dispersed manner, resulting in an increase in the load of the unmanned aerial vehicle, causing poor flight and endurance performance of the unmanned aerial vehicle. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the structure of the sound and light broadcasting device for UAV;

[0012] Figure 2 yes Figure 1 A front sectional view of

[0013] Figure 3 yes Figure 1 Rear cross-sectional view of

[0014] Figure 4 This is a top view of the optoelectronic pod in the sound and light broadcasting device for drones.

[0015] In the figure: 1. boom, 2. boom, 3. lifting ear, 4. optoelectronic pod, 5. first partition, 6. white laser chamber, 7. audio power chamber, 701. power chamber, 702. audio chamber, 8. second partition, 9. light-emitting component, 901. white laser lens, 902 white laser light source, 903. laser driver, 10. loudspeaker, 11. horn, 12. power component, 1201. power amplifier, 1202. boost power supply, 1203. support base, 13. protective net. DETAILED DESCRIPTION

[0016] The utility model is described in detail below in conjunction with specific implementation methods.

[0017] like Figure 1 and Figure 4 As shown, the sound and light broadcasting device for unmanned aerial vehicles includes an optoelectronic pod 4, and the opposite side walls of the optoelectronic pod 4 are fixedly connected with one end of a lifting ear 3, and the other end of the lifting ear 3 is connected to a lifting arm 2, the lifting arms 2 have the same structure and are located opposite to each other, and the free ends of the lifting arms 2 are commonly connected to a suspension rod 1, and the suspension rod 1 is a hollow cylinder; a first partition 5 is provided in the optoelectronic pod 4, and the first partition 5 divides the inner cavity of the optoelectronic pod 4 into a white laser chamber 6 and an audio power chamber 7, and the first partition 5 is vertically arranged with the bottom plate of the optoelectronic pod 4, and a second partition 8 is provided in the audio power chamber 7, and the second partition 8 divides the audio power chamber 7 into a power chamber 701 and an audio chamber 702 from top to bottom, and the second partition 8 is arranged parallel to the bottom plate of the optoelectronic pod 4 The first partition 5 is vertically arranged with the second partition 8, a light emitting component 9 is fixedly connected to the inner wall of the white laser chamber 6, a speaker 10 is arranged in the sound chamber 702, one end of the speaker 10 is fixedly connected to the second partition 8, a horn 11 is sleeved on the free end of the speaker 10, a support seat 1203 is arranged in the power supply chamber 701, one end of the support seat 1203 is fixedly connected to the second partition 8, and the other end of the support seat 1203 is provided with a power amplifier 1201 and a boost power supply 1202, the power amplifier 1201 and the boost power supply 1202 are arranged in parallel, one end of the power amplifier 1201 is electrically connected to the speaker 10 through a wire, and the other end of the power amplifier 1201 is electrically connected to the boost power supply 1202 through a wire.

[0018] The optoelectronic pod 4 is the main body, fixed to the inner side of the boom 2 by screws, and can be fixed to the belly of the drone by top mounting screws; the optoelectronic pod 4 can rotate in two dimensions, horizontally and in elevation, with a horizontal range of 0 to 360 degrees and a pitch range of 0 to -90 degrees, and is easy to install and flexible to use; the loudspeaker 10, the horn 11, the power amplifier 1201, and the boost power supply 1202 jointly complete the broadcasting function of the utility model; the loudspeaker 10 uses a high-sensitivity neodymium iron boron magnet (NdFeB) loudspeaker with a rated power of up to 400W, and the horn 11 is optimized by professional simulation software to improve the frequency response and directivity of the loudspeaker; the power amplifier 1201 uses a digital amplifier chip STA516BE, which has high integration, low heat dissipation, and an output power of 500W;

[0019] In order to achieve high power output, a boost power supply 1202 is used to increase the input voltage of direct current (DC) +24V to DC+48V to power the power amplifier 1201, thereby achieving a rated output power of 400W.

[0020] like Figure 2 and Figure 3As shown, the light-emitting component 9 includes a white laser lens 901, which is arranged on the outer wall of the white laser chamber 6. A white laser light source 902 is arranged on the inner wall of the white laser chamber 6 at a position corresponding to the white laser lens 901. The white laser light source 902 is connected to a laser driver 903 through a wire, and the laser driver 903 is fixed to the inner wall of the white laser chamber 6.

[0021] The white laser light source 902 uses a red-green-blue (RGB) three-color laser tube synthetic light source, which is responsible for the generation of the light source, and the light source power is 7W; the laser driver 903 is responsible for driving the white light source to emit light, and the white laser lens 901 is connected to the white laser light source 902 through a wire, which can focus and adjust the white light signal; the three can work together to achieve a lighting distance of 700m and a light intensity of 5 million, with low power consumption and strong light, providing users with a clear night vision.

[0022] The specific working process of the sound and light broadcasting device for unmanned aerial vehicles of the utility model is as follows: during the flight of the unmanned aerial vehicle, the control system in the unmanned aerial vehicle sends a command to the laser driver 903 in the optoelectronic pod 4, and the laser driver 903 receives the command and sends a command to the white laser light source 902, and the white laser light source 902 is excited to generate laser light, and the light source is emitted through the white laser lens 901 to realize the lighting or signal indication function;

[0023] The loudspeaker 10 converts the electrical signal into a sound signal under the action of the power amplifier 1201 and the boost power supply 1202, which is amplified by the horn 11 and then propagated to perform sound broadcasting;

[0024] The whole device is fixed on the drone through a suspension system consisting of a boom 1, an arm 2 and a lug 3 to ensure its stability during flight. In addition, a protective net 13 on the horn 11 protects the loudspeaker 10, prevents foreign matter from entering, and ensures that the loudspeaker 10 works normally.

[0025] In summary, the utility model is a comprehensive design of strong sound broadcasting, laser lighting, and photoelectric pods, with a high degree of automation, systematization, and integration. The sound emitted is beamed and transmitted, with sharp directivity, and can penetrate complex background noise, realizing functions such as long-distance broadcasting, emergency evacuation of crowds, and handling of illegal gatherings. The lighting system uses a laser light source, which has the characteristics of low power consumption and high light intensity. It is an ideal means for drone equipment reconnaissance, broadcasting, propaganda, and law enforcement.

[0026] Example 1

[0027] like Figure 1As shown, the sound and light broadcasting device for unmanned aerial vehicle includes an optoelectronic pod 4, a first partition 5 is provided in the optoelectronic pod 4, the first partition 5 divides the inner cavity of the optoelectronic pod 4 into a white laser chamber 6 and an audio power chamber 7, the first partition 5 is vertically arranged with the bottom plate of the optoelectronic pod 4, a second partition 8 is provided in the audio power chamber 7, the second partition 8 divides the audio power chamber 7 into a power chamber 701 and an audio chamber 702 from top to bottom, the second partition 8 is parallel to the bottom plate of the optoelectronic pod 4, a light-emitting component 9 is fixedly connected to the inner wall of the white laser chamber 6, a loudspeaker 10 is fixedly connected to the inner wall of the audio chamber 702, one end of the loudspeaker 10 is fixedly connected to the second partition 8, a horn 11 is sleeved on the free end of the loudspeaker 10, and a power component 12 is fixedly connected to the inner wall of the audio chamber 702.

[0028] Example 2

[0029] like Figure 2 As shown, on the basis of Example 1, one end of the lifting ears 3 is fixedly connected to both sides of the optoelectronic pod 4, and the other ends of the lifting ears 3 are connected to the lifting arms 2. The lifting arms 2 have the same structure and are located oppositely, and the free ends of the lifting arms 2 are commonly connected to the suspension rod 1.

[0030] Example 3

[0031] like Figure 3 As shown, on the basis of Example 2, the light-emitting component 9 includes a white laser lens 901, which is arranged on the outer wall of the white laser chamber 6, and a white laser light source 902 is arranged on the inner wall of the white laser chamber 6. The white laser light source 902 is electrically connected to a laser driver 903 through a wire, and the laser driver 903 is fixed to the inner wall of the white laser chamber 6.

Claims

1. An acoustic and optical broadcasting device for drones, characterized in that: The invention comprises an optoelectronic pod (4), wherein a first partition (5) is provided in the optoelectronic pod (4), wherein the first partition (5) divides the inner cavity of the optoelectronic pod (4) into a white laser chamber (6) and an acoustic power chamber (7), wherein the first partition (5) is arranged vertically to the bottom plate of the optoelectronic pod (4), wherein a second partition (8) is provided in the acoustic power chamber (7), wherein the second partition (8) divides the acoustic power chamber (7) into a power chamber (701) and an acoustic chamber (702) from top to bottom, wherein the first partition (5) is arranged vertically to the bottom plate of the optoelectronic pod (4), wherein a second partition (8) is provided in the acoustic power chamber (7), wherein the second partition (8) divides the acoustic power chamber (7) into a power chamber (701) and an acoustic chamber (702) from top to bottom, wherein the first partition (5) is arranged vertically to the bottom plate of the optoelectronic pod (4), wherein the first partition (8) is arranged vertically to the bottom plate of the optoelectronic pod (4), wherein the second partition (8) is arranged vertically to the bottom plate of the acoustic power chamber (7 ... The second partition (8) is arranged in parallel with the bottom plate of the optoelectronic pod (4); a light-emitting component (9) is fixedly connected to the inner wall of the white laser chamber (6); a loudspeaker (10) is fixedly connected to the inner wall of the sound chamber (702); one end of the loudspeaker (10) is fixedly connected to the second partition (8); a horn (11) is sleeved on the free end of the loudspeaker (10); a power component (12) is fixedly connected to the inner wall of the sound chamber (702); one end of the power component (12) is electrically connected to the loudspeaker (10) through a wire.

2. The sound and light broadcasting device for drone according to claim 1, characterized in that: One end of a lifting ear (3) is fixedly connected to both sides of the optoelectronic pod (4), and the other end of each lifting ear (3) is connected to a lifting arm (2). The lifting arms (2) have the same structure and are positioned opposite to each other, and the free ends of the lifting arms (2) are commonly connected to a suspension rod (1).

3. The sound and light broadcasting device for drone according to claim 2, characterized in that: The light-emitting component (9) comprises a white laser lens (901) arranged on the outer wall of the white laser chamber (6); a white laser light source (902) is arranged on the inner wall of the white laser chamber (6); the white laser light source (902) is electrically connected to a laser driver (903) via a wire; and the laser driver (903) is fixedly connected to the inner wall of the white laser chamber (6).

4. The sound and light broadcasting device for drone according to claim 3, characterized in that: The power component (12) comprises a support base (1203), one end of the support base (1203) is fixedly connected to the second partition plate (8), and the other end of the support base (1203) is provided with a power amplifier (1201) and a boost power supply (1202), the power amplifier (1201) and the boost power supply (1202) are arranged in parallel, one end of the power amplifier (1201) is electrically connected to the speaker (10) via a wire, and the other end of the power amplifier (1201) is electrically connected to the boost power supply (1202) via a wire.

5. The sound and light broadcasting device for drone according to claim 4, characterized in that: A protective net (13) is provided on the horn (11).

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