Microphone and sound acquisition device

Abstract

The utility model provides a kind of microphone and sound acquisition device, the microphone includes base, body and shell, the body is located in the shell, the shell is connected with the base magnetically, pickup port is equipped on the shell, one of the base and the shell is equipped with guide ring, to guide the rotation of the body relative to base. The microphone provided in the utility model embodiment, by the mode that shell and base are set as magnetically connected, the shell and base can be relatively rotated, so that the user can manually adjust the rotation angle of shell according to the actual position of sound source, so that the pickup port is accurately aligned or adjacent to the direction of sound source, and the sensitivity and audio quality of sound acquisition are improved.

Claims

1. A microphone, characterized in that, include: Base (1); The body and the housing (2) are provided. The body is located inside the housing (2). The housing (2) is magnetically connected to the base (1). The housing (2) is provided with a pickup port (3). One of the base (1) and the housing (2) is provided with a guide ring (14) to guide the rotation of the body relative to the base (1).

2. The microphone according to claim 1, characterized in that, The base (1) is provided with a baffle (15), and the housing (2) has a working position and a non-working position. In the non-working position, the pickup port (3) corresponds to the baffle (15) so that the baffle (15) covers the pickup port (3). In the working position, the pickup port (3) is offset from the baffle (15).

3. The microphone according to claim 2, characterized in that, The housing (2) is provided with a power supply connector (12), and the main body is electrically connected to the power supply module through the power supply connector (12). The top of the baffle (15) is higher than the bottom of the power supply connector (12).

4. The microphone according to claim 1, characterized in that, The base (1) is provided with a clearance hole (7), and the bottom of the housing (2) is provided with an output connector (8). The main body is electrically connected to the output connector (8), and the output connector (8) passes through the clearance hole (7).

5. The microphone according to claim 4, characterized in that, The base (1) has a first mounting groove (5) on the side away from the housing (2), and a first magnetic suction element (6) is installed in the first mounting groove (5).

6. The microphone according to claim 5, characterized in that, The clearance hole (7) is located at the center of the base (1), and the first mounting groove (5) is arranged around the clearance hole (7).

7. The microphone according to claim 5, characterized in that, The housing (2) includes a bottom wall, and a second mounting groove is provided on the side of the bottom wall away from the base (1). A second magnetic attractor is installed in the second mounting groove, and the second magnetic attractor is magnetically connected to the first magnetic attractor (6).

8. The microphone according to claim 1, characterized in that, The base (1) is provided with a fixing part (9), and the fixing part (9) is provided with mounting holes (10) for installing fasteners (11).

9. The microphone according to claim 4, characterized in that, The body includes: The pickup unit is used to convert external sounds into electrical signals; The signal processing unit is electrically connected to the pickup unit and the output connector (8) to improve the signal-to-noise ratio and purity of the sound signal.

10. A sound acquisition device, characterized in that, Includes a microphone, wherein the microphone is the microphone according to any one of claims 1-9.

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