CN220629520U - Microphone sensitivity adjusting device - Google Patents
Microphone sensitivity adjusting device Download PDFInfo
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- CN220629520U CN220629520U CN202322303799.9U CN202322303799U CN220629520U CN 220629520 U CN220629520 U CN 220629520U CN 202322303799 U CN202322303799 U CN 202322303799U CN 220629520 U CN220629520 U CN 220629520U
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- shell
- microphone
- movable baffle
- spring
- fixed
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- 230000035945 sensitivity Effects 0.000 title claims abstract description 36
- 238000009434 installation Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 230000007547 defect Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of microphone technical equipment, and particularly relates to a microphone sensitivity adjusting device, which comprises a sound receiving cover, wherein a shell is arranged at the bottom of the sound receiving cover, a handle is arranged at the bottom of the shell, a sliding groove is arranged on the surface of the shell, a control rod is arranged in a penetrating manner through the sliding groove, a rotating shaft is arranged at the other end of the control rod, a movable baffle is arranged on the periphery of the rotating shaft, a fixed baffle is arranged on the other side of the movable baffle, a clamping groove is formed in the inner wall of the shell, a round head clamping block is arranged at the bottom of the clamping groove, a spring is arranged at the bottom of the round head clamping block, and a fixed block is arranged at the bottom of the spring. According to the microphone, the rotating shaft is rotated through the control rod, then the movable baffle is driven to move, the range of sound entering is adjusted through adjusting the included angle between the movable baffle and the fixed baffle, and the effect that the microphone sensitivity is convenient to adjust can be achieved; the round head clamping block is clamped into the clamping groove through the resettability of the spring to be fixed, so that the effect of rapidness and convenience in installation and replacement of the microphone can be achieved.
Description
Technical Field
The utility model relates to the technical field of microphone technical equipment, in particular to a microphone sensitivity adjusting device.
Background
The microphone refers to a device for converting sound information into an electrical signal. It comprises a cylindrical metal shell and a circuit element which is encapsulated in the metal shell and is used for performing acoustic-electric conversion. Two pins are arranged on the circuit element and are used for wiring work. The sensitivity of the microphone refers to the electrical response of the output end of the microphone to the given standard acoustic input, and the sensitivity determines the microphone sound receiving size, so as to determine the output sound size, but the current microphone sensitivity adjustment is troublesome, and the installation and replacement of the microphone are troublesome, so that the microphone sensitivity adjustment device is proposed.
The prior art has the following problems:
1. the existing sensitivity adjusting device has the defects that the microphone sensitivity is troublesome to adjust;
2. the installation and replacement of the microphone of the existing sensitivity adjusting device are troublesome.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a microphone sensitivity adjusting device, which solves the problems that the microphone sensitivity adjustment is troublesome and the microphone installation and replacement are troublesome at present.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a miaow head sensitivity adjusting device, includes the sound receiving cover, the sound receiving cover bottom is provided with the shell, the shell bottom is provided with the handle, the shell surface is provided with the spout, the spout runs through and is provided with the control lever, the control lever other end is provided with the pivot, the pivot periphery is provided with movable baffle, the movable baffle opposite side is provided with fixed baffle, the shell inner wall is provided with the draw-in groove, the draw-in groove bottom is provided with the button head fixture block, button head fixture block bottom is provided with the spring, the spring bottom is provided with the fixed block, fixed block one side is provided with the circuit board, the circuit board top is provided with miaow head subassembly.
As a preferable technical scheme of the utility model, the control rod is fixedly connected with the rotating shaft, the rotating shaft is fixedly connected with the movable baffle, and the control rod is in sliding connection with the chute.
As a preferable technical scheme of the utility model, the movable baffle is provided with three groups, the fixed baffle is provided with three groups, the movable baffle and the fixed baffle are regularly arranged, and the movable baffle is arranged at the bottom of the fixed baffle.
As a preferable technical scheme of the utility model, the microphone assembly is electrically connected with the circuit board.
As a preferable technical scheme of the utility model, both ends of the circuit board are spliced with the inner wall of the shell.
As a preferable technical scheme of the utility model, the spring is fixedly connected with the fixed block, the spring is fixedly connected with the round head clamping block, and the round head clamping block is clamped with the clamping groove.
As a preferable technical scheme of the utility model, the handle and the shell are movably arranged.
Compared with the prior art, the utility model provides the microphone sensitivity adjusting device, which has the following beneficial effects:
1. this miaow head sensitivity adjusting device, through sliding the control lever in the spout, make the pivot rotate, drive the movable baffle motion afterwards, through the contained angle size between adjustment movable baffle and the fixed plate, the scope size that adjusts sound entering is big more, the lower the miaow head receives the sound sensitivity, the smaller the contained angle between movable baffle and the fixed plate is, the higher the miaow head receives the sound sensitivity, can reach the comparatively convenient effect of miaow head sensitivity adjustment.
2. This miaow head sensitivity adjusting device inserts the shell inner wall through with the circuit board, and the circular head fixture block is extruded to the inner wall afterwards to make the spring extrusion, insert the back with the circuit board completely afterwards, the resettability through the spring with circular head fixture block card income draw-in groove internal fixation, only need during the dismantlement with the circuit board pull out can, can reach the installation of miaow head and change comparatively swift convenient effect.
Drawings
FIG. 1 is a schematic diagram showing a structure of a microphone sensitivity adjustment device according to the present utility model;
FIG. 2 is a schematic plan view of a microphone sensitivity adjustment device according to the present utility model;
fig. 3 is an enlarged schematic view of the structure of a microphone sensitivity adjustment device a according to the present utility model;
fig. 4 is a schematic perspective view of a microphone sensitivity adjustment device according to the present utility model.
In the figure: 1. a sound receiving cover; 2. a housing; 3. a chute; 4. a control lever; 5. a microphone assembly; 6. a circuit board; 7. a grip; 8. a clamping groove; 9. a spring; 10. a fixed block; 11. a round-head clamping block; 12. a fixed baffle; 13. a rotating shaft; 14. a movable baffle.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 4, in the present embodiment: the utility model provides a miaow sensitivity adjusting device, including receiving sound cover 1, be used for the miaow to receive the sound, receiving sound cover 1 bottom is provided with shell 2, be used for setting up other parts, shell 2 bottom is provided with handle 7, be used for the user to hold, shell 2 surface is provided with spout 3, be used for connecting control rod 4, spout 3 runs through and is provided with control rod 4, be used for connecting spout 3, the control rod 4 other end is provided with pivot 13, be used for driving movable baffle 14 and rotate, pivot 13 periphery is provided with movable baffle 14, be used for cooperating fixed baffle 12 adjustment volume entering range, movable baffle 14 opposite side is provided with fixed baffle 12, be used for cooperating movable baffle 14 adjustment volume entering range, shell 2 inner wall is provided with draw-in groove 8, be used for connecting button head fixture 11, be provided with button head fixture 11 in the draw-in groove 8 bottom, be used for connecting button head fixture 11 bottom is provided with spring 9, be used for fixed button head fixture 11 connect draw-in groove 8, spring 9 bottom is provided with fixed block 10, be used for connecting both ends spring 9, fixed block 10 one side is provided with circuit board 6, be used for connecting miaow head assembly 5, circuit board 6 top is provided with electric signal of sound assembly 5, be used for converting miaow assembly into miaow 5.
In the embodiment, the control rod 4 is fixedly connected with the rotating shaft 13, the rotating shaft 13 is fixedly connected with the movable baffle 14, and the control rod 4 is slidably connected with the chute 3, so that the control rod 4 controls the movable baffle 14 to move; the movable baffle 14 is provided with three groups, the fixed baffle 12 is provided with three groups, the movable baffle 14 and the fixed baffle 12 are regularly arranged, and the movable baffle 14 is arranged at the bottom of the fixed baffle 12, so that the movable baffle 14 and the fixed baffle 12 cooperate to control the range of sound entering the microphone; the microphone assembly 5 is electrically connected with the circuit board 6, so that the microphone converts sound into an electric signal and outputs the electric signal; both ends of the circuit board 6 are spliced with the inner wall of the shell 2, so that the circuit board 6 is easy to install; the spring 9 is fixedly connected, the spring 9 is fixedly connected with the fixed block 10, the spring 9 is fixedly connected with the round head clamping block 11, and the round head clamping block 11 is clamped with the clamping groove 8, so that the circuit board 6 is stably and quickly installed; the handle 7 and the shell 2 are movably arranged, so that a user can conveniently hold the handle.
The working principle and the using flow of the utility model are as follows: the operator makes the pivot 13 rotate through sliding control lever 4 in spout 3, drives movable baffle 14 motion afterwards, through the contained angle size between adjustable baffle 14 and the fixed stop 12, adjust the scope size that sound got into, the contained angle between movable baffle 14 and the fixed stop 12 is big more, the lower the microphone sound sensitivity, the smaller the contained angle between movable baffle 14 and the fixed stop 12 is, the higher the microphone sound sensitivity, later insert circuit board 6 in shell 2 inner wall, then the button head fixture block 11 is extruded to the inner wall, thereby make spring 9 extrude, later insert circuit board 6 totally after, through the resettability of spring 9 with button head fixture block 11 card income draw-in groove 8 internal fixation, only need with circuit board 6 pull out during the dismantlement can reach the work demand that satisfies a microphone sensitivity adjusting device.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. A microphone sensitivity adjustment device, characterized in that: including receiving sound cover (1), it is provided with shell (2) to receive sound cover (1) bottom, shell (2) bottom is provided with handle (7), shell (2) surface is provided with spout (3), spout (3) run through and are provided with control lever (4), the control lever (4) other end is provided with pivot (13), pivot (13) periphery is provided with movable baffle (14), movable baffle (14) opposite side is provided with fixed baffle (12), shell (2) inner wall is provided with draw-in groove (8), draw-in groove (8) bottom is provided with button head fixture block (11), button head fixture block (11) bottom is provided with spring (9), spring (9) bottom is provided with fixed block (10), fixed block (10) one side is provided with circuit board (6), circuit board (6) top is provided with miaow head subassembly (5).
2. A microphone sensitivity adjustment device according to claim 1, characterized in that: the control rod (4) is fixedly connected with the rotating shaft (13), the rotating shaft (13) is fixedly connected with the movable baffle (14), and the control rod (4) is slidably connected with the sliding groove (3).
3. A microphone sensitivity adjustment device according to claim 1, characterized in that: the movable baffle plates (14) are provided with three groups, the fixed baffle plates (12) are provided with three groups, the movable baffle plates (14) and the fixed baffle plates (12) are regularly arranged, and the movable baffle plates (14) are arranged at the bottoms of the fixed baffle plates (12).
4. A microphone sensitivity adjustment device according to claim 1, characterized in that: the microphone assembly (5) is electrically connected with the circuit board (6).
5. A microphone sensitivity adjustment device according to claim 1, characterized in that: both ends of the circuit board (6) are spliced with the inner wall of the shell (2).
6. A microphone sensitivity adjustment device according to claim 1, characterized in that: the spring (9) is fixedly connected, the spring (9) is fixedly connected with the fixed block (10), the spring (9) is fixedly connected with the round head clamping block (11), and the round head clamping block (11) is clamped with the clamping groove (8).
7. A microphone sensitivity adjustment device according to claim 1, characterized in that: the handle (7) and the shell (2) are movably arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322303799.9U CN220629520U (en) | 2023-08-25 | 2023-08-25 | Microphone sensitivity adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322303799.9U CN220629520U (en) | 2023-08-25 | 2023-08-25 | Microphone sensitivity adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220629520U true CN220629520U (en) | 2024-03-19 |
Family
ID=90230268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322303799.9U Active CN220629520U (en) | 2023-08-25 | 2023-08-25 | Microphone sensitivity adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220629520U (en) |
-
2023
- 2023-08-25 CN CN202322303799.9U patent/CN220629520U/en active Active
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| GR01 | Patent grant | ||
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