CN220139713U - Structure for directional pickup of microphone - Google Patents
Structure for directional pickup of microphone Download PDFInfo
- Publication number
- CN220139713U CN220139713U CN202320940191.4U CN202320940191U CN220139713U CN 220139713 U CN220139713 U CN 220139713U CN 202320940191 U CN202320940191 U CN 202320940191U CN 220139713 U CN220139713 U CN 220139713U
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- China
- Prior art keywords
- sound
- microphone
- arranged above
- casing
- directional pickup
- Prior art date
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Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 9
- 229910052744 lithium Inorganic materials 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims 1
- 230000001681 protective effect Effects 0.000 abstract description 7
- 230000009467 reduction Effects 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 4
- 230000005236 sound signal Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
The utility model discloses a microphone directional pickup structure, which comprises a lower shell, wherein an upper shell is arranged above the lower shell, a sound-proof cover is arranged above the upper shell, a protective net cover is arranged above the sound-proof cover, the sound-proof cover and the protective net cover are fixedly connected through a fixing ring, a noise reduction gasket is arranged on the inner side of the sound-proof cover, an installation seat is arranged in the sound-proof cover, a microphone is arranged above the installation seat, a circuit board is arranged in the upper shell, a microprocessor is arranged above the circuit board, and a filter is arranged above the microprocessor. The directional pickup structure of this kind of microphone, simple structure, convenient operation, the setting of wave filter makes the microphone have good noise reduction effect, has avoided the noise to the microphone contrast to make a sound, has improved the practicality of microphone.
Description
Technical Field
The utility model relates to the technical field of microphones, in particular to a directional pickup structure of a microphone.
Background
The microphone is a tool for entertainment of K songs, and many professional and non-professional persons want to have a microphone with good tone quality and low noise, but the noise of many microphones in the market is relatively high, and particularly under the noisy environment, noise and surrounding sound are received by a mark, and finally the noise and the noise are emitted from the inside of a loudspeaker after the noise and the surrounding sound are amplified by an audio amplifier, so that the microphone is quite impractical.
Disclosure of Invention
In order to solve the problems, the utility model provides a microphone directional pickup structure. The utility model solves the problems that a plurality of microphones in the market have larger noise, and noise and surrounding sound are received by the mark under the noisy environment, and finally, after the noise is amplified by the audio amplifier, a plurality of noises and noise are emitted from the loudspeaker, thus being very impractical.
The utility model relates to a microphone directional pickup structure, which comprises a lower shell, wherein an upper shell is arranged above the lower shell, a sound-proof cover is arranged above the upper shell, a protective net cover is arranged above the sound-proof cover, the sound-proof cover and the protective net cover are fixedly connected through a fixing ring, a noise reduction gasket is arranged on the inner side of the sound-proof cover, an installation seat is arranged in the sound-proof cover, a microphone is arranged above the installation seat, a circuit board is arranged in the upper shell, a microprocessor is arranged above the circuit board, and a filter is arranged above the microprocessor.
In the scheme, a transformer is arranged above the filter.
In the scheme, a connecting ring is arranged above the lower shell, and the connecting ring is in threaded connection with the upper shell.
In the above scheme, be equipped with the lithium cell in the lower casing, lower casing one side is equipped with the mouth that charges with lithium cell assorted.
In the scheme, the side wall of the upper shell is provided with a control switch, and an indicator lamp is arranged above the control switch.
The utility model has the advantages and beneficial effects that: the utility model provides a directional pickup structure of a microphone, wherein signals processed by a microprocessor can be played through an external loudspeaker after being processed by a filter, the filter can filter signals in a high-frequency band and a low-frequency band, so that the microphone is prevented from receiving the signals in the high-frequency band and the low-frequency band, the noise reduction effect is realized, a transformer carries out supercharging processing on electric signals, the situation that too low voltage signals cannot be converted into effective sound signals is avoided, and the electric signals are converted into sound signals to be transmitted through the loudspeaker after the supercharging processing. The directional pickup structure of this kind of microphone, simple structure, convenient operation, the setting of wave filter makes the microphone have good noise reduction effect, has avoided the noise to the microphone contrast to make a sound, has improved the practicality of microphone.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present utility model;
fig. 2 is a cross-sectional view of the present utility model.
In the figure: 1. lower casing 2, upper casing 3, sound-proof housing 4, fixing ring
5. Protective net cover 6, noise reduction gasket 7, mounting seat 8 and microphone
9. Circuit board 10, transformer 11, filter 12, and processor
13. Lithium battery 14, charging port 15, control switch 16, pilot lamp.
Detailed Description
The following describes the embodiments of the present utility model further with reference to the drawings and examples. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and are not intended to limit the scope of the present utility model.
As shown in fig. 1-2, the utility model is a directional pickup structure of a microphone, including a lower housing 1, an upper housing 2 is disposed above the lower housing 1, a sound-proof housing 3 is disposed above the upper housing 2, the sound-proof housing 3 can block sound from the back of the microphone, a protective screen 5 is disposed above the sound-proof housing 3, the sound-proof housing 3 and the protective screen 5 are fixedly connected through a fixed ring 4, a noise-reducing gasket 6 is disposed inside the sound-proof housing 3, the noise-reducing gasket 6 can reduce noise in the sound-proof housing 3, the upper housing 2 is disposed in the sound-proof housing 3 and is provided with a mounting seat 7, a microphone 8 is disposed above the mounting seat 7, a circuit board 9 is disposed in the upper housing 2, a microprocessor 12 is disposed above the circuit board 9, a filter 11 is disposed above the microprocessor 12, when the microphone 8 receives sound signals, the microprocessor 12 processes the sound signals, the signals processed by the microprocessor 11 can play sound through an external speaker, the filter 11 can filter high-frequency band and low-frequency band signals, and thus the high-frequency band signals and low-frequency band signals are avoided.
The transformer 10 is arranged above the filter 11, the microprocessor 12 transmits the received electric signals to the transformer 10, the transformer 10 carries out boosting treatment on the electric signals, the situation that the too low voltage signals cannot be converted into effective sound signals is avoided, and the electric signals are converted into the sound signals to be transmitted out through the loudspeaker after the boosting treatment.
The upper part of the lower shell 1 is provided with a connecting ring 17, the connecting ring 17 is in threaded connection with the upper shell 2, and the lower shell 1 and the upper shell 2 are convenient to mount and dismount, so that devices between the lower shell 1 and the upper shell 2 are convenient to mount and dismount.
The lithium battery 13 is arranged in the lower shell 1, a charging port 14 matched with the lithium battery 13 is arranged on one side of the lower shell 1, the lithium battery 13 can supply power to an electric element in the loudspeaker, and the lithium battery 13 can be charged through the charging port 14.
The side wall of the upper shell 2 is provided with a control switch 15, an indicator lamp 16 is arranged above the control switch 15, and the control switch 15 can control the working state of the microphone.
Specifically, in the utility model, the noise-reducing pad 6 can reduce noise of the sound inside the sound-proof housing 3, when the microphone 8 receives a sound signal, the microprocessor 12 processes the sound signal, the signal processed by the microprocessor 12 can be played through an external speaker after being processed by the filter 11, the filter 11 can filter signals in a high-frequency band and a low-frequency band, the microphone is prevented from receiving signals in the high-frequency band and the low-frequency band, thereby realizing the noise reduction effect, the microprocessor 12 transmits the received electric signal to the transformer 10, the transformer 10 carries out supercharging processing on the electric signal, the situation that the voltage signal which is too low cannot be converted into an effective sound signal is avoided, and the electric signal is converted into the sound signal to be transmitted through the speaker after the supercharging processing.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (5)
1. The utility model provides a directional pickup structure of microphone, includes casing (1), its characterized in that, casing (1) top is equipped with casing (2) down, it is equipped with sound-proof housing (3) to go up casing (2) top, sound-proof housing (3) top is equipped with protection screen panel (5), through solid fixed ring (4) fixed connection between sound-proof housing (3) and the protection screen panel (5), sound-proof housing (3) inboard is equipped with makes an uproar gasket (6), it is equipped with mount pad (7) to go up casing (2) and be located sound-proof housing (3), mount pad (7) top is equipped with miaow head (8), be equipped with circuit board (9) in going up casing (2), circuit board (9) top is equipped with microprocessor (12), microprocessor (12) top is equipped with wave filter (11).
2. A microphone directional pickup structure according to claim 1, characterized in that a transformer (10) is arranged above the filter (11).
3. A microphone directional pickup structure according to claim 1, characterized in that a connection ring (17) is provided above the lower housing (1), the connection ring (17) being screwed with the upper housing (2).
4. The microphone directional pickup structure according to claim 1, wherein a lithium battery (13) is disposed in the lower case (1), and a charging port (14) matched with the lithium battery (13) is disposed on one side of the lower case (1).
5. A microphone directional pickup structure according to claim 1, characterized in that the side wall of the upper housing (2) is provided with a control switch (15), and that the control switch (15) is provided with an indicator lamp (16) above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320940191.4U CN220139713U (en) | 2023-04-24 | 2023-04-24 | Structure for directional pickup of microphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320940191.4U CN220139713U (en) | 2023-04-24 | 2023-04-24 | Structure for directional pickup of microphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220139713U true CN220139713U (en) | 2023-12-05 |
Family
ID=88954872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320940191.4U Active CN220139713U (en) | 2023-04-24 | 2023-04-24 | Structure for directional pickup of microphone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220139713U (en) |
-
2023
- 2023-04-24 CN CN202320940191.4U patent/CN220139713U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |