CN210246994U - Wireless microphone - Google Patents
Wireless microphone Download PDFInfo
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- CN210246994U CN210246994U CN201921482769.6U CN201921482769U CN210246994U CN 210246994 U CN210246994 U CN 210246994U CN 201921482769 U CN201921482769 U CN 201921482769U CN 210246994 U CN210246994 U CN 210246994U
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- miaow head
- leading
- wireless microphone
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Abstract
The utility model discloses a wireless microphone, the reciprocating impact tunnel drilling machine comprises a machine body, the miaow head that holds the electric capacity miaow head is seted up at the top of fuselage holds the chamber, the top that the miaow head held the chamber is equipped with a plurality of defeated vocal holes, the bottom that the miaow head held the chamber is equipped with the chamber of leading the sound, the miaow head holds the diapire in chamber and has seted up the hole of leading the sound, the miaow head holds the chamber and passes through lead the sound hole with the chamber intercommunication of leading the sound, a plurality of logical grooves have been seted up to the lateral wall in chamber of leading the sound, the lateral wall outside in chamber of leading the sound is equipped with the passageway with external intercommunication. The utility model discloses wireless microphone makes the air current that gets into the miaow head and hold the chamber and get into the miaow head and the sound that does not obtain the conversion pass through the sound guide hole and lead the sound chamber, via leading to groove and the passageway releases the external world, reduces the atmospheric pressure difference in the miaow head, prevents that the microphone from appearing the phenomenon of whistling.
Description
Technical Field
The utility model relates to a public address equipment field, concretely relates to wireless microphone.
Background
The microphone is also called as a microphone, is a sound transmission tool, is widely applied to occasions such as voice conversation, interview, recording and the like because the microphone has important functions of transmitting sound and recording audio frequency to equipment, and is convenient to use because the wireless microphone does not need to be connected with sound equipment through a wire, so that the application is wide. The wireless microphone that has now holds the chamber because of the miaow head and does not set up the sound guide structure, and the in-process of sound production gets into the air current in the miaow head, does not obtain the mediation, leads to the atmospheric pressure difference to appear in the miaow head, and the sound that does not obtain the conversion simultaneously is at the miaow head internal reflection, causes the miaow head phenomenon of whistling to appear, has influenced the result of use of microphone. Therefore, there is a need for improvements in the prior art to avoid the disadvantages of the prior art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the shortcoming and not enough among the prior art, provide a simple structure's the wireless microphone that prevents to whistle.
The utility model discloses a realize through following technical scheme: the utility model provides a wireless microphone, includes the fuselage, the miaow head that holds electric capacity miaow head is seted up at the top of fuselage holds the chamber, the miaow head holds the top in chamber and is equipped with a plurality of defeated vocal holes, the bottom that the miaow head held the chamber is equipped with the chamber of leading the sound, the miaow head holds the diapire in chamber and has seted up the hole of leading the sound, the miaow head holds the chamber and passes through lead the sound hole with lead the sound chamber intercommunication, a plurality of logical grooves have been seted up to the lateral wall in sound chamber, the lateral wall outside in sound chamber is equipped with the passageway with external intercommunication, lead to the groove and pass through passageway and external.
Furthermore, the sound transmission holes are uniformly distributed on the top of the microphone accommodating cavity in an annular mode.
Furthermore, the sound guide cavity is cylindrically arranged, and the through groove is annularly and uniformly distributed on the side wall of the sound guide cavity.
Further, the passageway is located the left and right sides of fuselage, the passageway runs through around the fuselage.
Further, the sound conduction cavity is communicated with the outside through the through groove.
Further, the top of the inner peripheral wall of the microphone accommodating cavity is provided with a flange which is abutted against the microphone of the capacitor, and the top wall of the flange is inclined downwards towards the center of the microphone accommodating cavity.
Further, the fuselage includes face-piece and the drain pan that sets up around, the face-piece is equipped with the screw mounting hole that corresponds with the drain pan, the face-piece passes through screw fixed connection with the drain pan.
Furthermore, a lithium battery, a sound receiving and releasing circuit and a control circuit which are connected are arranged in the machine body.
Further, the upper portion of fuselage front side is equipped with liquid crystal display, the control button has been arranged at the middle part of fuselage front side, liquid crystal display with the control circuit electricity is connected, the control button with the control circuit electricity is connected.
Further, the lateral part of fuselage is equipped with external microphone interface, external microphone interface with control circuit is connected, the bottom of fuselage is equipped with Type-C and connects, Type-C connect with control circuit is connected.
Compared with the prior art, the utility model discloses a bottom that the miaow head held the chamber is equipped with the chamber of leading the sound, the miaow head holds the diapire in chamber and has seted up the hole of leading the sound, the miaow head holds the chamber and communicates through hole of leading the sound and chamber of leading the sound, a plurality of logical grooves have been seted up to the lateral wall in chamber of leading the sound, the lateral wall outside in chamber of leading the sound is equipped with the passageway with external intercommunication, lead to the groove and pass through passageway and external intercommunication, make the air current that gets into the miaow head and hold the chamber and the sound that does not obtain the conversion pass through hole of leading the sound and chamber of leading the sound, release the external world with the passageway via leading to the groove.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic view of a first directional structure of the wireless microphone of the present invention;
fig. 2 is a schematic view of a second directional structure of the wireless microphone of the present invention;
fig. 3 is a top view of the wireless microphone of the present invention;
FIG. 4 is a cross-sectional view A-A of FIG. 3;
fig. 5 is a front view of the wireless microphone of the present invention.
In the figure: 1-a fuselage; 2-a microphone accommodating cavity; 3-sound transmission holes; 4-a sound guide cavity; 5-sound guide holes; 6-through groove; 7-a channel; 8-a flange; 9-a face shell; 10-a bottom shell; 11-screw mounting holes; 12-a liquid crystal display screen; 13-control keys; 14-external microphone interface; 15-Type-C linker.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 5 the utility model discloses a wireless microphone, including fuselage 1, the miaow head that holds the electric capacity miaow head is seted up at the top of fuselage 1 holds chamber 2, the top that the miaow head held chamber 2 is equipped with a plurality of defeated vocal holes 3, the bottom that the miaow head held chamber 2 is equipped with sound conduction chamber 4, the miaow head holds the diapire of chamber 2 and has seted up sound conduction hole 5, the miaow head holds chamber 2 and leads sound chamber 4 intercommunication through leading sound hole 5, a plurality of logical grooves 6 have been seted up to the lateral wall that leads sound chamber 4, the lateral wall outside that leads sound chamber 4 is equipped with the passageway 7 with external intercommunication, lead to the groove 6 and pass through passageway 7 and external intercommunication. The bottom that holds chamber 2 through the miaow head is equipped with sound guide chamber 4, the miaow head holds the diapire of chamber 2 and has seted up sound guide hole 5, the miaow head holds chamber 2 and leads sound chamber 4 intercommunication through sound guide hole 5, a plurality of logical grooves 6 have been seted up to the lateral wall in sound guide chamber 4, the lateral wall outside in sound guide chamber 4 is equipped with the passageway 7 with external intercommunication, logical groove 6 passes through passageway 7 and external intercommunication, make the air current that gets into the miaow head and hold chamber 2 and get into electric capacity miaow head and the sound that does not obtain the conversion pass through sound guide hole 5 and sound guide chamber 4, release the external world through logical groove 6 and passageway 7, reduce the atmospheric pressure difference in the electric capacity miaow head, prevent the microphone phenomenon of whistling.
The sound transmission holes 3 are annularly and uniformly distributed at the top of the microphone accommodating cavity 2, and the sound transmission holes 3 which are annularly distributed are more beneficial to sound input and reduce sound loss.
Leading the sound chamber 4 and being cylindric setting, leading to groove 6 and being cyclic annular equipartition in the lateral wall of leading the sound chamber 4, cylindric leading the sound chamber 4 and set up the cyclic annular of leading the sound chamber 4 lateral wall and lead to groove 6, more do benefit to the air current and sound and to outside sparse, prevent simultaneously that external air current and sound from getting into and causing the interference to the electric capacity miaow head.
The channels 7 are arranged on the left side and the right side of the body 1, and the channels 7 penetrate through the front and the back of the body 1, so that airflow and sound are evacuated to the outside from the front and the back of the body 1, and the interference of the outside airflow and sound on the left side and the right side of the body 1 to the capacitor microphone is prevented.
Leading the sound chamber 4 through leading to groove 6 and external intercommunication, as a mode of dredging sound and air current, the accessible does not set up passageway 7, leads the sound chamber 4 and directly communicates with the external world through leading to groove 6.
The miaow head holds the interior perisporium top of chamber 2 and is equipped with the flange 8 that supports the electric capacity miaow head, and the roof of flange 8 holds 2 central slopes downward settings in chamber to the miaow head, makes the air current that gets into miaow head and hold chamber 2 and sound through the roof water conservancy diversion of flange 8 to the electric capacity miaow head, and the reduction sound is lost.
The machine body 1 comprises a front shell 9 and a rear shell 10 which are arranged in a front-rear mode, the front shell 9 and the rear shell 10 are provided with corresponding screw mounting holes 11, and the front shell 9 and the rear shell 10 are fixedly connected through screws.
The machine body 1 is internally provided with a lithium battery, a sound receiving and releasing circuit and a control circuit which are connected.
The upper portion of fuselage 1 front side is equipped with liquid crystal display 12, and the middle part of fuselage 1 front side arranges control button 13, and liquid crystal display 12 is connected with the control circuit electricity, and control button 13 is connected with the control circuit electricity.
The lateral part of fuselage 1 is equipped with external microphone interface 14, and external microphone interface 14 is connected with control circuit, and the bottom of fuselage 1 is equipped with Type-C and connects 15, and Type-C connects 15 and is connected with control circuit.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A wireless microphone, characterized by: the novel microphone comprises a body, the miaow head that holds electric capacity miaow head holds the chamber is seted up at the top of fuselage, the top that the miaow head held the chamber is equipped with a plurality of defeated vocal holes, the bottom that the miaow head held the chamber is equipped with the chamber of leading the sound, the miaow head holds the diapire that the chamber had seted up the hole of leading the sound, the miaow head holds the chamber and passes through lead the sound hole with lead the sound chamber intercommunication, a plurality of logical grooves have been seted up to the lateral wall in chamber of leading the sound, the lateral wall outside in chamber of leading the sound is equipped with the passageway with external intercommunication, lead the groove and.
2. The wireless microphone of claim 1, wherein: the sound transmission holes are uniformly distributed at the top of the microphone accommodating cavity in an annular mode.
3. The wireless microphone of claim 1, wherein: the sound guide cavity is arranged in a cylindrical shape, and the through grooves are annularly and uniformly distributed on the side wall of the sound guide cavity.
4. The wireless microphone of claim 1, wherein: the passageway is located the left and right sides of fuselage, the passageway runs through around the fuselage.
5. The wireless microphone of claim 1, wherein: the sound conduction cavity is communicated with the outside through the through groove.
6. The wireless microphone of claim 1, wherein: the interior perisporium top that the miaow head held the chamber is equipped with the flange that supports electric capacity miaow head, the roof of flange to the miaow head holds the chamber center slope and sets up downwards.
7. The wireless microphone of claim 1, wherein: the fuselage sets up face-piece and drain pan around including, the face-piece is equipped with the screw mounting hole that corresponds with the drain pan, the face-piece passes through screw fixed connection with the drain pan.
8. The wireless microphone of claim 1, wherein: the machine body is internally provided with a lithium battery, a sound receiving and releasing circuit and a control circuit which are connected.
9. The wireless microphone of claim 8, wherein: the upper portion of fuselage front side is equipped with liquid crystal display, the control button has been arranged at the middle part of fuselage front side, liquid crystal display with the control circuit electricity is connected, the control button with the control circuit electricity is connected.
10. The wireless microphone of claim 8, wherein: the lateral part of fuselage is equipped with external microphone interface, external microphone interface with control circuit is connected, the bottom of fuselage is equipped with Type-C and connects, Type-C connect with control circuit is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921482769.6U CN210246994U (en) | 2019-09-07 | 2019-09-07 | Wireless microphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921482769.6U CN210246994U (en) | 2019-09-07 | 2019-09-07 | Wireless microphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210246994U true CN210246994U (en) | 2020-04-03 |
Family
ID=69965395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921482769.6U Active CN210246994U (en) | 2019-09-07 | 2019-09-07 | Wireless microphone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210246994U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110430493A (en) * | 2019-09-07 | 2019-11-08 | 恩平市越普电子科技有限公司 | A kind of wireless microphone |
-
2019
- 2019-09-07 CN CN201921482769.6U patent/CN210246994U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110430493A (en) * | 2019-09-07 | 2019-11-08 | 恩平市越普电子科技有限公司 | A kind of wireless microphone |
| CN110430493B (en) * | 2019-09-07 | 2024-07-02 | 恩平市越普电子科技有限公司 | Wireless microphone |
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