CN210075577U - High-temperature-resistant waterproof microphone - Google Patents
High-temperature-resistant waterproof microphone Download PDFInfo
- Publication number
- CN210075577U CN210075577U CN201921345694.7U CN201921345694U CN210075577U CN 210075577 U CN210075577 U CN 210075577U CN 201921345694 U CN201921345694 U CN 201921345694U CN 210075577 U CN210075577 U CN 210075577U
- Authority
- CN
- China
- Prior art keywords
- fixing
- high temperature
- temperature resistant
- microphone
- water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
A high temperature resistant waterproof microphone comprising: the protection shell is arranged on the fixing component, and the sound transmission main body is accommodated in the protection shell and the fixing component; one end of the protective shell is provided with a plurality of sound inlets, one end of the protective shell is provided with a plurality of positioning grooves, and the other end of the protective shell is provided with a packaging fixing port; the fixing component is arranged on the protection shell and used for covering the packaging fixing port, the fixing component comprises a fixing pressing ring and a water-proof net, the fixing pressing ring is arranged on the protection shell, the water-proof net is arranged on the fixing pressing ring, and a connecting hole is formed in the water-proof net; the utility model discloses it is better to have water-proof effects, and dustproof effect is better, and it is more convenient to install, and the radiating effect is better, and high temperature resistant effect is better and shielding outside electromagnetic interference effect is better.
Description
Technical Field
The utility model relates to a microphone technical field especially relates to a high temperature resistant waterproof microphone.
Background
Currently, a microphone is an electronic device for transmitting sound, mainly used for converting a sound signal into an electric signal, and is one of microphones, and the most used microphone in electro-acoustic products is mainly a condenser microphone. For example, the mobile phone and the microphone mostly adopt a condenser microphone, and the microphone has the advantages of simple structure, small volume and good performance. The capacitor microphone is a microphone which can change energy by capacitance change, a capacitor is composed of a gold-plated vibrating diaphragm and a polar plate, when sound waves are transmitted to the gold-plated vibrating diaphragm through a sound inlet hole on a shell, the capacitance change is caused by the vibration of the gold-plated vibrating diaphragm, so that a current signal is generated, and the purpose of sound-electricity conversion is realized.
Generally, a condenser microphone has high sensitivity and poor environmental adaptability, and when the microphone is used in a place with high environmental humidity, the internal parts of the microphone are affected by humid air to condense mist-like water vapor, so that the impedance between two electrodes of the condenser microphone is reduced, electric leakage is caused, the sensitivity is reduced, and the noise is increased. The microphone generates heat during operation, internal heat is generated, the performance of the microphone is affected, and the sound quality of received sound is poor.
However, the existing microphone still has the following problems: the waterproof effect is relatively poor, and dustproof effect is relatively poor, and the installation is relatively complicated, damages internal component easily, and the radiating effect is relatively poor high temperature resistant and shields outside electromagnetic interference effect relatively poor.
Disclosure of Invention
Based on this, it is necessary to design a high temperature resistant waterproof microphone that waterproof effect is better, and dustproof effect is better, simple to operate, and the radiating effect is better, and high temperature resistant effect is better and shielding outside electromagnetic interference effect is better.
A high temperature resistant waterproof microphone comprising: the sound transmission device comprises a protection shell, a sound transmission main body and a fixing assembly, wherein the protection shell is arranged on the fixing assembly, and the sound transmission main body is contained in the protection shell and the fixing assembly;
one end of the protective shell is provided with a plurality of sound inlets, one end of the protective shell is provided with a plurality of positioning grooves, and the other end of the protective shell is provided with a packaging fixing port;
the fixing component is arranged on the protection shell and used for covering the packaging fixing port, the fixing component comprises a fixing pressing ring and a water-proof net, the fixing pressing ring is arranged on the protection shell, the water-proof net is arranged on the fixing pressing ring, and a connecting hole is formed in the water-proof net;
the acoustic main body comprises a graphite radiating film, a separation net piece, a gasket, a gold-plating vibrating diaphragm, a copper polar plate, a polar ring, an insulating back polar plate and a transmission electrode, the graphite radiating film is arranged in the protective shell, the outer side wall of the graphite radiating film is attached to the inner side wall of the protective shell, the separation net piece is arranged on the inner side wall of the protective shell, the separation net piece is used for covering the sound inlet, the gasket is attached to one side face of the separation net piece away from the sound inlet, the gold-plating vibrating diaphragm is attached to one side face of the gasket away from the separation net piece, the copper polar plate is attached to one side face of the gold-plating vibrating diaphragm away from the gasket, a vibration groove is formed in the copper polar plate, a mounting hole is formed in the copper polar plate, and the polar ring is attached to one side face of the, the insulating back plate is attached to one side face, away from the copper polar plate, of the polar ring, a center hole is formed in the insulating back plate, a plurality of air holes are formed in the insulating back plate, a plurality of water separating grooves are formed in the insulating back plate, the insulating back plate is connected with the fixing assembly, the transmission electrodes penetrate through the connecting hole, the center hole and the polar ring respectively, and one end of each transmission electrode is fixed on the mounting hole.
In one embodiment, the protective housing has a hollow cylindrical structure.
In one embodiment, the graphite heat dissipation film has a circular ring structure.
In one embodiment, the barrier mesh has a hollow structure.
In one embodiment, the barrier web comprises an upper barrier web and a lower barrier web, the upper barrier web and the lower barrier web being arranged parallel to each other.
In one embodiment, a plurality of fixing clamping protrusions are mounted on the inner side wall of the protection shell, a plurality of fixing clamping grooves are formed in the fixing pressing ring, and the fixing clamping protrusions are correspondingly clamped in the fixing clamping grooves one by one.
In one embodiment, the gasket has a ring-shaped structure, and a frosted layer is arranged on the surface of the gasket.
In one embodiment, the copper plate has a circular sheet-like structure.
In one embodiment, each of the air holes is distributed on the insulating back plate in a rectangular array.
In one embodiment, the insulating back plate has a circular sheet-like structure.
According to the high-temperature-resistant waterproof microphone, the protective shell, the sound transmission main body and the fixing component are arranged, the graphite heat dissipation film is arranged in the protective shell, the outer side wall of the graphite heat dissipation film is attached to the inner side wall of the protective shell, the graphite heat dissipation film has the functions of heat dissipation and high temperature resistance, the graphite heat dissipation film enables the interior of the microphone to conduct heat uniformly to disperse heat, high temperature is not easy to generate to damage the sound transmission main body, the high-temperature-resistant effect is achieved, the external electromagnetic shielding effect is achieved, the microphone is prevented from being influenced by external electromagnetism to work normally, and the stability of the microphone is improved; the separation mesh is arranged on the inner side wall of the protection shell and used for covering the sound inlet, and has the function of protecting the sound transmission main body, so that the microphone is prevented from being out of order due to the fact that water and dust enter the microphone, and the stability of the microphone is improved; the utility model discloses it is better to have water-proof effects, and dustproof effect is better, and it is more convenient to install, and the radiating effect is better, and high temperature resistant effect is better and shielding outside electromagnetic interference effect is better.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural view of a high temperature resistant and waterproof microphone according to an embodiment of the present invention;
FIG. 2 is a schematic view of the high temperature resistant waterproof microphone shown in FIG. 1 from another perspective;
FIG. 3 is a cross-sectional view of the high temperature resistant waterproof microphone shown in FIG. 1 taken along line A-A;
fig. 4 is a schematic structural view of a copper plate of a high temperature resistant waterproof microphone according to an embodiment of the present invention;
fig. 5 is a schematic structural view of an insulating back plate of a high temperature resistant waterproof microphone according to an embodiment of the present invention.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In one embodiment, a high temperature resistant waterproof microphone includes: the sound transmission device comprises a protection shell, a sound transmission main body and a fixing assembly, wherein the protection shell is arranged on the fixing assembly, and the sound transmission main body is contained in the protection shell and the fixing assembly; one end of the protective shell is provided with a plurality of sound inlets, one end of the protective shell is provided with a plurality of positioning grooves, and the other end of the protective shell is provided with a packaging fixing port; the fixing component is arranged on the protection shell and used for covering the packaging fixing port, the fixing component comprises a fixing pressing ring and a water-proof net, the fixing pressing ring is arranged on the protection shell, the water-proof net is arranged on the fixing pressing ring, and a connecting hole is formed in the water-proof net; the microphone comprises a sound transmission main body and is characterized in that the sound transmission main body comprises a graphite heat dissipation film, a separation net piece, a gasket, a gold-plated vibrating diaphragm, a copper polar plate, a polar ring, an insulating back polar plate and a transmission electrode, wherein the graphite heat dissipation film is arranged in the protective shell, the outer side wall of the graphite heat dissipation film is attached to the inner side wall of the protective shell, the graphite heat dissipation film has the functions of heat dissipation and high temperature resistance, the graphite heat dissipation film enables the interior of the microphone to conduct heat uniformly to disperse heat, high temperature is not easy to generate to damage the sound transmission main body, the high temperature resistance effect is achieved, the external electromagnetic shielding effect is achieved, the microphone is prevented from being; the separation mesh is arranged on the inner side wall of the protection shell and used for covering the sound inlet, and has the function of protecting the sound transmission main body, so that the microphone is prevented from being out of order due to the fact that water and dust enter the microphone, and the stability of the microphone is improved; the gasket is attached to one side surface of the separation net sheet far away from the sound inlet, the gold-plated vibrating diaphragm is attached to one side surface of the gasket far away from the separation net sheet, the copper polar plate is attached to one side surface of the gold-plated vibrating diaphragm, which is far away from the gasket, the copper polar plate is provided with a vibration groove, the copper polar plate is provided with a mounting hole, the polar ring is attached to one side surface of the copper polar plate away from the gold-plating vibrating diaphragm, the insulating back polar plate is attached to one side surface of the polar ring away from the copper polar plate, a central hole is arranged on the insulating back polar plate, the insulating back plate is provided with a plurality of air holes, the insulating back plate is provided with a plurality of water separating grooves, the insulating back plate is connected with the fixing assembly, the transmission electrode is respectively arranged in the connecting hole, the central hole and the polar ring in a penetrating mode, and one end of the transmission electrode is fixed on the mounting hole; the utility model discloses it is better to have water-proof effects, and dustproof effect is better, and it is more convenient to install, and the radiating effect is better, and high temperature resistant effect is better and shielding outside electromagnetic interference effect is better.
In order to better explain the above-mentioned high temperature resistant waterproof microphone and to better understand the concept of the above-mentioned high temperature resistant waterproof microphone, please refer to fig. 1 to 5, a high temperature resistant waterproof microphone 10 includes a protection casing 100, a sound transmission main body 200 and a fixing component 300, wherein the protection casing 100 is disposed on the fixing component 300, the sound transmission main body 200 is accommodated in the protection casing 100 and the fixing component 300, and the sound transmission main body 200 is used for playing a sound transmission function.
Referring to fig. 1 to 5, one end of the protection casing 100 is provided with a plurality of sound inlets 110, and the sound inlets 110 are used for transmitting sound in an external environment into the sound transmission main body 200, so that the sound quality of the microphone is improved; one end of the protection shell 100 is provided with a plurality of positioning grooves 120, and the positioning grooves 120 have a positioning function, so that a user is prevented from shaking when using the microphone to influence the tone quality of the microphone, noise is not easy to generate, and the stability of the microphone is improved; the other end of the protection casing 100 is provided with a packaging fixing port (not shown), and when the microphone is assembled, the sound transmission main body 200 enters the protection casing 100 through the packaging fixing port, so that the sound transmission main body 200 is packaged and fixed, and the stability of the microphone is improved.
Referring to fig. 1 to 5, the fixing element 300 is disposed on the protection casing 100, the fixing element 300 is configured to cover the package fixing opening, the fixing element 300 includes a fixing pressing ring 310 and a water-proof net 320, the fixing pressing ring 310 is disposed on the protection casing 100, the fixing pressing ring 310 has a fixing function, and the fixing pressing ring 310 is configured to fix the sound transmission main body 200, so as to prevent the sound transmission main body 200 from shaking and improve stability of the microphone; the water insulation net 320 is arranged on the fixed pressing ring 310, the water insulation net 320 has a water insulation effect, and the water insulation net 320 can prevent water vapor from entering the microphone to damage the sound transmission main body 200, so that the microphone works more stably, and the service life of the microphone is prolonged; the water-proof net 320 is provided with connecting holes (not shown), the connecting holes have the function of connection and fixation, and the connecting holes enable the water-proof net 320 to be more stable and not easy to fall off.
Referring to fig. 1 to 5, the sound transmission main body 200 includes a graphite heat dissipation film 210, a blocking mesh 220, a gasket 230, a gold-plated vibrating diaphragm 240, a copper plate 250, a polar ring 260, an insulating back plate 270, and a transmission electrode 280, the graphite heat dissipation film 210 is disposed in the protective casing 100, an outer side wall of the graphite heat dissipation film 210 is attached to an inner side wall of the protective casing 100, the graphite heat dissipation film 210 has heat dissipation and high temperature resistance, the graphite heat dissipation film 210 allows heat to be uniformly conducted inside the microphone to disperse heat, and the sound transmission main body 200 is not easily damaged by high temperature, so that the high temperature resistance is achieved, and an external electromagnetic shielding function is provided, so that external electromagnetic waves are prevented from affecting normal operation of the microphone, and stability of the microphone is improved; the blocking mesh 220 is arranged on the inner side wall of the protection shell 100, the blocking mesh 220 is used for covering the sound inlet 110, the blocking mesh 220 has the function of protecting the sound transmission main body, water and dust are prevented from entering the interior of the microphone to cause the failure of the microphone, and the stability of the microphone is improved; the gasket 230 is attached to a side of the barrier mesh 220 away from the sound inlet 110, the gasket 230 has a supporting function, and the gasket 230 can support the distance between the gold-plated diaphragm 240 and the barrier mesh 220, leaving a gap to provide a space for the gold-plated diaphragm 240, so as to change the capacitance; the gold-plated vibrating diaphragm 240 is attached to a side surface of the gasket 230 away from the blocking mesh 220, and when the gold-plated vibrating diaphragm 240 vibrates, a distance between the gold-plated vibrating diaphragm 240 and the copper plate 250 changes, so that a sound wave signal is converted into an electrical signal, and the generated electrical signal is output through the copper plate 250; the copper plate 250 is attached to a side surface of the gold-plated vibrating diaphragm 240 away from the gasket 230, a vibration groove 251 is formed in the copper plate 250, the vibration groove 251 allows a distance to be reserved between the gold-plated vibrating diaphragm 240 and the copper plate 250, a space is provided for the gold-plated vibrating diaphragm 240, when the gold-plated vibrating diaphragm 240 vibrates, the effect of converting a sound wave signal into an electric signal is better, and the performance of the microphone is improved; the copper plate 250 is provided with a mounting hole 252, and the mounting hole 252 has the function of fixing the transmission electrode 280, so that the transmission electrode 280 is more stable and is not easy to fall off; the polar ring 260 is attached to one side surface of the copper polar plate 250 away from the gold-plated vibrating diaphragm 240, and the polar ring 260 is used for connecting the copper polar plate 250 and the insulating back polar plate 270 and plays a role in supporting; the insulating back plate 270 is attached to one side surface of the polar ring 260 away from the copper polar plate 250, a central hole 271 is formed in the insulating back plate 270, and the central hole 271 is used for being connected with the transmission electrode 280 to play a role in fixing; a plurality of air holes 272 are formed in the insulating back plate 270, and the air holes 272 have an air-permeable function, so that the interior of the microphone can be communicated with the external environment, and the microphone can normally work and has a heat dissipation function; a plurality of water isolating grooves 273 are formed in the insulating back plate 270, the water isolating grooves 273 have a water isolating function, when a small amount of water enters the sound transmission main body 200, the water flows into the water isolating grooves 273, so that the phenomenon that the water contacts the electrodes to cause electric leakage is prevented, the sound transmission performance is reduced, and the performance of the microphone is ensured; the insulating back plate 270 is connected with the fixed component 300, so that the insulating back plate 270 is more stable, vibration between the fixed component 300 and the insulating back plate 270 can be reduced, the sound quality of the microphone can be better, noise generated by vibration is reduced, and the stability of the microphone is improved; the transmission electrode 280 is respectively disposed through the connection hole, the central hole 271 and the polar ring 260, one end of the transmission electrode 280 is fixed to the mounting hole 252, and the transmission electrode 280 is used for transmitting the electrical signal output by the copper polar plate 250.
In one embodiment, the protective housing has a hollow cylindrical structure; for another example, the graphite heat dissipation film has a circular ring structure; as another example, the barrier mesh has a hollow structure; for another example, the blocking mesh comprises an upper blocking mesh and a lower blocking mesh, and the upper blocking mesh and the lower blocking mesh are arranged in parallel, so that water and dust can be better blocked, the water and dust are prevented from entering the sound transmission main body, and the stability of the microphone is improved; if, install a plurality of fixing clip protruding on the inside wall of protection casing, set up a plurality of fixed slot on the fixed clamping ring, each the protruding one-to-one joint of fixing clip is in each fixed slot, thereby it is more convenient to install like this, and fixed more stable is difficult to damage the microphone, thereby can not damage microphone inner element because of the high temperature that the soldering produced, has improved the stability of microphone, like this, is favorable to overall structure's stability.
In one embodiment, the gasket has a circular ring-shaped structure, and a frosted layer is arranged on the surface of the gasket, so that the separation mesh and the gold-plated vibrating diaphragm are not easy to shake, the tone quality of the microphone is improved, the generation of noise is reduced, and the performance of the microphone is more stable; as another example, the copper plate has a circular sheet-like structure; for another example, each of the air holes is distributed on the insulating back plate in a rectangular array, so that the sound transmission main body can be communicated with the external environment, the tone quality of the microphone is improved, the heat dissipation performance can be enhanced, the microphone has a high-temperature resistance effect, and the stability of the microphone is improved; as another example, the insulating back plate has a circular sheet-like structure, which is beneficial to the stability of the whole structure.
According to the high-temperature-resistant waterproof microphone 10, the protective shell 100, the sound transmission main body 200 and the fixing component 300 are arranged, the graphite heat dissipation film 210 is arranged in the protective shell 100, the outer side wall of the graphite heat dissipation film 210 is attached to the inner side wall of the protective shell 100, the graphite heat dissipation film has the functions of heat dissipation and high temperature resistance, the graphite heat dissipation film 210 enables the interior of the microphone to conduct heat uniformly to disperse heat, high temperature is not easy to generate to damage the sound transmission main body 200, the high-temperature-resistant function is achieved, the external electromagnetic shielding function is achieved, the microphone is prevented from being influenced by external electromagnetic waves to work normally, and the stability of the microphone is improved; the blocking mesh 220 is arranged on the inner side wall of the protection shell 100, the blocking mesh 220 is used for covering the sound inlet 110, the blocking mesh 220 has the function of protecting the sound transmission main body, water and dust are prevented from entering the interior of the microphone to cause the failure of the microphone, and the stability of the microphone is improved; the utility model discloses it is better to have water-proof effects, and dustproof effect is better, and it is more convenient to install, and the radiating effect is better, and high temperature resistant effect is better and shielding outside electromagnetic interference effect is better.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above embodiments are only intended to illustrate some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A high temperature resistant waterproof microphone, comprising: the sound transmission device comprises a protection shell, a sound transmission main body and a fixing assembly, wherein the protection shell is arranged on the fixing assembly, and the sound transmission main body is contained in the protection shell and the fixing assembly;
one end of the protective shell is provided with a plurality of sound inlets, one end of the protective shell is provided with a plurality of positioning grooves, and the other end of the protective shell is provided with a packaging fixing port;
the fixing component is arranged on the protection shell and used for covering the packaging fixing port, the fixing component comprises a fixing pressing ring and a water-proof net, the fixing pressing ring is arranged on the protection shell, the water-proof net is arranged on the fixing pressing ring, and a connecting hole is formed in the water-proof net;
the acoustic main body comprises a graphite radiating film, a separation net piece, a gasket, a gold-plating vibrating diaphragm, a copper polar plate, a polar ring, an insulating back polar plate and a transmission electrode, the graphite radiating film is arranged in the protective shell, the outer side wall of the graphite radiating film is attached to the inner side wall of the protective shell, the separation net piece is arranged on the inner side wall of the protective shell, the separation net piece is used for covering the sound inlet, the gasket is attached to one side face of the separation net piece away from the sound inlet, the gold-plating vibrating diaphragm is attached to one side face of the gasket away from the separation net piece, the copper polar plate is attached to one side face of the gold-plating vibrating diaphragm away from the gasket, a vibration groove is formed in the copper polar plate, a mounting hole is formed in the copper polar plate, and the polar ring is attached to one side face of the, the insulating back plate is attached to one side face, away from the copper polar plate, of the polar ring, a center hole is formed in the insulating back plate, a plurality of air holes are formed in the insulating back plate, a plurality of water separating grooves are formed in the insulating back plate, the insulating back plate is connected with the fixing assembly, the transmission electrodes penetrate through the connecting hole, the center hole and the polar ring respectively, and one end of each transmission electrode is fixed on the mounting hole.
2. The high temperature resistant waterproof microphone according to claim 1, wherein the protective case has a hollow cylindrical structure.
3. The high temperature resistant waterproof microphone according to claim 1, wherein the graphite heat dissipation film has a circular ring-shaped structure.
4. The high temperature resistant waterproof microphone according to claim 1, wherein the barrier mesh has a hollow structure.
5. The high temperature resistant and waterproof microphone according to claim 4, wherein the barrier mesh includes an upper barrier mesh and a lower barrier mesh, and the upper barrier mesh and the lower barrier mesh are arranged in parallel with each other.
6. The high temperature resistant waterproof microphone according to claim 1, wherein a plurality of fixing protrusions are installed on an inner side wall of the protection case, a plurality of fixing grooves are formed in the fixing pressure ring, and the fixing protrusions are correspondingly engaged with the fixing grooves.
7. The high temperature resistant waterproof microphone according to claim 1, wherein the gasket has a circular ring-shaped structure, and a frosted layer is provided on a surface of the gasket.
8. The high temperature resistant waterproof microphone according to claim 1, wherein the copper plate has a circular sheet-like structure.
9. The high temperature resistant and waterproof microphone according to claim 1, wherein each of the air holes is distributed in a rectangular array on the insulating back plate.
10. The high temperature resistant waterproof microphone according to claim 1, wherein the insulating back plate has a circular sheet-like structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921345694.7U CN210075577U (en) | 2019-08-19 | 2019-08-19 | High-temperature-resistant waterproof microphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921345694.7U CN210075577U (en) | 2019-08-19 | 2019-08-19 | High-temperature-resistant waterproof microphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210075577U true CN210075577U (en) | 2020-02-14 |
Family
ID=69431175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921345694.7U Active CN210075577U (en) | 2019-08-19 | 2019-08-19 | High-temperature-resistant waterproof microphone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210075577U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113421774A (en) * | 2021-06-21 | 2021-09-21 | 哈尔滨工业大学 | Clamp for manufacturing capacitor from graphene suspension film |
-
2019
- 2019-08-19 CN CN201921345694.7U patent/CN210075577U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113421774A (en) * | 2021-06-21 | 2021-09-21 | 哈尔滨工业大学 | Clamp for manufacturing capacitor from graphene suspension film |
| CN113421774B (en) * | 2021-06-21 | 2022-07-08 | 哈尔滨工业大学 | Clamp for manufacturing capacitor from graphene suspension film |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8428285B2 (en) | Microphone screen with common mode interference reduction | |
| EP1677572B1 (en) | Waterproof microphone | |
| CN218679379U (en) | Vibration sensor | |
| CN106412777B (en) | Mobile terminal | |
| CN218679382U (en) | Vibration sensor | |
| CN210075577U (en) | High-temperature-resistant waterproof microphone | |
| CN113141566A (en) | Pickup assembly for microphone, bone conduction microphone and electronic product | |
| CN114374920A (en) | Bone conduction microphone | |
| JP4087784B2 (en) | Microphone | |
| KR102339558B1 (en) | Microphone unit | |
| CN216820088U (en) | Circuit board assembly and electret microphone | |
| CN115396764A (en) | Acoustic structure of pickup | |
| CN215773497U (en) | Active noise reduction Bluetooth headset | |
| CN218679381U (en) | Vibration sensor | |
| CN210807650U (en) | Waterproof dustproof antivibration silicon material microphone | |
| CN201134931Y (en) | Uni-directional microphone | |
| CN217011189U (en) | Microphone structure and electronic equipment | |
| CN111083619A (en) | Loudspeaker | |
| CN214675666U (en) | Microphone | |
| CN219982119U (en) | Electronic cigarette | |
| CN215187372U (en) | Electret microphone | |
| CN218998120U (en) | Waterproof television | |
| JP2005244834A (en) | Mounting structure of microphone unit and electronic device, and mounting method of microphone unit | |
| CN214381394U (en) | MIC module and electronic equipment | |
| CN218734957U (en) | Microphone and electronic equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |