CN220383195U - Vehicle microphone and assembly thereof - Google Patents
Vehicle microphone and assembly thereof Download PDFInfo
- Publication number
- CN220383195U CN220383195U CN202323223160.6U CN202323223160U CN220383195U CN 220383195 U CN220383195 U CN 220383195U CN 202323223160 U CN202323223160 U CN 202323223160U CN 220383195 U CN220383195 U CN 220383195U
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- vehicle
- microphone
- main control
- wireless
- chip
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- 230000005674 electromagnetic induction Effects 0.000 claims abstract description 3
- 238000001514 detection method Methods 0.000 claims description 14
- 230000005389 magnetism Effects 0.000 claims description 2
- 239000000428 dust Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 238000000034 method Methods 0.000 description 6
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Abstract
The application provides a vehicle-mounted microphone and a component thereof, wherein the vehicle-mounted microphone comprises a shell component, a main control board, a rechargeable battery and a wireless receiving coil, wherein the main control board, the rechargeable battery and the wireless receiving coil are arranged in the shell component; the main control board is provided with a main control circuit which is respectively and electrically connected with the rechargeable battery and the wireless receiving coil; the wireless receiving coil is used for receiving electromagnetic energy in an electromagnetic induction mode, converting the electromagnetic energy into electric energy, supplying the electric energy to the main control circuit and charging the rechargeable battery. The vehicle-mounted microphone assembly comprises a vehicle-mounted wireless charger and the vehicle-mounted microphone; the vehicle-mounted wireless charger comprises a wireless transmitting coil and a second magnetic attraction part; the wireless transmitting coil is used for transmitting electromagnetic energy. The vehicle-mounted microphone and the components thereof provided by the application improve the charging compatibility, the water resistance and the dust resistance of the vehicle-mounted microphone.
Description
Technical Field
The application relates to the technical field of vehicle-mounted equipment, in particular to a vehicle-mounted microphone and a component thereof.
Background
For entertainment or other reasons, a sound emitting device such as a microphone is required to be arranged on a mobile carrier such as an automobile, a pleasure boat, etc., and for convenience of use, a wireless connection microphone is preferred. The inside rechargeable battery that is equipped with of wireless connection's microphone, prior art adopts on-vehicle USB interface to charge to the microphone more, and on-vehicle USB's voltage is very unstable, can exist and be less than 5V or be higher than 5V's condition, can exist high-pressure impact or low pressure to the equipment that is charged and can not go into the condition of electricity. And adopt the USB interface to charge to the microphone, the microphone must set up the interface that charges, and when the humiture condition in the car is not good, the humidity can get into inside the microphone through the interface that charges, increases the risk that the microphone internal circuit wets the short circuit, leads to microphone or charger short circuit, exists the risk of burning out the charger. When the USB interface is adopted for charging, the microphone is also connected with the USB interface through a data line, and the use mode is inconvenient.
Although some schemes for wireless charging of a vehicle-mounted microphone exist in the prior art, the schemes still need to set a connection contact on the microphone although the microphone can be charged without a data line, and a special wireless charger needs to be configured, so that the charging compatibility of the microphone is poor, and the moisture-proof and waterproof performances are low.
Disclosure of Invention
Based on this, this application provides a vehicle microphone and subassembly thereof to solve the charging compatibility poor, dampproofing waterproof performance low grade problem of vehicle microphone that exists among the prior art.
In order to achieve the above purpose, the technical solution of the embodiments of the present application is implemented as follows:
on one hand, the embodiment of the application provides a vehicle-mounted microphone, which comprises a shell component, and a main control board, a rechargeable battery and a wireless receiving coil which are arranged in the shell component; the main control board is provided with a main control circuit which is respectively and electrically connected with the rechargeable battery and the wireless receiving coil; the wireless receiving coil is used for receiving electromagnetic energy in an electromagnetic induction mode, converting the electromagnetic energy into electric energy, supplying the electric energy to the main control circuit and charging the rechargeable battery.
In one embodiment, the housing assembly includes a detachably connected microphone housing and handle housing;
the vehicle-mounted microphone further comprises a microphone, a support frame and a first magnetic attraction part;
the support frame is fixed in the handle shell, the miaow head is fixed in the miaow head shell, rechargeable battery, first magnetism inhale portion and wireless receiving coil are fixed in respectively on the support frame.
In one embodiment, the first magnetic attraction part and the wireless receiving coil are arranged at one end of the supporting frame far away from the microphone; or the first magnetic attraction part and the wireless receiving coil are arranged in the middle of the supporting frame.
In one embodiment, the main control circuit comprises a main control chip, an ultrahigh frequency chip and a wireless receiving chip which are respectively and electrically connected with the main control chip; the wireless receiving coil, the rechargeable battery and the ultrahigh frequency chip are respectively and electrically connected with the wireless receiving chip; the ultra-high frequency chip is electrically connected with the microphone.
In one embodiment, the vehicle microphone further comprises an antenna, and the antenna is electrically connected with the ultrahigh frequency chip.
In one embodiment, the main control circuit further comprises a temperature detection circuit, wherein the temperature detection circuit comprises a temperature sensor, and the temperature sensor is used for detecting the temperature of the rechargeable battery and sending the temperature detection result to the main control chip.
In one embodiment, the main control chip includes a judging circuit and a current control circuit, where the judging circuit is configured to obtain a judging result according to the temperature detection result; the current control circuit is used for receiving the judging result and controlling the vehicle-mounted microphone to be normally charged, the current to be reduced to be charged or the wireless charging function to be closed according to the judging result.
In one embodiment, when the judgment result is between 0 and 45 ℃, the current control circuit controls the vehicle-mounted microphone to be charged normally; when the judging result is larger than 45 ℃ and not larger than 65 ℃, the current control circuit controls the vehicle-mounted microphone to reduce the charging current to 20% of the normal charging current; and when the judging and detecting result is smaller than 0 ℃ or larger than 65 ℃, the current control circuit controls the vehicle-mounted microphone to close the wireless charging function.
In another aspect, embodiments of the present application provide an in-vehicle microphone including an in-vehicle wireless charger and as described above; the vehicle-mounted wireless charger comprises a wireless transmitting coil and a second magnetic attraction part; the wireless transmitting coil is used for transmitting electromagnetic energy.
In one embodiment, the vehicle-mounted wireless charger further comprises a main control module, a power supply module and a wireless transmitting chip; the power supply module is respectively and electrically connected with the wireless transmitting chip and the main control module; the wireless transmitting chip is respectively and electrically connected with the main control module and the wireless transmitting coil.
The application has at least the following beneficial effects: the vehicle-mounted microphone provided by the embodiment of the application comprises a wireless receiving coil, wherein the wireless receiving coil can receive electromagnetic energy emitted by a wireless charger, converts the electromagnetic energy into electric energy and then supplies power for a main control circuit, and charges a rechargeable battery. The charging mode realizes real wireless charging, a connection structure such as a contact is not required to be arranged on the vehicle-mounted microphone, the vehicle-mounted microphone is not required to be connected with the wireless charger, and the vehicle-mounted microphone is not required to be connected with a USB interface in a vehicle through a data line, so that the charging mode is very flexible and convenient. And the circuit part is totally arranged inside the shell component, so that the waterproof and moistureproof performances of the vehicle-mounted microphone are improved, the quality and the service life of the vehicle-mounted microphone are improved, and the stability and the reliability of the system are enhanced.
Drawings
Fig. 1 is a schematic structural diagram of an in-vehicle wireless charger according to an embodiment of the present application.
Fig. 2 is a schematic diagram of the overall structure of the vehicle microphone according to the embodiment of the application.
Fig. 3 is an exploded view of the car microphone of fig. 2.
Fig. 4 is a schematic cross-sectional structure of the car microphone of fig. 2.
Fig. 5 is a schematic diagram of a connection structure of a master circuit according to an embodiment of the present application.
The meaning of the various reference numerals in the drawings is as follows:
10. a vehicle microphone; 11. a housing assembly; 111. a microphone housing; 112. a handle housing; 12. balancing weight; 13. a main control board; 14. a microphone; 15. a support frame; 16. a rechargeable battery; 17. a wireless receiving coil; 18. a first magnetic attraction part;
20. an on-board wireless charger.
Detailed Description
The technical scheme of the application is further elaborated below by referring to the drawings in the specification and the specific 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 application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the implementations of the present application. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
In the description of the present application, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present application and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application. In the description of the present application, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.
The vehicle-mounted microphone assembly of the embodiment of the present application includes a vehicle-mounted wireless charger 20 and a vehicle-mounted microphone 10.
As shown in fig. 1, the in-vehicle wireless charger 20 of the present embodiment includes a main control module, a power module, a wireless transmitting chip, a wireless transmitting coil, and a second magnetic attraction portion (not shown). The power module is used for being connected with an external power supply to supply power for the vehicle-mounted wireless charger 20, and is respectively and electrically connected with the wireless transmitting chip and the main control module. The wireless transmitting chip is respectively and electrically connected with the main control module and the wireless transmitting coil. The main control module in this embodiment is an MCU, and the wireless transmitting coil is connected with the power module through the wireless transmitting chip, and is used for converting electric energy into electromagnetic energy and externally transmitting the electromagnetic energy. The second magnetic attraction portion of the present embodiment may be a member having magnetic attraction such as a magnet. The vehicle-mounted wireless charger 20 of the embodiment can be used for wireless chargers of electronic devices such as mobile phones and smart watches, and the number of vehicle-mounted devices can be reduced without additional equipment, so that the input cost of the devices is reduced.
As shown in fig. 2 to 4, the vehicle-mounted microphone 10 of the present embodiment includes a housing assembly 11, a support frame 15, a main control board 13, a rechargeable battery 16, a wireless receiving coil 17, a microphone 14, a weight 12, and a first magnetic attraction portion 18.
The housing assembly 11 includes a detachably connected microphone housing 111 and a handle housing 112. The microphone 14 is disposed in the microphone housing 111, and the support 15, the main control board 13, the rechargeable battery 16, the wireless receiving coil 17, the weight 12 and the first magnetic attraction portion 18 are all disposed in the handle housing 112.
The support 15 is fixedly connected with the handle housing 112, and the rechargeable battery 16, the first magnetic attraction part 18, the counterweight 12 and the wireless receiving coil 17 are respectively fixed on the support 15. In this embodiment, the rechargeable battery 16 is a rechargeable lithium battery, and the weight 12 is beneficial to stably place and hold the vehicle microphone 10 in order to adjust the overall center of gravity of the vehicle microphone 10. The first magnetic attraction portion 18 may be a component having magnetic attraction capability such as a magnet, and the first magnetic attraction portion 18 is used for attracting with the second magnetic attraction portion to fix the car microphone 10 to the car wireless charger 20. The first magnetic attraction portion 18 and the wireless receiving coil 17 are both disposed at one end of the support 15 far away from the microphone 14, so that the vehicle-mounted microphone 10 can be magnetically attracted and fixed with the vehicle-mounted wireless charger 20 when the one end of the microphone 14 is vertically placed upwards, and meanwhile, the wireless receiving coil 17 is close to a wireless transmitting coil of the vehicle-mounted wireless charger 20. In other embodiments, the first magnetic attraction portion 18 and the wireless receiving coil 17 may be disposed in the middle of the supporting frame 15, so that the two portions are disposed transversely along the length direction of the handle housing 112, and the counterweight 12 may also be replaced with the mounting position to adjust the center of gravity of the vehicle microphone 10, so that the vehicle microphone 10 can be magnetically attracted and fixed when being placed on the vehicle wireless charger 20 along the horizontal direction, and the wireless receiving coil 17 is close to the wireless transmitting coil.
As shown in fig. 5, the main control circuit includes a main control chip, an ultra-high frequency chip and a wireless receiving chip, which are electrically connected with the main control chip, respectively. The wireless receiving coil 17, the rechargeable battery 16 and the ultra-high frequency chip are respectively and electrically connected with the wireless receiving chip; the uhf chip is electrically connected to the microphone 14. The main control chip in the embodiment is MCU, and the ultra-high frequency chip is UHF.
In some embodiments, the car microphone 10 may also include an antenna, which is electrically connected to the uhf chip.
To ensure the safety and stability of the vehicle microphone 10, in some embodiments, a temperature detection circuit may be further disposed on the main control board 13, where the temperature detection circuit is electrically connected to the main control chip, and the temperature detection circuit includes a temperature sensor, where the temperature sensor is used to detect the temperature of the rechargeable battery 16, and send the temperature detection result to the main control chip. The temperature sensor of the present embodiment is an NTC temperature sensor.
The main control chip comprises a judging circuit and a current control circuit, wherein the judging circuit is used for obtaining a judging result according to the temperature detection result; the current control circuit is configured to receive the determination result, and control the vehicle microphone 10 to charge normally, reduce current charging, or turn off the wireless charging function according to the determination result. When the judgment result is between 0 and 45 ℃, the current control circuit controls the vehicle-mounted microphone 10 to charge normally; when the judgment result is more than 45 ℃ and not more than 65 ℃, the current control circuit controls the vehicle-mounted microphone 10 to reduce the charging current to 20% of the normal charging current; when the detection result is judged to be smaller than 0 ℃ or larger than 65 ℃, the current control circuit controls the vehicle-mounted microphone 10 to close the wireless charging function. The charging circuit is cut off when the temperature of the battery is too high or too low, the battery is charged rapidly when the temperature of the battery is in a normal range, and the battery is charged slowly when the temperature of the battery is in a higher working temperature.
According to the vehicle-mounted microphone and the components thereof, the vehicle-mounted microphone is charged in a wireless mode, the vehicle-mounted microphone is not affected by the voltage instability of the vehicle-mounted USB interface, meanwhile, the charging port of the microphone is omitted, the dustproof and waterproof performance of the vehicle-mounted microphone is enhanced, and the charging mode is simplified. The vehicle-mounted microphone assembly of the embodiment can be compatible with wireless chargers of other electronic devices, so that the input cost and the use quantity of the vehicle-mounted devices are reduced. The charging device does not need to use a traditional data line for charging, is convenient to use, and reduces the input cost of accessories. The surge impact of the vehicle-mounted microphone by the vehicle-mounted microphone system can be reduced by adopting a wireless charging mode, the damage risk of the vehicle-mounted microphone is reduced, and the service life of the vehicle-mounted microphone is prolonged. The vehicle-mounted microphone can also be charged in a variable current mode, the magnitude and the on-off of the charging current are controlled according to the temperature of the rechargeable battery, the effects of protecting the lithium battery and prolonging the service life of the lithium battery are achieved, and meanwhile, the safety and the stability of the device are enhanced.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The foregoing is merely specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the present application, and the changes and substitutions are intended to be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (9)
1. A vehicle microphone, characterized in that: the portable wireless power device comprises a shell assembly, a main control board, a rechargeable battery and a wireless receiving coil, wherein the main control board, the rechargeable battery and the wireless receiving coil are arranged in the shell assembly; the main control board is provided with a main control circuit which is respectively and electrically connected with the rechargeable battery and the wireless receiving coil; the wireless receiving coil is used for receiving electromagnetic energy in an electromagnetic induction mode, converting the electromagnetic energy into electric energy, supplying the electric energy to the main control circuit and charging the rechargeable battery.
2. The vehicle microphone of claim 1, wherein: the shell assembly comprises a microphone shell and a handle shell which are detachably connected;
the vehicle-mounted microphone further comprises a microphone, a support frame and a first magnetic attraction part;
the support frame is fixed in the handle shell, the miaow head is fixed in the miaow head shell, rechargeable battery, first magnetism inhale portion and wireless receiving coil are fixed in respectively on the support frame.
3. The vehicle microphone of claim 2, wherein: the first magnetic attraction part and the wireless receiving coil are arranged at one end of the support frame far away from the microphone; or the first magnetic attraction part and the wireless receiving coil are arranged in the middle of the supporting frame.
4. The vehicle microphone of claim 2, wherein: the main control circuit comprises a main control chip, an ultrahigh frequency chip and a wireless receiving chip which are respectively and electrically connected with the main control chip; the wireless receiving coil, the rechargeable battery and the ultrahigh frequency chip are respectively and electrically connected with the wireless receiving chip; the ultra-high frequency chip is electrically connected with the microphone.
5. The vehicle microphone of claim 4, wherein: the antenna is electrically connected with the ultrahigh frequency chip.
6. The vehicle microphone of claim 4, wherein: the main control circuit further comprises a temperature detection circuit, the temperature detection circuit comprises a temperature sensor, and the temperature sensor is used for detecting the temperature of the rechargeable battery and sending a temperature detection result to the main control chip.
7. The vehicle microphone of claim 6, wherein: the main control chip comprises a judging circuit and a current control circuit, and the judging circuit is used for obtaining a judging result according to the temperature detection result; the current control circuit is used for receiving the judging result and controlling the vehicle-mounted microphone to be normally charged, the current to be reduced to be charged or the wireless charging function to be closed according to the judging result.
8. A vehicle-mounted microphone assembly, characterized by: comprising an in-vehicle wireless charger and an in-vehicle microphone according to any of claims 1 to 7; the vehicle-mounted wireless charger comprises a wireless transmitting coil and a second magnetic attraction part; the wireless transmitting coil is used for transmitting electromagnetic energy.
9. The in-vehicle microphone assembly of claim 8, wherein: the vehicle-mounted wireless charger also comprises a main control module, a power supply module and a wireless transmitting chip; the power supply module is respectively and electrically connected with the wireless transmitting chip and the main control module; the wireless transmitting chip is respectively and electrically connected with the main control module and the wireless transmitting coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323223160.6U CN220383195U (en) | 2023-11-29 | 2023-11-29 | Vehicle microphone and assembly thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323223160.6U CN220383195U (en) | 2023-11-29 | 2023-11-29 | Vehicle microphone and assembly thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220383195U true CN220383195U (en) | 2024-01-23 |
Family
ID=89570713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323223160.6U Active CN220383195U (en) | 2023-11-29 | 2023-11-29 | Vehicle microphone and assembly thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220383195U (en) |
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2023
- 2023-11-29 CN CN202323223160.6U patent/CN220383195U/en active Active
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