CN208351926U - Charger circuit and Mobile phone charger for car - Google Patents
Charger circuit and Mobile phone charger for car Download PDFInfo
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- CN208351926U CN208351926U CN201820665109.0U CN201820665109U CN208351926U CN 208351926 U CN208351926 U CN 208351926U CN 201820665109 U CN201820665109 U CN 201820665109U CN 208351926 U CN208351926 U CN 208351926U
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 31
- 238000012544 monitoring process Methods 0.000 claims description 21
- 230000005236 sound signal Effects 0.000 claims description 8
- 230000009466 transformation Effects 0.000 abstract 3
- 238000010586 diagram Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
It includes MCU, power input interface, voltage output interface, voice collection device, speech recognition module, voltage transformation module, voice output module and observation circuit that the utility model, which discloses a kind of charger circuit and Mobile phone charger for car, the charger circuit,；Speech recognition module is connected between voice collection device and MCU；Voltage transformation module is connected between power input interface and voltage output interface；MCU connects voltage transformation module through observation circuit, and collected running parameter is fed back to MCU by the running parameter of observation circuit collection voltages conversion module；The state broadcast command that MCU is exported according to speech recognition module exports the running parameter that observation circuit is fed back to voice output module, and the running parameter received is converted to audio and played out by voice output module.The utility model allows user to understand the charged state for accurately knowing mobile phone, very convenient and intelligent.
Description
Technical Field
The utility model relates to the field of electronic technology, in particular to charger circuit and automobile-used cell-phone charger.
Background
The conventional vehicle mobile phone charger generally has no indication to reflect the charging state or simply indicates whether the mobile phone is electrified or not through an LED (light emitting diode), so that a user cannot conveniently judge or cannot judge the charging state of the mobile phone when the mobile phone is charged by the vehicle mobile phone charger, and particularly the user cannot know the current working state of the vehicle mobile phone charger during driving.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims at providing a charger circuit and automobile-used cell-phone charger aims at convenience of customers's understanding automobile-used cell-phone charger's operating condition.
In order to achieve the above object, the utility model provides a charger circuit, including MCU, power input interface, voltage output interface, the sound collection device that is used for gathering user's pronunciation, speech recognition module, voltage conversion module, speech output module and monitoring circuit; wherein,
the voice recognition module is connected between the sound acquisition device and the MCU, and receives and recognizes voice signals acquired by the sound acquisition device so as to output corresponding request instructions to the MCU;
the voltage conversion module is connected between the power input interface and the voltage output interface, and converts the input voltage of the power input interface and outputs the converted input voltage from the voltage output interface;
the MCU is connected with the voltage conversion module through the monitoring circuit, the monitoring circuit collects working parameters of the voltage conversion module and feeds the collected working parameters back to the MCU, and the working parameters comprise input voltage, output current, temperature and output mode;
and the MCU outputs the working parameters fed back by the monitoring circuit to the voice output module according to the state broadcast instruction output by the voice recognition module, and the voice output module converts the received working parameter information into audio for playing.
Preferably, the MCU is further connected to the voltage conversion module through an output control circuit, and the output control circuit controls the on/off of the output of the voltage conversion module according to a control signal output by the MCU.
Preferably, the sound collection device is a microphone.
Preferably, the voice output module includes a voice playing circuit and a speaker, an input end of the voice playing circuit is connected to the MCU, an output end of the voice playing circuit is connected to the speaker, and the voice playing circuit receives the working parameter information output by the MCU, converts the received working parameter information into an audio signal, and plays the audio signal through the speaker.
The utility model also provides a mobile phone charger for the vehicle, including the charger circuit, the charger circuit includes MCU, power input interface, voltage output interface, the sound collection device that is used for gathering user's pronunciation, speech recognition module, voltage conversion module, speech output module and monitoring circuit; wherein,
the voice recognition module is connected between the sound acquisition device and the MCU, and receives and recognizes voice signals acquired by the sound acquisition device so as to output corresponding request instructions to the MCU;
the voltage conversion module is connected between the power input interface and the voltage output interface, and converts the input voltage of the power input interface and outputs the converted input voltage from the voltage output interface;
the MCU is connected with the voltage conversion module through the monitoring circuit, the monitoring circuit collects working parameters of the voltage conversion module and feeds the collected working parameters back to the MCU, and the working parameters comprise input voltage, output current, temperature and output mode;
and the MCU outputs the working parameters fed back by the monitoring circuit to the voice output module according to the state broadcast instruction output by the voice recognition module, and the voice output module converts the received working parameters into audio for playing.
Preferably, a microphone hole corresponding to the sound collection device and a speaker hole corresponding to the voice output module are formed in a shell of the vehicle mobile phone charger.
Preferably, the shell is further provided with at least one charging interface connected with the voltage output interface.
Preferably, the wheat hole, the loudspeaker hole and the charging interface are arranged on the same end face of the shell.
The utility model adopts the technical proposal that the working parameters of the monitoring circuit detection voltage conversion module are fed back to the MCU, the voice of the user is collected by the voice collection device, the voice recognition module identifies the request instruction corresponding to the voice signal collected by the voice collection device and outputs the request instruction to the MCU, so that the MCU carries out corresponding processing according to the received request instruction; when the voice recognition module recognizes that the voice signal is a state broadcast instruction and outputs the state broadcast instruction to the MCU, the MCU outputs the working parameters fed back by the monitoring circuit to the voice output module according to the state broadcast instruction output by the voice recognition module, and the voice output module converts the received working parameters into audio for playing. Therefore, when a user wants to know the charging state of the charger, the working parameters of the charger can be played by the vehicle mobile phone charger through voice only by speaking voice; compared with the prior art, the scheme effectively enables a user to clearly and accurately know the charging state of the mobile phone when the vehicle mobile phone charger is used for charging, and is very convenient and intelligent.
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 the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic diagram of a module structure of an embodiment of the charger circuit of the present invention;
fig. 2 is a schematic diagram of a module structure of a second embodiment of the charger circuit of the present invention;
fig. 3 is a circuit diagram of an embodiment of a voltage conversion module of the charger circuit of the present invention;
fig. 4 is a schematic structural diagram of a preferred embodiment of the vehicle mobile phone charger of the present invention.
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
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 efforts belong to the protection scope of the present invention.
The utility model provides a charger circuit is applied to battery charging outfit (for example, cell-phone charger).
As shown in fig. 1, the charger circuit of the present embodiment includes an MCU10, a power input interface 20, a voltage output interface 30, a sound collecting device 40 for collecting user's voice, a voice recognition module 50, a voltage conversion module 60, a voice output module 70, and a monitoring circuit 80. In this embodiment, the sound collection device 40 may be a microphone or other sound collectors.
The voice recognition module 50 is connected between the sound collection device 40 and the MCU10, the voice recognition module 50 receives and recognizes the voice signal collected by the sound collection device 40 to output a corresponding request command to the MCU10, and the MCU10 responds to the request command to perform corresponding processing after receiving the request command sent by the voice recognition module 50; the voltage conversion module 60 is connected between the power input interface 20 and the voltage output interface 30, and converts the input voltage of the power input interface 20 and outputs the converted voltage from the voltage output interface 30; the MCU10 is connected to the voltage conversion module 60 via the monitoring circuit 80, the monitoring circuit 80 collects working parameters of the voltage conversion module 60 and feeds the collected working parameters back to the MCU10, the working parameters include input voltage, output current, temperature and output mode (for example, "input voltage 12V, output voltage 9V, output current 2A, current temperature 55 degrees, device operating in QC3.0 mode"); the MCU10 outputs the working parameters fed back by the monitoring circuit 80 to the voice output module 70 according to the status report command output by the voice recognition module 50, and the voice output module 70 converts the received working parameters into audio for playing. For example, the sound collection device 40 collects the user voice: "report current operating condition", speech recognition module 50 detects the keyword in the speech information that sound collection device 40 gathered to discerning the request instruction and reporting the instruction as the state, reports the instruction and sends the state to MCU10, MCU10 then acquires the working parameter that monitoring circuit 80 gathered the feedback, and speech output module 70 converts the working parameter into the audio frequency and plays, plays the current state of voltage conversion module 60 promptly.
In the charger circuit of the embodiment, the monitoring circuit 80 is adopted to detect the working parameters of the voltage conversion module 60 and feed back the working parameters to the MCU10, the voice of the user is collected by the voice collection device 40, the voice recognition module 50 recognizes the request instruction corresponding to the voice signal collected by the voice collection device 40, and outputs the request instruction to the MCU10, so that the MCU10 performs corresponding processing according to the received request instruction; when the voice recognition module 50 recognizes that the voice signal is the status report command and outputs the status report command to the MCU10, the MCU10 outputs the working parameters fed back by the monitoring circuit 80 to the voice output module 70 according to the status report command output by the voice recognition module 50, and the voice output module 70 converts the received working parameters into audio for playing. Therefore, when a user wants to know the charging state of the charger, the working parameters of the charger can be played by the vehicle mobile phone charger through voice only by speaking voice; compared with the prior art, the scheme effectively enables a user to clearly and accurately know the charging state of the mobile phone when the vehicle mobile phone charger is used for charging, and is very convenient and intelligent.
Further, as shown in fig. 2, the charger circuit of the present embodiment further includes an output control circuit 90, the MCU10 is further connected to the voltage conversion module 60 through the output control circuit 90, and the output control circuit 90 controls the on/off of the output of the voltage conversion module 60 according to the control signal output by the MCU 10.
In this embodiment, the output control circuit 90 has a control signal output by the MCU10 to control the on/off state of the output of the voltage conversion module 60, and the MCU10 outputs the control signal according to the request command sent by the voice recognition module 50. Therefore, the user can control the voltage output state of the charger circuit by voice. For example, the sound collection device 40 collects the user voice: "close output", the speech recognition module 50 detects the keyword to recognize that the close command is sent to the MCU10, and the MCU10 outputs a corresponding control signal, so that the output control circuit 90 turns off the output of the voltage conversion module 60.
Further, in this embodiment, the voice output module 70 includes a voice playing circuit 71 and a speaker 72, an input end of the voice playing circuit 71 is connected to the MCU10, an output end of the voice playing circuit 71 is connected to the speaker 72, the voice playing circuit 71 receives the working parameter information output by the MCU10, converts the received working parameter information into an audio signal, and plays the audio signal through the speaker 72. In this embodiment, the voice playing circuit 71 is an audio converting circuit, and is configured to convert the electrical signal output by the MCU10 into an audio signal and output the audio signal to the speaker 72 for playing.
Referring to fig. 3 in conjunction with fig. 2, in the present embodiment, the voltage conversion module 60 includes a dc buck chip M4 and peripheral circuit elements, where the peripheral circuit elements include capacitors C1, C2, C3, C4, C5, C6, inductors L1 and L2, and resistors R1 and R2, and a voltage input pin VIN and a voltage output pin VOUT of the voltage conversion module are correspondingly connected to the power input interface 20 and the voltage output interface 30; the connection relationship between each pin of the dc buck chip M4 and the peripheral circuit elements is shown in the figure, and is not described herein again.
The utility model also provides a mobile phone charger for vehicle, which comprises a charger circuit, the specific structure of which refers to the above embodiment and figures 1 to 3; since the mobile phone charger for the vehicle adopts all technical solutions of all the embodiments, all the beneficial effects brought by the technical solutions of the embodiments are at least achieved, and are not repeated herein.
Referring to fig. 4 in combination, in the present embodiment, the casing of the car phone charger is provided with a microphone hole M5 corresponding to the sound collection device 40, and a speaker hole S1 corresponding to the voice output module 70.
In this embodiment, the casing of the mobile phone charger for vehicle is further provided with at least one charging interface J2 connected to the voltage output interface 30. In the present embodiment, one charging interface J2 is taken as an example, but in other embodiments, the number of charging interfaces J2 may be multiple.
Further, in the present embodiment, the microphone hole M5, the speaker hole S1, and the charging interface J2 are preferably disposed on the same end face of the housing, so that on one hand, the appearance of the mobile phone charger for a vehicle is simple, and in addition, when the mobile phone charger for a vehicle is used, the end face where the charging interface J2 is located faces outward or faces a user, which is more beneficial to collecting the voice of the user. One end, far away from the charging interface J2, of the shell of the vehicle mobile phone charger is provided with a power interface J1 which is used for being connected with a cigarette lighter in a vehicle.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (8)
1. A charger circuit is characterized by comprising an MCU, a power input interface, a voltage output interface, a sound acquisition device for acquiring user voice, a voice recognition module, a voltage conversion module, a voice output module and a monitoring circuit; wherein,
the voice recognition module is connected between the sound acquisition device and the MCU, and receives and recognizes voice signals acquired by the sound acquisition device so as to output corresponding request instructions to the MCU;
the voltage conversion module is connected between the power input interface and the voltage output interface, and converts the input voltage of the power input interface and outputs the converted input voltage from the voltage output interface;
the MCU is connected with the voltage conversion module through the monitoring circuit, the monitoring circuit collects working parameters of the voltage conversion module and feeds the collected working parameters back to the MCU, and the working parameters comprise input voltage, output current, temperature and output mode;
and the MCU outputs the working parameters fed back by the monitoring circuit to the voice output module according to the state broadcast instruction output by the voice recognition module, and the voice output module converts the received working parameters into audio for playing.
2. The charger circuit of claim 1, wherein the MCU is further connected to the voltage conversion module via an output control circuit, and the output control circuit controls the on/off of the output of the voltage conversion module according to a control signal output by the MCU.
3. The charger circuit of claim 1, wherein said sound collection device is a microphone.
4. The charger circuit according to any one of claims 1 to 3, wherein the voice output module comprises a voice playing circuit and a speaker, an input end of the voice playing circuit is connected to the MCU, and an output end of the voice playing circuit is connected to the speaker; the voice playing circuit receives the working parameter information output by the MCU, converts the received working parameter information into an audio signal and plays the audio signal through the loudspeaker.
5. A charger for a mobile phone for a vehicle, characterized by comprising a charger circuit according to any one of claims 1 to 4.
6. The vehicle mobile phone charger according to claim 5, wherein a microphone hole corresponding to the sound collecting device and a speaker hole corresponding to the voice output module are formed in a housing of the vehicle mobile phone charger.
7. The vehicle handset charger according to claim 6, wherein the housing further comprises at least one charging interface connected to the voltage output interface.
8. The vehicle handset charger according to claim 7, wherein the microphone hole, the speaker hole and the charging interface are provided on the same end surface of the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820665109.0U CN208351926U (en) | 2018-05-04 | 2018-05-04 | Charger circuit and Mobile phone charger for car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820665109.0U CN208351926U (en) | 2018-05-04 | 2018-05-04 | Charger circuit and Mobile phone charger for car |
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| Publication Number | Publication Date |
|---|---|
| CN208351926U true CN208351926U (en) | 2019-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820665109.0U Expired - Fee Related CN208351926U (en) | 2018-05-04 | 2018-05-04 | Charger circuit and Mobile phone charger for car |
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| Country | Link |
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| CN (1) | CN208351926U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110649686A (en) * | 2019-08-28 | 2020-01-03 | 浙江合众新能源汽车有限公司 | Voice intelligent control vehicle-mounted wireless charging system |
-
2018
- 2018-05-04 CN CN201820665109.0U patent/CN208351926U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110649686A (en) * | 2019-08-28 | 2020-01-03 | 浙江合众新能源汽车有限公司 | Voice intelligent control vehicle-mounted wireless charging system |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190108 |
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| CF01 | Termination of patent right due to non-payment of annual fee |