CN212367483U - External speaker equipment based on intelligence pronunciation - Google Patents

Abstract

The utility model provides an external speaker equipment based on intelligent voice, which comprises an outer shell, wherein one side of the top of the outer shell is fixedly connected with a radar sensor shell, one side of the radar sensor shell is provided with a microphone fixedly connected with the outer shell, one side of the bottom of the outer shell is provided with a plurality of sound-emitting through holes, the bottom of the outer shell is fixedly connected with a plurality of support legs, the inside of the outer shell is provided with a singlechip, a driving circuit, a power circuit, a voice recognition circuit and a voice playing circuit, the inside of the radar sensor shell is fixedly connected with a 24GHz radar detector circuit, the singlechip is electrically connected with the driving circuit, the power circuit, the 24GHz radar detector circuit, the voice recognition circuit and the voice playing circuit, the utility model can control the voice playing circuit to play audio through voice recognition by being provided with a loudspeaker, the voice, and the presence or absence of people near the equipment can be detected by the arranged 24GHz radar detector circuit.

Description

External speaker equipment based on intelligence pronunciation

Technical Field

The utility model belongs to the technical field of the electronic equipment design, concretely relates to external speaker equipment based on intelligence pronunciation.

Background

With the continuous development of the technology, devices in life are more and more intelligent, for example, an external speaker device is connected with a mobile phone or a computer through a built-in bluetooth or WiFi, and the mobile phone and other devices control the external speaker device.

However, the existing external speaker device is inconvenient, for example, when playing music, switching music needs to be operated through devices such as a mobile phone, the control of the mobile phone cannot be left, and particularly, other things are being done on the hand, which is more inconvenient, and time and energy are wasted because the external speaker device needs to be connected with the devices such as the mobile phone before being used.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an external speaker equipment based on intelligence pronunciation, when aiming at solving present external speaker equipment broadcast music, switch over the music and need operate through equipment such as cell-phone, leave the problem of the control of the hand not to and solve present external speaker equipment and need be connected with equipment such as cell-phone before using, the problem of wasted time and energy.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an external speaker equipment based on intelligence pronunciation, includes the shell body, shell body top one side fixedly connected with radar sensor housing, radar sensor housing one side is provided with the miaow head with shell body fixed connection, a plurality of phonation through-hole has been seted up to shell body bottom one side, shell body bottom fixedly connected with a plurality of landing leg, shell body inside is provided with singlechip, drive circuit, power supply circuit, speech recognition circuit and pronunciation broadcast circuit, the inside fixedly connected with 24GHz radar detection ware circuit of radar sensor housing, singlechip and drive circuit, power supply circuit, 24GHz radar detection ware circuit, speech recognition circuit and pronunciation broadcast circuit electric connection.

In order to make 24GHz radar detectors can be with measurement personnel information transmission to singlechip, make the speech recognition circuit can carry out the communication with the singlechip moreover to and speech recognition circuit can accept speech signal better, conduct the utility model relates to an it is preferred, 24GHz radar detectors circuit disposes TTL pin mouth, speech recognition circuit and miaow head electric connection, and speech recognition circuit disposes TX pin mouth and RX pin mouth, the singlechip disposes PA3 pin mouth, PB3 pin mouth and PA2 pin mouth, PA3 pin mouth and TX pin mouth electric connection, PA2 pin mouth and RX pin mouth electric connection, PB3 pin mouth and TTL pin mouth electric connection.

In order to make the singlechip can operate, as the utility model relates to an it is preferred, be provided with crystal oscillator circuit, the inside clock drive circuit of singlechip, power filter circuit and LED pilot lamp circuit among the drive circuit.

In order to make the singlechip have normal operating voltage, as the utility model relates to an it is preferred, power supply circuit is provided with step-down circuit and steady voltage filter circuit.

In order to make equipment can broadcast pronunciation, as the utility model relates to an it is preferred, pronunciation broadcast circuit and loudspeaker electric connection, loudspeaker and shell body bottom inner wall one side fixed connection, and loudspeaker set up in a plurality of phonation through-hole one side.

Compared with the prior art, the beneficial effects of the utility model are that:

1) the voice playing circuit is controlled to play audio through voice recognition by arranging the loudspeaker, the voice playing circuit, the single chip microcomputer and the voice recognition circuit, so that both hands of a person are liberated;

2) through the 24GHz radar detector circuit that is equipped with, can detect near the equipment have or not personnel, can make like this that speech recognition function just opens when someone, can avoid other noise interference speech recognition circuit.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a hardware block diagram of the present invention;

fig. 3 is a driving circuit diagram of the present invention.

In the figure: 1. an outer housing; 2. a radar sensor housing; 3. a sound outlet through hole; 4. a microphone; 5. a support leg; 6. a single chip microcomputer; 7. a drive circuit; 8. a 24GHz radar detector circuit; 9. a power supply circuit; 10. a voice playing circuit; 11. a voice recognition circuit; 12. a horn; 13. a TX pin port; 14. PA3 pin port; 15. an RX pin port; 16. PA2 pin port; 17. PB3 pin port; 18. TTL pin mouth.

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.

Referring to fig. 1-3, the present invention provides the following technical solutions: an external speaker device based on intelligent voice comprises an outer shell 1, one side of the top of the outer shell 1 is fixedly connected with a radar sensor outer shell 2, one side of the radar sensor outer shell 2 is provided with a microphone 4 fixedly connected with the outer shell 1, one side of the bottom of the outer shell 1 is provided with a plurality of sound-emitting through holes 3, the bottom of the outer shell 1 is fixedly connected with a plurality of supporting legs 5, the inner part of the outer shell 1 is provided with a singlechip 6, a driving circuit 7, a power circuit 9, a voice recognition circuit 11 and a voice playing circuit 10, the inner part of the radar sensor outer shell 2 is fixedly connected with a 24GHz radar detector circuit 8, the singlechip 6 is electrically connected with the driving circuit 7, the power circuit 9, the 24GHz radar detector circuit 8, the voice recognition circuit 11, the chips used in the voice recognition circuit 11 are an LD3320 voice recognition chip and an STC89C52 one-chip.

Preferably, the 24GHz radar detector circuit 8 is configured with a TTL pin port 18, the voice recognition circuit 11 is electrically connected to the microphone 4, the voice recognition circuit 11 is configured with a TX pin port 13 and an RX pin port 15, the single chip microcomputer 6 is configured with a PA3 pin port 14, a PB3 pin port 17 and a PA2 pin port 16, the PA3 pin port 14 is electrically connected to the TX pin port 13, the PA2 pin port 16 is electrically connected to the RX pin port 15, and the PB3 pin port 17 is electrically connected to the TTL pin port 18.

When the 24GHz radar detector circuit 8 is used specifically, a core chip used in the 24GHz radar detector circuit 8 is K-LC6-V2, the single chip microcomputer 6 adopts STM32F103VET6, the PA3 pin port 14 is an RX pin of USART2 of the single chip microcomputer 6, the PA2 pin port 16 is a TX pin of USART2, the baud rate of serial port communication between the single chip microcomputer 6 and the voice recognition circuit 11 can be 9600, 115200, 12500 and the like, meanwhile, when the 24GHz radar detector circuit 8 detects a person, the TTL pin port 18 outputs a high level, otherwise, the TTL pin port 18 outputs a low level, and therefore the situation that when no person exists, the voice recognition circuit 11 mistakenly recognizes other noise into a voice control command can be prevented.

Preferably, the driving circuit 7 is provided with a crystal oscillator circuit, a clock driving circuit inside the single chip microcomputer 6, a power supply filter circuit and an LED indicator lamp circuit.

When the crystal oscillator is used specifically, the crystal oscillator frequency used by the driving circuit 7 is 8M, the PLL frequency multiplication is set to 9 by the singlechip 6, and the working frequency is 72M.

Preferably, the power supply circuit 9 is provided with a voltage reduction circuit and a voltage stabilization filter circuit.

When the voltage stabilizing circuit is used specifically, the power circuit 9 is mainly used for reducing the voltage of an external power supply to the working voltage of the +3.3V single chip microcomputer 6 and stabilizing the voltage of the +3.3V, so that the voltage fluctuation is prevented from interfering the normal work of the single chip microcomputer 6.

Preferably, the voice playing circuit 10 is electrically connected to the speaker 12, the speaker 12 is fixedly connected to one side of the inner wall of the outer casing 1, and the speaker 12 is disposed on one side of the plurality of sound outlet through holes 3.

When the audio playing circuit is used specifically, a chip used in the audio playing circuit 10 is a BY8001-SSOP24MP3 main control chip, the audio playing circuit 10 can communicate with the single chip microcomputer 6 through a serial port, the single chip microcomputer 6 sends a playing command to the audio playing circuit 10 through the serial port, and the audio playing circuit 10 drives the loudspeaker 12 to play audio.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and equivalents may be made without departing from the spirit and scope of the invention.

Claims (5)

1. The utility model provides an external speaker equipment based on intelligence pronunciation, includes shell body (1), its characterized in that: one side of the top of the shell body (1) is fixedly connected with a radar sensor shell (2), one side of the shell (2) of the radar sensor is provided with a microphone (4) fixedly connected with the shell (1), a plurality of sound-emitting through holes (3) are arranged on one side of the bottom of the outer shell (1), a plurality of supporting legs (5) are fixedly connected with the bottom end of the outer shell (1), the shell body (1) is internally provided with a singlechip (6), a driving circuit (7), a power circuit (9), a voice recognition circuit (11) and a voice playing circuit (10), a 24GHz radar detector circuit (8) is fixedly connected in the radar sensor shell (2), the single chip microcomputer (6) is electrically connected with the driving circuit (7), the power circuit (9), the 24GHz radar detector circuit (8), the voice recognition circuit (11) and the voice playing circuit (10).

2. The external speaker device based on smart voice according to claim 1, wherein: 24GHz radar detector circuit (8) dispose TTL pin mouth (18), voice recognition circuit (11) and miaow head (4) electric connection, and voice recognition circuit (11) dispose TX pin mouth (13) and RX pin mouth (15), singlechip (6) dispose PA3 pin mouth (14), PB3 pin mouth (17) and PA2 pin mouth (16), PA3 pin mouth (14) and TX pin mouth (13) electric connection, PA2 pin mouth (16) and RX pin mouth (15) electric connection, PB3 pin mouth (17) and TTL pin mouth (18) electric connection.

3. The external speaker device based on smart voice according to claim 2, wherein: the driving circuit (7) is internally provided with a crystal oscillator circuit, a singlechip (6) internal clock driving circuit, a power supply filter circuit and an LED indicating lamp circuit.

4. The external speaker device based on smart voice according to claim 3, wherein: the power supply circuit (9) is provided with a voltage reduction circuit and a voltage stabilization filter circuit.

5. The external speaker device based on smart voice according to claim 1, wherein: pronunciation broadcast circuit (10) and loudspeaker (12) electric connection, loudspeaker (12) and shell body (1) inner wall one side fixed connection, and loudspeaker (12) set up in a plurality of phonation through-hole (3) one side.

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