CN214670157U

CN214670157U - Circuit for driving motor to massage by using audio rhythm signal

Info

Publication number: CN214670157U
Application number: CN202120716428.1U
Authority: CN
Inventors: 张维
Original assignee: Hangzhou Mozhong Technology Co ltd
Current assignee: Hangzhou Mozhong Technology Co ltd
Priority date: 2021-04-08
Filing date: 2021-04-08
Publication date: 2021-11-09
Anticipated expiration: 2031-04-08

Abstract

The utility model discloses an utilize circuit of audio frequency regular movements signal driving motor massage, including a plurality of sound source signal units, sound source signal unit is connected with processing chip A and processing chip B through the sound source switching passageway respectively, and processing chip A is connected with loudspeaker drive circuit respectively and is connected with audio amplifier circuit's input, and audio amplifier circuit's output is connected with the input of MCU chip, and the output PWM signal of MCU chip is to massage motor, and processing chip B is connected with motor drive circuit through motor audio output. The utility model has the characteristics of utilize music driving motor massage, realize motor massage mode diversified.

Description

Circuit for driving motor to massage by using audio rhythm signal

Technical Field

The utility model relates to a massage drive circuit, in particular to a circuit for driving a motor to massage by utilizing audio rhythm signals.

Background

The massage equipment used in the market at present, such as massage chairs, massage beds, head massagers and the like, is driven by only utilizing a motor to vibrate alone to massage, and has single function and single use. Even if music can be played on the massage equipment, the massage rhythm of the massage equipment is irrelevant to music signals, constant vibration intensity or vibration intensity changing in a wave shape is mostly adopted for vibration massage, the vibration mode is single, and diversified requirements cannot be met. Therefore, the existing vibration massager has the problems of single function and single vibration mode.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an utilize circuit of audio frequency regular movements signal driving motor massage. The utility model has the characteristics of utilize music driving motor massage, realize motor massage mode diversified.

The technical scheme of the utility model: the utility model provides an utilize circuit of audio frequency rhythm signal driving motor massage, including a plurality of sound source signal units, sound source signal unit is connected with processing chip A and processing chip B through the sound source switching passageway respectively, processing chip A is connected with loudspeaker drive circuit and audio amplifier circuit's input respectively, audio amplifier circuit's output is connected with the input of MCU chip, the output PWM signal of MCU chip is to massage motor, processing chip B is connected with motor drive circuit through motor audio output.

In the circuit for driving the motor to massage by using the audio rhythm signal, the processing chip a and the processing chip B both adopt PT 2314E.

In the aforementioned circuit for driving the motor to massage by using the audio rhythm signal, the chips of the speaker driving circuit and the motor driving circuit all adopt any one of MIX3015, CS8673, CS8655, and TDA 729.

In the aforementioned circuit for driving the motor to massage by using the audio rhythm signal, the sound source signal unit includes a bluetooth sound source module, an MP3 chip sound source module, and a TF card reader sound source module.

In the circuit for driving the motor to massage by using the audio rhythm signal, the output end of the motor driving circuit is connected with a plurality of motors, and the output end of the horn driving circuit is connected with a plurality of horns.

In the circuit for driving the motor to massage by using the audio rhythm signal, the MCU chip is further connected to the mute pins of the speaker driving circuit and the motor driving circuit through the IO port.

In the circuit for driving the motor to massage by using the audio rhythm signal, the MCU chip is further connected to the processing chip a and the processing chip B through the communication ports.

Compared with the prior art, the utility model adopts the processing chip A and the processing chip B, and through the sound source switching channel, the multi-channel audio signals can be freely and independently switched and drive the loudspeaker and the motor, thereby realizing that the loudspeaker is driven by the audio signals to play music and the motor is driven by the rhythm effect of the audio signals to massage the human body, and the user can listen to the music and experience the massage of the music at the same time; different motors can be selected to vibrate by adopting different sound sources, so that the massage mode is more various, and the massage comfort level is improved.

Therefore, the utility model has the characteristics of utilize music driving motor massage, realize the diversified of motor massage mode.

Drawings

Fig. 1 is a block diagram of the present invention;

fig. 2 is a circuit diagram of the present invention;

FIG. 3 is a circuit diagram of processing chip A and processing chip B of FIG. 2;

fig. 4 is a circuit diagram of the horn driver circuit of fig. 2;

FIG. 5 is a circuit diagram of the motor drive circuit of FIG. 2;

fig. 6 is a circuit diagram of the audio amplifying circuit of fig. 2.

Detailed Description

The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.

Example (b):

as shown in figure 1, a circuit for driving a motor to massage by using audio rhythm signals comprises a plurality of audio source signal units, wherein the audio source signal units are respectively connected with a processing chip A and a processing chip B through audio source switching channels, the processing chip A is respectively connected with a loudspeaker driving circuit and an input end of an audio amplification circuit, an output end of the audio amplification circuit is connected with an input end of an MCU chip, an output end of the MCU chip outputs PWM (pulse width modulation) signals to a massage motor, and the processing chip B is connected with the motor driving circuit through a motor audio output end.

The processing chip A and the processing chip B both adopt PT2314E chips.

The chips of the horn driving circuit and the motor driving circuit are all any one of MIX3015, CS8673, CS8655 and TDA 729.

The sound source signal unit comprises a Bluetooth sound source module, an MP3 chip sound source module and a TF card reader sound source module.

The output end of the motor driving circuit is connected with a plurality of motors, and the output end of the horn driving circuit is connected with a plurality of horns.

The MCU chip is also connected with the mute pins of the horn drive circuit and the motor drive circuit respectively through the IO port.

The MCU chip is also connected with the processing chip A and the processing chip B through communication ports respectively.

As shown in fig. 2-6, in this embodiment, the sound source signal unit employs a bluetooth sound source module and an MP3 chip sound source module, the bluetooth sound source module and the MP3 chip sound source module are connected to a processing chip a and a processing chip B through sound source switching channels, the processing chip a and the processing chip B employ PT2314E chips, the MCU chip can control the processing chip a to switch arbitrarily through a communication port (I2C port), select a bluetooth sound source or an MP3 chip sound source, and output the sound source to a speaker driving circuit through a speaker audio output end, the speaker driving circuit employs a CS8673 chip, amplify a sound source signal by using a D-type power amplifier, drive 2 speakers to play music, the MCU chip further controls a mute port of the speaker driving circuit through an IO port, close a corresponding speaker, and avoid noise of the speaker.

The MCU chip can be switched wantonly through communication port (I2C port) control processing chip B, select bluetooth sound source or MP3 chip sound source, export motor drive circuit through motor audio output again, motor drive circuit adopts the CS8673 chip, utilize D class power amplifier to amplify sound source signal, drive 2 motors and vibrate the massage, the MCU chip still passes through IO port control motor drive circuit, close motor output, avoid the mistake vibration of motor.

In addition, processing chip A still gathers the end through the sound source and is connected with audio amplifier circuit's output, and the sound source signal that will export loudspeaker after switching is handled through audio amplifier circuit and is enlargied, then inputs the audio signal after the enlargiing and gathers the processing to the MCU chip, and the MCU chip is according to the rhythm signal of the audio signal who gathers, turns into PWM signal, carries arbitrary one massage motor, and the drive massage motor is followed the rhythm of audio frequency completely and is vibrated. The MCU chip has the functions of receiving signals, communicating and controlling.

Adopt processing chip A and processing chip B to through sound source switching channel, multichannel audio signal can be freely switched separately and drive loudspeaker and motor, through above-mentioned mode, can make the audio frequency of broadcast and motor massage rhythm unanimous, also can make the audio frequency of broadcast and motor massage rhythm inconsistent, and the adjustment mode is various.

Claims

1. The utility model provides an utilize circuit of audio frequency rhythm signal drive motor massage which characterized in that: including a plurality of sound source signal units, sound source signal unit is connected with processing chip A and processing chip B through the sound source switching passageway respectively, and processing chip A is connected with loudspeaker drive circuit and audio amplification circuit's input respectively, and audio amplification circuit's output is connected with the input of MCU chip, and the output PWM signal of MCU chip is to massage motor, and processing chip B is connected with motor drive circuit through motor audio output.

2. The circuit for driving motor massage by using audio rhythm signal as claimed in claim 1, wherein: the processing chip A and the processing chip B both adopt PT 2314E.

3. The circuit for driving motor massage by using audio rhythm signal as claimed in claim 1, wherein: the chips of the horn driving circuit and the motor driving circuit are all one of MIX3015, CS8673, CS8655 and TDA 729.

4. The circuit for driving motor massage by using audio rhythm signal as claimed in claim 1, wherein: the sound source signal unit comprises a Bluetooth sound source module, an MP3 chip sound source module and a TF card reader sound source module.

5. The circuit for driving motor massage by using audio rhythm signal as claimed in claim 1, wherein: the output end of the motor driving circuit is connected with a plurality of motors, and the output end of the horn driving circuit is connected with a plurality of horns.

6. The circuit for driving motor massage by using audio rhythm signal as claimed in claim 1, wherein: the MCU chip is also connected with the mute pins of the horn drive circuit and the motor drive circuit respectively through the IO port.

7. The circuit for driving motor massage by using audio rhythm signal as claimed in claim 1, wherein: the MCU chip is also connected with the processing chip A and the processing chip B through communication ports respectively.