CN214632926U - Physiotherapy machine control system - Google Patents
Physiotherapy machine control system Download PDFInfo
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- CN214632926U CN214632926U CN202023151113.1U CN202023151113U CN214632926U CN 214632926 U CN214632926 U CN 214632926U CN 202023151113 U CN202023151113 U CN 202023151113U CN 214632926 U CN214632926 U CN 214632926U
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- digital potentiometer
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Abstract
The utility model discloses a physiotherapy machine control system relates to physiotherapy equipment technical field, including MP3 player, audio memory, digital potentiometer and signal amplifier, be equipped with the USB interface on the MP3 player, audio memory passes through the USB interface and is connected with MP3 player electricity, signal amplifier passes through digital potentiometer and MP3 player electricity and is connected, be equipped with adjustable resistor on the digital potentiometer, the last boost circuit that is equipped with of signal amplifier, signal amplifier carries out signal output through boost circuit, can be with in audio file storage and the audio memory, carry out signal output through this control system, the audio frequency cost of manufacture is low, the frequency complexity is high, the physiotherapy machine transmits the sensation variety to the human body, the physiotherapy effect is better.
Description
Technical Field
The utility model belongs to the technical field of physiotherapy equipment technique and specifically relates to a physiotherapy machine control system is related to.
Background
The physiotherapy machine needs to use various different pulse or sine frequencies, and the pulses are generated on the transducer through the amplifier or the driver so as to generate different physiotherapy effects by correspondingly generating the feeling of pinching, pressing, pushing, knocking, beating and the like on the human body. The physical therapy machine control mode on the market uses a single chip microcomputer to be matched with a signal generator to generate different pulse signals, but the method can only generate wave patterns with strong regularity, complex melodies cannot be generated, or the continuous changing wave patterns need to be synthesized with great effort.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an it is not enough to overcome above-mentioned condition, aims at providing the technical scheme that can solve above-mentioned problem.
A physical therapy machine control system comprises an MP3 player, an audio memory, a digital potentiometer and a signal amplifier, wherein a USB interface is arranged on the MP3 player, the audio memory is electrically connected with the MP3 player through the USB interface, the signal amplifier is electrically connected with the MP3 player through the digital potentiometer, an adjustable resistor is arranged on the digital potentiometer, a booster circuit is arranged on the signal amplifier, and the signal amplifier outputs signals through the booster circuit.
As a further aspect of the present invention: the chip model of the MP3 player is KT540b, and the No. 3 pin and the No. 4 pin of the USB interface are correspondingly connected with the No. 20 pin and the No. 21 pin of the MP3 player chip.
As a further aspect of the present invention: the chip model of the audio memory is 25Q 128.
As a further aspect of the present invention: the model of the digital potentiometer is X9511WS, the digital potentiometer is provided with a capacitor C57, a No. 3 pin of the digital potentiometer is connected with a No. 2 pin of an MP3 player through a capacitor C57, and a No. 1 pin and a No. 2 pin of the adjustable resistor are correspondingly connected with a No. 4 pin and a No. 5 pin of the digital potentiometer.
As a further aspect of the present invention: the model of the signal amplifier is TPA3111D1, the signal amplifier is provided with a capacitor C73 and a resistor R36, and a No. 12 pin of the signal amplifier is connected with a No. 5 pin of the digital potentiometer through the capacitor C73 and the resistor R36.
Compared with the prior art, the beneficial effects of the utility model are that: through the utility model discloses an improve, can carry out signal output through this control system in audio file storage and the audio frequency memory, the audio frequency cost of manufacture is low, and the frequency complexity is high, and the physiotherapy machine transmits the sensation variety to the human body, and the physiotherapy effect is better.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
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 these drawings without inventive exercise.
Fig. 1 is a circuit block diagram of the present invention.
Fig. 2 is a circuit diagram of the MP3 player of the present invention.
Fig. 3 is a circuit diagram of the audio memory of the present invention.
Fig. 4 is a circuit diagram of a digital potentiometer according to the present invention.
Fig. 5 is a schematic diagram of the middle boost circuit of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, but 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. 1-5, in an embodiment of the present invention, a control system for a physical therapy apparatus includes an MP3 player, an audio memory, a digital potentiometer and a signal amplifier, the MP3 player is provided with a USB interface, the audio memory is electrically connected to the MP3 player through the USB interface, the signal amplifier is electrically connected to the MP3 player through the digital potentiometer, the digital potentiometer is provided with an adjustable resistor, the signal amplifier is provided with a voltage boost circuit, and the signal amplifier outputs a signal through the voltage boost circuit. The audio file can be generated by an audio generator of a computer, stored in an audio memory, stored on an MP3 player for playing, boosted by a signal amplifier and a booster circuit and output to a human body. The signal used by the common physiotherapy machine is 20HZ-10KHZ, the voltage is at the peak value of 20V-150V, the physiotherapy feeling output by the physiotherapy machine to the human body is strong in regularity, and the long-time use of the physiotherapy machine is not ideal. The physiotherapy machine control system uses the MP3 player and the audio memory as signal sources, and can generate complex and various physiotherapy feelings. The control system outputs signals, the audio frequency manufacturing cost is low, the frequency complexity is high, the physical therapy machine transmits the feeling diversity of the human body, and the physical therapy effect is better.
Specifically, the chip model of the MP3 player is KT540b, and pin No. 3 and pin No. 4 of the USB interface are correspondingly connected to pin No. 20 and pin No. 21 of the MP3 player chip. The chip model of the audio memory is 25Q 128. The model of the digital potentiometer is X9511WS, the digital potentiometer is provided with a capacitor C57, a No. 3 pin of the digital potentiometer is connected with a No. 2 pin of an MP3 player through a capacitor C57, and a No. 1 pin and a No. 2 pin of the adjustable resistor are correspondingly connected with a No. 4 pin and a No. 5 pin of the digital potentiometer. The model of the signal amplifier is TPA3111D1, the signal amplifier is provided with a capacitor C73 and a resistor R36, and a No. 12 pin of the signal amplifier is connected with a No. 5 pin of the digital potentiometer through the capacitor C73 and the resistor R36.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (5)
1. A physical therapy machine control system is characterized by comprising an MP3 player, an audio memory, a digital potentiometer and a signal amplifier, wherein a USB interface is arranged on the MP3 player, the audio memory is electrically connected with the MP3 player through the USB interface, the signal amplifier is electrically connected with the MP3 player through the digital potentiometer, an adjustable resistor is arranged on the digital potentiometer, a booster circuit is arranged on the signal amplifier, and the signal amplifier outputs signals through the booster circuit.
2. The console system of claim 1, wherein the MP3 player has a chip model of KT540b, and pins 3 and 4 of the USB interface are connected to pins 20 and 21 of the MP3 player chip.
3. The physical therapy machine control system according to claim 2, wherein the audio memory has a chip size of 25Q 128.
4. The physical therapy machine control system according to claim 3, wherein the digital potentiometer is X9511WS, the digital potentiometer is provided with a capacitor C57, the pin No. 3 of the digital potentiometer is connected with the pin No. 2 of the MP3 player through the capacitor C57, and the pin No. 1 and the pin No. 2 of the adjustable resistor are correspondingly connected with the pin No. 4 and the pin No. 5 of the digital potentiometer.
5. The physical therapy machine control system according to claim 4, wherein the signal amplifier is TPA3111D1, the signal amplifier is provided with a capacitor C73 and a resistor R36, and the pin No 12 of the signal amplifier is connected with the pin No 5 of the digital potentiometer through the capacitor C73 and the resistor R36.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023151113.1U CN214632926U (en) | 2020-12-24 | 2020-12-24 | Physiotherapy machine control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023151113.1U CN214632926U (en) | 2020-12-24 | 2020-12-24 | Physiotherapy machine control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214632926U true CN214632926U (en) | 2021-11-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023151113.1U Active CN214632926U (en) | 2020-12-24 | 2020-12-24 | Physiotherapy machine control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214632926U (en) |
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2020
- 2020-12-24 CN CN202023151113.1U patent/CN214632926U/en active Active
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