CN115664234A - Resistor-capacitor energy generator, method, equipment and medium - Google Patents

Resistor-capacitor energy generator, method, equipment and medium Download PDF

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Publication number
CN115664234A
CN115664234A CN202211005394.0A CN202211005394A CN115664234A CN 115664234 A CN115664234 A CN 115664234A CN 202211005394 A CN202211005394 A CN 202211005394A CN 115664234 A CN115664234 A CN 115664234A
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circuit
resistor
capacitor
voltage
diode
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何永正
李�杰
曹书成
黄小龙
李清文
张世进
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Xiangyu Medical Co ltd
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Xiangyu Medical Co ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/10Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes

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Abstract

The application discloses a resistance-capacitance energy generator, a method, equipment and a medium, and relates to the technical field of medical treatment. The resistance-capacitance energy generator comprises a controller, a switching power supply circuit, a power amplifying circuit and an impedance detection circuit; the impedance detection circuit is used for detecting a voltage current signal of a part to be detected and outputting the voltage current signal to the controller; the switching power supply circuit is used for converting commercial power into direct-current voltage; the power amplifying circuit is used for converting the direct-current voltage into high-frequency current and outputting the high-frequency current to a part to be detected; the controller is used for adjusting the output value of the direct current voltage of the switching power supply circuit according to the voltage and current signal and adjusting the frequency value of the high-frequency current of the power amplifying circuit so as to adjust the output power. According to the scheme, the output frequency and the output voltage of the power amplifier are adjusted according to the voltage and current signals of the part to be detected by collecting the voltage and current signals of the part to be detected, and the corresponding output power can be adjusted and output according to different impedances of human skin, so that the optimal treatment effect is achieved.

Description

Resistor-capacitor energy generator, method, equipment and medium
Technical Field
The present application relates to the field of medical technology, and more particularly, to a resistor-capacitor energy generator, method, device, and medium.
Background
Currently, surgery and traditional massage are the main treatments for joint diseases. The surgical treatment means that a lesion part is destroyed or removed by surgery, thereby solving the pain of a patient. However, the operation cost is high, and the operation has certain risks, which can cause serious disease symptoms such as the problem of the facet joints of patients. In addition, the patient needs a long time to recover to normal after the operation, and the patient suffers great pain in the period. Consequently, the treatment of joint diseases by means of resistance-capacitance energy generators has gradually entered the public field of vision. The resistance-capacitance energy generator adopts 300 KHz-1 MHz high-frequency current to act on a human body, thereby achieving the effects of accelerating the regeneration of biological tissues, promoting metabolism and relieving pain. In particular, different treatment heads are used for promoting the flow of ions in the body to generate heat energy, and the stimulation effect is replaced by the heat energy treatment.
However, the existing resistance-capacitance energy generator cannot output high-frequency energy with corresponding power according to different impedances of human skin, so that the optimal treatment effect cannot be achieved.
In view of the above problems, it is an urgent need to solve the above problems by those skilled in the art to design a resistance-capacitance energy generator capable of adjusting and outputting corresponding output power according to different impedances of human skin.
Disclosure of Invention
The application aims to provide a resistance-capacitance energy generator, a method, equipment and a medium, which can adjust and output corresponding output power according to different impedances of human skin.
In order to solve the above technical problem, the present application provides a resistance-capacitance energy generator, including: the device comprises a controller, a switching power supply circuit, a power amplification circuit and an impedance detection circuit;
the first input end of the impedance detection circuit is connected with the output end of the power amplification circuit, the second input end of the impedance detection circuit is connected with the part to be detected, and the output end of the impedance detection circuit is connected with the input end of the controller and is used for detecting a voltage and current signal of the part to be detected and outputting the voltage and current signal to the controller;
the output end of the switching power supply circuit is connected with the first input end of the power amplification circuit and used for converting commercial power into direct-current voltage to supply power for the power amplification circuit;
the power amplifying circuit is used for converting the direct-current voltage into high-frequency current and outputting the high-frequency current to a part to be detected;
the first output end of the controller is connected with the input end of the switching power supply circuit, the second output end of the controller is connected with the second input end of the power amplification circuit, and the controller is used for adjusting the output value of the direct current voltage of the switching power supply circuit according to the voltage and current signal and adjusting the frequency value of the high-frequency current of the power amplification circuit so as to adjust the energy output power of the part to be detected.
Preferably, the switching power supply circuit includes: the device comprises a main control circuit, a first current transformer, a half-bridge circuit, an isolation transformer, a full-wave rectifying circuit and an LC (inductance-capacitance) filter circuit;
the input end of the main control circuit is used as the input end of the switching power supply circuit, the first output end of the main control circuit is connected with the input end of the half-bridge circuit, and the second output end of the main control circuit is connected with the first end and the second end of the primary side of the first current transformer;
the first output end of the half-bridge circuit is connected with the first end of the secondary side of the first current transformer, and the second output end of the half-bridge circuit is connected with the first end of the primary side of the isolation transformer;
the second end of the primary side of the isolation transformer is connected with the second end of the secondary side of the first current transformer, and the first end and the second end of the secondary side of the isolation transformer are respectively connected with the first input end and the second input end of the full-wave rectifying circuit;
a first output end and a second output end of the full-wave rectification circuit are respectively connected with a first input end and a second input end of the LC filter circuit;
and a second input end and an output end of the LC filter circuit are used as output ends of the switching power supply circuit.
Preferably, the half-bridge circuit comprises: the circuit comprises a first transformer, a first MOS tube, a second MOS tube, a first diode, a second diode, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a first capacitor, a second capacitor, a third capacitor and a fourth capacitor;
the first end and the second end of the primary side of the first transformer are used as the input ends of the half-bridge circuit; the first end of the first secondary side of the first transformer is connected with the cathode of the first diode and the first end of the third resistor, the anode of the first diode and the second end of the third resistor are connected with the first end of the first resistor, and the second end of the first secondary side of the first transformer is connected with the second end of the first resistor;
the grid electrode of the first MOS tube is connected with the first end of the first resistor, the source electrode of the first MOS tube is connected with the second end of the first resistor and the first end of the first capacitor, the drain electrode of the first MOS tube is connected with the power supply and the first end of the second resistor and the first end of the second capacitor, and the second end of the second resistor is connected with the second end of the first capacitor;
the first end of the second secondary side of the first transformer is connected with the cathode of the second diode and the first end of the sixth resistor, the anode of the second diode and the second end of the sixth resistor are connected with the first end of the fourth resistor, and the second end of the second secondary side of the first transformer is connected with the second end of the fourth resistor;
the grid electrode of the second MOS tube is connected with the first end of the fourth resistor, the source electrode of the second MOS tube is grounded and is connected with the second end of the fourth resistor, the first end of the fifth resistor and the first end of the fourth capacitor; the second end of the fourth capacitor is connected with the second end of the second capacitor; the drain electrode of the second MOS tube is connected with the source electrode of the first MOS tube and the first end of the third capacitor, the second end of the third capacitor is connected with the second end of the fifth resistor,
and the second end of the fourth capacitor and the drain electrode of the second MOS tube are respectively used as a first output end and a second output end of the half-bridge circuit.
Preferably, the full-wave rectification circuit includes: a third diode, a fourth diode, a fifth diode, a sixth diode, a fifth capacitor, a sixth capacitor, a seventh capacitor, an eighth capacitor, a seventh resistor, an eighth resistor, a ninth resistor and a tenth resistor;
the cathode of the third diode is connected with the first end of the fifth capacitor, the first end of the sixth capacitor and the cathode of the fourth diode, the anode of the third diode is connected with the first end of the seventh resistor, and the second end of the seventh resistor is connected with the second end of the fifth capacitor; the anode of the fourth diode is connected with the first end of the eighth resistor, and the second end of the eighth resistor is connected with the second end of the sixth capacitor;
the anode of the fifth diode is connected with the first end of the ninth resistor, the first end of the tenth resistor and the anode of the sixth diode, the cathode of the fifth diode is connected with the first end of the seventh capacitor and the anode of the third diode, and the second end of the seventh capacitor is connected with the second end of the ninth resistor; the cathode of the sixth diode is connected with the first end of the eighth capacitor and the anode of the fourth diode, and the second end of the eighth capacitor is connected with the second end of the tenth resistor;
the anode of the fourth diode is used as the first input end of the full-wave rectification circuit, and the cathode of the fourth diode is used as the first output end of the full-wave rectification circuit; the cathode of the fifth diode is used as the second input end of the full-wave rectification circuit, and the anode of the sixth diode is used as the second output end of the full-wave rectification circuit.
Preferably, the LC filter circuit includes a first inductor and a ninth capacitor;
the first end of the first inductor is used as the first input end of the LC filter circuit, the second end of the first inductor is connected with the first end of the ninth capacitor, the second end of the ninth capacitor is used as the second input end of the LC filter circuit, and the first end of the ninth capacitor is used as the output end of the LC filter circuit.
Preferably, the power amplifying circuit includes: the third MOS tube, the fourth MOS tube, the fifth MOS tube, the sixth MOS tube, the first voltage stabilizing diode, the second voltage stabilizing diode, the third voltage stabilizing diode, the fourth voltage stabilizing diode, the second transformer, the second inductor, the third inductor, the fourth inductor, the tenth capacitor, the eleventh capacitor and the twelfth capacitor;
the source electrode of the third MOS tube is connected with the anode of the first voltage stabilizing diode, the first input end of the second inductor and the drain electrode of the fifth MOS tube, the drain electrode of the third MOS tube is connected with the cathode of the first voltage stabilizing diode, the source electrode of the fourth MOS tube is connected with the anode of the second voltage stabilizing diode, the second input end of the second inductor and the drain electrode of the sixth MOS tube, the drain electrode of the fourth MOS tube is connected with the cathode of the second voltage stabilizing diode, and the cathode of the second voltage stabilizing diode is connected with the cathode of the first voltage stabilizing diode; the source electrode of the fifth MOS tube is connected with the anode of the third voltage-stabilizing diode, the drain electrode of the fifth MOS tube is connected with the cathode of the third voltage-stabilizing diode, and the anode of the third voltage-stabilizing diode is grounded; the source electrode of the sixth MOS tube is connected with the anode of the fourth voltage-stabilizing diode, the drain electrode of the sixth MOS tube is connected with the cathode of the fourth voltage-stabilizing diode, and the anode of the fourth voltage-stabilizing diode is connected with the anode of the third voltage-stabilizing diode;
the first output end of the second inductor is connected with the first end of the third inductor, the second end of the third inductor is connected with the first end of the tenth capacitor, the second end of the tenth capacitor is connected with the first end of the primary side of the second transformer, and the second output end of the second inductor is connected with the second end of the primary side of the second transformer;
the first end of the secondary side of the second transformer is connected with the first end of the twelfth capacitor, the second end of the secondary side of the second transformer is connected with the first end of the fourth inductor, the second end of the fourth inductor is connected with the first end of the eleventh capacitor, and the second end of the eleventh capacitor is connected with the second end of the twelfth capacitor;
the drain electrode of the third MOS tube and the source electrode of the fifth MOS tube are jointly used as a first input end of the power amplification circuit; the grid electrode of the third MOS tube, the grid electrode of the fourth MOS tube, the grid electrode of the fifth MOS tube and the grid electrode of the sixth MOS tube are jointly used as a second input end of the power amplification circuit; and a first end and a second end of the twelfth capacitor are used as output ends of the power amplification circuit.
Preferably, the impedance detection circuit includes: the voltage transformer, the second current transformer and the two groups of current and voltage processing circuits;
the current and voltage processing circuit comprises a buffer amplifying circuit, a low-pass filter circuit, a differential amplifying circuit and an effective value conversion circuit; the input end of the buffer amplifying circuit is the input end of the current-voltage processing circuit, the output end of the buffer amplifying circuit is connected with the input end of the low-pass filter circuit, the output end of the low-pass filter circuit is connected with the input end of the differential amplifying circuit, the output end of the differential amplifying circuit is connected with the input end of the effective value converting circuit, and the output end of the effective value converting circuit is the output end of the current-voltage processing circuit;
the first output end of the voltage transformer is connected with the input ends of the current and voltage processing circuits, and the second output end of the voltage transformer is connected with the first input end of the second current transformer; the first output end of the second current transformer is connected with the input end of the other group of current and voltage processing circuits, and the second input end of the second current transformer is connected with the part to be detected;
the input end of the voltage transformer and the third input end of the second current transformer are jointly used as the first input end of the impedance detection circuit, the second input end of the second current transformer is used as the second input end of the impedance detection circuit, and the output ends of the two groups of current and voltage processing circuits are jointly used as the output ends of the impedance detection circuit.
Preferably, the effective value conversion circuit includes: the circuit comprises a first amplifier, a second amplifier, an eleventh resistor, a twelfth resistor, a thirteenth resistor, a fourteenth resistor, a thirteenth capacitor, a fourteenth capacitor, a fifth zener diode, a seventh diode and an eighth diode;
the negative power supply end of the first amplifier is connected with the first power supply and the first end of the fourteenth capacitor, and the second end of the fourteenth capacitor is grounded; the output end of the first amplifier is connected with the second end of the eleventh resistor, the cathode of the fifth voltage stabilizing diode and the first end of the twelfth resistor;
the inverting input end of the second amplifier is connected with the first end of a thirteenth resistor and the cathode of the seventh diode, and the second end of the thirteenth resistor is connected with the second end of a fourteenth resistor and the anode of the eighth diode; the non-inverting input end of the second amplifier is grounded, and the output end of the second amplifier is connected with the anode of the seventh diode and the cathode of the eighth diode;
the inverting input end of the first amplifier and the inverting input end of the second amplifier are used as the input ends of the effective value conversion circuit, and the second end of the twelfth resistor is used as the output end of the effective value conversion circuit.
In order to solve the above problems, the present application further provides a method for generating resistance-capacitance energy, which is applied to a resistance-capacitance energy generator comprising a controller, a switching power supply circuit, a power amplifying circuit and an impedance detecting circuit; the method comprises the following steps:
acquiring a voltage current signal of a part to be detected acquired by an impedance detection circuit;
and adjusting the output value of the direct current voltage of the switching power supply circuit according to the voltage and current signal, and adjusting the frequency value of the high-frequency current of the power amplification circuit so as to adjust the energy output power of the part to be detected.
In order to solve the above problem, the present application also provides a resistance-capacitance energy generating device, including:
a memory for storing a computer program;
and the processor is used for realizing the steps of the resistance-capacitance energy generation method when executing the computer program.
In order to solve the above problem, the present application further provides a computer readable storage medium, on which a computer program is stored, and the computer program is executed by a processor to implement the steps of the above-mentioned resistance-capacitance energy generation method.
The resistance-capacitance energy generator comprises a controller, a switching power supply circuit, a power amplification circuit and an impedance detection circuit; the impedance detection circuit is used for detecting a voltage current signal of a part to be detected and outputting the voltage current signal to the controller; the switching power supply circuit is used for converting commercial power into direct-current voltage to supply power for the power amplification circuit; the power amplifying circuit is used for converting the direct-current voltage into high-frequency current and outputting the high-frequency current to a part to be detected; the controller is used for adjusting the output value of the direct current voltage of the switching power supply circuit according to the voltage and current signal and adjusting the frequency value of the high-frequency current of the power amplification circuit so as to adjust the energy output power of the part to be detected. Therefore, according to the scheme, the output frequency and the output voltage of the power amplifier are adjusted according to the specific voltage and current signals of the part to be measured by collecting the voltage and current signals of the part to be measured, and the corresponding output power can be adjusted and output according to different impedances of human skin, so that the optimal treatment effect is achieved.
Drawings
In order to more clearly illustrate the embodiments of the present application, the drawings needed for the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings can be obtained by those skilled in the art without inventive effort.
Fig. 1 is a schematic diagram of a resistance-capacitance energy generator according to an embodiment of the present disclosure;
fig. 2 is a schematic diagram of a switching power supply circuit according to an embodiment of the present disclosure;
fig. 3 is a circuit diagram of a switching power supply circuit according to an embodiment of the present application;
fig. 4 is a circuit diagram of a power amplifier circuit according to an embodiment of the present application;
fig. 5 is a schematic diagram of an impedance detection circuit according to an embodiment of the present disclosure;
fig. 6 is a circuit diagram of an effective value converting circuit according to an embodiment of the present application;
fig. 7 is a flowchart of a method for generating rc energy according to an embodiment of the present disclosure;
fig. 8 is a schematic diagram of a resistance-capacitance energy generation apparatus according to an embodiment of the present disclosure.
The controller 10 is a controller, the switching power supply 11 is a switching power supply circuit, the power amplifier 12 is a power amplifier circuit, the impedance detection circuit 13 is a main control circuit 110, the half-bridge circuit 111 is a half-bridge circuit, the full-wave rectifier circuit 112 is a full-wave rectifier circuit 113 is an LC filter circuit, the voltage transformer 130 is a voltage transformer, the second current transformer 131 is a current-voltage processing circuit 132.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without any creative effort belong to the protection scope of the present application.
The core of the application is to provide a resistor-capacitor energy generator, a method, a device and a medium.
In order that those skilled in the art will better understand the disclosure, the following detailed description will be given with reference to the accompanying drawings.
Fig. 1 is a schematic diagram of a resistance-capacitance energy generator according to an embodiment of the present disclosure. As shown in fig. 1, the resistor-capacitor energy generator includes: a controller 10, a switching power supply circuit 11, a power amplification circuit 12, and an impedance detection circuit 13;
a first input end of the impedance detection circuit 13 is connected with an output end of the power amplification circuit 12, a second input end of the impedance detection circuit 13 is connected with a part to be detected, and an output end of the impedance detection circuit 13 is connected with an input end of the controller 10 and is used for detecting a voltage and current signal of the part to be detected and outputting the voltage and current signal to the controller 10;
the output end of the switching power supply circuit 11 is connected to the first input end of the power amplification circuit 12, and is used for converting the commercial power into a direct-current voltage to supply power to the power amplification circuit 12;
the power amplifying circuit 12 is used for converting the direct-current voltage into a high-frequency current and outputting the high-frequency current to a part to be detected;
a first output end of the controller 10 is connected to the input end of the switching power supply circuit 11, and a second output end of the controller 10 is connected to the second input end of the power amplification circuit 12, and is configured to adjust an output value of a dc voltage of the switching power supply circuit 11 according to the voltage-current signal, and adjust a frequency value of a high-frequency current of the power amplification circuit 12, so as to adjust an energy output power to the portion to be measured.
In specific implementation, the working process of the resistance-capacitance energy generator is as follows: the 220V 50Hz commercial power is processed by the switching power supply circuit 11 to obtain a direct current voltage with the amplitude value regulated by the controller 10, the direct current voltage supplies power to the power amplification circuit 12, the power amplifier generates 300 KHz-1 MHz high-frequency current, and then the high-frequency current acts on biological tissues; the impedance detection circuit 13 detects current and voltage information acting on the biological tissue in real time and supplies the current and voltage information as feedback quantity to the controller 10, and the controller 10 realizes adaptive power output by controlling the amplitude of the switching power supply circuit 11 and the output frequency of the power amplification circuit 12.
It is noted that at the start of operation of the rc generator, the controller 10 is first initialized, giving a DA value that determines the power output. Further, it is necessary to first ascertain the initial impedance value of the biological tissue. Specifically, the controller 10 controls the switching power supply circuit 11 and the power amplification circuit 12 to output a high-frequency test voltage with a peak value of 15V to act on the target tissue, and then the controller 10 obtains an initial impedance value of the target tissue according to the voltage and current information acquired by the impedance detection circuit 13; the controller 10 will then immediately adjust the magnitude of the output voltage of the switching power supply circuit 11 to achieve the effect of setting the output power value based on the initial impedance value and the set power value (DA value).
Further, the impedance range of the human skin is 50 Ω to 1500 Ω. The controller 10 first determines whether the impedance value of the biological tissue is within this range. If yes, adaptive output power adjustment is needed. Specifically, the rated load (the impedance value corresponding to the maximum output power) is 500 Ω, and the impedance range of the skin of the human body is adjusted in two sections according to the rated load:
the first section is 50 omega-500 omega, wherein, the output power is 50% of the output power when the output power is 500 omega when the output power is 50 omega, the output power is gradually increased from 50 omega to 500 omega, and the output power is maximum when the output power is 500 omega; when the maximum output power is set to 100W (the set power range is 1 to 100W), the power impedance curve formula P = (1/9) × R +400/9. And when the human body impedance value falls in the first section, acquiring the output power at the moment through the power impedance curve formula.
The second section is 500 omega-1500 omega, wherein the 500 omega output power is the maximum, 50% of the output power when the 1500 omega output power is 500 omega, and the power output is gradually reduced from 500 omega to 1500 omega; when the maximum output power is set to be 100W, the rate-impedance curve formula is P = (-1/20) × R +125. And when the human body impedance value falls in the second section, acquiring the output power at the moment through the power impedance curve formula.
Specifically, in order to adjust the output power to the power corresponding to the human body impedance value at this time, the actual output power value is first compared with the calculated power value obtained by the power impedance curve formula, so as to obtain a difference Δ P between the actual power value and the calculated power value. When 0< Δ P < =1, the DA value of the controller 10 is decreased by 1; when-1 < Δ P < =0, the DA value of the controller 10 is increased by 1; when 1< Δ P < =5, the DA value of the controller 10 is decreased by 5; when-5 < Δ P < = -1, the DA value of the controller 10 is increased by 5; when Δ P >5, the DA value of controller 10 is decremented by 10; when Δ P < -5, the DA value of the controller 10 is increased by 10.
It should be noted that the addition and subtraction time of DA is 1ms, and the actual power value is infinitely close to the calculated power value through the adjustment of the output power, so as to achieve the adaptive power output. When the impedance of the skin of the human body is less than 50 Ω or greater than 1000 Ω, the DA value of the controller 10 is continuously reduced to 0, the output voltage of the switching power supply circuit 11 is 0, and the resistance-capacitance energy generator does not output energy at this time.
In addition, in the present embodiment, the specific structure of the switching power supply circuit 11 is not limited, the specific structure of the power amplification circuit 12 is not limited, and the specific structure of the impedance detection circuit 13 is not limited, which depends on the specific implementation.
In this embodiment, the resistance-capacitance energy generator includes a controller, a switching power supply circuit, a power amplification circuit, and an impedance detection circuit; the impedance detection circuit is used for detecting a voltage current signal of a part to be detected and outputting the voltage current signal to the controller; the switching power supply circuit is used for converting commercial power into direct-current voltage to supply power for the power amplification circuit; the power amplifying circuit is used for converting the direct-current voltage into high-frequency current and outputting the high-frequency current to a part to be detected; the controller is used for adjusting the output value of the direct current voltage of the switching power supply circuit according to the voltage and current signal and adjusting the frequency value of the high-frequency current of the power amplification circuit so as to adjust the energy output power of the part to be detected. Therefore, according to the scheme, the voltage and current signals of the part to be detected are collected, the output frequency and the output voltage of the power amplifier are adjusted according to the specific voltage and current signals of the part to be detected, and the corresponding output power can be adjusted and output according to different impedances of human skin, so that the optimal treatment effect is achieved.
Fig. 2 is a schematic diagram of a switching power supply circuit according to an embodiment of the present disclosure. As a preferred embodiment, as shown in fig. 2, the switching power supply circuit 11 includes: the main control circuit 110, the first current transformer T2, the half-bridge circuit 111, the isolation transformer T3, the full-wave rectification circuit 112 and the LC filter circuit 113;
an input end of the main control circuit 110 serves as an input end of the switching power supply circuit 11, a first output end of the main control circuit 110 is connected with an input end of the half-bridge circuit 111, and a second output end of the main control circuit 110 is connected with a first end and a second end of a primary side of the first current transformer T2;
a first output end of the half-bridge circuit 111 is connected with a first end of a secondary side of the first current transformer T2, and a second output end of the half-bridge circuit 111 is connected with a first end of a primary side of the isolation transformer T3;
a second end of the primary side of the isolation transformer T3 is connected to a second end of the secondary side of the first current transformer T2, and a first end and a second end of the secondary side of the isolation transformer T3 are respectively connected to a first input end and a second input end of the full-wave rectification circuit 112;
a first output end and a second output end of the full-wave rectification circuit 112 are respectively connected with a first input end and a second input end of the LC filter circuit 113;
a second input terminal and an output terminal of the LC filter circuit 113 serve as output terminals of the switching power supply circuit 11.
Specifically, in the switching power supply circuit 11, the TL494 may be adopted by the main control chip in the main control circuit 110. The topological structure adopts a half-bridge circuit 111, the output power is 0-300W, and the output voltage is 0-100V; the switching frequency is 46KHz, and the maximum working duty ratio is 0.45. The controller 10 compares the voltage converted by the primary current of the first current transformer T2 with the voltage output by the half-bridge circuit 111, and outputs the adjusted DA value through the first output terminal to control the output change of the switching power supply voltage, so that the amplitude of the output voltage is adjustable.
It should be noted that, in the present embodiment, there is no limitation on the specific structure of the half-bridge circuit 111, the full-wave rectification circuit 112, or the LC filter circuit 113, which depends on the specific implementation. As a preferred embodiment, the primary side inductance of the isolation transformer T3 is determined to be 600uH according to the design requirement of the switching power supply circuit 11: input minimum voltage Vin (min) =85v × 1.414=120v, input peak current Ipeak =2A; the primary side inductance Lp = Vin (min) × Dmax/(Ipeak) =120v × 0.45/(2a × 46k) =586uH, and the parameter is determined to be 600uH through actual test and debugging. Therefore, the isolation transformer T3 can be selected as an ETD49 ferrite core, and an ETD49 skeleton structure is adopted, the air gap is 1mm, and the transformation ratio is 8:6.
in this embodiment, the switching power supply circuit includes a main control circuit, a first current transformer, a half-bridge circuit, an isolation transformer, a full-wave rectification circuit, and an LC filter circuit, and realizes that the power amplification circuit is powered on, and can be controlled by the controller to realize that the output voltage amplitude is adjustable.
Fig. 3 is a circuit diagram of a switching power supply circuit according to an embodiment of the present application. As shown in fig. 3, as a preferred embodiment, the half-bridge circuit 111 includes: the circuit comprises a first transformer T1, a first MOS tube Q1, a second MOS tube Q2, a first diode D1, a second diode D2, a first resistor R1, a second resistor R2, a third resistor R3, a fourth resistor R4, a fifth resistor R5, a sixth resistor R6, a first capacitor C1, a second capacitor C2, a third capacitor C3 and a fourth capacitor C4;
the first end and the second end of the primary side of the first transformer T1 are used as input ends of the half-bridge circuit 111; a first end of a first secondary side of the first transformer T1 is connected with a cathode of the first diode D1 and a first end of the third resistor R3, an anode of the first diode D1 and a second end of the third resistor R3 are connected with a first end of the first resistor R1, and a second end of the first secondary side of the first transformer T1 is connected with a second end of the first resistor R1;
the grid electrode of the first MOS transistor Q1 is connected with the first end of the first resistor R1, the source electrode of the first MOS transistor Q1 is connected with the second end of the first resistor R1 and the first end of the first capacitor C1, the drain electrode of the first MOS transistor Q1 is connected with a power supply and is connected with the first end of the second resistor R2 and the first end of the second capacitor C2, and the second end of the second resistor R2 is connected with the second end of the first capacitor C1;
a first end of a second secondary side of the first transformer T1 is connected to a cathode of the second diode D2 and a first end of the sixth resistor R6, an anode of the second diode D2 and a second end of the sixth resistor R6 are connected to a first end of the fourth resistor R4, and a second end of the second secondary side of the first transformer T1 is connected to a second end of the fourth resistor R4;
the grid electrode of the second MOS transistor Q2 is connected with the first end of the fourth resistor R4, the source electrode of the second MOS transistor Q2 is grounded, and the second end of the fourth resistor R4, the first end of the fifth resistor R5 and the first end of the fourth capacitor C4 are connected; the second end of the fourth capacitor C4 is connected to the second end of the second capacitor C2; the drain of the second MOS transistor Q2 is connected to the source of the first MOS transistor Q1 and the first terminal of the third capacitor C3, the second terminal of the third capacitor C3 is connected to the second terminal of the fifth resistor R5,
the second end of the fourth capacitor C4 and the drain of the second MOS transistor Q2 are respectively used as the first output end and the second output end of the half-bridge circuit 111.
It can be understood that the types, specifications, and sizes of the MOS transistor, the diode, the resistor, and the capacitor mentioned in this embodiment are not limited, and the implementation manner thereof may be determined according to a specific implementation scenario. In a preferred embodiment, the first MOS transistor Q1 and the second MOS transistor Q2 are both N-channel MOS transistors, and bear a maximum current of 10A and a maximum voltage of 400V. Therefore, according to the maximum voltage and the maximum current borne by the MOS transistor, the model of the first MOS transistor Q1 and the model of the second MOS transistor Q2 are specifically selected as STW45NM60.
As a preferred embodiment, as shown in fig. 3, the full-wave rectification circuit 112 includes: a third diode D3, a fourth diode D4, a fifth diode D5, a sixth diode D6, a fifth capacitor C5, a sixth capacitor C6, a seventh capacitor C7, an eighth capacitor C8, a seventh resistor R7, an eighth resistor R8, a ninth resistor R9, and a tenth resistor R10;
the cathode of the third diode D3 is connected to the first end of the fifth capacitor C5, the first end of the sixth capacitor C6 and the cathode of the fourth diode D4, the anode of the third diode D3 is connected to the first end of the seventh resistor R7, and the second end of the seventh resistor R7 is connected to the second end of the fifth capacitor C5; the anode of the fourth diode D4 is connected to the first end of the eighth resistor R8, and the second end of the eighth resistor R8 is connected to the second end of the sixth capacitor C6;
an anode of the fifth diode D5 is connected to a first end of the ninth resistor R9, a first end of the tenth resistor R10, and an anode of the sixth diode D6, a cathode of the fifth diode D5 is connected to a first end of the seventh capacitor C7 and an anode of the third diode D3, and a second end of the seventh capacitor C7 is connected to a second end of the ninth resistor R9; the cathode of the sixth diode D6 is connected to the first end of the eighth capacitor C8 and the anode of the fourth diode D4, and the second end of the eighth capacitor C8 is connected to the second end of the tenth resistor R10;
wherein, the anode of the fourth diode D4 is used as the first input end of the full-wave rectification circuit 112, and the cathode of the fourth diode D4 is used as the first output end of the full-wave rectification circuit 112; the cathode of the fifth diode D5 serves as a second input terminal of the full-wave rectification circuit 112, and the anode of the sixth diode D6 serves as a second output terminal of the full-wave rectification circuit 112.
It is understood that the types, specifications, and sizes of the diodes, resistors, and capacitors mentioned in this embodiment are not limited, and the implementation manner thereof may be determined according to a specific implementation scenario.
Further, as shown in fig. 3, the LC filter circuit 113 includes a first inductor L1 and a ninth capacitor C9;
a first end of the first inductor L1 serves as a first input end of the LC filter circuit 113, a second end of the first inductor L1 is connected to a first end of a ninth capacitor C9, a second end of the ninth capacitor C9 serves as a second input end of the LC filter circuit 113, and a first end of the ninth capacitor C9 serves as an output end of the LC filter circuit 113.
It should be noted that, in the present embodiment, the selection principle of the first inductor L1 is as follows: the inductance value is selected to ensure that the direct current output current does not have discontinuity, and the calculated value is L =330uH. Specifically, L = (Vdd/(2 × idd)) × T = (100/(2/3)) × (1/46 k) =350Uh, and 330Uh is selected for actual debugging tests. The capacitance type of the ninth capacitor C9 is selected as an electrolytic capacitor, and it is required to satisfy that the output voltage ripple rate is at most 1%, cout = (Idd/(4 × vdd)) × T =3/4/1/46k =17uf, and 22Uf is taken, that is, C =22Uf is calculated.
Fig. 4 is a circuit diagram of a power amplifier circuit according to an embodiment of the present disclosure. As a preferred embodiment, as shown in fig. 4, the power amplification circuit 12 includes: a third MOS transistor Q3, a fourth MOS transistor Q4, a fifth MOS transistor Q5, a sixth MOS transistor Q6, a first zener diode DZ1, a second zener diode DZ2, a third zener diode DZ3, a fourth zener diode DZ4, a second transformer T4, a second inductor L2, a third inductor L3, a fourth inductor L4, a tenth capacitor C10, an eleventh capacitor C11, and a twelfth capacitor C12;
a source electrode of the third MOS transistor Q3 is connected with an anode of the first voltage-stabilizing diode DZ1, a first input end of the second inductor L2 and a drain electrode of the fifth MOS transistor Q5, a drain electrode of the third MOS transistor Q3 is connected with a cathode of the first voltage-stabilizing diode DZ1, a source electrode of the fourth MOS transistor Q4 is connected with an anode of the second voltage-stabilizing diode DZ2, a second input end of the second inductor L2 and a drain electrode of the sixth MOS transistor Q6, a drain electrode of the fourth MOS transistor Q4 is connected with a cathode of the second voltage-stabilizing diode DZ2, and a cathode of the second voltage-stabilizing diode DZ2 is connected with a cathode of the first voltage-stabilizing diode DZ 1; the source electrode of the fifth MOS tube Q5 is connected with the anode of the third voltage-stabilizing diode DZ3, the drain electrode of the fifth MOS tube Q5 is connected with the cathode of the third voltage-stabilizing diode DZ3, and the anode of the third voltage-stabilizing diode DZ3 is grounded; the source electrode of the sixth MOS transistor Q6 is connected to the anode of the fourth zener diode DZ4, the drain electrode of the sixth MOS transistor Q6 is connected to the cathode of the fourth zener diode DZ4, and the anode of the fourth zener diode DZ4 is connected to the anode of the third zener diode DZ 3;
the first output end of the second inductor L2 is connected to the first end of the third inductor L3, the second end of the third inductor L3 is connected to the first end of the tenth capacitor C10, the second end of the tenth capacitor C10 is connected to the first end of the primary side of the second transformer T4, and the second output end of the second inductor L2 is connected to the second end of the primary side of the second transformer T4;
a first end of a secondary side of the second transformer T4 is connected to a first end of a twelfth capacitor C12, a second end of the secondary side of the second transformer T4 is connected to a first end of a fourth inductor L4, a second end of the fourth inductor L4 is connected to a first end of an eleventh capacitor C11, and a second end of the eleventh capacitor C11 is connected to a second end of the twelfth capacitor C12;
the drain of the third MOS transistor Q3 and the source of the fifth MOS transistor Q5 are used as the first input end of the power amplification circuit 12; the grid electrode of the third MOS transistor Q3, the grid electrode of the fourth MOS transistor Q4, the grid electrode of the fifth MOS transistor Q5 and the grid electrode of the sixth MOS transistor Q6 are jointly used as a second input end of the power amplification circuit 12; a first terminal and a second terminal of the twelfth capacitor C12 serve as output terminals of the power amplification circuit 12.
It can be understood that the power amplifier is the core module of the resistance-capacitance energy generator, the maximum output power is 100W, and the output frequency is 300KHz to 1MHz. As shown in fig. 4. The MOS tubes of the power amplifier are all N-channel MOS tubes, and work in a soft switching mode, and the alternating current switching loss of the power amplifier is zero under an ideal condition. The full-bridge two pairs of MOS tubes are alternately switched, after passing through a common-mode inductor second inductor L2, an approximate sinusoidal voltage can be generated at two ends of a resonant circuit L3C10, and the voltage is isolated by a second transformer T4 and then is converted into a 300 KHz-1 MHz sinusoidal high-frequency current to be output after frequency selection of a series resonant circuit L4C 11.
Further, when the resistance-capacitance energy generator works, the controller 10 generates two paths of opposite 300 KHz-1 MHz square waves to respectively drive the third MOS transistor Q3, the sixth MOS transistor Q6, the fourth MOS transistor Q4 and the fifth MOS transistor Q5 through the second output end of the controller. As a preferred embodiment, the third MOS transistor Q3, the fourth MOS transistor Q4, the fifth MOS transistor Q5 and the sixth MOS transistor Q6 are of the type APT20M36BFLL, which can bear the on-current of 65A and the off-voltage of 200V at maximum, and have the characteristic of fast switching. The debugging test shows that the third inductance L3 is 7.6uH, the tenth capacitance C10 is 22nF, the fourth inductance L4 is 4.35uF, the eleventh capacitance C11 is 47nF, and the twelfth capacitance C12 is 3.3nF. The power amplification circuit 12 finally realizes high-frequency energy output by square wave driving of the controller 10 and power supply of the switching power supply circuit 11.
Fig. 5 is a schematic diagram of an impedance detection circuit according to an embodiment of the present disclosure. As a preferred embodiment, as shown in fig. 5, the impedance detecting circuit 13 includes: a voltage transformer 130, a second current transformer 131 and two sets of current and voltage processing circuits 132;
the current-voltage processing circuit 132 includes a buffer amplifying circuit, a low-pass filter circuit, a differential amplifying circuit, and an effective value converting circuit; the input end of the buffer amplifying circuit is the input end of the current-voltage processing circuit 132, the output end of the buffer amplifying circuit is connected with the input end of the low-pass filter circuit, the output end of the low-pass filter circuit is connected with the input end of the differential amplifying circuit, the output end of the differential amplifying circuit is connected with the input end of the effective value converting circuit, and the output end of the effective value converting circuit is the output end of the current-voltage processing circuit 132;
a first output end of the voltage transformer 130 is connected with input ends of a group of current and voltage processing circuits 132, and a second output end of the voltage transformer 130 is connected with a first input end of a second current transformer 131; a first output end of the second current transformer 131 is connected with an input end of another set of current and voltage processing circuit 132, and a second input end of the second current transformer 131 is connected with a part to be detected;
the input terminal of the voltage transformer 130 and the third input terminal of the second current transformer 131 are used together as the first input terminal of the impedance detection circuit 13, the second input terminal of the second current transformer 131 is used as the second input terminal of the impedance detection circuit 13, and the output terminals of the two sets of current-voltage processing circuits 132 are used together as the output terminals of the impedance detection circuit 13.
In specific implementation, the voltage transformer 130 and the second current transformer 131 play a role of electrical isolation, and attenuate high-frequency voltage and current by 60 times and 10 times respectively. The voltage transformer 130 and the second current transformer 131 are respectively connected to a set of current-voltage processing circuits 132. The current-voltage processing circuit 132 includes a buffer amplifier circuit, a low-pass filter circuit, a differential amplifier circuit, and an effective value conversion circuit. The buffer amplifying circuit carries out voltage following on the voltage and current detection signals so as to reduce the load effect; the low-pass filter circuit filters out higher harmonics in the detection signal, and the cutoff frequency of the low-pass filter circuit is 1MHz; the differential amplification circuit converts the two paths of differential detection signals into single-ended signals; the effective value converting circuit converts the single-ended signal into a dc effective value for feeding back to the controller 10 to detect the impedance value. It should be noted that, in the present embodiment, the specific structure of each sub-circuit in the current-voltage processing circuit 132 is not limited, and depends on the specific implementation.
In this embodiment, the impedance detection circuit including the voltage transformer, the second current transformer and the two sets of current and voltage processing circuits detects the skin impedance value of the to-be-detected part, so that the controller adjusts the energy output power according to the impedance value.
Fig. 6 is a circuit diagram of an effective value converting circuit according to an embodiment of the present disclosure. As a preferred embodiment, as shown in fig. 6, the effective value conversion circuit includes: a first amplifier U1, a second amplifier U2, an eleventh resistor R11, a twelfth resistor R12, a thirteenth resistor R13, a fourteenth resistor R14, a thirteenth capacitor C13, a fourteenth capacitor C14, a fifth zener diode DZ5, a seventh diode D7, and an eighth diode D8;
an inverting input end of the first amplifier U1 is connected to a first end of the eleventh resistor R11, an anode of the fifth voltage-stabilizing diode DZ5, and a first end of the fourteenth resistor R14, a non-inverting input end of the first amplifier U1 is grounded, a negative power supply end of the first amplifier U1 is connected to a first power supply and a first end of the thirteenth capacitor C13, a second end of the thirteenth capacitor C13 is grounded, a positive power supply end of the first amplifier U1 is connected to a second power supply and a first end of the fourteenth capacitor C14, and a second end of the fourteenth capacitor C14 is grounded; the output end of the first amplifier U1 is connected to the second end of the eleventh resistor R11, the cathode of the fifth zener diode DZ5, and the first end of the twelfth resistor R12;
an inverting input end of the second amplifier U2 is connected to a first end of a thirteenth resistor R13 and a cathode of the seventh diode D7, and a second end of the thirteenth resistor R13 is connected to a second end of a fourteenth resistor R14 and an anode of the eighth diode D8; the non-inverting input end of the second amplifier U2 is grounded, and the output end of the second amplifier U2 is connected with the anode of the seventh diode D7 and the cathode of the eighth diode D8;
the inverting input terminal of the first amplifier U1 and the inverting input terminal of the second amplifier U2 are input terminals of the effective value conversion circuit, and the second terminal of the twelfth resistor R12 is an output terminal of the effective value conversion circuit.
It should be noted that in the present embodiment, the first power source is VDD, and the second power source is VSS; that is, the negative power terminal of the first amplifier U1 is connected to VDD and the first terminal of the thirteenth capacitor C13, and the positive power terminal of the first amplifier U1 is connected to VSS and the first terminal of the fourteenth capacitor C14.
In this embodiment, the effective value conversion circuit converts the single-ended signal generated by the differential amplification circuit into a dc effective value, so as to feed back the dc effective value to the controller to detect the impedance value.
Fig. 7 is a flowchart of a method for generating rc energy according to an embodiment of the present disclosure. The method is applied to a resistance-capacitance energy generator comprising a controller 10, a switching power supply circuit 11, a power amplification circuit 12 and an impedance detection circuit 13; as shown in fig. 7, the method includes:
s10: and acquiring a voltage and current signal of the part to be detected acquired by the impedance detection circuit.
S11: and adjusting the output value of the direct current voltage of the switching power supply circuit according to the voltage and current signal, and adjusting the frequency value of the high-frequency current of the power amplification circuit so as to adjust the energy output power of the part to be detected.
In a specific implementation, the controller 10 is first initialized, given a DA value that determines the power output. Further, the initial impedance value of the biological tissue at the site to be measured needs to be ascertained first. Specifically, the controller 10 controls the switching power supply circuit 11 and the power amplification circuit 12 to output a high-frequency test voltage with a peak value of 15V to act on the target tissue, and then the controller 10 obtains an initial impedance value of the target tissue according to the voltage and current information acquired by the impedance detection circuit 13; the controller 10 will then immediately adjust the magnitude of the output voltage of the switching power supply circuit 11 to achieve the effect of setting the output power value based on the initial impedance value and the set power value (DA value).
Further, the impedance range of the human skin is 50 Ω to 1500 Ω. The controller 10 first determines whether the impedance value of the biological tissue is within this range. If yes, adaptive output power adjustment is needed. Specifically, the rated load (the impedance value corresponding to the maximum output power) is 500 Ω, and the impedance range of the skin of the human body is adjusted in two sections according to the rated load:
the first section is 50 omega-500 omega, wherein the output power at 50 omega is 50% of the output power at 500 omega, the output power is gradually increased from 50 omega to 500 omega, and the output power is maximum at 500 omega; when the maximum output power is set to 100W (the set power range is 1 to 100W), the power impedance curve formula P = (1/9) × R +400/9. And when the human body impedance value falls in the first section, acquiring the output power at the moment through the power impedance curve formula.
The second section is 500 omega-1500 omega, wherein the 500 omega output power is the maximum, 50% of the output power when the 1500 omega output power is 500 omega, and the power output is gradually reduced from 500 omega to 1500 omega; when the maximum output power is set to be 100W, the rate-impedance curve formula is P = (-1/20) × R +125. And when the human body impedance value falls in the second section, acquiring the output power at the moment through the power impedance curve formula.
Specifically, in order to adjust the output power to the power corresponding to the human body impedance value at this time, the actual output power value is first compared with the calculated power value obtained by the power impedance curve formula, so as to obtain a difference Δ P between the actual power value and the calculated power value. When 0< Δ P < =1, the DA value of the controller 10 is subtracted by 1; when-1 < Δ P < =0, the DA value of the controller 10 is increased by 1; when 1< Δ P < =5, the DA value of the controller 10 is decreased by 5; when-5 < Δ P < = -1, the DA value of the controller 10 is increased by 5; when Δ P >5, the DA value of controller 10 is decremented by 10; when Δ P < -5, the DA value of the controller 10 is increased by 10.
It should be noted that the addition and subtraction time of DA is 1ms, and the actual power value is infinitely close to the calculated power value through the adjustment of the output power, so as to achieve the adaptive power output. When the impedance of the skin of the human body is less than 50 Ω or greater than 1000 Ω, the DA value of the controller 10 is continuously reduced to 0, the output voltage of the switching power supply circuit 11 is 0, and the resistance-capacitance energy generator does not output energy at this time.
In this embodiment, the voltage and current signals of the portion to be measured acquired by the impedance detection circuit are obtained. And adjusting the output value of the direct current voltage of the switching power supply circuit according to the voltage and current signal, and adjusting the frequency value of the high-frequency current of the power amplification circuit so as to adjust the energy output power of the part to be detected. According to the scheme, the output frequency and the output voltage of the power amplifier are adjusted according to the voltage and current signals of the part to be detected and the specific voltage and current signals of the part to be detected, so that the corresponding output power can be adjusted and output according to different impedances of human skin, and the optimal treatment effect is achieved.
Fig. 8 is a schematic diagram of a resistance-capacitance energy generation apparatus provided in an embodiment of the present application, and as shown in fig. 8, the resistance-capacitance energy generation apparatus includes:
a memory 20 for storing a computer program.
A processor 21 for implementing the steps of the method for generating rc energy as mentioned in the above embodiments when executing a computer program.
The resistance-capacitance energy generation device provided by the embodiment may include, but is not limited to, a smart phone, a tablet computer, a notebook computer, a desktop computer, or the like.
The processor 21 may include one or more processing cores, such as a 4-core processor, an 8-core processor, and the like. The processor 21 may be implemented in hardware using at least one of a Digital Signal Processor (DSP), a Field-Programmable Gate Array (FPGA), and a Programmable Logic Array (PLA). The processor 21 may also include a main processor and a coprocessor, where the main processor is a processor for processing data in an awake state, and is also called a Central Processing Unit (CPU); a coprocessor is a low power processor for processing data in a standby state. In some embodiments, the processor 21 may be integrated with a Graphics Processing Unit (GPU), which is responsible for rendering and drawing the content required to be displayed on the display screen. In some embodiments, the processor 21 may further include an Artificial Intelligence (AI) processor for processing computational operations related to machine learning.
The memory 20 may include one or more computer-readable storage media, which may be non-transitory. Memory 20 may also include high speed random access memory, as well as non-volatile memory, such as one or more magnetic disk storage devices, flash memory storage devices. In this embodiment, the memory 20 is at least used for storing a computer program 201, wherein after being loaded and executed by the processor 21, the computer program can implement the relevant steps of the resistor-capacitor energy generation method disclosed in any one of the foregoing embodiments. In addition, the resources stored in the memory 20 may also include an operating system 202, data 203, and the like, and the storage manner may be a transient storage manner or a permanent storage manner. Operating system 202 may include, among others, windows, unix, linux, and the like. Data 203 may include, but is not limited to, data related to a resistor-capacitor energy generation method.
In some embodiments, the rc energy generating device may further include a display 22, an input/output interface 23, a communication interface 24, a power source 25, and a communication bus 26.
Those skilled in the art will appreciate that the configuration shown in fig. 8 does not constitute a limitation of a resistance capacitance energy generation device and may include more or fewer components than those shown.
Finally, the application also provides a corresponding embodiment of the computer readable storage medium. The computer-readable storage medium has stored thereon a computer program which, when being executed by a processor, carries out the steps as set forth in the above-mentioned method embodiments.
It is understood that, if the method in the above embodiments is implemented in the form of software functional units and sold or used as a stand-alone product, it can be stored in a computer readable storage medium. Based on such understanding, the technical solutions of the present application may be embodied in the form of a software product, which is stored in a storage medium and executes all or part of the steps of the methods described in the embodiments of the present application, or all or part of the technical solutions. And the aforementioned storage medium includes: various media capable of storing program codes, such as a usb disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk, or an optical disk.
The present application provides a resistive-capacitive energy generator, method, apparatus and medium having the detailed description set forth above. The embodiments are described in a progressive manner in the specification, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description. It should be noted that, for those skilled in the art, without departing from the principle of the present application, the present application can also make several improvements and modifications, and those improvements and modifications also fall into the protection scope of the claims of the present application.
It should also be noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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 a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.

Claims (11)

1. A resistor-capacitor energy generator, comprising: a controller (10), a switching power supply circuit (11), a power amplification circuit (12) and an impedance detection circuit (13);
a first input end of the impedance detection circuit (13) is connected with an output end of the power amplification circuit (12), a second input end of the impedance detection circuit (13) is connected with a part to be detected, and an output end of the impedance detection circuit (13) is connected with an input end of the controller (10) and is used for detecting a voltage and current signal of the part to be detected and outputting the voltage and current signal to the controller (10);
the output end of the switching power supply circuit (11) is connected with the first input end of the power amplification circuit (12) and is used for converting commercial power into direct-current voltage to supply power to the power amplification circuit (12);
the power amplification circuit (12) is used for converting the direct-current voltage into high-frequency current and outputting the high-frequency current to the part to be detected;
the first output end of the controller (10) is connected with the input end of the switching power supply circuit (11), the second output end of the controller (10) is connected with the second input end of the power amplification circuit (12) and used for adjusting the output value of the direct current voltage of the switching power supply circuit (11) according to the voltage and current signal and adjusting the frequency value of the high-frequency current of the power amplification circuit (12) so as to adjust the energy output power of the part to be detected.
2. A resistor-capacitor energy generator according to claim 1, characterized in that the switching power supply circuit (11) comprises: the device comprises a main control circuit (110), a first current transformer, a half-bridge circuit (111), an isolation transformer, a full-wave rectifying circuit (112) and an LC filter circuit (113);
the input end of the main control circuit (110) is used as the input end of the switching power supply circuit (11), the first output end of the main control circuit (110) is connected with the input end of the half-bridge circuit (111), and the second output end of the main control circuit (110) is connected with the first end and the second end of the primary side of the first current transformer;
a first output end of the half-bridge circuit (111) is connected with a first end of a secondary side of the first current transformer, and a second output end of the half-bridge circuit (111) is connected with a first end of a primary side of the isolation transformer;
the second end of the primary side of the isolation transformer is connected with the second end of the secondary side of the first current transformer, and the first end and the second end of the secondary side of the isolation transformer are respectively connected with the first input end and the second input end of the full-wave rectifying circuit (112);
a first output end and a second output end of the full-wave rectifying circuit (112) are respectively connected with a first input end and a second input end of the LC filtering circuit (113);
and a second input end and an output end of the LC filter circuit (113) are used as output ends of the switch power supply circuit (11).
3. A resistor-capacitor energy generator according to claim 2, characterized in that the half-bridge circuit (111) comprises: the circuit comprises a first transformer, a first MOS tube, a second MOS tube, a first diode, a second diode, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a first capacitor, a second capacitor, a third capacitor and a fourth capacitor;
the first end and the second end of the primary side of the first transformer are used as input ends of the half-bridge circuit (111); a first end of a first secondary side of the first transformer is connected with a cathode of the first diode and a first end of the third resistor, an anode of the first diode and a second end of the third resistor are connected with the first end of the first resistor, and a second end of the first secondary side of the first transformer is connected with the second end of the first resistor;
the grid electrode of the first MOS tube is connected with the first end of the first resistor, the source electrode of the first MOS tube is connected with the second end of the first resistor and the first end of the first capacitor, the drain electrode of the first MOS tube is connected with a power supply and is connected with the first end of the second resistor and the first end of the second capacitor, and the second end of the second resistor is connected with the second end of the first capacitor;
a first end of a second secondary side of the first transformer is connected with a cathode of the second diode and a first end of the sixth resistor, an anode of the second diode and a second end of the sixth resistor are connected with a first end of the fourth resistor, and a second end of the second secondary side of the first transformer is connected with a second end of the fourth resistor;
the grid electrode of the second MOS tube is connected with the first end of the fourth resistor, the source electrode of the second MOS tube is grounded, and the second end of the fourth resistor, the first end of the fifth resistor and the first end of the fourth capacitor are connected; the second end of the fourth capacitor is connected with the second end of the second capacitor; the drain electrode of the second MOS tube is connected with the source electrode of the first MOS tube and the first end of the third capacitor, the second end of the third capacitor is connected with the second end of the fifth resistor,
the second end of the fourth capacitor and the drain electrode of the second MOS tube are respectively used as a first output end and a second output end of the half-bridge circuit (111).
4. The RC energy generator of claim 2, wherein the full-wave rectification circuit (112) comprises: a third diode, a fourth diode, a fifth diode, a sixth diode, a fifth capacitor, a sixth capacitor, a seventh capacitor, an eighth capacitor, a seventh resistor, an eighth resistor, a ninth resistor and a tenth resistor;
a cathode of the third diode is connected with the first end of the fifth capacitor, the first end of the sixth capacitor and a cathode of the fourth diode, an anode of the third diode is connected with the first end of the seventh resistor, and a second end of the seventh resistor is connected with the second end of the fifth capacitor; an anode of the fourth diode is connected with a first end of the eighth resistor, and a second end of the eighth resistor is connected with a second end of the sixth capacitor;
an anode of the fifth diode is connected with the first end of the ninth resistor, the first end of the tenth resistor and an anode of the sixth diode, a cathode of the fifth diode is connected with the first end of the seventh capacitor and an anode of the third diode, and a second end of the seventh capacitor is connected with the second end of the ninth resistor; a cathode of the sixth diode is connected to a first end of the eighth capacitor and an anode of the fourth diode, and a second end of the eighth capacitor is connected to a second end of the tenth resistor;
wherein an anode of the fourth diode serves as a first input of the full-wave rectification circuit (112) and a cathode of the fourth diode serves as a first output of the full-wave rectification circuit (112); the cathode of the fifth diode is used as the second input end of the full-wave rectification circuit (112), and the anode of the sixth diode is used as the second output end of the full-wave rectification circuit (112).
5. A resistor-capacitor energy generator according to claim 2, characterized in that said LC filter circuit (113) comprises a first inductance and a ninth capacitance;
the first end of the first inductor is used as the first input end of the LC filter circuit (113), the second end of the first inductor is connected with the first end of the ninth capacitor, the second end of the ninth capacitor is used as the second input end of the LC filter circuit (113), and the first end of the ninth capacitor is used as the output end of the LC filter circuit (113).
6. The resistor-capacitor energy generator according to claim 1, characterized in that the power amplification circuit (12) comprises: the third MOS tube, the fourth MOS tube, the fifth MOS tube, the sixth MOS tube, the first voltage stabilizing diode, the second voltage stabilizing diode, the third voltage stabilizing diode, the fourth voltage stabilizing diode, the second transformer, the second inductor, the third inductor, the fourth inductor, the tenth capacitor, the eleventh capacitor and the twelfth capacitor;
the source electrode of the third MOS tube is connected with the anode of the first voltage-stabilizing diode, the first input end of the second inductor and the drain electrode of the fifth MOS tube, the drain electrode of the third MOS tube is connected with the cathode of the first voltage-stabilizing diode, the source electrode of the fourth MOS tube is connected with the anode of the second voltage-stabilizing diode, the second input end of the second inductor and the drain electrode of the sixth MOS tube, the drain electrode of the fourth MOS tube is connected with the cathode of the second voltage-stabilizing diode, and the cathode of the second voltage-stabilizing diode is connected with the cathode of the first voltage-stabilizing diode; the source electrode of the fifth MOS tube is connected with the anode of the third voltage-stabilizing diode, the drain electrode of the fifth MOS tube is connected with the cathode of the third voltage-stabilizing diode, and the anode of the third voltage-stabilizing diode is grounded; the source electrode of the sixth MOS tube is connected with the anode of the fourth voltage-stabilizing diode, the drain electrode of the sixth MOS tube is connected with the cathode of the fourth voltage-stabilizing diode, and the anode of the fourth voltage-stabilizing diode is connected with the anode of the third voltage-stabilizing diode;
the first output end of the second inductor is connected with the first end of the third inductor, the second end of the third inductor is connected with the first end of the tenth capacitor, the second end of the tenth capacitor is connected with the first end of the primary side of the second transformer, and the second output end of the second inductor is connected with the second end of the primary side of the second transformer;
a first end of a secondary side of the second transformer is connected with a first end of the twelfth capacitor, a second end of the secondary side of the second transformer is connected with a first end of the fourth inductor, a second end of the fourth inductor is connected with a first end of the eleventh capacitor, and a second end of the eleventh capacitor is connected with a second end of the twelfth capacitor;
the drain electrode of the third MOS tube and the source electrode of the fifth MOS tube are jointly used as a first input end of the power amplification circuit (12); the grid electrode of the third MOS tube, the grid electrode of the fourth MOS tube, the grid electrode of the fifth MOS tube and the grid electrode of the sixth MOS tube are jointly used as a second input end of the power amplification circuit (12); and a first end and a second end of the twelfth capacitor are used as output ends of the power amplification circuit (12).
7. A resistor-capacitor energy generator according to claim 1, characterized in that the impedance detection circuit (13) comprises: the device comprises a voltage transformer (130), a second current transformer (131) and two groups of current and voltage processing circuits (132);
the current and voltage processing circuit (132) comprises a buffer amplifying circuit, a low-pass filter circuit, a differential amplifying circuit and an effective value conversion circuit; the input end of the buffer amplifying circuit is the input end of the current and voltage processing circuit (132), the output end of the buffer amplifying circuit is connected with the input end of the low-pass filter circuit, the output end of the low-pass filter circuit is connected with the input end of the differential amplifying circuit, the output end of the differential amplifying circuit is connected with the input end of the effective value converting circuit, and the output end of the effective value converting circuit is the output end of the current and voltage processing circuit (132);
a first output end of the voltage transformer (130) is connected with input ends of a group of current and voltage processing circuits (132), and a second output end of the voltage transformer (130) is connected with a first input end of the second current transformer (131); a first output end of the second current transformer (131) is connected with an input end of another group of the current and voltage processing circuit (132), and a second input end of the second current transformer (131) is connected with the part to be detected;
the input end of the voltage transformer (130) and the third input end of the second current transformer (131) are jointly used as the first input end of the impedance detection circuit (13), the second input end of the second current transformer (131) is used as the second input end of the impedance detection circuit (13), and the output ends of the two groups of current and voltage processing circuits (132) are jointly used as the output end of the impedance detection circuit (13).
8. The RC energy generator of claim 7, wherein the effective value conversion circuit comprises: the circuit comprises a first amplifier, a second amplifier, an eleventh resistor, a twelfth resistor, a thirteenth resistor, a fourteenth resistor, a thirteenth capacitor, a fourteenth capacitor, a fifth voltage-stabilizing diode, a seventh diode and an eighth diode;
an inverting input end of the first amplifier is connected to a first end of the eleventh resistor, an anode of the fifth zener diode, and a first end of the fourteenth resistor, a non-inverting input end of the first amplifier is grounded, a negative power supply end of the first amplifier is connected to a first power supply and a first end of the thirteenth capacitor, a second end of the thirteenth capacitor is grounded, a positive power supply end of the first amplifier is connected to a second power supply and a first end of the fourteenth capacitor, and a second end of the fourteenth capacitor is grounded; the output end of the first amplifier is connected with the second end of the eleventh resistor, the cathode of the fifth voltage-stabilizing diode and the first end of the twelfth resistor;
an inverting input terminal of the second amplifier is connected to a first terminal of the thirteenth resistor and a cathode of the seventh diode, and a second terminal of the thirteenth resistor is connected to a second terminal of the fourteenth resistor and an anode of the eighth diode; the non-inverting input end of the second amplifier is grounded, and the output end of the second amplifier is connected with the anode of the seventh diode and the cathode of the eighth diode;
the inverting input terminal of the first amplifier and the inverting input terminal of the second amplifier are used as the input terminals of the effective value conversion circuit, and the second terminal of the twelfth resistor is used as the output terminal of the effective value conversion circuit.
9. A resistance capacitance energy generation method is characterized by being applied to a resistance capacitance energy generator comprising a controller (10), a switch power circuit (11), a power amplification circuit (12) and an impedance detection circuit (13); the method comprises the following steps:
acquiring a voltage current signal of a part to be detected acquired by the impedance detection circuit (13);
and adjusting the output value of the direct current voltage of the switching power supply circuit (11) according to the voltage and current signal, and adjusting the frequency value of the high-frequency current of the power amplification circuit (12) so as to adjust the energy output power to the part to be detected.
10. A resistive-capacitive energy generating device, comprising:
a memory for storing a computer program;
a processor for implementing the steps of the method of generating resistive-capacitive energy according to claim 9 when executing said computer program.
11. A computer-readable storage medium, characterized in that a computer program is stored on the computer-readable storage medium, which computer program, when being executed by a processor, carries out the steps of the method of resistor-capacitor energy generation according to claim 9.
CN202211005394.0A 2022-08-22 2022-08-22 Resistor-capacitor energy generator, method, equipment and medium Pending CN115664234A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116808433A (en) * 2023-06-09 2023-09-29 河南翔宇医疗设备股份有限公司 Current regulating device, method, system, controller and therapeutic apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116808433A (en) * 2023-06-09 2023-09-29 河南翔宇医疗设备股份有限公司 Current regulating device, method, system, controller and therapeutic apparatus
CN116808433B (en) * 2023-06-09 2024-05-28 河南翔宇医疗设备股份有限公司 Current regulating device, method, system, controller and therapeutic apparatus

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