CN107261330A - A kind of strong magnetic field impulse stimulation instrument of portable low frequency - Google Patents

A kind of strong magnetic field impulse stimulation instrument of portable low frequency Download PDF

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Publication number
CN107261330A
CN107261330A CN201710661454.7A CN201710661454A CN107261330A CN 107261330 A CN107261330 A CN 107261330A CN 201710661454 A CN201710661454 A CN 201710661454A CN 107261330 A CN107261330 A CN 107261330A
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CN
China
Prior art keywords
circuit
end connection
connection diode
diode
anode
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Pending
Application number
CN201710661454.7A
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Chinese (zh)
Inventor
李燕龙
黄品高
陆文杰
卢昌达
党选举
劳华泰
徐国建
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Guilin University of Electronic Technology
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Guilin University of Electronic Technology
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Application filed by Guilin University of Electronic Technology filed Critical Guilin University of Electronic Technology
Priority to CN201710661454.7A priority Critical patent/CN107261330A/en
Publication of CN107261330A publication Critical patent/CN107261330A/en
Pending legal-status Critical Current

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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61NELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N2/00Magnetotherapy
    • A61N2/02Magnetotherapy using magnetic fields produced by coils, including single turn loops or electromagnets
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03LAUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L5/00Automatic control of voltage, current, or power

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  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Magnetic Treatment Devices (AREA)

Abstract

The present invention discloses a kind of strong magnetic field impulse stimulation instrument of portable low frequency, is mainly made up of power supply, voltage-multiplying circuit, capacitance group charging energy-storing circuit, thyristor driving circuit, discharge circuit, enameled wire loop, single chip machine controlling circuit, key-press module and display module;Power supply connects the input of capacitance group charging energy-storing circuit via voltage-multiplying circuit;The output end of capacitance group charging energy-storing circuit connects the input of thyristor driving circuit, and the output end of thyristor driving circuit connects enameled wire loop via discharge circuit;The voltage detecting input connection capacitance group charging energy-storing circuit of single chip machine controlling circuit, the adjustable pulse output end connection thyristor driving circuit of single chip machine controlling circuit;The output end connection single chip machine controlling circuit of key-press module, the input connection single chip machine controlling circuit of display module.The present invention produces induced current using strong magnetic burst pulse in human body shallow-layer stimulates human nerve, reaches neural, the lenitive therapeutic action of stimulation, and accomplish portability.

Description

A kind of strong magnetic field impulse stimulation instrument of portable low frequency
Technical field
The present invention relates to the strong magnetic pulse technology field of low frequency, and in particular to a kind of strong magnetic field impulse stimulation instrument of portable low frequency.
Background technology
Nowadays it is more and more in the people of urban work, to be stayed in people's majority of urban work inside office, it is long-term It is sitting on chair facing to computer, so long-term work result in many serious health problems.Such as osteoproliferation, the soreness of waist Backache, cervical spondylopathy etc..Because general medicine is difficult to reach affected part, thus the urgently instrument that loosens and alleviates, it is wanted The requirement of convenient and portability is met, allows patient to arrive some specific place, oneself stays at home or office just can be with Easily operate.
In medical applications, magnetic field has pain of alleviation, tranquilizing to relieve muscle spasm effect, antiinflammation, stimulation nerve and anti-inflammatory A variety of effects such as sterilization.Neural stem cell technology is contactlessly to enter what organization internal was formed by Space Coupling using the magnetic field of change Induction point galvanism histocyte, so as to trigger the action potential of cell, magnetic field is more potent, and fruit is more notable.However, high-intensity magnetic field As extremely low gentle super-pressure, it is listed in modern science and tests one of most important extreme condition, therefore existing high-intensity magnetic field is controlled It is large-scale machine to treat most of instrument, carries out magnetic therapy to human body using the magnetic field of large area, patient need to arrive some specific place It can just treat, not meet the requirement of current fast pace life.
The content of the invention
The present invention solve existing magnetic field therapeutic instrument because its volume is big be not easy to flexibly use the problem of there is provided it is a kind of just Take the strong magnetic field impulse stimulation instrument of formula low frequency.
To solve the above problems, the present invention is achieved by the following technical solutions:
A kind of strong magnetic field impulse stimulation instrument of portable low frequency, mainly by power supply, voltage-multiplying circuit, capacitance group charging energy-storing circuit, Thyristor driving circuit, discharge circuit, enameled wire loop, single chip machine controlling circuit, key-press module and display module composition;Power supply is passed through The input of capacitance group charging energy-storing circuit is connected by voltage-multiplying circuit;The output end connection IGCT of capacitance group charging energy-storing circuit The input of drive circuit, the output end of thyristor driving circuit connects enameled wire loop via discharge circuit;Single-chip microcomputer control electricity The voltage detecting input connection capacitance group charging energy-storing circuit on road, the adjustable pulse output end connection of single chip machine controlling circuit is brilliant Brake tube drive circuit;The output end connection single chip machine controlling circuit of key-press module, the input connection single-chip microcomputer control of display module Circuit processed.
As an improvement, the strong magnetic field impulse stimulation instrument of portable low frequency still further comprises voice module, the voice module It is connected with single chip machine controlling circuit.
In such scheme, the voltage-multiplying circuit is made up of resistance R1, electric capacity C1-C10 and diode D1-D9;Diode D1- D9 is sequentially connected in series;Diode D1 anode is connected with power supply, and diode D9 negative electrode is connected with capacitance group charging energy-storing circuit;Electricity After resistance R1 connects with electric capacity C1, one end connection diode D1 anode, other end connection diode D1 negative electrode;The one of electric capacity C2 End connection diode D1 anode, other end connection diode D2 negative electrode;Electric capacity C3 one end connection diode D2 anode, Other end connection diode D3 negative electrode;Electric capacity C4 one end connection diode D3 anode, other end connection diode D4's Negative electrode;Electric capacity C5 one end connection diode D4 anode, other end connection diode D5 negative electrode;Electric capacity C6 one end connection Diode D5 anode, other end connection diode D6 negative electrode;Electric capacity C7 one end connection diode D6 anode, the other end Connect diode D7 negative electrode;Electric capacity C8 one end connection diode D7 anode, other end connection diode D8 negative electrode;Electricity Hold C9 one end connection diode D8 anode, other end connection diode D9 negative electrode;Electric capacity C10 one end connection diode D9 anode, other end connection diode D9 negative electrode.
Compared with prior art, the present invention produces induced current using strong magnetic burst pulse in human body shallow-layer stimulates human body god Through reaching neural, the lenitive therapeutic action of stimulation, and accomplish portability.
Brief description of the drawings
Fig. 1 is a kind of theory diagram of the strong magnetic field impulse stimulation instrument of portable low frequency.
Fig. 2 is the principle schematic of voltage-multiplying circuit.
Embodiment
With reference to the accompanying drawing in the specific embodiment of the invention, technical scheme is described in detail.
A kind of strong magnetic field impulse stimulation instrument of portable low frequency, as shown in figure 1, main charged by power supply, voltage-multiplying circuit, capacitance group Accumulator, thyristor driving circuit, discharge circuit, enameled wire loop, single chip machine controlling circuit, key-press module, display module and Voice module is constituted.Wherein power supply, voltage-multiplying circuit, capacitance group charging energy-storing circuit, thyristor driving circuit, discharge circuit, list Piece machine control circuit, key-press module, display module and voice module constitute the main body of instrument, and the main casing of instrument is arranged in the lump In.Enameled wire loop constitutes the accessory of instrument, and it is connected by the main body of wire and instrument.Power supply connects electric capacity via voltage-multiplying circuit The input of group charging energy-storing circuit.The output end of capacitance group charging energy-storing circuit connects the input of thyristor driving circuit, The output end of thyristor driving circuit connects enameled wire loop via discharge circuit.The voltage detecting input of single chip machine controlling circuit Connect capacitance group charging energy-storing circuit, the adjustable pulse output end connection thyristor driving circuit of single chip machine controlling circuit.Button Module output end connection single chip machine controlling circuit, display module input connection single chip machine controlling circuit, voice module with Single chip machine controlling circuit is connected.
In the present embodiment, the voltage-multiplying circuit is 10 voltage-multiplying circuits, and its effect is by 10 times of the voltage amplification of input.Times Piezoelectricity routing resistance R1, electric capacity C1-C10 and diode D1-D9 compositions.Diode D1-D9 is sequentially connected in series.Diode D1 anode It is connected with power supply, diode D9 negative electrode is connected with capacitance group charging energy-storing circuit.After resistance R1 connects with electric capacity C1, one end connects Connect diode D1 anode, other end connection diode D1 negative electrode.Electric capacity C2 one end connection diode D1 anode, it is another End connection diode D2 negative electrode.Electric capacity C3 one end connection diode D2 anode, other end connection diode D3 negative electrode. Electric capacity C4 one end connection diode D3 anode, other end connection diode D4 negative electrode.Electric capacity C5 one end connects two poles Pipe D4 anode, other end connection diode D5 negative electrode.Electric capacity C6 one end connection diode D5 anode, other end connection Diode D6 negative electrode.Electric capacity C7 one end connection diode D6 anode, other end connection diode D7 negative electrode.Electric capacity C8 One end connection diode D7 anode, other end connection diode D8 negative electrode.Electric capacity C9 one end connection diode D8's Anode, other end connection diode D9 negative electrode.Electric capacity C10 one end connection diode D9 anode, the other end connects two poles Pipe D9 negative electrode.Referring to Fig. 2.
Power supply, voltage-multiplying circuit, capacitance group charging energy-storing circuit, thyristor driving circuit and discharge circuit constitute the height of instrument Voltage source part.Because effective magnetic stimulation needs very big magnetic field intensity, therefore the voltage of the output of high voltage power supply part It is Kv grades, power requirement is also very high, and the characteristics of needs basic small volume.Therefore, method of the present invention using capacitance energy storage, It is main by AC power, current-limiting resistance, controllable silicon and capacitor bank into.The power supply of the strong magnetic field impulse stimulation instrument of portable low frequency is powered Voltage is 220V, and system input 220V alternating currents boost to 2000V or so using 10 voltage-multiplying circuits, and energy stores in electricity Inside the bulky capacitor of appearance group charging energy-storing circuit.The electricity at the capacitance group two ends of capacitance group charging energy-storing circuit is gathered by single-chip microcomputer Press to judge current electricity, when the voltage of capacitor reaches predetermined voltage (such as voltage is more than 2000V), use single-chip microcomputer Control the turn on thyristors of discharge loop.Pulsed drive thyristor circuit is exported using single-chip microcomputer, capacitance group repid discharge is realized, The discharge current of moment can reach 800A-3000A.Because when producing pulsed magnetic field, the peak value of pulse current is very big, selects Pressure-resistant 3000V, current effective value is used as discharge circuit for 1500A controllable silicon.Transient energy is focused on enameled wire loop, simultaneously The magnetic field of 0.1T-4T pencil can be produced, frequency of stimulation is 0.2HZ-1HZ, and boost pulse width is 40uS-400uS.
Single chip machine controlling circuit, key-press module, display module and voice module constitute the control section of instrument.Single-chip microcomputer control Circuit processed mainly realizes voltage detecting, capacitor charge and discharge control and Pulse Width Control.The voltage of voltage detecting, i.e. storage capacitor can be with Reach 2000V, it is therefore desirable to which the mode of electric resistance partial pressure carries out partial pressure to voltage, and voltage is dropped to the voltage model that A/D chip can be born Enclose.Capacitor charge and discharge is controlled, i.e. the charging of capacitor is constrained by two conditions:1. capacitor state in which 2. see whether Electric discharge.It in order to ensure that charge circuit is independent of each other with discharge loop, can not discharge, can not be charged during electric discharge during charging.If electric The voltage of container is more than 2000, judges the state of capacitance present device, and carry out the work of electric discharge.Pulse Width Control, that is, control brilliant lock Tube drive circuit needs single-chip microcomputer to produce pulse, and the mode of operation of stimulation instrument, different patterns can be set by key-press module Correspondence different pulse period and intensity, can also be set manually, and the setting scope of frequency of stimulation is 0.2HZ-1HZ.By by Key module can set multimodality treatment:Such as timing mode, the working time of 0-30 minutes can be set;Pulse sets mould Formula, can set burst length and pulse frequency.By voice module, user can obtain more humane experience, stimulate Instrument warm can remind the next position of switching to be treated, or safety instruction, it is ensured that the safety of user.User can also Use Voice command instrument, such as the control to instrument switch, the switching of pattern.Display module is shown using 3.2 cun of LCD Screen, there is some essential informations, the information of present mode, the frequency information of pulse of currently used person etc., convenient use person above Understand current working condition.
Enameled wire loop is the treatment part of instrument.In view of in Neural stem cell technology, current-carrying coil is very important portion Part, the parameter designing of coil determines the problem of temperature rise in magnetic field space distribution and work.Therefore, in the present embodiment, paint Envelope curve circle uses common circular coil, and material is enamel-covered wire, and a diameter of 3mm of enamel-covered wire is 65 circles around number of total coils, Thus a diameter of 20cm of the whole enameled wire loop formed, the magnetic induction intensity that working condition is produced is 0.1T-4T.In addition, The outside of enameled wire loop is also wrapped on the insulation silica gel sheath of pro-skin.Enameled wire loop is under the control of control unit, and enameled wire loop is used In close to human body therapy position, implement local magnetic therapy to human body.
, it is necessary to first access 220V civil powers when using this stimulation instrument, user is needed enameled wire loop from stimulation instrument Take out, open after the switch above main frame, whether first inspection apparatus is working properly on main frame.The work of instrument is set by button Operation mode, and enameled wire loop is placed on the position for needing to treat, because insulation processing has been done in the outside of enameled wire loop, because This user can directly be attached to enameled wire loop on skin.If necessary to speech pattern, mode of operation can be set to language Sound pattern, is controlled using voice to instrument.
It should be noted that although embodiment of the present invention is illustrative above, this is not to the present invention Limitation, therefore the invention is not limited in above-mentioned embodiment.Without departing from the principles of the present invention, it is every The other embodiment that those skilled in the art obtain under the enlightenment of the present invention, is accordingly to be regarded as within the protection of the present invention.

Claims (3)

1. a kind of strong magnetic field impulse stimulation instrument of portable low frequency, it is characterised in that:It is main to be charged by power supply, voltage-multiplying circuit, capacitance group Accumulator, thyristor driving circuit, discharge circuit, enameled wire loop, single chip machine controlling circuit, key-press module and display module group Into;
Power supply connects the input of capacitance group charging energy-storing circuit via voltage-multiplying circuit;The output end of capacitance group charging energy-storing circuit The input of thyristor driving circuit is connected, the output end of thyristor driving circuit connects enameled wire loop via discharge circuit;
Single chip machine controlling circuit voltage detecting input connection capacitance group charging energy-storing circuit, single chip machine controlling circuit it is adjustable Pulse output end connects thyristor driving circuit;Key-press module output end connection single chip machine controlling circuit, display module it is defeated Enter end connection single chip machine controlling circuit.
2. the strong magnetic field impulse stimulation instrument of a kind of portable low frequency according to claim 1, it is characterised in that:Still further comprise Voice module, the voice module is connected with single chip machine controlling circuit.
3. the strong magnetic field impulse stimulation instrument of a kind of portable low frequency according to claim 1 or 2, it is characterised in that:The multiplication of voltage Electric routing resistance R1, electric capacity C1-C10 and diode D1-D9 compositions;
Diode D1-D9 is sequentially connected in series;Diode D1 anode is connected with power supply, and diode D9 negative electrode charges with capacitance group to be stored up Can circuit connection;
After resistance R1 connects with electric capacity C1, one end connection diode D1 anode, other end connection diode D1 negative electrode;
Electric capacity C2 one end connection diode D1 anode, other end connection diode D2 negative electrode;
Electric capacity C3 one end connection diode D2 anode, other end connection diode D3 negative electrode;
Electric capacity C4 one end connection diode D3 anode, other end connection diode D4 negative electrode;
Electric capacity C5 one end connection diode D4 anode, other end connection diode D5 negative electrode;
Electric capacity C6 one end connection diode D5 anode, other end connection diode D6 negative electrode;
Electric capacity C7 one end connection diode D6 anode, other end connection diode D7 negative electrode;
Electric capacity C8 one end connection diode D7 anode, other end connection diode D8 negative electrode;
Electric capacity C9 one end connection diode D8 anode, other end connection diode D9 negative electrode;
Electric capacity C10 one end connection diode D9 anode, other end connection diode D9 negative electrode.
CN201710661454.7A 2017-08-04 2017-08-04 A kind of strong magnetic field impulse stimulation instrument of portable low frequency Pending CN107261330A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710661454.7A CN107261330A (en) 2017-08-04 2017-08-04 A kind of strong magnetic field impulse stimulation instrument of portable low frequency

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710661454.7A CN107261330A (en) 2017-08-04 2017-08-04 A kind of strong magnetic field impulse stimulation instrument of portable low frequency

Publications (1)

Publication Number Publication Date
CN107261330A true CN107261330A (en) 2017-10-20

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710661454.7A Pending CN107261330A (en) 2017-08-04 2017-08-04 A kind of strong magnetic field impulse stimulation instrument of portable low frequency

Country Status (1)

Country Link
CN (1) CN107261330A (en)

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Application publication date: 20171020

RJ01 Rejection of invention patent application after publication