CN209122436U - A kind of physiotherapy and rehabilitation equipment based on high frequency heat penetration technology - Google Patents
A kind of physiotherapy and rehabilitation equipment based on high frequency heat penetration technology Download PDFInfo
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- CN209122436U CN209122436U CN201820484143.8U CN201820484143U CN209122436U CN 209122436 U CN209122436 U CN 209122436U CN 201820484143 U CN201820484143 U CN 201820484143U CN 209122436 U CN209122436 U CN 209122436U
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Abstract
The utility model discloses a kind of physiotherapy and rehabilitation equipment based on high frequency heat penetration technology, including power supply unit, DC/DC inversion unit, power amplification unit, impedance matching unit, central control unit, operation display unit, Current Voltage acquisition unit, capacitance mode therapeutic electrode, resistance mode therapeutic electrode, neutral plate electrode；Central control unit is separately connected DC/DC inversion unit, power amplification unit, impedance matching unit and operation display unit；The power supply unit, DC/DC inversion unit, power amplification unit, impedance matching unit are sequentially connected, and the output end of power amplification unit connects neutral plate electrode, the output end connection capacitance mode therapeutic electrode and resistance mode therapeutic electrode of impedance matching unit；Current Voltage acquisition unit acquires the output electric current of capacitance mode therapeutic electrode and resistance mode therapeutic electrode, and the output end of Current Voltage acquisition unit connects central control unit, takes into account the surface layer of human body and the treatment of deep layer.
Description
Technical field
The utility model relates to a kind of medical rehabilitation instrument more particularly to a kind of physiotherapy and rehabilitations based on high frequency heat penetration technology
Equipment.
Background technique
With the development of science and technology, people increasingly pay attention to health and maintenance, a variety of physiotherapy equipments are developed, health is carried out to human body
Multiple, physical therapy.Physiotherapy equipment is that physical agent is acted on human body, is allowed to generate the equipment to improve, corresponding with drug therapy.It is common
Physical agent include electricity, sound, light, magnetic, water, pressure etc., improved by improvement blood circulation human internal organ function or
Improve the state of human local tissue.Common thermotherapy device is all to reach thermotherapy effect by conduction or radiant heat energy.
Realize heat cure piece, the therapeutic equipments such as wax therapy of tissue fever, and with conductive heat energy either with radiant heat energy
The therapeutic equipments such as light wave, the electromagnetic wave for measuring to realize tissue fever, these existing physiotherapy equipments are all external energy,
Across many different organized layers, energy is passed to therapentic part, and usually cannot be considered in terms of the surface layer of human body and controlling for deep layer
It treats.
Utility model content
The purpose of the utility model is to provide a kind of physiotherapy and rehabilitation equipment based on high frequency heat penetration technology, when treatment, is acted on
The energy of human body takes into account the surface layer of human body and the treatment of deep layer from inside of human body.
The technical solution adopted in the utility model are as follows:
A kind of physiotherapy and rehabilitation equipment based on high frequency heat penetration technology, including power supply unit, DC/DC inversion unit, power are put
Big unit, impedance matching unit, central control unit, operation display unit, Current Voltage acquisition unit, capacitance mode treatment electricity
Pole, resistance mode therapeutic electrode, neutral plate electrode；
The control signal of the first output end connection DC/DC inversion unit of the central control unit, center control
The control signal of the second output terminal connection power amplification unit of unit, the third output end of central control unit connect impedance
Matching unit；The power input of the first output end connection DC/DC inversion unit of the power supply unit, DC/DC inversion list
The direct-flow input end of the output end connection power amplification unit of member, the first output end of power amplification unit connect impedance matching list
The first input end of member, the second output terminal of power amplification unit connect neutral plate electrode, the first output of impedance matching unit
End connection capacitance mode therapeutic electrode, the second output terminal of impedance matching unit connect resistance mode therapeutic electrode；
The output end of the first input end connection capacitance mode therapeutic electrode of Current Voltage acquisition unit, Current Voltage acquisition
The output end of the second input terminal connection resistance mode therapeutic electrode of unit；The output end of Current Voltage acquisition unit connects center
The feedback input end of control unit, central control unit are connected with operation display unit.
The DC/DC inversion unit includes power-supply controller of electric, the first pwm driver, the first PWM driving transformer,
One field-effect tube, the first LC filter circuit；First output of the input terminal connection central control unit of the power-supply controller of electric
End, the output end of power-supply controller of electric connect the input terminal of the first pwm driver, the output end connection first of the first pwm driver
The input terminal of PWM driving transformer, the output end of the first PWM driving transformer connect the first input end of the first field-effect tube,
First output end of the power input connection power supply unit of the first field-effect tube, the output end connection first of the first field-effect tube
The input terminal of LC filter circuit, the direct-flow input end of the output end connection power amplification unit of the first LC filter circuit.
The power amplification unit includes the second pwm driver, the 2nd PWM driving transformer, DC/AC conversion electricity
Road, the first high frequency transformer, the second high frequency transformer and the 2nd LC filter circuit；The input terminal of second pwm driver
The second output terminal of central control unit is connected, the output end of the second pwm driver connects the input of the 2nd PWM driving transformer
End, the first input end of the output end connection AC/DC conversion circuit of the 2nd PWM driving transformer, DC/AC conversion electricity
The direct-flow input end on road connects the output end of the first LC filter circuit, and the output end connection first of AC/DC conversion circuit is high
The input terminal of frequency power transformer, the output end of the first high frequency transformer connect the input terminal of the 2nd LC filter circuit, the 2nd LC filtering
The output end of circuit connects the input terminal of the second high frequency transformer, and the first output end of the second high frequency transformer connects impedance matching
The first input end of unit, the second output terminal of the second high frequency transformer connect neutral plate electrode.
The impedance matching unit includes relay drive circuit, the capacitor array being made of capacitor and relay electricity
Road, capacitance mode output circuit, resistance mode output circuit；The control signal of the relay drive circuit connects center
The third output end of control unit, the input terminal of the output end connection capacitor array circuit of relay drive circuit, capacitor array
First output end of circuit connects capacitance mode therapeutic electrode by capacitance mode output circuit, and the second of capacitor array circuit is defeated
Outlet connects resistance mode therapeutic electrode by resistance mode output circuit.
The Current Voltage acquisition unit includes for acquiring capacitance mode therapeutic electrode and resistance mode therapeutic electrode
Current transformer, rectification circuit, low-pass filter circuit and the A/D conversion module of electric current；The output end of the current transformer
The input terminal of rectification circuit is connected, the output end of rectification circuit connects the input terminal of low-pass filter circuit, low-pass filter circuit
Output end connects the input terminal of A/D conversion module, the feed back input of the output end connection central control unit of A/D conversion module
End.
The power supply unit includes power-supply filter, multi output isolating transformer, the first current rectifying and wave filtering circuit and second
Current rectifying and wave filtering circuit, the input terminal of power-supply filter connect ac circuit, the output end connection multi output isolation of power-supply filter
First output end of the input terminal of transformer, multi output isolating transformer is become by the first current rectifying and wave filtering circuit and multi output isolation
The second output terminal of depressor provides multiple amplitudes different DC voltages by the second current rectifying and wave filtering circuit, supplies for whole device
Electricity.
The utility model modulates high frequency (450KHz), long wave by DC/DC inversion unit and power amplification unit
The sine wave of (600m), sustained oscillation, the distinctive frequency of 450Khz generate biological effect and fuel factor, act on to targeting
Corresponding body tissue, while to environment electromagnetic-radiation-free；Two kinds for the treatment of modes of capacitor treatment mode and resistance treatment mode are set,
The energy of capacitor treatment mode from human body have impedance operator tissue ion motion, for human body soft tissue more
Effectively, i.e., the energy of resistance treatment mode derives from charge-exchange, for the higher resistance value of resistance values such as human skeleton more
Effectively, and human body deep layer is reached；The energy of two kinds of treatments effectively promotes blood circulation both from inside of human body, burns
Fat cell improves the energetic supersession and immunocompetence equivalent damage and disease treatment and recovery of body；Cooperate impedance matching list again
Member, the utility model can be according to the physical condition and demand flexible modulation resistance treatment mode of user and capacitor treatment modes
Voltage and current allows patient to reach maximum comfort level while treating disease.
Detailed description of the invention
Fig. 1 is the schematic block circuit diagram of the utility model；
Fig. 2 is the capacitor treatment mode schematic diagram of the utility model；
Fig. 3 is the resistance treatment mode schematic diagram of the utility model；
Fig. 4 is the power unit circuit functional block diagram of the utility model；
Fig. 5 is the DC/DC inversion unit schematic block circuit diagram of the utility model；
Fig. 6 is the power amplification unit schematic block circuit diagram of the utility model；
Fig. 7 is the impedance matching unit schematic block circuit diagram of the utility model；
Fig. 8 is the Current Voltage acquisition unit schematic block circuit diagram of the utility model.
Specific embodiment
As shown in Figure 1, the utility model includes power supply unit, DC/DC inversion unit, power amplification unit, impedance matching
Unit, central control unit, operation display unit, Current Voltage acquisition unit, capacitance mode therapeutic electrode 1, resistance mode are controlled
Treat electrode 2, neutral plate electrode 3；
The control signal of the first output end connection DC/DC inversion unit of the central control unit, center control
The control signal of the second output terminal connection power amplification unit of unit, the third output end of central control unit connect impedance
Matching unit；The power input of the first output end connection DC/DC inversion unit of the power supply unit, DC/DC inversion list
The direct-flow input end of the output end connection power amplification unit of member, the first output end of power amplification unit connect impedance matching list
The first input end of member, the second output terminal of power amplification unit connect neutral plate electrode 3, the first output of impedance matching unit
End connection capacitance mode therapeutic electrode 1, the second output terminal of impedance matching unit connect resistance mode therapeutic electrode 2；Power is put
After direct current is converted to exchange by big unit, two high frequency transformers are set, two-stage voltage amplification is done.
The output end of the first input end connection capacitance mode therapeutic electrode 1 of Current Voltage acquisition unit, acquires capacitor mould
The voltage and current signal that formula therapeutic electrode 1 exports, the second input terminal connection resistance mode treatment electricity of Current Voltage acquisition unit
The output end of pole 2, the voltage and current signal that acquisition resistance mode therapeutic electrode 2 exports；The output end of Current Voltage acquisition unit
The feedback input end of central control unit is connected, central control unit is connected with operation display unit.
In the present embodiment, the power supply unit as shown in figure 4, include power-supply filter, multi output isolating transformer,
The input terminal of first current rectifying and wave filtering circuit and the second current rectifying and wave filtering circuit, power-supply filter connects AC220V alternating current circuit, power supply
The input terminal of the output end connection multi output isolating transformer of filter, the first output end of multi output isolating transformer pass through the
The second output terminal of one current rectifying and wave filtering circuit and multi output isolating transformer provides multiple amplitudes by the second current rectifying and wave filtering circuit
Different DC voltages is powered for whole device;The first output end output AC15V of multi output isolating transformer, the second output
AC60V is held, AC15V exports direct current 21V after the rectification of the first current rectifying and wave filtering circuit, and supplies+5V ,+15V, -15V voltage.
AC60V exports direct current 90V through the second current rectifying and wave filtering circuit, and powers for DC/DC inversion unit.The power supply of the utility model is adopted
It is different amplitudes with unified power input, then through circuit conversion, is each unit, module for power supply of the utility model, nothing
Independent power supply need to be set, so that the power supply unit structure of the utility model is simple.
The use process and principle of the utility model are as follows: after powering on, by capacitance mode therapeutic electrode 1 and neutral plate
Electrode 3 is in contact with user's body, then capacitance mode treatment is opened；Resistance mode therapeutic electrode 2 and neutral plate electrode 3 are made
User's body is in contact, then resistance mode treatment is opened.
The output end of second current rectifying and wave filtering circuit of the power input connection power supply unit in DC/DC inversion unit, i.e.,
The power supply of DC/DC inversion unit is the direct current that amplitude is 90V.Central control unit is inverse by the first output end control DC/DC
Become unit and voltage conversion is carried out to direct current 90V, DC/DC inversion unit output amplitude is continuously adjusted direct current into 0V to 90V after converting
Voltage, user operate central control unit by operating display unit according to the demand of itself to select, change direct current
The size of voltage.
Central control unit controls power amplification unit by second output terminal, by the direct-flow input end of power amplification unit
The direct current of input is converted to the AC signal of frequency 450KHz.
As shown in Fig. 2, capacitance mode therapeutic electrode 1 is capacitance cathode, neutral plate electrode 3 is capacitor cathode, is located at capacitor
Tissue between mode treatment electrode 1 and neutral plate electrode 3, then be taken as a part in capacitor.Tissue conduct
Medium is placed in the capacitance field between two electrodes of capacitor, because tissue has the duality of electrolyte and conductor concurrently,
Under the action of high-frequency electric field, the polarization of tissue non-polar molecule, polar molecule orientation.Due to 1 quilt of capacitance mode therapeutic electrode
Apply the AC signal signal of frequency 450KHz, therefore the electric field of capacitor changes repeatedly, therefore dipole occurs and high-frequency electrical
The corresponding high speed of field frequencies range is orientated repeatedly, and makees 180 ° of rotation repeatedly, and Charge sites built in dipole are mobile to generate displacement
The size of electric current, the electric current is codetermined by the impedance of the voltage between capacitive field the two poles of the earth and tissue.And it is practical by this
Novel principle is by the amplitude of the AC signal of the output of power amplification unit it is found that voltage between capacitive field the two poles of the earth
What the impedance with impedance matching circuit determined.Therefore, displacement current is by the impedance of tissue, the amplitude of AC signal and impedance
The impedance of match circuit determines.
For the health of tissue and the effect for the treatment of, which is typically sized to 0mA-500mA.
Friction and the friction between medium around each other occur for dipole high speed rotation, and overcome dielectric
Resistance, caused energy loss are converted to thermal energy, i.e., generate thermal energy in human body；Also there is high speed and moves in people's cylinder electrolyte ion
Dynamic, generating conduction electric current and ohmic loss makes to heat up in electric field inner tissue.In addition, electromagnetic field of high frequency human body can also be generated it is non-
Fuel factor, non-thermal effect refer to before making body that temperature change occur, and have occurred and that mobile ion, dipole and colloid grains in vivo
Biophysics, biochemistry, the metabolism such as son rotation, film potential variation, membrane permeability variation, the protein ingredient moulding of cell change
Varying effect.Capacitor treatment mode mainly acts on human body soft tissue, such as muscle, blood vessel, extracellular environment, intracellular loops
Border, dermal tissue, lymph.
As shown in figure 3, resistance treatment mode applies tissue by resistance mode therapeutic electrode 2 and neutral plate electrode 3
Add a frequency be 450Khz sine wave continuous current, in order to tissue health and treatment effect, electric current it is big
Small is 0mA-1000mA, and the size of the voltage at tissue both ends is 0V-100V.Similar with capacitor treatment mode, sine wave connects
Continuous electric current is determined by the impedance of tissue, the impedance of the amplitude of AC signal and impedance matching circuit.Resistance treatment mode is
Using the resistance characteristic of human body, the channel of an electric current is established in human body, and the movement of inside of human body ion is concentrated in
Positive and negative electrode m- therefore we are able to be deep into human body deep layer, therefore, this mode mainly act on human body internal resistance value compared with
High tissue, bone, tendon, ligament, cartilage, microscopic structure, therefore, resistance mode may act on human body deep, while thermal effect
It should be obvious.
In capacitor treatment mode, the load impedance that tissue is constituted is a motional impedance, so output circuit
Impedance be also a motional impedance.The actual value and calculated value of output voltage are at certain functional relation, if some time
It is unsatisfactory for this relationship quarter, illustrates that output circuit impedance and load impedance mismatch, will cause circuit job insecurity in this way, very
To meeting damaged circuit.The setting of Current Voltage acquisition unit, for acquiring capacitance mode therapeutic electrode 1 and resistance mode treatment electricity
The electric current of 2 output end of pole, the electric current of Current Voltage acquisition unit acquisition after treatment, feed back to central control unit, center
Whether the impedance of control unit decision circuitry matches with load impedance, and the parameter for adjusting impedance matching circuit makes output circuit impedance
It is matched with load impedance, makes circuit work in stable state.
Therefore, it is necessary to by central processing unit, the reasonable impedance magnitude for controlling impedance matching circuit.When tissue
When impedance changes, the impedance magnitude and tissue impedance for adjusting impedance matching circuit match, and guarantee in tissue
Sine wave continuous current and displacement current size reasonable.
The utility model modulates high frequency (450KHz), long wave by DC/DC inversion unit and power amplification unit
The sine wave of (600m), sustained oscillation, the distinctive electromagnetic frequency of 450Khz generate biological effect and fuel factor, and targeting ground is made
For corresponding body tissue, while to environment electromagnetic-radiation-free；Capacitor treatment mode and two kinds of resistance treatment mode treatments are set
Mode is suitable for superficial and each area skin of deep layer, muscle, bone, tendon, ligament, can promote blood circulation, burn fat
Cell improves the energetic supersession and immunocompetence equivalent damage and disease treatment and recovery of body；Cooperate impedance matching unit again, this
Utility model can be according to the physical condition of user and the voltage of demand flexible modulation resistance treatment mode and capacitor treatment mode
And electric current allows patient to reach maximum comfort level while treating disease.
As shown in figure 5, power-supply controller of electric uses UCC35702, the first pwm driver uses TC4426, the first field-effect tube
Using IRFP9240, the DC/DC inversion unit includes power-supply controller of electric UCC35702, the first pwm driver TC4426,
One PWM driving transformer, the first field-effect tube IRFP9240, the first LC filter circuit；The power-supply controller of electric UCC35702
Input terminal connection central control unit the first output end, the output end of power-supply controller of electric UCC35702 connects the first PWM and drives
The input terminal of dynamic device TC4426, the output end of the first pwm driver TC4426 connect the input terminal of the first PWM driving transformer,
The first adjustable pwm signal of pwm driver TC4426 output duty cycle, the first PWM driving transformer are realized isolation, floating ground, are increased
The driving capability of strong pwm signal.The first of the first field-effect tube IRFP9240 of output end connection of first PWM driving transformer is defeated
Enter end, the first output end of the power input connection power supply unit of the first field-effect tube IRFP9240, the first field-effect tube
The output end of IRFP9240 connects the input terminal of the first LC filter circuit, and the output end of the first LC filter circuit connects power amplification
The direct-flow input end of unit.In the present embodiment, the first field-effect tube IRFP9240 output duty cycle is adjustable, frequency 80KHz
Square wave, through the first LC filter circuit processing after, DC voltage of the output amplitude for 0-90v between, be power amplification unit confession
Electricity.
As shown in fig. 6, the second pwm driver uses TC4426, the power amplification unit includes the second pwm driver
TC4426, the 2nd PWM driving transformer, AC/DC conversion circuit, the first high frequency transformer, the second high frequency transformer and
Two LC filter circuits；In the present embodiment, AC/DC conversion circuit is the half-bridge electricity being made of two IRFP240 MOSFET
Road.The second output terminal of the input terminal connection central control unit of the second pwm driver TC4426, the 2nd PWM driving
The output end of device TC4426 connects the input terminal of the 2nd PWM driving transformer, and the output end connection of the 2nd PWM driving transformer is straight
The direct-flow input end of stream/ac conversion circuit first input end, AC/DC conversion circuit connects the first LC filter circuit
Output end, the output end of AC/DC conversion circuit connect the input terminal of the first high frequency transformer, in the present embodiment, direct current/friendship
It is 45% that circuit output duty ratio is changed in circulation, frequency 450KHz, and amplitude is the ac square wave of 0-90V.First high frequency transformer
Output end connects the input terminal of the 2nd LC filter circuit, and the output end of the 2nd LC filter circuit connects the defeated of the second high frequency transformer
Enter end, ac square wave is converted to AC sine wave by the 2nd LC filter circuit；First output end of the second high frequency transformer connects
The first input end of impedance matching unit, the second output terminal of the second high frequency transformer connect neutral plate electrode 3.
As shown in fig. 7, the impedance matching unit includes relay drive circuit, the electricity that is made of capacitor and relay
Hold array circuit, capacitance mode output circuit, resistance mode output circuit；The control signal of the relay drive circuit
The third output end of central control unit is connected, the output end of relay drive circuit connects the input terminal of capacitor array circuit,
First output end of capacitor array circuit connects capacitance mode therapeutic electrode 1, capacitor array electricity by capacitance mode output circuit
The second output terminal on road connects resistance mode therapeutic electrode 2 by resistance mode output circuit.
The Current Voltage acquisition unit of the deep layer physiotherapy and rehabilitation equipment based on high frequency heat penetration technology includes for adopting
Collect current transformer, rectification circuit, the low-pass filter circuit of capacitance mode therapeutic electrode 1 and 2 electric current of resistance mode therapeutic electrode
With A/D conversion module；The input terminal of the output end connection rectification circuit of the current transformer, the output end of rectification circuit connect
Connect the input terminal of low-pass filter circuit, the input terminal of the output end connection A/D conversion module of low-pass filter circuit, A/D modulus of conversion
The feedback input end of the output end connection central control unit of block, by capacitance mode therapeutic electrode 1 or resistance mode therapeutic electrode 2
Output current feedback to central control unit, whether the impedance of central control unit decision circuitry matches with load impedance.This reality
It applies in example, A/D conversion module uses converter ADS8344.
Claims (6)
1. a kind of physiotherapy and rehabilitation equipment based on high frequency heat penetration technology, it is characterised in that: including power supply unit, DC/DC inversion list
Member, power amplification unit, impedance matching unit, central control unit, operation display unit, Current Voltage acquisition unit, capacitor
Mode treatment electrode, resistance mode therapeutic electrode, neutral plate electrode；
The control signal of the first output end connection DC/DC inversion unit of the central control unit, central control unit
Second output terminal connection power amplification unit control signal, the third output end of central control unit connects impedance matching
Unit；The power input of the first output end connection DC/DC inversion unit of the power supply unit, DC/DC inversion unit
Output end connects the direct-flow input end of power amplification unit, the first output end connection impedance matching unit of power amplification unit
First input end, the second output terminal of power amplification unit connect neutral plate electrode, and the first output end of impedance matching unit connects
Capacitance mode therapeutic electrode is connect, the second output terminal of impedance matching unit connects resistance mode therapeutic electrode；
The output end of the first input end connection capacitance mode therapeutic electrode of Current Voltage acquisition unit, Current Voltage acquisition unit
The second input terminal connection resistance mode therapeutic electrode output end；The output end connection center control of Current Voltage acquisition unit
The feedback input end of unit, central control unit are connected with operation display unit.
2. the physiotherapy and rehabilitation equipment according to claim 1 based on high frequency heat penetration technology, it is characterised in that: the DC/
DC inversion unit includes power-supply controller of electric, the first pwm driver, the first PWM driving transformer, the first field-effect tube, the first LC
Filter circuit；The power-supply controller of electric input terminal connection central control unit the first output end, power-supply controller of electric it is defeated
Outlet connects the input terminal of the first pwm driver, and the output end of the first pwm driver connects the defeated of the first PWM driving transformer
Enter end, the output end of the first PWM driving transformer connects the first input end of the first field-effect tube, the power supply of the first field-effect tube
Input terminal connects the first output end of power supply unit, and the output end of the first field-effect tube connects the input of the first LC filter circuit
End, the direct-flow input end of the output end connection power amplification unit of the first LC filter circuit.
3. the physiotherapy and rehabilitation equipment according to claim 2 based on high frequency heat penetration technology, it is characterised in that: the power
Amplifying unit include the second pwm driver, the 2nd PWM driving transformer, AC/DC conversion circuit, the first high frequency transformer,
Second high frequency transformer and the 2nd LC filter circuit；The input terminal connection central control unit of second pwm driver
Second output terminal, the output end of the second pwm driver connect the input terminal of the 2nd PWM driving transformer, and the 2nd PWM drives transformation
The first input end of the output end connection AC/DC conversion circuit of device, the direct-flow input end connection of AC/DC conversion circuit
The output end of first LC filter circuit, the output end of AC/DC conversion circuit connect the input terminal of the first high frequency transformer, the
The output end of one high frequency transformer connects the input terminal of the 2nd LC filter circuit, the output end connection second of the 2nd LC filter circuit
The input terminal of high frequency transformer, the first input end of the first output end connection impedance matching unit of the second high frequency transformer, the
The second output terminal of two high frequency transformers connects neutral plate electrode.
4. the physiotherapy and rehabilitation equipment according to claim 3 based on high frequency heat penetration technology, it is characterised in that: the impedance
Matching unit include relay drive circuit, the capacitor array circuit being made of capacitor and relay, capacitance mode output circuit,
Resistance mode output circuit；The third output of the control signal connection central control unit of the relay drive circuit
End, the input terminal of the output end connection capacitor array circuit of relay drive circuit, the first output end of capacitor array circuit are logical
Capacitance mode output circuit connection capacitance mode therapeutic electrode is crossed, the second output terminal of capacitor array circuit is defeated by resistance mode
Circuit connection resistance mode therapeutic electrode out.
5. the physiotherapy and rehabilitation equipment according to claim 4 based on high frequency heat penetration technology, it is characterised in that: the electric current
Voltage acquisition unit includes for acquiring the current transformer of capacitance mode therapeutic electrode and resistance mode therapeutic electrode electric current, whole
Current circuit, low-pass filter circuit and A/D conversion module；The input of the output end connection rectification circuit of the current transformer
End, the input terminal of the output end connection low-pass filter circuit of rectification circuit, the output end of low-pass filter circuit connect A/D modulus of conversion
The input terminal of block, the feedback input end of the output end connection central control unit of A/D conversion module.
6. the physiotherapy and rehabilitation equipment according to claim 5 based on high frequency heat penetration technology, it is characterised in that: the power supply
Unit includes power-supply filter, multi output isolating transformer, the first current rectifying and wave filtering circuit and the second current rectifying and wave filtering circuit, power supply filter
The input terminal of wave device connects ac circuit, and how defeated the input terminal of the output end connection multi output isolating transformer of power-supply filter is
The first output end of isolating transformer is logical by the second output terminal of the first current rectifying and wave filtering circuit and multi output isolating transformer out
Crossing the second current rectifying and wave filtering circuit provides multiple amplitudes different DC voltages, powers for whole device.
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| CN201820484143.8U CN209122436U (en) | 2018-04-08 | 2018-04-08 | A kind of physiotherapy and rehabilitation equipment based on high frequency heat penetration technology |
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| CN201820484143.8U CN209122436U (en) | 2018-04-08 | 2018-04-08 | A kind of physiotherapy and rehabilitation equipment based on high frequency heat penetration technology |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108478277A (en) * | 2018-04-08 | 2018-09-04 | 河南优德医疗设备股份有限公司 | A kind of physiotherapy and rehabilitation equipment based on high frequency heat penetration technology |
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2018
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108478277A (en) * | 2018-04-08 | 2018-09-04 | 河南优德医疗设备股份有限公司 | A kind of physiotherapy and rehabilitation equipment based on high frequency heat penetration technology |
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