CN207477800U - The host computer control circuit of medium-low frequency therapeutical instrument - Google Patents
The host computer control circuit of medium-low frequency therapeutical instrument Download PDFInfo
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- CN207477800U CN207477800U CN201720277861.3U CN201720277861U CN207477800U CN 207477800 U CN207477800 U CN 207477800U CN 201720277861 U CN201720277861 U CN 201720277861U CN 207477800 U CN207477800 U CN 207477800U
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Abstract
The utility model discloses a kind of host computer control circuit of medium-low frequency therapeutical instrument, including：Microcontroller, display screen circuit, backlight circuit, buzzer circuit, charging circuit, radiating circuit, key circuit, crystal oscillating circuit and built-in power, the display screen circuit, backlight circuit, buzzer circuit, charging circuit, radiating circuit, key circuit, crystal oscillating circuit and built-in power with monolithic mechatronics, the backlight circuit, buzzer circuit, charging circuit and radiating circuit are electrically connected with one end of power switch, the other end of the power switch is electrically connected with the anode of built-in power, the charging circuit further includes USB interface, the USB interface is electrically connected with the input terminal of charging circuit.The host computer control circuit of the utility model medium-low frequency therapeutical instrument is powered by built-in power and remote control, is suitable for health low-frequency pulse therapy.
Description
Technical field
The utility model is related to physiotherapy fields, and in particular to medical health equipment technical field, more particularly to one
The host computer control circuit of kind medium-low frequency therapeutical instrument.
Background technology
Electro physiology treatment clinically has become more common physical therapy modalities, recent various acquiring biological electric signals
Medical instrument and medium-low frequency therapeutical instrument are quickly grown.Medium-low frequency therapeutical instrument is exactly that the pulse current of below frequency 1000Hz is passed through
Conductive electrode film is regularly output to human body, stimulates sensory nerve, kinesitherapy nerve, blood vessel or the acupuncture point of corresponding site, into
And the position muscle is made constantly to shrink, loosen, promote blood circulation.And the main reason for our DOMSs, is precisely due to long
It sits and lacks movement, neck, waist and shoulder muscle are in tension for a long time, cause muscle rigidity, and then lead to each position
Ache even pain.Moreover, that tingling sensation during electric current stimulation muscle, can also induce class morphine-like substance content in serum
Increase, generate certain analgesic activity, two are combined, and after finishing, people has comfortable feeling.It is controlled using this kind of middle low frequency
Treat instrument when, the electrode slice of middle low frequency physiogherapy electrode instrument can be pasted on the corresponding therapentic part of human body (such as certain sensory nerves,
Kinesitherapy nerve or acupuncture point are gathered place, muscle surface), connect therapeutic equipment positive and negative anodes, the pulse that therapeutic equipment generates by patch or
Person's electrode slice, as countless acusectors carry out the functions such as simulated acupuncture and massage therapy.Application publication number is the hair of CN 105363122
Bright patent discloses a kind of physical therapy electrode slice, is primarily adapted for use in the breast portion of women.
Often there are following defects for common physiotherapy equipment：
(1) only a kind of or a few functional electric wave, function is single, and pulse therapy effect is limited；
(2) it powers by external power supply, is often subject to use environment limitation；
(3) traditional physiotherapy equipment usually requires to be pasted on body a part by conducting wire connection electrode piece and then by electrode slice,
And conducting wire is used so that putting into practice operating process becomes to be inconvenient, also so that the use process of user is limited to closely control master
Near machine, it has not been convenient to actually use；
(4) charging circuit electric current is small, and charging is slow, takes long.
Utility model content
The utility model provides a kind of host computer control circuit of medium-low frequency therapeutical instrument, to solve in above-mentioned technical problem
It is at least one.
One side according to the present utility model provides a kind of host computer control circuit of medium-low frequency therapeutical instrument, including：It is single
It is piece machine, display screen circuit, backlight circuit, buzzer circuit, charging circuit, radiating circuit, key circuit, crystal oscillating circuit, built-in
Power supply and power switch, display screen circuit, backlight circuit, buzzer circuit, charging circuit, radiating circuit, key circuit, crystal oscillator
Circuit and built-in power are with monolithic mechatronics, and backlight circuit, buzzer circuit, charging circuit and radiating circuit are and power supply
One end electrical connection of switch, the other end of power switch are electrically connected with built-in power, and charging circuit further includes USB interface, and USB connects
Mouth is electrically connected with the input terminal of charging circuit.
The host computer control circuit of the utility model medium-low frequency therapeutical instrument has built-in power, and when use is not had by use environment
Influence without external power supply is powered by itself built-in power, is particularly suitable for using during the journey.Other electricity are controlled by microcontroller
Road works, and backlight circuit sends out visual effect of the light source so as to improve display screen, buzzer circuit can send out simulation vibrations and
Roar prompts operator to operate the validity of the host of the medium-low frequency therapeutical instrument, convenient for users to operation.Charging circuit passes through
USB interface is electrically connected with external power supply, and the host built-in power for the medium-low frequency therapeutical instrument charges.Radiating circuit can be by monolithic
The modulated signal that machine provides is loaded on the carrier wave of itself, and then launched by antenna, and control is matched with the host
Mobile Sexual function therapeutic device, realize the remote control of the movement Sexual function therapeutic device, do not limited by conducting wire, more easily placed it in
Need the position for receiving to treat.Key circuit and monolithic mechatronics send out a control letter to microcontroller when a key is pressed
Number, and then the host of the medium-low frequency therapeutical instrument and mobile Sexual function therapeutic device work are controlled, the pulse current output of electrode is adjusted, is realized
The output of multi-operation mode, working strength and working time etc. so as to meet multi-functional demand, facilitate low-frequency electronic therapy.It is brilliant
The circuit that shakes can provide accurately working clock frequency for entire circuit, and then provide a basic clock letter for whole system
Number.The host computer control circuit of the utility model medium-low frequency therapeutical instrument is powered by built-in power and remote control, is suitable for protecting
Strong property low-frequency pulse therapy.
In some embodiments, charging circuit can include IC charging chips, and input terminal and the USB of IC charging chips connect
Mouth electrical connection, the output terminal of IC charging chips are electrically connected with built-in power.When not using the medium-low frequency therapeutical instrument as a result, pass through
The input terminal of IC charging chips is connect with USB interface, and the output terminal of IC charging chips is connect with built-in power, is embodied as in-built electrical
It charges in source；It during using the medium-low frequency therapeutical instrument, is powered by built-in power, even if could be used that low-frequency therapeutic in this in travelling
Instrument reduces limitation of the external power supply conducting wire to entire medium-low frequency therapeutical instrument so that the use of the medium-low frequency therapeutical instrument no longer by
The limitation in geographical location；IC charging chips can filter out the ripple in charging current, play the work to charge for the first power supply voltage stabilizing
With.
In some embodiments, charging circuit can also include dual-colored LED indicator light, and IC charging chips include：First
Input pin and the 5th input pin；
The input terminal of charging circuit is electrically connected with the common end of dual-colored LED indicator light, the first output of dual-colored LED indicator light
End is electrically connected with the first input pin, and the second output terminal of dual-colored LED indicator light is electrically connected with the 5th input pin.Lead to as a result,
The output terminal that built-in power is crossed with IC charging chips is electrically connected, and IC charging chips play the role of charging for built-in power voltage stabilizing,
Charged state can also be indicated by dual-colored LED indicator light and full of electricity condition etc., had the function of " a lamp multipotency "；Charging process
In, the first input pin output high level and the 5th input pin output low level of IC charging chips, at this point, with the first input
The monochromatic LED that pin is connected cannot be connected, and not shine, and the monochromatic LED being connected with the 5th input pin is connected, and sends out monochrome
Light；After fully charged, the first input pin output low level and the 5th input pin output high level of IC charging chips, at this point,
The monochromatic LED being connected with the first input pin is connected, and sends out monochromatic light, and the monochromatic LED being connected with the 5th input pin is not
It can be connected, not shine；The working condition of the host of the medium-low frequency therapeutical instrument is indicated by indicator light, convenient for users to operating and adjusting
Control.
In some embodiments, IC charging chips can also include the 13rd resistance and the 6th output pin, and the 6th is defeated
The one end for going out pin with the 13rd resistance is electrically connected, the other end ground connection of the 13rd resistance.13rd resistance and application-specific integrated circuit as a result,
The 6th output pin electrical connection of charging chip, the 13rd resistance have the function of charging current, the resistance of the 13rd resistance
Value is bigger, and charging current is smaller, longer the time required to charging, so as to play the role of regulating and controlling charging current and charging time.
In some embodiments, IC charging chips can also include the 9th capacitor, the output terminal of IC charging chips with
One end electrical connection of 9th capacitor, the other end ground connection of the 9th capacitor.The 9th capacitor, which has, as a result, filters out charging circuit
In ripple voltage effect, to built-in power carry out DC voltage-stabilizing charging, be conducive to protect built-in power.
In some embodiments, the resistance value of the 13rd resistance can be 1.8K Ω.As a result, compared to equal IC charging cores
The current-limiting resistance of piece, resistance value are turned down, and so as to increase charging current, and then accelerate charging process, easy to use.
In some embodiments, radiating circuit can include the 7th triode, the input terminal and in-built electrical of radiating circuit
The one pole electrical connection in source, another pole ground connection of built-in power, the output terminal of radiating circuit and the collector of the 7th triode are electrically connected
It connects, base stage and the monolithic mechatronics of the 7th triode, the emitter of the 7th triode are grounded.The 7th triode plays as a result,
The effect of switch and amplifier, microcontroller send out modulating wave and control the conducting of the 7th triode and through the 7th transistor collector one
End amplification modulated signal, then load to the modulated signal of the amplification in high-frequency oscillating circuits via radiating circuit, from antenna end
Launch, realize remote control movement Sexual function therapeutic device.
In some embodiments, radiating circuit can also include crystal oscillator, the 17th resistance and the 6th triode, crystal oscillator with
17th resistor coupled in parallel, one end of crystal oscillator are electrically connected with a pole of the input terminal of the connection radiating circuit of built-in power, crystal oscillator
The other end is electrically connected with the base stage of the 6th triode, and the collector of the 6th triode is electrically connected with LC oscillating circuits, the six or three pole
The emitter of pipe is electrically connected with the collector of the 7th triode.As a result, by the collector of the 6th triode and LC oscillating circuits,
The conducting of the 6th triode is controlled by the 7th triode again, crystal oscillator carrier circuit provides fixed frequency carrier wave, the 6th triode
The modulation wave signal that microcontroller exports is coupled in the carrier signal of crystal oscillator carrier circuit by base stage and collector, with amplitude modulation
Mode realizes the amplitude of the 6th triode regulation and control carrier wave, and the modulated signal after amplitude modulation is launched by antenna, completes signal
Modulated process.
In some embodiments, key circuit can include four switches：First switch, second switch, third switch
With the 4th switch, four switch one end respectively with monolithic mechatronics, four switch the other ends ground connection.Pass through four as a result,
A button realization regulates and controls the medium-low frequency therapeutical instrument, and four buttons can be：Time key, intensity increase key, intensity subtract key and
Mode key, user realize the treatment of remote control and regulation mobility according to self-demand, the host of orientation regulation and control medium-low frequency therapeutical instrument
Device, easy to use and control.
In some embodiments, buzzer circuit can include buzzer and the 5th triode, one end of buzzer with
The collector of the pole electrical connection of the input terminal of the connection radiating circuit of built-in power, the other end of buzzer and the 5th triode
Electrical connection, base stage and the monolithic mechatronics of the 5th triode, the emitter of the 5th triode are grounded.As a result, every time when use
When person regulates and controls the medium-low frequency therapeutical instrument by button, buzzer can send out simulation buzzing vibrations, prompt operation effective, conveniently make
With with control the medium-low frequency therapeutical instrument host；5th triode plays the role of pulse switch, by adjusting the negative of buzzer
Pole is connected with ground, and then the buzzer is controlled to work.
Description of the drawings
Fig. 1 is the module diagram of one embodiment of the utility model；
Fig. 2 is a kind of circuit diagram of embodiment of the utility model.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 schematically shows the module diagram of the host computer control circuit of the utility model medium-low frequency therapeutical instrument.
Fig. 2 schematically shows the circuit diagram of the host computer control circuit of the utility model medium-low frequency therapeutical instrument.
As shown in Figure 1, the host computer control circuit of the medium-low frequency therapeutical instrument includes：Microcontroller S10, display screen circuit S11, the back of the body
Optical circuit S12, buzzer circuit S13, charging circuit S14, radiating circuit S15, key circuit S16, crystal oscillating circuit S17 and built-in
Power supply S18, display screen circuit S11, backlight circuit S12, buzzer circuit S13, charging circuit S14, radiating circuit S15, button
Circuit S16, crystal oscillating circuit S17 and built-in power S18 are electrically connected with microcontroller S10,
Backlight circuit S12, buzzer circuit S13, charging circuit S14 and radiating circuit S15 one end and power switch
One end electrical connection, backlight circuit S12, buzzer circuit S13, charging circuit S14 and radiating circuit S15 the other end connect
Ground, the other end of power switch are electrically connected with the anode of built-in power S18, the cathode ground connection of built-in power S18,
Charging circuit S14 further includes USB interface, and USB interface is electrically connected with the input terminal VIN of charging circuit S14.
The host computer control circuit of the utility model medium-low frequency therapeutical instrument has built-in power S18, and when use is not used ring
The influence of external power supply is whether there is in border, is powered by itself built-in power S18, is particularly suitable for using during the journey.Pass through microcontroller
S10 controls other circuit work, as backlight circuit S12 sends out visual effect of the light source so as to improve display screen, buzzer circuit
S13 can send out simulation vibrations and roar, and operator is prompted to operate the validity of the host of the medium-low frequency therapeutical instrument, is conveniently made
User operates.Charging circuit S14 electrically connects as the host built-in power of the medium-low frequency therapeutical instrument by USB interface and external power supply
S18 charges, and the anode of built-in power S18 is also associated with power switch, and built-in power S18 output electricity is controlled by switch key
Stream, so as to control the switch status of the host of entire medium-low frequency therapeutical instrument.What radiating circuit S15 can provide microcontroller S10
Modulated signal is loaded on the carrier wave of itself, and then is launched by antenna, control and the matching used mobility of the host
Therapeutic equipment realizes the remote control of the movement Sexual function therapeutic device.Key circuit S16 is electrically connected with microcontroller S10, when a key is pressed
An operation signal is sent out to microcontroller S10, microcontroller S10 is based on operation signal and generates a control signal and pass through transmitting electricity
Road S15 launches, and then controls the host of the medium-low frequency therapeutical instrument and mobile Sexual function therapeutic device work.Crystal oscillating circuit S17 can
Accurately working clock frequency is provided, and then a basic clock signal is provided for whole system for entire circuit；Microcontroller
S10 is electrically connected with display screen circuit S11, and then the working condition of medium-low frequency therapeutical instrument is shown on a display screen, easy to use
Person controls and monitors the medium-low frequency therapeutical instrument.The host computer control circuit of the utility model medium-low frequency therapeutical instrument has circuit structure letter
List, manufacture is at low cost and facilitates printing electric line plate and other effects, by built-in power power supply and remote control, is suitable for health care
Property low-frequency pulse therapy.
In the present embodiment, charging circuit S14 can include IC charging chips, and input terminal and the USB of IC charging chips connect
Mouth electrical connection, the output terminal of IC charging chips are electrically connected with built-in power S18.When not using the medium-low frequency therapeutical instrument as a result, lead to
The input terminal for crossing IC charging chips is connect with USB interface, and the output terminal of IC charging chips is electrically connected with built-in power S18, is realized
It charges for built-in power S18；It during using the medium-low frequency therapeutical instrument, is powered by built-in power S18, even if in travelling can make
With the medium-low frequency therapeutical instrument, reduce limitation of the external power supply conducting wire to entire medium-low frequency therapeutical instrument so that low-frequency therapeutic in this
The use of instrument is no longer limited to by geographical location；IC charging chips can filter out the ripple in charging current, play as the first electricity
The effect of source voltage stabilizing charging.
In the present embodiment, the host of the medium-low frequency therapeutical instrument further includes a transformer, the input terminal of transformer and master
The anode electrical connection of machine built-in power S18, the output terminal of transformer are electrically connected with the built-in power of mobile Sexual function therapeutic device, as a result,
After can be by the way that the output voltage of the built-in power S18 of host is boosted, for the built-in power charging of mobile Sexual function therapeutic device, maintain
The normal work of mobile Sexual function therapeutic device；The anode of built-in power S18 can also include a filter circuit, to filter out in-built electrical
Ripple in the S18 output currents of source, plays pressure stabilization function.
In the present embodiment, as shown in Fig. 2, charging circuit S14 includes a red-green dual-colored LED indicator light, IC charging cores
Piece includes：First input pin 1, third output pin 3 (i.e. the output terminal of IC charging chips), the 5th input pin 5 and the 6th
Output pin 6；The input terminal VIN of charging circuit S14 is electrically connected with the common end of red-green dual-colored LED indicator light, and red LED refers to
Showing that the output terminal of lamp is electrically connected with the first input pin 1, the output terminal of green LED indicator lamp is electrically connected with the 5th input pin 5,
The anode of built-in power S18 is electrically connected with third output pin 3.Pass through the anode of built-in power S18 and 3 electricity of third output pin
Connection, the cathode ground connection of built-in power S18, IC charging chips play the role of charging for built-in power S18 voltage stabilizings, moreover it is possible to pass through
Red-green dual-colored LED indicator light indicates charged state and full of electricity condition etc., has the function of " a lamp multipotency "；In charging process,
The the first input pin 1 output high level and the 5th input pin 5 output low level of IC charging chips, at this point, with the first input
The red LED that pin 1 is connected cannot be connected, and not shine, and the green LED being connected with the 5th input pin 5 is connected, and send out green
Coloured light；After fully charged, the first input pin defeated 1 of IC charging chips goes out low level and the 5th input pin 5 output high level, this
When, the red LED being connected with the first input pin 1 is connected, and sends out red light, the green being connected with the 5th input pin 5
LED cannot be connected, and not shine；The working condition of the host of the medium-low frequency therapeutical instrument is indicated by indicator light, convenient for users to behaviour
Make and regulate and control.In other embodiments, the position of feux rouges-LED and green light-LED can also exchange instruction, the input of external power supply
Interface may be other types.
In the present embodiment, as shown in Fig. 2, IC charging chips further include the 8th resistance R8 and the 8th capacitor C8, the 8th
Common end of the both ends of resistance R8 respectively with the input terminal VIN of charging circuit S14 and red-green dual-colored LED indicator light is electrically connected, the
One end of eight capacitor C8 is electrically connected with the input terminal VIN of charging circuit S14, the other end ground connection of the 8th capacitor C8.8th
Resistance R8 is connected between the input terminal VIN of charging circuit S14 and the common end of red-green dual-colored LED indicator light, plays current limliting
Effect, prevents the electric current that the input terminal VIN of charging circuit S14 is inputted excessive and burns out LED light and application-specific integrated circuit charging chip；
8th capacitor C8 is connected to the input terminal VIN of charging circuit S14, plays the role of filtering, filters out the ripple in input voltage
Voltage provides the DC voltage of a voltage stabilizing for application-specific integrated circuit charging chip.In a particular embodiment, as shown in Fig. 2, IC fills
Electrical chip further includes one end electricity of the 13rd resistance R13 and the 6th output pin 6, the 6th output pin 6 and the 13rd resistance R13
Connection, the other end ground connection of the 13rd resistance R13.6 electricity of the 6th output pin of 13rd resistance R13 and application-specific integrated circuit charging chip
Connection, the 13rd resistance R13 have the function of charging current, and the resistance value of the 13rd resistance R13 is bigger, and charging current is got over
It is small, it is longer the time required to charging, so as to play the role of regulating and controlling charging current and charging time.In a particular embodiment,
As shown in Fig. 2, IC charging chips can also include the 9th capacitor C9, one end of 3 and the 9th capacitor C9 of third output pin
Electrical connection, the other end ground connection of the 9th capacitor C9, the 9th capacitor C9 have the work for filtering out the ripple voltage in charging circuit
With carrying out DC voltage-stabilizing charging to built-in power S18, be conducive to protect built-in power S18.In a particular embodiment, such as
Shown in Fig. 2, the resistance value of the 13rd resistance R13 can be 1.8K Ω.Compared to the current-limiting resistance of equal IC charging chips, resistance value
It turns down, so as to increase charging current, and then accelerates charging process, it is easy to use.
In the present embodiment, as shown in Fig. 2, radiating circuit S15 includes the 7th triode Q7, the input of radiating circuit S15
End is electrically connected with the anode of built-in power S18, and the output terminal of radiating circuit S15 is electrically connected with the collector of the 7th triode Q7,
The base stage of 7th triode Q7 is electrically connected with microcontroller S10, the emitter ground connection of the 7th triode Q7.7th triode Q7 is played
The effect of switch and amplifier, microcontroller S10 send out modulation wave signal to the 7th triode Q7 after receiving key operation signal, the
Collector one end amplification modulated signal of seven triode Q7, then load to the modulated signal of the amplification via radiating circuit S15
In high-frequency oscillating circuits, launch from antenna end, realize remote control movement Sexual function therapeutic device.In a particular embodiment,
As shown in Fig. 2, radiating circuit S15 further includes crystal oscillator X2, the 17th resistance R17 and the 6th triode Q6, crystal oscillator X2 and the 17th
Resistance R17 is in parallel, and one end of crystal oscillator X2 is electrically connected with the anode of built-in power S18, the other end of crystal oscillator X2 and the 6th triode
The base stage electrical connection of Q6, the collector of the 6th triode Q6 is electrically connected with LC oscillating circuits, the emitter of the 6th triode Q6 and
The collector electrical connection of 7th triode Q7.By the collector of the 6th triode Q6 and LC oscillating circuits, then pass through the seven or three
Pole pipe Q7 controls the conducting of the 6th triode Q6, and crystal oscillator carrier circuit provides fixed frequency carrier wave, and the 6th triode Q6 passes through base
The microcontroller S10 modulation wave signals exported are coupled in the carrier signal of crystal oscillator carrier circuit by pole and collector, with amplitude modulation side
Formula realizes the amplitude of the 6th triode Q6 regulation and control carrier waves, and the modulated signal after amplitude modulation is launched by antenna, completes signal
Modulated process.In the present embodiment, radiating circuit S15 using when amplitude modulation by the way of modulate the control signal of microcontroller S10,
In other embodiments, the control signal of microcontroller S10 can also be modulated by the way of frequency modulation, such as MICRF102 wireless transmissions
Chip, working frequency are 300~470MHz, have identical effect.
In the present embodiment, as shown in Fig. 2, key circuit S16 includes four switches：First switch K1, second switch K2,
Third switchs the switch K4 of K3 and the 4th, and one end of four switches is electrically connected respectively with microcontroller S10, another termination of four switches
Ground.When a key is pressed, it is grounded the access interface of microcontroller S10 and key circuit S16, at this time to microcontroller S10 inputs one
A low level signal, microcontroller S10 sensing low level signals simultaneously send out the other circuits work of control signal control, are pressed by four
Key realization regulates and controls the medium-low frequency therapeutical instrument.In a particular embodiment, four buttons are：Time key, intensity+key,
Intensity-key and mode key, for user according to self-demand, orientation regulates and controls the host of the medium-low frequency therapeutical instrument, and then controls movement
The pulse current output of Sexual function therapeutic device, easy to use and control.In a particular embodiment, key circuit S16 can also be wrapped
More or less buttons is included, the type of button can also include heating key, cooling key, shock button etc., further control
With the matching used mobile Sexual function therapeutic device of the host of the medium-low frequency therapeutical instrument, have the medium-low frequency therapeutical instrument more multi-functional, it is full
The demand of sufficient different users.
In the present embodiment, as shown in Fig. 2, buzzer circuit S13 includes buzzer BUZZ1 and the 5th triode Q5, bee
One end of ring device BUZZ1 is electrically connected with the anode of built-in power S18, the collector of the other end of buzzer and the 5th triode Q5
Electrical connection, the base stage of the 5th triode Q5 are electrically connected with microcontroller S10, the emitter ground connection of the 5th triode Q5.Working as every time makes
When user regulates and controls the medium-low frequency therapeutical instrument by button, microcontroller S10 exports a high level signal to the 5th triode Q5's
Base stage makes buzzer BUZZ1 be conducted with built-in power S18, and buzzer BUZZ1 can send out simulation buzzing vibrations, prompt behaviour
Make effective, host that is easy to use and controlling the medium-low frequency therapeutical instrument；5th triode Q5 plays the role of pulse switch, passes through
The cathode and ground for adjusting buzzer BUZZ1 are connected, and then buzzer BUZZ1 is controlled to work.
In the present embodiment, microcontroller S10, display screen circuit S11, backlight circuit S12, buzzer circuit S13, charging electricity
Road S14, radiating circuit S15, key circuit S16 and crystal oscillating circuit S17 are integrated on one piece of wiring board, have integrated level it is high,
The advantages that small, light weight, ease of assembly.
Above-described is only some embodiments of the utility model.For those of ordinary skill in the art,
Under the premise of not departing from the utility model and creating design, various modifications and improvements can be made, these belong to this practicality
Novel protection domain.
Claims (10)
1. the host computer control circuit of medium-low frequency therapeutical instrument, which is characterized in that including：Microcontroller（S10）, display screen circuit（S11）、
Backlight circuit（S12）, buzzer circuit（S13）, charging circuit（S14）, radiating circuit（S15）, key circuit（S16）, crystal oscillator
Circuit（S17）, built-in power（S18）And power switch, the display screen circuit（S11）, backlight circuit（S12）, buzzer electricity
Road（S13）, charging circuit（S14）, radiating circuit（S15）, key circuit（S16）, crystal oscillating circuit（S17）And built-in power
（S18）And microcontroller（S10）Electrical connection,
The backlight circuit（S12）, buzzer circuit（S13）, charging circuit（S14）And radiating circuit（S15）Opened with power supply
One end electrical connection of pass, the other end and built-in power of the power switch（S18）Electrical connection,
The charging circuit（S14）Further include USB interface, the USB interface and charging circuit（S14）Input terminal（VIN）Electricity
Connection.
2. the host computer control circuit of medium-low frequency therapeutical instrument according to claim 1, which is characterized in that the charging circuit
（S14）Including IC charging chips, the input terminal and external power interface of the IC charging chips（VIN）Electrical connection, the IC fill
The output terminal and built-in power of electrical chip（S18）Electrical connection.
3. the host computer control circuit of medium-low frequency therapeutical instrument according to claim 2, which is characterized in that the charging circuit
（S14）Dual-colored LED indicator light is further included, the IC charging chips include：First input pin（1）With the 5th input pin（5）；
The charging circuit（S14）Input terminal（VIN）It is electrically connected with the common end of dual-colored LED indicator light, the dual-colored LED refers to
Show the first output terminal and the first input pin of lamp（1）Electrical connection, the second output terminal of the dual-colored LED indicator light and the 5th defeated
Enter pin（5）Electrical connection.
4. the host computer control circuit of medium-low frequency therapeutical instrument according to claim 3, which is characterized in that the IC charging chips
Further include the 13rd resistance（R13）With the 6th output pin（6）, the 6th output pin（6）With the 13rd resistance（R13）'s
One end is electrically connected, the 13rd resistance（R13）The other end ground connection.
5. the host computer control circuit of medium-low frequency therapeutical instrument according to claim 4, which is characterized in that the IC charging chips
Further include the 9th capacitor（C9）, the output terminal and the 9th capacitor of the IC charging chips（C9）One end electrical connection, it is described
9th capacitor（C9）The other end ground connection.
6. the host computer control circuit of medium-low frequency therapeutical instrument according to claim 5, which is characterized in that the 13rd resistance
（R13）Resistance value be 1.8K Ω.
7. according to the host computer control circuit of claim 1 ~ 6 any one of them medium-low frequency therapeutical instrument, which is characterized in that the hair
Transmit-receive radio road（S15）Including the 7th triode（Q7）, the radiating circuit（S15）Input terminal and built-in power（S18）A pole
Electrical connection, the built-in power（S18）Another pole ground connection, the radiating circuit（S15）Output terminal and the 7th triode
（Q7）Collector electrical connection, the 7th triode（Q7）Base stage and microcontroller（S10）Electrical connection, the 7th triode
（Q7）Emitter ground connection.
8. the host computer control circuit of medium-low frequency therapeutical instrument according to claim 7, which is characterized in that the radiating circuit
（S15）Further include crystal oscillator（X2）, the 17th resistance（R17）With the 6th triode（Q6）, the crystal oscillator（X2）With the 17th resistance
（R17）Parallel connection, the crystal oscillator（X2）One end and built-in power（S18）Connection radiating circuit（S15）Input terminal a pole
Electrical connection, the crystal oscillator（X2）The other end and the 6th triode（Q6）Base stage electrical connection, the 6th triode（Q6）'s
Collector is electrically connected with LC oscillating circuits, the 6th triode（Q6）Emitter and the 7th triode（Q7）Collector electricity
Connection.
9. the host computer control circuit of medium-low frequency therapeutical instrument according to claim 8, which is characterized in that the key circuit
（S16）Including four switches：First switch（K1）, second switch（K2）, third switch（K3）With the 4th switch（K4）, described four
One end of a switch respectively with microcontroller（S10）Electrical connection, the other end ground connection of four switches.
10. the host computer control circuit of medium-low frequency therapeutical instrument according to claim 9, which is characterized in that the buzzer electricity
Road（S13）Including buzzer（BUZZ1）With the 5th triode（Q5）, the buzzer（BUZZ1）One end and built-in power
（S18）Connection radiating circuit（S15）Input terminal a pole electrical connection, the buzzer（BUZZ1）The other end and the five or three
Pole pipe（Q5）Collector electrical connection, the 5th triode（Q5）Base stage and microcontroller（S10）Electrical connection, the described 5th 3
Pole pipe（Q5）Emitter ground connection.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720277861.3U CN207477800U (en) | 2017-03-21 | 2017-03-21 | The host computer control circuit of medium-low frequency therapeutical instrument |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720277861.3U CN207477800U (en) | 2017-03-21 | 2017-03-21 | The host computer control circuit of medium-low frequency therapeutical instrument |
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| CN207477800U true CN207477800U (en) | 2018-06-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020199618A1 (en) * | 2019-03-30 | 2020-10-08 | 合肥智法自然电子科技有限公司 | Multi-electrode acupoint electric-pulse-stimulation tinnitus treatment instrument based on bluetooth communication control, and stimulation scheme therefor |
-
2017
- 2017-03-21 CN CN201720277861.3U patent/CN207477800U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020199618A1 (en) * | 2019-03-30 | 2020-10-08 | 合肥智法自然电子科技有限公司 | Multi-electrode acupoint electric-pulse-stimulation tinnitus treatment instrument based on bluetooth communication control, and stimulation scheme therefor |
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