CN201603296U

CN201603296U - Biological electric heating meridian activating instrument

Info

Publication number: CN201603296U
Application number: CN2010200039155U
Authority: CN
Inventors: 陈梅
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-01-19
Filing date: 2010-01-19
Publication date: 2010-10-13
Anticipated expiration: 2020-01-19

Abstract

The utility model discloses a biological electric heating meridian activating instrument which comprises a central controller, a display circuit, a rectifying circuit and a voltage output circuit, wherein the display circuit, the rectifying circuit and the voltage output circuit are connected with the central controller; and an output socket is arranged at the output end of the voltage output circuit. The biological electric heating meridian activating instrument is characterized in that the central controller adopts a single chip ATMEGA8L; a heating circuit is connected between the single chip ATMEGA8L and the output socket; the single chip ATMEGA8L is used for outputting heating pulses to the heating circuit; the voltage output circuit is connected with the single chip ATMEGA8L through current and voltage sampling; the secondary side of a transformer in the voltage output circuit is manufactured into 14 taps with voltage gears; and each tap is connected with a relay. The biological electric heating meridian activating instrument can realize synchronous treatment of temperature heat and electric stimulation and has the advantages of large voltage adjusting scope and safe use.

Description

Biological electric heating collateral dredging instrument

[technical field]

This utility model relates to a kind of health therapy instrument, particularly a kind of biological electric heating collateral dredging instrument that utilizes electric energy and heat energy to stimulate meridian point.

[background technology]

Jingluo electrotherapeutic apparatus is that traditional science of arteries and veins and hyundai electronics are learned bonded product, utilizing Jingluo electrotherapeutic apparatus to carry out electrotherapy is one of the most frequently used physical therapy, it utilizes electric energy that meridian point is carried out suitable stimulation, conduct electrical currents to the human body whole body everywhere by the acupuncture point, excite the meridians regulating action, make energy and blood of human body unobstructed, reach the purpose that is of illnesses and fitness.Jingluo electrotherapeutic apparatus on the market roughly is divided into two classes: a class is a pulsed, and another kind of is the low frequency ac formula.And the channel collateral instrument of existing low frequency ac formula, often function singleness has only the effect of galvanism dredging the meridian to body-care, does not heat physical therapy function, and does not have overcurrent protection, can't guarantee the safety of using.

[utility model content]

The purpose of this utility model is: overcome the deficiencies in the prior art, a kind of biological electric heating collateral dredging instrument of low frequency ac formula safe in utilization is provided, it not only has the effect of galvanism dredging the meridian, also has the effect of hot compress thermotherapy.

The purpose of this utility model is achieved in that it comprises central controller and the keyboard that is connected with central controller, display circuit, rectification circuit, voltage follower circuit, the outfan of voltage follower circuit is provided with accessory power outlet, its improvements are: described central controller adopts single chip computer AT MEGA8L, be connected with heater circuit between single chip computer AT MEGA8L and the accessory power outlet, single chip computer AT MEGA8L output heating pulse is to heater circuit; Sampling inserts single chip computer AT MEGA8L to voltage follower circuit through current/voltage, and the Circuit Fault on Secondary Transformer in the voltage follower circuit is made plural tap winding output voltage;

In the above-mentioned biological electric heating collateral dredging instrument, described Circuit Fault on Secondary Transformer is made the tap of 14 voltage gears, and each tap connects a relay;

In the above-mentioned biological electric heating collateral dredging instrument, described heater circuit is made up of resistance, photoelectricity even summation amplifier tube T1p142, and single chip computer AT MEGA8L output heating pulse is delivered to accessory power outlet through resistance and even the delivering to of photoelectricity after amplifier tube T1p142 amplifies;

In the above-mentioned biological electric heating collateral dredging instrument, the outfan of described voltage follower circuit and heater circuit is provided with three accessory power outlets, is plugged with the silica gel electrode slice on the accessory power outlet;

In the above-mentioned biological electric heating collateral dredging instrument, described display circuit is by two 8 bit shift register and show magnitude of voltage, current value, voltage gear respectively, heat five groups of charactrons of working as position and timing forms.

Than existing channel collateral instrument, the beneficial effects of the utility model are: the voltage-regulation scope is big, the 220v alternating current is divided into 14 grades voltage output at secondary side by transformator, to be fit to various crowd's health care demands, design the heating circuit again, be attached to heating and galvanism on the human acupoint by silica gel heating electrode slice, realize warm and the electricity irritation synchronous therapeutic, strengthen activating blood circulation to dissipate blood stasis, dispelling cold and dehumidification, promoting the flow of QI in the collateral by warming the meridian pain relieving; Adopt PULSE HEATING, directly produce the output pulse by single-chip microcomputer, directly be added to electrode slice through amplifying, circuit is simple; Overcurrent protection is set, and when surpassing setting value by body current, protector cuts off output voltage automatically, and instrument quits work, and is safe in utilization to guarantee; Three accessory power outlets are set, can use for three people simultaneously, improve equipment utilization rate.

[description of drawings]

Below in conjunction with accompanying drawing in detail concrete structure of the present utility model is described in detail

Fig. 1 is the circuit block diagram of biological electric heating collateral dredging instrument of the present utility model

Fig. 2 is a circuit diagram of the present utility model

[specific embodiment]

As depicted in figs. 1 and 2; biological electric heating collateral dredging instrument of the present utility model belongs to the low frequency ac formula; mainly comprise single chip computer AT MEGA8L, rectification circuit, keyboard, voltage follower circuit c, heating current a, circuit overcurrent protection, display circuit b, accessory power outlet and electrode slice; it adopts single chip computer AT MEGA8L as the core control element; by software control, realize functional requirement.Hardware is few, and circuit is simple, and working stability is reliable.

Single chip computer AT MEGA8L is connected with keyboard, rectification circuit, display circuit b, voltage follower circuit c respectively, the outfan of voltage follower circuit c is provided with accessory power outlet, be connected with heater circuit a between single chip computer AT MEGA8L and the accessory power outlet, single chip computer AT MEGA8L output heating pulse is to heater circuit a; Sampling inserts single chip computer AT MEGA8L to voltage follower circuit c through current/voltage.At the voltage output, adopt transformator that the 220V alternating current is made 14 tap windings in Circuit Fault on Secondary Transformer, to form the output voltage of 14 gears.From 15V ~ 200V, adapt to different patient demands.And be provided with overcurrent protection, guarantee the safety of using.Digital voltage harmony in the exterior ammeter is arranged, sensitive reliable.The outfan of voltage follower circuit c and heater circuit a is provided with three accessory power outlets, all has heating function, and each silica gel electrode slice, band heating and not with heating can general this socket, be user-friendly to.

Display circuit b is made up of 28 bit shift register 74HC164 integrated packages and 5 groups of charactrons.3 voltmeters are wherein arranged, the maximum 200v that shows; 3 digit current tables, the maximum 30mA that shows; 2 voltage gears, the voltage of 14 shelves of demonstration; 2 bit timings show 0-99 minute; 1 heating shelves shows 0-9 temperature shelves.Common common positive charactron is adopted in the display part.With 2 74HC164 (IC2, IC3) shift register, drive two row's charactrons, totally 5 groups.By the programme-control single chip computer AT MEGA8L of single-chip microcomputer, with serial port mode dateout, receive IC2 the 1st, 2 foot serial data inputs from 13 feet, the serial data that shifts out from IC2 the 13rd foot is delivered to 1, the 2 foot data input pins of IC3 again.Be added to 8 feet of IC2 and IC3 simultaneously from the next synchronous shift pulse of single-chip microcomputer 12 foot CP.By the programme-control of single chip computer AT MEGA8L, send demonstration for successively each charactron.Export two groups from microcontroller serial port at every turn and show sign indicating number, representing data such as the voltage that will show, electric current, timing.Do gated sweep by 25,26,27,28,9,19 foot logarithmic code pipes of single-chip microcomputer again and handle, the corresponding charactron of gating shows.Each gating double figures sign indicating number pipe, 11 charactrons show that in turn utilize the persistence of vision principle, 11 charactrons seem showing character always.

Voltage follower circuit c latchs, goes here and there and shift register 74HC595,14 relays, many tapped transformers B2 by 28; The electric current and voltage sample circuit; Keyboard circuit is formed.Low frequency ac 220V is by transformator B2, is divided into the tap voltage of 14 shelves at secondary side, and each tap connects a relay normally open contact.When the K1K2 regulation voltage, by the programme-control of single-chip microcomputer, 14 relays move in order, reach the adjusting output voltage.2 74HC595 series connection are used, and serial pulses input 14 feet of IC4 are received single-chip microcomputer 15 feet; The shift pulse of the 9 feet output of IC4 is received serial input port 14 feet of IC5.IC4IC5 shift clock pulse and latch control impuls input pin 11,12,13 feet and be connected to corresponding 16,17,18 feet of single-chip microcomputer.When the K1K2 regulation voltage, by Single Chip Microcomputer (SCM) program control, the one tunnel gives the voltage gear video data; The enumerator serial pulses is sent to IC4, IC5 in another road, controls corresponding 14 relays and moves in order, and J1 moves to J14 earlier.Do not circulate.

Keyboard circuit adopts the matrix keyboard scan process.3,4,5,6 feet of single-chip microcomputer send the key scanning pulse as line, and 2 feet and 11 feet are alignment, and when having detected actuation of keys, the program of single-chip microcomputer is carried out the function treatment of respective keys.Button K1, K2 are voltage-regulation, and button K3, K4 regularly regulate; Button K5, K6 heat regulation; Button K7 overcurrent is regulated.The work of K9 instrument starts and stops.

The voltage sampling of voltmeter is taken to outfan, obtain sampling voltage by resistance R 18 and potentiometer PR2, deliver to single-chip microcomputer 24 feet, by the A/D conversion of single-chip microcomputer inside through diode D2, resistance R 16, resistance R 17, capacitor C 13 rectifying and wave-filterings, deliver to display circuit, show magnitude of voltage.The sampling voltage of ammeter, by resistance R 15, the potentiometer PR1 that is connected on voltage circuit, obtain voltage, behind diode D1, resistance R 12, resistance R 13, capacitor C 12 rectifying and wave-filterings, deliver to single-chip microcomputer 23 feet and carry out the A/D conversion, show current value by display circuit then.

Heater circuit a is made up of R11R20R21, photoelectricity idol G, amplifier tube T1p142, adopts PULSE HEATING, the work of electrode slice intermittently power-on, and the regulating impulse frequency just can be regulated the temperature of electrode slice.Make when adding thermal discharge first grade when regulating K5K6, single-chip microcomputer 14 feet begin to export heating pulse, through resistance R 11 photoelectricity idol G, are added to amplifier tube T1p142 base stage through resistance R 20R21, deliver to the output voltage socket after amplifying.Its load is a rubber electrode, 78 ohm of resistance.When regulating button K5, K6,, change the pulse current of amplifier tube T1p142, reach the temperature of regulating rubber electrode by changing the pulse frequency of single-chip microcomputer 19 feet output.Peak power output is not more than 8 watts.

For the safety that guarantees to use together, set overcurrent protection by body current, when surpassing setting value, instrument cuts off output voltage automatically.Overcurrent protection is divided 2 grades, and the K7 button is late for, and diode D1 does not work, and overcurrent is set at 25mA.When pushing button K7, diode D1 is bright, and overcurrent is set at 30mA

Rectified current routing transformer B1 secondary side 9V winding gets 5V voltage through rectifying and wave-filtering, 7805 voltage stabilizings, for the instrument running voltage.The 24V winding gets 30V voltage, for heater circuit behind filter rectification.

This novel biological electric heating collateral dredging instrument is regulated the output voltage size, just can regulate the electric current by human body; Regulate the heating shelves, just can regulate the heating temp height.When maloperation, instrument can quit work automatically; Restart instrument, instrument still can operate as normal.Instrument also has timing function, can preset timing, can cut off the power supply automatically to the scheduled time, rings buzzer.

Described above only is preferred embodiment of the present utility model; above-mentioned specific embodiment is not to restriction of the present utility model; the retouching that all those of ordinary skill in the art make according to above description, revise or be equal to replacement, all belong to the scope that this utility model is protected.

Claims

1. biological electric heating collateral dredging instrument, it comprises central controller and the keyboard that is connected with central controller, display circuit, rectification circuit, voltage follower circuit, the outfan of voltage follower circuit is provided with accessory power outlet, it is characterized in that: described central controller adopts single chip computer AT MEGA8L, be connected with heater circuit between single chip computer AT MEGA8L and the accessory power outlet, single chip computer AT MEGA8L output heating pulse is to heater circuit; Sampling inserts single chip computer AT MEGA8L to voltage follower circuit through current/voltage, and the Circuit Fault on Secondary Transformer in the voltage follower circuit is made plural tap winding output voltage.

2. biological electric heating collateral dredging instrument according to claim 1, it is characterized in that: Circuit Fault on Secondary Transformer is made the tap of 14 voltage gears, and each tap connects a relay.

3. biological electric heating collateral dredging instrument according to claim 1, it is characterized in that: heater circuit is made up of resistance, photoelectricity even summation amplifier tube T1p142, and single chip computer AT MEGA8L output heating pulse is delivered to accessory power outlet through resistance and even the delivering to of photoelectricity after amplifier tube T1p142 amplifies.

4. biological electric heating collateral dredging instrument according to claim 1, it is characterized in that: the outfan of voltage follower circuit and heater circuit is provided with three accessory power outlets, is plugged with the silica gel electrode slice on the accessory power outlet.

5. biological electric heating collateral dredging instrument according to claim 1 is characterized in that: display circuit is by two 8 bit shift register and show magnitude of voltage, current value, voltage gear respectively, heat five groups of charactrons of working as position and timing forms.