There is the device for producing hydrogen of intelligent control function
Technical field
The present invention relates to water electrolysis hydrogen production technical field, particularly relate to a kind of device for producing hydrogen with intelligent control function.
Background technology
Namely hydrogen water as the term suggests be the water containing hydrogen, and since the medical effect finding hydrogen and biological effect, in recent years, international medical community and biological educational circles are all in active research.Wherein representative investigator is the too field professor of Tokyo Univ Japan and the Sun Xuejun professor of Shanghai The 2nd Army Medical College.Viewpoint popular at present thinks that hydrogen has selective antioxidation; The free radical harmful to organism, hydrogen energy initiative is selected to generate water with its combination.Medical circle generally believe free radical theory be disease with one of basic reason of aging, in hydrogen selective and harmful free radicals, the disease produced for oxidative damage provides a kind of methods for the treatment of, the more important thing is and a kind of preventive measures are provided to the prophylactic generation of human body and aging, hydrogen is quality the lightest element in all elements, exists in gaseous form under normal temperature and pressure.Hydrogen dissolves in highly purified water by one of human body method utilizing hydrogen exactly, is that carrier enters health by water, distributes in vivo thus to human body because a reductive action is played in the oxidation that harmful free radicals produces.
The water electrolysis hydrogen production the most often used, adopts iron to be cathode plane more, and nickel is the aqueous solution that the series connection electrolysis groove of anode surface comes electrolysis Pian Zhuan caustic potash flakes or caustic soda.Anode goes out oxygen, and negative electrode goes out hydrogen.Although the method cost is higher, but product purity is large, conveniently relative to other the hydrogen production process such as the synthetic gas of the hydrogen manufacturing of water-gas method, the freezing hydrogen manufacturing of coke-oven gas, oil hot tearing and natural gas hydrogen preparation to implement, general electrolytic hydrogen production water machine is identical with other household electrical appliance plug electricity just can hydrogen manufacturing, for general common citizen, electrolytic hydrogen production is the living habit meeting them most.
There is a lot of electrolysis hydrogen production device on the market at present, although reach the object of basic hydrogen manufacturing water, but mostly still adopting the old analog circuit that controlling functions is single, although some intelligent chip utilizing micro-chip such is to control whole electrolytic circuit, but object is used to the concentration of the hydrogen improving hydrogen manufacturing amount and improve hydrogen water, and have ignored the problem of most important, closely bound up with the lives and properties of user use safety.As everyone knows, hydrogen is flammable explosive gas, and once the control lost in hydrogen manufacturing system, consequence is hardly imaginable.
Summary of the invention
The technical problem to be solved in the present invention is: in order to solve the problem of the security that existing device for producing hydrogen is ignored in Controlling System, the invention provides a kind of device for producing hydrogen with intelligent control function and solves the problems referred to above.
The technical solution adopted for the present invention to solve the technical problems is: a kind of device for producing hydrogen with intelligent control function, comprise pilot circuit and anode electrode and cathode electrode, described pilot circuit comprises power module, display module, current detection circuit, driver module, output circuit, switching unit and controller, and described anode electrode is connected with output circuit with cathode electrode;
One termination external power source of described power module, one end exports constant voltage dc source VCC in addition;
The input termination external power source of described current detection circuit, output terminal is connected with controller;
Described external power source is connected with output circuit by driver module, and two output terminals of output circuit are connected with anode electrode and cathode electrode respectively, and described driver module signal input part is connected with controller;
Described display module is all connected with controller with switching unit.
Described controller, utilizes pulse signal to trigger driving circuit conducting, external voltage and output circuit is connected; Set up safety standards and control the break-make of driving circuit according to the measurement signal of current detection circuit; Working hour according to switching unit setting carries out countdown and shows on display module.
As preferably, described power module comprises rectifier bridge B2 and three terminal regulator U1, two ac input ends of described rectifier bridge B2 connect external power source, positive output end and negative output terminal are connected with the input terminus of three terminal regulator U1 and ground terminal respectively by filtering circuit, the output terminal of described three terminal regulator U1 exports constant voltage dc source VCC, for comprising the working power of other module of controller.
Concrete, described controller is minicomputer U2, and model is STC12C5A60S2, and the VCC termination of described minicomputer U2 enters constant voltage dc source VCC.
Device for producing hydrogen in use there will be the excessive problem of electric current, easily cause when outputting to anode electrode and cathode electrode to burn and reduce with performance, described current detection circuit comprises mutual inductor T1 and rectifier bridge B3, two input termination external power sources of described mutual inductor T1, two output terminals are connected with two ac input ends of described rectifier bridge B3, the positive output end of described rectifier bridge B3 and negative output terminal are by resistance R14, R13, electric capacity C10, the P1.5 mouth of minicomputer U2 is accessed after the divider filter of C11 and diode D5, the upper limit of safety current is set to 400ma, P1.5 mouth detects that electric current exceedes upper safety limit, just can quit work in time, protection motor.
Described driver module comprises bidirectional thyristor T2, photoelectrical coupler OP1 and triode Q7, the base stage of described triode Q7 connects one end of connecting resistance R26 and R21 respectively, other one end ground connection of resistance R26, other one end of resistance R21 is connected with the P3.5 mouth of minicomputer U2, two input terminuss of described photoelectrical coupler OP1 connect one end of constant voltage dc source VCC and resistance R23 respectively, the collector electrode of an other termination triode Q7 of resistance R23, an output terminal of described photoelectrical coupler OP1 is connected with the second anode A2 of bidirectional thyristor T2, one end is connected with the control pole G of bidirectional thyristor T2 by resistance R25 in addition, the first anode A1 of described bidirectional thyristor and second anode A2 is also parallel with electrical condenser C13, described output circuit comprises rectifier bridge B4, an input termination first anode A1 of described external power source, an ac input end of another input termination rectifier bridge B4, second anode A2 is connected with another ac input end of rectifier bridge B4, the positive output end of rectifier bridge B4 is connected with anode electrode, negative output terminal is connected with cathode electrode, this driver module triggers simple, there is good electrical isolation capabilities and immunity from interference, ensure that the pulse signal stable transfer that P3.5 mouth exports extremely controls pole G, ensure that bidirectional thyristor reliably triggers.
In addition, also comprise zero cross detection circuit, described zero cross detection circuit comprises resistance R7, R8, R9, R10, electrical condenser C9 triode Q4, the positive output end of described rectifier bridge B2 and negative output terminal are by resistance R8, R9, the dividing potential drop of R10 is connected with emtting electrode with the base stage respectively at triode Q4 after the filtering of electrical condenser C9, collector electrode is connected with the P3.2 mouth of minicomputer U2 and one end of resistance R7 respectively, the other end of resistance R7 is connected with D.C. regulated power supply VCC, the positive output end of rectifier bridge B2 and the output signal of negative output terminal are when zero crossings, triode Q4 ends, base voltage is pulled to high level by resistance R7, P3.2 mouth receives external interrupt signal, enter external interrupt program, control P3.5 mouth output pulse signal, trigger driver module, effectively can ensure that the safety of bidirectional thyristor triggers like this.
Described switching unit comprises K switch 6, K7, K8, photodiode D7, D8 and D9, three ends of described K switch 6, K7, K8 connect the P2.5 mouth of minicomputer U2, P2.4 mouth and P2.1 mouth respectively, other three end ground connection, three negative poles of described diode D7, D8 and D9 connect the P4.0 mouth of minicomputer U2, P2.2 mouth and P2.3 mouth respectively by resistance R28, R29 and R30, and three positive poles connect constant voltage dc source VCC K switch 6, K7, K8 can start minicomputer U2 and arrange the working hour.
Conveniently user grasps the working hour of device accurately, described display module comprises triode Q5, Q6 and LED charactron SMG, two bit code ports of described LED charactron SMG are connected with the collector electrode of triode Q5 and Q6 respectively, eight segment encode ports are respectively by resistance R15, R16, R17, R18, R19, R20, R22 and R24 connects the P0 mouth of minicomputer U2, the base stage of described triode Q5 connects the P2.7 mouth of minicomputer U2 by resistance R11, emtting electrode meets constant voltage dc source VCC, the base stage of described triode Q6 connects the P2.6 mouth of minicomputer U2 by resistance R12, emtting electrode meets constant voltage dc source VCC, time is presented on LED charactron SMG with countdown form.
In overcurrent protection; not only to cut off circuit in time; also comprise alarm module; described alarm module comprises triode Q8, resistance R34 and speaker B5; one end ground connection of described speaker B5, the collector electrode of another termination triode Q8, the emtting electrode of triode Q8 meets constant voltage dc source VCC; one end of base stage connecting resistance R34, the P3.4 mouth of an other termination minicomputer U2 of resistance R34.
The invention has the beneficial effects as follows, this device for producing hydrogen with intelligent control function by the output of Microcomputer control external power source antianode electrode and cathode electrode, simple circuit intelligence; Have overcurrent protection function, hydrogen production process is safe and reliable; Startup and turn-off time can be set, manipulate easy, according to user demand, the time of flexible hydrogen manufacturing, and operating time is shown on LED charactron in countdown mode, user is very clear, avoids, because hydrogen manufacturing overlong time is to the hazardous condition occurred, ensure that user security utilizes hydrogen water reliably.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the circuit distribution road that the present invention has the optimum embodiment of device for producing hydrogen of intelligent control function.
Embodiment
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present invention are described in a schematic way, and therefore it only shows the formation relevant with the present invention.
As shown in Figure 1, the invention provides a kind of device for producing hydrogen with intelligent control function, comprise pilot circuit and anode electrode and cathode electrode, pilot circuit comprises power module, display module, current detection circuit, driver module, output circuit, switching unit and controller, power module comprises rectifier bridge B2 and three terminal regulator U1, two ac input ends of rectifier bridge B2 connect external power source, positive output end and negative output terminal are connected with the input terminus of three terminal regulator U1 and ground terminal respectively by filtering circuit, the output terminal of three terminal regulator U1 exports constant voltage dc source VCC, for comprising the working power of other module of controller, controller is minicomputer U2, model is STC12C5A60S2, the VCC termination of minicomputer U2 enters constant voltage dc source VCC, current detection circuit comprises mutual inductor T1 and rectifier bridge B3, two input termination external power sources of mutual inductor T1, two output terminals are connected with two ac input ends of rectifier bridge B3, the positive output end of rectifier bridge B3 and negative output terminal are by resistance R14, R13, electric capacity C10, the P1.5 mouth of minicomputer U2 is accessed after the divider filter of C11 and diode D5, the upper limit of safety current is set to 400ma, P1.5 mouth detects that electric current exceedes upper safety limit, just can quit work in time, protection motor, driver module comprises bidirectional thyristor T2, photoelectrical coupler OP1 and triode Q7, the base stage of triode Q7 connects one end of connecting resistance R26 and R21 respectively, other one end ground connection of resistance R26, other one end of resistance R21 is connected with the P3.5 mouth of minicomputer U2, two input terminuss of photoelectrical coupler OP1 connect one end of constant voltage dc source VCC and resistance R23 respectively, the collector electrode of an other termination triode Q7 of resistance R23, an output terminal of photoelectrical coupler OP1 is connected with the second anode A2 of bidirectional thyristor T2, one end is connected with the control pole G of bidirectional thyristor T2 by resistance R25 in addition, the first anode A1 of bidirectional thyristor and second anode A2 is also parallel with electrical condenser C13, output circuit comprises rectifier bridge B4, an input termination first anode A1 of external power source, an ac input end of another input termination rectifier bridge B4, second anode A2 is connected with another ac input end of rectifier bridge B4, the positive output end of rectifier bridge B4 is connected with anode electrode, negative output terminal is connected with cathode electrode, this driver module triggers simple, has good electrical isolation capabilities and immunity from interference, ensures that the pulse signal stable transfer that P3.5 mouth exports extremely controls pole G, ensure that bidirectional thyristor reliably triggers, in addition, also comprise zero cross detection circuit, zero cross detection circuit comprises resistance R7, R8, R9, R10, electrical condenser C9 triode Q4, the positive output end of rectifier bridge B2 and negative output terminal are by resistance R8, R9, the dividing potential drop of R10 is connected with emtting electrode with the base stage respectively at triode Q4 after the filtering of electrical condenser C9, collector electrode is connected with the P3.2 mouth of minicomputer U2 and one end of resistance R7 respectively, the other end of resistance R7 is connected with D.C. regulated power supply VCC, the positive output end of rectifier bridge B2 and the output signal of negative output terminal are when zero crossings, triode Q4 ends, base voltage is pulled to high level by resistance R7, P3.2 mouth receives external interrupt signal, enter external interrupt program, control P3.5 mouth output pulse signal, trigger driver module, effectively can ensure that the safety of bidirectional thyristor triggers like this, switching unit comprises K switch 6, K7, K8, photodiode D7, D8 and D9, K switch 6, K7, three ends of K8 connect the P2.5 mouth of minicomputer U2 respectively, P2.4 mouth and P2.1 mouth, other three end ground connection, diode D7, three negative poles of D8 and D9 are respectively by resistance R28, R29 and R30 connects the P4.0 mouth of minicomputer U2, P2.2 mouth and P2.3 mouth, three positive poles connect constant voltage dc source VCC K switch 6, K7, K8 can start minicomputer U2 and arrange the working hour, for display module comprises triode Q5, two bit code ports of Q6 and LED charactron SMG, LED charactron SMG are connected with the collector electrode of triode Q5 and Q6 respectively, and eight segment encode ports are respectively by resistance R15, R16, R17, R18, R19, R20, R22 and R24 connects the P0 mouth of minicomputer U2, the base stage of triode Q5 connects the P2.7 mouth of minicomputer U2 by resistance R11, emtting electrode meets constant voltage dc source VCC, the base stage of triode Q6 connects the P2.6 mouth of minicomputer U2 by resistance R12, emtting electrode meets constant voltage dc source VCC, time is presented on LED charactron SMG with countdown form, also comprises alarm module, and alarm module comprises triode Q8, one end ground connection of resistance R34 and speaker B5, speaker B5, the collector electrode of another termination triode Q8, the emtting electrode of triode Q8 meets constant voltage dc source VCC, one end of base stage connecting resistance R34, the P3.4 mouth of an other termination minicomputer U2 of resistance R34.
In conjunction with the embodiments with accompanying drawing 1, simple this mode of operation with the device for producing hydrogen of intelligent control function is once described: when K8 triggers, LED charactron SMG shows the electrolysis time of the last setting, enter ready state, the time needing electrolysis is selected by K7, then press K6 key to start working, on LED charactron SMG, the electrolysis time of setting starts countdown, zero cross detection circuit exports at external power source zero crossings the external interrupt P3.2 mouth that high level enters minicomputer U2, P3.5 mouth sends pulse signal immediately and triggers driver module conducting, external power source is communicated with output circuit, anode electrode and negative electrode electrical power start electrolysis, when current detection circuit outward current is greater than 400mA, minicomputer U2 sends instruction, the output of P3.5 mouth, with protection circuit and electrode.
With above-mentioned according to desirable embodiment of the present invention for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this invention technological thought, can carry out various change and amendment completely.The technical scope of this invention is not limited to the content on specification sheets, must determine its technical scope according to right.