CN213023992U - Water electrolysis oxyhydrogen generator control device - Google Patents
Water electrolysis oxyhydrogen generator control device Download PDFInfo
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- CN213023992U CN213023992U CN202021145745.4U CN202021145745U CN213023992U CN 213023992 U CN213023992 U CN 213023992U CN 202021145745 U CN202021145745 U CN 202021145745U CN 213023992 U CN213023992 U CN 213023992U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 121
- 238000005868 electrolysis reaction Methods 0.000 title claims abstract description 58
- 238000001514 detection method Methods 0.000 claims abstract description 146
- 230000017525 heat dissipation Effects 0.000 claims abstract description 36
- 238000004891 communication Methods 0.000 claims abstract description 35
- 239000003990 capacitor Substances 0.000 claims description 90
- HEZMWWAKWCSUCB-PHDIDXHHSA-N (3R,4R)-3,4-dihydroxycyclohexa-1,5-diene-1-carboxylic acid Chemical compound O[C@@H]1C=CC(C(O)=O)=C[C@H]1O HEZMWWAKWCSUCB-PHDIDXHHSA-N 0.000 claims description 61
- 230000009467 reduction Effects 0.000 claims description 20
- 238000007664 blowing Methods 0.000 claims description 8
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 13
- 239000001257 hydrogen Substances 0.000 description 11
- 229910052739 hydrogen Inorganic materials 0.000 description 11
- 239000001301 oxygen Substances 0.000 description 10
- 229910052760 oxygen Inorganic materials 0.000 description 10
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 8
- 238000003860 storage Methods 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- -1 hydrogen ions Chemical class 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000006641 stabilisation Effects 0.000 description 4
- 238000011105 stabilization Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000012937 correction Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 239000000523 sample Substances 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
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Abstract
The utility model provides a water electrolysis oxyhydrogen generator control device in the technical field of water electrolysis, which comprises a MCU, a water level detection module, a temperature detection module, a pressure detection module, an electromagnetic valve control module, a current detection module, a heat dissipation control module, a wireless communication module, a power supply module, a TDS detection module, a touch display screen, an audio player, a memory and an electrolytic bath; the water level detection module, the temperature detection module, the pressure detection module, the electromagnetic valve control module, the current detection module, the heat dissipation control module, the wireless communication module, the power supply module, the TDS detection module, the touch display screen, the audio player and the memory are all connected with the MCU; the anode of the electrolytic cell is connected with the power module, and the cathode of the electrolytic cell is connected with the current detection module. The utility model has the advantages that: the water electrolysis oxyhydrogen generators can be managed in a unified manner, the working stability of the water electrolysis oxyhydrogen generators is improved, and the service life of the water electrolysis oxyhydrogen generators is prolonged.
Description
Technical Field
The utility model relates to a water electrolysis technical field especially indicates a water electrolysis oxyhydrogen generator controlling means.
Background
Energy is continuously reduced along with the consumption of human beings, the current market competition is intensified day by day, the energy price is continuously increased, and the development and the preparation of new energy become a development trend at present. The development of hydrogen production technology is highly valued by countries all over the world, and is predicted to occupy a great proportion in future energy structures. The water electrolysis oxyhydrogen generator utilizes water electrolysis to generate hydrogen and oxygen, and is an electrochemical device. The water electrolysis oxyhydrogen generator has the working principle that: the alternating current is converted into stable and adjustable low-voltage direct current after being subjected to voltage reduction and rectification through a transformer, the generated low-voltage direct current is supplied to an electrolytic cell, water is ionized to form hydrogen ions and oxygen ions, the hydrogen ions can be converted into hydrogen at a cathode of the electrolytic cell, and the oxygen ions release electrons at an anode to be converted into oxygen.
However, in the process of preparing hydrogen and oxygen, the traditional water electrolysis oxyhydrogen generator does not detect the temperature of electrolyte, does not take heat dissipation measures, does not detect water quality, and is not provided with a communication module, so that the following disadvantages are caused: 1. the temperature of an electrolytic cell of the water electrolysis oxyhydrogen generator is gradually increased in the continuous working process, so that scale is easily generated in electrolyte, and the water electrolysis oxyhydrogen generator stops working when the temperature is too high, thereby influencing the working efficiency; 2. the water quality is not detected, and the electrolysis is directly carried out, so that the prepared hydrogen and oxygen often carry impurities and the service life of the water electrolysis oxyhydrogen generator is influenced; 3. the unified management of a plurality of water electrolysis oxyhydrogen generators is inconvenient.
Therefore, how to provide a control device for a water electrolysis oxyhydrogen generator, which realizes the unified management of a plurality of water electrolysis oxyhydrogen generators, improves the working stability of the water electrolysis oxyhydrogen generators, and prolongs the service life becomes a problem to be solved urgently.
Disclosure of Invention
The to-be-solved technical problem of the utility model lies in providing a water electrolysis oxyhydrogen generator controlling means, realizes carrying out unified management to many water electrolysis oxyhydrogen generators, promotes water electrolysis oxyhydrogen generator's job stabilization nature, increase of service life.
The utility model discloses a realize like this: a control device of a water electrolysis oxyhydrogen generator comprises an MCU, a water level detection module, a temperature detection module, a pressure detection module, a solenoid valve control module, a current detection module, a heat dissipation control module, a wireless communication module, a power supply module, a TDS detection module, a touch display screen, an audio player, a memory and an electrolytic bath;
the water level detection module, the temperature detection module, the pressure detection module, the electromagnetic valve control module, the current detection module, the heat dissipation control module, the wireless communication module, the power supply module, the TDS detection module, the touch display screen, the audio player and the memory are respectively connected with the MCU; the water level detection module, the temperature detection module, the pressure detection module, the electromagnetic valve control module, the current detection module, the heat dissipation control module and the wireless communication module are respectively connected with the power supply module; the anode of the electrolytic cell is connected with the power module, and the cathode of the electrolytic cell is connected with the current detection module.
Furthermore, pins 82, 83, 84, and 85 of the MCU are connected to the water level detection module, pin 15 is connected to the temperature detection module, pin 55 is connected to the pressure detection module, pins 64 and 65 are connected to the solenoid valve control module, pin 16 is connected to the current detection module, pin 31 is connected to the heat dissipation control module, pins 6, 11, 28, 50, 75, and 100 are connected to the power supply module, pin 30 is connected to the electrolyzer switching power supply, pins 67, 68, 69, 70, 71, and 88 are connected to the wireless communication module, pins 36, 37, and 38 are connected to the TDS detection module, pins 25 and 26 are connected to the touch display screen, pin 1 is connected to the audio player, and pin 51 is connected to the memory.
Further, the water level detection module comprises a water level sensor J12, a light emitting diode LED2, a photocoupler U9, a resistor R45 and a resistor R50;
Further, the temperature detection module comprises a temperature sensor J3, a resistor R11, and a capacitor C16;
Further, the pressure detection module comprises a pressure sensor J11, a photocoupler U8, a resistor R44 and a resistor R45;
Further, the solenoid valve control module includes a photocoupler U17, a photocoupler U21, a motor driving chip U19, a connection terminal J25, a resistor R75, a resistor R77, a resistor R79, a resistor R81, a resistor R83, a resistor R85, a capacitor C44, a capacitor C46, a capacitor C47, and a capacitor C48;
a pin 1 of the photoelectric coupler U17 is connected with a resistor R75 and a capacitor C44, a pin 2 is grounded, a pin 3 is connected with a resistor R77, and a pin 4 is connected with a power module; the resistor R75 and the resistor R81 are respectively connected with the MCU; a pin 1 of the photoelectric coupler U21 is connected with a resistor R81 and a capacitor C46, a pin 2 is grounded, a pin 3 is connected with a resistor R83, and a pin 4 is connected with a power module;
Further, the current detection module includes a high-power precision resistor R1, a connection terminal J9, a current detection chip U6B, a resistor R36, a resistor R38, a resistor R40, a resistor R41, a resistor R42, a resistor R43, and a capacitor C28;
one end of the high-power precision resistor R1 is connected with a pin 2 of a wiring terminal J9 and the cathode of the electrolytic cell, and the other end of the high-power precision resistor R1 is connected with a pin 1 of a wiring terminal J9 and is grounded; one end of the resistor R40 is connected with a pin 2 of a wiring terminal J9, and the other end of the resistor R40 is connected with a resistor R42 and a pin 5 of a current detection chip U6B; one end of the resistor R38 is connected with a pin 1 of a wiring terminal J9, and the other end of the resistor R38 is connected with a pin 6 of a current detection chip U6B and a resistor R36; the pin 7 of the current detection chip U6B is connected with a resistor R36 and a resistor R41; the resistor R41 is connected with the resistor R43, the capacitor C28 and the MCU; the resistor R42, the resistor R43 and the capacitor C28 are all grounded.
Further, the heat dissipation control module comprises an air-draft fan, an air-blow fan, a photoelectric coupler U3, a triode Q1, a diode D1, a relay SW1, a connecting terminal J4, a resistor R12, a resistor R14, a resistor R16, a resistor R18, a resistor R20, a capacitor C19 and a capacitor C21;
one end of the resistor R16 is connected with the MCU, and the other end of the resistor R16 is connected with the capacitor C21 and a pin 1 of the photoelectric coupler U3; pin 2 of the photoelectric coupler U3 is grounded, pin 3 is connected with a resistor R18, and pin 4 is connected with a power module; pin 1 of the triode Q1 is connected with a resistor R18 and a resistor R20, pin 2 is grounded, and pin 3 is connected with the input end of a diode D1, a capacitor C19 and pin 2 of a relay SW 1; one end of the resistor R14 is connected with a capacitor C19, and the other end of the resistor R12 is connected with the output end of the diode D1 and the pin 1 of the relay SW 1; the resistor R12 is connected with the power supply module; pin 3 of the relay SW1 is connected with the power supply module, and pin 4 is connected with pin 1 of the wiring terminal J4; the capacitor C21, the resistor R20 and the pin 2 of the wiring terminal J4 are all grounded; the air-drawing fan and the air-blowing fan are respectively connected with pins 1 and 2 of the connecting terminal J4.
Further, the power module comprises a power adapter, an electrolytic cell switching power supply, a first step-down DCDC converter, a second step-down DCDC converter, a third step-down DCDC converter and a fourth step-down DCDC converter;
the electrolytic bath switching power supply is connected with the anode of the electrolytic bath and the MCU; the input end of the first step-down DCDC converter is connected with the output end of the power adapter, and the output end of the first step-down DCDC converter is connected with the second step-down DCDC converter and the heat dissipation control module; the input end of the second voltage-reducing DCDC converter is connected with the output end of the first voltage-reducing DCDC converter, and the output end of the second voltage-reducing DCDC converter is connected with the wireless communication module; the input end of the third voltage-reducing DCDC converter is connected with the output end of the power adapter, and the output end of the third voltage-reducing DCDC converter is connected with the fourth voltage-reducing DCDC converter, the water level detection module, the heat dissipation control module and the electrolytic bath; the input end of the fourth voltage reduction DCDC converter is connected with the output end of the third voltage reduction DCDC converter, and the output end of the fourth voltage reduction DCDC converter is connected with the temperature detection module, the pressure detection module, the solenoid valve control module and the MCU.
Further, the electrolytic bath switching power supply comprises a photoelectric coupler U5, a triode Q3, a diode D3, a relay SW3, a connecting terminal J6, a resistor R22, a resistor R23, a resistor R24, a resistor R25, a resistor R26, a capacitor C23 and a capacitor C24;
one end of the resistor R24 is connected with the MCU, and the other end of the resistor R24 is connected with the capacitor C24 and a pin 1 of the photoelectric coupler U5; pin 2 of the photoelectric coupler U5 is grounded, and pin 3 is connected with a resistor R25; pin 1 of the triode Q3 is connected with a resistor R25 and a resistor R26, pin 2 is grounded, and pin 3 is connected with the input end of a diode D3, a capacitor C23 and pin 2 of a relay SW 3; one end of the resistor R23 is connected with a capacitor C23, and the other end of the resistor R22 is connected with the output end of the diode D3 and the pin 1 of the relay SW 3; pin 3 of the relay SW3 is connected with the power supply module, and pin 4 is connected with pin 1 of the wiring terminal J6; the capacitor C24, the resistor R26 and the pin 2 of the terminal J6 are all grounded.
The utility model has the advantages that:
1. through setting up TDS detection module, pressure detection module, power module and wireless communication module realize gathering in real time the quality of water data, the product gas data and the electrolysis trough running condition of electrolysis trough, and pass through wireless communication module uploads to the server, realize carrying out unified management to many water electrolysis oxyhydrogen generators.
2. Through setting up temperature detection module and heat dissipation control module are right the temperature of electrolysis trough carries out real time supervision, passes through when the temperature is too high heat dissipation control module dispels the heat and cools down, avoids the electrolysis trough produces the incrustation scale at the in-process high yield of continuous operation temperature, avoids the high temperature to lead to water electrolysis oxyhydrogen generator to stop work, and then very big promotion water electrolysis oxyhydrogen generator's job stabilization nature.
3. Through setting TDS detection module detects the quality of water of electrolysis trough, does not electrolyze when quality of water is unqualified for the hydrogen and the oxygen of preparing are purer, and have prolonged the life of electrolysis trough, and ensured user's health.
Drawings
The invention will be further described with reference to the following examples with reference to the accompanying drawings.
Fig. 1 is a schematic circuit block diagram of a control device of a water electrolysis oxyhydrogen generator of the utility model.
Fig. 2 is a circuit diagram of the MCU of the present invention.
Fig. 3 is a circuit diagram of the water level detecting module of the present invention.
Fig. 4 is a circuit diagram of the temperature detection module of the present invention.
Fig. 5 is a circuit diagram of the pressure detecting module of the present invention.
Fig. 6 is a circuit diagram of the solenoid valve control module of the present invention.
Fig. 7 is a circuit diagram of the current detection module of the present invention.
Fig. 8 is a circuit diagram of the heat dissipation control module of the present invention.
Fig. 9 is a schematic circuit block diagram of the power module of the present invention.
FIG. 10 is a circuit diagram of the switching power supply of the electrolytic cell of the present invention.
Fig. 11 is a circuit diagram of the TDS detection module of the present invention.
Fig. 12 is a circuit diagram of the wireless communication module of the present invention.
Fig. 13 is a circuit diagram of the buck DCDC converter of the present invention.
Detailed Description
The technical scheme in the embodiment of the application has the following general idea:
through setting TDS detection module, pressure detection module, power module, wireless communication module, temperature detection module and heat dissipation control module gather in real time the quality of water data, the product data of electrolysis trough and electrolysis trough behavior, and pass through the server is uploaded to the wireless communication module, works as the cooling of dispelling the heat through heat dissipation control module when the water temperature of electrolysis trough is too high, does not carry out the electrolysis when quality of water is unqualified, and then carries out unified management to many water electrolysis oxyhydrogen generators, promotes water electrolysis oxyhydrogen generator's job stabilization nature, increase of service life.
Referring to fig. 1 to 13, the preferred embodiment of a control device for a water electrolysis oxyhydrogen generator of the present invention includes an MCU, a water level detection module, a temperature detection module, a pressure detection module, an electromagnetic valve control module, a current detection module, a heat dissipation control module, a wireless communication module, a power supply module, a TDS detection module, a touch display screen, an audio player, a memory and an electrolytic tank; the MCU is used for receiving detection data of the water level detection module, the temperature detection module, the pressure detection module, the current detection module and the TDS detection module, controlling the work of the electromagnetic valve control module, the heat dissipation control module, the wireless communication module, the power supply module, the audio player, the memory and the electrolytic bath, and receiving an operation instruction of the touch display screen; the water level detection module is arranged in a water storage tank of the electrolytic bath and used for detecting the water level, and when the water level is not in a preset range, electrolysis is not carried out so as to improve the running stability of the device; the temperature detection module is arranged in the electrolytic tank and used for detecting the water temperature, and the heat dissipation control module is started to cool when the water temperature is too high; the pressure detection module is used for detecting air pressure, namely gas production data; the electromagnetic valve control module is used for controlling valves of a water inlet and a water outlet of a water storage tank of the electrolytic bath; the current detection module is used for detecting the current of the electrolytic cell; the heat dissipation control module is used for cooling the electrolytic cell; the wireless communication module is used for communicating with a server; the power supply module is used for supplying power to the control device of the water electrolysis oxyhydrogen generator; the TDS detection module is used for detecting water quality; the touch display screen is used for issuing a control instruction to the MCU to operate the control device of the water electrolysis oxyhydrogen generator; the audio player is used for playing detection alarm information; the memory is used for storing water quality data, gas production data, electrolytic bath operation condition and other data; the electrolytic cell is used for electrolyzing water to generate hydrogen and oxygen;
the water level detection module, the temperature detection module, the pressure detection module, the electromagnetic valve control module, the current detection module, the heat dissipation control module, the wireless communication module, the power supply module, the TDS detection module, the touch display screen, the audio player and the memory are respectively connected with the MCU; the water level detection module, the temperature detection module, the pressure detection module, the electromagnetic valve control module, the current detection module, the heat dissipation control module and the wireless communication module are respectively connected with the power supply module; the anode of the electrolytic cell is connected with the power module, and the cathode of the electrolytic cell is connected with the current detection module.
The water level detection module comprises a water level sensor J12, a light emitting diode LED2, a photoelectric coupler U9, a resistor R45 and a resistor R50; the water level detection module is arranged in a water storage tank of the electrolytic bath; the model of the photoelectric coupler U9 is EL3H 7D;
The temperature detection module comprises a temperature sensor J3, a resistor R11 and a capacitor C16; the temperature sensor J3 is a common digital temperature sensor with the model number DS18B20, outputs digital signals, has the characteristics of small volume, low hardware cost, strong anti-interference capability, high precision and a unique single-wire interface mode, and adopts 3.3V power supply;
The pressure detection module comprises a pressure sensor J11, a photoelectric coupler U8, a resistor R44 and a resistor R45; the model of the photoelectric coupler U8 is EL3H 7D; the pressure detection module outputs a switch value, the normal state is normally open, when the air pressure value exceeds the maximum air pressure value, the switch is closed, the photoelectric coupler U8 outputs a low level, the low level is obtained corresponding to the IO port of the MCU, the MCU is informed of the pressure overrun through interruption, and the pressure detection is realized.
The electromagnetic valve control module comprises a photoelectric coupler U17, a photoelectric coupler U21, a motor driving chip U19, a connecting terminal J25, a resistor R75, a resistor R77, a resistor R79, a resistor R81, a resistor R83, a resistor R85, a capacitor C44, a capacitor C46, a capacitor C47 and a capacitor C48; the models of the photoelectric coupler U17 and the photoelectric coupler U21 are EL3H7D, and the model of the motor driving chip U19 is L9110; the utility model discloses a two way solenoid valve control circuit, L9110 are for control and the two-channel push-pull power amplification application-specific integrated circuit device of driving motor design, wherein solenoid valve control of the same kind the play water of the storage water tank of electrolysis trough, when detecting the TDS of electrolysis trough is not conform to the requirement, then opens the solenoid valve and discharges water, then controls the intaking of storage water tank all the way in addition, when minimum water level, then opens the solenoid valve of intaking.
A pin 1 of the photoelectric coupler U17 is connected with a resistor R75 and a capacitor C44, a pin 2 is grounded, a pin 3 is connected with a resistor R77, and a pin 4 is connected with a power module; the resistor R75 and the resistor R81 are respectively connected with the MCU; a pin 1 of the photoelectric coupler U21 is connected with a resistor R81 and a capacitor C46, a pin 2 is grounded, a pin 3 is connected with a resistor R83, and a pin 4 is connected with a power module;
The current detection module comprises a high-power precision resistor R1, a wiring terminal J9, a current detection chip U6B, a resistor R36, a resistor R38, a resistor R40, a resistor R41, a resistor R42, a resistor R43 and a capacitor C28; the current detection chip U6B is LM358, and has the advantages of low common mode voltage and low cost; the high-power precise resistor R1 and the electrolytic cell are connected in series to form a loop, the detection circuit collects the voltage at two ends of the high-power precise resistor R1 and inputs the voltage to the forward end and the reverse end of the current detection chip U6B, and the output voltage of the current detection chip U6B is R36/R38 (Ui)+-Ui-) Wherein Ui+Is the forward input voltage of the current sense die U6B, where Ui-is the reverse input voltage of the current sense die U6B.
One end of the high-power precision resistor R1 is connected with a pin 2 of a wiring terminal J9 and the cathode of the electrolytic cell, and the other end of the high-power precision resistor R1 is connected with a pin 1 of a wiring terminal J9 and is grounded; one end of the resistor R40 is connected with a pin 2 of a wiring terminal J9, and the other end of the resistor R40 is connected with a resistor R42 and a pin 5 of a current detection chip U6B; one end of the resistor R38 is connected with a pin 1 of a wiring terminal J9, and the other end of the resistor R38 is connected with a pin 6 of a current detection chip U6B and a resistor R36; the pin 7 of the current detection chip U6B is connected with a resistor R36 and a resistor R41; the resistor R41 is connected with the resistor R43, the capacitor C28 and the MCU; the resistor R42, the resistor R43 and the capacitor C28 are all grounded.
The heat dissipation control module comprises an air draft fan, an air blowing fan, a photoelectric coupler U3, a triode Q1, a diode D1, a relay SW1, a wiring terminal J4, a resistor R12, a resistor R14, a resistor R16, a resistor R18, a resistor R20, a capacitor C19 and a capacitor C21; the model of the photoelectric coupler U3 is EL3H7D, and the model of the triode Q1 is S8050;
because the electrolytic bath works for a long time and has large heat productivity, the external air-draft type fan and the external air-blowing type fan are adopted for cooling treatment; the MCU outputs high level through a resistor R16, and outputs low level through the photoelectric coupler U3, so that the triode Q1 is conducted, the relay SW1 is closed, and the air-drawing fan and the air-blowing fan start to work; similarly, the MCU outputs low level, and the air draft type fan and the air blowing type fan stop working.
One end of the resistor R16 is connected with the MCU, and the other end of the resistor R16 is connected with the capacitor C21 and a pin 1 of the photoelectric coupler U3; pin 2 of the photoelectric coupler U3 is grounded, pin 3 is connected with a resistor R18, and pin 4 is connected with a power module; pin 1 of the triode Q1 is connected with a resistor R18 and a resistor R20, pin 2 is grounded, and pin 3 is connected with the input end of a diode D1, a capacitor C19 and pin 2 of a relay SW 1; one end of the resistor R14 is connected with a capacitor C19, and the other end of the resistor R12 is connected with the output end of the diode D1 and the pin 1 of the relay SW 1; the resistor R12 is connected with the power supply module; pin 3 of the relay SW1 is connected with the power supply module, and pin 4 is connected with pin 1 of the wiring terminal J4; the capacitor C21, the resistor R20 and the pin 2 of the wiring terminal J4 are all grounded; the air-drawing fan and the air-blowing fan are respectively connected with pins 1 and 2 of the connecting terminal J4.
The power module comprises a power adapter, an electrolytic bath switching power supply, a first voltage reduction DCDC converter, a second voltage reduction DCDC converter, a third voltage reduction DCDC converter and a fourth voltage reduction DCDC converter; the 220V alternating-current voltage outputs 24V/12V voltage to the first step-down DCDC converter and the third step-down DCDC converter through the power adapter; the first step-down DCDC converter outputs 12V voltage to supply power to the second step-down DCDC converter and the heat dissipation control module; the second voltage reduction DCDC converter converts the input 12V voltage into 3.6V voltage and outputs the voltage to the wireless communication module for power supply; the third step-down DCDC converter outputs 5V voltage to supply power to the fourth step-down DCDC converter, the water level detection module and the heat dissipation control module; the fourth voltage reduction DCDC converter converts the input 5V voltage into 3.3V voltage to supply power to the temperature detection module, the pressure detection module, the electromagnetic valve control module and the MCU; the electrolytic cell switching power supply converts the input 220V alternating voltage into 5V to supply power to the electrolytic cell;
the chip model that first step-down DCDC converter, second step-down DCDC converter, third step-down DCDC converter and fourth step-down DCDC converter adopted is SY8303, can provide the step-down DC-DC converter load current of 3A electric current, the operating voltage range is 4.5V to 40V in wide input range, adopt peak current control scheme, switching frequency can be in 500kHz to 2.5MHz, 5 feet are the input voltage base pin, output voltage Vout is 0.6 (1+ R103/R105), produce different output voltage through adjusting the ratio of R103 and R105.
The electrolytic bath switching power supply is connected with the anode of the electrolytic bath and the MCU; the input end of the first step-down DCDC converter is connected with the output end of the power adapter, and the output end of the first step-down DCDC converter is connected with the second step-down DCDC converter and the heat dissipation control module; the input end of the second voltage-reducing DCDC converter is connected with the output end of the first voltage-reducing DCDC converter, and the output end of the second voltage-reducing DCDC converter is connected with the wireless communication module; the input end of the third voltage-reducing DCDC converter is connected with the output end of the power adapter, and the output end of the third voltage-reducing DCDC converter is connected with the fourth voltage-reducing DCDC converter, the water level detection module, the heat dissipation control module and the electrolytic bath; the input end of the fourth voltage reduction DCDC converter is connected with the output end of the third voltage reduction DCDC converter, and the output end of the fourth voltage reduction DCDC converter is connected with the temperature detection module, the pressure detection module, the solenoid valve control module and the MCU.
The electrolytic bath switching power supply comprises a photoelectric coupler U5, a triode Q3, a diode D3, a relay SW3, a connecting terminal J6, a resistor R22, a resistor R23, a resistor R24, a resistor R25, a resistor R26, a capacitor C23 and a capacitor C24; the model of the photoelectric coupler U5 is EL3H7D, and the model of the triode Q3 is S8050; the MCU controls the output of a pin 3 of a photoelectric coupler U5 through the high and low level output of a resistor R24, the output of the photoelectric coupler U5 controls the switch of a triode Q3, so that the on and off of the relay SW3 are realized, and the output of the relay SW3 is connected with the AC input of a switch power supply for supplying power to the electrolytic cell, so that the control of the power supply of the electrolytic cell is realized.
One end of the resistor R24 is connected with the MCU, and the other end of the resistor R24 is connected with the capacitor C24 and a pin 1 of the photoelectric coupler U5; pin 2 of the photoelectric coupler U5 is grounded, and pin 3 is connected with a resistor R25; pin 1 of the triode Q3 is connected with a resistor R25 and a resistor R26, pin 2 is grounded, and pin 3 is connected with the input end of a diode D3, a capacitor C23 and pin 2 of a relay SW 3; one end of the resistor R23 is connected with a capacitor C23, and the other end of the resistor R22 is connected with the output end of the diode D3 and the pin 1 of the relay SW 3; pin 3 of the relay SW3 is connected with the power supply module, and pin 4 is connected with pin 1 of the wiring terminal J6; the capacitor C24, the resistor R26 and the pin 2 of the terminal J6 are all grounded.
TDS detection module is used for detecting the TDS value of water, quality of water promptly, when concrete implementation, as long as select can realize this function TDS detection module can, for example fig. 11 shows, through giving TDS _ IO1 and TDS _ IO2 high-low level in turn, can obtain the equivalent resistance R of water through measuring TDS _ ADC voltage valueWater (W)The conductivity σ ═ L/A)/R of the water was calculatedWater (W)Wherein L is the distance between the two probes and A is the transverse area of the probe. The TDS of water is (0.55-0.7) × σ according to empirical formula. In order to obtain accurate TDS, adopt thermal resistance temperature sensor to obtain the temperature and carry out TDS temperature compensation to improve TDS measurement accuracy. Measuring voltage through NTC _ ADC to obtain equivalent resistance of temperature sensor, then searching and obtaining temperature T of current water sample in graduation table of temperature sensor, and utilizing formula TCorrectionObtaining the temperature correction coefficient T (T-25) + 1+ 0.02-CorrectionThen, the TDS _ ADC voltage value is corrected.
The wireless communication module is used for communicating with the server, and in specific implementation, the wireless communication module capable of achieving the function is selected, the wireless communication module is not limited to any type, for example, a 4G module Hua is me909s-821, the wireless communication module is an Internet of things wireless communication module based on Haisi chips, DDR is integrated, vehicle-scale quality control is adopted, FOTA is synchronously opened, upgrading is easy, and maintenance cost is reduced.
The utility model discloses the theory of operation:
the power module is started to supply power to the control device of the water electrolysis oxyhydrogen generator, the MCU detects that the water level of the water storage tank of the electrolytic cell is in a preset range through the water level detection module, and after the TDS detection module detects that the water quality meets the TDS standard, the touch display screen controls the electrolytic cell to start electrolyzing water to generate hydrogen and oxygen; the MCU collects water quality data of the electrolytic cell in real time through the TDS detection module, collects gas production data in real time through the pressure detection module, collects operation conditions of the electrolytic cell in real time through the power supply module, stores the operation conditions in the memory and uploads the operation conditions to the server through the wireless communication module.
To sum up, the utility model has the advantages that:
1. through setting up TDS detection module, pressure detection module, power module and wireless communication module realize gathering in real time the quality of water data, the product gas data and the electrolysis trough running condition of electrolysis trough, and pass through wireless communication module uploads to the server, realize carrying out unified management to many water electrolysis oxyhydrogen generators.
2. Through setting up temperature detection module and heat dissipation control module are right the temperature of electrolysis trough carries out real time supervision, passes through when the temperature is too high heat dissipation control module dispels the heat and cools down, avoids the electrolysis trough produces the incrustation scale at the in-process high yield of continuous operation temperature, avoids the high temperature to lead to water electrolysis oxyhydrogen generator to stop work, and then very big promotion water electrolysis oxyhydrogen generator's job stabilization nature.
3. Through setting TDS detection module detects the quality of water of electrolysis trough, does not electrolyze when quality of water is unqualified for the hydrogen and the oxygen of preparing are purer, and have prolonged the life of electrolysis trough, and ensured user's health.
Although specific embodiments of the present invention have been described, it will be understood by those skilled in the art that the specific embodiments described are illustrative only and are not limiting upon the scope of the invention, and that equivalent modifications and variations can be made by those skilled in the art without departing from the spirit of the invention, which is to be limited only by the claims appended hereto.
Claims (10)
1. A water electrolysis oxyhydrogen generator control device is characterized in that: the device comprises an MCU, a water level detection module, a temperature detection module, a pressure detection module, a solenoid valve control module, a current detection module, a heat dissipation control module, a wireless communication module, a power supply module, a TDS detection module, a touch display screen, an audio player, a memory and an electrolytic bath;
the water level detection module, the temperature detection module, the pressure detection module, the electromagnetic valve control module, the current detection module, the heat dissipation control module, the wireless communication module, the power supply module, the TDS detection module, the touch display screen, the audio player and the memory are respectively connected with the MCU; the water level detection module, the temperature detection module, the pressure detection module, the electromagnetic valve control module, the current detection module, the heat dissipation control module and the wireless communication module are respectively connected with the power supply module; the anode of the electrolytic cell is connected with the power module, and the cathode of the electrolytic cell is connected with the current detection module.
2. A water electrolytic oxyhydrogen generator control device according to claim 1, characterized by: pins 82, 83, 84 and 85 of the MCU are connected with a water level detection module, pin 15 is connected with a temperature detection module, pin 55 is connected with a pressure detection module, pins 64 and 65 are connected with a solenoid valve control module, pin 16 is connected with a current detection module, pin 31 is connected with a heat dissipation control module, pins 6, 11, 28, 50, 75 and 100 are connected with a power supply module, pin 30 is connected with an electrolytic bath switching power supply, pins 67, 68, 69, 70, 71 and 88 are connected with a wireless communication module, pins 36, 37 and 38 are connected with a TDS detection module, pins 25 and 26 are connected with a touch display screen, pin 1 is connected with an audio player, and pin 51 is connected with a memory.
3. A water electrolytic oxyhydrogen generator control device according to claim 1, characterized by: the water level detection module comprises a water level sensor J12, a light emitting diode LED2, a photoelectric coupler U9, a resistor R45 and a resistor R50;
pin 1 of the water level sensor J12 is connected with the input end of the light-emitting diode LED2, and pin 2 is connected with the power supply module; one end of the resistor R50 is connected with the output end of the light-emitting diode LED2, and the other end of the resistor R50 is connected with a pin 1 of a photoelectric coupler U9; pins 2 and 3 of the photoelectric coupler U9 are both grounded, and pin 4 is connected with a resistor R48 and the MCU; the resistor R48 is connected with the power supply module.
4. A water electrolytic oxyhydrogen generator control device according to claim 1, characterized by: the temperature detection module comprises a temperature sensor J3, a resistor R11 and a capacitor C16;
pin 1 of the temperature sensor J3 is grounded, pin 2 is connected with a resistor R11 and the MCU, and pin 3 is connected with a capacitor C16 and the power module; the capacitor C16 is grounded; the resistor R11 is connected with the power supply module.
5. A water electrolytic oxyhydrogen generator control device according to claim 1, characterized by: the pressure detection module comprises a pressure sensor J11, a photoelectric coupler U8, a resistor R44 and a resistor R45;
pin 1 of the pressure sensor J11 is connected with pin 1 of the photoelectric coupler U8, and pin 2 is connected with the power supply module; pins 2 and 3 of the photoelectric coupler U8 are both grounded, and pin 4 is connected with a resistor R45 and the MCU; the resistor R45 is connected with the power supply module.
6. A water electrolytic oxyhydrogen generator control device according to claim 1, characterized by: the electromagnetic valve control module comprises a photoelectric coupler U17, a photoelectric coupler U21, a motor driving chip U19, a connecting terminal J25, a resistor R75, a resistor R77, a resistor R79, a resistor R81, a resistor R83, a resistor R85, a capacitor C44, a capacitor C46, a capacitor C47 and a capacitor C48;
a pin 1 of the photoelectric coupler U17 is connected with a resistor R75 and a capacitor C44, a pin 2 is grounded, a pin 3 is connected with a resistor R77, and a pin 4 is connected with a power module; the resistor R75 and the resistor R81 are respectively connected with the MCU; a pin 1 of the photoelectric coupler U21 is connected with a resistor R81 and a capacitor C46, a pin 2 is grounded, a pin 3 is connected with a resistor R83, and a pin 4 is connected with a power module;
pin 1 of the motor driving chip U19 is connected with pin 2 of a connecting terminal J25, pins 2 and 3 are connected with a capacitor C47, a capacitor C48 and a power module, pin 4 is connected with pin 1 of J25, pins 5 and 8 are grounded, pin 6 is connected with a resistor R83 and a resistor R85, and pin 7 is connected with a resistor R77 and a resistor R79; the capacitor C44, the capacitor C46, the capacitor C47, the capacitor C48, the resistor R79 and the resistor R80 are all grounded.
7. A water electrolytic oxyhydrogen generator control device according to claim 1, characterized by: the current detection module comprises a high-power precision resistor R1, a wiring terminal J9, a current detection chip U6B, a resistor R36, a resistor R38, a resistor R40, a resistor R41, a resistor R42, a resistor R43 and a capacitor C28;
one end of the high-power precision resistor R1 is connected with a pin 2 of a wiring terminal J9 and the cathode of the electrolytic cell, and the other end of the high-power precision resistor R1 is connected with a pin 1 of a wiring terminal J9 and is grounded; one end of the resistor R40 is connected with a pin 2 of a wiring terminal J9, and the other end of the resistor R40 is connected with a resistor R42 and a pin 5 of a current detection chip U6B; one end of the resistor R38 is connected with a pin 1 of a wiring terminal J9, and the other end of the resistor R38 is connected with a pin 6 of a current detection chip U6B and a resistor R36; the pin 7 of the current detection chip U6B is connected with a resistor R36 and a resistor R41; the resistor R41 is connected with the resistor R43, the capacitor C28 and the MCU; the resistor R42, the resistor R43 and the capacitor C28 are all grounded.
8. A water electrolytic oxyhydrogen generator control device according to claim 1, characterized by: the heat dissipation control module comprises an air draft fan, an air blowing fan, a photoelectric coupler U3, a triode Q1, a diode D1, a relay SW1, a wiring terminal J4, a resistor R12, a resistor R14, a resistor R16, a resistor R18, a resistor R20, a capacitor C19 and a capacitor C21;
one end of the resistor R16 is connected with the MCU, and the other end of the resistor R16 is connected with the capacitor C21 and a pin 1 of the photoelectric coupler U3; pin 2 of the photoelectric coupler U3 is grounded, pin 3 is connected with a resistor R18, and pin 4 is connected with a power module; pin 1 of the triode Q1 is connected with a resistor R18 and a resistor R20, pin 2 is grounded, and pin 3 is connected with the input end of a diode D1, a capacitor C19 and pin 2 of a relay SW 1; one end of the resistor R14 is connected with a capacitor C19, and the other end of the resistor R12 is connected with the output end of the diode D1 and the pin 1 of the relay SW 1; the resistor R12 is connected with the power supply module; pin 3 of the relay SW1 is connected with the power supply module, and pin 4 is connected with pin 1 of the wiring terminal J4; the capacitor C21, the resistor R20 and the pin 2 of the wiring terminal J4 are all grounded; the air-drawing fan and the air-blowing fan are respectively connected with pins 1 and 2 of the connecting terminal J4.
9. A water electrolytic oxyhydrogen generator control device according to claim 1, characterized by: the power module comprises a power adapter, an electrolytic bath switching power supply, a first voltage reduction DCDC converter, a second voltage reduction DCDC converter, a third voltage reduction DCDC converter and a fourth voltage reduction DCDC converter;
the electrolytic bath switching power supply is connected with the anode of the electrolytic bath and the MCU; the input end of the first step-down DCDC converter is connected with the output end of the power adapter, and the output end of the first step-down DCDC converter is connected with the second step-down DCDC converter and the heat dissipation control module; the input end of the second voltage-reducing DCDC converter is connected with the output end of the first voltage-reducing DCDC converter, and the output end of the second voltage-reducing DCDC converter is connected with the wireless communication module; the input end of the third voltage-reducing DCDC converter is connected with the output end of the power adapter, and the output end of the third voltage-reducing DCDC converter is connected with the fourth voltage-reducing DCDC converter, the water level detection module, the heat dissipation control module and the electrolytic bath; the input end of the fourth voltage reduction DCDC converter is connected with the output end of the third voltage reduction DCDC converter, and the output end of the fourth voltage reduction DCDC converter is connected with the temperature detection module, the pressure detection module, the solenoid valve control module and the MCU.
10. A water electrolytic oxyhydrogen generator control device according to claim 9, characterized by: the electrolytic bath switching power supply comprises a photoelectric coupler U5, a triode Q3, a diode D3, a relay SW3, a connecting terminal J6, a resistor R22, a resistor R23, a resistor R24, a resistor R25, a resistor R26, a capacitor C23 and a capacitor C24;
one end of the resistor R24 is connected with the MCU, and the other end of the resistor R24 is connected with the capacitor C24 and a pin 1 of the photoelectric coupler U5; pin 2 of the photoelectric coupler U5 is grounded, and pin 3 is connected with a resistor R25; pin 1 of the triode Q3 is connected with a resistor R25 and a resistor R26, pin 2 is grounded, and pin 3 is connected with the input end of a diode D3, a capacitor C23 and pin 2 of a relay SW 3; one end of the resistor R23 is connected with a capacitor C23, and the other end of the resistor R22 is connected with the output end of the diode D3 and the pin 1 of the relay SW 3; pin 3 of the relay SW3 is connected with the power supply module, and pin 4 is connected with pin 1 of the wiring terminal J6; the capacitor C24, the resistor R26 and the pin 2 of the terminal J6 are all grounded.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021145745.4U CN213023992U (en) | 2020-06-19 | 2020-06-19 | Water electrolysis oxyhydrogen generator control device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021145745.4U CN213023992U (en) | 2020-06-19 | 2020-06-19 | Water electrolysis oxyhydrogen generator control device |
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| CN213023992U true CN213023992U (en) | 2021-04-20 |
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| CN202021145745.4U Expired - Fee Related CN213023992U (en) | 2020-06-19 | 2020-06-19 | Water electrolysis oxyhydrogen generator control device |
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Address after: B1-1, 2nd floor, west of Zhiheng science and Technology Park, No.66, bianzhou, Gaoqi village, Nanyu Town, Minhou County, Fuzhou City, Fujian Province, 350100 Patentee after: Fujian zhihengqi Health Technology Co.,Ltd. Address before: B1-1, 2nd floor, west of Zhiheng science and Technology Park, No.66, bianzhou, Gaoqi village, Nanyu Town, Minhou County, Fuzhou City, Fujian Province, 350100 Patentee before: Fujian hydrogen Qi Health Technology Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210420 |