Circuit for preventing atomizing sheet from rusting and equipment with hydrogen enrichment and humidification integrated functions

Abstract

The invention discloses a circuit for preventing an atomizing sheet from rusting and a device with hydrogen enrichment and humidification integrated functions. The circuit comprises an electrolysis unit, an atomizing sheet, a single-chip microcomputer and a power supply battery. The electrolysis unit comprises an anode terminal and a cathode terminal, the atomizing sheet also comprises two poles, an atomizing driving circuit for driving the atomizing sheet to atomize is connected between the single-chip microcomputer and the atomizing cup, the atomizing driving circuit comprises a color ring inductor, a transformer and a MOS tube, one pole of the atomizing sheet is connected to one end of a primary winding of the transformer through the color ring inductor, the other end of the primary winding of the transformer is connected to the other pole of the atomizing sheet, one end of a secondary winding of the transformer is connected to a D pin of the MOS tube, the G pin of the MOS tube is connected to the single-chip microcomputer, the S pin of the MOS tube is connected to an analog ground terminal, an electrolysis protection circuit is arranged between the anode terminal and the cathode terminal, and the other end of the secondary winding of the transformer is connected to the positive terminal of the power supply battery; when the structure is used for electrolysis, the problem of rusting will not occur.

Description

Technical Field

[0001] The present invention can be applied in daily life or in equipment in the field of medical health, and in particular relates to a circuit for preventing atomizer sheets from rusting and equipment with hydrogen enrichment and humidification integrated functions. Background Art

[0002] At present, ordinary hydrogen-rich water cups or equipment on the market only have the function of electrolyzing water, which will produce a small amount of hydrogen and oxygen. There is also a special humidification cup that atomizes water for humidification. The functions are relatively simple. If these two functions are combined together, both electrolysis and humidification can be achieved, which will be more convenient to use. However, due to electrochemical corrosion during electrolysis, it is easy to damage the anode, so that the atomizer sheet will corrode during electrolysis and cause the atomizer sheet to rust, thereby contaminating the water in the cup. Therefore, how to solve the problem of rust on the atomizer sheet during water electrolysis is particularly important. Summary of the invention

[0003] The purpose of the present invention is to provide a circuit for preventing an atomizing sheet from rusting and a device with hydrogen enrichment and humidification functions, so as to solve the problem of rusting of the atomizing sheet during water electrolysis of the device.

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a circuit to prevent an atomizer sheet from rusting, comprising an electrolytic unit immersed in water and an atomizer sheet HUMI, wherein the electrolytic unit comprises an anode terminal E+ and a cathode terminal E-, and the atomizer sheet HUMI ​​also comprises two poles, and also comprises a single-chip microcomputer U1 and a power supply battery BAT, wherein the power supply battery BAT supplies power to each component in the circuit that needs power supply, and an atomizer drive circuit that drives the atomizer sheet to atomize is connected between the single-chip microcomputer U1 and the atomizer cup, and the atomizer drive circuit comprises a color ring inductor L2, a transformer T1 and a MOS tube Q2, and one pole of the atomizer sheet HUMI ​​is connected to the atomizer cup through the color ring inductor L2. One end of the primary winding of the transformer T1, and the other end of the primary winding of the transformer T1 is connected to the other pole of the atomizer sheet HUMI ​​and then connected to the analog ground terminal AGND, one end of the secondary winding of the transformer T1 is connected to the D pin of the MOS tube Q2, the G pin of the MOS tube Q2 is connected to the single-chip computer U1, the S pin of the MOS tube Q2 is connected to the analog ground terminal AGND, an electrolysis protection circuit is provided between the anode terminal E+ and the cathode terminal E-, the other end of the secondary winding of the transformer T1 is connected to the positive terminal BAT+ of the power supply battery BAT, and the anode terminal E+ and the positive terminal BAT+ of the power supply battery BAT are both used as anodes during electrolysis.

[0005] Preferably, in order to make the circuit more stable, the electrolytic protection circuit includes a boost chip IC2, a boost inductor L1, a Schottky diode D1, a twenty-second resistor R22, a twenty-first resistor R21, a third capacitor C3, a fourth capacitor C4 and an electrolytic capacitor EC2. The VDD end of the boost chip IC2 is connected to the positive terminal BAT+ of the power supply battery BAT, and the SW pin of the boost chip IC2 is connected to the anode terminal E+ through the Schottky diode D1. The third capacitor C3 is connected in parallel with the electrolytic capacitor EC2 and connected between the anode terminal E+ and the power ground terminal GND of the boost chip IC2. The twenty-second resistor R22 and the twenty-first resistor R21 are connected in series to form a voltage divider circuit connected between the anode terminal E+ and the power ground terminal GND of the boost chip IC2. , and the voltage-dividing ends of the twenty-second resistor R22 and the twenty-first resistor R21 are connected to the FB pin of the boost chip IC2 as a feedback end, and the twenty-third resistor R23 and the twenty-fourth resistor R24 ​​are connected in series between the single-chip computer U1 and the power ground terminal GND of the boost chip IC2, the common end of the twenty-third resistor R23 and the twenty-fourth resistor R24 ​​is connected to the cathode terminal E-, and the cathode terminal E- is also connected to the analog ground terminal AGND, and a fifth capacitor C5 is connected between the common end connected to the single-chip computer U1 and the power ground terminal GND, the fourth capacitor C4 is connected between the BAT+ end and the power ground terminal GND of the boost chip IC2, and the boost inductor L1 is connected between the VDD end of the boost chip IC2 and the sw pin.

[0006] Preferably, in order to make the circuit more stable, a current limiting resistor R16 is connected between the G pin of the MOS tube Q2 and the single-chip computer U1, and a pull-down resistor R17 is connected between the G pin of the MOS tube Q2 and the S pin of the MOS tube Q2.

[0007] Preferably, in order to make the circuit power supply more stable, a boost circuit is also connected to the positive terminal BAT+ of the power supply battery BAT, and the boost circuit includes a charging management chip IC1, and the charging management chip IC1 is connected to a charging current regulating resistor R2 and a fourth resistor R4, a sixth resistor R6 and a fifth resistor R5 which are respectively connected to the pins of the microcontroller U1 and serve as current limiting resistors, and a third resistor R3 as a pull-up resistor is also connected to the common end of the charging management chip IC1 and the fourth resistor R4, and the other end of the third resistor R3 is connected to the VCC pin end of the charging management chip IC1.

[0008] Preferably, USB charging is implemented, and a charging USB socket for charging the power supply battery BAT is also connected to the charging management chip IC1, and an RC filter circuit consisting of a first resistor R1 and a first capacitor C1 is connected to the power supply battery BAT, and the RC filter circuit is used to absorb surge voltage during charging.

[0009] Preferably, in order to facilitate status checking, the single chip microcomputer U1 is also connected to an LED light display unit for indicating the charging status and a control switch S1 for circuit operation.

[0010] The present invention also discloses a device with hydrogen enrichment and humidification integrated, comprising a circuit for preventing the atomizing sheet from rusting and a shell, wherein the circuit for preventing the atomizing sheet from rusting is placed in the shell.

[0011] Furthermore, a soft solar panel and a temperature-sensitive color-changing layer are arranged on the side wall of the shell.

[0012] Furthermore, the thermochromic layer is formed by mixing three-color color-changing powders.

[0013] The beneficial effects of the present invention are as follows: the present structure sets up both E+ and BAT+ as anodes during electrolysis, and then uses transformer T1 and a color ring inductor to boost the voltage to drive the atomizer to work, and uses the transformer to isolate the anode during electrolysis and the electrode of the atomizer, so that there is no current loop between the anode of the device during electrolysis and the electrode of the atomizer, thereby protecting the atomizer from corrosion, and at the same time, E+ uses an electrolysis electrode, which is not easy to corrode, and although the atomizer is immersed in the electrolyte, it is not directly connected to the positive terminal BAT+ of the power supply battery BAT, so when the device uses the electrolysis function, the anode will not produce electrochemical corrosion, thereby causing rust problems. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The circuit diagram of the single chip microcomputer and the LED light display unit in the first embodiment;

[0015] Figure 2 This is a circuit connection diagram between the electrolysis unit, the atomization drive circuit, and the electrolysis protection circuit in this embodiment 1;

[0016] Figure 3 This is a circuit connection diagram between the boost circuit, the power supply battery and the charging USB socket in this embodiment 1;

[0017] Figure 4 This is a schematic diagram of the internal structure of a device with integrated hydrogen enrichment and humidification in Example 1;

[0018] Figure 5 This is a schematic diagram of the structure of a device with integrated hydrogen enrichment and humidification in Example 2.

[0019] In the figure: electrolytic unit 1, atomization drive circuit 2, electrolytic protection circuit 3, housing 4, circuit for preventing atomization sheet from rusting 5, boost circuit 6, LED light display unit 7, RC filter circuit 8, charging USB socket 9. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0021] Embodiment 1:

[0022] Reference Figure 1-4 The present embodiment discloses a circuit for preventing an atomizer sheet from rusting, comprising an electrolytic unit 1 immersed in water and an atomizer sheet HUMI, wherein the electrolytic unit 1 comprises an anode terminal E+ and a cathode terminal E-, and the atomizer sheet HUMI ​​also comprises two poles, and further comprises a single-chip microcomputer U1 and a power supply battery BAT, wherein the power supply battery BAT supplies power to various components in the circuit that require power supply, and an atomizer drive circuit 2 for driving the atomizer sheet to atomize is connected between the single-chip microcomputer U1 and the atomizer cup, wherein the atomizer drive circuit 2 comprises a color ring inductor L2, a transformer T1 and a MOS tube Q2, and one pole of the atomizer sheet HUMI ​​is connected to the transformer T1 through the color ring inductor L2. 1, and the other end of the primary winding of the transformer T1 is connected to the other pole of the atomizer sheet HUMI ​​and then connected to the analog ground terminal AGND, one end of the secondary winding of the transformer T1 is connected to the D pin of the MOS tube Q2, the G pin of the MOS tube Q2 is connected to the single-chip computer U1, and the S pin of the MOS tube Q2 is connected to the analog ground terminal AGND. An electrolysis protection circuit 3 is provided between the anode terminal E+ and the cathode terminal E-, and the other end of the secondary winding of the transformer T1 is connected to the positive terminal BAT+ of the power supply battery BAT, and the anode terminal E+ and the positive terminal BAT+ of the power supply battery BAT are both used as anodes during electrolysis.

[0023] Preferably, in order to make the circuit more stable, the electrolytic protection circuit 3 includes a boost chip IC2, a boost inductor L1, a Schottky diode D1, a twenty-second resistor R22, a twenty-first resistor R21, a third capacitor C3, a fourth capacitor C4 and an electrolytic capacitor EC2. The VDD end of the boost chip IC2 is connected to the positive terminal BAT+ of the power supply battery BAT, and the SW pin of the boost chip IC2 is connected to the anode terminal E+ through the Schottky diode D1. The third capacitor C3 is connected in parallel with the electrolytic capacitor EC2 and connected between the anode terminal E+ and the power ground terminal GND of the boost chip IC2. The twenty-second resistor R22 and the twenty-first resistor R21 are connected in series to form a voltage divider circuit connected between the anode terminal E+ and the power ground terminal GND of the boost chip IC2. The voltage-dividing ends of the twenty-second resistor R22 and the twenty-first resistor R21 are connected to the FB pin of the boost chip IC2 as a feedback end, and the twenty-third resistor R23 and the twenty-fourth resistor R24 ​​are connected in series between the single-chip computer U1 and the power ground terminal GND of the boost chip IC2, the common end of the twenty-third resistor R23 and the twenty-fourth resistor R24 ​​is connected to the cathode terminal E-, and the cathode terminal E- is also connected to the analog ground terminal AGND, and a fifth capacitor C5 is connected between the common end connected to the twenty-third resistor R23 and the single-chip computer U1 and the power ground terminal GND, the fourth capacitor C4 is connected between the BAT+ end and the power ground terminal GND of the boost chip IC2, and the boost inductor L1 is connected between the VDD end of the boost chip IC2 and the sw pin.

[0024] Preferably, in order to make the circuit more stable, a current limiting resistor R16 is connected between the G pin of the MOS tube Q2 and the single-chip computer U1, and a pull-down resistor R17 is connected between the G pin of the MOS tube Q2 and the S pin of the MOS tube Q2.

[0025] Preferably, in order to make the circuit power supply more stable, a boost circuit 6 is also connected to the positive terminal BAT+ of the power supply battery BAT, and the boost circuit 6 includes a charging management chip IC1, and the charging management chip IC1 is connected to a charging current regulating resistor R2 and a fourth resistor R4, a sixth resistor R6 and a fifth resistor R5 which are respectively connected to the pins of the microcontroller U1 and serve as current limiting resistors. A third resistor R3 serving as a pull-up resistor is also connected to the common end of the charging management chip IC1 and the fourth resistor R4, and the other end of the third resistor R3 is connected to the VCC pin end of the charging management chip IC1.

[0026] Preferably, USB charging is realized, and a charging USB socket 9 for charging the power supply battery BAT is also connected to the charging management chip IC1, and an RC filter circuit 8 composed of a first resistor R1 and a first capacitor C1 is connected to the power supply battery BAT, and the RC filter circuit 8 is used to absorb surge voltage during charging.

[0027] Preferably, in order to facilitate status checking, the single chip microcomputer U1 is also connected to an LED light display unit 7 for indicating the charging status and a control switch S1 for circuit operation.

[0028] This embodiment also discloses a device with hydrogen enrichment and humidification integrated, including a circuit 5 for preventing the atomizing sheet from rusting and a housing 4 , wherein the circuit 5 for preventing the atomizing sheet from rusting is placed in the housing 4 .

[0029] The E+ described in this embodiment is a dedicated electrolysis electrode, and the charging USB socket 9USB1 is a USB socket. The first resistor R1 and the first capacitor C1 constitute an RC filter circuit 8 for absorbing surge voltage during charging. The third resistor R3 is a pull-up resistor of the charging enable end, and the charging management chip IC1: for example, the model is TP4056. The second resistor R2 is a charging current regulating resistor, the fourth resistor R4, the fifth resistor R5, and the sixth resistor R6 are all current limiting resistors, which are used to protect the I / O port of the single-chip computer U1. The other ends of the fourth resistor R4, the fifth resistor R5, and the sixth resistor R6 are used to connect the I / O port of the single-chip computer U1. The second capacitor C2 is a filter capacitor. The power supply battery BAT is a rechargeable battery socket for plugging in a rechargeable battery. The model of the single-chip computer U1 can be BJ86HF001, which is used to control charging, buttons, LED lights, electrolyzed water, and atomized water. The LED light display unit 7 is composed of three LED lights, LED1, LED2, and LED3, which are used to indicate the charging status: respectively, charging, full, and low battery reminder. Among them, the tenth resistor R10, the eleventh resistor R11, and the twelfth resistor R12 are current limiting resistors, which are used to adjust the brightness of the three LED1, LED2, and LED3 lights.The control switch S1 is a button used to turn on, turn off, and select the electrolysis and atomization functions; the boost chip IC2 is a boost IC, such as the model AP2005, L1 is a boost inductor, D1 is a Schottky diode, the twenty-first resistor R21 and the twenty-second resistor R22 divide the voltage to form a feedback circuit, C3 is a bypass capacitor used to eliminate the high-frequency signal at the input end of the boost IC, EC2 and C3 are filter capacitors, respectively used to filter out the low-frequency and high-frequency signals after the boost, the boost inductor L1, the Schottky diode D1, the twenty-second resistor R22 , the twenty-first resistor R21, the third capacitor C3, the fourth capacitor C4 and the electrolytic capacitor EC2 together constitute a closed-loop circuit for boosting, the twenty-fourth resistor R24 ​​is a voltage sampling resistor, the twenty-fourth resistor R24, the twenty-third resistor R23, and the fifth capacitor C5 constitute a current detection circuit for overcurrent or short-circuit fault protection during electrolysis, and the frequency tracking function of the atomizer; at the same time, the anode and cathode of the electrolysis unit 1 are immersed in water, HUMI ​​is the two poles of the atomizer also immersed in water, T1 is a step-up transformer, L2 is a color ring inductor and transformer T1 cooperate to boost The voltage reaches the working voltage of the atomizer, where the humidi pin on the transformer T1 is connected to the port of the single-chip microcomputer U1. The single-chip microcomputer U1 enables the PWM function to make the atomizer resonate and then atomize the water. Q2 is a MOS tube, the sixteenth resistor R16 is an electric current limiting resistor, and the seventeenth resistor R17 is a pull-down resistor to protect the MOS tube from false triggering. The atomizer uses the single-chip microcomputer U1 PWM signal to drive the MOS tube, and uses a transformer and a color ring inductor to boost the voltage to drive the atomizer. The transformer can connect the anode during electrolysis and the electrode of the atomizer. Isolation makes the anode of the device and the electrode of the atomizer sheet have no current loop during electrolysis, thereby protecting the atomizer sheet from corrosion. Therefore, this structure sets E+ and BAT+ as anodes during electrolysis, and uses transformer T1 to isolate the anode and the electrode of the atomizer sheet. At the same time, E+ uses a special electrolysis electrode, which is not easy to corrode. Although the atomizer sheet is immersed in the electrolyte, it is not directly connected to the positive terminal BAT+ of the power supply battery BAT. Therefore, when the device uses the electrolysis function, the anode will not produce electrochemical corrosion, thereby causing rust problems.

[0030] Embodiment 2:

[0031] This embodiment discloses a device with hydrogen enrichment and humidification integrated, such as Figure 5 As shown, further, a soft solar panel 10 and a temperature-sensitive color-changing layer 11 are arranged on the side wall of the outer shell. By arranging the soft solar panel 10, the subsequent equipment can be powered by solar energy. At the same time, by arranging the temperature-sensitive color-changing layer 11, different colors can be displayed as the water temperature changes, so that users can check and know the temperature.

[0032] Furthermore, the thermochromic layer 11 is formed by mixing three-color color-changing powders.

[0033] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A circuit for preventing an atomizer sheet from rusting, comprising an electrolytic unit immersed in water and an atomizer sheet HUMI, wherein the electrolytic unit comprises an anode terminal E+ and a cathode terminal E-, and the atomizer sheet HUMI ​​also comprises two electrodes, characterized in that: The anode terminal E+ adopts an electrolytic electrode, and also includes a single-chip microcomputer U1 and a power supply battery BAT. The power supply battery BAT supplies power to various components in the circuit that need power supply. An atomization drive circuit that drives the atomization sheet to atomize is connected between the single-chip microcomputer U1 and the atomization cup. The atomization drive circuit includes a color ring inductor L2, a transformer T1 and a MOS tube Q2. One pole of the atomization sheet HUMI ​​is connected to one end of the primary winding of the transformer T1 through the color ring inductor L2, and the other end of the primary winding of the transformer T1 is connected to the atomization sheet HUMI. After the other pole is connected, it is connected to the analog ground terminal AGND, one end of the secondary winding of the transformer T1 is connected to the D pin of the MOS tube Q2, the G pin of the MOS tube Q2 is connected to the single-chip computer U1, and the S pin of the MOS tube Q2 is connected to the analog ground terminal AGND. An electrolysis protection circuit is provided between the anode terminal E+ and the cathode terminal E-, and the other end of the secondary winding of the transformer T1 is connected to the positive terminal BAT+ of the power supply battery BAT, and the anode terminal E+ and the positive terminal BAT+ of the power supply battery BAT are both used as anodes during electrolysis; The electrolytic protection circuit includes a boost chip IC2, a boost inductor L1, a Schottky diode D1, a twenty-second resistor R22, a twenty-first resistor R21, a third capacitor C3, a fourth capacitor C4 and an electrolytic capacitor EC2. The VDD terminal of the boost chip IC2 is connected to the positive terminal BAT+ of the power supply battery BAT, and the SW pin of the boost chip IC2 is connected to the anode terminal E+ through the Schottky diode D1. The third capacitor C3 is connected in parallel with the electrolytic capacitor EC2 and connected between the anode terminal E+ and the power ground terminal GND of the boost chip IC2. The twenty-second resistor R22 and the twenty-first resistor R21 are connected in series to form a voltage divider circuit connected between the anode terminal E+ and the power ground terminal GND of the boost chip IC2, and the twenty-second resistor R22 and the twenty-first resistor R21 The voltage divider end is connected to the FB pin of the boost chip IC2 as a feedback end, and a twenty-third resistor R23 and a twenty-fourth resistor R24 ​​are connected in series between the single-chip computer U1 and the power ground terminal GND of the boost chip IC2. The common end of the twenty-third resistor R23 and the twenty-fourth resistor R24 ​​is connected to the cathode end E-, and the cathode end E- is also connected to the analog ground terminal AGND. A fifth capacitor C5 is connected between the common end connected to the single-chip computer U1 and the power ground terminal GND, and the fourth capacitor C4 is connected between the BAT+ end and the power ground terminal GND of the boost chip IC2. The boost inductor L1 is connected between the VDD end and the sw pin of the boost chip IC2, and an electric current limiting resistor R16 is connected between the G pin of the MOS tube Q2 and the single-chip computer U1. A pull-down resistor R17 is connected between the G pin of the MOS tube Q2 and the S pin of the MOS tube Q2, and a boost circuit is also connected to the positive terminal BAT+ of the power supply battery BAT. The boost circuit includes a charging management chip IC1, and the charging management chip IC1 is connected with a charging current regulating resistor R2 and a fourth resistor R4, a sixth resistor R6 and a fifth resistor R5 which are respectively connected to the pins of the single-chip computer U1 and serve as current limiting resistors. A third resistor R3 as a pull-up resistor is also connected to the common end of the charging management chip IC1 and the fourth resistor R4, and the other end of the third resistor R3 is connected to the VCC pin end of the charging management chip IC1. A charging USB socket for charging the power supply battery BAT is also connected to the charging management chip IC1, and an RC filter circuit composed of a first resistor R1 and a first capacitor C1 is connected to the power supply battery BAT. The RC filter circuit is used to absorb surge voltage during charging.

2. The circuit for preventing the atomizer sheet from rusting according to claim 1, characterized in that: The single chip microcomputer U1 is also connected to an LED light display unit for indicating the charging status and a control switch S1 for circuit operation.

3. A device with hydrogen enrichment and humidification integrated, characterized in that: It comprises a circuit for preventing an atomizing sheet from rusting as described in any one of claims 1 to 2; and a housing, wherein the circuit for preventing an atomizing sheet from rusting is placed in the housing.

4. The device with hydrogen enrichment and humidification function as claimed in claim 3, characterized in that: A soft solar panel and a temperature-sensitive color-changing layer are arranged on the side wall of the outer shell.

5. The device with hydrogen enrichment and humidification function as claimed in claim 4, characterized in that: The thermochromic layer is formed by mixing three-color color-changing powders.

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