A control circuit for electrolytic washing machine

Abstract

The utility model provides a control circuit of an electrolytic washing machine, comprising a display interface unit, a main control unit, a water electrolysis unit and a load unit, wherein the main control unit is connected to the display interface unit, the water electrolysis unit and the load unit respectively, wherein the load unit comprises a load driving module and a load module, wherein the load driving module is connected to the main control unit and the load module respectively, and wherein the load module comprises a valve submodule and a water pump submodule connected to each other, wherein the valve submodule and the water pump submodule are both connected to the load driving module; the beneficial effects of the utility model are as follows: the water electrolysis unit in the utility model can electrolyze water in the washing machine, and active oxygen and hypochlorous acid will be generated after the water is electrolyzed, wherein the active oxygen can decompose organic dirt on clothes into water and carbon dioxide, and the hypochlorous acid has a sterilization effect, and can prevent bacteria and dust mites from adhering to clothes, and can greatly improve the effect of washing clothes.

Description

Technical Field

[0001] The utility model relates to the technical field of washing machines, in particular to a control circuit of an electrolytic washing machine. Background Art

[0002] A washing machine is a machine for washing clothes. A washing machine is a cleaning appliance that uses electrical energy to generate mechanical action to wash clothes. According to its rated washing capacity, it is divided into two categories: household and collective. Most of the existing washing machines use household tap water to wash clothes, and there is no electrolytic water device inside, so the effect of washing clothes is not good. In addition, the existing washing machines are driven by a motor to rotate the drum to achieve the purpose of washing clothes. When washing clothes, both the drum washing machine and the pulsator washing machine use a stainless steel inner drum, which will produce friction with the clothes, thereby causing wear and damage to the clothes. Utility Model Content

[0003] In view of the above-mentioned shortcomings of the prior art, the purpose of the present invention is to provide a control circuit for an electrolytic washing machine, which is used to solve the problems in the prior art that the clothes washing effect is poor and the clothes are worn and damaged.

[0004] In order to achieve the above purpose and other related purposes, the utility model provides the following technical solutions:

[0005] A control circuit for an electrolytic washing machine includes a display interface unit, a main control unit, a water electrolysis unit and a load unit, wherein the main control unit is connected to the display interface unit, the water electrolysis unit and the load unit respectively, wherein the load unit includes a load drive module and a load module, wherein the load drive module is connected to the main control unit and the load module respectively, wherein the load module includes a valve submodule and a water pump submodule connected to each other, wherein the valve submodule and the water pump submodule are both connected to the load drive module, and the water pump submodule includes a first switch relay for controlling a first water pump and a second switch relay for controlling a second water pump.

[0006] In one embodiment of the utility model, it also includes a water temperature detection unit, an air outlet detection unit, a fan unit, a water level detection unit and a power supply unit for providing power to each unit. The main control unit is respectively connected to the water temperature detection unit, the air outlet detection unit, the fan unit and the water level detection unit. The load module also includes a reminder submodule, and the load driving module is also connected to the reminder submodule.

[0007] In one embodiment of the utility model, the main control unit includes a main control chip, two control ends of the main control chip are connected to the display interface unit, two control ends of the main control chip are connected to the water electrolysis unit, seven control ends of the main control chip are connected to the load unit, the control end of the main control chip is connected to the water temperature detection unit, the control end of the main control chip is connected to the air outlet detection unit, the control end of the main control chip is connected to the fan unit, and the control end of the main control chip is connected to the water level detection unit.

[0008] In one embodiment of the utility model, the display interface unit includes a first connector, a twenty-second resistor and an eleventh resistor, and the second pin and the third pin of the first connector are connected to the main control unit through the twenty-second resistor and the eleventh resistor respectively; the water electrolysis unit includes a first capacitor, a first transistor and a twelfth resistor, the positive electrode of the first capacitor is connected to the main control unit, and the base of the first transistor is connected to the main control unit through the twelfth resistor.

[0009] In one embodiment of the present invention, the load driving module includes a load driving chip, seven control terminals of the load driving chip are connected to the main control unit, and six control terminals of the load driving chip are connected to the load module.

[0010] In one embodiment of the utility model, the valve submodule includes a third switch relay for controlling a drain valve and a fourth switch relay for controlling a water inlet valve, the second pin of the third switch relay is connected to the water pump submodule, the fourth pin of the third switch relay is connected to the load drive module, and the fourth pin of the fourth switch relay is connected to the load drive module; the second pins of the first switch relay and the second switch relay are both connected to the valve submodule, the fourth pin of the first switch relay is connected to the load drive module, and the fourth pin of the second switch relay is connected to the load drive module; the reminder submodule includes a buzzer, and one end of the buzzer is connected to the load drive module.

[0011] In one embodiment of the utility model, the water temperature detection unit includes a fifth connector and an eighth resistor, and the first pin of the fifth connector is connected to the main control unit through the eighth resistor; the air outlet detection unit includes a sixth connector and a ninth resistor, and the first pin of the sixth connector is connected to the main control unit through the ninth resistor.

[0012] In one embodiment of the utility model, the fan unit includes a fourth transistor and a ninety-sixth resistor, and the base of the fourth transistor is connected to the main control unit through the ninety-sixth resistor; the water level detection unit includes a water level detection control chip and a twenty-fourth resistor, and the sixth pin of the water level detection control chip is connected to the main control unit through the twenty-fourth resistor.

[0013] As described above, the control circuit of the electrolytic washing machine of the utility model has the following beneficial effects:

[0014] The water electrolysis unit in the utility model can electrolyze the water in the washing machine. After the water is electrolyzed, active oxygen and hypochlorous acid will be generated. The active oxygen can decompose the organic dirt on the clothes into water and carbon dioxide, while the hypochlorous acid has a sterilization effect, which can prevent bacteria and dust mites from adhering to the clothes, and can greatly improve the effect of washing clothes. The utility model can drive the water in the washing machine to rotate through the first water pump and the second water pump, so that the clothes can be washed, avoiding the friction between the inner drum and the clothes, which will cause wear and damage to the clothes. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 Shown is the overall structural block diagram disclosed in the embodiment of the utility model;

[0016] Figure 2 The display is a schematic diagram of the main control unit circuit disclosed in the embodiment of the utility model;

[0017] Figure 3 The display is a schematic diagram of the circuit of the display interface unit disclosed in the embodiment of the utility model;

[0018] Figure 4 Shown is a schematic diagram of the water electrolysis unit circuit disclosed in the embodiment of the utility model;

[0019] Figure 5 Shown is a circuit schematic diagram of a load driving module disclosed in an embodiment of the utility model;

[0020] Figure 6 Shown is a circuit schematic diagram of a valve submodule and a water pump submodule disclosed in an embodiment of the utility model;

[0021] Figure 7 Shown is a schematic diagram of the circuit of the reminder submodule disclosed in the embodiment of the utility model;

[0022] Figure 8 Shown is a circuit schematic diagram of a water temperature detection unit disclosed in an embodiment of the utility model;

[0023] Fig. 9 Shown is a circuit schematic diagram of an air outlet detection unit disclosed in an embodiment of the utility model;

[0024] Fig.10 Shown is a schematic diagram of the fan unit circuit disclosed in the embodiment of the utility model;

[0025] Fig.11 Shown is a circuit schematic diagram of a water level detection unit disclosed in an embodiment of the utility model;

[0026] Fig.12 Shown is a schematic diagram of a power supply unit circuit disclosed in an embodiment of the present utility model. DETAILED DESCRIPTION

[0027] The following describes the implementation of the present invention through specific examples, and those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. It should be noted that the following embodiments and features in the embodiments can be combined with each other without conflict.

[0028] See also Figure 1 The utility model provides a control circuit of an electrolytic washing machine, including a main control unit, a display interface unit, a water electrolysis unit and a load unit, and also includes a water temperature detection unit, an air outlet detection unit, a fan unit, a water level detection unit and a power supply unit for providing power to each unit.

[0029] See also Figure 2 The main control unit includes a main control chip and other components. In this embodiment, the model of the main control chip is APT32F1023. The main control chip U1 is selected as an example for explanation below.

[0030] The fifteenth pin and the sixteenth pin of the main control chip U1 are two of the control ends, and the fifteenth pin and the sixteenth pin of the main control chip U1 are both connected to the display interface unit, the seventeenth pin and the twentieth pin of the main control chip U1 are two of the control ends, and the seventeenth pin and the twentieth pin of the main control chip U1 are both connected to the water electrolysis unit, the fifth pin to the ninth pin, the twelfth pin and the nineteenth pin of the main control chip U1 are seven of the control ends, and the fifth pin to the ninth pin, the twelfth pin and the nineteenth pin of the main control chip U1 are all connected to the load unit.

[0031] The fourteenth pin of the main control chip U1 is one of the control ends, the fourteenth pin of the main control chip U1 is connected to the water temperature detection unit, the thirteenth pin of the main control chip U1 is one of the control ends, the thirteenth pin of the main control chip U1 is connected to the air outlet detection unit, the eighteenth pin of the main control chip U1 is one of the control ends, the eighteenth pin of the main control chip U1 is connected to the fan unit, the fourth pin of the main control chip U1 is one of the control ends, and the fourth pin of the main control chip U1 is connected to the water level detection unit, wherein the main control unit can control the display interface unit, the water electrolysis unit, the load unit, the water temperature detection unit, the air outlet detection unit, the fan unit and the water level detection unit.

[0032] See also Figure 3 and Figure 4 The display interface unit includes a first connector and other components, and the water electrolysis unit includes a first capacitor, a first transistor, a second transistor, a first field effect transistor, a second connector and other components. In this embodiment, the models of the first transistor and the second transistor are both SS8050, and the model of the first field effect transistor is NCE6050KA. The first connector CN1, the first capacitor C1, the first transistor Q4, the second transistor Q1, the first field effect transistor Q3 and the second connector CN3 are taken as examples for explanation.

[0033] The first pin of the first connector CN1 is connected to the first voltage source, the second pin and the third pin of the first connector CN1 are connected to the main control unit through the twenty-second resistor R22 and the eleventh resistor R11 respectively, and the fourth pin of the first connector CN1 is grounded.

[0034] The positive electrode of the first capacitor C1 is connected to the main control unit, the negative electrode of the first capacitor C1 is grounded, the base of the first transistor Q4 is connected to the main control unit through the twelfth resistor R12, the collector of the first transistor Q4 is connected to the base of the second transistor Q1 through the fourteenth resistor R14, the collector of the second transistor Q1 is connected to the gate of the first field effect transistor Q3 through the ninety-fifth resistor R95, the drain of the first field effect transistor Q3 is connected to the positive electrode of the first diode D1, the positive electrode of the first diode D1 is also connected to the first pin of the second connector CN3, and the The cathode of a diode D1 is connected to the third pin of the second connector CN3. The main control unit cooperates with the NTC to monitor the temperature of the first transistor Q4 and the second transistor Q1 in real time, thereby preventing abnormal electrolysis of water and avoiding the occurrence of safety accidents. The water electrolysis unit can electrolyze the water in the washing machine. After the water is electrolyzed, active oxygen and hypochlorous acid will be generated. The active oxygen can decompose organic dirt on clothes into water and carbon dioxide, while hypochlorous acid has a sterilization effect, which can prevent bacteria and dust mites from attaching to clothes, and can greatly improve the effect of clothing washing.

[0035] See also Figure 1The load unit includes a load driving module and a load module. The load module includes a valve submodule and a water pump submodule connected to each other. The load module also includes a reminder submodule and other peripheral circuits.

[0036] See also Figure 5 The load driving module includes a load driving chip. The load driving chip IC1 is selected as an example for explanation below.

[0037] The first to seventh pins of the load driving chip IC1 are seven control terminals, and the first to seventh pins of the load driving chip IC1 are all connected to the main control unit. The tenth to sixteenth pins of the load driving chip IC1 are six control terminals, and the tenth to sixteenth pins of the load driving chip IC1 are all connected to the load module, wherein the load driving module can control the opening and closing of the valve, thereby controlling the speed of water flowing in and out, and the load driving module can also control the first water pump and the second water pump.

[0038] See also Figure 6 and Figure 7 The valve submodule includes a third switch relay for controlling the drain valve, a fourth switch relay for controlling the water inlet valve, a third connector and other components. The water pump submodule includes a first switch relay for controlling the first water pump, a second switch relay for controlling the second water pump, a fourth connector and other components. The reminder submodule includes a buzzer and other components. The third switch relay K1, the fourth switch relay K2, the third connector CN19, the first switch relay K3, the second switch relay K4, the fourth connector CN18 and the buzzer BZ1 are selected as examples for explanation.

[0039] The first pin of the third switch relay K1 and the second pin of the fourth switch relay K2 are respectively connected to the first pin and the second pin of the third connector CN19, the second pin of the third switch relay K1 is connected to the water pump submodule, the third pin and the fourth pin of the third switch relay K1 are respectively connected to the cathode and the anode of the third diode D3, the fourth pin of the third switch relay K1 is connected to the load driving module, the third pin and the fourth pin of the fourth switch relay K2 are respectively connected to the cathode and the anode of the fourth diode D4, the fourth pin of the fourth switch relay K2 is connected to the load driving module, wherein the third connector CN19 is also connected to the drain valve and the water inlet valve.

[0040] The first pins of the first switch relay K3 and the second switch relay K4 are connected to the first pin and the second pin of the fourth connector CN18 respectively, the first pin of the first switch relay K3 is connected to the positive electrode of the forty-ninth capacitor C49, the negative electrode of the forty-ninth capacitor C49 is connected to the second pin of the first switch relay K3 through the seventy-ninth resistor R79, the first pin of the second switch relay K4 is connected to the positive electrode of the fiftieth capacitor C50, the negative electrode of the fiftieth capacitor C50 is connected to the second pin of the second switch relay K4 through the eighty-second resistor R82, and the second pins of the first switch relay K3 and the second switch relay K4 are connected to the positive electrode of the fiftieth capacitor C50. The pins are all connected to the valve submodule, the third pin and the fourth pin of the first switch relay K3 are respectively connected to the cathode and anode of the fifth diode D5, the fourth pin of the first switch relay K3 is connected to the load driving module, the third pin and the fourth pin of the second switch relay K4 are respectively connected to the cathode and anode of the ninth diode D9, the fourth pin of the second switch relay K4 is connected to the load driving module, wherein the fourth connector CN18 is also connected to the first water pump and the second water pump. This technology uses a relay to control strong electricity, and cooperates with the RC absorption water pump to generate reverse voltage to control the first water pump and the second water pump to wash clothes.

[0041] One end of the buzzer BZ1 is connected to the second voltage source, two ends of the buzzer BZ1 are connected to two ends of the thirty-second resistor R32, and the other end of the buzzer BZ1 is connected to the load driving module, wherein the buzzer BZ1 reminds the user by making a buzzing sound.

[0042] See also Figure 8 and Fig. 9 The water temperature detection unit includes a fifth connector, a third capacitor and other components, and the air outlet detection unit includes a sixth connector, a fourth capacitor and other components. The fifth connector CN6, the third capacitor C3, the sixth connector CN7 and the fourth capacitor C4 are selected as examples for explanation.

[0043] The first pin of the fifth connector CN6 is connected to the third voltage source through the sixteenth resistor R16, the first pin of the fifth connector CN6 is connected to the main control unit through the eighth resistor R8, the first pin of the fifth connector CN6 is also connected to the positive electrode of the third capacitor through the eighth resistor R8, the second pin of the fifth connector CN6 and the negative electrode of the third capacitor C3 are both grounded, wherein the fifth connector CN6 is also connected to the temperature sensor, which can detect the temperature of water in the washing machine.

[0044] The first pin of the sixth connector CN7 is connected to the fourth voltage source through the seventeenth resistor R17, the first pin of the sixth connector CN7 is connected to the main control unit through the ninth resistor R9, the first pin of the sixth connector CN7 is also connected to the positive electrode of the fourth capacitor C4 through the ninth resistor R9, the second pin of the sixth connector CN7 and the negative electrode of the fourth capacitor C4 are both grounded, wherein the air outlet detection unit adopts AD detection technology, which can determine the air outlet temperature in real time, thereby detecting the moisture content of the clothing.

[0045] See also Fig.10 and Fig.11 The fan unit includes a second field effect transistor, a third transistor, a fourth transistor and a seventh connector, and the water level detection unit includes a water level detection control chip, an eighth connector and other components. The following takes the second field effect transistor Q2, the third transistor Q100, the fourth transistor Q99 and the seventh connector CN4, the water level detection control chip IC5 and the eighth connector CN2 as examples for explanation.

[0046] The gate of the second field effect transistor Q2 is connected to the collector of the third transistor Q100 through the thirteenth resistor R13, the source of the second field effect transistor Q2 is respectively connected to the first pin of the seventh connector CN4 and the positive electrode of the second diode D2, the third pin of the seventh connector CN4 and the negative electrode of the second diode D2 are connected to the fifth voltage source, the base of the third transistor Q100 is connected to the collector of the fourth transistor Q99 through the ninety-eighth resistor R98, the base of the fourth transistor Q99 is connected to the main control unit through the ninety-sixth resistor R96, wherein the seventh connector CN4 is also connected to a fan, which is used to dry the clothes to be washed.

[0047] The first pin of the water level detection control chip IC5 is respectively connected to the positive pole of the tenth capacitor C10 and the sixteenth capacitor C16, the negative pole of the tenth capacitor C10 is grounded, the sixteenth capacitor C16 is connected to the first pin of the eighth connector CN2 through the twenty-first resistor R21, the second pin and the third pin of the water level detection control chip IC5 are both connected to the positive pole of the sixteenth capacitor C16 through the tenth resistor R10, the fourth pin and the fifth pin of the water level detection control chip IC5 are both connected to the first pin of the eighth connector CN2 through the twenty-third resistor R23, the sixth pin of the water level detection control chip IC5 is respectively connected to the main control unit and the positive pole of the ninth capacitor C9 through the twenty-fourth resistor R24, the negative pole of the ninth capacitor C9 and the second pin of the eighth connector CN2 are both grounded, wherein the eighth connector CN2 is also connected to the water level sensor, the water level sensor is installed in the washing machine, and the water level sensor can detect the water level in the washing machine.

[0048] The water electrolysis unit in the utility model can electrolyze the water in the washing machine. After the water is electrolyzed, active oxygen and hypochlorous acid will be generated. The active oxygen can decompose the organic dirt on the clothes into water and carbon dioxide, while the hypochlorous acid has a sterilization effect, which can prevent bacteria and dust mites from adhering to the clothes, and can greatly improve the effect of washing clothes. The utility model can drive the water in the washing machine to rotate through the first water pump and the second water pump, so that the clothes can be washed, avoiding the friction between the inner drum and the clothes, which will cause wear and damage to the clothes.

[0049] The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. All equivalent modifications or changes made by those skilled in the art without departing from the spirit and technical ideas disclosed in the present invention shall still be covered by the claims of the present invention.

Claims

1. A control circuit for an electrolytic washing machine, comprising a display interface unit, characterized in that: It also includes a main control unit, a water electrolysis unit and a load unit, wherein the main control unit is connected to the display interface unit, the water electrolysis unit and the load unit respectively, wherein the load unit includes a load driving module and a load module, wherein the load driving module is connected to the main control unit and the load module respectively, wherein the load module includes a valve submodule and a water pump submodule connected to each other, wherein the valve submodule and the water pump submodule are both connected to the load driving module, and the water pump submodule includes a first switch relay for controlling a first water pump and a second switch relay for controlling a second water pump.

2. The control circuit of an electrolytic washing machine according to claim 1, characterized in that: It also includes a water temperature detection unit, an air vent detection unit, a fan unit, a water level detection unit and a power supply unit for providing power to each unit. The main control unit is respectively connected to the water temperature detection unit, the air vent detection unit, the fan unit and the water level detection unit. The load module also includes a reminder submodule, and the load driving module is also connected to the reminder submodule.

3. The control circuit of the electrolytic washing machine according to claim 2, characterized in that: The main control unit includes a main control chip, two control ends of the main control chip are connected to the display interface unit, two control ends of the main control chip are connected to the water electrolysis unit, seven control ends of the main control chip are connected to the load unit, the control end of the main control chip is connected to the water temperature detection unit, the control end of the main control chip is connected to the air outlet detection unit, the control end of the main control chip is connected to the fan unit, and the control end of the main control chip is connected to the water level detection unit.

4. The control circuit of the electrolytic washing machine according to claim 1, characterized in that: The display interface unit includes a first connector, a twenty-second resistor and an eleventh resistor, and the second pin and the third pin of the first connector are connected to the main control unit through the twenty-second resistor and the eleventh resistor respectively; the water electrolysis unit includes a first capacitor, a first transistor and a twelfth resistor, the positive electrode of the first capacitor is connected to the main control unit, and the base of the first transistor is connected to the main control unit through the twelfth resistor.

5. The control circuit of the electrolytic washing machine according to claim 1, characterized in that: The load driving module comprises a load driving chip, seven control terminals of which are connected to the main control unit, and six control terminals of which are connected to the load module.

6. The control circuit of the electrolytic washing machine according to claim 2, characterized in that: The valve submodule includes a third switch relay for controlling the drain valve and a fourth switch relay for controlling the water inlet valve, the second pin of the third switch relay is connected to the water pump submodule, the fourth pin of the third switch relay is connected to the load drive module, and the fourth pin of the fourth switch relay is connected to the load drive module; the second pins of the first switch relay and the second switch relay are both connected to the valve submodule, the fourth pin of the first switch relay is connected to the load drive module, and the fourth pin of the second switch relay is connected to the load drive module; the reminder submodule includes a buzzer, one end of which is connected to the load drive module.

7. The control circuit of the electrolytic washing machine according to claim 2, characterized in that: The water temperature detection unit includes a fifth connector and an eighth resistor, and the first pin of the fifth connector is connected to the main control unit through the eighth resistor; the air outlet detection unit includes a sixth connector and a ninth resistor, and the first pin of the sixth connector is connected to the main control unit through the ninth resistor.

8. The control circuit of the electrolytic washing machine according to claim 2, characterized in that: The fan unit includes a fourth transistor and a ninety-sixth resistor, and the base of the fourth transistor is connected to the main control unit through the ninety-sixth resistor; the water level detection unit includes a water level detection control chip and a twenty-fourth resistor, and the sixth pin of the water level detection control chip is connected to the main control unit through the twenty-fourth resistor.

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