Electrochemical water treatment device and dish washing machine

Abstract

The electrochemical water treatment device comprises an electrochemical reaction module and a valve control module, an alkaline output end is in butt joint with a first input end and a second input end respectively, and an acidic output end is in butt joint with a third input end and a fourth input end respectively. The valve control module at least has a first working state and a second working state and can be switched between the first working state and the second working state, in the first working state, the first input end and the first output end are communicated, the second input end and the second output end are disconnected, and the third input end and the first output end are disconnected; in the first working state, the fourth input end is communicated with the second output end, and in the second working state, the first input end and the first output end are disconnected, the second input end and the second output end are communicated, the third input end and the first output end are communicated, and the fourth input end and the second output end are disconnected; according to the design, the residual disinfection liquid is treated to a great extent, the risk of environmental pollution is reduced, and the use is safe and reliable.

Description

Technical Field

[0001] The utility model relates to the technical field of kitchen and bathroom equipment, in particular to an electrochemical water treatment device and a dishwasher. Background Art

[0002] To improve dishwashing quality, existing dishwasher manufacturers typically add disinfectant to the dishwashing water and then simply spray the disinfectant on the dishes, resulting in poor cleaning results. Later, some manufacturers adopted electrochemical devices to treat the diluted disinfectant, creating an acidic and alkaline solution. One of the acidic and alkaline solutions is first used to soften dirt on the dishes, and the remaining acidic or alkaline solution is then used to neutralize the remaining liquid on the dishes, optimizing cleaning results.

[0003] Acidic and alkaline liquids usually need to be provided to different spray components respectively. After washing dishes, there will be residual acid and alkaline liquids on the spray components, and accidental leakage will pollute the environment. Utility Model Content

[0004] The present invention aims to solve at least one of the technical problems existing in the prior art. To this end, the present invention provides an electrochemical water treatment device and a dishwasher, which can largely treat residual disinfectant liquid, reduce the risk of environmental pollution, and be safe and reliable to use.

[0005] According to an electrochemical water treatment device according to an embodiment of the first aspect of the present invention, the device comprises: an electrochemical reaction module, comprising an inlet end, an acidic output end and an alkaline output end, the inlet end being used to input reaction raw materials, the electrochemical reaction module being capable of decomposing the reaction raw materials to form acidic liquid and alkaline liquid, the acidic output end outputting acidic liquid, and the alkaline output end outputting alkaline liquid; a valve control module, comprising a first input end, a second input end, a third input end, a fourth input end, a first output end and a second output end, the alkaline output end being connected to the first input end and the second input end respectively, the acidic output end being connected to the third input end and the fourth input end respectively The four input terminals are connected, and the valve control module has at least a first working state and a second working state and can switch between the first working state and the second working state. In the first working state, the first input terminal is connected to the first output terminal, the second input terminal is disconnected from the second output terminal, the third input terminal is disconnected from the first output terminal, and the fourth input terminal is connected to the second output terminal. In the second working state, the first input terminal is disconnected from the first output terminal, the second input terminal is connected to the second output terminal, the third input terminal is connected to the first output terminal, and the fourth input terminal is disconnected from the second output terminal.

[0006] An electrochemical water treatment device according to an embodiment of the present invention has at least the following beneficial effects:

[0007] The utility model discloses an electrochemical water treatment device. The electrochemical reaction module can decompose the reaction raw materials to form acidic liquid and alkaline liquid. The acidic output end outputs acidic liquid, and the alkaline output end outputs alkaline liquid to supply a dishwasher or other kitchen and bathroom equipment. Under normal cleaning conditions, the valve control module can be in a first working state, in which the first input end is connected to the first output end, the second input end and the second output end are disconnected, the third input end and the first output end are disconnected, and the fourth input end and the second output end are connected. The acidic liquid is output from the first output end, and the alkaline liquid is output from the second output end. After use, the valve control module briefly switches to a second working state, in which the first input end and the first output end are disconnected, the second input end and the second output end are connected, the third input end and the first output end are connected, the fourth input end and the second output end are disconnected, the acidic liquid is output from the second output end, and the alkaline liquid is output from the first output end. The acidic liquid can neutralize and clean the residual alkaline liquid. Similarly, the alkaline liquid can also neutralize and clean the residual acidic liquid. This design can largely treat the residual disinfectant liquid, reduce the risk of environmental pollution, and is safe and reliable to use.

[0008] According to some embodiments of the present invention, the electrochemical reaction module includes a shell, a first conductive rod, a second conductive rod and a separation membrane, a reaction chamber is provided in the shell, the separation membrane is provided in the shell and divides the reaction chamber into a first chamber and a second chamber, the first conductive rod is provided in the shell and is located in the first chamber, the second conductive rod is provided in the shell and is located in the second chamber, the feed end and the acidic output end are connected to the first chamber, and the alkaline output end is connected to the second chamber.

[0009] According to some embodiments of the present invention, the shell is further provided with a first exhaust port communicating with the first chamber and a second exhaust port communicating with the second chamber.

[0010] According to some embodiments of the present invention, the valve control module includes a first switch valve, a second switch valve, a third switch valve, and a fourth switch valve. The first input end is connected to the first output end through the first switch valve, the second input end is connected to the second output end through the second switch valve, the third input end is connected to the first output end through the third switch valve, and the fourth input end is connected to the second output end through the fourth switch valve.

[0011] According to some embodiments of the present invention, the electrochemical water treatment device also includes a control module and a manipulation module, wherein the manipulation module is used to form a manipulation signal, and the control module is respectively connected to the valve control module and the manipulation module to control the valve control module to switch between the first working state and the second working state according to the manipulation signal.

[0012] According to some embodiments of the present invention, the electrochemical water treatment device also includes a recovery module, which includes a recovery box and a drain switch valve. A mixing liquid chamber is provided in the recovery box. The recovery box includes a first recovery port, a second recovery port and a drain port connected to the mixing liquid chamber, and the drain port is connected to the drain switch valve.

[0013] According to some embodiments of the present invention, the electrochemical water treatment device also includes a soft water treatment module and a material storage module, the material storage module is used to store materials, the soft water outlet of the soft water treatment module is connected to the discharge port of the material storage module so that the soft water and the material are mixed to form reaction raw materials, and the feed end is connected to the soft water outlet of the soft water treatment module and the discharge port of the material storage module.

[0014] According to some embodiments of the present invention, the electrochemical water treatment device also includes a flow detection component, a feeding pump and an input switch valve. The discharge port of the storage module is connected to the head end of the feeding pump, and the soft water outlet of the soft water treatment module is connected to the tail end of the feeding pump and the head end of the input switch valve through pipes. The tail end of the input switch valve is connected to the feed end, and the flow detection component is arranged on the pipe to detect the soft water flow.

[0015] The dishwasher according to the second embodiment of the present invention includes the electrochemical water treatment device disclosed in any one of the above embodiments.

[0016] The dishwasher according to the embodiment of the present invention has at least the following beneficial effects:

[0017] The dishwasher of the utility model applies the electrochemical water treatment device disclosed in any of the above embodiments, which can treat the residual disinfectant liquid to a large extent, reduce the risk of environmental pollution, and is safe and reliable to use.

[0018] According to some embodiments of the present invention, the dishwasher includes a rinsing module and a main wash module, the first output end is connected to the main wash module, and the second output end is connected to the rinsing module.

[0019] Additional aspects and advantages of the present invention will be given in part in the following description and will become apparent from the following description or learned through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The above and / or additional aspects and advantages of the present invention will become apparent and readily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0021] Figure 1 This is a principle structural block diagram of one embodiment of the dishwasher of the present utility model;

[0022] Figure 2 This is a schematic diagram of the internal structure of one embodiment of the electrochemical reaction module of the present invention;

[0023] Figure 3 This is a control principle diagram of one embodiment of the electrochemical reaction module of the present invention.

[0024] Reference numerals:

[0025] Electrochemical reaction module 100; housing 110; first conductive rod 120; second conductive rod 130; separation membrane 140; reaction chamber 150; first chamber 151; second chamber 152; feed end 160; acid output end 170; alkaline output end 180; first exhaust port 191; second exhaust port 192; valve control module 200; first on-off valve 210; second on-off valve 220; third on-off valve 230; fourth on-off valve 240; control module 300; manipulation module 400; recovery module 500; recovery box 510; drain on-off valve 520; soft water treatment module 610; storage module 620; flow detection element 630; feeding pump 640; input on-off valve 650; rinsing module 710; main wash module 720. DETAILED DESCRIPTION

[0026] The following describes embodiments of the present invention in detail. Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended only to explain the present invention and are not to be construed as limiting the present invention.

[0027] In the description of the present invention, it should be understood that descriptions involving orientation, such as the orientations or positional relationships indicated by terms such as "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", and "outside", are based on the orientations or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, they cannot be understood as limitations on the present invention.

[0028] In the description of this utility model, "several" means one or more, "many" means more than two, "greater than," "less than," and "exceed" are understood to exclude the number itself, while "above," "below," and "within" are understood to include the number itself. The use of "first" and "second" in the description is solely for the purpose of distinguishing technical features and is not to be construed as indicating or implying relative importance, implicitly specifying the number of the indicated technical features, or implicitly specifying the order of the indicated technical features.

[0029] In the description of this utility model, it should be noted that, unless otherwise specified or limited, the terms "installed," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; they can refer to mechanical connections or electrical connections; they can refer to direct connections or indirect connections through an intermediate medium; and they can refer to internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0030] like Figure 1 、 Figure 2 、 Figure 3 As shown, an electrochemical water treatment device according to an embodiment of the first aspect of the present invention includes an electrochemical reaction module 100 and a valve control module 200, the electrochemical reaction module 100 includes a feed end 160, an acidic output end 170 and an alkaline output end 180, the feed end 160 is used to input reaction raw materials, the electrochemical reaction module 100 can decompose the reaction raw materials to form acidic liquid and alkaline liquid, the acidic output end 170 outputs acidic liquid, the alkaline output end 180 outputs alkaline liquid, the valve control module 200 includes a first input end, a second input end, a third input end, a fourth input end, a first output end and a second output end, the alkaline output end 180 is respectively connected to the first input end and the second input end The acid output end 170 is connected to the third input end and the fourth input end respectively. The valve control module 200 has at least a first working state and a second working state and can switch between the first working state and the second working state. In the first working state, the first input end and the first output end are connected, the second input end and the second output end are disconnected, the third input end and the first output end are disconnected, and the fourth input end and the second output end are connected. In the second working state, the first input end and the first output end are disconnected, the second input end and the second output end are connected, the third input end and the first output end are connected, and the fourth input end and the second output end are disconnected.

[0031] The electrochemical reaction module 100 may process the reaction raw materials by electrolysis, photocatalytic decomposition, thermal decomposition, chemical catalytic decomposition, etc.

[0032] In the electrochemical water treatment device of the present invention, the electrochemical reaction module 100 can decompose the reaction raw materials to form acidic liquid and alkaline liquid, the acid output end 170 outputs acidic liquid, and the alkaline output end 180 outputs alkaline liquid to supply the dishwasher or other kitchen and bathroom equipment. Under normal cleaning conditions, the valve control module 200 can be in a first working state, the first input end and the first output end are connected, the second input end and the second output end are disconnected, the third input end and the first output end are disconnected, the fourth input end and the second output end are connected, the acidic liquid is output from the first output end, and the alkaline liquid is output from the second output end. After use, the valve control module 200 is briefly switched to the second working state, the first input end and the first output end are disconnected. The second input end and the second output end are connected, the third input end and the first output end are connected, the fourth input end and the second output end are disconnected, the acidic liquid is output from the second output end, and the alkaline liquid is output from the first output end. The acidic liquid can neutralize and clean the residual alkaline liquid. Similarly, the alkaline liquid can also neutralize and clean the residual acidic liquid. It can be understood that the valve control module 200 will only briefly switch to the second working state, so that a small amount of alkaline liquid is output from the first output end and a small amount of acidic liquid is output from the second output end, thereby neutralizing the residual acidic liquid or alkaline liquid and neutralizing the acidity and alkalinity of the residual liquid as much as possible. This design processes the residual disinfectant liquid to a greater extent, reduces the risk of environmental pollution, and is safe and reliable to use.

[0033] In some embodiments of the present invention, Figure 2 As shown, the electrochemical reaction module 100 includes a shell 110, a first conductive rod 120, a second conductive rod 130 and a separation membrane 140. A reaction chamber 150 is provided in the shell 110. The separation membrane 140 is provided in the shell 110 and divides the reaction chamber 150 into a first chamber 151 and a second chamber 152. The first conductive rod 120 is provided in the shell 110 and is located in the first chamber 151. The second conductive rod 130 is provided in the shell 110 and is located in the second chamber 152. The feed end 160 and the acid output end 170 are connected to the first chamber 151, and the alkaline output end 180 is connected to the second chamber 152.

[0034] The separation membrane 140 can be selected according to the different reaction raw materials. For example, the reaction raw materials can be a mixed solution of sodium chloride and water, and the separation membrane 140 can be a chlor-alkali ion membrane. The first conductive rod 120 can be applied with a positive voltage to serve as the positive electrode, and the second conductive rod 130 can be applied with a negative voltage to serve as the negative electrode. Nanopores are provided on the separation membrane 140, and sodium ions and water can pass through the separation membrane 140 to enter the second chamber 152 from the first chamber 151. The second chamber 152 forms a sodium hydroxide alkaline liquid which is output from the alkaline output end 180, while the first chamber 151 forms a hypochlorous acid solution which is output from the acidic output end 170.

[0035] In some embodiments of the present invention, gas may be generated during the electrical reaction, such as Figure 2 As shown, the housing 110 is further provided with a first exhaust port 191 communicating with the first chamber 151 and a second exhaust port 192 communicating with the second chamber 152 .

[0036] The first exhaust port 191 is located at the top of the first chamber 151, and the second exhaust port 192 is located at the top of the second chamber 152, and is respectively used to discharge the gases generated by the reaction. Specifically, the first exhaust port 191 and the second exhaust port 192 can be respectively connected to a gas collection container to recover the generated gas. For example, when the reaction raw materials are a mixed solution of sodium chloride and water, the first exhaust port 191 can discharge chlorine and the second exhaust port 192 can discharge hydrogen.

[0037] In some embodiments of the present invention, Figure 1 As shown, the valve control module 200 includes a first switch valve 210, a second switch valve 220, a third switch valve 230, and a fourth switch valve 240. The first input end is connected to the first output end through the first switch valve 210, the second input end is connected to the second output end through the second switch valve 220, the third input end is connected to the first output end through the third switch valve 230, and the fourth input end is connected to the second output end through the fourth switch valve 240.

[0038] In the first working state, the first switch valve 210 and the fourth switch valve 240 are opened, and the second switch valve 220 and the third switch valve 230 are closed. In the second working state, the first switch valve 210 and the fourth switch valve 240 are closed, and the second switch valve 220 and the third switch valve 230 are opened. The structure is simple and the control is orderly and efficient.

[0039] In some embodiments of the present invention, Figure 3As shown, the electrochemical water treatment device also includes a control module 300 and a manipulation module 400. The manipulation module 400 is used to form a manipulation signal. The control module 300 is respectively connected to the valve control module 200 and the manipulation module 400 to control the valve control module 200 to switch between the first working state and the second working state according to the manipulation signal.

[0040] The control module 300 can be selected from the MCU or CPU and its affiliated circuits, and the control module 400 can be a button or a touch screen, etc. The user can operate in the control module 400 so that the control module 400 forms a control signal, thereby controlling the valve control module 200 to switch between the first working state and the second working state.

[0041] In some embodiments of the present invention, the electrochemical water treatment device also includes a recovery module 500, which includes a recovery box 510 and a drain switch valve 520. A mixing liquid chamber is provided in the recovery box 510. The recovery box 510 includes a first recovery port, a second recovery port and a drain port connected to the mixing liquid chamber, and the drain port is connected to the drain switch valve 520.

[0042] The recovery module 500 can be connected to the same or different devices through the first recovery port and the second recovery port respectively, and is used to collect acidic liquid and alkaline liquid. The acidic liquid and alkaline liquid are neutralized in the mixing chamber. After the neutralization is completed, the drain switch valve 520 is opened to discharge the neutralized liquid to reduce pollution to the environment. Specifically, a pH sensor can be installed in the mixing chamber, and the drain switch valve 520 is controlled to open only after detecting that the pH value is approximately neutral.

[0043] In some embodiments of the present invention, the electrochemical water treatment device also includes a soft water treatment module 610 and a storage module 620, wherein the storage module 620 is used to store materials, and the soft water outlet of the soft water treatment module is connected to the outlet of the storage module 620 so that the soft water and the material are mixed to form reaction raw materials, and the feed end 160 is connected to the soft water outlet of the soft water treatment module and the outlet of the storage module 620.

[0044] The input end of the soft water treatment module 610 can be connected to a tap water source, and the soft water treatment module processes the tap water into soft water. A storage cavity is provided in the storage module 620 for placing sodium chloride and the like.

[0045] The soft water treatment module 610 includes an ultrafiltration module and a soft water generation module. The input of the ultrafiltration module is connected to a water supply source, and the output of the ultrafiltration module is connected to the input of the soft water generation module. The ultrafiltration module may include materials such as activated carbon and diatom mud for coarse filtration. The ultrafiltration module also includes a nanofiltration membrane with micropores that allow water to pass through while isolating particulate matter. The ultrafiltration module may also include resin filter elements, titanium rod filter elements, etc. The soft water generation module may include an RO reverse osmosis membrane. The RO reverse osmosis membrane uses the reverse osmosis principle to filter out metal and mineral particles in hard water, converting hard water into soft water. Using soft water to wash dishes can prevent scale and other dirt from forming on the dishes.

[0046] In some embodiments of the present invention, Figure 1 As shown, the electrochemical water treatment device also includes a flow detection component 630, a feeding pump 640 and an input switch valve 650. The discharge port of the storage module 620 is connected to the head end of the feeding pump 640, and the soft water outlet of the soft water treatment module 610 is connected to the tail end of the feeding pump 640 and the head end of the input switch valve 650 through pipes. The tail end of the input switch valve 650 is connected to the feed end 160, and the flow detection component 630 is arranged on the pipe to detect the soft water flow.

[0047] The flow detection component 630 can feed back the detected soft water flow to the control module 300. The control module 300 can estimate the filter life of the soft water treatment module 610 and promptly remind the user to replace the filter material therein to ensure the quality of soft water generation and the cleaning effect of dishes.

[0048] The storage module 620 can be a storage cavity set in a tank body, and the material is placed in the storage cavity. Before the dishwasher washes the dishes, the feeding pump 640 runs to drive the material into the pipe to mix with the soft water. The control module 300 can be connected to the feeding pump 640 to control the start and stop of the feeding pump 640, thereby controlling the amount of material added.

[0049] In addition, the control module 300 can be connected to the input switch valve 650. According to the liquid demand of the equipment, the control module 300 controls the input switch valve 650 to be turned on, and the reaction raw materials are input from the feed end 160 of the electrochemical reaction module 100, and then decomposed to form acidic liquid and alkaline liquid, which are provided to the equipment for use. After the demand of the equipment is met, the control module 300 controls the input switch valve 650 to be turned off.

[0050] The dishwasher according to the second embodiment of the present invention includes the electrochemical water treatment device disclosed in any one of the above embodiments.

[0051] The dishwasher of the utility model applies the electrochemical water treatment device disclosed in any of the above embodiments, which can treat the residual disinfectant liquid to a large extent, reduce the risk of environmental pollution, and is safe and reliable to use.

[0052] In some embodiments of the present invention, the dishwasher includes a rinsing module 710 and a main wash module 720 , the first output end is connected to the main wash module 720 , and the second output end is connected to the rinsing module 710 .

[0053] Among them, the rinsing module 710 is used to spray liquid on the dishes to moisten and rinse the surface of the dishes, while the main wash module 720 rinses the dishes. The acidic liquid can be supplied to the rinsing module 710, and the rinsing module 710 sprays the acidic liquid on the surface of the dishes for circulated rinsing, which can soften the dirt on the surface of the dishes so that the dirt can be quickly removed during the subsequent main wash process. Finally, the acidic liquid and part of the dirt will flow back into the rinsing module 710, and the alkaline liquid can be supplied to the main wash module 720, and the main wash module 720 circulates the alkaline liquid on the surface of the dishes. , the impact force is used to make the dirt on the surface of the dishes fall off, and the alkaline liquid can neutralize the acidic liquid on the surface of the dishes. Finally, the alkaline liquid and dirt will flow back to the main wash module 720. After cleaning is completed, the recovery module 500 recovers the acidic liquid from the discharge end of the rinsing module 710 through the acid recovery end, and recovers the alkaline liquid from the discharge end of the main wash module 720 through the alkaline recovery end. The acidic liquid and the alkaline liquid are then mixed in the mixing chamber to undergo a neutralization reaction. After the first pH value of the mixed liquid meets the neutral standard, the discharge switch valve 520 is opened again to discharge the waste liquid.

[0054] The technical features of the above-mentioned embodiments can be combined arbitrarily. In order to make the description concise, not all possible combinations of the technical features in the above-mentioned embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0055] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and purpose of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. An electrochemical water treatment device, characterized in that: include: An electrochemical reaction module, comprising an inlet end, an acidic output end, and an alkaline output end. The inlet end is used to input reaction raw materials, and the electrochemical reaction module is capable of decomposing the reaction raw materials to form acidic liquid and alkaline liquid. The acidic output end outputs acidic liquid, and the alkaline output end outputs alkaline liquid. A valve-controlled module comprises a first input end, a second input end, a third input end, a fourth input end, a first output end, and a second output end, wherein the alkaline output end is respectively connected to the first input end and the second input end, and the acidic output end is respectively connected to the third input end and the fourth input end. The valve-controlled module has at least a first working state and a second working state and is capable of switching between the first working state and the second working state. In the first working state, the first input end is connected to the first output end, the second input end is disconnected from the second output end, the third input end is disconnected from the first output end, and the fourth input end is connected to the second output end. In the second working state, the first input end is disconnected from the first output end, the second input end is connected to the second output end, the third input end is connected to the first output end, and the fourth input end is disconnected from the second output end.

2. An electrochemical water treatment device according to claim 1, characterized in that: The electrochemical reaction module includes a shell, a first conductive rod, a second conductive rod and a separation membrane. A reaction chamber is provided in the shell. The separation membrane is provided in the shell and divides the reaction chamber into a first chamber and a second chamber. The first conductive rod is provided in the shell and is located in the first chamber. The second conductive rod is provided in the shell and is located in the second chamber. The feed end and the acidic output end are connected to the first chamber, and the alkaline output end is connected to the second chamber.

3. An electrochemical water treatment device according to claim 2, characterized in that: The housing is further provided with a first exhaust port communicating with the first chamber and a second exhaust port communicating with the second chamber.

4. The electrochemical water treatment device according to claim 1, characterized in that: The valve control module includes a first switch valve, a second switch valve, a third switch valve, and a fourth switch valve. The first input end is connected to the first output end through the first switch valve, the second input end is connected to the second output end through the second switch valve, the third input end is connected to the first output end through the third switch valve, and the fourth input end is connected to the second output end through the fourth switch valve.

5. The electrochemical water treatment device according to claim 1, characterized in that: It also includes a control module and a manipulation module, the manipulation module is used to generate a manipulation signal, and the control module is connected to the valve control module and the manipulation module respectively to control the valve control module to switch between the first working state and the second working state according to the manipulation signal.

6. The electrochemical water treatment device according to claim 1, characterized in that: It also includes a recovery module, which includes a recovery box and a liquid discharge switch valve. A mixing liquid chamber is provided in the recovery box. The recovery box includes a first recovery port, a second recovery port and a liquid discharge port connected to the liquid mixing chamber. The liquid discharge port is connected to the liquid discharge switch valve.

7. The electrochemical water treatment device according to claim 1, characterized in that: It also includes a soft water treatment module and a material storage module, the material storage module is used to store materials, the soft water outlet of the soft water treatment module is connected to the discharge port of the material storage module so that the soft water and the material are mixed to form reaction raw materials, and the feed end is connected to the soft water outlet of the soft water treatment module and the discharge port of the material storage module.

8. The electrochemical water treatment device according to claim 7, characterized in that: It also includes a flow detection component, a feeding pump and an input switch valve. The discharge port of the storage module is connected to the head end of the feeding pump. The soft water outlet of the soft water treatment module is connected to the tail end of the feeding pump and the head end of the input switch valve through pipes. The tail end of the input switch valve is connected to the feed end. The flow detection component is arranged on the pipe to detect the soft water flow.

9. A dishwasher, characterized in that: The invention comprises the electrochemical water treatment device according to any one of claims 1 to 8.

10. The dishwasher according to claim 9, characterized in that: It comprises a rinsing module and a main wash module, the first output end is connected to the main wash module, and the second output end is connected to the rinsing module.

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