CN212451661U - Hypochlorous acid generator - Google Patents

Hypochlorous acid generator Download PDF

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Publication number
CN212451661U
CN212451661U CN202022236194.9U CN202022236194U CN212451661U CN 212451661 U CN212451661 U CN 212451661U CN 202022236194 U CN202022236194 U CN 202022236194U CN 212451661 U CN212451661 U CN 212451661U
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China
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water
hypochlorous acid
storage tank
level sensor
liquid level
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Expired - Fee Related
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CN202022236194.9U
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Chinese (zh)
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马明亮
郑晓涵
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Individual
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  • Water Treatment By Electricity Or Magnetism (AREA)

Abstract

A hypochlorous acid generator comprises a water tank, an electrolysis unit arranged in the water tank, a power supply for supplying power for electrolysis of the electrolysis unit, a water storage tank, a salt storage tank, a hypochlorous acid water storage tank and a PLC (programmable logic controller); the utility model provides a hypochlorous acid generator control is convenient and production efficiency is high, can the automated inspection basin in the water level height and the electrolysis unit box in the liquid level height of salt solution to control discharge and salt solution flow, and can ensure that generated hypochlorous acid water accords with the requirement of pH value.

Description

Hypochlorous acid generator
Technical Field
The utility model relates to a disinfect the water production technical field, specifically be a hypochlorous acid generator.
Background
Hypochlorous acid water is acidic electrolyzed water, contains hypochlorous acid molecules (HClO), is liquid with pH of 5.0-6.5, and has strong oxidizing ability and rapid microorganism killing effect. The system for preparing hypochlorous acid water in the prior art has low automation degree, water flow and electrolyte flow cannot be effectively controlled in the electrolysis process, and the generated hypochlorous acid water does not meet the requirement of pH value.
The above background disclosure is only provided to aid understanding of the inventive concepts and solutions of the present invention, and it does not necessarily pertain to the prior art of this patent application, and it should not be used to assess the novelty and inventive aspects of this application without explicit evidence that such contents are disclosed at the filing date of this patent application.
Disclosure of Invention
The utility model aims to provide a hypochlorous acid generator for solving the problems.
In order to achieve the above purpose, the utility model adopts the technical scheme that: a hypochlorous acid generator comprises a water tank, an electrolysis unit arranged in the water tank, a power supply for supplying power for electrolysis of the electrolysis unit, a water storage tank, a salt storage tank, a hypochlorous acid water storage tank and a PLC (programmable logic controller);
the electrolytic unit comprises a box body, a plurality of anode electrodes, a plurality of cathode electrodes, a plurality of first diaphragms and a plurality of second diaphragms, wherein the anode electrodes and the cathode electrodes are arranged on the inner side of the box body and are electrically connected with a power supply through leads; the first diaphragms are U-shaped, each first diaphragm separates the anode from the electrolyte chamber and forms an anode chamber on the inner side of the first diaphragm, the box body is provided with a plurality of through holes communicated with the anode chamber, the second diaphragms are inverted U-shaped, each second diaphragm separates the cathode from the electrolyte chamber and forms a cathode chamber on the inner side of the second diaphragm;
the water outlet of the water storage tank is connected with the water inlet of the water tank through a first liquid pump and a first conveying pipe in sequence, and a first electromagnetic valve is arranged on the first conveying pipe; a liquid outlet of the salt storage tank is connected with an electrolyte inlet of the electrolytic unit tank body through a second liquid pump and the injection pipe in sequence, and the injection pipe is provided with a second electromagnetic valve; a liquid inlet of the hypochlorous acid water storage tank is connected with a hypochlorous acid water outlet of the water tank through a third liquid pump and a third conveying pipe in sequence, and a third electromagnetic valve is further arranged on the third conveying pipe;
a first liquid level sensor is arranged at the lower part of the inner wall of the water tank, a second liquid level sensor is arranged at the upper part of the inner wall of the water tank, a third liquid level sensor is arranged at the lower part of the inner wall of the electrolysis unit box body, a fourth liquid level sensor is arranged at the upper part of the inner wall of the box body, and a PH value detector is arranged at a hypochlorous water output port of the water tank;
the power supply, the first liquid level sensor, the second liquid level sensor, the third liquid level sensor, the fourth liquid level sensor, the first electromagnetic valve, the second electromagnetic valve and the PH value detector are all connected with the PLC.
Further, the plurality of anode electrodes are arranged at the top of the inner side of the box body, the plurality of cathode electrodes are arranged at the bottom of the inner side of the box body, and the plurality of anode electrodes and the plurality of cathode electrodes are arranged in a staggered mode.
Further, the cathode chamber is communicated with a discharge pipe.
Further, porous separators containing polyvinylidene fluoride and titanium oxide are used as the first and second separators.
The utility model provides a hypochlorous acid generator control is convenient and production efficiency is high, can the automated inspection basin in the water level height and the electrolysis unit box in the liquid level height of salt solution to control discharge and salt solution flow, and can ensure that generated hypochlorous acid water accords with the requirement of pH value.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a schematic diagram of a hypochlorous acid generator according to a first embodiment of the present invention;
FIG. 2 is a schematic diagram of a hypochlorous acid generator according to a second embodiment of the present invention;
in the figure: a water tank 10; a first level sensor 12; a second liquid level sensor 14; a pH detector 16; an electrolysis unit 20; a case 21; a third level sensor 211; a fourth level sensor 212; an anode electrode 22; a cathode electrode 23; a first diaphragm 24; a second diaphragm 25; an electrolyte chamber 26; an anode chamber 27; a cathode chamber 28; a discharge pipe 280; an injection pipe 29; a through hole 210; a power supply 30; a water storage tank 40; a first liquid pump 41; a first delivery pipe 42; a first electromagnetic valve 43; a filter 44; a salt storage tank 50; a second liquid pump 51; the second electromagnetic valve 53; a hypochlorous acid water storage tank 60; a third liquid-drawing pump 61; a third delivery pipe 62; a third electromagnetic valve 63; a check valve 64; a flow meter 65; a PLC controller 70.
Detailed Description
The invention will now be described in further detail with reference to the accompanying drawings, which are simplified schematic drawings and illustrate, by way of illustration only, the basic structure of the invention, and which therefore show only the constituents relevant to the invention.
As shown in fig. 1, the hypochlorous acid generator of the first embodiment of the present invention includes a water tank 10, an electrolysis unit 20 disposed in the water tank 10, a power supply 30 for supplying electric power to the electrolysis unit 20, a water storage tank 40, a salt storage tank 50, a hypochlorous acid storage tank 60, and a PLC controller 70.
The electrolytic cell 20 includes a rectangular case 21, a plurality of anode electrodes 22 disposed inside the case 21, a plurality of cathode electrodes 23, a plurality of first separators 24, and a plurality of second separators 25. The water tank 10 is filled with water in advance, the electrolytic cell 20 is immersed in the water tank 10, and the case 21 is disposed below the water surface.
The plurality of anode electrodes 22 are disposed at the top of the inner side of the case 21, the plurality of cathode electrodes 23 are disposed at the bottom of the inner side of the case 21, and the plurality of anode electrodes 22 and the plurality of cathode electrodes 23 are alternately disposed. The anode electrode 22 and the cathode electrode 23 are electrically connected to a power supply 30 via wires.
The electrolytic cell 20 has an electrolytic solution chamber 26 provided between the plurality of first diaphragms 24 and the plurality of second diaphragms 25 inside, and the electrolytic solution chamber 26 is filled with a salt solution as an electrolytic solution in advance. An injection pipe 29 is connected to the top of the case 21, the injection pipe 29 communicates with the electrolyte chamber 26, the upper end of the injection pipe 29 extends outside the water tank 10 through the upper opening of the water tank 10, and the saline solution is injected into the electrolyte chamber 26 through the injection pipe 29.
The first diaphragms 24 are U-shaped, each first diaphragm 24 separating the anode 22 from the electrolyte chamber 26 and forming an anode chamber 27 inside the first diaphragm 24; the box 21 is provided with a plurality of through holes 210 communicating with the anode chamber 27. The second diaphragms 25 have an inverted U-shape, each of the second diaphragms 25 partitions the cathode 23 from the electrolyte chamber 26, and forms a cathode chamber 28 inside the second diaphragm 25, the cathode chamber 28 being filled with water in advance. The cathode chamber 28 is in communication with a drain 280 for removing gases produced in the cathode chamber 28, and other by-products in the cathode chamber 28 can also be removed from the drain 280. Porous separators containing PolyVinylidene fluoride (PVDF) and titanium oxide having excellent chemical resistance are used for the first separator 24 and the second separator 25.
The water outlet of the water storage tank 40 is connected with the water inlet of the water tank 10 through a first liquid pump 41 and a first delivery pipe 42 in sequence; the first delivery pipe 42 is further provided with a first electromagnetic valve 43. A liquid outlet of the salt storage tank 50 is connected with an electrolyte inlet of the tank body 21 of the electrolysis unit 20 sequentially through the second liquid pump 51 and the injection pipe 29; the injection pipe 29 is also provided with a second solenoid valve 53. A liquid inlet of the hypochlorous acid water storage tank 60 is connected with a hypochlorous acid water outlet of the water tank 10 through a third liquid pump 61 and a third conveying pipe 62 in sequence; the third delivery pipe 62 is also provided with a third electromagnetic valve 63.
A first liquid level sensor 12 is arranged on the lower portion of the inner wall of the water tank 10, and a second liquid level sensor 14 is arranged on the upper portion of the inner wall of the water tank 10. The lower part of the inner wall of the box body 21 of the electrolysis unit 20 is provided with a third liquid level sensor 211, and the upper part of the inner wall of the box body 21 is provided with a fourth liquid level sensor 212. A PH detector 16 is disposed at the hypochlorous acid water outlet of the water tank 10, and the PH detector 16 is used for detecting the PH of the solution at the hypochlorous acid water outlet.
The power supply 30, the first liquid level sensor 12, the second liquid level sensor 14, the third liquid level sensor 211, the fourth liquid level sensor 212, the first solenoid valve 43, the second solenoid valve 53 and the PH detector 16 are all connected to the PLC controller 70.
The first and second liquid level sensors 12 and 14 can automatically detect the height of the water level in the water tank 10 and transmit a signal to the PLC controller 70, and the PLC controller 70 controls the first solenoid valve 43 to be opened or closed, thereby controlling the flow rate of water. The third and fourth level sensors 211 and 212 can automatically detect the height of the water level in the tank 21 of the electrolysis unit 20 and send signals to the PLC controller 70, and the PLC controller 70 controls the second electromagnetic valve 53 to be opened or closed, thereby controlling the flow rate of the saline solution. The PH value of the hypochlorous acid water that the PH value detector 16 will detect sends PLC controller 70 to, and PLC controller 70 controls opening or closing of third solenoid valve 63 according to the result that the PH value detector 16 detected, guarantees that the PH value homoenergetic of the hypochlorous acid water that flows out from hypochlorous acid water delivery outlet is up to standard.
When the utility model is used, current is introduced from the power supply 30 to the anode 22 and the cathode 23, the chlorine ions diffused to the anode 22 from the electrolyte chamber 26 through the first diaphragm 24 are taken away by electrons at the anode 22 to become chlorine gas, the chlorine gas is diffused to the water in the water tank 10 through the through holes 210, and then the chlorine gas reacts with the water to generate hypochlorous acid; the water in the water tank 10 can be converted into hypochlorous acid water by filling the electrolyte chamber 26 with saturated saline solution only once. In the cathode chamber 28, while hypochlorous acid water is generated, water is decomposed by the cathode electrode 23 to generate hydrogen gas and hydroxide ions, the hydroxide ions generate sodium hydroxide together with sodium ions diffused from the electrolyte chamber 26 to the cathode electrode 23 via the second diaphragm 25, and the hydrogen gas and other by-products are externally discharged via the discharge pipe 280.
The utility model provides a hypochlorous acid generator control is convenient and production efficiency is high, can the liquid level height of edible salt water in water level height and the 20 boxes 21 of electrolysis unit in automated inspection basin 10 to control discharge and edible salt water flow, and can ensure that generated hypochlorous acid water accords with the requirement of pH value. The utility model discloses a pH value of the hypochlorous acid water that hypochlorous acid generator produced is 5.0-6.5, and the effective chlorine concentration of the hypochlorous acid water that produces is 10-40ppm, and disinfection effect and operating efficiency can effectively be guaranteed to this water parameter.
Fig. 2 is a schematic structural diagram of a hypochlorous acid generator according to a second embodiment of the present invention, which is different from the first embodiment only in that: the hypochlorous acid generator of the second embodiment further includes a filter 44, a check valve 64, and a flow meter 65; a filter 44 connected between the tap water supply equipment and the water storage tank 40, and the tap water is filtered by the filter 44; the check valve 64 and the flow meter 65 are connected to a liquid outlet of the hypochlorous acid water storage tank 60 through a pipeline, the downstream of the flow meter 65 is connected with a water outlet terminal, and hypochlorous acid water in the hypochlorous acid water storage tank 60 is conveyed to the water outlet terminal through the check valve 64 and the flow meter 65 for being taken by a user; the check valve 64 and the flow meter 65 are both connected with the PLC controller 70, the flow meter 65 can monitor the hypochlorous acid water amount output at the water outlet terminal in real time and send signals to the PLC controller 70, and the PLC controller 70 controls the check valve 64 to be opened or closed, so that the hypochlorous acid water flow is controlled.
The above descriptions of the embodiments of the present invention that are not related to the present invention are well known in the art, and can be implemented by referring to the well-known technologies.
In light of the foregoing, it is to be understood that various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims (6)

1. A hypochlorous acid generator, comprising: comprises a water tank, an electrolysis unit arranged in the water tank, a power supply for supplying power for electrolysis of the electrolysis unit, a water storage tank, a salt storage tank, a hypochlorous acid water storage tank and a PLC (programmable logic controller);
the electrolytic unit comprises a box body, a plurality of anode electrodes, a plurality of cathode electrodes, a plurality of first diaphragms and a plurality of second diaphragms, wherein the anode electrodes and the cathode electrodes are arranged on the inner side of the box body and are electrically connected with a power supply through leads; the first diaphragms are U-shaped, each first diaphragm separates the anode from the electrolyte chamber and forms an anode chamber on the inner side of the first diaphragm, the box body is provided with a plurality of through holes communicated with the anode chamber, the second diaphragms are inverted U-shaped, each second diaphragm separates the cathode from the electrolyte chamber and forms a cathode chamber on the inner side of the second diaphragm;
the water outlet of the water storage tank is connected with the water inlet of the water tank through a first liquid pump and a first conveying pipe in sequence, and a first electromagnetic valve is arranged on the first conveying pipe; a liquid outlet of the salt storage tank is connected with an electrolyte inlet of the electrolytic unit tank body through a second liquid pump and the injection pipe in sequence, and the injection pipe is provided with a second electromagnetic valve; a liquid inlet of the hypochlorous acid water storage tank is connected with a hypochlorous acid water outlet of the water tank through a third liquid pump and a third conveying pipe in sequence, and a third electromagnetic valve is further arranged on the third conveying pipe;
a first liquid level sensor is arranged at the lower part of the inner wall of the water tank, a second liquid level sensor is arranged at the upper part of the inner wall of the water tank, a third liquid level sensor is arranged at the lower part of the inner wall of the electrolysis unit box body, a fourth liquid level sensor is arranged at the upper part of the inner wall of the box body, and a PH value detector is arranged at a hypochlorous water output port of the water tank;
the power supply, the first liquid level sensor, the second liquid level sensor, the third liquid level sensor, the fourth liquid level sensor, the first electromagnetic valve, the second electromagnetic valve and the PH value detector are all connected with the PLC.
2. The hypochlorous acid generator of claim 1, wherein: the plurality of anode electrodes are arranged at the top of the inner side of the box body, the plurality of cathode electrodes are arranged at the bottom of the inner side of the box body, and the plurality of anode electrodes and the plurality of cathode electrodes are arranged in a staggered mode.
3. The hypochlorous acid generator of claim 1, wherein: the cathode chamber is communicated with a discharge pipe.
4. The hypochlorous acid generator of claim 1, wherein: the first diaphragm and the second diaphragm are porous diaphragms containing polyvinylidene fluoride and titanium oxide.
5. The hypochlorous acid generator of claim 1, wherein: the water storage tank is connected with the tap water supply equipment.
6. The hypochlorous acid generator of claim 1, wherein: still include check valve and flowmeter, check valve and flowmeter pass through the liquid outlet of pipe connection in hypochlorous acid water storage tank, and check valve and flowmeter all are connected with the PLC controller.
CN202022236194.9U 2020-10-10 2020-10-10 Hypochlorous acid generator Expired - Fee Related CN212451661U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022236194.9U CN212451661U (en) 2020-10-10 2020-10-10 Hypochlorous acid generator

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Application Number Priority Date Filing Date Title
CN202022236194.9U CN212451661U (en) 2020-10-10 2020-10-10 Hypochlorous acid generator

Publications (1)

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CN212451661U true CN212451661U (en) 2021-02-02

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112030180A (en) * 2020-10-10 2020-12-04 马明亮 Hypochlorous acid generator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112030180A (en) * 2020-10-10 2020-12-04 马明亮 Hypochlorous acid generator

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Granted publication date: 20210202