CN111020620B - Online automatically cleaning sodium hypochlorite synthesis system - Google Patents
Online automatically cleaning sodium hypochlorite synthesis system Download PDFInfo
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- CN111020620B CN111020620B CN201911356881.XA CN201911356881A CN111020620B CN 111020620 B CN111020620 B CN 111020620B CN 201911356881 A CN201911356881 A CN 201911356881A CN 111020620 B CN111020620 B CN 111020620B
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/24—Halogens or compounds thereof
- C25B1/26—Chlorine; Compounds thereof
- C25B1/265—Chlorates
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B15/00—Operating or servicing cells
- C25B15/02—Process control or regulation
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
- C25B9/17—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof
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Abstract
The invention relates to an online self-cleaning sodium hypochlorite synthesis system.A counter electrode plate, an anode plate and a cathode plate are arranged at intervals; the master controller is connected with the variable frequency power supply and then connected with the anode plate, the cathode plate and/or the counter electrode plate, the anode plate and the cathode plate are not interconnected at the same time, and when the counter electrode plate is connected with the anode plate or the cathode plate, the polarization scaling on the electrode plate is removed. The invention provides an on-line self-cleaning sodium hypochlorite synthesis system, wherein a variable frequency power supply is used as a power supply, a remote terminal is in two-way communication with a master controller, the master controller is used for controlling the variable frequency power supply to output different voltages and frequencies so as to adjust the electromagnetic intensity and frequency and change the electrolysis efficiency, a counter electrode is connected with an anode plate or a cathode plate at regular time and works in a counter working mode, the master controller is used for controlling the electromagnetic valve at a water outlet to be closed and the electromagnetic valve at a sewage discharge outlet to be opened, so that the polarization scaling effect of the original counter electrode is eliminated, the on-line automatic cleaning and scale discharging are realized, the energy is saved, the cost is reduced, the cleaning time is short, the electrolysis efficiency is high, and the service life is long.
Description
Technical Field
The invention belongs to the technical field of sodium hypochlorite preparation, and particularly relates to an online self-cleaning sodium hypochlorite synthesis system.
Background
The working principle of the sodium hypochlorite generator is that a direct-current power supply is utilized mostly, an electrode plate placed in salt water or seawater is subjected to electrochemical reaction to prepare sodium hypochlorite disinfectant, and after a positive electrode and a negative electrode in the electrode plate work continuously for a long time, magnesium, calcium ions and the like are easy to deposit and scale on the surface of the electrode plate, so that the electrolysis efficiency is influenced, and even the inside of the electrode can be blocked to influence the use in severe cases. At present, a sodium hypochlorite generator is cleaned by adding an acid solution into an electrolytic cell, the concentration of the acid solution needs to be adjusted, the concentration of the acid solution cannot be too high or too low, the work is complicated, the cleaning time is long, and the cleaning effect is poor. Therefore, the sodium hypochlorite system convenient for online cleaning is designed to have important practical significance.
Disclosure of Invention
In order to solve the technical problems in the prior art, the invention aims to provide an online self-cleaning sodium hypochlorite synthesis system.
In order to achieve the purpose and achieve the technical effect, the invention adopts the technical scheme that:
a self-cleaning sodium hypochlorite synthesis system comprising:
a master controller;
a variable frequency power supply;
the electrolytic cell comprises an electrolytic cell cavity, a main controller and a plurality of control modules, wherein the electrolytic cell cavity is used for containing salt water or seawater to be electrolyzed, the side wall of the electrolytic cell cavity is provided with a water outlet and a sewage outlet, matched electromagnetic valves are respectively arranged at each opening, and the electromagnetic valves are connected with the main controller and are controlled to be opened and closed through the main controller;
at least one anode plate arranged in the electrolytic cell cavity;
at least one cathode plate, which is arranged in the electrolytic cell cavity, wherein the anode plate and the cathode plate are arranged at equal intervals;
at least one counter electrode plate which is arranged in the electrolytic cell cavity and is arranged at intervals with the anode plate and the cathode plate;
the master controller is connected with a variable frequency power supply, the variable frequency power supply is connected with the anode plate and/or the cathode plate and/or the counter electrode plate, the master controller regulates and controls the electromagnetic strength and frequency between the anode plate or the cathode plate and the counter electrode plate through the variable frequency power supply, and the counter electrode plate, the anode plate and the cathode plate are not interconnected at the same time;
the master controller outputs different voltages and frequencies through the variable frequency power supply, regulates and controls the electromagnetic strength and the frequency between the connected anode plate and the cathode plate, and changes the electrolysis efficiency;
when the counter electrode plate is connected with the anode plate or the cathode plate, the polarized scale on the anode plate or the cathode plate is removed, and the electromagnetic valve at the water outlet is controlled to be closed and the electromagnetic valve at the sewage discharge outlet is controlled to be opened by the master controller.
The intelligent control system further comprises a rectifying circuit, a wireless communication module and a remote terminal, wherein the master controller is connected with the rectifying circuit and then connected with the variable frequency power supply, and the master controller is in two-way communication with the remote terminal through the wireless communication module.
Furthermore, the anode plate and the cathode plate are respectively made of titanium plates coated with Pt coatings.
Furthermore, the length of each anode plate is the same as that of each cathode plate, the length of each anode plate is 19-34mm, the width of each anode plate is the same as that of each cathode plate, the width of each anode plate is 3-9mm, the thickness of each anode plate is the same as that of each cathode plate, the thickness of each anode plate is 0.6-1.5mm, and the electrode distance between every two adjacent anode plates and the cathode plates is 1-5 mm.
Furthermore, the counter electrode plate has the same structure as the anode plate or the cathode plate, and the counter electrode plate is a titanium plate coated with a ruthenium coating.
Compared with the prior art, the invention has the beneficial effects that:
the invention discloses an online self-cleaning sodium hypochlorite synthesis system, which comprises: a variable frequency power supply; an electrolytic cell cavity; at least one anode plate arranged in the electrolytic cell cavity; at least one cathode plate, which is arranged in the electrolytic cell cavity, wherein the anode plate and the cathode plate are arranged at equal intervals; at least one counter electrode plate which is arranged in the electrolytic cell cavity and is arranged at intervals with the anode plate and the cathode plate; the total controller is connected with variable frequency power supply, and variable frequency power supply is connected with anode plate and/or negative plate, electromagnetic strength and frequency between the anode plate that total controller passes through variable frequency power supply regulation and control and be connected and negative plate change electrolysis efficiency, and the negative plate, the different interconnection between anode plate and the negative plate, when the negative plate is connected with anode plate or negative plate, get rid of the polarization scale deposit on the plate electrode, the electromagnetic valve that the total controller control delivery port department closed and the solenoid valve of blowdown port department opens. The invention provides an on-line self-cleaning sodium hypochlorite synthesis system, which utilizes a variable frequency power supply as a power supply, selectively and intelligently controls a master controller through a remote terminal, controls the variable frequency power supply to output different voltages and frequencies through the master controller, further adjusts the electromagnetic strength and the frequency between an anode plate and a cathode plate, so as to change the efficiency of electrolyzing salt water or seawater, a counter electrode and the anode plate or the cathode plate work in a counter working mode at regular time, eliminates the polarization scaling effect of an original counter electrode, improves the electrolysis efficiency, controls the closing of an electromagnetic valve at a water outlet and the opening of an electromagnetic valve at a sewage discharge outlet through the master controller, realizes the purposes of self-cleaning and self-sewage discharge, saves the cost and the cleaning time, prolongs the service life, discharges sewage in an electrolytic tank cavity into an external sewage discharge tank through the sewage discharge outlet, ensures that the condition of disordered discharge does not occur, and protects the environment, compared with the existing concentration (higher than 30g/h), the concentration of the sodium hypochlorite prepared by the invention is lower than 0.5g/h, the sodium hypochlorite disinfectant has better disinfection effect and stability, and can be applied to occasions such as food processing, hotels, secondary water supply stations, industrial secondary disinfection, swimming pools, household drinking water disinfection and the like.
Drawings
Fig. 1 is a working principle diagram of the present invention.
Detailed Description
The embodiments of the present invention will be described in detail with reference to the accompanying drawings so that the advantages and features of the invention can be more easily understood by those skilled in the art, and the scope of the invention will be clearly and clearly defined.
As shown in fig. 1, an on-line self-cleaning sodium hypochlorite synthesis system comprises:
a master controller;
a variable frequency power supply;
the electrolytic cell comprises an electrolytic cell cavity, a water outlet and a sewage outlet are formed in the side wall of the electrolytic cell cavity, matched electromagnetic valves are arranged at each opening, and the electromagnetic valves are connected with a master controller and are controlled to be opened and closed through the master controller;
at least one anode plate arranged in the electrolytic cell cavity;
at least one cathode plate, which is arranged in the electrolytic cell cavity, wherein the anode plate and the cathode plate are arranged at equal intervals;
at least one counter electrode plate which is arranged in the electrolytic cell cavity and is arranged at intervals with the anode plate and the cathode plate;
the master controller is connected with a variable frequency power supply, the variable frequency power supply is connected with the anode plate and/or the cathode plate and/or the counter electrode plate, the master controller outputs different voltages and frequencies through the variable frequency power supply so as to regulate and control the electromagnetic strength and the frequency between the anode plate or the cathode plate and the counter electrode plate, the anode plate and the cathode plate are not interconnected at the same time;
the master controller outputs different voltages and frequencies through the variable frequency power supply, so that the electromagnetic strength and the frequency between the connected anode plate and the cathode plate are regulated and controlled, and the electrolysis efficiency is changed;
when the counter electrode plate is connected with the anode plate or the cathode plate, the polarized scale on the anode plate or the cathode plate is removed, the electromagnetic valve at the water outlet is controlled to be closed through the master controller, and the electromagnetic valve at the sewage discharge port is controlled to be opened, so that the online automatic cleaning, scale removal and automatic scale removal are realized;
still include rectifier circuit, wireless communication module and remote terminal, total controller is connected rectifier circuit and is connected with variable frequency power supply again, total controller passes through wireless communication module and remote terminal both-way communication, improves man-machine interaction, the user can send the instruction that various total controllers can discern and make the response that corresponds through total controller control rather than the equipment of being connected to total controller at remote terminal, including opening and close of electromagnetic valve, the counter electrode reaches the scheduled time and is connected and descale etc. with anode plate or negative plate.
The anode plate and the cathode plate are respectively made of titanium plates coated with Pt coatings.
The number of the anode plates and the number of the cathode plates are the same, the length of each anode plate is the same as that of each cathode plate and is respectively 19-34mm, the width of each anode plate is the same as that of each cathode plate and is respectively 3-9mm, the thickness of each anode plate is the same as that of each cathode plate and is respectively 0.6-1.5mm, and the electrode distance between every two adjacent anode plates and the cathode plates is 1-5 mm.
The counter electrode plate has the same structure (size) as the anode plate or the cathode plate, and is a titanium plate coated with a ruthenium coating.
The working principle of the invention is as follows:
at least one anode plate and at least one cathode plate are connected and respectively connected with an anode and a cathode of a variable frequency power supply, after the power is on, a circuit is connected, salt water or seawater in an electrolytic cell cavity is electrolyzed to obtain sodium hypochlorite, a remote terminal can remotely send an instruction to a master controller, the variable frequency power supply is controlled by the master controller to output different voltages and frequencies, the electromagnetic strength and frequency between the connected anode plate and cathode plate are further regulated and controlled, the electrolytic efficiency is improved, the energy is saved and the cost is reduced, at the moment, the master controller controls an electromagnetic valve at a water outlet to be opened and an electromagnetic valve at a sewage discharge outlet to be closed, and the sodium hypochlorite obtained by electrolysis in the electrolytic cell cavity is sent to an occasion needing disinfection through the water outlet; built-in storage module of total controller and buzzing module, the scale removal time parameter etc. that can predetermine the back plate electrode and be connected with anode plate or negative plate supplies total controller constantly to call, arrives the definite time when the electrolysis, when reaching storage module's scale removal time of predetermineeing, and total controller drive buzzing module sound production prompts the user, and at this moment, the total controller makes following response: the master controller controls the variable frequency power supply and the cathode plate to form a circuit break, the variable frequency power supply is not electrified, the counter electrode plate and the anode plate are electrified, the variable frequency power supply works in a counter working mode to dissolve and remove the polarized scale on the surface of the anode plate, and at the moment, the master controller controls the electromagnetic valve at the water outlet to be closed and the electromagnetic valve at the sewage discharge port to be opened, so that the on-line automatic cleaning, descaling and automatic scale discharge are realized; the master controller can also control the variable frequency power supply and the anode plate to form a circuit break, and the variable frequency power supply and the anode plate are not electrified, and the counter electrode plate and the cathode plate are electrified to work in a counter working mode to dissolve and remove the polarization scaling on the surface of the cathode plate, and at the moment, the master controller controls the electromagnetic valve at the water outlet to be closed and the electromagnetic valve at the sewage discharge port to be opened; the counter electrode plate and the anode plate or the cathode plate can also be manually connected and connected with a variable frequency power supply to dissolve and remove the polarization scaling on the surface of the electrode plate.
The structure setting position of the invention can be flexibly selected according to actual requirements, only the connection relation conforming to the invention is ensured, and the part which is not described in detail in the invention can be realized by adopting the prior art.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (5)
1. An online self-cleaning sodium hypochlorite synthesis system, comprising:
a master controller;
a variable frequency power supply;
the electrolytic cell comprises an electrolytic cell cavity, a main controller and a plurality of control modules, wherein the electrolytic cell cavity is used for containing salt water or seawater to be electrolyzed, the side wall of the electrolytic cell cavity is provided with a water outlet and a sewage outlet, matched electromagnetic valves are respectively arranged at each opening, and the electromagnetic valves are connected with the main controller and are controlled to be opened and closed through the main controller;
at least one anode plate arranged in the electrolytic cell cavity;
at least one cathode plate, which is arranged in the electrolytic cell cavity, wherein the anode plate and the cathode plate are arranged at equal intervals;
at least one counter electrode plate which is arranged in the electrolytic cell cavity and is arranged at intervals with the anode plate and the cathode plate;
the master controller is connected with a variable frequency power supply, the variable frequency power supply is connected with the anode plate and/or the cathode plate and/or the counter electrode plate, the master controller regulates and controls the electromagnetic strength and frequency between the anode plate or the cathode plate and the counter electrode plate through the variable frequency power supply, and the counter electrode plate, the anode plate and the cathode plate are not interconnected at the same time;
the master controller regulates and controls the electromagnetic intensity and frequency between the connected anode plate and the cathode plate through the variable frequency power supply, and changes the electrolysis efficiency;
when the counter electrode plate is connected with the anode plate or the cathode plate, the polarized scale on the anode plate or the cathode plate is removed, and the electromagnetic valve at the water outlet is controlled to be closed and the electromagnetic valve at the sewage discharge outlet is controlled to be opened by the master controller.
2. The on-line self-cleaning sodium hypochlorite synthesis system as claimed in claim 1, further comprising a rectification circuit, a wireless communication module and a remote terminal, wherein the master controller is connected with the rectification circuit and then connected with the variable frequency power supply, and the master controller is in two-way communication with the remote terminal through the wireless communication module.
3. The on-line self-cleaning sodium hypochlorite synthesis system as claimed in claim 1, wherein the anode plate and the cathode plate are respectively made of titanium plate coated with Pt coating.
4. An on-line self-cleaning sodium hypochlorite synthesis system as claimed in claim 1, wherein each anode plate and each cathode plate have the same length of 19-34mm, the width of each anode plate and each cathode plate is the same, 3-9mm, the thickness of each anode plate and each cathode plate is the same, 0.6-1.5mm, and the electrode distance between two adjacent anode plates and cathode plates is 1-5 mm.
5. The on-line self-cleaning sodium hypochlorite synthesis system as claimed in claim 1, wherein the counter electrode plate is the same as the anode plate or the cathode plate, and the counter electrode plate is a titanium plate coated with ruthenium.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911356881.XA CN111020620B (en) | 2019-12-25 | 2019-12-25 | Online automatically cleaning sodium hypochlorite synthesis system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911356881.XA CN111020620B (en) | 2019-12-25 | 2019-12-25 | Online automatically cleaning sodium hypochlorite synthesis system |
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| CN111020620A CN111020620A (en) | 2020-04-17 |
| CN111020620B true CN111020620B (en) | 2022-01-14 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101622200A (en) * | 2007-03-20 | 2010-01-06 | 德诺拉工业有限公司 | Electrochemical cell and method for operating the same |
| CN102918184A (en) * | 2010-06-17 | 2013-02-06 | 德诺拉工业有限公司 | Electrode for electrochlorination |
| KR101378917B1 (en) * | 2013-11-28 | 2014-03-27 | 주식회사 제이텍 | Device for generating electro-analysised water circulation system high-efficiency sodium hypochlorite |
| CN206127439U (en) * | 2016-08-30 | 2017-04-26 | 江苏永冠给排水设备有限公司 | Full -automatic hypochlorite generator system based on improved generation |
| CN206986286U (en) * | 2017-05-15 | 2018-02-09 | 广东卓信环境科技股份有限公司 | A kind of safe hypochlorite generator |
| CN208328133U (en) * | 2018-05-18 | 2019-01-04 | 广州桂水环保工程有限公司 | The novel hypochlorite generator of salt consumption can be reduced |
| CN208328132U (en) * | 2018-05-18 | 2019-01-04 | 广州桂水环保工程有限公司 | Novel hypochlorite generator with online accurate proportion function |
-
2019
- 2019-12-25 CN CN201911356881.XA patent/CN111020620B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101622200A (en) * | 2007-03-20 | 2010-01-06 | 德诺拉工业有限公司 | Electrochemical cell and method for operating the same |
| CN102918184A (en) * | 2010-06-17 | 2013-02-06 | 德诺拉工业有限公司 | Electrode for electrochlorination |
| KR101378917B1 (en) * | 2013-11-28 | 2014-03-27 | 주식회사 제이텍 | Device for generating electro-analysised water circulation system high-efficiency sodium hypochlorite |
| CN206127439U (en) * | 2016-08-30 | 2017-04-26 | 江苏永冠给排水设备有限公司 | Full -automatic hypochlorite generator system based on improved generation |
| CN206986286U (en) * | 2017-05-15 | 2018-02-09 | 广东卓信环境科技股份有限公司 | A kind of safe hypochlorite generator |
| CN208328133U (en) * | 2018-05-18 | 2019-01-04 | 广州桂水环保工程有限公司 | The novel hypochlorite generator of salt consumption can be reduced |
| CN208328132U (en) * | 2018-05-18 | 2019-01-04 | 广州桂水环保工程有限公司 | Novel hypochlorite generator with online accurate proportion function |
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