CN201901710U - System for preparing sodium hypochlorite - Google Patents
System for preparing sodium hypochlorite Download PDFInfo
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- CN201901710U CN201901710U CN2010206154689U CN201020615468U CN201901710U CN 201901710 U CN201901710 U CN 201901710U CN 2010206154689 U CN2010206154689 U CN 2010206154689U CN 201020615468 U CN201020615468 U CN 201020615468U CN 201901710 U CN201901710 U CN 201901710U
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- negative electrode
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- salt water
- clorox
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Abstract
The utility model relates to a system for preparing sodium hypochlorite which comprises an electrolytic bath, a positive electrode, a negative electrode, a salt water circulating adding tank, a reaction tank, a cation membrane and a water inlet tank, wherein the electrolytic bath is divided into a positive electrode chamber and a negative chamber by the positive electrode and the negative electrode, the cation membrane is arranged between the positive electrode and the negative electrode, a salt water outlet and a salt water inlet are respectively arranged at the upper end and the lower end of the negative electrode chamber, a water outlet is arranged at the upper end of the negative electrode chamber, and a water inlet is arranged at the lower end of the negative electrode chamber. The salt water circulating adding tank is connected with the salt water inlet by a metering pump and a pipeline, and the salt water outlet is connected with the salt water circulating adding tank by the pipeline, chlorine gas generated by the positive electrode chamber is introduced into the reaction chamber; the water inlet tank is connected with the water inlet by a water inlet pump, hydrogen gas generated by the negative electrode chamber is exhausted from the pipeline, and the water outlet is connected with the reaction tank by the pipeline. The system has the advantages of low running cost, high concentration of generated effective chlorine, long service life of the electrode, no pollution and the like.
Description
Technical field
The utility model relates to a kind of manufacturing system of clorox, has particularly related to the manufacturing system of the clorox that cationic membrane is housed.
Background technology
At present, in the domestic market, the clorox sterilizing unit is the diaphragm-free electrolysis hypochlorite generator mostly.The diaphragm-free electrolysis hypochlorite generator, anode and negative electrode are housed in the electrolyzer, two interpolars are full of electrolytic solution (lower concentration salt solution), by the salt solution of electrolysis lower concentration, generate the lower concentration sodium hypochlorite solution, electrolyzer generally is provided with the into salt mouth of a river, water outlet, advance cooling nozzle, go out cooling nozzle, discharge the hydrogen mouth.This device is disinfection technology and the device that adopts in the water supply project early, having starting material purchases conveniently, operational administrative is simple, advantages such as facility investment is low, yet, it is not high that the diaphragm-free electrolysis hypochlorite generator exists effective chlorine density, salt consumption and the higher running cost height that causes of power consumption, the electrode operational efficiency is hanged down and the electrolyzer fouling causes a series of technical barriers such as electrode life weak point, these problems are perplexing the business personnel that the clorox disinfection technology is engaged in the rural area always, from having limited electrolysis hypochlorite generator's use to a certain degree, make its sterilisation effect stable, cost of investment is low, starting material are purchased advantage such as convenient and can not be given full play to.
Few diaphragm electrolysis hypochlorite generator on the market, operating performance is all not as ionic membrane method clorox sterilizing unit, and diaphragm process is eliminated in chloralkali process gradually
Summary of the invention
Goal of the invention of the present utility model is that to have solved the existing effective chlorine density of existing clorox preparation system low, and the electrolyzer operational efficiency is low, a series of problems such as salt consumption, ac consumption height.And provide a kind of manufacturing system of clorox.
In order to realize goal of the invention of the present utility model, the manufacturing system of a kind of clorox of the present utility model comprises: comprising: electrolyzer, anode, negative electrode and salt water cycle add case, anode and negative electrode are contained in the electrolyzer and with electrolyzer and are divided into anolyte compartment and cathode compartment, have brine outlet and salt water inlet in the top and bottom of anolyte compartment, the upper end of cathode compartment has water outlet, the salt water cycle adds case and links to each other with the salt water inlet with pipeline by volume pump, brine outlet adds case by pipeline with the salt water cycle and links to each other, the hydrogen that cathode compartment produces is discharged by pipeline, wherein: it also comprises: reaction box, cationic membrane and inlet chest, between anode and negative electrode, cationic membrane is housed, the chlorine that the anolyte compartment produces feeds reaction box by pipeline, water outlet links to each other with reaction box by pipeline, the cathode compartment lower end has water-in, and inlet chest links to each other with water-in with pipeline by intake pump;
The manufacturing system of a kind of clorox of the present utility model, wherein: described cationic membrane is a sodium type ionic membrane;
The manufacturing system of a kind of clorox of the present utility model, wherein: described anode is a net formula anode; Described cathode screen formula negative electrode;
The manufacturing system of a kind of clorox of the present utility model, wherein: the outlet of described reaction box is equipped with and is added pump, and the chlorine bleach liquor who generates in reaction box is pumped into the distribution system of water supply by adding;
The manufacturing system of a kind of clorox of the present utility model, wherein: the manufacturing system of described clorox also comprises: electric control gear, electric control gear are respectively with volume pump, intake pump with add pump and be electrically connected;
Clorox preparation system of the present utility model is compared with existing clorox preparation system, reduced investment, clorox effective chlorine density height, quality is good, energy consumption is low, pollution-free, production cost is low.
Clorox preparation system of the present utility model, chlorine bleach liquor's effective chlorine density height of generation on average can reach 27g/l, reaches as high as 30g/l, is about 4 times of diaphragm-free electrolysis hypochlorite generator; Ac consumption on average is 8kwh/kg, and is minimum to 5kwh/kg, than the on average low 4kwh/kg of diaphragm-free electrolysis hypochlorite generator; The salt consumption on average is 2kg/kg, than the on average low 2kg/kg of diaphragm-free electrolysis hypochlorite generator; Electrolysis with ion-exchange film clorox sterilizing unit current efficiency is on average up to more than 80%, and than diaphragm-free electrolysis hypochlorite generator current efficiency height, electrode life is longer.To sum up, ionic membrane method clorox sterilizing unit greatly reduces the running cost of producer, has reduced energy consumption, has improved chlorine bleach liquor's concentration, more helps using in the Drinking Water sterilization.
Clorox preparation system of the present utility model can the higher chlorine of on-site preparation purity, has realized that preparation is taken at any time at any time.Promptly the chlorine of Sheng Chenging need not be stored, and can directly be added in the tap water to sterilize, and has avoided the danger of chlorine transportation and storage, and the hypochlorite generator compares with diaphragm-free electrolysis, has advantages such as effective chlorine density height, energy consumption is low, running cost is low.
Description of drawings
Fig. 1 is the synoptic diagram of the manufacturing system of clorox of the present utility model.
Embodiment
As shown in Figure 1, label 1 is the anolyte compartment; Label 2 is an anode; Label 3 is a cationic membrane; Label 4 is a negative electrode; Label 5 is a cathode compartment; Label 6 is an electrolyzer; Label 7 is a water outlet; Label 8 is a reaction box; Label 9 is for adding pump; Label 10 is a water-in; Label 11 is an intake pump; Label 12 is an inlet chest; Label 13 is an electric control gear; Label 14 adds case for the salt water cycle; Label 15 is a volume pump; Label 16 is the salt water inlet; Label 17 is a brine outlet.
With reference to Fig. 1, clorox preparation system of the present utility model comprises: electrolyzer 6, anode 2, negative electrode 4, cationic membrane 3, salt water cycle add case 15, inlet chest 12 and reaction box 8.Anode 2 and negative electrode 4 are contained in the electrolyzer 6 and with electrolyzer 6 and are divided into anolyte compartment 1 and cathode compartment 5, between anode 2 and the negative electrode 4 cationic membrane 3 are housed.The lower end of anolyte compartment 1 and upper end are respectively equipped with salt water inlet 16 and brine outlet 17, and the salt water cycle adds case 14 and links to each other with salt water inlet 16 with pipeline by volume pump 15, and brine outlet 17 adds case 14 by pipeline and salt water cycle and links to each other; The lower end of cathode compartment 5 and upper end are respectively equipped with water-in 10 and water outlet 7, and inlet chest 12 links to each other with water-in 10 with pipeline by intake pump 11, and water outlet 7 links to each other with reaction box 8 by pipeline.Anode 2 electrolysis high salt concentration water generates chlorine and salt solution, chlorine enters reaction box 8 by pipeline, and salt solution enters the salt water cycle by brine outlet 17 and adds case 14; Sodium ion 1 sees through cationic membrane 3 and moves in the cathode compartment 5 from the anolyte compartment, with OH
-Reaction generates sodium hydroxide, and sodium hydroxide enters reaction box 8 by negative electrode water outlet 7, and simultaneously, negative electrode 4 brine electrolysis generate hydrogen, and the hydrogen of cathode compartment 5 is discharged by pipeline; Chlorine and caustic lye of soda react in reaction box 8 and generate clorox, and perhaps chlorine does not feed reaction box 8, directly with chlorine addition in water supply network; The outlet of reaction box 8 is equipped with and is added pump 9, and the chlorine bleach liquor who generates in reaction box 8 sends into the distribution system of water supply by adding pump 9.
Principle of work
The chlorine bleach liquor of the utility model preparation is used for the Drinking Water sterilization.This device has pressed from both sides one deck cationic membrane 3 between cathode 4 and sun level 2, high density salt solution advances in anolyte compartment 1, and concentration is 22-27%, anode 2 electrolysis high salt concentration water generates chlorine and salt solution, chlorine enters reaction box 8 by pipeline, and salt solution enters the salt water cycle by brine outlet 7 and adds case 14; Sodium ion 1 sees through cationic membrane 3 and moves in the cathode compartment 5 from the anolyte compartment, with OH
-Reaction generates sodium hydroxide, and sodium hydroxide enters reaction box 8 by negative electrode water outlet 7, and simultaneously, negative electrode 4 brine electrolysis generate hydrogen, and the hydrogen of cathode compartment 5 is discharged by pipeline; Chlorine and caustic lye of soda react in reaction box 8 and generate clorox, and perhaps chlorine does not feed in the reaction box 8, directly with chlorine addition in water supply network; The outlet of reaction box 8 is equipped with and is added pump 9, and the chlorine bleach liquor who generates in reaction box 8 sends into the distribution system of water supply by adding pump 9.
Above example is not the qualification to utility model just to explanation of the present utility model, and the utility model institute restricted portion is referring to claim, and under the situation of spirit of the present utility model, the utility model can be done any type of modification.
Claims (5)
1. the manufacturing system of a clorox, comprise: electrolyzer (6), anode (2), negative electrode (4) and salt water cycle add case (14), anode (2) and negative electrode (4) are contained in the electrolyzer (6) and with electrolyzer (6) and are divided into anolyte compartment (1) and cathode compartment (5), the top and bottom of (1) have brine outlet (17) and salt water inlet (16) in the anolyte compartment, the upper end of cathode compartment (5) has water outlet (7), the salt water cycle adds case (14) and links to each other with salt water inlet (16) with pipeline by volume pump (15), brine outlet (17) adds case (14) by pipeline and salt water cycle and links to each other, the hydrogen that cathode compartment (5) produces is discharged by pipeline, it is characterized in that: it also comprises: reaction box (8), cationic membrane (3) and inlet chest (12), between anode (2) and negative electrode (4), cationic membrane (3) is housed, the chlorine that anolyte compartment (1) produces feeds reaction box (8) by pipeline, water outlet (7) links to each other with reaction box (8) by pipeline, cathode compartment (5) lower end has water-in (10), and inlet chest (12) links to each other with water-in (10) with pipeline by intake pump (11).
2. the manufacturing system of clorox according to claim 1, it is characterized in that: described cationic membrane (3) is a sodium type ionic membrane.
3. the manufacturing system of clorox according to claim 2, it is characterized in that: described anode (2) is a net formula anode; Described negative electrode (4) net formula negative electrode.
4. the manufacturing system of clorox according to claim 3, it is characterized in that: the outlet of described reaction box (8) is equipped with and is added pump (9), and the chlorine bleach liquor who generates in reaction box (8) sends into the distribution system of water supply by adding pump (9).
5. the manufacturing system of clorox according to claim 4, it is characterized in that: the manufacturing system of described clorox also comprises: electric control gear (13), electric control gear (13) are respectively with volume pump (15), intake pump (11) with add pump (9) and be electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206154689U CN201901710U (en) | 2010-11-19 | 2010-11-19 | System for preparing sodium hypochlorite |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206154689U CN201901710U (en) | 2010-11-19 | 2010-11-19 | System for preparing sodium hypochlorite |
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| Publication Number | Publication Date |
|---|---|
| CN201901710U true CN201901710U (en) | 2011-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010206154689U Expired - Fee Related CN201901710U (en) | 2010-11-19 | 2010-11-19 | System for preparing sodium hypochlorite |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102465311A (en) * | 2010-11-19 | 2012-05-23 | 中国水利水电科学研究院 | Manufacturing system and method for sodium hypochlorite |
| CN103060840A (en) * | 2013-01-25 | 2013-04-24 | 河北省电力建设调整试验所 | Dynamic simulation test method for preparing sodium hypochlorite by electrolyzing seawater |
| WO2013082811A1 (en) * | 2011-12-09 | 2013-06-13 | General Electric Company | An apparatus and method for electrochemical production of oxidant related compounds |
| CN105132939A (en) * | 2015-10-15 | 2015-12-09 | 苏州市铂瑞工业材料科技有限公司 | Small sodium hypochlorite generator |
| CN113322482A (en) * | 2021-06-29 | 2021-08-31 | 南京橙子电子科技有限公司 | Micro-acid and hypochlorous acid generator capable of continuously generating and generating method |
-
2010
- 2010-11-19 CN CN2010206154689U patent/CN201901710U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102465311A (en) * | 2010-11-19 | 2012-05-23 | 中国水利水电科学研究院 | Manufacturing system and method for sodium hypochlorite |
| CN102465311B (en) * | 2010-11-19 | 2015-06-10 | 中国水利水电科学研究院 | Preparing system and method of sodium hypochlorite |
| WO2013082811A1 (en) * | 2011-12-09 | 2013-06-13 | General Electric Company | An apparatus and method for electrochemical production of oxidant related compounds |
| TWI564434B (en) * | 2011-12-09 | 2017-01-01 | 奇異電器公司 | An apparatus and method for electrochemical production of oxidant related compounds |
| CN103060840A (en) * | 2013-01-25 | 2013-04-24 | 河北省电力建设调整试验所 | Dynamic simulation test method for preparing sodium hypochlorite by electrolyzing seawater |
| CN103060840B (en) * | 2013-01-25 | 2016-05-11 | 河北省电力建设调整试验所 | A kind of electrolytic seawater is produced clorox dynamic analog test method |
| CN105132939A (en) * | 2015-10-15 | 2015-12-09 | 苏州市铂瑞工业材料科技有限公司 | Small sodium hypochlorite generator |
| CN113322482A (en) * | 2021-06-29 | 2021-08-31 | 南京橙子电子科技有限公司 | Micro-acid and hypochlorous acid generator capable of continuously generating and generating method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110720 Termination date: 20131119 |