CN203373146U - Special equipment for preparing composite chlorine dioxide with high yield - Google Patents
Special equipment for preparing composite chlorine dioxide with high yield Download PDFInfo
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- CN203373146U CN203373146U CN201320457103.1U CN201320457103U CN203373146U CN 203373146 U CN203373146 U CN 203373146U CN 201320457103 U CN201320457103 U CN 201320457103U CN 203373146 U CN203373146 U CN 203373146U
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Abstract
The utility model relates to special equipment for preparing composite chlorine dioxide with high yield. The equipment comprises a primary reactor, a secondary reactor, a tertiary reactor, an overflow pipe, a pressure relief pipe and an aerator pipe connected with the inlet of the primary reactor; an exhaust pipe and the pressure relief pipe are connected with the outlet of the tertiary reactor; the overflow pipe is connected with the secondary reactor and the tertiary reactor; electromagnetic induction heaters are respectively located on the secondary reactor and the tertiary reactor; the primary reactor is a tower reactor; the secondary reactor is an annular reactor, the tertiary reactor is a tubular reactor, and the primary reactor is built in the center of the secondary reactor so as to be combined into a whole. According to the equipment provided by the utility model, three levels of different reactor structure forms are used for controlling different temperatures to reinforce the reaction speed so as to ensure that the raw material conversion rate is higher than 90%. Meanwhile, the equipment provided by the utility model is unique in design, compact in structure, small in volume and capable of effectively solving the difficulty of small equipment for preparing chlorine dioxide with high yield.
Description
Technical field
The utility model relates to technical field of inorganic chemical industry, especially relates to a kind of novel specific equipment for preparing composite chlorine dioxide.
Background technology
Chlorine dioxide generator is from the eighties of last century the eighties, in China, just start to be researched and developed, so far two more than ten years, various technologies of preparing (mainly referring to chemical method) have had considerable progress, are mainly used in the water treatment field such as tap water, middle water reuse, industrial circulating water, hospital sewage, municipal effluent, trade effluent.For the dioxide peroxide technology of preparing that had just entered at that time China, starting is researched and developed for the preparation of composite chlorine dioxide, therefore, the research and development course of China's dioxide peroxide technology of preparing, the research and development course of composite chlorine dioxide technology of preparing namely, so chlorine dioxide generator great majority in the market are all still to take compound chlorine dioxide generator as main, are bringing into play very important effect in water treatment field.
But compound chlorine dioxide generator develops so far, no matter adopts which kind of technology of preparing, all very high breakthroughs of neither one of its preparative capacibility, at present maximum output is 20000g/h(folding available chlorine) equipment.Current, along with the fast development of national economy, on market, the cry of demand high yield chlorine dioxide generator is more and more higher, the needs that the equipment of 20000g/h can not satisfying the market, and this is a developing direction of producer from now on.; the insider is perfectly clear; owing to adopting generator apparatus to improve the preparative capacibility of dioxide peroxide; relate to the key issues such as safety, transformation efficiency and reactor volume; safety problem particularly, so, also few people's research and development at present; the 20000g/h preparative capacibility is thought the upper limit of producer preparative capacibility by insider at that time, then to improve output be exactly the forbidden zone of producer research and development.Therefore, up to the present the equipment that is greater than 20000g/h almost seldom arranged on market, the equipment of 50000g/h just be nobody shows any interest in especially, so this is a blank of domestic chlorine dioxide generator.
The utility model content
The technical purpose that the utility model solves is to provide a kind of specific equipment for preparing high yield dioxide composite chlorine body.
In order to achieve the above object, the technical solution adopted in the utility model is:
A kind of specific equipment of high yield composite chlorine dioxide, comprise A reactor, second reactor, and three reactor, upflow tube, relief tube is connected with the A reactor import with aeration tube; Extraction pipe is connected with the outlet of three reactor with relief tube; Between upflow tube and second reactor and three reactor, be connected; Electromagnetic induction heater lays respectively on second reactor and three reactor; Described A reactor is tower reactor, and second reactor is annular reactor, and three reactor is tubular reactor, and A reactor is built in the center of second reactor, be combined into one, and together heating, reaction, also effectively utilized the device space respectively.
Equipment of the present utility model is that to take sodium chlorate and hydrochloric acid be raw material, adopts at least three reactor, and three kinds of different structures, under certain thermograde, control certain negative pressure, certain material molar ratio, and reaction is carried out according to following reaction formula:
NaClO
3+2HCl=ClO
2+1/2Cl
2＋NaCl+H
2O
Finally prepare high yield dioxide composite chlorine body.The dioxide composite chlorine body produced can be taken it out of reactor by introduced air, delivers to the sterilization of water treatment place.
Above-mentioned specific equipment, described aeration tube is positioned at the top of A reactor, with the outlet of hydrochloric acid transfer lime, is connected.
Above-mentioned specific equipment, also comprise pressure transmitter, the negative pressure of on-line monitoring producer, and pressure transmitter is connected with the top of A reactor; Preferably, described upflow tube is connected with the top between three reactor with second reactor.Reaction adopts the negative pressure aeration method to be prepared, and on producer, we adopt pressure transmitter first, but the negative pressure of on-line monitoring producer, and implement chain control, guarantee equipment safety operation.Aeration aptly under negative pressure, constantly, by reactant gases extraction device promptly, the control negative pressure value is 0.006～0.025MPa.
Above-mentioned specific equipment, described electromagnetic induction heater is positioned at the outer middle side part of second reactor and three reactor and closely places.In reaction, we change former traditional type of heating in industry, adopt electromagnetic induction heating, implement three warm dual controls, make reaction more fast, effectively, wherein, second reactor is in heating, conduct heat and carry out primary reaction to A reactor by mother liquor, three reactor is further improving at temperature, and reaction is fully carried out; Wherein, the temperature of second reactor is preferably 48～52 ℃, and the temperature of three reactor is preferably 71～73 ℃.
On the specific equipment that the utility model provides and market, the difference of the maximum of generator apparatus is exactly that output is high.This compound chlorine dioxide generator has changed former single simple reactor types, adopted the reactor of three kinds of structures that three grades, exotic materials make, and adopt the array configuration of built-in reactor, high safety, output is high, compact construction, equipment volume is little, motion and the admixture of reaction mother liquor are constantly changed in reaction, and with the back-mixing phenomenon, more strengthened reaction fast, carry out smoothly, greatly promoted the raising of feed stock conversion, be a kind of Novel high yield quantitative response device.
Compound chlorine dioxide generator of the present utility model is by adopting the reactor of three grades of different structures, high yield, high conversion problem under safety condition have been solved well, three reactors efficiently utilize small space, not only increased the mobile course of reaction solution, constantly changing admixture simultaneously, make to mix abundant, desirable, increased to greatest extent the area conducted heat, accelerated carrying out fast of reaction, guaranteed residence time of material, the abundance that has guaranteed heat is supplied with, to reach finally carrying out of reaction.Really realized that structural volume is little, the purpose that output is high.Be once breakthrough trial, change the natural mode of domestic Generator Design, compare with former compound producer, not only output is high, and transformation efficiency is high.And high safety, the automatic control level is high, easy and simple to handle, stable, and sterilization, sterilisation effect ideal can meet more user and large-scale water treatment user's needs.
Adopt specific equipment of the present utility model to carry out the method for high yield composite chlorine dioxide, preferably press the preparative capacibility of 50000g/h, the ratio that the hydrochloric acid soln that the sodium chlorate solution who is 40.3% by concentration and concentration are 31% is 1:1.96～2.16 according to mol ratio joins in A reactor is reacted, and through second reactor and three reactor reaction, obtains high yield dioxide composite chlorine body.Theoretical and this reaction mechanism according to reaction engineering, variation according to the thermograde in reaction process (being temperature levels and temperature sequence) and concentration gradient, be divided into third order reaction, and adopt three different reactors to carry out, under high yield, guarantee residence time of material, increase to greatest extent the mobile course of reaction mother liquor, and by the different structure of three reactor, constantly change, enhancing micromixing effect, the existing stream that falls, up-flow is also arranged, the admixture of accelerated reaction mother liquor and reaction effect.Mother liquor back-mixing phenomenon in recycling second reactor (annular reactor), more promote W-response speed, improve reaction effect, can make feed stock conversion is more than 90%, the output of composite chlorine dioxide reaches 30000～50000g/h, has reached the advanced level of external identical technology of preparing.
The accompanying drawing explanation
Fig. 1 is the schematic diagram of the utility model preparation method's specific equipment; Wherein 1, aeration tube; 2, sodium chlorate transfer lime; 3, sodium chlorate solution; 4, relief tube; 5, A reactor; 6, traverse baffle; 7, second reactor; 8, electromagnetic induction heater; 9, upflow tube; 10, three reactor; 11, perpendicular traverse baffle; 12, pressure transmitter; 13, extraction pipe; 14, relief tube; 15, hydrochloric acid; 16, hydrochloric acid transfer lime.
Embodiment
For further illustrating the utility model, illustrate with the following Examples:
Method in following examples all adopts following specific equipment to carry out:
A kind of compound chlorine dioxide generator, by A reactor 5, second reactor 7, three reactor 10, upflow tube 9 forms, and wherein relief tube 4 is connected with A reactor 5 imports with aeration tube 1; Extraction pipe 13 is connected with the outlet of three reactor 10 with relief tube 14, and upflow tube 9 is connected with the top between second reactor 7 and three reactor 10; A reactor 5 is tower reactor, and second reactor 7 is annular reactor, and three reactor 10 is tubular reactor, and A reactor 5 is built in the center of second reactor 7, mutually is combined into one, and together heating, effectively utilized the device space.Aeration tube 1 is positioned at the top of A reactor 5, with sodium chlorate transfer lime 2, hydrochloric acid transfer lime 16, is connected.Pressure transmitter 12 is connected with the top of A reactor 5.Electromagnetic induction heater 8 is positioned at the outer middle side part of second reactor 7 and three reactor 10 and closely places.
Carry out the preparation of high yield composite chlorine dioxide, the ratio that sodium chlorate solution by 40.3% and 31% hydrochloric acid soln are 1:1.98 according to mol ratio joins in compound chlorine dioxide generator carries out gradual reaction, adopt electromagnetic induction heating to carry out three warm dual controls, the second order reaction actuator temperature is 49 ℃, and the third order reaction actuator temperature is 70 ℃.Control negative pressure 0.015MPa.In preparation, adopt three reactor to carry out, by the reactor of three kinds of different structures, constantly change, strengthen the micromixing effect, the admixture of accelerated reaction mother liquor and reaction effect, finally obtain the dioxide composite chlorine body, directly delivers to the sterilization place.
In preparation process, the sampling analysis detection is carried out to combined reactor in scene.
Detected result: the composite chlorine dioxide gas yield is 50002g/h, and feed stock conversion is 90.02%.
Carry out the preparation of high yield composite chlorine dioxide, the ratio that sodium chlorate solution by 40.3% and 31% hydrochloric acid soln are 1:2.13 according to mol ratio joins in compound chlorine dioxide generator is reacted, adopt electromagnetic induction heating to carry out three warm dual controls, the second order reaction actuator temperature is 50 ℃, and the third order reaction actuator temperature is 72 ℃.Control negative pressure 0.018MPa.In preparation, adopt three reactor to carry out, by the reactor of three kinds of different structures, constantly change, strengthen the micromixing effect, the admixture of accelerated reaction mother liquor and reaction effect, finally obtain the dioxide composite chlorine body, directly delivers to the sterilization place.
In preparation process, the sampling analysis detection is carried out to combined reactor in scene.
Detected result: composite chlorine dioxide gas yield 50006g/h, feed stock conversion 90.08%.
Carry out the preparation of high yield composite chlorine dioxide, the ratio that sodium chlorate solution by 40.3% and 31% hydrochloric acid soln are 1:2.05 according to mol ratio joins in compound chlorine dioxide generator is reacted, adopt electromagnetic induction heating to carry out three warm dual controls, the second order reaction actuator temperature is 52 ℃, and the third order reaction actuator temperature is 71 ℃.Control negative pressure 0.022MPa.In preparation, adopt three reactor to carry out, by the reactor of three kinds of different structures, constantly change, strengthen the micromixing effect, the admixture of accelerated reaction mother liquor and reaction effect, finally obtain the dioxide composite chlorine body, directly delivers to the sterilization place.
In preparation process, the sampling analysis detection is carried out to combined reactor in scene.
Detected result: composite chlorine dioxide gas yield 50003g/h, feed stock conversion 90.03%.
Carry out the preparation of high yield composite chlorine dioxide, the ratio that sodium chlorate solution by 40.3% and 31% hydrochloric acid soln are 1:2.08 according to mol ratio joins in compound chlorine dioxide generator is reacted, adopt electromagnetic induction heating to carry out three warm dual controls, the second order reaction actuator temperature is 50 ℃, and the third order reaction actuator temperature is 72 ℃.Control negative pressure 0.015MPa.In preparation, adopt three reactor to carry out, by the reactor of three kinds of different structures, constantly change, strengthen the micromixing effect, the admixture of accelerated reaction mother liquor and reaction effect, finally obtain the dioxide composite chlorine body, directly delivers to the sterilization place.
In preparation process, the sampling analysis detection is carried out to combined reactor in scene.
Detected result: composite chlorine dioxide gas yield 50003g/h, feed stock conversion 90.05%.
Above-described embodiment is described preferred implementation of the present utility model; not scope of the present utility model is limited; under the prerequisite that does not break away from the utility model design spirit; various distortion and improvement that the common engineering technical personnel in this area make the technical solution of the utility model, all should fall in the definite protection domain of claims of the present utility model.
Claims (4)
1. the specific equipment of high yield composite chlorine dioxide is characterized in that: comprise A reactor (5), and second reactor (7), three reactor (10), upflow tube (9), relief tube (4) is connected with A reactor (5) import with aeration tube (1); Extraction pipe (13) is connected with the outlet of three reactor (10) with relief tube (14); Between upflow tube (9) and second reactor (7) and three reactor (10), be connected; Electromagnetic induction heater (8) lays respectively on second reactor (7) and three reactor (10); Described A reactor (5) is tower reactor, and second reactor (7) is annular reactor, and three reactor (10) is tubular reactor, A reactor (5) is built in the center of second reactor (7), be combined into one together heating, reaction respectively.
2. specific equipment according to claim 1, it is characterized in that: described aeration tube (1) is positioned at the top of A reactor (5), with the outlet of hydrochloric acid transfer lime (16), is connected.
3. specific equipment according to claim 1 is characterized in that: also comprise pressure transmitter (12), and the negative pressure of on-line monitoring producer, pressure transmitter (12) is connected with the top of A reactor (5); Described upflow tube (9) is connected with the top between three reactor (10) with second reactor (7).
4. specific equipment according to claim 1, it is characterized in that: described electromagnetic induction heater (8) is positioned at the outer middle side part of second reactor (7) and three reactor (10) and closely places.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320457103.1U CN203373146U (en) | 2013-07-29 | 2013-07-29 | Special equipment for preparing composite chlorine dioxide with high yield |
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| CN201320457103.1U CN203373146U (en) | 2013-07-29 | 2013-07-29 | Special equipment for preparing composite chlorine dioxide with high yield |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103332656A (en) * | 2013-07-29 | 2013-10-02 | 深圳欧泰华工程设备有限公司 | Method for preparing high-yield compound chlorine dioxide and special equipment |
| CN109231169A (en) * | 2018-11-28 | 2019-01-18 | 深圳中科欧泰华环保科技有限公司 | A kind of preparation method of the difunctional device for preparing chlorine dioxide and chlorine dioxide |
-
2013
- 2013-07-29 CN CN201320457103.1U patent/CN203373146U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103332656A (en) * | 2013-07-29 | 2013-10-02 | 深圳欧泰华工程设备有限公司 | Method for preparing high-yield compound chlorine dioxide and special equipment |
| CN103332656B (en) * | 2013-07-29 | 2015-09-16 | 深圳欧泰华工程设备有限公司 | The method of high yield composite chlorine dioxide and specific equipment |
| CN109231169A (en) * | 2018-11-28 | 2019-01-18 | 深圳中科欧泰华环保科技有限公司 | A kind of preparation method of the difunctional device for preparing chlorine dioxide and chlorine dioxide |
| CN109231169B (en) * | 2018-11-28 | 2022-02-08 | 深圳中科欧泰华环保科技有限公司 | Double-function chlorine dioxide preparation device and method |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140101 Termination date: 20210729 |
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| CF01 | Termination of patent right due to non-payment of annual fee |