CN205347287U - First dimension salt liquid preparation system - Google Patents
First dimension salt liquid preparation system Download PDFInfo
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- CN205347287U CN205347287U CN201521133434.5U CN201521133434U CN205347287U CN 205347287 U CN205347287 U CN 205347287U CN 201521133434 U CN201521133434 U CN 201521133434U CN 205347287 U CN205347287 U CN 205347287U
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Abstract
The utility model discloses a first dimension salt liquid preparation system, it is including the sour cauldron of dilutent dissolving kettle, stills, stills for air blowing, amination reactor, accent that loops through the pipeline intercommunication, concentrated cauldron, with the oxidizing agent storage tank of stills for air blowing intercommunication, with the aminating agent storage tank of amination reactor intercommunication, with the acidifying or alkalizing agent storage tank of transferring sour cauldron intercommunication, with the benzoic acid feed bin of concentrated cauldron intercommunication. The advantage: simple structure has simplified the production technology step, and production cycle has shortened over halfly, improves production efficiency, concentrated condenser and distilling condenser can be respectively carry out recycle with the methane liquid of concentrated cauldron and stills production, avoid extravagant, whole liquid preparation system is the totally -enclosed production system, can avoid introducing impurity, guarantees the earning ratio, stops environmental pollution, improves utilization ratio of material, and reduction in production cost improves the earning ratio to more than 90%, centrifuge is filterable to fall the organic salt, prevents that the organic salt from getting into amination reactor, and then guarantees the earning ratio of the first dimension salt stoste.
Description
Technical field:
This utility model relates to emamectin benzoate preparing technical field, relates in particular to a kind of emamectin benzoate stock solution preparation system.
Background technology:
Emamectin benzoate full name is emamection benaoate, is the new and effective semisynthetic antibiotics insecticide of one starting synthesis from fermented product avilamycin, and it has the feature of ultra high efficiency, low toxicity, low-residual, the biological pesticide such as nuisanceless；The preventing and treating of the various pests being widely used on the crops such as vegetable, fruit tree, Cotton Gossypii.At present, the preparation of emamectin benzoate needs dichloromethane, avilamycin and oxidant carry out dissolved oxygen at stills for air blowing, then, solution after oxidation reaction is imported in washing kettle, after removing, with phosphate aqueous solution stirring, the impurity that oxidation reaction generates, clean system precipitation 2 hours, organic solution after clean system precipitation imports another washing kettle and reacts adjustment acid-base value with glacial acetic acid, clean system precipitation 2 hours again, organic solution after clean system precipitation 2 imports drying equipment and adds desiccant and dewater, organic solution after dewatering imports amination still and carries out aminating reaction with aminating agent, organic solution after aminating reaction imports washing kettle and regulates acid-base value and carry out 2 washings, stand 2 hours after washing every time, organic solution after washing imports concentration kettle and carries out being condensed into salt.It is many that it has the disadvantage that (1) leads still step, and the production cycle is more than 70 hours；(2) adopting the mode of chemical reaction to remove the impurity that oxidation reaction generates, acid-alkali accommodation preparation makes consumption big, containing impurity such as desiccant in product, causes earning rate about 80%；(3) when drying equipment dewaters, solvent evaporation evaporate in air, causes environmental pollution, wastes raw material simultaneously, improves production cost, reduces earning rate；(4) organic solution is when concentration kettle carries out being condensed into salt, and the methane gas of generation is directly disposed as side-product, makes full use of, and increases production cost；(5) organic solution mixes uneven in each still, causes reaction insufficient, there is organic salt impurity, affect the earning rate of emamectin benzoate stock solution.
Utility model content:
The purpose of this utility model is in that to provide a kind of emamectin benzoate stock solution preparation system that can effectively shorten production cycle, raising earning rate.
This utility model is implemented by following technical scheme: emamectin benzoate stock solution preparation system, it includes passing sequentially through the dilution dissolution kettle of pipeline connection, distillating still, stills for air blowing, amination still, acid adjustment still, concentration kettle, the oxidant storage tank connected with described stills for air blowing, the aminating agent storage tank connected with described amination still, the acid-base modifier storage tank connected with described acid adjustment still, the benzoic acid feed bin connected with described concentration kettle.
It also includes concentration condenser, concentration and recovery tank, the gas outlet of described concentration kettle is provided with described concentration condenser, the outlet of described concentration condenser is connected with the charging aperture of described concentration and recovery tank, and described concentration and recovery tank is connected by water pump with the inlet of described dilution dissolution kettle.
It also includes distiller condenser, Distillation recovery tank, the gas outlet of described distillating still is provided with described distiller condenser, the outlet of described distiller condenser is connected with the charging aperture of described Distillation recovery tank, and described Distillation recovery tank is connected by water pump with the inlet of described acid adjustment still.
Described pipeline between described stills for air blowing and described amination still is provided with centrifuge.
Advantage of the present utility model: simple in construction, simplifies production craft step, and the production cycle reduces by more than half, and improves production efficiency；The methane liquid that concentration kettle and distillating still produce can be recycled by concentration condenser and distiller condenser respectively, it is to avoid waste；Whole stock solution preparation system is total enclosing production system, it is possible to avoids introducing impurity, it is ensured that earning rate, is possible to prevent solvent to evaporate in air simultaneously, stop environmental pollution, improve raw material availability, reduces production cost, improves earning rate to more than 90%；Centrifuge may filter that organic salt, it is prevented that organic salt enters amination still, and then ensures the earning rate of emamectin benzoate stock solution.
Accompanying drawing illustrates:
Fig. 1 is overall structure schematic diagram of the present utility model.
Dilution dissolution kettle 1, distillating still 2, stills for air blowing 3, amination still 4, acid adjustment still 5, concentration kettle 6, oxidant storage tank 7, aminating agent storage tank 8, acid-base modifier storage tank 9, distiller condenser 10, Distillation recovery tank 11, water pump 12, concentration condenser 13, concentration and recovery tank 14, centrifuge 15, benzoic acid feed bin 16.
Detailed description of the invention:
As shown in Figure 1, emamectin benzoate stock solution preparation system, it includes passing sequentially through the dilution dissolution kettle 1 of pipeline connection, distillating still 2, stills for air blowing 3, amination still 4, acid adjustment still 5, concentration kettle 6, the oxidant storage tank 7 connected with stills for air blowing 3, the aminating agent storage tank 8 connected with amination still 4, the acid-base modifier storage tank 9 connected with acid adjustment still 5, the benzoic acid feed bin 16 connected with concentration kettle 6；Adding avilamycin raw material, methane solvent and water in dilution dissolution kettle 1, avilamycin obtains abamectin solution after fully dissolving in dilution dissolution kettle 1；After abamectin solution enters distillating still 2, distillation removal moisture obtains pure abamectin solution；Abamectin solution and oxidant carry out oxidation reaction in stills for air blowing 3 and obtain oxidation product；Oxidation product and aminating agent carry out amination reduction reaction in amination still 4 and obtain first dimension element product；First dimension element product carries out acid adjustment reaction with acid-base modifier at acid adjustment still 5, regulates the acid-base value of first dimension element product；First dimension element product generates emamectin benzoate with benzoic acid after concentration kettle 6 concentrates；Whole stock solution preparation system is total enclosing production system, it is possible to prevent solvent from evaporateing in air, it is to avoid environmental pollution, improves raw material availability, reduces production cost, improves earning rate to more than 90%；
It also includes distiller condenser 10, Distillation recovery tank 11, the gas outlet of distillating still 2 is provided with distiller condenser 10, the outlet of distiller condenser 10 is connected with the charging aperture of Distillation recovery tank 11, and Distillation recovery tank 11 is connected by water pump 12 with the inlet of acid adjustment still 5；The avilamycin liquid particles carried in the gas that distillating still 2 produces enters Distillation recovery tank 11 after forming avilamycin liquid after distiller condenser 10 condenses, avilamycin liquid in Distillation recovery tank 11 is pumped in acid adjustment still 5 and continues to participate in reaction by water pump 12, avoid environmental pollution, improve the utilization rate of avilamycin；
It also includes concentration condenser 13, concentration and recovery tank 14, the gas outlet of concentration kettle 6 is provided with concentration condenser 13, the outlet of concentration condenser 13 is connected with the charging aperture of concentration and recovery tank 14, and concentration and recovery tank 14 is connected by water pump 12 with the inlet of dilution dissolution kettle 1；Concentration and recovery tank 14 is entered after forming methane liquid after concentrated condenser 13 condensation of methane liquid granule carried in the gas that concentration kettle 6 produces, methane liquid in concentration and recovery tank 14 is pumped in dilution dissolution kettle 1 and continues to participate in reaction by water pump 12, it is to avoid environmental pollution；
Being provided with centrifuge 15 on pipeline between stills for air blowing 3 and amination still 4, centrifuge 15 can filter carrying in oxidation product part organic salt, it is prevented that organic salt enters amination still 4, and then ensures the earning rate of emamectin benzoate.
Claims (3)
1. emamectin benzoate stock solution preparation system, it is characterized in that, it includes passing sequentially through the dilution dissolution kettle of pipeline connection, distillating still, stills for air blowing, amination still, acid adjustment still, concentration kettle, the oxidant storage tank connected with described stills for air blowing, the aminating agent storage tank connected with described amination still, the acid-base modifier storage tank connected with described acid adjustment still, the benzoic acid feed bin connected with described concentration kettle；Described pipeline between described stills for air blowing and described amination still is provided with centrifuge.
2. emamectin benzoate stock solution preparation system according to claim 1, it is characterized in that, it also includes concentration condenser, concentration and recovery tank, the gas outlet of described concentration kettle is provided with described concentration condenser, the outlet of described concentration condenser is connected with the charging aperture of described concentration and recovery tank, and described concentration and recovery tank is connected by water pump with the inlet of described dilution dissolution kettle.
3. emamectin benzoate stock solution preparation system according to claim 1, it is characterized in that, it also includes distiller condenser, Distillation recovery tank, the gas outlet of described distillating still is provided with described distiller condenser, the outlet of described distiller condenser is connected with the charging aperture of described Distillation recovery tank, and described Distillation recovery tank is connected by water pump with the inlet of described acid adjustment still.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521133434.5U CN205347287U (en) | 2015-12-30 | 2015-12-30 | First dimension salt liquid preparation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521133434.5U CN205347287U (en) | 2015-12-30 | 2015-12-30 | First dimension salt liquid preparation system |
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| Publication Number | Publication Date |
|---|---|
| CN205347287U true CN205347287U (en) | 2016-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201521133434.5U Active CN205347287U (en) | 2015-12-30 | 2015-12-30 | First dimension salt liquid preparation system |
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| CN (1) | CN205347287U (en) |
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2015
- 2015-12-30 CN CN201521133434.5U patent/CN205347287U/en active Active
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