CN211562951U - Reaction system for strengthening mass transfer - Google Patents
Reaction system for strengthening mass transfer Download PDFInfo
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- CN211562951U CN211562951U CN201922428431.9U CN201922428431U CN211562951U CN 211562951 U CN211562951 U CN 211562951U CN 201922428431 U CN201922428431 U CN 201922428431U CN 211562951 U CN211562951 U CN 211562951U
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- storage tank
- reactor
- mass transfer
- reaction system
- emulsification pump
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 60
- 238000005728 strengthening Methods 0.000 title abstract description 6
- 239000000463 material Substances 0.000 claims abstract description 76
- 238000003860 storage Methods 0.000 claims abstract description 68
- 238000004945 emulsification Methods 0.000 claims abstract description 55
- 238000001816 cooling Methods 0.000 claims abstract description 27
- 238000000034 method Methods 0.000 claims abstract description 12
- 238000002156 mixing Methods 0.000 claims abstract description 8
- 238000003756 stirring Methods 0.000 claims description 10
- 239000000839 emulsion Substances 0.000 claims description 5
- 239000002893 slag Substances 0.000 claims description 3
- 239000005931 Spirotetramat Substances 0.000 abstract description 15
- CLSVJBIHYWPGQY-GGYDESQDSA-N spirotetramat Chemical compound CCOC(=O)OC1=C(C=2C(=CC=C(C)C=2)C)C(=O)N[C@@]11CC[C@H](OC)CC1 CLSVJBIHYWPGQY-GGYDESQDSA-N 0.000 abstract description 15
- 238000007086 side reaction Methods 0.000 abstract description 5
- 238000002360 preparation method Methods 0.000 abstract description 2
- 230000001804 emulsifying effect Effects 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 11
- 230000015572 biosynthetic process Effects 0.000 description 7
- 238000003786 synthesis reaction Methods 0.000 description 7
- 239000007787 solid Substances 0.000 description 6
- 230000002708 enhancing effect Effects 0.000 description 5
- 238000013016 damping Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000036632 reaction speed Effects 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 230000009885 systemic effect Effects 0.000 description 3
- 241000258937 Hemiptera Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- -1 ethoxycarbonyloxy Chemical group 0.000 description 2
- 230000000749 insecticidal effect Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000001178 (E)-dec-3-en-2-one Substances 0.000 description 1
- 241001124076 Aphididae Species 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 241001465977 Coccoidea Species 0.000 description 1
- 241000238631 Hexapoda Species 0.000 description 1
- 241001466030 Psylloidea Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 241001414989 Thysanoptera Species 0.000 description 1
- 241000607479 Yersinia pestis Species 0.000 description 1
- CLSVJBIHYWPGQY-UHFFFAOYSA-N [3-(2,5-dimethylphenyl)-8-methoxy-2-oxo-1-azaspiro[4.5]dec-3-en-4-yl] ethyl carbonate Chemical compound CCOC(=O)OC1=C(C=2C(=CC=C(C)C=2)C)C(=O)NC11CCC(OC)CC1 CLSVJBIHYWPGQY-UHFFFAOYSA-N 0.000 description 1
- 230000000895 acaricidal effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000003818 cinder Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 239000002917 insecticide Substances 0.000 description 1
- 150000002632 lipids Chemical class 0.000 description 1
- 244000144972 livestock Species 0.000 description 1
- 230000005923 long-lasting effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
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Abstract
The utility model provides a reaction system for strengthening mass transfer, which belongs to the technical field of spirotetramat preparation and comprises a storage tank, an emulsification pump, a reactor and a cooling tower; the material storage tank is provided with a plurality of material storage tanks; the emulsifying pump is communicated with the material storage tank and is used for uniformly mixing the materials; the reactor is used for realizing the reaction process of materials; the temporary storage tank is used for temporarily storing the materials discharged from the reactor; the outlet of the temporary storage tank is respectively communicated with the inlet of the cooling tower and a pipeline going to the next process; the material gets into the reactor reaction after passing through the emulsification pump misce bene from the storage tank and gets into the jar of keeping in again and keep in, and the material in the jar of keeping in gets into the feed inlet of emulsification pump after the cooling tower cooling and circulates or goes to next process continuously. The utility model relates to a reaction system of strengthening mass transfer adopts the emulsification pump to do the reactor and can strengthen the mass transfer, and the material is shorter at the time that the emulsification pump stops, and side reaction is less, improves reaction selectivity and reaction rate, improves the synthetic efficiency of midbody, and then improves the synthetic efficiency of spirotetramat.
Description
Technical Field
The utility model belongs to the technical field of the preparation of spirotetramat, more specifically say, relate to a reaction system who strengthens mass transfer.
Background
Spirotetramat (spirotetramat) is a second generation new insecticide variety developed by Bayer, Germany under the trade name Movento, the chemical name 4- (ethoxycarbonyloxy) -8-methoxy-3-min (2, 5-dimethylphenyl) -1-azaspiro [4, 5 ] -azaspiro]-dec-3-en-2-one having the formula C21H27NO5。
The spirotetramat belongs to a lipoid synthesis inhibitor, causes poisoning death by inhibiting the synthesis of insect lipid, is the only insecticidal and acaricidal agent with two-way systemic conductive performance so far, has the characteristics of high activity, small using amount, strong systemic property, wide insecticidal spectrum, long lasting period and safety to people, livestock and environment, can move upwards and downwards in the whole plant body to reach leaf surfaces and barks, can protect newborn stems, leaves and roots due to the unique systemic performance, can effectively prevent and treat various piercing-sucking mouthparts pests such as aphids, thrips, psyllids, mealybugs, whiteflies and scale insects, and has good market prospect and application prospect.
At present, the technological route for synthesizing the technical raw material spirotetramat is not mature enough, the industrial production cost is higher, and the production technology comprises the steps of raw material selection, intermediate synthesis and spirotetramat synthesis; the synthesis of the intermediate is carried out in the reaction kettle, and the side reactions are more when the existing materials are reacted in the reaction kettle, so that the synthesis rate of the intermediate and the spirotetramat is low, therefore, the production cost of the spirotetramat is reduced, and a reaction system capable of improving the synthesis efficiency of the intermediate and the spirotetramat is urgently needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a strengthen reaction system of mass transfer, it is more to aim at solving the material side reaction when the reaction kettle is carried out to the production technology of present spirotetramat, leads to the technical problem that midbody and spirotetramat's synthetic rate is low.
In order to achieve the above object, the utility model adopts the following technical scheme: there is provided a mass transfer enhanced reaction system comprising:
the storage tank is used for containing materials, and a plurality of storage tanks are arranged;
the emulsification pump is used for providing power and uniformly mixing the materials conveyed by the material storage tanks; the emulsification pump is communicated with the material storage tank;
the reactor is used for realizing the reaction process of the uniformly mixed materials; the inlet of the reactor is communicated with the emulsification pump;
a temporary storage tank for temporarily storing the material discharged from the reactor; the inlet of the temporary storage tank is communicated with the reactor; and
the cooling tower is used for cooling the materials discharged from the temporary storage tank; the inlet of the cooling tower is communicated with the temporary storage tank;
the outlet of the temporary storage tank is respectively communicated with the inlet of the cooling tower and a pipeline going to the next process; the material is from a plurality of get into after passing through emulsification pump misce bene the reactor reaction reentrant the jar of keeping in keeps in, the jar of keeping in the material gets into continue to get into after the cooling tower cooling the feed inlet of emulsification pump is continuous to circulate or is gone to next process.
As another embodiment of the present application, two emulsification pumps are provided, wherein one of the emulsification pumps is a standby emulsification pump; the feed inlets of the two emulsification pumps are communicated with the storage tank, and the discharge outlets are communicated with the inlet of the reactor.
As another embodiment of this application, be equipped with in the jar of keeping in and be used for with material misce bene's agitating unit.
As another embodiment of the present application, the stirring device is a paddle stirrer.
As another embodiment of the present application, the blades of the paddle stirrer are a straight blade and a folded blade.
As another embodiment of this application, the temporary storage tank top is equipped with charge door and gas outlet, and the bottom is equipped with row cinder notch.
As another embodiment of the application, the storage tank is provided with three storage tanks.
As another embodiment of the application, the reactor is provided with a sampling hole and a flowmeter.
As another embodiment of the application, a temperature measuring hole and a pressure measuring hole are arranged on the reactor.
As another embodiment of the application, the bottom of the emulsion pump is provided with a damping device.
The utility model provides a pair of strengthen reaction system of mass transfer's beneficial effect lies in: compared with the prior art, the utility model relates to a reaction system of strengthening mass transfer adopts the emulsification pump to do the reactor and can strengthen the mass transfer, and the material is shorter at the time that the emulsification pump stops, and side reaction is less, improves reaction selectivity and reaction rate, improves the synthetic efficiency of midbody, and then improves the synthetic efficiency of spirotetramat.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a mass transfer enhancement reaction system provided by an embodiment of the present invention;
in the figure: 100. a material storage tank; 200. an emulsification pump; 300. a reactor; 400. a temporary storage tank; 410. a stirring device; 420. a feed inlet; 430. an air outlet; 440. a slag discharge port; 500. a cooling tower; 600. a pipeline;
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, a mass transfer enhanced reaction system according to the present invention will now be described. The reaction system for enhancing mass transfer comprises a storage tank 100, an emulsification pump 200, a reactor 300, a storage tank 400 and a cooling tower 500; the material storage tank 100 is used for containing materials, and a plurality of material storage tanks 100 are arranged; the emulsification pump 200 is used for providing power and uniformly mixing materials conveyed by the material storage tanks 100; the emulsification pump 200 is communicated with the storage tank 100; the reactor 300 is used for realizing a reaction process of uniformly mixed materials; the inlet of the reactor 300 is communicated with the emulsification pump 200; the temporary storage tank 400 is used for temporarily storing the material discharged from the reactor 300; the inlet of the temporary storage tank 400 is communicated with the reactor 300; the cooling tower 500 is used for cooling the material discharged from the temporary storage tank 400; the inlet of the cooling tower 500 is communicated with the temporary storage tank 400; the outlet of the cooling tower 500 is communicated with the feed inlet of the emulsification pump 200; the outlet of the temporary storage tank 400 is respectively communicated with the inlet of the cooling tower 500 and a pipeline 600 for the next process; the materials are uniformly mixed from a plurality of storage tanks 100 through an emulsification pump 200 and then enter a reactor 300 for reaction and then enter a temporary storage tank 400 for temporary storage, and the materials in the temporary storage tank 400 enter a cooling tower 500 for cooling and then continue to enter a feed inlet of the emulsification pump 200 for continuous circulation or go to the next process.
The utility model discloses an no longer use prior art's reation kettle, but use emulsification pump 200 and reactor 300 to replace, emulsification pump 200 and storage tank 100 intercommunication, carry the comminuted that comes and the misce bene back with storage tank 100 and react in reactor 300, the material after the reaction is accomplished gets into from the export of reactor 300 and keeps in jar 400 temporarily, the export of jar 400 temporarily stores in is divided into two branches, a branch road goes down one process, another branch road and cooling tower 500's import intercommunication, the material after the cooling tower 500 cools off continues to return emulsification pump 200 through pipeline 600 and carries out the misce bene, the material circulates according to this, the material after the reaction is complete gets into from the export of reactor 300 and keeps in jar 400 temporarily, and go down one process through a branch road by the export of jar 400 temporarily storing.
It should be noted that the temporary storage tank 400 is used for temporarily storing the materials after reaction in the reactor 300, and also can play a role in buffering the whole system to ensure the pressure stability of the system; the temporary storage tank 400 can be made of carbon steel or other materials, and can be made of any material which can meet the function of temporarily storing materials; in addition, the structure of the temporary storage tank 400 may be a plane at the top and bottom, or a cone or an ellipse at the top and bottom, whatever the shape, as long as the structure can meet the production requirement of temporary storage of materials, the material and structure of the temporary storage tank 400 can be selected according to the process requirement.
The utility model provides a pair of strengthen reaction system of mass transfer's beneficial effect lies in: compared with the prior art, the utility model relates to a reaction system of strengthening mass transfer adopts emulsification pump 200 to do reactor 300 and can strengthen the mass transfer, and the material is shorter at the time that emulsification pump 200 stops, and side reaction is less, improves reaction selectivity and reaction rate, improves the synthetic efficiency of midbody, and then improves the synthetic efficiency of spirotetramat.
As a specific embodiment of the mass transfer enhanced reaction system provided in the present invention, please refer to fig. 1, two emulsification pumps 200 are provided, wherein one emulsification pump 200 is a standby emulsification pump 200; the feed inlets of the two emulsification pumps 200 are both communicated with the storage tank 100, and the discharge outlets are both communicated with the inlet of the reactor 300.
In this embodiment, two emulsification pumps 200 are provided, one for one and one for standby, one emulsification pump 200 can meet the production requirement in daily production, and the other emulsification pump 200 can be started when one emulsification pump 200 fails, needs to be overhauled or works alternately; it should be noted here that one is used and one is prepared conventionally, three emulsification pumps 200 can be provided, two are used and one is prepared, two emulsification pumps 200 can meet production requirements in daily production, and the standby emulsification pump 200 can be used when one emulsification pump 200 fails, needs to be overhauled or works alternately.
As a specific embodiment of the mass transfer enhancing reaction system provided in the present invention, please refer to fig. 1, the temporary storage tank 400 is provided with a stirring device 410 for uniformly mixing the materials.
In this example, the material is the state of stewing when entering in the temporary storage tank 400 and temporarily storing, leads to the material to take place to deposit layering, temperature inequality or reaction rate to slow down easily, in order to prevent that the solid from subsiding, temperature inequality or reducing reaction rate, sets up agitating unit 410 in the temporary storage tank 400, makes the material keep the state of misce bene, strengthens the mass transfer for reaction rate.
Referring to fig. 1, a stirring device 410 is a paddle stirrer, which is a specific embodiment of a mass transfer enhanced reaction system provided by the present invention.
In this embodiment, the stirring device 410 is a paddle stirrer, the blades are steel members, the number of the blades can be 2-4, the blades can be straight blades and folding blades, the paddle stirrer can stir materials to prevent solid in the materials from settling, uneven temperature or reduce reaction speed, the materials in the temporary storage tank 400 are forced to be uniformly mixed by up-and-down convection, the materials are uniformly mixed, the exchange of the upper and lower materials is promoted, the mass transfer is enhanced, and the reaction speed is increased.
It should be noted that the stirring device 410 is not limited to a paddle stirrer, and may be a turbine stirrer, a propeller stirrer or a flap stirrer, as long as the stirring device 410 can promote uniform mixing of materials, enhance mass transfer and accelerate reaction speed.
As a specific embodiment of the mass transfer enhancing reaction system provided in the present invention, please refer to fig. 1, the top of the temporary storage tank 400 is provided with a feed inlet 420 and a gas outlet 430, and the bottom is provided with a slag discharge port 440.
In this embodiment, the charge door 420 can be reinforced in the jar 400 of keeping in according to the material reaction condition in process of production, and gas outlet 430 is applicable to the condition that produces gas in the reaction process, and gas outlet 430 is arranged in the gaseous discharge that produces in the jar 400 of keeping in, avoids the airtight jar 400 of keeping in high pressure.
As a specific embodiment of the mass transfer enhancement reaction system provided in the present invention, please refer to fig. 1, three material storage tanks 100 are provided.
In this embodiment, the storage tanks 100 are provided with three materials, which are respectively solid, liquid and liquid, and the three materials are respectively stored in the three storage tanks, when production is performed, the materials in the three storage tanks uniformly enter the emulsification pump 200, and the emulsification pump 200 crushes the solid, uniformly mixes the crushed solid with the materials in the other two liquids, and then sends the crushed solid and the mixture into the reactor 300 for reaction.
It should be noted that the number of the material storage tanks 100 can be set according to the kind and the number of the materials, and the material storage tanks 100 can be provided with two, three, four or more, each material is separately placed in a different material storage tank 100 before the reaction, and enters the emulsification pump 200 together to be uniformly mixed in the production process.
As a specific embodiment of the mass transfer enhancing reaction system provided in the present invention, please refer to fig. 1, the reactor 300 is provided with a sampling hole, a flow meter, a temperature measuring hole and a pressure measuring hole.
In this embodiment, the sampling hole, the flowmeter, the temperature measuring hole, and the pressure measuring hole are provided to monitor the conditions during the reaction of the materials.
As a specific embodiment of the reaction system for enhancing mass transfer provided by the present invention, please refer to fig. 1, a damping device is disposed at the bottom of the emulsification pump 200.
In this embodiment, the emulsification pump 200 is a precise combination of the rotor and the stator, and the emulsification pump can generate strong shearing force in high-speed rotation to achieve mixing, homogenization, dispersion and pulverization, so that the emulsification pump 200 can generate violent sound and vibration during operation, and can generate great damage to the motor to affect the operation capability of the emulsification pump 200, and the damping device can avoid the above situations.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A mass transfer enhanced reaction system comprising:
the storage tank is used for containing materials, and a plurality of storage tanks are arranged;
the emulsification pump is used for providing power and uniformly mixing the materials conveyed by the material storage tanks; the emulsification pump is communicated with the material storage tank;
the reactor is used for realizing the reaction process of the uniformly mixed materials; the inlet of the reactor is communicated with the emulsification pump;
a temporary storage tank for temporarily storing the material discharged from the reactor; the inlet of the temporary storage tank is communicated with the reactor; and
the cooling tower is used for cooling the materials discharged from the temporary storage tank; the inlet of the cooling tower is communicated with the temporary storage tank;
the outlet of the temporary storage tank is respectively communicated with the inlet of the cooling tower and a pipeline going to the next process; the material is from a plurality of get into after passing through emulsification pump misce bene the reactor reaction reentrant the jar of keeping in keeps in, the jar of keeping in the material gets into continue to get into after the cooling tower cooling the feed inlet of emulsification pump is continuous to circulate or is gone to next process.
2. A mass transfer enhanced reaction system as in claim 1 wherein there are two said emulsion pumps, one of said emulsion pumps being a backup emulsion pump; the feed inlets of the two emulsification pumps are communicated with the storage tank, and the discharge outlets are communicated with the inlet of the reactor.
3. A mass transfer enhanced reaction system as in claim 2 wherein said holding tank is provided with stirring means for uniformly mixing said materials.
4. A mass transfer enhanced reaction system as in claim 3 wherein said stirring means is a paddle stirrer.
5. The mass transfer enhanced reaction system of claim 4, wherein said paddle agitator blades are straight blades and pleated blades.
6. A mass transfer enhanced reaction system as in any one of claims 1 to 5 wherein said holding tank is provided with a feed port and a gas outlet at the top and a slag discharge port at the bottom.
7. A mass transfer enhanced reaction system as in claim 6 wherein said storage tank is provided in three.
8. A mass transfer enhanced reaction system as in claim 7 wherein said reactor is provided with a sample port and a flow meter.
9. A mass transfer enhanced reaction system as in claim 8 wherein said reactor is provided with temperature and pressure sensing ports.
10. A mass transfer enhanced reaction system as in claim 9 wherein said emulsion pump is provided with a vibration damper at the bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922428431.9U CN211562951U (en) | 2019-12-29 | 2019-12-29 | Reaction system for strengthening mass transfer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922428431.9U CN211562951U (en) | 2019-12-29 | 2019-12-29 | Reaction system for strengthening mass transfer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211562951U true CN211562951U (en) | 2020-09-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922428431.9U Active CN211562951U (en) | 2019-12-29 | 2019-12-29 | Reaction system for strengthening mass transfer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211562951U (en) |
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- 2019-12-29 CN CN201922428431.9U patent/CN211562951U/en active Active
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Address after: 052260 No.1, Hongsheng Road West, Mayu Village, Mayu Township, Jinzhou City, Shijiazhuang City, Hebei Province Patentee after: Lansheng Biotechnology Group Co.,Ltd. Patentee after: Hebei lanrun Plant Protection Technology Co.,Ltd. Address before: 052260 Mayu village, Jinzhou City, Shijiazhuang City, Hebei Province Patentee before: HEBEI LANSHENG BIOTECH Co.,Ltd. Patentee before: Hebei lanrun Plant Protection Technology Co.,Ltd. |