CN206463955U - Homogeneous continuous still reaction system and homogeneous reaction kettle for exothermic reaction - Google Patents
Homogeneous continuous still reaction system and homogeneous reaction kettle for exothermic reaction Download PDFInfo
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- CN206463955U CN206463955U CN201720011280.5U CN201720011280U CN206463955U CN 206463955 U CN206463955 U CN 206463955U CN 201720011280 U CN201720011280 U CN 201720011280U CN 206463955 U CN206463955 U CN 206463955U
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 81
- 238000010438 heat treatment Methods 0.000 claims abstract description 10
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 238000009530 blood pressure measurement Methods 0.000 claims abstract description 8
- 239000012043 crude product Substances 0.000 claims abstract description 6
- 238000003786 synthesis reaction Methods 0.000 abstract description 12
- 239000000463 material Substances 0.000 description 21
- 239000002994 raw material Substances 0.000 description 16
- 239000003054 catalyst Substances 0.000 description 7
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 6
- 238000010523 cascade reaction Methods 0.000 description 6
- 239000002904 solvent Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 3
- 239000002815 homogeneous catalyst Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 239000013589 supplement Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 238000006053 organic reaction Methods 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000013064 chemical raw material Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 208000012839 conversion disease Diseases 0.000 description 1
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- 210000003298 dental enamel Anatomy 0.000 description 1
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- 230000008676 import Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 238000005580 one pot reaction Methods 0.000 description 1
- 238000007867 post-reaction treatment Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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- 230000001105 regulatory effect Effects 0.000 description 1
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- 230000001502 supplementing effect Effects 0.000 description 1
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Abstract
The utility model discloses a kind of homogeneous continuous still reaction system and homogeneous reaction kettle for exothermic reaction, include the reactor of series connection；The reactor includes kettle（1）, the kettle（1）Outer setting chuck（2）, the chuck（2）It is upper that heating medium entrance is set（21）And Crude product input（22）；The kettle（1）Top is installed by rabbling mechanism（3）；The kettle（1）Top is provided with charge door（4）, thermometric interface（5）And pressure measurement interface（6）, the kettle（1）Sidepiece upper end is provided with overfall（7）, the kettle（1）Bottom sets drain hole（8）；The kettle（1）Inside, which is set, moves hot coil（9）, the shifting hot coil（9）Inlet side and go out end and pass kettle（1）；The kettle（1）Inwall sets some deflection plates（10）.A number of reactor is used in series by continuous still reaction device by overfall, realizes organic synthesis continuous-stable Effec-tive Function.
Description
Technical field
The utility model belongs to organic chemical industry field, specially a kind of continuous still reaction device, is particularly suitable for use in
Phase exothermic reaction system.
Background technology
It is related in the field such as medication chemistry, high polymer monomer synthesis, new material chemical industry, fine chemistry industry more homogeneous organic
Synthetic reaction.For scale is smaller, organic synthesis field of the annual capacity less than ten thousand tons, conventional method is all using expanding reactor
Volume and increase reactor operation quantity, carry out that many reactors are each controlled, intermittently operated, the mode of parallel running expand life
Yield.But for fields such as high polymer monomer synthesis, new material synthesis, product scale is more more than ten thousand tons, and what is had is even more than
100000 tons.For the synthesis of this kind of large Organic chemical products, expand the side of reactor volume and reactor quantity using tradition
Formula is extremely difficult to production requirement.
For homogeneous organic synthesis, it usually needs the chemical raw material of addition at least include reaction raw materials, catalyst and
Solvent, species is at least more than three kinds.Meanwhile, various mixed materials in adjoint exothermic phenomenon, reactor are understood in most organic reaction
Concentration influences more apparent to exothermic effect, it usually needs using adding in batches, mode being even added dropwise, cause reactor to utilize
It is less efficient.
In organic synthesis field, traditional one-pot intermittent duty in addition to production scale is limited, utilization rate crosses low defect, is also deposited
In problems with：
1st, big volume reactor is manufactured, transportation, installation, maintenance difficulty is larger, cost is higher.
2nd, for holding the reactor of temperature, pressure-bearing, its volume is bigger, and security risk undertakes higher.
3rd, reactor volume increase, quantity increase, for plant area, supplementary material, control device, monitoring device need
All corresponding increase is asked, causes cost of investment to increase.
4th, modern chemical industry operates to main feature with highly automated control and serialization, and between a large amount of individually reactors in parallel
Operation of having a rest will influence the continuity of the follow-up separating-purifying processing equipment operation of reaction, suitable for supermatic production technology
Answering property is poor.
5th, a large amount of individually reactor intermittent duties in parallel propose requirements at the higher level to control of product quality.
For above traditional batch reactor problem present in organic synthesis field, the utility model design is proposed
A kind of continuous still reaction system, by a number of reactor of connecting, realizes that homogeneous heat release organic synthesis is stable, connect
It is continuous to carry out.
The content of the invention
The purpose of this utility model is to provide that a kind of equipment volume is relatively small, treating capacity is big, heat release is stably and controllable
Continuous autoclave homogeneous reaction system.
The utility model adopts the following technical scheme that realization：
Set on chuck, the chuck and set outside a kind of homogeneous reaction kettle for exothermic reaction, including kettle, the kettle
Put heating medium entrance and Crude product input；Rabbling mechanism is installed at the top of the kettle；Charging is provided with the top of the kettle
Mouth, thermometric interface and pressure measurement interface, the kettle sidepiece upper end are provided with overfall, and the autoclave body bottom sets drain hole, institute
State to set inside kettle and move hot coil, the inlet side of the shifting hot coil and go out end and pass kettle；The inner wall of kettle sets some
Deflection plate.
Single reactor is in use, raw material A, homogeneous catalyst, solvent and raw material B are added to instead from reactor charge door
Answer in kettle, start rabbling mechanism, rabbling mechanism and deflection plate accelerate material mixing, make reaction system uniform.Conduction oil, steam,
Fused salt etc. heats medium and entered by the import of chuck, and is flowed out by outlet, realizes heat cycles, gives reaction system heating；Move heat
Water, conduction oil, ethylene glycol etc. are passed through in coil pipe and moves thermal medium, reaction heat is removed, prevents that reaction system local temperature is too high.Reaction
After the completion of, flowed out by drain hole.In course of reaction, by thermometric interface and pressure measurement interface obtain in real time reaction system temperature and
Pressure parameter.
To improve reaction efficiency, realize that reaction system is carried out continuously, can be realized using the series connection of multiple reactors.One kind is used
In the homogeneous continuous still reaction system of exothermic reaction, include the reactor of series connection；The overfall of previous reactor with it is latter anti-
Answer the charge door of kettle to connect, reaction mass is realized by the difference in height between the pressure difference and/or reactor between reactor
Steady and continuous flows.
According to specific reaction characteristicses, reaction mass, catalyst, solvent can be added separately to each reactor of series connection in batches
In, by regulating and controlling feed postition, the speed of various materials, reaction rate, the reaction time of each reactor are controlled, is made whole
The equal continuous and steady operation of the reactor of each in system.
The continuous still reaction system of the series connection can use the reactor of more than 2 according to specific reaction conversion and balance characteristic
Series connection, to save cost, improving efficiency, General reactions kettle serial number is 3-5.
The cascade reaction kettle system has the beneficial effect that：
（1）, each reactor have reaction raw materials add mouth, into reactor material quickly mix pass through sidewall upper
Overfall is exited into next reactor.
（2）, by adjusting feed postition and speed of the different material in each cascade reaction kettle, control material is anti-at each
Residence time and the reaction speed of kettle are answered, to realize that stable reaction is efficiently carried out.
（3）, by controlling the logistics of each reactor to add, raw material relative concentration in each reactor can be controlled, control
Reaction rate and the fuel factor of reaction, ensure that stable reaction is carried out.
（4）, continuously add in subsequent reactions kettle raw material can with maintenance reaction thing concentration, accelerate reaction rate, promote it is anti-
Answer conversion ratio.
（5）, the continuous reaction system reach it is stable after logistics composition in each reactor keep stable, cascade reaction kettle
Whether determination of amount can have significant change to determine by the conversion ratio of continuous two reactors.
The utility model is reasonable in design, and the continuous of homogeneous heat release organic reaction can be realized by the series system of reactor
It is stable to carry out, to improving device efficiency, realizing that the automatic continuous operation of equipment has important practice significance.
Brief description of the drawings
Fig. 1 represents single reactor structural representation.
Fig. 2 represents the structural representation that reactor series connection is continuously used.
In figure：1- kettlies, 2- chucks, 3- rabbling mechanisms, 4- charge doors, 5- thermometric interfaces, 6- pressure measurement interfaces, 7- overflows
Mouthful, 8- drain holes, 9- moves hot coil, 10- deflection plates, 21- heating medium entrances, 22- Crude product inputs.
Embodiment
The continuous still reaction system of the utility model is described in detail below in conjunction with the accompanying drawings.
A kind of homogeneous reaction kettle for exothermic reaction, including reactor kettle 1, chuck 2, shifting hot coil 9, reactor top
Portion's charge door 4, sidewall upper overfall 7, bottom drain hole 8, propulsion paddle stirrer structure（System）3rd, internal baffle 10, survey
Warm interface 5, pressure measurement interface 6 etc..As shown in figure 1, outer set of kettle 1 sets heating medium entrance 21 on chuck 2, the chuck 2
With Crude product input 22；The top of kettle 1 is installed by rabbling mechanism 3；The top of kettle 1 is provided with charge door 4, thermometric and connect
Mouth 5 and pressure measurement interface 6, the sidepiece upper end of kettle 1 are provided with overfall 7, and the bottom of kettle 1 sets drain hole 8, the kettle
The inside of body 1, which is set, moves hot coil 9, and the inlet side for moving hot coil 9 passes kettle 1, the stirrer paddle position of rabbling mechanism 3 with end is gone out
In the middle of shifting hot coil 9；The inwall of kettle 1 sets some deflection plates 10.
Reactor kettle can use stainless steel, titanium alloy, polytetrafluoro substrate, enamel according to specific reaction raw materials chemical property
The unlike materials such as substrate.Charge door quantity at the top of reactor is determined according to specific reaction.Chuck is reactor heating system, can
The different heating circulating systems such as conduction oil, steam, fused salt are used using according to reaction temperature.Built-in shifting hot coil reacts to remove
Heat, prevents that reaction system local temperature is too high, and moving thermal medium can be using water, conduction oil, ethylene glycol etc..Stirring system and deflection plate
In order to accelerate material mixing, make reaction system uniform.Overfall is that reactor is directly connected in series mouth.
The continuous organic synthesis generation system that a kind of 4 reactors are composed in series, as shown in Fig. 2 production line is by 4
Reactor is in series, i.e., previous reactor kettle 1 is connected string by sidewall upper overfall 7 with latter reactor charge door 4
Connection is formed.Raw material A, homogeneous catalyst, solvent and raw material B rise from initial action kettle charging aperture is added to initial action kettle
Beginning reactor material enters second reactor after filling it up with from overfall；Second reactor charging aperture can supplement addition catalyst
With reaction raw materials B, second reactor material enters the 3rd reactor after filling it up with from overfall；3rd reactor charge door
Addition catalyst and reaction raw materials B can be supplemented, the 3rd reactor material enters the 4th reactor after filling it up with from overfall；The
Four reactor charge doors can supplement addition catalyst and reaction raw materials B, and the 4th reactor material enters after filling it up with from overfall
Enter post-reaction treatment system.
Temperature needed for reactor reaches reaction using steam jacket heating, internal heat transfer coil pipe is passed through the removal of low temperature conduction oil
Heat of reaction.It can avoid reactant feed relative concentration is too high from causing anti-by the addition of point kettle control material B and catalyst
Answer heat release acutely, reaction temperature is difficult to control to.
Material can be by small between cascade reaction kettle into subsequent reactions kettle from overfall between cascade reaction kettle
Pressure difference and/or be the steady and continuous flowing that difference in height between reactor realizes reaction mass.That is, latter reactor
Charging open height be equal to or less than previous reactor overfall.
Logistics can be by controlling supplement catalyst, material B in the reaction rate and reaction time of each reactor
Speed control, it may be necessary to stopped by supplementing solvent amount to regulate and control reaction.
According to chemical reaction metering, when raw material is worth, and is typically chosen the relatively low raw material of value and is existed as material B, material B
The addition of first to the 4th reactor can increase successively, and total amount is excessive with respect to material A, to accelerate reaction rate as far as possible, carry
High material A overall conversion.A number of reactor is used in series by continuous still reaction device by overfall, is realized
Organic synthesis continuous-stable Effec-tive Function.
Above-described embodiment is only, to explanation of the present utility model, not constitute to limitation of the present utility model.Consider organic conjunction
Into reaction field, the raw material for participating in reaction is not limited to two kinds, and homogeneous catalyst and solvent are also not necessarily limited to one kind, and the addition of raw material is needed
Determined according to specific reaction characteristicses.Its poised state of differential responses is different, and the conversion ratio reached needed for actual production is also different,
The quantity of cascade reaction kettle need to be determined according to real reaction feature.
Claims (3)
1. a kind of homogeneous reaction kettle for exothermic reaction, including kettle（1）, the kettle（1）Outer setting chuck（2）, it is described
Chuck（2）It is upper that heating medium entrance is set（21）And Crude product input（22）；The kettle（1）Top is installed by rabbling mechanism
（3）；It is characterized in that：The kettle（1）Top is provided with charge door（4）, thermometric interface（5）And pressure measurement interface（6）, the kettle
Body（1）Sidepiece upper end is provided with overfall（7）, the kettle（1）Bottom sets drain hole（8）, the kettle（1）Inside is set
Move hot coil（9）, the shifting hot coil（9）Inlet side and go out end and pass kettle（1）；The kettle（1）Inwall sets some foldings
Flow plate（10）.
2. a kind of homogeneous continuous still reaction system for exothermic reaction, it is characterised in that：Reactor including series connection；It is described
Reactor includes kettle（1）, the kettle（1）Outer setting chuck（2）, the chuck（2）It is upper that heating medium entrance is set（21）
And Crude product input（22）；The kettle（1）Top is installed by rabbling mechanism（3）；The kettle（1）Top is provided with charge door
（4）, thermometric interface（5）And pressure measurement interface（6）, the kettle（1）Sidepiece upper end is provided with overfall（7）, the kettle（1）Bottom
Portion sets drain hole（8）, the kettle（1）Inside, which is set, moves hot coil（9）, the shifting hot coil（9）Inlet side and go out end and wear
Go out kettle（1）；The kettle（1）Inwall sets some deflection plates（10）；
The overfall of previous reactor（7）With the charge door of latter reactor（4）Connection, by the pressure difference between reactor and/
Or the difference in height between reactor realizes the steady and continuous flowing of reaction mass.
3. the homogeneous continuous still reaction system according to claim 2 for exothermic reaction, it is characterised in that：Reactor
Serial number is 3-5.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720011280.5U CN206463955U (en) | 2017-01-05 | 2017-01-05 | Homogeneous continuous still reaction system and homogeneous reaction kettle for exothermic reaction |
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| CN201720011280.5U CN206463955U (en) | 2017-01-05 | 2017-01-05 | Homogeneous continuous still reaction system and homogeneous reaction kettle for exothermic reaction |
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| CN206463955U true CN206463955U (en) | 2017-09-05 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107886830A (en) * | 2017-11-28 | 2018-04-06 | 河南莱帕克化工设备制造有限公司 | Intermittent reaction production line instructional device |
| CN108359793A (en) * | 2018-03-16 | 2018-08-03 | 云锡文山锌铟冶炼有限公司 | reducing leaching device |
| CN110314618A (en) * | 2019-08-14 | 2019-10-11 | 凯莱英医药集团（天津）股份有限公司 | Sectional integral type solid catalysis continuous reaction apparatus and continuous reaction system |
-
2017
- 2017-01-05 CN CN201720011280.5U patent/CN206463955U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107886830A (en) * | 2017-11-28 | 2018-04-06 | 河南莱帕克化工设备制造有限公司 | Intermittent reaction production line instructional device |
| CN108359793A (en) * | 2018-03-16 | 2018-08-03 | 云锡文山锌铟冶炼有限公司 | reducing leaching device |
| CN110314618A (en) * | 2019-08-14 | 2019-10-11 | 凯莱英医药集团（天津）股份有限公司 | Sectional integral type solid catalysis continuous reaction apparatus and continuous reaction system |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170905 Termination date: 20180105 |
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| CF01 | Termination of patent right due to non-payment of annual fee |