CN209061126U - A kind of condensation reaction device for cyhalofop-butyl production - Google Patents
A kind of condensation reaction device for cyhalofop-butyl production Download PDFInfo
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- CN209061126U CN209061126U CN201821698479.0U CN201821698479U CN209061126U CN 209061126 U CN209061126 U CN 209061126U CN 201821698479 U CN201821698479 U CN 201821698479U CN 209061126 U CN209061126 U CN 209061126U
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- autoclave body
- feed liquor
- condensation reaction
- head tank
- branch pipe
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Abstract
The utility model discloses a kind of condensation reaction devices for cyhalofop-butyl production, including difluorobenzonilyile head tank, bromobutane head tank, DMF measuring tank, condensation reaction kettle, condenser and centrifuge；The bottom of the difluorobenzonilyile head tank, bromobutane head tank and DMF measuring tank passes through the inlet that input duct is connected to condensation reaction kettle top portion, and input duct is equipped with multiple flow control valves；Condensation reaction kettle includes autoclave body, the heating jacket and rabbling mechanism that are sheathed on outside autoclave body, the top of autoclave body is equipped with reaction raw materials feeding port, the bottom of autoclave body is equipped with discharge port, it is connected with electric motor stand at the top of autoclave body, rabbling mechanism includes the motor being mounted on electric motor stand, connect with machine shaft and protrudes into the agitating shaft inside autoclave body and agitating paddle component.The present apparatus is fed, simple to operate, safety is good by the inlet amount of multiple Flux Valve Control DFBN and organic solvent according to scheduled ratio.
Description
Technical field
The utility model relates to cyhalofop-butyl consersion unit fields, and in particular to a kind of condensation for cyhalofop-butyl production
Reaction unit.
Background technique
Cyhalofop-butyl can be using R-2- (4- hydroxyphenoxy) propionic acid HPPA and 3,4- difluorobenzonilyile DFBN organic molten
Condensation reaction is made intermediate and is then made with n-butanol progress esterification in agent, how to allow HPPA and DFBN in organic solvent
According to scheduled ratio feed and want it is easy to operate be cyhalofop-butyl production process the problem of.
Utility model content
The purpose of this utility model provides a kind of condensation reaction dress for cyhalofop-butyl production aiming at drawbacks described above
It sets.
It is a kind of for cyhalofop-butyl production condensation reaction device, it include difluorobenzonilyile head tank, bromobutane head tank,
DMF measuring tank, condensation reaction kettle, condenser and centrifuge；The difluorobenzonilyile head tank, bromobutane head tank and DMF meter
The bottom of measuring tank passes through the inlet that input duct is connected to condensation reaction kettle top portion, and input duct is equipped with multiple streams
Adjustable valve；
The condensation reaction kettle includes autoclave body, the heating jacket and rabbling mechanism that are sheathed on outside autoclave body, the top of autoclave body
Equipped with reaction raw materials feeding port, the bottom of autoclave body is equipped with discharge port, is connected with electric motor stand, the rabbling mechanism packet at the top of autoclave body
The motor being mounted on electric motor stand is included, is connect with machine shaft and is protruded into the agitating shaft inside autoclave body and is arranged in agitating shaft
On agitating paddle component, agitating paddle component include from top to bottom the main paddle of spaced more agitating paddles and be arranged under agitating shaft
The agitating paddle metaplasm of end, the main paddle of agitating paddle are the helical blade that inclination is fixed on agitating shaft, and agitating paddle metaplasm is horizontal solid
It connects in the vertical plate in agitating shaft lower end；
The condenser is also connected at the top of autoclave body, the discharge port is connected with the discharge pipe with valve, discharge nozzle
Road is connected to the inlet of the centrifuge, and the liquid after centrifugation is discharged through the liquid outlet of centrifuge.
Input duct includes the first feed liquor branch pipe, the second feed liquor branch pipe, third feed liquor branch pipe and feed liquor supervisor, and first
Feed liquor branch pipe, the second feed liquor branch pipe, third feed liquor branch pipe one end respectively with difluorobenzonilyile head tank, bromobutane head tank, DMF
The bottom of measuring tank is connected to, and the other end is connected to feed liquor supervisor, and the end of feed liquor supervisor is connected to condensation reaction kettle top portion
Inlet.
The quantity of multiple flow control valves be six, wherein the first feed liquor branch pipe, the second feed liquor branch pipe and third into
The both ends of liquid branch pipe are equipped with a flow control valve.
The utility model advantage is: the utility model is used for R-2- (4- hydroxyphenoxy) propionic acid HPPA and 3,4- difluorobenzene
Nitrile DFBN carries out condensation reaction in organic solvent, adds HPPA and potassium carbonate in reaction raw materials feeding port, passes through multiple flows
Regulating valve controls the inlet amount of DFBN and organic solvent, feeds according to scheduled ratio, simple to operate, safety is good.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of condensation reaction kettle.
Specific embodiment
As shown in the picture, it is a kind of for cyhalofop-butyl production condensation reaction device, it include difluorobenzonilyile head tank 1,
Bromobutane head tank 2, DMF measuring tank 3, condensation reaction kettle 4, condenser 5 and centrifuge 6；The difluorobenzonilyile head tank 1,
The bottom of bromobutane head tank 2 and DMF measuring tank 3 passes through the feed liquor that input duct is connected to 4 top of condensation reaction kettle
Mouth 8, input duct are equipped with multiple flow control valves 9；
The condensation reaction kettle 4 includes autoclave body 10, the heating jacket 11 and rabbling mechanism being sheathed on outside autoclave body 10, autoclave body
10 top is equipped with reaction raw materials feeding port 12, and the bottom of autoclave body 10 is equipped with discharge port 13, is connected with motor machine at the top of autoclave body 10
Frame, the rabbling mechanism include the motor 14 being mounted on electric motor stand, connect and protruded into inside autoclave body 10 with 14 shaft of motor
Agitating shaft 15 and the agitating paddle component that is arranged on agitating shaft 15, agitating paddle component include spaced more from top to bottom
The main paddle 16 of root agitating paddle and the agitating paddle metaplasm 17 that agitating shaft lower end is arranged in, the main paddle 16 of agitating paddle are that inclination is fixed in stirring
Helical blade on axis 15, agitating paddle metaplasm 17 are the horizontal vertical plate being fixed in 15 lower end of agitating shaft；
The top of autoclave body 10 is also connected with the condenser 5, and the discharge port 13 is connected with the discharge pipe 7 with valve,
Discharge pipe 7 is connected to the inlet of the centrifuge 6, and the liquid after centrifugation is discharged through the liquid outlet of centrifuge 6.
Input duct includes the first feed liquor branch pipe 18, the second feed liquor branch pipe 19, third feed liquor branch pipe 20 and feed liquor supervisor
21, and one end of the first feed liquor branch pipe 18, the second feed liquor branch pipe 19, third feed liquor branch pipe 20 respectively with difluorobenzonilyile head tank 1,
The bottom connection of bromobutane head tank 2, DMF measuring tank 3, the other end are connected to feed liquor supervisor 21, the end of feed liquor supervisor 21
It is connected to the inlet 8 at 4 top of condensation reaction kettle.
The quantity of multiple flow control valves 9 is six, wherein the first feed liquor branch pipe 18, the second feed liquor branch pipe 19 and the
The both ends of three feed liquor branch pipes 20 are equipped with a flow control valve 9.
Working principle: staff is former by the reaction in difluorobenzonilyile head tank 1, bromobutane head tank 2, DMF measuring tank 3
Material and solvent are fed according to scheduled ratio is added to the condensation reaction kettle 4 by input duct, and it is logical then to start motor 14
Agitating shaft 15 and mixing component are crossed to being stirred inside autoclave body 10, while the reaction raw materials at 4 top of condensation reaction kettle feed intake
Mouthfuls 12 feed intake HPPA and potassium carbonate, and kettle temperature is risen to suitable reaction temperature by the heating jacket 11 being sheathed on outside autoclave body 10, to
After the reaction was completed, the discharge port 13 is opened, reaction mother liquor is delivered to the inlet of the centrifuge 6 by discharge pipe 7,
Mother liquor after centrifugation is delivered to subsequent technique through the liquid outlet of centrifuge 6 and is handled, and carnallite goes to the useless processing storehouse of solid waste to carry out
Processing.
Claims (3)
1. a kind of condensation reaction device for cyhalofop-butyl production, it is characterised in that it includes difluorobenzonilyile head tank (1), bromine
Butane head tank (2), DMF measuring tank (3), condensation reaction kettle (4), condenser (5) and centrifuge (6)；The difluorobenzonilyile
The bottom of head tank (1), bromobutane head tank (2) and DMF measuring tank (3) passes through input duct and is connected to the condensation reaction
Inlet (8) at the top of kettle (4), input duct are equipped with multiple flow control valves (9)；
The condensation reaction kettle (4) includes autoclave body (10), is sheathed on the heating jacket (11) and rabbling mechanism of autoclave body (10) outside,
The top of autoclave body (10) is equipped with reaction raw materials feeding port (12), and the bottom of autoclave body (10) is equipped with discharge port (13), autoclave body (10) top
Portion is connected with electric motor stand, and the rabbling mechanism includes that the motor (14) being mounted on electric motor stand and motor (14) shaft connect
The agitating paddle component for connecing and protruding into the internal agitating shaft (15) of autoclave body (10) and being arranged on agitating shaft (15), agitating paddle component
Including the main paddle of spaced more agitating paddles (16) from top to bottom and the agitating paddle metaplasm (17) of agitating shaft lower end is set,
The main paddle of agitating paddle (16) is the helical blade that inclination is fixed on agitating shaft (15), and agitating paddle metaplasm (17) is that level is fixed in
The vertical plate of agitating shaft (15) lower end；
It is also connected at the top of autoclave body (10) condenser (5), the discharge port (13) is connected with the discharge pipe with valve
(7), discharge pipe (7) is connected to the inlet of the centrifuge (6), and the liquid after centrifugation is arranged through the liquid outlet of centrifuge (6)
Out.
2. a kind of condensation reaction device for cyhalofop-butyl production according to claim 1, it is characterised in that inlet tube
(21) are responsible for including the first feed liquor branch pipe (18), the second feed liquor branch pipe (19), third feed liquor branch pipe (20) and feed liquor in road, and the
One feed liquor branch pipe (18), the second feed liquor branch pipe (19), third feed liquor branch pipe (20) one end respectively with difluorobenzonilyile head tank
(1), the bottom connection of bromobutane head tank (2), DMF measuring tank (3), the other end are connected to feed liquor supervisor (21), feed liquor master
The end of pipe (21) is connected to the inlet (8) at the top of condensation reaction kettle (4).
3. a kind of condensation reaction device for cyhalofop-butyl production according to claim 2, it is characterised in that Duo Geliu
The quantity of adjustable valve (9) is six, wherein the first feed liquor branch pipe (18), the second feed liquor branch pipe (19) and third feed liquor branch
The both ends of pipe (20) are equipped with a flow control valve (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821698479.0U CN209061126U (en) | 2018-10-19 | 2018-10-19 | A kind of condensation reaction device for cyhalofop-butyl production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821698479.0U CN209061126U (en) | 2018-10-19 | 2018-10-19 | A kind of condensation reaction device for cyhalofop-butyl production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209061126U true CN209061126U (en) | 2019-07-05 |
Family
ID=67095269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821698479.0U Active CN209061126U (en) | 2018-10-19 | 2018-10-19 | A kind of condensation reaction device for cyhalofop-butyl production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209061126U (en) |
-
2018
- 2018-10-19 CN CN201821698479.0U patent/CN209061126U/en active Active
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