CN208649171U - A kind of continuous still reaction produces the device of 3,4 dichloroanilines - Google Patents
A kind of continuous still reaction produces the device of 3,4 dichloroanilines Download PDFInfo
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- CN208649171U CN208649171U CN201821047955.2U CN201821047955U CN208649171U CN 208649171 U CN208649171 U CN 208649171U CN 201821047955 U CN201821047955 U CN 201821047955U CN 208649171 U CN208649171 U CN 208649171U
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- reaction kettle
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- kettle ontology
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- dichloroanilines
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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Abstract
The utility model relates to a kind of continuous still reaction productions 3, the device of 4 dichloroanilines, including reaction kettle ontology, the reaction kettle bodies top is equipped with the first feeding pipe, reaction kettle ontology side is equipped with overflow pipe, the reaction kettle ontology other side is equipped with the second feeding pipe, second feeding pipe one end is connected with spiral mixing tube, spiral mixing tube one end is connected with pan feeding mixing tank, pan feeding mixing tank two sides are separately connected there are two feed pipe, feed pump is installed on the feed pipe, the reaction kettle body outer wall is equipped with driving motor, the output end of the driving motor is connected with shaft, the first runner and the second runner are fixedly installed in the shaft, it is wrapped with the first belt and the second belt respectively on the outside of first runner and second runner, the utility model can promote the mixing between various materials, make The relatively uniform reaction of various materials, so as to which reaction efficiency and heated uniformity coefficient is turned up.
Description
Technical field
The utility model relates to the devices that a kind of continuous still reaction produces 3,4 dichloroanilines, belong to chemical production technical
Field.
Background technique
3,4- dichloroaniline is the intermediate of a variety of dyestuffs, pigment, medicine, pesticide and fine chemical product.3,4- bis-
The production method of chloroaniline has iron reduction method and catalytic hydrogenating reduction method, and catalytic hydrogenating reduction method production 3,4-DCA is
A kind of environmental-friendly production technology has the advantages that the reduction reaction time is short, temperature is low, pressure is low etc., currently, catalytic hydrogenation is also
Former method production 3,4- dichloroaniline mostly uses batch tank to produce greatly.
The auxiliary operations such as charging and discharging are carried out in batch tank production process, easily cause the damage of material and energy
It loses, improves production cost, extend the production cycle, and product quality is not easy to stablize, especially currently used catalytic hydrogenation
Reduction method production is needed using volatile organic solvent, and batch tank produces the volatilization for easily causing toxic, inflammable, explosive solvent,
Human health and safety in production are had some impact on, batch tank production is not suitable for being applied to large-scale production, existing company
The device that continuous still reaction produces 3,4 dichloroanilines needs multiple reaction kettles, but material needs to stir after entering reaction kettle,
But existing agitating mode stirring efficiency is low.
Utility model content
The utility model proposes the devices that a kind of continuous still reaction produces 3,4 dichloroanilines, solve existing continuous kettle
The device of formula reaction 3,4 dichloroanilines of production needs multiple reaction kettles, but material needs to stir after entering reaction kettle, still
The low problem of existing agitating mode stirring efficiency.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution:
A kind of continuous still reaction of the utility model produces the device of 3,4 dichloroanilines, including reaction kettle ontology, described anti-
Kettle bodies top is answered to be equipped with the first feeding pipe, reaction kettle ontology side is equipped with overflow pipe, the reaction kettle ontology other side
Equipped with the second feeding pipe, second feeding pipe one end is connected with spiral mixing tube, spiral mixing tube one end be connected with into
Expect mixing tank, pan feeding mixing tank two sides are separately connected there are two feed pipe, are equipped with feed pump on the feed pipe, described
Reaction kettle body outer wall is equipped with driving motor, and the output end of the driving motor is connected with shaft, is fixedly mounted in the shaft
There are the first runner and the second runner, is wrapped with the first belt and the second skin respectively on the outside of first runner and second runner
Band, first belt and the difference solderless wrapped connection of second belt other side are on third runner and the 4th runner, and described second turn
Wheel, the third runner and the 4th runner are respectively connected with agitating shaft at the center of reaction kettle ontology side, described
Agitating shaft runs through the reaction kettle body outer wall, and the agitating shaft is located at reaction kettle body interior one end and is connected with stirring
Disk, the agitator disk outside are connected with multiple paddles.
As a kind of optimal technical scheme of the utility model, set between the agitating shaft and the reaction kettle body outer wall
There is sealing ring.
As a kind of optimal technical scheme of the utility model, the agitator disk quantity is three, and three stirrings
Disk composition is triangular shaped.
As a kind of optimal technical scheme of the utility model, the reaction kettle body interior is additionally provided with electric heating tube.
As a kind of optimal technical scheme of the utility model, the reaction kettle body outer wall is fixedly connected with motor installation
Plate, the driving motor bottom are fixedly connected with the motor mounting plate.
As a kind of optimal technical scheme of the utility model, the reaction kettle bodies top is equipped with temperature sensor and pressure
Force snesor, the temperature sensor connect temperature probe and pressure probe, and temperature probe and pressure with pressure sensor bottom
Force probe is located at the reaction kettle body interior.
The utility model beneficial effect achieved is: 3,4- dichloronitrobenzene and methanol are passed through two feed pipes respectively
Charging, 3,4- dichloronitrobenzenes, which pass through spiral mixing tube after tentatively mixing in pan feeding mixing tank with methanol, reduces charging rate
And it is in control mixed effect in spiral mixing, driving motor is opened simultaneously, driving motor drives the first runner and the second runner to revolve
Turn, the first runner and the second runner are rotated by the first belt and the second belt drive third runner and the 4th runner, therefore are made
Three agitating shafts rotate simultaneously, drive three agitator disk stirrings, and three agitator disk compositions are triangular shaped, make material shape
At circular rotating stream, promote the uniform of various materials, catalyst and anti-antichlor, 3,4- dichloros can be added by the first feeding pipe
Catalytic hydrogenation reaction occurs under the action of catalyst, anti-antichlor for nitrobenzene, generates 3,4-DCA, and material passes through overflow
Pipe can enter next reaction kettle and carry out continuous still reaction, and the utility model can promote the mixing between various materials, make more
The kind more uniform reaction of material ratio, so as to which reaction efficiency and heated uniformity coefficient is turned up.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the cross-sectional view of the utility model；
Fig. 2 is the external structure of the reaction kettle ontology of the utility model；
Fig. 3 is the partial side view of Fig. 2.
In figure: 1, reaction kettle ontology；2, the first feeding pipe；3, overflow pipe；4, the second feeding pipe；5, spiral mixing tube；6,
Pan feeding mixing tank；7, feed pipe；8, feed pump；9, driving motor；10, shaft；11, the first runner；12, the second runner；13,
One belt；14, the second belt；15, third runner；16, the 4th runner；17, agitating shaft；18, agitator disk；19, paddle；20,
Electric heating tube；21, temperature sensor；22, pressure sensor.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
Embodiment 1
As shown in Figure 1-Figure 3, the utility model provides a kind of device of 3,4 dichloroanilines of continuous still reaction production, packet
Reaction kettle ontology 1 is included, the first feeding pipe 2 is equipped at the top of the reaction kettle ontology 1,1 side of reaction kettle ontology is equipped with overflow
Pipe 3,1 other side of reaction kettle ontology are equipped with the second feeding pipe 4, and described second feeding pipe, 4 one end is connected with spiral mixing tube
5, described 5 one end of spiral mixing tube is connected with pan feeding mixing tank 6, and 6 two sides of pan feeding mixing tank are separately connected that there are two chargings
Pipe 7, feed pump 8 is equipped on the feed pipe 7, and 1 outer wall of reaction kettle ontology is equipped with driving motor 9, the driving motor 9
Output end be connected with shaft 10, be fixedly installed with the first runner 11 and the second runner 12 in the shaft 10, described first turn
Wheel 11 and second runner, 12 outside are wrapped with the first belt 13 and the second belt 14 respectively, first belt 13 with it is described
Solderless wrapped connection is distinguished on third runner 15 and the 4th runner 16 in second belt, 14 other side, and second runner 12, the third turn
Wheel 15 is respectively connected with agitating shaft 17, the agitating shaft at the 1 side center of reaction kettle ontology with the 4th runner 16
17 run through 1 outer wall of reaction kettle ontology, and the agitating shaft 17 is located at described 1 inside one end of reaction kettle ontology and is connected with stirring
Disk 18 is connected with multiple paddles 19 on the outside of the agitator disk 18.
It is equipped with sealing ring between the agitating shaft 17 and 1 outer wall of reaction kettle ontology, is common seal approach, keeps
The air-tightness of 1 outer wall of reaction kettle ontology, 18 quantity of agitator disk are three, and three agitator disks 18 form triangle shape
Shape makes material form circular rotating stream, promotes the uniform of various materials, be additionally provided with electric heating tube inside the reaction kettle ontology 1
20, for heating, 1 outer wall of reaction kettle ontology is fixedly connected with motor mounting plate, 9 bottom of driving motor and the electricity
Machine mounting plate is fixedly connected, and for fixing driving motor 9, is equipped with temperature sensor 21 and pressure at the top of the reaction kettle ontology 1
Sensor 22, the temperature sensor 21 connect temperature probe and pressure probe, and temperature probe with 22 bottom of pressure sensor
It is located inside the reaction kettle ontology 1 with pressure probe, test temperature and pressure.
It is fed when the utility model is used, 3,4- dichloronitrobenzene and methanol can be passed through two feed pipes 7 respectively, 3,
4- dichloronitrobenzene tentatively mixed in pan feeding mixing tank 6 with methanol after by spiral mixing tube 5 reduce charging rate and
Spiral mixing tube 5 obtains mixed effect, opens simultaneously driving motor 9, and driving motor 9 drives the first runner 11 and the second runner 12
Rotation, the first runner 11 and the second runner 12 drive third runner 15 and the 4th runner by the first belt 13 and the second belt 14
16 rotations, therefore make three agitating shafts 17 while rotating, drive three agitator disks 18 to stir, and three agitator disks 18 form
It is triangular shaped, so that material is formed circular rotating stream, promotes the uniform of various materials, catalysis can be added by the first feeding pipe 2
Catalytic hydrogenation reaction occurs under the action of catalyst, anti-antichlor for agent and anti-antichlor, 3,4- dichloronitrobenzenes, generates 3,4-
Dichloroaniline, material can enter next reaction kettle by overflow pipe 3 and carry out continuous still reaction.
Finally, it should be noted that the above is only the preferred embodiment of the utility model, it is not limited to practical
It is novel, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art,
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all include
It is within the protection scope of the utility model.
Claims (6)
1. the device that a kind of continuous still reaction produces 3,4 dichloroanilines, which is characterized in that described including reaction kettle ontology (1)
The first feeding pipe (2) are equipped at the top of reaction kettle ontology (1), reaction kettle ontology (1) side is equipped with overflow pipe (3), described anti-
Kettle ontology (1) other side is answered to be equipped with the second feeding pipe (4), described second feeding pipe (4) one end is connected with spiral mixing tube (5),
Described spiral mixing tube (5) one end is connected with pan feeding mixing tank (6), there are two pan feeding mixing tank (6) two sides are separately connected
Feed pipe (7) is equipped with feed pump (8) on the feed pipe (7), and reaction kettle ontology (1) outer wall is equipped with driving motor
(9), the output end of the driving motor (9) is connected with shaft (10), is fixedly installed with the first runner on the shaft (10)
(11) it is wrapped with the first belt respectively with the second runner (12), first runner (11) and second runner (12) outside
(13) with the second belt (14), first belt (13) and the second belt (14) other side difference solderless wrapped connection are in third runner
(15) and on the 4th runner (16), second runner (12), the third runner (15) and the 4th runner (16) are close
It is respectively connected with agitating shaft (17) at reaction kettle ontology (1) the side center, the agitating shaft (17) runs through the reaction kettle sheet
Body (1) outer wall, and the agitating shaft (17) is located at the internal one end of the reaction kettle ontology (1) and is connected with agitator disk (18), it is described
Multiple paddles (19) are connected on the outside of agitator disk (18).
2. the device that a kind of continuous still reaction according to claim 1 produces 3,4 dichloroanilines, which is characterized in that institute
It states and is equipped with sealing ring between agitating shaft (17) and the reaction kettle ontology (1) outer wall.
3. the device that a kind of continuous still reaction according to claim 1 produces 3,4 dichloroanilines, which is characterized in that institute
Stating agitator disk (18) quantity is three, and three agitator disk (18) compositions are triangular shaped.
4. the device that a kind of continuous still reaction according to claim 1 produces 3,4 dichloroanilines, which is characterized in that institute
It states and is additionally provided with electric heating tube (20) inside reaction kettle ontology (1).
5. the device that a kind of continuous still reaction according to claim 1 produces 3,4 dichloroanilines, which is characterized in that institute
It states reaction kettle ontology (1) outer wall and is fixedly connected with motor mounting plate, driving motor (9) bottom and the motor mounting plate are solid
Fixed connection.
6. the device that a kind of continuous still reaction according to claim 1 produces 3,4 dichloroanilines, which is characterized in that institute
It states and is equipped with temperature sensor (21) and pressure sensor (22) at the top of reaction kettle ontology (1), the temperature sensor (21) and pressure
Force snesor (22) bottom connects temperature probe and pressure probe, and temperature probe and pressure probe are located at the reaction kettle ontology
(1) internal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821047955.2U CN208649171U (en) | 2018-07-03 | 2018-07-03 | A kind of continuous still reaction produces the device of 3,4 dichloroanilines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821047955.2U CN208649171U (en) | 2018-07-03 | 2018-07-03 | A kind of continuous still reaction produces the device of 3,4 dichloroanilines |
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| Publication Number | Publication Date |
|---|---|
| CN208649171U true CN208649171U (en) | 2019-03-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821047955.2U Active CN208649171U (en) | 2018-07-03 | 2018-07-03 | A kind of continuous still reaction produces the device of 3,4 dichloroanilines |
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| CN (1) | CN208649171U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110124596A (en) * | 2019-06-17 | 2019-08-16 | 郑州大工高新科技有限公司 | A kind of uniform mixed distribution device of gas for vapor phase growing apparatus |
-
2018
- 2018-07-03 CN CN201821047955.2U patent/CN208649171U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110124596A (en) * | 2019-06-17 | 2019-08-16 | 郑州大工高新科技有限公司 | A kind of uniform mixed distribution device of gas for vapor phase growing apparatus |
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