CN208959902U - It is a kind of to flow back and be concentrated polyfunctional reactant device - Google Patents
It is a kind of to flow back and be concentrated polyfunctional reactant device Download PDFInfo
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- CN208959902U CN208959902U CN201821619770.4U CN201821619770U CN208959902U CN 208959902 U CN208959902 U CN 208959902U CN 201821619770 U CN201821619770 U CN 201821619770U CN 208959902 U CN208959902 U CN 208959902U
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Abstract
The utility model relates to a kind of reflux and concentration polyfunctional reactant device, including vacuum plant, raw material dropping tank, reaction kettle, agitating device, condensing unit；Raw material is added dropwise upper end and is equipped with vacuum tube one, material feeding tube and evacuated tube one, and raw material dropping tank bottom end is equipped with raw material discharge nozzle；Reaction kettle top is equipped with reaction kettle feed pipe, gas phase conduit, and reaction kettle side wall is equipped with vacuum tube two close to reaction kettle top of supply line, flows back into expects pipe, and solvent feed pipe is arranged close to reaction kettle bottom part in reaction kettle side wall；Vacuum plant is connected with vacuum tube one and vacuum tube two by pipeline, raw material discharge nozzle is connected with reaction kettle feed pipe by pipeline, gas phase conduit is connected with condensing unit top by pipeline, condensing unit bottom end successively with evacuated tube two, flow back into expects pipe and concentration discharge nozzle is connected by pipeline.It is multi-functional that the device integrates reflux, concentration, can conveniently, accurate control different material dripping quantity and drop rate, reduce reagent loss, save production cost.
Description
Technical field
The utility model relates to chemical field, in particular to a kind of reflux and concentration polyfunctional reactant device.
Background technique
To improve reaction rate, organic synthesis usually needs to carry out under heating state, and low boiling point raw material is variable under high temperature
For steam, raw material is caused to be lost, therefore reaction kettle generally requires setting reflux unit, makes the raw material of gasification by continuing after condensation
It returns to reaction kettle and participates in reaction.Existing back flow reaction device generally includes reaction kettle and condenser, the gas warp in reaction kettle
Condenser condensed liquid comes back to reaction kettle and participates in reaction.However, many chemical reactions need a large amount of solvents, if not to molten
Agent is recycled, and material waste will be caused, and to reduce reaction cost especially in Chemical Manufacture, solvent generally requires recovery set
With reaction solution needs to separate and recover solvent and product by concentration.
Currently, common back flow reaction and concentration reaction need to be carried out by different reaction kettles, there are cumbersome, consumings
The defects of time is long, at high cost.
Utility model content
Integrate reflux the purpose of the utility model is to provide a kind of, the reflux for reacting multi-functional is concentrated and more function are concentrated
It can reaction unit.
In order to realize the purpose of this utility model, the utility model adopts the following technical solution:
The utility model provides a kind of reflux and concentration polyfunctional reactant device, including vacuum plant, raw material dropping tank, anti-
Answer kettle, agitating device, condensing unit；The raw material is added dropwise upper end and is equipped with vacuum tube one, material feeding tube and evacuated tube one, institute
Raw material dropping tank bottom end is stated equipped with raw material discharge nozzle；The reaction kettle top is equipped with reaction kettle feed pipe, gas phase conduit, described anti-
Kettle side wall is answered to be equipped with vacuum tube two close to reaction kettle top of supply line, flow back into expects pipe, the reaction kettle side wall is close to reaction kettle bottom
End position setting solvent feed pipe；The agitating device includes motor above the reaction kettle and inside reaction kettle
Agitating shaft and paddle, the motor, agitating shaft and paddle are fixedly connected sequentially；Wherein, the vacuum plant is respectively and very
Blank pipe one is connected with vacuum tube two by pipeline, and the raw material discharge nozzle is connected with reaction kettle feed pipe by pipeline, the gas
Phase conduit is connected with condensing unit top by pipeline, the condensing unit bottom end successively with evacuated tube two, flow back into expects pipe and
Discharge nozzle is concentrated to be connected by pipeline；The reaction unit further includes control valve, and the control valve is located at vacuum tube one, row
Blank pipe one, reaction kettle feed pipe, gas phase conduit, vacuum tube two, flows back into expects pipe, evacuated tube two, concentration discharging at raw material discharge nozzle
Guan Shang.
Preferably, it is described flow back into expects pipe be arranged it is U-shaped curved.
Preferably, the raw material dropping tank has multiple, it is furthermore preferred that there are two the raw material dropping tanks.
Preferably, the reaction kettle side wall also sets up evacuated tube three close to reaction kettle top of supply line.
Preferably, the reaction unit further includes raw material storage tank, solvent storage tank and receiving tank, the raw material storage tank
Be connected with material feeding tube by pipeline, the solvent storage tank is connected with solvent feed pipe by pipeline, the receiving tank with
Discharge nozzle is concentrated to be connected by pipeline.
The utility model the utility model has the advantages that
The utility model reflux and concentration polyfunctional reactant device integrate reflux, concentration reacts multi-functional, pass through pipe
Road and valve are rationally arranged, and make reaction unit that can switch to reflux or concentrating function at any time, and by setting raw material dropping tank, can
With convenient, accurately control different material dripping quantity and drop rate, while solvent feed pipe is set to reactor bottom
Position greatly reduces length of pipe, reduces reagent loss, saves production cost.
Detailed description of the invention:
Fig. 1 is that the utility model flows back and be concentrated polyfunctional reactant apparatus structure schematic diagram.
Fig. 2 is that the utility model flows back and be concentrated polyfunctional reactant device reaction kettle structural schematic diagram.
In figure: 1 vacuum plant, 2 raw material dropping tanks, 3 raw material dropping tanks, 4 reaction kettles, 5 agitating devices, 6 condensing units；7
Vacuum tube one, 8 material feeding tubes, 9 evacuated tubes one, 10 raw material discharge nozzles, 11 vacuum tubes one, 12 material feeding tubes, 13 evacuated tubes
One, 14 raw material discharge nozzles, 15 reaction kettle feed pipes, 16 gas phase conduits, 17 vacuum tubes two, 18 flow back into expects pipe, 19 solvent feeds
Pipe, 20 motors, 21 agitating shafts, 22 paddles, 23 evacuated tubes two, 24 concentration discharge nozzle, 25 evacuated tubes three, 26 raw material storage tanks,
27 raw material storage tanks, 28 solvent storage tanks, 29 receiving tanks.
Specific embodiment
Below in conjunction with the utility model attached drawing, clear, complete description is carried out to technical solutions of the utility model.This reality
" connected " refers to that gas phase and/or liquid phase can realize circulation between institute's connecting component in novel.
Referring to attached drawing 1~2, a kind of reflux and concentration polyfunctional reactant device: including vacuum plant 1, raw material dropping tank 2,
3, reaction kettle 4, agitating device 5, condensing unit 6；2,3 top of raw material dropping tank is equipped with vacuum tube one 7,11, material feeding tube 8,
12 and evacuated tube one 9,13, raw material dropping tank bottom end is equipped with raw material discharge nozzle 10,14；4 top of reaction kettle is fed equipped with reaction kettle
Pipe 15, gas phase conduit 16, reaction kettle side wall are equipped with vacuum tube 2 17 close to reaction kettle top of supply line, flow back into expects pipe 18, react
Solvent feed pipe 19 is arranged close to reaction kettle bottom part in kettle side wall；Agitating device 5 includes the motor 20 above reaction kettle
And agitating shaft 21 and paddle 22 inside reaction kettle, motor 20, agitating shaft 21 and paddle 22 are fixedly connected sequentially；
Wherein, vacuum plant 1 is connected with vacuum tube 2 17 by pipeline with vacuum tube one 7,11 respectively, raw material discharge nozzle 10,14 and anti-
Answer kettle feed pipe 15 by pipeline be connected, gas phase conduit 16 is connected with condensing unit top by pipeline, condensing unit bottom end according to
It is secondary with evacuated tube 2 23, flow back into expects pipe 18 and concentration discharge nozzle 24 is connected by pipeline；Reaction unit further includes control valve, control
Valve processed is located at vacuum tube one 7,11, evacuated tube one 9,13, raw material discharge nozzle 10,14, reaction kettle feed pipe 15, gas phase conduit
16, vacuum tube 2 17, flow back into expects pipe 18, evacuated tube 2 23, concentration discharge nozzle 24 on.
The utility model reflux and concentration polyfunctional reactant device integrate reaction, reflux, concentration it is multi-functional, pass through pipe
Road and valve are rationally arranged, and make reaction unit that can switch to reflux or concentrating function at any time.When opening reflux entry tube valve, close
When closing concentration storing tube valve, it is back flow reaction system, back flow reaction can be carried out；When closing volume feed pipe valve, open dense
When contracting storing tube valve, for be concentrated reaction system, can be concentrated reaction, after concentration the materials such as solvent directly from condensate outlet to
Receiving tank recycling.
In addition, reaction unit be arranged raw material dropping tank, can be convenient by valve, accurately control raw material dripping quantity and
Drop rate, while solvent feed pipe is set to reactor bottom position, length of pipe is greatly reduced, it is effective to reduce pipe
Road length reduces reagent loss, saves production cost.Specifically, solvent feed Guan Kewei stainless steel tube, can exist to avoid solvent
Electrostatic is generated in fill process.
In a specific embodiment, referring to attached drawing 1, flow back into expects pipe 18 be arranged it is U-shaped curved.It is U-shaped by being arranged
It is curved, prevent the gaseous component in reaction kettle from passing through phegma feed pipe suck-back.
In a specific embodiment, raw material dropping tank has multiple, such as 2-4, specifically, raw material dropping tank has
Two.By the way that multiple raw material dropping tanks are arranged, facilitate the timely dropwise addition of different material, it can be with by the variation of pipeline and control valve
Dropwise addition sequence, drop rate and the dripping quantity of raw material are controlled, and convenient for the raw material in cleaning in time, replacement raw material dropping tank.
In a specific embodiment, referring to attached drawing 2, reaction kettle side wall also sets up row close to reaction kettle top of supply line
Blank pipe 3 25.
In a specific embodiment, reaction unit further includes raw material storage tank 26,27, solvent storage tank 28 and connects
Closed cans 29, raw material storage tank 26,27 and material feeding tube 8,12 are connected by pipeline, solvent storage tank 28 and solvent feed pipe 19
It is connected by pipeline, receiving tank 29 is connected with concentration discharge nozzle 24 by pipeline.
This specification illustrates the utility model above in conjunction with specific embodiment, it should be appreciated that these are retouched
It states and is intended merely to more fully understand the utility model, without constituting any restriction to the utility model.The guarantor of the utility model
Shield range is limited by the accompanying claims, and covers the equivalents of claim.
Claims (6)
1. it is a kind of reflux and concentration polyfunctional reactant device, it is characterised in that: including vacuum plant (1), raw material dropping tank (2,
3), reaction kettle (4), agitating device (5), condensing unit (6)；Raw material dropping tank (2, the 3) top be equipped with vacuum tube one (7,
11), material feeding tube (8,12) and evacuated tube one (9,13), raw material dropping tank bottom end are equipped with raw material discharge nozzle (10,14)；
Reaction kettle (4) top is equipped with reaction kettle feed pipe (15), gas phase conduit (16), and the reaction kettle side wall is close to reaction kettle top
End position is equipped with vacuum tube two (17), flows back into expects pipe (18), and the reaction kettle side wall is arranged molten close to reaction kettle bottom part
Agent feed pipe (19)；The agitating device (5) includes motor (20) above the reaction kettle and inside reaction kettle
Agitating shaft (21) and paddle (22), the motor (20), agitating shaft (21) and paddle (22) are fixedly connected sequentially；Wherein,
The vacuum plant (1) is connected with vacuum tube two (17) by pipeline with vacuum tube one (7,11) respectively, the raw material discharge nozzle
(10,14) are connected with reaction kettle feed pipe (15) by pipeline, and the gas phase conduit (16) and condensing unit top pass through pipeline
Be connected, the condensing unit bottom end successively with evacuated tube two (23), flow back into expects pipe (18) and be concentrated discharge nozzle (24) pass through pipe
Road is connected；The reaction unit further includes control valve, the control valve be located at vacuum tube one (7,11), evacuated tube one (9,
13), raw material discharge nozzle (10,14), reaction kettle feed pipe (15), gas phase conduit (16), vacuum tube two (17), flow back into expects pipe
(18), evacuated tube two (23), concentration discharge nozzle (24) on.
2. reflux as described in claim 1 and concentration polyfunctional reactant device, it is characterised in that: described to flow back into expects pipe (18)
Upper setting is U-shaped curved.
3. reflux as claimed in claim 2 and concentration polyfunctional reactant device, it is characterised in that: the raw material dropping tank has more
It is a.
4. reflux as claimed in claim 3 and concentration polyfunctional reactant device, it is characterised in that: the raw material dropping tank has two
It is a.
5. reflux as claimed in claim 4 and concentration polyfunctional reactant device, it is characterised in that: the reaction kettle side wall is close
Reaction kettle top of supply line also sets up evacuated tube three (25).
6. reflux as described in any one in claim 1-5 and concentration polyfunctional reactant device, it is characterised in that: the reaction dress
Setting further includes raw material storage tank (26,27), solvent storage tank (28) and receiving tank (29), the raw material storage tank (26,27) with
Material feeding tube (8,12) is connected by pipeline, and the solvent storage tank (28) is connected with solvent feed pipe (19) by pipeline,
The receiving tank (29) is connected with concentration discharge nozzle (24) by pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821619770.4U CN208959902U (en) | 2018-09-20 | 2018-09-20 | It is a kind of to flow back and be concentrated polyfunctional reactant device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821619770.4U CN208959902U (en) | 2018-09-20 | 2018-09-20 | It is a kind of to flow back and be concentrated polyfunctional reactant device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208959902U true CN208959902U (en) | 2019-06-11 |
Family
ID=66756955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821619770.4U Active CN208959902U (en) | 2018-09-20 | 2018-09-20 | It is a kind of to flow back and be concentrated polyfunctional reactant device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208959902U (en) |
-
2018
- 2018-09-20 CN CN201821619770.4U patent/CN208959902U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A multifunctional reaction device for reflux and concentration Effective date of registration: 20230712 Granted publication date: 20190611 Pledgee: Tianjin Binhai rural commercial bank Limited by Share Ltd. Pledgor: TIANJIN QUANHECHENG TECHNOLOGY Co.,Ltd. Registration number: Y2023120000061 |