CN209392759U - A kind of methanol and ethylenediamine separator improving working efficiency - Google Patents
A kind of methanol and ethylenediamine separator improving working efficiency Download PDFInfo
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- CN209392759U CN209392759U CN201821958942.0U CN201821958942U CN209392759U CN 209392759 U CN209392759 U CN 209392759U CN 201821958942 U CN201821958942 U CN 201821958942U CN 209392759 U CN209392759 U CN 209392759U
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Abstract
It is disclosed by the utility model to belong to rectifying separation equipment technical field, specially a kind of methanol and ethylenediamine separator for improving working efficiency, including storage bin, controller is fixed on the left side wall of the storage bin, the intracavity bottom of the storage bin is fixed with heater, catheter is fixed on the right side wall of the storage bin, drawing liquid pump is fixed on the catheter, the right end of the catheter is fixedly connected with distillation still, it is successively arranged liquidometer from left to right in the distillation still, pressure gauge, exhaust pipe and exhaust tube, aspiration pump is fixed on the exhaust tube, the right end of the aspiration pump is fixedly connected with cabinet, exhaust pump is fixed on the exhaust pipe, the top of the exhaust pipe is fixedly connected with rectifying column, present apparatus structure is simple, pre-add annealing device is set and is vacuum-treated mechanism, when shortening heating Between, improve working efficiency.
Description
Technical field
It is disclosed by the utility model to belong to rectifying separation equipment technical field, specially a kind of methanol for improving working efficiency
With ethylenediamine separator.
Background technique
The mixed waste liquor of methanol and ethylenediamine, first can be generated in the preparation process of aminoethylaminopropyl trimethicone
Alcohol and ethylenediamine all can be recycled recycling separating afterwards；But methanol and ethylenediamine will form azeotropic upon mixing, pass
The rectifying separate mode of system is usually methanol and ethylenediamine mixed liquor are directly passed through evaporating kettle to be heated into gas to be passed through rectifying again
Rectifying separation is carried out in tower, and methanol and heating time of the ethylenediamine mixed liquor in distillation still are too long, reduce working efficiency, are
This, we have proposed a kind of methanol for improving working efficiency and ethylenediamine separator to come into operation, to solve the above problems.
Utility model content
The purpose of this utility model is to provide a kind of methanol and ethylenediamine separator for improving working efficiency, to solve
The problems mentioned above in the background art.
To achieve the above object, the utility model provides the following technical solutions: a kind of methanol and second improving working efficiency
Diamines separator, including storage bin are fixed with controller, the interior bottom of chamber of the storage bin on the left side wall of the storage bin
Portion is fixed with heater, and catheter is fixed on the right side wall of the storage bin, is fixed with drawing liquid on the catheter
Pump, the right end of the catheter are fixedly connected with distillation still, are successively arranged liquidometer, pressure in the distillation still from left to right
Meter, exhaust pipe and exhaust tube are fixed with aspiration pump on the exhaust tube, and the right end of the aspiration pump is fixedly connected with cabinet,
Exhaust pump is fixed on the exhaust pipe, the top of the exhaust pipe is fixedly connected with rectifying column, the bottom end of the rectifying column
It is fixedly connected with reboiler, the top of the rectifying column is fixedly connected with condenser, the output end and gas-liquid point of the condenser
It is fixedly connected from device, the gas-liquid separator output end is fixedly connected with methanol pans and ethylenediamine pans respectively, described
Heater, liquidometer, drawing liquid pump, pressure gauge, exhaust pump, gas-liquid separator, condenser and aspiration pump electrically connect with controller
It connects.
Preferably, the inner cavity of the rectifying column and distillation still is equipped with interlayer, the bottom of the distillation still be equipped with steam into
Enter pipe.
Preferably, semiconductor chilling plate, and semiconductor chilling plate heat-absorbent surface and cabinet are fixed at the top of the cabinet
Top be fixedly connected, be fixed with cooling fan on the radiating surface for the semiconductor chilling plate that the cabinet is equipped with.
Preferably, the inner cavity of the distillation still is fixed with motor agitating device, and motor agitating device includes driving electricity
Machine and the stirring rod being fixedly connected with the output shaft of driving motor.
Compared with prior art, the utility model has the beneficial effects that
1. the present apparatus is equipped with heater, micro- heating can be carried out to the methanol and ethylenediamine mixed liquor stored in storage bin, mentioned
It is preceding that methanol and ethylenediamine mixed liquor are heated, shorten the heating time in evaporating kettle.
2. the present apparatus, which is equipped with, is vacuum-treated mechanism, evaporating kettle can be vacuum-treated, methanol can be reduced and ethylenediamine is mixed
The boiling point of liquid is closed, the heating time in evaporating kettle is further shortened, improves working efficiency.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model.
In figure: 1 storage bin, 2 controllers, 3 heaters, 4 distillation stills, 5 exhaust pipes, 6 liquidometers, 7 drawing liquid pumps, 8 catheters,
9 pressure gauges, 10 exhaust pumps, 11 ethylenediamine pans, 12 methanol pans, 13 gas-liquid separators, 14 condensers, 15 rectifying columns,
16 aspiration pumps, 17 cabinets, 18 exhaust tubes, 19 reboilers.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of technical solution: a kind of methanol and ethylenediamine separator improving working efficiency is used
In the separating-purifying of methanol and ethylenediamine, referring to Fig. 1, including storage bin 1, control is fixed on the left side wall of storage bin 1
Device 2, the intracavity bottom of storage bin 1 are fixed with heater 3, and catheter 8, catheter 8 are fixed on the right side wall of storage bin 1
On be fixed with drawing liquid pump 7, the right end of catheter 8 is fixedly connected with distillation still 4, and the inner cavity of distillation still 4 is fixed with motor and stirs
Device is mixed, and motor agitating device includes driving motor and the stirring rod that is fixedly connected with the output shaft of driving motor, convenient for mixed
It closes liquid to be evenly heated, the inner cavity of distillation still 4 is equipped with interlayer, and bottom is equipped with steam and enters pipe, in distillation still 4 from left to right
It is successively arranged liquidometer 6, pressure gauge 9, exhaust pipe 5 and exhaust tube 18, aspiration pump 16, aspiration pump 16 are fixed on exhaust tube 18
Right end be fixedly connected with cabinet 17, be fixed with cooling fan on the radiating surface for the semiconductor chilling plate that cabinet 17 is equipped with,
Cooling for gas is liquefied, and is fixed with exhaust pump 10 on exhaust pipe 5, and the top of exhaust pipe 5 is fixedly connected with rectifying column 15,
The inner cavity of rectifying column 15 is equipped with the interlayer for heating water bath, and the bottom end of rectifying column 15 is fixedly connected with reboiler 19, rectifying column
15 top is fixedly connected with condenser 14, and the output end of condenser 14 is fixedly connected with gas-liquid separator 13, gas-liquid separator
13 output ends are fixedly connected with methanol pans 12 and ethylenediamine pans 11 respectively, heater 3, liquidometer 6, drawing liquid pump 7, pressure
Power meter 9, exhaust pump 10, gas-liquid separator 13, condenser 14 and aspiration pump 16 are electrically connected with controller 2.
Working principle: this separator carries out micro- add with ethylenediamine mixed liquor to the methanol in storage bin 1 by heater 3
Heat treatment, this heating temperature is less than the azeotropic temperature of methanol Yu ethylenediamine mixed liquor, in order to enable the mixed liquor in storage bin 1
Motor-driven mixing plant can be arranged in storage bin 1, and temperature sensor is arranged in the bottom of storage bin 1 for homogeneous heating,
Temperature sensor and controller 2 are electrically connected, and convenient for the understanding to temperature, the methanol after micro- heat treatment is mixed with ethylenediamine
Liquid is passed through in distillation still 4, reduces the heating time in distillation still 4, measures liquid level for liquidometer 6, will by aspiration pump 16
The boiling point of 4 inside vacuum state of distillation still, methanol and ethylenediamine mixed liquor under vacuum state will be lower than under normal barometric pressure
Boiling point, further shorten heating time, distillation still 4 is heated by hot steam, when the pressure in distillation still 4 reaches one
Periodically, gas is passed through in rectifying column 15 by exhaust pump 10, since methanol is readily volatilized and toxic, is equipped with semiconductor refrigerating
Piece, can cool down the methanol gas of heat liquefaction, and preventing gas from directly arranging to air leads to environmental pollution, rectifying column 15 and distillation still
4 inner cavity is equipped with interlayer, and 15 interlayer of rectifying column carries out heating water bath, and 4 interlayer of distillation still carries out hot steam heating, heating water bath
Collet in recycle 65 ~ 70 DEG C of hot water, the boiling point of methanol is 65 DEG C, and ethylenediamine boiling point is 117 DEG C, when ethylenediamine and methanol mix
Boil-off gas enters rectifying column 15, and hot water is by ethylenediamine cooling for reflux into reboiler 19, and methanol is not cooled down and isolated from tower top
It goes, a small amount of ethylenediamine gas may be also contained in the methanol gas separated, by control 14 condensation temperature of device condenser, then
Methanol and ethylenediamine are separated by gas-liquid separator 13, there are also the ethylenediamines of part can carry out repeatedly in reboiler 19
It evaporates rectifying and improves purity, present apparatus structure is simple, setting pre-add annealing device and vacuum processing mechanism, when shortening heating
Between, working efficiency is improved, there is very strong practical value.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of methanol and ethylenediamine separator for improving working efficiency, including storage bin (1), it is characterised in that: the storage
It deposits and is fixed on the left side wall of case (1) controller (2), the intracavity bottom of the storage bin (1) is fixed with heater (3),
It is fixed with catheter (8) on the right side wall of the storage bin (1), is fixed with drawing liquid pump (7), institute on the catheter (8)
The right end for stating catheter (8) is fixedly connected with distillation still (4), is successively arranged liquidometer from left to right on the distillation still (4)
(6), pressure gauge (9), exhaust pipe (5) and exhaust tube (18) are fixed with aspiration pump (16), the pumping on the exhaust tube (18)
The right end of air pump (16) is fixedly connected with cabinet (17), is fixed with exhaust pump (10), the exhaust pipe on the exhaust pipe (5)
(5) top is fixedly connected with rectifying column (15), and the bottom end of the rectifying column (15) is fixedly connected with reboiler (19), the essence
The top for evaporating tower (15) is fixedly connected with condenser (14), and the output end of the condenser (14) and gas-liquid separator (13) are fixed
Connection, gas-liquid separator (13) output end are fixedly connected with methanol pans (12) and ethylenediamine pans (11) respectively,
The heater (3), liquidometer (6), drawing liquid pump (7), pressure gauge (9), exhaust pump (10), gas-liquid separator (13), condenser
(14) it is electrically connected with controller (2) with aspiration pump (16).
2. a kind of methanol and ethylenediamine separator for improving working efficiency according to claim 1, it is characterised in that: institute
The inner cavity for stating rectifying column (15) and distillation still (4) is equipped with interlayer, and the bottom of the distillation still (4) is equipped with steam and enters pipe.
3. a kind of methanol and ethylenediamine separator for improving working efficiency according to claim 1, it is characterised in that: institute
It states and is fixed with semiconductor chilling plate at the top of cabinet (17), and semiconductor chilling plate heat-absorbent surface and the top of cabinet (17) are fixed
It connects, is fixed with cooling fan on the radiating surface for the semiconductor chilling plate that the cabinet (17) is equipped with.
4. a kind of methanol and ethylenediamine separator for improving working efficiency according to claim 1, it is characterised in that: institute
The inner cavity for stating distillation still (4) is fixed with motor agitating device, and motor agitating device includes driving motor and and driving motor
The stirring rod that is fixedly connected of output shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821958942.0U CN209392759U (en) | 2018-11-26 | 2018-11-26 | A kind of methanol and ethylenediamine separator improving working efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821958942.0U CN209392759U (en) | 2018-11-26 | 2018-11-26 | A kind of methanol and ethylenediamine separator improving working efficiency |
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| Publication Number | Publication Date |
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| CN209392759U true CN209392759U (en) | 2019-09-17 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111214843A (en) * | 2020-03-02 | 2020-06-02 | 黄冈永安药业有限公司 | Distillation device and production method of high-quality sodium methyl taurate |
-
2018
- 2018-11-26 CN CN201821958942.0U patent/CN209392759U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111214843A (en) * | 2020-03-02 | 2020-06-02 | 黄冈永安药业有限公司 | Distillation device and production method of high-quality sodium methyl taurate |
| CN111214843B (en) * | 2020-03-02 | 2022-04-26 | 黄冈永安日用化工有限公司 | Distillation device and production method of high-quality sodium methyl taurate |
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