CN209113789U - Lauroyl dimethylated propyl diethylenetriamine continuous production device - Google Patents
Lauroyl dimethylated propyl diethylenetriamine continuous production device Download PDFInfo
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- CN209113789U CN209113789U CN201821622587.XU CN201821622587U CN209113789U CN 209113789 U CN209113789 U CN 209113789U CN 201821622587 U CN201821622587 U CN 201821622587U CN 209113789 U CN209113789 U CN 209113789U
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- Prior art keywords
- packed tower
- continuous production
- production device
- dimethylated propyl
- propyl diethylenetriamine
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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 discloses a kind of lauroyl dimethylated propyl diethylenetriamine continuous production devices, including filler tower body, insulation jacket, tubular heat exchanger, preheater and high-temperature pump, steam outlet at the top of filler, insulation jacket is cased with outside packed tower, packed tower middle and upper part be provided with lauric acid it is preheated after import, there is dimethylated propyl diethylenetriamine feed inlet at middle part, the outlet of lauroyl dimethylated propyl diethylenetriamine is arranged at packed tower lower part, top of tower also passes through the cooling water vapour of tubular heat exchanger, tower bottom is connected with high-temperature pump, high-temperature pump is connect with after dimethylated propyl diethylenetriamine mixing preheating with tower centre inlet by static mixer.The utility model structure is simple, convenient and reliable operation, high production efficiency, substantially increases the production efficiency of lauroyl dimethylated propyl diethylenetriamine, and energy saving reduction energy consumption reduces the sewage that need to be handled.
Description
Technical field
The utility model relates to a kind of continuous production devices, connect more particularly to a kind of acid system lauroyl dimethylated propyl diethylenetriamine
Continuous process units.
Background technique
Production lauroyl dimethylated propyl diethylenetriamine mainly uses batch process both at home and abroad at present, i.e., by excess dimethyl propane diamine
It heats and reacts in a kettle with lauric acid, dimethylated propyl diethylenetriamine and lauric acid molar ratio are 1.05--1.1:1, temperature in condition
165℃.The shortcomings that this method is that the water separation that point reaction generates is slow, causes reaction rate long response time long, second
Point is to generate a large amount of amine-containing sewage to cause processing cost excessively high, all very big to equipment investment and energy consumption, causes to be produced into
This is high, it is therefore desirable to improve to existing equipment and technique.
Utility model content
The utility model provides lauroyl dimethylated propyl diethylenetriamine continuous production device, at least to solve to give birth in the prior art
Water is led to the problem of during producing influences reaction efficiency.
It includes packed tower, insulation jacket, that the utility model, which provides lauroyl dimethylated propyl diethylenetriamine continuous production device,
One spiral plate preheater, pipe bundle condenser, lauric acid feed distributor, dimethylated propyl diethylenetriamine pan feeding distributor, sewage receiving tank,
Circulation discharging high-temperature pump, the first spiral plate preheater are connected with lauric acid feed distributor, and the packed tower includes first
Packed tower section and the second packed tower section, the lauric acid feed distributor are mounted on the first packed tower section upper end, the dimethyl
Propane diamine pan feeding distributor is mounted between the first packed tower section and the second packed tower section, and the first packed tower section, second are filled out
Be equipped with insulation jacket on the outside of material tower section, the circulation discharge high-temperature pump respectively with dimethylated propyl diethylenetriamine pan feeding distributor, second
Packed tower section lower end is connected, and is additionally provided with dimethyl propylene between the circulation discharging high-temperature pump and dimethylated propyl diethylenetriamine pan feeding distributor
Diamines pan feeding valve, the pipe bundle condenser are connected with lauric acid feed distributor upper end, and the sewage receiving tank and tubulation condense
Device is connected.
Further, distributed heating rod is additionally provided with inside the packed tower.
Further, the continuous production device further includes differential pressure type level gauge, and the differential pressure type level gauge is mounted on
In two packed tower section lower parts.
Further, the sewage receives pot bottom and is additionally provided with glycerol liquor outlet valve and thick methyl esters outlet valve.
Further, lauric acid feed distributor top is additionally provided with closing valve, and the lauric acid feed distributor is logical
Closing valve is crossed to be connected with pipe bundle condenser.
Further, the dimethylated propyl diethylenetriamine pan feeding distributor upper end is additionally provided with reaction stopping valve, the dimethyl propylene
Diamines pan feeding distributor stops valve by reaction and is connected with the first packed tower section.
Further, temperature detector is equipped in the first packed tower section, the second packed tower section.
Further, the continuous production device further includes DCS control module, and the DCS control module is respectively with first
Spiral plate preheater, pipe bundle condenser, lauric acid feed distributor, dimethylated propyl diethylenetriamine pan feeding distributor, circulation discharging high temperature
Pump is connected.
Further, the continuous production device further includes secondary spiral lamina preheater, and the circulation discharging high-temperature pump is logical
Secondary spiral lamina preheater is crossed to be connected with dimethylated propyl diethylenetriamine pan feeding distributor.
Further, the continuous production device further includes static mixer, and the circulation discharging high-temperature pump passes through quiet
State mixer is connected with secondary spiral lamina preheater.
The utility model forms second level packed tower compared with prior art, using the first packed tower section, the second packed tower section
Structure makes lauric acid that can pass through packed tower with the moisture content that dimethylated propyl diethylenetriamine is sufficiently reacted, and generated in reaction process
Upper end steam, to reduce the water content in reaction system, promote the progress of reaction, improve reaction efficiency.Meanwhile this is practical
It is novel to be connected by using circulation discharging high-temperature pump with dimethylated propyl diethylenetriamine pan feeding distributor, have the substructure of process units
There is circulatory function, the liquid not reacted completely can enter under the drive of circulation discharging high-temperature pump again by dimethylated propyl diethylenetriamine
Expect distributor spray, realize the mixing between raw material, promote the progress of reaction, improves reaction efficiency.
Detailed description of the invention
Fig. 1 is the utility model embodiment structural schematic diagram；
Fig. 2 is the schematic top plan view of distributed heating rod in the utility model embodiment packed tower.
Specific embodiment
In order to make those skilled in the art better understand the scheme of the utility model, below in conjunction with the utility model reality
The attached drawing in example is applied, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described
Embodiment is only the embodiment of the utility model a part, instead of all the embodiments.Based on the reality in the utility model
Example is applied, every other embodiment obtained by those of ordinary skill in the art without making creative efforts is all answered
When the range for belonging to the utility model protection.
It should be noted that the specification and claims of the utility model and term " first " in above-mentioned attached drawing,
" second " etc. is to be used to distinguish similar objects, without being used to describe a particular order or precedence order.
The utility model embodiment discloses lauroyl dimethylated propyl diethylenetriamine continuous production device, as shown in Figure 1, including filling out
Expect tower, insulation jacket, the first spiral plate preheater 21, pipe bundle condenser 6, lauric acid feed distributor 31, dimethylated propyl diethylenetriamine
Pan feeding distributor 32, sewage receiving tank 7, circulation discharging high-temperature pump 5, the first spiral plate preheater 21 and lauric acid charging point
Cloth device 31 is connected, and the packed tower includes the first packed tower section 11 and the second packed tower section 12, the lauric acid feed distributor
31 are mounted on 11 upper end of the first packed tower section, and the dimethylated propyl diethylenetriamine pan feeding distributor 32 is mounted on 11 He of the first packed tower section
Between second packed tower section 12, it is equipped with insulation jacket on the outside of the first packed tower section 11, the second packed tower section 12, it is described to follow
Ring discharging high-temperature pump 5 is connected with dimethylated propyl diethylenetriamine pan feeding distributor 32,12 lower end of the second packed tower section respectively, described to recycle
It is additionally provided with dimethylated propyl diethylenetriamine pan feeding valve 91 between material high-temperature pump 5 and dimethylated propyl diethylenetriamine pan feeding distributor 32, the tubulation is cold
Condenser 6 is connected with 31 upper end of lauric acid feed distributor, and the sewage receiving tank 7 is connected with pipe bundle condenser 6.
Optionally, as depicted in figs. 1 and 2, distributed heating rod 13, the continuous production are additionally provided with inside the packed tower
Device further includes differential pressure type level gauge 8, and the differential pressure type level gauge 8 is mounted in 12 lower part of the second packed tower section.Described first
Temperature detector is equipped in packed tower section 11, the second packed tower section 12.
Optionally, as shown in Figure 1,7 bottom of sewage receiving tank is additionally provided with glycerol liquor outlet valve 71 and the outlet of thick methyl esters
Valve 72.
Optionally, described to recycle as shown in Figure 1, the continuous production device further includes secondary spiral lamina preheater 22
Material high-temperature pump 5 is connected by secondary spiral lamina preheater 22 with dimethylated propyl diethylenetriamine pan feeding distributor 32.
Particularly, as shown in Figure 1, the continuous production device further includes static mixer 10, the circulation discharging high temperature
Pump 5 is connected by static mixer 10 with secondary spiral lamina preheater 22.
Wherein, insulation jacket includes the first insulation jacket 41 covered at the first packed tower section 11 and covers in the second packed tower
Save the second insulation jacket 42 at 12.As shown in Fig. 2, distributed heating rod 13 is that multiple heating rods are rotatably mounted in packed tower
Portion.
In practical work process, pass through pipeline respectively to the first spiral plate preheater 21, secondary spiral lamina preheater 22
In be passed through lauric acid and dimethylated propyl diethylenetriamine, by the first spiral plate preheater 21, secondary spiral lamina preheater 22 to raw material carry out
Heating, and by lauric acid feed distributor 31, dimethylated propyl diethylenetriamine pan feeding distributor 32 enter packed tower in mix, using point
Cloth heating rod 13 heats lauric acid and dimethylated propyl diethylenetriamine to promote to react, due to lauric acid and dimethylated propyl diethylenetriamine
Reaction temperature at 100 degrees Celsius or more, the hydrone generated after lauric acid and dimethylated propyl diethylenetriamine reaction is by the second packed tower
The 12, first packed tower section 11 of section successively heats, and forms water vapour, and flow into sewage receiving tank 7 by pipe bundle condenser 6, makes
Moisture content is low in packed tower.Mixed reaction solution mixes under the action of circulation discharges high-temperature pump 5 through static mixer 10,
It is heated again by secondary spiral lamina preheater 22 and packed tower reaction is again introduced by dimethylated propyl diethylenetriamine pan feeding distributor 32,
Raw material is promoted sufficiently to react.After lauric acid fully reacting, except the moisture content being collected into decontaminated water receiving tank 7.Improve packed tower
Interior temperature makes excessive dimethylated propyl diethylenetriamine flow into sewage receiving tank 7 by pipe bundle condenser 6, realizes excess dimethyl the third two
The removal of amine, to obtain the product of high-purity.Outlet valve 92 is opened at this time, flows out product from packed tower, completes laurel
The synthesis of acyl dimethylated propyl diethylenetriamine.The excess dimethyl propane diamine in sewage receiving tank 7 is recycled, can be used in lower secondary response.
Differential pressure type level gauge 8 monitors liquid level in packed tower, avoids overcharge that packed tower is caused to be filled.
The utility model embodiment forms second level filler tower structure using the first packed tower section, the second packed tower section, makes the moon
Cinnamic acid can be steamed with the moisture content that dimethylated propyl diethylenetriamine is sufficiently reacted, and generated in reaction process by the upper end of packed tower
Out, to reduce the water content in reaction system, promote the progress of reaction, improve reaction efficiency.Meanwhile the utility model is implemented
Example is connected by using circulation discharging high-temperature pump with dimethylated propyl diethylenetriamine pan feeding distributor, has the substructure of process units
Circulatory function, the liquid not reacted completely can be under the drives of circulation discharging high-temperature pump again by dimethylated propyl diethylenetriamine pan feeding
Distributor spray, realizes the mixing between raw material, promotes the progress of reaction, improves reaction efficiency.
Optionally, lauric acid feed distributor top is additionally provided with closing valve, and the lauric acid feed distributor passes through
Closing valve is connected with pipe bundle condenser.
Optionally, the dimethylated propyl diethylenetriamine pan feeding distributor upper end is additionally provided with reaction stopping valve, the dimethyl propylene two
Amine pan feeding distributor stops valve by reaction and is connected with the first packed tower section.
The utility model embodiment stops valve by using closing valve, reaction, realizes dimethylated propyl diethylenetriamine pan feeding distributor
With the separation between pipe bundle condenser, the first packed tower section and the second packed tower section, to improve control to process units.
Optionally, the continuous production device further includes DCS control module, the DCS control module respectively with the first spiral shell
Rotating plate preheater, pipe bundle condenser, lauric acid feed distributor, dimethylated propyl diethylenetriamine pan feeding distributor, circulation discharging high-temperature pump
It is connected.
Wherein, the DCS control module using DCS automatic control system to the first spiral plate preheater, pipe bundle condenser,
Lauric acid feed distributor, dimethylated propyl diethylenetriamine pan feeding distributor, circulation discharging high-temperature pump working condition control effectively.
Finally it should be noted that above embodiments are only to illustrate the technical solution of the utility model rather than limit it
System, although the utility model is described in detail referring to above-described embodiment, those of ordinary skill in the art should
Understand, technical staff read present specification after specific implementation of the utility model can still be modified or
Equivalent replacement, but these are modified or are changed within all without departing from present utility model application accompanying claims protection scope.
Claims (10)
1. lauroyl dimethylated propyl diethylenetriamine continuous production device, which is characterized in that the continuous production device includes packed tower, protects
Warm collet, the first spiral plate preheater, pipe bundle condenser, lauric acid feed distributor, dimethylated propyl diethylenetriamine pan feeding distributor, dirt
Water receiving tank, circulation discharging high-temperature pump, the first spiral plate preheater are connected with lauric acid feed distributor, the packed tower
Including the first packed tower section and the second packed tower section, the lauric acid feed distributor is mounted on the first packed tower section upper end, institute
It states dimethylated propyl diethylenetriamine pan feeding distributor to be mounted between the first packed tower section and the second packed tower section, first packed tower
Insulation jacket is equipped on the outside of section, the second packed tower section, the circulation discharging high-temperature pump divides with dimethylated propyl diethylenetriamine pan feeding respectively
Cloth device, the second packed tower section lower end are connected, and also set between the circulation discharging high-temperature pump and dimethylated propyl diethylenetriamine pan feeding distributor
There is dimethylated propyl diethylenetriamine pan feeding valve, the pipe bundle condenser is connected with lauric acid feed distributor upper end, the sewage receiving tank
It is connected with pipe bundle condenser.
2. continuous production device according to claim 1, which is characterized in that be additionally provided with distributed heating inside the packed tower
Stick.
3. continuous production device according to claim 1, which is characterized in that the continuous production device further includes differential pressure type liquid
Position meter, the differential pressure type level gauge are mounted in the second packed tower section lower part.
4. continuous production device according to claim 1, which is characterized in that the sewage receives pot bottom and is additionally provided with glycerol liquor
Outlet valve and thick methyl esters outlet valve.
5. continuous production device according to claim 1, which is characterized in that lauric acid feed distributor top is additionally provided with
Valve is closed, the lauric acid feed distributor is connected by closing valve with pipe bundle condenser.
6. continuous production device according to claim 1, which is characterized in that the dimethylated propyl diethylenetriamine pan feeding distributor upper end
It is additionally provided with reaction and stops valve, the dimethylated propyl diethylenetriamine pan feeding distributor stops valve by reaction and is connected with the first packed tower section.
7. continuous production device according to claim 1, which is characterized in that the first packed tower section, the second packed tower section
It is interior to be equipped with temperature detector.
8. continuous production device according to claim 1, which is characterized in that the continuous production device further includes DCS control
Module, the DCS control module respectively with the first spiral plate preheater, pipe bundle condenser, lauric acid feed distributor, dimethyl
Propane diamine pan feeding distributor, circulation discharging high-temperature pump are connected.
9. continuous production device according to claim 1, which is characterized in that the continuous production device further includes the second spiral
Plate preheater, the circulation discharging high-temperature pump are connected by secondary spiral lamina preheater with dimethylated propyl diethylenetriamine pan feeding distributor.
10. continuous production device according to claim 9, which is characterized in that the continuous production device further includes static mixed
Clutch, the circulation discharging high-temperature pump are connected by static mixer with secondary spiral lamina preheater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821622587.XU CN209113789U (en) | 2018-09-30 | 2018-09-30 | Lauroyl dimethylated propyl diethylenetriamine continuous production device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821622587.XU CN209113789U (en) | 2018-09-30 | 2018-09-30 | Lauroyl dimethylated propyl diethylenetriamine continuous production device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209113789U true CN209113789U (en) | 2019-07-16 |
Family
ID=67200152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821622587.XU Active CN209113789U (en) | 2018-09-30 | 2018-09-30 | Lauroyl dimethylated propyl diethylenetriamine continuous production device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209113789U (en) |
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2018
- 2018-09-30 CN CN201821622587.XU patent/CN209113789U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 510000 1st floor, No. 13, Shunjing Road, Daxiang Industrial Zone, Renhe Town, Baiyun District, Guangzhou, Guangdong Province (Airport Baiyun) Patentee after: Zhicheng (Guangdong) high tech materials Co.,Ltd. Address before: No. 30, Hantang South Road, Hantang Village, Renhe Town, Baiyun District, Guangzhou City, Guangzhou City, Guangdong Province, 510000 Patentee before: Guangzhou Zhicheng Washing Material Co.,Ltd. |
|
| CP03 | Change of name, title or address |