CN218166992U - Esterification tower for producing n-butyl acetate - Google Patents
Esterification tower for producing n-butyl acetate Download PDFInfo
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- CN218166992U CN218166992U CN202221377174.6U CN202221377174U CN218166992U CN 218166992 U CN218166992 U CN 218166992U CN 202221377174 U CN202221377174 U CN 202221377174U CN 218166992 U CN218166992 U CN 218166992U
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- esterification tower
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Abstract
The utility model discloses an esterification tower is used in n-butyl acetate production, including esterification tower body, chemical reaction cauldron, first condenser pipe, condenser, first isolation layer, second isolation layer, constant temperature heating device and n-butyl acetate pipe, the inside chemical reaction cauldron that is provided with of esterification tower body, chemical reaction cauldron bottom is assisted hot heating device, esterification tower body surface is provided with the fixed plate, the fixed plate top is provided with the condenser, the inside first isolation layer that is provided with of esterification tower body, the inside separation reation kettle that is provided with of esterification tower body, the inside second isolation layer that is provided with of esterification tower body. The utility model has the technical effects that the esterification tower comprises an esterification tower body, a chemical reaction kettle, a first condenser pipe, a condenser, a first isolation layer, a second isolation layer, a constant temperature heating device and an n-butyl acetate pipe; the method has the advantages of high working efficiency, high ester-water separation speed and saving of a large amount of working time.
Description
Technical Field
The utility model relates to an esterification tower technical field, concretely relates to esterification tower is used in n-butyl acetate production.
Background
The esterification tower for producing the n-butyl acetate is equipment for producing the n-butyl acetate, has higher working efficiency and higher speed of separating ester from water, and saves a large amount of working time.
The existing esterification tower has low working efficiency, and is low in ester-water separation speed, so that a large amount of time is wasted, for example, the esterification tower for ester-water separation disclosed in the publication No. CN202121991303.6 comprises an esterification tower body, a guide pipe, a drain pipe and a water valve, wherein the guide pipe is fixedly sleeved at the top of the esterification tower body, the drain pipe is fixedly connected at the bottom of the esterification tower body, and the water valve is arranged on the outer wall of the drain pipe. The utility model discloses a cooperation of hydraulic stem and elasticity straw, drive the ester moisture border department that the filter-tank removed butyl acetate, because the density of butyl acetate is less than the density of water, so butyl acetate can float in the top of water, the cooperation of rethread aspiration pump and elasticity straw, inhale butyl acetate and receive the ester case, realize quick ester separation of water, avoided current esterification tower when using, it is slower to the speed of ester separation of water, a large amount of time of extravagant staff, lead to the relatively poor problem of work efficiency of esterification tower, make and separate ester water fast, the work efficiency of esterification tower is improved.
Therefore, the esterification tower for producing the n-butyl acetate is invented to solve the problems of low working efficiency, low ester water separation speed and great time waste.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a production of n-butyl acetate is with esterification tower to work efficiency is lower in the solution technique, and is slower to the speed of ester separation of water, causes the problem of extravagant a large amount of time.
In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides an esterification tower is used in n-butyl acetate production, includes esterification tower body, chemical reaction cauldron, first condenser pipe, condenser, first isolation layer, second isolation layer, constant temperature heating device and n-butyl acetate pipe, the inside chemical reaction cauldron that is provided with of esterification tower body, chemical reaction cauldron bottom auxiliary heat heating device, esterification tower body surface is provided with the fixed plate, the fixed plate top is provided with the condenser, the inside first isolation layer that is provided with of esterification tower body, the inside separation reation kettle that is provided with of esterification tower body, the inside second isolation layer that is provided with of esterification tower body, the inside ester layer reation kettle that is provided with of esterification tower body, ester layer reation kettle bottom is provided with constant temperature heating device, esterification tower body surface is provided with the base, the base top is provided with agitator motor, agitator motor is provided with the puddler, and it is lower to have solved work efficiency, and is slower to the speed of ester-water separation, causes the problem of a large amount of time extravagant.
Preferably, the top of the esterification tower body is provided with a sealing cover, the outer surface of the esterification tower body is provided with a n-butyl ester pipe, the outer surface of the esterification tower body is provided with a glacial acetic acid pipe, the outer surface of the esterification tower body is provided with a sulfuric acid pipe, the n-butyl ester pipe is used for adding the n-butyl ester pipe, the glacial acetic acid pipe is used for adding glacial acetic acid, and the sulfuric acid pipe is used for adding sulfuric acid.
Preferably, institute esterification tower body surface is provided with first condenser pipe, first condenser pipe tip is provided with the condenser, the condenser surface is provided with the second condenser pipe, the esterification tower body is run through to second condenser pipe tip to extend to separation reation kettle, after n butyl ester pipe, glacial acetic acid and sulphuric acid reacted, produced gas through chemical reaction, gas was through the condensation of first condenser pipe and condenser, and the liquid of condensation flows in the second condenser pipe.
Preferably, the outer surface of the esterification tower body is provided with a water diversion pipe, the outer surface of the esterification tower body is provided with an ester layer pipe, the end part of the ester layer pipe penetrates through the esterification tower body and extends to the ester layer reaction kettle, the water diversion pipe flows out excessive water, and the ester layer pipe flows ester layer solution into the ester layer reaction kettle.
Preferably, the outer surface of the esterification tower body is provided with a sodium carbonate pipe, the outer surface of the esterification tower body is provided with an anhydrous sodium sulfate pipe, the outer surface of the esterification tower body is provided with a n-butyl acetate pipe, the bottom of the esterification tower body is provided with a support, the sodium carbonate pipe is used for adding a 10% sodium carbonate solution for neutralization, and the anhydrous sodium sulfate pipe is used for adding anhydrous sodium sulfate powder for drying.
Preferably, the first condensation pipe is positioned above the n-butyl ester pipe, the first condensation pipe is positioned above the glacial acetic acid pipe, the first condensation pipe is positioned above the sulfuric acid pipe, and the first condensation pipe cools the vaporized ester water into liquid.
Preferably, an auxiliary heating device is arranged at the top of the first isolation layer, a separation reaction kettle is arranged at the bottom of the first isolation layer, and when the n-butyl ester tube, the glacial acetic acid and the sulfuric acid are subjected to chemical reaction, the auxiliary heating device properly heats the chemical reaction kettle to 50-91 ℃ for effective reaction.
Preferably, a separation reaction kettle is arranged at the top of the second isolation layer, an ester layer reaction kettle is arranged at the bottom of the second isolation layer, and the ester layer reaction kettle is used for extracting the n-butyl acetate solution from the ester water.
In the technical scheme, the utility model provides a technological effect and advantage: the device has the technical effects that the device comprises an esterification tower body, a chemical reaction kettle, a first condensing pipe, a condenser, a first isolation layer, a second isolation layer, a constant-temperature heating device and a n-butyl acetate pipe; the method has the advantages of high working efficiency, high ester-water separation speed and saving a large amount of working time.
Drawings
FIG. 1 is a schematic view of the whole structure of the esterification tower body of the present invention;
fig. 2 is a schematic view of the overall structure of the condenser of the present invention;
FIG. 3 is a schematic view of the three-dimensional structure of the esterification tower body of the present invention;
FIG. 4 is a schematic view of the three-dimensional structure of the water distribution pipe of the present invention;
fig. 5 is a sectional view of the chemical reaction kettle of the present invention.
Description of reference numerals:
1. an esterification tower body; 2. a closure cap; 3. a n-butyl ester tube; 4. a glacial acetic acid pipe; 5. a sulfuric acid pipe; 6. a chemical reaction kettle; 7. a first condenser pipe; 8. a condenser; 9. a fixing plate; 10. a second condenser pipe; 11. an auxiliary heating device; 12. a first isolation layer; 13. separating the reaction kettle; 14. a second isolation layer; 15. a water diversion pipe; 16. an ester layer tube; 17. an ester layer reaction kettle; 18. a sodium carbonate tube; 19. an anhydrous sodium sulfate tube; 20. a base; 21. a stirring motor; 22. a stirring rod; 23. a constant temperature heating device; 24. a n-butyl acetate tube; 25. and (4) a bracket.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
The utility model provides a tower of esterifying is used in n-butyl acetate production as shown in fig. 1-5, including esterification tower body 1, chemical reaction cauldron 6, first condenser pipe 7, condenser 8, first isolation layer 12, second isolation layer 14, constant temperature heating device 23 and n-butyl acetate pipe 24, esterification tower body 1 is inside to be provided with chemical reaction cauldron 6, chemical reaction cauldron 6 bottom is assisted hot heating device 11, esterification tower body 1 surface is provided with fixed plate 9, fixed plate 9 top is provided with condenser 8, esterification tower body 1 is inside to be provided with first isolation layer 12, esterification tower body 1 is inside to be provided with separation reation kettle 13, esterification tower body 1 is inside to be provided with second isolation layer 14, esterification tower body 1 is inside to be provided with ester layer reation kettle 17, ester layer reation kettle 17 bottom is provided with constant temperature heating device 23, esterification tower body 1 surface is provided with base 20, base 20 top is provided with agitator motor 21, agitator motor 21 axle head is provided with puddler 22.
This practical theory of operation:
referring to the accompanying drawings 1-5, in the use of the apparatus, through adding a n-butyl acetate tube in a n-butyl acetate tube 3, adding glacial acetic acid in a glacial acetic acid tube 4, adding sulfuric acid in a sulfuric acid tube 5, heating a chemical reactor 6 by an auxiliary heating device 11, cooling liquefied ester water and water by a first condenser tube 7 and a condenser 8, after cooling, the liquid ester water and water, the density of the ester water being less than that of water, so that the water is at the bottom of the ester water, the liquid ester water and water entering a separation reactor 13 through a second condenser tube 10 of the condenser 8, the ester water and water being separated in layers, the water at the bottom flowing out through a diversion tube 15 in a proper amount, the ester water entering the ester layer reactor 17 from an ester layer tube 16, adding a 10% sodium carbonate solution in the ester layer reactor 17 through a sodium carbonate tube 18, neutralizing the ester water, a stirring motor 21 starting up, stirring by a stirring rod 22, neutralizing the stirred mixture liquid with bubbles, adding anhydrous sodium sulfate powder through a sodium sulfate anhydrous sodium sulfate tube 19 for drying, stirring and then stirring the mixture with the butyl acetate solution, heating the butyl acetate in a constant temperature reactor 21, heating the butyl acetate tube 24 again, cooling the butyl acetate solution and collecting the butyl acetate solution in a normal temperature reaction vessel 24, and cooling reaction vessel 24.
Claims (8)
1. The utility model provides a production of n-butyl acetate is with esterification column, includes esterification column body (1), chemical reaction cauldron (6), first condenser pipe (7), condenser (8), first isolation layer (12), second isolation layer (14), constant temperature heating device (23) and n-butyl acetate pipe (24), its characterized in that: esterification tower body (1) inside is provided with chemical reaction cauldron (6), chemical reaction cauldron (6) bottom is assisted hot heating device (11), esterification tower body (1) surface is provided with fixed plate (9), fixed plate (9) top is provided with condenser (8), esterification tower body (1) inside is provided with first isolation layer (12), esterification tower body (1) inside is provided with separation reation kettle (13), esterification tower body (1) inside is provided with second isolation layer (14), esterification tower body (1) inside is provided with ester layer reation kettle (17), ester layer reation kettle (17) bottom is provided with constant temperature heating device (23), esterification tower body (1) surface is provided with base (20), base (20) top is provided with agitator motor (21), agitator motor (21) axle head is provided with puddler (22).
2. The esterification tower for producing n-butyl acetate according to claim 1, wherein: the esterification tower is characterized in that a sealing cover (2) is arranged at the top of the esterification tower body (1), a n-butyl ester pipe (3) is arranged on the outer surface of the esterification tower body (1), an glacial acetic acid pipe (4) is arranged on the outer surface of the esterification tower body (1), and a sulfuric acid pipe (5) is arranged on the outer surface of the esterification tower body (1).
3. The esterification tower for producing n-butyl acetate according to claim 1, wherein: esterification tower body (1) surface is provided with first condenser pipe (7), first condenser pipe (7) tip is provided with condenser (8), condenser (8) surface is provided with second condenser pipe (10), esterification tower body (1) is run through to second condenser pipe (10) tip to extend to separation reation kettle (13).
4. The esterification tower for producing n-butyl acetate according to claim 1, wherein: the esterification tower is characterized in that a water distribution pipe (15) is arranged on the outer surface of the esterification tower body (1), an ester layer pipe (16) is arranged on the outer surface of the esterification tower body (1), and the end part of the ester layer pipe (16) penetrates through the esterification tower body (1) and extends to an ester layer reaction kettle (17).
5. The esterification tower for producing n-butyl acetate according to claim 1, wherein: the esterification tower is characterized in that a sodium carbonate pipe (18) is arranged on the outer surface of the esterification tower body (1), an anhydrous sodium sulfate pipe (19) is arranged on the outer surface of the esterification tower body (1), an n-butyl acetate pipe (24) is arranged on the outer surface of the esterification tower body (1), and a support (25) is arranged at the bottom of the esterification tower body (1).
6. The esterification tower for producing n-butyl acetate according to claim 1, wherein: first condenser pipe (7) are located butyl ester pipe (3) top, first condenser pipe (7) are located glacial acetic acid pipe (4) top, first condenser pipe (7) are located sulphuric acid pipe (5) top.
7. The esterification tower for producing n-butyl acetate according to claim 1, wherein: an auxiliary heating device (11) is arranged at the top of the first isolation layer (12), and a separation reaction kettle (13) is arranged at the bottom of the first isolation layer (12).
8. The esterification tower for producing n-butyl acetate according to claim 1, wherein: and a separation reaction kettle (13) is arranged at the top of the second isolation layer (14), and an ester layer reaction kettle (17) is arranged at the bottom of the second isolation layer (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221377174.6U CN218166992U (en) | 2022-06-01 | 2022-06-01 | Esterification tower for producing n-butyl acetate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221377174.6U CN218166992U (en) | 2022-06-01 | 2022-06-01 | Esterification tower for producing n-butyl acetate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218166992U true CN218166992U (en) | 2022-12-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221377174.6U Active CN218166992U (en) | 2022-06-01 | 2022-06-01 | Esterification tower for producing n-butyl acetate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218166992U (en) |
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2022
- 2022-06-01 CN CN202221377174.6U patent/CN218166992U/en active Active
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