CN220194779U - Benzofuranone synthesis cyclization device - Google Patents
Benzofuranone synthesis cyclization device Download PDFInfo
- Publication number
- CN220194779U CN220194779U CN202321763933.7U CN202321763933U CN220194779U CN 220194779 U CN220194779 U CN 220194779U CN 202321763933 U CN202321763933 U CN 202321763933U CN 220194779 U CN220194779 U CN 220194779U
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- CN
- China
- Prior art keywords
- cyclizing
- water
- benzofuranone
- water jacket
- synthetic
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- 230000015572 biosynthetic process Effects 0.000 title claims abstract description 25
- 238000007363 ring formation reaction Methods 0.000 title claims abstract description 25
- 238000003786 synthesis reaction Methods 0.000 title claims abstract description 25
- ACZGCWSMSTYWDQ-UHFFFAOYSA-N 3h-1-benzofuran-2-one Chemical compound C1=CC=C2OC(=O)CC2=C1 ACZGCWSMSTYWDQ-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 69
- 238000003756 stirring Methods 0.000 claims description 13
- 238000007599 discharging Methods 0.000 claims description 9
- 230000007797 corrosion Effects 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 3
- 230000008676 import Effects 0.000 claims 2
- 230000017525 heat dissipation Effects 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000006243 chemical reaction Methods 0.000 description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 5
- 238000007086 side reaction Methods 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 230000002194 synthesizing effect Effects 0.000 description 3
- IANQTJSKSUMEQM-UHFFFAOYSA-N 1-benzofuran Chemical compound C1=CC=C2OC=CC2=C1 IANQTJSKSUMEQM-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- -1 heterocyclic aromatic organic compound Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 239000012286 potassium permanganate Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The utility model relates to the technical field of benzofuranone production equipment, in particular to a benzofuranone synthesis cyclization device which increases the heat dissipation area of materials and effectively improves the heat dissipation effect and the heat dissipation rate.
Description
Technical Field
The utility model relates to the technical field of benzofuranone production equipment, in particular to a benzofuranone synthesis cyclization device.
Background
Benzofuran is a well known heterocyclic aromatic organic compound. Is oily liquid at normal temperature, and has aromatic flavor. The cyclizing reaction kettle in the traditional benzofuranone production device can volatilize along with water vapor and can be decomposed by potassium permanganate and other oxidants, a target product is obtained by placing concentrated sulfuric acid in a material, the process is an exothermic reaction, the reaction is severe after the concentrated sulfuric acid is added, a large amount of heat can be released in a short time, if the temperature is too high and a lot of side reactions can be generated due to the fact that the heat is not released, the target product is impure, the benzofuranone synthesis cyclizing device with the search application number of CN201822279104.7 is used for carrying out heat release through an external water jacket, the contact area between the material inside and the water jacket is too small, heat is exchanged only through the side wall of the cyclizing kettle, the heat release effect is too poor, the heat release rate is too slow, and the side reactions caused by untimely heat release are easy, and the cyclizing device for benzofuranone synthesis is needed
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a benzofuranone synthesis cyclization device, which increases the heat dissipation area of materials and effectively improves the heat dissipation effect and the heat dissipation rate.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a benzofuranone synthesis cyclization device, including the cyclization synthetic cauldron, the outside of cyclization synthetic cauldron is provided with the water jacket, the bottom of water jacket is provided with the several supporting leg, the bottom of cyclization synthetic cauldron is provided with the discharging pipe, be provided with the control valve on the discharging pipe, the bottom of water jacket is provided with the inlet tube, the top of water jacket is provided with the drain pipe, the inside of cyclization synthetic cauldron is provided with the several raceway, the top of cyclization synthetic cauldron is provided with driving motor, driving motor's rotating end is provided with the drive shaft, be provided with the stirring leaf in the drive shaft, one side at cyclization synthetic cauldron top is provided with acid inlet, the opposite side at cyclization synthetic cauldron top's top is provided with the material inlet.
Further, both ends of the water pipe are communicated with the water jacket.
Further, the water delivery pipes on the same plane are positioned between the two stirring blades which are adjacent to each other up and down, and a space is reserved between the water delivery pipes and the stirring blades which are adjacent to each other up and down.
Furthermore, the water delivery pipe is made of a metal material with good heat conductivity and corrosion resistance.
(III) beneficial effects
Compared with the prior art, the utility model provides a benzofuranone synthesis cyclization device, which has the following beneficial effects:
according to the benzofuranone synthesis cyclization device, through the arrangement of the water conveying pipe, the two ends of the water conveying pipe are communicated with the water jacket, water circulating in the water jacket can flow in the water conveying pipe, heat generated during material reaction is taken away by the water jacket and the water in the water conveying pipe, the contact area between the water conveying pipe and the material is effectively increased, and therefore the heat dissipation effect and the heat dissipation rate are effectively improved, and side reactions caused by high temperature are effectively prevented.
Drawings
FIG. 1 is a schematic diagram of an equivalent structure of the present utility model;
FIG. 2 is a schematic elevational view of the present utility model;
FIG. 3 is a schematic diagram of an equivalent structure of the present utility model;
fig. 4 is a schematic cross-sectional view of the present utility model.
In the figure: 1. cyclizing and synthesizing a kettle; 2. a water jacket; 3. support legs; 4. a discharge pipe; 5. a control valve; 6. a water inlet pipe; 7. a drain pipe; 8. a water pipe; 9. a driving motor; 10. a drive shaft; 11. stirring the leaves; 12. an acid inlet; 13. and a material inlet.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the cyclizing device for synthesizing benzofuranone of the present utility model comprises a cyclizing synthesis kettle 1, wherein the material reacts in the cyclizing synthesis kettle 1, a water jacket 2 is arranged outside the cyclizing synthesis kettle 1 for cooling, a plurality of support legs 3 are arranged at the bottom end of the water jacket 2 for supporting the cyclizing device for synthesizing benzofuranone, a discharging pipe 4 is arranged at the bottom end of the cyclizing synthesis kettle 1 for discharging the reacted material, a control valve 5 is arranged on the discharging pipe 4 for controlling the opening and closing of the discharging pipe 4, a water inlet pipe 6 is arranged at the bottom end of the water jacket 2 for injecting water into the water jacket 2, a water outlet pipe 7 is arranged at the top of the water jacket 2 for discharging water in the water jacket 2, a plurality of water pipes 8 are arranged in the cyclizing synthesis kettle 1, both ends of the water pipes 8 are communicated with the water jacket 2, the water pipe 8 on the same plane is positioned between two stirring blades 11 which are adjacent up and down, a space is reserved between the water pipe 8 and the stirring blades 11 which are adjacent up and down, the water pipe 8 is made of metal materials with good heat conductivity and corrosion resistance, water flowing in the water jacket 2 circularly flows in the water pipe 8, the water in the water jacket 2 and the water pipe 8 takes away heat generated during material reaction, the contact area between the water pipe 8 and the material is effectively increased, thereby effectively improving the heat dissipation effect and the heat dissipation rate, effectively preventing side reaction caused by high temperature, the top end of the cyclization synthesis kettle 1 is provided with a driving motor 9, driving the driving shaft 10 to rotate the stirring blades 11, the rotating end of the driving motor 9 is provided with a driving shaft 10, the driving shaft 10 is provided with a plurality of stirring blades 11, the stirring blades 11 rotate to stir the material, one side of the top end of the cyclization synthesis kettle 1 is provided with an acid inlet 12, concentrated sulfuric acid is added into the cyclization synthesis kettle 1, a material inlet 13 is arranged on the other side of the top end of the cyclization synthesis kettle 1, and materials are added into the cyclization synthesis kettle 1.
In summary, when the benzofuranone synthesis cyclization device is used, water is injected into the water jacket 2 through the water inlet pipe 6, the water is discharged through the water outlet pipe 7, materials are added into the cyclization synthesis kettle 1, sulfuric acid is added into the cyclization synthesis kettle 1, water flowing in the water jacket 2 flows in the water pipe 8, heat generated during material reaction is taken away by the water in the water jacket 2 and the water pipe 8, the contact area between the water pipe 8 and the materials is effectively increased, and therefore the heat dissipation effect and the heat dissipation rate are effectively improved.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The benzofuranone synthesis cyclization device comprises a cyclization synthesis kettle (1), and is characterized in that: the outside of cyclizing synthetic cauldron (1) is provided with water jacket (2), the bottom of water jacket (2) is provided with several supporting leg (3), the bottom of cyclizing synthetic cauldron (1) is provided with discharging pipe (4), be provided with control valve (5) on discharging pipe (4), the bottom of water jacket (2) is provided with inlet tube (6), the top of water jacket (2) is provided with drain pipe (7), the inside of cyclizing synthetic cauldron (1) is provided with several raceway (8), the top of cyclizing synthetic cauldron (1) is provided with driving motor (9), the rotating end of driving motor (9) is provided with drive shaft (10), be provided with several stirring leaf (11) on drive shaft (10), one side on the top of cyclizing synthetic cauldron (1) is provided with sour import (12), the opposite side on cyclizing synthetic cauldron (1) top is provided with material import (13).
2. A benzofuranone synthetic cyclizing apparatus according to claim 1, wherein: both ends of the water delivery pipe (8) are communicated with the water jacket (2).
3. A benzofuranone synthetic cyclizing apparatus according to claim 1, wherein: the water delivery pipes (8) on the same plane are positioned between two stirring blades (11) which are adjacent up and down, and a space is reserved between the water delivery pipes (8) and the stirring blades (11) which are adjacent up and down.
4. A benzofuranone synthetic cyclizing apparatus according to claim 1, wherein: the water delivery pipe (8) is made of a metal material with good heat conductivity and corrosion resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321763933.7U CN220194779U (en) | 2023-07-05 | 2023-07-05 | Benzofuranone synthesis cyclization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321763933.7U CN220194779U (en) | 2023-07-05 | 2023-07-05 | Benzofuranone synthesis cyclization device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220194779U true CN220194779U (en) | 2023-12-19 |
Family
ID=89141568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321763933.7U Active CN220194779U (en) | 2023-07-05 | 2023-07-05 | Benzofuranone synthesis cyclization device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220194779U (en) |
-
2023
- 2023-07-05 CN CN202321763933.7U patent/CN220194779U/en active Active
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