CN220940600U - Equipment for synthesizing 1, 6-dichlorohexane - Google Patents
Equipment for synthesizing 1, 6-dichlorohexane Download PDFInfo
- Publication number
- CN220940600U CN220940600U CN202322741853.8U CN202322741853U CN220940600U CN 220940600 U CN220940600 U CN 220940600U CN 202322741853 U CN202322741853 U CN 202322741853U CN 220940600 U CN220940600 U CN 220940600U
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- CN
- China
- Prior art keywords
- pipe section
- dichlorohexane
- coil pipe
- synthesizing
- conveying
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- OVISMSJCKCDOPU-UHFFFAOYSA-N 1,6-dichlorohexane Chemical compound ClCCCCCCCl OVISMSJCKCDOPU-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 230000002194 synthesizing effect Effects 0.000 title claims abstract description 18
- 238000006243 chemical reaction Methods 0.000 claims abstract description 33
- 238000003756 stirring Methods 0.000 claims description 8
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 5
- -1 polytetrafluoroethylene Polymers 0.000 claims description 5
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 5
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 5
- 238000003786 synthesis reaction Methods 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 abstract description 22
- 239000007789 gas Substances 0.000 abstract description 16
- 229910000041 hydrogen chloride Inorganic materials 0.000 abstract description 16
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 abstract description 16
- 239000000463 material Substances 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000009827 uniform distribution Methods 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- ACCCMOQWYVYDOT-UHFFFAOYSA-N hexane-1,1-diol Chemical compound CCCCCC(O)O ACCCMOQWYVYDOT-UHFFFAOYSA-N 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000003205 fragrance Substances 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
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- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The utility model discloses equipment for synthesizing 1, 6-dichlorohexane, which relates to the technical field of 1, 6-dichlorohexane production equipment and comprises a reaction kettle and a conveying pipe, wherein the conveying pipe is positioned in the reaction kettle and comprises a straight pipe section and a coil pipe section, the coil pipe section is spirally arranged, a plurality of conveying holes are formed in the coil pipe section along the length direction of the coil pipe section, one end of the straight pipe section is communicated with the outside of the reaction kettle, the other end of the straight pipe section is communicated with one end of the coil pipe section, the other end of the coil pipe section is positioned in the reaction kettle, one end of the conveying pipe extends out of the reaction kettle, and the conveying pipe is fixed with the inner wall of the reaction kettle through a plurality of fixing structures. The utility model realizes the uniform distribution of the hydrogen chloride gas, so that the hydrogen chloride gas can be more fully contacted with the reaction materials.
Description
Technical Field
The utility model relates to the technical field of 1, 6-dichlorohexane production equipment, in particular to equipment for synthesizing 1, 6-dichlorohexane.
Background
1, 6-Dichloro hexane is an important organic compound for organic synthesis, is insoluble in alcohol, ether and benzene, has good solubility and stability, has good effects in the aspects of organic synthesis, solvents, impregnants and the like, and is widely applied to the chemical industry field. For example, to synthesize important rubber anti-vulcanization reducing agents, as well as fragrance intermediates. The conventional method for synthesizing 1, 6-dichlorohexane is obtained by using hexanediol to react with hydrochloric acid, and the reaction condition is room temperature, and has the advantages of simple operation and low yield. Therefore, there is a continuous need to provide improvements in the production process and equipment to improve the production efficiency and product quality.
In the prior art, a certain amount of concentrated hydrochloric acid, hexanediol and a catalyst are put into a reaction kettle, a conveying pipe for conveying hydrogen chloride gas is inserted into the bottom of a liquid level in the reaction process, and the hydrogen chloride gas is continuously supplemented to push the reaction process.
Disclosure of utility model
The utility model aims to provide equipment for synthesizing 1, 6-dichlorohexane, which realizes the uniform distribution of hydrogen chloride gas and ensures that the hydrogen chloride gas can be fully contacted with reaction materials.
In order to achieve the above object, the present utility model provides the following solutions:
The utility model provides equipment for synthesizing 1, 6-dichlorohexane, which comprises a reaction kettle and a conveying pipe, wherein the conveying pipe is positioned in the reaction kettle and comprises a straight pipe section and a coil pipe section, the coil pipe section is spirally arranged, a plurality of conveying holes are formed in the coil pipe section along the length direction of the coil pipe section, one end of the straight pipe section is communicated with the outside of the reaction kettle, the other end of the straight pipe section is communicated with one end of the coil pipe section, the other end of the coil pipe section is positioned in the reaction kettle, one end of the conveying pipe extends out of the reaction kettle, and the conveying pipe is fixed with the inner wall of the reaction kettle through a plurality of fixing structures.
Preferably, the fixing structure comprises a fixing base and a binding belt, one end of the fixing base is connected with the inner wall of the reaction kettle, the other end of the fixing base is in contact with the conveying pipe, and the fixing base is connected with the conveying pipe through the binding belt.
Preferably, the fixing base is provided with a through hole, and the binding band passes through the through hole and fixes the conveying pipe on the fixing base.
Preferably, the shape of the end face of the other end of the fixed base is matched with the shape of the outer wall of the conveying pipe.
Preferably, the end face of the other end of the fixed base is a cambered surface.
Preferably, the fixing base is made of titanium alloy or polytetrafluoroethylene.
Preferably, the conveying pipe is made of titanium alloy or polytetrafluoroethylene.
Preferably, a stirring structure is arranged in the reaction kettle.
Compared with the prior art, the utility model has the following technical effects:
The hydrogen chloride gas is introduced from one end of the straight pipe section and enters the coil pipe section, and then enters the reaction kettle from the through holes on the coil pipe section, so that the hydrogen chloride gas can be uniformly distributed, the hydrogen chloride gas can be in more full contact with reaction materials, the feeding control of the hydrogen chloride gas is finer, the yield is further increased, the reaction efficiency is improved, the raw material utilization rate is improved, and the exhaust emission condition is further reduced.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of an apparatus for synthesizing 1, 6-dichlorohexane according to the present utility model;
FIG. 2 is a schematic drawing of a coil section discharge of the present utility model;
FIG. 3 is a schematic view of a fastening structure according to the present utility model;
FIG. 4 is a schematic diagram of a reactor and a feed conveyor of the prior art;
wherein: 1-reaction kettle, 2-straight pipe section, 3-coil pipe section, 4-fixed base, 5-bandage, 6-through hole, 7-conveying hole, 8-conveying pipe, 9-fixed structure, 10-stirring structure, 11-fulcrum.
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 a person skilled in the art based on the embodiments of the utility model without any inventive effort, are intended to fall within the scope of the utility model.
The utility model aims to provide equipment for synthesizing 1, 6-dichlorohexane, which realizes the uniform distribution of hydrogen chloride gas and ensures that the hydrogen chloride gas can be fully contacted with reaction materials.
In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.
As shown in fig. 1 to 3: the embodiment provides equipment for synthesizing 1, 6-dichlorohexane, including reation kettle 1 and conveying pipeline 8, conveying pipeline 8 is arranged in reation kettle 1, conveying pipeline 8 includes straight tube section 2 and coil pipe section 3, coil pipe section 3 spiral setting just is located below the liquid level, coil pipe section 3 laminating reation kettle 1 bottom's inner wall, a plurality of conveying holes 7 have evenly been seted up along coil pipe section 3's length direction on the coil pipe section 3, straight tube section 2's one end is provided with the opening, straight tube section 2's one end stretches out by reation kettle 1's upper portion and communicates with reation kettle 1's outside, straight tube section 2's the other end and coil pipe section 3's one end intercommunication, coil pipe section 3's the other end is the blind end and is located reation kettle 1, conveying pipeline 8's straight tube section 2 and coil pipe section 3 all are fixed with reation kettle 1's inner wall through a plurality of fixed knot constructs 9. The hydrogen chloride gas is introduced from one end of the straight pipe section 2, after entering the coil pipe section 3, enters the reaction kettle 1 from the through hole 6 on the coil pipe section 3, so that the hydrogen chloride gas is uniformly distributed, the hydrogen chloride gas can be in more full contact with the reaction materials, the feeding control of the hydrogen chloride gas is finer, the yield is further increased, the reaction efficiency is improved, the raw material utilization rate is improved, and the exhaust emission condition is further reduced.
Specifically, in this embodiment, the stirring structure 10 is disposed in the reaction kettle 1 and is used for stirring materials in the reaction kettle 1, and the coil pipe section 3 is located outside the stirring structure 10, so as to avoid interference with the stirring structure 10.
In this embodiment, fixed knot constructs 9 include unable adjustment base 4 and bandage 5, and unable adjustment base 4's one end is connected with reation kettle 1's inner wall, and unable adjustment base 4's the other end and conveying pipeline 8 contact, and unable adjustment base 4 and conveying pipeline 8 pass through bandage 5 to be connected.
In this embodiment, the fixing base 4 is provided with a through hole 6, and the binding band 5 passes through the through hole 6 and fixes the conveying pipe 8 on the fixing base 4.
In this embodiment, the shape of the end face of the other end of the fixing base 4 is matched with the shape of the outer wall of the conveying pipe 8, the fixing base 4 can better contact the conveying pipe 8, the shape of the end face of the other end of the fixing base 4 is preferably an arc surface, and the conveying pipe 8 is preferably a circular pipe.
In this embodiment, the fixing base 4 and the material conveying pipe 8 are made of titanium alloy or polytetrafluoroethylene, so that corrosion caused by hydrochloric acid is avoided.
The reaction equation for synthesizing 1, 6-dichlorohexane is as follows:
In this embodiment, conveying pipeline 8 leans on the gravity laminating on unable adjustment base 4, then ties together conveying pipeline 8 and unable adjustment base 4 through bandage 5, alleviates the atress of straight pipe section 2 upper end and reation kettle 1 contact department (i.e. fulcrum 11), disperses gravity and liquid stirring's resistance through unable adjustment base 4, promotes conveying pipeline 8's stability, reduces to rock, non-deformable, safer, also conveniently dismantles change and washs.
The embodiment has the advantages of simple structure, easy operation, safety and reliability, capability of improving the utilization rate of raw materials, improving the reaction condition, improving the purity of the product, reducing the emission and improving the economic benefit.
The principles and embodiments of the present utility model have been described in this specification with reference to specific examples, the description of which is only for the purpose of aiding in understanding the method of the present utility model and its core ideas; also, it is within the scope of the present utility model to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the utility model.
Claims (8)
1. An apparatus for synthesizing 1, 6-dichlorohexane, characterized in that: including reation kettle and conveying pipeline, the conveying pipeline is located in the reation kettle, the conveying pipeline includes straight tube section and coil pipe section, coil pipe section spiral sets up, follow on the coil pipe section a plurality of delivery holes have been seted up to the length direction of coil pipe section, the one end of straight tube section with reation kettle's outside intercommunication, the other end of straight tube section with coil pipe section's one end intercommunication, the other end of coil pipe section is located in the reation kettle, the one end of conveying pipeline stretches out reation kettle, the conveying pipeline pass through a plurality of fixed knot constructs with reation kettle's inner wall is fixed.
2. The apparatus for synthesizing 1, 6-dichlorohexane according to claim 1, wherein: the fixed knot constructs including unable adjustment base and bandage, unable adjustment base's one end with reation kettle's inner wall is connected, unable adjustment base's the other end with the conveying pipeline contact, unable adjustment base with the conveying pipeline passes through the bandage is connected.
3. The apparatus for synthesizing 1, 6-dichlorohexane according to claim 2, wherein: the fixing base is provided with a through hole, and the binding belt penetrates through the through hole and fixes the conveying pipe on the fixing base.
4. The apparatus for synthesizing 1, 6-dichlorohexane according to claim 2, wherein: the end face shape of the other end of the fixed base is matched with the shape of the outer wall of the conveying pipe.
5. A plant for the synthesis of 1, 6-dichlorohexane according to claim 3, characterized in that: the end face of the other end of the fixed base is a cambered surface.
6. The apparatus for synthesizing 1, 6-dichlorohexane according to claim 2, wherein: the fixed base is made of titanium alloy or polytetrafluoroethylene.
7. The apparatus for synthesizing 1, 6-dichlorohexane according to claim 1, wherein: the conveying pipe is made of titanium alloy or polytetrafluoroethylene.
8. The apparatus for synthesizing 1, 6-dichlorohexane according to claim 1, wherein: and a stirring structure is arranged in the reaction kettle.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2023223903360 | 2023-09-04 | ||
| CN202322390336 | 2023-09-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220940600U true CN220940600U (en) | 2024-05-14 |
Family
ID=90981256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322741853.8U Active CN220940600U (en) | 2023-09-04 | 2023-10-12 | Equipment for synthesizing 1, 6-dichlorohexane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220940600U (en) |
-
2023
- 2023-10-12 CN CN202322741853.8U patent/CN220940600U/en active Active
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