CN211913738U - Continuous production device for toluene chlorination - Google Patents
Continuous production device for toluene chlorination Download PDFInfo
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- CN211913738U CN211913738U CN201922005666.7U CN201922005666U CN211913738U CN 211913738 U CN211913738 U CN 211913738U CN 201922005666 U CN201922005666 U CN 201922005666U CN 211913738 U CN211913738 U CN 211913738U
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- Prior art keywords
- reaction kettle
- tank
- water
- kettle
- pipeline
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- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 title claims abstract description 90
- 238000005660 chlorination reaction Methods 0.000 title claims abstract description 19
- 238000010924 continuous production Methods 0.000 title claims abstract description 14
- 238000006243 chemical reaction Methods 0.000 claims abstract description 116
- 238000003860 storage Methods 0.000 claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 31
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000010521 absorption reaction Methods 0.000 claims abstract description 13
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000000460 chlorine Substances 0.000 claims abstract description 11
- 229910052801 chlorine Inorganic materials 0.000 claims abstract description 11
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 9
- 238000001816 cooling Methods 0.000 claims description 25
- 239000000758 substrate Substances 0.000 claims description 24
- 238000000926 separation method Methods 0.000 claims description 12
- 238000005286 illumination Methods 0.000 claims description 10
- 239000011324 bead Substances 0.000 claims description 8
- 239000011521 glass Substances 0.000 claims description 6
- 239000007789 gas Substances 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 238000001704 evaporation Methods 0.000 claims description 4
- 230000008020 evaporation Effects 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 239000000498 cooling water Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
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- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The utility model belongs to the technical field of toluene chlorination production, in particular to a continuous production device for toluene chlorination, which comprises a feeder, a toluene storage tank, a nitrogen storage tank, a chlorine storage tank, a first reaction kettle, a second reaction kettle, a third reaction kettle, a receiving tank, a flowmeter, a condenser, an absorption tank, a circulating water tank, a heat conducting oil tank and a vacuum pump, the output end of the toluene storage tank is connected with the inlet of the feeder through a pipeline, the outlet of the feeder is connected with the feed inlet of the first reaction kettle through a pipeline, the discharge hole of the first reaction kettle is connected with the feed hole of the second reaction kettle through a pipeline, the discharge hole of the second reaction kettle is connected with the feed hole of the third reaction kettle through a pipeline, the third reation kettle discharge gate passes through the pipeline and is connected with the receiving tank, and the mode that this application adopted can effectually realize the continuous production of toluene chlorination, improves holistic production efficiency.
Description
Technical Field
The utility model belongs to the technical field of toluene chlorination production, concretely relates to toluene chlorination lasts apparatus for producing.
Background
In the existing toluene chlorination production process, continuous production of toluene cannot be realized, and the overall production efficiency is seriously influenced.
SUMMERY OF THE UTILITY MODEL
The prior art is difficult to satisfy people's needs, in order to solve the above-mentioned problem that exists, the utility model provides a toluene chlorination lasts apparatus for producing.
In order to achieve the above object, the utility model provides a following technical scheme:
a continuous production device for toluene chlorination comprises a feeder, a toluene storage tank, a nitrogen storage tank, a chlorine storage tank, a first reaction kettle, a second reaction kettle, a third reaction kettle, a receiving tank, a flow meter, a condenser, an absorption tank, a circulating water tank, a heat conducting oil tank and a vacuum pump, wherein the output end of the toluene storage tank is connected with the inlet of the feeder through a pipeline, the outlet of the feeder is connected with the inlet of the first reaction kettle through a pipeline, the outlet of the first reaction kettle is connected with the inlet of the second reaction kettle through a pipeline, the outlet of the second reaction kettle is connected with the inlet of the third reaction kettle through a pipeline, the outlet of the third reaction kettle is connected with the receiving tank through a pipeline, condensers are arranged on the first reaction kettle, the second reaction kettle and the third reaction kettle, the first reaction kettle, the second reaction kettle and the third reaction kettle are connected with the respective corresponding inlets of the condensers through pipelines, condenser outlets on the second reaction kettle and the third reaction kettle are communicated with the first reaction kettle through pipelines, condenser outlets on the first reaction kettle are communicated with an inlet of an absorption tank through pipelines, a chlorine storage tank is communicated with the corresponding first reaction kettle, the second reaction kettle and the third reaction kettle through pipelines, the nitrogen storage tank is communicated with the corresponding first reaction kettle, the second reaction kettle and the third reaction kettle through pipelines, oil outlets of the heat conduction oil tank are communicated with oil inlets of the second reaction kettle and the third reaction kettle through pipelines, and outlet oil outlets of the second reaction kettle and the third reaction kettle are communicated with a backflow port of the heat conduction oil tank through pipelines.
Preferably, the absorption tank is provided with a vacuum pump communicated with the absorption tank and used for negative pressure adsorption.
Preferably, flow meters are arranged on pipelines connected with the chlorine storage tank, the first reaction kettle, the second reaction kettle and the third reaction kettle.
Preferably, the condenser water-saving device further comprises a circulating water tank, the water outlet of the circulating water tank is respectively communicated with the water inlet of all the corresponding condensers through pipelines, and the water outlet of all the condensers is communicated with the return port of the circulating water tank through a pipeline.
Preferably, first reation kettle, second reation kettle and third reation kettle all adopt glass reation kettle, all be equipped with reserve mouth, evaporation orifice, thermometer sleeve pipe, sample connection, gas access mouth, liquid charge door and light pipe on first reation kettle, second reation kettle and the third reation kettle.
Furthermore, the illumination tube is arranged at the center of the glass reaction kettle and comprises a fixed plate, an air inlet pump, a sheath, lamp beads and a substrate, wherein the bottom of the fixed plate is provided with a connected substrate, the substrate is in a fully-sealed cylindrical tube shape, the substrate is provided with the lamp beads which are uniformly distributed, the fixed plate positioned outside the substrate is provided with the sheath which is matched and fixedly connected, the substrate is internally provided with water-cooling tubes, the water-cooling tubes positioned in the substrate are distributed in a U shape, the upper end of the fixed plate is provided with a cooling box, cooling water is stored in the cooling box, the water outlet of the cooling box is connected with the water inlet of the water-cooling tubes, the water outlet of the water-cooling tubes is connected with the return port of the cooling box, the bottom of the fixed plate positioned outside the water-cooling tubes is provided with a fixedly-connected separation cover, the bottom of the separation cover is in a, the air inlet pipe is connected with the output end of the air inlet pump, and a plurality of communicated exhaust pipes are arranged on the fixing plate and located between the separation cover and the substrate.
Furthermore, the separation cover is a copper pipe.
Compared with the prior art, the beneficial effects of the utility model are that:
the mode that this application adopted can effectual realization toluene chlorination's continuous production, improves holistic production efficiency, and the nitrogen gas of nitrogen gas jar can play the effect of shielding gas, and the effectual accident that prevents takes place, and the reflux design of condenser makes the material in second reation kettle and the third reation kettle flow back to first reation kettle in through the condensation, makes its reaction more thoroughly.
Drawings
Fig. 1 is a schematic view of the overall connection provided by the present invention;
FIG. 2 is a schematic view of a top view structure of a reaction kettle provided by the present invention;
fig. 3 is a schematic view of the overall structure of the illumination tube provided by the present invention;
the reference numbers in the figures illustrate: 1. a first reaction kettle; 2. a second reaction kettle; 21. a spare port; 22. an evaporation port; 23. lighting; 230. an intake pump; 231. a lamp bead; 232. a substrate; 233. a water-cooled tube; 234. a sheath; 235. a cooling tank; 236. an exhaust pipe; 237. a storage battery; 238. a separation hood; 239. a fixing plate; 240. An air inlet pipe; 24. a thermo-well tube; 25. a sampling port; 26. a gas inlet; 27. a liquid feed port; 3. a third reaction kettle; 4. a feeder; 5. a receiving tank; 6. a flow meter; 7. a condenser; 8. an absorption tank; 9. a chlorine storage tank; 10. a circulating water tank; 11. a heat conducting oil tank; 12. a toluene storage tank; 13. a vacuum pump; 14. a nitrogen storage tank.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.
It should be noted that, in the present invention, when an element is referred to as being "fixed" to another element, it may be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Example 1
Referring to fig. 1-3, a continuous production device for toluene chlorination comprises a feeder 4, a toluene storage tank 12, a nitrogen storage tank 14, a chlorine storage tank 9, a first reaction vessel 1, a second reaction vessel 2, a third reaction vessel 3, a receiving tank 5, a flow meter 6, a condenser 7, an absorption tank 8, a heat conduction oil tank 11 and a vacuum pump 13, wherein the output end of the toluene storage tank 12 is connected with the inlet of the feeder 4 through a pipeline, the outlet of the feeder 4 is connected with the feed inlet of the first reaction vessel 1 through a pipeline, the discharge outlet of the first reaction vessel 1 is connected with the feed inlet of the second reaction vessel 2 through a pipeline, the discharge outlet of the second reaction vessel 2 is connected with the feed inlet of the third reaction vessel 3 through a pipeline, the discharge outlet of the third reaction vessel 3 is connected with the receiving tank 5 through a pipeline, condensers 7 are arranged on the first reaction vessel 1, the second reaction vessel 2 and the third reaction vessel 3, the first reaction kettle 1, the second reaction kettle 2 and the third reaction kettle 3 are connected with the inlets of the corresponding condensers 7 through pipelines, outlets of condensers 7 on the second reaction kettle 2 and the third reaction kettle 3 are communicated with the first reaction kettle 1 through pipelines, the outlet of the condenser 7 on the first reaction kettle 1 is communicated with the inlet of the absorption tank 8 through a pipeline, the chlorine storage tank 9 is respectively communicated with the corresponding first reaction kettle 1, the second reaction kettle 2 and the third reaction kettle 3 through pipelines, the nitrogen storage tank 14 is respectively communicated with the corresponding first reaction kettle 1, second reaction kettle 2 and third reaction kettle 3 through pipelines, the oil outlet of the heat-conducting oil tank 11 is respectively communicated with the oil inlets of the second reaction kettle 2 and the third reaction kettle 3 through pipelines, and the outlet oil ports of the second reaction kettle 2 and the third reaction kettle 3 are communicated with the return port of the heat-conducting oil tank 11 through pipelines.
Further, a vacuum pump 13 communicated with the absorption tank 8 and used for negative pressure adsorption is arranged on the absorption tank.
Furthermore, the pipelines of the chlorine storage tank and 9 which are connected with the first reaction kettle 1, the second reaction kettle 2 and the third reaction kettle 3 are all provided with flow meters 6.
Further, the water circulation system also comprises a water circulation tank 10, the water outlet of the water circulation tank 10 is respectively communicated with the water inlet of all the corresponding condensers 7 through pipelines, and the water outlet of all the condensers 7 is communicated with the return port of the water circulation tank 10 through a pipeline.
Further, first reation kettle 1, second reation kettle 2 and third reation kettle 3 all adopt glass reation kettle, all be equipped with reserve mouth 21, evaporation orifice 22, thermometer sleeve pipe 24, sample connection 25, gas logical mouth 26, liquid charge door 27 and illumination pipe 23 on first reation kettle 1, second reation kettle 2 and the third reation kettle 3.
Further, the illumination tube 23 is arranged at the center of the glass reaction kettle, the illumination tube 23 comprises a fixing plate 239, an air inlet pump 230, a sheath 234, beads 231 and a substrate 232, the bottom of the fixing plate 239 is provided with the connected substrate 232, the substrate 232 is in a fully sealed cylindrical tube shape, the substrate 232 is provided with the beads 231 which are uniformly distributed, the fixing plate 239 which is positioned at the outer side of the substrate 232 is provided with the sheath 234 which is matched and fixedly connected, the substrate 232 is internally provided with the water-cooled tube 233, the water-cooled tube 233 which is positioned in the substrate 232 is distributed in a U shape, the upper end of the fixing plate 239 is provided with the cooling box 235, cooling water is stored in the cooling box 235, the water outlet of the cooling box 235 is connected with the water inlet of the water-cooled tube 233, the water outlet of the water-cooled tube 233 is connected with the return port of the cooling box 235, the bottom of the fixing, the bottom of the separation cover 238 is in a through hole shape, the fixing plate 239 positioned inside the separation cover 238 is provided with an air inlet pipe 240 communicated with each other, the air inlet pipe 240 is connected with the output end of the air inlet pump 230, and the fixing plate 239 positioned outside the separation cover 238 is provided with a plurality of air outlet pipes 236 communicated with each other.
Toluene chlorination reaction need adopt the light source to shine the reaction, the design of illumination pipe 23, can effectually provide stable light source and shine, and the design of illumination pipe in the middle of the reation kettle, make illumination more even, the design of water-cooled tube and air intake pump, the water-cooled tube can enough effectually cool down to the base plate is inside, also can cool down to the air that the air intake pump got into, when making the air after the cooling come out the flow through the base plate outside through the cage bottom, can effectually cool down the base plate outside, thereby can effectually cool down the illumination pipe, light source part temperature risees when the effectual light source that prevents shines, guarantee holistic steady operation.
Further, the separation cap 238 is a copper tube.
The design of copper pipe improves heat conduction efficiency to improve holistic cooling efficiency.
Furthermore, a storage battery 237 used for providing power for the lamp bead 231 is arranged on the fixing plate.
In the present application, the apparatuses of the feeder, the toluene storage tank, the nitrogen storage tank, the chlorine storage tank, the first reaction vessel, the second reaction vessel, the third reaction vessel, the receiving vessel, the flow meter, the condenser, the absorption vessel, the heat transfer oil vessel, and the vacuum pump are individually common apparatuses commonly used in the art, and belong to the prior art.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a toluene chlorination continuous production device which characterized in that: comprises a feeder, a toluene storage tank, a nitrogen storage tank, a chlorine storage tank, a first reaction kettle, a second reaction kettle, a third reaction kettle, a receiving tank, a flowmeter, a condenser, an absorption tank, a circulating water tank, a heat conducting oil tank and a vacuum pump, wherein the output end of the toluene storage tank is connected with the inlet of the feeder through a pipeline, the outlet of the feeder is connected with the feed inlet of the first reaction kettle through a pipeline, the discharge outlet of the first reaction kettle is connected with the feed inlet of the second reaction kettle through a pipeline, the discharge outlet of the second reaction kettle is connected with the feed inlet of the third reaction kettle through a pipeline, the discharge outlet of the third reaction kettle is connected with the receiving tank through a pipeline, condensers are arranged on the first reaction kettle, the second reaction kettle and the third reaction kettle, the first reaction kettle, the second reaction kettle and the third reaction kettle are connected with the inlet of the respective corresponding condensers through pipelines, condenser outlets on the second reaction kettle and the third reaction kettle are communicated with the first reaction kettle through pipelines, condenser outlets on the first reaction kettle are communicated with an inlet of an absorption tank through pipelines, a chlorine storage tank is communicated with the corresponding first reaction kettle, the second reaction kettle and the third reaction kettle through pipelines, the nitrogen storage tank is communicated with the corresponding first reaction kettle, the second reaction kettle and the third reaction kettle through pipelines, oil outlets of the heat conduction oil tank are communicated with oil inlets of the second reaction kettle and the third reaction kettle through pipelines, and outlet oil outlets of the second reaction kettle and the third reaction kettle are communicated with a backflow port of the heat conduction oil tank through pipelines.
2. The continuous production device for chlorination of toluene according to claim 1, wherein: first reation kettle, second reation kettle and third reation kettle all adopt glass reation kettle, all be equipped with reserve mouth, evaporation mouth, thermometer sleeve pipe, sample connection, gas access mouth, liquid charge door and light pipe on first reation kettle, second reation kettle and the third reation kettle.
3. The continuous production device for chlorination of toluene according to claim 2, characterized in that: the illumination tube is arranged at the center of the glass reaction kettle and comprises a fixed plate, an air inlet pump, a sheath, lamp beads and a substrate, wherein the bottom of the fixed plate is provided with a connected substrate, the substrate is in a fully-sealed cylindrical tube shape, the substrate is provided with the lamp beads which are uniformly distributed, the fixed plate positioned outside the substrate is provided with the sheath which is matched and fixedly connected, the substrate is internally provided with water-cooling tubes, the water-cooling tubes positioned in the substrate are distributed in a U shape, the upper end of the fixed plate is provided with a cooling box, cooling water is stored in the cooling box, the water outlet of the cooling box is connected with the water inlet of the water-cooling tubes, the water outlet of the water-cooling tubes is connected with the return port of the cooling box, the bottom of the fixed plate positioned outside the water-cooling tubes is provided with a fixedly-connected separation cover, the bottom of the separation cover is, the air inlet pipe is connected with the output end of the air inlet pump, and a plurality of communicated exhaust pipes are arranged on the fixing plate and located between the separation cover and the substrate.
4. The continuous production device for chlorination of toluene according to claim 3, wherein: the separating cover is a copper pipe.
5. The continuous production device for chlorination of toluene according to claim 1, wherein: the condenser water inlet and the condenser water outlet are communicated with the water inlet of the condenser through pipelines, and the water outlet of the condenser is communicated with the return port of the circulating water tank through a pipeline.
6. The continuous production device for chlorination of toluene according to claim 1, wherein: and flow meters are arranged on the pipelines connected with the first reaction kettle, the second reaction kettle and the third reaction kettle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922005666.7U CN211913738U (en) | 2019-11-20 | 2019-11-20 | Continuous production device for toluene chlorination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922005666.7U CN211913738U (en) | 2019-11-20 | 2019-11-20 | Continuous production device for toluene chlorination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211913738U true CN211913738U (en) | 2020-11-13 |
Family
ID=73319305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922005666.7U Expired - Fee Related CN211913738U (en) | 2019-11-20 | 2019-11-20 | Continuous production device for toluene chlorination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211913738U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113173831A (en) * | 2021-04-08 | 2021-07-27 | 宜都市友源实业有限公司 | Production system and process for continuous chlorination of trichlorotoluene |
-
2019
- 2019-11-20 CN CN201922005666.7U patent/CN211913738U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113173831A (en) * | 2021-04-08 | 2021-07-27 | 宜都市友源实业有限公司 | Production system and process for continuous chlorination of trichlorotoluene |
| CN113173831B (en) * | 2021-04-08 | 2024-01-19 | 宜都市友源实业有限公司 | Production system and process for continuous chlorination of trichlorotoluene |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201113 |