CN220990230U - O-tert-butylcyclohexanol tail gas reforming treatment device - Google Patents
O-tert-butylcyclohexanol tail gas reforming treatment device Download PDFInfo
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- CN220990230U CN220990230U CN202323046268.2U CN202323046268U CN220990230U CN 220990230 U CN220990230 U CN 220990230U CN 202323046268 U CN202323046268 U CN 202323046268U CN 220990230 U CN220990230 U CN 220990230U
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- Prior art keywords
- gas
- precooler
- tert
- liquid separator
- butylcyclohexanol
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- DLTWBMHADAJAAZ-UHFFFAOYSA-N 2-tert-butylcyclohexan-1-ol Chemical compound CC(C)(C)C1CCCCC1O DLTWBMHADAJAAZ-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 238000002407 reforming Methods 0.000 title claims description 12
- 239000007788 liquid Substances 0.000 claims abstract description 57
- 238000006243 chemical reaction Methods 0.000 claims abstract description 12
- 238000001816 cooling Methods 0.000 claims abstract description 9
- 238000011010 flushing procedure Methods 0.000 claims description 8
- 238000002955 isolation Methods 0.000 claims description 6
- 239000012535 impurity Substances 0.000 claims description 4
- 239000012071 phase Substances 0.000 abstract description 13
- 239000007791 liquid phase Substances 0.000 abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 238000011001 backwashing Methods 0.000 abstract description 4
- 238000009776 industrial production Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000012074 organic phase Substances 0.000 abstract description 3
- 230000004048 modification Effects 0.000 abstract description 2
- 238000012986 modification Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 36
- 238000009833 condensation Methods 0.000 description 4
- 230000005494 condensation Effects 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000005984 hydrogenation reaction Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013064 chemical raw material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Landscapes
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model relates to the technical field of production of o-tert-butylcyclohexanol, in particular to an o-tert-butylcyclohexanol tail gas modification treatment device. The device comprises a reaction kettle, wherein the reaction kettle is connected with a precooler through a backwashing filter, the precooler is connected with a liquid separator through a condenser, the liquid separator is connected with a gas-liquid separator through a pipeline, the precooler is connected with the gas-liquid separator through a liquid outlet pump, a cooling sleeve is arranged on the outer side of the precooler, and a guide plate is arranged inside the precooler. The device is provided with the precooler, and the gas phase is condensed before entering the condenser, so that the problem that the long-time use efficiency of the condenser is low is greatly reduced; through the arrangement of the gas-liquid separator, the organic liquid phase and the water are separated and recycled, so that the utilization rate of the organic phase is greatly improved, and the industrial production is facilitated.
Description
Technical Field
The utility model relates to the technical field of production of o-tert-butylcyclohexanol, in particular to an o-tert-butylcyclohexanol tail gas modification treatment device.
Background
O-tert-butyl cyclohexanol is an important organic chemical raw material and is widely applied to the fields of medicines, pesticides, synthetic resins and the like. In the production process, the emission of the tail gas of the o-tert-butyl cyclohexanol is large, and the tail gas contains a plurality of harmful substances, such as benzene, toluene, xylene and other organic matters and ammonia, hydrogen sulfide and other acid gases. These harmful substances not only pollute the environment, but also cause harm to human health.
Patent application CN214513671U, published time 2021.10.29. An apparatus for treating the tail gas of o-tert-butylcyclohexanol is disclosed. The tail gas treatment device of the o-tert-butylcyclohexanol comprises an o-tert-butylcyclohexanol hydrogenation tank, an o-tert-butylcyclohexanol filter, an o-tert-butylcyclohexanol intermediate tank, a water sealed tank, a tail gas absorption tower, a condenser and a tail gas condensation receiving tank; the hydrogenation tank of the o-tert-butylcyclohexanol is connected with an o-tert-butylcyclohexanol filter, then is connected with an intermediate tank of the o-tert-butylcyclohexanol, then is connected with a water seal tank, then is connected with a tail gas absorption tower, then is connected with a condenser, then is connected with a tail gas condensation receiving tank, and then is connected with the tail gas absorption tower; an automatic liquid feeding device and a digital display type temperature display are arranged on the o-tert-butyl cyclohexanol hydrogenation tank. Although the problems of partial o-tert-butylcyclohexanol tail gas treatment are solved, the problems of excessive hanging materials on the inner wall of a condenser and low condensation efficiency after long-time use exist; and the recycled liquid phase still contains water, which seriously influences the recycling of the organic solvent.
Disclosure of utility model
According to the defects in the prior art, the utility model aims to provide the device for reforming the tail gas of the o-tert-butylcyclohexanol, and the device is provided with the precooler, so that the gas phase is condensed before entering the condenser, and the problem that the long-time use efficiency of the condenser is low is greatly reduced; through the arrangement of the gas-liquid separator, the organic liquid phase and the water are separated and recycled, so that the utilization rate of the organic phase is greatly improved, and the industrial production is facilitated.
The utility model is realized by adopting the following technical scheme:
The device comprises a reaction kettle, wherein the reaction kettle is connected with a precooler through a backwashing filter, the precooler is connected with a liquid separator through a condenser, the liquid separator is connected with a gas-liquid separator through a pipeline, the precooler is connected with the gas-liquid separator through a liquid outlet pump, a cooling sleeve is arranged on the outer side of the precooler, and a guide plate is arranged inside the precooler.
The precooler is used for pre-condensing the gas phase entering the condenser, and the cooling sleeve provides a cold source for the precooler.
A first-stage induced draft fan is arranged between the back flush filter and the reaction kettle, and a flushing pipeline and an impurity liquid outlet are arranged on the back flush filter.
One side of the guide plate is fixed on the inner side of the vertical wall of the precooler, and the other end of the guide plate is obliquely downwards arranged.
The air guide plate is provided with air holes and guide edges which are arranged at intervals.
An isolation filter screen is arranged above the guide plate, and a guide fan is arranged below the isolation filter screen.
A secondary induced draft fan is arranged between the precooler and the condenser, and a knockout air outlet pipeline is arranged on the knockout.
The gas-liquid separator is connected with a heater, a gas outlet pipeline of the gas-liquid separator is arranged above the gas-liquid separator, and an obtuse angle discharger is arranged below the gas-liquid separator.
The gas-liquid separator is used for separating gas from liquid, the liquid level meter is arranged on the outer side of the gas-liquid separator, and the obtuse angle discharger is convenient for discharging.
The working principle of the utility model is as follows:
The gas phase generated in the reaction kettle enters a back flushing filter through a primary induced draft fan to carry out preliminary filtration, then enters a precooler through a pipe, a cooling sleeve starts to work, the condensed liquid phase flows down along with a guide plate, and enters a gas-liquid separator through a liquid outlet pump, and the guide fan rotates along with the air flow; the gas phase in the precooler enters the condenser through the second-stage induced draft fan, then enters the knockout, the gas phase enters the next device through the knockout air outlet pipeline, the liquid phase enters the gas-liquid separator through the pipeline, the heater is started, the liquid phase is treated, and the generated gas phase enters the next device through the gas-liquid separator air outlet pipeline. The gas-liquid separator is used for separating gas from liquid, a liquid level meter is arranged on the outer side of the gas-liquid separator, and the obtuse-angle discharger is convenient for discharging.
Compared with the prior art, the utility model has the beneficial effects that:
By adopting the device for modifying and treating the tail gas of the o-tert-butylcyclohexanol, the gas phase is subjected to condensation treatment before entering the condenser through the arrangement of the precooler, so that the problem that the long-time use efficiency of the condenser is low is greatly reduced; through the arrangement of the gas-liquid separator, the organic liquid phase and the water are separated and recycled, so that the utilization rate of the organic phase is greatly improved, and the industrial production is facilitated.
Drawings
FIG. 1 is a schematic structural diagram of an O-tert-butylcyclohexanol tail gas reforming treatment device;
FIG. 2 is a schematic view of a baffle according to the present utility model;
In the figure: 1. a reaction kettle; 2. backwashing the filter; 3. a precooler; 4. a condenser; 5. a knockout; 6. a gas-liquid separator; 7. a heater; 8. a primary induced draft fan; 9. flushing the pipeline; 10. an impurity liquid outlet; 11. a cooling sleeve; 12. a deflector; 13. isolating the filter screen; 14. a guide fan; 15. a second-stage induced draft fan; 16. a knockout air outlet pipe; 17. an obtuse angle discharger; 18. a liquid outlet pump; 19. an air outlet pipeline of the gas-liquid separator; 20. a vent hole; 21. and a flow guiding edge.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings, in order to make the objects and technical solutions of the present utility model more apparent.
Example 1
As shown in fig. 1, the device for reforming and treating the tail gas of the o-tert-butylcyclohexanol comprises a reaction kettle 1, wherein the reaction kettle 1 is connected with a precooler 3 through a backwashing filter 2, the precooler 3 is connected with a liquid separator 5 through a condenser 4, the liquid separator 5 is connected with a gas-liquid separator 6 through a pipeline, the precooler 3 is connected with the gas-liquid separator 6 through a liquid outlet pump 18, a cooling sleeve 11 is arranged on the outer side of the precooler 3, and a guide plate 12 is arranged inside the precooler 3. The precooler 3 is used for pre-condensing the gas phase entering the condenser 4, and the cooling jacket 11 provides a cold source for the precooler. A primary induced draft fan 8 is arranged between the back flush filter 2 and the reaction kettle 1, and a flushing pipeline 9 and an impurity liquid outlet 10 are arranged on the back flush filter 2. One side of the guide plate 12 is fixed on the inner side of the vertical wall of the precooler 3, and the other end is arranged obliquely downwards. As shown in fig. 2, the air guide plate 12 is provided with air holes 20 and air guide ribs 21, and the air holes 20 and the air guide ribs 21 are arranged at intervals. An isolation filter screen 13 is arranged above the guide plate 12, and a guide fan 14 is arranged below the isolation filter screen 13. A secondary induced draft fan 15 is arranged between the precooler 3 and the condenser 4, and a knockout air outlet pipeline 16 is arranged on the knockout 5. The gas-liquid separator 6 is connected with a heater 7, a gas-liquid separator gas outlet pipeline 19 is arranged above the gas-liquid separator 6, and an obtuse angle discharger 17 is arranged below the gas-liquid separator 6.
The device for reforming and treating the tail gas of the o-tert-butylcyclohexanol comprises the following steps in operation:
(1) The gas phase generated in the reaction kettle 1 enters a back flushing filter 2 through a primary induced draft fan 8 to be subjected to preliminary filtration, then enters a precooler 3 through a pipe, a cooling sleeve 11 starts to work, condensed liquid phase flows down along with a guide plate 12, enters a gas-liquid separator 6 through a liquid outlet pump 18, and a guide fan 14 rotates along with the air flow; (2) The gas phase in the precooler 3 enters the condenser 4 through the secondary induced draft fan 15 and then enters the knockout 5, the gas phase enters the next device through the gas outlet pipeline of the knockout 5, the liquid phase enters the gas-liquid separator 6 through the pipeline, the heater 7 is started to process the liquid phase, and the generated gas phase enters the next device through the gas outlet pipeline 19 of the gas-liquid separator.
Claims (7)
1. The utility model provides an ortho-tert-butyl cyclohexanol tail gas reforms transform processing apparatus, a serial communication port, including reation kettle (1), reation kettle (1) links to each other with precooler (3) through back flush filter (2), precooler (3) link to each other with knockout (5) through condenser (4), knockout (5) link to each other with gas-liquid separator (6) through the pipeline, precooler (3) link to each other with gas-liquid separator (6) through play liquid pump (18), precooler (3) outside is equipped with cooling cover (11), precooler (3) are inside to be equipped with guide plate (12).
2. The device for reforming and treating the tail gas of the o-tert-butylcyclohexanol according to claim 1, wherein a primary induced draft fan (8) is arranged between the back flushing filter (2) and the reaction kettle (1), and a flushing pipeline (9) and an impurity liquid outlet (10) are arranged on the back flushing filter (2).
3. The device for reforming and treating the tail gas of the o-tert-butylcyclohexanol according to claim 1, wherein one side of the guide plate (12) is fixed on the inner side of the vertical wall of the precooler (3), and the other end of the guide plate is arranged obliquely downwards.
4. The device for reforming and treating the tail gas of the o-tert-butylcyclohexanol according to claim 1, wherein the guide plate (12) is provided with vent holes (20) and guide ribs (21), and the vent holes (20) and the guide ribs (21) are arranged at intervals.
5. The device for reforming and treating the tail gas of the o-tert-butylcyclohexanol according to claim 1, wherein an isolation filter screen (13) is arranged above the guide plate (12), and a guide fan (14) is arranged below the isolation filter screen (13).
6. The device for reforming and treating the tail gas of the o-tert-butylcyclohexanol according to claim 1, wherein a secondary induced draft fan (15) is arranged between the precooler (3) and the condenser (4), and a knockout air outlet pipeline (16) is arranged on the knockout (5).
7. The device for reforming and treating the tail gas of the o-tert-butylcyclohexanol according to claim 1, wherein the gas-liquid separator (6) is connected with a heater (7), a gas-liquid separator gas outlet pipeline (19) is arranged above the gas-liquid separator (6), and an obtuse angle discharger (17) is arranged below the gas-liquid separator (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323046268.2U CN220990230U (en) | 2023-11-13 | 2023-11-13 | O-tert-butylcyclohexanol tail gas reforming treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323046268.2U CN220990230U (en) | 2023-11-13 | 2023-11-13 | O-tert-butylcyclohexanol tail gas reforming treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220990230U true CN220990230U (en) | 2024-05-24 |
Family
ID=91091491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323046268.2U Active CN220990230U (en) | 2023-11-13 | 2023-11-13 | O-tert-butylcyclohexanol tail gas reforming treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220990230U (en) |
-
2023
- 2023-11-13 CN CN202323046268.2U patent/CN220990230U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |