CN205563147U - A aftertreatment outer circulation system for alkoxylation - Google Patents
A aftertreatment outer circulation system for alkoxylation Download PDFInfo
- Publication number
- CN205563147U CN205563147U CN201620257890.9U CN201620257890U CN205563147U CN 205563147 U CN205563147 U CN 205563147U CN 201620257890 U CN201620257890 U CN 201620257890U CN 205563147 U CN205563147 U CN 205563147U
- Authority
- CN
- China
- Prior art keywords
- steam
- internally piloted
- control valve
- outlet
- piloted valve
- 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.)
- Active
Links
Abstract
The utility model relates to an aftertreatment outer circulation system for alkoxylation, its characteristics are: it include neutralization reactor neutralization reactor sets up a liquid level detection ware and a thermodetector, connects gradually outer circulating pump, finished product ejection of compact automatic control valve, extrinsic cycle automatic control valve and extrinsic cycle heat exchanger between its extrinsic cycle export and the outer circulating inlet, steam inlet and steam pipeline connection, steam outlet and the steam outlet pipeline connection of extrinsic cycle heat exchanger, circulating water inlet and circulating water sail pipeline connection, the circulating water export and circulating water return water pipeline connection of extrinsic cycle heat exchanger, the export of extrinsic cycle heat exchanger sets up the 2nd thermodetector, liquid level detection ware, a thermodetector, the 2nd thermodetector, finished product ejection of compact automatic control valve, extrinsic cycle automatic control valve, steam automatic control valve, steam outlet automatic control valve, circulating water inlet automatic control valve and circulating water export automatic control valve divide equally do not and thermodetector 1 thermodetector 2.
Description
Technical field
The utility model belongs to petrochemical industry, more particularly, it relates to the post processing of a kind of alkoxylation, is a kind of post processing external circulating system for alkoxylation.
Background technology
At present, the aftertreatment technology that domestic chemical industry industrialization alkoxylate (second/propoxylation) reacts, mainly use batch tank stirring technique or directly perform post-processing operation in the reactor.Above two technique all has many disadvantages, carries out post-processing operation in stirred tank, and mass-and heat-transfer is extremely slow, and production cycle length, cost are high, if processing not in time, being also easily generated the phenomenon of pressure still, causing whole production not continue；Owing to shaft uses machinery, face must configure nitrogen pressure bascule and cooling jacket, once nitrogen leak can cause security risk, in let out and product quality can be caused defective, bring greater loss.If directly performing post-processing operation in the reactor, then efficiency is lower, causes the production cycle elongated, causes the significant wastage of time cost；Due to acid, the existence of alkali, also resulting in the corrosion of reactor, solution is exactly to improve the material of reactor, increases the investment of reactor, adds production cost.
Summary of the invention
The present utility model purpose is: overcome the deficiencies in the prior art, provide a kind of post processing external circulating system for alkoxylation, for ethoxylation, the post processing of propoxylation reaction, stirred tank is replaced with autoclave averager, configuration external circulating device, efficiency of post treatment can be improved, shorten the production cycle, reduce production cost.
The utility model solves the scheme of technical problem: a kind of post processing external circulating system for alkoxylation, it is characterized in that: it includes neutralization reactor, outer circulation pump, finished product discharging internally piloted valve, outer-circulation self-control valve, external circulation heat exchanging device, spray thrower, steam automatic control valve, steam (vapor) outlet internally piloted valve, recirculated water entrance internally piloted valve, circulating water outlet internally piloted valve and program control system, outer circulation outlet is set bottom described neutralization reactor, top is respectively provided with outer circulation entrance and nertralizer entrance, neutralization reactor also sets up liquid level detector and the first temperature detector, it is sequentially connected with outer circulation pump between outer circulation outlet and the outer circulation entrance at top bottom neutralization reactor, finished product discharging internally piloted valve, outer-circulation self-control valve and external circulation heat exchanging device, constitute outer circulation loop；Described spray thrower is placed in neutralization reactor to be connected with outer circulation entrance and pass through outer circulation entrance and is connected with external circulation heat exchanging device, and the material inlet of neutralization reactor exports with alkoxylation unit and is connected；Described external circulation heat exchanging device bottom is respectively provided with steam (vapor) outlet and recirculated water entrance, top is respectively provided with steam inlet and circulating water outlet, the steam inlet of external circulation heat exchanging device is connected with steam pipe line by steam automatic control valve, steam (vapor) outlet is connected with steam return pipeline by steam (vapor) outlet internally piloted valve, constitute heat cycles loop, the recirculated water entrance of external circulation heat exchanging device is connected with recirculated water water-line by recirculated water entrance internally piloted valve, circulating water outlet is connected with recirculated water return piping by circulating water outlet internally piloted valve, constitute cooling circuit, the outlet of external circulation heat exchanging device arranges the second temperature detector；Liquid level detector, the first temperature detector, the second temperature detector, finished product discharging internally piloted valve, outer-circulation self-control valve, steam automatic control valve, steam (vapor) outlet internally piloted valve, recirculated water entrance internally piloted valve and circulating water outlet internally piloted valve are connected with program control system signal respectively.
Described outer circulation pump, external circulation heat exchanging device, liquid level detector, the first temperature detector, the second temperature detector, finished product discharging internally piloted valve, outer-circulation self-control valve, steam automatic control valve, steam (vapor) outlet internally piloted valve, recirculated water entrance internally piloted valve and circulating water outlet internally piloted valve are the commercially available prod of prior art.
nullIts course of work of the utility model is as follows: first close finished product discharging internally piloted valve，Turn off steam automatic control valve and steam (vapor) outlet internally piloted valve，Cut off heating circuit，Then neutralization reactor is received from the qualified thick product of alkoxylation by material inlet，The liquid level signal input program control system that liquid level detector will detect in real time，When in neutralization reactor, liquid level reaches setting value，Start outer-circulation self-control valve and outer circulation pump，Open circulating water intake internally piloted valve and circulating water outlet internally piloted valve simultaneously，Open cooling circuit，Material is through outer circulation loop、Cooled down by external circulation heat exchanging device，The temperature signal input program control system that first temperature detector and the second temperature detector will detect in real time，Add nertralizer when temperature reaches setting value and be neutralized reaction，Simultaneously close off outer circulation loop and cooling circuit，After neutralization reaction reaches requirement，Open outer circulation loop and cooling circuit again，Carry out cooling operation，After temperature reaches requirement，Again control system starts discharging program automatically，Open finished product discharging internally piloted valve，Close outer-circulation self-control valve，After discharging terminates，Terminate whole N-process，Wait next batch.
The beneficial effects of the utility model are: by equipment, automatic control hardware and self-control software perfect adaptation, overcome the post processing bottleneck of constraint alkoxylation, make alkoxylation process i.e. safety the most efficient, improve reaction system production capacity, reduce equipment maintenance cost, reduce production cost, improve mass transfer effect, make time cost be greatly lowered.There is raising efficiency of post treatment, shorten the production cycle, the advantage reducing production cost.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1 neutralization reactor, 2 external circulation heat exchanging devices, 3 outer circulation pumps, 4 program control systems, 5 steam automatic control valves, 6 circulating water outlet internally piloted valves, 7 recirculated water entrance internally piloted valves, 8 steam (vapor) outlet internally piloted valves, 9 outer-circulation self-control valves, 10 finished product discharging internally piloted valves, 11 spray throwers.
Detailed description of the invention
With embodiment, the utility model is further illustrated below in conjunction with the accompanying drawings.
See Fig. 1, a kind of post processing external circulating system for alkoxylation of the utility model, it includes neutralization reactor 1, outer circulation pump 3, finished product discharging internally piloted valve 10, outer-circulation self-control valve 9, external circulation heat exchanging device 2, spray thrower 11, steam automatic control valve 5, steam (vapor) outlet internally piloted valve 8, recirculated water entrance internally piloted valve 7, circulating water outlet internally piloted valve 6 and program control system 4, outer circulation outlet is set bottom described neutralization reactor 1, top is respectively provided with outer circulation entrance and nertralizer entrance, neutralization reactor 1 also sets up liquid level detector and the first temperature detector, it is sequentially connected with outer circulation pump 3 between outer circulation outlet and the outer circulation entrance at top bottom neutralization reactor 1, finished product discharging internally piloted valve 10, outer-circulation self-control valve 9 and external circulation heat exchanging device 2, constitute outer circulation loop；Described spray thrower 11 is placed in neutralization reactor 1 to be connected with outer circulation entrance and pass through outer circulation entrance and is connected with external circulation heat exchanging device 2, and the material inlet of neutralization reactor 1 exports with alkoxylation unit and is connected；Described external circulation heat exchanging device 2 bottom is respectively provided with steam (vapor) outlet and recirculated water entrance, top is respectively provided with steam inlet and circulating water outlet, the steam inlet of external circulation heat exchanging device 2 is connected with steam pipe line by steam automatic control valve 5, steam (vapor) outlet is connected with steam return pipeline by steam (vapor) outlet internally piloted valve 8, constitute heat cycles loop, the recirculated water entrance of external circulation heat exchanging device 2 is connected with recirculated water water-line by recirculated water entrance internally piloted valve 7, circulating water outlet is connected with recirculated water return piping by circulating water outlet internally piloted valve 6, constitute cooling circuit, external circulation heat exchanging device 2 outlet arranges the second temperature detector；Liquid level detector, the first temperature detector, the second temperature detector, finished product discharging internally piloted valve 10, outer-circulation self-control valve 9, steam automatic control valve 5, steam (vapor) outlet internally piloted valve 8, recirculated water entrance internally piloted valve 7 and circulating water outlet internally piloted valve 6 are connected with program control system 4 signal respectively.
The present embodiment uses prior art manufacture, and described outer circulation pump 3, external circulation heat exchanging device 2, liquid level detector, the first temperature detector, the second temperature detector, finished product discharging internally piloted valve 10, outer-circulation self-control valve 9, steam automatic control valve 5, steam (vapor) outlet internally piloted valve 8, recirculated water entrance internally piloted valve 7 and circulating water outlet internally piloted valve 6 are the commercially available prod of prior art.
nullThe course of work of the present utility model is as follows: first close finished product discharging internally piloted valve 10，Turn off steam automatic control valve 5 and steam (vapor) outlet internally piloted valve 8，Cut off heating circuit，Then neutralization reactor 1 is received from the qualified thick product of alkoxylation by material inlet，The liquid level signal input program control system 4 that liquid level detector will detect in real time，When in neutralization reactor 1, liquid level reaches setting value，Start outer-circulation self-control valve 9 and outer circulation pump 3，Open recirculated water entrance internally piloted valve 7 and circulating water outlet internally piloted valve 6 simultaneously，Open cooling circuit，Material is through outer circulation loop、Cooled down by external circulation heat exchanging device 2，The temperature signal input program control system 4 that first temperature detector and the second temperature detector will detect in real time，Add nertralizer when temperature reaches setting value and be neutralized reaction，Simultaneously close off outer circulation loop and cooling circuit，After neutralization reaction reaches requirement，Open outer circulation loop and cooling circuit again，Carry out cooling operation，After temperature reaches requirement，Again control system starts discharging program automatically，Open finished product discharging internally piloted valve 10，Close outer-circulation self-control valve 9，After discharging terminates，Terminate whole N-process，Wait next batch.
Claims (1)
1. the post processing external circulating system for alkoxylation, it is characterized in that: it includes neutralization reactor, outer circulation pump, finished product discharging internally piloted valve, outer-circulation self-control valve, external circulation heat exchanging device, spray thrower, steam automatic control valve, steam (vapor) outlet internally piloted valve, recirculated water entrance internally piloted valve, circulating water outlet internally piloted valve and program control system, outer circulation outlet is set bottom described neutralization reactor, top is respectively provided with outer circulation entrance and nertralizer entrance, neutralization reactor also sets up liquid level detector and the first temperature detector, it is sequentially connected with outer circulation pump between outer circulation outlet and the outer circulation entrance at top bottom neutralization reactor, finished product discharging internally piloted valve, outer-circulation self-control valve and external circulation heat exchanging device, constitute outer circulation loop；Described spray thrower is placed in neutralization reactor to be connected with outer circulation entrance and pass through outer circulation entrance and is connected with external circulation heat exchanging device, and the material inlet of neutralization reactor exports with alkoxylation unit and is connected；Described external circulation heat exchanging device bottom is respectively provided with steam (vapor) outlet and recirculated water entrance, top is respectively provided with steam inlet and circulating water outlet, the steam inlet of external circulation heat exchanging device is connected with steam pipe line by steam automatic control valve, steam (vapor) outlet is connected with steam return pipeline by steam (vapor) outlet internally piloted valve, constitute heat cycles loop, the recirculated water entrance of external circulation heat exchanging device is connected with recirculated water water-line by recirculated water entrance internally piloted valve, circulating water outlet is connected with recirculated water return piping by circulating water outlet internally piloted valve, constitute cooling circuit, the outlet of external circulation heat exchanging device arranges the second temperature detector；Liquid level detector, the first temperature detector, the second temperature detector, finished product discharging internally piloted valve, outer-circulation self-control valve, steam automatic control valve, steam (vapor) outlet internally piloted valve, recirculated water entrance internally piloted valve and circulating water outlet internally piloted valve are connected with program control system signal respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620257890.9U CN205563147U (en) | 2016-03-30 | 2016-03-30 | A aftertreatment outer circulation system for alkoxylation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620257890.9U CN205563147U (en) | 2016-03-30 | 2016-03-30 | A aftertreatment outer circulation system for alkoxylation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205563147U true CN205563147U (en) | 2016-09-07 |
Family
ID=56812419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620257890.9U Active CN205563147U (en) | 2016-03-30 | 2016-03-30 | A aftertreatment outer circulation system for alkoxylation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205563147U (en) |
-
2016
- 2016-03-30 CN CN201620257890.9U patent/CN205563147U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105833824A (en) | Outer-circulation neutralization process for post-treatment of oxyalkylation reaction and process unit thereof | |
| CN205008360U (en) | CIP cleaning system | |
| CN203750529U (en) | Circling-type kettle inner heating device | |
| CN205563147U (en) | A aftertreatment outer circulation system for alkoxylation | |
| CN206027671U (en) | Heating and thermal cycling device in softener production process | |
| CN203833860U (en) | Production device for epoxy plasticizer | |
| CN203737647U (en) | Novel clean in place system | |
| CN203741130U (en) | Descaling device of circulating hot water system | |
| CN206739916U (en) | A kind of reactor waste heat recovery device | |
| CN204268935U (en) | Energy-saving steam-water plate heat exchanger unit | |
| CN210450145U (en) | A equipment that is used for online alkali washing of PPH pipeline to degrease | |
| CN205262259U (en) | Purified cotton production heat exchange device | |
| CN103819732A (en) | Production device and method for epoxy plasticizer | |
| CN205005812U (en) | Livestock is slaughtered and uses heat transfer device and what constitute moves heat -cycle system certainly thereof | |
| CN204268655U (en) | Air conditioner heat reclaims energy-saving hot-water system | |
| CN204973837U (en) | Aftertreatment cauldron | |
| CN213314351U (en) | Ultrafiltration membrane chemical cleaning heating and cooling system | |
| CN213013477U (en) | Energy-saving cooling water washing system | |
| CN210220237U (en) | Rubber vulcanization high temperature exhaust steam waste heat recycling processing apparatus | |
| CN213810584U (en) | Steam condensate water waste heat recycling device | |
| CN214071620U (en) | Steam circulating device for drying beancurd sheets | |
| CN203981004U (en) | A kind of for air compressor chillers On Line Foul Removing Technology device | |
| CN203533965U (en) | Copper agitation leaching waste heat exchanging device | |
| CN220103809U (en) | Hot water supply system for washing | |
| CN206715376U (en) | A kind of thick nitrobenzene pickling layering control device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200415 Address after: 132000 group 5, Desheng Committee, Shengli Street, Huadian City, Jilin City, Jilin Province Patentee after: Li Xudong Address before: 132012 No. 88, north line, Ji long camp, Jilin, Jilin Patentee before: JILIN OK AUTOMATION EQUIPMENT Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200511 Address after: No. 1005, 10th floor, unit D, building 11, Huaye international city, Changyi District, Jilin Province Patentee after: Jilin Dingsheng Technology Co.,Ltd. Address before: 132000 group 5, Desheng Committee, Shengli Street, Huadian City, Jilin City, Jilin Province Patentee before: Li Xudong |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230517 Address after: Floor 1, No. 130, West 2nd Lane, Xihai Road, Tianpeng Town, Pengzhou City, Chengdu City, Sichuan Province, 611930 Patentee after: Sichuan Dingsheng Shenglong Technology Co.,Ltd. Address before: 132000 No. 1005, 10th floor, unit D, building 11, Huaye international city, Changyi District, Jilin City, Jilin Province Patentee before: Jilin Dingsheng Technology Co.,Ltd. |