CN220878831U - Ethoxylation neutralization reaction device for water aqua production - Google Patents
Ethoxylation neutralization reaction device for water aqua production Download PDFInfo
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- CN220878831U CN220878831U CN202322818277.2U CN202322818277U CN220878831U CN 220878831 U CN220878831 U CN 220878831U CN 202322818277 U CN202322818277 U CN 202322818277U CN 220878831 U CN220878831 U CN 220878831U
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- neutralization
- pipeline
- reactor
- neutralization reactor
- circulating pump
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- 238000006386 neutralization reaction Methods 0.000 title claims abstract description 86
- 238000007046 ethoxylation reaction Methods 0.000 title claims abstract description 16
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 12
- 238000010992 reflux Methods 0.000 claims description 13
- 238000004321 preservation Methods 0.000 claims description 4
- 238000012824 chemical production Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 239000002994 raw material Substances 0.000 abstract description 3
- 239000003795 chemical substances by application Substances 0.000 abstract description 2
- 238000010612 desalination reaction Methods 0.000 abstract 1
- 239000012043 crude product Substances 0.000 description 7
- 239000007788 liquid Substances 0.000 description 7
- 239000003054 catalyst Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Natural products CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 2
- 239000000159 acid neutralizing agent Substances 0.000 description 2
- 239000012267 brine Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 2
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 1
- 125000000218 acetic acid group Chemical group C(C)(=O)* 0.000 description 1
- 238000012644 addition polymerization Methods 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The utility model discloses an ethoxylation neutralization reaction device for water agent production, which belongs to the technical field of chemical production equipment and is characterized in that: the first neutralization reactor is communicated with the first heat exchanger through a first circulating pump, the first circulating pump is connected with a first backflow pipeline to the first neutralization reactor, the first neutralization reactor is also connected with a first circulating pipeline to the first backflow pipeline, the second neutralization reactor is communicated with the second heat exchanger through a second circulating pump, the second circulating pump is connected with a second backflow pipeline to the second neutralization reactor, the second neutralization reactor is also connected with a second circulating pipeline to the second backflow pipeline, the raw material pipeline is communicated with the first neutralization reactor and the second neutralization reactor, the neutralization pipeline is communicated with the first neutralization reactor and the second neutralization reactor, and the desalination pipeline is communicated with the neutralization pipeline, so that the technical problem that the production efficiency is low due to complicated process of an ethoxylation device is solved.
Description
Technical Field
The utility model belongs to the technical field of chemical production equipment, and particularly relates to an ethoxylation neutralization reaction device for water aqua production.
Background
The ethoxylation device takes ethylene oxide as a raw material, and carries out addition polymerization reaction with a plurality of initiators under the action of a catalyst, so that various surfactants can be produced;
In the chemical production process, as the catalyst is added before the polymerization of the macromonomer to be alkaline, the polymerization is called as a crude product, the crude product and the catalyst are reacted and mixed in a reactor to obtain a finished product, the current ethoxylation device has complicated flow, so that the production efficiency is lower, and based on the ethoxylation device, I develop an ethoxylation neutralization reaction device for water agent production, which shortens the production period and ensures the product quality at the same time, and replace the prior art.
Disclosure of Invention
The utility model aims to: the utility model aims to provide an ethoxylation neutralization reaction device for water production, which aims to solve the technical problem of low production efficiency caused by complicated process of the ethoxylation device.
The technical aim of the utility model is realized by the following technical scheme: an ethoxylation neutralization reaction device for aqueous production, includes first neutralization reactor and second neutralization reactor, its characterized in that:
The first neutralization reactor is communicated with the first heat exchanger through a first circulating pump, the first circulating pump is connected with a first backflow pipeline to the first neutralization reactor, and the first neutralization reactor is also connected with the first circulating pipeline to the first backflow pipeline;
The second neutralization reactor is communicated with the second heat exchanger through a second circulating pump, the second circulating pump is connected with a second reflux pipeline to the second neutralization reactor, and the second neutralization reactor is also connected with the second circulating pipeline to the second reflux pipeline;
a feed line in communication with the first neutralization reactor and the second neutralization reactor;
The neutralization pipeline is communicated with the first neutralization reactor and the second neutralization reactor, and a neutralization circulating pump, a neutralization metering tank and a metering pump are arranged on the neutralization pipeline;
And a desalted water line connected to the neutralization line.
Further: the first and second neutralization reactors are configured with exhaust lines.
Further: the low-pressure steam tracing pipeline is arranged outside the neutralization pipeline and used for heat preservation.
Compared with the prior art, the utility model has the following advantages: the crude product is sent into the first heat exchanger and the second heat exchanger through the original first circulating pump and the second circulating pump for circulating cooling, and is connected with the circulating pipeline 6 by utilizing the reflux pipeline of the first heat exchanger and the second heat exchanger, so that the crude product and the neutralizer are mixed together and flow, and meanwhile, low-pressure steam tracing is introduced for preserving heat of the reflux pipeline, so that the reaction temperature is prevented from being reduced.
Drawings
FIG. 1 is a flow chart of the present utility model;
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In a first embodiment of the present utility model, as shown in fig. 1, an ethoxylation neutralization reaction apparatus for aqueous production, comprising a first neutralization reactor 1 and a second neutralization reactor 2, is characterized in that:
The first neutralization reactor 1 is communicated with the first heat exchanger 4 through a first circulating pump 3, the first circulating pump 3 is connected with a first reflux pipeline 5 to the first neutralization reactor 1, and the first neutralization reactor 1 is also connected with a first circulating pipeline 6 to the first reflux pipeline 5;
The second neutralization reactor 2 is communicated with a second heat exchanger 8 through a second circulating pump 7, the second circulating pump 7 is connected with a second reflux pipeline 9 to the second neutralization reactor 2, and the second neutralization reactor 2 is also connected with a second circulating pipeline 10 to the second reflux pipeline 9;
A feed line 11, said feed line 11 being in communication with the first neutralization reactor 1 and the second neutralization reactor 2;
a neutralization line 12, the neutralization line 12 is connected with the first neutralization reactor 1 and the second neutralization reactor 2, and a neutralization circulating pump 18, a neutralization metering tank 13 and a metering pump 14 are arranged on the neutralization line 12;
A desalted water line 15, said desalted water line 15 being in communication with the neutralization line 12;
the first neutralization reactor 1 and the second neutralization reactor 2 are provided with an exhaust line 16;
the low-pressure steam tracing pipeline 17 is arranged outside the neutralization pipeline 12 and used for heat preservation.
By adopting the technical scheme: the raw material pipeline 11 is used for sending the crude product from the reaction unit into the first reactor 1 and the second reactor 2, after the liquid level in the first reactor 1 and the second reactor 2 reaches the minimum starting liquid level, the first circulating pump 3 and the second circulating pump 7 are started to send the crude product into the first heat exchanger 4 and the second heat exchanger 8 for cooling, when the temperature of the crude product is reduced to a specified range of 80-120 ℃, the first circulating pump 3 and the second circulating pump 7 stop running, the neutralization agent in the neutralization metering tank 13 is started to be gathered into the neutralization pipeline 12 through the metering pump 14 and then flows into the first reactor 1 and the second reactor 2, the neutralization agent is acetic acid, the mixed liquid in the first reactor 1 flows into the reflux pipeline 9 through the first circulating pipeline 6 and then flows into the first reactor 1 again for full mixing, the mixed liquid in the second reactor 2 is the same as the mixed mode of the first reactor 1, the mixed liquid is subjected to index detection after full mixing, the mixed liquid is continued to be mixed after the detection is failed, when the detected brine is passed through the first circulating pipeline and the second circulating pipeline 1, the mixed liquid is fed into the low-pressure phase reactor for heat preservation until the low-grade brine is detected, and the heat-preserving steam is continuously fed into the low-pressure circulation pipeline, and the low-grade steam is avoided after the temperature is fed into the first reactor and the low-grade circulation pipeline.
The foregoing is merely a preferred embodiment of the utility model, and it should be noted that modifications could be made by those skilled in the art without departing from the principles of the utility model, which modifications would also be considered to be within the scope of the utility model.
Claims (3)
1. An ethoxylation neutralization reaction device for water aqua production, which comprises a first neutralization reactor (1) and a second neutralization reactor (2), and is characterized in that:
the first neutralization reactor (1) is communicated with the first heat exchanger (4) through a first circulating pump (3), the first circulating pump (3) is connected with a first reflux pipeline (5) to the first neutralization reactor (1), and the first neutralization reactor (1) is also connected with a first circulating pipeline (6) to the first reflux pipeline (5);
The second neutralization reactor (2) is communicated with the second heat exchanger (8) through a second circulating pump (7), the second circulating pump (7) is connected with a second reflux pipeline (9) to the second neutralization reactor (2), and the second neutralization reactor (2) is also connected with a second circulating pipeline (10) to the second reflux pipeline (9);
A feed line (11), the feed line (11) being connected to the first neutralization reactor (1) and the second neutralization reactor (2);
A neutralization pipeline (12), wherein the neutralization pipeline (12) is communicated with the first neutralization reactor (1) and the second neutralization reactor (2), and a neutralization circulating pump (18), a neutralization metering tank (13) and a metering pump (14) are arranged on the neutralization pipeline (12);
a desalted water line (15), the desalted water line (15) being connected to the neutralization line (12).
2. An ethoxylation neutralization reaction apparatus for aqueous production according to claim 1, wherein: the first neutralization reactor (1) and the second neutralization reactor (2) are provided with an exhaust line (16).
3. An ethoxylation neutralization reaction apparatus for aqueous production according to claim 1, wherein: the low-pressure steam tracing pipeline (17) is arranged outside the neutralization pipeline (12) and used for heat preservation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322818277.2U CN220878831U (en) | 2023-10-20 | 2023-10-20 | Ethoxylation neutralization reaction device for water aqua production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322818277.2U CN220878831U (en) | 2023-10-20 | 2023-10-20 | Ethoxylation neutralization reaction device for water aqua production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220878831U true CN220878831U (en) | 2024-05-03 |
Family
ID=90866359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322818277.2U Active CN220878831U (en) | 2023-10-20 | 2023-10-20 | Ethoxylation neutralization reaction device for water aqua production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220878831U (en) |
-
2023
- 2023-10-20 CN CN202322818277.2U patent/CN220878831U/en active Active
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