CN205833112U - Ethylene glycol tower vacuum extractor - Google Patents
Ethylene glycol tower vacuum extractor Download PDFInfo
- Publication number
- CN205833112U CN205833112U CN201620768038.8U CN201620768038U CN205833112U CN 205833112 U CN205833112 U CN 205833112U CN 201620768038 U CN201620768038 U CN 201620768038U CN 205833112 U CN205833112 U CN 205833112U
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- CN
- China
- Prior art keywords
- ethylene glycol
- ejector pump
- cooler
- glycol tower
- ejector
- 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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Abstract
The utility model discloses ethylene glycol tower vacuum extractor, including ethylene glycol tower and the ethylene glycol tower ejector that is connected with ethylene glycol tower, it is characterized in that, described ethylene glycol tower ejector includes the first ejector pump, first cooler, second ejector pump and the second cooler, concatenation is all used to be connected between first ejector pump with the first cooler and the second ejector pump with the second cooler, described first ejector pump and the second ejector pump are connected with high steam pipeline respectively, described high steam pipeline is provided with the pressure regulating system for regulating pipeline pressure, described ethylene glycol tower and the second ejector pump connect.The beneficial effects of the utility model are, use high steam pipeline directly to provide pressure, and pressure regulating system is set, to ensure the optimal steam pressure to ejector pump, improve stability and the continuous production of ethylene oxide device ethylene glycol tower, it is to avoid operation fluctuation causes tower Concerning Flooding Phenomenon.
Description
Technical field
This utility model relates to technical field of chemical, is specifically related to ethylene glycol tower vacuum extractor.
Background technology
Ethylene glycol tower vacuum extractor is to maintain a kind of device of vacuum, ethylene oxide device ethylene glycol in ethylene glycol tower
Tower is vacuum tower, and its vacuum uses the concatenation of multistage steam ejector pump to run and obtains, and ethylene oxide device ethylene glycol tower is deposited
In the situation that negative pressure is not enough, the steam pressure of ethylene oxide device ethylene glycol tower ejector pump can not be guaranteed, device stability
Poor.Steam pressure is the topmost factor affecting vacuum.Affect the safety of the stability in production process and operation
Property.On the premise of vacuum in the most guaranteed tower, the stability of guarantee ethylene oxide device ethylene glycol tower and production are continuously
Property, it is to avoid operation fluctuation causes tower Concerning Flooding Phenomenon.Ethylene glycol tower vacuum extractor unreasonable structure in prior art, impact produces
During safety and stability.
Utility model content
For the problem of unreasonable structure present in prior art, this utility model provide rational in infrastructure, safety is steady
Fixed ethylene glycol tower vacuum extractor.
The technical solution of the utility model is as follows:
Ethylene glycol tower vacuum extractor, including ethylene glycol tower and the ethylene glycol tower ejector that is connected with ethylene glycol tower, it is special
Levying and be, described ethylene glycol tower ejector includes the first ejector pump, the first cooler, the second ejector pump and the second cooler, the
Concatenation is all used to be connected between one ejector pump with the first cooler, between the second ejector pump and the second cooler, described first spray
Penetrating pump and the second ejector pump is connected with high steam pipeline respectively, the force value of described high steam pipeline is 3.0-3.5Mpa,
Described high steam pipeline is provided with the pressure regulating system for regulating pipeline pressure, described ethylene glycol tower and the first injection
Pump, the second ejector pump connect, and described cooling water flows into from the bottom of the first cooler and the second cooler respectively, and top is flowed out.
Described ethylene glycol tower vacuum extractor, it is characterised in that described first ejector and the injection of the second ejector
Force value is 1.8-3.2Mpa.
Described ethylene glycol tower vacuum extractor, it is characterised in that described first ejector pump and the second ejector pump also couple
Enter high steam pipeline.
Described ethylene glycol tower vacuum extractor, it is characterised in that described first ejector pump, the first cooler, second cold
But device and the second ejector pump are arranged at identical height.
The beneficial effects of the utility model are, use high steam pipeline directly to provide pressure, and arrange pressure regulation system
System, to ensure the optimal steam pressure to ejector pump, improves the stability of ethylene oxide device ethylene glycol tower and produces continuously
Property, it is to avoid operation fluctuation causes tower Concerning Flooding Phenomenon.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
In figure: 1, the first cooler, the 2, first ejector pump, the 3, second cooler, the 4, second ejector pump, 5, ethylene glycol tower.
Detailed description of the invention
Below in conjunction with Figure of description, this utility model is described in further detail.
As it is shown in figure 1, ethylene glycol tower vacuum extractor, including, first cooler the 1, first ejector pump the 2, second cooler
3, the second ejector pump 4 and ethylene glycol tower 5.Ethylene glycol tower ejector includes first cooler the 1, first ejector pump the 2, second cooler
3 and second ejector pump 4.Concatenate between first cooler 1 with the first ejector pump 2 and be connected, the second cooler 1 and the second ejector pump 4
Between concatenation connect, the first ejector pump 2 and the second ejector pump 4 use parallel connection mode be connected with high steam pipeline, high pressure steaming
Force value 3.0-3.5Mpa in steam pipe road, preferably 3.2Mpa.Connect on high steam pipeline and pressure regulating system is set, be used for
The pressure regulation of high steam pipeline, and provide optimal steam pressure for the first ejector pump 2 and the second ejector pump 4, it is ensured that second
Vacuum in glycol tower 5, improves the seriality and stability produced.First ejector pump 2 and the expulsion pressure of the second ejector pump 4
For 1.8-3.2Mpa.Ethylene glycol tower 5 is connected with first ejector pump the 2, second ejector pump 4 pipeline, and the first cooler 1, first sprays
Pump the 2, second cooler 3 and the second ejector pump 4 are arranged on identical height, improve the stability in work process.First cooling
Device 1 and the second cooler about 3 are respectively equipped with cooling water outlet and inlet, and cooling water is respectively from the first cooler 1 and the second cooler 3
Lower section water inlet flow into the outlet from top and flow out, it is achieved the effectively effect of cooling.Ethylene glycol tower 5 and the second ejector pump 4
Being connected by pipeline, the second ejector pump 4 is connected with high steam pipeline, and the high steam in high steam pipeline is through the second spray
Penetrate pump can be extracted out by the low-pressure gas in ethylene glycol tower 5, it is ensured that vacuum in ethylene glycol tower 5.
Claims (4)
1. ethylene glycol tower vacuum extractor, including ethylene glycol tower (5) and the ethylene glycol tower ejector that is connected with ethylene glycol tower (5),
It is characterized in that, described ethylene glycol tower ejector includes the first ejector pump (2), the first cooler (1), the second ejector pump (4) and
Second cooler (3), between the first ejector pump (2) and the first cooler (1), the second ejector pump (4) and the second cooler (3) it
Between all use concatenation connect, described first ejector pump (2) and the second ejector pump (4) are connected with high steam pipeline respectively, described
The force value of high steam pipeline is 3.0-3.5Mpa, and described high steam pipeline is provided with the pressure for regulating pipeline pressure
Regulation system, described ethylene glycol tower (5) is connected with the first ejector pump (2), the second ejector pump (4), and described cooling water is respectively from
The bottom of one cooler (1) and the second cooler (3) flows into, and top is flowed out.
Ethylene glycol tower vacuum extractor the most according to claim 1, it is characterised in that described first ejector (2) and
The expulsion pressure value of two ejectors (4) is 1.8-3.2Mpa.
Ethylene glycol tower vacuum extractor the most according to claim 1, it is characterised in that described first ejector pump (2) and
Two ejector pumpes (4) are in parallel accesses high steam pipeline.
Ethylene glycol tower vacuum extractor the most according to claim 1, it is characterised in that described first ejector pump (2), first
Cooler (1), the second cooler (3) and the second ejector pump (4) are arranged at identical height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620768038.8U CN205833112U (en) | 2016-07-21 | 2016-07-21 | Ethylene glycol tower vacuum extractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620768038.8U CN205833112U (en) | 2016-07-21 | 2016-07-21 | Ethylene glycol tower vacuum extractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205833112U true CN205833112U (en) | 2016-12-28 |
Family
ID=57625954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620768038.8U Active CN205833112U (en) | 2016-07-21 | 2016-07-21 | Ethylene glycol tower vacuum extractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205833112U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111995495A (en) * | 2020-08-17 | 2020-11-27 | 上海轻叶能源股份有限公司 | Energy-saving vacuum system for coal-to-ethylene glycol process |
-
2016
- 2016-07-21 CN CN201620768038.8U patent/CN205833112U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111995495A (en) * | 2020-08-17 | 2020-11-27 | 上海轻叶能源股份有限公司 | Energy-saving vacuum system for coal-to-ethylene glycol process |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |