CN218501309U - Carbazole negative pressure extraction device - Google Patents
Carbazole negative pressure extraction device Download PDFInfo
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- CN218501309U CN218501309U CN202222597250.0U CN202222597250U CN218501309U CN 218501309 U CN218501309 U CN 218501309U CN 202222597250 U CN202222597250 U CN 202222597250U CN 218501309 U CN218501309 U CN 218501309U
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Abstract
The utility model provides a carbazole negative pressure extraction device, which belongs to the technical field of carbazole fraction extraction of a rectifying tower; the problem of unstable yield of the existing carbazole is solved; the technical scheme for solving the technical problem is as follows: the device comprises a rectifying tower, wherein a first carbazole outlet of the rectifying tower is connected with a carbazole extraction pump through a first extraction pipeline, a second carbazole outlet is also formed in the rectifying tower and is connected with an inlet of a carbazole fraction buffer tank through a lateral line pipeline, an outlet of the carbazole fraction buffer tank is connected with an inlet of a carbazole fraction tank through a lateral line extraction pipeline, an outlet of the carbazole fraction tank is connected with a lateral line carbazole extraction pump through a second extraction pipeline, and the carbazole extraction pump and the lateral line carbazole extraction pump are respectively connected into a carbazole fraction removal tank through pipelines; a first liquid level meter and a buffer tank extraction valve are arranged on the side extraction pipeline, and a second liquid level meter is arranged on the carbazole fraction tank; the utility model discloses be applied to the carbazole and adopt.
Description
Technical Field
The utility model provides a carbazole negative pressure extraction device belongs to rectifying column carbazole fraction and adopts technical field.
Background
The prior process for producing refined anthracene carbazole by rectifying anthracene oil or crude anthracene as a raw material comprises the following steps: the method comprises pumping raw materials anthracene oil or crude anthracene into a primary distillation tower or a primary fluorene tower, and a distillation tower, heating, vacuum and vacuum distilling to obtain anthracene-phenanthrene fraction at the tower top, crystallizing anthracene-phenanthrene fraction and carbazole fraction with aromatic solvent, filtering, and drying to obtain refined anthracene and carbazole finished products, allowing carbazole fraction to enter a metering pump inlet after coming out from the distillation tower side in the distillation process, extracting traditional carbazole extraction via a carbazole extraction pump in the distillation production process, directly feeding into a carbazole distillation tank, wherein the extraction amount is unstable, and the tower bottom liquid level is easily evacuated, the extraction pump has short service life, is easily damaged and leaks gas, and is seriously polluted on site.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the unstable problem of current carbazole extraction volume, provided a carbazole negative pressure extraction element.
In order to solve the technical problem, the utility model discloses a technical scheme be: a carbazole negative pressure extraction device comprises a rectifying tower, wherein the rectifying tower adopts a vacuum system to extract different chemical components, a carbazole first outlet of the rectifying tower is connected with a carbazole extraction pump through a first extraction pipeline, a carbazole second outlet is also formed in the rectifying tower, the carbazole second outlet is connected with an inlet of a carbazole fraction buffer tank through a lateral pipeline, an outlet of the carbazole fraction buffer tank is connected with an inlet of a carbazole fraction tank through a lateral extraction pipeline, an outlet of the carbazole fraction tank is connected with a lateral carbazole extraction pump through a second extraction pipeline, and the carbazole extraction pump and the lateral carbazole extraction pump are respectively connected with a carbazole fraction removal tank through pipelines;
a first liquid level meter and a buffer tank extraction valve are arranged on the side extraction pipeline, and a second liquid level meter is arranged on the carbazole fraction tank;
the first extraction pipeline is provided with a first manual valve close to the rectifying tower, the lateral line pipeline is provided with a second manual valve close to the rectifying tower, the lateral line pipeline is provided with a third manual valve close to the carbazole fraction buffer tank, the first extraction pipeline is further connected with an inlet of the carbazole fraction buffer tank through a branch pipeline, and the branch pipeline is provided with a fourth manual valve.
And the first extraction pipeline, the side extraction pipeline and the second extraction pipeline are respectively provided with a purging valve.
Thermometers are respectively arranged on the rectifying tower, the carbazole fraction buffer tank and the carbazole fraction tank.
The tail end of the first extraction pipeline is provided with a discharging port, a discharging valve is arranged at the discharging port, and the first extraction pipeline at the front end of the discharging port is connected with two carbazole extraction pumps through pipelines respectively.
And valves are respectively arranged on the input and output pipelines of the lateral line carbazole extraction pump and the two carbazole extraction pumps.
And an emptying pipeline is also arranged on the carbazole fraction tank, and an emptying valve is arranged on the emptying pipeline.
The utility model discloses beneficial effect for prior art possesses does: the utility model provides a carbazole negative pressure extraction device uses vacuum system to extract the carbazole fraction to carbazole fraction buffer tank, can prevent effectively that the rectification tower bottom liquid level from managing to find time, influences product quality to through setting up the level gauge, adjust the volume of the carbazole fraction of extracting according to the count of level gauge, make the extraction volume stable, prolonged the life cycle of extracting the pump, reduced environmental pollution.
Drawings
The present invention will be further explained with reference to the accompanying drawings:
FIG. 1 is a schematic view of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 3 is an enlarged view of the structure at B in FIG. 1;
FIG. 4 is an enlarged view of the structure at C in FIG. 1;
in the figure: the device comprises a rectifying tower 1, a first extraction pipeline 2, a carbazole extraction pump 3, a side-line pipeline 4, a carbazole fraction buffer tank 5, a side-line extraction pipeline 6, a carbazole fraction tank 7, a second extraction pipeline 8, a side-line carbazole extraction pump 9, a thermometer 10, a first liquid level meter 11, a second liquid level meter 12, an exhaust valve 13, a buffer tank extraction valve 14, a first manual valve 15, a second manual valve 16, a third manual valve 17, a fourth manual valve 18, a purge valve 19 and a purge valve 20.
Detailed Description
As shown in fig. 1-4, the utility model provides a carbazole negative pressure extraction device, including rectifying column 1, rectifying column 1 adopts vacuum system to extract different chemical components, the first export of carbazole of rectifying column 1 is connected carbazole extraction pump 3 through first extraction pipeline 2, still seted up the carbazole second export on rectifying column 1, the carbazole second export is connected carbazole fraction buffer tank 5's entry through side line pipeline 4, the export of carbazole fraction buffer tank 5 is connected carbazole fraction groove 7's entry through side line extraction pipeline 6, carbazole fraction groove 7's export is connected side line carbazole extraction pump 9 through second extraction pipeline 8, carbazole extraction pump 3, side line carbazole extraction pump 9 insert carbazole fraction respectively through the pipeline and remove the jar;
a first liquid level meter 11 and a buffer tank extraction valve 14 are arranged on the side extraction pipeline 6, and a second liquid level meter 12 is arranged on the carbazole fraction tank 7;
the first extraction pipeline 2 is provided with a first manual valve 15 at a position close to the rectifying tower 1, the lateral pipeline 4 is provided with a second manual valve 16 at a position close to the rectifying tower 1, the lateral pipeline 4 is provided with a third manual valve 17 at a position close to the carbazole fraction buffer tank 5, the first extraction pipeline 2 is further connected with an inlet of the carbazole fraction buffer tank 5 through a branch pipeline, and the branch pipeline is provided with a fourth manual valve 18.
And the first extraction pipeline 2, the side extraction pipeline 6 and the second extraction pipeline 8 are respectively provided with a purging valve 19.
The tail end of the first extraction pipeline 2 is provided with a clean discharge port, a clean discharge valve 20 is arranged at the clean discharge port, and the first extraction pipeline 2 at the front end of the clean discharge port is connected with two carbazole extraction pumps 3 through pipelines respectively.
Valves are respectively arranged on the input and output pipelines of the side line carbazole extraction pump 9 and the two carbazole extraction pumps 3.
And an emptying pipeline is also arranged on the carbazole fraction tank 7, and an emptying valve 13 is arranged on the emptying pipeline.
The utility model discloses side line department at rectifying column 1 has increased carbazole fraction buffer tank 5 to also be connected to the carbazole fraction buffer tank 5 of side line through branch pipeline 23 with original first production pipeline 2, adopt vacuum system to adopt carbazole fraction buffer tank 5, adjust the aperture that buffer tank adopted valve 14 simultaneously through the count of level gauge, effectively prevent the emergence that rectifying column 1 bottom liquid level was managed to find time, and the extraction volume of carbazole fraction is adjusted to the accuracy.
The utility model discloses a carbazole fraction buffer tank 5 can adopt the stainless steel of S30418 material, and the pipe diameter is DX200/250, highly is 12 meters.
The utility model discloses all adopt the insulating tube on the pipeline of output is adopted to holistic carbazole fraction, and set up the oil pipe that advances of high temperature oil simultaneously on the pipeline of output is adopted to the carbazole fraction, guaranteed the high efficiency of carbazole fraction component and adopted.
About the utility model discloses what the concrete structure needs to explain, the utility model discloses a each part module connection relation each other is definite, can realize, except that the special explanation in the embodiment, corresponding technological effect can be brought to its specific connection relation, and on the premise of not relying on corresponding software program execution, solve the technical problem that the utility model provides, the utility model discloses the model of the part that appears in, module, specific components and parts, mutual connected mode and, conventional use method, the predictable technological effect that bring by above-mentioned technical characteristics all belong to the patent that technical staff can acquire before the application day, periodical papers, technical manual, technical dictionary, the repeated description in the textbook, or belong to the prior art such as the conventional technique in this field, common general knowledge, need not for the technical scheme that the present case provided is clear, complete, can realize, and can reproduce or obtain corresponding entity product according to this technical means.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (6)
1. The utility model provides a device is adopted to carbazole negative pressure, includes the rectifying column, the rectifying column adopts vacuum system to adopt different chemical composition, the first export of carbazole of rectifying column is through first pipeline connection carbazole extraction pump, its characterized in that of adopting: the rectifying tower is also provided with a second carbazole outlet, the second carbazole outlet is connected with an inlet of a carbazole fraction buffer tank through a lateral line pipeline, an outlet of the carbazole fraction buffer tank is connected with an inlet of a carbazole fraction tank through a lateral line extraction pipeline, an outlet of the carbazole fraction tank is connected with a lateral line carbazole extraction pump through a second extraction pipeline, and the carbazole extraction pump and the lateral line carbazole extraction pump are respectively connected into a carbazole fraction removal tank through pipelines;
a first liquid level meter and a buffer tank extraction valve are arranged on the lateral extraction pipeline, and a second liquid level meter is arranged on the carbazole fraction tank;
the first extraction pipeline is provided with a first manual valve close to the rectifying tower, the lateral line pipeline is provided with a second manual valve close to the rectifying tower, the lateral line pipeline is provided with a third manual valve close to the carbazole fraction buffer tank, the first extraction pipeline is further connected with an inlet of the carbazole fraction buffer tank through a branch pipeline, and the branch pipeline is provided with a fourth manual valve.
2. The carbazole negative pressure extraction device according to claim 1, characterized in that: and the first extraction pipeline, the side extraction pipeline and the second extraction pipeline are respectively provided with a purging valve.
3. The carbazole negative pressure extraction device according to claim 1, characterized in that: thermometers are respectively arranged on the rectifying tower, the carbazole fraction buffer tank and the carbazole fraction tank.
4. The carbazole negative pressure extraction device according to claim 1, wherein: the tail end of the first extraction pipeline is provided with a discharge port, a discharge valve is arranged at the discharge port, and the first extraction pipeline at the front end of the discharge port is connected with two carbazole extraction pumps through pipelines respectively.
5. The carbazole negative pressure extraction device according to claim 4, wherein: and valves are respectively arranged on the input and output pipelines of the lateral line carbazole extraction pump and the two carbazole extraction pumps.
6. The carbazole negative pressure extraction device according to claim 1, wherein: and an emptying pipeline is also arranged on the carbazole fraction tank, and an emptying valve is arranged on the emptying pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222597250.0U CN218501309U (en) | 2022-09-30 | 2022-09-30 | Carbazole negative pressure extraction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222597250.0U CN218501309U (en) | 2022-09-30 | 2022-09-30 | Carbazole negative pressure extraction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218501309U true CN218501309U (en) | 2023-02-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222597250.0U Active CN218501309U (en) | 2022-09-30 | 2022-09-30 | Carbazole negative pressure extraction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218501309U (en) |
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2022
- 2022-09-30 CN CN202222597250.0U patent/CN218501309U/en active Active
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