CN203833661U - Liquid-liquid extraction treatment device - Google Patents
Liquid-liquid extraction treatment device Download PDFInfo
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- CN203833661U CN203833661U CN201420222543.3U CN201420222543U CN203833661U CN 203833661 U CN203833661 U CN 203833661U CN 201420222543 U CN201420222543 U CN 201420222543U CN 203833661 U CN203833661 U CN 203833661U
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Abstract
The utility model discloses a liquid-liquid extraction treatment device which is characterized by comprising a line-blending extractor, wherein the outlet of an extractant storage tank is connected with the inlet of the line-blending extractor; a wastewater pipe is also connected with the inlet of the line-blending extractor; the outlet of the line-blending extractor is connected with the inlet of an extraction separation tower; the bottom of the extraction separation tower is provided with a wastewater discharge port; an overflow port at the top of the extraction separation tower is connected with the inlet of an extractant intermediate tank; the outlet of the extractant intermediate tank is connected with the inlet of a line-blending back extractor; the outlet of the line-blending back extractor is connected with the inlet of a back extraction extractant separation recovery tower; an extracting solution discharge port at the bottom of the back extraction extractant separation recovery tower is connected with an extracting solution recovery tank; an overflow port at the top of the back extraction extractant separation recovery tower is connected with the inlet of an extractant tank; and the outlet of a back extractant is also connected with the inlet of the line-blending back extractor. The device has the advantages of simple structure, favorable mixing effect, sufficient extraction and the like.
Description
Technical field
The utility model belongs to chemical field, relates to a kind of wastewater from chemical industry liquid-liquid extraction treatment unit.
Background technology
Wastewater from chemical industry often adopts extracting process to process, as the phenol removal etc. of high-concentration phenolic wastewater in processing, its extraction plant is packed extraction tower or board-like extraction tower or turntable extracting tower etc., adopt the principle of liquid liquid reverse convection extraction to extract, such device exists that technical process requirement is high, extraction efficiency is low, facility investment is large in various degree, complicated operation, Maintenance and Repair high in cost of production technical problem.
Summary of the invention
The utility model is for the deficiency of above-mentioned technology, provide a kind of simple and practical, cost is low, the simple liquid-liquid extraction treatment unit of technical process.
For achieving the above object, the technical scheme of employing is the utility model:
A kind of liquid-liquid extraction treatment unit, it is characterized in that it includes line-blending extractor, the outlet of extraction agent storage tank is connected with the import of described line-blending extractor through extraction agent pump, waste pipe is connected with the waste water import of waste water heating tank through influent waste water pump, the wastewater outlet of waste water heating tank is also connected with the import of described line-blending extractor, the outlet of described line-blending extractor is connected with the import of extracting and separating tower, the bottom of extracting and separating tower is provided with waste water discharge opening, the overflow port of extracting and separating top of tower is connected with the import of extraction agent tundish, the outlet of extraction agent tundish is connected with the import of line-blending stripper by extraction agent line pump, the outlet of line-blending stripper is connected with the import of back extraction extraction agent Separation and Recovery tower, the extraction fluid row of back extraction extraction agent Separation and Recovery tower bottom mouthful is connected with extraction fluid accumulator tank, the overflow port of back extraction extraction agent Separation and Recovery top of tower is connected with the import of extraction agent groove, the outlet of back extraction liquid bath is also connected with the import of above-mentioned line-blending stripper.
The import of described extracting and separating tower is positioned at the middle part of extracting and separating tower.
The import of described back extraction extraction agent Separation and Recovery tower is positioned at the middle part of back extraction extraction agent Separation and Recovery tower.
The outlet of described back extraction liquid bath is connected with the import of line-blending stripper by back extraction liquid pump.
Compared with prior art, its beneficial effect is the utility model:
1, extraction process of the present utility model is mainly completed by line-blending extractor, extraction separates with the stop of all carrying out certain hour through knockout tower again after back extraction, extracting and separating tower and back extraction extraction agent Separation and Recovery tower structure are simple, without filler or column plate or tower tray, can not cause the situation of the normal operations of impact such as stifled tower, there is simple in structure, good mixing effect, extract the advantages such as abundant.
2, the utility model plant investment significantly reduces, and greatly shortens flow process, has reduced operation easier and maintenance cost.
3, the utility model only need heat mutually to one in the two-phase liquid in extraction, reextraction, can realize conducting heat through line-blending extractor and meet extraction and the required technological temperature requirement of extracting and separating, not only technique is simple, and heat utilization rate is high, has advantages of that energy consumption is low.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of line-blending extractor in the utility model.
Fig. 3 is one of structural representation of hybrid blade in the utility model line-blending extractor.
Fig. 4 be hybrid blade in the utility model line-blending extractor structural representation two.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As shown in Figure 1, the utility model mainly include line-blending extractor 1, extracting and separating tower 2,, extraction agent tundish 3, line-blending stripper 4, back extraction extraction agent Separation and Recovery tower 5, back extraction liquid bath 6, extract accumulator tank 7 and extraction agent storage tank 8, the outlet of extraction agent storage tank 8 is connected with the import of line-blending extractor 1 through extraction agent pump 11, waste pipe is connected with the waste water import of waste water heating tank 9 through influent waste water pump 10, and the wastewater outlet of waste water heating tank 9 is also connected with the import of described line-blending extractor 1.The outlet of line-blending extractor 1 is connected with 2 imports of extracting and separating tower, and 2 imports of extracting and separating tower are positioned at the middle part of extracting and separating tower 2.The bottom of extracting and separating tower 2 is provided with waste water discharge opening, and the overflow port at extracting and separating tower 2 tops is connected with the import of extraction agent tundish 3, and the outlet of extraction agent tundish 3 is connected with the import of line-blending stripper 4 by extraction agent line pump 12.Extraction agent tundish 3 have heating function, can meet back extraction and extract the requirement to technological temperature.The outlet of line-blending stripper 4 is connected with the import of back extraction extraction agent Separation and Recovery tower 5, and the import of back extraction extraction agent Separation and Recovery tower 5 is positioned at the middle part of back extraction extraction agent Separation and Recovery tower 5.The extraction fluid row of back extraction extraction agent Separation and Recovery tower 5 bottoms mouthful is connected with extraction fluid accumulator tank 7, and the overflow port at back extraction extraction agent Separation and Recovery tower 5 tops is connected with the import of extraction agent groove 8.The outlet of back extraction liquid bath 6 is connected with the import of line-blending stripper 4 by back extraction liquid pump 13.
The utility model extracting and separating tower and back extraction extraction agent Separation and Recovery tower internal structure are very simple, and waste water only needs to stop in tower with extraction solvent to separate.
As shown in Figure 2, the structure of the utility model line-blending extractor 1 is made up of I section-mixing section, II section-preliminary hybrid extraction section and III section-degree of depth hybrid extraction section three parts.Described I section-mixing section includes mixing tee 103, in two imports of this mixing tee 103, install and treat extraction liquid suction flange 101 and extraction liquid import joint flange 102 respectively, its outlet is connected with the lower flange 105 in II section-preliminary hybrid extraction section by mixture export flange 104.Described II section-preliminary hybrid extraction section comprises lower flange 105, lower case pipeline section 106 and upper flange 108, lower flange 105 is arranged on the lower end of lower case pipeline section 106, upper flange 108 is arranged on the upper end of lower case pipeline section 106, is provided with hybrid blade 107 in lower case pipeline section 106.As shown in Figure 3, hybrid blade 107 is made up of a pair of half elliptic plate, described half elliptic plate is to rotate around elliptical center the half elliptic plate that the axial line of 30 °～45 ° is cut off along elliptical flat-plate major axis, minor axis axis is vertical with housing pipeline section 106 medullary rays, and 2 half elliptic plates are simultaneously around the minor axis axis reverse direction rotation hybrid blade 107 that partners in a certain angle.2 pairs of hybrid blades 107 are installed on respectively lower case pipeline section 106 two ends, and the minor axis axis of the half elliptic plate of 2 pairs of hybrid blades 107 overlooks mutually vertically, between half elliptic plate outer rim and pipeline shell inwall, adopt and weld or be adhesively fixed.The minor axis length of described elliptical flat-plate equals lower case pipeline section 106 internal diameters and deducts 2～3mm, and the major axis of elliptical flat-plate is long is long 1.3～1.6 times of minor axis, and viscosity gets the small value greatly, and viscosity is little gets large value, as flow is less than 5 tons of employing double-spiral structures (as shown in Figure 4).Described III section-degree of depth hybrid extraction section includes bottom joint flange 109, upper body pipeline section 111 and top joint flange 114, and bottom joint flange 109 is arranged on the lower end of upper body pipeline section 111, is connected with upper flange 108.Top joint flange 114 is arranged on the upper end of upper body pipeline section 111, is also provided with upper porous plate 113 and bottom porous plate 110 at the upper/lower terminal of upper body pipeline section 111, between upper porous plate 113 and bottom porous plate 110, is filled with filler 112.Filler 112 is Pall ring or the Raschig ring of metal or non-metallic material, and filler is filled between upper and lower porous plate, and filler 112 porositys are more than 75%.Upper porous plate 113 welds or is adhered in top joint flange 114, and bottom porous plate 110 welds or is adhered in upper flange 108.Upper porous plate 113 welds or is adhered in the top companionflange 115 matching with top joint flange 114, and bottom porous plate 110 welds or is adhered in bottom joint flange 109.The feature of upper body pipeline section 111 is: aspect ratio is 10～20, and altitude range is for being more than or equal to 500mm and being less than or equal to 4000mm.According to the characteristic of extraction treatment, make extraction solvent fully from treat extraction liquid extracting need extract, must guarantee that the molecule between liquid-liquid diphase fully contacts and can realize.For realizing abundant extraction, break through existing extracting treating method and equipment configuration simultaneously, the utility model line-blending extractor 1 adopts syllogic line-blending structure, step by step enhancing mixed effect.Liquid-liquid diphase is squeezed into after the convection current of I section mixing tee mixes and is entered II section through pump jet respectively; Mixed solution through the shock of hybrid blade, the three-dimensional staggered stream that refraction action produces crossing current, interchange, vortex, derotation whirlpool phenomenon, makes mixed solution produce violent main diffusion and turbulent diffusion in II section, has realized preliminary hybrid extraction; Mixed solution enters III section by the velocity slope of liquid stream again and filler carries out stronger collision, shearing, dispersion, makes the intermolecular abundant contact of liquid-liquid diphase, completes extractive distillation process.Only need enter a separating tank or knockout tower through the mixed solution of line-blending extractor and stop certain hour and can complete extraction, obtain satisfied effect of extracting.
The structure of the utility model line-blending stripper 4 is identical with line-blending extractor 1.
Working process of the present utility model is as follows:
Waste water is sent into waste water heating tank 9 through influent waste water pump 10, waste water after 9 preheatings of waste water heating tank together enters line-blending extractor 1 with the extraction agent of being sent here by extraction agent pump 11 from extraction agent storage tank 8 and carries out abundant hybrid extraction, clash into and fully mixed through violent dispersion with extraction agent at the interior waste water of line-blending extractor 1, realize fully extraction through heat transfer comprehensively, mass transfer simultaneously.Separating of waste water and extraction agent carried out at the middle part that enters afterwards extracting and separating tower 2.Through extraction treatment, the waste water that removes harmful organic substance discharges subsequent technique processing from the bottom of extracting and separating tower 2, and extracting has the extraction agent of harmful organic substance in waste water to enter extraction agent tundish 3 from the top overflow of extracting and separating tower tower 2.Extraction agent in extraction agent tundish 3 is sent into line-blending stripper 4 through extraction agent line pump 12 and back extraction liquid pump 13 respectively with the strip liquor in back extraction liquid bath 6 and is fully mixed back extraction after preheating, and then enter back extraction extraction agent Separation and Recovery tower 5 and separate, strip liquor enters extraction fluid accumulator tank 7 after inhaling the harmful organic substance in de-extraction agent from the bottom of back extraction extraction agent Separation and Recovery tower 5, the extraction fluid in extraction fluid accumulator tank 7 remakes subsequent recovery processing; Remove the extraction agent of harmful organic substance through back extraction from the tower top overflow of back extraction extraction agent Separation and Recovery tower 5 to extraction agent groove 8, enter next round extraction.
Other undeclared part that the utility model relates to is same as the prior art.
Claims (8)
1. a liquid-liquid extraction treatment unit, it is characterized in that it includes line-blending extractor (1), the outlet of extraction agent storage tank (8) is connected with the import of described line-blending extractor (1) through extraction agent pump (11), waste pipe is connected with the waste water import of waste water heating tank (9) through influent waste water pump (10), the wastewater outlet of waste water heating tank (9) is also connected with the import of described line-blending extractor (1), the outlet of described line-blending extractor (1) is connected with extracting and separating tower (2) import, the bottom of extracting and separating tower (2) is provided with waste water discharge opening, the overflow port at extracting and separating tower (2) top is connected with the import of extraction agent tundish (3), the outlet of extraction agent tundish (3) is connected with the import of line-blending stripper (4) by extraction agent line pump (12), the outlet of line-blending stripper (4) is connected with the import of back extraction extraction agent Separation and Recovery tower (5), the extraction fluid row of back extraction extraction agent Separation and Recovery tower (5) bottom mouthful is connected with extraction fluid accumulator tank (7), the overflow port at back extraction extraction agent Separation and Recovery tower (5) top is connected with the import of extraction agent groove (8), the outlet of back extraction liquid bath (6) is also connected with the import of above-mentioned line-blending stripper (4).
2. liquid-liquid extraction treatment unit according to claim 1, is characterized in that described extracting and separating tower (2) import is positioned at the middle part of extracting and separating tower (2).
3. liquid-liquid extraction treatment unit according to claim 1, is characterized in that the import of described back extraction extraction agent Separation and Recovery tower (5) is positioned at the middle part of back extraction extraction agent Separation and Recovery tower (5).
4. liquid-liquid extraction treatment unit according to claim 1, is characterized in that the outlet of described back extraction liquid bath (6) is connected with the import of line-blending stripper (4) by back extraction liquid pump (13).
5. liquid-liquid extraction treatment unit according to claim 1, it is characterized in that described line-blending extractor (1) structure comprises I section-mixing section, II section-preliminary hybrid extraction section and III section-degree of depth hybrid extraction section three part compositions, described I section-mixing section includes mixing tee (103), in two imports of this mixing tee (103), install and treat extraction liquid suction flange (101) and extraction liquid import joint flange (102) respectively, its outlet is connected with the lower flange (105) in II section-preliminary hybrid extraction section by mixture export flange (104), described II section-preliminary hybrid extraction section comprises lower flange (105), lower case pipeline section (106) and upper flange (108), lower flange (105) is arranged on the lower end of lower case pipeline section (106), upper flange (108) is arranged on the upper end of lower case pipeline section (106), is provided with hybrid blade (107) in lower case pipeline section (106), described III section-degree of depth hybrid extraction section includes bottom joint flange (109), upper body pipeline section (111) and top joint flange (114), described bottom joint flange (109) is arranged on the lower end of upper body pipeline section (111), be connected with described upper flange (108), described top joint flange (114) is arranged on the upper end of upper body pipeline section (111), upper at upper body pipeline section (111), lower two ends are also provided with upper porous plate (113) and bottom porous plate (110), between upper porous plate (113) and bottom porous plate (110), be filled with filler (112).
6. liquid-liquid extraction treatment unit according to claim 5, is characterized in that Pall ring or the Raschig ring of described filler (112) for metal or non-metallic material.
7. liquid-liquid extraction treatment unit according to claim 5, is characterized in that described upper porous plate (113) welds or is adhered in top joint flange (114), and bottom porous plate (110) welds or is adhered in upper flange (108).
8. liquid-liquid extraction treatment unit according to claim 5, it is characterized in that described upper porous plate (113) welds or is adhered in the top companionflange (115) matching with top joint flange (114), bottom porous plate (110) welds or is adhered in bottom joint flange (109).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420222543.3U CN203833661U (en) | 2014-05-04 | 2014-05-04 | Liquid-liquid extraction treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420222543.3U CN203833661U (en) | 2014-05-04 | 2014-05-04 | Liquid-liquid extraction treatment device |
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| Publication Number | Publication Date |
|---|---|
| CN203833661U true CN203833661U (en) | 2014-09-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420222543.3U Withdrawn - After Issue CN203833661U (en) | 2014-05-04 | 2014-05-04 | Liquid-liquid extraction treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203833661U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103961900A (en) * | 2014-05-04 | 2014-08-06 | 江苏金山环保工程集团有限公司 | Liquid-liquid extraction treatment device |
-
2014
- 2014-05-04 CN CN201420222543.3U patent/CN203833661U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103961900A (en) * | 2014-05-04 | 2014-08-06 | 江苏金山环保工程集团有限公司 | Liquid-liquid extraction treatment device |
| CN103961900B (en) * | 2014-05-04 | 2016-08-10 | 江苏金山环保科技股份有限公司 | A kind of liquid-liquid extraction processing means |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: JIANGSU JINSHAN ENVIRONMENTAL PROTECTION TECHNOLOG Free format text: FORMER OWNER: JIANGSU JINSHAN ENVIRONMENTAL PROTECTION ENGINEERING GROUP CO., LTD. Effective date: 20150707 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150707 Address after: 214212 Wuxi, Jiangsu Province, Yixing City Industrial Zone, Wan Zhen Patentee after: Jiangsu Jinshan Environmental Protection Technology Co.,Ltd. Address before: 214212, Jiangsu City, Wuxi province Yixing Stone Town Industrial Park Patentee before: Jiangsu Jinshan Environmental Protection Engineering Group Co., Ltd. |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140917 Effective date of abandoning: 20160810 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |