CN215275866U - Internal circulation countercurrent extraction tower - Google Patents
Internal circulation countercurrent extraction tower Download PDFInfo
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- CN215275866U CN215275866U CN202120933741.0U CN202120933741U CN215275866U CN 215275866 U CN215275866 U CN 215275866U CN 202120933741 U CN202120933741 U CN 202120933741U CN 215275866 U CN215275866 U CN 215275866U
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Abstract
The utility model relates to the technical field of extraction, and discloses an internal circulation countercurrent extraction tower, which comprises a tower body, wherein the outer side of the tower body is connected with a load liquid discharging pipe, a material feeding pipe to be extracted and a mixed liquid discharging pipe, the lower part of the mixed liquid discharging pipe is connected with a mixed liquid circulating pump, and the mixed liquid circulating pump is connected with the tower body, the utility model discloses an extractant feeding pipe, a second reaction pore plate, a mixed liquid discharging pipe, a mixed liquid circulating pump and a mixed liquid return pipe, leading the liquid to be extracted and the extractant into the tower body, leading the liquid to be extracted from top to bottom through the second reaction pore plate, leading the extractant from bottom to top through the second reaction pore plate, leading the liquid to be extracted and the extractant to be fully contacted and complete extraction in the cross flow process, in the extraction process, under the action of the mixed liquid circulating pump, injecting the reaction mixed liquid into the tower body along the mixed liquid return pipe again to realize repeated deep extraction, solves the problems of complex extraction process flow, low extraction efficiency and difficult exertion of maximum efficiency.
Description
Technical Field
The utility model relates to an extraction technical field specifically is inner loop countercurrent extraction tower.
Background
With the rapid increase of chemical engineering and environmental protection engineering in China, equipment for purifying and concentrating materials by using an extraction process gradually becomes common equipment, the existing extraction process needs multi-stage extraction-back extraction, the extraction equipment is mostly the combination of extraction reaction and material separation equipment, and more than two equipment, material conveying pumps and pipelines need to be arranged.
At present, a plurality of extraction devices exist in the market, but the extraction devices generally have the defects of complex extraction process flow, low extraction efficiency and difficulty in exerting the maximum efficiency, so that the technical personnel in the field provide an internal circulation countercurrent extraction tower to solve the problems in the background technology.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an inner loop countercurrent extraction tower to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
internal circulation countercurrent extraction tower, including the tower body, the outside of tower body is connected with the controller, the below of tower body is connected with three supporting legs, the sixth through-hole has been seted up to the inside of tower body, the position that the outside of tower body is close to the sixth through-hole is connected with the load liquid discharging pipe, the position that the inside of tower body is close to the sixth through-hole is connected with first reaction orifice plate, first through-hole has been seted up to the position that the inside of tower body is close to first reaction orifice plate, the position that the outside of tower body is close to first through-hole is connected and is had remaining to extract the material feed pipe, the position that first through-hole was kept away from to the inside of tower body has seted up the fifth through-hole, the position that the outside of tower body is close to the fifth through-hole is connected with and mixes the liquid discharging pipe, the below of mixing liquid discharging pipe is connected with and mixes the liquid circulating pump, it is connected with the tower body.
As a further aspect of the present invention: the position that the inside of tower body is close to the fifth through-hole is connected with the second and reacts the orifice plate, the second through-hole has been seted up to the position that the inside of tower body is close to the second and reacts the orifice plate, the position that the outside of tower body is close to the second through-hole is connected with the extractant feeder pipe.
As a further aspect of the present invention: the inside of tower body is kept away from the position of second through-hole and has been seted up the fourth through-hole, the outside of tower body is close to the position of fourth through-hole and is connected with mixed liquid feed back pipe, mixed liquid feed back pipe is connected with mixed liquid circulating pump.
As a further aspect of the present invention: the position of the inside of the tower body, which is close to the fourth through hole, is connected with a third reaction pore plate, the bottom side of the tower body is provided with a third through hole, and the position of the lower part of the tower body, which is close to the third through hole, is connected with a raffinate discharging pipe.
As a further aspect of the present invention: the first reaction orifice plate, the second reaction orifice plate and the third reaction orifice plate are circular sieve orifice plates.
As a further aspect of the present invention: the material feeding pipe to be extracted, the extractant feeding pipe, the raffinate discharging pipe, the mixed liquid return pipe, the mixed liquid discharging pipe and the load liquid discharging pipe are flange pipe openings.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through an extractant feeding pipe, a second reaction pore plate, a mixed liquid discharging pipe, a mixed liquid circulating pump and a mixed liquid return pipe, a liquid to be extracted is guided into the interior of the tower body along the feeding pipe, the extractant is guided into the interior of the tower body along the extractant feeding pipe, the liquid to be extracted passes through the second reaction pore plate from top to bottom under the drive of a specific gravity difference, the extractant passes through the second reaction pore plate from bottom to top, the liquid to be extracted is in full contact with the extractant in a cross flow process, materials are fully exchanged, extraction is completed, a reacted mixed liquid is guided out along the mixed liquid discharging pipe in the extraction process, and the reacted mixed liquid is re-injected into the tower body along the mixed liquid return pipe under the action of the mixed liquid circulating pump, so that repeated deep extraction is realized, and the problems of complex extraction process flow, low extraction efficiency and difficulty in exerting the maximum efficiency are solved.
2. Through the first reaction pore plate, the load liquid discharging pipe, the third reaction pore plate and the raffinate discharging pipe, the extracting agent forms negative carrier liquid after being loaded, the negative carrier liquid passes through the first reaction pore plate to float to the negative carrier liquid separation area at the upper part of the tower body, and is finally discharged along the load liquid discharging pipe to obtain pure negative carrier liquid, raffinate is formed after the raffinate is unloaded, the raffinate enters the raffinate separation area of the tower body through the third reaction pore plate, and is finally discharged along the raffinate discharging pipe to obtain pure raffinate, so that the classified recovery and arrangement of the load liquid and the raffinate are realized, the resource utilization efficiency is improved, and the production cost is reduced.
Drawings
FIG. 1 is a schematic diagram of the structure of an internal circulation countercurrent extraction column;
FIG. 2 is a cross-sectional view of the column body of the internal circulation countercurrent extraction column.
In the figure: 1. a tower body; 101. a first through hole; 102. a second through hole; 103. a third through hole; 104. a fourth via hole; 105. a fifth through hole; 106. a sixth through hole; 2. a material feeding pipe to be extracted; 3. a controller; 4. an extractant feed pipe; 5. supporting legs; 6. a raffinate outlet pipe; 7. a mixed liquid return pipe; 8. a mixed liquid circulating pump; 9. a mixed liquid discharging pipe; 10. a load liquid discharge pipe; 11. a first reaction well plate; 12. a second reaction well plate; 13. and a third reaction well plate.
Detailed Description
Referring to fig. 1-2, in an embodiment of the present invention, an internal circulation countercurrent extraction tower includes a tower body 1, a controller 3 is connected to an outer side of the tower body 1, three support legs 5 are connected to a lower side of the tower body 1, a sixth through hole 106 is formed in the tower body 1, a negative carrier liquid discharge pipe 10 is connected to a position of the outer side of the tower body 1 near the sixth through hole 106, a first reaction hole plate 11 is connected to a position of the inner side of the tower body 1 near the sixth through hole 106, a first through hole 101 is formed in the inner side of the tower body 1 near the first reaction hole plate 11, a material-to-be-extracted feed pipe 2 is connected to a position of the outer side of the tower body 1 near the first through hole 101, a fifth through hole 105 is formed in the inner side of the tower body 1, a mixed liquid discharge pipe 9 is connected to a position of the outer side of the tower body 1 near the fifth through hole 105, a mixed liquid circulation pump 8 is connected to a lower side of the mixed liquid discharge pipe 9, the mixed liquid circulating pump 8 is connected with the tower body 1.
In fig. 1 and 2: the position of the inside of the tower body 1, which is close to the fifth through hole 105, is connected with a second reaction hole plate 12, the position of the inside of the tower body 1, which is close to the second reaction hole plate 12, is provided with a second through hole 102, the position of the outside of the tower body 1, which is close to the second through hole 102, is connected with an extractant feeding pipe 4, liquid to be extracted is guided into the inside of the tower body 1 along the material feeding pipe 2, meanwhile, the extractant is guided into the inside of the tower body 1 along the extractant feeding pipe 4, the liquid to be extracted penetrates through the second reaction hole plate 12 from top to bottom under the driving of the specific gravity difference, the extractant penetrates through the second reaction hole plate 12 from bottom to top, the liquid to be extracted is fully contacted with the extractant in the cross-flow process, materials are fully exchanged, and extraction is completed.
In fig. 1 and 2: the inside of tower body 1 is kept away from the position of second through-hole 102 and has been seted up fourth through-hole 104, the outside of tower body 1 is close to the position of fourth through-hole 104 and is connected with mixed liquid feed back pipe 7, mixed liquid feed back pipe 7 is connected with mixed liquid circulating pump 8, the extraction in-process, the reaction is mixed the liquid and is derived along mixed liquid discharging pipe 9, under the effect of mixed liquid circulating pump 8, inject the reaction is mixed the liquid into tower body 1 along mixed liquid feed back pipe 7 again, realize the degree of depth extraction repeatedly, it is complicated to have solved extraction process flow, extraction efficiency is lower, be difficult to exert the problem of maximum efficiency.
In fig. 1 and 2: the position of the inside of the tower body 1, which is close to the fourth through hole 104, is connected with a third reaction hole plate 13, the bottom side of the tower body 1 is provided with a third through hole 103, the position of the lower part of the tower body 1, which is close to the third through hole 103, is connected with a raffinate discharging pipe 6, raffinate is formed after raffinate is unloaded, the raffinate passes through the third reaction hole plate 13, enters a raffinate separation area of the tower body 1, and finally the raffinate is discharged along the raffinate discharging pipe 6, so that pure raffinate is obtained.
In fig. 1 and 2: the first reaction orifice 11, the second reaction orifice 12 and the third reaction orifice 13 are circular orifices, which facilitate the mutual fusion reaction among the liquids.
In fig. 1 and 2: treat that extraction material feed pipe 2, extractant feed pipe 4, raffinate discharging pipe 6, mixed liquid feed back pipe 7, mixed liquid discharging pipe 9 and load liquid discharging pipe 10 are a flange mouth of pipe, are favorable to improving the leakproofness, prevent to leak.
The utility model discloses a theory of operation is: leading the liquid to be extracted into the tower body 1 along a material feeding pipe 2 to be extracted, simultaneously leading an extractant into the tower body 1 along an extractant feeding pipe 4, leading the liquid to be extracted to pass through a second reaction orifice 12 from top to bottom under the drive of a specific gravity difference, leading the extractant to pass through the second reaction orifice 12 from bottom to top, leading the liquid to be extracted and the extractant to be fully contacted in a cross flow process, fully exchanging materials, completing extraction, leading out a reaction mixed liquid along a mixed liquid discharging pipe 9 in the extraction process, injecting the reaction mixed liquid into the tower body 1 along a mixed liquid return pipe 7 under the action of a mixed liquid circulating pump 8, realizing repeated deep extraction, wherein a raffinate is formed after the liquid is unloaded, the raffinate enters a raffinate separation zone of the tower body 1 through a third reaction orifice 13, is finally discharged along a raffinate discharging pipe 6, pure raffinate is obtained, a negative carrier liquid is formed after the extractant is loaded, and floats to a load liquid separation zone at the upper part of the tower body 1 through a first reaction orifice 11, and finally, discharging along the load liquid discharge pipe 10 to obtain pure load liquid.
The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. An internal circulation countercurrent extraction tower comprises a tower body (1) and is characterized in that the outer side of the tower body (1) is connected with a controller (3), three supporting legs (5) are connected below the tower body (1), a sixth through hole (106) is formed in the tower body (1), a load liquid discharging pipe (10) is connected to the position, close to the sixth through hole (106), of the outer side of the tower body (1), a first reaction pore plate (11) is connected to the position, close to the sixth through hole (106), of the inner side of the tower body (1), a first through hole (101) is formed in the position, close to the first reaction pore plate (11), of the inner side of the tower body (1), a material feeding pipe (2) to be extracted is connected to the position, close to the first through hole (101), of the inner side of the tower body (1), a fifth through hole (105) is formed in the position, far away from the first through hole (101), the position that the outside of tower body (1) is close to fifth through-hole (105) is connected with mixed liquid discharging pipe (9), the below of mixed liquid discharging pipe (9) is connected with mixed liquid circulating pump (8), mixed liquid circulating pump (8) are connected with tower body (1).
2. The internal circulation countercurrent extraction tower of claim 1, characterized in that a second reaction pore plate (12) is connected to the inner part of the tower body (1) near the fifth through hole (105), a second through hole (102) is opened to the inner part of the tower body (1) near the second reaction pore plate (12), and an extractant feeding pipe (4) is connected to the outer side of the tower body (1) near the second through hole (102).
3. The internal circulation countercurrent extraction tower of claim 2, characterized in that a fourth through hole (104) is opened at a position far away from the second through hole (102) inside the tower body (1), a mixed liquid return pipe (7) is connected at a position near the fourth through hole (104) outside the tower body (1), and the mixed liquid return pipe (7) is connected with a mixed liquid circulating pump (8).
4. The internal circulation countercurrent extraction tower of claim 3, characterized in that the third reaction hole plate (13) is connected to the inside of the tower body (1) near the fourth through hole (104), the third through hole (103) is opened on the bottom side of the tower body (1), and the raffinate discharge pipe (6) is connected to the lower part of the tower body (1) near the third through hole (103).
5. The internal circulation countercurrent extraction column of claim 4, characterized in that said first reaction orifice plate (11), second reaction orifice plate (12) and third reaction orifice plate (13) are circular orifice plates.
6. The internal circulation countercurrent extraction tower of claim 4, characterized in that said feed pipe for material to be extracted (2), feed pipe for extractant (4), discharge pipe for raffinate (6), return pipe for mixed liquor (7), discharge pipe for mixed liquor (9) and discharge pipe for load liquid (10) are flanged pipe openings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120933741.0U CN215275866U (en) | 2021-04-30 | 2021-04-30 | Internal circulation countercurrent extraction tower |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120933741.0U CN215275866U (en) | 2021-04-30 | 2021-04-30 | Internal circulation countercurrent extraction tower |
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| CN215275866U true CN215275866U (en) | 2021-12-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114849278A (en) * | 2022-04-20 | 2022-08-05 | 山东省产品质量检验研究院 | Multi-stage extractor for separating saturated hydrocarbon and unsaturated hydrocarbon in oil product |
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2021
- 2021-04-30 CN CN202120933741.0U patent/CN215275866U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114849278A (en) * | 2022-04-20 | 2022-08-05 | 山东省产品质量检验研究院 | Multi-stage extractor for separating saturated hydrocarbon and unsaturated hydrocarbon in oil product |
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