CN202724746U - Liquid-liquid extraction tower with multistage counterflow variable diameters - Google Patents
Liquid-liquid extraction tower with multistage counterflow variable diameters Download PDFInfo
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- CN202724746U CN202724746U CN 201220413178 CN201220413178U CN202724746U CN 202724746 U CN202724746 U CN 202724746U CN 201220413178 CN201220413178 CN 201220413178 CN 201220413178 U CN201220413178 U CN 201220413178U CN 202724746 U CN202724746 U CN 202724746U
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Abstract
The utility model discloses an extraction tower with multistage variable diameters. The extraction tower is composed of a raffinate standing segment, an extraction segment and an extract phase standing segment connected from top to bottom, and is provided with a penetrating stirring shaft therein. The tower is characterized in that the extraction segment is composed of a large-diameter extraction segment and a small-diameter extraction segment, and the stirring shaft is respectively provided with stirring blades in the large-diameter extraction segment and the small-diameter extraction segment. The extraction tower uses variable diameters, and can promote mixing and contacting of solvents and mixtures, and improve separating effect; the variable diameters can reduce diameters of the stirring blades and prevent deformation of the stirring shaft; and each level is connected through flanges so as to facilitate disassembly and maintenance.
Description
Technical field
The utility model relates to a kind of chemical separation device, relates in particular to a kind of multi-stage countercurrent and straightens footpath liquid-liquid extraction tower, is adapted to the device of liquid-liquid mixture extract and separate test.
Background technology
Present employed various extraction towers structurally are provided with three kinds of material filling type, pulsed and stirring-types, and in three kinds of liquid-liquid extraction towers, stirring-type structure effect of extracting is better.Present employed stirring-type extraction equipment structurally is generally body of the tower, and diameter is identical up and down, and tower diameter is larger in the extraction process, and agitator arm is larger, otherwise mixed effect is poor, so not only wastes the equipment making material, and easily causes the shaft distortion.
Because the defective that above-mentioned existing extraction tower exists, the design people, actively research and innovation in addition straightens footpath liquid-liquid extraction tower in the hope of the multi-stage countercurrent of founding a kind of new structure, makes it have more practicality.
The utility model content
Main purpose of the present utility model is, overcome the defective that existing extraction tower exists, and the multi-stage countercurrent that a kind of new structure is provided straightens footpath liquid-liquid extraction tower, technical problem to be solved is that its structure is improved, make it simple in structure, easy to operate and stir, thereby more be suitable for practicality, and have the value on the industry.
The purpose of this utility model and solve its technical problem and realize by the following technical solutions.
Straighten footpath liquid-liquid extraction tower according to a kind of multi-stage countercurrent that the utility model proposes, formed by the raffinate phase section of leaving standstill, extraction section and the extraction phase section of leaving standstill that connect from top to bottom, the shaft that runs through is set in the tower, it is characterized in that, described extraction section is made of major diameter extraction section and minor diameter extraction section, in the large and small diameter extraction section, stirring vane is set respectively on the shaft.
All adopt flange to connect between the described raffinate phase section of leaving standstill, minor diameter extraction section, major diameter extraction section and the extraction phase section of leaving standstill.
Be provided with one or more dividing plates in the aforementioned minor diameter extraction section, the dividing plate center is provided with hole, and shaft passes from hole.Dividing plate is divided into two above extracting stages with the minor diameter extraction section, in each extracting stage of minor diameter extraction section, stirring vane is installed on the shaft, and dividing plate mider hole hole footpath is less than the stirring vane diameter.
Be provided with one or more dividing plates in the aforementioned major diameter extraction section, the dividing plate center is provided with hole, and shaft passes from hole.Dividing plate is divided into two above extracting stages with the major diameter extraction section, in each extracting stage of major diameter extraction section, stirring vane is installed on the shaft, and dividing plate mider hole hole footpath is less than large stirring vane diameter.
The aforementioned raffinate phase section of leaving standstill top is provided with the raffinate phase discharging opening, and the bottom is provided with the extractant feed mouth.The raffinate phase section of leaving standstill top also is provided with thermometer boss.
The aforementioned extraction phase section of leaving standstill top is provided with material inlet, and the bottom is provided with the extraction phase discharging opening.
Described shaft is connected with the speed regulator at tower bottom or top.
The material of described shaft shaft is the 0Cr18Ni9Ti stainless steel.Can also at the middle part of shaft processing shaft bracket bearing, guarantee that shaft is in use without distortion.
By technique scheme, multi-stage countercurrent of the present utility model straightens footpath liquid-liquid extraction tower and has simple in structure, easy to operate and the characteristics such as stir, and has at least following advantages:
1. adopt to straighten footpath extraction tower structure, can contact the raising separating effect so that solvent mixes as much as possible with original mixture.2. straighten the footpath and can reduce impeller diameter, better prevent the shaft distortion.3. adopt the flange form valve block between at different levels and connect with bolt, be convenient to dismounting and maintenance.4. be provided with thermometer on the raffinate phase section of leaving standstill top, be convenient to measure the extraction process temperature.
Above-mentioned explanation only is the general introduction of technical solutions of the utility model, for can clearer understanding technological means of the present utility model, and can be implemented according to the content of specification, below with preferred embodiment of the present utility model and cooperate accompanying drawing to be described in detail as follows.
Description of drawings
The multistage structural representation that straightens the footpath extraction tower of Fig. 1 the utility model.
The specific embodiment
Be to reach technological means and the effect that predetermined utility model purpose is taked for further setting forth the utility model, below in conjunction with accompanying drawing and preferred embodiment, the specific embodiment of the present utility model be described in detail as follows.
The of the present utility model multistage footpath extraction tower that straightens as shown in Figure 1 is comprised of the raffinate phase section of leaving standstill 8, extraction section and 2 of the extraction phase sections of leaving standstill from top to bottom, and extraction section is divided into major diameter extraction section 3 and minor diameter extraction section 5, and the shaft 1 that runs through is set in the tower.
The high 500cm of the raffinate phase section of leaving standstill 8 pipes, caliber 300cm, the raffinate phase section of leaving standstill 8 tops are provided with bearing 10, the raffinate phase section of leaving standstill 8 one upper lateral parts are provided with thermometer boss 9, the bottom is provided with the extractant feed mouth 7 that internal diameter is 15cm, opposite side top is provided with the raffinate phase discharging opening 12 that internal diameter is 15cm, and the raffinate phase section of leaving standstill 8 lower ends connect extraction section.
Extraction section is divided into major diameter extraction section 3 and minor diameter extraction section 5.Top is highly to be the minor diameter extraction section 5 of 350～450cm, is provided with the first dividing plate 6, the first dividing plates 6 centers in the minor diameter extraction section 5 and has hole.The first dividing plate 6 is divided into two extracting stages with minor diameter extraction section 5, in the minor diameter extraction section 5, shaft 1 passes from hole, in two extracting stages little stirring vane is set respectively, little stirring vane diameter is Φ 90-95cm, and the hole aperture is less than little stirring vane diameter.Minor diameter extraction section 5 bottoms link to each other with the major diameter extraction section 3 that highly is 350～450cm by flange plate 13, are provided with second partition 14 in the major diameter extraction section 3, and second partition 14 centers have hole.Second partition 14 is divided into two extracting stages with major diameter extraction section 3, in the major diameter extraction section 3, shaft 1 passes from hole, large stirring vane 4 is set respectively in two extracting stages, large stirring vane 4 diameters are Φ 180-190cm,, and the hole aperture is less than large stirring vane 4 diameters, and major diameter extraction section 3 bottoms connect the extraction phase section of leaving standstill 2.
The high 500cm of the extraction phase section of leaving standstill 2 pipes, caliber 400cm, the extraction phase section of leaving standstill 2 one upper lateral parts are provided with the material inlet 15 that internal diameter is 15cm, and the bottom is provided with the extraction phase discharging opening 16 that internal diameter is 15cm, and the bottom is provided with speed regulator 11.
The raffinate phase section of leaving standstill 8, major diameter extraction section 3, minor diameter extraction section 5 and the extraction phase section of the leaving standstill 2 middle shafts 1 that are penetrated with, shaft 1 two ends connect speed regulator 11 and bearing 10.Shaft seal between the extraction phase section of leaving standstill 2 and the speed regulator 11 requires mechanical sealing performance good, guarantees the no liquid leakage; Shaft 1 adopts high-quality steel 0Cr18Ni9Ti processing and manufacturing, can process shaft bracket bearing (not shown) in the middle part of shaft 1, guarantees that axle is in use without distortion.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, although the utility model discloses as above with preferred embodiment, yet be not to limit the utility model, any those skilled in the art, within not breaking away from the technical solutions of the utility model scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solutions of the utility model, any simple modification that foundation technical spirit of the present utility model is done above embodiment, equivalent variations and modification all still belong in the scope of technical solutions of the utility model.
Claims (8)
1. a multi-stage countercurrent straightens footpath liquid-liquid extraction tower, formed by the raffinate phase section of leaving standstill, extraction section and the extraction phase section of leaving standstill that connect from top to bottom, the shaft that runs through is set in the tower, it is characterized in that: described extraction section is made of major diameter extraction section and minor diameter extraction section, in the large and small diameter extraction section, stirring vane is set respectively on the shaft.
2. multi-stage countercurrent according to claim 1 straightens footpath liquid-liquid extraction tower, it is characterized in that: all adopt flange to connect between the described raffinate phase section of leaving standstill, major diameter extraction section, minor diameter extraction section and the extraction phase section of leaving standstill.
3. multi-stage countercurrent according to claim 1 straightens footpath liquid-liquid extraction tower, and it is characterized in that: be provided with one or more dividing plates in the described minor diameter extraction section, the dividing plate center is provided with hole, and shaft passes from hole; Dividing plate is divided into two above extracting stages with the minor diameter extraction section, in each extracting stage of minor diameter extraction section, stirring vane is installed on the shaft, and described dividing plate center hole aperture is less than the stirring vane diameter.
4. multi-stage countercurrent according to claim 1 straightens footpath liquid-liquid extraction tower, and it is characterized in that: be provided with one or more dividing plates in the described major diameter extraction section, the dividing plate center is provided with hole, and shaft passes from hole; Dividing plate is divided into two above extracting stages with the major diameter extraction section, in each extracting stage of major diameter extraction section, stirring vane is installed on the shaft, and described dividing plate center hole aperture is less than the stirring vane diameter.
5. multi-stage countercurrent according to claim 1 straightens footpath liquid-liquid extraction tower, and it is characterized in that: the described raffinate phase section of leaving standstill top is provided with raffinate phase discharging opening and thermometer boss, and the bottom is provided with the extractant feed mouth.
6. multi-stage countercurrent according to claim 1 straightens footpath liquid-liquid extraction tower, and it is characterized in that: the described extraction phase section of leaving standstill top is provided with material inlet, and the bottom is provided with the extraction phase discharging opening.
7. multi-stage countercurrent according to claim 1 straightens footpath liquid-liquid extraction tower, and it is characterized in that: the material of making described shaft is the 0Cr18Ni9Ti stainless steel.
8. multi-stage countercurrent according to claim 1 straightens footpath liquid-liquid extraction tower, it is characterized in that: described shaft is connected with the speed regulator at extraction tower bottom or top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220413178 CN202724746U (en) | 2012-08-20 | 2012-08-20 | Liquid-liquid extraction tower with multistage counterflow variable diameters |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220413178 CN202724746U (en) | 2012-08-20 | 2012-08-20 | Liquid-liquid extraction tower with multistage counterflow variable diameters |
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| Publication Number | Publication Date |
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| CN202724746U true CN202724746U (en) | 2013-02-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220413178 Expired - Fee Related CN202724746U (en) | 2012-08-20 | 2012-08-20 | Liquid-liquid extraction tower with multistage counterflow variable diameters |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103272405A (en) * | 2013-06-06 | 2013-09-04 | 苏州市金翔钛设备有限公司 | Stirring packed tower used for acetic acid extraction device |
| CN104073291A (en) * | 2013-03-26 | 2014-10-01 | 中国石油化工股份有限公司 | Apparatus and method for separating aromatic hydrocarbons in diesel oil through liquid-liquid extraction |
| WO2018026060A1 (en) * | 2016-08-05 | 2018-02-08 | 한전원자력연료 주식회사 | Modular extraction tower |
-
2012
- 2012-08-20 CN CN 201220413178 patent/CN202724746U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104073291A (en) * | 2013-03-26 | 2014-10-01 | 中国石油化工股份有限公司 | Apparatus and method for separating aromatic hydrocarbons in diesel oil through liquid-liquid extraction |
| CN104073291B (en) * | 2013-03-26 | 2016-01-20 | 中国石油化工股份有限公司 | A kind of liquid liquid extracting is separated the apparatus and method of aromatic hydrocarbons in diesel oil |
| CN103272405A (en) * | 2013-06-06 | 2013-09-04 | 苏州市金翔钛设备有限公司 | Stirring packed tower used for acetic acid extraction device |
| CN103272405B (en) * | 2013-06-06 | 2015-09-30 | 苏州市金翔钛设备有限公司 | A kind of for the stirring packed tower in Extraction of Acetic Acid device |
| WO2018026060A1 (en) * | 2016-08-05 | 2018-02-08 | 한전원자력연료 주식회사 | Modular extraction tower |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130213 Termination date: 20210820 |