CN110433526A - A kind of counter-current extraction column - Google Patents
A kind of counter-current extraction column Download PDFInfo
- Publication number
- CN110433526A CN110433526A CN201910837334.7A CN201910837334A CN110433526A CN 110433526 A CN110433526 A CN 110433526A CN 201910837334 A CN201910837334 A CN 201910837334A CN 110433526 A CN110433526 A CN 110433526A
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- cylinder
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- sealing
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- 238000000605 extraction Methods 0.000 title claims abstract description 25
- 238000007789 sealing Methods 0.000 claims abstract description 29
- 239000000463 material Substances 0.000 claims abstract description 11
- 238000003032 molecular docking Methods 0.000 claims abstract description 11
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 239000012535 impurity Substances 0.000 claims abstract description 8
- 239000000203 mixture Substances 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000012530 fluid Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000005465 channeling Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007363 ring formation reaction Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
- B01D15/08—Selective adsorption, e.g. chromatography
- B01D15/26—Selective adsorption, e.g. chromatography characterised by the separation mechanism
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- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treatment Of Liquids With Adsorbents In General (AREA)
Abstract
The present invention provides a kind of counter-current extraction columns, including cylinder, the cylinder is arranged along the vertical direction, feed pipe inlet is provided on the lower sides of the cylinder, material feed inlet is provided in the upper portion side wall of the cylinder, the bottom of the cylinder is provided with finished product discharge port, impurity discharge port is provided at the top of the cylinder, the cylinder is made of multiple extracting tubes, multiple extracting tubes are arranged along the vertical direction, the top and bottom of the extracting tube be equipped with circumferentially outwardly convex to interface, adjacent is connected between interface by docking mechanism, the cylinder of extraction column is made up of multiple extracting tubes, difficulty of processing is smaller, and it is easily installed, simultaneously adjacent to setting locking unit and sealing ring on interface, it ensure that the leakproofness of equipment, improve the reliability and service life of equipment.
Description
Technical field
The present invention relates to critical extraction field more particularly to a kind of counter-current extraction columns.
Background technique
With the development and progress of society, critical abstraction technique is more and more is applied in industrial production, shooting flow
The solvent strength of body depends on the temperature and pressure of extraction.Using this characteristic, it need to only change the pressure and temperature of extractant fluid
Degree, so that it may the different component in sample by the size of solubility in a fluid, successively extract, under low pressure low pole
Substance first extract, with the increase of pressure, polarity is larger and the substance and fundamental property of macromolecule, so in programmed pressure
Lower carry out supercritical extract, can obtain different extracted components, while can also play the role of separation.
The length of extraction column is longer, commonly reaches 8-9 meters, and extraction column in the prior art is generally overall structure, processing
Difficulty is higher, and difficult to install.
Summary of the invention
Be generally overall structure the technical problem to be solved by the present invention is to extraction column in the prior art, difficulty of processing compared with
Height, and it is difficult to install, the present invention provides a kind of counter-current extraction columns to solve the above problems.
The technical solution adopted by the present invention to solve the technical problems is: a kind of counter-current extraction column, including cylinder, the column
Body is arranged along the vertical direction, and feed pipe inlet is provided on the lower sides of the cylinder, is set in the upper portion side wall of the cylinder
It is equipped with material feed inlet, the bottom of the cylinder is provided with finished product discharge port, impurity discharge port is provided at the top of the cylinder,
The cylinder by multiple extracting tubes connection form, multiple extracting tubes are arranged along the vertical direction, the upper end of the extracting tube and
Lower end be equipped with circumferentially outwardly convex to interface, it is adjacent to be connected between interface by docking mechanism.
Further: the docking mechanism includes locking unit and sealing ring, and adjacent pair is arranged in the locking unit
On interface, and can be locked connect it is adjacent to interface；The sealing ring is arranged in the inner hole of adjacent two extracting tubes, institute
The inner wall for stating the outer wall and adjacent two extracting tubes of sealing ring is tightly connected.
Further: the locking unit includes half point ring, and the peace of circumferentially indent is provided on the inside of the half point ring
Tankage, the two sides of the half point ring are provided with radially raised lug, and the lug is equipped with bolt mounting holes, described
The quantity of half point ring is two, and two half point cyclizations are bolted and form a full circle, and make the installation
Slot is sandwiched adjacent on interface.
Further: it is circumferentially arranged on the outer wall of the sealing ring to have seal groove, sealing is provided in the seal groove
The inner wall of circle, the sealing ring and the extracting tube is tightly connected, and the two sides of the sealing ring are provided with retaining ring.
Further: the quantity of the seal groove is four, and four seal grooves are axially distributed.
Further: the chuck outwardly protruded, the upper surface to interface are provided on the lower end surface to interface
On be provided with the bayonet of indent, the chuck is embedded in adjacent bayonet, and the chuck and the bayonet are circumferentially arranged.
Further: sealing-plug is provided in the inner cavity at the top of the cylinder, the impurity discharge port is set along the vertical direction
It sets in the sealing-plug and is connected with the inner cavity of the cylinder, the outer wall of the sealing-plug and the inner wall of the extracting tube are close
Envelope connection, is provided with locking folder on the sealing-plug, the locking press from both sides can be locked connect the sealing-plug and with it is described
Sealing-plug is adjacent to interface.
The invention has the advantages that a kind of counter-current extraction column of the present invention is made up of the column of extraction column multiple extracting tubes
Body, difficulty of processing is smaller, and is easily installed, while ensure that and set to locking unit and sealing ring are arranged on interface adjacent
Standby leakproofness improves the reliability and service life of equipment.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is a kind of structural schematic diagram of counter-current extraction column of the present invention；
Fig. 2 is the structure chart of docking mechanism；
Fig. 3 is the structural schematic diagram of locking unit；
Fig. 4 is the structural schematic diagram of half point ring；
Fig. 5 is the structural schematic diagram of sealing ring；
Fig. 6 is the enlarged drawing of A in Fig. 2；
Fig. 7 is the structural schematic diagram of sealing-plug.
1, feed pipe inlet in figure, 2, material feed inlet, 3, finished product discharge port, 4, impurity discharge port, 5, extracting tube, 6, right
Interface, 7, docking mechanism, 8, locking unit, 9, sealing ring, 10, half point ring, 11, mounting groove, 12, lug, 13, bolt installation
Hole, 14, sealing ring, 15, retaining ring, 16, chuck, 17, bayonet, 18, sealing-plug, 19, locking folder.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.On the contrary, this
The embodiment of invention includes all changes fallen within the scope of the spiritual and intension of attached claims, modification and is equal
Object.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " axial direction ",
The orientation or positional relationship of the instructions such as " radial direction ", " circumferential direction " is to be based on the orientation or positional relationship shown in the drawings, merely to just
In description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with
Specific orientation construction and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply relatively important
Property.In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " connected ", " connection " are answered
It is interpreted broadly, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, it can also be indirectly connected through an intermediary.For the common of this field
For technical staff, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.In addition, in description of the invention
In, unless otherwise indicated, the meaning of " plurality " is two or more.
Any process described otherwise above or method description are construed as in flow chart or herein, and expression includes
It is one or more for realizing specific logical function or process the step of executable instruction code module, segment or portion
Point, and the range of the preferred embodiment of the present invention includes other realization, wherein can not press shown or discussed suitable
Sequence, including according to related function by it is basic simultaneously in the way of or in the opposite order, Lai Zhihang function, this should be of the invention
Embodiment person of ordinary skill in the field understood.
As shown in Figure 1, the present invention provides a kind of counter-current extraction column, including cylinder, the cylinder are arranged along the vertical direction,
It is provided with feed pipe inlet 1 on the lower sides of the cylinder, material feed inlet 2 is provided in the upper portion side wall of the cylinder,
The bottom of the cylinder is provided with finished product discharge port 3, impurity discharge port 4 is provided at the top of the cylinder, the cylinder is by more
A connection of extracting tube 5 composition, multiple extracting tubes 5 are arranged along the vertical direction, and the top and bottom of the extracting tube 5 are equipped with
Circumferentially outwardly convex to interface 6, it is adjacent to be connected to passing through docking mechanism 7 between interface 6.
When work, CO2 enters from feed pipe inlet 1, and material enters from material feed inlet 2, and CO2 and material are in cylinder
It is in contact in chamber, by control temperature and pressure, realizes the Dynamic Separation of material, simultaneously because head temperature is high, bottom temp
Low formation convection current, has the function that purifies and separates.
As shown in connection with fig. 2, the docking mechanism 7 includes locking unit 8 and sealing ring 9, and the locking unit 8 is arranged in phase
It is adjacent on interface 6, and can be locked connect it is adjacent to interface 6；The sealing ring 9 is arranged in adjacent two extracting tubes 5
Inner hole in, the outer wall of the sealing ring 9 and the inner wall of adjacent two extracting tubes 5 are tightly connected.
By it is adjacent on interface 6 be arranged locking unit 8, while in the inner hole of adjacent extracting tube 5 be arranged sealing
Ring 9 improves the leakproofness of adjacent 5 interconnecting piece of extracting tube, and the liquid in pipeline is not easy to reach on the end face of docking section, and then solves
The larger problem of the pressure determined on docking end surface.
In conjunction with shown in Fig. 3 and Fig. 4, the locking unit 8 includes half point ring 10, and the inside of the half point ring 10 is provided with edge
The mounting groove 11 to concave in week, the two sides of the half point ring 10 are provided with radially raised lug 12, the lug 12
Bolt mounting holes 13 are equipped with, the quantity of the half point ring 10 is two, and two half point rings 10 are bolted and merge
A full circle is formed, and the mounting groove 11 is sandwiched adjacent on interface 6.
Fastened by two half point rings 10 adjacent to interface 6, this locking mechanism better tightness, and bolt need not be held
By excessively high bolt pretightening, the connection reliability and service life of bolt are improved.
As shown in connection with fig. 5, circumferentially arranged on the outer wall of the sealing ring 9 to have seal groove, it is provided in the seal groove
The inner wall of sealing ring 14, the sealing ring 14 and the extracting tube 5 is tightly connected, and the two sides of the sealing ring 9 are provided with gear
Circle 15, the quantity of the seal groove are four, and four seal grooves are axially distributed, the setting of seal groove and sealing ring 14,
The leakproofness for improving pipeline further avoids liquid and penetrates into interface, and the setting of retaining ring 15 avoids sealing ring 9 and exists
Play in pipeline.
As shown in connection with fig. 6, it is provided with the chuck 16 outwardly protruded on the lower end surface to interface 6, it is described to interface 6
The bayonet 17 of indent is provided on upper surface, the chuck 16 is embedded in adjacent bayonet 17, the chuck 16 and the card
17 circumferentially arranged, the settings of chuck 16 and bayonet 17 of mouth, more convenient operator docks extracting tube 5, and can be avoided
Channeling bit between adjacent extracting tube 5.
As shown in connection with fig. 7, it is provided with sealing-plug 18 in the inner cavity at the top of the cylinder, the impurity discharge port 4 is along vertical
Direction is arranged in the sealing-plug 18 and is connected with the inner cavity of the cylinder, the outer wall of the sealing-plug 18 and the extraction
The inner wall of pipe 5 is tightly connected, and locking folder 19 is provided on the sealing-plug 18, and the locking folder 19, which can be locked, connects institute
State sealing-plug 18 and adjacent with the sealing-plug 18 to interface 6.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, not to the schematic representation of the term
Centainly refer to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any
One or more embodiment or examples in can be combined in any suitable manner.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (7)
1. a kind of counter-current extraction column, including cylinder, it is characterised in that: the cylinder is arranged along the vertical direction, under the cylinder
It is provided on portion's side wall feed pipe inlet (1), material feed inlet (2), the cylinder is provided in the upper portion side wall of the cylinder
Bottom be provided with finished product discharge port (3), impurity discharge port (4) are provided at the top of the cylinder, the cylinder is by multiple extractions
Pipe (5) connection composition is taken, multiple extracting tubes (5) are arranged along the vertical direction, and the top and bottom of the extracting tube (5) are all provided with
Have circumferentially outwardly convex to interface (6), it is adjacent to be connected to passing through docking mechanism (7) between interface (6).
2. a kind of counter-current extraction column as described in claim 1, it is characterised in that: the docking mechanism (7) includes locking unit
(8) and sealing ring (9), the locking unit (8) is arranged in adjacent on interface (6), and can be locked connect it is adjacent
To interface (6)；The sealing ring (9) is arranged in the inner hole of adjacent two extracting tubes (5), the outer wall of the sealing ring (9) with
The inner wall of adjacent two extracting tubes (5) is tightly connected.
3. a kind of counter-current extraction column as claimed in claim 2, it is characterised in that: the locking unit (8) includes half point ring
(10), the mounting groove (11) of circumferentially indent is provided on the inside of the half point ring (10), the two sides of the half point ring (10) are set
It is equipped with radially raised lug (12), the lug (12) is equipped with bolt mounting holes (13), the half point ring (10)
Quantity be two, two half point rings (10) be bolted merge and form a full circle, and make the mounting groove
(11) it sandwiches adjacent on interface (6).
4. a kind of counter-current extraction column as claimed in claim 2, it is characterised in that: on the outer wall of the sealing ring (9) circumferentially
It is provided with seal groove, is provided in the seal groove sealing ring (14), the inner wall of the sealing ring (14) and the extracting tube (5)
It is tightly connected, the two sides of the sealing ring (9) are provided with retaining ring (15).
5. a kind of counter-current extraction column as claimed in claim 4, it is characterised in that: the quantity of the seal groove is four, four
The seal groove is axially distributed.
6. a kind of counter-current extraction column as described in claim 1, it is characterised in that: be arranged on the lower end surface to interface (6)
It is outwardly convex go out chuck (16), the bayonet (17) of indent, the chuck (16) are provided on the upper surface to interface (6)
It is embedded in adjacent bayonet (17), the chuck (16) and the bayonet (17) are circumferentially arranged.
7. a kind of counter-current extraction column as described in claim 1, it is characterised in that: be provided in the inner cavity at the top of the cylinder close
Blocking (18), the impurity discharge port (4) is arranged vertically in the sealing-plug (18) and the inner cavity with the cylinder
It is connected, the outer wall of the sealing-plug (18) and the inner wall of the extracting tube (5) are tightly connected, and are arranged on the sealing-plug (18)
Have a locking folder (19), the locking press from both sides (19) can be locked connect the sealing-plug (18) and with the sealing-plug (18) phase
It is adjacent to interface (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910837334.7A CN110433526A (en) | 2019-09-05 | 2019-09-05 | A kind of counter-current extraction column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910837334.7A CN110433526A (en) | 2019-09-05 | 2019-09-05 | A kind of counter-current extraction column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110433526A true CN110433526A (en) | 2019-11-12 |
Family
ID=68439312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910837334.7A Pending CN110433526A (en) | 2019-09-05 | 2019-09-05 | A kind of counter-current extraction column |
Country Status (1)
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| CN (1) | CN110433526A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB714056A (en) * | 1950-08-23 | 1954-08-25 | Anglo Iranian Oil Co Ltd | Improvements relating to countercurrent extraction apparatus |
| CN200960416Y (en) * | 2006-10-19 | 2007-10-17 | 南京师范大学 | Filling and stirring combined type multi-level counter-flow liquid-liquid extraction tower |
| CN205639956U (en) * | 2016-04-12 | 2016-10-12 | 安徽工业大学 | Prevent leaking chemical industry gas pipeline flange |
| CN205699593U (en) * | 2016-06-30 | 2016-11-23 | 中华人民共和国济宁出入境检验检疫局 | A kind of adding pressure type Graphene decontaminating column |
| CN206881205U (en) * | 2017-07-13 | 2018-01-16 | 中华人民共和国日照出入境检验检疫局 | A kind of constant temperature stirring-type separatory funnel |
| CN108087645A (en) * | 2016-11-21 | 2018-05-29 | 成都中安电气有限公司 | A kind of power pipe is to the fixed-guard of interface |
| CN210612955U (en) * | 2019-09-05 | 2020-05-26 | 南通睿智超临界科技发展有限公司 | Countercurrent extraction column |
-
2019
- 2019-09-05 CN CN201910837334.7A patent/CN110433526A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB714056A (en) * | 1950-08-23 | 1954-08-25 | Anglo Iranian Oil Co Ltd | Improvements relating to countercurrent extraction apparatus |
| CN200960416Y (en) * | 2006-10-19 | 2007-10-17 | 南京师范大学 | Filling and stirring combined type multi-level counter-flow liquid-liquid extraction tower |
| CN205639956U (en) * | 2016-04-12 | 2016-10-12 | 安徽工业大学 | Prevent leaking chemical industry gas pipeline flange |
| CN205699593U (en) * | 2016-06-30 | 2016-11-23 | 中华人民共和国济宁出入境检验检疫局 | A kind of adding pressure type Graphene decontaminating column |
| CN108087645A (en) * | 2016-11-21 | 2018-05-29 | 成都中安电气有限公司 | A kind of power pipe is to the fixed-guard of interface |
| CN206881205U (en) * | 2017-07-13 | 2018-01-16 | 中华人民共和国日照出入境检验检疫局 | A kind of constant temperature stirring-type separatory funnel |
| CN210612955U (en) * | 2019-09-05 | 2020-05-26 | 南通睿智超临界科技发展有限公司 | Countercurrent extraction column |
Non-Patent Citations (1)
| Title |
|---|
| 刘后桂: "密封技术", 湖南科学技术出版社, pages: 267 - 268 * |
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