CN108854327A - A kind of filter of supercritical extraction unit - Google Patents
A kind of filter of supercritical extraction unit Download PDFInfo
- Publication number
- CN108854327A CN108854327A CN201810942915.2A CN201810942915A CN108854327A CN 108854327 A CN108854327 A CN 108854327A CN 201810942915 A CN201810942915 A CN 201810942915A CN 108854327 A CN108854327 A CN 108854327A
- Authority
- CN
- China
- Prior art keywords
- filter
- extraction unit
- drum
- carbon dioxide
- housings
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000194 supercritical-fluid extraction Methods 0.000 title claims abstract description 16
- 230000000712 assembly Effects 0.000 claims abstract description 9
- 238000000429 assembly Methods 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims description 31
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 14
- 229910052799 carbon Inorganic materials 0.000 claims description 14
- 239000003610 charcoal Substances 0.000 claims description 10
- 230000002745 absorbent Effects 0.000 claims description 6
- 239000002250 absorbent Substances 0.000 claims description 6
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract description 35
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract description 17
- 239000001569 carbon dioxide Substances 0.000 abstract description 17
- 230000000694 effects Effects 0.000 abstract description 7
- 239000012535 impurity Substances 0.000 abstract description 5
- 238000000605 extraction Methods 0.000 description 20
- 229960004424 carbon dioxide Drugs 0.000 description 15
- 238000007789 sealing Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 6
- 239000000725 suspension Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 1
- 229910002090 carbon oxide Inorganic materials 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
- B01D46/26—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies rotatable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/02—Solvent extraction of solids
- B01D11/0203—Solvent extraction of solids with a supercritical fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/02—Solvent extraction of solids
- B01D11/028—Flow sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/04—Solvent extraction of solutions which are liquid
- B01D11/0403—Solvent extraction of solutions which are liquid with a supercritical fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/04—Solvent extraction of solutions which are liquid
- B01D11/0488—Flow sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
- B01D46/0036—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions by adsorption or absorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
- B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
- B01D46/2411—Filter cartridges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Extraction Or Liquid Replacement (AREA)
Abstract
This application discloses a kind of filter of supercritical extraction unit, filter includes filter housings and the air inlet and air outlet positioned at filter housings both ends；Multiple filter assemblies are successively evenly equipped in filter head housings body along gas flow direction, each filter assemblies include a pair of filter drum setting up and down, and filter drum surface circumferential direction is evenly equipped with resolution element, and the filter drum in adjacent head component shifts to install.Thereby, it is possible to be filtered by filter to supercritical carbon dioxide, impurity is reduced, improves effect of extracting, when critical carbon dioxide passes through from filter, is able to drive the rotation of filter drum, the biggish filter that reduces is to the resistance of supercritical carbon dioxide.
Description
Technical field
The present invention relates to extraction equipment more particularly to a kind of filters of supercritical extraction unit.
Background technique
In existing supercritical extract system, supercritical carbon dioxide meeting circulating repetition is utilized, and supercritical carbon dioxide exists
It needs to be filtered before into extraction kettle.
In addition, being provided with sealing structure in existing extraction kettle, existing sealing structure after a number of uses, has mill
Damage, causes to reveal.
In addition, the material barrel in extraction kettle is easy to shake in taking-up and loading, operation difficulty is improved.
Summary of the invention
The purpose of the invention is to provide a kind of filters of supercritical extraction unit, solve above-mentioned prior art problem
In one or more.
According to an aspect of the present invention, a kind of filter of supercritical extraction unit is provided, filter includes filter
Shell and air inlet and air outlet positioned at filter housings both ends；It is successively equal along gas flow direction in filter head housings body
Multiple filter assemblies are furnished with, each filter assemblies include a pair of filter drum setting up and down, and filter drum surface circumferential direction is uniformly distributed
There is resolution element, the filter drum in adjacent head component shifts to install.
The present invention can be filtered supercritical carbon dioxide by filter, and impurity is reduced, and improve effect of extracting, face
When boundary's carbon dioxide passes through from filter, it is able to drive the rotation of filter drum, biggish reduction filter is to overcritical two
The resistance of carbonoxide.
In some embodiments：It is arranged between resolution element and filter drum surface in 45° angle.
In some embodiments：Resolution element includes that absorbent charcoal material and active carbon depend on bottom material；Absorbent charcoal material is straight
It connects and is knitted into active carbon and depends in bottom material.That reinforces active carbon depends on firmness, can choose in addition, active carbon depends on bottom material
150D high strength yarn, is laid with active carbon filament in a manner of interval, and the additional amount of active carbon filament is that overall activity charcoal depends on the 60 of bottom material
~80%.Active carbon, which depends on bottom material, can be designed to wavelike structure, further increase gas and contact area, can effectively inhale
Fufen is from the solid and gaseous impurity in gas.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the filter of supercritical extraction unit of the present invention；
Fig. 2 is a kind of structural schematic diagram of the filter of the filter of supercritical extraction unit of the present invention；
Fig. 3 is a kind of structural schematic diagram of the extraction kettle of the filter of supercritical extraction unit of the present invention；
Fig. 4 is a kind of structural schematic diagram of the sealing ring of the filter of supercritical extraction unit of the present invention；
Fig. 5 is a kind of structural schematic diagram of the material barrel fetching device of the filter of supercritical extraction unit of the present invention；
Fig. 6 is a kind of structural schematic diagram of the curved splint of the filter of supercritical extraction unit of the present invention.
Specific embodiment
Illustrate with reference to the accompanying drawing, invention is further described in detail.
As shown in figures 1 to 6, a kind of filter of supercritical extraction unit, can be used in supercritical extract system, can be with
Including carbon dioxide storage tank 1, high-pressure pump 2, extraction kettle 3, material barrel fetching device 4, filter 5, separator, 6 and of product pump
Head tank 7；Carbon dioxide storage tank 1 is connected to 3 lower part of extraction kettle by high-pressure pump 2, and high-pressure pump 2 can be by carbon dioxide storage tank 1
In carbon dioxide be delivered in extraction kettle 3；Head tank 7 is connected to 3 top of extraction kettle by product pump 6, and product pump 6 can will be former
In feedstock transportation to extraction kettle 3 in batch can 7；Extraction kettle 3 connects separator, and separator top connects carbon dioxide storage tank 1；
Filter 5 is set between carbon dioxide storage tank 1 and high-pressure pump 2；Material barrel fetching device 4 can be packed into or take out extraction kettle
Material barrel in 3.
Filter 5 includes filter housings 51 and air inlet 52 and gas outlet 53 positioned at 51 both ends of filter housings,
Air inlet 52 is connected to the gas outlet of carbon dioxide storage tank 1, and gas outlet 53 is connected to the air inlet of 3 bottom of extraction kettle.Filter head housings
Multiple filter assemblies are successively evenly equipped in body 51 along gas flow direction, each filter assemblies include a pair of filtering setting up and down
Roller 54,54 both ends of filter drum can be installed on 51 inner walls of filter by bearing, and 54 surface of filter drum is circumferential
It is evenly equipped with resolution element 55, resolution element 55 is fixedly installed in 54 surface of filter drum, the filter drum in adjacent head component
54 shift to install.It is arranged between 54 surface of resolution element 55 and filter drum in 45° angle.Supercritical carbon dioxide is from mistake as a result,
When passing through in filter, it is able to drive the rotation of filter drum, the biggish filter that reduces is to the resistance of supercritical carbon dioxide.
Wherein, resolution element 55 includes that absorbent charcoal material and active carbon depend on bottom material；Absorbent charcoal material is directly knitted into work
Property charcoal depends in bottom material, reinforces the firmness that depends on of active carbon, in addition, active carbon, which depends on bottom material, can choose 150D high strength yarn,
Active carbon filament is laid in a manner of interval, the additional amount of active carbon filament is that overall activity charcoal depends on the 60~80% of bottom material.Activity
Charcoal, which depends on bottom material, can be designed to wavelike structure, further increase gas and contact area, can effective adsorption seperation of gas
In solid and gaseous impurity.
Wherein, extraction kettle 3 include extraction kettle ontology 31 and be set in turn in 31 upper end of extraction kettle ontology end cap 32,
Plug 33 and sealing ring 34,34 medial surface circumferential direction of sealing ring are integrally formed fluted 35, are provided with elastic component 36 in groove 35.Bullet
Property part 36 be ring structure, cross section be U-shaped structure.As a result, after sealing ring long-time use, the elastic component in groove can
To compensate, prevent to leak, extends the service life of sealing ring, improve leakproofness.
In addition, 3 inner wall of extraction kettle can circumferential direction offer concave ring, 34 outside of sealing ring is circumferential be equipped with cooperate with concave ring it is convex
Ring, bulge loop can be embedded in concave ring, and thus, it is possible to further increase sealing effect.
Wherein, material barrel fetching device 4 includes support frame 41, platform 42, lifting device and guiding device, and support frame 41 is made
At platform, lifting device and guiding device are all set in platform 42, and lifting device can go up and down the material barrel in extraction kettle 3；It leads
It include symmetrically arranged a pair of of curved splint 43 to device, each 43 medial surface of curved splint is evenly equipped with multiple idler wheels 44, idler wheel
44 are pivotally mounted on curved splint 43 by shaft, and each curved splint 43 is set to platform 42 by connecting rod 45.
45 upper end of connecting rod is articulated with platform 42 by articulated shaft, and articulated shaft, which is arranged with, twists spring 46, twists 46 one end of spring and fixes
Be connected to connecting rod 45, the other end is fixedly connected on platform 42, when twisting spring 46 in the raw, two curved splints 43 it
Between distance be less than material barrel diameter.The stability that material barrel is clamped thereby, it is possible to improve curved splint.
Lifting device includes motor 81, capstan winch 82, rope 83 and suspension hook 84, and motor 81 is fixedly installed in platform 42, capstan winch
82 are installed on platform 42 by bearing, and motor 81 can drive capstan winch 82 to rotate by belt, and 83 one end of rope is wound in capstan winch
82, the other end is fixedly connected with suspension hook 84, and material barrel upper end is fixedly installed with the hanging ring cooperated with suspension hook 84.Thereby, it is possible to take out
Or it is packed into material barrel.
In conclusion the present invention can be filtered supercritical carbon dioxide by filter, impurity is reduced, improves extraction
Take effect, additionally it is possible to the material barrel in extraction kettle is packed into or be taken out by material barrel fetching device, production efficiency is improved, reduce
Cost of labor.After sealing ring long-time use, the elastic component in groove can be compensated, and prevent to leak, and be extended close
The service life of seal, improves leakproofness.
The above is only one embodiment of the present invention, it is noted that those skilled in the art,
Without departing from the concept of the premise of the invention, some similar deformation and improvement can be made, these also should be regarded as this
Within the protection scope of invention.
Claims (3)
1. a kind of filter of supercritical extraction unit, it is characterised in that：The filter (5) include filter housings (51),
And it is located at air inlet (52) and gas outlet (53) at the filter housings (51) both ends；The interior edge of the filter housings (51)
Gas flow direction is successively evenly equipped with multiple filter assemblies, and each filter assemblies include a pair of filter drum setting up and down
(54), filter drum (54) surface circumferential direction is evenly equipped with resolution element (55), the filter drum in the adjacent filter assemblies
(54) it shifts to install.
2. a kind of filter of supercritical extraction unit according to claim 2, it is characterised in that：The resolution element
(55) it is arranged between the filter drum (54) surface in 45° angle.
3. a kind of filter of supercritical extraction unit according to claim 2, it is characterised in that：The resolution element
It (55) include that absorbent charcoal material and active carbon depend on bottom material；Absorbent charcoal material is directly knitted into active carbon and depends in bottom material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810942915.2A CN108854327A (en) | 2018-08-17 | 2018-08-17 | A kind of filter of supercritical extraction unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810942915.2A CN108854327A (en) | 2018-08-17 | 2018-08-17 | A kind of filter of supercritical extraction unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108854327A true CN108854327A (en) | 2018-11-23 |
Family
ID=64319082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810942915.2A Pending CN108854327A (en) | 2018-08-17 | 2018-08-17 | A kind of filter of supercritical extraction unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108854327A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110743192A (en) * | 2019-10-31 | 2020-02-04 | 南通科鑫超临界设备有限公司 | Adsorption separation regulation and control type supercritical fluid extraction equipment |
| CN113499625A (en) * | 2021-09-09 | 2021-10-15 | 江苏高科制药设备有限公司 | Raw material filtering device for supercritical extraction pretreatment |
| RU2808644C1 (en) * | 2021-12-30 | 2023-11-30 | Цзянсу Ханьбонь Сайенс Энд Текнолоджи Ко., Лтд. | High-performance supercritical device |
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2018
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110743192A (en) * | 2019-10-31 | 2020-02-04 | 南通科鑫超临界设备有限公司 | Adsorption separation regulation and control type supercritical fluid extraction equipment |
| CN110743192B (en) * | 2019-10-31 | 2021-06-22 | 南通科鑫超临界设备有限公司 | Adsorption separation regulation and control type supercritical fluid extraction equipment |
| CN113499625A (en) * | 2021-09-09 | 2021-10-15 | 江苏高科制药设备有限公司 | Raw material filtering device for supercritical extraction pretreatment |
| CN113499625B (en) * | 2021-09-09 | 2021-11-16 | 江苏高科制药设备有限公司 | Raw material filtering device for supercritical extraction pretreatment |
| RU2808644C1 (en) * | 2021-12-30 | 2023-11-30 | Цзянсу Ханьбонь Сайенс Энд Текнолоджи Ко., Лтд. | High-performance supercritical device |
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