CN203525364U - Hanging basket in extraction kettle - Google Patents
Hanging basket in extraction kettle Download PDFInfo
- Publication number
- CN203525364U CN203525364U CN201320666204.XU CN201320666204U CN203525364U CN 203525364 U CN203525364 U CN 203525364U CN 201320666204 U CN201320666204 U CN 201320666204U CN 203525364 U CN203525364 U CN 203525364U
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- China
- Prior art keywords
- hanging basket
- cylindrical shell
- extraction kettle
- flow distribution
- carbon dioxide
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Abstract
The utility model discloses a hanging basket in an extraction kettle. The hanging basket comprises a group of barrel bodies (1) serially connected from the bottom to the top, wherein a distributor (2) is arranged at the bottom of each barrel body (1), and the barrel bodies are hermetically connected through eyebolts (3); an upper cover (4) and a lower cover (5) are arranged at the upper end of the top barrel body and the lower end of the bottom barrel body respectively and hermetically connected with the barrel bodies (1). According to the hanging basket, supercritical carbon dioxide fluids in the extraction kettle are uniformly distributed for multiple times, so that the supercritical carbon dioxide fluids are prevented from forming column flow or channel flow, and the flow direction of the supercritical carbon dioxide fluids in the extraction kettle is effectively improved; extraction materials in the hanging basket make full contact with the supercritical carbon dioxide fluids, so that the supercritical extraction efficiency and effect are greatly improved.
Description
Technical field
the utility model relates to hanging basket in a kind of extraction kettle, belongs to supercritical fluid extraction equipment technology field.
Background technology
the supercritical carbon dioxide extraction apparatus process development of nearly 30 years of China, progressively develops into the large-scale plant for suitability for industrialized production by small test device, and the device of largest domestic has reached 3500L at present.This device has been widely used in the various fields such as food, medicine, chemical industry.Hanging basket for holding material, being the non-pressure vessel being placed in extraction kettle, prevents that material from polluting whole carbon dioxide abstraction system in supercritical carbon dioxide extraction apparatus.Whether reasonable extraction efficiency and the end product quality that directly has influence on package unit of barrel structure.
current hanging basket is single-unit structure, the subject matter that this structure hanging basket exists is: supercritical carbon dioxide is in cyclic process, because flow velocity is too fast or solid material hardens, can cause supercritical carbon dioxide fluid to form post stream or channel, material does not fully contact with supercritical fluid or is contactless, and the effect of extracting of material is undesirable.
Summary of the invention
the purpose of this utility model is, hanging basket in a kind of extraction kettle is provided, and the deficiency existing to overcome existing hanging basket improves supercritical extract efficiency and effect.
the technical solution of the utility model is to form like this:
in a kind of extraction kettle of the present utility model, hanging basket is, in this extraction kettle, hanging basket comprises the one group of cylindrical shell being connected in series from the bottom to top, and each cylinder body bottom is equipped with distributor, between each cylindrical shell, through slip-knot bolt seal, connects; Upper sleeve upper end and cylindrical shell lower end, bottom are respectively equipped with upper cover and lower cover, and upper cover and lower cover and cylindrical shell are tightly connected.
in aforementioned hanging basket, described distributor comprises two flow distribution plates, between two flow distribution plates, is provided with screen pack, and flow distribution plate is connected with cylinder body bottom through bolt with screen pack.
in aforementioned hanging basket, on described two flow distribution plates, be evenly equipped with flowing hole, it is evenly distributed that flowing hole is pressed equilateral triangle, and the flowing hole on two flow distribution plates shifts to install.
in aforementioned hanging basket, the junction of described each cylindrical shell or the junction of upper and lower cover are equipped with sealing ring, and sealing ring is composite product high temperature resistant, acid-alkali-corrosive-resisting.
compared with prior art, the utility model is designed to more piece tube structure by hanging basket, at the upper and lower end of hanging basket and middle part, respectively connect between joint cylindrical shell different distributors is set, and in hanging basket upper end, hermetically-sealed construction is set, sealing structure is about 50mm below extraction kettle outlet, sealing ring employing is high temperature resistant, the composite of acid-alkali-corrosive-resisting, guarantee that hanging basket and extraction kettle inwall seal completely, after CO 2 fluid must be contacted with material by hanging basket is inner, just flow in circulation, avoid the loss of carbon dioxide.CO 2 fluid enters in kettle from extraction kettle lower end, by entering equably under hanging basket and save in cylindrical shell after the shunting of hanging basket lower end distributor, when through hanging basket middle part, fluid carries out secondary and enters after uniform in a joint cylindrical shell, by that analogy, fluid enters a upper joint cylindrical shell again after all again dividing equally by each distributor, and then guarantees that the material of every joint cylindrical shell in hanging basket can contact with supercritical fluid fully, avoid occurring channeling, reach the object that improves effect of extracting and efficiency.
Accompanying drawing explanation
fig. 1 is structural representation of the present utility model;
fig. 2 is the partial enlarged drawing at I place in Fig. 1;
fig. 3 is the partial enlarged drawing at II place in Fig. 1.
being labeled as in accompanying drawing: 1-cylindrical shell, 2-distributor, 3-slip-knot bolt, 4-upper cover, 5-lower cover, 6-flow distribution plate, 7-screen pack, 8-bolt, 9-flowing hole, 10-sealing ring, 11-extraction kettle, 12-extraction kettle gas outlet, 13-extraction kettle air inlet.
The specific embodiment
below in conjunction with accompanying drawing, the utility model is described in further detail, but not as to any restriction of the present utility model.
the utility model is constructed according to the preparation method of hanging basket in following a kind of extraction kettle, as shown in Figure 1, the hanging basket of the method adopts more piece cylindrical shell 1 structure, in the bottom of lower end cylindrical shell, be provided with distributor 2, the supercritical carbon dioxide fluid that makes to enter from the bottom of lower end cylindrical shell hanging basket must be by just entering lower end cylindrical shell after distributor 2, avoid the supercritical carbon dioxide fluid that enters extraction kettle 11 from bottom with the streamed lower end cylindrical shell that enters of post, guarantee that supercritical carbon dioxide fluid fully contacts with the material in the cylindrical shell of lower end uniformly; Simultaneously, between each joint cylindrical shell 1, be also provided with distributor 2, by the supercritical carbon dioxide fluid after every joint cylindrical shell, all after must again redistributing, just can enter next cylindrical shell, to guarantee that the material of every joint cylindrical shell in hanging basket can fully contact with supercritical carbon dioxide fluid fully uniformly; To improve effect of extracting and efficiency.Described distributor 2 as shown in Figure 2, consists of two flow distribution plates, 6 therebetween one deck screen packs 7; Filtration mesh number on bottom distributor is greater than the filtration mesh number on the distributor of upper strata; The order number of screen pack 7 is selected between 100～800.Cylindrical shell top, upper end in described more piece cylindrical shell is provided with upper cover 4, above covers and is provided with sealing ring 10, and sealing ring 10 is positioned at the position of the following about 50mm of extraction kettle outlet.Described sealing ring 10 adopts composite high temperature resistant, acid-alkali-corrosive-resisting, guarantees that hanging basket and extraction kettle 11 inwalls seal completely, after CO 2 fluid must be contacted with material by hanging basket is inner, could flow in circulation, avoids the loss of carbon dioxide.
the structural representation of hanging basket in the of the present utility model a kind of extraction kettle building according to said method, as Figure 1-3, in this extraction kettle, hanging basket comprises the one group of cylindrical shell 1 being connected in series from the bottom to top, and each cylindrical shell 1 bottom is equipped with distributor 2, between each cylindrical shell, through slip-knot bolt 3, is tightly connected; Upper sleeve upper end and cylindrical shell lower end, bottom are respectively equipped with upper cover 4 and lower cover 5, and upper cover 4 and lower cover 5 are tightly connected with cylindrical shell 1.Described distributor 2 comprises between 6, two flow distribution plates 6 of two flow distribution plates and is provided with screen pack 7, and flow distribution plate 6 is connected with cylindrical shell 1 bottom through bolt 8 with screen pack 7.On described two flow distribution plates 6, be evenly equipped with flowing hole 9, it is evenly distributed that flowing hole 9 is pressed equilateral triangle, and the flowing hole 9 on two flow distribution plates 6 shifts to install.The junction of described each cylindrical shell 1 or the junction of upper and lower cover are equipped with sealing ring 10, and sealing ring 10 is composite product high temperature resistant, acid-alkali-corrosive-resisting.
Embodiment
the utility model carries out repeatedly again uniform to the supercritical carbon dioxide fluid in extraction kettle 11, avoid supercritical carbon dioxide fluid to form post stream or channel, effectively improved the flow direction of supercritical fluid in extraction kettle, extraction material in hanging basket is fully contacted with supercritical fluid, improved greatly supercritical extract efficiency and effect.
during concrete enforcement, as shown in Figure 1, hanging basket is made to the structure that more piece cylindrical shell connects, between hanging basket lower end, upper end and each tube structure, distributor is installed, air-flow enters hanging basket and saves cylindrical shell from extraction kettle air inlet 13, during air-flow process distributor 2, distributor 2 is again uniform by air-flow, make air flow energy uniformly by upper joint cylindrical shell, guarantee that extraction material fully contacts with air-flow, improves extraction efficiency.Upper cover 4 is sub-assemblies, comprises adpting flange and distributor 2 etc., can adopt conventional method processing and manufacturing, that is: welding after each part machined being shaped, then by securing member, distributor is assembled on adpting flange.The structure of lower cover 5 and preparation method catch up with cover 4 similar; Cylindrical shell 1 is also sub-assembly, and the two ends of cylindrical shell 1 are all welded with flange.Distributor 2 and sealing ring 10 are clipped between two cylindrical shells 1, by slip-knot bolt 3, are assembled into overall structure; Adopt slip-knot bolt 3 easy accessibility, be convenient to load and unload material and cleaning.The effect of sealing ring 10 is to avoid solid material to leak in extraction kettle, blocks extraction kettle fluid inlet and contaminated-fluid, affects extract purity.Each layer of distributor 2 contour structures are substantially as shown in Figure 2 similar, and distributor 2 consists of upper and lower two flow distribution plates 6 and screen pack 7, and by bolt 8, is fixed on the flange of upper strata cylindrical shell.Wherein flowing hole 9 positions, hole on upper and lower flow distribution plate 6 are positive triangle arrangement, and the flowing hole 9 hole dislocations on upper and lower two flow distribution plates open, screen pack be 100～800 orders not etc., according to the difference of process conditions, the filtration mesh number of each distributor 2 is different.When carrying out flow distribution plate assembling, screen pack, between upper and lower two flow distribution plates, is assembled in upper and lower two flow distribution plates, filters on the flange of upper joint cylindrical shell end with bolt 8.Convenient for cost-saving and material handling, cylindrical shell 1 adopts thin-wall part, because thin-wall part is very easily out of shape when the welded flange, so the sealing surface of flange is generally to wait and carry out fine finishining again at postwelding.
Claims (4)
1. a hanging basket in extraction kettle, is characterized in that: comprise the one group of cylindrical shell (1) being connected in series from the bottom to top, each cylindrical shell (1) bottom is equipped with distributor (2), between each cylindrical shell, through slip-knot bolt (3), is tightly connected; Upper sleeve upper end and cylindrical shell lower end, bottom are respectively equipped with upper cover (4) and lower cover (5), and upper cover (4) and lower cover (5) are tightly connected with cylindrical shell (1).
2. hanging basket in extraction kettle according to claim 1, it is characterized in that: described distributor (2) comprises two flow distribution plates (6), between two flow distribution plates (6), be provided with screen pack (7), flow distribution plate (6) is connected with cylindrical shell (1) bottom through bolt (8) with screen pack (7).
3. hanging basket in extraction kettle according to claim 2, is characterized in that: on described two flow distribution plates (6), be evenly equipped with flowing hole (9), it is evenly distributed that flowing hole (9) is pressed equilateral triangle, and the flowing hole (9) on two flow distribution plates (6) shifts to install.
4. hanging basket in extraction kettle according to claim 3, is characterized in that: the junction of described each cylindrical shell (1) or the junction of upper and lower cover are equipped with sealing ring (10), and sealing ring (10) is composite product high temperature resistant, acid-alkali-corrosive-resisting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320666204.XU CN203525364U (en) | 2013-10-28 | 2013-10-28 | Hanging basket in extraction kettle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320666204.XU CN203525364U (en) | 2013-10-28 | 2013-10-28 | Hanging basket in extraction kettle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203525364U true CN203525364U (en) | 2014-04-09 |
Family
ID=50411628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320666204.XU Withdrawn - After Issue CN203525364U (en) | 2013-10-28 | 2013-10-28 | Hanging basket in extraction kettle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203525364U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104548655A (en) * | 2013-10-28 | 2015-04-29 | 贵州航天乌江机电设备有限责任公司 | Manufacturing method of hanging basket in extraction kettle and hanging basket |
| CN108895161A (en) * | 2018-08-17 | 2018-11-27 | 南通睿智超临界科技发展有限公司 | A kind of extraction kettle sealing structure of supercritical extraction unit |
| CN110339591A (en) * | 2019-06-27 | 2019-10-18 | 赵世英 | Extraction equipment is used in a kind of extraction of rotary plant |
| CN110448934A (en) * | 2019-08-07 | 2019-11-15 | 广东药科大学 | The extracting process and ultrasonic coupling dynamic Subcritical Water Extraction device of emblic polyphenol |
-
2013
- 2013-10-28 CN CN201320666204.XU patent/CN203525364U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104548655A (en) * | 2013-10-28 | 2015-04-29 | 贵州航天乌江机电设备有限责任公司 | Manufacturing method of hanging basket in extraction kettle and hanging basket |
| CN104548655B (en) * | 2013-10-28 | 2016-08-17 | 贵州航天乌江机电设备有限责任公司 | The manufacture method of hanging basket and hanging basket in a kind of extraction kettle |
| CN108895161A (en) * | 2018-08-17 | 2018-11-27 | 南通睿智超临界科技发展有限公司 | A kind of extraction kettle sealing structure of supercritical extraction unit |
| CN110339591A (en) * | 2019-06-27 | 2019-10-18 | 赵世英 | Extraction equipment is used in a kind of extraction of rotary plant |
| CN110339591B (en) * | 2019-06-27 | 2021-10-12 | 陕西佰瑞衡健康科技有限公司 | Extraction device for rotary plant extraction |
| CN110448934A (en) * | 2019-08-07 | 2019-11-15 | 广东药科大学 | The extracting process and ultrasonic coupling dynamic Subcritical Water Extraction device of emblic polyphenol |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140409 Effective date of abandoning: 20160817 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |