CN113813642A - Bamboo leaf flavone extraction equipment for removing impurities by using absolute ethyl alcohol - Google Patents
Bamboo leaf flavone extraction equipment for removing impurities by using absolute ethyl alcohol Download PDFInfo
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- CN113813642A CN113813642A CN202111198765.7A CN202111198765A CN113813642A CN 113813642 A CN113813642 A CN 113813642A CN 202111198765 A CN202111198765 A CN 202111198765A CN 113813642 A CN113813642 A CN 113813642A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
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- B01D11/02—Solvent extraction of solids
- B01D11/0215—Solid material in other stationary receptacles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
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Abstract
The invention discloses bamboo leaf flavone extraction equipment for removing impurities by using absolute ethyl alcohol, which belongs to the technical field of flavone extraction, and is characterized in that the bamboo leaf flavone extraction equipment for removing the impurities by using the absolute ethyl alcohol is additionally provided with an impurity removal device for the absolute ethyl alcohol after flavone extraction on the basis of the flavone extraction technology in the bamboo leaves in the prior art, the absolute ethyl alcohol impurity removal device comprises a treatment tank, the lower end of the treatment tank is fixedly connected with a pumping box, the top end of the treatment tank is fixedly connected with a power frame, the treatment tank is fixedly connected with an input pipe, one end of the input pipe, which is far away from the treatment tank, is fixedly connected with a storage tank with a high-pressure pump, and auxiliary impurity removal particles are stored in the storage tank; when the absolute ethyl alcohol in the device is subjected to impurity removal, the auxiliary impurity removal particles are continuously added into the extracting solution and then are compressed and collected, so that the auxiliary impurity removal particles can be used for fully adsorbing impurities in the solution and then are packed in a centralized manner, and the full impurity removal of the flavone extracting solution is realized.
Description
Technical Field
The invention relates to the technical field of flavone extraction, in particular to bamboo leaf flavone extraction equipment for removing impurities by using absolute ethyl alcohol.
Background
Bamboo resources are widely distributed in China, and the utilization of bamboos is widely researched. Bamboo shoots, bamboo sticks and bamboo leaves are all related products sold in the market. Bamboo shoots have long been used mainly as food, bamboo poles and related products have a long history of use in China, and bamboo leaves have been paid attention to for a long time because of their high medicinal and edible values. The main functional component of the bamboo leaf extract is flavonoid glycoside which is an effective component with anti-oxidation effect in the bamboo leaf extract, and the higher the content of the flavonoid glycoside is, the stronger the anti-oxidation capability is. Most of bamboo leaf flavonoid glycosides are carbon glycoside flavones, glycosyl of the bamboo leaf flavonoid glycosides is connected with a flavonoid mother nucleus through a-C-C-bond, and the bamboo leaf flavonoid glycoside has the advantages of high relative stability, strong hydrophilicity, high curative effect and the like, and has wide market prospects in the fields of medicines, functional foods and cosmetics.
The method for extracting the bamboo leaf flavone from the bamboo leaves comprises the following steps: organic solvent extraction, water extraction, microwave extraction, ultrasonic extraction, supercritical fluid extraction, crushing extraction, etc.
In the process of continuous improvement and exploration of the bamboo leaf flavone extraction process in the prior art, the bamboo leaf flavone extraction process has more defects, such as complex operation, higher input cost, inconvenient operation and lower purity of bamboo flavone in the extraction process, and a large amount of organic solvents are adopted, so that a large amount of impurities and heavy metal ions are remained in the obtained bamboo flavone, and the quality of the bamboo flavone product is reduced.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide bamboo leaf flavone extraction equipment for removing impurities by using absolute ethyl alcohol, compared with the existing absolute ethyl alcohol impurity removal technology for extracting flavone from bamboo leaves forever, the design is that auxiliary impurity removal particles are continuously added into an extracting solution and then compressed and collected when impurities in the extracting solution are screened out, so that the auxiliary impurity removal particles can fully adsorb the impurities in the solution and then are packed in a centralized manner, and the full impurity removal of the flavone extracting solution is realized.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A bamboo leaf flavone extracting device utilizing absolute ethyl alcohol to remove impurities is characterized in that an impurity removing device for absolute ethyl alcohol after flavone extraction is additionally arranged on the basis of a flavone extracting technology in bamboo leaves in the prior art, the absolute ethyl alcohol impurity removing device comprises a treatment tank, the lower end of the treatment tank is fixedly connected with a drawing box, the drawing box comprises a shell fixedly connected with the treatment tank, a movable block is inserted in the shell, a recovery ring matched with the treatment tank is fixedly connected on the movable block, a plurality of uniformly distributed fiber spines are fixedly connected on the inner wall of the recovery ring, the top end of the treatment tank is fixedly connected with a power frame, the power frame comprises a sealing plate fixedly connected with the treatment tank, an installation plate is arranged on the upper side of the sealing plate, a fixed column is connected between the installation plate and the sealing plate, a pair of electric push rods is fixedly connected on the installation plate, and the power output ends of the electric push rods extend into the treatment tank, the device comprises a treatment tank, two electric push rods, a lower filter ring, an upper filter plate, piston rings, an input pipe, a storage tank, a high-pressure pump, auxiliary impurity removal particles and a filter, wherein the end, located in the treatment tank, of each electric push rod is connected with the lower filter ring and the upper filter plate in a distributed manner, the lower filter ring is located above the upper filter plate, a slide hole matched with the power output end of each electric push rod is formed in the upper filter plate in a chiseled manner, the outer walls of the lower filter ring and the upper filter plate are fixedly connected with the piston rings matched with the treatment tank, the treatment tank is fixedly connected with the input pipe, one end, far away from the treatment tank, of the input pipe is fixedly connected with the storage tank with the high-pressure pump, and the storage tank is internally stored with the auxiliary impurity removal particles; when the absolute ethyl alcohol in the device is subjected to impurity removal, the auxiliary impurity removal particles are continuously added into the extracting solution and then are compressed and collected, so that the auxiliary impurity removal particles can be used for fully adsorbing impurities in the solution and then are packed in a centralized manner, and the full impurity removal of the flavone extracting solution is realized.
Furthermore, supplementary edulcoration granule includes porous little ceramic particle, the micropore on the porous little ceramic particle is filled with the silica gel liquid drop, and through the porous little ceramic particle to the impurity particle in the absolute ethyl alcohol, and porous little ceramic particle retrieves the back, through heating porous little ceramic particle, makes the silica gel liquid drop inflation, can reject the impurity that adsorbs on the porous little ceramic particle to the recovery of porous little ceramic particle is recycled.
Further, lower filter ring includes the ring frame with electric putter power take off end fixed connection, it has the annular groove to cut on the inner wall of ring frame, the joint has the filter membrane in the annular groove, it has a plurality of evenly distributed's C type groove to cut in the annular groove, C type inslot fixedly connected with and filter membrane assorted card post, the filter membrane is fixed through the card post, makes the filter membrane can drop in the confined condition.
Further, the card post includes the hollow movable post of sliding connection on C nature groove, the flexible post of fixedly connected with on the inner wall in C type groove, flexible post intussuseption is filled with thermal energy liquid, the expansion end of flexible post and the top fixed connection of hollow movable post, after calorie post is heated, thermal energy liquid expansion makes flexible post extension, and hollow movable post upward movement this moment makes hollow movable post and filter membrane separation, and when the filter screen was located the recovery intra-annular at this moment, the filter membrane contacted with retrieving intra-annular fibre thorn, made the filter membrane receive the fibre thorn and pull and with lower filter ring separation.
Furthermore, install on the movable block with retrieve ring assorted heating device, be connected with the electric heat membrane between movable block and the recovery ring, heat the recovery ring through electric heat membrane and heating device, make to be located the intra-annular filter membrane of recovery or porous little ceramic particle production to the change.
A bamboo leaf flavone extracting device for removing impurities by using absolute ethyl alcohol comprises the following using method:
s1, firstly, taking down the power frame, and then injecting the absolute ethyl alcohol mixed solution for extracting the flavone from the bamboo leaves into the treatment tank;
s2, firstly, an electric push rod is driven to work, so that the lower filtering ring independently moves downwards, large-particle impurities in the absolute ethyl alcohol are pressed into the recovery ring through the lower filtering ring, then the recovery ring is heated by the movable block, the clamping column on the lower filtering ring is loosened, and the filter membrane on the lower filtering ring falls off from the lower filtering ring
S3, after the lower filter ring is reset, a technician drives a pair of electric push rods to work, so that the lower filter ring and the upper filter plate synchronously move up and down in a reciprocating manner, meanwhile, an input pipe on the treatment tank injects auxiliary impurity removal particles into the treatment tank, and fine impurities in the absolute ethyl alcohol are adsorbed by the auxiliary impurity removal particles;
s4, pressing the impurity-removing particles in the treatment tank into a recovery ring by using a filter plate, and heating the recovery ring by using a movable block to adhere the auxiliary impurity-removing particles to the fallen filter membrane and the fiber pricks;
and S5, finally, discharging the absolute ethyl alcohol in the treatment tank, and taking down the movable block to finish the separation of the absolute ethyl alcohol extracting solution and the impurities.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) this scheme is through when screening the impurity in the absolute ethyl alcohol extract, through constantly adding supplementary edulcoration granule in to the extract, collects its compression again, realizes concentrating the packing again after supplementary edulcoration granule fully adsorbs the impurity in to the solution, realizes the abundant edulcoration to the flavone extract.
(2) The auxiliary impurity removing particles comprise porous micro-ceramic particles, silica gel liquid drops are filled in micropores of the porous micro-ceramic particles, impurity particles in absolute ethyl alcohol are removed through the porous micro-ceramic particles, and after the porous micro-ceramic particles are recovered, the porous micro-ceramic particles are heated to enable the silica gel liquid drops to expand, so that impurities adsorbed on the porous micro-ceramic particles can be removed, and the porous micro-ceramic particles can be recovered and reused.
(3) Lower filter ring includes the ring frame with electric putter power take off end fixed connection, it has the annular groove to cut on ring frame's the inner wall, the joint has the filter membrane in the annular groove, it has a plurality of evenly distributed's C type groove to cut in the annular groove, C type inslot fixedly connected with and filter membrane assorted card post, the card post includes the hollow movable post of sliding connection on C nature groove, fixedly connected with flexible post on the inner wall in C type groove, flexible post intussuseption is filled with thermal energy liquid, the expansion end of flexible post and the top fixed connection of hollow movable post, after calorie post is heated, thermal energy liquid inflation, make flexible post extension, hollow movable post upward movement this moment, make hollow movable post and filter membrane separation, and the filter screen is located when retrieving the intra-annular at this moment, the filter membrane contacts with retrieving intra-annular fibre thorn, make the filter membrane pull and filter ring separation down by the fibre thorn.
(4) The filter membrane is fixed through the card post, makes the filter membrane can drop at the confined condition, installs on the movable block with retrieve ring assorted heating device, be connected with the electric heat membrane between movable block and the recovery ring, heats the recovery ring through electric heat membrane and heating device, makes to be located to retrieve intra-annular filter membrane or porous little ceramic particle production to the change.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a cross-sectional view of the present invention;
FIG. 4 is a schematic view of the structure at A in FIG. 3;
FIG. 5 is a schematic view of the structure at B in FIG. 3;
FIG. 6 is a schematic view showing the structure of the cartridge of the present invention when the filter membrane is fixed;
FIG. 7 is a schematic view of the structure of the filter membrane at the position of the fixing column when the filter membrane is detached;
FIG. 8 is a cross-sectional view of the upper filter plate of the present invention in operation;
FIG. 9 is a cross-sectional view of the lower strainer ring of the present invention in isolation;
FIG. 10 is a schematic view of a portion of the structure of the lower straining ring when the auxiliary trash particle is fully compressed.
The reference numbers in the figures illustrate:
1 treatment tank, 2 extraction boxes, 201 shell, 202 movable block, 203 recovery ring, 204 fiber thorn, 3 power frame, 301 sealing plate, 302 mounting plate, 303 fixed column, 304 electric push rod, 4 lower filter ring, 401 clamp column, 5 upper filter plate and 6 input pipe.
Detailed Description
In this embodiment 1, the technical solution will be clearly and completely described in conjunction with the disclosed drawings, so that the purpose, technical solution and beneficial effects of the embodiments of the present disclosure will be more clear. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of skill in the art to which this disclosure belongs. The use of "first," "second," and similar terms in this disclosure is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The word "comprising" and similar words are intended to mean that the elements or items listed before the word cover the elements or items listed after the word and their equivalents, without excluding other elements or items. "upper", "lower", "inside", "outside", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
Example (b):
referring to fig. 1-5, an apparatus for extracting bamboo leaf flavonoid by using absolute ethyl alcohol for removing impurities is provided, which is based on the technology of extracting flavonoid from bamboo leaves in the prior art, the apparatus for removing impurities from absolute ethyl alcohol comprises a processing tank 1, a pumping box 2 is fixedly connected to the lower end of the processing tank 1, the pumping box 2 comprises a housing 201 fixedly connected to the processing tank 1, a movable block 202 is inserted into the housing 201, a recovery ring 203 matched with the processing tank 1 is fixedly connected to the movable block 202, a plurality of fiber spines 204 uniformly distributed are fixedly connected to the inner wall of the recovery ring 203, a heating device matched with the recovery ring 203 is installed on the movable block 202, and an electric heating film is connected between the movable block 202 and the recovery ring 203, the recovery ring 203 is heated by an electrothermal film and a heating device, so that the filter membrane or the porous micro-ceramic particles in the recovery ring 203 are changed.
Referring to fig. 3-4, a power frame 3 is fixedly connected to the top end of the treatment tank 1, the power frame 3 includes a sealing plate 301 fixedly connected to the treatment tank 1, an installation plate 302 is disposed on the upper side of the sealing plate 301, a fixing column 303 is connected between the installation plate 302 and the sealing plate 301, a pair of electric push rods 304 is fixedly connected to the installation plate 302, the power output ends of the electric push rods 304 extend into the treatment tank 1, and one end of the two electric push rods 304 positioned in the treatment tank 1 is distributed and connected with a lower filter ring 4 and an upper filter plate 5, a sliding hole matched with the power output end of the electric push rod 304 is chiseled on the lower filter ring 4, piston rings matched with the processing tank 1 are fixedly connected on the outer walls of the lower filter ring 4 and the upper filter plate 5, an input pipe 6 is fixedly connected on the processing tank 1, one end of the input pipe 6, which is far away from the processing tank 1, is fixedly connected with a storage tank with a high-pressure pump, and auxiliary impurity-removing particles are stored in the storage tank; when the absolute ethyl alcohol in the device is subjected to impurity removal, the auxiliary impurity removal particles are continuously added into the extracting solution and then are compressed and collected, so that the auxiliary impurity removal particles can be used for fully adsorbing impurities in the solution and then are packed in a centralized manner, and the full impurity removal of the flavone extracting solution is realized.
Referring to fig. 3 and 8, the auxiliary impurity-removing particles include porous micro-ceramic particles, the micropores of the porous micro-ceramic particles are filled with silica gel droplets, the impurity particles in the absolute ethanol are removed by the porous micro-ceramic particles, after the porous micro-ceramic particles are recovered, the silica gel droplets are expanded by heating the porous micro-ceramic particles, and then the impurities adsorbed on the porous micro-ceramic particles can be removed, so that the porous micro-ceramic particles can be recovered and reused, and the particle size of the auxiliary impurity-removing particles is smaller than the pore size of the upper filter membrane of the lower filter ring 4 and larger than the pore size of the upper filter plate 5, so as to prevent the auxiliary impurity-removing particles from passing through the filter plate 5. The upper filter plate 5 is made of a material made of a heat insulating material, the thickness of the upper filter plate 5 is 0.6-1cm, a plurality of uniformly distributed flow guide filter holes are formed in the upper filter plate 5, the cross sections of the flow guide filter holes are wide at the upper end and narrow at the lower end, the middle of the flow guide filter holes is narrow, the flow guide filter holes are wide at the upper end and narrow at the lower end, the flow velocity of fluid passing through the upper filter plate 5 can be accelerated, and the resistance of the upper filter plate 5 in the movement of an absolute ethyl alcohol solution is reduced.
Referring to fig. 4-7, the lower filter ring 4 includes an annular frame fixedly connected to the power output end of the electric push rod 304, an annular groove is cut on the inner wall of the annular frame, a filter membrane is clamped in the annular groove, the filter membrane is a rigid fiber filter membrane, and the thickness of the filter membrane is 2-5 mm. A plurality of C-shaped grooves which are uniformly distributed are formed in the annular groove in a chiseled mode, the C-shaped grooves are fixedly connected with clamping columns 401 matched with the filter membrane, and the filter membrane is fixed through the clamping columns 401, so that the filter membrane can fall off under the limited condition. Card post 401 includes the hollow movable post of sliding connection on C nature groove, fixedly connected with flexible post on the inner wall in C type groove, flexible post intussuseption is filled with thermal energy liquid, the expansion end of flexible post and the top fixed connection of hollow movable post, after card post 401 is heated, thermal energy liquid inflation, make flexible post extension, hollow movable post upward movement this moment, make hollow movable post and filter membrane separation, and when the filter screen was located recovery ring 203 at this moment, the filter membrane contacted with retrieving the fibre thorn 204 in the ring 203, make the filter membrane receive fibre thorn 204 to pull and filter ring 4 separation down.
A bamboo leaf flavone extracting device for removing impurities by using absolute ethyl alcohol comprises the following using method:
s1, firstly, taking down the power frame 3, and then injecting the absolute ethyl alcohol mixed solution for extracting the flavone from the bamboo leaves into the treatment tank 1;
s2, firstly, an electric push rod 304 is driven to work, so that the lower filtering ring 4 independently moves downwards, large-particle impurities in the absolute ethyl alcohol are pressed into the recovery ring 203 through the lower filtering ring 4, then the movable block 202 heats the recovery ring 203, the heating temperature is 60 ℃, the clamping columns 401 on the lower filtering ring 4 are loosened, and the filter membrane on the lower filtering ring 4 falls off from the lower filtering ring 4
S3, after the lower filter ring 4 is reset, a technician drives a pair of electric push rods 304 to work, so that the lower filter ring 4 and the upper filter plate 5 synchronously move up and down in a reciprocating manner, meanwhile, the input pipe 6 on the treatment tank 1 injects auxiliary impurity removal particles into the treatment tank 1, and fine impurities in the absolute ethyl alcohol are adsorbed by the auxiliary impurity removal particles;
s4, pressing the impurity-removing particles in the treatment tank 1 into the recovery ring 203 completely by the filter plate 5, then heating the recovery ring 203 by the movable block 202 at 90 ℃, softening and protruding silica gel in the auxiliary impurity-removing particles, and adhering the auxiliary impurity-removing particles to the fallen filter membrane and the fiber thorn 204 by the softened silica gel;
and S5, finally, the technician keeps the positions of the upper filter plate 5 and the lower filter ring 4 unchanged, the absolute ethyl alcohol is discharged out of the treatment tank 1, the filtered impurities and the auxiliary impurity removal particles are solidified in the recovery ring 203, and the movable block 202 is taken down, so that the separation of the absolute ethyl alcohol extract and the impurities can be completed.
This scheme is through when screening the impurity in the absolute ethyl alcohol extract, through constantly adding supplementary edulcoration granule in to the extract, collects its compression again, realizes concentrating the packing again after supplementary edulcoration granule fully adsorbs the impurity in to the solution, realizes the abundant edulcoration to the flavone extract.
The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (10)
1. The utility model provides an utilize bamboo leaf flavone extraction equipment of anhydrous alcohol edulcoration, includes treatment tank (1), its characterized in that: the lower end of the treatment tank (1) is fixedly connected with a drawing box (2), the drawing box (2) comprises a shell (201) fixedly connected with the treatment tank (1), a movable block (202) is inserted on the shell (201), a recovery ring (203) matched with the treatment tank (1) is fixedly connected on the movable block (202), a plurality of uniformly distributed fiber spines (204) are fixedly connected on the inner wall of the recovery ring (203), a power frame (3) is fixedly connected at the top end of the treatment tank (1), the power frame (3) comprises a sealing plate (301) fixedly connected with the treatment tank (1), a mounting plate (302) is arranged on the upper side of the sealing plate (301), a fixing column (303) is connected between the mounting plate (302) and the sealing plate (301), a pair of electric push rods (304) is fixedly connected on the mounting plate (302), and the power output ends of the electric push rods (304) extend into the treatment tank (1), and two electric putter (304) are located the one end distribution connection in handling jar (1) and have lower straining ring (4) and last filter plate (5), and go up filter plate (5) and open the chisel have with electric putter (304) power take off assorted slide opening, equal fixedly connected with and handle jar (1) assorted piston ring on the outer wall of straining ring (4) and last filter plate (5) down, fixedly connected with input tube (6) on handling jar (1), the one end fixed connection that handling jar (1) was kept away from in input tube (6) has the holding vessel of high-pressure pump, storage has supplementary edulcoration granule in the holding vessel.
2. The bamboo leaf flavonoid extraction equipment for removing impurities by using absolute ethyl alcohol as claimed in claim 1, wherein: the auxiliary impurity removal particles comprise porous micro-ceramic particles, and silica gel liquid drops are filled in micropores of the porous micro-ceramic particles.
3. The bamboo leaf flavonoid extraction equipment for removing impurities by using absolute ethyl alcohol as claimed in claim 1, wherein: the upper filter plate (5) is made of a material made of a heat insulating material, the thickness of the upper filter plate (5) is 0.6-1cm, a plurality of uniformly distributed flow guide filter holes are drilled in the upper filter plate (5), and the cross sections of the flow guide filter holes are wide at the upper end and narrow at the middle part.
4. The bamboo leaf flavonoid extraction equipment for removing impurities by using absolute ethyl alcohol as claimed in claim 1, wherein: lower filter ring (4) include with electric putter (304) power take off end fixed connection's ring frame, it has the annular groove to cut on the inner wall of ring frame, the joint has the filter membrane in the annular groove, it has a plurality of evenly distributed's C type groove to cut in the annular groove, C type inslot fixedly connected with and filter membrane assorted card post (401).
5. The bamboo leaf flavonoid extraction equipment for removing impurities by using absolute ethyl alcohol as claimed in claim 1, wherein: the clamp column (401) comprises a hollow movable column which is connected to the C-shaped groove in a sliding mode, a telescopic column is fixedly connected to the inner wall of the C-shaped groove, thermal expansion liquid is filled in the telescopic column, and the movable end of the telescopic column is fixedly connected with the top end of the hollow movable column.
6. The bamboo leaf flavonoid extraction equipment for removing impurities by using absolute ethyl alcohol as claimed in claim 1, wherein: the filter membrane is a rigid fiber filter membrane, and the thickness of the filter membrane is 2-5 mm.
7. The bamboo leaf flavonoid extraction equipment for removing impurities by using absolute ethyl alcohol as claimed in claim 1, wherein: the movable block (202) is provided with a heating device matched with the recycling ring (203), and an electric heating film is connected between the movable block (202) and the recycling ring (203).
8. The bamboo leaf flavonoid extraction equipment for removing impurities by using absolute ethyl alcohol as claimed in claim 1, wherein: the particle size of the auxiliary impurity removal particles is smaller than the aperture of an upper filter membrane of the lower filter ring (4) and larger than the aperture of an upper filter plate (5).
9. The bamboo leaf flavonoid extraction equipment for removing impurities by using absolute ethyl alcohol as claimed in claim 1, wherein: the using method comprises the following steps:
s1, firstly, taking down the power frame (3), and then injecting the absolute ethyl alcohol mixed solution for extracting the flavone from the bamboo leaves into the treatment tank (1);
s2, firstly, an electric push rod (304) is driven to work, so that the lower filtering ring (4) independently moves downwards, large-particle impurities in the absolute ethyl alcohol are pressed into the recovery ring (203) through the lower filtering ring (4), then the movable block (202) heats the recovery ring (203), the clamping column on the lower filtering ring (4) is loosened, and the filter membrane on the lower filtering ring (4) falls off from the lower filtering ring (4)
S3, after the lower filter ring (4) is reset, a technician drives a pair of electric push rods (304) to work, so that the lower filter ring (4) and the upper filter plate (5) synchronously move up and down in a reciprocating manner, meanwhile, an input pipe (6) on the treatment tank (1) injects auxiliary impurity removal particles into the treatment tank (1), and fine impurities in the absolute ethyl alcohol are adsorbed by the auxiliary impurity removal particles;
s4, pressing the impurity-removing particles in the treatment tank (1) into a recovery ring (203) by using a filter plate (5), and heating the recovery ring (203) by using a movable block (202) to adhere the auxiliary impurity-removing particles to the fallen filter membrane and the fiber thorn (204);
s5, finally, discharging the absolute ethyl alcohol in the treatment tank (1), and taking down the movable block (202) to finish the separation of the absolute ethyl alcohol extract and the impurities.
10. The bamboo leaf flavonoid extraction equipment for removing impurities by using absolute ethyl alcohol as claimed in claim 9, wherein: the heating temperature in the step of S2 was 60 ℃, and the heating temperature in the step of S4 was 90 ℃.
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| CN202111198765.7A CN113813642B (en) | 2021-10-14 | 2021-10-14 | Bamboo leaf flavone extraction equipment for removing impurities by using absolute ethyl alcohol |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114949914A (en) * | 2022-05-20 | 2022-08-30 | 浙江圣氏生物科技有限公司 | Bamboo leaf flavone extraction equipment and method |
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