CN111330309B - Material layered dynamic extraction equipment and extraction method thereof - Google Patents
Material layered dynamic extraction equipment and extraction method thereof Download PDFInfo
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- CN111330309B CN111330309B CN202010235315.XA CN202010235315A CN111330309B CN 111330309 B CN111330309 B CN 111330309B CN 202010235315 A CN202010235315 A CN 202010235315A CN 111330309 B CN111330309 B CN 111330309B
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- 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
- B01D11/0215—Solid material in other stationary receptacles
- B01D11/0223—Moving bed of solid material
- B01D11/0238—Moving bed of solid material on fixed or rotating flat surfaces, e.g. tables combined with rotating elements or on rotating flat surfaces
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- 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
- B01D11/0292—Treatment of the solvent
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Abstract
The invention provides layered dynamic material extraction equipment and an extraction method thereof, and relates to the technical field of material extraction equipment. The material layered dynamic extraction equipment comprises an extraction tank, a disc plate assembly and a liquid medicine pump; a filter cylinder is connected in the extraction tank; the disc plate component is connected in the filter cartridge; one end of the disc plate component can drive the disc plate component to turn over along a certain angle in the filter cylinder; the liquid inlet end of the liquid medicine pump is respectively connected with the mixed liquid outlet of the extraction tank and the cleaning water inlet of external cleaning equipment; the liquid outlet end of the liquid medicine pump is connected with the other end of the disc plate component. The problems that the conventional extraction equipment has low efficiency, the hanging basket type circulating extraction equipment has more auxiliary facilities, large occupied area, complex automatic control and large investment are solved; when the basket carries out the operation, there is the hidden danger of colliding with and the easy problem of damaging. According to the invention, the reversible disc plate assembly is connected in the extraction tank, so that the processes of quick extraction, quick filtration and convenience in cleaning are realized, and the extraction cost is reduced.
Description
Technical Field
The invention relates to the technical field of material extraction equipment, in particular to material layered dynamic extraction equipment and an extraction method thereof.
Background
In the traditional extraction process, after materials are added into an extraction tank, solvents such as water and the like are added according to a certain proportion, and due to the fact that the density of the materials is different from that of the solvents, the materials with high density can be deposited at the bottom of the tank, and the materials with low density can float on the water; after decoction and liquid medicine pump circulation, solid-liquid distribution is improved, but partial incomplete extraction still occurs in many times, extraction time is long, and yield is low.
In the process of discharging part of materials such as leaves, rich in mucilage or easy to gelatinize, a filter screen is easy to block, in order to improve the filtering condition and shorten the discharging time, part of manufacturers can arrange a plurality of filter plates in the lower area of an extraction tank, but the filter plates are difficult to completely clean due to the blockage of the periphery; if carry out artifical dismantlement and washing, because of considering to reserve the space of slagging tap and cause very high apart from ground, need join in marriage the elevating platform and remove, and need the operation personnel to go up to the elevating platform operation, it is unusual inconvenient.
The basket type circulation extraction technology is adopted to better solve the problems, a plurality of baskets which can be taken out are arranged in an extraction tank, materials are respectively arranged in the baskets, and small holes are formed in the periphery and the bottom of each basket, so that the accumulation or floating thickness of the materials can be effectively reduced; the matched liquid medicine pump is used for forced circulation, so that the solvent is communicated and flows between the baskets, the contact with the materials is sufficient, the extraction efficiency is high, the liquid outlet speed is high, and the liquid medicine extracting device is widely applied to the extraction of traditional Chinese medicines, particularly the production of formula granules.
However, the defects of the hanging basket type cyclic extraction technology are obvious, and the hanging basket type cyclic extraction technology adopts the processes of top-in and top-out and basket distribution, and needs a plurality of working procedures such as basket loading, turnover, lifting, positioning, slag dumping, cleaning, drying and the like; the floor area is large due to the flat layer arrangement; in order to ensure the implementation of a plurality of working procedures, the enterprise generally carries out coordination and operation by an automatic control system on a scale, so that the investment of equipment is large; when the basket is hoisted, transported, tipped over, put in place and the like, the hidden danger of collision exists, and the hidden danger is great when the basket is used for extracting organic solvents; the technology is generally only used for an aqueous extraction process, and in the extraction process, the extraction process is complicated.
Disclosure of Invention
The invention aims to provide a layered dynamic extraction device for materials, which aims to solve the problems that in the prior art, a hanging basket type circulating extraction device has many processes, the volume of the device is large, and the investment is large due to the adoption of an automatic control technology for controlling the device; when the basket is operated, the potential collision hazard exists, the basket is easy to damage and the like.
The invention also provides a material layered dynamic extraction method, which aims to solve the technical problems of complex extraction process caused by complex structure of extraction equipment and large investment in the prior art.
The invention provides a layered dynamic extraction device for materials, which comprises an extraction tank, a disc plate assembly and a liquid medicine pump, wherein the disc plate assembly comprises a disc plate and a disc plate;
a filter cylinder is connected in the extraction tank;
the disc plate components are connected in the filter cartridge, and the number of the disc plate components is at least one;
one end of the disc plate component can drive the disc plate component to turn over along a certain angle in the filter cylinder;
the liquid inlet end of the liquid medicine pump is connected with the mixed liquid outlet of the extraction tank, and the liquid inlet end of the liquid medicine pump is also connected with the cleaning water inlet of external cleaning equipment; the liquid outlet end of the liquid medicine pump is connected with the other end of the disc plate component.
Further, the plate assembly comprises a first support and a punching plate;
the punching plate is connected to the first support piece, one end of the first support piece penetrates through the side wall of the extraction tank and is connected with the actuator, and the actuator can drive the first support piece to rotate so that the punching plate can turn over in the filter cylinder along a certain angle;
the other end of the first supporting piece penetrates through the side wall of the extracting tank to be connected with a forced circulation port, and the forced circulation port is connected with a liquid outlet end of a liquid medicine pump of the liquid medicine pump.
Further, the plate assembly further comprises a second support member;
the second supporting piece and the first supporting piece are arranged in a crossed mode, and the second supporting piece is communicated with the first supporting piece;
the number of the second supporting pieces is at least one.
Furthermore, the first supporting piece and the second supporting piece are supporting pipes, spraying holes are formed in the supporting pipes, and the number of the spraying holes is multiple.
Furthermore, one end of the first supporting piece is connected with a first sealing piece,
the other end of the first supporting piece is connected with a second sealing piece.
Furthermore, the turning angle alpha of the punching plate in the filter cylinder ranges from 60 degrees to 90 degrees.
Further, a material feeding port is formed in the top of the extraction tank and used for feeding materials;
the top of the extraction tank is also provided with a liquid medicine inlet, and the liquid medicine inlet is used for putting liquid medicine;
the top of extracting the jar still is equipped with the washing mouth, and washing mouth department is connected with the cleaning ball.
Further, the bottom of the extraction tank is connected with a bottom cover;
the bottom of cartridge filter is equipped with the bottom filter screen, and the bottom of bottom filter screen is connected to the bottom.
Furthermore, a liquid outlet pipe of the liquid outlet end of the liquid medicine pump is connected with an extracting liquid outlet pipe.
The invention provides a layered dynamic extraction method of materials, which comprises the following steps:
a. preparation of material charge
Closing the bottom cover, opening the material feeding port, and sequentially opening the plurality of disc plate assemblies to enable the punching plate of each disc plate assembly to have a certain overturning angle alpha in the filter cylinder;
b. layered feeding
Pouring materials into the extraction tank along a material feeding port, sequentially carrying out layered feeding, closing the corresponding upper layer butterfly plate assembly after each feeding is finished, and arranging the punching plate of each butterfly plate assembly in the horizontal direction in the filter cartridge after all the feeding is finished;
c. dynamic extraction
Adding a solvent into the extraction tank along the liquid inlet of the liquid medicine to soak the materials in the solvent, wherein the value range of the soaking time is between 30 minutes and 60 minutes;
starting a liquid medicine pump to enable a pipeline to be communicated, converging a solvent flowing down along the outer wall of a filter cylinder with a liquid medicine flowing down from a bottom filter screen, then flowing out along a liquid outlet of a mixed liquid, entering the liquid medicine pump through a liquid inlet end of the liquid medicine pump, pressurizing by the liquid medicine pump, flowing out along a liquid outlet end of the liquid medicine pump, entering a first supporting piece and a second supporting piece along a forced circulation port, and spraying outwards through a spraying hole to promote material disturbance and accelerate interface update with the solvent, so that the dissolution efficiency is improved, and the solvent flows to the filter and the bottom filter screen after passing through a material layer;
d. discharging liquid
The extracting solution which flows downwards from the center to the outside and passes through the filter cartridge and the punching plate flows out from the liquid outlet of the mixed solution, is pumped out along the liquid outlet pipe of the pipeline flowing out from the liquid outlet end of the liquid medicine pump after being pressurized by the liquid medicine pump, and the liquid medicine pump is closed after judging that no liquid exists;
e. slag discharge and cleaning slag
Placing the slag car at the bottom of the extraction tank, and sequentially opening a plurality of disc plate assemblies from bottom to top to ensure that the punching plate of each disc plate assembly has a certain overturning angle alpha in the filter cylinder;
opening a material feeding port, checking whether adhering slag exists or not, and cleaning the adhering slag;
f. cleaning of
Closing the bottom cover, closing the mixed liquid outlet, injecting tap water into the cleaning water inlet to perform spray cleaning, and simultaneously alternately opening and closing the plurality of butterfly plate assemblies or intermittently swinging the butterfly plate assemblies to perform auxiliary slag removal;
if the tap water pressure is low, opening a cleaning water inlet and a forced circulation port of each disc plate component in sequence, and performing pressurized spraying by using a liquid medicine pump;
after the cleaning is finished, the cleaning liquid in the extraction tank is discharged through the mixed liquid outlet.
According to the layered dynamic material extraction equipment provided by the invention, the filter cartridge is connected inside the extraction tank, and the liquid medicine entering the extraction tank is directly filtered; the disc plate component is connected in the filter cylinder so as to limit the installation position of the disc plate component; the number of the disc plate assemblies is at least one, and layered extraction of materials is realized by utilizing the plurality of disc plate assemblies; one end of the disc plate component can drive the disc plate component to turn over along a certain angle in the filter cylinder; the liquid inlet end of the liquid medicine pump is connected with the liquid outlet of the mixed liquid in the extraction tank so as to pressurize the liquid medicine flowing out of the extraction tank by the liquid medicine pump; the liquid inlet end of the liquid medicine pump is also connected with a cleaning water inlet of external cleaning equipment so as to add cleaning water to the extraction tank through the liquid medicine pump; the liquid outlet end of the liquid medicine pump is connected with the other end of the disc plate component, so that liquid medicine pressurized by the liquid medicine pump can enter the disc plate component; the invention provides the extraction equipment which has the extraction rate similar to that of a hanging basket type extraction tank, is equivalent to that of a traditional extraction tank in feeding and discharging, can realize quick extraction and quick filtration and is convenient to clean under the condition of lower facility and equipment investment, so that the operation cost of the extraction process is effectively reduced and the resource waste is reduced.
The invention provides a layered dynamic extraction method of materials, which sequentially adopts the steps of feeding preparation, layered feeding, dynamic extraction, liquid discharge, slag hanging cleaning, cleaning and the like, and has simple extraction process; the material is in motion state by power by utilizing different solubility of different substances in the same solvent to separate effective components in the material, and the method is widely applicable to processes of solid-liquid extraction or washing of similar granular materials in industries such as traditional Chinese medicine, food, health care products, daily chemicals, chemical engineering and medicine and the like.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a front view of an extraction tank provided in an embodiment of the present invention;
FIG. 2 is a top view of an extraction tank provided by an embodiment of the present invention;
FIG. 3 is a front view of a disk plate assembly provided by an embodiment of the present invention;
FIG. 4 is a top view of a dish plate assembly provided in accordance with an embodiment of the present invention;
FIG. 5 is a schematic diagram of the operation of the feed preparation provided by the embodiment of the present invention;
FIG. 6 is a schematic view of the operation of the first feeding end according to the embodiment of the present invention;
FIG. 7 is a schematic diagram illustrating the operation of the second batch charging process according to an embodiment of the present invention;
FIG. 8 is a schematic view of the third batch charging operation provided by the embodiment of the present invention;
FIG. 9 is a schematic diagram illustrating the operation of a dynamic extraction process according to an embodiment of the present invention;
FIG. 10 is a schematic diagram illustrating the operation of the liquid discharging process according to the embodiment of the present invention;
FIG. 11 is a schematic illustration of the operation of the tapping process provided by the embodiment of the present invention;
FIG. 12 is a schematic diagram illustrating the operation of a cleaning process according to an embodiment of the present invention;
fig. 13 is a flowchart of a hierarchical dynamic extraction method for materials according to an embodiment of the present invention.
Icon:
100-an extraction tank; 200-a disc plate assembly; 300-a liquid medicine pump;
101-a filter cartridge; 102-a mixed liquid outlet; 103-cleaning water inlet;
104-material feeding port; 105-liquid medicine inlet; 106-a cleaning port;
107-cleaning balls; 108-a bottom cover; 109-bottom screen;
201-a first support; 202-a punching plate; 203-an actuator;
204-forced circulation port; 205-a second support; 206-spray holes;
207-a first seal; 208-a second seal; 301-liquid inlet end of the liquid medicine pump;
302-liquid outlet end of the liquid medicine pump; 303-extracting solution outlet pipe.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 12, the present invention provides a material layered dynamic extraction apparatus, which includes an extraction tank 100, a disc plate assembly 200 and a liquid medicine pump 300;
a filter cylinder 101 is connected in the extraction tank 100;
the disc plate assemblies 200 are connected in the filter cartridge 101, and the number of the disc plate assemblies 200 is at least one;
one end of the disc assembly 200 can drive the disc assembly 200 to turn over along a certain angle in the filter cartridge 101;
a liquid inlet end 301 of the liquid medicine pump 300 is connected with a mixed liquid outlet 102 of the extraction tank 100, and the liquid inlet end 301 of the liquid medicine pump 300 is also connected with a cleaning water inlet 103 of external cleaning equipment; the liquid outlet 302 of the liquid medicine pump 300 is connected to the other end of the plate assembly 200.
In one embodiment of the present invention, as shown in fig. 1, the extraction tank 100 is of a straight cylinder type; a filter cartridge 101 is connected in the extraction tank 100, the filter cartridge 101 and the extraction tank 100 are coaxially arranged and fixed, and the diameter of the filter cartridge 101 is smaller than the inner diameter of the extraction tank 100, so that the filter cartridge 101 can be installed in the extraction tank 100; a gap is reserved between the upper end of the filter cylinder 101 and the upper end socket of the extraction tank 100, so that the inside of the extraction tank can be flushed when spraying is carried out; the lower extreme at cartridge filter 101 connects the cartridge filter sealing washer, rubber circle promptly to satisfy laminating, the sealed of slagging tap door bottom filter layer outer edge.
The filter cartridge 101 may employ any one of a perforated plate, a multi-layer sintered mesh, a combination of a perforated plate and a filter screen, and a laser perforated plate.
In this embodiment, the number of the disk plate assemblies 200 is three, and the distance between adjacent disk plate assemblies 200 is larger than the radius of the filter cartridge 101, so as to avoid collision when the adjacent disk plate assemblies 200 are turned over.
The liquid medicine pump 300 adopts any one of a centrifugal pump, a diaphragm pump and a slurry pump, and an explosion-proof structure of a corresponding category must be selected when the organic solvent is extracted.
In the present embodiment, the chemical liquid pump 300 is an explosion-proof centrifugal pump.
Valves are arranged at the pipeline between the liquid inlet end 301 of the liquid medicine pump and the liquid outlet 102 of the mixed liquid and the pipeline between the liquid outlet end 302 of the liquid medicine pump and the other end of the disc plate assembly 200, and the valves are pneumatic or electric valves.
Further, the plate assembly 200 comprises a first support 201 and a punching plate 202;
the punching plate 202 is connected to the first support member 201, one end of the first support member 201 passes through the sidewall of the extracting tank 100 and is connected to the actuator 203, and the actuator 203 can drive the first support member 201 to rotate, so that the punching plate 202 is turned over along a certain angle in the filter cartridge 101;
the other end of the first support member 201 passes through the sidewall of the extracting tank 100 and is connected with a forced circulation port 204, and the forced circulation port 204 is connected with a liquid outlet 302 of the liquid medicine pump 300.
In the present embodiment, the first support member 201 is any one of a circular tube and a rectangular tube. The punching plates 202 are attached to both side surfaces of the first support 201, respectively.
One end of the first supporting member 201 is connected with a transmission shaft head, which is also used as a plug and is welded and fixed with one end of the first supporting member 201; the other end of the first supporting member 201 is connected to a stuffing box for sealing, thereby preventing water leakage.
A fine filter screen is covered on the punching plate 202, and clearance fit is adopted between the fine filter screen and the inner diameter of the filter cartridge 101.
The actuator 203 may be pneumatically, hydraulically, or by a reducer.
When the executor 203 starts, can drive the board 202 that punches a hole through first support piece 201 and realize just reversing to the upset angle of the board 202 that punches a hole is fixed, ensures that the board 202 that punches a hole when opening and close, can not bump with other butterfly boards, belt cleaning device and end between filtering, is favorable to spraying the washing.
Further, the plate assembly 200 further comprises a second support 205;
the second supporting piece 205 is arranged to intersect with the first supporting piece 201, and the second supporting piece 205 is communicated with the first supporting piece 201;
the number of the second supporting pieces 205 is at least one.
In the present embodiment, the second supporting member 205 is made of any one of a circular tube and a rectangular tube.
The number of the second supporting pieces 205 is one, and the first supporting pieces 201 are vertically crossed and connected with the second supporting pieces 205; a fan-shaped punching plate 202 is attached at a position where the first support 201 abuts the second support 205.
The perforated plate 202 is covered with a filter layer such as a filter screen or a laser perforated plate, and is tightly fitted or clearance-fitted to the inner diameter of the filter cartridge 101.
In order to ensure the supporting force of the two supporting pieces, rib plates can be used for supporting.
In other embodiments of the present invention, the number of the second supporting members 205 may be provided in plurality.
Further, the first supporting member 201 and the second supporting member 205 are both supporting pipes, spraying holes 206 are formed in the supporting pipes, and the number of the spraying holes 206 is multiple.
A plurality of spray holes 206 are evenly distributed on the two support pipes.
Further, a first sealing member 207 is coupled to one end of the first support 201,
the other end of the first support 201 is connected with a second sealing member 208.
The first sealing element 207 and the second sealing element 208 are stuffing boxes, and the two ends of the first supporting member 201 are sealed by the stuffing boxes, so that water leakage is avoided.
Further, the turning angle α of the punching plate 202 in the filter cartridge 101 ranges from 60 ° to 90 °.
In the present embodiment, the flip angle α of the punching plate 202 in the filter cartridge 101 is set to 75 °. Setting the maximum value of the flip angle α to 90 ° facilitates almost vertical opening when the diameter of the punching plate 202 is small in actual operation.
Further, a material feeding port 104 is arranged at the top of the extraction tank 100, and the material feeding port 104 is used for feeding materials;
the top of the extraction tank 100 is also provided with a liquid medicine inlet 105, and the liquid medicine inlet 105 is used for putting liquid medicine;
the top of the extraction tank 100 is also provided with a cleaning port 106, and a cleaning ball 107 is connected to the cleaning port 106.
In one embodiment of the present invention, the material feeding port 104 may adopt a manual structure, i.e. manual feeding; pneumatic structures, i.e. mechanical feeding, can also be used.
A cleaning ball 107 is connected to the cleaning opening 106 for cleaning.
Further, the bottom of the extraction tank 100 is connected with a bottom cover 108;
the bottom of the filter cartridge 101 is provided with a bottom filter screen 109, and a bottom cover 108 is connected to the bottom of the bottom filter screen 109.
The bottom screen 109 may be flat, arched or otherwise contoured.
The bottom filter screen 109 may be any one of a perforated plate, a multi-layer sintered screen, a perforated plate and filter screen composite, and a laser perforated plate.
In this embodiment, the filter cartridge 101 and the bottom filter screen 109 both adopt a composite structure of a punching plate and a filter screen.
Further, the liquid outlet pipe of the liquid outlet end 302 of the liquid medicine pump is connected with an extracting liquid outlet pipe 303, so that the extracting is conveniently carried out through the extracting liquid outlet pipe 303.
The layered dynamic extraction equipment for the materials has the following advantages:
firstly, the operation mode is similar to that of the traditional extraction tank, the mode of layered feeding is adopted, and the butterfly plate assembly 200 is matched to be fed into the corresponding area of the tank body for several times, so that the operation is convenient, and additional supporting facilities are not needed;
secondly, the materials are layered between the butterfly plate component 200 and the bottom filter screen 109, so that the stacking and floating effects can be reduced, water is fully absorbed, the solvent and the materials can move relatively in forced circulation, the extraction time is shortened, and the extraction yield is improved;
filter layers are arranged on the filter cartridge 101 and the butterfly plate assembly 200, so that the filter area is large, and the liquid outlet speed is high;
fourthly, the extraction tank 100 adopts a lower slag discharging mode, the bottom cover 108 and the butterfly plate assembly 200 are opened, the operation is convenient, and no new facility is added;
the filter cartridge 101 is internally provided with a cavity, the filter cartridge is not required to be disassembled for cleaning, the butterfly plate component 200 can rotate forwards and backwards at a certain angle, and the cleaning is simple;
the extraction yield can be effectively improved, the time and labor are saved, the extraction efficiency is high, the investment is less, and the automatic control of the production process can be realized.
As shown in fig. 13, the method for layered dynamic extraction of materials provided by the present invention comprises the following steps:
a. preparation of material charge
Closing the bottom cover 108, opening the material feeding port 104, and sequentially opening the plurality of disc assemblies 200 to enable the punching plate 202 of each disc assembly 200 to have a certain overturning angle alpha in the filter cartridge 101;
specifically, as shown in fig. 5, the disc plate assembly 200 is provided with three: 200a, 200b and 200c, the liquid outlet end of the liquid medicine pump 300 of the explosion-proof centrifugal pump is connected with three forced circulation ports 204a, 204b and 204c of three butterfly plate assemblies 200a, 200b and 200c in sequence;
opening the disc plate assemblies 200a, 200b, 200c of FIG. 5 in sequence;
the materials to be fed in advance are weighed and divided into three equal parts for standby, and then the material feeding port 104 is fed in a manual feeding mode.
b. Layered feeding
Pouring materials into the extraction tank 100 along the material feeding port 104, sequentially carrying out layered feeding, closing the corresponding upper butterfly plate assembly 200 after each feeding is finished, and arranging the punching plate 202 of each butterfly plate assembly 200 in the horizontal direction in the filter cartridge 101 after all the feeding is finished;
specifically, as shown in fig. 6, a first bag of material is fed into the extraction tank 100 along the material feeding port 104, and after the feeding is completed, the disc plate assembly 200a is closed; as shown in fig. 7, the second bag of material is then fed into the extraction tank 100 along the material feeding port 104, and after the feeding is completed, the disc plate assembly 200b is closed; as shown in fig. 8, finally, a third bag of material is fed into the extraction tank 100 along the material feeding port 104, and after the feeding is completed, the disc plate assembly 200c is closed; and after the feeding is finished, closing the material feeding port 104.
c. Dynamic extraction
Adding a solvent into the extraction tank 100 along the liquid medicine inlet 105 to soak the materials in the solvent, wherein the value range of the soaking time is between 30 minutes and 60 minutes;
specifically, the solvent is purified water, and the material is soaked in the purified water for 60 minutes;
starting the liquid medicine pump 300 to enable a pipeline indicated by an arrow in fig. 9 to be communicated, converging the solvent flowing down along the outer wall of the filter cylinder 101 with the liquid medicine flowing down the bottom filter screen 109, then flowing out along the mixed liquid outlet 102, entering the liquid medicine pump 300 through the liquid medicine pump inlet end 301, pressurizing by the liquid medicine pump 300, flowing out along the liquid medicine pump outlet end 302, and respectively entering the three first supporting pieces 201 and the second supporting piece 205 along the forced circulation ports 204a, 204b and 204c, and outwards spraying through the spraying holes 206 on each first supporting piece 201 to promote material disturbance and accelerate the interface update with the solvent, so that the dissolution efficiency is improved, and the solvent flows to the filter 101 and the bottom filter screen 109 after passing through the material layer;
d. discharging liquid
The pipeline is communicated in the direction indicated by the arrow shown in fig. 10, the extracting solution which flows downwards from the center to the outside passes through the filter cartridge 101, the punching plate 202 and the fine filter screen, flows out from the mixed solution outlet 102, is pressurized by the liquid medicine pump 300, is pumped out along the extracting solution outlet pipe 303 of the pipeline flowing out from the liquid medicine pump outlet 302, and is closed after no liquid is judged;
e. slag discharge and cleaning slag
Placing the slag car at the bottom of the extraction tank 100 in position, and opening the plurality of disc assemblies 200a, 200b, 200c from bottom to top in sequence as shown in fig. 11, so that the punching plate 202 of each disc assembly 200 has a turning angle of 75 ° in the filter cartridge 101;
opening the material feeding port 104, checking whether the adhering slag exists or not, cleaning the adhering slag, and if the adhering slag is more, blowing by using compressed air to clean the adhering slag;
f. cleaning of
Closing the bottom cover 108, closing an external valve of the mixed liquid outlet 102, injecting tap water into the cleaning water inlet 103 for spray cleaning, and simultaneously, alternately opening and closing the plurality of butterfly plate assemblies 200a, 200b and 200c or intermittently swinging the butterfly plate assemblies 200a, 200b and 200c for auxiliary slag removal;
if the tap water pressure is low, the cleaning water inlet 103 and the forced circulation ports 204a, 204b and 204c of each disc plate assembly 200 are opened in sequence, and pressurized spraying is performed by using the chemical liquid pump 300, which is shown in fig. 12;
after the cleaning, the cleaning liquid in the extraction tank 100 is discharged through the mixed liquid outlet 102.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (7)
1. A layered dynamic extraction device for materials is characterized by comprising an extraction tank (100), a disc plate component (200) and a liquid medicine pump (300);
a filter cylinder (101) is connected in the extraction tank (100);
the disc plate assemblies (200) are connected in the filter cartridge (101), and the number of the disc plate assemblies (200) is at least one;
one end of the disc plate assembly (200) can drive the disc plate assembly (200) to turn over along a certain angle in the filter cylinder (101);
a liquid inlet end (301) of the liquid medicine pump (300) is connected with a mixed liquid outlet (102) of the extraction tank (100), and the liquid inlet end (301) of the liquid medicine pump (300) is also connected with a cleaning water inlet (103) of external cleaning equipment; the liquid outlet end (302) of the liquid medicine pump (300) is connected with the other end of the disc plate component (200);
the disc plate assembly (200) comprises a first support (201) and a punching plate (202);
the punching plate (202) is connected to the first support (201), one end of the first support (201) penetrates through the side wall of the extraction tank (100) and is connected with an actuator (203), and the actuator (203) can drive the first support (201) to rotate, so that the punching plate (202) is turned over along a certain angle in the filter cylinder (101);
the other end of the first supporting piece (201) penetrates through the side wall of the extraction tank (100) to be connected with a forced circulation port (204), and the forced circulation port (204) is connected with a liquid outlet end (302) of the liquid medicine pump (300);
the media board assembly (200) further comprising a second support member (205);
the second support piece (205) is arranged to intersect with the first support piece (201), and the second support piece (205) is communicated with the first support piece (201);
the number of the second supports (205) is at least one;
the first supporting piece (201) and the second supporting piece (205) are supporting tubes, spraying holes (206) are formed in the supporting tubes, and the number of the spraying holes (206) is multiple.
2. The layered material dynamic extraction equipment as claimed in claim 1, wherein one end of the first support member (201) is connected with a first sealing member (207),
the other end of the first supporting part (201) is connected with a second sealing part (208).
3. The layered dynamic material extraction equipment as claimed in claim 1, wherein the turning angle α of the punching plate (202) in the filter cartridge (101) is in the range of 60 ° to 90 °.
4. The material layered dynamic extraction equipment as claimed in claim 1, wherein the top of the extraction tank (100) is provided with a material feeding port (104), and the material feeding port (104) is used for feeding materials;
the top of the extraction tank (100) is also provided with a liquid medicine inlet (105), and the liquid medicine inlet (105) is used for putting liquid medicine;
the top of the extraction tank (100) is also provided with a cleaning port (106), and a cleaning ball (107) is connected to the cleaning port (106).
5. The layered dynamic material extraction equipment as claimed in claim 1, wherein the bottom of the extraction tank (100) is connected with a bottom cover (108);
the bottom of cartridge filter (101) is equipped with bottom filter screen (109), bottom (108) are connected the bottom of bottom filter screen (109).
6. The layered dynamic material extraction equipment as claimed in claim 1, wherein an extract outlet pipe (303) is connected to an outlet pipe of the drug solution pumping end (302).
7. A material layered dynamic extraction method is characterized by comprising the following steps:
a. preparation of material charge
Closing the bottom cover (108), opening the material feeding port (104), and sequentially opening the plurality of disc assemblies (200) to enable the punching plate (202) of each disc assembly (200) to have a certain overturning angle alpha in the filter cartridge (101);
b. layered feeding
Pouring materials into the extraction tank (100) along a material feeding port (104), sequentially carrying out layered feeding, closing the corresponding upper-layer disc plate assembly (200) after each feeding is finished, and arranging the punching plate (202) of each disc plate assembly (200) in the horizontal direction in the filter cartridge (101) after all feeding is finished;
c. dynamic extraction
Adding a solvent into the extraction tank (100) along the liquid medicine inlet (105) to soak the materials in the solvent, wherein the value range of the soaking time is between 30 minutes and 60 minutes;
starting a liquid medicine pump (300), enabling a pipeline to be communicated, converging a solvent flowing down along an outer wall of a filter cylinder (101) and a liquid medicine flowing down from a bottom filter screen (109), then flowing out along a mixed liquid outlet (102), entering the liquid medicine pump (300) through a liquid medicine pump inlet end (301), pressurizing through the liquid medicine pump (300), flowing out along a liquid medicine pump outlet end (302), entering a first supporting piece (201) and a second supporting piece (205) along a forced circulation port (204), outwards spraying through a spraying hole (206), promoting material disturbance, accelerating the updating of an interface with the solvent, improving the dissolution efficiency, and enabling the solvent to flow to the filter cylinder (101) and the bottom filter screen (109) after passing through a material layer;
d. discharging liquid
The extracting solution which flows downwards from the center to the outside and passes through the filter cartridge (101) and the punching plate (202) flows out from the mixed solution outlet (102), is pressurized by the liquid medicine pump (300), is pumped out along an extracting solution outlet pipe (303) of a pipeline flowing out from a liquid outlet end (302) of the liquid medicine pump, and is closed after no liquid is judged;
e. slag discharge and cleaning slag
Placing the slag car at the bottom of an extraction tank (100), and sequentially opening a plurality of disc plate assemblies (200) from bottom to top to ensure that a punching plate (202) of each disc plate assembly (200) has a certain overturning angle alpha in a filter cylinder (101);
opening a material feeding port (104), checking whether the adhering slag exists or not, and cleaning the adhering slag;
f. cleaning of
Closing the bottom cover (108), closing the mixed liquid outlet (102), injecting tap water into the cleaning water inlet (103) for spray cleaning, and simultaneously alternately opening and closing the plurality of disc plate assemblies (200) or intermittently swinging the disc plate assemblies (200) for auxiliary slag removal;
if the tap water pressure is low, opening a cleaning water inlet (103) and a forced circulation port (204) of each disc plate assembly (200) in sequence, and performing pressurized spraying by using a liquid medicine pump (300);
after the cleaning is finished, the cleaning liquid in the extraction tank (100) is drained through the mixed liquid outlet (102).
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| CN111939639B (en) * | 2020-09-03 | 2021-09-17 | 安徽誉隆亚东药业有限公司 | Extraction equipment is used in production of naoan dripping pill |
| CN113318475A (en) * | 2021-04-27 | 2021-08-31 | 西藏农牧学院 | Method for separating active ingredients of fomes linnaeus from fomes linnaeus |
| CN117205608B (en) * | 2023-11-07 | 2024-02-09 | 河北绿诺食品有限公司 | Apple polyphenol extraction device |
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