CN115177977B

CN115177977B - Method and device for extracting gypenosides from whole herb of gynostemma pentaphylla in batches

Info

Publication number: CN115177977B
Application number: CN202210917594.7A
Authority: CN
Inventors: 曾亚平
Original assignee: Hunan Kaiyao Biotechnology Co ltd
Current assignee: Hunan Kaiyao Biotechnology Co ltd
Priority date: 2022-08-01
Filing date: 2022-08-01
Publication date: 2023-07-18
Anticipated expiration: 2042-08-01
Also published as: CN115177977A

Abstract

The invention discloses a method and a device for extracting gypenosides from whole herb of gynostemma pentaphylla in batches, and relates to the technical field of gypenosides extraction by gynostemma pentaphylla. The solvent extracted by the invention adopts tap water subjected to sterilization filtration to replace traditional organic solvents such as methanol, ethanol, acetone and the like, so that the pollution of the solvent to the environment is reduced, the treatment of wastewater is greatly simplified, the comfortable environment is provided for safe production, a flocculation method and microfiltration ultrafiltration are adopted in the process of purifying and removing impurities of products, the complicated procedures of column chromatography are omitted, a large amount of solvents are omitted, a large amount of heat energy is saved, the process is simple and convenient, the technology is reasonable, the device is economical and feasible, and the continuous chopping operation, conveying operation, extraction operation and filtering operation can be performed on the gynostemma pentaphylla raw material.

Description

Method and device for extracting gypenosides from whole herb of gynostemma pentaphylla in batches

Technical Field

The invention relates to the technical field of gynostemma pentaphylla extraction of gynostemma pentaphylla saponin, in particular to a method and a device for extracting gynostemma pentaphylla saponin in batches from whole herb.

Background

The gynostemma pentaphylla is a perennial grass vine plant of gynostemma in Cucurbitaceae, and is named as small bitter medicine, gynostemma pentaphylla, five-leaf vine, sweet tea vine, etc. and is distributed in China, korean, japan, india and southeast Asian areas, and has wild distribution in the main producing areas of China, such as Sichuan, guangxi, hunan, shanxi, jiangxi, etc. and most of the areas of Yangtze river and south. Gynostemma pentaphylla, bitter in taste and cold in nature, has the functions of clearing heat and detoxicating, relieving cough and eliminating phlegm, and is mainly used for treating infectious hepatitis, nephromenephritis, chronic tracheitis, gastroenteritis and other diseases. Modern pharmacological research proves that gynostemma pentaphylla is nontoxic, has no side effect and has the adaptogen effect of ginseng. It has anticancer effect, and can inhibit proliferation of lung cancer, metrocarcinoma, and hepatocarcinoma. Has the functions of resisting aging, enhancing the immunity of the organism, regulating the physiological balance of the human body, reducing the blood fat and blood sugar, and the gynostemma pentaphylla not only has good medical care function, but also can be used as raw materials of beverages, candies, health-care foods and cosmetics, and is a plant medicinal material with wide market prospect.

At present, in the existing process of extracting gynostemma pentaphylla saponin, the following technical defects exist in the industrialized and large-scale production process: 1. in the prior art, AB type resin is mostly adopted for adsorption, and ethanol with different concentrations is required to be adopted for gradient elution, so that the production efficiency in the production process is low, and the process steps are complicated; 2. in the prior art, the method for decoloring mostly adopts activated carbon (2% -5%) for adsorption filtration, and has the defects of complex process, high production cost and incomplete decoloring; 3. in the prior art, a plurality of methods of water extraction and alcohol precipitation are adopted, so that the loss of active ingredients is large, the extraction rate is low, the procedures are complicated, the cost is high, and the technical defects of industrial popularization are overcome; 4. in the industrialized and large-batch large-scale production process, continuous operation of collecting the extracting solution of the gynostemma pentaphylla cannot be realized, and excessive extraction times are required to waste a large amount of manpower resources and time and energy, so that the subsequent flocculation operation is unfavorable, stagnation among working procedures is caused, a large amount of gynostemma pentaphylla raw materials are wasted, even the effective components of the gynostemma pentaphylla raw material extracting solution are not fully utilized in the extraction process, and a large amount of materials and economy are wasted, so that the large-scale production of enterprises is unfavorable; 5. in the existing device, no device capable of enabling the gynostemma pentaphylla raw material extracting solution to be generated rapidly to the greatest extent exists, and no continuous integrated and integrated equipment for carrying out shredding operation, conveying operation, extracting operation and filtering operation on gynostemma pentaphylla exists.

Through searching, in the known prior art, the application number is CN201910467013.2, the application date is 20190531, and the preparation method of the gynostemma pentaphylla extract and the content measurement method of the gynostemma pentaphylla total saponins in the gynostemma pentaphylla extract are disclosed. The preparation method of the gynostemma pentaphylla extract comprises the following steps: taking dried whole herb of gynostemma pentaphylla, crushing, adding ethanol for heating reflux extraction, concentrating and drying the extracting solution to obtain the gynostemma pentaphylla extract; the dosage ratio of the gynostemma pentaphylla dried whole herb to the ethanol is 1g: 7-9 mL; the ethanol is an ethanol aqueous solution with the volume fraction of 65-75%; the heating reflux times are 3-4 times; the heating reflux time is 40-50 min each time. In the method, nontoxic ethanol is used as an extraction solvent, so that solvent residues caused by extraction with other toxic solvents are effectively avoided, and meanwhile, the method can extract high gynostemma pentaphylla total saponins. The prior art preparation process is distinct from the present application, which solves the technical problem that the prior art cannot solve, and has outstanding substantive features and remarkable progress, so that the prior art does not affect the novelty and creativity of the present application.

In view of the above, this department has developed a method and its apparatus for extracting gypenosides from whole herb of gynostemma pentaphylla in batches, specially used for solving the industrialized production problem in extracting gypenosides from whole herb of gynostemma pentaphylla in batches.

Disclosure of Invention

The invention aims at solving the problems and providing a method and a device for extracting gypenosides from whole gynostemma pentaphylla grass in batches.

In order to achieve the above purpose, the invention adopts the following technical scheme: a method for extracting gypenosides from whole herb of Gynostemma Pentaphyllum comprises the following steps:

step A: feeding gynostemma pentaphylla into a machine box from a feeding hopper position, starting a motor to carry out shredding operation and conveying operation on the gynostemma pentaphylla, continuously conveying 60-85 ℃ tap water subjected to sterilization filtration into an extraction box from a liquid conveying pipe position, repeatedly extracting the shredded gynostemma pentaphylla material in the extraction box, driving a second hydraulic cylinder, driving a movable plate to do lifting motion in the vertical direction and continuously extruding the shredded gynostemma pentaphylla material, driving a fourth hydraulic cylinder, driving a material supporting plate and a bulk material rod to carry out puffing bulk material operation on the compacted gynostemma pentaphylla material, continuously entering the extraction box from a liquid outlet hole on the material supporting plate, continuously entering a filtering box from a material extruding liquid through the position of the through hole, carrying out filtering operation on the filtering box, driving a liquid pump, and outputting an extracting liquid from the position of the second conveying pipe;

and (B) step (B): the second conveying pipe conveys the extracting solution to a flocculation tank, the extracting solution is cooled to about 30 ℃, 3% of polyaluminum chloride solution is slowly added from a head tank, and when small alum flowers appear, the feeding is stopped, and stirring is carried out for 15 minutes; slowly adding 0.3% polyacrylamide solution into another overhead tank, gradually converting small alum blossom into large-sized snowflake-like floats, stopping stirring and standing to generate precipitate, and filtering to obtain flocculation liquid;

step C: carrying out ultrafiltration treatment on flocculated liquid after microfiltration by a ceramic membrane, controlling the pH to 7, carrying out ultrafiltration under the condition that the temperature is 40 ℃ and the operating pressure of the liquid is 0.1mpa at the flow rate of 530ml/min, collecting ultrafiltrate, pumping the ultrafiltrate into a heater of a single-effect concentrator, opening a heating steam valve to enable the liquid to moderately boil and evaporate, stopping heating steam when the concentration specific gravity of the liquid is 1.15-1.25, and stopping a vacuum pump to discharge concentrated liquid;

step D: opening a vacuum valve of the spray dryer, sucking concentrated solution, opening a steam valve to heat feed liquid, adjusting the valve to enable the pressure in the material pressing tank to be 0.04-0.08mpa, enabling the feed liquid to be hydraulically conveyed to a nozzle for spray drying, and collecting dried powder;

step E: the content of the total glycoside of the gynostemma pentaphylla is measured by an ultraviolet-visible spectrophotometer, and the detection standard is controlled as follows: the content of the total glycosides of the gynostemma pentaphylla is controlled to be more than 82.7%, the yield is more than 3.475%, and the extraction rate is more than 57.89%.

As a further optimization of the invention, the device comprises a machine box and a feeding hopper, wherein a shredding part for shredding gynostemma pentaphylla is arranged in the machine box, a conveying part arranged below the shredding part conveys shredded gynostemma pentaphylla materials to an extracting part for preparing extracting solution, the extracting part comprises a perfusion tube, an extracting box, a material supporting plate and a bulk material rod, and a filtering part for filtering the extracting solution is arranged below the extracting part.

As a further optimization of the invention, the chopping part comprises a driving rotating shaft and a driven rotating shaft which are vertically and rotatably arranged, chopping cutterheads are arranged on the driving rotating shaft and the driven rotating shaft, a discharge hole is arranged on a partition plate below the chopping cutterhead, and a discharge plate is arranged above the partition plate and on the driven rotating shaft.

As a further optimization of the invention, the driven gear above the driven rotating shaft is meshed with the driving gear above the driving rotating shaft for transmission, and the top of the driving rotating shaft is connected with the output shaft end of the motor.

As a further optimization of the invention, the conveying part comprises a driven bevel gear arranged at the lower end of the driven rotating shaft, the driven bevel gear is meshed with a driving bevel gear on the conveying shaft for transmission, a spiral blade is arranged on the conveying shaft, a discharge opening and a material guiding pipe are arranged below one end of the conveying shaft, a material blocking plate arranged in the discharge opening is connected with the telescopic shaft end of the first hydraulic cylinder, the lower part of the material guiding pipe is connected with an extraction box in an extending manner, an opening is arranged on the side wall of the extraction box, and a baffle plate in the opening is connected with the telescopic shaft end of the third hydraulic cylinder.

As a further optimization of the invention, the lower part of the infusion tube is provided with the shell and the waterproof cover, the waterproof cover is in a shape of a cone with a big upper part and a small lower part, the lower end part of the waterproof cover is provided with the elastic sleeve which is sleeved on the top of the material supporting plate, and the water outlet of the infusion tube is arranged right above the material supporting plate.

As a further optimization of the invention, the top of a movable plate arranged in the extraction box is connected with the telescopic shaft end of a second hydraulic cylinder, a sliding block on the movable plate is matched with a guide rail on the inner wall of the extraction box, a groove is arranged in the movable plate, a guide block of which a guide rod penetrates through one end part of a telescopic rod is arranged on the inner wall of the groove, a spring is wound on the telescopic rod, an arc-shaped plate at one end of the telescopic rod contacts and presses the outer wall of a material supporting plate, and a corrugated pipe is arranged outside the telescopic rod.

As a further optimization of the invention, the material supporting plate is of a C-shaped plate structure, the outer wall of the upper end of the material supporting plate is connected with the telescopic shaft end of the fourth hydraulic cylinder, a plurality of through holes are formed in the bottom of the extraction box, liquid outlet holes are formed in the lower portion of the material supporting plate at intervals, two material supporting plates are arranged oppositely, an inserting block embedded in the end face of one material supporting plate is inserted into a connecting sleeve on the opposite face, the material supporting plate is connected with a clamping block through a connecting block, a plurality of bulk cargo rods are arranged on the outer wall of the clamping block, and a connecting ring on the clamping block is connected with a connecting ring on the opposite clamping block through an elastic connecting rope.

As a further refinement of the invention, the bottom of the material supporting plate is connected to the bracket by means of screws, and the insert plate arranged in the bracket extends into the insert sleeve of the opposite bracket.

As a further optimization of the invention, the filtering part comprises a filtering box body, a filter screen is arranged in the filtering box body, a first conveying pipe at the lower part of the filtering box body is connected with a liquid pump input end, and a liquid pump output end is connected with a second conveying pipe.

The invention has the beneficial effects that: the invention provides a method and a device for extracting gypenosides from whole herb of gynostemma pentaphylla in batches, wherein the extracted solvent adopts tap water subjected to sterilization filtration to replace traditional organic solvents such as methanol, ethanol, acetone and the like, so that the pollution of the solvent to the environment is reduced, the treatment of wastewater is greatly simplified, meanwhile, a comfortable environment is provided for safe production, a flocculation method and microfiltration ultrafiltration are adopted in the process of purifying and removing impurities of products, the complicated procedures of column chromatography are omitted, a large amount of solvents are omitted, a large amount of heat energy is saved, the process is simple and convenient, the technology is reasonable, the device is economical and feasible, the chopping operation, the conveying operation, the extraction operation and the filtering operation can be continuously carried out on gynostemma pentaphylla raw materials, the industrial and large-scale production requirements of enterprises are met, and economic benefits are created for the enterprises.

The invention is provided with the extracting part, the staff sends the gynostemma pentaphylla material into the machine box from the feeding hopper position, the driving motor, the driving rotating shaft and the driven rotating shaft do rotary motion, the cutter disc performs cutting operation on the gynostemma pentaphylla material, the gynostemma pentaphylla material is cut into small blocks, the follow-up extracting operation is facilitated, the discharging plate and the driven rotating shaft do rotary motion together, the cut gynostemma pentaphylla material can be pushed out downwards from the discharging hole position, the basis is provided for the follow-up conveying operation, the driven bevel gear meshes with the driving bevel gear on the conveying shaft for transmission when the driven rotating shaft does rotary motion, the conveying shaft and the spiral blade continuously convey the material to the discharging hole position and enter the material guiding pipe from the discharging hole position, then get into wherein for subsequent extraction operation from the lateral part of extraction box, drive fourth pneumatic cylinder, the gynostemma pentaphylla material through the compaction is propped up the outward of flitch and bulk cargo pole and is strutted and become loose, in the continuous interpolation material, compaction, loose in-process, realize constantly carrying out extraction operation, guarantee the serialization of production in the maximum extent, scale and batchization operation, the telescopic link can shrink and get into in the recess, the bellows plays the effect of isolation, drive fourth pneumatic cylinder, the gynostemma pentaphylla material through the compaction is propped up outward of flitch and bulk cargo pole and is strutted and become loose, in the process that the flitch was strutted to prop up, the fixture block passes through the connecting block fixed setting on propping up the flitch, the bulk cargo pole is given the gynostemma pentaphylla material of compaction and is scattered.

Drawings

Fig. 1 is a schematic diagram of a front view structure of the present invention.

Fig. 2 is a schematic view of the front view of the cutting portion of the present invention.

Fig. 3 is a schematic diagram of a front view of the position of the extraction part according to the present invention.

Fig. 4 is a schematic front view of the movable plate of the extraction unit of the present invention in a pressed state.

Fig. 5 is an enlarged partial view of the arcuate plate of the present invention at its location.

Fig. 6 is an enlarged partial schematic view of the carriage of the present invention in position.

Fig. 7 is a schematic structural diagram of the material supporting plate in a top view.

Fig. 8 is an enlarged partial schematic view of the insert block of fig. 7 at a position.

Fig. 9 is a schematic top view of the material supporting plate in the open state.

Fig. 10 is an enlarged schematic view of a portion of the insert block of fig. 9.

The text labels in the figures are expressed as: 1. a case body; 2. a cutting section; 3. a conveying section; 4. an extraction unit; 5. a filtering part; 6. feeding into a hopper; 201. a driven gear; 202. a driven rotating shaft; 203. a driving rotating shaft; 204. a motor; 205. a drive gear; 206. cutting up a cutter head; 207. a stripper plate; 208. a partition plate; 209. a discharge port; 301. a driven bevel gear; 302. a drive bevel gear; 303. a helical blade; 304. a conveying shaft; 305. a discharge port; 306. a striker plate; 307. a first hydraulic cylinder; 308. a material guiding pipe; 401. a second hydraulic cylinder; 402. an infusion tube; 403. a slide block; 404. a movable plate; 405. a guide rail; 406. an extraction box; 407. an opening; 408. a third hydraulic cylinder; 409. a baffle; 410. a bulk material rod; 411. a through hole; 412. a fourth hydraulic cylinder; 413. a housing; 414. a waterproof cover; 415. a groove; 416. a guide rod; 417. a guide block; 418. a spring; 419. a telescopic rod; 420. a bellows; 421. an arc-shaped plate; 422. a material supporting plate; 423. a liquid outlet hole; 424. a screw; 425. a bracket; 426. inserting plate; 427. a clamping block; 428. a connecting block; 429. a connecting ring; 430. an elastic connecting rope; 431. inserting blocks; 501. a filter box; 502. a filter screen; 503. a first delivery tube; 504. a liquid pump; 505. and a second delivery pipe.

Description of the embodiments

In order that those skilled in the art may better understand the technical solutions of the present invention, the following detailed description of the present invention with reference to the accompanying drawings is provided for exemplary and explanatory purposes only and should not be construed as limiting the scope of the present invention.

As shown in fig. 1 to 10, the specific structure of the present invention is: a method for extracting gypenosides from whole herb of Gynostemma Pentaphyllum comprises the following steps:

step A: the method comprises the steps of feeding gynostemma pentaphylla into a machine box 1 from a feeding hopper 6 position, starting a motor 204 to carry out shredding operation and conveying operation on the gynostemma pentaphylla, continuously conveying 60-85 ℃ tap water subjected to degerming filtration into an extraction box 406 from a transfusion tube 402 position, repeatedly carrying out extraction operation on shredded gynostemma pentaphylla materials in the extraction box 406, driving a second hydraulic cylinder 401, driving a movable plate 404 to make lifting motion in the vertical direction and continuously squeeze shredded gynostemma pentaphylla materials, driving a fourth hydraulic cylinder 412, carrying out puffing bulk material operation on compacted gynostemma pentaphylla materials by a material supporting plate 422 and a bulk material rod 410, continuously entering the extraction box 406 from a liquid outlet 423 on the material supporting plate 422, continuously entering a filtering box 501 from a through hole 411 position, carrying out filtering operation on the filtering box 501, and driving a liquid pump 504, and outputting extracting liquid from a second conveying tube 505 position;

and (B) step (B): the second conveying pipe 505 conveys the extracting solution to a flocculation tank, the extracting solution is cooled to about 30 ℃, 3% of polyaluminum chloride solution is slowly added from a head tank, and when small alum blossom appears, the feeding is stopped, and stirring is carried out for 15 minutes; slowly adding 0.3% polyacrylamide solution into another overhead tank, gradually converting small alum blossom into large-sized snowflake-like floats, stopping stirring and standing to generate precipitate, and filtering to obtain flocculation liquid;

The utility model provides a device of whole grass batch extraction gynostemma pentaphylla saponin of gynostemma pentaphylla, including quick-witted box 1 and income hopper 6, the gynostemma pentaphylla material is sent into quick-witted box 1 from income hopper 6 position department, set up the shredding portion 2 that is used for shredding gynostemma pentaphylla in the quick-witted box 1, shredding portion 2 plays the effect of carrying out shredding operation to the gynostemma pentaphylla material, the conveying portion 3 that shredding portion 2 below set up carries the extraction portion 4 that is used for preparing the extract with the gynostemma pentaphylla material after shredding, conveying portion 3 plays the effect of carrying out conveying operation, extraction portion 4 includes transfer line 402, extract tank 406, support flitch 422 and bulk cargo pole 410, extraction portion 4 below sets up the filter portion 5 that is used for filtering the extract, in the in-process that extraction portion 4 carries out extraction operation, the fly leaf 404 is continuous and is done vertical ascending and descending motion, thereby realize carrying out the operation of extracting filtrate to the gynostemma pentaphylla material after shredding, in the continuous extraction process, the extract is continuously extruded from the gynostemma pentaphylla material and is compacted, the effect is taken away from the material that can be carried out continuous material through support flitch pole 410.

As a specific embodiment of the present invention, in order to facilitate continuous shredding operation on a large amount of gynostemma pentaphylla materials, the shredding portion 2 includes a driving shaft 203 and a driven shaft 202 which are vertically rotatably disposed, shredding discs 206 are disposed on the driving shaft 203 and the driven shaft 202, a discharging hole 209 is disposed on a partition 208 below the shredding discs 206, a discharging plate 207 is disposed above the partition 208 and on the driven shaft 202, a driving motor 204 rotates the driving shaft 203 and the driven shaft 202, the shredding discs 206 shred gynostemma pentaphylla materials into small blocks, so that the shredded gynostemma pentaphylla materials can be pushed out downwards from the position of the discharging hole 209 when the discharging plate 207 rotates together with the driven shaft 202, and a basis is provided for subsequent conveying operation.

As a specific embodiment of the invention, in order to facilitate continuous shredding operation on a large amount of gynostemma pentaphylla materials, a driven gear 201 above a driven rotating shaft 202 is meshed with a driving gear 205 above a driving rotating shaft 203 for transmission, the top of the driving rotating shaft 203 is connected with the output shaft end of a motor 204, the motor 204 is driven, the driving gear 205 above the driving rotating shaft 203 drives the driven gear 201 above the driven rotating shaft 202 to perform rotary motion, and a shredding cutter 206 shreds gynostemma pentaphylla materials into small blocks, thereby providing a basis for subsequent extraction operation.

As a specific embodiment of the invention, in order to facilitate conveying the minced gynostemma pentaphylla material to a next process for extraction operation, the conveying part 3 comprises a driven bevel gear 301 arranged at the lower end of the driven rotating shaft 202, the driven bevel gear 301 is in meshed transmission with a driving bevel gear 302 on the conveying shaft 304, a spiral blade 303 is arranged on the conveying shaft 304, a discharge port 305 and a material guide pipe 308 are arranged below one end of the conveying shaft 304, a baffle 306 arranged in the discharge port 305 is connected with a telescopic shaft end of a first hydraulic cylinder 307, the lower part of the material guide pipe 308 is extended and connected with an extraction box 406, an opening 407 is arranged on the side wall of the extraction box 406, a baffle 409 in the opening 407 is connected with a telescopic shaft end of a third hydraulic cylinder 408, the first hydraulic cylinder 307 is driven, the baffle 306 is opened outwards, when the driven rotating shaft 202 makes a rotating motion, the driven bevel gear 301 is meshed with the driving bevel gear 302 on the conveying shaft 304, the material is continuously conveyed to the discharge port 305 through the spiral blade on the conveying shaft 304, and enters the material guide pipe 308 from the position of the discharge port 305, and then enters the side of the extraction box 406 for preparation of subsequent extraction operation.

As a specific embodiment of the present invention, in order to facilitate providing tap water as a solvent in the extraction process, the lower portion of the infusion tube 402 is provided with a casing 413 and a waterproof cover 414, the waterproof cover 414 is in a shape of big top and small bottom, the lower end portion of the waterproof cover is provided with an elastic sleeve and is sleeved at the top of the support plate 422, the water outlet port of the infusion tube 402 is arranged right above the support plate 422, the infusion tube 402 is externally connected with tap water subjected to sterilization filtration, the tap water is injected into the extraction box 406 from the position of the liquid outlet 423 of the support plate 422, the casing 413 and the waterproof cover 414 play a role in isolation, the waterproof cover 414 is in a bucket-shaped structure made of waterproof flexible materials, the lower end portion of the waterproof cover is sleeved at the top of the support plate 422 by adopting an elastic sleeve, and the lower portion of the waterproof cover 414 is adaptively enlarged or reduced along with the support plate 422 being opened or contracted.

As a specific embodiment of the invention, in order to facilitate the extraction operation that the movable plate 404 can repeatedly squeeze and extract filtrate from materials, the top of the movable plate 404 arranged in the extraction box 406 is connected with the telescopic shaft end of the second hydraulic cylinder 401, the sliding block 403 on the movable plate 404 is matched with the guide rail 405 on the inner wall of the extraction box 406, the movable plate 404 is internally provided with the groove 415, the guide rod 416 arranged on the inner wall of the groove 415 penetrates through the guide block 417 on one end of the telescopic rod 419, the telescopic rod 419 is wound with the spring 418, the arc plate 421 on one end of the telescopic rod 419 contacts and presses the outer wall of the supporting plate 422, the bellows 420 is arranged on the outer side of the telescopic rod 419, the second hydraulic cylinder 401 is driven, the movable plate 404 performs lifting motion in the vertical direction, the materials in the extraction box 406 are squeezed, the gynostemma material is squeezed out of the filtrate and taken away by tap water, the fourth hydraulic cylinder 412 is driven, the compacted gynostemma pentaphylla material is stretched outwards by the supporting plate 422 and the bulk material rod 410 to be loosened, and continuously extracted from the source is realized in the process of continuously adding materials, compacting and loosening, the material is continuously scaled up and contracted, and the telescopic rod 415 can be isolated to the inside the groove 420.

As a specific embodiment of the present invention, in order to facilitate the extraction operation of repeatedly squeezing and extracting filtrate from the material by the movable plate 404, the material supporting plate 422 has a C-shaped plate structure, the outer wall of the upper end of the material supporting plate 422 is connected with the telescopic shaft end of the fourth hydraulic cylinder 412, a plurality of through holes 411 are provided at the bottom of the extraction tank 406, the lower part of the material supporting plate 422 is provided with liquid outlet holes 423 at intervals, two material supporting plates 422 are oppositely arranged, the insertion block 431 embedded in the end face of one material supporting plate 422 is inserted into the opposite connecting sleeve, the material supporting plate 422 is connected with the clamping block 427 through the connecting block 428, a plurality of bulk material rods 410 are provided on the outer wall of the clamping block 427, the connecting ring 429 on the clamping block 427 is connected with the connecting ring 429 on the opposite side 427 through the elastic connecting rope 430, the fourth hydraulic cylinder 412 is driven, the compacted gynostemma material is outwards spread by the material supporting plate 422 and the bulk material rods 410 to be loosened, and during the spreading of the material supporting plate 422, the clamping block 427 is fixedly arranged on the material supporting plate 422 through the connecting block 428.

As a specific embodiment of the present invention, in order to facilitate the extraction operation that the movable plate 404 can repeatedly squeeze and extract the filtrate from the material, the bottom of the material supporting plate 422 is connected to the bracket 425 by the screw 424, the plug board 426 provided in the bracket 425 extends into the socket sleeve of the opposite bracket 425, the bracket 425 and the plug board 426 play a role in preventing tap water from flowing out from the bottom of the material supporting plate 422, or the material supporting plate 422 may be directly implemented by adopting an elastic isolation pad, or the bottom of the material supporting plate 422 is blocked by adopting a flexible waterproof material, which are not described in detail herein.

As a specific embodiment of the present invention, in order to facilitate the filtering operation of filtering and extracting the filtrate from the material, the filtering portion 5 includes a filtering box 501, a filter screen 502 is disposed inside the filtering box 501, a first conveying pipe 503 at a lower portion of the filtering box 501 is connected to an input end of a liquid pump 504, an output end of the liquid pump 504 is connected to a second conveying pipe 505, the filter screen 502 plays a role in filtering, and the liquid pump 504 is to be filtered.

The invention has the specific working principle that: the staff sends the gynostemma pentaphylla material into the machine box 1 from the position of the feeding hopper 6, the driving motor 204, the driving rotating shaft 203 and the driven rotating shaft 202 do rotary motion, the cutter disc 206 performs cutting operation on the gynostemma pentaphylla material, the gynostemma pentaphylla material is cut into small blocks, the follow-up extraction operation is facilitated, when the discharging plate 207 and the driven rotating shaft 202 do rotary motion together, the cut gynostemma pentaphylla material can be pushed downwards from the position of the discharging hole 209, the basis is provided for the follow-up conveying operation, when the driven rotating shaft 202 does rotary motion, the driven bevel gear 301 is meshed with the driving bevel gear 302 on the conveying shaft 304 for transmission, the conveying shaft 304 and the spiral blade 303 continuously convey the material to the position of the discharging hole 305, the material enters the material guiding pipe 308 from the position of the discharging hole 305, and then enters the material guiding pipe 308 from the side part of the extracting box 406, in preparation for the subsequent extraction operation, the fourth hydraulic cylinder 412 is driven, the compacted gynostemma pentaphylla material is outwards spread by the material spreading plate 422 and the bulk material rod 410 to be loosened, the continuous extraction operation is realized in the continuous material adding, compacting and loosening processes, the continuous, large-scale and batched production operation is ensured to the greatest extent, the telescopic rod 419 can be contracted into the groove 415, the corrugated pipe 420 plays an isolating role, the fourth hydraulic cylinder 412 is driven, the compacted gynostemma pentaphylla material is outwards spread by the material spreading plate 422 and the bulk material rod 410 to be loosened, and the clamping block 427 is fixedly arranged on the material spreading plate 422 through the connecting block 428 in the spreading process of the material spreading plate 422, and the bulk material rod 410 spreads the compacted gynostemma pentaphylla material.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present invention and its core ideas. The foregoing is merely illustrative of the preferred embodiments of this invention, and it is noted that there is objectively no limit to the specific structure disclosed herein, since numerous modifications, adaptations and variations can be made by those skilled in the art without departing from the principles of the invention, and the above-described features can be combined in any suitable manner; such modifications, variations and combinations, or the direct application of the inventive concepts and aspects to other applications without modification, are contemplated as falling within the scope of the present invention.

Claims

1. The device for producing the gypenosides is characterized by comprising a machine box body (1) and a feeding hopper (6), wherein a shredding part (2) for shredding the gypenosides is arranged in the machine box body (1), a conveying part (3) arranged below the shredding part (2) conveys shredded gypenosides to an extraction part (4) for preparing extracting solution, the extraction part (4) comprises a transfusion tube (402), an extraction box (406), a supporting plate (422) and a bulk cargo rod (410), a filtering part (5) for filtering the extracting solution is arranged below the extraction part (4), a shell (413) and a waterproof cover (414) are arranged at the lower part of the transfusion tube (402), the waterproof cover (414) is in a conical shape, the lower end part of the waterproof cover is provided with an elastic sleeve, the top of the supporting plate (422), a water outlet port of the transfusion tube (402) is arranged right above the supporting plate (422), the top of a movable plate (404) arranged in the extraction box (406) is connected with the shaft end of a second hydraulic cylinder (401), a guide rail (415) arranged on the movable plate (403) is arranged on the inner wall of the guide rail (416) and penetrates through an upper groove (419) of the guide rail (415) of the guide rail (418) which is arranged on the upper end part of the guide rail (419), the arc (421) of telescopic link (419) one end touch the outer wall of pressing and prop flitch (422), telescopic link (419) outside sets up bellows (420), prop flitch (422) and be C template column structure, prop the flexible axle head of flitch (422) upper end outer wall connection fourth pneumatic cylinder (412), draw case (406) bottom to set up a plurality of through-holes (411), prop flitch (422) lower part interval and set up out liquid hole (423), two prop flitch (422) and set up relatively, insert in inserting piece (431) that embedding set up on one of them prop flitch (422) terminal surface inserts the adapter sleeve of face, prop flitch (422) and connect fixture block (427) through connecting piece (428), set up a plurality of bulk cargo poles (410) on fixture block (427) outer wall, go-between (429) on opposite fixture block (427) are connected through elastic connection rope (430), prop flitch (422) bottom and pass through screw (424) connecting bracket (425), insert board (426) that set up in bracket (425) stretches into in the socket of opposite bracket (425).

2. The device for producing gynosaponin according to claim 1, wherein the shredding portion (2) comprises a driving rotating shaft (203) and a driven rotating shaft (202) which are vertically arranged in a rotating manner, shredding cutterhead (206) is arranged on each of the driving rotating shaft (203) and the driven rotating shaft (202), a discharging hole (209) is formed in a partition plate (208) below the shredding cutterhead (206), and a discharging plate (207) is arranged above the partition plate (208) and on the driven rotating shaft (202).

3. The device for producing gypenosides according to claim 2, characterized in that the driven gear (201) above the driven rotating shaft (202) is meshed with the driving gear (205) above the driving rotating shaft (203), and the top of the driving rotating shaft (203) is connected with the output shaft end of the motor (204).

4. A device for producing gypenosides according to claim 3, characterized in that the conveying part (3) comprises a driven bevel gear (301) arranged at the lower end of the driven rotating shaft (202), the driven bevel gear (301) is in meshed transmission with a driving bevel gear (302) arranged on the conveying shaft (304), a spiral blade (303) is arranged on the conveying shaft (304), a discharge opening (305) and a material guiding pipe (308) are arranged below one end of the conveying shaft (304), a baffle plate (306) arranged in the discharge opening (305) is connected with the telescopic shaft end of the first hydraulic cylinder (307), the lower part of the material guiding pipe (308) is extended to be connected with an extraction box (406), an opening (407) is arranged on the side wall of the extraction box (406), and a baffle plate (409) in the opening (407) is connected with the telescopic shaft end of the third hydraulic cylinder (408).

5. The device for producing gynosaponin according to claim 4, wherein the filtering part (5) comprises a filtering box body (501), a filter screen (502) is arranged inside the filtering box body (501), a first conveying pipe (503) at the lower part of the filtering box body (501) is connected with the input end of a liquid pump (504), and the output end of the liquid pump (504) is connected with a second conveying pipe (505).

6. A method for extracting gypenosides from gypenosides in batches from gypenosides whole herb, which is characterized by using the device for producing gypenosides according to claim 5, comprising the following production steps:

step A: the method comprises the steps of feeding gynostemma pentaphylla into a machine box body (1) from a feeding hopper (6), starting a motor (204) to carry out shredding operation and conveying operation on the gynostemma pentaphylla, continuously conveying 60-85 ℃ tap water subjected to sterilization and filtration into an extraction box (406) from a transfusion tube (402), repeatedly carrying out extraction operation on shredded gynostemma pentaphylla materials in the extraction box (406), driving a second hydraulic cylinder (401), enabling a movable plate (404) to do lifting motion in the vertical direction and continuously extruding shredded gynostemma pentaphylla materials, driving a fourth hydraulic cylinder (412), enabling a material supporting plate (422) and a bulk material rod (410) to carry out bulk material bulking operation on compacted gynostemma pentaphylla materials, continuously entering the extraction box (406) from a liquid outlet hole (423) on the material supporting plate (422), continuously entering the filter box (501) from a through hole (411), carrying out filtration operation on the filter box (501), and driving a liquid pump (504) to output extraction liquid from a second conveying tube (505) position;

and (B) step (B): the second conveying pipe (505) conveys the extracting solution to a flocculation tank, the extracting solution is cooled to 30 ℃, 3% of polyaluminum chloride solution is slowly added from a head tank, and when small alum flowers appear, the feeding is stopped, and stirring is carried out for 15 minutes; slowly adding 0.3% polyacrylamide solution into another overhead tank, gradually converting small alum blossom into large-sized snowflake-like floats, stopping stirring and standing to generate precipitate, and filtering to obtain flocculation liquid;