CN115608045B - Polypeptide extraction equipment for pet food and process thereof - Google Patents
Polypeptide extraction equipment for pet food and process thereof Download PDFInfo
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- CN115608045B CN115608045B CN202211270341.1A CN202211270341A CN115608045B CN 115608045 B CN115608045 B CN 115608045B CN 202211270341 A CN202211270341 A CN 202211270341A CN 115608045 B CN115608045 B CN 115608045B
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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
- B01D36/04—Combinations of filters with settling tanks
- B01D36/045—Combination of filters with centrifugal separation devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
- B01D17/02—Separation of non-miscible liquids
- B01D17/0208—Separation of non-miscible liquids by sedimentation
- B01D17/0214—Separation of non-miscible liquids by sedimentation with removal of one of the phases
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
- B01D17/12—Auxiliary equipment particularly adapted for use with liquid-separating apparatus, e.g. control circuits
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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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- 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
- B01D36/003—Filters in combination with devices for the removal of liquids
- B01D36/006—Purge means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/14—Ultrafiltration; Microfiltration
- B01D61/18—Apparatus therefor
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Abstract
The invention relates to the technical field of animal polypeptide extraction, in particular to polypeptide extraction equipment for pet food and a process thereof. The technical problems are as follows: in the extraction process of the bonito polypeptide powder, the grease in the viscera of the bonito can be separated out due to the need of multiple times of separation, and the separation difficulty is high due to the fact that the viscera of the bonito are positioned at the bottom layer of the solution and the grease is positioned on the surface of the solution. The technical proposal is as follows: a polypeptide extraction device for pet food comprises a foot, a centrifugal component and the like; the upper parts of the four feet are connected with centrifugal components. According to the invention, through the cooperation of the centrifugal component and the separation component, the mixed solution after enzymolysis is subjected to centrifugal operation, the bonito viscera of the mixed solution are separated from the solution, and the bonito viscera are limited in the separation component, so that the problem that the purification of the subsequent bonito polypeptide liquid is affected by the bonito viscera, namely, a large amount of bonito viscera block the first ultrafiltration membrane and the second ultrafiltration membrane, and the filtration rate of the first ultrafiltration membrane and the second ultrafiltration membrane is low is avoided.
Description
Technical Field
The invention relates to the technical field of animal polypeptide extraction, in particular to polypeptide extraction equipment for pet food and a process thereof.
Background
The bonito polypeptide powder is produced as a high-quality pet nutritional food strictly according to an ISO22000 food management system, and has the characteristics of inherent functionality, low sensitivity, nutrition and the like of polypeptide raw materials; meanwhile, the flavor is rich and mellow, the palatability and the mouth resistance are good, and the flavor has obvious advantages in the aspects of freshness, antioxidation and the like;
in the prior art, in the extraction process of the bonito polypeptide powder, oil in the bonito viscera can be separated out due to the fact that the oil needs to be separated for many times, and the separation difficulty is high because the bonito viscera are positioned at the bottom layer of the solution and the oil is positioned on the surface of the solution, the solution needs to be separated for two or more times in the existing separation mode, in the process, the solution needs to be transferred for many times, but in the transfer process, the solution remains on the filter cloth more, so that the loss of the extracted bonito polypeptide liquid extracted by the solution is excessive.
Disclosure of Invention
In order to overcome the defect that in the extraction process of the bonito polypeptide powder, oil in the bonito viscera can be separated out due to the fact that multiple times of separation are needed, and the separation difficulty is high due to the fact that the bonito viscera are positioned at the bottom layer of a solution and the oil is positioned on the surface of the solution, the invention provides polypeptide extraction equipment for pet food and a process thereof.
The technical proposal is as follows: the polypeptide extraction equipment for the pet food comprises a bottom foot, a centrifugal component, a separation component, a filter plate, a separation component, a second connecting pipe, a spring telescopic scraper, a cutter, an air tap, bristles, a filter component and a conical barrel; the upper parts of the four feet are connected with centrifugal components; the inner lower part of the centrifugal component is provided with a plurality of annular array separation components; each separation component is connected with four filter plates for filtering and limiting viscera of fish, and the four filter plates are distributed in a rectangular shape; the separation assembly is arranged at the inner upper part of the separation assembly; the separation assembly is connected with four second connecting pipes which are arranged in an annular array and are used for introducing condensed gas; the outer surface of each second connecting pipe is fixedly connected with two symmetrically arranged spring telescopic scrapers for scraping solidified grease; the outer surface of each second connecting pipe is fixedly connected with a plurality of cutters which are distributed at equal intervals and are used for cutting the solidified grease; two groups of cutters which are symmetrically arranged are distributed between the two spring telescopic scrapers in a staggered way; the outer surface of each second connecting pipe is connected with a plurality of equally distributed air nozzles for spraying condensed gas; the outer surface of each second connecting pipe is connected with a plurality of equally distributed bristles for cleaning solidified grease; a filtering component is commonly connected among the four feet; the filter component is connected with the centrifugal component; the filter component is connected with a conical cylinder, the conical cylinder is connected with four feet, and the conical cylinder is connected with the centrifugal component.
As an improvement of the scheme, the whole conical cylinder is in a round table structure with a small upper part and a large lower part.
As an improvement of the scheme, the centrifugal assembly comprises a first connecting plate, a first annular sliding rail, a first electric sliding block, a first connecting ring, a connecting frame, a second annular sliding rail, a second electric sliding block, a second connecting ring, a second connecting plate, a kettle cover and a kettle body; the upper parts of the four feet are fixedly connected with first connecting plates; the upper surface of the first connecting plate is fixedly connected with a first annular sliding rail; the outer surface of the first annular sliding rail is connected with four annular arrays of first electric sliding blocks in a sliding manner; the upper parts of the four first electric sliding blocks are fixedly connected with a first connecting ring; the upper part of the first connecting plate is fixedly connected with a connecting frame; the upper part of the connecting frame is fixedly connected with a second annular sliding rail; the outer surface of the second annular sliding rail is connected with four annular arrays of second electric sliding blocks in a sliding manner; the lower parts of the four second electric sliding blocks are fixedly connected with a second connecting ring together; the upper surface of the connecting frame is fixedly connected with four second connecting plates in annular arrays; the first connecting ring and the second connecting ring are fixedly connected with a kettle body together; the upper part of the kettle body is connected with a kettle cover in a sliding way; the four second connecting plates are fixedly connected with the kettle cover.
As an improvement of the above solution, each partition assembly comprises a third connecting plate and a fourth connecting plate; the inner lower part of the kettle body is fixedly connected with a third connecting plate; the upper part of the third connecting plate is fixedly connected with two symmetrically arranged fourth connecting plates, and the upper part of the third connecting plate is fixedly connected with the other two symmetrically arranged fourth connecting plates; the four fourth connecting plates are respectively connected with a filter plate in a rotating way.
As an improvement of the scheme, the separation assembly comprises a driving motor, an air inlet, a first connecting pipe, a fifth connecting plate, an electric push rod, a telescopic rod and a scraping assembly; the upper part of the kettle cover is fixedly connected with a driving motor; the upper part of the driving motor is fixedly connected with an air inlet; the output shaft of the driving motor is fixedly connected with a first connecting pipe; the lower part of the first connecting pipe is fixedly connected with a fifth connecting plate; the lower part of the air inlet is fixedly connected with an electric push rod; the telescopic end of the electric push rod is connected with a telescopic rod in a sliding way; the telescopic rod is rotationally connected with the filtering component; the outer ring of telescopic link is connected with four ring array's scraping assemblies.
As an improvement of the above scheme, each scraping assembly comprises a vent pipe, a sixth connecting plate, a first scraping plate, a filter screen, a seventh connecting plate, an eighth connecting plate, a driving motor, a collecting box, a second scraping plate, a first cleaning roller, a ninth connecting plate and a roller; the outer ring surface of the first connecting pipe is penetrated with a vent pipe; the vent pipe penetrates through the fifth connecting plate and is rotationally connected with the second connecting pipe; the lower part of the fifth connecting plate is fixedly connected with a sixth connecting plate; the upper part of the telescopic rod is fixedly connected with a sixth connecting plate; the sixth connecting plate is fixedly connected with the vent pipe; the lower part of the sixth connecting plate is fixedly connected with a first scraping plate; four equidistant filter screens are fixedly connected to the upper part of the first scraping plate; the upper part of the first scraping plate is fixedly connected with two symmetrically arranged seventh connecting plates; the two seventh connecting plates are rotationally connected with the second connecting pipe; the lower part of the sixth connecting plate is fixedly connected with an eighth connecting plate; a driving motor is fixedly connected to the eighth connecting plate; the output shaft of the driving motor is fixedly connected with the second connecting pipe; the first scraping plate is fixedly connected with a collecting box; the collecting box is connected with a second scraping plate in a sliding way; the second scraping plate is rotationally connected with a first cleaning roller through a rotating shaft; one end of the first scraping plate is fixedly connected with a ninth connecting plate; the lower part of the ninth connecting plate is rotationally connected with a roller through a rotating shaft.
As an improvement of the scheme, the filter assembly comprises a first ultrafiltration membrane, a tenth connecting plate, a second ultrafiltration membrane, a third connecting ring, a second cleaning roller, a brush roller, a connecting rod, a third ultrafiltration membrane and a fourth ultrafiltration membrane; the conical cylinder is fixedly connected with a first ultrafiltration membrane; a tenth connecting plate is fixedly connected to the first ultrafiltration membrane; the upper part of the tenth connecting plate is fixedly connected with a second ultrafiltration membrane; the inner annular surface of the second ultrafiltration membrane is fixedly connected with a connecting rod; the lower part of the telescopic rod is fixedly connected with a third connecting ring; the outer ring surface of the third connecting ring is rotationally connected with four second cleaning rollers in annular arrays through a rotating shaft; the four second cleaning rollers are fixedly connected with a brush roller respectively; the upper part of the conical cylinder is fixedly connected with a third ultrafiltration membrane; the lower part of the conical cylinder is fixedly connected with a fourth ultrafiltration membrane; the third ultrafiltration membrane is fixedly connected with the conical cylinder; the fourth ultrafiltration membrane is fixedly connected with the conical cylinder.
As an improvement of the scheme, the first ultrafiltration membrane is arranged into a truncated cone structure penetrating up and down, and the filtering aperture of the first ultrafiltration membrane is consistent with that of the second ultrafiltration membrane.
As the improvement of above-mentioned scheme, second milipore filter, third milipore filter and fourth milipore filter all set up to the round platform structure, and the filter effect of second milipore filter is less than the third milipore filter, and the filter effect of third milipore filter is less than the fourth milipore filter.
A polypeptide extraction process for pet food, comprising the steps of:
s1: taking bonito viscera as raw materials, thawing, and removing impurities;
s2: cutting bonito viscera into small pieces, homogenizing at 4deg.C;
s3: putting 1000g of homogenized bonito viscera into 1000ml of sodium chloride solution with mass fraction of 10%, adjusting pH of the system to 7.5, adding trypsin and papain for enzymolysis at 45deg.C for 6 hours, wherein the dosage of trypsin is 2500U/g, and the dosage of papain is 1500U/g;
s4: after enzymolysis, carrying out centrifugal operation through a centrifugal component, limiting and separating bonito viscera in the solution through a separation component, and separating and collecting grease on the surface of the solution through a separation component;
s5: filtering the solution by a first ultrafiltration membrane and a second ultrafiltration membrane, and thoroughly separating the solution from bonito viscera to obtain an enzymolysis solution;
s6: ultrafiltering the enzymolysis liquid by a third ultrafiltration membrane with a molecular weight of 5000Da, and collecting protein liquid with a molecular weight of more than 5000 Da; then ultrafiltering with 10000Da fourth ultrafilter membrane, and collecting bonito polypeptide liquid with molecular weight of 5000-10000 Da;
s7: vacuum drying to obtain bonito polypeptide powder.
The invention has the following advantages: 1. according to the invention, through the cooperation of the centrifugal component and the separation component, the mixed solution after enzymolysis is subjected to centrifugal operation, and simultaneously the bonito viscera of the mixed solution are separated from the solution, and are limited in the separation component, so that the influence of the bonito viscera on the subsequent purification operation of the bonito polypeptide liquid is avoided, namely, the blockage of a large amount of bonito viscera on the first ultrafiltration membrane and the second ultrafiltration membrane is avoided, and the filtration rate of the first ultrafiltration membrane and the second ultrafiltration membrane is low;
2. according to the invention, grease in the mixed solution is separated through the separation component, the grease in the mixed solution is separated according to the characteristic that the grease can solidify when being cooled, the solidified grease is cut, the enzymolysis solution limited in the solidified grease flows out, and the separated oil is collected;
3. the invention carries out multistage filtration on the mixed solution through the filter component, namely purifying the bonito polypeptide liquid, and adopts continuously increasing the filtration area to accelerate the filtration rate, and adopts the inverted cone structure to disperse the filtered solution on the surfaces of the third ultrafiltration membrane and the fourth ultrafiltration membrane to improve the filtration rate.
Drawings
FIG. 1 is a schematic diagram showing a first configuration of a polypeptide extraction apparatus for pet food according to the present invention;
FIG. 2 is a schematic diagram showing a second structure of the polypeptide extraction apparatus for pet food of the present invention;
FIG. 3 is a schematic view showing a first structure of a centrifugal component of the polypeptide extracting apparatus for pet food of the present invention;
FIG. 4 is a schematic view showing a second structure of a centrifugal component of the polypeptide extracting apparatus for pet food of the present invention;
FIG. 5 is a schematic structural view of a partition member of the polypeptide extraction apparatus for pet food of the present invention;
FIG. 6 is an enlarged view of region A of the divider assembly of the polypeptide extraction apparatus for pet food of the present invention;
FIG. 7 is a schematic view showing a first structure of a separation member of the polypeptide extraction apparatus for pet food of the present invention;
FIG. 8 is a schematic view showing a second structure of a separation member of the polypeptide extraction apparatus for pet food of the present invention;
FIG. 9 is a schematic view showing a first partial structure of a separation member of the polypeptide extraction apparatus for pet food of the present invention;
FIG. 10 is an enlarged view of a separation module B of the polypeptide extraction apparatus for pet food of the present invention;
FIG. 11 is a schematic view showing a second partial structure of a separation member of the polypeptide extraction apparatus for pet food of the present invention;
FIG. 12 is a schematic view showing the structure of a filter assembly of the polypeptide extraction apparatus for pet food of the present invention.
Reference numerals in the figures: 1-foot, 2-centrifugation assembly, 3-separation assembly, 4-separation assembly, 5-filtration assembly, 201-first connection plate, 202-first annular slide rail, 203-first electric slider, 204-first connection ring, 205-connection rack, 206-second annular slide rail, 207-second electric slider, 208-second connection ring, 209-second connection plate, 2010-tank cover, 2011-tank body, 301-third connection plate, 302-fourth connection plate, 303-filter plate, 401-driving motor, 402-air inlet, 403-first connection pipe, 404-fifth connection plate, 405-electric push rod, 406-vent pipe, 407-telescopic rod, 408-sixth connection plate, 409-first scraper, 4010-filter screen, 4011-seventh connection plate, 4012-second connection plate, 4013-eighth connection plate, 4-driving motor, 4015-spring telescopic scraper, 4016-4018-bristles, 4019-collection box, air faucet 0-second scraper, 4021-first cleaning roller 4022-first roller, 4015-roller 402502-second cleaning roller, 402506-roller, 5015-roller, 402506-roller, and ultrafiltration roller, and roll-cleaning, and the like.
Detailed Description
The above-described aspects are further described below in conjunction with specific embodiments. It should be understood that these examples are illustrative of the present application and are not limiting the scope of the present application. The implementation conditions used in the examples may be further adjusted according to the conditions of the specific manufacturer, and the implementation conditions not specified are generally those in routine experiments.
Examples
1-12, a polypeptide extraction device for pet food comprises a bottom foot 1, a centrifugal component 2, a separation component 3, a filter plate 303, a separation component 4, a second connecting pipe 4012, a spring telescopic scraper 4015, a cutter 4016, an air tap 4017, bristles 4018, a filter component 5 and a conical cylinder 501; the upper parts of the four feet 1 are connected with centrifugal components 2; the inner lower part of the centrifugal component 2 is provided with a plurality of annular array separation components 3; four filter plates 303 are respectively connected to each separation assembly 3, and the four filter plates 303 are distributed in a rectangular shape; the separation assembly 4 is arranged at the inner upper part of the separation assembly 3; the separation assembly 4 is connected with four second connecting pipes 4012 in annular arrays; the outer surface of each second connecting pipe 4012 is fixedly connected with two symmetrically arranged spring telescopic scrapers 4015; the outer surface of each second connecting pipe 4012 is fixedly connected with a plurality of cutters 4016 which are distributed at equal intervals; two groups of cutters 4016 which are symmetrically arranged are distributed between the two spring telescopic scrapers 4015 in a staggered way; the outer surface of each second connecting pipe 4012 is connected with a plurality of air nozzles 4017 which are distributed at equal intervals; the outer surface of each second connecting pipe 4012 is connected with a plurality of equally distributed bristles 4018; a filtering component 5 is commonly connected among the four feet 1; the filter assembly 5 is connected with the centrifugal assembly 2; the filter assembly 5 is connected with a conical cylinder 501, the conical cylinder 501 is connected with four feet 1, and the conical cylinder 501 is connected with the centrifugal assembly 2.
The cone 501 is integrally provided with a truncated cone structure with a small upper part and a large lower part.
The centrifugal assembly 2 comprises a first connecting plate 201, a first annular sliding rail 202, a first electric sliding block 203, a first connecting ring 204, a connecting frame 205, a second annular sliding rail 206, a second electric sliding block 207, a second connecting ring 208, a second connecting plate 209, a kettle cover 2010 and a kettle body 2011; the upper parts of the four feet 1 are fixedly connected with a first connecting plate 201; the upper surface of the first connecting plate 201 is connected with a first annular sliding rail 202 through bolts; the outer surface of the first annular sliding rail 202 is connected with four annular arrays of first electric sliding blocks 203 in a sliding manner; the upper parts of the four first electric sliding blocks 203 are connected with a first connecting ring 204 through bolts; the upper part of the first connecting plate 201 is fixedly connected with a connecting frame 205; the upper part of the connecting frame 205 is connected with a second annular sliding rail 206 through bolts; the outer surface of the second annular sliding rail 206 is slidably connected with four annular arrays of second electric sliding blocks 207; the lower parts of the four second electric sliding blocks 207 are connected with a second connecting ring 208 through common bolts; the upper surface of the connecting frame 205 is fixedly connected with four second connecting plates 209 in annular arrays; the first connecting ring 204 and the second connecting ring 208 are fixedly connected with a kettle body 2011 together; the upper part of the kettle body 2011 is connected with a kettle cover 2010 in a sliding manner; four second connecting plates 209 are fixedly connected with the kettle cover 2010.
Each partition assembly 3 comprises a third connection plate 301 and a fourth connection plate 302; the inner lower part of the kettle body 2011 is fixedly connected with a third connecting plate 301; the upper part of the third connecting plate 301 is fixedly connected with two symmetrically arranged fourth connecting plates 302, and the upper part of the third connecting plate 301 is fixedly connected with the other two symmetrically arranged fourth connecting plates 302; the four fourth connection plates 302 are each rotatably connected to a filter plate 303.
The filter plate 303 is provided with an arc-shaped structure, and a torsion spring is arranged at the joint of the filter plate and the fourth connecting plate 302.
The separation assembly 4 comprises a driving motor 401, an air inlet 402, a first connecting pipe 403, a fifth connecting plate 404, an electric push rod 405, a telescopic rod 407 and a scraping assembly; the upper part of the kettle cover 2010 is connected with a driving motor 401 through bolts; the upper part of the driving motor 401 is fixedly connected with an air inlet 402; the output shaft of the driving motor 401 is fixedly connected with a first connecting pipe 403; a fifth connecting plate 404 is fixedly connected to the lower part of the first connecting pipe 403; an electric push rod 405 is connected to the lower part of the air inlet 402 through bolts; the telescopic end of the electric push rod 405 is connected with a telescopic rod 407 in a sliding manner; the telescopic rod 407 is rotatably connected with the filter assembly 5; the outer ring of telescoping rod 407 has four annular arrays of scraper assemblies attached.
Each scraping assembly comprises a breather pipe 406, a sixth connecting plate 408, a first scraping plate 409, a filter screen 4010, a seventh connecting plate 4011, an eighth connecting plate 4013, a driving motor 4014, a collecting box 4019, a second scraping plate 4020, a first cleaning roller 4021, a ninth connecting plate 4022 and a roller 4023; the outer annular surface of the first connecting pipe 403 is provided with a vent pipe 406 in a penetrating way; the breather pipe 406 penetrates through the fifth connecting plate 404 and is rotatably connected with the second connecting pipe 4012; a sixth connecting plate 408 is fixedly connected to the lower part of the fifth connecting plate 404; the upper part of the telescopic rod 407 is fixedly connected with a sixth connecting plate 408; the sixth connecting plate 408 is fixedly connected with the vent pipe 406; the lower part of the sixth connecting plate 408 is fixedly connected with a first scraping plate 409; four equidistant filter screens 4010 are fixedly connected to the upper part of the first scraper 409; two symmetrically arranged seventh connecting plates 4011 are fixedly connected to the upper part of the first scraper 409; the two seventh connection plates 4011 are rotatably connected with the second connection pipe 4012; an eighth connecting plate 4013 is fixedly connected to the lower part of the sixth connecting plate 408; a driving motor 4014 is fixedly connected to the eighth connecting plate 4013; an output shaft of the driving motor 4014 is fixedly connected with the second connecting pipe 4012; the first scraper 409 is fixedly connected with a collecting box 4019; a second scraping plate 4020 is connected to the collecting box 4019 in a sliding manner; the second scraping plate 4020 is rotatably connected with a first cleaning roller 4021 through a rotating shaft; a ninth connecting plate 4022 is fixedly connected to one end of the first scraper 409; the lower part of the ninth connection plate 4022 is rotatably connected with a roller 4023 through a rotating shaft.
401-drive motor 401 and 4014-drive motor 4014 are DD motors of hollow construction.
The first cleaning roller 4021 is provided with an annular groove for cleaning grease on the cutter 4016.
The filter assembly 5 comprises a first ultrafiltration membrane 502, a tenth connection plate 503, a second ultrafiltration membrane 504, a third connection ring 505, a second cleaning roller 506, a brush roller 507, a connection rod 508, a third ultrafiltration membrane 509 and a fourth ultrafiltration membrane 5010; a first ultrafiltration membrane 502 is fixedly connected to the conical barrel 501; a tenth connecting plate 503 is fixedly connected to the first ultrafiltration membrane 502; the upper part of the tenth connecting plate 503 is fixedly connected with a second ultrafiltration membrane 504; the inner annular surface of the second ultrafiltration membrane 504 is fixedly connected with a connecting rod 508; a third connecting ring 505 is fixedly connected to the lower part of the telescopic rod 407; the outer ring surface of the third connecting ring 505 is rotatably connected with four second cleaning rollers 506 in annular arrays through a rotating shaft; each of the four second cleaning rollers 506 is fixedly connected with a brush roller 507; a third ultrafiltration membrane 509 is fixedly connected to the upper portion of the conical barrel 501; a fourth ultrafiltration membrane 5010 is fixedly connected to the lower part of the conical cylinder 501; the third ultrafiltration membrane 509 is fixedly connected to the conical canister 501; the fourth ultrafiltration membrane 5010 is fixedly connected to the tapered cartridge 501.
The first ultrafiltration membrane 502 is arranged in a truncated cone structure penetrating up and down, and the filtration pore diameter of the first ultrafiltration membrane is consistent with that of the second ultrafiltration membrane 504.
The second ultrafiltration membrane 504, the third ultrafiltration membrane 509 and the fourth ultrafiltration membrane 5010 are all arranged in a truncated cone structure, the filtering effect of the second ultrafiltration membrane 504 is smaller than that of the third ultrafiltration membrane 509, and the filtering effect of the third ultrafiltration membrane 509 is smaller than that of the fourth ultrafiltration membrane 5010.
A polypeptide extraction process for pet food, comprising the steps of:
s1: taking bonito viscera as raw materials, thawing, and removing impurities;
s2: cutting bonito viscera into small pieces, homogenizing at 4deg.C;
s3: putting 1000g of homogenized bonito viscera into 1000ml of sodium chloride solution with mass fraction of 10%, adjusting pH of the system to 7.5, adding trypsin and papain for enzymolysis at 45deg.C for 6 hours, wherein the dosage of trypsin is 2500U/g, and the dosage of papain is 1500U/g;
s4: after enzymolysis, carrying out centrifugal operation through a centrifugal component 2, limiting and separating bonito viscera in the solution through a separation component 3, and then separating and collecting grease on the surface of the solution through a separation component 4;
s5: the solution is filtered by a first ultrafiltration membrane 502 and a second ultrafiltration membrane 504, and the solution is thoroughly separated from the viscera of the bonito to obtain an enzymolysis solution;
s6: ultrafiltering the enzymolysis solution with a third ultrafiltration membrane 509 of 5000Da, and collecting protein solution with molecular weight greater than 5000 Da; then ultrafiltering with 10000Da fourth ultrafilter membrane 5010, collecting bonito polypeptide liquid with molecular weight of 5000-10000 Da;
s7: vacuum drying to obtain bonito polypeptide powder.
Firstly, a worker places polypeptide extraction equipment for pet food at a position required to be used, then controls the polypeptide extraction equipment for pet food to run and adjust, then places 1000g of bonito viscera subjected to homogenate into 1000ml of sodium chloride solution with the mass fraction of 10%, then introduces mixed liquor into a kettle 2011 through a feed inlet on the kettle cover 2010, then introduces trypsin and papain at 45 ℃ for 6 hours into the kettle 2011 through the feed inlet on the kettle cover 2010, after enzymolysis is finished, controls a first electric slider 203 to slide on a first annular slide rail 202, the first electric slider 203 drives a first connecting ring 204 to rotate, simultaneously controls a second electric slider 207 to slide on a second annular slide rail 206, the second electric slider 207 drives a second connecting ring 208 to rotate, the first connecting ring 204 and the second connecting ring 208 drive the kettle 2011 to rotate, namely, the mixed liquor in the kettle 2011 is driven to rotate, centrifugal work is performed, and after the mixed liquor in the kettle 2011 rotates at a high speed, the mixed liquor pushes a filter plate 302 to approach a filter plate 303, thereby reducing viscera rotation rate of a filter plate 303, namely, the viscera of a bonito is prevented from being close to a filter plate 302, and the filter plate 303 is driven by a filter plate 303 is driven to rotate, and viscera of the filter plate 303 is prevented from being attached to the surface of the filter plate 303; after the centrifugal work is finished, namely, the first electric slider 203 and the second electric slider 207 are controlled to stop running, then the filter plate 303 is reset under the action of a torsion spring at the joint of the filter plate 303 and the fourth connecting plate 302, namely, after the centrifugal work is finished, the bonito viscera in the mixed liquor are limited in a space formed by the kettle body 2011, the third connecting plate 301, the fourth connecting plate 302 and the filter plate 303, meanwhile, grease of the bonito viscera after enzymolysis and centrifugation floats on the uppermost layer of the mixed liquor, then the electric push rod 405 is controlled to push the telescopic rod 407 and compress the telescopic rod 407, the telescopic rod 407 drives the sixth connecting plate 408 to move downwards to be close to the liquid level of the mixed liquor, the sixth connecting plate 408 drives parts connected with the sixth connecting plate to move downwards to be close to the liquid level of the mixed liquor, namely, the first scraping plate 409, the filter screen 4010, the seventh connecting plate 4011, the second connecting pipe 4012, the eighth connecting plate 4013, the driving motor 4014, the spring telescopic scraper 4015, the cutter 4016, the air tap 4017, the bristle 4018, the collecting box 4019, the second scraping plate 4020, the first cleaning roller 4021, the ninth connecting plate 4022 and the roller 4023 are driven to move downwards to be close to the liquid level of the mixed liquid, the first scraping plate 409 is immersed downwards into the upper layer of the mixed liquid, then the driving motor 401 is controlled to drive the first connecting pipe 403 to rotate, the first connecting pipe 403 drives the fifth connecting plate 404 to rotate, the fifth connecting plate 404 drives the parts connected with the fifth connecting plate 404 to rotate, namely, the vent pipe 406, the telescopic rod 407, the sixth connecting plate 408, the first scraping plate 409, the filter screen 4010, the seventh connecting plate 4011, the second connecting pipe 4012, the eighth connecting plate 4013, the driving motor 4014, the spring telescopic scraper 4015, the cutter 4016, the air tap 4017, the bristle 4018, the collecting box 9, the second scraping plate 4020, the first cleaning roller 4021, the first cleaning roller 4022 and the ninth connecting plate 4022 are driven to rotate, the first connecting plate 4022 and the roller 4023 to rotate, the parts of the fifth connecting plate 404, and the parts are driven to rotate, the fifth connecting plate 407 to rotate, and the connecting plate 4015, the connecting plate 4011 and the connecting plate 4012 are driven to rotate, the first scraper 409 rotates to scrape grease on the upper layer of the mixed liquid, in the process, the driving motor 4014 is controlled to drive the second connecting pipe 4012 to rotate, the second connecting pipe 4012 drives the parts connected with the second connecting pipe 4015, the cutter 4016, the air tap 4017 and the bristles 4018 to rotate, simultaneously, a worker uses an external air pump to enable condensed air to flow in from the air inlet 402 and flow through the first connecting pipe 403, the air pipe 406 and the second connecting pipe 4012, and is sprayed out from the air tap 4017, simultaneously, the second connecting pipe 4012 drives the air tap 4017 to rotate and align with the first scraper 409, condensed air sprayed out from the air tap 4017 blows the grease scraped on the first scraper 409, the second connecting pipe 4012 drives the spring telescopic scraper 4015, the cutter 4016 and the bristles 4018 to sequentially operate, firstly, the condensed grease is cut by the cutter 4016, part of the solution is wrapped or limited in the condensed grease in the process, after the condensed grease is cut by the part, the part of the air tap 4010 is cut by the air tap, then the mixed solution is further separated by the filter, and the surface of the first scraper 4011 is further cleaned by the first scraper 4011, the surface of the first scraper is cleaned by the rotation of the first connecting pipe 4011, the surface of the first scraper 4011 is further cleaned by the surface of the first scraper 4011, the surface of the first scraper 4011 is cleaned by the rotation, and then the surface of the first scraper 4011 is cleaned by the surface of the first scraper 4011 is further cleaned by the surface of the flexible scraper 4011, and clean the grease on the first cleaning roller 4021, then the cutter 4016 contacts the notch formed in the first cleaning roller 4021, the surface of the first cleaning roller 4021 is rubbed, the grease remained on the cutter 4016 is cleaned, then the spring telescopic scraper 4015 contacts the first cleaning roller 4021, then the spring telescopic scraper 4015 is compressed under the limit of the first cleaning roller 4021, then the spring telescopic scraper 4015 rubs with the first cleaning roller 4021, the first cleaning roller 4021 rotates to clean the grease adhered to the surface of the spring telescopic scraper 4015, then the bristles 4018 contact the first cleaning roller 4021, the grease remained on the contact surface of the bristles 4018 is cleaned, the grease adhered to the first cleaning roller 4021 is scraped under the limit action of the second scraper 4020, the scraped grease on the first cleaning roller 4021 slides towards the collecting box 4019 along the arc plate on the second scraper 4020, and enters the collecting box 4019 in the same operation mode, and the grease on the surface of the mixed liquid is cleaned.
After grease in the mixed solution is cleaned, the separation assembly 4 is controlled to reset, then the guide pipe is abutted with the bottom of the conical cylinder 501, an external pump is connected, the mixed solution in the kettle 2011 is pumped out, the mixed solution is separated from the liquid of the mixed solution through the first ultrafiltration membrane 502 and the second ultrafiltration membrane 504, in the process, the driving motor 401 is controlled to drive the first connection pipe 403 to rotate, the first connection pipe 403 drives the vent pipe 406 to rotate, the vent pipe 406 drives the telescopic rod 407 to rotate, the telescopic rod 407 drives the third connection ring 505 to rotate, the third connection ring 505 drives the components connected with the third connection ring to rotate, namely the second cleaning roller 506 and the brush roller 507 are driven to rotate, and impurities blocked on the first ultrafiltration membrane 502 and the tenth connection plate 503 are cleaned, the filtration rate is increased, because the third ultrafiltration membrane 509 is in an inverted cone shape as a whole, the separated solution flows along the third ultrafiltration membrane 509 to be uniformly dispersed on the surface of the third ultrafiltration membrane 509, then the filtered solution is filtered out through the third ultrafiltration membrane 509 for the second time, the protein solution with the molecular weight of more than 5000Da in the solution is filtered out, because the third ultrafiltration membrane 509 is in an inverted cone shape as a whole, the separated protein solution with the molecular weight of more than 5000Da flows along the fourth ultrafiltration membrane 5010 to be uniformly dispersed on the surface of the third ultrafiltration membrane 509, and then the protein solution with the molecular weight of more than 5000D passes through the fourth ultrafiltration membrane 5010, and the bonito polypeptide liquid with the molecular weight of 5000-10000 Da in the protein solution with the molecular weight of more than 5000Da is filtered out, thus the extraction work of the bonito polypeptide liquid is completed.
The above embodiments are only preferred embodiments of the present invention and are not intended to limit the scope of the present invention, so that all equivalent modifications made by the appended claims shall be included in the scope of the present invention.
Claims (10)
1. A polypeptide extraction device for pet food comprises a foot (1); the device is characterized by further comprising a centrifugal component (2), a separation component (3), a filter plate (303), a separation component (4), a second connecting pipe (4012), a spring telescopic scraper (4015), a cutter (4016), an air tap (4017), bristles (4018), a filter component (5) and a conical cylinder (501); the upper parts of the four feet (1) are connected with a centrifugal component (2); the inner lower part of the centrifugal component (2) is provided with a plurality of annular array separation components (3); each separation component (3) is respectively connected with four filter plates (303) for filtering and limiting viscera of fish, and the four filter plates (303) are distributed in a rectangular shape; the separation assembly (4) is arranged at the inner upper part of the separation assembly (3); the separation component (4) is connected with four second connecting pipes (4012) which are arrayed in a ring shape and are used for introducing condensed gas; the outer surface of each second connecting pipe (4012) is fixedly connected with two symmetrically arranged spring telescopic scrapers (4015) for scraping solidified grease; the outer surface of each second connecting pipe (4012) is fixedly connected with a plurality of cutters (4016) which are distributed at equal intervals and are used for cutting solidified grease; two groups of cutters (4016) which are symmetrically arranged are distributed between the two spring telescopic scrapers (4015) in a staggered way; the outer surface of each second connecting pipe (4012) is connected with a plurality of air nozzles (4017) which are distributed at equal intervals and are used for spraying condensed gas; the outer surface of each second connecting pipe (4012) is connected with a plurality of equally distributed bristles (4018) for cleaning solidified grease; a filtering component (5) is commonly connected among the four feet (1); the filter component (5) is connected with the centrifugal component (2); the filter assembly (5) is connected with a conical cylinder (501), the conical cylinder (501) is connected with four feet (1), and the conical cylinder (501) is connected with the centrifugal assembly (2).
2. The polypeptide extraction apparatus for pet food as claimed in claim 1, wherein the tapered cylinder (501) is integrally provided in a truncated cone shape with a small upper part and a large lower part.
3. The polypeptide extraction device for pet food according to claim 2, wherein the centrifugal component (2) comprises a first connecting plate (201), a first annular sliding rail (202), a first electric sliding block (203), a first connecting ring (204), a connecting frame (205), a second annular sliding rail (206), a second electric sliding block (207), a second connecting ring (208), a second connecting plate (209), a kettle cover (2010) and a kettle body (2011); the upper parts of the four feet (1) are fixedly connected with a first connecting plate (201); the upper surface of the first connecting plate (201) is fixedly connected with a first annular sliding rail (202); the outer surface of the first annular sliding rail (202) is connected with four annular arrays of first electric sliding blocks (203) in a sliding manner; the upper parts of the four first electric sliding blocks (203) are fixedly connected with a first connecting ring (204); the upper part of the first connecting plate (201) is fixedly connected with a connecting frame (205); the upper part of the connecting frame (205) is fixedly connected with a second annular sliding rail (206); the outer surface of the second annular sliding rail (206) is connected with four annular arrays of second electric sliding blocks (207) in a sliding manner; the lower parts of the four second electric sliding blocks (207) are fixedly connected with a second connecting ring (208) together; the upper surface of the connecting frame (205) is fixedly connected with four second connecting plates (209) of annular arrays; the first connecting ring (204) and the second connecting ring (208) are fixedly connected with a kettle body (2011) together; the upper part of the kettle body (2011) is connected with a kettle cover (2010) in a sliding way; the four second connecting plates (209) are fixedly connected with the kettle cover (2010).
4. A polypeptide extraction device for pet food according to claim 3, characterized in that each separation assembly (3) comprises a third connection plate (301) and a fourth connection plate (302); the inner lower part of the kettle body (2011) is fixedly connected with a third connecting plate (301); the upper part of the third connecting plate (301) is fixedly connected with two symmetrically arranged fourth connecting plates (302), and the upper part of the third connecting plate (301) is fixedly connected with the other two symmetrically arranged fourth connecting plates (302); the four fourth connecting plates (302) are respectively connected with a filter plate (303) in a rotating way.
5. The polypeptide extraction apparatus for pet food of claim 4, wherein the separation assembly (4) comprises a driving motor (401), an air inlet (402), a first connecting pipe (403), a fifth connecting plate (404), an electric push rod (405), a telescopic rod (407) and a scraping assembly; the upper part of the kettle cover (2010) is fixedly connected with a driving motor (401); the upper part of the driving motor (401) is fixedly connected with an air inlet (402); an output shaft of the driving motor (401) is fixedly connected with a first connecting pipe (403); a fifth connecting plate (404) is fixedly connected to the lower part of the first connecting pipe (403); the lower part of the air inlet (402) is fixedly connected with an electric push rod (405); the telescopic end of the electric push rod (405) is connected with a telescopic rod (407) in a sliding way; the telescopic rod (407) is rotationally connected with the filtering component (5); the outer ring of the telescopic rod (407) is connected with four scraping assemblies in a ring array.
6. The polypeptide extraction apparatus for pet food of claim 5, wherein each scraping assembly comprises a vent pipe (406), a sixth connecting plate (408), a first scraper (409), a filter screen (4010), a seventh connecting plate (4011), an eighth connecting plate (4013), a drive motor (4014), a collection box (4019), a second scraper (4020), a first cleaning roller (4021), a ninth connecting plate (4022), and a roller (4023); the outer ring surface of the first connecting pipe (403) is penetrated with a vent pipe (406); the vent pipe (406) penetrates through the fifth connecting plate (404) and is rotationally connected with the second connecting pipe (4012); the lower part of the fifth connecting plate (404) is fixedly connected with a sixth connecting plate (408); the upper part of the telescopic rod (407) is fixedly connected with a sixth connecting plate (408); the sixth connecting plate (408) is fixedly connected with the vent pipe (406); the lower part of the sixth connecting plate (408) is fixedly connected with a first scraping plate (409); four equidistant filter screens (4010) are fixedly connected to the upper part of the first scraper (409); two symmetrically arranged seventh connecting plates (4011) are fixedly connected to the upper part of the first scraping plate (409); the two seventh connecting plates (4011) are rotationally connected with the second connecting pipe (4012); an eighth connecting plate (4013) is fixedly connected to the lower part of the sixth connecting plate (408); a driving motor (4014) is fixedly connected to the eighth connecting plate (4013); an output shaft of the driving motor (4014) is fixedly connected with the second connecting pipe (4012); a collecting box (4019) is fixedly connected to the first scraping plate (409); a second scraping plate (4020) is connected to the collecting box (4019) in a sliding manner; the second scraping plate (4020) is rotationally connected with a first cleaning roller (4021) through a rotating shaft; a ninth connecting plate (4022) is fixedly connected to one end of the first scraping plate (409); the lower part of the ninth connecting plate (4022) is rotatably connected with a roller (4023) through a rotating shaft.
7. The polypeptide extraction apparatus for pet food of claim 6, wherein the filter assembly (5) comprises a first ultrafiltration membrane (502), a tenth connection plate (503), a second ultrafiltration membrane (504), a third connection ring (505), a second cleaning roller (506), a brush roller (507), a connection rod (508), a third ultrafiltration membrane (509) and a fourth ultrafiltration membrane (5010); a first ultrafiltration membrane (502) is fixedly connected to the conical cylinder (501); a tenth connecting plate (503) is fixedly connected to the first ultrafiltration membrane (502); the upper part of the tenth connecting plate (503) is fixedly connected with a second ultrafiltration membrane (504); the inner annular surface of the second ultrafiltration membrane (504) is fixedly connected with a connecting rod (508); the lower part of the telescopic rod (407) is fixedly connected with a third connecting ring (505); the outer ring surface of the third connecting ring (505) is rotationally connected with four second cleaning rollers (506) in annular arrays through a rotating shaft; the four second cleaning rollers (506) are fixedly connected with a brush roller (507) respectively; the upper part of the conical cylinder (501) is fixedly connected with a third ultrafiltration membrane (509); the lower part of the conical cylinder (501) is fixedly connected with a fourth ultrafiltration membrane (5010); the third ultrafiltration membrane (509) is fixedly connected with the conical barrel (501); the fourth ultrafiltration membrane (5010) is fixedly connected with the conical cylinder (501).
8. The polypeptide extraction apparatus for pet food of claim 7, wherein the first ultrafiltration membrane (502) is provided in a vertically penetrating truncated cone structure, and the filtration pore diameter of the first ultrafiltration membrane is identical to that of the second ultrafiltration membrane (504).
9. The polypeptide extraction apparatus for pet food of claim 7, wherein the second ultrafiltration membrane (504), the third ultrafiltration membrane (509) and the fourth ultrafiltration membrane (5010) are each provided in a truncated cone structure, the filtration effect of the second ultrafiltration membrane (504) is smaller than that of the third ultrafiltration membrane (509), and the filtration effect of the third ultrafiltration membrane (509) is smaller than that of the fourth ultrafiltration membrane (5010).
10. A polypeptide extraction process for pet food is characterized in that: the extraction process using the polypeptide extraction apparatus for pet food of claim 9, comprising the steps of:
s1: taking bonito viscera as raw materials, thawing, and removing impurities;
s2: cutting bonito viscera into small pieces, homogenizing at 4deg.C;
s3: putting 1000g of homogenized bonito viscera into 1000ml of sodium chloride solution with mass fraction of 10%, adjusting pH of the system to 7.5, adding trypsin and papain for enzymolysis at 45deg.C for 6 hours, wherein the dosage of trypsin is 2500U/g, and the dosage of papain is 1500U/g;
s4: after enzymolysis, carrying out centrifugal operation through a centrifugal component (2), limiting and separating bonito viscera in the solution through a separation component (3), and then separating and collecting grease on the surface of the solution through a separation component (4);
s5: filtering the solution through a first ultrafiltration membrane (502) and a second ultrafiltration membrane (504), and thoroughly separating the solution from bonito viscera to obtain an enzymolysis solution;
s6: ultrafiltering the enzymolysis liquid with a third ultrafilter membrane (509) of 5000Da, and collecting protein liquid with molecular weight greater than 5000 Da; then ultrafiltering with 10000Da fourth ultrafilter membrane (5010), collecting bonito polypeptide liquid with molecular weight of 5000-10000 Da;
s7: vacuum drying to obtain bonito polypeptide powder.
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| CN202211270341.1A CN115608045B (en) | 2022-10-18 | 2022-10-18 | Polypeptide extraction equipment for pet food and process thereof |
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| CN115608045B true CN115608045B (en) | 2023-06-09 |
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| WO2022028627A2 (en) * | 2021-08-27 | 2022-02-10 | 江苏一环集团有限公司 | Stirring and sludge scraping system for mechanical-acceleration-type clarifier, and method for using stirring and sludge scraping system |
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