CN113578438A - Method and equipment for separating yellow mealworm oil, protein and chitin - Google Patents

Method and equipment for separating yellow mealworm oil, protein and chitin Download PDF

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Publication number
CN113578438A
CN113578438A CN202110982541.9A CN202110982541A CN113578438A CN 113578438 A CN113578438 A CN 113578438A CN 202110982541 A CN202110982541 A CN 202110982541A CN 113578438 A CN113578438 A CN 113578438A
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bin
crushing
protein
separating
chitin
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Chinese (zh)
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张兆新
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Qingdao Xinnong Kangyuan Bioengineering Co ltd
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Qingdao Xinnong Kangyuan Bioengineering Co ltd
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Priority to CN202110982541.9A priority Critical patent/CN113578438A/en
Publication of CN113578438A publication Critical patent/CN113578438A/en
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • C08B37/0006—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid
    • C08B37/0024—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid beta-D-Glucans; (beta-1,3)-D-Glucans, e.g. paramylon, coriolan, sclerotan, pachyman, callose, scleroglucan, schizophyllan, laminaran, lentinan or curdlan; (beta-1,6)-D-Glucans, e.g. pustulan; (beta-1,4)-D-Glucans; (beta-1,3)(beta-1,4)-D-Glucans, e.g. lichenan; Derivatives thereof
    • C08B37/0027—2-Acetamido-2-deoxy-beta-glucans; Derivatives thereof
    • C08B37/003—Chitin, i.e. 2-acetamido-2-deoxy-(beta-1,4)-D-glucan or N-acetyl-beta-1,4-D-glucosamine; Chitosan, i.e. deacetylated product of chitin or (beta-1,4)-D-glucosamine; Derivatives thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/10—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
    • B02C23/12—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone with return of oversize material to crushing or disintegrating zone
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/14—Separating or sorting of material, associated with crushing or disintegrating with more than one separator
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00—Crushing or disintegrating by roller mills
    • B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00—Crushing or disintegrating by roller mills
    • B02C4/28—Details
    • B02C4/286—Feeding devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00—Crushing or disintegrating by roller mills
    • B02C4/28—Details
    • B02C4/40—Detachers, e.g. scrapers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/08—Screens rotating within their own plane
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K1/00—General methods for the preparation of peptides, i.e. processes for the organic chemical preparation of peptides or proteins of any length
    • C07K1/14—Extraction; Separation; Purification
    • C07K1/34—Extraction; Separation; Purification by filtration, ultrafiltration or reverse osmosis
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
    • C11B1/00—Production of fats or fatty oils from raw materials
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/54—Improvements relating to the production of bulk chemicals using solvents, e.g. supercritical solvents or ionic liquids

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Molecular Biology (AREA)
  • Water Supply & Treatment (AREA)
  • Polymers & Plastics (AREA)
  • Materials Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Biophysics (AREA)
  • Genetics & Genomics (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Disintegrating Or Milling (AREA)

Abstract

A method and equipment for separating oil, protein and chitin from Tenebrio molitor are provided. The invention discloses a method for separating yellow mealworm oil, protein and chitin, which comprises the following steps: s1, screening and cleaning yellow mealworms; s2, degreasing and drying; s3, crushing and filtering; s4, cyclone separation; the invention also provides equipment for separating the yellow mealworm oil, the protein and the chitin, which comprises a crushing bin, wherein the top of the crushing bin is communicated with a storage bin, an installation bin is installed at the top of one side of the crushing bin, and a motor is installed at one side of one end of the crushing bin, which is close to the installation bin. According to the invention, through the rotary connection of the closed rotary drum and the fixed shaft and the matching of the supporting mechanism and the transmission mechanism, raw materials which do not reach the crushing standard on the first filter plate can be thrown above the first crushing roller and the second crushing roller for crushing again, so that the raw materials can be automatically transferred and crushed again, the crushing degree of the raw materials is fully ensured, the operation is more convenient, the efficiency is higher, and meanwhile, the filtering effect and the smoothness of blanking can be ensured.

Description

Method and equipment for separating yellow mealworm oil, protein and chitin
Technical Field
The invention relates to the technical field of yellow mealworm processing, in particular to a method and equipment for separating yellow mealworm oil, protein and chitin.
Background
The yellow mealworm is an insect species with complete metamorphosis, namely 4 metamorphosis of adults, eggs, larvae and pupae, commonly known as tenebrio molitor, and because the yellow mealworm contains extremely high protein and nutrient substances, the yellow mealworm is gradually applied to the industries of food, medical treatment and the like, the breeding and subsequent production and processing technologies are continuously developed, in the production process, in order to facilitate subsequent further deep processing and transportation and storage after processing, the grease in the yellow mealworm needs to be removed firstly, then the rest of the protein, chitin and the like need to be separated, and the matching of various separation devices is needed in the process.
The prior yellow mealworm oil separation, protein and chitin equipment firstly and independently removes grease by using a carbon dioxide supercritical method, and then the separation equipment is used for crushing and separating the grease, so that the final protein and chitin powder are prepared, but the prior equipment generally adopts a traditional crushing mechanism for crushing when crushing the grease, and in the actual operation process, the crushing often cannot meet the actual use requirement, so that the raw materials are required to be collected again by operators, and the raw materials are put into the crushing equipment again for crushing, so that the whole process steps are increased, and the manual work is required to participate, thereby obviously reducing the processing and crushing efficiency, and more wasting the manual work, and increasing the overall production cost.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a method and equipment for separating yellow mealworm oil, protein and chitin.
In order to achieve the purpose, the invention adopts the following technical scheme:
a method for separating yellow mealworm oil, protein and chitin comprises the following steps:
s1, screening and cleaning yellow mealworms, screening out yellow mealworms with standard growth states, and fully cleaning for later use;
s2, degreasing and drying, degreasing the screened yellow mealworms by using a carbon dioxide supercritical method, drying to prepare dry yellow mealworms, wherein the water content in the dry yellow mealworms is not more than 8%;
s3, crushing and filtering, primarily crushing the prepared dry tenebrio molitor through crushing equipment, filtering the dry tenebrio molitor through a filtering mechanism, pouring the filtered raw materials with insufficient crushing degree into the crushing equipment again for crushing until all the raw materials reach the crushing standard, and preparing the obtained dry tenebrio molitor powder reaching the standard;
s4, cyclone separation, namely, introducing the prepared tenebrio molitor powder into a cyclone separation mechanism, and separating the protein powder with low mass and the shells rich in chitin with heavy mass by the cyclone separation mechanism.
The invention also provides equipment for separating the yellow mealworm oil, the protein and the chitin, which comprises a crushing bin, wherein the top of the crushing bin is communicated with a storage bin, an installation bin is installed at the top of one side of the crushing bin, a motor is installed at one end of the crushing bin, which is close to one side of the installation bin, the output end of the motor is connected with a first crushing roller, the first crushing roller penetrates through the crushing bin, a first gear is installed at the outer side of the first crushing roller, which is far away from one end of the motor, a second crushing roller penetrates through one side of the crushing bin, which is far away from the first crushing roller, a second gear is installed at the outer side of one end of the second crushing roller, which is close to the first gear, a through hole is formed in the middle position of one side of the crushing bin, which is close to the installation bin, fixed shafts are installed at two ends inside the through hole, a closed cylinder is sleeved outside the fixed shafts, a first filter plate is installed at one side of the outer wall of the closed cylinder, which is close to the crushing bin, and the wedge board is installed at the top of first filter, the closed cylinder outer wall is kept away from one side of smashing the storehouse and is installed the mounting panel, and the top of mounting panel has seted up the spout, the inside of spout is provided with and is used for carrying out the supporting mechanism who fixes to the position of closed cylinder, the inside of installation storehouse is provided with and is used for driving the drive mechanism of supporting mechanism activity adjustment, the bottom intercommunication of smashing the storehouse has the cyclone main part, and the top intercommunication that cyclone main part outer wall is close to installation storehouse one side has the air-supply line.
Preferably, the bottom of the outer side wall of the crushing bin is provided with a fixing frame, and supporting legs are uniformly fixed at the edge of the bottom of the fixing frame.
Preferably, smash the inside top that is close to installation storehouse one side of storehouse and run through there is L type dredge bar, and L type dredge bar extends to the inside of storage silo to be connected with first spring between L type dredge bar and the crushing storehouse.
Preferably, the central axis of the second gear is parallel to the central axis of the first gear, and the second gear is in meshed connection with the first gear.
Preferably, the supporting mechanism guarantees to set up the slider inside the spout, the top of slider articulates there is the fly leaf, and the fly leaf runs through the installation storehouse, the installation piece is all installed at the top of fly leaf both sides, and is connected with the second spring between installation piece and the installation storehouse.
Preferably, drive mechanism is including running through the installation section of thick bamboo in the inside both ends top of installation storehouse and bottom respectively, be connected through belt pulley mechanism between installation section of thick bamboo and the second crushing roller, the outside cover of installation section of thick bamboo is equipped with the conveyer belt, and the stripper plate is installed in the outside of conveyer belt.
Preferably, the bottom of the cyclone separator main body is communicated with a collection bin, and one end of the collection bin is provided with a first bin door.
Preferably, one side of the outer wall of the cyclone separator main body, which is far away from the air inlet pipe, is communicated with an air ventilation bin, a second filter plate is installed on one side of the air ventilation bin, which is far away from the cyclone separator main body, and a second bin door is installed at one end of the air ventilation bin.
Compared with the prior art, the invention has the beneficial effects that:
1. the rotary shaft is connected with the fixed shaft through the sealing roller, the supporting mechanism is matched with the transmission mechanism, when the installation barrel rotates, the extrusion plate can be driven to continuously reciprocate, when the extrusion plate moves from bottom to top on one side close to the movable plate, the sealing roller can be driven to rotate anticlockwise through the supporting mechanism, when the extrusion plate moves to one side far away from the movable plate, the movable plate drives the sealing roller and a first filter plate on the sealing roller to rotate clockwise to an initial position under the elastic action of the second spring, so that raw materials which do not reach the crushing standard on the first filter plate can be thrown above the first crushing roller and the second crushing roller to be crushed again, the raw materials can be automatically transferred and crushed, the crushing degree of the raw materials is fully ensured, the rotary shaft is more convenient, and the efficiency is higher.
2. Through at crushing in-process, first filter can constantly take place to rotate, and then can avoid the raw materials to cause the jam to first filter on attaching to first filter for a long time, and then can fully guarantee the filter effect of first filter self.
3. Through the sliding connection of L type dredging rod and crushing storehouse, the elasticity of first spring for when the fly leaf activity was to the highest range, can extrude L type dredging rod lateral sliding certain range, and then make L type dredging rod dredge the storage silo and the intercommunication part that smashes the storehouse, thereby can guarantee the patency of unloading, avoid the interior raw materials of storage silo this moment because the phenomenon of blockking up takes place easily for single volume is great.
Drawings
FIG. 1 is a schematic sectional view of a main view of an apparatus for separating oil, protein and chitin from Tenebrio molitor;
FIG. 2 is an enlarged schematic view of FIG. 1 at A according to the present invention;
FIG. 3 is an enlarged view of the structure at B of FIG. 1 according to the present invention;
FIG. 4 is an enlarged view of FIG. 1 at C according to the present invention;
FIG. 5 is a schematic view of the main structure of an apparatus for separating Tenebrio molitor oil, protein and chitin according to the present invention;
FIG. 6 is a schematic view of a rear view structure of an apparatus for separating Tenebrio molitor oil, protein and chitin according to the present invention;
fig. 7 is a schematic perspective view of a first filter plate of the device for separating yellow mealworm oil, protein and chitin according to the present invention.
In the figure: 1 crushing bin, 2 storage bins, 3 mounting bins, 4 fixing frames, 5 supporting legs, 6L-shaped dredging rods, 7 first springs, 8 motors, 9 first crushing rollers, 10 first gears, 11 second crushing rollers, 12 second gears, 13 through holes, 14 fixing shafts, 15 closed rotary drums, 16 first filter plates, 17 wedge-shaped plates, 18 mounting plates, 19 sliding chutes, 20 sliding blocks, 21 movable plates, 22 mounting blocks, 23 second springs, 24 mounting cylinders, 25 belt pulley mechanisms, 26 conveying belts, 27 extrusion plates, 28 cyclone separator bodies, 29 air inlet pipes, 30 collecting bins, 31 first bin doors, 32 ventilation bins, 33 second filter plates and 34 second bin doors.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.
The invention provides a method for separating yellow mealworm oil, protein and chitin, which comprises the following steps:
s1, screening and cleaning yellow mealworms, screening out yellow mealworms with standard growth states, and fully cleaning for later use;
s2, degreasing and drying, degreasing the screened yellow mealworms by using a carbon dioxide supercritical method, drying to prepare dry yellow mealworms, wherein the water content in the dry yellow mealworms is not more than 8%;
s3, crushing and filtering, primarily crushing the prepared dry tenebrio molitor through crushing equipment, filtering the dry tenebrio molitor through a filtering mechanism, pouring the filtered raw materials with insufficient crushing degree into the crushing equipment again for crushing until all the raw materials reach the crushing standard, and preparing the obtained dry tenebrio molitor powder reaching the standard;
s4, cyclone separation, namely, introducing the prepared tenebrio molitor powder into a cyclone separation mechanism, and separating the protein powder with low mass and the shells rich in chitin with heavy mass by the cyclone separation mechanism.
Referring to fig. 1-7, the invention also provides a device for separating yellow mealworm oil, protein and chitin, which comprises a crushing bin 1, wherein the top of the crushing bin 1 is communicated with a storage bin 2, the top of one side of the crushing bin 1 is provided with an installation bin 3, the bottom of the outer side wall of the crushing bin 1 is provided with a fixed frame 4, and the edge of the bottom of the fixed frame 4 is uniformly fixed with supporting legs 5, so that an operator can conveniently place the device at an appointed position for operation and use through the supporting legs 5;
an L-shaped dredging rod 6 penetrates through the top of one side, close to the mounting bin 3, of the interior of the crushing bin 1, the L-shaped dredging rod 6 extends into the storage bin 2, and a first spring 7 is connected between the L-shaped dredging rod 6 and the crushing bin 1, so that when the bevel edge part of one end, far away from the crushing bin 1, of the L-shaped dredging rod 6 is extruded from the lower part, the L-shaped dredging rod 6 can transversely slide along with the bevel edge part, so that the communicated part between the storage bin 2 and the crushing bin 1 is dredged, and the phenomenon that the raw materials are easily blocked due to the fact that the single raw materials are large in size at the moment is avoided;
a motor 8 is arranged on one side of one end of the crushing bin 1 close to the mounting bin 3, the output end of the motor 8 is connected with a first crushing roller 9, the first crushing roller 9 penetrates through the crushing bin 1, a first gear 10 is arranged on the outer side of one end, far away from the motor 8, of the first crushing roller 9, a second crushing roller 11 penetrates through one side of one end, far away from the first crushing roller 9, of the crushing bin 1, a second gear 12 is arranged on the outer side of one end, near the first gear 10, of the second crushing roller 11, the central axis of the second gear 12 is parallel to the central axis of the first gear 10, the second gear 12 is in meshed connection with the first gear 10, when the motor 8 drives the first crushing roller 9 to rotate, the second crushing roller 11 can rotate reversely along with the first crushing roller 9, and accordingly the storage material falling in the storage bin 2 is crushed by matching with the first crushing roller 9;
a through hole 13 is arranged at the middle position of one side of the crushing bin 1 close to the mounting bin 3, fixing shafts 14 are arranged at two ends of the inside of the through hole 13, a sealing roller 15 is sleeved on the outer side of the fixing shaft 14, a first filter plate 16 is arranged at one side of the outer wall of the sealing roller 15 close to the crushing bin 1, a wedge plate 17 is arranged at the top of the first filter plate 16, a mounting plate 18 is arranged at one side of the outer wall of the sealing roller 15 away from the crushing bin 1, a sliding groove 19 is arranged at the top of the mounting plate 18, a supporting mechanism for fixing the position of the sealing roller 15 is arranged inside the sliding groove 19, a sliding block 20 arranged inside the sliding groove 19 is guaranteed by the supporting mechanism, a movable plate 21 is hinged to the top of the sliding block 20, the movable plate 21 penetrates through the mounting bin 3, mounting blocks 22 are arranged at the tops of two sides of the movable plate 21, and a second spring 23 is connected between the mounting blocks 22 and the mounting bin 3, when the movable plate 21 slides up and down, the closed roller 15 can be driven to rotate correspondingly, so that the first filter plate 16 slides correspondingly, the situation that the filtering effect of the first filter plate 16 is influenced by the accumulation and adhesion of raw materials on the first filter plate 16 is avoided, and meanwhile, the raw materials are thrown above the first crushing roller 9 and the second crushing roller 11 by matching with the wedge-shaped plate 17 to be crushed again;
the inside of the installation bin 3 is provided with a transmission mechanism for driving the support mechanism to be movably adjusted, the transmission mechanism comprises installation cylinders 24 respectively penetrating through the tops and the bottoms of the two ends inside the installation bin 3, the installation cylinders 24 are connected with the second crushing roller 11 through a belt pulley mechanism 25, a conveying belt 26 is sleeved outside the installation cylinders 24, and a squeezing plate 27 is installed outside the conveying belt 26, so that when the second crushing roller 11 rotates, two groups of installation cylinders 24 and the conveying belt 26 can rotate along with the installation cylinders and the conveying belt 26, and further the squeezing plate 27 is driven to move continuously, when the squeezing plate 27 is positioned on one side close to the movable plate 21, the squeezing plate 27 moves from bottom to top, and the movable plate 21 is driven to ascend continuously through the limit of the installation block 22, so that the closed roller 15 and the first filter plate 16 rotate slowly, when the squeezing plate 27 is positioned on one side far away from the movable plate 21, the squeezing plate 27 can relieve the limit and the lifting of the installation block 22, so that the movable plate 21 moves downwards rapidly under the elasticity of the second spring 23, and further drives the closed drum 15 and the first filter plate 16 to rotate correspondingly, and the first filter plate 16 throws the raw material thereon under the cooperation of the wedge-shaped plate 17;
the bottom of the crushing bin 1 is communicated with a cyclone separator main body 28, the top of the outer wall of the cyclone separator main body 28, which is close to one side of the mounting bin 3, is communicated with an air inlet pipe 29, the bottom of the cyclone separator main body 28 is communicated with a collecting bin 30, one end of the collecting bin 30 is provided with a first bin door 31, and an operator can open the first bin door 31 on the collecting bin 30 to collect shell powder in the collecting bin;
one side of the outer wall of the cyclone separator main body 28, which is far away from the air inlet pipe 29, is communicated with an air ventilation bin 32, one side of the air ventilation bin 32, which is far away from the cyclone separator main body 28, is provided with a second filter plate 33, one end of the air ventilation bin 32 is provided with a second bin door 34, and an operator can open the second bin door 34 on the air ventilation bin 32 to collect protein powder inside the air ventilation bin.
When the invention is used, as shown in figures 1-7, dried flour weevils after degreasing and drying are added into a storage bin 2, a motor 8 is controlled to drive a first crushing roller 9 to rotate, the first gear 10 on the first crushing roller 9 is meshed with a second gear 12 on a second crushing roller 11, so that the first crushing roller 9 and the second crushing roller 11 can rotate oppositely, thereby the raw materials dropped from the storage bin 2 are crushed primarily, the crushed raw materials drop onto a first filter plate 16, the raw materials meeting the crushing standard further drop to the bottom of the interior of the crushing bin 1 through filter holes on the first filter plate 16 and enter the interior of a cyclone separator main body 28, under the cyclone action in the interior of the cyclone separator main body 28, the protein powder part with lighter mass enters the interior of an air passing bin 32 to be collected, the shell powder part with heavier mass enters the interior of a collecting bin 30 to be collected, thereby completing the separation task, in the process, the raw materials which are not up to standard in grinding are stored on the first filter plate 16, the corresponding rotation of the group of the mounting cylinders 24 can be realized through the connection of the belt pulley mechanism 25 between one group of the two groups of the mounting cylinders 24 and the second grinding roller 11, and then the other group of the mounting cylinders 24 and the conveyer belt 26 are rotated along with the rotation of the mounting cylinders, so as to drive the extrusion plate 27 to continuously reciprocate, when the extrusion plate 27 is positioned at one side close to the movable plate 21, the moving direction is from bottom to top, at the moment, the extrusion plate 27 can drive the movable plate 21 to continuously slide upwards through the mounting block 22, when the movable plate 21 slides to the highest amplitude, the top of the extrusion plate can extrude the bevel edge part of the L-shaped dredging rod 6 far away from one end of the grinding bin 1, through the elasticity of the first spring 7, the transverse sliding of the L-shaped dredging rod 6 can be realized at the moment, thereby dredging the communicated part between the storage bin 2 and the grinding bin 1, when the extrusion plate 27 moves to one side of the conveying belt 26 far away from the movable plate 21, the extrusion plate moves from top to bottom, the limit and the lifting of the installation block 22 are relieved, the movable plate 21 is driven by the second spring 23 to rapidly slide downwards, the L-shaped dredging rod 6 transversely slides to the initial position under the elastic action of the first spring 7 to carry out dredging operation again, meanwhile, the movable plate 21 is hinged with the sliding block 20, the sliding block 20 is in sliding connection with the sliding groove 19, and the closed roller 15 is in rotating connection with the fixed shaft 14, so that the closed roller 15 can rapidly rotate along with the movable pin at the moment, raw materials remained on the first filter plate 16 can be thrown to the upper sides of the first crushing roller 9 and the second crushing roller 11 under the coordination and the blocking of the wedge-shaped plate 17, and can be crushed again by the first crushing roller 9 and the second crushing roller 11, when the conveyor belt 26 drives the pressing plate 27 to move to a side close to the movable plate 21 again, the pressing plate 27 drives the movable plate 21 to slide upwards again, so that the above operations can be repeated continuously until the raw material is sufficiently crushed, and meanwhile, in the process, the first filter plate 16 is in a continuous motion state, so that a part of the raw material is prevented from being blocked at a certain position on the first filter plate 16 for a long time, and the use effect of the raw material is prevented from being influenced.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (9)

1. A method for separating yellow mealworm oil, protein and chitin is characterized by comprising the following steps:
s1, screening and cleaning yellow mealworms, screening out yellow mealworms with standard growth states, and fully cleaning for later use;
s2, degreasing and drying, degreasing the screened yellow mealworms by using a carbon dioxide supercritical method, drying to prepare dry yellow mealworms, wherein the water content in the dry yellow mealworms is not more than 8%;
s3, crushing and filtering, primarily crushing the prepared dry tenebrio molitor through crushing equipment, filtering the dry tenebrio molitor through a filtering mechanism, pouring the filtered raw materials with insufficient crushing degree into the crushing equipment again for crushing until all the raw materials reach the crushing standard, and preparing the obtained dry tenebrio molitor powder reaching the standard;
s4, cyclone separation, namely, introducing the prepared tenebrio molitor powder into a cyclone separation mechanism, and separating the protein powder with low mass and the shells rich in chitin with heavy mass by the cyclone separation mechanism.
2. The device for separating the yellow mealworm oil, the protein and the chitin comprises a crushing bin (1) and is characterized in that the top of the crushing bin (1) is communicated with a storage bin (2), the top of one side of the crushing bin (1) is provided with an installation bin (3), one side of one end of the crushing bin (1), which is close to the installation bin (3), is provided with a motor (8), the output end of the motor (8) is connected with a first crushing roller (9), the first crushing roller (9) penetrates through the crushing bin (1), the outer side of one end, which is far away from the motor (8), of the first crushing roller (9) is provided with a first gear (10), one side, which is far away from the first crushing roller (9), of one end of the crushing bin (1) is provided with a second crushing roller (11), the outer side, which is close to one end of the first gear (10), of the second crushing roller (11) is provided with a second gear (12), and a through hole (13) is formed in the middle position, which is close to one side of the installation bin (3), of the crushing bin (1), and both ends of the inside of the through hole (13) are provided with fixed shafts (14), and the outside of the fixed shafts (14) is sleeved with a closed roller (15), a first filter plate (16) is arranged on one side of the outer wall of the closed roller (15) close to the crushing bin (1), and the top of the first filter plate (16) is provided with a wedge-shaped plate (17), one side of the outer wall of the closed roller (15) far away from the crushing bin (1) is provided with a mounting plate (18), and the top of the mounting plate (18) is provided with a sliding chute (19), a supporting mechanism for fixing the position of the closed roller (15) is arranged inside the sliding chute (19), a transmission mechanism for driving the support mechanism to movably adjust is arranged in the mounting bin (3), the bottom of the crushing bin (1) is communicated with a cyclone separator main body (28), and the top of the outer wall of the cyclone separator main body (28) close to one side of the mounting bin (3) is communicated with an air inlet pipe (29).
3. The device for separating the yellow mealworm oil, the protein and the chitin according to claim 2, wherein a fixing frame (4) is installed at the bottom of the outer side wall of the crushing bin (1), and supporting legs (5) are uniformly fixed at the edge of the bottom of the fixing frame (4).
4. The device for separating the yellow mealworm oil, the protein and the chitin according to claim 2, wherein an L-shaped dredging rod (6) penetrates through the top of one side of the crushing bin (1), which is close to the mounting bin (3), the L-shaped dredging rod (6) extends to the inside of the storage bin (2), and a first spring (7) is connected between the L-shaped dredging rod (6) and the crushing bin (1).
5. The device for separating the yellow mealworm oil, the protein and the chitin according to claim 2, wherein the central axis of the second gear (12) is parallel to the central axis of the first gear (10), and the second gear (12) is meshed with the first gear (10).
6. The device for separating the yellow mealworm oil, the protein and the chitin according to claim 2, wherein the supporting mechanism ensures a sliding block (20) arranged inside a sliding groove (19), a movable plate (21) is hinged to the top of the sliding block (20), the movable plate (21) penetrates through the installation bin (3), installation blocks (22) are installed on the tops of two sides of the movable plate (21), and a second spring (23) is connected between the installation blocks (22) and the installation bin (3).
7. The device for separating the yellow mealworm oil, the protein and the chitin according to claim 2, wherein the transmission mechanism comprises mounting cylinders (24) respectively penetrating through the tops and the bottoms of the two ends in the mounting bin (3), the mounting cylinders (24) are connected with the second crushing roller (11) through a belt wheel mechanism (25), a conveying belt (26) is sleeved on the outer side of the mounting cylinders (24), and an extrusion plate (27) is mounted on the outer side of the conveying belt (26).
8. The device for separating the yellow mealworm oil, the protein and the chitin according to claim 2, wherein the bottom of the cyclone separator main body (28) is communicated with a collection bin (30), and one end of the collection bin (30) is provided with a first bin door (31).
9. The device for separating the yellow mealworm oil, the protein and the chitin according to claim 2, wherein a ventilation bin (32) is communicated with one side of the outer wall of the cyclone separator main body (28) far away from the air inlet pipe (29), a second filter plate (33) is arranged on one side of the ventilation bin (32) far away from the cyclone separator main body (28), and a second bin door (34) is arranged at one end of the ventilation bin (32).
CN202110982541.9A 2021-08-25 2021-08-25 Method and equipment for separating yellow mealworm oil, protein and chitin Pending CN113578438A (en)

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