CN111480684A - Processing method of shipborne krill - Google Patents

Processing method of shipborne krill Download PDF

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Publication number
CN111480684A
CN111480684A CN202010463447.8A CN202010463447A CN111480684A CN 111480684 A CN111480684 A CN 111480684A CN 202010463447 A CN202010463447 A CN 202010463447A CN 111480684 A CN111480684 A CN 111480684A
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krill
seawater
processing
bricks
tray
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Inventor
隋闯
曾庆坚
黄陈娟
张绍杭
王德钢
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Chonson Beyond Marine Tech Co ltd
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Chonson Beyond Marine Tech Co ltd
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Priority to CN202010463447.8A priority Critical patent/CN111480684A/en
Publication of CN111480684A publication Critical patent/CN111480684A/en
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    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23BPRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
    • A23B4/00General methods for preserving meat, sausages, fish or fish products
    • A23B4/06Freezing; Subsequent thawing; Cooling
    • AHUMAN NECESSITIES
    • A22BUTCHERING; MEAT TREATMENT; PROCESSING POULTRY OR FISH
    • A22CPROCESSING MEAT, POULTRY, OR FISH
    • A22C29/00Processing shellfish or bivalves, e.g. oysters, lobsters; Devices therefor, e.g. claw locks, claw crushers, grading devices; Processing lines
    • A22C29/02Processing shrimps, lobsters or the like ; Methods or machines for the shelling of shellfish
    • AHUMAN NECESSITIES
    • A22BUTCHERING; MEAT TREATMENT; PROCESSING POULTRY OR FISH
    • A22CPROCESSING MEAT, POULTRY, OR FISH
    • A22C29/00Processing shellfish or bivalves, e.g. oysters, lobsters; Devices therefor, e.g. claw locks, claw crushers, grading devices; Processing lines
    • A22C29/02Processing shrimps, lobsters or the like ; Methods or machines for the shelling of shellfish
    • A22C29/023Conveying, feeding or aligning shellfish
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23BPRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
    • A23B4/00General methods for preserving meat, sausages, fish or fish products
    • A23B4/06Freezing; Subsequent thawing; Cooling
    • A23B4/08Freezing; Subsequent thawing; Cooling with addition of chemicals or treatment with chemicals before or during cooling, e.g. in the form of an ice coating or frozen block
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L17/00Food-from-the-sea products; Fish products; Fish meal; Fish-egg substitutes; Preparation or treatment thereof
    • A23L17/40Shell-fish
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65BMACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B65/00Details peculiar to packaging machines and not otherwise provided for; Arrangements of such details
    • B65B65/003Packaging lines, e.g. general layout

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Zoology (AREA)
  • Food Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Health & Medical Sciences (AREA)
  • Nutrition Science (AREA)
  • Meat, Egg Or Seafood Products (AREA)

Abstract

The invention provides a processing method of shipborne krill, and belongs to the technical field of shipborne processing technology after krill capture. The processing method comprises the following steps: A. distributing the krill and transporting the krill to any desired processing location; B. draining the krill on a climbing conveyor; C. loading the krill into a tray, and pressing by hands; D. weighing each plate of krill, and adding liquid medicine or seawater into each plate of krill; E. rapidly freezing the krill after the krill is loaded; E. spraying hot seawater at the bottom of the quick-frozen krill tray for defrosting treatment; F. separating the krill from the corresponding plate, and spraying seawater on the krill bricks to form an ice coating layer on the surface of each krill brick; G. performing plastic packaging, boxing and box sealing on the krill bricks; H. and conveying the boxed krill bricks to the next layer of cargo hold. The processing method can be used for processing the krill on the ship in time, and the fresh-keeping effect and the processing efficiency of the krill are well improved.

Description

Processing method of shipborne krill
Technical Field
The invention belongs to the technical field of shipborne processing technology after krill capture, and relates to a processing method of shipborne krill.
Background
Seafood production has long been used in a more traditional way: the krill processing method comprises the steps of marine fishing operation, shipboard pickling or ice-storage fresh-keeping transportation and land processing, however, the krill has the characteristics of small volume, easy deterioration and difficult preservation, and a land processing mode is carried out after the existing krill is captured, so that the defects exist, the captured krill cannot be processed in time, the fresh-keeping effect is poor, and the working efficiency is low.
Disclosure of Invention
The invention provides a processing method of shipborne krill aiming at the problems in the prior art, and the technical problems to be solved by the invention are as follows: how to improve the fresh-keeping effect and the processing efficiency of krill.
The purpose of the invention can be realized by the following technical scheme:
a processing method of shipborne krill, comprising the following steps:
A. distributing the krill by using a distribution device, and conveying the krill to any required processing site;
B. on a climbing conveyor, through the action of gravity and wind power, draining the krill;
C. manually dishing up krill, and pressing by hands;
D. weighing each plate of krill, and adding liquid medicine or seawater into each plate of krill through a medicine adding device;
E. rapidly freezing the krill after the plate loading by adopting a horizontal plate freezer to freeze a krill stack into krill bricks;
F. spraying hot seawater at the bottom of the quick-frozen krill tray for defrosting treatment;
G. separating the krill bricks from the corresponding plates, and spraying seawater on the krill bricks to form an ice coating layer on the surface of each krill brick;
H. performing plastic packaging, boxing and box sealing on the krill bricks;
I. and conveying the boxed krill bricks to the next layer of cargo hold by a vertical conveyor.
The processing method comprises the steps of distributing krill, draining the krill, loading the krill into a tray, weighing the krill in each tray, adding liquid medicine or seawater into each tray of the krill, quickly freezing the krill loaded into the tray by using a horizontal plate freezer, carrying out bottom hot-spraying seawater defrosting treatment on the quick-frozen krill tray, separating the krill bricks from the corresponding tray, spraying seawater on the krill bricks, forming an ice coating layer on the surface of each krill brick, carrying out plastic packaging on the krill bricks, boxing and sealing, and finally conveying the krill bricks loaded into the next layer of cargo hold by using a vertical conveyor. The krill is distributed by the distribution device, so that the krill can be conveyed to a required processing place, the krill is drained, and seawater and impurities can be removed. Generally, the net weight of each plate of krill is 12.5kg, and 0.25kg of liquid medicine or seawater can be added after weighing, because the shape of the krill is curved, the shell has radian, certain gaps still exist between the krill after the plate loading, the heat transfer coefficient of air is small, the freezing efficiency is low, and the krill bricks are easy to loosen after freezing, so that the krill is frozen together with the krill after being loaded with the liquid medicine or the seawater; the frozen krill blocks have beautiful frost marks on the surfaces, the appearance is beautiful, the economic value of the product is improved, the drying and oil film oxidation can be prevented, the integral strength of the krill blocks is enhanced, and the krill blocks are not easy to break. The processing method can be used for processing the krill on the ship in time, and the fresh-keeping effect and the processing efficiency of the krill are well improved.
In the above method for processing the krill on board the ship, in step B, the draining comprises draining the seawater by gravity and blowing the seawater out of the krill by a draining device. The sea water in this stage is relatively more impurity, and can influence the precision and the krill quality of weighing of later process, so the sea water in this stage of leaching can get rid of impurity, guarantees that the quality of krill is better, and improves the accuracy of weighing.
In the processing method of the ship-borne krill, in the step C, after the krill is loaded in the tray, the stacked krill stack is 5-10mm higher than the top of the tray body.
The sabot adopts artifical sabot, and the plate of dress krill is only for having open-ended stainless steel dish at the top, utilizes the quality of krill and the volume relation of krill dish, guarantees that the krill is full in this krill dish, and the whole heap face of krill is higher than the krill dish 5 ~ 10mm to compress tightly through the staff, guarantee arranging of krill inseparable, the purpose makes the krill brick after the quick-freeze is good tight reality, and intensity is good.
In the processing method of the ship-borne krill, the step C further includes a step of recovering the scattered shrimps.
Utilize scattered shrimp recovery unit, through the pump suction, carry the krill that falls scattered on distributor, the sabot is shelved once more, improves the sabot rate, indirectly improves economic benefits.
In the processing method of the ship-borne krill, in the step E, the freezing method is to perform quick freezing on the krill by adopting an indirect contact freezing mode.
Indirect contact freezing refers to freezing a stainless steel plate filled with krill on an aluminum alloy plate cooled with a refrigerant or coolant, the krill being in direct contact with the aluminum alloy plate but not with the refrigerant or coolant. In step E, the freezing device is composed of more than ten aluminum alloy plates and a hydraulic part, a stainless steel tray filled with krill is placed between every two aluminum alloy plates, the aluminum alloy plates are tightly contacted with the krill tray through pressurization, and then the freezing is started. The freezing device has simple structure, compact structure and simple and easy operation. The water content of the krill is as high as about 80%, and the volume of the individual krill is expanded after freezing compared with that of the individual krill which is not frozen, and meanwhile, because the upper metal plate and the lower metal plate are pressed, the internal volume of the krill plate is limited, namely, the gaps between the krill are reduced, and the frozen krill bricks are pressed more tightly than before freezing.
In the processing method of the shipborne krill, in the step F, the temperature of the seawater for defrosting is not higher than 60 ℃, and the defrosting time is 40-60S.
The temperature of the seawater is too high, the defrosting time is too long, the bottom of the krill brick is easy to deform, the selling phase and the quality are affected, the seawater below 60 ℃ is defrosted for 40-60 seconds, a combined ice layer between the krill brick and the bottom in the stainless steel plate can be melted, and the krill brick is not deformed.
In the processing method of the ship-borne krill, in the step G, the krill is sprayed by the ice coating device, and the sprayed seawater is cold seawater of-2-0.
The krill has strong dehydration performance and water absorption performance, the krill blocks are easy to dry and consume in freezing storage, a layer of ice coating is formed on the outer surface of the krill blocks by spraying seawater on the frozen krill blocks, the ice coating can prevent the krill blocks from drying and consuming in the storage process, the overall strength of the krill blocks can be enhanced, and the krill blocks are not easy to loose.
In the processing method of the ship-borne krill, in the step H, in addition to plastic packaging, boxing and sealing of the krill bricks, the method further comprises the steps of code spraying and detection of the box body.
The ice-coated krill bricks sequentially enter a full-automatic plastic packaging machine, a full-automatic box filling machine, a full-automatic hot melt adhesive box sealing machine, an automatic code spraying machine and a metal detector, and a series of full-automatic devices can reduce labor intensity and improve production efficiency; in addition, the box sealing machine can adopt a hot melt adhesive mode, raw materials are easy to store and manage in the mode, the feeding operation is simple and convenient, compared with the traditional binding belt mode, the problems that the binding belt is easy to scatter, the production problem that the binding belt cannot be used after scattering is solved, and the environmental pollution problem that surplus materials of the binding belt are difficult to treat is solved.
A series of movable conveyors with various length specifications are arranged in a refrigerating chamber of the ship body, frozen products can be directly conveyed to any position in the chamber from a series of movable conveyors connected below the vertical conveyor in a manual combination mode, frequent walking of manual carrying is avoided, and operation efficiency is improved.
The invention also provides a processing system of the processing method, which comprises a distribution device, a climbing conveyor, a draining device, a tray loading conveyor, a leveling conveyor, a weighing device, a dosing device, a warehouse entry conveyor, a loading and unloading conveyor, a horizontal flat plate freezer, a warehouse exit conveyor, a defrosting device, a tray removing workbench, an ice coat plating device, a buffer conveyor, a full-automatic plastic packaging machine, a full-automatic box filling machine, a full-automatic hot melt adhesive box sealing machine, an automatic code spraying machine, a steering conveyor, a metal detector, a finished product conveyor, a confluence conveyor, a vertical conveyor, an empty tray conveyor and an empty tray cleaning device.
Compared with the prior art, the invention has the following advantages:
the processing method comprises the steps of distributing krill, draining the krill, loading the krill into a tray, weighing the krill in each tray, adding liquid medicine or seawater into each tray of the krill, carrying out bottom hot spraying seawater defrosting treatment on the quick-frozen krill tray, separating the krill bricks from the corresponding tray, spraying seawater on the krill bricks, forming an ice coating layer on the surface of each krill brick, carrying out plastic packaging, boxing and box sealing on the krill bricks, and finally conveying the krill bricks loaded with boxes to the next layer of cargo hold through a vertical conveyor. The processing method can be used for processing the krill on the ship in time, and the fresh-keeping effect and the processing efficiency of the krill are well improved.
Drawings
FIG. 1 is a block flow diagram of the present process;
fig. 2 is a schematic diagram of a processing system.
In the figure, 1 dispensing device; 2 climbing conveyer; 3, a draining device; 4, a tray conveyer; 5 smoothing the conveyor; 6, a weighing device; 7, a medicine adding device; 8, a warehouse entry conveyor; 9, feeding and discharging the conveyor; 10 horizontal plate freezer; 11 an ex-warehouse conveyor; 12 a defrosting device; 13 a tray-off workbench; 14, an ice clothes plating device; 15 a buffer conveyor; 16 full-automatic plastic packaging machine; 17, a full-automatic box filling machine; 18 full-automatic hot melt adhesive case sealer; 19 automatic code spraying machine; 20 a steering conveyor; 21 a metal detector; 22 a finished product conveyor; 23 a converging conveyor; 24 a vertical conveyor; 25 empty pan conveyors; 26 empty tray cleaning device.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1, the processing method comprises the following steps:
A. the distribution device 1 is used for distributing the krill, and the krill is conveyed to any required processing place;
B. on the climbing conveyor 2, the krill is drained under the action of gravity and wind power;
C. manually dishing up krill, and pressing by hands;
D. weighing each plate of krill, and adding liquid medicine or seawater into each plate of krill through a medicine adding device 7;
E. rapidly freezing the krill after the plate loading by adopting a horizontal plate freezer 10 to freeze a krill stack into krill bricks;
F. spraying hot seawater at the bottom of the quick-frozen krill tray for defrosting treatment;
G. separating the krill from the corresponding plate, and spraying seawater on the krill bricks to form an ice coating layer on the surface of each krill brick;
H. performing plastic packaging, boxing and box sealing on the krill bricks;
I. the boxed krill blocks are transported to the next layer of cargo hold by a vertical conveyor 24.
According to the processing method, the krill is distributed through the distribution device 1, the krill can be conveyed to any required processing place, the krill is drained, and seawater and impurities can be removed. Generally, each plate of krill has a net weight of 12.5kg, and after weighing, 0.25kg of liquid medicine or seawater is added. The processing method can be used for processing the krill on the ship in time, and the fresh-keeping effect and the processing efficiency of the krill are well improved.
Preferably, in step B, the draining comprises draining the seawater by gravity and blowing the seawater in the krill out through a draining device. The sea water in this stage is relatively more impurity, and can influence the precision and the krill quality of weighing of later process, so the sea water in this stage of leaching can get rid of impurity, guarantees that the quality of krill is better, and improves the accuracy of weighing.
Preferably, in step C, after the krill are loaded in the tray, the stacked krill stack is 5-10mm above the top of the tray body.
The sabot adopts artifical sabot, and the plate of dress krill is the stainless steel dish that only has the open-ended at the top, utilizes the quality of krill and the volume relation of krill dish, guarantees that the krill is full in this krill dish, and the whole heap face of krill is higher than the krill dish 5-10mm to compress tightly through the staff, guarantee the arrangement of krill inseparable, the purpose makes the krill brick after the quick-freeze is good compact, and intensity is good.
Preferably, the step C further comprises a step of recovering the shrimp powder.
Utilize scattered shrimp recovery unit, through the pump suction, carry distributor 1 to the krill that falls scattered on, the sabot is shelved once more, improves the sabot rate, indirectly improves economic benefits.
Preferably, in step E, the freezing method is to freeze the krill by indirect contact freezing.
Indirect contact freezing refers to freezing a stainless steel plate filled with krill on an aluminum alloy plate cooled with a refrigerant or coolant, the krill being in direct contact with the aluminum alloy plate but not with the refrigerant or coolant. In step E, the freezing device is composed of more than ten aluminum alloy plates and a hydraulic part, a stainless steel tray filled with krill is placed between every two aluminum alloy plates, the aluminum alloy plates are tightly contacted with the krill tray through pressurization, and then the freezing is started. The freezing device has simple structure, compact structure and simple and easy operation. The water content of the krill is as high as about 80%, and the volume of the individual krill is expanded after freezing compared with that of the individual krill which is not frozen, and meanwhile, because the upper metal plate and the lower metal plate are pressed, the internal volume of the krill plate is limited, namely, the gaps between the krill are reduced, and the frozen krill bricks are pressed more tightly than before freezing.
Preferably, in the step F, the temperature of the seawater used for defrosting is not higher than 60 ℃, and the defrosting time is 40-60S.
The temperature of the seawater is too high, the defrosting time is too long, the bottom of the krill brick is easy to deform, the selling phase and the quality are affected, the seawater below 60 ℃ is defrosted for 40-60 seconds, a combined ice layer between the krill brick and the bottom in the stainless steel plate can be melted, and the krill brick is not deformed.
Preferably, in step G, the krill are sprayed by the ice coating device 14, and the sprayed seawater is cold seawater of-2 to 0.
The krill has strong dehydration performance and water absorption performance, the krill blocks are easy to dry and consume in freezing storage, a layer of ice coating is formed on the outer surface of the krill blocks by spraying seawater on the frozen krill blocks, the ice coating can prevent the krill blocks from drying and consuming in the storage process, the overall strength of the krill blocks can be enhanced, and the krill blocks are not easy to loose.
Preferably, in the step H, in addition to plastic packaging, boxing and sealing the krill bricks, a step of code spraying and detecting the box body is further included.
The shrimp bricks plated with the ice coatings sequentially enter a full-automatic plastic packaging machine 16, a full-automatic box filling machine 17, a full-automatic hot melt adhesive box sealing machine 18, an automatic code spraying machine 19 and a metal detector 21, wherein the metal detector 21 is used for detecting whether metal impurities are contained in the box body, and a series of full-automatic devices can reduce labor intensity and improve production efficiency; in addition, the box sealing machine can adopt a hot melt adhesive mode, raw materials are easy to store and manage in the mode, the feeding operation is simple and convenient, compared with the traditional binding belt mode, the problems that the binding belt is easy to scatter, the production problem that the binding belt cannot be used after scattering is solved, and the environmental pollution problem that surplus materials of the binding belt are difficult to treat is solved.
A series of movable conveyors with various length specifications are arranged in a refrigerating chamber of the ship body, frozen products can be directly conveyed to any position in the chamber from a series of movable conveyors connected below the vertical conveyor in a manual combination mode, frequent walking of manual carrying is avoided, and operation efficiency is improved.
As shown in fig. 2, the invention further provides a processing system of the processing method, and the processing system comprises a distribution device 1, a climbing conveyor 2, a draining device 3, a tray loading conveyor 4, a leveling conveyor 5, a weighing device 6, a dosing device 7, a warehouse entry conveyor 8, a loading and unloading conveyor 9, a horizontal flat plate freezer 10, a warehouse exit conveyor 11, a defrosting device 12, a tray removing workbench 13, an ice coat plating device 14, a buffer conveyor 15, a full-automatic plastic packaging machine 16, a full-automatic box filling machine 17, a full-automatic hot melt adhesive box sealing machine 18, an automatic code spraying machine 19, a steering conveyor 20, a metal detector 21, a finished product conveyor 22, a confluence conveyor 23, a vertical conveyor 24, an empty tray conveyor 25 and an empty tray cleaning device 26.
The production process comprises the following steps: the krill receiving cabin or the pumping system of the hull is connected with the distribution device 1, the krill enters the climbing conveyor 2 from the distribution device 1, the climbing conveyor 2 is provided with the draining device 3, seawater impurities in the krill can be removed in the conveying process, cleaner krill is loaded into a stainless steel disc passing through the tray-loading conveyor 4, the stainless steel disc filled with the krill enters the leveling conveyor 5, and the arrangement of the krill is ensured to be tight in a manual leveling and pressing mode; the flattened krill plate enters a weighing device for calibration, then enters a dosing device 7, and is treated by adding liquid medicine or clear water according to different products; the krill plate is manually placed in a horizontal flat plate instant freezer 10 through an in-warehouse conveyor 8 and an up-down material conveyor 9, a krill stack in a stainless steel plate is frozen into krill bricks after freezing treatment for several hours, the krill bricks are transmitted to a defrosting device 12 through the up-down material conveyor 9 and an out-warehouse conveyor 11 to be subjected to bottom defrosting treatment, and the krill bricks and the stainless steel plate are separated on a tray-removing workbench 13; the krill bricks enter the ice coating crossing device 14 again to carry out ice coating crossing treatment on the outer surface, then sequentially enter a full-automatic plastic packaging machine 16, a full-automatic box filling machine 17, a full-automatic hot melt adhesive box sealing machine 18, an automatic code spraying machine 19, a steering conveyor 20 and a metal detector 21 through a buffer conveyor 15 to carry out processes of plastic packaging, box filling, box sealing, code spraying, metal detection and the like, then enter a finished product conveyor 22, a confluence conveyor 23 and a vertical conveyor 24 to be conveyed into a refrigerated cabin on a ship to be stored, and at the moment, the process of processing raw materials into products and then storing is completed; in addition, the stainless steel plate separated on the tray-removing table 13 is conveyed to the empty plate cleaning device 26 by the empty plate conveyor 25, cleaned, conveyed to the tray-loading conveyor 4, prepared for the next tray loading of the raw material krill, and circulated in this way, thereby completing the processing of the krill one time.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Claims (8)

1. A processing method of shipborne krill is characterized by comprising the following steps:
A. using a distribution device (1) to distribute the krill and transporting the krill to any desired processing location;
B. on the climbing conveyor (2), the krill is drained under the action of gravity and wind power;
C. manually dishing up krill, and pressing by hands;
D. weighing each plate of krill, and adding liquid medicine or seawater into each plate of krill through a medicine adding device (7);
E. rapidly freezing the krill after the plate loading by adopting a horizontal plate freezer (10) to freeze a krill stack into krill bricks;
F. spraying hot seawater at the bottom of the quick-frozen krill tray for defrosting treatment;
G. separating the krill bricks from the corresponding plates, and spraying seawater on the krill bricks to form an ice coating layer on the surface of each krill brick;
H. performing plastic packaging, boxing and box sealing on the krill bricks;
I. the boxed krill blocks are transported by a vertical conveyor (24) to the next level of cargo hold.
2. The method of processing krill on board a ship as claimed in claim 1, wherein in step B, said draining comprises draining the seawater by gravity and blowing out the seawater in the krill by a draining device (7).
3. The method of claim 1, wherein in step C, the krill are loaded in the tray and the stack of krill is 5-10mm above the top of the tray.
4. The method of processing krill on board a ship as claimed in claim 1, further comprising the step of recovering shrimp in step C.
5. The method for processing krill on board a ship as claimed in claim 1, wherein in step E, the freezing method is to freeze the krill by indirect contact freezing.
6. The processing method of krill carried on a ship according to claim 1, wherein in step F, the temperature of the seawater used for defrosting is not higher than 60 ℃, and the defrosting time is 40-60S.
7. The processing method of krill carried on a ship according to claim 1, wherein in step G, the krill is sprayed by an ice coating device, and the sprayed seawater is cold seawater of-2-0 deg.C.
8. The processing method for krill on board of any one of claims 1 to 7, further comprising the step of spraying and inspecting the tank in step H.
CN202010463447.8A 2020-05-27 2020-05-27 Processing method of shipborne krill Pending CN111480684A (en)

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WO2023031301A1 (en) 2021-09-01 2023-03-09 Kitin Antarktis As Stabilizing stickwater deriving from creatures living in a body of water

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