CN105961566A - Rough processing treatment method for caught shell-closed shellfish - Google Patents

Rough processing treatment method for caught shell-closed shellfish Download PDF

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Publication number
CN105961566A
CN105961566A CN201610392005.2A CN201610392005A CN105961566A CN 105961566 A CN105961566 A CN 105961566A CN 201610392005 A CN201610392005 A CN 201610392005A CN 105961566 A CN105961566 A CN 105961566A
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China
Prior art keywords
shellfish
water
shell
scalping
upper strata
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CN201610392005.2A
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CN105961566B (en
Inventor
李永仁
梁健
邢克智
郭永军
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Tianjin Agricultural University
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Tianjin Agricultural University
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    • 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
    • A22C29/005Grading or classifying shellfish or bivalves
    • 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
    • A22C29/04Processing bivalves, e.g. oysters
    • A22C29/043Cleaning operations on bivalves, e.g. evisceration, brushing, separation of meat and shell material

Abstract

The invention relates to a rough processing treatment method for caught shell-closed shellfish. The method comprises the following steps that 1, two parallel layers of iron screens which form the included angle of 15-20 degrees relative to the horizontal plane are used for screening shellfish; 2, the sorted shellfish is subjected to slurry buoyancy sorting; 3, the shellfish sorted through slurry buoyancy sorting is flatly laid on a dense screen net to be washed with flowing water; 4, manual sorting is carried out to pick out residual impurities and broken individuals; 5, the shellfish is soaked with ice water for 8-20 s and then fished out to be in a semi-dormant state; 6, the shellfish is packaged in a nylon mesh bag, and temporarily stored at the temperature of 5-10 DEG C. According to the rough processing treatment method, labor is saved, the production cost is reduced, impurities in the target shellfish can be rapidly separated out, the survival rate of caught shellfish is ensured, and a good foundation is laid for shellfish long-distance transportation and selling.

Description

A kind of closed shell shellfish catch rear roughing processing method
Technical field
The invention belongs to shellfish coarse working techniques field in Marine agriculture, the most a set of be applicable to clam class, Carnis Arca inflata class, Mussels, The closed shell type shellfishes such as Concha Ostreae class specification sorting and surface decontamination techniques, a kind of closed shell shellfish catch rear roughing process side Method.
Background technology
Closed shell type shellfish is that the multiple shellfish of Mollusca is referred to as, its hull shape rule, closes tight after water outlet, and silt is difficult to enter. Main Economic kind includes: clam class mainly include Ruditapes philippinarum, Concha Meretricis Seu Cyclinae, Mactra chinensis, Paphia amabilis, Conch Meretricis seu Cyclinae, Mactraantiquata Spengler, Mirror clam etc.;Carnis Arca inflata class mainly has Scapharca subcrenata, Scapharca broughtonii, Tegillarca granosa etc.;Mussels mainly has Mytilus edulis, Perna uiridis (Linnaeus), Mytilus crassitesta Lischke etc.; Concha Ostreae class mainly has Portuguese oyster, long Concha Ostreae, Crassostrea rivularis, the huge Concha Ostreae in Hong Kong etc..Closed shell shellfish is the economy that a class is important Shellfish, the South and the North all has large-scale farming, and yield accounts for more than the 2/3 of China's shellfish total output, comparatively speaking, cultivation risk is little, Small investment, relative cost are low, yield is high, and industrial status is particularly significant.
Clam class, Carnis Arca inflata class move in the substrate in beach or shallow sea, utilize the clam class and Carnis Arca inflata class that ship drag harrow fishes on a large scale with greatly The amount impurity such as gravel, shell, simple dependence flushing is difficult to remove;Concha Ostreae, mussel move in sea water, substantially static motionless, Shell table attachment silt and the parasite of stubbornness.The method in the past typically taked the purified treatment of closed shell type shellfish includes: clear Shellfish machine screen cloth rolls and filters, and removes excessive or too small block;Flowing water rinses, and removes silt, the broken shell of part and density relatively Little block;Manually sort out sandstone, damaged individual, shell and other impurity.By above 3 steps, mixing miscellaneous Mass-energy is removed totally substantially, but shortcoming is obvious: screen filtration step improves the breakage rate of shellfish;Labor intensive is more, increases Cost of labor;Processing speed is relatively slow, the stage fished in concentration especially, does not catches up with often due to process, limit the amount of fishing, Reduce product quality.
Summary of the invention
It is an object of the invention to for the deficiencies in the prior art, and a kind of closed shell shellfish proposed catch rear roughing processing method.
The present invention solves it and technical problem is that and take techniques below scheme to realize:
A kind of closed shell shellfish catch rear roughing processing method, comprise the following steps that
(1) ferrum screening choosing: the ferrum sieve apparatus of use includes upper strata scalping and the lower floor's dusting cover that both are parallel and put, on, lower screen Face all becomes 15 degree of-20 degree angle with level, and the top of upper strata scalping and lower floor's dusting cover is affixed by entablature, the output of vibration motor Hold affixed with entablature, drive entablature do pitching, the top of upper strata scalping dispose lower feed box, will be sorted shellfish by Lower feed box outlet landing to scalping top, upper strata, the shellfish being sorted by upper strata scalping and the surface landing of lower floor's dusting cover to bottom;
(2) the above-mentioned shellfish sorted out is carried out mud buoyancy sorting respectively: mud buoyancy sorting unit includes upper opening Fiberglass cell body, arranges apopore in the middle part of a sidewall of fiberglass cell body, sets into water hole in the bottom of apopore opposing sidewalls, On circulating water pipeline between apopore and blasthole, water circulating pump is set, fiberglass cell body adds sea water to more than apopore, Xiang Shuizhong adds shellfish, is subsequently adding sandy loam, starts water circulating pump stirring 2.0-3.0min extremely mixing, makes shellfish be suspended in mud Till slurry surface, being then shut off water circulating pump and stand 0.5-1.0min, now, shell, impurity, damaged shellfish individuality sink to bottom, Complete individuals is suspended in top layer, pulls suspension shellfish out, is placed in plastic crate;
(3) flowing water rinses: is divided by the shellfish that above-mentioned mud buoyancy sub-elects and carries out flowing water flushing on close screen cloth processed 0.5-1.0min is bright-coloured to shellfish shell table decorative pattern;
(4) on above-mentioned close screen cloth processed, carry out artificial separation, pick out and still remain in impurity therein and damaged individuality;
(5) shellfish hypnosis: arrange glass fibre reinforced plastic groove, adds sea water, is subsequently adding sea ice, keeps frozen water mixing after melting a part Thing state, takes in the shellfish after above-mentioned hand picking in net basket, pulls out after immersing the frozen water 8-20 second, and clam son's shell closes, place In semidormancy state;
(6) nylon net bag packaging, temporary transient storage temperature is between 5-10 DEG C.
And, in described step (1), the amplitude of ferrum sieve pitching is 8cm-10cm, and vibration frequency is 80 times-120 times/min.
And, described step (1) scalping at the middle and upper levels and lower floor's dusting cover are the grid sieve of iron wire establishment, and the side ratio of grid sieve will The maximum outside diameter big 5% of shellfish to be sorted.
And, the sea water specific gravity adding sandy loam in described step (2) is between 1.18g/mL-1.22g/mL.
And, described step (5) immerses the control time of frozen water particularly as follows: on the basis of shell long 2.5cm shellfish, immerse ice Water is 8 seconds, and shell length often increases by 10%, immerses frozen water time increase by 1 second.
Advantages of the present invention and good effect be:
Present invention firstly discloses a set of techniqueflow being applicable to the purification of closed shell shellfish sorting, there is low cost, high efficiency, behaviour Make the advantages such as simple.To the conventional closed shell shellfish sorting purification method of ratio, the present invention has a following features:
1, clean-up effect is excellent: during conventional closed shell shellfish sorting purifies, sorts and separates with purifying, typically first pass through Simple flushing, then carry out artificial separation, production efficiency is low, processes of poor quality.The present invention uses assembly line work mode, will divide Choosing and purification incorporate a set of flow process, and sorting step is placed in the 1st step, can effectively go during the 2nd step mud purification Damaged individual except cause due to sorting, that this technology purifies shellfish, shell color is attractive in appearance bright-coloured, without damaged.
2, equipment is simple, easy to operate: technology equipment needed thereby is simple, cost is low for this, and in addition to the separating sieve of the 1st step, other set For all can make temporarily.Therefore, this technology is suitable to vast common fisherman and uses, and user can set according to the specification of target shellfish Put the separating sieve of different pore size, the volume of the 2nd step mud sorting groove can be set according to the size for the treatment of capacity.
3, production cost is low: this technology introduces mechanical sorting and mud and saves labour force, reduces production cost, and particularly the 2 step mud sortings, can carry out sharp separation to impurity in target shellfish, including shell, silt, sandstone, damaged individuality etc., Save a large amount of labour force.
4, production efficiency is high, strong adaptability: according to the streamline about 1 10 people of this technical organization, can process shellfish every day More than 50 tons;This technology can carry out purified treatment to the bivalve shellfish of all closed shells, low to site requirements, both can be at operation ship Upper operation, also can be transported to plant operations.
5, little to shellfish injury: in processing procedure, to change without relatively overall situation, be provided without zest medicament, little to shellfish injury, Be conducive to the holding of survival rate in later stage storage and transport process.
Accompanying drawing explanation
Fig. 1 is the structural representation using ferrum sieve separation equipment in the inventive method;
Fig. 2 is the structural representation using mud buoyancy screening installation in the inventive method.
Detailed description of the invention
Implementing to be further described to the present invention below, following example are illustrative, are not determinate, it is impossible to this Limit protection scope of the present invention.
A kind of closed shell shellfish catch rear roughing processing method, it is as follows that the method comprising the steps of:
(1) ferrum screening choosing: as it is shown in figure 1, the upper strata scalping 4 including both parallel and putting and lower floor's dusting cover 3, on, lower floor Compass screen surface all becomes 15 degree of-20 degree angle with level, and the top of upper strata scalping and lower floor's dusting cover is affixed by entablature 2, vibration motor 1 Outfan affixed with entablature, drive entablature do pitching, the top of upper strata scalping dispose by lower feed box 5, divided Selecting shellfish by lower feed box outlet landing to scalping top, upper strata, the shellfish sub-elected is by upper strata scalping and the surface landing of lower floor's dusting cover extremely Bottom;
Wherein, the amplitude of described pitching is 8cm-10cm, and vibration frequency is 80 times-120 times/min.
Wherein, the scalping of described upper strata and lower floor's dusting cover are the grid sieve of iron wire establishment, and the side ratio of grid sieve will sort shellfish Maximum outside diameter many 5%.
(2) the above-mentioned shellfish sorted out is carried out respectively mud buoyancy sorting: as in figure 2 it is shown, mud buoyancy sorting unit bag Include the fiberglass cell body 6 of upper opening, apopore 7 is set in the middle part of a sidewall of fiberglass cell body, in apopore opposing sidewalls Bottom sets into water hole 10, the circulating water pipeline 8 between apopore and blasthole arranges water circulating pump 9, at fiberglass cell body In add sea water to more than apopore, it is young to add clam in water, is subsequently adding sandy loam, starts water circulating pump stirring 2.0-3.0min To mixing, being suspended in mud surface to clam son, be then shut off water circulating pump stand 0.5-1.0min, now, shell, impurity, Damaged individuality etc. sinks to bottom, and complete individuals is suspended in top layer, pulls suspension clam out young, is placed in plastic crate;
Wherein, the sea water specific gravity adding sandy loam is between 1.18g/mL-1.22g/mL.
(3) flowing water rinses: is divided by the shellfish that above-mentioned mud buoyancy sub-elects and carries out flowing water flushing on close screen cloth processed 0.5-1.0min is bright-coloured to shellfish shell table decorative pattern;
(4) on above-mentioned close screen cloth processed, carry out artificial separation, pick out and still remain in impurity therein and damaged individuality;
(5) shellfish hypnosis: arrange glass fibre reinforced plastic groove, adds sea water, is subsequently adding sea ice, keeps frozen water mixing after melting a part Thing state, takes in net basket by the clam son after above-mentioned hand picking, pulls out after immersing the frozen water 8-20 second, and clam son's shell closes, place In semidormancy state;
Wherein, the control time of frozen water is immersed particularly as follows: on the basis of shell long 2.5cm shellfish, immersing frozen water is 8 seconds, and shell is long Often increase by 10%, immerse frozen water time increase by 1 second.
(6) nylon net bag packaging, temporary transient storage temperature is between 5-10 DEG C.
Through above-mentioned sorting, purification and posthyphotic shellfish, the survival rate of temporary 3 days more than 90%, temporary 5 days survive Rate is more than 60%.

Claims (5)

1. a closed shell shellfish catch rear roughing processing method, it is characterised in that comprise the following steps that
(1) ferrum screening choosing: the ferrum sieve apparatus of use includes upper strata scalping and the lower floor's dusting cover that both are parallel and put, on, lower screen Face all becomes 15 degree of-20 degree angle with level, and the top of upper strata scalping and lower floor's dusting cover is affixed by entablature, the output of vibration motor Hold affixed with entablature, drive entablature do pitching, the top of upper strata scalping dispose lower feed box, will be sorted shellfish by Lower feed box outlet landing to scalping top, upper strata, the shellfish being sorted by upper strata scalping and the surface landing of lower floor's dusting cover to bottom;
(2) the above-mentioned shellfish sorted out is carried out mud buoyancy sorting respectively: mud buoyancy sorting unit includes upper opening Fiberglass cell body, arranges apopore in the middle part of a sidewall of fiberglass cell body, sets into water hole in the bottom of apopore opposing sidewalls, On circulating water pipeline between apopore and blasthole, water circulating pump is set, fiberglass cell body adds sea water to more than apopore, Xiang Shuizhong adds shellfish, is subsequently adding sandy loam, starts water circulating pump stirring 2.0-3.0min extremely mixing, makes shellfish be suspended in mud Till slurry surface, being then shut off water circulating pump and stand 0.5-1.0min, now, shell, impurity, damaged shellfish individuality sink to bottom, Complete individuals is suspended in top layer, pulls suspension shellfish out, is placed in plastic crate;
(3) flowing water rinses: is divided by the shellfish that above-mentioned mud buoyancy sub-elects and carries out flowing water flushing on close screen cloth processed 0.5-1.0min is bright-coloured to shellfish shell table decorative pattern;
(4) on above-mentioned close screen cloth processed, carry out artificial separation, pick out and still remain in impurity therein and damaged individuality;
(5) shellfish hypnosis: arrange glass fibre reinforced plastic groove, adds sea water, is subsequently adding sea ice, keeps frozen water mixing after melting a part Thing state, takes in the shellfish after above-mentioned hand picking in net basket, pulls out after immersing the frozen water 8-20 second, and clam son's shell closes, place In semidormancy state;
(6) nylon net bag packaging, temporary transient storage temperature is between 5-10 DEG C.
Closed shell shellfish the most according to claim 1 catch rear roughing processing method, it is characterised in that: described step (1) The amplitude of middle ferrum sieve pitching is 8cm-10cm, and vibration frequency is 80 times-120 times/min.
Closed shell shellfish the most according to claim 1 catch rear roughing processing method, it is characterised in that: described step (1) Scalping and lower floor's dusting cover are the grid sieve of iron wire establishment at the middle and upper levels, and the maximum outside diameter that the side ratio of grid sieve will sort shellfish is big 5%.
Closed shell shellfish the most according to claim 1 catch rear roughing processing method, it is characterised in that: described step (2) The sea water specific gravity of middle addition sandy loam is between 1.18g/mL-1.22g/mL.
Closed shell shellfish the most according to claim 1 catch rear roughing processing method, it is characterised in that: described step (5) Control time of middle immersion frozen water particularly as follows: on the basis of shell long 2.5cm shellfish, immersing frozen water is 8 seconds, and shell length often increases by 10%, Immerse frozen water time increase by 1 second.
CN201610392005.2A 2016-06-02 2016-06-02 A kind of closed shell shellfish catches rear roughing processing method Expired - Fee Related CN105961566B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107242171A (en) * 2016-12-05 2017-10-13 烟台市水产研究所 The device of attachment on a kind of removing scallop shell
CN111616197A (en) * 2020-07-07 2020-09-04 舟山浩睿蓝船舶科技开发有限公司 Mussel belt cleaning device

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* Cited by examiner, † Cited by third party
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US3238560A (en) * 1963-10-18 1966-03-08 Joseph M Jurisich Method for processing oysters
JPS5048555A (en) * 1973-06-09 1975-04-30
US4532677A (en) * 1967-03-31 1985-08-06 Slade Gorton & Co., Inc. Apparatus for opening and eviscerating scallops
CN2415844Y (en) * 2000-04-13 2001-01-24 冯铁强 House refuse plastic particle flotation unit
CN2824583Y (en) * 2005-04-12 2006-10-11 殷小春 Shrimp classifying machine
CN201630191U (en) * 2009-12-31 2010-11-17 徐维义 Water-saving fish and prawn cleaning and sorting machine convenient for graded adjustment
CN102814275A (en) * 2012-08-29 2012-12-12 大连长海鸿腾水业有限公司 Vibration type scallop seedling sorting machine
CN202893482U (en) * 2012-09-25 2013-04-24 北京丰旭晟工程技术有限公司 Construction rubbish wood waste water concentrator

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3238560A (en) * 1963-10-18 1966-03-08 Joseph M Jurisich Method for processing oysters
US4532677A (en) * 1967-03-31 1985-08-06 Slade Gorton & Co., Inc. Apparatus for opening and eviscerating scallops
JPS5048555A (en) * 1973-06-09 1975-04-30
CN2415844Y (en) * 2000-04-13 2001-01-24 冯铁强 House refuse plastic particle flotation unit
CN2824583Y (en) * 2005-04-12 2006-10-11 殷小春 Shrimp classifying machine
CN201630191U (en) * 2009-12-31 2010-11-17 徐维义 Water-saving fish and prawn cleaning and sorting machine convenient for graded adjustment
CN102814275A (en) * 2012-08-29 2012-12-12 大连长海鸿腾水业有限公司 Vibration type scallop seedling sorting machine
CN202893482U (en) * 2012-09-25 2013-04-24 北京丰旭晟工程技术有限公司 Construction rubbish wood waste water concentrator

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107242171A (en) * 2016-12-05 2017-10-13 烟台市水产研究所 The device of attachment on a kind of removing scallop shell
CN111616197A (en) * 2020-07-07 2020-09-04 舟山浩睿蓝船舶科技开发有限公司 Mussel belt cleaning device
CN111616197B (en) * 2020-07-07 2021-07-30 舟山浩睿蓝船舶科技开发有限公司 Mussel belt cleaning device

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