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Processing method and production line of crayfish conditioning foods

A technology for food conditioning and processing methods, applied in shrimp/lobster processing, food ingredients, processing crustaceans, etc., can solve the problems of reducing the flavor and taste of fresh and live crayfish, low shrimp production rate, and difficulty in satisfying consumers, etc. Achieve the effect of improving slaughtering yield and processing efficiency, maintaining taste and hygienic quality, and realizing automated operations

Pending Publication Date: 2019-08-30
CHANGSHA UNIVERSITY OF SCIENCE AND TECHNOLOGY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] At present, my country's crayfish processing mainly has problems such as high raw material cost, high logistics cost, quality decline, and low technical content: (1) Shrimp processing and whole shrimp conditioning processing have higher requirements on the individual size of crayfish, and the yield of shrimp is relatively low. Low, about 20%, the individual quality of crayfish that does not meet the requirements of processed shrimp or whole shrimp is screened out as unqualified raw materials during the processing process, resulting in a great waste of resources; (2) crayfish processed products are all frozen Conditioning products, processing and storage need to be frozen, and the protein denaturation of shrimp meat after freezing reduces the original flavor and taste of fresh and live crayfish; (3) It is processed into shrimp meat instant food by high temperature and high pressure sterilization, and its products can be stored at room temperature for 9 ~December, but the texture of the shrimp meat is loose and loose, and it loses its elasticity and taste, making it difficult to meet the needs of consumers; 4) The processing of crayfish is mainly primary processing. The technical content involved is not high

Method used

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  • Processing method and production line of crayfish conditioning foods
  • Processing method and production line of crayfish conditioning foods
  • Processing method and production line of crayfish conditioning foods

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0051] A kind of crayfish conditioning food processing method, it comprises the steps:

[0052] ①. Select the freshwater crayfish with bright color, luster, complete body, fat body, firm flesh, no whitish or blackening phenomenon; remove dead shrimp, old shell shrimp and all impurities;

[0053] ②. Cleaning. Soak the live freshwater crayfish after acceptance and selection in an aqueous solution containing 0.6% salt and 0.4% citric acid for 25 minutes, and machine wash and manually scrub the soaked crayfish respectively;

[0054] ③, remove the head, send the cleaned crayfish in step ② into the crayfish sorting and separation device, and perform head removal on it, and the obtained shrimp heads can be used for organic feed production through drying and crushing;

[0055] ④, de-threading, de-threading the crayfish whose heads have been removed in step ③, and the obtained shrimp threads can be used for making organic feed through drying and crushing;

[0056] 5., remove pincers, ...

Embodiment 2

[0062] A kind of crayfish conditioning food processing method, it comprises the steps:

[0063] ①. Select the freshwater crayfish with bright color, luster, complete body, fat body, firm flesh, no whitish or blackening phenomenon; remove dead shrimp, old shell shrimp and all impurities;

[0064] ②. Cleaning. Soak the fresh and live freshwater crayfish after acceptance and selection in an aqueous solution containing 0.8% salt and 0.5% citric acid for 30 minutes, and machine wash and manually scrub the soaked crayfish respectively;

[0065] ③, remove the head, send the cleaned crayfish in step ② into the crayfish sorting and separation device, and perform head removal on it, and the obtained shrimp heads can be used for organic feed production through drying and crushing;

[0066] ④, de-threading, de-threading the crayfish whose heads have been removed in step ③, and the obtained shrimp threads can be used for making organic feed through drying and crushing;

[0067] 5., remove...

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Abstract

The invention relates to a processing method of crayfish conditioning foods. The processing method comprises working procedures of selecting materials, performing cleaning, removing heads, removing lines, removing claws, performing soaking in wine and preservation, performing high-temperature stir-frying, performing loading into pots, performing packaging and the like. The invention further relates to a processing production line of the crayfish conditioning foods. The processing production line comprises a cleaning device, a crayfish separating and sorting device, a soaking in wine and preserving device, a stir-frying device and a filling device. The invention aims to provide the processing method of the crayfish conditioning foods and the processing production line of the crayfish conditioning foods. Through the adoption of the processing method and the production line, high efficiency separation, sorting, soaking in wine, preserving and seasoning on crayfish can be performed, so that the quality and the mouth feel of shrimp meat are guaranteed, and besides, new flavor of the shrimp meat is also created.

Description

technical field [0001] The invention relates to the field of crayfish processing, in particular to a method for processing crayfish prepared food and a production line thereof. Background technique [0002] The scientific name of freshwater crayfish is Procambarus clarkii, which is the largest freshwater shrimp. After years of breeding and marketing, it has become the most popular freshwater shrimp in the middle and lower reaches of the Yangtze River. The domestic sales of crayfish are mainly fresh and live, and most of the processed products are exported. It is an important freshwater export shrimp in my country. The products mainly include frozen shrimps and frozen conditioned whole lobsters. Crayfish start to go on the market from April to May every year. After September, the market is in short supply. The fresh sale of crayfish and its product processing and sales are all affected by its seasonality. [0003] At present, my country's crayfish processing mainly has probl...

Claims

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Application Information

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IPC IPC(8): A23L17/40A23L27/20A23L27/40A23L27/30A23L5/20A22C29/02A22C29/00
CPCA23L17/40A23L27/2026A23L27/40A23L27/33A23L27/2052A23L5/27A22C29/021A22C29/028A22C29/022A22C29/02A22C29/023A22C29/005A23V2002/00A23V2250/082A23V2250/1582A23V2250/1614A23V2250/636
Inventor 刘冬敏王建辉李文胡志强程志敏皮佳婷张永生徐佳辉王严
Owner CHANGSHA UNIVERSITY OF SCIENCE AND TECHNOLOGY
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