CN109691438A - A kind of quick preservation by partial technology of grass-seed seed low temperature - Google Patents

Abstract

The invention proposes a kind of quick preservation by partial technologies of grass-seed seed low temperature, using high-tech biotechnology, in ice crystal state of the research biological cell under low-temperature condition, using low temperature and techniques for ultra-low temperature, with the microrefrigerating fluid of neoteric natural component, to fresh-keeping grass-seed seed is frozen, with the freezing curve of innovation, directly freeze in microrefrigerating fluid fresh-keeping.According to the size of kind and object, at 6 to 15 minutes, that completes grass-seed seed in 15 to 30 minutes freezes fresh-keeping, shows and is frozen the intraseminal cell membrane of fresh-keeping grass-seed not by bursting by freezing, is in the micro- jelly state of organism, it keeps being frozen fresh-keeping grass-seed seed through refrigeration again, quality is fresh and alive, and the quick micro- freeze techniques of low temperature, are the preservation by partial technologies innovated in the world, it keeps grass-seed seed cell not rupture, increases the conversion of grass-seed seed polysaccharide substance.Fresh grass-seed seed passes through its freezing curve in the shortest time, stores fresh grass-seed seed within 12 months under refrigerated conditions, still maintains the fresh fresh and alive quality of grass-seed seed.

Description

A kind of quick preservation by partial technology of grass-seed seed low temperature

1. technical field

The present invention relates to grass-seed seed preservation by low temperature technical fields, propose a kind of quick preservation by partial of grass-seed seed low temperature Technology.

2. background technique

We have found that in nature, the animal of hibernation, body cell has nature to freeze freeze proof mechanism, as frog, Loach, crucian wait the animal and aquatic animal for living in subtropical zone, frigid zone, and in the hurried decline of atmospheric temperature, it is thin to will increase body The polysaccharide frost durability agent of born of the same parents, it is freeze proof from cell mobility to freeze in the hurried increase of double key number of the resin acid molecule of its Subcellular membrane Learn causes its body cell because extraneous temperature declines to study, without being ruptured by ice crystal frost heave；Biology is in body cell Micro- jelly state, and life entity is saved, recovery, resurrection when temperature rises.The evolution of biology always follows the natural law, by interior The interaction of cause and external cause, what dialectical and relativistic rule carried out.Ice snake is frozen into ice lolly in winter, and people, which hold, to turn Cane, living when temperature rises, migration, biology is evolved to incisively and vividly with freezing freeze proof life characteristics.In scientific experiment process In, with the frost durability agent of extraction, with modern science patented technology simulating natural condition to white mouse, sea eel, frog, loach carry out with Freeze freeze proof resurrection test, is instantaneously freezed using liquid, fluid temperature is arranged at subzero 30 DEG C to subzero 35 DEG C, and freeze-off time is 6 In minute, central temperature is respectively at subzero 7 DEG C to subzero 10 DEG C to subzero 18 DEG C of surface temperatures at subzero 27 DEG C to subzero 30 DEG C. After freezing, placing 7 days in experiment refrigerator-freezer can be brought back to life.During the freezing of grass-seed seed, refrigeration industry metaplasia produce, set when freezing When standby temperature reduces, ice crystal generates between grass-seed seed cell first, with gradually decreasing for temperature, generates again in the cell Ice crystal, results in the intraor extracellular pressure unbalanced in this way, to destroy plasm and cell membrane, cause cell cracking, It is dead.Such as cell death, indicate that all relevant vital movements have stopped or disappeared to cell, germ plasm resource freezen protective, agriculture The poultry products such as water are fresh-keeping, fresh and alive cell activities temporarily stop etc. does not just know where to begin yet.

3. summary of the invention

Based on problem above, it is proposed that a kind of quick preservation by partial technology of grass-seed seed low temperature.

Present invention aims to overcome that the defect of above-mentioned existing grass-seed seed freezing, refrigeration industry production technology, provides It is a kind of to be had with (super) cryogenic technique and cell Low-temperature Ice crystallization theory, the freezing curve of combined innovation using what is invented The microrefrigerating fluid of natural component directly carries out freezing a kind of fresh-keeping technology to fresh-keeping aquatic products, meat product is frozen.The technology Of different sizes according to type that is fresh-keeping, saving object and quality, that completes food in different time period freezes fresh-keeping, and is frozen thin The non-bursting by freezing of the film of born of the same parents, cell are constantly in activated state during subsequent freezing and refrigeration, and a kind of micro- jelly state is presented, thus Quality is fresh and alive.

The technical solution adopted to achieve the purpose of the present invention are as follows:

Quickly micro- freeze techniques use high and new technology to low temperature, using techniques for ultra-low temperature and the pure natural microrefrigerating fluid produced, to water Produce, meat and fruits and vegetables quickly directly freeze, the commercial value of core show be frozen fresh-keeping food inner cell film not by Bursting by freezing is in the micro- jelly state of biology, then keeps being frozen fresh-keeping fruits and vegetables, aquatic products, meat product through refrigeration, and holding is frozen product Fresh and alive quality.The core of the technology is exactly microrefrigerating fluid, and the raw material sources of microrefrigerating fluid belong to non-toxic type in pure natural substance, can be with Frozen matter directly contacts, and meets food hygiene requirement.One of the characteristics of microrefrigerating fluid is exactly still to be able to maintain liquid at -40~-30 DEG C Body state can quickly conduct energy within a short period of time, thus make intercellular extracellular fluid and into the cell intracellular Liquid almost crystallizes in the same time, avoids due to the ice crystal inside and outside film is asynchronous that the lack of uniformity that generates is destroyed, to make Cell is in a kind of dormant stage for being similar to " hibernation " state, realize by contact object freeze rapidly or fast cooling.? Freeze the fresh-keeping stage, the metabolism of cell and physiological activity are substantially at abort state, can be again extensive when condition is suitable It is multiple.

4. Detailed description of the invention

The exemplary embodiment that the present invention will be described in more detail by referring to accompanying drawing, the above and other aspect of the invention and Advantage will become more easily clear, in the accompanying drawings:

Fig. 1: for the quick preservation by partial technical matters flow diagram of grass-seed seed low temperature of the invention；

5. specific embodiment

Hereinafter, now with reference to attached drawing, the present invention is more fully described, and various embodiments are shown in the attached drawings.So And the present invention can be implemented in many different forms, and should not be construed as limited to embodiment set forth herein.Phase Instead, it theses embodiments are provided so that the disclosure will be thorough and complete, and fully conveys the scope of the present invention to ability Field technique personnel.

Hereinafter, the exemplary embodiment that the present invention will be described in more detail with reference to the accompanying drawings.

In conjunction with shown in attached drawing 1, the quick preservation by partial technology of grass-seed seed low temperature of the invention is by grass-seed kind of the invention The sub- quick preservation by partial technology of low temperature be by grass-seed wash seeds 1, sterilization 2, vacuum packaging 3, continuously decline jelly machine (- 27 DEG C -- 30 DEG C) 500-1000 grams/bag of micro- jelly 20-30 minute 4, inspection grass-seed kind subcenter temperature (- 18 DEG C or so) 5, lasting micro- 6 vanning of jelly 7 freezers storage (- 18 DEG C -- 25 DEG C) 8 cold chain transportations (- 18 DEG C -- 25 DEG C) 9 are composed.The core of the technology is exactly microrefrigerating fluid, The raw material sources of microrefrigerating fluid belong to non-toxic type, can directly contact with frozen matter in pure natural substance, meet food hygiene requirement. One of the characteristics of microrefrigerating fluid is exactly still to be able to maintain liquid condition at -40~-30 DEG C, can quickly be conducted within a short period of time Energy, thus crystallize intercellular extracellular fluid almost in the same time with intracellular intracellular fluid, it avoids because of film The lack of uniformity that inside and outside ice crystal is asynchronous and generates is destroyed, so that cell be made to be in a kind of suspend mode for being similar to " hibernation " state Stage is realized and is freezed or fast cooling rapidly by contact object.Freezing the fresh-keeping stage, the metabolism of cell and physiology are living It is dynamic to be substantially at abort state, when condition is suitable, it can restore again.

Concrete principle is as shown in Figure 1: by grass-seed wash seeds 1, sterilization 2, vacuum packaging 3, the continuous jelly machine (- 27 that declines DEG C -- 30 DEG C) 500-1000 grams/bag of micro- jelly 20-30 minute 4, inspection grass-seed kind subcenter temperature (- 18 DEG C or so) 5, lasting micro- jelly 6 7 freezers of casing storage (- 18 DEG C -- 25 DEG C) 8 cold chain transportations (- 18 DEG C -- 25 DEG C) 9 are formed by combining, innovate, the low temperature invented it is fast The micro- freeze techniques of speed are using high-tech biotechnology, in ice crystal state of the research biological cell under low-temperature condition, application The microrefrigerating fluid of low temperature and techniques for ultra-low temperature and neoteric natural component freezes song with innovation to fresh-keeping food is frozen Line directly freezes fresh-keeping in microrefrigerating fluid.According to the size of kind and object, food is completed in 6 to 15 minutes, 15 to 30 minutes Freezing for product is fresh-keeping, shows that the cell membrane being frozen in fresh-keeping food by bursting by freezing, is not in the micro- jelly state of organism, then through cold Hiding keeps being frozen fresh-keeping food, and quality is fresh and alive, therefore the referred to as quick micro- freeze techniques of low temperature, is that field of food preservation reaches international neck First horizontal innovative technology.

The quick preservation by partial technology of grass-seed seed low temperature of the invention, sorting is according to " according to state food safety post first It is quasi- ", select color fresh goods glossy, structural state fresh grass seeds fiber is clear, has tough and tensile, and smell fresh grass seeds are intrinsic Smell, odorless, peculiar smell.Processing specification production is executed by (GB/T9961-2008) standard, and organoleptic indicator should meet GB2708 rule It is fixed.First step cleaning, sterilization: mechanized cleaning all-in-one machine is used.Ejected wash water follows " standards for drinking water quality " (GB 5749-2006), sterilization processing is then done.Weigh after cleaning and sterilization: according to instrument size demand by 500 grams/bag, 1000 grams/ Bag.Vacuum packaging: and being packed by the amount of customer requirement by 500 grams/bag, 1000 grams/bag, and packaging follows " food safety state Family's standard prepackaged food label general rule " (GB 7718-2011).The quick micro- jelly of core technology: with vacuum packaging bag packet before freezing Dress, fresh grass seeds are put into micro- jelly machine, and microrefrigerating fluid temperature controls in -27 DEG C~-30 DEG C, make grass in 20~30 minutes The central temperature of seeds drops to -18 DEG C from+10 DEG C~+15 DEG C.The heat transfer rate of liquid contact is usually the several of air heat transfer Ten times, therefore time a few houres for routinely freezing to need can be shortened to a few minutes to more than ten minutes, which freezes with conventional It compares, freeze-off time is short, and yield in unit time is big.It is generally conventional to freeze such as shrimp, fish, meat product, need 4 hours or more even Ten a few houres.And the micro- freeze techniques of low temperature then can shortened belt a few minutes.Meanwhile the food processed by micro- freeze techniques, cell membrane is not It is destroyed, nutritive value substance is not lost after defrosting, keeps food original local flavor, mouthfeel and nutritive value, in mouthfeel even It is more even better than fresh food.Using micro- freeze techniques, moreover it is possible to save substantial contribution.This technology, than American-European countries similar technique It is nearly 15 years leading.Grass-seed seed examines its central temperature up to -18 DEG C after the processing of micro- jelly, i.e., sustainable freezing and dress, reference National standard fresh grass seeds (GB/T9961-2008) test stone executes.With carton outer packing.Refrigeration: micro- jelly grass-seed seed It is stored in -18 DEG C~-25 DEG C freezers of entrance afterwards, control is advisable at ± 1~2 DEG C.Cold preservation time controlled in 12 months.Fortune Defeated: transport Shi Yaoyong refrigerator car, cold chain cannot break, and refrigerator car temperature is -18 DEG C~-25 DEG C.It can be said that low temperature preservation by partial skill Art has started new era of aquatic products industry development.It brings a revolution in grass-seed seed fresh-keeping and cold storage field, from raising grass-seed Seed quality increases storage phase, reduces for pollution, energy conservation and environmental protection, clear production etc., is a Xiang Wei great of fresh-keeping and cold storage Innovation.Quickly micro- freeze techniques have well solved the fresh-keeping problems of safety of the links such as grass-seed seed circulation, processing, sale to low temperature, " green, environmental protection, health, health, safety " is realized, there is high Social benefit and economic benefit.

The above description is only an embodiment of the present invention, is not intended to restrict the invention.The present invention can have various conjunctions Suitable change and variation.Any modification, equivalent substitution, improvement and etc. done within the spirit and principles of the present invention, should all It is included within protection scope of the present invention.

Claims (4)

1. a kind of quick preservation by partial technology of grass-seed seed low temperature,

It is characterized by:

The present invention relates to a kind of quick preservation by partial technologies of grass-seed seed, manage with (super) cryogenic technique and cell low temperature ice crystal By the freezing curve of combined innovation is fresh-keeping to being frozen using the quick microrefrigerating fluid of the low temperature with natural component invented Aquatic products directly carries out freezing fresh-keeping.The technology is of different sizes according to type that is fresh-keeping, saving object and quality, in different time period That completes grass-seed seed freezes the non-bursting by freezing of film that is fresh-keeping, and being frozen cell, and cell is located always during subsequent freezing and refrigeration In activated state, a kind of micro- jelly state is presented, thus quality is fresh and alive.

The quick micro- freeze techniques of low temperature, are the preservation by partial technologies innovated in the world, and grass-seed seed cell is kept not rupture, and increase grass The conversion of seeds polysaccharose substance.Fresh grass-seed seed passes through its freezing curve in the shortest time, makes fresh grass-seed seed Within storing 12 months under refrigerated conditions, the fresh fresh and alive quality of grass-seed seed is still maintained, mouthfeel is more delicious when use.It should For technology compared with routinely freezing, freeze-off time is short, and yield in unit time is big, and freshness is higher, there is high social benefit and warp Ji benefit.

2. the method as described in claim 1, it is characterised in that:

The quick microrefrigerating fluid raw material sources of the low temperature belong to non-toxic type, can directly contact with frozen matter in pure natural substance, accord with Combined foodstuff hygienic requirements.One of the characteristics of microrefrigerating fluid is exactly still to be able to maintain liquid condition at -40~-30 DEG C.

3. method according to claim 1 or 2, it is characterised in that:

Quickly micro- freeze is conducted heat using liquid contact grass-seed seed, and chilling rate is usually tens times of air heat transfer, therefore Time a few houres for routinely freezing to need can be shortened to a few minutes to more than ten minutes.It can quickly conduct within a short period of time Energy, thus crystallize intercellular extracellular fluid almost in the same time with intracellular intracellular fluid, it avoids because of film The lack of uniformity that inside and outside ice crystal is asynchronous and generates is destroyed, so that cell be made to be in a kind of suspend mode for being similar to " hibernation " state Stage is realized and is freezed or fast cooling rapidly by contact object.Freezing the fresh-keeping stage, the metabolism of cell and physiology are living It is dynamic to be substantially at abort state, when condition is suitable, it can restore again.

4. method as claimed in claim 3, it is characterised in that:

The quick micro- freeze techniques of the low temperature, using high-tech biotechnology, in research biological cell under low-temperature condition Ice crystal state, using the microrefrigerating fluid of low temperature and techniques for ultra-low temperature and neoteric natural component, to being frozen fresh-keeping grass-seed kind Son is directly freezed fresh-keeping with the freezing curve of innovation in microrefrigerating fluid.According to the size of kind and object, at 6 to 15 minutes, That completes food in 15 to 30 minutes freezes fresh-keeping, shows and is frozen the intraseminal cell membrane of fresh-keeping grass-seed not by bursting by freezing, place It in the micro- jelly state of organism, then keeps being frozen fresh-keeping grass-seed seed through refrigeration, quality is fresh and alive.