CN107889932A - A kind of the feed for piglet and preparation method thereof - Google Patents
A kind of the feed for piglet and preparation method thereof Download PDFInfo
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- CN107889932A CN107889932A CN201710918832.5A CN201710918832A CN107889932A CN 107889932 A CN107889932 A CN 107889932A CN 201710918832 A CN201710918832 A CN 201710918832A CN 107889932 A CN107889932 A CN 107889932A
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K50/00—Feeding-stuffs specially adapted for particular animals
- A23K50/60—Feeding-stuffs specially adapted for particular animals for weanlings
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K10/00—Animal feeding-stuffs
- A23K10/10—Animal feeding-stuffs obtained by microbiological or biochemical processes
- A23K10/12—Animal feeding-stuffs obtained by microbiological or biochemical processes by fermentation of natural products, e.g. of vegetable material, animal waste material or biomass
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K10/00—Animal feeding-stuffs
- A23K10/10—Animal feeding-stuffs obtained by microbiological or biochemical processes
- A23K10/14—Pretreatment of feeding-stuffs with enzymes
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K10/00—Animal feeding-stuffs
- A23K10/10—Animal feeding-stuffs obtained by microbiological or biochemical processes
- A23K10/16—Addition of microorganisms or extracts thereof, e.g. single-cell proteins, to feeding-stuff compositions
- A23K10/18—Addition of microorganisms or extracts thereof, e.g. single-cell proteins, to feeding-stuff compositions of live microorganisms
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K40/00—Shaping or working-up of animal feeding-stuffs
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, 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
- A23L5/00—Preparation or treatment of foods or foodstuffs, in general; Food or foodstuffs obtained thereby; Materials therefor
- A23L5/20—Removal of unwanted matter, e.g. deodorisation or detoxification
- A23L5/25—Removal of unwanted matter, e.g. deodorisation or detoxification using enzymes
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- Polymers & Plastics (AREA)
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- Fodder In General (AREA)
Abstract
The invention discloses a kind of the feed for piglet, by mass percentage, including following component：30 70 parts of corn, 10 30 parts of dregs of beans, 5 20 parts of fish meal, 5 20 parts of whey powder, 5 10 parts of rice protein powder, 13 parts of compound premix.Prepared using following steps：（1）After adding water to mix corn and dregs of beans, 40 80 mesh are crushed to using colloid mill, obtain mixture A；（2）Mixture A is thrown to charging basket, and protease is added into mixture A, 5 6h enzymolysis is carried out to mixture A, obtains enzymolysis product B；（3）After enzymolysis terminates, barrel temperature is warming up to >=60 DEG C, promotes protease to inactivate.Macromolecular in corn and dregs of beans is decomposed into small peptide and amino acid by the present invention using enzymolysis, while eliminates the allergenic protein in dregs of beans and ANFs, reduces early-weaned pigletses due to diarrhoea caused by allergic reaction and ANFs.
Description
Technical field
The invention belongs to field of feed, more particularly, to a kind of the feed for piglet and preparation method thereof.
Background technology
With the development of pig industry, the Weaning Age of piglet constantly shifts to an earlier date, and causing piglet often, " early weaning integrates
The generation of disease ", show as the situations such as diarrhoea, efficiency of feed utilization reduction, the disorders of digestion.
It has now been found that the main reason for " early weaning syndrome " occurs is：Mucous membrane of small intestine is used as and digested and assimilated
The main place of nutriment, under the great variety that ablactation stress period occurs in form, 26S Proteasome Structure and Function, villi height
Drop, Crypt depth increase, duodinum digestive enzyme activity deficiency, the inferior problems of pigling immunity.
In addition after weaned piglet, the larger solid feed of particle is become from breast milk.Main component is that corn, dregs of beans etc. are planted
Physical property raw material, to digest the lactase of breast milk lactose progressively to the maltose based on digestible starch in enteron aisle before and after weaned piglet
Enzyme and sucrose enzymic transformation.The ANFs of protein particularly β-companion's globulin in dregs of beans etc., is not easy to be absorbed, easily draws
Play the trophism diarrhea of piglet.To improve piglet immunological function, the plasma protein largely added in the daily ration of early-weaned pigletses
Powder, long-term use may bring extra external source risk, also improve production cost.
In order to solve early weaning syndrome, animal producer largely can add antibiotic in the feed for piglet, to carry
The main reason for resistance against diseases of high suckling piglet, reducing harmful microorganism growth, but causing early weaning piglet syndrome in fact
Not in harmful microorganism, digestion and absorption function is affected, the presence of ANFs and immunity degradation are main causes,
In feed on the one hand long-term use antibiotic can not suppress trophism diarrhea, and antibiotic can destroy alimentary canal microenvironment
Balance, easily triggers autogenous infection.Drug resistance caused by the abuse of another aspect antibiotic, to human health and environment band
Carry out harmful effect.
The content of the invention
The present invention is for overcome the deficiencies in the prior art, there is provided one kind is easy to digest and assimilate, piglet will not be caused " disconnected in early days
The feed for piglet of milk syndrome " and preparation method thereof.
To achieve these goals, the present invention uses following technical scheme：A kind of the feed for piglet, including following parts by weight
Several compositions：It is corn 30-70 parts, dregs of beans 10-30 parts, fish meal 5-20 parts, whey powder 5-20 parts, rice protein powder 5-10 parts, multiple
Close premix 1-3 parts.
Further, the parts by weight of each composition are：50 parts of corn, 20 parts of dregs of beans, 6 parts of fish meal, 13 parts of whey powder, rice
10 parts of albumen powder, 1 part of compound premix.
Further, the compound premix is B B-complex, trace element and plants essential oil or sodium butyrate or oxidation
One or more in zinc.
The invention also discloses a kind of preparation method, comprise the following steps：
（1）After adding water to mix corn and dregs of beans, 40-80 mesh is crushed to using colloid mill, obtains mixture A；
（2）Mixture A is thrown to charging basket, and protease is added into mixture A, 5-6h enzymolysis is carried out to mixture A, is obtained
To enzymolysis product B；
（3）After enzymolysis terminates, barrel temperature is warming up to >=60 DEG C, promotes protease to inactivate；
（4）To by step 3）Compound bacteria is added in enzymolysis product B after operation, after stirring, charging basket is covered and carries out 20-
30h fermentation, obtain fermentate C；
（5）To step 4）In fish meal, whey powder, rice protein powder and compound premix are added in obtained fermentate C, stirring is equal
After even, mixture is spray-dried by press atomization equipment, finished feed is finally made.
Further, the step 1）The mixture of middle corn and dregs of beans and the mixed proportion of water are 1:3.
Further, the compound bacteria is two kinds in lactic acid bacteria, saccharomycete, bacillus subtilis and bacillus licheniformis
It is or a variety of；Above-mentioned mushroom can carry out good fermentation to feed, effectively improve the palatability of feed, while increase in feed
Prebiotic bacterial content, suppress harmful microbe growth so as to keep the health of intestinal microenvironment, ensure piglet health.
Further, the parts by weight of the lactic acid bacteria are 5 parts, and the parts by weight of the bacillus subtilis are 1 part, institute
The parts by weight for stating bacillus licheniformis are 1 part.
Further, the bacterial concentration of lactic acid bacteria is 5 × 109Cfu/ml, the bacterial concentration of bacillus subtilis for 1 ×
1010Cfu/ml, the bacterial concentration of bacillus licheniformis is 1 × 1010cfu/ml。
The press atomization equipment includes spray chamber, feed arrangement, the spray equipment being engaged with feed arrangement, jet dress
Put, drawing mechanism and retracting device；The air jet system include air intake, be connected with the air intake admission line, be located at into
Heating member in feed channel and for gas to be sprayed to and formed in spray chamber the injecting-unit of eddy flow into spray chamber；Due to
Gas can form eddy flow by injecting-unit in spray chamber, be blown off so as to will effectively be atomized the material adhered in chamber interior walls,
Reduce the wall built-up degree of feed, the situation for preventing coke powder occurs, and effectively prevents amino acid, small peptide and the micro member in feed
Element is destroyed, effectively reduces the loss of feed nutrient, more comprehensively nutrient is provided for piglet body；Eddy flow phase simultaneously
For the air-flow of more traditional single flow, residence time is longer in spray chamber, is stopped in tower so as to adding material
Time, so that the time lengthening that material contacts with hot blast, the drying effect of material is more preferable, and the amount of cure of finished feed is more
Height, piglet are more easy to digest and assimilate feed, reduce the stomach burden of piglet, so as to reduce the situation that it is suffered from diarrhoea；And
And the finished product feedstuff particle after being atomized is tiny, can fully be contacted with the digestive ferment in intestines and stomach, improve the digestibility of feed；Feed
Atomizing effect be also improved so that the particle of finished product feedstuff is more fine and smooth, be similar to milk powder, so as to which high degree subtracts
It is few when being converted to feed by breast milk, piglet is brought stress and intestinal tract injury, be not only convenient for the absorption of feed, it also avoid son
The occurrence of diarrhea of pigs.
The injecting-unit includes the injection channel being connected with the admission line and interval in the spray chamber
Multiple jet members of wall, the jet member are connected with injection channel；The jet member is along the atomization chamber interior walls one circle interval
Equally distributed multiple shower nozzles, the shower nozzle is is obliquely installed, and the incline direction of the shower nozzle is setting in the same direction；By due to
Shower nozzle is is obliquely installed, and incline direction all same, so as to ensure gas after being sprayed via shower nozzle, the shape in spray chamber rapidly
Into eddy flow.
The spray chamber bottom is provided with a dictyosome, and the dictyosome bottom is intervally distributed with multiple support members, adjacent two support
Ventilation gap is formed between part；When striking dictyosome in the hot blast of eddy flow, wind direction is disturbed so that and wind is changed into turbulent condition,
So as to which material can be fallen downwards in shape at random, the discharge hole for discharge from spray chamber bottom；Because wind is broken up, so as to which material will not
Occurs the phenomenon lumpd in eddy flow, discharging opening is not plugged up, and discharging is smooth.
The spray chamber includes internal layer and outer layer, has gap between the ectonexine, and the gap portion forms described
Injection channel；The shower nozzle inwall is to be obliquely installed so that the spray orifice decreasing pore size of shower nozzle；By straight between ectonexine
Connect to form gap, so as to ensure that hot blast can coat whole spray chamber completely, keep maintaining the condition of high temperature in spray chamber, so as to right
It is more preferable in the atomization drying effect of material, ensure that dried finished feed water content is low, qualification rate is high.
A partition member is provided between the internal layer and outer layer, the gap is divided into by top by the partition member
Injection channel and the object placing cavity of bottom, symmetrically two vibrators are provided with the object placing cavity, the vibrator is connected with the internal layer；
By the vibrations of vibrator, tower body internal layer is shaken, the material being adhered on tower body internal layer can be shaken off, so as to further
Reduce the wall built-up rate of material, be not in the situation of coke powder；Simultaneously as do not connected between glove room and injection channel, from
More simple in structure and sealed set need not be carried out by setting during vibrator, maintenance of equipment rate is also low.
The partition member includes the external member being connected with the outer layer and the movable part being connected with the internal layer, the movable part
One end is penetrated in the external member and connects an anti-falling piece, and first seal is provided between the anti-falling piece side wall and the external member, is prevented
It is de- that second seal is provided between part end and external member inwall；Because internal layer is integrally intended to vibrate, so as to internal layer and outer layer
Between spacing can be varied from, coordinated by active screen between movable part and external member so that internal layer can be relative in vibration
Certain movement occurs for outer layer, and for comparing and welding connected situation by connector between ectonexine, internal layer is with separating
The junction of part is not susceptible to damage, the service life length of equipment；Pass through the setting of first, second seal so that movable part
Sealed connection between external member, prevent the gas in injection channel from leaking.
Multiple arch upward to form an elastic construction is interval with the movable part；Due to arch upward can produce it is a certain degree of
Stretching, so that the both ends of movable part can be with inactive, only the place of arching upward is stretched or replied with regard to that can meet that internal layer vibrates
Required displacement, so as to which the connection between movable part and external member is more firm, sealing effectiveness is also more preferable, and long-term use will not also go out
The situation that existing gas leaks to object placing cavity, ensure that vibrator will not damage because of contact high-temperature gas.
The external member is provided with the opening passed through for movable part, and the movable part is provided with sealant；All the time realization activity
Coordinate between part outer wall and opening inwall for sealing, so as to ensure to be sealed between movable part and external member, the hair of prevent leakage situation
It is raw.
A heat insulation element is provided between the vibrator and the partition member；Prevent the high temperature of injection channel from being made to vibrator
Into influence, extend the service life of vibrator.
The outlet member is including being communicated in the discharge pipe of the spray chamber bottom, the primary on discharge pipe goes out
Materials and parts, first level outlet and second subprime outlet；Gone out by primary outlet, first level outlet and second subprime
Materials and parts are collected three times to material, ensure that no longer residual feed, feed separation rate are high in the hot gas that is discharged.
The primary outlet is whirlwind discharger；First level outlet includes discharge chamber and under discharge chamber
The Blowing stopper in portion, the discharging chamber interior walls are provided with spiral helicine track；Spiral helicine track may be such that hot blast is in discharge chamber
Helical flow, so as to which the feed carried in hot blast will be mutually agglomerated together, so as to be separated from hot blast, separating effect
It is good.
The second subprime outlet includes operating room, the passage on operating room, air outlet and under operating room
The Blowing stopper in portion, the air outlet inwall is is obliquely installed, and inclined direction is setting in the same direction；In the operating room sidewall sections
Sky is set to form the passage；Passing through the air outlet being obliquely installed in the same direction so that wind energy is enough to form eddy flow in operating room, from
And cause the powder carried in hot blast, particle can be condensed into eddy flow, so as to fall from the Blowing stopper of bottom
Discharge, ensure to remain without material in hot blast.
The retracting device includes recovery room, the recovery channel located at recovery room top and the water spray portion in recovery room
Part, the second subprime discharge chamber are connected by a pipeline with the recovery room, and the pipeline communication returns in the recovery room bottom
Receive room bottom and connect an outlet conduit；Inversely contacted with wind by sprinkler part in recovery, ensure the powder energy carried in wind
Hard to bear torrent is wet to be left followed by water, ensures that the material in wind is completely removed, in the absence of residual；So as to be recovered again when wind
Heating, it is filled with spray chamber in use, the smell of burning will not be produced because powder remains.
The present invention improves efficiency of feed utilization by the way that corn and dregs of beans are ground into 40-80 targeted fine powders；By to corn
Being digested with dregs of beans so that the breaks down proteins in raw material are small peptide and amino acid, beneficial to digesting and assimilating for enteron aisle, while
Some allergenic proteins and the ANFs in dregs of beans can be eliminated, reduces early-weaned pigletses due to allergic reaction and anti-nutrition
Suffered from diarrhoea caused by the factor；Feed is fermented after enzymolysis, can both improve the palatability of feed, is increased again prebiotic in feed
Bacterial content, suppress harmful microbe growth, so as to keep intestinal microecology to balance, reduce antibiotic usage, ensure that piglet is good for
Health.
Furthermore all feeds raw material mixes in a liquid state, the uniformity of mixing, thing after feed drying can fully ensure that
Material content is more uniformly distributed；Feed is dried by spray drying so that a certain degree of curing of feed, finished product feedstuff particle
Tiny, granularity is 40 mesh, can fully be contacted with the digestive ferment in intestines and stomach, improve the digestibility of feed；Further, spraying is dry
Dry finished product character is similar to milk powder, can high degree reduction by the change of feed pig is brought stress and intestinal tract injury,
It is easy to the absorption of feed, the occurrence of it also avoid grice diarrhoea.
The feedstuff price original that the present invention uses is less than milk powder or powered milk substitute, processing method and milk powder or powered milk substitute phase
Together, and nutrition more fully, action effect is more excellent, and cost is lower；Meanwhile the present invention is added by selecting suitable feedstock to match
Add compound beneficial bacterium to ferment, traditional puffed technique is replaced using brand-new processing method, the ANFs eliminated in feed carries
High digestibility, improve the intestinal health of animal, alleviate the diarrhea rate after sucking pig wean significantly, improve growing for sucking pig
Situation.Digested in addition, compound bacteria-fermented can solve while digestibility is improved using traditional inorganic microelement
Absorptivity is low and the problem of excessive emissions pollution environment, meets the development of the policy and industry of country, is adapted to push away in aquaculture
Wide application.
In summary, the present invention has above advantage：（1）Beneficial to digesting and assimilating for enteron aisle, the anaphylaxis in raw material is eliminated
Albumen and ANFs, piglet is reduced due to diarrhoea caused by allergic reaction and ANFs；（2）Raised by fermenting to improve
The palatability of material, while increase the prebiotic bacterial content in feed, suppress harmful microbe growth, so as to keep intestinal microecology
Balance, the use of antibiotic is reduced, ensure piglet health；（3）Raw material mixes in a liquid state, and feed mixture homogeneity is high；
（4）Feed is dried by spray drying so that a certain degree of curing of feed, finished product feedstuff particle is tiny, improves and raises
The digestibility of material；（5）Feed making method is identical with milk powder or powered milk substitute, but cost of material original is less than milk powder or powered milk substitute, and
And nutrition is more fully, action effect is more excellent, and cost is lower.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation of spray chamber of the present invention.
Fig. 3 is the sectional view of spray chamber of the present invention.
Fig. 4 is the enlarged drawing at B in Fig. 2.
Fig. 5 is the structural representation of second subprime outlet of the present invention.
Embodiment
In order that those skilled in the art are better understood from the present invention program, it is right below in conjunction with the embodiment of the present invention
Technical scheme in the embodiment of the present invention carries out clear, complete description.Obviously, described embodiment is only the present invention's
Part of the embodiment, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not having
The every other embodiment obtained under the premise of creative work is made, should all belong to the scope of protection of the invention.
Embodiment 1
A kind of the feed for piglet, by mass percentage, including following component：50 parts of corn, 20 parts of dregs of beans, 6 parts of fish meal, whey
13 parts of powder, 10 parts of rice protein powder, 1 part of compound premix.Specifically, the compound premix is B B-complex, micro member
Element and plants essential oil mix.
Above-mentioned feed is prepared by following steps：（1）Get out raw material corn 500kg, dregs of beans 200kg, fish meal
60kg, whey powder 130kg, rice protein powder 100kg, compound premix 10kg；Corn 500kg and dregs of beans 200kg are added afterwards
Enter to charging basket, and add water to charging basket, the mixed proportion of the mixture and water of corn and dregs of beans is 1:3；Stirred afterwards by paddle
Device is mixed to be stirred the material in charging basket, it is to be mixed uniformly after, crushing material is obtained by mixture to 40 mesh using colloid mill
A；Above-mentioned dasher, colloid mill are directly to buy on the market, and concrete model does not limit；（2）By mixture A again
It is thrown in charging basket, and neutral proteinase and alkali protease that Rate activity is 4000U/mg is added into mixture A, to mixing
Thing A carries out 5h enzymolysis, and hydrolysis temperature is 55 DEG C, obtains enzymolysis product B；Wherein, enzymolysis refers to by protease in raw material
Protein decomposed, interrupt the peptide bond that amino acid is connected to polypeptide chain in protein, make breaks down proteins for small peptide and
Amino acid；（3）After enzymolysis terminates, barrel temperature is warming up to 70 DEG C, promotes protease to inactivate；（4）To by step 3）Operation
Lactic acid bacteria, saccharomycete, bacillus subtilis and bacillus licheniformis are added in enzymolysis product B afterwards, specifically, the lactic acid bacteria
Weight be the 5% of corn and dregs of beans gross weight, the bacterial concentration of lactic acid bacteria is 5 × 107cfu/ml；The weight of saccharomycete is jade
The 3% of rice and dregs of beans gross weight, the bacterial concentration of saccharomycete is 3 × 108cfu/ml；The weight of the bacillus subtilis is
The 1% of corn and dregs of beans gross weight, the bacterial concentration of bacillus subtilis is 1 × 108cfu/ml；The bacillus licheniformis
Weight be the 1% of corn and dregs of beans gross weight, the bacterial concentration of bacillus licheniformis is 1 × 108cfu/ml；Stir
Afterwards, charging basket is covered to the fermentation for carrying out 24h, obtains fermentate C；（5）To step 4）In add fish meal in obtained fermentate C
60kg, whey powder 130kg, rice protein powder 100kg and compound premix 10kg, after stirring, mixture is passed through into pressure
Spraying apparatus is spray-dried, and finished feed 1000kg is finally made.
As Figure 1-5, the press atomization equipment includes spray chamber 1, feed arrangement 2, is engaged with feed arrangement
Spray equipment 3, air jet system 4, drawing mechanism 5 and retracting device 6；The air jet system 4 includes air intake 41 and the air intake
Connected admission line 42, the heating member 43 on admission line and for gas to be sprayed and in spray chamber into spray chamber
The interior injecting-unit 44 for forming eddy flow；The feed arrangement 2 is the single-screw (single screw) pump directly bought on the market, the spray equipment 3
For the centrifugal atomizer directly bought on the market, the air intake is the air blower directly bought on the market, and the heating member is
The heater or heating tube directly bought on the market；As Figure 1-3, the injecting-unit 44 includes and the admission line phase
The injection channel 441 and multiple jet members of connection；The spray chamber 1 includes internal layer 13 and outer layer 14, and ectonexine is stainless steel
It is made, there is gap between the ectonexine, the gap portion forms described injection channel 441；Specifically, the internal layer
A partition member 7 is provided between 13 and outer layer 14, the gap is divided into the injection channel on top by the partition member 7
441 and the object placing cavity 443 of bottom；Length direction evenly spaced distribution of the multiple jet member along the atomization chamber interior walls,
The jet member is connected with injection channel 441；Specifically, the jet member is along the more of the atomization chamber interior walls one circle distribution
Individual shower nozzle 442, the spacing between adjacent shower nozzle 442 are equal；The shower nozzle 442 is is obliquely installed, and the inclination of the shower nozzle 442
Direction is setting in the same direction；The specific level that may be configured as is towards right bank, so that the gas sprayed by shower nozzle 442 is in spray chamber
It is middle to form clockwise eddy flow；Specifically, the inwall of shower nozzle 442 is to be obliquely installed, and it is preferably by close to atomization chamber interior walls
One end to away from spray chamber one end tilt so that the spray orifice decreasing pore size of shower nozzle 442, so as to strengthen hot blast from spray orifice
Jet power during middle blowout, it is more easy to form eddy flow in spray chamber.
The bottom of spray chamber 1 is provided with a dictyosome 11, and the dictyosome is the stainless steel plate punching net directly bought on the market；
The bottom of dictyosome 11 is intervally distributed with multiple support members 12, and the support member 12 is stainless steel column, and the both ends of support member 12 are distinguished
It is connected with atomization chamber interior walls；Preferably, there is spacing between adjacent two support member 12, so as to form ventilation gap 11；In order to anti-
The phenomenon of powder wall built-up only occurs in spray chamber, we are symmetrical in the object placing cavity 443 to be provided with two vibrators 8, and swashs
The device 8 that shakes is connected with the internal layer 13；Vibrator is prior art, is repeated no more；Internal layer is driven to vibrate by vibrator 8,
So as to effectively prevent powder from the phenomenon of wall built-up occur；Preferably, between the vibrator 8 and the partition member 7 be provided with one every
Warm part 9, the heat insulation element are the heat-preservation cotton directly bought on the market.
Further, as shown in figure 4, the partition member 7 include the external member 71 that is connected with the outer layer and with it is described interior
The connected movable part 72 of layer, the external member is sleeve made of stainless steel, and the movable part is steel column, and the one end of movable part 72 is worn
Enter in the external member and connect an anti-falling piece 73；The external member 71 is provided with the circular open passed through for movable part, the activity
Part 72 is provided with sealant 722, and the sealant is the rubber layer being adhered on movable part outer surface；Specifically, the anti-delinking part is
Stretched out the circle flange formed by movable part one end；The first sealing is provided between the side wall of anti-falling piece 73 and the external member
Part 74, the first seal 74 are sealing ring, and anti-falling piece is provided with the annular groove being caught in for sealing ring；The end of anti-falling piece 73 and set
Second seal 75 is provided between part inwall, the second seal 75 is to be adhered to the rubber layer of anti-delinking part end；In order to strengthen
Sealing between anti-delinking part and external member, the other end of the movable part 72 is arranged to the plate body of flat, the plate body by we
By to movable part punch forming, and on the plate body it is evenly spaced be provided with it is multiple arch upward 721, so as to form an elasticity knot
Structure, elastic construction here are so that the ability that plate body has certain stretcher strain.
The outlet member 5 include be communicated in the spray chamber bottom discharge pipe 51, on discharge pipe just
Level 52, first level outlets 53 of outlet and second subprime outlet 54；Specifically, the primary outlet 52 is on the market
The whirlwind discharger directly bought；First level outlet 53 includes discharge chamber 531 and the pass wind located at discharge chamber bottom
Machine, the side wall of discharge chamber 53 are connected with the discharge pipe 51, and the inwall of discharge chamber 531 is provided with spiral helicine track, so as to
So that wind can form whirlpool after entering in discharge chamber 531；As shown in figure 5, the second subprime outlet 54 includes operating room
541st, the passage 542 on operating room, air outlet 543 and the Blowing stopper located at operating room bottom, the side wall of operating room 541
Part is hollow to be set to form the passage 542；The air outlet 543 is arranged on the inwall of operating room, adjacent air outlet it
Between spacing it is equal；Preferably, the inwall of air outlet 543 is is obliquely installed, and inclined direction is setting in the same direction, so that
Wind is obtained after air outlet ejection, eddy flow can be formed in operating room.
Specifically, the retracting device 6 includes recovery room 61, recovery channel 62 and sprinkler part 63, the recovery channel
62 one end are connected to the recovery room top, and the other end is connected to the admission line；The air outlet of second subprime discharge chamber 54
It is connected by a pipeline with the recovery room 61, the pipeline communication is in the bottom of recovery room 61；The sprinkler part is market
On the shower directly bought, shower connection external water pipe, the bottom of recovery room 61 connects an outlet conduit 611, can be
The water in recovery room is discharged after the completion of recovery.
Embodiment 2
A kind of the feed for piglet by mass percentage, including following component：60 parts of corn, 10 parts of dregs of beans, 7 parts of fish meal, whey
12 parts of powder, 10 parts of rice protein powder, 1 part of compound premix.Specifically, the compound premix is B B-complex, micro member
Element and plants essential oil mix.
Above-mentioned feed is prepared by following steps：（1）Get out raw material corn 600kg, dregs of beans 100kg, fish meal
70kg, whey powder 120kg, rice protein powder 100kg, compound premix 10kg；Corn 600kg and dregs of beans 100kg are added afterwards
Enter to charging basket, backward charging basket add water, the mixed proportion of the mixture and water of corn and dregs of beans is 1:3；Pass through paddle afterwards
Agitator is stirred to the material in charging basket, it is to be mixed uniformly after, crushing material is mixed to 60 mesh using colloid mill
Thing A；Above-mentioned dasher, colloid mill are directly to buy on the market, and there is model not limit；（2）By mixture A again
It is secondary to be thrown in charging basket, and the neutral proteinase and alkali protease that Rate activity is 4000U/mg are added into mixture A, and
6h enzymolysis is carried out at a temperature of 53-55 DEG C to mixture A, obtains enzymolysis product B；When the Rate activity of protease is less than 4000U/
During mg, the capacity of decomposition of protease is poor, and still a large amount of materials be present in the feed after enzymolysis is not decomposed, is unfavorable for disappearing
Change and absorb, obtained finished feed, which remains unchanged back, causes the diarrhoea of piglet；And when the Rate activity of protease is higher than 4000U/mg,
The decomposition of protease is too high, and small peptide can not be present, and the enzymolysis product B after the completion of enzymolysis only exists amino acid, influences finished feed
Nutrition supply intensity and nutrient classes；And when temperature is less than 53 DEG C, the enzyme activity of protease is unable to reach optimum state,
Even if the Rate activity of protease is 4000U/mg, it is also only capable of the neutral proteinase and alkali reached with Rate activity is 2000 U/mg
The enzymolysis efficiency of property protease；And when temperature is higher than 55 DEG C, will there are substantial amounts of neutral proteinase and alkali protease to lose
Living, enzymolysis efficiency is also only capable of being equal to Rate activity as 1500 U/mg neutral proteinase and the enzymolysis efficiency of alkali protease；Only
Have when the Rate activity of protease is equal to 4000U/mg, and hydrolysis temperature is in 53-55 DEG C, the Rate activity of protease is not in
Abatement, within the most short time, farthest decomposes raw material, while realizes that amino acid and the effective of small peptide coexist, and reaches most
Good enzymolysis state, the enzymolysis product for being adapted to intestine of young pigs to digest and assimilate the most；Above-mentioned data are by repeatedly to having a competition
Test the optimal case drawn afterwards.
（3）After enzymolysis terminates, barrel temperature is warming up to 70 DEG C, promotes protease to inactivate；（4）To by step 3）Operation
Lactic acid bacteria, bacillus subtilis and bacillus licheniformis are added in enzymolysis product B afterwards, specifically, the weight of the lactic acid bacteria
For the 5% of corn and dregs of beans gross weight, the bacterial concentration of lactic acid bacteria is 5 × 107cfu/ml；The weight of saccharomycete is corn and beans
The 3% of dregs of rice gross weight, the bacterial concentration of saccharomycete is 3 × 108cfu/ml；The weight of the bacillus subtilis be corn and
The 1% of dregs of beans gross weight, the bacterial concentration of bacillus subtilis is 1 × 108cfu/ml；The weight of the bacillus licheniformis
For the 1% of corn and dregs of beans gross weight, the bacterial concentration of bacillus licheniformis is 1 × 108cfu/ml；After stirring, it will expect
Bucket capping carries out 24h fermentation, obtains fermentate C；（5）To step 4）In fish meal 70kg, whey are added in obtained fermentate C
Powder 120kg, rice protein powder 100kg and compound premix 10kg, after stirring, mixture is entered by press atomization equipment
Row spray drying, is finally made finished feed 1000kg.The structure of the press atomization equipment is in the same manner as in Example 1, therefore not
Repeat again.
Verification experimental verification：
Embodiment 1
Comparative example 1：It is formulated same as Example 1, using common feed processing technology, i.e., first corn, dregs of beans is crushed, added
Fish meal, whey powder, rice protein powder, compound premix, it is well mixed, then pelletizes.
Comparative example 2：Remove in method enzymolysis and fermenting step, directly crush corn, dregs of beans, add fish meal, whey powder,
SDPP, rice protein powder, compound premix and water, stir, and are spray-dried using press atomization equipment.
Comparative example 3：Commercially available high-quality powered milk substitute.
Experimental animal is the sodium selenite of 600 first 21 ages in days or so wean, according to " body weight is close, the principle of male and female half and half "
It is divided into 4 groups, every group of 6 repetitions, each to repeat 25, a column is a repetition.The feed of first group of feeding comparative example 1, the 2nd group of feeding
Feed comparative example 2 feed, the feed of the 3rd group of feeding comparative example 3, the feed of the 4th group of feeding embodiment 1, during experiment piglet from
By feeding and drinking-water, 14 days experimental periods, growth test result such as table 1, at the end of feeding experiment, every group is selected 8 pigs to be butchered,
12 fat intestines, jejunum and ileum are taken, determines height of naps.
Influence of the DIFFERENT FEED of table 1 to Growth Performance of Weaning Piglets
| Project | Comparative example 1 | Comparative example 2 | Comparative example 3 | Embodiment 1 |
| Average starting weight (kg) | 6.65±0.12 | 6.59±0.13 | 6.67±0.11 | 6.58±0.12 |
| Average end weight (kg) | 10.67±0.35b | 10.98±0.34a | 11.45±0.31b | 11.48±0.32b |
| Average daily gain (g) | 287±7.13a | 314±7.24a | 370±6.68b | 382±6.88b |
| Feed-weight ratio | 1.42±0.02a | 1.40±0.02a | 1.32±0.01a | 1.32±0.01b |
| Diarrhea rate (part) | 15.8±0.20a | 14.6±0.18a | 7.4±0.15b | 7.4±0.16b |
Note：Data presentation technique is average ± standard deviation, and digital shoulder mark difference lowercase letter indication difference of going together is notable（P<
0.05）, it is identical or not notable without letter expression difference（P>0.05）.
The result of table 1 shows：The weanling pig of feeding DIFFERENT FEED shows different growth performances, feeds the present invention's
Body weight and average daily gain during the pig off-test of new the feed for piglet are above comparative example 1 and comparative example 2, feed-weight ratio and
Diarrhea rate is substantially less than comparative example 1 and comparative example 2, and the average end of pig for feeding the new the feed for piglet of the present invention is heavy, average
Daily gain, feed-weight ratio and diarrhea rate are with comparative example 3 without significant difference, but comparative example 3 is using powered milk substitute, price 10
Member/kilogram, and the new the feed for piglet price of embodiment 1 is 7 yuan/kilogram, price differs 30 parts, and to sum up the present invention's is new
The feed for piglet has very high cost performance.
Influence (unit of the DIFFERENT FEED of table 2 to weanling pig small intestinal villous height：um)
Note：Data presentation technique is average ± standard deviation, digital shoulder mark difference lowercase letter indication difference of going together significantly (P<
0.05) it is, identical or without letter represent difference not significantly (P>0.05).
The result of table 2 shows, 7 days after wean, feeds experiment pig duodenum, the jejunum of the feed of comparative example 1 and comparative example 2
There is different degrees of atrophy than the wean same day with ileum height of naps.And after feeding the weaned piglet of comparative example 3 and embodiment 1
7d duodenums, jejunum and ileum height of naps were compared with the same day of weaning without obvious atrophy, 14 days after wean, comparative example 3 and reality
Apply 1 group of each group duodenum of example, jejunum, ileal mucous membrane height of naps and be significantly higher than 1 group of comparative example, result of the test shows that feeding is real
The pig intestinal mucosa function of applying the feed of example 1 is significantly better than the pig for feeding common the feed for piglet, comparative example 3 and embodiment 1
Small Intestine of Piglets height of naps shows that the new the feed for piglet of this experiment has to act on powered milk substitute identical and imitated without significant difference
Fruit, but its cost is substantially less than powered milk substitute, has higher cost performance.
By the further explanation of embodiment, it new the feed for piglet of the invention, can reach the daily gain of piglet
382g, while suckling piglet growth is ensured, feedstuff-meat ratio reaches 1.32 or so, and day is remarkably improved compared to traditional piglet feed
Weightening and reduction suckling piglet diarrhea rate, increase enteron aisle height of naps；And cost is relatively low, have compared to powered milk substitute with high.
Although above the present invention is described in detail with a general description of the specific embodiments, at this
On the basis of invention, further modification or improvement can be made to it.This will be apparent to those skilled in the art.Cause
This, these modifications or improvements, belong to the scope of protection of present invention without departing from theon the basis of the spirit of the present invention.
Claims (6)
- A kind of 1. the feed for piglet, it is characterised in that：Include the composition of following parts by weight：Corn 30-70 parts, dregs of beans 10-30 parts, fish meal 5-20 parts, whey powder 5-20 parts, rice protein powder 5-10 parts, compound premixing Expect 1-3 parts.
- 2. the feed for piglet according to claim 1, it is characterised in that：The parts by weight of each composition are：50 parts of corn, beans 20 parts of the dregs of rice, 6 parts of fish meal, 13 parts of whey powder, 10 parts of rice protein powder, 1 part of compound premix.
- 3. the feed for piglet according to claim 1, it is characterised in that：The compound premix is B B-complex, micro- One or more in secondary element and plants essential oil or sodium butyrate or zinc oxide.
- 4. the preparation method of the feed for piglet according to claim 1, it is characterised in that：Comprise the following steps：After adding water to mix corn and dregs of beans, 40-80 mesh is crushed to using colloid mill, obtains mixture A；Mixture A is thrown to charging basket, and neutral proteinase and alkaline egg that Rate activity is 4000U/mg are added into mixture A White enzyme, 5-6h enzymolysis is carried out to mixture A at a temperature of 53 DEG C -55 DEG C, obtains enzymolysis product B；After enzymolysis terminates, barrel temperature is warming up to >=60 DEG C, promotes protease to inactivate；To by step 3）Compound bacteria is added in enzymolysis product B after operation, after stirring, charging basket is covered and carries out 20-30h Fermentation, obtain fermentate C；To step 4）In fish meal, whey powder, rice protein powder and compound premix are added in obtained fermentate C, stir Afterwards, mixture is spray-dried by press atomization equipment, finished feed is finally made.
- 5. preparation method according to claim 4, it is characterised in that：The step 1）The mixture of middle corn and dregs of beans with The mixed proportion of water is 1:3.
- 6. preparation method according to claim 4, it is characterised in that：The compound bacteria is lactic acid bacteria, saccharomycete, withered grass bud Two or more in spore bacillus and bacillus licheniformis.
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| CN114403302A (en) * | 2022-03-04 | 2022-04-29 | 天津瑞孚农牧科技集团有限公司 | Compound feed for weaning of suckling pigs and preparation method thereof |
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