CN109621809A - Fish food agitating device - Google Patents
Fish food agitating device Download PDFInfo
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- CN109621809A CN109621809A CN201811493397.7A CN201811493397A CN109621809A CN 109621809 A CN109621809 A CN 109621809A CN 201811493397 A CN201811493397 A CN 201811493397A CN 109621809 A CN109621809 A CN 109621809A
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- Prior art keywords
- agitating device
- fish food
- paddle
- spiral
- poker
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/83—Mixing plants specially adapted for mixing in combination with disintegrating operations
- B01F33/833—Devices with several tools rotating about different axis in the same receptacle
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23N—MACHINES OR APPARATUS FOR TREATING HARVESTED FRUIT, VEGETABLES OR FLOWER BULBS IN BULK, NOT OTHERWISE PROVIDED FOR; PEELING VEGETABLES OR FRUIT IN BULK; APPARATUS FOR PREPARING ANIMAL FEEDING- STUFFS
- A23N17/00—Apparatus specially adapted for preparing animal feeding-stuffs
- A23N17/007—Apparatus specially adapted for preparing animal feeding-stuffs for mixing feeding-stuff components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/836—Mixing plants; Combinations of mixers combining mixing with other treatments
- B01F33/8361—Mixing plants; Combinations of mixers combining mixing with other treatments with disintegrating
- B01F33/83611—Mixing plants; Combinations of mixers combining mixing with other treatments with disintegrating by cutting
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Animal Husbandry (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Fodder In General (AREA)
- Feed For Specific Animals (AREA)
Abstract
The present invention provides fish food agitating device, belongs to eutrophication water recovery technique field, including, including, mixing chamber, receiving is stirred fish food raw material；At least one set of spiral-poker and at least one set of crossbeam, are rotatably mounted in mixing chamber；And at least one set of paddle, it is installed on spiral-poker two sides；Paddle has multiple blade parts, and the concave part being open relative to direction of rotation is equipped between at least two blade parts, and concave part extends to the direction intersected with the direction by the radius of turn centered on the axle center of spiral-poker.Fish food agitating device of the present invention can be sufficiently mixed, the mixed raw material of the uniform nutrient concentration equilibrium of fineness, the dissolve-loss ratio and water imbibition for the extruding bait material being prepared using the mixed raw material are low, the mechanical property of the agitating device cutter is good, service life is longer, the cost used is reduced, the productivity of agitating device is improved.
Description
Technical field
The invention belongs to fish food production technical fields, and in particular to fish food agitating device.
Background technique
Aquatic products are important one of agricultural product, due to the increasingly atrophy of wild aquatic products resource, are increasingly dependent on water
Produce aquaculture.As culture fishery is towards scale, intensive, specialized direction development, the requirement to aquatic feed is also got over
Come higher.Fish food mainly includes two major classes, first be using plankton, terrestrial organism as the natural bait of representative,
Wherein natural bait can also carry out general roughing processing, and powder or graininess is made；Second is after forming in powder
Granular artitificial food, raw material is mostly beans, insects or miscellaneous fishes, to guarantee the nutritional need of fish.Traditional granulator is raw
The disadvantages of that there are stability is poor for the aquatic feed of output, sinking speed is fast, pollution water quality, oneself supports at more and more inadaptable modern aquatic products
Grow the needs of industry development.The continuous improvement of continuous development and living standard in particular with science and technology, new culture fishery will
Developed from present scalar type to mass type, and extrusion processing technology positive adaptation this development trend.The water of extrusion
Bait is produced because having many advantages, such as low pollution, low waste, high efficiency, can solve above-mentioned problems.Currently, swollen
Application percentage of the change machine in the processing of aquatic products word material is increasing, will be that the following aquatic products watches material using extruding machining aquatic feed
The development trend of processing industry.The extrusion pressing puffing process of aquatic feed is general are as follows: the feed particles stirred evenly put into feeding
Device continuously uniformly feeds particulate material in modifying device by drawing-in device, by the effect of water and steam, and passes through
The conveying auger of ribbon flight stirs, and material is made to have certain moisture content and temperature, mixed material be allowed to component uniformly, by
While heat is uniform, material is transported to extrusion pressing puffing apparatus entrance.Material containing certain moisture and temperature is swollen in extruding
By the mechanical friction effect inside screw rod, machine barrel and material inside change machine, is tempestuously squeezed, is stirred, sheared and gradually become
Obtain uniform refinement.At this moment, the material of inside machine barrel is since the high speed shear effect of screw rod is in high-temperature high-pressure state, and moisture is then
It is in supersaturated liquid.When material is extruded from molding die and is cut by cutter device, pressure drop to atmospheric pressure, water
Divide hurried vaporization and enter inside the gas core generated in material body by extrusion pressing puffing process, lures that bubble sharply expands into.Meanwhile
The continual evaporation of moisture has been taken away a large amount of heat, temperature inside material and has been substantially reduced in a short time, and extrudate is caused
Solidification setting, obtains the aquatic products extruding bait of porous loose structure.It is stirred evenly it can be seen that providing for extrusion expansion process
Feed particles are one of vital processes, are to ensure that the important link of the searched for food food quality of fish.Therefore, fish food
Agitating device is the key equipment of bait process.
Summary of the invention
One of the objects of the present invention is to provide one kind to be sufficiently mixed, fineness uniform nutrient concentration is balanced
Mixed raw material, the fish food stirring that the dissolve-loss ratio and water imbibition of the extruding bait material being prepared using the mixed raw material are low fill
It sets, the mechanical property of the agitating device cutter is good, service life is longer, reduces the cost used, improves agitating device
Productivity.
The technical solution that the present invention is taken to achieve the above object are as follows:
The present invention discloses a kind of fish food agitating device, including,
Mixing chamber, receiving are stirred fish food raw material；
At least one set of spiral-poker and at least one set of crossbeam, are rotatably mounted in mixing chamber；And
At least one set of paddle is installed on spiral-poker two sides；
Paddle has multiple blade parts, is equipped with the concave part being open relative to direction of rotation between at least two blade parts,
Concave part extends to the direction intersected with the direction by the radius of turn centered on the axle center of spiral-poker.Fish food is former
The main component of material is protein and starch, and extrusion bait include material from orderly to unordered transformation, gas karyogenesis,
The process that mould port expansion, air bubble growth and bubble stop growing or shrink, therefore mixing is provided for extrusion and particle is uniform
Mixed raw material be indispensable one of condition.In the process of work, the rotation of paddle causes to mix indoor agitating device
The rotational flow of particulate material can be generated due to the rubbing action between paddle and particulate material, between particulate material
Temperature between a large amount of thermal energy, especially paddle and particulate material can be increased instantaneously, so as to cause albumen in bait raw material
Matter and starch occur denaturation and generate viscosity, so that particulate material is reunited and the hardness of agglomerated particle is larger, are unfavorable for original
The mixing uniformity of material, and increase the burden of subsequent spiral-poker refinement raw material, and the design of the application paddle concave groove portion
Cause the rotating flow power for mixing indoor particulate material in the rotation that agitating device is capable of partial offset paddle, so that particle
Raw material deflects away from paddle, reduces the friction of rotating flow power and particulate material to paddle suffered by particulate material
Power, improves the mixing and fineness uniformity of particulate material, and is avoided that the main component protein of particulate material and starch exist again
It is denaturalized in whipping process, makes the mixed raw material obtained by the agitating device in the mistake of subsequent extrusion bulking machine extrusion
Mixed raw material in journey improves the performance of extruding fish food from being orderly normally carried out to disorder transformation process.Present invention stirring
Device takes the method for first then recycling spiral-poker refinement and stirring particulate material with paddle stirring raw material, can obtain
The nutrient concentration being sufficiently mixed with the uniform mixed raw material of fineness, at the mixed raw material different location made is balanced, and can keep away
The main component protein and starch for exempting from particulate material are denaturalized in whipping process, and it is swollen to be conducive to the extruding of subsequent extrusion bulking machine
Change bait, to reduction bait cost, raising bait remuneration, reduces feedstuff-meat ratio and increase economic efficiency particularly significant.
For optimisation technique scheme, the measure taken further include:
Paddle includes the plate supporting part with the 1st face and the 2nd face, and is configured at the 1st of supporting part periphery avris
Blade part, the 2nd blade part, the 3rd blade part.
1st the 1st face in blade part self-supporting portion and the one side in the 2nd face are prominent, and are equipped with opening portion；2nd blade part and
3rd the 1st face in blade part self-supporting portion and the another side in the 2nd face are prominent.The application paddle can make to be located at paddle attachment
Be stirred raw material due to centrifugal force to opening portion it is mobile after, be stirred raw material interflow with by above-mentioned opening portion, and divide
It is dissipated to compared with paddle more peripheral side, the flowing of object is stirred by this kind, greatly improves stirring efficiency；In addition, again due to being stirred
It mixes raw material opening and reduces resistance suffered by paddle, the driving force of paddle can be reduced, save agitating device
Energy consumption can also make spiral-poker axis relatively thin, or make driving portion relatively small, while reducing cost can relatively it is previous more
High-speed rotating operating is realized in low torque.
At least one set of paddle is detachably equipped with scraper plate in close mixing chamber side.The design of scraper plate extends stirring
The sphere of action of leaf, can preferably drive the agitation of particulate material, and can change the stress side of particulate material in agitation
To, the side wall of excessive particulate material arrival mixing chamber is avoided while mixing uniformity when improving particulate material, and
Under the rotation of screw conveyor shaft, it can cooperate and more mixed particulate materials are imported within the scope of the lead of helical blade, so that
Particulate material can be smoothly entered more in next step；Simultaneously scraper plate can in whipping process mixing chamber side wall, wipe mixing off
The particulate material of room absorption, avoids particulate material from accumulating in the side wall of mixing chamber under the influence of centrifugal force, can be sufficiently mixed
Particulate material obtains nutrition-balanced mixed raw material.
Spiral-poker includes the helical blade that welds on the screw sheel of screw conveyor shaft and screw conveyor shaft；It is detachable on helical blade
Star-like cutter is installed, crossbeam edge corresponding with helical blade is equipped with detachable stationary knife.Driving portion transmitting power is by stirring
Imperial axis drives screw sheel rotation, is relatively moved to form shear surface between star-like cutter and stationary knife, thus realize well to
The shearing of grain raw material, the structure of star-like cutter improve the refinement rate of material, the card slot between each cutter tooth, with mixing chamber
The stationary knife that interior crossbeam two sides are installed, by bulky grain raw material clamping, is not in that material sliding etc. is existing in cutting in cutting
As；Star-like cutter is fixed on helical blade, after the abrasion of cutter tooth single side stress, dissection will be restricted, cutting
Effect will decline, and can enhance its cutting effect after turn-over, reduce the cost used, improve the productivity of agitating device.
Also have between star-like cutter and stationary knife simultaneously and squeeze and kneading action, increase the specific surface area of particulate material, improves between raw material
Contact area, the mistake of mixed raw material preparation extruding bait material can also be made while obtaining the uniformity higher mixed raw material
Heating surface area in journey, quickly reaches set temperature, reduces the dissolve-loss ratio and water imbibition of extruding bait, improves its in water steady
It is qualitative.
The helical angle of helical blade is coefficient of friction of 45 °+(arctan μ)/2, the μ between particulate material and helical blade.
The helical angle makes the mixing of the convection current in particulate material mixed process reach best, to improve the mixing quality of feed.
Each lead equal proportion arrangement 3-5 of helical blade is cutter, and the cut direction of cutter is perpendicular to normal direction.
Cutter in process through ageing treatment, ageing treatment be 1000-1200MHZ heated under microwave conditions extremely
16-20h is handled at 195-210 DEG C.On the one hand above-mentioned crash handling can make the alloy structure point in alloy under the action of microwave
Cloth more tends to uniformly, increase the volume of grain boundaries alloy structure, so that hardening constituent is precipitated and is in Dispersed precipitate in intra-die,
Increasing for the volume of grain boundaries alloy structure can generate obstruction to the movement of dislocation, and the precipitation of hardening constituent can effectively hinder crystal boundary
Sliding be conducive to control and reduce creep rate, so that compacted to reduce the diffusion of atom at high temperature in cutter material
Deformation is difficult, on the other hand the final mechanical property and high temperature resistant creep, wear-resisting property for improving gained cutter can make to be precipitated
Alloy in crystallite dimension, thickness and spacing office reduced, play the role of refine crystal grain, improve the strong of cutter
Degree, reduces the generation of sand hole, improves the service life of cutter.
Compared with prior art, the invention has the benefit that
1) then fish food agitating device of the present invention, which is taken, first recycles spiral-poker refinement with paddle stirring raw material
With the method for stirring particulate material, can be sufficiently mixed, the mixed raw material of the uniform nutrient concentration equilibrium of fineness, and can keep away
The main component protein and starch for exempting from particulate material are denaturalized in whipping process, and it is swollen to be conducive to the extruding of subsequent extrusion bulking machine
Change bait, the service life of cutter used is longer, reduces the cost used, improves the productivity of agitating device；
2) fish food agitating device of the present invention reduces rotating flow power and particulate material suffered by particulate material
To the frictional force of paddle, particulate material is avoided to accumulate in the side wall of mixing chamber under the influence of centrifugal force, improves particulate material
Mixing and fineness uniformity, and be avoided that the main component protein of particulate material and starch become in whipping process again
Property, improve the performance of extruding fish food；
3) fish food agitating device of the present invention can increase the specific surface area of particulate material, improve the contact surface between raw material
Product can also make dissolve-loss ratio and the suction of mixed raw material preparation extruding bait material while obtaining the uniformity higher mixed raw material
It is aqueous, improve its stability in water.
Present invention employs above-mentioned technical proposals to provide fish food agitating device, compensates for the deficiencies in the prior art, if
Meter is rationally, easy to operate.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of fish food agitating device of the present invention；
Fig. 2 is the signal longitudinal section view of fish food agitating device of the present invention；
Fig. 3 is the structural schematic diagram of paddle；
Fig. 4 is the top view of paddle；
Fig. 5 is the structural schematic diagram and mounting means of cutter.
Description of symbols: 1. mixing chambers；2. discharge port；3. spiral-poker；31. screw conveyor shaft；32. helical blade；4. cutting
Knife；5. scraper plate；6. paddle；61. boss portion；61a. through hole；62. supporting part；63. blade unit；The 1st blade part of 63a.；
The 2nd blade part of 63b.；The 3rd blade part of 63c.；64. opening portion；65. concave part；7. crossbeam；8. stationary knife.
Specific embodiment
In the following, being described further in conjunction with specific embodiments to embodiment of the present invention.
Embodiment 1:
As shown in Figs. 1-5, fish food agitating device, including, mixing chamber 1, receiving is stirred fish food raw material；One group
Spiral-poker 3 and one group of crossbeam 7 or two groups of spiral-pokers 3 and one group of crossbeam 7, one group of spiral-poker 3 and one group of crossbeam 7, or
Three groups of spiral-pokers 3 of person and two groups of crossbeams 7 perhaps four groups of spiral-pokers 3 and three groups of crossbeams 7 or five groups of spiral-pokers 3 and three
Group crossbeam 7 etc., depending on the width of mixing chamber, is rotatably mounted in mixing chamber 1；And two groups of paddles 6 or
Four groups of paddles 6, six groups of paddles 6 etc. are installed on 3 two sides of spiral-poker depending on the length of mixing chamber；Paddle 6
With multiple blade parts, be equipped with the concave part 65 that is open relative to direction of rotation between two of them blade part, concave part 65 to
Extended through the direction that the direction of the radius of turn centered on the axle center of spiral-poker 3 intersects.Fish food raw material it is main
Ingredient is protein and starch, and extrusion bait includes material from orderly swollen to unordered transformation, gas karyogenesis, die orifice
The process that swollen, air bubble growth and bubble stop growing or shrink, therefore mixing and evengranular mixing are provided for extrusion
Raw material is indispensable one of condition.In the process of work, the rotation of paddle 6 causes the particle in mixing chamber 1 to agitating device
The rotational flow of raw material can be generated big due to the rubbing action between paddle 6 and particulate material, between particulate material
Temperature between calorimetric energy, especially paddle 6 and particulate material can be increased instantaneously, so as to cause protein in bait raw material
Denaturation occurs with starch and generates viscosity, so that particulate material is reunited and the hardness of agglomerated particle is larger, is unfavorable for raw material
Mixing uniformity, and increase the burden that subsequent spiral-poker 3 refines raw material, and 6 concave groove portion 65 of the application paddle is set
Meter causes the rotating flow power of the particulate material in mixing chamber 1 in the rotation that agitating device is capable of partial offset paddle 6, so that
Particulate material deflects away from paddle 6, reduces rotating flow power and particulate material suffered by particulate material to paddle 6
Frictional force, improve the mixing and fineness uniformity of particulate material, and be avoided that again particulate material main component protein and
Starch is denaturalized in whipping process, squeezes the mixed raw material obtained by the agitating device in subsequent extrusion bulking machine swollen
Mixed raw material during change improves the performance of extruding fish food from being orderly normally carried out to disorder transformation process.This hair
Bright agitating device, which is taken, first stirs then method that raw material recycles the refinement of spiral-poker 3 and stirring particulate material with paddle 6,
It can obtain being sufficiently mixed with the uniform mixed raw material of fineness, the nutrient concentration at mixed raw material different location made is equal
Weighing apparatus, and it is avoided that the main component protein of particulate material and starch are denaturalized in whipping process, it is swollen to be conducive to subsequent extrusion
Change machine extrusion bait to reduction bait cost, improves bait remuneration, reduction feedstuff-meat ratio and increases economic efficiency very heavy
It wants.
Mixing chamber 1 is formed as along the longer trapezoidal shape of longitudinal direction.Steel at hopper two sidewalls steel plate and tank floor soldering
Plate folding is " ∟ " shape, to guarantee cabinet rigidity.The top two sides of mixing chamber 1 are set there are two feed inlet, and central bottom position is set
There is discharge port 2.
Paddle 6 includes the plate supporting part 62 with the 1st face and the 2nd face, and is configured at 62 periphery avris of supporting part
The 1st blade part 63a, the 2nd blade part 63b, the 3rd blade part 63c.In 1st the 1st face in blade part 63a self-supporting portion and the 2nd face
One side it is prominent, and be equipped with opening portion 64；In 2nd blade part 63b and the 3rd blade part 63c self-supporting portion in the 1st face and the 2nd face
Another side it is prominent.The application paddle 6 can make to be stirred raw material due to centrifugal force to opening portion 64 positioned at 6 attachment of paddle
After movement, it is stirred raw material interflow with by above-mentioned opening portion 64, and is dispersed to compared with the more peripheral side of paddle 6, by this
Kind is stirred the flowing of object, greatly improves stirring efficiency；In addition, making paddle due to being stirred raw material opening 64 again
Resistance suffered by 6 reduces, and can reduce the driving force of paddle 6, save the energy consumption of agitating device, can also make 3 axis phase of spiral-poker
To relatively thin, or make driving portion relatively small, while reducing cost can relatively previous lower torque realize it is high-speed rotating
Operating.
Paddle 6 further includes that cylindric boss portion 61 is mountable to spiral-poker 3, has and is inserted through in spiral-poker
3 through hole 61a, spiral-poker 3 are inserted through the through hole 61a in boss 61.Paddle 6 passes through boss 61 and 3 spiral shell of spiral-poker
Silk fastening or welding etc. and be installed on spiral-poker 3.Supporting part 62 is from the radially extending to spiral-poker 3 of boss 61.Bearing
Portion 62 and boss 61 and blade unit are constant by welding etc. respectively.
At least one set of paddle 6 is detachably equipped with scraper plate 5 in close 1 side of mixing chamber.The design of scraper plate 5 extends
The sphere of action of paddle 6, can preferably drive the agitation of particulate material, and can change particulate material in agitation by
Power direction avoids the side of excessive particulate material arrival mixing chamber 1 when improving particulate material while mixing uniformity
Wall, and under the rotation of screw conveyor shaft 31, the lead model for more mixed particulate materials being imported helical blade 32 can be cooperated
In enclosing, particulate material is more smoothly entered in next step；Simultaneously scraper plate 5 can in whipping process mixing chamber 1 side
Wall wipes the particulate material of the absorption of mixing chamber 1 off, particulate material is avoided to accumulate in the side wall of mixing chamber 1 under the influence of centrifugal force,
It can be sufficiently mixed particulate material, obtain nutrition-balanced mixed raw material.
The helical blade 32 that spiral-poker 3 welds on the screw sheel including screw conveyor shaft 31 and screw conveyor shaft 31；Helical blade
Star-like cutter 4 is detachably installed, the edge corresponding with helical blade 32 of crossbeam 7 is equipped with detachable stationary knife 8 on 32.Driving portion
It transmits power and screw sheel rotation is driven by screw conveyor shaft 31, be relatively moved to form shear surface between star-like cutter 4 and stationary knife 8,
To realize the shearing to particulate material well, the structure of star-like cutter 4 improves the refinement rate of material, each cutter tooth
Between card slot, the stationary knife installed with crossbeam two sides in mixing chamber 1 in cutting by bulky grain raw material clamping, not in cutting
Phenomena such as will appear material sliding；Star-like cutter is fixed on helical blade, after the abrasion of cutter tooth single side stress, dissection
It will be restricted, cutting effect will decline, and can enhance its cutting effect after turn-over, reduce the cost used, improve
The productivity of agitating device.Also there is between star-like cutter 4 and stationary knife 8 extruding and kneading action simultaneously, increase particulate material
Specific surface area improves the contact area between raw material, can also make mixing former while obtaining the uniformity higher mixed raw material
Heating surface area during material preparation extruding bait material, quickly reaches set temperature, reduces dissolve-loss ratio and the suction of extruding bait
It is aqueous, improve its stability in water.
The helical angle of helical blade 32 is the coefficient of friction of 45 ° of+arctan μ/2, μ between particulate material and helical blade.
The helical angle makes the mixing of the convection current in particulate material mixed process reach best, to improve the mixing quality of feed.
Each lead equal proportion of helical blade 32 arranges 3-5 cutter 4, and the cut direction of cutter 4 is perpendicular to normal direction.
Cutter 4 in process through ageing treatment, ageing treatment be 1100MHZ perhaps 1000MHZ or
The heated under microwave conditions of 1050MHZ perhaps 1120MHZ perhaps 1155MHZ or 1200MHZ etc. is to 200 DEG C or 195
DEG C perhaps 202 DEG C of perhaps 205.5 DEG C of perhaps perhaps 17h or 17.5h of the lower processing 18h such as 207.6 DEG C or 210 DEG C, or
Person 18.5h perhaps 19h or 20h etc..On the one hand above-mentioned crash handling can make the alloy group in alloy under the action of microwave
It knits distribution more to tend to uniformly, increase the volume of grain boundaries alloy structure, so that hardening constituent is precipitated and is in disperse in intra-die
Distribution, increasing for the volume of grain boundaries alloy structure can generate obstruction to the movement of dislocation, and the precipitation of hardening constituent can effectively hinder
Hinder the sliding of crystal boundary, to reduce the diffusion of atom at high temperature in the material of cutter 4, is conducive to control and reduce creep speed
Rate, so that the deformation of creep is difficult, the final mechanical property and high temperature resistant creep, wear-resisting property for improving gained cutter 4, another party
Face can be such that crystallite dimension, thickness and spacing office in the alloy being precipitated is reduced, and play the role of refining crystal grain, improve
The intensity of cutter 4 reduces the generation of sand hole, improves the service life of cutter 4.
Embodiment 2:
The application method of fish food agitating device, comprising the following steps:
Prepare particulate material, mesh number is 40-80 mesh；Each parameter of agitating device is set, starts agitating device, by granular raw
Material is added in mixing chamber 1 by feed inlet, first passes through the stirring of paddle 6, then recycles the refinement of spiral-poker 3 and stirring particle
Raw material can be sufficiently mixed, the mixed raw material of the uniform nutrient concentration equilibrium of fineness from discharge port 2, and be avoided that particle
The main component protein and starch of raw material are denaturalized in whipping process, are conducive to subsequent extrusion bulking machine extrusion bait
Material to reduction bait cost, raising bait remuneration, reduces feedstuff-meat ratio and increases economic efficiency particularly significant.
Measure the uniformity of mixed raw material:
For nutrition-balanced mixed fodder, the coefficient of variation reflects that the dispersion degree of tracer, dispersion degree get over novel
The mixing of bright material it is more uniform less than 10% when then show that mixing quality is preferable；The coefficient of variation is greater than 10% and less than 20% when mixes
Quality can receive, but complete machine still needs to improve.The coefficient of variation is to indicate the degree of irregularity of mixed fodder.Its coefficient of variation calculates
Formula are as follows:
CY=S/Y × 100%
In formula: S is the standard deviation of marker content in sample；
X is the average value of marker content in sample.
Pass through coefficient of variation CYCalculate mixture uniformity M:
M=1-the coefficient of variation；
In formula: M is material mixture homogeneity.
The coefficient of variation that mixed raw material is calculated is 2.5-5.6%, mixture homogeneity 94.4-97.5%.Explanation is stirred
It is excellent to mix being uniformly mixed for device, meets design requirement.
Measure the water stability of mixed raw material preparation gained extruding bait:
Referring to steady in water in SC/T1026-2002 " compound feed for carps " and SC/T1024-2002 " grass carp compound feed "
Qualitative measuring method, chooses the mesh screen of screen size level-one smaller than tested particle diameter, and word material hydrostatic is immersed in temperature and is
In 22.5 DEG C of constant temperature water tank, drying is taken out after time 20min.Feed water stability is indicated by dissolve-loss ratio, is calculated as follows:
A%=G1-X-W/G1-X
In formula: G is the mixed feed quality as sample, g；
W is the remaining word material quality after drying, g；
X is percent water moisture content.
Being calculated using the dissolve-loss ratio that mixed raw material prepares gained extruding bait is 1.8-3.7%.Illustrate agitating device
Mixed raw material obtained is had excellent performance.
The prior art of routine techniques dawn known to those skilled in the art in above-described embodiment, therefore herein no longer in detail
It repeats.
The above embodiments are only used to illustrate the present invention, and not limitation of the present invention, the ordinary skill people of this field
Member can also make a variety of changes and modification without departing from the spirit and scope of the present invention.Therefore, all equivalent
Technical solution also belong to scope of the invention, scope of patent protection of the invention should be defined by the claims.
Claims (8)
1. fish food agitating device, it is characterised in that: including,
Mixing chamber (1), receiving are stirred fish food raw material；
At least one set of spiral-poker (3) and at least one set of crossbeam (7), are rotatably mounted in the mixing chamber (1)；And
At least one set of paddle (6) is installed on the spiral-poker (3) two sides；
The paddle (6) has multiple blade parts, is equipped between at least two blade part and to be open relative to direction of rotation
Concave part (65), the concave part (65) are handed over to by the direction of the radius of turn centered on the axle center of spiral-poker (3)
The direction of fork extends.
2. fish food agitating device according to claim 1, it is characterised in that: the paddle (6) includes, and has the
The plate supporting part (62) in 1 face and the 2nd face, and be configured at the supporting part (62) periphery avris the 1st blade part (63a),
2nd blade part (63b), the 3rd blade part (63c).
3. fish food agitating device according to claim 2, it is characterised in that: the 1st blade part (63a) is described in
1st face described in supporting part and the one side in the 2nd face are prominent, and are equipped with opening portion (64)；2nd blade part (63b)
It is prominent from the 1st face described in the supporting part and the another side in the 2nd face with the 3rd blade part (63c).
4. fish food agitating device according to claim 1, it is characterised in that: at least one set paddle (6) exists
Close mixing chamber (1) side is detachably equipped with scraper plate (5).
5. fish food agitating device according to claim 1, it is characterised in that: the spiral-poker (3) includes screw feeder
The helical blade (32) welded on the screw sheel of axis (31) and the screw conveyor shaft (31)；It is detachable on the helical blade (32)
It is equipped with star-like cutter (4), crossbeam (7) edge corresponding with helical blade (32) is equipped with detachable stationary knife (8).
6. fish food agitating device according to claim 5, it is characterised in that: the helical angle of the helical blade (32)
For 45 °+(arctan μ)/2, coefficient of friction of the μ between particulate material and helical blade.
7. fish food agitating device according to claim 5, it is characterised in that: each lead of the helical blade (32) etc.
Ratio arranges 3-5 cutter (4), and the cut direction of the cutter (4) is perpendicular to normal direction.
8. the fish food agitating device according to claim 5 or 7, it is characterised in that: the cutter (4) is in process
It is middle through ageing treatment, the ageing treatment is the heated under microwave conditions in 1000-1200MHZ to handling 16- at 195-210 DEG C
20h。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811493397.7A CN109621809A (en) | 2018-12-07 | 2018-12-07 | Fish food agitating device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811493397.7A CN109621809A (en) | 2018-12-07 | 2018-12-07 | Fish food agitating device |
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| Publication Number | Publication Date |
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| CN109621809A true CN109621809A (en) | 2019-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811493397.7A Withdrawn CN109621809A (en) | 2018-12-07 | 2018-12-07 | Fish food agitating device |
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| CN (1) | CN109621809A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111473606A (en) * | 2020-04-20 | 2020-07-31 | 陈亚宣 | Dry tennis that cordyceps militaris low temperature bulking treatment machine used |
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2018
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111473606A (en) * | 2020-04-20 | 2020-07-31 | 陈亚宣 | Dry tennis that cordyceps militaris low temperature bulking treatment machine used |
| CN111473606B (en) * | 2020-04-20 | 2021-12-07 | 陈亚宣 | Dry tennis that cordyceps militaris low temperature bulking treatment machine used |
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Application publication date: 20190416 |