CN114001541B - DDGS feed drying equipment and DDGS feed drying process - Google Patents

DDGS feed drying equipment and DDGS feed drying process Download PDF

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Publication number
CN114001541B
CN114001541B CN202111448119.1A CN202111448119A CN114001541B CN 114001541 B CN114001541 B CN 114001541B CN 202111448119 A CN202111448119 A CN 202111448119A CN 114001541 B CN114001541 B CN 114001541B
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China
Prior art keywords
drum
ddgs feed
ddgs
feeding
feed
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CN202111448119.1A
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Chinese (zh)
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CN114001541A (en
Inventor
何德方
蒋伟
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Jiangsu Bell Machinery Co ltd
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Jiangsu Beier Machinery Co ltd
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Priority to CN202111448119.1A priority Critical patent/CN114001541B/en
Priority to PCT/CN2022/071913 priority patent/WO2023097876A1/en
Publication of CN114001541A publication Critical patent/CN114001541A/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04B—CENTRIFUGES
    • B04B5/00—Other centrifuges
    • B04B5/12—Centrifuges in which rotors other than bowls generate centrifugal effects in stationary containers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D31/00—Other cooling or freezing apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
    • F26B17/18—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by rotating helical blades or other rotary conveyors which may be heated moving materials in stationary chambers, e.g. troughs
    • F26B17/20—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by rotating helical blades or other rotary conveyors which may be heated moving materials in stationary chambers, e.g. troughs the axis of rotation being horizontal or slightly inclined
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B23/00—Heating arrangements
    • F26B23/04—Heating arrangements using electric heating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/001—Handling, e.g. loading or unloading arrangements
    • F26B25/002—Handling, e.g. loading or unloading arrangements for bulk goods
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/04—Agitating, stirring, or scraping devices
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/80—Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
    • Y02P60/87—Re-use of by-products of food processing for fodder production

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Drying Of Solid Materials (AREA)

Abstract

The invention discloses DDGS feed drying equipment and a DDGS feed drying process, and relates to the technical field of feed production. Comprises a vibration feeder, a drum-type heater and a cooling impurity remover; the vibrating feeder comprises a base and a feeding rail, the base is connected with the feeding rail through a plurality of linear vibrators, and heating wires are distributed outside the feeding rail; a cover plate is arranged at the top of the feeding track; the discharging end of the feeding rail is inserted into the feeding end of the drum heater; the drum-type heater comprises a support frame, a sleeve and a drum; a heating pipe for heating the roller is arranged on the inner wall of the sleeve; helical fins are arranged inside the roller; the cooling impurity remover comprises a conveying belt, one end of the conveying belt is provided with a centrifugal impurity removing device, and the centrifugal impurity removing device is located below the discharge end of the drum-type heater. The invention breaks up and predrys the DDGS feed by vibrating the feeder, reduces the water content in the DDGS feed entering the drum heater, and effectively prevents the phenomenon that the inner wall of the drum sticks to the pan.

Description

DDGS feed drying equipment and DDGS feed drying process
Technical Field
The invention relates to the technical field of feed production, in particular to DDGS feed drying equipment and a DDGS feed drying process.
Background
DDGS is distillers dried grains and solubles. DDGS is the trade name for distillers' grain protein feed, i.e., distillers dried grains with soluble solids. In the process of preparing ethanol by fermenting corn, starch in the corn is converted into ethanol and carbon dioxide, and other nutrient components (such as protein, fat, fiber and the like) are remained in vinasse. Meanwhile, due to the action of microorganisms, the contents of protein, B vitamins and amino acid in the vinasse are higher than those of corn, and unknown growth promoting factors generated in fermentation are contained.
In order to overcome the defects in the domestic drying and preparation of DDGS, on one hand, the domestic implementation of a standard production process and a storage facility for providing a sufficient high-humidity resistant production environment are required; on the other hand, enterprises are required to actively develop research and development of DDGS.
The existing adopted drying process is a large-scale drum-type drying method, and the inner feed is dried by heating a drum; the device is easy to cause the phenomenon of sticking a pan (the feed is stuck on the inner wall of the roller) due to the higher temperature of the inner wall of the roller, and even the feed is burnt, so that the nutritive value of the feed is reduced; and the inner wall of the roller is extremely difficult to clean, so that the next processing and use are influenced.
Disclosure of Invention
The invention mainly aims to provide DDGS feed drying equipment and a DDGS feed drying process to solve the problems.
In order to achieve the aim, the invention provides DDGS feed drying equipment which comprises a vibration feeder, a drum heater and a cooling impurity remover;
the vibrating feeder comprises a base and a feeding rail, the base is connected with the feeding rail through a plurality of linear vibrators, and electric heating wires are distributed outside the feeding rail; a cover plate is arranged at the top of the feeding rail; the discharging end of the feeding rail is inserted into the feeding end of the drum heater; a feeding funnel is arranged on one side, far away from the discharging end of the feeding rail, of the cover plate;
the drum-type heater comprises a support frame, a sleeve and a drum; the sleeve is fixed on the support frame, and the roller is sleeved in the sleeve and is connected with the sleeve through a bearing; the outer wall of the sleeve is provided with a power device for driving the roller to rotate; a heating pipe for heating the roller is arranged on the inner wall of the sleeve; helical fins are arranged inside the roller;
the cooling impurity remover comprises a conveying belt, wherein a centrifugal impurity removing device is arranged at one end of the conveying belt and is positioned below the discharge end of the drum-type heater.
Further, the centrifugal impurity removal device comprises a blanking cylinder; the lower end of the blanking cylinder is connected with the conveying belt; the feeding barrel is internally connected with a first motor through a bracket, and the output end of the first motor is connected with a centrifugal turntable; the centrifugal turntable is positioned in the blanking barrel and a blanking space is reserved between the centrifugal turntable and the blanking barrel.
Furthermore, the discharging end of the feeding rail is arranged in a downward inclined mode.
Furthermore, a plurality of needle type bulges are arranged on the feeding track.
Furthermore, the cover plate is connected with a waste gas collecting and processing device.
Further, the power device comprises a second motor, and a gear is arranged at the output end of the second motor; and a gear ring is arranged on the outer wall of the roller and is meshed with the gear.
The invention also provides a DDGS feed drying process, which comprises the following steps:
s1, starting DDGS feed drying equipment, and pouring the mixed DDGS feed from a feeding hopper;
s2, scattering and pre-drying; vibrating the feeder to enable the feeding rail to vibrate, and jumping the DDGS feed in the feeding rail to prevent the DDGS feed from being adhered to the heated feeding rail;
s3, secondary drying; the DDGS feed enters a drum heater from the discharging end of the feeding rail for secondary drying, and the drum rotates all the time, so that the DDGS feed rolls in the drum and is heated more uniformly;
s4, removing impurities, namely allowing the DDGS feed to enter a centrifugal impurity removing device from the discharge end of the drum-type heater, allowing light materials to fall onto a conveyor belt along a discharge cylinder under the action of a centrifugal turntable, and allowing heavy materials containing residual water to remain in the centrifugal turntable;
and S5, cooling, performing air cooling in the moving state of the conveyer belt, and entering the next process.
Further, a continuous feeding form may be adopted in step S1.
The invention has the following beneficial effects:
according to the invention, the DDGS feed is scattered and pre-dried by vibrating the feeder, so that the water content in the DDGS feed entering the drum heater is reduced, and the phenomenon that the inner wall of the drum sticks to the pan is effectively prevented; through the even heating drying of drum-type heater, further dry remaining moisture, can effectively intercept not completely dry DDGS fodder through cooling edulcorator, prevent to get into next process.
Drawings
FIG. 1 is a perspective view of a DDGS feed drying apparatus of the present invention.
FIG. 2 is a cross-sectional view of a DDGS feed drying apparatus of the present invention.
Wherein, 1-vibrating the feeder; 2-drum type heater; 3-a cooling impurity remover; 11-a base; 12-a linear vibrator; 13-a feeding track; 14-a feeding funnel; 15-pin type projection; 16-a cover plate; 21-a support frame; 22-a sleeve; 23-a roller; 24-a bearing; 31-a conveyor belt; 32-a centrifugal impurity removal device; 221-a second motor; 222-a gear; 223-heating tube; 231-a gear ring; 232-helical fins; 321-a centrifugal turntable; 322-a first motor; 323-a stent; 324-blanking cylinder.
Detailed Description
To achieve the above objects and advantages, the present invention provides a technical means and a structure thereof, which are described in detail with reference to the accompanying drawings.
As shown in FIGS. 1-2, the present invention provides a DDGS feed drying apparatus, comprising a vibrating feeder 1, a drum heater 2 and a cooling trash remover 3;
the vibrating feeder 1 comprises a base 11 and a feeding rail 13, the base 11 is connected with the feeding rail 13 through a plurality of linear vibrators 12, and electric heating wires (not shown) are distributed outside the feeding rail 13; a cover plate 16 is arranged at the top of the feeding rail 13; the discharge end of the feeding rail 13 is inserted into the feed end of the drum heater 2; a feeding funnel 14 is arranged on one side of the cover plate 16, which is far away from the discharging end of the feeding rail 13;
the drum heater 2 includes a support frame 21, a sleeve 22 and a drum 23; the sleeve 22 is fixed on the support frame 21, and the roller 23 is sleeved in the sleeve 22 and connected with the sleeve 22 through a bearing 24; a power device for driving the roller 23 to rotate is arranged on the outer wall of the sleeve 22; a heating pipe 223 for heating the roller 23 is arranged on the inner wall of the sleeve 22; helical fins 232 are arranged inside the roller 23;
the cooling impurity remover 3 comprises a conveyer belt 31, one end of the conveyer belt 31 is provided with a centrifugal impurity removing device 32, and the centrifugal impurity removing device 32 is positioned below the discharge end of the drum-type heater 2.
In another embodiment, the centrifugal trash removal device 32 includes a feeding cylinder 324; the lower end of the blanking cylinder 324 is connected with the conveying belt 31; a first motor 322 is connected in the blanking barrel 324 through a bracket 323, and the output end of the first motor 322 is connected with a centrifugal turntable 321; the centrifugal turntable 321 is located inside the blanking cylinder 324 and has a blanking space with the blanking cylinder 324. The DDGS feed which is not completely dried can be effectively intercepted by the centrifugal impurity removing device 32, the next procedure is prevented from entering, and meanwhile, the DDGS feed which is not completely dried can be continuously dried under the rotating friction of the centrifugal turntable 321 until being completely dried and discharged.
In another embodiment, the discharge end of the feeding rail 13 is arranged to be inclined downwards. The feed is convenient to move to the discharging end of the feeding track 13.
In another embodiment, a plurality of needle-type protrusions 15 are arranged on the feeding rail 13. The fodder shaken by the feeding track 13 is scattered and decomposed when contacting the needle type bulge 15 when falling down, thereby improving the drying efficiency.
In another embodiment, a waste gas collecting and processing device (not shown) is connected to the cover plate 16, so that the generated water vapor can be processed in time.
In another embodiment, the power device comprises a second motor 221, and the output end of the second motor 221 is provided with a gear 222; the outer wall of the drum 23 is provided with a gear ring 231, and the gear ring 231 is meshed with the gear 222.
The invention also provides a DDGS feed drying process, which comprises the following steps:
s1, starting DDGS feed drying equipment, and pouring the mixed DDGS feed from a feeding funnel 14;
s2, scattering and pre-drying; vibrating the feeder 1 to vibrate the feeding rail 13, so that the DDGS feed jumps in the feeding rail 13 to prevent the DDGS feed from being adhered to the heated feeding rail 13;
s3, secondary drying; the DDGS feed enters the drum heater 2 from the discharge end of the feeding rail 13 for secondary drying, and the drum 23 rotates all the time, so that the DDGS feed rolls in the drum 23 and is heated more uniformly;
s4, removing impurities, namely enabling the DDGS feed to enter a centrifugal impurity removing device 32 from the discharge end of the drum heater 2, enabling light materials to fall onto the conveying belt 31 along the blanking drum 324 under the action of the centrifugal turntable 321, and enabling heavy materials containing residual moisture to remain in the centrifugal turntable 321;
and S5, cooling, performing air cooling in the moving state of the conveyer belt, and entering the next process.
In the step S1, a continuous feeding mode can be adopted, so that the operation is streamlined, and the production efficiency is improved.
The above description is only a preferred embodiment of the present invention, and not all embodiments, and all structural changes made under the teaching of the present invention should be understood as belonging to the protection scope of the present invention.

Claims (2)

1. The DDGS feed drying process is characterized by comprising the following steps:
s1, starting DDGS feed drying equipment, and pouring the mixed DDGS feed from a feeding hopper;
s2, scattering and pre-drying; vibrating the feeding device to enable the feeding track to vibrate, and jumping the DDGS feed in the feeding track to prevent the DDGS feed from being adhered to the heated feeding track;
s3, secondary drying; the DDGS feed enters a drum heater from the discharging end of the feeding rail for secondary drying, and the drum rotates all the time, so that the DDGS feed rolls in the drum and is heated more uniformly;
s4, removing impurities, namely enabling the DDGS feed to enter a centrifugal impurity removing device from the discharge end of the drum heater, enabling light materials to fall onto a conveying belt along a discharging cylinder under the action of a centrifugal turntable, and enabling heavy materials containing residual water to be left in the centrifugal turntable;
and S5, cooling, namely performing air cooling in the motion state of the conveyer belt, and entering the next process.
2. A DDGS feed drying process as claimed in claim 1 wherein a continuous feed is used in step S1.
CN202111448119.1A 2021-11-30 2021-11-30 DDGS feed drying equipment and DDGS feed drying process Active CN114001541B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202111448119.1A CN114001541B (en) 2021-11-30 2021-11-30 DDGS feed drying equipment and DDGS feed drying process
PCT/CN2022/071913 WO2023097876A1 (en) 2021-11-30 2022-01-14 Ddgs feed drying apparatus and ddgs feed drying process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111448119.1A CN114001541B (en) 2021-11-30 2021-11-30 DDGS feed drying equipment and DDGS feed drying process

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CN114001541B true CN114001541B (en) 2022-10-21

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CN108480218A (en) * 2018-04-01 2018-09-04 新乡市振英机械设备有限公司 A kind of building waste fast separation device being conducive to environmental protection
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CN212227660U (en) * 2020-05-08 2020-12-25 江苏贝尔机械有限公司 Spiral dryer
CN212339831U (en) * 2020-06-16 2021-01-12 江西省进贤县粮友绿色食品有限公司 Rice drying separator
CN213040967U (en) * 2020-08-26 2021-04-23 湖北磊源生物技术有限公司 Solid drying device of dichloropyrimidine
CN113267011A (en) * 2020-09-26 2021-08-17 连云港浩森矿产品有限公司 Drying device is used in quartz powder processing
CN213860837U (en) * 2020-11-05 2021-08-03 无锡市辉乐高机械有限公司 Novel screening of industrial waste residue device
CN112344653A (en) * 2020-11-26 2021-02-09 开平市佰益饲料科技发展有限公司 Soybean meal drying roller for feed
CN213923223U (en) * 2020-12-10 2021-08-10 河北养元智汇饮品股份有限公司 Walnut-meat vibrations material loading machine and walnut-meat transfer chain
CN113280576A (en) * 2021-05-26 2021-08-20 石家庄新奥能源发展有限公司 Biogas residue dryer and comprehensive utilization system of biogas residues in pasture

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