CN112902642A - Mixed flow type grain drying machine - Google Patents
Mixed flow type grain drying machine Download PDFInfo
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- CN112902642A CN112902642A CN202110352139.2A CN202110352139A CN112902642A CN 112902642 A CN112902642 A CN 112902642A CN 202110352139 A CN202110352139 A CN 202110352139A CN 112902642 A CN112902642 A CN 112902642A
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- drying
- mixed flow
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- hot air
- mixed
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- 238000001035 drying Methods 0.000 title claims abstract description 123
- 238000005496 tempering Methods 0.000 claims abstract description 17
- 238000010438 heat treatment Methods 0.000 claims description 21
- 230000009193 crawling Effects 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 17
- 230000000694 effects Effects 0.000 abstract description 10
- 235000013339 cereals Nutrition 0.000 description 39
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000005265 energy consumption Methods 0.000 description 3
- 238000007791 dehumidification Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 230000035784 germination Effects 0.000 description 2
- 230000003584 silencer Effects 0.000 description 2
- 241000282326 Felis catus Species 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000007602 hot air drying Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Images
Classifications
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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
- F26B17/12—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed solely by gravity, i.e. the material moving through a substantially vertical drying enclosure, e.g. shaft
- F26B17/14—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed solely by gravity, i.e. the material moving through a substantially vertical drying enclosure, e.g. shaft the materials moving through a counter-current of gas
- F26B17/1433—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed solely by gravity, i.e. the material moving through a substantially vertical drying enclosure, e.g. shaft the materials moving through a counter-current of gas the drying enclosure, e.g. shaft, having internal members or bodies for guiding, mixing or agitating the material, e.g. imposing a zig-zag movement onto the material
- F26B17/1441—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed solely by gravity, i.e. the material moving through a substantially vertical drying enclosure, e.g. shaft the materials moving through a counter-current of gas the drying enclosure, e.g. shaft, having internal members or bodies for guiding, mixing or agitating the material, e.g. imposing a zig-zag movement onto the material the members or bodies being stationary, e.g. fixed panels, baffles, grids, the position of which may be adjustable
- F26B17/1458—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed solely by gravity, i.e. the material moving through a substantially vertical drying enclosure, e.g. shaft the materials moving through a counter-current of gas the drying enclosure, e.g. shaft, having internal members or bodies for guiding, mixing or agitating the material, e.g. imposing a zig-zag movement onto the material the members or bodies being stationary, e.g. fixed panels, baffles, grids, the position of which may be adjustable consisting of perforated panels or baffles; consisting of grids
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23B—PRESERVATION OF FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES; CHEMICAL RIPENING OF FRUIT OR VEGETABLES
- A23B9/00—Preservation of edible seeds, e.g. cereals
- A23B9/08—Drying; Subsequent reconstitution
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/006—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects the gas supply or exhaust being effected through hollow spaces or cores in the materials or objects, e.g. tubes, pipes, bottles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/10—Temperature; Pressure
-
- 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
- F26B25/02—Applications of driving mechanisms, not covered by another subclass
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B2200/00—Drying processes and machines for solid materials characterised by the specific requirements of the drying good
- F26B2200/06—Grains, e.g. cereals, wheat, rice, corn
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- 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
- Y02P60/85—Food storage or conservation, e.g. cooling or drying
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Chemical & Material Sciences (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Drying Of Solid Materials (AREA)
Abstract
A mixed flow type grain drier comprises a lifting device, a tempering section, a drying section and an electric control box, wherein the drying section comprises a hot air concentration cavity, a mixed flow drying pipe and a hot air device, the mixed flow drying pipe is a triangular cylindrical pipe cavity with a side wall provided with strip-shaped grooves along the length direction, one end of the mixed flow drying pipe is horizontally and vertically communicated with the hot air concentration cavity, the other end of the mixed flow drying pipe is positioned in the middle of the drying section, the mixed flow drying pipes are arranged in an up-and-down multilayer mode, the mixed flow drying pipes of adjacent layers are mutually staggered, the hot air device is arranged on the outer side of the drying section, after grains enter the drying section through the tempering section, the mixed flow drying pipe plays a dispersing role on the falling grains, one part of grains is conveyed through the inside of the mixed flow drying pipe to heat the surface of the mixed flow drying pipe, the other part of grains overflow through the strip-shaped grooves of the mixed flow drying pipe, and the grains are fully, improves the drying efficiency of the grain materials, ensures the drying effect of the grain materials, and saves energy and reduces consumption under the same conditions.
Description
Technical Field
The invention belongs to the technical field of grain drying equipment, and particularly relates to a mixed flow type grain drying machine.
Background
Various grains harvested in agriculture are subjected to dehumidification and drying treatment, and the purpose of the dehumidification and drying treatment is to reduce the internal moisture and the total moisture content of the grains, so that the energy consumed by the self-respiration of the grains can be reduced by reducing the moisture content, and the germination and the mildew of the grains caused by overhigh moisture content are avoided. In the prior art, a grain drying machine is mainly adopted for large-scale grain drying, has the advantages of short dehydration time and high drying treatment efficiency, effectively ensures the quality of grain storage, reduces the probability of grain mildew and germination, plays a vital role in ensuring grain safety, and is rapidly developed in recent years and is more and more popular with users.
In the prior art, the practical and more cereal drying method is an air convection drying method, namely, practical and dry heating air flows to heat cereals, redundant moisture in the cereals is removed in the air circulation process, and then the drying requirement of the cereals is realized, the air convection mode needs long-time heat supply, the cereal flows out and is accompanied with heat loss in the gas emission process, but the falling rate is high during the cereal drying, the reaction time of the hot air and the cereals is limited, the drying uniformity is poor, the drying effect is general, multiple circulation drying is often needed, the drying efficiency is low, the drying effect is general, the problem of large energy loss is solved, the biological characteristics of the cereals can be damaged even in serious cases, and the normal use and storage are influenced.
Disclosure of Invention
The invention provides a mixed flow type grain drying machine aiming at the defects in the prior art.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
a mixed flow type grain drier comprises a lifting device, a tempering section, a drying section and an electric control box, wherein the lifting device is vertically positioned at one side of the tempering section and the drying section, the tempering section is connected and positioned at the upper part of the drying section, the electric control box is arranged at one side wall at the bottom of the lifting device, the drying section comprises a hot air concentration cavity, a mixed flow drying pipe and a hot air device, the hot air concentration cavity is a groove cavity positioned on the inner walls of the two sides of the drying section, the mixed flow drying tube is a triangular cylindrical tube cavity with a strip-shaped groove on one side wall along the length direction, one end of the mixed flow drying tube is horizontally and vertically communicated with the hot air concentration cavity, the other end of the mixed flow drying tube is positioned in the middle of the drying section, the strip-shaped groove surface of the mixed flow drying tube is horizontally downward, the mixed flow drying tube is arranged in a plurality of layers up and down, and the mixed flow drying pipes of adjacent layers are mutually staggered, the hot air device is arranged on the outer side of the drying section and is communicated with the hot air concentration cavity, and the hot air device is electrically connected with the electrical control box.
Furthermore, one end of each of the two opposite mixed flow drying pipe ends on the same layer is closed, the other end of each of the two opposite mixed flow drying pipe ends is provided with through holes which are uniformly distributed, and a fixing frame of the mixed flow drying pipe is arranged on the vertical direction of the end part.
Further, hot air device includes air inlet valve, heating chamber and hot-blast temperature sensor, the air inlet valve is installed in heating chamber upper portion, and the air inlet valve side is equipped with the silencer, heats chamber and air inlet valve intercommunication, and heats the intracavity and be equipped with heating device, hot-blast temperature sensor installs in heating the chamber, and heating device and hot-blast temperature sensor respectively with electrical control box electric connection.
Furthermore, humidity sensors which are evenly distributed are arranged in the drying section, and exhaust valves are arranged on the upper portion of the drying section.
Further, hoisting device includes lifting machine, vertical lumen, top feed hopper, feeder hopper and conveying chute down, the lifting machine is installed in vertical lumen upper end, lifting machine and electrical control box electric connection, and top feed hopper is located vertical lumen top, and lower feeder hopper is located vertical lumen bottom, and conveying chute one end is connected on vertical lumen upper portion, and the other end slope is located the feed inlet directly over the slow su section downwards.
Furthermore, the tempering section upper end is equipped with overhauls the platform, is equipped with the cat ladder on tempering section and the dry section outer wall.
Compared with the prior art, the invention has the following implementation effects:
the invention relates to a mixed flow type grain drying machine,
drawings
FIG. 1 is a schematic view of a mixed flow type grain dryer according to the present invention;
FIG. 2 is an enlarged view of the structure in the direction A of FIG. 1;
fig. 3 is an enlarged structural diagram of direction B in fig. 1.
Detailed Description
The present invention will be described with reference to specific examples.
As shown in fig. 1, 2 and 3, the mixed flow type grain dryer comprises a lifting device 1, a tempering section 2, a drying section 3 and an electric control box 4, wherein the lifting device 1 is vertically arranged at one side of the tempering section 2 and the drying section 3, the tempering section 2 is connected and arranged at the upper part of the drying section 3, the electric control box 4 is arranged at one side wall at the bottom of the lifting device 1, the drying section 3 comprises a hot air concentration cavity 5, a mixed flow drying pipe 6 and a hot air device 7, the hot air concentration cavity 5 is a groove cavity arranged at the inner walls at two sides of the drying section 3, the mixed flow drying pipe 6 is a triangular cylindrical pipe cavity with a side wall provided with strip-shaped grooves along the length direction, one end of the mixed flow drying pipe 6 is horizontally and vertically communicated with the hot air concentration cavity 5, the other end is arranged at the middle part of the drying section 3, the strip-shaped groove surface of the mixed flow drying pipe 6 is horizontally downward, the mixed flow drying pipe 6 is arranged in a plurality of, the hot air device 7 is arranged outside the drying section 3, the hot air device 7 is communicated with the hot air centralized cavity 5, the hot air device 7 is electrically connected with the electric control box 4, after the grain materials enter the drying section 3 through the tempering section 2, the multilayer staggered mixed flow drying pipes 6 have a dispersing effect on the falling grain materials, the hot air device 7 extracts external air, heats the air and sends the air into the mixed flow drying pipes 6 through the hot air centralized cavity 5, one part of hot air is conveyed through the inside of the mixed flow drying pipes 6 to heat the surface of the mixed flow drying pipes 6, the other part of hot air overflows through the strip-shaped grooves of the mixed flow drying pipes 6 and is dissipated in the space in the drying section 3 along the appearance of the mixed flow drying pipes 6, so that the multi-flow mode in the hot air drying section 3 is realized, the contact between the grain materials and the hot air is fully increased, the grain materials are fully dried in the falling process, the drying efficiency of the grain materials is improved, and the drying effect of the grain materials is, energy conservation and consumption reduction under the same condition.
One end of each of the two opposite mixed flow drying pipes 6 on the same layer is closed, the other end of each of the two opposite mixed flow drying pipes is provided with through holes 8 which are uniformly distributed, and a fixing frame 9 of each mixed flow drying pipe 6 is arranged in the vertical direction of the end of each mixed flow drying pipe, so that the hot air flows along the axial direction and the strip-shaped grooved surface of each mixed flow drying pipe 6 without interfering with each other, the mixed flow drying pipes 6 are blocked by materials, and the fixing frame 9 can effectively prevent the mixed flow drying pipes 6 from being deformed due to impact of grain materials and the hot air, so that the normal use of the.
Be equipped with the humidity transducer 15 that divides the equal distribution in the drying section 3, 3 upper portions of drying section are equipped with discharge valve 16, and discharge valve 16 communicates with the organism outside and air inlet valve 10 pipeline respectively, and humidity transducer 15 real-time supervision humidity in the drying section 3, when humidity is too high, with the gaseous exhaust outside the organism in the drying section 3, can let in the gaseous circulation heating use of admission valve with the drying section 3 when humidity is normal, reduce the air heating energy consumption.
Lifting device 1 includes lifting machine 17, vertical lumen 18, top feeding hopper 19, lower feeder hopper 20 and conveying chute 21, lifting machine 17 is installed in vertical lumen 18 upper end, lifting machine 17 and 4 electric connections of electrical control box, top feeding hopper 19 is located vertical lumen 18 top, lower feeder hopper 20 is located vertical lumen 18 bottom, the different transport mode's of different customers demand is satisfied in two feeder hopper designs, application scope is more extensive, conveying chute 21 one end is connected on vertical lumen 18 upper portion, the other end slope is located the feed inlet directly over 2 slow soviet segments downwards, reduce the physics damage of material in transportation process, avoid influencing the subsequent quality of preserving of cereal.
2 upper ends of the tempering sections are provided with overhauling platforms 22, and the outer walls of the tempering sections 2 and the drying section 3 are provided with crawling ladders 23, so that the daily equipment of maintainers can be conveniently patrolled and maintained.
In conclusion, after the grain materials enter the drying section 3 through the tempering section 2, the multilayer staggered mixed flow drying pipes 6 have a dispersing effect on the falling grain materials, the hot air device 7 extracts external air, heats the air, sends the air into the mixed flow drying pipes 6 through the hot air concentration cavity 5, one part of hot air is conveyed through the mixed flow drying pipes 6 to heat the surfaces of the mixed flow drying pipes 6, the other part of hot air overflows through the strip-shaped grooves of the mixed flow drying pipes 6 and is dissipated in the space in the drying section 3 along the appearance of the mixed flow drying pipes 6, a multi-flow mode of the hot air in the drying section 3 is realized, the contact between the grain materials and the hot air is fully increased, the grain materials are fully dried in the falling process, the drying efficiency of the grain materials is improved, the drying effect of the grain materials is ensured, and energy is saved under the same condition.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. The utility model provides a mixed flow grain drier, includes hoisting device, slow su section, dry section and electrical control box, and hoisting device is vertical to be located slow su section and dry section one side, and slow su section is connected and is located dry section upper portion, and electrical control box installs at a hoisting device bottom lateral wall, characterized by: the drying section includes hot-blast concentrated chamber, mixed flow drying tube and hot air device, the hot-blast concentrated chamber is for being located the vallecular cavity of drying section both sides inner wall, the mixed flow drying tube is the triangular prism shape lumen that strip groove was opened along length direction to a lateral wall, and the hot-blast concentrated chamber of mixed flow drying tube one end level perpendicular intercommunication, the other end are located the drying section middle part, and the strip groove face level of mixed flow drying tube is downward, multilayer arrangement about the mixed flow drying tube, and crisscross each other between the adjacent layer mixed flow drying tube, hot air device installs in the drying section outside, and hot air device and hot-blast concentrated chamber intercommunication, hot air device and electrical control box electric connection.
2. The mixed-flow type grain drying machine as claimed in claim 1, wherein the opposite mixed-flow drying pipes of the same floor are closed at one end and provided with uniformly distributed through holes at the other end, and the fixed frame of the mixed-flow drying pipes is provided on the vertical direction of the end.
3. The mixed-flow type grain drying machine according to claim 1, wherein the hot air device comprises an air inlet valve, a heating chamber and a hot air temperature sensor, the air inlet valve is installed at the upper part of the heating chamber, a muffler is arranged at the side of the air inlet valve, the heating chamber is communicated with the air inlet valve, a heating device is arranged in the heating chamber, the hot air temperature sensor is installed in the heating chamber, and the heating device and the hot air temperature sensor are respectively and electrically connected with the electric control box.
4. The mixed-flow type grain drying machine as claimed in claim 1, wherein the drying section is provided with humidity sensors distributed uniformly, and an exhaust valve is provided at an upper portion of the drying section.
5. The mixed-flow type grain drying machine according to claim 1, wherein the lifting device comprises a lifter, a vertical pipe cavity, an upper feeding hopper, a lower feeding hopper and a conveying chute, the lifter is installed at the upper end of the vertical pipe cavity, the lifter is electrically connected with the electric control box, the upper feeding hopper is positioned at the top of the vertical pipe cavity, the lower feeding hopper is positioned at the bottom of the vertical pipe cavity, one end of the conveying chute is connected to the upper part of the vertical pipe cavity, and the other end of the conveying chute is obliquely and downwards positioned at a feeding hole right above the tempering.
6. The mixed flow type grain drying machine according to claim 1, wherein an overhaul platform is provided at an upper end of the tempering section, and crawling ladders are provided on outer walls of the tempering section and the drying section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110352139.2A CN112902642A (en) | 2021-03-31 | 2021-03-31 | Mixed flow type grain drying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110352139.2A CN112902642A (en) | 2021-03-31 | 2021-03-31 | Mixed flow type grain drying machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112902642A true CN112902642A (en) | 2021-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110352139.2A Pending CN112902642A (en) | 2021-03-31 | 2021-03-31 | Mixed flow type grain drying machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN112902642A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107328171A (en) * | 2017-08-24 | 2017-11-07 | 上海伯涵热能科技有限公司 | A kind of air-flow open circuit circulation Analysis of Heat Pump Drying System of multistage heating multistage tempering drying |
| CN206787258U (en) * | 2017-05-04 | 2017-12-22 | 江西开门子现代农机装备有限公司 | Crop dryer with horizontal mixed flow baking zone |
| CN109028894A (en) * | 2018-07-03 | 2018-12-18 | 安徽辰宇机械科技有限公司 | A kind of Mixed-Flow Grain Dryers |
| CN215413045U (en) * | 2021-03-31 | 2022-01-04 | 安徽辰宇机械科技有限公司 | Mixed flow type grain drying machine |
-
2021
- 2021-03-31 CN CN202110352139.2A patent/CN112902642A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206787258U (en) * | 2017-05-04 | 2017-12-22 | 江西开门子现代农机装备有限公司 | Crop dryer with horizontal mixed flow baking zone |
| CN107328171A (en) * | 2017-08-24 | 2017-11-07 | 上海伯涵热能科技有限公司 | A kind of air-flow open circuit circulation Analysis of Heat Pump Drying System of multistage heating multistage tempering drying |
| CN109028894A (en) * | 2018-07-03 | 2018-12-18 | 安徽辰宇机械科技有限公司 | A kind of Mixed-Flow Grain Dryers |
| CN215413045U (en) * | 2021-03-31 | 2022-01-04 | 安徽辰宇机械科技有限公司 | Mixed flow type grain drying machine |
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Application publication date: 20210604 |
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