CN115540576A - Hot air circulating system for drying grains - Google Patents
Hot air circulating system for drying grains Download PDFInfo
- Publication number
- CN115540576A CN115540576A CN202211227645.XA CN202211227645A CN115540576A CN 115540576 A CN115540576 A CN 115540576A CN 202211227645 A CN202211227645 A CN 202211227645A CN 115540576 A CN115540576 A CN 115540576A
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- drying
- grain
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- hot air
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- 238000001035 drying Methods 0.000 title claims abstract description 111
- 238000004321 preservation Methods 0.000 claims abstract description 19
- 238000000926 separation method Methods 0.000 claims abstract description 11
- 238000005192 partition Methods 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 5
- 230000001154 acute effect Effects 0.000 claims description 3
- 238000007599 discharging Methods 0.000 description 13
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000238631 Hexapoda Species 0.000 description 1
- 241000607479 Yersinia pestis Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005496 tempering Methods 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
- 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
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
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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
- F26B17/18—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
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- 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
Abstract
The invention discloses a hot air circulating system for drying grains, which comprises a dryer, wherein the dryer comprises a grain inlet part, a drying part and a grain outlet part which are sequentially connected, the drying part comprises a plurality of mutually stacked drying modules, the falling grains are scattered through a first separating pipe and a second separating pipe in the drying modules, and hot air is output from an air hole to be dried; the heat preservation shell covers the outer side of the dryer, and the dryer divides the inner space of the heat preservation shell into an air inlet space and an air exhaust space; the hot air generated by the hot air blower sequentially passes through the air inlet space, the first separating pipe, the drying space, the second separating pipe and the air exhaust space. The falling grains are scattered through the plurality of separating pipes, and hot air is output through the air holes in the separating pipes, so that the contact area of the grains and the hot air is increased, and the drying efficiency of the grains is accelerated; and after the hot air is uniformly filled into the drying space through the plurality of separation pipes, the damage to grains caused by overhigh local temperature in the drying space can be reduced.
Description
Technical Field
The invention relates to a hot air circulating system for drying grains in the technical field of drying equipment.
Background
In order to make the grain have better storability, the harvested grain needs to be dried to reduce moisture in the grain, and possible plant diseases and insect pests caused in the grain storage process can be effectively reduced. For the centralized drying work of large-batch grains, a special grain dryer is often adopted.
The grain drier is a tower-shaped grain processing device, the grain to be dried is input from the top of the tower, when the grain flows in a preset channel in the tower, hot air is generated through the built-in drier, the air flow rate and the temperature in the tower are improved, and the effect of drying the grain is achieved. And finally, outputting the dried grains from the bottom of the tower.
However, because grain itself is sensitive to the drying temperature, and too high temperature easily causes damage to grain, therefore current grain drying machine all adopts the quenching and tempering method of drying-slow su-drying-slow su to carry out low temperature drying, and the proportion mostly lies in 1 (drying 1 minute, slow su 5 minutes), and the dry layer area is also that the proportion is less, and drying time is longer, and to take 30 tonnage drying machine as an example, the time of average dry one storehouse is 16-20 hours, and drying efficiency is not high, influences the warehousing storage work of grain.
Disclosure of Invention
The invention aims to solve at least one of the technical problems in the prior art, and provides a hot air circulating system for drying grains, which can improve the drying efficiency of the grains and reduce possible damage to the grains.
According to an embodiment of the present invention, there is provided a hot air circulation system for drying grains, including:
the drying machine comprises a grain inlet part, a drying part and a grain outlet part, wherein the grain inlet part, the drying part and the grain outlet part are sequentially spliced from top to bottom, grains enter from the grain inlet part and are dried by the drying part, and finally are discharged from the grain outlet part, and the drying part comprises a plurality of mutually stacked drying modules;
the drying module comprises a first side plate, a second side plate and a partition pipe, a drying space is formed between the first side plate and the second side plate, a plurality of first through holes are formed in the first side plate, a plurality of second through holes are formed in the second side plate, a plurality of air holes are formed in the partition pipe, and the forming direction of the air holes and the falling direction of grains form an acute included angle;
the separating pipe comprises a first separating pipe and a second separating pipe, one end of the first separating pipe is communicated with the first through hole, and the other end of the first separating pipe is welded and sealed with the second side plate; one end of the second separating pipe is communicated with the second through hole, and the other end of the second separating pipe is welded and sealed with the first side plate;
the heat preservation shell covers the outer side of the dryer, the dryer divides the inner space of the heat preservation shell into an air inlet space and an air exhaust space, the first side plate faces the air inlet space, and the second side plate faces the air exhaust space; the heat preservation shell is provided with an air inlet and an air outlet, the air inlet is communicated with the air inlet space, and the air outlet is communicated with the air exhaust space;
the hot air fan is connected with the air inlet, and hot air generated by the hot air fan passes through the air inlet space, the first separating pipe, the drying space, the second separating pipe and the air exhaust space in sequence and then is exhausted from the air outlet or returns to the hot air fan through an internal circulation pipeline.
According to the embodiment of the invention, the grain inlet part comprises a grain inlet part body and a grain inlet auger, the grain inlet auger is cylindrical, the side surface of the grain inlet auger is provided with threads, and the grain inlet auger is rotationally connected with the grain inlet part body and is driven by a motor to rotate so as to drive grains to horizontally move to enter the drying part.
According to the embodiment of the invention, the grain discharging part comprises a grain discharging part body and a grain discharging auger, the grain discharging auger is cylindrical, threads are arranged on the side surface of the grain discharging auger, and the grain discharging auger is rotationally connected with the grain discharging part body, is driven by a motor to rotate and is used for driving grains to move horizontally to be discharged from the grain discharging part.
According to the embodiment of the invention, further, the number of the drying parts is two, and the two drying parts are arranged in a mirror symmetry mode.
According to the embodiment of the invention, further, the grain inlet part comprises a material distributing device which is in a triangular prism shape and is arranged between the two drying parts and used for guiding the grains to the two drying parts.
According to the embodiment of the invention, further, the cross section of the separation pipe is triangular.
According to the embodiment of the invention, further, the first partition pipes and the second partition pipes are alternately arranged from top to bottom.
According to the embodiment of the invention, further, the air inlet is arranged at the bottom of the heat preservation shell, and the air outlet is arranged at the top of the heat preservation shell.
According to the embodiment of the invention, further, the air heater is arranged at the bottom of the air inlet space, the air outlet direction of the air heater is upward, and the air inlet is communicated with the air heater through an air supply pipeline.
According to the embodiment of the invention, further, the number of the hot air blowers is multiple.
The embodiment of the invention has the beneficial effects that: the falling grains are scattered through the plurality of separating pipes, and hot air is output through the air holes in the separating pipes, so that the contact area of the grains and the hot air is increased, and the drying efficiency of the grains is accelerated; and after the hot air is uniformly filled into the drying space through the plurality of separating pipes, the damage to grains caused by overhigh local temperature in the drying space can be reduced.
Drawings
In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is obvious that the drawings described are only some embodiments of the invention, not all embodiments, and that those skilled in the art will be able to derive other designs and drawings from them without inventive effort.
FIG. 1 is an external view of a hot air circulating system for drying grains according to an embodiment of the present invention;
FIG. 2 is a structural diagram of a hot air circulating system for drying grains according to an embodiment of the present invention after a heat preservation shell is removed;
FIG. 3 is a structural diagram of a partition pipe in a hot air circulation system for drying grains according to an embodiment of the present invention;
FIG. 4 is a side sectional view of a hot air circulation system for drying grain in accordance with an embodiment of the present invention;
fig. 5 is a front view of a hot air circulating system for drying grains according to an embodiment of the present invention.
Reference numerals are as follows: 100-a dryer, 200-a grain inlet part, 210-a grain inlet part body, 220-a grain inlet auger, 230-a material distribution device, 300-a drying part, 310-a drying module, 320-a first side plate, 321-a first through hole, 330-a second side plate, 331-a second through hole, 340-a separating pipe, 341-an air hole, 342-a first separating pipe, 343-a second separating pipe, 350-a drying space, 400-a grain outlet part, 410-a grain outlet part body, 420-a grain outlet auger, 500-a heat preservation shell, 510-an air inlet space, 520-an air outlet space, 530-an air inlet, 531-an air supply pipeline, 540-an air outlet and 600-a hot air blower.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise specifically limited, terms such as set, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention by combining the specific contents of the technical solutions.
Compared with the traditional grain drying method, the hot air circulating system for drying the grains breaks down the falling grains through the plurality of separating pipes transversely arranged in the drying space so as to increase the contact area between the grains and the hot air. And the separating tube divide into first separating tube and second separating tube, and hot gas is exported to the stoving space in from the gas pocket on the first separating tube to discharge from the stoving space through the gas pocket on the second separating tube, take away the moisture in the stoving space with this, promote drying efficiency. By adopting the drying mode, the hot air heat source is dispersed in the drying space, and the damage of local high temperature to grains can be reduced.
Referring to fig. 1, the hot air circulation system for drying grains according to the embodiment of the present invention includes a dryer 100, a heat preservation shell 500, and a hot air blower 600 (refer to fig. 5), where the dryer 100 is a core component of the hot air circulation system for drying grains, and is used to dry grains. The heat preservation shell 500 covers the outer side of the dryer 100 to preserve heat, and the hot air blower 600 is connected with the air inlet 530 on the heat preservation shell 500 to suck and heat outside air and then output the air to the dryer 100 to dry grains.
Referring to fig. 2, the dryer 100 includes a grain inlet portion 200, a drying portion 300, and a grain outlet portion 400, wherein the grain inlet portion 200 is used for introducing grains to be dried, the drying portion 300 is used for drying the grains, and the grain outlet portion 400 is used for collecting and discharging the dried grains. The grain inlet portion 200, the drying portion 300 and the grain outlet portion 400 are sequentially spliced from top to bottom, and grains move from top to bottom due to gravity. In this embodiment, the drying parts 300 are two and are arranged in mirror symmetry, and the grain loading part 200 includes a material dividing device 230 (see fig. 5) which is in a triangular prism shape and is arranged between the two drying parts 300, and is used for guiding grains into the two drying parts 300 respectively for drying. Grain drying is performed simultaneously through the two drying parts 300, so that the drying amount of single drying work is increased, and the drying efficiency is further increased.
Specifically, referring to fig. 4, the grain feeding portion 200 includes a grain feeding portion body 210 and a grain feeding auger 220, and the grain feeding auger 220 is cylindrical and is provided with threads on an outer side surface thereof. Go into being equipped with into grain groove in the body 210 of grain portion, go into grain screw feeder 220 and rotate to connect in this income grain groove, when going into grain screw feeder 220 and receive the motor drive and when rotatory, go into the removal that the screw thread on the grain screw feeder 220 can drive grain and carry out the horizontal direction to get into drying portion 300 evenly and dry.
Referring to fig. 5, the grain discharging part 400 includes a grain discharging part body 410 and a grain discharging auger 420, and the grain discharging auger 420 is cylindrical and is provided with a thread on an outer side surface thereof. Go out and be equipped with out the grain groove in the body 410 of grain portion, go out grain screw feeder 420 and rotate to connect in this goes out the grain groove, when going out grain screw feeder 420 and receive motor drive and when rotatory, the screw thread on the grain screw feeder 420 of going out can drive grain and carry out the removal of horizontal direction to collect grain and carry out the discharge of grain to the row's grain mouth.
The drying part 300 includes a plurality of drying modules 310 stacked on each other, and the single drying capacity and the height of the dryer 100 can be adjusted by increasing or decreasing the number of the drying modules 310, so as to adapt to different required drying jobs. The drying module 310 includes a first side plate 320, a second side plate 330, and a partition pipe 340, wherein a drying space 350 is defined between the first side plate 320 and the second side plate 330, and the partition pipe 340 is transversely disposed between the first side plate 320 and the second side plate 330.
Specifically, the first side plate 320 is provided with a plurality of first through holes 321, the second side plate 330 is provided with a plurality of second through holes 331, and the partition pipe 340 includes a first partition pipe 342 and a second partition pipe 343. One end of the first separation pipe 342 is communicated with the first through hole 321, and the other end is welded and sealed on the second side plate 330; one end of the second partition pipe 343 is communicated with the second through hole 331, and the other end is welded to the first side plate 320 and sealed. So that only one end of the separation tube 340 is open and the other end is closed.
Referring to fig. 3, a plurality of air holes 341 are formed in a sidewall of the separation tube 340, and the air holes 341 are oriented at an acute angle with respect to a falling direction of the grains, so that the grains are prevented from entering the separation tube 340 through the air holes 341. The interior of the separation pipe 340 is a passage through which hot air circulates. In some embodiments, the separation tube 340 has a cylindrical or prismatic shape, which has the effect of dispersing the grains. In this embodiment, the partition pipe 340 has a triangular prism shape, and the cross section of the partition pipe is triangular, wherein one corner of the partition pipe is located at the top of the partition pipe, so that the grain is dispersed and the possibility that the grain stays on the partition pipe 340 is reduced.
Referring to fig. 5, the dryer 100 divides an inner space of the thermal insulation case 500 into an air intake space 510 and an air discharge space 520, wherein a first side plate 320 of the drying module 310 faces the air intake space 510 and a second side plate 330 faces the air discharge space 520. The heat preservation shell 500 is further provided with an air inlet 530 and an air outlet 540, wherein the air inlet 530 is communicated with the air inlet space 510, and the air outlet 540 is communicated with the air outlet space 520.
The working principle of the hot air circulation system for drying grains is described as follows: when the air heater 600 is started, the hot air generated by the air heater firstly enters the air inlet space 510 and enters each of the first separating pipes 342 through the first through holes 321 of the first side plate 320. The hot wind is discharged from the air holes 341 of the first partition pipe 342 to raise the temperature in the drying space 350, and the grains are sufficiently dried in the drying space 350. The air with moisture leaves the drying space 350 through the air holes 341 on the second separating pipe 343, and after being output to the air exhaust space 520, the air may be exhausted to the outside through the air outlet 540, or may be re-absorbed by the hot air blower 600 through the internal circulation duct and heated again, thereby implementing the hot air circulation. Through the flow circulation type drying process, the temperature of the drying space is increased, moisture in the air is taken away, meanwhile, heat preservation can be carried out through the heat preservation shell 500, heat loss is reduced, and energy consumed by drying work is saved.
Further, the first separating pipes 342 and the second separating pipes 343 are alternately arranged from top to bottom, and the vertically adjacent first separating pipes 342 and second separating pipes 343 are staggered from each other, so that contact with falling grains is not affected.
Further, the air inlet 530 is disposed at the bottom of the heat-insulating case 500, and the air outlet 540 is disposed at the top of the heat-insulating case 500, so that air is heated by the air heater 600 into hot air after entering from the air inlet 530, and the hot air can move from bottom to top to the air outlet 540.
Further, the air heater 600 is disposed at the bottom of the air inlet space 510 and the air outlet direction is upward, so as to promote the hot air to enter each first partition pipe 342. The air inlet 530 is communicated with the hot air blower 600 through an air supply duct 531.
Further, the number of the air heaters 600 is plural, and the air heaters are arranged at the bottom of the air inlet space 510 side by side, so that the drying efficiency is improved.
While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that the present invention is not limited to the details of the embodiments shown and described, but is capable of numerous modifications and substitutions without departing from the spirit of the invention as set forth in the appended claims.
Claims (10)
1. A hot air circulating system for drying grain, comprising:
the drying machine comprises a grain inlet part, a drying part and a grain outlet part, wherein the grain inlet part, the drying part and the grain outlet part are sequentially spliced from top to bottom, grains enter from the grain inlet part and are dried by the drying part, and finally are discharged from the grain outlet part, and the drying part comprises a plurality of mutually stacked drying modules;
the drying module comprises a first side plate, a second side plate and a separation pipe, a drying space is formed between the first side plate and the second side plate, a plurality of first through holes are formed in the first side plate, a plurality of second through holes are formed in the second side plate, a plurality of air holes are formed in the separation pipe, and the forming direction of the air holes and the falling direction of grains form an acute included angle;
the separating pipe comprises a first separating pipe and a second separating pipe, one end of the first separating pipe is communicated with the first through hole, and the other end of the first separating pipe is welded and sealed with the second side plate; one end of the second separating pipe is communicated with the second through hole, and the other end of the second separating pipe is welded and sealed with the first side plate;
the dryer divides the inner space of the heat preservation shell into an air inlet space and an air exhaust space, the first side plate faces the air inlet space, and the second side plate faces the air exhaust space; the heat preservation shell is provided with an air inlet and an air outlet, the air inlet is communicated with the air inlet space, and the air outlet is communicated with the air exhaust space;
the hot air fan is connected with the air inlet, and hot air generated by the hot air fan passes through the air inlet space, the first separating pipe, the drying space, the second separating pipe and the air exhaust space in sequence and then is exhausted from the air outlet or returns to the hot air fan through an internal circulation pipeline.
2. The hot air circulation system for drying grain according to claim 1, wherein: go into grain portion including going into grain portion body and going into the grain screw feeder, it is cylindricly and the side is equipped with the screw thread to go into the grain screw feeder, go into the grain screw feeder with go into grain portion body and rotate and be connected and receive motor drive and rotatory for drive grain horizontal direction removes in order to get into drying portion.
3. The hot air circulation system for drying grain according to claim 1, wherein: go out grain portion including going out grain portion body and going out the grain screw feeder, it is cylindricly and the side is equipped with the screw thread to go out the grain screw feeder, go out the grain screw feeder with it rotates to connect and receive motor drive and rotatory to go out grain portion body for drive grain horizontal direction removes in order to follow it discharges to go out grain portion.
4. The hot air circulation system for drying grain according to claim 1, wherein: the drying part is two in number, and two drying part mirror symmetry sets up.
5. The hot air circulation system for drying grain according to claim 4, wherein: the grain feeding part comprises a material distributing device, and the material distributing device is triangular prism-shaped, is arranged between the two drying parts and is used for guiding grains to the two drying parts.
6. The hot air circulation system for drying grain according to claim 1, wherein: the section of the separation pipe is triangular.
7. The hot air circulation system for drying grain according to claim 1, wherein: the first partition pipes and the second partition pipes are alternately arranged from top to bottom.
8. The hot air circulation system for drying grain according to claim 1, wherein: the air inlet set up in the bottom of heat preservation shell, the air exit set up in the top of heat preservation shell.
9. The hot air circulation system for drying grain of claim 8, wherein: the air heater is arranged at the bottom of the air inlet space, the air outlet direction of the air heater is upward, and the air inlet is communicated with the air heater through an air supply pipeline.
10. The hot air circulation system for drying grain of claim 9, wherein: the number of the hot air blowers is multiple.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211227645.XA CN115540576A (en) | 2022-10-09 | 2022-10-09 | Hot air circulating system for drying grains |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211227645.XA CN115540576A (en) | 2022-10-09 | 2022-10-09 | Hot air circulating system for drying grains |
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| Publication Number | Publication Date |
|---|---|
| CN115540576A true CN115540576A (en) | 2022-12-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211227645.XA Pending CN115540576A (en) | 2022-10-09 | 2022-10-09 | Hot air circulating system for drying grains |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2215230A1 (en) * | 1997-09-12 | 1999-03-12 | Darcy John Daugela | Grain dryer |
| DE202007005737U1 (en) * | 2007-04-20 | 2007-07-12 | Neuero Farm- und Fördertechnik GmbH | Drying assembly for agricultural grain chamber outlet is opened and closed by a powered slide closure |
| CN103070232A (en) * | 2013-01-18 | 2013-05-01 | 华南农业大学 | Low-temperature circulation dryer for crop seeds |
| CN206094769U (en) * | 2016-08-31 | 2017-04-12 | 马忠高 | Grain hot air circulation drying equipment |
| CN207006817U (en) * | 2017-07-28 | 2018-02-13 | 山东绿源机械设备制造有限公司 | Reducing horn shape box |
| CN207180291U (en) * | 2017-09-18 | 2018-04-03 | 郑州中谷机械制造有限公司 | A kind of foodstuff drying device |
| CN108844353A (en) * | 2018-06-15 | 2018-11-20 | 安徽省久阳农业机械有限公司 | A kind of circulation grain drier |
| CN110487060A (en) * | 2018-05-15 | 2019-11-22 | 马忠高 | A kind of method of hot air circulation drying grain |
| CN212806422U (en) * | 2020-07-22 | 2021-03-26 | 湖北洋丰科阳节能设备有限公司 | High-efficient environment-friendly grain drying-machine |
| CN216080880U (en) * | 2021-09-30 | 2022-03-18 | 安徽省久阳农业机械有限公司 | High-efficient stoving wind channel in grain circulation drying-machine |
-
2022
- 2022-10-09 CN CN202211227645.XA patent/CN115540576A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2215230A1 (en) * | 1997-09-12 | 1999-03-12 | Darcy John Daugela | Grain dryer |
| DE202007005737U1 (en) * | 2007-04-20 | 2007-07-12 | Neuero Farm- und Fördertechnik GmbH | Drying assembly for agricultural grain chamber outlet is opened and closed by a powered slide closure |
| CN103070232A (en) * | 2013-01-18 | 2013-05-01 | 华南农业大学 | Low-temperature circulation dryer for crop seeds |
| CN206094769U (en) * | 2016-08-31 | 2017-04-12 | 马忠高 | Grain hot air circulation drying equipment |
| CN207006817U (en) * | 2017-07-28 | 2018-02-13 | 山东绿源机械设备制造有限公司 | Reducing horn shape box |
| CN207180291U (en) * | 2017-09-18 | 2018-04-03 | 郑州中谷机械制造有限公司 | A kind of foodstuff drying device |
| CN110487060A (en) * | 2018-05-15 | 2019-11-22 | 马忠高 | A kind of method of hot air circulation drying grain |
| CN108844353A (en) * | 2018-06-15 | 2018-11-20 | 安徽省久阳农业机械有限公司 | A kind of circulation grain drier |
| CN212806422U (en) * | 2020-07-22 | 2021-03-26 | 湖北洋丰科阳节能设备有限公司 | High-efficient environment-friendly grain drying-machine |
| CN216080880U (en) * | 2021-09-30 | 2022-03-18 | 安徽省久阳农业机械有限公司 | High-efficient stoving wind channel in grain circulation drying-machine |
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