CN109028896B - Double-circulation intelligent dryer and control method thereof - Google Patents
Double-circulation intelligent dryer and control method thereof Download PDFInfo
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- CN109028896B CN109028896B CN201810720059.6A CN201810720059A CN109028896B CN 109028896 B CN109028896 B CN 109028896B CN 201810720059 A CN201810720059 A CN 201810720059A CN 109028896 B CN109028896 B CN 109028896B
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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
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23B—PRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
- A23B9/00—Preservation of edible seeds, e.g. cereals
- A23B9/08—Drying; Subsequent reconstitution
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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
- 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
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- 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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- 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)
- Adjustment And Processing Of Grains (AREA)
Abstract
The invention belongs to the technical field of grain dryers and discloses a dual-cycle intelligent dryer and a control method thereof; the drying machine comprises a drying machine body, wherein the drying machine body comprises a first drying body and a second drying body; the first drying body comprises a material storage section, a tempering section, a first drying section and a material discharge section; a discharging disperser is arranged in the discharging section, and a uniform discharging disc is arranged at the lower end of the discharging disperser; the second drying body comprises a second exhaust disc, a second drying section and a blanking pipe, the second drying section is vertically arranged at two ends of the first exhaust disc, and the second exhaust disc is arranged at the lower end part in the second drying section; the blanking pipe is vertically arranged beside the second drying section, and the upper end of the blanking pipe is connected with the upper end of the second drying section through a second U-shaped pipe; and a storage hopper is arranged below the blanking pipe. The dryer has the advantages of simple structure, easy control of the drying process, easy implementation and wide application prospect.
Description
Technical Field
The invention relates to the technical field of grain dryers, in particular to a double-circulation intelligent dryer and a control method thereof.
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 water content in the grains, so that on one hand, the energy consumption caused by the self-respiration of the grains can be reduced; on the other hand, the method avoids the germination and the mildew of the grains caused by overhigh moisture content. 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.
The drying layer of the grain drying machine bears the dual functions of the hot air channel and the grain falling channel, falling grain particles are mixed and collided with flowing hot air in the drying layer, and moisture in the grain particles is taken away by the hot air, so that the drying purpose is achieved.
The existing grain drying machine mainly adopts two working modes of a cross flow type and a mixed flow type in a drying mode, and a hot air channel and a cold air channel in the cross flow type drying machine in the prior art are generally in a staggered arrangement structure, so that the grain drying effect at the position of the cold air channel is poor, and the problems of insufficient and uneven drying exist; in the prior art, the mixed-flow grain drier generally adopts the forms of concurrent flow, cross flow and countercurrent flow for drying, so that the equipment structure is complex, and the possibility of failure in the actual use process is greatly improved. In view of this, how to provide a dual-cycle intelligent dryer with simple structure, thorough drying and uniformity and a control method thereof is a technical problem to be solved by those skilled in the art.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the dual-cycle intelligent dryer which is simple in structure, thorough in drying and uniform and the control method thereof.
In order to solve the technical problems, the invention adopts the following technical scheme:
designing a double-circulation intelligent dryer, which comprises a dryer body, wherein the dryer body comprises a first drying body and second drying bodies, the first drying body is vertically arranged, and the second drying bodies are arranged on two sides of the first drying body; the first drying body sequentially comprises a storage section, a tempering section, a first drying section and a discharging section from top to bottom, wherein a feeding hopper is arranged at the upper end of the storage section and is connected with a fighter lifter; a discharging disperser is arranged in the discharging section, the discharging disperser is in a cylindrical structure, through holes with the diameter smaller than the grain diameter are uniformly distributed on the surface of the discharging disperser, a first discharging disc is arranged at the lower end of the discharging disperser, the first discharging disc is connected with an air inlet pipe, and the air inlet pipe is connected with a hot blast stove; the second drying body comprises a second exhaust disc, a second drying section and a blanking pipe, the second drying section is vertically arranged at two ends of the first exhaust disc, the lower side of the second drying section is connected with the lower side of the discharging section in the first drying section through a first U-shaped pipe, the second exhaust disc is arranged at the lower end part in the second drying section, and the second exhaust disc is also connected with the air inlet pipe; the blanking pipe is vertically arranged beside the second drying section, and the upper end of the blanking pipe is connected with the upper end of the second drying section through a second U-shaped pipe; and a storage hopper is arranged below the blanking pipe.
Preferably, the first drying section and the second drying section have the same structure.
Preferably, the discharge section is arranged on a support.
Preferably, the upper end of the storage section is also provided with an exhaust hole.
A control method of a double-circulation intelligent dryer is designed, and comprises the following steps:
the method comprises the following steps: starting the hot blast stove, wherein the hot blast stove provides hot air to the first exhaust disc through an air inlet pipe; then, the grains are lifted to a storage section of a first drying body through a fighter lifter, and the grains are dried in the first drying body;
step two: converting hot air in the air inlet pipe into a second air exhaust disc to blow out, and moving the grains dried in the first drying body to a second drying section through a discharge disperser to perform drying treatment;
step three: the power of the hot blast stove is improved, the air quantity of air blown out by the hot blast stove is increased, and grains dried in the second drying section fall into the storage hopper from the blanking pipe under the action of hot air to finish a primary drying process;
step four: and circulating the first step and starting the second drying process.
The invention provides a double-circulation intelligent dryer and a control method thereof, which have the beneficial effects that:
(1) the drying machine achieves the drying purpose by adopting a double-circulation mode of the first drying body and the second drying body, and meanwhile, the second drying body is provided with two drying bodies, so that the amount of grains dried at one time is less than that of the first drying body, and compared with the grain drying machine in the prior art, grains are dried more thoroughly and uniformly after being circulated for two times;
(2) the dryer has the advantages of simple structure, easy control of the drying process, easy implementation and wide application prospect, and can be easily matched with an external combustion furnace and an external hoister for use.
Drawings
The invention will be further described in detail with reference to examples of embodiments shown in the drawings to which, however, the invention is not restricted.
FIG. 1 is a schematic diagram of the apparatus of the present invention;
FIG. 2 is a schematic diagram of a discharge disperser in the apparatus of the present invention;
FIG. 3 is a schematic view of the flow of hot gases in an embodiment of the present invention.
In the figure: the drying machine comprises a drying machine body 1, a material storage section 2, a tempering section 3, a first drying section 4, a material discharging section 5, a feeding hopper 6, a material discharging disperser 7, a through hole 8, a first exhaust disc 9, an air inlet pipe 10, a second exhaust disc 11, a second drying section 12, a discharging pipe 13, a first U-shaped pipe 14, a second U-shaped pipe 15, a material storage hopper 16, a support 17 and an exhaust hole 18.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, the dual-cycle intelligent dryer of the present invention includes a dryer body 1, where the dryer body 1 includes a first drying body vertically disposed and second drying bodies disposed on two sides of the first drying body; the first drying body sequentially comprises a storage section 2, a tempering section 3, a first drying section 4 and a discharging section 5 from top to bottom, wherein a feeding hopper 6 is arranged at the upper end of the storage section 2, and the feeding hopper 6 is connected with a fighter lifter; a discharging disperser 7 is arranged in the discharging section 5, the discharging disperser 7 is in a cylindrical structure, through holes 8 with the diameter smaller than the grain diameter are uniformly distributed on the surface of the discharging disperser 7, a first discharging disc 9 is arranged at the lower end of the discharging disperser 6, the first discharging disc 9 is connected with an air inlet pipe 10, and the air inlet pipe 10 is connected with a hot blast stove; the second drying body comprises a second exhaust disc 11, a second drying section 12 and a blanking pipe 13, the second drying section 12 is vertically arranged at two ends of the first exhaust disc 9, the lower side of the second drying section 12 is connected with the lower side of the exhaust section 5 in the first drying section through a first U-shaped pipe 14, the second exhaust disc 11 is arranged at the lower end part in the second drying section 12, and the second exhaust disc 11 is also connected with an air inlet pipe 10; the blanking pipe 13 is vertically arranged beside the second drying section 12, and the upper end of the blanking pipe is connected with the upper end of the second drying section 12 through a second U-shaped pipe 15; a storage hopper 16 is arranged below the discharging pipe 13, the first drying section 4 and the second drying section 12 are identical in structure, the discharging section 5 is arranged on a support 17, and an exhaust hole 18 is further formed in the upper end of the storing section 2.
The invention discloses a control method of a double-circulation intelligent dryer, which comprises the following steps:
the method comprises the following steps: starting the hot blast stove, wherein the hot blast stove provides hot air to the first exhaust disc 9 through an air inlet pipe 10; then, the grains are lifted to a storage section 2 of a first drying body through a fighter lifter, and the grains are dried in the first drying body;
step two: the hot air in the air inlet pipe 10 is switched into a second air exhaust disc 11 to be blown out, and grains dried in the first drying body are moved to a second drying section 12 through a discharge disperser 7 to be dried;
step three: the power of the hot blast stove is improved, the air volume of the air blown out by the hot blast stove is increased, the grains dried in the second drying section 12 fall into the storage hopper 16 from the blanking pipe 13 under the action of hot air, and the primary drying process is completed;
step four: and circulating the first step and starting the second drying process.
The working principle is as follows: the hot blast stove comprises a first drying body and two second drying bodies arranged at two ends of the first drying body, and when the hot blast stove works, the hot blast stove is started and provides hot air to a first exhaust disc 9 through an air inlet pipe 10; then, the grains are lifted to a storage section 2 of a first drying body through a fighter lifter, and the grains are dried in the first drying body; then, the hot air in the air inlet pipe 10 is converted into a second air exhaust disc 11 to be blown out, and the grains dried in the first drying body are moved to a second drying section 12 through a discharge disperser 7 to be dried; and then the power of the hot blast stove is improved, the air volume blown out by the hot blast stove is increased, and the grains dried in the second drying section 12 fall into the storage hopper 16 through the blanking pipe 13 under the action of hot air, so that the drying process is finished.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (5)
1. A double-circulation intelligent dryer comprises a dryer body (1), and is characterized in that the dryer body (1) comprises a first drying body and second drying bodies, wherein the first drying body is vertically arranged, and the second drying bodies are arranged on two sides of the first drying body; the first drying body sequentially comprises a storage section (2), a tempering section (3), a first drying section (4) and a discharging section (5) from top to bottom, a feeding hopper (6) is arranged at the upper end of the storage section (2), and the feeding hopper (6) is connected with a fighter lifter; a discharging disperser (7) is arranged in the discharging section (5), the discharging disperser (7) is in a cylindrical structure, through holes (8) with the diameter smaller than the grain diameter are uniformly distributed on the surface of the discharging disperser, a first discharging disc (9) is arranged at the lower end of the discharging disperser (6), the first discharging disc (9) is connected with an air inlet pipe (10), and the air inlet pipe (10) is connected with a hot blast stove; the second drying body comprises a second exhaust disc (11), a second drying section (12) and a blanking pipe (13), the second drying section (12) is vertically arranged at two ends of the first exhaust disc (9), the lower side of the second drying section (12) is connected with the lower side of the exhaust section (5) in the first drying section through a first U-shaped pipe (14), the second exhaust disc (11) is arranged at the lower end part in the second drying section (12), and the second exhaust disc (11) is also connected with an air inlet pipe (10); the blanking pipe (13) is vertically arranged beside the second drying section (12), and the upper end of the blanking pipe is connected with the upper end of the second drying section (12) through a second U-shaped pipe (15); a storage hopper (16) is arranged below the blanking pipe (13).
2. A dual cycle intelligent dryer as claimed in claim 1, wherein said first drying section (4) is structurally identical to said second drying section (12).
3. A dual cycle intelligent dryer as claimed in claim 1, wherein said discharge section (5) is provided on a support (17).
4. A dual cycle intelligent dryer as claimed in claim 1, wherein the upper end of the storage section (2) is further provided with a vent (18).
5. The control method of a dual cycle intelligent dryer according to any one of claims 1 to 4, comprising the steps of:
the method comprises the following steps: starting the hot blast stove, wherein the hot blast stove provides hot air to the first exhaust disc (9) through an air inlet pipe (10); then, the grains are lifted to a storage section (2) of a first drying body through a fighter lifter, and the grains are dried in the first drying body;
step two: the hot air in the air inlet pipe (10) is switched into a second air exhaust disc (11) to be blown out, and the grains dried in the first drying body are moved into a second drying section (12) through a discharging disperser (7) to be dried;
step three: the power of the hot blast stove is improved, the air volume of the air blown out by the hot blast stove is increased, the grains dried in the second drying section (12) fall into the storage hopper (16) from the blanking pipe (13) under the action of hot air, and the primary drying process is completed;
step four: and circulating the first step and starting the second drying process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810720059.6A CN109028896B (en) | 2018-07-03 | 2018-07-03 | Double-circulation intelligent dryer and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810720059.6A CN109028896B (en) | 2018-07-03 | 2018-07-03 | Double-circulation intelligent dryer and control method thereof |
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| Publication Number | Publication Date |
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| CN109028896A CN109028896A (en) | 2018-12-18 |
| CN109028896B true CN109028896B (en) | 2021-05-18 |
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| CN201810720059.6A Active CN109028896B (en) | 2018-07-03 | 2018-07-03 | Double-circulation intelligent dryer and control method thereof |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110793306A (en) * | 2019-12-05 | 2020-02-14 | 湖南省农友机械集团有限公司 | Integral type drying-machine |
| CN113623954A (en) * | 2020-05-08 | 2021-11-09 | 合肥三伍机械有限公司 | Drying equipment convenient to dismouting |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2563327B1 (en) * | 1984-04-24 | 1986-07-04 | Bertin & Cie | INSTALLATION FOR DRYING PRODUCTS BY EXCHANGING HEAT WITH A DRYING FLUID |
| CN2169101Y (en) * | 1993-10-26 | 1994-06-15 | 北京农业工程大学 | Grains drying plant |
| JPH1130483A (en) * | 1997-07-10 | 1999-02-02 | Kaneko Agricult Mach Co Ltd | Method and apparatus for drying grain |
| CN2606316Y (en) * | 2003-03-16 | 2004-03-10 | 商水县福安粮机制造有限公司 | Movable circulatnig grain drier |
| US8061056B2 (en) * | 2008-01-02 | 2011-11-22 | Modular Sfc, Llc | Apparatus and method for drying a solid or liquid sample |
| CN105806070A (en) * | 2015-01-01 | 2016-07-27 | 程长青 | Circulating flow hot air drying tower |
| CN104848672A (en) * | 2015-04-30 | 2015-08-19 | 苏州科谷米业有限公司 | High-efficiency dust-removing grain dryer |
| CN106225446B (en) * | 2016-09-13 | 2019-04-26 | 肇庆胜尚知识产权服务有限公司 | A kind of energy-saving circulating drying system for agricultural product |
| CN206387237U (en) * | 2017-01-05 | 2017-08-08 | 绵阳朗迪新材料有限公司 | Technique drying system after a kind of resistant thermoplastic resin granulation |
| CN206637986U (en) * | 2017-04-05 | 2017-11-14 | 黄山学院 | A kind of green tea drying unit |
| CN206875854U (en) * | 2017-06-27 | 2018-01-12 | 陈姜 | Farming material drying oven |
| CN107860208B (en) * | 2017-11-08 | 2019-12-13 | 盐城可理斯机械制造有限公司 | Even drying device of corn layering |
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Application publication date: 20181218 Assignee: Lu'an Jiujiu Machinery Technology Co.,Ltd. Assignor: ANHUI CHENYU MECHANICAL Co.,Ltd. Contract record no.: X2023980035070 Denomination of invention: A dual cycle intelligent dryer and its control method Granted publication date: 20210518 License type: Common License Record date: 20230427 |
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