CN106524674A - Agricultural drying system and drying process thereof - Google Patents

Agricultural drying system and drying process thereof Download PDF

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Publication number
CN106524674A
CN106524674A CN201710010452.1A CN201710010452A CN106524674A CN 106524674 A CN106524674 A CN 106524674A CN 201710010452 A CN201710010452 A CN 201710010452A CN 106524674 A CN106524674 A CN 106524674A
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CN
China
Prior art keywords
air
drying
shutter
blower fan
fan
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710010452.1A
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Chinese (zh)
Inventor
任连城
刘怀旭
任君坪
苟鑫华
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Chongqing University of Science and Technology
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Chongqing University of Science and Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Chongqing University of Science and Technology filed Critical Chongqing University of Science and Technology
Priority to CN201710010452.1A priority Critical patent/CN106524674A/en
Publication of CN106524674A publication Critical patent/CN106524674A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B9/00Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
    • F26B9/02Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in buildings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/001Drying-air generating units, e.g. movable, independent of drying enclosure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/004Nozzle assemblies; Air knives; Air distributors; Blow boxes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/02Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure
    • F26B21/022Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure with provisions for changing the drying gas flow pattern, e.g. by reversing gas flow, by moving the materials or objects through subsequent compartments, at least two of which have a different direction of gas flow
    • F26B21/024Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure with provisions for changing the drying gas flow pattern, e.g. by reversing gas flow, by moving the materials or objects through subsequent compartments, at least two of which have a different direction of gas flow by using movable fan units
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/02Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure
    • F26B21/04Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure partly outside the drying enclosure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00Details of general application not covered by group F26B21/00 or F26B23/00
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/009Alarm systems; Safety sytems, e.g. preventing fire and explosions
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B3/00Drying solid materials or objects by processes involving the application of heat
    • F26B3/02Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air
    • F26B3/06Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air the gas or vapour flowing through the materials or objects to be dried

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Microbiology (AREA)
  • Drying Of Solid Materials (AREA)

Abstract

The invention discloses an agricultural drying system and a drying process thereof. The modes of circular air supply and automatic moisture removal are adopted for material drying, so that the heat utilization ratio and the degree of automation are both high. The agricultural drying system comprises a heating chamber and a drying chamber between which a partition wall is arranged, wherein a combustion furnace is mounted in the heating chamber; intake fans and return fans are mounted on the partition wall; first one-way opening window blinds and second one-way opening window blinds are arranged on the partition wall and correspond to the intake fans and the return fans; a pressure regulating and moisture removing air inlet door which can be opened and closed is arranged on the heating chamber; third one-way opening window blinds and an open door used for material loading and unloading are arranged on the side wall of the drying chamber; and the third one-way opening window blinds are used for enabling air to flow outdoors in one direction from the drying chamber under the action of pressure difference.

Description

Agricultural drying system and its stoving process
Technical field
The present invention relates to drying plant technical field, more particularly to a kind of agriculture of energy-efficient environment-friendly multifunctional fully automatic working With drying system and its stoving process.
Background technology
China central and west regions are the main producing regions of the industrial crops such as matrimony vine, grape, sunflower seeds, tobacco and various dry fruits. It is very big that these industrial crops particles have just collected moisture content, need to concentrate dry fully be dried after can just carry out transporting, deeply Storage is put in processing in storage.Presently mainly completed by natural drying.Due to central and west regions sunshine-duration autumn and winter season it is shorter, Temperature is relatively low, particularly after autumn easily there is the weather that The autumn rain fall day after day without ceasing, weather low temperature and moisture, in addition the autumn harvest time compare collection In, substantial amounts of agricultural product have played needs to concentrate and have dried, and often occur causing agricultural production due to dryness in the sun overlong time, lack of space Product overstock moldy metamorphism, cause peasant's high yield not had a good harvest.Existing agricultural drying system heat utilization ratio is low, dries uneven and not Energy automatically working, it is impossible to adapt to the demand in vast rural area.
The content of the invention
The present invention is intended to provide a kind of agricultural drying system and its stoving process, it is using circulation air feed, automatic hydrofuge Mode material drying, heat utilization ratio, high degree of automation, with safe and reliable, energy-conserving and environment-protective and reduce labour it is excellent Point, is applicable to the drying operation of variety classes material.
The object of the present invention is achieved like this:
A kind of agricultural drying system, including for hot cell, drying chamber, is provided with cut-off between the confession hot cell and drying chamber Wall, the heat supply indoor location have for the combustion furnace that heat is provided for hot cell, being provided with air intake blower fan in the partition walls And return air fan, for the air in heat supply room is introduced drying chamber, the return air fan is used for will drying for the air intake blower fan Indoor air is introduced and supplies hot cell, and first is respectively equipped with the partition walls, and unidirectionally unlatching shutter, second unidirectionally open blinds Window, the described first unidirectional position for opening shutter are corresponding with air intake blower fan, for make air in the presence of air intake blower fan from Drying chamber is flowed into unidirectionally for hot cell, the described second unidirectional position for opening shutter is corresponding with return air fan, for making air exist Unidirectionally flow into from drying chamber in the presence of return air fan and supply hot cell, the confession hot cell is provided with pressure regulation hydrofuge air intake to be opened/closed Door, the side wall of the drying chamber are provided with the 3rd unidirectional unlatching shutter and the enabling for loading and unloading material, and the described 3rd is single To opening used in blinds in making air in the presence of pressure reduction from outside drying chamber single flow direction room.
In order to keep combustion furnace stable to conducting heat for hot cell, the combustion furnace has the interlayer being provided with for temperature control, heat transfer Formula furnace wall, the furnace wall include intraformational bed, outside sandwich and the accumulation of heat material being positioned between intraformational bed, outside sandwich, the inner clip Formable layer has charging aperture, combustion chamber, and the combustion chamber upper end arranges smoke discharging pipe, and the smoke discharging pipe extends upward heat supply Room.
In order to maintain for the indoor circulation drying air quantity of hot cell, drying, for supplementing because of agricultural drying system poor sealing The leakage air of generation, it is preferable that the outside sandwich and for air supply line is provided between room side heat wall, outside sandwich is by supplying airduct Road and atmosphere, the air supply line mouth arrange air feed blower fan, and the outside sandwich is provided with air vent, and the air feed blower fan leads to Cross air supply line, air vent air is supplemented to for hot cell.
In order to realize the Automatic Control of drying system, it is preferable that also including control system, the control system includes control Device processed and the input being electrically connected with the controller, pressure sensor, humidity sensor, temperature sensor, actuating motor, it is described Pressure sensor, humidity sensor, temperature sensor are arranged on drying interior, and the input is used to set stoving process ginseng Number, the actuating motor are used to controlling the opening and closing of pressure regulation hydrofuge shutter, the controller and air feed blower fan, air intake blower fan, return Wind blower fan is electrically connected, and is uniformly controlled air feed blower fan, air intake blower fan, the start and stop of return air fan and air feed blower fan, air intake blower fan, is returned The air output of wind blower fan.
In order to air intake blower fan, return air fan, air feed blower fan stepless time adjustment, make controller be dried according to stoving process adjustment Parameter, realization are automatically controlled for the pressure reduction between hot cell and drying chamber, the pressure reduction between drying chamber and the external world, it is preferable that described Air intake blower fan, return air fan, air feed blower fan are equipped with RHVC.
In order to be able to form optimum cycle air-flow in the drying chamber, it is preferable that the air intake blower fan is located at partition walls bottom, The return air fan is located at partition walls top.
In order to reduce the leakage of heat, it is preferable that the confession hot cell, drying chamber are made using heat-insulated color steel.
In order to carry out surface sterilization to drying chamber and material drying, it is preferable that the drying interior is provided with sterilization dress Put.It is further preferred that the chlorination equipment selects apparatus for ultraviolet disinfection.
In order to realize safe operation reliability, it is preferable that the control system also include warning device, the warning device with Controller is electrically connected, and when in baking room, humidity drops to setting humidity, warning device is reported to the police, and points out the drying end of job.
Material is positioned over drying interior by a kind of stoving process of agricultural drying system, is then shut off drying chamber enabling, this When the first unidirectional shutter, the second unidirectional shutter, the 3rd unidirectional shutter of opening opened opened under self gravitation effect, It is closed;
The control parameter of stoving process is input in the input of control system, starts agricultural drying system, control system Air feed blower fan, air intake blower fan and return air fan started according to the control parameter of input, air intake blower fan is by for heating in hot cell The unidirectional shutters of opening of air Jing first are sent to drying chamber, while return air fan will dry indoor according to the pressure reduction parameter of setting Air is displaced into and supplies hot cell, is formed from the circulating current for constantly heating to drying chamber for hot cell, drying;Pressure regulation in this process Hydrofuge shutter is constantly in closed mode under control of the control system;Meanwhile, in this process on the wall of drying chamber side 3rd unidirectional shutter of opening is still within closed mode;
The indoor temperature of drying constantly raises air humidity simultaneously and is also continuously increased, and sets when the indoor humidity of drying chamber reaches When determining humidity, pressure regulation hydrofuge shutter is opened, while return air fan stops, air intake blower fan exhaust air rate increases, and now second is unidirectional Open shutter to be closed under for the pressure reduction and Action of Gravity Field between hot cell and drying chamber;At the same time due to entering Wind blower fan wind supply quantity increases return air fan simultaneously and stops, and circulating current originally is cut off, and the air pressure for now drying interior increases, The 3rd unidirectional shutter of opening on the wall of drying chamber side overcomes Action of Gravity Field to open under drying chamber with the effect of outer room atm difference, Then the air Jing shutters of indoor high humility are discharged and realize hydrofuge, while pressure regulation hydrofuge shutter is dried sky for new to drying chamber Gas, when drying indoor humidity, temperature drop to setting humidity, temperature, pressure regulation hydrofuge shutter is closed, and return air fan starts, drying Chamber pressure is reduced, and the 3rd unidirectional shutter of opening is closed, and agricultural drying system enters the intensification of next round and dries, and so on many Secondary, until drying, indoor humidity reaches setting humidity or drying time reaches setting time, and warning device is reported to the police, and terminates drying and makees Industry.
As a result of above-mentioned technical proposal, the present invention has the advantages that:
The present invention is a kind of safely and efficiently multi-functional automatic drying corps system, greatly improves crops drying Drying efficiency;Fuel used in the present invention can be the gaseous fuels such as natural gas, coal gas, biogas simultaneously, it is also possible to coal, raw Material (such as agricultural crop straw, cattle and sheep excrement of animals etc.), energy-conserving and environment-protective, simple structure, drying are uniform, good drying effect.
Description of the drawings
Fig. 1 is constituted and agent structure schematic diagram for the present invention is basic;
Fig. 2 is sandwich schematic diagram inside and outside combustion furnace in Fig. 1;
Fig. 3 is for partition walls structural representation between hot cell and drying chamber;
Fig. 4 a are working air current circulation schematic diagram in heating-drying course of the present invention;
Schematic top plan views of Fig. 4 b for Fig. 4 a;
Fig. 5 is the air current flow route schematic diagram that hydrofuge is crossed in work journey automatically of the invention.
Reference
In accompanying drawing, I is baking room, and II is to supply hot cell, and III is drying chamber;1 is combustion furnace, and 1-1 is charging aperture, and 1-2 is combustion Room is burnt, 1-3 is discharge flue;2 is sandwich-type furnace wall, and 2-1 is air feed blower fan, and 2-2 is air supply line, and 2-3 is outside sandwich;3 are Air intake blower fan;4 is return air fan;5 is partition walls, and 5-1 is side door, and 5-2 is the second unidirectional unlatching shutter, and 5-4 is first single To unlatching shutter;6 is the 3rd unidirectional unlatching shutter;7 is temperature sensor;8 is humidity sensor;9 is pressure sensor; 10 open the door;11 is controller;12 is pressure regulation hydrofuge shutter.
Specific embodiment
Referring to Fig. 1-5, the full-automatic agricultural drying system agent structure of multifunctional environment protection energy saving is to be built up by heat-insulated color steel Baking room I, I Jing partition walls 5 of baking room are divided into for hot cell II and drying chamber III;For being provided with combustion furnace 1, institute in hot cell II The sandwich-type furnace wall 2 being provided with outside combustion furnace for temperature control, heat transfer is stated, the furnace wall 2 includes intraformational bed, outside sandwich and placement High specific heat accumulation of heat material between intraformational bed, outside sandwich, the intraformational bed form charging aperture 1-1, combustion chamber 1-2, the combustion Burn room upper end and smoke discharging pipe 1-3 is set, the smoke discharging pipe is extended upward and supplies hot cell.The outside sandwich with for room side heat wall it Between be provided with air supply line 2-2, outside sandwich passes through air supply line 2-2 and atmosphere, and the air supply line mouth arranges air feed blower fan 2-1, the outside sandwich are provided with air vent, and the air feed blower fan supplements air to for hot cell by air supply line, air vent.
When work, air feed blower fan 2-1 by outdoor air with certain air quantity Jing air supply line 2-2 be sent to combustion furnace 2 with Space between outside sandwich 2-3, the fin and air vent Jing after burning stove heat on Jing outside sandwich 2-3 will be heat and heat empty Gas is distributed and is given to entirely for hot cell II.It is described to separate for partition walls 5 between hot cell II and the drying chamber III, the partition walls 5 upper and lower sides are separately installed with a number of air intake blower fan 3 and return air fan 4;In the partition walls 5 and the air intake blower fan 3 correspondence positions be provided with first it is unidirectional open shutter 5-3, the first unidirectional opening direction for opening shutter 5-3 is towards described Drying chamber III;The partition walls 5 and 4 correspondence position of the return air fan be provided with second it is unidirectional open shutter 5-2, second The unidirectional opening direction for opening shutter 5-2 is towards the confession hot cell II;It is easy to combustion furnace maintenance maintenance, the partition walls 5 It is respectively provided on two sides with side door 5-1.Temperature sensor 7,8 pressure sensor 9 of humidity sensor are installed in the drying chamber III with And apparatus for ultraviolet disinfection;III both sides of the drying chamber are provided with the 3rd unidirectional unlatching shutter 6;The drying chamber III is above provided with Enabling 10.The agricultural drying system is provided with control system.II front end of confession hot cell is provided with pressure regulation hydrofuge shutter 12.
The course of work of the present embodiment is as follows:
Heat supplying process:The combustion furnace 1 in the confession hot cell II can be that conventional coal furnace can also make combustion gas coal Gas kitchen, when the combustion furnace 1 works, charging aperture 1-1 is opened, and fresh air is with fuel Jing charging aperture 1-1 in combustion chamber Burning in 1-2, the flue gas Jing combustion grate cigarette channels 1-3 of generation are discharged;The heat Jing combustion chamber 1-2 radiation that combustion furnace 1 is produced Outdoor cold air Jing air supply line 2-2 are sent by the hollow space passed between intraformational bed 1-1 and outside sandwich 2-3, air feed blower fan 2-1 Hollow space between intraformational bed 1-1 and outside sandwich 2-3, is provided with fin and air vent, above-mentioned sky on outside sandwich 2-3 Entered into for hot cell II by the air vent of outside sandwich 2-3 after gas is heated, while can also will be burnt by way of radiation The fin on heat Jing outside sandwich 2-3 that stove 1 is produced is passed to for hot cell II, and such advantage is Jing outside sandwich by thermal source and quilt Drying article is isolated, and plays a part of to control temperature, can be very good to prevent the problems such as temperature is too high to cause burned, drying temperature Uniformly, good drying effect.
The combustion furnace can be coal-fired, or combustion gas.For coal furnace can be controlled by control system The aperture (wind supply quantity) of charging aperture 1-1 processed is controlling caloric value;For the gas-cooker of combustion gas can be controlled by controlling air demand Caloric value processed.
The stoving process of agricultural drying system:
The cyclic process of heating-drying-hydrofuge:During drying operation, material will be oven-dried and placed by certain optimal processing parameter To in affiliated drying chamber III, the side door 5-1 and drying chamber enabling 10 of 5 both sides of partition walls is simultaneously closed off;It is now all of unidirectional Open shutter to be closed under shutter self gravitation effect,;Combustion furnace works, according to the drying of material drying Technological requirement, be input in the input of the control system 11 corresponding stoving process control parameter (temperature, humidity, pressure reduction, The process control parameters such as 12 opening temperature of temperature retention time and pressure regulation hydrofuge shutter, humidity), start agricultural drying system, this When control system air feed blower fan 2-1, air intake blower fan 3 and return air fan 4 can be started according to input control parameter;Air intake blower fan 3 Drying chamber will be sent to certain unidirectional shutter 5-4 that open of air output Jing first for the air heated in hot cell II, while returning Wind blower fan 4 is displaced into the air in drying chamber III for hot cell II with certain air output according to the pressure reduction parameter of setting, so One as shown in Fig. 4 a, Fig. 4 b is formed just from the circulating current for constantly " heating-drying " for hot cell to drying chamber;In this mistake In journey, pressure regulation hydrofuge shutter 12 is closed under the control of control system 11 always;Meanwhile, dry in this process The unidirectional shutter 6 of opening of the 3rd of III both sides of dry chamber is still within closed mode (depending on air intake blower fan wind supply quantity);Just at this Heat has been recycled fully in one cyclic process of sample while significantly increase the flowing velocity of drying room air again, from And greatly provide material moisture and evaporate the drying for accelerating material.
Temperature in this process in drying chamber III constantly raises air humidity simultaneously and is also continuously increased, when drying chamber III When indoor humidity reaches setting humidity, the pressure regulation hydrofuge shutter 12 is opened, while return air fan 4 stops, 3 row of air intake blower fan Air quantity increases, and now the second unidirectional shutter 5-2 that opens is for the pressure reduction and Action of Gravity Field between hot cell II and drying chamber III Under be closed;At the same time stop as 3 wind supply quantity of air intake blower fan increases return air fan 4 simultaneously, circulation originally is cut Disconnected, now the air pressure in drying chamber III increases, and the 3rd unidirectional unlatching shutter 6 of III both sides of drying chamber is big with outer room in drying chamber Action of Gravity Field is overcome to open under draught head effect, then the air Jing shutters 6 of indoor high humility are discharged and realize hydrofuge, while pressure regulation Hydrofuge shutter 12 supplies new dry air to drying chamber, and air current flow now is as shown in Figure 5.When drying indoor humidity, Temperature drops to setting humidity, temperature, and pressure regulation hydrofuge shutter 12 is closed, and return air fan 4 starts, drying chamber reduced pressure, and the 3rd Unidirectional shutter 6 of opening is closed, and agricultural drying system enters the intensification of next round and dries, and so on, indoor wet until drying Degree reaches setting humidity or drying time reaches setting time, and system starts prompting, terminates drying operation.
The present invention is not limited solely to above-described embodiment, and in the present embodiment, the drying chamber 11 can also be house owed by a citizen, be used for Peasant warms oneself, and the other technical characteristics of the present embodiment are identical with previous embodiment, repeat no more.
Finally illustrate, preferred embodiment above is only unrestricted to illustrate technical scheme, although logical Cross above preferred embodiment to be described in detail the present invention, it is to be understood by those skilled in the art that can be Various changes are made to which in form and in details, without departing from claims of the present invention limited range.

Claims (10)

1. a kind of agricultural drying system, it is characterised in that include, for hot cell, drying chamber, setting between the confession hot cell and drying chamber Partition walls are equipped with, the heat supply indoor location has for the combustion furnace that heat is provided for hot cell, being provided with the partition walls Air intake blower fan and return air fan, the air intake blower fan for the air in heat supply room is introduced drying chamber, use by the return air fan Hot cell is supplied in drying indoor air is introduced, the first unidirectional shutter, second unidirectional opened in the partition walls, is respectively equipped with Shutter is opened, and the described first unidirectional position for opening shutter is corresponding with air intake blower fan, for air being made in air intake blower fan Drying chamber is flowed into unidirectionally from for hot cell under effect, the described second unidirectional position for opening shutter is corresponding with return air fan, is used for Air is unidirectionally flowed into from drying chamber in the presence of return air fan and supply hot cell, the confession hot cell is provided with pressure regulation row to be opened/closed Wet shutter, the side wall of the drying chamber are provided with the 3rd unidirectional unlatching shutter and the enabling for loading and unloading material, described 3rd unidirectional used in blinds of opening is in making air in the presence of pressure reduction from outside drying chamber single flow direction room;Described first unidirectionally opens Open shutter, second it is unidirectional open shutter, the 3rd unidirectional unlatching for opening shutter, close it is poor by shutter pressure at both sides Automatically control.
2. a kind of agricultural drying system according to claim 1, it is characterised in that the combustion furnace has and is provided with for controlling Temperature, the sandwich-type furnace wall of heat transfer, the furnace wall includes intraformational bed, outside sandwich and the storage being positioned between intraformational bed, outside sandwich Hot material, the intraformational bed form charging aperture, combustion chamber, and the combustion chamber upper end arranges smoke discharging pipe, the smoke discharging pipe to On extend and supply hot cell.
3. a kind of agricultural drying system according to claim 2, it is characterised in that the outside sandwich with for room side heat wall it Between be provided with air supply line, outside sandwich passes through air supply line and atmosphere, and the air supply line mouth arranges air feed blower fan, described outer Interlayer is provided with air vent, and the air feed blower fan supplements air to for hot cell by air supply line, air vent.
4. a kind of agricultural drying system according to claim 3, it is characterised in that also including control system, the control System includes controller and the input being electrically connected with the controller, pressure sensor, humidity sensor, temperature sensor, holds Row motor, the pressure sensor, humidity sensor, temperature sensor are arranged on drying interior, and the input is used to set Hot Air Dying Technology Parameters, the actuating motor are used to controlling the opening and closing of pressure regulation hydrofuge shutter, the controller and air feed blower fan, enter Wind blower fan, return air fan electrical connection, are uniformly controlled air feed blower fan, air intake blower fan, the start and stop of return air fan and air feed blower fan, enter The air output of wind blower fan, return air fan.
5. a kind of agricultural drying system according to claim 4, it is characterised in that the air intake blower fan, return air fan, confession Wind blower fan is equipped with RHVC.
6. a kind of agricultural drying system according to claim 4, it is characterised in that the control system also includes dress of reporting to the police Put, the warning device is electrically connected with the controller, when in baking room, humidity drops to setting humidity, warning device is reported to the police.
7. a kind of agricultural drying system according to claim 4, it is characterised in that the drying interior is provided with sterilization dress Put, the chlorination equipment is electrically connected with the controller.
8. a kind of agricultural drying system according to claim 1, it is characterised in that the air intake blower fan is located under partition walls Portion, the return air fan are located at partition walls top.
9. a kind of agricultural drying system according to claim 1, it is characterised in that the confession hot cell, drying chamber using every Hot color steel is made.
10. a kind of stoving process of agricultural drying system, it is characterised in that
Material is positioned over into drying interior, drying chamber enabling is then shut off, now the first unidirectional unlatching shutter, second unidirectionally open Open shutter, the 3rd unidirectional shutter of opening to be closed under self gravitation effect,;
The control parameter of stoving process is input in the input of control system, starts agricultural drying system, control system according to The control parameter of input starts air feed blower fan, air intake blower fan and return air fan, and air intake blower fan is by the air for heating in hot cell The unidirectional shutters of opening of Jing first are sent to drying chamber, while return air fan will dry indoor air according to the pressure reduction parameter of setting It is displaced into and supplies hot cell, is formed from the circulating current for constantly heating to drying chamber for hot cell, drying;Pressure regulation hydrofuge in this process Shutter is constantly in closed mode under control of the control system;Meanwhile, the 3rd on the wall of drying chamber side in this process Unidirectional shutter of opening is still within closed mode;
Dry the continuous air humidity simultaneously that raises of indoor temperature to be also continuously increased, set wet when the indoor humidity of drying chamber reaches When spending, pressure regulation hydrofuge shutter is opened, while return air fan stops, air intake blower fan exhaust air rate increases, now the second unidirectional unlatching Shutter is closed under for the pressure reduction and Action of Gravity Field between hot cell and drying chamber;At the same time due to air intake wind Machine wind supply quantity increases return air fan simultaneously and stops, and circulating current originally is cut off, and the air pressure for now drying interior increases, drying The 3rd unidirectional shutter of opening on the wall of room side overcomes Action of Gravity Field to open under drying chamber with the effect of outer room atm difference, then room The air Jing shutters of interior high humility are discharged and realize hydrofuge, while pressure regulation hydrofuge shutter supplies new dry air to drying chamber, When drying indoor humidity, temperature drop to setting humidity, temperature, pressure regulation hydrofuge shutter is closed, and return air fan starts, and dries chamber pressure Power is reduced, and the 3rd unidirectional shutter of opening is closed, and agricultural drying system enters the intensification of next round and dries, and so on repeatedly, Until drying, indoor humidity reaches setting humidity or drying time reaches setting time, and warning device is reported to the police, and terminates drying operation.
CN201710010452.1A 2017-01-06 2017-01-06 Agricultural drying system and drying process thereof Pending CN106524674A (en)

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CN201710010452.1A CN106524674A (en) 2017-01-06 2017-01-06 Agricultural drying system and drying process thereof

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CN106989572A (en) * 2017-05-27 2017-07-28 江苏省农业科学院 A kind of soil batch Quick-air-drying device
CN107568766A (en) * 2017-09-26 2018-01-12 重庆汇田机械制造有限公司 Evenly drying formula fruit and vegetable drying barn
CN109099649A (en) * 2018-10-18 2018-12-28 湖南夏巍齐食用菌开发有限公司 A kind of automatic exhaust temperature control drying unit
CN109708445A (en) * 2019-01-21 2019-05-03 贵州美之选食品有限公司 A kind of intelligence drying system
CN111156797A (en) * 2020-01-23 2020-05-15 云南穗特丰农业科技有限公司 Hot-blast adjustable dual cycle drying equipment
CN111578631A (en) * 2020-06-19 2020-08-25 陕西科技大学 Wind guide and turbulent flow type hot air drying room and working method thereof
CN111774364A (en) * 2020-07-29 2020-10-16 南京鑫长江制药设备有限公司 Egg trolley cleaning equipment and cleaning method
CN112454456A (en) * 2020-10-23 2021-03-09 广东沣和环保科技有限公司 Solid waste treatment system
CN114001527A (en) * 2021-11-09 2022-02-01 益阳玛山产业机械有限公司 Multi-channel and multi-wind-path circulating system applied to drying room

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CN204963445U (en) * 2015-09-02 2016-01-13 兰州兰石集团有限公司 Portable multi -functional heated air circulation box drier
CN205624354U (en) * 2016-02-16 2016-10-12 陕西优斯达环境科技有限公司 Fruit vegetables hot -air drying room
CN206387193U (en) * 2017-01-06 2017-08-08 重庆科技学院 Agricultural drying system

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CN2054896U (en) * 1989-04-18 1990-03-21 江西省抚州地区工业技术开发中心 Directly heating air type drier
CN202452794U (en) * 2012-01-09 2012-09-26 高树山 Novel heat pump drying room
CN202648322U (en) * 2012-06-15 2013-01-02 朱延灵 Energy-saving drying house
CN204963445U (en) * 2015-09-02 2016-01-13 兰州兰石集团有限公司 Portable multi -functional heated air circulation box drier
CN205624354U (en) * 2016-02-16 2016-10-12 陕西优斯达环境科技有限公司 Fruit vegetables hot -air drying room
CN206387193U (en) * 2017-01-06 2017-08-08 重庆科技学院 Agricultural drying system

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106958990A (en) * 2017-04-20 2017-07-18 眉山市民威林产制品有限公司 A kind of waste heat slow descending device and method for improving mosquito-repellent incense quality
CN106989572A (en) * 2017-05-27 2017-07-28 江苏省农业科学院 A kind of soil batch Quick-air-drying device
CN107568766A (en) * 2017-09-26 2018-01-12 重庆汇田机械制造有限公司 Evenly drying formula fruit and vegetable drying barn
CN109099649A (en) * 2018-10-18 2018-12-28 湖南夏巍齐食用菌开发有限公司 A kind of automatic exhaust temperature control drying unit
CN109099649B (en) * 2018-10-18 2024-05-24 永州市湘永宏旺粮油发展有限公司 Automatic exhaust temperature control drying device
CN109708445A (en) * 2019-01-21 2019-05-03 贵州美之选食品有限公司 A kind of intelligence drying system
CN111156797A (en) * 2020-01-23 2020-05-15 云南穗特丰农业科技有限公司 Hot-blast adjustable dual cycle drying equipment
CN111578631A (en) * 2020-06-19 2020-08-25 陕西科技大学 Wind guide and turbulent flow type hot air drying room and working method thereof
CN111774364A (en) * 2020-07-29 2020-10-16 南京鑫长江制药设备有限公司 Egg trolley cleaning equipment and cleaning method
CN112454456A (en) * 2020-10-23 2021-03-09 广东沣和环保科技有限公司 Solid waste treatment system
CN114001527A (en) * 2021-11-09 2022-02-01 益阳玛山产业机械有限公司 Multi-channel and multi-wind-path circulating system applied to drying room

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