CN107246785A - A kind of spiral paddy cyclic drying secondary exhaust gas utilizes device - Google Patents

A kind of spiral paddy cyclic drying secondary exhaust gas utilizes device Download PDF

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Publication number
CN107246785A
CN107246785A CN201710609069.8A CN201710609069A CN107246785A CN 107246785 A CN107246785 A CN 107246785A CN 201710609069 A CN201710609069 A CN 201710609069A CN 107246785 A CN107246785 A CN 107246785A
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CN
China
Prior art keywords
paddy
conveying tube
spiral
shaped
dust removal
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Withdrawn
Application number
CN201710609069.8A
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Chinese (zh)
Inventor
潘岩清
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Individual
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Individual
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Priority to CN201710609069.8A priority Critical patent/CN107246785A/en
Publication of CN107246785A publication Critical patent/CN107246785A/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B17/00Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
    • F26B17/10Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by fluid currents, e.g. issuing from a nozzle, e.g. pneumatic, flash, vortex or entrainment dryers
    • F26B17/101Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by fluid currents, e.g. issuing from a nozzle, e.g. pneumatic, flash, vortex or entrainment dryers the drying enclosure having the shape of one or a plurality of shafts or ducts, e.g. with substantially straight and vertical axis
    • F26B17/105Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by fluid currents, e.g. issuing from a nozzle, e.g. pneumatic, flash, vortex or entrainment dryers the drying enclosure having the shape of one or a plurality of shafts or ducts, e.g. with substantially straight and vertical axis the shaft or duct, e.g. its axis, being other than straight, i.e. curved, zig-zag, closed-loop, spiral
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23BPRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
    • A23B9/00Preservation of edible seeds, e.g. cereals
    • A23B9/08Drying; Subsequent reconstitution
    • 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
    • F26B23/00Heating arrangements
    • F26B23/001Heating arrangements using waste heat
    • F26B23/002Heating arrangements using waste heat recovered from dryer exhaust gases
    • 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
    • F26B25/001Handling, e.g. loading or unloading arrangements
    • F26B25/002Handling, e.g. loading or unloading arrangements for bulk goods
    • 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
    • F26B25/005Treatment of dryer exhaust gases
    • F26B25/007Dust filtering; Exhaust dust filters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B2200/00Drying processes and machines for solid materials characterised by the specific requirements of the drying good
    • F26B2200/06Grains, e.g. cereals, wheat, rice, corn
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P60/00Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/80Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
    • Y02P60/85Food storage or conservation, e.g. cooling or drying

Abstract

Device is utilized the invention provides a kind of spiral paddy cyclic drying secondary exhaust gas, it is characterised in that:Including a support, the support restocking, which is provided with, dries buffering chamber, discharging bin and screw conveyor, the dry buffering chamber, discharging bin and screw conveyor are arranged side by side, a feeding warehouse is provided with the dry buffering chamber, hollow wind-guiding cylinder is provided centrally with the dry buffering chamber, the hollow wind-guiding cylinder is perpendicular to the bottom of the dry buffering chamber and the bottom of the feeding warehouse, and the hollow wind-guiding cylindrical outer wall is provided with spiral conveying tube.The present invention is simple in construction, prescreening first is carried out and predrying to paddy, after make full use of helical structure, allow paddy freely to be rolled on the conveyor surface of spiral conveying tube, using hot blast enter spiral conveying tube in, fully each face of paddy in rolling is dried by stomata for hot blast, secondary utilization is carried out after the waste gas removing dust device processing produced in drying process, predrying, raising rice drying efficiency is carried out to the paddy in reserving chamber, energy consumption is reduced, entreprise cost is reduced.

Description

A kind of spiral paddy cyclic drying secondary exhaust gas utilizes device
Technical field
The present invention relates to crop technical field, particularly a kind of spiral paddy cyclic drying secondary exhaust gas utilizes dress Put.
Background technology
Moisture is that the moisture in an important chemical composition in paddy, paddy not only has very big to the physiology of seed Influence, and the value of processing to paddy and keeping and paddy all has a great impact.Paddy after harvest enters not in time Row drying, paddy easily feels like jelly, slight musty, then the damp dust of husk, whiting, produces aflatoxin, meeting after people is edible Poisoning, in addition it is fatal.Existing rice drying device is paddy heap to be dried, and this drying means contacts every rice The area of paddy is few, it is impossible to fully every paddy is dried, and that dries is inefficient, and the waste gas produced to drying process is Directly discharge, waste gas is not recycled.In addition, existing by setting heating plate to realize conveying on conveying device surface The heat drying of process, because heating plate is only that contact surface is heated, the hot gas with humidity formed after the heating can not Timely diffuse out, not only efficiency is low, and dry incomplete.
The content of the invention
To overcome above mentioned problem, dress is utilized it is an object of the invention to provide a kind of spiral paddy cyclic drying secondary exhaust gas Put, can realize comprehensive exhaust in dryness storehouse, and prescreening first can be carried out and predrying to paddy, after make full use of spiral knot Structure, allows paddy freely to be rolled on the conveyor surface of spiral conveying tube, is entered using hot blast in spiral conveying tube, hot blast passes through stomata Fully each face of paddy in rolling is dried, carried out after the waste gas removing dust device processing produced in drying process secondary Utilize, predrying, raising rice drying efficiency is carried out to the paddy in reserving chamber, energy consumption is reduced, reduces entreprise cost.
The present invention is realized using following scheme:A kind of spiral paddy cyclic drying secondary exhaust gas utilizes device, its feature It is:Including a support, the support restocking is defeated for the drying buffering chamber, discharging bin and auger of hollow air exhausting structure provided with tank skin Machine is sent, the dry buffering chamber, discharging bin and screw conveyor are arranged side by side, and the screw conveyor is vertically arranged;It is described dry It is provided with dry buffering chamber in a feeding warehouse, the dry buffering chamber and is provided centrally with hollow wind-guiding cylinder, the hollow wind-guiding Cylinder is opened up perpendicular to the bottom of the dry buffering chamber and the bottom of the feeding warehouse on the side wall of the hollow wind-guiding cylinder There is suction hole;The hollow wind-guiding cylindrical outer wall is provided with spiral conveying tube, and the spiral conveying tube is rectangular tube;The spiral The conveyor surface of delivery pipe is provided with a large amount of stomatas, and the stomata is than paddy small volume;It is hollow knot inside the spiral conveying tube Structure, the front end of the spiral conveying tube is open state, the front end of the spiral conveying tube and the tank skin of the dry buffering chamber Air inlet is all connected to an intake stack, and the intake stack front end is provided with a heating wire, and the heating wire front end is provided with One first blower fan, the intake stack, heating wire and the first blower fan are located on base, and the base is set on the support columns, institute Support column is stated to set on the bracket;The discharging opening of the feeding warehouse is connected with a discharge bucket, and the discharge bucket is located at described On the conveyor surface of spiral conveying tube front end, the conveyor surface of the spiral conveying tube rear end connects the charging aperture of the discharging bin;
The discharging opening of the discharging bin and the charging aperture of screw conveyor connect;The discharging opening of the discharging bin is conveyed with auger An outlet valve is provided with below the charging aperture of machine, the discharging opening of the screw conveyor is located on the charging aperture of the feeding warehouse Side;The dry buffering chamber rear is provided with a L-shaped wind pipe, and the air inlet of the L-shaped wind pipe passes through the drying Buffering chamber is connected with the hollow wind-guiding cylinder;An air exhauster, the L-shaped discharge pipe are provided with the top of the L-shaped wind pipe Road front end is provided with a net formula baffle plate, and the L-shaped wind pipe is located on support;
It is connected with the air exhauster in an inverted U-shaped air exhaust passage, the inverted U-shaped air exhaust passage and is provided with a dust arrester, institute Stating dust arrester includes the first dust removal piece and the second dust removal piece, and first dust removal piece is identical with the second dust removal piece structure, described First dust removal piece is arranged at inverted U-shaped air exhaust passage upper strata inwall, and second dust removal piece is arranged in inverted U-shaped air exhaust passage lower floor Wall;First dust removal piece includes being vertically installed with multiple division boards on a bottom plate, the bottom plate, and each division board is uniform Distribution, the length of the division board is 2/3rds of inverted U-shaped air exhaust passage internal diameter, each division board of first dust removal piece Each division board with the second dust removal piece is arranged in a crossed manner, and is stayed between the division board of the first dust removal piece and the bottom plate of the second dust removal piece There is the first space, leave second space between the division board of second dedusting plate and the bottom plate of the first dedusting plate so that hot blast It can pass through from the division board of the first dust removal piece and the division board of the second dedusting plate, and dust is then deposited in the bottom plate of the second dedusting plate On;An opening is offered in the lower sidewalls of the inverted U-shaped air exhaust passage, the dust arrester is located at the opening, described Opening, which is hinged with a cover plate, the cover plate, is provided with one handle;The inverted U-shaped air exhaust passage is connected with a reserving chamber, described Reserving chamber is located on support, and four perisporiums of the reserving chamber offer substantial amounts of stomata, and the bottom of the reserving chamber is laterally set An auger bar is equipped with, the bottom rear wall of the reserving chamber is provided with a motor, and the rotary shaft of the motor passes through the deposit Storehouse is connected with the auger bar, and the lower front wall of the reserving chamber offers a discharging path, and the discharging path and institute The afterbody for stating auger bar is corresponding;The lower front wall of the reserving chamber is connected with a L-shaped feed pipe, the L-shaped feed pipe Charging aperture is connected with the discharging path, and the L-shaped feed pipe is connected on the screw conveyor bottom rear wall, it is described enter The charging aperture of the discharging opening of expects pipe and the screw conveyor connects;The front side wall of the L-shaped feed pipe is provided with the second wind Machine, second blower fan is fixed under support, and the rear wall of the L-shaped feed pipe is connected with a guide pipe, second blower fan Position with the guide pipe is corresponding, and the guide pipe has been connected with granary, and the empty granary is fixed under support.
Further, the both sides of the conveyor surface of the spiral conveying tube are provided with limiting plate.
Further, the hollow wind-guiding cylindrical inside is hollow structure, if the hollow wind-guiding cylindrical inner wall is provided with Dry electromagnetic shaker.
Further, the bottom of the feeding warehouse is inclined plane.
Further, the spiral conveying tube and the angle that horizontal plane is formed are 30 ~ 70 degree.
Further, the outlet valve is arranged with a charge car.
Advantages of the present invention is as follows:The present invention is provided with reserving chamber, buffering chamber and screw conveyor is dried, first with second Blower fan carries out screening and predrying to reserving chamber toward paddy in screw conveyor conveying, and paddy is transported to charging through screw conveyor Storehouse, is provided with a spiral conveying tube drying in buffering chamber, makes full use of spiral way, allow paddy in the conveying of spiral conveying tube Freely roll from top to down on face, set and be provided with the outside of stomata, and dry buffering chamber on the conveyor surface of spiral conveying tube Heating wire and the first blower fan, by the first blower fan toward hot blast is sent into spiral conveying tube, hot blast is by stomata to spiral conveying tube Conveyor surface on paddy be dried, and hot gas in pipe when circulating, and heat conduction is to conveyor surface, the cereal also rolled to conveyor surface It is dried;The present invention cleverly utilizes hollow wind-guiding cylinder, and hot gas is sucked by the middle shaft part of warehouse and discharged, is not only realized Comprehensive exhaust in warehouse, and using the drying buffering chamber that tank skin is hollow air exhausting structure, hot gas will be dried from tank skin to tank Inside blow, then coordinate dry hot gas to be blown out from spiral conveying tube, drying efficiency can be substantially increased, overcome existing board-like surface The drawbacks of heating;And by setting air exhauster, the Abgasabsaugung with moisture that will can be dried in buffering chamber can so accelerate dry The flow velocity of dry buffering chamber apoplexy, improves drying efficiency, and carries out rice drying once, and rice drying is not up to regulation will Ask, paddy is transmitted back in dry buffering chamber by screw conveyor again carries out secondary or three operations, so as to be filled to paddy Divide drying;And the waste gas that air exhauster is extracted out is recycled after depositing dust is handled, the paddy of next group in reserving chamber is carried out It is predrying, drying efficiency is improved, energy loss is reduced, reduces cost.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the cross section structure schematic diagram of the spiral conveying tube of the present invention.
Embodiment
Below in conjunction with the accompanying drawings and embodiment the present invention will be further described.
Refering to shown in Fig. 1 and Fig. 2, a kind of spiral paddy cyclic drying secondary exhaust gas of the invention utilizes device, and it is special Levy and be:Including a support 1, the restocking of support 1 is provided with drying buffering chamber 2, the and of discharging bin 3 that tank skin is hollow air exhausting structure Screw conveyor 4, the dry buffering chamber 2, discharging bin 3 and screw conveyor 4 are arranged side by side, and the screw conveyor 4 is vertical Set;It is provided with the dry buffering chamber 2 in a feeding warehouse 5, the dry buffering chamber 2 and is provided centrally with hollow wind-guiding cylinder 21, the hollow wind-guiding cylinder 21 is described hollow perpendicular to the bottom of the dry buffering chamber 2 and the bottom of the feeding warehouse 5 Wind-guiding is justified offers suction hole 61 on the side wall of 21 posts;The hollow outer wall of wind-guiding cylinder 21 is provided with spiral conveying tube 22, institute Spiral conveying tube 22 is stated for rectangular tube;A large amount of stomatas 222, the gas are provided with the conveyor surface 221 of the spiral conveying tube 22 Hole 222 is than paddy small volume;After so paddy is fallen under feeding warehouse 5 on the conveyor surface 221 of spiral conveying tube 22, paddy is because of weight Power is freely rolled from top to down in the conveyor surface 221 of spiral conveying tube 22, and hot blast is by stomata 222 upwards to the every of paddy Simultaneously it is dried, improves dry efficiency;The inside of spiral conveying tube 22 is hollow structure, the spiral conveying tube 22 Front end is open state, and the front end of the spiral conveying tube 22 and the tank skin air inlet of the dry buffering chamber 2 are all connected to one Intake stack 23, the front end of intake stack 23 is provided with a heating wire 24, and the front end of heating wire 24 is provided with one first wind Machine 25, such first blower fan 25 can just blow into the air of electric-heating-wire-heating in spiral conveying tube 22, and paddy is dried;Institute Intake stack 23, the blower fan 25 of heating wire 24 and first are stated on base 6, the base 6 is arranged on support column 7, the branch Dagger 7 is arranged on the support 1;The discharging opening 51 of the feeding warehouse 5 is connected with a discharge bucket 52, and the discharge bucket 52 is located at On the conveyor surface 221 of the front end of spiral conveying tube 22, the discharge bucket 52 will not fall on spiral when can prevent from falling under paddy Outside delivery pipe 22;The conveyor surface 221 of the rear end of spiral conveying tube 22 connects the charging aperture 31 of the discharging bin 3, such paddy It just can freely roll down in discharging bin 3, then dry buffering chamber 2 is transmitted back to by screw conveyor 4 and be dried;
The discharging opening 32 of the discharging bin 3 connects with the charging aperture 41 of screw conveyor 4;The paddy of so discharging bin 3 can To be transported to dry buffering chamber 2 through screw conveyor 4, cyclic drying is carried out;The discharging opening 32 of the discharging bin 3 is conveyed with auger The lower section of charging aperture 41 of machine 4 is provided with an outlet valve 8, so reaches that regulation requires dry paddy, as long as stopping auger conveying Machine 4, paddy can just pass through the export of outlet valve 8;The discharging opening 42 of the screw conveyor 4 is located at the charging aperture of the feeding warehouse 5 52 tops, the paddy of such discharging bin 3 is transported in feeding warehouse 5 through screw conveyor 4;The rear of dry buffering chamber 2 is set There is a L-shaped wind pipe 26, the air inlet of the L-shaped wind pipe is justified through the dry buffering chamber 2 with the hollow wind-guiding Post 21 is connected;The top of L-shaped wind pipe 26 is provided with an air exhauster 27, and the front end of L-shaped wind pipe 26 is provided with one Net formula baffle plate 28, the road of L-shaped discharge pipe 26 is located on support 1;The air exhauster 27 can carry moisture by drying in buffering chamber 2 Waste gas discharge, and can improve drying buffering chamber 2 in wind speed, raising drying efficiency;
It is connected with the air exhauster 27 in an inverted U-shaped air exhaust passage 9, the inverted U-shaped air exhaust passage 9 and is provided with a dust arrester 10, the dust arrester 10 includes the first dust removal piece 101 and the second dust removal piece 102, the dedusting of the first dust removal piece 101 and second The structure of part 102 is identical, and first dust removal piece 101 is arranged at the inverted U-shaped upper strata inwall of air exhaust passage 9, second dust removal piece 102 It is arranged at the inverted U-shaped lower floor's inwall of air exhaust passage 9;First dust removal piece 101 includes hanging down on a bottom plate 1011, the bottom plate 1011 Multiple division boards 1012 are directly provided with, and each division board 1012 is uniformly distributed, the length of the division board 1012 is inverted U-shaped 2/3rds of the internal diameter of air exhaust passage 9, each division board 1012 of first dust removal piece 101 is each with the second dust removal piece 102 Individual division board 1022 is arranged in a crossed manner, and between the bottom plate 1021 of the dust removal piece 102 of division board 1012 and second of the first dust removal piece 101 Leave and stayed between the first space 103, the bottom plate 1011 of the dedusting plate 101 of division board 1022 and first of second dedusting plate 102 There is second space 104 so that hot blast can be from the division board of the dedusting plate 102 of division board 1012 and second of the first dust removal piece 101 1022 pass through, and dust is then deposited in 1021 on the bottom plate of the second dedusting plate 102;The lower sidewalls of the inverted U-shaped air exhaust passage 9 On offer an opening 91, the dust arrester 10 is located at the opening 91, and the opening 91 is hinged with a cover plate 92, described One handle 93 is provided with cover plate 92, such staff is opened cover plate 92 by handle 93, and staff can fill dedusting Put 10 to take out from inverted U-shaped air exhaust passage 9, dust arrester 9 is cleaned, reusable dust arrester 9 improves and dry effect Rate, also reduces cost;The inverted U-shaped air exhaust passage 10 is connected with a reserving chamber 11, and the reserving chamber 11 is located on support 1, institute Four perisporiums for stating reserving chamber 11 offer substantial amounts of stomata 111, and the waste gas so aspirated through air exhauster 27 passes through dust arrester After 10 processing, secondary utilization is carried out to waste gas, waste gas is predrying to the paddy progress in reserving chamber 11 by stomata, because of deposit The perisporium of storehouse four has stomata, and waste gas easily forms backflow in reserving chamber, improves drying efficiency;The bottom of the reserving chamber 11 is laterally set An auger bar 112 is equipped with, the bottom rear wall of the reserving chamber 11 is provided with a motor 113, and the rotary shaft of the motor 113 is worn Cross the reserving chamber 11 to be connected with the auger bar 112, the lower front wall of the reserving chamber 11 offers a discharging path 114, and the discharging path 114 is corresponding with the afterbody of the auger bar 112;The lower front wall connection of the reserving chamber 11 There is a L-shaped feed pipe 115, the charging aperture 1151 of the L-shaped feed pipe 115 connects with the discharging path 114, the L-shaped Feed pipe 115 is connected on the bottom rear wall of screw conveyor 4, discharging opening 1152 and the auger of the feed pipe 115 The charging aperture 41 of conveyer 4 connects, and the paddy in such reserving chamber 11 enters screw conveyor 4 by L-shaped feed pipe 115 It is interior, it is transported to feeding warehouse 5 through screw conveyor 4;The front side wall of the L-shaped feed pipe 115 is provided with the second blower fan 116, described Second blower fan 116 is fixed under support 1, and the rear wall of the L-shaped feed pipe 115 is connected with a guide pipe 117, the guide pipe 117 have been connected with granary 12, and second blower fan 116 is corresponding with the position of the guide pipe 117, when reserving chamber 11 is by rice When paddy is transported to screw conveyor 4, second blower fan 116 is that the paddy hollow to paddy is screened into guide pipe 117, also to rice Paddy is dried, and empty paddy is stored in sky granary 12, is so improved drying efficiency, is also reduced energy consumption;The empty granary 12 are fixed under support.
One of core element of the technology of the present invention is that first paddy is screened using the second blower fan, also right in screening process Paddy is dried, so as to improve drying efficiency, reduces useless energy consumption;Helical structure is being made full use of, paddy is being allowed in spiral transferring Send and be freely rolled down from top to down on the conveyor surface of pipe, hot blast enters in spiral conveying tube, and hot blast passes through the gas on conveyor surface Hole carries out fully drying to paddy per one side, and hot gas in pipe when circulating, and heat conduction is to conveyor surface, the paddy also rolled to conveyor surface Thing is dried, and can so do raising drying efficiency, also reduce energy consumption;Dust arrester is recycled to handle waste gas, waste gas Recycled, the next group paddy in reserving chamber is carried out predrying.
In the present invention, the both sides of the conveyor surface 221 of the spiral conveying tube 22 are provided with limiting plate 223, the limiting plate energy Prevent paddy from will not roll out conveyor surface when being rolled from top to down on the conveyor surface of spiral conveying tube;The hollow wind-guiding cylinder 21 Inside is hollow structure, and the hollow inwall of wind-guiding cylinder 21 is provided with several electromagnetic shakers 211, and the electromagnetic shaker can accelerate rice Paddy tumbles speed;The bottom of the feeding warehouse 5 is that the paddy in inclined plane, such feeding warehouse 5 can freely be slipped to charging The discharging opening in storehouse 5;The angle of the spiral conveying tube 22 and horizontal plane formation is 30 ~ 70 degree, for example can be 30,35,40,45, 50th, 55,60,65,70 degree etc., the speed that the bigger paddy of angle is freely tumbled is faster, can improve paddy transfer efficiency, right here Angle is not illustrated;The outlet valve 8 is arranged with a charge car 13, such paddy from 8 export of outlet valve when it is direct Enter in charge car 13, improve paddy and transport efficiency.
In a word, instant invention overcomes existing by realizing that course of conveying heating is dry in conveying device surface setting heating plate Dry the drawbacks of, further improve efficiency.The present invention is provided with reserving chamber, dries buffering chamber and screw conveyor, first with the Two blower fans to reserving chamber toward screw conveyor conveying in paddy carry out screening and it is predrying, paddy through screw conveyor be transported into Feed bin, is provided with a spiral conveying tube drying in buffering chamber, makes full use of spiral way, allow paddy in the defeated of spiral conveying tube Send and freely roll from top to down on face, stomata is set on the conveyor surface of spiral conveying tube, and dries setting on the outside of buffering chamber There are heating wire and the first blower fan, by the first blower fan toward hot blast is sent into spiral conveying tube, hot blast is by stomata to helical feed Paddy on the conveyor surface of pipe is dried, and hot gas in pipe when circulating, and heat conduction is to conveyor surface, the paddy also rolled to conveyor surface Thing is dried;The present invention cleverly utilizes hollow wind-guiding cylinder, and hot gas is sucked by the middle shaft part of warehouse and discharged, the air draft knot Structure coordinates spiral conveying tube, not only realizes the gas blown out in warehouse on comprehensive exhaust, particularly spiral conveying tube, can have The sucking the moisture dried out of effect is discharged;And using the drying buffering chamber that tank skin is hollow air exhausting structure, heat will be dried Gas blows from tank skin into tank, then coordinates dry hot gas to be blown out from spiral conveying tube, can substantially increase drying efficiency, overcome Existing board-like surface heated drawback;And by setting air exhauster, the Abgasabsaugung with moisture that will can be dried in buffering chamber, The flow velocity of dry buffering chamber apoplexy can so be accelerated, drying efficiency is improved, and carry out rice drying once, rice drying will not Regulation requirement is reached, paddy is transmitted back in dry buffering chamber by screw conveyor again carries out secondary or three operations, so that right Paddy fully dry;And the waste gas that air exhauster is extracted out is recycled after depositing dust is handled, to next group in reserving chamber Paddy carry out it is predrying, improve drying efficiency, reduce energy loss, reduce cost.
The foregoing is only presently preferred embodiments of the present invention, all equivalent changes done according to scope of the present invention patent with Modification, should all belong to the covering scope of the present invention.

Claims (6)

1. a kind of spiral paddy cyclic drying secondary exhaust gas utilizes device, it is characterised in that:Including a support, on the support Set up drying buffering chamber, discharging bin and the screw conveyor for thering is tank skin to be hollow air exhausting structure, the dry buffering chamber, discharging bin It is arranged side by side with screw conveyor, the screw conveyor is vertically arranged;A feeding warehouse, institute are provided with the dry buffering chamber State and hollow wind-guiding cylinder is provided centrally with dry buffering chamber, the hollow wind-guiding cylinder is perpendicular to the bottom of the dry buffering chamber Suction hole is offered on portion and the bottom of the feeding warehouse, the side wall of the hollow wind-guiding cylinder;Outside the hollow wind-guiding cylinder Wall is provided with spiral conveying tube, and the spiral conveying tube is rectangular tube;The conveyor surface of the spiral conveying tube is provided with a large amount of gas Hole, the stomata is than paddy small volume;It is hollow structure inside the spiral conveying tube, the front end of the spiral conveying tube is to open Mouth state, the front end of the spiral conveying tube and the tank skin air inlet of the dry buffering chamber are all connected to an intake stack, institute State intake stack front end and be provided with before a heating wire, the heating wire and be provided with one first blower fan, the intake stack, heating wire It is located at the first blower fan on base, the base is set on the support columns, and the support column is set on the bracket;It is described enter The discharging opening of feed bin is connected with a discharge bucket, and the discharge bucket is located on the conveyor surface of the spiral conveying tube front end, the spiral shell The conveyor surface for revolving delivery pipe rear end connects the charging aperture of the discharging bin;
The discharging opening of the discharging bin and the charging aperture of screw conveyor connect;The discharging opening of the discharging bin is conveyed with auger An outlet valve is provided with below the charging aperture of machine, the discharging opening of the screw conveyor is located on the charging aperture of the feeding warehouse Side;The dry buffering chamber rear is provided with a L-shaped wind pipe, and the air inlet of the L-shaped wind pipe passes through the drying Buffering chamber is connected with the hollow wind-guiding cylinder;An air exhauster, the L-shaped discharge pipe are provided with the top of the L-shaped wind pipe Road front end is provided with a net formula baffle plate, and the L-shaped wind pipe is located on support;
It is connected with the air exhauster in an inverted U-shaped air exhaust passage, the inverted U-shaped air exhaust passage and is provided with a dust arrester, institute Stating dust arrester includes the first dust removal piece and the second dust removal piece, and first dust removal piece is identical with the second dust removal piece structure, described First dust removal piece is arranged at inverted U-shaped air exhaust passage upper strata inwall, and second dust removal piece is arranged in inverted U-shaped air exhaust passage lower floor Wall;First dust removal piece includes being vertically installed with multiple division boards on a bottom plate, the bottom plate, and each division board is uniform Distribution, the length of the division board is 2/3rds of inverted U-shaped air exhaust passage internal diameter, each division board of first dust removal piece Each division board with the second dust removal piece is arranged in a crossed manner, and is stayed between the division board of the first dust removal piece and the bottom plate of the second dust removal piece There is the first space, leave second space between the division board of second dedusting plate and the bottom plate of the first dedusting plate so that hot blast It can pass through from the division board of the first dust removal piece and the division board of the second dedusting plate, and dust is then deposited in the bottom plate of the second dedusting plate On;An opening is offered in the lower sidewalls of the inverted U-shaped air exhaust passage, the dust arrester is located at the opening, described Opening, which is hinged with a cover plate, the cover plate, is provided with one handle;The inverted U-shaped air exhaust passage is connected with a reserving chamber, described Reserving chamber is located on support, and four perisporiums of the reserving chamber offer substantial amounts of stomata, and the bottom of the reserving chamber is laterally set An auger bar is equipped with, the bottom rear wall of the reserving chamber is provided with a motor, and the rotary shaft of the motor passes through the deposit Storehouse is connected with the auger bar, and the lower front wall of the reserving chamber offers a discharging path, and the discharging path and institute The afterbody for stating auger bar is corresponding;The lower front wall of the reserving chamber is connected with a L-shaped feed pipe, the L-shaped feed pipe Charging aperture is connected with the discharging path, and the L-shaped feed pipe is connected on the screw conveyor bottom rear wall, it is described enter The charging aperture of the discharging opening of expects pipe and the screw conveyor connects;The front side wall of the L-shaped feed pipe is provided with the second wind Machine, second blower fan is fixed under support, and the rear wall of the L-shaped feed pipe is connected with a guide pipe, second blower fan Position with the guide pipe is corresponding, and the guide pipe has been connected with granary, and the empty granary is fixed under support.
2. a kind of spiral paddy cyclic drying secondary exhaust gas utilizes device according to claim 1, it is characterised in that:It is described The both sides of the conveyor surface of spiral conveying tube are provided with limiting plate.
3. a kind of spiral paddy cyclic drying secondary exhaust gas utilizes device according to claim 1, it is characterised in that:It is described Hollow wind-guiding cylindrical inside is hollow structure, and the hollow wind-guiding cylindrical inner wall is provided with several electromagnetic shakers.
4. a kind of spiral paddy cyclic drying secondary exhaust gas utilizes device according to claim 1, it is characterised in that:It is described The bottom of feeding warehouse is inclined plane.
5. a kind of spiral paddy cyclic drying secondary exhaust gas utilizes device according to claim 1, it is characterised in that:It is described Spiral conveying tube is 30 ~ 70 degree with the angle that horizontal plane is formed.
6. a kind of spiral paddy cyclic drying secondary exhaust gas utilizes device according to claim 1, it is characterised in that:It is described Outlet valve is arranged with a charge car.
CN201710609069.8A 2017-07-25 2017-07-25 A kind of spiral paddy cyclic drying secondary exhaust gas utilizes device Withdrawn CN107246785A (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107906917A (en) * 2017-11-16 2018-04-13 常德科祥机电制造有限公司 A kind of batch circulatnig grain drier and its furnace drying method
CN108357952A (en) * 2018-01-30 2018-08-03 合肥冠鸿光电科技有限公司 A kind of dry type automatic feeding
CN108940857A (en) * 2018-07-04 2018-12-07 安徽省华腾农业科技有限公司 A method of improving crops degree of purity
CN110608598A (en) * 2019-08-30 2019-12-24 山东省农业机械科学研究院 Corn ear grain linkage drying production line
CN112556388A (en) * 2020-12-07 2021-03-26 林雪 Continuous drying device for granular materials
CN114877661A (en) * 2022-06-02 2022-08-09 安徽正阳机械科技有限公司 High-efficient grain drying machine that breakage rate is low

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107906917A (en) * 2017-11-16 2018-04-13 常德科祥机电制造有限公司 A kind of batch circulatnig grain drier and its furnace drying method
CN108357952A (en) * 2018-01-30 2018-08-03 合肥冠鸿光电科技有限公司 A kind of dry type automatic feeding
CN108940857A (en) * 2018-07-04 2018-12-07 安徽省华腾农业科技有限公司 A method of improving crops degree of purity
CN108940857B (en) * 2018-07-04 2020-06-02 安徽省华腾农业科技有限公司 Method for improving purity of crops
CN110608598A (en) * 2019-08-30 2019-12-24 山东省农业机械科学研究院 Corn ear grain linkage drying production line
CN112556388A (en) * 2020-12-07 2021-03-26 林雪 Continuous drying device for granular materials
CN114877661A (en) * 2022-06-02 2022-08-09 安徽正阳机械科技有限公司 High-efficient grain drying machine that breakage rate is low

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Application publication date: 20171013