CN110131994A - Three dry vacuum containers of spiral heating - Google Patents
Three dry vacuum containers of spiral heating Download PDFInfo
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- CN110131994A CN110131994A CN201810135641.6A CN201810135641A CN110131994A CN 110131994 A CN110131994 A CN 110131994A CN 201810135641 A CN201810135641 A CN 201810135641A CN 110131994 A CN110131994 A CN 110131994A
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- cylinder
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- pipe
- drying cylinder
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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
- F26B17/30—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by rotary or oscillating containers; with movement performed by rotary floors
- F26B17/34—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by rotary or oscillating containers; with movement performed by rotary floors the movement being in a vertical or steeply inclined plane
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/10—Heating arrangements using tubes or passages containing heated fluids, e.g. acting as radiative elements; Closed-loop systems
-
- 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
-
- 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
- F26B25/008—Seals, locks, e.g. gas barriers or air curtains, for drying enclosures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/02—Applications of driving mechanisms, not covered by another subclass
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/04—Agitating, stirring, or scraping devices
-
- 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
- F26B25/06—Chambers, containers, or receptacles
- F26B25/14—Chambers, containers, receptacles of simple construction
- F26B25/16—Chambers, containers, receptacles of simple construction mainly closed, e.g. drum
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B5/00—Drying solid materials or objects by processes not involving the application of heat
- F26B5/04—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum
- F26B5/041—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum for drying flowable materials, e.g. suspensions, bulk goods, in a continuous operation, e.g. with locks or other air tight arrangements for charging/discharging
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D15/00—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
- F28D15/02—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes
- F28D15/0233—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes the conduits having a particular shape, e.g. non-circular cross-section, annular
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D15/00—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
- F28D15/02—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes
- F28D15/0275—Arrangements for coupling heat-pipes together or with other structures, e.g. with base blocks; Heat pipe cores
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
- F28F1/24—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely
- F28F1/30—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely the means being attachable to the element
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Thermal Sciences (AREA)
- Sustainable Development (AREA)
- Molecular Biology (AREA)
- Health & Medical Sciences (AREA)
- Geometry (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Drying Of Solid Materials (AREA)
Abstract
A kind of three dry vacuum containers of spiral heating of the present invention include three dryness storehouses, feeding device, discharge device, spiral heating device.Three dryness storehouses include outer drying cylinder, middle drying cylinder, interior drying cylinder, helical blade.Spiral heating device includes heat pipe, heat conducting pipe；Spiral heating device is mounted in three dryness storehouses, by dynamic sealing device come dynamic sealing between elbow and heat conducting pipe.The heat conduction and heat radiation that the thermal energy that heat-conducting medium carries is conducted by spiral heating device to material, heat-conducting work medium carry out the thermally conductive heat exchange of liquid-gas phase transition in the inside of heat pipe；The availability of the conduction heat exchange of thermal energy is high.Material continuously can ceaselessly pass in and out three dryness storehouses by feeding device and discharge device, and material can carry out successional vacuum drying；Exhaust outlet moisture is discharged outside the storehouse of three dryness storehouses, and material when spiral heating device is to drying is stirred propulsion, improves the drying uniformity of material.
Description
Technical field
The present invention relates to a kind of three dryness storehouses, especially a kind of three dry vacuum containers of spiral heating.
Background technique
Currently on the market, the objects such as grain, chemical products, coal, stone, the grains of sand, mineral products, herbage, crops, local and special products
Expect drying equipment, the equipment of three dryness storehouses currently on the market is mostly that outer heat exchange is hot wind, and the heat exchange efficiency of thermal energy is low, hot wind
The use of the thermal energy of convective drying is disposably that baking needed thermal energy is increased by the drying moisture for much influencing drying materials
Unevenly.
Roller drying machine is thermally dried processing to material under vacuum conditions, to reach necessary requirement water content standard
Material；It is heated under vacuum state, because carrying out convective heat transfer without enough air, liquid, heat transfer, hot spoke under vacuum state
The heat transfer effect penetrated can be more preferable；The heat conduction and heat radiation of vacuum dryer currently on the market is mostly with the heating of external interlayer, comb
Formula radiator carries out heat dissipation heating, but their radiator volume is big, heat dissipation area is small, and thermal energy service efficiency is low, uses
High failure rate in journey, it is not easy to repair.
Hot pipe technique is that one kind of the G.M.Grover invention of LosAlamos National Laboratory, the U.S. in 1963 is known as " heat
The heat transfer element of pipe ", it takes full advantage of the quick thermal transport property of heat-conduction principle and heat-conducting work medium, the thermally conductive heat exchange of thermal energy
It is by the liquid-gas phase transition of heat-conducting work medium come thermally conductive heat exchange, the heat of thermal objects is transmitted to rapidly by heat by heat-conducting work medium
Outside source, the capacity of heat transmission is more than the capacity of heat transmission of any known metal.
Summary of the invention
The problem to be solved in the present invention is to overcome the shortcomings of the prior art, provides a kind of three vacuum of spiral heating
Dryness storehouse.
In order to achieve the above object, the present invention is achieved through the following technical solutions: three dry vacuum containers of spiral heating
Including three dryness storehouses, feeding device, discharge device, spiral heating device.
The face shaping of three dryness storehouses is cylindric.
The diameter of three dryness storehouses is 1500-5500mm；The length of three dryness storehouses is 3000-16000mm.
Three dryness storehouses include outer drying cylinder, middle drying cylinder, interior drying cylinder, helical blade.
There are feed inlet, the outer drying cylinder of the other end of three dryness storehouses on the interior drying cylinder of one end of three dryness storehouses
On have discharge port.
Helical blade, arrangement of the helical blade on the cylinder of interior drying cylinder are fixed on the cylinder of the interior drying cylinder
It is spirally to arrange.Helical blade plays the role of promoting material, and the material at the feed inlet of interior drying cylinder is in helical blade
Under impetus, in the inner cylinder outlet entrance that material passes through interior drying cylinder in drying cylinder.
Helical blade, arrangement of the helical blade on the cylinder of middle drying cylinder are fixed on the cylinder of the middle drying cylinder
It is spirally to arrange.Helical blade plays the role of promoting material, and the material of the middle cylinder entrance of middle drying cylinder is in helical blade
Impetus under, material therefrom drying cylinder middle cylinder outlet enter outer drying cylinder in.
Helical blade, arrangement of the helical blade on the cylinder of outer drying cylinder are fixed on the cylinder of the outer drying cylinder
It is spirally to arrange.Helical blade plays the role of promoting material, and the material of the outer cylinder entrance of outer drying cylinder is in helical blade
Impetus under, outer drying cylinder is discharged from the discharge port of outer drying cylinder in material.
The interior drying cylinder is in the inside of middle drying cylinder, and middle drying cylinder is in the outside of outer drying cylinder；Three different-diameters
Concentric outer drying cylinder, middle drying cylinder, interior drying cylinder is according to certain mathematical relationship and structure type, and phase build-in determines group each other
Made of conjunction.
The outer drying cylinder of three dryness storehouses, middle drying cylinder, the inside of interior drying cylinder is intercommunication.
Because the outer drying cylinder of three dryness storehouses, middle drying cylinder, the internal diameter of interior drying cylinder are different；Outer drying cylinder,
Middle drying cylinder, diameter of the interior drying cylinder from feed inlet to discharge port are gradually to amplify, the gradually amplification of diameter be also convenient for material by
High to Low flowing.
The outer cylinder cylinder of the outer cylinder entrance of the outer drying cylinder is by the feed inlet of outer cylinder baffle and interior drying cylinder
The sealing of inner cylinder cylinder is fixed together.
The middle cylinder cylinder of the middle cylinder entrance of the middle drying cylinder by middle cylinder baffle fixing seal together, middle cylinder baffle
Surrounding and the middle cylinder cylinder of middle cylinder entrance of middle drying cylinder be fixed together.
The interposition of the middle cylinder baffle is equipped with the ventilation mouth of 38-180mm.
The feeding device includes airlock, elbow, bump joint, sealing device, exhaust outlet, dynamic sealing device.
The dynamic sealing device is mounted on the outside of elbow.
The exhaust outlet is fixed on elbow, what exhaust outlet and elbow were connected to one；Inside the pipe of exhaust outlet
It is ventilation with elbow the inside.
The moisture that gasification generates when dry materials in three dryness storehouses is pumped out by exhaust outlet by vacuum pump set
It goes.
The moisture of discharge port end in the outer drying cylinder can be entered by the ventilation mouth in middle cylinder baffle middle position
In interior drying cylinder, the moisture in outer drying cylinder simultaneously can be by middle cylinder import entrance of the outer cylinder import by cylinder in middle drying cylinder
In drying cylinder.
Moisture in the middle drying cylinder is entered in interior drying cylinder by middle cylinder import.
Moisture in the interior drying cylinder is gone out by exhaust outlet by vacuum pump set pump drainage.
The bump joint of the feeding device is fixedly connected on the feed inlet of the interior drying cylinder of three dryness storehouses, flange
The feed inlet of connector and three dryness storehouses is connected to one；The elbow of elbow exports between bump joint by sealing device
Come dynamic sealing connection, when three dryness storehouses rotate under external force, bump joint with three dryness storehouses interior drying cylinder
Synchronous rotary together.Bump joint with three dryness storehouses interior drying cylinder synchronous rotary when, exhaust outlet be it is fixed, it is curved
By the dynamic sealing of sealing device between the elbow outlet of head and bump joint, gas leakage is not generated；The lower end of airlock is fixed
One feed hopper can be installed in the elbow import of connecting bend, on the upper end of airlock；Feed hopper is played the role of
It is to concentrate scattered material transporting into airlock, airlock is supported by bracket is fixed.
The elbow is bellows or rubber tube.
The elbow exit can small range up and down it is mobile, be connected to the elbow import of elbow on airlock
It is fixed.
Three dryness storehouses can wave up and down in rotary course, the elbow of bellows or rubber tube production
Elbow elbow outlet can small range up and down it is mobile；Three dryness storehouses of elbow egress synchronization of elbow are ensured
The rotation up and down of feed inlet, avoids the sealing leak between the elbow and bump joint in elbow exit.
The discharge device includes airlock, elbow, bump joint, sealing device, dynamic sealing device.
The dynamic sealing device is mounted on the outside of elbow.
The bump joint of the discharge device is fixedly connected on the discharge port of the outer drying cylinder of three dryness storehouses, flange
The discharge port of the outer drying cylinder of connector and three dryness storehouses is connected to one；Between the elbow import of elbow and bump joint
By sealing device come dynamic sealing connection；When three dryness storehouses rotate under external force, bump joint is with three dryness storehouses
Outer drying cylinder synchronous rotary together.Bump joint with three dryness storehouses outer drying cylinder synchronous rotary when, the elbow of elbow
By the dynamic sealing of sealing device between import and bump joint, gas leakage is not generated；The upper end of airlock is fixedly connected with elbow
Elbow outlet on, a discharging hopper can be installed on the lower end of airlock；Discharging hopper is played the role of being that will dry
Material concentration afterwards is discharged into suitable position, and airlock is supported by bracket is fixed.
The elbow is bellows or rubber tube.
The elbow import of the elbow can small range up and down it is mobile, be connected to the elbow of elbow on airlock
Import is fixed.
Three dryness storehouses can wave up and down in rotary course, the elbow of bellows or rubber tube production
Elbow entrance can small range up and down it is mobile；The charging of synchronous three dryness storehouses of the elbow import of elbow is ensured
The rotation up and down of mouth, avoids the sealing leak between the elbow and bump joint of elbow entrance.
What the airlock played the role of is continuity conveying discharge and partition lock gas, reduces the gas reduced outside storehouse
Air inflow into three dryness storehouses.
After three dryness storehouses are mounted with feeding device and discharge device, material can pass through feeding device and discharge
Device continuously ceaselessly passes in and out three dryness storehouses, and material can carry out successional vacuum drying, the dry efficiency of improving material
With optimization dry materials effect.
The sealing device is dynamic sealing device or device for sealing magnetic fluid.
The spiral heating device includes heat pipe, heat conducting pipe.
The heat conducting pipe is the pipe of metal production, and heat conducting pipe is by the processing modelling of bending machine, and heat conducting pipe is in the shape of a spiral
Arrangement.
The heat conducting pipe of helical arrangement can reduce the stress of heat conducting pipe caused by thermal expansion difference, to suitably increase
The anti-performance expanded with heat and contract with cold of strong heat conducting pipe.
The diameter of the heat conducting pipe is 15-48mm, and the length of heat conducting pipe is 2000-28000mm.
The heat conducting pipe has thermal energy import and thermal energy outlet.
The heat pipe includes metal tube, heat-conducting work medium, fin.
The fin is fixed on the tube wall exterior of metal tube, and fin and metal tube are integrated；Fin is for increasing heat
The heat dissipation area of pipe improves thermally conductive, the radiating rate of the thermal energy of heat pipe.
The thickness of the fin is 0.2-3mm；The height of fin is 10-30mm, and the spacing of fin and fin is
18—60mm。
Thickness, the height of fin are designed according to the Thermal Conductivity by Using of fin；The thickness of fin is 0.2-3mm, fin
10-30mm of height are that have relationship according to the heat transfer of the high temperature heat conducting medium in heat conducting pipe, and too low fin height influences heat
The conduction surface of energy is limited, and the conduction that excessively high fin height influences thermal energy is not got on.
The spacing of the fin and fin be 18-60mm be according to the principle of D > 4d (D is the spacing of fin and fin,
D is the diameter of material), so the optimum distance between fin and fin is less than four times of diameter of length of material, in this way may be used
To guarantee that the material in the rotary course of roller drying storehouse would not be stuck between fin.
The heat-conducting work medium is in the pipe for the metal tube that both ends seal.
What the thermally conductive heat exchange of the heat-conducting work medium in the metal tube of the heat pipe utilized is heat pipe for thermal conductivity technology, and thermal energy is logical
The liquid-gas phase transition for crossing heat-conducting work medium carrys out thermally conductive heat exchange.
The heat-conducting work medium is water ether or other working medium.
The diameter of the metal tube is 15-48mm, and the height of metal tube is 80-800mm.
The lower end of the heat pipe is concave shape；The concave shape lower end of heat pipe is fitted in the pipe of heat conducting pipe above, heat pipe
Lower end is fixed by welding on the pipe face of heat conducting pipe, and the lower end of heat pipe and heat conducting pipe are fixed as one.
The thermal energy that heat-conducting medium in heat conducting pipe pipe carries carries out thermally conductive add to the concave shape lower end of heat pipe by heat transfer
Heat.
The lower end of the heat pipe is the evaporator section of heat-conducting work medium, and the tube wall of metal tube is the condensation segment of heat-conducting work medium.
Adjacent spacing between the heat pipe and heat pipe is 50-120mm.
Fixation is respectively welded by metal strip in the top of the heat pipe, is fixedly connected with branch by metal strip between heat pipe and heat pipe
Support.
The lower end of the metal tube of heat pipe and the connection solidness of heat conducting pipe, drop are increased by the fixed heat pipe of metal strip support
The lower end of low metal tube is detached from the hidden danger of heat conducting pipe under the effect of external force, improves the service life of heat pipe.
The heat pipe is an individual integral solder in the outside of heat conducting pipe, and being fixed on for heat pipe arrangement is spiral helicine
On heat conducting pipe；The inside of heat pipe and the inside of heat conducting pipe are not communicated with；Leakage is generated when damage occurs in a certain heat pipe, not shadow
Ring the use of entire three dryness storehouses.
The spiral heating device is mounted in three dryness storehouses, and the spiral heating device quantity in three dryness storehouses is
3-9 groups.
The spiral heating device spirally arranged can give the thermally conductive heating of material, can also play in dry materials
The effect push ahead material when work, stirred；Material must also obtain in the propulsion whipping process of spiral heating device
The drying uniform moisture degree of uniform stirring, material is also improved.
The heat conducting pipe of the spiral heating device is fixed on the cylinder of the outer drying cylinder of three dryness storehouses；Spiral heating
The heat conducting pipe of device is fixedly welded on the cylinder of the middle drying cylinder of three dryness storehouses；The fixed weldering of the heat conducting pipe of spiral heating device
It connects on the cylinder of the interior drying cylinder of three dryness storehouses.
The thermal energy import of the heat conducting pipe of the spiral heating device of the outer drying cylinder is from the discharge port of outer drying cylinder
Between extend out；Prolong from the centre of the feed inlet of interior drying cylinder the thermal energy outlet of the heat conducting pipe of the spiral heating device of interior drying cylinder
Stretching is gone.
The thermal energy import of the heat conducting pipe of the spiral heating device of the outer drying cylinder is from dynamic on the elbow of discharge device
The centre of sealing device extends out, and the thermal energy import of the heat conducting pipe of the spiral heating device of outer drying cylinder is connected by thermal energy conduit
It connects on the heating device of peripheral hardware, the heat-conducting medium after the heating devices heat of peripheral hardware passes through thermal energy conduit leading through outer drying cylinder
The thermal energy import of heat pipe enters the inside of the spiral heating device of outer drying cylinder.The heat conducting pipe of the spiral heating device of outer drying cylinder
When rotating together as three dryness storehouses are synchronous, by dynamic sealing device come dynamic sealing between elbow and heat conducting pipe, leakage is not generated
Gas.
The thermal energy of the heat conducting pipe of the spiral heating device of the interior drying cylinder is exported from dynamic on the elbow of feeding device
The centre of sealing device extends out；The thermal energy outlet of the heat conducting pipe of the spiral heating device of interior drying cylinder is connected by thermal energy conduit
It connects on the heating device of peripheral hardware.Extend the heat conducting pipe of the spiral heating device of the interior drying cylinder of elbow and the junction of elbow
By dynamic sealing device come dynamic sealing；While the heat conducting pipe rotation of the spiral heating device of interior drying cylinder, interior drying cylinder
The junction of heat conducting pipe and elbow is sealed air-tight.
Heat-conducting medium circulating heat conduction inside the spiral heating device in three dryness storehouses exchanges heat；Heat-conducting medium is logical
After crossing peripheral hardware heating devices heat, carries the heat-conducting medium of thermal energy and pass through the heat conducting pipe of the spiral heating device in outer drying cylinder
Thermal energy import enters spiral heating device through heat conducting pipe.
Further, the heat-conducting medium in the spiral heating device in outer drying cylinder is by cylinder warm in outer cylinder thermal energy outlet warp
In spiral heating device in energy import entrance in drying cylinder；The outlet of outer cylinder thermal energy and middle cylinder thermal energy import correspond to each other fixed connect
It is connected together.
Further, the heat-conducting medium in the spiral heating device in middle drying cylinder is exported by middle cylinder thermal energy through inner cylinder heat
Energy import enters in the spiral heating device in interior drying cylinder；Middle cylinder thermal energy outlet and the import of inner cylinder thermal energy correspond to each other fixed connect
It is connected together.
Further, the heat-conducting medium in the spiral heating device in interior drying cylinder exports row by the thermal energy of heat conducting pipe
Spiral heating device in interior drying cylinder out.
Further, the heat-conducting medium of the spiral heating device in being discharged in drying cylinder passes through the heating device of peripheral hardware again
Secondary heating, the heat-conducting medium for carrying thermal energy enter outer drying through heat conducting pipe again by the thermal energy import of the heat conducting pipe of outer drying cylinder
Spiral heating device in cylinder, the circulation of heat-conducting medium in cycles is heated, thermally conductive.
The heat-conducting medium is conduction oil water or other liquid.
Spiral heating device and three dryness storehouses are synchronous when rotating together, spiral heating device with three dryness storehouses rotation
Turn, the lower end of the heat pipe of spiral heating device constantly changes upper and lower position.Due to the working principle of gravity assisted heat pipe, heat pipe
Lower end is in the lower position of heat pipe, thermally conductive Jie after the heat-conducting work medium in heat pipe flows at the lower end of heat pipe, in heat conducting pipe pipe
Lower end of tube wall of the thermal energy that matter carries through heat conducting pipe by heat transfer to heat pipe carries out thermally conductive heating.
Next step, the thermal energy that the heat-conducting medium in heat conducting pipe carries is by the lower end of heat pipe to liquid in heat pipe
Heat-conducting work medium provides thermal energy.
Next step, after the thermally conductive heating that the liquid heat-conducting work medium at the lower end of heat pipe passes through the thermal energy on heat conducting pipe
Gasification, the gasiform heat-conducting work medium after gasification move in the inner cavity of heat pipe, the gold that gasiform heat-conducting work medium passes through heat pipe
After the roller and the outside heat conduction and heat radiation of fin that belong to pipe, gasiform heat-conducting work medium is condensed into liquid heat-conducting work medium, after condensation
Liquid heat-conducting work medium flow at the lower end of heat pipe after heat gasify again.
Next step, the thermally conductive heat exchange of thermal energy is by the liquid-gas phase transition of heat-conducting work medium come thermally conductive heat exchange, and heat-conducting work medium is in warm
The inside of pipe carries out the thermally conductive heat exchange of liquid-gas phase transition.
The thermal energy that heat-conducting work medium carries in the heat pipe is added by heat transfer, heat radiation to the material around heat pipe is thermally conductive
Heat.
The thermal energy that the heat-conducting medium carries is led by the heat transfer of heat conducting pipe, heat radiation to the material around heat conducting pipe
Heat heating.
Under the driving device induced effect of peripheral hardware, three dryness storehouses can be risen three dryness storehouses with rotary motion
Come.
The thermal energy that the heat-conducting medium carries carries out heat conduction and heat radiation, thermal conversion efficiency to material by spiral heating device
High and loss is small, improves thermally conductive heat transfer rate.
The spiral heating device is three-dimensional heat exchange, the cylinder of the heat exchange area of spiral heating device than three dryness storehouses
Area increases 18-60 times, and the heat exchange area of spiral heating device accelerates the thermally conductive heat exchange of thermal energy.
The vacuum conductive drying energy consumption index of three dry vacuum containers of spiral heating is 2800-3500 kilojoule per kilogram of water,
And convective drying is 5500-8500 kilojoule per kilogram of water；The thermal energy availability of convective drying is and true generally 20-50%
Empty conductive drying theoretically can be close to 100%, this is because the vacuum conductive drying of three dry vacuum containers of spiral heating is not
Hot-blast Heating material is needed, it is small by the thermal losses for being vented lost.Three dry vacuum containers of spiral heating are in constant speed drying section, because true
Sky or decompression reduce the boiling point of water, and material heating is minimum, and heat almost all is used to evaporate hygroscopic water, such as approach or are less than
When critical moisture content, the power savings advantages of the vacuum conductive drying of three dry vacuum containers of spiral heating are bigger.
It is without the use of extra hot-air when three dry vacuum container dried materials of spiral heating, therefore is vented taken away heat waste
Losing can be neglected, and whole availability is 80% -90%, the spiral heating device of three dry vacuum containers of spiral heating
The availability for conducting heat exchange is high.
Material passes sequentially through interior drying cylinder, middle drying cylinder, outer drying cylinder.
The workflow of heating, the drying of the material of three dry vacuum containers of spiral heating is as follows:
One, airlock is started, material passes sequentially through feed hopper, airlock, the elbow of feeding device, the feed inlet of interior drying cylinder
Into in the storehouse of interior drying cylinder；Further, material is gone out under the impetus of helical blade by the inner cylinder of interior drying cylinder
In storehouse of the mouth by drying cylinder in middle cylinder import entrance；Further, material pass through under the impetus of helical blade in do
The middle cylinder outlet of dry cylinder is entered by outer cylinder import in the storehouse of outer drying cylinder.
Two, after the heating devices heat that heat-conducting medium passes through peripheral hardware, the thermal energy that heat-conducting medium carries is filled by spiral heating
It sets and carries out thermally conductive heating to the material in three dryness storehouses；Material in three dryness storehouses has obtained the heating of thermal energy, material into
It goes after vacuum drying drying, reaches the material of necessary requirement water content standard.
Three, the moisture that gasification generates when dry materials in three dryness storehouses is gone out by exhaust outlet by vacuum pump set pump drainage.
Four, material passes sequentially through going out for outer drying cylinder under the impetus of helical blade after the drying in three dryness storehouses
Three dryness storehouses are discharged in material mouth, elbow, the airlock of discharge device, discharging hopper.
The present invention has the advantages that compared with existing three dryness storehouses: a kind of three dry vacuum containers of spiral heating
The heat conduction and heat radiation that is conducted by spiral heating device to material of thermal energy that carries of heat-conducting medium, spiral heating device exchanges heat
The area of the cylinder of three dryness storehouses of area ratio increases 18-60 times, accelerates the thermally conductive heat exchange of thermal energy.Thermally conductive cored slab
The inside of internal and adjacent thermally conductive cored slab is not communicated with, and generates leakage when damage occurs in a certain piece of thermally conductive cored slab, no
Influence the use of entire three dryness storehouses.It is without the use of extra hot-air when three dry vacuum container dried materials of spiral heating,
Therefore be vented taken away heat loss and can be neglected, whole availability is 80%-90%, and the thermal energy that heat-conducting medium carries passes through
The heat conduction and heat radiation that spiral heating device is conducted to material, heat-conducting work medium carry out the thermally conductive of liquid-gas phase transition in the inside of heat pipe
Heat exchange；The availability of the conduction heat exchange of thermal energy is high.Exhaust outlet moisture is discharged outside the storehouse of three dryness storehouses, spiral heating dress
Material when setting to drying is stirred propulsion, improves the drying uniformity of material, material can pass through feeding device and row
Expect that device continuously ceaselessly passes in and out three dryness storehouses, material can carry out successional vacuum drying, the dry effect of improving material
Rate and optimization dry materials effect.
Detailed description of the invention:
Fig. 1, for the structural schematic diagram of three dry vacuum containers of spiral heating of the present invention；
Fig. 2, for three dry vacuum containers of spiral heating of the present invention outer drying cylinder structural schematic diagram；
Fig. 3, for three dry vacuum containers of spiral heating of the present invention middle drying cylinder structural schematic diagram；
Fig. 4, for three dry vacuum containers of spiral heating of the present invention interior drying cylinder structural schematic diagram；
Fig. 5, for three dry vacuum containers of spiral heating of the present invention spiral heating device heat conducting pipe surface structure schematic diagram；
Fig. 6, for three dry vacuum containers of spiral heating of the present invention spiral heating device cross-sectional view；
Fig. 7, for three dry vacuum containers of spiral heating of the present invention interior drying cylinder feed inlet and feeding device connection structure
Schematic diagram；
Fig. 8, for three dry vacuum containers of spiral heating of the present invention outer drying cylinder discharge port and discharge device connection structure
Schematic diagram.
In attached drawing figure: 1, three tin dryness storehouse, 2, discharge device, 3, feeding device, 4, spiral heating device, 5, discharge port,
6, feed inlet, 9, heat-conducting medium, 10, thermal energy import, 11, thermal energy outlet, 12, middle drying cylinder, 13, outer drying cylinder, 14, interior dry
Dry cylinder, 15, exhaust outlet, 16, middle cylinder baffle, 17, the outlet of outer cylinder thermal energy, 18, the outlet of middle cylinder thermal energy, 19, middle cylinder thermal energy import,
20, inner cylinder exports, 21, middle cylinder import, 22, the outlet of middle cylinder, 23, outer cylinder import, 24, inner cylinder thermal energy import, 25, helical blade,
26, outer cylinder baffle, 27, airlock, 28, elbow, 29, dynamic sealing device, 30, elbow import, 31, elbow outlet, 32, flange connects
Head, 33, sealing device, 34, heat conducting pipe, 35, heat-conducting work medium, 36, lower end, 37, flow direction of material mark, 38, top, 39, fin,
40, metal tube, 41, heat pipe.
Specific embodiment:
The present invention is described further with reference to the accompanying drawings and examples.
Embodiment:
Three dry vacuum containers of spiral heating as shown in Figure 1 include three dryness storehouses 1, feeding device 3, discharge device 2, spiral
Heating device 4.
The face shaping of three dryness storehouses 1 is cylindric.
The diameter of three dryness storehouses 1 is 1800mm；The length of three dryness storehouses 1 is 6000mm.
Three dryness storehouses 1 include outer drying cylinder 13, middle drying cylinder 12, interior drying cylinder 14, helical blade 25.
There is feed inlet 6 on the interior drying cylinder 14 of one end of three dryness storehouses 1, the other end of three dryness storehouses 1
There is discharge port 5 on outer drying cylinder 13.
Such as Fig. 1, helical blade 25 is fixed on the cylinder of interior drying cylinder 14 shown in Fig. 4, helical blade 25 is dry inside
Arrangement on the cylinder of cylinder 14 is spirally to arrange.Helical blade 25 plays the role of promoting material, the charging of interior drying cylinder 14
Material at mouth 6 is dry in 20 entrance of inner cylinder outlet that material passes through interior drying cylinder 14 under the impetus of helical blade 25
In cylinder 12.
Such as Fig. 1, it is fixed with helical blade 25 on the cylinder of middle drying cylinder 12 shown in Fig. 3, helical blade 25 is in middle drying
Arrangement on the cylinder of cylinder 12 is spirally to arrange.Helical blade 25 plays the role of promoting material, the middle cylinder of middle drying cylinder 12
Material at import 21 under the impetus of helical blade 25, material therefrom drying cylinder 12 middle cylinder outlet 22 enter outer dryings
In cylinder 13.
Helical blade 25 is fixed on the cylinder of outer drying cylinder 13 as shown in Fig.1 and Fig.2, helical blade 25 is dried outside
Arrangement on the cylinder of cylinder 13 is spirally to arrange.Helical blade 25 plays the role of promoting material, the outer cylinder of outer drying cylinder 13
For material at import 23 under the impetus of helical blade 25, outer drying cylinder is discharged from the discharge port 5 of outer drying cylinder 13 in material
13。
The interior drying cylinder 14 is in the inside of middle drying cylinder 12, and middle drying cylinder 12 is in the outside of outer drying cylinder 13；Three
The concentric outer drying cylinder 13 of different-diameter, middle drying cylinder 12, interior drying cylinder 14 according to certain mathematical relationship and structure type,
Phase build-in is composed surely each other.
The outer drying cylinder 13 of three dryness storehouses 1, the inside of middle drying cylinder 12, interior drying cylinder 14 is intercommunication.
Because the internal diameter of the outer drying cylinder 13 of three dryness storehouses 1, middle drying cylinder 12, interior drying cylinder 14 is different；Outside
Drying cylinder 13, middle drying cylinder 12, diameter of the interior drying cylinder 14 from feed inlet to discharge port is gradually to amplify, the gradually amplification of diameter
It is also convenient for the flowing of material from high to low.
Such as Fig. 1, Fig. 2, outer cylinder cylinder at the outer cylinder import 23 of outer drying cylinder 13 shown in Fig. 3 is by outer cylinder baffle 26 and interior
Inner cylinder cylinder sealing at the feed inlet 6 of drying cylinder 14 is fixed together.
Middle cylinder cylinder at the middle cylinder import 21 of the middle drying cylinder 12 by middle 16 fixing seal of cylinder baffle together, in
Middle cylinder cylinder at the surrounding of cylinder baffle 16 and the middle cylinder import 21 of middle drying cylinder 12 is fixed together.
The interposition of the middle cylinder baffle 16 is equipped with the ventilation mouth of 80mm.
Such as Fig. 1, feeding device 3 shown in Fig. 7 includes airlock 27, elbow 28, bump joint 32, sealing device 33, row
Port 15, dynamic sealing device 29.
The dynamic sealing device 29 is mounted on the outside of elbow 28.
The exhaust outlet 15 is fixed on elbow 28, what exhaust outlet 15 and elbow 28 were connected to one；Exhaust outlet
It inside 15 pipe and is ventilation inside elbow 28.
The moisture that gasification generates when dry materials in three dryness storehouses 1 is by exhaust outlet 15 by vacuum pump set pump drainage
It goes out.
The moisture at 5 end of discharge port in the outer drying cylinder 13 can pass through the ventilation mouth in middle 16 middle position of cylinder baffle
Into in interior drying cylinder 14, the moisture in outer drying cylinder 13 simultaneously can be by outer cylinder import 23 by cylinder in middle drying cylinder 12
In the cylinder entrance of import 21 in drying cylinder 12.
Moisture in the middle drying cylinder 12 is entered in interior drying cylinder 14 by middle cylinder import 21.
Moisture in the interior drying cylinder 14 is gone out by exhaust outlet 15 by vacuum pump set pump drainage.
The bump joint 32 of the feeding device 3 is fixedly connected on the feed inlet 6 of the interior drying cylinder 14 of three dryness storehouses 1
On, the feed inlet 6 of bump joint 32 and three dryness storehouses 1 is connected to one；The elbow outlet 31 of elbow 28 and flange connect
Between first 32 by sealing device 33 come dynamic sealing connection, when three dryness storehouses 1 rotate under external force, bump joint 32 with
The synchronous rotary together of interior drying cylinder 14 of three dryness storehouses 1.Bump joint 32 is same with the interior drying cylinder 14 of three dryness storehouses 1
When step rotation, exhaust outlet 15 be it is fixed, by sealing device 33 between the elbow of elbow 28 outlet 31 and bump joint 32
Dynamic sealing, do not generate gas leakage；The lower end of airlock 27 is fixedly connected in the elbow import 30 of elbow 28, airlock 27
One feed hopper can be installed on upper end；Feed hopper is played the role of being to concentrate transporting into airlock 27 scattered material
Interior, airlock 27 is supported by bracket is fixed.
The elbow 28 is bellows.
At the described elbow outlet 31 can small range up and down it is mobile, be connected to the curved of elbow 28 on airlock 27
Head import 30 is fixed.
Three dryness storehouses 1 can wave up and down in rotary course, bellows production elbow 28 it is curved
Head outlet 31 can small range up and down it is mobile；Ensured synchronous three dryness storehouses 1 in elbow outlet 31 of elbow 28 into
The rotation up and down of material mouth 6 avoids the sealing leak between the elbow 28 and bump joint 32 at elbow outlet 31.
Such as Fig. 1, discharge device 2 shown in Fig. 8 includes airlock 27, elbow 28, bump joint 32, and sealing device 33 moves
Sealing device 29.
The dynamic sealing device 29 is mounted on the outside of elbow 28.
The bump joint 32 of the discharge device 2 is fixedly connected on the discharge port 5 of the outer drying cylinder 13 of three dryness storehouses 1
On, the discharge port 5 of the outer drying cylinder 13 of bump joint 32 and three dryness storehouses 1 is connected to one；The elbow of elbow 28 into
By sealing device 33 come dynamic sealing connection between mouth 30 and bump joint 32；When three dryness storehouses 1 rotate under external force,
Bump joint 32 with three dryness storehouses 1 the synchronous rotary together of outer drying cylinder 13.Bump joint 32 is with three dryness storehouses 1
It is close by the dynamic of sealing device 33 between the elbow import 30 and bump joint 32 of elbow 28 when outer 13 synchronous rotary of drying cylinder
Envelope, does not generate gas leakage；The upper end of airlock 27 is fixedly connected in the elbow outlet 31 of elbow 28, can on the lower end of airlock 27
To install a discharging hopper；Discharging hopper played the role of be after drying material concentration be discharged into suitable position, close
Wind device 27 is supported by bracket is fixed.
The elbow 28 is bellows.
The elbow import 30 of the elbow 28 can small range up and down it is mobile, be connected to elbow on airlock 27
28 elbow import 30 is fixed.
Three dryness storehouses 1 can wave up and down in rotary course, bellows production elbow 28 it is curved
At head import 30 can small range up and down it is mobile；Synchronous three dryness storehouses 1 of the elbow import 30 of elbow 28 are ensured
The rotation up and down of feed inlet 6, avoids the sealing leak between the elbow 28 at elbow import 30 and bump joint 32.
What the airlock 27 played the role of is continuity conveying discharge and partition lock gas, reduces the gas reduced outside storehouse
Body enters the air inflow in three dryness storehouses 1.
After three dryness storehouses 1 are mounted with feeding device 3 and discharge device 2, material passes through feeding device 3 and discharge
Device 2 is continuous ceaselessly to pass in and out three dryness storehouses 1, and material can carry out successional vacuum drying, the dry effect of improving material
Rate and optimization dry materials effect.
The sealing device 33 is device for sealing magnetic fluid.
Such as Fig. 1, Fig. 5, spiral heating device 4 shown in fig. 6 includes heat pipe 41, heat conducting pipe 34.
The heat conducting pipe 34 is the pipe of metal production, and heat conducting pipe 34 is in by the processing modelling of bending machine, heat conducting pipe 34
Helical arrangement.
The heat conducting pipe 34 of helical arrangement can reduce the stress of heat conducting pipe caused by thermal expansion difference, thus suitably
Enhance the anti-performance expanded with heat and contract with cold of heat conducting pipe.
The diameter of the heat conducting pipe 34 is 48mm, and the length of heat conducting pipe 34 is 12000mm.
The heat conducting pipe 34 has thermal energy import 10 and thermal energy outlet 11.
The heat pipe 41 includes metal tube 40, heat-conducting work medium 35, fin 39.
The fin 39 is fixed on the tube wall exterior of metal tube 40, and fin 39 and metal tube 40 are integrated；Fin 39
For increasing the heat dissipation area of heat pipe 41, thermally conductive, the radiating rate of the thermal energy of heat pipe 41 are improved.
The thickness of the fin 39 is 0.5mm；The height of fin 39 is 20mm, and fin 39 and the spacing of fin 39 are
50mm。
The heat-conducting work medium 35 is in the pipe for the metal tube 40 that both ends seal.
What the thermally conductive heat exchange of the heat-conducting work medium 35 in the heat pipe 41 utilized is heat pipe for thermal conductivity technology, and thermal energy is by leading
The liquid-gas phase transition of hot working fluid 35 carrys out thermally conductive heat exchange.
The heat-conducting work medium 35 is water.
The diameter of the metal tube 40 is 48mm, and the height of metal tube 40 is 300mm.
The lower end 36 of the heat pipe 41 is concave shape；The lower end 36 of concave shape is fitted in the pipe of heat conducting pipe 34 above,
The lower end 36 of heat pipe 41 is fixed by welding on the pipe face of heat conducting pipe 34, and the lower end 36 of heat pipe 41 and heat conducting pipe 34 are fixed as one
Body.
Lower end 36 of the thermal energy that heat-conducting medium in 34 pipe of heat conducting pipe carries by heat transfer to the concave shape of metal tube 40
Carry out thermally conductive heating.
The lower end 36 of the heat pipe 41 is the evaporator section of heat-conducting work medium 35, and the tube wall of metal tube 40 is heat-conducting work medium 35
Condensation segment.
Adjacent spacing between the heat pipe 41 and heat pipe 41 is 80mm.
Fixation is respectively welded by metal strip in the top of the heat pipe 41, is fixed between heat pipe 41 and heat pipe 41 by metal strip
Connection support.
The lower end 36 of the metal tube 40 of heat pipe 41 and the company of heat conducting pipe 34 are increased by the fixed heat pipe 41 of metal strip support
Solidness is connect, the lower end 36 for reducing metal tube 40 is detached from the hidden danger of heat conducting pipe 34 under the effect of external force, improves heat pipe 41
Service life.
The heat pipe 41 is an individual integral solder in the outside of heat conducting pipe 34, and what heat pipe 41 arranged is fixed on spiral shell
On the heat conducting pipe 34 for revolving shape；The inside of heat pipe 41 and the inside of heat conducting pipe 34 are not communicated with；When a certain heat pipe 41 damages
It is bad to generate leakage, the use of entire three dryness storehouses 1 is not influenced.
The spiral heating device 4 is mounted in three dryness storehouses 1, the number of spiral heating device 4 in three dryness storehouses 1
Amount is 3 groups.
The spiral heating device 4 can give the thermally conductive heating of material, can also play object in dry materials work
Expect the effect pushed ahead, stirred；Material must also obtain uniform stirring in the propulsion whipping process of spiral heating device 4,
The drying uniform moisture degree of material is also improved.
The heat conducting pipe 34 of the spiral heating device 4 is fixed on the cylinder of the outer drying cylinder 13 of three dryness storehouses 1；Spiral shell
On the cylinder for the middle drying cylinder 12 that the heat conducting pipe 34 of rotation heating device 4 is fixedly welded on three dryness storehouses 1；Spiral heating device 4
The interior drying cylinder 14 that is fixedly welded on three dryness storehouses 1 of heat conducting pipe 34 cylinder on.
Such as Fig. 1, Fig. 7, the thermal energy import 10 of the heat conducting pipe 34 of the spiral heating device 4 of outer drying cylinder 13 shown in Fig. 8 from
The centre of the discharge port 5 of outer drying cylinder 13 extends out；The thermal energy of the heat conducting pipe 34 of the spiral heating device 4 of interior drying cylinder 14 goes out
Mouth 11 is extended out from the centre of the feed inlet 6 of interior drying cylinder 14.
Such as Fig. 1, the thermal energy import 10 of the heat conducting pipe 34 of the spiral heating device 4 of outer drying cylinder 13 shown in Fig. 8 is from discharge
The centre of dynamic sealing device 29 on the elbow 28 of device 2 extends out, the heat conducting pipe of the spiral heating device 4 of outer drying cylinder 13
34 thermal energy import 10 is connected on the heating device of peripheral hardware by thermal energy conduit, thermally conductive Jie after the heating devices heat of peripheral hardware
Matter enters the spiral heating device 4 of outer drying cylinder 13 by the thermal energy import 10 of heat conducting pipe 34 of the thermal energy conduit through outer drying cylinder 13
Inside.When the heat conducting pipe 34 of the spiral heating device 4 of outer drying cylinder 13 rotates together as three dryness storehouses 1 are synchronous, elbow
Gas leakage is not generated come dynamic sealing by dynamic sealing device 29 between 28 and heat conducting pipe 34.
Such as Fig. 1, the thermal energy of the heat conducting pipe 34 of the spiral heating device 4 of interior drying cylinder 14 shown in Fig. 7 exports 11 from charging
The centre of dynamic sealing device 29 on the elbow 28 of device 3 extends out；The heat conducting pipe of the spiral heating device 4 of interior drying cylinder 14
34 thermal energy outlet 11 is connected on the heating device of peripheral hardware by thermal energy conduit；By dynamic sealing between heat conducting pipe 34 and elbow 28
Device 29 carrys out dynamic sealing；While the heat conducting pipe 34 of the spiral heating device 4 of interior drying cylinder 14 rotates, interior drying cylinder 14
The junction of heat conducting pipe 34 and elbow 28 is sealed air-tight.
Spiral heating device 4 inside circulating heat conduction heat exchange of the heat-conducting medium in three dryness storehouses 1；Heat-conducting medium
After peripheral hardware heating devices heat, heat-conducting medium the leading by the spiral heating device 4 in outer drying cylinder 13 of thermal energy is carried
The thermal energy import 10 of heat pipe 34 enters spiral heating device 4 through heat conducting pipe 34.
Further, the heat-conducting medium in the spiral heating device 4 in outer drying cylinder 13 is by 17 warp of outer cylinder thermal energy outlet
In spiral heating device 4 in the middle entrance of cylinder thermal energy import 19 in drying cylinder 12；Outer cylinder thermal energy outlet 17 and middle cylinder thermal energy import
19 reciprocal correspondences are stationarily connected to together.
Further, the heat-conducting medium in the spiral heating device 4 in middle drying cylinder 12 is by 18 warp of middle cylinder thermal energy outlet
Inner cylinder thermal energy import 24 enters in the spiral heating device 4 in interior drying cylinder 14；Middle cylinder thermal energy outlet 18 and inner cylinder thermal energy import
24 reciprocal correspondences are stationarily connected to together.
Further, the heat-conducting medium in the spiral heating device 4 in interior drying cylinder 14 passes through the thermal energy of heat conducting pipe 34
The spiral heating device 4 in interior drying cylinder 14 is discharged in outlet 11.
Further, the heat-conducting medium of the spiral heating device 4 in being discharged in drying cylinder 14 is filled by the heating of peripheral hardware
It sets and heats again, carry the thermal energy import 10 of the heat-conducting medium of thermal energy again by the heat conducting pipe 34 of outer drying cylinder 13 through heat conducting pipe
34 enter the spiral heating device 4 in outer drying cylinder 13, and the circulation of heat-conducting medium in cycles is heated, thermally conductive.
The heat-conducting medium is conduction oil.
Such as Fig. 1, spiral heating device 4 shown in fig. 6 is synchronous with three dryness storehouses 1 when rotating together, spiral heating device 4
With the rotation of three dryness storehouses 1, the lower end 36 of the heat pipe 41 of spiral heating device 4 constantly changes upper and lower position.Due to
The working principle of gravity assisted heat pipe 41, in the lower position of heat pipe 41, liquid in heat pipe 41 is led for the lower end 36 of heat pipe 41
After hot working fluid 35 flows at the lower end 36 of heat pipe 41, the thermal energy that the heat-conducting medium 9 in 34 pipe of heat conducting pipe carries passes through heat conducting pipe 34
Tube wall carry out thermally conductive heating to the lower end 36 of heat pipe 41.
Next step, the thermal energy that the heat-conducting medium 9 in heat conducting pipe 34 carries is by the lower end 36 of heat pipe 41 in heat pipe 41
Liquid heat-conducting work medium 35 provide thermal energy.
Next step, liquid heat-conducting work medium 35 the leading by the thermal energy on heat conducting pipe 34 at the lower end 36 of heat pipe 41
Gasify after heat heating, the gasiform heat-conducting work medium 35 after gasification moves the gasiform heat-conducting work medium in the inner cavity of heat pipe 41
After 35 roller and the outside heat conduction and heat radiation of fin 39 by the metal tube 40 of heat pipe 41, gasiform heat-conducting work medium 35 is condensed into liquid
The heat-conducting work medium 35 of body shape, heat gas again after condensed liquid heat-conducting work medium 35 flows at the lower end 36 of heat pipe 41
Change.
Next step, the thermally conductive heat exchange of thermal energy is by the liquid-gas phase transition of heat-conducting work medium 35 come thermally conductive heat exchange, heat-conducting work medium 35
The thermally conductive heat exchange of liquid-gas phase transition is carried out in the inside of heat pipe 41.
The thermal energy that the inner heat-conducting work medium 35 of heat pipe 41 carries is by heat transfer, heat radiation to the material around heat pipe 41
Thermally conductive heating.
The thermal energy that the heat-conducting medium carries passes through the heat transfer of heat conducting pipe 34, heat radiation to the object around heat conducting pipe 34
Expect thermally conductive heating.
Under the driving device induced effect of peripheral hardware, three dryness storehouses 1 can be risen three dryness storehouses 1 with rotary motion
Come.
The thermal energy that the heat-conducting medium carries carries out heat conduction and heat radiation, hot-cast socket effect to material by spiral heating device 4
Rate is high and loss is small, improves thermally conductive heat transfer rate.
The spiral heating device 4 is three-dimensional heat exchange, and the heat exchange area of spiral heating device 4 is than three dryness storehouses 1
Cylinder area increases 18-60 times, and the heat exchange area of spiral heating device 4 accelerates the thermally conductive heat exchange of thermal energy.
Such as Fig. 1, Fig. 2, Fig. 3, shown in the flow direction of material mark 37 in Fig. 4: material passes sequentially through interior drying cylinder 14, middle drying
Cylinder 12, outer drying cylinder 13.
The workflow of heating, the drying of the material of three dry vacuum containers of spiral heating is as follows:
One, airlock 27 is started, material passes sequentially through feed hopper, airlock 27, the elbow 28 of feeding device 3, interior drying cylinder
14 feed inlet 6 enters in the storehouse of interior drying cylinder 14；Further, material is under the impetus of helical blade 25 by interior
In storehouse of the inner cylinder outlet 20 of drying cylinder 14 by drying cylinder 12 in middle cylinder import 21 entrance；Further, material is in helical-blade
Middle cylinder outlet 22 under the impetus of piece 25 by middle drying cylinder 12 is entered by outer cylinder import 23 in the storehouse of outer drying cylinder 13.
Two, after the heating devices heat that heat-conducting medium passes through peripheral hardware, the thermal energy that heat-conducting medium carries is filled by spiral heating
It sets 4 and carries out thermally conductive heating to the material in three dryness storehouses 1；Material in three dryness storehouses 1 has obtained the heating of thermal energy, material
After carrying out vacuum drying drying, reach the material of necessary requirement water content standard.
Three, the moisture that gasification generates when dry materials in three dryness storehouses 1 is pumped out by exhaust outlet 15 by vacuum pump set
It goes.
Four, material passes sequentially through outer drying cylinder under the impetus of helical blade 25 after the drying in three dryness storehouses 1
Three dryness storehouses 1 are discharged in 13 discharge port 5, elbow 28, the airlock 27 of discharge device 2, discharging hopper.
Above embodiments are merely used to help understand production method and its core concept of the invention, and specific implementation is not limited to
In above-mentioned specific embodiment, those skilled in the art from the above idea, without creative labor, is made
Variation, all fall within protection scope of the present invention.
Claims (5)
1. a kind of three dry vacuum containers of spiral heating, including three dryness storehouses (1), feeding device (3), discharge device (2), spiral shell
It revolves heating device (4)；It is characterized by: spiral heating device (4) is mounted in three dryness storehouses (1), three dryness storehouse (1) peaces
After having filled feeding device (3) and discharge device (2), material is continuously ceaselessly passed in and out by feeding device (3) and discharge device (2)
Three dryness storehouses (1), material can carry out successional vacuum drying；
Three dryness storehouses (1) include outer drying cylinder (13), middle drying cylinder (12), interior drying cylinder (14), helical blade
(25)；Outer cylinder cylinder at the outer cylinder import (23) of outer drying cylinder (13) by outer cylinder baffle (26) and interior drying cylinder (14) charging
Inner cylinder cylinder sealing at mouth (6) is fixed together；The surrounding of middle cylinder baffle (16) and the middle cylinder import of middle drying cylinder (12)
(21) the middle cylinder cylinder at is fixed together；
The interposition of the middle cylinder baffle (16) is equipped with the ventilation mouth of 38-180mm；
The feeding device (3) includes airlock (27), elbow (28), bump joint (32), sealing device (33), exhaust outlet
(15), dynamic sealing device (29)；Exhaust outlet (15) is fixed on elbow (28)；
The bump joint (32) of the feeding device (3) be fixedly connected on the interior drying cylinder (14) of three dryness storehouses (1) into
In material mouth (6), bump joint (32) with three dryness storehouses (1) interior drying cylinder (14) synchronous rotary when, exhaust outlet (15) is
Fixed, the elbow of elbow (28) exports the dynamic sealing between (31) and bump joint (32) by sealing device (33),
Airlock (27) is supported by bracket is fixed；Elbow export at (31) can small range up and down it is mobile, be connected to airlock
(27) the elbow import (30) of elbow (28) is fixed on；
The discharge device (2) includes airlock (27), elbow (28), bump joint (32), sealing device (33), dynamic sealing
Device (29)；The bump joint (32) of discharge device (2) is fixedly connected on the discharging of the outer drying cylinder (13) of three dryness storehouses (1)
On mouthful (5), bump joint (32) with three dryness storehouses (1) outer drying cylinder (13) synchronous rotary when, the elbow of elbow (28)
By the dynamic sealing of sealing device (33) between import (30) and bump joint (32)；The elbow import (30) of elbow (28) can be with
Small range up and down is mobile, and it is fixed for being connected to the elbow import (30) of elbow (28) on airlock (27)；
The spiral heating device (4) includes heat pipe (41), heat conducting pipe (34)；Heat conducting pipe (34) arranges in the shape of a spiral；Heat
Managing (41) includes metal tube (40), heat-conducting work medium (35), fin (39)；Fin (39) is fixed on outside the tube wall of metal tube (40)
Face, fin (39) and metal tube (40) are integrated；Heat-conducting work medium (35) is in the pipe for the metal tube (40) that both ends seal；Heat pipe
(41) lower end (36) is concave shape, and the lower end (36) of heat pipe (41) and heat conducting pipe (34) are fixed as one, heat pipe (41) with
Support is fixedly connected with by metal strip between heat pipe (41)；
The spiral heating device (4) is mounted in three dryness storehouses (1)；Spiral heating device (4) can be thermally conductive to material
Heating can also be played the role of pushing ahead material when dry materials work, stir；
The thermal energy import (10) of the heat conducting pipe (34) of the spiral heating device (4) of the outer drying cylinder (13) is from discharge device
(2) centre of the dynamic sealing device (29) on elbow (28) extends out, close by moving between elbow (28) and heat conducting pipe (34)
Seal apparatus (29) carrys out dynamic sealing；
The thermal energy of the heat conducting pipe (34) of the spiral heating device (4) of the interior drying cylinder (14) exports (11) from feeding device
(3) centre of the dynamic sealing device (29) on elbow (28) extends out；It is close by moving between heat conducting pipe (34) and elbow (28)
Seal apparatus (29) carrys out dynamic sealing；
What the outer cylinder thermal energy outlet (17) and middle cylinder thermal energy import (19) reciprocal correspondence were fixed together, middle cylinder thermal energy
What outlet (18) and inner cylinder thermal energy import (24) reciprocal correspondence were fixed together；Heat-conducting medium is in three dryness storehouses (1)
The internal circulating heat conduction heat exchange of spiral heating device (4)；
The lower end (36) of the heat pipe (41) is the evaporator section of heat-conducting work medium (35), and the tube wall of metal tube (40) is heat-conducting work medium
(35) condensation segment；The thermal energy that heat-conducting medium (9) in heat conducting pipe (34) carries is by the lower end (36) of heat pipe (41) to heat pipe
(41) the liquid heat-conducting work medium (35) in provides thermal energy；Thermal energy is the liquid-gas phase transition by heat-conducting work medium (35) come thermally conductive
Heat exchange；The thermal energy that heat pipe (41) inner heat-conducting work medium (35) carries is by heat transfer, heat radiation to the material around heat pipe (41)
Thermally conductive heating.
2. three dry vacuum containers of a kind of spiral heating according to claim 1, it is characterised in that: three dryness storehouses (1)
Diameter be 1500-5500mm；The length of three dryness storehouses (1) is 3000-16000mm.
3. three dry vacuum containers of a kind of spiral heating according to claim 1, it is characterised in that: elbow (28) is ripple
Pipe or rubber tube.
4. three dry vacuum containers of a kind of spiral heating according to claim 1, it is characterised in that: sealing device (33) is
Dynamic sealing device or device for sealing magnetic fluid.
5. three dry vacuum containers of a kind of spiral heating according to claim 1, it is characterised in that: heat pipe (41) and heat pipe
(41) adjacent spacing between is 50-120mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810135641.6A CN110131994A (en) | 2018-02-09 | 2018-02-09 | Three dry vacuum containers of spiral heating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810135641.6A CN110131994A (en) | 2018-02-09 | 2018-02-09 | Three dry vacuum containers of spiral heating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110131994A true CN110131994A (en) | 2019-08-16 |
Family
ID=67567994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810135641.6A Withdrawn CN110131994A (en) | 2018-02-09 | 2018-02-09 | Three dry vacuum containers of spiral heating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110131994A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI756582B (en) * | 2019-11-08 | 2022-03-01 | 見光機械工業股份有限公司 | Multi-level barrel dryer |
-
2018
- 2018-02-09 CN CN201810135641.6A patent/CN110131994A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI756582B (en) * | 2019-11-08 | 2022-03-01 | 見光機械工業股份有限公司 | Multi-level barrel dryer |
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Application publication date: 20190816 |