CN109529385A - A kind of energy conservation and environmental protection powder drying processing system and powder drying method - Google Patents
A kind of energy conservation and environmental protection powder drying processing system and powder drying method Download PDFInfo
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- CN109529385A CN109529385A CN201811315768.2A CN201811315768A CN109529385A CN 109529385 A CN109529385 A CN 109529385A CN 201811315768 A CN201811315768 A CN 201811315768A CN 109529385 A CN109529385 A CN 109529385A
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- heating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/0011—Heating features
- B01D1/0017—Use of electrical or wave energy
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/0011—Heating features
- B01D1/0041—Use of fluids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B9/00—Presses specially adapted for particular purposes
- B30B9/02—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
- B30B9/20—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using rotary pressing members, other than worms or screws, e.g. rollers, rings, discs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B9/00—Presses specially adapted for particular purposes
- B30B9/02—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
- B30B9/26—Permeable casings or strainers
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Food Science & Technology (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a kind of energy conservation and environmental protection powder drying processing system and powder drying methods.The energy conservation and environmental protection powder drying processing system, comprising: hobbed roller, heating system, heat exchanger, hot-air system, closed round-trip conveying drying system, exhaust fan, hopper by tubulose conveying press filteration system, cast hopper, stone roller and formed；Energy conservation and environmental protection powder drying processing system of the present invention, both can use solar energy or waste heat from tail gas carries out heating and provides dry thermal energy, energy conservation and environmental protection；It can also be thermally dried, not influenced by weather and environment using electric heating, steam, microwave；Automated production, drying efficiency height, at low cost, energy conservation and environmental protection.Solve the problems, such as to produce that powder drying is at high cost, burning fuel heating causes air pollution due to powder wet pulp.
Description
Technical field
The present invention relates to powder drying process field, a kind of energy conservation and environmental protection powder drying processing system and powder are related generally to
Drying means.
Technical background
Existing wet type prepares powder drying technology, is that water content is made in powder wet pulp obtained after wet lapping, ball milling
80%90% slurry is injected in drying tower by slush pump, is spray-dried as the powder below of water content 10%.It is main to use combustion
Fuel burning prepares spray hot wind and enters to heat air evaporation moisture content in drying tower, to evaporate the moisture content of 70%-80%, and it is raw that energy consumption is high
It produces at high cost.And fuel combustion can generate exhaust gas and cause air pollution.
Therefore, the existing technology needs to be improved and developed.
Summary of the invention
In view of above-mentioned deficiencies of the prior art, the purpose of the present invention is to provide a kind of energy conservation and environmental protection powder drying processing systems
System and powder drying method.Aim to solve the problem that powder drying is at high cost, burning fuel heating causes air since powder wet pulp is produced
The problem of pollution.For this purpose, the present invention adopts the following technical solutions:
The invention discloses a kind of energy conservation and environmental protection powder drying processing systems, including convey press filteration system by tubulose, feed intake
Bucket, stone roller hob roller, heating system, heat exchanger, hot-air system, closed reciprocation conveying system, exhaust fan, hopper composition.Its
In, upper material conveyer of the tubulose conveying press filteration system as powder drying processing system, exhaust end lower section is energy conservation and environmental protection
The cast hopper of powder drying processing system；The conveying of most upper one layer closed round-trip conveying drying system is arranged in the cast hopper
Band feeds intake above place, and bottom is provided with stone roller and hobs roller；The air inlet of the hot-air system and closed round-trip conveying drying system
Connection, hot wind derive from the tail gas of solar energy double-skin roof hot-air system or other heating facilities with waste heat；The heating system
It is connect with the heat exchanger being arranged in air inlet, the heating method of heating system is thermally conductive media loop heating system heating or steams
One of vapour heating；One end of the closed round-trip conveying drying system of each layer is arranged in the air inlet；The exhaust outlet
The other end of closed round-trip conveying drying system air inlet is set；The exhaust fan is connect with exhaust outlet.
Energy conservation and environmental protection powder drying processing system of the present invention, by two layers or more of closed round-trip conveying drying system
Superposition composition.Powder clod is defeated from the closed round-trip conveying drying system in upper layer to the closed round-trip conveying drying system of lower layer
It send, by repeatedly round-trip conveying, finally, being dried to discharge bucket of the powder from the closed round-trip conveying drying system of basecoat
Discharge.
Closed round-trip conveying drying system of the present invention, including by enclosed housing, conveyer belt, guide plate washer, go out
Hopper, distributing device, stirrer, traction roller and tensioning roller, dynamical system, microwave applicator composition.Wherein, the conveyer belt
Make cyclic movement when operating, outbound carrying powder in conveyer belt top makees outbound conveying, and conveyer belt lower part return is also held simultaneously
It carries powder and makees return conveying；The guide scraper plate setting surface, guide at the conveying of conveyer belt outbound and return conveying discharging are scraped
Plate and belt edges are arranged in oblique line, and exit is discharge bucket；The discharge bucket setting is conveyed and is returned in conveyer belt outbound
Journey conveys side at discharging, and bottom is provided with stone roller and hobs roller；The distributing device feeding inlet is arranged below discharge bucket, built-in feeding
Helical blade, the setting of cloth material mouth are fed intake in the conveying of conveyer belt outbound and return conveying above place, and cloth material mouth is shorter in length than conveyer belt
Width；Cloth material mouth is provided with cloth height limit and the positioning of both sides flange, limits the thickness of powder particles booth cloth on the conveyor belt
And width；The stirrer setting is both provided with 1 row or multiple rows of stirring in conveyor belt surface, the conveyor belt surface of every journey conveying
Device；The top of return conveying section conveyer belt is arranged in the microwave applicator.
It is the roller that surface is provided with Z-Correct bump mapping Z-correct that stone roller of the present invention, which hobs roller, can be 1 or 2 or a plurality of roller
Cylinder combination settings, are driven by dynamical system；The concavo-convex veining on surface depth, the size that each layer of stone roller hobs roller are all different, more past
Lower layer, Z-Correct bump mapping Z-correct is more shallow, smaller, and the powder granule diameter rolled out is smaller, is finally rolled into powder.
Solar energy double-skin roof hot-air system of the present invention be in the upper surface of building roof, then plus layer of transparent modeling
Material watt, there are the cabinets that certain space is formed between transparent plastic tile and building nitride layer top, and sunlight is through transparent watt of heating
Air in cabinet, closed round-trip transport drying device air inlet draw the heat sky in double-skin roof cabinet by ventilation duct
Gas.
Thermally conductive media loop heating system of the present invention, including by heater, oil pump, circulating line, solenoid valve, thermoelectricity
Even, temperature control system composition；Thermally conductive media loop heating system is connect by circulating line with heat exchanger, and heater heats thermally conductive matchmaker
Body, oil pump drive thermally conductive media circulating-heating heat exchanger, and thermally conductive media can be water or conduction oil；The heater is arranged simultaneously
There are two kinds of heaters of solar energy evacuated pipe heater and electric heater, and is separately installed with solenoid valve control channel, electroheat pair
Monitor thermally conductive media temperature；When operation, usually heated with solar energy based on, as the thermally conductive matchmaker of solar energy evacuated pipe heater heating
When temperature is lower than the minimum temperature set, loop heating system automatically switches to Electric heating under temperature control system control；
When the thermally conductive media temperature of solar energy evacuated pipe heater heating is higher than the maximum temperature of setting, in the control of temperature control system
Under, automatically switch to solar energy vacuum tube heating method.
Energy conservation and environmental protection powder drying processing system of the present invention can be arranged simultaneously using heating system and hot wind system
System provides dry thermal energy for closed round-trip conveying drying system, and is automatically switched under temperature control system control according to setting
Or it is used in combination simultaneously.
Tubulose of the present invention conveys press filteration system, including is held in the palm by filter press cloth band, flat pattern roller station, U-shaped roller station, pressure
Roller group, compression system, water receiving tank, traction roller and tensioning roller, dynamical system composition.Wherein, the flat pattern roller station, U-shaped
Roller station, pressure roller station, are arranged by following sequences respectively: flat pattern roller station, U-shaped roller station, pressure roller station, U-shaped carrying roller
Group, flat pattern roller station.When filter press cloth band is run, by above-mentioned roller station, under the roller station limitation of various combination shape, by putting down
Type is continuous gradually to curve U-shaped, then is rolled into circle, is then opened into U-shaped, finally continues to fully open into flat pattern.The pressure roller station
It is made of multiple carrying rollers, lower half forms the carrier roller combination being in U-shape by 1 horizontal carrying roller, 2 tilting carrying rollers, is also possible to 1
Cone like roller or multiple carrier roller combinations at U-shaped carrier roller combination.The Cone like roller or horizontal carrying roller can install dynamical system additional
Driving；The upper half forms the carrier roller combination being inverted U shape by 1 horizontal carrying roller, 2 tilting carrying rollers, is also possible to a taper support
Roller or multiple carrying rollers form inverted U-shaped carrier roller combination, and each carrying roller is both provided with compression system, and composition can independently stretch
Movable pressure carrier roller combination；The roller station of the upper half and lower half is bonded circle.The compression system driving pressure support
Roller makees telescopic movable, presses to the filter press cloth band for being rolled into tubulose, and pressure mode can be spring, cylinder, hydraulic cylinder pressurization.Institute
It states water receiving tank to be arranged below tubulose filter-pressing strap, accepts, drains the water for being press-filtered out and.
Powder drying processing is carried out using above-mentioned energy conservation and environmental protection powder drying processing system the invention also discloses a kind of
Method and steps, it is described to include:
Since the speed of substance evaporation moisture content is related with temperature, speed air flow and the aerial surface area of exposure,
Temperature is higher, speed air flow is faster, the aerial surface area of exposure is bigger, and moisture evaporation is faster.
Specific implementation of the invention, powder wet pulp convey press filteration system to powder drying processing system cast hopper by tubulose
Conveying；Tubulose filter press cloth band gradually twists into U-shaped under flat pattern roller station, the support of U-shaped roller station, limitation, by tiling, then
Circular tube shaped is rolled under the limitation of pressure roller station；Powder wet pulp is rolled up in tubulose filter press cloth band to powder drying processing system
Conveying, compression system driving pressure carrying roller pressurize to tubulose filter press cloth band, squeeze out the moisture in wet pulp, the water squeezed out
The water receiving tank fallen into below setting tubulose filter press cloth band is divided to drain；After multiple groups pressure roller station squeezing, powder wet pulp becomes
Clod；Then, tubulose filter press cloth U-shaped roller station, tile roller station support under, be gradually opened into U-shaped, finally fully open
For tiling.Tubulose conveys feeding conveying facility of the press filteration system as powder drying processing system, is energy-saving ring below exhaust end
Protect the cast hopper of powder drying processing system.
In above-mentioned example, powder wet pulp is put into tubulose filter-pressing strap U section, and toward the operation of pressure roller station direction, water is being self-possessed
Outflow is shouted from the net of filter-pressing strap under pressure, the water receiving tank being arranged below is fallen into and drains；Wet pulp becomes paste and continues to run, and is applying
Under the limitation for pressing roller station, rolled up in tubulose filter-pressing strap, pressure system driving pressure roller applies tubulose filters pressing conveyer belt
Pressure, squeezes out the water in wet cream, and water is shouted to flow out by the net of filter press cloth band and falls into the water receiving tank being arranged below and drain.Work as powder
When wet cream is transported to powder drying processing system cast hopper, clod is become by wet cream, is put into cast hopper.
Preferably, power drive can be added in the carrying roller of above-mentioned pressure roller station bottom, help tubulose filter press cloth band more steady
Fixed operation.
In example of the present invention, powder clod is put into from the feeding port of cast hopper, and the stone roller for being arranged on bottom hobs roller stone roller and is cut into
Big particle, the conveyer belt for falling into most upper one layer of closed reciprocation conveying system feed intake place.
When powder drying processing system of the present invention is run, cyclic movement is made in conveyer belt operation, big particle to
Outbound conveying is made in the movement of traction roller direction, falls into discharge bucket, is set in the case where discharging is in the guiding role of deflector apron
Stone roller in discharge bucket bottom hobs roller stone roller and is cut into smaller powder granule；Powder granule is fallen into the distributing device being arranged below,
It is fed screw rod to be pushed at the blanking of conveyer belt return operation, divides and returned in conveyor belt surface toward the movement of tensioning roller direction
Journey conveying.Above conveyer belt, it is provided with microwave applicator, in the heat energy uniformly penetrating to powder of microwave heating, and can produce
Raw expansion effect, is conducive to crush；The heat of microwave heating can also be such that the moisture content temperature inside powder increases, and evaporate out of powder
Out, the hot wind flowed quickly through is taken away, and keeps powder drying more efficient；The powder granule of return conveying is in guiding in discharging
It is fallen into discharge bucket under the guiding role of plate washer, the stone roller for being arranged on discharge bucket bottom hobs roller stone roller and is cut into smaller powder
Grain；Powder granule is fallen into the distributing device being arranged below, and is fed screw rod and is pushed to the closed round-trip conveying drying of next layer
At the conveyer belt blanking of device, booth cloth makees outbound conveying toward the movement of traction roller direction in conveyor belt surface.Repeat above-mentioned, powder
Particle by the closed round-trip transport drying device of multilayer it is multiple it is round-trip, from top to bottom satisfy layer conveying, by stone roller hob roller stone roller cut,
Pulverize into more and more tiny particle, finally by drying, roll powdering from the closed round-trip transport drying device of basecoat
Hopper discharge.Since each journey conveying of powder particles can all evaporate a certain amount of moisture content, the volume of powder is made constantly to contract
It is few；Under identical conveying bandwidth, the powder thickness that distributing device spreads out cloth can be more and more thinner；Since powder granule diameter is more and more thinner
Small, the aerial surface area of exposure is then increasing, and moisture evaporation will be getting faster；Finally, powder granule is transported to
The closed round-trip conveying drying system of basecoat, by drying, rolls powdering, is discharged from hopper.
Preferably, the conveyor belt surface of every journey conveying is both provided with 1 row or multiple rows of stirrer, the powder of booth cloth on the conveyor belt
Body particle, during transported, under stirrer effect, that constantly routs up water content is stacked on internal particle, allows
Grain exposure in air, effectively increases powder drying efficiency.
When powder drying processing system of the present invention is run, exhaust fan operating is taken away closed round-trip defeated from exhaust outlet
Send the humid air in drying system；Outside air is supplemented into closed round-trip conveying drying system from air inlet, it is necessary to be flowed
Through heat exchanger, heat exchanger is heated by heating system, and the air flowed through is also heated to be hot-air；Hot-air is acted in exhaust fan
Under, quickly in closed reciprocation conveying system, powder granule surface flow through, heat drying powder, and take away it and evaporate
Moisture content.
When energy conservation and environmental protection powder drying processing system of the present invention is run, heating system heating heat exchanger is to closed past
It returns conveying drying system and dry thermal energy is provided, based on heating system is usually heated with solar energy, when solar energy evacuated pipe heater
When the thermally conductive media temperature of heating is lower than the minimum temperature set, loop heating system automatically switches under temperature control system control
For Electric heating；When the thermally conductive media temperature of solar energy evacuated pipe heater heating is higher than the maximum temperature of setting, in temperature
Under the control of control system, solar energy vacuum tube heating method is automatically switched to.
Preferably, the hot-air system access into closed formula can convey the air inlet of drying system simultaneously back and forth, in exhaust fan
Under effect, when heat exchanger of the stream of hot air of hot-air system through being heated by heating system, it is heated to form the higher hot-air of temperature.
The heating system and hot-air system can be arranged individually or simultaneously, mention for closed round-trip conveying drying system
For dry thermal energy or hot wind；Furthermore, it is possible to be automatically switched according to setting or be used in combination simultaneously under temperature control system control.
Beneficial effect of the present invention
The invention discloses a kind of energy conservation and environmental protection powder drying processing system and powder drying methods.Both it can use the sun
Energy or waste heat from tail gas carry out heating and provide dry thermal energy, energy conservation and environmental protection；It can also be heated using electric heating, steam, microwave
Dry, climate and environment do not influence；Automated production, drying efficiency height, at low cost, energy conservation and environmental protection.It solves due to powder
Wet pulp produces the problem of powder drying is at high cost, burning fuel heating causes air pollution.
Detailed description of the invention
Attached drawing described herein as is to provide for a further understanding of the present invention, constitutes part of this application, not
Limitation of the invention is constituted, in explanatory diagram:
Fig. 1, tubulose convey filters pressing system structure diagram；
Fig. 2, powder drying processing system structure chart；
Fig. 3, solar energy double-skin roof hot-air system structural schematic diagram；
Fig. 4, thermally conductive media loop heating system structure chart；
Specific embodiment
The present invention provides a kind of energy conservation and environmental protection powder drying processing system and powder drying methods.To make mesh of the invention
, technical solution and effect it is clearer, clear, below in conjunction with attached drawing, the present invention is described in more detail.It should be appreciated that this
Locate described specific embodiment to be only used to explain the present invention, be not intended to limit the present invention.
In the present embodiment, a kind of energy conservation and environmental protection powder drying processing system, by tubulose conveying press filteration system, cast hopper 21,
Stone roller hob roller 22, heating system 23, heat exchanger 24, hot-air system 25, closed round-trip conveying drying system 26, exhaust fan 27,
Hopper 28 forms；It is the cast hopper 21 of powder drying processing system below the tubulose conveying press filteration system exhaust end；It is described
The conveyer belt 211 that most upper one layer closed round-trip conveying drying system 26 is arranged in cast hopper feeds intake above place, and bottom is provided with
Stone roller hobs roller 22；The hot-air system 25 is connect with the air inlet 212 of closed round-trip conveying drying system；The heating system
23 connect with the heat exchanger 24 being arranged in air inlet, and the heating method of heating system is thermally conductive media loop heating system or steaming
One of vapour heating；One end of the closed round-trip conveying drying system of each layer, the exhaust is arranged in the air inlet 212
The other end of closed round-trip conveying drying system air inlet is arranged in mouth 213, and the exhaust fan 27 is connect with exhaust outlet 213.
In the present embodiment, the energy conservation and environmental protection powder drying processing system, by five layers of closed round-trip conveying drying system
Superposition composition.
In above-mentioned example, the closed round-trip conveying drying system comprising: cabinet, conveyer belt 211, guide plate washer
215, discharge bucket 214, distributing device 216, stirrer 217, traction roller 218, tensioning roller 219, dynamical system 220, microwave add
Hot device 221 forms；The conveyer belt 211 makees cyclic movement when operating, it is defeated that outbound carrying powder in conveyer belt top makees outbound
It send, also carrying powder makees return conveying to conveyer belt lower part return simultaneously；The setting of guide plate washer 215 is conveyed in conveyer belt outbound
With surface at return conveying discharging, it is arranged with belt edges in oblique line, exit is discharge bucket 214；The discharge bucket 214
Setting side at the conveying of conveyer belt outbound and return conveying discharging, bottom is provided with stone roller and hobs roller 22；The distributing device 216 enters
Material mouth is arranged below discharge bucket 214, built-in feeding screw blade, and distributing device setting is in the conveying of conveyer belt outbound and return conveying
Feed intake place top, and the cloth material mouth of distributing device is provided with cloth height limit and the positioning of both sides flange；The setting of stirrer 217 exists
The conveyor belt surface of conveyor belt surface, outbound and return conveying is both provided with multiple rows of stirrer；The microwave applicator 221 is arranged
In the top of return conveying section conveyer belt.
In above-mentioned example, it is the roller that 2 surfaces are provided with Z-Correct bump mapping Z-correct that the stone roller, which hobs roller 22, is driven by power device；
The stone roller being arranged in each closed round-trip conveying drying system discharge bucket of layer hobs the concavo-convex veining on surface depth of roller, size not
Equally, more toward lower layer, Z-Correct bump mapping Z-correct is more shallow, smaller.
In the present embodiment, the energy conservation and environmental protection powder drying processing system, while heat-conducting oil heating system 23 and too is set
Positive energy double-skin roof hot-air system 25, and at the same time using.
In above-mentioned example, the solar energy double-skin roof hot-air system be in the upper surface of building roof 32, then plus one layer thoroughly
Bright plastic made tile 31, there are the cabinets that certain space is formed between transparent plastic tile and building nitride layer top, pass through air hose and envelope
The round-trip transport drying device air inlet 212 of enclosed connects.
In above-mentioned example, the thermally conductive media of the thermally conductive media loop heating system 23 are conduction oil；Including by heater, oil
Pump 31, circulating line, solenoid valve 32, thermocouple, temperature control system composition；Conduction oil loop heating system passes through circulating line and changes
Hot device 24 connects, and heater heats conduction oil, and oil pump drives conduction oil circulating-heating heat exchanger；The heater is provided with simultaneously
34 two kinds of heaters of solar energy evacuated pipe heater 33 and electric heater, and it is separately installed with solenoid valve control channel, electric heating
It is even to monitor thermally conductive media temperature.
In the present embodiment, the heat exchanger 24 is arranged in the air inlet 212 of closed round-trip conveying drying system.
In the present embodiment, the tubulose conveys press filteration system, comprising: tubulose filter press cloth band 17, pressure roller station 16, flat pattern
Roller station 11,12,13, U-shaped roller station 14,15, compression system 110, water receiving tank 111, traction roller 114 and tensioning roller 113,
Dynamical system 115 forms；The pressure roller station, flat pattern roller station, U-shaped roller station are arranged by following sequences: flat pattern support respectively
Roller group 11,12,13, U-shaped roller station 14,15, pressure roller station 16, U-shaped roller station 15,14, flat pattern roller station 13,12,11；Institute
It states pressure roller station 16 to be made of multiple carrying rollers, lower half forms the support being in U-shape by 1 horizontal carrying roller, 18,2 tilting carrying rollers 19
Roller group is closed；The upper half is made of 1 horizontal carrying roller, 18,2 tilting carrying rollers 19 to be inverted U shape, can independently carry out telescopic movable
Press carrying roller 112, and upper and lower half is bonded circle；The driving of the compression system 110 pressure carrying roller 112 makees telescopic movable, adopts
It is pressurizeed with oil cylinder；The water receiving tank 111 is arranged below tubulose filter-pressing strap, accepts, drains tubulose filter-pressing strap and be press-filtered out
Water.
In above-mentioned example, it is described pressure roller station in horizontal carrying roller 18, be added power driven, help tubulose filter press cloth
With more stable operation.
Based on above-mentioned environmental protection and energy saving powder drying processing system, additionally provided in the present embodiment a kind of using above-mentioned environmental protection section
The method that energy powder drying processing system carries out powder drying processing, includes the following steps:
Step 1, when the environmental protection and energy saving powder drying processing system is run, powder wet pulp conveys filters pressing system by tubulose
It unites and is conveyed to the cast hopper of powder drying processing system；Tubulose filter press cloth band is in flat pattern roller station, the support of U-shaped roller station, limit
Under system, U-shaped is gradually twisted by tiling, is then rolled into circular tube shaped under the limitation of pressure roller station；Powder wet pulp is emitted on pipe
At leading portion (feed intake section) U section of shape transportation system, wet pulp tubulose filter-pressing strap U section run when, water under gravity pressure from
The net of filter-pressing strap shouts outflow, falls into the water receiving tank being arranged below and drains；Wet pulp becomes paste and continues to run into defeated in tubulose
It is rolled up in tubulose filter-pressing strap, hydraulic cylinder driving pressure under the limitation of pressure roller station in the middle section (filter pressing section) for sending system
Roller presses to tubulose filters pressing conveyer belt, squeezes out the water in paste powder, and water is shouted outflow by the net of filter press cloth band and fallen into
The water receiving tank being arranged below is drained；Tubulose transportation system is provided with multiple groups pressure roller station in filter pressing section, and paste powder is being transported
It is constantly press-filtered out better moisture content during row, eventually becomes the back segment (discharge zone) that clod enters tubulose transportation system；?
The back segment of tubulose transportation system, tubulose filters pressing conveyer belt is continuous to be gradually opened into flat shape, and powder wet pulp, at clod, is put into past by filters pressing
In the cast hopper for returning conveying drying system.
Step 2, the stone roller that powder clod is arranged on cast hopper bottom hob roller and are rolled into big particle, fall into most upper one
The conveyer belt of the closed round-trip conveying drying system of layer feeds intake place；Cyclic movement is made in conveyer belt operation, and big particle is to leading
Outbound conveying is made in the movement of pick-up roll cylinder direction, falls into discharge bucket, is arranged in the case where discharging is in the guiding role of deflector apron
The stone roller of discharge bucket bottom hobs roller stone roller and is cut into smaller powder granule；Powder granule is fallen into the distributing device being arranged below, quilt
Feeding spiro rod is pushed at the blanking of conveyer belt return operation, is divided and is made return toward the movement of tensioning roller direction in conveyor belt surface
Conveying.It is provided with microwave applicator above conveyer belt, in the heat energy uniformly penetrating to powder of microwave heating, and can produce swollen
Change effect, is conducive to crush；The heat of microwave heating can also be such that the moisture temperature inside powder increases, and evaporate out of powder
Come, the hot wind flowed quickly through is taken away, and keeps powder drying more efficient；The powder granule for making return conveying is in guiding in discharging
It is fallen into discharge bucket under the guiding role of plate washer.
Step 3, the stone roller that powder granule is arranged on discharge bucket bottom hob roller stone roller and are cut into smaller powder granule；Powder
Particle is fallen into the distributing device being arranged below, and is fed screw rod and is pushed to the defeated of the closed round-trip transport drying device of next layer
It send at band blanking, divides and make outbound conveying toward the movement of traction roller direction in conveyor belt surface；Repeat the above steps two.
Specifically, powder granule by five layers of closed round-trip transport drying device it is multiple it is round-trip, from top to bottom satisfy layer
Conveying hobs roller stone roller by stone roller and cuts, pulverizes into more and more tiny particle, finally by drying, roll powdering and closed from layer 5
The hopper of the round-trip transport drying device of formula is discharged.
Described in step 1, the horizontal carrying roller for the roller station that presses is added power and is driven, helps tubulose filter press cloth band more steady
Fixed operation.
Described in step 2, when energy conservation and environmental protection powder drying processing system is run, the heating heat exchange of conduction oil loop heating system
Device；Exhaust fan operating takes the humid air in closed round-trip conveying drying system away from exhaust outlet；From solar energy double-skin roof heat
The stream of hot air that wind system is drawn is supplemented into closed reciprocation conveying system through air inlet, is heated to form the higher heat of temperature
Gas；Hot-air quickly in closed round-trip conveying drying system, powder particles surface flow through, heat drying powder, and taking away
The moisture evaporated.
Specifically, when the energy conservation and environmental protection powder drying processing system is run, the heating heat exchange of conduction oil loop heating system
Device provides dry thermal energy for closed round-trip conveying drying system；Conduction oil loop heating system is usually with solar energy vacuum tube
Based on heater heating, when the thermally conductive oil temperature of solar energy evacuated pipe heater heating is lower than 100 DEG C, conduction oil circulating-heating
System automatically switches to Electric heating under temperature control system control；When the thermally conductive oil temperature of solar energy evacuated pipe heater heating
When degree is higher than 100 DEG C, under the control of temperature control system, conduction oil loop heating system automatically switches to solar energy vacuum tube heating
Mode.
Described in step 2, multiple rows of stirrer, powder are both provided in the conveyor belt surface of outbound conveying and return conveying
Grain is in conveying, in drying process, and under stirrer effect, that constantly routs up water content is stacked on internal particle, allows particle table
In air, the hot wind evaporation that moisture is flowed fast through is taken away for face exposure, effectively increases the drying efficiency of powder；Due to powder
Each journey conveying of particle can all evaporate a certain amount of moisture, reduce the volume of powder constantly；In identical conveying bandwidth
Under, the powder thickness that distributing device spreads out cloth can be more and more thinner；Since powder granule diameter is more and more tiny, the aerial surface of exposure
Long-pending then increasing, moisture evaporation will be getting faster；It is done finally, powder granule is transported to the closed round-trip conveying of layer 5
Dry device by drying, rolls powdering, is discharged from hopper.
In conclusion temperature is higher, speed air flow is faster, surface when the present invention makes full use of substance evaporation water
Product is bigger, and moisture evaporates faster principle.The invention discloses a kind of energy conservation and environmental protection powder drying processing system and powder dryings
Method.Both it can use solar energy or waste heat from tail gas carry out heating and provides dry thermal energy, energy conservation and environmental protection；It can also be added using electricity
Heat, steam, microwave are thermally dried, and climate and environment do not influence；Automated production, drying efficiency is high, at low cost, energy conservation
Environmental protection.Solve the problems, such as to produce that powder drying is at high cost, burning fuel heating causes air pollution due to powder wet pulp.
It should be understood that the application of the present invention is not limited to the above for those of ordinary skills can
With improvement or transformation based on the above description, all these modifications and variations all should belong to the guarantor of appended claims of the present invention
Protect range.
Claims (10)
1. a kind of energy conservation and environmental protection powder drying processing system characterized by comprising by tubulose conveying press filteration system, cast hopper,
Stone roller hobs roller, heating system, heat exchanger, hot-air system, closed round-trip conveying drying system, exhaust fan, hopper composition；Institute
State the cast hopper that tubulose conveying press filteration system exhaust end lower section is powder drying processing system；At the energy conservation and environmental protection powder drying
Reason system is made of two layers or more of closed round-trip conveying drying system superposition；The cast hopper setting is in most upper one layer of envelope
The conveyer belt that enclosed conveys drying system back and forth feeds intake above place, and bottom is provided with stone roller and hobs roller；The hot-air system and closing
Formula conveys the air inlet connection of drying system back and forth；The heating system is connect with the heat exchanger being arranged in air inlet, heating
The heating method of system is one of thermally conductive media loop heating system heating or steam heating；The heat exchanger, setting exist
In the air inlet of closed round-trip conveying drying system；The air inlet is arranged in the closed round-trip transport drying device of each layer
One end, the exhaust outlet is arranged in closed round-trip conveying dry systems and sets the other end of air inlet, the exhaust fan and exhaust
Mouth connection；The heating system and hot-air system can be individually or simultaneously arranged, automatic according to setting under temperature control system control
Conversion is used in combination simultaneously.
2. closed round-trip conveying drying system according to claim 1 characterized by comprising cabinet, is led at conveyer belt
Expect plate washer, discharge bucket, distributing device, stirrer, traction roller, tensioning roller, dynamical system, microwave applicator composition；It is described defeated
Band is sent to make cyclic movement when operating, outbound carrying powder in conveyer belt top makees outbound conveying, and conveyer belt lower part return is simultaneously
Also carrying powder makees return conveying；Guide plate washer setting surface at the conveying of conveyer belt outbound and return conveying discharging, with
Belt edges are arranged in oblique line, and exit is discharge bucket；The discharge bucket setting is defeated in the conveying of conveyer belt outbound and return
Side at material is sent out, bottom is provided with stone roller and hobs roller；To hob roller be the roller that surface is provided with Z-Correct bump mapping Z-correct to stone roller, can be 1,
Or 2 or a plurality of roller combination settings, it is driven by power device；It is arranged in each closed reciprocation conveying system discharge bucket of layer
Stone roller hob roller the concavo-convex veining on surface depth, size it is all different, more toward lower layer, Z-Correct bump mapping Z-correct is more shallow, smaller；The cloth
Glassware feeding inlet is arranged below discharge bucket, built-in feeding screw blade, and distributing device setting is in the conveying of conveyer belt outbound and return
Conveying feeds intake above place, and the cloth material mouth of distributing device is provided with cloth height limit and the positioning of both sides flange；The stirrer setting
In conveyor belt surface, the conveyor belt surface of outbound and return conveying is both provided with 1 row or multiple rows of stirrer；The microwave applicator
The top of conveyer belt is set.
3. according to hot-air system described in claims 1, which is characterized in that can be solar energy double-skin roof hot-air system or its
The band waste heat tail gas that his heating facility generates, connect with closed round-trip transport drying device air inlet；The solar energy is double-deck
Roof hot-air system be in the upper surface of building roof, then plus layer of transparent plastic made tile or glass, transparent plastic tile or glass
There are the cabinets that certain space is formed between building nitride layer top.
4. the thermally conductive media loop heating system according to claims 1, which is characterized in that including heater, follows at oil pump
Endless tube road, solenoid valve, thermocouple, temperature control system composition；Thermally conductive media loop heating system is connected by circulating line and heat exchanger
It connects, heater heats thermally conductive media, and oil pump drives thermally conductive media circulating-heating heat exchanger, and thermally conductive media can be water or thermally conductive
Oil；The heater is provided with two kinds of heaters of solar energy evacuated pipe heater and electric heater simultaneously, and is separately installed with
Solenoid valve control channel, the thermally conductive media temperature of thermocouple monitoring.
5. conveying press filteration system according to tubulose described in claims 1, characterized in that it comprises: tubulose filter press cloth band, pressure
Roller station, flat pattern roller station, U-shaped roller station, compression system, water receiving tank, traction roller and tensioning roller, dynamical system composition；
The pressure roller station, flat pattern roller station, U-shaped roller station, respectively by following sequences be arranged: flat pattern roller station, U-shaped roller station,
Press roller station, U-shaped roller station, flat pattern roller station；The pressure roller station is made of multiple carrying rollers, and lower half is by 1 horizontal
Carrying roller, 2 tilting carrying rollers form the carrier roller combination being in U-shape；The upper half is made of 1 horizontal carrying roller, 2 tilting carrying rollers in U
Shape, the pressure carrying roller composition that can independently carry out telescopic movable are constituted, and it is round that the upper half combines composition with lower half；The pressure
System drive pressure carrying roller makees telescopic movable, and pressure mode can be spring, cylinder, hydraulic cylinder pressurization；The water receiving tank is set
It sets below tubulose filter-pressing strap.
6. press roller station according to claims 5, which is characterized in that can also be made of multiple carrying rollers, lower half by
It is that 1 Cone like roller or multiple carrier roller combinations can install dynamical system additional and drive at U-shaped, Cone like roller or horizontal carrying roller；Upper half
Portion forms pressure carrying roller that is inverted U-shaped, can independently carrying out telescopic movable by 1 Cone like roller or multiple carrying rollers and forms, the upper half
It is round that composition is combined with lower half.
7. carrying out powder drying processing according to any one of the environmental protection and energy saving powder drying processing system of claims 1 to 6
Method and steps, it is described to include:
Powder wet pulp conveys press filteration system by tubulose and conveys to powder drying processing system cast hopper, in the limit of pressure roller station
It under system, is rolled up in tubulose filter-pressing strap, pressure system driving pressure roller presses to tubulose filters pressing conveyer belt, squeezes out wet cream
In water clod is become by filters pressing, puts into cast hopper when powder wet pulp is transported to powder drying processing system cast hopper
In；
The stone roller that powder clod is arranged on cast hopper bottom hobs roller and is rolled into big particle, fall into most upper one layer it is closed round-trip
The conveyer belt of transport drying device feeds intake place；Cyclic movement is made in conveyer belt operation, and big particle is transported to traction roller direction
Outbound conveying is acted, is fallen into discharge bucket in the case where discharging is in the guiding role of deflector apron, is arranged on discharge bucket bottom
Stone roller hobs roller stone roller and is cut into smaller powder granule；Powder granule is fallen into the distributing device being arranged below, and is fed screw rod push
At the blanking run to conveyer belt return, divides and make return conveying toward the movement of tensioning roller direction in conveyor belt surface；It is conveying
Band top is provided with microwave applicator, and the heat of microwave heating can be such that the moisture temperature inside powder increases, evaporate out of powder
Out, the hot wind flowed quickly through is taken away；Make the powder granule of return conveying in the case where discharging is in the guiding role of deflector apron
It falls into discharge bucket, the stone roller for being arranged on discharge bucket bottom hobs roller stone roller and is cut into smaller powder granule；Powder granule, which is fallen into, to be set
It sets in the distributing device of lower section, is fed the conveyer belt blanking that screw rod is pushed to the closed round-trip conveying drying system of next layer
Place divides and makees outbound conveying toward the movement of traction roller direction in conveyor belt surface；
Repeat the above steps, powder granule by the closed round-trip conveying drying system of multilayer it is multiple it is round-trip, from top to bottom satisfy
Layer conveying hobs roller stone roller by stone roller and cuts, pulverizes into more and more tiny particle, finally by drying, roll powdering from basecoat
The hopper discharge of closed round-trip conveying drying system.
8. according to the method and steps of the processing of powder drying described in claims 7, which is characterized in that in outbound conveying and return
The conveyor belt surface of conveying is both provided with 1 row or multiple rows of stirrer, and powder granule is made in conveying, drying process in stirrer
Under, that constantly routs up moisture content is stacked on internal particle, and particle surface is allowed to expose in air, what moisture was flowed fast through
Hot wind evaporation is taken away, and the drying efficiency of powder is effectively increased.
9. according to the method and steps of the processing of powder drying described in claims 7, which is characterized in that the heating system heating
Heat exchanger provides thermal energy for closed round-trip conveying drying system；Based on heating system is usually heated with solar energy vacuum tube, when
When the thermally conductive media temperature of solar energy evacuated pipe heater heating is lower than the minimum temperature set, loop heating system is in temperature control system
Under system control, Electric heating is automatically switched to；When the thermally conductive media temperature of solar energy evacuated pipe heater heating is higher than setting
Maximum temperature when, under the control of temperature control system, automatically switch to solar energy vacuum tube heating method；The energy conservation and environmental protection powder
When the dry processing system of soma is run, exhaust fan operating takes the humid air in closed round-trip conveying drying system away from exhaust outlet；
Outside air is supplemented into closed round-trip conveying drying system from air inlet, it is necessary to flow through heat exchanger, heat exchanger is supplied
Hot systems heating, the air flowed through are heated to be hot-air by heat exchanger；Hot-air is under exhaust fan effect, quickly closed past
It returns in conveying drying system, powder granule surface is flowed through, heat drying powder, and take away the moisture evaporated.
10. according to the method and steps of the processing of powder drying described in claims 7, which is characterized in that hot-air system and heat supply
System can the individually or simultaneously round-trip transport drying device of access into closed formula air inlet, according to setting under temperature control system control
Automatically switch or is used in combination simultaneously；Simultaneously and the used time, exhaust fan effect under, the stream of hot air of hot-air system by heating system through being added
The heat exchanger of heat, is heated to form the higher air of temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811315768.2A CN109529385A (en) | 2018-11-01 | 2018-11-01 | A kind of energy conservation and environmental protection powder drying processing system and powder drying method |
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| CN201811315768.2A CN109529385A (en) | 2018-11-01 | 2018-11-01 | A kind of energy conservation and environmental protection powder drying processing system and powder drying method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113513910A (en) * | 2021-09-14 | 2021-10-19 | 南通市新科橡塑机械有限公司 | Drying device for engineering plastic production |
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2018
- 2018-11-01 CN CN201811315768.2A patent/CN109529385A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113513910A (en) * | 2021-09-14 | 2021-10-19 | 南通市新科橡塑机械有限公司 | Drying device for engineering plastic production |
| CN113513910B (en) * | 2021-09-14 | 2021-12-14 | 南通市新科橡塑机械有限公司 | Drying device for engineering plastic production |
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Application publication date: 20190329 |