CN105387712B - A kind of drying device - Google Patents
A kind of drying device Download PDFInfo
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- CN105387712B CN105387712B CN201511017194.7A CN201511017194A CN105387712B CN 105387712 B CN105387712 B CN 105387712B CN 201511017194 A CN201511017194 A CN 201511017194A CN 105387712 B CN105387712 B CN 105387712B
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- shaft
- furnace body
- blade
- agitating
- agitating shaft
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/04—Agitating, stirring, or scraping devices
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B2200/00—Drying processes and machines for solid materials characterised by the specific requirements of the drying good
- F26B2200/18—Sludges, e.g. sewage, waste, industrial processes, cooling towers
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The present invention discloses a kind of drying device, including furnace body, for to the charging gear that material is added in furnace body, for collecting the material-receiving device of the material in furnace body after drying, it is by the first air inlet that extraneous hot gas introducing furnace is intracorporal to wind apparatus, and the agitating device for being stirred and crushing to material.Wherein, agitating device includes shaft, is threaded through in the cavity of the furnace body, and the shaft has venting cavity, several puff prots are provided on the venting cavity, the jet direction of the puff prot is not overlapped not parallel with the mixing direction of the mixing direction of the agitating shaft and the blade；When to dry materials, hot gas introduces in furnace body cavity through the first air inlet, shaft rotation drives the mixing component in shaft constantly to be stirred along the radial and axial of shaft to material, enable material in furnace body along the axially and radially rolling of shaft, increase the time that material is stirred, increases the area of material and hot gas heat convection.In addition, crushing material can also be formed the smaller material of particle, further increase the area of material Yu hot gas heat convection, improve the drying efficiency and drying effect of material by mixing component.
Description
Technical field
The present invention relates to heat drying technical fields, and in particular to a kind of drying system.
Background technique
Sludge is the product in sewage disposal process, containing a large amount of organic matter, heavy metal and mould etc., if being not added subsequent
Processing environment can be caused seriously to pollute, therefore, often sludge is carried out concentration and dehydration, but by this processing after
Moisture percentage in sewage sludge usually 70% or more, also need further to be dried sludge.
The drying system used in the prior art to drying sludge, structure is mostly such as Chinese patent literature
Drying system disclosed in CN201058838Y, including furnace body, the batcher being connect with the feed inlet of furnace body, the outlet with furnace body
The spray column of mouth connection.Wherein, furnace body includes setting in the intracorporal transmission shaft of furnace, is arranged on transmission shaft outer wall and radially extends
Several hollow blades, hollow blade and furnace body outer wall are heated by being passed through high-temperature gas into transmission shaft, so that in furnace body
Form hot environment.For this drying system during to dry materials, material is in inboard wall of furnace body, transmission shaft and blade outer wall
In the cavity of formation, under the rotation of transmission shaft, blade stirs material along the direction that transmission shaft rotates, so that material is in the cavity
It is stirred, and carries out heat convection between blade outer wall, transmission shaft outer wall and inboard wall of furnace body.
But above-mentioned drying system, material are transmitted the unidirectional blade stirring of axis always, carry out along same direction
Rolling, on the one hand can reduce the heat-transfer effect in later period, and it is long that material is stirred interval time, cannot fully stir material
It mixes；On the other hand, for material biggish for some humidity, it will cause along same direction rolling and bonded between material, shadow
The shatter value for ringing material, is unfavorable for heat convection, causes heat exchange efficiency low, drying effect is bad.
Summary of the invention
Therefore, technical problem to be solved by the present invention lies in overcome in the prior art drying system drying efficiency it is low, dry
The bad defect of dry effect, to provide a kind of drying system that can be improved drying efficiency and improve drying effect.
For this purpose, the present invention provides a kind of drying device, including
Furnace body, horizontally disposed, feed inlet, the discharge port for being added, taking out with cavity, for material；And heat supply
Gas inflow, the first air inlet of outflow, the first gas outlet；
Charging gear, for material is added in the furnace body；
Material-receiving device, for collecting the material in the furnace body after drying；
Agitating device, including
Shaft is threaded through in the cavity of the furnace body, and the shaft has venting cavity, is provided on the venting cavity several
A puff prot, the jet direction of the puff prot are not weighed with the mixing direction of the agitating shaft and the mixing direction of the blade
It closes not parallel；
Agitating shaft is arranged on the outer wall of the shaft, and the radial direction towards the shaft extends, and along described turn
The axial outer wall distribution of axis is multiple；
Blade is inclined on the agitating shaft to be multiple, and the distance between adjacent described blade is not more than 30mm.
Above-mentioned drying device, the blade are removably set on the agitating shaft, and the agitating device further includes lock
Tight part, for the blade to be locked at the required position on the agitating shaft.
Above-mentioned drying device, multiple agitating shafts are distributed on multiple spaced peripheries of the shaft, described
At least one agitating shaft is distributed on each periphery of shaft.
Above-mentioned drying device, the agitating shaft on adjacent circumferential face are located on different vertical planes.
Above-mentioned drying device, the agitating shaft are at least four, and four agitating shafts are separately positioned on the shaft
Four peripheries on, and four agitating shafts be successively set in the top exterior walls in the Z-direction of the shaft respectively,
In bottom outer wall on rear portion outer wall on front outer wall in Y direction, in Y direction and in Z-direction.
Above-mentioned drying device, angle of the blade tilted set on the agitating shaft are greater than 0 ° and are less than or equal to
20°；Spacing between the edge and the inboard wall of furnace body of the close inboard wall of furnace body side of the blade is 0.5-10 centimetres.
Above-mentioned drying device, described to wind apparatus is hot-blast stove, and the gas outlet of the hot-blast stove passes through second pipe company
It is connected to first air inlet.
Above-mentioned drying device further includes air distribution device, and the gas outlet of the air distribution device is connected to the second pipe,
For introducing external air into the second pipe, mixed with the hot gas in the second pipe.
Above-mentioned drying device further includes dust-extraction unit, and the dust-extraction unit includes cyclone cylinder, and the cyclone cylinder has the
Two air inlets, the second gas outlet and third gas outlet；
Second air inlet is connected to first gas outlet, for the intracorporal gas of furnace to be introduced the cyclone cylinder
It is interior, and to the dedusting of introducing；
Second gas outlet is in communication with the outside, for the gas after dedusting to be discharged；
The third gas outlet is connected to by first pipe with the cavity to wind apparatus, for by the gas after dedusting
It is mixed with to the hot gas in wind apparatus, the hot gas of moisture content needed for being formed.
Technical solution provided by the invention, has the advantages that
Have 1. drying device provided by the invention, including furnace body, on furnace body feed inlet, discharge port, the first air inlet with
And first gas outlet；For the charging gear to addition material in furnace body, for collecting the splicing of the material in furnace body after drying
Device, agitating device, including shaft are threaded through in the cavity of the furnace body, and the shaft has venting cavity, on the venting cavity
It is provided with several puff prots, the jet direction of the puff prot and the mixing direction of the agitating shaft and stirring for the blade
Mix direction be not overlapped it is not parallel；Agitating shaft is arranged on the outer wall of the shaft, and the radial direction towards the shaft extends,
And it is distributed along the axial outer wall of the shaft multiple；Blade is inclined on the agitating shaft to be multiple, adjacent described
The distance between blade is not more than 30mm.
This drying device, when material is dried, material is added in the cavity of furnace body charging gear through feed inlet,
Meanwhile shaft rotation drives the agitating device in shaft constantly to be stirred along the radial and axial of shaft to material, stirs
Mixing device includes the agitating shaft being arranged on shaft outer wall, and the radial direction of agitating shaft towards shaft extends, multiple agitating shaft edges
Shaft axial outer wall distribution；And multiple blades, blade tilted set is on agitating shaft.Under shaft rotation, agitating shaft
With blade as shaft rotates, multiple agitating shafts and blade axially and radially material is stirred in shaft simultaneously, and
And in whipping process, blade can comminuting matter, and material can be thrown in the cavity of furnace body, so that material is not only in furnace
Rolling in vivo, additionally it is possible to be moved in furnace body cavity, increase the heat convection area of thermal current in material and cavity, to improve
Heat exchange efficiency.Also, several puff prots are provided on the venting cavity, the jet direction of the puff prot and the agitating shaft
Mixing direction and the mixing direction of the blade be not overlapped not parallel, to increase the dimension of stirring, avoid only one
Material is stirred on a direction, so that material is bonded together, influences the loosening degree of material；In addition, agitating device is in stirring thing
While material, additionally it is possible to by crushing material, form the smaller material of particle, further increase material and hot gas heat convection
Area improves the drying efficiency of material；After band material is dried, through being fallen on material-receiving device under discharge port, and it is transported away.
2. drying device provided by the invention, blade are removably set on agitating shaft, agitating device further includes locking member,
For blade to be locked at the required position on agitating shaft.Blade moves on agitating shaft, adjustment blade and inboard wall of furnace body it
Between gap, driven down with changing blade to material stirring and crushing effect and material by blade, shape moved in furnace body
State, so that it is determined that material meets the drying demand of different material in the furnace intracorporal residence time.
3. drying device provided by the invention, multiple agitating shafts are distributed on multiple spaced peripheries of shaft,
At least one agitating shaft is distributed on each periphery of shaft.When the spindle is rotated, shaft drives stirring on multiple peripheries
It mixes axis and blade thereon is stirred and crushes to material, the material on shaft axial direction can be by corresponding position
Locate agitating shaft and the blade stirring on the periphery of shaft and crush, it is ensured that material can be by blade stirring and powder in furnace body
It is broken, and the effect for stirring and crushing is more evenly, improves the effect of dry materials.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of top view of the structural representation of embodiment of the drying system provided in embodiment 1；
Fig. 2 is the structural schematic diagram of furnace body in the drying system provided in embodiment 1；
Fig. 3 is the right view of the furnace structure schematic diagram provided in Fig. 2；
Description of symbols in figure: 1- furnace body；11- feed inlet；12- discharge port；The first air inlet of 13-；The first outlet of 14-
Mouthful；2- charging gear；3- material-receiving device；4- is to wind apparatus；5- shaft；6- agitating shaft；7- blade；8- locking member；9- dedusting dress
It sets；The second air inlet of 91-；92- third gas outlet；10- first pipe；15- air distribution device；16- second pipe.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
As long as in addition, the non-structure each other of technical characteristic involved in invention described below different embodiments
It can be combined with each other at conflict.
Embodiment 1
Such as Fig. 1, the present embodiment provides a kind of drying systems, including
Furnace body 1, horizontally disposed, feed inlet 11, the discharge port 12 for being added, taking out with cavity, for material；And
It is flowed into for hot gas, the first air inlet 13 of outflow, the first gas outlet 14；
Charging gear 2, for material is added in furnace body 1；
Material-receiving device 3, for collecting the material in furnace body 1 after drying；
Agitating device, for being stirred and crushing to material；Wherein,
Agitating device includes
Shaft 5 is threaded through in the cavity of the furnace body 1, and the shaft 5 has venting cavity, is provided on the venting cavity
Several puff prots, the jet direction of the puff prot and the mixing direction of the agitating shaft 6 and the stirring side of the blade 7
It is not parallel to not being overlapped；
Agitating shaft 6 is arranged on the outer wall of the shaft 5, and the radial direction towards the shaft 5 extends, and along institute
The axial outer wall distribution for stating shaft 5 is multiple；
Blade 7 is inclined on the agitating shaft 6, the distance between adjacent described blade 7 is not more than to be multiple
30mm。
Drying device provided by the invention, including furnace body, have on furnace body feed inlet, discharge port, the first air inlet and
First gas outlet；For to the charging gear that material is added in furnace body, the splicing for collecting the material in furnace body after drying to be filled
It sets, agitating device, including shaft, is threaded through in the cavity of the furnace body, the shaft has venting cavity, sets on the venting cavity
It is equipped with several puff prots, the stirring of the jet direction of the puff prot and the mixing direction and the blade of the agitating shaft
Direction is not overlapped not parallel；Agitating shaft is arranged on the outer wall of the shaft, and the radial direction towards the shaft extends, and
It is multiple along the axial outer wall distribution of the shaft；Blade is inclined on the agitating shaft, the adjacent leaf to be multiple
The distance between piece is not more than 30mm.
This drying device, when material is dried, material is added in the cavity of furnace body charging gear through feed inlet,
Meanwhile shaft rotation drives the agitating device in shaft constantly to be stirred along the radial and axial of shaft to material, stirs
Mixing device includes the agitating shaft being arranged on shaft outer wall, and the radial direction of agitating shaft towards shaft extends, multiple agitating shaft edges
Shaft axial outer wall distribution；And multiple blades, blade tilted set is on agitating shaft.Under shaft rotation, agitating shaft
With blade as shaft rotates, multiple agitating shafts and blade axially and radially material is stirred in shaft simultaneously, and
And in whipping process, blade can comminuting matter, and material can be thrown in the cavity of furnace body, so that material is not only in furnace
Rolling in vivo, additionally it is possible to be moved in furnace body cavity, increase the heat convection area of thermal current in material and cavity, to improve
Heat exchange efficiency.Also, several puff prots are provided on the venting cavity, the jet direction of the puff prot and the agitating shaft
Mixing direction and the mixing direction of the blade be not overlapped not parallel, to increase the dimension of stirring, avoid only one
Material is stirred on a direction, so that material is bonded together, influences the loosening degree of material；In addition, agitating device is in stirring thing
While material, additionally it is possible to by crushing material, form the smaller material of particle, further increase material and hot gas heat convection
Area improves the drying efficiency of material；After band material is dried, through being fallen on material-receiving device under discharge port, and it is transported away.
As further preferred embodiment, blade 7 be inclined at the angle on 6 outer wall of agitating shaft be greater than 0 ° and
Less than or equal to 20 °.For example, blade 7, which is tilted 1 °, 3 °, 5 °, 7 °, 10 °, 12 °, 15 °, 20 ° etc., is equiangularly arranged in agitating shaft
On 6, the blade 7 being inclined on agitating shaft 6 not only plays the role of stirring action, and there are also comminuting matters.Comprehensively consider material
Stirring and pulverization are arranged on agitating shaft 6 it is further preferred that blade 7 is tilted 5 ° -10 °, and blade 7 is on agitating shaft 6
Inclined angle is usually no more than 20 °, otherwise can weaken blade 7 to the mixing effect of material.
As further preferred embodiment, blade 7 is removably set on agitating shaft 6, and agitating device further includes lock
Tight part 8, for blade 7 to be locked at the required position on agitating shaft 6.Blade 7 moves on agitating shaft 6, adjustment blade 7 with
Gap between 1 inner wall of furnace body, to change under blade 7 drives material stirring and crushing effect and material by blade 7,
Motion state in furnace body 1, so that it is determined that residence time of the material in furnace body 1, meets the drying demand of different material.
For example, some material particles are smaller, agitating shaft 6 and blade 7 primarily serve stirring action in the drying process, can be with
Spacing between 1 inner wall of blade 7 and furnace body is tuned up, so that material there are more spaces in furnace during being driven by blade 7
Movement and rolling, exchange heat with the hot gas in 1 cavity of furnace body in body 1.On the contrary, needing if some material particles are big in stirring
Material is crushed simultaneously, to accelerate drying efficiency, reduces residence time of the material in furnace body 1, so that it may by blade 7 with
Spacing between 1 inner wall of furnace body is turned down, the crushing effect of reinforced blade 7.
As more preferably preferred embodiment, when the radius of furnace body 1 is 30-40 centimetres, by the close furnace body 1 of blade 7
Spacing between 1 inner wall of edge and furnace body of inner wall side is set as 0.5-10 cm range, such as 0.5 centimetre, 1 centimetre, 2 lis
Rice, 3 centimetres, 5 centimetres, 8 centimetres, 10 centimetres etc., so that forming reserved space between 1 inner wall of the edge of blade 7 and furnace body.
More preferably range is 4-5 centimetres, still, must actually be determined according to parameters such as the performance of material itself, dry requirements.
It is removably set on the preferred embodiment on agitating shaft 6 as blade 7, blade 7 is plate, and agitating shaft 6 is along axis
Line opens up sliding slot on direction, and blade 7 is inserted directly into sliding slot, slides at required position to blade 7, angle needed for tilting
When, directly blade 7 is locked on agitating shaft 6 with locking member 8, such as nut or pin, plug-in unit.That is, blade 7 is tiltedly mounted on
In the sliding slot of agitating shaft 6.As deformation, blade 7 can also be the plate with intermediate throughholes, and the outer wall of agitating shaft 6 has outer spiral shell
Line, blade 7 are set on agitating shaft 6, and fixed with locking member 8, such as nut, pin etc..Further, it is also possible to using the prior art
Middle others carriage or update device, move blade 7 on agitating shaft 6, and then fixed by locking member 8.
As preferred embodiment, multiple agitating shafts 6 are distributed on multiple spaced peripheries of shaft 5, are turned
At least one agitating shaft 6 is distributed on each periphery of axis 5.When shaft 5 rotates, shaft 5 is driven on multiple peripheries
Agitating shaft 6 and blade 7 thereon are stirred and crush to material, and the material on 5 axial direction of shaft can be by phase
It answers agitating shaft 6 and blade 7 stirring at position on the periphery of shaft 5 and crushes, it is ensured that material can be by blade in furnace body 1
7 stirrings and crushing, and the effect for stirring and crushing is more evenly, improves the effect of dry materials.
Of agitating shaft 6 is set for the number of agitating shaft 6 is set on each periphery, on preferably each periphery
Number is four, and four agitating shafts 6 are located at the quartering point of the periphery, so that the material at co-located place,
It is continuously agitated and is crushed by four agitating shafts 6 on the periphery of corresponding section and the blade 7 on agitating shaft 6, between stirring
Every time it is shorter, increase material and hot gas contact area, further improve the efficiency that material is dried.Each circumference
6 numbers of agitating shaft on face can also be five, six, seven, eight etc., most preferably, several are stirred in addition to four
Axis 6 is evenly distributed at the Along ent of the periphery.
As further preferred embodiment, multiple agitating shafts 6 are distributed in multiple spaced peripheries of shaft 5
On, the spacing for being provided with adjacent two periphery of agitating shaft 6 is preferably 5-15 centimetres, such as 5 centimetres, 6 centimetres, 7 centimetres,
7.5 centimetres, 8 centimetres, 10 centimetres, 12 centimetres, 15 centimetres etc..Optimal spacing is 7.5-10 centimetres.
As further preferred embodiment, the agitating shaft 6 on adjacent circumferential face is located on different vertical planes.This
When, the material in adjacent position is stirred and is crushed by agitating shaft 6, the blade 7 on different vertical planes, adjacent material
The direction being stirred is inconsistent, and the motion profile of adjacent material is also inconsistent, further such that material is in mixing in the cavity
State will not be bonded together, and improve the loosening degree of material, it is easier to be carried out heat convection with hot gas, be further increased
Heat exchange efficiency.
As more preferably preferred embodiment, agitating shaft 6 is four, and four agitating shafts 6 are separately positioned on four of shaft 5
On periphery, and four agitating shafts 6 are successively set in the top exterior walls in the Z-direction of shaft 5, respectively in Y direction
In bottom outer wall on rear portion outer wall on the outer wall of front, in Y direction and in Z-direction.Agitating shaft 6 uses this arrangement side
Formula, in 5 rotation process of shaft, the torque that top exterior walls generate shaft 5 with two agitating shafts 6 in bottom outer wall being capable of phase
Mutually balance, the torque that adjacent front outer wall generates shaft 5 with two agitating shafts 6 on the outer wall of rear portion mutually balance, so that
Shaft 5, agitating shaft 6 and blade 7 operate more stable, avoid shaft 5 and vibrate, and that improves drying oven uses the longevity
Life.
As 6 several variant embodiments of agitating shaft, the number of agitating shaft 6 can also be 8,12,16
Etc. namely the quantity of agitating shaft 6 be 4n, wherein n >=1, every four agitating shafts 6 repeat above-mentioned arrangement mode and are arranged in shaft
On 5 outer wall.
Another variant embodiment several as agitating shaft 6, the number of agitating shaft 6 can also for 5,6,7,
8 etc., multiple agitating shafts 6 are separately positioned on the different peripheries of shaft 5, and from the radial direction of shaft 5, multiple stirrings
Axis 6 is distributed on the radial circumference of shaft 5, is most preferably to be located at the Along ent of 5 radial circumference of shaft, such as agitating shaft 6 is
Six, six agitating shafts 6 are distributed on six peripheries, and from the radial direction of shaft 5, and six agitating shafts 6, which are located just at, to be turned
At six Along ents of the periphery of axis 5, material is stirred and is crushed multi-facetedly.
In above embodiment, the shape of blade 7 can be rectangular, trapezoidal, fan-shaped, the peach heart etc. other shapes, shape
Shape is not especially limited, in addition, the surface of blade 7 can be smooth plane, is also possible to the song with certain radian transition
Face or the surface of other moulding are ok.
As the variant embodiment of agitating device, agitating device can also include being arranged on the axial outer wall of shaft 5
Several connecting rods, and several fins in connecting rod, arrangement side of the fin in connecting rod are set around connecting rod outer wall
Formula can be rotated similar to the arrangement mode of fan blade in the prior art, fin around the axis direction of connecting rod, in turn
To be stirred and crush to material.In addition, agitating device can also be that can be realized stirring and comminuting matter in the prior art
Other agitating devices or grinding device.
As preferred embodiment, further includes to wind apparatus 4, be hot-blast stove to wind apparatus 4, the gas outlet of hot-blast stove is logical
Cross second pipe 16 and be connected to the first air inlet 13, the hot gas of hot-blast stove is delivered in the cavity of furnace body 1, make hot gas with
Material carries out direct heat convection.As deformation, can also be to wind apparatus 4 in the prior art can be by hot gas through first
Air inlet 13 is delivered to the device in the cavity of furnace body 1, for example, extraneous air is thermally formed the heat of required temperature by heater
Hot wind is directly pumped into the cavity of furnace body 1 by blower by wind later.
It further include air distribution device 15 as further preferred embodiment, the gas outlet of air distribution device 15 is connected to
Two pipelines 16 are mixed for introducing external air into second pipe 16 with the hot gas in second pipe 16.It is mainly at this time
It prevents the hot gas temperature being delivered in 1 cavity of furnace body to wind apparatus 4 excessively high, shadow is generated to furnace body 1, agitating shaft 6 and blade 7
It rings, reduces the hot gas of excessive temperature by introducing extraneous cold air in second pipe 16, form the heat of required temperature
Gas.
Preferably, air distribution device 15 may include blower, extraneous air is directly pumped into second by blower according to demand
In pipeline 16；As long as in the prior art can by extraneous air delivery to second pipe 16 device or equipment all may be used
With.Again, it is preferred to which being arranged one in air distribution device 15 is able to detect the volume content that outside air enters in second pipe 16
Detector, in time to enter second pipe 16 in gas flow test, convenient for whether needing to open air distribution device 15.
It further include dust-extraction unit 9 as more preferably preferred embodiment, dust-extraction unit 9 includes cyclone cylinder, and cyclone cylinder has
Second air inlet 91, the second gas outlet and third gas outlet 92.Wherein, the second air inlet 91 is connected to the first gas outlet 14,
Second gas outlet is in communication with the outside, and third gas outlet 92 is connected to by first pipe 10 with the cavity to wind apparatus 4, for that will remove
Gas after dirt is mixed with to the hot gas in wind apparatus 4, the hot gas of moisture content needed for being formed.
Specifically, material in furnace body 1 by drying after, will be in furnace body 1 and after material-heat-exchanging through the second air inlet 91
Gas introduces in cyclone cylinder；Under the action of blower, gas is spinned the movement of rising in cyclone cylinder, in uphill process,
The solid particle and liquid contained in gas is got rid of on the inner wall of cyclone cylinder, under the effect of gravity, solid particle
With liquid deposition in the bottom of cyclone cylinder；And get rid of solid particle, liquid a part of gas through the second gas outlet directly arrange to
Outside air, another part gas are then transported in the cavity to wind apparatus 4 through third gas outlet 92, with give 4 chamber of wind apparatus
Intracorporal hot gas is mixed, so that the portion gas after dedusting is recycled, reduces heat required for heating hot gas
Amount.
In addition, moisture content is generally in 20%-30% in gas after dedusting, and to the moisture content of hot gas in wind apparatus 4
Almost 0%, the dedusting gas that moisture content is 20%-30% is introduced in wind apparatus 4, is mixed with dry hot gas
It closes, to form moisture content as the hot gas of 6%-15%, this hot gas is introduced into the efficiency and effect in furnace body 1 with material-heat-exchanging
Fruit, than being more preferable with the efficiency and effect of material-heat-exchanging in 0% dry hot gas introducing furnace body 1 by moisture content.Because of hot gas
Contain a small amount of moisture in body, in specific heat capacity of the specific heat capacity that identical environment is lauched greater than air, dry same amount of material,
Heat required for water is smaller, to reduce the heat of dried material needs, improves drying efficiency, but aqueous in hot gas
Rate is unsuitable excessively high, and excessively high rear heat exchange efficiency can decline instead, and then, the optimum moisture content of hot gas is controlled in 6%-15%.
For charging gear 2, material-receiving device 3 in for the above embodiment.Wherein, charging gear 2 is preferably existing
Batcher in technology, such as elevator, and the hopper being mounted on feed inlet 11, the feed opening of elevator is opposite or stretches
Enter and is ok into hopper.Material-receiving device 3 be preferably screw conveyor perhaps belt conveyor and chain transfer or
One discharging bin is set directly below discharge port 12.
As the preferred of feed inlet 11, discharge port 12, the first air inlet 13 and the first gas outlet 14 opened up on furnace body 1
Embodiment feed inlet 11 is provided on the radial side wall of furnace body 1, discharge port 12 is provided with furnace as shown in Figures 2 and 3
For body 1 in the bottom outer wall in Z-direction, the first air inlet 13 is provided with the furnace body 1 at feed inlet 11 along Z-direction
On top exterior walls on, the first gas outlet 14 is provided with furnace body 11 in the top exterior walls in Z-direction, and with discharge port 12
Position is opposite.
In short, the drying system of the present embodiment, when to dry materials, first according to the performance of material, such as moisture content,
The parameters such as particle size, degree of drying, to adjust the spacing between 1 inner wall of blade 7 and furnace body, blade 7 tilts on agitating shaft 6
Spacing in the angle and shaft 5 of setting between two neighboring periphery；And according in the amount of addition material, introducing furnace body 1
Hot gas amount, the degree of drying that how long can reach necessary requirement is stopped calculating material in furnace body 1, and
The optimized parameter that each material is dried can be obtained by multiple test, to prepare the drying oven of relevant parameter
And the drying system with the drying oven.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
It changes still within the protection scope of the invention.
Claims (2)
1. a kind of drying device, including
Furnace body (1), horizontally disposed, feed inlet (11), the discharge port (12) for being added, taking out with cavity, for material；With
And it is flowed into for hot gas, the first air inlet (13) of outflow, the first gas outlet (14)；
Charging gear (2), for addition material in the furnace body (1)；
Material-receiving device (3), for collecting the material in the furnace body (1) after drying；
Agitating device, including
Shaft (5), is threaded through in the cavity of the furnace body (1), and the shaft (5) has venting cavity, is arranged on the venting cavity
There is the mixing direction of several puff prots, the jet direction of the puff prot and the mixing direction of agitating shaft (6) and blade (7)
It is not overlapped not parallel；
Agitating shaft (6) is arranged on the outer wall of the shaft (5), and the radial direction towards the shaft (5) extends, and along
The axial outer wall distribution of the shaft (5) is multiple；
Blade (7) is inclined on the agitating shaft (6), the distance between adjacent described blade (7) is not more than to be multiple
30mm；
The blade (7) is removably set on the agitating shaft (6), and the agitating device further includes locking member (8), and being used for will
The blade (7) is locked at the required position on the agitating shaft (6)；
Multiple agitating shafts (6) are distributed on multiple spaced peripheries of the shaft (5), each of described shaft (5)
At least one agitating shaft (6) is distributed on periphery；
Agitating shaft (6) on adjacent circumferential face is located on different vertical planes；
The blade (7) is inclined at the angle on the agitating shaft (6) greater than 0 ° and is less than or equal to 20 °；The blade
(7) spacing between the edge and the furnace body (1) inner wall of close furnace body (1) inner wall side is 0.5-10 centimetres.
2. drying device according to claim 1, it is characterised in that: the agitating shaft (6) is at least four, described in four
Agitating shaft (6) is separately positioned on four peripheries of the shaft (5), and four agitating shafts (6) set gradually respectively
On front outer wall in the top exterior walls in the Z-direction of the shaft (5), in Y direction, outside the rear portion in Y direction
In bottom outer wall on wall and in Z-direction.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810178863.6A CN108413737A (en) | 2015-12-30 | 2015-12-30 | A kind of drying device |
| CN201511017194.7A CN105387712B (en) | 2015-12-30 | 2015-12-30 | A kind of drying device |
| CN201810178663.0A CN108387082B (en) | 2015-12-30 | 2015-12-30 | Drying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511017194.7A CN105387712B (en) | 2015-12-30 | 2015-12-30 | A kind of drying device |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810178863.6A Division CN108413737A (en) | 2015-12-30 | 2015-12-30 | A kind of drying device |
| CN201810178663.0A Division CN108387082B (en) | 2015-12-30 | 2015-12-30 | Drying device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105387712A CN105387712A (en) | 2016-03-09 |
| CN105387712B true CN105387712B (en) | 2019-01-29 |
Family
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Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810178863.6A Pending CN108413737A (en) | 2015-12-30 | 2015-12-30 | A kind of drying device |
| CN201511017194.7A Active CN105387712B (en) | 2015-12-30 | 2015-12-30 | A kind of drying device |
| CN201810178663.0A Expired - Fee Related CN108387082B (en) | 2015-12-30 | 2015-12-30 | Drying device |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810178863.6A Pending CN108413737A (en) | 2015-12-30 | 2015-12-30 | A kind of drying device |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810178663.0A Expired - Fee Related CN108387082B (en) | 2015-12-30 | 2015-12-30 | Drying device |
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| Country | Link |
|---|---|
| CN (3) | CN108413737A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106037526B (en) * | 2016-06-08 | 2018-11-20 | 佛山市顺德区美的电热电器制造有限公司 | Material drying device and cooking machine |
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- 2015-12-30 CN CN201810178663.0A patent/CN108387082B/en not_active Expired - Fee Related
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108387082B (en) | 2021-01-15 |
| CN105387712A (en) | 2016-03-09 |
| CN108387082A (en) | 2018-08-10 |
| CN108413737A (en) | 2018-08-17 |
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