CN108458564A - A kind of drying chamber structure of filtration cakes torrefaction machine - Google Patents
A kind of drying chamber structure of filtration cakes torrefaction machine Download PDFInfo
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- CN108458564A CN108458564A CN201810547701.5A CN201810547701A CN108458564A CN 108458564 A CN108458564 A CN 108458564A CN 201810547701 A CN201810547701 A CN 201810547701A CN 108458564 A CN108458564 A CN 108458564A
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- Prior art keywords
- drying
- cylinder
- hothouse
- machine
- impeller
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
-
- 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
- B02C4/08—Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-rollers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B11/00—Machines or apparatus for drying solid materials or objects with movement which is non-progressive
- F26B11/02—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles
- F26B11/04—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis
- F26B11/0463—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis having internal elements, e.g. which are being moved or rotated by means other than the rotating drum wall
- F26B11/0477—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis having internal elements, e.g. which are being moved or rotated by means other than the rotating drum wall for mixing, stirring or conveying the materials to be dried, e.g. mounted to the wall, rotating with the drum
- F26B11/0486—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis having internal elements, e.g. which are being moved or rotated by means other than the rotating drum wall for mixing, stirring or conveying the materials to be dried, e.g. mounted to the wall, rotating with the drum the elements being held stationary, e.g. internal scraper blades
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/06—Chambers, containers, or receptacles
- F26B25/14—Chambers, containers, receptacles of simple construction
- F26B25/16—Chambers, containers, receptacles of simple construction mainly closed, e.g. drum
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a kind of drying chamber structures of filtration cakes torrefaction machine, it include the hothouse set on drying machine lower part, the material inlet of drying machine is connected on hothouse top, the discharge port of drying machine is connected in hothouse lower part, drying cylinder is provided in hothouse, drying cylinder is rotatably connected on by shaft on drying machine, drying cylinder is driven by external motive device, drying cylinder has vane type structure, the material on hothouse top is fallen into the impeller of drying cylinder, and hothouse is thermally dried the material on drying cylinder by hot-air.The present invention is dried material by hot-air, it not only can reach quick-drying purpose, generated water vapour in drying process can also be taken out of hothouse, make persistently to keep dry environment in hothouse, effectively reduce the adverse effect of water vapour, heat source is taken full advantage of simultaneously, avoids unnecessary waste.
Description
Technical field
The present invention relates to filtration cakes torrefaction machine equipment field, more particularly to a kind of drying chamber structure of filtration cakes torrefaction machine.
Background technology
In manufacturing of gelatin, the generation of waste water is mainly derived from the process such as degreasing, pickling, liming, neutralization, glue,
When carrying out purified treatment to waste water, a large amount of sludge are will produce, tradition is to incite somebody to action to the processing method for the sludge that gelatine wastewater generates
Sludge, which is sent into filter press, carries out press filtration, then obtain water content 18-27wt% filter cake, filter cake sent after the desiccation of stockyard to
Chemical fertilizer factory.Due to containing a large amount of bone waste material, organic matter and colloid in filter cake, in the drying process of stockyard, in the work of microorganism
Under, filter cake is released maladorous gas by the decomposition of microorganism, causes stacking site environment severe, and stink diffuses,
Not only Eroded the health of field worker, and in the case where national environmental protection is suppressed, the environmental protection pressure of manufacturing of gelatin enterprise is more next
It is bigger.
In order to solve the environmental protection pressure, the usual way of manufacturing of gelatin enterprise is that filter cake is sent into drying machine to be dried
It stacks again afterwards（Filter cake after drying can effectively prevent the decomposition of microorganism）, or directly give filter cake to chemical fertilizer factory.For
The first processing mode, since filter cake is in bulk, and poor thermal conductivity, in order to make the water content of filter cake in 5wt% or less（Water content
Prevent the best results of microorganism decomposition, filter cake that from can stacking for a long time in 5wt% filter cakes below）, in the drying process,
Traditional spiral paddle drying machine and rake type drier energy consumption is larger, and time-consuming, often handles 1 ton of filter cake, and energy consumption reaches 60 degree,
It takes and reaches 1h, use cost is relatively high, and filtration cakes torrefaction is not thorough, and filter cake core water content is higher, in stacking process
In, the waste heat of filter cake forces the water evaporation of filter cake core out to form steam, should not be deposited in closed stacking field；For
Second of processing mode, chemical fertilizer factory's raw material use cost are got higher, and profit is lower, and the environmental protection pressure of chemical fertilizer factory increases, and is unfavorable for filtering
The utilization again of cake.
Invention content
The goal of the invention of the present invention is：In view of the above problems, a kind of hothouse knot of filtration cakes torrefaction machine is provided
Structure, by the drying cylinder of vane type come to material carry out component, in batches heat drying, not only can rapidly to material into
Row drying, significantly saves energy consumption, moreover it is possible to lump after effectively solving the problems, such as dry materials, present in solving in a manner of traditional drying
Deficiency.
The technical solution adopted by the present invention is as follows：A kind of drying chamber structure of filtration cakes torrefaction machine, including be set under drying machine
The material inlet of drying machine is connected on the hothouse in portion, hothouse top, and the discharge port of drying machine, feature are connected in hothouse lower part
It is, drying cylinder is provided in hothouse, and drying cylinder is rotatably connected on by shaft on drying machine, and drying cylinder passes through external impetus
Device drives, and there is drying cylinder vane type structure, the material on hothouse top to fall into the impeller of drying cylinder, and hothouse passes through heat
Air is thermally dried the material on drying cylinder.
Further, drying cylinder includes the cylinder for having circular configuration, and cylinder is fixedly connected by support arm with shaft, and impeller is equal
Cloth is on cylinder, and impeller includes impeller blade, impeller slot, side plate and bottom plate, and impeller slot is for accommodating material.
Further, inlet cylinder is arranged in the shaft of drying cylinder, inlet end and the hot-air generating means of inlet cylinder are connected,
Support arm and cylinder all have hollow structure, and inlet cylinder is connected by support arm and cylinder, and the bottom plate setting of impeller is in cylinder towards shaft
On outer end face, cylinder has multiple and one-way exhaust towards multiple one-way vents are evenly equipped on the end face outside shaft on bottom plate
Hole correspondingly through-hole, the hot-air that one-way vent is used to be discharged in cylinder.
Further, it is contemplated that the problem of shaft heat intensity reduces is wound with water pipe in the shaft of drying cylinder, leads in water pipe
There are cooling water, drying cylinder to cool down by water pipe countershaft, to ensure that shaft has enough intensity.
Further, it is contemplated that inlet cylinder is heated yielding problem, one layer of asbestos layer of inner wall hot pressing of inlet cylinder, asbestos layer
Surface heat be pressed with resin impregnating paper.By asbestos come adiabatic, so that the temperature of inlet cylinder is maintained compared with low-temperature condition（No
More than 100 DEG C）, resin impregnating paper can prevent hot-air from the erosion of asbestos ensure that the service life of asbestos, be avoided
The trouble of periodic replacement.
In conclusion by adopting the above-described technical solution, the beneficial effects of the invention are as follows：The present invention by hot-air come
Material is dried, quick-drying purpose is not only can reach, moreover it is possible to take generated water vapour in drying process out of
Hothouse makes persistently to keep dry environment in hothouse, effectively reduces the adverse effect of water vapour, take full advantage of simultaneously
Heat source avoids unnecessary waste, compared to traditional electrically heated mode, hot-air drying mode of the present invention
Thermal shock can be formed to material, and then material is made to be come into full contact with heat source, while play the role of turning over materials, effectively solved
The problem of certainly luming after dry materials, drying effect is splendid.
Description of the drawings
Fig. 1 is the filtration cakes torrefaction machine structural schematic diagram of the present invention；
Fig. 2 is the breaker roll structural schematic diagram of the present invention；
Fig. 3 is the gear hobbing structural schematic diagram of the present invention；
Fig. 4 is the screening plant part-structure schematic diagram in the present invention；
Fig. 5 is the active sieve plate structural schematic diagram of the present invention；
Fig. 6 is the fixed screen deck structural schematic diagram of the present invention；
Fig. 7 is the active sieve plate sliding matching structure schematic diagram of the present invention；
Fig. 8 is the drying drum structure schematic diagram of the present invention；
Fig. 9 is the blade wheel structure schematic diagram of the present invention.
It is marked in figure：1 is main casing, and 2 be crushing chamber, and 3 be hothouse, and 4 be feed inlet, and 5 be discharge port, and 6 be feeding mouth,
7 be breaker roll, and 701 be roll body, and 702 be gear hobbing band, and 8 be gear hobbing, and 9 be spring, and 10 be screening plant, and 11 be active sieve plate,
1101 be tooth socket, and 1102 be slide teeth, and 12 be fixed screen deck, and 1201 be rotating wheel, and 1202 be double wedge, and 13 be sliding rail, and 14 are
Cylindrical roller, 15 be rolling groove, and 16 be sealing plate, and 17 be drying cylinder, and 18 be impeller, and 1801 be impeller blade, and 1802 be side plate,
1803 be bottom plate, and 1804 be impeller slot, and 19 be inlet cylinder, and 20 be support arm, and 21 be cylinder.
Specific implementation mode
Below in conjunction with the accompanying drawings, the present invention is described in detail.
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
As shown in Figure 1 to Figure 3, a kind of filtration cakes torrefaction machine, mainly for the treatment of generated filter cake in gelatine wastewater, the filter
Cake is generated by the sludge generated in gelatine wastewater treatment process after filter press press filtration, cake moisture 18-27wt% it
Between, the filtration cakes torrefaction machine includes main casing 1, and main casing 1 is externally connected with power plant（Power plant includes motor and deceleration
Case）, in main casing 1, it is divided into crushing chamber 2 and hothouse 3 from top to bottom, feed inlet 4 is connected on the top of crushing chamber 2, dry
Discharge port 5 is connected in the lower part of room, and feed inlet 4 is arranged at the top of main casing 1, and discharge port 4 is arranged in the bottom of main casing 1, breaks
The bottom of broken room 2 is connected to by feeding mouth 6 with hothouse 3.A pair of of breaker roll 7 is provided in crushing chamber 2, the rotation of breaker roll 7 connects
It being connected on main casing 1, transmission shaft and the external motive device of breaker roll 7 are sequentially connected, and gear hobbing 8 is equipped on two breaker rolls 7,
And it is respectively necessary for driven separately, the gear hobbing 8 of two breaker rolls 7 contacts with each other in rotation process, and 8 elastic connection of gear hobbing is broken
On roller 7, as shown in figure 3, gear hobbing 8 by 9 elastic connection of spring on breaker roll 7, there are gap, bullets between gear hobbing and gear hobbing band
The both ends of spring are detachably connected with gear hobbing band and gear hobbing respectively, and there is spherical end surface, the spherical end surface of gear hobbing to be directed away from for gear hobbing
The direction of gear hobbing band, when the gear hobbing 8 between breaker roll 7 contacts with each other, can the circumferential skewing of gear hobbing 8 deformation by way of come
Buffering percussive force, thus while carrying out fully broken to filter cake, the problem of eliminating card roller.In the present invention, it is preferred to two
The different situation of linear velocity between a breaker roll 7, cause are that the filter cake generated in gelatine wastewater is mainly with calcareous object, glue
Based on body and animal wool, these material mixings together after, under certain humidity have certain viscosity and elasticity, only with squeeze
Crushing broken mode is insufficient to allow filter cake to be broken into graininess or powdered, and in practical applications, traditional crumbling method is broken
Broken effect is poor（Even if the linear velocity between two breaker rolls is different, crushing effect is not generated and is obviously improved）, filter cake is broken
Chaff size differs after broken, and there are bulk materials, and when the linear velocity difference between two breaker rolls 7, on breaker roll 7
Gear hobbing to filter cake in carrying out shattering process, and there are one stronger rubbing power, resultant force of the filter cake in extruding force and rubbing power for meeting
Under overcome viscosity and elasticity effect and be broken, which thereby enhance crushing effect, ensure that crushing efficiency.
Further, breaker roll 7 can be formed by roll body 701 and broken sleeve combination, and broken sleeve is set on roll body, with
It is easily installed and overhauls, be crushed on sleeve and gear hobbing 8,8 arranged for interval of gear hobbing are set, gear hobbing 8 is distributed on broken sleeve.
It being preferably carried out mode as one kind, breaker roll 7 is formed by roll body 701 and the combination of gear hobbing band 702, gear hobbing band 702
On be evenly equipped with gear hobbing 8,8 band of gear hobbing is fixedly connected on by bolt on roll body 701, as shown in Figures 2 and 3, gear hobbing band 701 tilt
It is arranged on roll body 701, when some or the appearance of certain gear hobbings 8 are broken abnormal, can be solved by way of replacing gear hobbing band 701
Certainly, meanwhile, using gear hobbing band 701 frame mode not only can it is easy to clean and installation, can also adjust rolling according to actual needs
Density, the size and number of tooth, to adapt to the speed and particle size after cracking of different chargings, flexibility ratio is big, highly practical.
It being preferably carried out mode as one kind, gear hobbing band includes the mounting blocks for having arcuate structure（It is not drawn into figure）, rolling
Tooth is arranged on mounting blocks, and multiple mounting blocks are mutually spliced to form gear hobbing band.In order to further increase crushing effect, prevent from being crushed
Excessive material is bonded on roller, gear hobbing band is wrapped on roll body, and the axis direction out of plumb of the length direction of gear hobbing band and roll body.
Further, it is contemplated that filter cake have certain corrosivity, in order to mitigate breaker roll weight and improve corrosion resistance, mounting blocks by
Hard polyurethane material is made, and gear hobbing is made of glass material.The gear hobbing of glass system can be while meeting hardness requirement
Gear hobbing has excellent corrosion resistance and wearability, alleviates the weight and manufacturing cost of breaker roll.
Further, the lower section of breaker roll 7 is provided with screening plant 10, and 7 broken material spilling of breaker roll is filled in screening
It sets on 10, screening plant 10 has double-layer structure, and as shown in Fig. 4 to 7, screening plant 10 includes upper layer active sieve plate 11 and lower layer
Fixed screen deck 12, both ends and the sliding rail 13 of active sieve plate 11 are slidably connected, and sliding rail 13 is then fixedly connected on main casing 1,
Fixed screen deck 12 is arranged in the underface of active sieve plate 11, and there are gap between active sieve plate 11, and the two of fixed screen deck 12
End is fixedly connected on sliding rail 13.In order to enable active sieve plate 11 to be slided along sliding rail 13, active sieve plate 11 is in face of fixing
Being dug on the end face of sieve plate 12 has tooth socket 1101, the tooth socket 1101 to be located at the end of active sieve plate 11, be arranged on tooth socket 1101
Have a slide teeth 1102, slide teeth 1102 be symmetricly set on tooth socket 1101 it is upper it is following on, be placed with rotating wheel in tooth socket 1101
1201, rotating wheel 1201 is rotatably connected in fixed screen deck 12, and is connect with power plant, and rotating wheel 1201 is located at symmetrical sliding
Between moving teeth 1102, multiple double wedges 1202 are provided on rotating wheel 1201, double wedge 1202 with slide teeth 1102 for being meshed, phase
Ying Di, the double wedge 1202 on rotating wheel 1201 is not uniformly distributed along circumferential 360 ° of rotating wheel 1201, but along rotating wheel 1201
Circumferential 90 ° -135 ° uniformly distributed, and the number of double wedge 1202 is corresponding with the spacing number in slide teeth 1102, i.e. 1202 numbers of double wedge
It is identical as the spacing number of slide teeth 1102.By taking Fig. 7 as an example, slide teeth 1102 is total up to 5, the spacing between slide teeth 1102
It it is 4, the number of double wedge 1202 is 4, and double wedge 1202 is distributed along the circumferential direction of rotating wheel 1201 in 90 °, work of the invention
What the sliding operation principle of dynamic sieve plate 11 was realized in：Rotating wheel 1201 rotates counterclockwise, the double wedge on rotating wheel 1201
1202 with the slide teeth 1102 of the top of tooth socket 1101 when being meshed, and active sieve plate 11 is moved to the left（When in face of Fig. 7, it is moved to the left
It indicates to move to the left of Fig. 7）, after the double wedge 1202 on rotating wheel 1201 is disengaged from slide teeth 1102, active sieve plate
11 stop movement, at this point, the distance that active sieve plate 11 moves right reaches range, the double wedge 1202 on rotating wheel 1201 is then
It turns to the lower section of rotating wheel 1201 and will be meshed with the slide teeth 1102 of the lower section of tooth socket 1101, it is convex when rotating wheel 1201
When tooth 1202 is meshed with the slide teeth 1102 of 1101 lower section of tooth socket, active sieve plate 11 moves right（When in face of Fig. 7, move right
It is dynamic to indicate to move to the right of Fig. 7）, so recycle, be achieved in active sieve plate 11 moves left and right process.Active sieve plate 11 is led
Be used to be crushed underproof big grain size material, i.e., when active sieve plate 11 moves left and right, on active sieve plate 11, qualified grain size
Material is dropped down onto by sieve pore in the fixed screen deck 12 of lower layer, is then stuck at sieve pore without qualified material, in the shifting of active sieve plate 11
It is extruded broken under dynamic, eventually falls into and thereby guarantee that the grain size into the material in hothouse 3 is whole to lower layer's fixed screen deck 12
Qualification ensure that crushing effect.In the present invention, the main function of fixed screen deck 12 is cooperation active sieve plate 11 together to not conforming to
The material of lattice grain size carries out attrition crushing, and in order to improve squeezing effect, the screen size of active sieve plate 11 is more than fixed screen deck 12
Screen size.
In above-mentioned screening plant 10, since active sieve plate 11 can directly absorb impact the gravity of power and material, in order to protect
Card active sieve plate 11 can be slided smoothly, cylindrical roller 14 is additionally provided between active sieve plate 11 and fixed screen deck 12, such as Fig. 4 institutes
Show, active sieve plate 11 is slided by cylindrical roller 14 in fixed screen deck 12, correspondingly, on active sieve plate 11 and fixed screen deck 12
It is equipped with the rolling groove 15 rolled for cylindrical roller 14, by the supporting role of cylindrical roller 14, portable screen can be significantly improved
The stressing conditions of plate 11 make active sieve plate 11 be not easy compressive deformation and shaking, ensure that active sieve plate 11 can be slided smoothly.
Further, sealing plate 16 is additionally provided between active sieve plate 11 and fixed screen deck 12, as shown in figure 4, sealing plate 16
For sealing the gap at 1101 position of tooth socket between active sieve plate 11 and fixed screen deck 12, to prevent, material from scurrying into and influences
The movement of active sieve plate 11.
Further, drying cylinder 17 is provided in hothouse 3, drying cylinder 17 is located at the underface of feeding mouth 6, drying cylinder 17
Both ends be rotatably connected on main casing 1, and drying cylinder 17 is driven by external motive device.Drying cylinder 17 has vane type knot
The circumferential direction annular spread of structure, i.e. drying cylinder 17 has impeller 18, and as shown in Figure 8 and Figure 9, impeller 18 is by impeller blade 1801, side
Plate 1802 and the combination of bottom plate 1803 are formed, and impeller 18 has impeller slot 1804, for accommodating the material fallen from feeding mouth 6.
In one embodiment of the invention, inlet cylinder 19, the air inlet of inlet cylinder 19 are arranged in the shaft of drying cylinder 17
End is connected with hot-air generating means, and inlet cylinder 19 is fixed by the circular cylinder body 21 on hollow support arm 20 and drying cylinder 17 to be connected
Connect, cylinder 21 is for connecting impeller 18, and cylinder 21 has a hollow structure, support arm 20 respectively with the hollow structure of cylinder 21 and into
Inflator 19 is connected, and impeller 18 is fixedly connected on cylinder 21 towards on the end face outside shaft, bottom plate 1803 and impeller blade 1801 respectively with
Cylinder 21 is fixedly connected, and cylinder 21 is towards being evenly equipped with multiple one-way vents on the end face outside shaft（It is not marked in figure）, bottom plate
There are multiple correspondingly through-holes with one-way vent on 1803（It is not marked in figure）, one-way vent is for being discharged in cylinder 21
Hot-air.The operation principle of the drying cylinder 17 of the embodiment is：Drying cylinder 17 rotates impeller 18 and rotates, feeding mouth 6
Material is fallen to respectively in each impeller slot 1804, and hot-air generating means is empty by the heat with certain temperature by inlet cylinder 19
Gas is pumped in cylinder 21, is then arranged into impeller slot 1804 by the one-way vent on cylinder 21, and then to impeller slot
Material in 1804 is dried, until when impeller slot 1804 turns to a certain position, material is detached from leaf due to gravity
Until race 1804, the drying to material is thus completed.
The present invention the drying machine course of work be：Filter cake after filter press dehydration（Water content is in 18-27wt%）It is logical
The crushing chamber 2 that feed inlet enters drying machine is crossed, the breaker roll 7 in crushing chamber 2 is crushed filter cake, and broken particle is through sieve
Entered in hothouse 3 by feeding mouth 6 after the screening and second-time breakage of separating device 10, hothouse 3 is by drying cylinder 17 to particle
It is dried, the particle after drying is discharged by the discharge port 5 of main casing 1, entire broken and dry completion.
Further, drying cylinder 17 of the invention also can directly be dried material, specifically, can by hot-air come
Drying cylinder 17 is heated, drying cylinder 17 is made to be in the condition of high temperature, and then makes impeller 18 that there is high temperature, when impeller 18 and material
After contact, material is heated using the temperature of itself of impeller 18, and then realizes functions/drying, still, which is easy
Make 18 fouling of impeller, later stage cleaning is cumbersome, and heat source is utilized to exist and be wasted, and to the material high temperature resistance of drying cylinder 17
It is more demanding, it is not that one kind being preferably carried out mode.
Further, it is contemplated that the problem of shaft heat intensity reduces is wound with water pipe in the shaft of drying cylinder（In figure not
It draws）, cooling water is connected in water pipe, and drying cylinder is cooled down by water pipe countershaft, to ensure that shaft has enough intensity.
Further, it is contemplated that inlet cylinder is heated yielding problem, one layer of asbestos layer of inner wall hot pressing of inlet cylinder（In figure
It is not drawn into）, the surface heat of asbestos layer is pressed with resin impregnating paper.
The present invention is dried material by hot-air, not only can reach quick-drying purpose, moreover it is possible to will do
Water vapour takes hothouse out of caused by during dry, makes persistently to keep dry environment in hothouse 3, effectively reduces water steaming
The adverse effect of vapour, while taking full advantage of heat source, avoids unnecessary waste, compared to traditional electrically heated mode,
Hot-air drying mode used by the present embodiment can form thermal shock to material, and then can be to avoid material in impeller slot 1804
The problem of interior caking fouling, ensures that the material after drying can be discharged out of drying cylinder 17 in time, and drying effect is splendid, in reality
In, when by the way that the filter cake that water content is 18-27wt% being dried with the drying machine of the present invention, hot air temperature 200
DEG C, the moisture deficit 5wt% of material after drying, obvious drying effect often handles 1 ton of filter cake, and power consumption is only 20 degree, uses
When only 0.6h, traditional spiral paddle drying machine and rake type drier are superior on drying effect and energy consumption.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement etc., should all be included in the protection scope of the present invention made by within refreshing and principle.
Claims (5)
1. a kind of drying chamber structure of filtration cakes torrefaction machine, includes the hothouse set on drying machine lower part, hothouse top is connected dry
The discharge port of drying machine is connected in the material inlet of dry machine, hothouse lower part, which is characterized in that drying cylinder is provided in hothouse,
Drying cylinder is rotatably connected on by shaft on drying machine, and drying cylinder is driven by external motive device, and drying cylinder has vane type
The material of structure, hothouse top is fallen into the impeller of drying cylinder, and hothouse carries out the material on drying cylinder by hot-air
Heat drying.
2. the drying chamber structure of filtration cakes torrefaction machine as described in claim 1, which is characterized in that drying cylinder includes having round knot
The cylinder of structure, cylinder are fixedly connected by support arm with shaft, and impeller is distributed on cylinder, and impeller includes impeller blade, impeller slot, side
Plate and bottom plate, impeller slot is for accommodating material.
3. the drying chamber structure of filtration cakes torrefaction machine as described in claim 1, which is characterized in that be arranged in the shaft of drying cylinder
Inlet cylinder, inlet end and the hot-air generating means of inlet cylinder are connected, and support arm and cylinder all have hollow structure, and inlet cylinder passes through
Support arm and cylinder are connected, and the bottom plate of impeller is arranged in cylinder towards on the end face outside shaft, and cylinder is towards uniformly distributed on the end face outside shaft
There are multiple one-way vents, has that multiple correspondingly through-hole, one-way vent are used to that cylinder to be discharged with one-way vent on bottom plate
Internal hot-air.
4. the drying chamber structure of filtration cakes torrefaction machine as described in claim 1, which is characterized in that be wound in the shaft of drying cylinder
Water pipe is connected with cooling water in water pipe, and drying cylinder is cooled down by water pipe countershaft.
5. the drying chamber structure of filtration cakes torrefaction machine as claimed in claim 3, which is characterized in that one layer of the inner wall hot pressing of inlet cylinder
The surface heat of asbestos layer, asbestos layer is pressed with resin impregnating paper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810547701.5A CN108458564A (en) | 2018-05-31 | 2018-05-31 | A kind of drying chamber structure of filtration cakes torrefaction machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810547701.5A CN108458564A (en) | 2018-05-31 | 2018-05-31 | A kind of drying chamber structure of filtration cakes torrefaction machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108458564A true CN108458564A (en) | 2018-08-28 |
Family
ID=63214674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810547701.5A Withdrawn CN108458564A (en) | 2018-05-31 | 2018-05-31 | A kind of drying chamber structure of filtration cakes torrefaction machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108458564A (en) |
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2018
- 2018-05-31 CN CN201810547701.5A patent/CN108458564A/en not_active Withdrawn
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Application publication date: 20180828 |