CN108328951A - A kind of system and its processing method that gangue is processed as to cement powder raw material - Google Patents
A kind of system and its processing method that gangue is processed as to cement powder raw material Download PDFInfo
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- CN108328951A CN108328951A CN201810286276.9A CN201810286276A CN108328951A CN 108328951 A CN108328951 A CN 108328951A CN 201810286276 A CN201810286276 A CN 201810286276A CN 108328951 A CN108328951 A CN 108328951A
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- gangue
- bobbin
- pulverization cylinder
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B7/00—Hydraulic cements
- C04B7/36—Manufacture of hydraulic cements in general
- C04B7/38—Preparing or treating the raw materials individually or as batches, e.g. mixing with fuel
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- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
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- Crushing And Grinding (AREA)
Abstract
The present invention relates to a kind of systems and its processing method that gangue is processed as to cement powder raw material, its system includes that gangue rolls pulverization cylinder, gangue heated muller and gangue dust-firing remove carbon stove, coal shale in brick making, which initially enters roll crushing in gangue rolling pulverization cylinder, obtains preliminary bastard coal stone powder, then, preliminary bastard coal stone powder, which is admitted in the gangue heated muller, is ground to obtain grinding gangue powder, finally, grinding gangue powder is admitted to the gangue dust-firing except carbon stove carries out burning except carbon obtains finished product gangue powder, finished product gangue powder is to make the basic material of cement to produce cement.
Description
Technical field
The present invention relates to a kind of systems and its processing method producing cement powder raw material, particularly relate to one kind with gangue
For raw material, gangue is processed as to the system and its processing method of production environmentally friendly cement main material.
Background technology
It is one kind in coalification course it is well known that gangue is the solid waste discharged during coal mining process and coal washing
In the black and gray rock relatively low, harder than coal with a kind of phosphorus content of coal seam association.It is during driving, exploitation and coal washing
The solid waste of discharge.It is one kind of Resourcization of Mining Solid Waste, includes the picking cash washed in cash, coal production, half coal of coal washery
The mixture of white cash except the coal and rock that are discharged in lane and stone drifting and the coal measures stacked together with gangue etc..It is
The mixture of carbonaceous, shale and arenaceous shale, various countries have contained a large amount of gangue over the years at present, and continue to increase every year
Add, not only accumulation is taken up an area, but also spontaneous combustion pollution air or can also cause fire.
How gangue is utilized again, the project for always people's research of turning waste into wealth, the raw ore grain of gangue
Spend it is larger, so using it is preceding must be crushed, the work of ore grinding.
Gangue is thrown aside, and tract is occupied.Sulfide effusion or leaching in gangue can pollute air, farmland
And water body.Hillock can also spontaneous combustion fire occurs, or in rainy season avalanche, silt river up and cause disaster.It is made and is built using gangue
Material is built, being especially formed into cement raw material has utilization big, the relatively easy feature of technique, but gangue is processed as water
Mud dry powder raw material is primarily present two technical barriers at present, and the equipment and technology of coal shale in brick making broken first is not reached requirement, broken
It is broken inefficient, while broken particle is uneven, it is secondly, bad to broken raw material carbon elimination effect, carbon is not achieved and contains
The minimum requirements of amount, and this is the major defect for traditional technology.
Invention content
The present invention provides a kind of system and its processing method that gangue is processed as to cement powder raw material, and of the invention is
System coal shale in brick making can be crushed successively, ground, except carbon to which finished product gangue powder be made and to produce cement,
It can efficient, large batch of digestion gangue, to avoid coal gangue pollution environment, and this is for the main object of the present invention.
The technical solution adopted in the present invention is：A kind of system that gangue is processed as cement powder raw material comprising
Gangue rolls pulverization cylinder, gangue heated muller and gangue dust-firing and removes carbon stove, and coal shale in brick making initially enters
The gangue, which rolls to carry out rolling in pulverization cylinder crushing, obtains preliminary bastard coal stone powder, and then, preliminary bastard coal stone powder is admitted to
It is ground to obtain grinding gangue powder in the gangue heated muller, finally, grinding gangue powder is admitted to the coal
Spoil dust-firing carries out burning except carbon obtains finished product gangue powder except carbon stove.
It includes first order pulverization cylinder and second level pulverization cylinder that the gangue, which rolls pulverization cylinder, which plugs
In the second level pulverization cylinder, the barrel dliameter of the first order pulverization cylinder is less than the barrel dliameter of the second level pulverization cylinder, which crushes
Cylinder includes that bobbin and two end plates, two end plates are connected to the both ends of the bobbin, should by the bobbin and two
End plate surrounds and forms a barrel chamber, wherein feeding mouth is offered on the end plate of the bobbin one end, if being offered on the bobbin
Dry discharge hole, several discharge hole centralized arrangements form a discharge zone in the bobbin side, each discharge hole and this
Barrel chamber is connected, each discharge hole has feeding mouth and discharge port, wherein the feeding mouth is opened in the interior of the bobbin
On surface, which is opened on the outer surface of the bobbin.
The second level pulverization cylinder includes the second bobbin and two the second end plates, and two second end plates are connected to this
The both ends of second bobbin, by second bobbin and two second end plates around forming one second barrel chamber, wherein this
It is movably set with maintenance door on second end plate of two bobbin one end, several discharge holes are offered on second bobbin, it is several
The discharge hole centralized arrangement forms one second discharge zone in the second bobbin side, each discharge hole with this second
Barrel chamber is connected, each discharge hole has feeding mouth and discharge port, wherein the feeding mouth is opened in second bobbin
Inner surface on, which is opened on the outer surface of second bobbin, corresponding with second discharge zone at this second
The other side of pipe forms an insert district, and the discharge zone of the first order pulverization cylinder is plugged in completely in the insert district.
It is respectively charged into crushing auxiliary block in the first order pulverization cylinder and the second level pulverization cylinder, which, which rolls, crushes
The integral inclined setting of cylinder, the angle of inclination between level ground control between ten to 30 degree, the first order pulverization cylinder
The feeding mouth horizontal position higher than the second level pulverization cylinder the maintenance door horizontal position.
When the gangue rolls pulverization cylinder work, coal shale in brick making gradually passes through the feeding mouth and is added to the first order
In pulverization cylinder, which rolls pulverization cylinder unitary rotation, and coal shale in brick making is scrolled powder in the first order pulverization cylinder first
It is broken, it is then entered in the second level pulverization cylinder by the discharge zone, finally flows out to obtain preliminary bastard coal from second discharge zone
Stone powder.
Gangue heated muller setting removes carbon furnace roof portion in the gangue dust-firing, and preliminary bastard coal stone powder is sent
Enter to be ground to obtain in the gangue heated muller grinding gangue powder, which includes abrasive wheel
And two crushing blocks.
Two crushing blocks are arranged below the abrasive wheel, meanwhile, two crushing blocks are symmetricly set on the abrasive wheel two
Side, which has ground external surface, corresponding with the ground external surface to be provided with compressive plane on the crushing block, by this
Around a grinding blanking channel is formed, which is in two below the abrasive wheel for ground external surface and the compressive plane
Side.
Preliminary bastard coal stone powder enters the coal by being ground after the grinding blanking channel after grinding gangue powder
Spoil dust-firing carries out removing carbon except carbon stove, which is slidably arranged on sliding rail, which back and forth transports on the sliding rail
It moves to change the transverse width of the grinding blanking channel, and then controls the size of grinding gangue powder particle.
The abrasive wheel connects on the rotating shaft, which is plugged in casing, is arranged between the rotation axis and the casing
There is bearing, which is located at the top of the abrasive wheel, which offers charging top opening, in inner surface and this of the casing
A blanking channel is formed between abrasive wheel, which is connected with the grinding blanking channel.
When the gangue heated muller works, preliminary bastard coal stone powder is admitted to the bastard coal by the charging top opening
In stone heated muller, then, preliminary bastard coal stone powder passes through the blanking channel successively from top to bottom and the grinding blanking is logical
Road, which is ground, to be entered to remove carbon furnace roof portion from the gangue dust-firing after grinding gangue powder inside it.
The gangue dust-firing includes furnace body, agitator disk, air-supply endless tube and fuel nozzle except carbon stove, wherein the stove
The inner cavity of body is made of spreading chamber and combustion chamber, which is connected with the combustion chamber, which is located at the combustion chamber
There is top opening and base opening, the top opening to be located at the spreading top of chamber for top, the furnace body, which is located at the combustion chamber bottom.
The agitator disk is rotatably arranged in the spreading chamber, which includes turntable and bull stick, by the top of the turntable
The inner surface of face and the spreading chamber around forming a spreading channel, spreading channel connection setting the top opening and the combustion chamber it
Between.
The fuel nozzle, which is stretched, to be located in the combustion chamber, which is located in the combustion chamber, which is located at
Above the air-supply endless tube, it is also provided with air bell in the combustion chamber, which enters head piece and outflow port.
When the gangue dust-firing is made except carbon furnaceman, grinding gangue powder enters from top to bottom from the top opening
In the furnace body, grinding gangue powder after the stirring of the agitator disk first by uniformly entering in the spreading channel, then,
The fuel nozzle, which sprays fuel, makes grinding gangue dust-firing remove carbon, and at the same time, which blows out air-flow upwards, makes
Grind gangue powder suspension combustion, thermal current above the furnace body can enter head piece stream in the furnace body from this of the air bell
Enter and is flowed out from the outflow port.
A method of gangue being processed as cement powder raw material, coal shale in brick making is put into gangue rolling by the first step
Roll crushing in dynamic pulverization cylinder and obtains preliminary bastard coal stone powder.
It includes first order pulverization cylinder and second level pulverization cylinder that the gangue, which rolls pulverization cylinder, which plugs
In the second level pulverization cylinder, the barrel dliameter of the first order pulverization cylinder is less than the barrel dliameter of the second level pulverization cylinder.
The first order pulverization cylinder includes that bobbin and two end plates, two end plates are connected to the both ends of the bobbin,
It surrounds by the bobbin and two end plates and forms a barrel chamber, wherein offer pan feeding on the end plate of the bobbin one end
Mouthful, several discharge holes are offered on the bobbin, several discharge hole centralized arrangements form a discharging in the bobbin side
Area, each discharge hole are connected with the barrel chamber, each discharge hole has feeding mouth and discharge port, wherein
The feeding mouth is opened on the inner surface of the bobbin, which is opened on the outer surface of the bobbin.
The second level pulverization cylinder includes the second bobbin and two the second end plates, and two second end plates are connected to this
The both ends of second bobbin, by second bobbin and two second end plates around forming one second barrel chamber, wherein this
It is movably set with maintenance door on second end plate of two bobbin one end, several discharge holes are offered on second bobbin, it is several
The discharge hole centralized arrangement forms one second discharge zone in the second bobbin side, each discharge hole with this second
Barrel chamber is connected, each discharge hole has feeding mouth and discharge port, wherein the feeding mouth is opened in second bobbin
Inner surface on, which is opened on the outer surface of second bobbin, corresponding with second discharge zone at this second
The other side of pipe forms an insert district, and the discharge zone of the first order pulverization cylinder is plugged in completely in the insert district, the first order
It is respectively charged into crushing auxiliary block in pulverization cylinder and the second level pulverization cylinder, which rolls the integral inclined setting of pulverization cylinder,
Its angle of inclination between level ground controls between ten to 30 degree.
Coal shale in brick making gradually passes through the feeding mouth and is added in the first order pulverization cylinder, and it is whole which rolls pulverization cylinder
Body rotates, and coal shale in brick making is scrolled crushing in the first order pulverization cylinder first, then by the discharge zone enter this
In two level pulverization cylinder, finally flow out to obtain preliminary bastard coal stone powder from second discharge zone.
Preliminary bastard coal stone powder is admitted in gangue heated muller to be ground to obtain and grinds gangue by second step
Powder.
The gangue heated muller includes abrasive wheel and two crushing blocks, and two crushing blocks are arranged in the abrasive wheel
Lower section, meanwhile, two crushing blocks are symmetricly set on the abrasive wheel both sides, which has ground external surface, with the grinding
Outer surface is corresponding to be provided with compressive plane on the crushing block, is ground by the ground external surface and the compressive plane around forming one
Blanking channel is ground, which is in both sides below the abrasive wheel, which is slidably arranged on sliding rail, the extruding
Block is moved back and forth on the sliding rail to change the transverse width of the grinding blanking channel, and then controls grinding gangue powder particle
Size, preliminary bastard coal stone powder from top to bottom successively by the grinding blanking channel be ground for grind gangue powder.
Third step, grinding gangue powder are admitted to gangue dust-firing except carbon stove carries out burning except carbon obtains readymade coal
Spoil powder, finished product gangue powder are to make the basic material of cement to produce cement.
The gangue dust-firing includes furnace body, agitator disk, air-supply endless tube and fuel nozzle except carbon stove, wherein the stove
The inner cavity of body is made of spreading chamber and combustion chamber, which is connected with the combustion chamber, which is located at the combustion chamber
The cross-sectional area at top, the spreading chamber gradually increases from top to bottom, and the cross-sectional area of the combustion chamber is gradually reduced from top to bottom, should
There is furnace body top opening and base opening, the top opening to be located at the spreading top of chamber, which is located at the combustion chamber bottom, which turns
Dynamic to be arranged in the spreading chamber, which includes turntable and bull stick, which is fixed on the turntable middle position, the bull stick
The turntable can be driven to be rotated in the spreading chamber, the diameter of the turntable is incremented by from top to bottom, by top surface and this of the turntable
Around a spreading channel is formed, spreading channel connection is arranged between the top opening and the combustion chamber inner surface of spreading chamber.
The fuel nozzle, which is stretched, to be located in the combustion chamber, which is located in the combustion chamber, which is located at
Above the air-supply endless tube, it is also provided with air bell in the combustion chamber, which enters head piece and outflow port, this enters head piece and is located at
At the top of the air bell, which is located at the air bell bottom.
Grinding gangue powder is entered from top to bottom in the furnace body, and grinding gangue powder passes through the agitator disk first
It is uniformly entered after stirring in the spreading channel, then, which, which sprays fuel, makes grinding gangue dust-firing remove
Carbon, at the same time, the air-supply endless tube blow out air-flow upwards, enable grinding gangue powder suspension combustion in the furnace body, should
Thermal current above furnace body enters head piece and flows into from the outflow port to flow out from this of the air bell, is followed with promoting the air-flow in the furnace body
Ring.
Beneficial effects of the present invention are：When the present invention works, coal shale in brick making initially enters the gangue and rolls powder
It carries out rolling in broken cylinder crushing and obtains preliminary bastard coal stone powder, then, preliminary bastard coal stone powder is admitted to gangue heating and grinds
It is ground to obtain grinding gangue powder in grinder, finally, grinding gangue powder is admitted to the gangue dust-firing and removes
Carbon stove carries out burning except carbon obtains finished product gangue powder, and finished product gangue powder is to make the basic material of cement to produce
Cement, system of the invention can successively crush coal shale in brick making, grind, except carbon to which finished product gangue powder be made
And to produce cement, can efficient, large batch of digestion gangue, to avoid coal gangue pollution environment.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention.
Fig. 2 is the structural schematic diagram that gangue of the present invention rolls pulverization cylinder.
Fig. 3 is the cross section structure schematic diagram that gangue of the present invention rolls pulverization cylinder.
Fig. 4 is the structural schematic diagram of gangue heated muller of the present invention.
Fig. 5 is the structural schematic diagram of the another embodiment of gangue heated muller of the present invention.
Fig. 6 is the structural schematic diagram that gangue dust-firing of the present invention removes carbon stove.
Specific implementation mode
As shown in Figures 1 to 6, a kind of system that gangue is processed as cement powder raw material comprising gangue rolls powder
Broken cylinder 100, gangue heated muller 200 and gangue dust-firing remove carbon stove 300.
Coal shale in brick making, which initially enters roll crushing in gangue rolling pulverization cylinder 100, obtains preliminary bastard coal mountain flour
End, then, preliminary bastard coal stone powder, which is admitted in the gangue heated muller 200, is ground to obtain grinding gangue powder
End, finally, grinding gangue powder are admitted to the gangue dust-firing except carbon stove 300 carries out burning except carbon obtains finished product bastard coal
Stone powder, finished product gangue powder are to make the basic material of cement to produce cement.
The present invention system coal shale in brick making can be crushed successively, ground, except carbon to which finished product gangue be made
Powder and to produce cement, can efficient, large batch of digestion gangue, to avoid coal gangue pollution environment.
As shown in Figure 1, material can between the individual devices be transmitted by conveyer belt A in present system, to reach certainly
The effect of dynamic metaplasia production.
As shown in Fig. 2 to 3, it includes first order pulverization cylinder 110 and second level pulverization cylinder which, which rolls pulverization cylinder 100,
120。
The first order pulverization cylinder 110 is plugged in the second level pulverization cylinder 120, and the barrel dliameter of the first order pulverization cylinder 110 is small
In the barrel dliameter of the second level pulverization cylinder 120.
The first order pulverization cylinder 110 includes bobbin 111 and two end plates 112, and two end plates 112 are connected to this
The both ends of bobbin 111, by the bobbin 111 and two end plates 112 around one barrel chamber 113 of formation.
Wherein, feeding mouth 114 is offered on the end plate 112 of 111 one end of bobbin.
Several discharge holes 115 are offered on the bobbin 111, several 115 centralized arrangements of discharge hole are in the bobbin 111 1
Side, and form a discharge zone.
Each discharge hole 115 is connected with the barrel chamber 113.
Each discharge hole 115 has feeding mouth 116 and discharge port 117, wherein the feeding mouth 116 is opened in
On the inner surface of the bobbin 111, which is opened on the outer surface of the bobbin 111.
When specific implementation, the aperture of the feeding mouth 116 is less than the aperture of the discharge port 117, when to avoid discharging
The discharge hole 115 is blocked.
The second level pulverization cylinder 120 is similar with 110 structure of first order pulverization cylinder.
The second level pulverization cylinder 120 includes the second bobbin 121 and two the second end plates 122, two second end plates 122
The both ends of second bobbin 121 are connected to, by second bobbin 121 and two second end plates 122 around formation
One second barrel chamber 123.
Wherein, it is movably set with maintenance door 124 on second end plate 122 of 121 one end of the second bobbin.
Offer several discharge holes 125 on second bobbin 121, several 125 centralized arrangements of discharge hole this second
121 side of bobbin, and form one second discharge zone.
Each discharge hole 125 is connected with second barrel chamber 123.
Each discharge hole 125 has feeding mouth 126 and discharge port 127, wherein the feeding mouth 126 is opened in
On the inner surface of second bobbin 121, which is opened on the outer surface of second bobbin 121.
When specific implementation, the aperture of the feeding mouth 126 is less than the aperture of the discharge port 127, when to avoid discharging
The discharge hole 125 is blocked.
It is corresponding with second discharge zone to form an insert district 130 in the other side of second bobbin 121.
The discharge zone of the first order pulverization cylinder 110 is plugged in completely in the insert district 130.
When specific implementation, the aperture of the feeding mouth 126 of the discharge hole 125 of the second level pulverization cylinder 120 is less than three
Centimetre, to have the function that screening controls preliminary gangue powder particle size, enable subsequently to grind work smoothly into
Row.
It is respectively charged into the first order pulverization cylinder 110 and the second level pulverization cylinder 120 and crushes auxiliary block 140.
The hardness of the crushing auxiliary block 140 is more than the hardness of coal shale in brick making.
The crushing auxiliary block 140 can be metal derby or stone, quartzy rock block preferentially be selected in practice, because quartzy
Rock block hardness is higher, and it is convenient extensively to draw materials, and the powder that quartzite is worn away enters can't in finished product gangue powder
Reduce the quality of cement.
The gangue rolls 100 integral inclined setting of pulverization cylinder, and the angle of inclination between level ground is controlled ten
To between 30 degree.
114 horizontal position of feeding mouth of the first order pulverization cylinder 110 is higher than the maintenance door of the second level pulverization cylinder 120
124 horizontal position.
When specific implementation, turning gear 151, sliding tooth 152 are provided on the outer surface of the first order pulverization cylinder 110
It is meshed with the turning gear 151, the gangue can be driven to roll pulverization cylinder by the sliding tooth 152 and the turning gear 151
100 unitary rotations.
In practice, the sliding tooth 152, the turning gear 151 can be rack, gear structure or other structures, the bastard coal
Stone rolls 100 entirety of pulverization cylinder and can be erected in horizontal bottom by bearing or other rotational structures, so that the gangue
Rolling pulverization cylinder 100 being capable of smooth rotation.
When specific implementation, which can also be plugged in third level pulverization cylinder, can also equally set
The 4th, level V pulverization cylinder is set, to have the function that classification does not roll crushing.
When the gangue rolls the work of pulverization cylinder 100, coal shale in brick making gradually passes through the feeding mouth 114 and is added to this
In first order pulverization cylinder 110, which rolls 100 unitary rotation of pulverization cylinder, and coal shale in brick making is crushed in the first order first
It is scrolled crushing in cylinder 110, is then entered in the second level pulverization cylinder 120 by the discharge zone, finally from second discharging
It flows out to obtain preliminary bastard coal stone powder in area.
Gangue rolling 100 overall structure of pulverization cylinder is simple, and equipment cost is cheap, and failure rate is low, while being suitble to big
The coal shale in brick making of batch crushes.
As shown in figure 4, the gangue heated muller 200 setting removes 300 top of carbon stove in the gangue dust-firing, just
Step bastard coal stone powder, which is admitted in the gangue heated muller 200, is ground to obtain grinding gangue powder.
The gangue heated muller 200 includes abrasive wheel 210 and two crushing blocks 220, and two crushing blocks 220 are set
It sets below the abrasive wheel 210, meanwhile, two crushing blocks 220 are symmetricly set on 210 both sides of abrasive wheel.
The abrasive wheel 210 has ground external surface 211, corresponding with the ground external surface 211 to be set on the crushing block 220
It is equipped with compressive plane 221.
Blanking channel 230 is ground around forming one by the ground external surface 211 and the compressive plane 221, under the grinding
Material channel 230 is in the 210 lower section both sides of abrasive wheel.
Preliminary bastard coal stone powder enters this by being ground after the grinding blanking channel 230 after grinding gangue powder
Gangue dust-firing carries out removing carbon except carbon stove 300.
The crushing block 220 is slidably arranged on sliding rail 240, which moves back and forth on the sliding rail 240 to change
The transverse width of the grinding blanking channel 230, and then control the size of grinding gangue powder particle.
As shown in figure 5, when specific implementation, the ground external surface 211 and the compressive plane 221 are all the bent arc of bending
Face extends time of the raw material by the grinding blanking channel 230 so as to reach, promotes the effect of grinding quality.
When specific implementation, it is embedded with heating tube 250 in the abrasive wheel 210 or the crushing block 220, the heating tube
250 pairs of abrasive wheels 210 or the crushing block 220 are heated the temperature to promote the grinding blanking channel 230, are further carried
The temperature for rising material in the grinding blanking channel 230 promotes grinding efficiency to promote grinding quality.
The abrasive wheel 210 is connected in rotation axis 260, which drives the abrasive wheel 210 rotation with to the grinding
Material in blanking channel 230 is ground, and the own wt of the abrasive wheel 210 can be increased in practice, while being reduced this and being ground
The velocity of rotation of emery wheel 210, to reach the load for reducing the rotation axis 260 in the case of same grinding efficiency.
The rotation axis 260 is plugged in casing 270, and bearing 280 is provided between the rotation axis 260 and the casing 270.
The casing 270 is located at 210 top of abrasive wheel, which offers charging top opening 271.
Form a blanking channel 272 between the inner surface and the abrasive wheel 210 of the casing 270, the blanking channel 272 with
The grinding blanking channel 230 is connected.
When the gangue heated muller 200 works, preliminary bastard coal stone powder is admitted to by the charging top opening 271
In the gangue heated muller 200, then, preliminary bastard coal stone powder from top to bottom successively pass through the blanking channel 272 and
The grinding blanking channel 230 is ground to be entered to remove 300 top of carbon stove from the gangue dust-firing after grinding gangue powder
Inside it.
When specific implementation, which is connected with push rod 222, which drives the crushing block 220
It moves forward and backward.
The push rod 222 can be driven by hydraulic cylinder, pneumatic cylinder or other component.
As shown in fig. 6, the gangue dust-firing includes furnace body 310, agitator disk 320, air-supply endless tube 330 except carbon stove 300
And fuel nozzle 340, wherein the inner cavity of the furnace body 310 is made of spreading chamber 311 and combustion chamber 312.
The spreading chamber 311 is connected with the combustion chamber 312, which is located at 312 top of combustion chamber.
The cross-sectional area of the spreading chamber 311 gradually increases from top to bottom, the cross-sectional area of the combustion chamber 312 from top to bottom by
It is decrescence small, that is to say, that the spreading chamber 311 is in positive round taper, which is in inverted cone-shaped.
There is the furnace body 310 top opening 313 and base opening 314, the top opening 313 to be located at 311 top of spreading chamber, the base opening
314 are located at 312 bottom of combustion chamber.
The agitator disk 320 is rotatably arranged in the spreading chamber 311, which includes turntable 321 and bull stick 322,
The bull stick 322 is fixed on 321 middle position of turntable, which can drive the turntable 321 in 311 transfer of spreading chamber
It is dynamic.
The diameter of the turntable 321 is incremented by from top to bottom.
It is surround with the inner surface of the spreading chamber 311 by the top surface of the turntable 321 and forms a spreading channel 350, the spreading
The connection of channel 350 is arranged between the top opening 313 and the combustion chamber 312.
When specific implementation, dnockout rib 323 is provided on the top surface of the turntable 321.
When work, material is entered from the top opening 313 in the spreading chamber 311 from top to bottom, this moment, the turntable 321
Rotation（It can be with high-speed rotation in practice）, by material scattering, and it is evenly distributed in the spreading chamber 311, then, whereabouts enters
The combustion chamber 312 carries out burning and removes carbon.
The fuel nozzle 340, which is stretched, to be located in the combustion chamber 312, which is located in the combustion chamber 312, should
Fuel nozzle 340 is located at 330 top of air-supply endless tube.
It is also provided with air bell 360 in the combustion chamber 312.
The air bell 360 enters head piece 361 and outflow port 362.
This enters head piece 361 and is located at 360 top of air bell, which is located at 360 bottom of air bell.
The position for entering head piece 361 is higher than the position of the fuel nozzle 340, and the position of the outflow port 362 is less than the air-supply
The position of endless tube 330.
The gangue dust-firing except carbon stove 300 work when, grinding gangue powder from the top opening 313 from top to bottom
It enters in the furnace body 310, grinding gangue powder after the stirring of the agitator disk 320 first by uniformly entering the spreading
In channel 350, then, which, which sprays fuel, makes grinding gangue dust-firing remove carbon, at the same time, the air-supply
Endless tube 330 blows out air-flow upwards, enables grinding gangue powder suspension combustion in the furnace body 310,310 top of furnace body
Thermal current from the air bell 360 this enter head piece 361 flow into from the outflow port 362 flow out, to promote the air-flow in the furnace body 310
Cycle, improving combustion efficiency.
As shown in Figures 1 to 6, a method of gangue is processed as cement powder raw material.
The first step, coal shale in brick making is put into gangue roll pulverization cylinder 100 in carry out roll crush obtain preliminary bastard coal
Stone powder.
It includes first order pulverization cylinder 110 and second level pulverization cylinder 120, the first order that the gangue, which rolls pulverization cylinder 100,
Pulverization cylinder 110 is plugged in the second level pulverization cylinder 120, and the barrel dliameter of the first order pulverization cylinder 110 is less than the second level pulverization cylinder
120 barrel dliameter, the first order pulverization cylinder 110 include bobbin 111 and two end plates 112, and two end plates 112 are connected to
The both ends of the bobbin 111, by the bobbin 111 and two end plates 112 around one barrel chamber 113 of formation, wherein in the bobbin
Feeding mouth 114 is offered on the end plate 112 of 111 one end, several discharge holes 115 are offered on the bobbin 111, several this goes out
115 centralized arrangement of hole is expected in 111 side of bobbin, and forms a discharge zone, each discharge hole 115 and the barrel chamber 113
It is connected, each discharge hole 115 has feeding mouth 116 and discharge port 117, wherein the feeding mouth 116 is opened in this
On the inner surface of bobbin 111, which is opened on the outer surface of the bobbin 111.
The second level pulverization cylinder 120 includes the second bobbin 121 and two the second end plates 122, two second end plates 122
The both ends of second bobbin 121 are connected to, by second bobbin 121 and two second end plates 122 around formation
One second barrel chamber 123, wherein it is movably set with maintenance door 124 on second end plate 122 of 121 one end of the second bobbin,
Several discharge holes 125 are offered on second bobbin 121, several 125 centralized arrangements of discharge hole are in second bobbin 121 1
Side, and one second discharge zone is formed, each discharge hole 125 is connected with second barrel chamber 123, each discharge hole
125 all have feeding mouth 126 and discharge port 127, wherein the feeding mouth 126 is opened in the inner surface of second bobbin 121
On, which is opened on the outer surface of second bobbin 121, corresponding with second discharge zone in second bobbin
121 other side forms an insert district 130, and the discharge zone of the first order pulverization cylinder 110 is plugged in the insert district 130 completely
In, it is respectively charged into the first order pulverization cylinder 110 and the second level pulverization cylinder 120 and crushes auxiliary block 140.
The gangue rolls 100 integral inclined setting of pulverization cylinder, and the angle of inclination between level ground is controlled ten
To between 30 degree.
Coal shale in brick making gradually passes through the feeding mouth 114 and is added in the first order pulverization cylinder 110, which rolls powder
100 unitary rotation of broken cylinder, coal shale in brick making are scrolled crushing in the first order pulverization cylinder 110 first, then pass through the discharging
Area enters in the second level pulverization cylinder 120, finally flows out to obtain preliminary bastard coal stone powder from second discharge zone.
Preliminary bastard coal stone powder is admitted in gangue heated muller 200 and is ground to obtain grind coal by second step
Spoil powder.
The gangue heated muller 200 includes abrasive wheel 210 and two crushing blocks 220, and two crushing blocks 220 are set
It sets below the abrasive wheel 210, meanwhile, two crushing blocks 220 are symmetricly set on 210 both sides of abrasive wheel, the abrasive wheel 210
It is corresponding with the ground external surface 211 to be provided with compressive plane 221 on the crushing block 220 with ground external surface 211, by
The ground external surface 211 and the compressive plane 221 are in around a grinding blanking channel 230, the grinding blanking channel 230 is formed
The 210 lower section both sides of abrasive wheel, the crushing block 220 are slidably arranged on sliding rail 240, and the crushing block 220 is past on the sliding rail 240
Multiple movement controls the size of grinding gangue powder particle to change the transverse width of the grinding blanking channel 230.
Preliminary bastard coal stone powder is ground by the grinding blanking channel 230 to grind gangue powder successively from top to bottom
End.
Third step, grinding gangue powder are admitted to gangue dust-firing except carbon stove 300 carries out burning except carbon is obtained into
Product bastard coal stone powder, finished product gangue powder are to make the basic material of cement to produce cement.
The gangue dust-firing includes furnace body 310, agitator disk 320, air-supply endless tube 330 and fuel spray except carbon stove 300
Mouth 340, wherein the inner cavity of the furnace body 310 is made of spreading chamber 311 and combustion chamber 312, the spreading chamber 311 and the combustion chamber
312 are connected, which is located at 312 top of combustion chamber, and the cross-sectional area of the spreading chamber 311 gradually increases from top to bottom
Greatly, the cross-sectional area of the combustion chamber 312 is gradually reduced from top to bottom.
There is the furnace body 310 top opening 313 and base opening 314, the top opening 313 to be located at 311 top of spreading chamber, the base opening
314 are located at 312 bottom of combustion chamber, which is rotatably arranged in the spreading chamber 311, which includes turntable
321 and bull stick 322, the bull stick 322 be fixed on 321 middle position of turntable, which can drive the turntable 321 to exist
It is rotated in the spreading chamber 311, the diameter of the turntable 321 is incremented by from top to bottom, by top surface and the spreading chamber of the turntable 321
Around a spreading channel 350 is formed, the spreading channel 350 connection is arranged in the top opening 313 and the combustion chamber 311 inner surface
Between 312.
The fuel nozzle 340, which is stretched, to be located in the combustion chamber 312, which is located in the combustion chamber 312, should
Fuel nozzle 340 is located at 330 top of air-supply endless tube, is also provided with air bell 360 in the combustion chamber 312, which enters
Head piece 361 and outflow port 362, this enters head piece 361 and is located at 360 top of air bell, which is located at the air bell
360 bottoms.
Grinding gangue powder is entered from top to bottom in the furnace body 310, and grinding gangue powder passes through the stirring first
It is uniformly entered after the stirring of disk 320 in the spreading channel 350, then, which, which sprays fuel, makes grinding bastard coal
Stone powder burning removes carbon, and at the same time, which blows out air-flow upwards, enables grinding gangue powder in the stove
Suspension combustion in body 310, the thermal current of 310 top of the furnace body enter head piece 361 and flow into from the outflow port from this of the air bell 360
362 outflows, to promote the airflow circulating in the furnace body 310.
Claims (10)
1. a kind of system that gangue is processed as cement powder raw material, it is characterised in that：Pulverization cylinder, coal are rolled including gangue
Spoil heated muller and gangue dust-firing remove carbon stove,
Coal shale in brick making, which initially enters roll crushing in gangue rolling pulverization cylinder, obtains preliminary bastard coal stone powder, and
Afterwards, preliminary bastard coal stone powder be admitted in the gangue heated muller be ground to obtain grinding gangue powder finally grind
Coal-grinding spoil powder be admitted to the gangue dust-firing except carbon stove carry out burning except carbon obtains finished product gangue powder,
It includes first order pulverization cylinder and second level pulverization cylinder that the gangue, which rolls pulverization cylinder, which is plugged in this
In the pulverization cylinder of the second level, the barrel dliameter of the first order pulverization cylinder is less than the barrel dliameter of the second level pulverization cylinder, the first order pulverization cylinder packet
It includes bobbin and two end plates, two end plates is connected to the both ends of the bobbin, by the bobbin and two end plates
Around forming a barrel chamber, wherein offer feeding mouth on the end plate of the bobbin one end, done if being offered on the bobbin
Expect hole, several discharge hole centralized arrangements form a discharge zone, each discharge hole and the barrel chamber in the bobbin side
It is connected, each discharge hole has feeding mouth and discharge port, wherein the feeding mouth is opened in the inner surface of the bobbin
On, which is opened on the outer surface of the bobbin,
The second level pulverization cylinder include the second bobbin and two the second end plates, two second end plates be connected to this second
The both ends of bobbin surround by second bobbin and two second end plates and form one second barrel chamber, wherein at this second
It is movably set with maintenance door on second end plate of pipe one end, several discharge holes are offered on second bobbin, several this goes out
Hole centralized arrangement is expected in the second bobbin side, and forms one second discharge zone, each discharge hole and second barrel chamber
It is connected, each discharge hole has feeding mouth and discharge port, wherein the feeding mouth is opened in the interior of second bobbin
On surface, which is opened on the outer surface of second bobbin, corresponding with second discharge zone in second bobbin
The other side forms an insert district, and the discharge zone of the first order pulverization cylinder is plugged in completely in the insert district,
It is respectively charged into crushing auxiliary block in the first order pulverization cylinder and the second level pulverization cylinder, it is whole which rolls pulverization cylinder
Body is obliquely installed, and the angle of inclination between level ground controls between ten to 30 degree, which is somebody's turn to do
Feeding mouth horizontal position is higher than the horizontal position of the maintenance door of the second level pulverization cylinder,
When the gangue rolls pulverization cylinder work, coal shale in brick making gradually passes through the feeding mouth and is added to first order crushing
In cylinder, which rolls pulverization cylinder unitary rotation, and coal shale in brick making is scrolled crushing in the first order pulverization cylinder first, and
It is entered in the second level pulverization cylinder by the discharge zone afterwards, finally flows out to obtain preliminary bastard coal mountain flour from second discharge zone
End,
Gangue heated muller setting removes carbon furnace roof portion in the gangue dust-firing, and preliminary bastard coal stone powder is admitted to this
Be ground to obtain grinding gangue powder in gangue heated muller, the gangue heated muller include abrasive wheel and
Two crushing blocks,
Two crushing blocks are arranged below the abrasive wheel, meanwhile, two crushing blocks are symmetricly set on the abrasive wheel both sides, should
Abrasive wheel has ground external surface, corresponding with the ground external surface to be provided with compressive plane on the crushing block, by the grinding
Around a grinding blanking channel is formed, which is in both sides below the abrasive wheel for outer surface and the compressive plane,
Preliminary bastard coal stone powder enters the gangue by being ground after the grinding blanking channel after grinding gangue powder
Dust-firing carries out removing carbon except carbon stove, which is slidably arranged on sliding rail, the crushing block moved back and forth on the sliding rail with
Change the transverse width of the grinding blanking channel, and then control the size of grinding gangue powder particle,
The abrasive wheel connects on the rotating shaft, which is plugged in casing, and axis is provided between the rotation axis and the casing
It holds, which is located at the top of the abrasive wheel, which offers charging top opening, in inner surface and the grinding of the casing
A blanking channel is formed between wheel, which is connected with the grinding blanking channel,
When the gangue heated muller works, preliminary bastard coal stone powder is admitted to the gangue by the charging top opening and adds
In hot mill, then, preliminary bastard coal stone powder passes through the blanking channel and the grinding blanking channel quilt successively from top to bottom
It is ground to after grinding gangue powder from the gangue dust-firing except carbon furnace roof portion enters inside it,
The gangue dust-firing includes furnace body, agitator disk, air-supply endless tube and fuel nozzle except carbon stove, wherein the furnace body
Inner cavity is made of spreading chamber and combustion chamber, which is connected with the combustion chamber, which is located at the top of the combustion chamber,
There is the furnace body top opening and base opening, the top opening to be located at the spreading top of chamber, which is located at the combustion chamber bottom,
The agitator disk is rotatably arranged in the spreading chamber, which includes turntable and bull stick, by the turntable top surface with
Around a spreading channel is formed, spreading channel connection is arranged between the top opening and the combustion chamber inner surface of the spreading chamber,
The fuel nozzle, which is stretched, to be located in the combustion chamber, which is located in the combustion chamber, which send positioned at this
Above vane pipe, it is also provided with air bell in the combustion chamber, which enters head piece and outflow port,
When the gangue dust-firing is made except carbon furnaceman, grinding gangue powder enters the stove from top to bottom from the top opening
In body, grinding gangue powder after the stirring of the agitator disk first by uniformly entering in the spreading channel, then, the combustion
Material nozzle, which sprays fuel, makes grinding gangue dust-firing remove carbon, and at the same time, which blows out air-flow upwards, makes grinding
Bastard coal stone powder can in the furnace body suspension combustion, thermal current above the furnace body from the air bell this enter head piece flow into from
The outflow port flows out.
2. a kind of system that gangue is processed as cement powder raw material as described in claim 1, it is characterised in that：This second
The aperture of the feeding mouth of the discharge hole of grade pulverization cylinder is less than three centimetres.
3. a kind of system that gangue is processed as cement powder raw material as described in claim 1, it is characterised in that：The crushing
The hardness of auxiliary block is more than the hardness of coal shale in brick making.
4. a kind of system that gangue is processed as cement powder raw material as described in claim 1, it is characterised in that：The grinding
Outer surface and the compressive plane are all bending curved surface.
5. a kind of system that gangue is processed as cement powder raw material as described in claim 1, it is characterised in that：The grinding
It is embedded with heating tube in wheel or the crushing block.
6. a kind of system that gangue is processed as cement powder raw material as described in claim 1, it is characterised in that：The spreading
The cross-sectional area of chamber gradually increases from top to bottom, and the cross-sectional area of the combustion chamber is gradually reduced from top to bottom.
7. a kind of system that gangue is processed as cement powder raw material as claimed in claim 6, it is characterised in that：The spreading
Chamber is in positive round taper, which is in inverted cone-shaped.
8. a kind of system that gangue is processed as cement powder raw material as described in claim 1, it is characterised in that：The bull stick
Be fixed on the turntable middle position, which can drive the turntable to be rotated in the spreading chamber, the diameter of the turntable from upper and
It is lower to be incremented by.
9. a kind of system that gangue is processed as cement powder raw material as described in claim 1, it is characterised in that：This becomes a mandarin
Mouth is located at the top of the air bell, which is located at the air bell bottom, which is higher than the position of the fuel nozzle
It sets, the position of the outflow port is less than the position of the air-supply endless tube.
10. a kind of method that gangue is processed as cement powder raw material, it is characterised in that：
The first step, coal shale in brick making is put into gangue roll pulverization cylinder in carry out roll crush obtain preliminary bastard coal stone powder,
It includes first order pulverization cylinder and second level pulverization cylinder that the gangue, which rolls pulverization cylinder, which is plugged in this
In the pulverization cylinder of the second level, the barrel dliameter of the first order pulverization cylinder is less than the barrel dliameter of the second level pulverization cylinder,
The first order pulverization cylinder includes that bobbin and two end plates, two end plates are connected to the both ends of the bobbin, by
The bobbin and two end plates surround and form a barrel chamber, wherein feeding mouth is offered on the end plate of the bobbin one end,
Several discharge holes are offered on the bobbin, several discharge hole centralized arrangements form a discharge zone in the bobbin side, each
A discharge hole is all connected with the barrel chamber, each discharge hole has feeding mouth and discharge port, wherein the feeding mouth
It is opened on the inner surface of the bobbin, which is opened on the outer surface of the bobbin,
The second level pulverization cylinder include the second bobbin and two the second end plates, two second end plates be connected to this second
The both ends of bobbin surround by second bobbin and two second end plates and form one second barrel chamber, wherein at this second
It is movably set with maintenance door on second end plate of pipe one end, several discharge holes are offered on second bobbin, several this goes out
Hole centralized arrangement is expected in the second bobbin side, and forms one second discharge zone, each discharge hole and second barrel chamber
It is connected, each discharge hole has feeding mouth and discharge port, wherein the feeding mouth is opened in the interior of second bobbin
On surface, which is opened on the outer surface of second bobbin, corresponding with second discharge zone in second bobbin
The other side forms an insert district, and the discharge zone of the first order pulverization cylinder is plugged in completely in the insert district, which crushes
It is respectively charged into crushing auxiliary block in cylinder and the second level pulverization cylinder, which rolls the integral inclined setting of pulverization cylinder, with
Angle of inclination between level ground controls between ten to 30 degree,
Coal shale in brick making gradually passes through the feeding mouth and is added in the first order pulverization cylinder, which rolls pulverization cylinder and integrally turn
Dynamic, coal shale in brick making is scrolled crushing in the first order pulverization cylinder first, then enters the second level by the discharge zone
In pulverization cylinder, finally flow out to obtain preliminary bastard coal stone powder from second discharge zone,
Preliminary bastard coal stone powder is admitted in gangue heated muller to be ground to obtain and grinds gangue powder by second step
End,
The gangue heated muller includes abrasive wheel and two crushing blocks, and two crushing blocks are arranged under the abrasive wheel
Side, meanwhile, two crushing blocks are symmetricly set on the abrasive wheel both sides, which has outside ground external surface, with the grinding
Surface is corresponding to be provided with compressive plane on the crushing block, is surrounded by the ground external surface and the compressive plane and forms a grinding
Blanking channel, the grinding blanking channel are in both sides below the abrasive wheel, which is slidably arranged on sliding rail, the crushing block
It is moved back and forth on the sliding rail to change the transverse width of the grinding blanking channel, and then controls grinding gangue powder particle
Size, preliminary bastard coal stone powder are ground by the grinding blanking channel to grind gangue powder successively from top to bottom,
Third step, grinding gangue powder are admitted to gangue dust-firing except carbon stove carries out burning except carbon obtains finished product gangue
Powder, finished product gangue powder be make cement basic material to produce cement,
The gangue dust-firing includes furnace body, agitator disk, air-supply endless tube and fuel nozzle except carbon stove, wherein the furnace body
Inner cavity is made of spreading chamber and combustion chamber, which is connected with the combustion chamber, which is located at the top of the combustion chamber,
The cross-sectional area of the spreading chamber gradually increases from top to bottom, and the cross-sectional area of the combustion chamber is gradually reduced from top to bottom, the furnace body
With top opening and base opening, which is located at the spreading top of chamber, which is located at the combustion chamber bottom, and agitator disk rotation is set
It sets in the spreading chamber, which includes turntable and bull stick, which is fixed on the turntable middle position, which can
The turntable is driven to be rotated in the spreading chamber, the diameter of the turntable is incremented by from top to bottom, by top surface and the spreading of the turntable
Around a spreading channel is formed, spreading channel connection is arranged between the top opening and the combustion chamber inner surface of chamber,
The fuel nozzle, which is stretched, to be located in the combustion chamber, which is located in the combustion chamber, which send positioned at this
Above vane pipe, it is also provided with air bell in the combustion chamber, which enters head piece and outflow port, this enters head piece and is located at the gas
Stream cover top, the outflow port are located at the air bell bottom,
Grinding gangue powder is entered from top to bottom in the furnace body, and grinding gangue powder passes through the stirring of the agitator disk first
After uniformly enter in the spreading channel, then, the fuel nozzle spray fuel make grinding gangue dust-firing remove carbon, with
This simultaneously, which blows out air-flow upwards, enables grinding gangue powder suspension combustion in the furnace body, on the furnace body
Side thermal current from the air bell this enter head piece flow into from the outflow port flow out, to promote the airflow circulating in the furnace body.
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Application publication date: 20180727 |