CN108264252B - Green box-type positive pressure fly ash sintered ceramsite production line - Google Patents

Green box-type positive pressure fly ash sintered ceramsite production line Download PDF

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Publication number
CN108264252B
CN108264252B CN201810024875.3A CN201810024875A CN108264252B CN 108264252 B CN108264252 B CN 108264252B CN 201810024875 A CN201810024875 A CN 201810024875A CN 108264252 B CN108264252 B CN 108264252B
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Prior art keywords
sintering
green
raw material
box
production line
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CN108264252A (en
Inventor
杨宏玉
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Shanxi Xinlong Technology Co.,Ltd.
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Jinzhong Qihong Fly Ash Technology Development Co ltd
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    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B18/00Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
    • C04B18/02Agglomerated materials, e.g. artificial aggregates
    • C04B18/027Lightweight materials
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B21/00Open or uncovered sintering apparatus; Other heat-treatment apparatus of like construction
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00Technologies relating to the processing of minerals
    • Y02P40/60Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/91Use of waste materials as fillers for mortars or concrete

Abstract

The invention discloses a green box type positive pressure fly ash sintered ceramsite production line, which comprises a raw material system, a balling system, an ignition system, a sintering system, a crushing and screening system and an auxiliary system; the raw material system is provided with raw material storage bins, storage and transportation, batching, metering, homogenizing, water adding and uniformly mixing nucleation equipment; the balling system is provided with a high-efficiency balling machine, a green ball roller screen and a green ball distributing device; the ignition furnace system is provided with positive pressure gas ignition furnace equipment, and green pellets of the sintering box are ignited from bottom to top; the sintering system is characterized in that the ignited sintering box is arranged in a sintering furnace, the sintering box is unloaded to the original position, repeated and cyclic production is carried out, and the production line scale can reach 3-15 ten thousand cubic meters per year according to the specification and the number of the sintering boxes. The production line is superior to the traditional negative pressure sintering production line in the aspects of bottom blasting, bottom ignition, top negative pressure air draft, no smoke, dust, smoke pollution and the like.

Description

Green box-type positive pressure fly ash sintered ceramsite production line
Technical Field
The invention belongs to the technical field of positive pressure fly ash sintered ceramsite, and particularly relates to a green box type positive pressure fly ash sintered ceramsite production line.
Background
The country for producing the fly ash ceramsite by adopting the sintering machine method at home and abroad mainly comprises the following steps: the first sintering machine method fly ash haydite production line is built in Tianjin in China, the annual production capacity is 15 ten thousand cubic, and if the carbon content of the fly ash does not meet the requirement, solid fuel must be added to meet the heat energy required during roasting.
The sintering machine method is used for producing 100% fly ash ceramsite, the cylinder pressure is less than or equal to 5MPa, the sintered ceramsite with the sintered ceramsite pressure is not less than or equal to 10MPa can not be produced, the aggregate of light high-strength commercial concrete for building can not be replaced, the raw ball paving thickness of the sintering machine method is less than or equal to 300mm, and the problems of large investment, high solid fuel consumption, small waste heat recovery and the like are solved.
Disclosure of Invention
The invention aims to provide a green box type positive pressure fly ash sintered ceramsite production line, which aims to solve the problems that 100% of fly ash ceramsite is produced by a sintering machine method provided by the background art, the cylinder pressure is less than or equal to 5MPa, the sintered ceramsite of which the sintered ceramsite is more than or equal to 10MPa cannot be produced, the sintered ceramsite cannot replace aggregate of light high-strength merchant concrete for building, the raw ball paving thickness of the sintering machine method is less than or equal to 300mm, the investment is large, the solid burnup is high, the waste heat recovery is small and the like.
In order to achieve the above purpose, the present invention provides the following technical solutions: comprises a raw material system, a balling system, an ignition system, a sintering system, a crushing and screening system and an auxiliary system; the raw material system is provided with raw material storage bins, storage and transportation, batching, metering, homogenizing, water adding and uniformly mixing nucleation equipment; the balling system is provided with a high-efficiency balling machine; the raw material system is characterized in that the proportioning and the water addition are automatically operated according to a proportion, the prepared raw materials enter the efficient pelletizer, the efficient pelletizer can produce qualified raw pellets with different particle diameters through adjustment and setting, the raw pellets are conveyed to a round roller sieve through a belt conveyor, the sieved raw pellets enter a raw pellet distributing device and are ready to be filled into a sintering box, and the ignition system comprises a liftable full-sealed gas ignition furnace; the sintering box filled with green pellets enters the lifting type full-sealed gas ignition furnace, the lifting type full-sealed gas ignition furnace has uniform fire force, controllable temperature, no slag bonding, easy operation, good environment and automatic control of the whole ignition process; the sintering system comprises a ferry vehicle, a multi-pipe dust remover and a sintering furnace; the sintering box after ignition automatically runs to the sintering furnace from the ferry vehicle, and the sintering furnace is completely sealed in normal production, and the inside of the sintering furnace is in a negative pressure state, so that the leakage of smoke dust is avoided; the crushing and screening system comprises a rotary unloader, a single-roller crusher, a double-toothed-roller crusher, a bucket plate conveyor and a finished product screening machine; the auxiliary system comprises a workshop fire protection and fire prevention system and workshop production and sanitary water supply and drainage; the sintered sintering box enters the rotary unloading machine, the sintered cakes are crushed by the single-roller crusher and the double-toothed roller crusher, and enter the finished product screening machine by the bucket plate conveyor, and the screened finished products are respectively stored in three grades according to requirements.
Preferably, the bottom surface of the raw material storage bin is provided with a vibrating hopper, the raw material storage bin is fixedly connected with the vibrating hopper, a first butterfly valve is fixedly arranged below the vibrating hopper, a first rotary feeder is arranged below the first butterfly valve and is fixedly connected with the first butterfly valve, a metering scale is fixedly arranged below the first rotary feeder, the metered raw material enters a first spiral conveyer arranged through an outlet of the metering scale, a first bucket elevator is arranged on the right side of the first spiral conveyer, a middle buffer bin is fixedly arranged above the right side of the first bucket elevator, a second butterfly valve is arranged below the middle buffer bin and is fixedly connected with the second butterfly valve, the right side of the second butterfly valve is fixedly provided with a second spiral conveyer, the right side of the second spiral conveyer is fixedly provided with a second bucket elevator, the upper right side of the second bucket elevator is fixedly provided with a mixing nucleating machine, one end of the mixing nucleating machine, which is far away from the second bucket elevator, is fixedly provided with a steel platform, the right side of the steel platform is provided with a disc pelletizer, the bottom surfaces of the steel platform and the disc pelletizer are fixedly provided with a green ball belt conveyor, the lower part of one end, which is far away from the disc pelletizer, of the green ball belt conveyor is fixedly provided with a green ball roller sieve, the lower part of the green ball roller sieve is fixedly provided with a powder hopper, the right side of the green ball roller sieve is provided with a green ball distributor, the lower part of the green ball distributor is fixedly provided with an igniter, the right side of the top end of the igniter is fixedly provided with a flue, the lower part of the flue is fixedly provided with an ignition furnace, the utility model provides a desulfurization tower, including the desulfurization tower, the desulfurization tower is fixed in the desulfurization tower, the ignition furnace, the fixed fan that is provided with in left side below, the fixed sintering box that is provided with in inside top of ignition furnace, the gyration is unloaded the ore carrier and is located the rear of ball round roller sieve, the fixed single tooth roller breaker that is provided with in below of gyration is unloaded the ore carrier, the fixed double tooth roller breaker that is provided with in below of single tooth roller breaker, the right side of single tooth roller breaker is close to the fixed board bucket conveyer that is provided with in right side below of gyration is unloaded the ore carrier, the back of board bucket conveyer is provided with the bag collector, the right side of bag collector is provided with screening bag collector, the board bucket conveyer is kept away from the fixed vibrating screen that is provided with in one end of single tooth roller breaker, the fixed negative pressure conveyer that is provided with in back of board bucket conveyer, the fixed belt conveyer is provided with in the right side of negative pressure conveyer, the multitube collector is located the place of sintering furnace, and with the flue passes through outside pipeline fixed connection, the right side of dust collector is fixed with the fixed in the flue dust collector, fixed in the desulfurization tower is provided with the desulfurization tower.
Preferably, the number of the finished belt conveyors is four, the four belt conveyors are all positioned on the right side of the negative pressure conveyor, and a receiving bin is fixedly arranged at one end, far away from the negative pressure conveyor, of the belt conveyors.
Preferably, the number of the ignition furnaces is one, and the sintering boxes are fixed above the inside of eleven sintering furnaces.
Preferably, the number of the raw material storage bins is eight, the number of the disc pelletizers is two, and the eight raw material storage bins are symmetrically arranged at the left sides of the two disc pelletizers.
Preferably, the upper surface of the ignition furnace is provided with a waste heat recovery cover.
Preferably, one ignition furnace and eleven sintering furnaces are arranged in a straight line, and a bridge crane is arranged at one side of the tail end of the sintering furnace.
Preferably, the disc pelletizer and the green ball round roller screen are fixedly connected through the green ball belt conveyor.
Preferably, the rotary ore unloader and the green ball round roller screen are in transmission connection through an external ferry vehicle.
Preferably, the left end of the plate bucket conveyor is located below the single-tooth roller crusher, the right end of the plate bucket conveyor is located above the vibrating screen, and the double-tooth roller crusher is in transmission connection with the vibrating screen through the plate bucket conveyor.
Compared with the prior art, the invention has the beneficial effects that: comprises a raw material system, a balling system, an ignition system, a sintering system, a crushing and screening system and an auxiliary system; the raw material system is provided with raw material storage bins, storage and transportation, batching, metering, homogenizing, water adding and uniformly mixing nucleation equipment; the balling system is provided with a high-efficiency balling machine, a green ball roller screen and a green ball distributing device; the ignition furnace system is provided with positive pressure gas ignition furnace equipment, and green pellets of the sintering box are ignited from bottom to top; the sintering system is characterized in that the ignited sintering box is placed in a sintering furnace, and the sintering box is continuously blown from bottom to top until the sintering is ended. The crushing and screening system is provided with a rotary unloader, a single-tooth roller crusher, a double-tooth roller crusher and a double-layer vibrating screen; and storing the sieved finished products respectively. The sintering box is unloaded to the original position, repeated and cyclic production is carried out, and the production capacity of the production line can reach 3 ten thousand cubic meters to 15 ten thousand cubic meters according to the specification and the number of the sintering box. The production line is superior to the traditional negative pressure sintering production line in the aspects of bottom blasting, bottom ignition, top negative pressure air draft, no smoke, dust, smoke pollution and the like.
Drawings
FIG. 1 is a process flow diagram of the present invention;
FIG. 2 is a schematic diagram of the structure of the present invention;
FIG. 3 is a schematic top view of the present invention;
FIG. 4 is a schematic diagram of a rotary unloader in accordance with the present invention;
in the figure: 1-raw material storage bin, 2-vibration hopper, 3-first butterfly valve, 4-first rotary feeder, 5-metering scale, 6-first spiral conveyor, 7-first bucket elevator, 8-buffer bin, 9-second butterfly valve, 10-second spiral conveyor, 11-second bucket elevator, 12-mixed nucleating machine, 13-steel platform, 14-round disc pelletizer, 15-green ball belt conveyor, 16-undersize return belt, 17-green ball round roller sieve, 18-second rotary feeder, 19-green ball distributor, 20-igniter, 21-fan, 22-ignition furnace, 23-flue, 24-sintering box, 25-negative pressure conveyor, 26-belt conveyor, 27-fume extractor, 28-sedimentation neutralization tank, 29-desulfurizing tower, 30-multitube dust collector, 31-rotary ore unloader, 32-single roller crusher, 33-double toothed roller crusher, 34-plate conveyor, 35-vibration sieve, 36-sieving bag dust collector, 37-bag dust collector.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-4, the present invention provides a technical solution: comprises a raw material system, a balling system, an ignition system, a sintering system, a crushing and screening system and an auxiliary system; the raw material system is provided with raw material storage bins, storage and transportation, batching, metering, homogenizing, water adding and uniformly mixing nucleation equipment; the balling system is provided with a high-efficiency balling machine; the raw material system is characterized in that the proportioning and the water addition are automatically operated according to a proportion, the prepared raw materials enter the efficient pelletizer, the efficient pelletizer can produce qualified raw pellets with different particle diameters through adjustment and setting, the raw pellets are conveyed to a round roller sieve through a belt conveyor, the sieved raw pellets enter a raw pellet distributing device and are ready to be filled into a sintering box, and the ignition system comprises a liftable full-sealed gas ignition furnace; the sintering box filled with green pellets enters the lifting type full-sealed gas ignition furnace, the lifting type full-sealed gas ignition furnace has uniform fire force, controllable temperature, no slag bonding, easy operation, good environment and automatic control of the whole ignition process; the sintering system comprises a ferry vehicle, a multi-pipe dust remover and a sintering furnace; the sintering box after ignition automatically runs to the sintering furnace from the ferry vehicle, and the sintering furnace is completely sealed in normal production, and the inside of the sintering furnace is in a negative pressure state, so that the leakage of smoke dust is avoided; the crushing and screening system comprises a rotary unloader, a single-roller crusher, a double-toothed-roller crusher, a bucket plate conveyor and a finished product screening machine; the auxiliary system comprises a workshop fire protection and fire prevention system and workshop production and sanitary water supply and drainage; the sintered sintering box enters the rotary unloading machine, the sintered cakes are crushed by the single-roller crusher and the double-toothed roller crusher, and enter the finished product screening machine by the bucket plate conveyor, and the screened finished products are respectively stored in three grades according to requirements.
The green box type positive pressure fly ash sintered ceramsite production line comprises a raw material storage bin 1, a multi-pipe dust remover 30 and a rotary unloading machine 31, wherein a vibrating hopper 2 is arranged on the bottom surface of the raw material storage bin 1, the raw material storage bin 1 is fixedly connected with the vibrating hopper 2, a first butterfly valve 3 is fixedly arranged below the vibrating hopper 2, a first rotary feeder 4 is arranged below the first butterfly valve 3, the first rotary feeder 4 is fixedly connected with the first butterfly valve 3, a metering scale 5 is fixedly arranged below the first rotary feeder 4, a first spiral conveyor 6 is arranged on the right side of the first rotary feeder 4, the first rotary feeder 4 is fixedly connected with the first spiral conveyor 6, a first bucket elevator 7 is arranged on the right side of the first spiral conveyor 6, the first spiral conveyor 6 is fixedly connected with the first bucket elevator 7, a bin 8 is fixedly arranged above the right side of the first bucket elevator 7, a second butterfly valve 9 is arranged below the storage bin 8, the storage bin 8 is fixedly connected with the second butterfly valve 9, a second spiral conveyer 10 is fixedly arranged on the right side of the second butterfly valve 9, a second bucket elevator 11 is fixedly arranged on the right side of the second spiral conveyer 10, a mixing nucleating machine 12 is fixedly arranged above the right side of the second bucket elevator 11, a steel platform 13 is fixedly arranged at one end of the mixing nucleating machine 12, which is far away from the second bucket elevator 11, a disc pelletizer 14 is arranged on the right side of the steel platform 13, an undersize return belt 16 is arranged at the joint of the steel platform 13 and the disc pelletizer 14, the steel platform 13 and the disc pelletizer 14 are fixedly connected through the undersize return belt 16, a green ball belt 15 is fixedly arranged on the bottom surface of the first rotary feeder 4, a green ball roller screen 17 is fixedly arranged below one end of the green ball belt 15, which is far away from the disc pelletizer 14, a second rotary feeder 18 is fixedly arranged below the green ball round roller screen 17, a green ball distributor 19 is fixedly arranged on the right side of the second rotary feeder 18, an igniter 20 is fixedly arranged above the green ball distributor 19, a flue 23 is fixedly arranged on the right side of the top end of the igniter 20, an ignition furnace 22 is fixedly arranged below the flue 23, a fan 21 is fixedly arranged below the left side of the ignition furnace 22, a sintering box 24 is fixedly arranged above the inside of the ignition furnace 22, a rotary unloader 31 is positioned behind the green ball round roller screen 17, a double-toothed roller crusher 33 is fixedly arranged below the rotary unloader 31, a single-toothed roller crusher 32 is fixedly arranged below the double-toothed roller crusher 33, a plate bucket conveyer 34 is fixedly arranged below the right side of the single-toothed roller crusher 32 close to the right side of the rotary unloader 31, a bag dust remover 37 is arranged on the back of the plate bucket conveyer 34, the right side of the bag dust collector 37 is provided with a screening bag dust collector 36, one end of the plate bucket conveyor 34, which is far away from the single-tooth roller crusher 32, is fixedly provided with a vibrating screen 35, the back of the plate bucket conveyor 34 is fixedly provided with a negative pressure conveyor 25, the right side of the negative pressure conveyor 25 is fixedly provided with a belt conveyor 26, the multi-pipe dust collector 30 is positioned in front of the ignition furnace 22 and is fixedly connected with the flue 23 through an external pipeline, the right side of the multi-pipe dust collector 30 is fixedly provided with a smoke extractor 27, the front of the smoke extractor 27 is fixedly provided with a desulfurizing tower 29, the right side of the desulfurizing tower 29 is fixedly provided with a sedimentation neutralization pond 28, the vibrating hopper 2, the first rotary feeder 4, the first spiral conveyor 6, the first bucket elevator 7, the second spiral conveyor 10, the second bucket elevator 11, the mixed nucleating machine 12, the disc pelletizer 14, the green ball belt conveyor 15, the under-screen returning belt 16, the green ball round roller screen 17, the second rotary kiln, the second rotary feeder 18, the green ball distributor 19, the igniter 20, the fan 21, the negative pressure conveyor 25, the belt conveyor 26, the smoke extractor 27, the multi-tube dust remover 30, the rotary ore unloader 31, the single-tooth roller crusher 32, the double-tooth roller crusher 33, the plate bucket conveyor 34, the screening bag type dust remover 36 and the bag type dust remover 37 are all electrically connected with an external power supply.
In this embodiment, the raw material is placed in the raw material storage bin 1, the vibration hopper 2 is arranged below the inner part of the raw material storage bin 1, the raw material in the raw material storage bin 1 is uniformly vibrated, the first butterfly valve 3 is arranged below the raw material storage bin 1, the first butterfly valve 3 is opened by a worker, the raw material is transported to the first screw conveyor 6, then the first screw conveyor 6 is electrified, the raw material is transported to the first bucket elevator 7, the first bucket elevator 7 is electrified and then works, the raw material is transported to the bin 8, the second disc valve 9 is arranged below the bin 8, the second disc valve 9 is opened by the worker, the raw material is transported to the second screw conveyor 10, the material is transported to the second bucket elevator 11 by the second screw conveyor 10, then the second bucket elevator 11 starts to work, the raw material is transported to the mixed nucleating machine 12, then the raw material is transported to the pellet mill 14, the pellet mill 14 starts to work, and the pellet mill 14 and the pellet mill belt 17 are returned to the pellet mill 14 through the second hopper conveyor 15 by the fixed pellet mill 15 and the pellet mill belt 17 through the pellet mill 15. The upper part of the green ball round roller screen 17 is transported into a green ball distributing device 19 in a qualified mode. The green-ball-distributed sintering box is now moved to a point where raw material is transported into a green-ball distributor 19 by means of a second rotary feeder 18, and the green-ball-distributed sintering box is now moved to an ignition furnace 20, where the ignition furnace 20 ignites the green balls in the sintering box. The ignited sintering box is moved to the sintering furnace 22 through the ferry vehicle for blast sintering. The upper surface of the sintering furnace is provided with a waste heat recovery cover 24, and flue gas in the waste heat recovery cover 24 is discharged through a flue 23. The multi-tube dust remover 30 is positioned in front of the ignition furnace 22 and is fixedly connected with the flue 23 through an external pipeline, the smoke is transmitted into the desulfurizing tower 29 through the smoke extractor 27, the smoke is processed by the desulfurizing tower 29, dust suspended in the smoke is discharged into the sediment and the pond 28, the environment pollution caused by the dust suspended in the smoke is avoided, the rotary unloading machine 31 and the raw ball round roller screen 17 are connected through the transmission of an external ferry vehicle, the processed material is transmitted onto the rotary unloading machine 31 through the external ferry vehicle, the single-tooth roller crusher 32 and the double-tooth roller crusher 33 are arranged below the rotary unloading machine 31, the single-tooth roller crusher 32 and the double-tooth roller crusher 33 are in transmission connection through the plate bucket conveyor 34, the material is transmitted into the vibrating screen 35 through the screening bag type dust remover 36 and the bag type dust remover 37, the processed material is conveyed onto the negative pressure conveyor 25 through the vibrating screen 35, the four negative pressure conveyors 26 are positioned on the right side of the rotary unloading machine 31, the material is processed through the single-tooth roller crusher 32 and the double-tooth roller crusher 33, the negative pressure conveyer is further arranged on the right side of the hopper 25, the negative pressure conveyer 25 is further arranged at one end of the receiving machine, the receiving machine is further convenient, and the receiving efficiency is improved, and the material receiving efficiency is improved.
Further, the number of the belt conveyors 26 is four, the four belt conveyors 26 are all located on the right side of the negative pressure conveyor 25, and a receiving bin is fixedly arranged at one end, far away from the negative pressure conveyor 25, of the belt conveyors 26.
In this embodiment, because four belt conveyors 26 are all located on the right side of the negative pressure conveyor 25, a material collecting bin is fixedly arranged at one end, far away from the negative pressure conveyor 25, of the belt conveyors 26, and materials are collected through the material collecting bin.
Further, the number of ignition furnaces 20 is one, and a sintering box 24 is fixed above the inside of each of eleven sintering furnaces 22.
In this embodiment, the raw material is transported into the green pellet distributor 19 by the second rotary feeder 18, the sintering box 24 is fixed above the inside of the ignition furnace 20, the raw material is sintered by the sintering box 24, the waste heat recovery cover is arranged on the upper surface of the ignition furnace 20, and the smoke generated by burning the raw material is discharged from the flue 23.
Further, the number of the raw material storage bins 1 is eight, the number of the disc pelletizers 14 is two, and the eight raw material storage bins 1 are symmetrically arranged at the left sides of the two disc pelletizers 14.
In this embodiment, the raw materials are placed in the raw material storage bins 1, and eight raw material storage bins 1 and two disc pelletizers 14 are arranged on the production line, so as to improve the production efficiency and bring convenience to users.
Further, the upper surface of the sintering furnace 22 is provided with a waste heat recovery hood.
In this embodiment, the upper surface of the ignition furnace 20 is provided with a waste heat recovery cover, and smoke generated by burning raw materials is discharged from the flue 23, so that the environment is prevented from being polluted by smoke diffusion.
Further, eleven sintering furnaces 22 are arranged in a straight line, and a bridge crane is arranged at one side of the tail end of the sintering furnace 22.
In this embodiment, the sintered sintering box and the finished product are transported to a rotary unloader by a ferry vehicle, tilted, poured out and crushed, and the sintered sintering box 24 is transported to the original position after being processed, so as to perform repeated and cyclic production.
Further, the disc pelletizer 14 and the green ball roller screen 17 are connected by a green ball belt conveyor 15.
In the embodiment, because the disc pelletizer 14 and the green-ball round-roller screen 17 are connected through the green-ball belt conveyor 15, green balls are transported into the green-ball round-roller screen 17 through the green-ball belt conveyor 15, and the working efficiency is improved.
Further, the rotary unloader 31 and the green ball round roller screen 17 are connected by an external ferry vehicle transmission.
In this embodiment, since the rotary unloader 31 and the green ball round roller screen 17 are connected by the external ferry vehicle transmission, the material processed by the external ferry vehicle is transmitted to the rotary unloader 31, and the single-toothed roller crusher 32 and the double-toothed roller crusher 33 are disposed below the rotary unloader 31, and the material is processed by the single-toothed roller crusher 32 and the double-toothed roller crusher 33.
Further, the left end of the plate bucket conveyor 34 is located below the single-toothed roller crusher 32, the right end of the plate bucket conveyor 34 is located above the vibrating screen 35, and the single-toothed roller crusher 32 and the vibrating screen 35 are in transmission connection through the plate bucket conveyor 34.
In this embodiment, a single-toothed roller crusher 32 and a double-toothed roller crusher 33 are arranged below the rotary ore unloader 31, materials are processed through the single-toothed roller crusher 32 and the double-toothed roller crusher 33, and the single-toothed roller crusher 32 and the vibrating screen 35 are in transmission connection through a plate bucket conveyor 34, so that the materials are conveyed into the vibrating screen 35 through the plate bucket conveyor 34, at the moment, the materials are dedusted through a screening bag type dust remover 36 and a bag type dust remover 37, the materials are processed through the vibrating screen 35, and the materials are conveyed onto the negative pressure conveyor 25 for the next procedure.
Further, the left end of the multi-tube dust collector 30 is fixedly connected with an external pipeline, and the right end of the multi-tube dust collector 30 is fixedly connected with a smoke suction pipe in the smoke suction machine 27
In the embodiment, the ignition furnace 20 ignites, the upper surface of the sintering furnace 22 is provided with a waste heat recovery cover, and the flue gas generated by burning raw materials is discharged from the flue 23, and because the multi-pipe dust remover 30 is positioned in front of the ignition furnace 22 and fixedly connected with the flue 23 through an external pipeline, the flue gas is conveyed into the desulfurizing tower 29 through the smoke extractor 27, the desulfurizing tower 29 processes the flue gas, and the suspended dust in the flue gas is discharged into the sedimentation neutralization pond 28, so that the environment is prevented from being polluted by the suspended dust in the flue gas.
The working principle and the using flow of the invention are as follows: after the invention is installed, the raw materials are placed in a raw material storage bin 1, a vibration hopper 2 is arranged below the inner part of the raw material storage bin 1, the raw materials in the raw material storage bin 1 are uniformly vibrated, a first butterfly valve 3 is arranged below the raw material storage bin 1, a worker opens the first butterfly valve 3, the metered raw materials are conveyed to a first spiral conveyor 6, then the first spiral conveyor 6 is electrified, the raw materials are conveyed to a first bucket elevator 7, the first bucket elevator 7 is electrified and then works, the raw materials are conveyed into a buffer bin 8, a second disc valve 9 is arranged below the raw material bin 8, the worker opens the second disc valve 9, the raw materials are conveyed to a second spiral conveyor 10, the second spiral conveyor 10 conveys the materials to the second bucket elevator 11, then the second bucket elevator 11 starts working, the raw materials are conveyed to a mixed nucleating machine 12, then the raw materials are conveyed to a disc granulator 14, the disc granulator 14 starts working, and the disc granulator 14 and the disc granulator 17 and the ball mill roll 17 are fixedly connected to the disc granulator through a disc granulator 15 and the disc granulator through a belt 17 and the disc granulator and the ball mill belt 17 are returned to the disc granulator 14. The upper part of the green ball round roller screen 17 is transported into a green ball distributing device 19 in a qualified mode. The sintering box filled with green balls is moved to the ignition furnace 20 at this time, and the ignition furnace 20 ignites the green balls in the sintering box. The ignited sintering box is moved to the sintering furnace 22 through the ferry vehicle for blast sintering. The upper surface of the sintering furnace is provided with a waste heat recovery cover 24, and flue gas in the waste heat recovery cover 24 is discharged through a flue 23. Because the multitube dust remover 30 is positioned in front of the ignition furnace 22 and is fixedly connected with the flue 23 through an external pipeline, the smoke is transmitted into the desulfurizing tower 29 through the smoke extractor 27, the desulfurizing tower 29 is used for treating the smoke, dust suspended in the smoke is discharged into the sedimentation neutralization pond 28, the environment pollution caused by the dust suspended in the smoke is avoided, the material processed through the external ferry truck is transmitted onto the rotary ore unloader 31 through the rotary ore unloader 31 and the raw ball round roller screen 17 through the external ferry truck transmission connection, the single-tooth roller crusher 32 and the double-tooth roller crusher 33 are arranged below the rotary ore unloader 31, the material is processed through the single-tooth roller crusher 32 and the double-tooth roller crusher 33, the single-tooth roller crusher 32 and the vibrating screen 35 are in transmission connection through the plate bucket conveyor 34, the material is transmitted into the vibrating screen 35 through the screening bag type dust remover 36 and the bag type dust remover 37, the material is processed through the vibrating screen 35, and the material is transmitted into the finished product storage bin through the four finished product belt conveyors 26. The dust that bag collector retrieved is carried to the feed bin of fixed setting through negative pressure conveyer 25, collects the material through receiving the feed bin, and then improves the efficiency of production line, brings the facility for the user.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. The utility model provides a green box malleation fly ash sintering haydite production line which characterized in that: comprises a raw material system, a balling system, an ignition system, a sintering system, a crushing and screening system and an auxiliary system;
the raw material system is provided with raw material storage bins, storage and transportation, batching, metering, homogenizing, water adding and uniformly mixing nucleation equipment;
the balling system is provided with a disc balling machine; the raw material system is characterized in that the proportioning and the water addition are automatically operated according to a proportion, the prepared raw materials enter the disc pelletizer, the disc pelletizer can produce qualified raw pellets with different particle diameters through adjustment and setting, the raw pellets are conveyed to a round roller screen through a belt conveyor, and the sieved raw pellets enter a raw pellet distributing device to wait to be filled into a sintering box;
the ignition system comprises a lifting type full-sealed gas ignition furnace; the sintering box filled with green pellets enters the lifting type full-sealed gas ignition furnace, the lifting type full-sealed gas ignition furnace has uniform fire force, controllable temperature, no slag bonding, easy operation, good environment and automatic control of the whole ignition process;
the sintering system comprises a ferry vehicle and a sintering furnace; the sintering box after ignition automatically runs to the sintering furnace from the ferry vehicle, and the sintering furnace is completely sealed in normal production, and the inside of the sintering furnace is in a negative pressure state, so that the leakage of smoke dust is avoided;
the crushing and screening system comprises a rotary unloader, a single-roller crusher, a double-toothed roller crusher, a bucket plate conveyor and a finished product screening machine;
the auxiliary system comprises a workshop fire protection and fire prevention system and workshop production and sanitary water supply and drainage;
the sintered sintering box enters the rotary unloading machine, the sintered cakes are crushed by the single-roller crusher and the double-toothed roller crusher, and enter the finished product screening machine by the bucket plate conveyor, and the screened finished products are respectively stored in three grades according to requirements;
the number of the ignition furnaces is one, and the sintering boxes are fixed in the eleven sintering furnaces.
2. The green box-type positive pressure fly ash sintered ceramsite production line according to claim 1, which comprises a raw material storage bin, a multi-pipe dust remover and a rotary ore unloader, and is characterized in that:
the bottom surface of the raw material storage bin is provided with a vibrating hopper, the raw material storage bin is fixedly connected with the vibrating hopper, a first butterfly valve is fixedly arranged below the vibrating hopper, a first rotary feeder is arranged below the first butterfly valve, the first rotary feeder is fixedly connected with the first butterfly valve, a metering scale is fixedly arranged below the first rotary feeder, the metered raw material enters a first spiral conveyer, a first bucket elevator is arranged on the right side of the first spiral conveyer, the first spiral conveyer is fixedly connected with the first bucket elevator, an intermediate buffer bin is fixedly arranged above the right side of the first bucket elevator, a second butterfly valve is arranged below the intermediate buffer bin, the bin is fixedly connected with the second butterfly valve, a second spiral conveyer is fixedly arranged on the right side of the second butterfly valve, the right side of the second spiral conveyer is fixedly provided with a second bucket elevator, the upper right side of the second bucket elevator is fixedly provided with a mixing nucleating machine, one end of the mixing nucleating machine, which is far away from the second bucket elevator, is fixedly provided with a steel platform, the right side of the steel platform is provided with a disc pelletizer, the bottom surfaces of the steel platform and the disc pelletizer are fixedly provided with a green ball belt conveyor, the lower part of one end, which is far away from the disc pelletizer, of the green ball belt conveyor is fixedly provided with a green ball round roller sieve, the lower part of the green ball round roller sieve is fixedly provided with an undersize hopper, the right side of the green ball round roller sieve is fixedly provided with a green ball distributing device, the lower part of the green ball distributing device is provided with a sintering box, the right side of the top end of the ignition furnace is fixedly provided with a flue, the lower part of the flue is fixedly provided with a sintering furnace, the lower left side of the sintering furnace is fixedly provided with a fan, the utility model provides a desulfurization tower, including sintering furnace, including the sintering furnace, the inside top of sintering furnace is fixed to be provided with the sintering box, gyration unloading machine is located the rear of green ball round roller sieve, the fixed single tooth roller breaker that is provided with in below of gyration unloading machine, the fixed board bucket conveyer that sets up in below of single tooth roller breaker, the board bucket conveyer is connected double tooth roller breaker, the back of board bucket conveyer is provided with the bag collector, the right side of bag collector is provided with screening bag collector, the board bucket conveyer is kept away from the fixed vibrating screen that is provided with in one end of double tooth roller breaker, the fixed negative pressure conveyer that is provided with in back of board bucket conveyer, the fixed belt conveyer that is provided with in right side of negative pressure conveyer, the multitube dust remover is located the place ahead of sintering furnace, and with the flue passes through outside pipeline fixed connection, the right side of multitube dust collector is fixed and is provided with the smoking machine, multitube ware left end with outside pipeline fixed connection, the right end of dust collector with the fixed connection of smoking pipe in the smoking machine, the fixed sedimentation tower that sets up in the place in the fixed tower.
3. The green box-type positive pressure fly ash sintered ceramsite production line according to claim 2, which is characterized in that: the number of the finished belt conveyors is four, the four belt conveyors are all positioned on the right side of the negative pressure conveyor, and a receiving bin is fixedly arranged at one end of the negative pressure conveyor.
4. The green box-type positive pressure fly ash sintered ceramsite production line according to claim 2, which is characterized in that: the number of the raw material storage bins is eight, the number of the disc pelletizers is two, and the eight raw material storage bins are symmetrically arranged at the left sides of the two disc pelletizers.
5. The green box-type positive pressure fly ash sintered ceramsite production line according to claim 2, which is characterized in that: and a flue is arranged on the upper surface of the sintering furnace.
6. The green box-type positive pressure fly ash sintered ceramsite production line according to claim 2, which is characterized in that: one ignition furnace and eleven sintering furnaces are arranged in a straight line, and one side of the tail end of each sintering furnace is provided with a bridge crane.
7. The green box-type positive pressure fly ash sintered ceramsite production line according to claim 2, which is characterized in that: the disc pelletizer and the green ball round roller screen are fixedly connected through the green ball belt conveyor.
8. The green box-type positive pressure fly ash sintered ceramsite production line according to claim 2, which is characterized in that: the rotary ore unloader is in transmission connection with the green ball round roller screen through an external ferry vehicle.
9. The green box-type positive pressure fly ash sintered ceramsite production line according to claim 2, which is characterized in that: the left end of the plate bucket conveyor is located below the single-tooth roller crusher and the double-tooth roller crusher, the right end of the plate bucket conveyor is located above the vibrating screen, and the single-tooth roller crusher is in transmission connection with the vibrating screen through the plate bucket conveyor.
CN201810024875.3A 2018-01-11 2018-01-11 Green box-type positive pressure fly ash sintered ceramsite production line Active CN108264252B (en)

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CN110330312A (en) * 2019-07-11 2019-10-15 江苏爱园健康科技有限公司 It is a kind of it is high absorption, Gao Baoshui porous ceramic grain production line

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