CN102951450B - High-temperature smoke dust conveying system and high-temperature smoke dust conveying method - Google Patents
High-temperature smoke dust conveying system and high-temperature smoke dust conveying method Download PDFInfo
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- CN102951450B CN102951450B CN201210460761.6A CN201210460761A CN102951450B CN 102951450 B CN102951450 B CN 102951450B CN 201210460761 A CN201210460761 A CN 201210460761A CN 102951450 B CN102951450 B CN 102951450B
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Abstract
The invention discloses a high-temperature smoke dust conveying system and a high-temperature smoke dust conveying method. The high-temperature smoke dust conveying system comprises a first conveyer, a crusher, a third conveyer, a fan, a cyclone dust collector, a bag dust collector and a second conveyer, wherein the first conveyer is provided with a first feed port, a second feed port, a first discharge port and a second discharge port; a feed port of the crusher is arranged below the second discharge port; the third conveyer is respectively connected with a discharge port and a second feed port of the crusher; the fan is connected with the first discharge port of the first conveyer through a negative-pressure pipeline and is used for generating a negative pressure; the cyclone dust collector is arranged on the negative-pressure pipeline; the bag dust collector is arranged on the negative-pressure pipeline, and furthermore, is positioned between the cyclone dust collector and the fan; and the second conveyer is respectively connected with a discharge port of the cyclone dust collector and a discharge port of the bag dust collector. The high-temperature smoke dust conveying system according to the embodiment of the invention has the advantages of simple structure, low manufacturing cost, low running cost, high safety, high degree of automation, high conveying efficiency and the like.
Description
Technical field
The present invention relates to a kind of high-temperature smoke delivery system and high-temperature smoke carrying method.
Background technology
At present, the fume treatment auxiliary process such as high-temperature dust-containing flue gas waste heat boiler, electrostatic precipitator of metallurgical furnace generation.The high-temperature smoke that these equipment is collected, due to containing lump material, adopts embedded scraper transporter to be concentrated by high-temperature smoke and delivers in flue dust tank, after flue dust cools naturally, manually with forklift transport extremely independently crushing plant, then returns metallurgical furnace by malleation conveying.The defects such as this method exists complex process, and trouble point is many, and maintenance workload is large.And intermediate demand is repeatedly manually had bad luck, usually cause flue dust excessive, loss valuable metal, and be unfavorable for cleaner production and the environmental protection of factory, at substantial manpower and materials.
Summary of the invention
The present invention one of is intended to solve the problems of the technologies described above at least to a certain extent or at least provides a kind of useful business to select.For this reason, one object of the present invention is to propose the high-temperature smoke delivery system that a kind of structure is simple, low cost of manufacture, operating cost are low, safety is high, degree of automation is high, transport efficiency is high.
Another object of the present invention is to propose a kind of method utilizing described high-temperature smoke delivery system to carry high-temperature smoke.
For achieving the above object, embodiment according to a first aspect of the invention proposes a kind of high-temperature smoke delivery system, described high-temperature smoke delivery system comprises: the first conveyer, described first conveyer has the first and second inlet points and the first and second discharging openings, and described second discharging opening is corresponding with described first discharging opening; Crusher, the inlet point of described crusher to be located at below described second discharging opening and relative with described second discharging opening in the vertical direction, and inlet point and described second discharging opening of described crusher are spaced apart; 3rd conveyer, described 3rd conveyer is connected with described second inlet point with the discharging opening of described crusher respectively; Blower fan, described blower fan is connected for generation of negative pressure by negative pressure line with the first discharging opening of described first conveyer; Rotoclone collector, described rotoclone collector to be located in described negative pressure line and between first discharging opening and described blower fan of described first conveyer; Bagroom, described bagroom to be located in described negative pressure line and between described rotoclone collector and described blower fan; And second conveyor, described second conveyor is connected with the discharging opening of described bagroom with the discharging opening of described rotoclone collector respectively.
According to the high-temperature smoke delivery system of the embodiment of the present invention by arranging described blower fan, thus the negative pressure that described blower fan can be utilized to produce is carried high-temperature smoke.Carry compared with high-temperature smoke with utilizing malleation, described high-temperature smoke delivery system is without the need to arranging the parts such as high-pressure delivery pump, pressure transfer pot, high pressure gas generator, also seal and controlled valve without the need to the Pneumatic/electric that magnitude setting is numerous, not only simplify the structure of described high-temperature smoke delivery system thus, reduce the manufacturing cost of described high-temperature smoke delivery system, and decrease the trouble point of described high-temperature smoke delivery system, reduce the operating cost of described high-temperature smoke delivery system.
And by arranging described blower fan, the air that described blower fan can be utilized to suck cools to high-temperature smoke.During high-temperature smoke Powdered due to negative pressure transportation normal temperature low-pressure air and Powdered high-temperature smoke mix evenly, and the high pressure air amount that the Powdered high-temperature smoke that the low-pressure air amount that the Powdered high-temperature smoke of unit mass uses is greater than malleation convey unit quality uses, therefore can lower the temperature to Powdered high-temperature smoke rapidly, effectively according to the high-temperature smoke delivery system of the embodiment of the present invention, thus ensure that the safe operation of described high-temperature smoke delivery system.The negative pressure transportation high-temperature smoke produced by utilizing described blower fan, can prevent high-temperature smoke excessive, not only can stop the loss of valuable element thus, and can avoid high-temperature smoke contaminated environment.In addition, the high-temperature smoke delivery system according to the embodiment of the present invention also has degree of automation advantages of higher, drastically increases the transport efficiency of high-temperature smoke, saves manpower.Wherein, the traffic capacity of described high-temperature smoke delivery system can reach 50 tons/hour.
In addition, pass through to arrange described second discharging opening on described first conveyer according to the high-temperature smoke delivery system of the embodiment of the present invention, thus the air sucked from described second discharging opening can be utilized automatically to be separated with block high-temperature smoke Powdered high-temperature smoke.Wherein, the air that Powdered high-temperature smoke is inhaled into is transported to described rotoclone collector, and block high-temperature smoke falls in described crusher.
According to the high-temperature smoke delivery system of the embodiment of the present invention by arranging described crusher, thus fragmentation can be carried out to block high-temperature smoke to obtain Powdered high-temperature smoke (being crushed to the granularity that negative pressure transportation requires by block high-temperature smoke).The Powdered high-temperature smoke that fragmentation obtains can be delivered to the second inlet point of described first conveyer by described 3rd conveyer, and then is transported to the first discharging opening of described first conveyer, then enters in described negative pressure line under the effect of negative pressure.That is, can carry the high-temperature smoke containing block high-temperature smoke rapidly, effectively according to the high-temperature smoke delivery system of the embodiment of the present invention.
In addition, high-temperature smoke delivery system according to the above embodiment of the present invention can also have following additional technical characteristic:
According to one embodiment of present invention, described high-temperature smoke delivery system also comprises material grinder, and the inlet point of described material grinder is connected with the discharging opening of described crusher and the discharging opening of described material grinder is connected with described 3rd conveyer.By arranging described material grinder, can carry out levigate to the flue dust after described crusher in crushing to make flue dust reach the granularity of negative pressure transportation requirement.
According to one embodiment of present invention, described crusher is toothed roll crusher, and described material grinder is ball grinding mill, and described 3rd conveyer is bucket elevator.
According to one embodiment of present invention, described rotoclone collector is multiple, multiple described rotoclone collector series connection and/or parallel connection.The traffic capacity of described high-temperature smoke delivery system can be improved thus.
According to one embodiment of present invention, the bottom of described rotoclone collector is provided with disposal box and hollow isolation cone.Can reduce thus and leak out and reentrainment of dust, improve the dust-collecting efficiency of described rotoclone collector.
According to one embodiment of present invention, described bagroom has multiple ash bucket.The height of described bagroom can be reduced thus, reduce the space that described bagroom takies.
According to one embodiment of present invention, described high-temperature smoke delivery system also comprises flue dust storehouse, the inlet point in described flue dust storehouse is connected with the discharging opening of described bagroom with the discharging opening of described rotoclone collector respectively, and the discharging opening in described flue dust storehouse is connected with described second conveyor.By arranging described flue dust storehouse, can the flue dust that described rotoclone collector and described bagroom are collected temporarily be stored in described flue dust storehouse, the fume amount being transported to metallurgical furnace can be made thus to stablize.
According to one embodiment of present invention, described first conveyer is conveyor screw, and described second conveyor is embedded scraper transporter.
According to one embodiment of present invention, described first conveyer is provided with the first variable-frequency governor, and described second conveyor is provided with the second variable-frequency governor.Described first variable-frequency governor can be utilized thus to regulate the fume amount of described first conveyer conveying, the fume amount that described second variable-frequency governor is carried to regulate described second conveyor can be utilized.
Embodiment according to a second aspect of the invention proposes a kind of method utilizing high-temperature smoke delivery system conveying high-temperature smoke described according to a first aspect of the present invention, described method comprises: A) provide block high-temperature smoke and Powdered high-temperature smoke to the first inlet point of described first conveyer, then described block high-temperature smoke and described Powdered high-temperature smoke are transported to the first discharging opening of described first conveyer; B) described blower fan is started to produce negative pressure in described negative pressure line, under the effect of negative pressure, described Powdered high-temperature smoke enters described rotoclone collector and described bagroom successively by described negative pressure line, and described block high-temperature smoke enters in described crusher by described second discharging opening; C) described crusher is utilized to carry out fragmentation to obtain Powdered high-temperature smoke to described block high-temperature smoke, then the Powdered high-temperature smoke utilizing described 3rd conveyer fragmentation to be obtained is delivered to described second inlet point, then the broken Powdered high-temperature smoke obtained is transported to described first discharging opening, and under the effect of negative pressure, the broken Powdered high-temperature smoke obtained enters described rotoclone collector and described bagroom successively by described negative pressure line; And D) utilize described rotoclone collector and described bagroom to collect Powdered high-temperature smoke, and utilize described second conveyor that the Powdered high-temperature smoke collected is delivered to destination device.
High-temperature smoke is carried by the negative pressure utilizing described blower fan and produce according to the method for the conveying high-temperature smoke of the embodiment of the present invention, thus can carry the high-temperature smoke containing block high-temperature smoke rapidly, effectively, reduce the conveying cost of high-temperature smoke, improve the transport efficiency of high-temperature smoke, stop valuable element to run off, avoid high-temperature smoke contaminated environment, improve degree of automation and safety.
Additional aspect of the present invention and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the structural representation of the high-temperature smoke delivery system according to the embodiment of the present invention; With
Fig. 2 is the diagram of circuit of the high-temperature smoke carrying method according to the embodiment of the present invention.
High-temperature smoke delivery system 1, first conveyer 10, first inlet point 11, first discharging opening 12, second inlet point 13, second discharging opening 14, blower fan 20, negative pressure line 30, rotoclone collector 40, rotoclone collector discharge duct 41, rotoclone collector discharge valve 42, bagroom 50, bagroom discharge duct 51, bagroom discharge valve 52, first ash bucket 53, second ash bucket 54, second conveyor 60, crusher 70, the inlet point 71 of crusher 70, 3rd conveyer 80, material grinder 90, flue dust storehouse 100
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " cw ", orientation or the position relationship of the instruction such as " conter clockwise " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In describing the invention, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score can comprise the first and second features and directly contact, also can comprise the first and second features and not be directly contact but by the other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " above " comprise fisrt feature directly over second feature and oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " comprise fisrt feature immediately below second feature and tiltedly below, or only represent that fisrt feature level height is less than second feature.
Referring to Fig. 1, the high-temperature smoke delivery system 1 according to the embodiment of the present invention is described.As shown in Figure 1, the first conveyer 10, crusher 70, the 3rd conveyer 80, blower fan 20, rotoclone collector 40, bagroom 50 and second conveyor 60 is comprised according to the high-temperature smoke delivery system 1 of the embodiment of the present invention.
It is corresponding with the first discharging opening 12 that first conveyer 10 has the first inlet point 11 and the second inlet point 13 and the first discharging opening 12 and the second discharging opening 14, second discharging opening 14.The inlet point 71 of crusher 70 is located at below the second discharging opening 14 of the first conveyer 10, and the inlet point 71 of crusher 70 is upper relative with the second discharging opening 14 of the first conveyer 10 at above-below direction (above-below direction is as shown in the arrow E in Fig. 1), the inlet point 71 of crusher 70 and the second discharging opening 14 of the first conveyer 10 spaced apart.3rd conveyer 80 is connected with the second inlet point 13 of the first conveyer 10 with the discharging opening of crusher 70 respectively.
Blower fan 20 is connected for generation of negative pressure with the first discharging opening 12 of the first conveyer 10 by negative pressure line 30.Rotoclone collector 40 to be located in negative pressure line 30 and rotoclone collector 40 between first discharging opening 12 and blower fan 20 of the first conveyer 10.Bagroom 50 to be located in negative pressure line 30 and bagroom 50 between rotoclone collector 40 and blower fan 20.Second conveyor 60 is connected with the discharging opening of bagroom 50 with the discharging opening of rotoclone collector 40 respectively.
Describe the method utilizing and carry high-temperature smoke according to the high-temperature smoke delivery system 1 of the embodiment of the present invention referring to Fig. 2, described method comprises:
A) the first inlet point 11 to the first conveyer 10 provides block high-temperature smoke and Powdered high-temperature smoke, and then described block high-temperature smoke and described Powdered high-temperature smoke are transported to the first discharging opening 12 of the first conveyer 10;
B) blower fan 20 is started to produce negative pressure in negative pressure line 30, under the effect of negative pressure, described Powdered high-temperature smoke enters rotoclone collector 40 and bagroom 50 successively by negative pressure line 30, and described block high-temperature smoke enters in crusher 70 by the second discharging opening 14;
C) crusher 70 is utilized to carry out fragmentation to obtain Powdered high-temperature smoke to described block high-temperature smoke, then the Powdered high-temperature smoke utilizing the 3rd conveyer 80 fragmentation to be obtained is delivered to the second inlet point 13, then the broken Powdered high-temperature smoke obtained is transported to the first discharging opening 12, and under the effect of negative pressure, the broken Powdered high-temperature smoke obtained enters rotoclone collector 40 and bagroom 50 successively by negative pressure line 30; With
D) utilize rotoclone collector 40 and bagroom 50 to collect Powdered high-temperature smoke, and utilize second conveyor 60 that the Powdered high-temperature smoke collected is delivered to destination device.
Specifically, the compound (namely block high-temperature smoke and Powdered high-temperature smoke mix) of the block high-temperature smoke collected utilizing the equipment such as waste heat boiler and electrostatic precipitator and Powdered high-temperature smoke is delivered to the first inlet point 11 of the first conveyer 10 by mechanical load transfer device, then block high-temperature smoke and Powdered high-temperature smoke are transported to the first discharging opening 12 of the first conveyer 10.Start blower fan 20 to produce negative pressure in negative pressure line 30, Powdered high-temperature smoke enters in negative pressure line 30 under the effect of negative pressure, and enters rotoclone collector 40 by negative pressure line 30 simultaneously.Because block high-temperature smoke quality is comparatively large, the negative pressure that therefore blower fan 20 produces cannot be carried block high-temperature smoke.Block high-temperature smoke enters in crusher 70 from the second discharging opening 14 corresponding with the first discharging opening 12 under the effect of self gravitation.Crusher 70 is utilized to carry out fragmentation to obtain Powdered high-temperature smoke to described block high-temperature smoke, then the Powdered high-temperature smoke utilizing the 3rd conveyer 80 fragmentation to be obtained is delivered to the second inlet point 13, then the broken Powdered high-temperature smoke obtained is transported to the first discharging opening 12, the Powdered high-temperature smoke that fragmentation obtains enters in negative pressure line 30 under the effect of negative pressure, and enters rotoclone collector 40 by negative pressure line 30.The Powdered high-temperature smoke of major part is collected by rotoclone collector 40, and the Powdered high-temperature smoke be not collected on a small quantity enters bagroom 50 by negative pressure line 30 and collected by bagroom 50.The Powdered high-temperature smoke that last rotoclone collector 40 and bagroom 50 are collected is delivered to destination device (such as metallurgical furnace) by second conveyor 60, and cleaned air can by blower fan 20 discharged to air.Advantageously, metallurgical furnace can be flash smelting furnace.
According to the high-temperature smoke delivery system 1 of the embodiment of the present invention by arranging blower fan 20, thus the negative pressure that blower fan 20 can be utilized to produce is carried high-temperature smoke.Carry compared with high-temperature smoke with utilizing malleation, high-temperature smoke delivery system 1 is without the need to arranging the parts such as high-pressure delivery pump, pressure transfer pot, high pressure gas generator, also seal and controlled valve without the need to the Pneumatic/electric that magnitude setting is numerous, not only simplify the structure of high-temperature smoke delivery system 1 thus, reduce the manufacturing cost of high-temperature smoke delivery system 1, and decrease the trouble point of high-temperature smoke delivery system 1, reduce the operating cost of high-temperature smoke delivery system 1.
And by arranging blower fan 20, the air that blower fan 20 can be utilized to suck cools to high-temperature smoke.During high-temperature smoke Powdered due to negative pressure transportation normal temperature low-pressure air and Powdered high-temperature smoke mix evenly, and the high pressure air amount that the Powdered high-temperature smoke that the low-pressure air amount that the Powdered high-temperature smoke of unit mass uses is greater than malleation convey unit quality uses, therefore can lower the temperature to Powdered high-temperature smoke rapidly, effectively according to the high-temperature smoke delivery system 1 of the embodiment of the present invention, thus ensure that the safe operation of high-temperature smoke delivery system 1.The negative pressure transportation high-temperature smoke produced by utilizing blower fan 20, can prevent high-temperature smoke excessive, not only can stop the loss of valuable element thus, and can avoid high-temperature smoke contaminated environment.In addition, the high-temperature smoke delivery system 1 according to the embodiment of the present invention also has degree of automation advantages of higher, drastically increases the transport efficiency of high-temperature smoke, saves manpower.Wherein, the traffic capacity of high-temperature smoke delivery system 1 can reach 50 tons/hour.
In addition, the high-temperature smoke delivery system 1 according to the embodiment of the present invention is passed through to arrange the second discharging opening 14 on the first conveyer 10, thus the air sucked from the second discharging opening 14 can be utilized automatically to be separated with block high-temperature smoke Powdered high-temperature smoke.Wherein, the air that Powdered high-temperature smoke is inhaled into is transported to rotoclone collector 40, and block high-temperature smoke falls in crusher 70.
According to the high-temperature smoke delivery system 1 of the embodiment of the present invention by arranging crusher 70, thus fragmentation can be carried out to block high-temperature smoke to obtain Powdered high-temperature smoke (being crushed to the granularity that negative pressure transportation requires by block high-temperature smoke).The Powdered high-temperature smoke that fragmentation obtains can be delivered to the second inlet point 13 of the first conveyer 10 by the 3rd conveyer 80, and then is transported to the first discharging opening 12 of the first conveyer 10, then enters in negative pressure line 30 under the effect of negative pressure.That is, can carry the high-temperature smoke containing block high-temperature smoke rapidly, effectively according to the high-temperature smoke delivery system 1 of the embodiment of the present invention.
High-temperature smoke is carried by the negative pressure utilizing blower fan 20 and produce according to the method for the conveying high-temperature smoke of the embodiment of the present invention, thus can carry the high-temperature smoke containing block high-temperature smoke rapidly, effectively, reduce the conveying cost of high-temperature smoke, improve the transport efficiency of high-temperature smoke, stop valuable element to run off, avoid high-temperature smoke contaminated environment, improve degree of automation and safety.
Specifically, the first discharging opening 12 of the first conveyer 10 can be connected by the import of negative pressure line 30 with rotoclone collector 40, and namely negative pressure line 30 can be distinguished and is connected with the import of rotoclone collector 40 with the first discharging opening 12 of the first conveyer 10 hermetically.The outlet of rotoclone collector 40 can be connected by the import of negative pressure line 30 with bagroom 50, and namely negative pressure line 30 can be distinguished and is connected with the import of bagroom 50 with the outlet of rotoclone collector 40 hermetically.The outlet of bagroom 50 can be connected with blower fan 20 by negative pressure line 30, and namely negative pressure line 30 can be distinguished and is connected with blower fan 20 with the outlet of bagroom 50 hermetically.
Blower fan 20 can be roots blower or centrifugal high pressure fan, and blower fan 20 can be simple fan or multistage blower fan.
The temperature of high-temperature smoke can be 100 degrees Celsius-1000 degrees Celsius, and the content of the block high-temperature smoke in high-temperature smoke can be less than or equal to 50%(mass ratio), the bulk density of high-temperature smoke can be 0.6 ton/cubic meter-3.5 tons/cubic meter.The granularity of described Powdered high-temperature smoke can be 10 microns-2000 microns, and the granularity of the Powdered high-temperature smoke that fragmentation obtains also can be 10 microns-2000 microns.
First discharging opening 12 of the first conveyer 10 and the second discharging opening 14 can be positioned on the same cross-sectional plane of the first conveyer 10.Advantageously, the first discharging opening 12 can open wide upward, and the second discharging opening 14 can open wide down.In other words, the first discharging opening 12 can be relative in the vertical direction with the second discharging opening 14.
The inlet point 71 of crusher 70 can be horn-like, thus can so that block flue dust enters in crusher 70.Due to the inlet point 71 of crusher 70 and the second discharging opening 14 of the first conveyer 10 spaced apart, therefore air can be inhaled in negative pressure line 30 from the second discharging opening 14 of the first conveyer 10.Because the negative pressure at the second discharging opening 14 place of the first conveyer 10 is very large, therefore high-temperature smoke can not leak from the second discharging opening 14 of the first conveyer 10.Particularly, the inlet point 71 of crusher 70 and the first conveyer 10 the second discharging opening 14 can 50 millimeters-1000 millimeters, interval so that enough air can be inhaled in negative pressure line 30.
In one embodiment of the invention, as shown in Figure 1, high-temperature smoke delivery system 1 can also comprise material grinder 90, and the inlet point of material grinder 90 can be connected with the discharging opening of crusher 70 and the discharging opening of material grinder 90 can be connected with the 3rd conveyer 80.By arranging material grinder 90, can carry out levigate to the flue dust after crusher 70 fragmentation to make flue dust reach the granularity of negative pressure transportation requirement.Advantageously, material grinder 90 can be multistage.
The discharging opening of crusher 70 can be connected hermetically by the inlet point of pipeline with material grinder 90, and the 3rd conveyer 80 can be connected with the second inlet point 13 of the first conveyer 10 with the discharging opening of material grinder 90 respectively hermetically by pipeline.
Particularly, crusher 70 can be toothed roll crusher, and the gear piece on the running roller of described toothed roll crusher is detachably changed, and material grinder 90 can be ball grinding mill, and the 3rd conveyer 80 can be bucket elevator.
As shown in Figure 1, in examples more of the present invention, high-temperature smoke delivery system 1 can also comprise flue dust storehouse 100, the inlet point in flue dust storehouse 100 can be connected with the discharging opening of bagroom 50 with the discharging opening of rotoclone collector 40 respectively, and the discharging opening in flue dust storehouse 100 can be connected with second conveyor 60.By arranging flue dust storehouse 100, the flue dust that rotoclone collector 40 and bagroom 50 are collected temporarily can be stored in flue dust storehouse 100, the fume amount being transported to metallurgical furnace can be made thus to stablize.
The discharging opening of rotoclone collector 40 can be connected hermetically by the inlet point of rotoclone collector discharge duct 41 with flue dust storehouse 100, and the discharging opening of bagroom 50 can be connected hermetically by the inlet point of bagroom discharge duct 51 with flue dust storehouse 100.In other words, the inlet point in flue dust storehouse 100 can be multiple.Wherein, rotoclone collector discharge duct 41 can be provided with rotoclone collector discharge valve 42, bagroom discharge duct 51 can be provided with bagroom discharge valve 52.Particularly, rotoclone collector discharge valve 42 can be star discharge valve, double electrical layer flap valve, weight flap valve etc., and bagroom discharge valve 52 also can be star discharge valve, double electrical layer flap valve, weight flap valve etc.
Advantageously, second conveyor 60 can be provided with the second variable-frequency governor.The fume amount that described second variable-frequency governor is carried to regulate second conveyor 60 can be utilized thus.
Alternatively, the first conveyer 10 can be conveyor screw, and second conveyor 60 can be embedded scraper transporter.First conveyer 10 can be provided with the first variable-frequency governor.Described first variable-frequency governor can be utilized thus to regulate the fume amount of the first conveyer 10 conveying.
As shown in Figure 1, in an example of the present invention, first inlet point 11 can be positioned at the first end of conveyor screw, and the second inlet point 13 can be positioned at the second end of conveyor screw, and the first discharging opening 12 and the second discharging opening 14 can be positioned at the middle part of conveyor screw.Wherein, conveyor screw can have the first blade and the second blade, and the hand of rotation of described first blade can be contrary with the hand of rotation of described second blade.Described first blade can be positioned at the high-temperature smoke entered from the first inlet point 11 to be transported to the first discharging opening 12 and the second discharging opening 14 below the first inlet point 11, and described second blade can be positioned at below the second inlet point 13 the high-temperature smoke entered from the second inlet point 13 to be transported to the first discharging opening 12 and the second discharging opening 14.
In a concrete example of the present invention, as shown in Figure 1, rotoclone collector 40 can be multiple to improve the traffic capacity of high-temperature smoke delivery system 1, and multiple rotoclone collector 40 can be connected and/or parallel connection.In other words, multiple rotoclone collector 40 can be connected, and multiple rotoclone collector 40 can also be in parallel.In addition, the part in multiple rotoclone collector 40 can be connected, and the another part in multiple rotoclone collector 40 can in parallel and another part in multiple rotoclone collector 40 can be connected with the part in multiple rotoclone collector 40.
Advantageously, the bottom of rotoclone collector 40 can be provided with disposal box and hollow isolation cone, can reduce thus and leak out and reentrainment of dust, improve the dust-collecting efficiency of rotoclone collector 40.Rotoclone collector 40 can be made by high-abrasive material, and rotoclone collector 40 also can lining wear-resistant material.
Bagroom 50 can be line compression gas pulses deashing bagroom, also can be off-line pressure gas pulse dust cleaning bagroom.The filter bag of bagroom 50 can be rounded pocket, and the filter bag of bagroom 50 can be high temperature resistant filter bag.Bagroom 50 can have multiple ash bucket, can reduce the height of bagroom 50 thus, reduces the space that bagroom 50 takies.The ash bucket of bagroom 50 can be ship type ash bucket or taper ash bucket.When the ash bucket of bagroom 50 is ship type ash buckets, can be equipped with conveyor screw and unloading valve, when the ash bucket of bagroom 50 is taper ash buckets, each ash bucket can be equipped with independently unloading valve.
As shown in Figure 1, particularly, bagroom 50 can have the first ash bucket 53 and the second ash bucket 54, first ash bucket 53 can be connected by the inlet point of bagroom discharge duct 51 with flue dust storehouse 100 hermetically with each in the second ash bucket 54.Flue dust storehouse 100 shown in Fig. 1 has three inlet points.
Have according to the high-temperature smoke delivery system 1 of the embodiment of the present invention that structure is simple, low cost of manufacture, operating cost are low, safety is high, degree of automation is high, transport efficiency advantages of higher.
In the description of this specification sheets, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, those of ordinary skill in the art can change above-described embodiment within the scope of the invention when not departing from principle of the present invention and aim, revising, replacing and modification.
Claims (10)
1. a high-temperature smoke delivery system, is characterized in that, comprising:
First conveyer, described first conveyer has the first and second inlet points and the first and second discharging openings, and described second discharging opening is corresponding with described first discharging opening;
Crusher, the inlet point of described crusher to be located at below described second discharging opening and relative with described second discharging opening in the vertical direction, and inlet point and described second discharging opening of described crusher are spaced apart;
3rd conveyer, described 3rd conveyer is connected with described second inlet point with the discharging opening of described crusher respectively;
Blower fan, described blower fan is connected for generation of negative pressure by negative pressure line with the first discharging opening of described first conveyer;
Rotoclone collector, described rotoclone collector to be located in described negative pressure line and between first discharging opening and described blower fan of described first conveyer;
Bagroom, described bagroom to be located in described negative pressure line and between described rotoclone collector and described blower fan; With
Second conveyor, described second conveyor is connected with the discharging opening of described bagroom with the discharging opening of described rotoclone collector respectively.
2. high-temperature smoke delivery system according to claim 1, is characterized in that, also comprise material grinder, and the inlet point of described material grinder is connected with the discharging opening of described crusher and the discharging opening of described material grinder is connected with described 3rd conveyer.
3. high-temperature smoke delivery system according to claim 2, is characterized in that, described crusher is toothed roll crusher, and described material grinder is ball grinding mill, and described 3rd conveyer is bucket elevator.
4. high-temperature smoke delivery system according to claim 1, is characterized in that, described rotoclone collector is multiple, multiple described rotoclone collector series connection and/or parallel connection.
5. high-temperature smoke delivery system according to claim 1, is characterized in that, the bottom of described rotoclone collector is provided with disposal box and hollow isolation cone.
6. high-temperature smoke delivery system according to claim 1, is characterized in that, described bagroom has multiple ash bucket.
7. high-temperature smoke delivery system according to claim 1, it is characterized in that, also comprise flue dust storehouse, the inlet point in described flue dust storehouse is connected with the discharging opening of described bagroom with the discharging opening of described rotoclone collector respectively, and the discharging opening in described flue dust storehouse is connected with described second conveyor.
8. high-temperature smoke delivery system according to claim 1, is characterized in that, described first conveyer is conveyor screw, and described second conveyor is embedded scraper transporter.
9. high-temperature smoke delivery system according to claim 1, is characterized in that, described first conveyer is provided with the first variable-frequency governor, and described second conveyor is provided with the second variable-frequency governor.
10. utilize a method for the high-temperature smoke delivery system conveying high-temperature smoke according to any one of claim 1-9, it is characterized in that, comprising:
A) the first inlet point to described first conveyer provides block high-temperature smoke and Powdered high-temperature smoke, and then described block high-temperature smoke and described Powdered high-temperature smoke are transported to the first discharging opening of described first conveyer;
B) described blower fan is started to produce negative pressure in described negative pressure line, under the effect of negative pressure, described Powdered high-temperature smoke enters described rotoclone collector and described bagroom successively by described negative pressure line, and described block high-temperature smoke enters in described crusher by described second discharging opening;
C) described crusher is utilized to carry out fragmentation to obtain Powdered high-temperature smoke to described block high-temperature smoke, then the Powdered high-temperature smoke utilizing described 3rd conveyer fragmentation to be obtained is delivered to described second inlet point, then the broken Powdered high-temperature smoke obtained is transported to described first discharging opening, and under the effect of negative pressure, the broken Powdered high-temperature smoke obtained enters described rotoclone collector and described bagroom successively by described negative pressure line; With
D) utilize described rotoclone collector and described bagroom to collect Powdered high-temperature smoke, and utilize described second conveyor that the Powdered high-temperature smoke collected is delivered to destination device.
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| CN103894278B (en) * | 2014-03-28 | 2016-08-24 | 贵州茅台酒股份有限公司 | A kind of powder song equipment and the method for the bent powder of preparation thereof |
| CN110961238B (en) * | 2019-12-16 | 2024-07-23 | 中国恩菲工程技术有限公司 | Broken dust collecting system of steel scrap |
| CN111470280A (en) * | 2020-05-27 | 2020-07-31 | 易门铜业有限公司 | High-temperature smoke cooling, metering and packaging integrated device and process method thereof |
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Address after: 330031 No. 888, Qian Hu Road, Hongjiao Island, Nanchang, Jiangxi. Patentee after: China ruim engineering technology Limited by Share Ltd Address before: 330031 No. 888, Qian Hu Road, Hongjiao Island, Nanchang, Jiangxi. Patentee before: China Nerin Engineering Co., Ltd. |