CN113617645A - Industrial waste residue multistage screening device and use method thereof - Google Patents
Industrial waste residue multistage screening device and use method thereof Download PDFInfo
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- CN113617645A CN113617645A CN202111124024.4A CN202111124024A CN113617645A CN 113617645 A CN113617645 A CN 113617645A CN 202111124024 A CN202111124024 A CN 202111124024A CN 113617645 A CN113617645 A CN 113617645A
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- slag
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- 238000012216 screening Methods 0.000 title claims abstract description 81
- 239000002440 industrial waste Substances 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 24
- 239000002893 slag Substances 0.000 claims abstract description 87
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000000428 dust Substances 0.000 claims abstract description 12
- 230000008569 process Effects 0.000 claims abstract description 9
- 239000003595 mist Substances 0.000 claims abstract description 8
- 239000007921 spray Substances 0.000 claims abstract description 7
- 238000007599 discharging Methods 0.000 claims description 30
- 238000007873 sieving Methods 0.000 claims description 14
- 239000011859 microparticle Substances 0.000 claims description 11
- 230000007246 mechanism Effects 0.000 claims description 3
- 230000009467 reduction Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 3
- 239000000779 smoke Substances 0.000 abstract description 7
- 238000007650 screen-printing Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 13
- 239000011435 rock Substances 0.000 description 7
- 230000005484 gravity Effects 0.000 description 4
- 238000009826 distribution Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 239000002910 solid waste Substances 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B2201/00—Details applicable to machines for screening using sieves or gratings
- B07B2201/04—Multiple deck screening devices comprising one or more superimposed screens
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses an industrial waste residue multistage screening device and a using method thereof, and relates to the technical field of industrial waste residue screening. The automatic screen printing machine comprises a frame, wherein a feeding hopper is fixedly arranged at the top of the frame, a nozzle is fixedly connected to the inner wall of the feeding hopper, a coarse screen assembly and a fine screen assembly are respectively and fixedly arranged in the frame, and the coarse screen assembly is positioned right above the fine screen assembly; the coarse screening assembly comprises a first screening plate and a second screening plate, the first screening plate is positioned right above the second screening plate, and the first screening plate and the second screening plate are respectively and fixedly connected with a plurality of guide plates; the using method of the invention is that blast furnace slag is fed into the frame through the feeding hopper, and the nozzle sprays water mist to suppress dust in the feeding process; the first cylinder drives the first sieve plate to slide left and right, the blast furnace slag is downwards sieved from the surface of the first sieve plate through the guide of the guide plate, and the primary slag is discharged from the primary discharge hole. The invention can restrain the smoke dust generated when the slag is dumped through the water mist sprayed by the nozzle, thereby effectively preventing the situation that the smoke dust scatters to pollute the environment.
Description
Technical Field
The invention belongs to the technical field of industrial waste residue screening, and particularly relates to an industrial waste residue multistage screening device and a using method thereof.
Background
In industrial production, a large amount of industrial waste residues are generated by processing raw materials, and blast furnace slag is waste residues discharged in a blast furnace ironmaking process, is industrial solid waste and mainly contains oxides of calcium, silicon, aluminum, magnesium and iron and a small amount of sulfides; the blast furnace slag can replace natural stone materials to be used for roads, airports, foundation engineering, railway ballast, concrete aggregate, asphalt pavements and the like in China, and is wide in application, but the blast furnace slag needs to be screened before being put into application, and the blast furnace slag has different application modes in different sizes.
The sediment quantity of abandoning that produces at present in the smelting process is very big to can produce a large amount of slag not of uniform size, carry out blast furnace slag screening during operation and need sieve according to the slag size, the screening method commonly used sets up a plurality of screening filter plates and carries out a lot of screening, and multistage screening is carried out to the line that can not be fine, leads to not thorough of screening, because the slag is a solid waste, and most of sieving mechanism adopt the mode of vibration to filter, can produce a large amount of smoke and dust, causes the pollution of environment.
The existing multistage screening device screens slag in a vibration mode at each stage, not only causes the screening to be incomplete, but also causes unnecessary energy waste due to overlarge power consumption, the screening is incomplete, the application effect of the slag is poor, and the slag can raise a large amount of smoke and dust when being thrown into the device to cause environmental pollution.
Disclosure of Invention
The invention aims to provide an industrial waste residue multistage screening device and a using method thereof, and solves the problems that each stage of the conventional multistage screening device screens slag in a vibration mode, so that the screening is not thorough enough, the consumed power is too large, unnecessary energy waste is caused, the application effect of the slag is poor due to the incomplete screening, and a large amount of smoke can be raised when the slag is thrown into the device, so that the environment is polluted.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to an industrial waste residue multistage screening device, which comprises a rack, wherein a feeding hopper is fixedly arranged at the top of the rack, the inner wall of the feeding hopper is fixedly connected with a nozzle, a coarse screening component and a fine screening component are respectively and fixedly arranged in the rack, the coarse screening component is positioned right above the fine screening component, the feeding hopper is used for feeding slag, and the nozzle sprays water mist on the surface of the slag to prevent slag dust from flying;
the coarse screen assembly comprises a first screen plate and a second screen plate, the first screen plate is positioned right above the second screen plate, the first screen plate and the second screen plate are respectively and fixedly connected with a plurality of guide plates, one end of the first screen plate is fixedly connected with a first toothed plate, one end of the second screen plate is fixedly connected with a second toothed plate, and the first toothed plate and the second toothed plate are movably connected through a gear roller; the first sieve plate and the second sieve plate are both obliquely arranged;
the fine screen subassembly includes mounting bracket, elastic component and third sieve, mounting bracket fixed connection is at the frame inner wall, through elastic component fixed connection between mounting bracket and the third sieve, the mounting bracket is used for installing the third sieve, and the third sieve is owing to be connected with the elastic component, and consequently the third sieve can rock in the vibration to carry out tertiary screening to the slag.
Preferably, the top of the rack is fixedly connected with a water supply tank close to the feeding hopper, the water supply tank is fixedly connected with the nozzle through a water pipe, and the water supply tank supplies water to the nozzle through the water pipe to supply pressure.
Preferably, the screening device further comprises a discharging component, the discharging component comprises a spiral conveying piece, a connecting shaft, a discharging bin and a speed reducing motor, the discharging bin is fixedly connected to the bottom of the outer wall of one side of the rack, the speed reducing motor is fixedly connected to the outside of the discharging bin, the output end of the speed reducing motor penetrates through the outer wall of the discharging bin to be fixedly connected with the connecting shaft, the connecting shaft is movably arranged inside the rack, the spiral conveying piece is fixedly arranged on the peripheral side face of the connecting shaft, the spiral conveying piece rolls the micro-particle slag in the rotating process so as to drive the micro-particle slag to be discharged from the bottom of the discharging bin, and the speed reducing motor is used for driving the connecting shaft to drive the spiral conveying piece to rotate.
Preferably, the output of the relative first cylinder of a side fixedly connected with of first pinion rack of first sieve, first cylinder fixed connection is on the frame inner wall, two first telescopic links of first sieve side fixedly connected with respectively, and about first cylinder axis symmetric distribution, first cylinder is used for driving first sieve horizontal slip, and the in-process plays the effect of screening the slag about moving about first sieve.
Preferably, the output of a side fixedly connected with second cylinder of the relative second pinion rack of second sieve, second cylinder fixed connection is on the frame inner wall, two second telescopic links of second sieve side fixedly connected with respectively, and about second cylinder axis symmetric distribution, the second cylinder is used for driving second sieve horizontal slip, in order to guarantee the stability of connecting, respectively installs a second telescopic link additional on second cylinder both sides, and the second sieve removes the in-process and plays the effect of slag screening equally.
Preferably, the gear roller is engaged with first pinion rack and second pinion rack mutually respectively, and the gear roller is used for first sieve of transmission and second sieve, and first pinion rack lower surface and second pinion rack upper surface all are provided with the tooth's socket with gear roller looks adaptation.
Preferably, a plurality of the deflector all distributes in first sieve and second sieve surface in a staggered manner, contained angle between first sieve and the second sieve is thirty degrees, and the deflector is used for prolonging the time of blast furnace slag on the sieve surface, because first sieve and second sieve set up for the slope, consequently the slag can roll down because of gravity slope to it is better to have guaranteed the effect of screening.
Preferably, the frame outer wall has seted up one-level discharge gate and second grade discharge gate respectively, the one-level discharge gate is relative with first sieve bottom position, the second grade discharge gate is relative with second sieve bottom position, the one-level discharge gate is located the second grade discharge gate directly over, and the one-level discharge gate is used for discharging one-level slag, and the second grade discharge gate is used for discharging second grade slag.
Preferably, a third-stage discharge hole is formed in the position, corresponding to the third sieve plate, of the rack; the relative both sides of frame fixedly connected with vibrating motor respectively, tertiary discharge gate is used for discharging tertiary slag, and the slag is discharged from one-level discharge gate, second grade discharge gate and tertiary discharge gate in proper order from big to little, and vibrating motor is used for producing the vibration to the third sieve, and the third sieve is finally under screening miniature granule slag, and the screening effect of the slag vibration that the volume is littleer is better.
A use method of an industrial waste residue multistage screening device comprises the following steps:
s1: blast furnace slag is fed into the frame through a feeding hopper, and a nozzle is started to spray water mist to suppress dust in the feeding process;
s2: operating a first cylinder to drive and push a first sieve plate to slide left and right, sieving blast furnace slag downwards from the surface of the first sieve plate under the guidance of a guide plate, and discharging primary furnace slag from a primary discharge hole;
s3: operating a second cylinder to drive the second sieve plate to slide left and right, sieving the blast furnace slag downwards from the surface of the second sieve plate through an auxiliary channel of the guide plate, and discharging the secondary granular slag from a secondary discharge hole;
s4: starting a vibration motor to drive a third sieve plate to carry out three-stage sieving, and discharging three-stage furnace slag from a three-stage discharge hole;
s5: and finally, the screened micro-particle slag is accumulated at the bottom of the rack, and the speed reduction motor is started to drive the connecting shaft to drive the spiral conveying piece to convey the micro-particle slag to be output from the bottom of the discharging bin.
The invention has the following beneficial effects:
1. according to the invention, the nozzle is arranged at the feeding hopper, when the slag is fed into the device, the nozzle sprays water mist to restrain smoke dust generated when the slag is dumped, so that the situation that the smoke dust is scattered to pollute the environment can be effectively prevented;
2. according to the invention, two mutually inclined sieve plates are arranged in the rack, slag moves to the bottoms of the sieve plates due to gravity and is sieved during movement, and the staggered guide plates are arranged on the surfaces of the sieve plates, so that when the slag is sieved on the surfaces of the sieve plates, the slag can stay on the surfaces of the sieve plates for a longer time due to the blocking of the guide plates, and the sieve plates can be used for fully sieving the slag; the cylinders are respectively arranged on one sides of the two sieve plates to drive the two sieve plates to swing left and right, slag does not bounce on the surfaces of the sieve plates like vibration screening in the swinging process, and when the first cylinder pushes the first sieve plate to swing right, the second cylinder drives the second sieve plate to swing left, and the driving gear roller between the two sieve plates is used for enhancing the power of the sieve plates, so that the screening effect is better;
3. the invention screens by arranging a vibration mode in the three-stage screening process, and can screen the slag of micro particles by the low-power vibration motor due to small screened particles, thereby reducing the output of power and ensuring the screening effect.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of a multistage industrial waste residue screening apparatus according to the present invention;
FIG. 2 is a schematic view of another perspective overall structure of the multistage industrial residue screening apparatus according to the present invention;
FIG. 3 is an enlarged view taken at A of FIG. 2 according to the present invention;
FIG. 4 is a schematic view of the internal structure of a multistage industrial waste residue screening apparatus according to the present invention;
FIG. 5 is an enlarged view of the invention at B of FIG. 4;
FIG. 6 is an enlarged view of the invention at C of FIG. 4;
FIG. 7 is a schematic sectional view of an industrial waste multistage screening apparatus according to the present invention;
fig. 8 is an enlarged view of fig. 7 at D according to the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a frame; 2. feeding into a hopper; 3. a nozzle; 4. a water pipe; 5. a water supply tank; 6. a first cylinder; 7. a first telescopic rod; 8. a first screen deck; 9. a guide plate; 10. a first toothed plate; 11. a gear roll; 12. a second toothed plate; 13. a second screen deck; 14. a second cylinder; 15. a second telescopic rod; 16. a mounting frame; 17. an elastic member; 18. a third screen deck; 19. a vibration motor; 20. a spiral conveying sheet; 21. a connecting shaft; 22. a discharging bin; 23. a speed reducing motor.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-8, the invention relates to an industrial waste residue multistage screening device, which comprises a frame 1, wherein a feeding hopper 2 is fixedly arranged at the top of the frame 1, a nozzle 3 is fixedly connected to the inner wall of the feeding hopper 2, a coarse screening assembly and a fine screening assembly are respectively and fixedly arranged in the frame 1, the coarse screening assembly is positioned right above the fine screening assembly, the feeding hopper 2 is used for feeding slag, and the nozzle 3 sprays water mist on the surface of the slag to prevent slag dust from flying;
the coarse screen assembly comprises a first screen plate 8 and a second screen plate 13, the first screen plate 8 is positioned right above the second screen plate 13, the first screen plate 8 and the second screen plate 13 are respectively and fixedly connected with a plurality of guide plates 9, one end of the first screen plate 8 is fixedly connected with a first toothed plate 10, one end of the second screen plate 13 is fixedly connected with a second toothed plate 12, and the first toothed plate 10 and the second toothed plate 12 are movably connected through a gear roller 11; the first sieve plate 8 and the second sieve plate 13 are both obliquely arranged;
the fine screen subassembly includes mounting bracket 16, elastic component 17 and third sieve 18, and mounting bracket 16 fixed connection is at 1 inner wall in frame, through elastic component 17 fixed connection between mounting bracket 16 and the third sieve 18, and mounting bracket 16 is used for installing third sieve 18, and third sieve 18 is owing to be connected with elastic component 17, and consequently third sieve 18 can rock in the vibration to carry out tertiary screening to the slag.
The top of the frame 1 is close to the water supply tank 5 fixedly connected with the position of the feeding hopper 2, the water supply tank 5 is fixedly connected with the nozzle 3 through a water pipe 4, and the water supply tank 5 supplies water to the nozzle 3 through the water pipe 4 for pressure supply.
Sieving mechanism is still including arranging the material subassembly, it includes auger delivery piece 20 to arrange the material subassembly, connecting axle 21, go out feed bin 22 and gear motor 23, go out feed bin 22 fixed connection in 1 one side outer wall bottom in the frame, go out feed bin 22 outside fixedly connected with gear motor 23, gear motor 23 output runs through out feed bin 22 outer wall to its inside and connecting axle 21 fixed connection, connecting axle 21 activity sets up inside frame 1, connecting axle 21 week side is fixed and is provided with auger delivery piece 20, auger delivery piece 20 rolls up the miniature granule slag in rotatory in-process, thereby it is discharged from a feed bin 22 bottom to drive it, gear motor 23 is used for driving connecting axle 21 and drives auger delivery piece 20 rotatory.
The relative side fixedly connected with output of first cylinder 6 of first pinion rack 10 of first sieve 8, 6 fixed connection of first cylinder are on 1 inner wall of frame, and two first telescopic links 7 of first sieve 8 side fixedly connected with respectively, and about 6 axis symmetric distribution in first cylinder, first cylinder 6 is used for driving 8 horizontal slip of first sieve, and the in-process plays the effect of screening the slag about moving about 8 of first sieve.
The output end of a second cylinder 14 is fixedly connected to one side face of the second sieve plate 13 relative to the second toothed plate 12, the second cylinder 14 is fixedly connected to the inner wall of the rack 1, two second telescopic rods 15 are fixedly connected to the side faces of the second sieve plate 13 respectively, and are symmetrically distributed about the axis of the second cylinder 14, the second cylinder 14 is used for driving the second sieve plate 13 to slide left and right, in order to guarantee the connection stability, one second telescopic rod 15 is additionally arranged on each of the two sides of the second cylinder 14, and the second sieve plate 13 is moved left and right to play a role in slag screening.
A plurality of deflector 9 all staggers and distributes on first sieve 8 and 13 surfaces of second sieve, and the contained angle between first sieve 8 and the second sieve 13 is thirty degrees, and deflector 9 is used for prolonging the time of blast furnace slag on the sieve surface, because first sieve 8 and second sieve 13 set up for the slope, consequently the slag can roll down because of gravity slope to the effect of sieving has been guaranteed better.
The outer wall of the frame 1 is respectively provided with a first-stage discharge hole and a second-stage discharge hole, the first-stage discharge hole is opposite to the bottom position of the first sieve plate 8, the second-stage discharge hole is opposite to the bottom position of the second sieve plate 13, the first-stage discharge hole is positioned right above the second-stage discharge hole, the first-stage discharge hole is used for discharging first-stage slag, and the second-stage discharge hole is used for discharging second-stage slag.
A third-stage discharge hole is formed in the position, corresponding to the third sieve plate 18, of the rack 1; the opposite two sides of the rack 1 are fixedly connected with vibrating motors 19 respectively, the three-level discharge hole is used for discharging three-level furnace slag, the furnace slag is discharged from the first-level discharge hole, the second-level discharge hole and the three-level discharge hole in sequence from large to small, the vibrating motors 19 are used for generating vibration on the third sieve plate 18, the third sieve plate 18 finally sieves the micro-particle furnace slag, and the sieving effect of the vibration of the furnace slag with smaller volume is better.
A use method of an industrial waste residue multistage screening device comprises the following steps:
s1: blast furnace slag is fed into the frame through a feeding hopper, and a nozzle is started to spray water mist to suppress dust in the feeding process;
s2: operating a first cylinder to drive and push a first sieve plate to slide left and right, sieving blast furnace slag downwards from the surface of the first sieve plate under the guidance of a guide plate, and discharging primary furnace slag from a primary discharge hole;
s3: operating a second cylinder to drive the second sieve plate to slide left and right, sieving the blast furnace slag downwards from the surface of the second sieve plate through an auxiliary channel of the guide plate, and discharging the secondary granular slag from a secondary discharge hole;
s4: starting a vibration motor to drive a third sieve plate to carry out three-stage sieving, and discharging three-stage furnace slag from a three-stage discharge hole;
s5: and finally, the screened micro-particle slag is accumulated at the bottom of the rack, and the speed reduction motor is started to drive the connecting shaft to drive the spiral conveying piece to convey the micro-particle slag to be output from the bottom of the discharging bin.
The working principle of the invention is as follows: two mutually inclined sieve plates are arranged in the frame 1, slag moves to the bottoms of the sieve plates due to gravity and is sieved during movement, and the staggered guide plates 9 are arranged on the surfaces of the sieve plates, so that when the slag is sieved on the surfaces of the sieve plates, the slag can stay on the surfaces of the sieve plates for a longer time due to the blocking of the guide plates 9, and the sieve plates can be used for fully sieving the slag; through set up cylinder 6 respectively in one side of two sieves and drive two sieves and rock about, rock the in-process slag and can not rock at the sieve surface like vibratory screening, when first cylinder 6 promoted first sieve 8 and rock right, second cylinder 14 drive second sieve 13 rocks left, through driven gear roller 11 between two sieves, thereby the power of sieve has been strengthened, can sieve the slag of micro particle through low-power vibrating motor 19 in the tertiary screening, the output of power has been reduced.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a multistage sieving mechanism of industrial waste residue, includes frame (1), its characterized in that: a feeding hopper (2) is fixedly arranged at the top of the rack (1), a nozzle (3) is fixedly connected to the inner wall of the feeding hopper (2), a coarse screening assembly and a fine screening assembly are respectively and fixedly arranged in the rack (1), and the coarse screening assembly is positioned right above the fine screening assembly;
the coarse screening assembly comprises a first screening plate (8) and a second screening plate (13), the first screening plate (8) is located right above the second screening plate (13), the first screening plate (8) and the second screening plate (13) are respectively and fixedly connected with a plurality of guide plates (9), one end of the first screening plate (8) is fixedly connected with a first toothed plate (10), one end of the second screening plate (13) is fixedly connected with a second toothed plate (12), and the first toothed plate (10) is movably connected with the second toothed plate (12) through a gear roller (11); the first sieve plate (8) and the second sieve plate (13) are obliquely arranged;
the fine screen assembly comprises an installation frame (16), an elastic piece (17) and a third screen plate (18), wherein the installation frame (16) is fixedly connected to the inner wall of the rack (1), and the installation frame (16) is fixedly connected with the third screen plate (18) through the elastic piece (17).
2. The multistage industrial waste residue screening device according to claim 1, wherein a water supply tank (5) is fixedly connected to the top of the frame (1) near the feed hopper (2), and the water supply tank (5) is fixedly connected with the nozzle (3) through a water pipe (4).
3. The industrial waste residue multistage screening device according to claim 2, characterized in that the screening device further comprises a discharging component, the discharging component comprises a spiral conveying piece (20), a connecting shaft (21), a discharging bin (22) and a speed reducing motor (23), the discharging bin (22) is fixedly connected to the bottom of the outer wall of one side of the rack (1), the speed reducing motor (23) is fixedly connected to the outer portion of the discharging bin (22), the output end of the speed reducing motor (23) penetrates through the outer wall of the discharging bin (22) to be fixedly connected with the connecting shaft (21) inside, the connecting shaft (21) is movably arranged inside the rack (1), and the spiral conveying piece (20) is fixedly arranged on the side surface of the connecting shaft (21).
4. The industrial waste residue multistage screening device according to claim 3, wherein an output end of a first cylinder (6) is fixedly connected to one side surface of the first screen plate (8) relative to the first toothed plate (10), the first cylinder (6) is fixedly connected to the inner wall of the rack (1), and two first telescopic rods (7) are respectively and fixedly connected to the side surfaces of the first screen plate (8) and are symmetrically distributed about a central axis of the first cylinder (6).
5. The industrial waste residue multistage screening device according to claim 4, wherein an output end of a second cylinder (14) is fixedly connected to one side surface of the second screen plate (13) relative to the second toothed plate (12), the second cylinder (14) is fixedly connected to the inner wall of the rack (1), and two second telescopic rods (15) are respectively and fixedly connected to the side surfaces of the second screen plate (13) and are symmetrically distributed about a central axis of the second cylinder (14).
6. An industrial waste multistage screening apparatus according to claim 5, characterized in that the gear rollers (11) are engaged with the first toothed plate (10) and the second toothed plate (12), respectively.
7. The multistage screening device of industrial waste residue according to claim 6, characterized in that a plurality of said guide plates (9) are all staggeredly distributed on the surfaces of the first screen plate (8) and the second screen plate (13), and the included angle between the first screen plate (8) and the second screen plate (13) is thirty degrees.
8. The industrial waste residue multistage screening device of claim 7, wherein the outer wall of the frame (1) is respectively provided with a first-stage discharge port and a second-stage discharge port, the first-stage discharge port is opposite to the bottom of the first sieve plate (8), the second-stage discharge port is opposite to the bottom of the second sieve plate (13), and the first-stage discharge port is positioned right above the second-stage discharge port.
9. The multistage industrial residue screening device according to claim 8, wherein a third-stage discharge hole is formed in the position, relative to the third sieve plate (18), of the rack (1); and the opposite two sides of the frame (1) are respectively and fixedly connected with a vibration motor (19).
10. The use method of the industrial waste residue multistage screening device is characterized by comprising the following steps:
s1: blast furnace slag is put into the frame (1) through the feeding hopper (2), and the nozzle (3) is started to spray water mist to suppress dust in the feeding process;
s2: a first cylinder (6) is operated to drive and push a first sieve plate (8) to slide left and right, blast furnace slag is sieved downwards from the surface of the first sieve plate (8) through the guide of a guide plate (9), and primary slag is discharged from a primary discharge hole;
s3: a second cylinder (14) is operated to drive a second sieve plate (13) to slide left and right, blast furnace slag is sieved downwards from the surface of the second sieve plate (13) through an auxiliary channel of a guide plate (9), and secondary granular slag is discharged from a secondary discharge hole;
s4: starting a vibration motor (19) to drive a third sieve plate (18) to carry out three-stage sieving, and discharging three-stage furnace slag from a three-stage discharge hole;
s5: the finally screened micro-particle slag is accumulated at the bottom of the frame (1), and a speed reduction motor (23) is started to drive a connecting shaft (21) to drive a spiral conveying sheet (20) to convey the micro-particle slag to be output from the bottom of a discharging bin (22).
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| CN202111124024.4A CN113617645A (en) | 2021-09-24 | 2021-09-24 | Industrial waste residue multistage screening device and use method thereof |
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| CN202111124024.4A CN113617645A (en) | 2021-09-24 | 2021-09-24 | Industrial waste residue multistage screening device and use method thereof |
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| CN117563740A (en) * | 2023-11-17 | 2024-02-20 | 四川中哲新材料科技有限公司 | A device and method for preparing cement clinker using electrolytic manganese tailings |
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Application publication date: 20211109 |