CN105689064A - Integrated industrial solid waste residue continuous separating device - Google Patents
Integrated industrial solid waste residue continuous separating device Download PDFInfo
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- CN105689064A CN105689064A CN201610173660.9A CN201610173660A CN105689064A CN 105689064 A CN105689064 A CN 105689064A CN 201610173660 A CN201610173660 A CN 201610173660A CN 105689064 A CN105689064 A CN 105689064A
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- Prior art keywords
- mill disc
- roller
- industrial solid
- framework
- integrated industrial
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C15/00—Disintegrating by milling members in the form of rollers or balls co-operating with rings or discs
- B02C15/08—Mills with balls or rollers centrifugally forced against the inner surface of a ring, the balls or rollers of which are driven by a centrally arranged member
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/14—Separating or sorting of material, associated with crushing or disintegrating with more than one separator
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/10—Magnetic separation acting directly on the substance being separated with cylindrical material carriers
- B03C1/12—Magnetic separation acting directly on the substance being separated with cylindrical material carriers with magnets moving during operation; with movable pole pieces
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- 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
Abstract
The invention discloses an integrated industrial solid waste residue continuous separating device which comprises a motor, a speed reducer, a frame, a feeding port, multiples stages of grinding discs, grinding roller sets, a magnetic separator, a liquid inlet system, a walking mechanism and other parts. Unit operation such as breaking, grinding, magnetic separating, chemical treatment and hydraulic powder classifying is integrated; alternating and coupling are conducted in space and time, and solid waste residue magnetic components and non-magnetic components can be continuously separated; and the non-magnetic components are ground to the specific granularity and are discharged from the bottom in the manner of slurry. The integrated industrial solid waste residue continuous separating device has the beneficial effects that the energy consumption is low, integration is achieved, the occupied area is small, and the treatment capacity is large, and a solid foundation is laid for turning waste into wealth for industrial solid waste residues.
Description
Technical field
The present invention relates to a kind of industrial solid waste residue and be continuously separated equipment, it is adaptable to the solid slag of the production process discharges such as iron and steel, metallurgy, chemical industry processes, it may be achieved in solid slag, heterogeneity separates, and belongs to mechanical equipment technical field。
Background technology
It is known that can discharge a large amount of solid waste in the production process such as iron and steel, coloured, chemical industry, only slag, the every annual emissions in the whole nation, more than 80,000,000 tons, is possessed storage more than 200,000,000 tons, wherein more than 50% air storage, is not recycled。Industrial solid waste residue discharges and air storage in a large number, does not only take up the land resource of preciousness, and wherein poisonous and harmful metal ion severe contamination surrounding enviroment and the subsoil water such as lead, arsenic, chromium。
At present, both at home and abroad big quantity research has been done in industrial solid waste residue integrated treatment and recycling。Such as Nippon Steel's slag recycle utilization, U.S.'s slag cement technology, Baosteel slag converter hot application technique etc.。But all commonly used stagewise Mechanical Crushing of these technology, milling, the technique such as multi-stage magnetic separation, multistage gravity treatment, equipment number of units is many, and energy consumption is high, and efficiency is low。Causing having its source in of the above results: first, industrial solid waste residue complicated component, it is very big that heterogeneity reaches separation requirement particle size differences。Metallic iron in slag, bulky grain diameter can reach more than 100 millimeters, and little granule then only has tens microns, and therefore, single pulverizing or grinding operation cannot determine granularity benchmark, causes the phenomenon of energy consumption height, inferior separating effect。Secondly, granule not carrying out effective size of grain classification, granular size, the granule differed than weight average in prior art processing procedure, follow-up gravitational settling, flotation etc. operate and are difficult to play one's part to the full。It addition, more or less there is dust pollution question in existing dry method industrial solid Solid state fermentation technology, it is necessary to pay attention to。
Summary of the invention
It is an object of the invention to provide a kind of integrated industrial solid slag and be continuously separated equipment, progression can be processed according to separation requirement and response rate flexible configuration, it is achieved save energy and reduce the cost to greatest extent。
Technical scheme is as follows:
A kind of integrated industrial solid slag is continuously separated equipment, it is characterised in that: described equipment includes motor, reductor, framework, charging aperture, main shaft, roller group, multistage mill disc and magnetic separator；
Described motor, decelerator and charging aperture are arranged on the tip position of framework, and main shaft two ends are arranged on the center of framework by bearing, install multistage mill disc from top to bottom successively along main shaft, and each mill disc is fixed on main shaft, and the outer of mill disc is provided with downflow weir；Circumferentially being evenly arranged at least two roller group on each mill disc, roller group is passed through spring, is bolted in gripper shoe, and gripper shoe is fixed on framework；Installing a magnetic separator on each mill disc, this magnetic separator contains magnetic separation roller, and magnetic separation roller is arranged between any two roller group；Each mill disc is arranged below water conservancy diversion screen cloth；Being provided with tailings mouth at lower frame, bottom is provided with tail slurry dish；Installing a jet mouth in each mill disc group, jet mouth is fixing on the supporting plate by pipeline, forms feed liquor system。
Preferably, installing two to level Four mill disc from top to bottom successively along main shaft, the distance between adjacent two-stage mill disc is mill disc diameter 0.5～1.5 times。
Preferably, described downflow weir is wide at the top and narrow at the bottom, and its outward-dipping angle becomes 10-80 ° with vertical vertical line, vertical height 20-100 millimeter。
Preferably, being circumferentially evenly arranged two to four roller groups on each mill disc, each roller group is made up of one to three roller, and roller centrage is radial parallel with mill disc。
Preferably, described water conservancy diversion screen cloth is cone, cone angle 30-160 °, mesh 10-300 order；The mesh of water conservancy diversion screen cloth is gradually reduced from top to bottom。
Preferably, described magnetic separation roller is connected with driving roller by belt, drives roller to be arranged on framework, angle 10-45 ° of magnetic separation roller and the driving plane that formed of roller (9) two axial lines and horizontal plane。
Preferably, described jet mouth (20) is arranged in the middle part of each mill disc, near main spindle's。
The technical characteristic of the present invention also resides in: be provided with cylindrical baffle between described mill disc and framework；It is mounted below walking mechanism at framework。
The present invention have the following advantages and salience and technique effect:
1. attrition grinding couples with magnetic separation。Remove impurity, satisfactory magnetic-particle is removed in time, it is to avoid the contour intensity magnetic material over grind of metallic iron grinds and causes wear and tear in machines and increase energy consumption。
2. grading couples with magnetic separation, attrition grinding。The granule reaching granularity requirements in attrition grinding process removes in time, and the granule meeting magnetic separation requirement removes in time, grinds inventory thus reducing, and increases equipment disposal ability。
3. multiple stage separation, separation accuracy steps up。With beads magnetic content of material for Con trolling index, setting up multiple stage separation, every one-level all to select by granularity and reach Con trolling index granule, thus realizing to greatest extent realizing separating with magnetic-particle original particle size, reducing attrition grinding energy consumption；, increasing along with separating progression, magnetisable material separation and recovery rate steps up meanwhile, thus realizing under low energy consumption premise, improves separation efficiency。
4. flexible configuration, strong adaptability。Industrial practice is intended to separating solid substances material property matter vary, separates demand and be also not quite similar。For this, present device according to requirements such as raw meal particle size, hardness, separation degrees, can be arranged roller material and size, spring force size, separate progression, water conservancy diversion screen cloth thickness etc. such that it is able to adapt to different occasion specific requirement flexibly。
Accompanying drawing explanation
Fig. 1 is the front view that a kind of integrated industrial solid slag provided by the invention is continuously separated equipment。
Fig. 2 is the top view that a kind of integrated industrial solid slag provided by the invention is continuously separated equipment。
In figure: 1-motor；2-reductor；3-framework；4-charging aperture；5-main shaft；6-spring；7-mill disc；8-bolt；9-drives roller；10-gripper shoe；11-belt；12-roller group；13-magnetic separation roller；14-downflow weir；15-water conservancy diversion screen cloth；16-baffle plate；17-tailings mouth；18-tail slurry dish；19-walking mechanism；20-jet mouth。
Detailed description of the invention
Below in conjunction with accompanying drawing, principles of the invention structure and detailed description of the invention are described in further detail:
Referring to Fig. 1, Fig. 2, a kind of integrated industrial solid slag provided by the invention is continuously separated equipment and includes motor 1, reductor 2, framework 3, charging aperture 4, main shaft 5, roller group 12, multistage mill disc 7 and magnetic separator etc.；Described motor 1, decelerator 2 and charging aperture 4 are arranged on the tip position of framework 3, main shaft two ends are arranged on the center of framework 3 by bearing, multistage mill disc 7 is installed from top to bottom successively along main shaft 5, being preferably two to level Four mill disc, the distance between adjacent two-stage mill disc is mill disc diameter 0.5～1.5 times。Each mill disc is fixed on main shaft 5, and the outer of mill disc is provided with downflow weir 14, and this downflow weir is wide at the top and narrow at the bottom, and its outward-dipping angle becomes 10-80 ° with vertical vertical line, vertical height 20-100 millimeter。
Circumferentially being evenly arranged at least two roller group 12 on each mill disc, it is preferred to two to four roller groups, each roller group is made up of one to three roller, and roller centrage is radial parallel with mill disc；Roller group is fixed in gripper shoe 10 by spring 6, bolt 8, and gripper shoe is fixed on framework；Installing a magnetic separator on each mill disc, this magnetic separator contains magnetic separation roller 13, and magnetic separation roller is arranged between any two roller group；Magnetic separation roller can pass through belt and drive roller and be connected, drives roller to be arranged on framework, angle 10-45 ° of magnetic separation roller and the driving plane that formed of roller two axial lines and horizontal plane。
Each mill disc is arranged below water conservancy diversion screen cloth 15；Being provided with tailings mouth 17 in framework 3 bottom, bottom is provided with tail slurry dish 18；Installing a jet mouth 20 in each mill disc group, jet mouth is fixing on the supporting plate by pipeline, forms feed liquor system；Jet mouth is preferably mounted in the middle part of each mill disc, near main spindle's。
Described water conservancy diversion screen cloth is cone, cone angle 30-160 °, mesh 10-300 order；The mesh of water conservancy diversion screen cloth is gradually reduced from top to bottom。
The present invention is provided with cylindrical baffle 16 between described mill disc and framework。At framework 3, walking mechanism 19 can be installed further below。
The running of the present invention is as follows:
After equipment starts, solid slag is added continuously on the first order mill disc separation equipment from charging aperture 4, and solid slag is extruded, rubs, mills by roller and mill disc, impact grinding, thus progressively becoming little granule；After milling, material is through magnetic separator position, and wherein magnetisable material content reaches the granule of requirement and is drawn onto on magnetic roller, and by Belt Conveying to appointment collecting region；Material is through jet mouth, and the most injected liquid stream of little granule carries crosses downflow weir, and fine grained is then through lower section water conservancy diversion screen cloth, and stream is in tailings pulp dish, and bulky grain enters next stage mill disc by guiding screen cloth。Rest materials then continues to stay the first order and mills broken, until meeting the requirements。
The second level, third level mill disc work process are similar with the first order, but grain graininess is thinner, and magnetic separation separates also more fine, and effluxvelocity reduces successively, and liquid stream carries, and selects less granule。Then return charging aperture through whole mills disc still undesirable granule to continue with, or go to subsequent treatment workshop section。
Tailings pulp is generally through Multistage settling or flotation, to be separated further by non magnetic slag。After separation, product is through filtering, drying, and obtains multiple product。
Present device with other coordinative composition of equipments such as conveying, immersion, sedimentation, filtration, drying, should form complete solid slag processing procedure。
Embodiment 1
Raw material is certain steel mill's blast furnace slag。
Slag composition is mainly composed of calcium silicates salt, content about 55%；Ferrum and content of iron compounds 25%, other compositions about 20%。
Present device physical dimension and main operating parameters: power of motor 3KW；150 millimeters of chan frames of main frame, three grades of mill disc groups, interlamellar spacing 420 millimeters；Mill disc diameter 1200 millimeters, thick 16 millimeters；Roller two one group, diameter 100 millimeters, long 480 millimeters。The speed of mainshaft 40 revs/min；Downflow weir vertical height 50mm, angle of inclination 45；Each layer jet exit velocity respectively 3.0,2.0,1.0 meter per second；Charging rate 100 kgs/hour。From top to bottom, magnetic separator magnetic force respectively 20000,30000 and 40000 Gauss；Material outlet five。
Other equipment include fermentation vat, three grades of subsiders, filter and dobbin etc.。
Processing procedure: slag clear water soaks 12 hours, is then continuously added to present device, and magnetic separation product is collected respectively, dewatered drying；Tailings returns and continues clear water immersion；The tail slurry that tail slurry dish is discharged enters subsider sedimentation, dehydration, drying after sedimentation products taking-up。Equipment runs 8 hours continuously, and inlet amount is 10 kgs/hour。
Product analysis result: such as following table。
| Sample number into spectrum | All iron content (%) | Calcium silicates (%) | Free calcium and magnesium (%) | Moisture (%) |
| 1 one-level magnetic separation | 91.4 | 9.2 | 0.9 | 3.4 |
| 2 secondary magnetic separation | 65.6 | 16.7 | 1.0 | 4.8 |
| 3 three grades of magnetic separation | 40.7 | 39.5 | 1.0 | 5.7 |
| 4 circulation cinder notch | 13.4 | 58.6 | 2.9 | 8.3 |
| 5 sedimentation products | 0.9 | 79.6 | 0.7 | 9.1 |
Embodiment 2
Raw material is certain steel mill's converter stainless steel slag。
Slag composition is mainly composed of calcium silicates salt, content about 51%；Ferrum and content of iron compounds 11%, chromium and oxide content 8% thereof, nickel and oxide content 0.5% thereof, other compositions about 20%。
Present device structural dimensions and operating parameter: power of motor 3KW；150 millimeters of chan frames of main frame, level Four mill disc group, interlamellar spacing 420 millimeters；Mill disc diameter 1200 millimeters, thick 16 millimeters；Roller two one group, diameter 100 millimeters, long 480 millimeters。The speed of mainshaft 30 revs/min；Downflow weir vertical height 80mm, angle of inclination 45；Each layer jet exit velocity respectively 3.5,2.5,2.0,1.5 meter per second；Charging rate 100 kgs/hour。From top to bottom, second and third grade of magnetic separator is removed。First, fourth grade of magnetic separator magnetic force respectively 20000 and 40000 Gauss；Material outlet four。
Other equipment include fermentation vat, three grades of subsiders, filter and dobbin etc.。
Processing procedure: stainless steel slag 2% soak with hydrochloric acid 6 hours, is then continuously added to present device, and magnetic separation product is collected respectively, dewatered drying；Tailings returns and continues soak with hydrochloric acid；The tail slurry that tail slurry dish is discharged enters subsider sedimentation, dehydration, drying after sedimentation products taking-up；Equipment runs 8 hours continuously, and inlet amount is 10 kgs/hour。
Product analysis result such as following table:
Claims (9)
1. an integrated industrial solid slag is continuously separated equipment, it is characterised in that: described equipment includes motor (1), reductor (2), framework (3), charging aperture (4), main shaft (5), roller group (12), multistage mill disc (7) and magnetic separator；
Described motor (1), decelerator (2) and charging aperture (4) are arranged on the tip position of framework (3), main shaft two ends are arranged on the center of framework (3) by bearing, along main shaft (5), multistage mill disc (7) is installed from top to bottom successively, each mill disc is fixed on main shaft (5), and the outer of mill disc is provided with downflow weir (14)；Each mill disc is circumferentially evenly arranged at least two roller group (12), roller group is fixed in gripper shoe (10) by spring (6), bolt (8), and gripper shoe (10) is fixed on framework (3)；Installing a magnetic separator on each mill disc, this magnetic separator contains magnetic separation roller (13), and magnetic separation roller is arranged between any two roller group；Each mill disc is arranged below water conservancy diversion screen cloth (15)；Being provided with tailings mouth (17) in framework (3) bottom, bottom is provided with tail slurry dish (18)；Installing a jet mouth (20) in each mill disc group, jet mouth is fixing on the supporting plate by pipeline, forms feed liquor system。
2. a kind of integrated industrial solid slag described in claim 1 is continuously separated equipment, it is characterised in that: install two to level Four mill disc (7) from top to bottom successively along main shaft, the distance between adjacent two-stage mill disc is mill disc diameter 0.5～1.5 times。
3. a kind of integrated industrial solid slag described in claim 1 or 2 is continuously separated equipment, it is characterised in that: described downflow weir (14) is wide at the top and narrow at the bottom, and its outward-dipping angle becomes 10-80 ° with vertical vertical line, vertical height 20-100 millimeter。
4. a kind of integrated industrial solid slag described in claim 1 or 2 is continuously separated equipment, it is characterized in that: on each mill disc, be circumferentially evenly arranged two to four roller groups, each roller group is made up of one to three roller, and roller centrage is radial parallel with mill disc。
5. a kind of integrated industrial solid slag described in claim 1 is continuously separated equipment, it is characterised in that: described water conservancy diversion screen cloth is cone, cone angle 30-160 °, mesh 10-300 order；The mesh of water conservancy diversion screen cloth is gradually reduced from top to bottom。
6. a kind of integrated industrial solid slag described in claim 1 is continuously separated equipment, it is characterised in that: cylindrical baffle (16) is installed between described mill disc and framework。
7. a kind of integrated industrial solid slag described in claim 1 is continuously separated equipment, it is characterized in that: described magnetic separation roller (13) is connected with driving roller (9) by belt (11), roller (9) is driven to be arranged on framework, magnetic separation roller (13) and drive angle 10-45 ° of the plane that formed of roller (9) two axial lines and horizontal plane。
8. a kind of integrated industrial solid slag described in claim 1 is continuously separated equipment, it is characterised in that: described jet mouth (20) is arranged in the middle part of each mill disc, near main spindle's。
9. a kind of integrated industrial solid slag described in claim 1 is continuously separated equipment, it is characterised in that: it is mounted below walking mechanism (19) at framework (3)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610173660.9A CN105689064B (en) | 2016-03-24 | 2016-03-24 | A kind of continuous separation equipment of integrated industrial solid slag |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610173660.9A CN105689064B (en) | 2016-03-24 | 2016-03-24 | A kind of continuous separation equipment of integrated industrial solid slag |
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| Publication Number | Publication Date |
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| CN105689064A true CN105689064A (en) | 2016-06-22 |
| CN105689064B CN105689064B (en) | 2018-05-08 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109926164A (en) * | 2019-04-27 | 2019-06-25 | 南京凯盛国际工程有限公司 | A kind of Novel rocker arm grinding roller structure |
| CN111036348A (en) * | 2019-12-18 | 2020-04-21 | 黄静勤 | Integrated continuous separation equipment for industrial solid waste residues |
| CN113058741A (en) * | 2021-03-19 | 2021-07-02 | 迁安市天祥铁选有限公司 | Gravity concentrator with high screening precision |
| CN114733614A (en) * | 2022-05-26 | 2022-07-12 | 淄博大力矿山机械有限公司 | Shaftless high-efficiency wheel-grinding pulverizer |
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| CN109926164A (en) * | 2019-04-27 | 2019-06-25 | 南京凯盛国际工程有限公司 | A kind of Novel rocker arm grinding roller structure |
| CN111036348A (en) * | 2019-12-18 | 2020-04-21 | 黄静勤 | Integrated continuous separation equipment for industrial solid waste residues |
| CN113058741A (en) * | 2021-03-19 | 2021-07-02 | 迁安市天祥铁选有限公司 | Gravity concentrator with high screening precision |
| CN114733614A (en) * | 2022-05-26 | 2022-07-12 | 淄博大力矿山机械有限公司 | Shaftless high-efficiency wheel-grinding pulverizer |
| CN114733614B (en) * | 2022-05-26 | 2023-12-12 | 淄博大力矿山机械有限公司 | Shaftless high-efficiency wheel mill |
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