CN115505655A - Thermal state steel slag crushing equipment and thermal braising treatment system - Google Patents
Thermal state steel slag crushing equipment and thermal braising treatment system Download PDFInfo
- Publication number
- CN115505655A CN115505655A CN202211203695.4A CN202211203695A CN115505655A CN 115505655 A CN115505655 A CN 115505655A CN 202211203695 A CN202211203695 A CN 202211203695A CN 115505655 A CN115505655 A CN 115505655A
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- slag
- steel slag
- steel
- crushing
- thermal
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- 239000002893 slag Substances 0.000 title claims abstract description 383
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 135
- 239000010959 steel Substances 0.000 title claims abstract description 135
- 239000000463 material Substances 0.000 claims abstract description 42
- 238000001514 detection method Methods 0.000 claims abstract description 19
- 239000002245 particle Substances 0.000 claims abstract description 19
- 238000004891 communication Methods 0.000 claims abstract description 15
- 238000000746 purification Methods 0.000 claims description 18
- 239000007921 spray Substances 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 13
- 238000007599 discharging Methods 0.000 claims description 4
- 239000013049 sediment Substances 0.000 abstract description 37
- 239000000428 dust Substances 0.000 description 26
- 238000000034 method Methods 0.000 description 21
- 239000000779 smoke Substances 0.000 description 20
- 238000005507 spraying Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 239000006185 dispersion Substances 0.000 description 4
- 230000005484 gravity Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000003500 flue dust Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000001931 thermography Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B3/00—General features in the manufacture of pig-iron
- C21B3/04—Recovery of by-products, e.g. slag
- C21B3/06—Treatment of liquid slag
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/30—Shape or construction of rollers
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B3/00—General features in the manufacture of pig-iron
- C21B3/04—Recovery of by-products, e.g. slag
- C21B3/06—Treatment of liquid slag
- C21B3/10—Slag pots; Slag cars
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Food Science & Technology (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
Abstract
The invention provides thermal state steel slag crushing equipment and a thermal braising treatment system, and relates to the technical field of thermal smoldering steel slag. Thermal state slag crushing equipment includes sealed cowling, fluted roller slag breaking machine, slag material bed, detection control system, connects the sediment jar, connects sediment tank car, hot braising case and purifier, slag material bed is including the sediment position and the sediment position that falls that connect that the interval set up, sealed cowling is established including the cover connect the flexible section of sediment position top and cover establish the canned paragraph of sediment position top that falls, the one end of flexible section with the canned paragraph is connected, the other end be used for connect the sediment position with stretch out and draw back between the canned paragraph, the fluted roller slag breaking machine remove set up in connect the sediment position with fall between the sediment position, and be used for broken slag, detection control system and fluted roller slag breaking machine communication connection, and be used for detecting the temperature and the particle size of slag, hot braising case is located one side of slag material bed, and be used for hot braising to connect the sediment jar.
Description
Technical Field
The invention relates to the technical field of steel slag hot braising, in particular to hot steel slag crushing equipment and a hot braising treatment system.
Background
At present, the steel slag hot stewing process has the advantages of wide application range, good stability of the processed steel slag, high pulverization rate, full separation of slag and iron and the like. However, a large amount of smoke dust generated in the process of crushing the steel slag seriously pollutes the environment, and when the steel slag is crushed, the complicated working conditions with large changes of the temperature and the form of the supplied materials of the steel slag depend on manual judgment, the operation parameters are not adjusted timely and accurately, and the steel slag treatment effect is changed greatly.
Disclosure of Invention
The invention solves the problems that: on the premise of environmental protection of steel slag treatment, the problem of poor stability of steel slag treatment effect is solved.
In order to solve the problems, on one hand, the invention provides thermal state steel slag crushing equipment which comprises a sealing cover, a toothed roller slag crusher, a steel slag material bed, a steel slag temperature and particle size detection control system, a slag receiving tank car, a thermal slag stewing box and a purification device, wherein the steel slag material bed comprises a slag receiving position and a slag falling position which are arranged at intervals, the sealing cover comprises a telescopic section and a fixed section, the telescopic section is covered above the slag receiving position, the fixed section is covered above the slag falling position, one end of the telescopic section is connected with the fixed section, the other end of the telescopic section is used for stretching between the slag receiving position and the fixed section, the toothed roller slag crusher is movably arranged between the slag receiving position and the slag falling position and is used for crushing the steel slag, the steel slag temperature and particle size detection control system is in communication connection with the toothed roller slag crusher and is used for detecting the temperature and particle size of the steel slag, the thermal slag stewing box is arranged on one side of the steel slag material bed and is used for thermally stewing the slag receiving tank car, the slag receiving tank car is arranged below the slag falling position and is detachably connected with the thermal slag stewing box and is used for purifying tank car and is respectively communicated with the thermal slag stewing box.
Optionally, a first guide rail is arranged on the steel slag bed, and the telescopic section is slidably connected with the first guide rail.
Optionally, the toothed roller slag breaking machine comprises a slag breaking toothed roller and a moving device, the slag breaking toothed roller is connected with the moving device and rotates around the axis of the slag breaking toothed roller, the moving device is used for moving between the slag receiving position and the slag falling position, and a groove matched with the slag breaking toothed roller is formed in the steel slag material bed.
Optionally, the slag falling position is provided with a grid structure, and the grid spacing range of the grid structure is 200-250mm.
Optionally, a second guide rail is further arranged on the steel slag bed, and the moving device is connected with the second guide rail in a sliding manner.
Optionally, connect the sediment jar including support, two supports, first casing and second casing, first casing with the second casing all with the support is articulated, the lower part of first casing is provided with first floor, the lower part of second casing is provided with the second floor, in two supports one with first floor is connected, another with the second floor is connected, two when keeping away from relatively supporting, first casing with the separation of second casing relative rotation is used for with connect in the sediment jar the slag is unloaded.
Optionally, the slag receiving tank truck comprises a walking device and a truck body, the truck body is detachably connected with the slag receiving tank and arranged on the walking device, and the walking device is used for moving in the pit.
Optionally, the detection control system comprises a temperature sensor, an infrared image recognition sensor and a data processing center, the temperature sensor is used for detecting the temperature of the steel slag, the infrared influence recognition sensor is used for recognizing the particle size of the steel slag, the temperature sensor and the infrared influence recognition sensor are both in communication connection with the data processing center, and the data processing center is used for being in communication connection with a central control system and being in communication connection with the toothed roller slag breaking machine.
Optionally, the purification device comprises a discharge pipeline, a fan, a spray tower, an ultrasonic demister and a chimney, one end of the discharge pipeline is communicated with the fixed section and the hot stewing slag box respectively, the other end of the discharge pipeline is communicated with the fan respectively, the fan, the spray tower and the ultrasonic demister are connected in sequence, and the chimney is arranged at the top end of the demister.
In another aspect, the invention further provides a thermal braising treatment system, which comprises the thermal steel slag crushing equipment.
Compared with the prior art, the thermal state steel slag crushing equipment has the advantages that the slag receiving position and the slag falling position are arranged on the steel slag material bed at intervals, so that the distance between the slag receiving position and the slag falling position is kept, a moving space is provided for the toothed roller slag crusher, the toothed roller slag crusher can move conveniently, the crushed steel slag falls into the slag receiving tank from the slag falling position, the slag receiving tank is moved to one side of the steel slag material bed by the slag receiving tank car so that a crown block can hoist the slag receiving tank into the thermal slag stewing box, the thermal slag stewing box carries out steel slag thermal stewing treatment on the slag receiving tank, the steel slag thermal stewing process is realized, then the telescopic section covered above the slag receiving position and the fixed section covered above the slag falling position are adopted, one end of the telescopic section is connected with the fixed section, the other end of the telescopic section is used for stretching between the slag receiving position and the fixed section, so that the steel slag is placed at the slag receiving position, the telescopic section is extended to block the dispersion of smoke dust, meanwhile, the fixed section blocks the dispersion of smoke dust generated in the process of crushing steel slag by the toothed roller slag crusher, the purification device is communicated with the fixed section to enable the smoke dust in the sealing cover to be discharged after being processed by the purification device, and similarly, the purification device is communicated with the hot slag stewing box to enable the smoke dust such as steam and the like generated by the hot slag stewing box to be discharged after being purified by the purification device, so that the influence of the smoke dust generated by steel slag hot stewing on the environment is reduced, the temperature and particle size data in the process of crushing the steel slag are continuously detected and collected by the detection control system, and the movement of the toothed roller slag crusher is controlled to ensure that the temperature and particle size indexes of steel slag crushing pretreatment meet the requirement of the subsequent hot stewing process, so that the influence of manual judgment on the hot stewing process is reduced, and the stability of the steel slag treatment effect is improved.
Drawings
FIG. 1 is a top view of a thermal steel slag crushing apparatus according to an embodiment of the present invention;
FIG. 2 is a side view of a thermal steel slag crushing apparatus according to an embodiment of the present invention;
FIG. 3 is a front view of a toothed roller slag breaker and a steel slag bed in the embodiment of the invention;
FIG. 4 is a schematic structural view illustrating a retracted state of the extendable section according to an embodiment of the present invention;
FIG. 5 is an enlarged view taken at I in FIG. 4;
FIG. 6 is a schematic structural diagram illustrating an extended state of the telescopic section according to an embodiment of the present invention;
FIG. 7 is an enlarged view at H in FIG. 6;
FIG. 8 is a schematic structural view of a slag receiving tank in a slag receiving state according to an embodiment of the present invention;
FIG. 9 is a schematic structural view of the slag receiving tank in a slag discharging state according to the embodiment of the present invention.
Description of the reference numerals:
1-sealing the cover; 11-a telescopic section; 12-a stationary section; 2-a toothed roller slag breaking machine; 21-breaking the slag toothed roller; 22-a mobile device 22; 3-a steel slag material bed; 31-a slag receiving position; 32-slag falling position; 33-a first guide rail; 34-a groove; 35-a second guide rail; 4-detecting the control system; 5-a slag receiving tank; 51-a scaffold; 52-support; 53-a first housing; 54-a second housing; 6-slag receiving tank car; 61-a walking device; 62-a vehicle body; 7-thermally stewing the slag box; 71-box cover; 72-a box body; 8-a purification device; 81-a discharge conduit; 82-a fan; 83-a spray tower; 84-an ultrasonic mist eliminator; 85-chimney; 10-steel slag; 20-pit.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description herein, references to the terms "an embodiment," "one embodiment," "some embodiments," "exemplary" and "one embodiment," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or embodiment is included in at least one embodiment or embodiment of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or implementation. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or implementations.
The terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
In the drawings, the Z-axis represents the vertical, i.e., up-down, position, and the positive direction of the Z-axis (i.e., the arrow of the Z-axis points) represents up, and the negative direction of the Z-axis (i.e., the direction opposite to the positive direction of the Z-axis) represents down; in the drawings, the X-axis represents a horizontal direction and is designated as a left-right position, and a positive direction of the X-axis (i.e., an arrow direction of the X-axis) represents a left side and a negative direction of the X-axis (i.e., a direction opposite to the positive direction of the X-axis) represents a right side; in the drawings, the Y-axis indicates the front-rear position, and the positive direction of the Y-axis (i.e., the arrow direction of the Y-axis) indicates the front side, and the negative direction of the Y-axis (i.e., the direction opposite to the positive direction of the Y-axis) indicates the rear side; it should also be noted that the foregoing Z-axis, Y-axis, and X-axis representations are merely intended to facilitate the description of the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the invention.
Referring to fig. 1 to 7, an embodiment of the present invention provides a thermal state steel slag crushing apparatus, including a sealing cover 1, a tooth roller slag crusher 2, a steel slag material bed 3, a detection control system 4, a slag receiving tank 5, a slag receiving tank truck 6, a thermal slag stewing tank 7 and a purification device 8, where the steel slag material bed 3 includes slag receiving positions 31 and slag falling positions 32 arranged at intervals, the sealing cover 1 includes a telescopic section 11 covering the slag receiving positions 31 and a fixed section 12 covering the slag falling positions 32, one end of the telescopic section 11 is connected to the fixed section 12, the other end is used for being telescopic between the slag receiving positions 31 and the fixed section 12, the tooth roller slag crusher 2 is movably arranged between the slag receiving positions 31 and the slag falling positions 32 and is used for crushing the steel slag 10, the detection control system 4 is in communication connection with the tooth roller slag crusher 2 and is used for detecting the temperature and particle size of the steel slag 10, the thermal slag stewing tank 7 is arranged at one side of the steel slag material bed 3 and is used for being detachably connected to the slag receiving tank truck 6, and the thermal slag stewing tank truck 7 and the purification device 7 are respectively arranged between the thermal slag removing tank truck and the thermal slag stewing tank truck 7 and the purification device 8.
Specifically, the steel slag material bed 3 comprises a slag receiving position 31 and a slag falling position 32 which are arranged at intervals, the slag receiving position 31 is located at the right end of the steel slag material bed 3, the slag falling position 32 is located at the left end of the steel slag material bed 3, the sealing cover 1 comprises an expansion section 11 and a fixed section 12, the expansion section 11 is covered above the slag receiving position 31, the fixed section 12 is covered above the slag falling position 32, the expansion section 11 is of a folding structure, the length of the expansion section is larger than the size of a slag tank and can be driven by a motor or a pulley to be contracted and folded along the length direction of the steel slag material bed 3, the left end of the expansion section 11 is in sealing connection with the right end of the slag falling position 32, a spraying device can be arranged on the inner wall of the top of the fixed section 12 for spraying water and cooling steel slag, the toothed roller slag breaking machine 2 moves between the slag receiving position 31 and the slag falling position 32, the detection control system 4 is located on the top of the inner wall of the sealing cover 1, and multiple sets are arranged at different positions to ensure that the detection identification range covers the whole steel slag material bed; the detection control system 4 is in communication connection with the toothed roller slag breaker 2 to ensure the crushing quality of the steel slag, for example, when the detection control system 4 detects that the steel slag 10 which cannot fall down exists at the slag falling position 32, the detection control system 4 transmits a control signal to the toothed roller slag breaker 2, and the toothed roller slag breaker 2 moves to the slag falling position 32 again according to the control signal to crush the steel slag. The slag receiving tank 5 is positioned below the slag falling position 32 and is detachably connected with the slag receiving tank truck 6, the slag receiving tank truck 6 is movably arranged between the steel slag material bed 3 and the hot stewing slag box 7, the hot stewing slag box 7 is positioned on one side of the steel slag material bed 3 and is used for thermally stewing the slag receiving tank 5, the hot stewing slag box 7 comprises a tank cover 71 and a tank body 72, the tank cover 71 is provided with a spraying pipeline, the tank body 72 is provided with a spraying device exhaust pipeline, a pressure and temperature monitoring element, and the tank cover 71 and the tank body 72 are sealed. Specifically, the box cover 71 can be opened from the top end of the box body 72 through a winch, and the box cover 71 is made of a steel structure, is provided with a spraying device, a pipeline and a safety valve and can be opened or closed through the winch; the box body 72 is of a reinforced concrete structure, the cost is reduced, the side wall is provided with a spraying device exhaust pipeline and a pressure and temperature monitoring element, and the ground part is provided with a drainage pipeline; when the hot slag stewing box 7 is used for stewing slag, a large amount of saturated steam is generated by spraying and is in a micro-positive pressure sealing state, the function of hot stewing and powdering of the steel slag is realized under normal pressure, and the whole tank is transported backwards before and after the hot stewing process of the steel slag, and the slag does not fall to the ground; meanwhile, the failure rate of equipment with pressure, the safety risk and the equipment cost are reduced, and the purifying device 8 is respectively communicated with the fixed section 12 and the box body 72 of the hot stewing slag box 7 and is used for dedusting and purifying. When the steel slag is thermally stewed, the right end of the telescopic section 11 retracts towards the fixed section 12, so that the slag receiving position 31 leaks, the slag tank is lifted and tilted by a crown block, after the steel slag 10 is poured on the slag receiving position 31, the right end of the telescopic section 11 extends towards the right end of the steel slag material bed 3, the slag receiving position 31 is covered, then the toothed roller slag breaker 2 moves to the slag receiving position 31 to break the steel slag, the broken steel slag 10 can fall from the slag receiving position 32 to the slag receiving tank 5 in the moving process of the toothed roller slag breaker 2 towards the slag receiving position 32, then the slag receiving tank 5 is driven by the slag receiving tank truck 6 to move out from the lower part of the slag receiving position 32, after the slag receiving tank 5 moves out, the slag receiving tank 5 can be lifted away from the upper end of the slag receiving tank truck 6 and transported into the hot slag stewing tank 7, then the hot stewing tank 7 completes the thermal stewing process of the broken steel slag, and the purifying device 8 is respectively communicated with the fixed section 12 and the hot stewing tank 7 and is used for purification, for example, the dust removal of the toothed roller slag tank 2 breaks the slag and generates smoke dust or dust during the process of the hot slag stewing tank 7.
Thus, the slag receiving position 31 and the slag falling position 32 are arranged on the steel slag material bed 3 at intervals, so that the distance between the slag receiving position 31 and the slag falling position 32 is provided for the tooth roller slag breaking machine 2 to move, the tooth roller slag breaking machine 2 moves conveniently, the broken steel slag falls from the slag falling position 32 to the slag receiving tank 5, the slag receiving tank 5 moves to one side of the steel slag material bed 3 from the slag receiving tank car 6 so that a crown block can hoist the slag receiving tank 5 to the hot stewing slag box 7, the hot stewing slag box 7 carries out steel slag hot stewing treatment on the slag receiving tank 5, thereby realizing the steel slag hot stewing treatment process, one end of the telescopic section 11 is connected with the fixed section 12 through the telescopic section 11 arranged above the slag receiving position 31 in a covering mode, the other end of the telescopic section is used for stretching between the slag receiving position 31 and the fixed section 12, and the steel slag 10 is placed at the slag receiving position 31, the telescopic section 11 extends to block dispersion of smoke dust, meanwhile, the fixed section 12 blocks dispersion of smoke dust generated in the process that the toothed roller slag breaking machine 2 breaks steel slag 10, the purification device 8 is communicated with the fixed section 12, the smoke dust in the sealing cover 1 can be discharged after being processed by the purification device 8, similarly, the purification device 8 is communicated with the hot slag stewing box 7, and the smoke dust such as steam and the like generated by the hot slag stewing box 7 can be discharged after being purified by the purification device 8, so that influence of the smoke dust generated by hot stewing of the steel slag on the environment is reduced, the temperature and particle size data of the steel slag are continuously detected and collected by the detection control system 4, the movement of the toothed roller slag breaking machine 2 is controlled, the temperature and particle size indexes of crushing pretreatment of the steel slag are ensured to meet the requirement of a subsequent hot stewing process, the influence of manual judgment on the hot stewing process is reduced, and the stability of the steel slag treatment effect is improved.
Optionally, as shown in fig. 3, a first guide rail 33 is disposed on the steel slag material bed 3, and the telescopic section 11 is slidably connected to the first guide rail 33.
Specifically, first guide rail 33 is groove structure, and groove structure extends to and connects sediment position 31 department along the flexible direction of flexible section 11, and the lower extreme of flexible section 11 is flexible along groove structure.
Like this, through flexible section 11 and first guide rail 33 sliding connection, first guide rail 33 realizes the flexible direction to flexible section 11 to improve the flexible stability of removing of flexible section 11.
Optionally, as shown in fig. 1 to fig. 3, the toothed-roller slag breaker 2 includes a slag breaking toothed roller 21 and a moving device 22, the slag breaking toothed roller 21 is connected with the moving device 22 and rotates around its axis, the moving device 22 is configured to move between a slag receiving position 31 and a slag dropping position 32, and a groove 34 matched with the slag breaking toothed roller 21 is provided on the steel slag material bed 3.
Specifically, broken sediment fluted roller 21 adopts high temperature resistant wear-resisting material, realize through motor and speed reducer etc. that broken sediment fluted roller 21 rotates around self axis, in order to rotatory in 3 tops of slag material bed, thereby extrusion and broken slag, mobile device 22 can comprise motor and gyro wheel etc. in order to remove between connecing sediment position 31 and the sediment position 32 that falls, be provided with on the slag material bed 3 with broken sediment fluted roller 21 assorted recess 34, recess 34 is provided with many, recess width and interval and broken sediment fluted roller width and horizontal interval match.
So, be connected with mobile device 22 through broken sediment fluted roller 21, the duplex winding self axis rotates, mobile device 22 is used for moving between connecing sediment position 31 and the sediment position 32 that falls, realizes rotary motion and horizontal migration and mutually supports, and then realizes pushing away the sediment, spreads the sediment, be provided with on rethread slag material bed 3 with broken sediment fluted roller 21 assorted recess 34 for broken sediment fluted roller 21 is littleer with 3 clearances of slag material bed, improves broken sediment machine 2 of fluted roller and pushes away the sediment efficiency.
Optionally, as shown in fig. 1, the slag falling position 32 is provided with a grid structure, and the grid spacing of the grid structure ranges from 200 mm to 250mm. Therefore, the range of the grid interval of the grid structure is 200-250mm, large steel slag larger than the interval can be prevented from falling into the lower slag receiving tank 5, the screening function of the steel slag with overlarge grain diameter is realized, and the requirement of the subsequent hot braising operation on the grain diameter of the steel slag is ensured.
Optionally, as shown in fig. 3, a second guide rail 35 is further disposed on the steel slag material bed 3, and the moving device 22 is slidably connected to the second guide rail 35. In this way, the second guide rail 35 guides the movement of the moving device 22, thereby improving the movement stability of the moving device 22.
Optionally, as shown in fig. 8 and 9, the slag receiving tank 5 includes a bracket 51, two supports 52, a first housing 53 and a second housing 54, the first housing 53 and the second housing 54 are both hinged to the bracket 51, a first floor is disposed at a lower portion of the first housing 53, a second floor is disposed at a lower portion of the second housing 54, one of the two supports 52 is connected to the first floor, and the other is connected to the second floor, when the two supports 52 are relatively far away, the first housing 53 and the second housing 54 are relatively separated in a rotating manner, so as to discharge the steel slag 10 in the slag receiving tank 5.
Specifically, taking the bracket 51 as a quadrangular bracket as an example, the bracket 51 is provided with two oppositely arranged pillars, the tops (one positive end of the Z axis) of the first shell 53 and the second shell 54 are hinged to the two pillars on the bracket 51 through a rotating shaft and the like along the same axis, when the tops of the first shell 53 and the second shell 54 are located on the same plane, the first shell 53 and the second shell 54 are attached to form the slag receiving tank 5, the first floor and the second floor form a tank ground of the slag receiving tank 5, one of the two supports 52 is welded to the ground of the first floor, the other support is welded to the ground of the second floor, when receiving slag, as shown in fig. 8, the first shell 53 and the second shell 54 are attached, the steel slag 10 can enter the slag receiving tank 5 from above the tank body and is supported by the first floor and the second floor, and the steel slag 10 simultaneously exerts gravity on the ground of the first shell 53 and the second shell 54 to limit the ground of the first shell 53 and the second shell 54 to relatively rotate; during slag discharging, as shown in fig. 9, the crown block lifts the slag receiving tank 5 to the slag discharging position through the first housing 53 and the rotating shaft at the hinged position of the support 52 and the bracket 51, and then applies acting force to the two supports 52 respectively, so that the first housing 53 rotates clockwise and upwards, the second housing 54 rotates anticlockwise and upwards, the first floor and the second floor are far away, and the steel slag 10 is discharged from between the first floor and the second floor.
So, all articulate with support 51 through first casing 53 and second casing 54, realize the relative rotation between first casing 53 and the second casing 54, the rethread supports 52 and sets up respectively on first floor and second floor, like this, when unloading the sediment, can exert the effort to two supports 52 respectively, so that first casing 53 rotates clockwise upwards, second casing 54 anticlockwise upwards rotates, first floor and second floor are kept away from, slag 10 unloads from between first floor and the second floor, slag 10 can be unloaded by the interval department between first floor and the second floor, unload the sediment from the below of connecing sediment jar 5, and for using the overhead traveling crane secondary hook to overturn and connect sediment jar 5 to unload the sediment, can reduce to a certain extent and unload the sediment raise dust.
Alternatively, as shown in fig. 1, the slag receiving tanker 6 comprises a running gear 61 and a tanker body 62, wherein the tanker body 62 is detachably connected with the slag receiving tank 5 and is arranged on the running gear 61, and the running gear 61 is used for moving in the pit 20.
Specifically, the traveling device 61 can be a driving system composed of a motor and wheels, the vehicle body 62 is arranged in a plate-shaped structure and used for bearing the slag receiving tank 5, a pit 20 is arranged below the slag falling position 32, the length direction of the pit 20 is perpendicular to the length direction of the steel slag material bed 3 and extends towards the hot-braising slag box 7, and after the steel slag 10 falls into the slag receiving tank 5 from the slag falling position 32, the slag receiving tank truck 6 drives the slag receiving tank 5 to move in the pit 20 so as to move out of the lower part of the slag falling position 32, so that the slag receiving tank 5 can be conveniently hung into the hot-braising slag box 7 from the slag receiving tank truck 6 by a crane.
So, set up on automobile body 62 through connecing slag ladle 5, automobile body 62 sets up on running gear 61, make to connect slag ladle 5 to place the back on automobile body 62, can realize connecing slag ladle 5 to shift out the below of the sediment position 32 that falls by running gear 61, rethread running gear 61 removes in pit 20, make to connect slag ladle 5 to realize connecing the function of sediment in the below ground, indirectly reduce the height of slag charge bed 3 in vertical direction, in order to reduce slag charge bed 3 self gravity influence, thereby can improve slag charge bed 3's stability in use.
Optionally, the detection control system 4 includes a temperature sensor, an infrared image recognition sensor and a data processing center, the temperature sensor is used for detecting the temperature of the steel slag 10, the infrared image recognition sensor is used for recognizing the particle size of the steel slag 10, the temperature sensor and the infrared image recognition sensor are both in communication connection with the data processing center, and the data processing center is used for being in communication connection with the central control system and the toothed roller slag breaking machine 2.
Specifically, the temperature detection range of the temperature sensor is 100-1500 ℃, and the temperatures of the steel slag fed on the steel slag material bed 3, the crushing process and the crushed steel slag can be accurately and quickly obtained in real time; the infrared image recognition sensor can automatically capture the large steel slag and calculate the particle size of the large steel slag through an infrared thermal imaging technology and an image recognition algorithm, the data processing center continuously collects and records data and feeds back the temperature and particle size distribution data to the central control system to provide data basis for spraying and tooth roller slag breaking process parameter adjustment, the data processing center can be in communication connection with the tooth roller slag breaking machine 2 to ensure the crushing quality of the steel slag, for example, when the infrared image recognition sensor detects that the falling steel slag 10 cannot fall at the falling slag position 32, the data processing center sends a control signal to the tooth roller slag breaking machine 2, and the tooth roller slag breaking machine 2 moves to the falling slag position 32 again according to the control signal to crush the steel slag.
Therefore, the temperature sensor is used for detecting the temperature of the steel slag 10, the infrared image recognition sensor is used for recognizing the particle size of the steel slag 10, the temperature sensor and the infrared image recognition sensor are in communication connection with the data processing center, physical information such as the temperature and the particle size of the steel slag 10 is converted into electronic signals, the electronic signals are integrated by the data processing center and then transmitted to the central control system or the tooth roller slag breaker 2, the steel slag 10 crushing process is realized, the influence of manual processing is reduced in the process of crushing the steel slag 10, and the crushing quality of the steel slag is improved.
Optionally, as shown in fig. 1 and fig. 2, the purification device 8 includes a discharge pipe 81, a fan 82, a spray tower 83, an ultrasonic demister 84 and a chimney 85, one end of the discharge pipe 81 is respectively communicated with the fixed section 12 and the hot-stewing slag box 7, the other end is communicated with the fan 82, the spray tower 83 and the ultrasonic demister 84 are sequentially connected, and the chimney 85 is disposed at the top end of the demister 84.
Specifically, one end of a discharge pipeline 81 is respectively communicated with the fixed section 12 and the hot slag stewing box 7, the other end of the discharge pipeline is communicated with a fan 82, the fan 82, a spray tower 83 and an ultrasonic demister 84 are sequentially connected, a chimney 85 is arranged at the top end of the demister 84, the fan 82 is started to generate negative pressure in the process of thermally stewing steel slag, smoke dust in the fixed section 12 and the hot slag stewing box 7 is sent into the spray tower 83, the spray tower 83 carries out water bath on particulate matters such as dust in the smoke dust to separate the dust in the smoke dust, then the smoke dust purified by the spray tower 83 enters the ultrasonic demister 84 through a pipeline, the ultrasonic demister 84 utilizes ultrasonic vibration to enable fine dust particles in the smoke gas to be subjected to inertial collision and liquid tension sticky suction, and the fine dust particles are condensed into large particles, and fog drops are settled by gravity and separated from gas. The purified flue dust is then exhausted from the stack 85.
So, one end through discharge pipe 81 communicates with fixed segment 12 and hot smoldering sediment case 7 respectively, the other end communicates with fan 82, spray tower 83 and ultrasonic wave defroster 84 connect gradually, chimney 85 sets up in the top of defroster 84, the smoke and dust that the hot smoldering slag in-process produced, deliver to spray tower 83 and ultrasonic wave defroster 84 through discharge pipe 81 and fan 82, again by spray tower 83 and ultrasonic wave defroster 84 after to the smoke and dust purification in proper order, discharge by chimney 85, thereby improve the purifying effect to the smoke and dust.
The invention also provides a hot-stewing treatment system which comprises the hot steel slag crushing equipment.
The advantages of the thermal braising treatment system and the thermal steel slag crushing equipment relative to the prior art are the same, and the detailed description is omitted.
Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the spirit and scope of the present disclosure, and these changes and modifications are intended to be within the scope of the present disclosure.
Claims (10)
1. A thermal state steel slag crushing device is characterized by comprising a sealing cover (1), a toothed roller slag crushing machine (2), a steel slag material bed (3), a detection control system (4), a slag receiving tank (5), a slag receiving tank car (6), a thermal slag stewing box (7) and a purifying device (8), wherein the steel slag material bed (3) comprises slag receiving positions (31) and slag falling positions (32) which are arranged at intervals, the sealing cover (1) comprises a telescopic section (11) which is covered above the slag receiving positions (31) and a fixed section (12) which is covered above the slag falling positions (32), one end of the telescopic section (11) is connected with the fixed section (12), the other end of the telescopic section is used for being telescopic between the slag receiving positions (31) and the fixed section (12), the toothed roller slag crushing machine (2) is movably arranged between the slag receiving positions (31) and the slag falling positions (32) and is used for crushing steel slag (10), the detection control system (4) is in communication connection with the toothed roller slag crushing machine (2), is used for detecting the temperature of the steel slag crushing machine (10), is used for detecting the slag particle size of the steel slag receiving tank car (5), and is used for being detachably connecting the slag receiving tank car (6), the slag receiving tank car (6) is movably arranged between the steel slag material bed (3) and the hot stewing slag box (7), and the purifying device (8) is respectively communicated with the fixed section (12) and the hot stewing slag box (7) and is used for dedusting and purifying.
2. The thermal state steel slag crushing equipment as claimed in claim 1, wherein the steel slag material bed (3) is provided with a first guide rail (33), and the telescopic section (11) is in sliding connection with the first guide rail (33).
3. The equipment for crushing the hot steel slag according to the claim 1, wherein the toothed roller slag crusher (2) comprises a slag crushing toothed roller (21) and a moving device (22), the slag crushing toothed roller (21) is connected with the moving device (22) and rotates around the axis of the toothed roller, the moving device (22) is used for moving between the slag receiving position (31) and the slag dropping position (32), and a groove (34) matched with the slag crushing toothed roller (21) is arranged on the steel slag material bed (3).
4. The thermal state steel slag crushing equipment as claimed in claim 1, wherein the slag falling position (32) is provided with a grid structure, and the grid interval of the grid structure ranges from 200 mm to 250mm.
5. The thermal state steel slag crushing equipment as claimed in claim 3, wherein the steel slag material bed (3) is further provided with a second guide rail (35), and the moving device (22) is slidably connected with the second guide rail (35).
6. The thermal state steel slag crushing equipment according to claim 1, wherein the slag receiving tank (5) comprises a bracket (51), two supports (52), a first shell (53) and a second shell (54), the first shell (53) and the second shell (54) are both hinged with the bracket (51), the lower part of the first shell (53) is provided with a first floor, the lower part of the second shell (54) is provided with a second floor, one of the two supports (52) is connected with the first floor, the other is connected with the second floor, and when the two supports (52) are relatively far away, the first shell (53) and the second shell (54) are relatively separated in a rotating way so as to be used for discharging the steel slag (10) in the slag receiving tank (5).
7. The thermal state steel slag crushing equipment according to the claim 1, characterized in that the slag receiving tanker (6) comprises a walking device (61) and a car body (62), the car body (62) is used for being detachably connected with the slag receiving tank (5) and is arranged on the walking device (61), and the walking device (61) is used for moving in the pit (20).
8. The thermal state steel slag crushing equipment according to claim 1, wherein the detection control system (4) comprises a temperature sensor, an infrared image recognition sensor and a data processing center, the temperature sensor is used for detecting the temperature of the steel slag (10), the infrared influence recognition sensor is used for recognizing the grain size of the steel slag (10), the temperature sensor and the infrared influence recognition sensor are both in communication connection with the data processing center, and the data processing center is used for being in communication connection with a central control system and is in communication connection with the toothed roller slag crusher (2).
9. The thermal state steel slag crushing equipment according to claim 1, wherein the purification device (8) comprises a discharge pipeline (81), a fan (82), a spray tower (83), an ultrasonic demister (84) and a chimney (85), one end of the discharge pipeline (81) is respectively communicated with the fixed section (12) and the thermal slag stewing box (7), the other end of the discharge pipeline is respectively communicated with the fan (82), the spray tower (83) and the ultrasonic demister (84) are sequentially connected, and the chimney (85) is arranged at the top end of the demister (84).
10. A hot-braising treatment system, characterized by comprising the hot steel slag crushing apparatus according to any one of claims 1 to 9.
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| CN202211203695.4A CN115505655B (en) | 2022-09-29 | 2022-09-29 | Thermal state slag crushing equipment and thermal stewing system |
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| CN202211203695.4A CN115505655B (en) | 2022-09-29 | 2022-09-29 | Thermal state slag crushing equipment and thermal stewing system |
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