Slag crushing and iron removing device

Abstract

The utility model provides a slag crushing and iron removing device, and belongs to the technical field of slag production. By arranging a fine crushing roller and a magnetic drum iron remover roller fixedly provided with a magnetic drum permanent magnet block, crushing and primary separation of an iron-containing part and a non-iron-containing part in the slag are realized; a conveying belt is arranged, a coiled material sequentially penetrates through the upper left end and the lower right end of a belt layer, the two ends of the coiled material are wound on a driving winding roller and a driven winding roller correspondingly, the belt layer is arranged at a certain gradient, and a strong magnet is fixedly installed on the surface of the belt layer; the iron-free part in the slag preliminarily separated by the magnetic drum de-ironing separator drum slides to the lower right along the conveying belt, the iron-containing part in the slag is attracted by the strong magnet and driven by the conveying belt to move to the upper left until the iron-containing part moves to the top end of the left side of the belt layer, the iron-containing part in the slag is pulled away by the coiled material, and the iron-free part in the slag is separated by the coiled material along with rotation of the driving winding roller; therefore, the slag separation efficiency is improved, and the application effect of mineral powder is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of slag production, and particularly relates to a slag crushing and iron removing device. Background Art

[0002] Slag is a solid waste formed during the blast furnace ironmaking process. By grinding it, its activity can be fully developed. When incorporated into concrete, it can replace part of the use of cement clinker, turning waste into treasure. Currently, the main source of slag is that during the blast furnace ironmaking process in steel mills, a melt mainly composed of silicates and aluminosilicates floats on the surface of the molten iron and is regularly discharged from the slag discharge port. After being rapidly cooled by air or water, granular particles are formed, so it is also called granulated blast furnace slag. During the production process of slag powder, it is necessary to remove iron from the raw materials, which is beneficial to enhancing the activity of slag powder, extending the service life of the grinding disc and grinding roller, enabling the production to proceed more smoothly, and also improving economic benefits.

[0003] In the existing slag crushing and iron removing device during the iron removing process, the iron removing efficiency is not very high, and iron cannot be completely removed, which has a great impact on the output, power consumption, and wear of the grinding roller of slag grinding, reducing the application effect of slag powder. Content of the Utility Model

[0004] The utility model aims at the problems in the prior art and provides a slag crushing and iron removing device.

[0005] In order to achieve the above purpose, the technical solution adopted in this application is as follows:

[0006] A slag crushing and iron removing device includes a housing; a feeding port is opened on the top surface of the housing; two fine crushing rollers are symmetrically arranged below the feeding port, and a first rotating motor is fixedly connected to the back of the rotating shaft of the fine crushing roller; a magnetic drum iron remover roller is arranged below the fine crushing roller, and a magnetic drum permanent magnet is fixedly installed on the side surface of the magnetic drum iron remover roller; a second rotating motor is fixedly connected to the back of the magnetic drum iron remover roller.

[0007] A conveyor belt is arranged below the magnetic drum iron remover roller, and the conveyor belt is arranged at a certain angle with the horizontal plane; the conveyor belt includes a driving shaft, a driven shaft, and a belt layer; the driving shaft and the driven shaft are cooperatively arranged; the driving shaft and the driven shaft are in contact with the inner side surface of the belt layer; a plurality of strong magnets are arrayed and fixedly installed on the outer side surface of the belt layer.

[0008] A T-shaped frame is arranged below the left side of the housing, and a driven roller and a driving roller are respectively arranged on the vertical section of the T-shaped frame from bottom to top; the driving roller and the driven roller are connected by a coil, and both ends of the coil are respectively wound around the driving roller and the driven roller; the coil passes through the front and rear ends of the top surface of the belt layer in sequence and is in contact with the front and rear ends of the belt layer.

[0009] Preferably, a baffle is fixedly installed on the back of the outer wall of the housing, and the baffle is vertically arranged between the drum permanent magnet separator roller and the conveyor belt.

[0010] Preferably, a storage box is arranged at the bottom inside the housing.

[0011] Preferably, partition boards with an L-shaped cross-section are fixedly installed at the left and right ends of the top surface inside the housing respectively.

[0012] Compared with the prior art, the advantages and positive effects of the present utility model are as follows:

[0013] In a slag crushing and iron removal device of the present utility model, through the setting of a fine crushing roller and a drum permanent magnet separator roller fixedly installed with drum permanent magnet blocks, the crushing and preliminary separation of the iron-containing part and the non-iron-containing part in the slag are realized; through the setting of a conveyor belt including a driving shaft, a driven shaft, and a belt layer with strong magnets arrayed and fixedly installed on the outer side surface, and a coil material that passes through the upper left end and the lower right end of the belt layer in sequence and is wound around the driving roller and the driven roller at both ends respectively, wherein the belt layer is arranged at a certain slope, so that the non-iron-containing part of the slag preliminarily separated by the drum permanent magnet separator roller slides down to the lower right along the conveyor belt, and the iron-containing part of the slag is adsorbed by the strong magnets and is driven by the conveyor belt to move to the upper left until it reaches the left top end of the belt layer, and the iron-containing part of the slag is drawn away by the coil material and is wound into the driving roller as the driving roller rotates, realizing the improvement of the slag separation efficiency and the improvement of the application effect of the mineral powder. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art. Obviously, the drawings in the following description are some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0015] Figure 1 is a schematic structural diagram of the present utility model;

[0016] Figure 2 is Figure 1 an enlarged view of the structure at A in

[0017] Figure 3 is a schematic diagram of the partition board structure;

[0018] In the above figures, 1 is the outer shell; 2 is the feed inlet; 3 is the fine crushing roller; 4 is the magnetic drum iron remover roller; 401 is the magnetic drum permanent magnet block; 5 is the conveyor belt; 501 is the driving shaft; 502 is the driven shaft; 503 is the belt layer; 6 is the strong magnet; 7 is the T-shaped frame; 8 is the driven winding roller; 9 is the driving winding roller; 10 is the coil; 11 is the baffle; 12 is the storage box; 13 is the partition board. Detailed implementation mode

[0019] In order to more clearly understand the above-mentioned objects, features and advantages of the present invention, the present invention will be further described below with reference to the accompanying drawings and embodiments. It should be noted that, without conflict, the embodiments of the present application and the features in the embodiments can be combined with each other.

[0020] In the following description, many specific details are set forth in order to fully understand the present invention. However, the present invention can also be implemented in other ways different from those described herein. Therefore, the present invention is not limited by the specific embodiments disclosed in the following specification.

[0021] Embodiment 1, as Figures 1 to 3 shown, a slag crushing and iron removing device of the present application includes an outer shell 1, and the outer shell 1 is a hollow cuboid; a feed inlet 2 is opened on the top surface of the outer shell 1; the feed inlet 2 includes a funnel section and a quadrangular prism section, and the quadrangular prism section is arranged directly in front of the funnel section and extends into the inner part of the outer shell 1; two fine crushing rollers 3 are symmetrically arranged below the feed inlet 2, and the back of the rotating shaft of the fine crushing roller 3 is fixedly connected to the output end of the first rotating motor, and the back of the first rotating motor is fixedly connected to the back inner wall of the outer shell 1; during use, the two fine crushing rollers 3 rotate towards the center of the outer shell 1 to squeeze and crush the slag; a magnetic drum iron remover roller 4 is arranged below the fine crushing roller 3, and a magnetic drum permanent magnet block 401 is fixedly installed on the side surface of the magnetic drum iron remover roller 4; the back of the magnetic drum iron remover roller 4 is fixedly connected to the output end of the second rotating motor, and the back of the second rotating motor is fixedly connected to the back inner wall of the outer shell 1; during use, the magnetic drum iron remover roller 4 rotates clockwise to throw out the iron part in the slag from the left side of the bottom of the magnetic drum iron remover roller 4, and the part of the slag without iron drops from the right side of the bottom of the magnetic drum iron remover roller 4; the preliminary separation of the iron-containing part of the slag is realized;

[0022] A conveyor belt 5 is arranged below the drum magnetic separator roller 4, and the conveyor belt 5 is arranged at a certain angle with the horizontal plane; in this embodiment, the angle between the conveyor belt 5 and the horizontal plane is 60°, and the conveyor belt 5 is arranged with the left end higher and the right end lower; the conveyor belt 5 includes a driving shaft 501, a driven shaft 502 and a belt layer 503; the driving shaft 501 and the driven shaft 502 are arranged in cooperation; the driving shaft 501 and the driven shaft 502 are in contact with the inner side surface of the belt layer 503; in this embodiment, there is one driving shaft 501 and fourteen driven shafts 502, and the driving shaft 501, the driven shafts 502 and between every two driven shafts 502 are meshed; a third rotating motor is fixedly connected to the back of the driving shaft 501. During use, by starting the third rotating motor to drive the driving shaft 501 to rotate counterclockwise, the driven shafts 502 are driven to rotate, and then the belt layer 503 also rotates; a strong magnet 6 is arrayed and fixedly installed on the outer side surface of the belt layer 503;

[0023] A T-shaped frame 7 is arranged below the left side of the housing 1. A driven roller 8 and a driving roller 9 are respectively arranged on the vertical section of the T-shaped frame 7 from bottom to top; the output end of a fourth rotating motor is fixedly connected to the back of the rotating shaft of the driving roller 9, and the fourth rotating motor is fixedly connected to the front of the vertical section of the T-shaped frame 7; the rotating shaft of the driven roller 8 is rotatably connected to the front of the vertical section of the T-shaped frame 7; the driving roller 9 and the driven roller 8 are connected by a coil 10, and both ends of the coil 10 are respectively wound on the driving roller 9 and the driven roller 8; the coil 10 passes through the front and rear ends of the top surface of the belt layer 503 in sequence and is in contact with the front and rear ends of the belt layer 503; specifically, the left and right ends of the top surface of the belt layer 503 change the direction of the coil 10, and the coil 10 is closely attached to the surface of the belt layer 503; during use, the rotation frequencies of the third rotating motor with the output end connected to the back of the driving shaft 501 on the conveyor belt 5 and the fourth rotating motor with the output end connected to the back of the rotating shaft of the driving roller 9 are controlled, so that the belt layer 503 and the coil 10 move from the lower right to the upper left at the same speed; due to the sloped setting of the conveyor belt 5, the part of the slag without iron separated initially by the drum magnetic separator roller 4 slides down to the lower right along the conveyor belt 5. The part of the slag containing iron is adsorbed by the strong magnet 6 and is driven by the conveyor belt 5 to move to the upper left until it reaches the left top end of the belt layer 503. The part of the slag containing iron is separated by the coil 10 and is wound into the driving roller 9 as the driving roller 9 rotates. Through two-step separation, the part of the slag containing iron can be almost completely separated, improving the iron removal efficiency and enhancing the application effect of the ore powder;

[0024] A baffle 11 is fixedly installed on the back of the outer wall of the housing 1, and the baffle 11 is vertically arranged between the drum magnetic separator roller 4 and the conveyor belt 5; the setting of the baffle 11 can effectively prevent the part of the slag containing iron from falling into the part of the slag without iron on the right side again after being initially separated by the drum magnetic separator roller 4;

[0025] A storage box 12 is provided at the bottom inside the housing 1; the non-iron part of the slag falls into the storage box 12 from the lower right end of the conveyor belt 5. An outlet is provided at the bottom on the right side of the housing 1. After the iron removal is completed, the outlet can be opened to draw out the storage box 12, and the non-iron part of the slag can be completely transferred to the next process.

[0026] At the left and right ends of the inner top surface of the housing 1, partition plates 13 with an L-shaped cross-section are respectively fixedly installed; the partition plates 13 are trapezoidal blocks, and holes matching the side profile of the fine crushing roller 3 are provided below the partition plates 13. During use, the arrangement of the partition plates 13 can effectively prevent the slag from splashing during the crushing process and save the use space at the same time.

[0027] The above are only the preferred embodiments of the present invention, and do not limit the present invention in other forms. Any person skilled in the art may use the technical content disclosed above to make changes or modifications into equivalent embodiments with equivalent changes and apply them to other fields. However, as long as it does not depart from the technical solution content of the present invention, any simple modification, equivalent change and modification made to the above embodiments based on the technical essence of the present invention still fall within the protection scope of the technical solution of the present invention.

Claims

1. A slag crushing and iron removal device, characterized in that, It includes a housing (1); a feeding port (2) is provided on the top surface of the housing (1); two fine crushing rollers (3) are symmetrically arranged below the feeding port (2), and a first rotating motor is fixedly connected to the back of the rotating shaft of the fine crushing roller (3); a magnetic drum iron remover roller (4) is provided below the fine crushing roller (3), and a magnetic drum permanent magnet block (401) is fixedly installed on the side surface of the magnetic drum iron remover roller (4); a second rotating motor is fixedly connected to the back of the magnetic drum iron remover roller (4). A conveyor belt (5) is provided below the magnetic drum iron remover roller (4), and the conveyor belt (5) is arranged at a certain angle with the horizontal plane; the conveyor belt (5) includes a driving shaft (501), a driven shaft (502) and a belt layer (503); the driving shaft (501) and the driven shaft (502) are cooperatively arranged; the driving shaft (501) and the driven shaft (502) are in contact with the inner side surface of the belt layer (503); a plurality of strong magnets (6) are arrayed and fixedly installed on the outer side surface of the belt layer (503). A T-shaped frame (7) is provided below the left side of the housing (1), and a driven roller (8) and a driving roller (9) are respectively arranged on the vertical section of the T-shaped frame (7) from bottom to top; the driving roller (9) and the driven roller (8) are connected by a coil (10), and both ends of the coil (10) are respectively wound around the driving roller (9) and the driven roller (8); the coil (10) passes through the front and rear ends of the top surface of the belt layer (503) in sequence and is in contact with the front and rear ends of the belt layer (503).

2. The slag crushing and iron removal device according to claim 1, characterized in that, A baffle (11) is fixedly installed on the back surface of the outer wall of the housing (1), and the baffle (11) is vertically arranged between the magnetic drum iron remover roller (4) and the conveyor belt (5).

3. The slag crushing and iron removal device according to claim 1, characterized in that, A storage box (12) is provided at the bottom inside the housing (1).

4. A slag crushing and iron removal device according to claim 1, characterized in that, Partition plates (13) with an L-shaped cross section are respectively fixedly installed at the left and right ends of the top surface inside the housing (1).

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