CN214637230U

CN214637230U - Blast furnace ironmaking waste residue recycle device

Info

Publication number: CN214637230U
Application number: CN202121041203.7U
Authority: CN
Inventors: 尹玲; 邢鹏江; 薛志成; 杨群召
Original assignee: Hebei Tongtai Construction Co ltd
Current assignee: Hebei Tongtai Construction Co ltd
Priority date: 2021-05-15
Filing date: 2021-05-15
Publication date: 2021-11-09
Anticipated expiration: 2031-05-15

Abstract

The application relates to the field of metal smelting, in particular to a blast furnace ironmaking waste residue recycling device which comprises a crusher and a conveying device; the crusher is used for crushing the waste residues, the conveying device is used for conveying the crushed waste residues, and the magnetic suction device is arranged above the conveying device and used for adsorbing iron-containing substances in the waste residues; the magnetic attraction device comprises a moving component and an electromagnet, the moving component is fixedly arranged on the ground and is higher than the conveyor belt, and the electromagnet is fixedly connected with the moving component; the ground is provided with a collecting box, and the moving assembly can drive the electromagnet to be close to or far away from the upper part of the collecting box along the horizontal direction. The method has the effect of improving the utilization rate of the iron element in the ironmaking waste residue.

Description

Blast furnace ironmaking waste residue recycle device

Technical Field

The application relates to the field of metal smelting, in particular to a blast furnace ironmaking waste residue recycling device.

Background

At present, the blast furnace is called a blast furnace reaction tower, and more than half of the iron and steel in the world are produced by smelting through the blast furnace. The iron metal is obtained by carrying out reduction reaction on the ore containing iron element in the blast furnace at high temperature, and the reacted ore can be changed into waste slag to be discharged from the bottom of the blast furnace reaction tower.

The common waste slag is in a lump shape, and the first smelting is usually insufficient, so that iron element or iron simple substance remains in the discharged lump waste slag, and if the iron element in the waste slag is directly discharged, the waste of resources is caused.

In view of the above-mentioned related art, the inventors consider that there is a defect that the utilization rate of iron element in the slag is low.

SUMMERY OF THE UTILITY MODEL

In order to improve the utilization ratio of the iron element in the ironmaking waste residue, the application provides a blast furnace ironmaking waste residue recycle device.

The application provides a blast furnace ironmaking waste residue recycle device adopts following technical scheme:

a blast furnace ironmaking waste residue recycling device comprises a crusher and a conveying device; the crusher is used for crushing the waste residue, conveyor is used for carrying the waste residue after the breakage, conveyor top is provided with magnetism and inhales the device and is used for adsorbing the iron-containing material in the waste residue.

Through adopting above-mentioned technical scheme, the waste residue diminishes easily magnetism through the broken back granule of breaker and inhales the device and adsorb, and the waste residue of tiny granule is carried through conveyor, and the waste residue is when magnetism is inhaled the device through magnetism, and the iron-containing material can be inhaled the device by magnetism and adsorb and collect so that the secondary is smelted, has reduced the persistence of iron-containing material in the waste residue, has improved the utilization ratio of iron element in the iron-making waste residue.

Optionally, the conveying device comprises a support frame, a conveying belt, a driving shaft and a driven shaft, the driving shaft and the driven shaft are rotatably connected with the support frame, and a first driving motor is fixedly arranged on the support frame and used for driving the driving shaft to rotate; the driving shaft and the driven shaft are sleeved by the conveying belt in a closed manner.

Through adopting above-mentioned technical scheme, adopt the conveyer belt to transport the waste residue, can make the waste residue operate steadily, reduced in transportation process waste residue rock the magnetism device that causes and inhale unstable phenomenon emergence to the iron-containing material, improved magnetism and inhaled device and to the iron-containing material absorptive efficiency.

Optionally, the magnetic attraction device comprises a moving assembly and an electromagnet, the moving assembly is fixedly arranged on the ground and is higher than the conveyor belt, and the electromagnet is fixedly connected with the moving assembly; the ground is provided with a collecting box, and the moving assembly can drive the electromagnet to be close to or far away from the upper part of the collecting box along the horizontal direction.

Through adopting above-mentioned technical scheme, the removal subassembly can drive the electro-magnet that adsorbs the ferrous substance and be close to the collecting box, is convenient for collect into the collecting box with the adsorbed ferrous substance of electro-magnet in, then the removal subassembly can drive the electro-magnet and return once more and adsorb the ferrous substance.

Optionally, the moving assembly includes a second driving motor, two support plates, a screw rod and a moving block, the two support plates are located on two opposite sides of the conveyor belt, and the screw rod is rotatably connected with the two support plates; the moving block is in threaded connection with the lead screw, and the electromagnet is fixedly connected with the bottom end of the moving block; the second driving motor is used for driving the screw rod to rotate.

Through adopting above-mentioned technical scheme, second driving motor drives the lead screw and rotates for the movable block can drive the electro-magnet along the lead screw and remove, and the lead screw transmission is stable, has reduced the probability that movable block and electro-magnet drop, has promoted the stability of removal subassembly.

Optionally, the moving assembly further comprises a limiting plate, the limiting plate is fixedly connected with the two supporting plates, the limiting plate is parallel to the lead screw, and the moving block is in sliding fit with the limiting plate.

By adopting the technical scheme, the limiting plate is in sliding fit with the moving block, and the limiting plate plays a limiting role on the moving block in the process that the moving block moves along the lead screw, so that the moving block is limited to rotate along the lead screw, and the direction of the electromagnet is kept stable.

Optionally, the bottom of limiting plate sets firmly the scraper blade, the scraper blade is located the collecting box top, and the up end of scraper blade can contradict with the lower terminal surface of electro-magnet.

Through adopting above-mentioned technical scheme, the electro-magnet is being close to the in-process of collecting box along the lead screw, scrapes the pole and contradicts with the electro-magnet, can clear up the adsorbed iron-containing substance on the electro-magnet, is convenient for scrape the material clearance on the electro-magnet and fall into the collecting box and collect.

Optionally, the magnetic attraction device is provided with at least two groups.

Through adopting above-mentioned technical scheme, two sets of magnetism devices of inhaling can be further adsorb the iron-containing material in the waste residue, have reduced the accumulation of the iron-containing material in the waste residue.

Optionally, the scraper is made of a non-metal material.

Through adopting above-mentioned technical scheme, scraper blade and the friction of iron-containing material and electro-magnet, the scraper blade makes the scraper blade can not become the magnet and adsorbs iron-containing material for non-metallic material, has reduced the persistence of iron-containing material on the scraper blade.

In summary, the present application includes at least one of the following beneficial technical effects:

1. after the slag is crushed by the crusher, particles become small and are easy to be adsorbed by the magnetic attraction device, the small-particle waste slag is conveyed by the conveying device, and when the waste slag passes through the magnetic attraction device, iron-containing substances can be adsorbed and collected by the magnetic attraction device so as to facilitate secondary smelting, so that the retention of the iron-containing substances in the waste slag is reduced, and the utilization rate of iron elements in the iron-making waste slag is improved;

2. the moving assembly can drive the electromagnet adsorbing the iron-containing substances to approach the collecting box, so that the iron-containing substances adsorbed by the electromagnet can be conveniently collected into the collecting box, and then the moving assembly can drive the electromagnet to return again to adsorb the iron-containing substances;

3. the electro-magnet is being close to the in-process of collecting box along the lead screw, scrapes the pole and contradicts with the electro-magnet, can clear up the adsorbed iron-containing substance on the electro-magnet, is convenient for scrape the material clearance on the electro-magnet and fall into the collecting box and collect.

Drawings

FIG. 1 is a schematic view of an entire waste residue recycling apparatus according to an embodiment of the present application;

FIG. 2 is a schematic view showing a structure of a magnetic attraction device in an embodiment of the present application;

fig. 3 is an exploded view of the bump and the guiding groove in the embodiment of the present application.

Description of reference numerals: 1. a conveying device; 11. a first drive motor; 12. a support frame; 13. a conveyor belt; 14. a drive shaft; 15. a driven shaft; 2. a magnetic attraction device; 21. an electromagnet; 22. a moving assembly; 221. a support plate; 222. a second drive motor; 223. a screw rod; 224. a moving block; 225. a limiting plate; 226. a bump; 227. a guide groove; 228. a squeegee; 3. a collection box; 4. a crusher.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a blast furnace ironmaking waste residue recycling device, which refers to fig. 1 and 2 and comprises a crusher 4, a conveying device 1, a magnetic attraction device 2 and a collection box 3; the crusher 4 is used for crushing the waste residue, and the crushed waste residue is conveyed by the conveying device 1. The magnetic attraction device 2 comprises a moving component 22 and an electromagnet 21, the moving component 22 is arranged on the ground and is higher than the conveying device 1, and the electromagnet 21 is fixedly connected with the moving component 22; the collecting box 3 is arranged on the ground at one side of the conveying device 1. When the waste residue after the breakage passes through electro-magnet 21 below, the material of iron content can be adsorbed by electro-magnet 21, removes subassembly 22 and can drive electro-magnet 21 and remove to the top one side of collecting box 3, and the last adsorbed iron-containing substance of electro-magnet 21 can fall into collecting box 3 and in being collected, and the iron-containing substance of collection can be used for the secondary to refine, has promoted the utilization ratio of iron element in the waste residue.

Referring to fig. 1 and 2, the conveying device comprises a support frame 12, a conveying belt 13, a driving shaft 14 and a driven shaft 15, wherein the support frame 12 is placed on the ground, the driving shaft 14 is rotatably connected to one end of the support frame 12 through a rotating bearing, and the driven shaft 15 is rotatably connected to one end, far away from the driving shaft 14, of the support frame 12 through a rotating bearing; a first driving motor 11 is fixedly arranged on the side wall of the support frame 12, and an output shaft of the first driving motor 11 is coaxially fixed with one end of the driving shaft 14. The driving shaft 14 and the driving shaft 14 are sleeved on the conveyor belt 13 in a closed mode, so that the conveyor belt 13 can rotate around the driving shaft 14 and the driven shaft 15 in a closed mode to convey broken waste residues. The crusher 4 is a double-roller crusher, and a discharge port of the crusher 4 is higher than the conveyor belt 13 and is positioned above one end of the support frame 12 close to the driven shaft 15. The conveyor belt 13 conveys the crushed waste slag from one end of the driven shaft 15 to one end of the driving shaft 14.

Referring to fig. 1 and 2, the moving assembly 22 includes a second driving motor 222, a support plate 221, a lead screw 223, a moving block 224, and a limit plate 225; each set of moving assembly 22 includes two supporting plates 221, the two supporting plates 221 are fixedly disposed on the ground at different sides of the running direction of the conveyor belt 13, and the two supporting plates 221 are higher than the supporting frame 12. A horizontally arranged screw rod 223 is rotatably connected between the two supporting plates 221 through a rotating bearing, the screw rod 223 strides over the supporting frame 12, and the screw rod 223 is vertical to the running direction of the conveyor belt 13. The second driving motor 222 is fixedly disposed on one of the supporting plates 221, and an output shaft of the second driving motor 222 is coaxially fixed with one end of the screw rod 223 to drive the screw rod 223 to rotate. The moving block 224 is screwed with the screw rod 223 in a threaded manner, the electromagnet 21 is in a plate shape, the electromagnet 21 is connected with the bottom end of the moving block 224 through bolts, the screw rod 223 rotates to drive the moving block 224 and the electromagnet 21 to be close to or far away from the collecting box 3, and accordingly the iron-containing substances adsorbed on the electromagnet 21 are cleaned.

Referring to fig. 1 and 3, the limit plate 225 is horizontally welded between the two support plates 221 and is parallel to the screw rod 223, a guide groove 227 parallel to the screw rod 223 is formed in one side of the limit plate 225 close to the screw rod 223, a protruding block 226 integrally formed with the moving block 224 is fixedly arranged on one side of the moving block 224 close to the limit plate 225, and the protruding block 226 is in sliding fit with the guide groove 227. When the moving block 224 drives the electromagnet 21 to move along the lead screw 223, the projection 226 is simultaneously slidably engaged with the guide groove 227 to restrict the moving block 224 from rotating along the lead screw 223, so that the electromagnet 21 is always located at the bottom end of the moving block 224 and faces the conveyor belt 13. The moving block 224 faces the conveyor belt 13 to facilitate adsorption of ferrous materials in the material conveyed on the conveyor belt 13.

Referring to fig. 1 and 2, a scraper 228 is welded at the bottom end of the limiting plate 225, the scraper 228 is located above the collection box 3, the upper end surface of the scraper 228 can abut against the lower end surface of the electromagnet 21, when the electromagnet 21 moves close to and above the collection box 3, the electromagnet 21 can abut against the scraper 228, and the scraper 228 can scrape off the iron-containing substances adsorbed on the electromagnet 21 so as to reduce the residue of the iron-containing substances on the electromagnet 21; the scraped iron-containing substances can fall into the collection tank 3 to be collected. Scraper 228 is the nonmetal material, can be the rubber material, also can be ceramic or plastics material, and scraper 228 that the scheme of this application adopted is the rubber material. When the electromagnet 21 collides with the scraper 228, the iron-containing substance is less likely to be attracted to the magnet, and the iron-containing substance is less likely to accumulate on the scraper 228.

Referring to fig. 1 and 2, the magnetic attraction devices 2 are provided with at least two sets, and each set of magnetic attraction devices 2 is provided with a collection box 3 correspondingly. When the electromagnet 21 of one set of magnetic attraction device 2 moves to the collected iron-containing substance above the corresponding collection box 3, the electromagnet 21 of the other set of magnetic attraction device 2 can be positioned above the conveying belt to adsorb the iron-containing substance in the conveyed waste residue, so that the probability of omitting the iron-containing substance in the waste residue is reduced, and the utilization rate of the iron-containing substance in the waste residue is improved.

The implementation principle of the blast furnace ironmaking waste residue recycling device in the embodiment of the application is as follows: when in use, the ironmaking waste slag is firstly crushed by a crusher 4 to obtain the waste slag with smaller particle size. The broken waste residue is transported by the conveyor belt 13, the waste residue sequentially passes through the two electromagnets 21, and the electromagnets can adsorb iron-containing substances in the waste residue. The second driving motor 222 is started, the second driving motor 222 drives the screw rod 223 to rotate, so that the moving block 224 drives the electromagnets 21 to move towards the upper part of the corresponding collection box 3, and in the process, the scraper 228 can scrape the iron-containing substances adsorbed on the corresponding electromagnets 21 down to the collection box 3 below and collect the iron-containing substances. After the completion of the cleaning by the electromagnet 21, the conveyor belt returns to the position above the conveyor belt 13 again to perform the recovery and adsorption of the iron-containing substance.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A blast furnace ironmaking waste residue recycle device which is characterized in that: comprises a crusher (4) and a conveying device (1); the crusher (4) is used for crushing the waste residues, the conveying device (1) is used for conveying the crushed waste residues, and the magnetic suction device (2) is arranged above the conveying device (1) and used for adsorbing iron-containing substances in the waste residues.

2. The blast furnace ironmaking waste residue recycling device according to claim 1, characterized in that: the conveying device (1) comprises a support frame (12), a conveying belt (13), a driving shaft (14) and a driven shaft (15), wherein the driving shaft (14) and the driven shaft (15) are rotatably connected with the support frame (12), and a first driving motor (11) is fixedly arranged on the support frame (12) and used for driving the driving shaft (14) to rotate; the driving shaft (14) and the driven shaft (15) are sleeved by the conveying belt (13) in a closed manner.

3. The blast furnace ironmaking waste residue recycling device according to claim 1, characterized in that: the magnetic attraction device (2) comprises a moving component (22) and an electromagnet (21), the moving component (22) is fixedly arranged on the ground and is higher than the conveyor belt (13), and the electromagnet (21) is fixedly connected with the moving component (22); the ground is provided with a collecting box (3), and the moving assembly (22) can drive the electromagnet (21) to be close to or far away from the upper part of the collecting box (3) along the horizontal direction.

4. The blast furnace ironmaking waste residue recycling device according to claim 3, characterized in that: the moving assembly (22) comprises a second driving motor (222), support plates (221), a screw rod (223) and a moving block (224), the two support plates (221) are arranged on two opposite sides of the conveyor belt (13), and the screw rod (223) is rotatably connected with the two support plates (221); the moving block (224) is in threaded connection with the lead screw (223), and the electromagnet (21) is fixedly connected with the bottom end of the moving block (224); the second driving motor (222) is used for driving the screw rod (223) to rotate.

5. The blast furnace ironmaking waste residue recycling device according to claim 4, characterized in that: the moving assembly (22) further comprises a limiting plate (225), the limiting plate (225) is fixedly connected with the two supporting plates (221), the limiting plate (225) is parallel to the screw rod (223), and the moving block (224) is in sliding fit with the limiting plate (225).

6. The blast furnace ironmaking waste residue recycling device according to claim 5, characterized in that: the bottom end of the limiting plate (225) is fixedly provided with a scraper (228), the scraper (228) is positioned above the collecting box (3), and the upper end face of the scraper (228) can abut against the lower end face of the electromagnet (21).

7. The blast furnace ironmaking waste residue recycling device according to claim 1, characterized in that: the magnetic suction devices (2) are at least provided with two groups.

8. The blast furnace ironmaking waste residue recycling device according to claim 6, characterized in that: the scraper (228) is made of non-metal materials.