Quality-improving and impurity-reducing device for high-grade iron ore concentrate

Abstract

The utility model discloses a quality-improving and impurity-reducing device for high-grade iron ore concentrate, and belongs to the technical field of iron ore concentrate processing. A high-grade iron ore concentrate quality-improving and impurity-reducing device comprises a box body and a collecting box and further comprises an electromagnet, an iron ore separator, an iron ore separator, an iron ore separator, an iron ore separator, an iron ore separator, an iron ore separator, an iron ore separator and an iron ore separator, and the electromagnet is installed in the box body in a sliding mode; the box body is provided with a driving part driving the electromagnet to move transversely; the fixing frame is installed at the bottom of the collecting box, a supporting rod is fixedly connected between the inner walls of the box body, the fixing frame is in sliding connection with the supporting rod, a connecting part is arranged on the box body, and when the electromagnet transversely moves, the connecting part drives the collecting box to transversely move along the supporting rod; the electromagnet is started and is driven by the driving part to move transversely to adsorb metal in the collecting box, and meanwhile, the collecting box is driven by the connecting part to move transversely along the supporting rod, so that iron ore concentrate in the collecting box moves continuously to be adsorbed by the electromagnet, and the quality improving and impurity reducing effects are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of iron concentrate processing, in particular to a device for improving the quality and reducing impurities in high-grade iron concentrate. Background Art

[0002] High-grade iron ore, also known as super iron concentrate, high-purity iron concentrate, or premium iron concentrate, refers to iron ore with a high iron content and low gangue content. It is both a further processed product of mineral processing and a promising new functional material, characterized by high iron content and low impurity content. High-grade iron concentrate is crucial to steel production because it improves efficiency and product quality. Iron concentrate upgrading and impurity reduction equipment is often used in the mining industry to purify and reduce impurities in iron ore.

[0003] Existing high-grade iron ore quality improvement and impurity reduction equipment grinds and crushes the iron ore, and then uses magnets to separate metal and non-metallic impurities to achieve quality improvement and impurity reduction. During the process of separating metal and non-metallic impurities, these substances are fixed and the metal at the bottom will be covered by non-metallic impurities and difficult to be attracted by the magnet, resulting in waste and unsatisfactory quality improvement and impurity reduction effects. Utility Model Content

[0004] The purpose of the utility model is to solve the problem that in the process of separating metal and non-metallic impurities, these substances are fixed and the metal at the bottom will be covered by the non-metallic impurities and is difficult to be adsorbed by the magnet, resulting in waste and unsatisfactory effect of improving quality and reducing impurities. A high-grade iron concentrate quality improvement and impurity reduction device is proposed.

[0005] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0006] A device for improving the quality and reducing impurities in high-grade iron ore concentrate comprises a box body, a collecting box is provided inside the box body, and further comprises: an electromagnet slidably mounted inside the box body, the bottom of the electromagnet contacts the top of the collecting box, wherein the box body is provided with a driving part for driving the electromagnet to move laterally; a fixing frame mounted on the bottom of the collecting box, a support rod fixedly connected between the inner walls of the box body, the fixing frame being slidably connected to the support rod, wherein a connecting part is provided on the box body, and when the electromagnet moves laterally, the connecting part drives the collecting box to move laterally along the support rod.

[0007] In order to drive the electromagnet to move laterally to adsorb metal, preferably, the driving part includes a motor fixedly connected to the box body, the output end of the motor is fixedly connected to a screw rod, the screw rod is rotatably connected to the box body, a limiting rod is fixedly connected between the inner walls of the box body, and two sliders are fixedly connected to the top of the electromagnet, wherein one of the sliders is threadedly connected to the screw rod, and the other slider is slidably connected to the limiting rod.

[0008] In order to drive the collection box to move so that the iron concentrate inside it can be continuously moved, further, a transmission shaft is rotatably installed on the box body, a first belt is connected to the transmission shaft and the screw rod, an eccentric wheel is fixedly connected to the transmission shaft, wherein an impact rod is slidably connected to the box body, and the two ends of the impact rod are respectively opposite to the eccentric wheel and the fixed frame, a first spring is fixedly connected between the impact rod and the outer wall of the box body, and a second spring is fixedly connected between the fixed frame and the inner wall of the box body.

[0009] In order to facilitate the cleaning of non-metallic impurities on the collection box, preferably, the bottom of the collection box is fixedly connected with a mounting bar, the mounting bar is slidably plugged into the fixing frame, the box body is provided with a box door, and the collection box is facing the box door.

[0010] In order to facilitate the unloading of metal, preferably, a baffle is fixedly connected to the inner wall of the box body, a discharge port is opened on the rear side of the box body, a guide plate is fixedly connected between the baffle and the discharge port, and the electromagnet is arranged above the baffle.

[0011] In order to facilitate the crushing of iron ore concentrate, preferably, two symmetrically arranged rotating shafts are rotatably installed on the box body, a second belt is connected to the screw rod for transmission between one of the rotating shafts, gears are fixedly connected to the two rotating shafts, the two gears are meshed and connected, and crushing rollers are fixedly connected to the two rotating shafts.

[0012] Compared with the prior art, the present invention provides a device for improving the quality of high-grade iron ore and reducing impurities, which has the following beneficial effects:

[0013] 1. This high-grade iron concentrate quality improvement and impurity reduction device starts the electromagnet and drives the electromagnet to move horizontally through the driving part to absorb the metal in the collection box. At the same time, the collection box is driven to move horizontally along the support rod through the connecting part, so that the iron concentrate inside it is continuously moved so that it can be absorbed by the electromagnet, thereby improving the effect of quality improvement and impurity reduction.

[0014] 2. The high-grade iron ore quality improvement and impurity reduction device is equipped with a mounting bar and a box door. When the box door is opened, the collection box is slid out of the box from the fixed frame using the mounting bar, making it easier to clean the non-metallic impurities remaining in the collection box. The cleaning is more thorough and convenient for subsequent use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is an axonometric diagram of a high-grade iron concentrate quality improvement and impurity reduction device proposed in this utility model. Figure 1 ;

[0016] Figure 2 This is a schematic diagram of the axonometric structure of a high-grade iron concentrate quality improvement and impurity reduction device proposed in this utility model. Figure 2 ;

[0017] Figure 3 This is a schematic diagram of the box cross-section structure of a high-grade iron concentrate quality improvement and impurity reduction device proposed in this utility model Figure 1 ;

[0018] Figure 4 This is a schematic diagram of the box cross-section structure of a high-grade iron concentrate quality improvement and impurity reduction device proposed in this utility model Figure 2 .

[0019] In the figure: 1. Box body; 201. Electromagnet; 202. Motor; 203. Screw; 204. Limit rod; 205. Slider; 301. Support rod; 302. Drive shaft; 303. First belt; 304. Eccentric wheel; 305. Impact rod; 306. First spring; 307. Second spring; 4. Collecting box; 5. Fixing frame; 6. Mounting bar; 7. Box door; 8. Baffle; 9. Discharge port; 10. Guide plate; 11. Rotating shaft; 12. Second belt; 13. Gear; 14. Crushing roller. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0021] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0022] Example:

[0023] Reference Figure 1-Figure 4 The embodiment of the utility model provides a device for improving the quality and reducing impurities in high-grade iron ore concentrate, comprising a box body 1, a collecting box 4 is arranged inside the box body 1, and further comprising: an electromagnet 201, which is slidably installed inside the box body 1, and the bottom of the electromagnet 201 is in contact with the top of the collecting box 4, wherein the box body 1 is provided with a driving part for driving the electromagnet 201 to move horizontally; a fixing frame 5 installed at the bottom of the collecting box 4, a support rod 301 is fixedly connected between the inner walls of the box body 1, and the fixing frame 5 is slidably connected to the support rod 301, wherein a connecting part is provided on the box body 1, and when the electromagnet 201 moves horizontally, the connecting part drives the collecting box 4 to move horizontally along the support rod 301, and the electromagnet 201 is electrically connected to an external power supply.

[0024] Specifically, the electromagnet 201 is started and driven to move laterally by the driving part to absorb the metal in the collecting box 4. At the same time, the collecting box 4 is driven to move laterally along the support rod 301 by the connecting part, so that the iron concentrate inside it is continuously moved so as to be absorbed by the electromagnet 201, thereby improving the effect of improving quality and reducing impurities.

[0025] The driving part includes a motor 202 fixedly connected to the box body 1, and the output end of the motor 202 is fixedly connected to the screw rod 203, the screw rod 203 is rotatably connected to the box body 1, and a limit rod 204 is fixedly connected between the inner walls of the box body 1. Two sliders 205 are fixedly connected to the top of the electromagnet 201, wherein one slider 205 is threadedly connected to the screw rod 203, and the other slider 205 is slidably connected to the limit rod 204, and the motor 202 is electrically connected to an external power supply.

[0026] Specifically, the motor 202 is started, and its output end drives the screw rod 203 to rotate. Under the restriction of the limit rod 204, the two sliders 205 drive the electromagnet 201 to move horizontally.

[0027] A transmission shaft 302 is rotatably installed on the box body 1, and a first belt 303 is connected to the transmission shaft 302 and the screw rod 203 for transmission. An eccentric wheel 304 is fixedly connected to the transmission shaft 302, wherein a collision rod 305 is slidably connected to the box body 1, and the two ends of the collision rod 305 are respectively opposite to the eccentric wheel 304 and the fixed frame 5, a first spring 306 is fixedly connected between the collision rod 305 and the outer wall of the box body 1, and a second spring 307 is fixedly connected between the fixed frame 5 and the inner wall of the box body 1.

[0028] Specifically, the eccentric wheel 304 is driven to rotate by the first belt 303 and the transmission shaft 302, and the eccentric wheel 304 drives the impact rod 305 to slide on the box body 1. The impact rod 305 slides back and forth through the first spring 306. The first spring 306 continuously hits the fixed frame 5, and the fixed frame 5 slides back and forth on the support rod 301 through the second spring 307, so that the collection box 4 thereon continuously moves back and forth, thereby driving the iron concentrate therein to continuously move.

[0029] The bottom of the collection box 4 is fixedly connected with a mounting bar 6 , which is slidably plugged into the fixing frame 5 . A box door 7 is provided on the box body 1 , and the collection box 4 faces the box door 7 .

[0030] By setting the mounting strip 6 and the box door 7, the box door 7 is opened, and the collection box 4 is slid out of the box body 1 from the fixing frame 5 using the mounting strip 6, so as to facilitate the cleaning of non-metallic impurities remaining in the collection box 4, and the cleaning is more thorough and convenient for subsequent use.

[0031] A baffle 8 is fixedly connected to the inner wall of the box body 1 , a discharge port 9 is opened on the rear side of the box body 1 , a guide plate 10 is fixedly connected between the baffle 8 and the discharge port 9 , and the electromagnet 201 is arranged above the baffle 8 .

[0032] Specifically, after the adsorption is completed, the electromagnet 201 is moved above the guide plate 10 , and then the electromagnet 201 is powered off, and the metal thereon passes through the guide plate 10 and is discharged from the discharge port 9 .

[0033] Two symmetrically arranged rotating shafts 11 are rotatably installed on the box body 1, and a second belt 12 is connected to the screw rod 203 for transmission. Gears 13 are fixedly connected to both rotating shafts 11, and the two gears 13 are meshed and connected. Crushing rollers 14 are fixedly connected to both rotating shafts 11.

[0034] Specifically, the second belt 12 , the rotating shaft 11 and the gear 13 drive the two crushing rollers 14 to rotate in opposite directions to grind and crush the iron ore concentrate.

[0035] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A device for improving the quality and reducing impurities of high-grade iron ore concentrate, comprising a box (1), wherein a collecting box (4) is provided inside the box (1), characterized in that: Also includes: The electromagnet (201) is slidably mounted inside the box (1). The bottom of the electromagnet (201) contacts the top of the collection box (4), and the box body (1) is provided with a driving part for driving the electromagnet (201) to move laterally; A fixing frame (5) mounted on the bottom of the collecting box (4), A support rod (301) is fixedly connected between the inner walls of the box body (1), the fixing frame (5) is slidably connected to the support rod (301), and a connecting portion is provided on the box body (1). When the electromagnet (201) moves laterally, the connecting portion drives the collection box (4) to move laterally along the support rod (301).

2. The device for improving the quality and reducing impurities of high-grade iron ore according to claim 1, characterized in that: The driving unit comprises a motor (202) fixedly connected to the box (1); the output end of the motor (202) is fixedly connected to a screw rod (203); the screw rod (203) is rotatably connected to the box (1); a limit rod (204) is fixedly connected between the inner walls of the box (1); and two sliders (205) are fixedly connected to the top of the electromagnet (201). One of the sliders (205) is threadedly connected to the screw rod (203), and the other slider (205) is slidably connected to the limiting rod (204).

3. The device for improving the quality and reducing impurities of high-grade iron ore according to claim 2, characterized in that: A transmission shaft (302) is rotatably mounted on the box body (1), a first belt (303) is connected between the transmission shaft (302) and the screw rod (203), and an eccentric wheel (304) is fixedly connected to the transmission shaft (302). The box body (1) is slidably connected to a striking rod (305), the two ends of the striking rod (305) being respectively opposite to the eccentric wheel (304) and the fixing frame (5), a first spring (306) being fixedly connected between the striking rod (305) and the outer wall of the box body (1), and a second spring (307) being fixedly connected between the fixing frame (5) and the inner wall of the box body (1).

4. The device for improving the quality and reducing impurities of high-grade iron ore according to claim 1, characterized in that: The bottom of the collection box (4) is fixedly connected to a mounting bar (6), and the mounting bar (6) is slidably plugged into the fixing frame (5). The box body (1) is provided with a box door (7), and the collection box (4) faces the box door (7).

5. The device for improving the quality and reducing impurities of high-grade iron ore according to claim 1, characterized in that: A baffle (8) is fixedly connected to the inner wall of the box body (1), a discharge port (9) is provided on the rear side of the box body (1), a guide plate (10) is fixedly connected between the baffle (8) and the discharge port (9), and the electromagnet (201) is arranged above the baffle (8).

6. The device for improving the quality and reducing impurities of high-grade iron ore according to claim 2, characterized in that: Two symmetrically arranged rotating shafts (11) are rotatably mounted on the box body (1), a second belt (12) is connected to the screw rod (203) via a transmission mechanism, a gear (13) is fixedly connected to both rotating shafts (11), the two gears (13) are meshedly connected, and a crushing roller (14) is fixedly connected to both rotating shafts (11).

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