Screening device for ferric oxide

Abstract

The utility model relates to the technical field of screening equipment, in particular to a screening device for iron oxide, which comprises a box body, a stepping motor is arranged at the top end of the box body, the stepping motor is connected with a roller through a rotating structure, a barrier strip rotating clockwise is arranged on the inner wall of the roller, and the barrier strip is connected with the box body. The outer wall of the roller is provided with screening holes which can allow iron oxide powder to pass through and are evenly distributed, the bottom end of the box body is provided with a discharging port, and a collecting box capable of collecting the powder is arranged below the discharging port. According to the iron oxide screening device, iron oxide placed in the roller can be driven by the barrier strip to be turned over and beaten in the roller through the barrier strip and the screening holes, so that the iron oxide can be always in a movable state through the rotary turning of the roller, the blocking condition is not easy to occur, and even if blocking occurs, the iron oxide can be cleaned through flushing water; and the screening efficiency is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to screening equipment technical field especially relates to a screening device for iron oxide. BACKGROUND

[0002] Iron oxide is a kind of iron oxide, chemical formula is Fe2O3, also called iron oxide, is the main component of rust. It is composed of iron and oxygen two elements, with red-brown appearance. In terms of physical properties, the hardness is moderate, the density is about 5.24g / cm 3 . Chemically, it is amphoteric oxide, has oxidizing property, can react with carbon monoxide at high temperature, can also react with acid and alkali. The preparation method has wet method and dry method, is used in the field of pigment for painting and so on coloring, and special iron oxide can be used for magnetic material, and is ironmaking raw material and slagging agent in metallurgical industry.

[0003] In the existing iron oxide preparation process, a process is to screen iron oxide, and the iron oxide with large volume is discarded after being screened out, and the iron oxide powder with small volume, that is, meeting the requirements, is sent to the next process for standby. The conventional screening mode is to screen the powder and iron block by vibrating screen, but the traditional screening equipment such as vibrating screen is easy to block the screen when processing iron oxide due to the certain stickiness or agglomeration of iron oxide particles, which causes the screening process to be blocked and reduces the screening efficiency. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings that the existing traditional screening equipment such as vibrating screen is easy to block the screen when processing iron oxide due to the certain stickiness or agglomeration of iron oxide particles, which causes the screening process to be blocked and reduces the screening efficiency, and provides a screening device for iron oxide.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A screening device for iron oxide, comprising a box body, a stepping motor is arranged at the top end of the box body, a roller is connected to the stepping motor through a rotating structure, a blocking strip rotating clockwise is arranged on the inner wall of the roller, a plurality of screening holes uniformly distributed and allowing the iron oxide powder to pass through are formed in the outer wall of the roller, a discharge port is formed at the bottom end of the box body, and a collecting box for collecting the powder is arranged below the discharge port.

[0007] Preferably, the rotating structure comprises a first pulley, a belt, a second pulley, a rotating shaft, a plurality of auxiliary wheels uniformly distributed, and a connecting shaft, the first pulley is fixedly connected with the output end of the stepping motor, the second pulley is fixedly connected with one end of the rotating shaft, and the other end of the rotating shaft is fixedly connected with the outer wall of the roller.

[0008] Preferably, the outer wall of the auxiliary wheel is attached to the outer wall of the roller, the connecting shaft is fixedly connected to the outer wall of the box, and the auxiliary wheels are rotatably connected to the connecting shaft.

[0009] Preferably, the first pulley is connected to the second pulley through a belt, the rotating shaft penetrates through the outer wall of the box and is rotatably connected, and the auxiliary wheels are uniformly distributed around the roller and are rotatable relative to each other.

[0010] Preferably, the upper end of the discharge port is fixedly connected with inclined plates that are symmetrically distributed, and one side of the opening of the roller is provided with a ring of baffles.

[0011] Preferably, the bottom end of the box is fixedly connected with support columns that are uniformly distributed.

[0012] Compared with the prior art, the beneficial effects of the present application are:

[0013] In use, the iron oxide placed in the roller can be driven by the baffle and the screening hole, and is tumbled and beaten in the roller, the qualified iron oxide powder falls into the discharge port below through the screening hole, and the unqualified iron oxide continues to tumble in the roller, so that the iron oxide is always in a state of activity through the rotation of the roller, and is not easy to be blocked, even if it is blocked, it can be cleaned by flushing water, and the screening efficiency is greatly improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 A perspective structural schematic view of a screening device for iron oxide is provided for the present application;

[0015] Figure 2 A back perspective structural schematic view of a screening device for iron oxide is provided for the present application;

[0016] Figure 3 A cross-sectional view of a screening device for iron oxide is provided for the present application; Figure 1 ;

[0017] Figure 4 A cross-sectional view of a screening device for iron oxide is provided for the present application; Figure 2 ;

[0018] Figure 5 A perspective structural schematic view of a roller of a screening device for iron oxide is provided for the present application.

[0019] In the figure: 1, box; 2, stepper motor; 3, roller; 4, blocking strip; 5, screening hole; 6, discharge port; 7, collection box; 8, first pulley; 9, belt; 10, second pulley; 11, rotating shaft; 12, auxiliary wheel; 13, connecting shaft; 14, inclined plate; 15, baffle; 16, support column. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0021] Referring to Figures 1-5 A screening device for iron oxide includes a box 1, the top end of the box 1 is provided with a stepper motor 2, the stepper motor 2 is connected with a roller 3 through a rotating structure, the inner wall of the roller 3 is provided with a blocking strip 4 rotating clockwise, the outer wall of the roller 3 is provided with uniformly distributed screening holes 5 allowing iron oxide powder to pass through, the bottom end of the box 1 is provided with a discharge port 6, and the lower portion of the discharge port 6 is provided with a collection box 7 capable of collecting powder.

[0022] It should be noted that the stepper motor 2 is prior art, and the specific type and size need to be selected and determined according to the actual size of the device. The specific selection calculation method adopts the prior art in the field, and thus will not be described here.

[0023] Further, the rotating structure includes a first pulley 8, a belt 9, a second pulley 10, a rotating shaft 11, uniformly distributed auxiliary wheels 12, and a connecting shaft 13. The first pulley 8 is fixedly connected with the output end of the stepper motor 2. The second pulley 10 is fixedly connected with one end of the rotating shaft 11. The other end of the rotating shaft 11 is fixedly connected with the outer wall of the roller 3.

[0024] The rotating structure is started by the stepper motor 2, the stepper motor 2 drives the first pulley 8 to rotate, the first pulley 8 drives the second pulley 10 to rotate through the belt 9, the second pulley 10 drives the rotating shaft 11 to rotate, and the rotating shaft 11 drives the roller 3 to rotate.

[0025] Further, the outer wall of the auxiliary wheel 12 is attached to the outer wall of the roller 3. The connecting shaft 13 is fixedly connected with the outer wall of the box 1. The auxiliary wheel 12 is rotatably connected with the connecting shaft 13.

[0026] The auxiliary wheel 12 mainly supports one end of the opening of the roller 3 and assists the rotation of the roller 3.

[0027] Further, the first pulley 8 is connected with the second pulley 10 through the belt 9, the rotating shaft 11 penetrates the outer wall of the box body 1 and is rotationally connected, and the auxiliary wheels 12 are uniformly distributed around the roller 3 and rotationally connected with each other.

[0028] The auxiliary wheels 12 are arranged between the outer wall of the box body 1 and the baffle 15 and do not contact the baffle 15.

[0029] Further, the upper portion of the discharge port 6 is fixedly connected with the inclined plates 14 which are symmetrically distributed, and the roller 3 is provided with a ring of baffle plates 15 on one side of the opening.

[0030] The inclined plates 14 mainly have the effect of enabling the screened iron oxide powder to be concentrated and discharged from the discharge port 6 and not to be accumulated in the box body 1 and not to be cleaned out.

[0031] Further, the bottom end of the box body 1 is fixedly connected with the support columns 16 which are uniformly distributed.

[0032] The support columns 16 have the effects of stabilizing the box body 1 and discharging the discharge port 6, facilitating the collection box 7 to be placed below the discharge port 6, and the collection box 7 being larger than the discharge port 6.

[0033] Working principle: when the device is used, the iron oxide to be screened is first put into the opening of the roller 3, then the stepping motor 2 is started, the stepping motor 2 drives the first pulley 8 to rotate, the first pulley 8 drives the second pulley 10 to rotate through the belt 9, the second pulley 10 drives the rotating shaft 11 to rotate, the rotating shaft 11 drives the roller 3 to rotate clockwise, the roller 3 drives the iron oxide inside to rotate clockwise, the iron oxide put into the roller 3 can be driven by the baffle 4 to tumble and beat in the roller 3, the qualified iron oxide powder falls into the discharge port 6 below through the screening holes 5, and the unqualified iron oxide continues to tumble in the roller 3, then the stepping motor 2 is reversed to drive the roller 3 to rotate counterclockwise, so that the large iron oxide can be discharged from the roller 3.

[0034] The above is only the preferred specific implementation manner of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A screening device for oxidic iron, comprising a housing (1), characterized in that The top end of the box (1) is provided with a stepping motor (2), the stepping motor (2) is connected with a roller (3) through a rotating structure, the inner wall of the roller (3) is provided with a baffle (4) rotating clockwise, the outer wall of the roller (3) is provided with uniformly distributed sieve holes (5) allowing iron oxide powder to pass through, the bottom end of the box (1) is provided with a discharge port (6), the lower side of the discharge port (6) is provided with a collecting box (7) capable of collecting powder.

2. A screening device for iron oxides according to claim 1, characterized in that, The rotating structure comprises a first pulley (8), a belt (9), a second pulley (10), a rotating shaft (11), uniformly distributed auxiliary wheels (12), a connecting shaft (13), the first pulley (8) is fixedly connected with the output end of the stepping motor (2), the second pulley (10) is fixedly connected with one end of the rotating shaft (11), the other end of the rotating shaft (11) is fixedly connected with the outer wall of the roller (3).

3. A screening device for iron oxides according to claim 2, characterized in that The outer wall of the auxiliary wheel (12) is in close contact with the outer wall of the roller (3), the connecting shaft (13) is fixedly connected with the outer wall of the box (1), and the auxiliary wheel (12) is rotatably connected with the connecting shaft (13).

4. A screening device for iron oxides according to claim 3, characterized in that The first pulley (8) is connected with the second pulley (10) through the belt (9), the rotating shaft (11) penetrates through the outer wall of the box (1) and is rotatably connected, and the auxiliary wheels (12) are uniformly distributed around the roller (3) and rotate with each other.

5. A screening device for iron oxides according to claim 1, characterized in that, The upper side of the discharge port (6) is fixedly connected with symmetrically distributed inclined plates (14), and one side of the opening of the roller (3) is provided with a ring of baffles (15).

6. A screening device for iron oxides according to claim 1, characterized in that, The bottom end of the box (1) is fixedly connected with uniformly distributed support columns (16).

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