Coal multi-station impurity removal device

Abstract

The utility model discloses a coal multi-station impurity removal device which comprises a rack and further comprises an impurity removal mechanism, the impurity removal mechanism is arranged in the rack and comprises a conveying belt A, a conveying belt B, a magnetic separation roller A, a magnetic separation roller B, an arc-shaped bracket, a clamping cover, a motor, a transmission shaft and a rotating plate, and the conveying belt A and the conveying belt B are arranged on the two sides in the rack respectively. A magnetic separation roller A and a magnetic separation roller B are installed at the positions, located on the top of the conveying belt A and the top of the conveying belt B. The double-station structural design is adopted, double-time impurity removal can be conducted on pulverized coal, the pulverized coal is turned over between the two-time impurity removal process, and the problem that iron impurity residues are caused by the factors such as the pulverized coal paving thickness, the feeding granularity and the magnetic separation intensity is solved; the impurity removal quality is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to coal processing technical field especially relates to a coal multi-station impurity removal device. BACKGROUND

[0002] Coal is a kind of solid combustible organic rock, mainly by carbon, hydrogen, oxygen, nitrogen, sulfur and phosphorus elements, coal is converted into fossil fuel by ancient plant remains under the action of high temperature and pressure, has a wide range of application in many fields, coal is often used in processing magnetic separation process and is treated by magnetic separation, that is, through the action of strong magnetic field, iron ore in coal is adsorbed to magnetic material, so as to realize the purpose of removing iron and improve the combustion efficiency of coal.

[0003] The existing coal processing impurity removal device has the following disadvantages when in use: when removing iron impurities from coal powder, the existing magnetic separation impurity removal equipment is generally designed as single-station structure, that is, coal powder only undergoes one impurity removal treatment, and is affected by factors such as coal powder spreading thickness, feed size and magnetic separation strength, which will lead to incomplete impurity removal, therefore, we propose a coal multi-station impurity removal device. UTILITY MODEL CONTENT

[0004] The main purpose of the utility model is to provide a coal multi-station impurity removal device, which is provided with an impurity removal mechanism on the top of the rack, and the double-station impurity removal treatment improves the removal quality of iron impurities in coal powder, and can effectively solve the problems in the background art.

[0005] To achieve the above purpose, the technical scheme adopted by the utility model is as follows:

[0006] A coal multi-station impurity removal device, comprising a rack, further comprising an impurity removal mechanism, the rack is internally provided with an impurity removal mechanism, the impurity removal mechanism comprises a conveying belt A, a conveying belt B, a magnetic separation roller A, a magnetic separation roller B, an arc-shaped bracket, a clamping cover, a motor, a transmission shaft and a rotating plate, the two sides of the rack are respectively provided with the conveying belt A and the conveying belt B, the top of the rack is provided with the magnetic separation roller A and the magnetic separation roller B at the top of the conveying belt A and the conveying belt B, the arc-shaped bracket is fixedly connected between the conveying belt A and the conveying belt B in the rack, and the clamping cover is arranged on the top of the arc-shaped bracket, the surface of the clamping cover is provided with the motor at one end, and the power output end of the motor is provided with the transmission shaft extending to the top of the arc-shaped bracket, and the rotating plate is arranged on the outer periphery of the transmission shaft.

[0007] Further, the discharge mechanism is also included, and the discharge mechanism is arranged on both sides of the top of the rack, and the discharge mechanism comprises an arc-shaped cover, a collection box, a scraper and an inclined plate, the arc-shaped cover is arranged on the outer circumferential position of the magnetic separation roller A and the magnetic separation roller B on the top of the rack, the arc-shaped cover is fixedly connected with the collection box on one side of the surface, the scraper is installed on the feeding end of the collection box and is attached to the surface of the magnetic separation roller A and the magnetic separation roller B, and the inclined plate is fixedly connected to the inside of the collection box; the collection box structure is arranged on one side close to the arc-shaped cover, the scraper structure is attached to the surface of the magnetic separation roller on the surface of the collection box, when the magnetic separation roller A and the magnetic separation roller B rotate, the iron impurities are adsorbed and rotate with the magnetic separation roller, when the magnetic separation roller drives the impurities to rotate to the position of the scraper, the scraper scrapes off the impurities, and the impurities slide to the inside of the collection box along the scraper under the action of gravity, and then are discharged along the inclined plate, so that the impurities are separated and discharged.

[0008] Further, the hopper is arranged on one side close to the end of the conveying belt A on the top of the rack, and the paving plate is inserted between the hopper and the magnetic separation roller A on the top of the rack; the primary processed coal powder is poured into the inside of the hopper, discharged from the inside of the hopper to the top of the conveying belt A, and subjected to paving treatment by the paving plate.

[0009] Further, the end plate is attached to the surface of the conveying belt A on one end of the arc-shaped support, and the feeding plate is installed on the end away from the end plate of the arc-shaped support and extends to the top of the conveying belt B; the end plate structure enables the coal powder on the top of the conveying belt A to be discharged into the inside of the arc-shaped support, and the feeding plate enables the coal powder discharged from the surface of the rotating plate to fall smoothly into the top of the conveying belt B.

[0010] Further, the feeding port is formed on one side of the surface of the collection box, the end of the scraper is inserted into the inside of the feeding port, and the discharge pipe is installed on one end of the collection box and communicates with the bottom end of the inclined plate; the scraped impurities enter the feeding port, are conveyed through the inclined plate and are discharged through the discharge pipe.

[0011] Compared with the prior art, the utility model have following beneficial effect: the inside both sides of frame are equipped with conveyor belt A and conveyor belt B respectively, the coal powder that waits for processing first is arranged to the top of conveyor belt A and is transported with conveyor belt A, the coal powder is handled to the preliminary magnetic separation of magnetic roll A, the coal powder after preliminary magnetic separation enters to the inside of arc support, the rotation of the rotation plate is driven by motor through transmission shaft, and the coal powder is turned over and is discharged to the top of conveyor belt B with the rotation plate constantly, the coal powder after primary selection is transported by conveyor belt B and is handled again by magnetic roll B The double position structure design can double the impurity removal of coal powder and turn over the coal powder between the two impurity removal processes, reduce the iron impurity residual problem caused by coal powder paving thickness, feed size, magnetic separation intensity and other factors, improve the impurity removal quality;Close to the arc cover one side is equipped with collection box structure, the scraper structure that collection box surface is pasted to the surface of magnetic roll, when magnetic roll A and magnetic roll B rotate, iron impurities will be adsorbed and rotate with magnetic roll, when the impurities are driven to the scraper position by magnetic roll, the scraper will scrape the impurities, and under the action of gravity, it slides to the inside of collection box along the scraper, and then is discharged along the inclined plate, realizing the separation and discharge of impurities. BRIEF DESCRIPTION OF DRAWINGS

[0012] Fig. 1 It is whole structure schematic diagram of the utility model a coal multi-station impurity removal device.

[0013] Fig. 2 It is inside structure schematic diagram of the utility model a coal multi-station impurity removal device frame.

[0014] Fig. 3 It is inside structure schematic diagram of the utility model a coal multi-station impurity removal device collection box.

[0015] In the drawing: 1, frame;2, impurity removal mechanism;201, conveyor belt A;202, conveyor belt B;203, magnetic roll A;204, magnetic roll B;205, hopper;206, material laying plate;207, arc support;208, clamping cover;209, motor;210, transmission shaft;211, rotation plate;212, end plate;213, feeding plate;3, discharge mechanism;301, arc cover;302, collection box;303, scraper;304, feed inlet;305, inclined plate;306, discharge pipe. DETAILED DESCRIPTION

[0016] In order to make the technical means, creative features, purposes and effects realized by the utility model easy to understand, the utility model is further described below in combination with specific implementation manners.

[0017] For example, Figs. 1-3As shown, a coal multi-station impurity removal device, including a rack 1, further including an impurity removal mechanism 2, the inside of the rack 1 is provided with an impurity removal mechanism 2, the impurity removal mechanism 2 includes a conveyor belt A 201, a conveyor belt B 202, a magnetic roller A 203, a magnetic roller B 204, an arc-shaped bracket 207, a cover 208, a motor 209, a transmission shaft 210 and a rotating plate 211, both sides of the inside of the rack 1 are provided with conveyor belt A 201 and conveyor belt B 202, respectively, the top of the rack 1 is provided with magnetic roller A 203 and magnetic roller B 204 at the top of the conveyor belt A 201 and the conveyor belt B 202, respectively, the inside of the rack 1 is fixedly connected with the arc-shaped bracket 207 at the connection between the conveyor belt A 201 and the conveyor belt B 202, and the arc-shaped bracket 207 is provided with the cover 208 at the top, the surface of the cover 208 is provided with the motor 209 at one end, and the power output end of the motor 209 is provided with the transmission shaft 210 extending to the top of the arc-shaped bracket 207, and the transmission shaft 210 is provided with the rotating plate 211 outside.

[0018] Further comprising a discharge mechanism 3, the top of the rack 1 is provided with a discharge mechanism 3 on both sides, the discharge mechanism 3 includes an arc-shaped cover 301, a collection box 302, a scraper 303 and an inclined plate 305, the arc-shaped cover 301 is provided on both sides of the rack 1 at the top of the magnetic roller A 203 and the magnetic roller B 204, the arc-shaped cover 301 is fixedly connected with the collection box 302 on one side of the surface, the scraper 303 is installed on the surface of the collection box 302 and adheres to the surface of the magnetic roller A 203 and the magnetic roller B 204, and the inclined plate 305 is fixedly connected inside the collection box 302; The collection box 302 structure is arranged near the arc-shaped cover 301, the scraper 303 structure is arranged on the surface of the collection box 302 and adheres to the surface of the magnetic roller, when the magnetic roller A 203 and the magnetic roller B 204 rotate, the iron impurities will be adsorbed and rotated with the magnetic roller, when the magnetic roller drives the impurities to run to the position of the scraper 303, the scraper 303 will scrape off the impurities, and under the action of gravity, the impurities will slide along the scraper 303 to the inside of the collection box 302, and then along the inclined plate 305, realizing the separation and discharge of the impurities.

[0019] The arc-shaped bracket 207 is provided with an end plate 212 attached to the surface of the conveying belt A201 at one end, and a feeding plate 213 extending to the top of the conveying belt B202 at the other end; the primary processed coal powder is poured into the hopper 205, discharged from the inside of the hopper 205 to the top of the conveying belt A201, and spread by the spreading plate 206, and the end plate 212 structure enables the coal powder on the top of the conveying belt A201 to be discharged into the arc-shaped bracket 207, and the feeding plate 213 enables the coal powder discharged from the surface of the rotating plate 211 to fall smoothly onto the top of the conveying belt B202.

[0020] The collecting box 302 is provided with a feeding port 304 on one side of the surface and the scraper 303 is inserted into the inside of the feeding port 304, and the collecting box 302 is provided with a discharging pipe 306 communicated with the bottom end of the inclined plate 305 at one end; the scraped impurities enter the feeding port 304, are conveyed through the inclined plate 305 and are discharged through the discharging pipe 306.

[0021] It should be noted that the utility model is a coal multi-station impurity removal device, and when working, the conveying belt A201 and the conveying belt B202 are respectively arranged on the two sides in the inside of the rack 1, the coal powder to be processed is first discharged onto the top of the conveying belt A201 and conveyed by the conveying belt A201, the magnetic roller A203 performs preliminary magnetic selection on the coal powder, the coal powder after preliminary magnetic selection enters the inside of the arc-shaped bracket 207, the motor 209 drives the rotation of the rotating plate 211 through the transmission shaft 210, the coal powder is continuously turned over and discharged onto the top of the conveying belt B202 by the rotating plate 211, the conveying belt B202 conveys the coal powder after primary selection and performs secondary magnetic selection and impurity removal treatment by the magnetic roller B204, the double-station structure design can double the impurity removal of the coal powder and turn over the coal powder between the two impurity removal processes, reduce the iron impurity residue caused by factors such as coal powder spreading thickness, feeding particle size and magnetic selection strength, and improve the impurity removal quality; the collecting box 302 structure is arranged on one side close to the arc-shaped cover 301, the scraper 303 structure is attached to the surface of the magnetic roller on the surface of the collecting box 302, when the magnetic roller A203 and the magnetic roller B204 rotate, the iron impurities are adsorbed and rotated with the magnetic roller, when the magnetic roller drives the impurities to rotate to the position of the scraper 303, the scraper 303 scrapes off the impurities, and under the action of gravity, the impurities slide along the scraper 303 into the inside of the collecting box 302 and are discharged along the inclined plate 305, so that the impurities are separated and discharged.

[0022] The basic principle and main features of the present application and the advantages of the present application are shown and described above.

[0023] The novel principle, without departing from the spirit and scope of the present application, the present application will have various changes and improvements, these changes and improvements all fall within the scope of the present application claimed. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A coal multi-station impurity removal device comprising a rack (1), characterized in that, It also includes a dedusting mechanism (2), the inside of the rack (1) is provided with a dedusting mechanism (2), the dedusting mechanism (2) includes a conveying belt A (201), a conveying belt B (202), a magnetic roller A (203), a magnetic roller B (204), an arc support (207), a cover (208), a motor (209), a transmission shaft (210) and a rotating plate (211), both sides of the inside of the rack (1) are provided with a conveying belt A (201) and a conveying belt B (202), the top of the rack (1) is provided with a magnetic roller A (203) and a magnetic roller B (204) at the top of the conveying belt A (201) and the conveying belt B (202), respectively, the inside of the rack (1) is fixedly connected with an arc support (207) at the connection between the conveying belt A (201) and the conveying belt B (202), and the top of the arc support (207) is provided with a cover (208), one end of the surface of the cover (208) is provided with a motor (209), and the power output end of the motor (209) is provided with a transmission shaft (210) extending to the top of the arc support (207), and the outer periphery of the transmission shaft (210) is provided with a rotating plate (211).

2. The coal multi-station impurity removal device according to claim 1, characterized in that: It also includes a discharge mechanism (3), both sides of the top of the rack (1) are provided with a discharge mechanism (3), the discharge mechanism (3) includes an arc cover (301), a collection box (302), a scraper (303) and an inclined plate (305), the top of the rack (1) is provided with an arc cover (301) at the outer periphery of the magnetic roller A (203) and the magnetic roller B (204), one side of the surface of the arc cover (301) is fixedly connected with a collection box (302), the inlet end of the collection box (302) is provided with a scraper (303) attached to the surface of the magnetic roller A (203) and the magnetic roller B (204), and the inside of the collection box (302) is fixedly connected with an inclined plate (305).

3. The multi-station coal impurity removal device according to claim 1, characterized in that: The top of the rack (1) is provided with a hopper (205) near one side of the end of the conveying belt A (201), and a paving plate (206) is inserted between the hopper (205) and the magnetic roller A (203) on the top of the rack (1).

4. The multi-station coal impurity removal device according to claim 1, characterized in that: One end of the arc support (207) is provided with an end plate (212) attached to the surface of the conveying belt A (201), and the end of the arc support (207) away from the end plate (212) is provided with a feeding plate (213) extending to the top of the conveying belt B (202).

5. The multi-station coal impurity removal device according to claim 2, characterized in that: The surface of the collection box (302) is provided with an inlet (304), and the end of the scraper (303) is inserted into the inside of the inlet (304), and one end of the collection box (302) is provided with a discharge pipe (306) communicating with the bottom end of the inclined plate (305).

Images