CN111036544A

CN111036544A - Device for efficiently removing dust generated during screening of iron ore in metal smelting

Info

Publication number: CN111036544A
Application number: CN201911248068.0A
Authority: CN
Inventors: 禹练英; 李继睿; 夏丰; 童孟良; 周德锋
Original assignee: Hunan Vocational College of Chemical Technology
Current assignee: Hunan Vocational College of Chemical Technology
Priority date: 2019-12-09
Filing date: 2019-12-09
Publication date: 2020-04-21

Abstract

The invention relates to the technical field of metal smelting, and discloses a device for efficiently removing dust generated in screening of iron ore in metal smelting. This device of iron ore screening production dust during metal smelting is got rid of to high efficiency through the use of a rotation wheel and eccentric rod, screens the arc wall and the use of gyro wheel of frame left end in the cooperation, has reached the effect of constantly rocking the screening frame framework, and the dust that produces in the screening process is through the atomizing nozzle of the device and the lower extreme that induced drafts, the effectual dust of having got rid of.

Description

Device for efficiently removing dust generated during screening of iron ore in metal smelting

Technical Field

The invention relates to the technical field of metal smelting, in particular to a device for efficiently removing dust generated in screening of iron ore in metal smelting.

Background

The metal smelting is a process of changing metal from a compound to a free state, and some auxiliary gases, such as carbon, carbon monoxide, hydrogen and the like, are used for promoting the metal to react at a high temperature to obtain a metal simple substance, the smelting mainly utilizes three chemical principles of a reduction method, a replacement method and an electrolysis method, and in the metal smelting, some iron ores with certain specifications are required to be added, so that mineral substances are required to be screened out, and the iron mineral substances required by people are required to be screened out.

However, in the existing iron mineral screening device, the volume is large, and in the screening process, a lot of dust is generated, which not only affects the environment, but also brings inconvenience to workers.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the device for efficiently removing dust generated in screening of iron ores in metal smelting, has the advantages of efficiently removing the dust generated in screening and better screening effect, and solves the problems of incomplete dust removal and low screening efficiency in the prior art.

(II) technical scheme

In order to realize the purposes of efficiently removing dust generated in screening and having better screening effect, the invention provides the following technical scheme: the device for efficiently removing dust generated during screening of iron ore in metal smelting comprises a supporting leg, wherein a first supporting plate is fixedly arranged at the upper end of the supporting leg, a fixed base is fixedly arranged at the left end of the top of the first supporting plate, an arc-shaped groove is formed in the top end of the fixed base, a rotating wheel is rotatably connected to the right end of the first supporting plate, an eccentric rod is movably arranged on the rotating wheel, a connecting rod is movably hinged to a first fixed rod, the first fixed rod is fixedly arranged on a screening frame, a movable rod is movably arranged in the first fixed rod, a first connecting rod is fixedly connected to the lower end of the movable rod, a roller wheel is rotatably connected to the lower end of the first connecting rod, dust suction devices are fixedly arranged at the left end and the right end of the screening frame, blocking nets are respectively arranged at the left end and the right end of the screening frame, a second, the lower extreme of second connecting rod rotates and is connected with the pulley, and the right-hand member of landing leg and the lower extreme fixed mounting who has first backup pad have the water tank, and the right lower extreme fixed mounting of water tank has atomizing nozzle, and the lower extreme fixed mounting of landing leg has the second backup pad, and the upper end fixed mounting of second backup pad has the collecting box.

Preferably, the connection relation of gyro wheel and first backup pad is swing joint, drives the eccentric rod motion through rotating the wheel, and the eccentric rod drives and drives first dead lever motion, and first dead lever drives screening frame and gyro wheel motion simultaneously, and the prescribed orbit motion is done on the arc wall through the pulley to the screening frame has reached the effect of constantly rocking the screening.

Preferably, the connection relation of pulley and arc wall is sliding connection, and the pulley can move on the arc wall, and the arc wall is the orbit of pulley motion promptly, realizes that the screening frame can rock about from top to bottom.

Preferably, the lower extreme fixed mounting who states the screening frame has the iron ore screening net, dust extraction's internally mounted has the suction fan, be close to and install the filter screen on the terminal surface of suction fan blade, drive screening frame through rocking device rocks, thereby filter the ore, in the screening process, can produce a lot of dust, dust extraction filters through the first layer that blocks the net at first to the dust that produces, inhale into dust storage bin through the dust of suction fan in with the screening frame, it can the activity hinge in screening frame bottom again to block the net, so can open the dust of storage in the clearance storehouse regularly, install atomizing nozzle simultaneously at the lower extreme of screening frame and to the dust humidification, thereby reached the effect that the dust was got rid of to the full aspect.

Preferably, the connection relationship between the lower end of the blocking net and the screening frame is that the blocking net can be opened periodically by the movable hinge, so that dust remained in the dust storage bin can be cleaned.

Preferably, the upper end of the blocking net is in threaded connection with the screening frame through a bolt.

Preferably, the lower extreme of movable rod and at the inside fixed mounting of first dead lever have the limiting plate, and the upper end fixed mounting of limiting plate has the spring, and the spring cup joints on the movable rod, and when the pulley moved the arc wall highest point, the left end of screening frame was lifted up, and at this moment under the effect of spring, the right-hand member also can rise thereupon, has reached stable balanced effect.

(III) advantageous effects

Compared with the prior art, the invention provides a device for efficiently removing dust generated in screening of iron ore in metal smelting, which has the following beneficial effects:

1. this device of iron ore screening produces dust in metal smelting is got rid of to high efficiency, drive screening frame through rocking the device rocks, thereby filter the ore, in the screening process, can produce a lot of dusts, dust extraction filters through the first layer that blocks the net at first to the dust that produces, inhale dust storage storehouse through the dust of suction fan in with the screening frame, it can articulate in screening bottom of the frame portion to block the net again, so can regularly open the dust of storage in the clearance storehouse, install atomizing nozzle simultaneously to the dust humidification at the lower extreme of screening frame, thereby the effect of dust is got rid of to the aspect of the aspect has been reached.

2. This device of iron ore screening production dust during metal smelting is got rid of to high efficiency drives the eccentric rod motion through rotating the wheel, and the eccentric rod drives and drives first dead lever motion, and first dead lever drives screening frame and gyro wheel motion simultaneously, and the prescribed orbit motion is done on the arc wall through the pulley to the screening frame has reached the effect of constantly rocking the screening.

3. This device of iron ore screening production dust during metal smelting is got rid of to high efficiency, the lower extreme through the movable rod and at the inside fixed mounting of first dead lever has the limiting plate, the upper end fixed mounting of limiting plate has the spring, and the spring cup joints on the movable rod, when the pulley moves the arc wall highest point, the left end of screening frame is lifted up, at this moment under the effect of spring, the right-hand member also can rise thereupon, has reached stable balanced effect.

Drawings

FIG. 1 is a schematic front view of the structure of the present invention;

FIG. 2 is a schematic view of the structure of the air draft apparatus of the present invention;

FIG. 3 is an enlarged view of a portion of the structure of the present invention;

fig. 4 is an enlarged view of a structural part of the present invention.

In the figure: the device comprises a supporting leg 1, a first supporting plate 2, a fixed base 3, an arc-shaped groove 4, a rotating wheel 5, an eccentric rod 6, a first fixed rod 7, a screening frame 8, a movable rod 9, a first connecting rod 91, a roller 10, a dust suction device 11, a blocking net 12, a second fixed rod 13, a second connecting rod 14, a pulley 15, a water tank 16, an atomizing nozzle 17, a second supporting plate 18, a collecting box 19 and a limiting plate 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a device for efficiently removing dust generated during screening of iron ore in metal smelting comprises a supporting leg 1, a first supporting plate 2 is fixedly installed at the upper end of the supporting leg 1, a fixed base 3 is fixedly installed at the left end of the top of the first supporting plate 2, an arc-shaped groove 4 is formed in the top end of the fixed base 3, a rotating wheel 5 is rotatably connected to the right end of the first supporting plate 2, an eccentric rod 6 is movably installed on the rotating wheel 5, the connecting rod 6 is movably hinged to a first fixing rod 7, the first fixing rod 7 is fixedly installed on a screening frame 8, an iron ore screening net is fixedly installed at the lower end of the screening frame 8, a suction fan is installed inside a dust collection device 11, a filter net is installed on the end surface close to the blades of the suction fan, the screening frame is driven by a shaking device to shake, so as to screen the ore, the dust collector 11 firstly filters the generated dust through the first layer of the blocking net 12, the dust in the screening frame 8 is sucked into the dust storage bin through the suction fan, the blocking net 12 can be movably hinged at the bottom of the screening frame 8, so the dust stored in the cleaning bin can be periodically opened, the atomizing nozzle 17 is simultaneously installed at the lower end of the screening frame 8 to humidify the dust, thereby the effect of removing the dust in all aspects is achieved, the movable rod 9 is movably installed in the first fixed rod 7, the lower end of the movable rod 9 is fixedly provided with the limiting plate 20 in the first fixed rod 7, the upper end of the limiting plate 20 is fixedly provided with the spring, the spring is sleeved on the movable rod 9, when the pulley 15 runs to the highest position of the arc-shaped groove 4, the left end of the screening frame 8 is lifted, at the moment, the right end can be lifted along with the spring under the action of the spring, and the effect of stable balance is achieved, the lower end of the movable rod 9 is fixedly connected with a first connecting rod 91, the lower end of the first connecting rod 91 is rotatably connected with a roller 10, the connecting relationship between the roller 10 and the first supporting plate 2 is movable connection, the eccentric rod 6 is driven to move by the rotating wheel 5, the eccentric rod 6 drives the first fixing rod 7 to move, the first fixing rod 7 simultaneously drives the screening frame 8 and the roller 10 to move, the left end of the screening frame 8 makes a specified track movement on the arc-shaped groove 4 through a pulley 15, so that the screening frame 8 achieves the effect of continuously shaking screening, the left end and the right end of the screening frame 8 are both fixedly provided with dust suction devices 11, the left end and the right end of the screening frame 8 are both provided with blocking nets 12, the connecting relationship between the lower end of the blocking nets 12 and the screening frame 8 is that the blocking nets 12 can be opened regularly in a movable hinged manner, dust remained in a dust storage bin is cleaned, the upper end of the blocking nets 12, the left end fixed mounting of screening frame 8 bottom has second dead lever 13, the lower extreme fixed mounting of second dead lever 13 has second connecting rod 14, the lower extreme of second connecting rod rotates and is connected with pulley 15, pulley 15 is sliding connection with arc wall 4's relation of connection, pulley 15 can move on arc wall 4, arc wall 4 is the orbit of pulley 15 motion promptly, it rocks about can be from top to bottom to realize screening frame 8, the right-hand member of landing leg 1 and the lower extreme fixed mounting at first backup pad 2 have water tank 16, the right lower extreme fixed mounting of water tank 16 has atomizing nozzle 17, the lower extreme fixed mounting of landing leg 1 has second backup pad 18, the upper end fixed mounting of second backup pad 18 has collecting box 19.

The working principle is as follows: when iron ore screening is carried out, firstly, the rotating wheel 5 is rotated, the eccentric rod 6 is driven to move by the rotating wheel 5, the eccentric rod 6 is driven to drive the first fixing rod 7 to move, the first fixing rod 7 simultaneously drives the screening frame 8 and the roller 10 to move, the left end of the screening frame 8 makes a specified track motion on the arc-shaped groove 4 by the pulley 15, so that the screening frame 8 achieves the effect of continuously shaking and screening, the shaking device drives the screening frame 8 to shake, thereby screening ores, a great amount of dust can be generated in the screening process, the dust suction device 11 firstly filters the generated dust through the first layer of the blocking net 12, the dust in the screening frame 8 is sucked into the dust storage bin by the suction fan, the blocking net 12 can be movably hinged at the bottom of the screening frame 8, so that the dust stored in the cleaning bin can be regularly opened, the lower end of the screening frame 8 is simultaneously provided with the humidifying nozzle 17 for humidifying the dust, thereby achieving the effect of removing dust in all aspects.

In conclusion, this device of iron ore screening production dust in metal smelting is got rid of to high efficiency through the use of a rotation wheel 5 and eccentric rod 6, and the arc wall 4 and the gyro wheel 15 of screening frame 8 left end use on the cooperation, have reached the effect of constantly rocking the screening frame 8 framework, and the dust that produces in the screening process is through the atomizing nozzle 17 of the device 11 and the lower extreme that induced drafts, the effectual dust of having got rid of.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Produce the device of dust when iron ore sieves in the metal smelting is got rid of to high efficiency, including landing leg (1), its characterized in that: the upper end of the supporting leg (1) is fixedly provided with a first supporting plate (2), the left end of the top of the first supporting plate (2) is fixedly provided with a fixed base (3), the top end of the fixed base (3) is provided with an arc-shaped groove (4), the right end of the first supporting plate (2) is rotatably connected with a rotating wheel (5), the rotating wheel (5) is movably provided with an eccentric rod (6), the eccentric rod (6) is movably hinged on a first fixed rod (7), the first fixed rod (7) is fixedly arranged on a screening frame (8), the inside of the first fixed rod (7) is movably provided with a movable rod (9), the lower end of the movable rod (9) is fixedly connected with a first connecting rod (91), the lower end of the first connecting rod (91) is rotatably connected with a roller (10), the left end and the right end of the screening frame (8) are both fixedly provided with dust collectors (11), the left end and the right end of the, the left end fixed mounting of screening frame (8) bottom has second dead lever (13), the lower extreme fixed mounting of second dead lever (13) has second connecting rod (14), the lower extreme of second connecting rod rotates and is connected with pulley (15), the right-hand member of landing leg (1) and the lower extreme fixed mounting at first backup pad (2) have water tank (16), the right lower extreme fixed mounting of water tank (16) has atomizing nozzle (17), the lower extreme fixed mounting of landing leg (1) has second backup pad (18), the upper end fixed mounting of second backup pad (18) has collecting box (19).

2. The apparatus for efficiently removing dust generated in screening of iron ore in metal smelting according to claim 1, wherein: the connection relation between the roller (10) and the first supporting plate (2) is flexible connection.

3. The apparatus for efficiently removing dust generated in screening of iron ore in metal smelting according to claim 1, wherein: the connection relationship between the pulley (15) and the arc-shaped groove (4) is sliding connection.

4. The apparatus for efficiently removing dust generated in screening of iron ore in metal smelting according to claim 1, wherein: the lower end of the screening frame (8) is fixedly provided with an iron ore screening net, the dust suction device (11) is internally provided with a suction fan, and the end surface close to the blades of the suction fan is provided with a filter screen.

5. The apparatus for efficiently removing dust generated in screening of iron ore in metal smelting according to claim 1, wherein: the lower end of the blocking net (12) is movably hinged with the screening frame (8).

6. The apparatus for efficiently removing dust generated in screening of iron ore in metal smelting according to claim 1, wherein: the upper end of the blocking net (12) is in threaded connection with the screening frame (8) through a bolt, and the frame body of the blocking net (12) and the screening frame (8) forms a dust storage bin.

7. The apparatus for efficiently removing dust generated in screening of iron ore in metal smelting according to claim 1, wherein: the lower extreme of movable rod (9) and at the inside fixed mounting of first dead lever (7) have limiting plate (20), and the upper end fixed mounting of limiting plate (20) has the spring, and the spring cup joints on movable rod (9).