CN213652559U - Device for casting pig iron with high purity by melting reduction method through superheater boiler - Google Patents

Abstract

The utility model discloses a device of superheat boiler in high-purity cast pig iron of smelting reduction method, including main part, smelting reduction furnace, feed inlet and second filter screen, the condenser pipe is installed to the top front end of main part, and the rear end of condenser pipe installs the shaping extrusion piece, settle the top of shaping extrusion piece has mould inner chamber, and one side that the axis of main part was kept away from to shaping extrusion piece settles and have buffer spring, hydraulic push rod is installed on mould inner chamber's top. This overheated boiler passes through the setting that the block is connected between fixture block and the draw-in groove at the device of the high-purity cast iron of smelting reduction method and can make slag clearance mouth when idle, the sealed lid of slag clearance mouth front end can be sealed inseparabler, temperature resistant protective sheath can be when the user clears up the inside of slag clearance mouth simultaneously, can avoid taking place the condition that the user was scalded, the setting of first filter screen is in order to filter the raw materials after smashing, avoid the great raw materials of granule to get into in the smelting reduction furnace.

Description

Device for casting pig iron with high purity by melting reduction method through superheater boiler

Technical Field

The utility model relates to the technical field of cast pig iron, in particular to a device for casting pig iron by a superheat boiler in a high-purity way by a smelting reduction method.

Background

The boiler is an energy conversion device, the energy input to the boiler is chemical energy and electric energy in fuel, the boiler outputs steam, high-temperature water or an organic heat carrier with certain heat energy, the application range of the boiler is very wide, the boiler generally uses a smelting reduction method to cast the pig iron in the preparation process, the smelting reduction method refers to a method for reducing the iron ore in a high-temperature molten state without a blast furnace, the product is liquid molten iron with components similar to those of the blast furnace molten iron, the smelting reduction method is developed to replace or supplement the blast furnace method for iron making, and a specific casting device is required to be used in the pig iron casting process.

When the existing iron casting device utilizes a smelting reduction method to make iron in the using process, the volume of raw materials is large, the high-temperature smelting time is long, the integral production efficiency is influenced, and meanwhile, when waste slag in a smelting reduction furnace is cleaned, the problem that a waste slag door is touched to scald the iron is easy to occur.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a device for casting pig iron by a superheat boiler in a melting reduction method with high purity, which aims to solve the problems in the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: a device for high-purity cast pig iron of a superheater boiler in a smelting reduction method comprises a main body, a smelting reduction furnace, a feeding port and a second filter screen, wherein a condenser pipe is installed at the front end above the main body, a forming extrusion block is installed at the rear end of the condenser pipe, a mold inner cavity is arranged above the forming extrusion block, a buffer spring is arranged on one side, away from the central axis of the main body, of the forming extrusion block, a hydraulic push rod is installed at the top end of the mold inner cavity, a discharging port is arranged in the middle of the top end of the mold inner cavity, the smelting reduction furnace is arranged at the top end of the discharging port, a slag cleaning port is arranged below the front end of the smelting reduction furnace, a clamping block is fixed at the rear end of the right side of the slag cleaning port, a clamping groove is formed in the outer wall of the clamping block, a connecting sleeve is arranged on the right side of the, and the crushing bin is internally provided with a crushing knife, the bottom end of the crushing knife is provided with a first filter screen, the feed inlet is arranged at the top end of the crushing bin, and the second filter screen is arranged at the bottom end of the melting reduction furnace.

Preferably, the interior of the condenser pipe is hollow, the condenser pipe is tightly attached to the molding extrusion block, and the molding extrusion block is movably connected with the inner cavity of the mold.

Preferably, the number of the buffer springs is two, and the buffer springs are symmetrically distributed about a perpendicular bisector of the main body.

Preferably, the hydraulic push rod and the inner cavity of the die are welded, and the inner cavity of the die and the discharge hole are communicated with each other.

Preferably, the interior of the smelting reduction furnace is hollow, the smelting reduction furnace is fixedly connected with the crushing bin, and the crushing bin and the feeding port are in an integrated structure.

Preferably, the fixture block is rectangular, the fixture block and the slag cleaning opening are welded, and the fixture block and the clamping groove are connected in a clamping mode.

Preferably, the first filter screen is rectangular, and the first filter screen is movably connected with the crushing bin.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this superheat boiler is in the setting of the high-purity device condensation pipe inside cavity form of casting pig iron of smelting reduction method for conveniently storing the comdenstion water, make the mould inner chamber push down to the shaping when squeezing the piece inside, the condenser pipe can cool off the pig iron after the shaping, thereby improve the casting efficiency of pig iron, buffer spring's setting can be inside getting into the molten iron in the mould inner chamber when descending to the shaping and squeezing and carrying out extrusion in the piece, play the effect of buffering, make the main part can be more stable at the in-process that uses.

2. This superheating boiler welded setting can make during hydraulic rod extends downwards between device hydraulic rod and the mould inner chamber of the high-purity cast iron of smelting reduction method, can drive the mould inner chamber and descend, thereby can get into the inside shaping extrusion piece of carrying out the shaping after the mould inner chamber is inside to be stored full molten iron, the setting of the inside cavity form of smelting reduction furnace is in order to refine raw and other materials, carry out high temperature to raw and other materials and temper, the setting of smashing the storehouse is in order to utilize its inside crushing sword to smash the raw and other materials, it tempers to be convenient for its inside that gets into the smelting reduction furnace.

3. This superheating boiler block between device fixture block and the draw-in groove of the high-purity cast iron of smelting reduction method is connected sets up can so that slag clearance mouth when idle, the sealed lid of slag clearance mouth front end can be sealed tighter, temperature resistant protective sheath can be when the user clears up slag clearance mouth inside simultaneously, can avoid taking place the condition that the user finger was scalded, the setting of first filter screen is in order to filter the raw materials after smashing, avoid the great raw materials of granule to get into in the smelting reduction furnace, swing joint's setting is in order to clear up first filter screen between first filter screen and the crushing storehouse for the sake of convenience simultaneously, make its in-process more convenient that uses.

Drawings

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

FIG. 2 is a schematic view showing the internal structure of the melting reduction furnace and the crushing blade according to the present invention;

FIG. 3 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 4 is the three-dimensional structure diagram of the extrusion block and the inner cavity of the mold.

In the figure: 1. a main body; 2. a condenser tube; 3. forming an extrusion block; 4. an inner cavity of the mold; 5. a buffer spring; 6. a hydraulic push rod; 7. a discharge port; 8. a slag cleaning port; 9. a smelting reduction furnace; 10. a card slot; 11. a clamping block; 12. a connecting sleeve; 13. a temperature-resistant protective sleeve; 14. a crushing bin; 15. a feed inlet; 16. a crushing knife; 17. a first filter screen; 18. a second filter.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a device for high-purity cast pig iron of a superheater boiler in a smelting reduction method comprises a main body 1, a condenser pipe 2, a forming extrusion block 3, a mold inner cavity 4, a buffer spring 5, a hydraulic push rod 6, a discharge port 7, a slag cleaning port 8, a smelting reduction furnace 9, a clamping groove 10, a clamping block 11, a connecting sleeve 12, a temperature-resistant protective sleeve 13, a crushing bin 14, a feed port 15, a crushing cutter 16, a first filter screen 17 and a second filter screen 18, wherein the condenser pipe 2 is installed at the front end of the upper part of the main body 1, the forming extrusion block 3 is installed at the rear end of the condenser pipe 2, the mold inner cavity 4 is arranged above the forming extrusion block 3, the buffer spring 5 is arranged on one side of the forming extrusion block 3, which is far away from the central axis of the main body 1, the hydraulic push rod 6 is installed at the top end of the mold inner cavity 4, the discharge port, a slag cleaning port 8 is arranged below the front end of the melting reduction furnace 9, a fixture block 11 is fixed at the rear end of the right side of the slag cleaning port 8, a clamping groove 10 is formed in the outer wall of the fixture block 11, a connecting sleeve 12 is arranged on the right side of the top end of the fixture block 11, a temperature-resistant protective sleeve 13 is arranged on the right side of the connecting sleeve 12, a crushing bin 14 is arranged at the top end of the melting reduction furnace 9, a crushing knife 16 is arranged inside the crushing bin 14, a first filter screen 17 is arranged at the bottom end of the crushing knife 16, a feeding port 15 is arranged at the top end of the crushing bin 14, a second filter screen 18 is arranged at the bottom end inside the melting reduction furnace 9, the interior of the condensation pipe 2 is hollow, the condensation pipe 2 is tightly attached to the molding extrusion block 3, the molding extrusion block 3 is movably connected to the mold inner cavity 4, the condensation water is stored in the hollow interior of the condensation pipe 2 for the convenience of convenience, the condensation pipe 2 can cool the formed pig iron, so that the casting efficiency of the pig iron is improved;

the two buffer springs 5 are arranged, the two buffer springs 5 are symmetrically distributed about a perpendicular bisector of the main body 1, and the buffer springs 5 play a role in buffering when molten iron entering the inner cavity 4 of the die descends into the forming extrusion block 3 to be extruded and formed, so that the main body 1 can be more stable in the using process;

the hydraulic push rod 6 and the inner cavity 4 of the die are welded, the inner cavity 4 of the die is communicated with the discharge hole 7, and the hydraulic push rod 6 and the inner cavity 4 of the die are welded, so that when the hydraulic push rod 6 extends downwards, the inner cavity 4 of the die can be driven to descend, and the molten iron can enter the forming extrusion block 3 for forming after being fully stored in the inner cavity 4 of the die;

the interior of the smelting reduction furnace 9 is hollow, the smelting reduction furnace 9 is fixedly connected with the crushing bin 14, the crushing bin 14 and the feeding hole 15 are of an integrated structure, the hollow interior of the smelting reduction furnace 9 is arranged for refining raw materials and performing high-temperature exercise on the raw materials, and the crushing bin 14 is arranged for crushing the raw materials by using a crushing knife 16 in the interior of the crushing furnace so as to facilitate the raw materials to enter the interior of the smelting reduction furnace 9 for exercise;

the clamping block 11 is rectangular, the clamping block 11 is welded with the slag cleaning port 8, the clamping block 11 is connected with the clamping groove 10 in a clamping manner, the clamping connection between the clamping block 11 and the clamping groove 10 can enable the sealing cover at the front end of the slag cleaning port 8 to be sealed more tightly when the slag cleaning port 8 is idle, and meanwhile, the temperature-resistant protective sleeve 13 can prevent fingers of a user from being scalded when the user cleans the interior of the slag cleaning port 8;

first filter screen 17 is the rectangle form, and is swing joint between first filter screen 17 and the crushing storehouse 14, and the setting of first filter screen 17 is for screening the raw materials after smashing, avoids in the great raw materials of granule gets into melting reduction furnace 9, and swing joint's setting is for facilitating the clearing up first filter screen 17 between first filter screen 17 and the crushing storehouse 14 simultaneously for it is more convenient at the in-process that uses.

The working principle is as follows: for the device of the superheating boiler for casting pig iron with high purity by a smelting reduction method, firstly, the hollow arrangement of the interior of the condenser pipe 2 is used for conveniently storing condensed water, so that the condenser pipe 2 can cool the formed pig iron, when the main body 1 needs to be used, firstly, raw materials are placed into the feed inlet 15, then the raw materials enter the feed inlet 15 and enter the crushing bin 14 through the feed inlet 15, then, a driving motor on the right side of the crushing bin 14 is started, the driving motor drives the crushing knife 16 to rotate, the crushing knife 16 can crush the raw materials in the rotating process, the crushed raw materials enter the smelting reduction furnace 9 through the first filter screen 17, then, the smelting reduction furnace 9 is started, the temperature in the smelting reduction furnace is increased to more than three hundred degrees, and after the temperature in the smelting reduction furnace 9 is up to three hundred degrees, the raw materials can be melted, the raw materials can flow into the discharge port 7 through the second filter screen 18 after being melted, when the raw materials pass through the second filter screen 18, the raw materials can be filtered by the second filter screen 18, the situation that furnace slag flows into the inner cavity 4 of the die is avoided, after the inner cavity 4 of the die is filled with the raw materials, the hydraulic push rod 6 can be arranged in a downward extending mode, when the hydraulic push rod 6 extends downwards, the inner cavity 4 of the die can be driven to descend until the inner cavity descends to the inside of the forming extrusion block 3 for forming, the buffer spring 5 plays a role in buffering when the inner cavity 4 of the die descends to the forming extrusion block 3 for extrusion forming, so that the main body 1 can be more stable in the using process, the condensate pipe is connected with the water inlet on the left side of the condensation pipe 2, after the connection, the two water outlet pipes are connected with the water outlet pipe on the right side of the condensation pipe 2, condenser pipe 2 will cool off the pig iron in the shaping extrusion piece 3, improve the holistic production efficiency of main part 1, after 1 operation of main part is accomplished, when needing to clear up the slag, at first hold temperature resistant protective sheath 13 and stimulate to the outside, when temperature resistant protective sheath 13 stimulates to the outside, just can separate between fixture block 11 and draw-in groove 10, after the separation, just can clear up the sealed lid of 8 front ends of slag clearance mouth and slag clearance mouth 8 between the separation, thereby just can clear up the slag of 8 inside of slag clearance mouth.

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 (7)

1. A device for high-purity cast pig iron of a superheat boiler in a smelting reduction method comprises a main body (1), a smelting reduction furnace (9), a feeding port (15) and a second filter screen (18), and is characterized in that: a condenser pipe (2) is installed at the front end of the upper portion of the main body (1), a forming extrusion block (3) is installed at the rear end of the condenser pipe (2), a mold inner cavity (4) is arranged above the forming extrusion block (3), a buffer spring (5) is arranged on one side, away from the central axis of the main body (1), of the forming extrusion block (3), a hydraulic push rod (6) is installed at the top end of the mold inner cavity (4), a discharge hole (7) is arranged in the middle of the top end of the mold inner cavity (4), a melting reduction furnace (9) is arranged at the top end of the discharge hole (7), a slag cleaning port (8) is arranged below the front end of the melting reduction furnace (9), a clamping block (11) is fixed to the rear end of the right side of the slag cleaning port (8), a clamping groove (10) is formed in the outer wall of the clamping block (11), and a connecting sleeve (, and a temperature-resistant protective sleeve (13) is arranged on the right side of the connecting sleeve (12), a crushing bin (14) is mounted at the top end of the smelting reduction furnace (9), a crushing knife (16) is arranged inside the crushing bin (14), a first filter screen (17) is arranged at the bottom end of the crushing knife (16), the feed port (15) is mounted at the top end of the crushing bin (14), and a second filter screen (18) is mounted at the bottom end inside the smelting reduction furnace (9).

2. A superheating boiler apparatus for casting pig iron with high purity by smelting reduction according to claim 1, characterized in that: the interior of the condensation pipe (2) is hollow, the condensation pipe (2) is tightly attached to the forming extrusion block (3), and the forming extrusion block (3) is movably connected with the mold inner cavity (4).

3. A superheating boiler apparatus for casting pig iron with high purity by smelting reduction according to claim 1, characterized in that: buffer spring (5) are provided with two, and buffer spring (5) are the symmetric distribution about the perpendicular bisector of main part (1).

4. A superheating boiler apparatus for casting pig iron with high purity by smelting reduction according to claim 1, characterized in that: the hydraulic push rod (6) and the die inner cavity (4) are welded, and the die inner cavity (4) is communicated with the discharge hole (7).

5. A superheating boiler apparatus for casting pig iron with high purity by smelting reduction according to claim 1, characterized in that: the interior of the smelting reduction furnace (9) is hollow, the smelting reduction furnace (9) is fixedly connected with the crushing bin (14), and the crushing bin (14) and the feeding hole (15) are in an integrated structure.

6. A superheating boiler apparatus for casting pig iron with high purity by smelting reduction according to claim 1, characterized in that: the fixture block (11) is rectangular, the fixture block (11) and the slag cleaning opening (8) are welded, and the fixture block (11) is connected with the clamping groove (10) in a clamping mode.

7. A superheating boiler apparatus for casting pig iron with high purity by smelting reduction according to claim 1, characterized in that: the first filter screen (17) is rectangular, and the first filter screen (17) is movably connected with the crushing bin (14).

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