CN213652548U

CN213652548U - Slag skimming device for blast furnace production

Info

Publication number: CN213652548U
Application number: CN202022611952.0U
Authority: CN
Inventors: 吴英豪
Original assignee: Shanxi Jinnan Iron and Steel Group Co Ltd
Current assignee: Shanxi Jinnan Iron and Steel Group Co Ltd
Priority date: 2020-11-12
Filing date: 2020-11-12
Publication date: 2021-07-09
Anticipated expiration: 2030-11-12

Abstract

The utility model discloses a skimming device for blast furnace production, which comprises a skimming box, wherein the top of the skimming box is slidably connected with a machine case, the inner cavity of the machine case is fixedly connected with a motor, the output shaft of the motor is fixedly connected with a stirring rod, the top of the inner cavity of the skimming box is provided with a through hole, and the bottom of the stirring rod penetrates through the through hole and extends to the inside of the machine case, the skimming device for blast furnace production is jointly constructed by the arrangement of the skimming box, the machine case, the motor, the stirring rod, the through hole, an electric push rod, a sieve plate, a groove, a fire-resistant baffle, a steel cable rope and a take-up wheel, wherein the stirring rod is driven by the motor to stir a mixture of molten iron and iron slag, so as to facilitate the flotation of the mixture of molten iron and iron slag and the like, and then the separation of the molten iron and iron slag is facilitated, after the molten iron is separated, the filtered iron slag enters the collecting box through the slag outlet.

Description

Slag skimming device for blast furnace production

Technical Field

The utility model relates to the technical field of blast furnace slag iron processing, in particular to a skimming device for blast furnace production.

Background

The steel products are important materials essential for national construction and realization of quartification, are widely applied and have various varieties, and are generally divided into four categories, namely section bars, plates, pipes and metal products according to different section shapes, and are divided into varieties of heavy rails, light rails, large section bars, medium section bars, small section bars, steel cold-formed section bars, high-quality section bars, wire rods, medium-thickness steel plates, thin steel plates, silicon steel sheets for electricians, strip steel, seamless steel pipe steel, welded steel pipes, metal products and the like in order to facilitate the organization of production, order supply and the working management of the steel products.

The slag skimmer is a container for separating slag and iron in the tapping process of a blast furnace, is subjected to ablation and scouring of high-temperature slag and iron, normally, more than ten thousand tons of molten iron flow through the slag skimmer every month, is a key link of stokehole operation, is an essential device for stokehole work of the blast furnace, is a place for separating slag and iron in tapping, is low in working efficiency in slag and iron separation of the conventional slag skimmer and difficult to meet the requirements of the conventional production life, and therefore the slag skimmer for blast furnace production is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a skimming device is used in blast furnace production possesses the fast advantage of slag-iron separation, and work efficiency is low when having solved current skimming device slag-iron separation, is difficult to satisfy the problem of current production needs.

In order to achieve the above object, the utility model provides a following technical scheme: a skimming device for blast furnace production comprises a skimming box, the top of the skimming box is connected with a machine case in a sliding way, the inner cavity of the case is fixedly connected with a motor, the output shaft of the motor is fixedly connected with a stirring rod, the top of the inner cavity of the skimming box is provided with a through hole, the bottom of the stirring rod penetrates through the through hole and extends to the inside of the case, the left side of the top of the skimming box is fixedly connected with an electric push rod through a bracket, the right side of the electric push rod is fixedly connected with the machine box, both sides of the inner cavity of the skimming box are fixedly connected with sieve plates, the right side of the top of each sieve plate is provided with a groove, the inner cavity of the groove is provided with a fire-resistant baffle, the top of the fire-resistant baffle is fixedly connected with a steel cable rope, the right side of the top of the skimming box is movably connected with a take-up pulley through a support, and the top of the steel cable rope penetrates through the skimming box and is in transmission connection with the take-up pulley.

Preferably, the left top intercommunication of skimming case inner chamber has the inlet pipe, the spout has all been seted up to the front end and the rear end at skimming case top, the inner chamber sliding connection of spout has the slider, the one end and the quick-witted case fixed connection of spout are kept away from to the slider.

Preferably, the bottom of the left side of the inner cavity of the skimming box is communicated with a discharge pipe, and a slope is arranged at the bottom of the inner cavity of the skimming box.

Preferably, the slag notch has been seted up on the right side of skimming case inner chamber and the right side that is located fire-resistant baffle, the right side of skimming case and the below fixedly connected with collecting box that is located the slag notch.

Preferably, the surface of the skimming box is provided with an observation window.

Preferably, both sides of the bottom of the skimming box are fixedly connected with supporting legs, and the bottoms of the supporting legs are movably connected with rollers through rotating shafts.

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

1. the utility model discloses a skimming case, quick-witted case, including a motor, an end cap, a controller, and a cover plate, the puddler, the through-hole, electric putter, the sieve, a recess, fire-resistant baffle, the setting of wire rope and take-up pulley, a skimming device for blast furnace production has been found jointly, wherein drive the puddler through the motor and stir the molten iron scum mixture, make things convenient for the flotation of molten iron scum mixture, do benefit to come-up such as scum, then do benefit to the separation of molten iron scum through the sieve, treat that the molten iron separation finishes the back, take-up pulley tightens up the wire rope, at this moment fire-resistant baffle rebound, the scum that filters passes through the slag notch, get into to the collection incasement, go up the cooperation of structure, work efficiency is low when having solved current skimming device scum iron separation, be difficult.

2. The utility model can facilitate the staff to watch the working condition in the skimming box at any time by arranging the observation window, and is convenient to adjust in time;

through setting up landing leg and gyro wheel, can conveniently remove labour saving and time saving to the device.

Drawings

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

fig. 2 is a partial right view of the housing of the present invention;

FIG. 3 is a perspective view of the collecting box of the present invention;

fig. 4 is a front view of the present invention;

fig. 5 is a partial enlarged view of the present invention a.

In the figure: 1. a skimming box; 2. a chassis; 3. a motor; 4. a stirring rod; 5. a through hole; 6. an electric push rod; 7. a sieve plate; 8. a groove; 9. a refractory baffle; 10. a wire rope; 11. a take-up pulley; 12. a feed pipe; 13. a discharge pipe; 14. a slope; 15. a slag outlet; 16. a collection box; 17. an observation window; 18. a support leg; 19. a chute; 20. a slide block.

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. 1-5, a skimming device for blast furnace production comprises a skimming box 1, a machine case 2 is slidably connected to the top of the skimming box 1, a motor 3 is fixedly connected to the inner cavity of the machine case 2, a stirring rod 4 is fixedly connected to the output shaft of the motor 3, a through hole 5 is formed in the top of the inner cavity of the skimming box 1, the bottom of the stirring rod 4 penetrates through the through hole 5 and extends into the machine case 2, an electric push rod 6 is fixedly connected to the left side of the top of the skimming box 1 through a bracket, the right side of the electric push rod 6 is fixedly connected with the machine case 2, a sieve plate 7 is fixedly connected to both sides of the inner cavity of the skimming box 1, a groove 8 is formed in the right side of the top of the sieve plate 7, a fire-resistant baffle 9 is arranged in the inner cavity of the groove 8, a steel cable 10 is fixedly connected to the top of the fire-, wherein, the winding working principle belongs to the prior art, the top of the steel cable 10 penetrates through the skimming box 1 and is in transmission connection with the take-up pulley 11, a skimming device for blast furnace production is jointly constructed through the skimming box 1, the case 2, the motor 3, the stirring rod 4, the through hole 5, the electric push rod 6, the sieve plate 7, the groove 8, the fire-resistant baffle 9, the steel cable 10 and the take-up pulley 11, the stirring rod 4 is driven by the motor 3 to stir the mixture of the molten iron and the iron slag, so as to facilitate the flotation of the mixture of the molten iron and the iron slag, facilitate the upward floating of the iron slag and the like, then facilitate the separation of the molten iron and the iron slag through the sieve plate 7, after the molten iron is separated, the take-up pulley 11 tightens up the steel cable 10, at the moment, the fire-resistant baffle 9 moves upwards, the filtered iron slag enters the take-up box 16 through the slag outlet 15, the cooperation of the above structure solves the low working efficiency, the existing production needs are difficult to meet.

Referring to fig. 2, the top of the left side of the inner cavity of the skimming box 1 is communicated with a feeding pipe 12, the front end and the rear end of the top of the skimming box 1 are both provided with sliding grooves 19, the inner cavity of the sliding grooves 19 is slidably connected with a sliding block 20, and one end of the sliding block 20 far away from the sliding grooves 19 is fixedly connected with the case 2.

Referring to fig. 1, a discharge pipe 13 is communicated with the bottom of the left side of the inner cavity of the skimming box 1, and a slope 14 is arranged at the bottom of the inner cavity of the skimming box 1.

Referring to fig. 1 and 5, a slag outlet 15 is formed on the right side of the inner cavity of the skimming box 1 and on the right side of the refractory baffle 9, and a collecting box 16 is fixedly connected to the right side of the skimming box 1 and below the slag outlet 15.

Referring to fig. 4, an observation window 17 is arranged on the surface of the skimming box 1, and the observation window 17 is arranged, so that a worker can conveniently watch the working condition in the skimming box 1 at any time, and the adjustment is convenient and timely.

Referring to fig. 1 and 4, the two sides of the bottom of the skimming box 1 are fixedly connected with the supporting legs 18, the bottom of the supporting legs 18 is movably connected with the roller through the rotating shaft, and the device can be conveniently moved by arranging the supporting legs 18 and the roller, so that time and labor are saved.

When the slag skimming device is used, molten iron enters the skimming box 1 through the feeding pipe 12, then the molten iron passes through the observation window 17, a worker can conveniently watch the working condition in the skimming box 1 at any time, timely adjustment is convenient, when the molten iron in the skimming box 1 is more, the stirring rod 4 is driven by the motor 3 to stir the molten iron and iron slag mixture, the flotation of the molten iron and iron slag mixture is convenient, the floating of iron slag and the like is facilitated, at the moment, the sieve plate 7 is arranged, the molten iron and iron slag can be separated, after the molten iron is separated, the steel cable rope 10 is tightened up by the take-up pulley 11, the fireproof baffle plate 9 is pulled by the steel cable rope 10 to move upwards, the filtered iron slag can enter the take-up box 16 through the slag outlet 15, and finally, the device can be conveniently moved by arranging the supporting legs 18 and the rollers, time and labor are saved, the cooperation of the above structures solves the problem that the low working efficiency of the, the existing production needs are difficult to meet.

The control mode of the present application is automatically controlled by a controller, the control circuit of the controller can be realized by simple programming by those skilled in the art, and the present application is common knowledge in the field, and the present application mainly protects the mechanical device, so the control mode and the circuit connection are not explained in detail in the present application.

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. The utility model provides a slag skimmer for blast furnace production, includes slag skimming case (1), its characterized in that: the top of the skimming box (1) is slidably connected with a machine case (2), the inner cavity of the machine case (2) is fixedly connected with a motor (3), an output shaft of the motor (3) is fixedly connected with a stirring rod (4), the top of the inner cavity of the skimming box (1) is provided with a through hole (5), the bottom of the stirring rod (4) penetrates through the through hole (5) and extends to the inside of the machine case (2), the left side of the top of the skimming box (1) is fixedly connected with an electric push rod (6) through a support, the right side of the electric push rod (6) is fixedly connected with the machine case (2), both sides of the inner cavity of the skimming box (1) are both fixedly connected with a sieve plate (7), the right side of the top of the sieve plate (7) is provided with a groove (8), the inner cavity of the groove (8) is provided with a fire-resistant baffle plate (9), the top, the right side of the top of the skimming box (1) is movably connected with a take-up pulley (11) through a support, and the top of the steel cable rope (10) penetrates through the skimming box (1) and is in transmission connection with the take-up pulley (11).

2. The slag skimmer for blast furnace production as claimed in claim 1, wherein: the left top intercommunication of skimming case (1) inner chamber has inlet pipe (12), spout (19) have all been seted up to the front end and the rear end at skimming case (1) top, the inner chamber sliding connection of spout (19) has slider (20), the one end and quick-witted case (2) fixed connection of spout (19) are kept away from in slider (20).

3. The slag skimmer for blast furnace production as claimed in claim 1, wherein: the bottom of the left side of the inner cavity of the skimming box (1) is communicated with a discharge pipe (13), and the bottom of the inner cavity of the skimming box (1) is provided with a slope (14).

4. The slag skimmer for blast furnace production as claimed in claim 1, wherein: slag notch (15) have been seted up on the right side of skimming case (1) inner chamber and the right side that is located fire baffle (9), the right side of skimming case (1) and the below fixedly connected with collecting box (16) that are located slag notch (15).

5. The slag skimmer for blast furnace production as claimed in claim 1, wherein: an observation window (17) is arranged on the surface of the skimming box (1).

6. The slag skimmer for blast furnace production as claimed in claim 1, wherein: the slag skimming box is characterized in that supporting legs (18) are fixedly connected to two sides of the bottom of the slag skimming box (1), and the bottoms of the supporting legs (18) are movably connected with rollers through rotating shafts.