CN212925073U - Erosion-resistant blast furnace tapping channel - Google Patents

Abstract

The utility model discloses an erosion-resistant blast furnace iron runner, which comprises an iron runner main body, wherein the upper end of the iron runner main body is provided with an iron runner groove, a water pipe which is jointed with the iron runner groove is arranged in the iron runner main body, one side of the iron runner main body is provided with a water tank, the water tank is provided with a water inlet, the input end and the output end of the water pipe are arranged in the water tank, the water tank is internally provided with a water pump which is connected with the input end of the water pipe, the water tank is internally provided with a refrigerating pipe which is electrically connected with a refrigerator arranged in the water tank, the utility model ensures that water is contacted with the iron runner main body through the water pipe, absorbs heat in the iron runner main body, cools the iron runner main body, simultaneously ensures that the water in the water tank keeps cooling through the refrigerating pipe, ensures that cold water continuously circulates and flows in the iron runner main body, ensures that the heat dissipation of the iron runner main body is quicker, and prevents the iron runner main, the service life of the tapping groove is reduced due to high-temperature erosion, and the normal use of the blast furnace is influenced.

Description

Erosion-resistant blast furnace tapping channel

Technical Field

The utility model relates to the technical field of iron runners, in particular to an erosion-resistant blast furnace iron runner.

Background

Blast furnace tapping runners are one of the areas where the consumption of refractory materials is high in blast furnace production. When tapping, about 4-7.5 t of molten iron containing slag passes through the tapping channel every minute, the tapping temperature reaches 1450 ℃, and the tapping time is 70-120 min each time. The iron runner inside lining is under the scouring and corrosion action of periodic slag, molten iron, and service conditions is very harsh, and traditional iron runner relies on natural cooling more, and the iron runner is higher in the use temperature, causes the iron runner because high temperature erosion life is short, influences blast furnace normal use, places subaerial time when general iron runner, if ground is not steady, the iron runner produces the slope very easily and causes danger, and general iron runner is all relatively heavier, and it is very inconvenient to shift.

In view of the above problems, a blast furnace tapping channel resistant to corrosion is now designed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a blast furnace tapping channel of resistant erosion to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a blast furnace casting runner of resistant erosion, includes the casting runner main part, the upper end of casting runner main part is equipped with the casting ditch groove, be equipped with the water pipe of laminating mutually with the casting ditch groove in the casting runner main part, one side of casting runner main part is equipped with the basin, be equipped with the water inlet on the basin, the input and the output of water pipe all establish in the basin, be equipped with the water pump of being connected with the water pipe input in the basin, be equipped with the refrigeration pipe in the basin, refrigeration pipe and the refrigerator electric connection who establishes in the basin, the lower extreme of casting runner main part is equipped with makes the casting runner main part keep horizontally adjusting part, the lower extreme of casting runner main part is equipped with the removal subassembly that the casting runner main part of being convenient for shifted.

As a further aspect of the present invention: the adjusting assembly comprises a through groove formed in the lower end of the iron runner main body, a cylinder is arranged in the through groove, a telescopic rod is arranged at the lower end of the cylinder, a supporting leg is connected in the through groove in a sliding mode, and the upper end of the supporting leg is fixedly connected with the output end of the telescopic rod.

As a further aspect of the present invention: the moving assembly comprises a universal wheel arranged at the lower end of the iron runner main body, and a brake pad is arranged on the universal wheel.

As a further aspect of the present invention: and a refractory layer is arranged on the surface of the tapping groove.

As a further aspect of the present invention: the water pipes are uniformly distributed in the iron runner main body in a snake shape.

As a further aspect of the present invention: the refrigeration pipes are evenly distributed in the water tank in an S shape.

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

1. the utility model makes water contact with the main body of the iron tap channel through the water pipe, absorbs heat in the main body of the iron tap channel, thereby cooling the main body of the iron tap channel, then hot water absorbing heat enters the water tank through the water pipe, the water in the water tank is cooled through the refrigerating device controlled by the refrigerating pipe, so that the hot water is changed into cold water, the cooled water can absorb heat in the main body of the iron tap channel through the water pipe, the cold water continuously circulates and flows in the main body of the iron tap channel, the heat dissipation of the main body of the iron tap channel is faster, the main body of the iron tap channel is prevented from being in high temperature for a long time, the service life of the iron tap channel is reduced due to high temperature erosion, and the normal use of a blast furnace is influenced;

2. when the iron runner is in an unstable ground, the telescopic rods push the supporting legs to move downwards through the air cylinders, so that the extending length of each supporting leg can be adjusted through the telescopic rods according to the ground condition, the iron runner main body is kept horizontal, and the iron runner main body is prevented from being placed unstably and causing danger;

3. when the iron runner main body needs to be moved, a worker can push the device to move through the universal wheels, and meanwhile, the universal wheels can be fixed through the brake pads, so that the iron runner main body is convenient to transfer.

Drawings

FIG. 1 is a schematic view showing the structure of a blast furnace tapping runner resistant to erosion.

FIG. 2 is a schematic structural view of an elevational cross-section of a blast furnace runner that is resistant to erosion.

FIG. 3 is a schematic view showing the structure of a cooling pipe in an erosion-resistant blast furnace runner.

Wherein: 1. the tapping channel comprises a tapping channel main body, 2, tapping grooves, 3, a fire-resistant layer, 4, a water tank, 5, a water inlet, 6, a water pipe, 7, a water pump, 8, a refrigerating pipe, 9, a refrigerator, 10, a through groove, 11, an air cylinder, 12, a telescopic rod, 13, supporting legs, 14, universal wheels, 15 and brake pads.

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. 1-3, in an embodiment of the present invention, an erosion-resistant blast furnace tapping runner includes a tapping runner body 1, a tapping groove 2 is formed at an upper end of the tapping runner body 1, a water pipe 6 is disposed in the tapping runner body 1 and is attached to the tapping groove 2, a water tank 4 is disposed at one side of the tapping runner body 1, a water inlet 5 is disposed on the water tank 4, an input end and an output end of the water pipe 6 are both disposed in the water tank 4, a water pump 7 connected to an input end of the water pipe 6 is disposed in the water tank 4, a cooling pipe 8 is disposed in the water tank 4, the cooling pipe 8 is electrically connected to a refrigerator 9 disposed in the water tank 4, after the tapping runner body 1 is used, water in the water tank 4 is introduced into the water pipe 6 by the water pump 7, and then the water is contacted with the tapping runner body 1 through the water pipe 6, so that the water absorbs heat in the tapping runner body 1, therefore, the tapping channel main body 1 is cooled, then hot water absorbing heat enters the water tank 4 through the water pipe 6, the refrigerating pipe 8 is controlled by the refrigerator 9 to cool water in the water tank 4, the hot water is changed into cold water, and the cooled water absorbs heat in the tapping channel main body 1 through the water pipe 6, so that the cold water continuously and circularly flows in the tapping channel main body 1, the heat dissipation of the tapping channel main body 1 can be faster, the tapping channel main body 1 is prevented from being at high temperature for a long time, the service life of the tapping channel 2 is shortened due to high-temperature erosion, and the normal use of a blast furnace is influenced;

the surface of the tapping groove 2 is provided with the refractory layer 3, so that the erosion of molten iron to the surface of the tapping groove 2 can be reduced, and the service life of the device is prolonged;

the water pipes 6 are uniformly distributed in the iron runner main body 1 in a snake shape, so that the contact area between the water pipes 6 and the iron runner groove 2 can be increased, and the heat absorption effect of the water pipes 6 is enhanced;

the refrigeration pipes 8 are uniformly distributed in the water tank 4 in an S shape, so that the contact surface between the refrigeration pipes 8 and the water tank 4 is wider, and the cooling effect of the refrigeration pipes 8 on the water tank 4 is better;

the lower end of the iron runner main body 1 is provided with an adjusting component for keeping the iron runner main body 1 horizontal, the adjusting component comprises a through groove 10 arranged at the lower end of the iron runner main body 1, an air cylinder 11 is arranged in the through groove 10, the lower end of the air cylinder 11 is provided with a telescopic rod 12, a supporting leg 13 is connected in the through groove 10 in a sliding manner, the upper end of the supporting leg 13 is fixedly connected with the output end of the telescopic rod 12, the telescopic rod 12 pushes the supporting leg 13 to move downwards through the air cylinder 11, so that the extending length of each supporting leg 13 can be adjusted through the telescopic rod 12 according to the ground condition, the iron runner main body 1 can be kept horizontal, and the iron runner main body 1 is prevented from being placed unstably and;

the lower extreme of iron notch main part 1 is equipped with the removal subassembly that the iron notch main part 1 of being convenient for shifted, remove the subassembly including establishing universal wheel 14 at iron notch main part 1 lower extreme, be equipped with brake block 15 on the universal wheel 14, like this when needs remove iron notch main part 1, the workman just can promote the device through universal wheel 14 and remove, and accessible brake block 15 fixes universal wheel 14 simultaneously, has just so made things convenient for the transfer of iron notch main part 1.

The utility model discloses a theory of operation is: when the tapping runner main body 1 is used up, water in the water tank 4 is led into the water pipe 6 through the water pump 7, then the water is in contact with the tapping runner main body 1 through the water pipe 6, heat in the tapping runner main body 1 is absorbed, so that the tapping runner main body 1 is cooled, hot water which absorbs the heat enters the water tank 4 through the water pipe 6, the cooling pipe 8 is controlled by the refrigerator 9 to cool the water in the water tank 4, the hot water is changed into cold water, and the cooled water absorbs the heat in the tapping runner main body 1 through the water pipe 6, so that the cold water continuously circulates in the tapping runner main body 1, the heat dissipation of the tapping runner main body 1 can be faster, the tapping runner main body 1 is prevented from being at high temperature for a long time, the service life of the tapping runner 2 is shortened due to high-temperature erosion, and the normal use of a blast furnace is influenced;

when running into unstable ground, make the telescopic link 12 promote landing leg 13 and move down through cylinder 11, just so can be according to the condition on ground, adjust the length that every landing leg 13 stretches out through telescopic link 12, make iron runner main part 1 keep the level, prevent that iron runner main part 1 from placing unstably and taking place dangerously, when needs remove iron runner main part 1, workman's accessible universal wheel 14 promotes the device and removes, accessible brake block 15 fixes universal wheel 14 simultaneously, just so made things convenient for the transfer of iron runner main part 1.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. The utility model provides a blast furnace tapping runner of resistant erosion, includes tapping runner main part (1), the upper end of tapping runner main part (1) is equipped with tapping slot (2), its characterized in that: the iron tapping runner is characterized in that a water pipe (6) which is attached to the iron tapping groove (2) is arranged in the iron tapping runner main body (1), a water tank (4) is arranged on one side of the iron tapping runner main body (1), a water inlet (5) is formed in the water tank (4), the input end and the output end of the water pipe (6) are arranged in the water tank (4), a water pump (7) which is connected with the input end of the water pipe (6) is arranged in the water tank (4), a refrigerating pipe (8) is arranged in the water tank (4), the refrigerating pipe (8) is electrically connected with a refrigerator (9) which is arranged in the water tank (4), an adjusting assembly which enables the iron tapping runner main body (1) to keep horizontal is arranged at the lower end of the iron tapping runner main body (1), and a moving assembly which is convenient for the iron tapping runner main body (1) to transfer is arranged at the.

2. The erosion resistant blast furnace runner of claim 1 further comprising: the adjusting assembly comprises a through groove (10) formed in the lower end of the iron runner main body (1), an air cylinder (11) is arranged in the through groove (10), a telescopic rod (12) is arranged at the lower end of the air cylinder (11), a supporting leg (13) is connected in the through groove (10) in a sliding mode, and the upper end of the supporting leg (13) is fixedly connected with the output end of the telescopic rod (12).

3. The erosion resistant blast furnace runner of claim 1 further comprising: the moving assembly comprises a universal wheel (14) arranged at the lower end of the iron runner main body (1), and a brake pad (15) is arranged on the universal wheel (14).

4. The erosion resistant blast furnace runner of claim 1 further comprising: and a refractory layer (3) is arranged on the surface of the tapping groove (2).

5. The erosion resistant blast furnace runner of claim 1 further comprising: the water pipes (6) are uniformly distributed in the iron runner main body (1) in a snake shape.

6. The erosion resistant blast furnace runner of claim 1 further comprising: the refrigeration pipes (8) are evenly distributed in the water tank (4) in an S shape.

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