CN220445042U - Refractory lining at bottom of hot-metal bottle - Google Patents

Abstract

The utility model relates to a refractory lining of a ladle bottom, which comprises a plurality of refractory bricks paved on the ladle bottom and is characterized in that the refractory bricks are fan-shaped, the refractory bricks are spliced to form a ring shape along the inner ring of the ladle bottom, the opposite sides of the refractory bricks are all planes, polygonal refractory materials are spliced on the opposite sides of the refractory bricks, arc-shaped grooves are formed on the opposite sides of the refractory bricks, a circular refractory piece matched with the arc-shaped grooves is paved on the arc-shaped grooves, and the circular refractory piece is arranged on the upper side of the polygonal refractory materials. Through prefabricated fan-shaped refractory brick, polygon refractory material and circular refractory piece's setting, can be convenient for splice together each other, and need not cut, its brick seam quantity that constitutes simultaneously is less, can reduce the wearing and tearing that high temperature molten iron erodeed the tank bottoms to a certain extent, the double-deck staggered arrangement of polygon refractory material and circular refractory piece can strengthen the scour prevention ability of this inside lining.

Description

Refractory lining at bottom of hot-metal bottle

Technical Field

The utility model relates to a hot-metal ladle lining technology, in particular to a refractory lining at the bottom of a hot-metal ladle.

Background

The hot-metal bottle is high-temperature equipment for transferring molten iron, the hot-metal bottle is straight-cylindrical, the shell is welded by steel plates, refractory materials are built in, two cast steel trunnion supports are respectively arranged on two sides of the hot-metal bottle and are supported on the frame, a hook pin shaft is arranged at the bottom of the hot-metal bottle, the hot-metal bottle can be lifted to tilt the molten iron by using a crane, the hot-metal bottle is filled with and transported, and the lining at the bottom of the hot-metal bottle plays a very important role in the transportation process of the molten iron, so that the high-temperature molten iron is often received to wash the bottom of the hot-metal bottle to cause abrasion.

At present, the bottom of the hot-metal bottle is built by refractory materials, the bottom of the hot-metal bottle is flattened by using spray paint, refractory bricks are built according to the use position, the bottom of the bottle is flattened, then the bottom of the bottle is laid laterally, and a cutting machine is required to be used for cutting between the matched bricks, so that the refractory bricks are required to be cut very troublesome when the refractory bricks are built, and the brick joints are more, so that the abrasion degree of high-temperature molten iron to the bottom of the bottle is increased.

Disclosure of Invention

The utility model aims to provide a refractory lining at the bottom of a hot metal ladle, which is used for solving the problems that the conventional refractory bricks are required to be cut when being built, the number of brick joints is large, and the abrasion degree of high-temperature molten iron on the bottom of the ladle is increased.

In order to solve the problems, the utility model provides a refractory lining for the bottom of a hot metal ladle, which comprises a plurality of refractory bricks paved on the bottom of the hot metal ladle, wherein the refractory bricks are fan-shaped, the refractory bricks are spliced to form a ring shape along the inner ring of the bottom of the hot metal ladle, the opposite sides of the refractory bricks are planes, polygonal refractory materials are spliced on the opposite sides of the refractory bricks, arc-shaped grooves are formed on the opposite sides of the refractory bricks, and a round refractory piece matched with the arc-shaped grooves is paved on the arc-shaped grooves.

The refractory lining at the bottom of the hot-metal ladle provided by the utility model also has the following technical characteristics:

further, the circular refractory is provided on the upper side of the polygonal refractory.

Further, the upper surface of the round refractory member is flush with the upper surface of the refractory brick.

Further, the arc-shaped groove is integrally formed with arc-shaped ribs, a plurality of arc-shaped ribs are surrounded to form a circular ring, an annular groove matched with the arc-shaped ribs is formed in the lower side of the circular refractory piece, and the arc-shaped ribs are arranged on the inner side of the annular groove.

Further, an insert is integrally formed on one side of the refractory brick, a slot is formed on the other side of the refractory brick, and the insert on the refractory brick can be inserted into the slot on the adjacent refractory brick.

Further, a boss integrally formed with the refractory brick is arranged on the outer side of the refractory brick.

The utility model has the following beneficial effects: through prefabricated fan-shaped refractory brick, polygon refractory material and circular refractory piece's setting, can be convenient for splice together each other, and need not cut, its brick seam quantity that constitutes simultaneously is less, can reduce the wearing and tearing that high temperature molten iron erodeed the tank bottoms to a certain extent, the double-deck staggered arrangement of polygon refractory material and circular refractory piece can strengthen the scour prevention ability of this inside lining.

Drawings

FIG. 1 is an isometric view of an embodiment of the present utility model;

FIG. 2 is an isometric view of an embodiment of the utility model with the round refractory member removed;

FIG. 3 is a schematic view of a refractory brick according to an embodiment of the present utility model;

FIG. 4 is a cut-away isometric view of an embodiment of the utility model;

FIG. 5 is a schematic view of a round refractory in an embodiment of the utility model.

Detailed Description

The utility model will be described in detail hereinafter with reference to the drawings in conjunction with embodiments. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

In the embodiment of the refractory lining for the ladle bottom of the ladle, as shown in fig. 1 to 5, the refractory lining for the ladle bottom of the ladle comprises a plurality of refractory bricks 1 paved on the ladle bottom of the ladle, the refractory bricks 1 are fan-shaped, the refractory bricks 1 are spliced to be annular along the inner ring of the ladle bottom of the ladle, opposite sides of the refractory bricks 1 are flat, a polygonal refractory material 2 is spliced on the opposite sides of the refractory bricks 1, the sides of the polygonal refractory material 2 are respectively built with the opposite sides of the refractory bricks 1, arc-shaped grooves 3 are formed on the opposite sides of the refractory bricks 1, and a circular refractory piece 4 matched with the arc-shaped grooves is paved on the arc-shaped grooves 3, so that the refractory bricks 1, the polygonal refractory material 2 and the circular refractory piece 4 can be spliced together conveniently without cutting, and the number of brick joints formed by the refractory bricks is small, so that the abrasion of the ladle bottom of the ladle can be reduced to a certain extent, and the double-layer staggered arrangement of the polygonal refractory material 2 and the circular refractory piece 4 can strengthen the scouring resistance of the lining.

In one embodiment of the present application, preferably, the round refractory 4 is provided on the upper side of the polygonal refractory 2, the round refractory 4 is built on the polygonal refractory 2, and the round refractory 4, the polygonal refractory 2 and the plurality of refractory bricks 1 are closely connected and built as one body.

In one embodiment of the present application, the upper surface of the round refractory 4 is preferably flush with the upper surface of the refractory brick 1, so that the impact of molten iron on the brick joint between the round refractory 4 and the refractory brick 1 can be reduced.

In an embodiment of the present application, preferably, integrated into one piece has arc bead 5 on the arc groove 3, and a plurality of arc beads 5 enclose into a ring, and circular refractory 4 downside is equipped with the ring channel 6 with a plurality of arc bead 5 matched with, and a plurality of arc beads 5 are established in ring channel 6 inboardly for this inside lining can further strengthen its protection to the brick seam, avoids causing to wear a jar hourglass iron accident.

In one embodiment of the application, preferably, an insert 7 is integrally formed on one side of the refractory brick 1, a slot 8 is formed on the other side of the refractory brick 1, and the insert 7 on the refractory brick 1 can be inserted into the slot 8 on the adjacent refractory brick 1, so that the arrangement of the insert 7 and the slot 8 plays a role in positioning between the adjacent two refractory bricks 1 and plays a role in protecting a brick joint.

In one embodiment of the present application, preferably, the outer side of the refractory brick 1 is provided with a boss 9 integrally formed therewith, and the boss 9 is provided so as to be connected with the inner liner of the inner wall of the hot metal ladle.

The structures of the utility model are all refractory brick materials and are prefabricated refractory bricks produced by specific moulds.

When the refractory brick casting machine is used, the bottom of a hot-metal ladle is flattened by using the spray paint, and the plug-in pieces 7 on the refractory bricks 1 can be inserted into the slots 8 on the adjacent refractory bricks 1, so that a plurality of refractory bricks 1 are spliced to form a ring shape along the inner ring of the bottom of the refractory ladle and are built together, the polygonal refractory materials 2 are spliced and built on the opposite sides of the refractory bricks, and the circular refractory pieces 4 are built on the polygonal refractory materials 2, so that the circular refractory pieces 4, the polygonal refractory materials 2 and the refractory bricks 1 are tightly connected and built into a whole.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims (6)

1. The utility model provides a refractory lining of hot metal bottle tank bottom, includes a plurality of resistant firebricks (1) of laying at the hot metal bottle tank bottom, its characterized in that, the shape of resistant firebrick (1) is fan-shaped, and a plurality of resistant firebricks (1) splice along hot metal bottle tank bottom inner circle and are annular, and the opposite side of a plurality of resistant firebricks (1) is the plane, and the opposite side of a plurality of resistant firebricks (1) splice has a polygon refractory material (2), and the opposite side of a plurality of resistant firebricks (1) all is equipped with arc wall (3), has laid one rather than matched with circular refractory (4) on a plurality of arc wall (3).

2. The hot-metal ladle bottom refractory lining of claim 1, wherein: the round refractory (4) is arranged on the upper side of the polygonal refractory material (2).

3. The hot-metal ladle bottom refractory lining of claim 1, wherein: the upper surface of the round refractory piece (4) is flush with the upper surface of the refractory brick (1).

4. The hot-metal ladle bottom refractory lining of claim 1, wherein: the arc-shaped groove (3) is integrally formed with an arc-shaped rib (5), a plurality of arc-shaped ribs (5) are surrounded to form a circular ring, an annular groove (6) matched with the arc-shaped ribs (5) is formed in the lower side of the circular refractory piece (4), and the arc-shaped ribs (5) are arranged on the inner side of the annular groove (6).

5. The hot-metal ladle bottom refractory lining of claim 1, wherein: one side integrated into one piece of resistant firebrick (1) has insert (7), and the opposite side of resistant firebrick (1) is equipped with slot (8), and insert (7) on resistant firebrick (1) can insert in slot (8) on adjacent resistant firebrick (1).

6. The hot-metal ladle bottom refractory lining of claim 1, wherein: the outer side of the refractory brick (1) is provided with a boss (9) integrally formed with the refractory brick.