CN212857740U - Tundish slag blocking wall convenient to replace - Google Patents

Abstract

The utility model relates to the technical field of a tundish slag-retaining wall, in particular to a tundish slag-retaining wall convenient to replace, which comprises a tundish, a first clamping groove, a slag-retaining wall and a second clamping groove, wherein the tundish is internally provided with the first clamping groove, one side of the first clamping groove is provided with the second clamping groove, the first clamping groove and the second clamping groove are internally provided with a refractory mud layer respectively, the tops of the first clamping groove and the second clamping groove are provided with openings, the first clamping groove and the second clamping groove are internally provided with the slag-retaining wall respectively, a support rod is fixedly arranged between the slag-retaining walls, two ends of the support rod are provided with fixing parts, the utility model, through the arrangement of the first clamping groove and the second clamping groove, when the device is used, the slag-retaining wall is lifted through hooking holes, the plug board is inserted along the clamping grooves and is sealed through the refractory mud layer, and because the first clamping groove, the second clamping groove and the plug board are inverted trapezoid, the slag stopping wall is more convenient and smooth, so that the slag stopping wall can be more conveniently replaced when the equipment is used.

Description

Tundish slag blocking wall convenient to replace

Technical Field

The utility model relates to a tundish slag-retaining wall technical field specifically is a tundish slag-retaining wall convenient to change.

Background

The tundish is a refractory material container used in short-process steelmaking, firstly receives molten steel poured from a ladle, and then the molten steel is distributed to all crystallizers by tundish nozzles, steel is used as an important basic raw material, plays a role of playing a very important role in economic development of various countries in the world, and in the process of smelting the steel, because the molten steel in the tundish flows unevenly, some places are fast and some places are slow, and particularly an inactive molten steel stagnation area exists in the bottom area of the tundish, inclusions are difficult to float upwards. In order to fully and effectively utilize the volume of the tundish and promote floating of inclusions, a slag wall is usually arranged in the tundish.

Most of the existing slag-stopping walls are planar walls, steel flowing holes are formed in the walls, the slag-stopping effect is achieved on one hand, on the other hand, the flow direction of molten steel can be reasonably distributed, the walls are directly cast integrally, after the walls are damaged, repair and replacement are inconvenient, the existing walls are easy to corrode and damage, in the existing slag-stopping walls, no connection exists between the slag-stopping walls, the slag-stopping walls are relatively independently arranged, the pressure of the slag-stopping walls is large when the slag-stopping walls are used, deformation and breakage are easy, and therefore the current situation is changed by needing a tundish slag-stopping wall convenient to replace.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tundish slag wall convenient to change to solve the problem of proposing among the above-mentioned background art.

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

a tundish slag blocking wall convenient to replace comprises a tundish, a first clamping groove, a slag blocking wall and a second clamping groove, wherein the first clamping groove is formed in the tundish, the second clamping groove is formed in one side of the first clamping groove, a refractory mud layer is respectively arranged in the first clamping groove and the second clamping groove, openings are formed in the tops of the first clamping groove and the second clamping groove, the slag blocking wall is arranged in each of the first clamping groove and the second clamping groove, a supporting rod is fixedly arranged between the slag blocking walls, fixing parts are arranged at two ends of the supporting rod, the slag blocking wall comprises a convex block, a fixing frame, a steel flowing hole and an inserting plate, the fixing frame is fixedly arranged at the top of the inserting plate, the convex block is fixedly provided with a convex block, hook holes are fixedly formed in the convex block, steel flowing holes are formed in the inserting plate, reinforcing plates are fixedly arranged on two sides of the steel flowing hole, reinforcing blocks are arranged on two sides, the picture peg is by boron nitride layer, boron carbide layer, hollow layer and filling layer, and the inboard fixed mounting in boron nitride layer has the boron carbide layer, the inboard fixed mounting in boron carbide layer has the filling layer, the filling layer inboard is equipped with hollow layer, the inside fixed mounting in hollow layer has the supporting shoe.

Preferably, four groups of reinforcing blocks and reinforcing plates are arranged and are uniformly distributed on two sides of the flow steel hole.

Preferably, the reinforcing blocks are provided in plurality and are installed in a staggered manner.

Preferably, four support rods are arranged and are distributed among the slag blocking walls in a rectangular mode.

Preferably, an inlet is formed in the center of the tundish, and the first clamping groove and the second clamping groove are symmetrically formed along the inlet.

Preferably, both ends of the supporting block are tightly attached to the filling layer.

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

1. the utility model discloses in, through the first draw-in groove and the second draw-in groove that set up, when equipment uses, through colluding the hole and hoist the slag trap wall to insert the picture peg along the draw-in groove, seal it through the fire clay layer, and because first draw-in groove and second draw-in groove and picture peg are down trapezoidally, when inserting, more convenient in the same direction as smooth, when making equipment use, can conveniently change the slag trap wall more.

2. The utility model discloses in, through the boron carbide layer and the boron nitride layer that set up, when equipment uses, because current wall body corrodes the damage extremely easily for the speed that needs the maintenance to be changed, through be equipped with boron nitride layer and boron nitride layer on the picture peg, prevent that the slag wall from being corroded, when making equipment use, can effectual increase of service life.

3. The utility model discloses in, through bracing piece and the gusset plate that sets up, when equipment uses, because the pressure that the picture peg received is great, lead to warping easily to lead to and locate sealed damage with the draw-in groove, through fixed mounting have gusset plate and anchor block on the picture peg, strengthen self tightness, and connect through the bracing piece and keep off between the slag wall, make two sets of slag walls can share pressure, more stable.

Drawings

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

FIG. 2 is a structural view of the slag trap wall of the present invention;

FIG. 3 is the internal structure diagram of the plug board of the present invention;

in the figure: 1-tundish, 2-first clamping groove, 3-supporting rod, 4-fixing piece, 5-slag wall, 6-second clamping groove, 7-refractory mud layer, 8-opening, 9-hook hole, 10-lug, 11-fixing frame, 12-steel flowing hole, 13-reinforcing block, 14-reinforcing plate, 15-inserting plate, 16-supporting block, 17-boron nitride layer, 18-boron carbide layer, 19-hollow layer and 20-filling layer

Detailed Description

The technical solution 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 some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

a tundish slag wall convenient to replace comprises a tundish 1, a first clamping groove 2, a slag wall 5 and a second clamping groove 6, wherein the first clamping groove 2 is arranged in the tundish 1, the slag wall 5 is lifted through a hook hole 9 when equipment is used, an inserting plate 15 is inserted into the clamping groove and sealed through a refractory mud layer 7, the first clamping groove 2, the second clamping groove 6 and the inserting plate 15 are inverted trapezoidal, the slag wall can be replaced more conveniently when the equipment is used due to the fact that the inserting plate is more convenient to slide, the second clamping groove 6 is arranged on one side of the first clamping groove 2, the refractory mud layer 7 is respectively arranged in the first clamping groove 2 and the second clamping groove 6, an opening 8 is formed in the top of the first clamping groove 2 and the top of the second clamping groove 6, the slag wall 5 is arranged in the first clamping groove 2 and the second clamping groove 6, and a support rod 3 is fixedly arranged between the slag walls 5, through the supporting rod 3 and the reinforcing plate 14, when the device is used, the inserting plate 15 is subjected to larger pressure and is easy to deform, thereby causing sealing damage with a clamping groove, the reinforcing plate 14 and the reinforcing block 13 are fixedly arranged on the inserting plate 15 to enhance the firmness of the inserting plate, and the supporting rod 3 is connected between the slag blocking walls 5, so that two groups of slag blocking walls 5 can share the pressure and are more stable, the four supporting rods 3 are distributed among the slag blocking walls 5 in a rectangular manner, the fixing parts 4 are arranged at two ends of the supporting rod 3, each slag blocking wall 5 comprises a convex block 10, a fixing frame 11, steel flowing holes 12 and an inserting plate 15, the fixing frame 11 is fixedly arranged at the top of the inserting plate 15, the convex block 10 is fixedly arranged at the top of the fixing frame 11, the hook holes 9 are fixedly arranged on the convex block 10, the steel flowing holes 12 are arranged on the inserting plate 15, the reinforcing blocks 12 are arranged in a plurality and are mutually staggered manner, the reinforcing blocks 13 are arranged on two sides of the reinforcing plate 14, four groups of reinforcing blocks 13 and reinforcing plates 14 are arranged and are uniformly distributed on two sides of the flow steel hole 12, the inserting plate 15 is composed of a boron nitride layer 17, a boron carbide layer 18, a hollow layer 19 and a filling layer 20, the boron carbide layer 18 is fixedly arranged on the inner side of the boron nitride layer 17, the boron carbide layer 18 and the boron nitride layer 17 are arranged, when the device is used, the speed of maintenance and replacement is accelerated due to the fact that an existing wall body is extremely easy to corrode and damage, the slag blocking wall 5 is prevented from being corroded due to the fact that the boron nitride layer 17 and the boron carbide layer 18 are arranged on the inserting plate 15, the service life of the device can be effectively prolonged when the device is used, the filling layer 20 is fixedly arranged on the inner side of the boron carbide layer 18, the hollow layer 19 is arranged on the inner side of the filling layer 20, supporting blocks 16 are fixedly arranged inside the hollow layer 19, and the first clamping groove 2 and the second clamping groove 6 are symmetrically arranged along the inlet, so that certain popularization value is achieved.

The utility model discloses work flow: when the device is used, the slag blocking wall 5 is lifted through the hook hole 9 and the inserting plate 15 is inserted along the clamping groove and is sealed through the fireproof mud layer 7 by the arranged first clamping groove 2 and the second clamping groove 6, and the inserting plate 15 is inverted trapezoid, so that the slag blocking wall can be more conveniently replaced when the device is used, the existing wall body is extremely easy to oxidize to cause corrosion damage and accelerate the speed of maintenance and replacement when the device is used, the boron nitride layer 17 and the boron carbide layer 18 are arranged on the inserting plate 15 to prevent the slag blocking wall 5 from being corroded, so that the service life of the device can be effectively prolonged when the device is used, and the supporting rod 3 and the reinforcing plate 14 are arranged, so that the pressure applied to the inserting plate 15 is higher when the device is used, lead to easily warping to lead to and the sealed damage of draw-in groove department, through fixed mounting have gusset plate 14 and reinforcing block 13 on picture peg 15, strengthen self tightness, and connect through bracing piece 3 and keep off between the slag wall 5, make two sets of slag walls 5 can share pressure, more stable, have certain spreading value.

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 (6)

1. The utility model provides a middle package slag trap convenient to change, includes middle package (1), first draw-in groove (2), slag trap (5) and second draw-in groove (6), its characterized in that: the fireproof slag-stopping device is characterized in that a first clamping groove (2) is arranged in the tundish (1), a second clamping groove (6) is arranged on one side of the first clamping groove (2), a fireproof mud layer (7) is respectively arranged in the first clamping groove (2) and the second clamping groove (6), an opening (8) is formed in the top of the first clamping groove (2) and the top of the second clamping groove (6), slag-stopping walls (5) are respectively arranged in the first clamping groove (2) and the second clamping groove (6), a supporting rod (3) is fixedly arranged between the slag-stopping walls (5), fixing pieces (4) are arranged at two ends of the supporting rod (3), each slag-stopping wall (5) comprises a convex block (10), a fixing frame (11), a steel flowing hole (12) and an inserting plate (15), a fixing frame (11) is fixedly arranged at the top of the inserting plate (15), the convex block (10) is fixedly arranged at the top of the fixing frame (11), and a hook, seted up on picture peg (15) and flowed steel hole (12), it has gusset plate (14) to flow steel hole (12) both sides fixed mounting, gusset plate (14) both sides are equipped with reinforcing block (13), picture peg (15) are by boron nitride layer (17), boron carbide layer (18), hollow layer (19) and filling layer (20), and boron nitride layer (17) inboard fixed mounting has boron carbide layer (18), boron carbide layer (18) inboard fixed mounting has filling layer (20), filling layer (20) inboard is equipped with hollow layer (19), hollow layer (19) inside fixed mounting has supporting shoe (16).

2. The tundish slag retaining wall convenient to replace according to claim 1, wherein: the reinforcing blocks (13) and the reinforcing plates (14) are provided with four groups and are uniformly distributed on two sides of the flow steel holes (12).

3. The tundish slag retaining wall convenient to replace according to claim 1, wherein: the reinforcing blocks (13) are arranged in a plurality and are installed in a mutually staggered mode.

4. The tundish slag retaining wall convenient to replace according to claim 1, wherein: four support rods (3) are arranged and are distributed among the slag blocking walls (5) in a rectangular mode.

5. The tundish slag retaining wall convenient to replace according to claim 1, wherein: an inlet is formed in the center of the tundish (1), and the first clamping groove (2) and the second clamping groove (6) are symmetrically formed along the inlet.

6. The tundish slag retaining wall convenient to replace according to claim 1, wherein: and two ends of the supporting block (16) are tightly attached to the filling layer (20).

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