CN215431511U - Improved hot-metal bottle - Google Patents

Abstract

The utility model relates to the technical field of iron and steel smelting, in particular to an improved hot metal ladle, which comprises a ladle body, a hanging shaft, a ladle nozzle and a lifting lug. The utility model has the advantages that: through the setting of overflow launder, the molten iron that flows from jar mouth and jar mouth both sides is collected, has avoided important carrier such as hanging axle, the fulcrum shaft of molten iron jar lower part to take place to melt and has lost, has guaranteed the intact rate of molten iron jar, and then has improved the operating efficiency.

Description

Improved hot-metal bottle

Technical Field

The utility model relates to the technical field of steel smelting, in particular to an improved hot-metal ladle.

Background

With the continuous development of scientific technology in China, China has become a world-wide foundry, the casting yield is at the top of the world every year, metal smelting is needed in the casting process, and with the continuous development in recent years, the steelmaking technology in China is continuously improved. The hot metal bottle is that the iron and steel metallurgy enterprise is used for loading and transports the indispensible container of molten iron, and the hot metal bottle includes jar body and jar mouth, and jar internal and external two-layer, the skin is the box hat, and the inlayer is the inside lining that refractory material made that has certain thickness requirement, and the box hat is hugged closely to the inside lining and combines together, and the inner space of hot metal bottle is used for adorning the molten iron.

The existing hot-metal bottle at least has the following technical problems: when the existing hot metal ladle is in use, when molten iron is poured out of the hot metal ladle, the hot metal ladle needs to be inclined to allow the molten iron to flow out of a ladle nozzle. However, in practice, when a hot metal ladle used as a hot metal transfer container is pulled to a steel making plant after being filled with hot metal, a crane lifts the hot metal ladle to dump the hot metal in the hot metal ladle into a steel making furnace, and in order to save time, the speed of dumping the hot metal is often high, so that the hot metal in the hot metal ladle not only flows out from the inside of a nozzle, but also flows out from openings at two sides of the nozzle, and important bearing parts such as a hanging shaft, a support shaft and the like at the lower part of the hot metal ladle are subjected to melting loss, so that a potential safety hazard exists when the hot metal ladle is lifted, and only offline maintenance is performed, and the operation efficiency is influenced.

Disclosure of Invention

The utility model aims to provide an improved hot-metal ladle, which overcomes the defects of the prior art and prevents important bearing parts such as a hanging shaft, a supporting shaft and the like at the lower part of the hot-metal ladle from being melted and damaged.

In order to achieve the purpose, the utility model provides the following technical scheme: the improved hot metal ladle comprises a ladle body, a hanging shaft, a ladle nozzle and a lifting lug, and is characterized in that an overflow trough is further arranged on the upper portion of the ladle body and is located below the ladle nozzle, and the overflow trough is of an arc-shaped trough body structure formed by a bottom plate, a side wall and the outer wall of the ladle body in an enclosing mode.

As further description of the scheme, the width of the overflow groove is 200mm-300mm, and the inner side of the overflow groove is provided with a refractory lining.

As further described in the above, the refractory lining is made of amorphous refractory material or refractory bricks.

As a further description of the above solution, the overflow groove is fixed to the tank body by a plurality of brackets disposed at intervals on an upper portion of the tank body, and the overflow groove is detachably mounted on the brackets.

As a further description of the above scheme, the bracket includes a bottom support and a vertical side plate, the bottom plate is disposed on the bottom support, and the side wall abuts against an inner end surface of the vertical side plate.

As a further description of the above solution, the overflow launder is fixed to the upper part of the tank by welding.

As a further description of the above scheme, the tank body includes an upper tank body and a lower tank body, and the upper tank body and the lower tank body are fixed by welding.

As a further description of the above solution, the upper tank has a first ring belt and a second ring belt, and a first anti-collision plate is provided between the first ring belt and the tank mouth; and a second anti-collision plate is arranged between the first annular belt and the second annular belt, and the outer end faces of the first anti-collision plate and the second anti-collision plate are flush with the outer end faces of the first annular belt and the second annular belt.

As further description of the scheme, the first anti-collision plate and the second anti-collision plate are identical in structure and both consist of two steel plates fixed on the outer wall of the tank body, wherein the distance between the two steel plates is 300mm-500 m.

As a further description of the above solution, the hanging shaft is further provided with a shaft sleeve.

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

1) the molten iron flowing out from the ladle nozzle and the ladle openings on the two sides of the ladle nozzle is collected through the arrangement of the overflow groove, so that the melting loss of important bearing parts such as a hanging shaft, a support shaft and the like on the lower part of the molten iron ladle is avoided, the completeness rate of the molten iron ladle is ensured, and the operation efficiency is further improved. 2) The collision prevention plate can avoid the collision damage of the lifting hook to the tank body.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a left side view of FIG. 1;

FIG. 3 is a top view of FIG. 1;

fig. 4 is a partially enlarged view of a portion a of fig. 1.

In the figure: 1. a tank body; 101. feeding the tank body; 102. a tank body is arranged; 2. an overflow trough; 3. a support; 31. a bottom support; 32. a vertical side plate; 4. a first endless belt; 5. a second endless belt; 6. a hanging shaft; 7. a shaft sleeve; 8. lifting lugs; 9. a second fender panel; 10. a tank mouth; 11. a first fender panel.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model.

As shown in fig. 1-4, which are schematic structural diagrams of an embodiment of an improved hot-metal ladle according to the present invention, the ladle body 1, the hanging shaft 6, the ladle nozzle 10 and the lifting lug 8 are further provided with an overflow chute 2 at an upper portion of the ladle body 1, the overflow chute 2 is located below the ladle nozzle 10, and the overflow chute 2 is an arc-shaped chute body structure surrounded by a bottom plate 21, a side wall 22 and an outer wall of the ladle body 1; the width of the overflow groove 2 is 200mm-300mm, and a refractory lining is arranged on the inner side of the overflow groove 2, wherein the refractory lining is made of amorphous refractory materials or refractory bricks. The design collects the molten iron flowing out from the nozzle 10 and the openings at two sides of the nozzle 10 through the arrangement of the overflow chute 2, avoids the melting loss of important bearing parts such as a hanging shaft 6, a support shaft and the like at the lower part of the molten iron tank, ensures the integrity of the molten iron tank and further improves the operation efficiency; in addition, the refractory lining provided within the isopipe 2 also increases the useful life of the isopipe 2.

The overflow groove 2 is fixed on the tank body 1 through a plurality of supports 3 arranged at the upper part of the tank body 1 at intervals, the overflow groove 2 is detachably arranged on the supports 3, wherein each support 3 comprises a bottom support 31 and a vertical side plate 32, the bottom plate 21 is arranged on the bottom support 31, and the side wall 22 is abutted to the inner end face of the vertical side plate 32; in addition, the overflow chute 2 may be fixed to the upper portion of the tank 1 by welding.

Tank 1 includes upper tank 101 and lower tank 102, and upper tank 101 and lower tank 102 adopt the welding mode to fix. The inventor finds that the original upper tank body 101 and the lower tank body 102 are connected by flanges, the refractory lining in the tank body 1 is easy to fall off at the flange connection position, the connection position is more stable by a welding and fixing mode, and the service life of the refractory lining in the tank body 1 can be prolonged.

The upper tank body 101 is provided with a first ring belt 4 and a second ring belt 5, and a first anti-collision plate 11 is arranged between the first ring belt 4 and the tank nozzle 10; the second anti-collision plate 9 is arranged between the first annular belt 4 and the second annular belt 5, the outer end faces of the first anti-collision plate 11 and the second anti-collision plate 9 and the outer end faces of the first annular belt 4 and the second annular belt 5 are on the same plane, the first anti-collision plate 11 and the second anti-collision plate 9 are identical in structure and are composed of two steel plates fixed on the outer wall of the tank body 1, the distance between the two steel plates is 300mm-500m, and the thickness of the steel plate is 40mm, and the height of the steel plate is 150mm-300 mm. The design effectively prevents other objects from directly colliding the tank body 1, prevents the plate hook from scraping the ring belt, and can play a role in making the operation more flexible and prolonging the service life of the tank body 1.

In order to protect the hanging shaft 6 of the hot metal ladle, the hanging shaft 6 of the hot metal ladle is also provided with a shaft sleeve 7. The design can only replace the shaft sleeve 7 under the condition that the shaft sleeve 7 is worn and the hanging shaft 6 still can meet the use requirement, thereby prolonging the service life of the hanging shaft 6 and reducing the maintenance cost.

In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting 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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The improved hot metal ladle comprises a ladle body (1), a hanging shaft (6), a ladle nozzle (10) and a lifting lug (8), and is characterized in that an overflow groove (2) is further arranged on the upper portion of the ladle body (1), the overflow groove (2) is located below the ladle nozzle (10), and the overflow groove (2) is of an arc groove body structure formed by surrounding of a bottom plate (21), a side wall (22) and the outer wall of the ladle body (1).

2. An improved hot metal ladle according to claim 1, wherein the width of the overflow launder (2) is 200mm-300mm, and the inside of the overflow launder (2) is provided with a refractory lining.

3. An improved hot metal ladle according to claim 2, wherein the refractory lining is made of amorphous refractory material or refractory brick.

4. An improved hot metal ladle according to claim 1, wherein the overflow launder (2) is fixed to the ladle body (1) by a plurality of brackets (3) spaced apart from each other at an upper portion of the ladle body (1), the overflow launder (2) being detachably mounted to the brackets (3).

5. An improved hot-metal ladle according to claim 4, wherein the stand (3) comprises a bottom seat (31) and a vertical side plate (32), the bottom plate (21) being arranged on the bottom seat (31), the side wall (22) abutting an inner end face of the vertical side plate (32).

6. An improved hot metal ladle according to claim 1, wherein the overflow launder (2) is fixed to the upper part of the ladle body (1) by welding.

7. The improved hot-metal ladle according to claim 1, wherein the ladle body (1) comprises an upper ladle body (101) and a lower ladle body (102), and the upper ladle body (101) and the lower ladle body (102) are fixed by welding.

8. An improved hot metal ladle as claimed in claim 7, wherein: the upper tank body (101) is provided with a first ring belt (4) and a second ring belt (5), and a first anti-collision plate (11) is arranged between the first ring belt (4) and the tank nozzle (10); and a second anti-collision plate (9) is arranged between the first ring belt (4) and the second ring belt (5), and the outer end faces of the first anti-collision plate (11) and the second anti-collision plate (9) are flush with the outer end faces of the first ring belt (4) and the second ring belt (5).

9. An improved hot metal ladle as claimed in claim 8, wherein: the first anti-collision plate (11) and the second anti-collision plate (9) are identical in structure and are composed of two steel plates fixed on the outer wall of the tank body (1), and the distance between the two steel plates is 300mm-500 m.

10. An improved hot metal ladle as claimed in claim 1 wherein: the hanging shaft (6) is also provided with a shaft sleeve (7).

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