CN219586118U - Anti-abrasion blanking bin of converter - Google Patents

Abstract

The utility model belongs to the technical field of metallurgical steelmaking equipment, and relates to a converter anti-wear blanking bin which comprises a bin main body, wherein the bottom of the bin main body is provided with a bottom plate, side panels are connected to the periphery of the bottom plate, a blanking opening is formed in the bottom of the bin main body, and a blanking chute is correspondingly arranged at the top of the bin main body. The utility model has the design of double-layer side panels, when the bin main body is used for a long time to generate a wear cavity, a part of particles remained in the cavity can be remained, the remained particles do not move relative to the bin main body, and the particles which flow rapidly and the particles remained in the cavity are rubbed and pass through the blanking bin, so that the outer wall of the bin is protected from impact and wear, and the leakage of the particles is avoided.

Description

Anti-abrasion blanking bin of converter

Technical Field

The utility model belongs to the technical field of metallurgical steelmaking equipment, and particularly relates to an anti-abrasion blanking bin of a converter.

Background

In the steelmaking production of a metallurgical enterprise, the granular materials required by smelting molten steel enter a lower bin from a feeding belt at the upper part through a blanking chute and then enter a ladle at the bottom through a blanking opening.

The converter is a cylinder oxygen-blowing steel-making container capable of tilting, the furnace body is in a cylinder shape, and the converter body is supported on a horizontal shaft bracket and can rotate. On a converter platform, a blanking bin is used as a device for connecting tens of meters up and down, the bin is formed by welding four steel plates in a funnel shape in the prior art, particles enter a hopper at the lower part from the upper part and then enter a ladle, the particles in a blanking chute quickly pass through the bin after being accelerated by gravity to generate friction to abrade the blanking bin, after the blanking bin runs for a period of time, the blanking bin is abraded to generate abrasion holes, a material leakage phenomenon occurs, the waste of the particles and the air pollution of a production space are caused, the abrasion holes are needed to be temporarily welded and repaired by a furnace shutdown, but the effect is not ideal and can be continuously deteriorated; if the abrasion degree is large and the period of the converter service overhaul is not reached, the furnace is stopped for 16 hours, and a welder replaces a storage bin with a new plate, so that the steelmaking production process of a factory is greatly influenced.

Disclosure of Invention

The utility model aims to provide a converter anti-wear blanking bin, which can improve the anti-wear capability, reduce the wear rate and improve the capability of conveying granular materials by equipment.

In order to achieve the purpose, the technical scheme includes that the anti-abrasion blanking bin for the converter comprises a bin main body, wherein the bottom of the bin main body is provided with a bottom plate, side plates are connected to the periphery of the bottom plate, a blanking opening is formed in the bottom of the bin main body, and a blanking chute is correspondingly arranged at the top of the bin main body.

Preferably, an opening is formed in the upper portion of the bin main body, and the bin main body is integrally funnel-shaped.

Preferably, the bottom plate is made of thickened steel plates, and the thickness of the bottom plate is set to be 30-50 mm.

Preferably, the number of the side panels is 4, and the lower parts of the side panels are welded and connected with the bottom plate in a surrounding welding mode.

Preferably, the side panel comprises an inner web, an outer web, a sealing plate and a supporting plate, wherein the inner web and the outer web are connected through the supporting plate, and the top of the inner web is connected with the top of the outer web through the sealing plate.

Preferably, the number of the support plates is at least 3.

Preferably, the connection angle of the inner web and the sealing plate is greater than 60 °.

Preferably, the inner webs are tightly connected together in a welding mode to form the inner wall of the storage bin, and the outer webs are tightly connected together in a welding mode to form the outer wall of the storage bin.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. the utility model has the design of double-layer side panels, when the bin main body is used for a long time to generate a wear cavity, a part of particles remained in the cavity can be remained, the remained particles do not move relative to the bin main body, the particles which flow rapidly rub with the particles remained in the cavity and pass through the blanking bin, so that the outer wall of the bin is protected from impact and wear, and the leakage of the particles is avoided;

2. the utility model has the characteristics of simplicity, easy implementation, convenient manufacture, low manufacturing cost and easy popularization, and has the advantages of rapid installation process, high efficiency and improved installation precision.

3. According to the utility model, the bottom plate is thickened, so that the impact resistance is enhanced, the abrasion resistance is improved, the abrasion rate is reduced, the granule conveying capacity of the equipment is improved, and the problem of abrasion and leakage of the blanking bin in the prior art is solved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort to a person skilled in the art.

Fig. 1 is a schematic structural diagram of a wear-resistant blanking bunker of a converter provided in embodiment 1;

fig. 2 is a schematic illustration of a specific structure of a connecting plate in a wear-resistant blanking bunker of a converter according to embodiment 1;

in the figures, 1, a bin main body, 2, a feed opening, 3 and a feed chute;

wherein the bin main body 1 comprises 11, a bottom plate, 12 and side panels;

wherein the side panels 12 comprise, 121, inner webs 122, outer webs 123, support panels 124, and sealing panels.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

Embodiment 1 as shown in fig. 1, a wear-resistant blanking silo for a converter comprises a silo body 1, wherein the silo body 1 is used for collecting granular materials. The bottom of the bin main body 1 is provided with a bottom plate 11, and the bottom plate 11 buffers falling particles. The bottom plate 11 is connected with side board 12 all around, and side board 12 prevents that the granule material from splashing. The bottom of the stock bin main body 1 is provided with a feed opening 2, and the feed opening 2 is used for discharging and discharging granular materials into an external ladle. The top of the bin main body 1 is correspondingly provided with a discharging chute 3, and the discharging chute 3 discharges the granular materials into the bin main body 1.

The following specifically describes the specific design of the key components described above:

as shown in fig. 1, an opening is formed in the upper portion of a bin main body 1, particles enter the bin main body 1 from the opening in the upper portion of the bin main body 1, and the bin main body 1 is integrally funnel-shaped and plays a role in buffering and collecting the particles.

The base plate 11 is made of thickened steel plates, the thickness of the base plate 11 is set to be 30-50 mm, and the thickness is designed to enhance the impact resistance of the base plate 11.

The number of the side panels 12 is 4, the lower parts of the side panels 12 are welded and connected with the bottom plate 11 in a surrounding welding mode, and the side panels 12 are welded and connected with the bottom plate 11 to form the storage bin main body 1.

As shown in fig. 2, the side panel 12 includes an inner web 121, an outer web 122, a sealing plate 124 and a support plate 123, and the inner web 121 and the outer web 122 are coupled by the support plate 123. The top of the inner web 121 is joined to the top of the outer web 122 by a closure plate 124.

The number of the supporting plates 123 is at least 3, the supporting plates 123 strengthen and fix the inner web 121 and the outer web 122, and a fixed cavity is formed between the supporting plates 123 and the outer web 122 of the inner web 121.

The connection angle of the inner web 121 and the sealing plate 124 is greater than 60 degrees, and the angle enables the bin main body 1 to be funnel-shaped.

The inner webs 121 are tightly connected together in a welded manner to form the inner wall of the silo, and the outer webs 122 are tightly connected together in a welded manner to form the outer wall of the silo. If the inner wall of the silo is worn for a long time to generate a cavity, the particles enter the cavity between the inner web 121, the outer web 122 and the supporting plate 123, and a part of the particles can be reserved, the reserved particles do not move relative to the silo main body 1, the particles flowing rapidly rub with the reserved particles at the cavity and pass through the blanking silo, so that the outer wall of the silo is protected from impact and wear, and leakage is avoided.

What is not described in detail in this specification is prior art known to those skilled in the art.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims (6)

1. The anti-wear blanking bin for the converter is characterized by comprising a bin main body, wherein the bottom of the bin main body is provided with a bottom plate, the periphery of the bottom plate is connected with side panels, the bottom of the bin main body is provided with a blanking opening, and the top of the bin main body is correspondingly provided with a blanking chute;

the number of the side panels is 4, the lower parts of the side panels are welded and connected with the bottom plate in a surrounding welding mode, the side panels comprise inner webs, outer webs, sealing plates and supporting plates, the inner webs and the outer webs are connected through the supporting plates, and the tops of the inner webs are connected with the tops of the outer webs through the sealing plates.

2. The anti-abrasion blanking bin of the converter of claim 1, wherein an opening is formed in the upper portion of the bin main body, and the bin main body is integrally funnel-shaped.

3. The anti-abrasion blanking bin of the converter of claim 1, wherein the base plate is made of thickened steel plates, and the thickness of the base plate is set to be 30-50 mm.

4. The wear resistant blanking magazine for a rotary furnace of claim 1, wherein the number of support plates is at least 3.

5. The wear resistant blanking magazine of a converter of claim 1, wherein the connection angle of the inner web and the closing plate is greater than 60 °.

6. The wear resistant blanking silo of claim 1, wherein the inner webs are tightly joined together by welding to form the inner silo wall and the outer webs are tightly joined together by welding to form the outer silo wall.