CN218950148U

CN218950148U - Coke chute under vibrating screen

Info

Publication number: CN218950148U
Application number: CN202222772212.4U
Authority: CN
Inventors: 赵雷; 张帅
Original assignee: Shanxi Hengruikun New Material Technology Co ltd
Current assignee: Shanxi Hengruikun New Material Technology Co ltd
Priority date: 2022-10-20
Filing date: 2022-10-20
Publication date: 2023-05-02
Anticipated expiration: 2032-10-20

Abstract

The utility model discloses a coke chute under a vibrating screen, which comprises a channel main body arranged below the vibrating screen, wherein the channel main body is obliquely arranged and comprises a bottom plate and side plates, the bottom plate and the side plates are arranged as steel plates, a metal structure frame is arranged on the bottom plate, a wear-resistant module is arranged in the metal structure frame, the wear-resistant module positioned in the middle of the bottom plate consists of steel strips and old refractory bricks, two steel strips are arranged in parallel, the upper end face of each steel strip is higher than the upper end face of the old refractory bricks, a groove for containing high-temperature materials is formed between the two steel strips, and the wear-resistant modules positioned at the upper part and the lower part of the bottom plate are arranged as high-temperature resistant wear-resistant ceramic blocks. According to the coke chute under the vibrating screen, the existing chute is reinforced by the ceramic lining plates and the waste refractory bricks left by the previous skip, so that the service life of the chute is prolonged.

Description

Coke chute under vibrating screen

Technical Field

The utility model relates to the technical field of coke conveying chute in a blast furnace workshop, in particular to a coke chute under a vibrating screen.

Background

The coke chute is sieved, the coke chute is fed for 4 times per day for 2 hours, and the coke is corroded (the coke is burned for a long time and can corrode iron sheets, the main reason is that the iron is accelerated to rust at high temperature, the iron and oxygen in the air are enabled to generate ferric oxide, the reaction of the iron and the oxygen is actually realized, the coke is not corroded), the chute is severely worn, the blast furnace can only be repaired once in production, the blast furnace is required to be replaced in maintenance, but the blast furnace is required to be replaced, the new wear-resisting plate is required to be purchased for 16mm, the plate is required to be 4.5 square (562.5 kg), the iron is required to be replaced for 2 times a year for 6524 yuan according to 5800 yuan/ton multiplied by 4.5 square = 3262 yuan, and the cost is not low.

Disclosure of Invention

In order to solve the defects and shortcomings in the prior art, the coke chute under the vibrating screen is provided, the existing chute is reinforced by utilizing the ceramic lining plates and the waste refractory bricks left by the prior skip, and the service life of the chute is prolonged.

The utility model provides an undersize coke chute for realizing the purpose of the utility model, which comprises a channel main body arranged below a vibrating screen, wherein the channel main body is obliquely arranged and comprises a bottom plate and side plates, the bottom plate and the side plates are arranged as steel plates, a metal structure frame is arranged on the bottom plate, a wear-resistant module is arranged in the metal structure frame, the wear-resistant module positioned in the middle of the bottom plate consists of steel plate strips and old refractory bricks, two steel plate strips are arranged in parallel, the upper end face of each steel plate strip is higher than the upper end face of the old refractory brick, a groove for containing high-temperature materials is formed between the two steel plate strips, and the wear-resistant modules positioned at the upper part and the lower part of the bottom plate are arranged as high-temperature resistant and wear-resistant ceramic blocks.

As a further improvement of the scheme, the wear-resistant module is provided with a through hole penetrating through the upper end face and the lower end face of the wear-resistant module, a connecting piece connected with the bottom plate is arranged in the through hole, and the connecting piece penetrates through the through hole to fix the wear-resistant module on the bottom plate, and the upper end face of the connecting piece is flush with the upper end face of the wear-resistant module.

As a further improvement of the above scheme, the through hole is a circular truncated cone hole, and the connecting piece is a countersunk bolt.

As a further improvement of the scheme, the through hole consists of a round table hole and a cylindrical hole, and the connecting piece is arranged as a countersunk head screw.

As a further improvement of the scheme, a sealant is arranged between the through hole and the connecting piece.

The beneficial effects of the utility model are as follows:

compared with the prior art, the coke chute under the vibrating screen protects the bottom plate through the wear-resistant modules arranged on the bottom plate, and particularly, the wear-resistant modules at the upper part and the lower part of the bottom plate are high-temperature-resistant and wear-resistant ceramic blocks, so that the coke chute under the vibrating screen can be used for a long time even if being contacted with high-temperature coke for a long time, and the service life of a channel main body is prolonged; the wear-resisting module in bottom plate middle part comprises steel plate strip and old resistant firebrick, is higher than the recess that forms between two steel plate strips of the up end of old resistant firebrick, and high temperature material can fill and keep off the recess, protection bottom plate, extension bottom plate's life.

The new wear-resisting plate is 16mm in thickness, 4.5 square (562.5 kg) is needed, 5800 yuan/ton×4.5 square=3262 yuan, and 6524 yuan is replaced for 2 times a year (mechanic 2 person+job 2 person) ×1 day=600 yuan, oxygen, electric welding and 15O yuan in a small amount; 6524-750 = 5774 (cost saving); the labor force of the mechanic is reduced. According to the coke chute under the vibrating screen, the existing chute is reinforced by the ceramic lining plates and the waste refractory bricks left by the previous skip, so that the service life of the chute is prolonged.

Drawings

The utility model is described in further detail below with reference to the attached drawing figures, wherein:

FIG. 1 is a side view of the utility model and a vibrating screen;

FIG. 2 is a schematic top view of the base plate of the present utility model;

FIG. 3 is a schematic view of an embodiment of a floor and wear module of the present utility model;

fig. 4 is a schematic structural view of another embodiment of the base plate and the wear module of the present utility model.

Detailed Description

As shown in fig. 1-4, the coke chute under the vibrating screen provided by the utility model comprises a channel main body 200 arranged below the vibrating screen 100, wherein the channel main body 200 is obliquely arranged and comprises a bottom plate 7 and side plates, the bottom plate 7 and the side plates are arranged as steel plates, a metal structure frame 1 is arranged on the bottom plate 7, a wear-resistant module 2 is arranged in the metal structure frame 1, the wear-resistant module 2 positioned in the middle of the bottom plate 7 consists of steel laths 3 and old refractory bricks 4, two steel laths 3 are arranged in parallel, the upper end face of the steel laths 3 is higher than the upper end face of the old refractory bricks 4, a groove for accommodating high-temperature materials is formed between the two steel laths 3, and the wear-resistant modules 2 positioned at the upper part and the lower part of the bottom plate 7 are arranged as high-temperature resistant wear-resistant ceramic blocks 5. When the wear-resistant module 2 on the bottom plate 7 is damaged, the wear-resistant module can be partially replaced without large-area replacement, and the cost can be saved. The wear-resistant module 2 is provided with a through hole penetrating through the upper end face and the lower end face of the wear-resistant module, a connecting piece 6 connected with the bottom plate 7 is arranged in the through hole, and after the connecting piece 6 penetrates through the through hole to fix the wear-resistant module 2 on the bottom plate 7, the upper end face of the connecting piece 6 is flush with the upper end face of the wear-resistant module 2.

In this technical solution, regarding the connection mode between the wear-resistant module 2 and the bottom plate 7, there are specifically the following two embodiments:

first kind: the through holes are round table type holes, and the connecting pieces 6 are countersunk bolts.

Second kind: the through hole is composed of a round table hole and a cylindrical hole, and the connecting piece 6 is arranged as a countersunk head screw.

The upper end surface of the connecting piece 6 of both embodiments is flush with the upper end surface of the wear module 2. The blanking of the coke is not influenced, and meanwhile, the wear-resistant module 2 cannot fall off the bottom plate 7, so that the service life of the bottom plate 7 is greatly prolonged.

In order to improve the tightness of the through hole and the connection member 6, a sealant is provided between the through hole and the connection member 6.

The above embodiments are not limited to the technical solution of the embodiments, and the embodiments may be combined with each other to form a new embodiment. The above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and any modifications or equivalent substitutions without departing from the spirit and scope of the present utility model should be covered in the scope of the technical solution of the present utility model.

Claims

1. The utility model provides a coke chute under vibrating screen which characterized in that: including setting up the passageway main part below the shale shaker, passageway main part slope sets up and including bottom plate and curb plate, bottom plate and curb plate set up to the steel sheet, be provided with metal structure frame on the bottom plate, be provided with wear-resisting module in the metal structure frame, the wear-resisting module that is located the bottom plate middle part comprises steel sheet bar and old resistant firebrick, steel sheet bar parallel arrangement has two to the up end of steel sheet bar is higher than the up end of old resistant firebrick, forms the recess that holds high temperature material between two steel sheet bars, and the wear-resisting module that is located bottom plate upper portion and lower part sets up to high temperature resistant wear-resisting ceramic block.

2. The undersize coke chute as claimed in claim 1, wherein: the wear-resisting module is provided with a through hole penetrating through the upper end face and the lower end face of the wear-resisting module, a connecting piece connected with the bottom plate is arranged in the through hole, and the connecting piece penetrates through the through hole to fix the wear-resisting module on the bottom plate, and the upper end face of the connecting piece is flush with the upper end face of the wear-resisting module.

3. The undersize coke chute as claimed in claim 2, wherein: the through holes are round table type holes, and the connecting pieces are countersunk bolts.

4. The undersize coke chute as claimed in claim 2, wherein: the through hole is composed of a round table hole and a cylindrical hole, and the connecting piece is arranged as a countersunk head screw.

5. A undersize coke chute according to claim 3 or 4, wherein: and sealant is arranged between the through hole and the connecting piece.