CN219362347U - Feeding device for adding scrap steel into blast furnace - Google Patents

Abstract

The utility model discloses a feeding device for adding scrap steel into a blast furnace, which comprises a containing component and a feeding component, wherein the containing component is used for bearing the scrap steel, the feeding component is arranged on one side of the containing component and is used for conveying the scrap steel in the containing component into the blast furnace, the containing component comprises a scrap steel hopper and a first supporting rod arranged below the scrap steel hopper and used for supporting, the feeding component comprises a conveying pipe arranged on one side of the scrap steel hopper and a second supporting rod arranged below the conveying pipe and used for supporting, and the conveying pipe is communicated with one side of the scrap steel hopper through a discharge chute. The device is suitable for feeding the blast furnace, when the device is used, firstly, the scrap steel particles to be fed are contained in the scrap steel hopper, and when the feeding is carried out, the scrap steel particles in the scrap steel hopper enter the conveying pipe through the discharge groove and are conveyed into the blast furnace through the conveying pipe, so that the feeding process is realized, and convenience and rapidness are realized.

Description

Feeding device for adding scrap steel into blast furnace

Technical Field

The utility model relates to the technical field of blast furnace scrap steel feeding equipment, in particular to a feeding device for adding scrap steel into a blast furnace.

Background

The increasing of the amount of scrap steel used in the blast furnace is an important measure for increasing the yield and reducing the ton iron-coke ratio of the blast furnace in recent years.

The blast furnace is added with scrap steel and is an emerging action mode, the blast furnace is affected by the site in the original blast furnace feeding mode, the construction of overhead conveying belts and scrap steel bins is limited, and the fund requirement is huge.

Disclosure of Invention

The utility model mainly aims to provide a feeding device for adding scrap steel into a blast furnace, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model discloses a feeding device for adding scrap steel into a blast furnace, which comprises a containing component and a feeding component, wherein the containing component is used for bearing the scrap steel, the feeding component is arranged on one side of the containing component and is used for conveying the scrap steel in the containing component into the blast furnace, the containing component comprises a scrap steel hopper and a first supporting rod arranged below the scrap steel hopper and used for supporting, the feeding component comprises a conveying pipe arranged on one side of the scrap steel hopper and a second supporting rod arranged below the conveying pipe and used for supporting, and the conveying pipe is communicated with one side of the scrap steel hopper through a discharge groove.

Preferably, the conveying pipe adopts an inclined structure with one high end and one low end.

Preferably, the high end of the conveying pipe is provided with a discharge port, and the discharge port is perpendicular to the conveying pipe, so that discharge is facilitated.

Preferably, the second transmission shaft is rotatably mounted at the center of the inner part of the conveying pipe along the length direction through the second transmission shaft, the twisted sheet is mounted at the outer part of the second transmission shaft, the second motor is mounted at one end of the conveying pipe, an output shaft of the second motor is connected with one end of the second transmission shaft, and when the second motor operates, the twisted sheet is driven to rotate through the second transmission shaft, so that materials in the conveying pipe are conveyed upwards.

Preferably, the steel scrap hopper adopts the funnel-shaped structure with the big diameter of the upper part and the small diameter of the lower part, and the top of the steel scrap hopper is provided with a baffle plate which can shield the edge of the upper end of the steel scrap hopper and prevent leakage in the feeding process.

Preferably, a through groove is formed in the side face of the conveying pipe, and the through groove is correspondingly matched with the discharging groove, so that the conveying pipe is communicated with the inside of the scrap steel hopper.

Preferably, the steel scrap feeding device further comprises an auxiliary feeding assembly, wherein the auxiliary feeding assembly is arranged in the steel scrap hopper and used for stirring steel scraps in the steel scrap hopper, the steel scraps can enter the conveying pipe through the discharge groove, the auxiliary feeding assembly comprises a support, a first transmission shaft, a stirring rod and a first motor, the support is arranged above the steel scrap hopper, the first transmission shaft is rotatably arranged between the support and the bottom center of the steel scrap hopper through a first bearing, the stirring rod is fixedly arranged outside the first transmission shaft, the first motor is fixedly arranged at the bottom center of the steel scrap hopper, an output shaft of the first motor is connected with one end of the first transmission shaft, in the process of actual use, workers place materials of steel scrap particles in the steel scrap hopper, and the first motor drives the stirring rod to rotate in the steel scrap hopper through the first transmission shaft, so that the problem of blocking of the steel scrap hopper can be prevented.

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

when the device is used, firstly, the steel scrap particles to be fed are contained in the steel scrap hopper, and when the steel scrap hopper is used for feeding, the steel scrap particles in the steel scrap hopper enter the conveying pipe through the discharging groove and are conveyed into the blast furnace through the conveying pipe, so that the feeding process is realized, the cost is low, the required site is small, and the cost is relatively low;

the steel scrap hopper is internally provided with an auxiliary feeding assembly, the auxiliary feeding assembly comprises a bracket, a first transmission shaft, a stirring rod and a first motor, so that in the actual use process, the stirring rod is driven by the first motor to rotate in the steel scrap hopper, steel scrap particles are pushed into the discharge groove to enter the conveying pipe, and the phenomenon of preventing the steel scrap hopper from blocking is achieved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a partial cross-sectional view of a scrap hopper and feed conveyor pipe in accordance with the present utility model;

FIG. 3 is a top view of the scrap steel hopper of the present utility model.

Reference numerals: 1. a scrap steel hopper; 2. a stirring rod; 3. a first drive shaft; 4. a first motor; 5. a first support bar; 6. a second support bar; 7. a second motor; 8. a material conveying pipe; 9. a discharge chute; 10. a second drive shaft; 11. twisting sheets; 12. a discharge port; 13. a baffle; 14. a bracket; 15. a first bearing; 16. a second bearing; 17. and (5) through grooves.

Detailed Description

The following is a detailed description of a feeding device for scrap steel in a blast furnace according to the present utility model with reference to fig. 1 to 3. The feeding device for adding scrap steel into a blast furnace according to the present utility model is not limited to the description of the following examples.

Example 1:

this embodiment gives a loading attachment of blast furnace steel scrap, as shown in fig. 1-3, including holding subassembly and feeding subassembly, wherein, hold the subassembly and be used for bearing steel scrap, feeding subassembly sets up in the one side of holding the subassembly for in carrying the steel scrap in the subassembly to the blast furnace, hold the subassembly and include steel scrap hopper 1 and set up in steel scrap hopper 1 below be used for supporting first bracing piece 5, feeding subassembly is including installing the conveying pipeline 8 in steel scrap hopper 1 one side and set up in conveying pipeline 8 below be used for supporting second bracing piece 6, conveying pipeline 8 and one side of steel scrap hopper 1 pass through the row silo 9 intercommunication.

By adopting the technical scheme:

when the device is used, firstly, the steel scrap particles to be fed are contained in the steel scrap hopper 1, and when the steel scrap hopper 1 is fed, the steel scrap particles in the steel scrap hopper enter the conveying pipe 8 through the discharge groove 9 and are conveyed into the blast furnace through the conveying pipe 8, so that the feeding process is realized, and the device is convenient and quick.

Example 2

In this embodiment, the material conveying pipe 8 adopts an inclined structure with one end being higher and the other end being lower based on embodiment 1.

The high end of conveying pipe 8 is provided with bin outlet 12, and bin outlet 12 is perpendicular with conveying pipe 8, conveniently carries out the row material.

The second transmission shaft 10 is rotatably arranged at the center of the inner part of the conveying pipe 8 along the length direction through the second bearing 16, the twisted piece 11 is arranged outside the second transmission shaft 10, the second motor 7 is arranged at one end of the conveying pipe 8, and an output shaft of the second motor 7 is connected with one end of the second transmission shaft 10.

The steel scrap hopper 1 adopts the funnel-shaped structure that the big below diameter of top is little, and the top of steel scrap hopper 1 is provided with baffle 13, and baffle 13 can shelter from steel scrap hopper 1 upper end edge, prevents to reveal in the material loading process.

The side of the conveying pipe 8 is provided with a through groove 17, and the through groove 17 is correspondingly matched with the discharge groove 9, so that the conveying pipe 8 is communicated with the inside of the scrap steel hopper 1.

By adopting the technical scheme:

when the second motor 7 operates, the second transmission shaft 10 drives the wringing blade 11 to rotate, so that the materials in the conveying pipe 8 are conveyed upwards.

Example 3

On the basis of embodiment 1, in this embodiment, still include auxiliary feeding subassembly, it sets up in the inside of steel scrap hopper 1, be used for stirring the inside steel scrap of steel scrap hopper 1, make it can get into in conveying pipeline 8 through discharge groove 9, auxiliary feeding subassembly includes support 14, first transmission shaft 3, puddler 2 and first motor 4, wherein, support 14, it installs in the inside top of steel scrap hopper 1, first transmission shaft 3 is installed in support 14 and between the bottom center department of steel scrap hopper 1 through first bearing 15 rotation, puddler 2 fixed mounting is in the outside of first transmission shaft 3, first motor 4 fixed mounting is in the bottom center department of steel scrap hopper 1, the output shaft of first motor 4 is connected with one end of first transmission shaft 3.

By adopting the technical scheme:

in the actual use process, staff places the material of steel scrap granule in steel scrap hopper 1, and first motor 4 drives puddler 2 through first transmission shaft 3 and rotates in steel scrap hopper 1, can prevent the problem of putty appearing in steel scrap hopper 1 like this.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides a loading attachment of blast furnace steel scrap, its characterized in that: comprising the following steps:

a containment assembly for carrying scrap steel;

the feeding assembly is arranged on one side of the accommodating assembly and is used for conveying the scrap steel in the accommodating assembly into the blast furnace;

the accommodating assembly comprises a scrap steel hopper (1) and a first supporting rod (5) arranged below the scrap steel hopper (1) and used for supporting;

the feeding assembly comprises a conveying pipe (8) arranged on one side of the scrap steel hopper (1) and a second supporting rod (6) arranged below the conveying pipe (8) and used for supporting, and the conveying pipe (8) is communicated with one side of the scrap steel hopper (1) through a discharge groove (9).

2. The feeding device for adding scrap steel into a blast furnace according to claim 1, wherein: the conveying pipe (8) adopts an inclined structure with one high end and one low end.

3. The feeding device for adding scrap steel into a blast furnace according to claim 2, wherein: the high end of the conveying pipe (8) is provided with a discharge opening (12), and the discharge opening (12) is perpendicular to the conveying pipe (8).

4. The feeding device for adding scrap steel into a blast furnace according to claim 2, wherein: the second transmission shaft (10) is rotatably arranged at the inner center of the conveying pipe (8) along the length direction through the second bearing (16), the cutter blade (11) is arranged outside the second transmission shaft (10), the second motor (7) is arranged at one end of the conveying pipe (8), and an output shaft of the second motor (7) is connected with one end of the second transmission shaft (10).

5. The feeding device for adding scrap steel into a blast furnace according to claim 1, wherein: the steel scrap hopper (1) adopts a funnel-shaped structure with a large upper diameter and a small lower diameter, and a baffle (13) is arranged at the top of the steel scrap hopper (1).

6. The feeding device for adding scrap steel into a blast furnace according to claim 1, wherein: the side of the conveying pipe (8) is provided with a through groove (17), and the through groove (17) is correspondingly matched with the discharge groove (9) so that the conveying pipe (8) is communicated with the inside of the scrap steel hopper (1).

7. The feeding device for adding scrap steel into a blast furnace according to claim 1, wherein: still including supplementary material loading subassembly, its set up in the inside of steel scrap hopper (1), be used for right inside steel scrap of steel scrap hopper (1) stirs, makes it can get into conveying pipeline (8) through discharge groove (9), supplementary material loading subassembly includes:

a bracket (14) mounted above the interior of the scrap hopper (1);

a first transmission shaft (3) rotatably mounted between the bracket (14) and the bottom center of the scrap steel hopper (1) through a first bearing (15);

a stirring rod (2) fixedly arranged outside the first transmission shaft (3);

the first motor (4) is fixedly arranged at the center of the bottom of the scrap steel hopper (1), and an output shaft of the first motor (4) is connected with one end of the first transmission shaft (3).