CN216104832U

CN216104832U - Ash conveying system

Info

Publication number: CN216104832U
Application number: CN202121937398.3U
Authority: CN
Inventors: 姬生宝
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-03-22
Anticipated expiration: 2031-08-18

Abstract

The utility model relates to an ash conveying system which comprises a box body (1), a distributed ash bin (2) connected with the box body (1) and a self-suction tank car (3) connected with the distributed ash bin (2), wherein a first clock valve (4) is arranged at the joint of the box body (1) and the distributed ash bin (2), and a second clock valve (5) is arranged at the joint of the distributed ash bin (2) and the self-suction tank car (3). The ash conveying system does not need to be provided with a large ash bin and a conveying pipe, so that the problem that the ash conveying pipeline is blocked by coal ash to cause incapability of conveying the coal ash can be effectively avoided. On the other hand, the ash conveying system can avoid the safety problems of gas leakage and the like in the process of conveying the coal ash through the arrangement of the first clock valve and the second clock valve.

Description

Ash conveying system

Technical Field

The utility model belongs to the technical field of blast furnace gas purification, and particularly relates to an ash conveying system.

Background

At present, a blast furnace gas purification and conveying system comprises a box body, a bin pump, a large ash bin, an ash conveying pipeline, a nitrogen tank, a heat preservation pipeline and the like. However, with the development of low-carbon and low-temperature iron making in blast furnace production, the quality of sintered ores is not high, coal ash caking or high water content of the coal ash can be caused, and the reuse of the conveying system easily causes blockage of an ash conveying pipeline, so that dust cannot be conveyed, and accumulated ash cleaning needs to be performed manually.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a conveying system, which solves the problem that an ash conveying pipeline is easy to block in the prior art.

In order to achieve the purpose, the utility model provides a conveying system which comprises a box body, a distributed ash bin connected with the box body and a self-suction tank car connected with the distributed ash bin, wherein a first clock valve is arranged at the joint of the box body and the distributed ash bin, and a second clock valve is arranged at the joint of the distributed ash bin and the self-suction tank car.

According to one aspect of the utility model, the bottom of the distributed ash bin is cone-shaped.

According to one aspect of the utility model, a blockage removing pipe is arranged on the distributed ash bin.

According to one aspect of the utility model, the distributed ash bin is further connected with an exhaust pipe, a pneumatic ball valve is arranged in the exhaust pipe, and a separator is further arranged on the exhaust pipe.

According to one aspect of the utility model, thermometers are provided on the distributed ash bin.

According to one aspect of the utility model, a pressure gauge is further arranged on the distributed ash bin.

According to one aspect of the utility model, the self-priming tank car comprises a steel wire composite hose, the front end of the steel wire composite hose is connected with a connecting flange, and a connecting part is arranged on the distributed ash bin and is matched and connected with the connecting flange.

According to the ash conveying system, the box body and the distributed ash bin are respectively provided with the blockage removing pipe, the thermometer and the pressure gauge. According to the ash conveying system, the box body, the distributed ash bin and the self-suction tank car which are sequentially connected are arranged, and the first clock valve and the second clock valve are arranged, so that in the ash conveying process, the first clock valve is opened at first, the coal ash in the box body is conveyed into the distributed ash bin, the blockage removing pipe on the box body can be connected with the nitrogen device, and nitrogen is introduced into the box body through the blockage removing pipe, so that the coal ash is conveyed into the distributed ash bin more smoothly. And then when the distributed ash bin is full of coal ash, closing the first clock valve, opening the second clock valve, and conveying the coal ash in the distributed ash bin to the self-priming tank car under the suction force of the self-priming tank car. The distributed ash bin can be connected with a nitrogen device, and nitrogen is introduced into the distributed ash bin through the blockage removing pipe so that the coal ash can be conveyed more smoothly to the self-suction tank car. So set up, compare in the coal ash conveying system among the prior art, need not set up big ash bin and conveyer pipe to can effectively avoid coal ash to block up defeated grey pipeline, cause the problem of unable coal ash of carrying. On the other hand, the ash conveying system can avoid the safety problems of gas leakage and the like in the process of conveying the coal ash through the arrangement of the first clock valve and the second clock valve.

Drawings

FIG. 1 schematically shows a block diagram of an ash conveying system according to an embodiment of the present invention.

Detailed Description

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 embodiments will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the utility model, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

In describing embodiments of the present invention, the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship that is based on the orientation or positional relationship shown in the associated drawings, which is for convenience and simplicity of description only, and does not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, the above-described terms should not be construed as limiting the present invention.

The present invention is described in detail below with reference to the drawings and the specific embodiments, which are not repeated herein, but the embodiments of the present invention are not limited to the following embodiments.

As shown in fig. 1, the present invention provides an ash conveying system, which comprises a box body 1, a distributed ash bin 2 and a self-suction tank car 3. In the embodiment, the box body 1 is connected with the distributed ash bin 2, the distributed ash bin 2 is connected with the self-priming tank car 3, a first clock valve 4 is arranged at the joint of the box body 1 and the distributed ash bin 2, and a second clock valve 5 is arranged at the joint of the second distributed ash bin 2 and the self-priming tank car 3.

According to the ash conveying system, the box body 1 and the distributed ash bin 2 are respectively provided with the blockage removing pipe 6, the thermometer and the pressure gauge. According to the ash conveying system, the box body 1, the distributed ash bin 2 and the self-suction tank car 3 are sequentially connected, and the first clock valve 4 and the second clock valve 5 are arranged, so that in the ash conveying process, the first clock valve 4 is firstly opened, the coal ash in the box body 1 is conveyed into the distributed ash bin 2, the blockage removing pipe 6 on the box body 1 can be connected with a nitrogen device, and nitrogen is introduced into the box body 1 through the blockage removing pipe 6, so that the coal ash is conveyed into the distributed ash bin 2 more smoothly. And then when the distributed ash bin 2 is full of coal ash, closing the first clock valve 4, opening the second clock valve 5, and conveying the coal ash in the distributed ash bin 2 to the self-priming tank car 3 under the suction force of the self-priming tank car 3. The distributed ash bin 2 can be connected with a nitrogen device, and nitrogen is introduced into the distributed ash bin 2 through the blockage removing pipe 6, so that the coal ash can be conveyed to the self-suction tank car 3 more smoothly.

So set up, compare in the coal ash conveying system among the prior art, need not set up big ash bin and conveyer pipe to can effectively avoid coal ash to block up defeated grey pipeline, cause the problem of unable coal ash of carrying.

On the other hand, the ash conveying system can avoid safety problems such as coal gas leakage and the like in the process of conveying coal ash through the arrangement of the first clock valve 4 and the second clock valve 5.

As shown in fig. 1, according to one embodiment of the present invention, the bottom of the distributed ash bin 2 is cone-shaped. The arrangement facilitates the conveying of the coal ash and avoids the blockage of the coal ash.

As shown in fig. 1, the distributed ash bin 2 of the present invention is further connected with an exhaust pipe 21, a pneumatic ball valve 22 is disposed in the exhaust pipe 21, and a separator 23 is disposed on the exhaust pipe 21.

As shown in fig. 1, in the present embodiment, the self-priming tank car 3 includes a steel wire composite hose 31 connected thereto, a connecting flange 32 connected to a front end of the steel wire composite hose 31, and the distributed ash bin 2 is provided with a connecting portion 24 connected to the connecting flange 32 in a fitting manner. Due to the arrangement, the self-priming tank car 3 has high flexibility and is suitable for various application scenes.

In the ash conveying system, the size of the distributed ash bin 2 is calculated in the following way: calculating the volume of the distributed ash bin according to the volume V of dust produced by the blast furnace every day, the number n of blast furnace boxes and the number b of ash discharge times every day as follows: (V/n)/b.

The above description is only one embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The ash conveying system is characterized by comprising a box body (1), a distributed ash bin (2) connected with the box body (1) and a self-suction tank car (3) connected with the distributed ash bin (2), wherein a first clock valve (4) is arranged at the joint of the box body (1) and the distributed ash bin (2), and a second clock valve (5) is arranged at the joint of the distributed ash bin (2) and the self-suction tank car (3).

2. Ash conveying system according to claim 1, characterized in that the bottom of the distributed ash bin (2) is cone-shaped.

3. The ash conveying system according to claim 2, characterized in that a blockage removing pipe (6) is arranged on the distributed ash bin (2).

4. The ash conveying system according to claim 3, wherein an exhaust pipe (21) is further connected to the distributed ash bin (2), a pneumatic ball valve (22) is arranged in the exhaust pipe (21), and a separator (23) is further arranged on the exhaust pipe (21).

5. Ash conveying system according to claim 4, characterized in that a pressure gauge is further arranged on the distributed ash bin (2).

6. Ash conveying system according to claim 5, characterised in that a thermometer is also arranged on the distributed ash bin (2).

7. The ash conveying system according to claim 6, wherein the self-priming tank car (3) comprises a steel wire composite hose (31) connected thereto, a connecting flange (32) is connected to the front end of the steel wire composite hose (31), and a connecting portion (24) is arranged on the distributed ash bin (2) and is in fit connection with the connecting flange (32).