CN214496176U

CN214496176U - Device for discharging ash from coke dry quenching body

Info

Publication number: CN214496176U
Application number: CN202021873798.8U
Authority: CN
Inventors: 郭青龙; 李达; 朱玉倩; 郭凯; 闫军
Original assignee: Linhuan Coking and Chemical Co Ltd
Current assignee: Linhuan Coking and Chemical Co Ltd
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2021-10-26
Anticipated expiration: 2030-09-01

Abstract

The utility model discloses a device for discharging ash from a coke dry quenching body, which comprises a dust remover, wherein a gas emergency outlet pipeline is arranged at the outer top of the dust remover, a vertically placed gravity dust removal baffle is arranged at the inner top of the dust remover, the gravity dust removal baffle is fixedly connected with the dust remover, a dry quenching gas inlet pipeline is arranged at one side part of the dust remover, a boiler gas inlet pipeline is arranged at the other side part of the dust remover, the dry quenching gas inlet pipeline and the boiler gas inlet pipeline are connected with the dust remover through pipelines, a dust cooling part is arranged at the bottom of the dust remover, the dust remover is fixedly connected with the dust cooling part, a dust collecting part is arranged at the bottom of the dust cooling part, and the dust cooling part is not contacted with the dust collecting part; adopt the utility model discloses the scheme makes the dry quenching stove circulating gas dust content by initial 2.5g/m3, falls to 1g/m3 after the transformation, reaches one-level dust content standard, nevertheless compares and has fallen 50% before the transformation, has played better effect to the long period steady operation of system and equipment.

Description

Device for discharging ash from coke dry quenching body

Technical Field

The utility model belongs to the dry coke quenching field, more specifically say, the utility model relates to a device for dry coke quenching body ash discharge.

Background

In the domestic coke dry quenching system, along with the gradual acceleration of the production rhythm, the primary dust removal and ash discharge system can not meet the requirement of normal production and ash discharge, a great part of coke powder discharged by a water-cooling sleeve is yellow white ash after combustion, so that the judgment is possible that air is sucked into the primary dust removal box body due to the phenomena of overlong retention time of the coke powder in primary dust removal and unclosed sealing at the connection parts of the box body, the box body and an ash hopper, the combustion-supporting function is realized on the high-temperature coke powder in the box body, if the content of the inert gas dust in the system exceeds the index, excessive dust in the circulation process of the inert gas can cause excessive scouring and abrasion to coke dry quenching core equipment such as a boiler tube, a circulating fan impeller, a shell and the like, the service life of the equipment is influenced, and serious loss in production, safety and economy can be caused in serious cases.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing a device for discharging ash of a dry quenching body with good dust removal performance.

In order to realize the purpose, the utility model discloses the technical scheme who takes does: the utility model provides a device for arrange ash of dry coke quenching body, including the dust remover, the outer top of dust remover is equipped with gaseous emergency exit pipeline, the top is equipped with a vertical gravity dust collecting baffle who places in the dust remover, fixed connection between gravity dust collecting baffle and the dust remover, a side portion of dust remover is equipped with puts out the gaseous inlet pipeline of stove futilely, another lateral part of dust remover is equipped with boiler gas inlet pipeline, put out futilely and be the pipe connection between gaseous inlet pipeline of stove and the gaseous inlet pipeline of boiler and the dust remover, the dust remover bottom is equipped with the dust cooling portion, fixed connection between dust remover and the dust cooling portion, dust cooling portion bottom is equipped with dust collection portion, contactless between dust cooling portion and the dust collection portion.

The utility model discloses a device for dry coke quenching body ash discharge, dust cooling portion includes ash bucket, water-cooling sleeve pipe, first form ash discharge valve and second form ash discharge valve, the ash bucket top with dust remover fixed connection, ash bucket bottom and water-cooling sleeve pipe welding, the water-cooling sleeve pipe is equipped with two lateral conduits, and two lateral conduit bottoms are equipped with first form ash discharge valve and second form ash discharge valve respectively.

The utility model discloses a device for dry coke quenching body ash discharge, dust collection portion includes ash bin, third form ash discharge valve and ash collection pipeline, and the ash bin is arranged in first form ash discharge valve with under the second form ash discharge valve, the ash bin bottom is passed through third form ash discharge valve and is collected the pipeline with the ash and link to each other.

The utility model discloses a device for dry coke quenching body ash discharge, gravity dust removal baffle surface is equipped with tiny net.

The utility model discloses a device for dry coke quenching body ash discharge, the inside both sides of dust remover are equipped with first high temperature expansion joint and second high temperature expansion joint respectively, and first high temperature expansion joint and second high temperature expansion joint all with dust remover fixed connection.

Adopt the utility model discloses the scheme is through the water-cooling sleeve pipe that uses the vertical type, has avoided the water-cooling sleeve pipe mouth of pipe to block up, through optimizing the ash discharging device, has solved once and has removed dust and the unsmooth problem of water-cooling sleeve pipe ash discharging. The dust content in the circulating gas and the abrasion to the heating surface of the boiler are reduced, the probability of tube explosion of the boiler is reduced, the dust content of the circulating gas of the dry quenching furnace is reduced from the initial 2.5g/m3 to the modified 1g/m3, the standard of the first-level dust content is achieved, but the dust content is reduced by 50% compared with that before modification, and the dust content has a good effect on long-period stable operation of a system and equipment.

The present invention will be described in more detail with reference to the accompanying drawings and examples.

Drawings

The contents of the description and the references in the drawings are briefly described as follows:

FIG. 1 is a schematic view of the present invention;

labeled as: 1. a dust remover; 2. an ash hopper; 3. water-cooling the sleeve; 4. an ash bin; 5. a first format ash discharge valve; 6. a second format ash discharge valve; 7. a third format ash discharge valve; 8. a dry quenching furnace gas inlet pipeline; 9. a boiler gas inlet duct; 10. a gravity dust removal baffle; 11. a first high temperature expansion joint; 12. a second high temperature expansion joint; 13. an ash collection duct; 14. a gas emergency exit conduit;

Detailed Description

The following description of the embodiments of the present invention, with reference to the accompanying drawings, will be made in further detail to explain, for example, the shapes and structures of the components, the mutual positions and connection relationships among the components, the functions and working principles of the components, the manufacturing process, and the operation and use method of the components, so as to help those skilled in the art to understand the concept and technical solutions of the present invention more completely, accurately and deeply.

FIG. 1 is a schematic view of the present invention; as shown in fig. 1, the device for discharging ash from a coke dry quenching body comprises a dust remover 1, wherein a gas emergency outlet pipeline 14 is arranged at the outer top of the dust remover 1, a vertically arranged gravity dust removal baffle 10 is arranged at the inner top of the dust remover 1, the gravity dust removal baffle 10 is fixedly connected with the dust remover 1, a dry quenching gas inlet pipeline 8 is arranged at one side part of the dust remover 1, a boiler gas inlet pipeline 9 is arranged at the other side part of the dust remover 1, the dry quenching gas inlet pipeline 8 and the boiler gas inlet pipeline 9 are both in pipeline connection with the dust remover 1, a dust cooling part is arranged at the bottom of the dust remover 1, the dust remover 1 is fixedly connected with the dust cooling part, a dust collecting part is arranged at the bottom of the dust cooling part, and the dust cooling part is not in contact with the dust collecting part; the dust cooling part comprises an ash bucket 2, a water-cooling sleeve 3, a first grid type ash discharge valve 5 and a second grid type ash discharge valve 6, the top of the ash bucket 2 is fixedly connected with a dust remover 1, the bottom of the ash bucket 1 is welded with the water-cooling sleeve 3, the water-cooling sleeve 3 is provided with two branch pipelines, and the bottoms of the two branch pipelines are respectively provided with the first grid type ash discharge valve 5 and the second grid type ash discharge valve 6; the dust collecting part comprises an ash bin 4, a third format ash discharge valve 7 and an ash collecting pipeline 13, the ash bin 4 is arranged under the first format ash discharge valve 5 and the second format ash discharge valve 6, and the bottom 4 of the ash bin is connected with the ash collecting pipeline 13 through the third format ash discharge valve 7; fine grids are arranged on the surface of the gravity dust removal baffle 8; the two sides in the dust remover 1 are respectively provided with a first high-temperature expansion joint 11 and a second high-temperature expansion joint 12, and the first high-temperature expansion joint 11 and the second high-temperature expansion joint 12 are both fixedly connected with the dust remover 1.

When the dust remover is used, the gas inlet pipeline 8 of the dry quenching furnace is opened to enter the dust remover 1, the mixture of dust and gas contacts the gravity dust removal baffle 10, the gas passes through the gravity dust removal baffle, the dust falls, and the gas enters the gas inlet pipeline 9 of the boiler and flows into the boiler; dust falls into a dust hopper from the dust remover 1 and then enters the water-cooling sleeve 3, and a first grid dust discharge valve 5 and a second grid dust discharge valve 6 are opened; the dust enters the dust bin 4, and when the dust in the dust bin 4 is more, the third grid type dust discharge valve 7 is opened, and the dust enters the dust collecting pipeline 13.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, and various insubstantial improvements can be made without modification to the method and technical solution of the present invention, or the present invention can be directly applied to other occasions without modification, all within the scope of the present invention.

Claims

1. A device for discharging ash from a coke dry quenching body comprises a dust remover and is characterized in that: the outer top of dust remover is equipped with gaseous urgent export pipeline, the top is equipped with a vertical gravity dust collecting baffle who places in the dust remover, fixed connection between gravity dust collecting baffle and the dust remover, a side portion of dust remover is equipped with puts out the gaseous inlet pipeline of stove futilely, another lateral part of dust remover is equipped with boiler gas inlet pipeline, put out the gaseous inlet pipeline of stove and boiler gas inlet pipeline futilely and be the pipe connection between dust remover, the dust remover bottom is equipped with dust cooling portion, fixed connection between dust remover and the dust cooling portion, dust cooling portion bottom is equipped with dust collection portion, contactless between dust cooling portion and the dust collection portion.

2. The apparatus for ash removal of a dry quenching coke body as claimed in claim 1, wherein the dust cooling part comprises an ash bucket, a water-cooled jacket pipe, a first grid ash valve and a second grid ash valve, the top of the ash bucket is fixedly connected with the dust collector, the bottom of the ash bucket is welded with the water-cooled jacket pipe, the water-cooled jacket pipe is provided with two branch pipes, and the bottom of the two branch pipes is respectively provided with the first grid ash valve and the second grid ash valve.

3. The apparatus for ash removal from a dry quenching body as claimed in claim 2, wherein the dust collecting part comprises an ash bin, a third format ash valve and an ash collecting duct, the ash bin is disposed just below the first format ash valve and the second format ash valve, and the bottom of the ash bin is connected to the ash collecting duct through the third format ash valve.

4. An apparatus for ash removal from a dry quenched coke body as recited in claim 1, wherein the gravity dust baffle has a fine mesh on a surface thereof.

5. The apparatus for ash removal of a dry quenching body as claimed in claim 1, wherein the dust remover is provided with a first high temperature expansion joint and a second high temperature expansion joint at both sides of the inside thereof, and the first high temperature expansion joint and the second high temperature expansion joint are fixedly connected to the dust remover.