CN103146399A - Reuse device for dry-quenching secondary dust removal coke powder - Google Patents
Reuse device for dry-quenching secondary dust removal coke powder Download PDFInfo
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- CN103146399A CN103146399A CN2013100802667A CN201310080266A CN103146399A CN 103146399 A CN103146399 A CN 103146399A CN 2013100802667 A CN2013100802667 A CN 2013100802667A CN 201310080266 A CN201310080266 A CN 201310080266A CN 103146399 A CN103146399 A CN 103146399A
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Abstract
The invention discloses a reuse device for dry-quenching secondary dust removal coke powder, which is mainly used for solving the problems of resource shortage and high price of coking coal. The reuse device comprises a secondary dust removal coke powder conveying device, a blended coal conveying device, a waste tar residue conveying device and a component mixing system, wherein the secondary dust removal coke powder conveying device comprises a pneumatic conveying pump, an ash conveying pipeline and a sealing bin; the blended coal conveying device comprises a material distributor, a blended coal storage groove and a briquette coal conveying belt; the waste tar residue conveying device comprises a forklift and a tar residue storage tank; and the component mixing system comprises a weighing device, a stirring machine, a shaping machine, a shaped coal briquette conveying belt conveyer and a roof-mounted furnace coal tower. The device can be used for realizing clean utilization for dry-quenching secondary dust removal coke powder, and increasing the additional value of the dry-quenching secondary dust removal coke powder.
Description
Technical field
The present invention relates to dedusting coke powder reuse technology field, particularly a kind of reclamation set of dry coke quenching final dusting coke powder.
Background technology
In recent years, Steel Complex from energy-saving and environmental protection, improve the angle of coke quality, build one after another dry coke quenching auxiliary.Independent coke-oven plant is from the angle of energy-conserving and environment-protective, reducing emission of carbon dioxide, also in approval and employing Dry Quenching Technology.But put out in stove dried, due to the mutual displacement friction of coke and the scaling loss of coke, produced the dedusting coke powder of some amount, its output accounts for the 1.5-2.5% of coke output.The dedusting coke powder is general to be processed at a low price to sintering and furnace charge company and does fuel, and there is larger synergy space in the price difference of itself and coking coal more than 600 yuan/tons.
On the other hand, in recent years, along with the Iron And Steel Industry fast development, coking industry also is able to fast development.The shortage of coking coal and the rise of price have become the subject matter that affects coke cost.Though China is coal big country, the coking coal proportion is less and distribution is uneven, and the development of coking industry has been subject to the restriction of coking coal resource deficiency.
In the situation that coking coal resource is in short supply and hold at high price, how to realize the increasing value and reutilizing of dry coke quenching final dusting coke powder, as replenishing of coking coal source, be an important research topic.
Summary of the invention
The object of the present invention is to provide a kind of reclamation set of dry coke quenching final dusting coke powder.This device both can be realized the clean utilization of dry coke quenching final dusting coke powder, can improve its added value again.
The technical solution adopted for the present invention to solve the technical problems is: a kind of reclamation set of dry coke quenching final dusting coke powder, it is characterized in that, and comprise final dusting coke powder e Foerderanlage, mixed coal e Foerderanlage, useless coke tar refuse e Foerderanlage and component mixing system;
Described final dusting coke powder e Foerderanlage comprises Pneumatic conveying pump, ash conveying pipe, seal silo, and the top of described seal silo is provided with fly-ash separator, and the bottom of seal silo is provided with unloading valve, and described Pneumatic conveying pump, ash conveying pipe, seal silo connect successively;
Described mixed coal e Foerderanlage comprises tripper, mixed coal storage tank and moulded coal belt conveyor, and described mixed coal storage tank is provided with the disc feeding device; The conveying head end of described moulded coal belt conveyor is positioned at the below of described disc feeding device;
Described useless coke tar refuse e Foerderanlage comprises fork truck and coke tar refuse storage tank, and described coke tar refuse tank bottom is provided with electric heater unit;
Described component mixing system comprises weighing device, stirrer, forming machine, moulding coal cinder belt conveyer and top shove charge coal tower, described weighing device, stirrer, forming machine connect successively, the conveying head end of described moulding coal cinder belt conveyer is positioned at the output terminal below of forming machine, and the conveying end of moulding coal cinder belt conveyer is positioned at the coal cinder ingress of described top shove charge coal tower;
The conveying end of the discharge end of described seal silo, moulded coal belt conveyor is connected discharge end and is connected with the feeding mouth of weighing device respectively with the coke tar refuse storage tank.
Preferably, described ash conveying pipe inside is provided with ceramic inner walls.
The present invention has following outstanding beneficial effect: the reclamation set of a kind of dry coke quenching final dusting coke powder of the present invention, stablizing on the basis of coke quality, realize the high-efficiency cleaning synergy reuse of dry coke quenching final dusting coke powder, had significant social benefit and environmental benefit.
Description of drawings
Accompanying drawing 1 is structure drawing of device of the present invention;
Description of reference numerals: 1 tripper, 2 mixed coal storage tanks, 3 moulded coal belt conveyors, 4 fork trucks, 5 coke tar refuse storage tanks, 6 seal silos, 7 ash conveying pipes, 8 Pneumatic conveying pumps, 9 unloading valves, 10 weighing devicees, 11 stirrers, 12 forming machines, 13 moulding coal cinder belt conveyers, 14 top shove charge coal towers, 21 disc feeding devices, 51 electric heater units, 61 fly-ash separators.
Embodiment
As shown in Figure 1, the reclamation set of a kind of dry coke quenching final dusting coke powder of the present invention comprises final dusting coke powder delivery system, mixed coal delivery system, useless coke tar refuse delivery system and component mixing system; Described final dusting coke powder delivery system comprises Pneumatic conveying pump 8, ash conveying pipe 7, seal silo 6, the top of described seal silo is provided with fly-ash separator 61, the bottom of seal silo 6 is provided with unloading valve 9, described ash conveying pipe 7 inside are provided with ceramic inner walls, and described Pneumatic conveying pump 8, ash conveying pipe 7, seal silo 6 connect successively.
Described mixed coal delivery system comprises tripper 1, mixed coal storage tank 2 and moulded coal belt conveyor 3; Described mixed coal storage tank 2 is provided with disc feeding device 21, and the conveying head end of described moulded coal belt conveyor 3 is positioned at the below of described disc feeding device; This disc feeding device 21 is prior art.
Described useless coke tar refuse delivery system comprises fork truck 4 and coke tar refuse storage tank 5; Described coke tar refuse storage tank 5 bottoms are provided with electric heater unit 51.
Described component mixing system comprises weighing device 10, stirrer 11, forming machine 12, moulding coal cinder belt conveyer 13 and top shove charge coal tower 14, described weighing device 10, stirrer 11, forming machine 12 connect successively, the conveying head end of described moulding coal cinder belt conveyer 13 is positioned at the output terminal below of forming machine, and the conveying end of moulding coal cinder belt conveyer is positioned at the coal cinder ingress of described top shove charge coal tower 14.
The conveying end of the discharge end of described seal silo 6, moulded coal belt conveyor 3 is connected discharge end and is connected with the feeding mouth of weighing device 10 respectively with the coke tar refuse storage tank.
A kind of reuse flow process of reclamation set of dry coke quenching final dusting coke powder is described below:
As shown in Figure 1, dry coke quenching final dusting coke powder enters seal silo 6 by Pneumatic conveying pump 8 and ash conveying pipe 7, the top of seal silo 6 is provided with fly-ash separator 61, being convenient to gas discharge and dust reclaims, the bottom of seal silo 6 is provided with unloading valve 9, and the dedusting coke powder in seal silo 6 enters weighing device 10 by unloading valve 9.The inwall of ash conveying pipe 7 is provided with ceramic liner, prevents pipe wear, and defeated grey medium is nitrogen, and nitrogen stability better can prevent dust explosion.
Mixed coal after pulverizing enters mixed coal storage tank 2 through tripper 1, and mixed coal storage tank 2 is provided with disc feeding device 21, and mixed coal is sent to weighing device 10 by disc feeding device 21.
The useless coke tar refuse that change product system produces is had bad luck to coke tar refuse storage tank 5 by fork truck 4, and coke tar refuse storage tank 5 is provided with heating unit 51, interim heating when temperature is low, and the mobility of raising coke tar refuse, and adopt bottom slagging mode, and be sent to weighing device 10.
Dry coke quenching final dusting coke powder, mixed coal and useless coke tar refuse enter stirrer 11 after by weighing device 10 weighing by a certain percentage, mix, change forming machine 12 over to, mixed dry coke quenching final dusting coke powder, mixed coal and useless coke tar refuse are pressurizeed in forming machine 12 and are formed ellipticity or block moulded coal piece, then be delivered to top shove charge coal tower 14 through moulding coal cinder belt conveyer 13, in order to enter stove coking.
Claims (2)
1. the reclamation set of a dry coke quenching final dusting coke powder, is characterized in that, comprises final dusting coke powder e Foerderanlage, mixed coal e Foerderanlage, useless coke tar refuse e Foerderanlage and component mixing system;
Described final dusting coke powder e Foerderanlage comprises Pneumatic conveying pump, ash conveying pipe, seal silo, and the top of described seal silo is provided with fly-ash separator, and the bottom of seal silo is provided with unloading valve, and described Pneumatic conveying pump, ash conveying pipe, seal silo connect successively;
Described mixed coal e Foerderanlage comprises tripper, mixed coal storage tank and moulded coal belt conveyor, and described mixed coal storage tank is provided with the disc feeding device; The conveying head end of described moulded coal belt conveyor is positioned at the below of described disc feeding device;
Described useless coke tar refuse e Foerderanlage comprises fork truck and coke tar refuse storage tank, and described coke tar refuse tank bottom is provided with electric heater unit;
Described component mixing system comprises weighing device, stirrer, forming machine, moulding coal cinder belt conveyer and top shove charge coal tower, described weighing device, stirrer, forming machine connect successively, the conveying head end of described moulding coal cinder belt conveyer is positioned at the output terminal below of forming machine, and the conveying end of moulding coal cinder belt conveyer is positioned at the coal cinder ingress of described top shove charge coal tower;
The conveying end of the discharge end of described seal silo, moulded coal belt conveyor is connected discharge end and is connected with the feeding mouth of weighing device respectively with the coke tar refuse storage tank.
2. the reclamation set of a kind of dry coke quenching final dusting coke powder according to claim 1, is characterized in that, described ash conveying pipe inside is provided with ceramic inner walls.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100802667A CN103146399A (en) | 2013-03-13 | 2013-03-13 | Reuse device for dry-quenching secondary dust removal coke powder |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100802667A CN103146399A (en) | 2013-03-13 | 2013-03-13 | Reuse device for dry-quenching secondary dust removal coke powder |
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| CN103146399A true CN103146399A (en) | 2013-06-12 |
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| CN2013100802667A Pending CN103146399A (en) | 2013-03-13 | 2013-03-13 | Reuse device for dry-quenching secondary dust removal coke powder |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104845649A (en) * | 2014-02-14 | 2015-08-19 | 宝山钢铁股份有限公司 | Method using coke powder and tar slag for substitution of part of coal for production of coke |
| CN105295973A (en) * | 2014-05-30 | 2016-02-03 | 宝山钢铁股份有限公司 | Method for producing coke by using coal fly ash to replace part of coal |
| CN108117907A (en) * | 2016-11-28 | 2018-06-05 | 宝山钢铁股份有限公司 | A kind of processing method of coking coal processing tar slag dust-removing powder |
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| CN1948433A (en) * | 2006-11-07 | 2007-04-18 | 武汉钢铁集团鄂城钢铁有限责任公司 | Dust settling fine coke reblending coal coking method and its technology |
| CN101020931A (en) * | 2007-03-21 | 2007-08-22 | 鞍钢股份有限公司 | Blast furnace dry quenching powder spraying process and equipment |
| CN203095975U (en) * | 2013-03-13 | 2013-07-31 | 济钢集团有限公司 | Recycling device for dry-quenching secondary dust-removal coke powder |
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2013
- 2013-03-13 CN CN2013100802667A patent/CN103146399A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1948433A (en) * | 2006-11-07 | 2007-04-18 | 武汉钢铁集团鄂城钢铁有限责任公司 | Dust settling fine coke reblending coal coking method and its technology |
| CN101020931A (en) * | 2007-03-21 | 2007-08-22 | 鞍钢股份有限公司 | Blast furnace dry quenching powder spraying process and equipment |
| CN203095975U (en) * | 2013-03-13 | 2013-07-31 | 济钢集团有限公司 | Recycling device for dry-quenching secondary dust-removal coke powder |
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| 尹雄峰: "烧结配加干熄焦除尘焦灰的工艺技术", 《山东冶金（增刊）》 * |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104845649A (en) * | 2014-02-14 | 2015-08-19 | 宝山钢铁股份有限公司 | Method using coke powder and tar slag for substitution of part of coal for production of coke |
| CN105295973A (en) * | 2014-05-30 | 2016-02-03 | 宝山钢铁股份有限公司 | Method for producing coke by using coal fly ash to replace part of coal |
| CN108117907A (en) * | 2016-11-28 | 2018-06-05 | 宝山钢铁股份有限公司 | A kind of processing method of coking coal processing tar slag dust-removing powder |
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Application publication date: 20130612 |