CN203034063U - Recycling system for steelmaking sludge - Google Patents
Recycling system for steelmaking sludge Download PDFInfo
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- CN203034063U CN203034063U CN2012207217985U CN201220721798U CN203034063U CN 203034063 U CN203034063 U CN 203034063U CN 2012207217985 U CN2012207217985 U CN 2012207217985U CN 201220721798 U CN201220721798 U CN 201220721798U CN 203034063 U CN203034063 U CN 203034063U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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Abstract
本实用新型公开一种炼钢污泥回收利用系统，包括粗颗粒分离机、沉淀器、渣浆泵、储泥罐、进浆泵和压滤机，所述粗颗粒分离机与所述沉淀器连接，所述沉淀器与所述渣浆泵连接，所述渣浆泵将浆料泵入到所述储泥罐，所述储泥罐内的浆料经过所述进浆泵输送给所述压滤机，浆料经过所述压滤机压滤形成含铁污泥饼。与现有技术相比，本实用新型提供的炼钢污泥回收利用系统，对全部炼钢污泥经过处理后进行压滤成饼，污泥饼再运输到原料厂配制成烧结球团原料，既能够减少污染排放，清洁环保，又能够收到良好的经济效益。
The utility model discloses a recycling system for steelmaking sludge, which comprises a coarse particle separator, a settler, a slurry pump, a mud storage tank, a slurry feed pump and a filter press. The coarse particle separator and the settler connected, the settler is connected with the slurry pump, and the slurry pump pumps the slurry into the mud storage tank, and the slurry in the mud storage tank is delivered to the A filter press, through which the slurry is press-filtered to form iron-containing sludge cakes. Compared with the prior art, the steelmaking sludge recycling system provided by the utility model processes all the steelmaking sludge and press-filters it into cakes, and the sludge cakes are then transported to the raw material factory to be prepared as sintered pellet raw materials. It can not only reduce pollution discharge, be clean and environmentally friendly, but also receive good economic benefits.
Description
Technical field
The utility model relates to field of iron and steel smelting, exactly refers to a kind of steel-smelting sewage sludge recycling system.
Background technology
Steel-smelting sewage sludge is a kind of byproduct that dust-removal system produces in the steelmaking process, be rich in beneficiating ingredients such as Fe, CaO, average iron content more than 45%, calcic are more than 12%, belong to a kind of low-grade, available iron material, but since its have that grade is low, characteristics such as fine size (200 order grade nearly 100%), viscosity are big, giving further, recycling has brought very big difficulty.At present, the once dust collection of converter of a lot of Steel Plant all adopts the OG wet dedusting, it is to carry or outwards discharging to sinter machine that dedusting water has a large amount of iron containing sludges always, but the mud of sinter machine sintering is little, usage quantity is few, most of mud outwards discharges, and the outside discharging of dedusting mud is contaminate environment, also is a kind of wasting of resources.
The utility model content
At above-mentioned defective, the technical problem that the utility model solves is to provide a kind of steel-smelting sewage sludge recycling system, fully steelmaking mud is carried out press filtration after treatment become cake, sludge cake is transported to raw material plant again and is mixed with the agglomerates of sintered pellets raw material, can either reduce disposal of pollutants, clean environment firendly can be received good economic benefit again.
In order to solve above technical problem, the steel-smelting sewage sludge recycling system that the utility model provides, comprise coarse particles separating machine, settling vessel, slag stock pump, storage mud jar, advance stock pump and pressure filter, described coarse particles separating machine is connected with described settling vessel, described settling vessel is connected with described slag stock pump, described slag stock pump is pumped into described storage mud jar with slurry, and the slurry in the described storage mud jar advances stock pump and flows to described pressure filter through described, and slurry forms the iron containing sludge cake through described pressure filter press filtration.
Preferably, the steel-smelting sewage sludge recycling system also comprises circulatory pool, and described circulatory pool receives the sewage of described settling vessel and described pressure filter.
Preferably, described settling vessel is tilted plate separator.
The steel-smelting sewage sludge recycling system that the utility model provides, comprise coarse particles separating machine, settling vessel, slag stock pump, storage mud jar, advance stock pump and pressure filter, described coarse particles separating machine is connected with described settling vessel, described settling vessel is connected with described slag stock pump, described slag stock pump is pumped into described storage mud jar with slurry, slurry in the described storage mud jar advances stock pump and flows to described pressure filter through described, and slurry forms the iron containing sludge cake through described pressure filter press filtration.Compared with prior art, the steel-smelting sewage sludge recycling system that the utility model provides, fully steelmaking mud is carried out press filtration after treatment become cake, sludge cake is transported to raw material plant again and is mixed with the agglomerates of sintered pellets raw material, can either reduce disposal of pollutants, clean environment firendly can be received good economic benefit again.
Especially, the steel-smelting sewage sludge recycling system also comprises circulatory pool, and described circulatory pool receives the sewage of settling vessel and described pressure filter, reclaims the sewage of settling vessel and pressure filter, realizes the zero release of polluting.
Description of drawings
Fig. 1 is the structured flowchart of steel-smelting sewage sludge recycling system in the utility model, and the solid arrow direction is the throughput direction of material among the figure, and the dotted arrow direction is the throughput direction of sewage among the figure.
Embodiment
For those skilled in the art can understand technical scheme provided by the utility model better, set forth below in conjunction with specific embodiment.
See also Fig. 1, this figure is the structured flowchart of steel-smelting sewage sludge recycling system in the utility model, and the solid arrow direction is the throughput direction of material among the figure, and the dotted arrow direction is the throughput direction of sewage among the figure.
The steel-smelting sewage sludge recycling system that present embodiment provides, comprise coarse particles separating machine 1, settling vessel 2, slag stock pump 3, storage mud jar 4, advance stock pump 5 and pressure filter 6, coarse particles separating machine 1 is connected with settling vessel 2, settling vessel 2 is connected with slag stock pump 3, slag stock pump 3 is pumped into storage mud jar 4 with slurry, slurry in the storage mud jar 4 flows to pressure filter 6 through advancing stock pump 5, and slurry forms the iron containing sludge cake through pressure filter 6 press filtrations.Settling vessel 2 is tilted plate separator.
The steel-smelting sewage sludge recycling system also comprises circulatory pool 7, and circulatory pool 7 receives the sewage of settling vessel 2 and pressure filter 6, realizes the zero release of polluting.
The workflow of the steel-smelting sewage sludge recycling system that the utility model provides is as follows:
Produce a large amount of steel-smelting sewage sludges in the convertor steelmaking process, steel-smelting sewage sludge flows into coarse particles separating machine 1 by chute and carries out the separation of coarse particles oxides-containing iron, separation sewage enters settling vessel 2 dosings and precipitates, post precipitation sewage directly enters circulatory pool 7 and recycles, precipitating sludge is by slag stock pump 3 suction storage mud jar 4, inject pressure filter 6 by fresh feed pump 5 again and carry out press filtration, the press filtration water that produces directly imports in the circulatory pool 7, it is air-dry that press filtration iron content mud cake is transported to stock yard, prepare burden into the agglomerates of sintered pellets raw material then, finally realized zero release.
Compared with prior art, the steel-smelting sewage sludge recycling system that the utility model provides, fully steelmaking mud is carried out press filtration after treatment become cake, sludge cake is transported to raw material plant again and is mixed with the agglomerates of sintered pellets raw material, can either reduce disposal of pollutants, clean environment firendly can be received good economic benefit again.
Calculate by daily output 5800t steel, reclaim mud 104.4t every day, month reclaim 3132t, per tonly press 600 yuan of calculating, can increase by 2255.04 ten thousand yuan of incomes in 1 year.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and defined General Principle can realize under the situation that does not break away from spirit or scope of the present utility model in other embodiments herein.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the wideest scope consistent with principle disclosed herein and features of novelty.
Claims (3)
1. steel-smelting sewage sludge recycling system, it is characterized in that, comprise coarse particles separating machine, settling vessel, slag stock pump, storage mud jar, advance stock pump and pressure filter, described coarse particles separating machine is connected with described settling vessel, described settling vessel is connected with described slag stock pump, described slag stock pump is pumped into described storage mud jar with slurry, and the slurry in the described storage mud jar advances stock pump and flows to described pressure filter through described, and slurry forms the iron containing sludge cake through described pressure filter press filtration.
2. steel-smelting sewage sludge recycling system according to claim 1 is characterized in that, also comprises circulatory pool, and described circulatory pool receives the sewage of described settling vessel and described pressure filter.
3. steel-smelting sewage sludge recycling system according to claim 1 is characterized in that, described settling vessel is tilted plate separator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012207217985U CN203034063U (en) | 2012-12-24 | 2012-12-24 | Recycling system for steelmaking sludge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012207217985U CN203034063U (en) | 2012-12-24 | 2012-12-24 | Recycling system for steelmaking sludge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203034063U true CN203034063U (en) | 2013-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012207217985U Expired - Lifetime CN203034063U (en) | 2012-12-24 | 2012-12-24 | Recycling system for steelmaking sludge |
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| CN (1) | CN203034063U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105621736A (en) * | 2015-12-24 | 2016-06-01 | 四川德胜集团钒钛有限公司 | Converter sludge squeezed water recycling device |
| CN107596780A (en) * | 2017-10-17 | 2018-01-19 | 中冶节能环保有限责任公司 | A kind of closed circuit water supply process system for slag processing |
-
2012
- 2012-12-24 CN CN2012207217985U patent/CN203034063U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105621736A (en) * | 2015-12-24 | 2016-06-01 | 四川德胜集团钒钛有限公司 | Converter sludge squeezed water recycling device |
| CN105621736B (en) * | 2015-12-24 | 2019-01-25 | 四川德胜集团钒钛有限公司 | A kind of converter mud squeeze water recycle device |
| CN107596780A (en) * | 2017-10-17 | 2018-01-19 | 中冶节能环保有限责任公司 | A kind of closed circuit water supply process system for slag processing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SICHUAN DESHENG GROUP VANADIUM-TITANIUM CO., LTD. Free format text: FORMER NAME: SICHUAN DESHENG GROUP IRON + STEEL CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 610000 Shawan Wang, Shawan District, Sichuan, Leshan Patentee after: SICHUAN DESHENG GROUP VANADIUM-TITANIUM Co.,Ltd. Address before: 610000 Shawan Wang, Shawan District, Sichuan, Leshan Patentee before: SICHUAN DESHENG GROUP IRON STEEL Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20130703 |
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| CX01 | Expiry of patent term |