CN204848910U - Novel sediment basin that separate is carried out phosphorus in vessel slag - Google Patents
Novel sediment basin that separate is carried out phosphorus in vessel slag Download PDFInfo
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- CN204848910U CN204848910U CN201520599970.8U CN201520599970U CN204848910U CN 204848910 U CN204848910 U CN 204848910U CN 201520599970 U CN201520599970 U CN 201520599970U CN 204848910 U CN204848910 U CN 204848910U
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- slag
- slag basin
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
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Abstract
The utility model provides a novel sediment basin that separate is carried out phosphorus in vessel slag, include sediment basin body and install the sediment basin upper portion in sediment basin body top, the sediment basin this internal place with the lime piece of sediment basin body looks adaptation, lime piece upper surface is provided with a plurality of slotted holes. This novel sediment basin simple structure not only can be used to hold the vessel slag, can pass through simultaneously the utility model discloses a novel sediment basin can be isolated the high phosphorus composition in the vessel slag, obtains the high -speed railway slag. The high -speed railway slag can regard as iron -smelting sintering material to use, sparingly stacks the space, improves iron and steel resource availability, reduces the manufacturing cost of iron and steel enterprise.
Description
Technical field
The utility model belongs to convertor steelmaking process converter slag resource recycling field, particularly a kind of Novel slag basin be separated phosphorus in converter slag.
Background technology
Along with the fast development of Steel Industrial nearly more than ten years, the quantity discharged of smelting iron and steel byproduct converter slag also increases year by year, and the resource recycling of metallurgy industry to a large amount of converter slag is more and more paid attention to.But China is still in relatively backward state to the disposal and utilization of slag, a large amount of converter slags is not effectively disposed so far and is utilized, and some iron and steel enterprise has been full slag is trouble, and impact is produced, simultaneously to environment.After new Law on Environmental Protection is implemented, under the situation that iron and steel enterprise is low and poor-performed in steel city, the senior general that adds of environmental protection pressure makes the matter worse especially.How being turned waste into wealth by the converter slag banked up in a large number, the recycle realizing low cost is the inevitable choice that development of iron and steel enterprises recycling economy realizes Sustainable development.
High phosphorus content is one of principal element of restriction converter slag recycling.The Fe element of converter slag generally containing 10-30%, is extraordinary iron resources, if can reduce the phosphorus content in converter slag, then can uses as raw materials for sintering.The conventional treatment method of converter slag processes in extra equipment and place after converter is slagged tap, be difficult to realize recycle in steelmaking process, simultaneously investment and running cost relatively high.The slag basin simultaneously used in current iron and steel enterprise convertor steelmaking process is monolithic cast iron bowl substantially entirely, can not realize the separation of phosphorus in slag after containing bits.
Utility model content
The utility model cannot realize the technical problem be separated phosphorus in converter slag for existing slag basin, propose a kind of rational in infrastructure, can effective separation of phosphorus, thus realizes the Novel slag basin of converter slag recycling.
In order to achieve the above object, the technical solution adopted in the utility model is:
A kind of Novel slag basin that phosphorus in converter slag is separated, comprise slag basin body and be arranged on the slag basin top above slag basin body, lime block is placed with in described slag basin body, described lime block is basin type, lime block bottom surface and slag basin body suitable, described lime block upper surface is provided with multiple vertical slotted eye.
As preferably, described slag basin top is twisted by screw thread and is connected on slag basin body.
As preferably, described slag basin external wall of upper portion is provided with locking latches, and described locking latches comprises handle, pull bar and handle set, is flexibly connected bottom handle by Handle axis with handle set, and described pull bar is connected on handle by pull rod shaft; Described slag basin body is provided with the grab matched with pull bar.
As preferably, described slotted eye diameter is 2-10mm.
As preferably, described slag basin body is handstand circular platform type.
The manufacture method of above Novel slag basin, comprises the following steps: a, to be added water by lime powder and after binding agent mixes, and sinters one piece of lime block suitable with slag basin body after extrusion molding into; B, shaping lime block on the surface drill diameter be the slotted eye of 2-10mm; C, by punching after lime block be placed in slag basin body; D, slag basin top to be fixed on slag basin body.
The using method of above-mentioned Novel slag basin, comprises the following steps, and a, in converter steelmaking process, pours high-temperature liquid state converter slag into Novel slag basin, leaves standstill 10-60 minute; B, separate the connection on slagging-off basin body and slag basin top, slag basin top is taken off, pours out the intrinsic lime block of slag basin and namely can be used as the use of iron making and sintering raw material.
As preferably, step a converter slag also needs Novel slag basin baking preheating before pouring Novel slag basin into.
Compared with prior art, advantage of the present utility model and positively effect are: this Novel slag basin structure is simple, not only can be used for holding converter slag, by using method of the present utility model by the high phosphorus component separating in converter slag out, high iron blast furnace slag can be obtained simultaneously.High iron blast furnace slag can be used as iron making and sintering material and uses, and saves and stacks space, improves iron and steel resource effective rate of utilization, reduces the production cost of iron and steel enterprise.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model Novel slag basin;
Fig. 2 is the locking device structure schematic diagram of the utility model Novel slag basin;
Fig. 3 is the structural representation of the utility model Novel slag basin;
Above in each figure: 1, slag basin body; 11, screw thread; 12, grab; 2, slag basin top; 21, mounting groove; 3, lime block; 31, slotted eye; 4, clamping device; 41, handle; 42, pull bar; 43, handle set; 44, Handle axis; 45, pull rod shaft.
Embodiment
In order to better understand the utility model, illustrate below in conjunction with drawings and Examples.
Embodiment one: as shown in Figure 1 and Figure 2, a kind of Novel slag basin that phosphorus in converter slag is separated, the slag basin top 2 comprising slag basin body 1 and be arranged on above slag basin body 1, the basin shape of slag basin body 1 in handstand truncated conical shape, slag basin top 2 is upper coarse and lower fine round shape.Be placed with lime block 3 in described slag basin body, described lime block entirety is basin type, lime block bottom surface and slag basin body adaptation.Described lime block 3 upper surface is provided with the multiple vertical slotted eye 31 be arranged in array, and slotted eye 31 diameter is 5mm, the spacing 8mm at slotted eye 31 center, and slotted eye bottom surface is apart from lime block bottom surface distance 50mm.Under this state, low-phosphorous liquid slag can flow into deep hole smoothly, and slotted eye aperture is less than the size of most high phosphorus precipitate.Avoid because diameter is too little, due to the effect of surperficial additional pressure, liquid slag not easily flows into slotted eye; If aperture is too large simultaneously, some high phosphorus precipitates also flow as slotted eye, cannot realize the separation of phosphorus.Slotted eye apart from bottom surface distance 50mm not only can be more hold liquid slag, and ensure can not breakage bottom lime block.This Novel slag basin structure is simple, while holding converter slag, effectively can be separated by the phosphorus in converter slag.The high iron blast furnace slag obtained and lime block can be used for steel-making, and lime is one of raw material of steel-making, does not increase impurity.
In order to slag basin top 2 and slag basin body 1 are closely fixed together, and realize fast assembling-disassembling, described slag basin top 2 outer wall is provided with mounting groove 21, locking latches 4 is installed in mounting groove 21, described locking fills 4 and puts and comprise handle 41, pull bar 42 and handle set 43, be flexibly connected with handle set 43 by Handle axis 44 bottom handle 41, described pull bar 42 is connected on handle 41 by pull rod shaft 45; Described slag basin body 1 upper end is provided with the grab 12 matched with pull bar 42.In operation process, need mobile slag basin, therefore on slag basin body 1 and slag basin top 2 outer wall, be provided with latch closure, for overhead traveling crane hanging hook.
The preparation of above-mentioned Novel slag basin and to realize the specific implementation process that in converter slag, phosphorus is separated as follows:
(1) lime particle is ground to form 200 order powdered lime powder, add the binding agent of 5% water and 10%, after fully mixing, put into extrusion mould, become block again after extrusion molding through high temperature sintering, lime block entirety is basin type, size shape and slag basin body adaptation.Lime block intensity obtained under this lime enough meets to be poured into not by impact fracture after high-temperature liquid state slag, and when the later stage recycles, is also easy to pulverize.
(2) electric drill that format diameter is 5mm is used, slotted eye 31 that the lime block 3 sintering block into is drilled from upper surface to lower surface, slotted eye 31 distance from bottom lime block 3 lower surface 50mm;
(3) design and prepare slag basin body 1 and slag basin top 2, slag basin top 2 being arranged on above slag basin body 1, and locking, being namely prepared into complete Novel slag basin;
(4) before the deslagging of converter steelmaking process turndown, use steel slag conveying vehicle that Novel slag basin is transported to deslagging specified location, high-temperature liquid state converter slag is poured in Novel slag basin, then transport to slag processing workshop;
(5) after the converter slag in Novel slag basin leaves standstill 50 minutes, open the locking latches 4 on Novel slag basin, take off slag basin top, pour out the lime block 3 incorporating slag charge in slag basin body, namely can be used as iron making and sintering raw material and use.
Phosphorous product C can be separated out in a large number in converter slag temperature-fall period
2s-C
3p, and in corresponding liquid slag, phosphorus content is low, and certainly high containing FeO amount.Due to low phosphorus slag good fluidity, flow in the slotted eye of lime block, and high phosphorus slag is floating bulk, easily floating is trapped in top, presents the phenomenon of high phosphorus and low-phosphorous layering after placing certain hour.The converter slag extracted can directly use as iron making and sintering material together with lime block, saves and stacks space, improves iron and steel resource effective rate of utilization, reduces the production cost of iron and steel enterprise.
Embodiment two: as shown in Figure 3, a kind of Novel slag basin that phosphorus in converter slag is separated, the slag basin top 2 comprising slag basin body 1 and be arranged on above slag basin body 1.The basin shape of slag basin body 1 in handstand truncated conical shape, slag basin body 1 upper end is provided with screw thread 11, and slag basin top 2 is upper coarse and lower fine round shape, its lower end is provided with the screw thread 11 matched with slag basin body 1, the two is twisted and connects namely salable fixing, and installs fast, fixing compact.Be placed with lime block 3 in described slag basin body, described lime block entirety is basin type, lime block bottom surface and slag basin body adaptation.The concave surface that lime block upper surface tool is downward, adds the contact area of liquid slag and lime block, accelerates velocity of separation.Described lime block 3 upper surface is provided with the multiple vertical slotted eye 31 be arranged in array, and slotted eye 31 diameter is 7mm, the spacing 12mm at slotted eye 31 center, and slotted eye bottom surface is apart from lime block bottom surface distance 80mm.The present embodiment middle slot bore dia is 7mm, high ferro liquid slag can be made to flow in slotted eye more smoothly, speed velocity of separation under this aperture.Now the distance of slotted eye distance from bottom lime block bottom surface is also corresponding is enlarged to 80mm, in case wash out.
The preparation of above-mentioned Novel slag basin and to realize the specific implementation process that in converter slag, phosphorus is separated as follows:
(1) lime particle is ground to form 200 order powdered lime powder, add the binding agent of 5% water and 10%, after fully mixing, put into extrusion mould, after extrusion molding, become the monoblock lime block with slag basin body adaptation through high temperature sintering again;
(2) electric drill that format diameter is 7mm is used, slotted eye 31 that the lime block 3 sintering block into is drilled from upper surface to lower surface, slotted eye 31 distance from bottom lime block 3 lower surface 80mm;
(3) design and prepare slag basin body 1 and slag basin top 3, slag basin top 3 being twisted and is connected on above slag basin body 1, be namely prepared into complete Novel slag basin;
(4) before the deslagging of converter steelmaking process turndown, by Novel slag basin baking preheating 10 minutes, to increase the temperature of slag basin, the temperature of liquid slag is effectively ensured, to increase mobility.Use steel slag conveying vehicle that Novel slag basin is transported to deslagging specified location, high-temperature liquid state converter slag is poured in Novel slag basin, then transport to slag processing workshop;
(5) after the converter slag in Novel slag basin leaves standstill 30 minutes, take off slag basin top, pour out the lime block incorporating slag charge in slag basin body, namely can be used as iron making and sintering raw material and use.
Measure the converter slag phosphorus content on slag basin body and slag basin top respectively, find slag specimen P in lime block
2o
5mass percentage content has dropped to 0.20%, and the P of slag specimen in slag basin top
2o
5mass percentage content has been elevated to 3.92%, illustrates that this method has carried out effective separation to the phosphorus content in converter slag.High iron blast furnace slag after separation can use as iron-smelting raw material, and efficiently solve the full slag of steel industry for suffering from, impact is produced, simultaneously to the Tough questions of environment.
The above; it is only preferred embodiment of the present utility model; it is not restriction the utility model being made to other form; the Equivalent embodiments that any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as equivalent variations is applied to other field; but everyly do not depart from technical solutions of the utility model content; according to any simple modification, equivalent variations and remodeling that technical spirit of the present utility model is done above embodiment, still belong to the protection domain of technical solutions of the utility model.
Claims (5)
1. the Novel slag basin that phosphorus in converter slag is separated, it is characterized in that: comprise slag basin body and be arranged on the slag basin top above slag basin body, lime block is placed with in described slag basin body, described lime block is basin type, lime block bottom surface and slag basin body suitable, described lime block upper surface is provided with multiple vertical slotted eye.
2. the Novel slag basin be separated phosphorus in converter slag according to claim 1, is characterized in that: described slag basin top is twisted by screw thread and is connected on slag basin body.
3. the Novel slag basin that phosphorus in converter slag is separated according to claim 1, it is characterized in that: described slag basin external wall of upper portion is provided with locking latches, described locking latches comprises handle, pull bar and handle set, be flexibly connected with handle set by Handle axis bottom handle, described pull bar is connected on handle by pull rod shaft; Described slag basin body is provided with the grab matched with pull bar.
4. the Novel slag basin be separated phosphorus in converter slag according to Claims 2 or 3, is characterized in that: described slotted eye diameter is 2-10mm.
5. the Novel slag basin be separated phosphorus in converter slag according to claim 4, is characterized in that: described slag basin body is handstand circular platform type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520599970.8U CN204848910U (en) | 2015-08-11 | 2015-08-11 | Novel sediment basin that separate is carried out phosphorus in vessel slag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520599970.8U CN204848910U (en) | 2015-08-11 | 2015-08-11 | Novel sediment basin that separate is carried out phosphorus in vessel slag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204848910U true CN204848910U (en) | 2015-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520599970.8U Withdrawn - After Issue CN204848910U (en) | 2015-08-11 | 2015-08-11 | Novel sediment basin that separate is carried out phosphorus in vessel slag |
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| CN (1) | CN204848910U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105002316A (en) * | 2015-08-11 | 2015-10-28 | 青岛钢铁控股集团有限责任公司 | Novel slag basin for separating phosphorus in converter slag, manufacturing method thereof and using method thereof |
-
2015
- 2015-08-11 CN CN201520599970.8U patent/CN204848910U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105002316A (en) * | 2015-08-11 | 2015-10-28 | 青岛钢铁控股集团有限责任公司 | Novel slag basin for separating phosphorus in converter slag, manufacturing method thereof and using method thereof |
| CN105002316B (en) * | 2015-08-11 | 2017-07-21 | 青岛特殊钢铁有限公司 | A kind of novel slag basin separated to phosphorus in vessel slag and its manufacture method and application method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170418 Address after: 266409 Qingdao City, Shandong Province, integrated road, No. 1886, Huangdao Patentee after: QINGDAO SPECIAL STEEL CO., LTD. Address before: 266043 Zunyi Road, Licang District, Shandong, No. 5, No. Patentee before: Qingdao Iron &. Steel Holding Group Corp., Ltd. |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20151209 Effective date of abandoning: 20170721 |