CN207418819U - A kind of agglomeration device for preparing sinter for Binder Phase using hot vessel slag - Google Patents
A kind of agglomeration device for preparing sinter for Binder Phase using hot vessel slag Download PDFInfo
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- CN207418819U CN207418819U CN201721484003.2U CN201721484003U CN207418819U CN 207418819 U CN207418819 U CN 207418819U CN 201721484003 U CN201721484003 U CN 201721484003U CN 207418819 U CN207418819 U CN 207418819U
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- trolley
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- ferrous material
- material distribution
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Abstract
The utility model is related to a kind of agglomeration devices for preparing sinter for Binder Phase using hot vessel slag, and along trolley traveling direction, ferrous material distribution cabins one, converter slag ladle, ferrous material distribution cabins two and press machine are equipped with successively above trolley；Annular trolley track after press machine is equipped with air-cooling chamber, bellows and air-supply bustle pipe are set in air-cooling chamber, air-supply bustle pipe is located above trolley, multiple air-supply nozzles are set thereon, high-temperature gas outlet is set at the top of air-cooling chamber, and high-temperature gas outlet connects the preheating gas entrance of 2 ferrous material distribution cabins bottoms by flue, and gas vent is set at the top of ferrous material distribution cabins；Crusher and screening machine are set successively below trolley emptying point.The utility model is realized under conditions of without using solid fuel and flux, it is that Binder Phase prepares sinter to bond iron-bearing material with the hot vessel slag of high temperature, the waste heat of the hot vessel slag of high temperature and calcium, magnesium resource can be fully recycled, is reduced environmental pollution, reduces sinter production cost.
Description
Technical field
The utility model is related to metallurgical technology fields more particularly to a kind of prepared using hot vessel slag for Binder Phase to be sintered
The agglomeration device of ore deposit.
Background technology
Vessel slag is the industrial solid wastes generated in convertor steelmaking process.It often produces 1 ton of steel and wants 0.1~0.13 ton of by-product
Slag, temperature is higher, can reach 1350 DEG C~1450 DEG C or so, also very abundant, slag per ton about contain (1.26 to heat content
~1.88) × 106The sensible heat of kJ is equivalent to 45~60kg standard coals.Wherein also containing 15~25% metallic iron (MFe) and greatly
Beneficial element calcium, magnesium and silicon etc. are measured, therefore, increases the recycling to vessel slag heat and physical resources, becoming reduces steel mill
The main means of smelting cost.
At present, it is by crushing, sieving repeatedly after hot vessel slag is cooled down for the main methods of vessel slag
Point, magnetic separation, be used again after extracting metal therein, usually handle rear converter slag for ground backfill, road paving
It builds, cement raw material, water purification agent and slag fertilizer etc..The sensible heat of this processing method clinker can not recycle, and cause a large amount of of the energy
Waste.
Sinter production process is using Iron Ore Powder, flux and solid fuel, and under the conditions of exhausting, solid fuel ignition makes
Iron Ore Powder and flux part high temperature melting generation liquid phase bond other unfused Iron Ore Powders.There are following for traditional sintering process
Problem：The fixed carbon with addition of about 3~5% is needed in sintering process, it is necessary to consume substantial amounts of coal resources；Further, since sintering
Fossil fuel has been used in the process, generates a large amount of generation SO2、NOX、COXEtc. atmosphere pollutions；Consumption calcium, magnesium resource is needed
Meet the needs for cohering Iron Ore Powder；And formation efficiency is not bery high.Big wait is appointed to write《The microwave sintering research of magnetite concentrate》One text
Prepared by sinter to the microwave sintering of magnetite concentrate and has carried out pilot study.Preparing sinter with microwave heating, there are Iron Ore Powders
The problems such as species is single, and microwave penetration ability is low, energy consumption is relatively high.It provides gold letter day et al. and a kind of uses plasma
The method and apparatus returned mine are handled, return mine to make bonding of returning mine by using plasma fusing and cohesion, due to plasma
Temperature is excessively high, is capable of the heat of 10000 DEG C or higher high temperature, easily generates ion vaporized state, and temperature control is uneven,
And it is simply used in processing and returns mine, it is impossible to handle fine iron ore.
The content of the invention
The utility model provides a kind of agglomeration device for preparing sinter for Binder Phase using hot vessel slag, realizes
It is that Binder Phase prepares sintering to bond iron-bearing material with the hot vessel slag of high temperature under conditions of without using solid fuel and flux
Ore deposit can fully recycle the waste heat of the hot vessel slag of high temperature and calcium, magnesium resource, reduce environmental pollution, and reduce sinter and be produced into
This.
In order to achieve the above object, the utility model is realized using following technical scheme：
A kind of agglomeration device for preparing sinter for Binder Phase using hot vessel slag, including trolley, 2 ferrous material cloth
Feed bin, converter slag ladle, press machine, air-cooling chamber, crusher and screening machine；The trolley is arranged on the annular trolley rail of self-discharging
On road, annular trolley track top is trolley charge section, and lower part is empty wagons return phase；Along trolley in the traveling side of trolley charge section
To successively equipped with ferrous material distribution cabins one, converter slag ladle, ferrous material distribution cabins two and press machine above trolley；Press machine
Annular trolley track afterwards is equipped with air-cooling chamber, and air-cooling chamber sets trolley traveling passage；Bellows and air-supply bustle pipe are set in air-cooling chamber, are sent
Wind bustle pipe is located above trolley, sets multiple air-supply nozzles thereon, high-temperature gas outlet is set at the top of air-cooling chamber, and high-temperature gas exports
The preheating gas entrance of 2 ferrous material distribution cabins bottoms is connected by flue, gas is set at the top of ferrous material distribution cabins
Outlet；Crusher and screening machine are set successively below trolley emptying point.
Refractory lining is set in the trolley, heat resisting temperature is not less than 900 DEG C.
The bottom of the trolley is equipped with clayey and makes the bed of material firm by ramming.
The bellows are arranged below trolley, and grid sieve is set between bellows and trolley.
Compared with prior art, the beneficial effects of the utility model are：
1) vessel slag and sintering ore production technology own characteristic are combined, calcium oxide in vessel slag, magnesia is made full use of to make
Ferrous material is directly bonded for Binder Phase and prepares sinter, realizes making full use of for resource；
2) continuous production is realized, it is simple and feasible；
3) waste heat of vessel slag and iron, calcium, magnesium resource are taken full advantage of, reduces vessel slag environmental pollution, same to time
About carbon resource used in conventional sintering technique, and air environmental pollution is reduced, ironmaking is greatly lowered and STEELMAKING PRODUCTION is old
This, opens a calcium, the new route that magnesium resource resource recycles inside iron and steel enterprise.
Description of the drawings
Fig. 1 is a kind of knot of agglomeration device for preparing sinter for Binder Phase using hot vessel slag described in the utility model
Structure schematic diagram.
In figure：1. one 4. converter slag ladle of the annular 3. ferrous material distribution cabins of trolley track of trolley 2., 5. ferrous material cloth
8. crusher of feed bin 2 6. press machine, 7. air-cooling chamber, 9. screening machine
Specific embodiment
Specific embodiment of the present utility model is described further below in conjunction with the accompanying drawings：
As shown in Figure 1, a kind of agglomeration for being prepared sinter for Binder Phase using hot vessel slag described in the utility model is filled
It puts, including 1,2 ferrous material distribution cabins 3 of trolley, 5, converter slag ladle 4, press machine 6, air-cooling chamber 7, crusher 8 and screening machine 9；
The trolley 1 is arranged on the annular trolley track 2 of self-discharging, and annular 2 top of trolley track is trolley charge section, and lower part is
Empty wagons return phase；Along trolley 1 trolley charge section direction of travel, the top of trolley 1 be equipped with successively ferrous material distribution cabins 1,
Converter slag ladle 4, ferrous material distribution cabins 25 and press machine 6；Annular trolley track 2 after press machine 6 is equipped with air-cooling chamber 7, wind
Cold house 7 sets trolley traveling passage；Bellows and air-supply bustle pipe are set in air-cooling chamber 7, air-supply bustle pipe is located at 1 top of trolley, sets thereon more
A air-supply nozzle, 7 top of air-cooling chamber sets high-temperature gas outlet, and high-temperature gas outlet connects 2 chalybeates by flue
Expect distribution cabins 3, the preheating gas entrance of 5 bottoms, 3,5 top of ferrous material distribution cabins sets gas vent；Below trolley emptying point
Crusher 8 and screening machine 9 are set successively.
Refractory lining is set in the trolley 1, heat resisting temperature is not less than 900 DEG C.
The bottom of the trolley 1 is equipped with clayey and makes the bed of material firm by ramming.
The bellows are arranged on 1 lower section of trolley, and grid sieve is set between bellows and trolley 1.
【Embodiment】
In the present embodiment, in 1 surface 500mm height of trolley and away from trolley charge section starting point horizontal distance 5m and 60m at
Two ferrous material distribution cabins 3,5 are set respectively, converter is set between ferrous material distribution cabins 1 and ferrous material distribution cabins 25
Slag ladle 4；In 1 surface 500mm of trolley and away from being equipped at trolley charge section starting point horizontal distance 80m, press machine 6 is interior to trolley 1 to be spread
If material carry out punching press pressurize processing；Crusher 8 is set immediately below the annular trolley track 2 of trolley charging segment endpoint, is crushed
The underface of machine 8 sets screening machine 9.
Clayey is laid in trolley 1 and makes bed of material formation die type reaction trolley firm by ramming, the thickness that clayey makes the bed of material firm by ramming is not small
In 200mm, using hook is made firm by ramming, interior lining is fixedly connected on the same stage when making material shaping firm by ramming；Operation of the trolley 1 on annular trolley track 2
Speed is 1.8m/min, the total length 110m of trolley 1.
1 priority of trolley was passed through ferrous material distribution cabins 1, converter slag ladle 4, ferrous material distribution cabins 25, in trolley 1
It is laid with successively after ferrous material, hot vessel slag, ferrous material and obtains the high temperature material strip of sinter through 6 punching press of press machine, then
By air-cooling chamber 7；The flow of cooling air is 15m/s in air-cooling chamber 7, and air-supply bustle pipe is located at 1 top of trolley, is enclosed and set by ajutage
Into frame-shaped construction, a diameter of DN125 of ajutage is evenly arranged 4 × 4 totally 16 on bustle pipe of blowingAir-supply nozzle, wind
The length of cold house 7 is 12m.It is sieved installing the grid that a spacing distance is 2.5mm at 1 bottom 300mm of trolley, under grid sieve
Side is bellows.
Through infrared measurement of temperature, when the surface temperature of high temperature material strip is reduced to 307 DEG C, the flue-gas temperature of high-temperature gas outlet is
892 DEG C, which is sent to 2 ferrous material distribution cabins 3,5 through flue, for removing the moisture in material and preheating
Material, in ferrous material distribution cabins 3,5, high-temperature flue gas preheats material using bottom in and top out mode, flow velocity 10
~20m/s, temperature of the ferrous material after high-temperature flue gas preheats are 73 DEG C.
High temperature material strip after cooling sends out air-cooling chamber 7 through trolley 1, expects the crusher 8 of lower section in the self-unloading of trolley emptying point
In, obtain finished product sinter after broken and screening.
The above is only the preferable specific embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, in the technical scope that any one skilled in the art discloses in the utility model, according to this practicality
New technical solution and its design is subject to equivalent substitution or change, should be covered within the scope of the utility model.
Claims (4)
1. a kind of prepare the agglomeration device of sinter using hot vessel slag for Binder Phase, which is characterized in that including trolley, 2
Ferrous material distribution cabins, converter slag ladle, press machine, air-cooling chamber, crusher and screening machine；The trolley is arranged on self-discharging
On annular trolley track, annular trolley track top is trolley charge section, and lower part is empty wagons return phase；It feeds along trolley in trolley
The direction of travel of section, trolley top are equipped with ferrous material distribution cabins one, converter slag ladle, ferrous material distribution cabins two and punching press successively
Machine；Annular trolley track after press machine is equipped with air-cooling chamber, and air-cooling chamber sets trolley traveling passage；Bellows are set in air-cooling chamber and are sent
Wind bustle pipe, air-supply bustle pipe are located above trolley, set multiple air-supply nozzles thereon, and high-temperature gas outlet is set at the top of air-cooling chamber, and high
Warm gas vent connects the preheating gas entrance of 2 ferrous material distribution cabins bottoms, ferrous material distribution cabins by flue
Top sets gas vent；Crusher and screening machine are set successively below trolley emptying point.
2. a kind of agglomeration device for preparing sinter for Binder Phase using hot vessel slag according to claim 1, special
Sign is, refractory lining is set in the trolley, and heat resisting temperature is not less than 900 DEG C.
3. a kind of agglomeration device for preparing sinter for Binder Phase using hot vessel slag according to claim 1, special
Sign is that the bottom of the trolley is equipped with clayey and makes the bed of material firm by ramming.
4. a kind of agglomeration device for preparing sinter for Binder Phase using hot vessel slag according to claim 1, special
Sign is that the bellows are arranged below trolley, and grid sieve is set between bellows and trolley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721484003.2U CN207418819U (en) | 2017-11-03 | 2017-11-03 | A kind of agglomeration device for preparing sinter for Binder Phase using hot vessel slag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721484003.2U CN207418819U (en) | 2017-11-03 | 2017-11-03 | A kind of agglomeration device for preparing sinter for Binder Phase using hot vessel slag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207418819U true CN207418819U (en) | 2018-05-29 |
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ID=62308282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721484003.2U Active CN207418819U (en) | 2017-11-03 | 2017-11-03 | A kind of agglomeration device for preparing sinter for Binder Phase using hot vessel slag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207418819U (en) |
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2017
- 2017-11-03 CN CN201721484003.2U patent/CN207418819U/en active Active
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