CN208748125U - A kind of metallurgical furnace kiln waste residue water quenching and the organized exhaust system of tail gas - Google Patents
A kind of metallurgical furnace kiln waste residue water quenching and the organized exhaust system of tail gas Download PDFInfo
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- CN208748125U CN208748125U CN201821532857.8U CN201821532857U CN208748125U CN 208748125 U CN208748125 U CN 208748125U CN 201821532857 U CN201821532857 U CN 201821532857U CN 208748125 U CN208748125 U CN 208748125U
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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 kind of metallurgical furnace kiln waste residue water quenching and the organized exhaust system of tail gas, belongs to field of thermometallurgical technology.The metallurgical furnace kiln waste residue water quenching and the organized exhaust system of tail gas include I section of slag chute, II section of slag chute, water quenching slag bath, return pipe and spray column.The utility model solves the problems, such as that the slag water quenching of metallurgical furnace kiln discharge is not thorough and steam uncontrollable discharge, the device can handle slag by grain slag method, quick water quenching is carried out by the device after high-temperature slag discharge, simultaneously, the device can also will generate flue dust in cooling procedure and water vapour is handled together, and realizes organized qualified discharge.In addition, during water quenching, moreover it is possible to which the recycling for realizing water reduces the consumption of water.
Description
Technical field
The utility model belongs to field of thermometallurgical technology, specifically, being related to a kind of metallurgical furnace kiln waste residue water quenching and having
Organize discharge treating system.
Background technique
The main method of metallurgical slag processing has: (liquid slag is transported to after entering slag ladle by fire, automobile hot splashing slag mode of changing places
Cinder field sprinkles slag), stokehold granulation of slag method, wheel method granulation of slag method, stokehold wind Water Quenching Slag method.Hot splashing slag mode of changing places is chiefly used in 500m3
Under small-sized metallurgical furnace, technique is more mature, but hot splashing slag occupied ground.It is suitble to the wide steel mill in place to use.Stokehold granulation of slag method
It is confined to can not to handle the clinker after smelting ferrovanadium, this clinker is sticky, band iron is more, and slag stream is also unstable, and when processing is easy hair
Raw explosion accident.Wheel method granulation of slag method, has facility compact, takes up little area, and the advantages of will not exploding when band iron is more in slag, but meeting
The problem of many puzzlement productions occur: first is that entraining water problem in slag, winter easily causes icy road problem when transporting；Second is that in water
Band slag problem easily causes in water purifying tank that slag is more, water system facility serious wear when sedimentation basin is too small, needs temporarily newly-increased sink
Shallow lake Chi Dengcai can solve.Slag treatment dehydrator is easily caused to explode when third is that slag stream is unstable, slag stream is big.Metallurgical slag stokehold geomantic omen
It quenches slag method, i.e., with addition of a certain amount of pneumatics wind, will be smashed slag stream with high-pressure blast, water flow in washing slag water, it is cooling.When practical application
In stokehold, iron mouth sets a Punched box, shunts a part of metallurgical furnace cooling water as interim washing slag water, and with addition of a certain amount of sky
Wind is pressed, such high-pressure blast water flow is smashed when falling under slag stream, and pulp water is come into full contact with, and cooling effect is especially apparent, and is fallen
Ground slag is largely solid bulk, and only fraction is liquid, and then avoids the accident problem of slag stream reason initiation.And it is existing
In technology, lack cooperation metallurgical slag stokehold wind Water Quenching Slag method processing equipment, can not be to the flue dust during water quenching at
Reason, environmental pollution are larger.
Therefore, it is necessary to a kind of metallurgical furnace kiln waste residue water quenching and the organized exhaust system of tail gas be designed, in order to pass through smelting
Wind Water Quenching Slag method handles slag before golden slag furnace, while avoiding dust polluting environment.
Summary of the invention
In order to solve the problems, such as to propose in background technique, the utility model provides a kind of metallurgical furnace kiln waste residue water quenching and has
Tissue discharge treating system can not only be handled slag by metallurgical slag stokehold wind Water Quenching Slag method using the device,
Flue dust can also be carried out discharge is uniformly processed simultaneously, it is more environmentally friendly.
It is as follows that the utility model solves technical solution used by its technical problem:
A kind of metallurgical furnace kiln waste residue water quenching and the organized exhaust system of tail gas, including I section of slag chute, II section of slag chute, water
It quenches slag bath, return pipe and spray column.I section of slag agitator is arranged at the slag-drip opening for smelting stove, II section of slag chute setting
Below the end of I section of slag agitator, the bottom of the spray column is protruded into II section of slag agitator end, and the water quenching slag bath setting exists
The bottom of spray column, water quenching slag bath side are communicated with buffer pool, and the buffer pool other side is communicated with run-off, the return pipe one
End is connected to run-off, and the other end is provided with duck nozzle type nozzle, and the setting of duck nozzle type nozzle face slips slag with II section in I section of slag agitator
Slot junction is provided with suction pump on return pipe, and the spray column is internally provided with the spray tube being connected to external feed cistern,
Diatomite particle filled layer is set above spray tube, blowdown stack is set at the top of spray column.
Further, I section of slag chute length is 0.6m~1m, and tilt angle is 15~30.
Further, II section of slag chute length is 2m~3m, and tilt angle is 5~10, and II section of slag chute gos deep into
Length in spray column is equal with spray column radius, and the end of II section of slag chute is away from spray tower bottom 1m~1.2m.
Further, the front height of I section of slag chute is higher than II section of 10~20cm of slag chute, and two sections of slag chute laps of splice are
20~30cm.
Further, it is provided in the spray column and washes away plate, washed away plate and be provided in II section of slag agitator end face
It sprays on inner wall of tower, with a thickness of 2m~3cm, width is 2m~2.5m, and length is the semi-perimeter of spray column.
Further, the washer jet being connected to external feed cistern is additionally provided in the spray column, washer jet is in
Above diatomite particle filled layer.
The utility model has the beneficial effects that
Solve the problems, such as that the slag of metallurgical furnace kiln discharge is reluctant, which can handle slag by grain slag method, high
Water quenching is carried out by the device after warm slag discharge, meanwhile, the slag water quenching which also can solve metallurgical furnace kiln discharge is not thorough
The problem of bottom and steam uncontrollable discharge.High-temperature slag is subjected to quick water quenching by the device, meanwhile, which can also incite somebody to action
Flue dust is generated in cooling procedure and water vapour is handled together, and realizes organized qualified discharge.In addition, during water quenching, moreover it is possible to
The recycling for realizing water, reduces the consumption of water.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model.
In figure, 1- smelts stove, I section of slag agitator of 2-, II section of slag chute of 3-, 4- spray column, 5- water quenching slag bath, 6- buffering
Pond, 7- run-off, 8- return pipe, 9- duck nozzle type nozzle, 10- suction pump, 11- spray tube, 12- diatomite particle filled layer, 13-
Blowdown stack, 14- wash away plate, 15- washer jet.
Specific embodiment
The technical solution of the utility model is described in further detail below with reference to embodiment and attached drawing.
As shown in Figure 1, a kind of metallurgical furnace kiln waste residue water quenching and organized discharge treating system, including I section of slag chute, II section
Slag chute 3, water quenching slag bath 5, return pipe 8 and spray column 4.I section of slag agitator 2 is arranged at the slag-drip opening for smelting stove 1,
II section of slag chute 3 is arranged in below the end of I section of slag agitator 2, and the bottom of the spray column 4, institute are protruded into II section of slag agitator end
The bottom of spray column 4 is arranged in the water quenching slag bath 5 stated, and 5 side of water quenching slag bath is communicated with buffer pool 6, the connection of 6 other side of buffer pool
There is run-off 7, described 8 one end of return pipe is connected to run-off 7, and the other end is provided with duck nozzle type nozzle 9, duck nozzle type nozzle 9
Face setting is provided with suction pump 10, the spray column 4 in I section of slag agitator 2 and II section of slag agitator junction, return pipe 8
It is internally provided with the spray tube 11 being connected to external feed cistern, preferably, spray tube 11 is provided at least two layers, spray tube 11
Diatomite particle filled layer 12 is arranged in top, blowdown stack 13 is arranged at the top of spray column 4, spray column 4 can be to slag cooling procedure
The flue dust and water vapour of middle generation are handled.When slag is discharged from fire door, first slid by I section of slag chute to II section of slag chute
On 3, when by duck nozzle type nozzle 9, the cooling water that high-temperature slag and duck nozzle type nozzle 9 spray carries out water quenching, then Water Quenching Slag
The steam and flue dust that generate to 4 bottom of spray column, Water Quenching Slag cooling procedure are slid by II section of slag agitator, by spray column more than 4
The spray of layer spray tube 11, is flushed to a small amount of flue dust and SO2, NOx gas in steam etc. in water quenching slag bath 5, last flue gas
It is emptied after the diatomite particle filled layer 12 of 4 top thickness about 30~50cm of spray column, realizes that the same processing to flue dust is arranged
It puts, pollutes environment after avoiding direct emission, and cooling water and shower water can pass through 6 He of buffer pool after entering water quenching slag bath 5
Run-off 7 precipitates slag in water, and last clean water passes through 8 pumpback of return pipe to duck nozzle type nozzle 9 again and uses, and realizes water
It recycles, saves water resource.The utility model solves the problems, such as that the slag of metallurgical furnace kiln discharge is reluctant, which can
Slag is handled by grain slag method, water quenching is carried out by the device after high-temperature slag discharge, meanwhile, which also can solve metallurgical furnace
The slag water quenching of kiln discharge is not thorough and the problem of steam uncontrollable discharge.High-temperature slag is subjected to quick water by the device
It quenches, meanwhile, which can also will generate flue dust in cooling procedure and water vapour is handled together, and realizes organized qualified discharge.This
Outside, during water quenching, moreover it is possible to which the recycling for realizing water reduces the consumption of water.
I section of slag chute length is 0.6m~1m, and tilt angle is 15~30, and II section of slag chute 3 is long
Degree is 2m~3m, and tilt angle is 5~10, guarantees that slag can smoothly slide from I section of slag chute to II section of slag chute 3
On, it is equal with 4 radius of spray column that II section of slag chute 3 gos deep into the length in spray column 4, guarantees that slag can uniformly be deposited in spray
It drenches in the water quenching slag bath 5 of 4 bottom of tower, can be uniformly distributed in spray column 4 convenient for flue dust in uphill process, guarantee spray effect
Fruit.Away from 4 bottom 1m~1.2m of spray column, the size of spray column 4 depends on the discharge amount of slag for the end of II section of slag chute 3, if row
It is high-volume 2t/min, it is highly 6~8m that 4 diameter of spray column, which can choose 2m, 8~10m of tower height, Diameter of chimney 60cm,.
The front height of I section of slag chute is higher than II section of slag 310~20cm of chute, guarantees that slag is passing through duck nozzle type nozzle 9
When position can relative distribution, guarantee that cooling water can come into full contact with slag, guarantee water quenching effect, two sections of slag chutes overlap joint length
Degree is 10~20cm, prevents slag to be scattering on the ground from lap-joint, slag is avoided to injure staff.
It is provided in the spray column 4 and washes away plate 14, wash away the spray that plate 14 is provided in II section of slag agitator end face
It drenches on 4 inner wall of tower, with a thickness of 2m~3cm, width is 2m~2.5m, and length is the semi-perimeter of spray column 4, when avoiding Water Quenching Slag long
Between wash away and make 4 inner wall of spray column impaired.
The washer jet 15 being connected to external feed cistern is additionally provided in the spray column 4, washer jet 15 is in silicon
12 top of diatomaceous earth particle-filled layers, can clean diatomite particle filled layer 12 by washer jet 15, avoid its dust
Use that is excessive and influencing spray column 4.
The course of work of the utility model:
It when slag is discharged from fire door, is first slid by I section of slag chute to II section of slag chute 3, is passing through duck nozzle type nozzle 9
When, the cooling water that high-temperature slag and duck nozzle type nozzle 9 spray carries out water quenching, and then Water Quenching Slag is slid by II section of slag agitator to spray
It drenches in the water quenching slag bath 5 of 4 bottom of tower, the steam and flue dust that Water Quenching Slag cooling procedure generates, by 4 Multi-layer sprinkling pipe 11 of spray column
Spray, make a small amount of flue dust and the SO in steam2, NOx gas etc. be flushed in water quenching slag bath 5, last flue gas passes through spray column 4
It is emptied after the diatomite particle filled layer 12 of top thickness about 30~50cm, and by the same discharge of blowdown stack 13.
Finally, it is stated that preferred embodiment above is merely intended for describing the technical solutions of the present application, but not for limiting the present application, to the greatest extent
Pipe has been described in detail the utility model by above preferred embodiment, but those skilled in the art should manage
Solution, can make various changes, without departing from the utility model claims book institute to it in the form and details
The range of restriction.
Claims (6)
1. a kind of metallurgical furnace kiln waste residue water quenching and the organized exhaust system of tail gas, it is characterised in that: the system comprises I section of slags to slip
Slot, II section of slag chute, water quenching slag bath, return pipe and spray column；The slag-drip opening for smelting stove is arranged in I section of slag agitator
Place, II section of slag chute are arranged in below the end of I section of slag agitator, and the bottom of the spray column, institute are protruded into II section of slag agitator end
The bottom of spray column is arranged in the water quenching slag bath stated, and water quenching slag bath side is communicated with buffer pool, and the buffer pool other side is communicated with excessive
Pond is flowed, described return pipe one end is connected to run-off, and the other end is provided with duck nozzle type nozzle, and the setting of duck nozzle type nozzle face exists
I section of slag agitator and II section of slag agitator junction, are provided with suction pump on return pipe, the spray column be internally provided with it is external
The spray tube of feed cistern connection, spray tube top are arranged diatomite particle filled layer, blowdown stack are arranged at the top of spray column.
2. a kind of metallurgical furnace kiln waste residue water quenching according to claim 1 and the organized exhaust system of tail gas, it is characterised in that:
I section of slag chute length is 0.6m~1m, and tilt angle is 15~30.
3. a kind of metallurgical furnace kiln waste residue water quenching according to claim 1 or 2 and the organized exhaust system of tail gas, feature exist
In: II section of slag chute length is 2m~3m, and tilt angle is 5~10, and II section of slag chute gos deep into the length in spray column
Degree is equal with spray column radius, and the end of II section of slag chute is away from spray tower bottom 1m~1.2m.
4. a kind of metallurgical furnace kiln waste residue water quenching according to claim 3 and the organized exhaust system of tail gas, it is characterised in that:
The front height of I section of slag chute is higher than II section of 10~20cm of slag chute, and two sections of slag chute laps of splice are 20~30cm.
5. a kind of metallurgical furnace kiln waste residue water quenching according to claim 1 and the organized exhaust system of tail gas, it is characterised in that:
It is provided in the spray column and washes away plate, washed away plate and be provided on the spray inner wall of tower of II section of slag agitator end face, it is thick
Degree is 2m~3cm, and width is 2m~2.5m, and length is the semi-perimeter of spray column.
6. a kind of metallurgical furnace kiln waste residue water quenching according to claim 1 and the organized exhaust system of tail gas, it is characterised in that:
The washer jet being connected to external feed cistern is additionally provided in the spray column, washer jet is in diatomite particle filled layer
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821532857.8U CN208748125U (en) | 2018-09-19 | 2018-09-19 | A kind of metallurgical furnace kiln waste residue water quenching and the organized exhaust system of tail gas |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821532857.8U CN208748125U (en) | 2018-09-19 | 2018-09-19 | A kind of metallurgical furnace kiln waste residue water quenching and the organized exhaust system of tail gas |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110926217A (en) * | 2019-12-12 | 2020-03-27 | 湖北尧治河化工股份有限公司 | Yellow phosphorus slag water quenching waste heat recovery device |
| CN111172335A (en) * | 2020-02-07 | 2020-05-19 | 广东韶钢松山股份有限公司 | Method and device for cooling slag in dry slag pit |
| CN113683319A (en) * | 2021-09-15 | 2021-11-23 | 云南乘风有色金属股份有限公司 | Water quenching slag gas purification and mechanical slag discharging device |
-
2018
- 2018-09-19 CN CN201821532857.8U patent/CN208748125U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110926217A (en) * | 2019-12-12 | 2020-03-27 | 湖北尧治河化工股份有限公司 | Yellow phosphorus slag water quenching waste heat recovery device |
| CN110926217B (en) * | 2019-12-12 | 2021-10-08 | 湖北尧治河化工股份有限公司 | Yellow phosphorus slag water quenching waste heat recovery device |
| CN111172335A (en) * | 2020-02-07 | 2020-05-19 | 广东韶钢松山股份有限公司 | Method and device for cooling slag in dry slag pit |
| CN111172335B (en) * | 2020-02-07 | 2021-08-13 | 广东韶钢松山股份有限公司 | Method and device for cooling slag in dry slag pit |
| CN113683319A (en) * | 2021-09-15 | 2021-11-23 | 云南乘风有色金属股份有限公司 | Water quenching slag gas purification and mechanical slag discharging device |
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