CN205295379U - Converter roof cubic dust pelletizing system - Google Patents
Converter roof cubic dust pelletizing system Download PDFInfo
- Publication number
- CN205295379U CN205295379U CN201521101062.8U CN201521101062U CN205295379U CN 205295379 U CN205295379 U CN 205295379U CN 201521101062 U CN201521101062 U CN 201521101062U CN 205295379 U CN205295379 U CN 205295379U
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- CN
- China
- Prior art keywords
- filter cylinder
- pleated
- pulse
- ash
- converter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000000428 dust Substances 0.000 title abstract description 21
- 238000005453 pelletization Methods 0.000 title abstract 4
- 239000010881 fly ash Substances 0.000 claims description 25
- 239000002956 ash Substances 0.000 claims description 24
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 11
- 239000003546 flue gas Substances 0.000 claims description 11
- 239000007789 gas Substances 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 8
- 238000013022 venting Methods 0.000 claims description 8
- 238000012423 maintenance Methods 0.000 claims description 5
- 238000005265 energy consumption Methods 0.000 abstract description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000003500 flue dust Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000009628 steelmaking Methods 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model relates to a converter roof cubic dust pelletizing system, including a clerestory structure, the bottom of clerestory structure is provided with the ash hole that open air inlet and ability switching, and the air inlet top is provided with and is used for keeping apart the shrouding structure of air inlet and ash hole, clerestory structure's top is provided with the gas vent, and clerestory structure's inside is provided with a plurality of vertical settings and the cubic dust removal combination unit that is parallel to each other, and each cubic dust removal combination unit includes the dust remover structure and the fan structure that the shrouding structure top set gradually from bottom to top. The utility model discloses a converter roof cubic dust pelletizing system has overcome the pipeline route that exists among the prior art long, area is big, carry the high scheduling problem of energy consumption, utilizes the factory building height to stride the location that the structure carries out converter roof cubic dust pelletizing system, shortens pipeline length, has saved area.
Description
Technical field
The utility model relates to converter steelmaking factory building dedusting technology, particularly relates to and a kind of utilizes factory building height across the converter roof third dedusting system of structure.
Background technology
At present, in converter steelmaking factory building, for ensureing operating environment, meet the environmental requirement of country, once dust collection of converter system, secondary BOF dedusting system system and converter three removing roof dust systems are set. Wherein, once dust collection of converter system arranges dust collection cover at converter fire door, the flue gas produced when collecting converter smelting. Secondary BOF dedusting system system, all closes with upper part surrounding at converter operation layer, collects by the flue dust of a dust collection cover and fire door effusion. On the basis of once dust collection of converter system, secondary BOF dedusting system system, still have the effusion of part flue dust to waft to outside the cross-platform even factory building of height, therefore converter three removing roof dust systems are set, collect the flue gas of ease to eminence, improve factory building height across operating environment.
Existing converter removing roof dust system, at converter workshop height across arranging huge roof cover, collects flue dust, delivers to by pipeline and be arranged in outdoor pulse filter bag fly-ash separator, drain into air via after blower fan, sound damper, chimney.
Due to the set pattern of the design theory of conventional dedusting, certainly exist some defects, as: pipeline length, tubing consumption amount are big, system resistance is damaged greatly, power-equipment energy consumption height, floor space are big. Existing converter workshop is arranged removing roof dust and plays serious restrictive function.
Thus, in order to make up the deficiency of tradition converter removing roof dust system, the present inventor relies on experience and the practice of being engaged in relevant industries for many years, it is proposed to a kind of converter roof third dedusting system, to overcome the defect of prior art.
Practical novel content
The purpose of this utility model is to provide a kind of converter roof third dedusting system, overcome in prior art the problems such as the pipeline length that exists, floor space are big, conveying energy consumption height, factory building height is utilized to carry out the location of converter roof third dedusting system across structure, shorten pipeline length, save floor space.
The purpose of this utility model realizes like this, a kind of converter roof third dedusting system, comprise a dormer structure, the bottom of described dormer structure is provided with unlimited inlet mouth and the ash output hole of energy opening and closing, the closing plate structure isolating described inlet mouth and described ash output hole it is provided with above described inlet mouth, the top of described dormer structure is provided with venting port, described dormer inside configuration is provided with multiple vertical setting and the third dedusting assembled unit being parallel to each other, each described third dedusting assembled unit comprises the fly-ash separator structure and blower fan structure that arrange successively above described closing plate structure from bottom to top.
In a better embodiment of the present utility model, described blower fan structure comprises multiple aerofoil fan, and the blast inlet of described aerofoil fan is positioned at the top of described fly-ash separator structure, and the top of described aerofoil fan arranges air draft mouth.
In a better embodiment of the present utility model, the top that described dormer structure is positioned at described fly-ash separator structure is provided with fan installation plate, and described fan installation plate arranges described aerofoil fan.
In a better embodiment of the present utility model, described aerofoil fan is low head aerofoil fan.
In a better embodiment of the present utility model, described fly-ash separator structure comprises the long filter cylinder group of pulse pleated of vertically setting, described pulse pleated long filter cylinder group comprises multiple vertical setting and the long filter cylinder of pulse pleated being parallel to each other, the top of each described long filter cylinder of pulse pleated is connected with winding-up arm, the other end of each described winding-up arm is communicated in one and is positioned at the gas main above described closing plate structure, the through top being arranged in described dormer structure and be positioned at each long filter cylinder group of described pulse pleated of described gas main level.
In a better embodiment of the present utility model, the top being positioned at each long filter cylinder group of described pulse pleated in described dormer structure is provided with filter cylinder mounting plate, and described filter cylinder mounting plate is provided with each described long filter cylinder of pulse pleated of extension downwards; The side of described filter cylinder mounting plate is fixedly connected with the sidewall of described dormer structure.
In a better embodiment of the present utility model, each described pulse pleated long filter cylinder group comprises 85 described long filter cylinders of pulse pleated, and the length of the described long filter cylinder of pulse pleated is 6 meters.
In a better embodiment of the present utility model, described closing plate structure comprise be obliquely installed in described fly-ash separator structural base receipts ash baffle plate, described receipts ash baffle plate bottom be provided with long-pending ash-pit, the bottom of described long-pending ash-pit arranges described ash output hole; The described top receiving ash baffle plate is connected to the air inlet grid distributor being vertically arranged at described fly-ash separator structure side, the top of described air inlet grid distributor is fixedly connected with the bottom of described filter cylinder mounting plate, the side of described air inlet grid distributor is fixedly connected with the sidewall of described dormer structure, forms air admission unit between described inlet mouth, described closing plate structure and the sidewall of described dormer structure.
In a better embodiment of the present utility model, described air inlet grid distributor is provided with multiple flue gas open-work.
In a better embodiment of the present utility model, between described fly-ash separator structure and blower fan structure, it is formed with space for maintenance.
Described in upper, the converter roof third dedusting system that the utility model provides, factory building height is utilized to carry out the location of converter roof third dedusting system across structure, fly-ash separator structure, blower fan structure, venting port are all integrated in the dormer at factory building top, effectively reduce system device resistance, reduce the floor space of system simultaneously; Blower fan in the converter roof third dedusting system that the utility model provides all adopts low head aerofoil fan, has energy-saving and cost-reducing advantage, is suitable for the extensive popularization of converter dust-removing technical field.
Accompanying drawing explanation
The following drawings is only intended to be done by the utility model schematic description and interpretation, does not limit scope of the present utility model. Wherein:
Fig. 1: be the structural representation of converter roof of the present utility model third dedusting system.
Fig. 2: be converter roof of the present utility model third dedusting system using state structural representation.
Embodiment
In order to technology feature of the present utility model, object and effect are had understanding clearly, now compare accompanying drawing and embodiment of the present utility model is described.
As shown in Figure 1, the converter roof third dedusting system 100 that the utility model provides, (dormer structure 1 is the part of former mill construction to comprise a dormer structure 1, it is positioned at factory building inner roof place, dormer structure 1 inside is truss structure, outside forms housing by steel plate exterior wall, existing structure, repeat no more), the bottom of dormer structure 1 is provided with unlimited inlet mouth 21 and the ash output hole 22 of energy opening and closing, the closing plate structure 3 isolating inlet mouth 21 and ash output hole 22 it is provided with above inlet mouth 21, the top of dormer structure 1 is provided with venting port 23, venting port 23 is connected with the skylight 91 of factory building, the inside of dormer structure 1 is provided with multiple vertical setting and the third dedusting assembled unit 4 being parallel to each other, and each third dedusting assembled unit 4 comprises the fly-ash separator structure 41 and blower fan structure 42 that arrange successively above closing plate structure 3 from bottom to top. dormer structure 1 inside forms cavity, it may also be useful to blower fan structure 42 aspirates flue gas in factory building, and after being filtered by fly-ash separator structure 41, filtering gas is discharged factory building by blower fan structure 42, and the dust in flue gas is cleared up through ash output hole 22 and discharged.
Further, as shown in Figure 1, blower fan structure 42 comprises multiple aerofoil fan 421, and the quantity of aerofoil fan 421 is determined according to actual production demand, in a specific embodiment of the present utility model, the quantity of the blower fan structure 42 Axial-Flow blower fan 421 of each dedusting assembled unit 4 is two; Aerofoil fan 421 adopts vertical installation, and the blast inlet of aerofoil fan 421 is positioned at the top of fly-ash separator structure 41, and the top of aerofoil fan 421 arranges air draft mouth.
As shown in Figure 1, in the present embodiment, the top that dormer structure 1 is positioned at fly-ash separator structure 41 is provided with fan installation plate (blower fan card) 11, and fan installation plate 11 arranges aerofoil fan 421. Being provided with assembling hole (not shown) on fan installation plate, each aerofoil fan 421 is installed on each assembling hole place.
Further, the aerofoil fan 421 adopted in native system is low head aerofoil fan, it is possible to effectively reduce energy consume.
Further, as shown in Figure 1, fly-ash separator structure 41 comprises the long filter cylinder group 411 of pulse pleated of vertically setting, pulse pleated long filter cylinder group 411 comprises multiple vertical setting and the long filter cylinder 4111 of pulse pleated being parallel to each other, the top of the long filter cylinder 4111 of each pulse pleated is connected with winding-up arm 431, the other end of each winding-up arm 431 is communicated in one and is positioned at the gas main 43 above closing plate structure 3, the through top being arranged in dormer structure 1 and be positioned at the long filter cylinder group 411 of each pulse pleated of gas main 43 level. The nitrogen or pulse of compressed air formula that come from distribution in gas main can be sprayed to the long filter cylinder 4111 of pulse pleated by winding-up arm 431, in order to the ash removed on filter cylinder.
Further, as shown in Figure 1, the top that dormer structure 1 is positioned at the long filter cylinder group 411 of each pulse pleated is provided with filter cylinder mounting plate (bag filter tubesheet) 12, filter cylinder mounting plate 12 arranges the long filter cylinder 4111 of each pulse pleated of extension downwards, being provided with filter cylinder open holes (not shown) on filter cylinder mounting plate 12, each long filter cylinder of pulse pleated 4111 is installed on each filter cylinder open holes place; The side of filter cylinder mounting plate 12 is connected with the sidewall of dormer structure 1.
In the present embodiment, each pulse pleated long filter cylinder group 411 comprises 85 long filter cylinders 4111 of pulse pleated, and the length of the long filter cylinder 4111 of pulse pleated is 6 meters. The long filter cylinder of pulse pleated 4111 have employed shallow pleat apart from designing, easy-to-clean ash, it is possible to realizes efficiently filtering.
Further, as shown in Figure 1, closing plate structure 3 comprises the receipts ash baffle plate 31 being obliquely installed bottom fly-ash separator structure 41, and the bottom receiving ash baffle plate 31 is provided with long-pending ash-pit 32, and the bottom of long-pending ash-pit 32 arranges described ash output hole 22; The top receiving ash baffle plate 31 is connected to the air inlet grid distributor 33 being vertically arranged at fly-ash separator structure 41 side, air inlet grid distributor 33 top is fixedly connected with the bottom of filter cylinder mounting plate 12, the side of air inlet grid distributor 33 is fixedly connected with the sidewall of dormer structure 1, forms air admission unit 5 between inlet mouth 21, closing plate structure 3 and the sidewall of dormer structure 1. In the present embodiment, air inlet grid distributor 33 is provided with multiple flue gas open-work (not shown), enters in the long filter cylinder group 411 of pulse pleated in order to meet flue gas. Closing plate structure 3 can ensure that the flue gas from factory building inside enters from the side of the long filter cylinder group 411 of pulse pleated through inlet mouth 21, air inlet grid distributor 33 and wherein filter, instead of directly overflows to the top of dormer structure 1 or go back to factory building inside from ash output hole reflux.
Further, as shown in Figure 1, for the ease of maintenance of equipment, space for maintenance 6 between fly-ash separator structure 41 and blower fan structure 42, it is formed.
As shown in Figure 2, when using converter roof of the present utility model third dedusting system 100 to carry out third dedusting, first converter roof third dedusting system 100 being installed on factory roof height in structure 9 (prior art), venting port 23 is connected with skylight, factory building top 91. Start aerofoil fan 421 to run, the flue gas loss of factory building inside is near roof, because of aerofoil fan 421 draft, the inlet mouth 21 of flue gas bottom dormer structure 1, air admission unit 5 enter from the side of the long filter cylinder group 411 of pulse pleated and wherein filter, gas after filtration, after filtration after dedusting, is discharged to factory building outside via space for maintenance 6, aerofoil fan 421, venting port 23, factory building skylight 91. When needing the long filter cylinder group 411 of a certain pulse pleated to be carried out grey clearly, the aerofoil fan of this pulse pleated long filter cylinder group 411 correspondence is out of service, nitrogen or pulse of compressed air formula are jetted to the long filter cylinder 4111 of each pulse pleated by gas main 43 by winding-up arm 431, in order to the dust removed on filter cylinder, dust landing focuses in the long-pending ash-pit 32 receiving ash baffle plate 31 bottom, opens ash output hole 22 and is removed by dust.
Described in upper, the converter roof third dedusting system that the utility model provides, factory building height is utilized to carry out the location of converter roof third dedusting system across structure, fly-ash separator structure, blower fan structure, venting port are all integrated in the dormer at factory building top, effectively reduce system device resistance, reduce the floor space of system simultaneously; Blower fan in the converter roof third dedusting system that the utility model provides all adopts low head aerofoil fan, has energy-saving and cost-reducing advantage, is suitable for the extensive popularization of converter dust-removing technical field.
The foregoing is only the schematic embodiment of the utility model, it does not mean to limit scope of the present utility model. The technician of any this area, equivalent variations done under the prerequisite not departing from design of the present utility model and principle and amendment, all should belong to the scope of the utility model protection.
Claims (10)
1. a converter roof third dedusting system, it is characterized in that: comprise a dormer structure, the bottom of described dormer structure is provided with unlimited inlet mouth and the ash output hole of energy opening and closing, the closing plate structure isolating described inlet mouth and described ash output hole it is provided with above described inlet mouth, the top of described dormer structure is provided with venting port, the inside of described dormer structure is provided with multiple vertical setting and the third dedusting assembled unit being parallel to each other, each described third dedusting assembled unit comprises the fly-ash separator structure and blower fan structure that arrange successively above described closing plate structure from bottom to top.
2. converter roof as claimed in claim 1 third dedusting system, it is characterised in that: described blower fan structure comprises multiple aerofoil fan, and the blast inlet of described aerofoil fan is positioned at the top of described fly-ash separator structure, and the top of described aerofoil fan arranges air draft mouth.
3. converter roof as claimed in claim 2 third dedusting system, it is characterised in that: the top that described dormer structure is positioned at described fly-ash separator structure is provided with fan installation plate, and described fan installation plate arranges described aerofoil fan.
4. converter roof as claimed in claim 2 third dedusting system, it is characterised in that: described aerofoil fan is low head aerofoil fan.
5. converter roof as claimed in claim 1 third dedusting system, it is characterized in that: described fly-ash separator structure comprises the long filter cylinder group of pulse pleated of vertically setting, described pulse pleated long filter cylinder group comprises multiple vertical setting and the long filter cylinder of pulse pleated being parallel to each other, the top of each described long filter cylinder of pulse pleated is connected with winding-up arm, the other end of each described winding-up arm is communicated in one and is positioned at the gas main above described closing plate structure, the through top being arranged in described dormer structure and be positioned at each long filter cylinder group of described pulse pleated of described gas main level.
6. converter roof as claimed in claim 5 third dedusting system, it is characterized in that: the top being positioned at each long filter cylinder group of described pulse pleated in described dormer structure is provided with filter cylinder mounting plate, described filter cylinder mounting plate is provided with each described long filter cylinder of pulse pleated of extension downwards; The side of described filter cylinder mounting plate is fixedly connected with the sidewall of described dormer structure.
7. converter roof as claimed in claim 5 third dedusting system, it is characterised in that: each described pulse pleated long filter cylinder group comprises 85 described long filter cylinders of pulse pleated, and the length of the described long filter cylinder of pulse pleated is 6 meters.
8. converter roof as claimed in claim 6 third dedusting system, it is characterized in that: described closing plate structure comprise be obliquely installed in described fly-ash separator structural base receipts ash baffle plate, the described bottom receiving ash baffle plate is provided with long-pending ash-pit, and the bottom of described long-pending ash-pit arranges described ash output hole; The described top receiving ash baffle plate is connected to the air inlet grid distributor being vertically arranged at described fly-ash separator structure side, the top of described air inlet grid distributor is fixedly connected with the bottom of described filter cylinder mounting plate, the side of described air inlet grid distributor is fixedly connected with the sidewall of described dormer structure, forms air admission unit between described inlet mouth, described closing plate structure and the sidewall of described dormer structure.
9. converter roof as claimed in claim 8 third dedusting system, it is characterised in that: described air inlet grid distributor is provided with multiple flue gas open-work.
10. converter roof as claimed in claim 1 third dedusting system, it is characterised in that: it is formed with space for maintenance between described fly-ash separator structure and blower fan structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521101062.8U CN205295379U (en) | 2015-12-25 | 2015-12-25 | Converter roof cubic dust pelletizing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521101062.8U CN205295379U (en) | 2015-12-25 | 2015-12-25 | Converter roof cubic dust pelletizing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205295379U true CN205295379U (en) | 2016-06-08 |
Family
ID=56472933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521101062.8U Active CN205295379U (en) | 2015-12-25 | 2015-12-25 | Converter roof cubic dust pelletizing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205295379U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106978518A (en) * | 2017-05-23 | 2017-07-25 | 中冶华天工程技术有限公司 | The simple third dedusting system and method for converter based on a tank |
| CN108772198A (en) * | 2018-06-07 | 2018-11-09 | 许玉蕊 | Exhaust building with air-cleaning function |
| CN113151634A (en) * | 2021-04-19 | 2021-07-23 | 河北高科环保集团有限公司 | Fixed roof closed dust hood for converter tertiary dust removal system |
-
2015
- 2015-12-25 CN CN201521101062.8U patent/CN205295379U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106978518A (en) * | 2017-05-23 | 2017-07-25 | 中冶华天工程技术有限公司 | The simple third dedusting system and method for converter based on a tank |
| CN108772198A (en) * | 2018-06-07 | 2018-11-09 | 许玉蕊 | Exhaust building with air-cleaning function |
| CN108772198B (en) * | 2018-06-07 | 2020-09-04 | 刘金波 | Exhaust building with air purification function |
| CN113151634A (en) * | 2021-04-19 | 2021-07-23 | 河北高科环保集团有限公司 | Fixed roof closed dust hood for converter tertiary dust removal system |
| CN113151634B (en) * | 2021-04-19 | 2021-12-10 | 河北高科环保集团有限公司 | Fixed roof closed dust hood for converter tertiary dust removal system |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |