CN105674758A - Movable dust collecting cover having movable doors of blast furnace - Google Patents
Movable dust collecting cover having movable doors of blast furnace Download PDFInfo
- Publication number
- CN105674758A CN105674758A CN201610152018.2A CN201610152018A CN105674758A CN 105674758 A CN105674758 A CN 105674758A CN 201610152018 A CN201610152018 A CN 201610152018A CN 105674758 A CN105674758 A CN 105674758A
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- CN
- China
- Prior art keywords
- blast furnace
- cylinder
- dust collection
- removable
- cover
- 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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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/008—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases cleaning gases
Abstract
The invention discloses a movable dust collecting cover having movable doors of a blast furnace. A lower gas exhaust pipe is arranged on the upper part of a gas collecting cover; an upper gas exhaust pipe is arranged above the lower gas exhaust pipe; a plug board rack is arranged on the middle part of the upper gas exhaust pipe; a plug board is fitted to a slot in the plug board rack; the lower end of the upper gas exhaust pipe is provided with a pipeline edge; a gas pipe sleeve is arranged at the lower end of the upper gas exhaust pipe in a sleeved manner; the gas pipe sleeve is supported by the pipeline edge at the lower end of the upper gas exhaust pipe; the diameter of the lower part of a cylinder is great, and the diameter of the upper part of the cylinder is small; a cylinder sleeve is arranged on the upper part of the cylinder in the sleeved manner; a bearing is arranged between the upper part of the cylinder and the cylinder sleeve; the two ends of each of two connecting rods are separately connected to a gas collecting cover and the cylinder sleeve; a movable door shaft is arranged at the left upper side each of the two movable doors; a handle is arranged at the right upper side of each of two movable doors; circular holes for allowing the movable door shafts to pass through are formed at left lower sides of the front wall and the rear wall of each gas collecting cover; and the positions, which correspond to the height of the handles, at the front side and the rear side of the right wall of each gas collecting cover are welded with handle hooks.
Description
Technical field
The present invention relates to a kind of removable and have a blast furnace dust collection cover of dodge gate.
Background technology
At present, the slag charge that smelting industry blast furnace slag charge mouth flows out, while entering normal temperature from furnace high-temperature state, can Yin WenduReduction is solidified, and does not process, and the time has been grown and can stop up slag charge mouth, and it is unobstructed to maintain slag charge mouth, avoids slag charge mouth to stop up logical,Be generally in the situation that blast furnace slag charge mouth is still worked, paddy husk is placed near slag charge mouth, paddy husk fires lastinglyBurn and keep temperature. And blast furnace slag charge mouth when work, its temperature is high, near slag charge mouth, put paddy husk, just needs certainSpace. Because environmental protection needs, for preventing that slag charge mouth waste gas from overflowing, blast furnace slag charge mouth has dust collection cover again, and common gathering dust is covered withTwo kinds, a kind of bottom of dust collection cover is 50 centimetres of left and right above slag charge mouth, this kind of dust collection cover be convenient place paddy husk andWhen slag charge mouth stops up, easy cleaning slag charge mouth, but dust collection effect is not good, has part waste gas and overflows. Another kind of dust collection coverBottom is 10 centimetres of left and right above slag charge mouth, and dust collection effect is good, but are inconvenient to place paddy husk and stop up at slag charge mouthTime, be inconvenient to clear up. Meanwhile, each time slag charge collect finish after, all need to slag charge mouth and near thoroughly clear up, andAforesaid two kinds of dust collection covers be because moving, all inconvenient to slag charge mouth and near thoroughly clear up.
Summary of the invention
In order to overcome the defect of existing blast furnace slag charge mouth dust collection cover. The invention provides a kind of removable and have a dodge gateBlast furnace dust collection cover, uses this kind of removable and have the blast furnace dust collection cover of dodge gate, and existing good dust collection effect, also canEasily slag charge mouth is done to insulation and process and clear up slag charge mouth. Meanwhile, after slag charge is collected and finished each time, dust collection cover can be movedOpen, be convenient to slag charge mouth and near thoroughly clear up.
In order to achieve the above object, the technical solution adopted for the present invention to solve the technical problems is following design:
Blast furnace is positioned at the left side of getter cover, and the top of getter cover is lower blast pipe, and there is upper blast pipe the top of lower blast pipe, onThere is flashboard rack at the middle part of blast pipe, and the slot in plate and flashboard rack matches, and there are pipeline edge, air pipe sleeve in the lower end of upper blast pipeBe enclosed within the lower end of blast pipe, air pipe sleeve by the pipeline of upper blast pipe lower end along support. The diameter of cylinder bottom is large, cylinder topDiameter little, cylindrical sleeve is enclosed within the top of cylinder, between the top of cylinder and cylindrical sleeve, bearing is housed, the two ends of two connecting rodsConnect respectively getter cover, cylindrical sleeve. All there is a movable door-hinge on the upper left side of two dodge gates, and the upper right side of two dodge gates is equalThere is a handle. , there is the circular hole passing for movable door-hinge the lower left of the front and back walls of getter cover, before the right wall of getter cover,On back, and the position corresponding with the height of handle, welding handle hooks. The left wall of described getter cover is heeling condition, hasBe beneficial to gas sampling. On described plate, have inserting plate hole. On described air pipe sleeve, there is inverted draw cut. Described cylindrical sleeve is invertedCup-shape, is conducive to prevent that dust from entering in the bearing between top and the cylindrical sleeve of cylinder.
The invention has the beneficial effects as follows: 1, have good dust collection effect. 2, can easily to slag charge mouth do insulation process andCleaning slag charge mouth. 3, after slag charge is collected and finished each time, dust collection cover can be removed, be convenient to slag charge mouth and near carry out thoroughlyCleaning. 4, structure cylinder list, easy to use.
Brief description of the drawings
Below in conjunction with drawings and embodiments, the present invention is further described.
Fig. 1 is a kind of removable and have an organigram of the blast furnace dust collection cover of dodge gate.
Fig. 2 is the right view of Fig. 1.
Fig. 3 is the A of Fig. 1---A view.
In figure
1, plate 2, inserting plate hole 3, inverted draw cut 4, getter cover
5, handle 6, dodge gate 7, movable door-hinge 8, cylinder
9, cylindrical sleeve 10, connecting rod 11, lower blast pipe 12, air pipe sleeve
13, pipeline along 14, flashboard rack 15, upper blast pipe 16, handle hook.
Detailed description of the invention
In the embodiment shown in Fig. 1, Fig. 2, Fig. 3, blast furnace is positioned at the left side of getter cover 4, and the top of getter cover 4 isLower blast pipe 11, there is upper blast pipe 15 top of lower blast pipe 11, and there is flashboard rack 14 at the middle part of upper blast pipe 15, and plate 1 is with slottingSlot in grillage 14 matches, and there is pipeline the lower end of upper blast pipe 15 along 13, and air pipe sleeve 12 is enclosed within the lower end of blast pipe 15,Air pipe sleeve 12 by the pipeline of upper blast pipe 15 lower ends along 13 supports. The diameter of cylinder 8 bottoms is large, and the diameter on cylinder 8 tops is little, circleColumn sleeve 9 is enclosed within the top of cylinder 8, between the top of cylinder 8 and cylindrical sleeve 9, bearing is housed, and the two ends of two connecting rods 10 respectivelyConnect getter cover 4, cylindrical sleeve 9. All there is the upper right side of 7, two dodge gates 6 of a movable door-hinge on the upper left side of two dodge gates 6All there is a handle 5. , there is the circular hole passing for movable door-hinge 7 lower left of the front and back walls of getter cover 4, on the right side of getter cover 4On the forward and backward limit of wall, and the position corresponding with the height of handle 5, welding handle hooks 16. The left wall of described getter cover 4 isHeeling condition, is conducive to gas sampling. On described plate 1, have inserting plate hole 2. On described air pipe sleeve 12, there is inverted draw cut 3. DescribedCylindrical sleeve 9 are inverted cup-shape, be conducive to prevent that dust from entering in the bearing between top and the cylindrical sleeve 9 of cylinder 8.
Before work, use tracheae that upper blast pipe 15 is communicated with air exhauster, exhaust-gas treatment chamber.
When work, through inserting plate hole 2 plate 1 that moves right, open blast pipe 15, open air exhauster, open blast furnace slagMaterial outlet, the slag charge in blast furnace flows into slag charge pond. Deslagging material produce waste gas under the effect of air exhauster, through getter cover 4, underBlast pipe 11, upper blast pipe 15, tracheae enter exhaust-gas treatment chamber. The interface of lower blast pipe 11 and upper blast pipe 15 is by air pipe sleeve12 sealings, prevent that waste gas from overflowing from lower blast pipe 11 and the interface of upper blast pipe 15. In the whole course of work, at interval of oneShort time, rotates dodge gate 6 through handle 5 around movable door-hinge 7, the base of dodge gate 6 right parts is placed on handle hook 16. SoAfter, part paddy husk is placed near slag charge outlet, meanwhile, observe slag charge export situation, as slag charge, outlet is stopped upOr slag charge circulation is not smooth, dredge slag charge outlet. Subsequently, then through handle 5, dodge gate 6 is rotated backward around movable door-hinge 7, make to liveThe handle 5 of moving door 6 right parts is placed on handle and hooks on 16. So, multi-pass operation, paddy husk is lasting burning near slag charge outlet,Maintain slag charge and export certain temperature, avoid slag charge outlet to stop up at work.
After this discharge blast furnace slag charge finishes, close the outlet of air exhauster and blast furnace slag charge, through inserting plate hole 2 to moving to leftMoving plate 1, blast pipe 15 in blocking-up, prevents that in tracheae, residual gas backflow is overflowed. Then, through handle 5 by 6 points of two dodge gatesDo not rotate around movable door-hinge 7 separately, the base of two dodge gate 6 right parts is placed on handle hook 16. Then, use rod through inverted draw cut3 air pipe sleeves 12 move up, and make the lower end of air pipe sleeve 12 higher than the lower end of upper blast pipe 15, then promote getter cover 4, getter cover4 through two connecting rods 10, cylindrical sleeve 9 around cylinder 8 turn-ofves; Rod is put down, and pipeline is fallen along 13 in the upper end of air pipe sleeve 12. Subsequently,Workman to blast furnace slag charge outlet and near thoroughly clear up. After cleaning out, then use rod through inverted draw cut 3 air pipe sleeve 12 toUpper movement, makes the lower end of air pipe sleeve 12 higher than the lower end of upper blast pipe 15, oppositely promotes getter cover 4, and getter cover 4 is through two connectionsBar 10, cylindrical sleeve 9 go back to original place around cylinder 8; Rod is put down, and pipeline is fallen along 13 in the upper end of air pipe sleeve 12, the lower blast pipe of sealing11 with the interface of upper blast pipe 15.
Claims (9)
1. removable and have the blast furnace dust collection cover of dodge gate, it is characterized in that: the top of getter cover (4) is lower blast pipe(11), there is upper blast pipe (15) top of lower blast pipe (11), and there is flashboard rack (14) at the middle part of upper blast pipe (15), plate (1)Match with the slot in flashboard rack (14); Air pipe sleeve (12) is enclosed within the lower end of blast pipe (15), and cylindrical sleeve (9) is enclosed within cylinder(8) top, the two ends of two connecting rods (10) connect respectively getter cover (4), cylindrical sleeve (9); The upper left of two dodge gates (6)Fang Jun has a movable door-hinge (7), and all there is a handle (5) in the upper right side of two dodge gates (6); The front and back walls of getter cover (4)Lower left, have for the circular hole that passes of movable door-hinge (7), on the forward and backward limit of the right wall of getter cover (4), and with handle (5)Highly corresponding position, welding handle hooks (16).
2. according to claim 1 a kind of removable and have the blast furnace dust collection cover of dodge gate, it is characterized in that: upper blast pipe(15) there is pipeline lower end along (13).
3. according to claim 1 a kind of removable and have the blast furnace dust collection cover of dodge gate, it is characterized in that: air pipe sleeve(12) supported along (13) by the pipeline of upper blast pipe (15) lower end.
4. according to claim 1 a kind of removable and have the blast furnace dust collection cover of dodge gate, it is characterized in that: cylinder (8)The diameter of bottom is large, and the diameter on cylinder (8) top is little.
5. according to claim 1 a kind of removable and have the blast furnace dust collection cover of dodge gate, it is characterized in that: cylinder (8)Top and cylindrical sleeve (9) between bearing is housed.
6. according to claim 1 a kind of removable and have the blast furnace dust collection cover of dodge gate, it is characterized in that: getter cover(4) left wall is heeling condition.
7. according to claim 1 a kind of removable and have the blast furnace dust collection cover of dodge gate, it is characterized in that: plate (1)On have inserting plate hole (2).
8. according to claim 1 a kind of removable and have the blast furnace dust collection cover of dodge gate, it is characterized in that: air pipe sleeve(12) on, there is inverted draw cut (3).
9. according to claim 1 a kind of removable and have the blast furnace dust collection cover of dodge gate, it is characterized in that: cylindrical sleeve(9) be inverted cup-shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610152018.2A CN105674758B (en) | 2016-03-17 | 2016-03-17 | Blast furnace dust collection cover that is a kind of removable and having dodge gate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610152018.2A CN105674758B (en) | 2016-03-17 | 2016-03-17 | Blast furnace dust collection cover that is a kind of removable and having dodge gate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105674758A true CN105674758A (en) | 2016-06-15 |
| CN105674758B CN105674758B (en) | 2017-10-17 |
Family
ID=56310721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610152018.2A Active CN105674758B (en) | 2016-03-17 | 2016-03-17 | Blast furnace dust collection cover that is a kind of removable and having dodge gate |
Country Status (1)
| Country | Link |
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| CN (1) | CN105674758B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04222386A (en) * | 1990-12-21 | 1992-08-12 | Nippon Steel Corp | Direct dust-collecting duct structure for electric furnace |
| CN201508116U (en) * | 2009-09-30 | 2010-06-16 | 大冶有色金属公司 | Movable type arc-shaped gas hood of silver making converter mouth |
| CN203083379U (en) * | 2012-12-14 | 2013-07-24 | 浙江海亮股份有限公司 | Smoke collecting cover of casting furnace |
| CN203731877U (en) * | 2014-02-22 | 2014-07-23 | 河北四通新型金属材料股份有限公司 | Electric-furnace dust hood for nonferrous metal smelting |
| CN104110971A (en) * | 2014-07-18 | 2014-10-22 | 永兴县强胜银业有限责任公司 | Smoke collecting cover |
-
2016
- 2016-03-17 CN CN201610152018.2A patent/CN105674758B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04222386A (en) * | 1990-12-21 | 1992-08-12 | Nippon Steel Corp | Direct dust-collecting duct structure for electric furnace |
| CN201508116U (en) * | 2009-09-30 | 2010-06-16 | 大冶有色金属公司 | Movable type arc-shaped gas hood of silver making converter mouth |
| CN203083379U (en) * | 2012-12-14 | 2013-07-24 | 浙江海亮股份有限公司 | Smoke collecting cover of casting furnace |
| CN203731877U (en) * | 2014-02-22 | 2014-07-23 | 河北四通新型金属材料股份有限公司 | Electric-furnace dust hood for nonferrous metal smelting |
| CN104110971A (en) * | 2014-07-18 | 2014-10-22 | 永兴县强胜银业有限责任公司 | Smoke collecting cover |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105674758B (en) | 2017-10-17 |
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