CN101672579B - Automatic slag-removal mechanism of heating furnace and slag-removal method thereof - Google Patents
Automatic slag-removal mechanism of heating furnace and slag-removal method thereof Download PDFInfo
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- CN101672579B CN101672579B CN2009101911167A CN200910191116A CN101672579B CN 101672579 B CN101672579 B CN 101672579B CN 2009101911167 A CN2009101911167 A CN 2009101911167A CN 200910191116 A CN200910191116 A CN 200910191116A CN 101672579 B CN101672579 B CN 101672579B
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Abstract
The invention relates to an automatic slag-removal mechanism of a heating furnace and a slag-removal method thereof; the slag-removal mechanism comprises a slag-removal board, a connecting piece and a fixing plate; the slag-removal board is fixed on the fixing plate by a connecting piece; a front point is arranged in the middle of the slag-removal board, and the slag-removal mechanism is fixed on a partition wall in the furnace by the fixing plate, the slag-removal board is directly contacted with the furnace bottom, the direction of the front point in the middle of the slag-removal board faces to the rotating direction of the furnace bottom; the rotation of the furnace bottom forms relative movement with the slag-removal mechanism, and the slag-removal mechanism leads slag to be extruded to two sides, so as to fall in a closed groove and realize automatic slag removal to clean the slag of the furnace bottom. The invention utilizes a simple slag-removal mechanism and achieves the purpose of automatically removing the slag by virtue of the rotation of the furnace bottom of a ring-shaped heating furnace; the slag-removal mechanism has simple structure, saves fixed investment expense of disposable equipment for the production and reduces flowing cost for equipment maintenance; the slag-removal method can effectively control the slag-removal force, improve the slag-removal efficiency, reduce damage to the furnace bottom and increase the service life of the furnace bottom.
Description
Technical field
The present invention relates to a kind of automatic cleaning method and cleaning equipment, particularly a kind of automatic cleaning method of heating furnace slag and cleaning equipment thereof.
Background technology
At present, the cleaning mechanism and the method that are used for rotary heating furnace furnace bottom slag mainly contain two kinds: the one, and with the outer Cinder Machine cleaning of stove, the 2nd, stretch in the stove by the plate manual work of skimming and to skim.
When utilizing stove Cinder Machine scarfing cinder outward, Cinder Machine is arranged between the outer dress of stove, the discharging fire door, and the door of skimming is set on the furnace wall.The outer Cinder Machine of stove stretches in the stove through the door of skimming, and radially moves then, leans on scum board and relatively moving of furnace bottom face to scrape slag in the water sealed tank.There is following problem in this slag skimming method: 1, the outer Cinder Machine scum board of stove is apart from the bad adjusting of the distance of furnace bottom, and distance is too big, and the power of skimming is less than normal relatively, and the effect of skimming is undesirable; Distance is too little, and the power of skimming is bigger than normal might take off bad furnace bottom pours again.And along with the carrying out that produces, the furnace bottom height increases to some extent, and this distance can't be adjusted more, makes the power of skimming uncontrollable, and scraping slag efficient can not effectively improve.2, the outer Cinder Machine of stove adopts radially machine driving, and when the slag charge of projection is immersed in the furnace bottom pours, Cinder Machine still moves, and the distance of its scum board and furnace bottom is difficult to control the while and causes taking place Cinder Machine easily and the furnace bottom pours is taken off situation about coming off.3, the length specification of Cinder Machine is by body of heater width decision, and this just causes, and Cinder Machine takies than long spacing outside stove when the body of heater wider width, and equipment once invest bigger, the operation expense height.
Utilize and artificially to stretch in the stove and skim,, and, need workman of one port door arrangement respectively is set in time skim at dress, discharge room inner and outer ring for the stove of furnace bottom broad fully by operation manually by taking off slag plate.When manual work was skimmed, because the plate cantilever of skimming is longer, the power of skimming can not guarantee, is difficult to accomplish that scarfing cinder is clean, and temperature is higher near the fire door, and operative employee's working environment is very abominable.
Summary of the invention
The object of the present invention is to provide a kind of slag scraping mechanism that can clear up slag at the bottom of the heating-furnace automatically.
Another object of the present invention is to provide a kind of method of utilizing slag at the bottom of the above-mentioned slag scraping mechanism cleaning heating-furnace.
The object of the invention is realized through following mode: a kind of automatic slag scraping mechanism of heating furnace is characterized in that: said slag scraping mechanism comprises the scum board that is arranged in the heating furnace, directly contacts at the bottom of the rotatable stove of this scum board and said heating furnace.
Above-mentioned heating furnace is a rotary heating furnace, and above-mentioned scum board is arranged on the partition wall in the rotary heating furnace.
Scrape slag efficient, control dreg scraping force degree in order to improve, above-mentioned scum board is the wedge angle setting in face of the rotation direction of furnace bottom; Its wedge angle angle A is 30 °～150 °.
In order to make the dynamics of scum board further controlled, also be provided with the counterweight groove on the scum board.
Above-mentioned scum board is obliquely installed on the partition wall in stove, and promptly the vertical direction of scum board and partition wall forms an inclination angle, and this inclination angle is an acute angle, can further regulate the dreg scraping force degree through regulating said inclination angle size.It is good that the inclination angle size is 15 °～85 °.
If in scraping the slag process, scrape the slag active force when excessive, that is: slag embeds or when being bonded on the bottom refractory, in order not damage furnace hearth material; Scum board need stride across this slag; Because the upwards component that the slag scraping mechanism that is obliquely installed can produce can move up and down along the partition wall in the rotary heating furnace in order to make slag scraping mechanism, slag scraping mechanism also comprises connector and fixed head; Above-mentioned scum board is fixed on the fixed head through connector; Said fixed head is a T type fixed head, and the partition wall that the T type fixed head of said slag scraping mechanism faces in the stove passes through the gap between partition wall in twos arranged side by side, and the fixed head head laterally is close on the partition wall wall.
Another object of the present invention is achieved in that a kind of heating furnace scrapes the slag method automatically, it is characterized in that: slag scraping mechanism is set in heating furnace, and this slag scraping mechanism comprises the scum board that is arranged in the heating furnace, and scum board directly contacts with furnace bottom; When furnace bottom rotated, slag scraping mechanism and furnace bottom produced relative displacement, and the slag of the scum board of slag scraping mechanism at the bottom of heating-furnace realized the purpose of scraping slag automatically in the sealing groove of falling into heating furnace is pushed in both sides.
Above-mentioned heating furnace is a rotary heating furnace, and above-mentioned scum board is arranged on the partition wall in the rotary heating furnace.
Scrape slag efficient, control dreg scraping force degree in order to improve, above-mentioned scum board is the wedge angle setting in face of the rotation direction of furnace bottom; Its wedge angle included angle A is 30 °～150 °.
In order to make the dynamics of scum board further controlled, also be provided with the counterweight groove on the scum board.
A kind of rotary heating furnace is scraped the slag method automatically; When the slag at the bottom of the heating-furnace embedded or is bonded on the bottom refractory, said slag was along with furnace bottom rotates the contact scum board, and slag scraping mechanism moves up along the partition wall in the heating furnace; Scum board strides across said slag; Furnace bottom is rotated further, and slag scraping mechanism moves down along the partition wall in the heating furnace, finally directly contacts with furnace bottom.
Above-mentioned scum board is to be obliquely installed on partition wall, and promptly the vertical direction of scum board and partition wall forms an inclination angle, and this inclination angle is an acute angle, can further regulate the dreg scraping force degree through regulating said inclination angle size.
Above-mentioned inclination angle size is 15 °～85 °.
Above-mentioned slag scraping mechanism is owing to be obliquely installed generation component upwards on the stove internal partition wall; For slag scraping mechanism can be moved up and down along the partition wall in the rotary heating furnace; Above-mentioned slag scraping mechanism also comprises connector and fixed head, and its scum board is fixed on the fixed head through connector, and said fixed head is a T type fixed head; The partition wall that the T type fixed head of said slag scraping mechanism faces in the stove passes through the gap between partition wall in twos arranged side by side, and the fixed head head laterally is close on the partition wall wall.
The invention has the beneficial effects as follows:
The present invention is different from traditional deslagging method fully, utilizes the simple mechanism that removes the gred, and realizes the purpose of self-skimming by the rotation of rotary heating furnace furnace bottom.Slag scraping mechanism of the present invention is simple in structure, saves the fixedly carrying cost of input expense, minimizing plant maintenance of disposable apparatus for producing; Utilize slag scraping mechanism of the present invention and scrape the slag method, can effectively control the dreg scraping force degree, improve and scrape slag efficient, slag scraping mechanism can stride across the slag that embeds or be bonded in bottom refractory simultaneously, effectively reduces the damage to furnace bottom, increases the service life of furnace bottom.
Description of drawings
Fig. 1 is the slag scraping mechanism structural representation.
Front view when Fig. 2 moves for slag scraping mechanism.
Vertical view when Fig. 3 moves for slag scraping mechanism.
Left view when Fig. 4 moves for slag scraping mechanism.
Front view when Fig. 5 strides across the difficult outstanding slag of removing of furnace bottom for slag scraping mechanism.
Among the figure: part 1 is the partition wall in the heating-furnace, and part 2 is a steel billet, and part 3 is a slag, and part 4 is a furnace bottom, and part 5 is a water sealed tank, and part 6 is a slag scraping mechanism, and part 7 is the slag counterweight; Part 8 is a scum board, and part 9 is the counterweight groove, and part 10 is a connector, and part 11 is a fixed head.
The specific embodiment
Below in conjunction with accompanying drawing, specific embodiments of the invention is described further:
Referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, during ordinary production, steel billet 2 is placed on the furnace bottom 4 and moves from right to left, and the scum board 8 in the slag scraping mechanism 6 is fixed on the stove internal partition wall 1 through connector 10 and fixed head 11; When furnace bottom 4 during to left movement; Be scattered in furnace bottom 4 cofree slags 3 also along with furnace bottom 4 together to left movement; Slag scraping mechanism 6 is static through fixing with the horizontal direction of stove internal partition wall 1; When slag 3 ran to slag scraping mechanism 6 fronts, scum board 8 stoped slag 3 to be tackled slag 3 with the motion of furnace bottom 4, and forms the thrust to slag 3 because of the further rotation of furnace bottom 4.Wedge angle A in the middle of the scum board 8 makes scum board 8 push away the slag of piling up 3 gradually and drops down onto water sealed tank 5, thereby realizes scraping automatically slag.Residual more when the furnace bottom dregs, the dreg scraping force degree is scraped the slag effect when undesirable inadequately, and the weight that reduces the size of wedge angle A or increase slag counterweight 7 is scraped slag efficient with raising.
Referring to Fig. 1 and Fig. 5, scum board 8 is certain angle of inclination B with vertical direction, and scum board 8 is provided with counterweight groove 9.When chance in furnace bottom 4 rotation processes invades the slag 3 in its pours; The counter-force of 3 pairs of scum boards 8 of slag will increase, and when counter-force acquired a certain degree, the component that makes progress pushed away (shown in arrow among Fig. 5) to slag scraping mechanism 6 along the vertical direction of partition wall 1 on the whole; To stride across this slag 3; The pours of protection furnace bottom 4, after this slag 3 moved slag scraping mechanism 6, slag scraping mechanism 6 automatic whereabouts were adjacent to furnace bottom 4 and continue to scrape slag.When angle of inclination B is more little, the load of counterweight groove 9 is heavy more, and the dreg scraping force degree of scum board 8 is big more, otherwise more little, the load that the size through regulating angle of inclination B and counterweight groove 9 are interior, the rising thrust of regulating the dreg scraping force and the slag scraping mechanism 6 of scum board 8.
Claims (6)
1. the automatic slag scraping mechanism of a heating furnace is characterized in that: said slag scraping mechanism (6) comprises the scum board (8) that is arranged in the heating furnace, and (4) directly contact at the bottom of the rotatable stove of this scum board (8) and said heating furnace; Said heating furnace is a rotary heating furnace, and said scum board (8) is arranged on the partition wall (1) in the rotary heating furnace; Said scum board (8) is the wedge angle setting in face of the rotation direction of furnace bottom (4).
2. slag scraping mechanism as claimed in claim 1 is characterized in that: said scum board (8) wedge angle A size is 30 °～150 °; Also be provided with counterweight groove (9) on the said scum board (8).
3. slag scraping mechanism as claimed in claim 2 is characterized in that: said scum board (8) is obliquely installed on the partition wall (1) in stove.
4. slag scraping mechanism as claimed in claim 3 is characterized in that: said scum board (8) forms an angle of inclination B with the vertical direction of said partition wall (1), and said angle of inclination B is an acute angle.
5. like claim 1,2,3 or 4 described slag scraping mechanisms, it is characterized in that: said slag scraping mechanism (6) also comprises connector (10) and fixed head (11), and scum board (8) is fixed on the fixed head (11) through connector (10); Wherein fixed head (11) is a T type fixed head, and this T type fixed head (11) is that the partition wall (1) that faces in the stove passes through the gap between partition wall in twos arranged side by side, and fixed head (11) head laterally is close on partition wall (1) wall.
6. like the slag method of scraping of each described slag scraping mechanism of claim 1～5; It is characterized in that: when rotate (4) at the bottom of the heating-furnace; Said slag scraping mechanism and furnace bottom (4) produce relative displacement, scum board (8) the slag (3) of (4) at the bottom of the heating-furnace in the sealing groove (5) of falling into heating furnace is pushed in both sides; When the slag (3) of (4) at the bottom of the heating-furnace embeds or is bonded on the bottom refractory; Said slag (3) is along with furnace bottom (4) rotates contact scum board (8); Slag scraping mechanism (6) moves up along the partition wall in the heating furnace (1), and scum board (8) strides across said slag (3), and furnace bottom (4) is rotated further; Slag scraping mechanism (6) moves down along the partition wall in the heating furnace (1), finally directly contacts with furnace bottom (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101911167A CN101672579B (en) | 2009-10-14 | 2009-10-14 | Automatic slag-removal mechanism of heating furnace and slag-removal method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101911167A CN101672579B (en) | 2009-10-14 | 2009-10-14 | Automatic slag-removal mechanism of heating furnace and slag-removal method thereof |
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| Publication Number | Publication Date |
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| CN101672579A CN101672579A (en) | 2010-03-17 |
| CN101672579B true CN101672579B (en) | 2012-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009101911167A Active CN101672579B (en) | 2009-10-14 | 2009-10-14 | Automatic slag-removal mechanism of heating furnace and slag-removal method thereof |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108398029A (en) * | 2018-05-02 | 2018-08-14 | 上海轩鼎冶金科技有限公司 | A kind of Industrial Stoves |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2217178Y (en) * | 1994-06-15 | 1996-01-10 | 齐业璋 | Clinker removing machine with double line heavy duty frame chain |
| CN2235556Y (en) * | 1995-09-13 | 1996-09-18 | 冶金工业部重庆钢铁设计研究院 | Annular furnace water-tight trough clinker remover |
| CN2888385Y (en) * | 2006-05-09 | 2007-04-11 | 中冶南方工程技术有限公司 | Slag scraper for oxygen gun |
| CN201368677Y (en) * | 2008-09-19 | 2009-12-23 | 重庆赛迪工业炉有限公司 | Scum board mechanism |
-
2009
- 2009-10-14 CN CN2009101911167A patent/CN101672579B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2217178Y (en) * | 1994-06-15 | 1996-01-10 | 齐业璋 | Clinker removing machine with double line heavy duty frame chain |
| CN2235556Y (en) * | 1995-09-13 | 1996-09-18 | 冶金工业部重庆钢铁设计研究院 | Annular furnace water-tight trough clinker remover |
| CN2888385Y (en) * | 2006-05-09 | 2007-04-11 | 中冶南方工程技术有限公司 | Slag scraper for oxygen gun |
| CN201368677Y (en) * | 2008-09-19 | 2009-12-23 | 重庆赛迪工业炉有限公司 | Scum board mechanism |
Non-Patent Citations (1)
| Title |
|---|
| JP昭60-83768A 1985.05.13 |
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| CN101672579A (en) | 2010-03-17 |
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