CN105108124A - Ladle with slag removing function - Google Patents
Ladle with slag removing function Download PDFInfo
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- CN105108124A CN105108124A CN201510515365.2A CN201510515365A CN105108124A CN 105108124 A CN105108124 A CN 105108124A CN 201510515365 A CN201510515365 A CN 201510515365A CN 105108124 A CN105108124 A CN 105108124A
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- ladle
- molten iron
- slag
- liquid outlet
- slag removing
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Abstract
The invention belongs to the field of processing of molten slag of molten iron or molten steel, and particularly discloses a ladle with the slag removing function. The ladle comprises a ladle body with a liquid outlet in the bottom. The ladle body is in a funnel shape. The ladle further comprises an upper-layer slag removing unit, a lower-layer slag removing unit and a machine frame. The upper-layer slag removing unit comprises a fireproof ball, a supporting rod and a filtering hopper. The fireproof ball is tangential with the liquid outlet. The fireproof ball and the filtering hopper are fixed to the supporting rod. The fireproof ball is located below the filtering hopper. The lower-layer slag removing unit comprises a molten iron channel and a molten slag trough. The aperture of one end of the molten iron channel is larger than that of the liquid outlet. The liquid outlet is inserted into the molten iron channel. The end wall of the other end of the molten iron channel is in mortise joint with the end wall of the molten slag trough. The molten iron channel and the ladle body are detachably fixed to the machine frame. Compared with a traditional ladle, the molten slag on the surface and at the bottom of the ladle can be effectively removed without other slag removing devices.
Description
Technical field
The invention belongs to the process field of melting slag of molten iron or molten steel, particularly relate to a kind of ladle with slag removing function.
Background technology
Direct casting, is called for short continuous casting, and molten iron is in ladle after desulfurization process, enter tundish, then from tundish, constantly pass through water mold, pull straight from crystallizer lower exit port after the duricrust that congeals into, through water-spraying control, after all solidifying, be cut into the casting technique of blank.Compared with casting with usual ingot iron, continuous casting process can increase recovery rate of iron, and energy economize energy, improve slab quality, so extensively used by smelter.
The liquid outlet of ladle is located at the bottom of ladle usually, guarantees that the molten iron in ladle all enters in tundish as far as possible, increases the molten iron utilization rate in ladle.When desulfurization, close the liquid outlet of ladle, then in ladle, add iron melt desulfurizing agent, stir, after desulfurization process completes, then open the liquid outlet of ladle, molten iron then enters in tundish from ladle.But, in sweetening process, often produce and a large amount of melt slag.What part proportion was little melts slag, then can float on molten iron surface, then adopts special slag removal equipment will melt slag removal by artificial; Part is heavy melts slag, then can be deposited on the bottom of ladle, has certain viscosity owing to melting slag, then easily after long-term use is blocked by the liquid outlet of ladle, and molten iron cannot enter in tundish in time, and causing cannot direct casting.
So, must carry out except Slag treatment molten iron.Existing slag removal equipment has obvious shortcoming: on the one hand, special slag removal equipment complex structure, and such as publication No. is the patent of CN104399964A, although can remove molten iron surface melt slag, complex structure, involve great expense, be not suitable for medium-sized and small enterprises.On the other hand, heavyly melt slag, because amount is not too many, usually do not process, thus cause melting slag blocking liquid outlet, or be mixed in molten iron, reduce the quality of molten iron.
In sum, a kind of device melting slag that can remove ladle surface and bottom is badly in need of.
Summary of the invention
Object of the present invention is providing a kind of ladle with slag removing function, with remove ladle surface and bottom melt slag.
In order to achieve the above object, base case of the present invention is: the ladle of band slag removing function, and comprise the ladle body that bottom is provided with liquid outlet, wherein, described ladle body is infundibulate; Also comprise:
Upper strata slagging-off unit; Described upper strata slagging-off unit comprises flame-proof sphere, pole and pan, and liquid outlet can seal by described flame-proof sphere, and described flame-proof sphere and pan are all fixed on pole, and described flame-proof sphere is positioned at the below of pan;
Lower floor's slagging-off unit; Described lower floor slagging-off unit comprises molten iron passage and melts slag chute, and the aperture of described molten iron passage end is greater than the aperture of liquid outlet, and described liquid outlet inserts in molten iron passage, end wall and the end wall joggle melting slag chute of the other end,
Frame; Described molten iron passage and ladle body is all dismountable is fixed in frame.
The principle of this base case is: upper strata slagging-off unit melts slag for what remove ladle upper strata, and lower floor's slagging-off unit melts slag for what remove ladle lower floor.By clogging for flame-proof sphere liquid outlet, liquid outlet is made to be in sealing state.After the desulfurizing iron process in ladle body, what proportion was little melt slag condenses and floats on molten iron surface, heavyly melts the bottom that slag is then deposited in ladle body.When after precipitation a period of time, upwards mention flame-proof sphere, now liquid outlet is in conducting state.First the slag that melts being sunken to ladle body bottom portion is then entered into by molten iron passage and melts in slag chute.Subsequently, molten iron also enters into and melts in slag chute, impacts melting slag chute, makes to melt slag chute and molten iron channel separation.Melt slag along with the bottom of melting slag chute and be sunken to tundish, molten iron is then entered in tundish by molten iron passage.Slag chute will be melted take out in tundish, then can be separated melting slag with molten iron.Meanwhile, the slag that melts in molten iron upper strata is also pulled out by pan.
The beneficial effect of this base case is: ladle body is infundibulate, and flame-proof sphere is tangent with it can well seal its liquid outlet, and, flame-proof sphere is spheroid, relative to rectangle or irregular figure, while satisfied sealing liquid outlet, when mentioning flame-proof sphere, be more prone to.Relative to plain gauze, there is certain barrier effect the both sides of pan to melting slag, avoid melting slag and flow away from the gap of filter screen and ladle body.The aperture of molten iron passage end is greater than the aperture of liquid outlet, and described liquid outlet inserts in molten iron passage, and so design can pull down molten iron passage easily.Molten iron passage and ladle body is all dismountable is fixed in frame, will melt slag chute and take out from tundish, after again good with molten iron passage joggle, again be arranged in frame by molten iron passage, easy to operate.Compared with traditional tundish, without the need to separately establishing other slag removal equipment, what effectively can remove ladle surface and bottom melts slag, and, melt slag chute and effectively reduce by changing and melt slag in molten iron, melt slag after Long-Time Service can be avoided and block liquid outlet.
Scheme two: based on this, scheme is preferred, described in melt slag chute end wall be provided with tenon, the end wall of described molten iron passage is provided with mortise, described tenon and mortise interference fit.The tenon of interference fit and mortise just can make to melt slag chute and molten iron passage is fixed more firm.Because the temperature of molten iron is higher, can expand after tenon and mortise are heated, when being subject to the impact of molten iron, melting slag chute and be also separated than being easier to molten iron passage.
Scheme three: based on this, scheme is preferred, described in melt slag chute end wall be provided with mortise, the end wall of described molten iron passage is provided with tenon, described tenon and mortise interference fit.The tenon of interference fit and mortise just can make to melt slag chute and molten iron passage is fixed more firm.Because the temperature of molten iron is higher, can expand after tenon and mortise are heated, when being subject to the impact of molten iron, melting slag chute and be also separated than being easier to molten iron passage.Usually can arrange less than molten iron passage owing to melting slag chute, mortise is located at and melts in slag chute, and when entering molten iron in mortise, cleaning can be relatively convenient.
Scheme four: this is the preferred of scheme two or scheme three, described in melt slag chute be go to the bottom to be greater than the trapezoidal of upper base.When melting slag chute and molten iron channel separation, melting slag chute when falling into the bottom of tundish, melting slag chute and not easily overturn, effectively avoid the slag that melts melted in slag chute and pour in tundish.
Scheme five: this is the preferred of scheme four, and described pole is provided with lever.Lever is convenient to operation human users's pole.
Scheme six: this is the preferred of scheme five, also comprises the floating rule parallel with pole, and described floating rule is fixed on flame-proof sphere, and is arranged in molten iron passage.Floating rule is parallel with pole, then illustrate that floating rule and pole be not on same straight line, now compresses flame-proof sphere and rotate pole, i.e. rotatable flame-proof sphere, and drive floating rule to rotate, and can effectively strike off to be bonded to melt slag in molten iron passage, avoids melting slag and blocks molten iron passage.
Scheme seven: this is the preferred of scheme five, comprises puddler, described puddler is fixed on pole.Now rotate pole, then puddler can be driven to rotate.When this design is mainly in order to carry out vulcanizing treatment to molten iron, iron melt desulfurizing agent is contacted more uniformly with molten iron, to guarantee that melting slag melts to greatest extent.
Accompanying drawing explanation
Fig. 1 is the structural representation of the ladle embodiment 1 of band slag removing function of the present invention;
Fig. 2 is the structural representation of the ladle embodiment 1 of band slag removing function of the present invention.
Detailed description of the invention
Below by detailed description of the invention, the present invention is further detailed explanation:
Reference numeral in Figure of description comprises: ladle body 10, liquid outlet 11, flame-proof sphere 20, pole 21, and pan 22 holds ring 23, floating rule 24, puddler 25, and molten iron passage 30 melts slag chute 31, tundish 40, melts slag 50, molten iron 60.
Embodiment 1
As shown in Figure 1 and Figure 2, the ladle of band slag removing function, comprises frame, ladle body 10 that bottom is provided with liquid outlet 11, upper strata slagging-off unit and lower floor's slagging-off unit.Wherein, ladle body 10 is infundibulate.Upper strata slagging-off unit comprises flame-proof sphere 20, pole 21 and pan 22, and flame-proof sphere 20 is tangent with liquid outlet 11, and flame-proof sphere 20 and pan 22 are all welded on pole 21, and flame-proof sphere 20 is positioned at the below of pan 22.In addition, upper being also welded with of pole 21 holds ring 23, puddler 25 and floating rule 24, and hold the upper end that ring 23 is welded on pole 21, puddler 25 is between flame-proof sphere 20 and pan 22.Floating rule 24 is welded on the lower end of flame-proof sphere 20, parallel with pole 21, and is arranged in molten iron passage 30.
Lower floor's slagging-off unit comprises molten iron passage 30 and melts slag chute 31, and the aperture of molten iron passage 30 upper end is greater than the aperture of liquid outlet 11, and liquid outlet 11 inserts in the upper end of molten iron passage 30.Melt slag chute 31 for short trapezoidal of bottom side length top margin, the upper end wall of melting slag chute 31 is processed with tenon, and the lower end wall of molten iron passage 30 is processed with mortise, tenon and mortise interference fit, the frictional force produced each other is fixed on the lower end of molten iron passage 30 by melting slag chute 31.Molten iron passage 30 and ladle body 10 are all arranged in frame by bolt is dismountable.
During specific works, by clogging for flame-proof sphere 20 liquid outlet 11, liquid outlet 11 is made to be in sealing state.In ladle body 10, add iron melt desulfurizing agent, rotate pole 21 while compressing flame-proof sphere 20 downwards, iron melt desulfurizing agent is fully mixed with molten iron 60, to strengthen desulfurized effect.Wait for a period of time quietly, what proportion was little melt slag 50 condenses and floats on molten iron surface, heavyly melts the bottom that slag 50 is deposited in ladle body 10.When after precipitation a period of time, hold ring 23, upwards mention flame-proof sphere 20, now liquid outlet 11 is in conducting state.First the slag 50 that melts be sunken to bottom ladle body 11 is entered into by molten iron passage 30 and melts in slag chute 31.Subsequently, molten iron 60 also enters into and melts in slag chute 31, impacts melting slag chute 31, makes to melt slag chute 31 and is separated with molten iron passage 30.Melt slag along with the bottom of melting slag chute 31 and be sunken to tundish 40, molten iron 60 is entered in tundish 40 by molten iron passage 30.Fetch the instruments such as gripper and will melt slag chute 31 from taking-up in tundish 40, then can be separated melting slag 50 with molten iron 60.Meanwhile, the slag 50 that melts in molten iron 60 upper strata is also pulled out by pan 22.
Embodiment 2
The difference of the present embodiment and embodiment 1 is, processes mortise, the lower end wall of molten iron passage 30 is processed with tenon, tenon and mortise interference fit by the upper end wall of melting slag chute 31.The benefit of this design is, melts slag chute 31 and usually can arrange less than molten iron passage 30, and mortise is located at and melts in slag chute 31, and when entering molten iron 60 in mortise, cleaning can be relatively convenient.
Above-described is only embodiments of the invention, and in scheme, the general knowledge such as known concrete structure and characteristic does not do too much description at this.Should be understood that; for a person skilled in the art, under the prerequisite not departing from structure of the present invention, some distortion and improvement can also be made; these also should be considered as protection scope of the present invention, and these all can not affect effect of the invention process and practical applicability.The protection domain that this application claims should be as the criterion with the content of its claim, and the detailed description of the invention in description etc. record the content that may be used for explaining claim.
Claims (7)
1. be with the ladle of slag removing function, comprise the ladle body that bottom is provided with liquid outlet, it is characterized in that, described ladle body is infundibulate; Also comprise:
Upper strata slagging-off unit; Described upper strata slagging-off unit comprises flame-proof sphere, pole and pan, and liquid outlet can seal by described flame-proof sphere, and described flame-proof sphere and pan are all fixed on pole, and described flame-proof sphere is positioned at the below of pan;
Lower floor's slagging-off unit; Described lower floor slagging-off unit comprises molten iron passage and melts slag chute, and described liquid outlet inserts in molten iron passage, the other end with melt slag chute joggle,
Frame; Described molten iron passage and ladle body is all dismountable is fixed in frame.
2. the ladle of band slag removing function as claimed in claim 1, is characterized in that, described in melt slag chute end wall be provided with tenon, the end wall of described molten iron passage is provided with mortise, described tenon and mortise interference fit.
3. the ladle of band slag removing function as claimed in claim 1, is characterized in that, described in melt slag chute end wall be provided with mortise, the end wall of described molten iron passage is provided with tenon, described tenon and mortise interference fit.
4. the ladle of as claimed in claim 2 or claim 3 band slag removing function, is characterized in that, described in melt slag chute and be greater than the trapezoidal of upper base in going to the bottom.
5. the ladle of band slag removing function as claimed in claim 4, it is characterized in that, described pole is provided with lever.
6. the ladle of band slag removing function as claimed in claim 5, it is characterized in that, also comprise the floating rule parallel with pole, described floating rule is fixed on flame-proof sphere, and is arranged in molten iron passage.
7. the ladle of band slag removing function as claimed in claim 5, it is characterized in that, also comprise puddler, described puddler is fixed on pole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510515365.2A CN105108124A (en) | 2015-08-21 | 2015-08-21 | Ladle with slag removing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510515365.2A CN105108124A (en) | 2015-08-21 | 2015-08-21 | Ladle with slag removing function |
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| Publication Number | Publication Date |
|---|---|
| CN105108124A true CN105108124A (en) | 2015-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510515365.2A Pending CN105108124A (en) | 2015-08-21 | 2015-08-21 | Ladle with slag removing function |
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| CN (1) | CN105108124A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109047707A (en) * | 2018-07-18 | 2018-12-21 | 浙江锋龙电气股份有限公司 | Mold for flywheel casting removal of impurities |
| CN112170824A (en) * | 2020-10-30 | 2021-01-05 | 张琪 | Tundish for molten steel casting |
-
2015
- 2015-08-21 CN CN201510515365.2A patent/CN105108124A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109047707A (en) * | 2018-07-18 | 2018-12-21 | 浙江锋龙电气股份有限公司 | Mold for flywheel casting removal of impurities |
| CN109047707B (en) * | 2018-07-18 | 2020-08-21 | 浙江锋龙电气股份有限公司 | A mould for flywheel casting edulcoration |
| CN112170824A (en) * | 2020-10-30 | 2021-01-05 | 张琪 | Tundish for molten steel casting |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151202 |