CN104070151A - Slag discharging device - Google Patents
Slag discharging device Download PDFInfo
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- CN104070151A CN104070151A CN201410281527.6A CN201410281527A CN104070151A CN 104070151 A CN104070151 A CN 104070151A CN 201410281527 A CN201410281527 A CN 201410281527A CN 104070151 A CN104070151 A CN 104070151A
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- heater
- scum pipe
- slag
- furnace
- draining device
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Abstract
The invention discloses a slag discharging device. The slag discharging device is applied to a foundry furnace. The foundry furnace comprises a furnace body, a liquid lifting pipe and a mould. One end of the liquid lifting pipe extends into the furnace body, and the other end of the liquid lifting pipe is connected with the mould. The slag discharging device comprises a slag discharging pipe and a collecting device, one end of the slag discharging pipe extends into the furnace body, and the other end of the slag discharging pipe is connected with the collecting device. The distance between the end portion of the slag discharging pipe inside the furnace body and the bottom of the furnace body is smaller than that between the end portion of the liquid lifting pipe and the bottom of the furnace body. The slag discharging device can effectively clean waste slag inside the foundry furnace.
Description
Technical field
The present invention relates to a kind of Casting Equipment field, specifically a kind of slag-draining device.
Background technology
Slag inclusion is one of three large defects of casting industry.Foundry furnace uses because of long-term, the impurity that molten metal is brought into constantly precipitates, in addition the refractory material of furnace wall also has part to be dissoluted and to sink to furnace bottom, skim at every turn and cause refractory material to come off to touching of fire door, furnace wall and furnace bottom, of a specified duration is cumulative, once foundry furnace adds after molten metal, above-mentioned impurity is half suspended state and is mixed in molten metal middle and lower part, produces slag inclusion in being cast into product in the time of cast article by stalk.Holding furnace is longer service time, and cast article slag inclusion ratio is larger.
Foundry furnace fire door is little, and foundry furnace inside is very large, also has frangible thermometric pottery protective sleeve in foundry furnace, even if Mechanical Method is cleared up residue under the blowing out state of cooling, very easily causes the shelling of refractory of bulk, thereby shortens converter life.Therefore in stove, cleaning is very difficult.So reduce slag inclusion, Improving The Quality of Products, in stove, cleaning is a very important factor.
Summary of the invention
For the deficiencies in the prior art, the object of this invention is to provide a kind of slag-draining device, this slag-draining device can effectively be cleared up the waste residue in foundry furnace.
For achieving the above object, the technology used in the present invention means are as follows: a kind of slag-draining device, and for foundry furnace.This foundry furnace comprises body of heater, stalk and mould.This stalk one end is stretched in this body of heater, other end connecting mold.This slag-draining device comprises scum pipe and collecting device, and this scum pipe one end is stretched in above-mentioned body of heater, and the other end connects collecting device.The distance that is positioned at the above-mentioned bottom of furnace body of above-mentioned scum pipe end distance of above-mentioned body of heater is less than the distance of the above-mentioned bottom of furnace body of above-mentioned stalk end distance.Above-mentioned slag-draining device, in the time carrying out deslagging, connects slag-draining device and foundry furnace, by pressure, the liquid in foundry furnace is entered to collecting device together with waste residue.Owing to being positioned at, the scum pipe end of this body of heater is very near apart from bottom of furnace body, and waste residue is deposited in bottom of furnace body mostly, is therefore conducive to the waste residue in body of heater to drain only.
Preferably, above-mentioned slag-draining device also comprises pressure apparatus, and this pressure apparatus can make generation negative pressure in above-mentioned scum pipe.Because above-mentioned pressure apparatus makes to produce negative pressure in above-mentioned scum pipe, can give liquid suction in body of heater, with compared with adding malleation in body of heater, the suction in this scum pipe is more conducive to scum pipe end waste residue around to suck.
Preferably, the above-mentioned scum pipe end that is positioned at above-mentioned body of heater is provided with disturbance device.More preferably, above-mentioned disturbance device comprises the blade of fan shape, and this blade can flow into above-mentioned scum pipe and the rotation upwards of this scum pipe week occurs along with liquid.Because the above-mentioned scum pipe end in above-mentioned body of heater is provided with disturbance device, can agitated liquid move, make waste residue more easily depart from bottom of furnace body, and then be discharged from.Because above-mentioned disturbance device comprises the blade of fan shape, can drive the disturbance device of fan-shaped to rotate by the power of liquid flow, and then liquid is produced and stirred.
Brief description of the drawings
Fig. 1 (a) is the partial sectional view schematic diagram of the foundry furnace 200 of the embodiment of the present invention;
Fig. 1 (b) is the partial sectional view schematic diagram that the slag-draining device 100 of the embodiment of the present invention connects body of heater 201.
Detailed description of the invention
As requested, will disclose the specific embodiment of the present invention here.But, should be understood that, disclosed embodiment is only exemplary of the present invention here, it can be presented as various forms.Therefore, here the detail disclosing is not considered to restrictive, and be only as the basis of claim and as for instructing those skilled in the art differently to apply representational basis of the present invention in any appropriate mode of reality, comprise employing disclosed various features in conjunction with the feature that may clearly not disclose here here.
As shown in Figure 1, the embodiment of the present invention is a kind of slag-draining device 100, for foundry furnace 200.Wherein, Fig. 1 (a) is the partial sectional view schematic diagram of foundry furnace 200 while installing stalk 202, and Fig. 1 (b) is the partial sectional view schematic diagram of body of heater 201 while installing slag-draining device 100.Foundry furnace 200 comprises body of heater 201, stalk 202 and mould (not shown).Stalk 202 one end are stretched in body of heater 201, other end connecting mold.Body of heater 201 internal memories are placed with the molten metal 203 of thawing, and molten metal 203 contains waste residue 204.The closer to body of heater 201 bottoms, waste residue more than 204.Slag-draining device 100 comprises scum pipe 101 and collecting device 102.In addition on collecting device 102, be also equiped with pressure apparatus 103, wherein pressure apparatus 103 is air exhauster.Scum pipe 101 one end are stretched in body of heater 201, and the other end connects collecting device 102.Scum pipe 101 bottoms that are positioned at body of heater 201 are less than the distance of stalk 202 bottoms apart from body of heater 201 bottoms apart from the distance of the bottom of body of heater 201, and the difference in height of scum pipe 101 bottoms and stalk 202 bottoms is H.The bottom of the interior scum pipe 101 of body of heater 201 is also provided with disturbance device 104.Disturbance device 104 comprises the blade of fan shape, and this blade can be inhaled into scum pipe 101 and occur along scum pipe 101 weeks rotation upwards along with molten metal 203.
In the time that foundry furnace 200 need to be got rid of body of heater 201 interior residual too much waste residue 204, scum pipe 101 is inserted in body of heater 201, and carry out encapsulation process at scum pipe 101 and body of heater 201 interfaces.One end that scum pipe 101 is exposed is communicated with collecting device 102, and both interfaces are carried out to encapsulation process.Opening pressure device 103, sucks collecting device 102 by the molten metal of the thawing in body of heater 201 203 together with waste residue 204.
The slag-draining device 100 of the present embodiment, because scum pipe 101 bottoms are very near apart from body of heater 201 bottoms, and waste residue 204 is deposited in body of heater 201 bottoms mostly, and therefore the slag-draining device of the present embodiment is more conducive to the waste residue in body of heater 201 204 to drain only.Owing to providing negative pressure with air exhauster, by scum pipe 101 by the molten metal in body of heater 201 203 together with waste residue 204 sucking-off bodies of heater 201, the suction of scum pipe 101 ports is more conducive to the waste residue 204 in disturbance body of heater 201, makes waste residue 204 easily be discharged from body of heater 201.Because scum pipe 101 ends are provided with disturbance device 104, blade on disturbance device 104 can rotate along with the mobile of molten metal 203, disturbance device 104 neither needs additionally to provide power, again the waste residue 204 in body of heater 201 is produced to the effect of stirring, made waste residue 204 easily depart from body of heater 201 and then be discharged from.
Technology contents of the present invention and technical characterstic have disclosed as above; but be appreciated that; under creative ideas of the present invention; those skilled in the art can make various changes and improve said structure and material; comprise here and to disclose separately or the combination of claimed technical characterictic, comprise significantly other combination of these features.These distortion and/or combination all fall in technical field involved in the present invention, and fall into the protection domain of the claims in the present invention.
Claims (4)
1. a slag-draining device, for foundry furnace, described foundry furnace comprises body of heater, stalk and mould, described stalk one end is stretched in described body of heater, described stalk other end connecting mold, described slag-draining device comprises scum pipe and collecting device, described scum pipe one end is stretched in described body of heater, the described scum pipe other end connects collecting device, and the distance that is positioned at the described bottom of furnace body of described scum pipe end distance of described body of heater is less than the distance of the described bottom of furnace body of described stalk end distance.
2. slag-draining device as claimed in claim 1, is characterized in that: described slag-draining device also comprises pressure apparatus, and described pressure apparatus can make generation negative pressure in described scum pipe.
3. slag-draining device as claimed in claim 1, is characterized in that: the described scum pipe end that is positioned at described body of heater is provided with disturbance device.
4. slag-draining device as claimed in claim 3, is characterized in that: described disturbance device comprises the blade of fan shape, and described blade can flow into described scum pipe and the rotation upwards of described scum pipe week occurs along with liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410281527.6A CN104070151B (en) | 2014-06-20 | 2014-06-20 | Slag discharging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410281527.6A CN104070151B (en) | 2014-06-20 | 2014-06-20 | Slag discharging device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104070151A true CN104070151A (en) | 2014-10-01 |
| CN104070151B CN104070151B (en) | 2017-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410281527.6A Active CN104070151B (en) | 2014-06-20 | 2014-06-20 | Slag discharging device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107914002A (en) * | 2017-11-27 | 2018-04-17 | 山西八达镁业有限公司 | A kind of equipment that refining slag is removed during magnesium alloy smelting |
Citations (5)
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| CN101890491A (en) * | 2010-08-04 | 2010-11-24 | 六和轻合金（昆山）有限公司 | Method for filtering and deslagging aluminum liquid in low pressure casting process |
| CN202081152U (en) * | 2011-03-23 | 2011-12-21 | 广西大学 | Flux jet device for removing impurities from molten aluminum |
| CN202804142U (en) * | 2012-09-29 | 2013-03-20 | 陈小苹 | Aluminum alloy hub low pressure casting equipment provided with purifying and impurity removing device |
| CN103785813A (en) * | 2014-01-07 | 2014-05-14 | 南通宏德机电有限公司 | Vacuum standing degassing and deslagging device of low-pressure casting heat-insulation furnace and deslagging method for vacuum standing degassing and deslagging device |
| CN203602690U (en) * | 2013-11-15 | 2014-05-21 | 攀枝花钢企欣宇化工有限公司 | Slag discharging and gas collection device of chlorination furnace |
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2014
- 2014-06-20 CN CN201410281527.6A patent/CN104070151B/en active Active
Patent Citations (5)
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| CN101890491A (en) * | 2010-08-04 | 2010-11-24 | 六和轻合金（昆山）有限公司 | Method for filtering and deslagging aluminum liquid in low pressure casting process |
| CN202081152U (en) * | 2011-03-23 | 2011-12-21 | 广西大学 | Flux jet device for removing impurities from molten aluminum |
| CN202804142U (en) * | 2012-09-29 | 2013-03-20 | 陈小苹 | Aluminum alloy hub low pressure casting equipment provided with purifying and impurity removing device |
| CN203602690U (en) * | 2013-11-15 | 2014-05-21 | 攀枝花钢企欣宇化工有限公司 | Slag discharging and gas collection device of chlorination furnace |
| CN103785813A (en) * | 2014-01-07 | 2014-05-14 | 南通宏德机电有限公司 | Vacuum standing degassing and deslagging device of low-pressure casting heat-insulation furnace and deslagging method for vacuum standing degassing and deslagging device |
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| 张琳: "《铸造机械》", 31 May 2013 * |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107914002A (en) * | 2017-11-27 | 2018-04-17 | 山西八达镁业有限公司 | A kind of equipment that refining slag is removed during magnesium alloy smelting |
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| Publication number | Publication date |
|---|---|
| CN104070151B (en) | 2017-01-11 |
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