CN110358885A - A kind of steel and iron manufacturing molten iron preprocessing unit and its processing method - Google Patents
A kind of steel and iron manufacturing molten iron preprocessing unit and its processing method Download PDFInfo
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- CN110358885A CN110358885A CN201910781568.4A CN201910781568A CN110358885A CN 110358885 A CN110358885 A CN 110358885A CN 201910781568 A CN201910781568 A CN 201910781568A CN 110358885 A CN110358885 A CN 110358885A
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- agitating shaft
- molten iron
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- steel
- motor
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C1/00—Refining of pig-iron; Cast iron
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- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a kind of steel and iron manufacturing molten iron preprocessing unit and its processing methods, including apparatus main body and upper cover, the top of apparatus main body is covered on described, the inside of described device main body offers pretreatment chamber, the upper surface middle position of the upper cover is fixedly connected with motor, the output end of the motor is connected with the first agitating shaft, by being rotatably connected to the second agitating shaft and third agitating shaft in upper cover bottom surface, the rotation of the first agitating shaft of motor driven, first agitating shaft respectively with after the second agitating shaft between third agitating shaft by transmission V belt translation, this kind design, the rotation that a motor 13 drives two agitating shafts can be achieved, realize stirring, reduce the cost of production equipment, the mixed effect of intermixture and molten iron is improved simultaneously.
Description
Technical field
The present invention relates to electroslag remelting technique field, specially a kind of steel and iron manufacturing molten iron preprocessing unit and its processing
Method.
Background technique
Molten iron into converter before being smelted, to remove certain harmful components or recycling the processing of certain beneficiating ingredient
Process, molten iron pretreatment be in principle not in the case where external heat source, using in active material in reactant and molten iron to de-
Except element carries out fast reaction, stable slag phase is formed and the process that separates with molten iron, existing molten iron preprocessing unit can not
By certain harmful components or the processing that is timely separated of certain beneficiating ingredient in molten iron after reaction.Now need one kind can
Quickly by the device of certain harmful components or the separation of certain beneficiating ingredient in molten iron.
Summary of the invention
To achieve the above object, the invention provides the following technical scheme: a kind of steel and iron manufacturing molten iron preprocessing unit, packet
Include apparatus main body and upper cover, it is described on be covered on the top of apparatus main body, the inside of described device main body offers pretreatment chamber,
The upper surface middle position of the upper cover is fixedly connected with motor, and the output end of the motor is connected with the first agitating shaft, is located at
The second agitating shaft and third agitating shaft are provided on the upper lid of first agitating shaft two sides, second agitating shaft and third are stirred
It mixes contact position between axis and upper cover and is provided with bearing block, be provided with multiple stirrings on second agitating shaft and third agitating shaft
Leaf, the first agitating shaft fixing sleeve are set there are two wheel case, are arranged with and are located on the first agitating shaft on second agitating shaft
The wheel case of side is corresponding, is provided with transmission belt between two wheel cases, and fixing sleeve, which is equipped with, on the third agitating shaft is located at the first agitating shaft
The wheel case of lower section is corresponding, is provided with transmission belt between two wheel cases, feed inlet is offered on the upper lid, is arranged on the feed inlet
There is feed hopper, the side upper end of described device main body offers dosing mouth, the described device body side below dosing mouth
Grout outlet is offered, the bottom surface of the pretreatment chamber offers two precipitation tanks, and two precipitation tanks are located at the second agitating shaft
With the lower section of third agitating shaft, the bottom surface of the precipitation tank offers slag notch, and suction pump is provided in the slag notch, described
Suction pump is connected with residue outlet.
Preferably, the bottom surface Corner Strapped of described device main body is connected with supporting leg.
Preferably, the dosing mouth is connected with grug transportation tube, and the other end of the grug transportation tube is connected with air blower, the loading
The upper surface of pipe is provided with drug bucket.
Preferably, the precipitation tank is pyramidal structure.
Preferably, the model NMRV of the motor.
A kind of steel and iron manufacturing molten iron pretreatment method, which comprises the following steps:
A. molten iron is entered into pretreatment chamber by feed inlet, drug bucket is added in additive, air blower is to the medicament inside grug transportation tube
It carries out evenly dispersed being sprinkled into pretreatment chamber；
B. start motor, motor drives the rotation of the first agitating shaft, and the first agitating shaft drives the second agitating shaft and third to stir respectively
The rotation of axis realizes the stirring to internal molten iron, so that molten iron is sufficiently mixed with adding medicine；
C. after the completion of mixing, in precipitation tank, the sediment in slag notch is discharged suction pump work precipitate.
Compared with prior art, the beneficial effects of the present invention are:
1. this steel and iron manufacturing molten iron preprocessing unit, by being rotatably connected to the second agitating shaft and third stirring in upper cover bottom surface
Axis, the first agitating shaft of motor driven rotation, the first agitating shaft respectively with pass through biography between third agitating shaft after the second agitating shaft
Dynamic V belt translation, it can be achieved that a motor 13 drives the rotation of two agitating shafts, realization stirring reduces production equipment for this kind design
Cost, while improving the mixed effect of intermixture and molten iron.
2. this steel and iron manufacturing molten iron preprocessing unit, by opening up in the bottom surface of pretreatment chamber, there are two stir with second
Axis, the corresponding precipitation tank of third agitating shaft, precipitating groove bottom open up slag notch, this kind design, the sediment that molten iron processing generates
Matter enters slag notch, and the suction pump 5 in slag notch 4 can exclude sediment.
Detailed description of the invention
Fig. 1 is a kind of steel and iron manufacturing molten iron preprocessing unit overall structure figure of the invention.
In figure: 1, apparatus main body；2, upper cover；3, chamber is pre-processed；4, slag notch；5, suction pump；6, residue outlet；7, it supports
Leg；8, the second agitating shaft；9, wheel case；10, feed inlet；11, feed hopper；12, bearing block；13, motor；14, the first agitating shaft；
15, the second agitating shaft；16, dosing mouth；17, grug transportation tube；18, drug bucket；19, air blower；20, grout outlet；21, precipitation tank.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, the present invention provides a kind of technical solution: a kind of steel and iron manufacturing molten iron preprocessing unit, including dress
Main body 1 and upper cover 2 are set, upper cover 2 is set to the top of apparatus main body 1, and the inside of apparatus main body 1 offers pretreatment chamber 3, upper cover 2
Upper surface middle position be fixedly connected with motor 13, the output end of motor 13 is connected with the first agitating shaft 14, stirs positioned at first
It mixes and is provided with the second agitating shaft 8 and third agitating shaft 15 in the upper cover 2 of 14 two sides of axis, the second agitating shaft 8 and third agitating shaft 15
Contact position is provided with bearing block 12 between upper cover 2, is provided with multiple paddles on the second agitating shaft 8 and third agitating shaft 15,
First agitating shaft, 14 fixing sleeve is set there are two wheel case 9, is arranged on the second agitating shaft 8 and the wheel that is located at 14 top of the first agitating shaft
Set 9 is corresponding, is provided with transmission belt between two wheel cases 9, and fixing sleeve, which is equipped with, on third agitating shaft 15 is located at 14 lower section of the first agitating shaft
Wheel case 9 it is corresponding, be provided with transmission belt between two wheel cases 9, feed inlet 10 offered in upper cover 2, be provided on feed inlet 10 into
The side upper end of hopper 11, apparatus main body 1 offers dosing mouth 16, and 1 side of apparatus main body positioned at 16 lower section of dosing mouth opens up
There is a grout outlet 20, the bottom surface of pretreatment chamber 3 offers two precipitation tanks 21, and two precipitation tanks 21 are located at the second agitating shaft 8 and the
The lower section of three agitating shafts 15, the bottom surface of precipitation tank 21 offer slag notch 4, and suction pump 5 is provided in slag notch 4, and suction pump 5 connects
It is connected to residue outlet 6, the bottom surface Corner Strapped of apparatus main body 1 is connected with supporting leg, and dosing mouth 16 is connected with grug transportation tube 17, grug transportation tube
17 other end is connected with air blower 19, and the upper surface of grug transportation tube 17 is provided with drug bucket 18, and precipitation tank 21 is pyramidal structure, motor
13 model NMRV.
A kind of steel and iron manufacturing molten iron pretreatment method, which comprises the following steps:
A. molten iron is entered into pretreatment chamber 3 by feed inlet 10, drug bucket 18 is added in additive, air blower 19 is in grug transportation tube 16
The medicament in portion carries out evenly dispersed being sprinkled into and pre-processes chamber 3；
B. start motor 13, motor 13 drives the rotation of the first agitating shaft 14, and the first agitating shaft 14 drives 8 He of the second agitating shaft respectively
The rotation of third agitating shaft 15 realizes the stirring to internal molten iron, so that molten iron is sufficiently mixed with adding medicine；
C. after the completion of mixing, in precipitation tank 21, the sediment in slag notch 4 is discharged the work of suction pump 5 precipitate.
Working principle: in use, by being rotatably connected to the second agitating shaft 8 and third agitating shaft 15 in 2 bottom surface of upper cover, electricity
Machine 13 drive the first agitating shaft 14 rotation, the first agitating shaft 14 respectively with after the second agitating shaft between 5 and third agitating shaft 15 lead to
Transmission V belt translation is crossed, it can be achieved that a motor 13 drives the rotation of two agitating shafts, realization stirring reduces production for this kind design
The cost of equipment, while improving the mixed effect of intermixture and molten iron, by opening up in the bottom surface of pretreatment chamber 3, there are two with the
Two agitating shafts 8, the corresponding precipitation tank 21 of third agitating shaft 15,21 bottom surface of precipitation tank open up slag notch 4, this kind designs, at molten iron
The deposit that reason generates enters slag notch 4, and the suction pump 5 in slag notch 4 can exclude sediment.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (6)
1. a kind of steel and iron manufacturing molten iron preprocessing unit, including apparatus main body (1) and upper cover (2), which is characterized in that on described
The top that (2) are set to apparatus main body (1) is covered, the inside of described device main body (1) offers pretreatment chamber (3), the upper cover (2)
Upper surface middle position be fixedly connected with motor (13), the output end of the motor (13) is connected with the first agitating shaft (14),
The second agitating shaft (8) and third agitating shaft (15) are provided in the upper cover (2) of the first agitating shaft (14) two sides, it is described
Contact position is provided with bearing block (12) between second agitating shaft (8) and third agitating shaft (15) and upper cover (2), second stirring
It is provided with multiple paddles on axis (8) and third agitating shaft (15), the first agitating shaft (14) fixing sleeve sets that there are two wheel cases
(9), two wheel cases (9) corresponding with wheel case (9) being located above the first agitating shaft (14) are arranged on second agitating shaft (8)
Between be provided with transmission belt, on the third agitating shaft (15) fixing sleeve be equipped be located at the first agitating shaft (14) below wheel case
(9) corresponding, it is provided with transmission belt between two wheel cases (9), offers feed inlet (10), the feed inlet on the upper cover (2)
(10) it is provided on feed hopper (11), the side upper end of described device main body (1) offers dosing mouth (16), is located at dosing mouth
(16) described device main body (1) side below offers grout outlet (20), and it is heavy that the bottom surface of pretreatment chamber (3) offers two
Shallow lake slot (21), two precipitation tanks (21) are located at the lower section of the second agitating shaft (8) and third agitating shaft (15), the precipitating
The bottom surface of slot (21) offers slag notch (4), is provided with suction pump (5) in the slag notch (4), suction pump (5) connection
There are residue outlet (6).
2. a kind of steel and iron manufacturing molten iron preprocessing unit according to claim 1, which is characterized in that described device main body
(1) bottom surface Corner Strapped is connected with supporting leg.
3. a kind of steel and iron manufacturing molten iron preprocessing unit according to claim 1, which is characterized in that the dosing mouth
(16) it is connected with grug transportation tube (17), the other end of the grug transportation tube (17) is connected with air blower (19), the grug transportation tube (17)
Upper surface is provided with drug bucket (18).
4. a kind of steel and iron manufacturing molten iron preprocessing unit according to claim 1, which is characterized in that the precipitation tank
It (21) is pyramidal structure.
5. a kind of steel and iron manufacturing molten iron preprocessing unit according to claim 1, which is characterized in that the motor (13)
Model NMRV.
6. a kind of steel and iron manufacturing molten iron pretreatment method, which comprises the following steps:
A. molten iron is entered into pretreatment chamber (3) by feed inlet (10), drug bucket (18) is added in additive, air blower (19) is to defeated
The internal medicament of pencil (16) carries out evenly dispersed being sprinkled into and pre-processes chamber (3)；
B. start motor (13), motor (13) drives the first agitating shaft (14) rotation, and the first agitating shaft (14) drives second respectively
The stirring to internal molten iron is realized in the rotation of agitating shaft (8) and third agitating shaft (15), so that molten iron and adding medicine are sufficiently mixed
It closes；
C. after the completion of mixing, in precipitation tank (21), suction pump (5) works the sediment in slag notch (4) precipitate
Discharge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910781568.4A CN110358885A (en) | 2019-08-23 | 2019-08-23 | A kind of steel and iron manufacturing molten iron preprocessing unit and its processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910781568.4A CN110358885A (en) | 2019-08-23 | 2019-08-23 | A kind of steel and iron manufacturing molten iron preprocessing unit and its processing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110358885A true CN110358885A (en) | 2019-10-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910781568.4A Pending CN110358885A (en) | 2019-08-23 | 2019-08-23 | A kind of steel and iron manufacturing molten iron preprocessing unit and its processing method |
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| CN (1) | CN110358885A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202770248U (en) * | 2012-09-18 | 2013-03-06 | 莱芜钢铁集团有限公司 | Molted iron stirrer |
| CN206646135U (en) * | 2017-04-25 | 2017-11-17 | 唐山国丰钢铁有限公司 | Steel and iron manufacturing molten iron preprocessing unit |
| CN107723416A (en) * | 2017-11-15 | 2018-02-23 | 钢铁研究总院 | A kind of ladle rotation spray gun dephosphorization apparatus |
| CN207552366U (en) * | 2017-11-29 | 2018-06-29 | 湛江市霞山区生产力促进中心 | A kind of steel and iron manufacturing molten iron preprocessing unit |
| KR20190013066A (en) * | 2017-07-31 | 2019-02-11 | 주식회사 포스코 | Refining apparatus for molten metal and method thereof |
-
2019
- 2019-08-23 CN CN201910781568.4A patent/CN110358885A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202770248U (en) * | 2012-09-18 | 2013-03-06 | 莱芜钢铁集团有限公司 | Molted iron stirrer |
| CN206646135U (en) * | 2017-04-25 | 2017-11-17 | 唐山国丰钢铁有限公司 | Steel and iron manufacturing molten iron preprocessing unit |
| KR20190013066A (en) * | 2017-07-31 | 2019-02-11 | 주식회사 포스코 | Refining apparatus for molten metal and method thereof |
| CN107723416A (en) * | 2017-11-15 | 2018-02-23 | 钢铁研究总院 | A kind of ladle rotation spray gun dephosphorization apparatus |
| CN207552366U (en) * | 2017-11-29 | 2018-06-29 | 湛江市霞山区生产力促进中心 | A kind of steel and iron manufacturing molten iron preprocessing unit |
Non-Patent Citations (1)
| Title |
|---|
| 陈建斌: "《炉外处理》", 31 October 2008, 冶金工业出版社 * |
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Application publication date: 20191022 |