CN114737106A - Preparation device and method of strontium-zirconium-barium-containing composite inoculant - Google Patents
Preparation device and method of strontium-zirconium-barium-containing composite inoculant Download PDFInfo
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- CN114737106A CN114737106A CN202210300504.XA CN202210300504A CN114737106A CN 114737106 A CN114737106 A CN 114737106A CN 202210300504 A CN202210300504 A CN 202210300504A CN 114737106 A CN114737106 A CN 114737106A
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/08—Making cast-iron alloys
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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
- C21C1/08—Manufacture of cast-iron
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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
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/0006—Adding metallic additives
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Compositions Of Oxide Ceramics (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The invention discloses a preparation device of a strontium-zirconium-barium-containing composite inoculant, which comprises an electric furnace; the top of the electric furnace is provided with a heating and stirring mechanism; the output end of the heating and stirring mechanism is connected with a straight rod, and the straight rod extends into the electric furnace and is provided with a cross rod; vertical heat conducting rods are mounted at the end portions of the two ends of the cross rod, and the distance between the end portions of the heat conducting rods and the bottom of the electric furnace is larger than the distance between the end portions of the straight rods and the bottom of the electric furnace. The straight rod, the cross rod and the heat conducting rod are connected through the motor arranged at the top of the electric furnace, so that heating, stirring and mixing treatment are facilitated, the sample injection pipeline arranged on the side surface of the electric furnace is connected with the weighing barrel, the plug rod and the leak pipe, so that the raw materials are weighed conveniently, and the preparation effect of the inoculant is ensured.
Description
Technical Field
The invention relates to the technical field of preparation of composite inoculants, in particular to a preparation device and a preparation method of a strontium-zirconium-barium-containing composite inoculant.
Background
The inoculant can promote graphitization, reduce chilling tendency, improve graphite morphology and distribution, increase eutectic cell number, refine matrix structure, and has good effect in a short time (about 5-8 minutes) after inoculation. Is mainly suitable for the general conditions or the late instantaneous inoculation of various conditions.
The preparation device of the strontium-zirconium-barium-containing composite inoculant in the prior art has the following disadvantages: the mixture can not be heated, stirred and mixed simultaneously, the raw materials are not convenient to be weighed independently, the preparation effect of the inoculant can not be ensured, and the stirring effect is poor.
Disclosure of Invention
The invention mainly aims to provide a preparation device and a preparation method of a strontium-zirconium-barium-containing composite inoculant, so as to solve the problem of poor stirring effect in the prior art.
In order to achieve the purpose, the invention adopts the technical scheme that:
a preparation device of a strontium-zirconium-barium-containing composite inoculant comprises an electric furnace; the top of the electric furnace is provided with a heating and stirring mechanism; the output end of the heating and stirring mechanism is connected with a straight rod which extends into the electric furnace; a cross rod is arranged on the straight rod; the end parts of the two ends of the cross rod are provided with vertical heat conducting rods; the distance between the end part of the heat conducting rod and the bottom of the electric furnace is larger than the distance between the end part of the straight rod and the bottom of the electric furnace.
Further, a sample introduction pipeline is arranged on the side wall of the electric furnace; and the sample introduction pipeline is provided with a plurality of weighing mechanisms for weighing the raw materials in the sample introduction process.
Furthermore, the weighing mechanism comprises a plug rod, scale marks, a weighing barrel and a leakage pipe; the leakage pipe is inserted at the top of the sample introduction pipeline; the top of the leakage pipe is fixedly connected with a weighing barrel; the surface of the weighing barrel is provided with scale marks, and the bottom of the weighing barrel is inserted with a plug rod; the plug rod is provided with a mass sensor for weighing the raw materials in the weighing barrel; the weighing bucket is made of transparent material.
Furthermore, a waste gas box is fixedly arranged on one side of the electric furnace at the top of the bottom plate; the pump body is installed at the top of exhaust gas case, and the output of the pump body is connected with the exhaust gas pipeline, and the one end that the exhaust gas pipeline kept away from the pump body is connected with the appearance pipeline.
Furthermore, a check valve is arranged between the waste gas pipeline and the sample injection pipeline.
Further, the diameter of the straight rod is larger than that of the heat conducting rod.
A preparation method of a strontium-zirconium-barium-containing composite inoculant comprises the following steps:
adding strontium, zirconium, barium and other solid raw materials into a weighing mechanism;
weighing strontium, zirconium, barium and other solid raw materials by a mass sensor in a weighing mechanism;
opening the plug rod, sequentially inputting the strontium, zirconium, barium and other solid raw materials weighed according to the proportion into a sample introduction pipeline, and introducing the raw materials into the electric furnace through the sample introduction pipeline;
after the raw materials are added, heating and melting are carried out through an electric furnace, and the molten liquid is stirred through a straight rod, a cross rod and a heat conducting rod in the heating and melting process;
and after the mixture is melted and stirred for a period of time, stopping heating the electric furnace, controlling the temperature by the heat conducting rod, and performing gradient cooling to obtain the composite inoculant.
Compared with the prior art, the invention has the following beneficial effects: according to the invention, the height between the end part of the heat conducting rod and the bottom of the electric furnace is set to be greater than the height between the end part of the straight rod and the bottom of the electric furnace, so that a connecting line of end points on two sides of the heat conducting rod and a connecting line of the lower end of the straight rod form a triangular structure, the stirring effect of the heat conducting rod and the straight rod can be submitted, and the phenomenon that the whole composite inoculant in the electric furnace is in a relatively static state during stirring when the three end points are at the same height, and the stirring is not uniform can be prevented.
Drawings
FIG. 1 is a schematic view of the overall structure of a device for preparing a composite inoculant containing strontium-zirconium-barium according to the present invention.
FIG. 2 is a schematic structural view of a heating and stirring mechanism of a device for preparing a strontium-zirconium-barium-containing composite inoculant according to the invention.
FIG. 3 is a schematic structural diagram of a weighing mechanism of a device for preparing a strontium-zirconium-barium-containing composite inoculant according to the invention.
Reference numerals: 1. a universal wheel; 2. a base plate; 3. an electric furnace; 4. a heating and stirring mechanism; 401. a motor; 402. a coupling; 403. a straight rod; 404. a cross bar; 405. a heat conducting rod; 5. a weighing mechanism; 501. a stopper rod; 502. weighing a barrel; 503. a leak pipe; 6. a sample introduction pipeline; 7. a check valve; 8. an exhaust gas conduit; 9. a pump body; 10. an exhaust gas tank.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1-3, a preparation device of a composite inoculant containing strontium-zirconium-barium comprises a bottom plate 2, a heating and stirring mechanism 4, an electric furnace 3 and a sample injection pipeline 6, wherein the electric furnace 3 is installed at the top of the bottom plate 2, the sample injection pipeline 6 is inserted into the side surface of the electric furnace 3, a discharge hole is formed in the bottom of the electric furnace 3, and the heating and stirring mechanism 4 is installed at the top of the electric furnace 3. The heating and stirring mechanism 4 comprises a motor 401, a coupler 402, a straight rod 403, a cross rod 404 and a heat conducting rod 405, the motor 401 is mounted at the top of the electric furnace 3, and the output end of the motor 401 is connected with the straight rod 403 through the coupler 402 and is used for driving the straight rod 403 to rotate; the straight rod 403 is welded with the cross rod 404, the end parts of the two ends of the cross rod 404 are fixedly connected with the heat conducting rod 405, the direction of the heat conducting rod 405 is consistent with that of the straight rod 403, and the heat conducting rod 405 can regulate the temperature of the prepared composite inoculant to prevent the quality of the composite inoculant from being influenced by overhigh or overlow temperature in the electric furnace 3.
Secondly, the cross rod 404 is installed on the upper portion of the bottom end of the straight rod 403, and the distance between the end portion of the heat conducting rod 405 and the bottom of the electric furnace 3 is greater than the distance between the end portion of the straight rod 403 and the bottom of the electric furnace 3, so that a connecting line of end points on two sides of the heat conducting rod 405 and a connecting line of the bottom end of the straight rod 403 form a triangular structure, the stirring effect of the heat conducting rod 405 and the straight rod 403 can be increased, and the problem of uneven stirring caused by the fact that the whole composite inoculant in the electric furnace 3 is in a relatively static state during stirring when the three end points are at the same height can be prevented. In other embodiments, the diameter of the straight rod 403 may be set larger than the diameter of the heat conducting rod 405, which may further improve the effect during stirring.
Wherein, the top of the sample introduction pipeline 6 is fixedly connected with weighing mechanisms 5 which are uniformly arranged; the raw materials are conveniently weighed by the weighing mechanism 5, and the preparation effect of the compound inoculant is ensured.
The weighing mechanism 5 specifically comprises a plug rod 501, a weighing barrel 502 and a leak pipe 503, the top of the sample inlet pipeline 6 is inserted with the leak pipes 503 which are uniformly arranged, the top of the leak pipe 503 is fixedly connected with the weighing barrel 502, and the bottom of the weighing barrel 502 is inserted with the plug rod 501; a mass sensor is arranged on the plug rod 501, and raw materials such as strontium, zirconium, barium and the like in the measuring barrel 502 can be weighed and displayed; the weighed raw materials are input into the sample inlet pipeline 6 through the leak pipe 503 after the plug rod 501 is opened, so that the strontium, the zirconium and the barium which are accurately weighed can be conveniently input into the electric furnace 3, and the preparation effect of the composite inoculant can be ensured.
A plurality of weighing mechanism 5 of top fixedly connected with of introduction pipeline 6, at least for 4, make things convenient for strontium, zirconium, barium and other raw materialss to advance the appearance respectively, simultaneously, introduction pipeline 6 inclines to 3 one side of electric stove, can make things convenient for the material in the weighing mechanism 5 to get into in the electric stove 3.
A check valve (not shown) is further installed at the bottom of the leak pipe 503 to prevent the gas in the preparation tank 3 from flowing back.
A waste gas tank 10 is fixedly installed on one side of the electric furnace 3 on the top of the bottom plate 2, a pump body 9 is installed on the top of the waste gas tank 10, the pump body 9 is connected with a waste gas pipeline 8, and one end, far away from the pump body 9, of the waste gas pipeline 8 is connected with the sample injection pipeline 6; the pump body 9 is used for extracting the waste gas generated in the electric furnace 3, so that the electric furnace 3 is ensured to be in a vacuum or bottom air pressure state, and the preparation effect of the inoculant is improved.
Wherein a check valve 7 is arranged between the waste gas pipeline 8 and the sample injection pipeline 6; the mixture in the sample introduction pipe 6 is prevented from flowing back into the exhaust gas pipe 8 and the exhaust gas tank 10.
Wherein, universal wheels 1 are arranged around the bottom of the bottom plate 2; the preparation device is convenient to move, and the preparation operation is convenient to carry out.
It should be noted that, in the preparation device of the strontium-zirconium-barium-containing composite inoculant provided by the invention, when in operation, the motor 401 and the pump body 9 are firstly powered on, the waste gas tank 10 and the electric furnace 3 are installed at the top of the bottom plate 2, the sample introduction pipeline 6 is inserted at the side surface of the electric furnace 3, the leak pipes 503 which are uniformly arranged are installed at the top of the sample introduction pipeline 6, the top of the leak pipe 503 is connected with the weighing barrel 502, the plug rod 501 is inserted at the side surface of the weighing barrel 502, so that the strontium, the zirconium and the barium can be weighed by the weighing barrel 502, and then the strontium, the zirconium and the barium are input into the sample introduction pipeline 6 through the plug rod 501 and the leak pipe 503, thereby facilitating the accurate weighing of the strontium, the zirconium and the barium, ensuring the preparation effect of the composite inoculant, because the pump body 9 is installed at the top of the waste gas tank 10, the pump body 9 is connected with the waste gas pipeline 8, one end of the waste gas pipeline 8 is connected with the sample introduction pipeline 6, and the check valve 7 is arranged between the waste gas pipeline 8 and the sample introduction pipeline 6, can absorb the waste gas that produces after the metal melts in the electric stove 3 to waste gas tank 10 through the pump body 9 like this, prevent the influence of waste gas to the inoculant quality, because motor 401 is installed at the electric stove 3 top, and the motor 401 output passes through shaft coupling 402 and is connected with the inside straight-bar 403 of electric stove 3, because the straight-bar 403 side is connected with horizontal pole 404, like this under the effect of motor 401, just can drive straight-bar 403 and horizontal pole 404 and stir the mixture to the metal liquid after the melting, and when heat conduction pole 405 stirs the operation, can carry out heat treatment to the mixture, guarantee the heating mixed effect of mixture, guarantee the preparation effect of compound inoculant promptly.
The invention also provides a preparation method of the strontium-zirconium-barium-containing composite inoculant, which comprises the following steps:
adding strontium, zirconium, barium and other solid raw materials into a weighing mechanism;
weighing strontium, zirconium, barium and other solid raw materials by a mass sensor in a weighing mechanism;
opening the plug rod, sequentially inputting the strontium, zirconium, barium and other solid raw materials weighed according to the proportion into a sample introduction pipeline in sequence, and introducing the raw materials into the electric furnace through the sample introduction pipeline;
after the raw materials are added, heating and melting are carried out through an electric furnace, and the molten liquid is stirred through a straight rod, a cross rod and a heat conducting rod in the heating and melting process;
and after the mixture is melted and stirred for a period of time, stopping heating the electric furnace, controlling the temperature by the heat conducting rod, and performing gradient cooling to obtain the composite inoculant.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications are within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. A preparation device of a strontium-zirconium-barium-containing composite inoculant, which comprises an electric furnace (3); the top of the electric furnace (3) is provided with a heating and stirring mechanism (4); the output end of the heating and stirring mechanism (4) is connected with a straight rod (403), the straight rod (403) extends into the electric furnace (3), and a cross bar (404) is arranged on the straight rod (403); vertical heat conducting rods (405) are mounted at the end portions of the two ends of the cross rod (404), and the distance between the end portion of each heat conducting rod (405) and the bottom of the electric furnace (3) is larger than the distance between the end portion of the straight rod (403) and the bottom of the electric furnace (3).
2. The apparatus for preparing the strontium-zirconium-barium-containing composite inoculant according to claim 1, wherein: a sample introduction pipeline (6) is arranged on the side wall of the electric furnace (3); and a plurality of weighing mechanisms (5) are arranged on the sample inlet pipeline (6) and are used for weighing raw materials in the sample inlet process.
3. The apparatus for preparing the composite inoculant containing strontium-zirconium-barium as claimed in claim 2, wherein: the weighing mechanism (5) comprises a plug rod (501), a weighing barrel (502) and a leakage pipe (503); the leak pipe (503) is inserted at the top of the sample inlet pipeline (6); the top of the leakage pipe (503) is fixedly connected with a weighing barrel (502); a plug rod (501) is inserted into the bottom of the weighing barrel (502); the plug rod (501) is provided with a mass sensor for weighing the raw materials in the weighing barrel (502).
4. The apparatus for preparing the composite inoculant containing strontium-zirconium-barium as claimed in claim 2, wherein: a waste gas box (10) is fixedly arranged on one side of the top electric furnace (3) of the bottom plate (2); the top of the waste gas tank (10) is provided with a pump body (9), the pump body (9) is connected with a waste gas pipeline (8), and one end of the waste gas pipeline (8) far away from the pump body (9) is connected with the sample injection pipeline (6).
5. The apparatus for preparing the composite inoculant containing strontium-zirconium-barium as claimed in claim 4, wherein: a check valve (7) is arranged between the waste gas pipeline (8) and the sample injection pipeline (6).
6. The apparatus for preparing the composite inoculant containing strontium-zirconium-barium as claimed in claim 1, wherein: the diameter of the straight rod (403) is larger than that of the heat conducting rod (405).
7. The preparation method of the strontium-zirconium-barium-containing composite inoculant is characterized by comprising the following steps of: the method comprises the following steps:
adding strontium, zirconium, barium and other solid raw materials into a weighing mechanism;
weighing strontium, zirconium, barium and other solid raw materials by a mass sensor in a weighing mechanism;
opening the plug rod, sequentially inputting the strontium, zirconium, barium and other solid raw materials weighed according to the proportion into a sample introduction pipeline, and introducing the raw materials into the electric furnace through the sample introduction pipeline;
after the raw materials are added, heating and melting are carried out through an electric furnace, and the molten liquid is stirred through a straight rod, a cross rod and a heat conducting rod in the heating and melting process;
and after the mixture is melted and stirred for a period of time, stopping heating the electric furnace, controlling the temperature by the heat conducting rod, and performing gradient cooling to obtain the composite inoculant.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210300504.XA CN114737106B (en) | 2022-03-24 | 2022-03-24 | Preparation device and method of strontium-zirconium-barium-containing composite inoculant |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210300504.XA CN114737106B (en) | 2022-03-24 | 2022-03-24 | Preparation device and method of strontium-zirconium-barium-containing composite inoculant |
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| CN114737106A true CN114737106A (en) | 2022-07-12 |
| CN114737106B CN114737106B (en) | 2023-05-05 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110791607A (en) * | 2019-11-21 | 2020-02-14 | 安徽九华富康冶金材料有限公司 | Silicon-strontium inoculant and preparation method thereof |
| CN215050454U (en) * | 2021-05-21 | 2021-12-07 | 宁夏新顺成特种合金有限公司 | Efficient inoculant for controlling sulfur content of ductile iron |
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2022
- 2022-03-24 CN CN202210300504.XA patent/CN114737106B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110791607A (en) * | 2019-11-21 | 2020-02-14 | 安徽九华富康冶金材料有限公司 | Silicon-strontium inoculant and preparation method thereof |
| CN215050454U (en) * | 2021-05-21 | 2021-12-07 | 宁夏新顺成特种合金有限公司 | Efficient inoculant for controlling sulfur content of ductile iron |
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