CN114523078A - Liquid metal melt stirring device - Google Patents
Liquid metal melt stirring device Download PDFInfo
- Publication number
- CN114523078A CN114523078A CN202210189070.0A CN202210189070A CN114523078A CN 114523078 A CN114523078 A CN 114523078A CN 202210189070 A CN202210189070 A CN 202210189070A CN 114523078 A CN114523078 A CN 114523078A
- Authority
- CN
- China
- Prior art keywords
- stirring
- liquid metal
- shell
- water receiving
- receiving seat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000003756 stirring Methods 0.000 title claims abstract description 78
- 229910001338 liquidmetal Inorganic materials 0.000 title claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 39
- 239000011449 brick Substances 0.000 claims description 16
- 239000011248 coating agent Substances 0.000 claims description 12
- 238000000576 coating method Methods 0.000 claims description 12
- 230000003139 buffering effect Effects 0.000 claims description 8
- 229910052799 carbon Inorganic materials 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- UAMZXLIURMNTHD-UHFFFAOYSA-N dialuminum;magnesium;oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[Mg+2].[Al+3].[Al+3] UAMZXLIURMNTHD-UHFFFAOYSA-N 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 230000009970 fire resistant effect Effects 0.000 claims description 3
- 241000447495 Equulites leuciscus Species 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000010907 mechanical stirring Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000005574 cross-species transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- 238000005058 metal casting Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
- B22D41/14—Closures
- B22D41/22—Closures sliding-gate type, i.e. having a fixed plate and a movable plate in sliding contact with each other for selective registry of their openings
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention discloses a liquid metal melt stirring device, which mainly relates to the technical field of stirring devices and comprises a basic assembly, a stirring assembly and a buffer assembly, wherein the basic assembly is used for containing high-temperature liquid metal, the stirring assembly is arranged inside a shell and is positioned at one side far away from a water outlet and is used for achieving stirring through a mechanical structure, and the buffer assembly is arranged below a pouring opening and is used for slowing down the impact of the high-temperature liquid metal poured from the pouring opening on the bottom of the shell. The bottom of the shell is effectively protected, and the service life of the shell is prolonged; through cooperation of the water receiving seat and the spiral rib plates, impact force generated by pouring of high-temperature liquid metal from the pouring opening is utilized to form a small vortex, the spiral caused by the small vortex spreads to the inside of the whole shell, and then the stirring of the stirring assembly is matched to form a large vortex, so that the large vortex is stably and reliably formed, and the stirring is thorough.
Description
Technical Field
The invention relates to a stirring device, in particular to a liquid metal melt stirring device.
Background
Stirring plays an important role in the metal casting process, can reduce and improve component segregation, can also improve the uniformity of material components and structures, can pretreat alloy melt through stirring to achieve the aim of controlling solidification structures, common stirring methods comprise mechanical stirring, electromagnetic stirring, gas stirring, mechanical vibration, ultrasonic vibration and the like, and a device utilizing the methods is a stirring device.
However, most of the existing devices have some disadvantages, that is, certain impact can be caused to the bottom of the shell of the stirring device when high-temperature liquid metal is poured into the stirring device from the upper pouring opening, so that the bottom of the shell of the stirring device is damaged, and the service life of the stirring device is shortened.
Disclosure of Invention
The invention provides a liquid metal melt stirring device, which solves the problems in the prior art mentioned in the background technology.
The technical scheme adopted by the invention for solving the technical problems is as follows: including basic module, stirring subassembly and buffering subassembly, basic module includes the casing, upper cover and a plurality of lug, the casing is that the top is uncovered, the below is provided with the tubbiness structure of delivery port, and be used for holding high temperature liquid metal, the delivery port below is provided with the slide gate, the upper cover can open and shut the setting in the casing top, the upper cover is half lid structure, the setting of stirring subassembly is located the one side of keeping away from the delivery port in the casing is inside, and be used for reaching the stirring through mechanical structure, the buffering subassembly sets up in the pouring opening below, and be used for slowing down the impact of the high temperature liquid metal that gets down from pouring opening to the casing bottom.
In order to realize mechanical stirring, the stirring assembly comprises a stirring shaft, a speed reducing motor and a plurality of stirring blades, the speed reducing motor is arranged above the upper cover, the upper end of the stirring shaft is connected with the speed reducing motor, the lower part of the stirring shaft penetrates through the upper cover to extend into the shell, the stirring blades are arranged at the lower part of the stirring shaft at intervals, and the stirring shaft and the stirring blades are all made of refractory and high-temperature-resistant materials.
In order to form little vortex and slow down the impact of the high temperature liquid metal that emptys from casing top pouring opening simultaneously to the casing bottom, buffering subassembly includes water receiving seat and a plurality of spiral gusset, the water receiving seat sets up in the pouring opening below, the water receiving seat is the equal open U-shaped tubular structure from top to bottom, and lower extreme and casing contact, the water receiving seat is built by laying bricks or stones with almag brick, and the fire-resistant high temperature resistant coating of peripheral coating ladle, a plurality of spiral gusset intervals and spiral are established on water receiving seat inner wall, the aluminium magag is built by laying bricks or stones for the spiral gusset, and the fire-resistant high temperature resistant coating of peripheral coating ladle.
In order to assist the stirring assembly to form a large vortex, the opening of the U-shaped cylindrical structure faces the direction of the stirring assembly, an inclined base plate is arranged at the bottom end of the U-shaped cylindrical structure, the base plate is built by alumina-magnesia carbon bricks, the inclined direction of the base plate is the same as the opening of the U-shaped cylindrical structure, and the periphery of the base plate is coated with a ladle refractory and high-temperature-resistant coating.
In order to ensure the high-temperature condition, the shell comprises a shell, a permanent layer and a working layer which are arranged from outside to inside in sequence, and a nozzle brick is attached to the upper ring of the inner wall of the water outlet.
By adopting the structure, the invention has the following advantages:
1. the stirring device is characterized in that a basic assembly, a stirring assembly and a buffering assembly are arranged, the basic assembly is used for containing high-temperature liquid metal, the stirring assembly is used for achieving stirring through a mechanical structure, the buffering assembly is used for slowing down the impact of the high-temperature liquid metal poured from a pouring opening on the bottom of the shell, a water receiving seat is arranged below the pouring opening, the bottom of the shell is effectively protected, and the service life of the shell is prolonged;
2. through the matching of the water receiving seat and the plurality of spiral rib plates, the impact on the bottom of the shell is relieved through the water receiving seat, the impact force generated by the high-temperature liquid metal poured from the pouring opening is utilized to form a small vortex, the spiral caused by the small vortex is spread into the whole shell, and then the stirring of the stirring assembly is matched to form a large vortex, so that the large vortex is formed stably and reliably, and the stirring is thorough;
3. utilize gear motor to drive (mixing) shaft and a plurality of stirring vane and rotate thereby drive high temperature liquid metal rotatory, form the same rotatory stream of turning with little vortex, these two rotatory streams promote each other, effectively realize high temperature liquid metal's intensive mixing.
Drawings
FIG. 1 is a schematic view of a front view full-section structure of the present invention;
fig. 2 is a schematic top view of the present invention.
In the figure, 1, a housing; 2. a permanent layer; 3. a working layer; 4. a stirring blade; 5. a stirring shaft; 6. a water receiving seat; 7. a spiral rib plate; 8. an upper cover; 9. a reduction motor; 10. lifting lugs; 11. a nozzle brick; 12. a sliding gate; 13. a backing plate.
Detailed Description
In order to clearly explain the technical features of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings.
As shown in fig. 1, the whole body comprises a basic assembly, a stirring assembly and a buffering assembly, the basic assembly comprises a shell, an upper cover 8 and a plurality of lifting lugs 10, the shell is of a barrel-shaped structure with an opening at the upper part and a water outlet integrally arranged at the lower part and is used for containing high-temperature liquid metal, a sliding water gap 12 is arranged below the water outlet, the upper cover 8 is arranged above the shell in an openable and closable manner, the upper cover 8 is of a half-cover structure, in order to ensure that the shell is suitable for high-temperature conditions, the shell comprises a shell 1, a permanent layer 2 and a working layer 3 which are sequentially distributed from outside to inside, and a water gap brick 11 is attached to a ring on the inner wall of the water outlet;
the stirring assembly is arranged on one side, away from the water outlet, in the shell and used for achieving stirring through a mechanical structure, in order to achieve mechanical stirring, the stirring assembly comprises a stirring shaft 5, a speed reducing motor 9 and a plurality of stirring blades 4, the speed reducing motor 9 is arranged above an upper cover 8, the upper end of the stirring shaft 5 is connected with the speed reducing motor 9, the lower part of the stirring shaft 5 penetrates through the upper cover 8 and extends into the shell, the stirring blades 4 are sleeved on the lower part of the stirring shaft 5 at intervals in layers, and the stirring shaft 5 and the stirring blades 4 are both made of refractory and high-temperature-resistant materials;
the buffer component is arranged below the pouring opening and is used for slowing down the impact of the high-temperature liquid metal poured from the pouring opening to the bottom of the shell, in order to form a small vortex and simultaneously slow down the impact of high-temperature liquid metal poured from a pouring opening above the shell on the bottom of the shell, the buffer component comprises a water receiving seat 6 and a plurality of spiral rib plates 7, the water receiving seat 6 is integrally arranged in the shell and is positioned below the pouring opening, as shown in figure 2, the water receiving seat 6 is of a U-shaped cylindrical structure with openings at the upper part and the lower part, the lower end of the water receiving seat 6 is contacted with the shell, the aluminum-magnesia carbon brick is used for building the water receiving seat, the periphery of the water receiving seat is coated with the steel ladle fireproof high-temperature resistant coating, a plurality of spiral rib plates 7 are arranged on the inner wall of the water receiving seat 6 at intervals in a spiral way, the spiral rib plates 7 are built by alumina-magnesia-carbon bricks, and the peripheries of the spiral rib plates are coated with ladle refractory high-temperature-resistant coating;
in order to assist the stirring assembly to form a large vortex, the opening of the U-shaped cylindrical structure faces to the direction of the stirring assembly, an inclined backing plate 13 is integrally arranged at the bottom end of the U-shaped cylindrical structure, the backing plate 13 is built by alumina-magnesia carbon bricks, the inclined direction of the backing plate 13 is the same as the direction of the opening of the U-shaped cylindrical structure, and the periphery of the backing plate 13 is coated with ladle refractory and high-temperature-resistant coating.
The working principle is as follows: small eddy current formation: the high-temperature liquid metal is poured from the pouring opening, firstly contacts the water receiving seat 6, falls into a space surrounded by the water receiving seat 6, is blocked by the spiral rib plates 7 in the space of the water receiving seat 6, and forms small vortex rotation along the spiral direction of the spiral rib plates 7 through the spiral direction while slowing down the impact of the high-temperature liquid metal on the water receiving seat 6;
large eddy current formation: the small eddy flows fill the space surrounded by the water receiving seat 6 and overflow from the space into the shell body quickly along with the continuous pouring of the high-temperature liquid metal, the small eddy flows are gradually expanded, meanwhile, the speed reducing motor 9 is started to drive the stirring shaft 5 and the stirring blades 4 to rotate, and the large eddy flows are gradually formed along with the stirring of the stirring blades 4 and the rotating direction of the small eddy flows to ensure that the high-temperature liquid metal is fully stirred;
the design of U-shaped tubular structure makes little vortex can spill over fast and reach in the casing, and supplementary stirring subassembly that can be very fast forms big vortex, and the backing plate 13 of slope has also further slowed down the impact of butt joint water seat 6 diapire of high temperature liquid metal.
Wherein, the permanent layer 2, the working layer 3, the speed reducing motor 9, the nozzle brick 11, the sliding nozzle 12, the alumina-magnesia carbon brick, the ladle refractory high-temperature resistant coating and the refractory high-temperature resistant material are all the prior art.
The above-described embodiments should not be construed as limiting the scope of the invention, and any alternative modifications or alterations to the embodiments of the present invention will be apparent to those skilled in the art.
The present invention is not described in detail, but is known to those skilled in the art.
Claims (5)
1. The utility model provides a liquid metal melt agitating unit which characterized in that: including basic module, stirring subassembly and buffering subassembly, basic module includes casing, upper cover and a plurality of lug, the casing is the open top, the below is provided with the tubbiness structure of delivery port, and is used for holding high temperature liquid metal, the delivery port below is provided with the slip mouth of a river, the upper cover can open and shut the setting and be in the casing top, the upper cover is half lid structure, the stirring subassembly sets up the casing is inside to be located keeps away from one side of delivery port, and is used for reaching the stirring through mechanical structure, the buffering subassembly sets up in pouring opening below, and is used for slowing down the impact of the high temperature liquid metal that pours down from the pouring opening to the casing bottom.
2. A liquid metal melt stirring device as recited in claim 1, wherein: the stirring subassembly includes (mixing) shaft, gear motor and a plurality of stirring vane, gear motor sets up the upper cover top, the upper end of (mixing) shaft is connected gear motor, the lower part of (mixing) shaft is passed the upper cover stretches into in the casing, it is a plurality of the stirring vane interval sets up the lower part of (mixing) shaft, (mixing) shaft and stirring vane all adopt fire-resistant high temperature resistant material preparation.
3. A liquid metal melt stirring device as recited in claim 2, wherein: the buffer assembly comprises a water receiving seat and a plurality of spiral rib plates, the water receiving seat is arranged below the pouring opening and is of a U-shaped tubular structure with an upper opening and a lower opening, the lower end of the water receiving seat is in contact with the shell, the water receiving seat is built by using the alumina-magnesia carbon brick, the periphery of the water receiving seat is coated with the ladle refractory high-temperature-resistant coating, the spiral rib plates are arranged on the inner wall of the water receiving seat in an interval and in a spiral mode, the spiral rib plates are built by using the alumina-magnesia carbon brick, and the periphery of the water receiving seat is coated with the ladle refractory high-temperature-resistant coating.
4. A liquid metal melt stirring device as recited in claim 3, wherein: the opening of the U-shaped tubular structure faces to the direction of the stirring assembly, an inclined base plate is arranged at the bottom end of the U-shaped tubular structure and is built by alumina-magnesia carbon bricks, the inclined direction of the base plate is the same as the opening of the U-shaped tubular structure, and ladle refractory and high-temperature-resistant coating is coated on the periphery of the base plate.
5. A liquid metal melt stirring device as claimed in claim 4, wherein: the shell comprises a shell, a permanent layer and a working layer which are sequentially arranged from outside to inside, and a nozzle brick is attached to an upper ring on the inner wall of the water outlet.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202210189070.0A CN114523078A (en) | 2022-02-28 | 2022-02-28 | Liquid metal melt stirring device |
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CN202210189070.0A CN114523078A (en) | 2022-02-28 | 2022-02-28 | Liquid metal melt stirring device |
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CN114523078A true CN114523078A (en) | 2022-05-24 |
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CN202210189070.0A Pending CN114523078A (en) | 2022-02-28 | 2022-02-28 | Liquid metal melt stirring device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114985717A (en) * | 2022-08-01 | 2022-09-02 | 河北泰禾高温流体科技股份有限公司 | Safe anticollision slide gate mechanism |
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CN202752597U (en) * | 2012-09-14 | 2013-02-27 | 河南省宏达炉业有限公司 | Flow stabilizer provided with flow guiding threads |
WO2016029213A1 (en) * | 2014-08-22 | 2016-02-25 | Novelis Inc. | Support and compression assemblies for curvilinear molten metal transfer device |
CN207057605U (en) * | 2017-08-09 | 2018-03-02 | 江苏唯丰科技发展有限公司 | A kind of cast iron steel ladle with gas filtration function |
CN107812929A (en) * | 2017-11-06 | 2018-03-20 | 重庆大学 | A kind of tundish and its turbulence inhibitor |
CN108043278A (en) * | 2017-12-06 | 2018-05-18 | 广东嘉能可食品有限公司 | Beverage agitating apparatus |
CN209681146U (en) * | 2019-01-24 | 2019-11-26 | 北京利尔高温材料股份有限公司 | A kind of working lining uses the ladle of four spiral brick-building arts |
CN210475458U (en) * | 2019-09-12 | 2020-05-08 | 攀枝花市天民钛业有限公司 | Pouring device for casting high-compactness castings |
CN111359492A (en) * | 2020-02-28 | 2020-07-03 | 徐州市金鑫科技有限公司 | Mixer for multi-alloy casting and working method thereof |
CN215786720U (en) * | 2021-09-29 | 2022-02-11 | 上海新泰山高温工程材料有限公司 | Anti-turbulence tundish overflow type current stabilizer |
-
2022
- 2022-02-28 CN CN202210189070.0A patent/CN114523078A/en active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202752597U (en) * | 2012-09-14 | 2013-02-27 | 河南省宏达炉业有限公司 | Flow stabilizer provided with flow guiding threads |
WO2016029213A1 (en) * | 2014-08-22 | 2016-02-25 | Novelis Inc. | Support and compression assemblies for curvilinear molten metal transfer device |
CN207057605U (en) * | 2017-08-09 | 2018-03-02 | 江苏唯丰科技发展有限公司 | A kind of cast iron steel ladle with gas filtration function |
CN107812929A (en) * | 2017-11-06 | 2018-03-20 | 重庆大学 | A kind of tundish and its turbulence inhibitor |
CN108043278A (en) * | 2017-12-06 | 2018-05-18 | 广东嘉能可食品有限公司 | Beverage agitating apparatus |
CN209681146U (en) * | 2019-01-24 | 2019-11-26 | 北京利尔高温材料股份有限公司 | A kind of working lining uses the ladle of four spiral brick-building arts |
CN210475458U (en) * | 2019-09-12 | 2020-05-08 | 攀枝花市天民钛业有限公司 | Pouring device for casting high-compactness castings |
CN111359492A (en) * | 2020-02-28 | 2020-07-03 | 徐州市金鑫科技有限公司 | Mixer for multi-alloy casting and working method thereof |
CN215786720U (en) * | 2021-09-29 | 2022-02-11 | 上海新泰山高温工程材料有限公司 | Anti-turbulence tundish overflow type current stabilizer |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114985717A (en) * | 2022-08-01 | 2022-09-02 | 河北泰禾高温流体科技股份有限公司 | Safe anticollision slide gate mechanism |
CN114985717B (en) * | 2022-08-01 | 2022-09-30 | 河北泰禾高温流体科技股份有限公司 | Safe anticollision slide gate mechanism |
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Application publication date: 20220524 |