CN207402073U - A kind of eddy current magnetism generator - Google Patents
A kind of eddy current magnetism generator Download PDFInfo
- Publication number
- CN207402073U CN207402073U CN201721307450.0U CN201721307450U CN207402073U CN 207402073 U CN207402073 U CN 207402073U CN 201721307450 U CN201721307450 U CN 201721307450U CN 207402073 U CN207402073 U CN 207402073U
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- section
- eddy current
- molten steel
- vortex
- current magnetism
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Abstract
The utility model discloses a kind of eddy current magnetism generators, the eddy current magnetism generator includes the molten steel Drainage Section being sequentially connected, vortex forms section, cooling section and steel billet and exports section, the molten steel Drainage Section is tubular for half, the vortex forms section to be tubular and external be wound with hot-wire coil, the cooling section includes the chamber that logical cooling water is formed between inner and outer tubes and said inner tube and outer tube, the chamber is provided with water inlet and water outlet, and the steel billet export section is tubular and bend vertically for half.The molten steel that the eddy current magnetism generator of the utility model can substitute crystallizer guiding pans enters vortex and forms section and occurs to be mixed evenly for the first time under internal magnetic fields, then enter back into cooling section, on the one hand external magnetic field is formed caused by section by vortex and carries out vortex stirring, and carrying out cooling makes the surface of molten steel carry out solidification and export section importing secondary cooling zone by steel billet being further cooled and shaped.
Description
Technical field
The utility model is related to continuous casting technology fields, and in particular to a kind of eddy current magnetism generator.
Background technology
Magnetic stirrer is the equipment for being stirred using magnetic field to molten steel, is usually used in continuous casting of iron and steel field.
Chinese patent CN2608192U discloses a kind of magnetic stirrer used on continuous casting steel machine, especially described electricity
The coil and its modularization of magnetic stirrer；It is intended to overcome the continuous short life of the coil used in the magnetic stirrer of the prior art, it is resistance to
The weak deficiency of corrosive power.Coating of the patent by the use of epoxy resin as coil, coil and iron core comprising modules, and module it
Between coupled with iron in distress.The patent is suitable for solidification end and secondary cooling zone blender, also available for aluminium melting furnace magnetic stirrer and
Ladle magnetic stirrer.
Chinese patent CN2317029U discloses a kind of continuous casting blender, it is utilized in crystallizer cooling water equipped with iron
Core and winding form magnetic stirrer, and the electric current provided by low frequency power supply device generates alternating magnetic field by magnetic stirrer, makes
Molten steel forms Stirring, and by cooling medium of the cooling water in crystallizer as winding.The patent has simple in structure, dimension
Repair conveniently, the characteristics of service life is long, and suitable for large and small square billet, round billet continuous casting steel machine.
Chinese patent CN201151734U discloses a kind of concentration short distance winding furnace bottom electromagnetic stirrer.Including：Level is set
The magnetic stirrer iron core put, uniformly distributed on the core teeth directional of iron core, embedded coil, yoke are located at mandrel lower, iron core magnetic on core tooth
Road is arranged to open a way, for forming travelling-magnetic-field stirring molten metal；Using short around away from coil or three-phase set in two-phase orthogonal set
Middle short line is away from coil, and coil windings are horizontally disposed, and each winding is embedded on the core tooth of iron core, for forming travelling-magnetic-field band
Dynamic molten metal displacement；The iron core and coil is located on a dragging trolley, for magnetic stirrer level to be moved
Dynamic is arranged on melting furnace bottom；Hydraulic lift is provided between the dragging trolley and iron core and coil, for inciting somebody to action
Electromagnetic agitation generate travelling-magnetic-field working face it is vertical rise to melting furnace bottom.The patent can reduce energy consumption, improve gold
Belong to recovery rate, uniform alloy ingredient, reduce segregation, reduce melt upper and lower temperature difference etc..
Existing magnetic stirrer is generally located on the outside of crystallizer, generated magnetic field can because the vibration of crystallizer and
Variation is generated, so as to affect mixing uniformity.
Utility model content
The purpose of this utility model is to provide a kind of eddy current magnetism generator, eddy current magnetism hair provided by the utility model
Raw device can carry out vortex stirring to molten steel so that the steel billet formed outside interior more uniformly, reduce internal stress.
To achieve the above object, the utility model provides a kind of eddy current magnetism generator, the eddy current magnetism generator bag
Include the molten steel Drainage Section being sequentially connected, vortex forms section, cooling section and steel billet export section, the molten steel Drainage Section be it is half tubular,
The vortex formed section for it is tubular and it is external be wound with hot-wire coil, the cooling section include inner and outer tubes and said inner tube and
The chamber of logical cooling water is formed between outer tube, the chamber is provided with water inlet and water outlet, and the steel billet export section is half
It is tubular and bend vertically.
Optionally, the curvature of the molten steel Drainage Section forms section from the vortex and gradually increases upwards, and the molten steel draws
Stream section has fixed edge along inner circumferential protrusion.
Optionally, the top that the vortex forms section is provided with the extension diameter section of arc, and the molten steel Drainage Section is stretched into described
In extension diameter section.
Optionally, the extension diameter section forms the length ratio of section as 1 with described be vortexed：(5-20).
Optionally, the water inlet of the chamber and water outlet are provided with the drainage tube of L-shaped, the long tube edge of the drainage tube
Vertical direction extends.
Optionally, the crooked radian of the steel billet export section vertically is 5-25 °.
Optionally, it is enclosed with alumina layer on the outside of the hot-wire coil.
The utility model has the following advantages that：
The eddy current magnetism generator of the utility model sets molten steel Drainage Section, vortex to form section, cooling section and steel billet export
Section, can substitute crystallizer and cool down the molten steel from turret and pans, wherein, during molten steel Drainage Section can guide
Between the molten steel of tank enter vortex and form section and occur to be mixed evenly for the first time under internal magnetic fields, then enter back into cooling section
In, external magnetic field is on the one hand formed caused by section by vortex and carries out vortex stirring, and carry out cooling make the surface of molten steel into
Row solidification exports section importing secondary cooling zone by steel billet and is further cooled and shaped.
Description of the drawings
Fig. 1 is a kind of structure diagram of specific embodiment of eddy current magnetism generator provided by the utility model.
Specific embodiment
The following examples illustrate the utility model, but is not intended to limit the scope of the present invention.
As shown in Figure 1, the utility model provides a kind of eddy current magnetism generator, the eddy current magnetism generator is included successively
It is half tubular, institute that connected molten steel Drainage Section 1, vortex, which form section 2, cooling section 3 and steel billet export section 4, the molten steel Drainage Section 1,
State vortex formed section 2 for it is tubular and it is external be wound with hot-wire coil 21, the cooling section 3 includes inner and outer tubes and said inner tube
The chamber of logical cooling water is formed between outer tube, the chamber is provided with water inlet and water outlet, and the steel billet export section 4 is
Half is tubular and bend vertically.The eddy current magnetism generator of the utility model sets molten steel Drainage Section, vortex to form section, cooling section
Section is exported with steel billet, crystallizer can be substituted and cool down the molten steel from turret and pans, wherein, molten steel Drainage Section
The molten steel of pans can be guided to enter vortex and form section to occur to be mixed evenly for the first time under internal magnetic fields, Ran Houzai
Into in cooling section, external magnetic field caused by section is on the one hand formed by vortex and carries out vortex stirring, and carries out cooling to make steel
The surface of liquid carries out solidification and is further cooled and shaped by steel billet export section importing secondary cooling zone.
Section is formed in order to facilitate vortex with the molten steel distributor of pans to be connected, as shown in Figure 1, the molten steel Drainage Section 1
Curvature can form section 2 from the vortex and gradually increase upwards, so as to be conducive to connect molten steel distributor and make molten steel gradual
Flow direction vortex forms section, and the molten steel Drainage Section 1 along inner circumferential can protrusion have fixed edge 11 so that 1 energy of molten steel Drainage Section
It is enough fixed on the outside of molten steel export distributor.
Molten steel overflows in order to prevent, as shown in Figure 1, the top that the vortex forms section 2 can be provided with the expanding of arc
Section 22, the molten steel Drainage Section 1 is stretched into the extension diameter section 22, which can be formed as infundibulate, make molten steel gradual
It flows down, so as to prevent overflowing.The length ratio that the extension diameter section 22 forms section 2 with the vortex can be 1：5-20.
In order to which water is made to be introduced into faster tangential velocity in chamber 31, the cooling water in chamber 31 is made sufficiently to be mixed
It closes, as shown in Figure 1, the water inlet and water outlet of the chamber 31 are provided with the drainage tube 33 of L-shaped, the drainage tube 33
Long tube vertically extends, so that the indoor water quick-replaceable of chamber, improves heat exchange efficiency.
Steel billet export section 4 is for connecting secondary cooling zone and being broken steel billet liquid, as shown in Figure 1, the steel billet exports
4 crooked radian vertically of section can be 5-25 °, and steel billet export 4 pelvic outlet plane of section is formed as 5-25 ° with perpendicular.
Hot-wire coil is aoxidized under high temperature in order to prevent, and the outside of the hot-wire coil 21 can be enclosed with alumina layer,
Hot-wire coil 21 can be sticked to vortex by mullite alumina binder and forms section outer wall by the alumina layer to be formed.
Although above having made detailed description to the utility model with generality explanation and specific embodiment,
On the basis of the utility model, it can be made some modifications or improvements, this is apparent to those skilled in the art
's.Therefore, the these modifications or improvements on the basis of without departing from the utility model spirit, belonging to the utility model will
Seek the scope of protection.
Claims (7)
1. a kind of eddy current magnetism generator, which is characterized in that the eddy current magnetism generator includes the molten steel being sequentially connected drainage
Section (1), vortex form section (2), cooling section (3) and steel billet export section (4), and the molten steel Drainage Section (1) is half tubular, the whirlpool
Stream formed section (2) for it is tubular and it is external be wound with hot-wire coil (21), the cooling section (3) include inner and outer tubes and it is described in
The chamber of logical cooling water is formed between pipe and outer tube, the chamber is provided with water inlet and water outlet, and the steel billet exports section
(4) it is tubular and bend vertically for half.
2. eddy current magnetism generator according to claim 1, which is characterized in that the curvature of the molten steel Drainage Section (1) from
The vortex forms section (2) and gradually increases upwards, and there is fixed edge (11) in the molten steel Drainage Section (1) along inner circumferential protrusion.
3. eddy current magnetism generator according to claim 1, which is characterized in that the top that the vortex forms section (2) is set
The extension diameter section (22) of arc is equipped with, the molten steel Drainage Section (1) is stretched into the extension diameter section (22).
4. eddy current magnetism generator according to claim 3, which is characterized in that the extension diameter section (22) and the vortex type
Length ratio into section (2) is 1：(5-20).
5. eddy current magnetism generator according to claim 1, which is characterized in that the water inlet of the chamber (31) and water outlet
The drainage tube (33) of L-shaped is provided at mouthful, the long tube of the drainage tube (33) vertically extends.
6. eddy current magnetism generator according to claim 1, which is characterized in that steel billet export section (4) is vertically
Crooked radian is 5-25 °.
7. eddy current magnetism generator according to claim 1, which is characterized in that the outside package of the hot-wire coil (21)
There is alumina layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721307450.0U CN207402073U (en) | 2017-10-11 | 2017-10-11 | A kind of eddy current magnetism generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721307450.0U CN207402073U (en) | 2017-10-11 | 2017-10-11 | A kind of eddy current magnetism generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207402073U true CN207402073U (en) | 2018-05-25 |
Family
ID=62319505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721307450.0U Expired - Fee Related CN207402073U (en) | 2017-10-11 | 2017-10-11 | A kind of eddy current magnetism generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207402073U (en) |
-
2017
- 2017-10-11 CN CN201721307450.0U patent/CN207402073U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180525 Termination date: 20181011 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |