CN216947285U - Square magnetic force generator for single crystal furnace - Google Patents
Square magnetic force generator for single crystal furnace Download PDFInfo
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- CN216947285U CN216947285U CN202220678220.XU CN202220678220U CN216947285U CN 216947285 U CN216947285 U CN 216947285U CN 202220678220 U CN202220678220 U CN 202220678220U CN 216947285 U CN216947285 U CN 216947285U
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- magnetic force
- force generator
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- crystal furnace
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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
- Y02P10/25—Process efficiency
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Abstract
The utility model relates to a square magnetic force generator for a single crystal furnace, which is not easy to leak magnetic flux, convenient to disassemble and assemble and adjustable in magnetic rate linear position. The following technical method is adopted: an oppositely disposed magnetic force generator body characterized by: the magnetic force generator bodies are oppositely arranged at two ends of a rectangular shielding installation frame, and the shielding installation frame is formed by a first magnetic baffle plate and a second magnetic baffle plate which are oppositely arranged in a surrounding mode. The advantages are that: 1. the square magnetic force generator structure is adopted, and the magnetic force generator has the advantages of low magnetic flux leakage, uniform magnetic field distribution, stable magnetic induction intensity (as shown in figures 4-8), low power (the power is about 35 kilowatts) and the like; 2. after the lifting mechanism is arranged, the furnace body can be lifted conveniently, and the magnetic force line position can be adjusted, and the furnace is convenient to disassemble and assemble, and is convenient for installing a thermal field.
Description
Technical Field
The present invention relates to a magnetic force generator.
Background
The magnetic force generator is an important device for inhibiting heat convection in the single crystal furnace and improving the production quality of the single crystal. The structure of the magnetic force generator includes a shield and an opposing magnet disposed within the shield, and the conventional shield is generally "U" shaped or cylindrical. Wherein, the U-shaped structure has the defects of magnetic flux leakage and the like; the cylindrical type has the defects of high power and the like. In addition, no matter the U-shaped or the cylindrical shape, the disassembly and the assembly in the furnace body are very troublesome, and the magnetic rate line position can not be adjusted.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a square magnetic force generator for a single crystal furnace, which is not easy to leak magnetic flux, convenient to disassemble and assemble and adjustable in magnetic rate line position.
In order to achieve the purpose, the utility model adopts the following technical scheme that: the magnetic force generator body that sets up relatively, its characterized in that: the magnetic force generator body is oppositely arranged at two ends of a rectangular shielding installation frame, and the shielding installation frame is formed by a first magnetic baffle plate and a second magnetic baffle plate which are oppositely arranged in a surrounding mode.
The magnetic force generator for the single crystal furnace is characterized in that: the magnetic force generator body consists of a cylindrical magnetic head and a copper coil wound outside the magnetic head.
The magnetic force generator for the single crystal furnace is characterized in that: the copper coil is a water-through copper coil.
The magnetic force generator for the single crystal furnace is characterized in that: still include elevating system, elevating system includes two stands of two pairwise relative settings, every be equipped with the lift lead screw in the stand, through commutator, shaft joint, connecting shaft interconnect between the lift lead screw, one of them be connected with the drive on the commutator the synchronous pivoted driving motor of lift lead screw, the shielding installation frame is installed on the lifter plate of lift lead screw.
The magnetic force generator for the single crystal furnace is characterized in that: and a guard plate is arranged on the connecting shaft.
The magnetic force generator for the single crystal furnace is characterized in that: and the bottom of each upright post is provided with a mounting bottom plate.
The magnetic force generator for the single crystal furnace has the advantages that: 1. the square magnetic force generator structure is adopted, and the magnetic force generator has the advantages of low magnetic flux leakage, uniform magnetic field distribution, stable magnetic induction intensity (as shown in figures 4-8), low power (the power is about 35 kilowatts) and the like; 2. after the lifting mechanism is arranged, the lifting mechanism is convenient to lift in the furnace body, is convenient to disassemble and assemble, is convenient to install a thermal field and can adjust the position of the magnetic line.
The present invention will be described in detail with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic view showing the structure of a square magnetic force generator for a single crystal furnace according to the present invention;
FIG. 2 is a schematic structural view of the lift mechanism of the present invention;
FIG. 3 is a cross-sectional view of a single water-passing copper coil of the present invention;
FIG. 4 is a graph showing the magnetic field (magnetic induction) on the X-axis of a square magnetic force generator for a single crystal furnace according to the present invention;
FIG. 5 is a graph showing the magnetic field (magnetic induction) in the Y-axis of a square magnetic force generator for a single crystal furnace according to the present invention;
FIG. 6 is a graph showing the magnetic field (magnetic induction) in the Z-axis of a square magnetic force generator for use in the single crystal furnace of the present invention;
FIG. 7 is a graph showing the magnetic field (magnetic induction) at line D812.8 on the circumference of a square magnetic force generator for a single crystal furnace according to the present invention;
FIG. 8 is a cloud view of the magnetic field of a square magnetic generator for a single crystal furnace according to the present invention.
Detailed Description
As shown in fig. 1 to 8, the square magnetic force generator for a single crystal furnace according to the present invention comprises magnetic force generator bodies 1 which are oppositely arranged, wherein the magnetic force generator bodies 1 are oppositely installed at both ends of a rectangular shield installation frame 2, and are fixed by screws after being installed, so that the magnetic force generator bodies 1 are horizontally and symmetrically distributed. The shielding and mounting frame 2 is enclosed by a first magnetic baffle 3 and a second magnetic baffle 4 which are oppositely arranged. The joint of the first magnetic baffle 3 and the second magnetic baffle 4 is fixed through a screw rod. The first magnetic baffle 3 and the second magnetic baffle 4 are made of iron plates. The specification of the shield-mounting frame 2 is determined in practice, and it is desirable that the magnetic heads (i.e., pole heads) are spaced =1370mm, and have a length of 2920mm, a width of 2100mm, and a height of 1400 mm.
Preferably, the magnetic force generator body 1 is composed of a cylindrical magnetic head 5 and a copper coil 6 wound around the magnetic head 5. The head 5 is ideally made of pure iron DT 4. The copper coil 6 is ideally a water-passing copper coil, the size of the water-passing copper coil is determined according to actual needs, and the specification is usually 8mm × 8mm or 10mm × 10mm or 12mm × 12 mm. The two ends of the water-through copper coil are connected with the circulating water device, and the circulating water flows into the water-through copper coil to take out heat of the water-through copper coil, so that the cooling effect is achieved.
Preferably, the lifting mechanism 7 is further included, the lifting mechanism 7 comprises two groups of upright columns 8 which are arranged oppositely in pairs, a lifting screw rod 9 is arranged in each upright column 8, and the lifting screw rods 9 are connected with each other through a commutator 10, a coupling 11 and a connecting shaft 12. The commutator 10, the coupling 11 and the connecting shaft 12 are connected in a specific manner as shown in fig. 2. One of the commutators 10 is connected with a driving motor 13 which drives the lifting screw 9 to synchronously rotate, and the shielding installation frame 2 is installed on a lifting plate 14 of the lifting screw 9. The lifting mechanism 7 is used for facilitating the installation and maintenance of the square magnetic force generator in the furnace body.
Preferably, a protective plate 15 is arranged on the connecting shaft 12 to protect the connecting shaft 12.
Preferably, the bottom of each upright post 8 is provided with a mounting bottom plate 16. And a group of screw holes are formed in the mounting bottom plate 16, so that the mounting and fixing are facilitated.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are included in the scope of the present invention.
Claims (6)
1. A square magnetic force generator for a single crystal furnace, comprising magnetic force generator bodies (1) arranged oppositely, characterized in that: magnetic force generator body (1) relative installation is at a rectangular shielding installation frame (2) both ends, shielding installation frame (2) enclose by first magnetism board (3) and the second magnetism board (4) of relative setting that set up relatively.
2. The square magnetic force generator for the single crystal furnace according to claim 1, wherein: the magnetic force generator body (1) is composed of a cylindrical magnetic head (5) and a copper coil (6) wound outside the magnetic head (5).
3. The square magnetic force generator for the single crystal furnace according to claim 2, wherein: the copper coil (6) is a water-through copper coil.
4. The square magnetic force generator for the single crystal furnace according to claim 1, wherein: still include elevating system (7), elevating system (7) are including two stand (8) of two pairwise relative settings, every be equipped with lift lead screw (9) in stand (8), through commutator (10), shaft joint (11), connecting axle (12) interconnect between lift lead screw (9), one of them be connected with the drive on commutator (10) lift lead screw (9) synchronous pivoted driving motor (13), install shielding installation frame (2) on lifter plate (14) of lift lead screw (9).
5. The square magnetic force generator for the single crystal furnace according to claim 4, wherein: and a guard plate (15) is arranged on the connecting shaft (12).
6. The square magnetic force generator for the single crystal furnace according to claim 4, wherein: and a mounting bottom plate (16) is arranged at the bottom of each upright post (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220678220.XU CN216947285U (en) | 2022-03-28 | 2022-03-28 | Square magnetic force generator for single crystal furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220678220.XU CN216947285U (en) | 2022-03-28 | 2022-03-28 | Square magnetic force generator for single crystal furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216947285U true CN216947285U (en) | 2022-07-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220678220.XU Active CN216947285U (en) | 2022-03-28 | 2022-03-28 | Square magnetic force generator for single crystal furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216947285U (en) |
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2022
- 2022-03-28 CN CN202220678220.XU patent/CN216947285U/en active Active
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