CN211147296U - High-frequency electromagnetic induction heating furnace - Google Patents
High-frequency electromagnetic induction heating furnace Download PDFInfo
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- CN211147296U CN211147296U CN201922142642.6U CN201922142642U CN211147296U CN 211147296 U CN211147296 U CN 211147296U CN 201922142642 U CN201922142642 U CN 201922142642U CN 211147296 U CN211147296 U CN 211147296U
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- electromagnetic induction
- stirring
- induction heating
- heating furnace
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Abstract
The utility model discloses a high-frequency electromagnetic induction heating furnace, which belongs to the technical field of smelting furnaces and comprises a furnace frame, a furnace shell, an electromagnetic induction coil, a crucible, a coil fastener and a stirring device; the electromagnetic induction coil pipe is sleeved on the periphery of the crucible, the electromagnetic induction coil pipe and the crucible are both installed inside the furnace shell through an inner support, a disc fastener is connected to the top of the crucible, and the disc fastener is provided with a discharge port chute for inclined material pouring; the furnace shell is rotatably arranged at the top of the furnace frame through a middle shaft at two ends, one end of the middle shaft is provided with an adapter for connecting a high-frequency power supply and a water cooler, and the other end of the middle shaft is connected with a rotation driving device; the stirring device is erected on the furnace shell through the upper bracket, and a stirring component of the stirring device is inserted into the cavity of the crucible. The utility model discloses the molten metal in the even crucible of high frequency electromagnetic induction heating furnace can mix in the short time has saved the manpower, has improved the production efficiency of equipment.
Description
Technical Field
The utility model relates to a smelting furnace technical field especially relates to a high frequency electromagnetic induction heating furnace.
Background
The high-frequency electromagnetic induction heating furnace adopts an induction heating process, and the induction heating is to directly heat the raw materials. The high-frequency electromagnetic induction heating furnace is used for putting precious metals such as gold, silver, copper, aluminum, platinum and the like into a crucible container, carrying out instantaneous induction heating, and then carrying out processes such as smelting, purification, casting and the like.
In the production process of silver welding rods, copper welding rods and other alloy welding rods, noble metal raw materials with a certain proportion are required to be put into a high-frequency electromagnetic induction heating furnace for mixed smelting, and then cast ingots are obtained. The high-frequency electromagnetic induction heating furnace in the prior art can not fully mix the molten metal evenly, often needs longer manual stirring, has unsatisfactory stirring effect, prolongs the smelting time and wastes energy.
Accordingly, it is an urgent technical problem to provide a high-frequency electromagnetic induction heating furnace which is convenient for mixing molten metal.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a high frequency electromagnetic induction heating furnace, the molten metal in the even crucible of mixing in can the short time has saved the manpower, has improved the production efficiency of equipment.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model relates to a high-frequency electromagnetic induction heating furnace, which comprises a furnace frame, a furnace shell, an electromagnetic induction coil pipe, a crucible, a plate fastener and a stirring device; the electromagnetic induction coil pipe is sleeved on the periphery of the crucible, the electromagnetic induction coil pipe and the crucible are both installed inside the furnace shell through an inner support, the top of the crucible is connected with the plate fastener, and the plate fastener is provided with a discharge port chute for inclined material pouring; the furnace shell is rotatably erected at the top of the furnace frame through a middle shaft at two ends, one end of the middle shaft is provided with an adapter for connecting a high-frequency power supply and a water cooler, and the other end of the middle shaft is connected with a rotation driving device; the stirring device is erected on the furnace shell through an upper support, and a stirring assembly of the stirring device stretches into the cavity of the crucible.
Further, agitating unit includes gear motor, connecting axle, gear motor installs on the upper bracket roof, the connecting axle passes through the bearing frame and installs on the upper bracket roof, gear motor's output passes through connecting axle transmission moment of torsion and rotational speed arrive on the stirring subassembly.
Further, the stirring subassembly includes puddler and puddler, the connection pad at the top of puddler is installed on the bottom mounting flange of connecting axle, the puddler is hemisphere shell shape, two the puddler is connected on the horizontal pole of puddler bottom, puddler and puddler adopt refractory material to make specifically.
Furthermore, the middle of the cavity of the crucible is large, the upper end and the lower end of the cavity of the crucible are small, and the inner side wall of the crucible is surrounded by a bottom inclined wall and a top necking.
Furthermore, a temperature sensor is further arranged on the top plate of the upper support, the temperature sensor is installed on the top plate of the upper support through a small support, and a probe of the temperature sensor faces the containing cavity of the crucible.
Further, the temperature sensor specifically adopts an infrared sensing temperature sensor.
Furthermore, the rotation driving device comprises a transmission and a hand wheel, the hand wheel is connected to the input end of the transmission through a bevel gear set, and the output end of the transmission is connected to one end of the middle shaft.
Compared with the prior art, the utility model discloses a beneficial technological effect:
the utility model relates to a high frequency electromagnetic induction heating furnace, through agitating unit's setting, the precious metal material quilt according to component distribution ratio in the cavity of crucible after the induction magnetic field of electromagnetic induction coil output produced induced-current and heated up and be the molten state, agitating unit's stirring subassembly starts to set up rotatory stirring, with the molten precious metal intensive mixing misce bene of each component, has improved the mixing quality of each component of brazing filler metal.
In addition, the stirring rod and the stirring ball which are made of refractory materials are arranged, and the stirring rod and the stirring ball are made of non-metal materials, so that current heating cannot be generated in an induced magnetic field output by the electromagnetic induction coil, and stable stirring work is facilitated; the connecting disc and the mounting flange which are mounted through the bolt assembly are convenient for mounting and dismounting the stirring rod, and are beneficial to the implementation of maintenance and replacement work; the speed reduction motor is a speed regulation motor, and the stirring speed can be regulated by a motor controller to be suitable for the molten noble metals with different densities and viscosities. Through the setting of the unique shape that the crucible held the chamber, the molten noble metal mixed liquid that the crucible held the intracavity is rotatory flow all around under the stirring of stirring ball, meets the direction of bottom skew wall and top throat and encloses the fender, can form the lateral wall and upwards flow, and the circulation that the center flows downwards flows. This circular flow facilitates further uniform mixing of the molten precious metal mixture. Through temperature sensor's setting, can monitor the utility model discloses in the high frequency electromagnetic induction heating furnace heating process the temperature of the mixed liquid of melting noble metal.
Drawings
The present invention will be further explained with reference to the following description of the drawings.
FIG. 1 is a schematic structural view of a high-frequency electromagnetic induction heating furnace of the present invention;
FIG. 2 is a schematic view of the circulation flow of the high-frequency electromagnetic induction heating furnace during stirring in the crucible cavity;
description of reference numerals: 1. a furnace frame; 2. a furnace housing; 201. an upper bracket; 3. an inner support; 4. an electromagnetic induction coil; 5. a crucible; 501. a bottom sloped wall; 502. necking the top; 6. a plate-mouth piece; 601. a discharge port chute; 7. a stirring device; 701. a connecting shaft; 702. a stirring rod; 703. stirring balls; 8. a temperature sensor; 9. a rotation driving device; 10. and (6) an adapter.
Detailed Description
The core of the utility model is to provide a high frequency electromagnetic induction heating furnace, molten metal in the even crucible of mixing in can the short time has saved the manpower, has improved the production efficiency of equipment.
In the following, the technical solutions in the embodiments of the present invention will be clearly and completely described with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Description of the drawings in the following detailed description, the upper, lower, left and right descriptions are for illustrative purposes only and should not be construed as limiting the invention.
In a specific embodiment of the present invention, as shown in fig. 1, a high-frequency electromagnetic induction heating furnace includes a furnace frame 1, a furnace shell 2, an electromagnetic induction coil 4, a crucible 5, a coil fastener 6, and a stirring device 7; the electromagnetic induction coil 4 is sleeved on the outer periphery of the crucible 5, the electromagnetic induction coil 4 and the crucible 5 are both installed inside the furnace shell 2 through the inner support 3, the plate fastener 6 is buckled at the top of the crucible 5, the plate fastener 6 is made of refractory materials, and the plate fastener 6 is provided with a discharge port chute 601 for inclined material pouring; two ends of the furnace shell 2 are rotatably erected at the top of the furnace frame 1 through a middle shaft, one end of the middle shaft extends out of the side edge of the bracket and is provided with an adapter 10 for connecting a high-frequency power supply and a water cooler, and the other end of the middle shaft is connected with a rotation driving device; the stirring device 7 is arranged on the furnace shell 2 through an upper bracket 201, and a stirring component of the stirring device 7 extends into the cavity of the crucible 5.
Through the arrangement of the stirring device 7, when precious metal materials in the cavity of the crucible 5 according to the component proportion are heated and heated to be in a molten state by induced current generated by the induced magnetic field output by the electromagnetic induction coil 4, the stirring component of the stirring device 7 is started to set up the rotary stirring, so that molten precious metals of all components are fully stirred and uniformly mixed, and the mixing quality of all components of the brazing filler metal is improved.
The utility model discloses an in a specific embodiment, as shown in FIG. 1, agitating unit 7 includes gear motor, connecting axle 701, and gear motor installs on upper bracket 201 roof, and connecting axle 701 passes through the bearing frame and installs on upper bracket 201 roof, gear motor's output passes through connecting axle 701 transmission moment of torsion and rotational speed to the stirring subassembly on, gear motor specifically adopts adjustable speed motor, servo motor or inverter motor.
Specifically, as shown in fig. 1 and fig. 2, the stirring assembly includes a stirring rod 702 and a stirring ball 703, a connecting disc at the top of the stirring rod 702 is mounted on a mounting flange at the bottom of the connecting shaft 701 through a bolt assembly, the stirring ball 703 is shaped like a hemispherical shell, the two stirring balls 703 are connected to a cross bar at the bottom of the stirring rod 702, and the stirring rod 702 and the stirring ball 703 are specifically made of refractory materials.
The stirring rod 702 and the stirring ball 703 which are made of refractory materials are arranged, and the stirring rod 702 and the stirring ball 703 are made of non-metallic materials, so that current heating cannot be generated in an induced magnetic field output by the electromagnetic induction coil 4, and stable stirring work is facilitated; the connecting disc and the mounting flange which are mounted through the bolt assembly are convenient for mounting and dismounting the stirring rod 702, and are beneficial to the implementation of maintenance and replacement work; the speed reduction motor is a speed regulation motor, and the stirring speed can be regulated by a motor controller to be suitable for the molten noble metals with different densities and viscosities.
In a specific embodiment of the present invention, as shown in fig. 2, the middle of the cavity of the crucible 5 is large, and the upper and lower ends are small, and the inner side wall of the crucible 5 is enclosed by a bottom inclined wall 501 and a top necking 502. The molten noble metal mixed liquid in the containing cavity of the crucible 5 flows around in a rotating way under the stirring of the stirring ball 703, and forms a circular flow with an upward flowing side wall and a downward flowing center when meeting the guiding enclosure of the bottom inclined wall 501 and the top necking 502. This circular flow facilitates further uniform mixing of the molten precious metal mixture.
In a specific embodiment of the present invention, as shown in fig. 1, a temperature sensor 8 is further disposed on the top plate of the upper bracket 201, the temperature sensor 8 is mounted on the top plate of the upper bracket 201 through a small bracket, and the probe of the temperature sensor 8 faces the cavity of the crucible 5.
Specifically, the temperature sensor 8 is specifically an infrared induction temperature sensor.
Through temperature sensor 8's setting, can monitor the utility model discloses in the high frequency electromagnetic induction heating furnace heating process the temperature of the mixed liquid of melting noble metal.
The rotation driving device 9 comprises a speed changer and a hand wheel, the hand wheel is connected to the input end of the speed changer through a bevel gear set, and the output end of the speed changer is connected to one end of the middle shaft.
Through the setting of derailleur and hand wheel, be convenient for manually rotate the hand wheel and drive after slowing down the utility model discloses the rotatory certain angle ejection of compact of high frequency electromagnetic induction heating furnace, the control that can be comparatively accurate falls the material inclination, control ejection of compact process.
The utility model discloses high frequency electromagnetic induction heating furnace, through agitating unit 7's setting, the precious metal material according to component ratio in the cavity of crucible 5 quilt after the induction magnetic field of electromagnetic induction coil 4 output produced induced-current and heated up and be the molten condition, agitating unit 7's stirring subassembly starts and sets up rotatory stirring, with the molten precious metal intensive mixing misce bene of each component, has improved the mixing quality of each component of brazing filler metal. In addition, the stirring rod 702 and the stirring ball 703 which are made of refractory materials are arranged, and the stirring rod 702 and the stirring ball 703 are made of non-metallic materials, so that current heating cannot be generated in an induced magnetic field output by the electromagnetic induction coil 4, and stable stirring work is facilitated; the connecting disc and the mounting flange which are mounted through the bolt assembly are convenient for mounting and dismounting the stirring rod 702, and are beneficial to the implementation of maintenance and replacement work; the speed reduction motor is a speed regulation motor, and the stirring speed can be regulated by a motor controller to be suitable for the molten noble metals with different densities and viscosities. Through the arrangement of the unique shape of the cavity of the crucible 5, the molten precious metal mixed liquid in the cavity of the crucible 5 flows around in a rotating manner under the stirring of the stirring balls 703, and when meeting the guiding barriers of the bottom inclined wall 501 and the top necking 502, a circular flow with an upward flowing side wall and a downward flowing center can be formed. This circular flow facilitates further uniform mixing of the molten precious metal mixture. Through temperature sensor 8's setting, can monitor the utility model discloses in the high frequency electromagnetic induction heating furnace heating process the temperature of the mixed liquid of melting noble metal.
The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.
Claims (7)
1. The utility model provides a high frequency electromagnetic induction heating furnace, includes furnace frame (1), furnace casing (2), electromagnetic induction coil pipe (4), crucible (5) and dish fastener (6), its characterized in that: also comprises a stirring device (7); the electromagnetic induction coil pipe (4) is sleeved on the periphery of the crucible (5), the electromagnetic induction coil pipe (4) and the crucible (5) are both installed inside the furnace shell (2) through an inner support (3), the top of the crucible (5) is connected with the plate fastener (6), and the plate fastener (6) is provided with a discharge hole chute (601) for inclined material pouring; two ends of the furnace shell (2) are rotatably erected at the top of the furnace frame (1) through a middle shaft, one end of the middle shaft is provided with an adapter (10) for connecting a high-frequency power supply and a water cooler, and the other end of the middle shaft is connected with a rotation driving device; the stirring device (7) is erected on the furnace shell (2) through an upper support (201), and a stirring component of the stirring device (7) extends into a cavity of the crucible (5).
2. The high-frequency electromagnetic induction heating furnace according to claim 1, characterized in that: agitating unit (7) are including gear motor, connecting axle (701), gear motor installs on upper bracket (201) roof, connecting axle (701) are installed through the bearing frame on upper bracket (201) roof, gear motor's output passes through connecting axle (701) transmission moment of torsion and rotational speed arrive on the stirring subassembly.
3. The high-frequency electromagnetic induction heating furnace according to claim 2, characterized in that: the stirring assembly comprises a stirring rod (702) and a stirring ball (703), a connecting disc at the top of the stirring rod (702) is installed on a mounting flange at the bottom of the connecting shaft (701), the stirring ball (703) is in a hemispherical shell shape, the stirring ball (703) is connected to a cross rod at the bottom of the stirring rod (702), and the stirring rod (702) and the stirring ball (703) are made of refractory materials.
4. The high-frequency electromagnetic induction heating furnace according to claim 1, characterized in that: the crucible is characterized in that the middle of the cavity of the crucible (5) is large, the upper end and the lower end of the cavity are small, and the inner side wall of the crucible (5) is enclosed by a bottom inclined wall (501) and a top necking opening (502).
5. The high-frequency electromagnetic induction heating furnace according to claim 1, characterized in that: the crucible temperature control device is characterized in that a temperature sensor (8) is further arranged on the top plate of the upper support (201), the temperature sensor (8) is installed on the top plate of the upper support (201) through a small support, and a probe of the temperature sensor (8) faces towards the containing cavity of the crucible (5).
6. The high-frequency electromagnetic induction heating furnace according to claim 5, characterized in that: the temperature sensor (8) is an infrared induction temperature sensor.
7. The high-frequency electromagnetic induction heating furnace according to claim 1, characterized in that: the rotation driving device (9) comprises a speed changer and a hand wheel, the hand wheel is connected to the input end of the speed changer through a bevel gear set, and the output end of the speed changer is connected to one end of the middle shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922142642.6U CN211147296U (en) | 2019-12-04 | 2019-12-04 | High-frequency electromagnetic induction heating furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922142642.6U CN211147296U (en) | 2019-12-04 | 2019-12-04 | High-frequency electromagnetic induction heating furnace |
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| Publication Number | Publication Date |
|---|---|
| CN211147296U true CN211147296U (en) | 2020-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922142642.6U Expired - Fee Related CN211147296U (en) | 2019-12-04 | 2019-12-04 | High-frequency electromagnetic induction heating furnace |
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| CN (1) | CN211147296U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112113421A (en) * | 2020-09-07 | 2020-12-22 | 宁国市宏达电炉有限公司 | Self-stirring induction heating furnace |
| CN113375460A (en) * | 2021-05-31 | 2021-09-10 | 江苏神铸智能科技有限公司 | Multi-functional heating furnace that is heated evenly |
-
2019
- 2019-12-04 CN CN201922142642.6U patent/CN211147296U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112113421A (en) * | 2020-09-07 | 2020-12-22 | 宁国市宏达电炉有限公司 | Self-stirring induction heating furnace |
| CN113375460A (en) * | 2021-05-31 | 2021-09-10 | 江苏神铸智能科技有限公司 | Multi-functional heating furnace that is heated evenly |
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| 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: 20200731 Termination date: 20211204 |
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| CF01 | Termination of patent right due to non-payment of annual fee |