CN215413232U - Refining furnace for producing magnesium alloy sacrificial anode - Google Patents
Refining furnace for producing magnesium alloy sacrificial anode Download PDFInfo
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- CN215413232U CN215413232U CN202121252248.9U CN202121252248U CN215413232U CN 215413232 U CN215413232 U CN 215413232U CN 202121252248 U CN202121252248 U CN 202121252248U CN 215413232 U CN215413232 U CN 215413232U
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Abstract
The utility model belongs to the technical field of magnesium alloy processing, and particularly relates to a refining furnace for producing a magnesium alloy sacrificial anode, which comprises a furnace body, wherein a first cavity and a second cavity are arranged in the furnace body, a crucible is arranged in the first cavity, an electric heating layer and a heat insulation layer are arranged between the crucible and the first cavity, a speed reduction motor is arranged at the top of the crucible, a rotating shaft and a temperature sensor are arranged inside the crucible, the top end of the rotating shaft is in transmission connection with an output shaft of the speed reduction motor, a stirring inclined rod and a stirring cross rod are arranged on the rotating shaft, a scraper is fixedly arranged at the tail end of the stirring inclined rod, a cylindrical connecting piece is fixedly connected with the tail end of the stirring cross rod, a stirring claw is arranged on the cylindrical connecting piece, a cooling cavity is arranged in the second cavity, a water storage cavity is arranged between the cooling cavity and the second cavity, a refrigerator is arranged outside the water storage cavity, and is communicated with the crucible and the cooling cavity through a connecting pipe. The device has the advantages of accurate temperature control, high production efficiency and pure product.
Description
Technical Field
The utility model belongs to the technical field of magnesium alloy processing, and particularly relates to a refining furnace for producing a magnesium alloy sacrificial anode.
Background
The prior magnesium alloy sacrificial anode casting technology is a process of drawing molten magnesium alloy liquid from the lower part after cooling and forming by a casting mould, and casting the molten magnesium alloy liquid into a casting blank with a certain section shape and a certain length. In the production of magnesium alloy, the melting refining of magnesium and other metal raw materials is an important link, and a special refining furnace is required for the melting refining. When the prior refining furnace is used, the temperature rise is slow, the temperature control is not accurate enough, the heat preservation effect is poor, and the energy waste is easily caused; when other metal raw materials or refining agents are melted and mixed, the mixing is not uniform, so that the impurity removal effect of the refining agents is poor, and the product quality is influenced; in addition, the cooling function is not provided, the magnesium alloy liquid melted at high temperature cannot be cooled, the subsequent processing of the magnesium alloy is influenced, and the production efficiency is low.
Therefore, improvements are needed.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the prior art, the utility model provides a refining furnace for producing a magnesium alloy sacrificial anode, which comprises a furnace body, a first cavity and a second cavity are arranged in the furnace body, a crucible is arranged in the first cavity, an electric heating layer and a heat preservation layer are sequentially arranged between the crucible and the first chamber from inside to outside, a speed reducing motor, a feed inlet and a first air inlet pipe are arranged at the top of the crucible, a rotating shaft and a temperature sensor are arranged in the crucible, the top end of the rotating shaft is in transmission connection with an output shaft of a speed reducing motor, a stirring inclined rod and a plurality of stirring cross rods are arranged on the rotating shaft, the stirring diagonal rod is positioned below the stirring cross rod, the tail end of the stirring diagonal rod is fixedly provided with a scraping plate, the tail end of the stirring cross rod is fixedly connected with a cylindrical connecting piece, and a stirring claw is arranged on the cylindrical connecting piece;
the second cavity is positioned on one side of the first cavity, a cooling cavity is arranged in the second cavity, a second air inlet pipe and an air outlet are arranged at the top of the cooling cavity, a discharge hole is formed in the bottom of the cooling cavity, a water storage cavity is arranged between the cooling cavity and the second cavity, a refrigerator is arranged outside the water storage cavity, the refrigerator is respectively communicated with the upper part and the bottom of the water storage cavity through a circulating pipeline, and a circulating pump is arranged on the circulating pipeline;
the crucible and the cooling cavity are communicated through a connecting pipe, and a melt pump is arranged on the connecting pipe.
Preferably, the temperature sensor is a WRNK-230 high-temperature-resistant thermocouple temperature sensor for detecting the temperature in the crucible.
Preferably, the diameter of the circular surface of the cylindrical connecting piece close to one end of the stirring claw is larger than that of the circular surface of the cylindrical connecting piece close to one end of the stirring rod.
Preferably, a control panel is arranged on the side part of the furnace body, and actuating mechanisms of the temperature sensor, the speed reducing motor, the melt pump and the circulating pump are electrically connected with the control panel.
The utility model also comprises other components which can be normally used by the refining furnace for producing the magnesium alloy sacrificial anode, and the components are conventional technical means in the field. In addition, the devices or components not limited in the present invention are all the means of the conventional technology in the field, such as speed reducing motor, circulating pump, melt pump and refrigerator.
The working principle of the utility model is that a magnesium ingot is put into a crucible of a first cavity, the crucible is heated through an electric heating layer, protective gas is introduced through a first gas inlet pipe, after the magnesium ingot is melted, other metal raw materials such as an aluminum ingot and a zinc ingot are added, the temperature is continuously raised, then a refining agent is added for impurity removal, a speed reduction motor is started to drive a rotating shaft, a stirring cross rod and a stirring inclined rod to rotate, a stirring claw can rapidly and uniformly mix the refining agent with molten magnesium alloy liquid, and a scraper can scrape attachments on the inner wall of the crucible, so that the later-stage cleaning is facilitated; standing for a period of time after refining and impurity removal so as to settle part of impurities, introducing high-temperature magnesium alloy liquid in the crucible into a cooling cavity of a second cavity through a melt pump, continuously circulating water in a water storage cavity and a circulating pipeline through a circulating pump so as to cool the high-temperature magnesium alloy liquid in the cooling cavity, and finally discharging the cooled magnesium alloy liquid from a discharge hole.
The temperature control device has the advantages that the device is reasonable in structural design and convenient to operate, through the design of the electric heating layer, the heat insulation layer and the temperature sensor, the temperature rise is fast, the temperature control is accurate, the heat insulation effect is good, and energy is greatly saved; through the design of the stirring device, the molten magnesium and other metal raw materials or refining agents are favorably mixed, so that the molten magnesium and other metal raw materials or refining agents are uniformly mixed, the impurity removal effect of the refining agents is improved, and the product quality is ensured; through the design of a cavity, molten magnesium alloy liquid is introduced into the second cavity by using a melt pump, and after precipitation and purification, the relatively pure magnesium alloy liquid is discharged, so that the product purity is improved; in addition, the cooling cavity has a cooling function, can cool the high-temperature molten magnesium alloy liquid, facilitates subsequent magnesium alloy processing, and improves the production efficiency.
Drawings
The utility model is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural view of the stirring claw of the present invention.
In the figure: 1. the automatic stirring device comprises a furnace body, 2, a first chamber, 3, a second chamber, 4, a crucible, 5, an electric heating layer, 6, an insulating layer, 7, a speed reducing motor, 8, a feeding hole, 9, a first air inlet pipe, 10, a rotating shaft, 11, a temperature sensor, 12, a stirring inclined rod, 13, a stirring cross rod, 14, a scraping plate, 15, a cylindrical connecting piece, 16, a stirring claw, 17, a cooling cavity, 18, a second air inlet pipe, 19, an exhaust hole, 20, a discharge hole, 21, a water storage cavity, 22, a refrigerator, 23, a circulating pipeline, 24, a circulating pump, 25, a connecting pipe, 26, a melt pump and 27, and a control panel.
Detailed Description
The present invention will be described more clearly with reference to the accompanying drawings, which are included to illustrate and not to limit the present invention. All other embodiments, which can be obtained by those skilled in the art without any inventive step based on the embodiments of the present invention, should be included in the scope of the present invention.
Examples
As shown in figures 1-2, the utility model provides a refining furnace for producing a magnesium alloy sacrificial anode, which comprises a furnace body 1, wherein a first chamber 2 and a second chamber 3 are arranged in the furnace body 1, a crucible 4 is arranged in the first chamber 2, an electric heating layer 5 and a heat insulation layer 6 are sequentially arranged between the crucible 4 and the first chamber 2 from inside to outside, a speed reducing motor 7, a feed inlet 8 and a first air inlet pipe 9 are arranged at the top of the crucible 4, a rotating shaft 10 and a temperature sensor 11 are arranged in the crucible 4, the top end of the rotating shaft 10 is in transmission connection with an output shaft of the speed reducing motor 7, a stirring inclined rod 12 and a plurality of stirring cross rods 13 are arranged on the rotating shaft 10, the stirring inclined rod 12 is positioned below the stirring cross rods 13, a scraper 14 is fixedly arranged at the tail end of the stirring inclined rod 12, and a cylindrical connecting piece 15 is fixedly connected at the tail end of the stirring cross rods 13, the cylindrical connecting piece 15 is provided with a stirring claw 16;
the second chamber 3 is positioned at one side of the first chamber 2, a cooling chamber 17 is arranged in the second chamber 3, a second air inlet pipe 18 and an air outlet 19 are arranged at the top of the cooling chamber 17, a discharge hole 20 is arranged at the bottom of the cooling chamber 17, a water storage chamber 21 is arranged between the cooling chamber 17 and the second chamber 3, a refrigerator 22 is arranged outside the water storage chamber 21, the refrigerator 22 is respectively communicated with the upper part and the bottom of the water storage chamber 21 through a circulating pipeline 23, and a circulating pump 24 is arranged on the circulating pipeline 23;
the crucible 4 is communicated with the cooling cavity 17 through a connecting pipe 25, and a melt pump 26 is arranged on the connecting pipe 25.
The temperature sensor 11 adopts a WRNK-230 high-temperature-resistant thermocouple temperature sensor for detecting the temperature in the crucible 4. The diameter of the circular surface of the cylindrical connecting piece 15 close to one end of the stirring claw 16 is larger than that of the circular surface of the cylindrical connecting piece close to one end of the stirring rod. The side part of the furnace body 1 is provided with a control panel 27, and the actuating mechanisms of the temperature sensor 11, the speed reducing motor 7, the melt pump 26 and the circulating pump 24 are all electrically connected with the control panel 27.
The working principle of the utility model is that magnesium ingots are put into a crucible 4 of a first chamber 2, the crucible 4 is heated through an electric heating layer 5, protective gas is introduced through a first gas inlet pipe 9, after the magnesium ingots are melted, other metal raw materials such as aluminum ingots and zinc ingots are added, the temperature is continuously raised, then a refining agent is added for removing impurities, a speed reducing motor 7 is started to drive a rotating shaft 10, a stirring cross rod 13 and a stirring inclined rod 12 to rotate, a stirring claw 16 can rapidly and uniformly mix the refining agent and molten magnesium alloy liquid, and a scraper 14 can scrape attachments on the inner wall of the crucible 4, so that the later cleaning is facilitated; standing for a period of time after refining and impurity removal so as to settle part of impurities, introducing the high-temperature magnesium alloy liquid in the crucible 4 into the cooling cavity 17 of the second chamber 3 through the melt pump 26, continuously circulating water in the water storage cavity 21 and the circulating pipeline 23 through the circulating pump 24 so as to cool the high-temperature magnesium alloy liquid in the cooling cavity 17, and finally discharging the cooled magnesium alloy liquid from the discharge hole 20.
Having described embodiments of the present invention, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the illustrated embodiments.
Claims (4)
1. The utility model provides a refining furnace is used in production of magnesium alloy sacrificial anode, includes the furnace body, its characterized in that: the furnace comprises a furnace body and is characterized in that a first cavity and a second cavity are arranged in the furnace body, a crucible is arranged in the first cavity, an electric heating layer and a heat preservation layer are sequentially arranged between the crucible and the first cavity from inside to outside, a speed reduction motor, a feed inlet and a first air inlet pipe are arranged at the top of the crucible, a rotating shaft and a temperature sensor are arranged in the crucible, the top end of the rotating shaft is in transmission connection with an output shaft of the speed reduction motor, a stirring inclined rod and a plurality of stirring cross rods are arranged on the rotating shaft, the stirring inclined rod is positioned below the stirring cross rods, a scraper blade is fixedly installed at the tail end of the stirring inclined rod, a cylindrical connecting piece is fixedly connected at the tail end of the stirring cross rods, and stirring claws are arranged on the cylindrical connecting piece;
the second cavity is positioned on one side of the first cavity, a cooling cavity is arranged in the second cavity, a second air inlet pipe and an air outlet are arranged at the top of the cooling cavity, a discharge hole is formed in the bottom of the cooling cavity, a water storage cavity is arranged between the cooling cavity and the second cavity, a refrigerator is arranged outside the water storage cavity, the refrigerator is respectively communicated with the upper part and the bottom of the water storage cavity through a circulating pipeline, and a circulating pump is arranged on the circulating pipeline;
the crucible and the cooling cavity are communicated through a connecting pipe, and a melt pump is arranged on the connecting pipe.
2. The refining furnace for producing the magnesium alloy sacrificial anode according to claim 1, wherein: the temperature sensor adopts a WRNK-230 high-temperature-resistant thermocouple temperature sensor.
3. The refining furnace for producing the magnesium alloy sacrificial anode according to claim 1, wherein: the diameter of the circular surface of the cylindrical connecting piece close to one end of the stirring claw is larger than that of the circular surface of the cylindrical connecting piece close to one end of the stirring rod.
4. The refining furnace for producing the magnesium alloy sacrificial anode according to claim 1, wherein: the lateral part of the furnace body is provided with a control panel, and actuating mechanisms of the temperature sensor, the speed reducing motor, the melt pump and the circulating pump are all electrically connected with the control panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121252248.9U CN215413232U (en) | 2021-06-04 | 2021-06-04 | Refining furnace for producing magnesium alloy sacrificial anode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121252248.9U CN215413232U (en) | 2021-06-04 | 2021-06-04 | Refining furnace for producing magnesium alloy sacrificial anode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215413232U true CN215413232U (en) | 2022-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121252248.9U Active CN215413232U (en) | 2021-06-04 | 2021-06-04 | Refining furnace for producing magnesium alloy sacrificial anode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215413232U (en) |
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2021
- 2021-06-04 CN CN202121252248.9U patent/CN215413232U/en active Active
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