CN112857040A - Magnesium alloy smelting furnace - Google Patents

Magnesium alloy smelting furnace Download PDF

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Publication number
CN112857040A
CN112857040A CN202011581186.6A CN202011581186A CN112857040A CN 112857040 A CN112857040 A CN 112857040A CN 202011581186 A CN202011581186 A CN 202011581186A CN 112857040 A CN112857040 A CN 112857040A
Authority
CN
China
Prior art keywords
fixedly arranged
crucible
pipe
magnesium alloy
smelting furnace
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
Application number
CN202011581186.6A
Other languages
Chinese (zh)
Inventor
杨潘
李艳芳
胡丽君
李文娟
胡行
李春华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongguan Eontec Co Ltd
Original Assignee
Dongguan Eontec Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Dongguan Eontec Co Ltd filed Critical Dongguan Eontec Co Ltd
Priority to CN202011581186.6A priority Critical patent/CN112857040A/en
Publication of CN112857040A publication Critical patent/CN112857040A/en
Pending legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B14/00Crucible or pot furnaces
    • F27B14/04Crucible or pot furnaces adapted for treating the charge in vacuum or special atmosphere
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B14/00Crucible or pot furnaces
    • F27B14/08Details peculiar to crucible or pot furnaces
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B14/00Crucible or pot furnaces
    • F27B14/08Details peculiar to crucible or pot furnaces
    • F27B14/10Crucibles
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B14/00Crucible or pot furnaces
    • F27B14/08Details peculiar to crucible or pot furnaces
    • F27B14/10Crucibles
    • F27B14/12Covers therefor
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B14/00Crucible or pot furnaces
    • F27B14/08Details peculiar to crucible or pot furnaces
    • F27B14/20Arrangement of controlling, monitoring, alarm or like devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B14/00Crucible or pot furnaces
    • F27B14/04Crucible or pot furnaces adapted for treating the charge in vacuum or special atmosphere
    • F27B2014/045Vacuum
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B14/00Crucible or pot furnaces
    • F27B14/08Details peculiar to crucible or pot furnaces
    • F27B2014/0837Cooling arrangements

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)

Abstract

The invention discloses a magnesium alloy smelting furnace, which comprises a base, wherein a main furnace body is fixedly arranged at the top of the base, a crucible is fixedly arranged in the main furnace body, a protective cover is fixedly arranged at the top of the crucible, a thermocouple is fixedly arranged at the center of the top of the protective cover, a pressure valve is fixedly arranged on one side of the thermocouple, a pressure relief valve is fixedly arranged on the other side of the thermocouple, an air inlet pipe is fixedly arranged on one side of the crucible, an air delivery tank is fixedly arranged on one side of the air inlet pipe, a control box is fixedly arranged on one side of the air delivery tank, a discharge pipe is fixedly arranged on one side of the crucible, which is far away from the air delivery tank, the main furnace body comprises a heat preservation layer. This kind of magnesium alloy smelting furnace, simple structure is reasonable, and the modern design is got the pipe through cold and is cooled down main furnace body, keeps the crucible to be in a stable temperature environment to avoid taking place the incident.

Description

Magnesium alloy smelting furnace
Technical Field
The invention relates to the technical field of smelting devices, in particular to a magnesium alloy smelting furnace.
Background
The magnesium alloy is an alloy formed by adding other elements on the basis of magnesium. The method is characterized in that: the aluminum alloy has the advantages of small density (about 1.8g/cm 3), high strength, large elastic modulus, good heat dissipation, good shock absorption, larger impact load bearing capacity than aluminum alloy, and good organic matter and alkali corrosion resistance. The main alloy elements comprise aluminum, zinc, manganese, cerium, thorium, a small amount of zirconium or cadmium and the like. Currently, the most widely used are magnesium-aluminum alloys, followed by magnesium-manganese alloys and magnesium-zinc-zirconium alloys. The method is mainly used in aviation, aerospace, transportation, chemical engineering, rocket and other industrial departments. Low density, good specific property, good damping property, good electric and heat conducting properties, good processing property, poor corrosion resistance, easy oxidation and combustion and poor heat resistance. The processing process, corrosion and mechanical properties of the alloy are characterized by: the heat dissipation is fast, the weight is light, the rigidity is good, the corrosion resistance and the size stability are certain, the impact resistance, the wear resistance and the attenuation performance are good, and the recovery is easy; in addition, the material has the characteristics of high heat conduction and electric conduction, no magnetism, good shielding property and no toxicity. The application range is as follows: the magnesium alloy is widely used in portable appliances and the automobile industry to achieve the purpose of light weight.
The production and manufacture of the magnesium alloy must be carried out through a smelting process, and the smelting of the magnesium alloy is generally carried out in a smelting furnace, a heating device, a temperature measuring device and the like. Because of the strong chemical activity of magnesium, magnesium is easy to oxidize in air, and especially under the condition of high temperature, the heat released by oxidation reaction is easy to fuel if the heat cannot be timely dissipated. Meanwhile, the smelting furnace is easy to leak in the melting process, so that the danger is higher, and the existing magnesium alloy smelting furnace needs to be improved on the aspect of avoiding the leakage problem, and has no good protective measures, so that safety accidents are easy to happen, and the loss is caused. Therefore, we improve the method and provide a magnesium alloy smelting furnace.
Disclosure of Invention
In order to solve the technical problems, the invention provides the following technical scheme:
the invention relates to a magnesium alloy smelting furnace, which comprises a base, wherein a main furnace body is fixedly arranged at the top of the base, a crucible is fixedly arranged in the main furnace body, a protective cover is fixedly arranged at the top of the crucible, a thermocouple is fixedly arranged at the center of the top of the protective cover, one side of the thermocouple is fixedly provided with a pressure valve, the other side of the thermocouple is fixedly provided with a pressure relief valve, an air inlet pipe is fixedly arranged at one side of the crucible, an air delivery box is fixedly arranged at one side of the air inlet pipe, a control box is fixedly arranged on one side of the gas transmission box, a discharge pipe is fixedly arranged on one side of the crucible away from the gas transmission box, the main furnace body comprises a heat-insulating layer, a cooling pipe is fixedly arranged in the heat-insulating layer, a heating layer is fixedly arranged on one side of the heat-insulating layer, a heater is fixedly installed on one side of the heating layer, and a cooling water tank is fixedly installed on one side of the discharge pipe.
As a preferred technical scheme of the invention, fixing screws are fixedly arranged on two sides of the protective cover, and an installation groove is fixedly arranged on the top of the crucible.
As a preferred technical scheme of the invention, sealing rings are fixedly arranged at the joints of the gas inlet pipe and the discharge pipe with the crucible, and valves are fixedly arranged on the surfaces of the gas inlet pipe and the discharge pipe.
As a preferable technical scheme of the invention, an air conveying pump is fixedly arranged in the air conveying box, and one end of the air inlet pipe in the air conveying box is fixedly arranged at the top of the air conveying pump.
As a preferred embodiment of the present invention, the warming layer includes a heat reflecting layer and a vacuum layer.
As a preferable technical scheme of the invention, two groups of heaters are fixedly arranged and are symmetrically arranged on two sides of the crucible.
As a preferred technical scheme of the invention, a water inlet is fixedly arranged at the top of the cooling water tank, a water suction pump is fixedly arranged in the cooling water tank, a water delivery pipe is fixedly arranged at the top of the water suction pump, and a liquid level sensor is fixedly arranged on the inner wall of the cooling water tank.
As a preferable technical scheme of the invention, the water delivery pipe penetrates through one side of the main furnace body and is fixedly connected with one side of the cooling pipe.
The invention has the beneficial effects that:
1. according to the magnesium alloy smelting furnace, a cooling pipe is fixedly arranged in a heat preservation layer, a water inlet hole is fixedly formed in the top of a cooling water tank, a water suction pump is fixedly arranged in the cooling water tank, a water delivery pipe is fixedly arranged at the top of the water suction pump, a liquid level sensor is fixedly arranged on the inner wall of the cooling water tank, the water delivery pipe penetrates through one side of a main furnace body and is fixedly connected with one side of the cooling pipe, the main furnace body is cooled through a cold taking pipe, a crucible is kept in a stable temperature environment, and therefore safety accidents are avoided;
2. this kind of magnesium alloy smelting furnace, the inside fixed mounting of heat preservation has the cooling tube, and heat preservation one side fixed mounting has the layer of heating, and the layer one side fixed mounting that heats has the heater, through heat preservation and zone of heating, when further avoiding the heat to scatter and disappear, has also avoided the staff to receive the harm of scald.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural diagram of a magnesium alloy smelting furnace according to the present invention;
FIG. 2 is a schematic view of the internal structure of a cooling water tank of a magnesium alloy smelting furnace according to the present invention;
FIG. 3 is an enlarged view of A of a magnesium alloy melting furnace according to the present invention.
In the figure: 1. a base; 2. a main furnace body; 3. a crucible; 4. a protective cover; 5. a thermocouple; 6. a pressure valve; 7. a pressure relief valve; 8. an air inlet pipe; 9. a gas transmission tank; 10. a control box; 11. a discharge pipe; 12. a heat-insulating layer; 13. a cooling tube; 14. heating the layer; 15. a heater; 16. a cooling water tank; 17. a set screw; 18. a seal ring; 19. an air delivery pump; 20. a water pump; 21. a water delivery pipe.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in fig. 1-3, the magnesium alloy smelting furnace of the present invention includes a base 1, a main furnace body 2 is fixedly installed on the top of the base 1, a crucible 3 is fixedly installed inside the main furnace body 2, a protective cover 4 is fixedly installed on the top of the crucible 3, a thermocouple 5 is fixedly installed at the center of the top of the protective cover 4, a pressure valve 6 is fixedly installed on one side of the thermocouple 5, a pressure release valve 7 is fixedly installed on the other side of the thermocouple 5, an air inlet pipe 8 is fixedly installed on one side of the crucible 3, an air delivery box 9 is fixedly installed on one side of the air inlet pipe 8, a control box 10 is fixedly installed on one side of the air delivery box 9, a discharge pipe 11 is fixedly installed on one side of the crucible 3 away from the air delivery box 9, the main furnace body 2 includes a heat insulating layer 12, a cooling pipe 13 is fixedly installed inside the.
Wherein, protective cover 4 both sides fixed mounting has set screw 17, and crucible 3 top fixed is provided with the mounting groove.
Wherein, the junction of the inlet pipe 8 and the discharge pipe 11 with the crucible 3 is fixedly provided with a sealing ring 18, and the pipe body surface of the inlet pipe 8 and the discharge pipe 11 is fixedly provided with a valve.
Wherein, the gas transmission tank 9 is internally and fixedly provided with a gas transmission pump 19, and one end of the gas inlet pipe 8 in the gas transmission tank 9 is fixedly arranged at the top of the gas transmission pump 19.
Wherein the warming layer 14 includes a heat reflective layer and a vacuum layer.
Wherein, two groups of heaters 15 are fixedly arranged, and the two groups of heaters 15 are symmetrically arranged at two sides of the crucible 3.
Wherein, the top of the cooling water tank 16 is fixedly provided with a water inlet, a water suction pump 20 is fixedly arranged inside the cooling water tank 16, the top of the water suction pump 20 is fixedly provided with a water pipe 21, and the inner wall of the cooling water tank 16 is fixedly provided with a liquid level sensor.
Wherein, the water pipe 21 penetrates one side of the main furnace body 2 and is fixedly connected with one side of the cooling pipe 13.
The working principle is as follows: the user puts the magnesium ingot to be melted into the crucible 3, the protective cover 4 is covered on the top of the crucible 3, the protective cover 4 is fixed on the top of the crucible 3 through the fixing screw 17, the heater 15 is started through the control box 10, the heater 15 starts to heat the crucible 3, the thermocouple 5 starts to heat, the temperature in the crucible 3 rises, the magnesium ingot is melted, the gas transmission pump 19 in the gas transmission box 9 transmits gas to the crucible 3 through the gas inlet pipe 8, the pressure valve 6 on the top of the protective cover 4 detects the pressure in the crucible 3, when the pressure detected by the pressure valve 6 exceeds a fixed value, the pressure is released through the pressure release valve 7, when the temperature is increased, the water suction pump 20 in the cooling water tank 16 transmits cooling liquid to the water transmission pipe 21, the main furnace body 2 is cooled through the cooling pipe 13, the crucible 3 is kept in a stable temperature environment, thereby avoiding safety accidents.
Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. The magnesium alloy smelting furnace comprises a base (1) and is characterized in that a main furnace body (2) is fixedly mounted at the top of the base (1), a crucible (3) is fixedly mounted inside the main furnace body (2), a protective cover (4) is fixedly mounted at the top of the crucible (3), a thermocouple (5) is fixedly mounted at the center of the top of the protective cover (4), a pressure valve (6) is fixedly mounted on one side of the thermocouple (5), a pressure release valve (7) is fixedly mounted on the other side of the thermocouple (5), an air inlet pipe (8) is fixedly mounted on one side of the crucible (3), an air transmission box (9) is fixedly mounted on one side of the air inlet pipe (8), a control box (10) is fixedly mounted on one side of the air transmission box (9), a discharge pipe (11) is fixedly mounted on one side of the crucible (3) far away from the air transmission box (9, inside fixed mounting of heat preservation (12) has cooling tube (13), heat preservation (12) one side fixed mounting has heating layer (14), heating layer (14) one side fixed mounting has heater (15), discharging pipe (11) one side fixed mounting has coolant tank (16).
2. The smelting furnace according to claim 1, characterized by fixing screws (17) fixed to both sides of the protecting cover (4), and by a mounting groove fixed to the top of the crucible (3).
3. A magnesium alloy smelting furnace according to claim 1, characterized in that the joints of the inlet pipe (8) and the outlet pipe (11) with the crucible (3) are fixedly provided with sealing rings (18), and the surfaces of the pipe bodies of the inlet pipe (8) and the outlet pipe (11) are fixedly provided with valves.
4. The magnesium alloy smelting furnace according to claim 1, characterized by a gas transmission pump (19) being fixedly arranged inside the gas transmission box (9), and the gas inlet pipe (8) being fixedly arranged at the top of the gas transmission pump (19) at one end inside the gas transmission box (9).
5. A magnesium alloy smelting furnace according to claim 1, characterized by the heating layer (14) comprising a heat reflecting layer and a vacuum layer.
6. A magnesium alloy smelting furnace according to claim 1, characterized in that two sets of heaters (15) are fixedly arranged, and two sets of heaters (15) are symmetrically arranged on both sides of the crucible (3).
7. The magnesium alloy smelting furnace according to claim 1, characterized in that a water inlet is fixedly arranged at the top of the cooling water tank (16), a water suction pump (20) is fixedly arranged inside the cooling water tank (16), a water delivery pipe (21) is fixedly arranged at the top of the water suction pump (20), and a liquid level sensor is fixedly arranged on the inner wall of the cooling water tank (16).
8. The magnesium alloy smelting furnace according to claim 1 or 7, characterized by the water pipe (21) penetrating one side of the main furnace body (2) and fixedly connected with one side of the cooling pipe (13).
CN202011581186.6A 2020-12-28 2020-12-28 Magnesium alloy smelting furnace Pending CN112857040A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011581186.6A CN112857040A (en) 2020-12-28 2020-12-28 Magnesium alloy smelting furnace

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011581186.6A CN112857040A (en) 2020-12-28 2020-12-28 Magnesium alloy smelting furnace

Publications (1)

Publication Number Publication Date
CN112857040A true CN112857040A (en) 2021-05-28

Family

ID=75997728

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011581186.6A Pending CN112857040A (en) 2020-12-28 2020-12-28 Magnesium alloy smelting furnace

Country Status (1)

Country Link
CN (1) CN112857040A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113461306A (en) * 2021-06-21 2021-10-01 中国原子能科学研究院 Container and material processing equipment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113461306A (en) * 2021-06-21 2021-10-01 中国原子能科学研究院 Container and material processing equipment

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Application publication date: 20210528