Metal alloy vacuum separation distillation furnace

Abstract

The utility model provides a kind of metal alloy vacuum separation distillation furnace, including the vacuum furnace body being equipped with vacuum suction device, the vacuum furnace body includes the open end with the jacketed furnace shell and detachable sealing cover jacketed furnace cover being equipped in the open end of the jacketed furnace shell;Jacketed furnace shell is equipped with the crucible for containing alloy material in, the outer periphery ring of the crucible is equipped with the heating device for melting alloy material, and bottom is provided with weighing device;The open end of the crucible is equipped with gas guide sleeve, and the gas guide sleeve extends into jacketed furnace cover, and is communicated with the jacketed furnace cover;Condenser is equipped in the jacketed furnace cover, and the end of the gas guide sleeve away from crucible extends into condenser, to make low-boiling point metal vaporization after adhering to condenser inner wall realizes separation;The utility model is applicable to small-scale production and test, can solve the high cost, high pollution problem of traditional electrolytic process, and meet flexible production demand.

Claims

1. A vacuum separation distillation furnace for metal alloys, characterized in that, The vacuum furnace body includes a vacuum suction device, the vacuum furnace body including a jacketed furnace shell with an opening at one end and a jacketed furnace cover with a removable sealing cover at the opening end of the jacketed furnace shell. The jacketed furnace shell is equipped with a crucible for holding alloy materials. The outer circumference of the crucible is equipped with a heating device for melting the alloy materials, and a weighing device is provided at the bottom. The open end of the crucible is equipped with a gas guide sleeve, which extends into the jacketed furnace cover and communicates with the jacketed furnace cover. The jacketed furnace cover is equipped with a condenser, and the end of the gas guide sleeve away from the crucible extends into the condenser so that the low-boiling-point metal vaporizes and adheres to the inner wall of the condenser for separation.

2. The vacuum separation distillation furnace for metal alloys according to claim 1, characterized in that, The heating device is a medium-frequency inductor. The induction coil of the medium-frequency inductor is arranged around the outer wall of the crucible, and the two ends of the induction coil extend out of the jacketed furnace shell and are connected to the medium-frequency power supply.

3. A vacuum separation distillation furnace for metal alloys according to claim 1 or 2, characterized in that, The condenser is a water-cooled jacketed condenser, which includes a condensing jacket body with openings at both ends, a base detachably disposed at one end of the condensing jacket body, and a cover plate disposed at the other end of the condensing jacket body. The base has a through hole in the middle so that the end of the gas guide sleeve away from the crucible can extend into the condenser; the cover plate has a vent hole. Cooling water inlet pipe and cooling water outlet pipe extend from the condensing jacket body, and the two water pipes pass through the jacketed furnace cover.

4. A vacuum separation distillation furnace for metal alloys according to claim 1 or 2, characterized in that, The jacketed furnace shell is also provided with a crucible lifter at the exit end, and the lifting end of the crucible lifter is provided with a lifting push rod. The end of the lifting push rod away from the crucible lifter passes through the jacketed furnace shell and is placed at the bottom of the crucible, so as to push the crucible out of the heating device when the furnace lid is opened.

5. A vacuum separation distillation furnace for metal alloys according to claim 1 or 2, characterized in that, The metal alloy vacuum separation distillation furnace also includes a furnace cover lifter, a guide sleeve, and a lifting rod. The furnace cover lifter is located on the outer wall of the jacketed furnace shell, and the guide sleeve is correspondingly located on the outer wall of the jacketed furnace shell. One end of the lifting rod is connected to the lifting end of the furnace cover lifter, and the other end passes through the guide sleeve and is connected to the jacketed furnace cover, for opening the jacketed furnace cover.

6. A vacuum separation distillation furnace for metal alloys according to claim 1 or 2, characterized in that, The jacketed furnace cover is provided with a vacuum connector in the middle, one end of which extends into the inner cavity of the jacketed furnace cover, and the other end is used to connect to a vacuum suction device.

7. A vacuum separation distillation furnace for metal alloys according to claim 4, characterized in that, The weighing device includes a weighing support frame, several weighing sensors, a weighing receiving plate, and a crucible support sleeve. The weighing support frame is installed inside the jacketed furnace shell; several weighing sensors are evenly distributed on the weighing support frame, and the weighing receiving plate is located directly above the weighing sensors; the crucible support sleeve is installed above the weighing receiving plate to support and lift the crucible. The weighing support frame and the weighing support frame are respectively provided with through holes coaxially in the middle part for the lifting push rod to pass through, and the through holes are coaxially arranged with the crucible bearing sleeve.

8. A vacuum separation distillation furnace for metal alloys according to claim 7, characterized in that, The jacketed furnace shell is also provided with a support plate for supporting the installation of the heating device; The outer edge of the support plate is connected to the inner wall of the jacketed furnace shell, and the middle part of the support plate is provided with a through hole, which is adapted to the outer diameter of the crucible support sleeve.

9. A vacuum separation distillation furnace for metal alloys according to claim 1 or 2, characterized in that, Both the jacketed furnace shell and the jacketed furnace cover adopt a water-cooled jacket structure.

10. A vacuum separation distillation furnace for metal alloys according to claim 1 or 2, characterized in that, The jacketed furnace shell is also provided with a nitrogen inlet, which is used to introduce nitrogen at a preset pressure into the vacuum furnace body after distillation, so as to accelerate the cooling inside the furnace and prevent the crucible from high-temperature oxidation.

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