Rare earth fluorination furnace with high thermal efficiency

Abstract

The utility model relates to the technical field of rare earth fluorination, and discloses a rare earth fluorination furnace with high thermal efficiency, which comprises a furnace body, a stirring component is arranged on the inner surface of the furnace body, a heating component is arranged below the furnace body, a feeding component is arranged above the furnace body, the feeding component comprises a feeding port, and the stirring component is arranged on the inner surface of the furnace body. The feeding port is fixedly connected with the upper portion of the furnace body, the upper portion of the furnace body is fixedly connected with a supporting plate, the right side of the supporting plate is rotationally connected with a second gear, the right side of the second gear is fixedly connected with a connecting shaft, the right side of the connecting shaft is fixedly connected with a measuring cup, and a lifting assembly is arranged above the furnace body. A driving assembly is arranged on the left side of the lifting assembly, and a driving assembly is arranged on the back face of the lifting assembly. The lifting assembly ascends to drive the driving assembly, so that a measuring cup in the feeding assembly rotates so as to add rare earth fluoride raw materials into the feeding port, at the moment, the driving assembly can cancel connection with the stirring assembly, and the purpose of safety is achieved while feeding is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of rare earth fluorination, in particular to a rare earth fluorination furnace with high thermal efficiency. Background Art

[0002] The preparation of rare earth fluoride first requires the preparation of rare earth acetate aqueous solution and ammonium fluoride aqueous solution, and then the prepared rare earth acetate aqueous solution and ammonium fluoride aqueous solution are mixed and reacted to finally precipitate rare earth fluoride. The precipitated rare earth fluoride is dried under vacuum drying conditions at 70-100°C, and then sintered in a sintering furnace at 250-350°C for 5-10 hours. This process helps to remove residual moisture and other impurities, and improve the purity and quality of the product.

[0003] For example, the Chinese patent publication number CN219603266U, "A rare earth fluorination furnace", discloses the following technical solution: This utility model relates to the technical field of fluorination furnaces, and in particular refers to a rare earth fluorination furnace, comprising a furnace body, a furnace cover is provided on the furnace body, a heating and stirring assembly is installed on the furnace cover, and a circulating water cooling assembly is provided on the periphery of the furnace body; the heating and stirring assembly comprises a hollow rotating rod, a plurality of hollow stirring rods are staggeredly connected on the hollow rotating rod, the hollow stirring rods are connected to the hollow part of the hollow rotating rod, an electric heating wire is provided in the hollow interior of the hollow rotating rod and the hollow stirring rod, and one end of the hollow rotating rod passes through the furnace cover and is connected to a drive motor, and the drive motor is fixedly installed on the furnace cover through a bracket. This utility model has good heating effect, uniform heating, and has the functions of preheating and rapid cooling.

[0004] However, in actual use, it is not convenient to feed the materials. The rare earth fluoride raw materials need to be prepared in advance and then placed in a container and then added to the furnace body. When quantitative multiple batches of rare earth fluoride need to be mixed and reacted, it is necessary to continuously add raw materials to the furnace manually, which is time-consuming and labor-intensive and not convenient for rapid feeding. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In view of the deficiencies of the prior art, the utility model provides a rare earth fluorination furnace with high thermal efficiency.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a rare earth fluorination furnace with high thermal efficiency, comprising a furnace body, a stirring assembly is arranged on the inner surface of the furnace body, a heating assembly is arranged below the furnace body, a feeding assembly is arranged above the furnace body, the feeding assembly comprises a feeding port, the feeding port is fixedly connected to the top of the furnace body, a support plate is fixedly connected to the top of the furnace body, a second gear is rotatably connected to the right side of the support plate, a connecting shaft is fixedly connected to the right side of the second gear, a measuring cup is fixedly connected to the right side of the connecting shaft, a lifting assembly is arranged above the furnace body, a driving assembly is arranged on the left side of the lifting assembly, and a driving assembly is arranged on the back of the lifting assembly.

[0009] Preferably, the stirring assembly includes a rotating shaft, which passes through the top of the furnace body and is rotatably connected, a docking sleeve is fixedly connected to the top of the rotating shaft, and a stirring frame is fixedly connected to the bottom of the rotating shaft. The stirring frame is made of heat-conducting material, and an electric heating wire is arranged on the inner surface of the stirring frame.

[0010] Preferably, the heating assembly comprises a supporting leg, the supporting leg is fixedly connected to the bottom of the furnace body, a base is fixedly connected to the bottom of the supporting leg, and a heater is fixedly installed above the base.

[0011] Preferably, the lifting assembly includes a lifting column, which is fixedly connected to the top of the furnace body, a lifting sleeve is provided on the outer surface of the lifting column, a top plate is fixedly connected to the front of the lifting sleeve, a hydraulic push rod is fixedly connected to the bottom of the top plate, and the lower end of the hydraulic push rod is fixedly connected to the top of the furnace body.

[0012] Preferably, the driving assembly comprises a motor, the motor is fixedly connected to the left side of the lifting sleeve, the output end of the motor is fixedly connected to a docking joint via a coupling, and the docking joint is adapted to the docking sleeve.

[0013] Preferably, the driving assembly includes a rack, the rack is fixedly connected to the surface of the lifting sleeve, a first gear is meshed on the surface of the rack, the first gear is rotationally connected to the right side of the support plate, and the first gear is meshed with the second gear.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the utility model provides a rare earth fluorination furnace with high thermal efficiency, which has the following beneficial effects:

[0016] 1. This rare earth fluorination furnace with high thermal efficiency drives the driving component by the rising of the lifting component, so that the measuring cup in the feeding component rotates to add rare earth fluoride raw materials to the feeding port. At this time, the driving component will cancel the connection with the stirring component, so that the material is easy to load and the safety purpose is achieved.

[0017] 2. This rare earth fluorination furnace with high thermal efficiency connects the driving component with the stirring component by lowering the lifting component to stir, mix and heat the rare earth fluoride raw materials in the furnace body. At this time, the lowering of the lifting component will drive the driving component to return the measuring cup to the normal position, so that the next portion of rare earth fluoride raw materials can be prepared during the stirring process, thereby improving efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 It is the right view of the overall structure of the utility model;

[0021] Figure 3 This is a cross-sectional view of the overall structure of the utility model;

[0022] Figure 4 For this utility model Figure 1 A schematic diagram of the enlarged structure in the middle.

[0023] In the figure: 1. furnace body; 2. stirring assembly; 201. rotating shaft; 202. docking sleeve; 203. stirring frame; 3. heating assembly; 301. supporting leg; 302. base; 303. heater; 4. feeding assembly; 401. feeding port; 402. supporting plate; 403. second gear; 404. connecting shaft; 405. measuring cup; 5. lifting assembly; 501. lifting column; 502. lifting sleeve; 503. top plate; 504. hydraulic push rod; 6. driving assembly; 601. motor; 602. docking joint; 7. driving assembly; 701. rack; 702. first gear. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0025] Example 1

[0026] like Figure 1-4As shown, the utility model provides a rare earth fluorination furnace with high thermal efficiency, including a furnace body 1, the furnace body 1 is provided with a discharge port, an exhaust port and a safety valve and other facilities, which is the prior art, the inner surface of the furnace body 1 is provided with a stirring assembly 2, a heating assembly 3 is provided below the furnace body 1, and a feeding assembly 4 is provided above the furnace body 1, the feeding assembly 4 includes a feeding port 401, the feeding port 401 is fixedly connected to the top of the furnace body 1, a support plate 402 is fixedly connected to the top of the furnace body 1, the right side of the support plate 402 is rotatably connected to a second gear 403, the right side of the second gear 403 is fixedly connected to a connecting shaft 404, the right side of the connecting shaft 404 is fixedly connected to a measuring cup 405, the measuring cup 405 is provided with a scale, and is used to prepare the raw materials of rare earth fluoride, and the cup mouth of the measuring cup 405 is aligned with the feed when pouring. Opening 401, a lifting component 5 is arranged above the furnace body 1, the lifting component 5 includes a lifting column 501, the lifting column 501 is fixedly connected to the top of the furnace body 1, a lifting sleeve 502 is movably sleeved on the outer surface of the lifting column 501, a top plate 503 is fixedly connected to the front of the lifting sleeve 502, a hydraulic push rod 504 is fixedly connected to the bottom of the top plate 503, and the lower end of the hydraulic push rod 504 is fixedly connected to the top of the furnace body 1, a driving component 6 is arranged on the left side of the lifting component 5, and a driving component 7 is arranged on the back of the lifting component 5, the driving component 7 includes a rack 701, the rack 701 is fixedly connected to the surface of the lifting sleeve 502, a first gear 702 is meshed with the surface of the rack 701, the first gear 702 is rotatably connected to the right side of the support plate 402, and the first gear 702 is meshed with the second gear 403.

[0027] In this embodiment, the raw materials of rare earth fluoride are first mixed in the measuring cup 405. After mixing, the top plate 503 is pushed by the hydraulic push rod 504 to make the lifting sleeve 502 rise. The lifting sleeve 502 will drive the rack 701 to shift the first gear 702, and then drive the second gear 403 to rotate. The rotation of the second gear 403 will drive the connecting shaft 404 to make the measuring cup 405 tip over. After the measuring cup 405 is tipped over, the cup mouth will be aligned with the feed port 401, so that the rare earth fluoride raw material is poured into the furnace body 1 from the feed port 401, so as to facilitate the feeding. When the lifting sleeve 502 rises, it will also drive the driving component 6 to rise, so that it is disconnected from the stirring component 2. At this time, the heating wire in the motor 601 or the stirring frame 203 can be checked to achieve the purpose of safety.

[0028] Example 2

[0029] like Figure 1-4As shown, on the basis of Example 1, the utility model provides a technical solution: preferably, the stirring assembly 2 includes a rotating shaft 201, the rotating shaft 201 penetrates and is rotatably connected to the top of the furnace body 1, a docking sleeve 202 is fixedly connected to the top of the rotating shaft 201, and a stirring frame 203 is fixedly connected to the bottom of the rotating shaft 201. The material of the stirring frame 203 is a heat-conducting material, and an electric heating wire is provided on the inner surface of the stirring frame 203. The stirring frame 203 is heated by the electric heating wire, so that the heating effect is achieved while stirring and mixing the fluoride rare earth raw materials. The driving component 6 includes a motor 601, which is fixedly connected to the left side of the lifting sleeve 502. The output end of the motor 601 is fixedly connected to a docking joint 602 through a coupling. The docking joint 602 is adapted to the docking sleeve 202. The heating component 3 includes a supporting leg 301, which is fixedly connected to the bottom of the furnace body 1. A base 302 is fixedly connected to the bottom of the supporting leg 301. A heater 303 is fixedly installed above the base 302. The heater 303 is used to spray flames to heat the furnace body 1 to achieve the effect of sintering rare earth fluoride.

[0030] In this embodiment, after the fluoride rare earth raw material is poured into the furnace body 1, the hydraulic push rod 504 pulls the top plate 503 to lower the lifting sleeve 502, so that the motor 601 is lowered. After the motor 601 is lowered, the docking head 602 below it will be inserted into the docking sleeve 202. At this time, the motor 601 is started to drive the docking head 602 to rotate, and the docking head 602 will drive the docking sleeve 202 to rotate the rotating shaft 201. The stirring frame 203 is driven by the rotating shaft 201 to stir and mix the fluoride rare earth raw material in the furnace body 1. The electric heating wire in 203 will heat the stirring frame 203 to prompt the stirring effect. After the stirring is completed, the flame is sprayed from the heater 303 to heat the furnace body 1 to achieve the effect of sintering the rare earth fluoride, so as to remove the residual moisture and other impurities in the rare earth fluoride and improve the purity and quality of the product. When the hydraulic push rod 504 pulls the top plate 503 to lower the lifting sleeve 502, it will drive the driving component 7 to return the measuring cup 405 to the normal state, so as to facilitate the preparation of the next portion of rare earth fluoride raw material during stirring, thereby achieving the effect of improving efficiency.

Claims

1. A rare earth fluorination furnace with high thermal efficiency, comprising a furnace body (1), characterized in that: The inner surface of the furnace body (1) is provided with a stirring assembly (2); a heating assembly (3) is provided below the furnace body (1); a feeding assembly (4) is provided above the furnace body (1); the feeding assembly (4) comprises a feeding port (401); the feeding port (401) is fixedly connected to the top of the furnace body (1); a support plate (402) is fixedly connected to the top of the furnace body (1); a second gear (403) is rotatably connected to the right side of the support plate (402); a connecting shaft (404) is fixedly connected to the right side of the second gear (403); a measuring cup (405) is fixedly connected to the right side of the connecting shaft (404); a lifting assembly (5) is provided above the furnace body (1); a driving assembly (6) is provided on the left side of the lifting assembly (5); and a driving assembly (7) is provided on the back side of the lifting assembly (5).

2. A rare earth fluorination furnace with high thermal efficiency according to claim 1, characterized in that: The stirring assembly (2) comprises a rotating shaft (201), the rotating shaft (201) penetrates the top of the furnace body (1) and is rotatably connected, a docking sleeve (202) is fixedly connected to the top of the rotating shaft (201), a stirring frame (203) is fixedly connected to the bottom of the rotating shaft (201), and an electric heating wire is arranged on the inner surface of the stirring frame (203).

3. A rare earth fluorination furnace with high thermal efficiency according to claim 1, characterized in that: The heating assembly (3) comprises a support leg (301), wherein the support leg (301) is fixedly connected to the bottom of the furnace body (1), a base (302) is fixedly connected to the bottom of the support leg (301), and a heater (303) is fixedly installed above the base (302).

4. A rare earth fluorination furnace with high thermal efficiency according to claim 1, characterized in that: The lifting assembly (5) comprises a lifting column (501), wherein the lifting column (501) is fixedly connected to the top of the furnace body (1), a lifting sleeve (502) is movably sleeved on the outer surface of the lifting column (501), a top plate (503) is fixedly connected to the front of the lifting sleeve (502), a hydraulic push rod (504) is fixedly connected to the bottom of the top plate (503), and the lower end of the hydraulic push rod (504) is fixedly connected to the top of the furnace body (1).

5. A rare earth fluorination furnace with high thermal efficiency according to claim 1, characterized in that: The driving assembly (6) comprises a motor (601), the motor (601) is fixedly connected to the left side of the lifting sleeve (502), the output end of the motor (601) is fixedly connected to a docking joint (602) via a coupling, and the docking joint (602) is adapted to the docking sleeve (202).

6. A rare earth fluorination furnace with high thermal efficiency according to claim 1, characterized in that: The driving assembly (7) comprises a rack (701), the rack (701) is fixedly connected to the surface of the lifting sleeve (502), a first gear (702) is meshed on the surface of the rack (701), the first gear (702) is rotatably connected to the right side of the support plate (402), and the first gear (702) is meshed with the second gear (403).

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