Fluorination device for preparing rare earth fluoride

Abstract

The utility model relates to the technical field of fluorination devices, in particular to a fluorination device for preparing rare earth fluoride, which comprises a tank body, an exhaust pipe, a support frame, a purification box, a purification structure and a rotary cleaning structure, the exhaust pipe is fixedly connected to the top of the tank body and used for exhausting waste gas, the support frame is fixedly connected to the bottom of the purification box, and the purification structure is fixedly connected to the bottom of the purification box. The purification box is fixedly connected to the interior of the tank body and used for supporting the purification box, the purification structure is fixedly connected to the interior of the purification box and used for purifying exhausted waste gas, the rotary cleaning structure is fixedly connected to the interior of the tank body and used for cleaning the inner wall, the purification structure comprises a filter plate, and a filter screen and the filter plate are installed and used for filtering the waste gas. A cross rod is driven by an air cylinder to stretch out and draw back, a toothed plate is driven to move, the toothed plate drives a gear to rotate, the gear drives a first rotating rod to rotate, a knocking rod is driven to rotate, a filter screen is knocked, dust vibrates and falls off, and the filtering effect is kept.

Description

Technical Field

[0001] The utility model relates to the technical field of fluorination devices, in particular to a fluorination device for preparing rare earth fluorides. Background Art

[0002] At present, the main methods for preparing rare earth fluoride are wet fluorination process, rod fluorination process and gas fluorination process. The gas fluorination method is to use HF and rare earth oxide to directly fluorinate at high temperature. Since hydrogen fluoride gas is highly corrosive at high temperature, it is not possible to directly heat rare earth oxide in the furnace of a closed fluorination furnace.

[0003] After searching, the Chinese patent publication number CN210559434U discloses a fluorination device for preparing rare earth fluoride, including a furnace body, a furnace core is fixed in the furnace body, a rare earth storage device is placed inside the furnace core, and rings are evenly fixed around the storage device. A furnace cover that can be separated from the furnace core is provided above the furnace core, and rings are evenly fixed on the upper surface of the furnace cover. Vertical plates are also symmetrically fixed on both sides of the furnace body, one of which is fixed with a fixed pipe, and the fixed pipe is connected to the external purification device through an air pump. The fixed pipe is provided with a conduit with one end penetrating into the fixed pipe and slidingly connected to the fixed pipe, and the other end of the conduit is connected to the gas collecting hood above the furnace cover, and a fixed plate is fixed on the conduit, and the fixed plate is fixed to the end of the telescopic rod fixed on the vertical plate, and an electric winding machine is also fixed between the two vertical plates. The device can effectively reduce labor intensity, improve work efficiency, and completely collect waste gas.

[0004] The above patent has the following disadvantages: the exhaust gas from the exhaust pipe is directly discharged, which affects the air quality and needs to be purified to avoid affecting the air quality. In view of this, we propose a fluorination device for preparing rare earth fluorides. Utility Model Content

[0005] The purpose of the utility model is to provide a fluorination device for preparing rare earth fluorides to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A fluorination device for preparing rare earth fluorides comprises: a tank body, an exhaust pipe, a support frame, a purification box, a purification structure, and a rotating cleaning structure. The exhaust pipe is fixedly connected to the top of the tank body for discharging waste gas, the support frame is fixedly connected to the bottom of the purification box for supporting the purification box, the purification structure is fixedly connected to the inside of the purification box for purifying the discharged waste gas, and the rotating cleaning structure is fixedly connected to the inside of the tank body for cleaning the inner wall.

[0008] Preferably, the purification structure includes a filter plate, the filter plate is fixedly connected to the inside of the purification box, and a filter net is fixedly connected to the inside of the purification box, and the filter net is installed to filter impurities such as dust.

[0009] Preferably, a cylinder is fixedly connected to the side of the purification box, a cross bar is fixedly connected to the output end of the cylinder, a top plate is fixedly connected to the top of the cross bar, a tooth plate is fixedly connected to the top of the top plate, and the cylinder is installed to drive the cross bar to telescopically move.

[0010] Preferably, a support plate is fixedly connected to the side of the purification box, a slide groove is fixedly connected to the top of the support plate, the tooth plate is slidably connected to the top of the slide groove, the interior of the purification box is rotatably connected to a first rotating rod, a gear is fixedly connected to the first rotating rod, the gear and the tooth plate are meshed with each other, a knocking rod is fixedly connected to the first rotating rod, and the tooth plate is installed to drive the gear to rotate.

[0011] Preferably, the rotating cleaning structure includes a motor, the output end of the motor is fixedly connected to a second rotating rod, the second rotating rod is fixedly connected to a rotating disk, and the motor is installed to drive the second rotating rod to rotate.

[0012] Preferably, the bottom of the side of the second rotating rod is fixedly connected to the first connecting rod, the top of the side of the second rotating rod is fixedly connected to the second connecting rod, the sides of the first connecting rod and the second connecting rod are fixedly connected to cleaning rods, the sides of the cleaning rods are attached to the inner wall of the tank body, and the second rotating rod is installed to drive the first connecting rod and the second connecting rod to rotate.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] (1) The filter net and the filter plate are installed to filter the exhaust gas, and the cylinder drives the cross bar to extend and retract, drives the tooth plate to move, drives the gear to rotate, drives the first rotating rod to rotate, drives the knocking rod to rotate, knocks the filter net, and the dust falls down by vibration, so as to maintain the filtering effect.

[0015] (2) The second rotating rod is driven to rotate by the motor, and the cleaning rod is driven to rotate by the first connecting rod and the second connecting rod, so that the cleaning rod cleans the inner wall of the tank. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a front view of the utility model;

[0017] Figure 2 It is the first cross-sectional view of the utility model;

[0018] Figure 3 It is a second cross-sectional view of the utility model;

[0019] Figure 4 It is an enlarged view of point A of the present utility model.

[0020] In the figure: 1. tank body; 2. exhaust pipe; 3. support frame; 4. purification box; 5. purification structure; 511. cylinder; 512. cross bar; 513. top plate; 514. support plate; 515. tooth plate; 517. slide groove; 518. first rotating rod; 519. gear; 520. knocking rod; 521. filter plate; 522. filter net; 6. rotating cleaning structure; 611. motor; 612. second rotating rod; 613. turntable; 614. first connecting rod; 615. second connecting rod; 616. cleaning rod. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] like Figure 1 , 24, a fluorination device for preparing rare earth fluoride includes: a tank body 1, an exhaust pipe 2, a support frame 3, a purification box 4, a purification structure 5, and a rotating cleaning structure 6. The exhaust pipe 2 is fixedly connected to the top of the tank body 1 for discharging exhaust gas. The support frame 3 is fixedly connected to the bottom of the purification box 4 for supporting the purification box 4. The purification structure 5 is fixedly connected to the inside of the purification box 4 for purifying the discharged exhaust gas. The rotating cleaning structure 6 is fixedly connected to the inside of the tank body 1 for cleaning the inner wall. The purification structure 5 includes a filter plate 521, the filter plate 521 is fixedly connected to the inside of the purification box 4, and a filter screen 522 is fixedly connected to the inside of the purification box 4. The filter plate 521 is installed to filter the exhaust gas, and the filter screen 522 is installed to filter impurities such as dust. The side of the purification box 4 is fixedly connected to a cylinder 511, and the output end of the cylinder 511 is fixedly connected to the cylinder 511. A cross bar 512 is fixedly connected, a top plate 513 is fixedly connected to the top of the cross bar 512, a tooth plate 515 is fixedly connected to the top of the top plate 513, a cylinder 511 is installed to drive the cross bar 512 to telescopically move, and the cross bar 512 is installed to drive the tooth plate 515 on the top of the top plate 513 to rotate, a support plate 514 is fixedly connected to the side of the purification box 4, a slide groove 517 is fixedly connected to the top of the support plate 514, the tooth plate 515 is slidably connected to the top of the slide groove 517, and a first rotating rod 518 is rotatably connected to the inside of the purification box 4, a gear 519 is fixedly connected to the first rotating rod 518, the gear 519 and the tooth plate 515 are meshed with each other, a knocking rod 520 is fixedly connected to the first rotating rod 518, the tooth plate 515 is installed to drive the gear 519 to rotate, and the first rotating rod 518 is installed to drive the knocking rod 520 to rotate.

[0023] The filter plate 521 and the filter screen 522 are installed to filter the exhausted exhaust gas. When too much dust accumulates on the filter screen 522, it needs to be cleaned, and the cylinder 511 is started. The cylinder 511 drives the cross bar 512 to telescope and move, and the cross bar 512 drives the top plate 513 to telescope, and the top plate 513 drives the tooth plate 515 to move, and the tooth plate 515 drives the gear 519 to rotate, and the gear 519 drives the first rotating rod 518 to rotate, and the first rotating rod 518 drives the knocking rod 520 to rotate, and the knocking rod 520 knocks the filter screen 522, so that the dust is vibrated and falls down, so as to keep the filter screen 522 unobstructed.

[0024] like Figure 1 , 3As shown, the rotating cleaning structure 6 includes a motor 611, the output end of the motor 611 is fixedly connected to the second rotating rod 612, the second rotating rod 612 is fixedly connected to the turntable 613, the motor 611 is installed to drive the second rotating rod 612 to rotate, the second rotating rod 612 is installed to drive the turntable 613 to rotate, the bottom of the side of the second rotating rod 612 is fixedly connected to the first connecting rod 614, the top of the side of the second rotating rod 612 is fixedly connected to the second connecting rod 615, the sides of the first connecting rod 614 and the second connecting rod 615 are fixedly connected to the cleaning rod 616, the side of the cleaning rod 616 is attached to the inner wall of the tank body 1, the second rotating rod 612 is installed to drive the first connecting rod 614 and the second connecting rod 615 to rotate, and the cleaning rod 616 is installed to clean the inner wall.

[0025] Start the motor 611, the motor 611 drives the second rotating rod 612 to rotate, the second rotating rod 612 drives the first connecting rod 614 and the second connecting rod 615 to rotate, the first connecting rod 614 and the second connecting rod 615 drive the cleaning rod 616 to rotate, and the cleaning rod 616 cleans the inner wall of the tank body 1.

[0026] The working principle of the utility model is as follows:

[0027] The filter plate 521 and the filter screen 522 are installed to filter the discharged exhaust gas. When too much dust accumulates on the filter screen 522, it needs to be cleaned. The cylinder 511 is started, and the cylinder 511 drives the cross bar 512 to telescopically move, and the cross bar 512 drives the top plate 513 to telescopically move, and the top plate 513 drives the tooth plate 515 to move, and the tooth plate 515 drives the gear 519 to rotate, and the gear 519 drives the first rotating rod 518 to rotate, and the first rotating rod 518 drives the knocking rod 520 to rotate, and the knocking rod 520 knocks the filter screen 522, so that the dust is vibrated and falls down, and the filter screen 522 is kept unobstructed, and the motor 611 is started, and the motor 611 drives the second rotating rod 612 to rotate, and the second rotating rod 612 drives the first connecting rod 614 and the second connecting rod 615 to rotate, and the first connecting rod 614 and the second connecting rod 615 drive the cleaning rod 616 to rotate, and the cleaning rod 616 cleans the inner wall of the tank body 1.

[0028] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A fluorination device for preparing rare earth fluorides, characterized in that: Included are: Tank body (1), exhaust pipe (2), support frame (3), purification box (4), purification structure (5), rotating cleaning structure (6); The exhaust pipe (2) is fixedly connected to the top of the tank body (1) and is used to discharge exhaust gas; The support frame (3) is fixedly connected to the bottom of the purification box (4) and is used to support the purification box (4); The purification structure (5) is fixedly connected to the inside of the purification box (4) and is used to purify the discharged waste gas; The rotating cleaning structure (6) is fixedly connected to the inside of the tank body (1) and is used to clean the inner wall.

2. A fluorination device for preparing rare earth fluorides according to claim 1, characterized in that: The purification structure (5) comprises a filter plate (521), wherein the filter plate (521) is fixedly connected to the interior of the purification box (4), and a filter screen (522) is fixedly connected to the interior of the purification box (4).

3. A fluorination device for preparing rare earth fluorides according to claim 2, characterized in that: A cylinder (511) is fixedly connected to the side of the purification box (4), a cross bar (512) is fixedly connected to the output end of the cylinder (511), a top plate (513) is fixedly connected to the top of the cross bar (512), and a tooth plate (515) is fixedly connected to the top of the top plate (513).

4. A fluorination device for preparing rare earth fluorides according to claim 3, characterized in that: A support plate (514) is fixedly connected to the side of the purification box (4), a slide groove (517) is fixedly connected to the top of the support plate (514), the tooth plate (515) is slidably connected to the top of the slide groove (517), a first rotating rod (518) is rotatably connected inside the purification box (4), a gear (519) is fixedly connected to the first rotating rod (518), the gear (519) and the tooth plate (515) are meshed with each other, and a knocking rod (520) is fixedly connected to the first rotating rod (518).

5. A fluorination device for preparing rare earth fluorides according to claim 1, characterized in that: The rotary cleaning structure (6) comprises a motor (611), the output end of the motor (611) is fixedly connected to a second rotating rod (612), and the second rotating rod (612) is fixedly connected to a rotating disk (613).

6. A fluorination device for preparing rare earth fluorides according to claim 5, characterized in that: The bottom of the side of the second rotating rod (612) is fixedly connected to the first connecting rod (614), the top of the side of the second rotating rod (612) is fixedly connected to the second connecting rod (615), and the sides of the first connecting rod (614) and the second connecting rod (615) are fixedly connected to a cleaning rod (616), and the side of the cleaning rod (616) is in contact with the inner wall of the tank body (1).

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