Stirring structure for flue dust extraction chamber

Abstract

The utility model discloses a stirring structure for a flue dust extraction chamber, which comprises an extraction chamber, a plurality of supporting legs are mounted at the bottom of the extraction chamber, a cover body is mounted at the upper end of the extraction chamber, a feeding pipe is mounted on the cover body in a penetrating manner, a U-shaped plate is fixedly connected to the upper end of the cover body, a mounting plate is vertically connected in the U-shaped plate in a sliding manner, and the mounting plate is fixedly connected to the bottom of the extraction chamber. A driving assembly for driving the mounting plate to vertically move is arranged at the upper end of the cover body, and a stirring assembly extending into the extraction chamber is rotationally connected to the mounting plate in a penetrating manner. The extraction device is reasonable in structural design, the stirring rod and the stirring blades can move up and down in a reciprocating mode while rotating, materials at different depths in the extraction chamber can be evenly mixed and extracted, extraction work is accelerated, the stirring blades move upwards, bubbles generated in the extraction process can be punctured through the pricking needles, and the extraction efficiency is improved. The extraction work is facilitated, so that the extraction efficiency and the extraction effect can be guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of flue ash processing, in particular to a stirring structure for a flue ash extraction chamber. Background Art

[0002] my country produces about 15 million tons of flue ash every year, which contains 30-50% zinc oxide and a large amount of metals such as zirconium, lead, copper, iron, and nickel. This zinc oxide obviously cannot be used directly in industry, and it is a pity to discard it. At present, it is an urgent problem to produce high-purity zinc oxide products from zinc-containing flue ash. The process of extracting zinc from flue ash is: leaching-purification-extraction-strip extraction-electrodeposition. In the extraction work, it is usually necessary to extract through an extraction tank.

[0003] For example, the application document with the publication number: CN220376749U, the application name: An application document of an extraction tank stirring device for a rare earth smelting process, comprising a tank body, a driver installed on the tank body, a rotating shaft connected to the driver, and a paddle arranged in the tank body and coaxially fixedly connected to the rotating shaft, wherein the bottom of the tank body is provided with a front chamber for feeding materials, and the outlet of the front chamber is located below the paddle; the upper end of the tank body is provided with an overflow port, and a baffle is horizontally provided at a position below the overflow port in the tank body corresponding to the position below the overflow port... This application document is prior art relative to the present application, but in this application document, the paddle is driven by the rotating shaft to rotate for stirring, and the mixing effect of the materials in the tank body is limited, and the materials in the upper and lower layers are difficult to mix quickly, which affects the extraction efficiency. For this reason, we designed a stirring structure for a flue ash extraction chamber to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to solve the problems in the prior art that the material mixing effect in the tank is limited, the materials in the upper and lower layers are difficult to mix quickly, and the extraction efficiency is affected. A stirring structure for a flue ash extraction chamber is proposed, which can make the stirring rod and the stirring blades rotate and move back and forth up and down at the same time, so that the materials at different depths in the extraction chamber can be evenly mixed and extracted, and the extraction work can be accelerated. The stirring blades move upward and can also puncture the bubbles generated in the extraction process through the puncture needle, which is beneficial to the extraction work, and then the extraction efficiency and extraction effect can be guaranteed.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A stirring structure for a flue ash extraction chamber comprises an extraction chamber, a plurality of supporting legs are installed at the bottom of the extraction chamber, a cover body is installed at the upper end of the extraction chamber, a feeding pipe is installed through the cover body, a U-shaped plate is fixedly connected to the upper end of the cover body, a mounting plate is vertically slidably connected inside the U-shaped plate, a driving assembly for driving the mounting plate to move vertically is provided at the upper end of the cover body, a stirring assembly extending into the extraction chamber is rotatably connected through the mounting plate, a rack plate is fixedly connected to the inner side wall of the U-shaped plate, a transmission assembly meshing with the rack plate is installed on the mounting plate, the transmission assembly and the stirring assembly are connected by a bevel gear set, and a discharge pipe is installed through the bottom of the extraction chamber.

[0007] Preferably, a guide slot is provided on the inner side wall of the U-shaped plate, a guide slide block is slidably connected in the guide slot, and the guide slide block is fixedly connected to the side wall of the mounting plate.

[0008] Preferably, the drive assembly includes a servo motor installed on the upper end of the cover body, a threaded rod is installed at the end of the output shaft of the servo motor, the threaded rod threads through the mounting plate, the upper end of the U-shaped plate is fixedly connected to a cross plate, and the threaded rod is rotatably connected to the bottom of the cross plate.

[0009] Preferably, the stirring assembly includes a stirring rod that is rotatably connected to the mounting plate, the stirring rod passes through the cover body and extends into the extraction chamber, a plurality of stirring blades are fixedly connected to the side walls of the stirring rod, and a plurality of needles are fixedly connected to the side walls of the plurality of stirring blades at equal intervals.

[0010] Preferably, the transmission assembly comprises a support plate fixedly connected to the upper end of the mounting plate, a rotating rod is rotatably connected through the support plate, and a side wall at one end of the rotating rod is fixedly connected to a gear meshing with the rack plate.

[0011] Preferably, the bevel gear set includes a first bevel gear fixedly connected to the upper end of the stirring rod, and the other end side wall of the rotating rod is fixedly connected to a second bevel gear, and the first bevel gear is meshed with the second bevel gear.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. The flue ash extraction chamber adopts a stirring structure. The servo motor drives the threaded rod to rotate, and the mounting plate can be reciprocated up and down under the action of the thread meshing, so that the stirring rod and the stirring blade can be reciprocated up and down, so that the materials at different depths in the extraction chamber can be mixed and extracted. The stirring blade moves upward and can also puncture the bubbles generated in the extraction process through the puncture needle, which is beneficial to the extraction work.

[0014] 2. The flue ash extraction chamber uses a stirring structure. When the mounting plate moves up and down, the stirring rod can rotate under the meshing action of the transmission component and the bevel gear set. The stirring rod drives the stirring blade to rotate to stir the material, making it mixed evenly, speeding up the extraction work, and ensuring the extraction efficiency and extraction effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the external structure of a stirring structure for a flue ash extraction chamber proposed by the utility model;

[0016] Figure 2 for Figure 1 A magnified view of the structure at center;

[0017] Figure 3 This is a schematic diagram of a top view of a stirring structure for a flue ash extraction chamber proposed by the utility model;

[0018] Figure 4 for Figure 3 Schematic diagram of the cross-sectional structure at AA in the middle.

[0019] In the figure: 1. extraction chamber; 2. support leg; 3. cover body; 4. feeding tube; 5. U-shaped plate; 6. mounting plate; 7. guide slide groove; 8. guide slider; 9. servo motor; 10. threaded rod; 11. stirring rod; 12. stirring blade; 13. first bevel gear; 14. support plate; 15. rotating rod; 16. second bevel gear; 17. gear; 18. rack plate. DETAILED DESCRIPTION

[0020] 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.

[0021] Reference Figure 1-Figure 4 A stirring structure for a flue ash extraction chamber comprises an extraction chamber 1, a plurality of supporting legs 2 are installed at the bottom of the extraction chamber 1, a cover body 3 is installed at the upper end of the extraction chamber 1, the cover body 3 is installed on the extraction chamber 1 by screws, and is easy to disassemble and assemble, a feeding pipe 4 is installed through the cover body 3, a U-shaped plate 5 is fixedly connected to the upper end of the cover body 3, a mounting plate 6 is vertically slidably connected in the U-shaped plate 5, a guide slot 7 is provided on the inner side wall of the U-shaped plate 5, a guide slider 8 is slidably connected in the guide slot 7, the guide slider 8 is fixedly connected to the side wall of the mounting plate 6, and the guide slider 8 slides in the guide slot 7 to guide the mounting plate 6, so that the mounting plate 6 can move up and down stably;

[0022] The upper end of the cover body 3 is provided with a driving assembly for driving the mounting plate 6 to move vertically. The driving assembly includes a servo motor 9 installed at the upper end of the cover body 3. A threaded rod 10 is installed at the end of the output shaft of the servo motor 9. The threaded rod 10 threads through the mounting plate 6. The servo motor 9 drives the threaded rod 10 to rotate, and the mounting plate 6 can slide up and down under the action of its thread meshing. The upper end of the U-shaped plate 5 is fixedly connected with a cross plate 19. The threaded rod 10 is rotatably connected to the bottom of the cross plate 19. The cross plate 19 can support and protect the threaded rod 10, thereby increasing the stability of the threaded rod 10.

[0023] A stirring assembly extending into the extraction chamber 1 is rotatably connected to the mounting plate 6, and the stirring assembly includes a stirring rod 11 rotatably connected to the mounting plate 6, the stirring rod 11 passes through the cover 3 and extends into the extraction chamber 1, and a plurality of stirring blades 12 are fixedly connected to the side wall of the stirring rod 11. The stirring rod 11 drives the stirring blades 12 to rotate to stir the material in the extraction chamber 1, thereby accelerating the extraction work. A plurality of puncture needles are fixedly connected to the side walls of the plurality of stirring blades 12 at equal intervals. When the stirring rod 11 drives the stirring blades 12 to move up and down, the puncture needles can puncture bubbles generated during the extraction process, thereby facilitating the extraction work;

[0024] The inner side wall of the U-shaped plate 5 is fixedly connected with a rack plate 18, and a transmission assembly meshing with the rack plate 18 is installed on the mounting plate 6. The transmission assembly includes a support plate 14 fixedly connected to the upper end of the mounting plate 6, and a rotating rod 15 is rotatably connected to the support plate 14. A gear 17 meshing with the rack plate 18 is fixedly connected to the side wall of one end of the rotating rod 15. During the up and down movement of the mounting plate 6, the rack plate 18 can drive the rotating rod 15 to rotate under the meshing action of the gear 17 and the rack plate 18, and the transmission assembly and the stirring The components are connected by a bevel gear set, which includes a first bevel gear 13 fixedly connected to the upper end of the stirring rod 11, and a second bevel gear 16 is fixedly connected to the side wall of the other end of the rotating rod 15. The first bevel gear 13 is meshed with the second bevel gear 16. Under the meshing action of the first bevel gear 13 and the second bevel gear 16, the rotation of the rotating rod 15 can drive the stirring rod 11 to rotate for stirring. A discharge pipe 20 is installed through the bottom of the extraction chamber 1, and a control valve is installed on the discharge pipe 20 to control the discharge work.

[0025] The functional principle of the utility model can be explained through the following operation modes:

[0026] In the utility model, when the stirring structure of the flue ash extraction chamber is working, the flue ash and extraction reagent after leaching and purification are added into the extraction chamber 1 through the feeding pipe 4, and the servo motor 9 drives the threaded rod 10 to rotate forward and reversely, so that the mounting plate 6 can be reciprocated up and down under the meshing action of the thread, and then the stirring rod 11 can be moved up and down in the extraction chamber 1. In the process of the up and down movement of the mounting plate 6, the rotating rod 15 can be rotated under the meshing action of the gear 17 and the rack plate 18, and then the stirring rod 11 can be rotated under the meshing action of the bevel gear set. The stirring rod 11 drives the stirring blade 12 to rotate to stir the material, so that it is mixed evenly, and the extraction work is accelerated. The stirring rod 11 drives the stirring blade 12 to rotate and moves up and down at the same time, so that materials of different depths are fully mixed and extracted. The stirring blade 12 can also puncture the upper foam while moving up and down, so as to ensure the extraction efficiency and extraction effect.

[0027] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A stirring structure for a flue ash extraction chamber, comprising an extraction chamber (1), characterized in that: A plurality of supporting legs (2) are installed at the bottom of the extraction chamber (1); a cover body (3) is installed at the upper end of the extraction chamber (1); a feeding pipe (4) is installed through the cover body (3); a U-shaped plate (5) is fixedly connected to the upper end of the cover body (3); a mounting plate (6) is vertically slidably connected inside the U-shaped plate (5); a driving component for driving the mounting plate (6) to move vertically is provided at the upper end of the cover body (3); a stirring component extending into the extraction chamber (1) is rotatably connected through the mounting plate (6); a rack plate (18) is fixedly connected to the inner side wall of the U-shaped plate (5); a transmission component meshing with the rack plate (18) is installed on the mounting plate (6); the transmission component and the stirring component are connected via a bevel gear set; and a discharge pipe (20) is installed through the bottom of the extraction chamber (1).

2. The stirring structure for flue ash extraction chamber according to claim 1, characterized in that: The inner side wall of the U-shaped plate (5) is provided with a guide slot (7), a guide slide block (8) is slidably connected in the guide slot (7), and the guide slide block (8) is fixedly connected to the side wall of the mounting plate (6).

3. The stirring structure for flue ash extraction chamber according to claim 1, characterized in that: The drive assembly comprises a servo motor (9) mounted on the upper end of the cover body (3); a threaded rod (10) is mounted on the end of the output shaft of the servo motor (9); the threaded rod (10) passes through the mounting plate (6) through a thread; the upper end of the U-shaped plate (5) is fixedly connected to a transverse plate (19); and the threaded rod (10) is rotatably connected to the bottom of the transverse plate (19).

4. The stirring structure for flue ash extraction chamber according to claim 1, characterized in that: The stirring assembly comprises a stirring rod (11) which is rotatably connected to the mounting plate (6), the stirring rod (11) passing through the cover body (3) and extending into the extraction chamber (1), a plurality of stirring blades (12) being fixedly connected to the side wall of the stirring rod (11), and a plurality of needles being fixedly connected to the side walls of the plurality of stirring blades (12) at equal intervals.

5. The stirring structure for flue ash extraction chamber according to claim 4, characterized in that: The transmission assembly comprises a support plate (14) fixedly connected to the upper end of the mounting plate (6), a rotating rod (15) passing through the support plate (14) and rotatably connected thereto, and a gear (17) meshing with a rack plate (18) is fixedly connected to a side wall at one end of the rotating rod (15).

6. A stirring structure for a flue ash extraction chamber according to claim 5, characterized in that: The bevel gear set comprises a first bevel gear (13) fixedly connected to the upper end of the stirring rod (11); a second bevel gear (16) is fixedly connected to the side wall of the other end of the rotating rod (15); the first bevel gear (13) meshes with the second bevel gear (16).

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