Potassium permanganate arsenic removal solution mixing device for preparing hydrogen fluoride from fluosilicic acid

Abstract

The utility model relates to the field of potassium permanganate arsenic removal solution mixing devices for preparing hydrogen fluoride from fluosilicic acid, and particularly discloses a potassium permanganate arsenic removal solution mixing device for preparing hydrogen fluoride from fluosilicic acid, which comprises a device body, a motor mounted on the outer wall of the upper end of the device body, and a feeding pipe arranged on the inner wall of the upper end of the device body, a discharging pipe is arranged on the inner wall of the lower end of the device body. In actual use, after materials are fed through a feeding pipe, a motor is started, stirring blades rotate and mix the internal materials, meanwhile, an outer gear ring rotates to be matched with a gear on the outer side, so that an inner gear ring on the other side rotates, an inner wall scraping plate on a fixed block rotates, solid materials on the inner wall are scraped, and the inner wall scraping plate is driven by a motor to rotate. Meanwhile, the bottom material scraping plate cylinder driving shaft rotates to scrape materials at the bottom, and the situation that solid materials are hung on the wall to affect the mixing concentration is prevented.

Description

Technical Field

[0001] The utility model relates to the field of mixing devices, in particular to a mixing device for potassium permanganate dearsenicating solution used for preparing hydrogen fluoride from fluosilicic acid. Background Art

[0002] Arsenic content is an important control indicator that affects the entry of anhydrous hydrogen fluoride products into the high-end market. Fluorosilicic acid recovered from fluorine resources associated with phosphate ore is further used to produce hydrogen fluoride and silicon dioxide products.

[0003] In the prior art, the raw material fluosilicic acid mainly comes from the by-product of the upstream phosphoric acid device. Since phosphate rock contains a small amount of arsenic and other impurities, most of them are brought into the raw material fluosilicic acid. When the arsenic content in fluosilicic acid is high, it will affect the quality of the product anhydrous hydrogen fluoride. Therefore, potassium permanganate solution is often used to remove arsenic from fluosilicic acid.

[0004] However, it is common to simply stir the solution when mixing it, and potassium permanganate solid is prone to stick to the wall, thus affecting the concentration of the subsequent solution. Utility Model Content

[0005] The utility model aims to provide a potassium permanganate dearsenicating solution mixing device for preparing hydrogen fluoride from fluosilicic acid, so as to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above object, the utility model provides the following technical solution: a potassium permanganate dearsenicating solution mixing device for preparing hydrogen fluoride from fluorosilicic acid, the potassium permanganate dearsenicating solution mixing device for preparing hydrogen fluoride from fluorosilicic acid comprising:

[0007] The device body is provided with a motor on the upper outer wall of the device body, a feeding pipe is provided on the upper inner wall of the device body, a feeding pipe is provided on the lower inner wall of the device body, a valve is provided on the feeding pipe, a plurality of gears are provided on the upper inner wall of the device body, a fixed shaft is provided on the bottom inner wall of the device body, and an adjusting groove is provided on the upper inner wall of the device body;

[0008] An inner gear ring, the inner wall of the inner gear ring is meshedly connected with the outer walls of the plurality of gears, a plurality of fixing blocks are provided on the outer wall of one side of the inner gear ring, the outer wall of each fixing block is rotatably connected with the inner wall of the adjusting groove, and an inner wall scraper is provided on the outer wall of one end of each fixing block;

[0009] A driving shaft, one end of which is rotatably connected to the inner wall of the upper end of the device body, an outer toothed ring is provided on the outer wall of the upper end of the driving shaft, the outer wall of the outer toothed ring is meshingly connected to the outer wall of the gear, a stirring blade is fixedly connected to the outer wall of the driving shaft near the bottom of the outer toothed ring, and a plurality of bottom scraper plates are provided on the outer wall of the bottom end of the driving shaft.

[0010] Preferably, the inner wall of the device body is fixedly connected to the outer wall of one end of the loading pipe and the unloading pipe respectively.

[0011] Preferably, the upper outer wall of the gear is rotatably connected to the upper inner wall of the device body, and one end of the fixed shaft is fixedly connected to the inner wall of the device body.

[0012] Preferably, one side outer wall of several of the fixed blocks is fixedly connected to one side outer wall of the inner gear ring, one end of the fixed block is fixedly connected to the upper end outer wall of the inner wall scraper plate, and one side outer wall of the inner wall scraper plate is rotatably connected to the side inner wall of the device body.

[0013] Preferably, one end of the drive shaft is fixedly connected to the output end of the motor, the inner wall of the outer gear ring is fixedly connected to the outer wall of one end of the drive shaft, and the bottom inner wall of the drive shaft is rotatably connected to the outer wall of the fixed shaft.

[0014] Preferably, one end of the bottom scraper plate is fixedly connected to the outer wall of the driving shaft, and one side outer wall of the bottom scraper plate is rotatably connected to the bottom inner wall of the device body.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] After the material is put into the feeding pipe, the motor is started, the stirring blade rotates and mixes the internal material, and at the same time, the outer gear ring rotates to cooperate with the outer gear to make the inner gear ring on the other side rotate, and the inner wall scraper on the fixed block rotates to scrape the solid material on the inner wall. At the same time, the bottom scraper barrel drive shaft rotates to scrape the material at the bottom to prevent the solid material from sticking to the wall and affecting the mixing concentration. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a half-section diagram of the overall structure of the utility model;

[0019] Figure 3 This is a sectional view of the entire utility model from top to bottom;

[0020] Figure 4 It is a top cross-sectional view of the utility model as a whole;

[0021] Figure 5 For this utility model Figure 2 A magnified view of the structure of area A.

[0022] In the figure: device body 1, motor 2, feeding pipe 3, feeding pipe 4, valve 5, fixed shaft 6, adjusting groove 7, inner gear ring 8, fixed block 9, inner wall scraper 10, gear 11, driving shaft 12, outer gear ring 13, stirring blade 14, bottom scraper 15. DETAILED DESCRIPTION

[0023] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of 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.

[0024] Embodiment 1:

[0025] See also Figure 1-Figure 2 The utility model provides a technical solution: a potassium permanganate dearsenicating solution mixing device for preparing hydrogen fluoride from fluosilicic acid, and the potassium permanganate dearsenicating solution mixing device for preparing hydrogen fluoride from fluosilicic acid comprises:

[0026] The device body 1 is provided with a motor 2 installed on the upper outer wall of the device body 1, a feeding pipe 3 is provided on the upper inner wall of the device body 1 to facilitate the input of the well-proportioned materials, a discharge pipe 4 is provided on the lower inner wall of the device body 1, a valve 5 is installed on the discharge pipe 4, and the mixed materials are taken out through the discharge pipe 4, a plurality of gears 11 are provided on the upper inner wall of the device body 1, a fixed shaft 6 is provided on the bottom inner wall of the device body 1, and an adjustment groove 7 is provided on the upper inner wall of the device body 1; an inner gear ring 8, the inner wall of the inner gear ring 8 is meshed with the outer walls of the plurality of gears 11, a plurality of fixed blocks 9 are provided on one side outer wall of the inner gear ring 8, and the outer wall of each fixed block 9 The inner wall of the adjusting groove 7 is rotatably connected, and an inner wall scraper 10 is provided on the outer wall of one end of each fixed block 9. The cross section of the inner wall scraper 10 is triangular, and it is convenient to scrape off the solid materials adhering to the inner wall when rotating; a driving shaft 12, one end of the driving shaft 12 is rotatably connected to the inner wall of the upper end of the device body 1, and a gear ring 13 is provided on the outer wall of the upper end of the driving shaft 12. The outer wall of the gear ring 13 is meshed with the outer wall of the gear 13 to rotate the gear 13. A stirring blade 14 is fixedly connected to the outer wall of the driving shaft 12 near the lower part of the gear ring 13, and a plurality of bottom scrapers 15 are provided on the outer wall of the bottom end of the driving shaft 12 to scrape off the solid materials on the bottom inner wall;

[0027] The scraper plate arranged on the inner wall of the device body 1 prevents solid materials from adhering to the inner wall of the device when the materials are mixed.

[0028] Embodiment 2:

[0029] See also Figure 3-Figure 5 , is a structural drawing of this embodiment. On the basis of the first embodiment, the inner wall of the device body 1 is fixedly connected to the outer wall of one end of the feeding tube 3 and the lowering tube 4, respectively. The upper outer wall of the gear 11 is rotatably connected to the upper inner wall of the device body 1. One end of the fixed shaft 6 is fixedly connected to the inner wall of the device body 1. One side outer wall of a plurality of fixed blocks 9 is fixedly connected to one side outer wall of the inner gear ring 8. When the inner gear ring 8 rotates, the fixed block 9 rotates at the same time. One end of the fixed block 9 is fixedly connected to the upper outer wall of the inner wall scraper plate 10. One side of the inner wall scraper plate 10 The outer wall is rotatably connected to the inner wall of the side of the device body 1, and the solid materials on the inner wall are scraped off while rotating. One end of the driving shaft 12 is fixedly connected to the output end of the motor 2, and the motor 2 drives the driving shaft 12 to drive the entire device to work. The inner wall of the gear ring 13 is fixedly connected to the outer wall of one end of the driving shaft 12, the inner wall of the bottom end of the driving shaft 12 is rotatably connected to the outer wall of the fixed shaft 6, one end of the bottom scraper plate 15 is fixedly connected to the outer wall of the driving shaft 12, and one side outer wall of the bottom scraper plate 15 is rotatably connected to the bottom inner wall of the device body 1;

[0030] When the driving shaft 12 drives the stirring blade 14 to work, the outer gear ring 13, the gear 11 and the gear ring 8 cooperate to drive the scraper plate to rotate, thereby scraping off the solid material on the inner wall of the device to prevent the material from sticking to the wall and affecting the concentration of the mixture.

[0031] In actual use, after the material is put into the feeding pipe 4, the motor 2 is started, the stirring blade 14 rotates and mixes the internal material, and at the same time, the outer gear ring 13 rotates to cooperate with the outer gear 11 to rotate the inner gear ring 8 on the other side, and the inner wall scraper plate 10 on the fixed block 9 rotates to scrape the solid material on the inner wall. At the same time, the bottom scraper plate 15 and the drive shaft 12 rotate to scrape the material at the bottom to prevent the solid material from hanging on the wall and affecting the concentration of the mixture.

[0032] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A potassium permanganate dearsenicating solution mixing device for preparing hydrogen fluoride from fluosilicic acid, characterized in that: The potassium permanganate dearsenicating solution mixing device for preparing hydrogen fluoride from fluorosilicic acid comprises: A device body (1), wherein a motor (2) is mounted on the upper outer wall of the device body (1), a feeding pipe (3) is mounted on the upper inner wall of the device body (1), a feeding pipe (4) is mounted on the lower inner wall of the device body (1), a valve (5) is mounted on the feeding pipe (4), a plurality of gears (11) are mounted on the upper inner wall of the device body (1), a fixed shaft (6) is mounted on the bottom inner wall of the device body (1), and an adjusting groove (7) is opened on the upper inner wall of the device body (1); An inner gear ring (8), the inner wall of the inner gear ring (8) is meshingly connected with the outer walls of the plurality of gears (11), a plurality of fixing blocks (9) are provided on one side of the outer wall of the inner gear ring (8), the outer wall of each fixing block (9) is rotatably connected with the inner wall of the adjustment groove (7), and an inner wall scraper (10) is provided on one end of the outer wall of each fixing block (9); A driving shaft (12), one end of the driving shaft (12) is rotatably connected to the inner wall of the upper end of the device body (1), the outer wall of the upper end of the driving shaft (12) is provided with an outer toothed ring (13), the outer wall of the outer toothed ring (13) is meshingly connected to the outer wall of the gear (11), the outer wall of the driving shaft (12) near the lower side of the outer toothed ring (13) is fixedly connected with a stirring blade (14), and the outer wall of the lower end of the driving shaft (12) is provided with a plurality of bottom scraping plates (15).

2. A potassium permanganate solution mixing device for removing arsenic from fluosilicic acid to produce hydrogen fluoride according to claim 1, characterized in that: The inner wall of the device body (1) is fixedly connected to the outer wall of one end of the feeding pipe (3) and the lowering pipe (4), respectively.

3. A potassium permanganate dearsenicating solution mixing device for preparing hydrogen fluoride from fluorosilicic acid according to claim 2, characterized in that: The upper outer wall of the gear (11) is rotatably connected to the upper inner wall of the device body (1), and one end of the fixed shaft (6) is fixedly connected to the inner wall of the device body (1).

4. A potassium permanganate dearsenicating solution mixing device for preparing hydrogen fluoride from fluorosilicic acid according to claim 1, characterized in that: One side outer wall of a plurality of the fixed blocks (9) is fixedly connected to one side outer wall of the inner gear ring (8), one end of the fixed block (9) is fixedly connected to the upper end outer wall of the inner wall scraper plate (10), and one side outer wall of the inner wall scraper plate (10) is rotatably connected to the side inner wall of the device body (1).

5. The potassium permanganate solution mixing device for removing arsenic from fluosilicic acid to produce hydrogen fluoride according to claim 1, characterized in that: One end of the drive shaft (12) is fixedly connected to the output end of the motor (2), the inner wall of the gear ring (13) is fixedly connected to the outer wall of one end of the drive shaft (12), and the inner wall of the bottom end of the drive shaft (12) is rotatably connected to the outer wall of the fixed shaft (6).

6. A potassium permanganate dearsenicating solution mixing device for preparing hydrogen fluoride from fluorosilicic acid according to claim 5, characterized in that: One end of the bottom scraper plate (15) is fixedly connected to the outer wall of the driving shaft (12), and one side outer wall of the bottom scraper plate (15) is rotatably connected to the bottom inner wall of the device body (1).

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