Repulping device for preparing sodium metasilicate based on silicon dioxide

Abstract

The utility model relates to the technical field of repulping devices, in particular to a repulping device for preparing sodium metasilicate based on silicon dioxide, which comprises a repulping device body, a T-shaped frame is arranged at the top of the repulping device body, two sides of the T-shaped frame are fixedly connected with a lifting frame, the middle of the T-shaped frame is fixedly connected with a limiting frame, and a stirring shaft is rotatably sleeved in the limiting frame. A large stirring blade is arranged at the bottom of the stirring shaft, a small stirring blade is arranged on one side of the large stirring blade, and a barrel covers the small stirring blade; the stirring shaft drives the large stirring blade and the small stirring blade to stir in the cylinder, so that silicon slag and a reagent are stirred and mixed, the lifting frame ascends and descends up and down to drive the T-shaped frame to move up and down, so that the stirring shaft is indirectly driven to move up and down in the axial direction, and the situation that the large stirring blade and the small stirring blade are always located at the lower layer position of a solution is avoided. Meanwhile, the stirring shaft can drive the large stirring blades and the small stirring blades to move up and down in the barrel, so that part of silicon dioxide is further prevented from floating on the surface layer of the solution and stirring is not effective.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of reslurry device, concretely is the reslurry device of sodium metasilicate preparation based on silicon dioxide. BACKGROUND

[0002] The product of a large amount of silicon dioxide, containing a small amount of fluoride, is prepared in the process of using fluosilicic acid as raw material and sulfuric acid to prepare anhydrous hydrogen fluoride, according to the solid waste related requirements, combined with the company's environmental evaluation, it belongs to solid waste, after the silicon dioxide is reslurried, it is reacted with sodium hydroxide to prepare sodium metasilicate, the sodium metasilicate can be directly sold as a product, greatly solving the problem of the destination of silicon dioxide.

[0003] In the prior art, the silicon slag needs to be mixed with the solvent liquid in the reslurry process, and the solution can only contact the lower stirring blade in the general stirring mechanism during the mixing process, so that the silicon dioxide is not uniformly stirred in the reslurry process, part of the silicon dioxide floats on the surface of the solution, and the stirring does not work, so that the surface silicon dioxide cannot be pumped away, thereby reducing the reslurry quality. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing the reslurry device of sodium metasilicate preparation based on silicon dioxide to solve the problems in the above background.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme: the reslurry device of sodium metasilicate preparation based on silicon dioxide, comprising: a reslurry device body, a T-shaped frame is arranged at the top of the reslurry device body, the two sides of the T-shaped frame are fixedly connected with a lifting frame, a limiting frame is fixedly connected in the middle of the T-shaped frame, and a stirring shaft is rotatably sleeved in the limiting frame.

[0006] A large stirring blade is arranged at the bottom of the stirring shaft, a small stirring blade is arranged on one side of the large stirring blade, a cylinder is arranged outside the small stirring blade, a crushing box is installed on one side of the cylinder, and a feeding pipe is fixedly sleeved on the other side of the cylinder.

[0007] Preferably, a driven shaft is rotatably sleeved at the bottom of the lifting frame, limiting wheels are fixedly sleeved at the two ends of the driven shaft, and an upper gear is fixedly sleeved in the middle of the driven shaft.

[0008] Preferably, driving wheels are installed on the two sides of the lower gear and are slidably connected between the limiting wheels, the lower gear and the driving wheels are fixedly sleeved on a driving shaft, and the two sides of the driving shaft are rotatably sleeved on a fixed frame.

[0009] Preferably, a limiting groove is formed in the upper side of the fixed frame, a limiting block is fixedly connected to the side wall of the lifting frame, the limiting block and the limiting groove are slidably connected, the lower side of the fixed frame is fixedly connected with a supporting frame, and the side of the fixed frame is fixedly connected with the cylinder.

[0010] The bottom of the barrel is preferably threadedly connected with the sealing plug, and the stirring shaft is sleeved in the barrel and is in sliding connection with the barrel.

[0011] The lower end of the barrel is preferably sleeved in the support frame, and the discharge end of the crushing box is in communication with the barrel.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows: the silicon slag is added from the crushing box, so that the silicon slag is finely crushed by the crushing box, thereby facilitating subsequent stirring and fusion; the required solution reagent is added into the barrel from the feeding pipe, so that the solution reagent contacts the crushed silicon slag; the top end of the stirring shaft is fixedly connected with the output end of the stirring motor, so that the stirring shaft is driven to rotate; the stability of the stirring shaft during rotation is maintained by the limiting of the limiting frame; the stirring shaft drives the large stirring blade and the small stirring blade to stir in the barrel, so that the silicon slag and the reagent are stirred and mixed; while the stirring shaft is stirring, the T-shaped frame is driven to move up and down by the up-and-down movement of the lifting frame, so that the stirring shaft is indirectly driven to move up and down along the axial direction, thereby avoiding the large stirring blade and the small stirring blade being always located at the lower layer of the solution, which causes uneven stirring of the silicon dioxide during the re-slurry process; meanwhile, the large stirring blade and the small stirring blade can move up and down in the barrel driven by the stirring shaft, which further avoids that part of the silicon dioxide floats on the surface layer of the solution and is not stirred, thereby causing the surface layer silicon dioxide to be unable to be pumped away. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a whole structure schematic view of the utility model;

[0014] Figure 2 It is a whole structure top view schematic view of the utility model;

[0015] Figure 3 It is a whole structure bottom view schematic view of the utility model;

[0016] Figure 4 It is an internal structure schematic view of the utility model.

[0017] In the drawing: 1, re-slurry device body; 2, T-shaped frame; 3, lifting frame; 4, limiting frame; 5, stirring shaft;

[0018] 6, large stirring blade; 7, small stirring blade; 8, barrel; 9, crushing box; 10, feeding pipe; 11, driven shaft; 12, limiting wheel; 13, upper gear; 14, lower gear; 15, driving wheel; 16, driving shaft; 17, fixed frame; 18, limiting groove; 19, limiting block; 20, support frame; 21, sealing plug. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical scheme of the utility model carry out clearly, complete description, and the advantage is more clear and distinct, the following combining with the drawing to the utility model embodiment carries out further detailed explanation.Should understand, the specific embodiment described here is a part of the embodiment of the utility model, rather than all the embodiments, only to explain the embodiment of the utility model, and does not serve to limit the embodiment of the utility model, all other embodiments obtained by the ordinary skill of the art without making creative labor belong to the scope of the utility model protection.

[0020] Embodiment one: please refer to Figures 1-4 The utility model provides a technical scheme: based on the re -pulp device of sodium metasilicate preparation of silicon dioxide, include: re -pulp device body 1, re -pulp device body 1 top is provided with T -type frame 2, and T -type frame 2 both sides are fixedly connected with lifting frame 3, and T -type frame 2 middle part is fixedly connected with the limiting frame 4, and the stirring shaft 5 is rotatably installed in the limiting frame 4, and the stirring shaft 5 bottom is provided with big stirring blade 6, and big stirring blade 6 one side is provided with small stirring blade 7, and small stirring blade 7 outside cover is equipped with cylinder 8, and cylinder 8 one side is installed with the smashing box 9, and cylinder 8 other side is fixedly installed with the feeding pipe 10.

[0021] The silicon residue is added from the smashing box 9, so that the silicon residue is finely crushed through the smashing of the smashing box 9, so that subsequent stirring fusion is facilitated, and the required solution reagent is added into the cylinder 8 from the feeding pipe 10, so that it is contacted with the crushed silicon residue, the top end of the stirring shaft 5 is fixedly connected with the output end of the stirring motor, so as to drive the stirring shaft 5 to rotate, the stirring shaft 5 is kept stable in the process of rotating through the limiting of the limiting frame 4, the stirring shaft 5 drives the big stirring blade 6 and the small stirring blade 7 to stir in the cylinder 8, so as to stir and mix the silicon residue and the reagent, while the stirring shaft 5 is stirring, the T-shaped frame 2 can move up and down by driving the T-shaped frame 2 to move up and down through the lifting frame 3, so as to indirectly drive the stirring shaft 5 to move up and down along the axial direction thereof, so as to avoid that the big stirring blade 6 and the small stirring blade 7 are always located in the lower layer of the solution, which causes uneven stirring of the silicon dioxide in the re-pulping process, at the same time, the big stirring blade 6 and the small stirring blade 7 can move up and down in the cylinder 8 by driving the big stirring blade 6 and the small stirring blade 7 through the stirring shaft 5, which further avoids that part of the silicon dioxide floats on the surface of the solution, which does not work, causing that the surface layer of silicon dioxide cannot be pumped out.

[0022] The embodiment two is based on the embodiment one, the bottom of the lifting frame 3 is rotatably sleeved with a driven shaft 11, the two ends of the driven shaft 11 are fixedly sleeved with limit wheels 12, the middle of the driven shaft 11 is fixedly sleeved with an upper gear 13, the lower side of the upper gear 13 is engaged with a lower gear 14, the driven shaft 11 is rotatably installed at the bottom of the lifting frame 3, the top of the lifting frame 3 is fixedly connected with the T-shaped frame 2, the limit wheels 12 are fixedly sleeved on the two sides of the driven shaft 11, the upper gear 13 is arranged between the two limit wheels 12 and is fixedly sleeved on the driven shaft 11, the two sides of the lower gear 14 are rotatably sleeved with driving wheels 15, the driving wheels 15 are slidably connected with the limit wheels 12, the lower gear 14 and the driving wheels 15 are fixedly sleeved on a driving shaft 16, the two sides of the driving shaft 16 are rotatably sleeved on a fixed frame 17, the lower gear 14 is fixedly sleeved on the driving shaft 16, the driving wheels 15 fixedly sleeved on the two sides of the driving shaft 16 are slidably connected with the limit wheels 12, and the limit wheels 12 are limited, the driving shaft 16 is rotatably sleeved on the fixed frame 17, a synchronous motor is fixedly installed on the side wall of the fixed frame 17, a stirring motor is fixedly installed on the lower surface of the middle of the T-shaped frame 2, a limit groove 18 is formed on the upper side of the fixed frame 17, a limit block 19 is fixedly connected with the side wall of the lifting frame 3, the limit block 19 is slidably connected with the limit groove 18, the lower side of the fixed frame 17 is fixedly connected with a support frame 20, the side of the fixed frame 17 is fixedly connected with the cylinder 8, the two sides of the top of the fixed frame 17 are provided with limit grooves 18, the limit block 19 fixedly connected with the side wall of the lifting frame 3 is limited by the limit grooves 18, the bottom of the fixed frame 17 is fixedly supported by the support frame 20, so that the fixed frame 17 fixedly supports the side wall of the cylinder 8.

[0023] The stirring motor is fixedly installed in the middle of the top of the T-shaped frame 2, the output end of the stirring motor is fixedly connected with the top of the stirring shaft 5, the synchronous motor is fixedly installed on one side of the fixed frame 17, the output end of the synchronous motor is fixedly connected with one end of the driving shaft 16, the synchronous motor is provided with two and is symmetrically arranged about the center plane of the T-shaped frame 2, the synchronous motor and the stirring motor are electrically connected with the external terminal control equipment, by starting the stirring motor and the synchronous motor, the stirring motor drives the stirring shaft 5 fixedly connected with the output end to rotate, so that the stirring shaft 5 drives the large stirring blade 6 and the small stirring blade 7 to rotate in the cylinder 8, so as to mix the silicon slag and the solution, while stirring and mixing, the synchronous motor drives the driving shaft 16 to rotate, so that the driving shaft 16 drives the driving wheel 15 and the lower gear 14 on it to rotate, the driving wheel 15 and the lower gear 14 are eccentrically sleeved on the driving shaft 16, the upper gear 13 and the limiting wheel 12 are also eccentrically fixedly sleeved on the driven shaft 11, so that the driving wheel 15 and the limiting wheel 12 slide under the meshing action of the lower gear 14 and the upper gear 13, because the driving wheel 15, the lower gear 14, the upper gear 13 and the limiting wheel 12 are eccentrically arranged, so that the driving shaft 16 intermittently lifts the driven shaft 11 at the same time of rotating, so that the driven shaft 11 drives the lifting frame 3 to move, the lifting frame 3 realizes reciprocating lifting under the sliding cooperation of the limiting block 19 and the limiting groove 18, and then indirectly drives the stirring shaft 5 to move up and down along the axial direction, so as to drive the large stirring blade 6 and the small stirring blade 7 to move up and down in the cylinder 8, so as to avoid that the solution in the stirring mechanism can only contact the lower stirring blade, which causes that the silica is not uniformly stirred in the reslurry process, part of the silica floats on the surface of the solution, the stirring does not work, so as to cause that the surface silica cannot be pumped away, and then the reslurry quality is reduced.

[0024] In the embodiment two, the bottom of the cylinder 8 is threadedly connected with the sealing plug 21, the stirring shaft 5 is sleeved in the cylinder 8 and is slidably connected with the cylinder 8, the lower end of the cylinder 8 is fixedly sleeved in the supporting frame 20, and the discharge end of the crushing box 9 is communicated with the cylinder 8.

[0025] The supporting frame 20 is fixedly installed on the ground, the fixed frame 17 is fixed through the supporting frame 20, the bottom of the cylinder 8 is fixedly sleeved in the supporting frame 20, so as to further limit and fix the cylinder 8, so as to ensure the stability of the cylinder 8, meanwhile, one side of the upper surface of the supporting frame 20 is fixedly connected with the crushing box 9, the discharge end of the crushing box 9 is communicated with the cylinder 8, the silicon slag is preliminarily crushed through the crushing box 9, so as to avoid that the large silicon slag causes that the solution is not uniformly mixed and the surface silica cannot be pumped away, the bottom of the cylinder 8 is threadedly connected with the sealing plug 21, so as to facilitate the discharge of the slurry after sufficient stirring.

[0026] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A re-slurry device for obtaining sodium metasilicate based on silicon dioxide, comprising a re-slurry device body (1), characterized in that: The T-shaped frame (2) is provided at the top of the re-pulping device body (1), and is fixedly connected with the lifting frame (3) at both sides. The stirring shaft (5) is provided with a large stirring blade (6) at the bottom, and a small stirring blade (7) is arranged at one side of the large stirring blade (6).

2. The reslurry unit for the production of sodium metasilicate based on silicon dioxide according to claim 1, characterized in that: The lifting frame (3) is rotatably sleeved with a driven shaft (11) at the bottom, and is fixedly sleeved with a limiting wheel (12) at both ends of the driven shaft (11).

3. The reslurry unit for the production of sodium metasilicate based on silicon dioxide according to claim 2, characterized in that: The driven shaft (11) is fixedly sleeved with an upper gear (13) at the middle, and the lower side of the upper gear (13) is engaged with a lower gear (14).

4. The reslurry unit for the production of sodium metasilicate based on silicon dioxide according to claim 3, characterized in that: The lower gear (14) is provided with a driving wheel (15) at both sides, and the driving wheel (15) is slidably connected between the limiting wheel (12).

5. The reslurry unit for the production of sodium metasilicate based on silicon dioxide according to claim 4, characterized in that: The lower gear (14) and the driving wheel (15) are fixedly sleeved on a driving shaft (16), and the driving shaft (16) is rotatably sleeved on a fixed frame (17) at both sides.

6. The reslurry unit for the production of sodium metasilicate based on silicon dioxide according to claim 5, characterized in that: The fixed frame (17) is provided with a limiting groove (18) at the upper side, and the side wall of the lifting frame (3) is fixedly connected with a limiting block (19). The limiting block (19) is slidably connected between the limiting groove (18), and the fixed frame (17) is fixedly connected with a supporting frame (20) at the lower side. The fixed frame (17) is fixedly connected with the cylinder (8) at the side. The cylinder (8) is threadedly connected with a sealing plug (21) at the bottom, and the stirring shaft (5) is slidably connected between the cylinder (8). The lower end of the cylinder (8) is fixedly sleeved in the supporting frame (20), and the discharge end of the crushing box (9) is communicated with the cylinder (8).

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