CN222816838U - Acid feeding device of continuous acidolysis premixing tank - Google Patents
Acid feeding device of continuous acidolysis premixing tank Download PDFInfo
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- CN222816838U CN222816838U CN202421800921.1U CN202421800921U CN222816838U CN 222816838 U CN222816838 U CN 222816838U CN 202421800921 U CN202421800921 U CN 202421800921U CN 222816838 U CN222816838 U CN 222816838U
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- premixing
- stirring shaft
- acid
- premixing tank
- spray
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Abstract
本实用新型公开了一种连续酸解预混槽进酸装置，涉及钛白化工设备技术领域，包括预混容器和喷淋模块。本实用新型结构简单，功能可靠，预混容器用于盛装钛铁矿粉同时为钛铁矿粉和硫酸的混合提供空间支持，喷淋模块包括分别与进酸立管连通的喷淋盘管和搅拌轴喷淋管，喷淋盘管向外周喷出的硫酸能够冲洗掉粘附在预混槽内壁上钛铁矿粉，搅拌轴喷淋管向内喷出的硫酸能够冲洗掉粘附在搅拌轴表面的钛铁矿粉，解决了传统技术中预混槽内壁和搅拌轴表面粘附钛铁矿粉的问题，同时无需人工进行专门清洗，具有较高的自动化程度，避免了钛铁矿粉和硫酸对工人身体的损伤，具有广阔的市场前景。
The utility model discloses an acid inlet device for a continuous acid hydrolysis premixing tank, which relates to the technical field of titanium dioxide chemical equipment, and includes a premixing container and a spray module. The utility model has a simple structure and reliable functions. The premixing container is used to contain ilmenite powder and provides space support for the mixing of ilmenite powder and sulfuric acid. The spray module includes a spray coil and a stirring shaft spray pipe respectively connected to an acid inlet riser. The sulfuric acid sprayed from the spray coil to the periphery can wash away the ilmenite powder adhering to the inner wall of the premixing tank, and the sulfuric acid sprayed from the stirring shaft spray pipe inward can wash away the ilmenite powder adhering to the surface of the stirring shaft, which solves the problem of ilmenite powder adhering to the inner wall of the premixing tank and the surface of the stirring shaft in the traditional technology. At the same time, no manual special cleaning is required, and the utility model has a high degree of automation, which avoids the damage of ilmenite powder and sulfuric acid to the workers' bodies, and has broad market prospects.
Description
Technical Field
The utility model relates to the technical field of titanium white chemical equipment, in particular to an acid feeding device of a continuous acidolysis premixing tank.
Background
The acidolysis premixing procedure is a main operation step of continuous acidolysis reaction, and aims to mix sulfuric acid and ilmenite powder which participate in the reaction, so that mineral powder is soaked by the sulfuric acid and uniformly dispersed in the sulfuric acid. In actual operation, sulfuric acid and mineral powder are respectively added into the premixing tank for two times, and part of mineral powder is adhered to the inner wall of the premixing tank and the stirring shaft due to dust raising phenomenon in the mineral powder adding process, so that the mixing tank needs to be cleaned manually and regularly, time and labor are wasted, and the mixing tank has a certain damage to the body of a worker.
Disclosure of Invention
In order to solve the problem that in the background technology, when the mineral powder is added into the premixing tank, part of the mineral powder is adhered to the inner wall of the premixing tank and the stirring shaft, and manual regular cleaning is needed, and time and labor are wasted, the utility model provides an acid feeding device of a continuous acidolysis premixing tank.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
The acid inlet device of the continuous acidolysis premixing tank comprises a premixing container and a spraying module, wherein the premixing container is of a shell-shaped structure, an inner cavity of the premixing container is a premixing tank for mixing sulfuric acid and ilmenite powder, the spraying module is fixedly arranged at the top of the premixing tank, the spraying module comprises a circular or ring-like spraying coil pipe, a spraying hole pointing to the inner wall direction of the premixing tank is formed in the side wall of the spraying coil pipe, the spraying coil pipe is connected and communicated with an acid inlet vertical pipe, the acid inlet vertical pipe is connected with a stirring shaft spraying pipe for cleaning a stirring shaft, and the acid inlet vertical pipe is communicated with the stirring shaft spraying pipe.
As a further optimization scheme of the utility model, the spraying holes are arranged below the outer wall of the acid inlet vertical pipe.
As a further optimization scheme of the utility model, the axis of the spraying hole is directed outwards and downwards.
As a further optimization scheme of the utility model, the inclination angle of the spray hole is 30-60 degrees.
As a further optimization scheme of the utility model, the stirring shaft is arranged at the axle center position of the premixing groove, and the stirring shaft is vertically arranged.
As a further optimization scheme of the utility model, the bottom end of the stirring shaft is provided with a stirring claw.
As a further optimized scheme of the utility model, the stirring shaft spray pipe is transversely arranged.
As a further optimization scheme of the utility model, the stirring shaft spray pipe is transversely arranged and connected to the middle position of the acid inlet vertical pipe.
As a further optimization scheme of the utility model, the acid inlet vertical pipe is connected with the top plate of the premixing container in a penetrating way.
As a further optimization scheme of the utility model, the bottom of the side wall of the premixing container is communicated with a discharge hole, and the bottom of the premixing groove is provided with an inclined bottom surface.
In summary, the utility model has the advantages that the structure is simple, the function is reliable, the premixing container is used for containing ilmenite powder and simultaneously providing space support for mixing the ilmenite powder and sulfuric acid, the spraying module comprises the spraying coil pipe and the stirring shaft spraying pipe which are respectively communicated with the acid inlet vertical pipe, the sulfuric acid sprayed out from the periphery of the spraying coil pipe can wash the ilmenite powder adhered to the inner wall of the premixing groove, the sulfuric acid sprayed inwards by the stirring shaft spraying pipe can wash the ilmenite powder adhered to the surface of the stirring shaft, the problem that the inner wall of the premixing groove and the surface of the stirring shaft are adhered to the ilmenite powder in the prior art is solved, meanwhile, special cleaning is not needed, the automation degree is higher, the damage of the ilmenite powder and the sulfuric acid to the body of workers is avoided, and the market prospect is wide.
Drawings
The application is further described below with reference to the accompanying drawings:
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of spray module position and configuration;
FIG. 3 is a schematic view of spray hole locations and structure in vertical cross section;
FIG. 4 is a schematic top view of a spray coil a;
FIG. 5 is a schematic top view of a spray coil b structure;
FIG. 6 is a schematic top view of the spray coil c;
FIG. 7 is a schematic view of the mounting position and structure of the stirring shaft;
FIG. 8 is a schematic view of a connection structure of a stirring blade and a stirring shaft;
FIG. 9 is a schematic view of the connection structure of a stirring rod, a stirring cross bar and a stirring shaft;
FIG. 10 is a schematic view of a connection structure of a stirring blade, a stirring upright and a stirring shaft;
FIG. 11 is a schematic top view of the mounting location and structure of the annular inner coil;
Fig. 12 is a schematic top view of the installation position and structure of the inner coil in the shape of a vortex.
Reference numerals illustrate:
In the drawing the view of the figure,
1. The premixing device comprises a premixing container, a premixing groove, a discharging hole, an inclined bottom surface and a mixing groove, wherein the premixing container is 11;
2. The device comprises a spray module, a spray coil pipe, 211, spray holes, 22, an acid inlet vertical pipe, 23, a stirring shaft spray pipe, 24, a transverse connection pipe, 25 and an inner coil pipe;
3. stirring shaft, 31, stirring fan blades, 32, stirring vertical rods, 321, stirring cross rods, 33 and adapting rods;
21a, a spray coil a, 21b, a spray coil b, 21c and a spray coil c.
Detailed Description
According to the above structural features of the present application, the embodiments of the present application will be further described:
Referring to fig. 1, the embodiment provides an acid feeding device of a continuous acidolysis premixing tank, which comprises a premixing container 1 and a spraying module 2, wherein the premixing container 1 is of a shell-shaped structure in the shape of a sizing straight cylinder, and an inner cavity of the premixing container 1 is a premixing tank 11 for mixing sulfuric acid and ilmenite powder. The premix vessel 1 includes a cylindrical side plate and top and bottom plates fixedly installed at both end positions of the top and bottom of the side plate, the top plate and the bottom plate surrounding to form a premix tank 11.
Referring to fig. 1 and 2, a top plate is provided with a feed inlet, a door body capable of being opened and closed is arranged at the position of the feed inlet, and the feed inlet is used for feeding the titanium iron ore powder into the premixing tank 11.
Referring to fig. 1 and 2, the spray module 2 is fixedly installed at the top of the premixing tank 11, sulfuric acid is sprayed on the ilmenite powder through the top of the premixing tank 11, and then the sulfuric acid and ilmenite powder mixture is accumulated at the bottom of the premixing tank 11.
Referring to fig. 1 to 6, the spray module 2 includes a circular or ring-like spray coil 21, and spray holes 211 are formed in the side wall of the spray coil 21 and directed toward the inner wall of the premixing tank 11.
Referring to fig. 4, the spray coil a21a is in a circular ring shape, referring to fig. 5, the spray coil b21b is in a circular ring shape formed by arc-shaped pipes which are close to each other end to end, and referring to fig. 6, the spray coil c21c is in a polygonal circular ring shape.
Referring to fig. 4-6, the spray coil 21 is connected and communicated with the acid inlet riser 22 through a transverse connection pipe 24.
The spray coil 21 is connected with and communicated with an acid inlet vertical pipe 22, the acid inlet vertical pipe 22 is connected with a stirring shaft spray pipe 23 for cleaning the stirring shaft 3, and the acid inlet vertical pipe 22 is communicated with the stirring shaft spray pipe 23.
Referring to fig. 2 and 3, the spray holes 211 are uniformly arranged in an equidistant/equiangular circumferential array on the spray coil 21, so that the sulfuric acid fluid sprayed from the spray coil 21 is more uniform, and the generation of spray dead angles on the side wall of the premixing tank 11 is avoided.
Referring to fig. 3, spray holes 211 are provided below the outer wall of the acid feed riser pipe 22, and the axes of the spray holes 211 are directed obliquely downward outward, so that sulfuric acid can be sprayed on the side wall of the premixing tank 11, and ilmenite powder adhering to the side wall of the premixing tank 11 is washed away.
Referring to fig. 3, the inclination angle of the spray holes 211 is 30 to 60 degrees, i.e., R is 30 to 60 degrees, for example, 45 degrees.
Referring to fig. 7, the stirring shaft 3 is disposed at the axial center of the premixing tank 11, and the stirring shaft 3 is disposed at the annular center of the annular or ring-like shower coil 21. The stirring shaft 3 is vertically arranged. The top end of the stirring shaft 3 is connected with a driving motor through a gear set, and the gear set and the driving motor are respectively arranged at the upper surface position of the top plate through bolts. The center of the top plate is provided with a mounting hole, a sealing bearing is arranged in the mounting hole, the stirring shaft 3 is inserted and mounted in the sealing bearing, and the driving motor can drive the stirring shaft 3 to rotate.
The bottom end of the stirring shaft 3 is fixedly provided with a stirring claw through a bolt, and the stirring claw is used for stirring the mixture of the titanic iron ore powder and sulfuric acid, so that the titanic iron ore powder and the sulfuric acid are uniformly mixed.
Referring to fig. 8, the stirring claw includes a blade group including a plurality of stirring blades 31 having different heights, the stirring blades 31 are horizontally arranged, the stirring blades 31 are arranged along the axial direction of the stirring shaft 3, and the stirring blades 31 are fixedly connected (e.g., fixedly connected by bolts) with the stirring shaft 3. The stirring blades 31 on the left and right sides of the stirring shaft 3 are positioned at asymmetric positions.
Referring to fig. 9, the stirring claw includes a pole group including a plurality of stirring poles 32 having different centrifugal distances, the stirring poles 32 are vertically arranged, the top ends of the stirring poles 32 are vertically and fixedly connected with the stirring cross rod 321 through bolts, and the stirring cross rod 321 is vertically and fixedly connected with the stirring shaft 3 through bolts. The stirring uprights 32 on the left and right sides of the stirring shaft 3 are located at asymmetric positions.
Referring to fig. 10, the stirring claw comprises stirring blades 31 and stirring upright rods 32 which are respectively arranged at the left side and the right side of the stirring shaft 3, the stirring blades 31 are horizontally arranged, the stirring upright rods 32 are vertically arranged, the stirring blades 31 are horizontally arranged and fixedly connected with the stirring shaft 3 (for example, fixedly connected through bolts), the stirring upright rods 32 are vertically and fixedly connected with a stirring cross rod 321 through bolts, and the stirring cross rod 321 is vertically and fixedly connected with the stirring shaft 3 through bolts, so that the stirring claw has better stirring quality and stirring efficiency.
Referring to fig. 7, the stirring shaft shower pipe 23 is transversely provided, and an opening of the stirring shaft shower pipe 23 is directed toward the stirring shaft 3, so that sulfuric acid is sprayed on the surface of the stirring shaft 3, and the titaniferous ore powder adhered to the stirring shaft 3 is washed away.
The stirring shaft spray pipe 23 is transversely arranged and connected to the middle position of the acid inlet vertical pipe 22, so that the stirring shaft spray pipe 23 and the acid inlet vertical pipe 22 are fixedly connected and communicated in a T shape. The stirring shaft spray pipe 23 is connected with the acid inlet vertical pipe 22 through a tee joint.
The acid inlet riser 22 is connected to the top plate of the premix vessel 1 by penetrating. The top plate of the premixing container 1 is provided with an acid inlet hole, and an acid inlet vertical pipe 22 is inserted into the acid inlet hole and is sealed and fixed. The acid inlet vertical pipe 22 is connected with an external sulfuric acid storage container, and the hydraulic pump presses sulfuric acid in the sulfuric acid storage container into the acid inlet vertical pipe 22.
Referring to FIG. 1, a discharge port 12 is communicated with the bottom of the side wall of a premixing container 1, and an inclined bottom surface 13 is arranged at the bottom of a premixing groove 11. The evenly mixed sulfuric acid and ilmenite powder mixture is discharged from the utility model through a discharge port 12.
Referring to fig. 2, the spray coil 21 is fixedly connected with the bottom surface of the top plate of the premixing container 1 through pipe clamps, the pipe clamps are arranged at equal intervals along the axial direction of the spray coil 21, stable drawknot fixed installation of the spray coil 21 is realized, and damage caused by overlarge load of the acid inlet vertical pipe 22 due to the fact that the weight of the spray coil 21 is concentrated on the acid inlet vertical pipe 22 is avoided.
Referring to FIG. 7, the acid inlet vertical pipe 22 is arranged at one side of the stirring shaft 3, the stirring shaft spray pipe 23 points to the top of the stirring shaft 3, and the stirring shaft 3 can rotate, so that the sulfuric acid sprayed by the stirring shaft spray pipe 23 can completely clean the 360-degree range of the side wall of the top of the stirring shaft 3 without dead angles. The middle lower part of the stirring shaft 3 is contacted with the mixture of the titanic iron ore powder and sulfuric acid, so that the problem of simple adhesion of the titanic iron ore powder does not exist.
Referring to fig. 11 and 12, a cross pipe 24 is provided along the radial direction of the shower coil 21, the distal end of the cross pipe 24 is connected to the shower coil 21, the proximal end of the cross pipe 24 is connected to an inner coil 25 having a circular ring shape or a spiral line shape, the inner coil 25 is provided coaxially with the shower coil 21, and is sleeved on the outer periphery of the inner coil 25 with the shower coil 21. The water spraying holes are formed in the bottom surface of the inner coil pipe 25, the water spraying holes are used for enabling sulfuric acid to flow out vertically, the problem that the spraying coil pipe 21 only can spray the inner wall of the premixing groove 11 is avoided, sulfuric acid is injected more uniformly, and mixing efficiency of sulfuric acid and mineral powder is improved. The inner coil 25 is level with the shower coil 21.
Referring to fig. 1 and 10, the bottom end of the stirring shaft 3 is hinged with an adapter rod 33, and a torsion spring is installed at the hinged position, and the torsion spring pushes the stirring shaft 3 to have a downward rotation trend, so that the bottom surface of the adapter rod 33 is attached to the upper surface of the inclined bottom surface 13. The adapter rod 33 is used for adapting the inclined bottom surface 13, so that stirring dead angles are avoided at the position of the inclined bottom surface 13, and the uniformity of the final product is improved.
The utility model has simple structure and reliable function, the premixing container 1 is used for containing ilmenite powder and simultaneously provides space support for mixing the ilmenite powder and sulfuric acid, the spraying module 2 comprises the spraying coil pipe 21 and the stirring shaft spraying pipe 23 which are respectively communicated with the acid inlet vertical pipe 22, the sulfuric acid sprayed out from the periphery of the spraying coil pipe 21 can wash the ilmenite powder adhered to the inner wall of the premixing tank 11, the sulfuric acid sprayed inwards by the stirring shaft spraying pipe 23 can wash the ilmenite powder adhered to the surface of the stirring shaft 3, the problem that the ilmenite powder is adhered to the inner wall of the premixing tank 11 and the surface of the stirring shaft 3 in the prior art is solved, meanwhile, special cleaning is not needed, the automation degree is higher, the damage of the ilmenite powder and the sulfuric acid to the body of workers is avoided, and the utility model has wide market prospect.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, connected via an intermediate medium, or connected in communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In view of the foregoing, it will be appreciated by those skilled in the art that, based on the teachings herein, changes, modifications, substitutions and alterations can be made without departing from the principles and spirit of this utility model.
Claims (10)
1. The acid inlet device of the continuous acidolysis premixing tank is characterized by comprising a premixing container (1) and a spraying module (2), wherein the premixing container (1) is of a shell-shaped structure, and an inner cavity of the premixing container (1) is a premixing tank (11) for mixing sulfuric acid and ilmenite powder;
The spraying module (2) is fixedly arranged at the top of the premixing groove (11);
The spraying module (2) comprises a circular or ring-like spraying coil pipe (21), and a spraying hole (211) pointing to the inner wall direction of the premixing groove (11) is formed in the side wall of the spraying coil pipe (21);
The spray coil (21) is connected with and communicated with the acid inlet vertical pipe (22), the acid inlet vertical pipe (22) is connected with a stirring shaft spray pipe (23) for cleaning the stirring shaft (3), and the acid inlet vertical pipe (22) is communicated with the stirring shaft spray pipe (23).
2. The acid feeding device of the continuous acidolysis premixing tank according to claim 1, characterized in that the spraying holes (211) are arranged below the outer wall of the acid feeding vertical pipe (22).
3. The acid feeding device of the continuous acidolysis premixing tank according to claim 2, wherein the axis of the spraying hole (211) is directed to the outer inclined lower part.
4. The continuous acidolysis premixing tank acid inlet device according to claim 3, characterized in that the inclination angle of the spraying holes (211) is 30-60 degrees.
5. The acid feeding device of the continuous acidolysis premixing tank according to claim 4, wherein the stirring shaft (3) is arranged at the axial center of the premixing tank (11), and the stirring shaft (3) is vertically arranged.
6. The acid feeding device of the continuous acidolysis premixing tank according to claim 5, which is characterized in that a stirring claw is arranged at the bottom end of the stirring shaft (3).
7. The acid feeding device of the continuous acidolysis premixing tank according to claim 6, characterized in that the stirring shaft spray pipe (23) is transversely arranged.
8. The acid feeding device of the continuous acidolysis premixing tank according to claim 7, characterized in that the stirring shaft spray pipe (23) is transversely arranged and connected to the middle position of the acid feeding vertical pipe (22).
9. The acid feeding device of the continuous acidolysis premixing tank according to claim 8, characterized in that the acid feeding vertical pipe (22) is connected with the top plate of the premixing container (1) in a penetrating way.
10. The continuous acidolysis premixing groove acid inlet device according to claim 9 is characterized in that a discharge hole (12) is communicated with the bottom of the side wall of the premixing container (1), and an inclined bottom surface (13) is arranged at the bottom of the premixing groove (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421800921.1U CN222816838U (en) | 2024-07-29 | 2024-07-29 | Acid feeding device of continuous acidolysis premixing tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421800921.1U CN222816838U (en) | 2024-07-29 | 2024-07-29 | Acid feeding device of continuous acidolysis premixing tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222816838U true CN222816838U (en) | 2025-05-02 |
Family
ID=95491870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421800921.1U Active CN222816838U (en) | 2024-07-29 | 2024-07-29 | Acid feeding device of continuous acidolysis premixing tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222816838U (en) |
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2024
- 2024-07-29 CN CN202421800921.1U patent/CN222816838U/en active Active
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