CN219051352U

CN219051352U - Reaction kettle for preparing sodium metaaluminate solution

Info

Publication number: CN219051352U
Application number: CN202320031851.7U
Authority: CN
Inventors: 王彬; 李亚楠
Original assignee: Binzhou Xianglingbang Chemical Co ltd
Current assignee: Binzhou Xianglingbang Chemical Co ltd
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-05-23
Anticipated expiration: 2033-01-06

Abstract

The utility model relates to the technical field of chemical production equipment, and discloses a reaction kettle for preparing sodium metaaluminate solution, which comprises a reaction kettle shell, a reaction kettle cover matched with the reaction kettle shell and a motor arranged on the reaction kettle cover, wherein a stirring shaft is fixedly arranged at the output end of the motor, the stirring shaft penetrates through the reaction kettle cover and extends into the reaction kettle shell, a propeller blade is fixedly arranged at the bottom end of the stirring shaft, a connecting pipe body is detachably arranged below the reaction kettle cover, the connecting pipe body is a circular hollow pipe, and a stirring shell is fixedly arranged at the bottom end of the connecting pipe body. According to the utility model, undissolved materials continuously enter the stirring shell through the backflow holes in the circulation process and are intercepted by the filter plates, so that undissolved materials are continuously impacted by the spiral blades rotating at high speed in the narrow stirring shell to accelerate the dissolution speed, meanwhile, the middle space of the spherical stirring shell is larger, and the two ends of the spherical stirring shell are smaller, so that undissolved materials can be contained conveniently, and the escape of undissolved materials can be reduced.

Description

Reaction kettle for preparing sodium metaaluminate solution

Technical Field

The utility model relates to the technical field of chemical production equipment, in particular to a reaction kettle for preparing sodium metaaluminate solution.

Background

The existing method for preparing the sodium metaaluminate solution generally comprises the steps of dissolving sodium hydroxide in softened water to prepare sodium hydroxide solution, stirring, adding aluminum hydroxide, stirring until the aluminum hydroxide is completely dissolved, and clarifying the solution; then gradually heating to 90-160 ℃ within 0.5-1h, preserving heat for 2-10 h, adding a stabilizer, and uniformly stirring at a rotating speed of 20-30r/min to obtain sodium metaaluminate solution.

The reaction kettle is required to be continuously stirred in the manufacturing process, and the existing reaction kettle, such as the reaction kettle for preparing sodium metaaluminate solution disclosed in China patent CN217410772U, comprises a main body, an exhaust part, a sodium metaaluminate feeding part, a water injection part and a controller; the main body is of a hollow shell structure, the lower end of the main body is provided with a discharge part, and the middle part of the main body is provided with a stirring part; the exhaust part is positioned at the upper end of the main body.

The reaction kettle only provides a simple stirring shaft for stirring, can not well accelerate dissolution of undissolved substances during stirring, has a low dissolution speed, generally heats the solution from the outside of the reaction kettle in a mode of heating the solution, easily loses heat, and cannot be fully used for heating the solution

Therefore, we propose a reaction kettle for preparing sodium metaaluminate solution.

Disclosure of Invention

The utility model mainly solves the technical problems in the prior art and provides a reaction kettle for preparing sodium metaaluminate solution.

In order to achieve the above purpose, the reaction kettle for preparing sodium metaaluminate solution comprises a reaction kettle shell, a reaction kettle cover matched with the reaction kettle shell and a motor arranged on the reaction kettle cover, wherein a stirring shaft is fixedly arranged at the output end of the motor, the stirring shaft penetrates through the reaction kettle cover and extends into the reaction kettle shell, a propeller blade is fixedly arranged at the bottom end of the stirring shaft, a connecting pipe body is detachably arranged below the reaction kettle cover, the connecting pipe body is a circular hollow pipe, a stirring shell is fixedly arranged at the bottom end of the connecting pipe body, the stirring shell is a spherical hollow shell, a spraying groove which enables the inside of the stirring shell to be communicated with the inside of the reaction kettle shell is formed at the bottom end of the stirring shell, a reflux groove is formed at the top end of the stirring shell and is communicated with the inside of the connecting pipe body, a filter plate is fixedly arranged at the position below the corresponding to the propeller blade in the middle of the stirring shell, and reflux holes are uniformly formed on the side wall surface of the connecting pipe body.

Preferably, the reaction kettle shell comprises a reaction kettle shell body and a discharging pipe fixedly arranged at the bottom end of the reaction kettle shell body and communicated with the inside of the reaction kettle shell body.

Preferably, the reaction kettle cover comprises an upper cover and a feeding pipe which is fixedly arranged above the reaction kettle shell and penetrates through the upper cover, and the upper cover is detachably connected with the reaction kettle shell.

Preferably, the bottom end of the stirring shaft extends to the middle position of the shell of the reaction kettle, and the filter plate is positioned in the middle of the stirring shell.

Preferably, the heating rings are uniformly and fixedly arranged on the outer wall surface of the connecting pipe body.

Preferably, the inner diameter of the connecting pipe body is the same as the diameter of the reflux groove, and the inner diameter of the connecting pipe body is one point double of the diameter of the propeller blade.

Advantageous effects

The utility model provides a reaction kettle for preparing a sodium metaaluminate solution. The beneficial effects are as follows:

(1) According to the reaction kettle for preparing the sodium metaaluminate solution, materials are placed into the reaction kettle shell from the feeding pipe, when the materials are stirred, the propeller blades rotate to drive liquid around the propeller blades to flow to the bottom of the reaction kettle shell through the spraying grooves, then the liquid flows back into the connecting pipe from the backflow holes through the reaction kettle shell to form circulation, in the circulation process, undissolved materials continuously enter the stirring shell through the backflow holes in the circulation process and are intercepted by the filter plate, so that undissolved materials are continuously impacted by the propeller blades rotating at high speed in the narrow stirring shell to accelerate dissolution speed, meanwhile, the space in the middle of the spherical stirring shell is larger, two ends are smaller, undissolved materials can be contained conveniently, and escape of undissolved materials is reduced.

(2) The reaction kettle for preparing the sodium metaaluminate solution is arranged on the heating ring outside the connecting pipe body, can heat the solution in the reaction kettle shell, reduces heat loss, and can improve the solution heating efficiency of forming circulation by heating inside.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those skilled in the art from this disclosure that the drawings described below are merely exemplary and that other embodiments may be derived from the drawings provided without undue effort.

The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the utility model, which is defined by the claims, so that any structural modifications, proportional changes, or adjustments of size, which do not affect the efficacy of the utility model or the objects achieved, should fall within the scope of the utility model.

FIG. 1 is a cross-sectional view of a shell structure of a reaction kettle of the utility model;

FIG. 2 is a cross-sectional view of the agitator housing of the present utility model;

FIG. 3 is a front cross-sectional view of the agitator housing structure of the present utility model.

Legend description:

1. a reaction kettle shell; 2. a discharge pipe; 3. an upper cover; 4. a feed pipe; 5. a motor; 6. a stirring shaft; 7. propeller blades; 8. a connection pipe body; 9. stirring the shell; 10. a spraying groove; 11. a reflux groove; 12. a filter plate; 13. a reflow hole; 14. and a heating ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: the utility model provides a reation kettle for sodium metaaluminate solution preparation, as shown in fig. 1-3, including reation kettle shell, with reation kettle shell collocation's reation kettle lid and set up motor 5 on the reation kettle lid the output fixed mounting of motor 5 has (mixing) shaft 6, and (mixing) shaft 6 runs through the reation kettle lid and extends to inside the reation kettle shell, and screw blade 7 is installed to the bottom fixed mounting of (mixing) shaft 6, and detachably installs connecting pipe body 8 in the below of reation kettle lid, and connecting pipe body 8 is circular hollow tube, and connecting pipe body 8's bottom fixed mounting has stirring shell 9, and stirring shell 9 is spherical hollow shell, spout groove 10 has been seted up to stirring shell 9's bottom to make stirring shell 9 inside and reation kettle shell 1 inside communicate with each other, the reflux groove 11 has been seted up with connecting pipe body 8 inside, the fixed mounting in the middle part of stirring shell 9 corresponds screw blade 7 below has filter 12, and evenly seted up reflow hole 13, and during the stirring, and the liquid around screw blade 7 rotation drive screw blade 7 passes through the reation kettle shell 10 and then to the stirring shell, and is difficult to be formed the dissolution in the dissolution of dissolution shell 9, and the dissolution shell is difficult to be formed in the dissolution shell is difficult to be washed to the dissolution shell, and the dissolution shell is difficult to be formed in the dissolution shell is difficult to the dissolution, and is difficult to be formed the dissolution in the dissolution process is difficult to the dissolution in the dissolution shell is difficult to the dissolution, and is difficult to be formed.

The reaction kettle shell comprises a reaction kettle shell body 1 and a discharging pipe 2 fixedly arranged at the bottom end of the reaction kettle shell body 1 and communicated with the inside of the reaction kettle shell body 1.

The reaction kettle cover comprises an upper cover 3 and a feed pipe 4 fixedly installed above the reaction kettle shell 1 and penetrating through the upper cover 3, and the upper cover 3 is detachably connected with the reaction kettle shell 1.

The bottom of the stirring shaft 6 extends to the middle position of the reaction kettle shell 1, and the filter plate 12 is positioned in the middle of the stirring shell 9.

The heating ring 14 is uniformly and fixedly arranged on the outer wall surface of the connecting pipe body 8, the heating ring 14 is in the prior art, the solution can be heated in the reaction kettle shell, the heat loss is reduced, and meanwhile, the solution heating efficiency of forming circulation by internal heating can be improved.

The inner diameter of the connecting pipe body 8 is the same as the diameter of the reflux groove 11, and the inner diameter of the connecting pipe body 8 is one point double the diameter of the propeller blade 7, so that the combination of the connecting pipe body 8 and the stirring shell 9 is conveniently removed from the upper cover 3.

The working principle of the utility model is as follows: when materials are placed into the reaction kettle shell 1 from the feed pipe 4, the propeller blades 7 rotate to drive liquid around the propeller blades 7 to flow to the bottom of the reaction kettle shell through the spray chute 10, then flow back into the connecting pipe body 8 from the backflow hole 13 through the reaction kettle shell to form circulation, undissolved materials continuously enter the stirring shell 9 through the backflow hole 13 in the circulation process and are intercepted by the filter plates 12, so that undissolved materials are continuously collided by the propeller blades 7 rotating at high speed in the narrow stirring shell 9 to accelerate dissolution speed, meanwhile, the space in the middle of the spherical stirring shell 9 is larger, two ends are smaller, undissolved materials can be contained conveniently, and escape of undissolved materials is reduced.

The heating ring 14 arranged outside the connecting pipe body 8 can heat the solution in the reaction kettle shell, so that the heat loss is reduced, and the solution heating efficiency of heating the solution forming the circulation inside can be improved.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a reation kettle is used in sodium metaaluminate solution preparation, includes the reation kettle shell, with reation kettle shell collocation's reation kettle lid and set up motor (5) on the reation kettle lid, its characterized in that: the utility model provides a stirring device, including motor (5) and stirring shell, (5) output fixed mounting has (mixing) shaft (6), and (mixing) shaft (6) runs through the reation kettle lid and extends to in the reation kettle shell, and the bottom fixed mounting of (mixing) shaft (6) has screw blade (7), and detachably installs connecting pipe body (8) below the reation kettle lid, and connecting pipe body (8) are circular hollow tube, and the bottom fixed mounting of connecting pipe body (8) has (mixing) shell (9), and (mixing) shell (9) are spherical cavity casing, stirring spout (10) that make inside and the inside communicating of reation kettle shell (1) of stirring shell (9) are seted up to the bottom, and reflux groove (11) communicate with each other with inside connecting pipe body (8), the position fixed mounting of the middle part of stirring shell (9) corresponds screw blade (7) below has filter (12), and reflux hole (13) have evenly been seted up to the lateral wall of connecting pipe body (8).

2. The reaction kettle for preparing the sodium metaaluminate solution according to claim 1, wherein: the reaction kettle shell comprises a reaction kettle shell body (1) and a discharging pipe (2) fixedly arranged at the bottom end of the reaction kettle shell body (1) and communicated with the inside of the reaction kettle shell body (1).

3. The reaction kettle for preparing the sodium metaaluminate solution according to claim 2, wherein: the reaction kettle cover comprises an upper cover (3) and a feeding pipe (4) fixedly installed above the reaction kettle shell (1) and penetrating through the upper cover (3), and the upper cover (3) is detachably connected with the reaction kettle shell (1).

4. The reaction kettle for preparing the sodium metaaluminate solution according to claim 1, wherein: the bottom end of the stirring shaft (6) extends to the middle part of the reaction kettle shell (1), and the filter plate (12) is positioned in the middle part of the stirring shell (9).

5. The reaction kettle for preparing the sodium metaaluminate solution according to claim 1, wherein: the outer wall surface of the connecting pipe body (8) is uniformly and fixedly provided with a heating ring (14).

6. The reaction kettle for preparing the sodium metaaluminate solution according to claim 1, wherein: the inner diameter of the connecting pipe body (8) is the same as the diameter of the reflux groove (11), and the inner diameter of the connecting pipe body (8) is one point double the diameter of the propeller blade (7).