Hydrothermal synthesis device for boehmite ultrafine powder

Abstract

The utility model discloses a hydrothermal synthesis device for boehmite ultrafine powder, which belongs to the technical field of boehmite processing devices and comprises a support, a plurality of hydrothermal reaction kettles, a diversion hopper and a ball mill, the hydrothermal reaction kettles are positioned on the periphery of the support, the ball mill is positioned on one side of the support, and the diversion hopper is positioned on the other side of the support. The diversion hopper is mounted at the top of the bracket, is positioned above the hydrothermal reaction kettles, is communicated with the hydrothermal reaction kettles, and is positioned below a discharge pipe of the ball mill; according to the utility model, a large amount of raw materials are subjected to spheroidal graphite treatment through the ball mill, crushed fine materials fall into the diversion hopper from the discharge pipe, and synchronously enter a plurality of hydrothermal reaction kettles under the diversion and diversion effects of the diversion hopper, so that the synchronous proceeding of hydrothermal reaction is ensured, and the hydrothermal synthesis processing efficiency can be greatly improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of boehmite processing devices, and particularly relates to a hydrothermal synthesis device for boehmite ultrafine powder. Background Technique

[0002] Boehmite has been widely used in the fields of ceramic materials, composite materials, surface protective layer materials, optical materials, catalysts and carrier materials, semiconductor materials, coatings, etc. due to its unique chemical, optical, and mechanical properties. The main processing procedures of boehmite include raw material pulping, slurry treatment, crystal form conversion, post-treatment, drying, air flow dispersion, and packaging.

[0003] Chinese Patent (CN202321459108.8) discloses a hydrothermal synthesis device for boehmite ultrafine powder, which includes a feeding reaction mechanism and an auxiliary crushing mechanism. A guide trough with a sealing cover is arranged on one side of the hydrothermal reaction kettle, and magnetic stirring blades are arranged inside the hydrothermal reaction kettle. A crushing box assembly is fixedly connected to the inner side of the moving frame, and a limit clamping block that is clamped and matched with the slide rail support plate is also arranged on the outer side of the moving frame.

[0004] Currently, the existing auxiliary crushing mechanism only feeds a single hydrothermal reaction kettle, resulting in low hydrothermal synthesis processing efficiency. Content of the Utility Model

[0005] The purpose of the utility model is to provide a hydrothermal synthesis device for boehmite ultrafine powder in order to solve the above-mentioned existing problems.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme: A hydrothermal synthesis device for boehmite ultrafine powder, which includes a bracket, a plurality of hydrothermal reaction kettles, a shunt hopper, and a ball mill. The hydrothermal reaction kettles are located around the bracket, the ball mill is located on one side of the bracket, the shunt hopper is installed on the top of the bracket, and the shunt hopper is located above the hydrothermal reaction kettles and communicates with the plurality of hydrothermal reaction kettles, and the shunt hopper is located below the discharge pipe of the ball mill.

[0007] As a further description of the above technical scheme:

[0008] A conical guide member is arranged at the bottom of the shunt hopper, and the shunt hopper communicates with the plurality of hydrothermal reaction kettles through a plurality of guide pipes.

[0009] As a further description of the above technical scheme:

[0010] The plurality of guide pipes are located around the conical guide member.

[0011] As a further description of the above technical scheme:

[0012] A vibration motor is provided at the bottom of the shunt hopper.

[0013] In summary, due to the adoption of the above technical solutions, the beneficial effects of the present utility model are as follows:

[0014] In the present utility model, a large amount of raw materials are spheroidized by a ball mill, and the pulverized fine materials fall into the shunt hopper from the discharge pipe. Under the guiding and shunting effects of the shunt hopper, the fine materials simultaneously enter into a plurality of hydrothermal reaction kettles, ensuring the synchronous progress of the hydrothermal reaction, and thus greatly improving the hydrothermal synthesis processing efficiency. Description of the Drawings

[0015] Figure 1 It is a schematic diagram of the overall structure of a hydrothermal synthesis device for boehmite ultrafine powder.

[0016] Figure 2 It is a sectional view of a hydrothermal synthesis device for boehmite ultrafine powder.

[0017] Legend Explanation:

[0018] 1. Support; 2. Hydrothermal reaction kettle; 3. Shunt hopper; 4. Ball mill; 5. Discharge pipe; 6. Conical guide member; 7. Feed pipe; 8. Vibration motor. Specific Embodiments

[0019] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

[0020] Please refer to Figure 1-2 , the present utility model provides a technical solution: a hydrothermal synthesis device for boehmite ultrafine powder, including a support 1, a plurality of hydrothermal reaction kettles 2, a shunt hopper 3 and a ball mill 4. The hydrothermal reaction kettles 2 are located around the support 1, the ball mill 4 is located on one side of the support 1, the shunt hopper 3 is installed on the top of the support 1, and the shunt hopper 3 is located above the hydrothermal reaction kettles 2 and communicates with a plurality of the hydrothermal reaction kettles 2. The shunt hopper 3 is located below the discharge pipe 5 of the ball mill 4;

[0021] A conical guide member 6 is provided at the bottom of the shunt hopper 3. The shunt hopper 3 communicates with a plurality of the hydrothermal reaction kettles 2 through a plurality of feed pipes 7, facilitating the entry of materials from the shunt hopper 3 into the feed pipes 7;

[0022] A plurality of the material guide pipes 7 are located around the conical diversion member 6 to ensure that the material enters the material guide pipes 7 from the diversion hopper 3;

[0023] A vibration motor 8 is arranged at the bottom of the diversion hopper 3 to facilitate the material to enter the material guide pipes 7 from the diversion hopper 3.

[0024] Working principle: First, the ball mill 4 performs nodularizing treatment on a large amount of raw materials, and the pulverized fine materials fall from the discharge pipe 5 into the diversion hopper 3. Secondly, after the vibration motor 8 is started, the diversion hopper 3 is vibrated. Under the diversion and diversion effects of the conical diversion member 6 in the diversion hopper 3, the fine materials simultaneously enter a plurality of hydrothermal reaction kettles 2 for hydrothermal synthesis reaction, ensuring the synchronous progress of the hydrothermal reaction, and thus greatly improving the hydrothermal synthesis processing efficiency.

[0025] The above is only the preferred specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution of the present invention and its inventive concept, makes equivalent substitutions or changes, and should be covered by the protection scope of the present invention.

Claims

1. A hydrothermal synthesis device for boehmite ultrafine powder, characterized in that: The invention comprises a support (1), a plurality of hydrothermal reaction kettles (2), a diverter hopper (3) and a ball mill (4), wherein the hydrothermal reaction kettles (2) are located around the support (1), the ball mill (4) is located on one side of the support (1), the diverter hopper (3) is installed on the top of the support (1), and the diverter hopper (3) is located above the hydrothermal reaction kettle (2) and is connected to the plurality of hydrothermal reaction kettles (2), and the diverter hopper (3) is located below the discharge pipe (5) of the ball mill (4).

2. The hydrothermal synthesis device of boehmite ultrafine powder according to claim 1, characterized in that: A conical flow guide (6) is provided at the bottom of the diverter hopper (3), and the diverter hopper (3) is connected to a plurality of the hydrothermal reaction kettles (2) via a plurality of guide pipes (7).

3. The hydrothermal synthesis device of boehmite ultrafine powder according to claim 2, characterized in that: The plurality of material guide pipes (7) are located around the conical flow guide member (6).

4. The hydrothermal synthesis device of boehmite ultrafine powder according to claim 3, characterized in that: A vibration motor (8) is arranged at the bottom of the diversion bucket (3).

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