Material surface coating and high-temperature treatment integrated device

Abstract

The invention discloses a material surface coating and high-temperature treatment integrated device. The material surface coating and high-temperature treatment integrated device comprises pipelines as well as a spraying drying assembly, a high-temperature treatment assembly, a collecting assembly and a gas exhaust assembly which are in communication in sequence, wherein the pipelines comprise a first connecting pipe for connecting the spraying drying assembly to the high-temperature treatment assembly, and a second connecting pipe for connecting the high-temperature treatment assembly to the collecting assembly; the spraying drying assembly comprises a carrier gas channel, a spray nozzle and a drying room; the drying room is a cavity, wherein the diameter of the lower part of the cavity is gradually reduced; the carrier gas channel is arranged on the top of the drying room, and communicates with the drying room; the spray nozzle is arranged on a joint of the carrier gas channel and the drying room; the high-temperature treatment assembly comprises a reaction chamber and a heating unit for uniformly heating the reaction chamber; the collecting assembly comprises a collecting chamber, a gas exhaust channel which communicates with the top of the collecting chamber, and a filter unit which is arranged at the joint of the collecting chamber and the gas exhaust channel; and the gas exhaust assembly comprises an induced draft fan arranged on the gas exhaust channel.

Description

technical field [0001] The invention relates to a combined device for material surface coating and high temperature treatment. Background technique [0002] Various granular functional materials can be used in many fields, such as food and medical materials, chemical materials, coatings, ceramic materials, catalyst materials, photochemical reaction materials, sensor materials, energy materials, etc. Especially for energy materials, such as cathode and anode materials in lithium-ion secondary battery materials, in order to achieve better performance, it is often necessary to modify, coat, dope, etc. the particle surface or bulk phase or achieve re-granulation. . [0003] For the application of granular functional materials, especially surface-coated granular materials have characteristics in material modification and addition of new functional properties, which have practical and potential application values, and have been widely used in modern material synthesis. It is nec...

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Problems solved by technology

[0004] The purpose of the present invention is to overcome the deficiencies of the prior art and provide a combined device for material surface coating and high-temperature treatment, which solves the problems of complex procedures, low efficiency, and low yield in the above-mentioned background technology.

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