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CN-116371347-B - Composite filler and manufacturing method thereof

CN116371347BCN 116371347 BCN116371347 BCN 116371347BCN-116371347-B

Abstract

The invention relates to a composite filler and a manufacturing method of the composite filler, wherein the composite filler comprises a filler framework, the filler framework is provided with a plurality of rotary flow channels, an epoxy resin film is coated on the filler framework, an active carbon film is adhered on the epoxy resin film, the filler framework comprises a supporting ring, the outer side of the supporting ring is connected with a plurality of outer blades, the inner side of the supporting ring is connected with a plurality of inner blades, and the rotary flow channels are formed between two adjacent outer blades and between two adjacent inner blades. The contact area of the gas pollutant and the liquid at the composite filler can be increased through the arrangement of the filler framework and the rotary flow channel, and the surface of the composite filler is non-smooth through the arrangement of the active carbon film, so that the adsorption performance of the composite filler can be improved.

Inventors

  • FENG RUN
  • LIU QIKAI
  • WANG XIAOPU

Assignees

  • 西原环保(上海)股份有限公司

Dates

Publication Date
20260505
Application Date
20230519

Claims (5)

  1. 1. The manufacturing method of the composite filler is characterized in that the composite filler comprises a filler framework, the filler framework is provided with a plurality of rotary flow channels, an epoxy resin film is coated on the filler framework, an active carbon film is adhered on the epoxy resin film, the filler framework comprises a supporting ring, a plurality of outer blades are connected to the outer side of the supporting ring, a plurality of inner blades are connected to the inner side of the supporting ring, the rotary flow channels are formed between two adjacent outer blades and between two adjacent inner blades, the rotating directions of the inner blades and the outer blades are opposite, the cross section of each inner blade on a first plane is a plane, the cross section of each outer blade on the first plane is a sector-shaped ring surface, the first plane is parallel to two end surfaces of the supporting ring, and any plane between the two end surfaces of the supporting ring is formed; the method comprises the following steps: The filler framework is obtained by extrusion molding of polypropylene plastics; placing the filler framework on a turntable, and spraying an epoxy resin solution to the filler framework through a circulating pump so that the epoxy resin solution can be coated on the filler framework to form an epoxy resin film, thereby obtaining a semi-finished product; Placing the semi-finished product on a conveyor belt filled with activated carbon particles, so that the activated carbon particles are adhered to form an activated carbon film in the process that the semi-finished product moves forwards along with the conveyor belt, and obtaining a composite filler finished product; separating the composite filler finished product from the redundant activated carbon, and standing the composite filler finished product to solidify the epoxy resin film to obtain the composite filler; The conveyor belt is a flexible conveyor belt, a plurality of triangular rollers are arranged below the conveyor belt, a separation sieve is arranged at the tail end of the conveyor belt, and an activated carbon particle recovery container is arranged below the separation sieve.
  2. 2. The method for manufacturing the composite filler according to claim 1, wherein a connecting column is arranged in the supporting ring, the axial direction of the supporting ring coincides with the axial direction of the connecting column, and a plurality of inner blades are connected with the connecting column.
  3. 3. The method of manufacturing a composite filler according to claim 1, wherein the epoxy resin film is a bisphenol a type epoxy resin film.
  4. 4. The method for producing a composite filler according to claim 1, wherein the thickness of the epoxy resin film is 0.1 to 0.2mm, and the size of the activated carbon particles is 80 to 100 mesh.
  5. 5. The method of manufacturing a composite filler according to claim 1, wherein after the placing of the filler frame on a turntable, an epoxy resin solution is sprayed onto the filler frame by a circulation pump so that the epoxy resin solution can be coated on the filler frame to form an epoxy resin film, the method further comprises, after the semi-finished product is obtained: and starting the turntable to rotate so as to throw out the redundant epoxy resin solution adhered to the filler framework.

Description

Composite filler and manufacturing method thereof Technical Field The invention belongs to the technical field of environmental purification, and particularly relates to a composite filler and a manufacturing method of the composite filler. Background In some mature filler engineering application processes, most of the fillers are particle fillers such as volcanic rock, bark, ceramsite and the like, microorganisms can only adhere to the surfaces of the fillers but cannot utilize the space occupied by the fillers, so that the problem of space utilization rate is caused, and the other part of the fillers are hollow fillers such as polyhedral hollow spheres, mbbr spheres, pall rings and the like, and the fillers are plastic products, and the smooth surfaces of the fillers have poor adsorption performance on deodorizing strains and gases. Thus, there is a need for a highly effective composite packing having a large gas-liquid contact surface and a certain roughness of the adsorption surface. Disclosure of Invention In order to solve all or part of the problems, the invention aims to provide a composite filler and a manufacturing method of the composite filler, wherein the contact area between gas pollutants and liquid at the composite filler can be increased through the arrangement of a filler framework and a rotary runner, and the surface of the composite filler is non-smooth through the arrangement of an active carbon film, so that the adsorption performance of the composite filler can be improved. According to one aspect of the invention, there is provided a composite filler comprising a filler skeleton having a plurality of rotary flow channels, the filler skeleton being coated with an epoxy resin film having an activated carbon film adhered thereto. Further, the packing framework comprises a supporting ring, a plurality of outer blades are connected to the outer side of the supporting ring, a plurality of inner blades are connected to the inner side of the supporting ring, and a rotary flow channel is formed between two adjacent outer blades and between two adjacent inner blades. Further, a connecting column is arranged in the supporting ring, the axial direction of the supporting ring coincides with the axial direction of the connecting column, and a plurality of inner blades are connected with the connecting column. Further, the rotation direction of the inner blade is opposite to that of the outer blade, the cross section of each inner blade on a first plane is a plane, the cross section of each outer blade on the first plane is a sector-shaped ring surface, and the first plane is parallel to the two end surfaces of the support ring and is positioned on any plane between the two end surfaces of the support ring. Further, the epoxy resin film is a bisphenol a type epoxy resin film. Further, the thickness of the epoxy resin film is 0.1-0.2mm, and the size of the activated carbon particles is 80-100 meshes. Further, the filler framework is made of polypropylene plastic. According to another aspect of the present invention there is provided a method of making a composite filler, as described in any one of the preceding claims, the method comprising the steps of: The filler framework is obtained by extrusion molding of polypropylene plastics; placing the filler framework on a turntable, and spraying an epoxy resin solution to the filler framework through a circulating pump so that the epoxy resin solution can be coated on the filler framework to form an epoxy resin film, thereby obtaining a semi-finished product; Placing the semi-finished product on a conveyor belt filled with activated carbon particles, so that the activated carbon particles are adhered to form an activated carbon film in the process that the semi-finished product moves forwards along with the conveyor belt, and obtaining a composite filler finished product; and separating the composite filler finished product from the redundant activated carbon, and standing the composite filler finished product to fix the epoxy resin film to obtain the composite filler. Further, after the placing of the filler frame on the turntable, spraying an epoxy resin solution to the filler frame by a circulation pump so that the epoxy resin solution can be coated on the filler frame to form a semi-finished product, the method further comprises: and starting the turntable to rotate so as to throw out the redundant epoxy resin solution adhered to the filler framework. Further, the conveyor belt is a flexible conveyor belt, and a plurality of triangular rollers are arranged below the conveyor belt; The tail end of the conveyor belt is provided with a separation sieve, and an activated carbon particle recovery container is arranged below the separation sieve. According to the technical scheme, the composite filler and the manufacturing method of the composite filler provided by the invention have the following beneficial effects: The contact area of the gas pollutants