CN-117843054-B - Chlorine removal component of 3D printing

CN117843054BCN 117843054 BCN117843054 BCN 117843054BCN-117843054-B

Abstract

The invention discloses a 3D printing chlorine removal element, which is characterized in that a liquid inlet and a liquid outlet are coaxially arranged on a shell, a filter element is arranged in the shell, the inside of the filter element is in a honeycomb shape, one side of the filter element is in a cone-shaped structure, the cone tip faces the axis of the liquid inlet, a liquid inlet is arranged in the circumferential direction of the filter element, and a liquid outlet is arranged at the other end of the filter element. When chlorine-containing wastewater flows through the chlorine removal element at a certain speed, the chlorine-containing wastewater can fully react with chlorine, the porous carbon carrier can be adhered with the chlorine removal agent, the chlorine removal agent is prevented from losing, the structural design of the filter element is ingenious, the residence time of liquid in the filter element can be prolonged, and compared with the traditional chlorine removal structure, the chlorine removal device is low in cost, simple to operate and high in efficiency, and the special structure and 3D printing of the chlorine-containing wastewater do not need to be used by means of excessive instruments, and is more convenient.

Inventors

HUANG SHOUQIANG
MAO LIANG
XIE JUAN
DING LI
GE DONGDONG
JIANG MIN
LV HONGYING
Zong Yukai

Assignees

江苏理工学院

Dates

Publication Date: 20260512
Application Date: 20240108

Claims (5)

1. A chlorine removing element for 3D printing is characterized by comprising The device comprises a shell (1), wherein a liquid inlet (11) and a liquid outlet (12) which are coaxially arranged are arranged on the shell (1); The filter element (2) is arranged in the shell (1), the inside of the filter element is honeycomb-shaped, one side of the filter element (2) is of a conical structure, the conical tip faces the axis of the liquid inlet (11), the liquid inlet (21) is formed in the circumferential direction of the filter element (2), and the liquid outlet is formed in the other end of the filter element (2); The filter element (2) comprises a filter element seat (22) and a core body (23), wherein the inside of the filter element seat (22) is hollow, the core body (23) is arranged in the filter element seat (22), a honeycomb hole is formed in the core body (23), the head of the filter element seat (22) is of a conical structure, a plurality of guide grooves (20) which are spirally distributed are formed in the conical surface of the head of the filter element seat (22), a plurality of liquid inlet holes (21) are formed in the circumferential direction of the filter element seat (22), and the liquid inlet holes (21) are positioned at the root of the conical structure; the core body (23) is of a laminated structure and comprises a first filter body (231) and a plurality of second filter bodies (232), a plurality of honeycomb holes are formed in the axial direction and the circumferential direction of the first filter body (231), a plurality of honeycomb holes are formed in the axial direction of the second filter body (232), and the honeycomb holes in the circumferential direction of the first filter body (231) are communicated with the liquid inlet holes (21); The lower end face of the first filter body (231) and the lower end face of the second filter body (232) are respectively provided with a sunken sink groove (230); The honeycomb holes in the circumferential direction of the first filter body (231) are obliquely arranged towards the direction of the liquid outlet (12); the filter element (2) is formed by 3D printing, and the printing raw material is formed by mixing photosensitive resin and anion exchange resin, or by mixing photosensitive resin and copper-containing powder, or by mixing photosensitive resin and bismuth-containing powder.
2. The chlorine removal element for 3D printing according to claim 1, wherein a boss and a groove for matching are arranged between the first filter body (231) and the second filter body (232) and between two adjacent second filter bodies (232).
3. The 3D printed chlorine removal element as recited in claim 1, wherein a first limiting step (234) is arranged on the outer wall of the first filter body (231), a honeycomb hole in the circumferential direction of the first filter body (231) is positioned above the first limiting step (234), a second limiting step is arranged on the inner cavity wall of the filter element seat (22), the first limiting step (234) is abutted against the second limiting step, a limiting ring (24) is fixedly connected to the tail of the filter element seat (22), and the limiting ring (24) axially positions the core body (23) in the filter element seat (22).
4. The 3D printed chlorine removal element of claim 3, wherein the second limiting step is located below the liquid inlet (21).
5. The 3D printed chlorine removal element of claim 1, wherein: when the printing raw materials are formed by mixing photosensitive resin and anion exchange resin, the photosensitive resin and the anion exchange resin are matched according to the volume ratio of 6:1-4:1; when the printing raw materials are formed by mixing photosensitive resin and copper-containing powder, the photosensitive resin and the copper-containing powder are matched according to the mass ratio of 10:1-8:1; When the printing raw materials are formed by mixing photosensitive resin and bismuth-containing powder, the photosensitive resin and the bismuth-containing powder are matched according to the mass ratio of 10:1-8:1.

Description

Chlorine removal component of 3D printing Technical Field The invention relates to a chlorine removal element for 3D printing. Background In recent years, chlorine-containing wastewater produced in industry and daily life has certain toxicity, and if improperly treated, the wastewater is harmful to the environment. The general chlorine-containing wastewater treatment is carried out by ion exchange, chemical precipitation, reduction, etc. In the chemical precipitation method, most of the chlorine removal raw materials are powder and are easy to dissolve in an acidic solution, so that great loss is caused in the chlorine removal process. At present, based on the development and maturity of 3D printing technology, chlorine removal and 3D printing are combined, through the design of a specific device for 3D printing, the contact time and contact area of chlorine-containing wastewater and chlorine removal elements can be improved, and chlorine removal efficiency is greatly improved by mixing various substances, the chlorine removal substances can be adsorbed on porous carbon chlorine removal agent blocks and are not easy to lose, and the chlorine removal elements for 3D printing have the advantages of low manufacturing cost, simplicity in operation and the like, and the cost is reduced while the chlorine removal efficiency is greatly improved. In view of this, the present invention provides a chlorine removal element based on 3D printing. Disclosure of Invention The invention aims to solve the problems in the prior art and provides a chlorine removal element for 3D printing. The invention adopts the technical scheme that: A chlorine removal component for 3D printing, comprising The shell is provided with a liquid inlet and a liquid outlet which are coaxially arranged; the filter element is arranged in the shell, the inside of the filter element is in a honeycomb shape, one side of the filter element is in a cone-shaped structure, the cone tip faces the axis of the liquid inlet, the liquid inlet is formed in the circumferential direction of the filter element, and the liquid outlet is formed in the other end of the filter element. Further, the filter element comprises a filter element seat and a core body, wherein the filter element seat is hollow, the core body is arranged in the filter element seat, a honeycomb hole is formed in the core body, the head of the filter element seat is of a conical structure, a plurality of guide grooves which are spirally distributed are formed in the conical surface of the head of the filter element seat, a plurality of liquid inlet holes are formed in the circumferential direction of the filter element seat, and the liquid inlet holes are positioned at the root of the conical structure. Further, the core body is of a laminated structure and comprises a first filter body and a plurality of second filter bodies, a plurality of honeycomb holes are formed in the axial direction and the circumferential direction of the first filter body, a plurality of honeycomb holes are formed in the axial direction of the second filter body, and the honeycomb holes in the circumferential direction of the first filter body are communicated with the liquid inlet holes. Further, a boss and a groove for matching are arranged between the first filter body and the second filter body and between the two adjacent second filter bodies. Further, the lower end face of the first filter body and the lower end face of the second filter body are both provided with sunken sinking grooves. Further, a first limiting step is arranged on the outer wall of the first filter body, a honeycomb hole in the circumferential direction of the first filter body is located above the first limiting step, a second limiting step is arranged on the inner cavity wall of the filter element seat, the first limiting step is abutted against the second limiting step, a limiting ring is fixedly connected to the tail of the filter element seat, and the limiting ring axially positions the filter element in the filter element seat. Further, the second limiting step is located below the liquid inlet hole. Further, the honeycomb holes in the circumferential direction of the first filter body are arranged obliquely toward the liquid outlet hole. Further, the filter element is formed by 3D printing, and the printed raw materials are formed by mixing photosensitive resin with anion exchange resin, copper-containing powder or bismuth-containing powder. Further, when the printing raw materials are formed by mixing photosensitive resin and anion exchange resin, the photosensitive resin and the anion exchange resin are matched according to the volume ratio of 6:1-4:1; when the printing raw materials are formed by mixing photosensitive resin and copper-containing powder, the photosensitive resin and the copper-containing powder are matched according to the mass ratio of 10:1-8:1; When the printing raw materials are formed by mixing photosensitive resi