CN-224212532-U - Integrated drinking water filtering and preparing system

CN224212532UCN 224212532 UCN224212532 UCN 224212532UCN-224212532-U

Abstract

The utility model discloses an integrated drinking water filtering and preparing system, and belongs to the technical field of drinking water treatment. The system comprises a preprocessing unit, a main processing unit, a post-processing unit and a control system. The pretreatment unit comprises a coarse filter and an active carbon filter, the main treatment unit comprises an ultrafiltration membrane component and a reverse osmosis membrane component, and the post treatment unit comprises an ultraviolet sterilizer and a mineralization reactor. The ultrafiltration membrane component adopts a hollow fiber membrane stack, a first membrane stack component and a second membrane stack component are connected in parallel, the water inlet end and the water outlet end are respectively communicated with the activated carbon filter and the reverse osmosis membrane component through a first three-way electromagnetic valve and a second three-way electromagnetic valve, and the two electromagnetic valves are connected with a control system and can switch the water flow directions of the two membrane stack components. The integrated drinking water filtering and preparing system provided by the utility model can integrate various water treatment technologies, can efficiently and stably filter and prepare drinking water, has a compact structure and low maintenance cost, and is suitable for various occasions such as families, businesses, industry and the like.

Inventors

LI XIN
XU FENGLEI
LIU XIAOYU
ZHANG BAOTANG
ZHAO SHIXIU

Assignees

中交第一航务工程局有限公司

Dates

Publication Date: 20260508
Application Date: 20250506

Claims (10)

1. The integrated drinking water filtering and preparing system is characterized by comprising a pretreatment unit, a main treatment unit, a post-treatment unit and a control system, wherein the pretreatment unit, the main treatment unit and the post-treatment unit are sequentially connected along the water flow direction, and the control system is respectively connected with the pretreatment unit, the main treatment unit and the post-treatment unit; The ultrafiltration membrane component adopts a hollow fiber membrane stack, the hollow fiber membrane stack comprises a first membrane stack group and a second membrane stack group which are connected in parallel, the water inlet ends of the first membrane stack group and the second membrane stack group are communicated with the water outlet end of the activated carbon filter through a first three-way electromagnetic valve, the water outlet ends of the first membrane stack group and the second membrane stack group are communicated with the water inlet end of the reverse osmosis membrane component through a second three-way electromagnetic valve, and the first three-way electromagnetic valve and the second three-way electromagnetic valve are electrically connected with the control system so as to switch the water flow directions of the first membrane stack group and the second membrane stack group to alternately filter and back flush.
2. The integrated potable water filtration preparation system of claim 1, wherein the strainer comprises a first tank having a wire mesh filter element disposed therein, a quick-release filter element replacement port disposed at a water inlet end of the strainer, and a water outlet end of the strainer in communication with a water inlet end of the activated carbon filter.
3. The integrated drinking water filtration preparation system according to claim 2, wherein the activated carbon filter comprises a second tank body, the second tank body is internally filled with shell activated carbon, a back flushing drain outlet is arranged on the side face of the second tank body, a full-automatic multi-way valve is arranged at the top of the second tank body, and the full-automatic multi-way valve is electrically connected with the control system so as to switch raw water filtration and filter material back flushing states.
4. The integrated drinking water filtration preparation system according to claim 3, wherein an electromagnetic flowmeter is arranged on a pipeline for communicating the activated carbon filter with the coarse filter, a water quality conductivity meter is arranged on a pipeline for communicating the activated carbon filter with the ultrafiltration membrane component, and the electromagnetic flowmeter and the water quality conductivity meter are in communication connection with the control system.
5. The integrated drinking water filtration preparation system according to claim 1, wherein the reverse osmosis membrane module comprises a membrane, a diversion net, a central tube and a shell, wherein the membrane, the diversion net and the central tube are arranged in the shell, the membrane is in a spiral roll structure, the membrane is wound outside the central tube after being separated by the diversion net, and the water outlet end of the reverse osmosis membrane module is communicated with the water inlet end of the ultraviolet sterilizer.
6. The integrated potable water filtration preparation system of claim 5, wherein the reverse osmosis membrane module further comprises a pressure sensor and a regulating valve disposed at the water inlet end of the reverse osmosis membrane module, the pressure sensor being communicatively connected to the control system, the regulating valve being electrically connected to the control system to adjust the opening of the regulating valve based on the water inlet pressure.
7. The integrated drinking water filtering and preparing system according to claim 5, wherein the ultraviolet sterilizer comprises a metal cylinder body and an ultraviolet lamp with a quartz sleeve arranged in the metal cylinder body, the inner wall of the metal cylinder body is subjected to polishing treatment, spiral blades surrounding the ultraviolet lamp are arranged in the metal cylinder body, and the water outlet end of the ultraviolet sterilizer is communicated with the water inlet end of the mineralization reactor.
8. The integrated drinking water filtration preparation system according to claim 7, wherein the mineralization reactor is provided with a cylindrical cavity, wherein the cylindrical cavity is filled with a composite filter material of medical stone and tourmaline, and a water inlet end and a water outlet end of the mineralization reactor are respectively provided with a filter screen.
9. The integrated potable water filtration preparation system of claim 8, wherein the post-processing unit further comprises a mineral concentration sensor disposed at the water outlet end of the mineralization reactor, the mineral concentration sensor being communicatively coupled to the control system to monitor mineral content in the mineralized water.
10. The integrated potable water filtration preparation system of claim 2 wherein the water outlet end of the strainer is provided with a turbidity sensor communicatively coupled to the control system for monitoring the turbidity of the strained water.

Description

Integrated drinking water filtering and preparing system Technical Field The utility model belongs to the technical field of drinking water treatment, and particularly relates to an integrated drinking water filtering and preparing system. Background Along with the improvement of the quality requirement of people on drinking water, the traditional single filtration technology is difficult to meet the requirement of removing suspended matters, organic matters, bacteria, soluble salts and other multiple pollutants. Although the multistage filtering system improves the water quality by combining pretreatment, filtration, disinfection and other units, the prior art still has obvious technical bottlenecks that firstly, each processing unit is independently arranged, so that the equipment layout is dispersed and the integration level is low, a large amount of space is occupied, the installation and maintenance flow is complex, the compact application scene is difficult to adapt to, secondly, key operation operations such as back flushing, pressure regulation and the like depend on manual intervention, the automatic control capability is insufficient, the system operation efficiency is low, the maintenance cost is high, the processing parameters cannot be dynamically adjusted in real time according to the water quality change, thirdly, most of system function design focuses on pollutant removal, and the reservation or supplement process of natural minerals in the drinking water is lacked, so that the processed water quality has single taste, and the demands of people on the high-quality drinking water on the mineral balance are difficult to be met. In view of the foregoing, there is a need for an integrated filtration manufacturing system that is compact and highly integrated in functionality. Disclosure of Invention The present utility model solves at least one of the technical problems in the related art to a certain extent. Therefore, the application aims to provide an integrated drinking water filtration preparation system, which is innovated and integrated, and simultaneously takes a mineral strengthening process into consideration, so that pollutants are removed, and beneficial minerals are reserved or supplemented. In order to achieve the above object, the present utility model provides an integrated drinking water filtration and preparation system, comprising: An integrated drinking water filtering and preparing system comprises a pretreatment unit, a main treatment unit, a post-treatment unit and a control system, wherein the pretreatment unit, the main treatment unit and the post-treatment unit are sequentially connected along the water flow direction, and the control system is respectively connected with the pretreatment unit, the main treatment unit and the post-treatment unit; The ultrafiltration membrane component adopts a hollow fiber membrane stack, the hollow fiber membrane stack comprises a first membrane stack group and a second membrane stack group which are connected in parallel, the water inlet ends of the first membrane stack group and the second membrane stack group are communicated with the water outlet end of the activated carbon filter through a first three-way electromagnetic valve, the water outlet ends of the first membrane stack group and the second membrane stack group are communicated with the water inlet end of the reverse osmosis membrane component through a second three-way electromagnetic valve, and the first three-way electromagnetic valve and the second three-way electromagnetic valve are electrically connected with a control system so as to switch the water flow directions of the first membrane stack group and the second membrane stack group to alternately filter and back wash. In some embodiments, the strainer comprises a first tank body, a wire mesh filter element is arranged in the first tank body, a quick-dismantling filter element replacement port is arranged at the water inlet end of the strainer, and the water outlet end of the strainer is communicated with the water inlet end of the activated carbon filter. In some embodiments, the activated carbon filter comprises a second tank body, the second tank body is internally filled with shell activated carbon, a back flushing drain outlet is arranged on the side face of the second tank body, a full-automatic multi-way valve is arranged at the top of the second tank body, and the full-automatic multi-way valve is electrically connected with a control system so as to switch raw water filtering and filtering material back flushing states. In some embodiments, an electromagnetic flowmeter is arranged on a pipeline which is communicated with the activated carbon filter and the coarse filter, a water quality conductivity meter is arranged on a pipeline which is communicated with the activated carbon filter and the ultrafiltration membrane component, and the electromagnetic flowmeter is in communication connection with a control