CN211770679U

CN211770679U - Water treatment system for realizing continuous cleaning by utilizing pressure ozone

Info

Publication number: CN211770679U
Application number: CN201922373289.2U
Authority: CN
Inventors: 丁南华; 黄璜; 吴鹏飞; 姜华; 丁青; 蒋磊
Original assignee: Jiangsu New Epoch E P Co ltd; Jiangsu Dagua Water Co ltd
Current assignee: Jiangsu New Epoch E P Co ltd; Jiangsu Dagua Water Co ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-10-27
Anticipated expiration: 2029-12-25

Abstract

The utility model relates to an utilize pressure ozone to realize abluent water processing system in succession, including raw water pump, mechanical grid prefilter, booster pump, venturi, ozone generator, lamination filter, ozone retort, ozone microbubble generator, waste water discharge port, ultrafiltration membrane subassembly, charge device, clean water basin and clean water pump. This system utilizes pressure ozone reaction to kill alga and bacterium in the former aquatic, can filter a large amount of organic matters through setting up the lamination, has reduced the organic matter in the ozone retort, improves ozone reaction efficiency. And simultaneously, the Venturi and the ozone generator are arranged in front of the laminated filter, so that the laminated filter is cleaned by ozone, pollutants on the filter are effectively crushed, and the filter is more easily backwashed and is removed out of the filter holes.

Description

Water treatment system for realizing continuous cleaning by utilizing pressure ozone

Technical Field

The utility model relates to a water treatment facilities field especially relates to an utilize pressure ozone to realize abluent water treatment system in succession.

Background

Due to water source pollution and national improvement of the water quality requirement of drinking water, the traditional water treatment process cannot meet the standard requirement. The advanced treatment process is the basic requirement of each water plant improvement. Ultrafiltration and reverse osmosis become mainstream processes for drinking water treatment.

At present, in the practice process of traditional water treatment equipment, the traditional water treatment equipment is found that the process of fine filtration is easily polluted by algae and bacteria, so that filter holes are blocked, and the water treatment efficiency is influenced. In addition, the traditional water treatment equipment needs to be artificially pre-ozonized before pretreatment, and the artificial pre-ozonation not only needs to purchase materials, but also needs to be realized by power equipment, thereby increasing the burden of enterprises invisibly.

SUMMERY OF THE UTILITY MODEL

The applicant aims at the existing problems and carries out research and improvement, and provides a water treatment system for realizing continuous cleaning by utilizing pressure ozone, which can realize continuous online cleaning, thereby ensuring that filter holes are not blocked and greatly improving the water treatment efficiency.

The utility model discloses the technical scheme who adopts as follows:

a water treatment system for realizing continuous cleaning by utilizing pressure ozone comprises a raw water pump, a mechanical grid prefilter, a booster pump, a Venturi, an ozone generator, a laminated filter, an ozone reaction tank, an ozone microbubble generator, a wastewater discharge port, an ultrafiltration membrane component, a dosing device, a clean water tank and a clean water pump; the import intercommunication of raw water pump grid prefilter, the export of machinery grid prefilter forms first branch pipe and second branch pipe, second branch union coupling booster pump and venturi back and first branch pipe gather and with the access connection of smart filtration equipment, the import of venturi passes through pipeline series connection ozone generator, the export of smart filtration equipment passes through the tube coupling ozone retort, the export of ozone retort passes through the tube coupling and the access connection of ozone microbubble generator, the exit linkage milipore filter subassembly of ozone microbubble generator, the delivery port of milipore filter subassembly passes through pipeline series connection clean water basin and clean water pump still establish ties charge device on the pipeline between milipore filter subassembly delivery port and the clean water basin, the part dense water that milipore filter subassembly was handled flows back through the third branch pipe and with the pipeline intercommunication of being connected the raw water pump import, the ultrafiltration membrane component is also communicated with a waste water discharge port through a pipeline.

The further technical scheme is as follows:

the ultrafiltration membrane component is also communicated with a wastewater discharge port through a pipeline;

the filtering range of the fine filtering equipment is 100-200 um;

the fine filtering equipment adopts a laminated filter or a ceramic filter.

The utility model has the advantages as follows:

the utility model discloses simple structure, convenient to use utilizes this system and technology can utilize pressure ozone reaction to kill alga and bacterium in the former aquatic, can filter a large amount of organic matters through setting up the lamination, has reduced the organic matter in the ozone retort, improves ozone reaction efficiency. And simultaneously, the Venturi and the ozone generator are arranged in front of the laminated filter, so that the laminated filter is cleaned by ozone, pollutants on the filter are effectively crushed, and the filter is more easily backwashed and is removed out of the filter holes. In addition the utility model discloses the dense water of retrieval and utilization can provide 0.5 ~ 0.6 ppm's ozone for can replace the tradition artificially to carry out the step of ozone in advance, not only practice thrift the water resource, still practice thrift the input cost of enterprise.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Wherein: 1. a raw water pump; 2. a mechanical grate prefilter; 3. a booster pump; 4. a venturi; 5. an ozone generator; 6. a lamination filter; 7. an ozone reaction tank; 8. an ozone microbubble generator; 9. a wastewater discharge port; 10. an ultrafiltration membrane module; 11. a dosing device; 12. a clean water tank; 13. a clean water pump; 141. a first branch pipe; 142. a second branch pipe; 143. and a third branch pipe.

Detailed Description

The following describes embodiments of the present invention.

As shown in fig. 1, a water treatment system for realizing continuous cleaning by using pressure ozone comprises a raw water pump 1, a mechanical grid prefilter 2, a booster pump 3, a venturi 4, an ozone generator 5, a laminated filter 6, an ozone reaction tank 7, an ozone microbubble generator 8, a wastewater discharge port 9, an ultrafiltration membrane assembly 10, a dosing device 11, a clean water tank 12 and a clean water pump 13; the inlet of the raw water pump 1 is communicated with external river and lake raw water through a pipeline, the outlet of the raw water pump 1 is communicated with the inlet of the mechanical grating prefilter 2 through a pipeline, and the filtering range of the mechanical grating prefilter 2 is 400-1000 um. The outlet of the mechanical grating prefilter 2 forms a first branch pipe 141 and a second branch pipe 142, the second branch pipe 142 is connected with the booster pump 3 and the venturi 4, then is gathered with the first branch pipe 141 and is connected with the inlet of the laminated filter 6 (which can be replaced by a ceramic filter), and the filtering range of the laminated filter 6 is 100 um-200 um. The inlet of the venturi 4 is connected with the ozone generator 5 in series through a pipeline, the outlet of the laminated filter 6 is connected with the ozone reaction tank 7 through a pipeline, the outlet of the ozone reaction tank 7 is connected with the inlet of the ozone microbubble generator 8 through a pipeline, the outlet of the ozone microbubble generator 8 is connected with the ultrafiltration membrane assembly 10, the water outlet of the ultrafiltration membrane assembly 10 is sequentially connected with the clean water tank 12 and the clean water pump 13 through pipelines, the pipeline between the water outlet of the ultrafiltration membrane assembly 10 and the clean water tank 12 is also connected with the dosing device 11 in series, and part of the concentrated water treated by the ultrafiltration membrane assembly 10 flows back through the third branch pipe 143 and is communicated with the pipeline connected with the inlet of the raw water. The ultrafiltration membrane component 10 is also communicated with a waste water discharge port 9 through a pipeline.

The working process of the water treatment system for realizing continuous cleaning by utilizing the pressure ozone for water treatment is as follows:

raw water of rivers and lakes is introduced into a mechanical grating prefilter 2 through a raw water pump 1 to prefilter large particles, and the mechanical grating prefilter 2 is used for separating solid and liquid in the raw water of the rivers and lakes and removing particles in the raw water through backwashing.

The method comprises the steps that pre-filtered 10% -20% raw water enters a Venturi 4 after being pressurized, ozone and the raw water are mixed to form mixed raw water, the pre-filtered 80% raw water and the mixed raw water are gathered and then enter a laminated filter 6 to be subjected to precision treatment, microbubbles generated by pressure ozone continuously clean the laminated filter 6 in the process, collapse and explosion effects of the ozone microbubbles generate shock waves of thousands of atmospheric pressure in a micron size, so that pollutants in laminated sheets (or ceramic membrane holes) are crushed, the pollutants are easier to be back-washed and removed out of a filter hole, the water production time of the laminated filter 6 between two times of back washing is greatly prolonged, and the working pressure drop of the laminated filter 6 is also greatly reduced.

The dissolved ozone and the raw water enter an ozone reaction tank 7 for strong oxidation reaction, and the strong oxidation reaction is used for treating organic pollutants, inorganic pollutants and heavy metals in the raw water.

Ozone and raw water after the strong oxidation reaction enter an ozone microbubble generator 8 to generate a plurality of bubbles;

and (3) allowing a plurality of bubbles generated in the fourth step to enter the ultrafiltration membrane module to perform microbubble reaction, wherein the microbubbles are used for intercepting particles with the area of 0.1um, so that pollutants attached to the surface of the membrane body in the ultrafiltration membrane module are settled and discharged from the wastewater discharge port 9, and raw water enters the interior of the ultrafiltration membrane body to be filtered and continuously ultrafiltrates outlet water. Ultrafiltration membrane module 10 adopts the cross-flow to filter, and system front end reuse is got back to through third branch road pipe 143 to partial dense water (containing ozone 0.5 ~ 0.6ppm), the utility model discloses well ultrafiltration membrane module 10 adopts the resistant strong oxidation milipore filter, the utility model discloses well ozone retort 7 can also get rid of aquatic colourity, smell and organic pollutant.

After the ultrafiltration membrane component ultrafiltrates the effluent water, chlorine is supplemented through the dosing device 11 and enters the clean water tank 12, so that the ultrafiltration effluent water reaches the national requirements, and finally the ultrafiltration effluent water is discharged by the clean water pump 13 to realize water supply.

The utility model discloses simple structure, convenient to use utilizes this system and technology can utilize pressure ozone reaction to kill alga and bacterium in the former aquatic, can filter a large amount of organic matters through setting up the lamination, has reduced the organic matter in the ozone retort, improves ozone reaction efficiency. And simultaneously, the Venturi and the ozone generator are arranged in front of the laminated filter, so that the laminated filter is cleaned by ozone, pollutants on the filter are effectively crushed, and the filter is more easily backwashed and is removed out of the filter holes.

The above description is for the purpose of explanation and not limitation of the invention, which is defined in the claims, and any modifications may be made without departing from the basic structure of the invention.

Claims

1. A water treatment system for realizing continuous cleaning by utilizing pressure ozone is characterized in that: comprises a raw water pump (1), a mechanical grid prefilter (2), a booster pump (3), a venturi (4), an ozone generator (5), a laminated filter (6), an ozone reaction tank (7), an ozone microbubble generator (8), a wastewater discharge port (9), an ultrafiltration membrane component (10), a dosing device (11), a clean water tank (12) and a clean water pump (13); the import of raw water pump (1) passes through outside river, lake raw water of pipeline intercommunication, the export of raw water pump (1) passes through the import intercommunication of pipeline and mechanical grid prefilter (2), the export of mechanical grid prefilter (2) forms first branch pipe (141) and second branch pipe (142), second branch pipe (142) are gathered and are connected with the import of smart filtration equipment with first branch pipe (141) after booster pump (3) and venturi (4) are connected, the import of venturi (4) passes through pipeline series ozone generator (5), the export of smart filtration equipment passes through pipe connection ozone retort (7), the export of ozone retort (7) passes through the pipe connection with the import of ozone microbubble generator (8), the exit linkage ultrafiltration membrane subassembly (10) of ozone microbubble generator (8), the water outlet of the ultrafiltration membrane component (10) is sequentially connected with a clean water tank (12) and a clean water pump (13) through pipelines, a dosing device (11) is further connected in series on the pipeline between the water outlet of the ultrafiltration membrane component (10) and the clean water tank (12), part of concentrated water treated by the ultrafiltration membrane component (10) flows back through a third branch pipeline (143) and is communicated with the pipeline connected with the inlet of the raw water pump (1), and the ultrafiltration membrane component (10) is further communicated with a waste water discharge port (9) through the pipeline.

2. A water treatment system utilizing pressurized ozone for continuous cleaning as claimed in claim 1 wherein: the ultrafiltration membrane component (10) is also communicated with a wastewater discharge port (9) through a pipeline.

3. A water treatment system utilizing pressurized ozone for continuous cleaning as claimed in claim 1 wherein: the filtration range of the fine filtration equipment is 100 um-200 um.

4. A water treatment system utilizing pressurized ozone for continuous cleaning as claimed in claim 3 wherein: the fine filtering equipment adopts a laminated filter (6) or a ceramic filter.