CN214880697U

CN214880697U - Comprehensive treatment device for aluminum-containing wastewater

Info

Publication number: CN214880697U
Application number: CN202120079276.9U
Authority: CN
Inventors: 鹿伟; 崔广军; 袁文培; 赵浩哲
Original assignee: Zibo Luhua Hongjin New Material Co ltd
Current assignee: Zibo luhuahongjin New Material Group Co.,Ltd.
Priority date: 2021-01-13
Filing date: 2021-01-13
Publication date: 2021-11-26
Anticipated expiration: 2031-01-13

Abstract

The utility model provides a comprehensive treatment device for aluminum-containing wastewater. The technical scheme integrates treatment processes such as neutralization, precipitation, filtration and the like on equipment structure, thereby improving the treatment efficiency. Specifically, the neutralization and sedimentation area and the filtering area are arranged side by side and communicated in an overflow mode; in the neutralization and precipitation area, a stirring mechanism is adopted to promote the mixing of the sewage and the alkali liquor, a precipitation tank is arranged below the neutralization and precipitation area to collect precipitates, and an aeration pipe is additionally arranged to selectively perform aeration according to the BOD condition; in the filtering area, a zigzag passage is constructed, a filter material is adopted to play a role in filtering, a scraper is driven by a conveyor belt to move above the liquid level, scum can be removed, and filtered sewage reaches a water outlet area and is discharged in a centralized manner by a water outlet pipe. Use the utility model discloses, can realize aluminiferous waste water's serialization, scale treatment, have higher treatment effeciency and better treatment effect.

Description

Comprehensive treatment device for aluminum-containing wastewater

Technical Field

The utility model relates to a sewage treatment technical field, concretely relates to comprehensive treatment device for aluminiferous waste water.

Background

At present, the catalyst adopted by the industry in China is a heavy metal catalyst taking alumina as a carrier, and aluminum is dissolved in acid liquor while noble metal in the catalyst is dissolved, so that residual liquid contains a large amount of aluminum ions. Meanwhile, in recent years, the application of aluminum profiles in industrial production, buildings and civil materials is becoming more and more extensive, and a large amount of pickling wastewater generated in aluminum profile production is discharged without being treated. Although there is no limit to the concentration of aluminum in wastewater discharge standards, in many industrial wastewaters, aluminum is still present as a contaminant that, if left untreated, can be a hazard to the natural environment and human health.

At present, the treatment of the aluminum-containing wastewater mainly comprises a chemical precipitation method, a physical adsorption method, a biological degradation method and a combination method of the chemical precipitation method, the physical adsorption method and the biological degradation method. The chemical precipitation method has the advantages of high speed, easily controlled conditions, stable effect and the like, and is the most important treatment method at present. The method mainly removes aluminum ions in the sewage in the mode of aluminum hydroxide precipitation through operations of neutralization, precipitation, filtration and the like. Although the principle is not complex, for large-scale water bodies, continuous integration of processes is required to obtain higher treatment efficiency, and conventional treatment equipment is divided into a plurality of treatment pools, which cannot continuously run with each other, so that the overall efficiency is low.

Disclosure of Invention

The utility model discloses aim at to prior art's technical defect, provide a comprehensive treatment device for aluminiferous waste water to it is loose to solve conventional processing system structure, technical problem of unable serialization operation.

The utility model also aims to solve the technical problem of how to develop an aluminum-containing wastewater treatment device with a brand-new structure.

In order to realize the technical purpose, the utility model adopts the following technical scheme:

a comprehensive treatment device for aluminum-containing wastewater comprises a neutralization and precipitation zone, a filtering zone, a water inlet pipe, a first motor, a stirrer, an aerator pipe, a precipitation tank, an upper extension plate, a lower extension plate, a filter material, a conveyor belt, a second motor, a scraper, a partition plate, a water outlet zone, a gate and a water outlet pipe, wherein the neutralization and precipitation zone is connected with the water inlet pipe; an upper extension plate is arranged between the neutralization and precipitation zone and the filtering zone, a lower extension plate is arranged in the filtering zone, a plurality of filter materials are fixedly connected between the upper extension plate and the lower extension plate, a conveyor belt is arranged above the filter materials and is in transmission connection with a second motor, a scraper plate is connected onto the conveyor belt, a water outlet zone is separated from the filtering zone by a partition plate, a gate is arranged on the partition plate, and a water outlet pipe is connected onto the water outlet zone.

Preferably, the device also comprises an operation platform which is fixedly connected to the outer walls of the neutralization and sedimentation zone and the filtering zone, and the tail end of the operation platform is provided with an escalator extending to the ground.

Preferably, the filter further comprises a top shell, the top shell is fixedly connected to the top end of the filtering area, and the top shell is covered above the conveyor belt and the scraper.

Preferably, the conveyor belt has a slag discharge groove on a side thereof, and a pump body is provided at a tip of the slag discharge groove.

Preferably, the filter material is in a bundling tube shape, and an angle of 45 degrees is formed between the bundling tube and the horizontal plane.

In the technical scheme, the neutralization and precipitation area is a space for contacting the wastewater with the alkali liquor, and can play roles of aeration and precipitation at the same time; the filtering zone is a space where filtering is performed; the water inlet pipe is used for inputting wastewater to be treated into the neutralization and precipitation area; the first motor is used for driving the stirrer to rotate, so that the contact between the sewage and the alkali liquor is improved; the aeration pipe can selectively perform aeration according to the BOD condition of the sewage; the settling tank is used for receiving sediments; the upper extension plate and the lower extension plate jointly construct a broken line path; the filter material is intercepted in the broken line path to play a role in filtering; the conveying belt moves under the driving of the second motor so as to drive the scraping plate to move horizontally and push the scum to the scum discharging groove; the partition board is used for separating a water outlet area, the filtered water can reach the water outlet area through an overflow effect, and the on-off of the overflow position is controlled by a gate; the water outlet pipe is used for discharging the treated water positioned in the water outlet area.

In preferred technical scheme, can the utility model discloses the outside operation platform that sets up to the personnel stand and operate. And a top shell can be additionally arranged at the top end of the filtering area to play a cage type protection role. The pump body can be additionally arranged at the tail end of the slag discharging groove, so that slag-water mixture deposited in the slag discharging groove can be conveniently discharged. The filter material can be designed into an inclined bundling tube shape, which is beneficial to prolonging the filtration time and increasing the contact between the sewage and the filter material.

Drawings

FIG. 1 is an external structural view of the present invention;

FIG. 2 is an internal structural view of the present invention when viewed from a side perspective;

FIG. 3 is an internal structural view of the present invention as viewed from another side perspective;

FIG. 4 is a structural diagram of the filter of the present invention;

in the figure:

1. a neutralization and sedimentation zone 2, a filtering zone 3, an operation platform 4 and a water inlet pipe

5. First motor 6, agitator 7, aeration pipe 8, setting tank

9. Upper extension plate 10, lower extension plate 11, filter medium 12, and conveyor belt

13. A second motor 14, a scraper 15, a clapboard 16 and a water outlet area

17. Gate 18, water outlet pipe 19, top shell 20 and slag discharging groove

21. And a pump body.

Detailed Description

The following will describe in detail specific embodiments of the present invention. Well-known structures or functions may not be described in detail in the following embodiments in order to avoid unnecessarily obscuring the details. Approximating language, as used herein in the following examples, may be applied to identify quantitative representations that could permissibly vary in number without resulting in a change in the basic function. Unless defined otherwise, technical and scientific terms used in the following examples have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

Example 1

An integrated treatment device for aluminum-containing wastewater, as shown in fig. 1-4, comprises a neutralization and precipitation zone 1, a filtering zone 2, a water inlet pipe 4, a first motor 5, a stirrer 6, an aerator pipe 7, a precipitation tank 8, an upper extension plate 9, a lower extension plate 10, a filter material 11, a conveyor belt 12, a second motor 13, a scraper 14, a partition plate 15, a water outlet zone 16, a gate 17 and a water outlet pipe 18, wherein the water inlet pipe 4 is connected to the neutralization and precipitation zone 1, the first motor 5 is arranged at the top end of the neutralization and precipitation zone 1, the stirrer 6 is positioned in the neutralization and precipitation zone 1, the stirrer 6 is in transmission connection with the first motor 5, the aerator pipe 7 is arranged in the neutralization and precipitation zone 1, and the precipitation tank 8 is arranged on the inner bottom surface of the neutralization and precipitation zone 1; an upper extension plate 9 is arranged between the neutralization and sedimentation zone 1 and the filtering zone 2, a lower extension plate 10 is arranged inside the filtering zone 2, a plurality of filtering materials 11 are fixedly connected between the upper extension plate 9 and the lower extension plate 10, a conveyor belt 12 is arranged above the filtering materials 11, the conveyor belt 12 is in transmission connection with a second motor 13, a scraping plate 14 is connected onto the conveyor belt 12, a water outlet zone 16 is separated from the filtering zone 2 by a partition plate 15, a gate 17 is arranged on the partition plate 15, and a water outlet pipe 18 is connected onto the water outlet zone 16.

The device has the following structural characteristics: the neutralization and precipitation zone 1 is a space for contacting the wastewater with the alkali liquor and can play roles of aeration and precipitation at the same time; the filtering section 2 is a space where filtering is performed; the water inlet pipe 4 is used for inputting wastewater to be treated into the neutralization and precipitation zone 1; the first motor 5 is used for driving the stirrer 6 to rotate, so that the contact between the sewage and the alkali liquor is improved; the aeration pipe 7 can selectively perform aeration according to the BOD condition of the sewage; the settling tank 8 is used for receiving sediments; the upper 9 and lower 10 extension panels together form a broken line path; the filter material 11 is intercepted in the broken line path to play a role in filtering; the conveyor belt 12 moves under the driving of the second motor 13, so as to drive the scraper 14 to translate, and the scum is pushed into the scum discharging groove 20; the partition plate 15 is used for partitioning a water outlet area 16, filtered water can reach the water outlet area 16 through an overflow effect, and the on-off of the overflow position is controlled by a gate 17; outlet pipe 18 is used to remove treated water from the outlet zone 16.

Example 2

Meanwhile, the device also comprises an operation platform 3, wherein the operation platform 3 is fixedly connected to the outer walls of the neutralization and sedimentation zone 1 and the filtering zone 2, and the tail end of the operation platform 3 is provided with an escalator extending to the ground. The device further comprises a top shell 19, wherein the top shell 19 is fixedly connected to the top end of the filtering area 2, and the top shell 19 covers the conveying belt 12 and the scraper 14. A slag discharge groove 20 is provided on the side of the conveyor 12, and a pump body 21 is provided at the end of the slag discharge groove 20. The filter material 11 is in a bundling tube shape, and an angle of 45 degrees is formed between the bundling tube and the horizontal plane. In the above technical solution, the operation platform 3 is provided outside to facilitate the standing and operation of the personnel. And a top shell 19 is additionally arranged at the top end of the filtering area 2 and is used for playing a cage type protection role. The pump body 21 is additionally arranged at the tail end of the slag discharging groove 20, so that slag-water mixture deposited in the slag discharging groove 20 can be conveniently discharged. Meanwhile, the filter material 11 is designed into an inclined bundling tube shape, which is beneficial to prolonging the filtration time and increasing the contact between the sewage and the filter material 11.

The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention, and is not intended to limit the present invention. Any modification, equivalent replacement, and improvement made within the scope of the present invention should be included in the protection scope of the present invention.

Claims

1. A comprehensive treatment device for aluminum-containing wastewater is characterized by comprising a neutralization and precipitation zone (1), a filtering zone (2), a water inlet pipe (4), a first motor (5), a stirrer (6), an aeration pipe (7), a precipitation box (8), an upper extension plate (9), a lower extension plate (10), a filter material (11), a conveyor belt (12), a second motor (13), a scraper (14), a partition plate (15), a water outlet zone (16), a gate (17) and a water outlet pipe (18), wherein, a water inlet pipe (4) is connected on the neutralization and sedimentation area (1), a first motor (5) is arranged at the top end of the neutralization and sedimentation area (1), a stirrer (6) is positioned in the neutralization and sedimentation area (1), the stirrer (6) is in transmission connection with the first motor (5), an aeration pipe (7) is arranged in the neutralization and sedimentation zone (1), and a sedimentation tank (8) is arranged on the inner bottom surface of the neutralization and sedimentation zone (1); an upper extension plate (9) is arranged between the neutralization and precipitation zone (1) and the filtering zone (2), a lower extension plate (10) is arranged inside the filtering zone (2), a plurality of filtering materials (11) are fixedly connected between the upper extension plate (9) and the lower extension plate (10), a conveyor belt (12) is arranged above the filtering materials (11), the conveyor belt (12) is in transmission connection with a second motor (13), a scraper plate (14) is connected onto the conveyor belt (12), a water outlet zone (16) is separated from the filtering zone (2) by a partition plate (15), a gate (17) is arranged on the partition plate (15), and a water outlet pipe (18) is connected onto the water outlet zone (16).

2. The integrated treatment plant for aluminum-containing wastewater according to claim 1, further comprising an operation platform (3), wherein the operation platform (3) is fixedly connected to the outer walls of the neutralization and sedimentation zone (1) and the filtration zone (2), and a staircase extending to the ground is arranged at the end of the operation platform (3).

3. The comprehensive treatment device for aluminum-containing wastewater according to claim 1, further comprising a top shell (19), wherein the top shell (19) is fixedly connected to the top end of the filtering zone (2), and the top shell (19) is covered above the conveyor belt (12) and the scraper (14).

4. The comprehensive treatment device for aluminum-containing wastewater according to claim 1, wherein a slag discharge groove (20) is arranged on the side of the conveyor belt (12), and a pump body (21) is arranged at the tail end of the slag discharge groove (20).

5. The comprehensive treatment device for aluminum-containing wastewater according to claim 1, wherein the filter medium (11) is in a bundle pipe shape, and the bundle pipe forms an angle of 45 degrees with a horizontal plane.