CN213085781U - A high-efficiency treatment equipment for industrial wastewater - Google Patents
A high-efficiency treatment equipment for industrial wastewater Download PDFInfo
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- CN213085781U CN213085781U CN202021864880.4U CN202021864880U CN213085781U CN 213085781 U CN213085781 U CN 213085781U CN 202021864880 U CN202021864880 U CN 202021864880U CN 213085781 U CN213085781 U CN 213085781U
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Abstract
本实用新型提供了一种工业废水高效处理设备，涉及废水处理领域。工业废水高效处理设备包括沉淀池、曝气池和反应池，沉淀池上设有进水口和排污口，沉淀池与曝气池之间连接有第一管路，曝气池和反应池之间连接有第二管路，反应池上设有出水口；曝气池中设有曝气结构，曝气结构包括空气驱动结构、曝气管和气体管路，曝气管布置在曝气池的底部；曝气管的上方安装有格栅网结构，格栅网结构布置于曝气管的气泡上浮路径中，曝气管和格栅网结构之间还安装有破碎叶轮。破碎叶轮运行和格栅网结构对上浮的气泡形成碰撞作用，使大气泡分散成数量更多的小气泡，提高了曝气效果和水体中的含氧量，确保有效地消耗其中有机物，实现对工业废水高效处理的目的。
The utility model provides an efficient treatment equipment for industrial waste water, which relates to the field of waste water treatment. The high-efficiency treatment equipment for industrial wastewater includes a sedimentation tank, an aeration tank and a reaction tank. The sedimentation tank is provided with a water inlet and a sewage outlet. A first pipeline is connected between the sedimentation tank and the aeration tank, and a second pipeline is connected between the aeration tank and the reaction tank. Two pipelines, the reaction tank is provided with a water outlet; the aeration tank is provided with an aeration structure, the aeration structure includes an air-driven structure, an aeration pipe and a gas pipeline, and the aeration pipe is arranged at the bottom of the aeration tank; A grille mesh structure is installed above the pipe, the grille mesh structure is arranged in the bubble floating path of the aeration pipe, and a crushing impeller is also installed between the aeration pipe and the grille mesh structure. The operation of the crushing impeller and the structure of the grid net form a collision effect on the floating bubbles, so that the large bubbles are dispersed into a larger number of small bubbles, which improves the aeration effect and the oxygen content in the water body, ensures the effective consumption of the organic matter, and realizes the The purpose of efficient treatment of industrial wastewater.
Description
Technical Field
The utility model relates to a waste water treatment technical field especially relates to an industrial waste water high efficiency treatment equipment.
Background
In chemical, paper, food and other industries, a large amount of industrial waste water is usually generated, and the industrial waste water contains a large amount of organic matter components, and if the industrial waste water is not effectively treated and is directly discharged, the problem of serious environmental pollution is caused.
Then, an aeration decontamination technology is developed, for example, the Chinese patent with the publication number of CN102557352B and publication date of 2013.11.27 discloses a method for anaerobic-aerobic integrated treatment of organic wastewater by a dynamic membrane, and specifically discloses that the wastewater treatment method comprises the following steps: raw wastewater enters a 1 st-stage aerobic tank, a 1 st-stage perforated aeration pipe is arranged in the 1 st-stage aerobic tank, aeration is carried out by blowing air by an external air compressor, aeration quantity is controlled by a rotor flow meter, and sludge is discharged from the bottom of the 1 st-stage aerobic tank; the wastewater passing through the 1 st-stage aerobic tank flows into the 1 st-stage anaerobic tank through the 1 st-stage dynamic membrane, a 1 st-stage stirring device is arranged in the 1 st-stage anaerobic tank, and sludge is discharged from the bottom of the 1 st-stage anaerobic tank; the wastewater passing through the 1 st-stage anaerobic tank flows into the 2 nd-stage aerobic tank through the 2 nd-stage dynamic membrane, a 2 nd-stage perforated aeration pipe is arranged in the 2 nd-stage aerobic tank, aeration is carried out by blowing air by an air compressor, and sludge is discharged from the bottom of the 2 nd-stage aerobic tank; waste water passing through the 2 nd-level aerobic tank flows into the 2 nd-level anaerobic tank through the 3 rd-level dynamic membrane, the 2 nd-level stirring device is arranged in the 2 nd-level anaerobic tank, sludge is discharged from the bottom of the 2 nd-level anaerobic tank, and the waste water is discharged from a water outlet of the 2 nd-level anaerobic tank after reaching the standard.
The aeration decontamination technology is to reduce the organic matter content in the industrial wastewater by utilizing aeration, the Chemical Oxygen Demand (COD) is usually used as an index for measuring the organic matter content in the water body, and the larger the Chemical Oxygen Demand (COD), the more serious the pollution of the water body by the organic matter is. Because the contact area of aeration pipe exhaust bubble and water has decided the oxygen content of waste water, directly carry out aeration treatment through current aeration pipe to industrial waste water, it is poor to the effect of getting rid of organic matter, has the problem that treatment effeciency is low and purifying effect is poor.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, an object of the utility model is to provide an industrial waste water high efficiency treatment equipment to solve and directly carry out aeration treatment to industrial waste water through current aeration pipe, it is poor to the effect of getting rid of organic matter, has the problem that the treatment effeciency is low and purifying effect is poor.
The technical proposal of the industrial wastewater high-efficiency treatment equipment of the utility model is that:
the industrial wastewater high-efficiency treatment equipment comprises a sedimentation tank, an aeration tank and a reaction tank, wherein the sedimentation tank is provided with a water inlet and a sewage outlet, a first pipeline is connected between the sedimentation tank and the aeration tank, a second pipeline is connected between the aeration tank and the reaction tank, and the reaction tank is provided with a water outlet;
an aeration structure is arranged in the aeration tank and comprises an air driving structure, an aeration pipe and a gas pipeline, and the aeration pipe is arranged at the bottom of the aeration tank; the aeration pipe is characterized in that a grid net structure is installed above the aeration pipe, the grid net structure is arranged in a bubble floating path of the aeration pipe, and a crushing impeller is further installed between the aeration pipe and the grid net structure.
Furthermore, the crushing impeller is connected with a driving motor in a transmission manner, and the rotating axis of the crushing impeller extends in the vertical direction.
Furthermore, a plurality of crushing impellers are arranged, a rack is installed at the upper part of the aeration tank, and the crushing impellers are rotatably installed on the rack; and a transmission shaft is arranged between the crushing impeller and the rack and is in transmission connection with an output shaft of the driving motor.
Furthermore, the transmission shaft is in belt transmission connection, chain transmission connection or worm transmission connection with an output shaft of the driving motor.
Further, the cross-section size of the mesh holes of the grid mesh structure is 2500mm2To 10000mm2Any size in between.
Further, the grid net structures are arranged on a horizontal plane, and at least two layers of the grid net structures are arranged in the aeration tank at intervals along the vertical direction.
Further, the first pipeline is connected to a position near the bottom of the aeration tank.
Furthermore, one end of the second pipeline is connected to the upper part of the aeration tank, and the water inlet position of the second pipeline is higher than the grid net structure and lower than the liquid level of the water body of the aeration tank.
Further, be equipped with on the reaction tank and add medicine mouth, rabbling mechanism and PH detecting element, it arranges to add the medicine mouth the upside of reaction tank.
Has the advantages that: the industrial wastewater enters a sedimentation tank from a water inlet, solid impurities are precipitated at the bottom of the sedimentation tank through standing and sedimentation, and a drain outlet can be opened to discharge the impurities when a certain amount of the precipitation layer is reached; the precipitated industrial wastewater enters an aeration tank from a first pipeline, an air driving structure charges air into an aeration pipe, the air is discharged into a water body of the aeration tank from an air hole, a cutting and collision effect is formed on the air bubbles floating upwards when a crushing impeller operates, the air bubbles continuously float upwards and collide with a grid mesh structure, the grid mesh structure enables the large air bubbles to be dispersed into a plurality of small air bubbles, the contact area between the water body and the air is enlarged, the aeration effect and the oxygen content in the water body are improved, and the microorganisms in the water body can be effectively consumed to remove organic matters; then, the water after aeration enters a reaction tank through a second pipeline, corresponding agents are added into the reaction tank to remove the pollution components in the water through chemical reaction, and the purified water is discharged through a water outlet, so that the aim of efficiently treating the industrial wastewater is fulfilled, and the purification treatment effect is better.
Drawings
FIG. 1 is a schematic structural view of an industrial wastewater high-efficiency treatment apparatus according to embodiment 1 of the present invention;
FIG. 2 is a schematic top view of a grid structure in an embodiment 1 of the apparatus for efficiently treating industrial wastewater of the present invention.
In the figure: 1-a sedimentation tank, 10-a water inlet, 12-a sewage draining outlet, 11-a first pipeline, 2-an aeration tank, 20-an aeration pipe, 21-a second pipeline, 22-an air driving structure, 23-a gas pipeline, 3-a reaction tank, 30-a water outlet, 31-a medicine adding port, 32-a stirring mechanism, 33-a PH detection element, 4-a bubble crushing mechanism, 40-a crushing impeller, 41-a driving motor, 42-a transmission shaft, 43-a rack and 44-a grid net structure.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
The specific embodiment 1 of the industrial wastewater high-efficiency treatment equipment of the utility model, as shown in fig. 1 and fig. 2, the industrial wastewater high-efficiency treatment equipment comprises a sedimentation tank 1, an aeration tank 2 and a reaction tank 3, wherein the sedimentation tank 1 is provided with a water inlet 10 and a sewage outlet 12, a first pipeline 11 is connected between the sedimentation tank 1 and the aeration tank 2, a second pipeline 21 is connected between the aeration tank 2 and the reaction tank 3, and the reaction tank 3 is provided with a water outlet 30; the industrial wastewater recycling equipment also comprises an aeration structure, wherein the aeration structure comprises an air driving structure 22, an aeration pipe 20 arranged at the bottom of the aeration tank 2, and a gas pipeline 23 connecting the air driving structure 22 and the aeration pipe 20; a grid net structure 44 is arranged above the aeration pipe 20, the grid net structure 44 is arranged in the bubble floating path of the aeration pipe 20, and a crushing impeller 40 is arranged between the aeration pipe 20 and the grid net structure 44.
The industrial wastewater enters the sedimentation tank 1 from the water inlet 10, solid impurities are caused to sink into the bottom of the sedimentation tank 1 through standing and sedimentation, and the sewage outlet 12 can be opened to discharge the impurities when a certain amount of sedimentation layer is reached; the precipitated industrial wastewater enters the aeration tank 2 from the first pipeline 11, the air driving structure 22 charges air into the aeration pipe 20, the air is discharged into the water body of the aeration tank 2 from air holes, the crushing impeller 40 performs cutting and collision effects on the floating bubbles when in operation, the bubbles continuously float upwards and collide with the grid mesh structure 44, the grid mesh structure 44 enables large bubbles to be dispersed into a plurality of small bubbles, the contact area between the water body and the air is enlarged, the aeration effect and the oxygen content in the water body are improved, and the microorganisms in the water body can be effectively consumed to remove organic matters; then, the aerated water body enters the reaction tank 3 through the second pipeline 21, corresponding agents are added into the reaction tank 3 to remove the pollution components in the water through chemical reaction, and the purified water body is discharged through the water outlet 30, so that the aim of efficiently treating the industrial wastewater is fulfilled, and the purification treatment effect is better.
The air driving structure 22 is an air compressor, the crushing impeller 40 is connected with a driving motor 41 in a transmission manner, and a rotation axis of the crushing impeller 40 extends in a vertical direction. Specifically, the crushing impeller 40 includes a wheel body and a blade having an upper inclined surface extending obliquely upward in the circumferential direction around the rotational axis. When the driving motor 41 drives the crushing impeller 40 to rotate, the rotating blades and the floating bubbles are cut and collided, and the blades have an upper inclined surface so as to form a downward-inclined rebound effect on the bubbles, so that the dead time of the bubbles in the water body is prolonged, and the aeration and oxygenation effects are improved.
In this embodiment, a plurality of crushing impellers 40 are provided, a frame 43 is mounted on the upper portion of the aeration tank 2, and the plurality of crushing impellers 40 are rotatably mounted on the frame 43. A transmission shaft 42 is provided between the crushing impeller 40 and the frame 43, and the transmission shaft 42 is in transmission connection with an output shaft of the driving motor 41. The transmission shaft 42 is in belt transmission connection with an output shaft of the driving motor 41, and the transmission shaft 42, the crushing impeller 40 and blades thereof are driven to rotate by a belt and a belt pulley. In other embodiments, in order to meet different use requirements, the transmission connection form between the transmission shaft and the output shaft of the driving motor can be replaced by a chain transmission connection or a worm transmission connection.
Wherein the grid net structure 44 is arranged on a horizontal plane, and at least two layers of the grid net structure 44 are arranged in the aeration tank 2 at intervals along the vertical direction. The grid mesh structure 44 comprises an outer frame, transverse ribs and longitudinal ribs, wherein the transverse ribs and the longitudinal ribs are fixedly connected in the outer frame, and the transverse ribs and the longitudinal ribs are connected in a crossed mode to form meshes through which air bubbles float upwards. Specifically, the cross-sectional size of the mesh of the grid net structure 44 is 2500mm2To 10000mm2Any size in between. In the present embodiment, the mesh of the grid net structure 44 is a square hole of 50mm x 50mm, and the cross-sectional size is 2500mm2. In other embodiments, the cross-sectional size of the mesh of the grid mesh structure may be 2500mm in order to meet different usage requirements2To 10000mm2Any size between the two can also play a role in dispersing bubbles and allowing small bubbles to float upwards and pass through.
The first pipeline 11 is connected to the position close to the bottom of the aeration tank 2, so that sundries which are left standing and settled at the bottom of the sedimentation tank 1 are prevented from entering the subsequent aeration tank 2. One end of the second pipeline 21 is connected to the upper part of the aeration tank 2, and the water inlet position of the second pipeline 21 is higher than the grid net structure 44 and lower than the liquid level of the water body of the aeration tank 2. In addition, a chemical adding port 31, a stirring mechanism 32 and a pH detecting element 33 are provided on the reaction tank 3, and the chemical adding port 31 is disposed on the upper side of the reaction tank 3. Disinfectant, acidic or alkaline agents can be added into the reaction tank 3 through the chemical adding port 31, so that germs of the water body are removed and the pH value of the water body is leveled, the pH value of the water body is detected according to the pH detection element 33, the pH detection element 33 is a pH value sensor of a PH-BTA model, and the treated water body can be directly recycled in industry.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (9)
1. An industrial wastewater high-efficiency treatment device is characterized by comprising a sedimentation tank, an aeration tank and a reaction tank, wherein the sedimentation tank is provided with a water inlet and a sewage outlet;
an aeration structure is arranged in the aeration tank and comprises an air driving structure, an aeration pipe and a gas pipeline, and the aeration pipe is arranged at the bottom of the aeration tank; the aeration pipe is characterized in that a grid net structure is installed above the aeration pipe, the grid net structure is arranged in a bubble floating path of the aeration pipe, and a crushing impeller is further installed between the aeration pipe and the grid net structure.
2. The high efficiency industrial wastewater treatment equipment according to claim 1, wherein the crushing impeller is in transmission connection with a driving motor, and a rotation axis of the crushing impeller extends in a vertical direction.
3. The industrial wastewater high-efficiency treatment equipment according to claim 2, wherein a plurality of crushing impellers are arranged, a rack is arranged at the upper part of the aeration tank, and the plurality of crushing impellers are rotatably arranged on the rack; and a transmission shaft is arranged between the crushing impeller and the rack and is in transmission connection with an output shaft of the driving motor.
4. The industrial wastewater high-efficiency treatment equipment according to claim 3, wherein the transmission shaft is in belt transmission connection, chain transmission connection or worm transmission connection with the output shaft of the driving motor.
5. The high efficiency industrial wastewater treatment equipment according to claim 1, wherein the cross-sectional size of the mesh of said grid mesh structure is 2500mm2To 10000mm2Any size in between.
6. An apparatus for treating industrial wastewater with high efficiency according to claim 1, wherein the grid net structure is disposed on a horizontal plane, and at least two layers of the grid net structure are disposed in the aeration tank at intervals in a vertical direction.
7. The apparatus for treating industrial wastewater with high efficiency as set forth in claim 1, wherein said first pipeline is connected to said aeration tank at a position near the bottom thereof.
8. The industrial wastewater high-efficiency treatment equipment according to claim 1, wherein one end of the second pipeline is connected to the upper part of the aeration tank, and the water inlet position of the second pipeline is higher than the grid net structure and lower than the liquid level of the water body of the aeration tank.
9. The efficient industrial wastewater treatment equipment according to claim 1, wherein the reaction tank is provided with a dosing port, a stirring mechanism and a pH detection element, and the dosing port is arranged on the upper side of the reaction tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021864880.4U CN213085781U (en) | 2020-08-28 | 2020-08-28 | A high-efficiency treatment equipment for industrial wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021864880.4U CN213085781U (en) | 2020-08-28 | 2020-08-28 | A high-efficiency treatment equipment for industrial wastewater |
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| Publication Number | Publication Date |
|---|---|
| CN213085781U true CN213085781U (en) | 2021-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021864880.4U Expired - Fee Related CN213085781U (en) | 2020-08-28 | 2020-08-28 | A high-efficiency treatment equipment for industrial wastewater |
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| CN (1) | CN213085781U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120774557A (en) * | 2025-06-16 | 2025-10-14 | 山东一诺生物质材料股份有限公司 | Aeration device for wastewater treatment |
-
2020
- 2020-08-28 CN CN202021864880.4U patent/CN213085781U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120774557A (en) * | 2025-06-16 | 2025-10-14 | 山东一诺生物质材料股份有限公司 | Aeration device for wastewater treatment |
| CN120774557B (en) * | 2025-06-16 | 2026-04-14 | 山东一诺生物质材料股份有限公司 | Aeration device for wastewater treatment |
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Granted publication date: 20210430 |