CN214990986U - Industrial wastewater treatment recycling system of chemical industry garden - Google Patents
Industrial wastewater treatment recycling system of chemical industry garden Download PDFInfo
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- CN214990986U CN214990986U CN202120808160.4U CN202120808160U CN214990986U CN 214990986 U CN214990986 U CN 214990986U CN 202120808160 U CN202120808160 U CN 202120808160U CN 214990986 U CN214990986 U CN 214990986U
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Abstract
The utility model discloses an industrial wastewater treatment and recycling system of a chemical industry park, which comprises an adjusting tank, a hydrolysis acidification tank, a first high-efficiency clarification tank, an ozone contact oxidation tank and an aeration biological filter which are connected in sequence along the liquid inlet direction, wherein the water inlet of the adjusting tank is connected with a regulating and controlling pipeline connected with a wastewater pipeline of the chemical industry park; the regulating and controlling pipeline is provided with a three-way pipeline, an online monitoring device for monitoring the PH value of the wastewater is installed on the three-way pipeline connected with the wastewater pipeline of the chemical industry park, a first control valve is installed on the three-way pipeline connected with the regulating tank, and a second control valve is installed at the other end of the three-way pipeline. The utility model discloses a control waste water pH value mainly avoids the emergence of strong acid strong base neutralization reaction, not only is favorable to going on smoothly of post processing process, can guarantee subsequent security moreover to switching through above-mentioned valve realizes the control to waste water flow direction, thereby improves waste water treatment's automatic control better.
Description
Technical Field
The utility model relates to an industrial wastewater treatment method, in particular to an industrial wastewater treatment recycling system of a chemical industry park.
Background
In the production process of a chemical industry park, two kinds of wastewater are generated, namely production wastewater and production wastewater, wherein the treatment method of the production wastewater generally comprises the steps of treating (preprocessing) the production wastewater by a third-party treatment facility built by a wastewater treatment company, then feeding tail water into a regeneration water plant for regeneration and reuse, and directly feeding the production wastewater into the regeneration water plant for regeneration and reuse. With the increasing discharge of industrial wastewater, the existing wastewater treatment scale is difficult to meet the wastewater treatment requirement, and the wastewater treatment investment cost is increased by enlarging the wastewater treatment scale.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to the not enough of prior art, provide a reasonable in design, improve the industrial wastewater treatment recycling system in chemical industry park of waste water treatment efficiency.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the system is characterized by comprising a regulating tank, a hydrolysis acidification tank, a first high-efficiency clarification tank, an ozone contact oxidation tank and an aeration biological filter which are sequentially connected along the liquid inlet direction, wherein the water inlet of the regulating tank is connected with a regulating pipeline connected with a chemical industry park wastewater pipeline, and the water outlet of the aeration biological filter is connected with a drain pipe;
the regulating and controlling pipeline is provided with a three-way pipeline, an online monitoring device for monitoring the PH value of the wastewater is installed on the three-way pipeline connected with the wastewater pipeline of the chemical industry park, a first control valve is installed on the three-way pipeline connected with the regulating tank, and a second control valve is installed at the other end of the three-way pipeline.
The utility model discloses the technical problem that will solve can also be realized through following technical scheme, on-line monitoring device includes the controller and is used for monitoring the PH sensor of the interior PH value of pipeline, and PH sensor, first control valve, second control valve all link to each other with the controller.
The utility model discloses the technical problem that will solve can also be realized through following technical scheme, on-line monitoring device is still including the temperature sensor who is used for monitoring the interior temperature of pipeline, and temperature sensor is connected with the controller.
The utility model aims to solve the technical problem can also be realized through following technical scheme, it throws the position to be equipped with on the pipeline between hydrolytic acidification pond and the surge tank to be used for throwing of high-efficient activated sludge, throws position department and has a first high-efficient activated sludge through three-way connection and throw the pipeline, first high-efficient activated sludge throws the pipeline and is equipped with three, and three first high-efficient activated sludge throw the pipeline and be connected with the surge tank through a tee bend respectively, and every first high-efficient activated sludge throws and all is equipped with flow control valve on the pipeline.
The utility model discloses the technical problem that will solve can also realize through following technical scheme be equipped with on the first high-efficient clarification tank and be used for throwing of throwing high-efficient activated sludge throwing the position, throw position department and be connected with the high-efficient activated sludge of second and throw the feeder line way.
The utility model discloses the technical problem that will solve can also realize through following technical scheme be connected with the high-efficient depositing reservoir of second between bological aerated filter and the ultrafiltration reverse osmosis pond, be connected with PAM between bological aerated filter and the high-efficient depositing reservoir of second and throw the feeder line, PAM throws the feeder line and has the third high-efficient activated sludge through three way connection and throw the feeder line.
The technical problem to be solved by the utility model can be realized by the following technical proposal, and the aeration biological filter tank is internally provided with an intelligent aeration device.
Compared with the prior art, the utility model discloses following beneficial effect has:
firstly, through arranging a regulating pipeline and monitoring the pH value of the wastewater, the generation of a strong acid and strong base neutralization reaction is mainly avoided, so that the smooth operation of a post-treatment process is facilitated, and the subsequent safety can be ensured;
secondly, by arranging a first control valve and a second control valve, the control valves preferably adopt electric control valves, and the flow direction of the wastewater is controlled by switching the valves, so that the automatic control of wastewater treatment is better improved;
thirdly, three efficient activated sludge feeding points are arranged at the front end of the hydrolysis acidification tank, and the feeding amounts of the three efficient activated sludge feeding points are different, so that the mixing of efficient activated sludge and wastewater is well guaranteed, the reaction efficiency of the wastewater is improved, and the wastewater treatment effect is guaranteed;
fourthly, hydroxyl free radicals with extremely strong oxidation effect can be generated by utilizing the synergistic effect of the hydrogen peroxide and the ozone, and organic pollutants in water can be effectively removed.
Drawings
Fig. 1 is a block diagram of the system of the present invention.
In the figure: 1-an online monitoring device, 2-a first control valve, 3-a second control valve, 4-an adjusting tank, 5-a hydrolysis acidification tank, 6-a first efficient clarification tank, 7-an ozone contact oxidation tank, 8-an aeration biological filter, 9-an ultrafiltration reverse osmosis tank, 10-an accident tank, 11-a second efficient clarification tank, 12-a first efficient activated sludge feeding pipeline, 13-a PAM feeding pipeline, 14-a second efficient activated sludge feeding pipeline and 15-a third efficient activated sludge feeding pipeline.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1, the system for treating and recycling industrial wastewater in a chemical industry park comprises an adjusting tank 4, a hydrolysis acidification tank 5, a first high-efficiency clarification tank 6, an ozone contact oxidation tank 7 and a biological aerated filter 8 which are sequentially connected along a liquid inlet direction, wherein a water inlet of the adjusting tank 4 is connected with a regulating and controlling pipeline connected with a wastewater pipeline in the chemical industry park, and a water outlet of the biological aerated filter is connected with an ultrafiltration reverse osmosis tank 9;
the regulating and controlling pipeline is provided with a three-way pipeline, an online monitoring device 1 for monitoring the PH value of wastewater is installed on the three-way pipeline connected with the wastewater pipeline of the chemical industry park, a first control valve 2 is installed on the three-way pipeline connected with a regulating tank 4, a second control valve 3 is installed at the other end of the three-way pipeline, and the second control valve is connected with an accident tank 10 through a pipeline.
The on-line monitoring device comprises a controller and a PH sensor for monitoring the PH value in the pipeline, and the PH sensor, the first control valve and the second control valve are all connected with the controller; the on-line monitoring device also comprises a temperature sensor for monitoring the temperature in the pipeline, the temperature sensor is connected with the controller, and the controller can adopt any one of the control systems disclosed in the prior art.
Be equipped with on the pipeline between hydrolytic acidification pond 5 and the surge tank 6 and be used for throwing the throwing position point that throws high-efficient activated sludge, throw position point department and have first high-efficient activated sludge through three-way connection and throw pipeline 12, first high-efficient activated sludge is thrown the pipeline and is equipped with three, and three first high-efficient activated sludge are thrown the pipeline and are connected with the surge tank through a tee bend respectively, and every first high-efficient activated sludge is thrown and all is equipped with flow control valve on throwing the pipeline, controls the flow that three first high-efficient activated sludge were thrown the pipeline respectively.
And the first high-efficiency clarification tank 6 is provided with an adding point position for adding high-efficiency activated sludge, and the adding point position is connected with a second high-efficiency activated sludge adding pipeline 14.
A second high-efficiency clarification tank 11 is connected between the biological aerated filter 8 and the ultrafiltration reverse osmosis tank 9, a PAM adding pipeline 13 is connected between the biological aerated filter 8 and the second high-efficiency clarification tank 11, and the PAM adding pipeline 13 is connected with a third high-efficiency activated sludge adding pipeline 15 through a tee joint.
An intelligent aeration device is arranged in the aeration biological filter tank, and the intelligent aeration device can adopt any structure with intelligent sewage treatment aeration function disclosed in the prior art.
The working process of the system of the utility model comprises the following steps,
(1) wastewater discharged by each factory in a chemical industry park enters a regulating tank through a wastewater pipeline for homogeneous regulation, the pH value of the entering wastewater is monitored through an online monitor on the wastewater pipeline, when the pH value is normal, the wastewater is sent to the regulating tank, if the pH value is abnormal, the wastewater is sent to an accident tank, meanwhile, the temperature of a wastewater entry point of the accident tank is monitored, and if the factory cannot receive feedback or does not receive feedback to process, the temperature of a water inlet point is abnormal, an alarm is given;
(2) and (3) sending the wastewater subjected to homogenization adjustment into a hydrolysis acidification tank, adding efficient activated sludge into the pipeline before the wastewater is sent into the hydrolysis acidification tank, mixing the efficient activated sludge and the wastewater, promoting hydrolysis reaction, and entering the next step. The device comprises three efficient activated sludge feeding points, wherein the three efficient activated sludge feeding points are sequentially arranged along the liquid inlet direction, and the feeding amounts of the three efficient activated sludge feeding points are different;
(3) sending the wastewater treated by the hydrolytic acidification tank into a first high-efficiency clarification tank, and adding a PAM (polyacrylamide) mixed solution and high-efficiency activated sludge into the first high-efficiency clarification tank;
(4) and (2) sending the wastewater treated by the first high-efficiency clarification tank into an ozone contact oxidation tank for treatment, then sending the wastewater subjected to ozone oxidation into an aeration biological filter for treatment in sequence, then sending the wastewater into a second high-efficiency clarification tank for treatment, then sending the wastewater into an ultrafiltration reverse osmosis device for treatment, and finally, outputting water for reclaimed water recycling.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (8)
1. The system is characterized by comprising a regulating tank, a hydrolysis acidification tank, a first high-efficiency clarification tank, an ozone contact oxidation tank and a biological aerated filter which are sequentially connected along the liquid inlet direction, wherein the water inlet of the regulating tank is connected with a regulating pipeline connected with a chemical industrial park wastewater pipeline, and the water outlet of the biological aerated filter is connected with a drain pipe;
the regulating and controlling pipeline is provided with a three-way pipeline, an online monitoring device for monitoring the PH value of the wastewater is installed on the three-way pipeline connected with the wastewater pipeline of the chemical industry park, a first control valve is installed on the three-way pipeline connected with the regulating tank, and a second control valve is installed at the other end of the three-way pipeline.
2. The industrial wastewater treatment and recycling system of the chemical industrial park according to claim 1, wherein the online monitoring device comprises a controller and a pH sensor for monitoring the pH value in the pipeline, and the pH sensor, the first control valve and the second control valve are all connected with the controller.
3. The industrial wastewater treatment and recycling system of the chemical industrial park according to claim 2, wherein the online monitoring device further comprises a temperature sensor for monitoring the temperature in the pipeline, and the temperature sensor is connected with the controller.
4. The industrial wastewater treatment and recycling system of the chemical industrial park according to claim 1, wherein the pipeline between the hydrolysis acidification tank and the adjustment tank is provided with an adding point for adding high-efficiency activated sludge, and the adding point is connected with a first high-efficiency activated sludge adding pipeline through a tee.
5. The industrial wastewater treatment and recycling system of the chemical industrial park according to claim 4, wherein the number of the first high-efficiency activated sludge adding pipelines is three, the three first high-efficiency activated sludge adding pipelines are respectively connected with the regulating tank through a tee joint, and each first high-efficiency activated sludge adding pipeline is provided with a flow regulating valve.
6. The industrial wastewater treatment and recycling system of the chemical industrial park according to claim 1, wherein the first high-efficiency clarification tank is provided with an adding point position for adding high-efficiency activated sludge, and the adding point position is connected with a second high-efficiency activated sludge adding pipeline.
7. The industrial wastewater treatment and recycling system of the chemical industrial park according to claim 1, wherein a second high efficiency clarification tank is connected between the biological aerated filter and the ultrafiltration reverse osmosis tank, a PAM adding pipeline is connected between the biological aerated filter and the second high efficiency clarification tank, and a third high efficiency activated sludge adding pipeline is connected with the PAM adding pipeline through a tee joint.
8. The industrial wastewater treatment and recycling system of the chemical industrial park according to claim 1, characterized in that an intelligent aeration device is installed in the aeration biological filter tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120808160.4U CN214990986U (en) | 2021-04-20 | 2021-04-20 | Industrial wastewater treatment recycling system of chemical industry garden |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120808160.4U CN214990986U (en) | 2021-04-20 | 2021-04-20 | Industrial wastewater treatment recycling system of chemical industry garden |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214990986U true CN214990986U (en) | 2021-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120808160.4U Active CN214990986U (en) | 2021-04-20 | 2021-04-20 | Industrial wastewater treatment recycling system of chemical industry garden |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214990986U (en) |
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2021
- 2021-04-20 CN CN202120808160.4U patent/CN214990986U/en active Active
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