CN210394087U - Novel washing sewage treatment system - Google Patents
Novel washing sewage treatment system Download PDFInfo
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- CN210394087U CN210394087U CN201921040407.1U CN201921040407U CN210394087U CN 210394087 U CN210394087 U CN 210394087U CN 201921040407 U CN201921040407 U CN 201921040407U CN 210394087 U CN210394087 U CN 210394087U
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Abstract
The utility model discloses a novel washing sewage treatment system, including grid pond, equalizing basin, reaction sedimentation tank, hydrolysis-acidification pool, biological contact oxidation pond, two heavy ponds, clean water basin, the sludge impoundment that loop through the pipe connection. The utility model discloses a materialization and biochemical method combine together, simple process, and the running cost is low, can realize effectively handling washing sewage.
Description
Technical Field
The utility model relates to a sewage treatment system, concretely relates to novel washing sewage treatment system.
Background
With the wide application of detergents in industrial production and daily life, the treatment technology of washing sewage becomes the focus of people's attention at present. The washing industry is a water-consuming and energy-consuming industry, and the produced sewage mainly comprises soap, grease, synthetic detergent, dust particles and a small amount of harmful substances such as bacteria, coliform bacteria, viruses and the like, and is an important water quality pollution source. After the sewage is discharged into the water body, the water body eutrophication can be caused, and the growth and the propagation of aquatic animals and plants are influenced. Therefore, it is necessary to treat and recycle the washing wastewater.
CN205556283U discloses a washing sewage treatment plant, including inlet tube, separation tank, purification tank, outlet pipe and drain, this patent mainly utilizes the air supporting device of separation tank and the interior micropore filter screen of outlet pipe, active carbon filtering layer and mixed fiber filter membrane to realize washing sewage's purification recovery, however, this patent does not set up precipitation unit, leads to the use amount of follow-up medicament to increase, produces a large amount of surplus mud, influences the work efficiency of subsequent active carbon filtering layer and filter membrane.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a novel washing sewage treatment system, adopt materialization and biochemical method to combine together to reach the treatment that has the success to washing sewage.
In order to solve the technical problem, the utility model discloses a technical scheme be: a novel washing sewage treatment system comprises a grating tank, an adjusting tank, a reaction sedimentation tank, a hydrolysis acidification tank, a biological contact oxidation tank, a secondary sedimentation tank, a clean water tank and a sludge tank which are connected in sequence through pipelines; a rotary type grating is arranged in the grating pool; the regulating tank is provided with a floating ball liquid level meter and a sewage lifting pump; the reaction sedimentation tank is a vertical flow sedimentation tank, the center of the reaction sedimentation tank is provided with a guide cylinder, the periphery of the reaction sedimentation tank is provided with an overflow weir, and the reaction sedimentation tank is connected with a PAC dosing device and a PAM dosing device through pipelines; the hydrolysis acidification tank is internally provided with a combined filler and a submersible stirrer, the biological contact oxidation tank is internally provided with the combined filler, and the bottom of the biological contact oxidation tank is provided with a microporous tubular aerator with a non-return device and is connected with a Roots blower through a pipeline; the secondary sedimentation tank is internally provided with an inclined tube filler, the periphery of the top of the secondary sedimentation tank is provided with an overflow weir, and the treated water is collected and then is connected with a clean water tank through a pipeline; the reaction sedimentation tank and the secondary sedimentation tank are provided with sludge pumps which are connected with the sludge tank; the clean water tank is connected with a chlorine dioxide generator for disinfecting the treated water reaching the standard. The sludge tank contains 1 set of sludge treatment device for drying the sludge.
Furthermore, the PAM dosing device and the PAC dosing device are single-barrel two-pump type skid-mounted devices, and a stirrer is mounted at the top of the barrel.
Further, a pipeline mixer is arranged on the pipeline of the adjusting tank and the reaction sedimentation tank.
Furthermore, the water distribution mode of the hydrolysis acidification tank is tubular water distribution.
Further, the sludge treatment device comprises a sludge screw pump and a plate-and-frame filter press, one end of the sludge screw pump is communicated with the sludge tank, the other end of the sludge screw pump is communicated with the plate-and-frame filter press, and the plate-and-frame filter press is connected with the regulating tank through a return water pipe.
The utility model has the advantages that: the method combines physicochemical method and biochemical method, has simple process and low operation cost, and can realize effective treatment of the washing sewage.
Drawings
Fig. 1 is a block diagram of the present invention.
In the figure: 1. the system comprises a grating pool, 1.1, a rotary grating, 2, an adjusting pool, 2.1, a floating ball liquid level meter, 2.2, a sewage lifting pump, 3, a pipeline mixer, 3.1, a PAC dosing device, 3.2, a PAM dosing device, 4, a reaction sedimentation pool, 4.1, a central guide cylinder, 4.2, a reaction sedimentation pool sludge pump, 5, a hydrolysis acidification pool, 5.1, a hydrolysis acidification pool combined filler, 5.2, a water distribution device, 5.3, a submersible mixer, 6, a biological contact oxidation pool, 6.1, a biological contact oxidation pool combined filler, 6.2, a microporous tubular aerator, 6.3, a Roots blower, 7, a secondary sedimentation pool, 7.1, an inclined tube filler, 7.2, a secondary sedimentation pool pump, 8, a clear water pool, 8.1, a chlorine dioxide generator, 9, a sludge pool, 9.1, a sludge screw pump, 9.2 and a plate and frame filter press.
Detailed Description
The following further describes the embodiments of the present invention with reference to the drawings. The utility model relates to a novel washing sewage treatment system, which consists of a grating tank 1, an adjusting tank 2, a reaction sedimentation tank 4, a hydrolysis acidification tank 5, a biological contact oxidation tank 6, a secondary sedimentation tank 7, a clean water tank 8 and a sludge tank 9; washing sewage flows in from one side of the grid tank 1, flows through the rotary grid 1.1, automatically flows into the regulating tank 2 after large floating objects are filtered, stays in the regulating tank 2 for a short time, and is pumped to the reaction sedimentation tank 4 through the pipeline by the sewage lifting pump 2.2, the pipeline is provided with the pipeline mixer 3, and water flows in the pipeline to react with PAC (polyaluminium chloride) added by the PAC dosing device 3.1 and PAM (polyacrylamide) added by the PAM dosing device 3.2, so that a large amount of flocs are generated. In reaction sedimentation tank 4, the floc sinks in the bottom through the action of gravity in the pond, and the supernatant flows automatically through the pipeline and gets into hydrolysis acidification tank 5, utilizes the oxygen deficiency fungus to hydrolyze in the pond, the acidizing process, and macromolecule organic matter progressively decomposes into the micromolecule organic matter, improves sewage biodegradability, goes out water and flows automatically through the pipeline and gets into biological contact oxidation pond 6, and through aerobic microorganism's metabolism in the pond, get rid of most pollutants, and it flows automatically through the pipeline and gets into secondary sedimentation tank 7 to go out water. The sludge in the sewage in the secondary sedimentation tank 7 is settled in a sludge hopper at the bottom of the tank under the action of gravity, and the supernatant automatically flows into a clean water tank through a pipeline. The sewage reacts with chlorine dioxide generated by a chlorine dioxide generator 8.1 in a clean water tank 8 to carry out disinfection and sterilization treatment, and the standard water is discharged automatically. The bottoms of the reaction sedimentation tank 4 and the secondary sedimentation tank 7 are provided with sludge pumps, and the sludge is pumped to a sludge tank 9 through pipelines. Sludge in the sludge pool 9 is subjected to filter pressing and dehydration through a sludge screw pump 9.1 to a plate-and-frame filter press 9.2, the dehydrated sludge is transported outside for harmless treatment, and filtrate enters the regulating pool 2 through a return pipe, so that secondary pollution is avoided.
It will be apparent to those skilled in the art that modifications and variations can be made in the above-described embodiments, or some features of the invention may be substituted by equivalents, without departing from the spirit or scope of the invention.
Claims (5)
1. The utility model provides a novel washing sewage treatment system which characterized in that: comprises a grating tank, an adjusting tank, a reaction sedimentation tank, a hydrolysis acidification tank, a biological contact oxidation tank, a secondary sedimentation tank, a clean water tank and a sludge tank which are connected in sequence through pipelines; a rotary type grating is arranged in the grating pool; the regulating tank is provided with a floating ball liquid level meter and a sewage lifting pump; the reaction sedimentation tank is a vertical flow sedimentation tank, the center of the reaction sedimentation tank is provided with a guide cylinder, the periphery of the reaction sedimentation tank is provided with an overflow weir, and the reaction sedimentation tank is connected with a PAC dosing device and a PAM dosing device through pipelines; the hydrolysis acidification tank is internally provided with a combined filler and a submersible stirrer, the biological contact oxidation tank is internally provided with the combined filler, and the bottom of the biological contact oxidation tank is provided with a microporous tubular aerator with a non-return device and is connected with a Roots blower through a pipeline; the secondary sedimentation tank is internally provided with an inclined tube filler, the periphery of the top of the secondary sedimentation tank is provided with an overflow weir, and the treated water is collected and then is connected with a clean water tank through a pipeline; the reaction sedimentation tank and the secondary sedimentation tank are provided with sludge pumps which are connected with the sludge tank; the clean water tank is connected with a chlorine dioxide generator, and the treated water reaching the standard is disinfected; the sludge tank contains 1 set of sludge treatment device for drying the sludge.
2. The novel wash sewage treatment system of claim 1 wherein the PAM dosing device and the PAC dosing device are a single drum two pump skid, with a stirrer mounted on the top of the drum.
3. The novel wash sewage treatment system of claim 1 wherein the piping of the conditioning tank and the reactive precipitation tank are fitted with a pipe mixer.
4. The novel washing sewage treatment system as claimed in claim 1, wherein the water distribution manner of the hydrolysis acidification tank is pipe water distribution.
5. The novel washing sewage treatment system as claimed in claim 1, wherein the sludge treatment device comprises a sludge screw pump and a plate-and-frame filter press, one end of the sludge screw pump is communicated with the sludge tank, the other end of the sludge screw pump is communicated with the plate-and-frame filter press, and the plate-and-frame filter press is connected with the regulating tank through a return pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921040407.1U CN210394087U (en) | 2019-07-05 | 2019-07-05 | Novel washing sewage treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921040407.1U CN210394087U (en) | 2019-07-05 | 2019-07-05 | Novel washing sewage treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210394087U true CN210394087U (en) | 2020-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921040407.1U Active CN210394087U (en) | 2019-07-05 | 2019-07-05 | Novel washing sewage treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210394087U (en) |
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2019
- 2019-07-05 CN CN201921040407.1U patent/CN210394087U/en active Active
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