CN212246540U - Surface wastewater treatment system - Google Patents
Surface wastewater treatment system Download PDFInfo
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- CN212246540U CN212246540U CN202020503871.6U CN202020503871U CN212246540U CN 212246540 U CN212246540 U CN 212246540U CN 202020503871 U CN202020503871 U CN 202020503871U CN 212246540 U CN212246540 U CN 212246540U
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Abstract
The utility model relates to a surface wastewater treatment system, which comprises a surface wastewater classified collection pipeline for conveying various types of surface wastewater, a coagulating sedimentation device for removing phosphide and metal ions in the wastewater, a dosing mechanism matched with the coagulating sedimentation device, a secondary filtering mechanism for fine filtering and a discharge pipeline; the surface wastewater classified collection pipeline is connected with the water inlet end of the coagulating sedimentation device, the dosing mechanism is connected with the water inlet end of the coagulating sedimentation device through a pipeline, the water discharging end of the coagulating sedimentation device is connected with the water inlet end of the secondary filtering mechanism through a pipeline, and the water discharging end of the secondary filtering mechanism is connected with the discharge pipeline. The utility model discloses process flow is simple, and is effectual to getting rid of phosphide and heavy metal ion, and it is convenient to maintain and manage, and investment cost and treatment cost are all comparatively cheap.
Description
Technical Field
The utility model relates to a sewage treatment technical field, concretely relates to surface wastewater treatment system.
Background
The surface treatment wastewater is generated by artificially forming a surface layer with mechanical, physical and chemical properties different from those of a substrate on the surface of the substrate material. The purpose of the surface treatment is to meet the requirements of corrosion resistance, wear resistance, decoration or other special functions of the product.
The waste water produced in the production of special computers includes degreasing, vitrification, washing water curtain, etc. and has great water quality fluctuation, especially obvious acid and alkali fluctuation, great amount of phosphide, metal ion and other pollutant and partial heavy metal ion.
The existing surface wastewater treatment system has a good effect of removing organic pollutants such as grease and metal ions. But the removal effect on phosphide and heavy metal ions is not ideal. And the prior system generally has complex process flow, more related equipment, inconvenient maintenance and management, larger investment and higher treatment cost.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the technical problem who exists among the prior art, provide a surface wastewater treatment system, process flow is simple, and is effectual to getting rid of phosphide and heavy metal ion, and it is convenient to maintain the management, and investment cost and treatment cost are all comparatively cheap.
The utility model provides an above-mentioned technical problem's technical scheme as follows: a surface wastewater treatment system comprises a surface wastewater classified collection pipeline for conveying various types of surface wastewater, a coagulating sedimentation device for removing phosphide and metal ions in the wastewater, a dosing mechanism matched with the coagulating sedimentation device, a secondary filtering mechanism for fine filtering and a discharge pipeline; the surface wastewater classified collection pipeline is connected with the water inlet end of the coagulating sedimentation device, the dosing mechanism is connected with the water inlet end of the coagulating sedimentation device through a pipeline, the water discharging end of the coagulating sedimentation device is connected with the water inlet end of the secondary filtering mechanism through a pipeline, and the water discharging end of the secondary filtering mechanism is connected with the discharge pipeline.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Furthermore, a conditioning pool is arranged between the surface wastewater classified collection pipeline and the coagulating sedimentation device, the surface wastewater classified collection pipeline is connected with the water inlet end of the conditioning pool, and the water discharge end of the conditioning pool is connected with the water inlet end of the coagulating sedimentation device through a pipeline.
Further, the coagulating sedimentation device comprises a coagulating tank and a sedimentation tank, the upper part of the sedimentation tank is connected with a liquid discharge pipeline for discharging clear liquid, and the bottom of the sedimentation tank is connected with a mud discharge pipeline for discharging mud.
Preferably, the surface wastewater treatment system further comprises a sludge treatment mechanism, and a feed end of the sludge treatment mechanism is connected with a sludge discharge pipeline.
Preferably, the sludge treatment mechanism comprises a plate-and-frame filter press and a diaphragm pump, the feeding end of the diaphragm pump is connected with the sludge discharge pipeline, the discharging end of the diaphragm pump is connected with the feeding end of the plate-and-frame filter press, the diaphragm pump is a pneumatic diaphragm pump, and the air inlet of the diaphragm pump is connected with an air compressor.
Preferably, a sampling well is arranged between the drainage end of the secondary filtering mechanism and the drainage pipeline, the drainage end of the secondary filtering mechanism is connected with the sampling well through a pipeline, and the drainage pipeline is connected with the drainage end of the sampling well.
Preferably, the water outlet end of the plate-and-frame filter press is connected with the sampling well through a pipeline.
Further, the dosing mechanism comprises an acid agent dosing tank, an alkali agent dosing tank, a coagulant dosing tank and a flocculant dosing tank.
Further, an intermediate water tank is arranged between the coagulating sedimentation device and the secondary filtering mechanism.
Further, the second-stage filtering mechanism is a multi-medium filtering mechanism and comprises a quartz sand filter and an active carbon filter which are sequentially connected through a pipeline.
The utility model has the advantages that: the utility model treats the surface wastewater by the way of matching the coagulation sedimentation with the multi-medium filtration, metal ions, heavy metal ions and phosphide in the wastewater are captured and precipitated by an efficient coagulation sedimentation device, then fine filtration is carried out by the multi-medium filtration, and the treated wastewater can reach the discharge standard of a municipal pipe network; secondly, the utility model utilizes the slurry treatment component to carry out solidification and dehydration treatment on the slurry, can precipitate the slurry into mud cakes, and then transport the mud cakes outwards for disposal, thereby effectively avoiding slurry pollution; the utility model discloses a whole process of processing apparatus is simple, and the equipment that relates is small in quantity, and not only the treatment effect is good, and it is convenient to maintain the management moreover, can reduce operating personnel's quantity, and whole investment cost and running cost are all comparatively cheap.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the coagulating sedimentation device of the present invention;
FIG. 3 is a schematic structural view of the medicine adding mechanism of the present invention;
FIG. 4 is a schematic structural view of the second stage filtering mechanism of the present invention;
FIG. 5 is a schematic structural view of the sludge treatment mechanism of the present invention;
in the figure: 1. the device comprises a surface wastewater classification collecting pipeline, 2, a coagulating sedimentation device, 21, a coagulating tank, 22, a sedimentation tank, 23, a liquid discharge pipeline, 24, a sludge discharge pipeline, 3, a dosing mechanism, 31, an acid agent dosing tank, 32, an alkali agent dosing tank, 33, a coagulant agent dosing tank, 34, a flocculating agent dosing tank, 4, a secondary filtering mechanism, 41, a quartz sand filter, 42, an activated carbon filter, 5, a sludge treatment mechanism, 51, a plate and frame filter press, 52, a diaphragm pump, 53, an air compressor, 54, a liquid discharge pipeline, 55, a mud cake storage area, 6, a sampling well, 7, a discharge pipeline, 8 and an intermediate water tank.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in figure 1, the utility model relates to a surface wastewater treatment system, which comprises a surface wastewater classified collection pipeline 1 for conveying various types of surface wastewater. The production wastewater for producing the special computer comprises degreasing wastewater, vitrification wastewater, cleaning wastewater of a water curtain cabinet and the like, which are respectively collected and then respectively conveyed by the surface wastewater classified collection pipelines 1.
The surface wastewater treatment system also comprises a coagulating sedimentation device 2 for removing phosphide and metal ions in wastewater, a dosing mechanism 3 matched with the coagulating sedimentation device 2, a secondary filtering mechanism 4 for fine filtering and a discharge pipeline 7. The surface waste water classified collection pipeline 1 is connected with the water inlet end of the coagulating sedimentation device 2, the dosing mechanism 3 is connected with the water inlet end of the coagulating sedimentation device 2 through a pipeline, the water discharging end of the coagulating sedimentation device 2 is connected with the water inlet end of the secondary filtering mechanism 4 through a pipeline, and the water discharging end of the secondary filtering mechanism 4 is connected with the discharge pipeline 7.
The pipeline include connecting tube and the subassembly such as pump and the valve of installation on the pipeline as required.
Preferably, a conditioning tank (not shown in the attached drawings) is arranged between the surface wastewater classified collection pipeline 1 and the coagulating sedimentation device 2, the surface wastewater classified collection pipeline 1 is connected with a water inlet end of the conditioning tank, and a water outlet end of the conditioning tank is connected with a water inlet end of the coagulating sedimentation device 2 through a pipeline. The conditioning pool can carry out homogenization pretreatment on the wastewater, so that subsequent treatment is facilitated.
In order to ensure that the discharged wastewater does not exceed the standard, a sampling well 6 is arranged between the drainage end of the secondary filtering mechanism 4 and a discharge pipeline 7, the drainage end of the secondary filtering mechanism 4 is connected with the sampling well 6 through a pipeline, and the discharge pipeline 7 is connected with the drainage end of the sampling well 6. Can regularly carry out sampling inspection on the discharged wastewater, and ensure that the discharged wastewater can reach the discharge standard of a municipal pipe network.
As shown in fig. 2, the utility model also provides an improved technical scheme, in the improved technical scheme, coagulating sedimentation device 2 includes coagulating basin 21 and precipitation tank 22, and affiliated precipitation tank 22 upper portion is connected with the fluid-discharge line 23 of discharge clear liquid, precipitation tank 22 bottom is connected with the row's mud pipeline 24 of discharge mud.
The wastewater is added with chemicals in the coagulation tank 21 to react to form flocculation and precipitation, and then transferred to the precipitation tank 22 to be settled and separated.
As shown in fig. 3, the chemical adding mechanism 3 of the present invention includes an acid agent adding tank 31, an alkali agent adding tank 32, a coagulant adding tank 33, and a flocculant adding tank 34. Acid, alkali, coagulant and flocculant are added to the coagulation tank 21, respectively.
As shown in fig. 1 and 5, the present invention further provides an improved technical solution, in the improved technical solution, the surface wastewater treatment system further comprises a sludge treatment mechanism 5, and a feeding end of the sludge treatment mechanism 5 is connected with a sludge discharge pipeline 24.
Preferably, the sludge treatment mechanism 5 includes a plate-and-frame filter press 51 and a diaphragm pump 52, a feed end of the diaphragm pump 52 is connected to the sludge discharge pipeline 24, a discharge end of the diaphragm pump 52 is connected to a feed end of the plate-and-frame filter press 51, the diaphragm pump 52 is a pneumatic diaphragm pump, and an air inlet of the diaphragm pump 52 is connected to an air compressor 53.
Preferably, the water outlet end of the plate-and-frame filter press 51 is connected with the sampling well 6 through a drainage pipeline 54. The water removed by filter pressing can reach the discharge standard of municipal pipe networks, so that the water can be directly discharged. And the mud cake after filter pressing by the plate and frame filter press 51 is sent to a mud cake storage area 54 for temporary storage and then sent to the outside for disposal.
As shown in fig. 1, the utility model discloses still provide modified technical scheme, in modified technical scheme, be provided with middle water tank 8 between coagulating sedimentation device 2 and second grade filter mechanism 4. Can be convenient for like this control whole device, can be as required through the flow control coagulating sedimentation device 2 of control pipeline and secondary filter mechanism 4's processing speed, when coagulating sedimentation device 2 and secondary filter mechanism 4's processing speed benefit matches, waste water can be kept in to middle water tank 8. Therefore, the effect of wastewater treatment can be ensured, and energy conservation and consumption reduction can be realized.
As shown in fig. 4, the present invention further provides an improved technical solution, in the improved technical solution, the second-stage filtering mechanism 4 is a multi-medium filtering mechanism, and includes a quartz sand filter 41 and an activated carbon filter 42 which are sequentially connected through a pipeline.
According to the scheme, the waste water after the coagulating sedimentation treatment can be filtered by the quartz sand filter 41 to remove residual sediments, and then the waste water is filtered by the activated carbon filter 42 to remove heavy metal chromium ions and residual sediments.
The utility model discloses a processing procedure as follows:
firstly, the wastewater is classified and collected, and is sent to a conditioning tank for homogenization and homogenization treatment through a surface wastewater classified collection pipeline 1, and then is conveyed into a coagulation tank 21 of a coagulation sedimentation device 2.
The wastewater entering the coagulation tank 21 is fed by an acid agent feeding tank 31, an alkali agent feeding tank 32, a coagulant agent feeding tank 33 and a flocculant feeding tank 34 of the feeding mechanism 3, and then the fed agents and metal ions, phosphide and the like in the wastewater are subjected to chemical reaction to form precipitates. The waste water after reaction enters the precipitation tank 22, the precipitate is deposited at the bottom of the precipitation tank 22 and is discharged through the sludge discharge pipeline 24, and the clear liquid on the upper layer of the precipitation tank 22 is discharged through the liquid discharge pipeline 23. The dosing sequence is as follows: the pH value of the incoming water is unstable, the pH value of the incoming water is fed back through a pH meter signal, an acid agent or an alkali agent is added, the pH value is adjusted to be 7.5-8.5, and then a coagulant and a flocculant are added to precipitate the phosphate and heavy metal ions in the wastewater.
The wastewater after the precipitation treatment is discharged to the intermediate water tank 8 for temporary storage through a liquid discharge pipeline 23.
The waste water in the middle water tank 8 is pumped to the secondary filtering mechanism through a pipeline for secondary filtering treatment. The residual precipitate in the wastewater is filtered through a quartz sand filter 41 and an activated carbon filter 42. The filtered waste water can reach the municipal pipe network discharge standard and is discharged to the sampling well 6, and the waste water is discharged by the discharge pipeline 7 after being sampled and inspected to be qualified.
Finally, the slurry discharged from the slurry discharge pipeline 24 is discharged to the diaphragm pump 52, and the air compressor 53 injects and pressurizes the gas into the diaphragm pump 52, and then injects the gas into the plate-and-frame filter press 51 for dehydration and solidification. The mud cake obtained by treatment is sent to the outside for disposal, and the water removed in the filter pressing process is sent to a sampling well 6 and is discharged by a discharge pipeline 7 after the sampling inspection is qualified.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. The utility model provides a surface waste water treatment system, includes surface waste water classification collection pipeline (1) that is used for carrying all kinds of surface waste water, its characterized in that: the surface wastewater treatment system also comprises a coagulating sedimentation device (2) for removing phosphide and metal ions in wastewater, a dosing mechanism (3) matched with the coagulating sedimentation device (2), a secondary filtering mechanism (4) for fine filtering and a discharge pipeline (7); the surface wastewater classified collection pipeline (1) is connected with the water inlet end of the coagulating sedimentation device (2), the dosing mechanism (3) is connected with the water inlet end of the coagulating sedimentation device (2) through a pipeline, the water discharging end of the coagulating sedimentation device (2) is connected with the water inlet end of the secondary filtering mechanism (4) through a pipeline, and the water discharging end of the secondary filtering mechanism (4) is connected with the discharge pipeline (7).
2. The surface wastewater treatment system according to claim 1, characterized in that: a conditioning pool is arranged between the surface wastewater classified collection pipeline (1) and the coagulating sedimentation device (2), the surface wastewater classified collection pipeline (1) is connected with the water inlet end of the conditioning pool, and the water outlet end of the conditioning pool is connected with the water inlet end of the coagulating sedimentation device (2) through a pipeline.
3. The surface wastewater treatment system according to claim 1, characterized in that: the coagulating sedimentation device (2) comprises a coagulating tank (21) and a sedimentation tank (22), the upper part of the sedimentation tank (22) is connected with a liquid discharge pipeline (23) for discharging clear liquid, and the bottom of the sedimentation tank (22) is connected with a mud discharge pipeline (24) for discharging mud.
4. The surface wastewater treatment system according to claim 3, characterized in that: the surface wastewater treatment system also comprises a sludge treatment mechanism (5), and the feed end of the sludge treatment mechanism (5) is connected with a sludge discharge pipeline (24).
5. The surface wastewater treatment system according to claim 4, characterized in that: the sludge treatment mechanism (5) comprises a plate-and-frame filter press (51) and a diaphragm pump (52), the feeding end of the diaphragm pump (52) is connected with the sludge discharge pipeline (24), the discharging end of the diaphragm pump (52) is connected with the feeding end of the plate-and-frame filter press (51), the diaphragm pump (52) is a pneumatic diaphragm pump, and the air inlet of the diaphragm pump (52) is connected with an air compressor (53).
6. The surface wastewater treatment system according to claim 5, characterized in that: a sampling well (6) is arranged between the drainage end of the secondary filtering mechanism (4) and the drainage pipeline (7), the drainage end of the secondary filtering mechanism (4) is connected with the sampling well (6) through a pipeline, and the drainage pipeline (7) is connected with the drainage end of the sampling well (6).
7. The surface wastewater treatment system according to claim 6, characterized in that: and the water outlet end of the plate-and-frame filter press (51) is connected with the sampling well (6) through a pipeline.
8. The surface wastewater treatment system according to claim 1, characterized in that: the dosing mechanism (3) comprises an acid agent dosing tank (31), an alkali agent dosing tank (32), a coagulant dosing tank (33) and a flocculant dosing tank (34).
9. The surface wastewater treatment system according to claim 1, characterized in that: an intermediate water tank (8) is arranged between the coagulating sedimentation device (2) and the secondary filtering mechanism (4).
10. The surface wastewater treatment system according to claim 1, characterized in that: the secondary filtering mechanism (4) is a multi-medium filtering mechanism and comprises a quartz sand filter (41) and an activated carbon filter (42) which are sequentially connected through a pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020503871.6U CN212246540U (en) | 2020-04-08 | 2020-04-08 | Surface wastewater treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020503871.6U CN212246540U (en) | 2020-04-08 | 2020-04-08 | Surface wastewater treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212246540U true CN212246540U (en) | 2020-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020503871.6U Active CN212246540U (en) | 2020-04-08 | 2020-04-08 | Surface wastewater treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212246540U (en) |
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2020
- 2020-04-08 CN CN202020503871.6U patent/CN212246540U/en active Active
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