CN210559757U - Air-float precipitation integrated sewage treatment device - Google Patents
Air-float precipitation integrated sewage treatment device Download PDFInfo
- Publication number
- CN210559757U CN210559757U CN201920895700.XU CN201920895700U CN210559757U CN 210559757 U CN210559757 U CN 210559757U CN 201920895700 U CN201920895700 U CN 201920895700U CN 210559757 U CN210559757 U CN 210559757U
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- sludge
- pipe
- sewage treatment
- sludge discharge
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- 239000010865 sewage Substances 0.000 title claims abstract description 34
- 238000001556 precipitation Methods 0.000 title description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 48
- 239000010802 sludge Substances 0.000 claims abstract description 43
- 230000007246 mechanism Effects 0.000 claims abstract description 35
- 238000003756 stirring Methods 0.000 claims abstract description 25
- 238000004062 sedimentation Methods 0.000 claims abstract description 12
- 238000006243 chemical reaction Methods 0.000 claims abstract description 11
- 239000002893 slag Substances 0.000 claims abstract description 8
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 4
- 238000005188 flotation Methods 0.000 claims description 10
- 239000000945 filler Substances 0.000 claims description 8
- 238000012856 packing Methods 0.000 claims description 4
- 238000011010 flushing procedure Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 8
- 230000010354 integration Effects 0.000 abstract description 5
- 238000011049 filling Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 22
- 230000008569 process Effects 0.000 description 19
- 239000002351 wastewater Substances 0.000 description 9
- 239000012535 impurity Substances 0.000 description 7
- 239000002245 particle Substances 0.000 description 6
- 238000005192 partition Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 3
- 239000000470 constituent Substances 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 230000003311 flocculating effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 241000195493 Cryptophyta Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000011001 backwashing Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000701 coagulant Substances 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000001706 oxygenating effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
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Abstract
The utility model discloses an air floatation and sedimentation integrated sewage treatment device, which comprises a reaction container, wherein the reaction container comprises a first area and a second area, and a water inlet is arranged between the first area and the second area; a stirring mechanism is arranged in the first area; a contact area is arranged in the second area and close to the first area, and a releaser is arranged in the contact area; a water collecting pipe is arranged at the upper part of the second area, an inclined pipe filling mechanism is arranged at the middle part of the second area, and a flow stabilizing area is arranged at the lower part of the second area; a slag scraper is arranged above the second area, a scum groove is arranged on one side of the second area, and the scum groove is connected with a mud pipe; the lower part of the second area is provided with a plurality of sludge hoppers, the bottom of each sludge hopper is provided with a sludge discharge hole, each sludge discharge hole is connected with a sludge discharge pipe, and the washed sludge is precipitated in the sludge hoppers and is discharged through the sludge discharge pipes. The utility model provides an air supporting deposits integration sewage treatment plant can handle sewage more effectively, improves sewage treatment effect and efficiency.
Description
Technical Field
The utility model belongs to the technical field of the environmental protection equipment, a sewage treatment plant is related to, especially relate to an air supporting deposits integration sewage treatment plant.
Background
The sedimentation process bears most of the load of sewage treatment at present, can well remove flocculating constituents, impurity particles and the like with high density in water, has poor wastewater treatment effects such as low turbidity, low impurity density and the like, and has obvious limitations. But has wide application prospect due to simple process and convenient management.
The air floatation process has good effect of removing loose floccules, suspended impurities, algae, oil stains and the like with low density and poor settling property in sewage. The advantages of the air flotation process can just as well be highly coupled with the precipitation process. The air floatation process is an effective way to solve the limitation of the precipitation process. In addition, the air floatation process has other advantages, such as the effects of oxygenating in the water and increasing the concentration of dissolved oxygen, and the effect of removing the dissolved organic matters is better than that of a sedimentation tank.
The method has certain limitation on the treatment of sewage with complex and variable water quality, namely a single air floatation process and a precipitation process.
In view of the above, there is an urgent need to design a new sewage treatment method to overcome the above-mentioned defects of the existing sewage treatment methods.
SUMMERY OF THE UTILITY MODEL
The utility model provides an air supporting deposits integration sewage treatment plant can handle sewage more effectively, improves sewage treatment effect and efficiency.
For solving the technical problem, according to the utility model discloses an aspect adopts following technical scheme:
an air flotation and sedimentation integrated sewage treatment device comprises a reaction container, wherein the reaction container comprises a first area and a second area, and a water inlet is formed between the first area and the second area;
a stirring mechanism is arranged in the first area and comprises a stirring mechanism body and a stirring driving mechanism; one end of the stirring mechanism body is connected with a stirring driving mechanism, and the stirring driving mechanism can drive the stirring mechanism body to act;
a contact area is arranged in the second area and close to the first area, and a releaser is arranged in the contact area; a water collecting pipe is arranged at the upper part of the second area, an inclined pipe filling mechanism is arranged at the middle part of the second area, and a flow stabilizing area is arranged at the lower part of the second area;
a slag scraper is arranged above the second area, a scum groove is arranged on one side of the second area, and the scum groove is connected with a mud pipe;
the scum groove is connected with the water outlet groove, and the scum groove is communicated with the water outlet groove; one end of the water collecting pipe is connected with the water outlet groove, and the other end of the water collecting pipe is connected to the upper part of the second area;
the lower part of the second area is provided with a plurality of sludge hoppers, the bottom of each sludge hopper is provided with sludge discharge holes, each sludge discharge hole is connected with a sludge discharge pipe, and the washed sludge is precipitated in the sludge hoppers and is discharged through the sludge discharge pipes.
As an implementation mode of the utility model, a back washing pipe is arranged at the lower part of the inclined tube packing mechanism and can wash the inclined tube packing mechanism and the water collecting pipe; the washed sludge can be precipitated in a sludge hopper and discharged through a sludge discharge pipe.
As an embodiment of the present invention, the lower portion of the stirring mechanism is located at the bottom of the first region, and is close to the water inlet.
As an embodiment of the present invention, the contact area is separated from other areas of the second area by a partition.
The beneficial effects of the utility model reside in that: the utility model provides an air supporting deposits integration sewage treatment plant can handle sewage more effectively, improves sewage treatment effect and efficiency. The utility model discloses have the dual function of air supporting and deposit in a device. When the wastewater has less impurities, low density and oil contamination, an air floatation process is operated for treatment; when the particles of the wastewater are large and the density is large, a precipitation process is operated for treatment; when the wastewater quality is complex and unstable, the treatment is carried out by adopting the combined operation of air flotation and sedimentation.
Drawings
Fig. 1 is a schematic view of the sewage treatment apparatus according to an embodiment of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
For further understanding of the present invention, preferred embodiments of the present invention will be described below with reference to examples, but it should be understood that these descriptions are only for the purpose of further illustrating the features and advantages of the present invention, and are not intended to limit the claims of the present invention.
The description in this section is for exemplary embodiments only, and the present invention is not limited to the scope of the embodiments described. The same or similar prior art means and some technical features of the embodiments are mutually replaced and are also within the scope of the description and the protection of the invention.
The utility model discloses an air floatation and sedimentation integrated sewage treatment device, and figure 1 is a schematic composition diagram of the sewage treatment device in an embodiment of the utility model; referring to fig. 1, in an embodiment of the present invention, the sewage treatment apparatus includes a reaction container (in an embodiment of the present invention, the reaction container is a reaction tank 1), the reaction container includes a first region and a second region, and a water inlet 3 is disposed between the first region and the second region.
A stirring mechanism 2 is arranged in the first area, and comprises a stirring mechanism body and a stirring driving mechanism; one end of the stirring mechanism body is connected with a stirring driving mechanism, and the stirring driving mechanism can drive the stirring mechanism body to act.
A contact area 5 is arranged in the second area and close to the first area, and a releaser 4 is arranged in the contact area 5; the upper part of the second area is provided with a water collecting pipe 7, the middle part of the second area is provided with an inclined pipe filling mechanism 6, and the lower part of the second area is provided with a flow stabilizing area 11.
And a slag scraper 10 is arranged above the second area, a scum trough 8 is arranged on one side of the second area, and the scum trough 8 is connected with a sludge discharge pipe 14. The scum groove 8 is connected with the water outlet groove 9, and the scum groove 8 is communicated with the water outlet groove 9; one end of the water collection pipe 14 is connected to the water outlet channel 9 and the other end is connected to the upper part of the second zone.
The lower part of the second area is provided with a plurality of sludge hoppers 12, the bottom of each sludge hopper 12 is provided with a sludge discharge hole, each sludge discharge hole is connected with a sludge discharge pipe 14, and the washed sludge is precipitated in the sludge hoppers and is discharged through the sludge discharge pipes 14.
The utility model discloses an in the embodiment, install back flush pipe 13 in pipe chute filler mechanism 6 lower part, back flush pipe 13 can wash pipe chute filler mechanism 6, collector pipe 7, prevents that pipe chute filler mechanism 6 from blockking up, guarantees that collector pipe 7 is unblocked, and the mud after the washing can deposit in sludge bucket 12, discharges through mud pipe 14.
In an embodiment of the present invention, the lower portion of the stirring mechanism 2 is located at the bottom of the first region, and is close to the water inlet 3.
In an embodiment of the present invention, the contact area 5 is separated from other areas of the second area by a partition. In an embodiment of the present invention, the cross section of the partition board may be a half Y shape, as shown in fig. 1; in another embodiment of the present invention, the partition plate may be in other shapes, such as a flat plate, and the flat plate forms an acute angle with the vertical direction, i.e. the flat plate is disposed obliquely.
In an embodiment of the present invention, the air flotation and sedimentation integrated sewage treatment device has the following processes:
the sewage enters a reaction tank 1 for coagulation treatment, a coagulant and a flocculant are added, stirred and mixed by a stirrer 2, and then flows to a contact zone 5 at a water inlet 3.
When the wastewater has less impurities and low density and contains oil stains, the air flotation process is operated: and starting a pressure gas dissolving system, enabling gas dissolving water to enter the contact zone 4 through a releaser to be in contact mixing with the coagulated sewage, then entering the steady flow zone 11 to perform steady flow water distribution, and performing mud-water separation on the inclined tube filler 6. The bubbles adhere to the flocculating constituents and other impurity particles to float upwards to the surface of the pool to form floating slag, the floating slag is scraped to a floating slag groove 8 through a slag scraper 10 and discharged, and the clarified water flows to a water outlet groove through a water collecting pipe 7. In order to reduce the frequency of manual cleaning of the emptying lower tank of the water tank, an air back-flushing pipe 13 is arranged at the lower part of the inclined pipe filler, the back-flushing pipe is periodically opened to flush the inclined pipe and the water collecting pipe, the inclined pipe filler is prevented from being blocked, the water collecting pipe is ensured to be smooth, and the flushed sludge is precipitated in a sludge hopper 12 and is discharged through a sludge discharge pipe.
When the particles of the wastewater are large and the density is large, the precipitation process is operated: and (5) closing the pressure gas dissolving system, and enabling the coagulated sewage to enter the stable flow area 11. The floc particles in the water are deposited on the surface of the inclined tube filler 6 under the action of gravity and slide down along the inclined tube. The clear water after sedimentation and separation flows to a water outlet groove 8 through a water collecting pipe 7 at the upper part.
When the wastewater quality is complex and unstable, the air flotation precipitation process can be operated simultaneously: various pollutants in the water can form scum through floating or precipitate according to the characteristics of air floatation and precipitation processes, the scum is discharged from a sludge hopper, and clarified water flows to a water outlet tank through a water collecting pipe.
To sum up, the utility model provides an air supporting deposits integration sewage treatment plant can handle sewage more effectively, improves sewage treatment effect and efficiency. The utility model discloses have the dual function of air supporting and deposit in a device. When the wastewater has less impurities, low density and oil contamination, an air floatation process is operated for treatment; when the particles of the wastewater are large and the density is large, a precipitation process is operated for treatment; when the wastewater quality is complex and unstable, the treatment is carried out by adopting the combined operation of air flotation and sedimentation.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The description and applications of the present invention are illustrative and are not intended to limit the scope of the invention to the embodiments described above. Variations and modifications of the embodiments disclosed herein are possible, and alternative and equivalent various components of the embodiments will be apparent to those skilled in the art. It will be clear to those skilled in the art that the present invention may be embodied in other forms, structures, arrangements, proportions, and with other components, materials, and parts, without departing from the spirit or essential characteristics thereof. Other variations and modifications of the embodiments disclosed herein may be made without departing from the scope and spirit of the present invention.
Claims (3)
1. The integrated sewage treatment device with air flotation and sedimentation is characterized by comprising a reaction container, wherein the reaction container comprises a first area and a second area, and a water inlet is formed between the first area and the second area;
a stirring mechanism is arranged in the first area and comprises a stirring mechanism body and a stirring driving mechanism; one end of the stirring mechanism body is connected with a stirring driving mechanism, and the stirring driving mechanism can drive the stirring mechanism body to act;
a contact area is arranged in the second area and close to the first area, and a releaser is arranged in the contact area; a water collecting pipe is arranged at the upper part of the second area, an inclined pipe filler is arranged at the middle part of the second area, and a flow stabilizing area is arranged at the lower part of the second area;
a slag scraper is arranged above the second area, a scum groove is arranged on one side of the second area, and the scum groove is connected with a mud pipe;
the scum groove is connected with the water outlet groove, and the scum groove is communicated with the water outlet groove; one end of the water collecting pipe is connected with the water outlet groove, and the other end of the water collecting pipe is connected to the upper part of the second area;
the lower part of the second area is provided with a plurality of sludge hoppers, the bottom of each sludge hopper is provided with sludge discharge holes, each sludge discharge hole is connected with a sludge discharge pipe, and the washed sludge is precipitated in the sludge hoppers and is discharged through the sludge discharge pipes.
2. The air flotation and sedimentation integrated sewage treatment device according to claim 1, wherein:
a back flushing pipe is arranged at the lower part of the inclined pipe packing mechanism and can flush the inclined pipe packing mechanism and the water collecting pipe;
the washed sludge can be precipitated in the sludge hopper.
3. The air flotation and sedimentation integrated sewage treatment device according to claim 1, wherein:
the lower part of the stirring mechanism is positioned at the bottom of the first area and is close to the water inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920895700.XU CN210559757U (en) | 2019-06-14 | 2019-06-14 | Air-float precipitation integrated sewage treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920895700.XU CN210559757U (en) | 2019-06-14 | 2019-06-14 | Air-float precipitation integrated sewage treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210559757U true CN210559757U (en) | 2020-05-19 |
Family
ID=70627545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920895700.XU Expired - Fee Related CN210559757U (en) | 2019-06-14 | 2019-06-14 | Air-float precipitation integrated sewage treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210559757U (en) |
-
2019
- 2019-06-14 CN CN201920895700.XU patent/CN210559757U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200519 |