CN218435266U - Purification device for point source pollution in river and lake water treatment - Google Patents
Purification device for point source pollution in river and lake water treatment Download PDFInfo
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- CN218435266U CN218435266U CN202222851034.4U CN202222851034U CN218435266U CN 218435266 U CN218435266 U CN 218435266U CN 202222851034 U CN202222851034 U CN 202222851034U CN 218435266 U CN218435266 U CN 218435266U
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Abstract
The utility model discloses a purification device for point source pollution in river and lake water treatment, which comprises a frame, a water inlet system, a water distribution system, a drainage system, a packed bed and a filter sieve, wherein one end of the frame is provided with the water inlet system, the other end of the frame is provided with the drainage system, and the middle part of the frame is provided with the water distribution system, the filter sieve and the packed bed from top to bottom; the utility model discloses purifier's beneficial effect is: (1) After being filtered, the sewage enters a packing layer with the particle size being reduced in sequence, pollutants such as COD (chemical oxygen demand), ammonia nitrogen, total phosphorus and the like in the water body are degraded preliminarily under the dual action of indigenous aerobic microorganisms and anaerobic microorganisms, and the sewage is discharged into a river channel after being purified preliminarily, so that the degradation pressure of the pollutants in the river channel is reduced; (2) According to the difference of the water quantity of the point source polluted river, the running time of the submersible sewage pump is regulated and controlled, so that the treatment capacity of the control device is controlled, and meanwhile, the submersible sewage pump can be directly lifted to a specified position aiming at a unit with a recycling requirement, and zero emission is realized.
Description
Technical Field
The utility model relates to a purifier of point source pollution among river lake water treatment, concretely relates to can use in water ecological remediation, with the device of point source pollutant degradation belongs to water ecological remediation technical field.
Background
In the polluted water body treatment, point source pollution, surface source pollution and endogenous pollution are three directions of water body pollutant sources. Aiming at the conditions that point source pollution of a target water body is obviously distributed and sewage can not be intercepted, the traditional technical means is utilized to carry out ectopic treatment, the construction cost and the maintenance cost are high, dangerous waste is possibly generated, and the long-acting maintenance is difficult.
The purification device aiming at river and lake water point source pollution in the prior art mainly comprises two types, one type is the water bank ecological purification dam disclosed by the utility model CN211813689U, the main principle is that a plurality of ecological purification fillers for purifying water bodies are placed in a grid cage, and the pollutant purification of the sewage water bodies is realized by adding a microbial agent; the other kind is the floating point source pollution purification device that utility model patent CN209010247U disclosed, and its principle is that the interval is provided with the annular packing layer of two-layer planting emergent aquatic plant on the frame, forms the microorganism between the two-layer annular packing layer and throws the groove, throws the foraminiferous filler ball that has built-in microbial inoculum in the microorganism throws the inslot, utilizes the purification performance of microorganism to purify waste water.
The two prior arts can cause the following two problems in the actual use process: firstly, suspended matters in point source river sewage are removed by adopting natural sedimentation, sediment is easily deposited in the device under the condition of no manual continuous cleaning, and the effect of removing the suspended matters is reduced; secondly, microbial agents are required to be continuously added in the process, and activated sludge is continuously generated in the practical application process, wherein the flocculated and precipitated sludge is used as solid waste and needs to be further treated, and the manual operation and maintenance cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model provides a purifier of point source pollution among river and lake water treatment to the not enough that purifier of point source pollution exists among current river and lake water treatment.
The utility model provides an above-mentioned technical problem's technical scheme as follows:
a purification device for point source pollution in river and lake water treatment comprises a frame, a water inlet system, a water distribution system, a drainage system, a filter sieve and a packed bed, wherein the water inlet system is arranged at one end of the frame, the drainage system is arranged at the other end of the frame, and the water distribution system, the filter sieve and the packed bed are arranged in the middle of the frame from top to bottom;
the water inlet system comprises a water inlet pipe, a water collecting well and a water inlet submersible sewage pump, one end of the water inlet pipe is communicated with a point source polluted river channel, the other end of the water inlet pipe extends into the water collecting well, the water inlet submersible sewage pump is arranged at the bottom of the water collecting well, and a water outlet of the water inlet submersible sewage pump is communicated with the water distribution system;
the water distribution system comprises a main water distribution pipe and a plurality of branch pipes extending outwards from the main water distribution pipe, and water distribution holes are uniformly formed in the branch pipes;
the drainage system comprises a water collecting pipe, a drainage well, a drainage submersible sewage pump and a drainage pipe, wherein one end of the water collecting pipe is communicated with a water outlet of the water distribution system, the other end of the water collecting pipe is communicated with a water inlet of the drainage submersible sewage pump arranged at the bottom of the drainage well, and a water outlet of the drainage submersible sewage pump is communicated with the drainage pipe.
Preferably, the packing matrix of the packed bed sequentially comprises from top to bottom: a ceramsite packing layer with the particle size of 20-30mm and the packing proportion of 40 percent; a gravel packing layer with the particle size of 10-15mm and the packing proportion of 20 percent; the volcanic packing layer has a particle size of 5-8mm and a packing proportion of 20%.
Preferably, the filter sieve is a terylene filter sieve, and more preferably, the aperture of the terylene filter sieve is 1500-2000 μm.
Preferably, the frame is cast by C25 concrete commercial concrete.
The utility model discloses purifier's beneficial effect is:
(1) The sewage enters a packing layer with the particle size sequentially reduced after being filtered, pollutants such as COD (chemical oxygen demand), ammonia nitrogen, total phosphorus and the like in the water body are preliminarily degraded under the dual actions of indigenous aerobic microorganisms and anaerobic microorganisms, and the sewage is discharged into a river channel after being preliminarily purified, so that the degradation pressure of the pollutants in the river channel is reduced;
(2) The operation time of the submersible sewage pump is regulated and controlled according to different water amounts of point source polluted river channels, so that the treatment capacity of the control device is controlled, and meanwhile, a unit with a recycling requirement can be directly pumped to a specified position, so that zero emission is realized;
(3) This device can not cause the deposit of precipitate in the device, and precipitate and flocculation thing deposit are easily cleared up on the surface of filter sieve, and utilize the indigenous microorganism in the packing layer, need not to continuously add the microbial inoculum, can not continuously produce activated sludge yet, fortune dimension cost greatly reduced.
Drawings
FIG. 1 is a schematic view of the overall structure of the purification apparatus of the present invention;
FIG. 2 is a top view of the purification apparatus of the present invention;
FIG. 3 is a side sectional view of the purification apparatus of the present invention;
fig. 4 is an enlarged view of a part a of the water distribution branch pipe.
1. A frame; 2. filtering and screening; 3. a packed bed; 4. a water inlet pipe; 5. a water collecting well; 6. a water inlet submersible sewage pump; 7. a water distribution main pipe; 8. a branch pipe; 9. water distribution holes; 10. a water collection pipe; 11. a drainage well; 12. a drainage submersible sewage pump; 13. a drain pipe; 14. a ceramsite packing layer; 15. a crushed stone packing layer; 16. volcanic rock packing layer.
Detailed Description
The principles and features of the present invention are described below in conjunction with examples, which are set forth only to illustrate the present invention and are not intended to limit the scope of the present invention.
A purification device for point source pollution in river and lake water treatment is shown in figures 1-4 and comprises a frame 1, a water inlet system, a water distribution system, a drainage system, a filter screen 2 and a packed bed 3, wherein the frame is poured by C25 concrete commercial concrete, one end of the frame is provided with the water inlet system, the other end of the frame is provided with the drainage system, and the middle part of the frame is provided with the water distribution system, the filter screen and the packed bed from top to bottom;
the water inlet system comprises a water inlet pipe 4, a water collecting well 5 and a water inlet submersible sewage pump 6, one end of the water inlet pipe is communicated with a point source polluted river channel, the other end of the water inlet pipe extends into the water collecting well, the water inlet submersible sewage pump is arranged at the bottom of the water collecting well, and a water outlet of the water inlet submersible sewage pump is communicated with the water distribution system;
the water distribution system comprises a main water distribution pipe 7 and a plurality of branch pipes 8 extending outwards from the main water distribution pipe, and water distribution holes 9 are uniformly arranged on the branch pipes;
the drainage system comprises a water collecting pipe 10, a drainage well 11, a drainage submersible sewage pump 12 and a drainage pipe 13, wherein one end of the water collecting pipe is communicated with the water outlet of the water distribution system, the other end of the water collecting pipe is communicated with the water inlet of the drainage submersible sewage pump arranged at the bottom of the drainage well, and the water outlet of the drainage submersible sewage pump is communicated with the drainage pipe;
the packing matrix of the packed bed comprises the following components in sequence from top to bottom: a ceramsite packing layer 14 with the particle size of 20-30mm and the packing proportion of 40 percent; a crushed stone filler layer 15 with the particle size of 10-15mm and the filling proportion of 20 percent; a volcanic rock packing layer 16 with the grain diameter of 5-8mm and the packing proportion of 20 percent;
the filter sieve is a terylene filter sieve with the aperture of 1500-2000 μm.
The utility model discloses the use as follows:
firstly, sewage enters a water collecting well of a water inlet system, is lifted to a water distribution system through a water inlet submersible sewage pump, is discharged to a terylene filter screen on the surface layer by the water distribution system through a branch pipe dripping technology, and enters a layered packed bed after being filtered by the filter screen; secondly, removing organic matters in the sewage by using indigenous microorganisms at different levels in the layered packed bed, and entering a drainage system after the treatment is finished; and finally, discharging the treated water into a main river channel through a drainage submersible sewage pump in the drainage system.
The above description is only a 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 (6)
1. A purification device for point source pollution in river and lake water treatment is characterized by comprising a frame, a water inlet system, a water distribution system, a drainage system, a filter sieve and a packed bed, wherein the water inlet system is arranged at one end of the frame, the drainage system is arranged at the other end of the frame, and the water distribution system, the filter sieve and the packed bed are arranged in the middle of the frame from top to bottom;
the water inlet system comprises a water inlet pipe, a water collecting well and a water inlet submersible sewage pump, one end of the water inlet pipe is communicated with a point source polluted river channel, the other end of the water inlet pipe extends into the water collecting well, the water inlet submersible sewage pump is arranged at the bottom of the water collecting well, and a water outlet of the water inlet submersible sewage pump is communicated with the water distribution system;
the water distribution system comprises a main water distribution pipe and a plurality of branch pipes extending outwards from the main water distribution pipe, and water distribution holes are uniformly formed in the branch pipes;
the drainage system comprises a water collecting pipe, a drainage well, a drainage submersible sewage pump and a drainage pipe, wherein one end of the water collecting pipe is communicated with a water outlet of the water distribution system, the other end of the water collecting pipe is communicated with a water inlet of the drainage submersible sewage pump arranged at the bottom of the drainage well, and a water outlet of the drainage submersible sewage pump is communicated with the drainage pipe.
2. The purification device of claim 1, wherein the packing matrix of the packed bed is, from top to bottom: a ceramsite packing layer with the particle size of 20-30mm and the packing proportion of 40 percent; a gravel packing layer with the particle size of 10-15mm and the packing proportion of 20 percent; the volcanic packing layer has a particle size of 5-8mm and a packing proportion of 20%.
3. The purification apparatus of claim 1 or 2, wherein the filter sieve is a dacron filter sieve.
4. The purification apparatus of claim 3, wherein the terylene filter sieve has a pore size of 1500-2000 μm.
5. The purification apparatus of claim 1, 2 or 4, wherein the frame is cast from C25 concrete commercial concrete.
6. The purification apparatus of claim 3, wherein the frame is cast from C25 concrete commercial concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222851034.4U CN218435266U (en) | 2022-10-28 | 2022-10-28 | Purification device for point source pollution in river and lake water treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222851034.4U CN218435266U (en) | 2022-10-28 | 2022-10-28 | Purification device for point source pollution in river and lake water treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218435266U true CN218435266U (en) | 2023-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222851034.4U Active CN218435266U (en) | 2022-10-28 | 2022-10-28 | Purification device for point source pollution in river and lake water treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218435266U (en) |
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2022
- 2022-10-28 CN CN202222851034.4U patent/CN218435266U/en active Active
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