CN208234717U - A kind of rainwater-collecting and processing system - Google Patents
A kind of rainwater-collecting and processing system Download PDFInfo
- Publication number
- CN208234717U CN208234717U CN201820534253.0U CN201820534253U CN208234717U CN 208234717 U CN208234717 U CN 208234717U CN 201820534253 U CN201820534253 U CN 201820534253U CN 208234717 U CN208234717 U CN 208234717U
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- China
- Prior art keywords
- rainwater
- processing system
- anaerobic treatment
- drain header
- drain
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- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Treatment Of Biological Wastes In General (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The utility model relates to a kind of rainwater-collecting and processing system, including drain header, the end of the drain header is connected to river；It further include the Anaerobic Treatment unit, wetland purification unit and branch drain being sequentially communicated, the Anaerobic Treatment unit is connected to drain header.The rainwater-collecting and processing system of the utility model are handled rainwater by Anaerobic Treatment unit and wetland purification unit, can be effectively removed the pollutant in rainwater, be realized the qualified discharge of rainwater；In whole system, rainwater relies primarily on gravity and flows naturally, and system operation cost is low；In addition, in conjunction with control unit effect, it can be achieved that automatic, intelligent operation.
Description
Technical field
The utility model relates to urban rainwater collection fields, are related to rain sewage diversion technical field, and in particular to a kind of rainwater
Collection and rain processing system more particularly to a kind of rainwater-collecting and initial-rainwater treatment system.
Background technique
Currently, most cities have built up or building rain sewage diversion system, rainwater is discharged into river nearby.With landing ground
Pollution increases, and the pollution of rainfall runoff is increasingly severe, especially initial rainwater, and COD, nitrogen and phosphorus indexes have reached biological sewage
Concentration, therefore, being effectively treated to initial rainwater is necessary.
Since current general sewage plant contamination capacity is limited, if adding initial rainwater, need to increase cost reform strengthening；
It is relatively complicated if according to general waste water processes.Therefore, initial rainwater how is efficiently separated, processing initial rainwater becomes
Technical problem urgently to be resolved.
Utility model content
The purpose of this utility model is that in view of the deficiencies of the prior art, the utility model provide a kind of dirt-removing power it is high,
High treating effect and the low rainwater-collecting and rain processing system of operating cost.
In order to solve the above-mentioned technical problem, the technical solution of the utility model are as follows: a kind of rainwater-collecting and processing system, packet
Drain header is included, the end of the drain header is connected to river；It further include Anaerobic Treatment unit, the wetland purification being sequentially communicated
Unit and branch drain, the Anaerobic Treatment unit are connected to drain header, and the water outlet of the branch drain is connected to river.
In the utility model, the rainwater being pooled in drain header can flow into Anaerobic Treatment unit, Anaerobic Treatment unit pair
COD, TN in sewage are effectively removed, and then, rainwater flows into wetland purification unit, and rain water pollutant is further inhaled
It receives, filtering clarifying treatment, reaches discharge standard, after the completion of processing, flowed out by branch drain.
Further, the connectivity part between the Anaerobic Treatment unit and drain header is equipped with for controlling water flow switching
The first mechanism for opening/closing.
Further, the drain header is equipped with the second mechanism for opening/closing, and second mechanism for opening/closing is located at Anaerobic Treatment
The downstream position of unit.
It preferably, further include the control unit being electrically connected with the first mechanism for opening/closing and the second mechanism for opening/closing.Non- rainy state
Under, close the second mechanism for opening/closing；Automatic sensing to it is rainy when, start rainwater-collecting and rainwater treatment program, for example, can rain
Preceding 30min closes the second mechanism for opening/closing, opens the first mechanism for opening/closing, and the rainwater catchment on ground enters drain header, then successively flows
Enter Anaerobic Treatment unit and wetland purification unit, after processing, is drained into river by branch drain；After 30min, closes first and open
Mechanism is closed, the second mechanism for opening/closing is opened, the rainwater for importing drain header is directly discharged into river.
Further, described control unit can recognize rainfall size, under heavy rain state, can automatically adjust initial rainwater receipts
Collect the time, is adjusted downward to 15min from 30min.
Further, rubbish strainer is provided at the first mechanism for opening/closing, strainer pore diameter is 1 ~ 3cm.
It further, further include the more rainwater branch pipes being connected to drain header, each rainwater branch pipe can catchment with earth's surface to be set
Connection is set, the water collected is imported into drain header.
Further, the drain header, branch drain are not less than 3 ° along the angle that water (flow) direction tilts down, preferably
3-5°.By the design of suitable tilt angle, water flow can flow naturally under the effect of gravity, be not necessarily to extra power, reduce system
System operation energy consumption.
Further, the drain header opening setting, when raining, the rainwater on drain header periphery can directly import draining
In supervisor.
Further, biologic packing material, filling rate 30-50% are filled in the Anaerobic Treatment unit.
Further, the biologic packing material includes polyurethane bio-sponge filler or polystyrene biologic packing material.
Further, Anaerobic Treatment unit volume is designed according to the maximum amount of water V in rainwater catchment area, and volume is preferred
For 1.2V ~ 1.5V.
Further, vegetation coverage is 80-95% in the wetland purification unit, and the bottom of wetland purification unit is laid with
There is filtering material.Preferably, the filtering material is gravel, and gravel porosity is conducive to rainwater treatment up to 70% or more.
Preferably, the vegetation is the stronger waterfront vegetation of pollutant carrying capacity.
The ratio between the residence time of rainwater in the Anaerobic Treatment unit and wetland purification unit is 1:2.
Further, can be as needed, multiple Anaerobic Treatment units, wetland purification unit are set along drain header,
With the processing capacity of further lifting system.
The rainwater-collecting and processing system of the utility model by Anaerobic Treatment unit and wetland purification unit to rainwater into
Row processing, can effectively remove the pollutant in rainwater, realize the qualified discharge of rainwater；In whole system, rainwater relies primarily on weight
Power acts on nature flowing, and system operation cost is low；In addition, in conjunction with control unit effect, it can be achieved that automatic, intelligent operation.
Detailed description of the invention
Fig. 1 is the rainwater-collecting of the utility model the first embodiment and the planar structure schematic diagram of processing system.
Specific embodiment
The utility model is described in detail below with reference to attached drawing and in conjunction with the embodiments.It should be noted that not conflicting
In the case where, the feature in the embodiments of the present invention and embodiment can be combined with each other.For sake of convenience, hereinafter such as
There is "upper", "lower", "left", "right" printed words, only indicates consistent with the upper and lower, left and right direction of attached drawing itself, not to structure
Play restriction effect.
As shown in Figure 1, a kind of rainwater-collecting and processing system, including drain header 1, the end of the drain header 1 with
River 11 is connected to；It further include the Anaerobic Treatment unit 6, wetland purification unit 8 and branch drain 10 being sequentially communicated, at the anaerobism
Reason unit 6 is connected to drain header 1, and the water outlet of the branch drain 10 is connected to river.
Connectivity part between the Anaerobic Treatment unit 6 and drain header 1 is equipped with to be opened for controlling the first of water flow switching
Close mechanism.Further, first mechanism for opening/closing includes the first valve A4 and the first valve B5, and the two is along water (flow) direction point
Cloth.
The drain header 1 is equipped with the second mechanism for opening/closing 9, and second mechanism for opening/closing 9 is located at Anaerobic Treatment unit 6
Downstream position.Second mechanism for opening/closing 9 includes the second valve.
Preferably, each valve is solenoid valve, and is electrically connected respectively with control unit 3, and control unit 3 controls as needed
Each valve opens and closes.
It further include 2 rainwater branch pipes 2 being connected to drain header 1, further, the rainwater branch pipe 2 is set to anaerobism
The upstream position of processing unit 6.
The drain header 1, branch drain 10 are 3.5 ° along the angle that water (flow) direction tilts down.The Anaerobic Treatment list
Biologic packing material 7, filling rate 40% are filled in member 6.The biologic packing material 7 includes polyurethane bio-sponge filler.
Vegetation coverage is 80-95% in the wetland purification unit 8, and the bottom of wetland purification unit 8 is equipped with filter material
Material.
Initial rainwater can be separated with general rainwater by control unit, then pass through anaerobism by the system of present embodiment
Rear qualified discharge is effectively treated to initial rainwater in processing unit and wetland purification unit, can reach level-one emission standard A, thus
Mitigate the pollution to environment.
The content that above-described embodiment illustrates should be understood as that these embodiments are only used for being illustrated more clearly that the utility model,
Rather than limitation the scope of the utility model, after having read the utility model, those skilled in the art are practical new to this
The modification of the various equivalent forms of type each falls within the application range as defined in the appended claims.
Claims (8)
1. the end of a kind of rainwater-collecting and processing system, including drain header (1), the drain header (1) is connected to river；
It is characterized in that, further include the Anaerobic Treatment unit (6), wetland purification unit (8) and branch drain (10) being sequentially communicated, it is described
Anaerobic Treatment unit (6) is connected to drain header (1), and the water outlet of the branch drain (10) is connected to river.
2. rainwater-collecting according to claim 1 and processing system, which is characterized in that the Anaerobic Treatment unit (6) and
Connectivity part between drain header (1) is equipped with the first mechanism for opening/closing for controlling water flow switching.
3. rainwater-collecting according to claim 1 and processing system, which is characterized in that the drain header (1) is equipped with
Second mechanism for opening/closing (9), second mechanism for opening/closing (9) are located at the downstream position of Anaerobic Treatment unit (6).
4. rainwater-collecting according to claim 1 and processing system, which is characterized in that further include more and drain header
(1) the rainwater branch pipe (2) being connected to.
5. rainwater-collecting according to claim 1 and processing system, which is characterized in that the drain header (1), draining branch
Pipe (10) is not less than 3 ° along the angle that water (flow) direction tilts down.
6. rainwater-collecting according to claim 1 and processing system, which is characterized in that in the Anaerobic Treatment unit (6)
Filled with biologic packing material (7), filling rate 30-50%.
7. rainwater-collecting according to claim 6 and processing system, which is characterized in that the biologic packing material (7) includes poly-
Urethane bio-sponge filler or polystyrene biologic packing material.
8. rainwater-collecting according to claim 1 and processing system, which is characterized in that in the wetland purification unit (8)
Vegetation coverage is 80-95%, and the bottom of wetland purification unit (8) is equipped with filtering material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820534253.0U CN208234717U (en) | 2018-04-16 | 2018-04-16 | A kind of rainwater-collecting and processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820534253.0U CN208234717U (en) | 2018-04-16 | 2018-04-16 | A kind of rainwater-collecting and processing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208234717U true CN208234717U (en) | 2018-12-14 |
Family
ID=64583749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820534253.0U Active CN208234717U (en) | 2018-04-16 | 2018-04-16 | A kind of rainwater-collecting and processing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208234717U (en) |
-
2018
- 2018-04-16 CN CN201820534253.0U patent/CN208234717U/en active Active
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