CN205444419U - Purifier is collected to overflow rainwater - Google Patents

Purifier is collected to overflow rainwater Download PDF

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Publication number
CN205444419U
CN205444419U CN201521116936.7U CN201521116936U CN205444419U CN 205444419 U CN205444419 U CN 205444419U CN 201521116936 U CN201521116936 U CN 201521116936U CN 205444419 U CN205444419 U CN 205444419U
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China
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purification
rainwater
rain water
filter
basin
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CN201521116936.7U
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Inventor
潘玲
高彦波
李远帆
佟镇
郑鹏
高声远
徐志
梁玉婷
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South of the Five Ridges ecological culture brigade Limited by Share Ltd
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South Of Five Ridges Xinke Ecological Science And Technology Research Institute (beijing) Co Ltd
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Abstract

The utility model relates to an organic waste water of city domestic sewage, food industry and agricultural, the rainwater field of handling, especially relate to collections, purify the overflow rainwater, can the high -efficient purifier is collected to overflow rainwater who purifies the higher rainwater of pollutant content, including the rainwater well ecological filtering pond outside with being located rainwater well of collecting the overflow rainwater, be equipped with the overflow mouth on rainwater well's the lateral wall, be equipped with the baffle in the ecological filtering pond, filter chamber and water conservancy diversion chamber are separated into from top to bottom with ecological filtering pond to the baffle, set up a plurality of apopores in intercommunication filter chamber and water conservancy diversion chamber on the baffle, be provided with the water purification export on the water conservancy diversion chamber, the top of filter chamber is provided with diversion box, diversion box is last, and be provided with the water inlet and the water inlet is linked together through pipeline and overflow mouth, the branch water hole of a plurality of intercommunication filter chambers is offered to diversion box's the bottom of the case, the filter chamber intussuseption is put the loam layer and is located the physics filter layer of loam layer downside, the loam in situ contains a plurality of earthworms.

Description

Overflowing rain water collection and purification device
Technical field
This utility model relates to the organic wastewater of city domestic sewage, food industry and agricultural, rainwater treatment field, particularly relates to a kind of overflowing rain water collection and purification device.
Background technology
Urban surface rainfall runoff carries a large amount of earth's surfaces polluter and enters collection storm-water system, and owing to the conveying of Urban Rainwater Runoff Pollution thing has noncontinuity and burst, its pollutional load can raise in a short time at double, and impacting property of water body of receiving city remittance affects.For above-mentioned situation, the most first rainwater is taked initial Split-flow, utilize rainwater-collecting purifier to carry out purifying collection afterwards.The 2-5mm rainwater of initial rainfall is mainly bled off by initial Split-flow by the draining dirt bank of tubes that low level is uncovered, it is then shut off abandoned stream pipeline, carry out rainwater afterwards purifying and collect, but initial Split-flow measure has bigger randomness and uncontrollability, such as when rainfall underlying surface pollutant load is more, underlying surface pollutant cannot heavily be cleaned down by 2-5mm precipitation, make overflow collection to rainwater still there is higher pollutant load, it is especially the road that pollutant gather when underlying surface type, parking lot etc., BOD in the rainwater collected after abandoned stream, COD, the equal severe overweight of content of heavy metal.
The present situation of severe contamination is still suffered from for Rainwater Quality after above-mentioned initial Split-flow, need on the premise of not affecting flow abandoning apparatus and rain water collecting system, design a kind of device that overflowing rain water can be purified, enable overflowing rain water to reach to enter the standard of city planting ductwork.
The design people, the most in addition research and innovation, to founding the overflowing rain water collection and purification device of a kind of new structure so that it is have more the value in industry.
Utility model content
For solving above-mentioned technical problem, the purpose of this utility model be to provide a kind of collection, purify overflowing rain water, can the overflowing rain water collection and purification device of the higher rainwater of high-efficient purification pollutant load.
Overflowing rain water collection and purification device of the present utility model, including collecting the catch-basin of overflowing rain water and being positioned at the ecological filter outside described catch-basin, the sidewall of described catch-basin is provided with overfall, it is provided with dividing plate in described ecological filter, ecological filter is separated into filter chamber and diversion cavity by described dividing plate up and down, connection filter chamber and some apopores of diversion cavity are offered on described dividing plate, it is provided with pure water inlet in described diversion cavity, the top of described filter chamber is provided with diversion box, it is provided with water inlet on described diversion box and described water inlet is connected with described overfall by pipeline, the bottom of described diversion box offers the tapping hole of some connection filter chambers, fill loam layer in described filter chamber and be positioned at the physical filtering layer on the downside of loam layer, if described loam layer is contained within dried earthworms.
Further, also having filled initial stage filter course in described filter chamber, described initial stage filter course is between described diversion box and loam layer.
Further, described initial stage filter course is fine sand filter course, and the thickness of described fine sand filter course is 8-10cm.
Further, described physical filtering layer includes that some gravels and zeolite, the particle diameter of described gravel and zeolite are 1.5-3 times of the apertures of apopore.
Further, described earth the thickness of the layer is 20-30cm, and the thickness of described physical filtering layer is 10-15cm.
Further, the bottom of described diversion box is obliquely installed and bottom is partially in a high position near water inlet.
Further, the bottom angle of inclination of described diversion box is 3-5 degree.
Further, the well head of described catch-basin is provided with grating well cover.
Further, the sidewall of described catch-basin offers abandoned stream mouth, and described overfall is higher than described abandoned stream mouth, and described catch-basin arranges the sealing member opening or blocking abandoned stream mouth.
Further, described sealing member is suspension ball, and described suspension ball is connected in catch-basin by stay cord, and when suspension ball floats up and make stay cord to stretch, described suspension ball blocks described abandoned stream mouth.
By such scheme, this utility model at least has the advantage that 1, the catch-basin collecting overflowing rain water imports overflowing rain water and in the tapping hole uniform equivalent inflow filter chamber of diversion box to ecological filter, loam layer carries out ecological purification to rain water pollutant, Lumbricus mainly ingests solid suspension (SS) in rainwater, and the organic pollution of 90% in rainwater, N, P, the pollutant such as heavy metal are attached on solid suspension (SS), and the Lumbricus Excreta wormcast that solid suspension (SS) produces afterwards of eating is a kind of efficient heavy metal pollution renovation agent, the content of beary metal in rainwater can be significantly reduced, therefore the loam layer containing Lumbricus has the effect of high-efficient purification for pollutant in overflowing rain water;2, loam layer can be isolated by physical filtering layer with apopore, prevents upper strata loam to run off, it is to avoid apopore is blocked, and additionally physical filtering layer can carry out physical absorption to the pollutant of residual in rainwater further.
Described above is only the general introduction of technical solutions of the utility model, in order to better understand technological means of the present utility model, and can be practiced according to the content of description, below with preferred embodiment of the present utility model and coordinate accompanying drawing describe in detail as after.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model overflowing rain water collection and purification device;
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment, detailed description of the invention of the present utility model is described in further detail.Following example are used for illustrating this utility model, but are not limited to scope of the present utility model.
nullSee Fig. 1,A kind of overflowing rain water collection and purification device described in this utility model one preferred embodiment,Including collecting the catch-basin 1 of overflowing rain water and being positioned at the ecological filter 2 outside described catch-basin 1,The sidewall of described catch-basin 1 is provided with overfall 11,It is provided with dividing plate in described ecological filter 2,The material of dividing plate is concrete、The sheet materials such as stone material,Ecological filter about 2 is separated into filter chamber and diversion cavity 5 by described dividing plate,Connection filter chamber and some apopores of diversion cavity 5 are uniformly offered on described dividing plate,It is provided with pure water inlet 51 in described diversion cavity 5,The top of described filter chamber is provided with diversion box 6,It is provided with water inlet and described water inlet on described diversion box 6 to be connected with described overfall 11 by pipeline,The bottom of described diversion box 6 offers the tapping hole of some connection filter chambers,Fill loam layer 8 in described filter chamber and be positioned at the physical filtering layer 9 on the downside of loam layer 8,If described loam layer 8 is contained within dried earthworms,The thickness of loam layer 8 is 20-30cm.
Initial stage filter course 7 has also been filled in the described filter chamber of overflowing rain water collection and purification device, described initial stage filter course 7 is between described diversion box 6 and loam layer 8, described initial stage filter course 7 is fine sand filter course, the thickness of described fine sand filter course is 8-10cm, the rainwater that distal portion water hole need to process can be slightly more than owing to flowing through the rainwater of the tapping hole near overfall 11 one end, so the fine sand filter course thickness near overfall 11 direction may be slightly larger than the fine sand filter course thickness of far-end, fine sand filter course primarily serves the effect of moisturizing and insulation, ensure that the Lumbricus of loam layer 8 lives in pleasant surroundings, additionally fine sand filter course can also carry out initial stage filtration to the material that particle diameter in rainwater is bigger.
The described physical filtering layer 9 of overflowing rain water collection and purification device includes that some gravels and zeolite, the particle diameter of described gravel and zeolite are 1.5-3 times of the apertures of apopore, and the thickness of physical filtering layer 9 is 10-15cm;Choose the gravel screening different-grain diameter mixing of continuous grading, reduce pore size between gravel and manage filter course 9 with the uniform mixed component of zeolite, its purpose set is isolation loam layer 8 and apopore, upper strata loam is prevented to run off, avoid apopore blocked, additionally zeolite utilizes the feature that its specific surface area is big, the pollutant of residual in rainwater can be carried out physical absorption, it is preferably, the particle diameter of gravel and zeolite is 2 times of the aperture of apopore, to avoid gravel and zeolite to flow out from apopore, rainwater flows through pure water inlet 51 and enters reuse pipeline and carry out secondary utilization after being flowed out by apopore.
The bottom of the described diversion box 6 of overflowing rain water collection and purification device is obliquely installed and bottom is near the high position that is partially in of water inlet, and the bottom angle of inclination of described diversion box 6 is 3-5 degree;Concrete, described diversion box 6 is provided with the cuboid box of the flat hollow of water inlet for one end, water inlet is connected with the overfall 11 of catch-basin 1 by pipeline, the internal diameter of water inlet and pipeline is slightly larger than overfall 11 external diameter, rainwater flows into tailing edge bottom wall from water inlet and shunts downwards, finally flowed out by tapping hole, be so conducive to the uniform cloth of rainwater to flow to filter chamber interior to purify.
The well head of the described catch-basin 1 of overflowing rain water collection and purification device is provided with grating well cover 4, grating well cover 4 should be slightly below ground or be placed in low-lying place so that rainwater catchment, abandoned stream mouth 12 is offered on the sidewall of described catch-basin 1, and described overfall 11 is higher than described abandoned stream mouth 12, the sealing member opening or blocking abandoned stream mouth 12 is set on described catch-basin 1, described sealing member is suspension ball 3, described suspension ball 3 is connected in catch-basin 1 by stay cord, when suspension ball 3 floats up and makes stay cord to stretch, described suspension ball 3 blocks described abandoned stream mouth 12, catch-basin 1 includes grating well cover 4 specifically, suspension ball 3, overfall 11 and abandoned stream mouth 12, primarily serve the foreign material to sweeping along in rainwater tentatively to intercept, abandoned stream, precipitation, buffering, the effects such as shunting.
The operation principle of overflowing rain water collection and purification device of the present utility model is as follows:
The catch-basin 1 collecting overflowing rain water of overflowing rain water collection and purification device of the present utility model is connected with blow-off line, and pure water inlet 51 and the reuse pipeline of ecological filter 2 are joined to form complete rainwater-collecting and cleaning system.Ecological filter 2 is top-down hierarchical structure, is diversion box 6, fine sand filter course, loam layer 8 successively, is mixed the physical filtering layer 9 and the diversion cavity 5 being positioned at bottommost, pure water inlet 51 formed by gravel and zeolite.
First, the grating well cover 4 of catch-basin 1 upper end, the foreign material swept along in rainwater are tentatively intercepted, rainwater flows into catch-basin 1 subsequently;When catch-basin 1 middle water level arrives abandoned stream mouth 12, these early-stage rainwaters will enter blow-off line along abandoned stream mouth 12, be appropriately arranged with abandoned stream flow, it is ensured that in catch-basin, water level slowly rises along with rainfall increases;When water level continues to raise, and suspension ball 3 is contour with abandoned stream mouth 12, abandoned stream mouth 12 will be suspended ball 3 and block, and abandoned stream mouth 12 stops to blow-off line draining;When water level reaches the height of overfall 11, the rainwater of the superiors flows into ecological filter 2 by overfall 11, specifically, before in catch-basin 1, water level rises to overfall 11 height, float in rainwater is also carrying out free settling, partial contamination material is attached in float be deposited to catch-basin 1 end, and therefore the rainwater at overfall 11 is compared to early-stage rainwater, and pollutant load has had significant reduction;Rainwater by, after overfall 11, flowing into ecological filter 2 uniformly, sequentially enter fine sand filter course 7, loam layer 8, physical filtering layer 9 by diversion box 6, and each level is respectively provided with different water and processes clean aization mechanism and function;Final rainwater flows into reuse pipeline or rainwater collection pool by pure water inlet 51, is circulated utilization as water purification.
This utility model provides a kind of overflowing rain water collection and purification device can be arranged at road both sides, parking lot, the different geographicals such as low-lying place, square, it is particularly suitable for underlying surface pollutant more, common rain collector is difficult to the region of purified treatment, it it is the device by initial Split-flow and the ecological filter 2 containing Lumbricus rainwater being collected and purifying, collected rainwater is under gravity, from top to bottom through grating well cover 4 intercept process, abandoned stream processes, free settling, multiple processing procedures such as overflow double purification, achieve rain water drainage, collect, biofiltration, physical filtering, the combination of rainwater utilization, thus form the ecological clean water circulation of local, there is simple in construction, dmp filter detergent power is strong, service life is long, the features such as the Rainwater Quality cleaning collected, there is application value.
The above is only preferred implementation of the present utility model; it is not limited to this utility model; should be understood that; for those skilled in the art; on the premise of without departing from this utility model know-why; can also make some improvement and modification, these improve and modification also should be regarded as protection domain of the present utility model.

Claims (10)

  1. null1. an overflowing rain water collection and purification device,Including collecting the catch-basin (1) of overflowing rain water and being positioned at the ecological filter (2) that described catch-basin (1) is outside,The sidewall of described catch-basin (1) is provided with overfall (11),It is characterized in that: described ecological filter is provided with dividing plate in (2),Ecological filter (2) is separated into filter chamber and diversion cavity (5) by described dividing plate up and down,Connection filter chamber and some apopores of diversion cavity (5) are offered on described dividing plate,Pure water inlet (51) it is provided with in described diversion cavity (5),The top of described filter chamber is provided with diversion box (6),It is provided with water inlet and described water inlet on described diversion box (6) to be connected with described overfall (11) by pipeline,The bottom of described diversion box (6) offers the tapping hole of some connection filter chambers,Fill loam layer (8) in described filter chamber and be positioned at the physical filtering layer (9) of loam layer (8) downside,Described loam layer (8) is if being contained within dried earthworms.
  2. Overflowing rain water collection and purification device the most according to claim 1, it is characterized in that: also filled initial stage filter course (7) in described filter chamber, described initial stage filter course (7) is positioned between described diversion box (6) and loam layer (8).
  3. Overflowing rain water collection and purification device the most according to claim 2, it is characterised in that: described initial stage filter course (7) is fine sand filter course, and the thickness of described fine sand filter course is 8-10cm.
  4. Overflowing rain water collection and purification device the most according to claim 1, it is characterised in that: described physical filtering layer (9) includes that some gravels and zeolite, the particle diameter of described gravel and zeolite are 1.5-3 times of the aperture of apopore.
  5. Overflowing rain water collection and purification device the most according to claim 4, it is characterised in that: the thickness of described loam layer (8) is 20-30cm, and the thickness of described physical filtering layer (9) is 10-15cm.
  6. Overflowing rain water collection and purification device the most according to claim 4, it is characterised in that: the bottom of described diversion box (6) is obliquely installed and bottom is partially in a high position near water inlet.
  7. Overflowing rain water collection and purification device the most according to claim 6, it is characterised in that: the bottom angle of inclination of described diversion box (6) is 3-5 degree.
  8. 8. according to the overflowing rain water collection and purification device described in any one of claim 1-3, it is characterised in that: the well head of described catch-basin (1) is provided with grating well cover (4).
  9. Overflowing rain water collection and purification device described in any one the most according to Claim 8, it is characterized in that: on the sidewall of described catch-basin (1), offer abandoned stream mouth (12), and described overfall (11) is higher than described abandoned stream mouth (12), the sealing member of abandoned stream mouth (12) is opened or is blocked in the upper setting of described catch-basin (1).
  10. Overflowing rain water collection and purification device the most according to claim 9, it is characterized in that: described sealing member is suspension ball (3), described suspension ball (3) is connected in catch-basin (1) by stay cord, when suspension ball (3) floats up and make stay cord to stretch, described suspension ball (3) blocks described abandoned stream mouth (12).
CN201521116936.7U 2015-12-29 2015-12-29 Purifier is collected to overflow rainwater Active CN205444419U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105464201A (en) * 2015-12-29 2016-04-06 岭南新科生态科技研究院(北京)有限公司 Overflow rainwater collection and purification device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105464201A (en) * 2015-12-29 2016-04-06 岭南新科生态科技研究院(北京)有限公司 Overflow rainwater collection and purification device

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Effective date of registration: 20180917

Address after: 523007 10 building, 1 building, extension center, Dongcheng cultural center, Dongyuan Road, Dongcheng Street, Dongguan, Guangdong.

Patentee after: South of the Five Ridges ecological culture brigade Limited by Share Ltd

Address before: 100015 2035, two floor, 5 building, 5 hospital, Beijing, Chaoyang District.

Patentee before: South of the Five Ridges Xinke ecological science and Technology Research Institute (Beijing) Co., Ltd.