CN203474555U - Rainwater collecting and processing system - Google Patents
Rainwater collecting and processing system Download PDFInfo
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- CN203474555U CN203474555U CN201320493438.9U CN201320493438U CN203474555U CN 203474555 U CN203474555 U CN 203474555U CN 201320493438 U CN201320493438 U CN 201320493438U CN 203474555 U CN203474555 U CN 203474555U
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Abstract
The utility model discloses a rainwater collecting and processing system. The rainwater collecting and processing system comprises an aeration regulating device used for collecting rainwater and preprocessing the rainwater and a clarification device for carrying out purification processing on the preprocessed rainwater, wherein a water outlet of the clarification device is communicated with a V-shaped filtering pool; the V-shaped filtering pool is communicated with a water storing pool, and the water storing pool is used for feeding the purified rainwater into a new water producing water supply pipe net so as to be used by a water user through a pressure pump. The rainwater collecting and processing system provided by the utility model has the advantages that the rainwater after the processing is used by each producing water user by using rainwater processing technologies such as the aeration regulating device, the rainwater clarification device, the V-shaped filtering pool, the water storing pool, a pressure pump station, a water supply network and sludge processing facilities, and the purposes that the ton steel new water dosage is saved, the operation cost of a water system is reduced, and the downstream pollution is avoided are achieved.
Description
Technical field
The utility model belongs to plumbing field, is specifically related to a kind of rainwater collecting and treating system.
Background technology
Iron and steel enterprise is one of high water consumption industry, ton steel consumes the new water yield generally more than 4 cubic metres, and the outer water bodys such as rivers and lakes that drain into of a large amount of rainwater (soft high-quality water) of the larger plant area of Steel Plant of area, a general year amount of rainfall can account for 10～40%(of the new water consumption of iron and steel enterprise according to the rainfall amount of different areas), collect at present the iron and steel enterprise of rainwater seldom.Cause high-quality water resource waste, and environment is had to certain pollution.
Utility model content
The purpose of this utility model is to provide a kind of rainwater collecting and treating system, and native system can be collected rainwater, after treatment for the production of make up water, reduces and produces new water usage quantity, avoids the pollution of rainwater to downstream.
For achieving the above object, the technical scheme that the utility model adopts is: comprise the rainwater clarifying plant for collecting rainwater and rainwater being carried out pretreated aerating regulation device and pretreated rainwater carried out to purifying treatment, on the water outlet of rainwater clarifying plant, be communicated to V-type filter tank, V-type filter tank is connected with water storage pond, and water storage pond is sent into the rainwater after purifying to produce new water water supply network supply water user by force (forcing) pump.
Described aerating regulation device comprises for removing coarse rack and fine fack, gate, rainwater-collecting pond and the lift pump of the large solid particulate foreign material of rainwater; Coarse rack and fine fack are arranged in the inlet channel in rainwater-collecting pond, and gate installation, at the end of inlet channel, is provided with the aerating apparatus that prevents sludge settling, promotion oxidation operation at the bottom of the pond in rainwater-collecting pond; Rainwater-collecting pond rises to pretreated rainwater in rainwater-collecting pond in clarifying plant by lift pump.
Described rainwater clarifying plant comprises coagulation basin, flocculation basin, tube settler, mixing pit and dewatering system; In coagulation basin, add and make that rainwater fully contacts, the PAC coagulating agent of hybrid reaction; In flocculation basin, add the PAM coagulant aids that increases rainwater flocculating effect; Between flocculation basin and settling pond, be provided with the oil trap for the floating matter except anhydrating; The inclined tube filler that can increase tube settler surface load is housed in tube settler, and the clear water output on tube settler top is connected with mixing pit, and the sludge outlet of tube settler bottom is connected with coagulation basin and dewatering system respectively.
Described V-type filter tank comprises pond, and the backwash facility for V-type filter tank is cleaned, and is filled with for filtering the quartz sand of rainwater in pond, and the rainwater in process V-type filter tank flows automatically to water storage pond.
Compared with prior art, the utlity model has following beneficial effect:
The utility model rainwater collecting and treating system can be collected a large amount of rainwater of plant area, after rainwater is processed, for the production of water, reduce new water usage quantity, the rainfall amount of different areas is different, the amount of rainfall of collecting for general year can account for 10～40% of the new water consumption of iron and steel enterprise, has reached the object of water saving; Secondly, in the rain and impurity of iron and steel enterprise, containing metal-powder, breeze etc. has certain pollution to water quality, after the utility model is processed, and mud recoverable.Reduce enterprises' loss, reduced water pollution.
Accompanying drawing explanation
Fig. 1 is process flow sheet of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Participate in Fig. 1, a kind of rainwater collecting and treating system of the utility model, comprise the clarifying plant for collecting rainwater and rainwater being carried out pretreated aerating regulation device and pretreated rainwater carried out to purifying treatment, aerating regulation device comprises for removing coarse rack and fine fack, gate, rainwater-collecting pond and the lift pump of the large solid particulate foreign material of rainwater; Coarse rack and fine fack are arranged in the inlet channel in rainwater-collecting pond, and gate installation, at the end of inlet channel, is provided with the aerating apparatus that prevents sludge settling, promotion oxidation operation at the bottom of the pond in rainwater-collecting pond; Rainwater-collecting pond rises to pretreated rainwater in rainwater-collecting pond in clarifying plant by lift pump; On the water outlet of clarifying plant, be communicated with V-type filter tank, clarifying plant comprises coagulation basin, flocculation basin, tube settler, mixing pit and dewatering system; In coagulation basin, add and make that rainwater fully contacts, the PAC coagulating agent of hybrid reaction; In flocculation basin, add the PAM coagulant aids that increases rainwater flocculating effect; Between flocculation basin and settling pond, be provided with the oil trap for the floating matter except anhydrating; The inclined tube filler that can increase tube settler surface load is housed in tube settler, and the clear water output on tube settler top is connected with mixing pit, and the sludge outlet of tube settler bottom is connected with coagulation basin and dewatering system respectively; V-type filter tank is connected with water storage pond, and V-type filter tank comprises pond, and the backwash facility for V-type filter tank is cleaned, and is filled with for filtering the quartz sand of rainwater in pond, and the rainwater in process V-type filter tank flows automatically to water storage pond; Water storage pond is sent into the rainwater after purifying to produce new water water supply network supply water user by force (forcing) pump.
The invention also discloses a kind of rainwater-collecting treatment process, comprise the following steps: the rainwater of collecting is pooled to aerating regulation device, through coarse rack and the fine fack in aerating regulation device, remove the large solid particulate foreign material in rainwater, then enter rainwater-collecting pond, at the bottom of pond, rainwater-collecting pond, be provided with and prevent sludge settling, promote the aerating apparatus of oxidation operation, through the pretreated rainwater of aerating regulation device, by lift pump, rise to coagulation basin, at coagulation basin, adding PAC coagulating agent fully contacts rainwater, hybrid reaction, rainwater after hybrid reaction enters flocculation basin, in flocculation basin, add and can increase the PAM of flocculating effect coagulant aids, then enter oil trap and enter again tube settler except the floating matter in anhydrating, the inclined tube filler that can increase tube settler surface load is housed in tube settler, the clear water gravity flow on tube settler top enters mixing pit, tube settler bottom offers sludge outlet, part sludge reflux is to coagulation basin, another part mud is discharged to dewatering system, to adding acid or alkaline solution in mixing pit, adjust pH value, the clear water in mixing pit enters V-type filter tank and filters, and after filter, clear water flows automatically to water storage pond, qualified finally by water quality test after by supplying with water user after working shaft pressurization.
Principle of the present utility model:
1, set up full factory drainage system against rain, be pooled to aerating regulation pond, solve rainwater-collecting problem.
2, set up aerating regulation device (solve rainfall concentrate, containing mud, containing problems such as organism, suspended substances), comprise thick, fine fack, gate, aerating apparatus, rainwater-collecting pond, promote pumping plant etc.According to place size and rainfall size, set up rainwater aerating regulation pond, collect and store rainwater, through thick, fine fack, remove the large solid particulate in rainwater, set up Ventilator Room and aerating apparatus, set up rainwater lift pump, rainwater is risen to the coagulation basin of high efficiency clarification tank.
3, set up clarifying plant, comprise coagulation basin, flocculation basin, oil trap, tube settler, mixing pit etc.By adding at coagulation basin, PAC coagulating agent fully contacts, hybrid reaction, rainwater after hybrid reaction enters flocculation basin, in flocculation basin, add PAM coagulant aids, increase flocculating effect, then enter oil trap and enter again high efficiency clarification tank except the floating matter in anhydrating, inclined tube filler is housed in high efficiency clarification tank, increase the surface load in pond, top clear water gravity flow enters rapidly miscible pool, and a settling pond bottom mud part is back to coagulation basin, and unnecessary mud is discharged to the unified processing of dewatering system.In order to ensure the pH value of water outlet, add acid or alkaline solution and adjust pH value.The water of high efficiency clarification tank flows automatically to V-type filter tank from mixing pit.
4, set up V-type filter tank, comprise pond, filler quartz sand, backwash facility etc.From the water of high efficiency clarification tank, flow automatically to V-type filter tank, after filtration and chemically examine qualified water and flow automatically to rain water storage pond.
5, set up rain water storage pond, booster station, the rainwater after pressurization is supplied with to the new water water supply network of production and deliver to each water user.
Example:
Certain Iron And Steel Company's year industrial scale is 3,000,000 tons of comprehensive production capacities of steel, has reached product.Year use to produce 6,000,000 tons, new water, adopt above technique, drop into 1,300 ten thousand yuan, build up processing power and be the rain processing system of 1000 cubes ms/h, can collect plant area and upstream scenery with hills and waters, year can collection and treatment rainwater more than 2,000,000 tons.Rainwater after processing can reach produces new water water supply standard, can supply the clean circulating water systems such as sintering, ironmaking, steel-making, steel rolling and turbid circulating water system and use.
Claims (4)
1. a rainwater collecting and treating system, it is characterized in that: comprise the rainwater clarifying plant for collecting rainwater and rainwater being carried out pretreated aerating regulation device and pretreated rainwater carried out to purifying treatment, on the water outlet of rainwater clarifying plant, be communicated with V-type filter tank, V-type filter tank is connected with water storage pond, and water storage pond is sent into the rainwater after purifying to produce new water water supply network supply water user by force (forcing) pump.
2. rainwater collecting and treating system according to claim 1, is characterized in that: described aerating regulation device comprises for removing coarse rack and fine fack, gate, rainwater-collecting pond and the lift pump of the large solid particulate foreign material of rainwater; Coarse rack and fine fack are arranged in the inlet channel in rainwater-collecting pond, and gate installation, at the end of inlet channel, is provided with the aerating apparatus that prevents sludge settling, promotion oxidation operation at the bottom of the pond in rainwater-collecting pond; Rainwater-collecting pond rises to pretreated rainwater in rainwater-collecting pond in clarifying plant by lift pump.
3. rainwater collecting and treating system according to claim 1, is characterized in that: described rainwater clarifying plant comprises coagulation basin, flocculation basin, tube settler, mixing pit and dewatering system; In coagulation basin, add and make that rainwater fully contacts, the PAC coagulating agent of hybrid reaction; In flocculation basin, add the PAM coagulant aids that increases rainwater flocculating effect; Between flocculation basin and settling pond, be provided with the oil trap for the floating matter except anhydrating; The inclined tube filler that can increase tube settler surface load is housed in tube settler, and the clear water output on tube settler top is connected with mixing pit, and the sludge outlet of tube settler bottom is connected with coagulation basin and dewatering system respectively.
4. rainwater collecting and treating system according to claim 1, it is characterized in that: described V-type filter tank comprises pond, and the backwash facility for V-type filter tank is cleaned, in pond, being filled with for filtering the quartz sand of rainwater, the rainwater in process V-type filter tank flows automatically to water storage pond.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320493438.9U CN203474555U (en) | 2013-08-13 | 2013-08-13 | Rainwater collecting and processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320493438.9U CN203474555U (en) | 2013-08-13 | 2013-08-13 | Rainwater collecting and processing system |
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| Publication Number | Publication Date |
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| CN203474555U true CN203474555U (en) | 2014-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320493438.9U Expired - Fee Related CN203474555U (en) | 2013-08-13 | 2013-08-13 | Rainwater collecting and processing system |
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| Country | Link |
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| CN (1) | CN203474555U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103953095A (en) * | 2014-05-13 | 2014-07-30 | 沃清环保科技（上海）有限公司 | Integrated rainwater collection and utilization system and method thereof |
| CN105693035A (en) * | 2016-04-08 | 2016-06-22 | 广西宇达水处理环保工程有限公司 | Rainwater purifying system |
| CN108358286A (en) * | 2018-05-07 | 2018-08-03 | 天津工业大学 | A kind of magnetic flocculation urban rainwater processing unit and its technique |
| CN110540273A (en) * | 2019-08-21 | 2019-12-06 | 安徽金安矿业有限公司 | Circulating water return method for mineral processing equipment |
-
2013
- 2013-08-13 CN CN201320493438.9U patent/CN203474555U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103953095A (en) * | 2014-05-13 | 2014-07-30 | 沃清环保科技（上海）有限公司 | Integrated rainwater collection and utilization system and method thereof |
| CN103953095B (en) * | 2014-05-13 | 2016-08-24 | 沃清环保科技（上海）有限公司 | Integrated rainwater collecting utilizes system and method |
| CN105693035A (en) * | 2016-04-08 | 2016-06-22 | 广西宇达水处理环保工程有限公司 | Rainwater purifying system |
| CN108358286A (en) * | 2018-05-07 | 2018-08-03 | 天津工业大学 | A kind of magnetic flocculation urban rainwater processing unit and its technique |
| CN110540273A (en) * | 2019-08-21 | 2019-12-06 | 安徽金安矿业有限公司 | Circulating water return method for mineral processing equipment |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140312 Termination date: 20160813 |
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| CF01 | Termination of patent right due to non-payment of annual fee |