CN206970416U - A kind of acid heavy metal wastewater processing system - Google Patents
A kind of acid heavy metal wastewater processing system Download PDFInfo
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- CN206970416U CN206970416U CN201720825347.9U CN201720825347U CN206970416U CN 206970416 U CN206970416 U CN 206970416U CN 201720825347 U CN201720825347 U CN 201720825347U CN 206970416 U CN206970416 U CN 206970416U
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Abstract
The utility model discloses a kind of acid heavy metal wastewater processing system, including the sedimentation basin, clarifier-tank and ecological canal being sequentially connected, waste water flows through sedimentation basin, clarifier-tank and ecological canal successively, two pieces of dividing plates are provided with clarifier-tank, clarifier-tank is divided into lime stone room, anaerobic room and wetland room by two pieces of dividing plates, and lime stone room is separated with anaerobic room by dividing plate one, and anaerobic room is separated with wetland room by dividing plate two, water hole is offered on dividing plate one and dividing plate two, sedimentation basin is connected with lime stone room；Acid heavy metal wastewater removes the solid particulate matter in waste water by sedimentation basin first, then flow into lime stone room, heighten pH value of waste water, anaerobic room is flowed into again, further flow into wetland room, remove the heavy metal in waste water, then flow into ecological canal, further intercept using the microorganism of root system of plant and its surrounding and remove removing heavy metals, effluent quality is met national agricultural irrigation water quality standard.
Description
Technical field
It the utility model is related to technical field of waste water processing, and in particular to a kind of acid heavy metal wastewater processing system.
Background technology
Acid heavy metal wastewater includes acidic mine waste water, the farmland irrigating water polluted etc..Its pH is low, content of beary metal
Height, if it used directly as irrigation water, plant can be caused not grow, or the quality of agricultural product of plantation is low, heavy metal
The problems such as content overproof can not be eaten.Therefore, it must take measures to handle acid heavy metal wastewater, comply with national agriculture
Reused after field irrigation water quality standard (GB5084-2005), it is ensured that mining area field irrigation water security is farmland soil heavy metals dirt
Contaminate one of important measures administered.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of acid heavy metal wastewater processing system.
Technical solution adopted in the utility model is：
A kind of acid heavy metal wastewater processing system, including sedimentation basin, clarifier-tank and the ecological canal being sequentially connected, waste water
The sedimentation basin, the clarifier-tank and the ecological canal are flowed through successively, two pieces of dividing plates are provided with the clarifier-tank, described in two pieces
The clarifier-tank is divided into lime stone room, anaerobic room and wetland room by dividing plate, and the lime stone room passes through described with the anaerobic room
Dividing plate one is separated, and the anaerobic room is separated with the wetland room by the dividing plate two, on the dividing plate one and the dividing plate two
Water hole is offered, the sedimentation basin is connected with the lime stone room.
In some preferred embodiments, the wetland room includes purifying layer, organic substrate floor from bottom to up, described net
Change layer to be made up of the limestone layer and heavy metal adsorption oxidant layer being arranged alternately, kind is implanted with water plant on the organic substrate layer.
In some further preferred embodiments, the organic substrate layer is peat soil layer.
In some preferred embodiments, limestone block is filled with the lime stone room.
In some preferred embodiments, biological compost filtrate bag is filled with the anaerobic room.
In some further preferred embodiments, the biological compost filtrate bag is by corncob, bagasse, animal excreta
Just pack and form after mixture compost.
In some preferred embodiments, the lime stone room accounts for the 10%-20% of the volume of the clarifier-tank.
In some preferred embodiments, the anaerobic room accounts for the 10%-20% of the volume of the clarifier-tank.
In some preferred embodiments, multiple water holes are uniformly laid with the dividing plate one, it is adjacent described
The spacing of water hole is 5-15cm.
In some preferred embodiments, the water hole on the dividing plate two is located at the bottom of the dividing plate two.
In some preferred embodiments, the depth of the ecological canal is 0.3-0.8m, is planted in the ecological canal
It is implanted with water plant.
The beneficial effects of the utility model are：
The utility model provides a kind of acid heavy metal wastewater processing system, including be sequentially connected sedimentation basin, purification
Pond and ecological canal, waste water flow through the sedimentation basin, the clarifier-tank and the ecological canal, are provided with the clarifier-tank successively
The clarifier-tank is divided into lime stone room, anaerobic room and wetland room, the lime stone room and institute by two pieces of dividing plates, two pieces of dividing plates
State anaerobic room to separate by the dividing plate one, the anaerobic room is separated with the wetland room by the dividing plate two, the dividing plate
One and the dividing plate two on offer water hole, the sedimentation basin is connected with the lime stone room；Acid heavy metal gives up first
Water removes the solid particulate matter in waste water by sedimentation basin, and then waste water is flowed into lime stone room, and lime stone can prevent waste water
The too low growth for influenceing microorganism in anaerobic room of pH value, waste water flow into anaerobic room through lime stone room, further flowed into wetland room,
Remove the heavy metal in waste water, then flow into ecological canal, using the heavy metal accumulation root system of plant in ecological canal and
Microorganism around it further intercepts and gone removing heavy metals, effluent quality is met national agricultural irrigation water quality standard
(GB5084-2005), it is ensured that field irrigation water security.Acid heavy metal wastewater processing system structure letter described in the utility model
Single, construction cost is low, economical and effective, safeguards simple.
Brief description of the drawings
Fig. 1 is the sectional structure chart of acid heavy metal wastewater processing system.
Embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.
Embodiment 1：
Reference picture 1, Fig. 1 are the sectional structure chart of acid heavy metal wastewater processing system, present embodiments provide a kind of acid
Property heavy metal waste water treatment system, including sedimentation basin 1, clarifier-tank 2 and the ecological canal 3 being sequentially connected, waste water flow through institute successively
Sedimentation basin 1, the clarifier-tank 2 and the ecological canal 3 are stated, two pieces of dividing plates are provided with the clarifier-tank 2, two pieces of dividing plates will
The clarifier-tank 2 is divided into lime stone room 4, anaerobic room 5 and wetland room 6, and the sedimentation basin 1 is connected with the lime stone room 4.It is described
The side wall of lime stone room 4 is provided with water inlet 14, and the water inlet 14 is located at the top of the lime stone room 4.The lime stone
Room 4 is separated with the anaerobic room 5 by the dividing plate 1, the anaerobic room 5 and the wetland room 6 by the dividing plate 28 every
Open, water hole is offered on the dividing plate 1 and the dividing plate 28.Uniformly it is laid with from top to bottom on the dividing plate 1 more
The individual water hole, the spacing of the adjacent water hole is 5-15cm, and the aperture of water hole is 0.5-1.5cm.The dividing plate 28
On the water hole be located at the dividing plate 28 bottom, it is in a preferred embodiment, described on the dividing plate 28
Water hole is at the bottom 0-30cm of the dividing plate 28, and the spacing of the adjacent water hole is 5-15cm, the hole of water hole
Footpath is 0.5-1.5cm, and waste water flows into from the bottom of the anaerobic room 5 to the bottom of the wetland room 6, the water of the wetland room 6
It is from bottom to top to flow direction.PVC board can be selected in the dividing plate 1 and the dividing plate 28.The clarifier-tank 2 can use PVC to tie
Structure, concrete structure or stone masonry structure, the bottom of pond of clarifier-tank 2 and pool wall the thickness about 5-20cm, length-width ratio 2-8, deep 0.8-
1.3m。
Limestone block is filled with the lime stone room 4, the particle diameter of limestone block is 2-8cm.The lime stone room 4 accounts for institute
State the 10% of the volume of clarifier-tank 2.Biological compost filtrate bag is filled with the anaerobic room 5, the biological compost filtrate bag is
Formed by being packed after corncob, bagasse, animal wastes mixture compost, animal wastes include cow dung, chicken manure etc., the anaerobic room
5 account for the 20% of the volume of the clarifier-tank 2.The wetland room 6 includes purifying layer, organic substrate floor 9, the purification from bottom to up
Layer is made up of the limestone layer 10 and heavy metal adsorption oxidant layer 11 that are arranged alternately, and kind is implanted with aquatic plant on the organic substrate layer 9
Thing 12, the organic substrate layer 9 are peat soil layer, thickness 10-20cm, and the water plant 12 includes calamus, Lythrum salicaria, reed
Bamboo, thaliadeabata etc..The heavy metal adsorption oxidant layer 11 is to stack to form using heavy metal absorbent bag, and thickness 15cm is described
Heavy metal absorbent bag mainly includes the compositions such as zeolite, haydite, vermiculite, activated carbon.The side wall of the wetland room 6 is provided with delivery port
15, the position of the delivery port 15 is equal to or higher than the height of the organic substrate layer 9.
The depth of the ecological canal 3 is 0.3m, width 1m, and kind is implanted with water plant 13, institute in the ecological canal 3
Stating water plant 13 includes calamus, Lythrum salicaria, giantreed, thaliadeabata etc..
In order to confirm the treatment effect of this acid heavy metal wastewater processing system, acid heavy metal wastewater is prepared and has been tried
Test, its parameters is as follows：PH 3.5 (uses H2SO4Be adjusted), Zn 20mg/L (use ZnSO4·7H2O is matched somebody with somebody
System), Pb 0.3mg/L (use Pb (NO3)2Prepared), Cd 0.1mg/L (use CdCl2·0.5H2O is prepared), Fe2+
2mg/L (uses FeSO4·7H2O is prepared), Fe3+8mg/L (uses Fe2(SO4)3·xH2O is prepared).
Taken at regular intervals acid heavy metal wastewater processing system water outlet simultaneously detects its pH, Zn, Pb, Cd concentration, the results showed that, adopt
Wastewater pH can be effectively improved with acid heavy metal wastewater processing system, and reduces waste water Zn, Pb, Cd content, system operation 3 months
Afterwards, the parameters of system delivery port water outlet water sample are as follows：pH>7, Zn, Pb, Cd content meet national field irrigation water quality mark
Accurate (GB5084-2005, Zn, Pb, Cd concentration standard limited value are respectively 2mg/L, 0.1mg/L, 0.01mg/L), can effectively ensure agriculture
Water security is irrigated in field.
Embodiment 2：
The present embodiment additionally provides another acid heavy metal wastewater processing system, substantially the same manner as Example 1, difference
Be in：The lime stone room 4 accounts for the 20% of the volume of the clarifier-tank 2, and the anaerobic room 5 accounts for the volume of the clarifier-tank 2
10%.The organic substrate layer 9 is peat soil layer, and thickness 20cm, the thickness of the heavy metal adsorption oxidant layer 11 is 30cm.
The depth of the ecological canal 3 is 0.8m, width 0.2m.
Above-described embodiment is the preferable embodiment of the utility model, but embodiment of the present utility model is not by above-mentioned
The limitation of embodiment, it is other it is any without departing from Spirit Essence of the present utility model with made under principle change, modify, replace
Generation, combination, simplify, should be equivalent substitute mode, be included within the scope of protection of the utility model.
Claims (10)
1. a kind of acid heavy metal wastewater processing system, it is characterised in that including the sedimentation basin, clarifier-tank and ecology being sequentially connected
Irrigation canals and ditches, waste water flow through the sedimentation basin, the clarifier-tank and the ecological canal successively, be provided with the clarifier-tank two pieces every
The clarifier-tank is divided into lime stone room, anaerobic room and wetland room, the lime stone room and the anaerobism by plate, two pieces of dividing plates
Room is separated by the dividing plate one, and the anaerobic room is separated with the wetland room by the dividing plate two, the dividing plate one and institute
State and water hole is offered on dividing plate two, the sedimentation basin is connected with the lime stone room.
2. acid heavy metal wastewater processing system according to claim 1, it is characterised in that the wetland room is from bottom to up
Including purifying layer, organic substrate layer, the purifying layer is made up of the limestone layer and heavy metal adsorption oxidant layer being arranged alternately, described
Kind is implanted with water plant on organic substrate layer.
3. acid heavy metal wastewater processing system according to claim 2, it is characterised in that the organic substrate layer is mud
Charcoal soil layer.
4. acid heavy metal wastewater processing system according to claim 1, it is characterised in that filled in the lime stone room
There is limestone block.
5. acid heavy metal wastewater processing system according to claim 1, it is characterised in that be filled with the anaerobic room
Biological compost filtrate bag.
6. according to the acid heavy metal wastewater processing system described in claim any one of 1-5, it is characterised in that the lime stone
Room accounts for the 10%-20% of the volume of the clarifier-tank.
7. according to the acid heavy metal wastewater processing system described in claim any one of 1-5, it is characterised in that the anaerobic room
Account for the 10%-20% of the volume of the clarifier-tank.
8. according to the acid heavy metal wastewater processing system described in claim any one of 1-5, it is characterised in that the dividing plate one
On be uniformly laid with multiple water holes, the spacing of the adjacent water hole is 5-15cm.
9. according to the acid heavy metal wastewater processing system described in claim any one of 1-5, it is characterised in that the dividing plate two
On the water hole be located at the dividing plate two bottom.
10. according to the acid heavy metal wastewater processing system described in claim any one of 1-5, it is characterised in that the ecology
The depth of irrigation canals and ditches is 0.3-0.8m, is planted in the ecological canal and is implanted with water plant.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720825347.9U CN206970416U (en) | 2017-07-07 | 2017-07-07 | A kind of acid heavy metal wastewater processing system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720825347.9U CN206970416U (en) | 2017-07-07 | 2017-07-07 | A kind of acid heavy metal wastewater processing system |
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| CN206970416U true CN206970416U (en) | 2018-02-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107265766A (en) * | 2017-07-07 | 2017-10-20 | 深圳市铁汉生态环境股份有限公司 | A kind of acid heavy metal wastewater processing system |
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2017
- 2017-07-07 CN CN201720825347.9U patent/CN206970416U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107265766A (en) * | 2017-07-07 | 2017-10-20 | 深圳市铁汉生态环境股份有限公司 | A kind of acid heavy metal wastewater processing system |
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Address after: Unit 2002, 20 / F, block B, phase I, Tianan cloud Valley Industrial Park, 2018 Xuegang Road, Bantian street, Longgang District, Shenzhen, Guangdong 518129 Patentee after: Cecep Tiehan ecological environment Co.,Ltd. Address before: Unit 2002, 20 / F, block B, phase I, Tianan cloud Valley Industrial Park, 2018 Xuegang Road, Bantian street, Longgang District, Shenzhen, Guangdong 518129 Patentee before: SHENZHEN TECHAND ECOLOGICAL ENVIRONMENT Co.,Ltd. |
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