CN105060638A - Lead-containing battery wastewater treatment system - Google Patents
Lead-containing battery wastewater treatment system Download PDFInfo
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- CN105060638A CN105060638A CN201510484619.9A CN201510484619A CN105060638A CN 105060638 A CN105060638 A CN 105060638A CN 201510484619 A CN201510484619 A CN 201510484619A CN 105060638 A CN105060638 A CN 105060638A
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Abstract
The invention relates to a lead-containing battery wastewater treatment system which comprises a wastewater first adjusting pool, an adsorption sedimentation tank, a wastewater second adjusting pool, a contraflow biological aerated filter and a sand filter, wherein the adsorption sedimentation tank comprises a stirring and mixing region and a settling region; a wastewater inlet pipe is arranged in the bottom of the stirring and mixing region; an adsorbent adding system is arranged in the middle upper part; a stirring device is arranged in the middle part of the stirring and mixing region; a baffle plate is arranged in the settling region; the baffle plate and the inner wall of the adsorption sedimentation tank form a wastewater runner where the wastewater enters into the settling region; a three-phase separator is arranged at the outlet of the settling region; an overfalling weir is arranged in the upper part of the outlet of the settling region; the bottom of the settling region is designed in a cone-shaped structure; the middle upper part of the contraflow biological aerated filter is in a cylindrical structure and the lower part is a cone-shaped structure, and the contraflow biological aerated filter comprises a lower stream region, an upper stream region and a sludge region.
Description
Technical field
The present invention relates to technical field of waste water processing, be specifically related to a kind of containing lead battery Waste Water Treatment.
Background technology
Leaded particle sedimentation in water in the factory effluent of the industries such as battery, plating, smelting, casting, mining, oil and air constitutes the source of lead waste water; Wherein, battery industry is the main source of lead waste water.In lead-acid storage battery production technique, the flushing ground waste water in powder process workshop water film dedusting waste water, formation workshop processing wastewater and each workshop constitutes lead waste water main source.
The lead acid cell enterprise that China exists at present reaches family more than 2,000, and within 2013, lead-acid cell output reaches 40% of global lead acid cell output, the lead waste water enormous amount that so huge industry is discharged every year.
Lead is not the necessary element of plant-growth, will be accumulated in the inside after lead is additionally related to multi-functional passive entry roots of plants cauline leaf, thus affects the activity of the growing of plant, photosynthesis, enzyme, even causes the death of plant materials; And concentration plumbous in water will cause hydrobiological health more than 0.16mg/L and has a strong impact on.Inrichment further by food chain is also affected human health by these animals and plants.The plumbous medulla hematopoietic system to human body, neural system, Digestive tract and other system have certain toxic action.
The treatment process huge number of the outer lead waste water of Present Domestic, and wherein technology maturation and apply more treatment process and have: the combined utilization of the precipitator method, ion exchange method, electrolytic process, absorption method and these techniques.
Absorption method has that raw material sources are wide, good adsorption performance, adaptability comparatively advantages of higher, is the very wide process means of a kind of application prospect.Sorbent material is most important integral part in absorption method, and the absorption property of sorbent material directly determines the applicable ability of absorption method, and therefore, the research of sorbent material is subject to extensive concern both domestic and external.On the one hand for some sorbing material, although it has outstanding loading capacity and loading capacity, desirable treatment effect can not be reached, so the preparation of type material becomes the research emphasis of numerous researcher; On the other hand, some sorbing materials due to expensive, factors such as running cost is high and can not widespread use.So a kind for the treatment of effect of development research is good, cheap, running cost is low, the sorbent material of wide accommodation has far reaching significance to the process at present containing lead battery waste water.
Summary of the invention
The technical problem to be solved in the present invention is: in order to solve an above-mentioned process difficult problem containing lead battery waste water, the present invention proposes a kind of containing lead battery Waste Water Treatment.
The technical solution adopted for the present invention to solve the technical problems is: a kind of containing lead battery Waste Water Treatment, comprises waste water first equalizing tank, adsorption precipitation pond, waste water second equalizing tank, reflux formula BAF and sand filter; Described waste water first equalizing tank, adsorption precipitation pond, waste water second equalizing tank, reflux formula BAF are communicated with successively with sand filter.
Described waste water first equalizing tank comprises water inlet pipe and rising pipe, for regulating containing the water quality of lead battery waste water, the water yield and pH value.
Described adsorption precipitation pond comprises and is uniformly mixed district and settling region, and be uniformly mixed bottom district and be provided with wastewater inlet pipe, middle and upper part is provided with sorbent material add-on system, is provided with whipping appts being uniformly mixed in the middle part of district; Baffle plate is provided with in described settling region, the inwall in this baffle plate and adsorption precipitation pond forms the waste water runner entering settling region as waste water, the exit of settling region is provided with triphase separator, the outlet top of settling region is provided with overfalling weir, the tapered structure of settling region bottom design, is provided with sediment discharge valve bottom settling region.
The making processes of the sorbent material that described sorbent material add-on system adds is:
(1) sepiolite after mummification and ferrous sulfate in mass ratio 1:1 mix;
(2) mixture is immersed concussion centrifuge dehydration after 12 ~ 24 hours in distilled water, dries, mills, sieves;
(3) the mixture microwave irradiation after sieving was obtained sorbent material after 20 ~ 30 minutes.
The rising pipe in described adsorption precipitation pond is communicated with the water inlet pipe of waste water second equalizing tank.
Described waste water second equalizing tank comprises water inlet pipe and rising pipe, for regulating containing the water quality of lead battery waste water, the water yield and pH value.
The rising pipe of described waste water second equalizing tank is communicated with the water inlet pipe of reflux formula BAF.
Described reflux formula BAF middle and upper part is cylindrical, bottom is conical structure, comprises lower current area, ascending zone and mud district; Described lower current area is positioned at the middle part of the cylindrical structural of reflux formula BAF, for cylindrical structural, lower current area top is provided with water inlet pipe and water distributor, lower current area filler is provided with in the middle part of lower current area, lower current area bottom is provided with aeration tube, the bottom of described lower current area is provided with traverse baffle, and the longitudinal section of described traverse baffle is horn-like; Described ascending zone is positioned at the periphery of lower current area, the top of traverse baffle, and be provided with ascending zone filler in the middle part of ascending zone, bottom is provided with aeration tube, and the exit on ascending zone top is provided with overfalling weir; Described mud district is positioned at the bottom of the bottom of reflux formula BAF, lower current area and ascending zone, and the bottom in mud district is provided with mud discharging valve.
Water after the process of reflux formula BAF enters sand filter through overflow weir, rising pipe, the water qualified discharge after filtration.
Adopt that above-mentioned to carry out the step of wastewater treatment containing lead battery Waste Water Treatment as follows:
1. enter waste water first equalizing tank regulating water quality, the water yield containing lead battery waste water by water inlet pipe, the pH value regulating waste water is 2 ~ 4.
2. the waste water after regulating enters adsorption precipitation pond by the adsorption precipitation pond wastewater inlet pipe be uniformly mixed bottom district, mixes with the sorbent material carrying out self-absorbent add-on system, utilizes the whipping appts be arranged in the middle part of stirring area to stir; Waste water after absorption reaction enters settling region, and the triphase separator of settling region realizes mud-water separation; Throw out sinks to the bottom of settling region, adsorption precipitation pond under gravity, is discharged by the sediment discharge valve of bottom; Waste water enters the water inlet pipe of waste water second equalizing tank by overfalling weir, rising pipe and pipe connecting.
3. enter waste water second equalizing tank containing lead battery waste water by water inlet pipe, the pH value regulating waste water is 6 ~ 8.
4. entered the lower current area of reflux formula BAF by water inlet pipe, water distributor from the waste water of waste water second equalizing tank, the air that aeration tube produces and waste water cross generation biochemical reaction in lower current area filler, lower current area filler filters waste water simultaneously, waste water is by entering ascending zone after traverse baffle, biochemical reaction is there is in ascending zone filler, ascending zone filler filters waste water simultaneously, the mud that lower current area and ascending zone produce sinks to mud district, is emitted by the mud discharging valve bottom mud district.
5. the water after the process of reflux formula BAF is flowed out by overfalling weir, is entered sand filter, the water qualified discharge after filtration.
6. adsorption precipitation pond, reflux formula BAF produce throw out and sludge dewatering after transport outward.
The invention has the beneficial effects as follows: structure of the present invention is simple, and manufacturing cost is lower, there is reasonable treatment effect, convenient management to containing lead battery wastewater treatment.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the structural representation in embodiment of the present invention adsorption precipitation pond.
In Fig. 1: 1. adsorption precipitation pond, 1-1. is uniformly mixed district, settling region, 1-2. adsorption precipitation pond, 1-3. wastewater inlet pipe, 1-4. sorbent material add-on system, 1-5. whipping appts, 1-6. adsorption precipitation pond baffle plate, 1-7. triphase separator, 1-8. overfalling weir, 1-9. sediment discharge valve.
Fig. 2 is the structural representation of embodiment of the present invention reflux formula BAF.
In Fig. 2: 2. reflux formula BAF, 2-1. lower current area, 2-2. ascending zone, 2-3. mud district, 2-4. reflux formula BAF water inlet pipe, 2-5. reflux formula BAF water distributor, 2-6. lower current area filler, 2-7. aeration tube, 2-8. traverse baffle, 2-9. ascending zone filler, 2-10. reflux formula BAF overfalling weir, 2-11. mud discharging valve.
Fig. 3 is the process flow sheet of the embodiment of the present invention.
Embodiment
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present invention are described in a schematic way, and therefore it only shows the formation relevant with the present invention.
Embodiment
As shown in FIG. 1 to 3, the present invention's one, containing lead battery Waste Water Treatment, comprises waste water first equalizing tank, adsorption precipitation pond 1, waste water second equalizing tank, reflux formula BAF 2 and sand filter; Described waste water first equalizing tank, adsorption precipitation pond 1, waste water second equalizing tank, reflux formula BAF 2 are communicated with successively with sand filter.
Described waste water first equalizing tank comprises water inlet pipe and rising pipe, for regulating containing the water quality of lead battery waste water, the water yield and pH value.
Described adsorption precipitation pond 1 comprises and is uniformly mixed district 1-1 and settling region 1-2, and be uniformly mixed bottom district and be provided with wastewater inlet pipe 1-3, middle and upper part is provided with sorbent material add-on system 1-4, is provided with whipping appts 1-5 being uniformly mixed in the middle part of district; Baffle plate 1-6 is provided with in described settling region, the inwall of this baffle plate and settling tank forms the waste water runner entering settling region as waste water, the exit of settling region is provided with triphase separator 1-7, the outlet top of settling region is provided with overfalling weir 1-8, the tapered structure of settling region bottom design, is provided with sediment discharge valve 1-9 bottom settling region.
The making processes of the sorbent material that described sorbent material add-on system 1-4 adds is:
(1) sepiolite after mummification and ferrous sulfate in mass ratio 1:1 mix;
(2) mixture is immersed concussion centrifuge dehydration after 12 ~ 24 hours in distilled water, dries, mills, sieves;
(3) the mixture microwave irradiation after sieving was obtained sorbent material after 20 ~ 30 minutes.
The rising pipe in described adsorption precipitation pond is communicated with the water inlet pipe of waste water second equalizing tank.
Described waste water second equalizing tank comprises water inlet pipe and rising pipe, for regulating containing the water quality of lead battery waste water, the water yield and pH value.
The rising pipe of described waste water second equalizing tank is communicated with the water inlet pipe 2-4 of reflux formula BAF.
The middle and upper part of described reflux formula BAF 2 is cylindrical, bottom is conical structure, comprises lower current area 2-1, ascending zone 2-2 and mud district 2-3; Described lower current area 2-1 is positioned at the middle part of the cylindrical structural of reflux formula BAF, for cylindrical structural, lower current area top is provided with water inlet pipe 2-4 and water distributor 2-5, lower current area filler 2-6 is provided with in the middle part of lower current area, lower current area bottom is provided with aeration tube 2-7, the bottom of described lower current area is provided with traverse baffle 2-8, and the longitudinal section of described traverse baffle 2-8 is horn-like; Described ascending zone 2-2 is positioned at the periphery of lower current area 2-1, the top of traverse baffle, and be provided with ascending zone filler 2-9 in the middle part of ascending zone, bottom is provided with aeration tube, and the exit on ascending zone top is provided with overfalling weir 2-10; Described mud district 2-3 is positioned at the bottom of the bottom of reflux formula BAF, lower current area and ascending zone, and the bottom in mud district is provided with mud discharging valve 2-11.
Water after the process of reflux formula BAF enters sand filter through overflow weir 2-10, rising pipe, the water qualified discharge after filtration.
Adopt that above-mentioned to carry out the step of wastewater treatment containing lead battery Waste Water Treatment as follows:
1. enter waste water first equalizing tank regulating water quality, the water yield containing lead battery waste water by water inlet pipe, the pH value regulating waste water is 2 ~ 4.
2. the wastewater inlet pipe 1-3 that the waste water after regulating is uniformly mixed bottom district by adsorption precipitation pond enters adsorption precipitation pond 1, mixes with the sorbent material carrying out self-absorbent add-on system 1-4, utilizes the whipping appts 1-5 be arranged in the middle part of stirring area to stir; Waste water after absorption reaction enters settling region 1-2, and the triphase separator 1-7 of settling region realizes mud-water separation; Mud sinks to the bottom of adsorption precipitation pond settling region 1-2 under gravity, is discharged by the sediment discharge valve 1-9 of bottom; Waste water enters the water inlet pipe of waste water second equalizing tank by overfalling weir 1-8, rising pipe and pipe connecting.
3. enter waste water second equalizing tank containing lead battery waste water by water inlet pipe, the pH value regulating waste water is 6 ~ 8.
4. the waste water from waste water second equalizing tank passes through water inlet pipe 2-4, water distributor 2-5 enters the lower current area 2-1 of reflux formula BAF, the air that aeration tube 2-7 produces and waste water cross generation biochemical reaction in lower current area filler 2-6, lower current area filler filters waste water simultaneously, waste water is by entering ascending zone 2-2 after traverse baffle 2-8, biochemical reaction is there is in ascending zone filler, ascending zone filler 2-9 filters waste water simultaneously, the mud that lower current area and ascending zone produce sinks to mud district 2-3, emitted by the mud discharging valve 2-11 bottom mud district.
5. the water after the process of reflux formula BAF is flowed out by overfalling weir 2-10, is entered sand filter, the water qualified discharge after filtration.
6. adsorption precipitation pond 1, reflux formula BAF 2 produce throw out and sludge dewatering after transport outward.With above-mentioned according to desirable embodiment of the present invention for enlightenment, by above-mentioned description, relevant staff can carry out various change and amendment completely in the scope not departing from this invention technological thought.The technical scope of this invention is not limited to the content on specification sheets, must determine its technical scope according to right.
Claims (1)
1., containing a lead battery Waste Water Treatment, it is characterized in that: comprise waste water first equalizing tank, adsorption precipitation pond (1), waste water second equalizing tank, reflux formula BAF (2) and sand filter; Described waste water first equalizing tank, adsorption precipitation pond (1), waste water second equalizing tank, reflux formula BAF (2) are communicated with successively with sand filter;
Described waste water first equalizing tank comprises water inlet pipe and rising pipe, for regulating containing the water quality of lead battery waste water, the water yield and pH value;
Described adsorption precipitation pond (1) comprises and is uniformly mixed district (1-1) and settling region (1-2), be uniformly mixed bottom district and be provided with wastewater inlet pipe (1-3), middle and upper part is provided with sorbent material add-on system (1-4), is provided with whipping appts (1-5) being uniformly mixed in the middle part of district; Baffle plate (1-6) is provided with in described settling region, the inwall in this baffle plate and adsorption precipitation pond forms the waste water runner entering settling region as waste water, the exit of settling region is provided with triphase separator (1-7), the outlet top of settling region is provided with overfalling weir (1-8), the tapered structure of settling region bottom design, is provided with sediment discharge valve (1-9) bottom settling region;
The making processes of the sorbent material that described sorbent material add-on system (1-4) adds is:
1. the sepiolite after mummification and ferrous sulfate in mass ratio 1:1 mix;
2. mixture to be immersed in distilled water concussion after 12 ~ 24 hours, centrifuge dehydration, dry, mill, sieve;
3. the mixture microwave irradiation after sieving was obtained sorbent material after 20 ~ 30 minutes;
The rising pipe in described adsorption precipitation pond is communicated with the water inlet pipe of waste water second equalizing tank;
Described waste water second equalizing tank comprises water inlet pipe and rising pipe, for regulating containing the water quality of lead battery waste water, the water yield and pH value;
The rising pipe of described waste water second equalizing tank is communicated with the water inlet pipe (2-4) of reflux formula BAF;
The middle and upper part of described reflux formula BAF (2) is cylindrical, bottom is conical structure, comprises lower current area (2-1), ascending zone (2-2) and mud district (2-3); Described lower current area (2-1) is positioned at the middle part of the cylindrical structural of reflux formula BAF, for cylindrical structural, lower current area top is provided with water inlet pipe (2-4) and water distributor (2-5), lower current area filler (2-6) is provided with in the middle part of lower current area, lower current area bottom is provided with aeration tube (2-7), the bottom of described lower current area is provided with traverse baffle (2-8), and the longitudinal section of described traverse baffle (2-8) is horn-like; Described ascending zone (2-2) is positioned at the periphery of lower current area (2-1), the top of traverse baffle, ascending zone filler (2-9) is provided with in the middle part of ascending zone, bottom is provided with aeration tube, and the exit on ascending zone top is provided with overfalling weir (2-10); Described mud district (2-3) is positioned at the bottom of the bottom of reflux formula BAF, lower current area and ascending zone, and the bottom in mud district is provided with mud discharging valve (2-11);
Water after the process of reflux formula BAF enters sand filter through overflow weir (2-10), rising pipe, the water qualified discharge after filtration.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510484619.9A CN105060638A (en) | 2015-08-08 | 2015-08-08 | Lead-containing battery wastewater treatment system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510484619.9A CN105060638A (en) | 2015-08-08 | 2015-08-08 | Lead-containing battery wastewater treatment system |
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| CN105060638A true CN105060638A (en) | 2015-11-18 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105399274A (en) * | 2015-11-26 | 2016-03-16 | 常州大学 | Strontium-containing radioactive wastewater treatment device |
| CN105541035A (en) * | 2016-01-16 | 2016-05-04 | 常州大学 | Heavy metal ion-containing electroplating effluent treatment equipment |
| CN105906145A (en) * | 2016-05-04 | 2016-08-31 | 常州大学 | High-sulphate radical and high-fluorine ion underground water treatment device |
| CN110721520A (en) * | 2019-12-02 | 2020-01-24 | 河南水利与环境职业学院 | Sand water filtering device for laboratory and vibration anti-blocking method |
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| JPH0615256A (en) * | 1992-07-01 | 1994-01-25 | Nobuo Ogura | Removal of heavy metal by tree subjected to formalization treatment |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105399274A (en) * | 2015-11-26 | 2016-03-16 | 常州大学 | Strontium-containing radioactive wastewater treatment device |
| CN105541035A (en) * | 2016-01-16 | 2016-05-04 | 常州大学 | Heavy metal ion-containing electroplating effluent treatment equipment |
| CN105906145A (en) * | 2016-05-04 | 2016-08-31 | 常州大学 | High-sulphate radical and high-fluorine ion underground water treatment device |
| CN110721520A (en) * | 2019-12-02 | 2020-01-24 | 河南水利与环境职业学院 | Sand water filtering device for laboratory and vibration anti-blocking method |
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Application publication date: 20151118 |