CN205115140U - Antimony ore tailing storehouse alkaline waste water constructed wetland clean system - Google Patents
Antimony ore tailing storehouse alkaline waste water constructed wetland clean system Download PDFInfo
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- CN205115140U CN205115140U CN201520952761.7U CN201520952761U CN205115140U CN 205115140 U CN205115140 U CN 205115140U CN 201520952761 U CN201520952761 U CN 201520952761U CN 205115140 U CN205115140 U CN 205115140U
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- wetland
- microorganism
- waste water
- pond
- alkaline waste
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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Abstract
The utility model discloses an antimony ore tailing storehouse alkaline waste water constructed wetland clean system belongs to effluent disposal system, the maintenance management is simple, the running cost low, the effluent disposal system of sustainable effective restoration water to aim at providing one kind. It includes the multistage microorganism wetland reduction pond with multi -stage precipitation pond intercommunication, the multi -stage precipitation pond comprises two at least sedimentation tank (4) of order intercommunication, and multistage microorganism wetland reduction pond comprises the at least three microorganism wetland reduction pond (1) of order intercommunication, have in the microorganism wetland reduction pond (1) a plurality of interval staggered arrangement core wall (3), the bottom of the pool in microorganism wetland reduction pond (1) foreshadowing in proper order has first straw layer (9), fertilizer layer (8), second straw layer (7) and soil horizon (6). The utility model discloses simple structure need not mechanical power equipment, need not routine maintenance and management basically, and quality of water pruification treating effect is good, a clean system who handles antimony ore tailing storehouse alkaline waste water.
Description
Technical field
The utility model relates to a kind of artificial marsh sewage treatment system, particularly relates to a kind of artificial wet land system for purifying antimony ore Tailings Dam alkaline waste water; Belong to field of waste water treatment.
Background technology
The tailings that antimony ore exploitation produces is piled up in Tailings Dam, under the eluviation of beneficiation wastewater and rainwater, creates the tailings reservoir wastewater being rich in murder by poisoning element sb in a large number.Be oxidized for avoiding Tailings Dam medium sulphide content and produce acid waste water, current antimony ore enterprise adds lime usually to promote the pH of tailings reservoir wastewater in antimony ore Tailings Dam, but this treatment process significantly can not reduce the Sb concentration in antimony ore tailings reservoir wastewater; Because which form the exclusive alkaline waste water being rich in Sb of antimony ore Tailings Dam.Current China is not also for the practicality treatment technology of antimony ore Tailings Dam alkaline waste water.
Summary of the invention
In order to overcome the defect existed in prior art, the utility model aims to provide that a kind of maintenance management is simple, running cost is low, the antimony ore Tailings Dam alkaline waste water artificial wetland purifying system of sustainable effective reparation water body.
To achieve these goals, the utility model by the following technical solutions: it comprises the multistage microorganism wetland be communicated with multifeed clarifier and reduces pond; Described multifeed clarifier is made up of at least two settling tanks of sequential communication, and described multistage microorganism wetland reduction pond is made up of at least three microorganism wetlands reduction ponds of sequential communication; The core wall having some interleaved to arrange in each microorganism wetland reduction pond, at the bottom of the pond in each microorganism wetland reduction pond, place mat has the first stalk layer, fertilizer layer, the second stalk layer and pedosphere successively.
The low bank of earth between fields that edaphic surface construction has some interleaved to arrange; The low bank of earth between fields is planted and is implanted with cattail; Length × wide × the height in each microorganism wetland reduction pond is 7.8m × 5.4m × 1.2m, and the first stalk layer thickness is 5cm, fertilizer layer thickness is 20cm, the second stalk layer thickness is 10cm, pedosphere thickness is 20cm; Low bank of earth between fields height is 45cm.
Compared with the prior art, the utility model is owing to have employed technique scheme, can the principle of objectionable impurities in purifying water body according to artificial swamp microorganism, at the bottom of the pond in microorganism wetland reduction pond, laid the first stalk layer, fertilizer layer, the second stalk layer and pedosphere; Wherein, the decomposition microorganisms that can be in soil of stalk and fertilizer provides nutrient, promotes microorganism Fast-propagation, and then by the Sb in alkaline waste water by micro-reduction and mineralization, makes the effective mineralising of solubilised state Sb and precipitate.In addition, the antimony in the root system of waterplant-cattail prosperity and secretory product, microorganism epidermis and the adsorbable alkaline waste water of remains, reduce further the Sb concentration in water body.Moreover, owing to have employed multifeed clarifier, therefore, it is possible to carry out multi stage precipitation process to alkaline waste water particulate matter, thus effectively impel the Fe in alkaline waste water
2+be oxidized to Fe
3+, and form Fe (OH)
3colloid, with Al in water body (OH)
3the Sb together in adsorbed water body such as colloid.4th, due to the low bank of earth between fields of interleaved arrangements some at edaphic surface construction, therefore, it is possible to make alkaline waste water along snakelike or S shape meandering flow, extend the time of waste water flowing, make physical sedimentation, chemical oxidation, biological adsorption, micro-reduction more abundant, thus Sb concentration in water body can be reduced further, improve water quality.
The utility model has the advantages such as structure is simple, construction investment is little, and substantially without the need to routine maintenance and management, without any need for power equipment, working cost is low, sustainable reparation water body.
Field pilot-scale experiment shows: antimony ore Tailings Dam alkaline waste water is after the utility model process, and in water body, Sb content is obviously reduced to 753.2 ± 386.4 μ g/L from 3090 ± 1258 μ g/L, and the abatement amount of Sb reaches 76.3 ± 2.6% respectively; Water quality reaches or close to the limit value (500 μ g/L) about Sb in China's industrial water drainage standard, water quality significantly improves.
Accompanying drawing explanation
Fig. 1 is vertical view of the present utility model;
Fig. 2 is that the A-A in Fig. 1 analyses and observe the schematic diagram being rotated counterclockwise 90 °.
In figure: microorganism wetland reduction pond 1, the low bank of earth between fields 2, core wall 3, settling tank 4, thrust-augmenting nozzle 5, pedosphere 6, second stalk layer 7, fertilizer layer 8, first stalk layer 9.
embodiment:below in conjunction with accompanying drawing and specific embodiment, the utility model is described in further detail:
As shown in Fig. 1 ~ 2: multifeed clarifier is formed by thrust-augmenting nozzle 5 connection by two settling tanks 4, multistage microorganism wetland reduction pond is formed by thrust-augmenting nozzle 5 sequential communication by three the microorganism wetlands reduction ponds 1 be arranged in order from right to left; That microorganism wetland reduction pond 1 being positioned at the rightmost side is communicated with that settling tank 4 being positioned at left side by other thrust-augmenting nozzle 5.At the bottom of the pond in each microorganism wetland reduction pond 1, place mat has the first stalk layer 9, fertilizer layer 8, second stalk layer 7 and pedosphere 6 successively from bottom to top.
In order to extend the residence time of waste water waste water in pond, improve purifying treatment effect, the surface construction of pedosphere 6 has some interleaved to arrange, the low bank of earth between fields 2 in trapezoidal shape structure; Along snakelike or S meandering flow between the low bank of earth between fields 2 that waste water arranges in interleaved.
For the ease of planting aquatic plants, improve purifying treatment effect further, the low bank of earth between fields 2 is planted and is implanted with cattail.
In order to good purifying treatment effect still can be had when ensureing that waste water covers the low bank of earth between fields 2, the core wall 3 having some interleaved to arrange in each microorganism wetland reduction pond 1; Can along snakelike or S meandering flow between the core wall 3 that waste water arranges in interleaved, thus the residence time of waste water in pond can be extended, improve purifying treatment effect.
For the ease of getting rid of precipitating sludge, the bottom of two settling tanks 4 is provided with shore pipe (not shown).
If per diem process the water yield 50 tons calculating, length × wide × the height in each microorganism wetland reduction pond 1 is advisable with 7.8m × 5.4m × 1.2m, and the thickness of the first stalk layer 9 is advisable with 5cm, the thickness of fertilizer layer 8 is advisable with 20cm, the thickness of the second stalk layer 7 is advisable with 10cm, the thickness of pedosphere 6 is advisable with 20cm, the height of the low bank of earth between fields 2 is advisable with 45cm.
Claims (5)
1. an antimony ore Tailings Dam alkaline waste water artificial wetland purifying system, comprises the multistage microorganism wetland be communicated with multifeed clarifier and reduces pond; It is characterized in that: described multifeed clarifier is made up of at least two settling tanks (4) of sequential communication, described multistage microorganism wetland reduction pond is made up of at least three microorganism wetlands reduction pond (1) of sequential communication; The core wall (3) having some interleaved to arrange in each microorganism wetland reduction pond (1), at the bottom of the pond of each microorganism wetland reduction pond (1), place mat has the first stalk layer (9), fertilizer layer (8), the second stalk layer (7) and pedosphere (6) successively.
2. antimony ore Tailings Dam alkaline waste water artificial wetland purifying system according to claim 1, is characterized in that: the low bank of earth between fields (2) that the surface construction of pedosphere (6) has some interleaved to arrange.
3. antimony ore Tailings Dam alkaline waste water artificial wetland purifying system according to claim 2, is characterized in that: upper kind of the low bank of earth between fields (2) is implanted with cattail.
4. according to the antimony ore Tailings Dam alkaline waste water artificial wetland purifying system in claims 1 to 3 described in any one, it is characterized in that: the length × wide × height of each microorganism wetland reduction pond (1) is 7.8m × 5.4m × 1.2m, and the first stalk layer (9) thickness is 5cm, fertilizer layer (8) thickness is 20cm, the second stalk layer (7) thickness is 10cm, pedosphere (6) thickness is 20cm.
5. the antimony ore Tailings Dam alkaline waste water artificial wetland purifying system according to Claims 2 or 3, is characterized in that: the low bank of earth between fields (2) is highly 45cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520952761.7U CN205115140U (en) | 2015-11-26 | 2015-11-26 | Antimony ore tailing storehouse alkaline waste water constructed wetland clean system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520952761.7U CN205115140U (en) | 2015-11-26 | 2015-11-26 | Antimony ore tailing storehouse alkaline waste water constructed wetland clean system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205115140U true CN205115140U (en) | 2016-03-30 |
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ID=55570764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520952761.7U Expired - Fee Related CN205115140U (en) | 2015-11-26 | 2015-11-26 | Antimony ore tailing storehouse alkaline waste water constructed wetland clean system |
Country Status (1)
| Country | Link |
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| CN (1) | CN205115140U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105254022A (en) * | 2015-11-26 | 2016-01-20 | 中国科学院地球化学研究所 | Constructed-wetland purifying system for alkali wastewater of antimony ore tailing pond |
-
2015
- 2015-11-26 CN CN201520952761.7U patent/CN205115140U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105254022A (en) * | 2015-11-26 | 2016-01-20 | 中国科学院地球化学研究所 | Constructed-wetland purifying system for alkali wastewater of antimony ore tailing pond |
| CN105254022B (en) * | 2015-11-26 | 2017-11-10 | 中国科学院地球化学研究所 | Antimony ore Tailings Dam alkaline waste water artificial wetland purifying system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160330 Termination date: 20191126 |