CN202785858U - Coal-containing waste water processing and recycling system - Google Patents
Coal-containing waste water processing and recycling system Download PDFInfo
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- CN202785858U CN202785858U CN 201220405263 CN201220405263U CN202785858U CN 202785858 U CN202785858 U CN 202785858U CN 201220405263 CN201220405263 CN 201220405263 CN 201220405263 U CN201220405263 U CN 201220405263U CN 202785858 U CN202785858 U CN 202785858U
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Abstract
The utility model relates to the field of recycling of coal-containing waste water after processing, in particular to a coal-containing waste water processing and recycling system. The technical problems in the prior art that as the coal-containing waste water contains pollutants such as heavy metals, the pollutants can not be removed through the conventional technological processing, and purposes of discharged water are affected if the waste water is mixed with processed domestic waste water are solved. The system comprises a coal slime settling pond (1) and is characterized in that the coal slime settling pond (1) is connected with a pipeline mixer (3) through a waste water lift pump (2), the pipeline mixer is connected with a high-efficiency defecator (4), a clean water pond (5) and a transfer pump (6) sequentially through a pipeline, and further, the pipeline mixer, a main pipe behind the pipeline mixer and the clean water pond are connected with a chemical feed device (7) through chemical feed pipes, and a backwashing water pump (8) is connected between the high-efficiency defecator and the clean water pond.
Description
Technical field
The utility model relates to a kind of reuse field after the coal wastewater treatment that contains, and especially relates to a kind of coal wastewater treatment and renovation system that contains.
Background technology
Along with the development of society and the gradually raising of people's Environmental awareness, every annual meeting such as the large-scale coal transporting trestle wash-down water with coal unit such as fuel-burning power plant, coal yard rainwater produces a large amount of coal waste water that contain.Since wherein to contain the coal dust particle less, and proportion approaches with water, contains coal waste water and is difficult to lean on the gravity natural sedimentation.As not processing the pollution that will cause environment, the waste of water resources, coal can not be recycled simultaneously, causes the waste of coal resources.To contain coal waste water and make waste water be able to recycle as coal yard spray and trestle wash water after treatment, coal resources are recycled.Chinese patent discloses a kind of centralized treatment system for comprehensive sewage in power station (publication number: CN202156961U), it includes domestic sewage processing system, contain the coal Waste Water Treatment, Sewage Reuse System after oil-contained waste water treatment system and the processing, sanitary sewage system of plant area in the domestic sewage processing system, the sanitary sewage pond, domestic sewage treatment device connects by pipeline successively with life clean water basin, containing plant area in the coal Waste Water Treatment contains the coal waste water system and regulates preliminary sedimentation tank with coal water and be connected by pipeline, coal water is regulated preliminary sedimentation tank and is contained the coal sewage treatment equipment and be connected by pipeline, connect coal water adjusting preliminary sedimentation tank and be provided with chemicals dosing plant with the pipeline that contains the coal sewage treatment equipment, contain also to be provided with between coal sewage treatment equipment and the coal water adjusting preliminary sedimentation tank and contain coal waste water spoil disposal pipeline, containing the coal sewage treatment equipment is connected by pipeline with intermediate pool, oily(waste)water system of plant area in the oil-contained waste water treatment system, be connected with the oily(waste)water treatment facility and connect by pipeline in the oily waste water pond, filtration unit in the Sewage Reuse System after the processing, clean water basin, the reuse water pump is connected pipeline with reuse water system of plant area and connects successively, life clean water basin are connected by pipeline with intermediate pool and are connected with filtration unit, the pipeline that life clean water basin are connected with filtration unit is provided with sterilizing unit, domestic sewage treatment device and coal water are regulated between the preliminary sedimentation tank and are provided with sanitary sewage spoil disposal pipeline, the oily(waste)water treatment facility is connected with clean water basin, the reuse water pump respectively with the oily(waste)water treatment facility, contain the coal sewage treatment equipment, filtration unit connects by the backwash pipeline.But owing to contain pollutents such as containing heavy metal in the coal waste water, process and to remove by this common process, as the rear sanitary sewage of this type of waste water and processing is mixed the purposes that will affect water outlet.
The utility model content
The utility model provides a kind of coal wastewater treatment and renovation system that contains, it mainly is to solve the existing pollutents such as containing heavy metal in the coal waste water that contains of prior art, process and to remove by this common process, as with this type of waste water and the technical problem of processing rear sanitary sewage and mix the purposes that will affect water outlet etc.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals:
A kind of coal wastewater treatment and renovation system that contains of the present utility model, comprise slurry pond, described slurry pond is by waste water lifting pump connecting tube mixing tank, line mixer is connected with high-efficiency clarifier, clean water basin, transferpump in turn by pipeline, wherein the pipe of the mother behind line mixer, the line mixer, clean water basin all are connected with chemicals dosing plant by chemical feed pipe, are connected with the backwash water pump between high-efficiency clarifier and the clean water basin.
As preferably, the flocculant concentration in the described chemicals dosing plant is in line mixer, and the coagulant aids in the chemicals dosing plant is added on female pipe behind the line mixer, and the sterilizing agent in the chemicals dosing plant is added in the clean water basin.
As preferably, described slurry pond adopts the advection sedimentation form, is the open type skeleton construction, and Chi Ding arranges mud scraper coal slime is pooled to an end, and coal slime is by the grab bucket periodic cleaning.The mode of slurry pond employing natural sedimentation precipitates and contains coal waste water, so that the sedimentation in slurry pond of coal slime major part is pooled to an end by mud scraper, and by grab bucket periodic cleaning recovery.
As preferably, described waste water lifting pump adopts without the sealing self-controlling self-priming pump.Pump only needs the function of a drainage, permanent self-priming, and this pump is long more than 10 times than traditional product work-ing life, and dynamic sealing device running cost is low.
As preferably, on the molten medicine-chest of described chemicals dosing plant dosing pipe, dosing pump are set.
As preferably, described flocculation agent adopts 10% solution, coagulant aids to adopt 0.1-0.3% solution, sterilizing agent to adopt 10% solution.
As preferably, described flocculation agent is that polymerize aluminum chloride, coagulant aids name are called polyacrylamide, the sterilizing agent name is called clorox.
As preferably, described flocculant dosage is that 30-50mg/L, coagulant aids dosage are that 2-5mg/L, clorox dosage are 5-15mg/L.
Therefore, the utility model is realized the automatization control to each equipment in the treatment system by automatic valve, in-line meter and stored program controlled are set, and realizes unmanned, floor space is little, compact and reasonable arrangement, stable and reliable operation, be easy to safeguard, and is simple and reasonable for structure.
Description of drawings
Accompanying drawing 1 is a kind of structural representation of the present utility model.
Component, position and numbering among the figure: slurry pond 1, waste water lifting pump 2, line mixer 3, high-efficiency clarifier 4, clean water basin 5, transferpump 6, chemicals dosing plant 7, backwash water pump 8.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment: such as Fig. 1, there is a slurry pond 1 in a kind of coal wastewater treatment and renovation system that contains of this example, slurry pond adopts the advection sedimentation form, be the open type skeleton construction, Chi Ding arranges mud scraper coal slime is pooled to an end, and coal slime is by the grab bucket periodic cleaning.Slurry pond is by waste water lifting pump 2 connecting tube mixing tanks 3, and the waste water lifting pump adopts without the sealing self-controlling self-priming pump.Line mixer is connected with high-efficiency clarifier 4, clean water basin 5, transferpump 6 in turn by pipeline.Wherein the pipe of the mother behind line mixer, the line mixer, clean water basin all are connected with chemicals dosing plant 7 by chemical feed pipe, on the molten medicine-chest of chemicals dosing plant dosing pipe, dosing pump are set.Be connected with backwash water pump 8 between high-efficiency clarifier and the clean water basin.
During use, contain coal waste water by slurry pond 1 natural subsidence, containing coal waste water after sedimentation promotes by waste water lifting pump 2, add flocculation agent through line mixer 3, the flocculation agent name is called the PAC(polymerize aluminum chloride), its concentration is 10%, flocculant dosage is 30-50mg/L, the female pipe in line mixer 3 rear ends adds coagulant aids, and the coagulant aids name is called the PAM(polyacrylamide), its concentration is 0.1-0.3%, the coagulant aids dosage is 2-5mg/L, contain coal waste water after high-efficiency clarifier 4 is processed, water outlet flows automatically to clean water basin 5, adds the sterilizing agent sterilization in clean water basin, the sterilizing agent name is called clorox, its concentration is 10%, and the sterilizing agent dosage is 5-15mg/L, contains after treatment coal waste water by transferpump 6 reuses.The backwash of high-efficiency clarifier 4 realizes that by backwash water pump 7 the backwash draining flows automatically to slurry pond 1 import by the waterways.
The above only is specific embodiment of the utility model, but constitutional features of the present utility model is not limited to this, any those skilled in the art is in field of the present utility model, and the variation of doing or modification all are encompassed among the claim of the present utility model.
Claims (4)
1. one kind contains coal wastewater treatment and renovation system, comprise slurry pond (1), it is characterized in that described slurry pond (1) is by waste water lifting pump (2) connecting tube mixing tank (3), line mixer is connected with high-efficiency clarifier (4), clean water basin (5), transferpump (6) in turn by pipeline, wherein the pipe of the mother behind line mixer, the line mixer, clean water basin all are connected with chemicals dosing plant (7) by chemical feed pipe, are connected with backwash water pump (8) between high-efficiency clarifier and the clean water basin.
2. a kind of coal wastewater treatment and renovation system that contains according to claim 1, it is characterized in that described slurry pond (1) adopts the advection sedimentation form, be the open type skeleton construction, Chi Ding arranges mud scraper coal slime is pooled to an end, and coal slime is by the grab bucket periodic cleaning.
3. a kind of coal wastewater treatment and renovation system that contains according to claim 1 and 2 is characterized in that described waste water lifting pump (2) adopts without the sealing self-controlling self-priming pump.
4. a kind of coal wastewater treatment and renovation system that contains according to claim 1 and 2 is characterized in that on the molten medicine-chest of described chemicals dosing plant (7) dosing pipe, dosing pump being set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220405263 CN202785858U (en) | 2012-08-16 | 2012-08-16 | Coal-containing waste water processing and recycling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220405263 CN202785858U (en) | 2012-08-16 | 2012-08-16 | Coal-containing waste water processing and recycling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202785858U true CN202785858U (en) | 2013-03-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220405263 Expired - Lifetime CN202785858U (en) | 2012-08-16 | 2012-08-16 | Coal-containing waste water processing and recycling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202785858U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108758607A (en) * | 2018-05-25 | 2018-11-06 | 内蒙古京能双欣发电有限公司 | A kind of low calorific value coal electricity generation system |
| CN109293044A (en) * | 2018-10-08 | 2019-02-01 | 国电常州发电有限公司 | Defeated coal coal-contained wastewater processing transformation device |
-
2012
- 2012-08-16 CN CN 201220405263 patent/CN202785858U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108758607A (en) * | 2018-05-25 | 2018-11-06 | 内蒙古京能双欣发电有限公司 | A kind of low calorific value coal electricity generation system |
| CN109293044A (en) * | 2018-10-08 | 2019-02-01 | 国电常州发电有限公司 | Defeated coal coal-contained wastewater processing transformation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201009 Address after: No.99, Huaxing Road, Xihu District, Hangzhou City, Zhejiang Province Patentee after: Zhejiang Tiandi Environmental Protection Technology Co.,Ltd. Address before: 311203, 19 floor, building 1, Pacific Plaza, No. 451 Jincheng Road, Xiaoshan District, Zhejiang, Hangzhou Patentee before: ZHEJIANG DONGFA ENVIRONMENTAL PROTECTION ENGINEERING Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130313 |
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| CX01 | Expiry of patent term |