CN202080995U - High-speed dehydration system for polyelectrolyte sludge - Google Patents
High-speed dehydration system for polyelectrolyte sludge Download PDFInfo
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- CN202080995U CN202080995U CN2011201508516U CN201120150851U CN202080995U CN 202080995 U CN202080995 U CN 202080995U CN 2011201508516 U CN2011201508516 U CN 2011201508516U CN 201120150851 U CN201120150851 U CN 201120150851U CN 202080995 U CN202080995 U CN 202080995U
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- sludge
- static mixer
- polyelectrolyte
- level static
- chemicals dosing
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Abstract
The utility model discloses a high-speed dehydration system for polyelectrolyte sludge, which comprises a buffer pool, wherein the buffer pool is connected with a sludge pump; the sludge pump is connected with a sludge treatment pool through an electromagnetic flow meter, a primary static mixer, a secondary static mixer, a tertiary static mixer and a quaternary static mixer; an alkali liquor feeding device, a dispersant feeding device, a polymeric flocculant feeding device and an inorganic salt feeding device are respectively arranged on a connecting pipeline of the electromagnetic flow meter, the primary static mixer, the secondary static mixer, the tertiary static mixer and the quaternary static mixer; and a gravel layer is arranged at the bottom of the sludge treatment pool, a sludge particle filtering layer is horizontally arranged above the gravel layer, and a plurality of water sucking and guiding layers are arranged at intervals along a perpendicular direction above the sludge particle filtering layer. The high-speed dehydration system for polyelectrolyte sludge solves the problems of high dehydration cost, running cost and maintenance cost and the like in the existing domestic sludge treatment system and can be used for achieving high-speed dehydration treatment of polyelectrolyte sludge in rivers, lakes and harbors.
Description
Technical field
The utility model relates to a kind of sludge treatment system, and especially a kind of polyelectrolyte mud to river course, lake, bay carries out the processed system of quick solid-liquid separation, and the mud after the processing can carry out resource utilization and utilize.
Background technology
Characteristics such as river course, lake, bay polyelectrolyte mud have glutinous grain content height, water ratio height, compressibility is big, intensity is low, penetrating quality is poor, discharging consolidation is slow.So sand dredger directly pumped into the designated treatment pond by pipe-line transportation with polyelectrolyte mud in the dredging engineering in the past, only depend on deadweight Consolidation dehydration and seasoning, it is long that earth in the treating pond reaches certain intensity required time, the treating pond pond holds enough big simultaneously, the soil utilizes for up to more than 1 year again, earth can only reach complete drying in the top layer in the treating pond, and middle part and deep layer portion mud intensity can not get improving, and can not realize real quick resource utilization fully.Simultaneously big because of river course, lake, bay dredging engineering amount, adopt mechanical stirring to solidify or dewatering units such as mechanism filter-pressing are handled, cost, working cost, maintenance cost, floor space etc. are all big, can not be practical in real process.
Summary of the invention
Goal of the invention: the purpose of this utility model is to address the above problem, and a kind of river course simple to operate, with low cost, lake, bay polyelectrolyte sludge rapid dewatering system are provided.
In order to solve the problems of the technologies described above, the utility model has adopted following technical scheme
A kind of polyelectrolyte sludge rapid dewatering system comprises the Buffer Pool that is connected with dredging plant, and the sludge out pipe of Buffer Pool is connected with slush pump; Slush pump is connected with the sludge treatment pond by magnetic flow meter, I level static mixer, II level static mixer, III level static mixer, IV level static mixer; On the feed pipe of I level static mixer, II level static mixer, III level static mixer and IV level static mixer, be respectively equipped with alkali lye chemicals dosing plant, dispersion agent chemicals dosing plant, polymeric flocculant chemicals dosing plant and inorganic salt chemicals dosing plant.
Wherein, described sludge treatment pond bottom is provided with metalling, in the upper horizontal of metalling the sludge granules filtering layer is set, and some suction water conservancy diversion layers vertically are set above the sludge granules filtering layer at interval.
Wherein, described sludge granules filtering layer and suction water conservancy diversion layer are geotechnological non-woven fabrics; The thickness of geotechnique's non-woven fabrics is 2cm-4cm.
Wherein, the thickness of described metalling is 30cm-50cm.
Beneficial effect: the utility model has solved domestic existing vacuum preloading system, mechanical stirring cure system, mechanism filter-pressing system etc., problem such as processed cost, working cost, maintenance cost are big, can realize the fast dewatering processing of river course, lake, bay polyelectrolyte mud, the mud after the processing can carry out resource utilization and utilize.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the structural representation in sludge treatment pond in the utility model.
1. Buffer Pools among the figure, 2. slush pump, 3. magnetic flow meter, 4. alkali lye chemicals dosing plant, 5.I level static mixer, 6. dispersion agent chemicals dosing plant, 7.II the level static mixer, 8. polymeric flocculant chemicals dosing plant, 9.III level static mixer, 10. inorganic salt chemicals dosing plant, 11.IV level static mixer, 12. sludge treatment ponds, 13. metalling, 14. sludge granules filtering layers, 15. suction water conservancy diversion layers, 16. mud, 17. drainings.
Embodiment:
Below in conjunction with accompanying drawing the utility model is done further explanation.
As shown in Figure 1, 2, a kind of polyelectrolyte sludge rapid dewatering system of the present utility model comprises Buffer Pool 1, and the mud pipe that advances of described Buffer Pool 1 is connected with dredging plant, and the sludge out pipe of Buffer Pool 1 is connected with slush pump 2; Slush pump 2 is connected with sludge treatment pond 12 by magnetic flow meter 3, I level static mixer 5, II level static mixer 7, III level static mixer 9, IV level static mixer 11; On the connecting tube between magnetic flow meter 3 and the I level static mixer 5, be provided with alkali lye chemicals dosing plant 4, on the connecting tube between I level static mixer 5 and the II level static mixer 7, be provided with dispersion agent chemicals dosing plant 6, on the connecting tube between II level static mixer 7 and the III level static mixer 9, be provided with polymeric flocculant chemicals dosing plant 8, on the connecting tube between III level static mixer 9 and the IV level static mixer 11, be provided with inorganic salt chemicals dosing plant 10.
12 bottoms, described sludge treatment pond are provided with the metalling 13 that thickness is 30cm-50cm, upper horizontal at metalling 13 is provided with sludge granules filtering layer 14, some suction water conservancy diversion layers 15 vertically are set above sludge granules filtering layer 14 at interval, and it is the geotechnological non-woven fabrics of 2cm-4cm that described sludge granules filtering layer 14 and suction water conservancy diversion layer 15 all adopt thickness.Metalling 13 places are provided with water port, link to each other with threading a pipe outward.
During system works, dredging plant is delivered to Buffer Pool 1 by advancing the mud pipe with mud, and mud is residence time 1h in Buffer Pool 1, evenly temper mud amount and shale; Mud is sent into mud conveying pipeline by slush pump 2, connection valve, magnetic flow meter 3 then; In sending the mud way, regulate about mud PH to 9, by alkali lye chemicals dosing plant 4 earlier through I level static mixer 5 uniform mixing; Add dispersion agent by dispersion agent chemicals dosing plant 6, mix, realize the sensitization of mud particle charge through II level static mixer 7; Add polymeric flocculant by polymeric flocculant chemicals dosing plant 8 once more, mix through III level static mixer 9, polymer fully is adsorbed on the mud particle surface; Add the inorganic salt hydrophobizing agents by inorganic salt chemicals dosing plant 10 at last, mix forming heavy flco and hydrophobization through IV level static mixer 11, the flow through pipeline of certain distance of the sludge granules that reaction finishes directly enters sludge treatment pond 12.
In sludge treatment pond 12, heavy polyelectrolyte mud floc particle carries out natural subsidence by action of gravity and realizes quick solid-liquid separation, the good mud grain diameter basic controlling of hydrophobicity is at 3-5mm, itself structurally easily forms nature bow member permeable structure, free-water most of this bow member structure that sees through in upper strata directly arrives and passes sludge granules filtering layer 14, metalling 13 by outside thread a pipe and discharge outside the pond; Remaining interstitial water between mud layer utilizes the geotechnological non-woven fabrics of suction water conservancy diversion layer 15 to absorb moisture again, portion of water is absorbed be exposed in the air, by evaporating sunshine; A part is by action of gravity in addition, moisture descends at geotechnological non-woven fabrics, be pooled on the non-woven fabrics of bottom sludge particle filtration layer 14, last big area is oozed down, also realize draining by bottom surface metalling 13, realize fast dewatering at short notice, strengthen the intensity of mud, solved long problem of mud recycling time to the full extent.
The above only is a preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (5)
1. polyelectrolyte sludge rapid dewatering system, it is characterized in that: comprise the Buffer Pool (1) that is connected with dredging plant, the sludge out pipe of Buffer Pool (1) is connected with slush pump (2); Slush pump (2) is connected with sludge treatment pond (12) by magnetic flow meter (3), I level static mixer (5), II level static mixer (7), III level static mixer (9), IV level static mixer (11); On the feed pipe of I level static mixer (5), II level static mixer (7), III level static mixer (9) and IV level static mixer (11), be respectively equipped with alkali lye chemicals dosing plant (4), dispersion agent chemicals dosing plant (6), polymeric flocculant chemicals dosing plant (8) and inorganic salt chemicals dosing plant (10).
2. a kind of polyelectrolyte sludge rapid dewatering system according to claim 1, it is characterized in that: bottom, described sludge treatment pond (12) is provided with metalling (13), upper horizontal at metalling (13) is provided with sludge granules filtering layer (14), and some suction water conservancy diversion layers (15) vertically are set at interval in sludge granules filtering layer (14) top.
3. a kind of polyelectrolyte sludge rapid dewatering system according to claim 2 is characterized in that: described sludge granules filtering layer (14) and suction water conservancy diversion layer (15) are geotechnological non-woven fabrics.
4. a kind of polyelectrolyte sludge rapid dewatering system according to claim 3 is characterized in that: the thickness of described geotechnological non-woven fabrics is 2cm-4cm.
5. according to claim 2,3 or 4 described a kind of polyelectrolyte sludge rapid dewatering systems, it is characterized in that: the thickness of described metalling (13) is 30cm-50cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201508516U CN202080995U (en) | 2011-05-12 | 2011-05-12 | High-speed dehydration system for polyelectrolyte sludge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201508516U CN202080995U (en) | 2011-05-12 | 2011-05-12 | High-speed dehydration system for polyelectrolyte sludge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202080995U true CN202080995U (en) | 2011-12-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201508516U Expired - Lifetime CN202080995U (en) | 2011-05-12 | 2011-05-12 | High-speed dehydration system for polyelectrolyte sludge |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102701567A (en) * | 2012-06-05 | 2012-10-03 | 江苏杰成凯新材料科技有限公司 | Rapid dewatering treatment method for high-water-content dredged silt |
| CN106495422A (en) * | 2016-12-14 | 2017-03-15 | 河海大学 | A kind of processing method of high organic bed mud and its application of aqueous solution |
| CN109422441A (en) * | 2017-08-31 | 2019-03-05 | 宁波弘海众创空间服务有限公司 | A kind of dredged sediment dehydration and drying integral treatment method |
| CN112194333A (en) * | 2020-10-22 | 2021-01-08 | 中国建筑第八工程局有限公司 | Sludge dewatering treatment system and dewatering method thereof |
-
2011
- 2011-05-12 CN CN2011201508516U patent/CN202080995U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102701567A (en) * | 2012-06-05 | 2012-10-03 | 江苏杰成凯新材料科技有限公司 | Rapid dewatering treatment method for high-water-content dredged silt |
| CN106495422A (en) * | 2016-12-14 | 2017-03-15 | 河海大学 | A kind of processing method of high organic bed mud and its application of aqueous solution |
| CN109422441A (en) * | 2017-08-31 | 2019-03-05 | 宁波弘海众创空间服务有限公司 | A kind of dredged sediment dehydration and drying integral treatment method |
| CN112194333A (en) * | 2020-10-22 | 2021-01-08 | 中国建筑第八工程局有限公司 | Sludge dewatering treatment system and dewatering method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111221 |