CN204198567U - The sorting dewatering unit of a kind of river and reservoir deposits - Google Patents
The sorting dewatering unit of a kind of river and reservoir deposits Download PDFInfo
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- CN204198567U CN204198567U CN201420519256.9U CN201420519256U CN204198567U CN 204198567 U CN204198567 U CN 204198567U CN 201420519256 U CN201420519256 U CN 201420519256U CN 204198567 U CN204198567 U CN 204198567U
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- silt
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Abstract
The utility model discloses the sorting dewatering unit of a kind of river and reservoir deposits.Described sorting dewatering unit, comprises organic sorting unit and silt dewatering unit, silt dewatering unit, comprises centrifugal classification device, point bucket and pressure filter.The utility model utilizes organic sorting unit that the silt of river, reservoir is carried out effective sorting, the organic matter sub-elected is collected and transports methane-generating pit or processing organic fertilizer to, the silt sub-elected realizes dehydration through centrifugal classification device, point bucket and the further centrifugal classification of pressure filter, flocculation sediment and filter press concentration successively, containing few moisture in the filter cake finally formed, be convenient to placement, floor space is little, occupying field when drastically reduce the area silt sedimentation, effectively prevent silt loss simultaneously.In addition, the sorting dewatering unit that the utility model is addressed, also has the advantages such as structure is simple, continuity is run, simple and convenient.
Description
Technical field
The utility model relates to the sorting dewatering unit of a kind of river and reservoir deposits.
Background technology
China's area is wide, and the river of high concentration of sediment is numerous, and the problem of river and reservoir sediment accumulation is very serious.River sediment alluvial brings much harm: move after (1) bank erosion water front, jeopardize the safety of the communal facilitys such as bank resident's buildings or structures and traffic, the energy, farmland, water conservancy; (2) channel aggradation river course shoals, and drains off floodwaters, rushes down the decline of big vast ability, affect shipping and cause flooding of rivers; (3) estuary sedimentation causes bay function serious degradation, affects the Sustainable development of port city.In addition, the problem of reservoir sediment accumulation is also very outstanding, and China's reservoir is relatively little and be distributed in the rocky basins such as the Yellow River more, and it is serious that Sediment Siltation can cause reservoir capacity to lose, and annual storage capacity loss accounts for the 0.5%-0.1% of full reservoir capacity.
The means mainly mechanical desilting of Sediment Siltation is reduced in prior art.At present, mechanical desilting technique mainly contains following several: 1. to be excavated by silt by excavating gear on dredger and transported to bank by hull; 2. utilize ship power to drive water pump, produce High-Pressure Water and enter water jet standpipe, by installing the water pistol injection current on water jet standpipe, the silt of deposition river bed being blown and stirs into turbid water shape, flowing away with river, thus play desilting effect; 3. utilize pump to be extracted by silt, and use the transport units such as pipeline to be transported to bank.
But all there is drawback in above-mentioned three kinds of mechanical desilting techniques: 1. the plant desilting technique is not suitable for deepwater work, and operation limitation is large; The 2. to plant desilting mode efficiency low, and that downstream sediment can be caused to deposit increases the weight of simultaneously, can not tackle the problem at its root; 3. the plant desilting mode, and to operate nimble property poor, and can occupy a large amount of soil during cleaning silt, meanwhile, owing to containing a large amount of moisture in mud, very easily form silt loss, property and the safety of the people in serious threat.
Utility model content
For the above-mentioned technical problem existed in prior art, the utility model proposes the sorting dewatering unit of a kind of river and reservoir deposits, this apparatus structure be simple, easy and simple to handle, energy-conserving and environment-protective, sorting and dehydrating effect good.
To achieve these goals, the utility model adopts following technical scheme:
A sorting dewatering unit for river and reservoir deposits, comprises organic sorting unit and silt dewatering unit, wherein:
Organic sorting unit, comprises the first swirler and steel basin;
First swirler is positioned at steel basin inside and adopts upside down, and the first swirler offers the first opening for feed, the first overflow port and the first underflow opening;
An organic matter and silt mixture transfer line are set in the first opening for feed front;
Steel basin lower sides offers silt mouth;
Silt dewatering unit, comprises centrifugal classification device, point bucket and pressure filter;
Centrifugal classification device, comprises the second swirler and three cuff technique, and the second swirler offers the second opening for feed, the second overflow port and the second underflow opening, and three cuff technique offers the 3rd opening for feed, the 3rd overflow port and the 3rd underflow opening;
A silt transfer line is set between silt mouth and the second opening for feed;
One article of overflow product transfer line is set between the second overflow port and the 3rd opening for feed, overflow product transfer line is provided with flocculant mixing device;
Second underflow opening and the 3rd underflow opening are connected with the entrance of point bucket respectively;
Pressure filter is positioned at point bucket rear and is connected with the outlet of point bucket.
Further, be provided with mixing component bottom above-mentioned steel basin, the first swirler is positioned at above mixing component.
Further, organic matter and silt mixture transfer line are provided with shell pump.
Further, silt transfer line is provided with stock pump.
The utility model tool has the following advantages:
The sorting dewatering unit that the utility model is addressed, comprises organic sorting unit and silt dewatering unit, silt dewatering unit, comprises centrifugal classification device, point bucket and pressure filter.The utility model utilizes organic sorting unit that the silt of river, reservoir is carried out effective sorting, the organic matter sub-elected is collected and transports methane-generating pit or processing organic fertilizer to, the silt sub-elected carries out further centrifugal classification, flocculation sediment and filter press concentration through centrifugal classification device, point bucket and pressure filter successively and realizes dehydration, containing few moisture in the filter cake finally formed, be convenient to placement, floor space is little, occupying field when drastically reduce the area silt sedimentation, effectively prevent silt loss simultaneously.In addition, the sorting dewatering unit that the utility model is addressed, the advantage such as also have that structure is simple, continuity is run and simple and convenient.In addition, the second overflow product dependence surplus pressure due to the second swirler directly enters three cuff technique and carries out centrifugal classification, does not need to increase extra power consumption, can reach energy-saving and cost-reducing object.
Accompanying drawing explanation
Fig. 1 is the structural representation of the sorting dewatering unit of river and reservoir deposits in the utility model;
Fig. 2 is the schematic flow sheet of the sorting dewatering process of river and reservoir deposits in the utility model;
Wherein, 1-first swirler, 2-steel basin, 3-organic matter and silt mixture transfer line, 4-shell pump, 5-mixing component, 6-second swirler, 7-three cuff technique, 8-divides bucket, 9-pressure filter, 10-silt transfer line, 11-stock pump, 12-overflow product transfer line, 13-flocculant mixing device;
A-first opening for feed, B-first overflow port, C-first underflow opening, D-silt mouth, E-second opening for feed, F-second overflow port, G-second underflow opening, H-the 3rd opening for feed, I-the 3rd overflow port, J-the 3rd underflow opening.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail:
Shown in composition graphs 1, the sorting dewatering unit of a kind of river and reservoir deposits, comprises organic sorting unit and silt dewatering unit.Wherein, organic sorting unit, for carrying out effective sorting to river and reservoir deposits, obtains organic matter and silt, the organic matter sub-elected is recycled, and the silt sub-elected then realizes dehydration through the further centrifugal classification of silt dewatering unit, flocculation sediment and filter press concentration.
Organic sorting unit, comprises the first swirler 1 and steel basin 2.
First swirler 1 offers the first opening for feed A, the first overflow port B and the first underflow opening C.First swirler 1, is positioned at steel basin 2 inner and adopt upside down, and namely down, the first underflow opening C is directed upwardly in the first overflow port B direction.
An organic matter and silt mixture transfer line 3 are set in the first opening for feed A front, organic matter and silt mixture transfer line 3 are provided with shell pump 4.
By shell pump 4, river and reservoir deposits can be extracted, and it is inner to send into the first swirler 1.
Steel basin 2 lower sides offers silt mouth D.
The utility model adopts inverted first swirler, can be sorted out by the organic matter be mixed with in silt fast and efficiently, makes organic matter can recycling.
In addition, in order to obtain good sediment sorting effect, mixing component 5 can also be set bottom steel basin 2.The silt sub-elected is stirred by mixing component 5 bottom steel basin 2, avoids silt to occur precipitation.
Silt dewatering unit, comprises centrifugal classification device, point bucket 8 and pressure filter 9.
Centrifugal classification device, comprise the second swirler 6 and three cuff technique 7, second swirler 6 offers the second opening for feed E, the second overflow port F and the second underflow opening G, three cuff technique 7 offers the 3rd opening for feed H, the 3rd overflow port I and the 3rd underflow opening J.
A silt transfer line 10 is set between silt mouth D and the second opening for feed E, silt transfer line 10 is provided with stock pump 11.It is inner that the silt sub-elected squeezes into the second swirler 6 through silt mouth D by stock pump 11.
One article of overflow product transfer line 12 is set between the second overflow port F and the 3rd opening for feed H, overflow product transfer line 12 is provided with flocculant mixing device 13.
Second underflow opening G and the 3rd underflow opening J are connected with the entrance of point bucket 8 respectively.
Pressure filter 9 is positioned at point bucket 8 rear and is connected with the outlet of point bucket 8.
By above silt dewatering unit, the moisture in energy effective elimination silt, reduces the floor space of transportation cost and storage.In addition, by shell pump 4 and stock pump 11 and the collaborative work of above-mentioned organic sorting unit, silt dewatering unit, can ensure that the continuity of whole sorting dewatering unit is run.The sorting dewatering process of river and reservoir deposits in the utility model is specifically described below in conjunction with above-mentioned sorting dewatering unit:
Shown in composition graphs 2, the sorting dewatering process of a kind of river and reservoir deposits, it comprises following sorting dehydrating step:
1, silt is extracted: utilize shell pump 4 river, reservoir deposits to be extracted, and it is inner to be transported to the first swirler 1 by silt mixture transfer line 3.
2, sorting is organic: the cement mortar of the first swirler 1 inside carries out sorting fast and effectively, obtains the first underflow product and the first overflow product, and wherein, the first underflow product is organic, and the first overflow product is silt.The organic first underflow opening C that passes through discharges, and it is inner that silt escapes and enter steel basin 2 by the first overflow port B.
The organic matter sub-elected can transport methane-generating pit to and make it turn waste into wealth to produce biogas provide combustion gas and illumination for people or for being made into organic fertilizer, realize organic recycling.
Silt in the utility model, refers to silt in the river and reservoir that the reasons such as soil erosion cause; Organic matter, refers to the plant and animal residues and greasy dirt that contain in silt.
3, stir: in order to obtain good sediment sorting effect, silt is stirred by mixing component 5 in steel basin 2.
4, the first centrifugal classification of silt: it is inner that silt squeezes into the second swirler 6 through silt mouth D by stock pump 11, carry out first centrifugal classification, obtain the second underflow product and the second overflow product, second underflow product escapes and enter in point bucket 8 by the second underflow opening G, and the second overflow product is discharged by the second overflow port F.
5, in the second overflow product, adding flocculation agent, and by flocculant mixing device 13, second overflow product is fully mixed with flocculation agent, is that prerequisite preparation is done in the dehydration of three cuff technique.
6, silt secondary centrifuging sorting: directly enter three cuff technique 7 after the second overflow product fully contacts with flocculation agent, and carry out sorting by surplus pressure.
Because the inlet pressure of three cuff technique 7 is little, after second overflow product enters three cuff technique 7, separation velocity is little, flocculation agent and silt fully react in three cuff technique 7, escape and enter in point bucket 8 as the 3rd underflow product by the 3rd underflow opening J, under the impact of flocculation agent and low pressure, the 3rd overflow product that sorting obtains contains silt hardly and in clear water state, is directly discharged to korneforos by the 3rd overflow port I.The object that centrifugal classification device removes clear water is achieved in this process.
7, divide bucket to dewater: the second underflow product and the 3rd underflow product dewater further in point bucket 8, reduce the moisture of silt, enter pressure filter 9 through the undue bucket sand setting obtained that dewaters, the moisture deviate from enters korneforos.
8, pressure filter press filtration: the sand setting containing a small amount of moisture enters pressure filter press filtration and becomes filter cake, and moisture is directly discharged.Containing few moisture in filter cake, be convenient to place, floor space is little.
Certainly; more than illustrate and be only preferred embodiment of the present utility model; the utility model is not limited to enumerate above-described embodiment; should be noted that; any those of ordinary skill in the art are under the instruction of this specification sheets; made all equivalently to substitute, obvious variant, within the essential scope all dropping on this specification sheets, protection of the present utility model ought to be subject to.
Claims (4)
1. a sorting dewatering unit for river and reservoir deposits, is characterized in that, comprises organic sorting unit and silt dewatering unit, wherein:
Organic sorting unit, comprises the first swirler and steel basin;
First swirler is positioned at steel basin inside and adopts upside down, and the first swirler offers the first opening for feed, the first overflow port and the first underflow opening;
An organic matter and silt mixture transfer line are set in the first opening for feed front;
Steel basin lower sides offers silt mouth;
Silt dewatering unit, comprises centrifugal classification device, point bucket and pressure filter;
Centrifugal classification device, comprises the second swirler and three cuff technique, and the second swirler offers the second opening for feed, the second overflow port and the second underflow opening, and three cuff technique offers the 3rd opening for feed, the 3rd overflow port and the 3rd underflow opening;
A silt transfer line is set between silt mouth and the second opening for feed;
One article of overflow product transfer line is set between the second overflow port and the 3rd opening for feed, overflow product transfer line is provided with flocculant mixing device;
Second underflow opening and the 3rd underflow opening are connected with the entrance of point bucket respectively;
Pressure filter is positioned at point bucket rear and is connected with the outlet of point bucket.
2. the sorting dewatering unit of a kind of river according to claim 1 and reservoir deposits, is characterized in that, is provided with mixing component bottom described steel basin, and the first swirler is positioned at above mixing component.
3. the sorting dewatering unit of a kind of river according to claim 1 and reservoir deposits, is characterized in that, organic matter and silt mixture transfer line are provided with shell pump.
4. the sorting dewatering unit of a kind of river according to claim 1 and reservoir deposits, is characterized in that, silt transfer line is provided with stock pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420519256.9U CN204198567U (en) | 2014-09-10 | 2014-09-10 | The sorting dewatering unit of a kind of river and reservoir deposits |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420519256.9U CN204198567U (en) | 2014-09-10 | 2014-09-10 | The sorting dewatering unit of a kind of river and reservoir deposits |
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| CN204198567U true CN204198567U (en) | 2015-03-11 |
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| CN201420519256.9U Withdrawn - After Issue CN204198567U (en) | 2014-09-10 | 2014-09-10 | The sorting dewatering unit of a kind of river and reservoir deposits |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104261641A (en) * | 2014-09-10 | 2015-01-07 | 山东科技大学 | Separation and dehydration device and process of river and reservoir sediment |
| CN107140761A (en) * | 2017-04-21 | 2017-09-08 | 中铁四局集团有限公司 | A kind of mud-water separation method of diaphram wall discarded slurry |
-
2014
- 2014-09-10 CN CN201420519256.9U patent/CN204198567U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104261641A (en) * | 2014-09-10 | 2015-01-07 | 山东科技大学 | Separation and dehydration device and process of river and reservoir sediment |
| CN104261641B (en) * | 2014-09-10 | 2015-11-25 | 山东科技大学 | The sorting dewatering unit of a kind of river and reservoir deposits and technique |
| CN107140761A (en) * | 2017-04-21 | 2017-09-08 | 中铁四局集团有限公司 | A kind of mud-water separation method of diaphram wall discarded slurry |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150311 Effective date of abandoning: 20151125 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |