CN101496969A - Ventilated anti-blocking composite filter tube structure and method for banding the same - Google Patents
Ventilated anti-blocking composite filter tube structure and method for banding the same Download PDFInfo
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- CN101496969A CN101496969A CNA2009100284303A CN200910028430A CN101496969A CN 101496969 A CN101496969 A CN 101496969A CN A2009100284303 A CNA2009100284303 A CN A2009100284303A CN 200910028430 A CN200910028430 A CN 200910028430A CN 101496969 A CN101496969 A CN 101496969A
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Abstract
The invention relates to an air permeable anti-clogging composite filter tube structure and a seizing method. The air permeable anti-clogging composite filter tube structure has the following four layers from inside to outside: a low flow admittance inner tube, a water filtration layer, an air permeable porous filling material, and a high water permeability enwrapping material. The seizing method comprises the following steps: coating the low flow admittance inner tube which is evenly punched in advance with a layer of the water filtration layer material; sleeving the seized low flow admittance inner tube and the water filtration layer into the cylindrical high water permeability enwrapping material which is formed in advance; filling up the air permeable porous filling material between the water filtration layer and the high water permeability enwrapping material; and connecting the two ends of the whole composite structure with an exhaust pipe and a vent pipe respectively, and sealing the interfaces. The invention has the advantages that the invention solves the clogging problem which is frequently encountered during high water content sludge dredging; and an air permeable vacuum rapid sludge water separation method reaches an optimal effect in the project. The air permeable anti-clogging composite filter tube structure has easily-purchased raw materials, low price, convenient use, simple structure, simple process, and easy generalization and application.
Description
Technical field
What the present invention relates to is a kind of ventilative silting blocking composite filter tube structure and binding method thereof that uses in the ventilative quick mud-water separation measure of vacuum in mud stockyard and hydraulic reclamation epeirogenetic place.This structure is a kind of chimney filter structure that the quick mud-water separation measure of the ventilative vacuum of the high clay content sludge material of high-moisture percentage is used that is directed to especially, belongs to Geotechnical Engineering and correlative technology field.
Background technology
In the training of channel desilting engineering and the engineering of reclaiming land from the sea, all can run into the hydraulic reclamation solidification problem of the high-moisture percentage soil body.For hydraulic reclamation the place of high-moisture percentage mud, if the impeded drainage in place or blowing-filling sludge clay content are higher, then consolidation settlement will be a very long process.In order to carry out next step engineering project or the large-area expropriation of land of second ploughing as early as possible as soon as possible, need to rely on certain engineering to quicken the reduction of high-moisture percentage mud moisture content.In the engineering method of the ventilative quick mud-water separation of vacuum, owing to need not lay sand bedding course as the conventional vacuum preloading method, its all pipe-line system all directly contacts with high-moisture percentage mud, and therefore the chimney filter structure that is adopted must adapt to this special circumstances.In the mud of the high clay content of high-moisture percentage, vacuumize; a topmost problem is exactly the silting problem; a large amount of fine graineds can be blocked the permeable path in the filtering layer material firmly under the effect of pull of vacuum; cause whole tubing to be in a kind of state of sealing, this also is the key of decision engineering measure success or not.In the ventilative quick mud-water separation measure of vacuum, ventilative effect is exactly in order to alleviate the problem of silting, to cooperate special-purpose composite filter tube structure simultaneously, reaching the purpose of the ventilative quick mud-water separation of silting blocking.
Summary of the invention
The objective of the invention is to propose a kind of composite filter tube structure that can in mud stockyard and hydraulic reclamation epeirogenetic place, cooperate the quick mud-water separation method of ventilative vacuum to use, to unite the problem of filtering layer silting in the dredging silt mud-water separation that solves the high clay content of high-moisture percentage.Reach quick reduction mud water content, quicken fixed, the purpose of reduction of erection time.
Technical solution of the present invention: ventilative silting blocking composite filter tube structure, its structure is a four-layer structure, is followed successively by from inside to outside: pipe, drainage layer, ventilating porous crack packing material, high osmosis are crossed the water outsourcing material in the low conductance.
The binding method of ventilative silting blocking composite filter tube is characterized in that this method comprises following processing step:
One, one deck drainage layer 2 material are wrapped in pipe 1 outside in the low conductance that will evenly punch in advance;
Two, the cylindric high osmosis that pipe 1 and drainage layer 2 are nested into prior forming in the low conductance that colligation is good is crossed in the water outsourcing material 4;
Three, cross 4 of water outsourcing materials in drainage layer 2 and high osmosis and fill full ventilating porous crack packing material 3, make high osmosis cross water outsourcing material 4 and fully strutted and tamp;
Four, the two ends with whole composite construction connect pump-line and ventilative pipeline respectively, the seal operation at the line interface place that goes forward side by side, and all tight seal is intact to guarantee all-composite structure.
Advantage of the present invention: solved the silting problem that often runs into when in the high-moisture percentage dredging silt, adopting vacuum method to reduce moisture content, made the ventilative quick mud-water separation method of vacuum in engineering, be reached optimum efficiency.The material that the present invention adopts all be easy on the market to buy, cheap material, cost is lower, and is easy to use.Whole combination filtering layer is simple in structure understands that technology is simple, is easy to large-scale colligation and uses.
Description of drawings
Accompanying drawing 1 is the schematic diagram of ventilative silting blocking composite filter tube structure.
Among the figure 1 is pipe, the 2nd in the low conductance, drainage layer, the 3rd, and ventilating porous crack packing material, the 4th, high osmosis is crossed the water outsourcing material.
Specific implementation method
Contrast accompanying drawing 1, its structure is a four-layer structure, is followed successively by from inside to outside: pipe 1, drainage layer 2, ventilating porous crack packing material 3, high osmosis are crossed water outsourcing material 4 in the low conductance.
Pipe 1 in the described low conductance, conductance is the notion in the hydrodynamics, is under the unit pressure reduction, the size of the throughput of the conduit of flowing through.The relation of conductance and pipe-line system can be analogous to the relation of resistance and circuit.Should be made by the hard plastic pipe (as PVC, PP, PE pipe) of intensive boring by the interior pipe of low conductance, for darker mud stockyard, embedding darker pipe-line system should adopt the galvanized iron conduit of intensive boring as managing in the low conductance, increases its crushing resistance.The diameter of pipe 1 is generally between 3cm～10cm in the low conductance.
Described drainage layer material mainly is individual layer acupuncture geotextiles or nonwoven layer, forms the material of selecting different infiltration coefficients for use according to different sludge granules, to filter fine particle.
Described ventilating porous crack packing material 3, ventilating porous crack packing material is the key effect part of ventilative silting blocking in the ventilative vacuum mud-water separation method, mainly be to adopt grating sand, french drain, iron wire spring, curling materials such as geotechnological barrier preferably, so that enough gas-permeable channels to be provided, simultaneously the high osmosis of outside is crossed the water outsourcing material and strut, make it fully to contact with mud.The filling thickness of ventilating porous crack packing material can suitably be adjusted size at 10cm～20cm according to the implementation condition of engineering construction.
Described high osmosis is crossed water outsourcing material 4, and the high osmosis outsourcing material mainly acts on and is used for wrapping up the porous packing material, makes the porous packing material be unlikely at random.Normal dacron cloth, chemical fibre silk sintering layer of cloth, the contour dank material of nylon mesh of adopting.
The binding method of ventilative silting blocking composite filter tube is characterized in that this method comprises following processing step:
One, one deck drainage layer 2 material are wrapped in pipe 1 outside in the low conductance that will evenly punch in advance.Fine and close drainage layer material is blocked in fine grained in the low conductance and manages outside 1, prevents blocking pipe and the mechanical part that vacuumizes.
Two, the cylindric high osmosis that pipe 1 and drainage layer 2 are nested into prior forming in the low conductance that colligation is good is crossed in the water outsourcing material 4.The permeable retaining mud of high infiltration outsourcing material adds the capillary water absorption effect, the moisture around absorbing, and the length that will note outsourcing material during colligation is slightly greater than the length of drainage layer material.
Three, cross 4 of water outsourcing materials in drainage layer 2 and high osmosis and fill full ventilating porous crack packing material 3, make high osmosis cross water outsourcing material 4 and fully strutted and tamp.Porous crack packing material makes high osmosis cross water outsourcing material 4 and fully contacts with mud, and the exchange of moisture between the mud is more abundant, and the ventilative necessary ventilative operating distance of vacuum is provided simultaneously.
Four, the two ends with whole composite construction connect pump-line and ventilative pipeline respectively, the seal operation at the line interface place that goes forward side by side, and all tight seal is intact to guarantee all-composite structure.The whether intact utilization ratio that directly has influence on ventilative vacuum engineering input of sealing also can better be saved cost.
Claims (6)
1, ventilative silting blocking composite filter tube structure is characterized in that four-layer structure, is followed successively by from inside to outside: pipe, drainage layer, ventilating porous crack packing material, high osmosis are crossed the water outsourcing material in the low conductance.
2, ventilative silting blocking composite filter tube structure according to claim 1 is characterized in that pipe is made by the hard plastic pipe of intensive boring in the described low conductance, the diameter 3cm～10cm of pipe in the low conductance.
3, ventilative silting blocking composite filter tube structure according to claim 1 is characterized in that described drainage layer material is individual layer acupuncture geotextiles or weaves layer of cloth, selects the material of different infiltration coefficients for use, to filter fine particle.
4, ventilative silting blocking composite filter tube structure according to claim 1, it is characterized in that described ventilating porous crack packing material crosses the water outsourcing material with the high osmosis of outside and strut, make it fully to contact the filling thickness 10cm～20cm of ventilating porous crack packing material with mud.
5, ventilative silting blocking composite filter tube structure according to claim 1, it is characterized in that having high osmosis and cross the water outsourcing material, the high osmosis outsourcing material mainly acts on and is used for wrapping up the porous packing material, make the porous packing material be unlikely at random, normal dacron cloth, chemical fibre silk sintering layer of cloth, the contour dank material of nylon mesh of adopting.
6, the binding method of ventilative silting blocking composite filter tube is characterized in that this method comprises following processing step:
One, one deck drainage layer material is wrapped in the tube outside in the low conductance that will evenly punch in advance;
Two, pipe and drainage layer are nested into prior shaping good cylindric high osmosis are crossed in the water outsourcing material in the low conductance that colligation is good;
Three, cross in drainage layer and high osmosis and fill full ventilating porous crack packing material between the water outsourcing material, make high osmosis cross the water outsourcing material and fully strutted and tamp;
Four, the two ends with whole composite construction connect pump-line and ventilative pipeline respectively, the seal operation at the line interface place that goes forward side by side, and all tight seal is intact to guarantee all-composite structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009100284303A CN101496969A (en) | 2009-02-02 | 2009-02-02 | Ventilated anti-blocking composite filter tube structure and method for banding the same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009100284303A CN101496969A (en) | 2009-02-02 | 2009-02-02 | Ventilated anti-blocking composite filter tube structure and method for banding the same |
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| CN101496969A true CN101496969A (en) | 2009-08-05 |
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| CNA2009100284303A Pending CN101496969A (en) | 2009-02-02 | 2009-02-02 | Ventilated anti-blocking composite filter tube structure and method for banding the same |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105776797A (en) * | 2016-03-01 | 2016-07-20 | 浙江工业大学工程设计集团有限公司 | River sludge vacuum dehydration treatment cart |
| CN106390553A (en) * | 2016-08-29 | 2017-02-15 | 赵琎 | Composite filter cylinder press filter |
| CN107805832A (en) * | 2017-11-30 | 2018-03-16 | 浙江新瑞欣精密线锯有限公司 | A kind of actinobacillus device of scroll saw processing |
-
2009
- 2009-02-02 CN CNA2009100284303A patent/CN101496969A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105776797A (en) * | 2016-03-01 | 2016-07-20 | 浙江工业大学工程设计集团有限公司 | River sludge vacuum dehydration treatment cart |
| CN105776797B (en) * | 2016-03-01 | 2018-05-25 | 浙江工业大学工程设计集团有限公司 | Riverway sludge vacuum dehydration handles vehicle |
| CN106390553A (en) * | 2016-08-29 | 2017-02-15 | 赵琎 | Composite filter cylinder press filter |
| CN106390553B (en) * | 2016-08-29 | 2018-06-05 | 赵琎 | Composite filter drum pressure filter |
| CN107805832A (en) * | 2017-11-30 | 2018-03-16 | 浙江新瑞欣精密线锯有限公司 | A kind of actinobacillus device of scroll saw processing |
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Open date: 20090805 |