CN107021588A - A kind of sponge urban construction osmos tube - Google Patents
A kind of sponge urban construction osmos tube Download PDFInfo
- Publication number
- CN107021588A CN107021588A CN201710469250.3A CN201710469250A CN107021588A CN 107021588 A CN107021588 A CN 107021588A CN 201710469250 A CN201710469250 A CN 201710469250A CN 107021588 A CN107021588 A CN 107021588A
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- China
- Prior art keywords
- permeable
- osmos tube
- permeable geotextiles
- urban construction
- sponge urban
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
- C02F9/20—Portable or detachable small-scale multistage treatment devices, e.g. point of use or laboratory water purification systems
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/001—Runoff or storm water
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2305/00—Use of specific compounds during water treatment
- C02F2305/02—Specific form of oxidant
- C02F2305/023—Reactive oxygen species, singlet oxygen, OH radical
Abstract
A kind of sponge urban construction osmos tube disclosed by the invention, including the pvc pipe provided with some through holes, the through hole is provided with filter screen, the pvc pipe surrounding is filled with porous material, it is surrounded by outside the porous material in the first permeable geotextiles, the first permeable geotextiles and is coated with nano-titanium oxide coating layer.The osmos tube of the double-decker, can effectively be received to rainwater, be sustained, and can effectively prevent silt particle or vegetation from entering osmos tube, cause the blocking of osmos tube.
Description
Technical field
The present invention relates to the technical field of osmos tube, more particularly to a kind of sponge urban construction osmos tube.
Background technology
Sponge city refers to that under environmental change, natural calamity city can possess preferable elasticity, rain as sponge
During season to water rise absorb, savings, under blend catharsis, during demand discharge utilize.With using original landform to greatest extent
Looks play the self cleaning to water quality such as the depot action of rainwater, naturally osmotic effect, vegetation and wetland.
In sponge city, the infiltration of rainwater has a multiple technologies way, wherein osmos tube due to floor space it is few, be easy to set
Put, can be used in combination with rain pipe system, there is Regulation capacity.But, also there is shortcoming, such as silt or vegetation root system are certain
Pressure under be easily accessible osmos tube, easily cause infiltration blockage, and can be with cleaning after blocking.
The content of the invention
It is an object of the invention to provide a kind of sponge urban construction osmos tube, one in above-mentioned prior art problem is solved
It is individual or multiple.
A kind of sponge urban construction osmos tube that the present invention is provided, a kind of sponge urban construction osmos tube, including set
There is the pvc pipe of some through holes, the through hole is provided with filter screen, and the pvc pipe surrounding is filled with porous material, the porous material
Outer be surrounded by the first permeable geotextiles, the first permeable geotextiles is coated with nano-titanium oxide coating layer.
In some embodiments, the percent opening of pvc pipe is 2-5%.
In some embodiments, porous material is gravel, mica, sandstone, cobble, perlite, tourmaline, feldspar and stone
The one or more of English kind.
In some embodiments, the method for nano-titanium oxide coating layer is coated with the first permeable geotextiles includes following step
Suddenly：
A1, butyl titanate is added dropwise to 1.5 mol/L-1Potassium acetate solution in and stir, the butyl titanate and second
The volume ratio of sour potassium is 1:1-1:2, the solution being configured to is aged the colloidal sol obtained after 24-36h for preparing titanate again；
A2, the first permeable geotextiles are immersed in 10-20min in the colloidal sol of titanate, are entered in an oven with 200-300 DEG C afterwards
Row drying 2-4h, obtains being coated with the first permeable geotextiles of nano-titanium oxide coating layer.
In some embodiments, pvc pipe is coated with the second permeable geotextiles, and the second permeable geotextiles are provided with
Permeable membrane.
In some embodiments, method of the second permeable geotextiles provided with permeable membrane comprises the following steps：
B1, the cellulose acetate for weighing certain mass are placed in vacuum drying chamber and are dried in vacuo 12h at 40-50 DEG C, to dry
It is separately added under the organic solvent of certain volume, additive and pore creating material normal temperature and is mixed evenly to acetic acid in cellulose acetate
Cellulose is completely dissolved, sealing and standing 12-15h；
B2, polyether sulfone basement membrane is immersed in above-mentioned solution after 30-40s uniformly lifted so that above-mentioned solution uniform coating exists
The surface of polyether sulfone basement membrane, submerges 2-4h in deionized water by the polyether sulfone basement membrane after dip-coating, is then placed in water-bath,
With 40-60 DEG C of water-bath 2-6h, cellulose acetate permeable membrane is obtained；
B3, cellulose acetate permeable membrane is bonded in the second permeable geotextiles, obtains described second provided with permeable membrane permeable
Geotextiles.
In some embodiments, organic solvent is the one or more in Isosorbide-5-Nitrae-dioxane and acetone；The addition
Agent is methanol；The pore creating material is the one or more in lactic acid, zinc chloride and polyethylene glycol.
In some embodiments, the preparation method of the first permeable geotextiles and the second permeable geotextiles is：Fiber is former
The blended shredding of material, combs networking on carding machine, then through lapping, pinprick reinforcement and heat treatment is to obtain described first
Permeable geotextiles and the second permeable geotextiles.
In some embodiments, fiber raw material is one in terylene, polyamide fibre, polypropylene fibre, polyvinyl, staple fibre, cotton, fiber crops
Plant or a variety of.
In some embodiments, the molding structure of the first permeable geotextiles and the second permeable geotextiles is three-dimensional network
Porous channel is provided between structure, fiber.
Beneficial effect：
1st, the osmos tube of the double-decker, the porous material such as first layer gravel is made up of the permeable geotextiles of outsourcing first, can be prevented
Only silt particle, grogs are blocked between entering gravel space, to ensure the smooth of infiltration；The second layer is provided with the porous of filter screen
Pvc pipe, can prevent to enter in osmos tube through the silt or vegetation of the first gravel layer, stifled to prevent from occurring in osmos tube
Plug.
2nd, nano-titanium oxide coating layer, irradiation of the nanometer titanium dioxide coating in sunshine are coated with the first permeable geotextiles
Under can occur photocatalytic effect, there is destruction to the vegetation of the vicinity of osmos tube.Principle is as follows：The titanium oxide layer of outer layer exists
In the presence of sunshine, electronics transits to conduction band from valence band, and the electron-hole pair of generation moves to the surface of titanium oxide layer,
Water that there Hole oxidation is adsorbed and produce oxygen that the hydroxyl radical free radical and electron reduction of reactivity adsorbed and produce super oxygen
Free radical, both plays the role of sterilization, kills vegetation, prevent the root system of vegetation from being grown near osmos tube.
3rd, acetate fiber permeable formation is bonded with the second permeable geotextiles, the permeable formation only allows water under pressure
Pass through, can effectively prevent the small molecule or ion intrusion osmos tube, such as chlorion in the aqueous solution, reduce chlorion to infiltration
The destruction of pipe.
4th, existing porous channel between the three-dimensional fiber web frame of the first permeable geotextiles and the second permeable geotextiles, fiber,
Also there is certain tight ness rating, be the earth working material of good isolation, draining with excellent filterability and water penetration.
Embodiment
The present invention is described in more detail below by embodiment.
Case study on implementation 1：
A1, by the blended shredding of polyester fiber raw material, networking is combed on carding machine, then through lapping, pinprick reinforcement and sizing
It is processed as obtaining the first permeable geotextiles of three-dimensional fiber web frame；
A2, butyl titanate is added dropwise to 1.5 mol/L-1Potassium acetate solution in and stir, the butyl titanate and second
The volume ratio of sour potassium is 1:1, the solution being configured to is aged the colloidal sol obtained after 24h for preparing titanate again；
A3, the first permeable geotextiles are immersed in 10min in the colloidal sol of titanate, are dried in an oven with 200 DEG C afterwards
2h, obtains being coated with the first permeable geotextiles of nano-titanium oxide coating layer；
A4, by the blended shredding of polyester fiber raw material, networking is combed on carding machine, then through lapping, pinprick reinforcement and sizing
It is processed as obtaining the second permeable geotextiles of three-dimensional fiber web frame；
A5, the cellulose acetate for weighing certain mass are placed in vacuum drying chamber and are dried in vacuo 12h at 40 DEG C, to dry acetic acid
It is separately added under the 1,4- dioxane of certain volume, methanol and lactic acid normal temperature and is mixed evenly to acetate fiber in cellulose
Element is completely dissolved, sealing and standing 12h；
A6, polyether sulfone basement membrane is immersed in above-mentioned solution after 30s uniformly lifted so that above-mentioned solution uniform coating is in polyethers
The surface of sulfuryl film, submerges 2h in deionized water by the polyether sulfone basement membrane after dip-coating, is then placed in water-bath, with 40 DEG C
Water-bath 2h, obtains cellulose acetate permeable membrane；
A7, cellulose acetate permeable membrane is bonded in the second permeable geotextiles, obtains described second provided with permeable membrane permeable
Geotextiles；
A8, some through holes are provided with pvc pipe, percent opening is 2%, through hole is provided with filter screen, pvc pipe outsourcing is provided with permeable membrane
Second permeable geotextiles, fill in pvc pipe surrounding and are surrounded by the first permeable soil for being coated with nano-titanium oxide coating layer outside gravel, gravel
Work cloth.
Case study on implementation 2：
B1, by the blended shredding of staple fibre raw material, networking is combed on carding machine, then through lapping, pinprick reinforcement and sizing
It is processed as obtaining the first permeable geotextiles of three-dimensional fiber web frame；
B2, butyl titanate is added dropwise to 1.5 mol/L-1Potassium acetate solution in and stir, the butyl titanate and second
The volume ratio of sour potassium is 1:2, the solution being configured to is aged the colloidal sol obtained after 36h for preparing titanate again；
B3, the first permeable geotextiles are immersed in 20min in the colloidal sol of titanate, are dried in an oven with 300 DEG C afterwards
4h, obtains being coated with the first permeable geotextiles of nano-titanium oxide coating layer；
B4, by the blended shredding of staple fibre raw material, networking is combed on carding machine, then through lapping, pinprick reinforcement and sizing
It is processed as obtaining the second permeable geotextiles of three-dimensional fiber web frame；
B5, the cellulose acetate for weighing certain mass are placed in vacuum drying chamber and are dried in vacuo 12h at 50 DEG C, to dry acetic acid
Be separately added into cellulose under the acetone of certain volume, methanol and zinc chloride normal temperature be mixed evenly it is complete to cellulose acetate
Dissolving, sealing and standing 15h；
B6, polyether sulfone basement membrane is immersed in above-mentioned solution after 40s uniformly lifted so that above-mentioned solution uniform coating is in polyethers
The surface of sulfuryl film, submerges 4h in deionized water by the polyether sulfone basement membrane after dip-coating, is then placed in water-bath, with 60 DEG C
Water-bath 6h, obtains cellulose acetate permeable membrane；
B7, cellulose acetate permeable membrane is bonded in the second permeable geotextiles, obtains described second provided with permeable membrane permeable
Geotextiles；
B8, some through holes are provided with pvc pipe, percent opening is 5%, through hole is provided with filter screen, pvc pipe outsourcing is provided with permeable membrane
Second permeable geotextiles, fill in pvc pipe surrounding and are surrounded by the first permeable soil for being coated with nano-titanium oxide coating layer outside cobble, cobble
Work cloth.
Case study on implementation 3：
C1, by the blended shredding of cotton fiber raw material, comb networking on carding machine, then through lapping, pinprick reinforcement and sizing at
Manage to obtain the first permeable geotextiles of three-dimensional fiber web frame；
C2, butyl titanate is added dropwise to 1.5 mol/L-1Potassium acetate solution in and stir, the butyl titanate and second
The volume ratio of sour potassium is 1:1.5, the solution being configured to is aged the colloidal sol obtained after 30h for preparing titanate again；
C3, the first permeable geotextiles are immersed in 15min in the colloidal sol of titanate, are dried in an oven with 250 DEG C afterwards
3h, obtains being coated with the first permeable geotextiles of nano-titanium oxide coating layer；
C4, by the blended shredding of cotton fiber raw material, comb networking on carding machine, then through lapping, pinprick reinforcement and sizing at
Manage to obtain the second permeable geotextiles of three-dimensional fiber web frame；
C5, the cellulose acetate for weighing certain mass are placed in vacuum drying chamber and are dried in vacuo 12h at 45 DEG C, to dry acetic acid
Be separately added into cellulose under the acetone of certain volume, methanol and polyethylene glycol normal temperature be mixed evenly it is complete to cellulose acetate
Fully dissolved, sealing and standing 13h；
C6, polyether sulfone basement membrane is immersed in above-mentioned solution after 35s uniformly lifted so that above-mentioned solution uniform coating is in polyethers
The surface of sulfuryl film, submerges 3h in deionized water by the polyether sulfone basement membrane after dip-coating, is then placed in water-bath, with 50 DEG C
Water-bath 4h, obtains cellulose acetate permeable membrane；
C7, cellulose acetate permeable membrane is bonded in the second permeable geotextiles, obtains described second provided with permeable membrane permeable
Geotextiles；
C8, some through holes are provided with pvc pipe, percent opening is 3%, through hole is provided with filter screen, pvc pipe outsourcing is provided with permeable membrane
Second permeable geotextiles, fill in pvc pipe surrounding and are surrounded by the first permeable soil for being coated with nano-titanium oxide coating layer outside mica, mica
Work cloth.
The osmos tube of the double-decker for the case study on implementation that the present invention is provided, can effectively be received to rainwater, be sustained, and
It can effectively prevent silt particle or vegetation from entering osmos tube, cause the blocking of osmos tube.
Presented above is only the preferred embodiment of the present invention, it is noted that to those skilled in the art, not
On the premise of departing from the invention design, various modifications and improvements can be made, these also should be regarded as the protection model of invention
Within enclosing.
Claims (10)
1. a kind of sponge urban construction osmos tube, it is characterised in that including the pvc pipe provided with some through holes, on the through hole
Provided with filter screen, the pvc pipe surrounding is filled with porous material, is surrounded by the first permeable geotextiles outside the porous material, and described the
Nano-titanium oxide coating layer is coated with one permeable geotextiles.
2. a kind of sponge urban construction osmos tube according to claim 1, it is characterised in that the perforate of the pvc pipe
Rate is 2-5%.
3. a kind of sponge urban construction osmos tube according to claim 1, it is characterised in that the porous material is gravel
The one or more that stone, mica, sandstone, cobble, perlite, tourmaline, feldspar and quartz are planted.
4. a kind of sponge urban construction osmos tube according to claim 1, it is characterised in that the first permeable geotechnique
The method that nano-titanium oxide coating layer is coated with cloth comprises the following steps：
A1, butyl titanate is added dropwise to 1.5 mol/L-1Potassium acetate solution in and stir, the butyl titanate and second
The volume ratio of sour potassium is 1:1-1:2, the solution being configured to is aged the colloidal sol obtained after 24-36h for preparing titanate again；
A2, the first permeable geotextiles are immersed in 10-20min in the colloidal sol of titanate, are entered in an oven with 200-300 DEG C afterwards
Row drying 2-4h, obtains being coated with the first permeable geotextiles of nano-titanium oxide coating layer.
5. a kind of sponge urban construction osmos tube according to claim 1, it is characterised in that the pvc pipe outer cladding
There are the second permeable geotextiles, the second permeable geotextiles are provided with permeable membrane.
6. a kind of sponge urban construction osmos tube according to claim 5, it is characterised in that the second permeable geotechnique lays
The method for having permeable membrane comprises the following steps：
B1, the cellulose acetate for weighing certain mass are placed in vacuum drying chamber and are dried in vacuo 12h at 40-50 DEG C, to dry
It is separately added under the organic solvent of certain volume, additive and pore creating material normal temperature and is mixed evenly to acetic acid in cellulose acetate
Cellulose is completely dissolved, sealing and standing 12-15h；
B2, polyether sulfone basement membrane is immersed in above-mentioned solution after 30-40s uniformly lifted so that above-mentioned solution uniform coating exists
The surface of polyether sulfone basement membrane, submerges 2-4h in deionized water by the polyether sulfone basement membrane after dip-coating, is then placed in water-bath,
With 40-60 DEG C of water-bath 2-6h, cellulose acetate permeable membrane is obtained；
B3, cellulose acetate permeable membrane is bonded in the second permeable geotextiles, obtains described second provided with permeable membrane permeable
Geotextiles.
7. a kind of sponge urban construction osmos tube according to claim 6, it is characterised in that the organic solvent is 1,
One or more in 4- dioxane and acetone；The additive is methanol；The pore creating material is lactic acid, zinc chloride and poly- second
One or more in glycol.
8. a kind of sponge urban construction osmos tube according to any claim in claim 1-7, it is characterised in that
The preparation method of the first permeable geotextiles and the second permeable geotextiles is：By the blended shredding of fiber raw material, combing
Comb networking on machine, then through lapping, pinprick reinforcement and heat treatment be to obtain described the first permeable geotextiles and second permeable
Geotextiles.
9. a kind of sponge urban construction osmos tube according to claim 8, it is characterised in that the fiber raw material is
One or more in terylene, polyamide fibre, polypropylene fibre, polyvinyl, staple fibre, cotton, fiber crops.
10. a kind of sponge urban construction osmos tube according to claim 8, it is characterised in that the first permeable soil
Work cloth and the molding structure of the second permeable geotextiles are that porous channel is provided between three-dimensional fiber web frame, fiber.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710469250.3A CN107021588A (en) | 2017-06-20 | 2017-06-20 | A kind of sponge urban construction osmos tube |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710469250.3A CN107021588A (en) | 2017-06-20 | 2017-06-20 | A kind of sponge urban construction osmos tube |
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Family
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| CN201710469250.3A Pending CN107021588A (en) | 2017-06-20 | 2017-06-20 | A kind of sponge urban construction osmos tube |
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| CN108467506A (en) * | 2018-03-30 | 2018-08-31 | 江苏冰溶管业有限公司 | A kind of preparation method of osmos tube |
| CN108503871A (en) * | 2018-03-30 | 2018-09-07 | 江苏冰溶管业有限公司 | A kind of osmos tube |
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| CN108467506A (en) * | 2018-03-30 | 2018-08-31 | 江苏冰溶管业有限公司 | A kind of preparation method of osmos tube |
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Application publication date: 20170808 |