CN207062100U - A kind of Drain contamination for river channel mouth pretreatment unit - Google Patents
A kind of Drain contamination for river channel mouth pretreatment unit Download PDFInfo
- Publication number
- CN207062100U CN207062100U CN201720734535.0U CN201720734535U CN207062100U CN 207062100 U CN207062100 U CN 207062100U CN 201720734535 U CN201720734535 U CN 201720734535U CN 207062100 U CN207062100 U CN 207062100U
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- China
- Prior art keywords
- pretreatment unit
- river channel
- channel mouth
- filter material
- sewage
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Abstract
The utility model discloses a kind of Drain contamination for river channel mouth pretreatment unit, solves when impurity is entered in sewage-treatment plant, and it easily influences the mechanism operation inside device, causes sewage-treatment plant to damage and can not continue to run with, its drip irrigation device is：Including the porous soil filter material bag being arranged on below blowdown tube opening and around the biofilter material isolation strip being located on the outside of porous soil filter material bag, micropore aeration pipe is additionally provided between the bottom and biofilter material isolation strip of the porous soil filter material bag, avoids the influence that the impurity such as silt, paper are run to sewage-treatment plant.
Description
Technical field
It the utility model is related to river course processing, more particularly to a kind of Drain contamination for river channel mouth pretreatment unit.
Background technology
City river pollution is one of great environmental and public health problem that China major part city generally faces.Cause
The reason for city river pollutes is unsound mainly due to urban sewage pipe network, causes the unprocessed just direct row of a large amount of sanitary sewages
Enter river course.
Sewage outlet is generally located on river levee, is by sewage（Rainwater）The structures discharged to river course.Its task is
Make the sewage of discharge（Rainwater）Farthest mixed as early as possible with the water in water body, obtain the pollutant in sewage effluent
It must dilute to spread and further degrade as early as possible and purify.Bank is generally divided into according to the position of floss hole and concentrates floss hole, middle of the river collection
Middle floss hole or scattered floss hole.In order to ensure the clean-up effect of sewage, typically various sewage disposal dresses can be designed in sewage draining exit
Put, drained into again in river course after handling sewage, yet with the impurity such as silt, paper are easily mingled with sewage, when miscellaneous
When matter is entered in processing unit, its easily influence inside device mechanism operation, cause sewage-treatment plant damage and can not
Continue to run with.
Utility model content
The purpose of this utility model is to provide a kind of Drain contamination for river channel mouth pretreatment unit, avoids the impurity such as silt, paper
Influence to sewage-treatment plant operation.
Above-mentioned technical purpose of the present utility model technical scheme is that：
A kind of Drain contamination for river channel mouth pretreatment unit, including be arranged on porous soil filter material bag below blowdown tube opening and
Around the biofilter material isolation strip being located on the outside of porous soil filter material bag, the bottom of the porous soil filter material bag and biofilter material every
Micropore aeration pipe is additionally provided between band.
By using above-mentioned technical proposal, the pretreatment unit is set below the opening of blow-off pipe, passes through porous soil property
The impurity such as the design of filter material bag, the scraps of paper that can be used in filtering in the sewage of blow-off pipe discharge, polybag, silt, and pass through dirt
The effects such as water is filtered, adsorbed, ion exchange, Preliminary sewage is evolved；Then, it is micro- below porous soil filter material bag
Hole aeration tube by aeration, sewage is supplied oxygen by force, reinforcement biochemical reaction, and then play to the oxidation operation in sewage,
The effect of pretreatment；Finally, by the design of biofilter material isolation strip, biofilter material in terms of physics microstructure to showing as
Surface micropore is flourishing and is reasonably distributed, and average micro-pore diameter is about 200 microns, and the microorganism being grown in micropore not easily runs off,
Even if inoperative also keeping strain to survive for a long time so that aeration tube can intermitten service, save the energy that aeration tube is consumed；
Meanwhile the specific surface area of biofilter material is big, can apposition growth, a large amount of microorganisms of breeding, can bear the volume of BAF
Lotus increases, and degradation rate significantly improves；In addition, its quality is light, intensity is high, rub resistance, resistance to rinse, poisonous does not have to water body release
Evil thing, has good physics, chemistry and hydraulic characteristic, the requirement of different sewage purification is adaptable to, to by porous soil
The sewage of filter material bag filtering is further purified, and sewage is had after the device to the harmful substance in sewage
Good removal effect, proper environment condition is built for the maintenance of follow-up water quality.
Preferably, the week side of boss of the blow-off pipe is provided with the support of fixed biofilter material isolation strip.
By using above-mentioned technical proposal, support is designed to for fixing biofilter material isolation strip, and can be facilitated
The installation of biofilter material isolation strip, by the fixation of support, avoid biofilter material isolation strip and occur to float in the week side of boss of blow-off pipe
Move and influence treatment effect of the device to sewage.
Preferably, the porous soil filter material bag includes Pozzolanic feature soil interlayer and for coating Pozzolanic feature soil folder
The non-woven bag body of layer.
By using above-mentioned technical proposal, the design of non-woven bag body has preferable water penetration, is pressed from both sides in Pozzolanic feature soil
Layer is outside to set non-woven bag body, and non-woven fabrics first will not produce large effect to the filtered speed of sewage, secondly, can
Slow down under the washing away due to sewage, the rate of wear of Pozzolanic feature soil interlayer, reduce due to abrasion and from Pozzolanic feature soil interlayer
The Pozzolanic feature soil of middle disengaging.
Preferably, the opening of the non-woven bag body is provided with bracing wire, the guy winding is on support.
By using above-mentioned technical proposal, the position for being designed to control porous soil filter material bag of bracing wire, facilitate worker
Change or dismount in porous soil filter material bag, when the impurity accumulation in the inner chamber of porous soil filter material bag is excessive,
Dismounting can will be lifted in porous soil filter material bag by bracing wire, and facilitate cleaning and replacing in porous soil filter material bag.
Preferably, the locating dowel for guy winding is provided with the support.
By using above-mentioned technical proposal, locating dowel be designed to avoid bracing wire on support left and right sliding, avoid by
In bracing wire or so sliding and caused by porous soil filter material bag position change.
Preferably, the biofilter material isolation strip includes and is fixed on blocking water band and hanging on support and blocks water band
The biological linked network of lower section.
By using above-mentioned technical proposal, block water band and be located on the liquid level in river course, can further obstruct from porous soil
The impurity such as the oil slick that is dropped out in filter material bag, the scraps of paper.
It is connected to the dictyosome blocked below water band preferably, the biological linked network includes and is close-coupled on dictyosome
Some biofilter materials.
By using above-mentioned technical proposal, being designed to be used for of dictyosome hangs biofilter material, sewage before river course is entered,
Purified by biofilter material, and biofilter material is located at the lower section of porous soil filter material bag, sewage needs after the isolation of water band is blocked
River course could be entered by wanting descending, make contact of the sewage with biofilter material before river course is entered more abundant.
Preferably, described block is provided with some pipe clamps for micropore aeration pipe installation on water band.
By using above-mentioned technical proposal, the installation for being designed to be easy to micropore aeration pipe of pipe clamp, and because micropore exposes
Tracheae is located at the lower section of porous soil filter material bag, and the mobility of its present position sewage is larger, can play immobilized film pipe
Effect, the water impact for avoiding aeration tube from receiving is excessive and accelerates the loss of aeration tube.
In summary, the utility model has the advantages that：
1st, Drain contamination for river channel mouth pretreatment unit installation is simple, is applicable to various small-sized sewage draining exits, passes through porous soil
Filter material bag and the design of biofilter material isolation strip, and handled by the reinforcement biochemical reaction of micropore aeration pipe, in sewage
Organic matter and impurity have good removal effect；
2nd, the Drain contamination for river channel mouth pretreatment unit can facilitate porous soil filter material bag by the design of support, drawstring
Change and clean, avoid because the obstruction of the impurity such as silt, paper influences the discharge of sewage.
Brief description of the drawings
Fig. 1 is a kind of overall structure diagram of Drain contamination for river channel mouth pretreatment unit；
Fig. 2 is the diagrammatic cross-section of porous soil filter material bag；
Fig. 3 is the structural representation of biological linked network.
In figure, 1, blow-off pipe；2nd, support；21st, linking arm；22nd, installing arm；221st, locating dowel；3rd, porous soil filter material bag；
31st, non-woven bag body；32nd, Pozzolanic feature soil interlayer；33rd, bracing wire；4th, biofilter material isolation strip；41st, water band is blocked；411st, pipe clamp；
42nd, biological linked network；421st, dictyosome；422nd, biofilter material；43rd, reinforcing bar；5th, river levee；6th, micropore aeration pipe；61st, aeration opening.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Referring to Fig. 1, a kind of Drain contamination for river channel mouth pretreatment unit, including it is symmetricly set on two of the opening of blow-off pipe 1 both sides
Frame 2.Porous soil filter material bag 3 and biological filter isolation strip 4 are connected with support 2.Support 2 is L-shaped, including passes through spiral shell with river levee 5
Tether the linking arm 21 connect and the installing arm 22 connected for porous soil filter material bag 3 and biological filter isolation strip 4.
Referring to Fig. 1 and Fig. 2, porous soil filter material bag 3 is in offer the cuboid of cavity, and its cavities open is towards blowdown
The mouth of pipe of pipe 1.Porous soil filter material bag 3 includes non-woven bag body 31, and non-woven bag body 31 includes two-layer nonwoven, two layers of nothing
Pozzolanic feature soil interlayer 32 is filled between spinning cloth.Pozzolanic feature soil has a diameter of 0.1-4 μm of hole, and its specific surface area is
1-5 ㎡/m3, particle diameter 1-10nm.Non-woven bag body 31 is located at its four edge that are open and is respectively connected with bracing wire 33, bracing wire
33 end is around being located in the installing arm 22 of support 2.The both sides that installing arm 22 is located at the opening of blow-off pipe 1 are provided with and twined for bracing wire 33
Around fixed locating dowel 221.
Referring to Fig. 1 and Fig. 3, biological filter isolation strip 4 includes around the periphery for being located at porous soil filter material bag 3 and is fixed on branch
The biological linked network 42 blocked water band 41 and being suspended on and block the lower section of water band 41 on frame 2.Water band 41 is blocked to be built by cement or concrete
Block, which is piled up, to be formed, and it is connected on support 2 by the reinforcing bar 43 being arranged on support 2.Block water band 41 towards the side of river levee 5 with
River levee 5 abuts against.Biological linked network 42, which is arranged on, blocks the lower section that water band 41 is located at porous soil filter material bag 3, and is filtered with porous soil property
Space is left between material bag 3, biological linked network 42 includes dictyosome 421 and some biofilter materials being close-coupled on dictyosome 421
422.The flora for sewage disposal is loaded with biofilter material 422, by the metabolism of flora, absorbs and eliminates in water body
The organic matters such as nitrogen phosphorus, so as to reduce the content of total phosphorus in water, total nitrogen, avoid body eutrophication.
Referring to Fig. 1, some micropores are equipped with the space between porous soil filter material bag 3 and biological filter isolation strip 4
Aeration tube 6, the aeration opening 61 of micropore aeration pipe 6 are arranged on one end towards biological pipe network.Promising micro-pore aeration is set on river levee 5
Pipe 6 provides the high pressure blower of aeration power.The side for blocking water band 41 towards porous soil filter material bag 3 is provided with for micro-pore aeration
Pipe 6 wears some pipe clamps 411 of installation.
After the sewage draining exit in river course installs the pretreatment unit, when sanitary sewage discharges from sewage draining exit, it is emitted into first
In the cavity of porous soil filter material bag 3, sewage is filtered by Pozzolanic feature soil interlayer 32, and water body is from Pozzolanic feature soil interlayer
In hole in 32 by, and the impurity such as blade, paper scrap, oil slick in sewage is trapped in the cavity of hole soil property filter material bag 3,
Water body is set to be separated with insoluble suspension.For sewage in the filter process of Pozzolanic feature soil interlayer 32, water body can also be with Pozzolanic feature
Native interlayer 32 carries out ion exchange, and the ammonia nitrogen in sewage is tentatively adsorbed in Pozzolanic feature soil interlayer 32.After filtering
Sewage is attached to the microorganism in biological filter isolation strip 4 in metabolism, further absorption is dirty by biological filter isolation strip 4
Body eutrophication material in water.And it is aerated by micropore aeration pipe 6, increases the oxygen content in water body, destroy water
Anaerobic environment in body, the ammonia nitrogen in water body can not be carried out reaction and produce amine substance, and then it is smelly to avoid water body.
When the insoluble impurities accumulation in porous soil filter material bag 3 is excessive, by pulling bracing wire 33, make porous soil
Filter material bag 3 is moved up with respect to river course liquid level, and the drawstring being strapped in locating dowel 221 is untied, enables porous soil filter material bag 3
Disassembled from support 2, facilitate the cleaning and replacing of porous soil filter material bag 3, while insoluble impurities can be carried out
Recovery landfill.
This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model
Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but
As long as all protected in right of the present utility model by Patent Law.
Claims (8)
- A kind of 1. Drain contamination for river channel mouth pretreatment unit, it is characterised in that the porous soil including being arranged on blow-off pipe (1) opening lower section Filter material bag (3) and around the biofilter material isolation strip (4) being located on the outside of porous soil filter material bag (3), the porous soil property filter Micropore aeration pipe (6) is additionally provided between the bottom and biofilter material isolation strip (4) of material bag (3).
- 2. a kind of Drain contamination for river channel mouth pretreatment unit according to claim 1, it is characterised in that the blow-off pipe (1) The week side of boss is provided with the support (2) of fixed biofilter material isolation strip (4).
- A kind of 3. Drain contamination for river channel mouth pretreatment unit according to claim 2, it is characterised in that the porous soil filter material Bag (3) includes Pozzolanic feature soil interlayer (32) and the non-woven bag body (31) for coating Pozzolanic feature soil interlayer (32).
- A kind of 4. Drain contamination for river channel mouth pretreatment unit according to claim 3, it is characterised in that the non-woven bag body (31) opening is provided with bracing wire (33), and the bracing wire (33) is wrapped on support (2).
- 5. a kind of Drain contamination for river channel mouth pretreatment unit according to claim 4, it is characterised in that set on the support (2) It is equipped with the locating dowel (221) for bracing wire (33) winding.
- A kind of 6. Drain contamination for river channel mouth pretreatment unit according to claim 1, it is characterised in that the biofilter material isolation Band (4) includes the water band (41) and hanging on of blocking being fixed on support (2) and blocks biological linked network (42) below water band (41).
- A kind of 7. Drain contamination for river channel mouth pretreatment unit according to claim 6, it is characterised in that the biological linked network (42) Include and be connected to the dictyosome (421) blocked below water band (41) and some biofilter materials being close-coupled on dictyosome (421) (422)。
- 8. a kind of Drain contamination for river channel mouth pretreatment unit according to claim 6, it is characterised in that described to block on water band (41) It is provided with some pipe clamps (411) for micropore aeration pipe (6) installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720734535.0U CN207062100U (en) | 2017-06-22 | 2017-06-22 | A kind of Drain contamination for river channel mouth pretreatment unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720734535.0U CN207062100U (en) | 2017-06-22 | 2017-06-22 | A kind of Drain contamination for river channel mouth pretreatment unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207062100U true CN207062100U (en) | 2018-03-02 |
Family
ID=61509374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720734535.0U Expired - Fee Related CN207062100U (en) | 2017-06-22 | 2017-06-22 | A kind of Drain contamination for river channel mouth pretreatment unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207062100U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111807451A (en) * | 2020-07-17 | 2020-10-23 | 长沙理工大学 | Device and method for reducing pollution of lake and reservoir dredging to surrounding water body |
| CN111807452A (en) * | 2020-07-17 | 2020-10-23 | 长沙理工大学 | Device and method for reducing pollution of river dredging to downstream water body |
-
2017
- 2017-06-22 CN CN201720734535.0U patent/CN207062100U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111807451A (en) * | 2020-07-17 | 2020-10-23 | 长沙理工大学 | Device and method for reducing pollution of lake and reservoir dredging to surrounding water body |
| CN111807452A (en) * | 2020-07-17 | 2020-10-23 | 长沙理工大学 | Device and method for reducing pollution of river dredging to downstream water body |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180302 Termination date: 20190622 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |