CN207918649U - A kind of pretreatment unit of sewage draining exit - Google Patents
A kind of pretreatment unit of sewage draining exit Download PDFInfo
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- CN207918649U CN207918649U CN201820180791.4U CN201820180791U CN207918649U CN 207918649 U CN207918649 U CN 207918649U CN 201820180791 U CN201820180791 U CN 201820180791U CN 207918649 U CN207918649 U CN 207918649U
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- draining exit
- sewage draining
- pretreatment unit
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- sewage
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Abstract
The utility model is related to river cleaning equipments,Particularly disclose a kind of pretreatment unit of sewage draining exit,The speed that sewage is discharged into much is not achieved in the speed for solving river pollution,The problem of being difficult to administer for river pollution,Its key points of the technical solution are that,Sewage first passes through the preliminary filtering by screen pipe,The impurity of bulky grain is filtered,Sewage is efficiently separated by solid-liquid separation by ultrafiltration module again,The oxygen content in sewage is improved by being aerated component,Ammonia nitrogen pollutant is removed convenient for the aerobic microbiological of high concentration,Simultaneously,Aeration component clears up ultrafiltration module,Prevent sludge blockage ultrafiltration module,It ensure that the filter effect of ultrafiltration module is good,The water for reaching ground Table V class water quality standard after purification is discharged in river finally by outlet pipe,Reduce the amount for being discharged into pollutant in river,Alleviate the pressure of Discussion On Measures of Rivers Pollution Treatment.
Description
Technical field
The utility model is related to river cleaning equipment, more particularly to a kind of pretreatment unit of sewage draining exit.
Background technology
With the increasingly raising of people's living standard, people increasingly pay attention to the protection of environment, especially in recent years,
The improvement of river pollution increasingly becomes the emphasis of environmental protection.
River pollution refer to untreated industrial wastewater, sanitary sewage, agricultural drain and other harmful substances directly or
The phenomenon that entering river indirectly, be more than the self-purification capacity in river, water quality deterioration and biocoene is caused to change.The dilution in river is certainly
Net energy power is strong, is conducive to pollutant diffusion, degradation, but since many big industrial areas and city be with being built upon riverfront in the world at present
Area, a large amount of waste discharges enter river, cause most of rivers by different degrees of pollution.
Currently, in production and living, the Discussion On Measures of Rivers Pollution Treatment mode taken is that sewage is drained into river, then to river
Purified treatment is carried out, such processing mode is often resulted in much is not achieved the speed that sewage is discharged into for the speed of river pollution
Degree, thus the huge pressure for caused by the improvement of river pollution.
Utility model content
The purpose of this utility model is to provide a kind of pretreatment unit of sewage draining exit, it is advantageous that, by sewage draining exit
Sewage pre-processed, reduce the amount for being discharged into pollutant in river, alleviate the pressure of Discussion On Measures of Rivers Pollution Treatment.
The above-mentioned technical purpose of the utility model technical scheme is that：
A kind of pretreatment unit of sewage draining exit, including canyon and reative cell are equipped in reative cell and are connected with sewage draining exit
The water inlet pipe that connects, the screen pipe being connected with water inlet pipe, the MBR reaction chambers being arranged outside the screen pipe and with MBR reaction chambers
The outlet pipe being connected is equipped with ultrafiltration module in the MBR reaction chambers, aeration component, institute is equipped with below ultrafiltration module
State the air blower of the promising aeration component gas supply of installation in canyon.
By using above-mentioned technical proposal, sewage first passes through the preliminary filtering by screen pipe, by the impurity of bulky grain into
Row filtering, then sewage is efficiently separated by solid-liquid separation by ultrafiltration module, it is improved by aeration component oxygen-containing in sewage
Amount removes ammonia nitrogen pollutant convenient for the aerobic microbiological of high concentration, meanwhile, aeration component clears up ultrafiltration module, prevents
Sludge blockage ultrafiltration module ensure that the filter effect of ultrafiltration module is good, reach ground by purified finally by outlet pipe
The water of Table V class water quality standard is discharged in river, reduces the amount for being discharged into pollutant in river, alleviates the pressure of Discussion On Measures of Rivers Pollution Treatment
Power.
Preferably, the screen pipe is connected with diversion mechanism, the diversion mechanism includes several isocons, the ultrafiltration
Component includes several ultra filtration units, the connection corresponding with the ultra filtration unit of each isocon.
Screen pipe will be passed through by the setting of diversion mechanism, isocon, ultra filtration unit by using above-mentioned technical proposal
The sewage tentatively filtered is shunted, and multiple ultra filtration units are simultaneously filtered sewage, to improve the mistake of ultrafiltration module
Filter efficiency.
Preferably, the ultra filtration unit includes ultrafiltration membrane, the material of ultrafiltration membrane is PVDF.
By using above-mentioned technical proposal, there is good hydrophily, the film of ultrafiltration membrane using ultrafiltration membrane made of PDVF
It is 30 to 35 degree that silk, which has long-term hydrophilicity, hydrolysis feeler, can obtain higher water flowing under lower transmembrane pressure
Amount, meanwhile, there are the performances such as good resistant to chemical etching, resistance to oxidation and light aging resisting, convenient for cleaning and being used for a long time repeatedly,
To improve the anti-fouling performance of ultrafiltration membrane.
Preferably, the aeration component includes the aeration unit consistent with the ultra filtration unit quantity, the aeration
Unit is installed on the underface of the ultra filtration unit.
It by using above-mentioned technical proposal, is constantly aerated by aeration unit, is had as bacterium in ensureing water body
Under the premise of required high concentration dissolved oxygen, the surface of ultrafiltration membrane is constantly cleaned, ensure that the membrane flux of ultrafiltration membrane, from
And it ensure that the filter effect of ultrafiltration membrane is good.
Preferably, the screen pipe includes tube body and the filtration core that is removably mounted in the tube body, the tube body
Inside it is provided with the locating piece for being limited to the filtration core.
By using above-mentioned technical proposal, by the setting of locating piece, improve filtration core installed in screen pipe it is steady
It is qualitative, prevent filtration core in the impact lower slider of sewage, filtration core is removably mounted in tube body, can be by replacing or cleaning
Filter core is to ensure the filter effect of screen pipe.
Preferably, the filtration core includes filter tube, the grid mounted on filter tube both ends, filled out in the filter tube
Filled with active carbon particle.
By using above-mentioned technical proposal, when tentatively being filtered, sewage is kept off by grid, the impurity of bulky grain
In screen pipe, other sewage enter filtration core, by the further adsorption cleaning of active carbon particle, by larger impurity particle
It is adsorbed, then flows out screen pipe.
By the setting of grid, can not only active carbon particle be prevented to be rushed out filtration core, improve active carbon particle and exist
Stability in filtration core；On the other hand, preliminary treatment is carried out to sewage, by large granular impurity gear in screen pipe, prevented big
Granule foreign blocks ultrafiltration module and active carbon particle, influences the filter effect of ultrafiltration module and the adsorption effect of activated carbon.
Preferably, offering the installing port for installing the filtration core on the screen pipe, lead at the installing port
It crosses bolt and is fixed with a mounting plate.
By using above-mentioned technical proposal, by the setting of installing port and mounting plate, it is conveniently replaceable and cleans filtration core, from
And it ensure that screen pipe and keep filter effect good.
Preferably, being equipped with collecting tank below the aeration component.
By using above-mentioned technical proposal, after the filtering by ultrafiltration membrane, partial sludge directly falls into collecting tank
Interior, partial sludge is adsorbed on ultrafiltration membrane, and by being aerated the cleaning of component, the sludge being adsorbed on ultrafiltration membrane also falls into collecting tank
It is interior, thus by the setting of collecting tank, the sludge in pretreatment unit can be collected, convenient for the centralized processing to sludge.
Preferably, being equipped with sludge pump in the canyon, the bottom of the collecting tank offers delivery port, described defeated
The sludge inlet communication of mouth and the sludge pump, the sludge outlet of the sludge pump is sent to be connected to outside pretreatment unit.
The sludge collected in collecting tank can be transported to pre- by the setting of sludge pump by using above-mentioned technical proposal
Outside processing unit, to prevent bulk deposition of the sludge in pretreatment unit, meanwhile, also achieve the automation fortune to sludge
It is defeated, compared with manual cleaning collecting tank, manpower and materials are greatly saved, to realize the unattended of long period.
In conclusion the utility model has the advantages that：
By the setting of ultrafiltration module and aeration component, ultrafiltration module is efficiently separated by solid-liquid separation sewage, passes through exposure
Pneumatic module improves the oxygen content in sewage, and ammonia nitrogen pollutant is removed convenient for the aerobic microbiological of high concentration；Meanwhile being aerated component
Ultrafiltration module is cleared up, sludge blockage ultrafiltration module is prevented, ensure that the filter effect of ultrafiltration module is good.
Description of the drawings
Fig. 1 is the vertical view of pretreatment unit；
Fig. 2 is the front view of pretreatment unit；
Fig. 3 is the structural schematic diagram of screen pipe.
In figure：1, canyon；11, air blower；12, sludge pump；2, reative cell；3, water inlet pipe；4, screen pipe；41, tube body；
411, installing port；412, mounting plate；413, locating piece；42, filtration core；421, filter tube；422, grid；5, MBR reaction chambers；
51, ultrafiltration module；511, ultra filtration unit；52, it is aerated component；521, aeration unit；53, collecting tank；531, delivery port；6, it is discharged
Pipe；7, diversion mechanism；71, isocon.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing.
Refer to the attached drawing 1, a kind of pretreatment unit of sewage draining exit, integral installation is at the place of sewage draining exit, including canyon 1 and anti-
Answer room 2.The water inlet pipe 3 being connected directly with outlet, the screen pipe being connected with water inlet pipe 34, setting are installed in reative cell 2
MBR reaction chambers 5 outside screen pipe 4 and the outlet pipe 6 being connected with MBR reaction chambers 5.
Ultrafiltration module 51 for filtering is installed, the lower section of ultrafiltration module 51 is equipped with aeration component in MBR reaction chambers 5
52, the air blower 11 that the promising aeration component 52 of the interior installation of canyon 1 supplies.
Screen pipe 4 includes the filtration core 42 of cylindrical tube body 41 and the cylinder being removably mounted in tube body 41, pipe
Locating piece 413 for being limited to filtration core 42 is installed in body 41.Installing port 411, filtration core are offered on tube body 41
42 can be installed to by installing port 411 in tube body 41, and a mounting plate 412 has been bolted at installing port 411.
By the setting of locating piece 413, the stability that filtration core 42 is installed in screen pipe 4 is improved, filtration core is prevented
42 sewage impact lower slider.By the setting of installing port 411 and mounting plate 412, it is conveniently replaceable and cleans filtration core 42, from
And it ensure that screen pipe 4 and keep filter effect good.
Filtration core 42 includes filter tube 421 and the grid 422 mounted on 421 both ends of filter tube, is filled in filter tube 421
Active charcoal particle, when tentatively being filtered, sewage is blocked in by grid 422, the impurity of bulky grain in screen pipe 4,
Other sewage enter filtration core 42, and by the further adsorption cleaning of active carbon particle, larger impurity particle is adsorbed,
Screen pipe 4 is flowed out again.
Thus, by the setting of grid 422, active carbon particle can not only be prevented to be rushed out filtration core 42, improve work
Stability of the property charcoal particle in filtration core 42；On the other hand, preliminary treatment is carried out to sewage, large granular impurity gear is being filtered
In pipe 4, prevents large granular impurity from blocking ultrafiltration module 51 and active carbon particle, influence the filter effect and activity of ultrafiltration module 51
The adsorption effect of charcoal.
The side of screen pipe 4 is connected with diversion mechanism 7, and diversion mechanism 7 includes several isocons 71, and ultrafiltration module 51 includes
Several ultra filtration units 511, corresponding with one isocon of each ultra filtration unit 511 71 are connected.Pass through diversion mechanism 7, shunting
The setting of pipe 71, ultra filtration unit 511 shunts the sewage tentatively filtered by screen pipe 4, and multiple ultra filtration units 511 are same
When sewage is filtered, to improve the filter efficiency of ultrafiltration module 51.
Ultra filtration unit 511 includes ultrafiltration membrane, and the material of ultrafiltration membrane is PVDF, is had using ultrafiltration membrane made of PDVF good
Hydrophily, it is 30 to 35 degree that the film wire of ultrafiltration membrane, which has long-term hydrophilicity, hydrolysis feeler, can be in lower transmembrane pressure
Under power, higher water-flowing amount is obtained, meanwhile, there are the performances such as good resistant to chemical etching, resistance to oxidation and light aging resisting, be convenient for
It cleans and is used for a long time repeatedly, to improve the anti-fouling performance of ultrafiltration membrane.
Ultrafiltration module 51 is using the pressure difference of ultrafiltration membrane both sides as driving force, using ultrafiltration membrane as filter medium, in certain pressure
Under power, when sewage flows through film surface, the densely covered many tiny micropores of ultrafiltration membrane surface only allow water and small-molecule substance logical
It crosses and becomes permeate, and volume is then trapped within the liquid feeding side of film, gradual shape more than the substance of film surface micropore diameter in sewage
At sludge, thus realize the purpose to the purification of sewage, separation and concentration.There are about 6,000,000,000 on every meter long of ultrafiltration membrane filaments tube wall
0.01 micron of micropore, aperture only allows beneficial mineral matter in hydrone, water and trace element to pass through, and is currently known generation
The volume of boundary's smallest bacteria is at 0.2 micron, therefore bacterium and the colloid more much bigger than bacterium volume, iron rust, suspended matter, mud
Sand, larger molecular organics etc. can be retained down by ultrafiltration membrane, to realize purification process.
It is aerated the aeration unit 521 that component 52 includes consistent with 511 quantity of ultra filtration unit, the setting of aeration unit 521
Direction is consistent with the setting direction of ultra filtration unit 511, and positioned at the underface of ultra filtration unit 511.It is continuous by aeration unit 521
It is aerated, under the premise of having the high concentration dissolved oxygen as needed for bacterium in ensureing water body, the surface of ultrafiltration membrane is carried out
It constantly cleans, ensure that the membrane flux of ultrafiltration membrane, the filter effect to ensure that ultrafiltration membrane is good.
The lower section of aeration component 52 is provided with the collecting tank 53 for collecting sludge, after the filtering by ultrafiltration membrane, portion
Sludge is divided directly to fall into collecting tank 53, partial sludge is adsorbed on ultrafiltration membrane, by being aerated the cleaning of component 52, absorption
Sludge on ultrafiltration membrane is also fallen into collecting tank 53, thus by the setting of collecting tank 53, it can be to the dirt in pretreatment unit
Mud is collected, convenient for the centralized processing to sludge.
Sludge pump 12 is installed, the bottom of collecting tank 53 offers delivery port 531, delivery port 531 and sludge in canyon 1
The sludge import of pump 12 is connected, and the sludge outlet of sludge pump 12 is connected to outside pretreatment unit.
By the setting of sludge pump 12, the sludge collected in collecting tank 53 can be transported to outside pretreatment unit, to anti-
Only bulk deposition of the sludge in pretreatment unit, meanwhile, the automatic transportation to sludge is also achieved, is collected with manual cleaning
Slot 53 is compared, and manpower and materials are greatly saved, to realize the unattended of long period.
When pretreatment unit works, sewage first passes through the preliminary filtering by screen pipe 4, and the impurity of bulky grain is carried out
Filtering, then sewage is efficiently separated by solid-liquid separation by ultrafiltration module 51, while being improved in sewage by being aerated component 52
Oxygen content, remove ammonia nitrogen pollutant convenient for the aerobic microbiological of high concentration, after purification and will reach ground finally by outlet pipe 6
The water of Table V class water quality standard is discharged in river, reduces the amount for being discharged into pollutant in river, alleviates the pressure of Discussion On Measures of Rivers Pollution Treatment
Power.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can as needed make the present embodiment the modification of not creative contribution after reading this specification, but
As long as all being protected by Patent Law in the right of the utility model.
Claims (9)
1. a kind of pretreatment unit of sewage draining exit, which is characterized in that including canyon（1）And reative cell（2）, reative cell（2）It is interior
The water inlet pipe being connected with sewage draining exit is installed（3）With water inlet pipe（3）The screen pipe being connected（4）, be arranged in the screen pipe
（4）Outer MBR reaction chambers（5MBR）With with MBR reaction chambers（5MBR）The outlet pipe being connected（6）, the MBR reaction chambers
（5MBR）Ultrafiltration module is inside installed（51）, ultrafiltration module（51）Lower section aeration component is installed（52）, the canyon（1）
The interior promising aeration component of installation（52）The air blower of gas supply（11）.
2. a kind of pretreatment unit of sewage draining exit according to claim 1, which is characterized in that the screen pipe（4）Connection
There is diversion mechanism（7）, the diversion mechanism（7）Including several isocons（71）, the ultrafiltration module（51）Including several ultrafiltration
Unit（511）, each isocon（71）With a ultra filtration unit（511）Corresponding connection.
3. a kind of pretreatment unit of sewage draining exit according to claim 2, which is characterized in that the ultra filtration unit（511）
Including ultrafiltration membrane, the material of ultrafiltration membrane is PVDF.
4. a kind of pretreatment unit of sewage draining exit according to claim 2, which is characterized in that the aeration component（52）Packet
It has included and the ultra filtration unit（511）The consistent aeration unit of quantity（521）, the aeration unit（521）It is installed on described super
Filter unit（511）Underface.
5. a kind of pretreatment unit of sewage draining exit according to claim 1, which is characterized in that the screen pipe（4）Including
Tube body（41）Be removably mounted at the tube body（41）Interior filtration core（42）, the tube body（41）It is inside provided with for institute
State filtration core（42）The locating piece limited（413）.
6. a kind of pretreatment unit of sewage draining exit according to claim 5, which is characterized in that the filtration core（42）Including
Filter tube（421）, be mounted on filter tube（421）The grid at both ends（422）, the filter tube（421）It is interior to be filled with activated carbon
Particle.
7. a kind of pretreatment unit of sewage draining exit according to claim 5, which is characterized in that the screen pipe（4）On open
Equipped with for installing the filtration core（42）Installing port（411）, the installing port（411）Place has been bolted an installation
Plate（412）.
8. a kind of pretreatment unit of sewage draining exit according to claim 1, which is characterized in that the aeration component（52）'s
Lower section is equipped with collecting tank（53）.
9. a kind of pretreatment unit of sewage draining exit according to claim 8, which is characterized in that the canyon（1）Interior peace
Equipped with sludge pump（12）, the collecting tank（53）Bottom offer delivery port（531）, the delivery port（531）With the dirt
Dredge pump（12）Sludge inlet communication, the sludge pump（12）Sludge outlet be connected to outside pretreatment unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820180791.4U CN207918649U (en) | 2018-02-01 | 2018-02-01 | A kind of pretreatment unit of sewage draining exit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820180791.4U CN207918649U (en) | 2018-02-01 | 2018-02-01 | A kind of pretreatment unit of sewage draining exit |
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| Publication Number | Publication Date |
|---|---|
| CN207918649U true CN207918649U (en) | 2018-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820180791.4U Active CN207918649U (en) | 2018-02-01 | 2018-02-01 | A kind of pretreatment unit of sewage draining exit |
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| Country | Link |
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| CN (1) | CN207918649U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112744980A (en) * | 2020-12-15 | 2021-05-04 | 江西省科学院微生物研究所 | Riverway biological reaction device for repairing micro-polluted water body |
-
2018
- 2018-02-01 CN CN201820180791.4U patent/CN207918649U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112744980A (en) * | 2020-12-15 | 2021-05-04 | 江西省科学院微生物研究所 | Riverway biological reaction device for repairing micro-polluted water body |
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