CN207525046U - A kind of sewage-treatment plant - Google Patents
A kind of sewage-treatment plant Download PDFInfo
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- CN207525046U CN207525046U CN201721512099.9U CN201721512099U CN207525046U CN 207525046 U CN207525046 U CN 207525046U CN 201721512099 U CN201721512099 U CN 201721512099U CN 207525046 U CN207525046 U CN 207525046U
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Abstract
The utility model discloses a kind of sewage-treatment plants, including anoxic pond, level-one aerobic tank and the two level aerobic tank being sequentially communicated, biofilm packing has been added in anoxic pond, level-one aerobic tank and two level aerobic tank, and bottom of pond is equipped with more interconnected aeration tubes, the downward solarization air cap of multiple trepannings is equipped on aeration tube, aeration tube is connected with aerating system, and agitating device is equipped in anoxic pond, and sewage water treatment method includes the following steps：Prepositive denitrification processing, the processing of level-one aerobic reaction and the processing of two level aerobic reaction；Entire processing procedure includes normal operation and positive rinse stage, and positive rinse stage makes full use of pond to hold and intake pump lift, do not influence the normal operation of sewage disposal process；With stronger denitrogenation dephosphorizing ability, without secondary settling tank, only it need to increase advanced treatment unit after two level aerobic tank, you can meet the deep purifying function to sewage, water outlet can reach national IV class standard of grass root's.
Description
Technical field
The utility model is related to technical field of sewage, it particularly relates to a kind of sewage-treatment plant.
Background technology
In the evolution of sewage disposal, large and medium-sized sewage treatment plant is due to its scale effect, and enlargement is for a long time
The always developing direction of sewage disposal.In recent years, since the investment of large and medium-sized sewage treatment plant is big, take up an area greatly, need mating build
If the shortcomings of huge sewage collecting pipe network, middle-size and small-size sewage treatment process starts the main development side as sewage treatment process
To.The processing of sewage moves towards decentralized from centralization, from extensive centralization into the distributed transformation of middle and small scale.
The layout of " based on large size, middle-size and small-size complementation " tallies with the national condition and development situation, also for the application of sewage disposal device and
Development provides new opportunity.
Existing sewage disposal device, substantially by anaerobic pond, anoxic pond, aerobic tank, sedimentation basin, sewage sludge reflux technique
The highly effective synchronous biological denitrification dephosphorization apparatus being integrated in one, it is co-walled between each adjacent reaction pond inside device, it fills in itself
It puts and method still falls within traditional water treatment technology.
In addition in the prior art, pass through continuous flow, the side of the intermittent positive bio-purifying wastewater for rinsing excessive biomembrane
Method and reactor.Positive rinse stage closes the outlet area of normal processing stage, while inlet region continues dirty water being supplied to
Reactor after the water level of the reactor is raised, makes filler become fluidization from motion-impeding state, occurs between filler
Collision, the surface excess biofilm detachment of filler, removal filler surface excess biomembrane, the sludge to suspend again passes through proprietary
Flushing water water outlet is discharged.Water level and the positive water level that rinses differ larger in the normal handling process of the technology, and head loss is tight
Weight, the promotion of water level is enabled to be increased using the lift of pump, and the effective rate of utilization of equipment declines；On the other hand, top Chi Rong spaces are only
Be utilized in positive rinse stage, and the positive rinse stage time is shorter, thus pond body upper space be substantially at it is idle
State causes the waste of pond appearance.
For the problems in the relevant technologies, currently no effective solution has been proposed.
Utility model content
For the above-mentioned technical problem in the relevant technologies, the utility model proposes a kind of sewage-treatment plants, can solve
Above-mentioned technical problem.
To realize the above-mentioned technical purpose, the technical solution of the utility model is realized in：
A kind of sewage-treatment plant, including reaction tank, the reaction tank includes sequentially connected anoxic pond, level-one aerobic tank
With two level aerobic tank, the reaction tank is interior filled with biofilm packing, and the anoxic pond left side is equipped with water inlet, and the two level is good
Water outlet is equipped on the upside of the right end of oxygen pond, upside is equipped with the first filler blocking apparatus, the anoxic pond inner underside in the anoxic pond
Equipped with the first water distributor, upside is equipped with two filler blocking apparatus in the level-one aerobic tank, and the level-one aerobic tank inner underside is set
There is the second water distributor, the interior upside of the two level aerobic tank is equipped with third filler blocking apparatus, and the two level aerobic tank inner underside is set
There is third water distributor, the first filler blocking apparatus is connected by the first water pipe with second water distributor, and described second fills out
Material blocking apparatus is connected by the second water pipe with the third water distributor, and the water inlet passes through third with first water distributor
Water pipe connects, and the third filler blocking apparatus is connected by the 4th water pipe with the water outlet, first water distributor, second
Aeration tube is equipped on the downside of water distributor and third water distributor, the aeration tube is connect with air blower, is equipped with and is stirred in the anoxic pond
Device is mixed, the air blower and the agitating device are connect with control system.
Further, the agitating device uses Double-curved-surface stirring device.
Further, the aeration tube is equipped with several trepannings, and the opening direction is towards the reaction tank bottom surface.
Further, first water distributor, the second water distributor, third water distributor and the aeration tube use stainless steel
Water pipe.
The beneficial effects of the utility model：With stronger denitrogenation dephosphorizing ability, need to only increase after two level aerobic tank deep
Spend treatment facility, you can meet the deep purifying function to sewage, water outlet can reach national IV class standard of grass root's；Forward direction punching
Washed journey makes full use of pond to hold, and using continuous water intake mode in operation, water treatment procedure is unaffected, without spare processing
Unit, reduces investment outlay and construction cost；The biofilm packing of high fill-ratio may act as " filter ", reduces and SS in water inlet is wanted
It asks, simultaneously because impact strength is minimum between biofilm packing during tupe, basic inanimate object film comes off, therefore normally handles mould
During formula be discharged in solid substance concentration it is low, and rinse generate sludge settling property it is good, corresponding processing unit can be saved in addition,
Oxygen transfer efficiency improves, and utilization rate increases, and reduces investment outlay and operating cost；Water distributor and aeration tube select stainless steel
Material effectively reduces maintenance and maintenance cost；Sewage-treatment plant is the integrated design, and is readily transported, manages and safeguards, operation letter
It is single, Personnel Skill Levels are required low.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments, for those of ordinary skill in the art, without creative efforts, can also be according to this
A little attached drawings obtain other attached drawings.
Fig. 1 is the structure diagram according to a kind of sewage-treatment plant described in the utility model embodiment.
Fig. 2 is the structure diagram according to a kind of water distributor of sewage-treatment plant described in the utility model embodiment.
Fig. 3 is the structure diagram according to a kind of aeration tube of sewage-treatment plant described in the utility model embodiment.
Fig. 4 is shown according to a kind of structure of the filler blocking apparatus of sewage-treatment plant described in the utility model embodiment
It is intended to.
In figure：1. anoxic pond；2. level-one aerobic tank；3. two level aerobic tank；4. the first water pipe；5. the second water pipe；6.
Aeration tube；7. water inlet；8. water outlet；9. the first water distributor；10. the second water distributor；11. third water distributor；12. the
Three water pipes；13. the first filler blocking apparatus；14. the second filler blocking apparatus；15. the 4th water pipe；16. third filler blocks
Cut device；17. air blower；18. agitating device.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art's all other embodiments obtained all belong to
In the range of the utility model protection.
As shown in Figs 1-4, a kind of sewage-treatment plant according to the utility model embodiment, including reaction tank, institute
It states reaction tank and includes sequentially connected anoxic pond 1, level-one aerobic tank 2 and two level aerobic tank 3, biology is filled in the reaction tank
Film filler, 1 left side of anoxic pond are equipped with water inlet 7, water outlet 8, the anoxic are equipped on the upside of 3 right end of two level aerobic tank
Upside is equipped with the first filler blocking apparatus 13 in pond 1, and 1 inner underside of anoxic pond is equipped with the first water distributor 9, and the level-one is aerobic
Upside is equipped with two filler blocking apparatus 14 in pond 2, and 2 inner underside of level-one aerobic tank is equipped with the second water distributor 10, the two level
Upside is equipped with third filler blocking apparatus 16 in aerobic tank 3, and 3 inner underside of two level aerobic tank is equipped with third water distributor 11, institute
It states the first filler blocking apparatus 13 to connect with second water distributor 10 by the first water pipe 4, the second filler blocking apparatus
14 are connected by the second water pipe 5 with the third water distributor 11, and the water inlet 7 passes through third water with first water distributor 9
Pipe 12 connects, and the third filler blocking apparatus 16 is connected by the 4th water pipe 15 with the water outlet 8, first water distributor
9th, the second water distributor 10 and 11 downside of third water distributor are equipped with aeration tube 6, and the aeration tube 6 is connect with air blower 17, described
Agitating device 18 is equipped in anoxic pond 1, the air blower 17 and the agitating device 18 are connect with control system.
Sewage flows into third water pipe 12 by water inlet 7, is finally flowed from the first water distributor 9 being connect with third water pipe 12
Go out, the first water distributor 9 is set to 1 inner underside of anoxic pond, slightly above 1 bottom of anoxic pond so that sewage flows into anoxic from bottom to top
In pond 1, filled with biofilm packing in anoxic pond 1, anoxic pond 1 is interior to be equipped with agitating device 18, under stirring, lower part biology
Film filler is evenly distributed in pond, while also increases the uniformity of water distribution, and anoxic pond 1 passes through the first water with level-one aerobic tank 2
Pipe 4 connects, using liquid level difference so that the sewage in anoxic pond 1 does not need to the effect of other power can realize and automatically flow into one
Grade aerobic tank 2, the upper port of the first water pipe 4 are located at the upside of anoxic pond 1, intercept and fill with the first filler of upside in anoxic pond 1
13 connections are put, the lower port of the first water pipe 4 is located at the downside of level-one aerobic tank 2, the second water distribution with 2 inner underside of level-one aerobic tank
Pipe 10 connects, and sewage passes through 10 bottom-up inflow level-one aerobic tank 2 of the second water distributor, level-one aerobic tank 2 and two level aerobic tank 3
It is connected by the second water pipe 5, the second water pipe 5 is identical with 4 action principle of the first water pipe, using potential energy so that in level-one aerobic tank 2
Sewage do not need to the effect of other power and can realize and automatically flow into two level aerobic tank 3, the upper port of the second water pipe 5 is located at one
Upside in grade aerobic tank 2, connect, the lower port of the second water pipe 5 with the second filler blocking apparatus 14 of upside in level-one aerobic tank 2
Positioned at 3 inner underside of two level aerobic tank, connect with the third water distributor 11 of 3 inner underside of two level aerobic tank, handled through two level aerobic tank 3
Water afterwards is flowed out by the water outlet 8 on the upside of 3 right end of two level aerobic tank, and the interior upside of two level aerobic tank 3 is again provided with third and fills out
Expect blocking apparatus 16, third filler blocking apparatus 16 is first passed through before the outflow of water outlet 8, into the 4th water pipe 15 from water outlet
Mouth 8 flows out, and the first water distributor 9, the second water distributor 10 and 11 downside of third water distributor are equipped with aeration tube 6, aeration tube 6 and air blast
Machine 17 connects, and air blower 17 forms aeration treatment system with aeration tube 6, and air blower 17 is exposed by aeration tube 6 for reaction tank
Gas disposal increases amount of oxygen, and air blower 17 and the agitating device 18 are connect with control system, is stirred by control system control
Unlatching and the speed of the operation of device 18 are mixed, while controls aeration treatment system.Filler intercepting system is intercepted including the first filler
Device 13, the second filler blocking apparatus 14 and third filler blocking apparatus 16 are the enclosed type circles for a periphery uniform pore openings
Cylinder, the water inlet end of connected water pipe can be completely covered, and prevent under the biofilm packing inflow in a procedure
In one reaction tank.
The agitating device 18 uses Double-curved-surface stirring device.Double-curved-surface stirring device is fixed on anoxic pond 1 by fixing device
Interior, fluid behaviour is combined by Double-curved-surface stirring device with mechanical movement to the maximum extent.
The aeration tube 6 is equipped with several trepannings, and the opening direction is towards the reaction tank bottom surface.Aeration tube 6 is opened
Hole direction can be arranged on direction perpendicular to the ground in the range of 0-90 degree, it is preferred that the opening direction of aeration tube 6 is hung down with ground
Nogata is blocked in 45 degree, preventing the trepanning of aeration tube 6.
The density of the biofilm packing is 0.95-0.98g/cm3, total 500-750 m of specific surface area2/m3, pore volume
80-90%。
The biofilm packing selects spherical porous filler, cylindrical porous filler or rectangular cellular filler.
Anoxic pond 1, level-one aerobic tank 2 and two level aerobic tank 3 can be connected by water pipe with sludge concentration tank.
First water distributor 9, the second water distributor 10, third water distributor 11 and the aeration tube 6 use stainless steel water
Pipe.Stainless steel material is selected, effectively reduces maintenance and maintenance cost.
A kind of sewage water treatment method：It is flushed including Prepositive denitrification, level-one aerobic reaction, two level aerobic reaction and forward direction
Journey：
Prepositive denitrification：Sewage enters anoxic pond 2 by water inlet 7, opens agitating device 18 and is stirred, described anti-
Biofilm packing is added in Ying Chi, the filling rate of the biofilm packing accounts for the 70%~80% of the reaction tank dischargeable capacity, dirt
Water flows through biofilm packing from bottom to top, and under the conditions of this filling rate, filler retard motion may act as " filter ", no
The requirement to SS in water inlet is reduced by only, SS refers to suspended matter, while biofilm packing is substantially at stationary state under the filling rate,
Collisionless between filler, basic inanimate object film come off, therefore the solid substance concentration in water outlet is relatively low, and anoxic pond 1 removes SS
Except rate is up to 60%-80%, anoxic microorganism starts to grow, and under the action of Double-curved-surface stirring device, lower part biofilm packing is lacking
It is evenly distributed in oxygen pond 2, while also increases the uniformity of water distribution, denitrifying bacterium, will using the organic matter in sewage as carbon source
Nitrate reduction is nitrogen or nitrous oxide；
Anoxic pond forward direction is rinsed：Every 1-2 days, primary positive flushing processing is carried out to anoxic pond 1, when forward direction is rinsed every time
Between be 0.5-1.5h；Make full use of pond hold and anoxic pond in infrastructure, accelerate agitating device 18 mixing speed, while into
Row Air Exposure moves biofilm packing in anoxic pond 1, the excessive biofilm detachment on biofilm packing surface, sinks
Shallow lake sludge suspends again, and the sewage flushed out can flow directly into sludge concentration tank, and the supernatant of sludge concentration tank is back to level-one
Aerobic tank 2.
Level-one aerobic reaction：By Prepositive denitrification handle sewage by connect with the first filler blocking apparatus 13 first
Water pipe 4 enters 2 bottom of level-one aerobic tank, passes through 10 water distribution of the second water distributor；By pipeline and level-one is arranged on by air blower 17
The aeration tube 6 of 2 bottom of aerobic tank successively feeds compressed air into the water of level-one aerobic tank 2, dissolves level-one aerobic tank 2
Oxygen increases, and the aerobic microbiological on filler surface is mainly decomposed organic pollution by biological effect in level-one aerobic tank 2,
Organic matter is most decomposed into the inorganic matters such as carbon dioxide and water and is removed at last, and part ammonia nitrogen is then converted into nitrate；Meanwhile it fills
Rate is the biofilm packing of 2 dischargeable capacity 70%-80% of level-one aerobic tank, does not move freely, can fill in level-one aerobic tank 2
Work as filter, and collision probability is extremely low on this condition, basic inanimate object film obscission occurs, and reduces level-one aerobic tank
Solid substance concentration in 2 water outlets, in addition, the path that can make oxygen to 2 surface of level-one aerobic tank is elongated, in level-one aerobic tank 2
In residence time increase, oxygen transfer efficiency improve.
Level-one aerobic tank forward direction is rinsed：Primary positive flushing processing was carried out to level-one aerobic tank 2 every 3-5 days, every time just
It is 0.5-1.5h to washing time；Biofilm packing is enable to move freely by increasing aeration intensity in level-one aerobic tank 2, phase
Hair collision probability increases between mutually, the biofilm detachment of biofilm packing surface excess, is rinsed out of level-one aerobic tank 2 with water outlet
Removal.Level-one aerobic tank 2 is still up during forward direction is rinsed, dissolved organic matter and nutrient concentrations and normal operation
When it is consistent, flushing water can flow directly into sludge concentration tank, and the supernatant of sludge concentration tank is back to level-one aerobic tank 2.
Two level aerobic reaction：By the sewage that level-one aerobic reaction is handled by connecting with the second filler blocking apparatus 14
Second water pipe 5 enters 3 bottom of two level aerobic tank, and the biofilm packing filling rate of two level aerobic tank 3 is controlled in two level aerobic tank 3
The 70%~80% of dischargeable capacity, under the conditions of this, biofilm packing cannot move freely, and one side oxygen reaches two level aerobic tank 3
The path on surface is elongated, and the residence time in two level aerobic tank 3 increases, and oxygen transfer efficiency improves, and another aspect biomembrane is filled out
Collision probability is minimum between material, the generation of basic inanimate object film obscission, while also acts as filter, reduces in water outlet
Solid substance concentration, since organic concentration is relatively low in two level aerobic tank 3, microorganism species are mainly nitrobacteria, by ammonia
Nitrogen is converted into nitrate nitrogen.Two level aerobic tank 3 treated water outlet, pass through the 4th water pipe being connected with third filler blocking apparatus 16
15 discharges can require to be directly entered advanced treatment unit according to effluent quality.
Two level aerobic tank forward direction is rinsed：Two level aerobic tank forward direction flushing process and flushing water flow direction with the first aerobic reaction
Pond is identical, carries out primary positive flushing processing to two level aerobic tank 3 every 3-5 days, forward direction washing time is 0.5-1.5h every time；
Biofilm packing is enable to move freely by increasing aeration intensity in two level aerobic tank 3, sending out collision probability between each other increases,
The biofilm detachment of biofilm packing surface excess is washed off with water outlet out of two level aerobic tank 3.Two level aerobic tank 3 is just
It is still up to during flushing, consistent when dissolved organic matter and nutrient concentrations are with normal operation, flushing water can be direct
Sludge concentration tank is flowed into, the supernatant of sludge concentration tank is back to level-one aerobic tank 2.
The technical operation of reaction tank is divided into normal processing mode and positive rinse mode.Normal processing mode includes preposition
Denitrification, level-one aerobic reaction, two level aerobic reaction, positive rinse mode are including the flushing of anoxic pond forward direction, level-one aerobic tank just
To rinse, two level aerobic tank forward direction rinse, normal processing mode use continuous water intake mode, during positive rinse mode according to
It is consistent when right normal operation, dissolved organic matter and nutrient concentrations are with normal operation；Under normal processing mode, biofilm packing
It cannot move freely, effectively increase the biomass in mixed liquor, attached growth of microorganisms is on biofilm packing surface, with pollution
Object is food, since flow is from bottom to top in piston flow, improves matrix transmission rate, pollutant goes to take better, normal place
When reason pattern is aerated, bubble has to pass through the high biofilm packing of filling rate, leads to the residence time and reaches reaction pool surface
Path it is elongated, oxygen transfer efficiency improves, simultaneously as biofilm packing cannot move freely, mutual collision probability
It is minimum, the generation of basic inanimate object film obscission, and high fill-ratio filler also acts as " filter ", reduces normal operation
When reaction tank water outlet in solid substance concentration, therefore, the utility model sewage water treatment method, which can be reduced, uses intermediate solid-liquid point
From unit, such as secondary settling tank.
Positive rinse mode, makes full use of pond to hold, and reduces head loss, for anoxic pond, using short-time aeration
The mode of the rotating speed of Double-curved-surface stirring device, level-one aerobic tank and two level aerobic tank only with increasing aeration intensity is handled and increases,
Biofilm packing can flow freely, and mutual collision probability increases, the biofilm detachment of biofilm packing surface excess,
The sewage flowed into is washed off from reaction tank, and washing time is shorter and is generally carried out at night, to effluent quality hardly
It has an impact.
In conclusion by means of the above-mentioned technical proposal of the utility model, the utility model has stronger denitrogenation dephosphorizing
Ability only need to increase advanced treating facility after two level aerobic tank, you can meet the deep purifying function to sewage, water outlet is reachable
To national IV class standard of grass root's；Positive flushing process makes full use of pond to hold, using continuous in normal processing mode operation
Water intake mode, water treatment procedure is unaffected, without spare processing unit, reduces investment outlay and construction cost；High fill-ratio
Biofilm packing may act as " filter ", reduce the requirement to SS in water inlet, simultaneously because during tupe biofilm packing it
Between impact strength it is minimum, basic inanimate object film comes off, thus during normal processing mode be discharged in solid substance concentration it is low, and rinse production
Raw sludge settling property is good, can save corresponding processing unit in addition, oxygen transfer efficiency improves, and utilization rate increases, and saves
Investment and operating cost；Water distributor and aeration tube select stainless steel material, effectively reduce maintenance and maintenance cost；Sewage disposal
Device is the integrated design, and is readily transported, manages and safeguards, easy to operate, Personnel Skill Levels is required low.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection domain within.
Claims (4)
1. a kind of sewage-treatment plant, which is characterized in that including reaction tank, the reaction tank includes sequentially connected anoxic pond
（1）, level-one aerobic tank（2）With two level aerobic tank（3）, the reaction tank is interior to be filled with biofilm packing, the anoxic pond（1）It is left
Side is equipped with water inlet（7）, the two level aerobic tank（3）Water outlet is equipped on the upside of right end（8）, the anoxic pond（1）Interior upside is set
There is the first filler blocking apparatus（13）, the anoxic pond（1）Inner underside is equipped with the first water distributor（9）, the level-one aerobic tank（2）
Interior upside is equipped with the second filler blocking apparatus（14）, the level-one aerobic tank（2）Inner underside is equipped with the second water distributor（10）, it is described
Two level aerobic tank（3）Interior upside is equipped with third filler blocking apparatus（16）, the two level aerobic tank（3）Inner underside is equipped with third cloth
Water pipe（11）, the first filler blocking apparatus（13）Pass through the first water pipe（4）With second water distributor（10）Connection, it is described
Second filler blocking apparatus（14）Pass through the second water pipe（5）With the third water distributor（11）Connection, the water inlet（7）With institute
State the first water distributor（9）Pass through third water pipe（12）Connection, the third filler blocking apparatus（16）Pass through the 4th water pipe（15）
With the water outlet（8）Connection, first water distributor（9）, the second water distributor（10）With third water distributor（11）Downside is all provided with
There is aeration tube（6）, the aeration tube（6）With air blower（17）Connection, the anoxic pond（1）It is interior to be equipped with agitating device（18）, institute
State air blower（17）With the agitating device（18）It is connect with control system.
A kind of 2. sewage-treatment plant according to claim 1, which is characterized in that the agitating device（18）Using hyperboloid
Blender.
A kind of 3. sewage-treatment plant according to claim 1, which is characterized in that the aeration tube（6）It is equipped with several open
Hole, the opening direction is towards the reaction tank bottom surface.
A kind of 4. sewage-treatment plant according to claim 1, which is characterized in that first water distributor（9）, the second water distribution
Pipe（10）, third water distributor（11）And the aeration tube（6）Use stainless steel waterpipe.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721512099.9U CN207525046U (en) | 2017-11-14 | 2017-11-14 | A kind of sewage-treatment plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721512099.9U CN207525046U (en) | 2017-11-14 | 2017-11-14 | A kind of sewage-treatment plant |
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| Publication Number | Publication Date |
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| CN207525046U true CN207525046U (en) | 2018-06-22 |
Family
ID=62582113
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107879472A (en) * | 2017-11-14 | 2018-04-06 | 四川天润德环境工程有限公司 | A kind of sewage-treatment plant and method |
| CN108408898A (en) * | 2018-03-16 | 2018-08-17 | 黄秋明 | Integrated high-efficiency sewage environmental protection treatment mechanism |
| CN109851181A (en) * | 2019-04-11 | 2019-06-07 | 信开水环境投资有限公司 | Sewage-treatment plant, system and application method comprising it |
| CN110776098A (en) * | 2018-07-30 | 2020-02-11 | 东莞市台腾环保材料科技有限公司 | Wastewater treatment process for rapidly treating low-concentration pollutants |
| CN109851181B (en) * | 2019-04-11 | 2024-05-03 | 信开环境投资有限公司 | Sewage treatment device, system comprising same and use method |
-
2017
- 2017-11-14 CN CN201721512099.9U patent/CN207525046U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107879472A (en) * | 2017-11-14 | 2018-04-06 | 四川天润德环境工程有限公司 | A kind of sewage-treatment plant and method |
| CN107879472B (en) * | 2017-11-14 | 2023-12-29 | 四川天润德环境工程有限公司 | Sewage treatment device and method |
| CN108408898A (en) * | 2018-03-16 | 2018-08-17 | 黄秋明 | Integrated high-efficiency sewage environmental protection treatment mechanism |
| CN110776098A (en) * | 2018-07-30 | 2020-02-11 | 东莞市台腾环保材料科技有限公司 | Wastewater treatment process for rapidly treating low-concentration pollutants |
| CN109851181A (en) * | 2019-04-11 | 2019-06-07 | 信开水环境投资有限公司 | Sewage-treatment plant, system and application method comprising it |
| CN109851181B (en) * | 2019-04-11 | 2024-05-03 | 信开环境投资有限公司 | Sewage treatment device, system comprising same and use method |
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Effective date of registration: 20190430 Address after: 610500 Pu River community, Taixing Town, East District of Xindu Industrial Zone, Chengdu, Sichuan Co-patentee after: Trust Water Environment Investment Company Limited Patentee after: Sichuan tianrunde Environmental Engineering Co., Ltd. Address before: 610500 Pu River community, Taixing Town, East District of Xindu Industrial Zone, Chengdu, Sichuan Patentee before: Sichuan tianrunde Environmental Engineering Co., Ltd. |
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Address after: Group 1, Puhe community, Taixing Town, East Industrial Zone, Xindu District, Chengdu City, Sichuan Province Co-patentee after: Guotou xinkaishui Environmental Investment Co.,Ltd. Patentee after: SICHUAN TIANRUNDE ENVIRONMENT ENGINEERING Co.,Ltd. Address before: 610500 Sichuan province Chengdu Xindu Industrial District East District Taixing town Pu River community one club Co-patentee before: XINKAI WATER ENVIRONMENT INVESTMENT Co.,Ltd. Patentee before: SICHUAN TIANRUNDE ENVIRONMENT ENGINEERING Co.,Ltd. |
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