CN204939179U - Domestic garbage resource treatment plant Sewage treatment systems - Google Patents
Domestic garbage resource treatment plant Sewage treatment systems Download PDFInfo
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- CN204939179U CN204939179U CN201520327313.8U CN201520327313U CN204939179U CN 204939179 U CN204939179 U CN 204939179U CN 201520327313 U CN201520327313 U CN 201520327313U CN 204939179 U CN204939179 U CN 204939179U
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- sewage
- equalizing tank
- aeration
- main body
- tank main
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Abstract
The utility model provides domestic garbage resource treatment plant Sewage treatment systems, comprise grid filtration unit and sewage disposal device, described grid filtration unit comprises motor, cleaning brush, cartridge filter, urceolus, turning axle, agitating vane, first sewage inlet, the Graceful mouth of a river, sewage draining exit, dividing plate, opening, described sewage disposal device comprises equalizing tank main body, aerating apparatus, whipping appts, top layer mud retrieving arrangement, acid equalizing tank, chemicals dosing plant, flocculation chemicals dosing plant and bottom sediment collection device, Sewage treatment systems of the present utility model, substantially increase the efficiency of sewage disposal, decrease the time of sewage disposal, achieve the innoxious recycling of sewage, substantially increase the utilization ratio of water resources, achieve saving and the Appropriate application of water resources.
Description
Technical field
The utility model relates to technical field of sewage, more specifically to domestic garbage resource treatment plant Sewage treatment systems.
Background technology
Sewage disposal (sewagetreatment, wastewatertreatment): the process reaching a certain water body of draining or the water quality requirement that reuses for making sewage it is purified.Sewage disposal is widely used in building, agricultural, and the every field such as traffic, the energy, petrochemical industry, environmental protection, urban look, medical treatment, food and drink, also come into the daily life of common people more and more.
In recent years; the most important thing of city domestic sewage discharge to be the primary pollution source city domestic sewage process of Chinese city water be urban water conservation at present and in the future and treatment work; this just requires that we will grab the construction of process sanitary sewage facility as the important content of urban infrastructure, and is too impatient to wait thing.And current treatment tank cost of manufacture is high, poor processing effect.
In some commercial runs, as a large amount of sewage also can be discharged in the Production in Chemical Plant processes such as food, papermaking, iron and steel, and these sewage major parts belong to organic waste water, this organic sewage just need can be discharged into occurring in nature through process, otherwise be directly discharged in nature water body the dissolved oxygen that can consume rapidly in water, cause water hypoxia and affect the existence of fish and other hydrocoles, the suspended substance simultaneously in sewage easily under anaerobic decomposes and produces foul smell, worsens water quality.Except organic waste water, in some commercial runs, also can produce acidification wastewater, if these acidification wastewater are directly disposed in rivers,lakes and seas, then can cause very large impact to ecotope.
Utility model content
Current operation of sewage disposal system cost is high, poor processing effect, the utility model overcomes deficiency of the prior art, provides domestic garbage resource treatment plant Sewage treatment systems, improve the efficiency of sewage disposal, that can classify recycles the material comprised in sewage simultaneously.
The purpose of this utility model is achieved by following technical proposals.
Domestic garbage resource treatment plant Sewage treatment systems, comprises grid filtration unit and sewage disposal device.
Described grid filtration unit comprises urceolus, and outer barrel has been horizontally disposed with dividing plate, and dividing plate is connected with outer tube inner wall is airtight;
Outer barrel is vertically provided with the identical cartridge filter of three shape and structures, and one of them cartridge filter and urceolus are coaxially arranged, and two other cartridge filter is arranged on the both sides of the cartridge filter coaxially arranged with urceolus equally spacedly; Cartridge filter is columnar structured, and its barrel is evenly provided with filter pore, and cartridge filter top is connected with urceolus top is airtight, and cartridge filter bottom is connected with dividing plate is airtight, and the junction of dividing plate and cartridge filter bottom is provided with opening; Described cartridge filter inside is coaxially arranged with turning axle, and turning axle is connected with the motor of urceolus outside, and cartridge filter inside is also provided with cleaning brush, and cleaning brush is connected with turning axle; Be provided with agitating vane bottom the cartridge filter coaxially arranged with urceolus, the bottom of agitating vane and turning axle is fixedly linked;
The top of cartridge filter is provided with sewage draining exit;
Be provided with the first sewage inlet bottom urceolus, outer tube side wall be provided with the Graceful mouth of a river.
In technique scheme, the aperture of described filter pore is 0.1mm-2mm.
In technique scheme, the bottom of described urceolus is semisphere.
Described sewage disposal device, comprise equalizing tank main body, aerating apparatus, whipping appts, top layer mud retrieving arrangement, acid equalizing tank, chemicals dosing plant, flocculation chemicals dosing plant and bottom sediment collection device, the second sewage inlet is provided with on the left of described equalizing tank main body, described second sewage inlet is connected with wastewater influent pipeline, sewage outlet is provided with on the right side of described equalizing tank main body, described sewage outlet is provided with filtering grid, described sewage outlet is connected with described sewage drainage pipeline, described sewage drainage pipeline is provided with described sump pump, described equalizing tank main body employing cross section is the structure of inverted isosceles trapezoid, described aerating apparatus comprises aeration air intake pump, aeration admission passage and aeration devices, described aeration admission passage is arranged around described equalizing tank body interior, described aeration admission passage is provided with described aeration opening uniformly, described aeration devices is arranged in described aeration opening, described aeration devices comprises aeration head and aeration pipe connecting, described aeration head adopts cross section to be semicircular structure, aeration spout is provided with uniformly at described aeration head top, be connected with described aeration pipe connecting bottom described aeration head, described aeration admission passage one end is provided with described aeration air intake pump, described whipping appts comprises sewage depths whipping appts and the upper and lower whipping appts of sewage, described sewage depths whipping appts is arranged on described equalizing tank main body bottom, the upper and lower whipping appts of described sewage is arranged in described equalizing tank main body, the upper and lower whipping appts of the described sewage length stretched in described equalizing tank main body is less than the degree of depth of described equalizing tank main body, described top layer mud retrieving arrangement comprises mud accumulator tank, mud collects scraper plate and scraper plate rail plate, described scraper plate rail plate is arranged on described equalizing tank main body top, what described mud collected scraper plate activity is arranged on described scraper plate rail plate, described mud accumulator tank reclaims guide rail by mud and is arranged on side, described equalizing tank main body top, described mud accumulator tank adopts " L " shape structure, described sewage drainage pipeline is connected with described acid equalizing tank, both sides, described acid equalizing tank top are respectively arranged with described chemicals dosing plant and described flocculation chemicals dosing plant, PH proofing unit is provided with in described acid equalizing tank, soda acid whipping appts is provided with above described acid equalizing tank, described soda acid whipping appts comprises soda acid agitator motor, soda acid agitator arm and soda acid stirring-head, described soda acid agitator motor is arranged on described soda acid agitator arm one end, the described soda acid agitator arm the other end is provided with described soda acid stirring-head, the input terminus of described chemicals dosing plant is connected with the first output terminal of described PH proofing unit, the input terminus of described flocculation chemicals dosing plant is connected with the second output terminal of described PH proofing unit, flocculation sediment filtering grid is provided with near bottom described acid equalizing tank, the below of described flocculation sediment filtering grid is provided with described bottom sediment collection device.
Described equalizing tank main body top is provided with air outlet, and described air outlet is connected with collection gas cylinder by exhaust line.
Described equalizing tank main body Basolateral is provided with sewage depths whipping appts drive-motor, and on described equalizing tank main body top, arranged outside has the upper and lower whipping appts drive-motor of sewage.
Side, described equalizing tank main body top is provided with aeration tube import, described equalizing tank main body top opposite side is provided with aeration tube outlet, described aeration admission passage enters described equalizing tank body interior by described aeration tube import, and described aeration admission passage leaves described equalizing tank body interior by described aeration tube outlet.
The beneficial effects of the utility model are: compared with prior art, Sewage treatment systems of the present utility model is provided with aerating apparatus, by around the aerating apparatus be arranged in equalizing tank main body, substantially increase the aeration effect of equalizing tank body interior sewage, after combining with whipping appts, make sewage depths also can carry out aeration effectively, substantially increase the efficiency of sewage disposal, decrease the time needed for sewage disposal, achieve the harmless treatment of sewage, substantially increase the utilization ratio of water resources, achieve saving and the Appropriate application of water resources.
Accompanying drawing explanation
Fig. 1 is one-piece construction schematic diagram of the present utility model;
Fig. 2 is the structural representation of aerating apparatus in the utility model sewage disposal device;
In figure, 1 is motor, 2 is cleaning brush, 3 is cartridge filter, 4 is urceolus, 5 is turning axle, 6 is agitating vane, 7 is the first sewage inlet, 8 is the Graceful mouth of a river, 9 is sewage draining exit, 10 is dividing plate, 11 is opening, 12 is equalizing tank main body, 13 is aerating apparatus, 14 is the second sewage inlet, 15 is wastewater influent pipeline, 16 is sewage outlet, 17 is sewage drainage pipeline, 18 is aeration air intake pump, 19 is aeration admission passage, 20 is aeration head, 21 is aeration pipe connecting, 22 is sewage depths whipping appts, 23 is the upper and lower whipping appts of sewage, 24 is mud accumulator tank, 25 is mud collection scraper plate, 26 is scraper plate rail plate, 27 is air outlet, 28 is exhaust line, 29 is sump pump, 30 is acid equalizing tank, 31 is chemicals dosing plant, 32 is flocculation chemicals dosing plant, 33 is PH proofing unit, 34 is soda acid agitator motor, 35 is soda acid agitator arm, 36 is soda acid stirring-head, 37 is flocculation sediment filtering grid.
Embodiment
Below by specific embodiment, the technical solution of the utility model is further described.
As depicted in figs. 1 and 2, 1 is motor, 2 is cleaning brush, 3 is cartridge filter, 4 is urceolus, 5 is turning axle, 6 is agitating vane, 7 is sewage inlet, 8 is the Graceful mouth of a river, 9 is sewage draining exit, 10 is dividing plate, 11 is opening, 12 is equalizing tank main body, 13 is aerating apparatus, 14 is sewage inlet, 15 is wastewater influent pipeline, 16 is sewage outlet, 17 is sewage drainage pipeline, 18 is aeration air intake pump, 19 is aeration admission passage, 20 is aeration head, 21 is aeration pipe connecting, 22 is sewage depths whipping appts, 23 is the upper and lower whipping appts of sewage, 24 is mud accumulator tank, 25 is mud collection scraper plate, 26 is scraper plate rail plate, 27 is air outlet, 28 is exhaust line, 29 is sump pump, 30 is acid equalizing tank, 31 is chemicals dosing plant, 32 is flocculation chemicals dosing plant, 33 is PH proofing unit, 34 is soda acid agitator motor, 35 is soda acid agitator arm, 36 is soda acid stirring-head, 37 is flocculation sediment filtering grid.
Domestic garbage resource treatment plant Sewage treatment systems, comprises grid filtration unit and sewage disposal device.
Described grid filtration unit comprises urceolus, and outer barrel has been horizontally disposed with dividing plate, and dividing plate is connected with outer tube inner wall is airtight;
Outer barrel is vertically provided with the identical cartridge filter of three shape and structures, and one of them cartridge filter and urceolus are coaxially arranged, and two other cartridge filter is arranged on the both sides of the cartridge filter coaxially arranged with urceolus equally spacedly; Cartridge filter is columnar structured, and its barrel is evenly provided with filter pore, and cartridge filter top is connected with urceolus top is airtight, and cartridge filter bottom is connected with dividing plate is airtight, and the junction of dividing plate and cartridge filter bottom is provided with opening; Described cartridge filter inside is coaxially arranged with turning axle, and turning axle is connected with the motor of urceolus outside, and cartridge filter inside is also provided with cleaning brush, and cleaning brush is connected with turning axle; Be provided with agitating vane bottom the cartridge filter coaxially arranged with urceolus, the bottom of agitating vane and turning axle is fixedly linked;
The top of cartridge filter is provided with sewage draining exit;
Be provided with the first sewage inlet bottom urceolus, outer tube side wall be provided with the Graceful mouth of a river.
In technique scheme, the aperture of described filter pore is 0.1mm-2mm.
In technique scheme, the bottom of described urceolus is semisphere.
When this grid filtration unit uses, sewage enters outer barrel from the first sewage inlet, and three cartridge filters filter sewage, and the clear water after filtration is discharged from the Graceful mouth of a river, and mud and the impurity of filtration are discharged by sewage draining exit.Meanwhile, driven by motor turning axle rotates, and turning axle drives cleaning brush to clean cartridge filter inwall, prevents cartridge filter from blocking; Driven by motor agitating vane moves, and Impurity deposition that in sewage, proportion is larger can be prevented in bottom by the stirring of revolving vane.
Described sewage disposal device, comprise equalizing tank main body, aerating apparatus, whipping appts, top layer mud retrieving arrangement, acid equalizing tank, chemicals dosing plant, flocculation chemicals dosing plant and bottom sediment collection device, the second sewage inlet is provided with on the left of described equalizing tank main body, described second sewage inlet is connected with wastewater influent pipeline, sewage outlet is provided with on the right side of described equalizing tank main body, described sewage outlet is provided with filtering grid, described sewage outlet is connected with described sewage drainage pipeline, described sewage drainage pipeline is provided with described sump pump, described equalizing tank main body employing cross section is the structure of inverted isosceles trapezoid, described aerating apparatus comprises aeration air intake pump, aeration admission passage and aeration devices, described aeration admission passage is arranged around described equalizing tank body interior, described aeration admission passage is provided with described aeration opening uniformly, described aeration devices is arranged in described aeration opening, described aeration devices comprises aeration head and aeration pipe connecting, described aeration head adopts cross section to be semicircular structure, aeration spout is provided with uniformly at described aeration head top, be connected with described aeration pipe connecting bottom described aeration head, described aeration admission passage one end is provided with described aeration air intake pump, described whipping appts comprises sewage depths whipping appts and the upper and lower whipping appts of sewage, described sewage depths whipping appts is arranged on described equalizing tank main body bottom, the upper and lower whipping appts of described sewage is arranged in described equalizing tank main body, the upper and lower whipping appts of the described sewage length stretched in described equalizing tank main body is less than the degree of depth of described equalizing tank main body, described top layer mud retrieving arrangement comprises mud accumulator tank, mud collects scraper plate and scraper plate rail plate, described scraper plate rail plate is arranged on described equalizing tank main body top, what described mud collected scraper plate activity is arranged on described scraper plate rail plate, described mud accumulator tank reclaims guide rail by mud and is arranged on side, described equalizing tank main body top, described mud accumulator tank adopts " L " shape structure, described sewage drainage pipeline is connected with described acid equalizing tank, both sides, described acid equalizing tank top are respectively arranged with described chemicals dosing plant and described flocculation chemicals dosing plant, PH proofing unit is provided with in described acid equalizing tank, soda acid whipping appts is provided with above described acid equalizing tank, described soda acid whipping appts comprises soda acid agitator motor, soda acid agitator arm and soda acid stirring-head, described soda acid agitator motor is arranged on described soda acid agitator arm one end, the described soda acid agitator arm the other end is provided with described soda acid stirring-head, the input terminus of described chemicals dosing plant is connected with the first output terminal of described PH proofing unit, the input terminus of described flocculation chemicals dosing plant is connected with the second output terminal of described PH proofing unit, flocculation sediment filtering grid is provided with near bottom described acid equalizing tank, the below of described flocculation sediment filtering grid is provided with described bottom sediment collection device.
Described equalizing tank main body top is provided with air outlet, and described air outlet is connected with collection gas cylinder by exhaust line.
Described equalizing tank main body Basolateral is provided with sewage depths whipping appts drive-motor, and on described equalizing tank main body top, arranged outside has the upper and lower whipping appts drive-motor of sewage.
Side, described equalizing tank main body top is provided with aeration tube import, described equalizing tank main body top opposite side is provided with aeration tube outlet, described aeration admission passage enters described equalizing tank body interior by described aeration tube import, and described aeration admission passage leaves described equalizing tank body interior by described aeration tube outlet.
This sewage disposal device is provided with aerating apparatus, by around the aerating apparatus be arranged in equalizing tank main body, substantially increase the aeration effect of equalizing tank body interior sewage, after combining with sewage depths whipping appts and the upper and lower whipping appts of sewage, make sewage depths also can carry out aeration effectively, substantially increase the efficiency of sewage disposal, decrease the time needed for sewage disposal; The setting of top layer mud retrieving arrangement, makes the mud floating on sewage upper strata in advance collected by top layer mud retrieving arrangement, the mud floating on sewage upper strata can be made can not to affect the aeration effect of sewage, also reduce the content of mud in sewage simultaneously; Described equalizing tank main body top is provided with air outlet, air outlet is connected with collection gas cylinder, the biogas and other gas that produce in sewage treatment process can be collected in, so not only efficiently utilize the various by products produced in sewage treatment process, also can ensure the stable of equalizing tank body interior pressure simultaneously, ensure the running of equalizing tank Soil stability; Being provided with acid equalizing tank, neutralization reaction can being carried out in acid equalizing tank, with the emission standard making it reach national regulation, to preserve the ecological environment by going out the sour water of mud; PH proofing unit, soda acid whipping appts and chemicals dosing plant is provided with in acid equalizing tank, by adding in alkalescence and medicine in the detection control chemicals dosing plant oxytropism equalizing tank of PH proofing unit, under the effect of soda acid whipping appts, make to carry out effective neutralization reaction with medicine in sour water and alkalescence, after treating that PH proofing unit detects that the pH value of sour water is up to standard, control to add flocculation agent in flocculation chemicals dosing plant oxytropism equalizing tank, to purify waste water further, finally will be passed through outside the sour water discharger of purification by water port.
Above the utility model has been described in detail, but described content being only preferred embodiment of the present utility model, can not being considered to for limiting practical range of the present utility model.All equalizations done according to the utility model application range change and improve, and all should still belong within patent covering scope of the present utility model.
Claims (6)
1. domestic garbage resource treatment plant Sewage treatment systems, it is characterized in that: comprise grid filtration unit and sewage disposal device, described grid filtration unit comprises urceolus, and outer barrel has been horizontally disposed with dividing plate, dividing plate is connected with outer tube inner wall is airtight; Outer barrel is vertically provided with the identical cartridge filter of three shape and structures, and one of them cartridge filter and urceolus are coaxially arranged; Cartridge filter is columnar structured, and its barrel is evenly provided with filter pore, and cartridge filter top is connected with urceolus top is airtight, and cartridge filter bottom is connected with dividing plate is airtight, and the junction of dividing plate and cartridge filter bottom is provided with opening; Described cartridge filter inside is coaxially arranged with turning axle, and turning axle is connected with the motor of urceolus outside; Cartridge filter inside is also provided with cleaning brush, and cleaning brush is connected with turning axle; Be provided with agitating vane bottom the cartridge filter coaxially arranged with urceolus, the bottom of agitating vane and turning axle is fixedly linked; The top of cartridge filter is provided with sewage draining exit; Be provided with the first sewage inlet bottom urceolus, outer tube side wall be provided with the Graceful mouth of a river;
Described sewage disposal device comprises equalizing tank main body, aerating apparatus, whipping appts, top layer mud retrieving arrangement, acid equalizing tank, chemicals dosing plant, flocculation chemicals dosing plant and bottom sediment collection device, the second sewage inlet is provided with on the left of described equalizing tank main body, described second sewage inlet is connected with wastewater influent pipeline, sewage outlet is provided with on the right side of described equalizing tank main body, described sewage outlet is provided with filtering grid, described sewage outlet is connected with sewage drainage pipeline, described sewage drainage pipeline is provided with sump pump, described equalizing tank main body employing cross section is the structure of inverted isosceles trapezoid, described aerating apparatus comprises aeration air intake pump, aeration admission passage and aeration devices, described aeration admission passage is arranged around described equalizing tank body interior, described aeration admission passage is provided with aeration opening uniformly, described aeration devices is arranged in described aeration opening, described aeration devices comprises aeration head and aeration pipe connecting, described aeration head adopts cross section to be semicircular structure, aeration spout is provided with uniformly at described aeration head top, be connected with described aeration pipe connecting bottom described aeration head, described aeration admission passage one end is provided with described aeration air intake pump, described whipping appts comprises sewage depths whipping appts and the upper and lower whipping appts of sewage, described sewage depths whipping appts is arranged on described equalizing tank main body bottom, the upper and lower whipping appts of described sewage is arranged in described equalizing tank main body, the upper and lower whipping appts of the described sewage length stretched in described equalizing tank main body is less than the degree of depth of described equalizing tank main body, described top layer mud retrieving arrangement comprises mud accumulator tank, mud collects scraper plate and scraper plate rail plate, described scraper plate rail plate is arranged on described equalizing tank main body top, what described mud collected scraper plate activity is arranged on described scraper plate rail plate, described mud accumulator tank reclaims guide rail by mud and is arranged on side, described equalizing tank main body top, described mud accumulator tank adopts " L " shape structure, described sewage drainage pipeline is connected with described acid equalizing tank, both sides, described acid equalizing tank top are respectively arranged with described chemicals dosing plant and described flocculation chemicals dosing plant, pH proofing unit is provided with in described acid equalizing tank, soda acid whipping appts is provided with above described acid equalizing tank, described soda acid whipping appts comprises soda acid agitator motor, soda acid agitator arm and soda acid stirring-head, described soda acid agitator motor is arranged on described soda acid agitator arm one end, the described soda acid agitator arm the other end is provided with described soda acid stirring-head, the input terminus of described chemicals dosing plant is connected with the first output terminal of described pH proofing unit, the input terminus of described flocculation chemicals dosing plant is connected with the second output terminal of described pH proofing unit, flocculation sediment filtering grid is provided with near bottom described acid equalizing tank, the below of described flocculation sediment filtering grid is provided with described bottom sediment collection device.
2. domestic garbage resource treatment plant according to claim 1 Sewage treatment systems, is characterized in that: described in described grid filtration unit, the aperture of filter pore is 0.1mm-2mm.
3. domestic garbage resource treatment plant according to claim 1 Sewage treatment systems, is characterized in that: described in described grid filtration unit, the bottom of urceolus is semisphere.
4. domestic garbage resource treatment plant according to claim 1 Sewage treatment systems, is characterized in that: in described sewage disposal device, described equalizing tank main body top is provided with air outlet, and described air outlet is connected with collection gas cylinder by exhaust line.
5. domestic garbage resource treatment plant according to claim 1 Sewage treatment systems, it is characterized in that: in described sewage disposal device, described equalizing tank main body Basolateral is provided with sewage depths whipping appts drive-motor, on described equalizing tank main body top, arranged outside has the upper and lower whipping appts drive-motor of sewage.
6. domestic garbage resource treatment plant according to claim 1 Sewage treatment systems, it is characterized in that: in described sewage disposal device, side, described equalizing tank main body top is provided with aeration tube import, described equalizing tank main body top opposite side is provided with aeration tube outlet, described aeration admission passage enters described equalizing tank body interior by described aeration tube import, and described aeration admission passage leaves described equalizing tank body interior by described aeration tube outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520327313.8U CN204939179U (en) | 2015-05-20 | 2015-05-20 | Domestic garbage resource treatment plant Sewage treatment systems |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520327313.8U CN204939179U (en) | 2015-05-20 | 2015-05-20 | Domestic garbage resource treatment plant Sewage treatment systems |
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| Publication Number | Publication Date |
|---|---|
| CN204939179U true CN204939179U (en) | 2016-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520327313.8U Expired - Fee Related CN204939179U (en) | 2015-05-20 | 2015-05-20 | Domestic garbage resource treatment plant Sewage treatment systems |
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| CN (1) | CN204939179U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105923824A (en) * | 2016-06-01 | 2016-09-07 | 沈蓉蓉 | Double-barrel type sewage treatment device |
| CN113860641A (en) * | 2021-10-11 | 2021-12-31 | 海澜智云科技有限公司 | Intelligent factory sewage treatment system and treatment method thereof |
-
2015
- 2015-05-20 CN CN201520327313.8U patent/CN204939179U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105923824A (en) * | 2016-06-01 | 2016-09-07 | 沈蓉蓉 | Double-barrel type sewage treatment device |
| CN113860641A (en) * | 2021-10-11 | 2021-12-31 | 海澜智云科技有限公司 | Intelligent factory sewage treatment system and treatment method thereof |
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Effective date of registration: 20160606 Granted publication date: 20160106 |
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| CF01 | Termination of patent right due to non-payment of annual fee |