CN204779225U - Be applied to sewage treatment's double oxygen device - Google Patents
Be applied to sewage treatment's double oxygen device Download PDFInfo
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- CN204779225U CN204779225U CN201520328506.5U CN201520328506U CN204779225U CN 204779225 U CN204779225 U CN 204779225U CN 201520328506 U CN201520328506 U CN 201520328506U CN 204779225 U CN204779225 U CN 204779225U
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- aeration
- elevating lever
- mud
- equalizing tank
- main body
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Abstract
The utility model provides a be applied to sewage treatment's double oxygen device, be equipped with the aeration mouth on the aeration air inlet pipeline, the aeration part is established on the aeration mouth, be equipped with the aeration spout in aeration top of the head portion, aeration head bottom links to each other with the aeration connecting pipe, agitator motor establishes in stirring lifter one end, the other end at agitator motor is established to the stirring head, bottom mud is derived the bottom plate and is established near the bottom of equalizing basin main part, mud is derived the groove and is established the below at the mud delivery port, it establishes in equalizing basin main part bottom to derive the scraper blade slide rail, it establishes on deriving the scraper blade slide rail to derive the scraper blade, sewage drain pipe one end links to each other with the water inlet of acidity regulation reflux column bottom, be equipped with the regulation back flow in the acid regulation reflux column, it trades logical valve to be equipped with the three -phase on the delivery port, it filters the grid to be equipped with the flocculation in the flocculation jar main part, the outlet is established on flocculation jar main part one side top, it establishes in flocculation jar main part bottom to deposit eduction gear. Effectually handle sour water, improved sour water's treatment effeciency.
Description
Technical field
The utility model relates to waste disposal plant technical field, more particularly, relates to a kind of double oxygen device being applied to sewage disposal.
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
The utility model overcomes deficiency of the prior art, current treatment tank cost of manufacture is high, poor processing effect, treatment effect simultaneously for sour water is not fine, provide a kind of double oxygen device being applied to sewage disposal, that can classify recycles the material comprised in sewage simultaneously, effectively processes sour water, improves the processing efficiency of sour water.
The purpose of this utility model is achieved by following technical proposals.
Be applied to the double oxygen device of sewage disposal, comprise equalizing tank main body, aerating apparatus, whipping appts, top layer mud retrieving arrangement, bottom mud collection device, acid adjustment reflux tower, chemicals dosing plant, flocculation plant and precipitation discharger, sewage inlet is provided with on the left of described equalizing tank main body, described 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 is arranged on the top of described equalizing tank main body, described whipping appts comprises agitator motor, stirring-head and stirring elevating lever, described agitator motor is arranged on described stirring elevating lever one end, described stirring-head is arranged on the other end of described agitator motor, described stirring elevating lever comprises the first elevating lever, second elevating lever, 3rd elevating lever and elevating lever sleeve pipe, described second elevating lever of socket in described first elevating lever, described 3rd elevating lever of socket in described second elevating lever, described elevating lever sleeve pipe is arranged on the outside of described stirring elevating lever, the length of described elevating lever sleeve pipe equals described first elevating lever, the summation of described second elevating lever and described 3rd elevating lever length, 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 bottom mud collection device is arranged on described equalizing tank main body bottom, described bottom mud collection device comprises bottom mud derives groove, derive scraper plate, derive scraper plate slide rail and bottom mud derivation base plate, described bottom mud derives the bottom end vicinity that base plate is arranged on described equalizing tank main body, described mud derives the below that groove is arranged on described mud water outlet, described derivation scraper plate slide rail is arranged on described equalizing tank main body bottom, the activity of described derivation scraper plate be arranged on described derivation scraper plate slide rail, described sewage drainage pipe one end regulates the water-in of reflux tower bottom to be connected with described acidity, described acidity regulates in reflux tower and is provided with spiral helicine adjustment return line, described adjustment return line one end is connected with described water-in, described chemicals dosing plant is provided with inside described adjustment return line, inside described adjustment return line, be positioned at described acidity regulates the water outlet on reflux tower top to be provided with PH proofing unit for detecting sewage PH value, the described adjustment return line the other end is connected with described water outlet, described water outlet is provided with three-phase and changes logical valve, described three-phase changes logical valve one end and is connected with described flocculation plant, described three-phase changes the logical valve the other end and is connected with return line, described flocculation plant comprises flocculation filtration grid, flocculation can body and water port, described flocculation filtration grid is provided with in described flocculation can body, described water port is arranged on top, described flocculation can body side, described precipitation discharger is arranged on described flocculation can body bottom, described precipitation discharger bottom is provided with precipitation relief outlet.
Described equalizing tank main body top is provided with air outlet, and described air outlet is connected with collection gas cylinder by exhaust line.
The length sum of described first elevating lever, described second elevating lever and described 3rd elevating lever is less than or equal to the degree of depth of described equalizing tank main body, the length of described second elevating lever is the 4/5-3/4 of described first elevating lever length, and the length of described 3rd elevating lever is the 4/5-3/4 of described second elevating lever length.
The height of described derivation scraper plate is less than or equal to the distance between described bottom mud derivation base plate and described equalizing tank main body bottom, and the height of described mud collection scraper plate is the 1/6-1/5 of described equalizing tank body height.
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, the 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; 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; Be provided with bottom mud collection device, derived by bottom mud that base plate is temporary is separated being deposited on equalizing tank main body bottom mud with the sewage in equalizing tank main body, recycling derives the motion of scraper plate on the derivation scraper plate slide rail being arranged on equalizing tank main body bottom, the mud being deposited on equalizing tank main body bottom is made all to be scraped near mud derivation groove, then derive groove by mud the mud of equalizing tank main body bottom is derived, further reduce the content of mud in sewage, improve the efficiency of sewage disposal; Be provided with acid adjustment reflux tower and chemicals dosing plant, interaction with medicine in reflux tower is regulated in acidity by sewage, the pH value of real-time adjustment of acidity sewage, with the emission standard making it reach national requirements, PH proofing unit is provided with and three-phase changes logical valve near water outlet, even if the pH value of sewage does not still reach the emission standard of national requirements near water outlet, three-phase then can be regulated to change the on off state of logical valve, sewage is back to again and regulates in return line, proceed acid-alkali accommodation reaction, to reach standard; The sewage reaching standard enters in flocculation plant by water outlet, by the effect of flocculation filtration grid, sedimentable matter is drained in precipitation discharger, precipitation discharged from precipitation relief outlet, the waste water through purification then discharges flocculation plant by the water port being arranged on flocculation side, can body top.
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.
In figure: 1 is equalizing tank main body, 2 is aerating apparatus, 3 is sewage inlet, 4 is wastewater influent pipeline, 5 is sewage outlet, 6 is sewage drainage pipeline, 7 is aeration air intake pump, 8 is aeration admission passage, 9 is aeration head, 10 is aeration pipe connecting, 11 is agitator motor, 12 is stirring-head, 13 is mud accumulator tank, 14 is mud collection scraper plate, 15 is scraper plate rail plate, 16 is air outlet, 17 is exhaust line, 18 is sump pump, 19 for stirring elevating lever, 20 is bottom mud derivation groove, 21 for deriving scraper plate, 22 for deriving scraper plate slide rail, 23 is bottom mud derivation base plate, 24 is acid adjustment reflux tower, 25 for regulating return line, 26 is water-in, 27 is water outlet, 28 is chemicals dosing plant, 29 is PH proofing unit, 30 change logical valve for three-phase, 31 is flocculation filtration grid, 32 is flocculation can body, 33 is water port, 34 is precipitation discharger, 35 is precipitation relief outlet.
Embodiment
Below by specific embodiment, the technical solution of the utility model is further described.
As depicted in figs. 1 and 2, wherein, 1 is equalizing tank main body, 2 is aerating apparatus, 3 is sewage inlet, 4 is wastewater influent pipeline, 5 is sewage outlet, 6 is sewage drainage pipeline, 7 is aeration air intake pump, 8 is aeration admission passage, 9 is aeration head, 10 is aeration pipe connecting, 11 is agitator motor, 12 is stirring-head, 13 is mud accumulator tank, 14 is mud collection scraper plate, 15 is scraper plate rail plate, 16 is air outlet, 17 is exhaust line, 18 is sump pump, 19 for stirring elevating lever, 20 is bottom mud derivation groove, 21 for deriving scraper plate, 22 for deriving scraper plate slide rail, 23 is bottom mud derivation base plate, 24 is acid adjustment reflux tower, 25 for regulating return line, 26 is water-in, 27 is water outlet, 28 is chemicals dosing plant, 29 is PH proofing unit, 30 change logical valve for three-phase, 31 is flocculation filtration grid, 32 is flocculation can body, 33 is water port, 34 is precipitation discharger, 35 is precipitation relief outlet.
Be applied to the double oxygen device of sewage disposal, comprise equalizing tank main body, aerating apparatus, whipping appts, top layer mud retrieving arrangement, bottom mud collection device, acid adjustment reflux tower, chemicals dosing plant, flocculation plant and precipitation discharger, sewage inlet is provided with on the left of equalizing tank main body, sewage inlet is connected with wastewater influent pipeline, sewage outlet is provided with on the right side of equalizing tank main body, sewage outlet is provided with filtering grid, sewage outlet is connected with sewage drainage pipeline, sewage drainage pipeline is provided with sump pump, equalizing tank main body employing cross section is the structure of inverted isosceles trapezoid, aerating apparatus comprises aeration air intake pump, aeration admission passage and aeration devices, aeration admission passage is arranged around equalizing tank body interior, aeration admission passage is provided with aeration opening uniformly, aeration devices is arranged in aeration opening, aeration devices comprises aeration head and aeration pipe connecting, aeration head adopts cross section to be semicircular structure, aeration spout is provided with uniformly at aeration head top, be connected with aeration pipe connecting bottom aeration head, aeration admission passage one end is provided with aeration air intake pump, whipping appts is arranged on the top of equalizing tank main body, whipping appts comprises agitator motor, stirring-head and stirring elevating lever, agitator motor is arranged on and stirs elevating lever one end, stirring-head is arranged on the other end of agitator motor, stir elevating lever and comprise the first elevating lever, second elevating lever, 3rd elevating lever and elevating lever sleeve pipe, socket the second elevating lever in first elevating lever, socket the 3rd elevating lever in second elevating lever, elevating lever sleeve pipe is arranged on the outside of stirring elevating lever, the length of elevating lever sleeve pipe equals the first elevating lever, the summation of the second elevating lever and the 3rd elevating lever length, top layer mud retrieving arrangement comprises mud accumulator tank, mud collects scraper plate and scraper plate rail plate, scraper plate rail plate is arranged on equalizing tank main body top, what mud collected scraper plate activity is arranged on scraper plate rail plate, mud accumulator tank reclaims guide rail by mud and is arranged on side, equalizing tank main body top, mud accumulator tank adopts " L " shape structure, bottom mud collection device is arranged on equalizing tank main body bottom, bottom mud collection device comprises bottom mud derives groove, derive scraper plate, derive scraper plate slide rail and bottom mud derivation base plate, bottom mud derives the bottom end vicinity that base plate is arranged on equalizing tank main body, mud derives the below that groove is arranged on mud water outlet, derive scraper plate slide rail and be arranged on equalizing tank main body bottom, deriving being arranged on of scraper plate activity derives on scraper plate slide rail, sewage drainage pipe one end and acidity regulate the water-in of reflux tower bottom to be connected, acid adjustment in reflux tower is provided with spiral helicine adjustment return line, return line one end is regulated to be connected with water-in, regulate inside return line and be provided with chemicals dosing plant, to be positioned at the acid water outlet on reflux tower top that regulates inside return line and to be provided with PH proofing unit for detecting sewage PH value regulating, the return line the other end is regulated to be connected with water outlet, water outlet is provided with three-phase and changes logical valve, three-phase changes logical valve one end and is connected with flocculation plant, three-phase changes the logical valve the other end and is connected with return line, flocculation plant comprises flocculation filtration grid, flocculation can body and water port, flocculation filtration grid is provided with in flocculation can body, water port is arranged on flocculation top, can body side, precipitation discharger is arranged on flocculation can body bottom, precipitation discharger bottom is provided with precipitation relief outlet.
Equalizing tank main body top is provided with air outlet, and air outlet is connected with collection gas cylinder by exhaust line.
The length sum of the first elevating lever, the second elevating lever and the 3rd elevating lever is less than or equal to the degree of depth of equalizing tank main body, and the length of the second elevating lever is the 4/5-3/4 of the first elevating lever length, and the length of the 3rd elevating lever is the 4/5-3/4 of the second elevating lever length.
The height of derivation scraper plate is less than or equal to the distance between bottom mud derivation base plate and equalizing tank main body bottom, and the height of mud collection scraper plate is the 1/6-1/5 of equalizing tank body height.
Side, equalizing tank main body top is provided with aeration tube import, equalizing tank main body top opposite side is provided with aeration tube outlet, aeration admission passage enters equalizing tank body interior by aeration tube import, and aeration admission passage leaves equalizing tank body interior by aeration tube outlet.
Compared with prior art, the present embodiment 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; 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; Be provided with bottom mud collection device, derived by bottom mud that base plate is temporary is separated being deposited on equalizing tank main body bottom mud with the sewage in equalizing tank main body, recycling derives the motion of scraper plate on the derivation scraper plate slide rail being arranged on equalizing tank main body bottom, the mud being deposited on equalizing tank main body bottom is made all to be scraped near mud derivation groove, then derive groove by mud the mud of equalizing tank main body bottom is derived, further reduce the content of mud in sewage, improve the efficiency of sewage disposal; Be provided with acid adjustment reflux tower and chemicals dosing plant, interaction with medicine in reflux tower is regulated in acidity by sewage, the pH value of real-time adjustment of acidity sewage, with the emission standard making it reach national requirements, PH proofing unit is provided with and three-phase changes logical valve near water outlet, even if the pH value of sewage does not still reach the emission standard of national requirements near water outlet, three-phase then can be regulated to change the on off state of logical valve, sewage is back to again and regulates in return line, proceed acid-alkali accommodation reaction, to reach standard; The sewage reaching standard enters in flocculation plant by water outlet, by the effect of flocculation filtration grid, sedimentable matter is drained in precipitation discharger, precipitation discharged from precipitation relief outlet, the waste water through purification then discharges flocculation plant by the water port being arranged on flocculation side, can body top.
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 (5)
1. be applied to the double oxygen device of sewage disposal, it is characterized in that: comprise equalizing tank main body, aerating apparatus, whipping appts, top layer mud retrieving arrangement, bottom mud collection device, acid adjustment reflux tower, chemicals dosing plant, flocculation plant and precipitation discharger, sewage inlet is provided with on the left of described equalizing tank main body, described 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 is arranged on the top of described equalizing tank main body, described whipping appts comprises agitator motor, stirring-head and stirring elevating lever, described agitator motor is arranged on described stirring elevating lever one end, described stirring-head is arranged on the other end of described agitator motor, described stirring elevating lever comprises the first elevating lever, second elevating lever, 3rd elevating lever and elevating lever sleeve pipe, described second elevating lever of socket in described first elevating lever, described 3rd elevating lever of socket in described second elevating lever, described elevating lever sleeve pipe is arranged on the outside of described stirring elevating lever, the length of described elevating lever sleeve pipe equals described first elevating lever, the summation of described second elevating lever and described 3rd elevating lever length, 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 bottom mud collection device is arranged on described equalizing tank main body bottom, described bottom mud collection device comprises bottom mud derives groove, derive scraper plate, derive scraper plate slide rail and bottom mud derivation base plate, described bottom mud derives the bottom end vicinity that base plate is arranged on described equalizing tank main body, described mud derives the below that groove is arranged on described mud water outlet, described derivation scraper plate slide rail is arranged on described equalizing tank main body bottom, the activity of described derivation scraper plate be arranged on described derivation scraper plate slide rail, described sewage drainage pipe one end regulates the water-in of reflux tower bottom to be connected with described acidity, described acidity regulates in reflux tower and is provided with spiral helicine adjustment return line, described adjustment return line one end is connected with described water-in, described chemicals dosing plant is provided with inside described adjustment return line, inside described adjustment return line, be positioned at described acidity regulates the water outlet on reflux tower top to be provided with PH proofing unit for detecting sewage PH value, the described adjustment return line the other end is connected with described water outlet, described water outlet is provided with three-phase and changes logical valve, described three-phase changes logical valve one end and is connected with described flocculation plant, described three-phase changes the logical valve the other end and is connected with return line, described flocculation plant comprises flocculation filtration grid, flocculation can body and water port, described flocculation filtration grid is provided with in described flocculation can body, described water port is arranged on top, described flocculation can body side, described precipitation discharger is arranged on described flocculation can body bottom, described precipitation discharger bottom is provided with precipitation relief outlet.
2. the double oxygen device being applied to sewage disposal according to claim 1, is characterized in that: described equalizing tank main body top is provided with air outlet, and described air outlet is connected with collection gas cylinder by exhaust line.
3. the double oxygen device being applied to sewage disposal according to claim 1, it is characterized in that: the length sum of described first elevating lever, described second elevating lever and described 3rd elevating lever is less than or equal to the degree of depth of described equalizing tank main body, the length of described second elevating lever is the 4/5-3/4 of described first elevating lever length, and the length of described 3rd elevating lever is the 4/5-3/4 of described second elevating lever length.
4. the double oxygen device being applied to sewage disposal according to claim 1, it is characterized in that: the height of described derivation scraper plate is less than or equal to the distance between described bottom mud derivation base plate and described equalizing tank main body bottom, the height of described mud collection scraper plate is the 1/6-1/5 of described equalizing tank body height.
5. the double oxygen device being applied to sewage disposal according to claim 1, it is characterized in that: 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 |
|---|---|---|---|
| CN201520328506.5U CN204779225U (en) | 2015-05-20 | 2015-05-20 | Be applied to sewage treatment's double oxygen device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520328506.5U CN204779225U (en) | 2015-05-20 | 2015-05-20 | Be applied to sewage treatment's double oxygen device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204779225U true CN204779225U (en) | 2015-11-18 |
Family
ID=54519317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520328506.5U Expired - Fee Related CN204779225U (en) | 2015-05-20 | 2015-05-20 | Be applied to sewage treatment's double oxygen device |
Country Status (1)
| Country | Link |
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| CN (1) | CN204779225U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104860479A (en) * | 2015-05-20 | 2015-08-26 | 天紫环保投资控股有限公司 | Facultative device applied to sewage treatment |
| CN109809648A (en) * | 2019-03-25 | 2019-05-28 | 刘柏芝 | Biochemistry sewage-treatment plant |
-
2015
- 2015-05-20 CN CN201520328506.5U patent/CN204779225U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104860479A (en) * | 2015-05-20 | 2015-08-26 | 天紫环保投资控股有限公司 | Facultative device applied to sewage treatment |
| CN109809648A (en) * | 2019-03-25 | 2019-05-28 | 刘柏芝 | Biochemistry sewage-treatment plant |
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Effective date of registration: 20160606 Granted publication date: 20151118 |
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Date of cancellation: 20181206 Granted publication date: 20151118 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |