CN112875788B - Dissolved air flotation tank for sewage treatment - Google Patents
Dissolved air flotation tank for sewage treatment Download PDFInfo
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- CN112875788B CN112875788B CN202110050602.8A CN202110050602A CN112875788B CN 112875788 B CN112875788 B CN 112875788B CN 202110050602 A CN202110050602 A CN 202110050602A CN 112875788 B CN112875788 B CN 112875788B
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/24—Treatment of water, waste water, or sewage by flotation
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/38—Treatment of water, waste water, or sewage by centrifugal separation
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Mechanical Engineering (AREA)
- Removal Of Floating Material (AREA)
- Physical Water Treatments (AREA)
Abstract
The invention discloses a dissolved air flotation tank for sewage treatment, which comprises a treatment tank body, wherein the bottom end inside the treatment tank body is fixedly connected with a centrifugal driver, one end of the centrifugal driver, which extends to the inside of the treatment tank body, is uniformly and fixedly connected with a centrifugal connecting rod, a sliding track is arranged at a position close to the bottom end inside the treatment tank body, a centrifugal transmission mechanism is uniformly arranged inside the sliding track, one end, far away from the centrifugal driver, of the centrifugal connecting rod is rotatably connected with the centrifugal transmission mechanism, a floating plate is slidably connected at a position inside the treatment tank body and close to the upper part of the treatment tank body, a shoveling material collecting mechanism is fixedly connected at the bottom end outside the floating plate, and filter sieve holes are uniformly arranged inside the floating plate. This sewage treatment is with dissolving gas air supporting jar has reached the attached amount that improves sewage little air, guarantees that the suspended solid can be by abundant showy filtration.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to a dissolved air flotation tank for sewage treatment.
Background
Sewage treatment is a process of purifying sewage to meet the water quality requirement of discharging the sewage into a certain water body or reusing the sewage.
If the Chinese invention discloses the number: CN107324432A is a dissolved air flotation tank, which comprises a tank body, an upper end enclosure, a lower end enclosure, a filler mounting frame and a conical barrel, wherein the filler mounting frame is provided with coalescent filler and the conical barrel, the lower side of the conical barrel is provided with a drain pipe, the upper side of the conical barrel is provided with an outer barrel, the outer barrel is internally provided with an inner barrel, the side wall of the inner barrel is tangentially welded with a rotational flow water inlet pipe, an insertion pipe is inserted in the rotational flow water inlet pipe, and the insertion pipe is connected with a static mixer and a water inlet; the upper end enclosure of the tank body is provided with a scum outlet, and the lower end enclosure of the tank body is provided with a sewage discharge pipe; a closed water purification area is formed between the conical cylinder and the lower end enclosure, and a plurality of water distribution square pipes communicated with the tank body and the water purification area are uniformly arranged on the lower surface of the conical cylinder; the water purification area is provided with a water outlet on the side wall of the tank body; the invention combines the air flotation technology, the cyclone separation technology and the coalescence separation technology, and has the advantages of small occupied area, low cost, high oil removal efficiency, simple and convenient operation and high reliability.
The sewage in the traditional dissolved air flotation tank is when releasing dissolved gas, and dissolved gas release is inefficient to gaseous release amount is little, can not fully float the suspended solid in the sewage on the surface of water, thereby causes the poor phenomenon of sewage suspended solid treatment effect, and the dross volume that floats is gone up is great, inconvenient collection and storage, increases the degree of difficulty to workman's operation.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a dissolved air flotation tank for sewage treatment, which solves the problems that when the sewage in the traditional dissolved air flotation tank releases dissolved air, the release efficiency of the dissolved air is low, the release amount of the gas is small, and suspended matters in the sewage cannot be fully floated on the water surface, so that the treatment effect of the suspended matters in the sewage is poor, and the floated floating slag has large volume, is inconvenient to collect and store and increases the difficulty for the operation of workers.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a sewage treatment is with dissolving air supporting jar, includes the processing tank body, the bottom fixedly connected with centrifugal driver of the inside of the processing tank body, centrifugal driver extends to the even fixedly connected with centrifugal connecting rod of the one end of the internal portion of processing tank, the position that the internal portion of processing tank is close to the bottom is provided with slides the track, it evenly is provided with centrifugal drive mechanism to slide orbital inside, centrifugal driver's one end is kept away from to centrifugal connecting rod rotates with centrifugal drive mechanism and is connected, the internal portion of processing tank just is close to the position sliding connection of top and has the floating plate, the outside bottom fixedly connected with shovel material of floating plate collects the mechanism, the inside of floating plate evenly is provided with the filtration sieve mesh.
Preferably, the centrifugal transmission mechanism comprises a supporting slide block, the supporting slide block is connected with the inner portion of the sliding track in a sliding mode, the top of the supporting slide block is fixedly connected with the centrifugal connecting rod, and the left side of the centrifugal connecting rod is rotatably connected with the centrifugal arc piece.
Preferably, the top of the centrifugal connecting rod is rotatably connected with a swing adjusting plate, and suspension filtering holes are uniformly formed in the surface of the swing adjusting plate. Slowly rotate sewage, the release of air from sewage is accelerated to rotatory mobility to improve the attached quantity of the little air of sewage, guarantee that the suspended solid can be by abundant showy filtration.
Preferably, the position fixedly connected with restriction horizontal pole that the centrifugal arc piece was surveyed and was close to the top, the inside bottom sliding connection of restriction horizontal pole has the restriction slider, the inside top of swing regulating plate and the position that is close to the top are provided with movable adjusting part, movable adjusting part's top and restriction slider rotate to be connected.
Preferably, the activity adjusting part includes the regulation slot, the regulation slot sets up inside the swing regulating plate, the inside fixed surface of regulation slot is connected with the transmission flight, the inside of regulation slot is run through there is the activity inserted bar.
Preferably, a blocking clamping plate is fixedly connected to a position, close to the top end, of the transmission spiral piece, a walking attaching wheel is fixedly connected to the outer side, close to the bottom end, of the movable insertion rod, and the walking attaching wheel is in rolling connection with the surface of the bottom of the transmission spiral piece. Guarantee the rotatory dynamics homogeneity of sewage centrifugation, avoid causing the chaotic phenomenon of sewage stirring because the revolving force increases greatly, guarantee the adnexed homogeneity of interior microbubble of sewage and suspended solid.
Preferably, the shoveling and collecting mechanism comprises a supporting top plate, the top of the supporting top plate is fixedly connected with the floating plate, the position, close to the left side, of the supporting top plate is rotatably connected with a containing inner frame, and the right side of the supporting top plate is fixedly connected with a shoveling inclined plate.
Preferably, the material shoveling inclined plate is far away from the bottom of one end of the containing inner frame and is fixedly connected with a balance weight ball, and the surface of the bottom of the material shoveling inclined plate is fixedly connected with a floating support plate. The scum is collected, the collecting direction can be adjusted in real time according to the position of the liquid level and the shape of the liquid level at the top, and the scum on the liquid level can be fully collected.
Preferably, the right side of the bottom of the supporting top plate is rotatably connected with a swinging pressure rod, and the bottom end of the swinging pressure rod is rotatably connected with a screening wheel piece.
Preferably, the screening wheel spare is including supporting the runner, it rotates with the survey in the swing depression bar to support the runner and be connected, the even fixedly connected with extrusion inserted bar in surface of support runner outside, the extrusion inserted bar outside just is close to the position fixedly connected with guide fan piece that supports runner one end. The collection amount of sewage is blocked, and meanwhile, the water flow drives the supporting rotating wheel to rotate, so that the scum air bubble taking efficiency is improved.
The working principle is as follows: the waste water dissolved by air is stored in the treatment tank body, the centrifugal transmission mechanism is driven to rotate slowly by the rotation of the centrifugal driver, the swing adjusting plate rotates along with the driving, the suspended matters can be filtered by the suspended filtering holes, the sewage rotates slowly, the release of the air from the sewage is accelerated by the rotational fluidity, so that the attachment amount of small air in the sewage is increased, and the suspended matters can be fully floated and filtered; when the stirring force is increased, the centrifugal arc sheets are outwards turned by centrifugal force, the movable insertion rod drives the walking attachment wheels to upwards move in the adjusting slots, the walking attachment wheels walk on the surfaces of the bottoms of the transmission spiral sheets so as to drive the swing adjusting plate to rotate, the contact area between the swing adjusting plate and sewage during rotation is reduced, the force uniformity of sewage centrifugal rotation is ensured, the phenomenon of sewage stirring disorder caused by large increase of rotating force is avoided, and the uniformity of attachment of small bubbles and suspended matters in the sewage is ensured; under the action of centrifugal force, the sewage liquid level is in an inverted cone shape, so that under the action of buoyancy of the floating support plate and gravity of the balance weight ball, the shoveling inclined plate is attached to the liquid level, at the moment, scum rotates along with the liquid level and gradually moves to the surface of the shoveling inclined plate, and is finally collected in the containing inner frame, so that the scum is collected, the collecting direction can be adjusted in real time according to the position of the liquid level and the shape of the top liquid level, and the scum on the liquid level can be fully collected; screening wheel spare is laminated the surface at the shovel material swash plate all the time under the action of gravity, the change of liquid level drives the upset of shovel material swash plate, thereby screening wheel spare rolls at the surface of shovel material swash plate, roll the air bubble of in-process extrusion inserted bar in with the dross and prick broken, separate out the suspended solid independently, reduce the volume of dross, convenient collection, partial water impact is on the guide fan piece when scraping the material simultaneously, block the collection volume to sewage, rivers drive simultaneously and support the runner rotation, improve the purpose of dross air bubble extraction efficiency.
(III) advantageous effects
The invention provides a dissolved air flotation tank for sewage treatment. The method has the following beneficial effects:
(1) This sewage treatment is with dissolving gas air supporting jar, the swing regulating plate is along with the drive is together rotatory to the suspension filter orifice can filter the suspended solid, slowly rotates sewage, and rotatory mobility accelerates the release of air from sewage, thereby improves the attached quantity of the little air of sewage, guarantees that the suspended solid can be filtered by abundant showy.
(2) This sewage treatment is with dissolving gas air supporting jar, when the stirring dynamics increase, centrifugal force is with the outside upset of centrifugal arc piece, activity inserted bar drives the walking at this moment and attaches the wheel at the inside rebound of adjustment slot, the walking attaches the wheel and walks at transmission flight bottom surface, thereby drive the rotation of swing regulating plate, swing regulating plate and sewage area of contact when reducing the rotation, guarantee the centrifugal rotatory dynamics homogeneity of sewage, avoid leading to the fact the chaotic phenomenon of sewage stirring because the revolving force increases greatly, little bubble and suspended solid adnexed homogeneity in the assurance sewage.
(3) This sewage treatment is with dissolving gas air supporting jar receives centrifugal force effect, and sewage liquid level is the back taper to under the buoyancy of the support plate that floats and the gravity action of counter weight ball, shovel material swash plate is attached on the liquid level, and the liquid level is followed to the dross this moment and is rotatory and remove to shovel material swash plate surface gradually, collects at last in accomodating the inside casing, realizes the collection of dross, and can adjust in real time according to the position of liquid level and the shape of top liquid level and collect the direction, guarantees that the dross on the liquid level can be fully collected.
(4) This sewage treatment is with dissolving gas air supporting jar, screening wheel spare laminates the surface at the shovel material swash plate all the time under the action of gravity, the change of liquid level drives the upset of shovel material swash plate, thereby screening wheel spare rolls at the surface of shovel material swash plate, roll in-process extrusion inserted bar punctures the air bubble in the dross, independently isolate the suspended solid, reduce the volume of dross, convenient collection, partial water impact is on the guide fan piece when scraping the material simultaneously, block the collection volume to sewage, rivers drive the supporting wheel rotation simultaneously, the improvement is to the mesh that dross air bubble took out efficiency.
Drawings
FIG. 1 is a cross-sectional view of the general interior of the present invention;
FIG. 2 is a schematic view of the centrifugal transmission mechanism of the present invention;
FIG. 3 is a schematic view of the construction of the adjustable assembly of the present invention;
FIG. 4 is a schematic structural view of the scooping collecting mechanism of the present invention;
fig. 5 is a schematic structural view of the screening wheel of the present invention.
In the figure: 1 processing tank body, 2 centrifugal drivers, 3 centrifugal connecting rods, 4 sliding tracks, 5 centrifugal transmission mechanisms, 51 supporting sliding blocks, 52 centrifugal arc sheets, 53 swing adjusting plates, 54 suspension filter holes, 55 limiting cross rods, 56 limiting sliding blocks, 57 movable adjusting components, 571 adjusting slots, 572 transmission spiral sheets, 573 movable insertion rods, 574 blocking clamping plates, 575 walking attaching wheels, 6 floating plates, 7 shoveling material collecting mechanisms, 71 supporting top plates, 72 containing inner frames, 73 shoveling inclined plates, 74 counterweight balls, 75 floating supporting plates, 76 swing pressure rods, 77 screening wheel parts, 771 supporting rotating wheels 772, extrusion insertion rods, 773 guide fan sheets and 8 filter screen holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
As shown in fig. 1-2, the present invention provides a technical solution: the utility model provides a sewage treatment is with dissolving gas air supporting jar, including the processing jar body 1, the bottom fixedly connected with centrifugal drive ware 2 of the inside of the processing jar body 1, centrifugal drive ware 2 extends to the even fixedly connected with centrifugal connecting rod 3 of the inside one end of the processing jar body 1, the position that the processing jar body 1 is inside to be close to the bottom is provided with and slides track 4, the inside of sliding track 4 evenly is provided with centrifugal drive mechanism 5, centrifugal connecting rod 3 keeps away from the one end of centrifugal drive ware 2 and rotates with centrifugal drive mechanism 5 to be connected, the position sliding connection that the processing jar body 1 is inside and be close to the top has unsteady board 6, the outside bottom fixedly connected with of unsteady board 6 shovels material collection mechanism 7, the inside of unsteady board 6 evenly is provided with filters sieve mesh 8.
The centrifugal transmission mechanism 5 comprises a supporting slide block 51, the supporting slide block 51 is connected with the inner portion of the sliding track 4 in a sliding mode, the top of the supporting slide block 51 is fixedly connected with the centrifugal connecting rod 3, and the left side of the centrifugal connecting rod 3 is connected with a centrifugal arc piece 52 in a rotating mode.
The top of the centrifugal connecting rod 3 is rotatably connected with a swing adjusting plate 53, and the surface of the swing adjusting plate 53 is uniformly provided with suspension filtering holes 54. Slowly rotate sewage, rotatory mobility accelerates the release of air from sewage to improve the attached quantity of the little air of sewage, guarantee that the suspended solid can be filtered by abundant showy.
The position fixedly connected with restriction horizontal pole 55 that just is close to the top in the centrifugal arc piece 52, the inside bottom sliding connection of restriction horizontal pole 55 has restriction slider 56, and the inside top of swing regulation board 53 is provided with movable adjusting part 57 near the position of top, and movable adjusting part 57's top is connected with restriction slider 56 and rotates.
Example two
As shown in fig. 3, on the basis of the first embodiment, the present invention provides a technical solution: a dissolved air floating tank for sewage treatment, a movable adjusting assembly 57 comprises an adjusting slot 571, the adjusting slot 571 is arranged inside a swing adjusting plate 53, a transmission spiral piece 572 is fixedly connected to the surface inside the adjusting slot 571, and a movable inserting rod 573 penetrates through the inside of the adjusting slot 571.
The position of the transmission spiral piece 572 near the top end is fixedly connected with a blocking clamping plate 574, the outer side of the movable insertion rod 573 near the bottom end is fixedly connected with a walking attaching wheel 575, and the walking attaching wheel 575 is in rolling connection with the bottom surface of the transmission spiral piece 572. Guarantee the rotatory dynamics homogeneity of sewage centrifugation, avoid causing the chaotic phenomenon of sewage stirring because the revolving force increases greatly, guarantee the adnexed homogeneity of interior microbubble of sewage and suspended solid.
EXAMPLE III
As shown in fig. 4-5, on the basis of the first embodiment and the second embodiment, the present invention provides a technical solution: the utility model provides a sewage treatment is with dissolving gas air supporting tank, shovel material collection mechanism 7 includes supporting roof 71, and the top and the floating plate 6 fixed connection of supporting roof 71, supporting roof 71 are close to the left position and rotate to be connected with and accomodate inside casing 72, and the right side fixedly connected with of supporting roof 71 shovels material swash plate 73.
The bottom of one end of the material shoveling sloping plate 73 far away from the containing inner frame 72 is fixedly connected with a counterweight ball 74, and the surface of the bottom of the material shoveling sloping plate 73 is fixedly connected with a floating carrier plate 75. The scum is collected, the collecting direction can be adjusted in real time according to the position of the liquid level and the shape of the liquid level at the top, and the scum on the liquid level can be fully collected.
The right side of the bottom of the supporting top plate 71 is rotatably connected with a swinging pressure rod 76, and the bottom end of the swinging pressure rod 76 is rotatably connected with a screening wheel member 77.
The screening wheel member 77 includes a supporting wheel 771, the supporting wheel 771 is rotatably connected with the inner side of the swing compression bar 76, an extrusion inserted bar 772 is fixedly connected on the surface of the outer portion of the supporting wheel 771, and a guiding fan 773 is fixedly connected to the position of the outer portion of the extrusion inserted bar 772 close to one end of the supporting wheel 771. The collection amount of sewage is blocked, and meanwhile, the water flow drives the supporting rotating wheel 771 to rotate, so that the scum air bubble taking-out efficiency is improved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a sewage treatment is with dissolving gas air supporting jar, includes the processing jar body (1), its characterized in that: the device is characterized in that a centrifugal driver (2) is fixedly connected to the bottom end inside the treatment tank body (1), one end, extending to the inside of the treatment tank body (1), of the centrifugal driver (2) is uniformly and fixedly connected with a centrifugal connecting rod (3), a sliding track (4) is arranged at a position, close to the bottom end, inside the treatment tank body (1), centrifugal transmission mechanisms (5) are uniformly arranged inside the sliding track (4), one end, far away from the centrifugal driver (2), of the centrifugal connecting rod (3) is rotatably connected with the centrifugal transmission mechanism (5), a floating plate (6) is slidably connected to a position, close to the upper portion, inside the treatment tank body (1), the bottom end outside the floating plate (6) is fixedly connected with a shovel material collecting mechanism (7), and filtering sieve holes (8) are uniformly arranged inside the floating plate (6);
the shoveling material collecting mechanism (7) comprises a supporting top plate (71), the top of the supporting top plate (71) is fixedly connected with the floating plate (6), a position, close to the left side, of the supporting top plate (71) is rotatably connected with an accommodating inner frame (72), and the right side of the supporting top plate (71) is fixedly connected with a shoveling inclined plate (73);
the bottom of one end, far away from the containing inner frame (72), of the material shoveling inclined plate (73) is fixedly connected with a counterweight ball (74), and the surface of the bottom of the material shoveling inclined plate (73) is fixedly connected with a floating carrier plate (75);
the right side of the bottom of the supporting top plate (71) is rotatably connected with a swinging pressure rod (76), and the bottom end of the swinging pressure rod (76) is rotatably connected with a screening wheel piece (77);
screening wheel spare (77) is including supporting runner (771), support runner (771) and swing depression bar (76) inside survey rotate to be connected, the even fixedly connected with extrusion inserted bar (772) in surface of support runner (771) outside, the outside and the position fixedly connected with guide fan piece (773) that are close to support runner (771) one end of extrusion inserted bar (772).
2. The dissolved air flotation tank for sewage treatment as claimed in claim 1, wherein: centrifugal drive mechanism (5) are including supporting slider (51), supporting slider (51) and the inside sliding connection who slides track (4), the top and centrifugal connecting rod (3) fixed connection of supporting slider (51), the left side of centrifugal connecting rod (3) is rotated and is connected with centrifugal arc piece (52).
3. The dissolved air flotation tank for sewage treatment as set forth in claim 2, wherein: the top of centrifugal connecting rod (3) rotates and is connected with swing regulation board (53), the surface of swing regulation board (53) evenly is provided with suspension filtration hole (54).
4. The dissolved air flotation tank for sewage treatment as claimed in claim 3, wherein: the utility model discloses a swing regulation ware, including centrifugal arc piece (52), swing regulation board (53), position fixedly connected with restriction horizontal pole (55) of top just being close to in centrifugal arc piece (52), the inside bottom sliding connection of restriction horizontal pole (55) has restriction slider (56), the inside top of swing regulation board (53) just is close to the position of top and is provided with movable adjusting part (57), the top and the restriction slider (56) of movable adjusting part (57) are rotated and are connected.
5. The dissolved air flotation tank for sewage treatment as claimed in claim 4, wherein: the movable adjusting assembly (57) comprises an adjusting slot (571), the adjusting slot (571) is arranged inside the swing adjusting plate (53), a transmission spiral piece (572) is fixedly connected to the surface inside the adjusting slot (571), and a movable inserting rod (573) penetrates through the inside of the adjusting slot (571).
6. The dissolved air flotation tank for sewage treatment as claimed in claim 5, wherein: the position, close to the top end, of the transmission spiral piece (572) is fixedly connected with a blocking clamping plate (574), the outer side, close to the bottom end, of the movable insertion rod (573) is fixedly connected with a walking attaching wheel (575), and the walking attaching wheel (575) is in rolling connection with the bottom surface of the transmission spiral piece (572).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110050602.8A CN112875788B (en) | 2021-01-14 | 2021-01-14 | Dissolved air flotation tank for sewage treatment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110050602.8A CN112875788B (en) | 2021-01-14 | 2021-01-14 | Dissolved air flotation tank for sewage treatment |
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| CN112875788A CN112875788A (en) | 2021-06-01 |
| CN112875788B true CN112875788B (en) | 2022-12-23 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208454579U (en) * | 2018-05-21 | 2019-02-01 | 合肥创想能源环境科技有限公司 | A kind of sewage deep flocculation treatment device before membrane separation |
| CN110902746A (en) * | 2019-12-10 | 2020-03-24 | 重庆振冉环保技术开发有限公司 | Air floatation machine for sewage treatment |
| CN111217415A (en) * | 2019-11-12 | 2020-06-02 | 广州市欧树环保科技有限公司 | A energy-efficient air supporting device for sewage treatment |
| CN111392801A (en) * | 2020-03-26 | 2020-07-10 | 广州市欧伊若科技有限公司 | A air supporting system for sewage treatment's regulation of being convenient for |
| CN111392802A (en) * | 2020-03-26 | 2020-07-10 | 广州市欧伊若科技有限公司 | A air supporting system for sewage treatment's clearance of being convenient for |
-
2021
- 2021-01-14 CN CN202110050602.8A patent/CN112875788B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208454579U (en) * | 2018-05-21 | 2019-02-01 | 合肥创想能源环境科技有限公司 | A kind of sewage deep flocculation treatment device before membrane separation |
| CN111217415A (en) * | 2019-11-12 | 2020-06-02 | 广州市欧树环保科技有限公司 | A energy-efficient air supporting device for sewage treatment |
| CN110902746A (en) * | 2019-12-10 | 2020-03-24 | 重庆振冉环保技术开发有限公司 | Air floatation machine for sewage treatment |
| CN111392801A (en) * | 2020-03-26 | 2020-07-10 | 广州市欧伊若科技有限公司 | A air supporting system for sewage treatment's regulation of being convenient for |
| CN111392802A (en) * | 2020-03-26 | 2020-07-10 | 广州市欧伊若科技有限公司 | A air supporting system for sewage treatment's clearance of being convenient for |
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Effective date of registration: 20221208 Address after: No. 1-1, Building 4, No. 39 Xinggu Road, Jiulongpo District, Chongqing 400050 Applicant after: CHONGQING GREEN ENVIRONMENT PROTECTION TECHNOLOGY CO.,LTD. Address before: 518000 6th floor, science and Technology Incubation Center, gangzhilong science and Technology Park, No.6 Qinglong Road, Qinghua community, Longhua street, Longhua District, Shenzhen City, Guangdong Province Applicant before: Guo Jianjun |
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