CN117258381A - Biochemical wastewater high-efficiency treatment device - Google Patents
Biochemical wastewater high-efficiency treatment device Download PDFInfo
- Publication number
- CN117258381A CN117258381A CN202311228037.5A CN202311228037A CN117258381A CN 117258381 A CN117258381 A CN 117258381A CN 202311228037 A CN202311228037 A CN 202311228037A CN 117258381 A CN117258381 A CN 117258381A
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- Prior art keywords
- waste
- cloth
- bowl
- waste water
- treatment device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000002351 wastewater Substances 0.000 title claims abstract description 64
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- 238000001914 filtration Methods 0.000 claims abstract description 16
- 238000000926 separation method Methods 0.000 claims abstract description 13
- 239000002910 solid waste Substances 0.000 claims abstract description 11
- 238000004140 cleaning Methods 0.000 claims abstract description 4
- 239000004744 fabric Substances 0.000 claims description 39
- 239000002699 waste material Substances 0.000 claims description 34
- 239000010865 sewage Substances 0.000 claims description 12
- 239000007787 solid Substances 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 10
- 230000009467 reduction Effects 0.000 claims description 9
- 239000002245 particle Substances 0.000 claims description 7
- 229920002334 Spandex Polymers 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 6
- 239000004759 spandex Substances 0.000 claims description 6
- 230000007480 spreading Effects 0.000 claims description 6
- 238000003892 spreading Methods 0.000 claims description 6
- 238000009941 weaving Methods 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 239000002657 fibrous material Substances 0.000 claims description 3
- 239000010453 quartz Substances 0.000 claims description 3
- 238000009958 sewing Methods 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 239000011148 porous material Substances 0.000 claims description 2
- 230000008595 infiltration Effects 0.000 claims 1
- 238000001764 infiltration Methods 0.000 claims 1
- 238000004065 wastewater treatment Methods 0.000 abstract description 8
- 239000003638 chemical reducing agent Substances 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 239000012466 permeate Substances 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 2
- 238000009940 knitting Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
- B01D29/52—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in parallel connection
- B01D29/54—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in parallel connection arranged concentrically or coaxially
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/13—Supported filter elements
- B01D29/23—Supported filter elements arranged for outward flow filtration
- B01D29/27—Filter bags
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
- B01D29/90—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for feeding
- B01D29/906—Special treatment of the feed stream before contacting the filtering element, e.g. cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
- B01D29/90—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for feeding
- B01D29/908—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for feeding provoking a tangential stream
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention relates to the technical field of wastewater treatment devices and discloses a high-efficiency biochemical wastewater treatment device, which comprises an upward-opening wastewater separation cylinder and an end cover arranged at the upper port of the wastewater separation cylinder through a screw cover, wherein a bowl-shaped water permeable bowl is rotationally arranged in the wastewater separation cylinder, the upper end of the water permeable bowl is fixedly provided with a rotating shaft penetrating out of the end cover and coaxially connected with a speed reducer fixed on the end cover, and the speed reducer is driven by a direct-drive motor arranged on the end cover. According to the invention, through the cooperation of the unique filter screen structure and centrifugal rotation, the solid waste is kept away from the filter screen as far as possible during filtering, so that the filtering effect is better, the frequency of cleaning the filter screen is effectively reduced, and the production efficiency is improved.
Description
Technical Field
The invention relates to the technical field of wastewater treatment devices, in particular to a biochemical wastewater high-efficiency treatment device.
Background
The wastewater treatment refers to a process of artificially treating wastewater discharged from a pollution source to reduce the total amount of pollutants in the wastewater, so that the treated water meets the requirements of discharge standards or environmental capacity, and finally the treated water is discharged into rivers, lakes or urban pipelines. At present, wastewater treatment is widely applied to various fields of construction, agriculture, traffic, energy, petrochemical industry, environmental protection, urban landscapes, medical treatment, catering and the like;
prior art (CN 112274997B) provides a filter equipment, waste water treatment facility and effluent disposal system, filter equipment includes the filtration jar and installs inlet tube on the filtration jar, the inboard of filtration jar is provided with the link, the both ends of link be fixed with respectively with set up bar groove sliding fit's on the filtration jar inner wall mount, two rotate between the mount and install the filter, and work as the filter is in the horizontality with fix the first L type pole butt on the link, two the mount still through with its fixed connection's haulage rope with install rolling subassembly on the filtration jar is connected, rolling subassembly with install the output shaft of the second motor on the filtration jar passes through the second drive belt and rotates to be connected. The filtering device provided by the invention can realize the filtration and simultaneously facilitate the non-stop treatment of large-particle impurities on the filter plate, and realize the automatic closing of the water inlet pipe in the treatment process, thereby effectively improving the wastewater treatment efficiency;
however, the structure is complicated, the filter plate is easy to be blocked and inconvenient to clean, so the scheme is provided.
Disclosure of Invention
The invention aims to solve the technical problems that: in order to overcome the problems in the prior art, a high-efficiency biochemical wastewater treatment device is provided, which solves the problems and the like.
The invention solves the technical problems by adopting the following technical scheme:
the utility model provides a biochemical wastewater high-efficient processing apparatus, is in including upwards open waste water separating drum to and be in through the screw lid waste water separating drum upper port's end cover waste water separating drum internal rotation is equipped with the bowl form bowl that permeates water, permeate water the upper end of bowl is fixed to be equipped with and wears out the end cover and with fix the coaxial coupling's of reduction gear on the end cover pivot, the drive the reduction gear is installed directly drive motor on the end cover, through the speed reduction of reduction gear back directly drive motor's torque drive pivot and permeate water the bowl and rotate permeate water the bowl is last the interval is fixed to be equipped with the hexagon filtration pore that runs through waste water separating drum's outside is being used for to waste water separating drum internal supply sewage through the flange intercommunication.
Preferably, the inner cavity of the waste water separating cylinder is also provided with a waste residue net bag, the working surface of the waste residue net bag is vertical to the flow direction of the waste water in the waste water separating cylinder and is used for intercepting and collecting solid particles in the waste water, a plurality of sealing flip covers are annularly arranged on the end cover at intervals, and the waste residue net bag can be taken, placed and replaced by flipping the sealing flip covers.
Preferably, the waste residue net bag comprises an elastic net cloth and a non-elastic net cloth which is integrally connected with the elastic net cloth in a sewing mode, the elastic net cloth and the non-elastic net cloth form a cloth bag which is upwards opened, the height of the non-elastic net cloth is only half that of the elastic net cloth, two side edges of the elastic net cloth are sewn and fixed on a spreading rod, and the waste residue net bag is inserted and installed in the waste water separating cylinder through the spreading rod to achieve fixation, and when sewage is wrapped and clamped with solid stains to revolve, solid matters are thrown outwards under the action of centrifugal force and are intercepted by the waste residue net bag arranged on the periphery.
Preferably, the elastic mesh is formed by weaving spandex cloth, the inelastic mesh is formed by weaving quartz fiber materials, so that the spandex woven cloth with good elasticity is deformed backwards after being impacted by water flow, and the inelastic mesh is smaller in deformation, so that a larger opening is formed between the inelastic mesh and a port of the elastic mesh for solid to enter, and the elastic mesh falls into the waste residue mesh bag along with the speed reduction of the water flow.
Preferably, the bottom wall of the waste water separating cylinder is fixedly provided with a plurality of lifting back slopes in a welded mode, the lifting back slopes are arranged in front of the waste residue net bags, and the lifting back slopes are matched with the waste residue net bags one by one and are parallel in arrangement direction.
Preferably, the lift back slope has a slope of at least thirty degrees that brings up the rotating water flow so that solid waste can enter the waste string bag more.
Preferably, a plurality of shaft seats for inserting the display rods are fixedly welded in the bottom wall of the wastewater separation barrel and used for fixing the lower ends of the display rods, and in addition, the shaft seats for inserting the upper ends of the display rods are fixedly arranged on the lower end faces of the sealing flip cover and used for fixing the upper ends of the display rods.
Preferably, the outer side wall welded fastening of the water permeable bowl is provided with an inclined helical blade, when the water permeable bowl rotates, the helical blade drives sewage to rotate to form a vortex, and solid waste is thrown outwards and is further away from the water permeable bowl under the driving of the rapid vortex, so that solid-liquid separation is accelerated.
Preferably, the lower extreme of the water permeable bowl is fixedly provided with a built-in drainage pipe communicated with an inner cavity of the water permeable bowl and is communicated with a flange drainage pipe fixed on the lower end face of the wastewater separation barrel, so that permeated wastewater is discharged, and the inclined plane structure of the water permeable bowl enables solid waste particles to be far away from the hexagonal filtering holes arranged on the water permeable bowl, so that the permeation rate of waste liquid is faster, blockage is not easy to occur, and the equipment cleaning period is reduced.
The invention has the advantages and positive effects that: through the cooperation of unique filter screen structure and centrifugal rotation, make solid waste keep away from the filter screen as far as possible when filtering, make the filter effect better like this, in addition effectual reduction is to the frequency of wasing of filter screen, improves production efficiency.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a schematic diagram of the structure of the present invention;
fig. 2 is a schematic top view of the sewage supply pipe 16 of fig. 1 omitted;
FIG. 3 is an enlarged schematic view of the waste string bag 24 of the present invention;
FIG. 4 is a schematic view of the structure of FIG. 3 in full section A-A;
fig. 5 is a schematic view of the structure of the apparatus inside the wastewater separation cartridge 14 in fig. 1.
Detailed Description
The invention will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the invention and therefore show only the structures which are relevant to the invention.
Embodiments of the invention are described in further detail below with reference to the attached drawing figures:
as shown in fig. 1-5, the biochemical wastewater high-efficiency treatment device of the invention comprises a wastewater separating cylinder 14 which is opened upwards, and an end cover 10 which is arranged at the upper end opening of the wastewater separating cylinder 14 through a screw cover, wherein a bowl-shaped permeable bowl 21 is rotationally arranged in the wastewater separating cylinder 14, a rotating shaft 22 which penetrates through the end cover 10 and is coaxially connected with a speed reducer 13 fixed on the end cover 10 is fixedly arranged at the upper end of the permeable bowl 21, a direct drive motor 15 which drives the speed reducer 13 is arranged on the end cover 10, the rotating shaft 22 and the permeable bowl 21 are driven to rotate by the torque of the direct drive motor 15 after the speed reducer 13 is decelerated, a through hexagonal filtering hole 23 is fixedly arranged on the permeable bowl 21 at intervals, and a sewage supply pipe 16 is communicated with the outside of the wastewater separating cylinder 14 through a flange for supplying sewage into the wastewater separating cylinder 14.
Preferably, the inner cavity of the waste water separating cylinder 14 is further provided with a waste residue net bag 24, the working surface of the waste residue net bag 24 is perpendicular to the flow direction of the waste water in the waste water separating cylinder 14, and is used for intercepting and collecting solid particles in the waste water, a plurality of sealing flip covers 11 are annularly arranged on the end cover 10 at intervals, and the sealing flip covers 11 are hinged to the end cover 10, so that the waste residue net bag 24 can be taken, placed and replaced by opening the sealing flip covers 11.
Preferably, the waste residue net bag 24 comprises an elastic net cloth 25 and a non-elastic net cloth 26 which is integrally connected with the elastic net cloth 25 in a sewing mode, the elastic net cloth 25 and the non-elastic net cloth 26 form a cloth bag which is opened upwards, the height of the non-elastic net cloth 26 is only half that of the elastic net cloth 25, two side edges of the elastic net cloth 25 are sewn and fixed on a spreading rod 27, and the waste residue net bag is inserted into the waste water separating cylinder 14 through the spreading rod 27 to achieve fixation, and when sewage is wrapped with solid stains to rotate, solid matters are thrown outwards under the action of centrifugal force and are intercepted by the waste residue net bag 24 arranged on the periphery.
Preferably, the elastic mesh 25 is formed by knitting a spandex fabric, and the inelastic mesh 26 is formed by knitting a quartz fiber material, so that the spandex fabric with better elasticity is deformed backward after being impacted by water flow, and the inelastic mesh 26 is deformed slightly, so that a larger opening is formed between the inelastic mesh 26 and the port of the elastic mesh 25 for solid matter to enter, and falls into the waste string bag 24 along with the deceleration of the water flow.
Preferably, a plurality of lifting back slopes 12 are fixedly welded on the bottom wall of the wastewater separation cylinder 14, the lifting back slopes 12 are arranged in front of the waste residue net bags 24, and the lifting back slopes 12 are matched with the waste residue net bags 24 one by one and are parallel in arrangement direction.
Preferably, the lift back slope 12 has a slope of at least thirty degrees that brings up the rotating water flow so that solid waste can enter the waste string bag 24 more.
Preferably, a plurality of shaft seats for inserting the display rods 27 are fixedly welded in the bottom wall of the wastewater separation barrel 14, and are used for fixing the lower ends of the display rods 27, and in addition, shaft seats for inserting the upper ends of the display rods 27 are fixedly arranged on the lower end face of the sealing flip 11, and are used for fixing the upper ends of the display rods 27.
Preferably, the outer side wall of the permeable bowl 21 is fixedly welded with an inclined spiral blade 20, when the permeable bowl 21 rotates, the spiral blade 20 drives sewage to rotate to form a vortex, and solid waste is thrown outwards and further away from the permeable bowl 21 under the driving of the rapid vortex, so that solid-liquid separation is accelerated.
Preferably, the lower end of the permeable bowl 21 is fixedly provided with a built-in drainage pipe 19 communicated with the inner cavity of the permeable bowl 21 and is communicated with a flange drainage pipe 17 fixed on the lower end surface of the wastewater separation cylinder 14, so that permeated wastewater is discharged, solid waste particles are far away from the hexagonal filtering holes 23 arranged on the permeable bowl 21 due to the inclined surface structure of the permeable bowl 21, so that the permeation rate of waste liquid is faster, blockage is not easy to occur, and the equipment cleaning period is reduced.
It should be emphasized that the examples described herein are illustrative rather than limiting, and therefore the invention is not limited to the examples described in the detailed description, but rather falls within the scope of the invention as defined by other embodiments derived from the technical solutions of the invention by those skilled in the art.
Claims (9)
1. A biochemical wastewater high-efficiency treatment device is characterized in that: including upwards open waste water separating drum (14), and install through the screw lid waste water separating drum (14) top port's end cover (10) waste water separating drum (14) internal rotation is equipped with a bowl form permeable bowl (21), the upper end of permeable bowl (21) is fixed to be equipped with and wears out end cover (10) and with fix in reduction gear (13) coaxial coupling on end cover (10), drive reduction gear (13) are installed directly drive motor (15) on end cover (10), behind reduction gear (13) the torque drive of directly driving motor (15) pivot (22) and permeable bowl (21) rotate permeable bowl (21) are gone up the interval and are fixed and are equipped with hexagonal filtration pore (23) that run through waste water separating drum (14) outside is used for to supply sewage to waste water separating drum (14) through flange intercommunication sewage pipe (16).
2. The biochemical wastewater high-efficiency treatment device according to claim 1, wherein: the inner cavity of the waste water separating cylinder (14) is also provided with a waste residue net bag (24), the working surface of the waste residue net bag (24) is vertical to the flow direction of the waste water in the waste water separating cylinder (14) and is used for intercepting and collecting solid particles in the waste water, a plurality of sealing flip covers (11) are annularly arranged on the end cover (10) at intervals, and the waste residue net bag (24) can be taken, placed and replaced by flipping the sealing flip covers (11).
3. The biochemical wastewater high-efficiency treatment device according to claim 2, wherein: the waste residue net bag (24) comprises an elastic net cloth (25) and a non-elastic net cloth (26) which is integrally connected with the elastic net cloth (25) in a sewing mode, the elastic net cloth (25) and the non-elastic net cloth (26) form a cloth bag which is upwards open, the height of the non-elastic net cloth (26) is only half that of the elastic net cloth (25), two side edges of the elastic net cloth (25) are sewn and fixed on a spreading rod (27), and the waste residue net bag is fixed in the waste water separating cylinder (14) through the inserting of the spreading rod (27), when sewage is wrapped with solid stains, solid matters are thrown outwards under the action of centrifugal force and are intercepted by the waste residue net bag (24) which is arranged on the periphery.
4. A biochemical wastewater highly effective treatment apparatus according to claim 3, characterized in that: the elastic mesh cloth (25) is formed by weaving spandex cloth, the inelastic mesh cloth (26) is formed by weaving quartz fiber materials, so that the spandex woven cloth with good elasticity can deform backwards after being impacted by water flow, the deformation of the inelastic mesh cloth (26) is small, a large opening is formed between the inelastic mesh cloth (26) and a port of the elastic mesh cloth (25) for solid to enter, and the elastic mesh cloth falls into the waste residue mesh bag (24) along with the deceleration of the water flow.
5. The biochemical wastewater high-efficiency treatment device according to claim 4, wherein: the waste water separating cylinder (14) is characterized in that a plurality of lifting back slopes (12) are fixedly welded on the bottom wall of the waste water separating cylinder, the lifting back slopes (12) are arranged in front of the waste residue net bags (24), and the lifting back slopes (12) are matched with the waste residue net bags (24) one by one and are parallel in arrangement direction.
6. The biochemical wastewater high-efficiency treatment device according to claim 5, wherein: the lift-back slope (12) has a slope of at least thirty degrees that brings up the rotating water flow so that solid waste can enter the waste string bag (24) more.
7. The biochemical wastewater high-efficiency treatment device according to claim 6, wherein: the waste water separating tube (14) is characterized in that a plurality of shaft seats for inserting the display rods (27) are fixedly welded in the bottom wall of the waste water separating tube, the shaft seats are used for fixing the lower ends of the display rods (27), and shaft seats for inserting the upper ends of the display rods (27) are fixedly arranged on the lower end faces of the sealing flip covers (11) and used for fixing the upper ends of the display rods (27).
8. The biochemical wastewater high-efficiency treatment device according to claim 7, wherein: the outer side wall welded fastening of the water permeable bowl (21) is provided with the inclined helical blade (20), when the water permeable bowl (21) rotates, the helical blade (20) drives sewage to rotate to form a vortex, and solid waste is thrown outwards and is further away from the water permeable bowl (21) under the driving of the rapid vortex, so that solid-liquid separation is accelerated.
9. The biochemical wastewater high-efficiency treatment device according to claim 8, wherein: the lower end of the water permeable bowl (21) is fixedly provided with a built-in drainage pipe (19) communicated with the inner cavity of the water permeable bowl and is communicated with a flange drainage pipe (17) fixed on the lower end surface of the wastewater separation cylinder (14) for draining permeated wastewater, and the inclined surface structure of the water permeable bowl (21) enables solid waste particles to be far away from the water permeable bowl
Hexagonal filter holes (23) on the water permeable bowl (21) further enable the infiltration rate of waste liquid to be faster,
and is not easy to cause blockage, and the cleaning period of equipment is reduced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311228037.5A CN117258381A (en) | 2023-09-22 | 2023-09-22 | Biochemical wastewater high-efficiency treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311228037.5A CN117258381A (en) | 2023-09-22 | 2023-09-22 | Biochemical wastewater high-efficiency treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117258381A true CN117258381A (en) | 2023-12-22 |
Family
ID=89202076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311228037.5A Pending CN117258381A (en) | 2023-09-22 | 2023-09-22 | Biochemical wastewater high-efficiency treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117258381A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118387974A (en) * | 2024-06-06 | 2024-07-26 | 连云港东旺奶牛养殖有限公司 | High-efficiency treatment device for livestock farm manure sewage |
-
2023
- 2023-09-22 CN CN202311228037.5A patent/CN117258381A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118387974A (en) * | 2024-06-06 | 2024-07-26 | 连云港东旺奶牛养殖有限公司 | High-efficiency treatment device for livestock farm manure sewage |
| CN118387974B (en) * | 2024-06-06 | 2024-10-18 | 连云港东旺奶牛养殖有限公司 | High-efficiency treatment device for livestock farm manure sewage |
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