CN214106123U - Energy-conserving tertiary filter equipment of sewage is thrown to metallography - Google Patents
Energy-conserving tertiary filter equipment of sewage is thrown to metallography Download PDFInfo
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- CN214106123U CN214106123U CN202023054288.0U CN202023054288U CN214106123U CN 214106123 U CN214106123 U CN 214106123U CN 202023054288 U CN202023054288 U CN 202023054288U CN 214106123 U CN214106123 U CN 214106123U
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Abstract
本实用新型公开了一种金相磨抛污水节能三级过滤装置，第一滤网为半圆形，第一滤网中心轴处设有第一转轴，第一转轴下部通过连杆连接有刮板，第一滤网一侧设有第一隔板，壳体与第一隔板间形成一级过滤池，所述第一隔板一侧设有第二隔板，第二隔板与第一隔板间形成二级过滤池，第二隔板与壳体间形成三级过滤池，壳体一侧设有螺旋输送机，螺旋输送机一侧通过导料板与排渣口连接。本实用新型在壳体内部设置了三级过滤，且在一级过滤池上部设置了第一滤网，在第一滤网上部设置了刮板，并在壳体一侧设置了螺旋输送机，污水过滤时，第一滤网将污水中的大颗粒杂质过滤，并经刮板刮至螺旋输送机中外排，避免了杂质堵塞第一滤网，保证了污水处理的效率。
The utility model discloses an energy-saving three-stage filtration device for metallographic grinding and polishing sewage. One side of the first filter screen is provided with a first partition, a first-level filter pool is formed between the shell and the first partition, one side of the first partition is provided with a second partition, and the second partition is connected with the first partition. A second-stage filter pool is formed between the first partition plate, and a third-stage filter pool is formed between the second partition plate and the shell. One side of the shell is provided with a screw conveyor, and one side of the screw conveyor is connected to the slag discharge port through a material guide plate. The utility model is provided with three-stage filtration inside the shell, a first filter screen is set on the upper part of the first-stage filter tank, a scraper is set on the upper part of the first filter screen, and a screw conveyor is set on one side of the shell, When the sewage is filtered, the first filter screen filters the large particles of impurities in the sewage, and scrapes them to the screw conveyor for discharge through the scraper, which avoids the impurities from clogging the first filter screen and ensures the efficiency of sewage treatment.
Description
Technical Field
The utility model belongs to the technical field of sewage treatment, in particular to energy-conserving tertiary filter equipment of sewage is thrown to metallography mill.
Background
Under the circumstances that the requirements of environmental protection laws and regulations are higher and higher, the common recognition of various industries is realized by paying attention to environmental protection and taking benefits into consideration. In the grinding and polishing process of slicing and sample preparation, as an important link of laboratory sample preparation, a large amount of sewage containing impurities such as metal scraps, resin, acrylic, diamond polishing solution, silicon suspension and the like can be generated in the whole process, and if the sewage is directly discharged into a municipal sewage pipeline, huge fines can be received, even the sewage is stopped and rectified, and uncontrollable negative social public opinion pressure is generated. At present traditional sewage treatment is mostly large-scale sewage treatment system, and area is big, the energy consumption is high, maintenance cost is high, and impurity on the filter screen needs regularly handle, otherwise will influence the filter capacity of filter screen, and then influence the treatment effeciency of sewage.
Disclosure of Invention
The utility model aims at overcoming not enough among the prior art, a metallography grinds throws energy-conserving tertiary filter equipment of sewage is provided, at the inside tertiary filtration that has set up of casing, and set up first filter screen on one-level filtering pond upper portion, set up the scraper blade on first filter screen upper portion, and set up screw conveyer on one side of the casing, when sewage filters, large granule impurity of first filter screen in with the sewage filters, and scrape through the scraper blade and arrange to screw conveyer in outer, avoided impurity to block up first filter screen, sewage treatment's efficiency has been guaranteed.
In order to realize the purpose, the utility model discloses a technical scheme is:
a metallographic grinding and polishing sewage energy-saving three-stage filtering device comprises a shell, a first filter screen, a first partition plate, a second partition plate and a third partition plate, wherein a water inlet pipe is arranged at the upper part of the shell, a water outlet pipe is arranged at the right side of the shell, the first filter screen is semicircular, the first filter screen is arranged at the left side in the shell, a first rotating shaft is arranged at the central shaft of the first filter screen, one end of the first rotating shaft is connected with a motor, a driving wheel is arranged on the first rotating shaft, the lower part of the first rotating shaft is connected with a scraper through a connecting rod, the bottom of the scraper is abutted against the first filter screen, the first partition plate is arranged at one side of the first filter screen, a first flow port is arranged at the lower part of the first partition plate, a first-stage filtering tank is formed between the shell and the first partition plate, the second partition plate is arranged at one side of the first partition plate, a second flow port is arranged at the upper part of the second partition plate, a second-stage filtering tank is formed between the second partition plate and the first partition plate, and a third-stage filtering tank are formed between the shell, the lower parts of the secondary filter tank and the tertiary filter tank are both provided with a sewage collecting tank, one end of the sewage collecting tank is provided with a sewage discharge pipe, and the sewage discharge pipe is provided with a sewage discharge valve (not shown in the figure); one side of the upper portion of the primary filter tank is provided with a slag discharge port, one side of the shell is provided with a spiral conveyer, one side of the spiral conveyer is connected with the slag discharge port through a guide plate, the spiral conveyer comprises a second rotating shaft and spiral blades arranged outside the second rotating shaft, one end of the second rotating shaft is provided with a driven wheel, a driving wheel is connected with the driven wheel through a belt, and the lower portion of the spiral conveyer is provided with a slag discharge pipe.
The sewage enters the primary filtering tank through the water inlet pipe, impurities in the sewage are filtered by the first filter screen and are left on the upper portion of the first filter screen and are scraped into the spiral conveyer under the action of the scraper, so that the first filter screen is prevented from being blocked by the impurities, and the impurities are discharged through the slag discharge pipe under the conveying of the spiral blade; and the sewage after primary filtration sequentially flows into the secondary filter tank and the tertiary filter tank, and is discharged through the water outlet pipe after being precipitated again in the secondary filter tank and the tertiary filter tank.
As this technical scheme's further preferred, the scraper blade is elastic scraper blade, and the scraper blade is helical structure, and elastic scraper blade has reduced the wearing and tearing of scraper blade to first filter screen, has prolonged the life of first filter screen, and the helical scraper blade has reduced the resistance that the sediment was scraped to the scraper blade.
As a further preferred of this technical scheme, the inside second filter screen that is equipped with of screw conveyer, the helical blade lower part offsets with the second filter screen, be equipped with the return water mouth on the casing, screw conveyer one side is equipped with the wet return that links to each other with the return water mouth, and the second filter screen filters the sewage that carries in to impurity to discharge sewage inside the casing once more and filter, reduced the moisture content of impurity.
As the further optimization of the technical scheme, the spiral blade is a variable pitch blade, the pitch of the spiral blade is gradually reduced from right to left, and the spiral blade extrudes impurities while conveying the impurities, so that sewage carried by the impurities is extruded conveniently.
As a further preferred option of this technical scheme, the inside a plurality of baffles that are equipped with of second grade filtering ponds, baffle one end and first baffle or second baffle fixed connection, the baffle other end are the free end, and the baffle staggered arrangement of left and right sides, and the baffle has prolonged the flow of sewage, has strengthened the precipitation effect of sewage.
As a further preferred option of the technical solution, the baffle is arranged obliquely, and the height of the free end of the baffle is lower than that of the fixed end, so that the impurities on the baffle can flow down along the baffle conveniently.
As a further optimization of the technical scheme, the upper part of the sewage collecting groove is provided with a plurality of obliquely arranged grid plates, so that impurities in the sewage collecting groove are prevented from being rolled up when sewage flows, and the effect of impurity precipitation is ensured.
As a further preferred option of the technical solution, a third partition plate is arranged on one side of the second partition plate, a third circulation port is arranged at the lower end of the third partition plate, a floating plate is arranged on one side of the third partition plate, the floating plate is made of plastic with density less than that of water, a plurality of guide grooves are arranged on two sides of the floating plate, guide rails are arranged in the guide grooves, and the guide rails are mounted on the third partition plate or the inner wall of the housing; inside back of sewage circulation to tertiary filter tank floats the kickboard, before sewage discharges, and the inside pressure-fired that forms of casing has strengthened the effect that impurity deposits, and sewage is discharged through the outlet pipe when kicking up the kickboard to outlet pipe upper portion.
As a further preferred of the technical scheme, the lower end of the guide rail is provided with a limiting plate, the limiting plate is lower than the water outlet pipe, and the limiting plate prevents the instant flow of sewage entering the three-stage filter tank from causing the floating plate to float upwards on the upper part of the floating plate.
As the further preferred of this technical scheme, floating plate upper portion one side is equipped with the spring, and the upper end and the casing fixed connection of spring, the spring has increased the inside pressure of casing, further guarantees the effect of deposiing for the impurity.
The utility model has the advantages that:
1) the utility model discloses at the inside tertiary filtration that has set up of casing, and set up first filter screen on one-level filtering pond upper portion, set up the scraper blade on first filter screen upper portion to set up screw conveyer in casing one side, when sewage filters, large granule impurity in first filter screen in with the sewage filters, and arrange outside scraping to screw conveyer in through the scraper blade, has avoided impurity to block up first filter screen, has guaranteed sewage treatment's efficiency.
2) The scraper blade is the elasticity scraper blade, and the scraper blade is helical structure, and the elasticity scraper blade has reduced the scraper blade to the wearing and tearing of first filter screen, has prolonged the life of first filter screen, and the helical shape scraper blade has reduced the resistance that the sediment was scraped to the scraper blade.
3) Inside the second filter screen that is equipped with of screw conveyer, the helical blade lower part offsets with the second filter screen, is equipped with the return water mouth on the casing, and screw conveyer one side is equipped with the wet return that links to each other with the return water mouth, and the second filter screen filters the sewage that carries in to impurity to discharge sewage inside the casing once more and filter, reduced the moisture content of impurity.
4) Helical blade is variable pitch blade, and its pitch reduces from the right side to left gradually, and helical blade extrudees impurity when carrying impurity, is convenient for extrude the sewage that impurity carried.
5) The second-stage filter tank is internally provided with a plurality of baffles, one ends of the baffles are fixedly connected with the first baffle or the second baffle, the other ends of the baffles are free ends, the baffles on the left side and the right side are arranged in a staggered mode, the flow of sewage is prolonged by the baffles, and the precipitation effect of the sewage is enhanced.
6) The baffle is obliquely arranged, and the height of the free end of the baffle is lower than that of the fixed end, so that impurities on the baffle can flow down along the baffle conveniently.
7) The upper part of the sewage collecting groove is provided with a plurality of obliquely arranged grid plates, so that impurities in the sewage collecting groove are prevented from being curled up when sewage flows, and the effect of impurity precipitation is ensured.
8) A third partition plate is arranged on one side of the second partition plate, a third circulation port is formed in the lower end of the third partition plate, a floating plate is arranged on one side of the third partition plate and made of plastic with density smaller than that of water, a plurality of guide grooves are formed in two sides of the floating plate, guide rails are arranged in the guide grooves and are installed on the third partition plate or the inner wall of the shell; inside back of sewage circulation to tertiary filter tank floats the kickboard, before sewage discharges, and the inside pressure-fired that forms of casing has strengthened the effect that impurity deposits, and sewage is discharged through the outlet pipe when kicking up the kickboard to outlet pipe upper portion.
9) The limiting plate is arranged at the lower end of the guide rail, the height of the limiting plate is lower than that of the water outlet pipe, and the limiting plate prevents the floating plate from floating upwards on the upper portion of the floating plate due to instantaneous flow of sewage into the three-stage filter tank.
10) One side of the upper part of the floating plate is provided with a spring, the upper end of the spring is fixedly connected with the shell, the pressure inside the shell is increased by the spring, and the effect of impurity precipitation is further ensured.
Drawings
FIG. 1 is a schematic structural view of the energy-saving three-stage filtration device for metallographic polishing wastewater.
FIG. 2 is the utility model relates to a metallography grinds throws energy-conserving tertiary filter equipment of sewage middle grade filtering ponds internal structure sketch map.
FIG. 3 is the utility model relates to a metallography grinds throws screw conveyer among energy-conserving tertiary filter equipment of sewage structure sketch map.
FIG. 4 is the utility model discloses an energy-conserving tertiary filter equipment casing internal structure schematic diagram of sewage is thrown to metallography.
FIG. 5 is a schematic diagram of a floating plate structure in the metallographic polishing sewage energy-saving tertiary filtration device.
FIG. 6 is a schematic view of the sewage flow direction of the energy-saving three-stage filtration device for metallographic polishing sewage.
In the figure: 1. a housing; 2. a first separator; 3. a first circulation port; 4. a first filter screen; 5. a first rotating shaft; 6. a motor; 7. a driving wheel; 8. a connecting rod; 9. a squeegee; 10. a screw conveyor; 11. a second rotating shaft; 12. a helical blade; 13. a water return pipe; 14. a water return port; 15. a slag discharge pipe; 16. a slag discharge port; 17. a water inlet pipe; 18. a driven wheel; 19. a material guide plate; 20. a second filter screen; 21. a second separator; 22. a second flow port; 23. a third partition plate; 24. a third flow port; 25. a water outlet pipe; 26. a sewage collecting tank; 27. a blow-off pipe; 28. a baffle plate; 29. a grid plate; 30. a floating plate; 31. a guide groove; 32. a guide rail; 33. a spring; 34. a limiting plate;
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1-6, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have a particular orientation, a particular orientation configuration, and operation, and therefore, should not be construed as limiting the present invention.
A metallographic grinding and polishing sewage energy-saving three-stage filtering device comprises a shell 1, a first filter screen 4, a first partition plate 2, a second partition plate 21 and a third partition plate 23, wherein a water inlet pipe 17 is arranged on the upper portion of the shell 1, a water outlet pipe 25 is arranged on the right side of the shell 1, the first filter screen 4 is semicircular, the first filter screen 4 is arranged on the left side inside the shell 1, a first rotating shaft 5 is arranged at the center shaft of the first filter screen 4, one end of the first rotating shaft 5 is connected with a motor 6, a driving wheel 7 is arranged on the first rotating shaft 5, the lower portion of the first rotating shaft 5 is connected with a scraper 9 through a connecting rod 8, the bottom of the scraper 9 is abutted against the first filter screen 4, the first partition plate 2 is arranged on one side of the first filter screen 4, a first flow port 3 is arranged on the lower portion of the first partition plate 2, a first-stage filtering tank is formed between the shell 1 and the first partition plate 2, the second partition plate 21 is arranged on one side of the first partition plate 2, and a second flow port 22 is arranged on the upper portion of the second partition plate 21, a second-stage filter tank is formed between the second partition plate 21 and the first partition plate 2, a third-stage filter tank is formed between the second partition plate 21 and the shell 1, sewage collecting grooves 26 are formed at the lower parts of the second-stage filter tank and the third-stage filter tank, a sewage discharge pipe 27 is arranged at one end of each sewage collecting groove 26, and a sewage discharge valve (not shown in the figure) is arranged on each sewage discharge pipe 27; one side of primary filter pond upper portion is equipped with row cinder notch 16, and 1 one side of casing is equipped with screw conveyer 10, and screw conveyer 10 one side is passed through stock guide 19 and is connected with row cinder notch 16, screw conveyer 10 includes second pivot 11 and sets up at the outside helical blade 12 of second pivot 11, 11 one end of second pivot is equipped with from driving wheel 18, and action wheel 7 passes through the belt with follow driving wheel 18 and is connected, and screw conveyer 10 lower part is equipped with slag pipe 15.
The sewage enters the primary filtering tank through the water inlet pipe 17, impurities in the sewage are filtered by the first filter screen 4 and are left on the upper portion of the first filter screen and are scraped into the spiral conveyer 10 under the action of the scraper 9, so that the first filter screen 4 is prevented from being blocked by the impurities, and the impurities are conveyed by the spiral blades 12 and are discharged through the slag discharge pipe 15; the sewage after the preliminary filtration flows into the secondary filter tank and the tertiary filter tank in sequence, and is discharged through the water outlet pipe 25 after being precipitated again in the secondary filter tank and the tertiary filter tank.
In this embodiment, the scraper 9 is an elastic scraper 9, and the scraper 9 is a spiral structure, the elastic scraper 9 reduces the abrasion of the scraper 9 to the first filter screen 4, the service life of the first filter screen 4 is prolonged, and the spiral scraper 9 reduces the resistance of the scraper 9 to scraping slag.
In this embodiment, screw conveyer 10 is inside to be equipped with second filter screen 20, helical blade 12 lower part offsets with second filter screen 20, be equipped with return water mouth 14 on the casing 1, screw conveyer 10 one side is equipped with wet return 13 that links to each other with return water mouth 14, and second filter screen 20 filters the sewage that carries in the impurity to discharge sewage into casing 1 inside once more and filter, reduced the moisture content of impurity.
In this embodiment, helical blade 12 is variable pitch blade, and its pitch reduces from the right side to the left gradually, and helical blade 12 extrudes impurity when carrying impurity, is convenient for extrude the sewage that impurity carried.
In this embodiment, inside being equipped with a plurality of baffles 28 of second grade filtering ponds, baffle 28 one end and first baffle 2 or second baffle 21 fixed connection, the baffle 28 other end is the free end, and the baffle 28 staggered arrangement of the left and right sides, and baffle 28 has prolonged the flow of sewage, has strengthened the precipitation effect of sewage.
In this embodiment, the baffle 28 is disposed obliquely, and the height of the free end of the baffle 28 is lower than that of the fixed end, so that the impurities on the baffle 28 can flow down along the baffle 28.
In this embodiment, the upper portion of the dirt collecting groove 26 is provided with a plurality of inclined grid plates 29, and the grid plates 29 prevent impurities in the dirt collecting groove 26 from being curled up when the sewage flows, so that the impurity precipitation effect is ensured.
In this embodiment, a third partition plate 23 is disposed on one side of the second partition plate 21, a third through hole 24 is disposed at a lower end of the third partition plate 23, a floating plate 30 is disposed on one side of the third partition plate 23, the floating plate 30 is made of a plastic with a density lower than that of water, a plurality of guide grooves 31 are disposed on two sides of the floating plate 30, guide rails 32 are disposed inside the guide grooves 31, and the guide rails 32 are mounted on the third partition plate 23 or the inner wall of the housing 1; inside back of sewage circulation to tertiary filter tank floats kickboard 30, and before sewage discharged, the inside pressure-fired that forms of casing 1 has strengthened the effect that impurity deposits, and when sewage was with kickboard 30 jack-up to outlet pipe 25 upper portion, discharged through outlet pipe 25.
In this embodiment, the lower end of the guide rail 32 is provided with the limiting plate 34, the height of the limiting plate 34 is lower than that of the water outlet pipe 25, and the limiting plate 34 prevents the floating plate 30 from floating upwards due to the fact that the instantaneous flow of sewage entering the third-stage filter tank is on the upper portion of the floating plate 30.
In this embodiment, a spring 33 is disposed on one side of the upper portion of the floating plate 30, the upper end of the spring 33 is fixedly connected to the housing 1, and the spring 33 increases the pressure inside the housing 1, so as to further ensure the effect of depositing impurities.
The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.
Claims (10)
1. A metallographic grinding and polishing sewage energy-saving three-stage filtering device comprises a shell, a first filter screen, a first partition plate, a second partition plate and a third partition plate, wherein a water inlet pipe is arranged at the upper part of the shell, a water outlet pipe is arranged at the right side of the shell, the first filter screen is semicircular, the first filter screen is arranged at the left side in the shell, a first rotating shaft is arranged at the center shaft of the first filter screen, one end of the first rotating shaft is connected with a motor, a driving wheel is arranged on the first rotating shaft, the lower part of the first rotating shaft is connected with a scraper through a connecting rod, the bottom of the scraper is abutted against the first filter screen, the first partition plate is arranged on one side of the first filter screen, a first flow port is arranged on the lower part of the first partition plate, a first-stage filtering tank is formed between the shell and the first partition plate, the second partition plate is arranged on one side of the, a third-stage filter tank is formed between the second partition plate and the shell, the lower parts of the second-stage filter tank and the third-stage filter tank are both provided with a sewage collecting tank, one end of the sewage collecting tank is provided with a sewage discharge pipe, and the sewage discharge pipe is provided with a sewage discharge valve; one side of the upper portion of the primary filter tank is provided with a slag discharge port, one side of the shell is provided with a spiral conveyer, one side of the spiral conveyer is connected with the slag discharge port through a guide plate, the spiral conveyer comprises a second rotating shaft and spiral blades arranged outside the second rotating shaft, one end of the second rotating shaft is provided with a driven wheel, a driving wheel is connected with the driven wheel through a belt, and the lower portion of the spiral conveyer is provided with a slag discharge pipe.
2. The energy-saving three-stage metallographic polishing sewage filtering device according to claim 1, wherein the scraping plate is an elastic scraping plate and is of a spiral structure.
3. The energy-saving three-stage filtering device for the metallographic grinding and polishing wastewater according to claim 1, wherein a second filter screen is arranged inside the screw conveyor, the lower part of the screw blade abuts against the second filter screen, a water return port is formed in the shell, and a water return pipe connected with the water return port is arranged on one side of the screw conveyor.
4. The energy-saving three-stage filtration device for metallographic polishing wastewater according to claim 3, wherein the helical blades are variable pitch blades, and the pitch of the helical blades is gradually reduced from right to left.
5. The energy-saving three-stage metallographic grinding and polishing sewage filtering device according to claim 1, wherein a plurality of baffles are arranged inside the second-stage filtering tank, one ends of the baffles are fixedly connected with the first partition plate or the second partition plate, the other ends of the baffles are free ends, and the baffles on the left side and the baffles on the right side are arranged in a staggered manner.
6. The energy-saving three-stage filtration device for metallographic polishing wastewater according to claim 5, wherein the baffles are obliquely arranged, and the height of the free ends of the baffles is lower than that of the fixed ends of the baffles.
7. The energy-saving three-stage filtration device for metallographic grinding and polishing sewage according to claim 1, wherein a plurality of grid plates are obliquely arranged at the upper part of the sewage collection tank.
8. The energy-saving three-stage metallographic grinding and polishing sewage filtering device according to claim 1, wherein a third partition plate is arranged on one side of the second partition plate, a third circulation port is formed in the lower end of the third partition plate, a floating plate is arranged on one side of the third partition plate and made of plastic with density smaller than that of water, a plurality of guide grooves are formed in two sides of the floating plate, guide rails are arranged inside the guide grooves, and the guide rails are mounted on the third partition plate or the inner wall of the shell.
9. The energy-saving three-stage metallographic grinding and polishing sewage filtering device according to claim 8, wherein a limiting plate is arranged at the lower end of the guide rail, and the height of the limiting plate is lower than that of the water outlet pipe.
10. The energy-saving three-stage metallographic grinding and polishing sewage filtering device according to claim 8 or 9, wherein a spring is arranged on one side of the upper part of the floating plate, and the upper end of the spring is fixedly connected with the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023054288.0U CN214106123U (en) | 2020-12-17 | 2020-12-17 | Energy-conserving tertiary filter equipment of sewage is thrown to metallography |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023054288.0U CN214106123U (en) | 2020-12-17 | 2020-12-17 | Energy-conserving tertiary filter equipment of sewage is thrown to metallography |
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| CN214106123U true CN214106123U (en) | 2021-09-03 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113880157A (en) * | 2021-10-23 | 2022-01-04 | 唐蕾 | Sewage treatment pond mud sediment collection limit collection device that floats |
| CN113896377A (en) * | 2021-10-26 | 2022-01-07 | 海南中庭建设工程有限公司 | Sewage purification treatment device of municipal sewage pipe network |
| CN115490357A (en) * | 2022-09-03 | 2022-12-20 | 中盐昆山有限公司 | Collaborative denitrification system |
-
2020
- 2020-12-17 CN CN202023054288.0U patent/CN214106123U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113880157A (en) * | 2021-10-23 | 2022-01-04 | 唐蕾 | Sewage treatment pond mud sediment collection limit collection device that floats |
| CN113896377A (en) * | 2021-10-26 | 2022-01-07 | 海南中庭建设工程有限公司 | Sewage purification treatment device of municipal sewage pipe network |
| CN115490357A (en) * | 2022-09-03 | 2022-12-20 | 中盐昆山有限公司 | Collaborative denitrification system |
| CN115490357B (en) * | 2022-09-03 | 2023-11-14 | 中盐昆山有限公司 | Collaborative denitrification system |
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Address after: Building 9, No.1, guanpu Road, Guoxiang street, Wuzhong Economic Development Zone, Wuzhong District, Suzhou City, Jiangsu Province Patentee after: Suzhou Yuannao Intelligent Technology Co.,Ltd. Country or region after: China Address before: Building 9, No.1, guanpu Road, Guoxiang street, Wuzhong Economic Development Zone, Wuzhong District, Suzhou City, Jiangsu Province Patentee before: SUZHOU LANGCHAO INTELLIGENT TECHNOLOGY Co.,Ltd. Country or region before: China |