CN215696753U - Heavy metal pollution dredged soil's dystopy drip washing repair equipment - Google Patents
Heavy metal pollution dredged soil's dystopy drip washing repair equipment Download PDFInfo
- Publication number
- CN215696753U CN215696753U CN202120910376.1U CN202120910376U CN215696753U CN 215696753 U CN215696753 U CN 215696753U CN 202120910376 U CN202120910376 U CN 202120910376U CN 215696753 U CN215696753 U CN 215696753U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- box
- frame
- dredged soil
- box body
- 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.)
- Active
Links
- 239000002689 soil Substances 0.000 title claims abstract description 62
- 229910001385 heavy metal Inorganic materials 0.000 title claims abstract description 21
- 230000008439 repair process Effects 0.000 title claims description 7
- 238000005406 washing Methods 0.000 title claims description 5
- 230000007246 mechanism Effects 0.000 claims abstract description 50
- 238000005507 spraying Methods 0.000 claims abstract description 22
- 239000010802 sludge Substances 0.000 claims abstract description 16
- 238000003756 stirring Methods 0.000 claims abstract description 15
- 238000002386 leaching Methods 0.000 claims abstract description 14
- 238000011066 ex-situ storage Methods 0.000 claims abstract description 10
- 238000005067 remediation Methods 0.000 claims abstract description 9
- 239000007788 liquid Substances 0.000 claims description 68
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 48
- 244000309464 bull Species 0.000 claims description 10
- 239000007921 spray Substances 0.000 claims description 8
- 238000005086 pumping Methods 0.000 claims description 7
- 238000011049 filling Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 238000000151 deposition Methods 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims 2
- 238000010168 coupling process Methods 0.000 claims 2
- 238000005859 coupling reaction Methods 0.000 claims 2
- 238000001914 filtration Methods 0.000 abstract description 7
- 230000008021 deposition Effects 0.000 abstract description 2
- 239000003795 chemical substances by application Substances 0.000 description 11
- 238000002156 mixing Methods 0.000 description 10
- 239000003344 environmental pollutant Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Images
Landscapes
- Processing Of Solid Wastes (AREA)
Abstract
The utility model discloses ex-situ leaching remediation equipment for heavy metal polluted dredged soil, which comprises a frame and a box body, wherein the box body is fixedly connected to the inner side wall of the frame, the top of the box body is fixedly connected with a driving motor, the output end of the driving motor is connected with a stirring mechanism, and the inner side wall of the box body is fixedly connected with a plate frame. According to the utility model, the polluted dredged soil is sprayed and settled through the spraying mechanism by matching the stirring mechanism, the spraying mechanism and the sludge collection tank, then the dredged soil sprayed and settled is stirred through the stirring mechanism, and the stirred dredged soil flows into the sludge collection tank for secondary deposition and filtration.
Description
Technical Field
The utility model relates to the technical field of leaching remediation, in particular to ex-situ leaching remediation equipment for heavy metal polluted dredged soil.
Background
The dredged soil is the soil dug out during the dredging engineering, the dredged soil is used for dredging the shallow section of a river or a bay by a dredging method so as to improve the navigation or flood discharge capacity of a channel, the dredged soil for excavating the channel or the harbour pond is filled into the nearby low-lying land to build the land, the dredged soil is an economically feasible main method, and the dredged soil is mainly treated by adopting the mode of abandoning or dumping in the water area nearby the engineering.
The prior treatment mode is characterized in that dirt, toxic heavy metals and the like originally adsorbed on the surface layer of soil at the bottom of a water body are diffused in the water body due to dredging construction disturbance, so that the environment of the water body is polluted seriously.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art, and provides equipment for ex-situ leaching and repairing of dredged soil polluted by heavy metals.
In order to achieve the purpose, the utility model adopts the following technical scheme: an ectopic leaching repair device for heavy metal polluted dredged soil, which comprises a frame and a box body, wherein the box body is fixedly connected on the inner side wall of the frame, the top of the box body is fixedly connected with a driving motor, the output end of the driving motor is connected with a stirring mechanism, the inner side wall of the box body is fixedly connected with a plate frame, the inner side wall of the plate frame is connected with a spraying mechanism for spraying dredged soil, the inner side wall of the box body is fixedly connected with a first filter plate, the bottom of the box body is fixedly connected with a first connecting pipe, one end of the first connecting pipe, which is far away from the box body, is fixedly connected with a liquid filter, the bottom of the liquid filter is fixedly connected with a second connecting pipe, one end of the second connecting pipe, which is far away from the liquid filter, is fixedly connected with a liquid transfer box, the bottom of the liquid transfer box is fixedly connected to the inner side wall of the frame, and the liquid transfer box is connected with a water supply mechanism for supplying water to the spraying mechanism; the side wall of the box body is fixedly connected with a third connecting pipe, the third connecting pipe is connected with a soil collecting mechanism used for depositing dredged soil, the soil collecting mechanism is connected with a liquid collecting box, the bottom of the liquid collecting box is fixedly connected with a bottom plate, the side wall of the bottom plate is fixedly connected to the frame, and the liquid filter is connected with a water pumping mechanism used for pumping the liquid collecting box.
As a further description of the above technical solution:
rabbling mechanism is including rotating many bull sticks of connection at the box inside wall, driving motor output and one of them corresponding bull stick fixed connection, many the equal fixedly connected with gear of bull stick lateral wall, it is a plurality of the gear meshes the connection in proper order, a plurality of stirring pieces of bull stick lateral wall fixedly connected with, the bull stick bottom is rotated and is connected on first filter.
As a further description of the above technical solution:
spray mechanism includes the shower of fixed connection at the grillage inside wall, the shower runs through the box lateral wall and outwards extends, a plurality of mouths that spray have been seted up to the shower lateral wall, and is a plurality of the equal fixedly connected with shower head of lateral wall in the shower, the shower one end is kept away from to the shower head runs through the grillage lateral wall and outwards extends.
As a further description of the above technical solution:
the water supply mechanism is including running through and with liquid transfer case lateral wall fixed connection's first return bend, the first water pump of liquid transfer case one end fixedly connected with is kept away from to first return bend, first water pump fixed connection is on the frame lateral wall, the first pipe that links of first water pump delivery port fixedly connected with, first pipe that links is connected with the shower through the pipe connector.
As a further description of the above technical solution:
the soil collecting mechanism comprises a sludge collecting box fixedly connected to the top of the sludge collecting box, one end, far away from the box body, of the third connecting pipe penetrates through the frame and extends to the inner side of the sludge collecting box, and a second filter plate is fixedly connected to the bottom of the sludge collecting box.
As a further description of the above technical solution:
the mechanism that draws water includes that fixed connection directly links the pipe at the second of liquid filter lateral wall, the second directly links the pipe and keeps away from liquid filter one end fixedly connected with second water pump, second water pump fixed connection is on the frame lateral wall, second water pump water inlet fixedly connected with second return bend, the second return bend extends to inside the header tank.
As a further description of the above technical solution:
the frame top has been seted up the mounting groove, mounting groove inside wall fixedly connected with irritates the storage bucket, it keeps away from the one end of frame and extends to the box inboard to irritate the storage bucket.
The utility model has the following beneficial effects:
1. compared with the prior art, the equipment for washing and repairing the heavy metal polluted dredged soil in the ectopic mode has the advantages that the stirring mechanism, the spraying mechanism and the sludge collection tank are matched with each other, the polluted dredged soil is sprayed and settled through the spraying mechanism, then the dredged soil sprayed and settled is stirred through the stirring mechanism, the stirred dredged soil flows into the sludge collection tank to be subjected to secondary deposition and filtration, the polluted dredged soil can be effectively separated from a pollution source through the treatment mode, the treatment effect is good, and secondary pollution is effectively avoided through the separation type arrangement of the sludge collection tank and the sludge collection tank.
2. Compared with the prior art, this heavy metal pollution dredging soil's dystopy drip washing repair equipment, through first filter, the liquid filter, water supply mechanism, liquid transfer case, second filter and the mechanism of drawing water are mutually supported, add the liquid agent into liquid transfer case, make through water supply mechanism spray the mechanism, the liquid after spraying filters through first filter, flow into the liquid filter again after filtering, the liquid of partial inflow collection mud case, filter through the second filter, flow into the collection liquid case, rethread draw water the mechanism inflow filter, after the secondary filtration of liquid filter again, flow into the liquid transfer case, through the mutually supporting of these structures, the effectual cyclic utilization of liquid that has accomplished, the treatment cost of dredging soil has also been reduced.
Drawings
FIG. 1 is a schematic structural connection diagram of the ectopic leaching repair equipment for heavy metal polluted dredged soil provided by the utility model;
fig. 2 is an enlarged view of a portion a in fig. 1.
Illustration of the drawings:
1. a frame; 101. a box body; 2. a first filter plate; 3. a drive motor; 4. a rotating rod; 5. a gear; 6. a stirring sheet; 7. a first connecting pipe; 8. a liquid filter; 9. a second connecting pipe; 10. a liquid transfer tank; 11. a first water pump; 12. a pipe connector; 13. a second water pump; 14. a third connecting pipe; 15. a sludge collection tank; 16. a second filter plate; 17. a liquid collection tank; 18. a shower pipe; 19. a shower head; 20. a first direct-connected pipe; 21. a first bend pipe; 22. a second direct connecting pipe; 23. a second bend pipe; 24. filling a material barrel; 25. a base plate.
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.
Referring to fig. 1-2, the utility model provides an ex-situ leaching repair device for heavy metal polluted dredged soil, which comprises the following steps: the device comprises a frame 1 and a box body 101, the box body 101 is fixedly connected on the inner side wall of the frame 1, the top of the box body 101 is fixedly connected with a driving motor 3, the output end of the driving motor 3 is connected with an agitating mechanism, the agitating mechanism comprises a plurality of rotating rods 4 which are rotatably connected on the inner side wall of the box body 101, the output end of the driving motor 3 is fixedly connected with one corresponding rotating rod 4, the outer side walls of the plurality of rotating rods 4 are fixedly connected with gears 5, the gears 5 are sequentially meshed and connected, the outer side wall of each rotating rod 4 is fixedly connected with a plurality of stirring sheets 6, dredged soil polluted by heavy metal is fully stirred by the stirring sheets 6, the dredged soil can effectively separate and decompose pollutants in the dredged soil, the use of the dredged liquid can effectively achieve the best effect, the bottom of each rotating rod 4 is rotatably connected on a first filter plate 2, the top of the frame 1 is provided with a mounting groove, and the inner side wall mounting groove is fixedly connected with a material filling barrel 24, one end of the filling barrel 24 away from the frame 1 extends to the inner side of the box body 101.
Wherein, the inner side wall of the box body 101 is fixedly connected with a plate frame, the inner side wall of the plate frame is connected with a spraying mechanism for pouring dredged soil, the spraying mechanism comprises a spraying pipe 18 fixedly connected with the inner side wall of the plate frame, the spraying pipe 18 penetrates through the side wall of the box body 101 and extends outwards, the side wall of the spraying pipe 18 is provided with a plurality of spraying openings, the inner side walls of the plurality of spraying openings are all fixedly connected with a spraying head 19, one end of the spraying head 19, which is far away from the spraying pipe 18, penetrates through the side wall of the plate frame and extends outwards, the inner side wall of the box body 101 is fixedly connected with a first filtering plate 2, the bottom of the box body 101 is fixedly connected with a first connecting pipe 7, one end of the first connecting pipe 7, which is far away from the box body 101, is fixedly connected with a liquid filter 8, when the mixing agent enters the liquid filter 8, impurities are blocked, the clean mixing agent is discharged from the filter outlet, when the mixing agent needs to be cleaned, only a detachable filter cylinder in the liquid filter 8 is taken out and is re-packed after being treated, therefore, the use and maintenance of liquid filter 8 are very convenient, and can effectively carry out abundant secondary filtration with the mixture of secondary circulation, 8 bottom fixedly connected with second connecting pipes 9 of liquid filter, 8 one end fixedly connected with liquid transfer case 10 of liquid filter are kept away from to second connecting pipes 9, liquid transfer case 10 bottom fixed connection is on 1 inside wall of frame, liquid transfer case 10 is connected with the water supply mechanism who is used for spraying mechanism water supply, water supply mechanism including run through and with liquid transfer case 10 lateral wall fixed connection's first return bend 21, liquid transfer case 10 one end fixedly connected with first water pump 11 is kept away from to first return bend 21, first water pump 11 fixed connection is on frame 1 lateral wall, first water pump 11 delivery port fixedly connected with first interconnecting pipe 20, first interconnecting pipe 20 is connected with shower 18 through pipe connector 12.
Furthermore, the side wall of the box body 101 is fixedly connected with a third connecting pipe 14, the third connecting pipe 14 is connected with a soil collecting mechanism for depositing dredged soil, the soil collecting mechanism comprises a soil collecting box 15 fixedly connected with the top of the soil collecting box 17, one end of the third connecting pipe 14 far away from the box body 101 penetrates through the frame 1 and extends to the inner side of the soil collecting box 15, the bottom of the soil collecting box 15 is fixedly connected with a second filter plate 16, the second filter plate 16 filters a mixing agent which is residual on dredged soil after being washed and is adhered into the soil collecting box 17 for collection, so that the mixing agent can be effectively reused, the soil collecting mechanism is connected with the soil collecting box 17, the bottom of the soil collecting box 17 is fixedly connected with a bottom plate 25, the side wall of the bottom plate 25 is fixedly connected with the frame 1, the liquid filter 8 is connected with a water pumping mechanism for pumping the liquid collecting box 17, the water pumping mechanism comprises a second direct connecting pipe 22 fixedly connected with the side wall of the liquid filter 8, the second straight connecting pipe 22 is far away from one end of the liquid filter 8 and is fixedly connected with a second water pump 13, the second water pump 13 is fixedly connected onto the side wall of the frame 1, a second bent pipe 23 is fixedly connected with a water inlet of the second water pump 13, and the second bent pipe 23 extends to the interior of the liquid collecting tank 17.
The working principle is as follows: polluted dredged soil is poured into the box body 101 through the material filling barrel 24, the switch of the spray head 19 is turned on, the polluted dredged soil is repaired through a mixing agent sprayed by the spray head 19, the driving motor 3 is started, the driving motor 3 drives one of the rotating rods 4 to rotate, one of the rotating rods 4 is meshed with the other gear 5 through the gear 5 connected to the upper surface of the rotating rod 4 to drive the other rotating rod 4 to rotate, the rotating rod 4 rotates to drive the stirring sheet 6 to stir the polluted dredged soil, and the polluted dredged soil is washed more uniformly through stirring.
After leaching and repairing, the mixing agent carrying heavy metal pollutants flows into the liquid filter 8 through the first connecting pipe 7, the heavy metal pollutants and the mixing agent are separated through the filtration of the liquid filter 8, and the separated mixing agent flows into the liquid transfer box 10 through the second connecting pipe 9; the slurry after being washed flows into the sludge collection tank 15 through the third connecting pipe 14, the slurry is filtered and settled again through the second filter plate 16, the settlement liquid formed in the settlement process enters the liquid collection tank 17 through the filter holes of the second filter plate 16, and the mixing agent in the liquid collection tank 17 is pumped into the liquid filter 8 through the second water pump 13.
After the liquid transfer box 10 is treated by the liquid filter 8, the mixture is supplied to the flat spray pipe 18 again through the first water pump 11 to participate in the spraying operation.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (7)
1. The utility model provides a heavy metal pollution dredged soil's dystopy drip washing repair equipment, includes frame (1) and box (101), box (101) fixed connection is on frame (1) inside wall, its characterized in that: the top of the box body (101) is fixedly connected with a driving motor (3), the output end of the driving motor (3) is connected with a stirring mechanism, the inner side wall of the box body (101) is fixedly connected with a plate frame, the inner side wall of the plate frame is connected with a spraying mechanism for pouring and dredging soil, the inner side wall of the box body (101) is fixedly connected with a first filter plate (2), the bottom of the box body (101) is fixedly connected with a first connecting pipe (7), one end of the first connecting pipe (7) far away from the box body (101) is fixedly connected with a liquid filter (8), the bottom of the liquid filter (8) is fixedly connected with a second connecting pipe (9), one end of the second connecting pipe (9) far away from the liquid filter (8) is fixedly connected with a liquid transfer box (10), the bottom of the liquid transfer box (10) is fixedly connected on the inner side wall of the frame (1), the liquid transfer box (10) is connected with a water supply mechanism for supplying water to the spraying mechanism;
the side wall of the box body (101) is fixedly connected with a third connecting pipe (14), the third connecting pipe (14) is connected with a soil collecting mechanism used for depositing dredged soil, the soil collecting mechanism is connected with a liquid collecting box (17), the bottom of the liquid collecting box (17) is fixedly connected with a bottom plate (25), the side wall of the bottom plate (25) is fixedly connected onto the framework (1), and the liquid filter (8) is connected with a water pumping mechanism used for pumping the liquid collecting box (17).
2. The ex-situ leaching remediation equipment for heavy metal contaminated dredged soil according to claim 1, wherein: rabbling mechanism is including rotating many bull sticks (4) of connecting at box (101) inside wall, driving motor (3) output and one of them corresponding bull stick (4) fixed connection, many the equal fixedly connected with gear (5) of bull stick (4) lateral wall, it is a plurality of gear (5) mesh in proper order and connect, a plurality of stirring piece (6) of bull stick (4) lateral wall fixedly connected with, bull stick (4) bottom is rotated and is connected on first filter (2).
3. The ex-situ leaching remediation equipment for heavy metal contaminated dredged soil according to claim 1, wherein: spray mechanism includes shower (18) of fixed connection at the grillage inside wall, shower (18) run through box (101) lateral wall and outwards extend, a plurality of mouths that spray have been seted up to shower (18) lateral wall, and are a plurality of the equal fixedly connected with shower head (19) of lateral wall in the shower, shower (18) one end is kept away from in shower (19) runs through the grillage lateral wall and outwards extends.
4. The ex-situ leaching remediation equipment for heavy metal contaminated dredged soil according to claim 1, wherein: the water supply mechanism is including running through and with liquid transfer case (10) lateral wall fixed connection's first return bend (21), the first water pump (11) of liquid transfer case (10) one end fixedly connected with are kept away from in first return bend (21), first water pump (11) fixed connection is on frame (1) lateral wall, the first union coupling (20) of first water pump (11) delivery port fixedly connected with, first union coupling (20) are connected with shower (18) through pipe connector (12).
5. The ex-situ leaching remediation equipment for heavy metal contaminated dredged soil according to claim 1, wherein: the soil collecting mechanism comprises a sludge collecting box (15) fixedly connected to the top of the sludge collecting box (17), one end, far away from the box body (101), of the third connecting pipe (14) penetrates through the frame (1) and extends to the inner side of the sludge collecting box (15), and a second filter plate (16) is fixedly connected to the bottom of the sludge collecting box (15).
6. The ex-situ leaching remediation equipment for heavy metal contaminated dredged soil according to claim 1, wherein: the mechanism of drawing water includes that fixed connection directly links pipe (22) at the second of liquid filter (8) lateral wall, liquid filter (8) one end fixedly connected with second water pump (13) are kept away from in the second directly linking pipe (22), second water pump (13) fixed connection is on frame (1) lateral wall, second water pump (13) water inlet fixedly connected with second return bend (23), second return bend (23) extend to inside header tank (17).
7. The ex-situ leaching remediation equipment for heavy metal contaminated dredged soil according to claim 1, wherein: the top of the frame (1) is provided with a mounting groove, the inner side wall of the mounting groove is fixedly connected with a material filling barrel (24), and one end, far away from the frame (1), of the material filling barrel (24) extends to the inner side of the box body (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120910376.1U CN215696753U (en) | 2021-04-29 | 2021-04-29 | Heavy metal pollution dredged soil's dystopy drip washing repair equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120910376.1U CN215696753U (en) | 2021-04-29 | 2021-04-29 | Heavy metal pollution dredged soil's dystopy drip washing repair equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215696753U true CN215696753U (en) | 2022-02-01 |
Family
ID=80030414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120910376.1U Active CN215696753U (en) | 2021-04-29 | 2021-04-29 | Heavy metal pollution dredged soil's dystopy drip washing repair equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215696753U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116174470A (en) * | 2023-02-03 | 2023-05-30 | 安徽省水利水电勘测设计研究总院有限公司 | Soil washing repair equipment for river dredging |
-
2021
- 2021-04-29 CN CN202120910376.1U patent/CN215696753U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116174470A (en) * | 2023-02-03 | 2023-05-30 | 安徽省水利水电勘测设计研究总院有限公司 | Soil washing repair equipment for river dredging |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP3243969U (en) | Sewage recovery device after washing the combustion machine | |
| CN113060855A (en) | Water collecting and purifying device for municipal road green belt | |
| CN215696753U (en) | Heavy metal pollution dredged soil's dystopy drip washing repair equipment | |
| CN212076689U (en) | Novel dissolved air flotation device | |
| CN210303204U (en) | Novel dissolving tank | |
| CN216304896U (en) | Municipal administration pipeline dredging device | |
| CN219399944U (en) | Cleaning and circulating system of fly ash mixing mill | |
| CN117185590B (en) | Ecological treatment device and method for cultivation tail water | |
| CN119308367A (en) | A canal desilting device for water conservancy and hydropower construction | |
| CN216611165U (en) | A construction site vehicle cleaning device | |
| CN117780276A (en) | Building pile foundation construction treatment device and operation method thereof | |
| CN215841953U (en) | Water and soil conservation high-efficiency grit chamber | |
| CN213995125U (en) | High-efficient environmental protection sedimentation tank for sewage treatment | |
| CN211328480U (en) | Recycling device of dedusting water | |
| CN114436433A (en) | Integrated mobile intelligent rapid sewage treatment device | |
| CN210786510U (en) | Sludge discharge device for sewage treatment | |
| CN221502231U (en) | Pump station intake pool and pump station | |
| CN219764758U (en) | Radial flow sedimentation tank | |
| CN221027893U (en) | Desilting, air floatation and inclined tube precipitation composite reaction sedimentation tank | |
| CN217868157U (en) | Industrial wastewater treatment is with device of decontaminating | |
| CN218709771U (en) | Integrated device for comprehensive treatment of sewage holding pit and pond | |
| CN219023372U (en) | Sedimentation tank for ocean sewage treatment process | |
| CN215906970U (en) | Soft airtight capping structure of effluent water sump | |
| CN217947793U (en) | Wastewater aeration device for water supply and drainage | |
| CN218713453U (en) | Intelligent automatic dredging device for civil water conservancy construction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220221 Address after: 351000 No. 43, Jiaotong Road, Fuzhou, Fujian Patentee after: Fujian Transportation Planning and Design Institute Co.,Ltd. Address before: 350000 unit 701, building 1, Luzhuang community, No. 148, Yangqiao Middle Road, Gulou District, Fuzhou City, Fujian Province Patentee before: He Senkai |
|
| TR01 | Transfer of patent right |