CN220486390U - Automatic duckweed removing device for water surface of secondary sedimentation tank of water quality purification plant - Google Patents
Automatic duckweed removing device for water surface of secondary sedimentation tank of water quality purification plant Download PDFInfo
- Publication number
- CN220486390U CN220486390U CN202321857820.3U CN202321857820U CN220486390U CN 220486390 U CN220486390 U CN 220486390U CN 202321857820 U CN202321857820 U CN 202321857820U CN 220486390 U CN220486390 U CN 220486390U
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- water
- sedimentation tank
- secondary sedimentation
- spray pipe
- scraping plate
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 74
- 238000004062 sedimentation Methods 0.000 title claims abstract description 43
- 244000207740 Lemna minor Species 0.000 title claims abstract description 33
- 235000006439 Lemna minor Nutrition 0.000 title claims abstract description 33
- 235000001855 Portulaca oleracea Nutrition 0.000 title claims abstract description 33
- 241000196324 Embryophyta Species 0.000 title claims abstract description 10
- 238000000746 purification Methods 0.000 title claims abstract description 9
- 239000002893 slag Substances 0.000 claims abstract description 37
- 239000007921 spray Substances 0.000 claims abstract description 31
- 238000007790 scraping Methods 0.000 claims abstract description 30
- 238000005507 spraying Methods 0.000 claims description 15
- 239000013049 sediment Substances 0.000 claims 3
- 230000009189 diving Effects 0.000 claims 1
- 239000010865 sewage Substances 0.000 abstract description 14
- 238000004140 cleaning Methods 0.000 abstract description 6
- 238000007599 discharging Methods 0.000 abstract description 6
- 238000003860 storage Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 208000034699 Vitreous floaters Diseases 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The utility model provides an automatic duckweed removing device for the water surface of a secondary sedimentation tank of a water quality purification plant, which comprises a mud scraper coaxially arranged in a circular secondary sedimentation tank, wherein the edge of the mud scraper is coaxially provided with a rotary table in a rotating way, both sides of the rotary table are respectively and fixedly provided with a slag scraping plate and a counterweight frame, a spray pipe is arranged on the slag scraping plate, a submersible sewage pump for supplying water to the spray pipe and a storage battery for supplying power to the submersible sewage pump are arranged on the rotary table, water spray holes are formed in the spray pipe at equal intervals, the spray pipe is higher than a wellhead of a slag discharging well on the secondary sedimentation tank, and a control box is fixedly arranged in the middle of the mud scraper. The utility model has the effect of improving the cleaning efficiency and quality of the duckweed on the water surface in the secondary sedimentation tank.
Description
Technical Field
The utility model relates to the technical field of duckweed removal equipment, in particular to an automatic duckweed removal device for a water surface of a secondary sedimentation tank of a water quality purification plant.
Background
At present, the secondary treatment main stream sedimentation process of the water quality purification plant is a circular secondary sedimentation tank, but as most of the secondary sedimentation tanks of the water quality purification plant are arranged in the open air, a large amount of nutrient components in sewage are treated by a biochemical tank, a large amount of aquatic duckweed can be generated on the water surface of the secondary sedimentation tank in summer or at a higher temperature, and the duckweed can be gathered around the mud scraper along with the mud scraper when the mud scraper operates, so that the mud scraper cannot effectively remove water surface floaters, and meanwhile, the duckweed cannot be removed, so that the design effect of the mud scraper cannot be exerted, and the beauty is influenced. The existing secondary sedimentation tank adopts manual work to remove duckweed, but is time-consuming and labor-consuming; secondly, buoyancy type equipment is adopted, but the buoyancy type equipment is expensive, the depth is not well controlled, so that the buoyancy type equipment is too high, the duckweed cannot be sucked beyond the water surface, or the buoyancy type equipment is too deep, and the duckweed cannot be sucked by all water; thirdly, the movable adjustable duckweed remover is also suitable for pumping the mixed liquid containing duckweed by a water pump, but needs to be fixed on a guardrail, and the usage limitation is not suitable for a secondary sedimentation tank (because the mud scraper is arranged on the water surface of the secondary sedimentation tank to do circular motion, other equipment cannot be fixed on the guardrail).
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model provides an automatic duckweed removing device for the water surface of a secondary sedimentation tank of a water quality purification plant, which solves the problems of high difficulty and low efficiency in cleaning duckweed on the surface of the secondary sedimentation tank in the prior art.
According to the embodiment of the utility model, the automatic duckweed removing device for the water surface of the secondary sedimentation tank of the water quality purifying factory comprises a mud scraper coaxially arranged in a circular secondary sedimentation tank, a rotary table is coaxially arranged at the edge of the mud scraper, a slag scraping plate and a counterweight frame are respectively and fixedly arranged at two sides of the rotary table, a spray pipe is arranged on the slag scraping plate, a submersible sewage pump for supplying water to the spray pipe and a storage battery for supplying power to the submersible sewage pump are arranged on the rotary table, water spraying holes are formed in the spray pipe at equal intervals, the spray pipe is higher than a wellhead of a slag discharging well on the secondary sedimentation tank, and a control box is fixedly arranged in the middle of the mud scraper.
Preferably, the horizontal section of the slag scraping plate is conical, the wider end of the slag scraping plate is connected to the rotary table, the water spraying pipe is fixed to the side wall of the slag scraping plate through the mounting plate, and the water spraying pipe is parallel to the side wall of the slag scraping plate.
Preferably, the water spraying hole is positioned at the bottom of one side of the water spraying pipe away from the slag scraping plate.
Compared with the prior art, the utility model has the following beneficial effects:
1. the spray pipe is arranged on the scraper, and sprays water to the duckweed on the surface of the secondary sedimentation tank to be scattered in the rotation process of the scraper, and the scattered duckweed is pushed to move to the slag discharging well, so that the duckweed can be cleaned efficiently.
2. The water adopted in spraying uses clear water in the secondary sedimentation tank, and tap water is not required to be additionally connected, so that the waste of water resources is avoided.
3. The device has the advantages of simple equipment, low equipment manufacturing cost, convenient maintenance and overhaul, strong practicability and popularization value, and only comprises a cable, a water pipe, a submersible sewage pump and a storage battery.
4. The duckweed on the surface of the secondary sedimentation tank is clear, and meanwhile, the efficacy of the slag scraping plate on the mud scraper can be recovered, so that the slag scraping plate can scrape slag more efficiently, and the clean and beautified environment of the water surface can be kept.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present utility model.
FIG. 2 is a cross-sectional view taken along the A-A plane of FIG. 1.
In the above figures: 1. a secondary sedimentation tank; 2. a rotary table; 3. a submersible sewage pump; 4. a slag scraping plate; 5. a water spray pipe; 6. a mounting plate; 7. a slag discharging well; 8. and a counterweight frame.
Detailed Description
The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.
As shown in fig. 1 and 2, to achieve efficient cleaning of the secondary sedimentation tank water surface duckweed. The utility model provides an automatic duckweed removing device for the water surface of a secondary sedimentation tank of a water quality purification plant, which comprises a mud scraper coaxially arranged in a circular secondary sedimentation tank 1, wherein the edge of the mud scraper is coaxially provided with a rotary table 2, two sides of the rotary table 2 are respectively and fixedly provided with a slag scraping plate 4 and a counterweight frame 8, the slag scraping plate 4 is provided with a spray pipe 5, the rotary table 2 is provided with a submersible sewage pump 3 for supplying water to the spray pipe 5 and a storage battery for supplying power to the submersible sewage pump 3, the spray pipe 5 is provided with water spray holes at equal intervals, the spray pipe 5 is higher than the wellhead of a slag discharging well 7 on the secondary sedimentation tank 1, and the middle part of the mud scraper is fixedly provided with a control box.
A submersible sewage pump 3 is additionally arranged on a mud scraper in the existing secondary sedimentation tank 1, the submersible sewage pump 3 is arranged on a rotary table 2 at the edge of the mud scraper, a control box is arranged on a fixed column at the middle part of the mud scraper, and when the mud scraper is not used, a storage battery of the submersible sewage pump 3 is charged through a control box wiring; after the mud scraper is started, the rotary table 2 rotates to drive the water spray pipe 5 and the submersible sewage pump 3 to rotate, the submersible sewage pump 3 pumps water from the secondary sedimentation tank 1 and pumps the pumped clear water into the water spray pipe 5, the clear water is sprayed out from water spray holes on the water spray pipe 5 and is sprayed on the water surface of the secondary sedimentation tank 1, duckweed on the water surface of the secondary sedimentation tank 1 is scattered, the duckweed flows into the slag discharge well 7 under the pushing of the slag scraping plate 4, and the duckweed removal on the water surface of the secondary sedimentation tank 1 is realized.
For the drive mode of revolving stage 2 in the mud scraper, the rotatory cover of current conventional adoption revolving stage 2 is on the fixed column in secondary sedimentation tank 1, and coaxial fixed mounting ring gear in revolving stage 2 bottom is through the motor drive gear rotation on the fixed column, and the gear drives the ring gear rotation rather than meshing, finally realizes the rotation of revolving stage 2.
As shown in fig. 1 and 2, in order to further improve the cleaning efficiency of the surface float of the secondary sedimentation tank 1. The horizontal section of the slag scraping plate 4 is conical, the wider end of the slag scraping plate 4 is connected to the rotary table 2, the water spraying pipe 5 is fixed on the side wall of the slag scraping plate 4 through a mounting plate 6, and the water spraying pipe 5 is parallel to the side wall of the slag scraping plate 4.
The slag scraping plate 4 is arranged to be conical, so that the installation stability of the slag scraping plate 4 can be improved; the spray pipe 5 is parallel to the side wall of the slag scraping plate 4, the spray pipe 5 is inclined relative to the axis of the secondary sedimentation tank 1 in the process of spraying water through the spray pipe 5, and the spray pipe 5 can push duckweed positioned in the middle of the secondary sedimentation tank 1 to the edge in the process of rotating along with the rotary table 2, so that duckweed can conveniently enter the slag discharging well 7, and the cleaning efficiency of the duckweed on the water surface of the secondary sedimentation tank 1 is further improved.
As shown in fig. 1 and 2, during the rotation of the rotary table 2, water sprayed from the water spray pipe 5 can act on the entire water surface in the secondary sedimentation tank 1. The water spraying holes are positioned at the bottom of one side of the water spraying pipe 5 away from the slag scraping plate 4. The water level sprayed by the water spray holes acts on a position with a fixed distance from the slag scraping plate 4, so that the cleaning quality of duckweed is improved.
Claims (3)
1. The utility model provides an automatic duckweed device that removes of water quality purification factory secondary sedimentation tank surface of water which characterized in that: including coaxial arrangement in mud scraper in circular secondary sedimentation tank (1), mud scraper edge coaxial rotation is provided with revolving stage (2), revolving stage (2) both sides are fixed mounting respectively and are scraped sediment board (4) and counter weight frame (8), install spray pipe (5) on scraping sediment board (4), be provided with on revolving stage (2) to the dirty pump (3) of diving of spray pipe (5) water supply and to the battery of dirty pump (3) power supply dives, the water hole has been seted up to the equidistance on spray pipe (5), the well head of sediment well (7) on spray pipe (5) are higher than secondary sedimentation tank (1), the fixed control box that is provided with in mud scraper middle part.
2. The automatic duckweed removing device for water surface in secondary sedimentation tank of water quality purifying plant as claimed in claim 1, wherein: the horizontal cross section of the slag scraping plate (4) is conical, the wider end of the slag scraping plate (4) is connected to the rotary table (2), the water spraying pipe (5) is fixed to the side wall of the slag scraping plate (4) through the mounting plate (6), and the water spraying pipe (5) is parallel to the side wall of the slag scraping plate (4).
3. The automatic duckweed removing device for water surface in secondary sedimentation tank of water quality purifying plant as claimed in claim 1, wherein: the water spraying hole is positioned at the bottom of one side of the water spraying pipe (5) far away from the slag scraping plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321857820.3U CN220486390U (en) | 2023-07-14 | 2023-07-14 | Automatic duckweed removing device for water surface of secondary sedimentation tank of water quality purification plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321857820.3U CN220486390U (en) | 2023-07-14 | 2023-07-14 | Automatic duckweed removing device for water surface of secondary sedimentation tank of water quality purification plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220486390U true CN220486390U (en) | 2024-02-13 |
Family
ID=89842120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321857820.3U Active CN220486390U (en) | 2023-07-14 | 2023-07-14 | Automatic duckweed removing device for water surface of secondary sedimentation tank of water quality purification plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220486390U (en) |
-
2023
- 2023-07-14 CN CN202321857820.3U patent/CN220486390U/en active Active
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