CN206843243U - A kind of efficient sedimentation tank - Google Patents
A kind of efficient sedimentation tank Download PDFInfo
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- CN206843243U CN206843243U CN201720653989.5U CN201720653989U CN206843243U CN 206843243 U CN206843243 U CN 206843243U CN 201720653989 U CN201720653989 U CN 201720653989U CN 206843243 U CN206843243 U CN 206843243U
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- sedimentation tank
- reaction pond
- efficient sedimentation
- slow reaction
- sludge
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Abstract
The utility model discloses a kind of efficient sedimentation tank, wherein, including high speed coagulating basin, the slow reaction pond that is connected with high speed coagulating basin, and the efficient sedimentation tank connected with slow reaction pond is provided with slow reaction pond side.The first mixer is provided with described high speed coagulating basin, the second mixer is provided with slow reaction pond, plug-flow reaction tank is provided between slow reaction pond and efficient sedimentation tank, efficient sedimentation tank bottom is provided with mud scraper.The utility model has clarification of water, stable water outlet, the effect scraped mud efficiency high reliability height, improve potassium permanganate composites performance.
Description
Technical field
Field of sewage treatment equipment is the utility model is related to, more particularly to a kind of efficient sedimentation tank.
Background technology
At present, on the market efficient sedimentation tank mainly based on multiple single ponds operations.If because single pond of off-duty needs to stop
When transporting one week, in the case of no any medicament of addition particularly bactericide, algae reproduction is easily caused, especially in inclined tube part
Position it is obvious.When single pond flow of operation is more than 400m3/h, it is big single pond sludge volume to be present, and water flow velocity is fast, waterpower
The problem of residence time is short, and medicament flocculating effect is bad.This just needs highly dense pond bottom mud scraper continuously to sweep to promote precipitation
The concentration of area's sludge.In practice, if precipitation concentration area do not scrape mud system cannot effectively spoil disposal, will often reduce height
The performance of density sedimentation basin, but mud system is scraped in highly dense bottom of pond portion that to scrape mud continuity inadequate, causes the halfway problem of clear mud.
Utility model content
In view of the above problems, the purpose of this utility model is to provide a kind of the efficiently heavy of raising potassium permanganate composites performance
Shallow lake pond.
To achieve the above object, a kind of efficient sedimentation tank provided by the utility model, wherein, including high speed coagulating basin, with
The slow reaction pond of high speed coagulating basin connection, and the High-rate sedimentation connected with slow reaction pond is provided with slow reaction pond side
Pond.The first mixer is provided with described high speed coagulating basin, the second mixer, slow reaction pond are provided with slow reaction pond
Plug-flow reaction tank is provided between efficient sedimentation tank, efficient sedimentation tank bottom is provided with mud scraper.
The beneficial effects of the utility model are that have water outlet clear stable, improve the effect of potassium permanganate composites performance.By
In setting quick mixer in high speed coagulating basin, make to add to obtain coagulant rapid dispersion, be sufficiently mixed uniformly with raw water in pond,
To form small flco.Raw water by Pre-coagulation flow to the bottom of reaction tank inner circular guide shell, raw water, returned sludge and
Flocculation aid is well mixed from the bottom to top by the special agitating paddle in guide shell, by mixing slowly reaction tank and pulling flow type reaction tank group
Into series connection reaction member, larger flco is obtained, has reached rapid precipitation in settling zone.
Flocculant concentration is in the lower section of agitator, the continuous outside body refuse time of progress from sludge condensation area to rapid flocculation area
Stream, high sludge concentration improve the effect of flocculation.Flocculation alumen ustum slower speeds enters High-rate sedimentation area, can so avoid
Alumen ustum damages.Flocculation alumen ustum accumulates sludge in sedimentation basin bottom and concentrated.Swash plate is arranged on the top of sedimentation basin, for removing
Unnecessary alumen ustum, ensure effluent quality.Partial concentration sludge is pumped to reaction tank entrance in enrichment region by sludge circulation, another
Other processing are delivered between sludge dewatering or carried out to some residual sludge by sludge pumped.Precipitation concentration goes to ensure that alumen ustum increases
Obtain needed for long and flocculate at a slow speed, the alumen ustum of generation has higher density.Then water flow at a slow speed settling zone to ensure the complete of alumen ustum
Whole property.
The continuous of highly dense pond bottom mud scraper sweeps the concentration for promoting settling zone sludge, improve sludge condensation efficiency and
Reliability.In practice, if precipitation concentration area do not scrape mud system cannot effectively spoil disposal, will often reduce high density and sink
The performance in shallow lake pond.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
Utility model is described in further detail below in conjunction with the accompanying drawings.
As shown in figure 1, a kind of efficient sedimentation tank, it is characterised in that connected including high speed coagulating basin 1, with high speed coagulating basin 1
Slow reaction pond 2, and be provided with the efficient sedimentation tank 3 that is connected with slow reaction pond 2 in the side of slow reaction pond 2.Described height
The first mixer 4 is provided with fast coagulating basin 1, is provided with the second mixer in slow reaction pond 2, slow reaction pond 2 with efficiently
Plug-flow reaction tank is provided between sedimentation basin 3, the bottom of efficient sedimentation tank 3 is provided with mud scraper 5.Sedimentation basin is to apply precipitation
A kind of structures of suspension in water removal are removed, sedimentation basin is widely used in the treatment of waste water.
The beneficial effects of the utility model are with the effect for improving potassium permanganate composites performance.In high speed coagulating basin 1
Quick mixer is set, makes to add to obtain coagulant rapid dispersion, is sufficiently mixed uniformly with raw water in pond, small must be wadded a quilt with cotton to be formed
Body.The bottom that raw water flow to reaction tank inner circular guide shell is obtained by Pre-coagulation, raw water, returned sludge and flocculation aid are by guide shell
Interior special agitating paddle is well mixed from the bottom to top.Cascade reaction list is formed by mixing slowly reaction tank and pulling flow type reaction tank
Member, larger flco is obtained, has reached rapid precipitation in settling zone.Quick flco with sludge reflux, there is flash mixer
Stirring, to ensure the energy required for rapid flocculation and flocculation.Flocculant concentration is in the lower section of agitator.From sludge condensation area to
Rapid flocculation area carries out continuous outside sludge backflow, and high sludge concentration improves effect of flocculating to obtain.Alumen ustum flocculate at a slow speed
Ground enters High-rate sedimentation area, can so avoid alumen ustum from damaging.Flocculation alumen ustum accumulates sludge in sedimentation basin bottom and concentrated.
Swash plate is arranged on the top of sedimentation basin, for removing unnecessary alumen ustum, ensures effluent quality.Partial concentration sludge is in enrichment region
Reaction tank entrance is pumped to by sludge circulation, another part excess sludge is delivered between sludge dewatering or carried out by sludge pumped
Other processing.Precipitation concentration goes to ensure that alumen ustum increases required obtain and flocculated at a slow speed, and the alumen ustum of generation obtains density with higher.Then
Water flow at a slow speed settling zone to ensure the integrality of alumen ustum.
Sewage is flocculated from plug-flow at the top of guide shell to plug-flow room bottom in slow reaction pond, then is flow to by pushing away bottom of the flow cell rising
From efficient sedimentation tank inhalant region, water flow distance length, horizontal flow velocity is reduced, rectified action can be played, and can is reduced in inclined tube pond
Upflow velocity, sedimentation effect are good, and anti impulsion load is strong, ensure that effluent overflow weir water clear stable.
The continuous of bottom mud scraper 5 sweeps the concentration for promoting settling zone sludge, in practice, if precipitation concentration area does not have
Scrape mud system cannot effectively spoil disposal, will often reduce the performances of potassium permanganate composites.Circular pond shape design reduces sludge
Dead angle, larger bucket gravity spoil disposal, local turbulent water is few, is not easily blocked, and improves sludge sludge drainage system stability and durable
Degree.
Above-described is only some embodiments of the present utility model.For the person of ordinary skill of the art,
On the premise of not departing from the utility model and creating design, various modifications and improvements can be made, these belong to practical new
The protection domain of type.
Claims (1)
- A kind of 1. efficient sedimentation tank, it is characterised in that the slow reaction pond connected including high speed coagulating basin, with high speed coagulating basin, And the efficient sedimentation tank connected with slow reaction pond is provided with slow reaction pond side;The first mixer is provided with described high speed coagulating basin;The second mixer is provided with described slow reaction pond;Plug-flow reaction tank is provided between described slow reaction pond and efficient sedimentation tank;Described efficient sedimentation tank bottom is provided with mud scraper.
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CN201720653989.5U CN206843243U (en) | 2017-06-06 | 2017-06-06 | A kind of efficient sedimentation tank |
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CN201720653989.5U CN206843243U (en) | 2017-06-06 | 2017-06-06 | A kind of efficient sedimentation tank |
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CN206843243U true CN206843243U (en) | 2018-01-05 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112047514A (en) * | 2020-07-24 | 2020-12-08 | 常州市深水江边污水处理有限公司 | High-efficient sedimentation tank |
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2017
- 2017-06-06 CN CN201720653989.5U patent/CN206843243U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112047514A (en) * | 2020-07-24 | 2020-12-08 | 常州市深水江边污水处理有限公司 | High-efficient sedimentation tank |
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