CN106045268A - Sludge dehydration device - Google Patents
Sludge dehydration device Download PDFInfo
- Publication number
- CN106045268A CN106045268A CN201610639356.9A CN201610639356A CN106045268A CN 106045268 A CN106045268 A CN 106045268A CN 201610639356 A CN201610639356 A CN 201610639356A CN 106045268 A CN106045268 A CN 106045268A
- Authority
- CN
- China
- Prior art keywords
- dehydration
- pond
- sludge
- water inlet
- energy dissipating
- 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.)
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
Abstract
The invention relates to the technical field of sewage treatment and especially relates to a sludge dehydration device. The sludge dehydration device comprises a stilling well and a dehydration tank. A water outlet of the stilling well is connected to a water inlet of the dehydration tank. A barrel-shaped separator plate with holes is arranged in the dehydration tank. The inner wall of the separator plate with holes is coated with a geotechnical cloth. A gap between the outer wall of the separator plate with holes and the inner wall of the dehydration tank is filled with a filter material. The inner side of the separator plate with holes is provided with a lifting basket grid. The outer wall of the lifting basket grid is coated with a geotechnical cloth. A water inlet of the dehydration tank is located above the lifting basket grid. A water outlet of the dehydration tank is located at the lower part of the side wall of the dehydration tank. Through filtration cooperation of the lifting basket grid and the geotechnical cloths and the filter materials of the separator plate with holes, residual sludge water content is reduced and sludge dehydration is realized. The collected sewage is returned into a grid pool of a sewage treatment station or is used for greening irrigation and the dehydrated sludge is treated and then is used as greening fertilizer. The sludge dehydration device solves the problem of sludge dehydration of a rural small water treatment station and provides guarantee for normal operation of a sewage treatment station.
Description
Technical field
The present invention relates to technical field of sewage, particularly relate to a kind of sludge dehydration device.
Background technology
Rural sewage treatment typically uses biologic treating technique at present, for guaranteeing the biological activity of biological processing unit, needs
Periodic exhaustion excess sludge.
Owing to the treatment scale of rural area treating stations is less, typically no special sludge treatment equipment, Sewage Disposal
Excess sludge is typically delivered to Large Sewage Treatment Plant and remarkets.But for the small rural sewage disposal away from Large Sewage Treatment Plant
Stand, by the way of mud is transported outward, carry out processing cost the highest, on the one hand reprocessing after sludge dewatering treatment can be facilitated dirt
The process of mud, additionally can reduce processing cost.
Summary of the invention
(1) to solve the technical problem that
The technical problem to be solved in the present invention is to solve existing rural sewage treatment station not have special Treatment of Sludge
Equipment, causes Treatment of Sludge inconvenience and the problem of high cost.
(2) technical scheme
In order to solve above-mentioned technical problem, the invention provides a kind of sludge dehydration device, including energy dissipating well and dehydration pond,
The outlet of described energy dissipating well is connected with the water inlet in described dehydration pond, is provided with the apertured partition of tubular, institute in described dehydration pond
The inwall stating apertured partition is coated with geotextiles, is filled with filter between outer wall and the inwall in described dehydration pond of described apertured partition
Material, the inner side of described apertured partition is provided with basket grid, and the outer wall of described basket grid is coated with geotextiles, described dehydration pond
Water inlet is positioned at the top of described basket grid, and the outlet in described dehydration pond is positioned at the bottom of the sidewall in described dehydration pond.
Wherein, the Chi Kou in described dehydration pond is provided with cover plate, and described cover plate is made by transparent material.
Wherein, the water outlet in described dehydration pond is provided with outlet pipe, and described outlet pipe is positioned at the inner side in described dehydration pond
The outer wall of one end is coated with geotextiles.
Wherein, it is provided with heavy mud groove in described energy dissipating well.
Wherein, the water inlet of described energy dissipating well is positioned at the lower section of outlet of described energy dissipation tank.
Wherein, the outlet of described energy dissipating well is connected by pipeline with the water inlet in described dehydration pond, and described pipeline includes
Energy dissipating well outlet pipe and dehydration pond water inlet pipe, described energy dissipating well outlet pipe one end is connected with the outlet of described energy dissipating well, another
End is connected by valve with water inlet pipe one end, described dehydration pond, the described dehydration pond water inlet pipe other end and the water inlet in described dehydration pond
Mouth connects.
Wherein, the side that described valve is connected with described energy dissipating well outlet pipe is additionally provided with valve telescopic joint.
Wherein, also include that valve well, described valve are arranged in described valve well.
(3) beneficial effect
The technique scheme of the present invention has the advantage that the sludge dehydration device of the present invention, gets rid of from sedimentation tank
It is delivered to energy dissipating well after excess sludge is boosted, is delivered to be dehydrated pond after energy dissipating well energy dissipating, the water inlet in dehydration pond flow out
The basket grid placed in tubular apertured partition in rear entrance dehydration pond, mud geotextiles on basket grid outer wall filters
After damming, excess sludge is through after apertured partition, and the geotextiles again passing by apertured partition inwall filters, finally enter with holes every
In the filtrate of the filling between plate outer wall and de-pool wall of pool, by after the filtration of filtrate by dehydration bottom, pond outlet by dirt
Water is collected discharging.The mud of dehydration is concentrated mainly in basket grid, is reached by the mud periodically removed in basket grid
To the purpose removing mud.Reduction is jointly acted on by respective geotextiles on basket grid and apertured partition and media filtration
The moisture content of excess sludge, reaches the purpose of sludge dewatering.The sludge dehydration device of the present invention can be used at small rural sewage
The reason station processed to excess sludge, the grid pond of the sewage backflow of collection to Sewage Disposal or water for greening is spilt, de-
Mud after water is after treatment as greening fertilizer.Solve the sludge dewatering problem of small rural Sewage Disposal, for sewage
The properly functioning for the treatment of stations provides safeguard.
Except the technical characteristic of technical scheme that described above present invention solves the technical problem that, constitute and there is this
Outside the advantage that the technical characteristic of a little technical schemes is brought, the other technologies feature of the present invention and these technical characteristics bring
Advantage, will further illustrate in conjunction with accompanying drawing.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiment of the present invention sludge dehydration device.
In figure: 1: energy dissipating well；2: dehydration pond；3: valve well；4: cover plate；5: outlet pipe；6: energy dissipating well outlet pipe；7: dehydration
Pond water inlet pipe；8a: outlet；8b: outlet；9a: water inlet；9b: water inlet；11: heavy mud groove；21: basket grid；22: band
Hole dividing plate；23: filtrate；31: valve；32: valve telescopic joint.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
A part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill people
The every other embodiment that member is obtained on the premise of not making creative work, broadly falls into the scope of protection of the invention.
In describing the invention, it should be noted that unless otherwise clearly defined and limited, term " is installed ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be fixing connection, it is also possible to be to removably connect, or be integrally connected；Can
To be mechanical connection, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, can understand that above-mentioned term is at this with concrete condition
Concrete meaning in invention.
Additionally, in describing the invention, except as otherwise noted, " multiple ", " many ", " many groups " be meant that two or
Two or more, " several ", " some ", " some groups " are meant that one or more.
As it is shown in figure 1, the sludge dehydration device that the embodiment of the present invention provides, including energy dissipating well 1 and dehydration pond 2, energy dissipating well 1
Outlet 8a and the water inlet 9b in dehydration pond 2 is connected, be dehydrated in pond 2 apertured partition 22 being provided with tubular, apertured partition 22
Inwall is coated with geotextiles, is filled with filtrate 23 between outer wall and the inwall in dehydration pond 2 of apertured partition 22, apertured partition 22
Inner side is provided with basket grid 21, and the outer wall of basket grid 21 is coated with geotextiles, and the water inlet 9b in dehydration pond 2 is positioned at basket grid
The top of 21, the outlet 8b in dehydration pond 2 is positioned at the bottom of the sidewall in dehydration pond 2.
The sludge dehydration device of the present invention, is delivered to energy dissipating well, through disappearing after the excess sludge of sedimentation tank eliminating is boosted
Can be delivered to be dehydrated pond after well energy dissipating, the water inlet in dehydration pond in entrance dehydration pond, tubular apertured partition be placed after flowing out
Basket grid, mud is after the geotextiles on basket grid outer wall filters and dams, after excess sludge passes apertured partition, again
Geotextiles through apertured partition inwall filters, and finally enters the filtrate of filling between apertured partition outer wall and de-pool wall of pool
In, by being collected discharging by sewage by the outlet of dehydration bottom, pond after the filtration of filtrate.The mud of dehydration is mainly concentrated
In basket grid, reach to remove the purpose of mud by periodically removing the mud in basket grid.By basket grid and band
On the dividing plate of hole, the common effect of respective geotextiles and media filtration reduces the moisture content of excess sludge, reaches the mesh of sludge dewatering
's.The sludge dehydration device of the present invention can be used for the small rural Sewage Disposal processed to excess sludge, the dirt of collection
Water is back to the grid pond of Sewage Disposal or spills for afforesting to water, and the mud after dehydration is after treatment as greening fertilizer.Solve
The sludge dewatering problem of small rural of having determined Sewage Disposal, properly functioning for Sewage Disposal provides safeguard.
Wherein, the port size of basket grid is 5～10mm, arranges in blossom type, and outer wall wraps up geotextiles, geotextiles
Specification be 300～500g/m2, the geotextiles of basket grid can regularly replace according to ruuning situation.Geotextiles is by sludge filtration
Thing intercepts in basket grid, and moisture is flowed out by geotextiles, thus reduces the moisture content of mud, reaches the purpose of sludge dewatering.
Wherein, the port size of apertured partition is 5～10mm, arranges in blossom type, and the inwall of apertured partition is laid soil
Work cloth, geotextiles specification is 300～500g/m2, the geotextiles of apertured partition can regularly replace also dependent on ruuning situation.Geotechnique
Sludge filtration thing is intercepted inside apertured partition by cloth further, and moisture is flowed out by geotextiles, reduces the moisture content of mud, reaches
The purpose of sludge dewatering.
Wherein, the Chi Kou in dehydration pond 2 is provided with cover plate 4, and cover plate 4 is made by transparent material.The Chi Kou in dehydration pond is with holes
The opening of dividing plate connects, and filtrate is filled in its space being internally formed a relative closure, and the cover plate of Chi Kou uses transparent material system
Make, filtered and after media filtration by geotextiles, the light that the excess sludge in basket grid is injected by the cover plate of printing opacity
Can be by thermal evaporation, thus common effect reduces the moisture content of excess sludge, reaches the purpose of sludge dewatering.The present embodiment cover plate
Transparent toughened glass cover plate preferably.
Wherein, being provided with outlet pipe 5 at the outlet 8b in dehydration pond 2, outlet pipe 5 is positioned at one end of the inner side in dehydration pond 2
Outer wall is coated with geotextiles.Moisture after media filtration flows out through the outlet pipe of the water outlet in dehydration pond, and outlet pipe exists
One end cladding geotextiles of contact filtrate, does last obstruct to the residual mud in moisture and filters.
Wherein, heavy mud groove 11 it is provided with in energy dissipating well 1.Wherein, the water inlet 9a of energy dissipating well 1 is positioned at the outlet of energy dissipation tank 1
The lower section of 8a.The water inlet of energy dissipating well is lower than outlet, and in the present embodiment, the water inlet of energy dissipating well is respectively mounted with water outlet
Water inlet pipe and outlet pipe, water inlet pipe is than outlet pipe low 300～500mm, and energy dissipating well arranges heavy mud groove, at the beginning of the mud for entering is carried out
Step precipitation, groove depth 500～700mm.
Wherein, the outlet 8a of energy dissipating well 1 is connected by pipeline with the water inlet 9b in dehydration pond 2, and pipeline includes energy dissipating well
Outlet pipe 6 and dehydration pond water inlet pipe 7, energy dissipating well outlet pipe 6 one end is connected with the outlet 8a of energy dissipating well 1, energy dissipating well outlet pipe 6
The other end is connected by valve 31 with dehydration water inlet pipe 7 one end, pond, dehydration pond water inlet pipe 7 other end and the water inlet being dehydrated pond 2
9b connects.Wherein, the side that valve 31 is connected with energy dissipating well outlet pipe 6 is additionally provided with valve telescopic joint 32.Wherein, mud of the present invention
Processing means also includes that valve well 3, valve 31 are arranged in valve well 3.The excess sludge got rid of from sedimentation tank is boosted rear defeated
Delivering to energy dissipating well, be delivered to valve well after energy dissipating well energy dissipating, energy dissipating well outlet pipe pierces into respectively with dehydration pond water inlet pipe and wears
Go out valve well, and connected by valve and valve telescopic joint in valve well, thus regulation is to dehydration pond conveying mud.
Between apertured partition and de-pool inner wall fill filtrate can be selected for rubble filtrate, ballast grain sizes be 10～
100mm.On the sidewall of apertured partition, the thickness of rubble is 400～600mm, the rubble thickness of the diapire of apertured partition be 600～
1000mm。
Time actually used, the shape in dehydration pond is chosen as cuboid, and energy dissipating well is respectively provided with well lid at the well head of valve well
Plate, energy dissipating well, valve well and dehydration pond all may be disposed at subsurface, reduce the floor space on road surface.The water inlet pipe of energy dissipating well
Lower 300mm than outlet pipe, groove depth 600mm of the heavy mud groove of energy dissipating well, the port size of basket grid is 10mm, in blossom type cloth
Putting, the specification of outside geotextiles is 500g/m2, the port size of apertured partition is 10mm, arranges in blossom type, inner side geotextiles
Specification be 300g/m2, the rubble filtrate thickness of apertured partition sidewall is 500mm, the rubble filtrate thickness of apertured partition diapire
For 800mm, the particle diameter of rubble filtrate is 50～80mm.
In sum, the sludge dehydration device of the present invention, it is delivered to disappear after the excess sludge of sedimentation tank eliminating is boosted
Can well, be delivered to after energy dissipating well energy dissipating be dehydrated pond, by dehydration pond water inlet flow out after enter dehydration pond in tubular with holes every
The basket grid placed in plate, mud is after the geotextiles on basket grid outer wall filters and dams, and excess sludge is through with holes
After dividing plate, the geotextiles again passing by apertured partition inwall filters, and finally enters between apertured partition outer wall and de-pool wall of pool
Filling filtrate in, by being collected sewage discharging by the outlet of dehydration bottom, pond after the filtration of filtrate.Dehydration
Mud is concentrated mainly in basket grid, reaches to remove the purpose of mud by periodically removing the mud in basket grid.Pass through
Basket grid and respective geotextiles on apertured partition and the moisture content of the common effect reduction excess sludge of media filtration, reach
The purpose of sludge dewatering.The sludge dehydration device of the present invention can be used for small rural Sewage Disposal to the dehydration of excess sludge at
Reason, the grid pond of the sewage backflow of collection to Sewage Disposal or water for greening spills, and the mud after dehydration can be transported to outward greatly
Type sewage treatment plant is further processed or after treatment as greening fertilizer.Solve the mud of small rural Sewage Disposal
Dehydration problem, properly functioning for Sewage Disposal provides safeguard.
Last it is noted that above example is only in order to illustrate technical scheme, it is not intended to limit；Although
With reference to previous embodiment, the present invention is described in detail, it will be understood by those within the art that: it still may be used
So that the technical scheme described in foregoing embodiments to be modified, or wherein portion of techniques feature is carried out equivalent；
And these amendment or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (8)
1. a sludge dehydration device, it is characterised in that: including energy dissipating well and dehydration pond, the outlet of described energy dissipating well is with described
The water inlet in dehydration pond connects, and is provided with the apertured partition of tubular in described dehydration pond, and the inwall of described apertured partition is coated with soil
Work cloth, is filled with filtrate between outer wall and the inwall in described dehydration pond of described apertured partition, and the inner side of described apertured partition sets
Having basket grid, the outer wall of described basket grid to be coated with geotextiles, the water inlet in described dehydration pond is positioned at described basket grid
Top, the outlet in described dehydration pond is positioned at the bottom of the sidewall in described dehydration pond.
Sludge dehydration device the most according to claim 1, it is characterised in that: the Chi Kou in described dehydration pond is provided with cover plate,
Described cover plate is made by transparent material.
Sludge dehydration device the most according to claim 1, it is characterised in that: the water outlet in described dehydration pond is provided with water outlet
Pipe, the outer wall of one end that described outlet pipe is positioned at the inner side in described dehydration pond is coated with geotextiles.
Sludge dehydration device the most according to claim 1, it is characterised in that: it is provided with heavy mud groove in described energy dissipating well.
Sludge dehydration device the most according to claim 1, it is characterised in that: the water inlet of described energy dissipating well be positioned at described in disappear
The lower section of the outlet in energy pond.
6. according to the sludge dehydration device described in claim 1-5 any one, it is characterised in that: the outlet of described energy dissipating well
Being connected by pipeline with the water inlet in described dehydration pond, described pipeline includes energy dissipating well outlet pipe and dehydration pond water inlet pipe, described
Energy dissipating well outlet pipe one end is connected with the outlet of described energy dissipating well, and valve is passed through in the other end and water inlet pipe one end, described dehydration pond
Connecting, the described dehydration pond water inlet pipe other end is connected with the water inlet in described dehydration pond.
Sludge dehydration device the most according to claim 6, it is characterised in that: described valve is with described energy dissipating well outlet pipe even
The side connect is additionally provided with valve telescopic joint.
Sludge dehydration device the most according to claim 6, it is characterised in that: also include that valve well, described valve are arranged at
In described valve well.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610639356.9A CN106045268A (en) | 2016-08-05 | 2016-08-05 | Sludge dehydration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610639356.9A CN106045268A (en) | 2016-08-05 | 2016-08-05 | Sludge dehydration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106045268A true CN106045268A (en) | 2016-10-26 |
Family
ID=57480405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610639356.9A Pending CN106045268A (en) | 2016-08-05 | 2016-08-05 | Sludge dehydration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106045268A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4584099A (en) * | 1985-01-02 | 1986-04-22 | Burton R Edward | Sewage sludge filtering system |
| JP2004174434A (en) * | 2002-11-28 | 2004-06-24 | Kizai Kk | Sludge recovering filter cloth and dewatering filter using the same |
| CN202912816U (en) * | 2012-11-30 | 2013-05-01 | 湖南恒凯环保科技投资有限公司 | Novel sludge drying pond |
| CN105502810A (en) * | 2015-12-03 | 2016-04-20 | 重庆甘泰环保设备有限公司 | Drying treatment assembly for market-town domestic sewage and sludge |
| CN205974223U (en) * | 2016-08-05 | 2017-02-22 | 北京良乡蓝鑫水利工程设计有限公司 | Sludge dewatering device |
-
2016
- 2016-08-05 CN CN201610639356.9A patent/CN106045268A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4584099A (en) * | 1985-01-02 | 1986-04-22 | Burton R Edward | Sewage sludge filtering system |
| JP2004174434A (en) * | 2002-11-28 | 2004-06-24 | Kizai Kk | Sludge recovering filter cloth and dewatering filter using the same |
| CN202912816U (en) * | 2012-11-30 | 2013-05-01 | 湖南恒凯环保科技投资有限公司 | Novel sludge drying pond |
| CN105502810A (en) * | 2015-12-03 | 2016-04-20 | 重庆甘泰环保设备有限公司 | Drying treatment assembly for market-town domestic sewage and sludge |
| CN205974223U (en) * | 2016-08-05 | 2017-02-22 | 北京良乡蓝鑫水利工程设计有限公司 | Sludge dewatering device |
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Application publication date: 20161026 |