CN205974223U - Sludge dewatering device - Google Patents

Sludge dewatering device Download PDF

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Publication number
CN205974223U
CN205974223U CN201620846909.3U CN201620846909U CN205974223U CN 205974223 U CN205974223 U CN 205974223U CN 201620846909 U CN201620846909 U CN 201620846909U CN 205974223 U CN205974223 U CN 205974223U
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China
Prior art keywords
dehydration
pond
water inlet
energy dissipating
dehydration pond
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CN201620846909.3U
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Chinese (zh)
Inventor
王志祥
王勇
李刚
史陇俊
杨燕妮
刘兴哲
张建明
陈辉
吴润兰
刘婕
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Beijing Liangxiang Lanxin Hydraulic Engineering And Design Co Ltd
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Beijing Liangxiang Lanxin Hydraulic Engineering And Design Co Ltd
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Abstract

The utility model relates to a sewage treatment technical field especially relates to a sludge dewatering device, including energy dissipation well and dehydration pond, the delivery port of energy dissipation well is connected with the water inlet in dehydration pond, is equipped with the foraminiferous baffle of tube -shape in the dehydration pond, and the inner wall cladding of foraminiferous baffle has geotechnological cloth, and it has the filter material to fill between the outer wall of foraminiferous baffle and the inner wall in dehydration pond, and the inboard of foraminiferous baffle is equipped with the hand -basket grid, and the outer wall cladding of hand -basket grid has geotechnological cloth, and the water inlet in dehydration pond is located the top of hand -basket grid, and the delivery port in dehydration pond is located the lower part of the lateral wall in dehydration pond. The utility model discloses a respective geotechnological cloth and the filterable combined action of filter material reduce excess sludge's moisture content on hand -basket grid and the foraminiferous baffle, reach sludge dewatering's purpose. The sewage collected flows back to the grid pond at sewage treatment station or is used for the afforestation to water and spills, and mud is through handling the succeeding crop for afforestation fertilizer. The problem of the sludge dewatering at rural small -size sewage treatment station is solved, the normal operating of standing for sewage treatment provides safeguard.

Description

A kind of sludge dehydration device
Technical field
This utility model is related to technical field of sewage, more particularly, to a kind of sludge dehydration device.
Background technology
Rural sewage treatment typically adopts biologic treating technique at present, for guaranteeing the biological activity of biological processing unit, needs Periodic exhaustion excess sludge.
Because 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 is remarketed.But for the small rural sewage disposal away from Large Sewage Treatment Plant Stand, it is too high to carry out processing cost by way of mud is transported outward, on the one hand reprocessing after sludge dewatering treatment can be facilitated dirt The process of mud, in addition can reduce processing cost.
Utility model content
(1) technical problem to be solved
The technical problems to be solved in the utility model is to solve existing rural sewage treatment station not having special mud Processing equipment, leads to Treatment of Sludge inconvenience and the problem of high cost.
(2) technical scheme
In order to solve above-mentioned technical problem, this utility model provides a kind of sludge dehydration device, including energy dissipating well and de- Pond, the outlet of described energy dissipating well is connected with the water inlet in described dehydration pond, be provided with described dehydration pond tubular with holes every Plate, the inwall of described apertured partition is coated with geotextiles, fills out between the inwall in the outer wall of described apertured partition and described dehydration pond It is filled with filtrate, 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 de- The water inlet in pond is located at the top of described basket grid, and the outlet in described dehydration pond is located under the side wall in described dehydration pond Portion.
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 located 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 located at the lower section of the 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 described dehydration pond water inlet pipe one end, the water inlet in the described dehydration pond water inlet pipe other end and 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 valve well, described valve is arranged in described valve well.
(3) beneficial effect
Technique scheme of the present utility model has the advantage that:Sludge dehydration device of the present utility model, from precipitation It is delivered to energy dissipating well after the excess sludge of pond exclusion is boosted, be delivered to dehydration pond after energy dissipating well energy dissipating, by entering of dehydration pond The mouth of a river enters the basket grid placed in tubular apertured partition in dehydration pond, soil on basket grid outer wall for the mud after flowing out Work cloth filters after damming, and after excess sludge passes through apertured partition, the geotextiles again passing by apertured partition inwall filter, the most laggard Enter in the filtrate of the filling between apertured partition outer wall and de- pool wall of pool, going out by dehydration at the bottom of pond end after the filtration of filtrate Sewage is collected discharging by the mouth of a river.The mud of dehydration is concentrated mainly in basket grid, is removed in basket grid by regular Mud reach remove mud purpose.Common by basket grid and geotextiles respective on apertured partition and media filtration Effect reduces the moisture content of excess sludge, reaches the purpose of sludge dewatering.Sludge dehydration device of the present utility model can be used for agriculture The processed to excess sludge for village's Miniature Sewage Farm, the grid pond of the sewage backflow of collection to Sewage Disposal or be used for Greening is poured and is spilt, and the mud after dehydration is after treatment as greening fertilizer.Solve the sludge dewatering of small rural Sewage Disposal Problem, is that the normal operation of Sewage Disposal provides safeguard.
Except this utility model described above solve technical problem, constitute technical scheme technical characteristic and Outside the technical characteristic having the advantages that these technical schemes is brought, other technical characteristics of the present utility model and these technology are special Levy the advantage brought, accompanying drawing will be combined and further illustrate.
Brief description
Fig. 1 is the structural representation of this utility model embodiment 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.
Specific embodiment
Purpose, technical scheme and advantage for making this utility model embodiment are clearer, new below in conjunction with this practicality Accompanying drawing in type embodiment, is clearly and completely described it is clear that being retouched to the technical scheme in this utility model embodiment The embodiment stated is a part of embodiment of the present utility model, rather than whole embodiments.Based on the reality in this utility model Apply example, the every other embodiment that those of ordinary skill in the art are obtained on the premise of not making creative work, all Belong to the scope of this utility model protection.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace Dress ", " being connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or integratedly Connect;Can be to be mechanically connected or electrically connect;Can be to be joined directly together it is also possible to be indirectly connected to by intermediary, It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition Concrete meaning in this utility model for the language.
Additionally, in description of the present utility model, unless otherwise stated, " multiple ", " many ", " multigroup " are meant that two Individual or two or more, " several ", " some ", " some groups " are meant that one or more.
As shown in figure 1, the sludge dehydration device that this utility model embodiment provides, including energy dissipating well 1 and dehydration pond 2, disappear The outlet 8a of energy well 1 is connected with the water inlet 9b in dehydration pond 2, is provided with the apertured partition 22 of tubular, apertured partition in dehydration pond 2 22 inwall is coated with geotextiles, is filled with filtrate 23, apertured partition between the inwall in the outer wall of apertured partition 22 and dehydration pond 2 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 located at hand basket The top of grid 21, the outlet 8b in dehydration pond 2 is located at the bottom of the side wall in dehydration pond 2.
Sludge dehydration device of the present utility model, is delivered to energy dissipating well after the excess sludge of sedimentation tank exclusion is boosted, It is delivered to dehydration pond after energy dissipating well energy dissipating, enter after being flowed out by the water inlet in dehydration pond in dehydration pond and put in tubular apertured partition The basket grid put, mud through on basket grid outer wall geotextiles filter dam after, excess sludge pass through apertured partition after, The geotextiles again passing by apertured partition inwall filter, and finally enter filling between apertured partition outer wall and de- pool wall of pool In filtrate, by the outlet at dehydration at the bottom of pond end, sewage is collected discharging after the filtration of filtrate.The mud of dehydration is main Concentrate in basket grid, the purpose removing mud is reached by the regular mud removed in basket grid.By basket grid Reduce the moisture content of excess sludge with the collective effect of geotextiles respective on apertured partition and media filtration, reach sludge dewatering Purpose.Sludge dehydration device of the present utility model can be used for the processed to excess sludge for the small rural Sewage Disposal, The sewage backflow collected spills to the grid pond or pour for greening of Sewage Disposal, and the mud after dehydration is after treatment as afforesting Fertilizer.Solve the problems, such as the sludge dewatering of small rural Sewage Disposal, be that the normal operation of 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 are by sludge filtration Thing intercepts in basket grid, and moisture is flowed out by geotextiles, thus reducing 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 Cloth intercepts sludge filtration thing inside apertured partition 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.Dehydration pond Chi Kou with holes The opening of dividing plate connects, and it is internally formed the space filling filtrate of a relative closure, and the cover plate of Chi Kou adopts transparent material system Make, after geotextiles filtration and media filtration, the light that the excess sludge in basket grid is injected by the cover plate of printing opacity Thermal evaporation can be subject to, reduced the moisture content of excess sludge by this collective effect, reach the purpose of sludge dewatering.The present embodiment cover plate Transparent toughened glass cover plate preferably.
Wherein, it is provided with outlet pipe 5 at the outlet 8b in dehydration pond 2, outlet pipe 5 is located at the one end of inner side in dehydration pond 2 Outer wall is coated with geotextiles.The outlet pipe of the water outlet through dehydration pond for the moisture after media filtration flows out, and outlet pipe exists One end cladding geotextiles of contact filtrate, do last obstruct to the residual mud in moisture and filter.
Wherein, it is provided with heavy mud groove 11 in energy dissipating well 1.Wherein, the water inlet 9a of energy dissipating well 1 is located 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 and water outlet are respectively mounted Water inlet pipe and outlet pipe, water inlet pipe 300~500mm lower than outlet pipe, the heavy mud groove of energy dissipating well setting, the mud for entering is carried out just 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 pond water inlet pipe 7 one end, the water inlet in dehydration pond water inlet pipe 7 other end and dehydration 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, this utility model Sludge treatment equipment also includes valve well 3, and valve 31 is arranged in valve well 3.Boosted from the excess sludge of sedimentation tank exclusion After be delivered to energy dissipating well, be delivered to valve well after energy dissipating well energy dissipating, energy dissipating well outlet pipe is pierced into respectively with dehydration pond water inlet pipe With pass valve well, and pass through valve and valve telescopic joint in valve well and connect, thus adjusting to dehydration pond conveying mud.
Between apertured partition and de- pool inner wall filling filtrate can be selected for rubble filtrate, ballast grain sizes be 10~ 100mm.On the side wall of apertured partition, the thickness of rubble is 400~600mm, the rubble thickness of the diapire of apertured partition is 600~ 1000mm.
When actually used, the shape in dehydration pond is chosen as cuboid, is respectively provided with well lid at energy dissipating well and the well head of valve well Plate, energy dissipating well, valve well all may be disposed at subsurface with dehydration pond, 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 Put, 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 side wall is 500mm, the rubble filtrate thickness of apertured partition diapire For 800mm, the particle diameter of rubble filtrate is 50~80mm.
In sum, sludge dehydration device of the present utility model, conveys after the excess sludge of sedimentation tank exclusion is boosted To energy dissipating well, it is delivered to dehydration pond after energy dissipating well energy dissipating, after being flowed out by the water inlet in dehydration pond, enter tubular band in dehydration pond The basket grid placed in the dividing plate of hole, after the geotextiles on basket grid outer wall filter and dam, excess sludge passes through mud After apertured partition, the geotextiles again passing by apertured partition inwall filter, and finally enter apertured partition outer wall and de- pool wall of pool Between the filtrate of filling in, after the filtration of filtrate by dehydration at the bottom of pond end outlet by sewage be collected discharge.De- The mud of water is concentrated mainly in basket grid, reaches, by the regular mud removed in basket grid, the purpose removing mud. Reduce the moisture content of excess sludge by the collective effect of basket grid and respective geotextiles and media filtration on apertured partition, Reach the purpose of sludge dewatering.Sludge dehydration device of the present utility model can be used for small rural Sewage Disposal to excess sludge Processed, the grid pond of the sewage backflow of collection to Sewage Disposal or pour for greening spills, and the mud after dehydration is permissible It is transported to outward large-scale wastewater treatment plant to be further processed or after treatment as greening fertilizer.Solve small rural sewage disposal The sludge dewatering problem stood, is that the normal operation of Sewage Disposal provides safeguard.
Finally it should be noted that:Above example only in order to the technical solution of the utility model to be described, is not intended to limit; Although being described in detail to this utility model with reference to the foregoing embodiments, it will be understood by those within the art that: It still can be modified to the technical scheme described in foregoing embodiments, or wherein some technical characteristics are carried out etc. With replacement;And these modifications or replacement, do not make the essence of appropriate technical solution depart from this utility model each embodiment technology The spirit and scope of scheme.

Claims (8)

1. a kind of sludge dehydration device it is characterised in that:Including energy dissipating well and dehydration pond, the outlet of described energy dissipating well with described The water inlet in dehydration pond connects, and is provided with the apertured partition of tubular, the inwall of described apertured partition is coated with soil in described dehydration pond Work cloth, is filled with filtrate between the inwall in the outer wall of described apertured partition and described dehydration pond, the inner side of described apertured partition sets There is basket grid, the outer wall of described basket grid is coated with geotextiles, and the water inlet in described dehydration pond is located at described basket grid Top, the outlet in described dehydration pond is located at the bottom of the side wall in described dehydration pond.
2. sludge dehydration device 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.
3. sludge dehydration device 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 that described outlet pipe is located at the one end of inner side in described dehydration pond is coated with geotextiles.
4. sludge dehydration device according to claim 1 it is characterised in that:It is provided with heavy mud groove in described energy dissipating well.
5. sludge dehydration device according to claim 1 it is characterised in that:The water inlet of described energy dissipating well is located at described disappearing The lower section of the outlet in energy pond.
6. the sludge dehydration device according to claim 1-5 any one it is characterised in that:The outlet of described energy dissipating well It is 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 the other end passes through valve with described dehydration pond water inlet pipe one end Connect, the described dehydration pond water inlet pipe other end is connected with the water inlet in described dehydration pond.
7. sludge dehydration device according to claim 6 it is characterised in that:Described valve is with described energy dissipating well outlet pipe even The side connecing is additionally provided with valve telescopic joint.
8. sludge dehydration device according to claim 6 it is characterised in that:Also include valve well, described valve is arranged at In described valve well.
CN201620846909.3U 2016-08-05 2016-08-05 Sludge dewatering device Active CN205974223U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620846909.3U CN205974223U (en) 2016-08-05 2016-08-05 Sludge dewatering device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620846909.3U CN205974223U (en) 2016-08-05 2016-08-05 Sludge dewatering device

Publications (1)

Publication Number Publication Date
CN205974223U true CN205974223U (en) 2017-02-22

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106045268A (en) * 2016-08-05 2016-10-26 北京良乡蓝鑫水利工程设计有限公司 Sludge dehydration device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106045268A (en) * 2016-08-05 2016-10-26 北京良乡蓝鑫水利工程设计有限公司 Sludge dehydration device

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