CN203355389U - Underflow type clarifying pond - Google Patents
Underflow type clarifying pond Download PDFInfo
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- CN203355389U CN203355389U CN 201320366162 CN201320366162U CN203355389U CN 203355389 U CN203355389 U CN 203355389U CN 201320366162 CN201320366162 CN 201320366162 CN 201320366162 U CN201320366162 U CN 201320366162U CN 203355389 U CN203355389 U CN 203355389U
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- reaction unit
- pond body
- flocculation reaction
- depositing reservoir
- undercurrent
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Abstract
An underflow type clarifying pond comprises a pond body provided with a vertical side wall and a bottom wall, and an underflow driving device, wherein the pond body comprises a clarifying settling area and an inclined plate area; a mud pit is arranged at the bottom of the clarifying settling area; a flocculation reaction unit casing is arranged inside the clarifying settling area, and is provided a top wall and a vertical side wall; the lower end of the flocculation reaction unit casing is provided with an opening; the underflow driving device comprises a diversion cylinder arranged inside the flocculation reaction unit casing; a plurality of diversion plates are connected between the diversion cylinder and the vertical side wall of the flocculation reaction unit casing; an underflow propeller is arranged inside the diversion cylinder; a flocculant adding uniform distributor and a raw water inlet pipe are arranged at the lower part of the underflow propeller. According to the underflow type clarifying pond provided by the utility model, the flocculation reaction unit casing and the diversion cylinder are positioned inside the clarifying settling area; the occupied area is effectively saved as the flocculation reaction unit casing does not occupy land independently; the water flow ascending speed of a clean water area at the upper part of the clarifying pond is high, so that the production efficiency is effectively improved, the flocculation effect is excellent, and the effluent water quality is stable.
Description
Technical field
The utility model is relevant for a kind of depositing reservoir, especially relevant for a kind of undercurrent type depositing reservoir be applied in feedwater, sewage treatment area.
Background technology
Depositing reservoir is a kind of water treatment building that collects mixing, flocculates, is deposited in one grown up on the basis of vertical sedimentation tank, utilize the body refuse that gathers in pond and the impurity particle in former water to be in contact with one another, to adsorb, to reach clear water, faster separate, can give full play to the effect of coagulant, improve clarifying efficiency, its maximum advantage can be reused the activated body refuse of tool.Depositing reservoir is being to apply technology more widely to water treatment field, and according to incompletely statistics, all kinds of ponds type of appearance surpasses tens kinds, at present domesticly still at the depositing reservoir of operation, take water clarifier that mechanical depositing reservoir and Optimizing Reconstruction cross as main.
Wherein, mechanical depositing reservoir belongs to body refuse circular form depositing reservoir, is characterized in utilizing churned mechanically castering action to complete sludge backflow and haptoreaction.The machinery depositing reservoir is comprised of the first reative cell, the second reative cell and separation chamber, the mixed former water of dosing enters the first reative cell, carry out haptoreaction with the circulation body refuse times over former water under the stirring of blade, then be promoted to the second reative cell through impeller and continue reaction, to form larger flco, then enter separation chamber by diversion chamber and carry out precipitate and separate.This machinery depositing reservoir, its clear water zone upflow velocity is less, pond body structure complexity, difficulty of construction is large, and cost is high; And mechanical depositing reservoir equipment needed thereby is more, later maintenance maintenance capacity and intensity are larger.
Water clarifier belongs to body refuse circular form depositing reservoir, is characterized in utilizing waterpower to be mixed and reach the purpose of body refuse circulating reflux under the effect of water sprayer.When the former water that adds flocculant with certain pressure, while with high speed, passing through the water sprayer nozzle, around the water sprayer trunnion, form negative pressure, thereby will be several times as much as the backflow body refuse suction trunnion of former water, and fully mix with it.Due to fully the contacting of backflow body refuse and former water, reaction, strengthened intergranular suction-operated, accelerated flocculation, to obtain clarification preferably.But this circulatior clarifier clear water zone upflow velocity is less, the pond bulk area is large, and the loss of flood peak is large, and sludge concentration is low, and intergranular suction-operated is poor, poor to the adaptability of water quality and water yield variation.
Therefore, be necessary to provide a kind of new depositing reservoir, overcome above-mentioned defect.
The utility model content
The purpose of this utility model is to provide a kind of undercurrent type depositing reservoir, its flocculation reaction unit housings and guide shell are positioned at the clarification settling zone of pond body, the flocculation reaction unit housings is not taken up an area separately, effectively save floor space, the clear water zone upflow velocity on clarification top, settling zone is high, effectively improved production efficiency, its flocculating effect is good, stable effluent quality.In addition, the utility model adopts mixing in undercurrent propeller completion system, lifting, sludge backflow process, and equipment amount is little, simple in structure.
Above-mentioned purpose of the present utility model can adopt following technical proposal to realize:
The utility model provides a kind of undercurrent type depositing reservoir, and described undercurrent type depositing reservoir comprises:
The pond body, the diapire that it has vertical sidewall and is connected to described vertical sidewall lower end, described pond body has clarification settling zone, bottom and is positioned at the swash plate district of top, described clarification settling zone, the bottom of described clarification settling zone is provided with the deposition hole, described clarification is provided with the flocculation reaction unit housings in settling zone, described flocculation reaction unit housings has roof, and the outer rim of described roof axially is connected with vertical sidewall, the lower ending opening of described flocculation reaction unit housings downwards;
The undercurrent drive unit, it has guide shell, described guide shell is arranged in described flocculation reaction unit housings and is positioned at the top in described deposition hole, be connected with a plurality of deflectors between the vertical sidewall of described guide shell and described flocculation reaction unit housings, be provided with the undercurrent propeller in described guide shell, the angle of rake below of described undercurrent is provided with flocculant concentration uniform device and former water water inlet pipe successively.
In a preferred embodiment, the outside of described pond body is provided with forward and reverse pump that adds, and described flocculant concentration uniform device is connected with described forward and reverse pump that adds by the bypass cleaning hose.
In a preferred embodiment, the diapire of described pond body is the inverted round stage bodily form, and the centre of described pond body diapire is provided with described deposition hole.
In a preferred embodiment, the angle between the vertical sidewall of the diapire of described pond body and described pond body is 135～150 degree.
In a preferred embodiment, the deposition of described pond body hole offers mud discharging mouth, and described mud discharging mouth connects a sludge pump by discharge pipeline.
In a preferred embodiment, the vertical sidewall bottom of described pond body is provided with water and rinses anti-deposition device, and described water rinses anti-deposition device and is connected with described sludge pump by anti-deposition flushing line.
In a preferred embodiment, the roof of described flocculation reaction unit housings is cone shape, and the roof cone angle of described flocculation reaction unit housings is 60～90 degree.
In a preferred embodiment, the vertical sidewall outer surface of described flocculation reaction unit housings radially is interval with a plurality of deflectors.
In a preferred embodiment, the upper end madial wall of described guide shell radially is interval with a plurality of deflectors.
In a preferred embodiment, the swash plate district of described pond body is provided with the plate case, and described plate case has a plurality of inclined holes, and the angle between the vertical sidewall of described inclined hole and described pond body is 30 degree.
Characteristics and the advantage of undercurrent type depositing reservoir of the present utility model are:
One, undercurrent type depositing reservoir of the present utility model, former water with under the angle of rake effect of undercurrent, along guide shell, rise after flocculant mixes, SS in former water and colloid fully contact and form dense flco under the effect of flocculant in the flocculation reaction unit housings with body refuse, the flco generated is deposited in the diapire place of pond body, and isolated clear water rises to the upper area of pond body.Flocculation reaction unit housings and interior guide shell thereof are positioned at the clarification settling zone of pond body, do not take the clear water zone area on body top, pond, are also that the flocculation reaction unit housings is not taken up an area separately, effectively save floor space; In addition, the roof of flocculation reaction unit housings is designed to cone, rate of climb gradient is formed at the top in the clarification settling zone, be convenient to form stable body refuse superposed layer above the diapire of pond body, formed body refuse superposed layer can be held back the flco of generation effectively, therefore, can relatively improve this zone upflow velocity, enhance productivity.The variation strong adaptability of this undercurrent type depositing reservoir to raw water quality and the water yield, stable effluent quality, it is simple in structure, and difficulty of construction is little, and constructions cost is relatively low.In addition, the utility model adopts the undercurrent propeller to complete the processing steps such as mixing, lifting, sludge backflow, has greatly reduced equipment amount, reduces investment outlay and the later maintenance maintenance, and auxiliary equipment is few, without other adding of agents, and characteristics of compact layout, automaticity is high.
Two, undercurrent type depositing reservoir of the present utility model, be provided with forward and reverse pump that adds in the outside of pond body, this forward and reverse pump that adds is connected with the flocculant concentration uniform device by a bypass cleaning hose.This forward and reverse pump that adds injects the flocculant concentration uniform device for the current by the bypass cleaning hose, so that the flocculant concentration uniform device is carried out to forward and reverse flushing, prevents that the situation that the flocculant concentration uniform device stops up from occurring.
Three, undercurrent type depositing reservoir of the present utility model, the water that is arranged on body vertical sidewall bottom, pond rinses anti-deposition device, and the muddy water of getting rid of with sludge pump carries out suitable disturbance to the slime layer of pond body diapire, prevents that the body refuse lamination of pond body diapire from becoming dead mud.
Four, undercurrent type depositing reservoir of the present utility model, be provided with the plate case in the swash plate district of pond body, and a plurality of inclined holes on the plate case can further be caught unprecipitated flco in the clarification settling zone of pond body, improves effluent quality.
The accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, in below describing embodiment, the accompanying drawing of required use is briefly described, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation that Fig. 1 is undercurrent type depositing reservoir of the present utility model.
The flocculation reaction unit housings that Fig. 2 is undercurrent type depositing reservoir of the present utility model and the top view of guide shell.
The specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making under the creative work prerequisite the every other embodiment obtained, and all belong to the scope of the utility model protection.
As shown in Figure 1, the utility model provides a kind of undercurrent type depositing reservoir, and it comprises pond body 1 and undercurrent drive unit 2.Wherein: pond body 1 has vertical sidewall 11 and is connected to the diapire 12 of described vertical sidewall 11 lower ends, described pond body 1 has clarification settling zone, bottom 13 and is positioned at the swash plate district 14 of 13 tops, described clarification settling zone, the bottom of described clarification settling zone 13 is provided with deposition hole 15, be provided with flocculation reaction unit housings 16 in described clarification settling zone 13, described flocculation reaction unit housings 16 has roof 161, the outer rim of described roof 161 axially is connected with vertical sidewall 162, the lower ending opening of described flocculation reaction unit housings 16 downwards; Undercurrent drive unit 2 has guide shell 21, described guide shell 21 is arranged in described flocculation reaction unit housings 16 and is positioned at the top in described deposition hole 15, be connected with a plurality of deflectors 22 between the vertical sidewall 162 of described guide shell 21 and described flocculation reaction unit housings 16, be provided with undercurrent propeller 23 in described guide shell 21, the below of described undercurrent propeller 23 is provided with flocculant concentration uniform device 24 and former water water inlet pipe 3 successively.
Specifically, the clarification settling zone 13 of pond body 1 is for the former water of splendid attire, and former water reacts rear flco, body refuse and the clear water generated with flocculant.Pond body 1 upper end that the vertical sidewall 11 of pond body 1 encloses formation is opening, the radially inside downward-sloping setting of diapire 12 that vertical sidewall 11 lower ends connect, its end is recessed to form deposition hole 15 downwards, thereby an inverted round stage bodily form is formed on the bottom of pond body 1, can make like this to clarify in the flco and the smooth diapire 12 and deposition hole 15 that is precipitated to pond body 1 that glide of body refuse in settling zone 13.In the utility model, the angle μ between the diapire 12 of pond body 1 and the vertical sidewall 11 of pond body 1 is 135～150 degree.
Flocculation reaction unit housings 16 is positioned at clarification settling zone 13, it can be fixedly connected on vertical sidewall 11 inner surfaces of pond body 1 by attaching parts (not shown)s such as connecting rods, flocculation reaction unit housings 16 is cylinder barrel shaped substantially, the vertical sidewall 162 that it has roof 161 and is connected to roof 161 outer rims, the diapire 12 of the lower ending opening of flocculation reaction unit housings 16 and pond body 1 has certain distance.In the utility model, the roof 161 of flocculation reaction unit housings 16 is cone shape, its taper angle theta is 60～90 degree, the roof 161 of this flocculation reaction unit housings 16 is designed to cone shape, can make the fluid that is positioned at flocculation reaction unit housings 16 tops form velocity gradient, be conducive to the formation of superposed layer and stablize, and avoiding the situation of deposition to occur.
The guide shell 21 of undercurrent drive unit 2 is arranged in flocculation reaction unit housings 16 and is positioned at the top in deposition hole 15, please coordinate and consult shown in Fig. 2, guide shell 21 is cylinder barrel shaped substantially, it has flow-guiding channel 211, undercurrent propeller 23, flocculant concentration uniform device 24 and former water water inlet pipe 3 are successively set in the flow-guiding channel 211 of guide shell 21 from top to bottom, wherein, undercurrent propeller 23 adds for the autoflocculation agent that will be positioned at its below the flocculant that uniform device 24 is thrown in, the former water flowed into from former water water inlet pipe 3, and the body refuse in deposition hole 15 upwards is promoted to the upper end of flow-guiding channel 211 from the lower end of flow-guiding channel 211, and further make it to mix.
Further, the outer surface of the vertical sidewall 162 of flocculation reaction unit housings 16 radially is radial a plurality of deflectors 163 that are interval with, and those deflectors 163 are for reducing the disturbance to the fluid of the outflow of the annular space between autoflocculation reaction member housing 16 and guide shell 21; In addition, the upper end madial wall of guide shell 21 radially is radial a plurality of deflectors 212 that are interval with, and those deflectors 212 are even for the fluid flow fields of guide shell 21 internal upper parts that make to flow through.
The process that the utility model is clarified former water is as follows: at first, pass into former water from former water water inlet pipe 3, the autoflocculation agent adds uniform device 24 and throws in flocculant, start undercurrent propeller 23, now, the body refuse of flocculant and former water and clarification settling zone 13 bottoms flow-guiding channel 211 along guide shell 21 under the effect of undercurrent propeller 23 rises, and turn back and enter in the annular space between guide shell 21 and flocculation reaction unit housings 16, then from the bottom opening of flocculation reaction unit housings 16, enter the bottom of clarification settling zone 13.Wherein, the solid particle suspended in former water and colloid and flocculant mix rising the flow-guiding channel 211 of guide shell 21 is interior, a plurality of deflectors 212 in flow-guiding channel 211 can play the effect of uniform flow field, those compounding substances are turned back to enter in the annular space between guide shell 21 and flocculation reaction unit housings 16 and are carried out flocculation reaction, what after flocculation reaction, generate is larger, flco separates with clear water uniformly, precipitation, wherein clear water is gathered in clarification 13 top, settling zone, remaining flco forms stable slime layer above the diapire 12 of pond body 1, further to hold back the little flco of rising.Circulation and so forth, former water and flocculant are constantly flocculated interior mixed being incorporated in the annular space between guide shell 21 and flocculation reaction unit housings 16 of guide shell 21, the body refuse generated after reaction be deposited in pond body 1 diapire 12 and under slide in deposition hole 15, those part body refuses that are deposited in pond body 1 bottom also can participate in mixing and flocculation reaction in the mixing of follow-up former water and flocculant.
Undercurrent type depositing reservoir of the present utility model, former water is mixed in guide shell 21 with flocculant, and carry out flocculation reaction in the annular space between guide shell 21 and flocculation reaction unit housings 16, the flco generated is deposited in diapire 12 places of pond body 1, and isolated clear water rises to the upper area of clarification settling zone 13.Flocculation reaction unit housings 16 and interior guide shell 21 thereof are positioned at the clarification settling zone 13 of pond body 1, do not take the clear water zone area on clarification 13 tops, settling zone, are also that flocculation reaction unit housings 16 is not taken up an area separately, effectively save floor space; In addition, the cone shape design of the roof 161 of flocculation reaction unit housings 16 forms rate of climb gradient in clarification settling zone 13, be convenient to form stable body refuse superposed layer above the diapire 12 of pond body 1, formed body refuse superposed layer can be held back the flco of generation effectively, therefore, can relatively improve this zone upflow velocity, enhance productivity.The variation strong adaptability of this undercurrent type depositing reservoir to raw water quality and the water yield, stable effluent quality, it is simple in structure, and difficulty of construction is little, and constructions cost is relatively low.In addition, the utility model adopts single undercurrent type propeller 23 to provide power for promoting, mix, refluxing, complete mixing, lifting and sludge backflow process, greatly reduced equipment amount, reduce investment outlay and the later maintenance maintenance, auxiliary equipment is few, without other adding of agents, characteristics of compact layout, automaticity is high.
According to an embodiment of the present utility model, the outside of described pond body 1 is provided with forward and reverse pump 4 that adds, and described flocculant concentration uniform device 24 is connected with described forward and reverse pump 4 that adds by bypass cleaning hose 41.This forward and reverse pump 4 that adds injects flocculant concentration uniform device 24 for the current by bypass cleaning hose 41, so that flocculant concentration uniform device 24 is carried out to forward and reverse flushing, prevents that the situation that flocculant concentration uniform device 24 stops up from occurring.
According to an embodiment of the present utility model, the deposition of described pond body 1 hole 15 offers mud discharging mouth 151, and described mud discharging mouth 151 connects a sludge pump 5 by discharge pipeline 51.When sludge pump 5 is opened, the body refuse in deposition hole 15 is disposed to pond body 1 outside through discharge pipeline 51.
Further, vertical sidewall 11 bottoms of described pond body 1 are provided with water and rinse anti-deposition device 6, and described water rinses anti-deposition device 6 and is connected with described sludge pump 5 by anti-deposition flushing line 61.
When sludge pump 5 is opened, part prevents that containing body refuse water warp deposition flushing line 61 is back to water and rinses in anti-deposition device 6 through discharge pipeline 51 discharges, open water rinses anti-deposition device 6, and the slime layer of pond body 1 diapire 12 is carried out to suitable disturbance, prevents that the body refuse lamination of pond body 1 diapire 12 from becoming dead mud.
According to an embodiment of the present utility model, the swash plate district 14 of described pond body 1 is provided with plate case 7, and described plate case 7 has a plurality of inclined holes 71, and the angle between the vertical sidewall 11 of described inclined hole 71 and described pond body 1 is 30 degree.Specifically, plate case 7 is arranged on the swash plate district 14 of pond body 1, be also, plate case 7 is positioned at the top of the clarification settling zone 13 of pond body 1, and the angle between the sidewall 11 of its a plurality of inclined holes 71 and pond body 1 is 30 degree, is also, the axis of inclined hole 71 and vertical direction are 30 degree angles and arrange, the cross section of inclined hole 71 is hexagon or ellipse, and those inclined holes 71 can further be caught the interior unprecipitated flco in clarification settling zone 13, to improve effluent quality.
The foregoing is only several embodiment of the present utility model, those skilled in the art can carry out various changes or modification and not break away from spirit and scope of the present utility model the utility model embodiment according to the disclosed content of application documents.
Claims (10)
1. a undercurrent type depositing reservoir, is characterized in that, described undercurrent type depositing reservoir comprises:
The pond body, the diapire that it has vertical sidewall and is connected to described vertical sidewall lower end, described pond body has clarification settling zone, bottom and is positioned at the swash plate district of top, described clarification settling zone, the bottom of described clarification settling zone is provided with the deposition hole, described clarification is provided with the flocculation reaction unit housings in settling zone, described flocculation reaction unit housings has roof, and the outer rim of described roof axially is connected with vertical sidewall, the lower ending opening of described flocculation reaction unit housings downwards;
The undercurrent drive unit, it has guide shell, described guide shell is arranged in described flocculation reaction unit housings and is positioned at the top in described deposition hole, be connected with a plurality of deflectors between the vertical sidewall of described guide shell and described flocculation reaction unit housings, be provided with the undercurrent propeller in described guide shell, the angle of rake below of described undercurrent is provided with flocculant concentration uniform device and former water water inlet pipe successively.
2. undercurrent type depositing reservoir as claimed in claim 1, is characterized in that, the outside of described pond body is provided with forward and reverse pump that adds, and described flocculant concentration uniform device is connected with described forward and reverse pump that adds by the bypass cleaning hose.
3. undercurrent type depositing reservoir as claimed in claim 1, is characterized in that, the diapire of described pond body is the inverted round stage bodily form, and the centre of described pond body diapire is provided with described deposition hole.
4. undercurrent type depositing reservoir as claimed in claim 3, is characterized in that, the angle between the vertical sidewall of the diapire of described pond body and described pond body is 135～150 degree.
5. undercurrent type depositing reservoir as claimed in claim 1, is characterized in that, the deposition hole of described pond body offers mud discharging mouth, and described mud discharging mouth connects a sludge pump by discharge pipeline.
6. undercurrent type depositing reservoir as claimed in claim 5, is characterized in that, the vertical sidewall bottom of described pond body is provided with water and rinses anti-deposition device, and described water rinses anti-deposition device and is connected with described sludge pump by anti-deposition flushing line.
7. undercurrent type depositing reservoir as claimed in claim 1, is characterized in that, the roof of described flocculation reaction unit housings is cone shape, and the roof cone angle of described flocculation reaction unit housings is 60～90 degree.
8. undercurrent type depositing reservoir as claimed in claim 1, is characterized in that, the vertical sidewall outer surface of described flocculation reaction unit housings radially is interval with a plurality of deflectors.
9. undercurrent type depositing reservoir as claimed in claim 1, is characterized in that, the upper end madial wall of described guide shell radially is interval with a plurality of deflectors.
10. undercurrent type depositing reservoir as claimed in claim 1, is characterized in that, the swash plate district of described pond body is provided with the plate case, and described plate case has a plurality of inclined holes, and the angle between the vertical sidewall of described inclined hole and described pond body is 30 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320366162 CN203355389U (en) | 2013-06-25 | 2013-06-25 | Underflow type clarifying pond |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320366162 CN203355389U (en) | 2013-06-25 | 2013-06-25 | Underflow type clarifying pond |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203355389U true CN203355389U (en) | 2013-12-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320366162 Expired - Fee Related CN203355389U (en) | 2013-06-25 | 2013-06-25 | Underflow type clarifying pond |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203355389U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103341278A (en) * | 2013-06-25 | 2013-10-09 | 北京市自来水集团有限责任公司技术研究院 | Underflow type sedimentation basin |
| CN111056722A (en) * | 2018-10-17 | 2020-04-24 | 中电建生态环境集团有限公司 | Sludge treatment equipment |
-
2013
- 2013-06-25 CN CN 201320366162 patent/CN203355389U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103341278A (en) * | 2013-06-25 | 2013-10-09 | 北京市自来水集团有限责任公司技术研究院 | Underflow type sedimentation basin |
| CN111056722A (en) * | 2018-10-17 | 2020-04-24 | 中电建生态环境集团有限公司 | Sludge treatment equipment |
| CN111056722B (en) * | 2018-10-17 | 2024-03-19 | 中电建生态环境集团有限公司 | Sludge treatment equipment |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131225 |