CN208065845U - Combined-flow self-cleaning inclined tube or inclined-plate clarifying basin - Google Patents
Combined-flow self-cleaning inclined tube or inclined-plate clarifying basin Download PDFInfo
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- CN208065845U CN208065845U CN201820347868.2U CN201820347868U CN208065845U CN 208065845 U CN208065845 U CN 208065845U CN 201820347868 U CN201820347868 U CN 201820347868U CN 208065845 U CN208065845 U CN 208065845U
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- pond body
- inclined tube
- packing layer
- tube
- plate
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Abstract
The utility model belongs to a kind of combined-flow self-cleaning inclined tube or inclined-plate clarifying basin, by pond body, inclined tube or inclined plate packing layer and effluent trough are formed, the lower end of pond body is in inverted trapezoidal, the lower section of effluent trough and effluent weir is inclined tube or inclined plate packing layer, the lower end of flow distribution plate extends to the middle part of pond body, gap between the lower end and pond body of flow distribution plate is Disengagement zone entrance, Disengagement zone entrance communicates space in the pond body below inclined tube or inclined plate packing layer, it is equipped with three backwash air hoses side by side in interval in pond body below inclined tube or inclined plate packing layer, the input end of every backwash air hose is respectively equipped with air intake control valve, each backwash air hose communicates air pump by respective air intake control valve, on backwash air hose venthole is equipped in spacing distance.The utility model effectively can carry out compound flow cleaning to the surface sludge of inclined tube or inclined plate packing layer, have reasonable in design, and disposal costs are low, the advantage that speed is fast and the uniform mud-water separation effect of overcurrent is good.
Description
Technical field
The utility model belongs to a kind of combined-flow self-cleaning inclined tube or inclined-plate clarifying basin.
Background technology
The widely used sedimentation basin of existing water treatment field is inclined tube or inclined-plate clarifying basin, and this sedimentation basin utilizes the very shallow pond in Kazakhstan
Principle carries out the mud-water separation processing of sewage.In practical applications, since sludge is often on the surface of inclined tube or inclined plate packing layer
Adventitious deposit gets off, and to make the cross-section of river of filter layer reduce, and then the effluent characteristics of filter layer is caused to be greatly lowered.
Especially use this sedimentation basin as the secondary sedimentation tank in waste water processes in use, sludge blockage filter layer
Influence be especially apparent, blocking filter layer can cause entire sewage disposal system can not be made flat because manual cleaning workload is huge
Steady operation.Especially when biochemical system is caused sludge settling property bad by impact, not only filtering effluent quality can be serious
It is exceeded, it also causes a large amount of race mud (sludge of blocking goes out sedimentation basin with filtered water stream) and biochemical treatment system is made to collapse, or even also
The accident that inclined tube or inclined plate filter layer filler can be caused to collapse, seriously affects the safe and stable operation of entire water system, to tight
Use of this kind of sedimentation basin as secondary sedimentation tank after biochemical wastewater treatment is affected again.
Present inclined tube or inclined-plate clarifying basin periodically must be cleaned manually in actual moving process, and the mode of cleaning is regular
Sedimentation basin is stopped transport, its interior water is bled off, is then carefully cleaned with giant by worker, by sludge and filter layer point
From cleaning waste water need to be handled by sewage.This method for cleaning speed is slow, it is laborious, of high cost to take a lot of work.Solve inclined tube or inclined plate
The deposition of packing layer and its washing problems are always one of the greatest problem that annoying inclined tube or inclined-plate clarifying basin application.
On the other hand, inclined tube or inclined-plate clarifying basin exist another problem is that, into the sewage in sedimentation basin, it is difficult to uniform flow
Through inclined tube or inclined plate packing layer, effluent quality is caused to be deteriorated.
Invention content
The purpose of this utility model is a kind of combined-flow self-cleaning inclined tube of design or inclined-plate clarifying basin, can effectively to inclined tube or
The surface sludge of inclined plate packing layer carries out compound flow cleaning, has reasonable in design, and disposal costs are low, and speed is fast and mistake
Flow the good advantage of uniform mud-water separation effect.
For this reason, the utility model is made of pond body, inclined tube or inclined plate packing layer and effluent trough.In the bottom side of the wall of pond body
If the sludge pipe with spoil disposal control valve.Flow distribution plate separates pond body inner upper space, and space is by matching in the outside pond body of flow distribution plate
Mill weir is divided to form distributing channel and water distributing area, and the water inlet pipe with water inlet control valve communicates the interior lower end of distributing channel.Flow distribution plate
The top in inside pond body space is effluent trough and effluent weir, goes out bucket and communicates effluent trough, one end of outfall sewer communicates out bucket
Interior lower end, the scum pipe of the other end parallel connection of outfall sewer with deslagging pipe valve and the outlet pipe with water outlet pipe valve.Water outlet
The lower section of slot and effluent weir is inclined tube or inclined plate packing layer.The lower end of flow distribution plate extends to the middle part of pond body, the lower end of flow distribution plate
Gap between pond body is Disengagement zone entrance, and Disengagement zone entrance communicates space in the pond body below inclined tube or inclined plate packing layer.
It is equipped with three backwash air hoses, the input end point of every backwash air hose side by side in interval in pond body below inclined tube or inclined plate packing layer
Not She You air intake control valve, each backwash air hose communicates air pump by respective air intake control valve, is in spacing distance on backwash air hose
Equipped with venthole.
The several finned tubes communicated with backwash air hose, finned tube and backwash air hose are equipped on the backwash air hose in spacing distance
It is vertically arranged, venthole is equipped in spacing distance on finned tube.The lower end of the pond body is in inverted trapezoidal.The pond body upper surface
Higher than with mill weir upper surface.The effluent trough of the pond body, effluent weir and goes out the upper surface of bucket and be less than and match mill weir upper surface.
Above structure has reached the purpose of this utility model.
The utility model effectively can carry out compound flow cleaning to the surface sludge of inclined tube or inclined plate packing layer, have structure
Reasonable design, disposal costs are low, the advantage that speed is fast and the uniform mud-water separation effect of overcurrent is good.
The utility model has the beneficial effects that：
（1）Sewage containing sludge close with activated sludge property passes through the processing of the utility model, goes out aqueous suspension,
It is exactly the SS often said, is no more than 5mg/L, the far superior to 25mg/L of two sedimentation basin of conventional radial flow.Due to giving full play to
Inclined tube or the efficient feature of inclined-plate clarifying basin make the occupation of land of two sedimentation basins be reduced to original compared with two sedimentation basin of radial-flow
1/4 or so.
（2）The utility model is compared with common inclined-tube or inclined-plate clarifying basin, in terms of detaching inorganic sludge, due to increasing
Perpendicular stream section, that is, the process of contact flocculation is increased, make to enter inclined tube or the sludge concentration of inclined plate packing layer significantly reduce,
So as to increase considerably the surface loading of inclined tube or inclined plate packing layer, 25m/h is reached as high as, in same treatment effect situation
Under, pond body can be made to take up an area and save 50% or more.Under conditions of same floor space and treating capacity, it is ensured that water outlet SS is no more than
3mg/L, in conjunction with sludge reflux technology, it can be ensured that delivery turbidity is no more than 1NTU.
（3）The utility model thoroughly solves the problems, such as filler cleaning, and sewage is not generated in cleaning process, eliminates
Clean the reprocessing problem of waste water.
（4）Thoroughly solve the problems, such as inclined tube or the cleaning of inclined plate packing layer due to of the invention so that the inclined tube of more pipe with small pipe diameter or
More platelet away from inclined plate use be possibly realized in mud-water separation field, further promoted mud-water separation efficiency, use Water warfare
Water quality is improved.
Description of the drawings
Fig. 1 is the overlooking structure diagram of the utility model.
Fig. 2 is the A-A cross-sectional views of Fig. 1.
Specific implementation mode
As shown in Figure 1 to Figure 2, a kind of combined-flow self-cleaning inclined tube or inclined-plate clarifying basin, are filled out by pond body 22, inclined tube or inclined plate
The bed of material 10 and effluent trough 13 are formed.The lower end of pond body is in inverted trapezoidal, in order to which sludgd deposition is concentrated.In the bottom side of the wall of pond body
If the sludge pipe 19 with spoil disposal control valve 18.Sludge pipe is connected to suction pump.Flow distribution plate 23 separates pond body inner upper space.Institute
The pond body upper surface stated, which is higher than, matches mill weir upper surface.
Space forms distributing channel 2 and water distributing area 4 by matching the segmentation of mill weir 3 in the outside pond body of flow distribution plate, carries into water management
The water inlet pipe 25 of valve 1 communicates the interior lower end of distributing channel.
The top in the inside pond body space of flow distribution plate is effluent trough and effluent weir 12.Go out bucket 14 and communicate effluent trough, is discharged
One end of manifold 26 communicates out the interior lower end of bucket, and the other end parallel connection of outfall sewer carries 27 He of scum pipe of deslagging pipe valve 21
Outlet pipe 28 with water outlet pipe valve 20.The lower section of effluent trough and effluent weir is inclined tube or inclined plate packing layer 10.I.e.：Inclined tube is oblique
Plate packing layer transverse horizontal is set to pond body space face on the inside of the flow distribution plate below effluent trough and effluent weir.
The lower end of flow distribution plate extends to the middle part of pond body, and the gap between the lower end and pond body of flow distribution plate is Disengagement zone entrance
5, Disengagement zone entrance communicates space in the pond body below inclined tube or inclined plate packing layer.It is empty in the pond body of inclined plate packing filter layer lower end
Between flow direction (shown in arrow in figure) areas Fen Shuliu 8, advection area 7 and sludge condensation area 6 successively from top to bottom.Sewage
Downward through water distributing area from distributing channel, from Disengagement zone, entrance enters space in the pond body below inclined tube or inclined plate packing layer, is formed in
Separating spiral-flow, it is ensured that sewage uniformly flows upwardly through the packing layer below inclined tube or inclined plate packing layer, forms clear water, clear water into
Enter the clear water zone 11 above inclined tube or inclined plate packing layer, clear water is again after each effluent weir 12 is collected to effluent trough through going out in clear water zone
Bucket flows out sedimentation basin, reprocessing.Sludge then sinks to sludge condensation area.
It is equipped with three backwash air hoses, every backwash air hose 9 side by side in interval in pond body below inclined tube or inclined plate packing layer
Input end be respectively equipped with air intake control valve, each backwash air hose communicates air pump by respective air intake control valve, on backwash air hose
It is equipped with venthole in spacing distance.It can be according to size, by the horizontal plane in space in the pond body below inclined tube or inclined plate packing layer
Integral is that three subregions side by side are：The input end of first backwash air hose is controlled by the first air intake control valve 15, is located at first point
Area；The input end of second backwash air hose is controlled by the second air intake control valve 16, is located at the second subregion；The import of third backwash air hose
End is controlled by third air intake control valve 17, is located at third subregion.Each subregion is in the same plane.
The several finned tubes 24 communicated with backwash air hose, finned tube and backwash are equipped on each backwash air hose in spacing distance
Air hose is vertically arranged, and venthole is equipped in spacing distance on finned tube.
The effluent trough of the pond body, effluent weir and goes out the upper surface of bucket and be less than and match mill weir upper surface.
In use, opening water outlet pipe valve 20, opening water inlet control valve 1 makes water containing dirt initially enter water distribution from water inlet pipe 25
Then canal enters water distributing area by influent weir.In water distributing area, water containing dirt erects stream and is slowly declined to Disengagement zone entrance, then water
Advection enters the advection area 7 above sludge condensation area, and water containing dirt carries out first time mud-water separation under slow bottom horizontal flow sheet, easily
In separation sludge in the sludge condensation area that this stage sinks to pond body lower end.Ascending current is upwardly into the areas Shu Liu, perpendicular
Area is flowed, the residual sludge that fair current rises in the sludge and sewage declined is slid via the inclined plate of lower part in inclined tube or inclined plate packing layer
Suspended sludge layer is formed, contained sludge flco is in contact flocculation, most of suspended sludge with suspended sludge layer in flow
It will be blocked, and carry out second of mud-water separation, be not easy to obtain significantly in this stage in the sludge that advection area settles
Separation, is dropped through advection area and enters sludge condensation area.By the sewage of suspended sludge layer carry a small amount of flco continue to rise into
Enter inclined tube or inclined plate packing layer, carries out third time mud-water separation, it is difficult to which the sludge of sedimentation is removed herein.Into lower part sludge
The sludge of enrichment region enters compression precipitating process, and by precipitating squeezing action, a part of water is extruded, and the concentration of sludge blanket is substantially
Degree improves, and can start slush pump at this time, opens spoil disposal control valve 18 and pond body is discharged from sludge pipe 19 in sludge.Clear water is then through inclined tube
Or the clear water zone on inclined plate packing layer top enters effluent weir, again from outfall sewer, outlet pipe after effluent trough 13 collects bucket
With water outlet pipe valve, pond body is sent out.
When pond body operation after a certain period of time, sludgd deposition can occur in inclined tube or inclined plate packing layer, need to inclined tube or tiltedly
When plate packing layer is cleaned to ensure effluent quality, cleaning process is carried out by following programs：
First, stop sedimentation basin water inlet, i.e.,：Water inlet control valve 1 is closed, and sludge pipe 19 is kept to draw water, waits for water level decreasing
When to inclined tube or inclined plate packing layer upper limb 0.3m, the spoil disposal control valve on sludge pipe is closed.Booster air pump, while three will be controlled
Each air intake control valve of backwash air hose is opened, and air-flow enters inclined tube from the venthole on each backwash air hose and its finned tube or inclined plate is filled out
In the water in pond body below the bed of material, band bubble boiling-like flow is formed, preliminary air-water connection is carried out to inclined tube or inclined plate packing layer
Conjunction is washed, and 3min is continued.
Then, the air intake control valve on the first backwash air hose of the first subregion is closed, the backwash air hose of other 2 subregions is made
It continues to run with, since the first subregion is inner lead, inner lead horizontal plane is less than the boiling-like flow plane of other 2 subregions, and in addition 2
The boiling-like flow of a subregion can be from top to bottom returned through the first subregion below inclined tube or inclined plate packing layer, to realize to first
Inclined tube or inclined plate packing layer in subregion are reversely washed（At this moment the inclined tube of another 2 subregions or inclined plate packing layer are still in gas-
Water combines the state of washing, i.e. boiling-like flow rinses the packing layer from inclined tube or inclined plate packing layer lower end to upper end, for positive water
It washes.）, continue 3min.
Hereafter, it is then turned on the first divisional air admission control valve, it is open state to keep the air intake control valve of third subregion, is closed
The air inlet intake valve of second subregion, inclined tube or inclined plate packing layer to the second subregion are reversely washed, after continuing 3 min.Again
The air intake control valve of the second subregion is opened, the air inlet intake valve of third subregion is closed, to the inclined tube or inclined plate packing of third subregion
Layer is reversely washed, and 3min is continued.
Spoil disposal control valve is opened, slush pump is started, pond body is discharged from sludge pipe in sludge.Simultaneously close off whole air inlet controls
Valve closes spoil disposal control valve when the water surface drops to 0.05m or so under backwash air hose in pond body, stands 15min or so.
When making that water sludge interface drops to the lower part in the areas Shu Liu in pond body, it is then turned on water inlet control valve 1 and water outlet pipe valve, makes sedimentation basin again
Start to put into operation, entire backwash process about 45min or so.Each time in whole process can carry out according to debugging result
Scene setting.
When be enriched on the water surface in pond body a certain amount of dross need removal when, into upstream face deslagging pattern：It is first shut off out
Water pipe valve makes the water surface in pond body rise to the level for being higher by effluent weir 0.05m, then opens deslagging pipe valve 21, makes scum pipe 27
In open state, whole air intake control valves can be opened when needing, and to gas injection in each backwash air hose, so that dross is entered and are collected water outlet
After bucket pond body is sent out from outfall sewer, scum pipe and deslagging pipe valve again.After a certain time, dross empty after, orderly close-down into
Gas control valve closes deslagging pipe valve, opens water outlet pipe valve and outlet pipe, and sedimentation basin is made to restore normal operating condition.
In short, the utility model effectively can carry out compound flow cleaning, tool to the surface sludge of inclined tube or inclined plate packing layer
Have reasonable in design, disposal costs are low, and the advantage that speed is fast and the uniform mud-water separation effect of overcurrent is good can be promoted the use of.
Claims (5)
1. a kind of combined-flow self-cleaning inclined tube or inclined-plate clarifying basin are made of pond body, inclined tube or inclined plate packing layer and effluent trough,
It is characterized in that：The sludge pipe with spoil disposal control valve is set in the bottom side of the wall of pond body, flow distribution plate separates pond body inner upper space,
Space, which is divided by matching mill weir, in the outside pond body of flow distribution plate forms distributing channel and water distributing area, carries the water inlet pipe phase of water inlet control valve
The top of the interior lower end of wildcard water channel, the inside pond body space of flow distribution plate is effluent trough and effluent weir, goes out bucket and communicates effluent trough,
One end of outfall sewer communicates out the interior lower end of bucket, and the other end parallel connection of outfall sewer carries the scum pipe and band of deslagging pipe valve
There is the outlet pipe of water outlet pipe valve, the lower section of effluent trough and effluent weir is inclined tube or inclined plate packing layer, and the lower end of flow distribution plate extends to
The middle part of pond body, the gap between the lower end and pond body of flow distribution plate is Disengagement zone entrance, and Disengagement zone entrance communicates inclined tube or inclined plate
It is equipped with three backwash wind side by side in interval in pond body below space in pond body below packing layer, inclined tube or inclined plate packing layer
Pipe, the input end of every backwash air hose are respectively equipped with air intake control valve, and each backwash air hose is communicated by respective air intake control valve
Air pump is equipped with venthole on backwash air hose in spacing distance.
2. combined-flow self-cleaning inclined tube as described in claim 1 or inclined-plate clarifying basin, it is characterised in that：The backwash wind
Guan Shangcheng spacing distances are equipped with the several finned tubes communicated with backwash air hose, and finned tube is vertically arranged with backwash air hose, between being on finned tube
Gauge is from equipped with venthole.
3. combined-flow self-cleaning inclined tube as described in claim 1 or inclined-plate clarifying basin, it is characterised in that：The pond body
Lower end is in inverted trapezoidal.
4. combined-flow self-cleaning inclined tube as described in claim 1 or inclined-plate clarifying basin, it is characterised in that：In the pond body
End face, which is higher than, matches mill weir upper surface.
5. combined-flow self-cleaning inclined tube as described in claim 1 or inclined-plate clarifying basin, it is characterised in that：The pond body
Effluent trough, effluent weir and go out bucket upper surface be less than match mill weir upper surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820347868.2U CN208065845U (en) | 2018-03-14 | 2018-03-14 | Combined-flow self-cleaning inclined tube or inclined-plate clarifying basin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820347868.2U CN208065845U (en) | 2018-03-14 | 2018-03-14 | Combined-flow self-cleaning inclined tube or inclined-plate clarifying basin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208065845U true CN208065845U (en) | 2018-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820347868.2U Expired - Fee Related CN208065845U (en) | 2018-03-14 | 2018-03-14 | Combined-flow self-cleaning inclined tube or inclined-plate clarifying basin |
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| Country | Link |
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| CN (1) | CN208065845U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108379885A (en) * | 2018-03-14 | 2018-08-10 | 王金 | A kind of detention tank and its combined-flow are from clear method |
-
2018
- 2018-03-14 CN CN201820347868.2U patent/CN208065845U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108379885A (en) * | 2018-03-14 | 2018-08-10 | 王金 | A kind of detention tank and its combined-flow are from clear method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211125 Address after: 1403, Block E, China Railway Construction Plaza, No. 19, Beiyuan East Road, Chaoyang District, Beijing 100012 Patentee after: Wang Xingwen Patentee after: SHENYANG BRANCH OF CHINA NATIONAL PETROLEUM CORPORATION NORTHEAST REFINING & CHEMICAL ENGINEERING Co.,Ltd. Address before: 100101 507, block C, building 1, Beiyuan Road, Chaoyang District, Beijing Patentee before: Wang Jin |
|
| 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: 20181109 |