CN209468166U - A kind of sewage recycling treatment system - Google Patents
A kind of sewage recycling treatment system Download PDFInfo
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- CN209468166U CN209468166U CN201821584864.2U CN201821584864U CN209468166U CN 209468166 U CN209468166 U CN 209468166U CN 201821584864 U CN201821584864 U CN 201821584864U CN 209468166 U CN209468166 U CN 209468166U
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Abstract
The utility model relates to a kind of sewage recycling treatment systems, may include high efficiency clarification tank.High efficiency clarification tank may include the first coagulating basin, the second coagulating basin, flocculation basin and sedimentation basin.Sewage can successively pass through the first coagulating basin, the second coagulating basin, flocculation basin and sedimentation basin in sewage disposal process.Wherein, sewage recycling treatment system can also include sludge reflux pump, and sludge reflux pump can mix at least part sludge for being deposited in the bottom of sedimentation basin by the water inlet pipe that mud return line is sent to the first coagulating basin with raw water.Preferably, the bottom another part sludge for being deposited in sedimentation basin can be sent in mud pit by sludge lifting pump.Sludge a part squeezes into the reflux of the first coagulating basin of front end by sludge reflux pump, it is provided by sludge reflux and agglomerates core, increases reaction zone concentration of suspension, strengthens flocculating effect while having recycled part medicament to give full play to the effect of medicament, the utilization rate for improving medicament, has saved economic cost.
Description
Technical field
The utility model relates to water treatment field more particularly to a kind of sewage recycling treatment systems.
Background technique
Middle water be primarily referred to as the water standard that urban industry sewage, sanitary sewage or rainwater reach certain after treatment,
The water that can be reused in a certain range, water quality is between upper water and between being lauched.Many is faced with seriously in the world at present
The country of water crisis is all actively utilizing municipal sewage, is developed and used municipal sewage as second water source, and obtained
Successful experience.
Conventional coagulation-settlement process refers to coagulation-precipitating-filtering-disinfection, and the purpose is to remove oil removal, turbidity and kill
Bacterium, the technique can remove organic pollutant, turbidity, phosphorus and nitrogen etc. to a certain extent.But to the removal rate of dissolved matter compared with
It is low, while being also difficult to completely remove disease caused by infectious water pathogenic microorganism, poisonous and harmful trace contaminant and eco-toxicity etc..And efficiently soften
Unit is cooperated using high efficiency clarification tank and sand filter, reduces hardness, COD, colloid and suspended matter etc. by physical-chemical reaction.
Disclose a kind of multistage dirty water clarifying basin in Publication No. CN205683680U patent document, including main defecation pond and
Point clarifying basin, it is described that clarifying basin is divided to be located at main defecation pond lower right, the main defecation pond and equal level in clarifying basin is divided to be equipped with
Strainer is located at below filter screen on the left side wall of the main defecation pond and is equipped with water inlet pipe, and is located at filtering on the right side wall of main defecation pond
Online side is equipped with water outlet, described to divide in clarifying basin inner left wall the panel for being equipped with channel steel shape vertically, and the panel top extends
It is covered on to main defecation pond right side wall and by water outlet, and panel and main defecation pond right side wall and divides clarifying basin inner left wall three
Between structure have intake tunnel, be plugged with filter mechanism in the intake tunnel, and filter mechanism top and the card that is located at panel top
Seat is fixedly connected, described to divide in clarifying basin also vertically equipped with J-type drinking-water pipe.However, this patent cannot effectively be come reuse medicament
Reduce cost.
Utility model content
For the deficiencies of the prior art, the utility model provides a kind of sewage recycling treatment system, may include efficient
Clarifying basin, the high efficiency clarification tank includes the first coagulating basin, the second coagulating basin, flocculation basin and sedimentation basin, in sewage disposal process
Sewage successively passes through first coagulating basin, second coagulating basin, the flocculation basin and the sedimentation basin, wherein the dirt
Water recycling processing system further includes sludge reflux pump, and the sludge reflux pump will be deposited at least the one of the bottom of the sedimentation basin
Partial sludge is mixed by the water inlet pipe that mud return line is sent to the first coagulating basin with raw water.
According to a preferred embodiment, flowmeter, the sludge are provided on the mud return line for conveying sludge
Reflux pump and the flowmeter are electrically connected to controller.
According to a preferred embodiment, the middle part of sedimentation basin position on the upper side is equipped with inclined tube, and dirty impurities in water is oblique
Aggregation forms alumen ustum and the basal sliding along the inner wall of the inclined tube towards the sedimentation basin in pipe.
According to a preferred embodiment, the inclined tube by several plumbing arrangements and connect form, the pipe fitting it is transversal
Face shape is rectangle, hexagon or octagon.
According to a preferred embodiment, the inclined tube, which is provided with, can make sediment slip down to unconnected area and drop into down
Unconnected area in the pipe fitting of side.
According to a preferred embodiment, the softening agent storage tank equipped with sodium hydroxide and/or sodium carbonate is thrown by softening agent
Add pump connect with the sedimentation basin, the coagulant storage tank equipped with coagulant by coagulant dosage pump respectively with second coagulation
Pond and/or first coagulating basin connection, the flocculant storage tank equipped with flocculant pass through flocculant concentration pump and the flocculation basin
Connection.
According to a preferred embodiment, in first coagulating basin, second coagulating basin and the flocculation basin respectively
Equipped with mixing agitator, coagulation blender and flocculation stirring device.
According to a preferred embodiment, the sewage recycling treatment system further includes former pond, intermediate pool, the first sand
Filter tank, the second sand filter and water purifying tank, wherein the former pond is by being provided with the first pipe and described the of raw water elevator pump
The water inlet pipe of one coagulating basin connects, and the outlet pipe of the sedimentation basin is connect by second pipe with the intermediate pool, it is described in
Between pond connect by being provided with the third pipeline of the first intermediate lift pump with first sand filter, first sand filter
Bottom water outlet is connect by being provided with the 4th pipeline of the second intermediate lift pump with second sand filter, second sand filtration
The bottom water outlet in pond is connect by the 5th pipeline with the water purifying tank, and the water purifying tank is connect with the 6th pipeline.
According to a preferred embodiment, first sand filter is provided with the first filter layer and can support described
First supporting layer of one filter layer, second sand filter are provided with the second filter layer and can support second filter layer
The second supporting layer.
According to a preferred embodiment, the sewage recycling treatment system is arranged in container.
The utility model at least has following advantageous effects:
(1) this sewage recycling treatment system can be effectively reduced dirty Organic substance in water, colloid, suspension finely particulate etc.
The content of impurity；
(2) sludge a part squeezes into the reflux of the first coagulating basin of front end by sludge reflux pump, is provided by sludge reflux solidifying
The poly-nuclear heart increases reaction zone concentration of suspension, strengthens flocculating effect while having recycled part medicament to give full play to medicine
The effect of agent improves the utilization rate of medicament, has saved economic cost.
Detailed description of the invention
Fig. 1 is preferably a kind of structural schematic diagram of sewage recycling treatment system of the utility model；
Fig. 2 is each module connection relationship diagram of preferably a kind of sewage recycling treatment system of the utility model；
Fig. 3 is the schematic front view of a preferred embodiment of inclined tube；
Fig. 4 is the schematic top plan view of a preferred embodiment of inclined tube；
Fig. 5 is the schematic top plan view of another preferred embodiment of inclined tube；With
Fig. 6 is the module connection relationship diagram of sludge reflux pump, flowmeter and controller.
Reference signs list
1: 2: the first sand filter of high efficiency clarification tank, 3: the second sand filter
4: former pond 5: intermediate pool 6: water purifying tank
7: softening agent storage tank 8: coagulant storage tank 9: flocculant storage tank
10: 11: the first coagulating basin of mud pit, 12: the second coagulating basin
13: flocculation basin 14: sedimentation basin 15: inclined tube
15a: pipe fitting 15b: unconnected area 16: mixing agitator
17: 18 flocculation stirring device 19 of coagulation blender: pressure-regulating valve
20a: controller 20b: 21: the first filter layer of flowmeter
22: the first supporting layer, 23: the first probe tube, 24: the first sampling valve
31: the second filter layer, 32: the second supporting layer, 33: the second probe tube
34: the second sampling valves 41: first pipe 42: second pipe
43: 44: the four pipeline of third pipeline, 45: the five pipeline
46: the six pipelines 48: mud return line 51: raw water elevator pump
52: sludge reflux pump 53: 54: the first intermediate lift pump of sludge lifting pump
55: the second intermediate lift pumps
Specific embodiment
It 1,2,3,4,5 and 6 is described in detail with reference to the accompanying drawing.
According to a preferred embodiment, it may include height that the utility model, which provides a kind of sewage recycling treatment system,
Imitate clarifying basin 1.High efficiency clarification tank 1 may include the first coagulating basin 11, the second coagulating basin 12, flocculation basin 13 and sedimentation basin 14.It is dirty
Sewage can successively pass through the first coagulating basin 11, the second coagulating basin 12, flocculation basin 13 and sedimentation basin 14 in water treatment procedure.Its
In, sewage recycling treatment system can also include sludge reflux pump 52, and sludge reflux pump 52 can will be deposited in sedimentation basin 14
At least part sludge of bottom is mixed by the water inlet pipe that mud return line 48 is sent to the first coagulating basin 11 with raw water.It is preferred that
The bottom another part sludge for being deposited in sedimentation basin 14 can be sent in mud pit 10 by ground, sludge lifting pump 53.For separating
First coagulating basin 11, the second coagulating basin 12, flocculation basin 13 and sedimentation basin 14 partition on be provided with pressure-regulating valve 19, can be with
Control the first coagulating basin 11, the second coagulating basin 12, the sewage in flocculation basin 13 stream into next pond after completion of the reaction
It is dynamic.Sludge a part squeezes into the reflux of the first coagulating basin of front end by sludge reflux pump, provides cohesion core by sludge reflux, increases
Add reaction zone concentration of suspension, strengthened flocculating effect while recycling part medicament to give full play to the effect of medicament,
The utilization rate for improving medicament, has saved economic cost.Meanwhile making coagulant and sewage sufficiently mixed using two coagulating basins
It closes, makes more effectively to reduce the content of the impurity such as organic matter, colloid, the suspension finely particulate in sewage.
Preferably, high efficiency clarification tank 1 has the function of removing dirty Organic substance in water, colloid, suspended matter, while adding carbonic acid
Sodium, sodium hydroxide, which can be realized, partially to be softened.Sludge a part squeezes into the reflux of the first coagulating basin of front end by sludge reflux pump,
To give full play to the effect of medicament, excess sludge squeezes into mud pit 10 by sludge lifting pump 53.
According to a preferred embodiment, flowmeter 20b is set on the mud return line 48 for conveying sludge.Sludge
Reflux pump 52 and flowmeter 20b are electrically connected with controller 20a.Electrical connection may include communication connection and/or control connection.It is excellent
Selection of land, when sludge reflux pump 52 starts to extract returned sludge, the sludge quantity first to flow back as needed controls flow by controller 20a
20b operation is counted, when reaching required sludge back flow quantity, can data show on controller 20a, controller 20a control at this time is dirty
Mud reflux pump 52 is out of service, is finally drained excess sludge by sludge lifting pump 53.Preferably, this kind of flowmeter 20b and control
Device 20a processed is existing product and/or hardware.Preferably, the mutual cooperation of controller 20a, flowmeter 20b and sludge lifting pump 53
The size of sludge back flow quantity can be controlled, effectively to advantageously promote the reaction in high efficiency clarification tank 1.
According to a preferred embodiment, the middle part of sedimentation basin 14 position on the upper side can be equipped with inclined tube 15, dirty impurities in water
Aggregation forms alumen ustum and the basal sliding along the inner wall of inclined tube 15 towards sedimentation basin 14 in inclined tube 15.Inclined tube 15 and horizontal direction
Angle can be 30 °~80 °.For example, inclined tube 15 and the angle of horizontal direction can be 45 ° or 60 °.Preferably, inclined tube 15 can
So as to alumen ustum slide downward and be concentrated in sewage.In sedimentation basin 14, when water flow flows up, inclined tube 15 can be such that water flow mitigates
Ground flows and precipitates alumen ustum in sewage downwards, finally concentrates on the bottom of sedimentation basin 14.
According to a preferred embodiment, inclined tube 15 can be arranged and be connected by several pipe fitting 15a and formed.With Fig. 4 and Fig. 5
For, pipe fitting 15a cross-sectional shape can be rectangle, hexagon or octagon.Preferably, inclined tube 15 can be according to upper left side
Inclination or the inclined mode in upper right side are arranged.
According to a preferred embodiment, inclined tube 15, which is provided with, can make sediment slip down to unconnected area and drop into lower section
Pipe fitting 15a in unconnected area 15b.Preferably, by taking Fig. 3 as an example, sediment slips down to unconnected area and drops into the pipe fitting of lower section
It in 15a, volume is consequently formed sweeps and acted on contact flocculation, help more effectively to retain the small alumen ustum wadding for being not easy to precipitate fine crushing
Body improves deposition efficiency and effect.
According to a preferred embodiment, the softening agent storage tank 7 equipped with sodium hydroxide and/or sodium carbonate can pass through softening
Agent adds pump and connect with sedimentation basin 14.Coagulant storage tank 8 equipped with coagulant can be pumped respectively by coagulant dosage with second
Coagulating basin 12 and/or the connection of the first coagulating basin 11.Flocculant storage tank 9 equipped with flocculant is pumped by flocculant concentration and flocculation basin
13 connections.Preferably, coagulant can be PAC, and flocculant can be PAM.
According to a preferred embodiment, it is respectively equipped in the first coagulating basin 11, the second coagulating basin 12 and flocculation basin 13 mixed
Close blender 16, coagulation blender 17 and flocculation stirring device 18.Mixing agitator 16, coagulation blender 17 and flocculation stirring device
18 connect from different motors respectively.
According to a preferred embodiment, sewage recycling treatment system further includes former pond 4, intermediate pool 5, the first sand
Filter tank 2, the second sand filter 3 and water purifying tank 6, wherein former pond 4 is by being provided with the first pipe 41 and of raw water elevator pump 51
The water inlet pipe of one coagulating basin 11 connects, and the outlet pipe of sedimentation basin 14 is connect by second pipe 42 with intermediate pool 5, intermediate water
Pond 5 is connect by being provided with the third pipeline 43 of the first intermediate lift pump 54 with the first sand filter 2, the bottom of the first sand filter 2
Water outlet is connect by being provided with the 4th pipeline 44 of the second intermediate lift pump 55 with the second sand filter 3, the bottom of the second sand filter 3
Portion's water outlet is connect by the 5th pipeline 45 with water purifying tank 6, and water purifying tank 6 is connect with the 6th pipeline 46.Preferably, raw water elevator pump
51, the first intermediate lift pump 54 and the second intermediate lift pump 55 can be separately positioned on the water inlet port or centre of corresponding pipeline
Section.Water in water purifying tank 6 can enter reverse osmosis unit by the 6th pipeline 46 and/or ultrafiltration apparatus further purify or directly
Tap into row reuse.
Preferably, the side of the first sand filter 2 can be equipped at least one first probe tube 23 and matched first sampling
Valve 24；The side of second sand filter 3 can be equipped at least one second probe tube 33 and matched second sampling valve 34.It is preferred that
Ground, sand filter can further remove the impurity such as fine particle, suspended matter, the colloid in water removal after high efficiency clarification tank.First mistake
Filtering layer 21 and the second filter layer 31 can be quartz sand, retain the precision of suspended matter at 5~10 μm or more, delivery turbidity is in 3NTU
Below.Meanwhile two-stage sand filtration possesses preferably treatment effect.
According to a preferred embodiment, the first sand filter 2 is provided with the first filter layer 21 and can support the first mistake
First supporting layer 22 of filtering layer 21, the second sand filter 3 are provided with the second filter layer 31 and can support the second filter layer 31
Second supporting layer 32.
According to a preferred embodiment, sewage recycling treatment system is arranged in container.
Preferably, the specification or performance parameter of mixing agitator 16 can be with are as follows: impeller diameter φ 230mm, axial length 480mm,
Motor band speed reducer；The specification or performance parameter of coagulation blender 17 can be with are as follows: impeller diameter φ 320mm, axial length 550mm, electricity
Machine band speed reducer；The specification or performance parameter of flocculation stirring device 18 can be with are as follows: impeller diameter φ 320mm, axial length 850mm, motor
Band speed reducer；It is 12.03m × 2.35m × 2.68m cabinet that container, which can be specification,；Softening agent adds pump, coagulant dosage
Pump and flocculant concentration pump can be peristaltic pump；Raw water elevator pump, the first intermediate lift pump 54 and the second intermediate lift pump 55
Specification or performance parameter may is that Q=1.1m3/ h, H=20m, 0.15kw, 50Hz, 220V.
In order to make it easy to understand, an a kind of preferred implementation side of sewage recycling treatment system of the utility model is given below
The working principle of formula.
It is stored in the sewage in former pond 4 and enters high efficiency clarification tank 1 under the action of raw water elevator pump 51, efficiently clarifying
Pond 1 is acted on as follows: in the first coagulating basin 11 and the second coagulating basin 12, being sufficiently stirred by blender makes coagulant and sewage
Carry out coagulating is come into full contact with, a large amount of flocculation group is formed；In flocculation basin 13, add flocculant and mix slowly so that
Above-mentioned a large amount of flocculations roll into a ball to form big and closely knit alumen ustum；In sedimentation basin, sodium carbonate and/or sodium hydroxide solution react simultaneously with water
Water is softened to form precipitating, when sewage is flowed up entrainment of precipitating and alumen ustum, inclined tube 15 can be such that water flow lenitively flows simultaneously
Alumen ustum in sewage is precipitated downwards, the bottom of sedimentation basin 14 is finally concentrated on.By treated the sewage of high efficiency clarification tank 1 then into
Enter the first sand filter 2 and the second sand filter 3, the impurity such as fine particle, suspended matter, colloid in water are further removed, finally
Obtain municipal middle water and can be with reuse.Sewage recycling treatment system has effectively played sodium carbonate-sodium hydroxide softening, has reduced
Hardness and total alkalinity reduce the functions such as COD, colloid and suspended matter and sand filtration simultaneously, are determining the case where suitably adding dose
It can be effectively reduced the content of total hardness, total alkalinity and COD down, reach the standard of reuse.
It should be noted that above-mentioned specific embodiment is exemplary, those skilled in the art can be in the utility model
Various solutions are found out under the inspiration of disclosure, and these solutions also belong to the open scope of the utility model simultaneously
It falls within the protection scope of the utility model.It will be understood by those skilled in the art that the utility model specification and its attached drawing
It is illustrative and not constitutes limitations on claims.The protection scope of the utility model is by claim and its equivalent
It limits.
Claims (10)
1. a kind of sewage recycling treatment system includes at least high efficiency clarification tank (1), which is characterized in that
The high efficiency clarification tank (1) includes the first coagulating basin (11), the second coagulating basin (12), flocculation basin (13) and sedimentation basin
(14), the high efficiency clarification tank (1) successively passes through first coagulating basin (11), described second according to sewage during processing
The mode of coagulating basin (12), the flocculation basin (13) and the sedimentation basin (14) arranges,
Wherein, the sewage recycling treatment system further includes sludge reflux pump (52), and the sludge reflux pump (52) will be deposited in
At least part sludge of the bottom of the sedimentation basin (14) by mud return line (48) be sent to the first coagulating basin (11) into
Water pipe is mixed with raw water.
2. sewage recycling treatment system as described in claim 1, which is characterized in that for conveying the mud return line of sludge
(48) it is provided on flowmeter (20b), the sludge reflux pump (52) and the flowmeter (20b) are electrically connected to controller
(20a)。
3. sewage recycling treatment system as described in claim 1, which is characterized in that the middle part position on the upper side of the sedimentation basin (14)
Inclined tube (15) are installed, wherein the angle of the inclined tube (15) and horizontal direction is 30 °~80 °, so that the inclined tube (15) makes
It obtains the accumulation of impurities in sewage and is formed and consolidate the bottom that colored mode flows into the sedimentation basin (14).
4. sewage recycling treatment system as claimed in claim 3, which is characterized in that the inclined tube (15) is by several pipe fittings
(15a) is rearranged, and the cross-sectional shape of the pipe fitting (15a) is rectangle, hexagon or octagon.
5. sewage recycling treatment system as claimed in claim 4, which is characterized in that the inclined tube (15), which is provided with, can make to sink
Starch glides and drops into the unconnected area (15b) in the pipe fitting (15a) of lower section.
6. sewage recycling treatment system according to claim 5, characterized in that equipped with sodium hydroxide and/or sodium carbonate
Softening agent storage tank (7) adds pump by softening agent and connect with the sedimentation basin (14), and the coagulant storage tank (8) equipped with coagulant is logical
It crosses coagulant dosage pump to connect with second coagulating basin (12) and/or first coagulating basin (11) respectively, flocculant is housed
Flocculant storage tank (9) pumped by flocculant concentration and connect with the flocculation basin (13).
7. sewage recycling treatment system according to claim 6, characterized in that first coagulating basin (11), described
Mixing agitator (16), coagulation blender (17) and flocculation stirring are respectively equipped in two coagulating basins (12) and the flocculation basin (13)
Device (18).
8. sewage recycling treatment system according to claim 7, characterized in that the sewage recycling treatment system further includes
Former pond (4), intermediate pool (5), the first sand filter (2), the second sand filter (3) and water purifying tank (6),
Wherein, the former pond (4) by be provided with raw water elevator pump (51) first pipe (41) and first coagulating basin
(11) water inlet pipe connection, the outlet pipe of the sedimentation basin (14) are connect by second pipe (42) with the intermediate pool (5),
The intermediate pool (5) by be provided with the first intermediate lift pump (54) third pipeline (43) and first sand filter (2)
Connection, the bottom water outlet of first sand filter (2) is by being provided with the 4th pipeline (44) of the second intermediate lift pump (55)
It is connect with second sand filter (3), the bottom water outlet of second sand filter (3) passes through the 5th pipeline (45) and described net
Pond (6) connection, the water purifying tank (6) connect with the 6th pipeline (46).
9. sewage recycling treatment system according to claim 8, characterized in that first sand filter (2) is provided with
One filter layer (21) and the first supporting layer (22) that first filter layer (21) can be supported,
Second sand filter (3) is provided with the second filter layer (31) and can support the second of second filter layer (31)
Supporting layer (32).
10. sewage recycling treatment system according to claim 1, characterized in that the sewage recycling treatment system setting
In container.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821584864.2U CN209468166U (en) | 2018-09-27 | 2018-09-27 | A kind of sewage recycling treatment system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821584864.2U CN209468166U (en) | 2018-09-27 | 2018-09-27 | A kind of sewage recycling treatment system |
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| CN209468166U true CN209468166U (en) | 2019-10-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115321702A (en) * | 2022-07-18 | 2022-11-11 | 北京城市排水集团有限责任公司 | Resource recycling system and method for waste water containing snow-melting agent |
-
2018
- 2018-09-27 CN CN201821584864.2U patent/CN209468166U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115321702A (en) * | 2022-07-18 | 2022-11-11 | 北京城市排水集团有限责任公司 | Resource recycling system and method for waste water containing snow-melting agent |
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