CN207361990U - Waste water treatment system - Google Patents
Waste water treatment system Download PDFInfo
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- CN207361990U CN207361990U CN201721015002.3U CN201721015002U CN207361990U CN 207361990 U CN207361990 U CN 207361990U CN 201721015002 U CN201721015002 U CN 201721015002U CN 207361990 U CN207361990 U CN 207361990U
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- waste water
- water treatment
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- coagulation
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Abstract
The utility model discloses a kind of waste water treatment system, including along the sequentially connected coagulation reactor in waste water treatment process direction and anaerobic reactor, wherein, coagulation reactor has waste water inlet, anaerobic reactor has anaerobic effluent mouth, and the anaerobic effluent mouth of anaerobic reactor is connected by return duct with the waste water inlet of coagulation reactor.COD high treating effects are had according to the waste water treatment system of the utility model embodiment, less scaling, the advantages such as operating cost is low in reactor.
Description
Technical field
It the utility model is related to environmental technology field, and in particular, to a kind of waste water treatment system.
Background technology
Waste water treatment process in correlation technique, if calcium ions and magnesium ions or phosphate radical containing high level in waste water,
These calcium ions and magnesium ions or phosphate anion are usually removed to pre-process by coagulating in Anaerobic Treatment device front end, generally required
Higher pH value is adjusted, and adds a large amount of coagulant, flocculant and alkali.And often also need to acid adding in coagulation water outlet and will detest
The PH of oxygen water inlet, which is adjusted to the suitable scope of anaerobic reactor, front end, adds alkali rear end acid adding, and operating cost is higher.
Utility model content
The utility model is intended at least solve one of technical problem existing in the prior art.For this reason, the utility model carries
Go out a kind of waste water treatment system, the waste water treatment system has a COD high treating effects, less scaling in reactor, runs into
This low advantage.
It is sequentially connected mixed according to the waste water treatment system of the utility model embodiment, including along waste water treatment process direction
Solidifying reactor and anaerobic reactor, wherein, the coagulation reactor has waste water inlet, and the anaerobic reactor goes out with anaerobism
The mouth of a river, the anaerobic effluent mouth of the anaerobic reactor are connected by return duct with the waste water inlet of the coagulation reactor.
COD high treating effects are had according to the waste water treatment system of the utility model embodiment, it is less scaling in reactor,
The advantages such as operating cost is low.
In addition, there can also be technology spy additional as follows according to the waste water treatment system of the utility model above-described embodiment
Sign：
One embodiment according to the present utility model, the coagulation reactor is interior to be had along the waste water treatment process direction
Coagulation chamber, PH readjustment chambers and the flocculation chamber being sequentially communicated, the coagulation chamber have coagulant dosage mouth, and the PH readjustments chamber has
Alkali adds mouth, and the flocculation chamber has flocculant concentration mouth, and the waste water inlet is connected with the coagulation chamber, it is described flocculate chamber and
The anaerobic reactor connection.
One embodiment according to the present utility model, the coagulation reactor are equipped with first connected with the coagulation chamber
Stirring air intake and/or the coagulation intracavitary are equipped with the first mixer.
One embodiment according to the present utility model, the coagulation reactor are equipped with the connected with PH readjustment chambers
Two stirring air intakes and/or PH readjustment intracavitary are equipped with the second mixer.
One embodiment according to the present utility model, the coagulation reactor are equipped with the 3rd connected with the flocculation chamber
Stirring air intake and/or the flocculation intracavitary are equipped with the 3rd mixer.
One embodiment according to the present utility model, the waste water treatment system further include：Coagulant dosage pipe, it is described mixed
Solidifying agent adds pipe and is connected with the coagulant dosage mouth；Alkali adds pipe, and the alkali, which adds pipe and adds mouth with the alkali, to be connected；Flocculation
Agent adds pipe, and the flocculant concentration pipe is connected with the flocculant concentration mouth.
One embodiment according to the present utility model, the waste water treatment system further include solid-liquid separator, the solid-liquid
Separator is connected between the coagulation reactor and the anaerobic reactor along the waste water treatment process direction, for removing
Solid in the waste water for flowing to the anaerobic reactor from the coagulation reactor.
Some embodiments according to the present utility model, the solid-liquid separator are gravity settling basin, air supporting reaction tank or water
Power cyclone.
One embodiment according to the present utility model, the solid-liquid separator pass through water inlet pipe and the anaerobic reactor phase
Even, the water inlet pipe is equipped with charging pump.
One embodiment according to the present utility model, the water inlet pipe add mouth equipped with acid.
One embodiment according to the present utility model, it is at least two and in the length of the water inlet pipe that the acid, which adds mouth,
The both sides of the charging pump are distributed on direction.
One embodiment according to the present utility model, the waste water treatment system is further included adds what mouth connected with the acid
Acid adds pipe.
The additional aspect and advantage of the utility model will be set forth in part in the description, partly by from following description
In become obvious, or recognized by the practice of the utility model.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the utility model will in the description from combination accompanying drawings below to embodiment
Become obvious and be readily appreciated that, wherein：
Fig. 1 is the structure diagram according to the waste water treatment system of the utility model one embodiment；
Fig. 2 is the structure diagram according to the waste water treatment system of the utility model another embodiment；
Fig. 3 is the structure diagram according to the waste water treatment system of the utility model further embodiment.
Reference numeral：
Waste water treatment system 1000；
Coagulation reactor 100；Waste water inlet 110；Coagulation chamber 120；Coagulant dosage mouth 121；Coagulant dosage pipe 122；
First mixer 123；First stirring air intake 124；PH adjusts back chamber 130；Alkali adds mouth 131；Alkali adds pipe 132；Second stirs
Mix machine 133；Second stirring air intake 134；Flocculate chamber 140；Flocculant concentration mouth 141；Flocculant concentration pipe 142；3rd stirs
Mix machine 143；3rd stirring air intake 144；
Anaerobic reactor 200；Anaerobic effluent mouth 210；
Return duct 300；Water inlet pipe 310；Acid adds mouth 311；Acid adds pipe 312；Charging pump 320；Stir air delivery pipe
330；
Solid-liquid separator 400；Gravity settling basin 410；Precipitate water inlet 411；Precipitate water outlet 412；Sludge bucket 413；It is heavy
Sand outlet 414；Hydrocyclone 420；Upper shell 421；Eddy flow water inlet 422；Eddy flow water outlet 423；Lower shell 424；Sludge
Outlet 425；Air supporting reaction tank 430；Pond body 431；Air supporting water inlet 432；Air supporting water outlet 433；Air compressor machine 434；Dissolving
435；Mud scraper 436；Sludge sump 437；Sludge discharge pipe 438.
Embodiment
The embodiment of the utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is same or like element.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and it is not intended that to the utility model
Limitation.
In the description of the utility model, it is to be understood that term " on ", " under ", " vertical ", " level ", " length ",
The orientation or position relationship of the instruction such as " top ", " bottom ", " interior ", " outer " are based on orientation shown in the drawings or position relationship, are only
Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.In addition, define " the
One ", one or more this feature can be expressed or be implicitly included to the feature of " second ".In the description of the utility model
In, unless otherwise indicated, " multiple " are meant that two or more.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in the description of the utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can mechanically connect or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
The embodiment of the utility model is described below in detail, the example of the embodiment is shown in the drawings.Below by
The embodiment being described with reference to the drawings is exemplary, it is intended to for explaining the utility model, and it is not intended that new to this practicality
The limitation of type.
As shown in Figure 1 to Figure 3, coagulation reactor is included according to the waste water treatment system 1000 of the utility model embodiment
100 and anaerobic reactor 200.
Coagulation reactor 100 and anaerobic reactor 200 are sequentially connected along waste water treatment process direction, wherein, coagulating
Device 100 has waste water inlet 110, and anaerobic reaction utensil 200 has anaerobic effluent mouth 210, the anaerobic effluent mouth of anaerobic reactor 200
210 are connected by return duct 300 with the waste water inlet 110 of coagulation reactor 100.
Waste water is entered in coagulation reactor 100 by waste water inlet 110, by a series of processing, calcium and magnesium in waste water from
Son and phosphate anion are converted into the solids such as calcium carbonate, magnesium carbonate, calcium phosphate, magnesium phosphate or magnesium ammonium phosphate and depart from from waste water
Out, treated water enters progress anaerobic reaction processing, anaerobic reaction in anaerobic reactor 200 in coagulation reactor 100
Methane, carbon dioxide and water can be produced after organic matter degradation in device 200, while the basicity in water body rises, high alkalinity is detested
Oxygen water outlet is back in coagulation reactor 100 by the return duct 300 between anaerobic effluent mouth 210 and waste water inlet 110, can be carried
The basicity of high coagulating, these anaerobic effluents containing high alkalinity are mixed with the waste water in coagulation reactor 100, can improved mixed
The pH value of waste water in solidifying reactor 100, it is possible thereby to accelerate the generation of coagulating, greatly reduces the dosage of alkali and acid,
Reduce operating cost at the same time.
It will be appreciated by those skilled in the art that ground is, waste water treatment process direction refers to, in whole works of wastewater treatment
In sequence, along the ordering of each operation, flow direction of the waste water from the first procedure sequentially into last procedure.
According to the waste water treatment system 1000 of the utility model embodiment, pass through the waste water inlet in coagulation reactor 100
Return duct 300 is set between 110 and the anaerobism water out 210 of anaerobic reactor 200, and anaerobic reactor 200 is in organic matter degradation
During can produce methane, carbon dioxide and water, while the basicity in water body rises, the anaerobic effluent of anaerobic reactor 200
It is reflowable into coagulation reactor 100, the anaerobic effluent of high alkalinity is mixed with the waste water of coagulation reactor 100, improves coagulation
The pH value of waste water in reactor 100, accelerates the generation of coagulating, so as to reduce the alkali and acid added to coagulation reactor 100
Amount, reduce operating cost, the calcium ions and magnesium ions in waste water or phosphate anion can be converted into carbonic acid by coagulation reactor 100
Calcium, magnesium carbonate, calcium phosphate, magnesium phosphate and magnesium ammonium phosphate solid, so as to remove the calcium ions and magnesium ions and phosphate anion in waste water, drop
The low risk of waste water fouling in anaerobic reactor 200.Therefore, according to the waste water treatment system of the utility model embodiment
1000 have a COD high treating effects, less scaling, the advantages such as operating cost is low in reactor.
In some embodiments of the utility model, have in coagulation reactor 100 along waste water treatment process direction successively
Coagulation chamber 120, PH readjustment chambers 130 and the flocculation chamber 140 of connection.Wherein, coagulation chamber 120 has coagulant dosage mouth 121, and PH is returned
Adjust chamber 130 that there is alkali to add mouth 131, the PH that PH is adjusted back in chamber 130 refers to hydrogen ion concentration, and the acid-base value of ie in solution, flocculate chamber
140 have flocculant concentration mouth 141.Waste water inlet 110 is connected with coagulation chamber 120, and flocculation chamber 140 connects with anaerobic reactor 200
It is logical.
For example, in embodiment as shown in Figure 1 to Figure 3, coagulant dosage mouth 121, alkali add mouth 131 and flocculant concentration
Mouthfuls 141 connect with coagulation reactor 100 respectively, for respectively to coagulation reactor 100 launch coagulant (such as ferrous sulfate),
Alkali and flocculant.Coagulant dosage mouth 121 is connected with coagulation chamber 120, for launching coagulant to coagulation chamber 120.Alkali adds mouth
131 connect with PH readjustment chambers 130, for adding alkali to PH readjustment chambers 130.Flocculant concentration mouth 141 is connected with flocculation chamber 140,
For launching flocculant to flocculation chamber 140.
Need exist for being appreciated that, coagulant dosage mouth 121, alkali, which add mouth 131 and flocculant concentration mouth 141, to be distinguished
It is arranged on coagulation chamber 120, PH readjustment chambers 130 and flocculation chamber 140；It can also make coagulation chamber 120, PH readjustment chambers 130 and flocculation
The upper surface of chamber 140 is opened wide, and makes that coagulant dosage mouth 121, alkali add mouth 131 and flocculant concentration mouth 141 is suspended in respectively
The top of coagulation chamber 120, PH readjustment chambers 130 and the chamber 140 that flocculates.
In some specific embodiments of the utility model, coagulation reactor 100 is equipped with the connected with coagulation chamber 120
One stirring air intake 124.And/or coagulation chamber 120 in be equipped with the first mixer 123, with to the waste water in coagulation chamber 120 into
Row stirring.
Coagulation reactor 100 is equipped with the second stirring air intake 134 connected with PH readjustment chambers 130.And/or PH is returned
Adjust in chamber 130 and be equipped with the second mixer 133, to be stirred to the waste water in PH readjustment chambers 130.
The 3rd mixer 143 is equipped with flocculation chamber 140.And/or coagulation reactor 100 is equipped with and is connected with flocculation chamber 140
The 3rd stirring air intake 144, to be passed through air to flocculation chamber 140 and be stirred.
In other words, each in coagulation chamber 120, PH readjustment chambers 130 and the chamber 140 that flocculates, can be stirred using mixer
Mix, compressed air can also be used to stir, can also be stirred at the same time using mixer and compressed air.Wherein, the first mixer
123 rotating speed, the rotating speed of the second mixer 133, the rotating speed of respectively higher than the 3rd mixer 143, it is possible thereby to be stirred by first
Mix machine 123, the second mixer 133 and the 3rd mixer 143 stirring waste water, so as to improve waste water treatment efficiency, mixing effect compared with
It is good.
Wherein, as shown in Figure 1, being equipped with coagulation reactor 100 in the embodiment of first stirring air intake 124, give up
Water treatment system 1000 further includes stirring air delivery pipe 330, and stirring air delivery pipe 330 is by the first stirring air intake 124
Stretch into coagulation chamber 120, for example, the lower end of stirring air delivery pipe 330 can extend into the bottom of coagulation chamber 120, so as to carry
High mixing effect.Certainly, the second stirring air intake the 134, the 3rd, which stirs air intake 144, can also set corresponding stirring empty
Letter shoot 330.For example, in embodiment as shown in Figure 1 to Figure 3, the second stirring air intake 134 and the 3rd stirs air and enters
Mouth 144 is both provided with stirring air delivery pipe 330.
In some specific examples of the utility model, as shown in Figure 1 to Figure 3, adding for thing is added for the ease of various
And the setting and connection of waste water treatment system 1000, waste water treatment system 1000 further includes coagulant dosage pipe 122, alkali adds
Pipe 132 and flocculant concentration pipe 142.
Coagulant dosage pipe 122 is connected with coagulant dosage mouth 121, for conveying coagulant to coagulation chamber 120.Alkali adds
Pipe 132 adds mouth 131 with alkali and connects, for conveying alkali to PH readjustment chambers 130.Flocculant concentration pipe 142 and flocculant concentration mouth
141 connections, for conveying ferrous sulfate to flocculation chamber 140.
In some embodiments of the utility model, waste water treatment system 1000 further includes solid-liquid separator 400, solid-liquid point
It is connected to from device 400 along waste water treatment process direction between coagulation reactor 100 and anaerobic reactor 200, for removing from mixed
Solidifying reactor 100 flows to the solids in the waste water of anaerobic reactor 200.
Specifically, solid-liquid separator 400 may be provided in the coagulation reactor 100 and anaerobic reaction along waste water treatment process direction
Between device 200, the waste water in coagulation reactor 100 flows into solid-liquid separator 400, coagulation before anaerobic reactor 200 is entered
The solids such as the calcium carbonate, magnesium carbonate, calcium phosphate, magnesium phosphate or the magnesium ammonium phosphate that are formed in reactor 100 enter solid with waste water
Liquid/gas separator 400, solid-liquid separator 400 can remove these solids, and the clear liquid in solid-liquid separator 400 enters back into anaerobic reaction
Device 200.Thus, it is possible to avoid in anaerobic reactor 200 or inner-walls of duct fouling, so as to improve the anaerobism of anaerobic reactor 200
Treatment efficiency.
In some embodiments of the utility model, as shown in Figure 1 to Figure 3, solid-liquid separator 400 can be gravity settling basin
410th, hydrocyclone 420 or air supporting reaction tank 430.
According to the waste water treatment system 1000 of the utility model one embodiment, as shown in Figure 1, solid-liquid separator 400 is
Gravity settling basin 410.Gravity settling basin 410 includes precipitation water inlet 411, precipitation water outlet 412 and sludge bucket 413.Precipitate into
The mouth of a river 411 is located on the side wall of 410 adjacent top end of gravity settling basin, and it is neighbouring that precipitation water outlet 412 is also provided in gravity settling basin 410
On the side wall on top, sludge bucket 413 is located at the bottom of gravity settling basin 410, and 413 bottom of sludge bucket is equipped with sand setting outlet 414.It is useless
Water flows into gravity settling basin 410 by precipitation water inlet 411, and the solid in waste water is settled down to sludge bucket 413 under the effect of gravity, clear
Clear water is flowed out by precipitation water outlet 412, and solid is achieved in waste water and is consolidated by 414 discharge of sand setting outlet of 413 bottom of sludge bucket
Body separates, and good effect of separating solid from liquid.
According to the waste water treatment system 1000 of another embodiment of the utility model, as shown in Fig. 2, solid-liquid separator 400
For hydrocyclone 420.Hydrocyclone 420 includes upper shell 421, lower shell 424 and sand pump (not shown).Upper shell 421
For hollow cylinder, side wall of the upper shell adjacent to top is equipped with eddy flow water inlet 422 and eddy flow water outlet 423, lower shell
424 be reverse taper, and the top of lower shell is connected with the lower end of upper shell, and lower shell bottom is equipped with sludge outlet 425.Waste water
Hydrocyclone 420 is entered by eddy flow water inlet 422, sand pump is with certain pressure and flow velocity by waste water along 421 cross section of upper shell
Tangential direction be pumped into upper shell 421, then waste water just with speed quickly along 421 inner wall of upper shell rotate and produce centrifugation
Power, under the action of centrifugal force and gravity, the solid in waste water is dished out from waste water, solid is precipitated to lower cylinder after being spilled over
424 bottom of body, is discharged by sludge outlet 425, and wastewater supernatant fluid is discharged by eddy flow water outlet 423.It is achieved in waste water and solid
Separation, and good effect of separating solid from liquid.
According to the waste water treatment system 1000 of the utility model further embodiment, as shown in figure 3, solid-liquid separator 400
For air supporting reaction tank 430.Air supporting reaction tank 430 includes pond body 431, air compressor machine 434, dissolving 435, mud scraper 436, sludge sump
437 and sludge discharge pipe 438.The top of pond body 431 is opened wide, and the side wall of 431 adjacent top end of pond body is equipped with air supporting water inlet 432
The gentle emersion mouth of a river 433, dissolving 435 and air compressor machine 434 are located at outside pond body 431, and 435 one end of dissolving is adjacent with pond body 431
The side wall connection of nearly bottom, the other end of dissolving 435 are connected with air compressor machine 434, and mud scraper 436 is located on the top of pond body 431
Side, sludge sump 437 are located at the ullage of liquid in pond body 431, and sludge discharge pipe 438 is connected with sludge sump 437.
Waste water flows into pond body 431 by air supporting water inlet 432, and air compressor machine 434 is passed through after air is compressed in dissolving 435,
Dissolving 435 makes air fully incorporate in water, and air is highly dispersed and forms substantial amounts of micro-bubble in water, containing big
The water of amount micro-bubble is passed into 431 bottom of pond body, and micro-bubble is attached on the solid in waste water, the mixing of solid and bubble
Volume density is less than the buoyancy of water so that the mixture of solid and bubble is swum on liquid level, and mud scraper scrapes the solid on liquid level
Send to sludge sump 437, the mud discharging pipe 438 connected with sludge sump 437 discharges solid outside pond body 431, below liquid level
Clarified solution is flowed out by air supporting water outlet 433.It is achieved in the separation of waste water and solid, and good effect of separating solid from liquid.
In some embodiments of the utility model, as shown in the figure, solid-liquid separator 400 passes through water inlet pipe 310 and anaerobism
Reactor 200 is connected, and water inlet pipe 310 is equipped with charging pump 320.Charging pump 320 can by the water in solid-liquid separator 400 by into
Water pipe 310 is pumped in anaerobic reactor 200, the water in solid-liquid separator 400 after separation of solid and liquid is entered anaerobic reaction
Anaerobic reaction processing is carried out in device 200.
One embodiment according to the present utility model, as shown in Figure 1 to Figure 3 water inlet pipe 310 add mouth 311 equipped with acid.
PH value is higher in the liquid that coagulation reactor 100 flows out, and adds acid to water inlet pipe 310 by adding mouth 311 to acid, acid is with water inlet
Pipe 310 enters in anaerobic reactor 200, can adjust the pH value of liquid in anaerobic reactor 200 to the suitable PH of anaerobic reaction
In the range of value, ensure the progress of anaerobic reaction, thus, it is possible to improve the efficiency of anaerobic reactor 200.
One embodiment according to the present utility model, it is at least two and in the length side of water inlet pipe 310 that acid, which adds mouth 311,
The both sides of charging pump 320 are distributed in upwards.
For example, as shown in Figure 1 to Figure 3, it can be two that acid, which adds mouth 311, and two acid add mouth 311 and are respectively provided at charging pump
320 both sides, thus, it is possible to ensure the quantity delivered abundance and efficiency of supply height of acid.
Further, as shown in Figure 1 to Figure 3, waste water treatment system 1000 further includes the acid throwing for adding mouth 311 with acid and connecting
Add pipe 312.Thus, mouth 311 is added by acid to put into water inlet pipe 310, and be conducive to waste water treatment system easy to acid
1000 integrally-built arrangement.
According to other compositions of the waste water treatment system 1000 of the utility model embodiment such as anaerobic reactor 200 with
And operation is all for those of ordinary skills known, is not detailed herein.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means to combine specific features, the knot that the embodiment or example describe
Structure, material or feature are contained at least one embodiment or example of the utility model.In the present specification, to above-mentioned art
The schematic representation of language may not refer to the same embodiment or example.Moreover, description specific features, structure, material or
Person's feature can combine in an appropriate manner in any one or more embodiments or example.
While there has been shown and described that the embodiment of the utility model, it will be understood by those skilled in the art that：
These embodiments can be carried out with a variety of changes, modification in the case where not departing from the principle and objective of the utility model, replaced
And modification, the scope of the utility model are limited by claim and its equivalent.
Claims (12)
1. a kind of waste water treatment system, it is characterised in that including along the sequentially connected coagulation reactor in waste water treatment process direction
And anaerobic reactor,
Wherein, the coagulation reactor has waste water inlet, and the anaerobic reactor has anaerobic effluent mouth, the anaerobic reaction
The anaerobic effluent mouth of device is connected by return duct with the waste water inlet of the coagulation reactor.
2. waste water treatment system according to claim 1, it is characterised in that have in the coagulation reactor along described useless
Coagulation chamber, PH readjustment chambers and flocculation chamber, the coagulation chamber that water treatment technology direction is sequentially communicated have coagulant dosage mouth, institute
Stating PH readjustment chambers, there is alkali to add mouth, and the flocculation chamber has flocculant concentration mouth, and the waste water inlet connects with the coagulation chamber
Logical, the flocculation chamber is connected with the anaerobic reactor.
3. waste water treatment system according to claim 2, it is characterised in that the coagulation reactor is equipped with to be mixed with described
First stirring air intake of solidifying chamber connection；And/or
The coagulation intracavitary is equipped with the first mixer.
4. waste water treatment system according to claim 2, it is characterised in that the coagulation reactor is equipped with and the PH
Adjust back the second stirring air intake of chamber connection；And/or
The PH readjustments intracavitary is equipped with the second mixer.
5. waste water treatment system according to claim 2, it is characterised in that the coagulation reactor is equipped with and the wadding
3rd stirring air intake of solidifying chamber connection；And/or
The flocculation intracavitary is equipped with the 3rd mixer.
6. waste water treatment system according to claim 2, it is characterised in that further include：
Coagulant dosage pipe, the coagulant dosage pipe are connected with the coagulant dosage mouth；
Alkali adds pipe, and the alkali, which adds pipe and adds mouth with the alkali, to be connected；
Flocculant concentration pipe, the flocculant concentration pipe are connected with the flocculant concentration mouth.
7. according to the waste water treatment system any one of claim 1-6, it is characterised in that solid-liquid separator is further included,
The solid-liquid separator is connected between the coagulation reactor and the anaerobic reactor along the waste water treatment process direction,
For removing from the solid in the waste water that the coagulation reactor flows to the anaerobic reactor.
8. waste water treatment system according to claim 7, it is characterised in that the solid-liquid separator for gravity settling basin,
Air supporting reaction tank or hydrocyclone.
9. waste water treatment system according to claim 7, it is characterised in that the solid-liquid separator passes through water inlet pipe and institute
State anaerobic reactor to be connected, the water inlet pipe is equipped with charging pump.
10. waste water treatment system according to claim 9, it is characterised in that the water inlet pipe adds mouth equipped with acid.
11. waste water treatment system according to claim 10, it is characterised in that the acid add mouth at least two and
The both sides of the charging pump are distributed on the length direction of the water inlet pipe.
12. the waste water treatment system according to claim 10 or 11, it is characterised in that further include and add mouth company with the acid
Logical acid adds pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721015002.3U CN207361990U (en) | 2017-08-14 | 2017-08-14 | Waste water treatment system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721015002.3U CN207361990U (en) | 2017-08-14 | 2017-08-14 | Waste water treatment system |
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| CN207361990U true CN207361990U (en) | 2018-05-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111573989A (en) * | 2020-05-28 | 2020-08-25 | 广西大学 | High-calcium wastewater calcification blocking treatment method and device used by same |
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2017
- 2017-08-14 CN CN201721015002.3U patent/CN207361990U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111573989A (en) * | 2020-05-28 | 2020-08-25 | 广西大学 | High-calcium wastewater calcification blocking treatment method and device used by same |
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