CN203904105U - Waste emulsion treating system - Google Patents
Waste emulsion treating system Download PDFInfo
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- CN203904105U CN203904105U CN201420272495.9U CN201420272495U CN203904105U CN 203904105 U CN203904105 U CN 203904105U CN 201420272495 U CN201420272495 U CN 201420272495U CN 203904105 U CN203904105 U CN 203904105U
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- pond
- emulsified mixture
- waste emulsified
- emulsion
- waste
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Abstract
The utility model discloses a waste emulsion treating system which comprises a water collecting tank for storing waste emulsion and providing waste emulsion feed, a first pH adjusting tank connected with the water collecting tank and used for adjusting the pH of the waste emulsion to be alkali, an emulsion breaking tank connected with the first pH adjusting tank and used for performing the emulsion breaking reaction on the waste emulsion, an oil separating tank connected with the emulsion breaking tank and used for performing oil-water separation on the waste emulsion, a second pH adjusting tank connected with the oil separating tank and used for adjusting the pH value of the waste emulsion to 7-8, as well as an organic reaction tank, a quick mixing tank, a slow mixing tank and a settling tank all connected behind the second pH adjusting tank in sequence. Through the adoption of the waste emulsion treating system, the COD (Chemical Oxygen Demand) of waste liquid is reduced by 80%, the chromaticity is reduced by 90%, the advantage of effectively cleaning the waste emulsion is achieved, and the system has the advantages of simple structure, simplicity in operation, low cost, capability of treating waste liquid in large batch, and the like.
Description
Technical field
The utility model relates to a kind of Waste Water Treatment, relates in particular to a kind of waste emulsified mixture treatment system.
Background technology
In mechanical processing industry, the cutting of metal and grinding need to use the use of a large amount of emulsions as lubrication, main containing organic oil and tensio-active agent in emulsion, with oil in water emulsion as required dilute with water add again emulsifying agent formulated, and machine cut use emulsion in order to improve the rust-preventing characteristic of emulsion, also added Sodium Nitrite etc.But emulsion is through after Reusability repeatedly, can there is becoming sour in various degree, performance reduces, regularly replace new emulsion, so just produced a large amount of waste emulsified mixtures, waste emulsified mixture is except having the harm of general oily(waste)water, due to the effect of tensio-active agent, machinery oil high dispersing is in water, animals and plants, hydrobiont more easily absorbs, and tensio-active agent itself is also harmful to biology, also can make some water-fast toxic substances dissolved, simultaneously for improving the rust-preventing characteristic of emulsion, the Sodium Nitrite adding is easy to change into carcinogenic nitrosamine, the ecosystem is done great damage.Therefore, very urgent to the processing of waste emulsified mixture.
Utility model content
The purpose of this utility model is for above-mentioned defect of the prior art, provides a kind of simple to operate, with low cost, the waste emulsified mixture treatment system that processing efficiency is high.
For realizing above-mentioned utility model object, the utility model has adopted following technical scheme:. a kind of waste emulsified mixture treatment system, is characterized in that it comprises: storage waste emulsified mixture also provides the water collecting basin of waste emulsified mixture charging; Be connected with water collecting basin, and regulate the first pH regulator pond of waste emulsified mixture pH to alkalescence; Be connected with the first pH regulator pond, and waste emulsified mixture carried out to the breakdown of emulsion pond of breakdown of emulsion reaction; Be connected with breakdown of emulsion pond, and waste emulsified mixture carried out to the oil trap of oily water separation; Be connected with oil trap, and the pH value of waste emulsified mixture is adjusted to the second pH regulator pond of 7～8; And the organic reaction pond connecting successively after this second pH regulator, mixed pond, mixed pond and settling tank slowly soon.
In addition, the utility model also provides following attached technical scheme:
Described waste emulsified mixture treatment system also comprises the sludge sump of storing mud, and this sludge sump and described settling tank interconnect.
Described the first pH regulator pond, breakdown of emulsion pond, the second pH regulator pond, organic reaction pond, in He Manhun pond, mixed pond, be provided with whipping appts soon.
In described the first pH regulator pond, the second pH regulator pond and organic reaction pond, be provided with pH controller.
Described waste emulsified mixture treatment system also comprises chemicals dosing plant, and this chemicals dosing plant comprises the alkali dosing parts that are connected with described the first pH regulator pond.
Described chemicals dosing plant also comprises the emulsion splitter dosing parts that are connected with described breakdown of emulsion pond.
Described chemicals dosing plant also comprises the sour dosing parts that are connected with described the second pH regulator pond.
Described chemicals dosing plant also comprises the lacquer mist coagulant dosing parts that are connected with described organic reaction pond.
Described chemicals dosing plant also comprises the coagulating agent dosing parts that are connected with described fast mixed pond.
Described chemicals dosing plant also comprises the flocculation agent dosing parts that are connected with described slow mixed pond.
Than prior art, advantage of the present utility model is: disclosed a kind of waste emulsified mixture treatment system, this system comprises the water collecting basin connecting successively, the first pH regulator pond, breakdown of emulsion pond, oil trap, the second pH regulator pond, organic reaction pond, fast mixed pond, slow mixed pond and settling tank, by copper-containing wastewater is carried out to pH regulator, breakdown of emulsion reaction, the reactions such as oil removal processing and coagulation-flocculation make chemical oxygen demand (COD) in waste liquid (COD) reduce by 80%, colourity reduces by 90%, embody the advantage of clean waste emulsified mixture effectively, and this system architecture is simple, simple to operate, with low cost, the advantages such as energy mass disposal waste liquid.
Brief description of the drawings
Fig. 1 is the waste emulsified mixture treatment system schema corresponding to the utility model preferred embodiment.
Embodiment
Below in conjunction with preferred embodiment and accompanying drawing thereof, technical solutions of the utility model are further non-limitingly described in detail.
Shown in Fig. 1 is the basic procedure of the utility model waste emulsified mixture treatment system, as can be seen from Figure, this waste emulsified mixture treatment system mainly comprises successively the water collecting basin 1 that connects, the first pH regulator pond 2, breakdown of emulsion pond 3, oil trap 4, the second pH regulator pond 5, organic reaction pond 6, mixed pond 7, mixed pond 8 and settling tank 9 slowly soon, also comprises chemicals dosing plant 11, whipping appts (not shown) and sludge sump 12 simultaneously.Particularly, chemicals dosing plant 11 comprises alkali dosing parts 11a, emulsion splitter dosing parts 11b, sour chemicals dosing plant 11c, lacquer mist coagulant dosing parts 11d, coagulating agent dosing parts 11e and flocculation agent dosing parts 11f, as its name suggests, above-mentioned each dosing parts splendid attire alkali, emulsion splitter, acid, lacquer mist coagulant, coagulating agent and flocculation agent respectively, in the present embodiment, alkali is sodium hydroxide, emulsion splitter is calcium chloride solution, acid is sulfuric acid, and coagulating agent is polymerize aluminum chloride, and flocculation agent is polyacrylamide; Whipping appts comprises again aeration agitation (not shown) and mechanical stirring (not shown), wherein aeration agitation is separately positioned on the first pH regulator pond 2, breakdown of emulsion pond 3, the second pH regulator pond 5, organic reaction pond 6 and mixes soon in pond 7, mechanical stirring is arranged in slow mixed pond 8, stirring can be accelerated the mixing velocity of medicament and waste emulsified mixture, Reaction time shorten; Sludge sump 12 interconnects with settling tank 8 and for splendid attire mud.
Particularly, water collecting basin 1 is a storage waste emulsified mixture the storage facility that waste emulsified mixture charging is provided, it disposes lift pump 21 and fluid level controller (not shown), lift pump 21 starts rear just by this fluid level controller control, in the time that liquid level is too low, lift pump 21 can stop automatically, and when liquid level reaches setting height again, lift pump 21 can restart.
The waste emulsified mixture that extracts water collecting basin 1 by lift pump 21 enters the first pH regulator pond 2, and flooding quantity is 10 cubes per hour.Alkali dosing parts 11a is connected with the first pH regulator pond 2, and therefore, this first pH regulator pond 2 is mainly used in the pH regulator of waste emulsified mixture to alkalescence.On this first pH regulator pond 2, dispose pH controller (not shown), its can detection cell in the pH value of waste emulsified mixture, and the injected volume of controlled alkaline dosing parts 11a, after the first pH regulator pond 2 regulates, the pH of waste emulsified mixture is alkalescence, and its best pH value is 10.
The transport of waste emulsified mixture between the first pH regulator pond 2 and breakdown of emulsion pond 3 is from top to bottom, what first flow away is lower floor's waste emulsified mixture in the first pH regulator pond 2, then waste emulsified mixture enters from the Chi Ding in breakdown of emulsion pond 3, therefore can make so ensuing breakdown of emulsion reaction more abundant, major cause is that pharmacy response is to throw on the liquid level of waste emulsified mixture.Emulsion splitter dosing parts 11b is connected with breakdown of emulsion pond 2, is that 30% calcium chloride solution makes the reaction of waste emulsified mixture generation breakdown of emulsion to adding concentration in breakdown of emulsion pond 2, destroys the stabilizing films on drop interface, and oil, water are separated.
The bottom of the bottom in breakdown of emulsion pond 2 and oil trap 3 is interconnected, this oil trap 3 is parallel flow intercepter, inside is provided with oil header (not shown), waste emulsified mixture waste water enters after oil trap 3, along continuous straight runs sluggish flow, in flowing, floatation surface on oil product, is collected oil product by oil header, therefore this oil trap 3 mainly plays waste emulsified mixture is carried out to oily water separation, and is mainly physical reaction.
The upper strata waste emulsified mixture of oil trap 3 is from flowing in the second pH regulator pond 4, acid chemicals dosing plant 11c is connected with the second pH regulator pond 4, this acid chemicals dosing plant 11c is by the pH controller (not shown) control being configured on the second pH regulator pond 4, the effect in the second pH regulator pond 4 is to be neutrality by the pH regulator of waste emulsified mixture, and pH value is 7.
The bottom in the bottom in the second pH regulator pond 4 and organic reaction pond 5 is interconnected, lacquer mist coagulant dosing parts 11d adds lacquer mist coagulant to this organic reaction pond 5, be used for degrading COD (chemical oxygen demand (COD)) content of waste emulsified mixture, with reach can be biochemical object.The upper strata waste emulsified mixture in organic reaction pond 5 is from flowing in fast mixed pond 6, and coagulating agent dosing parts 11e is to these soon mixed pond 6 dosing coagulants, and coagulating agent the best is polymerize aluminum chloride, and concentration is 30%.The bottom in fast mixed pond 6 is interconnected with the bottom in slow mixed pond 7, and flocculation agent dosing parts 11f adds flocculation agent to this slowly mixed pond 7, and flocculation agent the best is polyacrylamide, and concentration is 1 ‰; In slow mixed pond 7, be provided with mechanical stirring (not shown), this churned mechanically effect is to accelerate coagulation process, improves reaction efficiency.
Is settling tank 8 after slow mixed pond 7, and the upper strata waste emulsified mixture in mixed pond 7 is from flowing in settling tank 8 slowly.Settling tank 8 is inclined tube-type settling tank, and the waste emulsified mixture after comprehensive treating process is in the interior generation natural sedimentation of settling tank 8, and the mud precipitating extracts through residual sea water pump 13, and is delivered in sludge sump 12, and supernatant liquid can discharge after after testing.
The method of utilizing this waste emulsified mixture treatment system to process waste emulsified mixture comprises the steps: to adjust alkali, and------oil removal---is fallen COD (chemical oxygen demand (COD))---coagulation-flocculation---precipitation to breakdown of emulsion.
1) start lift pump 21, the waste emulsified mixture extracting in water collecting basin 1 enters in the first pH regulator pond 2, pH controller detects the pH of waste emulsified mixture in real time, and controlling alkali chemicals dosing plant 11a, to add concentration to waste emulsified mixture be 30% sodium hydroxide solution, and the pH value of waste emulsified mixture is adjusted to 10; In pH regulator process, the aeration stirrer in the first pH regulator pond 2 is also started working, and has accelerated contacting of medicament and waste liquid, and Reaction time shorten, raises the efficiency.
2) waste emulsified mixture after regulating flows in breakdown of emulsion pond 3, emulsion splitter chemicals dosing plant 11b is interior input emulsion splitter to breakdown of emulsion pond 3, aeration stirrer starts waste emulsified mixture to carry out aeration agitation simultaneously, emulsion splitter is calcium chloride solution, concentration is 30%, add-on is 80 liters per hour, and the reaction times of breakdown of emulsion reaction is 30 minutes.
Calcium chloride Mechanismic mainly contain following some:
A, calcium chloride (CaCl
2) drop into dissociation in waste emulsified mixture and become positive and negative ion, there is strong hydration and strive water effect, the free water molecule in waste emulsified mixture is reduced, oil droplet is produced to dehydration, thereby destroyed the hydration layer of waste emulsified mixture oil droplet.
B, in the stable waste emulsified mixture of anion surfactant, add CaCl
2after, calcium ion (Ca
2+) compression double electric layer, reduce zeta-potential, reduce the mutual repulsive force between oil in water emulsion micelle, under van der Waals interaction, likely collision also becomes greatly dispersed oil.
C, Ca
2+can generate water-fast metallic soap precipitation with tensio-active agent:
2RS0
3Na+Ca
2+→(RSO
3)
2Ca↓+2Na
+
(RSO
3)
2Ba+Ca
2+→(RSO
3)
2Ca↓+Ba
2+
3) waste emulsified mixture after breakdown of emulsion, from flowing into oil trap 4, carries out physics oil removal by oil trap 4 to it, makes its oily water separation, can remove 90% oil slick.Started from upper strata by the waste emulsified mixture after oil removing from flowing into the second pH regulator pond 5, the while, by the pH regulator of waste emulsified mixture, to neutral, pH value was 7 by sour chemicals dosing plant 11c to this interior input sulfuric acid in the second pH regulator pond 5.The waste emulsified mixture of the second pH regulator pond 5 lower floors flows forward, is introduced into the lower end in organic reaction pond 6, and lacquer mist coagulant chemicals dosing plant 11d, to the interior input lacquer mist coagulant in this organic reaction pond 6, makes the COD of waste emulsified mixture reduce by 60%.
4) through step 3) waste emulsified mixture after treatment first starts to enter fast mixed pond 7 from upper strata, and then start to enter slow mixed pond 8 from lower floor, chemicals dosing plant 11 drops into coagulating agent and flocculation agent to these two ponds respectively, makes suspended particle and solidifying particle and the oil bloom of wadding a quilt with cotton into large particle diameter of little oil droplet in water.Particularly, coagulating agent the best is polymerize aluminum chloride, and concentration is 30%, and add-on is 50 liters per hour, reaction times is 15 minutes, afterwards, then add flocculation agent and constantly stir, flocculation agent the best is polyacrylamide, concentration is 1 ‰, add-on is 15 liters per hour, and the reaction times is 25 minutes, and churned mechanically stirring velocity is 1440 revs/min.
5) by step 4) waste emulsified mixture after coagulation-flocculation is from flowing into settling tank, precipitates 180 minutes, after testing errorless rear discharge.
In sum, through this waste emulsified mixture treatment system waste emulsified mixture after treatment, COD reduces by 80%, and colourity reduces by 90%; Hence one can see that, and this waste emulsified mixture treatment system is a kind of simple to operate, with low cost, the system that processing efficiency is high, and similarly, treatment process is also simple, efficient.
It is to be noted; above-mentioned preferred embodiment is only explanation technical conceive of the present utility model and feature; its object is to allow person skilled in the art can understand content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalences of doing according to the utility model spirit change or modify, within all should being encompassed in protection domain of the present utility model.
Claims (10)
1. a waste emulsified mixture treatment system, is characterized in that it comprises:
Storage waste emulsified mixture also provides the water collecting basin of waste emulsified mixture charging;
Be connected with water collecting basin, and regulate the first pH regulator pond of waste emulsified mixture pH to alkalescence;
Be connected with the first pH regulator pond, and waste emulsified mixture carried out to the breakdown of emulsion pond of breakdown of emulsion reaction;
Be connected with breakdown of emulsion pond, and waste emulsified mixture carried out to the oil trap of oily water separation;
Be connected with oil trap, and the pH value of waste emulsified mixture is adjusted to the second pH regulator pond of 7～8;
And the organic reaction pond connecting successively after this second pH regulator, mixed pond, mixed pond and settling tank slowly soon.
2. waste emulsified mixture treatment system according to claim 1, is characterized in that it also comprises the sludge sump of storing mud, and this sludge sump and described settling tank interconnect.
3. waste emulsified mixture treatment system according to claim 1, is characterized in that: described the first pH regulator pond, breakdown of emulsion pond, the second pH regulator pond, organic reaction pond, in He Manhun pond, mixed pond, be provided with whipping appts soon.
4. waste emulsified mixture treatment system according to claim 1, is characterized in that: in described the first pH regulator pond, the second pH regulator pond and organic reaction pond, be provided with pH controller.
5. waste emulsified mixture treatment system according to claim 1, is characterized in that it also comprises chemicals dosing plant, and this chemicals dosing plant comprises the alkali dosing parts that are connected with described the first pH regulator pond.
6. waste emulsified mixture treatment system according to claim 5, is characterized in that: described chemicals dosing plant also comprises the emulsion splitter dosing parts that are connected with described breakdown of emulsion pond.
7. waste emulsified mixture treatment system according to claim 5, is characterized in that: described chemicals dosing plant also comprises the sour dosing parts that are connected with described the second pH regulator pond.
8. waste emulsified mixture treatment system according to claim 5, is characterized in that: described chemicals dosing plant also comprises the lacquer mist coagulant dosing parts that are connected with described organic reaction pond.
9. waste emulsified mixture treatment system according to claim 5, is characterized in that: described chemicals dosing plant also comprises the coagulating agent dosing parts that are connected with described fast mixed pond.
10. waste emulsified mixture treatment system according to claim 5, is characterized in that: described chemicals dosing plant also comprises the flocculation agent dosing parts that are connected with described slow mixed pond.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420272495.9U CN203904105U (en) | 2014-05-26 | 2014-05-26 | Waste emulsion treating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420272495.9U CN203904105U (en) | 2014-05-26 | 2014-05-26 | Waste emulsion treating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203904105U true CN203904105U (en) | 2014-10-29 |
Family
ID=51778395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420272495.9U Withdrawn - After Issue CN203904105U (en) | 2014-05-26 | 2014-05-26 | Waste emulsion treating system |
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| Country | Link |
|---|---|
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104003549A (en) * | 2014-05-26 | 2014-08-27 | 苏州市众和固体废物回收处理有限公司 | Waste emulsion treatment system |
| CN107188334A (en) * | 2017-06-27 | 2017-09-22 | 山东新美达科技材料有限公司 | Waste emulsified mixture processing method and processing system |
| CN107758917A (en) * | 2017-09-18 | 2018-03-06 | 宁波绿色熵海环保科技有限公司 | Emulsion intelligence harmless treatment device |
| CN108328787A (en) * | 2018-01-19 | 2018-07-27 | 光山白鲨针布有限公司 | A kind of high-concentration emulsified liquid waste water treatment process and its processing unit |
-
2014
- 2014-05-26 CN CN201420272495.9U patent/CN203904105U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104003549A (en) * | 2014-05-26 | 2014-08-27 | 苏州市众和固体废物回收处理有限公司 | Waste emulsion treatment system |
| CN104003549B (en) * | 2014-05-26 | 2015-10-07 | 苏州市众和固体废物回收处理有限公司 | Waste emulsified mixture treatment system |
| CN107188334A (en) * | 2017-06-27 | 2017-09-22 | 山东新美达科技材料有限公司 | Waste emulsified mixture processing method and processing system |
| CN107758917A (en) * | 2017-09-18 | 2018-03-06 | 宁波绿色熵海环保科技有限公司 | Emulsion intelligence harmless treatment device |
| CN108328787A (en) * | 2018-01-19 | 2018-07-27 | 光山白鲨针布有限公司 | A kind of high-concentration emulsified liquid waste water treatment process and its processing unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141029 Effective date of abandoning: 20151007 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |