CN206288996U - A kind of multistage continuous aeration processing unit of dichloromethane waste water - Google Patents
A kind of multistage continuous aeration processing unit of dichloromethane waste water Download PDFInfo
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- CN206288996U CN206288996U CN201621405876.5U CN201621405876U CN206288996U CN 206288996 U CN206288996 U CN 206288996U CN 201621405876 U CN201621405876 U CN 201621405876U CN 206288996 U CN206288996 U CN 206288996U
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- aeration
- aeration tank
- waste water
- aerator
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Abstract
The utility model discloses a kind of multistage continuous aeration processing unit of dichloromethane waste water,Including aeration tank,The aeration tank includes one-level aeration tank,Two grades of aeration tanks and three-level aeration tank,The one-level aeration tank is provided with waterwater entrance,The three-level aeration tank is provided with clear water output,Two grades of aeration tanks are located between the one-level aeration tank and three-level aeration tank,And overflow step by step between aeration tank,Overflow baffle is installed between the two neighboring aeration tank,The aeration tank is provided with aerator,The aerator includes the aerator of aeration trench bottom,Aeration fan and waste gas air exhauster,The utility model can meet quantity-produced needs using multistage continuous aeration groove,Multistage overflow aeration will effectively facilitate flowing of the waste water in groove,Dichloromethane is promoted to volatilize rapidly,The tube aerator with micropore is remarkably improved aeration effect simultaneously,Make dichloromethane waste water by after three-level Air Exposure,Reach direct discharge standard.
Description
Technical field
The utility model is related to technical field of waste water processing, at specially a kind of multistage continuous aeration of dichloromethane waste water
Reason device.
Background technology
Needed in wet method lithium ion battery separator production process using higher boiling, the solvent of low volatility as pore former (stone
Wax oil), and in extraction process, it is eluted out using low boiling, effumability solvent, then through drying, by membrane surface, micro-
Extractant in hole is evaporated, into exhaust treatment system.Conventional extractant has hexane, heptane, acetone, dichloromethane etc.
Effumability organic solvent, wherein, dichloromethane due to its characteristic nonflammable, non-explosive, small to harm, using the most
Extensively, in technique mistake in 201010588709.X " high-purity recovery of different content dichloromethane waste water and energy integrated technique "
The waste heat for making full use of tower reactor to discharge in journey, preheats distilland, and energy is fully utilized.This technique is almost adaptable to
All dichloromethane waste water need the occasion that high-purity is reclaimed.
At present, the most commonly used method of dichloromethane exhaust-gas treatment is absorption method：The dichloromethane waste gas of high concentration is sent
Enter and adsorb casing, the adsorbed material of dichloromethane molecule absorbs, and after reaching saturation, is parsed using vapor, condensed
To the liquid dichloromethane for reclaiming, meanwhile, sorbing material is regenerated, and is recycled.In resolving, because using water vapour
Substantial amounts of parsing waste water is produced, it is general to be filled to carrying out qualified discharge, traditional aeration after parsing wastewater treatment using aerator
Put and there are problems that intermittent duty, treating capacity be small, efficiency is low.
Utility model content
The purpose of this utility model is to provide a kind of multistage continuous aeration processing unit of dichloromethane waste water, to solve
The problem proposed in above-mentioned background technology.
To achieve the above object, the utility model provides following technical scheme：A kind of multistage of dichloromethane waste water is continuous
Aeration treatment apparatus, including aeration tank, the aeration tank include one-level aeration tank, two grades of aeration tanks and three-level aeration tank, described
One-level aeration tank is provided with waterwater entrance, and the three-level aeration tank is provided with clear water output, and two grades of aeration tanks are located at described
Between one-level aeration tank and three-level aeration tank, and overflow step by step between aeration tank, it is provided between the two neighboring aeration tank
Overflow baffle, the inside of the aeration tank is provided with jet chimney, and the aeration tank is provided with aerator, and the aerator includes
The aerator of Aeration fan, waste gas air exhauster and aeration trench bottom, the air inlet of the aerator is connected with the Aeration fan,
The Aeration fan is arranged on the bottom of aeration tank, and the waste gas air exhauster is arranged on the top of aeration tank, the waste gas exhausting
The air inlet of machine is communicated with the top of aeration tank.
Preferably, the aerator is tube aerator.
Preferably, the aeration tank uses 316L stainless steels.
Preferably, two pieces of overflow baffles are installed, the baffle length is identical between the two neighboring aeration tank, level away from
From 15mm, setting height(from bottom) dislocation 10mm.
Preferably, the aeration tank heating and temperature control is 50 DEG C.
Preferably, the aeration tank heating saturated vapor, steam pressure is 0.10Mpa.
Preferably, the Aeration fan, waste gas air exhauster and the preferred 316L stainless steels of aeration tank connecting pipe.
Preferably, the Aeration fan uses Frequency Converter Control, and the Aeration fan takes air port and is equipped with filter.
Preferably, the Aeration fan, waste gas air exhauster and aeration tank connecting pipe use 316L stainless steels, described
The runner of waste gas air exhauster uses 316L stainless steels.
Preferably, the aerator is the tube aerator with micropore, and micro-pore diameter is 1.0mm.
Preferably, the aerator is Teflon material.
Compared with prior art, the beneficial effects of the utility model are：The utility model and general dichloromethane waste water
Aerator is compared, and quantity-produced needs can be met using multistage continuous aeration groove, is especially suitable for the larger work of wastewater flow rate
Condition condition, secondly, multistage overflow aeration will effectively facilitate flowing of the waste water in groove, promote dichloromethane to volatilize rapidly, while
Tube aerator with micropore is remarkably improved aeration effect, makes dichloromethane waste water straight by after three-level Air Exposure, reaching
Connect discharge standard.
Brief description of the drawings
Fig. 1 is multistage continuous aeration processing unit schematic diagram；
Fig. 2 is the tube aerator schematic diagram with micropore.
In figure：1- one-level aeration tanks；Bis- grades of aeration tanks of 2-；3- three-level aeration tanks；4- jet chimneys；5- aerators；51- is micro-
Hole；52- air inlets；6- Aeration fans；7- waste gas air exhausters；8- overflow baffles；9- waterwater entrances；10- clear water outputs；11- exposes
Air drain.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of the utility model protection.
Fig. 1-2 is referred to, the utility model provides a kind of technical scheme：A kind of multistage continuous aeration of dichloromethane waste water
Processing unit, including aeration tank 11, the aeration tank 11 include 1, two grades of aeration tanks 2 of one-level aeration tank and three-level aeration tank 3, institute
State one-level aeration tank 1 and be provided with waterwater entrance 9, the three-level aeration tank 3 is provided with clear water output 10, two grades of aeration tanks 2
Between the one-level aeration tank 1 and three-level aeration tank 3, and overflow step by step between aeration tank 11, the two neighboring aeration
Overflow baffle 8 is installed, the inside of the aeration tank 11 is provided with jet chimney 4, and saturated vapor passes through jet chimney 4 between groove 11
For waste water heating in feeding aeration tank, the aeration tank 11 is provided with aerator, and the aerator includes the bottom of aeration tank 11
Aerator 5, Aeration fan 6 and waste gas air exhauster 7, the air inlet 52 of the aerator 5 is connected with the Aeration fan 6, institute
Aeration fan 6 is stated installed in the bottom of aeration tank 11, the waste gas air exhauster 7 is arranged on the top of aeration tank 11, the waste gas
The air inlet of air exhauster 7 is communicated with the top of aeration tank 11, and the gas that air exhauster 7 produces aeration process is extracted out at feeding waste gas
Reason system.
The aeration tank 11 uses 316L stainless steels；Two pieces of overflow gears are installed between the two neighboring aeration tank 11
Plate 8, the length of the overflow baffle 8 is identical, horizontal range 15mm, setting height(from bottom) dislocation 10mm；The heating-up temperature of the aeration tank 11
It is controlled to 50 DEG C；The heating of the aeration tank 11 uses saturated vapor, and steam pressure is 0.10Mpa；The Aeration fan 6, waste gas
Air exhauster 7 uses 316L stainless steels with the connecting pipe of aeration tank 11；The Aeration fan 6 uses Frequency Converter Control, described
The air outlet of Aeration fan 6 is equipped with filter；The Aeration fan 6, waste gas air exhauster 7 use 316L with the connecting pipe of aeration tank 11
Stainless steel, the runner of the waste gas air exhauster 7 uses 316L stainless steels；The aerator 5 is the pipe with micropore 51
Formula aerator, a diameter of 1.0mm of micropore 51；The aerator 5 is Teflon material.
Operation principle：The waste water of inflow enters the device and by the overflow step by step of overflow baffle 8 from one-level aeration tank 1, gives up
Water is finally distributed in aeration tank 11, and each bottom of aeration tank 11 is provided with four aerators 5, will be fresh using Aeration fan 6
Air is sent into aeration tank 11 by tube aerator 5, while being heated to aeration tank 11 using vapor, sets aeration tank
More than dichloromethane boiling point, under the disturbance of aeration, the dichloromethane contained by waste water is evaporated 11 temperature, uses air exhauster
The gas of volatilization in aeration tank 11 is evacuated to dichloromethane exhaust treatment system by 7, and the waste water of three-level aeration tank 3 is up to standard from floss hole
Discharge, the utility model can be met compared with general dichloromethane waste water aeration apparatus using multistage continuous aeration groove 11
Quantity-produced needs, and is especially suitable for the larger working condition of wastewater flow rate, and secondly, multistage overflow aeration will effectively facilitate waste water and exist
Flowing in groove, promotes dichloromethane to volatilize rapidly, while the tube aerator with micropore is remarkably improved aeration effect, makes two
Chloromethanes waste water is by after 3 grades of Air Exposures, reaching direct discharge standard.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out various changes in the case where principle of the present utility model and spirit is not departed from, repaiies
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (10)
1. a kind of multistage continuous aeration processing unit of dichloromethane waste water, including aeration tank (11), it is characterised in that：The exposure
Air drain (11) includes one-level aeration tank (1), two grades of aeration tanks (2) and three-level aeration tank (3), is set on the one-level aeration tank (1)
There is waterwater entrance (9), the three-level aeration tank (3) is provided with clear water output (10), and two grades of aeration tanks (2) are positioned at described one
Between level aeration tank (1) and three-level aeration tank (3), and overflow step by step between aeration tank (11), the two neighboring aeration tank
(11) overflow baffle (8) is installed, the inside of the aeration tank (11) is provided with jet chimney (4), the aeration tank (11) between
Aerator is provided with, the aerator includes the aerator (5), Aeration fan (6) and waste gas exhausting of aeration tank (11) bottom
Machine (7), the air inlet (52) of the aerator (5) is connected with the Aeration fan (6), and the Aeration fan (6) is installed in exposure
The bottom of air drain (11), the waste gas air exhauster (7) is arranged on the top of aeration tank (11), and waste gas air exhauster (7) are entered
Air port communicates with the top of aeration tank (11).
2. the multistage continuous aeration processing unit of a kind of dichloromethane waste water according to claim 1, it is characterised in that：Institute
State aeration tank (11) and use 316L stainless steels.
3. the multistage continuous aeration processing unit of a kind of dichloromethane waste water according to claim 1, it is characterised in that：Institute
Two pieces of overflow baffles (8) of installation between two neighboring aeration tank (11) are stated, overflow baffle (8) length is identical, horizontal range
15mm, setting height(from bottom) dislocation 10mm.
4. the multistage continuous aeration processing unit of a kind of dichloromethane waste water according to claim 1, it is characterised in that：Institute
Aeration tank (11) heating and temperature control is stated for 50 DEG C.
5. the multistage continuous aeration processing unit of a kind of dichloromethane waste water according to claim 1, it is characterised in that：Institute
State aeration tank (11) heating and use saturated vapor, steam pressure is 0.10Mpa.
6. the multistage continuous aeration processing unit of a kind of dichloromethane waste water according to claim 1, it is characterised in that：Institute
State Aeration fan (6), waste gas air exhauster (7) and use 316L stainless steels with aeration tank (11) connecting pipe.
7. the multistage continuous aeration processing unit of a kind of dichloromethane waste water according to claim 1, it is characterised in that：Institute
State Aeration fan (6) and use Frequency Converter Control, Aeration fan (6) air outlet is equipped with filter.
8. the multistage continuous aeration processing unit of a kind of dichloromethane waste water according to claim 1, it is characterised in that：Institute
Aeration fan (6), waste gas air exhauster (7) are stated with aeration tank (11) connecting pipe using 316L stainless steels, the waste gas is taken out
The runner of blower fan (7) uses 316L stainless steels.
9. the multistage continuous aeration processing unit of a kind of dichloromethane waste water according to claim 1, it is characterised in that：Institute
It is the tube aerator with micropore (51), micropore (51) a diameter of 1.0mm to state aerator (5).
10. the multistage continuous aeration processing unit of a kind of dichloromethane waste water according to claim 1, it is characterised in that：
The aerator (5) is Teflon material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621405876.5U CN206288996U (en) | 2016-12-21 | 2016-12-21 | A kind of multistage continuous aeration processing unit of dichloromethane waste water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621405876.5U CN206288996U (en) | 2016-12-21 | 2016-12-21 | A kind of multistage continuous aeration processing unit of dichloromethane waste water |
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| CN206288996U true CN206288996U (en) | 2017-06-30 |
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| CN201621405876.5U Active CN206288996U (en) | 2016-12-21 | 2016-12-21 | A kind of multistage continuous aeration processing unit of dichloromethane waste water |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111054183A (en) * | 2019-12-27 | 2020-04-24 | 中材锂膜有限公司 | Waste gas recovery process in wet lithium battery diaphragm production process |
-
2016
- 2016-12-21 CN CN201621405876.5U patent/CN206288996U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111054183A (en) * | 2019-12-27 | 2020-04-24 | 中材锂膜有限公司 | Waste gas recovery process in wet lithium battery diaphragm production process |
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