CN205933348U - Continuous neutrodyne system of EDTA series waste water - Google Patents
Continuous neutrodyne system of EDTA series waste water Download PDFInfo
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- CN205933348U CN205933348U CN201620963719.XU CN201620963719U CN205933348U CN 205933348 U CN205933348 U CN 205933348U CN 201620963719 U CN201620963719 U CN 201620963719U CN 205933348 U CN205933348 U CN 205933348U
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- waste water
- neutralizing tank
- caustic soda
- liquid caustic
- dividing plate
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Abstract
The utility model discloses a continuous neutrodyne system of EDTA series waste water, belong to waste water treatment equipment technical field, neutrodyne system includes the neutralizing tank, still include pH detection device, be provided with waste water import and liquid caustic soda import on the lateral wall of neutralizing tank bottom, the feed direction of waste water import and liquid caustic soda import is respectively rather than the parallel tangential feed mouth that forms of the tangential direction of present position neutralizing tank inner wall, be provided with the overflow mouth on the lateral wall of neutralizing tank top, PH detection device's sense terminal is located neutralizing tank overflow mouth below. In the waste water of EDTA series, liquid caustic soda get into the neutralizing tank along tangential direction, the spin mixing, if the pH value is in the prescribed limit, feed liquor speed is unchangeable, and the waste water after the neutralization gets into evaporation plant through the overflow mouth and carries out the concentration, if the pH value is not requiring the within range, in time adjust the feeding volume of waste water, liquid caustic soda, in the prescribed limit was arrived to messenger pH value, operation process was simple, convenient, installs simply, and equipment investment cost is low, easily realizes.
Description
Technical field
This utility model belongs to sewage treatment equipment technical field, is related to a kind of EDTA series waste water and continuously neutralizes dress
Put.
Background technology
EDTA series of products are important chelating agent, be widely used in water treatment agent, washing additive, illumination chemicals,
Papermaking chemical product, oil field chemical, boilercompound and analytical reagent.But wastewater treatment work in EDTA series of products production process
Skill haves such problems as that wastewater flow rate is big, in waste water and rear pH fluctuation is big.Intermittent mode is adopted, typically all with device in traditional waste water
It is in oxytropism wastewater disposal basin plus alkali, then plays circulation mixing with pump, have that incorporation time length, pH be unstable, equipment loss is high
Shortcoming.Research worker continuously neutralizes device and conducts in-depth research and test to EDTA series waste water, finds to cause waste water difficult
The reason process, mainly useless Organic substance in water decomposed thoroughly, and organic substance therein mainly decomposes in the basic conditions,
If by pH stable regulation to prescribed limit, waste water is just easier to process after neutralization, therefore needs a kind of neutralization device badly.
Content of the invention
This utility model, in order to overcome the defect of prior art, devises a kind of EDTA series waste water and continuously neutralizes device,
Simple and reasonable, efficiently pH regulator can be carried out to EDTA series waste water, realize continuous neutralization, reduce equipment loss, tool
There is higher practicality.
The concrete technical scheme that this utility model is taken is：A kind of EDTA series waste water continuously neutralizes device, including in
With tank it is important to：Described neutralization device also includes pH detection means, and neutralizing tank bottom sidewall is provided with waste water inlet and liquid
Alkali import, waste water inlet and the feedstock direction of liquid caustic soda import respectively with its present position and top tank structure the parallel shape of tangential direction
Tangentially charging aperture, neutralizing tank top sidewall is provided with overfall, and the test side of pH detection means is located at overflow in neutralizing tank
Below mouthful.
Described waste water inlet and liquid caustic soda entrance are both provided with valve, respectively waste water control valve and liquid caustic soda regulating valve
Door, waste water control valve and liquid caustic soda control valve are all located at outside neutralizing tank.
Set up horizontally disposed dividing plate, dividing plate will be separated into upper and lower two chambers, the inspection of pH detection means inside neutralizing tank
Survey end and be located at epicoele interior, dividing plate is offered one group of flowing hole being connected with lower chambers, each flowing hole is located at upper chamber
Side is both provided with shower nozzle, and the port of export of shower nozzle is towards surface.
The quantity of described shower nozzle is 2～4, and all of shower nozzle is uniformly arranged along the radial line of neutralizing tank.
One group of support block is along the circumferential direction fixed with the inwall of described neutralizing tank, dividing plate is placed in support block, supports
Block surface is provided with corrosion-resistant coating.
It is provided with sealing ring, sealing ring is fixedly connected with dividing plate between described dividing plate and neutralizing tank.
Described dividing plate and sealing ring surface are both provided with corrosion-resistant coating.
Described pH detection means is online pH meter.
The internal diameter of described neutralizing tank be 160～320cm, between overfall lower surface to neutralizing tank bottom interior wall vertical away from
From for 350～600cm.
The beneficial effects of the utility model are：The waste water of EDTA series, liquid caustic soda are first passed through waste water inlet and liquid caustic soda import
Tangentially enter inside neutralizing tank, spin mixes, detect pH value through pH detection means, if pH value is in prescribed limit,
Feed speed is constant, and the waste water after neutralization enters vaporising device through overfall and concentrated；If pH value is not in claimed range,
Adjustment waste water, the inlet amount of liquid caustic soda in time, makes pH value reach in prescribed limit, operating process is simple, convenient, and device is simple, if
Standby cost of investment is low, it is easy to accomplish, and there is good serviceability.
Brief description
Fig. 1 is structural representation of the present utility model.
In accompanying drawing, 1 represents neutralizing tank, and 2 represent pH detection means, and 3 represent overfall, and 4 represent waste water control valve, 5 generations
Table liquid caustic soda control valve, 6 represent dividing plate, and 7 represent shower nozzle, and 8 represent support block, and 9 represent sealing ring.
Specific embodiment
With specific embodiment, this utility model is elaborated below in conjunction with the accompanying drawings：
Specific embodiment, as shown in Figure 1 a kind of EDTA series waste water continuously neutralize device, including neutralizing tank 1, neutralizing tank 1
Internal diameter be 160～320cm, the vertical distance between overfall 3 lower surface to neutralizing tank 1 bottom interior wall be 350～600cm.
Neutralization device also includes pH detection means 2, and pH detection means 2 is online pH meter, and online pH meter can be with continuous monitoring and by result
Show in digital form, conveniently check, neutralizing tank 1 bottom sidewall is provided with waste water inlet and liquid caustic soda import, and waste water enters
Mouth and the tangential direction parallel formation tangential feed with its present position neutralizing tank 1 inwall respectively of the feedstock direction of liquid caustic soda import
Mouthful, neutralizing tank 1 top sidewall is provided with overfall 3, the test side of pH detection means 2 is located under overfall 3 in neutralizing tank 1
Side.
The waste water of EDTA series, liquid caustic soda are entered inside neutralizing tank 1 in the way of tangential feed, and spin mixes, through pH detection
Device 2 detects pH value, if pH value is in prescribed limit, feed speed is constant, and the waste water after neutralization enters evaporation through overfall 3
Device is concentrated；If pH value is not in claimed range, adjustment waste water, the inlet amount of liquid caustic soda in time, make pH value reach regulation
In the range of, operating process is simple, convenient, and structure is simple, and equipment investment cost is low, it is easy to accomplish.
As to further improvement of the utility model, waste water inlet and liquid caustic soda entrance are both provided with valve, respectively
Waste water control valve 4 and liquid caustic soda control valve 5, waste water control valve 4 and liquid caustic soda control valve 5 are all located at outside neutralizing tank 1.?
Line pH meter real-time detection pH value, if pH value is in prescribed limit, feed speed is constant, and the waste water after neutralization enters through overfall 3
Enter vaporising device to be concentrated；If pH value is not in claimed range, adjust waste water control valve 4 and liquid caustic soda control valve in time
5 aperture, thus the pH value of solution is controlled within the required range, structure is simple, convenient to operation.
As to further improvement of the utility model, setting up horizontally disposed dividing plate 6, dividing plate 6 is by neutralizing tank 1 interior part
It is divided into upper and lower two chambers, the test side of pH detection means 2 is located at epicoele interior, dividing plate 6 offers one group with lower chambers even
Logical flowing hole, the side that each flowing hole is located at upper chamber is both provided with shower nozzle 7, and the port of export of shower nozzle 7 is towards surface.Make
Obtain the liquid in hypocavate and can only enter epicoele interior through flowing hole and shower nozzle 7, the impulsive force that shower nozzle 7 sprays liquid can be made
For the power of stirring, the liquid making epicoele indoor mixes again so that the waste water of EDTA series and liquid caustic soda haptoreaction again, more
Ensure neutralization well.The quantity of shower nozzle 7 is 2～4, and all of shower nozzle 7 is uniformly arranged along the radial line of neutralizing tank 1, is protecting
On the premise of card dividing plate 6 intensity, the waste water of EDTA series and liquid caustic soda is made to mix again, neutralization is more preferable.
As to further improvement of the utility model, the inwall of neutralizing tank 1 being along the circumferential direction fixed with one group of support
Block 8, dividing plate 6 is placed in support block 8, during use, dividing plate 6 is put in support block 8 it is not necessary to when dividing plate 6 is taken out, pick and place
Convenient and swift, time saving and energy saving.Support block 8 surface is provided with corrosion-resistant coating, it is to avoid support block 8 is directly contacted with liquid and rotten
Erosion, can extend the service life of support block 8.
As to further improvement of the utility model, between dividing plate 6 and neutralizing tank 1, it is provided with sealing ring 9, sealing ring 9
It is fixedly connected with dividing plate 6, good sealing effect, dividing plate 6 and sealing ring 9 surface are both provided with corrosion-resistant coating, can extend dividing plate 6 He
The service life of sealing ring 9.
This utility model is in the specific implementation：Open waste water control valve 4 and liquid caustic soda control valve 5, serial the giving up of EDTA
Water and liquid caustic soda pass through in waste water inlet and the hypocavate of liquid caustic soda import entrance neutralizing tank 1 respectively, and the mix homogeneously that spins, and work as cavity of resorption
When liquid level in formula reaches dividing plate 6 position, under the waste water of EDTA series and the impetus of liquid caustic soda going successively to, hypocavate
Interior liquid enters through flowing hole and shower nozzle 7 that epicoele is indoor, the liquid that shower nozzle 7 sprays during declining with surrounding liquid again
Secondary contact mixing, and the impulsive force that shower nozzle 7 sprays liquid can be used as the power of stirring, and the liquid making epicoele indoor mixes again
Close, the indoor pH value of online pH meter real-time detection epicoele, if pH value is in prescribed limit, waste water control valve 4 and liquid caustic soda are adjusted
The aperture of section valve 5 keeps constant continuation feed liquor, and the waste water after neutralization enters vaporising device through overfall 3 and concentrated；If
PH value, not in claimed range, adjusts the aperture of waste water control valve 4 and liquid caustic soda control valve 5 in time, thus the pH by solution
Value controls within the required range.By this device, what EDTA series waste water can be quick, stable is neutralized process, the company of realization
Continuous metaplasia is produced, and structure is simple, reduces pollution, has saved cost.
Claims (9)
1. a kind of EDTA series waste water continuously neutralizes device, including neutralizing tank (1) it is characterised in that：Described neutralization device is also
Including pH detection means (2), neutralizing tank (1) bottom sidewall is provided with waste water inlet and liquid caustic soda import, waste water inlet and liquid caustic soda
The feedstock direction of import formation tangential feed mouth parallel with the tangential direction of its present position neutralizing tank (1) inwall respectively, neutralization
Overfall (3) is provided with tank (1) top sidewall, the test side of pH detection means (2) is located at the interior overfall of neutralizing tank (1) (3)
Lower section.
2. a kind of EDTA series waste water according to claim 1 continuously neutralize device it is characterised in that：Described waste water enters
Mouth and liquid caustic soda entrance are both provided with valve, respectively waste water control valve (4) and liquid caustic soda control valve (5), waste water regulating valve
Door (4) and liquid caustic soda control valve (5) are all located at neutralizing tank (1) outside.
3. a kind of EDTA series waste water according to claim 1 continuously neutralize device it is characterised in that：Set up and be horizontally disposed with
Dividing plate (6), dividing plate (6) will be separated into upper and lower two chambers inside neutralizing tank (1), and the test side of pH detection means (2) is located at
Epicoele is indoor, and dividing plate (6) is offered one group of flowing hole being connected with lower chambers, and each flowing hole is located at the side of upper chamber
It is provided with shower nozzle (7), the port of export of shower nozzle (7) is towards surface.
4. a kind of EDTA series waste water according to claim 3 continuously neutralize device it is characterised in that：Described shower nozzle (7)
Quantity be 2～4, all of shower nozzle (7) is uniformly arranged along the radial line of neutralizing tank (1).
5. a kind of EDTA series waste water according to claim 3 continuously neutralize device it is characterised in that：Described neutralizing tank
(1) one group of support block (8) is along the circumferential direction fixed with inwall, dividing plate (6) is placed in support block (8), support block (8) table
Face is provided with corrosion-resistant coating.
6. a kind of EDTA series waste water according to claim 3 continuously neutralize device it is characterised in that：Described dividing plate
(6) it is provided with sealing ring (9) and neutralizing tank (1) between, sealing ring (9) is fixedly connected with dividing plate (6).
7. a kind of EDTA series waste water according to claim 6 continuously neutralize device it is characterised in that：Described dividing plate
And sealing ring (9) surface is both provided with corrosion-resistant coating (6).
8. a kind of EDTA series waste water according to claim 1 continuously neutralize device it is characterised in that：Described pH detection
Device (2) is online pH meter.
9. a kind of EDTA series waste water according to claim 1 continuously neutralize device it is characterised in that：Described neutralizing tank
(1) internal diameter is 160～320cm, the vertical distance between overfall (3) lower surface to neutralizing tank (1) bottom interior wall for 350～
600cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620963719.XU CN205933348U (en) | 2016-08-29 | 2016-08-29 | Continuous neutrodyne system of EDTA series waste water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620963719.XU CN205933348U (en) | 2016-08-29 | 2016-08-29 | Continuous neutrodyne system of EDTA series waste water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205933348U true CN205933348U (en) | 2017-02-08 |
Family
ID=57952921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620963719.XU Active CN205933348U (en) | 2016-08-29 | 2016-08-29 | Continuous neutrodyne system of EDTA series waste water |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109095583A (en) * | 2018-09-25 | 2018-12-28 | 孙勇 | A kind of Integrated Processing Unit of refinery alkaline residue |
| CN116715339A (en) * | 2023-06-25 | 2023-09-08 | 天富（连云港）食品配料有限公司 | EDTA series wastewater continuous neutralization device |
-
2016
- 2016-08-29 CN CN201620963719.XU patent/CN205933348U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109095583A (en) * | 2018-09-25 | 2018-12-28 | 孙勇 | A kind of Integrated Processing Unit of refinery alkaline residue |
| CN109095583B (en) * | 2018-09-25 | 2021-10-29 | 东营联合石化有限责任公司 | Comprehensive treatment device for oil refining alkaline residue waste liquid |
| CN116715339A (en) * | 2023-06-25 | 2023-09-08 | 天富（连云港）食品配料有限公司 | EDTA series wastewater continuous neutralization device |
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| GR01 | Patent grant |