CN209602181U - A kind of pH Neutralization of Industrial Wastewater automatic control device - Google Patents
A kind of pH Neutralization of Industrial Wastewater automatic control device Download PDFInfo
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- CN209602181U CN209602181U CN201822140375.4U CN201822140375U CN209602181U CN 209602181 U CN209602181 U CN 209602181U CN 201822140375 U CN201822140375 U CN 201822140375U CN 209602181 U CN209602181 U CN 209602181U
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- waste water
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Abstract
The utility model relates to a kind of pH Neutralization of Industrial Wastewater automatic control devices, including acid waste water reservoir, alkaline waste water reservoir, pH value conditioning tank, agitating paddle is equipped in pH value conditioning tank, acid waste water reservoir and alkaline waste water reservoir pass through acid waste water delivery pipe respectively, alkaline waste water delivery pipe is connected to pH value conditioning tank, the first pneumatic operated valve is connected on the pipeline of acid waste water delivery pipe, acid waste water delivery pump, the second pneumatic operated valve is connected on the pipeline of alkaline waste water delivery pipe, alkaline waste water delivery pump, pH value adjusts bottom of pond portion neutrality waste water delivery pipe, the pipeline of neutral waste water delivery pipe is equipped with third pneumatic operated valve, neutral waste water delivery pump；Agitating paddle is installed, pH value conditioning tank lower end is also equipped with pH value analyzer in pH value conditioning tank.The utility model monitors pH value, temperature and the liquid level of pH value conditioning tank waste water in real time, and automatical dosing adds alkali, reaches pH value range requirement that is neutral or close neutral or being suitable for lower step processing after guaranteeing processing waste water.
Description
Technical field
The utility model relates to water-treatment technology fields, in particular to a kind of pH Neutralization of Industrial Wastewater automatically controls
Device.
Background technique
In fine chemistry industry production, alkaline waste water and acid waste water are most common two kinds of waste water in industrial wastewater, row
It puts to reach the requirement of environmental protection, acid-base neutralization is essential work.So that waste water is carried out the neutralization reaction of soda acid, adjusts
The pH value (pH value) of waste water makes it be in neutrality or approach pH value range that is neutral or being suitable for lower step processing.Due to Industry Waste
The water and water quality of water are usually unbalanced, tend to vary with the variation of production and change.In order to carry out the adjusting and water quality of water
It is equal and, reduce peak flow and high-concentration waste water influence, the balancing tank (acidic and alkaline waste water storage pool) of enough volumes need to be set
If current conventional method is when pH value as defined in being not achieved after neutralizing as a kind of pretreated facility or neutralizing device waste water
Timing is sampled in waste water by worker, measures the PH value of waste water, then according to the acid-base property of waste water, then plus spent acid or salkali waste into
Row adjusting appropriate.The not only heavy workload of worker in this way, labor intensity is high, and wastewater treatment quality cannot guarantee that at any time
Reach pH value range requirement that is neutral or close neutral or being suitable for lower step processing.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, adapt to reality and need, provide a kind of industrial wastewater
PH value automatic control device.
In order to realize the purpose of this utility model, the technical solution adopted in the utility model are as follows:
A kind of pH Neutralization of Industrial Wastewater automatic control device, including acid waste water reservoir, alkaline waste water reservoir, pH value are adjusted
Pond is equipped with agitating paddle in the pH value conditioning tank, and the acid waste water reservoir and alkaline waste water reservoir pass through spent acidic respectively
Water delivery pipe, alkaline waste water delivery pipe are connected to pH value conditioning tank, connect first on the pipeline of the acid waste water delivery pipe
Pneumatic operated valve, acid waste water delivery pump are connected with the second pneumatic operated valve, alkaline waste water conveying on the pipeline of the alkaline waste water delivery pipe
It pumps, neutral waste water delivery pipe is equipped at the pH value conditioning tank outlet at bottom, is set on the pipeline of the neutrality waste water delivery pipe
There are third pneumatic operated valve, neutral waste water delivery pump；Agitating paddle is installed, pH value conditioning tank lower end is also in the pH value conditioning tank
PH value analyzer is installed.
The pH value analyzer, the first pneumatic operated valve, the second pneumatic operated valve, third pneumatic operated valve with the control of automatic control system
Device connection, first pneumatic operated valve, the second pneumatic operated valve, third pneumatic operated valve are conveyed with acid waste water delivery pump, alkaline waste water respectively
Pump, neutral waste water delivery pump linkage, when the numerical value that the pH value analyzer is measured is higher than the preset value of automatic control system, control
Device connects the control circuit of the first pneumatic operated valve, and the acid waste water in acid waste water reservoir injects pH value conditioning tank；The pH value
When the numerical value that analyzer is measured is lower than the preset value of automatic control system, controller connects the control circuit of the second pneumatic operated valve, alkali
Property waste water reservoir in acid waste water inject pH value conditioning tank.
The side wall of the wastewater disposal basin is also circumscribed with temperature-indicating instrument, level gauging instrument, the level gauging instrument and controller
Connection, when the liquid level that level gauging instrument detects reaches the preset value upper limit in controller, then it is pneumatic to connect third for controller
Neutral waste water is sent to the processing of three wastes subsequent processing by neutral waste water delivery pipe by the control circuit of valve, neutral waste water delivery pump,
Until then controller disconnects the control of third pneumatic operated valve when reaching default liquid level lower limit, neutral waste water delivery pump stops pumping.
The utility model has the beneficial effects that:
1. a kind of pH Neutralization of Industrial Wastewater automatic control device of the utility model, by installing PH in pH value conditioning tank lower end
Meter, temperature-indicating instrument and level gauging instrument can monitor pH value, temperature and the liquid of pH value conditioning tank waste water in real time
Position, automatical dosing add alkali, reach pH value that is neutral or close neutral or being suitable for lower step processing after can guarantee processing waste water at any time
Area requirement.
2. using DCS automatic control technology, the workload of worker is greatly reduced, a large amount of labor cost is saved, grasped
Make convenient and efficient.
Detailed description of the invention
Fig. 1 is the structure diagram of the utility model.
Fig. 2 is the control schematic diagram of each pneumatic operated valve of Fig. 1 and controller.
In figure, 1 be waste water reservoir, 2 be the first pneumatic operated valve, 3 be acid waste water delivery pump, 4 be acid waste water delivery pipe, 5
It is the second pneumatic operated valve for alkaline waste water reservoir, 6,7 be alkaline waste water delivery pump, and 8 be alkaline waste water delivery pipe, and 9 be pH value tune
Pond is saved, 10 be agitating paddle, and 11 be level gauging instrument, and 12 be temperature-indicating instrument, and 13 be pH value analyzer, and 14 be third pneumatic operated valve,
15 be neutral waste water delivery pump, and 16 be neutral waste water delivery pipe.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and examples:
Embodiment: referring to Fig. 1, Fig. 2.
The utility model discloses a kind of pH Neutralization of Industrial Wastewater automatic control device, including acid waste water reservoir 1, alkalinity are useless
Water reservoir 5, pH value conditioning tank 9, the acid waste water generated in industrial production are discharged into acid waste water reservoir 1, practice waste water row
Enter alkaline waste water reservoir 5, agitating paddle 10, the acid waste water reservoir 1 and alkaline waste water storage are equipped in the pH value conditioning tank 9
Pond 5 is connected to by acid waste water delivery pipe 4, alkaline waste water delivery pipe 8 with pH value conditioning tank 9 respectively, and the acid waste water is defeated
It send and connects the first pneumatic operated valve 2, acid waste water delivery pump 3 on the pipeline of pipe 4, connected on the pipeline of the alkaline waste water delivery pipe 8
There are the second pneumatic operated valve 6, alkaline waste water delivery pump 7, neutral waste water delivery pipe is equipped at 9 outlet at bottom of pH value conditioning tank
16, the pipeline of the neutrality waste water delivery pipe 16 is equipped with third pneumatic operated valve 14, neutral waste water delivery pump 15；The pH value tune
Section is equipped with agitating paddle 10 in pond 9, and 9 lower end of pH value conditioning tank is also equipped with pH value analyzer 13.According to pH value conditioning tank 9
The reading for the pH value analyzer 13 that lower end is also installed is to judge the pH value in pH value conditioning tank 9, if lower than required
Numerical value then opens the second pneumatic operated valve 6, alkaline waste water delivery pump 7, alkaline waste water is pumped into pH value conditioning tank 9, agitating paddle 10 stirs
The reading of pH value analyzer 13 is read again after mixing uniformly, until meeting the requirements, similarly, if the reading of pH value analyzer 13 is higher than
Required numerical value, then open the first pneumatic operated valve 2, acid waste water delivery pump 3, and agitating paddle 10 reads again pH value after mixing evenly
The reading of analyzer 13, until meeting the requirements.
Preferably, pH value analyzer described above, the first pneumatic operated valve 2, the second pneumatic operated valve 6, third pneumatic operated valve 14 and from
The controller of autocontrol system connects, first pneumatic operated valve 2, the second pneumatic operated valve 6, third pneumatic operated valve 14 respectively with acid waste water
Delivery pump 3, alkaline waste water delivery pump 7, neutral waste water delivery pump 15 link, and the numerical value that the pH value analyzer is measured is higher than automatic
When the preset value of control system, controller connects the control circuit of the first pneumatic operated valve 2, the acid waste water in acid waste water reservoir 1
Inject pH value conditioning tank；When the numerical value that the pH value analyzer is measured is lower than the preset value of automatic control system, controller is connect
Lead to the control circuit of the second pneumatic operated valve 6, the acid waste water in alkaline waste water reservoir 5 injects pH value conditioning tank.In the controller
The critical value for being switched on or switched off circuit is set as routine techniques, is not chased again.
The side wall of the wastewater disposal basin is also circumscribed with temperature-indicating instrument 12, level gauging instrument 11, the level gauging instrument 11 with
Controller connection, when the liquid level that level gauging instrument 11 detects reaches the preset value upper limit in controller, then controller is connected
Neutral waste water is passed through neutral waste water delivery pipe 16 and is sent to the three wastes by the control circuit of third pneumatic operated valve 14, neutral waste water delivery pump 15
Subsequent processing processing, until then controller disconnects the control of third pneumatic operated valve 14, neutral waste water when reaching default liquid level lower limit
Delivery pump 15 stops pumping.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalents made based on the specification and figures of the utility model are applied directly or indirectly in relevant technical field,
It is also included in the patent protection scope of the utility model.
Claims (3)
1. a kind of pH Neutralization of Industrial Wastewater automatic control device, it is characterised in that: it is stored up including acid waste water reservoir (1), alkaline waste water
Pond (5), pH value conditioning tank (9) are equipped with agitating paddle (10) in the pH value conditioning tank (9), the acid waste water reservoir (1)
Pass through acid waste water delivery pipe (4), alkaline waste water delivery pipe (8) and pH value conditioning tank (9) respectively with alkaline waste water reservoir (5)
It is connected to, connects the first pneumatic operated valve (2), acid waste water delivery pump (3), the alkali on the pipeline of the acid waste water delivery pipe (4)
The second pneumatic operated valve (6), alkaline waste water delivery pump (7), the pH value conditioning tank are connected on the pipeline of property waste water delivery pipe (8)
(9) neutral waste water delivery pipe (16) is equipped at outlet at bottom, the pipeline of the neutrality waste water delivery pipe (16) is equipped with third gas
Dynamic valve (14), neutral waste water delivery pump (15)；It is equipped with agitating paddle (10) in the pH value conditioning tank (9), pH value is adjusted
Pond (9) lower end is also equipped with pH value analyzer (13).
2. a kind of pH Neutralization of Industrial Wastewater automatic control device according to claim 1, it is characterised in that: the pH value measurement
Instrument (13), the first pneumatic operated valve (2), the second pneumatic operated valve (6), third pneumatic operated valve (14) connect with the controller of automatic control system
Connect, first pneumatic operated valve (2), the second pneumatic operated valve (6), third pneumatic operated valve (14) respectively with acid waste water delivery pump (3), alkalinity
Waste water delivery pump (7), neutral waste water delivery pump (15) are linked.
3. a kind of pH Neutralization of Industrial Wastewater automatic control device according to claim 2, it is characterised in that: the side wall of wastewater disposal basin
It is also circumscribed with temperature-indicating instrument (12), level gauging instrument (11), the level gauging instrument (11) connect with controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822140375.4U CN209602181U (en) | 2018-12-20 | 2018-12-20 | A kind of pH Neutralization of Industrial Wastewater automatic control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822140375.4U CN209602181U (en) | 2018-12-20 | 2018-12-20 | A kind of pH Neutralization of Industrial Wastewater automatic control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209602181U true CN209602181U (en) | 2019-11-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822140375.4U Active CN209602181U (en) | 2018-12-20 | 2018-12-20 | A kind of pH Neutralization of Industrial Wastewater automatic control device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112028210A (en) * | 2020-07-22 | 2020-12-04 | 兆德（南通）电子科技有限公司 | Full-automatic treatment system for acid-base wastewater |
-
2018
- 2018-12-20 CN CN201822140375.4U patent/CN209602181U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112028210A (en) * | 2020-07-22 | 2020-12-04 | 兆德（南通）电子科技有限公司 | Full-automatic treatment system for acid-base wastewater |
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