CN104211216B - Multifunction automatic chemical waste fluid processing equipment and control method - Google Patents
Multifunction automatic chemical waste fluid processing equipment and control method Download PDFInfo
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- CN104211216B CN104211216B CN201410427903.8A CN201410427903A CN104211216B CN 104211216 B CN104211216 B CN 104211216B CN 201410427903 A CN201410427903 A CN 201410427903A CN 104211216 B CN104211216 B CN 104211216B
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Abstract
The invention discloses a kind of multifunction automatic chemical waste fluid processing equipment, it includes quantitative add-on system, response system and corresponding supporting pipeline.Wherein, quantitative add-on system includes some peristaltic pumps, some reagent bottle, transition container, dosing pump, and response system includes reaction vessel and neutralizes container；One end pipe of peristaltic pump inserts in reagent bottle, and in other end pipe insertion reaction container, transition container one end is connected with reaction vessel by electromagnetic valve, and the other end is connected with neutralizing container by dosing pump, neutralizes container and is connected with reagent bottle by peristaltic pump；Being provided with liquid level sensor and PH meter in neutralizing container, electromagnetic valve is arranged on the bottom neutralizing container.The present invention is by adding liquid level sensor in neutralizing container, can efficiently control neutralize liquid in containers amount number, and the feedback simultaneously counted by PH, carry out discharging after process makes it up to standard to the liquid neutralized in container in time, not only ensure that the safety of result but also improve the efficiency of process.
Description
Technical field
The invention belongs to chemical waste fluid processing means field, more particularly, it relates to more complicated to composition and measure the processing means of little chemical waste fluid, this device is particularly suited for the Pollution Source Monitoring station of chemical laboratory and various places.
Background technology
The most serious along with environmental pollution, the increasing of National Environmental supervision, various places environmental administration is desirable that Online monitoring of pollution sources equipment (monitoring COD, ammonia nitrogen, pH etc.) is installed by enterprise, and the produced waste liquid of these on-line monitoring equipment itself contains harmful heavy metal ion mostly, it is directly discharged into sewer if the most treated, causes serious secondary pollution.Meanwhile, although the every secondary amounts of waste liquid that the chemical laboratory of research and teaching unit produces is little, but concentration is higher, enters in sewer or wild environment, accumulates over a long period and can cause serious secondary pollution.Complicated component and the amount of above two liquid are less, and the large-scale instrument and equipment of the most inapplicable factory carries out centralized and unified improvement to it.The most current way is to reclaim poisonous and harmful waste liquid, deliver to specialty waste liquid treatment station after concentration and carry out process of dissolving, this kind of method to spend a large amount of manpower, financial resources, because sometimes new than the buying chemical reagent expense of expense required for processing the poisonous and harmful waste liquid of identical weight is taller.
Although occurring in that on market that some carry out the device processed for aforesaid liquid the most successively, but these devices all some common shortcomings: the precipitate 1, produced in the reaction is merely by sedimentation tank natural sedimentation, the most time-consumingly: need to stand the finely ground particles precipitation that reaction could be allowed for more than two hours to generate；2, it is joined directly together by pipeline due to reaction tank, sedimentation tank, neutralization pond three, the precipitate in sedimentation tank so can be made when the liquid in reaction tank enters in sedimentation tank to raise up and to enter in supernatant neutralization pond by pipeline, therefore last in supernatant neutralization pond ejection can pollute environment containing the poisonous and precipitate of harmful substance, do not have the effect of process at all；3, device is all to arrange simple control valve on pipeline to be controlled, and therefore cannot automatically control the addition of medicament during reaction at all, thus uncontrollable last reaction result, waste man power and material；4, only simple PH meter in neutralization pond, when finding that result is improper by PH meter, by manually removing control chemical feeding quantity, wastes time and energy；Meanwhile, cannot know amount of liquid in neutralization pond number, need manually constantly to go to see, the most likely liquid diffuses out neutralization pond.In sum, existing device all has bigger shortcoming from the structure of device itself or in terms of controlling it, it is impossible to effectively ensures last result, causes the process to sewage the most unsatisfactory.
Summary of the invention
Problem to be solved by this invention is to provide a kind of multifunction automatic chemical waste fluid processing equipment, it can carry out harmless treatment thoroughly after being collected in time by the chemical waste fluid of small lot, it is suitable for the process of the Pollution Source Monitoring station waste liquid of chemical laboratory and various places, only need operating in a key, it is not necessary to waste of manpower.The present invention discloses the control method of this kind of multifunction automatic chemical waste fluid processing equipment.
One multifunction automatic chemical waste fluid processing equipment of the present invention, it includes quantitative add-on system, response system and corresponding supporting pipeline.Wherein, quantitative add-on system includes some peristaltic pumps, some reagent bottle, transition container, dosing pump, and response system includes reaction vessel and neutralizes container；One end pipe of peristaltic pump inserts in reagent bottle, and in other end pipe insertion reaction container, transition container one end is connected with reaction vessel by electromagnetic valve, and the other end is connected with neutralizing container by dosing pump, neutralizes container and is connected with reagent bottle by peristaltic pump；Being provided with liquid level sensor and PH meter in neutralizing container, electromagnetic valve is arranged on the bottom neutralizing container.
The function of processing equipment of the present invention is implemented as follows: the reagent in several reagent bottle gradually quantitatively (proportioning according to certain) is drawn in reaction vessel according to certain order and carries out hybrid reaction by (one), peristaltic pump respectively, during reaction, air pump continues air-blowing with promotion reaction fully to reaction vessel, and peristaltic pump absorption amount of reagent within the unit interval can adjust according to demand；(2), color sensor sends light beam to reaction vessel, by differentiating that color change judges that medicament reacts the most completely, it is ensured that medicament fully reacts and do not remains；After medicament fully reacts, color sensor is discharged in transition container to system feedback opens solenoid valve, the mixed liquor containing solid particulate matter generated after reaction；(3), mixed liquor in transition container quantitatively extracts to enter after height two class precision filter filters through dosing pump and neutralizes in container, after liquid level sensor detects that liquid level reaches setting value, PH counts to the pH value detected by system feedback, if pH value is up to standard, can opens solenoid valve discharge, if pH value is the most up to standard, the reagent i.e. opened in peristaltic pump pumps reagent bottle is neutralized reaction in neutralization container, at this, during reaction, air pump continues air-blowing to promote that reaction is fully to neutralizing container, when PH meter to detected by system feedback pH value up to standard after i.e. stop N-process, and opens solenoid valve discharges.
The present invention is by adding liquid level sensor in neutralizing container, can efficiently control neutralize liquid in containers amount number, and the feedback simultaneously counted by PH, carry out discharging after process makes it up to standard to the liquid neutralized in container in time, not only ensure that the safety of result but also improve the efficiency of process.
Accompanying drawing explanation
Fig. 1 is the axonometric chart of chemical waste fluid processing equipment of the present invention；
Fig. 2 is the front view of Fig. 1；
Fig. 3 is the principle schematic (in figure, arrow indication is that liquid flows to) of chemical waste fluid processing equipment of the present invention；
Fig. 4 is the PLC module control figure of the present invention.
Detailed description of the invention
Knowable to Fig. 1, Fig. 2, Fig. 3, one multifunction automatic chemical waste fluid processing equipment of the present invention, it includes quantitative add-on system, response system and corresponding supporting pipeline.
Wherein, quantitative add-on system includes some peristaltic pumps, some reagent bottle, transition container 6, dosing pump 7, and response system includes reaction vessel 3 and neutralizes container 12；One end pipe of peristaltic pump 1-1 inserts in reagent bottle 2-1, in other end pipe insertion reaction container 3, transition container 6 one end is connected with reaction vessel 3 by electromagnetic valve 5, and the other end is connected with neutralizing container 12 by dosing pump 7, neutralizes container 12 and is connected with reagent bottle 2-2 by peristaltic pump 1-2；Being provided with liquid level sensor 14 and PH meter 13 in neutralizing container 12, electromagnetic valve 15 is arranged on the bottom neutralizing container 12.(equipped with several reaction reagents required in pending chemical waste fluid and processing procedure and neutralization reagent in reagent bottle, the quantitative proportioning realizing various reaction reagent for different laboratory waste liquid concentration is allowed to reaction completely.)
In order to ensure that medicament at reaction vessel 3 with waste water and neutralizes in container 12 and can fully react, as a modification of the present invention mode, response system also includes that air pump 16, an air pump 16 are connected with reaction vessel 3, and another air pump 16 is connected with neutralizing container 12.The most during reaction can continue air-blowing to promote that reaction is fully to reaction vessel 3, neutralization container 12 by air pump 16.
As the improved procedure of the present invention, response system also includes that color sensor 4, color sensor 4 are arranged on the side of reaction vessel 3.The effect of color sensor 4 is to judge that medicament reacts the most completely by the color change of liquid in identification container 3, it is ensured that medicament fully reacts and do not remains.
Improved procedure as the present invention, chemical waste fluid processing equipment of the present invention also includes filtration system, filtration system includes height two class precision filters 10,11, grade one filter 10 and secondary filter 11 are linked in sequence at dosing pump 7 and neutralize between container 12, it is connected with both respectively by pipeline, filtration system may insure that the filtering accuracy being not less than 0.1 micron, effectively filters out the deleterious particle thing produced in course of reaction.Two-stage filter all use PP fold microporous filter membrane filter element, foldable filter element filter area is big, mud containing amount is big, the solid particulate matter produced in course of reaction can be filtered completely, so when the liquid in reaction vessel 3 is by transition container 6, when dosing pump 7 enters in filtration system, the least granule of precipitate that filtration system is effective to ensure that in mixed liquor is attracted on filtering net film without entering in neutralization container 12, therefore the ejection that equipment is last will be free from poisonous and harmful substance precipitate, thus further ensure last result, protect ecological environment.Meanwhile, it is capable to the filter element PP material of collection solid particulate matter is harmless will not produce secondary pollution.Further, since the precipitate produced in Fan Ying directly can be removed by filtration system rather than naturally staticly settle by sedimentation tank merely, it is greatly saved the reacted waiting time, improves the efficiency of process.
As a modification of the present invention mode, filtration system also includes that manual ball valve 9, manual ball valve 9 are separately positioned on grade one filter 10, the both sides of secondary filter 11.So, when filter 10,11 occurs that blocking is shut off manual ball valve switch 9 when needing and change, in case in pipeline, liquid flows out pollution environment when changing filter.
As a modification of the present invention mode, the filtration system of the present invention also includes that pressure transducer 8, pressure transducer 8 are arranged between dosing pump 7 and manual ball valve 9.So, when filter blocking occurs because the precipitate of collection is too much, pressure can raise, and pressure transducer 8 detects and can feed back to electrical system when system pressure rises to setting value, and then system prompt changes filter element.
As a modification of the present invention mode, chemical waste fluid processing equipment of the present invention also includes electric control system, can the ruuning situation of automated monitor；Peristaltic pump 1, color sensor 4, liquid level sensor 14, PH meter 13, pressure transducer 8, dosing pump 7, air pump 16, electromagnetic valve 5 and 15 are all connected with PLC control module by control line, process signal and data are transferred on touch panel by PLC control module, it is achieved one-touch process；The detection signals that PLC control module reception color sensor 4, pressure transducer 8, liquid level sensor 14, PH meter 13 are fed back, and be analyzed controlling according to system program, meanwhile, PLC control module is controlled (as shown in Figure 4) according to system program to dosing pump 7, peristaltic pump 1, air pump 16, electromagnetic valve 5 and 15.
The control method of chemical waste fluid processing equipment of the present invention is: the reagent in several reagent bottle 2-1 gradually quantitatively (proportioning according to certain) is drawn in reaction vessel 3 according to certain order and carries out hybrid reaction by (one), peristaltic pump 1-1 respectively, during reaction, air pump 16 continues air-blowing with promotion reaction fully to reaction vessel 3, and the peristaltic pump 1 absorption amount of reagent within the unit interval can adjust according to demand；(2), color sensor 4 sends light beam to reaction vessel 3, by differentiating that color change judges that medicament reacts the most completely, it is ensured that medicament fully reacts and do not remains；After medicament fully reacts, color sensor 4 is discharged in transition container 6 to system feedback opens solenoid valve 5, the mixed liquor containing solid particulate matter generated after reaction；(3), mixed liquor in transition container 6 quantitatively extracts through height two class precision filters 10 through dosing pump 7, entering after 11 filtrations neutralizes in container 12, after liquid level sensor 14 detects that liquid level reaches setting value, PH meter 13 is to the pH value detected by system feedback, if pH value is up to standard, can opens solenoid valve 15 discharge, if pH value is the most up to standard, the reagent i.e. opened in peristaltic pump 1-2 extraction reagent bottle 2-2 is neutralized reaction in neutralization container 12, at this, during reaction, air pump 16 continues air-blowing to promote that reaction is fully to neutralizing container 12, when PH meter 13 i.e. stops N-process after the pH value detected by system feedback is up to standard, and opens solenoid valve 15 discharges.
Specifically: the control of chemical waste fluid processing equipment of the present invention is realized automatic operating by PLC control module, system is arranged operational factor by touch panel, and startup optimization, system is run according to pre-loading step and setup parameter: PLC opens digital output modul auxiliary reclay coil electricity according to program setting by step, auxiliary reclay action, makes peristaltic pump obtain electric work, carries out injecting medicament action, the parameter arranged according to panel, controls the operation time thus power-off；PLC opens digital output modul auxiliary reclay coil electricity, auxiliary reclay action, air pump action after medicament implantation step completes, and is stirred, and according to preset operating time, PLC controls switch time；After medicament implantation step completes, detected value is fed back to PLC, PLC and determines whether that reaction completes according to value of feedback by color sensor, is for further processing, if not completing, continues to inject medicament；If having reacted, PLC controls electromagnetic valve and opens, and liquid enters transition container from reaction vessel, and according to preset operating time, PLC controls switch time；PLC opens digital output modul auxiliary reclay coil electricity, auxiliary reclay action, dosing pump action after closed electromagnetic valve, and liquid carries out liquid filtration treatment from transition container to filtration system, and according to preset operating time, PLC controls switch time；The pressure transducer of filter inlet detects system pressure to rise to during setting value to feed back to according to value of feedback, PLC, PLC determine whether pipeline pressure reaches to set warning value, stops dosing pump work, and prompting changing filter element；The level value detected is fed back to PLC by the liquid level sensor neutralized in container, according to feedback, PLC determines whether liquid level reaches setting value, reach setting value, pH value is fed back to PLC by PH detector, according to value of feedback, PLC determines that neutralization procedure completes the most, whether pH value reaches requirement, if not reaching requirement, i.e. opening reagent in peristaltic pump 1-2 extraction reagent bottle 2-2 and be neutralized reaction to neutralizing in container 12, discharging if reaching the requirement program i.e. opens solenoid valve 15 that is for further processing；In running, system is mounted with all kinds of state-detection original paper (including liquid level sensor 14 etc.), each state feeds back to PLC, PLC by 4 ~ 20mA and carries out comparing calculation according to value of feedback and preset value, it may be judged whether enters next step process or repeats previous step.Wherein, five the most corresponding five reagent bottle of peristaltic pump, what dress was played in first reagent bottle on the left side is pending chemical waste fluid, what the most several reagent were bottled is diluent successively, reducing agent, precipitant and nertralizer, extraction order is exactly first to extract pending waste liquid and diluent mixing, then extract reducing agent, hybrid reaction 30 seconds, then extract precipitant, hybrid reaction generates precipitation in 30 seconds, these three step is carried out at reaction tank, whole course of reaction air pump always air-blowing with promote mixing, color sensor detect always color changes.
The advantage of present device is: 1, realized the quantitative proportioning of various reaction reagent by integrated form peristaltic pump, and the dosing response time is allocated by the rotating speed of peristaltic pump and color sensor determines；2, fold microporous filter membrane by PP to realize effectively filtering contaminant particle in course of reaction, collect solid particulate matter；3, the treatment effeciency of multiple chemical waste liquor treatment equipment is controlled by the flow velocity size of pressure transducer control dosing pump；4, monitored the pH value of neutralization liquid in containers by PH sensor, determine that neutralization reaction is the most complete, to ensure qualified discharge；5, being run by PLC control module control system, touch screen module and detection warning system realize the one-touch manipulation of various waste liquid.
Therefore, the present invention can process the multiple chemical waste fluid containing harmful metal ion quickly and efficiently, achieve whole-course automation detection and the monitoring (detection of dosing pump outlet pressure in processing procedure each stage, neutralize the detection of container pH value), fortuitous event in course of reaction can be made early warning (neutralize container and overflow warning), the process of whole equipment is carried out Automated condtrol.Present device manageable waste liquid wider range, as long as relating to need to add plurality of reagents in course of reaction all can use this equipment to generate precipitation by metallic ion with the waste liquid reaching processing intent.
Claims (1)
1. the processing method of a multifunction automatic chemical waste fluid processing equipment, it is characterized in that: it includes quantitative add-on system, response system and corresponding supporting pipeline, quantitatively add-on system includes some peristaltic pumps, some reagent bottle, transition container, dosing pump, and response system includes reaction vessel and neutralizes container；One end pipe of peristaltic pump inserts in reagent bottle, and in other end pipe insertion reaction container, transition container one end is connected with reaction vessel by electromagnetic valve I, and the other end is connected with neutralizing container by dosing pump, neutralizes container and is connected with reagent bottle by peristaltic pump；Being provided with liquid level sensor and pH meter in neutralizing container, electromagnetic valve II is arranged on the bottom neutralizing container；Response system also includes that air pump, an air pump are connected with reaction vessel, and another air pump is connected with neutralizing container；Response system also includes color sensor, and color sensor is arranged on the side of reaction vessel；Chemical waste fluid processing equipment also includes filtration system, filtration system includes height two class precision filters, grade one filter and secondary filter are linked in sequence at dosing pump and neutralize between container, it is connected with both respectively by pipeline, filtration system guarantees to be not less than the filtering accuracy of 0.1 micron, effectively filters out the deleterious particle thing produced in course of reaction；Filtration system also includes manual ball valve, and manual ball valve is separately positioned on the both sides of grade one filter, secondary filter, when filter occurs that blocking needs to change, is first shut off manual ball valve in order to avoid liquid outflow in pipeline；Filtration system also includes pressure transducer, and pressure transducer is arranged between dosing pump and manual ball valve；Waste liquor treatment equipment also includes electric control system, can the ruuning situation of automated monitor；Peristaltic pump, color sensor, liquid level sensor pH meter, pressure transducer, dosing pump, air pump, electromagnetic valve are all connected with PLC control module by control line, process signal and data are transferred on touch panel by PLC control module, it is achieved one-touch process；The detection signal that PLC control module reception color sensor, pressure transducer, liquid level sensor, pH meter are fed back, and be analyzed controlling according to system program, meanwhile, dosing pump, peristaltic pump, air pump, electromagnetic valve are controlled by PLC control module according to system program；
Processing method: be respectively provided with chemical waste fluid, diluent, reducing agent, precipitant and nertralizer in (one), reagent bottle, reagent in several reagent bottle is gradually quantitatively drawn in reaction vessel according to certain proportioning according to certain order and carries out hybrid reaction by peristaltic pump respectively, during reaction, air pump continues air-blowing with promotion reaction fully to reaction vessel, and peristaltic pump absorption amount of reagent within the unit interval can adjust according to demand；(2), color sensor sends light beam to reaction vessel, by differentiating that color change judges that medicament reacts the most completely, it is ensured that medicament fully reacts and do not remains；After medicament fully reacts, color sensor is discharged in transition container to system feedback opens solenoid valve, the mixed liquor containing solid particulate matter generated after reaction；(3), mixed liquor in transition container quantitatively extracts through dosing pump, entering after height two class precision filter filters neutralizes in container, after liquid level sensor detects that liquid level reaches setting value, pH meter is to the pH value detected by system feedback, if pH value is up to standard, i.e. opens solenoid valve is discharged, if pH value is the most up to standard, the reagent i.e. opened in peristaltic pump pumps reagent bottle is neutralized reaction in neutralization container, at this, during reaction, air pump continues air-blowing to promote that reaction is fully to neutralizing container, when pH meter to detected by system feedback pH value up to standard after i.e. stop N-process, and opens solenoid valve discharges.
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| CN105084599A (en) * | 2015-08-28 | 2015-11-25 | 马鞍山市桓泰环保设备有限公司 | Treatment method of treatment device for chromium and nickel-contained liquid waste |
| CN105293753B (en) * | 2015-08-28 | 2018-03-20 | 马鞍山市桓泰环保设备有限公司 | A kind of processing method of argentiferous, arsenic waste solution processing unit |
| CN108085179A (en) * | 2016-11-23 | 2018-05-29 | 重庆市农业科学院 | For cleaning the liquid of the spray gun of sprinkling fertilizer, medicine |
| CN107189938B (en) * | 2017-06-27 | 2020-09-08 | 中国科学院长春光学精密机械与物理研究所 | Device for PCR quantification of unknown nucleic acid concentration sample |
| CN107328949B (en) * | 2017-06-27 | 2019-05-03 | 中国科学院长春光学精密机械与物理研究所 | A kind of method and device for realizing the more parts of spontaneous sequential flowings of liquid |
| CN107900018A (en) * | 2017-11-22 | 2018-04-13 | 奕铭（大连）科技发展有限公司 | Automatic cleaning equipment for laboratory |
| CN108246380A (en) * | 2018-03-05 | 2018-07-06 | 詹淇钧 | A kind of chemistry teaching experimental system |
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| CN103922546A (en) * | 2014-04-29 | 2014-07-16 | 江苏科沛达环境工程科技有限公司 | Heavy metal wastewater treatment equipment and method |
| CN204224350U (en) * | 2014-08-28 | 2015-03-25 | 马鞍山市桓泰环保设备有限公司 | Multifunction automatic chemical waste fluid treatment facility |
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Inventor after: Wang Shen Inventor after: Ji Bing Inventor after: Tang Shengwei Inventor after: Chu Yuexi Inventor after: Chu Yuehai Inventor after: He Jinbao Inventor after: Wang Zhihui Inventor after: Zhang Juan Inventor after: Zhang Jie Inventor after: Wu Chencheng Inventor after: Ding Lei Inventor before: Wang Shen Inventor before: Chu Yuehai Inventor before: He Jinbao Inventor before: Ding Lei Inventor before: Zhang Juan Inventor before: Chu Yuexi Inventor before: Wu Chencheng Inventor before: Chen Long |
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Denomination of invention: Multifunctional automatic chemical waste liquid treatment equipment and control method Effective date of registration: 20220421 Granted publication date: 20160824 Pledgee: Anhui Ma'anshan Rural Commercial Bank Co.,Ltd. Pledgor: MA'ANSHAN HENGTAI ENVIRONMENT PROTECTION EQUIPMENT Co.,Ltd. Registration number: Y2022980004519 |
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Date of cancellation: 20230720 Granted publication date: 20160824 Pledgee: Anhui Ma'anshan Rural Commercial Bank Co.,Ltd. Pledgor: MA'ANSHAN HENGTAI ENVIRONMENT PROTECTION EQUIPMENT Co.,Ltd. Registration number: Y2022980004519 |