CN202794022U - On-line water quality quick testing system - Google Patents
On-line water quality quick testing system Download PDFInfo
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- CN202794022U CN202794022U CN 201220506845 CN201220506845U CN202794022U CN 202794022 U CN202794022 U CN 202794022U CN 201220506845 CN201220506845 CN 201220506845 CN 201220506845 U CN201220506845 U CN 201220506845U CN 202794022 U CN202794022 U CN 202794022U
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Abstract
The utility model discloses an on-line water quality quick testing system, and belongs to the field of industrial waste water quality testing. The on-line water quality quick testing system comprises four parts which are a testing device, a power supply and signal transitioning processing device, an indicator adding device and a cleaning device. The testing device comprises a base, a sample introduction water pipe, a water inflow valve, a cleaning pipe, light transmitting glasses, a sample outlet water pipe, bolts and a pressing cover. The power supply and signal transitioning processing device comprises a computer, a light source, a charge coupled device (CCD) sensor and an optical fiber pipe. The computer, the light source, the CCD sensor and the optical fiber pipe are connected with one another. The computer, the light source, the CCD sensor and the optical fiber pipe are controlled by the computer. The indicator adding device comprises an indicator pot and a frequency conversion speed regulated metering pump. The cleaning device is formed by connection of a cleaning pot, a cleaning pump, the cleaning pipe and a pipeline. The on-line water quality quick testing system is used for color developing directly or indicating color developing industrial waste water quality testing. The on-line water quality quick testing system has the advantages of being quick in responding speed, strong in corrosion resistance, stable in operation, long in service life, simple in maintenance and the like.
Description
Technical field
The utility model belongs to industrial waste water water quality detection field, is specifically related to a kind of ccd sensor technology of utilizing, and to the industrial waste water that develops the color behind direct colour developing or the interpolation indicator, carries out device continuous, quick online detection.
Background technology
In industrial wastewater discharge and decontamination process, in order to take effective treating method, control Pollutant emission concentration, extensively adopt the on-line detector devices such as various pH, COD, conductivity, ammonia nitrogen, heavy metal ion.The use of these instruments has reflected tested water concentration situation effectively.But because various, the problems such as concentration difference is large, corrosivity is strong, interferences is large, the difficult maintenance of system complex of pollutant kind in the various industrial waste waters, cause detecting instrument serviceable life of a lot of costlinesses short, testing result is unreliable.Also having some instruments (such as COD) is that the artificial assay method of mock standard carries out online automatic detection, thereby sense cycle is long, hysteresis is large, can't satisfy decontamination process control needs.The artificial assay of the contamination index such as COD, ammonia nitrogen, the running time of every batch of test was wanted about three hours, and sampling detection time of most of automatic on-line instrument is also between 30 ~ 120 minutes.Often to consume dangerous material and the heavy metal pollution medicines such as sulfuric acid, silver sulfate, mercuric iodixde, potassium dichromate in the chemical analysis, bring environmental pollution, a lot of industrial waste waters all have specific color, its color separation result and brightness and its part contamination index, between COD, ammonia nitrogen, heavy metal ion and specific pollutants concentration, certain corresponding relation is arranged.Also there are some industrial waste waters itself not have color, but by after adding specific indicator, also can demonstrate corresponding color and brightness.At present, differentiate in this way titration end-point in a lot of artificial chemistry analytical approachs, some analytical instrument (such as spectrophotometer) adopt this principle, detect its transmittance under specific wavelength.These methods are directly used in on-the-spot online the detection, just have the problems such as system complex.
At present, the technology of ccd image sensor is ripe.CCD is a kind of semiconductor devices, and it can divide the light of experiencing colour brightness is digital signal, so that computing machine carries out fast processing.Therefore, utilize the characteristics that industrial waste water is direct or indication develops the color, adopt the CCD to be combined with computer technology, design a kind of market in urgent need, have that fast response time, corrosion resistivity are strong, stable, long service life, the simple on-line detector device of maintenance just become possibility.
Summary of the invention
The utility model provides a kind of ccd sensor technology of utilizing, and to the industrial waste water that colour developing and its brightness and tested concentration behind direct colour developing or the interpolation indicator have some to concern, carries out device continuous, quick online detection.
In order to realize above-mentioned technical purpose, the utility model is achieved by the following technical programs.
A kind of online Water quality fast-test system comprises pick-up unit, power supply and signal conversion processes device;
Described pick-up unit by pedestal, sample introduction water pipe, water intaking valve, purge pipe, transparent glass, go out sample water pipe, bolt and gland and form; Described pedestal is main body, establish a hole in the middle of its underpart and tap into the sample water pipe, fill a water intaking valve on the pipe, also open a hole in the middle of the pedestal top, pick out the sample water pipe, a penetrating circular hole is respectively opened in the pedestal both sides, around it O type ring recess is set, and lays therein O type circle, after outside penetrating circular hole, placing transparent glass, by the fixing transparent glass of gland, on gland, open the hole with the penetrating circular hole correspondence position of pedestal, so that light passes through with bolt;
Described power supply and signal conversion processes device are comprised of computing machine, light source, ccd sensor and optical fiber tube; The light that light source sends passes transparent glass and water sample to be measured, imports ccd sensor by optical fiber tube, and ccd sensor carries out opto-electronic conversion composition colour brightness digital signal, delivers to computing machine by communication line and processes.
Further, between the through hole of light source and gland, dimming glass is set.
Further, the charge coupled cell of described ccd sensor adopts parallel way to connect.
Further, described online Water quality fast-test system also comprises the indicator throwing device, and this device is comprised of indicator tank and frequency control volume pump; Do not have color for itself, but can match the waste water of suitable indicator, in the indicator tank, add indicator solution, quantitatively add water inlet pipe by the frequency control volume pump, enter above-mentioned detection device, examinations after the hybrid reaction colour developing.
Further, described online Water quality fast-test system also comprises cleaning device, and this device is formed by connecting by purge tank, scavenging pump, purge pipe and pipeline; Described pedestal bottom is opened a hole and is connect purge pipe, and it exports tiltedly to transparent glass, under computer control, and regularly pulse flushing.
The system that the utility model provides, be used for directly colour developing or the water quality detection of indication colour developing industrial waste water, have fast response time (＜1 second), the corrosion resistivity advantages such as (without the waste water contact element), stable (without the motion detection element), long service life, maintenance be simple by force.
Description of drawings
Fig. 1 is structure principle chart of the present utility model.
Among the figure: 1, pedestal, 2, O type circle, 3, transparent glass, 4, gland, 5, bolt, 6, water inlet pipe, 7, water intaking valve, 8, rising pipe, 9, power-supply controller of electric, 10, light source, 11, optical fiber tube, 12, ccd sensor, 13, computing machine, 14, indicator tank, 15, the speed governing volume pump, 16, cleaning fluid tank, 17, scavenging pump, 18, purge pipe, 19, dimming glass.
Embodiment
Below in conjunction with accompanying drawing in detail the utility model is described in detail.
As shown in Figure 1, a kind of online Water quality fast-test system of the utility model is comprised of pick-up unit, power supply and signal conversion processes device, indicator throwing device and cleaning device.Pick-up unit by pedestal 1, sample introduction water pipe 6, solenoid valve 7, purge pipe 18, transparent glass 3, go out sample water pipe 8, bolt 5 and gland 4 and form; Pedestal 1 is main body, establishes a hole in the middle of its underpart and taps into sample water pipe 6, fills a solenoid valve 7 on the pipe, also opens a hole in the middle of pedestal 1 top, picks out sample water pipe 8; A penetrating circular hole is respectively opened in pedestal 1 both sides, around penetrating circular hole O type ring recess is set at pedestal, lays therein O type circle 2; After outside penetrating circular hole, placing transparent glass 3, pass through fixedly transparent glass 3 of gland 4 with bolt 5; On gland 4, open the hole with pedestal 1 penetrating circular hole correspondence position, so that light passes through.Power supply and signal conversion processes device are comprised of computing machine 13, light source 10, speed governing volume pump 15, scavenging pump 17, ccd sensor 12, dimming glass 19 and optical fiber tube 11, and they are connected with each other, by computing machine 13 controls; The light that light source 10 sends sees through dimming glass 19, transparent glass 3 and water sample to be measured, imports ccd sensor 12 by optical fiber tube 11, and ccd sensor 12 carries out opto-electronic conversion composition colour brightness digital signal, delivers to computing machine 13 by communication line and processes.The indicator throwing device is comprised of indicator tank 14 and frequency control volume pump 15; Do not have color for itself, but can match the waste water of suitable indicator, in indicator tank 14, add indicator solution, quantitatively add water inlet pipe 6 by frequency control volume pump 15, enter detector tube, examinations after the hybrid reaction colour developing.Cleaning device is formed by connecting by purge tank 16, scavenging pump 17, purge pipe 18 and pipeline; Pedestal 1 bottom in above-mentioned detection device is opened a hole and is connect purge pipe 18, and it exports tiltedly to transparent glass 3, under computing machine 13 controls, and regularly pulse flushing.
Below in conjunction with embodiment in detail the utility model is described in detail.
Minute colour brightness characteristic relevant with its pollutant levels of colour developing industrial waste water realized quick online detection after a kind of online Water quality fast-test system of the utility model mainly utilized direct colour developing or adds indicator.Its implementation step is as follows:
(1) pick-up unit is take pedestal 1 as main body, and two holes are opened in its underpart, and interstitial hole taps into sample water pipe 6, fills a solenoid valve 7 on the pipe, and another hole connects purge pipe 18, and purge pipe 18 mouths of pipe are tiltedly to transparent glass 3; Open a hole in the middle of pedestal 1 top, pick out sample water pipe 8; A penetrating circular hole is respectively opened in pedestal 1 both sides, around it O type ring recess is set, and lays O type circle 2; Pedestal 1 outer uniform four bolts hole after placing transparent glass 3, pass through fixedly transparent glass 3 of gland 4 with bolt 5, open the hole with pedestal 1 penetrating circular hole correspondence position on gland 4, so that light passes through.
(2) power supply controller 9 input voltages are 220 volts, under the computer control signal effect, to speed governing volume pump 15, scavenging pump 17, computing machine 13 and ccd sensor 12 power supplies; Light source is selected the stable bulb/pipes such as LED, make light see through dimming glass 19, through transparent glass 3 and water sample to be measured, arrive optical fiber tube 11 and import ccd sensor 12, carry out opto-electronic conversion composition colour brightness digital signal, deliver to computing machine 13 ports by communication line, processed by the COMPUTER DETECTION program.
(3) do not have color for itself, but can match the waste water of suitable indicator, indicator tank 14 can be set add indicator solution, linked to each other with frequency control volume pump 15 by pipeline, speed governing volume pump 15 outlets link to each other with water inlet pipe 6, enter pedestal 1 after the hybrid reaction; Speed governing volume pump 15 quantitatively adds indicator solution under the effect of computer control signal.
(4) purge tank 16 preparation cleaning fluids are set, purge tank 16 is connected with scavenging pump 17 by pipeline, and scavenging pump 17 outlets (containing non-return valve) link to each other with pedestal 1, and outlet is tiltedly to transparent glass 3; Under the regular effect of computer control signal, close first water intaking valve 7, intermittently start again scavenging pump 17 and add cleaning fluid, clean the incrustation on the transparent glass 3; After cleaning is finished, open again water intaking valve 7, recover normally to detect.
(5) because minute colour brightness of different industrial waste waters is different with relation between its contamination index's concentration, specifically concentration and the color separation brightness relationship of measuring point need to adopt chemical analysis method to demarcate, and then write in the COMPUTER DETECTION program.For the industrial waste water of easy incrustation, between twice cleaning, incrustation is progressive additive, and in addition, light source is along with the prolongation of service time, and the brightness meeting decays gradually.Therefore, be regularly in purge tank with measuring behind the clear water displacement industrial waste water, in computer program, carry out light source decay and incrustation and increase correction.
Be practicality and the accuracy that improves online water quality detection, the utility model can in time be changed dimming glass 19 to change light-source brightness according to waste water brightness size, detects with the concentration that satisfies different brightness waste water; The charge coupled cell of described ccd sensor 12 adopts parallel way to connect, several charge coupled cells in parallel can detect simultaneously minute colour brightness of waste water and convert RGB three primary colors digital signal to, after being averaged, deliver to computing machine 13 by communication line and process, thereby guaranteed the degree of accuracy of final detection data.
Experimental result 1:
Press the model machine of the utility model trial-production, be used for certain coking chemical waste water water quality detection, according to common detecting instrument bearing calibration, adopt the former water of coking to carry out the different multiplying dilution, minute colour brightness and the artificial chemistry analysis result that respectively model machine are detected, the related coefficient of once linear fitting a straight line is 0.999, response time＜1 second.
Experimental result 2:
Press the model machine of the utility model trial-production, be used for certain coking chemical waste water water quality detection, adopt the water sample of 8 distinguishable colors of naked eyes of collection in worksite, minute colour brightness and the artificial chemistry analysis result that respectively model machine are detected, the related coefficient of once linear fitting a straight line is 0.815; The related coefficient of quadratic fit curve is 0.923, response time＜1 second, and normal operation is more than a year at the scene for this model machine (not containing automatic cleaning function).
Claims (6)
1. an online Water quality fast-test system comprises pick-up unit, power supply and signal conversion processes device, it is characterized in that,
Described pick-up unit by pedestal [1], sample introduction water pipe [6], water intaking valve [7], purge pipe [18], transparent glass [3], go out sample water pipe [8], bolt [5] and gland [4] and form; Described pedestal [1] is main body, establish a hole in the middle of its underpart and tap into sample water pipe [6], fill a water intaking valve [7] on the pipe, also open a hole in the middle of pedestal [1] top, pick out sample water pipe [8], a penetrating circular hole is respectively opened in pedestal [1] both sides, around it O type ring recess is set, and lays therein O type circle [2], after outside penetrating circular hole, placing transparent glass [3],, go up and the penetrating circular hole correspondence position of pedestal [1] is opened the hole at gland [4], so that light passes through by the fixing transparent glass [3] of gland [4] with bolt [5];
Described power supply and signal conversion processes device are comprised of computing machine [13], light source [10], ccd sensor [12] and optical fiber tube [11]; The light that light source [10] sends passes transparent glass [3] and water sample to be measured, imports ccd sensor [12] by optical fiber tube [11], and ccd sensor [12] carries out opto-electronic conversion composition colour brightness digital signal, delivers to computing machine [13] by communication line and processes.
2. online Water quality fast-test system as claimed in claim 1 is characterized in that, between the through hole of light source [10] and gland [4] dimming glass [19] is set.
3. online Water quality fast-test system as claimed in claim 2 is characterized in that, the charge coupled cell of described ccd sensor [12] adopts parallel way to connect.
4. such as the arbitrary described online Water quality fast-test system of claims 1 to 3, it is characterized in that, also comprise the indicator throwing device, this device is comprised of indicator tank [14] and frequency control volume pump [15]; Do not have color for itself, but can match the waste water of suitable indicator, in indicator tank [14], add indicator solution, quantitatively add water inlet pipe [6] by frequency control volume pump [15], enter above-mentioned detection device, examinations after the hybrid reaction colour developing.
5. such as the arbitrary described online Water quality fast-test system of claims 1 to 3, it is characterized in that also comprise cleaning device, this device is formed by connecting by purge tank [16], scavenging pump [17], purge pipe [18] and pipeline; Described pedestal [1] bottom is opened a hole and is connect purge pipe [18], and it exports tiltedly to transparent glass [3], under computing machine [13] control, and regularly pulse flushing.
6. online Water quality fast-test system as claimed in claim 4 is characterized in that, also comprises cleaning device, and this device is formed by connecting by purge tank [16], scavenging pump [17], purge pipe [18] and pipeline; Described pedestal [1] bottom is opened a hole and is connect purge pipe [18], and it exports tiltedly to transparent glass [3], under computing machine [13] control, and regularly pulse flushing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220506845 CN202794022U (en) | 2012-09-29 | 2012-09-29 | On-line water quality quick testing system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220506845 CN202794022U (en) | 2012-09-29 | 2012-09-29 | On-line water quality quick testing system |
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| CN202794022U true CN202794022U (en) | 2013-03-13 |
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| CN 201220506845 Withdrawn - After Issue CN202794022U (en) | 2012-09-29 | 2012-09-29 | On-line water quality quick testing system |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102841060A (en) * | 2012-09-29 | 2012-12-26 | 安徽工业大学 | On-line water quality quick detection system and detection method thereof |
| CN105445198A (en) * | 2015-08-21 | 2016-03-30 | 上海三盛金属制品有限公司 | Alarm system with automatic water pipe cleanliness detection |
| CN105466935A (en) * | 2016-01-19 | 2016-04-06 | 武汉昌宝环保工程有限公司 | Closed microscopic shooting system |
| CN106226294A (en) * | 2016-06-24 | 2016-12-14 | 杭州叮咚净水科技有限公司 | Water quality detecting device and detection method towards household water purification system |
| CN109211900A (en) * | 2017-06-29 | 2019-01-15 | 宁夏软件工程院有限公司 | A kind of electrolyte polyion ingredient on-line measurement device based on Internet of Things |
| CN109916889A (en) * | 2019-04-03 | 2019-06-21 | 张颖 | A kind of industrial wastewater water quality on-line quick detection system and its detection method |
| CN110902856A (en) * | 2019-10-09 | 2020-03-24 | 深圳市华水环保科技有限公司 | Sewage treatment system suitable for sewage flow change |
-
2012
- 2012-09-29 CN CN 201220506845 patent/CN202794022U/en not_active Withdrawn - After Issue
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102841060A (en) * | 2012-09-29 | 2012-12-26 | 安徽工业大学 | On-line water quality quick detection system and detection method thereof |
| CN102841060B (en) * | 2012-09-29 | 2015-01-07 | 安徽工业大学 | On-line water quality quick detection system |
| CN105445198A (en) * | 2015-08-21 | 2016-03-30 | 上海三盛金属制品有限公司 | Alarm system with automatic water pipe cleanliness detection |
| CN105466935A (en) * | 2016-01-19 | 2016-04-06 | 武汉昌宝环保工程有限公司 | Closed microscopic shooting system |
| CN106226294A (en) * | 2016-06-24 | 2016-12-14 | 杭州叮咚净水科技有限公司 | Water quality detecting device and detection method towards household water purification system |
| CN109211900A (en) * | 2017-06-29 | 2019-01-15 | 宁夏软件工程院有限公司 | A kind of electrolyte polyion ingredient on-line measurement device based on Internet of Things |
| CN109916889A (en) * | 2019-04-03 | 2019-06-21 | 张颖 | A kind of industrial wastewater water quality on-line quick detection system and its detection method |
| CN109916889B (en) * | 2019-04-03 | 2021-05-25 | 张颖 | Industrial wastewater quality online rapid detection system and detection method thereof |
| CN110902856A (en) * | 2019-10-09 | 2020-03-24 | 深圳市华水环保科技有限公司 | Sewage treatment system suitable for sewage flow change |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130313 Effective date of abandoning: 20150107 |
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| RGAV | Abandon patent right to avoid regrant |