CN106226298A - The detection system of water quality, method and reagent paper - Google Patents
The detection system of water quality, method and reagent paper Download PDFInfo
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- CN106226298A CN106226298A CN201610656262.2A CN201610656262A CN106226298A CN 106226298 A CN106226298 A CN 106226298A CN 201610656262 A CN201610656262 A CN 201610656262A CN 106226298 A CN106226298 A CN 106226298A
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- image
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
Abstract
The invention provides the detection system of water quality, method and reagent paper, this system includes: image acquisition unit, and described image acquisition unit is used for obtaining water quality detection reagent paper test department image；Water quality information determines that unit, described water quality information determine that unit is for analyzing described test department image, in order to obtain the water quality information of described water sample to be measured.Utilize this system can detect multiple water quality data the most simultaneously, the most simple to operate, and flux is high, it is possible to it is greatly saved the human and material resources of water quality detection, improves detection efficiency simultaneously.
Description
Technical field
The present invention relates to field of water quality detection, concrete, relate to detect the system of water quality, method and reagent paper.
Background technology
Water is Source of life, and the mankind be unable to do without water in life and production activity, the quality of Drinking Water water quality with
Human health is closely related.Along with the raising of socio-economic development, scientific progress and living standards of the people, life is drunk by people
The water quality requirement of water improves constantly, water quality standard for drinking water the most correspondingly development and perfect.Due to Drinking Water water quality
The formulation of standard and the living habit of people, culture, economic condition, scientific technological advance level, water resource and water quality situation thereof
Relevant Deng many factors, not only between various countries, and between the different regions of same country, the requirement to drinking water quality is all deposited
In difference.Therefore, the detection for domestic water especially drinking water is particularly important.
Current water quality detection method has use hand-held electronic equipment detection, detection paper.Hand-held electronic equipment is examined
Survey cost height, difficulty greatly, and price is the most cheap, promotes the most universal.And general detection paper needs after being typically to have detected
Wanting comparison reference color card, and then determine the result of test, the method subjectivity of this comparison color card is strong, and is subject to
Bigger to the impact of ambient light, extremely affect test result, the most intelligent.
Thus, the method for detection water quality still haves much room for improvement at present.
Summary of the invention
It is contemplated that one of technical problem solved the most to a certain extent in correlation technique.To this end, the present invention
One purpose is to propose a kind of reagent paper that can simultaneously detect multiple-quality water data.
In one aspect of the invention, the invention provides a kind of system detecting water quality.According to embodiments of the invention,
The system of this detection water quality includes: image acquisition unit, and described image acquisition unit is used for obtaining water quality detection reagent paper test department
Image；Water quality information determines that unit, described water quality information determine that unit is for analyzing described test department image, in order to obtain described
The water quality information of water sample to be measured.Inventor finds, utilizes this system of the present invention can detect multiple water the most simultaneously
Prime number evidence, the most simple to operate, and flux is high, it is possible to it is greatly saved the human and material resources of water quality detection, improves detection effect simultaneously
Rate, it is accordingly required in particular to it is noted that in this system, water quality information determines that unit can automatization, intelligentized analysis test department figure
Picture, it is thus achieved that digital information, and the information of acquisition is compared with presupposed information, it is thus achieved that water quality information, thus realize automatically
Change the water quality of detection testing sample, it is not necessary to manpower comparing is to colour atla, and testing result accurately, reliably, has the most wide application
Prospect.
According to embodiments of the invention, described water quality information determines that unit includes: image analysis module, described graphical analysis
Module is for being digitized analyzing to the color of described test department image, in order to obtain test department image color information；Contrast
Module, is provided with pre-set color information in described contrast module, described contrast module is for by described image color information and institute
State pre-set color information to compare, and determine the water quality information of described water sample to be measured based on comparison result.
According to embodiments of the invention, the system of the detection water quality of the present invention farther includes: comparison vitta Image Acquisition
Unit, described comparison vitta image acquisition unit is used for obtaining comparison vitta image；Comparison vitta image analyzing unit, described right
It is used for analyzing described comparison vitta image according to vitta image analyzing unit, in order to obtain described comparison vitta image color information,
Standardisation Cell, described Standardisation Cell based on described comparison vitta image color information to described test department image color information
It is standardized processing.
According to embodiments of the invention, the system of the detection water quality of the present invention farther includes: push unit, and display
Unit, wherein, described push unit is for being sent to described display unit by described water quality information.
In another aspect of this invention, the invention provides a kind of method utilizing foregoing system detection water quality.
According to embodiments of the invention, the method includes: the test department of water sample to be measured with water quality detection reagent paper is contacted by (1)；(2) obtain
The image of described test department；(3) image of described test department is analyzed, in order to obtain test department image color information；(4)
Described test department image color information is contrasted with pre-set color information, to determine the water quality information of described water sample to be measured.
Inventor finds, the method utilizing detection water quality according to embodiments of the present invention, it is possible to carrying out testing sample easily and fast
The detection of multiple-quality water data, simple, convenient, testing result is accurate, reliable, and in the method, it is not necessary to manpower comparing
To colour atla, it is achieved that the automatic detection of reagent paper, complete intelligent water quality detection so that water quality detection process is convenient, fast, and
Cost is relatively low.
According to embodiments of the invention, above-mentioned steps (1) farther includes: soaked by the test department of described water quality detection reagent paper
Enter in described water sample to be measured no less than 3 seconds, make described test department the most moistening, then dry the water of residual on described test department
Point.
According to embodiments of the invention, after step (3), before step (4), farther include: (a) obtains contrast color
The image of bar；B the image of described comparison vitta is analyzed by (), in order to obtain comparison vitta image color information；(c) based on
Described comparison vitta colouring information, is standardized described test department image color information processing.
In another aspect of this invention, the invention provides a kind of reagent paper for detecting water quality.Reality according to the present invention
Executing example, this reagent paper includes: Handheld Division；Test department, described test department includes at least one water-quality test district；And system operation refers to
Drawing region, the operation of described system guides region can identify the application journey of described reagent paper test result for guiding user to download
Sequence, wherein, the plurality of water-quality test district includes hardness test district, pesticide residues test section, heavy-metal residual test section, soda acid
At least one in test section, ozone test section, chlorine residue test section, and TDS value test section.Inventor finds, utilizes basis
The reagent paper of the embodiment of the present invention, can detect multiple-quality water data simultaneously and (include but not limited to hardness, pesticide residues, heavy metal
Residual etc.), save a large amount of human and material resources, water quality detection cost is reduced, and test result is accurately, reliably, side simple to operate
Just.
According to embodiments of the invention, the plurality of water-quality test district at least one be to detect based on color change
's.
According to embodiments of the invention, this reagent paper farther includes: comparison vitta, and described comparison vitta includes red color
Bar, blue vitta and yellow vitta.
Accompanying drawing explanation
Fig. 1 shows the structural representation of the system for detecting water quality according to embodiments of the present invention；
Fig. 2 shows the structural representation of the system for detecting water quality according to embodiments of the present invention；
Fig. 3 shows the structural representation of the system for detecting water quality according to embodiments of the present invention；
Fig. 4 shows the schematic flow sheet of the method for detection water quality according to embodiments of the present invention；
Fig. 5 shows the structural representation of the reagent paper of detection water quality according to embodiments of the present invention；
Fig. 6 shows the structural representation of the reagent paper of detection water quality according to embodiments of the present invention；
Fig. 7 shows the structural representation of the reagent paper of detection water quality according to embodiments of the present invention.
Detailed description of the invention
Embodiments of the invention are described below in detail.The embodiments described below is exemplary, is only used for explaining this
Bright, and be not considered as limiting the invention.Unreceipted concrete technology or condition in embodiment, according to the literary composition in this area
Offer described technology or condition or carry out according to product description.Agents useful for same or instrument unreceipted production firm person, all
For can by city available from conventional products.
In one aspect of the invention, the invention provides a kind of system detecting water quality.According to embodiments of the invention,
With reference to Fig. 1, the system of this detection water quality includes: image acquisition unit 10 and water quality information determine unit 20.
According to embodiments of the invention, image acquisition unit 10 is used for obtaining water quality detection reagent paper test department image.Specifically
Ground, can contact the test department of detection water quality reagent paper with water sample to be measured according to routine operation, then pass through image acquisition unit
10 images obtaining reagent paper test department.According to embodiments of the invention, image acquisition unit 10 is not particularly limited, as long as can
Effectively obtain the image of reagent paper test department.In some embodiments of the invention, image acquisition unit 10 can be mobile
Terminal, such as mobile phone, panel computer etc..Thus, it is possible to obtain the image of reagent paper test department conveniently and efficiently.
According to embodiments of the invention, water quality information determines that unit 20 is for analyzing test department image, in order to obtain described
The water quality information of water sample to be measured.Specifically, water quality information determines that unit 20 receives the test department from image acquisition unit 10
Image, is then analyzed this test department image, in order to test department image is converted to digitalized data, based on test department figure
The digitalized data of picture, it is thus achieved that the water quality information of water sample to be measured.
According to embodiments of the invention, water quality information determine unit 20 can be mobile terminal (include but not limited to mobile phone,
Panel computer), it is also possible to for server etc..Thus, it is possible to realize automatization, intelligentized operation, it is not necessary to manpower comparing pair, no
Only accuracy is high, and simple to operate easily, save a large amount of manpower and materials.
According to embodiments of the invention, with reference to Fig. 2, water quality information determines that unit 20 may further include: graphical analysis
Module 21 and contrast module 22.Specifically, in an embodiment of the present invention, utilizing detection paper water quality is by reagent paper color
The depth or different colours between change carry out, the most above-mentioned image analysis module is for entering the color of test department image
Digitized is analyzed, in order to obtain test department image color information；And above-mentioned contrast module is provided with pre-set color information, use
In being compared with pre-set color information by test department image color information, and determine described water sample to be measured based on comparison result
Water quality information.It should be noted that above-mentioned pre-set color information refer to a series of concentration known index to be measured (as Acidity of Aikalinity,
Pesticide residues etc.) corresponding colouring information.Specifically, illustrate as a example by acid-base value, utilize identical reagent paper respectively to one
The water sample of the known pH value of series detects, and obtains the reagent paper test department image corresponding from the water sample of different pH value the most respectively,
It is digitized analyzing to the image obtained and obtains its colouring information, be pre-set color information.Those skilled in the art are permissible
Understanding, the pre-set color information arranged in contrast module includes a series of color information data, the test department color of water sample to be measured
Information matches with certain color information data in pre-set color information, then the water quality information that this color information data is corresponding
It is the water quality information of water sample to be measured.Other Testing index are similar with acid-base value, describe in detail the most one by one at this.
It will be understood by those skilled in the art that same Test paper, under different environment light conditions, the color obtained
Information has certain gap.In order to avoid the impact on test result of the varying environment optical condition, improve the accuracy of test result,
With reference to Fig. 3, the system of detection water quality according to embodiments of the present invention can further include: comparison vitta image acquisition unit
31, comparison vitta image analyzing unit 32 and Standardisation Cell 33.Wherein, comparison vitta image acquisition unit is used for obtaining comparison
Vitta image；Comparison vitta image analyzing unit is for analysis of control vitta image, in order to obtain comparison vitta color of image letter
Breath, test department image color information is standardized processing by Standardisation Cell based on comparison vitta image color information.Specifically
Ground, standard vitta can be Standard Colors, includes but not limited to three primary colors (red, yellow, blue) etc., with acquisition test department image phase
Under same environment light condition, obtained the image of comparison vitta by comparison vitta image acquisition unit, then pass through comparison vitta
Image analyzing unit obtains comparison vitta colouring information, is then based on the comparison vitta colouring information of above-mentioned acquisition and compares vitta
Difference between accepted standard color, is calibrated test department image color information by Standardisation Cell, then utilizes
Test department colouring information through calibration is compared with pre-set color information.Thus, it is possible to substantially reduce or avoid different rings
The impact on test result of the border optical condition, is greatly improved the accuracy of test result.
According to embodiments of the invention, the system of the detection water quality of the present invention can further include: push unit, with
And display unit, wherein, described push unit is for being sent to described display unit by described water quality information.In the present invention one
In a little embodiments, the acquisition of test department image is carried out by mobile terminal (i.e. image acquisition unit), and test department image
The analysis of colouring information is carried out by server (i.e. water quality information determines unit), will at this point it is possible to pass through push unit
Test department image is delivered to server, and the water quality information obtained is sent to display unit (can be above-mentioned mobile terminal also
Can be other display devices) check for user.
Inventor finds, utilizes this system of the present invention can detect multiple water quality data, not only the most simultaneously
Simple to operate, and flux is high, it is possible to it is greatly saved the human and material resources of water quality detection, improves detection efficiency, it is accordingly required in particular to refer to simultaneously
Going out, in this system, water quality information determines that unit can automatization, intelligentized analysis test department image, it is thus achieved that digitized
Information, and the information of acquisition is compared with presupposed information, it is thus achieved that water quality information, thus realize Aulomatizeted Detect testing sample
Water quality, it is not necessary to manpower comparing to colour atla, testing result accurately, reliable, there is the most wide application prospect.
In another aspect of this invention, the invention provides a kind of method utilizing foregoing system detection water quality.
With reference to Fig. 4, according to embodiments of the invention, the method may comprise steps of:
S100: the test department of water sample to be measured with water quality detection reagent paper is contacted.
According to embodiments of the invention, in the step s 100, can be by many in the test department immersion testing sample of reagent paper
In 3 seconds, make reagent paper test department the most moistening, then dry the moisture of residual on test department, now, each water-quality test district of reagent paper
Can develop the color.
S200: obtain the image of described test department.
According to embodiments of the invention, in this step, the image of test department can be obtained by any of method.
In some embodiments of the invention, this step utilizes mobile terminal to carry out.According to embodiments of the invention, mobile terminal
Concrete kind be not particularly limited, those skilled in the art can select flexibly according to practical situation.In some of the present invention
In embodiment, mobile terminal includes but not limited to mobile phone, panel computer etc..Specifically, it is possible to use mobile phone, computer etc. are mobile
Test department after contact testing sample is taken pictures by the photographic head of terminal, it is thus achieved that photo, i.e. obtains the image of test department.
S300: the image of described test department is analyzed, in order to obtain test department image color information.
According to embodiments of the invention, in this step, the colouring information of image is analyzed, it is thus achieved that relevant to water quality
Image color information, namely according to test department image, the digitalized data obtaining test department color of image (includes but does not limits
RGB numerical value in test department image).Specifically, in certain embodiments, this step can be entered in mobile terminal or server
OK, thus, it is possible to be digitized processing to the colouring information of image so that testing result more accurately, reliably, realizes simultaneously
Automatization, intelligentized water quality monitoring, make the detection water quality more convenient, easily operated.
According to embodiments of the invention, after this step, before next step S400, the method may further include
Following steps: (a) obtains the image of comparison vitta；B the image of described comparison vitta is analyzed by (), in order to obtain contrast color
Bar image color information；C described test department image color information, based on described comparison vitta colouring information, is standardized by ()
Process.Consistent described in comparison vitta described herein etc. and the system above detecting water quality, goes to live in the household of one's in-laws on getting married the most one by one at this
State.
S400: contrasted with pre-set color information by described test department image color information, to determine described water to be measured
The water quality information of sample.
Consistent described in pre-set color information described in this step and the system of the detection water quality of the above present invention,
Repeat the most one by one.The specific operation process of this step can be: is believed with pre-set color by test department image color information
Breath contrasts one by one, and the water quality information corresponding with the pre-set color information that test department colouring information matches is water sample to be measured
Water quality information detected value.
Inventor finds, the method utilizing detection water quality according to embodiments of the present invention, it is possible to easily and fast to be measured
Sample carries out the detection of multiple-quality water data, simple, convenient, and testing result accurately, reliably, and in the method, is not required to
Want artificial comparison colour atla, it is achieved that the automatic detection of reagent paper, complete intelligent water quality detection so that water quality detection process side
, fast, and cost is relatively low just.
In order to those skilled in the art are better understood from technical scheme, being embodied as below according to the present invention
The present invention is detected the system and method for water quality and carries out description in greater detail by example.
In one embodiment of the invention, the system of detection water quality according to embodiments of the present invention can be with mobile phone or flat board
The mobile terminals such as computer, are provided with the application program for detecting water quality in this mobile terminal, be provided with corresponding in application program
Pre-set color information, Standard Colors information etc., concrete operations can be to obtain test department by the related device of mobile terminal
Image and comparison vitta colouring information, then carried out test department colouring information and comparison vitta colouring information by application program
Digital assay, and based on the difference between comparison vitta colouring information and Standard Colors information, test department image is carried out standard
Change processes, and is then compared with pre-set color information by the test department colouring information after standardization, to determine water to be measured
The water quality information of sample.This water quality information is possible not only to include the detected value of the various index of water sample to be measured, it is also possible to include system root
The information such as the water purification scheme recommended to user according to the detected value of above-mentioned various indexs, water purification product.
In another embodiment of the present invention, only similar by mobile terminal detection water quality with above-described embodiment, district
It is not that the acquisition of test department image and comparison vitta image is completed by mobile terminal, and test department image and comparison vitta figure
The digital assay of picture is carried out in the server, specifically can be by push unit by test department image and comparison vitta image transmitting
To server, server is utilized to obtain corresponding colouring information, be standardized processing and comparison operation, to obtain water quality letter
Breath, then by push unit by water quality information transmission extremely above-mentioned mobile terminal, in order to user checks result.
In another aspect of this invention, the invention provides a kind of reagent paper for detecting water quality.Reality according to the present invention
Executing example, with reference to Fig. 5 (wherein, Fig. 5 A is the front schematic view of reagent paper, and Fig. 5 B is the schematic rear view of reagent paper), this reagent paper includes:
Handheld Division 100；Test department 200, described test department includes at least one water-quality test district 210；And system operation guide region
300, the operation of described system guides region to be used for guiding user to download the application program that can identify described reagent paper test result, its
In, the plurality of water-quality test district includes hardness test district, pesticide residues test section, heavy-metal residual test section, soda acid test
At least one in district, ozone test section, chlorine residue test section, and TDS value test section.Inventor finds, utilizes according to this
The reagent paper of bright embodiment, can detect multiple-quality water data simultaneously and (include but not limited to hardness, pesticide residues, heavy-metal residual
Deng), substantially increase the efficiency of water quality detection, and test result can react water quality situation comprehensively, provide the user more comprehensively
Water quality information, based on the water quality information obtained, can be that user's water purification product of selecting to be suitable for provides more favourable guidance, and
Save a large amount of human and material resources, water quality detection cost is reduced, and test result is accurately, reliably, simple to operation.
According to embodiments of the invention, the concrete material of the reagent paper for detecting water quality is not particularly limited, this area skill
Art personnel can select the most flexibly.In some embodiments of the invention, reagent paper can be chromatographic test paper or filter
Paper.Thus, convenient detection, and be conducive to improving accuracy and the reliability of Detection results.
According to embodiments of the invention, above-mentioned Handheld Division, test department and system operation guide the position that arranges in region not to be subject to
Special standby restriction, those skilled in the art can need to select flexibly according to using.Such as, in some embodiments of the invention,
In the front of Test paper, setting gradually Handheld Division and test department from one end of Test paper to the other end, system operation is guided
Region is arranged on the back side of Test paper.Thus, easy to use, compact conformation is reasonable, conservation.Certainly, art technology
Personnel are appreciated that in the reagent paper of the present invention that the set-up mode of each several part is not limited only to the above-mentioned set-up mode listed, and is being not required to
In the case of creative work to be paid, it is carried out suitable adjustment, replacement, belongs to protection scope of the present invention.
Same, according to embodiments of the invention, in test department, the set-up mode in multiple water-quality test districts is not the most by especially
Limit.In some embodiments of the invention, with reference to Fig. 6, along the direction away from Handheld Division 100, it is disposed with: hardness is surveyed
Examination district 211；Pesticide residues test section 212；Heavy-metal residual test section 213；Soda acid test section 214；Ozone test section 215；With
And chlorine residue test section 216.Such set-up mode is not so that influence each other between each test section, and test result accurately may be used
Lean on.
According to embodiments of the invention, in test department, preparation method and the Cleaning Principle in multiple water-quality test districts are not subject to especially
Limit, as long as the function of corresponding water quality data can effectively be realized detecting.In some embodiments of the invention, hardness is surveyed
Examination district can be by blank reagent paper is immersed C.I. 14645., disodium EDTA, magnesium sulfate and the mixture water of sodium carbonate
In solution, then it is dried and obtains；Can also be by blank reagent paper be immersed C.I. 14645., EDTA magnesium salt, sodium tetraborate-sodium hydroxide
In buffer, ammonium salt and DDTC mixed solution, then it is dried and obtains.Thereby, it is possible to effectively detect the hardness of testing sample, convenient
Operation, simple and fast, and test result is accurately and reliably.In some embodiments of the invention, it is possible to use acetylcholine esterase conduct
Instruction medicament detection testing sample Pesticide Residues.Specifically, it is possible to use agarose and the phosphate buffer of pH=7.0
Mixed liquor mix with NaOH solution and dimethyl sulfate phenol, and carry out methylation reaction, be subsequently adding CH3COOH, and regulate pH
To neutral, it is subsequently added into acetylcholine esterase and paraffin oil, is then placed in 0 DEG C of ice-water bath solidification, is centrifuged off oil phase and prepares
Temperature sensitive microcapsule；Then, indophenols acetas mother solution is joined in the phosphate buffer of pH=7.0 and prepare nitrite ion；Will
Temperature sensitive microcapsule and nitrite ion are coated on blank reagent paper according to the ratio of 1:1, the most i.e. obtain pesticide residues test section.By
This, it is possible to be effective to detect the pesticide residues in testing sample, simple, convenient fast.Some enforcements in the present invention
Example, can use triarylmethane class alkaline cationic dye, xylenol orange, antipyrine, Congo red, alizarin or 1,2-ring
Acetyl butyryl dioximes etc. are as heavy metal ion indicator.Specifically, blank reagent paper immersion can be referred to containing heavy metal ion
Show appropriate time in the solution of agent, be dried after taking-up, obtain heavy-metal residual test section.Thereby, it is possible to detect fast and effectively
Heavy-metal residual in testing sample, convenient to operation.In some embodiments of the invention, blank reagent paper can be immersed
Soap Huang, m-methyl red, bromocresol green, nitro-nitrogen yellow, phenolphthalein, alizarin yellow, titan yellow, second alcohol and water mixed solution in, then do
Dry, to prepare soda acid test section.Thereby, it is possible to be effective to detect the acid-base value of testing sample, i.e. H in testing sample+And OH-Ion concentration, has operation quick, easy, easy, portative advantage.In some embodiments of the invention, permissible
With hydrochloric acid N, N-diethyl p-phenylenediamine as ozone indicator, specifically, hydrochloric acid N, N-can be immersed by just blank reagent paper
In the solution of diethyl p-phenylenediamine, then it is dried and prepares ozone test section.Thus, it is possible to effectively detect in testing sample
Ozone content, result is accurately and reliably.In some embodiments of the invention, blank reagent paper can be immersed benzophenone sulfur generation
The ethanol solution of thing is also dried, and prepares chlorine residue test section.Thus, it is possible to the chlorine residue effectively detected in testing sample contains
Amount, and simple to operate, quick.
The method preparing each water-quality test district that it will be understood by those skilled in the art that foregoing description is all exemplary
, it is not limiting as protection scope of the present invention, in the case of need not pay creative work, it is carried out suitable tune
Whole, replacement, belongs to protection scope of the present invention.
According to embodiments of the invention, multiple water-quality test districts at least one detect based on color change.
Specifically, the Ca as a example by hardness test district, in testing sample2+And Mg2+React with hardness indicator, generate coloured
Product so that hardness test district develops the color, by measuring the color in hardness test district, and by itself and pre-set color information comparison, i.e.
The hardness of available testing sample.The same hardness determination of other water quality testing datas, this is no longer going to repeat them., thereby, it is possible to logical
Cross color detection and obtain corresponding water quality data, convenient and swift, and be beneficial to realize automation mechanized operation.It should be noted that herein
Employed in describing mode " color change " both can be the change of shade can also be the change of different colours.
According to embodiments of the invention, with reference to Fig. 7, this reagent paper may further include comparison vitta 400.The present invention's
In some embodiments, this comparison vitta can include red vitta, blue vitta and yellow vitta.Thus, convenient based on comparison
Vitta 400 determines the colouring information of each test section, and testing result accuracy is good.Specifically, comparison vitta described herein with
Previously described unanimously, this is no longer going to repeat them.It will be understood by those skilled in the art that comparison vitta 400 arranges position
Being not limited to situation shown in Fig. 7, those skilled in the art can select according to practical situation, and Fig. 7 is merely illustrative
Technical scheme, can not be interpreted as limitation of the present invention.
Embodiments of the invention are described below in detail.
Embodiment 1
In this embodiment, according to following steps detection water quality:
Thering is provided reagent paper, this reagent paper includes Handheld Division, and includes the test department in multiple water-quality test district, wherein, in test
In portion, along the direction away from Handheld Division, it is disposed with: hardness test district；Pesticide residues test section；Heavy-metal residual is tested
District；Soda acid test section；Ozone test section；And chlorine residue test section.The test department of reagent paper is immersed in testing sample no less than 3
Second, make reagent paper test department the most moistening, then dry the moisture of residual on test department, now, each water-quality test district meeting of reagent paper
Develop the color.Then, by application program for mobile terminal, reagent paper is analyzed, specifically, can be by being mounted with corresponding answering
Test department after colour developing is taken pictures by the mobile terminal with the mobile phone of program, computer etc. with photographic head, obtains the image of test department,
Then, sending the image of acquisition to server by application program, the colouring information of image obtained is carried out point by server
Analysis, it is thus achieved that the digitized image color information in each the water-quality test district relevant to water quality, then, the number that server will obtain
The image color information of word and predetermined color information (the i.e. digitized color letter of colorimetric card preset in the server
Breath) compare, based on comparison result, determine the water quality information of water sample to be measured.Utilize said method to multiple water sample (preparation
Standard sample, tap water, mineral water, pure water etc.) detected, and compare with the testing result of naked eyes comparison,
Result shows, the testing result utilizing said method to obtain is affected less by external environment and people's subjectivity, and testing result is accurate
Really rate is higher.
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specifically show
Example " or the description of " some examples " etc. means to combine this embodiment or example describes specific features, structure, material or spy
Point is contained at least one embodiment or the example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.And, the specific features of description, structure, material or feature can be in office
One or more embodiments or example combine in an appropriate manner.Additionally, in the case of the most conflicting, the skill of this area
The feature of the different embodiments described in this specification or example and different embodiment or example can be tied by art personnel
Close and combination.
Although above it has been shown and described that embodiments of the invention, it is to be understood that above-described embodiment is example
Property, it is impossible to being interpreted as limitation of the present invention, those of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, revises, replaces and modification.
Claims (10)
1. the system detecting water quality, it is characterised in that including:
Image acquisition unit, described image acquisition unit is used for obtaining water quality detection reagent paper test department image；
Water quality information determines that unit, described water quality information determine that unit is for analyzing described test department image, in order to obtain described
The water quality information of water sample to be measured.
System the most according to claim 1, it is characterised in that described water quality information determines that unit includes:
Image analysis module, described image analysis module is used for being digitized the color of described test department image analyzing, with
Just test department image color information is obtained；
Contrast module, is provided with pre-set color information in described contrast module, described contrast module is for by described color of image
Information is compared with described pre-set color information, and determines the water quality information of described water sample to be measured based on comparison result.
System the most according to claim 2, it is characterised in that farther include:
Comparison vitta image acquisition unit, described comparison vitta image acquisition unit is used for obtaining comparison vitta image；
Comparison vitta image analyzing unit, described comparison vitta image analyzing unit is used for analyzing described comparison vitta image, with
Just described comparison vitta image color information is obtained,
Standardisation Cell, described Standardisation Cell based on described comparison vitta image color information to described test department color of image
Information is standardized processing.
4. according to the system described in any one of claim 1-3, it is characterised in that farther include:
Push unit, and
Display unit,
Wherein, described push unit is for being sent to described display unit by described water quality information.
5. the method for the system detection water quality that one kind utilizes according to any one of claim 1-4, it is characterised in that including:
(1) test department of water sample to be measured with water quality detection reagent paper is contacted；
(2) image of described test department is obtained；
(3) image of described test department is analyzed, in order to obtain test department image color information；
(4) described test department image color information is contrasted with pre-set color information, to determine the water of described water sample to be measured
Matter information.
Method the most according to claim 5, it is characterised in that step (1) farther includes:
The test department of described water quality detection reagent paper is immersed in described water sample to be measured no less than 3 seconds, make described test department the wettest
Profit, then dries the moisture of residual on described test department.
Method the most according to claim 5, it is characterised in that after step (3), before step (4), farther includes:
A () obtains the image of comparison vitta；
B the image of described comparison vitta is analyzed by (), in order to obtain comparison vitta image color information；
C described test department image color information, based on described comparison vitta colouring information, is standardized processing by ().
8. the reagent paper being used for detecting water quality, it is characterised in that including:
Handheld Division；
Test department, described test department includes at least one water-quality test district；And
Region is guided in system operation, and the operation of described system guides region to be used for guiding user to download can identify that described reagent paper is tested
The application program of result,
Wherein, the plurality of water-quality test district includes hardness test district, pesticide residues test section, heavy-metal residual test section, acid
At least one in alkali test section, ozone test section, chlorine residue test section, and TDS value test section.
Reagent paper the most according to claim 8, it is characterised in that the plurality of water-quality test district at least one be based on face
Complexion changed carries out detecting.
Reagent paper the most according to claim 8, it is characterised in that farther include:
Comparison vitta, described comparison vitta includes red vitta, blue vitta and yellow vitta.
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