CN206096110U - Pesticide residue and water quality monitoring's quick detection device - Google Patents
Pesticide residue and water quality monitoring's quick detection device Download PDFInfo
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- CN206096110U CN206096110U CN201621116661.1U CN201621116661U CN206096110U CN 206096110 U CN206096110 U CN 206096110U CN 201621116661 U CN201621116661 U CN 201621116661U CN 206096110 U CN206096110 U CN 206096110U
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- China
- Prior art keywords
- paper card
- biological detection
- detection paper
- pesticide residues
- processor
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Abstract
The embodiment of the utility model discloses pesticide residue and water quality monitoring's quick detection device. The device includes: the capillary for sample liquid will be surveyed through the siphon effect and the paper card to biological detection will be directd, the biological detection paper card is in the contact discolour after being surveyed sample liquid, image sensor is used for after the biological detection paper card discolours, gather the image of biological detection paper card, the treater, with image sensor connects, detects the color of image, and according to the color is judged whether is contained pesticide residue in the survey sample liquid. The embodiment of the utility model provides a pesticide residue and water quality monitoring's quick detection device adopts bio -detection technique, and the appearance is lightly small and exquisite, can make things convenient for measurement personnel to hand -carry, and anytime and anywhere detects the video pesticide residue circumstances.
Description
Technical field
This utility model embodiment is related to sample detection technical field, more particularly to a kind of pesticide residues and water quality monitoring
Device for fast detecting.
Background technology
At present domestic method of testing mainly has gas chromatography, liquid chromatography, thin layer chromatography and mass spectrometry etc.
Method, but these current pretreatment are relatively complicated, and the testing time is longer, and instrument is somewhat expensive.And, these instruments are to using
Condition and operator require also relatively stricter.In sum, at present these methods are only applicable to test in laboratory, and the country
Many pesticide residue rapid detectors are very different due to the function and performance of instrument, more multiple to the preprocessing function of test sample
The another fixed requirement of temperature miscellaneous, that reagent is preserved, so not also being suitable for outgoing carrying and detection.
Utility model content
For above-mentioned technical problem, this utility model embodiment provides the quick inspection of a kind of pesticide residues and water quality monitoring
Device is surveyed, its profile is light compact, can facilitate the carrying of the residual quick test device of agriculture.
This utility model embodiment provides the device for fast detecting of a kind of pesticide residues and water quality monitoring, described device bag
Include：
Capillary tube, for tested sampling liquid to be directed to into biological detection paper card by siphonic effect；
Biological detection paper card, changes colour after the tested sampling liquid is contacted；
Imageing sensor, for after biological detection paper card discoloration, gathering the image of the biological detection paper card；
Processor, is connected with described image sensor, detects the color of described image, and according to the color decision
Whether contain pesticide residues in tested sampling liquid；
Display unit, is connected with the processor, for showing to whether containing pesticide residues in the tested sampling liquid
Result of determination.
Pesticide residues and the device for fast detecting of water quality monitoring that this utility model embodiment is provided, by the biological inspection of detection
The color change of paper card is surveyed, pesticide residues are detected, its apparatus structure is simple, and low-profile is adapted to carry with, and greatly facilitates
On-the-spot test to pesticide residues.
Description of the drawings
It is of the present utility model by reading the detailed description made to non-limiting example made with reference to the following drawings
Other features, objects and advantages will become more apparent upon：
Fig. 1 is the structure of the device for fast detecting of the pesticide residues that this utility model first embodiment is provided and water quality monitoring
Figure；
Fig. 2 is the structure of the device for fast detecting of the pesticide residues that this utility model second embodiment is provided and water quality monitoring
Figure.
Specific embodiment
With reference to the accompanying drawings and examples the utility model is described in further detail.It is understood that herein
Described specific embodiment is used only for explanation this utility model, rather than to restriction of the present utility model.Further need exist for
It is bright, for the ease of description, the part related to this utility model rather than entire infrastructure are illustrate only in accompanying drawing.
First embodiment
Present embodiments provide a kind of technical scheme of the device for fast detecting of pesticide residues and water quality monitoring.In the technology
In scheme, the device for fast detecting of the pesticide residues and water quality monitoring includes：Capillary tube (not shown), biological detection paper card
(not shown), imageing sensor 11, processor 12, and display unit 13.
The capillary tube is made of plastics, and Main Function is that tested sampling liquid is guided to the biological detection for detection
On paper card.Above-mentioned water conservancy diversion process mainly utilizes the siphonage with capillary tube.
Because the capillary tube is made of plastics, its quality is unlikely to very hard crisp.So, user is effectively avoided
During carrying with, the capillary tube is caused broken due to colliding between other articles.
The biological detection paper card is placed on one end of the capillary tube.The tested sampling liquid is through the capillary tube
Water conservancy diversion after, dropped on the surface of the biological detection paper card.The biological detection paper card is contacting the tested sampling
After liquid, its surface color can change.According to its color change degree different from after the tested sampling liquid contact,
Can determine that in the tested sampling liquid and whether contain pesticide residues.
The biological detection paper card is enzyme biological detection paper card.
In addition, in the present embodiment, the biological detection paper card can be replacing.A piece of paper card completes its detection
After process, during the residual speed of agriculture next time is surveyed, it is possible to use in addition one does not have used biological detection paper card.
Described image sensor 11 is used exclusively for the component of the image for gathering the biological detection paper card after color change.
Preferably, described image sensor 11 can be charge-coupled image sensor (Charge coupled device, CCD) image sensing
Device, or complementary metal oxide semiconductors (CMOS) (Complementary metal oxide semiconductor, CMOS)
Imageing sensor.
Described image sensor 11 is electrically connected with the processor 12.By the electrical connection between the processor 12,
Described image sensor 11 can be by the image transmitting of collection to the processor 12, so as to 12 pairs of collection images of the processor
It is analyzed, and whether contains pesticide residues in the final tested sampling liquid according to above-mentioned analysis identification.
The processor 12 can be microcontroller (Micro controller unit, MCU), or numeral letter
Number processor (Digital singal processor, DSP).No matter what type of device is taken, and the processor 12 is equal
The image collected by described image sensor should be compared with a standard picture, finally to determine described being measured
The pesticide residues state of sample liquid.
The standard picture can be the biological detection paper card acquired image tested the carrying out containing pesticide residues.
The comparison of two images performed by the processor 12, can be comparing respectively for the RGB component to two images
Compared with, or RGB component proportion is respectively compared.Further, two images relatively can also be to two
The YUV components of image are respectively compared.The specific manner of comparison of this utility model is not restricted, as long as two images can be distinguished
Difference in terms of color.
When between two images when the difference in terms of color is beyond certain limit, it is believed that tested sampling liquid
In do not contain pesticide residues.For example, if to the comparison of two images being the ratio to RGB component proportion in two images
Compared with when then the difference value of the RGB component proportion of two images is beyond default difference of specific gravity threshold value, then can be determined that described tested
Pesticide residues are not contained in sampling liquid., whereas if above-mentioned difference of specific gravity value then may be used without departing from default difference of specific gravity threshold value
Contain pesticide residues in judge the tested sampling liquid.
The display unit 13 is electrically connected with the processor 12, for whether the result of determination containing pesticide residues is entered
Row shows.Specifically, the display unit 13 can be a light emitting diode (Light emitting diode, LED).Show
Example property, when in judging the tested sampling liquid containing pesticide residues, the LED is lit, when the judgement tested sampling
When not containing pesticide residues in liquid, the LED extinguishes.
In addition the display unit 13 can also be a LED display.LED display can show simple word.
Exemplary, when in judging the tested sampling liquid containing pesticide residues, the LED display shows English word
" detected ", and when pesticide residues are not contained in judging the tested sampling liquid, the LED display shows English word
“undetected”。
The color change that the present embodiment passes through detection biological detection paper card, detection pesticide residues or change of water quality, its dress
Simple structure is put, low-profile is adapted to carry with, and greatly facilitates the on-the-spot test to pesticide residues.
Second embodiment
Present embodiments provide another kind of technical scheme of the device for fast detecting of pesticide residues and water quality monitoring.In the skill
In art scheme, the device for fast detecting of the pesticide residues and water quality monitoring includes：Capillary tube (not shown), biological detection paper card
(not shown), imageing sensor 21, processor 22, display unit 23, luminance sensor 24, and compensatory light 25.
In the present embodiment, the capillary tube, the biological detection paper card, described image sensor 21, the processor
22, and the display unit 23 has and this utility model first embodiment identical structure and function, here no longer gives
Repetitive description.
The present embodiment is with the difference of this utility model first embodiment, pesticide residues that the present embodiment is provided and
The device for fast detecting of water quality monitoring is removed outside above similar component, is additionally included：Luminance sensor 24, and compensation light
Source 25.
In order to avoid because the insufficient light being radiated on the biological detection paper card, causing described in the image for collecting
The color of biological detection paper card changes, and one is increased in the device for fast detecting of the pesticide residues for providing in the present embodiment
Luminance sensor 24, and a compensatory light 25.The luminance sensor 24 and the compensatory light 25 with the process
Device 22 is electrically connected.
The luminance sensor 24 can detect the brightness of illumination on the biological detection paper card.When the biological detection paper
When brightness of illumination on card is not enough, the luminance sensor 24 can trigger the processor 22, so as to the biological detection
Paper card compensates illumination.Further, the luminance sensor 24 can also according on presently described biological detection paper card not
The brightness of illumination of ad eundem, triggering the processor 22 pairs biological detection paper card carries out the compensation photograph of different brightness degrees
It is bright.
The effect of the compensatory light 25 is that and compensates illumination to the biological detection paper card.The compensatory light
25 is a white light source.And, the compensatory light 25 is also the adjustable white light source of brightness.Therefore, when the life
Although the brightness of illumination of analyte detection paper card is not enough, when little with the difference between mark brightness, can be described by adjustment
The brightness of compensatory light 25 to less, to compensate to the brightness of illumination of the biological detection paper card.And the biological detection
Between the brightness of illumination and normal brightness of paper card when differing greatly, then the brightness that can adjust the compensatory light 25 be compared with
Greatly, compensating to the brightness of illumination of the biological detection paper card.
The present embodiment by set up in the device for fast detecting of the pesticide residues and water quality monitoring luminance sensor and
Compensatory light, realizes the luminance compensation of biological detection paper card, effectively avoids because when ambient light level is not enough, causing
To with the presence or absence of the erroneous judgement of pesticide residues.
Preferred embodiment of the present utility model is the foregoing is only, this utility model is not limited to, for this area
For technical staff, this utility model can have various changes and change.All institutes within spirit of the present utility model and principle
Any modification, equivalent substitution and improvements of work etc., should be included within protection domain of the present utility model.
Claims (10)
1. a kind of pesticide residues and the device for fast detecting of water quality monitoring, it is characterised in that include：
Capillary tube, for tested sampling liquid to be directed to into biological detection paper card by siphonic effect；
Biological detection paper card, changes colour after the tested sampling liquid is contacted；
Imageing sensor, for after biological detection paper card discoloration, gathering the image of the biological detection paper card；
Processor, is connected with described image sensor, detects the color of described image, and tested according to the color decision
Whether contain pesticide residues in sampling liquid；
Whether display unit, is connected with the processor, for showing to sentencing containing pesticide residues in the tested sampling liquid
Determine result.
2. device according to claim 1, it is characterised in that the biological detection paper card includes：Enzyme biological detection paper card.
3. device according to claim 1, it is characterised in that described image sensor includes：Charge coupled device ccd figure
Picture sensor, or complementary metal oxide semiconductors (CMOS) cmos image sensor.
4. device according to claim 1, it is characterised in that the processor includes：Microcontroller, or numeral
Signal processor DSP.
5. device according to claim 1, it is characterised in that the processor by by the RGB component of described image with
The RGB component of standard picture is compared, and judges whether contain pesticide residues in the tested sampling liquid.
6. device according to claim 5, it is characterised in that the standard picture is that the sampling liquid containing pesticide residues connects
After tactile biological detection paper card, the collection image of the biological detection paper card.
7. device according to claim 1, it is characterised in that the device for fast detecting of the pesticide residues also includes：
Luminance sensor, is connected with the processor, the biological detection paper being incident upon after discoloration when using for detection
Whether the light on card is sufficient；
Compensatory light, is connected with the processor, for when throw light is not enough, supplementing the biological detection paper card
Illumination.
8. device according to claim 7, it is characterised in that the compensatory light is white light source.
9. device according to claim 8, it is characterised in that the brightness of the compensatory light is adjustable.
10. device according to claim 1, it is characterised in that the display unit includes：LED, or
LED display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621116661.1U CN206096110U (en) | 2016-10-11 | 2016-10-11 | Pesticide residue and water quality monitoring's quick detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621116661.1U CN206096110U (en) | 2016-10-11 | 2016-10-11 | Pesticide residue and water quality monitoring's quick detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206096110U true CN206096110U (en) | 2017-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201621116661.1U Expired - Fee Related CN206096110U (en) | 2016-10-11 | 2016-10-11 | Pesticide residue and water quality monitoring's quick detection device |
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| CN (1) | CN206096110U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108375575A (en) * | 2018-03-07 | 2018-08-07 | 高正兰 | A kind of Urine proteins detector and its application method |
| CN115015246A (en) * | 2022-05-24 | 2022-09-06 | 成都理工大学 | Sewage detection single-node system |
| CN115112662A (en) * | 2022-06-07 | 2022-09-27 | 成都理工大学 | Low-power consumption sewage node monitoring system |
-
2016
- 2016-10-11 CN CN201621116661.1U patent/CN206096110U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108375575A (en) * | 2018-03-07 | 2018-08-07 | 高正兰 | A kind of Urine proteins detector and its application method |
| CN115015246A (en) * | 2022-05-24 | 2022-09-06 | 成都理工大学 | Sewage detection single-node system |
| CN115112662A (en) * | 2022-06-07 | 2022-09-27 | 成都理工大学 | Low-power consumption sewage node monitoring system |
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Granted publication date: 20170412 Termination date: 20211011 |