CN110487723A - A kind of multidimensional integration spectrum detection cell device - Google Patents
A kind of multidimensional integration spectrum detection cell device Download PDFInfo
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- CN110487723A CN110487723A CN201910792011.0A CN201910792011A CN110487723A CN 110487723 A CN110487723 A CN 110487723A CN 201910792011 A CN201910792011 A CN 201910792011A CN 110487723 A CN110487723 A CN 110487723A
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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
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
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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
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
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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
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
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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
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/47—Scattering, i.e. diffuse reflection
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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
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
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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
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N2021/0106—General arrangement of respective parts
- G01N2021/0112—Apparatus in one mechanical, optical or electronic block
Abstract
The present invention discloses a kind of multidimensional integration spectrum detection cell, including reflectance spectrum unit, absorption spectrum unit, fluorescence spectrum unit, 180 ° of backward resonant light scattering units and and microprocessor system.Spectral detection pond inner wall is provided with mirror layer, can reflect light source.Spectral detection tank main body is using the aluminum alloy material after black plastic material or blackening process, to remove stray light.The reflectance spectrum unit includes light source, sample device, mirror layer, photoelectric sensor and microprocessor system.Reflection spectrometry, absorption spectrometry, fluorescent spectrometry, backward resonance light scattering method can be respectively adopted to detect sample.It can also be combined, sample progress multi-method, multi-parameter precisely be detected with realizing, data are passed to microprocessor processes by detector, and testing result is shown on LCD MODULE using a variety of detection methods.
Description
Technical field
The present invention relates to a kind of multi-methods, Multi-parameter detection device, and in particular to one kind is fast for carrying out scene to sample
The spectral detection pool device of fast quantitative detection.
Background technique
It is also being stepped up with development, the level of spectral class detecting instrument with advances in technology.In water quality safety, air
In terms of quality, vegetable pesticide residue and food-safety problem, a variety of detecting instruments escort for people's health.It is different
The instrument of type can also carry out many kinds of parameters detection, due to detection method difference, every quasi-instrument can only under Same Way into
Row sample detection, if must be changed to relevant instrument using other methods to complete.To rapid quantitative detection sample on site
For, it is also more many and diverse.Therefore, live rapid quantitative detection field can both use a variety of detection sides there is an urgent need to a kind of simultaneously
Method can carry out the instrument of multi-parameter detection simultaneously again.
Summary of the invention
The purpose of the present invention is to provide it is a kind of not only can to sample simultaneously using a variety of detection methods again can and meanwhile into
The detection pool device of row multi-parameter detection.
A kind of multidimensional integration spectrum detection cell device proposed by the present invention includes:
Reflectance spectrum unit, absorption spectrum unit, fluorescence spectrum unit, 180 ° of backward resonant light scattering units and micro process
Device system.
Spectral detection pond inner wall is provided with mirror layer, can reflect light source.The mirror layer has
Light-reflecting property can be rear reflector or be obtained by the direct plated film of detection cell inner wall.Mirror layer follows reflection law.Spectrum
Tank main body is detected using the aluminum alloy material after black plastic material or blackening process, to remove stray light.Spectral detection pond is set
It is set to cylindrical body or cube structure, corresponding sample device uses round vase or square glass ware.It is not particularly limited herein.
The absorption spectrum unit includes light source, sample device, photoelectric sensor and microprocessor system.Absorption light can be used
Spectrometry detects sample.Follow langbobier law.It is to be based in sample after the extracted purification of measured matter and color developing agent
Reaction generates colored compound, a kind of ratio established according to the compound to the principle that related visible light selectively absorbs
Colour analysis method.The degree of absorption of light is directly proportional to the concentration of extinction material and absorption light light path.General fashion are as follows: monochromatic source
Photoelectric sensor is reached after the sample injected in sample device, optical signal is converted into electric signal and is sent into microprocessor system processing, inspection
Result is surveyed to show on LCD MODULE.
Light source and photoelectric sensor are located on the same axis in spectral detection pond lower part two sides in the present invention.
Using a monochromatic source, sample single parameter can be detected, that is, one-parameter detection, use are multiple
The combination of different wave length monochromatic source can carry out sequence detection, that is, multi-parameter detection to sample multiple parameters.Using more
When a different wave length monochromatic source combines, each monochromatic light source finally focuses on photoelectric sensor window when installing at an angle
On mouth.
The reflectance spectrum unit includes light source, sample device, mirror layer, photoelectric sensor and microprocessor system.Instead
Spectroscopic methodology is penetrated also in compliance with langbobier law.
General fashion are as follows: mirror layer is reached after the sample that monochromatic source is injected in sample device, it is repeatedly anti-in mirror layer
Photoelectric sensor is reached after penetrating, optical signal is converted into electric signal and is sent into microprocessor system processing, and testing result is in liquid crystal display
It is shown in module.Photoelectric sensor and absorption spectrometry share in the present invention, and it is ipsilateral that light source is located at photoelectric sensor
Spectral detection pond top.Since light source uses reflection mode, light source light path is increased, therefore micro inspection can be carried out to sample
It surveys, while also improving the sensitivity of sample detection.
For the micro substance that absorption spectrometry can not detect, reflection spectrometry can be used, sample is detected.Expand
The application range of field quick detection instrument.
Using a monochromatic source, sample single parameter can be detected, that is, one-parameter detection, use are multiple
The combination of different wave length monochromatic source can carry out sequence detection, that is, multi-parameter detection to sample multiple parameters.Using more
When a different wave length monochromatic source combines, each monochromatic light source finally focuses on photoelectric sensor window when installing at an angle
On mouth.
The fluorescence spectrum unit includes light source, sample device, photoelectric sensor and microprocessor system.Fluorescent spectrometry is abided by
Follow fluorescence principle.A certain wavelength monochromatic source generates another wavelength monochromatic light and incoming photoelectric sensor, light after being irradiated to sample
Signal is converted into electric signal and is sent into microprocessor system processing, and testing result is shown on LCD MODULE.In this hair
Bright middle photoelectric sensor is located at the opposite side of spectral detection pond top reflection spectrometry, and it is same that monochromatic source is located at fluorescence photoelectric sensor
Side bottom, the angle and the received angle of fluorescence photoelectric sensor that light source is injected are 90 °.It, can be right using a monochromatic source
Sample single parameter is detected, that is, one-parameter detection, is combined using multiple and different wavelength monochromatic sources, can be to sample
Multiple parameters carry out sequence detection, that is, multi-parameter detection.When using the combination of multiple and different wavelength monochromatic sources, Mei Gedan
Coloured light light source finally focuses on photoelectric sensor window at an angle when installing.
Described 180 ° backward resonant light scattering units include light source, sample device, mirror layer, photoelectric sensor and micro process
Device system.A certain wavelength monochromatic source returns sample by sample arrival mirror layer according to certain angle injection and reaches again instead
It penetrates mirror layer and returns sample liquid level, repeatedly recycle, finally return to light source and set out and locate neighbouring photoelectric sensor, in ordinary circumstance
Under, the angle of light emitting source and return light source is between 90 ° and 180 ° out.This mode can detecte certain particular matters, detection
Principle follows Rayleigh's law of scattering.Monochromatic source and photoelectric sensor are mounted on spectral detection pond at an angle in the present invention
Bottom.Monochromatic source is irradiated to after sample by compound movement, finally returns that photoelectric sensor, optical signal are converted into electric signal and send
Enter microprocessor system processing, testing result is shown on LCD MODULE.
The present invention by adopting the above technical scheme, the beneficial effect is that:
1, reflectance spectrum unit, absorption spectrum unit, fluorescence spectrum unit and 180 ° of backward resonance are provided in detection cell
Multi-method detection may be implemented in light scattering elements.Follow the spectrum analysis principles of chemistry.
2, each detection method can be combined using multiple monochromatic sources, can be detected to various samples, be realized more
Parameter detecting.
3, complex sample detection can may be implemented with measurement in a closed series between detection method.
4, it is controlled using microprocessor, makes easy to operate, high degree of automation.
5, detection cell inner wall is provided with mirror layer with light-reflecting property, follows reflection law.
Detailed description of the invention
Fig. 1: for a kind of multidimensional integration spectrum detection cell structural schematic diagram of the present invention.
Fig. 2: for a kind of multidimensional integration spectrum detection cell structural schematic diagram of the present invention.
Fig. 3: for a kind of multidimensional integration spectrum detection cell A/A1 the schematic diagram of the section structure of the present invention.
Fig. 4: for a kind of multidimensional integration spectrum detection cell B/B1 the schematic diagram of the section structure of the present invention.
Fig. 5: being a kind of multidimensional integration spectrum detection cell schematic illustration of the present invention for the present invention.
Specific embodiment
The just structure composition of a kind of multidimensional integration spectrum detection cell device of the present invention and the effect of can be generated below, matches
Closing attached drawing, detailed description are as follows with preferred embodiment:
As shown in Figure 1, 2, in a kind of multidimensional integration spectrum detection cell of the present invention, spectral detection pond can be set to justify
Cylinder or cube structure, corresponding sample device use round vase or square glass ware.It is not particularly limited in the present invention.Figure
1 is cylindrical body spectral detection pool structure in 1, can place round vase sample device, and the a1 in Fig. 2 is cube spectral detection pool structure, can
Place square glass ware sample device.2, a21, a22, a23, a24 are mirror layer.A/A1, B/B1 are right outside spectral detection pond
Answer face.C is spectral detection bottom of pond face.Section is done with this structure type, can make to illustrate more intuitive.Spectral detection tank main body uses
Aluminum alloy material after black plastic material or blackening process, to remove stray light.
As shown in figure 3, in a kind of multidimensional integration spectrum detection cell of the present invention, it is assumed that connected with the midpoint of each top A/A1
Line makees perpendicular, and as section, absorption spectrum unit is described in detail.Wherein, absorption spectrum unit includes being located at A1 section side light source
B4, it is located at A section sidelight electric transducer b2, sample device 3 is inserted into spectral detection pond 1 or (a1), light source b4 and photoelectric sensor
B2 is located on the same axis in spectral detection pond lower part.When doing sample detection, light source b4 is opened under microprocessor system effect,
The light of light source b4 outgoing passes after converting optical signals into electric signal through photoelectric sensor b2, photoelectric sensor b2 is reached after sample
Enter microprocessor system processing, testing result is shown on LCD MODULE.If detected to various samples,
It can be combined using multiple and different wavelength monochromatic sources, sequence detection, that is, multi-parameter can be carried out to sample multiple parameters
Detection.When using the combination of multiple and different wavelength monochromatic sources, each monochromatic light source finally focuses at an angle when installing
In on photoelectric sensor b2 window.
Assuming that make perpendicular with the midpoint line of A/A1 (for A for the first section, A1 is the second section) each top, as cuing open
Reflectance spectrum unit is described in detail in face.Wherein, reflectance spectrum unit includes being located at A section side light source b1, photoelectric sensor b2, reflection
Mirror layer 2 (or a (a21), a (a23)).Sample device 3 is inserted into spectral detection pond 1 or (a1), and light source b1 is through sample in reflecting mirror
Photoelectric sensor b2 is reached after 2 (or a (a21), a (a23)) multiple reflections of layer.Photoelectric sensor b2 converts optical signals into telecommunications
Microprocessor system processing is passed to after number, testing result is shown on LCD MODULE.It, can using a monochromatic source
To be detected to sample single parameter, that is, one-parameter detection, it is combined using multiple and different wavelength monochromatic sources, it can be right
Sample multiple parameters carry out sequence detection, that is, multi-parameter detection.When using the combination of multiple and different wavelength monochromatic sources, often
A monochromatic light source finally focuses on photoelectric sensor b2 window at an angle when installing.
Light source b1 is located at the ipsilateral spectral detection pond top photoelectric sensor b2.Since light source uses reflection mode, increase
Light source light path, therefore trace detection can be carried out to sample, while also improving the sensitivity of sample detection.
Assuming that making perpendicular with the midpoint line of each top A/A1, as section, fluorescence spectrum unit is described in detail.Referring to figure
3, wherein fluorescence spectrum unit include sample device 3, be located at C section base fluorescent light source b3, A1 section sidelight electric transducer b6 and
The optical filter b5 being attached to before photoelectric sensor b6.The angle and the received angle fluorescence photoelectric sensor b6 that fluorescent light source b3 is injected
Degree is 90 °.Sample device 3 is inserted into spectral detection pond 1 or (a1), and light source b3 generates another wavelength new light sources through sample excitation
B33, by entering photoelectric sensor b6 after optical filter b5, optical filter b5 only allows wavelength to be that the light of new light sources b33 passes through.Photoelectricity
Sensor b6 is passed to microprocessor system processing after converting optical signals into electric signal, and testing result is shown on LCD MODULE
It shows and.
As shown in figure 4, in a kind of multidimensional integration spectrum detection cell of the present invention, it is assumed that connected with the midpoint of each top B/B1
Line makees perpendicular, and as section, 180 ° of backward resonant light scattering units are described in detail.Wherein, 180 ° of backward resonant light scatterings
Unit includes light source C1, sample device 3, mirror layer 2 (or a (a22), a (a24)), photoelectric sensor C2 and microprocessor system.
The light source C1 is located at the bottom of the side B, and the exit direction of C1 light source is to be tilted towards top.The receiving surface of photoelectric sensor C2
Direction it is parallel with C1 light source exit direction, and angle differ 180 degree.
Sample device 3 is inserted into spectral detection pond 1 or (a1), and a certain wavelength monochromatic source C1 passes through according to certain angle injection
Sample device 3 reaches mirror layer 2 (or a (a22), a (a24)), and sample liquid level 4 is reached after multiple Circulated reflection and is re-reflected into reflection
Mirror layer 2 (or a (a22), a (a24)), finally reaches photoelectric sensor C2, and photoelectric sensor C2 converts optical signals into electric signal
It is passed to microprocessor system processing afterwards, testing result is shown on LCD MODULE.
Under normal circumstances, out light emitting source and return light source angle between 90 ° and 180 °.
In the present embodiment, the super bright light emitting diode produced using domestic Xian Li photoelectricity company, luminance parameter
In 1000mcd or more, light source is using the power supply of continuous or pulse mode.The circuit is custom circuit, and it be not described in detail herein.Detector
In the present embodiment, it uses Bin Song company, Japan and produces integrated optic-electronic sensor, model S1133.Certainly, the present invention can also
To use other integrated optic-electronic sensors with equivalent efficacy.The data that detector will test are transferred to microprocessor 21.
Microprocessor 21 is the STC series of domestic macrocrystalline company production, and major parameter is 8 single-chip microcontrollers, internal storage 64K.Ginseng
See Fig. 2, microprocessor 21 is used to control light source b1, b3, b4, C1 and photoelectric sensor b2, b6 and C2, and receives photoelectric sensor
The output signal of b2, b6 and C2 simultaneously carry out data processing, and information that treated is shown by liquid crystal display 22.
Detection pool device of the invention contains power supply unit, push-button unit, microprocessor unit, liquid crystal display, suction
It receives, reflector element, unit and fluorescence unit, back scattering unit.Wherein, the microprocessor in microprocessor unit is STC89C60, is 8
Position single-chip microcontroller, internal storage 64K have data processing function.The power supply that 8.4V lithium battery provides is converted by power supply unit
The 5V supply voltage that integrated circuit needs, meets circuit requirements.It is controlled by microprocessor unit, realizes that function is arranged in key.
Liquid crystal display realizes display function under the action of microprocessor.
It absorbs, reflector element is absorption measuring method and reflectrometry unit, a public photoelectric sensor.Absorptiometry
Method and reflectrometry respectively provide 5 LED sources, can individually shine or illuminated in combination；Difference is provided for detection
Light source is all controlled by microprocessor.
Unit and fluorescence unit includes a photoelectric sensor.5 LED sources are provided for Fluorescence Method, it can be independent
Luminous or illuminated in combination.Different light sources are provided for detection.All it is controlled by microprocessor.
Back scattering unit includes a photoelectric sensor, provides 5 light emitting diodes for 180 ° of backward resonant light scatterings
Light source, can individually shine or illuminated in combination.Different light sources are provided for detection.All it is controlled by microprocessor.Photoelectric sensor
It can receive photosignal and be transferred to microprocessor.
A kind of application method of multidimensional integration spectrum detection cell of the present invention is introduced below in conjunction with concrete operations.
Embodiment 1:
One, absorption spectrometry measures: the measurement of cultivation water Malachite Green
Firstly, monochromatic source b4 uses wavelength to highlight led light emitting diode for 630nm, photoelectric sensor b2 is used
S1133, spectral detection pond 1 use cylindrical structure, and sample device 3 uses Circular glass bottle.When doing sample detection, light source passes through sample
It is partially absorbed after product solution, remaining reaches photoelectric sensor, then reaches microprocessor and carries out data processing, and treated believes
Breath is shown by Liquid Crystal Module.
Sample treatment
Prepare detection reagent-malachite green colour reagent；Blank reagent is prepared,
Then sample to be detected-malachite green solution 0.1ml/L is prepared, it is spare.
It is taken in 0.1ml malachite green solution injection sample device Circular glass bottle with syringe, a drop malachite green is then added
Colour reagent reacts 3 minutes.
Measurement operation
It is placed into after blank reagent is put into a sample bottle in spectral detection pond.Booting carries out blank measure, then will
The sample bottle for completing reaction is put into spectral detection pond, carries out sample measurement.Testing result is shown on Liquid Crystal Module.
Embodiment 2:
Two, reflection spectrometry measures: the measurement of dimethoate pesticide in vegetables
Firstly, monochromatic source b1 uses wavelength to highlight led light emitting diode for 520nm, photoelectric sensor b2 is used
S1133, spectral detection pond 1 use cylindrical structure, and sample device 3 uses Circular glass bottle.When doing sample detection, light source passes through sample
It is partially absorbed after multiple Circulated reflection after product solution back reflection mirror layer 2, remaining reaches photoelectric sensor, then reaches micro process
Device carries out data processing, and treated, and information is shown by Liquid Crystal Module.
Sample treatment
Prepare dimethoate pesticide colour reagent in detection reagent-vegetables；Blank reagent is prepared, sample to be detected is then prepared
Dimethoate pesticide solution 0.01ml/L, spare in product-vegetables.
It is taken in 0.01ml vegetables in dimethoate pesticide solution injection sample device Circular glass bottle with pipettor, then one drop vegetable of addition
Dimethoate pesticide colour reagent in dish reacts 3 minutes.
Measurement operation
It is placed into after blank reagent is put into a sample bottle in spectral detection pond.Booting carries out blank measure, then will
The sample bottle for completing reaction is put into spectral detection pond, carries out sample measurement.
Testing result is shown on Liquid Crystal Module.
Embodiment 3:
Three, fluorescent spectrometry measures: the measurement of sulfamethazine in meat products
Firstly, spectral detection pond 1 uses cylindrical structure, sample device 3 uses Circular glass bottle.Monochromatic source b3 uses wavelength
Led light emitting diode is highlighted for 400nm, photoelectric sensor b6 uses S1133, b5 to use wavelength for 500nm bandpass filter, filters
Mating plate only allows wavelength to be that the light of 500nm passes through, and when doing sample detection, excitation wavelength is that 400nm highlights led light emitting diode
B3 generates the b33 transmitting light that wavelength is 500nm after injecting sample solution, passes through and reach photoelectric sensor b6- after optical filter b5
S1133, microprocessor receive the output signal of photoelectric sensor b6 and carry out data processing, and information that treated is by Liquid Crystal Module
It shows.
Sample treatment
It prepares detection reagent-fluorescence and excites reagent；It is molten to prepare sulfamethazine in sample-meat products to be detected
Liquid 0.01ml/L, it is spare.
Taken in 0.01ml meat products in sulfamethazine solution injection sample device Circular glass bottle with pipettor, then plus
Enter drop fluorescence excitation reagent, reacts 3 minutes.
Measurement operation
The sample bottle for completing reaction is put into spectral detection pond, sample measurement is carried out.
Testing result is shown on Liquid Crystal Module.
Embodiment 4:
Three, 180 ° of backward resonance light scattering method measurements: the measurement of clenobuterol hydrochloride in pig urine
Firstly, spectral detection pond 1 uses cylindrical structure, sample device 3 uses Circular glass bottle.Monochromatic source C1 uses wavelength
Led light emitting diode is highlighted for 525nm, photoelectric sensor C2 uses S1133, when doing sample detection, excitation wavelength 525nm
Highlighted led light emitting diode C1 reaches mirror layer 2 after injecting sample solution, reaches sample liquid level 4 again after multiple Circulated reflection
Be reflected into mirror layer 2, finally reach photoelectric sensor C2, photoelectric sensor C2 convert optical signals into after electric signal be passed to it is micro-
Processor system processing, testing result are shown on LCD MODULE.
Sample treatment
Prepare detection reagent-resonant light scattering light reagent；It is molten to prepare clenobuterol hydrochloride in sample to be detected-pig urine
Liquid 0.01ml/L, it is spare.
It takes clenobuterol hydrochloride solution in 0.01ml pig urine to inject in sample device Circular glass bottle with pipettor, is then added one
Resonant light scattering light reagent is dripped, is reacted 3 minutes.
Measurement operation
The sample bottle for completing reaction is put into spectral detection pond, sample measurement is carried out.
Testing result is shown on Liquid Crystal Module.
Though the present invention is described by previous embodiment, but still can change its form and details, essence of the invention is not being departed from
The lower production of mind.Aforementioned is the most reasonable application method of the present invention, one of the mode only of the invention that can be embodied, but not
As limit.
Claims (8)
1. a kind of multidimensional integration spectrum detection cell device, characterized by comprising: spectral detection pond, sample device；It further include inhaling
Receive spectroscopic unit, reflectance spectrum unit, fluorescence spectrum unit, 180 ° of backward resonant light scattering units and and microprocessor system；
The spectral detection pond is set as cylindrical body or cube structure, and corresponding sample device uses round vase or square glass
Ware；
Sample device can be placed in spectral detection pond；Spectral detection pond includes ambient external corresponding surface；And spectral detection bottom of pond face；
Spectral detection tank main body is using the aluminum alloy material after black plastic material or blackening process, to remove stray light；
Spectral detection pond inner wall is provided with mirror layer, for reflecting light source；
The absorption spectrum unit includes positioned at the first section side light source b4, is located at the second section sidelight electric transducer b2, sample
Device 3 is inserted into spectral detection pond, and light source b4 and photoelectric sensor b2 are located on the same axis in spectral detection pond lower part；Making sample
When detection, light source b4 is opened under microprocessor system effect, the light of light source b4 outgoing reaches photoelectric sensor after penetrating sample
B2, photoelectric sensor b2 are passed to microprocessor system processing after converting optical signals into electric signal, and testing result is in liquid crystal display
It is shown in module；
The reflectance spectrum unit includes being located at the first section side light source b 1, photoelectric sensor b2, mirror layer 2；Sample device 3
It is inserted into spectral detection pond, light source b 1 reaches photoelectric sensor b2 through sample after 2 multiple reflections of mirror layer；Photoelectric transfer
Sensor b2 is passed to microprocessor system processing after converting optical signals into electric signal, and testing result is shown on LCD MODULE
Out；Light source b 1 is located at the ipsilateral spectral detection pond top photoelectric sensor b2；Since light source uses reflection mode, increase
Light source light path, therefore trace detection can be carried out to sample, while also improving the sensitivity of sample detection；
The fluorescence spectrum unit includes positioned at section base fluorescent light source b3, the second section sidelight electric transducer b6 and being attached to light
Optical filter b5 before electric transducer b6；Fluorescent light source b3 inject angle be with the received angle of fluorescence photoelectric sensor b6
90°；Sample device 3 is inserted into spectral detection pond, and light source b3 generates another wavelength new light sources b33 through sample excitation, passes through optical filtering
Enter photoelectric sensor b6 after piece b5, optical filter b5 only allows wavelength to be that the light of new light sources b33 passes through；Photoelectric sensor b6 is by light
Signal is passed to microprocessor system processing after being converted into electric signal, and testing result is shown on LCD MODULE；
Described 180 ° backward resonant light scattering units include light source C1, mirror layer 2, photoelectric sensor C2 and microprocessor system
System；The light source C1 is located at the bottom of third side, and the exit direction of light source C1 is to be tilted towards top；Photoelectric sensor C2's
The direction of light-receiving surface is parallel with C1 light source exit direction, and angle differs 180 degree.
2. a kind of multidimensional integration spectrum detection cell as described in claim 1, which is characterized in that in integrated spectrum detection cell
In, it can individually or simultaneously carry out reflection spectrometry, absorption spectrometry, fluorescent spectrometry and 180 ° of backward resonance light scattering methods
Measurement.
3. a kind of multidimensional integration spectrum detection cell as described in claim 1,2, which is characterized in that in integrated spectral detection
Chi Zhong can carry out one-parameter or measuring multiple parameters in a manner of individually or simultaneously.
4. a kind of multidimensional integration spectrum detection cell as claimed in claim 3, which is characterized in that in integrated spectrum detection cell
In, more mensuration measurements in a closed series can be carried out simultaneously.
5. a kind of multidimensional integration spectrum detection cell as described in claim 1, which is characterized in that microprocessor system is provided with
Liquid Crystal Module, multiple keys, power outlet and RS232 interface；The absorption, reflector element are absorption measuring method and reflection measurement
Method unit, a public photoelectric sensor, absorption measuring method and reflectrometry respectively provide 5 LED sources, can be single
Solely luminous or illuminated in combination provides different light sources for detection, is all controlled by microprocessor.
6. a kind of multidimensional integration spectrum detection cell as described in claim 1, which is characterized in that sample device 3 is inserted into spectrum inspection
It surveys in pond 1, a certain wavelength monochromatic source C1 is projected according to certain angle and reached mirror layer 2 by sample device 3, and repeatedly circulation is anti-
Sample liquid level 4 is reached after penetrating and is re-reflected into mirror layer 2, finally reaches photoelectric sensor C2, photoelectric sensor C2 is by optical signal
It is passed to microprocessor system processing after being converted into electric signal, testing result is shown on LCD MODULE.
7. a kind of multidimensional integration spectrum detection cell as described in claim 1, which is characterized in that in absorption spectrum unit,
Using a monochromatic source, sample single parameter can be detected, that is, one-parameter detection, using multiple and different wavelength
Monochromatic source combination can carry out sequence detection, that is, multi-parameter detection to sample multiple parameters；Using multiple and different wavelength
When monochromatic source combines, each monochromatic light source finally focuses on photoelectric sensor window at an angle when installing.
8. a kind of multidimensional integration spectrum detection cell as described in claim 1, which is characterized in that first section and second
Section is opposite face；The third section is the face adjacent with the first section.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910792011.0A CN110487723A (en) | 2019-08-26 | 2019-08-26 | A kind of multidimensional integration spectrum detection cell device |
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| CN201910792011.0A CN110487723A (en) | 2019-08-26 | 2019-08-26 | A kind of multidimensional integration spectrum detection cell device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113432842A (en) * | 2021-06-26 | 2021-09-24 | 武昌理工学院 | Detection device and detection method for detection lens |
| CN113567385A (en) * | 2021-07-08 | 2021-10-29 | 浙江焜腾红外科技有限公司 | Laser infrared gas sensor |
| CN113567384A (en) * | 2021-07-08 | 2021-10-29 | 浙江焜腾红外科技有限公司 | Long-distance infrared gas sensor |
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