CN108088819A - A kind of hand-held sediment underwater spectral measurement instrument - Google Patents
A kind of hand-held sediment underwater spectral measurement instrument Download PDFInfo
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- CN108088819A CN108088819A CN201810121385.5A CN201810121385A CN108088819A CN 108088819 A CN108088819 A CN 108088819A CN 201810121385 A CN201810121385 A CN 201810121385A CN 108088819 A CN108088819 A CN 108088819A
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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
- G01N21/55—Specular reflectivity
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Abstract
The invention discloses a kind of hand-held sediment underwater spectral measurement instrument, including blank, the first optic probe and the second optic probe；Hand-held sediment underwater spectral measurement instrument further includes housing, wherein, sealing space is provided in housing；Sealing space is internally provided with the first spectrometer, the second spectrometer, processor and power module；Telescopic rod is provided on housing；One end of telescopic rod is fixed on housing, and the other end of telescopic rod is provided with Handheld Division.By the use of blank as reference, which can accurately obtain the reflectivity of underwater test substance, so as to avoid the influence of other known variables, monitoring personnel be facilitated to reject the impurity signal in seawater, so as to obtain more accurate monitoring result and data.
Description
Technical field
The present invention relates to spectral measurement field more particularly to a kind of hand-held sediment underwater spectral measurement instrument.
Background technology
Marine technology is one of three big most advanced branches of science exploration fields of mankind's 21 century.Development of Marine technology, research and development are high-new
Equipment improves long-term ocean observation and prediction ability, is paid much attention to be subject to countries in the world.The change of ocean radiative transfer characteristic
Change, affect the radiation budget of sea-Atmosphere System and aquatic organism activity, there is important meaning in global change research due
Justice.Development of Marine technology, the high new equipment of research and development improve oceanographic observation and prediction ability, are paid much attention to be subject to countries in the world.
Sunlight radiation transmission caused by ocean special layers-ocean-atmosphere interface or subsea level refraction or reflection changes, note
The variation letter of different type ocean interface (such as oceanic whitecap, oil spill, the sediment types such as sea grass, the coral in seabed etc.) is recorded
Breath, to monitor the marine eco-environment using EO-1 hyperion means, sea-surface target is set, sediment types become more meticulous, and classification etc. provides weight
It will basis.
However, existing instrument and equipment is also difficult to accurately measurement seawater substrate and the reflectivity of marine organisms.
The content of the invention
The defects of it is an object of the invention to overcome the prior art, provides a kind of hand-held sediment underwater spectral measurement
Instrument, to solve the problems of the prior art.
To solve the above problems, the present invention provides：A kind of hand-held sediment underwater spectral measurement instrument, including known
The blank of reflectivity, the reflection for the first optic probe for receiving the reflection light of test substance and for receiving the blank
Second optic probe of light；
The hand-held sediment underwater spectral measurement instrument further includes housing, wherein, sealing is provided in the housing
Space；
The sealing space is internally provided with to analyze the reflection light of the test substance and obtains spectrum to be measured
First spectrometer of data, for analyze the reflection light of the blank and obtain standard spectral data the second spectrometer, use
In analyzing and processing the spectroscopic data to be measured and the standard spectral data and obtain the processor of reflectivity to be measured and for supplying
The power module of electricity；
Telescopic rod is provided on the housing；
One end of the telescopic rod is fixed on the housing, and the other end of the telescopic rod is provided with Handheld Division.
As being further improved for above-mentioned technical proposal, it is provided between the blank and second optic probe flexible
Stent；
The telescope support is used to adjust the distance between the blank and second optic probe；
The telescope support is hinged with the blank.
As being further improved for above-mentioned technical proposal, it is provided with to be controlled by the processor on the telescope support and is used in combination
In driving the first cylinder that the telescope support stretches and controlled by the processor and be used to driving the of the blank rotation
Two cylinders.
As being further improved for above-mentioned technical proposal, the hand-held sediment underwater spectral measurement instrument includes useful
In the depth of probe for detecting the test substance and the blank residing depth under water.
As being further improved for above-mentioned technical proposal, it is provided with to store the spectrum to be measured in the sealing space
The memory of data, the standard spectral data and the reflectivity to be measured.
As being further improved for above-mentioned technical proposal, also set up to show the spectrum to be measured in the sealing space
The display of data, the standard spectral data and the reflectivity to be measured.
As being further improved for above-mentioned technical proposal, the direction of the display face is transparent glass.
As being further improved for above-mentioned technical proposal, it is provided with to shoot the underwater test substance on the housing
And the camera of the image information of the blank；
The camera is located at outside the sealing space.
As being further improved for above-mentioned technical proposal, water tank is provided on the housing.
As being further improved for above-mentioned technical proposal, the water tank has multiple, and is symmetrically set on the sealing space
It puts.
The beneficial effects of the invention are as follows：The present invention proposes a kind of hand-held sediment underwater spectral measurement instrument, using white
Plate can accurately obtain the reflectivity of underwater test substance as reference, the underwater survey meter, so as to avoid other unknown changes
The influence of amount facilitates monitoring personnel to reject the impurity signal in seawater, so as to obtain more accurate monitoring result and data.
Description of the drawings
It in order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described.It should be appreciated that the following drawings illustrates only certain embodiments of the present invention, therefore it is not construed as pair
The restriction of scope, for those of ordinary skill in the art, without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is a kind of structure diagram of hand-held sediment underwater spectral measurement instrument in the embodiment of the present invention.
Main element symbol description：
100- test substances；The first optic probes of 110-；The first spectrometers of 120-；200- blanks；The second optics of 210- is visited
Head；The second spectrometers of 220-；300- housings；310- sealing spaces；320- processors；330- power modules；340- water tanks；400-
Telescopic rod；410- Handheld Divisions.
Specific embodiment
Hereinafter, various embodiments of the present invention will be described more fully.The present invention can have various embodiments, and
It can adjust and change wherein.It should be understood, however, that：There is no various embodiments of the present invention are limited to spy disclosed herein
Determine the intention of embodiment, but should invention is construed as cover to fall into the spirit and scope of various embodiments of the present invention
All adjustment, equivalent and/or alternative.
Hereinafter, disclosed in the term " comprising " that can be used in various embodiments of the present invention or " may include " instruction
Function, operation or the presence of element, and do not limit the increase of one or more functions, operation or element.In addition, such as exist
Used in various embodiments of the present invention, term " comprising ", " having " and its cognate are meant only to represent special characteristic, number
Word, step, operation, the combination of element, component or foregoing item, and be understood not to exclude first one or more other
Feature, number, step, operation, element, component or foregoing item combination presence or increase one or more features, number,
Step, operation, element, component or foregoing item combination possibility.
In various embodiments of the present invention, stating " A or/and B " includes any combinations or the institute of the word listed file names with
There is combination, such as, it may include A, it may include B or may include A and B both.
The statement (" first ", " second " etc.) used in various embodiments of the present invention can be modified in various implementations
Various constituent element in example, but respective sets can not be limited into element.For example, presented above be not intended to limit the suitable of the element
Sequence and/or importance.The purpose presented above for being only used for differentiating an element and other elements.For example, the first user fills
It puts and indicates different user device with second user device, although the two is all user apparatus.For example, each of the present invention is not being departed from
In the case of the scope of kind embodiment, first element is referred to alternatively as second element, and similarly, second element is also referred to as first
Element.
It should be noted that：In the present invention, unless otherwise specific regulation and definition, the arts such as " installation ", " connection ", " fixation "
Language should be interpreted broadly, for example, it may be being fixedly connected, can also be detachably connected or be integrally connected；It can be machine
Tool is connected or is electrically connected；Can be directly connected to and can be indirectly connected by intermediary；It can be two
Connection inside element.For the ordinary skill in the art, above-mentioned term can be understood at this as the case may be
Concrete meaning in invention.
In the present invention, those of ordinary skill in the art are it is to be appreciated that indicating position or position relationship in text
Term be based on orientation shown in the drawings or position relationship, be for only for ease of the description present invention and simplify description, without
It is instruction or implies signified device or element there must be specific orientation, with specific azimuth configuration and operation, therefore
It is not considered as limiting the invention.
The term used in various embodiments of the present invention is used only for the purpose of describing specific embodiments and not anticipates
In limitation various embodiments of the present invention.Unless otherwise defined, otherwise all terms used herein (including technical term and
Scientific terminology) have and the normally understood meaning of various embodiments of the present invention one skilled in the art is identical contains
Justice.The term (term such as limited in the dictionary generally used) be to be interpreted as have in the related technical field
The identical meaning of situational meaning and the meaning of Utopian meaning or overly formal will be interpreted as having, unless at this
It is clearly defined in the various embodiments of invention.
Embodiment 1
Refering to Fig. 1, in the present embodiment, a kind of hand-held sediment underwater spectral measurement instrument is proposed, including blank
200th, the first optic probe 110 and the second optic probe 210.Wherein, the reflectivity of blank 200 is known that first optics is visited
First 110 for receiving the reflection light of test substance 100, and the second optic probe 210 is used to receive the reflection light of blank 200.
Hand-held sediment underwater spectral measurement instrument further includes housing 300, wherein, it is empty that sealing is provided in housing 300
Between 310.
Sealing space 310 is internally provided with the first spectrometer 120, the second spectrometer 220, processor 320 and power supply
Module 330.
First spectrometer 120 is used to analyze the reflection light of test substance 100 and obtains spectroscopic data to be measured.First spectrum
Instrument 120 can be connected by optical fiber with the first optic probe 110, the reflection for being received the first optic probe 110 using optical fiber
Light is transferred to the first spectrometer 120.
Second spectrometer 220 is used to analyze the reflection light of blank 200 and obtains standard spectral data.Second spectrometer
220 can be connected by optical fiber with the second optic probe 210, the reflected light for being received the second optic probe 210 using optical fiber
Line is transferred to the second spectrometer 220.
Processor 320 is used to analyze and process spectroscopic data and standard spectral data to be measured and obtains reflectivity to be measured.
Power module 330 is used to power to each electrical appliance on hand-held sediment underwater spectral measurement instrument.
When sunlight incides into seawater interface, a portion sunlight is directly reflected by seawater surface in air, separately
Outer a part of sunlight is entered in seawater.Since seawater is generally by full sea water, phytoplankton, suspension bed sediment and coloured dissolved
The components such as organic matter form, and the sunlight entered in seawater passes through the absorption and scattering of seawater, and part scattering light penetrates sea
Vapor interface, the information that carry seawater component are received through air by related satellite.Therefore, the optical signalling of research satellite,
The information of seawater component can be finally inversed by, obtains the relevant information of ocean.
However, for coastal waters, since seawater is shallower, sunlight penetrates seawater and reaches seawater bottom, by seawater bottom
Silt, sea grass and coral etc. be reflected into seawater, the optical information of this part is entrained in the optical signal of seawater, by satellite
It is received, so as to influence the inverting of seawater component.It is surveyed using the underwater spectrum of the hand-held sediment proposed in the present embodiment
Instrument is measured, seawater substrate and the reflectivity of marine organisms can be measured, monitoring personnel is facilitated to reject the impurity signal in seawater.
When studying marine organisms, such as the sea grass in seabed, coral etc., in growth course, there is its special spectrum
Characteristic by studying sea bed material spectral characteristic, assists in identification of the mankind to substrate substance, marine organism growth cycle
Judgement and marine organisms health status diagnosis etc..
Hand-held sediment underwater spectral measurement instrument carries out underwater spectral measurement and is generally divided into three kinds of situations：The first,
In the case of water very depth, i.e., the deeper region of water body, sunlight can not be irradiated to the bottom, and test substance 100 is water at this time
Body (water body includes water, silt, algae, coral etc.) carries out water body the water spectral signal that spectra collection obtains and (simplifies and represent
For A) can in reaction water silt, algae etc. miniature distribution situation；Second, in the case where offshore luminous energy goes directly the bottom,
Test substance 100 is substrate (silt, coral of water-bed layer etc.), and the substrate spectral signal that spectra collection obtains is carried out to substrate
(being simplified shown as B)；The third, based on the second situation, but be intended to know is that the Water-Body Information of shallow bank (is simplified shown as
C), then need to remove noise：C=A-B；Above-mentioned three kinds of situations, can be according to the first optic probe 110 and the second optic probe
210 spectroscopic datas collected and specific linear relationship know the spectroscopic data to be measured of test substance 100.
Specifically, can be calculated in the following manner：
DN1 represents the spectrum number to be measured corresponding to the reflection light for the test substance 100 that the first optic probe 110 collects
According to, DN2 represents the standard spectral data corresponding to the reflection light for the blank 200 that the second optic probe 210 collects, wherein,
DN1 and DN2 can be obtained by the first spectrometer 120 and the second spectrometer 220 respectively, in general, wave-length coverage for 400~
700nm can be expressed as formula (1)：
Wherein, F is the incident intensity of the sun, due to blank 200 and depth, angle and the residing ring of test substance 100
Border all same, thus it is identical with the incident intensity of blank 200 corresponding to test substance 100, it is F；
RNotIt is unknown for the reflectivity to be measured of test substance 100；RIt is known for the reflectivity of blank 200；By
Formula (1) can draw RNotAnd RRelation, be expressed as formula (2)：
It can be in the hope of reflectivity R to be measured by formula (2)Not=(DN1 × R)/DN2 knows that the reflectivity may determine that the water body
In, health status of algae growth etc..
Staff knows the spectroscopic data to be measured of test substance 100, the standard spectral data of blank 200 and reflectivity etc.
After data, subsequent water analysis can be carried out, to further investigate growth, disappearance of wave of the sea amplitude and oceanic whitecap etc.,
Valuable data is provided.
In the present embodiment, telescopic rod 400 can be provided on housing 300.Wherein, one end of telescopic rod 400 is fixed on
On housing 300, the other end of telescopic rod 400 is provided with Handheld Division 410.Diver holds with a hand Handheld Division 410, keeps hand-held
Formula sediment underwater spectral measurement instrument will not float under water.Hand-held sediment underwater spectral measurement instrument observes determinand
During matter, the length of adjustable telescopic rod 400 can be passed through so that the first optic probe 110, which easily facilitates, receives test substance 100
Reflection light.
For blank 200 and the depth of test substance 100 is kept to be consistent, 200 and second optic probe 210 of blank it
Between can be provided with telescope support.Wherein, telescope support is used to adjust the distance between 200 and second optic probe 210 of blank.
In the present embodiment, telescope support and blank 200 are hinged.It can be by rotating blank 200 so that reflected obtaining
During light, the angle of sunlight irradiation test substance 100 and blank 200 in water is identical.
In the present embodiment, to realize automatically controlling for telescope support, it is provided with to drive on telescope support flexible
The first cylinder that stent stretches, while it is additionally provided with the second cylinder that blank 200 is driven to rotate.First cylinder and the second gas
Cylinder can be controlled by processor 320, and processor 320 sends control signal, and the first cylinder or the second cylinder is controlled to perform
Corresponding operation.
It, can sediment underwater spectral measurement in a handheld to measure 200 underwater depth of test substance 100 and blank
It is provided with to detect the depth of probe of test substance 100 and blank 200 residing depth under water on instrument.
The data surveyed are preserved and backed up, for this purpose, being provided with to store light to be measured in sealing space 310
The memory of modal data, standard spectral data and reflectivity to be measured.
Wherein, also set up to show spectroscopic data to be measured, standard spectral data and reflection to be measured in sealing space 310
The display of rate.
It is when diver operates hand-held sediment underwater spectral measurement instrument under water, for ease of diver's observed number
According to the direction of display face is transparent glass.
In the present embodiment, processor 320, memory and display etc. may be constructed a miniature computer.
, it is necessary to record underwater environment when hand-held sediment underwater spectral measurement instrument works under water, while also side
Just data are carried out with more accurate analysis.For this purpose, it is provided with to shoot underwater test substance 100 and blank on housing 300
The camera of 200 image information, the image of camera record can be stored on memory.Wherein, camera is located at sealing
Outside space 310.
When hand-held sediment underwater spectral measurement instrument observes the test substance 100 of different depth of water position, it is necessary under
It dives to corresponding depth.Hand-held sediment underwater spectral measurement instrument has certain volume, can be subject to certain buoyancy, be
Can corresponding depth keep balance, in the present embodiment, water tank 340 can be provided on housing 300, according to Ah
Base Mead principle can keep certain by being packed into corresponding water in water tank 340 in corresponding depth of water position
Balance.
Wherein, have can be multiple for water tank 340, and are symmetrical arranged on sealing space 310.In the present embodiment, water tank 340
2 can be provided with.In other specific embodiments, the quantity of water tank 340 can also be configured as needed, such as 3,
4 etc..
It will be appreciated by those skilled in the art that the accompanying drawings are only schematic diagrams of a preferred implementation scenario, module in attached drawing or
Flow is not necessarily implemented necessary to the present invention.
It will be appreciated by those skilled in the art that the module in device in implement scene can be described according to implement scene into
Row is distributed in the device of implement scene, can also carry out one or more dresses that respective change is disposed other than this implement scene
In putting.The module of above-mentioned implement scene can be merged into a module, can also be further split into multiple submodule.
Above-described embodiment sequence number is for illustration only, does not represent the quality of implement scene.
Disclosed above is only several specific implementation scenes of the present invention, and still, the present invention is not limited to this, Ren Heben
What the technical staff in field can think variation should all fall into protection scope of the present invention.
Claims (10)
- A kind of 1. hand-held sediment underwater spectral measurement instrument, which is characterized in that the blank including known reflectivity, for connecing Receive the first optic probe of the reflection light of test substance and the second optic probe for receiving the reflection light of the blank；The hand-held sediment underwater spectral measurement instrument further includes housing, wherein, it is provided with sealing space in the housing；The sealing space is internally provided with to analyze the reflection light of the test substance and obtains spectroscopic data to be measured The first spectrometer, for analyze the reflection light of the blank and obtain standard spectral data the second spectrometer, for point Analysis handles the spectroscopic data to be measured and the standard spectral data and obtains the processor of reflectivity to be measured and for power supply Power module；Telescopic rod is provided on the housing；One end of the telescopic rod is fixed on the housing, and the other end of the telescopic rod is provided with Handheld Division.
- 2. hand-held sediment underwater spectral measurement instrument according to claim 1, which is characterized in that the blank and institute It states and is provided with telescope support between the second optic probe；The telescope support is used to adjust the distance between the blank and second optic probe；The telescope support is hinged with the blank.
- 3. hand-held sediment underwater spectral measurement instrument according to claim 2, which is characterized in that the telescope support On be provided with and controlled by the processor and be used for the first cylinder that the telescope support is driven to stretch and by the processor control It makes and is used for the second cylinder that the blank is driven to rotate.
- 4. hand-held sediment underwater spectral measurement instrument according to claim 1, which is characterized in that the hand-held sea Bottom substrate underwater spectral measurement instrument includes to detect the depth of the test substance and the blank residing depth under water Degree probe.
- 5. hand-held sediment underwater spectral measurement instrument according to claim 1, which is characterized in that the sealing space Inside it is provided with to store the memory of the spectroscopic data to be measured, the standard spectral data and the reflectivity to be measured.
- 6. hand-held sediment underwater spectral measurement instrument according to claim 5, which is characterized in that the sealing space Inside also set up to show the display of the spectroscopic data to be measured, the standard spectral data and the reflectivity to be measured.
- 7. hand-held sediment underwater spectral measurement instrument according to claim 6, which is characterized in that the display is just To direction be transparent glass.
- 8. hand-held sediment underwater spectral measurement instrument according to claim 1, which is characterized in that set on the housing It is equipped with to shoot the camera of the image information of the test substance and the blank under water；The camera is located at outside the sealing space.
- 9. hand-held sediment underwater spectral measurement instrument according to claim 1, which is characterized in that set on the housing It is equipped with water tank.
- 10. hand-held sediment underwater spectral measurement instrument according to claim 9, which is characterized in that the water tank has It is multiple, and be symmetrical arranged on the sealing space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810121385.5A CN108088819B (en) | 2018-02-07 | 2018-02-07 | Hand-held type seabed bottom matter is spectral measurement appearance under water |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810121385.5A CN108088819B (en) | 2018-02-07 | 2018-02-07 | Hand-held type seabed bottom matter is spectral measurement appearance under water |
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| CN108088819B CN108088819B (en) | 2020-08-18 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115752728A (en) * | 2022-12-13 | 2023-03-07 | 海南热带海洋学院 | Reflection spectrum information processing method of push-broom type underwater imaging spectrometer |
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| Publication number | Publication date |
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| CN108088819B (en) | 2020-08-18 |
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