CN109060812A - A kind of self-checking device of remote sensing detection system - Google Patents
A kind of self-checking device of remote sensing detection system Download PDFInfo
- Publication number
- CN109060812A CN109060812A CN201811282541.2A CN201811282541A CN109060812A CN 109060812 A CN109060812 A CN 109060812A CN 201811282541 A CN201811282541 A CN 201811282541A CN 109060812 A CN109060812 A CN 109060812A
- Authority
- CN
- China
- Prior art keywords
- calibration
- calibration pool
- pool
- turntable
- bottom plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- 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
-
- 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
- G01N21/84—Systems specially adapted for particular applications
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The invention discloses a kind of self-checking devices of remote sensing detection system, including condenser lens, stepper motor, bottom plate, detector and controller, the stepper motor, detector and controller are installed on bottom plate and are also equipped with calibration pool turntable and optoelectronic switch on bottom plate, multiple mounting holes and a retaining holes are provided on calibration pool turntable, a sealing calibration pool is mounted in each mounting hole, condenser lens is located at the side of bottom plate.The calibrating gas of various concentration is encapsulated in special sealing calibration pool by the present invention, guarantee that calibrating gas long term seal is not leaked, and it seals calibration pool and is fixed on calibration pool turntable, the calibration factor of various concentration gas is obtained by calibration pool turntable position rotating, to carry out accurate calibration to the entire range ability of equipment, non-linear accurate calibration can be carried out to multiple gases simultaneously and the calibration of most of optical telemetry equipment is adaptable to by the scaled to structure of the invention.
Description
Technical field
The present invention relates to optical remote sensing fields of measurement, the self-checking device of specifically a kind of remote sensing detection system.
Background technique
It is distant between visible light wave segment limit (0.38-0.76 microns) that visual remote sensing refers to that working sensor wave band is limited to
Sense technology.The visible region wave-length coverage of electromagnetic spectrum about between 0. 38-0.76 microns, be traditional aerial photographic reconnaissance and
Most common service band in aeroplane photography mapping can be obtained with very high ground resolution and interpretation and map making performance
Black and white is panchromatic or chromatic image.
It has been obtained using the method that optical remote sensing means are monitored polluted gas various in environment more and more extensive
Application, most of optical telemetry equipment is required to carry out accurate calibration to equipment using calibrating gas before working normally, especially
Be measured with non-dispersion infrared scheme, and measured gas between high concentration region there are when non-linear absorption, carry out equipment
Daily calibration is an essential step；Especially for gamma correction, remote-measuring equipment fixes unified public affairs for one not yet
Formula is largely to be calibrated according to the empirical value of device measuring, or calibrated according to a kind of gas concentration.
But a variety of unstable factors such as the variation due to environmental gas concentration, environment temperature, air pressure, light source ages are deposited
Do not have reliability in time in, this method, this is just that the use of people brings inconvenience.
Summary of the invention
The purpose of the present invention is to provide a kind of self-checking devices of remote sensing detection system, to solve above-mentioned background technique
The problem of middle proposition.
To achieve the above object, the invention provides the following technical scheme:
A kind of self-checking device of remote sensing detection system, including condenser lens, stepper motor, bottom plate, detector and controller,
The stepper motor, detector and controller are installed on bottom plate and are also equipped with calibration pool turntable on bottom plate and photoelectricity is opened
It closes, optoelectronic switch is connected with controller by signal, multiple mounting holes and a retaining holes is provided on calibration pool turntable, each
It is mounted on a sealing calibration pool in mounting hole, is provided with a leaky hole on the outside of retaining holes, condenser lens is located at bottom plate
Side, calibration pool turntable pass through stepper motor drive.
As a further solution of the present invention: sealing calibration pool includes calibration pool shell, faying face and eyeglass, eyeglass installation
In calibration pool case surface and faying face is located at the junction of eyeglass and calibration pool shell.
As a further solution of the present invention: the quantity of mounting hole is four, four mounting holes and a retaining holes according to
72 degree are evenly distributed on calibration pool turntable.
As a further solution of the present invention: the shape of calibration pool shell is cylindrical shape, and the internal diameter of calibration pool shell is
54mm。
As a further solution of the present invention: eyeglass is made of calcium fluoride material.
As a further solution of the present invention: faying face is zonary structure and faying face uses precision polishing technique system
Make, the width of faying face is 4mm.
As a further solution of the present invention: the diameter of eyeglass is 57.8mm.
Compared with prior art, the beneficial effects of the present invention are: the present invention has rational design, by the calibrating gas of various concentration
It is encapsulated in special sealing calibration pool, guarantees that calibrating gas long term seal is not leaked, and seal calibration pool and be fixed on calibration pool turn
On disk, the calibration factor of various concentration gas is obtained by calibration pool turntable position rotating, thus to the entire range ability of equipment
Accurate calibration is carried out, non-linear accurate calibration can be carried out to multiple gases simultaneously；The present invention is real using stepper motor locating scheme
Existing calibration measurement, stability and good reliability are adaptable to most of optical telemetry by the scaled to structure of the invention
The calibration of equipment, it is applied widely.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the self-checking device of remote sensing detection system.
Fig. 2 is the structural schematic diagram that calibration pool is sealed in the self-checking device of remote sensing detection system.
Wherein: 1- seals calibration pool, 2- stepper motor, 3- detector, 4- calibration pool turntable, 5- condenser lens, 6- photoelectricity
Switch, 7- bottom plate, 8- controller, 9- retaining holes, 10- leaky hole, 11- calibration pool shell, 12- faying face, 13- eyeglass.
Specific embodiment
The technical solution of the patent is explained in further detail With reference to embodiment.
Embodiment 1
A kind of self-checking device of remote sensing detection system, including condenser lens 5, stepper motor 2, bottom plate 7, detector 3 and control
Device 8 processed, the stepper motor 2, detector 3 and controller 8 are installed on bottom plate 7 and are also equipped with calibration pool on bottom plate 7
Turntable 4 and optoelectronic switch 6, optoelectronic switch 6 are connected with controller 8 by signal, and multiple mounting holes are provided on calibration pool turntable 4
With a retaining holes 9, a sealing calibration pool 1 is mounted in each mounting hole, the outside of retaining holes 9 is provided with a light leakage
Hole 10, condenser lens 5 are located at the side of bottom plate 7, and calibration pool turntable 4 is driven by stepper motor 2.Sealing calibration pool 1 includes school
Quasi- pond shell 11, faying face 12 and eyeglass 13, eyeglass 13 is mounted on 11 surface of calibration pool shell and faying face 12 is located at eyeglass
13 and calibration pool shell 11 junction.The shape of calibration pool shell 11 is cylindrical shape, and the internal diameter of calibration pool shell 11 is 54mm.
Faying face 12 is zonary structure and faying face 12 is made of precision polishing technique, and the width of faying face 12 is 4mm.
Embodiment 2
A kind of self-checking device of remote sensing detection system, including condenser lens 5, stepper motor 2, bottom plate 7, detector 3 and control
Device 8 processed, the stepper motor 2, detector 3 and controller 8 are installed on bottom plate 7 and are also equipped with calibration pool on bottom plate 7
Turntable 4 and optoelectronic switch 6, optoelectronic switch 6 are connected with controller 8 by signal, and multiple mounting holes are provided on calibration pool turntable 4
With a retaining holes 9, a sealing calibration pool 1 is mounted in each mounting hole, the outside of retaining holes 9 is provided with a light leakage
Hole 10, condenser lens 5 are located at the side of bottom plate 7, and calibration pool turntable 4 is driven by stepper motor 2.Sealing calibration pool 1 includes school
Quasi- pond shell 11, faying face 12 and eyeglass 13, eyeglass 13 is mounted on 11 surface of calibration pool shell and faying face 12 is located at eyeglass
13 and calibration pool shell 11 junction.The quantity of mounting hole is four, and four mounting holes and a retaining holes 9 are equal according to 72 degree
It is even to be distributed on calibration pool turntable 4.Eyeglass 13 is made of calcium fluoride material.The diameter of eyeglass 13 is 57.8mm.
The working principle of the invention is: four sealing calibration pools 1 are fixed on calibration pool turntable 4, above calibration pool turntable 4
There are four the mounting hole opened according to fixed angle and a retaining holes 9, the diameter of mounting hole and retaining holes 9 is 50mm, 5 holes
Position is uniformly distributed according to 72 degree.Wherein the sealing calibration pool 1 for having various concentration gas is sealed in three hole location installations to five hole locations, is used for
Obtain the calibration factor of various concentration；The sealing calibration pool 1 of one installation encapsulation pure nitrogen gas, as zero point correction or calibration reference
Channel；The last one retaining holes 9 is used for the normal Measurement channel of equipment, guarantees light intensity when equipment work.In calibration pool turntable 4
Retaining on the outside of hole location 9 has a leaky hole 10, and calibration pool turntable 4 is fixed on high-precision stepper motor 2, when calibration is opened, step
Calibration pool turntable 4 will be driven at the uniform velocity to rotate into motor 2, the signal that can will give out light of photoswitc 6 is sent on controller 8, is realized pair
The positioning of retaining holes 9, the overlapping positions of leaky hole 10 and optoelectronic switch 6 are positioned as zero point by stepper motor 2 later, are carried out later
Four measurements, each stepper motor 2 rotate 72 degree；After light beam is focused by condenser lens 5 when measurement, by sealing calibration pool 1
Or it is reached on detector 3 after retaining holes 9.Stepper motor 2, optoelectronic switch 6 and controller 8 are fixed on bottom plate 7, above bottom plate 7
There is one and the aperture of same size on calibration pool turntable 4 is passed through for light beam, hole center is consistent with optical path Center.
Eyeglass 13 uses calcium fluoride material, all has very high light transmittance to different wave length.It need to separately guarantee four sealing schools
The consistency with higher of calcirm-fluoride eyeglass 13 on quasi- pond 1, the transmitance difference on phase co-wavelength is less than 0.5%.Faying face
12 are bonded with eyeglass 13 by special glue, guarantee the air-tightness of encapsulation；There is a cone on calibration pool shell 11
Aperture is filled with standard gas for the sealing calibration pool 1 for pasting eyeglass 13 by stingy, when inflation first big air-flow exclude it is internal empty
Gas, rear air-flow is uniformly slow, guarantees that internal gas flow is full of, after later gradually pulling out small air tube, using sealant closed pores.
By taking telemetering motor vehicle tail equipment as an example, the carbonate concentration in three gas-flow closure ponds can be set to following three kinds, be shown in Table
1。
Table 1
| CO2 | CO | NO | N2 | |
| Seal calibration pool 1 | 2% | 1% | 500ppm | Surplus |
| Seal calibration pool 2 | 8% | 4% | 2000ppm | Surplus |
| Seal calibration pool 3 | 16% | 5% | 5000ppm | Surplus |
| Seal calibration pool 4 | 0 | 0 | 0 | 100% |
From table 1 it follows that three kinds of measurement gases can be matched while be matched to each sealing calibration pool 1, synchronize to CO2, CO and NO into
Row accurate calibration, concentration ratio can flexible customizations according to demand.Having the sealing calibration pool 1 full of nitrogen is that zero point or reference are logical
Road, and the higher consistency of calcirm-fluoride eyeglass 13, while gas parameter is modified according to real time temperature and air pressure, it is ensured that
The feasibility of accurate calibration.
The calibrating gas of various concentration is encapsulated in special sealing calibration pool 1 by the present invention, and it is fixed to seal calibration pool 1
On calibration pool turntable 4, the calibration factor of various concentration gas is obtained by 4 position rotating of calibration pool turntable, thus to equipment
Entire range ability carries out accurate calibration.The present invention measures various concentration by carrying out location control to high-precision stepper motor 2
The calibration factor of gas, it is automatic to realize to the accurate calibration of equipment, it is particularly adapted to the calibration to there is non-linear absorption gas, together
When design a kind of long-term packaged type absorption cell, it is ensured that calibration gas is not revealed for a long time.
The present invention can also directly amplify structure, be placed on outside remote-measuring equipment, as long as guaranteeing each position aperture not less than survey
It measures spot size and measuring beam passes perpendicularly through calibration system, the automatic calibration to remote-measuring equipment can be realized.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (7)
1. a kind of self-checking device of remote sensing detection system, which is characterized in that including condenser lens (5), stepper motor (2),
Bottom plate (7), detector (3) and controller (8), the stepper motor (2), detector (3) and controller (8) are installed in bottom plate
(7) calibration pool turntable (4) and optoelectronic switch (6) are also equipped on and on bottom plate (7), optoelectronic switch (6) and controller (8) are logical
It crosses signal to be connected, multiple mounting holes and a retaining holes (9) is provided on calibration pool turntable (4), are respectively mounted in each mounting hole
There is a sealing calibration pool (1), a leaky hole (10) is provided on the outside of retaining holes (9), condenser lens (5) is located at bottom plate
(7) side, calibration pool turntable (4) are driven by stepper motor (2).
2. the self-checking device of remote sensing detection system according to claim 1, which is characterized in that the sealing calibration pool
It (1) include calibration pool shell (11), faying face (12) and eyeglass (13), eyeglass (13) is mounted on calibration pool shell (11) surface simultaneously
And faying face (12) is located at the junction of eyeglass (13) and calibration pool shell (11).
3. the self-checking device of remote sensing detection system according to claim 1 or 2, which is characterized in that the mounting hole
Quantity be four, four mounting holes and a retaining holes (9) are evenly distributed on calibration pool turntable (4).
4. the self-checking device of remote sensing detection system according to claim 2, which is characterized in that the calibration pool shell
(11) shape is cylindrical shape, and the internal diameter of calibration pool shell (11) is 54mm.
5. the self-checking device of remote sensing detection system according to claim 2, which is characterized in that the eyeglass (13) is adopted
It is made of calcium fluoride material.
6. the self-checking device of remote sensing detection system according to claim 2, which is characterized in that the faying face (12)
Width for zonary structure and faying face (12) is 4mm.
7. the self-checking device of remote sensing detection system according to claim 5, which is characterized in that the eyeglass (13)
Diameter is 57.8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811282541.2A CN109060812A (en) | 2018-10-31 | 2018-10-31 | A kind of self-checking device of remote sensing detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811282541.2A CN109060812A (en) | 2018-10-31 | 2018-10-31 | A kind of self-checking device of remote sensing detection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109060812A true CN109060812A (en) | 2018-12-21 |
Family
ID=64788958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811282541.2A Withdrawn CN109060812A (en) | 2018-10-31 | 2018-10-31 | A kind of self-checking device of remote sensing detection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109060812A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110987852A (en) * | 2019-12-27 | 2020-04-10 | 安徽养和医疗器械设备有限公司 | Thirteen carbon infrared spectrometer curve automatic calibration system |
-
2018
- 2018-10-31 CN CN201811282541.2A patent/CN109060812A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110987852A (en) * | 2019-12-27 | 2020-04-10 | 安徽养和医疗器械设备有限公司 | Thirteen carbon infrared spectrometer curve automatic calibration system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10101298B1 (en) | Photo ionization detector with self-calibration | |
| CN106885632B (en) | A kind of vacuum ultraviolet spectroscopy radiation meter calibrating method and device | |
| CN102155994A (en) | Calibration device of infrared radiometer and calibration method of infrared radiometer | |
| CN105444881A (en) | Self-correcting atmosphere-earth surface optical radiation characteristic observer | |
| CN204788422U (en) | Be applied to sensitive optical system index adjustment check out test set of satellite positioning star | |
| CN101799123B (en) | Brightness generator | |
| CN108107002A (en) | The in-orbit absolute radiation calibration method of Radiance transfer calculation is simplified based on multiple level target | |
| CN104316187B (en) | Big visual field Hyper spectral Imaging difference absorption spectrum instrument spectrum scaling device | |
| CN106153573A (en) | A kind of High Temperature High Pressure optics cavity demarcated for absorptance and using method thereof | |
| CN102998089B (en) | A kind of calibration device of ultra-far ultraviolet detector | |
| CN109060812A (en) | A kind of self-checking device of remote sensing detection system | |
| JP2017058354A (en) | Actinometer | |
| CN209043813U (en) | A kind of self-checking device of remote sensing detection system | |
| CN218158329U (en) | Atmospheric aerosol laser radar calibration instrument | |
| CN108258061B (en) | A kind of photodetector and preparation method thereof of included reference gas chamber | |
| Pettit | Lunar radiation as related to phase | |
| CN107607905A (en) | A kind of mechanical structure of novel sensor and the sensor | |
| CN105737980A (en) | Radiometric calibration method and device | |
| CN106154357B (en) | A kind of High Precision Automatic calibrating installation for photoelectricity sunshine recorder | |
| CN203786020U (en) | Sample cell for industrial waste gas online monitoring and calibration | |
| CN205426763U (en) | Laser gas analysis appearance and snap ring thereof | |
| CN208366465U (en) | Multi-channel filter radiator for the detection system that filters | |
| CN108151875A (en) | For the calibration method of the High Precision Automatic caliberating device of sunshine recorder | |
| JPH10332579A (en) | Golay cell and 13c measuring apparatus using the same | |
| CN105651697A (en) | Laser gas analyzer and clasp thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181221 |