CN207163896U - A kind of wheat scab detection means based on high light spectrum image-forming - Google Patents
A kind of wheat scab detection means based on high light spectrum image-forming Download PDFInfo
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- CN207163896U CN207163896U CN201721033366.4U CN201721033366U CN207163896U CN 207163896 U CN207163896 U CN 207163896U CN 201721033366 U CN201721033366 U CN 201721033366U CN 207163896 U CN207163896 U CN 207163896U
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- 241000209140 Triticum Species 0.000 title claims abstract description 33
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- 206010039509 Scab Diseases 0.000 title claims abstract description 20
- 238000001514 detection method Methods 0.000 title claims abstract description 18
- 239000000523 sample Substances 0.000 claims abstract description 29
- 230000001629 suppression Effects 0.000 claims abstract description 29
- 238000006243 chemical reaction Methods 0.000 claims abstract description 17
- 239000013307 optical fiber Substances 0.000 claims description 8
- 238000003384 imaging method Methods 0.000 claims description 7
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- 238000000034 method Methods 0.000 description 6
- 238000005259 measurement Methods 0.000 description 3
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- 230000003595 spectral effect Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
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- 238000002329 infrared spectrum Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
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Abstract
The utility model discloses a kind of wheat scab detection means based on high light spectrum image-forming to include：Acquisition module, control module；Acquisition module, including walking mechanism, suppression mechanism, sliding extension bar, solar energy conversion equipment, spectrometer, light source；Walking mechanism includes left front drive, right forerunner, left back drive, right rear-guard；Suppression mechanism includes the first linkwork and the second linkwork, and the left front drive with walking mechanism, right forerunner, left back drive, right rear-guard form rotational motion pair respectively for left front axle, front right axle, left rear axle, the right rear axle of the second linkwork；Second end of sliding extension bar is hinged with probe apparatus.The utility model is cooperated using walking mechanism and suppression mechanism, make probe apparatus and suppression mechanism held stationary, ensure that probe apparatus can smoothly shoot spectrum picture in control module gathered data, prevent shake from being interfered to the collection result of probe apparatus, improve the accuracy and reliability detected to being tested wheat scab.
Description
Technical field
The utility model light spectrum image-forming detection means is related to technical field, more particularly to a kind of based on the small of high light spectrum image-forming
Wheat head blight detection means.
Background technology
The main feature of high-spectrum remote sensing data is：Traditional images are tieed up to be integrated with spectrum dimension information fusion, i.e. " collection of illustrative plates
Unification ".High-spectrum remote sensing contains abundant space, radiation and the triple information of spectrum, thus has in association area huge
Big application value and wide development space.High-spectral data is handled, main information is obtained frequently with extraction characteristic wavelength.
Commonly used feature extracting method have PCA (PCA), Fisher face (LDA), multi-dimentional scale method (MDS) and
Manifold learning method etc..
At present, external existing near infrared spectrometer and x-ray spectrometer, but equipment uses complicated, bulky, price
Costliness, generally requiring PC and dedicated spectral analysis software could run, and be not suitable for carrying out wheat scab in field
Measurement in real time and monitoring；The products such as the infrared spectrum instrument sold on domestic market, accurate measuring plants spectral investigator, function list
One, measurement accuracy is limited, it is impossible to meets plant disease measurement and the needs monitored in real time.
Utility model content
Based on technical problem existing for background technology, the utility model proposes a kind of wheat based on high light spectrum image-forming is red
Mildew detection means.
The utility model proposes the wheat scab detection means based on high light spectrum image-forming, including：Acquisition module, control
Module；
Acquisition module, including walking mechanism, suppression mechanism, sliding extension bar, solar energy conversion equipment, spectrometer, light
Source；
Walking mechanism includes left front drive, right forerunner, left back drive, right rear-guard；Suppression mechanism includes the first linkwork and the
Two linkworks, one end and the suppression mechanism of the first linkwork are hinged, and the first end of the other end and sliding extension bar is hinged, the
Two linkworks include left front axle, front right axle, left rear axle, right rear axle, the left front axle of the second linkwork, front right axle, left rear axle,
The left front drive with walking mechanism, right forerunner, left back drive, right rear-guard form rotational motion pair to right rear axle respectively；Sliding extension bar
Second end is hinged with probe apparatus, and the one end of probe apparatus away from sliding extension bar is provided with hole slot, probe is provided with hole slot；Too
Positive energy light conversion device welds in walking mechanism and positioned at the top of suppression mechanism, solar energy conversion equipment with suppression mechanism
Connect；Walking mechanism is provided with LCDs, and LCDs is connected with suppression mechanism；
Spectrometer is connected by optical fiber and probe, and spectrometer is connected with solar energy conversion equipment, and optical fiber is connected with light source；
Control module, communicated to connect with spectrometer.
Preferably, the walking mechanism includes first rotating shaft, the second rotating shaft, the 3rd rotating shaft, the 4th rotating shaft；First rotating shaft is set
In left front axle and left front drive joining place, the second rotating shaft located at front right axle and right forerunner's joining place, the 3rd rotating shaft located at left rear axle with
Left back drive joining place, the 4th rotating shaft is located at right rear axle and right rear-guard joining place.
Preferably, left front drive is provided with stretches for driving left front drive to carry out flexible first on direction perpendicular to the ground
Compression apparatus, right forerunner, which is provided with, to be used to drive right forerunner to carry out the second flexible retractor device on direction perpendicular to the ground,
Left back drive, which is provided with, to be used to drive left back drive to carry out the 3rd flexible retractor device on direction perpendicular to the ground, on right rear-guard
Provided with for driving right rear-guard to carry out the 4th flexible retractor device on direction perpendicular to the ground.
Preferably, the optical fiber includes light source input, reflection light output end and integrated end, and light source input and light source connect
Connect, reflection light output end is connected with spectrometer, is integrated end and is connected with probe.
Preferably, the spectrometer uses marine optics imaging spectrometer.
Preferably, the power of the light source is more than 100w, and the power of the light source is adjustable in above-mentioned power bracket.
The utility model mainly solves the problem detected using imaging spectrometer to wheat scab；The utility model profit
Cooperated with walking mechanism and suppression mechanism, make probe apparatus and suppression mechanism held stationary, so ensure in control module
Probe apparatus can smoothly shoot spectrum picture during gathered data, prevent shake from causing to do to the collection result of probe apparatus
Disturb, effectively reduce Acquisition Error of the spectrometer in test process, the precision of the data of spectrometer collection is improved, so as to improve
The accuracy and reliability detected to being tested wheat scab.And four retractor devices set in the utility model can band
Dynamic left front drive, right forerunner, left back drive, right rear-guard are stretched on direction perpendicular to the ground, in this way, can be to different height
Wheat carry out the detection of head blight, improve the practicality and applicability of the present apparatus.Further, the light in the utility model
Spectrometer uses marine optics imaging spectrometer, avoids because the convenient difference of spectrometer hardware impacts to collection result, from
And improve the validity of the collection result of spectrometer.Further, the utility model using solar energy conversion equipment come
Natural luminous energy is converted into electric energy and provides power supply for the present apparatus by realization, is effectively improved the utilization rate of resource, has been reached energy-conservation
The purpose of environmental protection.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the wheat scab detection means based on high light spectrum image-forming.
Embodiment
As shown in figure 1, Fig. 1 be the utility model proposes a kind of wheat scab based on high light spectrum image-forming detect dress
Put.
Reference picture 1, the utility model proposes the wheat scab detection means based on high light spectrum image-forming, including：Collection
Module, control module；
Acquisition module, including walking mechanism, suppression mechanism 5, sliding extension bar 2, solar energy conversion equipment 3, spectrometer,
Light source；In present embodiment, solar energy conversion equipment 3 can be converted to natural solar energy electric energy, after recycling conversion
Electric energy provide electric energy for the present apparatus, realize recycling for the energy, avoid the waste of the energy, reached energy-conserving and environment-protective
Purpose.The spectrometer uses marine optics imaging spectrometer, and the hardware parameter of such a spectrometer has accreditation property, can be effectively
The difference of spectrometer hardware aspect is avoided to impact collection result, so as to ensure the precision of the collection result of spectrometer and have
Effect property.The power of the light source is more than 100w, and the power of the light source is adjustable in above-mentioned power bracket, by adjusting light source
Power realize under different detection environment to the demand of light source.
Walking mechanism includes left front drive 7, right forerunner 6, left back drive 9, right rear-guard 8；Suppression mechanism 5 includes the first linkwork
10 and second linkwork, one end of the first linkwork 10 and suppression mechanism 5 are be hinged, and the of the other end and sliding extension bar 2
One end is hinged, and the second linkwork includes left front axle 12, front right axle 11, left rear axle 14, right rear axle 13, a left side for the second linkwork
Front axle 12, front right axle 11, left rear axle 14, right rear axle 13 are respectively behind the left front drive 7 with walking mechanism, right forerunner 6, left back drive 9, the right side
Drive 8 and form rotational motion pair；Second end of sliding extension bar 2 is hinged with probe apparatus 1, and probe apparatus 1 is away from sliding extension bar 2
One end be provided with hole slot, probe is installed on hole slot；Solar energy conversion equipment 3 is located in walking mechanism and is located at suppression mechanism
5 top, solar energy conversion equipment 3 weld with suppression mechanism 5；Walking mechanism is provided with LCDs 4, LCDs
4 are connected with suppression mechanism 5；
Spectrometer is connected by optical fiber and probe, and spectrometer is connected with solar energy conversion equipment 3, and optical fiber connects with light source
Connect；In present embodiment, optical fiber includes light source input, reflection light output end and integrated end, light source input and is connected with light source,
Reflection light output end is connected with spectrometer, is integrated end and is connected with probe；In this way, improve the stabilization of signal transmission and data transfer
Property and reliability.
Control module, communicated to connect with spectrometer.
In present embodiment, the walking mechanism includes first rotating shaft, the second rotating shaft, the 3rd rotating shaft, the 4th rotating shaft；First
Rotating shaft is located at left front axle 12 and 7 joining places of left front drive, and the second rotating shaft is located at front right axle 11 and the right joining place of forerunner 6, the 3rd rotating shaft
Located at left rear axle 14 and 9 joining places of left back drive, the 4th rotating shaft is located at right rear axle 13 and the right joining place of rear-guard 8；So that walking mechanism
The walking on the ground that can stablize, is detected with the wheat scab to diverse location.And left front drive 7 is provided with and is used for band
Dynamic left front drive 7 carries out the first flexible retractor device on direction perpendicular to the ground, and right forerunner 6 is provided with for before driving the right side
Drive 6 and the second flexible retractor device is carried out on direction perpendicular to the ground, it is left back to drive 9 provided with for driving left back drive 9 to exist
Carry out the 3rd flexible retractor device on direction perpendicular to the ground, right rear-guard 8 be provided be used to driving right rear-guard 8 with ground
The 4th flexible retractor device is carried out on vertical direction；In this way, using aforementioned four retractor device come adjust the present apparatus with
Height on the vertical direction in ground, the wheat of diverse location different height is detected with realizing, to reconnoitre tested wheat
Head blight situation, so as to improve the applicability of the present apparatus and practicality..
In present embodiment, it is necessary to obtain reference value using blank is corrected in specific detection process, specific operation
Step includes：
Close light source and suppression mechanism 5 is entered tested wheatland and remain static, correction blank is positioned over spy
Head lower section so that the collection direction face of probe corrects blank, and now control module passes through the anti-of spectrometer acquisition correction blank
Penetrate brightness value DNBWAnd store, correction blank is then removed, the collection direction face of probe is tested the wheat wheat head, now controls
Module obtains the reflecting brightness value DN of the tested wheat wheat head by spectrometerBIAnd store；
Open light source and suppression mechanism 5 is entered tested wheatland and in running order, the setting in motion of suppression mechanism 5,
Correction blank is positioned over probe lower section so that the collection direction face of probe corrects blank, and now control module passes through spectrum
Instrument obtains the reflecting brightness value DN of correction blankWAnd store, correction blank is then removed, is tested the collection direction face of probe
The wheat wheat head, the reflecting brightness value DN that now control module passes through the tested wheat wheat head of spectrometer acquisitionIAnd store；
Control module internal memory contains different type wheat spectral reflectivity test data in field, and then control module is based on
DNBW、DNBI、DNW、DNIAnd formula calculates the spectral reflectivity R that current location is tested the wheat wheat headI, the formula is：
Wherein, A is the intensity of light source, B be wheat light transmittance and its be stability constant, η is the light that EO-1 hyperion camera carries
Sensor DN values and light intensity conversion coefficient, DNBThe DN values of different-waveband caused by noise, R when being closed for EO-1 hyperion camera lensW
To correct the reflectivity of blank；Above-mentioned light sensor is used to gather in experimentation.
Present embodiment mainly solves the problem detected using imaging spectrometer to wheat scab；This real-time mode profit
Cooperated with walking mechanism and suppression mechanism 5, make probe apparatus 1 and the held stationary of suppression mechanism 5, so ensured in control mould
Probe apparatus 1 can smoothly shoot spectrum picture during block gathered data, prevent shake from being caused to the collection result of probe apparatus 1
Interference, effectively reduce Acquisition Error of the spectrometer in test process, the precision of the data of spectrometer collection is improved, so as to carry
The high accuracy and reliability detected to being tested wheat scab.And four retractor devices set in present embodiment can
Left front drive 7, right forerunner 6, left back 9, the right rear-guard 8 that drives is driven to be stretched on direction perpendicular to the ground, in this way, can be to not
Level wheat carries out the detection of head blight, improves the practicality and applicability of the present apparatus.Further, present embodiment
In spectrometer use marine optics imaging spectrometer, avoid the shadow caused by the convenient difference of spectrometer hardware is to collection result
Ring, so as to improve the validity of the collection result of spectrometer.Further, present embodiment utilizes solar energy converting means
3 are put to realize that natural luminous energy is converted into electric energy provides power supply for the present apparatus, is effectively improved the utilization rate of resource, reaches
The purpose of energy-conserving and environment-protective.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (6)
- A kind of 1. wheat scab detection means based on high light spectrum image-forming, it is characterised in that including：Acquisition module, control mould Block；Acquisition module, including walking mechanism, suppression mechanism (5), sliding extension bar (2), solar energy conversion equipment (3), spectrum Instrument, light source；Walking mechanism includes left front drive (7), right forerunner (6), left back drive (9), right rear-guard (8)；Suppression mechanism (5) includes the first hinge Connection mechanism (10) and the second linkwork, one end of the first linkwork (10) is be hinged with suppression mechanism (5), and the other end is with sliding The first end of expansion link (2) is hinged, and the second linkwork includes left front axle (12), front right axle (11), left rear axle (14), right rear axle (13), the left front axle (12) of the second linkwork, front right axle (11), left rear axle (14), right rear axle (13) respectively with walking mechanism Left front drive (7), right forerunner (6), it is left back drive (9), right rear-guard (8) formed rotational motion pair；Second end of sliding extension bar (2) Probe apparatus (1) is hinged with, the one end of probe apparatus (1) away from sliding extension bar (2) is provided with hole slot, spy is provided with hole slot Head；Solar energy conversion equipment (3) is in walking mechanism and positioned at the top of suppression mechanism (5), solar energy conversion equipment (3) welded with suppression mechanism (5)；Walking mechanism is provided with LCDs (4), and LCDs (4) is held in the mouth with suppression mechanism (5) Connect；Spectrometer is connected by optical fiber and probe, and spectrometer is connected with solar energy conversion equipment (3), and optical fiber is connected with light source；Control module, communicated to connect with spectrometer.
- 2. the wheat scab detection means according to claim 1 based on high light spectrum image-forming, it is characterised in that the row Walking mechanism includes first rotating shaft, the second rotating shaft, the 3rd rotating shaft, the 4th rotating shaft；First rotating shaft is located at left front axle (12) and left front drive (7) joining place, the second rotating shaft is located at front right axle (11) and right forerunner (6) joining place, and the 3rd rotating shaft is located at left rear axle (14) and a left side Rear-guard (9) joining place, the 4th rotating shaft is located at right rear axle (13) and right rear-guard (8) joining place.
- 3. the wheat scab detection means according to claim 1 based on high light spectrum image-forming, it is characterised in that left front drive (7) it is provided with and is used to drive left front drive (7) to carry out the first flexible retractor device, right forerunner on direction perpendicular to the ground (6) it is provided with and is used to drive right forerunner (6) to carry out the second flexible retractor device, left back drive on direction perpendicular to the ground (9) it is provided with and is used to drive left back drive (9) to carry out the 3rd flexible retractor device, right rear-guard on direction perpendicular to the ground (8) it is provided with and is used to drive right rear-guard (8) to carry out the 4th flexible retractor device on direction perpendicular to the ground.
- 4. the wheat scab detection means according to claim 1 based on high light spectrum image-forming, it is characterised in that the light Fibre includes light source input, reflection light output end and integrated end, light source input and is connected with light source, reflects light output end and spectrum Instrument connects, and integrates end and is connected with probe.
- 5. the wheat scab detection means according to claim 1 based on high light spectrum image-forming, it is characterised in that the light Spectrometer uses marine optics imaging spectrometer.
- 6. the wheat scab detection means according to claim 1 based on high light spectrum image-forming, it is characterised in that the light The power in source is more than 100w, and the power of the light source is adjustable in above-mentioned power bracket.
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| CN201721033366.4U CN207163896U (en) | 2017-08-17 | 2017-08-17 | A kind of wheat scab detection means based on high light spectrum image-forming |
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| CN201721033366.4U CN207163896U (en) | 2017-08-17 | 2017-08-17 | A kind of wheat scab detection means based on high light spectrum image-forming |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110702680A (en) * | 2019-09-29 | 2020-01-17 | 农业农村部南京农业机械化研究所 | Device and method for detecting disease index of wheat scab |
| CN111486900A (en) * | 2020-05-22 | 2020-08-04 | 信阳农林学院 | Wheat scab detection device |
| CN113466132A (en) * | 2021-07-01 | 2021-10-01 | 哈尔滨金融学院 | Hyperspectrum-based rice blast cycle detection equipment |
| GB2614447A (en) * | 2022-06-07 | 2023-07-05 | Univ Zhejiang | Tracked vehicle with autofocus for acquiring field phenotypes and method for automatic focusing |
-
2017
- 2017-08-17 CN CN201721033366.4U patent/CN207163896U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110702680A (en) * | 2019-09-29 | 2020-01-17 | 农业农村部南京农业机械化研究所 | Device and method for detecting disease index of wheat scab |
| CN110702680B (en) * | 2019-09-29 | 2020-09-29 | 农业农村部南京农业机械化研究所 | Device and method for detecting disease index of wheat scab |
| CN111486900A (en) * | 2020-05-22 | 2020-08-04 | 信阳农林学院 | Wheat scab detection device |
| CN113466132A (en) * | 2021-07-01 | 2021-10-01 | 哈尔滨金融学院 | Hyperspectrum-based rice blast cycle detection equipment |
| CN113466132B (en) * | 2021-07-01 | 2022-04-19 | 哈尔滨金融学院 | Hyperspectrum-based rice blast cycle detection equipment |
| GB2614447A (en) * | 2022-06-07 | 2023-07-05 | Univ Zhejiang | Tracked vehicle with autofocus for acquiring field phenotypes and method for automatic focusing |
| GB2614447B (en) * | 2022-06-07 | 2024-04-03 | Univ Zhejiang | Tracked vehicle with autofocus for acquiring field phenotypes and method for automatic focusing |
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