CN113504217A - Raman spectrometer system carried by aerial photography device and sample collection and analysis method - Google Patents
Raman spectrometer system carried by aerial photography device and sample collection and analysis method Download PDFInfo
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- CN113504217A CN113504217A CN202110826697.8A CN202110826697A CN113504217A CN 113504217 A CN113504217 A CN 113504217A CN 202110826697 A CN202110826697 A CN 202110826697A CN 113504217 A CN113504217 A CN 113504217A
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- 238000001069 Raman spectroscopy Methods 0.000 title claims abstract description 49
- 238000004458 analytical method Methods 0.000 title claims description 15
- 238000005070 sampling Methods 0.000 claims abstract description 26
- 238000012544 monitoring process Methods 0.000 claims abstract description 21
- 238000001237 Raman spectrum Methods 0.000 claims abstract description 19
- 230000003595 spectral effect Effects 0.000 claims abstract description 16
- 230000000007 visual effect Effects 0.000 claims abstract description 8
- 238000013016 damping Methods 0.000 claims abstract description 7
- 239000000523 sample Substances 0.000 claims description 25
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 15
- 239000004917 carbon fiber Substances 0.000 claims description 15
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 15
- 238000004804 winding Methods 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 10
- 238000004891 communication Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 6
- 238000001228 spectrum Methods 0.000 claims description 6
- 238000013459 approach Methods 0.000 claims description 3
- 230000004044 response Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000004927 fusion Effects 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 description 13
- 230000008054 signal transmission Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 230000001133 acceleration Effects 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 238000010295 mobile communication Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000001931 thermography Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000013480 data collection Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000004451 qualitative analysis Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Classifications
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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
- G01N21/65—Raman scattering
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C39/00—Aircraft not otherwise provided for
- B64C39/02—Aircraft not otherwise provided for characterised by special use
- B64C39/024—Aircraft not otherwise provided for characterised by special use of the remote controlled vehicle type, i.e. RPV
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D47/00—Equipment not otherwise provided for
- B64D47/08—Arrangements of cameras
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U10/00—Type of UAV
- B64U10/10—Rotorcrafts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
Abstract
The invention relates to a Raman spectrometer system carried by an aerial photography device, which comprises: the device comprises an aerial photographing device body, a damping lifting assembly, a mechanical lifting sling assembly, an ultra-light Raman spectrum detector and a flight monitoring module, wherein the damping lifting assembly is arranged below the aerial photographing device body; the mechanical lifting sling component is arranged below the aerial photographing device body; the ultra-light Raman spectrum detector is connected to the initial end of the sling of the mechanical lifting sling component; the flight monitoring module is arranged on the aerial photographing device body and used for acquiring visual information and obstacle avoidance information around the aerial photographing device body in real time. Compared with the prior art, the invention has the fusion capability of a multifunctional platform, integrates the monitoring flight module, the monitoring sampling module and the Raman monitoring host module, can transmit spectral data, geographic conditions, monitoring results and the like back to the local computer platform in real time, and is beneficial to emergency rescue response after disasters.
Description
Technical Field
The invention relates to a data collection and signal transmission device, in particular to a Raman spectrometer system carried by an aerial photography device and a sample collection and analysis method.
Background
In recent years, dangerous chemical safety accidents frequently occur, so that a great amount of casualties are caused, countries and individuals suffer great economic losses, and severe social influences are brought. In the current emergency disposal site, a sample detection result is obtained by adopting a mode of sampling and submitting personnel afterwards, so that the timeliness is poor, continuous detection cannot be realized, the sampling site condition is fuzzy, and potential safety hazards of operators exist. Technical equipment for rapid and safe acquisition and analysis in an accident scene, such as a Raman spectrometer and the like, generally needs to be carried by emergency personnel to enter the scene for operation. However, the potential safety hazard of the site still exists at this moment, the safety of emergency personnel is often not guaranteed, and the occurrence of the secondary accident on the site still corresponds to the safety of the first aid personnel and constitutes a serious threat.
Therefore, it is important to perform safe, fast and accurate sampling analysis on the disaster accident site, clear the reasons of accident generation, trace accident responsibility units and avoid secondary accidents. How to rapidly and accurately collect and analyze samples on the premise of fully ensuring safety to obtain related physical property information of samples in accident sites and assist accident site investigation work is a problem which needs to be solved urgently, and a rapid remote sampling and data transmission device which is high in safety performance, rapid, accurate and intelligent is urgently needed to be designed.
CN107340547A discloses unmanned aerial vehicle carries spectrum detection system, including unmanned aerial vehicle, communication control module, image acquisition module, detection module, navigation orientation module, the quick appraisal of chemical substance under the extreme environment can be realized to the spectrum detection module of carrying on, takes place the accident when avoiding the personnel operation of detecting. However, in this solution, the detection fiber is used as a signal transmission channel, the strength of the fiber is insufficient, the fiber may be broken during the winding-unwinding process, and the connection is inconvenient. If the quality of the optical fiber probe is too small, the optical fiber probe is also easily influenced by factors such as wind power and the like, so that inaccurate sampling positioning is caused, and the transmission of a detection data signal is influenced.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide the Raman spectrometer system carried by the aerial photography device and the sample collection and analysis method, so that the samples in the accident site can be safely, quickly and accurately collected and analyzed, and the quick emergency rescue response of the accident site can be realized.
The purpose of the invention can be realized by the following technical scheme:
a first object of the present application is to protect an aerial camera carried raman spectrometer system comprising: ware organism, shock attenuation rise and fall subassembly, mechanical lift hoist cable subassembly, ultra-light raman spectroscopy detector and flight monitoring module take photo by plane specifically do:
the damping lifting assembly is arranged below the aerial photographing device body;
the mechanical lifting sling component is arranged below the aerial photographing device body;
the ultra-light Raman spectrum detector is connected to the initial end of the sling of the mechanical lifting sling component;
and the flight monitoring module is arranged on the aerial photographing device body and used for acquiring visual information and obstacle avoidance information around the aerial photographing device body in real time.
Further, the aerial photography device body is a four-axis aerial photography device.
Further, the shock absorbing landing gear assembly includes a landing gear having a foot pad and a spring mounted to a lower surface of the landing gear.
Further, the mechanical hoist sling assembly includes a connection unit, a winch, and a carbon fiber rope;
the connecting unit is fixedly connected to the lower surface of the aerial photographing device body, and the winch is arranged on the lower surface of the connecting unit;
the tail end of the carbon fiber rope is connected to the winch, the carbon fiber rope is wound and wound on the winch, and the initial end of the carbon fiber rope is connected with the ultra-light Raman spectrum detector.
Further, the connection unit is a rigid shell, a winding motor is arranged in the connection unit, the output end of the winding motor is in transmission connection with the winch, and the winding motor can drive the winch to rotate and enable the carbon fiber rope to be wound or placed.
Further, the raman spectrometer system carried by the aerial photography device further comprises an obstacle avoidance sensor, a laser range finder and a visual collection assembly which are arranged on the aerial photography device body.
Further, the obstacle avoidance sensor is a laser radar sensor.
Further, the vision acquisition assembly comprises a plurality of high-definition aerial photographing lenses and infrared thermal imaging lenses which are arranged on the upper, lower, left, right and four sides of the aerial photographing device body.
Further, the raman spectrometer system carried by the aerial photography device further comprises an MCU arranged on the aerial photography device body, and the MCU is electrically connected with a driving motor, a winding motor, the ultra-light raman spectrum detector, the obstacle avoidance sensor, the laser range finder and the visual collection assembly on the aerial photography device body respectively.
Further, the raman spectrometer system carried by the aerial photography device further comprises a background component, the background component comprises a local computer and a storage server in communication connection with the local computer, and a spectrum database is stored in the storage server.
Further, the Raman spectrometer system carried by the aerial photography device further comprises a wireless signal transceiver, wherein the wireless signal transceiver is electrically connected with the MCU, and meanwhile, the wireless signal transceiver is in wireless communication connection with the background component.
A second object of the present application is to protect a sample collection and analysis method comprising the following steps:
(1) the remote control ground station sends out a control command, an aerial photographing device body carrying the ultra-light Raman spectrum detector receives the command and enters an accident site;
(2) the aerial photographing device body collects accident site condition information through the vision collecting assembly and sends the accident site condition information back to the remote control ground station, the remote control ground station sends a control instruction according to the site actual condition, and the aerial photographing device flies to the upper space of a sampling area after receiving the control instruction;
(3) the aerial photographing device flies to a sampling area and hovers a specific height above a sampling point, and the mechanical lifting sling component drives the ultra-light Raman spectrum detector to fall;
(4) and stopping descending when the Raman probe approaches the centimeter-level distance of the sampling point, starting to collect the spectral data of the sample to be detected, wirelessly transmitting the spectral data back to the background component, and comparing and analyzing the background component with the spectral database to obtain and store the result.
Compared with the prior art, the invention has the following technical advantages.
1) The technical scheme uses the ultra-light Raman spectrometer as a rapid sampling analysis device, can carry out remote controllable sampling analysis operation through a wireless image transmission technology and a 5G mobile communication technology, and avoids emergency rescue personnel from entering an accident site;
2) the system has the fusion capability of a multifunctional platform, integrates a monitoring flight module, a monitoring sampling module and a Raman monitoring host module, can transmit spectral data, geographic conditions, monitoring results and the like back to a local computer platform in real time, and is beneficial to emergency rescue response after disasters;
3) the timeliness is good, the deployment is relatively easy, the operation can be repeated and circulated, and the control of the latest condition information of the accident site is facilitated.
Drawings
FIG. 1 is a schematic structural view of the present invention;
the notation in the figure is: the method comprises the following steps of 1-aerial photographing device body, 2-damping undercarriage, 3-high-definition aerial photographing lens, 4-connecting unit, 5-winch, 6-rope, 7-ultra-light Raman spectrometer and 8-Raman probe.
Detailed Description
The invention is described in detail below with reference to the figures and specific embodiments. The present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
In the following embodiments or examples, functional components or structures that are not specifically described are all conventional components or structures that are adopted in the art to achieve the corresponding functions.
The invention is described in detail below with reference to the figures and specific embodiments.
Example 1
In order to realize rapid and safe sampling analysis and data transmission in accident disaster sites, the invention provides a Raman spectrometer system carried by an aerial photography device, the structure of which is shown in figure 1 and comprises: the four-axis aerial photographing device comprises a damping undercarriage 2 positioned at the lower part of an aerial photographing device body, wherein the undercarriage 2 is also provided with a foot pad and a spring which are used as damping devices, and an infrared thermal imaging lens and a high-definition aerial photographing lens 3 are arranged around the aerial photographing device body; the mechanical lifting sling component is fixed at the lower part of the aerial photography device body; and the ultra-light Raman spectrum detection and signal transmission assembly can perform sample qualitative analysis and data transmission. During concrete implementation, the four-axis aerial photography device can be selected in the existing product models, and the requirements related in the technical scheme are guaranteed to be met.
Please refer to fig. 1, the system is further provided with a flight monitoring module, which comprises a radar autonomous obstacle avoidance module and a vision acquisition assembly, wherein the vision acquisition assembly comprises a plurality of high-definition aerial photographing lenses and infrared thermal imaging lenses which are arranged on the upper, lower, left, right and four sides of the aerial photographing device body, and can transmit flight information and image information back to the remote control ground station through a wireless image transmission technology, so that the ground station can analyze real-time conditions of flight conveniently and send out reasonable control instructions. The main obstacle avoidance module comprises an existing laser radar obstacle avoidance sensor.
The connecting unit 4 is fixedly connected to the lower surface of the aerial photographing device body 1, and the winch 5 is arranged on the lower surface of the connecting unit 4; the tail end of the carbon fiber rope 6 is connected to the capstan 5, the carbon fiber rope 6 is wound on the capstan 5, and the initial end of the carbon fiber rope 6 is connected to the ultra-light raman spectrum detector 7. The connecting unit 4 is a rigid shell, a winding motor is arranged in the connecting unit 4, the output end of the winding motor is in transmission connection with the winch 5, and the winding motor can drive the winch 5 to rotate and enable the carbon fiber rope 6 to be wound or placed.
The ultra-light Raman spectrum detector is matched with a Raman monitoring host, the Raman monitoring host comprises a digital signal processing module, the wireless signal receiving and sending module receives a test parameter instruction from the local computer platform and sends collected spectrum data back to the local computer platform, and the digital signal processing module can process the received information. The ultra-light Raman spectrum detector also comprises a Raman spectrometer body and a Raman probe, wherein one end of the Raman spectrometer body is connected with a rope of the mechanical lifting sling component and falls down along with the paying-off of the rope. In specific implementation, the ultra-light Raman spectrometer can be selected from the existing light Raman spectrometer equipment, and the weight of the ultra-light Raman spectrometer equipment meets the load capacity of the four-axis aerial photographing device.
The Raman spectrometer system carried by the aerial photography device further comprises a laser range finder arranged on the aerial photography device body 1. Thereby obtaining the distance to the bottom surface target position in real time.
In the aspect of the automatic control, the raman spectrometer system carried by the aerial photography device further comprises an MCU arranged on the aerial photography device body 1, and the MCU is electrically connected with a driving motor, a winding motor, the ultra-light raman spectrum detector 7, the visual collection assembly, the obstacle avoidance sensor and the laser range finder on the aerial photography device body 1 respectively.
The Raman spectrometer system carried by the aerial photography device further comprises a background component, the background component comprises a local computer and a storage server in communication connection with the local computer, and a spectrum database is stored in the storage server. The Raman spectrometer system carried by the aerial photography device further comprises a wireless signal transceiver, the wireless signal transceiver is electrically connected with the MCU, and meanwhile, the wireless signal transceiver is in wireless communication connection with the background component.
Please refer to fig. 1 again, the mechanical lifting sling component includes a connection unit 4, a winch 5 and a carbon fiber rope 6, the gravity sensing start/stop mode is adopted, that is, an acceleration sensor is arranged on the aerial photography device body 1, when the aerial photography device is mounted with the ultra-light raman spectrum detection and signal transmission component flying to the upper part of the sampling point, the laser range finder feeds back the sampling value to the MCU, meanwhile, the acceleration sensor captures the moment when the acceleration of the aerial photography device body 1 is zero, and transmits the electric signal to the MCU, the MCU instructs the winding motor to rotate, the winch 5 rotates, the rope 6 extends, the raman spectrometer body 7 is slowly put down, the falling condition of the spectrometer component is observed through the visual collection component, the paying-off speed is adjusted, and the early-stage arrangement work of rapid and safe sampling of the accident site is realized.
Referring to fig. 1 again, when the distance from the raman probe 8 to the area of the sample to be measured reaches a centimeter-level distance, the spectral data of the sample to be measured can be collected, and the rapid and safe collection of the sample on the disaster site can be completed.
Referring to fig. 1 again, the raman monitoring host module of the raman spectrometer adopts a 5G mobile communication means to transmit the collected spectral data of the field sample to the background spectral database, and obtains a detection result through background comparison and analysis, thereby realizing rapid detection and analysis and data transmission of the accident disaster field sample.
Referring to fig. 1 again, the method for safely and efficiently collecting and analyzing samples by using the device comprises the following steps:
1) and the remote control ground station sends out a control command, and an aerial photography device carrying the ultra-light Raman spectrum detection and signal transmission assembly receives the command and enters an accident site.
2) The aerial photographing device collects the accident site condition information through the flight monitoring module and sends the accident site condition information back to the remote control ground station, so that the ground station can analyze the site real-time condition information conveniently, and the remote control ground station gives an accurate and reasonable control instruction to the aerial photographing device through a 5G mobile communication technology to remotely control the aerial photographing device to fly to the upper part of a sampling area;
3) the aerial photographing device flies to a sampling area and hovers about 6 meters above a sampling point, the monitoring sampling module receives an instruction sent by a remote control ground station, the mechanical lifting sling component starts to work, the winch automatically rotates, the rope extends, and the ultra-light Raman spectrometer body and the Raman probe start to fall;
4) when the Raman probe approaches the centimeter-level distance of the sampling point, the winch stops rotating, the rope is fixed, the Raman monitoring host receives a control command from the local computer platform, starts to collect the spectral data of the sample to be detected and transmits the spectral data back to the local computer through the 5G mobile network, and after the spectral data are received by the local computer, the local computer compares the spectral data with the background spectral database for analysis, analyzes the matching result, and effectively analyzes the field condition by combining the shot image, so that the rapid, safe and intelligent detection and analysis of the sample in the accident rescue field are realized.
The embodiments described above are described to facilitate an understanding and use of the invention by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention based on the disclosure of the present invention.
Claims (10)
1. An aerial camera-mounted raman spectrometer system, comprising:
an aerial camera body (1);
the damping lifting assembly is arranged below the aerial photographing device body (1);
the mechanical lifting sling component is arranged below the aerial photographing device body (1);
the ultra-light Raman spectrum detector (7) is connected to the initial end of the sling of the mechanical lifting sling component;
the flight monitoring module is arranged on the aerial photographing device body (1) and used for acquiring visual information and obstacle avoidance information around the aerial photographing device body (1) in real time.
2. A raman spectrometer system on board an aerial camera according to claim 1, characterized in that said aerial camera body (1) is a four-axis aerial camera.
3. An aerial camera-borne raman spectrometer system according to claim 1, characterized in that said shock-absorbing landing gear assembly comprises a landing gear (2), the lower surface of said landing gear (2) being fitted with foot pads and springs.
4. An aerial camera-borne raman spectrometer system according to claim 1, characterized in that said mechanical lifting sling assembly comprises a connection unit (4), a winch (5) and a carbon fiber rope (6);
the connecting unit (4) is fixedly connected to the lower surface of the aerial photographing device body (1), and the winch (5) is arranged on the lower surface of the connecting unit (4);
the tail end of the carbon fiber rope (6) is connected to the winch (5), the carbon fiber rope (6) is wound on the winch (5), and the initial end of the carbon fiber rope (6) is connected with the ultra-light Raman spectrum detector (7).
5. A Raman spectrometer system carried by an aerial camera according to claim 4, wherein the connecting unit (4) is a rigid shell, a winding motor is arranged in the connecting unit (4), the output end of the winding motor is in transmission connection with the winch (5), and the winding motor can drive the winch (5) to rotate and enable the carbon fiber rope (6) to be wound or released.
6. The Raman spectrometer system carried by an aerial camera of claim 4, wherein the flight monitoring module comprises an obstacle avoidance sensor, a laser range finder, and a vision acquisition assembly.
7. The Raman spectrometer system carried by the aerial photography device according to claim 6, further comprising an MCU disposed on the aerial photography device body (1), wherein the MCU is electrically connected with a driving motor, a winding motor, the ultra-light Raman spectrum detector (7), an obstacle avoidance sensor, a laser range finder and a visual collection component on the aerial photography device body (1) respectively.
8. The raman spectrometer system carried by an aerial camera of claim 7, further comprising a background component, wherein the background component comprises a local computer and a storage server in communication connection with the local computer, and a spectrum database is stored in the storage server.
9. The Raman spectrometer system carried by an aerial camera of claim 8, further comprising a wireless signal transceiver, wherein the wireless signal transceiver is electrically connected with the MCU, and the wireless signal transceiver is in wireless communication connection with the background component.
10. A method for sample collection and analysis, comprising the steps of:
(1) the remote control ground station sends out a control command, an aerial photography device body (1) carrying the ultra-light Raman spectrum detector (7) receives the command, and the aerial photography device enters an accident site;
(2) the aerial photographing device body (1) collects accident site condition information through the vision collection assembly and sends the accident site condition information back to the remote control ground station, and the remote control ground station instructs the aerial photographing device body (1) to fly to the upper space of a sampling area;
(3) the aerial photographing device flies to a sampling area and hovers a specific height above a sampling point, and the mechanical lifting sling component drives the ultra-light Raman spectrum detector (7) to fall;
(4) and stopping descending when the Raman probe approaches the centimeter-level distance of the sampling point, starting to collect the spectral data of the sample to be detected, wirelessly transmitting the spectral data back to the background component, and comparing and analyzing the background component with the spectral database to obtain and store the result.
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| CN202110826697.8A CN113504217A (en) | 2021-07-21 | 2021-07-21 | Raman spectrometer system carried by aerial photography device and sample collection and analysis method |
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| CN202110826697.8A CN113504217A (en) | 2021-07-21 | 2021-07-21 | Raman spectrometer system carried by aerial photography device and sample collection and analysis method |
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Application publication date: 20211015 |