CN108732154A - handheld Raman spectrometer - Google Patents

handheld Raman spectrometer Download PDF

Info

Publication number
CN108732154A
CN108732154A CN201710277144.5A CN201710277144A CN108732154A CN 108732154 A CN108732154 A CN 108732154A CN 201710277144 A CN201710277144 A CN 201710277144A CN 108732154 A CN108732154 A CN 108732154A
Authority
CN
China
Prior art keywords
spectrometer
sleeve
ontology
camera
unit
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.)
Granted
Application number
CN201710277144.5A
Other languages
Chinese (zh)
Other versions
CN108732154B (en
Inventor
莫子彧
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuhan Feipu Photoelectric Technology Co ltd
Original Assignee
Shanghai Star Photoelectric Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shanghai Star Photoelectric Technology Co Ltd filed Critical Shanghai Star Photoelectric Technology Co Ltd
Priority to CN201710277144.5A priority Critical patent/CN108732154B/en
Publication of CN108732154A publication Critical patent/CN108732154A/en
Application granted granted Critical
Publication of CN108732154B publication Critical patent/CN108732154B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/62Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/65Raman scattering
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/18Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
    • H04N7/183Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a single remote source

Landscapes

  • Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Physics & Mathematics (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)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)

Abstract

The invention discloses a kind of handheld Raman spectrometer, including spectrometer ontology, camera light path turnover accessory and control terminal;The front end face of the spectrometer ontology is equipped with nose cone and camera;The camera light path turnover accessory is installed on spectrometer ontology, for turning to the view directions of camera at nose cone;Signal transmission unit is equipped in the spectrometer ontology, the signal transmission unit between spectrometer ontology and control terminal for carrying out signal interaction.The present invention, which can be realized, controls sample to be tested in real-time video monitoring and remote control, prevents the explosion surprisingly injury caused by staff, safety greatly improved.

Description

Handheld Raman spectrometer
Technical field
The present invention relates to technical field of spectral detection, relate in particular to a kind of handheld Raman spectrometer.
Background technology
Raman spectrum is a kind of molecular vibration spectrum, it can reflect the fingerprint characteristic of molecule.Raman spectrometer passes through inspection Raman spectrum caused by Raman scattering effect of the determinand for exciting light is surveyed to detect and identify substance.It is widely used in liquid The fields such as body safety check, jewelry detection, explosive detection, poison/drug detection.Wherein, when Raman spectrometer is applied to explosion When the quick discriminating of object and hazardous chemical.On the one hand require instrument as small and exquisite as possible, light-weight, in order to carry.Separately The person of user of service is set off an explosion and threatened when on the one hand needing the laser irradiation for preventing Raman spectrometer from sending out to checking matter Safety.How to realize in practice, which prevents object to be detected from outburst occurs, needs while realizing following two functions:1, it realizes To detecting the real-time detection of sample;2, it realizes and the remote control of detection process is controlled.It has developed in the prior art portable The Raman spectrometer of formula, but this Portable Raman spectrometer, in order to realize the miniaturization of instrument, nose cone and camera are all Positioned at the same end face of instrument and it is fixed and can not stretches or move.And when detecting sample, sample is placed on nose At cone, the laser irradiation sample that instrument is sent out, the Raman spectrum by detecting sample realizes the discriminating of substance.At this time due to Nose cone and camera are all located at the same end face of instrument, cause the visual field of camera that can not cover sample, that is, image Head can not be to taking pictures to sample or video surveillance.In addition, existing Portable Raman spectrometer does not have remote control yet The function of operation.Specifically, it is existing therefore, how to develop a kind of novel handheld Raman spectrometer, can realize Detection sample and remote control control, cause to hinder when explosion being effectively prevent surprisingly to occur to staff under real-time video detection Evil is that those skilled in the art need the direction studied.
Invention content
The present invention provides a kind of handheld Raman spectrometer, can realize to sample to be tested in real-time video monitoring and Remote control controls, and prevents the explosion surprisingly injury caused by staff, safety greatly improved.
The specific technical solution that it is used is as follows:
A kind of handheld Raman spectrometer, including spectrometer ontology, camera light path turnover accessory and control terminal;The spectrum The front end face of instrument ontology is equipped with nose cone and camera;The camera light path turnover accessory is installed on spectrometer ontology, is used It is turned at nose cone in by the view directions of camera;Signal transmission unit, the signal transmission are equipped in the spectrometer ontology Unit between spectrometer ontology and control terminal for carrying out signal interaction.
Using this technical solution:The view directions of camera are turned at nose cone by camera light path turnover accessory, The visual field of camera is enable to cover the sample at nose cone, realization is taken pictures to sample or video surveillance And generate image file.The image file of acquisition is sent to control terminal by spectrometer ontology by signal transmission unit, and is connect By control terminal feedback control signal to realize remote control operation.
At this time since nose cone and camera are generally all located at the same end face of instrument, the field range of camera can not Sample is covered, i.e. camera can not be to taking pictures to sample or video surveillance.In order to solve this problem, by being arranged one The camera light path turnover accessory that can be loaded onto or remove at any time, changes the visual field direction of camera, keeps camera right Sample is taken pictures or video surveillance.
Preferably, in above-mentioned handheld Raman spectrometer:The camera light path turnover accessory includes fixture, speculum And cylinder axis body;The fixture is fixed by screw on spectrometer ontology;A side of the fixture is equipped with the first sleeve And second sleeve;The speculum is equipped with 3rd sleeve and 4th sleeve;The cylinder axis body sequentially runs through the first sleeve, the Three sleeves, 4th sleeve and second sleeve.
By using this technical solution:Speculum is fixed on by cylinder axis body activity on fixture, and can be along axis Body opposed jaw rotates.Fixture is in fixed angle by screw and spectrometer ontology, to pass through rotating mirror, it will be able to make Speculum, which is realized, adjusts the visual angle of camera, enable the visual angle of camera can cover at nose cone to sample to be tested, it is right Sample to be tested is taken pictures and video surveillance.
It is further preferred that in above-mentioned handheld Raman spectrometer:The signal transmission unit includes bluetooth module.
By using this technical solution:When detected article danger is not high, assessment thinks safe distance at 5 ~ 10 meters When, bluetooth communication, control terminal can be selected to send instructions to Raman spectrometer by bluetooth, keep Raman spectrometer detection tested The Raman spectrum of article is surveyed, and measure spectrum data and measurement result are sent to control terminal by bluetooth.
It may further be preferable that in above-mentioned formula Raman spectrometer:The signal transmission unit includes the logical wireless communication of the whole network Module.
By using this technical solution;When detected article danger is very high, assessment thinks that safe distance is more than 10 meters When, control terminal, to cloud platform, detection instruction is sent to cloud platform by movement/unicom 2G, 3G, 4G and telecommunications 4G network connections With reception testing result.The whole network wireless data communication module of Raman spectrometer(Such as SR-G402tf)Movement/unicom can be passed through 2G, 3G, 4G and telecommunications 4G network connections to cloud platform, from platform receive the instruction of host computer or send measure spectrum data and Measurement result is transferred to cloud platform in host computer.
It is even furthermore preferable that in above-mentioned handheld Raman spectrometer:The control terminal is using mobile phone, PAD, PC machine Any one of.
Still further preferably, in above-mentioned handheld Raman spectrometer:The control terminal includes image reading unit, Image comparing unit, control unit, acousto-optic hint unit;Described image reading unit is used to read light with the speed of 0 frame per second The picture signal of spectrometer ontology output;Described image comparing unit compares each frame image signal and calculates separately two-by-two for sequence Go out the comparison difference of the two;Described control unit is used to read the comparison difference of described image comparing unit output, and is comparing Difference exports silence signal when being not equal to zero, control spectrometer ontology is stopped;The acousto-optic hint unit is used for Control unit generates acousto-optic hint signal when exporting silence signal.
By using this technical solution:Control terminal constantly makes the difference the front and back two field pictures of camera shooting.Due to Sample is static, if not because laser power is excessive and ablation such as leads to burning luminous or produces thick smoke at the abnormal phenomenon, Then the difference of two field pictures is equal to zero.Burning is caused to shine or produce thick smoke etc. abnormal phenomenon if there is ablation, two field pictures Difference can significantly be not equal to zero, control unit closes the laser on spectrometer ontology immediately at this time, while opening acousto-optic hint It reminds staff to detect and danger occurs.
Compared with prior art, the configuration of the present invention is simple, it is easily prepared.It can realize to sample to be tested in real-time video Monitoring and remote control control prevent the explosion surprisingly injury caused by staff, safety greatly improved.
Description of the drawings
The present invention is described in further detail with specific implementation mode below in conjunction with the accompanying drawings:
Fig. 1 is the structural diagram of the present invention;
Fig. 2 is the structural schematic diagram of camera light path turnover accessory in Fig. 1;
Each reference numeral and component names correspondence are as follows:
1, spectrometer ontology;2, camera light path turnover accessory;3, control terminal;11, nose cone;12, camera;21, fixture; 22, speculum;23, cylinder axis body;211, the first sleeve;212, second sleeve;221,3rd sleeve;222,4th sleeve;
Specific implementation mode
In order to illustrate more clearly of technical scheme of the present invention, below in conjunction with attached drawing, the invention will be further described.
It is the embodiment of the present invention 1 as shown in Figure 1:
A kind of handheld Raman spectrometer, including spectrometer ontology 1, camera light path turnover accessory 2 and control terminal 3;It is described The front end face of spectrometer ontology 1 is equipped with nose cone 11 and camera 12;The camera light path turnover accessory 2 is used for camera 12 view directions turn to nose cone 11 at;Signal transmission unit, the signal transmission unit are equipped in the spectrometer ontology 1 For realizing the signal interaction between spectrometer ontology 1 and control terminal 3.
The camera light path turnover accessory 2 includes fixture 21, speculum 22 and cylinder axis body 23;The fixture 21 passes through Fastened by screw is on spectrometer ontology 1;A side of the fixture 21 is equipped with the first sleeve 211 and second sleeve 212;It is described Speculum 22 is equipped with 3rd sleeve 221 and 4th sleeve 222;The cylinder axis body 23 sequentially runs through the first sleeve 211, third Sleeve 221,4th sleeve 222 and second sleeve 212.
Wherein, the signal transmission unit includes that the whole network leads to wireless communication module.Spectrometer ontology 1 uses ARM as master Processor is integrated with the whole network on its circuit main board and leads to wireless data communication module and bluetooth module, carries SIM card interface, branch Hold movement/unicom 2G, 3G, 4G and the access of telecommunications 4G network high-speeds.USR-G402tf can be selected in wireless data communication module, but not It is limited to USR-G402tf.Arm processor and SR-G402tf by USB interface communicate the control terminal 3 using mobile phone, PAD, Any one of PC machine.The control terminal 3 includes image reading unit, image comparing unit, control unit, acousto-optic hint list Member;Described image reading unit is used to read the picture signal of 1 output of spectrometer ontology with the speed of 10 frame per second;Described image Comparing unit compares each frame image signal for sequence and calculates separately out the comparison difference of the two two-by-two;Described control unit is used In the comparison difference for reading the output of described image comparing unit, and silence signal is exported when comparing difference and being not equal to zero, Control spectrometer ontology 1 is stopped;The acousto-optic hint unit is used to generate when control unit exports silence signal Acousto-optic hint signal.
In practice, when detected article danger is not too high, i.e. assessment thinks safe distance at 5 ~ 10 meters, that is, permits Perhaps operating personnel are detected operation and control terminal in 5 ~ 10 meters of article in distance, then can select bluetooth communication, i.e. control eventually End sends instructions to Raman spectrometer by bluetooth, so that Raman spectrometer detection is detected the Raman spectrum of article, and pass through Bluetooth sends measure spectrum data and measurement result to control terminal.
And when detected article danger is very high, i.e., when assessment thinks that safe distance is more than 10 meters, control terminal passes through Movement/unicom 2G, 3G, 4G and telecommunications 4G network connections send detection instruction to cloud platform and receive testing result to cloud platform. The wireless data communication module of Raman spectrometer(Such as SR-G402tf)Movement/unicom 2G, 3G, 4G and telecommunications 4G networks can be passed through It is connected to cloud platform, receives and instructs from platform, or sends measure spectrum data and measurement result to cloud platform.
Control terminal constantly makes the difference the front and back two field pictures of camera shooting.Since sample is static, if not because For laser power is excessive and ablation causes burning to shine or produce thick smoke etc. abnormal phenomenon, then the difference of two field pictures is equal to zero. Burning is caused to shine or produce thick smoke etc. abnormal phenomenon if there is ablation, the difference of two field pictures can significantly be not equal to zero, this When control unit close the laser on spectrometer ontology immediately, while open acousto-optic hint remind staff detection endanger Danger.Hereby it is achieved that being controlled in real-time video monitoring and remote control sample to be tested, prevent explosion from surprisingly being made to staff At injury, safety greatly improved.
The above, only specific embodiments of the present invention, but scope of protection of the present invention is not limited thereto, it is any ripe The technical staff of art technology is known in technical scope disclosed by the invention, the change or replacement that can be readily occurred in should all be contained Lid is within protection scope of the present invention.Protection scope of the present invention is subject to the scope of protection of the claims.

Claims (6)

1. a kind of handheld Raman spectrometer, including spectrometer ontology(1), camera light path turnover accessory(2)And control terminal (3);The spectrometer ontology(1)Front end face be equipped with nose cone(11)And camera(12);The camera light path turnover is matched Part(2)It is installed on spectrometer ontology(1)On, it is used for camera(12)View directions turn to nose cone(11)Place;The spectrum Instrument ontology(1)Interior to be equipped with signal transmission unit, the signal transmission unit is used in spectrometer ontology(1)With control terminal(3) Between carry out signal interaction.
2. handheld Raman spectrometer as described in claim 1, it is characterised in that:The camera light path turnover accessory(2)Packet Include fixture(21), speculum(22)And cylinder axis body(23);The fixture(21)It is fixed by screw in spectrometer ontology(1) On;The fixture(21)A side be equipped with the first sleeve(211)And second sleeve(212);The speculum(22)On set There is 3rd sleeve(221)And 4th sleeve(222);The cylinder axis body(23)Sequentially run through the first sleeve(211), 3rd sleeve (221), 4th sleeve(222)And second sleeve(212).
3. handheld Raman spectrometer as claimed in claim 2, it is characterised in that:The signal transmission unit includes bluetooth mould Block.
4. handheld Raman spectrometer as claimed in claim 2, it is characterised in that:The signal transmission unit includes that the whole network leads to nothing Line communication module.
5. handheld Raman spectrometer as described in claim 3 or 4, it is characterised in that:The control terminal(3)Using mobile phone, Any one of PAD, PC machine.
6. handheld Raman spectrometer as claimed in claim 5, it is characterised in that:The control terminal(3)Including image reading Unit, image comparing unit, control unit, acousto-optic hint unit;Described image reading unit is used for the speed of 10 frame per second Read spectrometer ontology(1)The picture signal of output;Described image comparing unit compares each frame image signal two-by-two for sequence And calculate separately out the comparison difference of the two;The comparison that described control unit is used to read the output of described image comparing unit is poor Value, and silence signal is exported when comparing difference and being not equal to zero, control spectrometer ontology(1)It is stopped;The acousto-optic Prompt unit is used to generate acousto-optic hint signal when control unit exports silence signal.
CN201710277144.5A 2017-04-25 2017-04-25 Hand-held Raman spectrometer Active CN108732154B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710277144.5A CN108732154B (en) 2017-04-25 2017-04-25 Hand-held Raman spectrometer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710277144.5A CN108732154B (en) 2017-04-25 2017-04-25 Hand-held Raman spectrometer

Publications (2)

Publication Number Publication Date
CN108732154A true CN108732154A (en) 2018-11-02
CN108732154B CN108732154B (en) 2023-01-10

Family

ID=63934731

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710277144.5A Active CN108732154B (en) 2017-04-25 2017-04-25 Hand-held Raman spectrometer

Country Status (1)

Country Link
CN (1) CN108732154B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110793957A (en) * 2019-11-27 2020-02-14 拱北海关技术中心 Distributed customs field inspection Raman spectrum system based on cloud platform technology
CN115773987A (en) * 2022-12-15 2023-03-10 夏芮智能科技有限公司 Handheld Raman spectrometer capable of improving acquisition accuracy

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202661171U (en) * 2012-06-21 2013-01-09 必达泰克光电设备(上海)有限公司 Handheld raman spectrometer
CN104048915A (en) * 2014-06-27 2014-09-17 无锡利弗莫尔仪器有限公司 Real-time monitoring device and method of optical material and laser interaction process
US20150168367A1 (en) * 2013-12-18 2015-06-18 Thermo Scientific Portable Analytical Instruments Inc. Sample analysis
CN205384223U (en) * 2015-09-25 2016-07-13 董跃清 Intelligence hand -held type raman spectrometer
CN206540831U (en) * 2017-03-09 2017-10-03 上海星必光电科技有限公司 handheld Raman spectrum detecting device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202661171U (en) * 2012-06-21 2013-01-09 必达泰克光电设备(上海)有限公司 Handheld raman spectrometer
US20150168367A1 (en) * 2013-12-18 2015-06-18 Thermo Scientific Portable Analytical Instruments Inc. Sample analysis
CN104048915A (en) * 2014-06-27 2014-09-17 无锡利弗莫尔仪器有限公司 Real-time monitoring device and method of optical material and laser interaction process
CN205384223U (en) * 2015-09-25 2016-07-13 董跃清 Intelligence hand -held type raman spectrometer
CN206540831U (en) * 2017-03-09 2017-10-03 上海星必光电科技有限公司 handheld Raman spectrum detecting device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110793957A (en) * 2019-11-27 2020-02-14 拱北海关技术中心 Distributed customs field inspection Raman spectrum system based on cloud platform technology
CN115773987A (en) * 2022-12-15 2023-03-10 夏芮智能科技有限公司 Handheld Raman spectrometer capable of improving acquisition accuracy

Also Published As

Publication number Publication date
CN108732154B (en) 2023-01-10

Similar Documents

Publication Publication Date Title
US10271020B2 (en) Imaging system employing fixed, modular mobile, and portable infrared cameras with ability to receive, communicate, and display data and images with proximity detection
US8707785B2 (en) On-board ultrasonic frequency spectrum and image generation
US10007920B2 (en) Device and method for detection of counterfeit pharmaceuticals and/or drug packaging
CN108732154A (en) handheld Raman spectrometer
KR20170001769A (en) Mobile monitoring apparatus
CN205749211U (en) A kind of portable multi-function laser smoke detector
CN211602178U (en) Automatic human body temperature measurement system based on face recognition
KR100885305B1 (en) Mobile Robot System Where The Composition Gas And Radiation Telemetering Are Possible
US9295420B2 (en) Transmission-reflectance swappable Raman probe for physiological detections
KR102518063B1 (en) System for measuring response time using a computer vision
FR3082622B3 (en) Current sensor
CN209215225U (en) Portable Raman detector and food inspection equipment
CN107290308B (en) Combined type spectrum probe and spectrum analysis system
CN210517545U (en) Waist-hung type power distribution network patrol system
CN209485991U (en) Portable Raman detector and illicit drugs inspection equipment
CN211263665U (en) Distribution network detection device and distribution network detection system
CN209802976U (en) device for detecting volatile organic compounds of coating on construction site
CN202256285U (en) Mobile gas detector
CN108062748A (en) A kind of image identification system and image-recognizing method
CN206321563U (en) A kind of multifunctional food safely and fast detector
CN107005749B (en) System for monitoring objects and operation thereof and method for monitoring equipment at remote facility
CN216751782U (en) Environmental security inspection device
CN108693163A (en) A kind of integrated identity card checking instrument of Handheld Raman
CN209499750U (en) Depending on alertness detector
CN205647607U (en) External member and cell -phone are gathered to cell -phone spectrum

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
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20231019

Address after: No. 516 Military Industrial Road, Yangpu District, Shanghai 200082

Patentee after: Guo Hanming

Address before: Room B68, Building 031, No. 1076, Jungong Road, Yangpu District, Shanghai 200093

Patentee before: SHANGHAI XINGBI PHOTOELECTRIC TECHNOLOGY CO.,LTD.

TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20240709

Address after: No. 803, 8th Floor, Building 4, Modern Service Industry Demonstration Base Phase II, Huazhong University of Science and Technology Science Park, No. 15-1 Daxueyuan Road, Donghu New Technology Development Zone, Wuhan City, Hubei Province 430074

Patentee after: Wuhan Feipu Photoelectric Technology Co.,Ltd.

Country or region after: China

Address before: No. 516 Military Industrial Road, Yangpu District, Shanghai 200082

Patentee before: Guo Hanming

Country or region before: China

TR01 Transfer of patent right