CN109856111A - A kind of array structure Raman spectrometer - Google Patents
A kind of array structure Raman spectrometer Download PDFInfo
- Publication number
- CN109856111A CN109856111A CN201711242661.5A CN201711242661A CN109856111A CN 109856111 A CN109856111 A CN 109856111A CN 201711242661 A CN201711242661 A CN 201711242661A CN 109856111 A CN109856111 A CN 109856111A
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- China
- Prior art keywords
- fibre
- optical
- narrow linewidth
- array
- detecting plate
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- 238000001069 Raman spectroscopy Methods 0.000 title claims abstract description 17
- 239000000523 sample Substances 0.000 claims abstract description 45
- 239000013307 optical fiber Substances 0.000 claims abstract description 33
- 230000003287 optical effect Effects 0.000 claims abstract description 9
- 238000003491 array Methods 0.000 claims abstract description 4
- 238000001514 detection method Methods 0.000 claims description 14
- 239000000835 fiber Substances 0.000 claims description 3
- 238000001237 Raman spectrum Methods 0.000 abstract description 14
- 238000005086 pumping Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000012472 biological sample Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
Abstract
The present invention discloses a kind of array structure Raman spectrometer, it includes narrow linewidth LD array, detecting plate, CCD receiving array, multiple narrow linewidth output optical fibres and multiple signal reception optical fibers, narrow linewidth LD array is connect with one end of multiple narrow linewidth output optical fibres respectively, multiple fibre-optical probes are intervally distributed on detecting plate, the other end of each narrow linewidth output optical fibre is connected respectively a fibre-optical probe, each fibre-optical probe is connect with a signal reception optical fiber one end, and the other end close-packed arrays of multiple signal reception optical fibers access CCD receiving array afterwards in line.Greater number of the present invention improves Raman spectrum pumping point quantity and improves one or several orders of magnitude to improve Raman spectrum total light intensity.Sample 7 will not be burnt by separating light source, i.e., single-point light intensity is still normal light intensity.
Description
Technical field
The present invention relates to optical instrument field more particularly to a kind of array structure Raman spectrometers.
Background technique
Current Raman spectroscopy instrument all financial resourcess concept is single light source, single sensing point.Sometimes light source intensity is too strong, causes
Sample is burnt.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of array structure Raman spectrometers.
The technical solution adopted by the present invention is that:
A kind of array structure Raman spectrometer comprising narrow linewidth LD array, detecting plate, CCD receiving array, multiple narrow linewidths are defeated
Optical fiber and multiple signal reception optical fibers, narrow linewidth LD array are connect with one end of multiple narrow linewidth output optical fibres respectively out, detection
Multiple fibre-optical probes are intervally distributed on plate, the other end of each narrow linewidth output optical fibre is connected respectively an optical fiber and visits
Head, each fibre-optical probe are connect with a signal reception optical fiber one end, the other end close-packed arrays of multiple signal reception optical fibers at
One straight line is followed by into CCD receiving array.
Further, multiple fibre-optical probes are evenly spaced on detecting plate.
Further, detecting plate is divided into multiple detection submodules, and each detection submodule includes multiple is spaced apart
Fibre-optical probe.
Further, detecting plate is divided into 5 detection submodules, and each detection submodule includes 20 fibre-optical probes.
Further, narrow linewidth output optical fibre and signal reception optical fiber use rectangle fiber optic bundle, to improve pump light utilization
Rate.
Further, waveguide pack is equipped between narrow linewidth output optical fibre and fibre-optical probe.
Further, the invention also includes micro- hole sample box corresponding with detecting plate, micro- hole sample box be equipped with it is each
The corresponding miniature accommodating chamber of fibre-optical probe.
The invention adopts the above technical scheme, exports N number of narrow linewidth optical fiber output laser conduct using narrow linewidth LD array
Raman spectrum pumping source, and be distributed and sample is detected in multiple fibre-optical probes on detecting plate by being spaced apart, then by
Multiple signal reception optical fibers obtain the Raman spectrum of detection, and the output end of multiple signal reception optical fibers for receiving Raman spectrum is tight
It is received after the close straight line that forms a line by ccd array, measures its Raman spectrum.Greater number of the present invention improves Raman spectrum and pumps point
Quantity improves one or several orders of magnitude to improve Raman spectrum total light intensity.Sample will not be burnt by separating light source, i.e. single-point light
It is by force still normal light intensity.
Detailed description of the invention
The present invention is described in further details below in conjunction with the drawings and specific embodiments；
Fig. 1 is a kind of structural schematic diagram of array structure Raman spectrometer of the present invention；
Fig. 2 is a kind of micro- hole sample box structural schematic diagram of array structure Raman spectrometer of the present invention.
Specific embodiment
As shown in the figures 1 and 2, the invention discloses a kind of array structure Raman spectrometers comprising narrow linewidth LD array 1,
Detecting plate 2, CCD receiving array 6, multiple narrow linewidth output optical fibres 3 and multiple signal reception optical fibers 5, narrow linewidth LD array 1 are distinguished
It is connect with one end of multiple narrow linewidth output optical fibres 3, multiple fibre-optical probes 4 is intervally distributed on detecting plate 2, each narrow linewidth is defeated
The other end of optical fiber 3 is connected respectively a fibre-optical probe 4, each fibre-optical probe 4 and 5 one end of signal reception optical fiber out
Connection, the other end close-packed arrays of multiple signal reception optical fibers 5 access CCD receiving array 6 afterwards in line.
Further, multiple fibre-optical probes 4 are evenly spaced on detecting plate 2.WeChat ID is drawn in multi-probe setting
Graceful spectrum rapid survey also has obvious benefit, if 1 sample 7 needs for a long time such as a hour integral, 60 are popped one's head in one minute
It can be completed.When not allowing long-time laser irradiation especially for the biological sample 7 having, big quantity probe then shortens the time,
There is stronger measurement advantage.
Further, detecting plate 2 divides for multiple detection submodules, and each detection submodule includes multiple is spaced apart
Fibre-optical probe 4.Further, detecting plate 2 divides for 5 detection submodules, and each detection submodule includes 20 fibre-optical probes
4.It is arranged using modularization, user can detect submodule according to practical increase and decrease, so that optical system is not too large, only needing will be N number of
Detect the signal Integral Processing again of submodule.
Further, narrow linewidth output optical fibre 3 and signal reception optical fiber 5 use rectangle fiber optic bundle, to improve pump light benefit
With rate.
Further, waveguide pack is equipped between narrow linewidth output optical fibre 3 and fibre-optical probe 4.
Further, the invention also includes micro- hole sample box 8 corresponding with detecting plate 2, micro- hole sample box 8 be equipped with it is every
The corresponding miniature accommodating chamber 81 of a fibre-optical probe 4.Micro- hole sample box 8, it is more convenient to measurement liquid surface, can with chemical reagent at
It arranges syringe and automates tapping body, with automatic detection, liquid lacks Shi Yike；In addition, solid powder also can be used.
The invention adopts the above technical scheme, exports N number of narrow linewidth optical fiber output laser conduct using narrow linewidth LD array 1
Raman spectrum pumping source, and be distributed and sample 7 is detected in multiple fibre-optical probes 4 on detecting plate 2 by being spaced apart, then
The Raman spectrum that detection is obtained by multiple signal reception optical fibers 5, by the output of multiple signal reception optical fibers 5 for receiving Raman spectrum
It is received after the close straight line that forms a line in end by ccd array, measures its Raman spectrum.Greater number of the present invention improves Raman spectrum pump
Pu point quantity improves one or several orders of magnitude to improve Raman spectrum total light intensity.Sample 7 will not be burnt by separating light source, i.e., singly
Point light intensity is still normal light intensity.
Claims (7)
1. a kind of array structure Raman spectrometer, it is characterised in that: it includes narrow linewidth LD array, detecting plate, CCD reception battle array
Column, multiple narrow linewidth output optical fibres and multiple signal reception optical fibers, narrow linewidth LD array respectively with multiple narrow linewidth output optical fibres
One end connection, be intervally distributed with multiple fibre-optical probes on detecting plate, the other end of each narrow linewidth output optical fibre respectively corresponds
Connect a fibre-optical probe, each fibre-optical probe is connect with a signal reception optical fiber one end, multiple signal reception optical fibers it is another
One end close-packed arrays access CCD receiving array afterwards in line.
2. a kind of array structure Raman spectrometer according to claim 1, it is characterised in that: the multiple fibre-optical probe is equal
It is even to be distributed on detecting plate.
3. a kind of array structure Raman spectrometer according to claim 1, it is characterised in that: the detecting plate is divided into multiple
Submodule is detected, each detection submodule includes multiple fibre-optical probes being spaced apart.
4. a kind of array structure Raman spectrometer according to claim 3, it is characterised in that: the detecting plate is divided into 5
Submodule is detected, each detection submodule includes 20 fibre-optical probes.
5. a kind of array structure Raman spectrometer according to claim 1, it is characterised in that: the narrow linewidth output optical fibre
Rectangle fiber optic bundle is used with signal reception optical fiber.
6. a kind of array structure Raman spectrometer according to claim 1, it is characterised in that: the narrow linewidth output optical fibre
Waveguide pack is equipped between fibre-optical probe.
7. a kind of array structure Raman spectrometer according to claim 1, it is characterised in that: it further includes and detecting plate pair
The micro- hole sample box answered, micro- hole sample box are equipped with miniature accommodating chamber corresponding with each fibre-optical probe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711242661.5A CN109856111A (en) | 2017-11-30 | 2017-11-30 | A kind of array structure Raman spectrometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711242661.5A CN109856111A (en) | 2017-11-30 | 2017-11-30 | A kind of array structure Raman spectrometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109856111A true CN109856111A (en) | 2019-06-07 |
Family
ID=66888689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711242661.5A Pending CN109856111A (en) | 2017-11-30 | 2017-11-30 | A kind of array structure Raman spectrometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109856111A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113295652A (en) * | 2021-05-19 | 2021-08-24 | 中央民族大学 | High-flux array scanning type LSPR sensing detection system |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6351306B1 (en) * | 1999-10-19 | 2002-02-26 | Kaiser Optical Systems, Inc. | Optical measurement probe calibration configurations |
| US20040233426A1 (en) * | 2003-03-25 | 2004-11-25 | Riken And Machida Endoscope Co., Ltd. | Raman probe and Raman spectrum measuring apparatus utilizing the same |
| CN101459313A (en) * | 2008-12-31 | 2009-06-17 | 华南理工大学 | Multiple wavelength outputting ultra-narrow wire single frequency optical fiber laser |
| CN101975770A (en) * | 2010-10-15 | 2011-02-16 | 厦门大学 | Integrated miniature Raman fiber optic spectrometer |
| CN102980658A (en) * | 2012-11-14 | 2013-03-20 | 天津理工大学 | Micro optical fiber spectrograph |
| CN103837235A (en) * | 2012-11-21 | 2014-06-04 | 福州高意通讯有限公司 | Raman spectrometer probe and Raman spectrometer system |
| WO2014089858A1 (en) * | 2012-12-13 | 2014-06-19 | 华南理工大学 | Tunable narrow-linewidth array single-frequency fiber laser |
| WO2015085978A1 (en) * | 2013-12-09 | 2015-06-18 | Friedrich-Schiller-Universität Jena | Device with a raman probe, and method using said device |
| CN105004707A (en) * | 2015-07-06 | 2015-10-28 | 浙江大学 | CCD array on-line Raman spectrometer spectra standardization method |
| CN105997000A (en) * | 2016-05-30 | 2016-10-12 | 福建师范大学 | Raman spectrum detection device based on fibrescope and implementation method of detection device |
| CN106290300A (en) * | 2016-08-04 | 2017-01-04 | 同方威视技术股份有限公司 | Portable raman spectrometer |
-
2017
- 2017-11-30 CN CN201711242661.5A patent/CN109856111A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6351306B1 (en) * | 1999-10-19 | 2002-02-26 | Kaiser Optical Systems, Inc. | Optical measurement probe calibration configurations |
| US20040233426A1 (en) * | 2003-03-25 | 2004-11-25 | Riken And Machida Endoscope Co., Ltd. | Raman probe and Raman spectrum measuring apparatus utilizing the same |
| CN101459313A (en) * | 2008-12-31 | 2009-06-17 | 华南理工大学 | Multiple wavelength outputting ultra-narrow wire single frequency optical fiber laser |
| CN101975770A (en) * | 2010-10-15 | 2011-02-16 | 厦门大学 | Integrated miniature Raman fiber optic spectrometer |
| CN102980658A (en) * | 2012-11-14 | 2013-03-20 | 天津理工大学 | Micro optical fiber spectrograph |
| CN103837235A (en) * | 2012-11-21 | 2014-06-04 | 福州高意通讯有限公司 | Raman spectrometer probe and Raman spectrometer system |
| WO2014089858A1 (en) * | 2012-12-13 | 2014-06-19 | 华南理工大学 | Tunable narrow-linewidth array single-frequency fiber laser |
| WO2015085978A1 (en) * | 2013-12-09 | 2015-06-18 | Friedrich-Schiller-Universität Jena | Device with a raman probe, and method using said device |
| CN105004707A (en) * | 2015-07-06 | 2015-10-28 | 浙江大学 | CCD array on-line Raman spectrometer spectra standardization method |
| CN105997000A (en) * | 2016-05-30 | 2016-10-12 | 福建师范大学 | Raman spectrum detection device based on fibrescope and implementation method of detection device |
| CN106290300A (en) * | 2016-08-04 | 2017-01-04 | 同方威视技术股份有限公司 | Portable raman spectrometer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113295652A (en) * | 2021-05-19 | 2021-08-24 | 中央民族大学 | High-flux array scanning type LSPR sensing detection system |
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Application publication date: 20190607 |