CN207557111U - A kind of Raman system - Google Patents
A kind of Raman system Download PDFInfo
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- CN207557111U CN207557111U CN201721817538.7U CN201721817538U CN207557111U CN 207557111 U CN207557111 U CN 207557111U CN 201721817538 U CN201721817538 U CN 201721817538U CN 207557111 U CN207557111 U CN 207557111U
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- raman
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Abstract
The utility model is related to spectral measurement methods fields, disclose a kind of Raman system.In the utility model, Raman system includes：Raman detection units and Raman signal intensifier；Raman signal intensifier includes SERS mechanisms and the detent mechanism for being connect with Raman detection units；SERS mechanisms are equipped with Nano-size Reinforced Particle effective coverage, and Nano-size Reinforced Particle effective coverage is used to place sample；Detent mechanism is equipped with locating slot, and locating slot can expose Nano-size Reinforced Particle effective coverage for being inserted and fixed for SERS mechanisms in fixed SERS mechanisms；Nano-size Reinforced Particle effective coverage is towards the light source entrance of Raman detection units, and Raman detection units focus on the Nano-size Reinforced Particle effective coverage exposed by the light that light source entrance emits.This Raman system can be realized quick, pressure focusing, so as to reach saving focusing time, ensure the effect of measurement result accuracy when carrying out raman spectroscopy measurement.
Description
Technical field
The utility model is related to spectral measurement methods field, more particularly to a kind of Raman system.
Background technology
Raman system can be by obtaining the raman scattering spectrum of material composition, the corresponding molecular structure letter for obtaining substance
Breath.
Current raman spectroscopy measurement is placed sample particular by Raman enhancing chip, is such as coated to be measured
Liquid, after waiting natural dryings, the front end for being put into microscopic Raman or normal Raman spectroscopy instrument measures, so as to obtain sample
In material composition and content.
But inventor has found that at least there are the following problems in the prior art：Raman is carried out using existing Raman system
During spectral measurement, each position of Raman enhancing chip is not fixed, and measures the adjustment for being required for carrying out focal length and lateral position every time,
And the time adjusted every time will be more than the time measured, and adjust process and be difficult to reach enough signal-to-noise ratio, this survey
Amount mode can undoubtedly bring a series of problems, such as:
1st, time-consuming for single measurement, can not batch jobs；
2nd, signal-to-noise ratio is extremely difficult to optimal, and noise level is high；
3rd, the deviation brought between repeatedly measuring due to site error is big, and consistency is poor；
4th, be inconvenient to measure, be only suitable for laboratory operation, field work can not be suitble to.
Utility model content
The purpose of this utility model is to provide a kind of Raman systems, can be realized fast when carrying out raman spectroscopy measurement
Speed forces focusing, so as to reach saving focusing time, ensures the effect of measurement result accuracy.
In order to solve the above technical problems, the embodiment of the utility model provides a kind of Raman system, the Raman system
Including：Raman detection units and Raman signal intensifier；Raman signal intensifier includes SERS mechanisms and is used for and Raman
The detent mechanism of detection device connection；SERS mechanisms are equipped with Nano-size Reinforced Particle effective coverage, Nano-size Reinforced Particle effective district
Domain is used to place sample；Detent mechanism is equipped with locating slot, and locating slot is used to be inserted and fixed, and can for SERS mechanisms
Nano-size Reinforced Particle effective coverage is exposed in fixed SERS mechanisms；Nano-size Reinforced Particle effective coverage is filled towards Raman detection
The light source entrance put, and Raman detection units focus on the Nano-size Reinforced Particle exposed by the light that light source entrance emits
Effective coverage.
In terms of existing technologies, quick, pressure focusing can be realized to the utility model embodiment by providing one kind
Raman system, when carrying out raman spectroscopy measurement, by will be equipped with Nano-size Reinforced Particle effective coverage SERS mechanisms be inserted into
It realizes and fixes in the locating slot opened up on to detent mechanism, and Nano-size Reinforced Particle effective district is exposed in fixed SERS mechanisms
Then domain, Nano-size Reinforced Particle effective coverage are examined towards the light source entrance of Raman detection units using detent mechanism and Raman
Survey device connection so that the light that Raman detection units are emitted by light source entrance can focus on the nanometer enhancing exposed
On grain effective coverage, it is achieved thereby that quickly, force focusing, and then save focusing time, and can effectively avoid adjusting manually
Existing error phenomenon ensure that the accuracy of measurement result.
In addition, detent mechanism is detachably secured on Raman detection units, so as to facilitate tester according to need
Decide whether detent mechanism to be installed, and maintain easily, can individually send and repair.
In addition, detent mechanism is connect by Raman probe with Raman detection units, so as to further improve optics coupling
Close efficiency.
In addition, pop-up button is additionally provided on detent mechanism；Pop-up button is used to pop up SERS mechanisms from detent mechanism,
It is convenient when testing next time so as to when measurement finishes, can fast, easily pop up SERS mechanisms from detent mechanism,
It is inserted into the SERS mechanisms for meeting test request.
In addition, Nano-size Reinforced Particle effective coverage is located at the geometric center position of SERS mechanisms.By by nanometer enhancing
Grain effective coverage is set to the geometric center position of SERS mechanisms, so as to after SERS mechanisms are inserted into detent mechanism, draw
The light that graceful detection device is launched by light source entrance can preferably focus on the Nano-size Reinforced Particle effective district exposed
Domain is further ensured that the accuracy of measurement result.
In addition, Nano-size Reinforced Particle effective coverage is at least 1mm × 1mm.Which gives a kind of Nano-size Reinforced Particle
The specific setting range of effective coverage, is reducing SERS mechanism sizes, while saving manufacturing cost, is also ensuring as far as possible
The performance of SERS mechanisms.
In addition, SERS mechanisms enhance chip for Raman.
In addition, Raman detection units are Raman detection spectrometer.
In addition, Raman detection spectrometer detects spectrometer for Handheld Raman.
In addition, Raman detection units detect spectrometer for microscopic Raman.
Description of the drawings
One or more embodiments are illustrated by the picture in corresponding attached drawing, these exemplary theorys
The bright restriction not formed to embodiment, the element for having same reference numbers label in attached drawing are expressed as similar element, remove
Non- have a special statement, and composition does not limit the figure in attached drawing.
Fig. 1 is the structure diagram of the Raman system of the utility model first embodiment；
Fig. 2 is the structure diagram of the Raman system of the utility model second embodiment；
Fig. 3 is the structure diagram of the Raman system of the utility model third embodiment.
Specific embodiment
It is new to this practicality below in conjunction with attached drawing to make the purpose of this utility model, technical solution and advantage clearer
Each embodiment of type is explained in detail.It is however, it will be understood by those skilled in the art that each in the utility model
In embodiment, in order to make the reader understand this application better, many technical details are proposed.But even if without these skills
Art details and various changes and modifications based on the following respective embodiments can also realize that each claim of the application is required and protect
The technical solution of shield.
The first embodiment of the utility model is related to a kind of Raman system, which mainly includes Raman detection and fill
It puts and Raman signal intensifier.Raman signal intensifier include Surface enhanced Raman scattering (SERS) mechanism and for drawing
The detent mechanism of graceful detection device connection.
Wherein, SERS mechanisms are equipped with Nano-size Reinforced Particle effective coverage, and Nano-size Reinforced Particle effective coverage is used to place
Sample, detent mechanism are equipped with locating slot, and locating slot can fix SERS for being inserted and fixed for SERS mechanisms
During mechanism, Nano-size Reinforced Particle effective coverage is exposed.
Specifically, when carrying out raman spectroscopy measurement, by the way that SERS mechanisms to be inserted into determining of being opened up on detent mechanism
It realizes and fixes in the slot of position, and the light source of the Nano-size Reinforced Particle effective coverage in SERS mechanisms towards Raman detection units is come in and gone out
Mouthful, Raman detection units is made to pass through the light that light source entrance emits and focus on the Nano-size Reinforced Particle effective coverage exposed, from
And realization is quick, forces focusing, and then saves focusing time, and can effectively avoid error existing for adjusting manually, ensure that
The accuracy of measurement result.
It should be noted that the Nano-size Reinforced Particle effective coverage tool set in the SERS mechanisms provided in present embodiment
Body is the geometric center position for being located at SERS mechanisms, and Nano-size Reinforced Particle effective coverage is at least 1mm × 1mm, thus
Reduce SERS mechanism sizes as far as possible, while saving manufacturing cost, also ensure the performance of SERS mechanisms.
In addition, it is noted that in practical applications, detent mechanism can be directly fixed on Raman detection units,
When Raman system is caused to carry out raman spectroscopy measurement, SERS mechanisms need to be only inserted into locating slot.
Detent mechanism can also be fixed on using dismountable mode on Raman detection units, by tester according to need
Will, it decides whether that detent mechanism and SERS mechanisms are installed on Raman detection units.Also, by detent mechanism with detachable
Mode be fixed on Raman detection units, a detent mechanism can be allowd to be installed on different Raman detection units
It uses, concrete implementation mode, those skilled in the art can be configured, not be limited herein as needed.
In addition, in order to after raman spectroscopy measurement, SERS mechanisms can be popped up from detent mechanism, convenient for more
It changes, is measured for next time, be additionally provided with pop-up button on the detent mechanism provided in present embodiment, which usually may be used
To be arranged on the notch periphery of locating slot, so as to which after raman spectroscopy measurement, tester can be pressed by pressing pop-up
Key pops up SERS mechanisms from detent mechanism.
It should be noted that in practical applications, for the pop-up button that pops up SERS mechanisms from detent mechanism
Concrete shape, structure and installation position, are not limited, and those skilled in the art can rationally be set as needed, fixed
The size of the locating slot opened up in the mechanism of position and position, can determine according to the focal length and the article volume of measurement to be tested,
It is not limited herein.
In order to make it easy to understand, enhancing chip by Raman of SERS mechanisms below, Raman detection units are examined for Handheld Raman
It surveys for spectrometer, is specifically described, the concrete structure of Raman system is as shown in Figure 1.
In Fig. 1,100 detect spectrometer for Handheld Raman, and 200 be Raman signal intensifier.
Wherein, Raman signal intensifier 200 includes Raman enhancing chip 201 and detent mechanism 202.Detent mechanism 202
It is equipped with locating slot 2021 and pop-up button 2022.
When carrying out raman spectroscopy measurement, detent mechanism 202 is fixed on to the front end of Handheld Raman detection spectrometer 100
(one end for offering light source touch-control) increases sample, such as liquid or powder coating in the nanometer on Raman enhancing chip 201
In strong particle effective coverage, then Raman enhancing chip 201 is inserted into the locating slot 2021 on detent mechanism 202, so as to
Realize fixed Raman enhancing chip 201.
Due to detent mechanism 202 size and locating slot 2021 position in the preparation, have been made with reference to match
The focal length of light source that can emit of Handheld Raman detection spectrometer 100, therefore, be inserted into Raman is enhanced chip 201
Locating slot 2021, after detent mechanism 202 is fixed on Handheld Raman detection spectrometer 100, Handheld Raman detection spectrum
Instrument 100 is focused on by the light that light source entrance emits on the Nano-size Reinforced Particle effective coverage exposed.
After above-mentioned work is completed, Handheld Raman detection spectrometer 100 is opened, passes through electromagnetism (magnetic stripe) or optics
The method of (Quick Response Code) carries out the judgement of Raman enhancing 201 information of chip, is determining that Raman enhancing chip 201 can use and effectively
When, start raman spectroscopy measurement, Raman enhanced spectrum is obtained, so as to accurately obtain the material information in sample and contain
Amount.
By foregoing description it is not difficult to find that the Raman system provided in present embodiment, when carrying out raman spectroscopy measurement,
It is inserted into the locating slot opened up on detent mechanism in fact by the way that the Raman for being equipped with Nano-size Reinforced Particle effective coverage is enhanced chip
It now fixes, and Nano-size Reinforced Particle effective coverage, Nano-size Reinforced Particle effective coverage direction is exposed in fixed SERS mechanisms
Handheld Raman detects the light source entrance of spectrometer, is then connect using detent mechanism with Handheld Raman detection spectrometer,
Handheld Raman detection spectrometer is enabled to focus on the Nano-size Reinforced Particle exposed by the light that light source entrance emits
It on effective coverage, solves in existing raman spectroscopy measurement, needs to manually adjust Raman enhancing chip, make Raman enhancing chip real
The problem of three-dimensional focal alignment in existing space.By above-mentioned Raman system, realize it is quick, force focusing, and then save pair
The burnt time, and error phenomenon existing for adjusting manually can be effectively avoided, it ensure that the accuracy of measurement result.
In addition, due to the use of convenient, and in use, Raman enhancing chip will not shake, therefore will not change
Focal length so that the Raman system that present embodiment provides can be adapted for more testing occasion.
The second embodiment of the utility model is related to a kind of Raman system.Using SERS mechanisms as Raman in present embodiment
Enhance chip, for Raman detection units detect spectrometer for microscopic Raman, be specifically described, the concrete structure of Raman system
As shown in Figure 2.
As shown in Fig. 2, the component that the component that Raman system includes in present embodiment includes with Raman system shown in FIG. 1
It is roughly the same, it is that in present embodiment, Raman detection units detect spectrometer for microscopic Raman in place of the main distinction.
Specifically, Fig. 2 shows 200 be only microscopic Raman detection spectrometer microlens, be particularly used for observation quilt
The object lens of sample.
The occupation mode of the Raman system provided in present embodiment, the use with the Raman system in first embodiment
Mode, roughly the same, the technical detail not embodied in the present embodiment specifically may refer to described in first embodiment
Technical solution, details are not described herein again.
The third embodiment of the utility model is related to a kind of Raman system.Present embodiment is in the base of first embodiment
It is further improved on plinth, main improvements are：Detent mechanism passes through Raman probe and Raman detection in present embodiment
Device connects, and the specific structure is shown in FIG. 3 for the Raman system.
In Fig. 3,100 be Raman detection spectrometer, and 200 be Raman signal intensifier, and 300 be Raman probe, and 400 be sharp
Light device.
Raman signal intensifier 200 in present embodiment and the Raman in first embodiment or second embodiment
200 structure of signal enhancing device is roughly the same, and details are not described herein again, and Raman detection spectrometer 100 and laser 400 are current
Common device, details are not described herein again.Illustrate effect of the Raman probe 300 played in Raman system mainly in combination with Fig. 3 below.
Specifically, Raman probe 300 is the external circuits for coupled laser 400 and Raman detection spectrometer 100
Part.The connection of detent mechanism 202 and Raman detection spectrometer 100 is realized by Raman probe 300, can be improved optical coupled
The portability that efficiency and raising Raman detection spectrometer use.Increase in addition, increasing Raman signal in 300 front end of Raman probe
Intensity device 200 can make conventional Raman probe 300 play the role of Raman enhancing probe.
In Fig. 3, laser 400 can be specifically optical fiber laser, the laser signal sent out by it, by the first collimating mirror
301 become parallel laser.
Dichroic piece 302 is set with 45 degree of overturning angles, anti-with 45 degree of angles after parallel laser is made to be irradiated to dichroic piece 302
It is mapped on the second collimating mirror 303, and passes through the measured target that window 304 is focused on Raman enhancing chip 201, start Raman light
Spectrometry.
The Raman signal that sample generates, by the second collimating mirror 303, filters out 99.9% along with laser reflection light
Interference is reflected into dichroic piece 302, and passes through dichroic piece 302.
It is passed sequentially through in filter set 305 across the Raman signal light in the optical signal after dichroic piece 302 is without hindrance
The first optical filter 3051 and the second optical filter 3052, so that laser signal be further filtered out.
Raman signal light after filtering is focused on by focus lamp 306 in the slit of Raman detection spectrometer 100, is used for down
One step spectroscopic measurements.
In addition, it is necessary to illustrate, what the optical filter in present embodiment in Raman probe 300 was chosen specifically uses etc.
High pass cutoff optical filter prepared by ion sputtering film coating or magnetron sputtering membrane process, in practical applications, the technology of this field
Personnel can carry out Rational choice as needed, not be limited herein.
By foregoing description it is not difficult to find that the Raman system provided in present embodiment, will determine by using Raman probe
Position mechanism is fixedly connected with Raman detection spectrometer, so as to reach raising optical coupling efficiency and Raman detection spectrum
The portability that instrument uses.
It will be understood by those skilled in the art that the respective embodiments described above are to realize the specific implementation of the utility model
Example, and in practical applications, can to it, various changes can be made in the form and details, without departing from the spirit of the utility model
And range.
Claims (10)
1. a kind of Raman system, which is characterized in that including：Raman detection units and Raman signal intensifier；
The Raman signal intensifier include Surface enhanced Raman scattering SERS mechanisms and for the Raman detection units
The detent mechanism of connection；
The SERS mechanisms are equipped with Nano-size Reinforced Particle effective coverage, and the Nano-size Reinforced Particle effective coverage is used to place quilt
Sample；
The detent mechanism is equipped with locating slot, and the locating slot is used to be inserted and fixed for the SERS mechanisms, and can be
The Nano-size Reinforced Particle effective coverage is exposed during the fixed SERS mechanisms；
Wherein, the Nano-size Reinforced Particle effective coverage is towards the light source entrance of the Raman detection units, and the Raman
Detection device focuses on the Nano-size Reinforced Particle effective coverage exposed by the light that the light source entrance emits.
2. Raman system according to claim 1, which is characterized in that the detent mechanism is detachably secured to the drawing
In graceful detection device.
3. Raman system according to claim 1 or 2, which is characterized in that the detent mechanism passes through Raman probe and institute
State Raman detection units connection.
4. Raman system according to claim 1 or 2, which is characterized in that pop-up button is additionally provided on the detent mechanism；
The pop-up button is used to pop up the SERS mechanisms from the detent mechanism.
5. Raman system according to claim 1 or 2, which is characterized in that the Nano-size Reinforced Particle effective coverage is located at
The geometric center position of the SERS mechanisms.
6. Raman system according to claim 5, which is characterized in that the Nano-size Reinforced Particle effective coverage is at least
1mm×1mm。
7. Raman system according to claim 1 or 2, which is characterized in that the SERS mechanisms enhance chip for Raman.
8. Raman system according to claim 1 or 2, which is characterized in that the Raman detection units are Raman detection light
Spectrometer.
9. Raman system according to claim 8, which is characterized in that the Raman detection spectrometer is examined for Handheld Raman
Survey spectrometer.
10. Raman system according to claim 1 or 2, which is characterized in that the Raman detection units are examined for microscopic Raman
Survey spectrometer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721817538.7U CN207557111U (en) | 2017-12-22 | 2017-12-22 | A kind of Raman system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721817538.7U CN207557111U (en) | 2017-12-22 | 2017-12-22 | A kind of Raman system |
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| CN207557111U true CN207557111U (en) | 2018-06-29 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108700523A (en) * | 2017-12-22 | 2018-10-23 | 深圳达闼科技控股有限公司 | A kind of Raman system |
| CN108872193A (en) * | 2018-07-04 | 2018-11-23 | 李劲松 | A kind of body fluid testing device based on SERS technology |
-
2017
- 2017-12-22 CN CN201721817538.7U patent/CN207557111U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108700523A (en) * | 2017-12-22 | 2018-10-23 | 深圳达闼科技控股有限公司 | A kind of Raman system |
| WO2019119425A1 (en) * | 2017-12-22 | 2019-06-27 | 深圳达闼科技控股有限公司 | Raman system |
| CN108872193A (en) * | 2018-07-04 | 2018-11-23 | 李劲松 | A kind of body fluid testing device based on SERS technology |
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Effective date of registration: 20220610 Address after: 1904-010, 20th floor, building 4, No. 11, Changchun Bridge Road, Haidian District, Beijing 100089 Patentee after: BEIJING CLOUDOPTEK TECHNOLOGY Co.,Ltd. Address before: 518000 Room 201, building A, No. 1, Qian Wan Road, Qianhai Shenzhen Hong Kong cooperation zone, Shenzhen, Guangdong (Shenzhen Qianhai business secretary Co., Ltd.) Patentee before: CLOUDMINDS (SHENZHEN) HOLDINGS Co.,Ltd. |