CN206772831U - Has the Portable Raman spectrometer of CCD turnover light paths - Google Patents
Has the Portable Raman spectrometer of CCD turnover light paths Download PDFInfo
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- CN206772831U CN206772831U CN201720302296.1U CN201720302296U CN206772831U CN 206772831 U CN206772831 U CN 206772831U CN 201720302296 U CN201720302296 U CN 201720302296U CN 206772831 U CN206772831 U CN 206772831U
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Abstract
A kind of Portable Raman spectrometer of tool CCD turnovers light path,Include a shell body,Pentagonal prism shape support frame,Pentagonal prism shape support frame includes two parallel first sides and second side,And it is clipped in first of five head and the tail connections between first side and second side and perpendicular to the first side and second side,Second,3rd,4th,5th mounting surface,Further comprise the laser generator being fixedly mounted on first side outer surface,The optical lens unit being fixedly mounted on the first mounting surface outer surface,The spectroscopic detection unit and the detector of the Raman spectrum for receiving spectroscopic detection unit transmission being fixedly mounted on the 4th mounting surface inner surface,A speculum is installed with the outer surface of the mounting surface of support frame second,Detector is fixedly mounted in the second side of support frame,The Raman spectrum of spectroscopic detection unit transmission makees 90 degree of turnover back reflections into detector through speculum,Further reduce the volume of spectrometer,It is convenient for carrying.
Description
Technical field
A kind of Raman spectroscopy is the utility model is related to, more specifically to one kind tool CCD (Charge-
Coupled Device) turnover light path Portable Raman spectrometer.
Background technology
Raman spectrum is a kind of spectral technique of important research material microstructure, currently with Raman scattering techniques pair
The equipment that microscopic species are studied mainly has the of a relatively high Raman spectrometer for being combined with confocal microscopy device of sensitivity, but
It is that current Raman spectrometer generally existing is bulky, light path is complicated, it is difficult to accomplish on the basis of detection sensitivity is taken into account
Compact-sized, the problem of being easy to carry about with one, operating.In order to solve the problems, such as to be easy to carry, operate, the creator of the application is in China
A kind of Portable Raman spectrometer is disclosed in patent CN201520382348.1, as depicted in figs. 1 and 2, disclosed in the patent
Portable Raman spectrometer by laser generator 1, laser mirror 2, optical lens unit 3, spectroscopic detection unit and inspection
Survey device (CCD) 5 composition, according to the particularity of optic path, by laser generator 1, laser mirror 2, optical lens unit 3,
Spectroscopic detection unit and detector (CCD) 5 are mutually combined on a pentagonal prism shape support frame with special construction, together
Raman spectrometer is constituted, detection material is treated and carries out laser irradiation, detect the Raman signal of material to be detected.
But still to there are volume excessive for the Portable Raman spectrometer in above-mentioned patent, one-handed performance is inconvenient, and
And put the problems such as not steady enough, for this creator of the application on the basis of the patent further study show that, cause
The main reason for stating problem be due to detector (CCD) 5 in order to complete its possessed function, it is necessary to have the dimensions,
Caused by the size that detector 5 can not namely be reduced.
Utility model content
In order to solve the above problems, the purpose of this utility model is to provide a kind of tool CCD (Charge-coupled
Device the Portable Raman spectrometer for light path of) transferring, by changing the light between spectroscopic detection unit and detector (CCD)
Road, the volume for further reducing Portable Raman spectrometer is realized, and use more convenient purpose.
Have the Portable Raman spectrometer of CCD turnover light paths in the utility model, include a shell body, be placed in described outer
The pentagonal prism shape support frame of enclosure interior, the pentagonal prism shape support frame include two parallel first sides and second side, with
And be clipped between first side and second side and five head and the tail connections perpendicular to the first side and second side the
First, second, third, fourth, fifth mounting surface,
The Portable Raman spectrometer further comprises being fixedly mounted on support frame as described above first side outer surface
Laser generator, the optical lens unit being fixedly mounted on the first mounting surface outer surface, it is fixedly mounted in the 4th mounting surface
The detector of spectroscopic detection unit on surface and the raman spectral signal for receiving the spectroscopic detection unit transmission,
A speculum is installed with the outer surface of the mounting surface of support frame as described above second, the second of support frame as described above
The detector is fixedly mounted on side, the raman spectral signal of the spectroscopic detection unit transmission makees 90 degree through the speculum
Back reflection transfer into the detector.
The optical lens unit is installed in support frame as described above to be installed on the outer surface of the same side of the laser generator
There is laser mirror, using laser mirror by the laser reflection that the laser generator transmits to the optical lens unit
Portion, through 45 degree of corner edge optical filters inside the optical lens unit, extend the infrared anti-reflection of the shell external surface
Lens direct irradiation determinand.
The speculum is arranged in two symmetrically arranged lugs by what a rotary shaft can rotate, and two lugs are fixed
On the outer surface of the mounting surface of support frame as described above second.
The second mounting surface, the 3rd mounting surface and the second side of support frame as described above form a L-shaped platform by way of cutting
Rank, the detector are directly abutted and are fixed on the L-shaped step, the outer surface of the detector and the second of support frame as described above
Side is in the same plane.
It is provided between the rotary shaft and the lug for adjusting rotation angle of rotating shaft and the fixed rotary shaft
Locking device.
By the setting of speculum in the utility model, the internal structure of Portable Raman spectrometer is improved, and anti-
Penetrate in the presence of mirror, light path is transferred, the position of detector is changed by the second mounting surface originally in support frame to the second side
Face, being taken up space for spectrometer is substantially reduced, greatly reduce the volume of spectrometer, and outward appearance can be changed, it is convenient single
Hand is operated and used.
Brief description of the drawings
Fig. 1 is the surface structure schematic diagram of existing Portable Raman spectrometer.
Fig. 2 is the internal structure schematic diagram of Portable Raman spectrometer shown in Fig. 1.
Fig. 3 is the internal structure enlarged diagram of Portable Raman spectrometer in the utility model.
Fig. 4 is the surface structure schematic diagram of Portable Raman spectrometer in the utility model.
Embodiment
In order to which the technical characteristics of the utility model, purpose and effect are more clearly understood, now control illustrates
Specific embodiment of the present utility model.
As depicted in figs. 1 and 2, the Portable Raman spectrometer in Chinese patent CN201520382348.1 includes outside one
Housing 20, the pentagonal prism shape support frame 10 being placed in inside shell body 20, and be fixedly mounted on pentagonal prism shape support frame 10
Laser generator 1, optical lens unit 3, spectroscopic detection unit and detector 5, specific structure are：Pentagonal prism shape support frame
10 include two parallel first sides 21 and second side 22, and are clipped between first side 21 and second side 22 and hang down
Directly in first side 21 and second side 22 five head and the tail connections the first, second, third, fourth, the 5th mounting surfaces 23,
24、25、26、27.Laser generator 1, first mounting surface 23 are fixedly mounted wherein on the outer surface of support frame first side 21
It is fixedly mounted on outer surface on the outer surface of optical lens unit 3, the second mounting surface 24 and the installation of detector the 5, the 4th is fixedly mounted
Spectroscopic detection unit is fixedly mounted on the inner surface in face 26.3rd mounting surface 25 and the 5th mounting surface 27 are used for solid with shell body 20
Fixed connection.
Optical lens unit 3 includes the laser mirror 2 installed in the same side of laser generator 1, when needing to use just
When taking formula Raman spectrometer to determinand progress spectral detection, swash using using laser mirror 2 by what laser generator 1 transmitted
Light is entered inside optical lens unit 3 by the aperture opened up in the wall of optical lens unit 3, inside optical lens unit 3
45 degree of corner edge optical filters 8 by laser reflection to the infrared anti-reflection lens 6 for extending the outer surface of shell body 20, by infrared anti-reflection
Lens 6 are by laser direct irradiation determinand.Determinand is reflexed to by caused Raman signal and Rayleigh scattering light after laser excitation
Infrared anti-reflection lens 6, and transmit to 45 degree of corner edge optical filters 8, filtered by 45 degree of corner edges in 45 degree of corner edge optical filters 8
Piece filters out Rayleigh scattering light, and Raman signal then reaches spectral detection after 45 degree of corner edge optical filters 8 after condenser lens 7, slit
Unit, Raman spectrum is formed by the grating beam splitting in spectroscopic detection unit.
Finally, the Raman spectrum of formation is reflexed in detector 5, completes the processing of whole light path, obtains point of determinand
Analyse result.
As shown in figure 3, Portable Raman spectrometer is that the spectrometer architecture in above-mentioned patent is made in the utility model
Improve, i.e., be fixedly mounted one on the outer surface of the second mounting surface 24 of original pentagonal prism shape support frame 10 installation detector 5
Speculum 9, and after the former detector 5 being arranged on the outer surface of 10 second mounting surface of pentagonal prism shape support frame 24 is made into 90 degree of rotations
It is fixedly mounted in second side 22, is specifically：
Speculum 9 is rotatably arranged in two symmetrically arranged lugs 11 by a rotary shaft 12, and two lugs 11 are fixed
On the outer surface of the second mounting surface 24 of support frame 10, detector 5 is arranged on the of support frame 10 after being then rotated by 90 °
On the outer surface of two side faces 22, after the raman spectral signal that is formed from spectroscopic detection unit arrives at speculum 9, by means of reflection
The effect of mirror 9, raman spectral signal is made into reaching detector 5 after an angle of 90 degrees rotation.
In order to further reduce the volume of Portable Raman spectrometer, in the second mounting surface 24 of support frame 10 and the 3rd peace
A L-shaped step 13 is formed on dress face 25 by way of cutting, second side 22 also makees corresponding cutting, and the L-shaped step 13 exists
The lateral depth cut on 3rd mounting surface 25 is the thickness of detector 5, and detector 5 is rotated by 90 ° and is connected to L-shaped step 13
After upper, with the second side 22 of support frame 10 in the same plane, longitudinal depth is to be used in detector 5 for the outer surface of detector 5
In height of the receiver apart from its edge for receiving Raman spectrum, the Raman spectrum receiver in detector 5 is set to be directed at speculum 9
In the raman spectral signal that reflects.
It can be provided between rotary shaft 12 and lug 11 for adjusting the anglec of rotation of rotary shaft 12 and fixed rotary shaft 12
Locking device (not showing in figure), facilitate angle adjustment and the fixation of speculum 9.
In summary, Portable Raman spectrometer of the present utility model is further added by one by changing to the position of detector 5
Speculum 9, CCD light path is set to be transferred, and after this change, the overall volume of spectrometer can be reduced significantly, and can
To change the shape of shell body, as shown in figure 4, more convenient to use with operating so that use is more steady.
Claims (5)
1. a kind of Portable Raman spectrometer of tool CCD turnovers light path, includes a shell body, is placed in inside the shell body
Pentagonal prism shape support frame, the pentagonal prism shape support frame includes two parallel first sides and second side, and is clipped in first
First, second, the of five head and the tail connections between side and second side and perpendicular to the first side and second side
3rd, the four, the 5th mounting surface,
The Portable Raman spectrometer further comprises the laser being fixedly mounted on support frame as described above first side outer surface
Generator, the optical lens unit being fixedly mounted on the first mounting surface outer surface, it is fixedly mounted on the 4th mounting surface inner surface
On spectroscopic detection unit and the raman spectral signal for receiving spectroscopic detection unit transmission detector, its feature exists
In,
A speculum is installed with the outer surface of the mounting surface of support frame as described above second, in the second side of support frame as described above
Upper that the detector is fixedly mounted, the raman spectral signal of the spectroscopic detection unit transmission makees 90 degree of turnovers through the speculum
Back reflection is into the detector.
2. the Portable Raman spectrometer of tool CCD turnovers light path according to claim 1, it is characterised in that the optics
Lens unit is installed in support frame as described above and is provided with laser mirror on the outer surface of the same side of the laser generator, described
The laser of laser generator transmission is reflexed to inside the optical lens unit through laser mirror, through the optical lens unit
45 degree of corner edge optical filters of inside, the infrared anti-reflection lens direct irradiation determinand for extending the shell external surface.
3. the Portable Raman spectrometer of tool CCD turnovers light path according to claim 1, it is characterised in that the reflection
Mirror is arranged in two symmetrically arranged lugs by what a rotary shaft can rotate, and two lugs are fixedly mounted on support frame as described above
On the outer surface of second mounting surface.
4. the Portable Raman spectrometer of tool CCD turnovers light path according to claim 1, it is characterised in that the support
The second mounting surface, the 3rd mounting surface and the second side of frame form a L-shaped step by way of cutting, and the detector is direct
Abutting is fixed on the L-shaped step, and the outer surface of the detector and the second side of support frame as described above are in the same plane.
5. the Portable Raman spectrometer of tool CCD turnovers light path according to claim 3, it is characterised in that the rotation
Locking device for adjusting rotation angle of rotating shaft and the fixed rotary shaft is installed between axle and the lug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720302296.1U CN206772831U (en) | 2017-03-24 | 2017-03-24 | Has the Portable Raman spectrometer of CCD turnover light paths |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720302296.1U CN206772831U (en) | 2017-03-24 | 2017-03-24 | Has the Portable Raman spectrometer of CCD turnover light paths |
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| Publication Number | Publication Date |
|---|---|
| CN206772831U true CN206772831U (en) | 2017-12-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720302296.1U Active CN206772831U (en) | 2017-03-24 | 2017-03-24 | Has the Portable Raman spectrometer of CCD turnover light paths |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106770182A (en) * | 2017-03-24 | 2017-05-31 | 北京极光仪器科技有限公司 | The Portable Raman spectrometer of tool CCD turnover light paths |
-
2017
- 2017-03-24 CN CN201720302296.1U patent/CN206772831U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106770182A (en) * | 2017-03-24 | 2017-05-31 | 北京极光仪器科技有限公司 | The Portable Raman spectrometer of tool CCD turnover light paths |
| CN106770182B (en) * | 2017-03-24 | 2023-11-21 | 钢研纳克检测技术股份有限公司 | Portable Raman spectrometer with CCD turning light path |
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| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100081 Beijing city Haidian District sorghum Bridge Street No. 13 Patentee after: The detection technology of NCS Limited by Share Ltd Address before: 100081 Beijing city Haidian District sorghum Bridge Street No. 13 Patentee before: NCS Testing Technology Co., Ltd. |
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