CN219871016U - SERS substrate carrying detection device - Google Patents
SERS substrate carrying detection device Download PDFInfo
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- CN219871016U CN219871016U CN202321069081.1U CN202321069081U CN219871016U CN 219871016 U CN219871016 U CN 219871016U CN 202321069081 U CN202321069081 U CN 202321069081U CN 219871016 U CN219871016 U CN 219871016U
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- 238000001514 detection method Methods 0.000 title claims abstract description 56
- 238000004416 surface enhanced Raman spectroscopy Methods 0.000 title claims abstract description 53
- 239000000758 substrate Substances 0.000 title claims abstract description 27
- 238000004458 analytical method Methods 0.000 claims abstract description 54
- 230000007246 mechanism Effects 0.000 claims abstract description 35
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 31
- 238000002955 isolation Methods 0.000 claims abstract description 14
- 238000006243 chemical reaction Methods 0.000 claims abstract description 12
- 230000002708 enhancing effect Effects 0.000 claims abstract description 6
- 238000012423 maintenance Methods 0.000 claims abstract description 6
- 239000013307 optical fiber Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 14
- 239000000523 sample Substances 0.000 description 12
- 238000001069 Raman spectroscopy Methods 0.000 description 10
- 230000002787 reinforcement Effects 0.000 description 6
- 238000005070 sampling Methods 0.000 description 4
- 238000001228 spectrum Methods 0.000 description 4
- 238000001237 Raman spectrum Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 238000000149 argon plasma sintering Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000002041 carbon nanotube Substances 0.000 description 1
- 229910021393 carbon nanotube Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000012916 structural analysis Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
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- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The utility model discloses a SERS substrate carrying detection device, which comprises a reinforcing installation box, wherein a reinforcing working cavity is arranged in the reinforcing installation box, a receiving mechanism is arranged at the upper end of the reinforcing installation box, a reinforcing mechanism is arranged in the reinforcing working cavity, and an analysis mechanism is arranged at the upper end of the reinforcing installation box; according to the utility model, the enhanced mounting box, the incident sleeve, the incident isolation lens, the reflection direction sleeve, the adjusting screw, the reflection focusing mirror, the reflection base plate and the array reflecting mirror are arranged, so that the operability of enhancing reflection adjustment of SERS laser detection is improved, the enhanced adjustment amplitude of the SERS detection laser is improved, the signal intensity of the SERS detection laser is improved, and the detection convenience of SERS substrate carrying is improved; through setting up and receiving condensing lens, conversion connecting seat, detection analysis module, analysis install bin and maintenance top cap, improved the detection maintenance convenience that the SERS basement carried, improved SERS detection analysis reliability and efficiency, improved the detection analysis accuracy that the SERS basement carried.
Description
Technical Field
The utility model relates to the technical field of optical detection, in particular to a SERS substrate carrying detection device.
Background
SERS is an english abbreviation for surface enhanced raman scattering (surface-enhanced raman scattering), which refers to a special raman scattering phenomenon, in which the raman scattering spectral intensity of molecules can be remarkably enhanced on the surface of some special materials; the Raman scattering spectrum can reflect the structural information of molecules, any tiny change of the molecular structure can be reflected in the Raman scattering spectrum very sensitively, so that the Raman spectrum can be used for carrying out structural analysis on substances, and the obvious enhancement of the Raman scattering spectrum can enable people to observe and utilize the Raman scattering spectrum more easily; in the prior art, most of detection structures carried by the Raman scattering substrate are not adjustable, are fixed integrated structures, and are not beneficial to detection adaptation of various light intensities;
in this regard, chinese patent publication No. CN208155859U discloses a raman spectrum detection apparatus for rapidly detecting a reaction product, which includes a sampling mechanism, a sample cell, a laser, an optical fiber sensor, a raman spectrometer, and a controller, the sampling mechanism includes a driving mechanism and a sampling tube, the sampling tube is connected with the sample cell; the two sides of the sample cell are connected with cylindrical pipelines, a first reflecting mirror and a second reflecting mirror are respectively arranged between the sample cell and the pipelines, small holes are formed in the first reflecting mirror, and excitation light enters the sample cell from the small holes in the first reflecting mirror and then reaches the second reflecting mirror to be reflected; the optical fiber sensor comprises a light scattering probe, the light scattering probe comprises a probe and a detector opposite to the probe, the probe is connected with a laser through an input optical fiber, the detector receives laser from the probe and emits scattered light, the probe collects the scattered light and transmits the scattered light to the Raman spectrometer through an output optical fiber, the detector comprises a substrate and a nano array positioned on the surface of the substrate, and the nano array consists of a plurality of carbon nano tubes;
however, in the patent of the utility model, the reflection enhancement amplitude of the incident laser is fixed and not adjustable, and in some raman scattering excitation sensing detection environments, the enhancement amplitude limits the detection efficiency and accuracy, and the SERS detection substrate is inconvenient to carry and use.
Disclosure of Invention
The present utility model is directed to a SERS substrate mounting detection apparatus, which solves the problems set forth in the above-mentioned background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the SERS substrate carrying detection device comprises a reinforcing installation box, wherein a reinforcing working cavity is arranged in the reinforcing installation box, a receiving mechanism is arranged at the upper end of the reinforcing installation box, a reinforcing mechanism is arranged in the reinforcing working cavity, and an analysis mechanism is arranged at the upper end of the reinforcing installation box;
the receiving mechanism can receive the SERS feedback laser, the enhancing mechanism can turn to the received laser to assist enhancement, and the analyzing mechanism can analyze the enhanced SERS laser receiving process.
The receiving mechanism comprises an incidence sleeve fixedly connected in the upper end wall of the enhanced working cavity, and an incidence cavity is arranged in the incidence sleeve;
the incidence cavity is communicated with the enhancement working cavity, an incidence isolation lens is fixedly connected in the upper end wall of the incidence cavity, and the incidence isolation lens is made of high-light-transmittance materials.
Advantageously, the reinforcement mechanism includes an adjustment screw rotatably coupled within the front and rear end walls of the reinforcement work chamber, the adjustment screw extending through the rear end wall of the reinforcement work chamber;
the front end of the adjusting screw is fixedly connected with a reflection direction sleeve, the reflection direction sleeve is positioned in the enhanced working cavity, a reflection focusing mirror is fixedly connected in the reflection direction sleeve, and the position of the reflection focusing mirror corresponds to the incidence sleeve;
two reflection adjusting cavities which are distributed up and down are arranged in the front end wall and the rear end wall of the enhanced working cavity, and a reflection base plate is connected in the two reflection adjusting cavities in a sliding manner;
the two reflection base plates are respectively and fixedly connected with a group of array reflectors which are distributed front and back, the positions of the two groups of array reflectors are mutually matched on a laser reflection route, and the positions of the reflection base plates are mutually matched with the reflection direction sleeves.
The analysis mechanism comprises an analysis installation box fixedly connected to the upper end face of the enhancement installation box, an analysis working cavity is arranged in the analysis installation box, and a maintenance top cover is fixedly connected in the upper end wall of the analysis working cavity;
the device is characterized in that a detection analysis module is fixedly connected in the lower end wall of the analysis working cavity, a receiving condenser is fixedly connected in the upper end wall of the enhanced working cavity, a conversion connecting seat is fixedly connected to the upper end surface of the receiving condenser, the conversion connecting seat is positioned in the analysis working cavity, and the analysis working cavity is mutually connected with the detection analysis module through optical fibers.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the enhanced mounting box, the incident sleeve, the incident isolation lens, the reflection direction sleeve, the adjusting screw, the reflection focusing mirror, the reflection base plate and the array reflecting mirror are arranged, so that the SERS laser projected on the incident isolation lens is received into the enhanced mounting box through the incident sleeve for reflection, the incident SERS laser is reflected on a fixed line after the reflection direction sleeve and the reflection focusing mirror are driven to rotate by the rotating adjusting screw, the array reflecting mirrors with different densities are driven to stay in the enhanced mounting box by the sliding reflection base plate, and then the reflection of the incident SERS laser with different times is completed, thereby improving the operability of the enhanced reflection adjustment of the SERS laser detection, improving the enhanced adjustment range of the SERS detection laser, improving the signal intensity of the SERS detection laser and improving the detection convenience of SERS substrate carrying;
through setting up and receiving condensing lens, conversion connecting seat, detection analysis module, analysis install bin and maintaining the top cap, can receive the SERS laser after the reinforcing through receiving the condensing lens and by conversion connecting seat and optic fibre conduction to the detection analysis module in carry out analysis processing, maintain the analysis detection mode under the cooperation of maintaining top cap and analysis install bin, improved the detection maintenance convenience that the SERS basement carried, improved SERS detection analysis reliability and efficiency, improved the detection analysis accuracy that the SERS basement carried.
Drawings
FIG. 1 is a schematic view of a three-dimensional structure of the present utility model;
FIG. 2 is a schematic diagram of the internal structure of the present utility model;
FIG. 3 is a right side view of the illustration of FIG. 2 in accordance with the present utility model;
FIG. 4 is a schematic top view of FIG. 2 in accordance with the present utility model;
FIG. 5 is an enlarged partial schematic view of the present utility model at the entrance sleeve of FIG. 2;
FIG. 6 is an enlarged partial schematic view of the analysis mounting box of FIG. 2 in accordance with the present utility model;
FIG. 7 is an enlarged partial schematic view of the reflective sleeve of FIG. 2 in accordance with the present utility model;
fig. 8 is an enlarged view of a portion of the reflective substrate sheet of fig. 2 in accordance with the present utility model.
In the figure: 11. a receiving mechanism; 12. a reinforcing mechanism; 13. an analysis mechanism; 15. reinforcing the mounting box; 16. enhancing the working cavity; 17. a reflective base plate; 18. a reflective directional sleeve; 19. receiving a condensing lens; 20. an incident sleeve; 21. maintaining the top cover; 22. analyzing the mounting box; 23. analyzing the working chamber; 24. a detection and analysis module; 25. an incidence cavity; 26. an incident isolation lens; 27. a conversion connecting seat; 28. a reflective focusing mirror; 29. adjusting a screw; 30. a reflection adjustment cavity; 31. an array mirror.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1:
referring to fig. 1-8, the present utility model provides a technical solution: the SERS substrate carrying detection device comprises a reinforcing mounting box 15, wherein a reinforcing working cavity 16 is formed in the reinforcing mounting box 15, a receiving mechanism 11 is arranged at the upper end of the reinforcing mounting box 15, a reinforcing mechanism 12 is arranged in the reinforcing working cavity 16, and an analysis mechanism 13 is arranged at the upper end of the reinforcing mounting box 15;
the receiving mechanism 11 can receive the SERS feedback laser, the enhancing mechanism 12 can turn to the received laser to assist enhancement, and the analyzing mechanism 13 can analyze the enhanced SERS laser receiving process.
The receiving mechanism 11 comprises an incidence sleeve 20 fixedly connected in the upper end wall of the enhanced working cavity 16, and an incidence cavity 25 is arranged in the incidence sleeve 20;
the incident cavity 25 is communicated with the enhanced working cavity 16, an incident isolation lens 26 is fixedly connected in the upper end wall of the incident cavity 25, the incident isolation lens 26 is made of a high light transmission material, the SERS of the incident sleeve 20 is detected and received in the direction, and the received SERS laser is transmitted into the enhanced working cavity 16 through the incident cavity 25 for detection processing under the sealed isolation of the incident isolation lens 26.
The reinforcement mechanism 12 includes an adjustment screw 29 rotatably coupled within the front and rear end walls of the reinforcement work chamber 16, the adjustment screw 29 extending through the rear end wall of the reinforcement work chamber 16;
the front end of the adjusting screw 29 is fixedly connected with a reflection direction sleeve 18, the reflection direction sleeve 18 is positioned in the enhanced working cavity 16, a reflection focusing mirror 28 is fixedly connected in the reflection direction sleeve 18, and the position of the reflection focusing mirror 28 corresponds to the position of the incidence sleeve 20;
two reflection adjusting cavities 30 which are distributed up and down are arranged in the front end wall and the rear end wall of the enhanced working cavity 16, and a reflection base plate 17 is connected in the two reflection adjusting cavities 30 in a sliding manner;
the two reflection base plates 17 are respectively and fixedly connected with a group of array reflectors 31 which are distributed back and forth, the positions of the two groups of array reflectors 31 are mutually matched on a laser reflection route, the positions of the reflection base plates 17 are mutually matched with the reflection direction sleeves 18, laser entering the enhancement working cavity 16 is reflected along a fixed route under the action of the reflection focusing mirror 28, the reflection focusing mirror 28 in the reflection direction sleeves 18 is driven to synchronously rotate by the rotation adjusting screw 29 to adjust the reflection direction, and the reflection base plates 17 are slid back and forth in the reflection adjusting cavity 30 in the enhancement working cavity 16 to drive the areas with different densities of the two groups of array reflectors 31 to enter the enhancement working cavity 16 to be enhanced on the reflection route.
The analysis mechanism 13 comprises an analysis installation box 22 fixedly connected to the upper end surface of the enhancement installation box 15, an analysis working cavity 23 is arranged in the analysis installation box 22, and a maintenance top cover 21 is fixedly connected in the upper end wall of the analysis working cavity 23;
the detection analysis module 24 is fixedly connected in the lower end wall of the analysis working cavity 23, the receiving condenser 19 is fixedly connected in the upper end wall of the enhancement working cavity 16, the conversion connecting seat 27 is fixedly connected to the upper end surface of the receiving condenser 19, the conversion connecting seat 27 is positioned in the analysis working cavity 23, the analysis working cavity 23 is mutually connected with the detection analysis module 24 through optical fibers, the enhanced incident SERS laser is reflected by the array reflector 31, and the received light is transmitted into the detection analysis module 24 through the conversion connecting seat 27 and the optical fibers for analysis.
Working principle:
when in use, the device is integrally installed and fixed on a SERS substrate carrying part, the SERS detection receiving position is detected by the direction of the incidence sleeve 20, and the received SERS laser is transmitted into the enhancement working cavity 16 through the incidence cavity 25 for detection processing under the sealed isolation of the incidence isolation lens 26;
when enhancing the SERS detection laser, the laser entering the enhancement working cavity 16 is reflected along a fixed route under the action of the reflection focusing mirror 28, at the moment, the reflection focusing mirror 28 in the reflection direction sleeve 18 is driven to synchronously rotate by the rotation adjusting screw 29 to adjust the reflection direction, and the reflection base plate 17 slides back and forth in the reflection adjusting cavity 30 in the enhancement working cavity 16 to drive the two groups of array reflectors 31 to enter the internal reflection route of the enhancement working cavity 16 in different density areas, so that different reflection times are achieved, and the adaptation enhancement is carried out according to the intensity of the SERS received laser;
when the SERS laser is detected, the enhanced incident SERS laser is reflected by the array reflector 31, and is transmitted into the detection analysis module 24 through the conversion connecting seat 27 and the optical fiber for analysis under the receiving of the receiving condenser 19, so that the detection analysis of the SERS incident detection laser is completed.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The SERS substrate carrying detection device comprises a reinforcing mounting box (15), and is characterized in that a reinforcing working cavity (16) is formed in the reinforcing mounting box (15), a receiving mechanism (11) is arranged at the upper end of the reinforcing mounting box (15), a reinforcing mechanism (12) is arranged in the reinforcing working cavity (16), and an analysis mechanism (13) is arranged at the upper end of the reinforcing mounting box (15);
the receiving mechanism (11) can receive SERS feedback laser, the enhancing mechanism (12) can turn to the received laser to assist enhancement, and the analyzing mechanism (13) can analyze the enhanced SERS laser receiving process.
2. A SERS substrate mounting detection apparatus in accordance with claim 1, wherein the receiving means (11) comprises an incidence sleeve (20) fixedly connected in an upper end wall of the enhanced working chamber (16), the incidence sleeve (20) having an incidence chamber (25) disposed therein.
3. The SERS substrate carrying detection apparatus according to claim 2, wherein the incidence cavity (25) is in communication with the enhanced working cavity (16), an incidence isolation lens (26) is fixedly connected to an upper end wall of the incidence cavity (25), and the incidence isolation lens (26) is made of a high light transmission material.
4. A SERS substrate mounting detection apparatus in accordance with claim 2 wherein the enhancement mechanism (12) comprises an adjustment screw (29) rotatably coupled within the front and rear end walls of the enhancement working chamber (16), the adjustment screw (29) extending through the rear end wall of the enhancement working chamber (16).
5. The SERS substrate mounting detection apparatus according to claim 4, wherein a reflection direction sleeve (18) is fixedly connected to a front end of the adjusting screw (29), the reflection direction sleeve (18) is located in the enhanced working chamber (16), a reflection focusing mirror (28) is fixedly connected to the reflection direction sleeve (18), and a position of the reflection focusing mirror (28) corresponds to the incident sleeve (20).
6. The SERS substrate mounting detection apparatus according to claim 5, wherein two reflection adjusting cavities (30) are respectively provided in front and rear end walls of the enhanced working cavity (16), and a reflection substrate plate (17) is slidably connected in each of the two reflection adjusting cavities (30).
7. The SERS substrate mounting detection apparatus according to claim 6, wherein a set of array mirrors (31) are fixedly connected to each of the two reflection substrate plates (17), the positions of the two sets of array mirrors (31) are mutually matched on a laser reflection route, and the positions of the reflection substrate plates (17) are mutually matched with the reflection direction sleeves (18).
8. The SERS substrate carrying detection apparatus according to claim 1, wherein the analysis mechanism (13) comprises an analysis mounting box (22) fixedly connected to an upper end surface of the enhancement mounting box (15), an analysis working chamber (23) is provided in the analysis mounting box (22), and a maintenance top cover (21) is fixedly connected to an upper end wall of the analysis working chamber (23).
9. The SERS substrate carrying detection apparatus according to claim 8, wherein a detection analysis module (24) is fixedly connected in a lower end wall of the analysis working chamber (23), a receiving condenser (19) is fixedly connected in an upper end wall of the enhancement working chamber (16), a conversion connecting seat (27) is fixedly connected to an upper end surface of the receiving condenser (19), the conversion connecting seat (27) is located in the analysis working chamber (23), and the analysis working chamber (23) is mutually connected with the detection analysis module (24) through an optical fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321069081.1U CN219871016U (en) | 2023-05-06 | 2023-05-06 | SERS substrate carrying detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321069081.1U CN219871016U (en) | 2023-05-06 | 2023-05-06 | SERS substrate carrying detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219871016U true CN219871016U (en) | 2023-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321069081.1U Active CN219871016U (en) | 2023-05-06 | 2023-05-06 | SERS substrate carrying detection device |
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| Country | Link |
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| CN (1) | CN219871016U (en) |
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- 2023-05-06 CN CN202321069081.1U patent/CN219871016U/en active Active
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