CN104198385A - Eight-channel device for detecting switchable light source absorption spectrum - Google Patents
Eight-channel device for detecting switchable light source absorption spectrum Download PDFInfo
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- CN104198385A CN104198385A CN201410448173.XA CN201410448173A CN104198385A CN 104198385 A CN104198385 A CN 104198385A CN 201410448173 A CN201410448173 A CN 201410448173A CN 104198385 A CN104198385 A CN 104198385A
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Abstract
The invention discloses an eight-channel device for detecting a switchable light source absorption spectrum. The eight-channel device for detecting the switchable light source absorption spectrum comprises an eight-channel optical signal acquisition plate, an eight-channel focusing lens group, a two-row eight-channel incident light collimating assembly, a concave plate, an optical switch, a base plate, worm and gear and a driving motor, wherein the eight-channel optical signal acquisition plate, the eight-channel focusing lens group, the two-row eight-channel incident light collimating assembly and the concave plate are sequentially connected with one another; the worm and gear is connected with the base plate. The eight-channel device for detecting the switchable light source absorption spectrum is high in integration level, is capable of selecting wavelength positions and light intensities of the incident light according to different detected samples, has a single row of 8 detection optical fiber joints and is capable of meeting the requirements of a multi-channel optical detection device and high-flux optical detection.
Description
Technical field
the present invention relates to a kind of optical detection apparatus, especially a kind of eight passage switchable light source absorption spectrum pick-up units.
Background technology
spectrophotometric method is by measuring absorbance or the transmitted intensity of measured matter light in certain wave strong point or certain wavelength coverage, this material is carried out to the method for qualitative and quantitative analysis, detect wavelength coverage and generally can comprise ultraviolet light, visible ray and near-infrared band.Typical absorbance log detection system comprises light source incident interface, and for detection of interactional Systems for optical inspection between light and sample.When the light of different wave length is irradiated to certain density sample solution continuously, just can obtain the corresponding absorption intensity of each incident wavelength, as set up coordinate system with wavelength (λ) and absorption intensity (A), can draw the absorption spectrum curve of this material.This type of absorption spectrum detection system, generally includes light source and enters injection device, absorption spectrum converging device and photoelectric detector, and in design, detection system need be paid close attention to drift value and the sensitivity to detection sample of testing result.Along with Instrument Design is towards high flux and integrated direction development, the value volume and range of product of detected sample is also in continuous increase, and the application of absorption spectrum detection system is also in continuous expansion.At present, the absorption spectrum pick-up unit of producing both at home and abroad, Ordinary Light Sources Have, as Halogen lamp LED, deuterium lamp, xenon lamp etc., is exported after by optical filter or optical-mechanical system, required detection wavelength being selected.For detected sample absorption peak position, by monochromatic system, select after wavelength, by external light source signal leading in detection system.According to the difference that detects sampling receptacle and detection flux, designed detection light path system is also different.Wherein, for 96 microwell plates of high flux sample detection, be generally divided into single channel and multi-channel detection light path design.During this is novel, mainly for eight passage absorption spectrum pick-up units, provide changeable incident light source design.This type of absorption spectrum detection system is to same detection light path, conventionally be only equipped with single beam splitting system (filter system or optical-mechanical system), different due to light-dividing principle, be difficult to accomplish under higher incident intensity condition while having relatively high expectations (be accuracy of detection), wavelength is selected arbitrarily.Therefore, common absorption spectrum pick-up unit, in the instrument of having relatively high expectations in detection sensitivity, is equipped with filter system conventionally; In the situation that needs scan absorption spectrum, be conventionally equipped with optical-mechanical system.In this type of absorption spectrum pick-up unit, if two kinds of demands meet simultaneously, two different beam splitting system light paths need to design respectively, and optical design integrated level is lower, can not meet the application demand of multiple testing result.
Summary of the invention
for the problems referred to above, the present invention aims to provide a kind of eight passage switchable light source absorption spectrum pick-up units.
for realizing this technical purpose, the solution of the present invention is: a kind of eight passage switchable light source absorption spectrum pick-up units, comprise eight passage light signal collection plates, eight passage focus lens group, double eight passage light inlet collimator assemblies, notch board, photoswitch, base plate, worm and gear, CD-ROM drive motor, described passage light signal collection plate, eight passage focus lens group, double eight passage light inlet collimator assemblies and notch board connect successively, and described worm and gear is connected on base plate.
as preferably, described input path assembly comprises two row's eight passage optical fiber interfaces, the two row's eight passage collimation lens set that connect successively; Detect optical path component and comprise single eight passage focus lens group and stationary installations; Light source changeover module comprises worm and gear and optical switch components.
as preferably, described input path assembly comprises two row's eight passage optical fiber interfaces, the two row's eight passage collimation lens set that connect successively, and wherein fibre-optical splice is assembled in corresponding aperture after combining with collimating mirror group.Two row's eight passage collimating mirror groups and two row's eight passage optical fiber interfaces are convenient to the monochromatic light of different beam splitting systems to introduce pick-up unit.
as preferably, described detection optical path component comprises single eight passage focus lens group and stationary installations, and its further groove is convenient to detection light path to align with input path.
as preferably, described light source changeover module comprises worm and gear and optical switch components, and wherein, worm and gear is used for switching two row collimating mirror group positions before and after input path; Photoswitch and installing component thereof, the positioning control signal while being convenient to provide input path switching.
as preferably, described fibre-optical splice is arranged on input path direction, by light source changeover module, fibre-optical splice corresponding to Different Light is alignd.
integrated level of the present invention is high, can detect sample according to difference and select lambda1-wavelength position and light intensity, has single 8 detection fiber joints, can meet Multi-channel optical detection means and high flux optical detection demand.
Accompanying drawing explanation
fig. 1 is that the present invention assembles schematic diagram;
fig. 2 is double eight passage light inlet collimating mirror groups and assembling schematic diagram thereof for the present invention;
fig. 3 is single eight passage focus lens group and each passage lens schematic diagram used in the present invention;
fig. 4 is worm and gear and assembling schematic diagram thereof in the present invention;
fig. 5 is photoswitch installation notch board schematic diagram in the present invention;
fig. 6 is each parts installation base plate schematic diagram in the present invention.
Embodiment
below in conjunction with accompanying drawing basis and specific embodiment, the present invention is described in further details.
as shown in Figure 1, a kind of eight passage switchable light source absorption spectrum pick-up units of the embodiment of the present invention, comprise eight passage light signal collection plates 1, eight passage focus lens group 2, double eight passage light inlet collimator assemblies 3, notch board 4, photoswitch 5, base plate 6, worm and gear 7, CD-ROM drive motor 8, described eight passage light signal collection plates 1, eight passage focus lens group 2, double eight passage light inlet collimator assemblies 3 and notch board 4 connect successively, and described worm and gear 7 is connected on base plate 6.
as preferably, described input path assembly comprises two row's eight passage optical fiber interfaces, the two row's eight passage collimation lens set 2 that connect successively, and fibre-optical splice is assembled in corresponding aperture after combining with collimating mirror group.Two row's eight passage collimation groups 3 and two row's eight passage optical fiber interfaces are convenient to the monochromatic light of different beam splitting systems to introduce pick-up unit.
as preferably, described detection optical path component comprises single eight passage focus lens group 2 and stationary installations, and wherein notch board 4 is convenient to detection light path to align with input path.
as preferably, described worm and gear 7 and photoswitch 5 parts form light source changeover module, wherein worm and gear 7 is for switching two row collimation lens set 2 positions, input path front and back, photoswitch and installing component thereof, the positioning control signal while being convenient to provide input path switching.
as preferably, described fibre-optical splice is arranged on input path direction, by light source changeover module, fibre-optical splice corresponding to Different Light is alignd.
the present invention, in order to solve the problems of the technologies described above, covers the shortage by following technical proposals.Wherein input path assembly consists of the two row's eight passage optical fiber interfaces that connect successively, two row's eight passage collimation lens set, and is assembled in corresponding aperture after fibre-optical splice and collimating mirror combination.Two row's eight passage collimating mirrors and two row's eight passage optical fiber interfaces are convenient to the monochromatic light of different beam splitting systems to introduce pick-up unit.Detect optical path component and be comprised of single eight passage focus lens group and stationary installation, wherein notch board is convenient to detection light path to align with input path.In use procedure, detect optical path component and wherein one arrange collimating mirror group and align in input path assembly.Fibre-optical splice is arranged on input path direction.By light source changeover module, fibre-optical splice corresponding to Different Light alignd.So this device realized integrated level high, can detect sample according to difference and select lambda1-wavelength position and light intensity, have single 8 detection fiber joints, can meet Multi-channel optical detection means and high flux optical detection demand.
the above; it is only preferred embodiment of the present invention; not in order to limit the present invention, any trickle modification that every foundation technical spirit of the present invention is done above embodiment, be equal to and replace and improve, within all should being included in the protection domain of technical solution of the present invention.
Claims (5)
1. a passage switchable light source absorption spectrum pick-up unit, comprise eight passage light signal collection plates, eight passage focus lens group, double eight passage light inlet collimator assemblies, notch board, photoswitch, base plate, worm and gear, CD-ROM drive motor, it is characterized in that: described passage light signal collection plate, eight passage focus lens group, double eight passage light inlet collimator assemblies and notch board connect successively, and described worm and gear is connected on base plate.
2. a kind of eight passage switchable light source absorption spectrum pick-up units according to claim 1, is characterized in that: described fibre-optical splice is arranged on input path direction, by light source changeover module, fibre-optical splice corresponding to Different Light are alignd.
3. a kind of eight passage switchable light source absorption spectrum pick-up units according to claim 1, is characterized in that: described input path assembly comprises two row's eight passage optical fiber interfaces, the two row's eight passage collimation lens set that connect successively.
4. a kind of eight passage switchable light source absorption spectrum pick-up units according to claim 1, is characterized in that: described detection optical path component comprises single eight passage focus lens group and stationary installations.
5. a kind of eight passage switchable light source absorption spectrum pick-up units according to claim 1, is characterized in that: described light source changeover module comprises worm and gear and optical switch components.
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| CN201410448173.XA CN104198385B (en) | 2014-09-04 | 2014-09-04 | Eight-channel device for detecting switchable light source absorption spectrum |
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| CN201410448173.XA CN104198385B (en) | 2014-09-04 | 2014-09-04 | Eight-channel device for detecting switchable light source absorption spectrum |
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| CN104198385B CN104198385B (en) | 2017-02-08 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107101945A (en) * | 2017-05-26 | 2017-08-29 | 北京智云达科技股份有限公司 | A kind of multichannel multi-wavelength light spectrum detection device |
| CN107561073A (en) * | 2017-09-20 | 2018-01-09 | 天津瑞泽分析仪器有限公司 | A kind of full spectrum ELIASA for being designed with eight passage cell holders |
| CN107783355A (en) * | 2017-10-21 | 2018-03-09 | 湖南华南光电(集团)有限责任公司 | A kind of infrared double-view field fast switch type camera lens |
| CN109507190A (en) * | 2017-09-14 | 2019-03-22 | 三星电子株式会社 | Equipment for checking the material properties of multiple measurement objects |
| CN111133285A (en) * | 2017-10-10 | 2020-05-08 | 高露洁-棕榄公司 | Spectrum system and method thereof |
-
2014
- 2014-09-04 CN CN201410448173.XA patent/CN104198385B/en active Active
Non-Patent Citations (1)
| Title |
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| 许珺: "基于双波长分光光度法染液吸光度检测装置的设计与开发", 《中国优秀硕士学位论文全文数据库 工程科技Ⅱ辑》 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107101945A (en) * | 2017-05-26 | 2017-08-29 | 北京智云达科技股份有限公司 | A kind of multichannel multi-wavelength light spectrum detection device |
| CN109507190A (en) * | 2017-09-14 | 2019-03-22 | 三星电子株式会社 | Equipment for checking the material properties of multiple measurement objects |
| CN107561073A (en) * | 2017-09-20 | 2018-01-09 | 天津瑞泽分析仪器有限公司 | A kind of full spectrum ELIASA for being designed with eight passage cell holders |
| CN111133285A (en) * | 2017-10-10 | 2020-05-08 | 高露洁-棕榄公司 | Spectrum system and method thereof |
| US11800981B2 (en) | 2017-10-10 | 2023-10-31 | Colgate-Palmolive Company | Spectroscopic system and method therefor |
| CN107783355A (en) * | 2017-10-21 | 2018-03-09 | 湖南华南光电(集团)有限责任公司 | A kind of infrared double-view field fast switch type camera lens |
| CN107783355B (en) * | 2017-10-21 | 2020-08-28 | 湖南华南光电(集团)有限责任公司 | Infrared double-view-field quick switching type lens |
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| CN104198385B (en) | 2017-02-08 |
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