CN102486456A - Liquid core waveguide detection device - Google Patents
Liquid core waveguide detection device Download PDFInfo
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- CN102486456A CN102486456A CN2010105716931A CN201010571693A CN102486456A CN 102486456 A CN102486456 A CN 102486456A CN 2010105716931 A CN2010105716931 A CN 2010105716931A CN 201010571693 A CN201010571693 A CN 201010571693A CN 102486456 A CN102486456 A CN 102486456A
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- liquid core
- core waveguide
- regulator
- light
- photoelectric cell
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- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The invention discloses a liquid core waveguide detection device which is provided with a liquid core waveguide tube. As a further improvement of the invention, the liquid core waveguide tube 8 is made from Teflon and has a length of 90 mm and an inner diameter of 2.56 mm; a layer of 2, 2'-bis(trifluoromethyl)-4,5-difluoro-1,3-m-dioxo cyclopentyl having a refractive index of 1.29 is fixed on the inner wall; a total reflected light regulator 4 can adjust a light incidence angle by 60 degrees, and a photocell regulator can adjust an optical signal incidence angle up and down by 60 degrees. The device has the advantages of long optical path length, high sensitivity, unrestricted detection of low content ingredients, high precision, and repeatedly usable property, and the purposes of accuracy and high efficiency are achieved.
Description
Technical field
The present invention relates to a kind of liquid core waveguide pick-up unit that uses the light intensity difference technical Analysis to measure the field.
Background technology
In analytical chemistry, often use, light is had the characteristic that selectivity absorbs and the analytical approach AAS of setting up based on the molecule of measured matter.Not enough below existing spectrophotometric subtraction unit exists: light path is short, sensitivity is low, the low content compound mensuration is restricted, degree of accuracy is not high, detection efficiency is low.Do not meet efficient, highly sensitive, detect requirement accurately.
Summary of the invention
The present invention is in order to overcome above-mentioned deficiency, provide a kind of optical length, highly sensitive, the low content compound mensuration is unrestricted, degree of accuracy is high, detection efficiency is high; The incident light scioptics focus on the total reflection regulator; Regulator also locks incident light and the optimized incidence of liquid core waveguide pipe end face optical glass; Utilize liquid core waveguide pipe to strengthen the analyte light path; The optical glass of the optical path other end penetrates, and the adjustable photoelectric cell of optical signals receives the best and locks the liquid core waveguide pick-up unit of angle.
The present invention realizes technical goal through following technical proposals: a kind of liquid core waveguide pick-up unit comprises injection port, light emitting diode, convex lens, total reflection light regulator, planar optics glass, liquid core waveguide pipe, photoelectric cell, photoelectric cell regulator, open end cap, outlet.
The present invention propagates in the liquid core waveguide pipe inner total reflection through incident light, realizes the light path lengthening.
The present invention compared with prior art has following good effect:
1, optical path length strengthens;
2, highly sensitive;
3, the low content compound mensuration is unrestricted;
4, degree of accuracy is high;
5, reusable.
Description of drawings
Fig. 1 is a sectional structure chart of the present invention.
Among Fig. 1: 1. injection port, 2. light emitting diode, 3. convex lens, 4. total reflection light regulator, 5. smooth entrance port, 6.7. planar optics glass, 8. liquid core waveguide pipe, 9. emergent light, 10. photoelectric cell regulator, 11. photoelectric cells, 12,13. perforate end caps, 14. outlets.
Embodiment
According to shown in the accompanying drawing,, the present invention is done further explanation below in conjunction with instance.
As shown in Figure 1; A kind of liquid core waveguide pick-up unit is made up of injection port (1), light emitting diode (2), convex lens (3), total reflection light regulator (4), incident light (5), planar optics glass (6) (7), liquid core waveguide pipe (8), emergent light (9), photoelectric cell regulator (10), photoelectric cell (11), perforate end cap (12) (13), outlet (14).Wherein: 60 ° of the incident angles of total reflection light regulator (4) scalable light; Liquid core waveguide pipe (8), perforate end cap (12) (13) are polytetrafluoroethylmaterial material; Liquid core waveguide pipe (8), preferably long 90mm, internal diameter are the polyfluortetraethylene pipe of 2.56mm; On the inwall fixedly one deck refractive index be 1.29 2,2 '-bis trifluoromethyl-4,5-two fluoro-1; 3-Dloxole base is injected light and is reflected repeatedly through this liquid core waveguide pipe, and optical path length reaches 980mmm; Photoelectric cell regulator (10) but 60 ° of up-down adjustment light signal incident angles; The light signal of sample after the liquid core waveguide pipe refraction receives through photoelectric cell (11), and sample is exported via outlet (14).
Claims (4)
1. liquid core waveguide pick-up unit; Comprise injection port, light emitting diode, convex lens, total reflection light regulator, planar optics glass, liquid core waveguide pipe, photoelectric cell, photoelectric cell regulator, open end cap, outlet, it is characterized in that total reflection light regulator, photoelectric cell regulator, liquid core waveguide pipe.
2. liquid core waveguide pick-up unit according to claim 1 is characterized in that 60 ° of the adjustable angles of incident light of said total reflection light regulator.
3. liquid core waveguide pick-up unit according to claim 1 is characterized in that 60 ° of said photoelectric cell regulator scalable light signal incident angles.
4. liquid core waveguide pick-up unit according to claim 1 is characterized in that said liquid core waveguide pipe is a polyfluortetraethylene pipe; Pipe range 90mm, internal diameter are 2.56mm; Inwall fixedly one deck refractive index be 1.29 2,2 '-bis trifluoromethyl-4,5-two fluoro-1,3-Dloxole base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105716931A CN102486456A (en) | 2010-12-03 | 2010-12-03 | Liquid core waveguide detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105716931A CN102486456A (en) | 2010-12-03 | 2010-12-03 | Liquid core waveguide detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102486456A true CN102486456A (en) | 2012-06-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105716931A Pending CN102486456A (en) | 2010-12-03 | 2010-12-03 | Liquid core waveguide detection device |
Country Status (1)
| Country | Link |
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| CN (1) | CN102486456A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105548589A (en) * | 2015-12-23 | 2016-05-04 | 辽东学院 | A microfluidic detection system integrating liquid-liquid extraction and liquid-liquid waveguide and a detecting method |
| CN106198413A (en) * | 2016-06-16 | 2016-12-07 | 陕西师范大学 | Linear amplification absorption spectrum based on Teflon absorption tube detection device and method |
| CN107271390A (en) * | 2017-06-27 | 2017-10-20 | 苏州奥特科然医疗科技有限公司 | A kind of solution absorbance detecting system and method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1515892A (en) * | 2003-01-03 | 2004-07-28 | 浙江大学 | Microanalysis chip for detecting photometric absorption and its application method |
| CN101271070A (en) * | 2008-05-09 | 2008-09-24 | 东北大学 | Microcurrent controlled capillary tube electrophoresis liquid core waveguide fluorescence testing apparatus |
| CN101627328A (en) * | 2005-04-08 | 2010-01-13 | 阿尔利克斯公司 | Apparatus for optically-based sorting within liquid core waveguides |
-
2010
- 2010-12-03 CN CN2010105716931A patent/CN102486456A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1515892A (en) * | 2003-01-03 | 2004-07-28 | 浙江大学 | Microanalysis chip for detecting photometric absorption and its application method |
| CN101627328A (en) * | 2005-04-08 | 2010-01-13 | 阿尔利克斯公司 | Apparatus for optically-based sorting within liquid core waveguides |
| CN101271070A (en) * | 2008-05-09 | 2008-09-24 | 东北大学 | Microcurrent controlled capillary tube electrophoresis liquid core waveguide fluorescence testing apparatus |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105548589A (en) * | 2015-12-23 | 2016-05-04 | 辽东学院 | A microfluidic detection system integrating liquid-liquid extraction and liquid-liquid waveguide and a detecting method |
| CN105548589B (en) * | 2015-12-23 | 2017-05-31 | 辽东学院 | Micro-fluidic liquid-liquid extraction liquid fluid wave leads integrated detecting system and detection method |
| CN106198413A (en) * | 2016-06-16 | 2016-12-07 | 陕西师范大学 | Linear amplification absorption spectrum based on Teflon absorption tube detection device and method |
| CN107271390A (en) * | 2017-06-27 | 2017-10-20 | 苏州奥特科然医疗科技有限公司 | A kind of solution absorbance detecting system and method |
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Application publication date: 20120606 |