CN106092995B - A kind of indoor detection probe of fluorescent solutions concentration - Google Patents
A kind of indoor detection probe of fluorescent solutions concentration Download PDFInfo
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- CN106092995B CN106092995B CN201610605823.6A CN201610605823A CN106092995B CN 106092995 B CN106092995 B CN 106092995B CN 201610605823 A CN201610605823 A CN 201610605823A CN 106092995 B CN106092995 B CN 106092995B
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- plano lens
- lamp
- photo resistance
- screw shell
- fluorescence
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/6402—Atomic fluorescence; Laser induced fluorescence
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N2021/0106—General arrangement of respective parts
- G01N2021/0112—Apparatus in one mechanical, optical or electronic block
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N2021/6417—Spectrofluorimetric devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/06—Illumination; Optics
- G01N2201/061—Sources
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Optics & Photonics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Abstract
The invention discloses a kind of indoor detection probes of fluorescent solutions concentration, including the exciting light sources part and fluorescence induction part being oppositely arranged；The exciting light sources part includes lower part plano lens, is equipped with UV lamp in the lower section of the lower part plano lens；The fluorescence induction part includes top plano lens, is equipped with narrow band filter in the top of the top plano lens, is equipped with photo resistance in the top of the narrow band filter, the lower part plano lens and the top plano lens are coaxially oppositely arranged.The present invention can capture the fluorescence signal of such small concentrations, and it is higher to can be convenient quickly measurement fluorescent solutions concentration, sensitivity by the fluorescent characteristic of fluorescer.Figure is small and exquisite, stable structure, cheap, detection accuracy is high, is particularly suitable for low concentration fluorescent solutions, can be used for quickly detecting to fluorescence diluent concentration, be applicable to the detection of the concentration of a variety of fluorescers.
Description
Technical field
The invention belongs to experimental article field, it is a kind of for measuring the device of fluorescent solutions concentration, is mainly used for interior
Fluorescer detects in Physical Chemistry Experiment and daily life.
Background technique
Fluorescer is in fields such as scientific research, medical treatment, chemicals, engineer geological prospectings using very extensive.It is glimmering in daily life
Photo etching is widely used in paper, and coating, detergent, cotton fabric etc. brightens, and in engineering field, domestic and foreign scholars make fluorescer
It is introduced into ground water regime for a kind of tracer and obtains important hydrogeological parameter.The research of fluorescer has great meaning
Justice, it is necessary to which fast qualitative quantitative detection is carried out to it.
The instrument of laboratory testing fluorescer mainly has sepectrophotofluorometer and nanosecond fluorimeter at present.Fluorescence spectrophotometer
Photometer can carry out the measurement of the parameters such as fluorescence excitation spectrum, emission spectrum, quantum yield, fluorescence intensity；Nanosecond fluorimeter
The parameters such as the decaying of fluorescence lifetime, fluorescence polarization at any time can be measured.Two kinds of instrument price valuableness, general research institutions are incompetent
Power purchase, and the higher instrument of quality is largely dependent upon import in China, price is more high.In addition, daily life
The substance containing fluorescer, such as personal clothing and paper handkerchief are likely to be exposed in work everywhere, uses fluorescence detection lamp in usual family
It whether there is to detect fluorescer, but its concentration can not be detected.
Summary of the invention
The present invention is to solve technical problem present in well-known technique and provide a kind of indoor detection of fluorescent solutions concentration
Probe can be convenient quickly measurement fluorescent solutions concentration using the probe.
The technical scheme adopted by the present invention to solve the technical problems existing in the known art is that a kind of fluorescent solutions are dense
The indoor detection probe of degree, including the exciting light sources part and fluorescence induction part being oppositely arranged；The exciting light sources portion
Dividing includes light source waterproof sleeve, and top pressure closure is equipped on the light source waterproof sleeve, and UV lamp is equipped on the top pressure closure
Focusing screw shell focuses in the UV lamp and is fixed with lower part plano lens between screw shell and the top pressure closure, under described
The plane of incidence of portion's plano lens is plane, is equipped with UV lamp in the lower section of the lower part plano lens, the UV lamp is equipped with fixing sleeve, UV lamp
Fixing sleeve is connected through a screw thread with UV lamp focusing screw shell；The fluorescence induction part includes induction waterproof sleeve,
The induction waterproof sleeve is equipped with sealing bottom cover, photo resistance focusing screw shell is equipped on the sealing bottom cover, in institute
It states and is fixed with top plano lens, the incidence of the top plano lens between photo resistance focusing screw shell and the sealing bottom cover
Face is spherical surface, is equipped with narrow band filter in the top of the top plano lens, the narrow band filter is fixed on the photosensitive electricity
In resistance focusing screw shell, it is equipped with photo resistance in the top of the narrow band filter, the photo resistance is equipped with fixing sleeve, light
Quick resistance fixing sleeve is connected through a screw thread with photo resistance focusing screw shell；The lower part plano lens and the upper flat
Lens are coaxially oppositely arranged, and the sealing bottom cover is connected with the top pressure closure by hollow cabling support column.
The UV lamp is equipped with radiating element and constant-current source.
The advantages and positive effects of the present invention are: exciting light sources part is designed using plano lens, make the hair of UV lamp
Astigmatism is opposite to converge to enhance the intensity of illumination between two lens, and ensure that exciting light is uniformly radiated at after directional light
On fluorescent solutions, so as to inspire more fluorescence；The fluorescence that the plano lens of fluorescence induction part setting will more dissipate
The extremely strong hot spot of brightness is pooled, which is radiated on the sensitive chip of the photo resistance of focal point, so that photosensitive core
Piece is fully used, therefore the probe can capture the fluorescence signal of such small concentrations, can be with by the fluorescent characteristic of fluorescer
Fluorescent solutions concentration is conveniently and efficiently measured, sensitivity is higher.And figure of the present invention is small and exquisite, stable structure, cheap, inspection
It is high to survey precision, is particularly suitable for low concentration fluorescent solutions, fluorescence diluent concentration can be used for quickly detecting, be applicable to more
The detection of the concentration of kind fluorescer, quickly can select or replace according to actual needs with fluorescence agent solution is suitable for the photosensitive of model
Resistance and UV lamp are needed with improving experiment and daily life.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the working principle of the invention figure.
In figure: 1, photo resistance, 2, narrow band filter, 3, top plano lens, 4, UV lamp, 5, constant-current source, 6, induction waterproof
Sleeve, 7, light source waterproof sleeve, 8, radiating element, 9, hollow cabling support column, 10, conducting wire, 11, photo resistance fixing sleeve, 12,
Seal bottom cover, 13, photo resistance focusing screw shell, 14, UV lamp fixing sleeve, 15, UV lamp focusing screw shell, 16, sealing top
Lid, 17, lower part plano lens.
Specific embodiment
In order to further understand the content, features and effects of the present invention, the following examples are hereby given, and cooperate attached drawing
Detailed description are as follows:
Referring to FIG. 1 to FIG. 2, a kind of indoor detection probe of fluorescent solutions concentration, including the exciting light sources being oppositely arranged
Part and fluorescence induction part.
The exciting light sources part includes light source waterproof sleeve 7, and top pressure closure is equipped on the light source waterproof sleeve 7
16, it is equipped with UV lamp on the top pressure closure 16 and focuses screw shell 15, focuses screw shell 15 and described close in the UV lamp
Lower part plano lens 17 is fixed between capping cover 16, the plane of incidence of the lower part plano lens 17 is plane, saturating in the lower flat
The lower section of mirror 17 is equipped with UV lamp 4, and the UV lamp 4 is equipped with fixing sleeve, UV lamp fixing sleeve 14 and UV lamp focusing screw shell 15
It is connected through a screw thread.
The fluorescence induction part includes induction waterproof sleeve 6, and sealing bottom cover is equipped on the induction waterproof sleeve 6
12, photo resistance focusing screw shell 13 is equipped on the sealing bottom cover 12, in photo resistance focusing screw shell 13
Top plano lens 3 is fixed between the sealing bottom cover 12, the plane of incidence of the top plano lens 3 is spherical surface, on described
The top of portion's plano lens 3 is equipped with narrow band filter 2, and the narrow band filter 2 is fixed on the photo resistance focusing screw shell
In 13, it is equipped with photo resistance 1 in the top of the narrow band filter 2, the photo resistance 1 is equipped with fixing sleeve, and photo resistance is solid
Surely set 11 is connected through a screw thread with photo resistance focusing screw shell 13.
The lower part plano lens 17 and the top plano lens 3 are coaxially oppositely arranged, the sealing bottom cover 12 and described close
Capping cover 16 is connected by hollow cabling support column 9.The conducting wire 10 of exciting light sources part is entered by hollow cabling support column 9
After induction waterproof sleeve 6 and the conducting wire 10 of fluorescence induction part is pierced by connection outside from the upper end of induction waterproof sleeve 6 together
Photoamplifier part and computer terminal etc..
In the present embodiment, the UV lamp is equipped with radiating element 8 and constant-current source 5, protects to the UV lamp 4.
In use, probe is erected in fluorescence dilute solution, source is electrically connected, the light for the diverging that UV lamp 4 irradiates passes through
The excitation light congruence is gathered and is converted to directional light, flowed through so that excitation line is equably radiated at by the effect of lower part plano lens 17
It seals on the fluorescence dilute solution between bottom cover 12 and top pressure closure 16.Fluorescent solutions after irradiating are excited to exhale fluorescence,
Fluorescence and other veiling glares are pooled into hot spot by top plano lens 3.Hot spot pass through narrow band filter 2 after, exciting light etc. its
He is then filtered by narrow band filter 2 veiling glare, and only fluorescence passes through and is radiated on the chip of photo resistance 1.Photo resistance 1 is by light
Signal is converted to electric signal, after other external electric elements, that is, realizes the automatic quick detection of fluorescent solutions.
Although the preferred embodiment of the present invention is described above in conjunction with attached drawing, the invention is not limited to upper
The specific embodiment stated, the above mentioned embodiment is only schematical, be not it is restrictive, this field it is common
Technical staff under the inspiration of the present invention, in the case where not departing from present inventive concept and scope of the claimed protection, goes back
Many forms can be made, within these are all belonged to the scope of protection of the present invention.
Claims (2)
1. a kind of indoor detection probe of fluorescent solutions concentration, which is characterized in that including the exciting light sources part being oppositely arranged
With fluorescence induction part；
The exciting light sources part includes light source waterproof sleeve, top pressure closure is equipped on the light source waterproof sleeve, in institute
Top pressure closure is stated equipped with UV lamp focusing screw shell, is focused in the UV lamp fixed between screw shell and the top pressure closure
There is lower part plano lens, the plane of incidence of the lower part plano lens is plane, is equipped with UV lamp in the lower section of the lower part plano lens, described
UV lamp is equipped with fixing sleeve, and UV lamp fixing sleeve is connected through a screw thread with UV lamp focusing screw shell；
The fluorescence induction part includes induction waterproof sleeve, sealing bottom cover is equipped on the induction waterproof sleeve, described
Seal bottom cover and be equipped with photo resistance and focus screw shell, the photo resistance focus screw shell and the sealing bottom cover it
Between be fixed with top plano lens, the plane of incidence of the top plano lens is spherical surface, is equipped in the top of the top plano lens narrow
Band optical filter, the narrow band filter is fixed in the photo resistance focusing screw shell, in the upper of the narrow band filter
Side is equipped with photo resistance, and the photo resistance is equipped with fixing sleeve, photo resistance fixing sleeve and photo resistance focusing thread bush
Cylinder is connected through a screw thread；
The lower part plano lens and the top plano lens are coaxially oppositely arranged, and the sealing bottom cover and the top pressure closure pass through
Hollow cabling support column connection.
2. the indoor detection probe of fluorescent solutions concentration according to claim 1, which is characterized in that the UV lamp is equipped with heat dissipation
Device and constant-current source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610605823.6A CN106092995B (en) | 2016-07-25 | 2016-07-25 | A kind of indoor detection probe of fluorescent solutions concentration |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610605823.6A CN106092995B (en) | 2016-07-25 | 2016-07-25 | A kind of indoor detection probe of fluorescent solutions concentration |
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| Publication Number | Publication Date |
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| CN106092995A CN106092995A (en) | 2016-11-09 |
| CN106092995B true CN106092995B (en) | 2019-02-12 |
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| CN201610605823.6A Active CN106092995B (en) | 2016-07-25 | 2016-07-25 | A kind of indoor detection probe of fluorescent solutions concentration |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106770098B (en) * | 2016-12-01 | 2019-02-26 | 创严检测(天津)有限公司 | The detection method of fluorescer in a kind of cleaning product |
| CN109682811B (en) * | 2016-12-01 | 2021-05-04 | 江苏信众知识产权运营管理有限公司 | Rotor stator structure and fluorescent agent detection device with same |
| CN112782131B (en) * | 2019-11-11 | 2023-04-07 | 成都辰显光电有限公司 | Spectrum detection system and spectrum detection method |
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| US20060202132A1 (en) * | 2005-03-14 | 2006-09-14 | Chua Janet B Y | Portable fluorescence detection unit adapted for eye protection |
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| US5997154A (en) * | 1995-06-28 | 1999-12-07 | Spectronics Corporation | Compact high-intensity UVA inspection lamp |
| US8502168B1 (en) * | 2006-06-29 | 2013-08-06 | Cdex, Inc. | Substance detection, inspection and classification system using enhanced photoemission spectroscopy |
| CN103868902A (en) * | 2014-04-03 | 2014-06-18 | 福州大学 | Bioluminescence detection probe |
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Inventor after: Li Zhipeng Inventor after: Wang Hualuan Inventor after: Kong Qingkun Inventor after: Ma Xilei Inventor after: Shen Xiaoming Inventor after: Song Shuang Inventor after: Long Jie Inventor before: Ma Xilei Inventor before: Wang Hualuan Inventor before: Kong Qingkun Inventor before: Song Shuang Inventor before: Long Jie |
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