CN107389629A - A kind of fluorescence meter - Google Patents
A kind of fluorescence meter Download PDFInfo
- Publication number
- CN107389629A CN107389629A CN201710483092.7A CN201710483092A CN107389629A CN 107389629 A CN107389629 A CN 107389629A CN 201710483092 A CN201710483092 A CN 201710483092A CN 107389629 A CN107389629 A CN 107389629A
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- CN
- China
- Prior art keywords
- optical fiber
- sample
- fluorescence
- sample holder
- spectro
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- G01N21/645—Specially adapted constructive features of fluorimeters
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- Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Physics & Mathematics (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)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Abstract
The present invention relates to a kind of fluorescence meter, including light source, the first spectro-grating and the first sweep mechanism, sample cell, cylindrical mirror, Optical fiber plug, an exciting light optical fiber placed in the middle and the fibre bundle formed evenly around five fluorescence optical fibers around it, fluorescence optical fiber bundle coupler, the second spectro-grating and the second sweep mechanism, detector and the recorder set gradually；Detector is connected with sewer pipe, and waste collection bottle is connected with below sewer pipe；Sample cell is provided with the sample holder of cuboid, and base is arranged below in sample holder, and the middle position of sample holder is internally provided with the groove for placing sample along its circumferencial direction, and the periphery of groove lower side is provided with upward block machine；It has vdiverse in function, applied widely, detection sensitivity height.
Description
Technical field
The invention belongs to detection device technology field, is related to a kind of photometer, more particularly to a kind of fluorescence meter.
Background technology
At present, for fluorescence meter as a kind of spectrometric instrument, it utilizes the illumination of certain wavelength as caused by light source
It is mapped on sample, excites the fluorescent material in sample to send fluorescence, fluorescence is after monochromator, by photodetector by institute
The optical signal received is converted to electric signal, so as to obtain the distribution of the fluorescence spectrum of sample.Existing fluorescence meter exists more
Detection sensitivity is low, tests the problem of cumbersome, and a kind of fluorescence meter that can solve the problem that above mentioned problem is needed for this, makes its detection
High sensitivity, and convenient test, meet the requirement of actually detected work.
The content of the invention
It is an object of the present invention to provide a kind of fluorescence meter, and solution detection sensitivity is low, tests the problem of cumbersome,
Make its detection sensitivity high, and convenient test, meet the requirement of actually detected work.
To achieve the above object, the present invention provides a kind of fluorescence meter, including light source, the first light splitting light set gradually
Grid and the first sweep mechanism, sample cell, cylindrical mirror, Optical fiber plug, an exciting light optical fiber placed in the middle and evenly around it
Fibre bundle, fluorescence optical fiber bundle coupler, the second spectro-grating and the second sweep mechanism of five fluorescence optical fibers composition of surrounding, inspection
Survey device and recorder；Detector is connected with sewer pipe, and waste collection bottle is connected with below sewer pipe；Sample cell is provided with cuboid
Base is arranged below in the sample holder of shape, sample holder, and the middle position of sample holder is internally set along its circumferencial direction
There is the groove for placing sample, the periphery of groove lower side is provided with upward block machine；Fluorescence meter is integrally provided with shell, on shell
Provided with airway tube, outer casing inner wall is provided with desiccant layer, and pedestal is arranged below in shell, and pedestal front portion is provided with control panel, chain of command
Plate is provided with display screen and button, and the bottom of pedestal is provided with antiskid, shock-absorbing pad.
In above scheme preferably, amplifier is provided between detector and recorder.
It may also be preferred that detector is provided with photomultiplier.
It may also be preferred that light source is fixed on light source bracket.
It may also be preferred that recorder is connected with printer.The thickness of beam is 3-8mm, if being provided with
Dry silica gel particle.
The fluorescence meter of the present invention, can solve the problem that detection sensitivity is low, tests the problem of cumbersome, it has function more
Sample, applied widely, detection sensitivity is high, and the advantages of convenient test, disclosure satisfy that the requirement of actually detected work.
Brief description of the drawings
The invention will be further described with embodiment below in conjunction with the accompanying drawings：
Fig. 1 is the structural representation of the fluorescence meter of the present invention.
In figure, 1 is light source, and 2 be the first spectro-grating and the first sweep mechanism, and 3 be sample cell, and 4 be cylindrical mirror, 5
It is fibre bundle for Optical fiber plug, 6,7 be fluorescence optical fiber bundle coupler, and 8 be the second spectro-grating and the second sweep mechanism, and 9 be inspection
Device is surveyed, 10 be recorder, and 11 be sewer pipe, and 12 be waste collection bottle, and 13 be sample holder, and 14 be base, and 15 be groove, and 16 are
Block machine, 17 be light source bracket.
Embodiment
For a better understanding of the present invention, the present invention is explained in detail with reference to specific embodiment.It is clear that
Different modifications can be carried out to the present invention with remodeling and without departing from the broader spirit of the invention and model of appended claims
Enclose.Therefore, following examples have exemplary without the implication of limitation.
Embodiment 1:
A kind of fluorescence meter, including light source 1, the first spectro-grating and the first sweep mechanism 2, sample cell 3, the post set gradually
Face speculum 4,5, exciting light optical fiber placed in the middle of Optical fiber plug and evenly around around it five fluorescence optical fibers form
Fibre bundle 6, fluorescence optical fiber bundle coupler 7, the second spectro-grating and the second sweep mechanism 8, detector 9 and recorder 10；Detection
Device 10 is connected with sewer pipe 11, and sewer pipe 11 is connected with waste collection bottle 12 below；Sample cell 3 is provided with the sample of cuboid
Base 14 is arranged below in support 13, sample holder 13, and the middle position of sample holder 13 is internally set along its circumferencial direction
There is the groove 15 for placing sample, the periphery of the lower side of groove 15 is provided with upward block machine 16；Fluorescence meter is integrally provided with shell,
Shell is provided with airway tube, and outer casing inner wall is provided with desiccant layer, and pedestal is arranged below in shell, and pedestal front portion is provided with control panel,
Control panel is provided with display screen and button, and the bottom of pedestal is provided with antiskid, shock-absorbing pad.The thickness of beam is 3-8mm, thereon
It is provided with some silica gel particles.
Claims (2)
1. a kind of fluorescence meter, including the light source set gradually（1）, the first spectro-grating and the first sweep mechanism（2）, sample
Pond（3）, cylindrical mirror（4）, Optical fiber plug（5）, an exciting light optical fiber placed in the middle and glimmering evenly around five around it
The fibre bundle of light optical fiber composition（6）, fluorescence optical fiber bundle coupler（7）, the second spectro-grating and the second sweep mechanism（8）, detection
Device（9）And recorder（10）；It is characterized in that：Detector（10）It is connected with sewer pipe（11）, sewer pipe（11）Connect below
There is waste collection bottle（12）；Sample cell（3）Sample holder provided with cuboid（13）, sample holder（13）Base is arranged below
（14）, sample holder（13）Middle position along its circumferencial direction internally be provided with place sample groove（15）, groove
（15）The periphery of lower side is provided with upward block machine（16）；Fluorescence meter is integrally provided with shell, and shell is provided with airway tube, outside
Shell inwall is provided with desiccant layer, and pedestal is arranged below in shell, and pedestal front portion is provided with control panel, and control panel is provided with display screen
And button, the bottom of pedestal are provided with antiskid, shock-absorbing pad, the thickness of beam is 3-8mm, is provided with some silica gel particles, inspection
Survey device（9）It is provided with photomultiplier.
2. fluorescence meter as claimed in claim 1, it is characterised in that：Detector（9）And recorder（10）Between be provided with put
Big device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710483092.7A CN107389629A (en) | 2017-06-23 | 2017-06-23 | A kind of fluorescence meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710483092.7A CN107389629A (en) | 2017-06-23 | 2017-06-23 | A kind of fluorescence meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107389629A true CN107389629A (en) | 2017-11-24 |
Family
ID=60332727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710483092.7A Pending CN107389629A (en) | 2017-06-23 | 2017-06-23 | A kind of fluorescence meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107389629A (en) |
-
2017
- 2017-06-23 CN CN201710483092.7A patent/CN107389629A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20171124 |