CN203658260U - Solid sample element analyzer based on laser technology - Google Patents
Solid sample element analyzer based on laser technology Download PDFInfo
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- CN203658260U CN203658260U CN201320742202.4U CN201320742202U CN203658260U CN 203658260 U CN203658260 U CN 203658260U CN 201320742202 U CN201320742202 U CN 201320742202U CN 203658260 U CN203658260 U CN 203658260U
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Abstract
The utility model relates to a solid sample element analyzer based on a laser technology. The solid sample element analyzer comprises a power supply and an analyzer, wherein the power supply is a laser device power supply and is arranged outside the analyzer; the analyzer comprises a chassis, a laser head, a sample chamber, a CCD (Charge Coupled Device) detector, a reflection mirror, a convergent mirror, a sample platform, an optical fiber and an optical fiber probe; the laser head is arranged on the upper part of the sample chamber in the chassis to focus laser on the surface of a sample so that element characteristic spectrums sent by the surface of the sample are collected by the optical fiber probe and an optical signal is transmitted to the CCD detector by the optical fiber; a computer is used for processing and displaying data; the solid sample element analyzer has then technical effects that all elements in the periodic table of elements can be directly analyzed; the solid sample element analyzer has the advantages of short analysis period, no radiation, small volume, light weight and convenience for transportation and carrying, and is suitable for being used in laboratories and wild fields.
Description
Technical field
The utility model relates to a kind of sample element spectral detection and analytical instrument, particularly a kind of solid sample ultimate analysis instrument based on laser technology.
Background technology
The ultimate analysis instrument of widespread use is in the market based on X ray technology and spectral analysis thereof, though this instrument technology maturation but have certain shortcoming, the sample of analyzing need to carry out pre-service, bad to the analytical effect of light element, analytical cycle is longer, excitation source is X ray, have radiation, operating personnel are had to injury and for radiation-screening, instrument internal needs certain thickness stereotype, increase the weight and volume of instrument, be not suitable for field condition and use.
Summary of the invention
In view of the problem of above existence, the utility model discloses a kind of solid sample ultimate analysis instrument based on laser technology, this instrument utilizes laser as excitation source, by laser convergence at sample surfaces, sample surfaces material is punctured by high energy and produce plasma, launch the characteristic spectral line of element, recycling probe gathers this spectrum and analyze, obtain the element composition of sample, concrete technical scheme is, a kind of solid sample elemental analyser based on laser technology, comprise power supply and analyser, it is characterized in that: power supply is laser power supply and is placed on outside analyser, analyser comprises cabinet, laser head, sample chamber, CCD detecting device, catoptron, convergent mirror, example platform, optical fiber and fibre-optical probe, laser head is placed in the top of sample chamber in cabinet, sample chamber, detecting device is placed in bottom in cabinet, sample chamber surrounding surrounds laser safety glass, the built-in convergent lens in sample chamber, example platform is on a perpendicular line, catoptron is placed in and between laser head and sample chamber, makes laser that laser head sends change the vertical sample chamber that enters after light path by catoptron, be focused at sample surfaces by convergent lens, optical fiber one end connects fibre-optical probe and is placed in laser convergence point top, the other end connects CCD detecting device, power supply is connected with laser head by power lead.
Technique effect of the present utility model is can directly analyze nearly all element in the periodic table of elements, analytical cycle is short, radiationless, volume is little, lightweight, be convenient to carrying and carry, be applicable to laboratory and field condition and use.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is sample spectrogram of the present utility model.
Specific embodiments
It is the Q impulse Nd:YAG laser instrument of 1064nm that laser instrument is selected wavelength, and detecting device uses U.S.'s marine optics 8 passage fiber spectrometers, and example platform 2-7 is the estrade of homemade Manual three-dimensional displacement, and sample chamber 2-3 surrounding surrounds laser safety glass.
As shown in Figure 1, power supply 1 is laser power supply and is placed on outside analyser 2, analyser 2 comprises cabinet 2-1, laser head 2-2, sample chamber 2-3, detecting device 2-4, catoptron 2-5, convergent mirror 2-6, example platform 2-7, optical fiber 2-8 and fibre-optical probe 2-9, sample chamber 2-3 surrounding in cabinet 2-1 surrounds laser safety glass, laser head 2-2 is placed in the top of sample chamber 2-3 in cabinet 2-1, sample chamber 2-3, detecting device 2-4 is placed in bottom in cabinet 2-1, the built-in convergent lens 2-6 of sample chamber 2-3, example platform 2-7 is on a perpendicular line, catoptron 2-5 is placed in and between laser head 2-2 and sample chamber 2-3, makes laser that laser head 2-2 sends change the vertical sample chamber 2-3 that enters after light path by catoptron 2-5, by convergent lens, 2-6 is focused at sample surfaces, optical fiber 2-8 one end connects fibre-optical probe 2-9 and is placed in laser convergence point top, the other end connects CCD detecting device 2-4, power supply 1 is connected with laser head 2-2 by power lead.
Switch on power 1, the laser that laser head 2-2 sends vertically enters sample chamber 2-3 after changing light path by catoptron 2-5, by convergent lens, 2-6 is focused at sample surfaces, making sample surfaces Substance Transformation is plasma, plasma sends elemental characteristic spectrum and is collected by fibre-optical probe 2-9 and analyze to CCD detecting device 2-4 by Optical Fiber Transmission, the spectrogram that CCD detecting device 2-4 obtains after analyzing passes through Computer display, and by element corresponding to database identification spectral line of comparison America NI ST.
Claims (1)
1. the solid sample elemental analyser based on laser technology, comprise power supply (1) and analyser (2), it is characterized in that: power supply (1) is laser power supply and is placed on outside analyser (2), analyser (2) comprises cabinet (2-1), laser head (2-2), sample chamber (2-3), CCD detecting device (2-4), catoptron (2-5), convergent mirror (2-6), example platform (2-7), optical fiber (2-8) and fibre-optical probe (2-9), laser head (2-2) is placed in the top of the interior sample chamber of cabinet (2-1) (2-3), sample chamber (2-3), detecting device (2-4) is placed in the interior bottom of cabinet (2-1), sample chamber (2-3) surrounding surrounds laser safety glass, the built-in convergent lens in sample chamber (2-3) (2-6), example platform (2-7) is on a perpendicular line, catoptron (2-5) is placed in and between laser head (2-2) and sample chamber (2-3), makes laser that laser head (2-2) sends change the vertical sample chamber (2-3) that enters after light path by catoptron (2-5), be focused at sample surfaces by convergent lens (2-6), optical fiber (2-8) one end connects fibre-optical probe (2-9) and is placed in laser convergence point top, the other end connects CCD detecting device (2-4), power supply (1) is connected with laser head (2-2) by power lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320742202.4U CN203658260U (en) | 2013-11-22 | 2013-11-22 | Solid sample element analyzer based on laser technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320742202.4U CN203658260U (en) | 2013-11-22 | 2013-11-22 | Solid sample element analyzer based on laser technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203658260U true CN203658260U (en) | 2014-06-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320742202.4U Expired - Fee Related CN203658260U (en) | 2013-11-22 | 2013-11-22 | Solid sample element analyzer based on laser technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203658260U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103604782A (en) * | 2013-11-22 | 2014-02-26 | 天津陆海石油设备系统工程有限责任公司 | Solid sample element analyzer based on laser technology |
| CN107132213A (en) * | 2016-02-29 | 2017-09-05 | 天津陆海万国自动化系统科技发展有限公司 | The full landform real time environment monitors of LIPS |
-
2013
- 2013-11-22 CN CN201320742202.4U patent/CN203658260U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103604782A (en) * | 2013-11-22 | 2014-02-26 | 天津陆海石油设备系统工程有限责任公司 | Solid sample element analyzer based on laser technology |
| CN107132213A (en) * | 2016-02-29 | 2017-09-05 | 天津陆海万国自动化系统科技发展有限公司 | The full landform real time environment monitors of LIPS |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140618 Termination date: 20211122 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |