CN206132617U - Element laser detecting analyzer ware - Google Patents
Element laser detecting analyzer ware Download PDFInfo
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- CN206132617U CN206132617U CN201621028302.0U CN201621028302U CN206132617U CN 206132617 U CN206132617 U CN 206132617U CN 201621028302 U CN201621028302 U CN 201621028302U CN 206132617 U CN206132617 U CN 206132617U
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- laser
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- spectrogrph
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Abstract
The utility model discloses an element laser detecting analyzer ware, element laser detecting analyzer ware includes: conveyor components, conveyor components is used for carrying on and removing the mineral that await measuring, the laser device, the laser device includes pulse laser and laser processing apparatus, pulse laser be used for sending laser and handle laser through laser processing apparatus after shine the mineral that await measuring to the conveyor components on, spectrometer, spectrometer includes spectrum appearance and spectrum collection subassembly, spectrum is gathered the subassembly and is linked to each other with the spectrum appearance to spectrum gathers that the await measuring mineral surface provocative plasma of subassembly collection behind laser irradiation radiate out has the spectrum of corresponding mineral unit prime information, and transmits it for the spectrum appearance, the computer, the computer with the spectrum appearance links to each other to the computer is given with the spectral response signal transmission that generates to the spectrum appearance. The utility model discloses can obtain the mineral element online analysis result of high accuracy.
Description
Technical field
This utility model is related to a kind of element laser detection and analysis instrument.
Background technology
At present, in most of mineral products industry, either production, storage is still used, and all mineral can be carried out point
Analysis detection.The number of each element content directly influences production, the service efficiency of product in mineral products, according to Mineral Concentrations
The useful element banking system (island structure, chain structure) of different and mineral, real-time adjustment, optimized production process are being washed
Selecting in enrichment process can make ore dressing process more efficient by real-time adjustment production technology, improve the concentrate response rate, reduce and throw
Tail；In mineral smelting process, then efficiency can be improved, and by the detection to the unfriendly type element of environment, adjustment
Absorption technique, effectively can be reclaimed with least cost to harmful element；In product operational phase, then can be by element
Detection, substandard product is rejected.Traditional element measuring method has analyze speed slow, and technique is loaded down with trivial details, it is impossible to realize
The defects such as line process control, often have larger hysteresis quality during mineral production enrichment use, often result in the wave of resource
Take the pollution with environment.
At present the on-line analyses technology of conventional mineral element is XRF technology, neutron induced prompt gamma ray
Analytical technology and dual intensity gamma ray transmissive technology.XRF technology can only measure element of the atomic number more than 11, to ore deposit
Carbon, protium, nitrogen in thing etc. cannot be measured, and causing can not detect to labyrinth mineral, and measure essence
Degree and sensitivity is not high.There is investment greatly in neutron induced prompt gamma ray analytical technology, radiation hazradial bundle is big partly to decline with radioactive source
Phase short shortcoming.And dual intensity gamma ray technology cannot then carry out full elemental analysis, high cost simultaneously has potential safety hazard.Due to existing
These shortcomings, these technologies are not widely used.
The content of the invention
Technical problem to be solved in the utility model is the defect for overcoming prior art, there is provided a kind of element laser detection
Analytical tool, it can obtain high-precision mineral element on-line analyses result.
In order to solve above-mentioned technical problem, the technical solution of the utility model is：A kind of element laser tests and analyzes instrument,
It includes：
Conveying assembly, the conveying assembly is used to carry and movement mineral to be measured；
Laser aid, the laser aid includes pulse laser and laser machining device, and the pulse laser is used for
Send laser and expose to laser after laser machining device process on the mineral to be measured on conveying assembly；
Spectral analysis device, the spectral analysis device includes spectrogrph and spectra collection component, the spectra collection group
Part is connected with spectrogrph, so that spectra collection component gathers the plasma that the mineral surfaces to be measured after laser irradiation are excited
The spectrum with corresponding mineral element information for being given off, and pass it to spectrogrph；
Computer, the computer is connected with the spectrogrph, so as to the spectral response signal transmission that spectrogrph will be generated
To computer.
Further, the conveying assembly includes belt conveyor, and the mineral to be measured are placed on belt conveyor.
Further for the spot diameter for expanding the laser that the pulse laser sends, the laser machining device includes
For expanding the beam expanding lens of the spot diameter of the laser that the pulse laser sends.
Further, in order to by laser focusing, the laser machining device includes focus lamp.
Further for the direction of illumination by changing its laser, so that laser exposes to the ore deposit to be measured on conveying assembly
On thing, and the energy that laser is radiated at mineral surfaces can be made more to stablize and facilitate mounting and adjusting, the laser treatment
Device also includes changing the reflective microscope group of laser irradiating position, and the laser that the pulse laser sends first passes through beam expanding lens, gathers
Jiao Jingzai is radiated on the mineral to be measured on conveying assembly after reflective microscope group.
A kind of structure of specific reflective microscope group is further provided, the reflective microscope group includes the first reflecting mirror and second
Reflecting mirror, just to the first reflecting mirror after laser light beam expanding lens, focus lamp that the pulse laser sends, then described first
Just to second reflecting mirror, the laser that second reflecting mirror is reflected is radiated at conveying group to the laser that reflecting mirror is reflected
On mineral to be measured on part.
Further, the beam expanding lens is concave lens, and the focus lamp is convex lens, what the pulse laser sent
Laser is introduced into concave lens and enters back into convex lens.
Most strong further for the effective spectral information for causing to collect, the spectra collection component includes concave reflection
Mirror, convex reflecting mirror, collimating mirror and optical fiber, the spectrum with corresponding mineral element information is gathered convex by concave mirror
On the reflecting mirror of face, then gathered in collimating mirror by convex reflecting mirror, one end of the optical fiber is connected with the collimating mirror, described
The other end of optical fiber is connected with the spectrogrph.
Further, the control signal of the pulse laser is connected with the computer, the pulse laser touch
Signalling outfan is connected with the spectrogrph.
This utility model additionally provides a kind of Mineral Elements Analysis method, its application element laser detection analytical tool, side
Contain in the step of method：
A () conveying assembly is by nation to be measured to detection zone；
B () sends laser using pulse laser, and laser is exposed to into conveying group after laser machining device process
On mineral to be measured on part, the surface excitation of now described mineral to be measured goes out plasma, plasma resonance go out with phase
The spectrum of the mineral element information answered is gathered and is delivered to spectrogrph and is analyzed by spectra collection component, the spectrum exported after analysis
Response signal is gathered into computer；
C () in a computer, according to multiple spectral response signals analysis is modeled, and the spectrum in certain hour is rung
The constituent content that induction signal and time period laboratory obtain carries out mathematics and compares analysis, sets up model；By continuous online
Operation, using the spectral response signal for obtaining every time as the input of model, by model analysiss real-time mineral element element is gone out
Content.
Further, in described step (b), during the mineral to be measured that laser is irradiated on conveying assembly, pass through
Conveying assembly drives the movement of mineral to be measured, converts the point position that laser is got ready on mineral to be measured.
After employing above-mentioned technical proposal, method of the present utility model is by the way that laser aid to be directly erected at conveying assembly
Top, mineral to be measured are transported to incessantly detection zone on conveying assembly by conveying assembly, afterwards by automatic
Multimetering, averaged spectrum response signal, it is established that the mathematical model of spectral response signal and Mineral Concentrations, finally utilize
The mathematical model carries out on-line analyses to mineral element, so as to obtain high-precision online result, compared to other induced with laser
Breakdown spectral (LIBS) detection method, overcomes the problem of LIBS surfaces sampling representativeness difference, overcomes and gathers and processes asking for sample complexity
Topic, compared to other online mineral element measuring methods, certainty of measurement is high, and without radiation source, invests little, small volume, side
Just install.
Description of the drawings
Fig. 1 is the structural representation that element laser of the present utility model tests and analyzes instrument.
Specific embodiment
In order that content of the present utility model is easier to be clearly understood, below according to specific embodiment and with reference to attached
Figure, is described in further detail to this utility model.
As shown in figure 1, a kind of element laser tests and analyzes instrument, it includes：
Conveying assembly, the conveying assembly is used to carry and movement mineral to be measured；Mineral to be measured on the conveying assembly not between
Forfeit detection zone and send the mineral to be measured after analysis detection in real time；
Laser aid, the laser aid includes pulse laser and laser machining device, and the pulse laser is used for
Send laser and expose to laser after laser machining device process on the mineral to be measured on conveying assembly；
Spectral analysis device, the spectral analysis device includes spectrogrph and spectra collection component, the spectra collection group
Part is connected with spectrogrph, so that spectra collection component gathers the plasma that the mineral surfaces to be measured after laser irradiation are excited
The spectrum with corresponding mineral element information for being given off, and pass it to spectrogrph；
Computer, the computer is connected with the spectrogrph, so as to the spectral response signal transmission that spectrogrph will be generated
To computer.
As shown in figure 1, the conveying assembly includes belt conveyor 9, the mineral to be measured are placed on belt conveyor 9.
As shown in figure 1, the laser machining device includes the hot spot for expanding the laser that the pulse laser sends
The beam expanding lens of diameter, for focusing on the focus lamp of laser, the beam expanding lens is concave lens 1, and the focus lamp is convex lens
2, the laser that the pulse laser sends is introduced into concave lens 1 and enters back into convex lens 2.
As shown in figure 1, the laser machining device also includes changing the reflective microscope group of laser irradiating position, the pulse swashs
The laser that light device sends first passes through the mineral to be measured that beam expanding lens is radiated at again on conveying assembly with focus lamp after reflective microscope group
On, the reflective microscope group can include the first reflecting mirror 3 and the second reflecting mirror 4, the laser light that the pulse laser sends
Just to the first reflecting mirror 3 after beam expanding lens and focus lamp, the laser that then first reflecting mirror 3 is reflected is just anti-to described second
Mirror 4 is penetrated, the laser that second reflecting mirror 4 is reflected is radiated on the mineral to be measured on conveying assembly.Laser is by expanding
Spot diameter is exaggerated after mirror, then by focus lamp by laser focusing, then faces and incide the first reflecting mirror 3, passes through
Incide after the reflection of the first reflecting mirror 3 on second reflecting mirror 4, then by the reflection of the second reflecting mirror 4, laser is irradiated to
On mineral to be measured so that laser incident angle can be adjusted, make space arrangement convenient.
As shown in figure 1, the spectra collection component includes concave mirror 6, convex reflecting mirror 5, collimating mirror 7 and optical fiber 8,
Spectrum with corresponding mineral element information is gathered on convex reflecting mirror 5, then by convex refractive by concave mirror 6
Mirror 5 is gathered in collimating mirror 7, and one end of the optical fiber 8 is connected with the collimating mirror 7, the other end of the optical fiber 8 and the light
Spectrometer is connected.
As shown in figure 1, the control signal of the pulse laser is connected with the computer, the pulse laser
Trigger outfan is connected with the spectrogrph.
A kind of Mineral Elements Analysis method, it tests and analyzes instrument using the element laser, the step of method in contain：
A () conveying assembly is by nation to be measured to detection zone；
B () sends laser using pulse laser, and laser is exposed to into conveying group after laser machining device process
On mineral to be measured on part, the surface excitation of now described mineral to be measured goes out plasma, plasma resonance go out with phase
The spectrum of the mineral element information answered is gathered and is delivered to spectrogrph and is analyzed by spectra collection component, the spectrum exported after analysis
Response signal is gathered into computer；
C () in a computer, according to multiple spectral response signals analysis is modeled, and the spectrum in certain hour is rung
The constituent content that induction signal and time period laboratory obtain carries out mathematics and compares analysis, sets up model；By continuous online
Operation, using the spectral response signal for obtaining every time as the input of model, by model analysiss real-time mineral element element is gone out
Content.
In described step (b), during the mineral to be measured that laser is irradiated on conveying assembly, by conveying assembly
The movement of mineral to be measured is driven, the point position that laser is got ready on mineral to be measured is converted.
The conveying assembly only needs to run without interruption, and mineral to be measured are transported under detection zone and are detected by it, with
The operation of detection, the mineral to be measured for detecting are transported in real time specified location (for example：Floss hole).
In detection process, laser detection is uninterrupted operation with conveying assembly, by the spectral information in certain hour
Arrange the Mineral Concentrations response signal as the time period.
Pulse laser of the present utility model adopts Nd:YAG pulse lasers, optical maser wavelength is 1064nm, and pulsewidth is
5ns, adopts energy and mineral to be measured is excited for the laser of 90mJ and by instantaneous high-temperature in ore deposit to be measured when detection
Thing surface excitation goes out plasma, and plasma outwards launches the optical information with testing sample information, and these optical informations lead to
Cross after concave mirror 6 and the aggregation of convex reflecting mirror 5 and be collimated mirror 7 and collect, subsequently spectrogrph is sent to by optical fiber 8
In, light is imaged and sends result and processed into computer in spectrogrph.
In the detection system, pulse laser is arranged in together with beam expanding lens, focus lamp, two reflecting mirrors and conveying assembly
In one vertical plane, adjustment angle causes pulse laser light-emitting window just to beam expanding lens, focus lamp, and laser passes through beam expanding lens, gathers
, just to the center of the first reflecting mirror 3, the laser that the first reflecting mirror 3 is reflected is just to the second reflecting mirror 4 for beam orthogonal after burnt mirror
Center, the mineral surfaces that the laser that the second reflecting mirror 4 is reflected directly is radiated on conveying assembly simultaneously produce plasma, etc.
The optical signal that gas ions are emitted is collimated mirror 7 and collects after concave mirror 6 and convex reflecting mirror 5 are assembled, and collimates
Mirror 7 is connected by optical fiber 8 with spectrogrph, and out the light with sample message passes through optical fiber the plasma emission collected
8 are sent to spectrogrph, and spectrogrph is controlled through the output signal of pulse laser, after laser pulse certain time-delay is produced,
Radiate most weak, effective spectrum it is most strong when be imaged, spectrum is sent to into spectrogrph after imaging, conveying assembly is continuing simultaneously
Be constantly running, using the spectrum collected in certain hour as this period of time representative information.
Particular embodiments described above, the technical problem solved to this utility model, technical scheme and beneficial effect are entered
Go further description, should be understood that and the foregoing is only specific embodiment of the utility model, and without
It is all within spirit of the present utility model and principle in this utility model is limited, any modification, equivalent substitution and improvements done
Deng should be included within protection domain of the present utility model.
Claims (8)
1. a kind of element laser tests and analyzes instrument, it is characterised in that it includes：
Conveying assembly, the conveying assembly is used to carry and movement mineral to be measured；
Laser aid, the laser aid includes pulse laser and laser machining device, and the pulse laser is used to send
Laser is simultaneously exposed to laser after laser machining device process on the mineral to be measured on conveying assembly；
Spectral analysis device, the spectral analysis device includes spectrogrph and spectra collection component, the spectra collection component with
Spectrogrph is connected, so that spectra collection component gathers the plasma institute spoke that the mineral surfaces to be measured after laser irradiation are excited
The spectrum with corresponding mineral element information for projecting, and pass it to spectrogrph；
Computer, the computer is connected with the spectrogrph, so as to spectrogrph by the spectral response signal transmission for generating to meter
Calculation machine.
2. element laser according to claim 1 tests and analyzes instrument, it is characterised in that：The conveying assembly includes defeated
Belt (9), the mineral to be measured is sent to be placed on belt conveyor (9).
3. element laser according to claim 1 tests and analyzes instrument, it is characterised in that：The laser machining device includes
For expanding the beam expanding lens of the spot diameter of the laser that the pulse laser sends and for by the focus lamp of laser focusing.
4. element laser according to claim 3 tests and analyzes instrument, it is characterised in that：The beam expanding lens is concave lens
(1), the focus lamp be convex lens (2), the laser that the pulse laser sends be introduced into concave lens (1) enter back into it is convex
Face lens (2).
5. element laser according to claim 3 tests and analyzes instrument, it is characterised in that：The laser machining device is also wrapped
The reflective microscope group for changing laser irradiating position is included, the laser that the pulse laser sends first passes through beam expanding lens, focus lamp Jing again
Cross on the mineral to be measured being radiated at after reflective microscope group on conveying assembly.
6. element laser according to claim 5 tests and analyzes instrument, it is characterised in that：The reflective microscope group includes first
Just to first after reflecting mirror (3) and the second reflecting mirror (4), laser light beam expanding lens that the pulse laser sends and focus lamp
Reflecting mirror (3), the laser that then first reflecting mirror (3) reflects is just to second reflecting mirror (4), second reflection
The laser that mirror (4) is reflected is radiated on the mineral to be measured on conveying assembly.
7. element laser according to claim 1 tests and analyzes instrument, it is characterised in that：The spectra collection component includes
Concave mirror (6), convex reflecting mirror (5), collimating mirror (7) and optical fiber (8), the spectrum with corresponding mineral element information leads to
Cross concave mirror (6) to gather on convex reflecting mirror (5), then gathered in collimating mirror (7) by convex reflecting mirror (5), institute
The one end for stating optical fiber (8) is connected with the collimating mirror (7), and the other end of the optical fiber (8) is connected with the spectrogrph.
8. element laser according to claim 1 tests and analyzes instrument, it is characterised in that：The control of the pulse laser
Input is connected with the computer, and the trigger outfan of the pulse laser is connected with the spectrogrph.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621028302.0U CN206132617U (en) | 2016-08-31 | 2016-08-31 | Element laser detecting analyzer ware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621028302.0U CN206132617U (en) | 2016-08-31 | 2016-08-31 | Element laser detecting analyzer ware |
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| Publication Number | Publication Date |
|---|---|
| CN206132617U true CN206132617U (en) | 2017-04-26 |
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ID=58567831
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621028302.0U Active CN206132617U (en) | 2016-08-31 | 2016-08-31 | Element laser detecting analyzer ware |
Country Status (1)
| Country | Link |
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| CN (1) | CN206132617U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106338499A (en) * | 2016-08-31 | 2017-01-18 | 徐金杰 | Element laser detection and analysis instrument and mineral element analysis method |
-
2016
- 2016-08-31 CN CN201621028302.0U patent/CN206132617U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106338499A (en) * | 2016-08-31 | 2017-01-18 | 徐金杰 | Element laser detection and analysis instrument and mineral element analysis method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190529 Address after: 213000 No. 2 Innovation Road, Longhutang Street, Xinbei District, Changzhou City, Jiangsu Province Patentee after: BRIGHTRAY LASER TECHNOLOGY (CHANGZHOU) CO.,LTD. Address before: Room 407, 888 Changcheng Road, Xinbei District, Changzhou City, Jiangsu Province, 213001 Patentee before: Xu Jinjie |
|
| TR01 | Transfer of patent right | ||
| CP03 | Change of name, title or address |
Address after: 605, Building 11, the Taihu Lake Photon Science Park, No. 198, Jialingjiang Road, High tech Zone, Suzhou City, Jiangsu Province, 215000 Patentee after: Baorui Laser Technology (Suzhou) Co.,Ltd. Address before: 213000 No. 2 Innovation Road, Longhutang Street, Xinbei District, Changzhou City, Jiangsu Province Patentee before: BRIGHTRAY LASER TECHNOLOGY (CHANGZHOU) CO.,LTD. |
|
| CP03 | Change of name, title or address |