CN107576681A - It is a kind of to be used for the light-blocking member with more collimator devices - Google Patents
It is a kind of to be used for the light-blocking member with more collimator devices Download PDFInfo
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- CN107576681A CN107576681A CN201710812486.2A CN201710812486A CN107576681A CN 107576681 A CN107576681 A CN 107576681A CN 201710812486 A CN201710812486 A CN 201710812486A CN 107576681 A CN107576681 A CN 107576681A
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- blocking member
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Abstract
Patent of the present invention discloses a kind of light-blocking member for being used to have more collimator devices, the light-blocking member is thin wall type copper structural member and has n ellipse hole of insertion thin-walled, ellipse hole periphery curve is circular cone oblique profile periphery curve, and the light-blocking member edge has m through hole；The present invention can remove unnecessary veiling glare, retain thang-kng amount to greatest extent, and while avoiding light leak, noise reduction is further functioned as in sequential wavelength dispersion X-fluorescence instrument, improve the sensitivity of sequential wavelength dispersion X-fluorescence analysis and the effect of precision.
Description
Technical field
The present invention relates to sequential wavelength dispersion X-fluorescence detection field, more particularly to sequential wavelength dispersion X fluorescence
The light-blocking member of more collimator devices is used in spectrometer.
Background technology
Sequential wavelength dispersion X-fluorescence instrument is using in simple X ray or other photon source excitation test substances
Atom, it is allowed to produce fluorescence（Secondary X-ray）.So as to carry out the instrument of elemental analysis.Xray fluorescence spectrometer is also known as
XRF spectrometers, there are two kinds of color dispersion-type and on-dispersive type.Its advantages of is not destroy sample, and analyze speed is fast, former suitable for measure
All chemical elements of sub- ordinal number more than 4, analysis precision is high, and sample preparation is simple.
Original sequential wavelength dispersion X-fluorescence instrument is all to carry out species analysis using single collimator, is being carried out
, it is necessary to repeatedly adjust and replace during different material is analyzed, in some instances it may even be possible to need to change the collimater of different model, in order to grasp
It is convenient to make, and generates the sequential wavelength dispersion X-fluorescence instrument using multiple collimaters, but in use, it is no matter suitable
Which kind of application field sequence formula wavelength dispersion X-fluorescence is applied to, and can all run into the through hole using thang-kng shape normally
Phenomena such as light leak occurs, cause distortion or inaccuracy that material measures, it is therefore desirable to shape of through holes is handled, finds one
Kind disclosure satisfy that the scheme of use demand.
The content of the invention
The invention aims to solve above-mentioned technical problem, according to the shape of the through hole shadow different to thang-kng effect
Ring, a kind of light-blocking member for the special shape designed so that after light normally projects, unnecessary veiling glare is filtered out by through hole,
Ensure thang-kng amount, and avoid the generation of light leakage phenomena to greatest extent, it is possible thereby in the case where not weakening light source size, have
Shading is imitated, i.e., is used for the light-blocking member with more collimator devices the invention provides a kind of, including with for thin-walled steel structure
Part and n ellipse hole for penetrating thin-walled, ellipse hole periphery curve is circular cone oblique profile periphery curve, light-blocking member side
There is m through hole at edge；Light source is launched by light pipe, shoots on specimen cup, excites sample element to project light, and light passes through
Unnecessary veiling glare is eliminated using the light-blocking member of particular design and forms collimated light beam, collimated light beam acts on being formed by collimater
Directional light is injected after crystal and forms light wave analysis by detector, correspondingly goes out material element using wavelength, completes material element point
Analysis.The light-blocking member of this particular design can remove unnecessary veiling glare, retain thang-kng amount to greatest extent, in sequential wavelength dispersion X
Noise reduction is further functioned as in XRF, improves the sensitivity of sequential wavelength dispersion X-fluorescence analysis and the work of precision
With.
According to described in prior art, original sequential wavelength dispersion X-fluorescence instrument is all to use in background technology
Single collimator carries out species analysis, it is necessary to repeatedly adjust and replace during different material analysis is carried out, in some instances it may even be possible to
Need to change the collimater of different model, for simple operation, generate the sequential wavelength dispersion X fluorescence using multiple collimaters
Spectrometer, but in use, no matter which kind of application field sequential wavelength dispersion X-fluorescence is applied to, and can all run into
Phenomena such as poor shaded effect, light leak are occurred using the through hole of thang-kng shape normally, cause material measure distortion or
It is inaccurate, it is therefore desirable to shape of through holes is handled, finds a kind of scheme that disclosure satisfy that use demand；And the present invention discloses
Be that a kind of light-blocking member for the special shape designed, can be made according to the influence different to thang-kng effect of the shape of through hole
After obtaining the normal injection of light, unnecessary veiling glare is filtered out by through hole, ensures thang-kng amount, and avoid light leakage phenomena to greatest extent
Occur, it is possible thereby in the case where not weakening light source size, effective shading, i.e., be used to have the invention provides one kind more accurate
The light-blocking member of straight device equipment, including with the n ellipse hole for thin wall type copper structural member and insertion thin-walled, ellipse hole
Peripheral curve is circular cone oblique profile periphery curve, and light-blocking member edge has m through hole；Light source is launched by light pipe, shooting
Onto specimen cup, excite sample element to project light, light pass through eliminated using the light-blocking member of particular design it is unnecessary miscellaneous
Light forms collimated light beam, and collimated light beam acts on being formed after directional light injects crystal by collimater to be divided by detector formation light wave
Analysis, correspondingly go out material element using wavelength, complete material element analysis.The light-blocking member of this particular design can remove unnecessary miscellaneous
Light, retain thang-kng amount to greatest extent, noise reduction is further functioned as in sequential wavelength dispersion X-fluorescence instrument, improve sequential
The sensitivity of wavelength dispersion X-fluorescence analysis and the effect of precision.In addition, according to disclosed by the invention a kind of more for having
The light-blocking member of collimator device also has following additional technical feature：
Further, the frustum structure of light-blocking member position lower openings, top surface are thin wall type copper structural member, the n ellipses
Shape through hole is located at using the top surface center of circle as on the same circumference in the center of circle, the frustum structure edge has the through hole.
Further, the light-blocking member has flange periphery in the frustum structure bottom, and the through hole is located at institute
State on flange periphery.
Further, the number n of the ellipse hole is corresponding with collimater number.
Further, the n ellipse holes are distributed on the circumference.
Further, the ellipse hole is cone bevel and/or the section cut vertically.
Further, the section that the cone is cut vertically only conical tip.
Further, the section of the cone is the irregular closed figure of curve composition.
Further, the through hole of the light-blocking member edge, m ＞ 0.
Further, the size of the ellipse hole and specimen cup size are adapted.
Brief description of the drawings
Accompanying drawing 1 is prior art construction schematic diagram of the invention；
In figure, 1 is ellipse hole periphery curve, and 2 be ellipse hole, and 3 be the through hole of light-blocking member edge.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, is only used for explaining the present invention, and is not construed as limiting the claims.
In the description of the invention, it is to be understood that the orientation or position of the instruction such as term " on ", " under ", " edge "
Relation is based on orientation shown in the drawings or position relationship, is for only for ease of the description present invention and simplifies description, without referring to
Show or imply that the device of meaning or element there must be specific orientation, with specific azimuth configuration and operation, therefore can not manage
Solve as limitation of the present invention.
The inventive concept of the present invention is as follows, according to the influence different to thang-kng effect of the shape of through hole, designs a kind of tool
There is the light-blocking member of special shape through hole so that after light normally projects, unnecessary veiling glare is filtered out by through hole, ensures maximum limit
The thang-kng amount of degree, and the generation of light leakage phenomena is avoided, it is possible thereby in the case where not weakening light source size, effective shading, tool
There is clear advantage.
Below with reference to accompanying drawings come describe the present invention device, wherein accompanying drawing 1 be one embodiment of the present of invention structure
Schematic diagram.
As shown in figure 1, according to an embodiment of the invention, including it is ellipse with n for thin wall type copper structural member and insertion thin-walled
Manhole 2, ellipse hole periphery curve are circular cone oblique profile periphery curve 1, and light-blocking member edge has m through hole 3.
According in this patent background technology to described in prior art, original sequential wavelength dispersion X-fluorescence instrument is all
It is to carry out species analysis using single collimator, it is necessary to repeatedly adjust and replace, very during different material analysis is carried out
It may extremely need to change the collimater of different model, for simple operation, generate the sequential wavelength color using multiple collimaters
X fluorescence spectrometer is dissipated, but in use, no matter which kind of application field sequential wavelength dispersion X-fluorescence is applied to, all
Phenomena such as light leak is occurred using the through hole of thang-kng shape normally can be run into, causes the distortion or inaccurate that material measures
Really, it is therefore desirable to shape of through holes is handled, finds a kind of scheme that disclosure satisfy that use demand；And disclosed by the invention it is
Can be according to the influence different to thang-kng effect of the shape of through hole, a kind of light-blocking member for the special shape designed so that light
After line normally projects, unnecessary veiling glare is filtered out by through hole, ensures thang-kng amount, and avoid the hair of light leakage phenomena to greatest extent
It is raw, it is possible thereby in the case where not weakening light source size, effective shading, i.e., it is used for that there are more collimations the invention provides one kind
The light-blocking member of device equipment, including with the n ellipse hole 2 for thin wall type copper structural member and insertion thin-walled, ellipse hole
Peripheral curve is circular cone oblique profile periphery curve 1, and light-blocking member edge has m through hole 3；Light source is launched by light pipe, penetrates
Hit on specimen cup, excite sample element to project light, it is unnecessary that light eliminates by the light-blocking member using particular design
Veiling glare forms collimated light beam, and collimated light beam acts on being formed after directional light injection crystal by collimater forms light wave by detector
Analysis, correspondingly go out material element using wavelength, complete material element analysis.It is unnecessary that the light-blocking member of this particular design can remove
Veiling glare, retain thang-kng amount to greatest extent, noise reduction, raising order are further functioned as in sequential wavelength dispersion X-fluorescence instrument
The sensitivity of formula wavelength dispersion X-fluorescence analysis and the effect of precision.In addition, according to disclosed by the invention a kind of for having
The light-blocking member of more collimator devices also has following additional technical feature：
According to some embodiments of the present invention, the frustum structure of light-blocking member position lower openings, top surface is thin-walled steel structure
Part, the n ellipse holes 2 are located at using the top surface center of circle as on the same circumference in the center of circle, the frustum structure edge has
There is the through hole.
According to some embodiments of the present invention, the light-blocking member has flange periphery in the frustum structure bottom, institute
Through hole is stated to be located on the flange periphery.
According to some embodiments of the present invention, the number n of the ellipse hole 2 is corresponding with collimater number.
According to some embodiments of the present invention, the n ellipse holes 2 are distributed on the circumference.
According to some embodiments of the present invention, the ellipse hole 2 is cone bevel and/or the section cut vertically.
According to some embodiments of the present invention, section that the cone is cut vertically only conical tip.
According to some embodiments of the present invention, the section of the cone is the irregular closed figure being made up of curve.
According to some embodiments of the present invention, the through hole 3 of the light-blocking member edge, m ＞ 0.
According to some embodiments of the present invention, the size and specimen cup size of the ellipse hole 2 are adapted.
It is any to refer to that " one embodiment ", " embodiment ", " illustrative examples " etc. mean to combine embodiment description
Specific component, structure or feature are contained at least one embodiment of the present invention.This specification everywhere this is schematic
Statement is not necessarily referring to identical embodiment.Specific component, structure or feature are described with reference to any embodiment moreover, working as
When, advocated, component, structure or feature with reference to as being realized other embodiments all fall within those skilled in the art
Within the scope of.
Although detailed retouch is carried out to the embodiment of the present invention with reference to multiple illustrative examples of the present invention
State, it must be understood that those skilled in the art can be designed that various other improvement and embodiment, these improve and implemented
Example will fall within spirit and scope.Specifically, in the scope of foregoing disclosure, accompanying drawing and claim
Within, rational variations and modifications can be made in terms of the arrangement that parts and/or sub-combination are laid out, without departing from
The spirit of the present invention.Except the variations and modifications in terms of parts and/or layout, its scope is by appended claims and its is equal
Thing limits.
Claims (10)
1. a kind of be used for the light-blocking member with more collimator devices, it is characterised in that the light-blocking member is thin-walled steel structure
Part and be circular cone oblique profile periphery curve with n ellipse hole of insertion thin-walled, ellipse hole periphery curve, institute
Stating light-blocking member edge has m through hole.
A kind of 2. light-blocking member for being used to have more collimator devices according to claim 1, it is characterised in that the screening
The frustum structure of light part position lower openings, top surface are thin wall type copper structural member, and the n ellipse holes are located at the top surface
The center of circle is on the same circumference in the center of circle, the frustum structure edge has the through hole.
A kind of 3. light-blocking member for being used to have more collimator devices according to claim 2, it is characterised in that the screening
Light part has flange periphery in the frustum structure bottom, and the through hole is located on the flange periphery.
4. a kind of light-blocking member for being used to have more collimator devices according to claim 1, it is characterised in that described ellipse
The number n of manhole is corresponding with collimater number.
A kind of 5. light-blocking member for being used to have more collimator devices according to claim 2, it is characterised in that n institute
Ellipse hole is stated to be distributed on the circumference.
6. a kind of light-blocking member for being used to have more collimator devices according to claim 3, it is characterised in that described ellipse
Manhole is cone bevel and/or the section cut vertically.
A kind of 7. light-blocking member for being used to have more collimator devices according to claim 4, it is characterised in that the circle
The section that cone is cut vertically only conical tip.
A kind of 8. light-blocking member for being used to have more collimator devices according to claim 4, it is characterised in that the circle
The section of cone is the irregular closed figure being made up of curve.
A kind of 9. light-blocking member for being used to have more collimator devices according to claim 1, it is characterised in that the screening
Through hole at light edge-of-part, m ＞ 0.
A kind of 10. light-blocking member for being used to have more collimator devices according to claim 1, it is characterised in that
The size and specimen cup size of the ellipse hole are adapted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710812486.2A CN107576681A (en) | 2017-09-11 | 2017-09-11 | It is a kind of to be used for the light-blocking member with more collimator devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710812486.2A CN107576681A (en) | 2017-09-11 | 2017-09-11 | It is a kind of to be used for the light-blocking member with more collimator devices |
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| Publication Number | Publication Date |
|---|---|
| CN107576681A true CN107576681A (en) | 2018-01-12 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710812486.2A Pending CN107576681A (en) | 2017-09-11 | 2017-09-11 | It is a kind of to be used for the light-blocking member with more collimator devices |
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| CN101046455A (en) * | 2006-03-30 | 2007-10-03 | 精工电子纳米科技有限公司 | Fluorescent X-ray analysis apparatus |
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