CN107622808A - A kind of porous light transparent member - Google Patents
A kind of porous light transparent member Download PDFInfo
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- CN107622808A CN107622808A CN201710812485.8A CN201710812485A CN107622808A CN 107622808 A CN107622808 A CN 107622808A CN 201710812485 A CN201710812485 A CN 201710812485A CN 107622808 A CN107622808 A CN 107622808A
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- Prior art keywords
- transparent member
- light transparent
- hole
- light
- porous light
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Abstract
The invention discloses a kind of porous light transparent member, including：The light transparent member is thin wall type copper structural member and has n large through-hole of insertion thin-walled, the large through-hole appearance curve is 2/3 ~ 1/3 closed curve formed that the oval left and right focal length for forming circular cone oblique profile foreshortens to the original distance of left and right focus, and the light transparent member edge has m small through hole；The present invention filters out veiling glare by through hole, reduce the influence of veiling glare, retain thang-kng amount to greatest extent, avoid the generation of light leakage phenomena, noise reduction is further functioned as in sequential wavelength dispersion X-fluorescence instrument, the sensitivity of sequential wavelength dispersion X-fluorescence analysis and the effect of precision are improved, there is clear advantage.
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 transparent 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
A kind of porous light transparent member is provided the invention aims to solve above-mentioned technical problem, can be according to through hole
The shape influence different to thang-kng effect, the light transparent member of a kind of special shape of design so that light normally projects same
When, veiling glare is filtered out by through hole, avoids the generation of light leakage phenomena, it is possible thereby in the case where not weakening light source size, is had
Shading is imitated, thus, the invention provides a kind of porous light transparent member, it is characterised in that the light transparent member is thin-walled steel structure
Part and the n large through-hole with insertion thin-walled, the large through-hole appearance curve are oval left and right Jiao for forming circular cone oblique profile
For point Distance Shortened to 2/3 ~ 1/3 closed curve formed of the original distance of left and right focus, the light transparent member edge has m
Small through hole；Light source is launched by light pipe, shoots on specimen cup, excites sample element to project light, and light passes through using special
The light transparent member of design eliminates unnecessary veiling glare and forms collimated light beam, and collimated light beam is acted on by collimater to be formed directional light and penetrate
Analyzed after entering crystal by detector formation light wave, correspondingly go out material element using wavelength, complete material element analysis.This is special
The light transparent member of design can reduce the influence of veiling glare, retain thang-kng amount to greatest extent, in sequential wavelength dispersion X-fluorescence
Noise reduction is further functioned as in instrument, improves the sensitivity of sequential wavelength dispersion X-fluorescence analysis and the effect of precision.
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
A kind of porous light transparent member, can be according to the influence different to thang-kng effect of the shape of through hole, a kind of special shape of design
Light transparent member so that while light normally projects, veiling glare is filtered out by through hole, avoids the generation of light leakage phenomena, thus
Can be in the case where not weakening light source size, effective shading, thus, the invention provides a kind of porous light transparent member, and it is special
Sign is that the light transparent member is thin wall type copper structural member and has n large through-hole of insertion thin-walled, the large through-hole appearance curve
Oval left and right focal length for circular cone oblique profile is formed foreshortens to 2/3 ~ 1/3 closing formed of the original distance of left and right focus
Curve, the light transparent member edge have m small through hole.In addition, according to a kind of porous light transparent member disclosed by the invention also
With following additional technical feature：
Further, the frustum structure of light transparent member position lower openings, top surface are thin wall type copper structural member, the n ellipses
Shape large 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 small through hole.
Further, the n oval large through-holes are distributed on the circumference.
Further, the light transparent member has flange periphery in the frustum structure bottom, and the small through hole is located at institute
State on flange periphery.
Further, the size of n large through-hole of the insertion thin-walled and the size of specimen cup are adapted.
Brief description of the drawings
Accompanying drawing 1 is prior art construction schematic diagram of the invention；
In figure, 1 is large through-hole, and 2 be small through hole.
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, and according to the influence different to thang-kng effect of the shape of through hole, one kind of design is special
The light transparent member of different shape so that while light normally projects, veiling glare is filtered out by through hole, reduces the influence of veiling glare, most
Limits retain thang-kng amount, avoid the generation of light leakage phenomena, drop is further functioned as in sequential wavelength dispersion X-fluorescence instrument
Make an uproar, improve the sensitivity of sequential wavelength dispersion X-fluorescence analysis and the effect of precision, 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 the light transparent member is thin wall type copper structural member and has insertion
The n large through-hole 1 of thin-walled, the appearance curve of large through-hole 1 are that the oval left and right focal length for forming circular cone oblique profile shortens
To 2/3 ~ 1/3 closed curve formed of the original distance of left and right focus, the light transparent member edge has m small through hole 2.
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
A kind of porous light transparent member, can be according to the influence different to thang-kng effect of the shape of through hole, a kind of special shape of design
Light transparent member so that while light normally projects, veiling glare is filtered out by through hole, avoids the generation of light leakage phenomena, thus
Can be in the case where not weakening light source size, effective shading, thus, the invention provides a kind of porous light transparent member, and it is special
Sign is that the light transparent member is thin wall type copper structural member and has the n large through-hole 1 of insertion thin-walled, and the profile of large through-hole 1 is bent
Line is 2/3 ~ 1/3 envelope formed that the oval left and right focal length for forming circular cone oblique profile foreshortens to the original distance of left and right focus
Closed curve, the light transparent member edge have m small through hole 2.In addition, according to a kind of porous light transparent member disclosed by the invention
Also there is following additional technical feature：
According to some embodiments of the present invention, the frustum structure of light transparent member position lower openings, top surface is thin-walled steel structure
Part, n oval large through-holes 1 are located at using the top surface center of circle as on the same circumference in the center of circle, the frustum structure edge
With the small through hole 2.
According to some embodiments of the present invention, the n oval large through-holes 1 are distributed on the circumference.
According to some embodiments of the present invention, the light transparent member has flange periphery in the frustum structure bottom, institute
Small through hole 2 is stated to be located on the flange periphery.
According to some embodiments of the present invention, the size of n large through-hole 1 and the size phase of specimen cup of the insertion thin-walled
Adapt to.
It is any to refer to that " one embodiment ", " embodiment ", " illustrative examples " etc. mean to combine the specific of embodiment description
Component, structure or feature are contained at least one embodiment of the present invention.In the schematic representation of this specification everywhere
It is not necessarily referring to identical embodiment.Moreover, when describing specific component, structure or feature with reference to any embodiment, institute
Advocate, component, structure or feature with reference to as being realized other embodiments all fall within the model of those skilled in the art
Within enclosing.
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 (5)
1. a kind of porous light transparent member, it is characterised in that the light transparent member is thin wall type copper structural member and has the n of insertion thin-walled
Individual large through-hole, the large through-hole appearance curve are that the oval left and right focal length for forming circular cone oblique profile foreshortens to left and right focus
The closed curve that the 2/3 ~ 1/3 of original distance is formed, the light transparent member edge has m small through hole.
2. a kind of porous light transparent member according to claim 1, it is characterised in that light transparent member position lower openings
Frustum structure, top surface are thin wall type copper structural member, and the n oval large through-holes are located at using the top surface center of circle as the same of the center of circle
On circumference, the frustum structure edge has the small through hole.
3. a kind of porous light transparent member according to claim 2, it is characterised in that the n oval large through-holes are uniform
On the circumference.
4. a kind of porous light transparent member according to claim 2, it is characterised in that the light transparent member is in the frustum knot
Structure bottom has flange periphery, and the small through hole is located on the flange periphery.
A kind of 5. porous light transparent member according to claim 1, it is characterised in that n large through-hole of the insertion thin-walled
Size and the size of specimen cup be adapted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710812485.8A CN107622808A (en) | 2017-09-11 | 2017-09-11 | A kind of porous light transparent member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710812485.8A CN107622808A (en) | 2017-09-11 | 2017-09-11 | A kind of porous light transparent member |
Publications (1)
| Publication Number | Publication Date |
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| CN107622808A true CN107622808A (en) | 2018-01-23 |
Family
ID=61089657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710812485.8A Pending CN107622808A (en) | 2017-09-11 | 2017-09-11 | A kind of porous light transparent member |
Country Status (1)
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| CN (1) | CN107622808A (en) |
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| CN1934422A (en) * | 2004-03-19 | 2007-03-21 | 三丰株式会社 | Photoelectric encoder |
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