CN107658041A - A kind of rotational structure for the more collimaters of wavelength dispersion X-fluorescence instrument - Google Patents
A kind of rotational structure for the more collimaters of wavelength dispersion X-fluorescence instrument Download PDFInfo
- Publication number
- CN107658041A CN107658041A CN201710812482.4A CN201710812482A CN107658041A CN 107658041 A CN107658041 A CN 107658041A CN 201710812482 A CN201710812482 A CN 201710812482A CN 107658041 A CN107658041 A CN 107658041A
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- China
- Prior art keywords
- circular configuration
- rotational structure
- configuration part
- collimaters
- ball roller
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Classifications
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
- G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
- G21K1/02—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
- G21K1/025—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using multiple collimators, e.g. Bucky screens; other devices for eliminating undesired or dispersed radiation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/22—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material
- G01N23/223—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material by irradiating the sample with X-rays or gamma-rays and by measuring X-ray fluorescence
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/30—Accessories, mechanical or electrical features
- G01N2223/316—Accessories, mechanical or electrical features collimators
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- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Health & Medical Sciences (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)
- Analysing Materials By The Use Of Radiation (AREA)
Abstract
The invention discloses a kind of rotational structure for the more collimaters of wavelength dispersion X-fluorescence instrument, including：It is circular circular configuration part that multiple metals, which form and are combined into concentric circles and cross section, with the multiple ball rollers being placed in inside circular configuration part composition supporting and space, circular configuration part is in close contact with ball roller outer surface, and ball roller is less than the diameter of the ball roller with the gap that the circular configuration component contact is formed;The present invention can replace the shortcomings that primitive axis is held and can increase the volume of rolling member itself, lift overall mechanical performance and service life, it is simpler in design, also overall structure can more be minimized in the same mechanical performance of demand while use spherical roller structure, can made simpler than using columnar structures in overall construction design.
Description
Technical field
The invention belongs to wavelength dispersion X-fluorescence instrument field, more particularly to a kind of rotation knot of more collimaters therein
Structure.
Background technology
Atom in X ray or other photon source excitation test substances, is allowed to produce fluorescence（Secondary X-ray）.So as to enter
The instrument of row elemental analysis.Xray fluorescence spectrometer is also known as XRF spectrometers, there is two kinds of color dispersion-type and on-dispersive type.Dispersion
Type is divided into Wavelength dispersion type and energy dispersion type again.Wavelength dispersion type XRF spectrometers beam splitting system, are visited by X-ray tube excitaton source
Device system is surveyed, the part such as vacuum system and air flow system forms.It is different according to the focusing geometrical condition of analyzing crystal, it is divided into non-poly-
Jiao's reflection optical flat formula, semi-focusing reflection bent crystal formula, total focus reflection bent crystal formula, semi-focusing transmission bent crystal formula etc..Its principle is:Examination
After by x-ray bombardment, the atom inner-shell electron of element is excited sample, and produces shell electron transition and launch the element
Characteristic X-ray, pass through the wavelength of detector measurement elemental characteristic X ray（Energy）Intensity and concentration proportionate relationship,
Quantitative analysis is carried out, its advantage does not destroy sample, and analyze speed is fast, suitable for all chemistry members of measure atomic number more than 4
Element, analysis precision is high, and sample preparation is simple；And not yet appearance commercialization sequential Wavelength Dispersive-X-Ray fluorescence light domestic at present
Spectrometer, therefore relevant device is also in blank stage, it is therefore desirable to this equipment is further researched and developed, and in order to more
The material composition of effective measurement multiple types, then need to use multiple collimaters, current technology does not have available multiple standards
The convenient structure of straight device, and simultaneously, multiple collimaters are merged and also need to simple operation, structure is moderate corresponding to be applicable
Equipment, therefore be not easy to use prior art construction, also need to find new structure.
The content of the invention
In view of this, it is necessary to overcome at least one in drawbacks described above of the prior art.The invention provides one kind to use
Form in the rotational structure of the more collimaters of wavelength dispersion X-fluorescence instrument, including multiple metals and be combined into concentric circles and cross section
For the circular configuration part of circle, and it is placed in the circular configuration part and forms multiple ball rollers inside supporting and space,
The circular configuration part is in close contact with the ball roller outer surface, the ball roller and the circular configuration part
The gap that contact is formed is less than the diameter of the ball roller.
According in this patent background technology to described in prior art, it is domestic commercialization sequential wavelength dispersion X not yet occur
Ray fluorescence spectrometer, therefore relevant device is also in blank stage, it is therefore desirable to this equipment is further researched and developed, and is
It is capable of the material composition of significantly more efficient measurement multiple types, then needs to use multiple collimaters, current technology is without can profit
Multiple convenient structures of collimater, and simultaneously, multiple collimaters are merged and also need to simple operation, structure it is moderate with
It is applicable corresponding equipment；And the rotational structure disclosed by the invention for the more collimaters of wavelength dispersion X-fluorescence instrument, employ
Multiple ball rollers are placed in centre by multiple circular configuration parts as support member, and are rotated using corresponding formed
Interior outboard structure as further support, on the one hand can replace it is original using bearing the shortcomings that, such as avoid due to use
The problems such as labyrinth design caused by bearing or the design of increase volume and follow-up installation are safeguarded, while rolling can also be increased
The volume of part itself, overall mechanical performance and service life are lifted, in design can also be simpler, while in demand
Also overall structure can more be minimized in same mechanical performance, in addition to above advantage, using spherical roller structure, can made
It is simpler than using columnar structures in overall construction design, but install and certain inferior position be present.
In addition, following additional technical feature is also had according to the rotational structure disclosed by the invention for more collimaters：
Further, the circular configuration part is the circle that is placed in inside and outside the ball roller more than or equal to 2
Shape structure member is more than or equal to one.
Further, when the circular configuration part is two, it is placed in described inside and outside the ball roller
Each one of circular configuration part, and at the interior outside peak of the ball roller.
Further, the circular configuration part is the institute that is placed in inside and outside the ball roller more than or equal to 4
It is respectively two to state circular configuration part.
Further, the rotational structure also include be arranged on the ball roller on the inside of and with the ball roller on the inside of
The cylinder for being used to install multiple collimaters of contact, and the fixed component with external stability installation.
Further, there is groove, the rotational structure is arranged in the groove, described on the inside of the fixed component
The inner side high point of the ball roller in rotational structure is higher than the opening of the groove and contacted with the cylinder.
Further, the groove on the inside of the fixed component is N number of that the rotational structure is N number of, and both correspond
Assembling.
The additional aspect of the present invention and advantage will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become from the following description of the accompanying drawings of embodiments
Substantially and it is readily appreciated that, wherein：
Fig. 1 is top view according to an embodiment of the invention；
Fig. 2 is the profile of front view according to an embodiment of the invention；
Fig. 3 is the profile for having according to an embodiment of the invention fixed component and cylinder；
In Fig. 1,1 circular configuration part, 11 inner circular structure members, 12 outer circular structure members, 2 ball rollers, 3
Body, 4 fixed components.
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 term " on ", " under ", " bottom ", " top ", "front", "rear",
The orientation or position relationship of the instruction such as " interior ", " outer ", " horizontal stroke ", " perpendicular ", " inner side ", " outside " be based on orientation shown in the drawings or
Position relationship, it is for only for ease of and describes the present invention and simplify description, rather than indicates or imply that signified device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In the description of the invention, it is necessary to which explanation, unless otherwise clearly defined and limited, term " connection ", " connects
It is logical ", " connected ", " connection ", " cooperation " should be interpreted broadly, for example, it may be fixedly connected, be integrally connected or
It is detachably connected；It can be the connection of two element internals；Can be joined directly together, the indirect phase of intermediary can also be passed through
Even；" cooperation " can be the cooperation in face and face or the cooperation in point and face or line and face, and the also cooperation including hole axle is right
For one of ordinary skill in the art, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
The inventive concept of the present invention is as follows, employs multiple circular configuration parts as support member, and by multiple balls
Roller is placed in centre, and by the use of the corresponding interior outboard structure rotated that formed as further support, on the one hand can replace
Original the shortcomings that using bearing, as avoided due to using labyrinth design caused by bearing or the design of increase volume and subsequently
Installation the problems such as safeguarding, while the volume of rolling member itself can also be increased, lift overall mechanical performance and using the longevity
Life, in design can also be simpler, while also can more minimize overall structure in the same mechanical performance of demand.
Below with reference to accompanying drawings come describe the present invention steel bonding piece alignment device, wherein Fig. 1 be according to the present invention reality
Apply the top view of example；Fig. 2 is the profile of front view according to an embodiment of the invention；Fig. 3 is according to an embodiment of the invention
Profile with fixed component and cylinder.
According to an embodiment of the invention, as shown in Figure 1, 2, the rotational structure disclosed by the invention for more collimaters, bag
It is circular circular configuration part 1 to include multiple metals compositions and be combined into concentric circles and cross section（Including inner circular structure member
11 and outer circular structure member 12）, and be placed in multiple balls that the circular configuration part 1 is formed inside supporting and space and roll
Son 2, the circular configuration part 1 are in close contact with the outer surface of ball roller 2, and the ball roller 2 is tied with the circle
The gap that the contact of structure part 1 is formed is less than the diameter of the ball roller 2.
In addition, following additional technical feature is also had according to the rotational structure disclosed by the invention for more collimaters：
According to some embodiments of the present invention, the circular configuration part 1 is more than or equal to 2, is placed in the ball roller 2
Inside and outside the circular configuration part be more than or equal to one.
Further, when the circular configuration part 1 is two, it is placed in described inside and outside the ball roller 2
Circular configuration part 1 each one, and at the interior outside peak of the ball roller 2.
According to some embodiments of the present invention, the circular configuration part 1 is more than or equal to 4, is placed in the ball
The circular configuration part 1 inside and outside roller 2 is respectively two.
According to some embodiments of the present invention, the rotational structure also include being arranged on the inner side of the ball roller 2 and with
The cylinder 3 for being used to install multiple collimaters of the interior side contacts of ball roller 2, and the fixed component 4 with external stability installation.
Further, the inner side of fixed component 4 has groove, and the rotational structure is arranged in the groove, described
The inner side high point of the ball roller 2 in rotational structure is higher than the opening of the groove and contacted with the cylinder 3.
Further, the groove of the inner side of the fixed component 4 is N number of, and the rotational structure is N number of, and both have one a pair
It should assemble.
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 (7)
- A kind of 1. rotational structure for the more collimaters of wavelength dispersion X-fluorescence instrument, it is characterised in that including：Multiple metals It is circular circular configuration part to form and be combined into concentric circles and cross section, and is placed in the circular configuration part and forms support Multiple ball rollers of interior volume, the circular configuration part are in close contact with the ball roller outer surface, the circle Ball roller is less than the diameter of the ball roller with the gap that the circular configuration component contact is formed.
- 2. the rotational structure according to claim 1 for the more collimaters of wavelength dispersion X-fluorescence instrument, its feature exists In, the circular configuration part be the circular configuration part that is placed in inside and outside the ball roller more than or equal to 2 More than or equal to one.
- 3. the rotational structure according to claim 2 for the more collimaters of wavelength dispersion X-fluorescence instrument, its feature exists When, the circular configuration part is two, the circular configuration part each one that is placed in inside and outside the ball roller It is individual, and at the interior outside peak of the ball roller.
- 4. the rotational structure according to claim 1 for the more collimaters of wavelength dispersion X-fluorescence instrument, its feature exists In, the circular configuration part be the circular configuration part that is placed in inside and outside the ball roller more than or equal to 4 It is respectively two.
- 5. the rotational structure according to claim 1 for the more collimaters of wavelength dispersion X-fluorescence instrument, its feature exists In the rotational structure also includes being arranged on the inside of the ball roller and with the ball roller interior side contacts for installing The cylinder of multiple collimaters, and the fixed component with external stability installation.
- 6. the rotational structure according to claim 5 for the more collimaters of wavelength dispersion X-fluorescence instrument, its feature exists In the fixed component inner side has groove, and the rotational structure is arranged in the groove, described in the rotational structure The inner side high point of ball roller is higher than the opening of the groove and contacted with the cylinder.
- 7. the rotational structure according to claim 5 for the more collimaters of wavelength dispersion X-fluorescence instrument, the fixed part Groove on the inside of part is N number of, and the rotational structure is N number of, and both correspond assembling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710812482.4A CN107658041B (en) | 2017-09-11 | 2017-09-11 | Rotating structure for multiple collimators of wavelength dispersion X-ray fluorescence spectrometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710812482.4A CN107658041B (en) | 2017-09-11 | 2017-09-11 | Rotating structure for multiple collimators of wavelength dispersion X-ray fluorescence spectrometer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107658041A true CN107658041A (en) | 2018-02-02 |
| CN107658041B CN107658041B (en) | 2022-02-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710812482.4A Active CN107658041B (en) | 2017-09-11 | 2017-09-11 | Rotating structure for multiple collimators of wavelength dispersion X-ray fluorescence spectrometer |
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| Country | Link |
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| CN (1) | CN107658041B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023174596A1 (en) * | 2022-03-14 | 2023-09-21 | Helmut Fischer GmbH Institut für Elektronik und Messtechnik | Adjusting unit for an x-ray optical element in an x-ray fluorescence system, and x-ray fluorescence system |
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|---|---|---|---|---|
| CN2914258Y (en) * | 2006-02-28 | 2007-06-20 | 史荣 | Medical rotating collimator |
| CN201339878Y (en) * | 2009-01-20 | 2009-11-04 | 江苏天瑞仪器股份有限公司 | Light filter and collimator combined switching unit |
| CN201387732Y (en) * | 2009-04-02 | 2010-01-20 | 深圳市华唯计量技术开发有限公司 | Collimator |
| CN203408368U (en) * | 2013-07-24 | 2014-01-29 | 深圳市奥沃医学新技术发展有限公司 | Integrated stereotactic multi-source focusing treatment and intensity modulated treatment radiotherapy equipment |
| CN103873014A (en) * | 2014-03-13 | 2014-06-18 | 青岛市光电工程技术研究院 | Ultra-narrow band filtering device |
| GB2511555A (en) * | 2013-03-07 | 2014-09-10 | Elekta Ab | Improvements in or relating to multi-leaf collimators |
| CN105068362A (en) * | 2015-08-18 | 2015-11-18 | 北京空间机电研究所 | High-precision high-rigidity space camera filter switching mechanism |
| CN206096572U (en) * | 2016-08-31 | 2017-04-12 | 上海芬创信息科技有限公司 | Convenient type high accuracy light filter tight pulley |
-
2017
- 2017-09-11 CN CN201710812482.4A patent/CN107658041B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2914258Y (en) * | 2006-02-28 | 2007-06-20 | 史荣 | Medical rotating collimator |
| CN201339878Y (en) * | 2009-01-20 | 2009-11-04 | 江苏天瑞仪器股份有限公司 | Light filter and collimator combined switching unit |
| CN201387732Y (en) * | 2009-04-02 | 2010-01-20 | 深圳市华唯计量技术开发有限公司 | Collimator |
| GB2511555A (en) * | 2013-03-07 | 2014-09-10 | Elekta Ab | Improvements in or relating to multi-leaf collimators |
| CN203408368U (en) * | 2013-07-24 | 2014-01-29 | 深圳市奥沃医学新技术发展有限公司 | Integrated stereotactic multi-source focusing treatment and intensity modulated treatment radiotherapy equipment |
| CN103873014A (en) * | 2014-03-13 | 2014-06-18 | 青岛市光电工程技术研究院 | Ultra-narrow band filtering device |
| CN105068362A (en) * | 2015-08-18 | 2015-11-18 | 北京空间机电研究所 | High-precision high-rigidity space camera filter switching mechanism |
| CN206096572U (en) * | 2016-08-31 | 2017-04-12 | 上海芬创信息科技有限公司 | Convenient type high accuracy light filter tight pulley |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023174596A1 (en) * | 2022-03-14 | 2023-09-21 | Helmut Fischer GmbH Institut für Elektronik und Messtechnik | Adjusting unit for an x-ray optical element in an x-ray fluorescence system, and x-ray fluorescence system |
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| Publication number | Publication date |
|---|---|
| CN107658041B (en) | 2022-02-08 |
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