CN102819117A - Collimator with grid tray gesture controllable and control system thereof - Google Patents
Collimator with grid tray gesture controllable and control system thereof Download PDFInfo
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- CN102819117A CN102819117A CN2012103257564A CN201210325756A CN102819117A CN 102819117 A CN102819117 A CN 102819117A CN 2012103257564 A CN2012103257564 A CN 2012103257564A CN 201210325756 A CN201210325756 A CN 201210325756A CN 102819117 A CN102819117 A CN 102819117A
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Abstract
The invention discloses a collimator with grid tray gesture controllable and a control system thereof. The collimator comprises a plurality of layers of parallelly arranged optical grid trays, and the adjacent optical grid trays are adhered to each other through a plurality of piezoelectric ceramic sheets. The control system comprises a computer, a database, a high-voltage power source, a boosting transformer and a voltage sensor, wherein the computer is respectively connected with the database, the high-voltage power source, the boosting transformer and the voltage sensor, and the high-voltage power source, the boosting transformer, the voltage sensor and the piezoelectric ceramic sheets are sequentially connected with each other. The computer controls the thickness of the piezoelectric ceramic sheets through the high-voltage power source, so that the gestures of the tray grids are controlled, and optimum diffraction analysis performance of the grid trays is achieved. By means of the collimator with grid tray gesture controllable and the control system thereof, the position and shape of the grid trays of the collimator can be changed, so that the collimator can be changed into different-angle distributed diffusion mode or even curve mode from plane panel mode according to requirements, and using range and efficiency of an X ray fluoroanalyzer are greatly improved.
Description
Technical field
The invention belongs to the optical devices technologies field, relate to a kind of collimating apparatus, relate in particular to the controlled collimating apparatus of a kind of screen attitude; Simultaneously, the invention still further relates to the control system of the controlled collimating apparatus of a kind of screen attitude.
Background technology
The effect of collimating apparatus is the angle distribution that limits the crystal regional area incident ray that is broken, and reaches the purpose of energy resolution, thus the structure of this crystal that breaks.For the Wavelength dispersion type x ray fluorescence analyser that utilizes diffraction principle partition sample material structure, the collimating apparatus part that is absolutely necessary.
Existing collimator structure realizes with the geometric fixation structure that all a certain type of collimating apparatus only is applicable to one type crystal.The collimating apparatus flat like the plane, the light that only allows to be similar to parallel flat passes through, and non-parallel light is blocked, and is applicable to the analysis of flat crystal.Collimating apparatus for the bent crystal is then analyzed with the collimating apparatus of relative center of circle emission type.Nowadays also do not have comparatively general collimating apparatus to occur, in view of this, nowadays press for a kind of new collimating apparatus of design, so that improve the versatility of collimating apparatus.
Summary of the invention
Technical matters to be solved by this invention is: provide a kind of screen attitude controlled collimating apparatus, can improve the usable range and the efficient of collimating apparatus (and x-ray fluorescence analyzer of this collimating apparatus of application) through changing its screen position and shape.
In addition, the present invention also provides the control system of the controlled collimating apparatus of a kind of screen attitude, can change its screen position and shape, improves the usable range and the efficient of collimating apparatus (and x-ray fluorescence analyzer of this collimating apparatus of application).
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
The controlled collimating apparatus of a kind of screen attitude, said collimating apparatus comprises: the original screen panel that several layers laterally arranges, glued between the adjacent light screen through some piezoelectric ceramic pieces.
As a kind of preferred version of the present invention, the some piezoelectric ceramic pieces that are provided with between the adjacent light screen are arranged at original screen panel dual-side edge.
As a kind of preferred version of the present invention, two electrodes up and down of said piezoelectric ceramic piece are connected with controlled high-voltage power supply respectively, and this high-voltage power supply is controlled by computing machine.
As a kind of preferred version of the present invention, said high-voltage power supply connects piezoelectric ceramic piece through step-up transformer, the voltage sensor of series connection; Said computing machine connects step-up transformer, voltage sensor, also connects a database simultaneously.
Said high-voltage power supply is used for the power supply of output voltage more than five kilovolts;
Said step-up transformer is used for being transformed to the alternating voltage of low numerical value the transformer of another high value alternating voltage of same frequency;
The sensor that said voltage sensor is used to experience tested voltage and converts usable output signal to;
Said computing machine is used to control the input and output of high-voltage power supply, the state of monitoring step-up transformer, the data of receiving sensor, to reach the purpose of control collimating apparatus.
A kind of control system of above-mentioned collimating apparatus, said control system comprises computing machine, database, high-voltage power supply, step-up transformer, voltage sensor; Said computing machine connects database, high-voltage power supply, step-up transformer, voltage sensor respectively, and said high-voltage power supply, step-up transformer, voltage sensor, piezoelectric ceramic piece connect successively; Said computer control is controlled the thickness of each piezoelectric ceramic piece through high-voltage power supply, thereby controls the attitude of each lenticular lenses, makes it reach best diffraction analysis performance.
As a kind of preferred version of the present invention, the thickness of piezoelectric ceramic piece and voltage temperature relation are measured through accurate calibration in advance, will measure the result and be stored in the database, and work accesses use by computing machine.
As a kind of preferred version of the present invention, said high-voltage power supply is used for the power supply of output voltage more than five kilovolts;
Said step-up transformer is used for being transformed to the alternating voltage of low numerical value the transformer of another high value alternating voltage of same frequency;
The sensor that said voltage sensor is used to experience tested voltage and converts usable output signal to;
Said computing machine is used to control the input and output of high-voltage power supply, the state of monitoring step-up transformer, the data of receiving sensor, to reach the purpose of control collimating apparatus.
Beneficial effect of the present invention is: controlled collimating apparatus and the control system of screen attitude that the present invention proposes; Can change position, the shape of collimating apparatus screen; Thereby can be flat from the plane as required; Be transformed into the divergence form that different angles distribute, even can be the collimating apparatus of curved surface form, and improved the usable range and the efficient of x-ray fluorescence analyzer greatly.
Description of drawings
Fig. 1 is the structural representation of collimating apparatus of the present invention.
Fig. 2 is the composition synoptic diagram of collimating apparatus control system of the present invention.
Embodiment
Specify the preferred embodiments of the present invention below in conjunction with accompanying drawing.
Embodiment one
See also Fig. 1, the present invention has disclosed the controlled collimating apparatus of a kind of screen attitude, and said collimating apparatus comprises: the original screen panel 1 that several layers laterally arranges, between the adjacent light screen 1 through some piezoelectric ceramic piece 2 gluings.As shown in Figure 1, the some piezoelectric ceramic pieces 2 that are provided with between the adjacent light screen 1 are arranged at original screen panel 1 dual-side edge.The instrument collimating apparatus designing requirement and deciding according to one's analysis of the size of lenticular lenses 1 and piezoelectric ceramic piece 2, thickness is generally about 0.2mm.
Two electrodes up and down of said piezoelectric ceramic piece 2 are connected with controlled high-voltage power supply respectively, and this high-voltage power supply is controlled by computing machine.
Specifically see also Fig. 2, said high-voltage power supply connects piezoelectric ceramic piece through step-up transformer, the voltage sensor of series connection; Said computing machine connects step-up transformer, voltage sensor, also connects a database simultaneously.
Embodiment two
See also Fig. 2, the present invention discloses the control system of collimating apparatus described in a kind of embodiment one, and said control system comprises computing machine, database, high-voltage power supply, step-up transformer, voltage sensor; Said computing machine connects database, high-voltage power supply, step-up transformer, voltage sensor respectively, and said high-voltage power supply, step-up transformer, voltage sensor, piezoelectric ceramic piece connect successively.
Particularly, said high-voltage power supply is used for the power supply of output voltage more than five kilovolts; Said step-up transformer is used for being transformed to the alternating voltage of low numerical value the transformer of another high value alternating voltage of same frequency; And rectification is high pressure, the sensor that said voltage sensor is used to experience tested voltage and converts usable output signal to.Said computing machine is used to control the input and output of high-voltage power supply, the state of monitoring step-up transformer, the data of receiving sensor; Said computer control is controlled the thickness of each piezoelectric ceramic piece through high-voltage power supply, thereby controls the attitude of each lenticular lenses, makes it reach best diffraction analysis performance, reaches the purpose of control collimating apparatus.Preferably, the thickness of piezoelectric ceramic piece and voltage temperature relation are measured through accurate calibration in advance, will measure the result and be stored in the database, and work accesses use by computing machine.
For preventing that the different temperature that cause of coefficient of thermal expansion should be moved and degumming phenomenon between piezoelectric ceramics and lenticular lenses, lenticular lenses and piezoelectric ceramics carefully clean, and dry up the back with the gluing of W3 glue.
In sum; Controlled collimating apparatus and the control system of screen attitude that the present invention proposes; Can change position, the shape of collimating apparatus screen, thus can be flat from the plane as required, be transformed into the divergence form that different angles distribute; Even can be the collimating apparatus of curved surface form, and improved the usable range and the efficient of x-ray fluorescence analyzer greatly.
Here description of the invention and application is illustrative, is not to want with scope restriction of the present invention in the above-described embodiments.Here the distortion of the embodiment that is disclosed and change are possible, and the replacement of embodiment is known with the various parts of equivalence for those those of ordinary skill in the art.Those skilled in the art are noted that under the situation that does not break away from spirit of the present invention or essential characteristic, and the present invention can be with other form, structure, layout, ratio, and realize with other assembly, material and parts.Under the situation that does not break away from the scope of the invention and spirit, can carry out other distortion and change here to the embodiment that is disclosed.
Claims (7)
1. the collimating apparatus that the screen attitude is controlled is characterized in that, said collimating apparatus comprises: the original screen panel that several layers laterally arranges, and glued between the adjacent light screen through some piezoelectric ceramic pieces.
2. the controlled collimating apparatus of screen attitude according to claim 1 is characterized in that:
The some piezoelectric ceramic pieces that are provided with between the adjacent light screen are arranged at original screen panel dual-side edge.
3. the controlled collimating apparatus of screen attitude according to claim 1 is characterized in that:
Two electrodes up and down of said piezoelectric ceramic piece are connected with controlled high-voltage power supply respectively, and this high-voltage power supply is controlled by computing machine.
4. the controlled collimating apparatus of screen attitude according to claim 3 is characterized in that:
Said high-voltage power supply connects piezoelectric ceramic piece through step-up transformer, the voltage sensor of series connection; Said computing machine connects step-up transformer, voltage sensor, also connects a database simultaneously;
Said high-voltage power supply is used for the power supply of output voltage more than five kilovolts;
Said step-up transformer is used for being transformed to the alternating voltage of low numerical value the transformer of another high value alternating voltage of same frequency;
The sensor that said voltage sensor is used to experience tested voltage and converts usable output signal to;
Said computing machine is used to control the input and output of high-voltage power supply, the state of monitoring step-up transformer, the data of receiving sensor, to reach the purpose of control collimating apparatus.
5. the control system of the said collimating apparatus of claim 1 is characterized in that:
Said control system comprises computing machine, database, high-voltage power supply, step-up transformer, voltage sensor;
Said computing machine connects database, high-voltage power supply, step-up transformer, voltage sensor respectively, and said high-voltage power supply, step-up transformer, voltage sensor, piezoelectric ceramic piece connect successively;
Said computer control is controlled the thickness of each piezoelectric ceramic piece through high-voltage power supply, thereby controls the attitude of each lenticular lenses, makes it reach best diffraction analysis performance.
6. control system according to claim 5 is characterized in that:
The thickness of piezoelectric ceramic piece and voltage temperature relation are measured through accurate calibration in advance, will measure the result and be stored in the database, and work accesses use by computing machine.
7. control system according to claim 5 is characterized in that:
Said high-voltage power supply is used for the power supply of output voltage more than five kilovolts;
Said step-up transformer is used for being transformed to the alternating voltage of low numerical value the transformer of another high value alternating voltage of same frequency;
The sensor that said voltage sensor is used to experience tested voltage and converts usable output signal to;
Said computing machine is used to control the input and output of high-voltage power supply, the state of monitoring step-up transformer, the data of receiving sensor, to reach the purpose of control collimating apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210325756.4A CN102819117B (en) | 2012-09-05 | 2012-09-05 | Collimator with grid tray gesture controllable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210325756.4A CN102819117B (en) | 2012-09-05 | 2012-09-05 | Collimator with grid tray gesture controllable |
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| Publication Number | Publication Date |
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| CN102819117A true CN102819117A (en) | 2012-12-12 |
| CN102819117B CN102819117B (en) | 2015-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210325756.4A Expired - Fee Related CN102819117B (en) | 2012-09-05 | 2012-09-05 | Collimator with grid tray gesture controllable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106226916A (en) * | 2016-07-26 | 2016-12-14 | 中国科学院高能物理研究所 | Optics collimator and processing method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1191521A (en) * | 1966-08-06 | 1970-05-13 | Telefunken Patent | Improvements in or relating to Crossed Conductor Grating Systems. |
| CN1341986A (en) * | 2001-10-19 | 2002-03-27 | 清华大学 | Frequency-stabilizing device of fiber-optical grating external cavity semiconductor laser and its frequency-stabilizing method |
| CN2507020Y (en) * | 2001-10-22 | 2002-08-21 | 财团法人工业技术研究院 | Shape memory actuated type wavelength adjustable platform |
| CN202886738U (en) * | 2012-09-05 | 2013-04-17 | 无锡瑞迪声科技有限公司 | Collimator with grid plate states controllable |
-
2012
- 2012-09-05 CN CN201210325756.4A patent/CN102819117B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1191521A (en) * | 1966-08-06 | 1970-05-13 | Telefunken Patent | Improvements in or relating to Crossed Conductor Grating Systems. |
| CN1341986A (en) * | 2001-10-19 | 2002-03-27 | 清华大学 | Frequency-stabilizing device of fiber-optical grating external cavity semiconductor laser and its frequency-stabilizing method |
| CN2507020Y (en) * | 2001-10-22 | 2002-08-21 | 财团法人工业技术研究院 | Shape memory actuated type wavelength adjustable platform |
| CN202886738U (en) * | 2012-09-05 | 2013-04-17 | 无锡瑞迪声科技有限公司 | Collimator with grid plate states controllable |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106226916A (en) * | 2016-07-26 | 2016-12-14 | 中国科学院高能物理研究所 | Optics collimator and processing method thereof |
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| CN102819117B (en) | 2015-02-18 |
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