CN202886738U - Collimator with grid plate states controllable - Google Patents
Collimator with grid plate states controllable Download PDFInfo
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- CN202886738U CN202886738U CN 201220456198 CN201220456198U CN202886738U CN 202886738 U CN202886738 U CN 202886738U CN 201220456198 CN201220456198 CN 201220456198 CN 201220456198 U CN201220456198 U CN 201220456198U CN 202886738 U CN202886738 U CN 202886738U
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- collimating apparatus
- controlled
- screen
- power supply
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Abstract
The utility model discloses a collimator with grid plate states controllable. The collimator comprises several layers of light grid plates arranged in parallel, and adjacent light grid plates are combined through several piezoelectric ceramic pieces by glue. According to the collimator with grid plate states controllable, the positions and shapes of the grid plates can be changed, a flat form can be transformed to a radiation form distributed at different angles or a curved surface form according to requirements, and the usage scope and efficiency of an X-ray fluorescence analyzer are substantially raised.
Description
Technical field
The utility model belongs to the optical devices technologies field, relates to a kind of collimating apparatus, relates in particular to the controlled collimating apparatus of a kind of screen attitude; Simultaneously, the utility model also 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 angular 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 all realizes that with how much fixed sturctures a certain class collimating apparatus is only applicable to the crystal of a class.The collimating apparatus flat such as 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 there is not comparatively general collimating apparatus to occur, in view of this, nowadays in the urgent need to designing a kind of new collimating apparatus, in order to improve the versatility of collimating apparatus.
The utility model content
Technical problem to be solved in the utility model is: provide a kind of screen attitude controlled collimating apparatus, can by changing its screen position and shape, improve usable range and the efficient of collimating apparatus (and x-ray fluorescence analyzer of this collimating apparatus of application).
In addition, the utility model also provides the control system of the controlled collimating apparatus of a kind of screen attitude, can change its screen position and shape, improves 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 utility model adopts following technical scheme:
The controlled collimating apparatus of a kind of screen attitude, described collimating apparatus comprises: the original screen panel that some layers be arranged in parallel, cementing by some piezoelectric ceramic pieces between the adjacent light screen.
As a kind of preferred version of the present utility model, the some piezoelectric ceramic pieces that arrange between the adjacent light screen are arranged at original screen panel dual-side edge.
As a kind of preferred version of the present utility model, up and down two electrodes of described 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 utility model, described high-voltage power supply connects piezoelectric ceramic piece by step-up transformer, the voltage sensor of series connection; Described computing machine connects step-up transformer, voltage sensor, also connects simultaneously a database.
Described high-voltage power supply is used for the above voltage of output five kilovolts;
Described step-up transformer is used for the alternating voltage of low numerical value is transformed to another high value alternating voltage of same frequency;
Described voltage sensor is used for experiencing tested voltage and converting usable output signal to;
Described computing machine is used for the input and output of control high-voltage power supply, the state of monitoring step-up transformer, the data of receiving sensor, to reach the purpose of control collimating apparatus.
The beneficial effects of the utility model are: collimating apparatus and control system that the screen attitude that the utility model proposes is controlled, 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 greatly improved usable range and the efficient of x-ray fluorescence analyzer.
Description of drawings
Fig. 1 is the structural representation of the utility model collimating apparatus.
Fig. 2 is the composition synoptic diagram of the utility model collimating apparatus control system.
Embodiment
Describe preferred embodiment of the present utility model in detail below in conjunction with accompanying drawing.
Embodiment one
See also Fig. 1, the utility model has disclosed the controlled collimating apparatus of a kind of screen attitude, and described collimating apparatus comprises: the original screen panels 1 that some layers be arranged in parallel, and cementing by some piezoelectric ceramic piece 2 between the adjacent light screen 1.As shown in Figure 1, the some piezoelectric ceramic pieces 2 that arrange between the adjacent light screen 1 are arranged at original screen panel 1 dual-side edge.The according to one's analysis instrument collimating apparatus designing requirement and deciding of the size of lenticular lenses 1 and piezoelectric ceramic piece 2, thickness is generally about 0.2mm.
Up and down two electrodes of described 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, described high-voltage power supply connects piezoelectric ceramic piece by step-up transformer, the voltage sensor of series connection; Described computing machine connects step-up transformer, voltage sensor, also connects simultaneously a database.
Embodiment two
See also Fig. 2, the utility model discloses the control system of collimating apparatus described in a kind of embodiment one, and described control system comprises computing machine, database, high-voltage power supply, step-up transformer, voltage sensor; Described computing machine is connection data storehouse, high-voltage power supply, step-up transformer, voltage sensor respectively, and described high-voltage power supply, step-up transformer, voltage sensor, piezoelectric ceramic piece connect successively.
Particularly, described high-voltage power supply is used for the above voltage of output five kilovolts; Described step-up transformer is used for the alternating voltage of low numerical value is transformed to another high value alternating voltage of same frequency; And rectification is high pressure, and described voltage sensor is used for experiencing tested voltage and converting usable output signal to.Described computing machine is used for the input and output of control high-voltage power supply, the state of monitoring step-up transformer, the data of receiving sensor; Described computing machine is controlled the thickness of each piezoelectric ceramic piece by the control 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 the precision calibration in advance, and measurement result is 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 rear cementing with W3 glue.
In sum, collimating apparatus and control system that the screen attitude that the utility model proposes is controlled, 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 greatly improved usable range and the efficient of x-ray fluorescence analyzer.
Here description of the present utility model and application is illustrative, is not to want with scope restriction of the present utility model in the above-described embodiments.Here the distortion of disclosed embodiment and change is possible, and the various parts of the replacement of embodiment and equivalence are known for those those of ordinary skill in the art.Those skilled in the art are noted that in the situation that does not break away from spirit of the present utility model or essential characteristic, and the utility model can be with other form, structure, layout, ratio, and realize with other assembly, material and parts.In the situation that does not break away from the utility model scope and spirit, can carry out other distortion and change to disclosed embodiment here.
Claims (4)
1. the collimating apparatus that the screen attitude is controlled is characterized in that, described collimating apparatus comprises: the original screen panel that some layers be arranged in parallel, and cementing by some piezoelectric ceramic pieces between the adjacent light screen.
2. the controlled collimating apparatus of screen attitude according to claim 1 is characterized in that:
The some piezoelectric ceramic pieces that arrange 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:
Up and down two electrodes of described 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:
Described high-voltage power supply connects piezoelectric ceramic piece by step-up transformer, the voltage sensor of series connection; Described computing machine connects step-up transformer, voltage sensor, also connects simultaneously a database;
Described high-voltage power supply is used for the above voltage of output five kilovolts;
Described step-up transformer is used for the alternating voltage of low numerical value is transformed to another high value alternating voltage of same frequency;
Described voltage sensor is used for experiencing tested voltage and converting usable output signal to;
Described computing machine is used for the input and output of control high-voltage power supply, the state of monitoring step-up transformer, the data of receiving sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220456198 CN202886738U (en) | 2012-09-05 | 2012-09-05 | Collimator with grid plate states controllable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220456198 CN202886738U (en) | 2012-09-05 | 2012-09-05 | Collimator with grid plate states controllable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202886738U true CN202886738U (en) | 2013-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220456198 Expired - Fee Related CN202886738U (en) | 2012-09-05 | 2012-09-05 | Collimator with grid plate states controllable |
Country Status (1)
| Country | Link |
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| CN (1) | CN202886738U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102819117A (en) * | 2012-09-05 | 2012-12-12 | 无锡瑞迪声科技有限公司 | Collimator with grid tray gesture controllable and control system thereof |
-
2012
- 2012-09-05 CN CN 201220456198 patent/CN202886738U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102819117A (en) * | 2012-09-05 | 2012-12-12 | 无锡瑞迪声科技有限公司 | Collimator with grid tray gesture controllable and control system thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130417 Termination date: 20130905 |