CN204360798U - The built-in disc type switching device of optical fiber of X ray beam-defining clipper - Google Patents
The built-in disc type switching device of optical fiber of X ray beam-defining clipper Download PDFInfo
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- CN204360798U CN204360798U CN201420836963.0U CN201420836963U CN204360798U CN 204360798 U CN204360798 U CN 204360798U CN 201420836963 U CN201420836963 U CN 201420836963U CN 204360798 U CN204360798 U CN 204360798U
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- defining clipper
- optical filter
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Abstract
The utility model relates to the built-in disc type switching device of optical fiber of a kind of X ray beam-defining clipper, is arranged on the inner bottom plating of X ray beam-defining clipper by link, the center of disk substrate square hole and the center superposition of beam-defining clipper; The center of circle of disk substrate is provided with rotation drive machine, uniform multiple optical filter in disk substrate radial direction; Described rotation drive machine comprises potentiometer gear, motor gear, potentiometer and motor, and wherein potentiometer gear is connected with potentiometer, and motor gear is connected with motor, and potentiometer gear engages with motor gear.The utility model adopts built-in optical filter, makes, by optical filter by certain physical construction, optical filter to be placed on beam-defining clipper inside, operator can by being arranged on the handle of beam-defining clipper outside, select the optical filter of different-thickness, its advantage is that optical filter can not have damage, easy to operate.
Description
Technical field
The utility model relates to a kind of X ray beam-defining clipper, specifically the built-in disc type switching device of optical fiber of a kind of X ray beam-defining clipper.
Background technology
Medical X-ray tube sends X-ray beam, after irradiated human body, film or digital imagery plate forms the radioscopic image of illuminated human body.Because the wavelength of X ray in X-ray beam is by certain limit distribution, decay after the X-ray transparent human body that wavelength is longer comparatively large, this part X ray makes radioscopic image imaging unintelligible, reduces the resolution of image, have impact on the diagnosis of smaller part position.In order to address this problem, improve the resolution of radioscopic image, X ray longer for wavelength must be shielded, the X-radiation making wavelength shorter is to film or digital imagery plate.Optical filter makes with thinner copper coin or aluminium sheet, the filter plate of different-thickness is placed on X-ray tube and sends the window of X ray and shone between human body, to shield the X ray of different wave length.
Due to beam-defining clipper be X-ray beam to extraradial unique passage, in order to easy to operate, be all generally by filter sheet integrated in beam-defining clipper, as an auxiliary equipment of beam-defining clipper.Below X ray beam-defining clipper housing, the both sides of beam-defining clipper window arrange two slots, insert in slot as required by the optical filter of different-thickness, its shortcoming due to filter plate and beam-defining clipper be separate, easily cause optical filter to scratch, affect picture quality, it is constant that operation also has more.
Utility model content
What to separate for filter plate and beam-defining clipper in X ray beam-defining clipper in prior art, easily cause the deficiencies such as optical filter scuffing, the technical problems to be solved in the utility model is to provide the built-in disc type switching device of optical fiber of a kind of X ray beam-defining clipper avoiding filter plate to damage.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is:
The built-in disc type switching device of optical fiber of a kind of X ray beam-defining clipper of the utility model, is arranged on the inner bottom plating of X ray beam-defining clipper, the center of disk substrate square hole and the center superposition of beam-defining clipper by link; The center of circle of disk substrate is provided with rotation drive machine, uniform multiple optical filter in disk substrate radial direction.
Described rotation drive machine comprises potentiometer gear, motor gear, potentiometer and motor, and wherein potentiometer gear is connected with potentiometer, and motor gear is connected with motor, and potentiometer gear engages with motor gear.
Potentiometer gear is arranged on the center of circle of disk substrate.
On described disk substrate, radial direction arranges multiple hole, and each hole fixedly mounts an optical filter.
Described optical filter is 3 ~ 5.
Each optical filter described is the different copper coin of thickness or aluminium sheet.
The utility model has following beneficial effect and advantage:
1. the utility model adopts built-in optical filter, make optical filter by certain physical construction, optical filter is placed on beam-defining clipper inside, operator can by being arranged on the handle of beam-defining clipper outside, select the optical filter of different-thickness, its advantage is that optical filter can not have damage, easy to operate.
2. the utility model rotates the optical filter switching different-thickness by motor, automaticity is higher, by adopting certain control mode to motor, can realize operated from a distance, and optical filter switch speed is fast, the device of this mode is mainly used in the higher beam-defining clipper of automaticity.
Accompanying drawing explanation
Fig. 1 is the bilayer plumbous leaf beam-defining clipper structural representation of application the utility model device;
Fig. 2 is the electric disc structural representation in the utility model;
Fig. 3 is the rotation drive machine schematic diagram in the utility model;
Fig. 4 is the disk board structure schematic diagram in the utility model.
Wherein, 1 is double-deck plumbous leaf beam-defining clipper, and 2 is beam-defining clipper inner bottom plating, 3 is link, and 4 is built-in electronic disc type switching device of optical fiber, and 5 is beam-defining clipper center, 6 is potentiometer gear, and 7 is potentiometer, and 8 is motor gear, 9 is link, and 10 is motor, and 11 is disk substrate, 12 is the first optical filter, and 13 is the second optical filter, and 14 is the 3rd optical filter, 15 is the 4th optical filter, and 16 is square hole.
Embodiment
Below in conjunction with Figure of description, the utility model is further elaborated.
As shown in Fig. 1,2,4, the built-in disc type switching device of optical fiber of the utility model X ray beam-defining clipper, is arranged on the inner bottom plating of X ray beam-defining clipper by link, the center of disk substrate square hole and the center superposition of beam-defining clipper; The center of circle of disk substrate is provided with rotation drive machine, uniform multiple optical filter in disk substrate radial direction.
As shown in Figure 3, rotation drive machine comprises potentiometer gear, motor gear, potentiometer and motor, and wherein potentiometer gear is connected with potentiometer, and motor gear is connected with motor, and potentiometer gear engages with motor gear.
On disk substrate, radial direction arranges multiple hole, and each hole fixedly mounts an optical filter, and optical filter is 3 ~ 5.
In the present embodiment, disk substrate is produced 4 uniform square holes, first optical filter, the second optical filter, the 3rd optical filter, the 4th optical filter are riveted on 4 square holes of disk substrate respectively, and the first optical filter, the second optical filter, the 3rd optical filter and the 4th optical filter are the different copper coin of thickness or aluminium sheet.Potentiometer gear is arranged on the center of circle of disk substrate.
Potentiometer, motor are installed on link, and potentiometer gear is connected with potentiometer, and motor gear is connected with motor, and potentiometer gear engages with motor gear, make disk substrate, potentiometer and motor linkage.
The switching mode of built-in optical filter is divided into manually with electronic, and manual mode of operation person by being arranged on the handle of beam-defining clipper outside, can select the optical filter of different-thickness; Electronic mode is the optical filter being switched different-thickness by the rotation of motor, its advantage is that automaticity is higher, by adopting certain control mode to motor, can realize operated from a distance, and optical filter switch speed is fast, the device of this mode is mainly used in the higher beam-defining clipper of automaticity.
Utility model works principle is as follows:
Motor is made to rotate after electrical power, due to motor gear and potentiometer gears meshing, and potentiometer gear is connected with disk substrate, after motor rotates, drive potentiometer, disk substrate rotating, make First Line one filter plate, the second filter plate, the 3rd filter plate, the 4th filter plate respectively with the center superposition of beam-defining clipper, control the angle that motor rotates, can make to need the filter plate of thickness and the center superposition of beam-defining clipper, realize different-thickness filter plate and switch.According to the resistance value that potentiometer exports, the angle that motor rotates can be detected, realize the control to the motor anglec of rotation by control circuit.
Claims (6)
1. the built-in disc type switching device of optical fiber of X ray beam-defining clipper, be is characterized in that: be arranged on the inner bottom plating of X ray beam-defining clipper by link, the center of disk substrate square hole and the center superposition of beam-defining clipper; The center of circle of disk substrate is provided with rotation drive machine, uniform multiple optical filter in disk substrate radial direction.
2. by the built-in disc type switching device of optical fiber of X ray beam-defining clipper according to claim 1, it is characterized in that: described rotation drive machine comprises potentiometer gear, motor gear, potentiometer and motor, wherein potentiometer gear is connected with potentiometer, motor gear is connected with motor, and potentiometer gear engages with motor gear.
3., by the built-in disc type switching device of optical fiber of X ray beam-defining clipper according to claim 2, it is characterized in that: potentiometer gear is arranged on the center of circle of disk substrate.
4., by the built-in disc type switching device of optical fiber of X ray beam-defining clipper according to claim 1, it is characterized in that: on described disk substrate, radial direction arranges multiple hole, each hole fixedly mounts an optical filter.
5., by the built-in disc type switching device of optical fiber of X ray beam-defining clipper according to claim 1, it is characterized in that: described optical filter is 3 ~ 5.
6. by the built-in disc type switching device of optical fiber of X ray beam-defining clipper according to claim 1, it is characterized in that: each optical filter described is the different copper coin of thickness or aluminium sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420836963.0U CN204360798U (en) | 2014-12-24 | 2014-12-24 | The built-in disc type switching device of optical fiber of X ray beam-defining clipper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420836963.0U CN204360798U (en) | 2014-12-24 | 2014-12-24 | The built-in disc type switching device of optical fiber of X ray beam-defining clipper |
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| Publication Number | Publication Date |
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| CN204360798U true CN204360798U (en) | 2015-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420836963.0U Active CN204360798U (en) | 2014-12-24 | 2014-12-24 | The built-in disc type switching device of optical fiber of X ray beam-defining clipper |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105559812A (en) * | 2016-02-29 | 2016-05-11 | 深圳圣诺医疗设备股份有限公司 | Mammary gland X ray system and collimator thereof |
| CN105788694A (en) * | 2014-12-24 | 2016-07-20 | 丹东市科大仪器有限公司 | Built-in disc type optical filter switching device of X-ray beam limiter |
| CN108814637A (en) * | 2018-05-21 | 2018-11-16 | 苏州达影医疗设备有限公司 | Breast X-ray machine filter disc apparatus for automatic change and breast X-ray machine |
| CN110123362A (en) * | 2018-02-08 | 2019-08-16 | 西门子医疗保健有限责任公司 | The filtering apparatus of collimator for radiation appliance |
| CN110720943A (en) * | 2019-12-19 | 2020-01-24 | 深圳市创谷科技发展有限公司 | Beam limiter and X-ray machine |
-
2014
- 2014-12-24 CN CN201420836963.0U patent/CN204360798U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105788694A (en) * | 2014-12-24 | 2016-07-20 | 丹东市科大仪器有限公司 | Built-in disc type optical filter switching device of X-ray beam limiter |
| CN105559812A (en) * | 2016-02-29 | 2016-05-11 | 深圳圣诺医疗设备股份有限公司 | Mammary gland X ray system and collimator thereof |
| CN110123362A (en) * | 2018-02-08 | 2019-08-16 | 西门子医疗保健有限责任公司 | The filtering apparatus of collimator for radiation appliance |
| CN108814637A (en) * | 2018-05-21 | 2018-11-16 | 苏州达影医疗设备有限公司 | Breast X-ray machine filter disc apparatus for automatic change and breast X-ray machine |
| CN110720943A (en) * | 2019-12-19 | 2020-01-24 | 深圳市创谷科技发展有限公司 | Beam limiter and X-ray machine |
| CN110720943B (en) * | 2019-12-19 | 2020-04-10 | 深圳市创谷科技发展有限公司 | Beam limiter and X-ray machine |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |