CN105310711A - X-ray photographing system beam limiting device - Google Patents
X-ray photographing system beam limiting device Download PDFInfo
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- CN105310711A CN105310711A CN201510921609.7A CN201510921609A CN105310711A CN 105310711 A CN105310711 A CN 105310711A CN 201510921609 A CN201510921609 A CN 201510921609A CN 105310711 A CN105310711 A CN 105310711A
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Abstract
The invention discloses an X-ray photographing system beam limiting device which comprises an upper blade, a machine head, a supporting base, a shading base mechanism, an X-axis beam limiting mechanism, a Y-axis beam limiting mechanism, a reflection mirror, a light source box, a left machine cover, a right machine cover and a transmission mechanism. A double-rocker structure is adopted in the shading work mode, a transmission gear rotates through an adjusting rod, a first gear and a second gear which are meshed with the transmission gear rotate along with the transmission gear, shading in the X direction is driven, shading in the Y direction is driven, and accordingly the aim of controlling the range of X-ray is achieved. An adjustable damping mechanism is added on the adjusting rod so that the hand feel of the adjusting rod can be adjusted. The beam limiting device has the advantages of being simple in structure, stable in performance and long in service life.
Description
Technical field
The present invention relates to beam-defining clipper technical field, particularly relate to a kind of shadowgraph system beam-defining clipper.
Background technology
In X-ray production apparatus system, its beam-defining clipper is arranged on below bulb usually, and X-ray launched by bulb, and this X-ray is projected on shot subject by the blade openings of beam-defining clipper inside.The size of the blade openings of beam-defining clipper, namely the size opened of blade, determines the projection scope of the X-ray of outgoing, and the scope redundance ray exceeding blade openings that bulb is launched, will be absorbed by blade, and stop and can not penetrate.X-ray is harmful to the person, needs the projection scope controlling X-ray to make it be irradiated to the position of client need inspection, and patient can be protected so not need the position checked to be subject to the irradiation of unnecessary X-ray.
For avoiding unnecessary X-ray to the injury of human body, need beam-defining clipper to shield unnecessary X-ray; Device for controlling beam-defining clipper blade openings size is commonly referred to blade driving apparatus.Current beam-defining clipper blade driving apparatus has gear rod-swinging driving device, steel wire rope rod-swinging driving device and leading screw to add line slideway driving device etc.
The device of beam-defining clipper blade is driven to be referred to as the stay-supported structure of multilayer parallel with steel wire rope fork, its operation principle is: the steel wire rope that rotates through of beam-defining clipper substrate upper knob is transformed into rectilinear motion, being delivered to driving wheel through one group of guide roller makes it rotate, and drive fixing fork on the drive wheel to rotate, thus drive the blade movement be fixed on fork, make blade open completely or close completely, also can rest on the centre of needs arbitrarily angled on.But in this driving device, front and back blade and left and right blade need two groups of steel wire ropes independently to control respectively.It realizes X, blocking of Y-direction ray, and total complexity is loaded down with trivial details, and two-layer between often collide, reduce experience sense during operation.
Summary of the invention
Object of the present invention is just to provide a kind of shadowgraph system beam-defining clipper to solve the problem.
The present invention is achieved through the following technical solutions above-mentioned purpose:
The present invention includes blade, head, supporting seat, shading seat mechanism, XZhou Xianshu mechanism, YZhou Xianshu mechanism, illuminator, light source box, left cover, right cover and drive mechanism, described blade is installed on the upper end of described supporting seat, the lower end of described supporting seat is provided with described shading seat mechanism, orthogonal described XZhou Xianshu mechanism and described YZhou Xianshu mechanism is provided with in described shading seat mechanism, described illuminator is arranged at the upside being positioned at described drive mechanism in described supporting seat, and can be rotated by described drive mechanism, described light source box is arranged at the side of described supporting seat, and can be rotated by described drive mechanism, described head is arranged at the middle part of described blade, described left cover and described right cover are arranged on two adjacent faces of described supporting seat respectively.
The present invention is preferred, and the outer wall described blade being positioned at described head is provided with head backplate, and the arranged outside of described head backplate has latch.
The present invention is preferred, described drive mechanism comprises travelling gear, rotary gear shaft, adjusting rod, adjustment axle sleeve, the first gear, the second gear and gear cap, the outer end of described rotary gear shaft is provided with described travelling gear, the other end of described rotary gear shaft respectively with described first gear and described second gear mutually meshing, described first gear and described second gear mutually meshing, and its outer end is provided with described gear cap, the arranged outside of described first gear and described second gear has described adjusting rod meshing by described adjustment axle sleeve.
The present invention is preferred, described XZhou Xianshu mechanism comprises the first X-axis shading seat, the second X-axis shading seat, the first X-axis limit bundle sheet and the second X-axis limit bundle sheet, described first X-axis shading seat and described second X-axis shading seat are installed on the bottom of described supporting seat in " V " font structure, be provided with described first X-axis limit bundle sheet and described second X-axis limit bundle sheet in it.
The present invention is preferred, and described first X-axis limit bundle sheet is connected by the first connection card with between described first gear, and described second X-axis limit bundle sheet is connected by the second connection card with between described second gear.
The present invention is preferred, described YZhou Xianshu mechanism comprises the first Y-axis shading seat, the second Y-axis shading seat, the first Y-axis limit bundle sheet and the second Y-axis limit bundle sheet, described first Y-axis shading seat and described second Y-axis shading seat respectively correspondence are installed on described first X-axis limit bundle sheet and described second X-axis limit bundle sheet, and mutually vertical, described first Y-axis limit bundle sheet and described second Y-axis limit bundle sheet are installed vertically on the middle part of described first X-axis shading seat and described second X-axis shading seat respectively.
Beneficial effect of the present invention is:
Shading working method of the present invention adopts double rocking lever structure, by adjusting rod, travelling gear is rotated, first gear meshing with travelling gear and the second gear rotate thereupon, drive shading under shading and X-direction under X-direction, thus reach the object controlling X-ray scope, adjusting rod increases adjustable damping mechanism, can regulate the feel of adjusting rod; The present invention has that structure is simple, stable performance and service life longer advantage.
Accompanying drawing explanation
Fig. 1 is the perspective view of shadowgraph system beam-defining clipper of the present invention;
Fig. 2 is the left TV structure schematic diagram of shadowgraph system beam-defining clipper of the present invention;
Fig. 3 is the backsight structural representation of shadowgraph system beam-defining clipper of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described:
As Fig. 1, shown in Fig. 2 and Fig. 3: the present invention includes blade 1, head 3, supporting seat 15, shading seat mechanism, XZhou Xianshu mechanism, YZhou Xianshu mechanism, illuminator 110, light source box 111, left cover 9, right cover 13 and drive mechanism, blade 1 is installed on the upper end of supporting seat 15, the lower end of supporting seat 15 is provided with shading seat mechanism, orthogonal XZhou Xianshu mechanism and YZhou Xianshu mechanism is provided with in shading seat mechanism, illuminator 110 is arranged at the upside being positioned at drive mechanism in supporting seat 15, and can be rotated by drive mechanism, light source box 111 is arranged at the side of supporting seat 15, and can be rotated by drive mechanism, head 3 is arranged at the middle part of blade 1, left cover 9 and right cover 13 are arranged on two adjacent faces of supporting seat 15 respectively, outer wall blade 1 being positioned at head 3 is provided with head backplate 2, the arranged outside of head backplate 2 has latch 4.
As depicted in figs. 1 and 2, drive mechanism comprises travelling gear 5, rotary gear shaft 6, adjusting rod 10, regulates axle sleeve 14, first gear 103, second gear 104 and gear cap 105, the outer end of rotary gear shaft 6 is provided with travelling gear 5, the other end of rotary gear shaft 6 respectively with the first gear 103 and the second gear 104 mutually meshing, first gear 103 and the second gear 104 mutually meshing, and its outer end is provided with gear cap 105, the arranged outside of the first gear 103 and the second gear 104 has adjusting rod 10 by regulating axle sleeve 14 meshing.
As depicted in figs. 1 and 2, XZhou Xianshu mechanism comprises the first X-axis shading seat 7, second X-axis shading seat 8, first X-axis limit bundle sheet 101 and the second X-axis limit bundle sheet 102, first X-axis shading seat 7 and the second X-axis shading seat 8 are installed on the bottom of supporting seat 15 in " V " font structure, the first X-axis limit bundle sheet 101 and the second X-axis limit bundle sheet 102 is provided with in it, first X-axis limit bundle sheet 101 is connected by the first connection card 106 with between the first gear 103, and the second X-axis limit bundle sheet 101 is connected by the second connection card 107 with between the second gear 104.
As shown in Figures 2 and 3, YZhou Xianshu mechanism comprises the first Y-axis shading seat 11, second Y-axis shading seat 12, first Y-axis limit bundle sheet 108 and the second Y-axis limit bundle sheet 109, first Y-axis shading seat 11 and the second Y-axis shading seat 12 respectively correspondence are installed on the first X-axis limit bundle sheet 101 and the second X-axis limit bundle sheet 102, and mutually vertical, the first Y-axis limit bundle sheet 108 and the second Y-axis limit bundle sheet 109 are installed vertically on the middle part of the first X-axis shading seat 7 and the second X-axis shading seat 8 respectively.
Operation principle of the present invention is as follows:
As shown in Figure 1, Figure 2 and Figure 3, shading working method is adopted two adjusting rod 10 structure by the present invention, by adjusting rod 10, travelling gear 5 is rotated, first gear 105 mutually meshing with travelling gear 5 and the second gear 104 rotate thereupon, drive XZhou Xianshu mechanism and Y-axis limit bundle mechanism kinematic, and drive illuminator 110 and light source box 111 adjusting position, thus reach the object controlling X-ray scope, adjusting rod 10 can increase adjustable damping mechanism, can regulate the feel of adjusting rod 10.
In sum, shading working method of the present invention adopts double rocking lever structure, by adjusting rod, travelling gear is rotated, first gear meshing with travelling gear and the second gear rotate thereupon, drive shading under shading and X-direction under X-direction, thus reach the object controlling X-ray scope, adjusting rod increases adjustable damping mechanism, can regulate the feel of adjusting rod; The present invention has that structure is simple, stable performance and service life longer advantage.
Those skilled in the art do not depart from essence of the present invention and spirit, various deformation scheme can be had to realize the present invention, the foregoing is only the better feasible embodiment of the present invention, not thereby interest field of the present invention is limited to, the equivalent structure change that all utilizations description of the present invention and accompanying drawing content are done, is all contained within interest field of the present invention.
Claims (6)
1. a shadowgraph system beam-defining clipper, it is characterized in that: comprise blade, head, supporting seat, shading seat mechanism, XZhou Xianshu mechanism, YZhou Xianshu mechanism, illuminator, light source box, left cover, right cover and drive mechanism, described blade is installed on the upper end of described supporting seat, the lower end of described supporting seat is provided with described shading seat mechanism, orthogonal described XZhou Xianshu mechanism and described YZhou Xianshu mechanism is provided with in described shading seat mechanism, described illuminator is arranged at the upside being positioned at described drive mechanism in described supporting seat, and can be rotated by described drive mechanism, described light source box is arranged at the side of described supporting seat, and can be rotated by described drive mechanism, described head is arranged at the middle part of described blade, described left cover and described right cover are arranged on two adjacent faces of described supporting seat respectively.
2. shadowgraph system beam-defining clipper according to claim 1, is characterized in that: the outer wall described blade being positioned at described head is provided with head backplate, and the arranged outside of described head backplate has latch.
3. shadowgraph system beam-defining clipper according to claim 2, it is characterized in that: described drive mechanism comprises travelling gear, rotary gear shaft, adjusting rod, regulate axle sleeve, first gear, second gear and gear cap, the outer end of described rotary gear shaft is provided with described travelling gear, the other end of described rotary gear shaft respectively with described first gear and described second gear mutually meshing, described first gear and described second gear mutually meshing, and its outer end is provided with described gear cap, the arranged outside of described first gear and described second gear has described adjusting rod meshing by described adjustment axle sleeve.
4. shadowgraph system beam-defining clipper according to claim 1, it is characterized in that: described XZhou Xianshu mechanism comprises the first X-axis shading seat, the second X-axis shading seat, the first X-axis limit bundle sheet and the second X-axis limit bundle sheet, described first X-axis shading seat and described second X-axis shading seat are installed on the bottom of described supporting seat in " V " font structure, be provided with described first X-axis limit bundle sheet and described second X-axis limit bundle sheet in it.
5. the shadowgraph system beam-defining clipper according to claim 3 and 4, it is characterized in that: described first X-axis limit bundle sheet is connected by the first connection card with between described first gear, described second X-axis limit bundle sheet is connected by the second connection card with between described second gear.
6. shadowgraph system beam-defining clipper according to claim 4, it is characterized in that: described YZhou Xianshu mechanism comprises the first Y-axis shading seat, the second Y-axis shading seat, the first Y-axis limit bundle sheet and the second Y-axis limit bundle sheet, described first Y-axis shading seat and described second Y-axis shading seat respectively correspondence are installed on described first X-axis limit bundle sheet and described second X-axis limit bundle sheet, and mutually vertical, described first Y-axis limit bundle sheet and described second Y-axis limit bundle sheet are installed vertically on the middle part of described first X-axis shading seat and described second X-axis shading seat respectively.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510921609.7A CN105310711B (en) | 2015-12-14 | 2015-12-14 | A kind of shadowgraph system beam-defining clipper |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510921609.7A CN105310711B (en) | 2015-12-14 | 2015-12-14 | A kind of shadowgraph system beam-defining clipper |
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| CN105310711A true CN105310711A (en) | 2016-02-10 |
| CN105310711B CN105310711B (en) | 2018-08-21 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107242880A (en) * | 2017-06-06 | 2017-10-13 | 深圳市创谷科技发展有限公司 | X-ray beam-defining clipper and X-ray shooting system |
| CN111000582A (en) * | 2019-12-31 | 2020-04-14 | 南通市亿东医疗仪器有限公司 | X-ray radiation protection device with bulb tube, screen frame and DR imaging plate lifting in linkage mode |
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| WO2004004568A1 (en) * | 2002-07-02 | 2004-01-15 | Hitachi Medical Corporation | Moving x-ray inspection apparatus |
| CN102670226A (en) * | 2012-05-24 | 2012-09-19 | 重庆华伦弘力实业有限公司 | Blade linkage driving device for beam limiter of X-ray machine |
| CN202821393U (en) * | 2012-10-18 | 2013-03-27 | 汕头市超声仪器研究所有限公司 | Beam limiting device |
| CN203597966U (en) * | 2013-12-13 | 2014-05-21 | 上海医疗器械厂有限公司 | Medical diagnosis X-ray variable beam limiting device |
| CN204033360U (en) * | 2014-08-19 | 2014-12-24 | 南宁一举医疗电子有限公司 | The plumbous Baffle drive device of a kind of Portable X-ray machine beam-defining clipper |
-
2015
- 2015-12-14 CN CN201510921609.7A patent/CN105310711B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004004568A1 (en) * | 2002-07-02 | 2004-01-15 | Hitachi Medical Corporation | Moving x-ray inspection apparatus |
| CN102670226A (en) * | 2012-05-24 | 2012-09-19 | 重庆华伦弘力实业有限公司 | Blade linkage driving device for beam limiter of X-ray machine |
| CN202821393U (en) * | 2012-10-18 | 2013-03-27 | 汕头市超声仪器研究所有限公司 | Beam limiting device |
| CN203597966U (en) * | 2013-12-13 | 2014-05-21 | 上海医疗器械厂有限公司 | Medical diagnosis X-ray variable beam limiting device |
| CN204033360U (en) * | 2014-08-19 | 2014-12-24 | 南宁一举医疗电子有限公司 | The plumbous Baffle drive device of a kind of Portable X-ray machine beam-defining clipper |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107242880A (en) * | 2017-06-06 | 2017-10-13 | 深圳市创谷科技发展有限公司 | X-ray beam-defining clipper and X-ray shooting system |
| CN111000582A (en) * | 2019-12-31 | 2020-04-14 | 南通市亿东医疗仪器有限公司 | X-ray radiation protection device with bulb tube, screen frame and DR imaging plate lifting in linkage mode |
| CN111000582B (en) * | 2019-12-31 | 2024-04-26 | 南通市亿东医疗仪器有限公司 | X-ray radiation protection device for joint lifting of bulb tube, screen frame and DR imaging plate |
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| CN105310711B (en) | 2018-08-21 |
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