CN102846325B - X-ray detection device - Google Patents
X-ray detection device Download PDFInfo
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- CN102846325B CN102846325B CN201110207288.6A CN201110207288A CN102846325B CN 102846325 B CN102846325 B CN 102846325B CN 201110207288 A CN201110207288 A CN 201110207288A CN 102846325 B CN102846325 B CN 102846325B
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- ray
- detection device
- ray detection
- housing
- visible light
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- 238000001514 detection method Methods 0.000 title claims abstract description 31
- 239000010410 layer Substances 0.000 claims abstract description 16
- 238000003384 imaging method Methods 0.000 claims abstract description 13
- 238000006243 chemical reaction Methods 0.000 claims abstract description 11
- 239000011229 interlayer Substances 0.000 claims abstract description 11
- 238000000333 X-ray scattering Methods 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
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- Measurement Of Radiation (AREA)
- Apparatus For Radiation Diagnosis (AREA)
Abstract
The invention provides an X-ray detection device. The X-ray detection device comprises a casing, a fluorescence conversion screen, a visible light reflector, a charge coupled device (CCD) acquisition unit and a photoelectric imaging component, wherein an opening is formed at one end of the casing and used for receiving incoming X-rays, the fluorescence conversion screen is mounted at a position of the casing and used for converting the incoming X-rays to visible light, the visible light reflector is arranged in the casing and used for reflecting the visible light, the CCD acquisition unit is disposed in the casing and used for collecting the visible light reflected by the visible light reflector, the photoelectric imaging component is used for converting the visible light collected by a light collecting component to digital signal for imaging, an interlayer is arranged on the inner wall of the casing, and an X-ray scattering preventing layer is mounted in the interlayer. According to the X-ray detection device, the number of noise points in obtained image is effectively reduced, the image quality is improved, the structure is simple, and the manufacturing costs are low.
Description
Technical field
The present invention relates to medical detection technology, particularly relate to a kind of x-ray detection device.
Background technology
X-ray detector is to adopt a set of optical circuit to realize CCD scintillation screen to be carried out to the collection of spectrum.But because X ray has reflection, refraction, scattering and diffraction law, and the volume ratio of X-ray detector is larger, the scattered rays of X ray can be from different angle directive X-ray detector enclosure interior, and caught by CCD collecting unit, on the image that makes to obtain, produce noise in various degree, had a strong impact on picture quality.
Summary of the invention
The present invention is intended at least one of solve the problems of the technologies described above.
For this reason, one object of the present invention is to propose the x-ray detection device of the hot-tempered point of a kind of effective elimination imaging
X-ray detection device according to the embodiment of the present invention, comprising:
Housing, one end of described housing is formed with opening, for receiving the X ray of injecting; Fluorescence conversion screen, described fluorescence conversion screen is located at the opening part of described housing, for converting the X ray of injecting to visible ray; Visible ray reflector, described visible ray reflector is located in described housing, for reflecting described visible ray; CCD collecting unit, described CCD collecting unit is located in described housing, the visible ray reflecting for collecting visible ray reflector; Photoelectronic imaging assembly, described photoelectronic imaging assembly converts digital signal to imaging for the visible ray that described smooth collection assembly is collected, and the inwall of wherein said housing is provided with interlayer, is provided with anti-X-ray scattering layer in described interlayer.
By being located at the anti-X-ray scattering layer in interlayer, according to the x-ray detection device of the embodiment of the present invention, can stop X ray to be injected in housing from other angles except opening, therefore effectively reduced the quantity that obtains hot-tempered point in image, improved image quality, and simple in structure according to the x-ray detection device of the embodiment of the present invention, low cost of manufacture.
According to the x-ray detection device of above-described embodiment, can also comprise following additional technical feature:
According to one embodiment of present invention, described visible ray reflector becomes 45 degree settings with respect to described opening.
According to one embodiment of present invention, described anti-scatter layer by X-ray not penetrable material make.
According to one embodiment of present invention, described anti-scatter layer is made by lead.
According to one embodiment of present invention, the thickness of described anti-scatter layer is 2cm-3cm.
The housing of according to one embodiment of present invention, described x-ray detection device is structure as a whole.
Additional aspect of the present invention and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage accompanying drawing below combination obviously and is easily understood becoming the description of embodiment, wherein:
Fig. 1 is according to the axonometric chart of the x-ray detection device of the embodiment of the present invention.
Fig. 2 is according to the cutaway view of the x-ray detection device of the embodiment of the present invention.
Fig. 3 be according in Fig. 2 along the housing cutaway view of A-A direction.
The specific embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Below by the embodiment being described with reference to the drawings, be exemplary, only for explaining the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of indications such as " outward " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as limitation of the present invention.
In addition, term " first ", " second " be only for describing object, and can not be interpreted as indication or hint relative importance.
In description of the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and for example, can be to be fixedly connected with, connect integratedly, can be also to removably connect; Can be mechanical connection or electrical connection, can be also the connection of two element internals; Can be to be directly connected, also can indirectly be connected by intermediary, for the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term.
Below with reference to accompanying drawing 1-3, the x-ray detection device according to the embodiment of the present invention is described.
According to the x-ray detection device of the embodiment of the present invention, comprise: housing 1, fluorescence conversion screen 2, visible ray reflector 3, CCD collecting unit 4 and photoelectronic imaging assembly 5.
Particularly, as shown in Figure 2, one end of housing 1 is formed with for receiving the opening 101 of the X ray of injecting.Fluorescence conversion screen 2 is located at opening 101 places of housing 1, and fluorescence conversion screen 2 is for converting the X ray of injecting to visible ray.Visible ray reflector 3 is located in housing 1, and visible ray reflector 3 is for reflecting the visible ray converting to through fluorescence conversion screen 2.CCD collecting unit 4 is located in housing 1, for collect visible ray reflector 3 reflection visible rays.Photoelectronic imaging assembly 5 converts digital signal to imaging for the visible ray that light collection assembly 4 is collected.
As shown in Figures 2 and 3, the inwall 102 of housing 1 is provided with interlayer 103, is provided with anti-X-ray scattering layer 6 in described interlayer 103.Preferably, on each inwall 102 of housing 1, be equipped with interlayer 103, therefore can stop X scattered rays to be injected in housing 1 from other angles except opening 101.
By being located at the anti-X-ray scattering layer 6 in interlayer 103, according to the x-ray detection device of the embodiment of the present invention, can stop X ray to be injected in housing 1 from other angles except opening 101, therefore effectively reduced the quantity of hot-tempered point in the image obtaining, improved image quality, and simple in structure according to the x-ray detection device of the embodiment of the present invention, low cost of manufacture.
As shown in Figure 2, according to one embodiment of present invention, visible ray reflector 3 arranges with respect to 101 one-tenth 45 degree of opening.Thus, the visible ray after conversion can be continued to transmit, and can make photoimaging assembly 5 reduce the radiation of X ray.
According to one embodiment of present invention, anti-scatter layer 6 by X-ray not penetrable material make.Preferably, anti-scatter layer 6 is made by lead.Plumbous not only have good X ray absorption function, and cheap, can reduce manufacturing cost.
Preferably, the thickness of anti-scatter layer 6 is 2cm-3cm.Thus, this thickness reduces the thickness of anti-scatter layer 6 under the prerequisite that guarantees to stop X ray to enter housing 1 as far as possible, thereby alleviates the weight of whole x-ray detection device.
According to one embodiment of present invention, the housing 1 of x-ray detection device is structure as a whole.Make thus housing 1 there is some strength, to protect the various parts in it.
As shown in Figure 3, according to one embodiment of present invention, x-ray detection device also comprises fast pulley 7.By fast pulley 7 x-ray detection device of the present invention, can be installed on support.
In the description of this description, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or feature can be with suitable mode combinations in any one or more embodiment or example.
Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: in the situation that not departing from principle of the present invention and aim, can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present invention is limited by claim and equivalent thereof.
Claims (6)
1. an x-ray detection device, is characterized in that, described x-ray detection device comprises:
Housing, one end of described housing is formed with opening, for receiving the X ray of injecting;
Fluorescence conversion screen, described fluorescence conversion screen is located at the opening part of described housing, for converting the X ray of injecting to visible ray;
Visible ray reflector, described visible ray reflector is located in described housing, for reflecting described visible ray;
CCD collecting unit, described CCD collecting unit is located in described housing, the visible ray reflecting for collecting visible ray reflector;
Photoelectronic imaging assembly, described photoelectronic imaging assembly converts digital signal to imaging, wherein for the visible ray that described CCD collecting unit is collected
The inwall of described housing is provided with interlayer, is provided with anti-X-ray scattering layer in described interlayer.
2. x-ray detection device according to claim 1, is characterized in that, described visible ray reflector becomes 45 degree settings with respect to described opening.
3. x-ray detection device according to claim 1, is characterized in that, described anti-X-ray scattering layer by X-ray not penetrable material make.
4. x-ray detection device according to claim 3, is characterized in that, described anti-X-ray scattering layer is made by lead.
5. x-ray detection device according to claim 4, is characterized in that, the thickness of described anti-X-ray scattering layer is 2cm-3cm.
6. x-ray detection device according to claim 1, is characterized in that, the housing of described x-ray detection device is structure as a whole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110207288.6A CN102846325B (en) | 2011-06-27 | 2011-07-22 | X-ray detection device |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120219734 | 2011-06-27 | ||
| CN201120219734.0 | 2011-06-27 | ||
| CN201110207288.6A CN102846325B (en) | 2011-06-27 | 2011-07-22 | X-ray detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102846325A CN102846325A (en) | 2013-01-02 |
| CN102846325B true CN102846325B (en) | 2014-11-26 |
Family
ID=45867327
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110207288.6A Expired - Fee Related CN102846325B (en) | 2011-06-27 | 2011-07-22 | X-ray detection device |
| CN2011203133577U Expired - Fee Related CN202177451U (en) | 2011-06-27 | 2011-08-25 | Novel CCD detector |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203133577U Expired - Fee Related CN202177451U (en) | 2011-06-27 | 2011-08-25 | Novel CCD detector |
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| CN (2) | CN102846325B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104688255A (en) * | 2013-12-09 | 2015-06-10 | 通用电气公司 | Optical detector, X-ray detection device, and computerized tomography device |
| CN110455835A (en) * | 2019-08-21 | 2019-11-15 | 苏州瑞派宁科技有限公司 | A kind of Soft X-ray microimaging detector |
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| CN1273635A (en) * | 1997-10-10 | 2000-11-15 | 模拟技术有限公司 | Rotary energy shield for computed tomography scanner |
| CN1672062A (en) * | 2002-08-21 | 2005-09-21 | 浜松光子学株式会社 | Radiation detector |
| CN1879563A (en) * | 2005-04-12 | 2006-12-20 | 通用电气公司 | Cover for image detector |
| CN101156782A (en) * | 2006-10-03 | 2008-04-09 | 通用电气公司 | Digital x-ray detectors |
| CN101581572A (en) * | 2008-05-13 | 2009-11-18 | 骏泽科技股份有限公司 | Perspective detection system and perspective detection method |
| CN101836129A (en) * | 2007-10-26 | 2010-09-15 | 柯尼卡美能达医疗印刷器材株式会社 | Cassette radiographic image solid-state detector |
| CN201591564U (en) * | 2009-12-18 | 2010-09-29 | 深圳市安健科技有限公司 | Digital image detector |
| CN102835967A (en) * | 2011-06-25 | 2012-12-26 | 北京中科美伦科技有限公司 | X-ray digital imaging device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002311527A (en) * | 2001-04-11 | 2002-10-23 | Canon Inc | X-ray image photographing device |
| JP4258145B2 (en) * | 2001-08-21 | 2009-04-30 | 富士電機システムズ株式会社 | Semiconductor radiation detector for α-ray dust monitor |
| CN2810497Y (en) * | 2005-06-14 | 2006-08-30 | 王子臣 | Integral dental X ray machine for protection against radiation |
| CN2885125Y (en) * | 2006-03-17 | 2007-04-04 | 刘军 | X-ray digital imaging device |
| US8269182B2 (en) * | 2009-12-03 | 2012-09-18 | General Electric Company | Digital X-ray detector assembly |
-
2011
- 2011-07-22 CN CN201110207288.6A patent/CN102846325B/en not_active Expired - Fee Related
- 2011-08-25 CN CN2011203133577U patent/CN202177451U/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1273635A (en) * | 1997-10-10 | 2000-11-15 | 模拟技术有限公司 | Rotary energy shield for computed tomography scanner |
| CN1672062A (en) * | 2002-08-21 | 2005-09-21 | 浜松光子学株式会社 | Radiation detector |
| CN1879563A (en) * | 2005-04-12 | 2006-12-20 | 通用电气公司 | Cover for image detector |
| CN101156782A (en) * | 2006-10-03 | 2008-04-09 | 通用电气公司 | Digital x-ray detectors |
| CN101836129A (en) * | 2007-10-26 | 2010-09-15 | 柯尼卡美能达医疗印刷器材株式会社 | Cassette radiographic image solid-state detector |
| CN101581572A (en) * | 2008-05-13 | 2009-11-18 | 骏泽科技股份有限公司 | Perspective detection system and perspective detection method |
| CN201591564U (en) * | 2009-12-18 | 2010-09-29 | 深圳市安健科技有限公司 | Digital image detector |
| CN102835967A (en) * | 2011-06-25 | 2012-12-26 | 北京中科美伦科技有限公司 | X-ray digital imaging device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN202177451U (en) | 2012-03-28 |
| CN102846325A (en) | 2013-01-02 |
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Address after: 100176 Beijing City, Yizhuang economic and Technological Development Zone East Road, two by sea in Macmillan building Applicant after: BEIJING ZHONGKE MEILUN TECHNOLOGY CO.,LTD. Address before: 100176 Beijing City, Yizhuang economic and Technological Development Zone East Road, two by sea in Macmillan building Applicant before: Beijing Zhongke Meilun Technology Co.,Ltd. |
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Granted publication date: 20141126 |