CN102846325A - X-ray detection device - Google Patents
X-ray detection device Download PDFInfo
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- CN102846325A CN102846325A CN2011102072886A CN201110207288A CN102846325A CN 102846325 A CN102846325 A CN 102846325A CN 2011102072886 A CN2011102072886 A CN 2011102072886A CN 201110207288 A CN201110207288 A CN 201110207288A CN 102846325 A CN102846325 A CN 102846325A
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- visible light
- detection device
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- ray detection
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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 cover optical circuit to realize that CCD carries out the collection of spectrum to scintillation screen.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 the CCD collecting unit, make the noise that produces on the image of acquisition in various degree, had a strong impact on picture quality.
Summary of the invention
The present invention is intended to one of solve the problems of the technologies described above at least.
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 invention comprises:
Housing, an end of described housing is formed with opening, is used for receiving the X ray of injecting; The fluorescence conversion screen, described fluorescence conversion screen is located at the opening part of described housing, is used for converting the X ray of injecting to visible light; The visible light reflector, described visible light reflector is located in the described housing, is used for reflecting described visible light; The CCD collecting unit, described CCD collecting unit is located in the described housing, is used for collecting the visible light that the visible light reflector reflects; Photoelectronic imaging assembly, described photoelectronic imaging assembly are used for converting the visible light that described smooth collection assembly is collected to digital signal with imaging, and the inwall of wherein said housing is provided with interlayer, is provided with anti-X-ray scattering layer in the described interlayer.
By being located at the anti-X-ray scattering layer in the interlayer, x-ray detection device according to the embodiment of the invention can stop X ray to be injected in the housing from other angles except opening, therefore effectively reduced the quantity that obtains hot-tempered point in the image, improved image quality, and the x-ray detection device according to the embodiment of the invention is simple in structure, low cost of manufacture.
X-ray detection device according to above-described embodiment can also comprise following additional technical feature:
According to one embodiment of present invention, described visible light reflector becomes 45 degree to arrange 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.
According to one embodiment of present invention, the housing of 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.
Description of drawings
Above-mentioned and/or additional aspect of the present invention and advantage are from obviously and easily understanding becoming the description of embodiment in conjunction with following accompanying drawing, wherein:
Fig. 1 is the axonometric chart according to the x-ray detection device of the embodiment of the invention.
Fig. 2 is the cutaway view according to the x-ray detection device of the embodiment of the invention.
Fig. 3 be according among Fig. 2 along the housing cutaway view of A-A direction.
The specific embodiment
The below describes embodiments of the invention in detail, and the example of described embodiment is shown in the drawings, and wherein identical or similar label represents identical or similar element or the element with identical or similar functions from start to finish.Be exemplary below by the embodiment that is described with reference to the drawings, only be used 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 "; " vertically "; " 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 be for convenience of description the present invention 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 " only are used for describing purpose, and can not be interpreted as indication or hint relative importance.
In description of the invention, need to prove that unless clear and definite regulation and restriction are arranged in addition, term " installation ", " linking to each other ", " connection " should be done broad understanding, for example, can be to be fixedly connected with, connect integratedly, also can be to removably connect; Can be mechanical connection or electrical connection, also can be the connection of two element internals; Can be directly to link to each other, also can indirectly link to each other 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 x-ray detection device according to the embodiment of the invention is described.
X-ray detection device according to the embodiment of the invention comprises: housing 1, fluorescence conversion screen 2, visible light reflector 3, CCD collecting unit 4 and photoelectronic imaging assembly 5.
Particularly, as shown in Figure 2, an end of housing 1 is formed with the opening 101 of the X ray of injecting for reception.Fluorescence conversion screen 2 is located at opening 101 places of housing 1, and fluorescence conversion screen 2 is used for converting the X ray of injecting to visible light.Visible light reflector 3 is located in the housing 1, and visible light reflector 3 is used for the visible light that reflection converts to through fluorescence conversion screen 2.CCD collecting unit 4 is located in the housing 1, be used for to collect the visible lights that visible light reflector institute 3 reflects.Photoelectronic imaging assembly 5 is used for converting the visible light that light collection assembly 4 is collected to digital signal with imaging.
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 the described interlayer 103.Preferably, be equipped with interlayer 103 at each inwall 102 of housing 1, therefore can stop the X scattered rays to be injected in the housing 1 from other angles except opening 101.
By being located at the anti-X-ray scattering layer 6 in the interlayer 103, x-ray detection device according to the embodiment of the invention can stop X ray to be injected in the housing 1 from other angles except opening 101, therefore effectively reduced the quantity of hot-tempered point in the image that obtains, improved image quality, and the x-ray detection device according to the embodiment of the invention is simple in structure, low cost of manufacture.
As shown in Figure 2, according to one embodiment of present invention, visible light reflector 3 arranges with respect to 101 one-tenth 45 degree of opening.Thus, the visible light after the 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 as far as possible under the prerequisite that guarantees to stop X ray to enter housing 1, 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 have 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.Can be installed on the support by fast pulley 7 x-ray detection devices of the present invention.
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 the example in conjunction with specific features, structure, material or the characteristics of this embodiment or example description.In this manual, the schematic statement of above-mentioned term not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or characteristics 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: can carry out multiple variation, modification, replacement and modification to these embodiment in the situation that does not break away from principle of the present invention and aim, 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, an end of described housing is formed with opening, is used for receiving the X ray of injecting;
The fluorescence conversion screen, described fluorescence conversion screen is located at the opening part of described housing, is used for converting the X ray of injecting to visible light;
The visible light reflector, described visible light reflector is located in the described housing, is used for reflecting described visible light;
The CCD collecting unit, described CCD collecting unit is located in the described housing, is used for collecting the visible light that the visible light reflector reflects;
Photoelectronic imaging assembly, described photoelectronic imaging assembly are used for converting the visible light that described smooth collection assembly is collected to digital signal with imaging, wherein
The inwall of described housing is provided with interlayer, is provided with anti-X-ray scattering layer in the described interlayer.
2. the housing of x-ray detection device according to claim 1 is characterized in that, described visible light reflector becomes 45 degree to arrange with respect to described opening.
3. the housing of x-ray detection device according to claim 1 is characterized in that, described anti-scatter layer by X-ray not penetrable material make.
4. the housing of x-ray detection device according to claim 3 is characterized in that, described anti-scatter layer is made by lead.
5. the housing of x-ray detection device according to claim 4 is characterized in that, the thickness of described anti-scatter layer is 2cm-3cm.
6. the housing of 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 |
|---|---|---|---|
| CN201120219734.0 | 2011-06-27 | ||
| CN201120219734 | 2011-06-27 | ||
| CN201110207288.6A CN102846325B (en) | 2011-06-27 | 2011-07-22 | X-ray detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102846325A true CN102846325A (en) | 2013-01-02 |
| CN102846325B CN102846325B (en) | 2014-11-26 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110207288.6A Active 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) |
Cited By (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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- 2011-07-22 CN CN201110207288.6A patent/CN102846325B/en active Active
- 2011-08-25 CN CN2011203133577U patent/CN202177451U/en not_active Expired - Fee Related
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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 |
| JP2002311527A (en) * | 2001-04-11 | 2002-10-23 | Canon Inc | X-ray image photographing device |
| JP2003057355A (en) * | 2001-08-21 | 2003-02-26 | Fuji Electric Co Ltd | Semiconductor radiation detector for alpha-ray dust monitor |
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| CN1879563A (en) * | 2005-04-12 | 2006-12-20 | 通用电气公司 | Cover for image detector |
| CN2810497Y (en) * | 2005-06-14 | 2006-08-30 | 王子臣 | Integral dental X ray machine for protection against radiation |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN202177451U (en) | 2012-03-28 |
| CN102846325B (en) | 2014-11-26 |
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| CB02 | Change of applicant information |
Address after: 100176 Beijing City, Yizhuang economic and Technological Development Zone East Road, two by sea in Macmillan building Applicant after: Beijing ZKML Medical 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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| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: BEIJING ZKML TECHNOLOGY CO., LTD. TO: BEIJING ZKML MEDICAL CO., LTD. |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |