CN103549972B - The supporting construction of CT detector module - Google Patents
The supporting construction of CT detector module Download PDFInfo
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- CN103549972B CN103549972B CN201310578986.6A CN201310578986A CN103549972B CN 103549972 B CN103549972 B CN 103549972B CN 201310578986 A CN201310578986 A CN 201310578986A CN 103549972 B CN103549972 B CN 103549972B
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- lag body
- inverted
- gripper shoe
- shaped gripper
- crystal slab
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Abstract
The present invention relates to the supporting construction of CT detector module, comprise rear collimator, crystal slab, data acquisition circuit plate, U-lag body, inverted L-shaped gripper shoe, heat shield, wherein: the bottom lock open top of U-lag body, its transverse section takes the shape of the letter U; Inverted L-shaped gripper shoe has a horizontal plane and a vertical, and the horizontal plane of inverted L-shaped gripper shoe is connected on the outer surface of the baseplane of described U-lag body; Heat shield is contained between described inverted L-shaped gripper shoe and the baseplane of U-lag body; Described rear collimator is installed on the top open part of U-lag body; Described crystal slab is arranged in the inner chamber of U-lag body; On the vertical vertical being installed on inverted L-shaped gripper shoe of described data acquisition circuit plate, its data wire is connected with crystal slab.It can firm stable ground fixed crystal plate, effectively controls the ambient temperature of crystal slab, electromagnetic shielding and extraneous light.The present invention is mainly used in tomography device.
Description
Technical field
The present invention relates to the supporting construction of a kind of CT (Computed tomography) detector module.
Background technology
Detector module is the elementary cell of carrying out data receiver and conversion in tomographic apparatus, and the quality of its performance directly affects the quality of the image of generation.
Supporting construction as detector module needs to meet following technical requirement: can bring vibration to detector module in tomographic apparatus high-speed rotation, and therefore the supporting construction of detector module must be solid and reliable; Core component in detector module is crystal slab, and crystal slab needs stable ambient temperature, and needs the interference avoiding extraneous light, and therefore the supporting construction of detector module must be easy to the control of ambient temperature and the shielding of extraneous light; The supporting construction of detector needs to provide good capability of electromagnetic shielding; If data acquisition circuit plate can be integrated in detector module, will be conducive to reducing data wire length, save space and improve the quality exporting data; Data acquisition circuit plate not only needs to save installing space, and needs again larger area of dissipation, and needs the irradiation as far as possible avoiding X-ray, and therefore the supporting construction of detector module is necessary for the supporting construction that data acquisition circuit plate provides suitable.
The supporting construction of existing detector cannot take into account above-mentioned all technical requirements.
Summary of the invention
In view of above-mentioned, an object of the present invention is to provide a kind of supporting construction of detector module, it can the fixed crystal plate of firm stable, and effectively controls the ambient temperature of crystal slab, electromagnetic shielding and extraneous light.
Another object of the present invention is to provide a kind of supporting construction of detector module, it can be integrated in detector module by vertical for data acquisition circuit plate, data wire length can be reduced thus, save space and improve the quality exporting data, and larger data acquisition board area of dissipation being provided and reducing X-ray to the irradiation of data acquisition board chip.
The technical solution that the present invention adopts is:
A supporting construction for CT detector module, comprises rear collimator, crystal slab, data acquisition circuit plate, U-lag body, inverted L-shaped gripper shoe, heat shield, wherein:
The bottom lock open top of U-lag body, its transverse section takes the shape of the letter U;
Inverted L-shaped gripper shoe has a horizontal plane and a vertical, and the horizontal plane of inverted L-shaped gripper shoe is connected on the outer surface of the baseplane of described U-lag body;
Heat shield is contained between described inverted L-shaped gripper shoe and the baseplane of U-lag body;
Described rear collimator is installed on the top open part of U-lag body;
Described crystal slab is arranged in the inner chamber of U-lag body;
On the vertical vertical being installed on inverted L-shaped gripper shoe of described data acquisition circuit plate, its data wire is connected with crystal slab.
Further:
The left and right inwall of described U-lag body has installation notch, and the two ends, left and right of described crystal slab are embedded in the both sides installation notch of U-lag intracoelomic cavity respectively.
Described U-lag body is conducting metal goods.
Pressure-ray film is adopted to be fixed in inverted L-shaped gripper shoe by the data wire of described data acquisition circuit plate.
The present invention has the following advantages:
1. crystal slab installs firm stable;
2. the ambient temperature of crystal slab and extraneous light can be effectively controlled;
3. there is better effectiveness;
4. data acquisition circuit plate is integrated, decreases data wire length, saves space and improves the quality exporting data;
5. save valuable horizontal space, add the area of dissipation of data acquisition circuit plate, decrease the X-ray irradiation dose of data acquisition circuit board chip.
Accompanying drawing explanation
Fig. 1 is detector module Facad structure figure;
Fig. 2 is detector module construction profile.
Detailed description of the invention
The present invention relates to a kind of supporting construction for CT detector module, comprise rear collimator, crystal slab, data acquisition circuit plate, U-lag body, inverted L-shaped gripper shoe, heat shield, wherein:
The bottom lock open top of U-lag body, its transverse section takes the shape of the letter U; Inverted L-shaped gripper shoe has a horizontal plane and a vertical, and the horizontal plane of inverted L-shaped gripper shoe is connected on the outer surface of the baseplane of described U-lag body; Heat shield is contained between described inverted L-shaped gripper shoe and the baseplane of U-lag body; Described rear collimator is installed on the top open part of U-lag body; Described crystal slab is arranged in the inner chamber of U-lag body; On the vertical vertical being installed on inverted L-shaped gripper shoe of described data acquisition circuit plate, its data wire is connected with crystal slab.
Further:
The left and right inwall of described U-lag body has installation notch, and the two ends, left and right of described crystal slab are embedded in the both sides installation notch of U-lag intracoelomic cavity respectively.
Described U-lag body is conducting metal goods.
Pressure-ray film is adopted to be fixed in inverted L-shaped gripper shoe by the data wire of described data acquisition circuit plate.
Describe in detail below in conjunction with accompanying drawing.
As depicted in figs. 1 and 2.Employing can make U-lag body 1 by conducting metal goods, this U-lag body bottom lock open top, the left and right inwall of U-lag body has horizontal direction and installs notch.Rear collimator 2 is installed on the top open part of U-lag body 1, and crystal slab 3 is installed in the installation notch of U-lag body 1 inner chamber.
Inverted L-shaped gripper shoe 6 is installed on the outer surface of the baseplane of U-lag body 1 with bolt, heat shield 5 (adopting the material that heat conductivity is low) is installed additional between the baseplane of L gripper shoe 6 and U-lag body 1, on the vertical vertical being installed on inverted L-shaped gripper shoe of data acquisition circuit plate 4, the data wire of data acquisition circuit plate 4 is connected with crystal slab 3 (taking necessary line ball measure, as pressure-ray film).
The present invention has following characteristics:
1. adopt the crystal slab supporting construction of U-lag body formula, U-lag body itself has good fastness and stability.
2. after, collimator is installed on the opening part of U-lag body, installs heat shield additional, make the inner chamber that the intermediate formation of U-lag body one is closed bottom U-lag body.Crystal slab is arranged on the both sides of U-lag intracoelomic cavity, crystal slab and U-lag body is made to have very little contact area, remainder is all placed in the cavity of U-lag body, do not contact with any other parts, greatly can reduce U-lag body and other parts thus to the impact of crystal slab ambient temperature.Only need in this supporting construction by carrying out the ambient temperature controlling just to control crystal slab to cavity temperature in U-lag body.
3.U shape cell body supporting mechanism is conducting metal goods, and has regular shape inner chamber, therefore can realize the shielding to extraneous light on the one hand easily, also have good capability of electromagnetic shielding on the one hand in addition.
4. data acquisition circuit plate is integrated in detector module by the present invention, and this is conducive to reducing data wire length, saves space and improves the quality exporting data.
5. adopt vertical data acquisition circuit board mounting structure.Be connected to one piece of inverted L-shaped gripper shoe bottom U-lag body, data acquisition circuit plate is vertical to be installed in inverted L-shaped gripper shoe.First, transverse direction (see Fig. 2) space in panel detector structure is very limited, and vertical being provided with is beneficial to saving horizontal space; Secondly, in panel detector structure, longitudinally (see Fig. 2) space is larger, and it is larger that vertical installation is convenient to data acquisition board to do, and is conducive to dispelling the heat; Again, vertical data acquisition board can reduce the irradiation dose of X-ray to collection plate chip.
The present invention is mainly used in tomography device, as medical CT machine etc.
Claims (4)
1. a supporting construction for CT detector module, comprises rear collimator, crystal slab and data acquisition circuit plate, it is characterized in that:
Also comprise U-lag body, inverted L-shaped gripper shoe and heat shield, wherein:
The bottom lock open top of U-lag body, its transverse section takes the shape of the letter U;
Inverted L-shaped gripper shoe has a horizontal plane and a vertical, and the horizontal plane of inverted L-shaped gripper shoe is connected on the outer surface of the baseplane of described U-lag body;
Heat shield is contained between described inverted L-shaped gripper shoe and the baseplane of U-lag body;
Described rear collimator is installed on the top open part of U-lag body;
Described crystal slab is arranged in the inner chamber of U-lag body;
On the vertical vertical being installed on inverted L-shaped gripper shoe of described data acquisition circuit plate, its data wire is connected with crystal slab.
2. the supporting construction of CT detector module as claimed in claim 1, is characterized in that:
The left and right inwall of described U-lag body has installation notch, and the two ends, left and right of described crystal slab are embedded in the both sides installation notch of U-lag intracoelomic cavity respectively.
3. the supporting construction of CT detector module as claimed in claim 1, is characterized in that:
Described U-lag body is conducting metal goods.
4. the supporting construction of the CT detector module as described in one of claims 1 to 3, is characterized in that:
Pressure-ray film is adopted to be fixed in inverted L-shaped gripper shoe by the data wire of described data acquisition circuit plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310578986.6A CN103549972B (en) | 2013-11-18 | 2013-11-18 | The supporting construction of CT detector module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310578986.6A CN103549972B (en) | 2013-11-18 | 2013-11-18 | The supporting construction of CT detector module |
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| Publication Number | Publication Date |
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| CN103549972A CN103549972A (en) | 2014-02-05 |
| CN103549972B true CN103549972B (en) | 2016-01-20 |
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| CN201310578986.6A Active CN103549972B (en) | 2013-11-18 | 2013-11-18 | The supporting construction of CT detector module |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104597060B (en) * | 2015-01-09 | 2018-01-16 | 中国科学院高能物理研究所 | A kind of mounting structure for flat panel detector |
| CN111050651B (en) * | 2017-09-06 | 2023-08-25 | 上海联影医疗科技股份有限公司 | CT detector module and heat radiation structure |
Citations (5)
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| CN1475192A (en) * | 2002-07-30 | 2004-02-18 | GEҽ��ϵͳ����������˾ | Thermoelectric controlled x-ray detector array |
| CN1575763A (en) * | 2003-06-30 | 2005-02-09 | 通用电气公司 | System and method for thermal management of ct detector circuitry |
| CN1865955A (en) * | 2005-03-29 | 2006-11-22 | 西门子公司 | Detector module, detector and computer tomograph |
| CN103181771A (en) * | 2011-12-30 | 2013-07-03 | Ge医疗系统环球技术有限公司 | Detector for computer tomography (CT) system and corresponding CT system |
| CN203059724U (en) * | 2013-01-02 | 2013-07-17 | 上海联影医疗科技有限公司 | Scatter resistant grid, integrated component of detector and collimator and X-ray device |
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2013
- 2013-11-18 CN CN201310578986.6A patent/CN103549972B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1475192A (en) * | 2002-07-30 | 2004-02-18 | GEҽ��ϵͳ����������˾ | Thermoelectric controlled x-ray detector array |
| CN1575763A (en) * | 2003-06-30 | 2005-02-09 | 通用电气公司 | System and method for thermal management of ct detector circuitry |
| CN1865955A (en) * | 2005-03-29 | 2006-11-22 | 西门子公司 | Detector module, detector and computer tomograph |
| CN103181771A (en) * | 2011-12-30 | 2013-07-03 | Ge医疗系统环球技术有限公司 | Detector for computer tomography (CT) system and corresponding CT system |
| CN203059724U (en) * | 2013-01-02 | 2013-07-17 | 上海联影医疗科技有限公司 | Scatter resistant grid, integrated component of detector and collimator and X-ray device |
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| CN103549972A (en) | 2014-02-05 |
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Address after: 100176 1st floor, building 8, 11 Kangding street, Beijing Economic and Technological Development Zone, Daxing District, Beijing Patentee after: Sinovision Technology (Beijing) Co.,Ltd. Address before: 100176 1st floor, No.13, Yongchang North Road, Yizhuang Economic Development Zone, Daxing District, Beijing Patentee before: SAINUO WEISHENG TECHNOLOGY (BEIJING) Co.,Ltd. |
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Address after: 100176 1st floor, building 8, 11 Kangding street, Beijing Economic and Technological Development Zone, Daxing District, Beijing Patentee after: Sinovision Technology (Beijing) Co.,Ltd. Address before: 100176 1st floor, No.13, Yongchang North Road, Yizhuang Economic Development Zone, Daxing District, Beijing Patentee before: SAINUO WEISHENG TECHNOLOGY (BEIJING) Co.,Ltd. |