CN101762614B - Adjusting structure of X-ray luggage inspecting equipment radiating source - Google Patents

Adjusting structure of X-ray luggage inspecting equipment radiating source Download PDF

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Publication number
CN101762614B
CN101762614B CN200810240838.2A CN200810240838A CN101762614B CN 101762614 B CN101762614 B CN 101762614B CN 200810240838 A CN200810240838 A CN 200810240838A CN 101762614 B CN101762614 B CN 101762614B
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ray machine
ray
machine support
radiating source
inspecting equipment
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CN101762614A (en
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刘明
宋全伟
彭华
陈伟
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NUCTECH JIANGSU SCIENCE AND TECHNOLOGY CO., LTD.
Nuctech Co Ltd
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Nuctech Co Ltd
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Abstract

The invention provides an adjusting structure of an X-ray luggage inspecting equipment radiating source, which can respectively carry out the adjustment of +/-5mm in the X direction and the Y direction. The adjusting structure of an X-ray luggage inspecting equipment radiating source comprises a slide ring mounting disk (5), a support frame base plate (8), an X-ray apparatus (17), an X-ray apparatus bracket (15), a Y-direction mounting and adjusting mechanism and an X-direction positioning and adjusting mechanism, wherein the slide ring mounting disk (5) is used for mounting an X-ray apparatus adjusting mechanism; the support frame base plate (8) is installed on the slide ring mounting disk (5); the X-ray apparatus (17) is used as a radiating source; the X-ray apparatus bracket (15) is used for mounting the X-ray apparatus (17); by the Y-direction mounting and adjusting mechanism, the X-ray apparatus bracket (15) is fixed on the support frame base plate (8), and the position of the X-ray apparatus bracket (15) in the Y direction is adjusted; and by the X-direction positioning and adjusting mechanism, the position of the X-ray apparatus (17) in the X direction is adjusted.

Description

The adjustment structure of X ray luggage inspecting equipment radiating source
Technical field
The present invention relates to a kind of luggage case and do not open bag and just can check the adjustment structure of the X ray luggage inspecting equipment radiating source of explosive, belong to CT type X-ray safety inspection system field.
Background technology
In existing CT type radiation imaging check system, the X-ray beam that radiation source sends arrives detector crystal through after tested object, and the electric signal being produced by detector crystal is transformed into view data through computing.Owing to there is larger deviation in the current consistance of the target position of X-ray machine, so every X-ray machine is in the time installing on slip ring, as shown in Figure 1, requirement can be in the adjustment of do respectively ± 5mm of directions X and Y-direction, to ensure beam central plane and channel center, the coplanar status requirement in detector array center, adjust target spot apart from the height of installed surface and carry out the fine setting of the degree of freedom taking target spot as the centre of sphere, to adjust the centering of ray line, reduce radiation protection shielding thickness, improve picture quality.
But at present, existing X-ray machine adjustment structure can only be done the adjustment of a direction, can not ensure above-mentioned requirements completely.In addition,, because X-ray machine own wt just has more than 50 kilogram, want light so require to adjust construction weight.And in the situation that slip ring high speed rotates, adjust structure and also will ensure enough strength and stiffness, to ensure the stability of imaging system., break down need to change X-ray machine in the situation that at X-ray machine meanwhile, can realize replacing fast, easily and do not need scene to carry out again loaded down with trivial details position adjustment.
Summary of the invention
The invention provides one can be in the adjustment structure of the X ray luggage inspecting equipment radiating source of the adjustment of do respectively ± 5mm of directions X and Y-direction.
The adjustment structure of X ray luggage inspecting equipment radiating source of the present invention, is characterized in that, comprising: slip ring mounting disc 5, for X-ray machine adjusting mechanism is installed; Tray plate 8, is arranged in slip ring mounting disc 5; X-ray machine 17, as radiation source; X-ray machine support 15, for installing X-ray machine 17; Y-direction is installed governor motion; With X to positioning regulating mechanism; By Y-direction, governor motion is installed, X-ray machine support 15 is fixed on tray plate 8 and regulates X-ray machine support 15 position in the Y direction, to positioning regulating mechanism, regulate the position of X-ray machine 17 on directions X by X.
According to technique scheme, owing to installing and locating to positioning regulating mechanism and Y-direction installation governor motion by X respectively, so can be in the adjustment of do respectively ± 5mm of directions X and Y-direction, to ensure beam central plane and channel center, the coplanar status requirement in detector array center, adjust target spot apart from the height of installed surface and carry out the fine setting of the degree of freedom taking target spot as the centre of sphere, to adjust the centering of ray line, reduce radiation protection shielding thickness, improve picture quality.
Preferably, on X-ray machine support 15, be provided with connecting portion, X-ray machine support 15 is connected with the pedestal being installed in slip ring mounting disc 5.
According to technique scheme, by with being rigidly connected of quadrant blocks, realized the significantly raising of structural rigidity, improved stability and the reliability of imaging system.
Preferably, Y-direction installation governor motion comprises: the Y-direction being inserted through in the inserting hole forming on X-ray machine support 15 and tray plate 8 is adjusted screw 9; Being installed on Y-direction adjusts on screw 9, for the X-ray machine support locknut 6 of locking X-ray machine support 15; Be installed on Y-direction and adjust on screw 9, for by the Y-direction back of the body female 10 fixing tray plate 8.
According to technique scheme, install in Y-direction under the prerequisite simple in structure of governor motion, realize the adjustment of Y-direction.
Preferably, install in governor motion in described Y-direction, also comprise that being installed on Y-direction adjusts the pad 11 on screw 9.
According to technique scheme, due to the existence of pad, increase load area, improved the coupling mechanism force of screw.
Preferably, also comprise: the X-ray machine hold-down bolt 16 that X-ray machine 17 is compressed.
According to technique scheme, can make X-ray machine 17 be securely fixed on X-ray machine support 15.
Preferably, X comprises to positioning regulating mechanism: be inserted through on X-ray machine support 15 X in the inserting hole forming to location jackscrew 14; With for X is regulated so that X withstands X on X-ray machine 17 to the front end of location jackscrew 14 and supports or opposes female 13 to location jackscrew 14.
According to technique scheme, under the prerequisite simple in structure of positioning regulating mechanism, realize the adjustment of directions X at X.
Preferably, X-ray machine support 15 adopts aluminum casting to process.
According to technique scheme, can alleviate the weight of X-ray machine adjusting mechanism, to reduce counterweight.
Preferably, the tray plate 8 of X-ray machine support 15 is installed, is arranged in slip ring mounting disc 5 by base plate trip bolt 12.
By base plate trip bolt 12, simply tray plate 8 is arranged in slip ring mounting disc 5, in addition, owing to having adopted the mode of X-ray machine support 15, tray plate 8, slip ring mounting disc 5 partial installations, so can easily carry out dismounting.
In addition, in positioning regulating mechanism, all adopted helicitic texture owing to governor motion and X being installed in Y-direction, so at the X-ray machine dismounting X-ray machine quickly and easily that breaks down need to change time.
Brief description of the drawings
Fig. 1 is the schematic diagram of CT imaging system.
Fig. 2 is the schematic diagram that X-ray machine is adjusted demand.
Fig. 3 is the adjustment schematic diagram of the adjustment structure of X ray luggage inspecting equipment radiating source of the present invention.
Fig. 4 is the schematic diagram of the adjustment structure of X ray luggage inspecting equipment radiating source of the present invention.
Fig. 5 is the cross-sectional schematic of the adjustment structure of X ray luggage inspecting equipment radiating source of the present invention.
Embodiment
Below, with reference to accompanying drawing, the adjustment structure of X ray luggage inspecting equipment radiating source of the present invention is elaborated.
Fig. 1 is the schematic diagram of CT imaging system.As shown in Figure 1, CT imaging system is by X-ray machine bracket component 1, quadrant blocks 2, counterweight 3, web joint 4 and the slip ring mounting disc 5 of X-ray machine support and quadrant blocks form, X-ray machine 17 is placed in the front portion of quadrant blocks 2, the front accurate part of the bottom of X-ray machine 17 and quadrant blocks 2 is joined, because web joint 4 links together X-ray machine bracket component 1 and quadrant blocks 2, in the time that slip ring high speed rotates, the centrifugal force that X-ray machine bracket component 1 produces is offset by quadrant blocks 2, when X-ray machine bracket component 1 is connected with slip ring mounting disc 5, required requirement of strength alleviates greatly, corresponding adjustment structure can be done compactly and be small and exquisite.And, by being rigidly connected of X-ray machine bracket component 1 and quadrant blocks 2, realize the significantly raising of structural rigidity, improve stability and the reliability of imaging system.
X-ray machine bracket component 1 mainly comprises: X-ray machine support 15.X-ray machine support 15 can adopt aluminum casting to process, and gross mass is alleviated with respect to iron frame.
Fig. 4 is the schematic diagram of the adjustment structure of X ray luggage inspecting equipment radiating source of the present invention.Fig. 5 is the cross-sectional schematic of the adjustment structure of X ray luggage inspecting equipment radiating source of the present invention.As shown in Figure 4, the adjustment structure of X ray luggage inspecting equipment radiating source of the present invention, is characterized in that, comprising: slip ring mounting disc 5, for X-ray machine adjusting mechanism is installed; Tray plate 8, is arranged in slip ring mounting disc 5; X-ray machine 17, as radiation source; X-ray machine support 15, for installing X-ray machine 17; Y-direction is installed governor motion; With X to positioning regulating mechanism; By Y-direction, governor motion is installed, X-ray machine support 15 is fixed on tray plate 8 and regulates X-ray machine support 15 position in the Y direction, to positioning regulating mechanism, regulate the position of X-ray machine 17 on directions X by X.Owing to installing and locating to positioning regulating mechanism and Y-direction installation governor motion by X respectively, so can be in the adjustment of do respectively ± 5mm of directions X and Y-direction, to ensure beam central plane and channel center, the coplanar status requirement in detector array center, adjusting target spot installs the height of card and carries out the fine setting of the degree of freedom taking target spot as the centre of sphere apart from slip ring, to adjust the centering of ray line, reduce radiation protection shielding thickness, improve picture quality.
In the present embodiment, be provided with two tray plates 8, on each tray plate 8, be respectively provided with two Y-directions governor motion is installed.
Y-direction is installed governor motion and is comprised: the Y-direction being inserted through in the inserting hole forming on X-ray machine support 15 and tray plate 8 is adjusted screw 9; Being installed on Y-direction adjusts on screw 9, for the X-ray machine support locknut 6 of locking X-ray machine support 15; Be installed on Y-direction and adjust on screw 9, for by the Y-direction back of the body female 10 fixing tray plate 8.Install in Y-direction under the simple prerequisite of structure of governor motion, realized the adjustment of Y-direction.
Described Y-direction is installed governor motion and is also comprised that being installed on Y-direction adjusts the pad 11 on screw 9.Due to the existence of pad, increase load area, improved the coupling mechanism force of screw.
In addition, the adjustment structure of this X ray luggage inspecting equipment radiating source also comprises: the X-ray machine hold-down bolt 16 that X-ray machine 17 is compressed.In the present embodiment, be provided with multiple X-ray machine hold-down bolts 16, can make X-ray machine 17 be securely fixed on X-ray machine support 15.
X comprises to positioning regulating mechanism: be inserted through on X-ray machine support 15 X in the inserting hole forming to location jackscrew 14; With for X is regulated so that X withstands X on X-ray machine 17 to the front end of location jackscrew 14 and supports or opposes female 13 to location jackscrew 14.Under the prerequisite simple in structure of positioning regulating mechanism, realize the adjustment of directions X at X.
X-ray machine support 15 adopts aluminum casting to process.Can alleviate the weight of X-ray machine adjusting mechanism, to reduce counterweight.
The tray plate 8 that X-ray machine support 15 is installed, is arranged in slip ring mounting disc 5 by base plate trip bolt 12.By base plate trip bolt 12, simply tray plate 8 is arranged in slip ring mounting disc 5, owing to having adopted the mode of X-ray machine support 15, tray plate 8, slip ring mounting disc 5 partial installations, so can easily carry out dismounting.
In addition, in positioning regulating mechanism, all adopted helicitic texture owing to governor motion and X being installed in Y-direction, so at the X-ray machine dismounting X-ray machine quickly and easily that breaks down need to change time.
Fig. 2 is the schematic diagram that X-ray machine is adjusted demand.As shown in Figure 2, X-ray machine need to do the adjustment of directions X and Y-direction ± 5mm.Fig. 3 is the adjustment schematic diagram of the adjustment structure of X ray luggage inspecting equipment radiating source of the present invention.In the present invention, as shown in Figure 3, directions X adjustment and Y-direction adjustment have been placed in 2 links to be carried out, and is independent of each other, and has ensured the continuity of adjustment process.
Below in conjunction with accompanying drawing, the adjustment process of X-ray machine of the present invention is described:
Step 1: X-ray machine 17 is installed and is positioned in locating slot on X-ray machine support 15 by the register pin arranging on it, be pressed on X-ray machine support 15 with hold-down bolt 16.
Step 2: X is installed to horizontal location jackscrew 14.
As shown in Figure 5, horizontal location jackscrew 14 and X are supported or opposed and female 13 be arranged on X-ray machine support 15 and by X-ray machine 17 horizontal location (coarse adjustment).
Step 3: Y-direction is installed and adjusts bolt assembly.
As shown in Figure 5, first Y-direction is adjusted to screw 9 and be installed to (coarse adjustment) on tray plate 8, put after Y-direction is carried on the back mother 10 and pad 11 and be installed in the corresponding mounting hole on the support completing in step 2, and overlap top nut 6.
Step 4: the adjustment of target spot Y-direction height.
The assembly completing in step 3 is erected, tray plate 8 is positioned on optical table, measure X-ray machine target spot apart from the height of optical table installed surface and the deviation of theoretical value by special inspecting equipment, the height of adjusting Y-direction adjustment screw 9 makes X-ray machine target spot height arrive theoretical position.Adjust the fine setting of screw 9 height by 4 Y-directions, can realize the adjustment of X-ray machine attitude.Adjust completely, after 4 Y-directions back of the body female 10 is tightened, coat locking thread glue, no longer take apart later.Can ensure that so every X-ray machine target position after adjustment can not change.
Step 5: X-ray machine 17 is installed on slip ring mounting disc 5.
As shown in Figure 3, will in step 4, on optical table, adjust the X-ray machine 17 of target position and 15 integral installations of X-ray machine support to slip ring mounting disc 5, with base plate trip bolt 12 by fastening tray plate 8.
Step 6: target spot X is to the adjustment of position.
After imaging system installation, can find the offset distance of X-ray machine target spot at directions X by data result.By X to adjust the adjustment of jackscrew 14 can correct X to deviation, after adjustment, can be by X female 13 latched positions that support or oppose.
Step 7: break down and need to pull down when maintenance at X-ray machine, need to become flexible a little X to locating jackscrew 14, the whole housing screws 16 of Panasonic's X-ray machine, just can pull down X-ray machine 17.
In sum, by above adjustment structure, realize the adjustment of the required all directions degree of freedom of X-ray machine, and realized the fast assembling-disassembling of X-ray machine.The design of aluminum X-ray machine support and simple adjusting mechanism is alleviating under the prerequisite of system gross mass, owing to linking together with quadrant blocks, ensure enough strength and stiffness, improved the stability of X-ray machine, the raising of CT imaging system overall performance has been had to very large benefit.On multiple CT product, obtain application at present, respond well.
[other embodiments]
In the above-described embodiment, be provided with four Y-directions installation governor motions, but the Y-direction installation governor motion of other numbers also can be set as required.
In the above-described embodiment, adopt aluminum X-ray machine support, but the X-ray machine support that also can adopt other materials to make.
The present invention is not limited to the respective embodiments described above, not departing from claims limited range, can do other various changes.

Claims (7)

1. an adjustment structure for X ray luggage inspecting equipment radiating source, is characterized in that, comprising:
Slip ring mounting disc (5), for installing X-ray machine adjusting mechanism;
Tray plate (8), is arranged in slip ring mounting disc (5);
X-ray machine (17), as radiation source;
X-ray machine support (15), for installing X-ray machine (17);
Y-direction is installed governor motion; With
X is to positioning regulating mechanism;
By Y-direction, governor motion is installed, X-ray machine support (15) is fixed to tray plate (8) and goes up and regulate X-ray machine support (15) position in the Y direction, to positioning regulating mechanism, regulate the position of X-ray machine (17) on directions X by X;
Y-direction is installed governor motion and is comprised: the Y-direction being inserted through in the 1st inserting hole and the 2nd inserting hole is adjusted screw (9), it is upper that described the 1st inserting hole is formed on X-ray machine support (15), and described the 2nd inserting hole is formed on tray plate (8); Be installed on Y-direction and adjust screw (9) above, for the X-ray machine support locknut (6) of locking X-ray machine support (15); To adjust screw (9) upper with being installed on Y-direction, for by the Y-direction back of the body female (10) fixing tray plate (8).
2. the adjustment structure of X ray luggage inspecting equipment radiating source as claimed in claim 1, it is characterized in that, upper at X-ray machine support (15), be provided with connecting portion, X-ray machine support (15) is connected with the pedestal being installed in slip ring mounting disc (5).
3. the adjustment structure of X ray luggage inspecting equipment radiating source as claimed in claim 1, is characterized in that, installs in governor motion in described Y-direction, also comprises that being installed on Y-direction adjusts the pad (11) on screw (9).
4. the adjustment structure of X ray luggage inspecting equipment radiating source as claimed in claim 1, is characterized in that, also comprises: the X-ray machine hold-down bolt (16) that X-ray machine (17) is compressed.
5. the adjustment structure of the X ray luggage inspecting equipment radiating source as described in any one in claim 1~4, it is characterized in that, X comprises to positioning regulating mechanism: be inserted through X in upper the 3rd inserting hole forming of X-ray machine support (15) to location jackscrew (14); With for X is regulated so that X withstands X on X-ray machine (17) mother (13) that supports or opposes to the front end of location jackscrew (14) to location jackscrew (14).
6. the adjustment structure of the X ray luggage inspecting equipment radiating source as described in any one in claim 1~4, is characterized in that, X-ray machine support (15) adopts aluminum casting to process.
7. the adjustment structure of the X ray luggage inspecting equipment radiating source as described in any one in claim 1~4, it is characterized in that, the tray plate (8) that X-ray machine support (15) are installed, is arranged in slip ring mounting disc (5) by base plate trip bolt (12).
CN200810240838.2A 2008-12-24 2008-12-24 Adjusting structure of X-ray luggage inspecting equipment radiating source Active CN101762614B (en)

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Application Number Priority Date Filing Date Title
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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105806862B (en) * 2016-05-12 2019-03-05 同方威视技术股份有限公司 A kind of fixed device and rays safety detection apparatus
CN110720939A (en) * 2019-10-23 2020-01-24 明峰医疗系统股份有限公司 Slip ring angle calibration method for intelligent MA transformation

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1708686A (en) * 2002-10-02 2005-12-14 显示成像技术有限公司 Folded array CT baggage scanner

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1708686A (en) * 2002-10-02 2005-12-14 显示成像技术有限公司 Folded array CT baggage scanner

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
JP平3-46797A 1991.02.28 *

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Effective date of registration: 20160310

Address after: 213299, No. 168, Hua Cheng Middle Road, Jintan, Jiangsu, Changzhou

Patentee after: NUCTECH JIANGSU SCIENCE AND TECHNOLOGY CO., LTD.

Patentee after: Nuctech Company Limited

Address before: 100084 Beijing city Haidian District Shuangqing Road with Party building A block 2 layer

Patentee before: Nuctech Company Limited