CN204839554U - Toy CT flat panel detector angle -adjustment means - Google Patents
Toy CT flat panel detector angle -adjustment means Download PDFInfo
- Publication number
- CN204839554U CN204839554U CN201520474904.8U CN201520474904U CN204839554U CN 204839554 U CN204839554 U CN 204839554U CN 201520474904 U CN201520474904 U CN 201520474904U CN 204839554 U CN204839554 U CN 204839554U
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- CN
- China
- Prior art keywords
- flat panel
- panel detector
- revolving bed
- adjustment bolt
- translation
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- Withdrawn - After Issue
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Abstract
The utility model discloses a toy CT flat panel detector angle -adjustment means, including flat panel detector mounting panel, revolving bed connecting plate, revolving bed, translation panel, swivel arm seat, the revolving bed orders about it through one and uses the Z axle to link to each other with translation panel as the rotatory horizontal angle regulation structure in center, and the flat panel detector mounting panel orders about its translation adjustment mechanism who follows the translation of X axle by one and links to each other with the revolving bed, and while flat panel detector mounting panel still orders about its vertical angle adjustment mechanism who uses the Y axle to be the center rotation by one and links to each other with the revolving bed, wherein Z axle perpendicular to swinging boom plane, Y axle perpendicular to flat panel detector receiving screen, X, Y, Z triaxial forming space rectangular coordinate system. The device can carry out meticulous adjustment to flat panel detector's three -dimensional angle and displacement for the central point line in flat panel detector and X ray source can be accurate perpendicular to flat panel detector receiving screen, guarantee the required accurate geometrical condition of formation of image, improve reconstructed image's quality.
Description
Technical field
This utility model relates to a kind of angular adjustment apparatus, and a kind of toy CT flat panel detector angular adjustment apparatus, belongs to computed tomography equipment technology field specifically.
Background technology
Medicine CT can observe the situation of each organ-tissue of human body when live body, it carries out image to the absorption of x-ray from the different of transmitance according to human body different tissues, finds the tiny pathological changes in body, is widely used a kind of medical imaging devices clinically.
Toy CT is identical with the ultimate principle of clinical medicine CT, all utilize different tissues different to the absorption of X-ray, but Clinical CT is not suitable for small animal research, on the one hand Clinical CT scan vision scope is too large, and Clinical CT is inadequate for resolution toy on the other hand.Toy CT has following characteristics compared with clinical medicine CT: (1) spatial resolution is high, and existing Clinical CT device space resolution is the highest can reach submicron order, and living small animal CT spatial resolution can reach tens to several microns; (2) imaging region is little, and toy CT is mainly used in the toy inspections such as mice; (3) toy CT generally adopts face battle array flat panel detector and the scanning of taper x-ray bundle, and Clinical CT generally adopts fan-delta sandbody; (4) x-ray source focal spot size is little, and running voltage, electric current are lower than Clinical CT.
Existing toy CT formation mainly comprises the x-ray source and flat panel detector that are fixed on turning arm two ends, and the toy bed between X-ray and flat panel detector.In imaging process, x-ray source launches X-ray, by being positioned at the toy on toy bed, projecting on flat panel detector and carrying out imaging.In imaging process, need the focus of x-ray source to the line of flat panel detector central point perpendicular to flat panel detector, the image obtained like this meets the condition of cone beam reconstruction, just can be rebuild image clearly.Then the adjustment x-ray source that above-mentioned existing toy CT structure can only be synchronously rough and flat panel detector are relative to the position of toy bed, lack the mechanism arrangement independently can carrying out three-dimensional perspective adjustment to flat panel detector and x-ray source, thus cannot accurate adjustment x-ray source focus and flat panel detector central point line perpendicular to flat panel detector imaging surface, cause reconstructed image quality not good.
Utility model content
For prior art Problems existing, the utility model proposes a kind of toy CT flat panel detector angular adjustment apparatus, this device can carry out intense adjustment for the three-dimensional perspective of flat panel detector and displacement, make the central point line of flat panel detector and x-ray source can be vertical with flat panel detector receiving screen accurately, ensure the accurate geometrical condition required for imaging, improve the quality of rebuilding image.
This utility model solves the technical scheme of above technical problem: provide a kind of toy CT flat panel detector angular adjustment apparatus, mainly comprise flat panel detector installing plate, revolving bed, translation plates and be arranged on the turning arm Connection Block on turning arm, described flat panel detector installing plate installs flat panel detector receiving screen, described revolving bed is arranged on described turning arm Connection Block by translation plates, described revolving bed is connected with translation plates by level angle adjustment structure, orders about revolving bed rotate centered by Z axis by described level angle adjustment structure; Described flat panel detector installing plate is connected with described revolving bed by translational controlling mechanism, orders about its flat panel detector installing plate along X-axis translation by described translational controlling mechanism; Described flat panel detector installing plate is also connected with described revolving bed by vertical angle governor motion simultaneously, orders about flat panel detector installing plate rotate centered by Y-axis by described vertical angle governor motion; Wherein said Z axis perpendicular to the plane of turning arm, Y-axis perpendicular to the receiving screen of flat panel detector, by described X, Y, Z tri-axle form the rectangular coordinate system in space of CT flat panel detector.
The technical scheme that this utility model limits further is: aforesaid toy CT flat panel detector angular adjustment apparatus, described level angle adjustment structure comprises revolving bed, horizontal adjustment bolt, rotating shaft and horizontal adjustment clamping screw, described horizontal adjustment bolt is symmetrically set in the outside of translation plates by horizontal adjustment bolt holder, and the end of described horizontal adjustment bolt props up revolving bed in opposite directions; By described rotating shaft, revolving bed is connected with translation plates, rotates centered by rotating shaft in translation plates to realize revolving bed; Described horizontal adjustment clamping screw is screwed in described translation plates through described revolving bed.
Aforesaid toy CT flat panel detector angular adjustment apparatus, described horizontal adjustment bolt has two, be symmetrically fixed on the side of translation plates respectively by the horizontal adjustment bolt holder be arranged in translation plates, described horizontal adjustment clamping screw also has two, is symmetrically distributed on described revolving bed.
Aforesaid toy CT flat panel detector angular adjustment apparatus, described translational controlling mechanism comprises translational adjustment bolt, translational adjustment bolt holder, translation plates, shifting chute and translation clamping screw, described shifting chute is arranged on described turning arm Connection Block, described translational adjustment bolt is fixed on turning arm Connection Block by translational adjustment bolt holder, the end of described translational adjustment bolt is connected with described translation plates side, described translation plates is moved in described shifting chute by the boss bottom it, described translation plates is fixed on turning arm Connection Block by translation clamping screw.
Further, aforesaid toy CT flat panel detector angular adjustment apparatus, described vertical angle governor motion comprises vertical adjustment bolt, vertical adjusting block, sliding axle and sliding axle clamping screw; At least two described sliding axles are symmetricly set in the junction of revolving bed connecting plate and flat panel detector installing plate; Described sliding axle clamping screw respectively corresponding each sliding axle for locking sliding axle; Described vertical adjustment bolt is distributed in the both sides of vertical adjusting block, is fixed on revolving bed connecting plate by vertical adjustment bolt holder by vertical adjusting block; And described vertical adjusting block is fixed on flat panel detector installing plate by vertical adjusting block set bolt.
This utility model is when specifically using, respectively x-ray source and flat panel detector are fixed on the two ends of turning arm by bolt, first regulate that x-ray source, flat panel detector and toy are scanning bed to be positioned on straight line, then pre-determined bit is implemented to the position of x-ray source, even if carry out intense adjustment with the device provided by this utility model to the level angle of flat panel detector, translational displacement and vertical angle.
The beneficial effects of the utility model: (1) angular adjustment apparatus of the present utility model; it can carry out intense adjustment to the angle of flat panel detector and displacement; and it is easy to adjust; thus guarantee that living small animal CT is in actual imaging process; after angle orientation is carried out to x-ray source; by making the line of x-ray source and flat panel detector central point perpendicular to flat panel detector plane to the adjustment of flat panel detector angle and translational displacement, thus the quality that CT rebuilds image can be improved.
(2) this angular adjustment apparatus that provides of this utility model, its structure is simple, assembling and easy to use, and manufacturing cost is lower, has higher practicality.
Accompanying drawing explanation
Fig. 1 is the back side of the present utility model perspective view.
Fig. 2 is top view of the present utility model.
Fig. 3 is front of the present utility model front view.
Fig. 4 is the back side of the present utility model front view.
Fig. 5 is left surface perspective view of the present utility model.
Fig. 6 is right flank perspective view of the present utility model.
Wherein: 1, flat panel detector receiving screen; 2, flat panel detector installing plate; 3, revolving bed connecting plate; 4, revolving bed; 5, translation plates; 6, turning arm Connection Block; 7, turning arm; 8, horizontal adjustment bolt; 9, rotating shaft; 10, horizontal clamping screw; 11, vertical adjustment bolt; 12, vertical adjusting block; 13, sliding axle; 14, sliding axle clamping screw; 15, translational adjustment bolt; 16, translational adjustment bolt holder; 17, shifting chute; 18, translation clamping screw; 19, turning arm Connection Block set bolt; 20, horizontal adjustment bolt holder; 21, vertical adjustment bolt holder; 22, vertical adjusting block set bolt.
Detailed description of the invention
Embodiment 1
The present embodiment provides a kind of toy CT flat panel detector angular adjustment apparatus, as shown in figs 1 to 6, it has flat panel detector receiving screen 1, flat panel detector installing plate 2, revolving bed connecting plate 3, revolving bed 4, translation plates 5, turning arm Connection Block 6, revolving bed 4 orders about its level angle adjustment structure rotated centered by Z axis by one and is connected with translation plates 5, and flat panel detector installing plate 2 orders about its translational controlling mechanism along X-axis translation by one is connected with revolving bed 4, simultaneously flat panel detector installing plate 2 also orders about its vertical angle governor motion rotated centered by Y-axis by one and is connected with revolving bed 4, wherein Z axis is perpendicular to turning arm plane, Y-axis is perpendicular to flat panel detector receiving screen, X, Y, Z tri-axle Special composition rectangular coordinate system.
Shown in concrete composition graphs 1, Fig. 2, the level angle governor motion in the present embodiment is specifically constructed as follows: it has revolving bed 4, horizontal adjustment bolt 8, rotating shaft 9 and horizontal adjustment clamping screw 10.Horizontal adjustment bolt 8 has two, and symmetrical spiral shell is located in translation plates 5, fixes, and prop up revolving bed 4 in opposite directions respectively by the horizontal adjustment bolt holder 20 in translation plates 5.Horizontal adjustment clamping screw 10 also has two, is symmetrically distributed on revolving bed 4, for fixing revolving bed 4 in adjustment process, for locking revolving bed 4 after adjustment terminates.
Shown in composition graphs 5, Fig. 6, the translational controlling mechanism in the present embodiment is specifically constructed as follows: it has translational adjustment bolt 15, translational adjustment bolt holder 16, translation plates 5, shifting chute 17 and translation clamping screw 18; Translational adjustment bolt 15 is fixed on turning arm Connection Block 6 by translational adjustment bolt holder 16, translation plates 5 is moved under the drive at translational adjustment bolt 15 by the boss on it in shifting chute 17, translation plates 5 is fixed on turning arm Connection Block 6 by translation clamping screw 18, translation clamping screw 18 has 6, is evenly distributed on the both sides of turning arm Connection Block 6.
Shown in composition graphs 3, Fig. 4, the vertical angle governor motion in the present embodiment is specifically constructed as follows: it has vertical adjustment bolt 11, vertical adjusting block 12, sliding axle 13 and sliding axle clamping screw 14.Sliding axle 13 has two, is symmetrically distributed on revolving bed connecting plate 3, and connect revolving bed connecting plate 3 and dull and stereotyped installing plate 2, and move under the drive of vertical adjustment bolt 11, sliding axle clamping screw 14 also has two, is respectively used to locking two sliding axles 13; Vertical adjustment bolt 11 has two, is distributed in the both sides of vertical adjusting block 12, is fixed on revolving bed connecting plate 3 by vertical adjustment bolt holder 21; Vertical adjusting block 12 is fixed on flat panel detector installing plate 2 by vertical adjusting block set bolt 22.
Shown in composition graphs 1-Fig. 6, this utility model is when specifically using, flat panel detector angular adjustment apparatus is secured by bolts in one end of turning arm, x-ray source (not shown) is fixed on the other end of turning arm, first regulate that x-ray source, flat panel detector and toy are scanning bed to be positioned on straight line, then pre-determined bit is implemented to the position of x-ray source, even if carry out intense adjustment with the device provided by this utility model to the level angle of flat panel detector, displacement and vertical angle.
Above-mentioned example, only for technical conceive of the present utility model and feature are described, its object is to person skilled in the art can be understood content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalent transformations of doing according to this utility model spirit or modification, all should be encompassed within protection domain of the present utility model.
Claims (5)
1. toy CT flat panel detector angular adjustment apparatus, mainly comprise flat panel detector installing plate (2), revolving bed (4), translation plates (5) and the turning arm Connection Block (6) be arranged on turning arm (7), described flat panel detector installing plate (2) upper installation flat panel detector receiving screen (1), described revolving bed (4) is arranged on described turning arm Connection Block (6) by translation plates (5), it is characterized in that: described revolving bed (4) is connected with translation plates (5) by level angle adjustment structure, order about revolving bed (4) by described level angle adjustment structure to rotate centered by Z axis, described flat panel detector installing plate (2) is connected with described revolving bed (4) by translational controlling mechanism, orders about flat panel detector installing plate (2) along X-axis translation by described translational controlling mechanism, described flat panel detector installing plate (2) is also connected with described revolving bed (4) by vertical angle governor motion simultaneously, orders about flat panel detector installing plate (2) rotate centered by Y-axis by described vertical angle governor motion, wherein said Z axis perpendicular to the plane of turning arm, Y-axis perpendicular to the receiving screen (1) of flat panel detector, by described X, Y, Z tri-axle form the rectangular coordinate system in space of toy CT flat panel detector.
2. toy CT flat panel detector angular adjustment apparatus according to claim 1, it is characterized in that: described level angle adjustment structure comprises revolving bed (4), horizontal adjustment bolt (8), rotating shaft (9) and horizontal adjustment clamping screw (10), described horizontal adjustment bolt (8) is symmetrically set in the outside of translation plates (5) by horizontal adjustment bolt holder (20), and the end of described horizontal adjustment bolt (8) props up revolving bed (4) in opposite directions; By described rotating shaft (9), revolving bed (4) is connected with translation plates (5), rotates centered by rotating shaft in translation plates (5) to realize revolving bed (4); Described horizontal adjustment clamping screw (10) is screwed in described translation plates (5) through described revolving bed (4).
3. toy CT flat panel detector angular adjustment apparatus according to claim 2, it is characterized in that: described horizontal adjustment bolt (8) has two, on side respectively by the fixing translation plates (5) of horizontal adjustment bolt holder (20) symmetry be arranged in translation plates (5), described horizontal adjustment clamping screw (10) also has two, is symmetrically distributed on described revolving bed (4).
4. toy CT flat panel detector angular adjustment apparatus according to claim 1, it is characterized in that: described translational controlling mechanism comprises translational adjustment bolt (15), translational adjustment bolt holder (16), translation plates (5), shifting chute (17) and translation clamping screw (18), described shifting chute (17) is arranged on described turning arm Connection Block (6), described translational adjustment bolt (15) is fixed on turning arm Connection Block (6) by translational adjustment bolt holder (16), the end of described translational adjustment bolt (15) is connected with described translation plates (5) side, described translation plates (5) is moved described shifting chute (17) is inner by the boss bottom it, described translation plates (5) is fixed on turning arm Connection Block (6) by translation clamping screw (18).
5. toy CT flat panel detector angular adjustment apparatus according to claim 1, it is characterized in that: described vertical angle governor motion comprises vertical adjustment bolt (11), vertical adjusting block (12), sliding axle (13) and sliding axle clamping screw (14); At least two described sliding axles (13) are symmetricly set in the junction of revolving bed connecting plate (3) and flat panel detector installing plate (2); The corresponding each sliding axle (13) of described sliding axle clamping screw (14) difference is for locking sliding axle (13); Described vertical adjustment bolt (11) is distributed in the both sides of vertical adjusting block (12), is fixed on revolving bed connecting plate (3) by vertical adjustment bolt holder (21) by vertical adjusting block (12); And described vertical adjusting block (12) is fixed on flat panel detector installing plate (2) by vertical adjusting block set bolt (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520474904.8U CN204839554U (en) | 2015-07-03 | 2015-07-03 | Toy CT flat panel detector angle -adjustment means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520474904.8U CN204839554U (en) | 2015-07-03 | 2015-07-03 | Toy CT flat panel detector angle -adjustment means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204839554U true CN204839554U (en) | 2015-12-09 |
Family
ID=54730159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520474904.8U Withdrawn - After Issue CN204839554U (en) | 2015-07-03 | 2015-07-03 | Toy CT flat panel detector angle -adjustment means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204839554U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104939862A (en) * | 2015-07-03 | 2015-09-30 | 苏州海斯菲德信息科技有限公司 | Angle adjusting device for small animal CT flat panel detector |
| CN107981879A (en) * | 2018-01-23 | 2018-05-04 | 深圳市宝润科技有限公司 | Alignment method and collimator apparatus, the readable storage medium storing program for executing of X-ray shooting system |
-
2015
- 2015-07-03 CN CN201520474904.8U patent/CN204839554U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104939862A (en) * | 2015-07-03 | 2015-09-30 | 苏州海斯菲德信息科技有限公司 | Angle adjusting device for small animal CT flat panel detector |
| CN104939862B (en) * | 2015-07-03 | 2018-07-17 | 苏州海斯菲德信息科技有限公司 | A kind of toy CT flat panel detector angular adjustment apparatus |
| CN107981879A (en) * | 2018-01-23 | 2018-05-04 | 深圳市宝润科技有限公司 | Alignment method and collimator apparatus, the readable storage medium storing program for executing of X-ray shooting system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151209 Effective date of abandoning: 20180717 |