CN217853014U - Offset adjusting device for oral CT flat panel detector - Google Patents
Offset adjusting device for oral CT flat panel detector Download PDFInfo
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- CN217853014U CN217853014U CN202221446299.XU CN202221446299U CN217853014U CN 217853014 U CN217853014 U CN 217853014U CN 202221446299 U CN202221446299 U CN 202221446299U CN 217853014 U CN217853014 U CN 217853014U
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Abstract
The utility model belongs to the technical field of CT machine X ray imaging, specifically an oral cavity CT flat panel detector biasing adjusting device, including mounting plate, flat panel detector fixed plate, flat panel detector and install the mounting bracket on mounting plate, flat panel detector fixes on the flat panel detector fixed plate, and flat panel detector fixed plate sliding connection is on mounting plate, is equipped with translation mechanism and the drive arrangement who drives translation mechanism operation on the mounting bracket, and translation mechanism links to each other with flat panel detector fixed plate, drives flat panel detector fixed plate and makes translational motion on mounting plate, the last opto-coupler sensor that is located flat panel detector fixed plate one side that is equipped with of mounting plate. The utility model discloses it has more the flexibility to compare current structure, has increased the compatibility of flat panel detector to different formation of image fields of vision, has improved the accuracy nature of formation of image simultaneously.
Description
Technical Field
The utility model belongs to the technical field of CT machine X ray imaging, specifically a biasing adjusting device of oral cavity CT flat panel detector.
Background
At present, the CT scanning imaging technology plays an increasingly important role in the medical field, the principle of the CT scanning imaging technology is that a conical X ray is emitted by an X-ray machine, the conical X ray penetrates through a human body and is projected onto a flat panel detector through a light beam device adjusting window, the X-ray absorption is different due to different densities of different tissues of different parts of the human body, the position of the human body is kept fixed, the X-ray machine and the flat panel detector rotate around the human body for 360 degrees at fixed positions to obtain imaging of the parts at different angles, the required three-dimensional image can be obtained through computer calculation, and doctors are helped to know the pathological changes of the parts more clearly and intuitively. However, the imaging size is limited to the size of the imaging panel of the flat panel detector, the cost is much higher due to the large imaging panel of the flat panel detector, and the problem can be effectively solved by offsetting the flat panel detector.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects in the prior art and providing an offset adjusting device of an oral CT flat panel detector, which moves a flat panel to a required position through the transmission of a motor and a synchronous belt and can automatically move the flat panel detector for different distances according to different sizes of required imaging visual fields; the method has more flexibility, increases the compatibility of the flat panel detector for different imaging visual fields, and simultaneously improves the imaging accuracy.
The utility model provides a technical scheme that above-mentioned technical problem provided is: the utility model provides an oral cavity CT flat panel detector off-set adjusting device, includes mounting plate, flat panel detector fixed plate, flat panel detector and installs the mounting bracket on mounting plate, flat panel detector fixes on the flat panel detector fixed plate, flat panel detector fixed plate sliding connection is on mounting plate, be equipped with translation mechanism and the drive arrangement who drives the translation mechanism operation on the mounting bracket, translation mechanism links to each other with flat panel detector fixed plate, drives flat panel detector fixed plate and makes translational motion on mounting plate, the last opto-coupler sensor that is located flat panel detector fixed plate one side that is equipped with of mounting plate.
The further technical scheme is that an optical coupling sensor mounting plate is arranged on the mounting bottom plate, and the optical coupling sensor is mounted on the optical coupling sensor mounting plate.
The further technical scheme is that a miniature linear guide rail is arranged on the mounting base plate, and the flat panel detector fixing plate is connected to the miniature linear guide rail in a sliding mode.
The further technical scheme is that the number of the miniature linear guide rails is two, and the miniature linear guide rails are respectively positioned on the upper side and the lower side of the flat panel detector fixing plate.
The further technical scheme is that the translation mechanism comprises a driven shaft, a synchronous belt and a synchronous wheel, the driving device is connected with the synchronous wheel to drive the synchronous wheel to rotate, the driven shaft is provided with a driven wheel, the synchronous belt is sleeved on the driven wheel and the synchronous wheel, and a belt pressing plate used for pressing the synchronous belt is arranged on the flat panel detector fixing plate.
The further technical scheme is that the driving device is a stepping motor.
The utility model discloses following beneficial effect has: the utility model discloses it has more the flexibility to compare current structure, has increased the compatibility of flat panel detector to different formation of image fields of vision, has improved the accuracy nature of formation of image simultaneously.
Drawings
Fig. 1 is a perspective view of the present invention;
FIG. 2 is a schematic view of a part of the structure of the present invention;
FIG. 3 is a schematic structural view of a translation mechanism;
fig. 4 is a schematic structural diagram of the mounting base plate and the flat panel detector fixing plate.
Shown in the figure: 1. mounting plate, 2, miniature linear guide, 3, flat panel detector fixed plate, 4, flat panel detector, 5, belt clamp plate, 6, optical coupling sensor, 7, optical coupling sensor mounting panel, 8, mounting bracket, 9, follow driving wheel, 10, driven shaft, 11, follow driving wheel mounting panel, 12, hold-in range, 13, synchronizing wheel, 14, step motor.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be a mechanical connection. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
As shown in fig. 1-4, the utility model provides an oral cavity CT flat panel detector biasing adjusting device, include mounting plate 1, flat panel detector fixed plate 3, flat panel detector 4 and install mounting bracket 8 on mounting plate 1, flat panel detector 4 is fixed on flat panel detector fixed plate 3, 3 sliding connection of flat panel detector fixed plate are on mounting plate 1, be equipped with translation mechanism and the drive arrangement who drives translation mechanism operation on mounting bracket 8, translation mechanism links to each other with flat panel detector fixed plate 3, drives flat panel detector fixed plate 3 and makes translational motion on mounting plate 1, be equipped with the opto-coupler sensor 6 that is located flat panel detector fixed plate 3 one side on mounting plate 1.
As shown in fig. 4 in this embodiment, in order to facilitate installation of the optical coupler sensor 6, an optical coupler sensor mounting plate 7 is provided on the mounting base plate 1, and the optical coupler sensor 6 is installed on the optical coupler sensor mounting plate 7.
In this embodiment, as shown in fig. 4, a miniature linear guide rail 2 is arranged on the mounting base plate 1, the flat panel detector fixing plate 3 is slidably connected to the miniature linear guide rail 2, and the number of the miniature linear guide rails 2 is two, and the miniature linear guide rails are respectively located on the upper side and the lower side of the flat panel detector fixing plate 3.
As shown in fig. 2 and 3 in this embodiment, translation mechanism includes driven shaft 10, hold-in range 12, synchronizing wheel 13, drive arrangement is connected with synchronizing wheel 13, drives synchronizing wheel 13 and rotates, be equipped with on the driven shaft 10 from driving wheel 9, hold-in range 12 cover is established from driving wheel 9 and synchronizing wheel 13, be equipped with the belt clamp plate 5 that is used for compressing tightly hold-in range 12 on the flat panel detector fixed plate 3, drive arrangement is step motor 14.
In the embodiment, two miniature linear guide rails 2 are arranged on an installation base plate 1 in parallel, and a flat panel detector fixing plate 3 is arranged on 4 sliding blocks of the miniature linear guide rails 2 to jointly form a linear motion module, so that the smoothness of the movement of the flat panel detector in the horizontal direction is ensured; then, the rotating motion of the stepping motor 14 is converted into linear motion through the synchronous wheel 13, the synchronous belt 12 and the driven wheel 9, and the flat panel detector fixing plate 3 is connected with the synchronous belt 12 through the belt pressing plate 5 to drive the flat panel detector 4 to move; move flat panel detector fixed plate 3 and reach 6 positions of rightmost opto-coupler sensor, be the home position promptly when shielding opto-coupler sensor 6 signal, when control flat panel detector fixed plate 3 left the home position, step motor 14 rotated the number of turns and controls flat panel detector 4 displacement.
The above, not to the limit of the present invention in any form, although the present invention has been disclosed through the above embodiments, but not to limit the present invention, any technical personnel familiar with the present technology can make some changes or modifications to the equivalent embodiments of the equivalent changes within the technical scope of the present invention, and all the technical matters of the present invention can still belong to the scope of the technical solution of the present invention according to any simple modifications, equivalent changes and modifications made by the technical matters of the present invention to the above embodiments.
Claims (6)
1. The utility model provides an oral cavity CT flat panel detector biasing adjusting device, its characterized in that includes mounting plate (1), flat panel detector fixed plate (3), flat panel detector (4) and installs mounting bracket (8) on mounting plate (1), flat panel detector (4) are fixed on flat panel detector fixed plate (3), flat panel detector fixed plate (3) sliding connection is on mounting plate (1), be equipped with translation mechanism and the drive arrangement who drives the translation mechanism operation on mounting bracket (8), translation mechanism links to each other with flat panel detector fixed plate (3), drives flat panel detector fixed plate (3) and makes translational motion on mounting plate (1), be equipped with opto-coupler sensor (6) that are located flat panel detector fixed plate (3) one side on mounting plate (1).
2. The oral cavity CT flat panel detector offset adjustment device of claim 1, characterized in that, the mounting plate (1) is provided with an optical coupler sensor mounting plate (7), and the optical coupler sensor (6) is mounted on the optical coupler sensor mounting plate (7).
3. The offset adjustment device for the oral CT flat panel detector according to claim 1, wherein the mounting base plate (1) is provided with a micro linear guide (2), and the flat panel detector fixing plate (3) is slidably connected to the micro linear guide (2).
4. The offset adjusting device for the oral CT flat panel detector as claimed in claim 3, wherein the number of the micro linear guide rails (2) is two, and the micro linear guide rails are respectively positioned at the upper side and the lower side of the flat panel detector fixing plate (3).
5. The oral cavity CT flat panel detector offset adjustment device according to claim 1, wherein the translation mechanism includes a driven shaft (10), a synchronous belt (12) and a synchronous wheel (13), the driving device is connected with the synchronous wheel (13) to drive the synchronous wheel (13) to rotate, the driven shaft (10) is provided with a driven wheel (9), the synchronous belt (12) is sleeved on the driven wheel (9) and the synchronous wheel (13), and the flat panel detector fixing plate (3) is provided with a belt pressing plate (5) for pressing the synchronous belt (12).
6. The oral CT flat-panel detector offset adjustment device of claim 5, wherein the driving device is a stepping motor (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221446299.XU CN217853014U (en) | 2022-06-10 | 2022-06-10 | Offset adjusting device for oral CT flat panel detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221446299.XU CN217853014U (en) | 2022-06-10 | 2022-06-10 | Offset adjusting device for oral CT flat panel detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217853014U true CN217853014U (en) | 2022-11-22 |
Family
ID=84095397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221446299.XU Active CN217853014U (en) | 2022-06-10 | 2022-06-10 | Offset adjusting device for oral CT flat panel detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217853014U (en) |
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2022
- 2022-06-10 CN CN202221446299.XU patent/CN217853014U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20230920 Address after: No. 12, Group 10, Liangtang Village, Yongquan Town, Jianyang City, Ziyang City, Sichuan Province, 641400 Patentee after: Liu Xingyuan Address before: 641300 No. 1-6, floor 2, unit 5, building 3, No. 222, West Section 3, outer ring road, Yanjiang District, Ziyang City, Sichuan Province Patentee before: Sichuan Naikang Technology Co.,Ltd. |