CN203406265U - Double window X-ray bulb tube - Google Patents
Double window X-ray bulb tube Download PDFInfo
- Publication number
- CN203406265U CN203406265U CN201320554719.0U CN201320554719U CN203406265U CN 203406265 U CN203406265 U CN 203406265U CN 201320554719 U CN201320554719 U CN 201320554719U CN 203406265 U CN203406265 U CN 203406265U
- Authority
- CN
- China
- Prior art keywords
- filament
- target
- utmost point
- straight tube
- window
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- X-Ray Techniques (AREA)
Abstract
The utility model relates to X-ray device parts, particularly to a double window X-ray bulb tube. The bulb tube comprises a tube housing. The middle part of the tube housing is a ball-shaped tube and the two ends of the tube housing are a first straight tube and a second straight tube. The first and the second straight tubes are provided with pole handles. Two parallel target discs are disposed inside the ball-shaped tube. The target disc is fixed on the pole handles. A support column is disposed inside the ball-shaped tube. A filament ring is fixed on the support column. The filament ring is disposed in the middle of the two target discs and is parallel to the two target discs. A filament assembly is disposed in the filament ring. The filament assembly is provided with a part for leading an electric wire outside the tube housing. The beneficial effects are that the bulb tube prevents influence of image effects caused by needed motion of the X-ray bulb tube in a using process. The double window X-ray bulb tube is suitable for exposure in a static state, so that imaging speed and image quality can be improved.
Description
Technical field
The utility model relates to X-ray apparatus part, relates in particular to a kind of Dual-window X ray bulb.
Background technology
X ray bulb is widely used in x-ray imaging technology, and its principle is to be added with high direct voltage between anode and filament, and the electronics of heated filament emission bombards at a high speed to anode target surface under this high pressure, produces X ray.Common X ray bulb in the market has two kinds, and a kind of is fixed anode bulb, and another kind is the rotarting anode bulb that increases thermal capacity.Fixed anode bulb comprises glass tube with vacuum, filament and anode, described filament and anode are separately fixed at the two ends of glass tube with vacuum inside, the anode that increases the rotarting anode bulb of thermal capacity is fixed on the bearing pedestal that is arranged on the one end in glass tube with vacuum by rotor, effect by glass tube with vacuum external stator can drive its rotation, filament is fixed on the negative electrode that is arranged on the other end in glass tube with vacuum, respectively to filament negative pressure electricity in addition, anode is in addition after positive piezoelectricity, the electronic impact of filament emission, to after on anode, produces X ray.Above-mentioned two kinds of X ray bulbs due to the relation that need to expose at the volley, can cause image to produce motion artifact in some application process, and image resolution ratio is low, the shortcoming that image taking speed is slow.
Utility model content
It is good that technical problem to be solved in the utility model is to provide a kind of imaging effect, the Dual-window X ray bulb that the quality of image is high.
The technical scheme that the utility model solves the problems of the technologies described above is as follows: a kind of Dual-window X ray bulb, in the middle of comprising, for ball-type pipe two ends, be respectively the shell of the first straight tube and the second straight tube, in described the first straight tube and described the second straight tube, be equipped with utmost point handle, in described ball-type pipe, be provided with two target discs that are parallel to each other, described target disc is fixed on described utmost point handle, in described ball-type pipe, be provided with support column, on described support column, be fixed with filament ring, described filament ring is positioned at the centre of two target discs and parallel with two target discs, described filament ring is provided with filament assembly, on described filament assembly, there is supply lines to draw shell.
On the basis of technique scheme, the utility model can also be done following improvement.
Further, in described the first straight tube and the second straight tube, be equipped with bearing pedestal, on described utmost point handle, be equipped with rotor, described rotor is positioned on bearing pedestal, and described rotor can rotate on bearing pedestal, and described utmost point handle and target disc rotate along with the rotation of rotor.
Further, described two target discs are separately fixed at two utmost point handles on one end of ball-type pipe.
Further, the utmost point handle in described the first straight tube is provided with utmost point dish, and described support column is fixed on described utmost point dish, and described two target discs are fixed on utmost point handle in described the second straight tube side by side on one end of ball-type pipe.
Further, described filament ring is fixed on described utmost point dish with upper support column by three or three.
Further, described filament assembly comprises filament, cathode shield, insulating barrier, grid, described filament is fixed in cathode shield, the both sides of described cathode shield are equipped with grid by insulator separation respectively, described two grids are respectively towards described two target discs, and described filament, grid have respectively supply lines to draw shell.
Further, the quantity of described filament is one or two or three, and described filament is arranged in parallel with respect to target surface in cathode shield.
Further, the target surface of described target disc adopts tungsten metal target surface.
Further, described shell adopts glass shell or metal vacuum encapsulating package.
The beneficial effects of the utility model are: avoided movement that X ray bulb in use the needs impact on imaging effect, the utility model is Dual-window bulb, for inactive state exposure, can improve the quality of image, the exposure of bulb is controlled by electronics grid, the exposure interval of different focal positions can be controlled in lower than Millisecond, can significantly improve image taking speed, and exposure point position is more accurate.
Accompanying drawing explanation
Fig. 1 is the structural representation of the specific embodiment one of a kind of Dual-window X ray of the utility model bulb;
Fig. 2 is the structural representation of the specific embodiment two of a kind of Dual-window X ray of the utility model bulb;
Fig. 3 is the structural representation of the specific embodiment three of a kind of Dual-window X ray of the utility model bulb;
Fig. 4 is the structural representation of the filament assembly of a kind of Dual-window X ray of the utility model bulb.
In accompanying drawing, the list of parts of each label representative is as follows:
1, ball-type pipe, the 2, first straight tube, the 3, second straight tube, 4, shell, 5, utmost point handle, 6, target disc, 7, support column, 8, filament ring, 9, filament assembly, 10, bearing pedestal, 11, rotor, 12, utmost point dish, 13, filament, 14, cathode shield, 15, insulating barrier, 16, grid, 17, focus, 18, holder.
Embodiment
Below in conjunction with accompanying drawing, principle of the present utility model and feature are described, example, only for explaining the utility model, is not intended to limit scope of the present utility model.
Embodiment mono-:
As shown in Figure 1, a kind of Dual-window X ray bulb, in the middle of comprising, for ball-type pipe 1 two ends, be respectively the shell 4 of the first straight tube 2 and the second straight tube 3, the first described straight tube 2 and the utmost point handle in the second straight tube 3 are anode handle, described support column 7 is fixed on the inwall of described ball-type pipe, in described the first straight tube 2 and the second straight tube 3, be equipped with bearing pedestal 10, on described utmost point handle 5, be equipped with rotor 11, described rotor 11 is positioned on bearing pedestal 10, described rotor 11 can rotate on bearing pedestal 10, described utmost point handle 5 rotates along with the rotation of rotor 11, in described the first straight tube 2 and described the second straight tube 3, be equipped with utmost point handle 5, in described ball-type pipe 1, be provided with two target discs that are parallel to each other 6, described target disc 6 is fixed on described utmost point handle 5, described two target discs 6 are separately fixed at two utmost point handles 5 on one end of ball-type pipe 1, described target disc 6 is positioned at ball-type pipe 1, in described ball-type pipe 1, be provided with support column 7, on described support column 7, be fixed with filament ring 8, described filament ring 8 is positioned at the centre of two target discs 6 and parallel with two target discs 6, described filament ring 8 is provided with filament assembly 9, on described filament assembly 9, there is supply lines to draw shell 4, described target disc 6 target surfaces adopt tungsten metal target surface, described shell 4 adopts glass shell or metal vacuum encapsulating package.The quantity of described filament 13 is one or two or three, and described filament 13 is arranged in parallel with respect to the target surface of target disc 6 in cathode shield 14, as shown in Figure 4.Projection place of described filament on the target surface of two target discs 6 is respectively focus 17, and the distance between described two focuses 17 is 33mm.
In use procedure, target disc 6 is High Rotation Speed under the drive of the utmost point handle 5 of rotation, the perfectly straight stream positive high voltage electricity of target disc 6, logical negative high voltage electricity on filament 13, filament 13 is energized simultaneously and heats and send electronics, owing to being added with the voltage lower than filament 13 (-4000V left and right) on grid 16, so electronics can not be excessive, if now cancel two, control the negative voltage in grid 16, electronics accelerates the corresponding target disc 6 of bombardment and produce X ray in focus 17, so alternately controls two voltages on grid 16 and just can realize the X ray exposure at diverse location.
Embodiment bis-:
As shown in Figure 2, in the middle of comprising, for ball-type pipe 1 two ends, be respectively the shell 4 of the first straight tube 2 and the second straight tube 3, the first described straight tube 2 and the utmost point handle in the second straight tube 3 are anode handle, described support column 7 is fixed on the inwall of described ball-type pipe, in described the first straight tube 2 and the second straight tube 3, be equipped with holder 18, in described the first straight tube 2 and described the second straight tube 3, be equipped with utmost point handle 5, described utmost point handle 5 is fixed on holder 18, in described ball-type pipe 1, be provided with two target discs that are parallel to each other 6, described target disc 6 is fixed on described utmost point handle 5, described two target discs 6 are separately fixed at two utmost point handles 5 on one end of ball-type pipe 1, described target disc 6 is positioned at ball-type pipe 1, in described ball-type pipe 1, be provided with support column 7, on described support column 7, be fixed with filament ring 8, described filament ring 8 is positioned at the centre of two target discs 6 and parallel with two target discs 6, described filament ring 8 is provided with filament assembly 9, on described filament assembly 9, there is supply lines to draw shell 4, described target disc 6 target surfaces adopt tungsten metal target surface, described shell 4 adopts glass shell or metal vacuum encapsulating package.The quantity of described filament 13 is one or two or three, and described filament 13 is arranged in parallel with respect to the target surface of target disc 6 in cathode shield 14, as shown in Figure 4.Projection place of described filament on the target surface of two target discs 6 is respectively focus 17, and the distance between described two focuses 17 is 33mm.
In use procedure, the perfectly straight stream positive high voltage electricity of target disc 6, the logical negative high voltage electricity of filament 13, filament 13 is energized simultaneously and heats and send electronics, owing to being added with the voltage lower than filament 13 (-4000V left and right) on grid 16, so electronics can not be excessive, if now cancel the negative voltage in two grids 16, electronics accelerates the corresponding target disc 6 of bombardment and produce X ray in focus 17, and the voltage of so alternately controlling on grid 16 just can be realized the X ray exposure of different focal positions.
Embodiment tri-:
As shown in Figure 3, a kind of Dual-window X ray bulb, in the middle of comprising, for ball-type pipe 1 two ends, be respectively the shell 4 of the first straight tube 2 and the second straight tube 3, the utmost point handle 5 of the first described straight tube 2 is negative electrode handle, utmost point handle in the second straight tube 3 is anode tube, described negative electrode handle is provided with utmost point dish 12, and described two target discs 6 are fixed on anode handle in described the second straight tube 3 side by side on one end of ball-type pipe 1.In described the first straight tube 2, be provided with holder 18, described negative electrode handle is fixed on described holder 18, in described the second straight tube 3, be provided with bearing pedestal 10, described anode handle is provided with rotor 11, described rotor 11 is positioned on bearing pedestal 10, described rotor 11 can rotate on bearing pedestal 10, described anode handle rotates along with the rotation of rotor 11, described target disc 6 is positioned at ball-type pipe 1, on utmost point dish 12 on described negative electrode handle, be fixed with support column 7, on described support column 7, be fixed with filament ring 8, described filament ring 8 is positioned at the centre of two target discs 6 and parallel with two target discs 6, described filament ring 8 is provided with filament assembly 9, on described filament assembly 9, there is supply lines to draw shell 4, described target disc 6 target surfaces adopt tungsten metal target surface, described shell 4 adopts glass shell or metal vacuum encapsulating package.The quantity of described filament 13 is one or two or three, and described filament 13 is arranged in parallel with respect to the target surface of target disc 6 in cathode shield 14, as shown in Figure 4.Projection place of described filament on the target surface of two target discs 6 is respectively focus 17, and the distance between described two focuses 17 is 33mm.
In course of normal operation, anode target surface is added with direct current positive high voltage 20KV to 75KV, filament 13 is added with negative high voltage-20KV to-75KV, on grid 16, be added with the voltage lower than filament 13 (low-4KV left and right), filament 13 is energized simultaneously and heats and send electronics, and electronics is closed in can not be excessive in the space that two grids 16 and cathode shield 14 form.Now, as cancelled the voltage of grid 16 on one side, electronics accelerates the relative anode target surface of bombardment and produce X ray in focus 17.So alternately control two grid voltages and just can realize the X ray exposure at diverse location.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection range of the present utility model.
Claims (9)
1. a Dual-window X ray bulb, it is characterized in that, in the middle of comprising, for ball-type pipe two ends, be respectively the shell of the first straight tube and the second straight tube, in described the first straight tube and described the second straight tube, be equipped with utmost point handle, in described ball-type pipe, be provided with two target discs that are parallel to each other, described target disc is fixed on described utmost point handle, in described ball-type pipe, be provided with support column, on described support column, be fixed with filament ring, described filament ring is positioned at the centre of two target discs and parallel with two target discs, described filament ring is provided with filament assembly, has supply lines to draw described shell on described filament assembly.
2. a kind of Dual-window X ray bulb according to claim 1, it is characterized in that, in described the first straight tube and the second straight tube, be equipped with bearing pedestal, on described utmost point handle, be equipped with rotor, described rotor is positioned on described bearing pedestal, described rotor can rotate on described bearing pedestal, and described utmost point handle rotates along with the rotation of rotor.
3. a kind of Dual-window X ray bulb according to claim 2, is characterized in that, described two target discs are separately fixed at two utmost point handles on one end of ball-type pipe.
4. a kind of Dual-window X ray bulb according to claim 1, it is characterized in that, utmost point handle in described the first straight tube is provided with utmost point dish, and described support column is fixed on described utmost point dish, and described two target discs are fixed on utmost point handle in described the second straight tube side by side on one end of ball-type pipe.
5. a kind of Dual-window X ray bulb according to claim 4, is characterized in that, described filament ring is fixed on described utmost point dish with upper support column by three or three.
6. a kind of Dual-window X ray bulb according to claim 1, it is characterized in that, described filament assembly comprises filament, cathode shield, insulating barrier, grid, described filament is fixed in cathode shield, the both sides of described cathode shield are equipped with two grids by insulator separation respectively, described two grids are respectively towards described two target discs, and described filament, grid have respectively supply lines to draw described shell.
7. a kind of Dual-window X ray bulb according to claim 6, is characterized in that, the quantity of described filament is one or two or three, and described filament target surface with respect to target disc in cathode shield is arranged in parallel.
8. a kind of Dual-window X ray bulb according to claim 1, is characterized in that, the target surface of described target disc adopts tungsten metal target surface.
9. a kind of Dual-window X ray bulb according to claim 1, is characterized in that, described shell adopts glass shell or metal vacuum encapsulating package.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320554719.0U CN203406265U (en) | 2013-09-06 | 2013-09-06 | Double window X-ray bulb tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320554719.0U CN203406265U (en) | 2013-09-06 | 2013-09-06 | Double window X-ray bulb tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203406265U true CN203406265U (en) | 2014-01-22 |
Family
ID=49942188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320554719.0U Expired - Fee Related CN203406265U (en) | 2013-09-06 | 2013-09-06 | Double window X-ray bulb tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203406265U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105140090A (en) * | 2015-09-02 | 2015-12-09 | 北京艾立科技有限公司 | Parallel dual-window X-ray ball tube |
| CN111081511A (en) * | 2019-12-25 | 2020-04-28 | 陈庆春 | Anode target disk for rotary anode X-ray tube |
| WO2024093766A1 (en) * | 2022-11-01 | 2024-05-10 | 北京纳米维景科技有限公司 | Single-electron-source x-ray tube, x-ray tube assembly and corresponding ct device |
-
2013
- 2013-09-06 CN CN201320554719.0U patent/CN203406265U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105140090A (en) * | 2015-09-02 | 2015-12-09 | 北京艾立科技有限公司 | Parallel dual-window X-ray ball tube |
| CN111081511A (en) * | 2019-12-25 | 2020-04-28 | 陈庆春 | Anode target disk for rotary anode X-ray tube |
| WO2024093766A1 (en) * | 2022-11-01 | 2024-05-10 | 北京纳米维景科技有限公司 | Single-electron-source x-ray tube, x-ray tube assembly and corresponding ct device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203406265U (en) | Double window X-ray bulb tube | |
| CN202502979U (en) | X-ray tube | |
| US8488737B2 (en) | Medical X-ray imaging system | |
| US7778391B2 (en) | Field emission cathode and x-ray tube embodying same | |
| US4024424A (en) | Rotary-anode X-ray tube | |
| JP2015015227A5 (en) | X-ray generator tube, X-ray generator and X-ray imaging system using the same | |
| CN102779710B (en) | X-ray tube and operation method thereof | |
| CN110477943A (en) | A kind of device and method for realizing dual intensity CT in the way of flying focus | |
| Cao et al. | Fully vacuum-sealed addressable nanowire cold cathode flat-panel X-ray source | |
| CN201289834Y (en) | Radiating type CT machine X ray tube | |
| CN203218217U (en) | Micro-focus X ray tube with lateral beryllium window | |
| CN105261543A (en) | Single-target-surface multi-focus-point X-ray bulb tube | |
| JP5823206B2 (en) | X-ray tube device | |
| CN116631828A (en) | Single electron source X-ray tube, X-ray tube assembly and corresponding CT equipment | |
| CN105140090A (en) | Parallel dual-window X-ray ball tube | |
| JP2009016348A (en) | Pixel tube used for field emission display device | |
| CN202678279U (en) | Dual-target surface x-ray tube | |
| CN105405731B (en) | A kind of CT bulbs of use metal to ceramic sealing | |
| CN101834108B (en) | X-ray tube for emission in carbon nanometer cathode field | |
| CN201378579Y (en) | Carbon nano cathode field emission X-ray tube | |
| CN105405730B (en) | A kind of ratating anode CT ball tube of use graphene enhancing radiating | |
| JP2010080399A (en) | Rotary anode type x-ray tube assembly | |
| CN211016989U (en) | Magnetic fluid sealed multi-arm cathode X-ray tube | |
| CN204946856U (en) | A kind of cathodic metal liquid sliding ring type X-ray tube device | |
| JP2015507835A (en) | X-ray tube cathode with magnetic electron beam steerability |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220112 Address after: 102609 Room 401, 4th floor, building B, No. 1, yard 26, Yongwang West Road, Daxing biomedical industry base, Zhongguancun Science Park, Daxing District, Beijing Patentee after: BEIJING AILI TECHNOLOGY Co.,Ltd. Address before: 102600 9-2-202, Xinghua Nanli, Huangcun West Street, Daxing District, Beijing Patentee before: Li Yue |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140122 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |