CN107546089A - A kind of high power x-ray bulb - Google Patents
A kind of high power x-ray bulb Download PDFInfo
- Publication number
- CN107546089A CN107546089A CN201610633487.6A CN201610633487A CN107546089A CN 107546089 A CN107546089 A CN 107546089A CN 201610633487 A CN201610633487 A CN 201610633487A CN 107546089 A CN107546089 A CN 107546089A
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- CN
- China
- Prior art keywords
- anode
- stator
- radiating groove
- rotor
- shell
- 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.)
- Granted
Links
- 239000002826 coolant Substances 0.000 claims abstract description 37
- 239000000919 ceramic Substances 0.000 claims abstract description 16
- 238000001816 cooling Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- 241000233855 Orchidaceae Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004781 supercooling Methods 0.000 description 1
Landscapes
- X-Ray Techniques (AREA)
Abstract
The present invention provides a kind of high power x-ray bulb, including the shell with hollow cavity, the both ends of shell are equipped with ceramic flange, anode disc component is provided with inside shell, ceramic flange is provided with cooling medium inlet pipeline and cooling medium exports, anode disc component includes anode target surface, rotor and stator, stator is respectively and fixedly connected in the ceramic flange, rotor is sheathed on the outside of stator, the end of stator is respectively equipped with anode front stator radiating groove and anode reverse side stator radiating groove, the end of rotor is respectively equipped with anode front rotor radiating groove and anode reverse side rotor radiating groove.Coolant is passed through cooling medium inlet pipeline to stator interior by the present invention; contact area is big, quickly can pass heat caused by anode by coolant, while ensures that the temperature of bearing is relatively low; bearing arrangement is effectively protected, improves life-span and the operating efficiency of X ray bulb.
Description
Technical field
The present invention relates to medical apparatus and instruments field, in particular it relates to a kind of high power x-ray bulb.
Background technology
X-ray computed tomograohy apparatus (referred to as " X ray CT device ") is, by subject X-ray irradiation,
And the X ray to having transmitted subject detects, the projection being made up of the X-ray absorption coefficient in subject is thus obtained
Data；The X ray CT dress of more bulb types with multiple X ray bulbs (i.e. X ray pipe device) in X ray CT device be present
Put.
At present, X ray bulb is always an important and valuable part on medical CT apparatuses, but in mesh
In preceding practice process, the part belongs to easily-consumed products, is easily damaged, and the local location cooling effect of existing X ray bulb is not good enough,
The life-span of X ray bulb is caused to greatly shorten.
Existing high power x-ray bulb is typically radiated in the following ways, and a kind of is common by radiation and heat
The mode of transmission is radiated, but this X ray bulb goes out heat transfer by shell in heat transfer, due to hair
There is certain distance between thermal element tungsten disc component and shell, and be in high vacuum state, heat transfer is slow, while effect compared with
Difference.Another kind is the liquid metal bearings using the cold mode of the saturating heart, but it can not take away too many heat, because cooling
The contact area of medium is small, so can only ensure that the temperature of bearing will not be too high, and the heat that tungsten disc heat generating component is pulled away compared with
It is few.Therefore, those skilled in the art, which need badly, provides a kind of high power x-ray bulb, and target disc inside is carried out using cooling medium
Heat exchange, cooling effect is improved, extend the life-span of X ray bulb.
The content of the invention
In order to solve problem of the prior art, the invention provides a kind of high power x-ray bulb, including with middle cavity
The shell of body, the both ends of the shell are equipped with ceramic flange, anode disc component, the china-clay method are provided with inside the shell
Orchid is provided with cooling medium inlet pipeline and cooling medium and exported, the anode disc component include anode target surface, rotor with
And stator, the stator are respectively and fixedly connected in the ceramic flange, the rotor is sheathed on the outside of stator, the end of the stator
Portion is respectively equipped with anode front stator radiating groove and anode reverse side stator radiating groove, and the end of the rotor is respectively equipped with anode
Front rotor radiating groove and anode reverse side rotor radiating groove, shape and the anode front of the anode front stator radiating groove turn
The shape of sub- radiating groove is adapted, and the shape of the anode reverse side stator radiating groove and anode reverse side rotor radiating groove is adapted.
Preferably, the anode front stator radiating groove, anode reverse side stator radiating groove, anode front rotor radiating groove with
And anode reverse side rotor radiating groove is in concavo-convex alternate shape.
Preferably, connected between the stator and rotor by bearing.
Preferably, the upper end of the shell is provided with X ray mouth.
Preferably, the sidepiece of the shell is provided with negative electrode.
Preferably, the cooling medium inlet pipeline extends to the inside of stator.
The beneficial effect that technical scheme provided by the invention is brought is：High power x-ray bulb provided by the invention, rotate
Part is sealed in shell, and by coolant by cooling medium inlet pipeline to stator interior, contact area is big, can be quick
Heat caused by anode is passed by coolant, while ensures that the temperature of bearing is relatively low, is effectively protected bearing knot
Structure, improve life-span and the operating efficiency of X ray bulb；Good cooling results of the present invention, it is easy to operate, rational in infrastructure, prolong significantly
The life-span of long X ray bulb.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme in patent of the present invention, required use in being described below to embodiment
Accompanying drawing be briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for this
For the those of ordinary skill of field, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings other
Accompanying drawing.
Fig. 1 is the cross-sectional view of high power x-ray bulb provided by the invention；
Fig. 2 is the left part structural representation of high power x-ray bulb provided by the invention；
Fig. 3 is the right part structural representation of high power x-ray bulb provided by the invention.
[reference in figure]：1. shell；2. ceramic flange；3. the first cooling medium inlet pipeline；4. the first cooling is situated between
Matter exports；5. stator；6. rotor；7. anode disc component；8. anode front rotor radiating groove；9. anode front stator radiates
Groove；10. anode reverse side rotor radiating groove；11. anode reverse side stator radiating groove；12. the second cooling medium inlet pipeline；13. the
Two cooling mediums export；14. bearing；15. negative electrode；16 anode target surfaces；17. X ray mouth.
Embodiment
To make present disclosure more clear understandable, below in conjunction with Figure of description, present disclosure is made into one
Walk explanation.Certainly the invention is not limited in the specific embodiment, the general replacement known to those skilled in the art
Cover within the scope of the present invention.Secondly, the present invention has carried out detailed statement using schematic diagram, real the present invention is described in detail
During example, for convenience of description, schematic diagram, should not be in this, as limitation of the invention not according to general proportion partial enlargement.
Above and other technical characteristic and beneficial effect, by conjunction with the embodiments and accompanying drawing to the present invention high power x-ray
Bulb is described in detail.As illustrated, Fig. 1 is the cross-sectional view of high power x-ray bulb provided by the invention；Figure
2 be the left part structural representation of high power x-ray bulb provided by the invention；Fig. 3 is high power x-ray provided by the invention
The right part structural representation of bulb.
As Figure 1-3, the present invention provides a kind of high power x-ray bulb, including the shell 1 with hollow cavity, pipe
The upper end of shell 1 is provided with X ray mouth 17, and the sidepiece of shell 1 is provided with negative electrode 15, and the both ends of shell 1 are equipped with the ceramics for sealing
Flange 2, simultaneously as stator 5 has electric action, ceramic flange 2 can make to insulate between stator 5 and shell 1, the present embodiment
The diameter of the ceramic flange in middle left side is more than the diameter of right side ceramic flange.The inside of shell 1 is provided with anode disc component 7, ceramics
Flange 2 is provided with cooling medium inlet pipeline and cooling medium exports, wherein, cooling medium inlet pipeline includes the first cooling
The cooling medium inlet pipeline 12 of medium entrance pipeline 3 and second, cooling medium outlet include the first cooling medium export 4 and
Second cooling medium outlet 13, the first cooling medium inlet pipeline 3 and the second cooling medium inlet pipeline 12 extend to stator
Inside.
Specifically, in the present embodiment, anode disc component includes anode target surface 16, rotor 6 and stator 5, stator 5 and turns
Connected between son 6 by bearing 14, stator 5 is two, and two stators 5 are respectively and fixedly connected in ceramic flange 2, and rotor 6 is sheathed on
The outside of stator 5, the end of stator 5 are respectively equipped with concavo-convex alternate anode front stator radiating groove 9 and anode reverse side stator
Radiating groove 11, the end of rotor 6 are respectively equipped with anode front rotor radiating groove 8 and anode reverse side rotor radiating groove 10, passed through
Set concavo-convex alternate radiating slot structure to considerably increase the contact area of coolant, accelerate anode heat dissipation effect.
The shape and the shape of anode front rotor radiating groove 8 of anode front stator radiating groove 9 in the present embodiment are mutually fitted
Should, the shape of anode reverse side stator radiating groove 11 and anode reverse side rotor radiating groove 10 is adapted, preferably, in the present embodiment,
Anode front stator radiating groove 9, anode reverse side stator radiating groove 11, anode front rotor radiating groove 8 and anode reverse side rotor
Radiating groove 10 also may be set to other shapes, concrete shape is set according to demand in concavo-convex alternate shape.
Cooling medium in the present invention is simultaneously from the first cooling medium inlet pipeline 3 and the second cooling medium inlet pipeline
12 enter, and reach inside stator 5, the diameter of the first cooling medium inlet pipeline 3 and the second cooling medium inlet pipeline 12 is equal
Less than the diameter of ceramic flange 2, coolant is by the inside of stator 5 and takes away anode heat, then from the first cooling medium outlet 4
And the outflow of the second cooling medium outlet 13.
In summary, high power x-ray bulb provided by the invention, rotatable parts are sealed in shell, coolant are led to
Supercooling medium entrance pipeline is delivered to stator interior, and contact area is big, heat caused by anode quickly can be passed through into coolant
Pass, while ensure that the temperature of bearing is relatively low, be effectively protected bearing arrangement, improve X ray bulb life-span and
Operating efficiency；Good cooling results of the present invention, life-span that is easy to operate, rational in infrastructure, greatly prolonging X ray bulb.
Although the present invention essentially describes above example, example is intended only as to be described, and the present invention is simultaneously
Not limited to this.Those of ordinary skill in the art can make the essential characteristics of a variety of modifications and application without departing from embodiment.For example,
Each part that embodiment is shown in detail can be changed and run, and be believed that to the modification and using related difference and be included in
In protection scope of the present invention that appended claims are limited.Involved embodiment in this specification, it is meant that combination
During specially feature, structure or the characteristic of embodiment description are included at least one embodiment of the present invention.Occur in specification
These terms in everywhere are not necessarily directed to the same embodiment.Special characteristic, structure are described with reference to any embodiment in addition, working as
Or during characteristic, all think that it falls into those of ordinary skill in the art and combines these specific spies that other embodiment can is realized
In the range of sign, structure or characteristic.
Claims (6)
1. a kind of high power x-ray bulb, it is characterised in that including the shell with hollow cavity, the both ends of the shell are equal
Provided with ceramic flange, anode disc component is provided with inside the shell, the ceramic flange is provided with cooling medium inlet pipeline
And cooling medium outlet, the anode disc component include anode target surface, rotor and stator, the stator is respectively and fixedly connected to
In the ceramic flange, the rotor is sheathed on the outside of stator, and the end of the stator is respectively equipped with anode front stator and dissipated
Heat channel and anode reverse side stator radiating groove, the end of the rotor is respectively equipped with anode front rotor radiating groove and anode is anti-
Face rotor radiating groove, the shape and the shape of anode front rotor radiating groove of the anode front stator radiating groove are adapted, institute
The shape for stating anode reverse side stator radiating groove and anode reverse side rotor radiating groove is adapted.
2. high power x-ray bulb according to claim 1, it is characterised in that the anode front stator radiating groove, sun
Pole reverse side stator radiating groove, anode front rotor radiating groove and anode reverse side rotor radiating groove are in concavo-convex alternate shape.
3. high power x-ray bulb according to claim 1, it is characterised in that pass through axle between the stator and rotor
Hold connection.
4. high power x-ray bulb according to claim 1, it is characterised in that the upper end of the shell is provided with X ray
Mouthful.
5. high power x-ray bulb according to claim 1, it is characterised in that the sidepiece of the shell is provided with negative electrode.
6. high power x-ray bulb according to claim 1, it is characterised in that the cooling medium inlet pipeline extension
To the inside of stator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610633487.6A CN107546089B (en) | 2016-08-04 | 2016-08-04 | High-power X-ray tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610633487.6A CN107546089B (en) | 2016-08-04 | 2016-08-04 | High-power X-ray tube |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107546089A true CN107546089A (en) | 2018-01-05 |
| CN107546089B CN107546089B (en) | 2024-05-28 |
Family
ID=60965815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610633487.6A Active CN107546089B (en) | 2016-08-04 | 2016-08-04 | High-power X-ray tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107546089B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108143433A (en) * | 2018-02-07 | 2018-06-12 | 叶华伟 | A kind of bulb cooling system |
| CN108766861A (en) * | 2018-07-30 | 2018-11-06 | 麦默真空技术无锡有限公司 | A kind of anode assemblies for X ray CT pipe |
| CN109817499A (en) * | 2019-02-01 | 2019-05-28 | 中国科学院电子学研究所 | High power density water cooling anode |
| CN110680364A (en) * | 2019-11-16 | 2020-01-14 | 新乡市特美特热控技术股份有限公司 | Cooling method and cooling system for high-power X-ray tube assembly |
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|---|---|---|---|---|
| US4734927A (en) * | 1984-12-21 | 1988-03-29 | Thomson-Cgr | Equipped force-convection housing unit for a rotating-anode X-ray tube |
| JPH06196112A (en) * | 1992-04-08 | 1994-07-15 | Toshiba Corp | Rotating anode type x-ray tube |
| JPH06251734A (en) * | 1993-02-17 | 1994-09-09 | Philips Electron Nv | X-ray tube rotary anode driving device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108143433A (en) * | 2018-02-07 | 2018-06-12 | 叶华伟 | A kind of bulb cooling system |
| CN108766861A (en) * | 2018-07-30 | 2018-11-06 | 麦默真空技术无锡有限公司 | A kind of anode assemblies for X ray CT pipe |
| CN109817499A (en) * | 2019-02-01 | 2019-05-28 | 中国科学院电子学研究所 | High power density water cooling anode |
| CN110680364A (en) * | 2019-11-16 | 2020-01-14 | 新乡市特美特热控技术股份有限公司 | Cooling method and cooling system for high-power X-ray tube assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107546089B (en) | 2024-05-28 |
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| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180313 Address after: 201300 Shanghai city Pudong New Area Town Park Road 318, building 7, floor 1 A zone Applicant after: SHANGHAI JUN'AN MEDICAL TECHNOLOGY CO.,LTD. Address before: 201512 Shanghai City, Jinshan District Jinshanwei town Qiushi Road No. 688 No. 1 Building 3 unit 345 room B Applicant before: SHANGHAI CHENGMING ELECTRONIC TECHNOLOGY Co.,Ltd. |
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