CN103705254A - Cooling device for gantry of computer tomography - Google Patents
Cooling device for gantry of computer tomography Download PDFInfo
- Publication number
- CN103705254A CN103705254A CN201310444651.5A CN201310444651A CN103705254A CN 103705254 A CN103705254 A CN 103705254A CN 201310444651 A CN201310444651 A CN 201310444651A CN 103705254 A CN103705254 A CN 103705254A
- Authority
- CN
- China
- Prior art keywords
- stand
- chiller
- cooling
- rotor
- rotating frame
- 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.)
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
- A61B6/44—Constructional features of apparatus for radiation diagnosis
- A61B6/4488—Means for cooling
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
- A61B6/02—Devices for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/03—Computerised tomographs
- A61B6/032—Transmission computed tomography [CT]
- A61B6/035—Mechanical aspects of CT
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05G—X-RAY TECHNIQUE
- H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
- H05G1/02—Constructional details
- H05G1/025—Means for cooling the X-ray tube or the generator
Abstract
The invention relates to a cooling device used for cooling of a gantry (1) of a computer tomograph, comprising agantry housing (2) and a rotor (4) that is provided with an X-ray source (6) and at least one refrigerant line (8) and is rotatable relative to the gantry housing. The refrigerant line (8) is integrated into a rotating frame (3) supported rotatably relative to the agantry housing (2), and comprises multiple line sections (9) lying in a plane orthogonal to the rotational axis (R) of the gantry (1).
Description
Technical field
The present invention relates to a kind of chiller of computer X-ray chromatogram scanner stand.Computer X-ray chromatogram scanner is especially designed for and generates X ray technology sectioning image in medical skill.Equally, computer X-ray chromatogram scanner also can be used in material Non-Destructive Testing.
Background technology
The stand of computer X-ray chromatogram scanner comprises a non-rotary part for annular substantially, is commonly referred to stand shell.Stand shell generally has fixing supporting frame, secure shroud or deflector on it.On supporting frame, also by applicable bearing, for example rolling bearing, is bearing in the part of annular equally substantially of rotating when computer X-ray chromatogram scanner is worked, and is commonly referred to stand rotor.Be different from direct supporting, also can by rotor by inclination frame and thereby can be fixed on supporting frame inclination.Rotor comprises again the rotating frame that is called drum or gantry, and all rotary parts (especially at least one X ray radioactive source and at least one with it the detector of mating reaction) are all fixed on rotating frame.Rotating frame is conventionally by metal casting, and especially aluminium casting forms.Rotating frame is bearing on stand shell by the support ring being typically made of a steel distolateral.
In the computer X-ray chromatogram scanner as X ray technical equipment, the electrical power major part required for the work of X ray radioactive source is converted to heat, and only have smaller fractional conversion, is X ray.Due to this reason, should guarantee that X ray radioactive source is fully cooling, this for example can realize by the air-cooling apparatus in stand.
By the stand of the known a kind of computer X-ray chromatogram scanner of DE102005041538B4, it comprises support ring, and for supporting rotatable rotation balladeur train, wherein, support ring is useful on to rotation balladeur train and carries coolant, that is the cooling duct of air.Cooling duct has many gateways and along the cross section circumferentially changing, here, the cross section of variation can adapt with the amount of coolant of taking out in cooling duct.
DE10304661B4 discloses another kind of by the method for air-cooling apparatus cooling computer X ray chromatogram scanner stand.In this case, stand shell can be bearing on computer X-ray chromatogram scanner standing part by bearing inclination.Cold gas input equipment is set, for cooling blast being introduced in stand shell from standing part in the region of bearing.
WO2008/052735A1 relates to the refrigerating module that is particularly useful for cooling armarium.Even if armarium also relates to computer X-ray chromatogram scanner in this case, wherein, the cooling inner air in its stand of refrigerating module.This refrigerating module comprises gas-liquid heat-exchanger, aerator and is at least partially integrated in controller wherein.
Chiller by the known another kind of DE19945413A1 for computer X-ray chromatogram scanner stand, it has at least one to flow through the heat exchanger of liquid medium.Liquid medium can relate to the cooling and heat insulation oil around the X ray radioactive source of computer X-ray chromatogram scanner.The heat exchanger of sub-circular is comprised of the heat exchanger component of rectangle one by one generally, as they use in auto industry.
DE2010013604A1 discloses a kind of computer X-ray chromatogram scanner that has Control device of liquid cooling equally.On the rotor of computer X-ray chromatogram scanner stand, at least one X-ray tube and a liquid-cooling system are installed.Liquid-cooling system, along extending from the distance of the different sizes of rotation axis, therefore produces centrifugal force in various degree.In order to improve the pressure in cooling system, establish the balancing volume of common rotation, it loads by mass elements, increases the pressure on cooling liquid that acts on that centrifugal force causes.
Summary of the invention
The object of the invention is, compare with above-listed prior art, further improve the chiller of computer X-ray chromatogram scanner stand, especially can be designed to save locus and have high peak value cooling power.
Above-mentioned purpose realizes by a kind of chiller of computer X-ray chromatogram scanner stand, this stand has stand shell and can be with respect to this stand shell rotor rotation, that comprise x-ray source, this rotor has at least one coolant hose, by the present invention, described coolant hose is integrated in the rotating frame that can support rotatably with respect to stand shell, and has a plurality of pipeline sections in the plane with stand rotation axis quadrature.
This chiller is for the stand of cooling computer X ray chromatogram scanner, this stand comprises stand shell and can be with respect to this stand shell rotor rotation, that have x-ray source and at least one coolant hose, wherein, coolant hose, in the rotor-side of stand is integrated in the radial section of rotating frame of rotor, and has a plurality of pipeline sections in the plane with stand rotation axis quadrature.Here these pipeline sections form heat exchanger, and when computer X-ray chromatogram scanner is worked, this heat exchanger discharges heat to ambient air.The air being heated by heat exchanger can for example be drawn from computer X-ray chromatogram scanner, and/or cooling by another fixing heat exchanger in computer X-ray chromatogram scanner inside.
In some forms of implementation, heat exchanger is saved especially position and is designed the rotor-side at stand, and wherein, pipeline section is pressed monolayer alignment in rotating frame.
By a kind of form of implementation of mode as an alternative, a pipeline section minute multilamellar is arranged in rotating frame.In this case, compare with front a kind of form of implementation, when only requiring appropriateness to increase structure space, cooling power obviously improves.
In both cases, it is distolateral that heat exchanger is arranged on rotating frame based on it, causes cooling-air to have good mobility and have available large heat transfer area.
Heat exchanger integrated or is integrated in rotating frame, can also guarantee as heat-carrying agent provides large volume, not needing a large amount of additional structure spaces, or can not seriously undermine the load-carrying construction of rotating frame.The storage volumes that heat exchanger is large especially guarantees short-term and receives the very high peak heat power producing by x-ray source or a plurality of x-ray source.Meanwhile, by this setting that is conducive to flow technique of heat exchanger, the thermal power that also makes it possible to the lasting discharge from coolant hose to environment is high.Compare with prior art, this high cooling power can shorten cooling intermittence or eliminate completely cooling intermittence, and this has equivalence with the time of utilizing that correspondingly increases computer X-ray chromatogram scanner.
X-ray source energy so that assembling mode be fixed on the axial direction part of rotating frame.Rotating frame generally includes axial direction part and radial section, and radial section has the pipeline section that is located at its inside/above it.Preferably contrary with radial section, axial direction part does not have liquid through-flow cooling.
Stand shell has fixing supporting frame conventionally, secure shroud or deflector on it.In some embodiment, supporting frame comprises inclination frame, and its inclination axis becomes perpendicular quadrature directed with the rotation axis of rotor.
By a kind of, preferably further develop, not revolvable supporting frame itself, have the annular cooling air channels extending vertically with regard to stand rotation axis, the rotor of the described heat exchanger with X ray radioactive source and common rotation can be rotated to support on this supporting frame.By at least one aerator, carry out carrying from stand shell to stand rotor air here.At least one aerator that impels air to carry, can or be arranged on the outside of stand or is arranged on the inside of stand.By preferred mode, (at least one) aerator of some, the cooling power of its quantity and requirement adapts, and they are in that side of inclination frame, that is in non-rotary that side of stand, are arranged in cooling air channels circlewise generally.By annular on the one hand cooling air channels, as long as it is in non-rotary that side of stand, just can arbitrary extent, almost all equip when needed aerator, and the degree filling of the rotation Duan Yigao of cooling air channels forms the pipeline section of heat exchanger on the other hand, thereby in the narrowest space, cause the high hot-fluid by stand.
A kind of preferred version by stand arranges cooling air channels, with regard to the rotation axis of rotor, it on supporting frame or in have a directed cooling-air input section vertically, and have one radially directed radially around the cooling-air deferent segment of stand rotor.Unlike this, for example, also can realize a kind of version, by this version, stand can mainly flow through cooling-air on the whole vertically.
As by the mobile fluid of coolant hose in stand rotor-side, can for example utilize water or oil.Fluid in inflow heat exchanger is preferably also directly used in cooling x-ray source.
Form the pipeline section of heat exchanger, inner in the sagittal plane perpendicular to rotation axis, with respect to the rotation axis of stand, preferably at least approximate tangentially extension.
By the first scheme, the mutual concentric arrangement of a plurality of pipeline sections, wherein pipeline section is respectively along the tangential extension of stand.Press the second flexible program, coolant hose spiral type is arranged in rotating frame.
In this two schemes, pipeline section can directly consist of the hole in rotating frame stock.Mode as an alternative, coolant hose is designed to the independent conduit being fixedly connected with rotating frame.
In the horse structure form of all explanations, in order to improve conduction of heat, by selection, also can, in order to guide targetedly cooling-air in stand inside, coolant hose be connected with cooling fin heat conduction.These cooling fins can for example directly not pass through on the axial direction part of liquid cools in rotating frame.
The architectural feature of described chiller is (not only about heat exchanger but also about member around it, especially the architectural feature of wall or cooling-air pipe guide element), in the situation that utilize this unified basic scheme (this basic scheme all the time based on by heat exchanger in rotor-side is integrated in rotating frame, that is be located in rotor bottom), that can realize cooling power is a kind of very flexibly with for the appropriate design of load.For example pass through to change the quantity of heat exchanger wall, or by use, form the vicissitudinous diameter of pipeline section of heat exchanger, obtain changing easily probability.Equally likely, in the bottom of stand rotor or only settle single heat exchanger, or settle a plurality of heat exchangers.
In any case by integrated at least one heat exchanger in rotating frame, especially in rotor front side, cause can flexible utilization structure space.
The cooling medium pump being connected with coolant hose is for example on the distolateral rotor that is located at stand.Equally, distolateral, especially in the front side of rotor, can also establish equalizing reservoir, it becomes parts of chiller.But equalizing reservoir also can be in rotor cover on the rear side of supporting frame or the circumference of rotor.
Advantage of the present invention is especially, by heat exchanger being integrated in the rotating frame of stand in rotor-side, not only make computer X-ray chromatogram scanner be located at the some parts good heat transfer outside rotor, and can make full use of the structure space existing in stand rotor-side.
Accompanying drawing explanation
By accompanying drawing, describe embodiments of the invention in detail below.Wherein part represents very simplifiedly:
Fig. 1 represents the partial cross-section of computer X-ray chromatogram scanner stand;
Fig. 2-5 schematically illustrate computer X-ray chromatogram scanner stand different schemes cutaway view;
Fig. 6 represents the cutaway view of coolant hose in computer X-ray chromatogram scanner stand; And
Fig. 7 represents the distolateral view of computer X-ray chromatogram scanner stand.
Corresponding or act on identical part and adopt same Reference numeral to represent each other in all accompanying drawings.
The specific embodiment
It is totally indicated in the stand of Local Representation in Fig. 1 with Reference numeral 1, the ingredient of the computer X-ray chromatogram scanner that further do not represent in figure, the prior art that the basic function of relevant calculation machine X ray chromatogram scanner stand can be quoted referring to preface.
As the parts of rotor, in Fig. 1, except rotating frame 3, also can see x-ray source 6 and the beam diaphragm 7 being fixed on above it, the latter is arranged in the ray tracing of the X beam of x-ray source 6 transmittings.Rotating frame 3 is comprised of radial section 10 and the cylindrical shell shape axial direction part 11 that is attached thereto, radial section 10 can be rotated to support on supporting frame by bearing, be to be here bearing on the inclination frame of stand shell 2, and axial direction part 11 surface externally form the outer surface of rotor 4.
In addition Fig. 1 also represents to be located at the coolant hose 8 in radial section 10, it,, by tangential along rotor 4 or circumferentially extend some pipeline sections 9 in the plane with stand 1 rotation axis quadrature in and form and play heat exchanger, is particularly useful for the heat that discharge is produced by x-ray source 6.The coolant flow representing with broad arrow in Fig. 1 mainly flows through stand 1 vertically.In Fig. 1, by narrow arrow, be illustrated in rotor 4 inner and on its border, especially at rotating frame 3 surfaces and hot-fluid and heat carrier flow between coolant hose 8 and x-ray source 6.
For cooling-air is guided targetedly on rotor 4 surfaces of stand 1, the wall 18 of stand shell 2 is in axial direction part 11 outside radially, and it is partially enclosed, forms flow channel 12.In pressing the embodiment of Fig. 1, cooling-air stream is from the rear side of stand 1 side flow forward.When the annular cooling air channels 12 forming from the axial direction part 11 by rotating frame 3 and wall 18 at cooling-air flows out, cooling-air is radially to extrinsic deflection.
Computer X-ray chromatogram scanner can not rotate or the parts of the inclination outside in stand shell 2, and wherein in Fig. 1, a summary has represented fixing chiller 14.Fixing chiller 14, as the chiller of realizing by coolant hose 8 on the rotor 4 at stand 1, by the work of air-liquid heat exchanger, also can be flow through vertically equally, wherein at the flow direction of fixing chiller 14 interior air, contrary with the cooling-air flow path direction in cooling air channels 12.
Wanting cooling air from fixing chiller 14 flows out, cooling air first radially inwardly flows to inclination frame 13 (it is parts of stand shell 2), and further flow back in cooling air channels 12, in computer X-ray chromatogram scanner, form thus closed cooling air circulation.
Therefore, the heat being produced by x-ray source 6 when computer X-ray chromatogram scanner is worked, on the one hand distolateral, that is pass to cooling-air in that side that rotating frame 3 faces inclination frame 13, here this side at rotating frame 3 arranges pipeline section 9, and heat is also passed to cooling-air from the axial direction part 11 of rotating frame 3 on the other hand.Therefore from the heat of x-ray source 6, not only directly but also indirectly, that is by radial section 10 be integrated in pipeline section 9 wherein, flow to axial direction part 11.
Can also be not have the mode representing to realize some forms of implementation in scheming, wherein cooling-air is only once guided by cooling air channels 12, and then from computer X-ray chromatogram scanner, discharges.
Fig. 2 only represents rotor 4, does not represent the stand shell 2 of stand 1, and compares by the embodiment shown in Fig. 1, has represented to form on rotating frame 3 two schemes of coolant hose by the embodiment of Fig. 2., in the distolateral surface of rotating frame 3 radial sections 10, for example, by machining and/or by casting, process some grooves here, the cross section of their definition pipeline sections 8.In the situation that pad is established sealing member 20, on the surface of radial section 10, lay cover plate 21, thus the cross section of sealing pipeline section 8.Mode by not having to represent, for example, by screw, be fixedly connected with cover plate with the miscellaneous part of rotating frame 3.
The another kind of pipeline section 8 arrangements that is the scheme of multilamellar in the latter half of Fig. 2, have been represented.In this case, still, in the situation that pad is established sealing member 20, lay matching board 22 on cover plate 21, this matching board 22 has some grooves, and these grooves form the groove of pipeline section 8 cross sections above corresponding to the definition in radial section 10 of introducing.Here, in the pipeline section 8 mirror symmetry shaping each other of cover plate 21 both sides, wherein the plane of symmetry is in cover plate 21 central authorities.Pipeline section 8 is also completely integrated in the rotating frame 3 of stand 1 in this case.
The fluid that flows through pipeline section 8 is consistent with the oil of cooling x-ray source 6 in the situation that shown in Fig. 2.Therefore there is single heat carrier circulation, in this heat carrier circulation, pass through heat-carrying agent, that is oil, receive the heat of x-ray source 6, and spread out of by forming the cooler of pipeline section 8 from x-ray source 6.In order to be connected between cooling parts and pipeline section 8 in rotating frame 3 wanting, establish linkage section 15 on fluid technique.
The multiple field form of implementation of laying pipeline section 8 in two or more layers parallel to each other representing in Fig. 2 can realize equally in by the embodiment of Fig. 1 or in the embodiment of Fig. 3, Fig. 4 or Fig. 5.The rotation axis of stand 1 represents with R.In all schemes, by do not rotate at least one the aerator 17 of a side at stand 1, generation is flowed by the cooling-air of stand 1 targetedly.
The scheme of various combination that represents the geometric configuration of stand 1 rotor-side chiller and rotating frame 3 radial sections 1 by the embodiment of Fig. 3 and Fig. 4.
In pressing the example of Fig. 3, pipeline section 8 is imbedded in radial section 10 completely, and wherein, the wall of pipeline section 8 is directly by the stock of radial section 10, and for example steel forms.
Contrary in pressing the embodiment of Fig. 4, pipeline section 8 is by independent conduit, and for example copper pipe forms, and it is fixed on radial section 10.
By the embodiment of Fig. 5, schematically illustrate stand 1 chiller, wherein cooling-air flows in stand shell 2 vertically, and radially leaves stand shell 2.In the inside of inclination frame 13, form directed vertically annular cooling-air input section 16, be wherein arranged on the aerator 17 that there is no expression here.
Between cooling-air input section 16 and the section of same cooling air channels 12 in rotor 4 in cooling air channels 12 designs in stand shell 2, only have little end play, it is on the not significantly impact of cooling-air stream.Cooling-air by 8 heating of pipe volume is finally radially discharged, and uses cooling air channels 12 to be integrated in the cooling-air deferent segment 19 in stand shell 2 for this reason.The cooling-air of heating, preferably by the fixing cooler here not representing, returns and guides in cooling-air input section 16, thus even in this case, also as in pressing the embodiment of Fig. 1, closed cooling-air stream.
In Fig. 6, the schematic sectional view of stand 1 represents the shape of coolant hose 8, and it is applicable to the various embodiment by Fig. 1 to 5: coolant hose 8 is depicted as a helix, and its central spot is on rotation axis R.
Fig. 7 represents the partial top view of rotor 4 front of stand 1 very simply, and stand 1 is at its rear side, that is faces stand shell 2 those sides, has by the Control device of liquid cooling shown in one of Fig. 1 to 5.Parts as stand chiller have represented cooling medium pump 23, and it is the same with the equalizing reservoir not representing, is connected equally with pipeline section 9 on fluid technique.
In a word, different from traditional refrigerating module, by at their all parts of spatial separation, that is part is located at front side (for example cooling medium pump 23) and partly integrated being arranged in rotating frame 3 (forms the pipeline section 9 of cooler), stand chiller is modified design, compare with prior art thus, especially in stand front side, can utilize additional structure space.
Claims (13)
1. the chiller of a computer X-ray chromatogram scanner stand (1), this stand has stand shell (2) and can be with respect to this stand shell (2) rotor (4) rotation, that comprise x-ray source (6), this rotor (4) has at least one coolant hose (8), it is characterized by: described coolant hose (8) is integrated in the rotating frame (3) that can support rotatably with respect to stand shell (2), and have a plurality of pipeline sections (9) in the plane with stand (1) rotation axis (R) quadrature.
2. according to chiller claimed in claim 1, it is characterized by, described pipeline section (9) is pressed monolayer alignment in rotating frame (3).
3. according to chiller claimed in claim 1, it is characterized by, described pipeline section (9) minute multilamellar is arranged in rotating frame (3).
4. according to the chiller one of claims 1 to 3 Suo Shu, it is characterized by, the axial direction part (11) that described rotating frame (3) has the radial section radially extending and is attached thereto and extends vertically, wherein, at the upper fixedly x-ray source (6) of axial direction part (11).
5. according to chiller claimed in claim 4, it is characterized by, the axial direction part (11) of described rotating frame (3) does not have liquid through-flow cooling.
6. according to the chiller one of claim 1 to 5 Suo Shu, it is characterized by, described stand shell (2) has supporting frame (13), and this supporting frame is preferably designed to inclination frame, and its inclination axis is perpendicular to rotor (4) rotation axis (R) orientation.
7. according to chiller claimed in claim 6, it is characterized by, described supporting frame (13) has annular cooling air channels (12), and the latter is designed for to rotor (4) input cooling-air.
8. according to chiller claimed in claim 7, it is characterized by, described cooling air channels (12) has the cooling-air of orientation input section (16) and radially the cooling-air deferent segment (19) of orientation vertically with regard to the rotation axis (R) of rotor (4).
9. according to the chiller one of claim 1 to 8 Suo Shu, it is characterized by, a plurality of pipeline sections (9) are concentric arrangement mutually.
10. according to the chiller one of claim 1 to 8 Suo Shu, it is characterized by, coolant hose (8) spiral type is arranged in rotating frame (3).
11. according to the chiller one of claim 1 to 10 Suo Shu, it is characterized by, and pipeline section (9) directly consists of the hole in rotating frame (3) stock.
12. according to the chiller one of claim 1 to 10 Suo Shu, it is characterized by, and coolant hose (8) is designed to independent conduit.
13. according to the chiller one of claim 1 to 12 Suo Shu, it is characterized by, and the cooling medium pump (23) being connected with described pipeline section (9) is arranged on the distolateral of rotor (4).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102012217739.6A DE102012217739B4 (en) | 2012-09-28 | 2012-09-28 | Cooling device of a gantry of a computer tomograph |
| DE102012217739.6 | 2012-09-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103705254A true CN103705254A (en) | 2014-04-09 |
| CN103705254B CN103705254B (en) | 2016-06-01 |
Family
ID=50276214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310444651.5A Expired - Fee Related CN103705254B (en) | 2012-09-28 | 2013-09-26 | The refrigerating unit of computer X-ray computed tomography scanning instrument stand |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103705254B (en) |
| DE (1) | DE102012217739B4 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109567842A (en) * | 2018-12-26 | 2019-04-05 | 上海毫厘机电科技有限公司 | A kind of water cooling ring assemblies for medical PET system |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014217275A1 (en) * | 2014-08-29 | 2016-03-03 | Siemens Aktiengesellschaft | Rotor for a gantry of a computed tomography device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5610968A (en) * | 1995-03-17 | 1997-03-11 | Picker International, Inc. | High capacity cooling system for CT gantry |
| US5956383A (en) * | 1996-11-07 | 1999-09-21 | General Electric Company | Apparatus for removing heat from X-ray tube cooling fluid |
| US6412979B1 (en) * | 1998-10-05 | 2002-07-02 | Siemens Aktiengesellschaft | Computed tomography system with arrangement for cooling the x-ray radiator mounted on a rotating gantry |
| US6491428B1 (en) * | 1999-08-30 | 2002-12-10 | Kabushiki Kaisha Toshiba | X-ray computed tomography apparatus |
| JP2003144425A (en) * | 2001-11-13 | 2003-05-20 | Shimadzu Corp | X-ray ct device |
| CN102244969A (en) * | 2010-03-31 | 2011-11-16 | 西门子公司 | Computed tomography system with liquid cooling |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5299249A (en) * | 1992-11-27 | 1994-03-29 | Picker International, Inc. | Heat transfer techniques for moving thermal energy from high power X-ray tubes on rotating CT gantries to a remote location |
| DE19945413B4 (en) | 1999-09-22 | 2006-04-13 | Siemens Ag | Cooling device and computer tomograph with a cooling device |
| DE10304661B4 (en) * | 2003-02-05 | 2007-03-01 | Siemens Ag | Cooling system and method for cooling a gantry |
| DE102005041538B4 (en) | 2005-08-31 | 2009-04-30 | Siemens Ag | Gantry of a computer tomograph |
| DE102007033548B4 (en) | 2006-10-31 | 2021-03-04 | Siemens Healthcare Gmbh | Cooling module, technical device with a cooling module and method for internal cooling of a technical device |
| DE102011002619A1 (en) * | 2011-01-13 | 2012-02-23 | Siemens Aktiengesellschaft | Computer tomography apparatus for testing patient, has gantry arranged at mounting plate and tiltably mounted around tilting axis relative to mounting plate, where gantry is arranged at side and/or at point via bearing on mounting plate |
-
2012
- 2012-09-28 DE DE102012217739.6A patent/DE102012217739B4/en not_active Expired - Fee Related
-
2013
- 2013-09-26 CN CN201310444651.5A patent/CN103705254B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5610968A (en) * | 1995-03-17 | 1997-03-11 | Picker International, Inc. | High capacity cooling system for CT gantry |
| US5956383A (en) * | 1996-11-07 | 1999-09-21 | General Electric Company | Apparatus for removing heat from X-ray tube cooling fluid |
| US6412979B1 (en) * | 1998-10-05 | 2002-07-02 | Siemens Aktiengesellschaft | Computed tomography system with arrangement for cooling the x-ray radiator mounted on a rotating gantry |
| US6491428B1 (en) * | 1999-08-30 | 2002-12-10 | Kabushiki Kaisha Toshiba | X-ray computed tomography apparatus |
| JP2003144425A (en) * | 2001-11-13 | 2003-05-20 | Shimadzu Corp | X-ray ct device |
| CN102244969A (en) * | 2010-03-31 | 2011-11-16 | 西门子公司 | Computed tomography system with liquid cooling |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109567842A (en) * | 2018-12-26 | 2019-04-05 | 上海毫厘机电科技有限公司 | A kind of water cooling ring assemblies for medical PET system |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102012217739A1 (en) | 2014-04-03 |
| CN103705254B (en) | 2016-06-01 |
| DE102012217739B4 (en) | 2016-09-29 |
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