CN107510469A - CT equipment, detection device and its probe assembly - Google Patents
CT equipment, detection device and its probe assembly Download PDFInfo
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- CN107510469A CN107510469A CN201710985362.4A CN201710985362A CN107510469A CN 107510469 A CN107510469 A CN 107510469A CN 201710985362 A CN201710985362 A CN 201710985362A CN 107510469 A CN107510469 A CN 107510469A
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- 239000000523 sample Substances 0.000 title claims abstract description 154
- 238000001514 detection method Methods 0.000 title claims abstract description 81
- 230000008878 coupling Effects 0.000 claims abstract description 5
- 238000010168 coupling process Methods 0.000 claims abstract description 5
- 238000005859 coupling reaction Methods 0.000 claims abstract description 5
- 238000009434 installation Methods 0.000 claims description 25
- 230000000712 assembly Effects 0.000 claims description 13
- 238000000429 assembly Methods 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 8
- 230000004044 response Effects 0.000 abstract description 11
- 238000003745 diagnosis Methods 0.000 abstract description 10
- 230000008054 signal transmission Effects 0.000 description 20
- 238000009826 distribution Methods 0.000 description 14
- 230000017525 heat dissipation Effects 0.000 description 12
- 238000001816 cooling Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000003384 imaging method Methods 0.000 description 3
- 230000005855 radiation Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
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- 238000006243 chemical reaction Methods 0.000 description 1
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- 239000004744 fabric Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000009828 non-uniform distribution Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/03—Computed tomography [CT]
- A61B6/032—Transmission computed tomography [CT]
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/42—Arrangements for detecting radiation specially adapted for radiation diagnosis
- A61B6/4266—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a plurality of detector units
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/44—Constructional features of apparatus for radiation diagnosis
- A61B6/4488—Means for cooling
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Abstract
The invention provides a kind of probe assembly, including heatable electronic component, for supporting the support of the electronic component, and be connected to the support and with multiple thermal components of the electronic component thermal coupling, wherein, the heat-sinking capability of multiple thermal components is related to the radiating requirements at the electronic component and/or the support diverse location.The electronic component of probe assembly can produce substantial amounts of heat at work, heat can be shed by multiple thermal components, to cause the temperature of each position on probe assembly basically identical, ensure that the temperature of various pieces on probe assembly is constant, avoid producing thermograde so that the temperature of probe assembly is uniformly distributed, and ensures detection device response Uniformly stable, and then image image quality is improved, facilitate diagnosis.The present invention also provides a kind of CT equipment and detection device.
Description
Technical field
The present invention relates to technical field of medical equipment, more particularly to a kind of CT equipment, detection device and its probe assembly.
Background technology
At present, received by detector when the imaging device such as CT machines is imaged and sent by x-ray source, and the X for penetrating human body is penetrated
Line, and these X ray are converted into electric signal, ultimately generate digital picture.Generally, detector has certain width, to protect
Demonstrate,prove the reception of X ray.And with the conversion of mass data, detector can produce very big heat, generally use air cooling way
Reduce the temperature of detector.But when being cooled down using air cooling way to detector, the center section cooling of detector is not
Foot, causes the inhomogeneous cooling to detector, can produce obvious thermograde in the Z-axis direction, and thermograde can cause to visit
Device non_uniform response is surveyed, influences the quality of image imaging, and then influence diagnostic result.
The content of the invention
Based on this, it is necessary to at present because detector center section cools down deficiency and caused by ring caused by thermograde
Answer the problem of inconsistent, there is provided a kind of to ensure cooling effect, avoid producing thermograde to ensure the stable detection of response
Component, while a kind of detection device containing above-mentioned probe assembly is also provided, and provide a kind of containing above-mentioned detection device
Scanning system.
Above-mentioned purpose is achieved through the following technical solutions：
A kind of probe assembly, including heatable electronic component, for supporting the support of the electronic component, and connection
In the support and with multiple thermal components of the electronic component thermal coupling, wherein, the heat radiation energy of multiple thermal components
Power is related to the radiating requirements at the electronic component and/or the support diverse location.
In one of the embodiments, multiple non-homogeneous arrangements of the thermal component.
In one of the embodiments, multiple thermal components meet the electronic component by different arrangement density
And/or the radiating requirements at the support diverse location.
In one of the embodiments, multiple thermal components meet the electronic component by different area of dissipations
And/or the radiating requirements at the support diverse location.
In one of the embodiments, the thermal component includes radiating fin, and the radiating fin and the support
Non-perpendicular setting.
A kind of detection device, including housing unit are further related to, the housing unit limits an installation chamber, in addition to multiple
Probe assembly described in any technical characteristic as described above, multiple probe assemblies are arranged in the installation chamber.
In one of the embodiments, the housing unit includes Heat Conduction Material.
In one of the embodiments, the housing unit also has the air intake for being relatively arranged on the housing unit both sides
Mouthful and air outlet, the air inlet and the air outlet with the installation chamber.
In one of the embodiments, fan is additionally provided with the air inlet and/or the air outlet, for realizing
State installation chamber and outside air circulation.
A kind of CT equipment, including fixed support and runing rest are further related to, the runing rest is rotatably connected to described solid
Bulb and the as described above detection device described in any technical characteristic are symmetrically arranged with fixed rack, and on the runing rest, its
In, the bulb is used to launch X ray, and the detection device is used to receive the X ray.
After adopting the above technical scheme, beneficial effects of the present invention are：
CT equipment, detection device and its probe assembly of the present invention, the electronic component of probe assembly can produce at work
Substantial amounts of heat, heat can be shed by multiple thermal components, to cause the temperature of each position on probe assembly basic one
Cause, it is effective solve at present because detector inhomogeneous cooling and caused by caused by thermograde the response of detector different piece differ
The problem of cause, ensure that the temperature of various pieces on probe assembly is constant, avoid producing thermograde so that the temperature of probe assembly
It is uniformly distributed, ensures detection device response Uniformly stable, and then improve image image quality, facilitates diagnosis.
Brief description of the drawings
Fig. 1 is the stereogram of the embodiment of probe assembly one in detection device of the invention；
Fig. 2 is the probe assembly of an embodiment shown in Fig. 1 from the front view in terms of other direction；
Fig. 3 is the front view of the probe assembly of an embodiment shown in Fig. 1；
Fig. 4 is the stereogram of another embodiment of probe assembly in detection device of the invention；
Fig. 5 is the front view of the probe assembly of another embodiment shown in Fig. 4；
Fig. 6 is the stereogram of probe assembly another embodiment in detection device of the invention；
Fig. 7 is the front view of the probe assembly of another embodiment shown in Fig. 6；
Fig. 8 is the stereogram of probe assembly fourth embodiment in detection device of the invention；
Fig. 9 is the front view of the probe assembly of fourth embodiment shown in Fig. 8；
Figure 10 is the stereogram of the embodiment of probe assembly the 5th in detection device of the invention；
Figure 11 is the front view of the probe assembly of the 5th embodiment shown in Figure 10；
Figure 12 is the detection device of the present invention from the stereogram in terms of a direction；
Figure 13 is detection device shown in Figure 12 from the stereogram in terms of other direction；
Figure 14 is the part-structure schematic diagram of the detection device shown in Figure 12；
Figure 15 is the detection device analog temperature curve map of the present invention；
Wherein：
100- detection devices；
110- housing units；
111- lower casings；
1111- air inlets；
112- upper casings；
1121- air outlets；
120- probe assemblies；
121- detector cells；
122- thermal components；
124- supports；
125- signal-processing boards；
126- signal transmission boards；
130- fans.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, by the following examples, and combine attached
Figure, CT equipment, detection device and its probe assembly of the present invention are further elaborated.It should be appreciated that this place is retouched
The specific embodiment stated only to explain the present invention, is not intended to limit the present invention.
Referring to Fig. 1 to Fig. 3 and Figure 12 to Figure 14, the invention provides a kind of probe assembly 120, the probe assembly 120 should
For in the detection device 100 of scanning system, in the present embodiment, scanning system to illustrate by taking CT system as an example, CT system bag
Fixed support and runing rest are included, runing rest is rotatably connected on fixed support, and runing rest defines scanning area, and should
Bulb and detection device 100 are symmetrically arranged with runing rest, the probe assembly 120 of the bulb and detection device 100 is used for pair
Patient positioned at scanning area is imaged, wherein, the patient that bulb can be pointed to scanning area launches X ray, detection dress
Put 100 and X ray through patient is received by probe assembly 120, and the information of X ray is handled, and be imaged, side
Just diagnosis.The present invention probe assembly 120 can solve the problem that at present because of the inhomogeneous cooling of detection device 100 and caused by temperature ladder
Caused by degree the problem of 100 different piece non_uniform response of detection device, ensure that the temperature of probe assembly 120 is uniform, avoid producing
Raw thermograde, and then ensure that probe assembly 120 responds Uniformly stable, and then image image quality is improved, facilitate diagnosis.
Referring to Fig. 1 to Fig. 3, in the present invention, probe assembly 120 includes heatable electronic component, for supporting electronics
The support 124 of element, and be connected to support 124 and with multiple thermal components 122 of electronic component thermal coupling, wherein, it is multiple
The heat-sinking capability of thermal component 122 is related to the radiating requirements at electronic component and/or the diverse location of support 124.Electronic component
The X ray through human body can be detected, and the image reconstruction system of CT equipment is transferred to after the Electric signal processing that X ray will be detected
System, for image reconstruction.Electronic component can produce substantial amounts of heat when working, and thermal component 122 enables to probe assembly 120
The heat of each position is distributed as far as possible so that the temperature of probe assembly 120 is held essentially constant.If the heat of electronic component
Accumulation is excessive, can influence the accuracy of electronic component detection X ray and the accuracy of process signal, influence image reconstruction matter
Amount.Therefore, the heat on electronic component is distributed by multiple thermal components 122 with electronic component thermal coupling, can reduced
The temperature of electronic component, to ensure the accuracy of the accuracy of electronic component detection X ray and process signal, and then ensure figure
As reconstruction quality.Also, thermal component 122 also ensures that the temperature of various pieces is basically identical on electronic component, to avoid electricity
Occur thermograde in subcomponent, ensure the stability that probe assembly 120 responds, and then ensure image image quality, convenient doctor
Raw diagnosis.Support 124 can play a supportive role, and support the electronic component being disposed thereon, and thermal component 122 is arranged on support
On 124, while support 124 can also play a part of conducting heat and radiate, and support 124 can arrive the heat transfer of electronic component
On thermal component 122, distributed by thermal component 122, also, support 124 itself can also will distribute partial heat, to cause
Temperature on electronic component is uniformly distributed, and further avoids occurring thermograde on electronic component, ensures that probe assembly 120 is corresponding
Stability.
Further, electronic component includes detector cells 121, signal transmission board 126 and signal-processing board 125.Support
124 support detector cells 121, signal transmission board 126 and signal-processing board 125.Detector cells 121 are detected through human body
X ray, signal transmission board 126 are electrically connected to detector cells 121 and signal-processing board 125, and signal transmission board 126 will can be visited
Survey device unit 121 detects the electric signal transmission of X ray to signal-processing board 125, is transmitted after being handled by signal-processing board 125
To image re-construction system, for image reconstruction.
Moreover, multiple thermal components 122 are arranged at least on a surface of support 124, the bearing of trend of support 124 and spy
The bearing of trend for surveying component 120 is identical.So, thermal component 122 can be to detector cells 121, signal transmission board 126 and letter
Number process plate 125 radiates, and ensures the cooling-down effect of probe assembly 120.It is preferred that multiple thermal components 122 are positioned only at support
On 124 one of surface.Certainly, in the other embodiment of the present invention, multiple thermal components 122 are respectively arranged at branch
On two surfaces of frame 124.It is preferred that multiple thermal components 122 are set in parallel on a surface of support 124.Multiple radiatings
Part 122 enables to passage flowing of the heat that probe assembly 120 distributes between two adjacent thermal components 122, increases
Add the contact area of probe assembly 120 and air-flow, and then increased heat exchange area, reduce the temperature of probe assembly 120.When
So, in the other embodiment of the present invention, multiple thermal components 122 are respectively arranged on two surfaces of probe assembly 120,
The contact area of probe assembly 120 and air-flow can so be increased, ensure heat transfer effect.Moreover, two adjacent thermal components
Passage between 122 be present, the heat after thermal component 122 distributes can be in the passage of adjacent two thermal components 122 formation
Middle flowing, ensure that the temperature of the various pieces of probe assembly 120 is uniformly distributed, eliminate the thermograde of probe assembly 120, ensure to visit
The stability that device 100 responds is surveyed, and then ensures image image quality, facilitates diagnosis.In one embodiment of the present invention
In formula, multiple thermal components 122 are integrally formed setting with support 124, are easy to the processing and installation of thermal component 122.Another
In individual embodiment, multiple thermal components 122 are removably connected on support 124, are conveniently replaceable and are adjusted.
In the present invention, multiple thermal components 122 are distributed in an uniform manner, and heat caused by electronic component can pass through
Equally distributed thermal component 122 gives out.Certainly, in the other embodiment of the present invention, multiple thermal components 122 are non-
Even arrangement.Heat caused by the electronic component of probe assembly 120 can be distributed by the thermal component 122 of multiple non-homogeneous arrangements
Go out, to cause the temperature of the various pieces of probe assembly 120 to be held essentially constant.Detector cells 121, the letter of probe assembly 120
Number process plate 125 and signal transmission board 126 work caused by heat it is different, multiple non-uniform Distributions of thermal component 122 can
Meet the needs of diverse location heat distributes, avoid probe assembly 120 from producing thermograde.It is understood that probe assembly
120 heat dissipation capacity general goals set closeer thermal component 122, and relatively thin thermal component 122 is set at the small place of heat dissipation capacity.So can
Ensure that the temperature of each position on probe assembly 120 is uniformly distributed, eliminate detector cells 121, signal-processing board 125 and signal
Transmission board 126 along its length on thermograde, avoid influenceing each electronic unit of probe assembly 120 because temperature is uneven
The performance of (including but is not limited to detector cells 121, signal transmission board 126 and signal-processing board 125), ensures probe assembly
120 corresponding stability, and then ensure the image quality of probe assembly 120.Moreover, multiple thermal components 122 can be laterally
It is distribution or genesis analysis, it can also be tilt distribution.The row in the manner described above of multiple thermal components 122
Cloth enables to the heat on electronic component to distribute, and meets the different radiating requirements of the electronic component of probe assembly 120.
Further, the different arrangement density of multiple thermal components 122 meets 124 different positions of electronic component and/or support
Put the radiating requirements at place.Distributed by heat caused by the work of multiple electronic components of thermal component 122, meet detection group
The different radiating requirements of the electronic component of part 120 so that each position temperature is uniform on probe assembly 120, avoids the occurrence of temperature
Gradient.It is preferred that thermal component 122 is radiating fin.Can be with setting radiating fin as much as possible, to increase probe assembly
120 with the heat exchange areas of air flow contacts, ensure the heat transfer effect of probe assembly 120.Certainly, in the other embodiment of the present invention
In, thermal component 122 or projection, projection can also increase the surface area of probe assembly 120, then increase probe assembly
120 with the heat exchange areas of air flow contacts, ensure the heat transfer effect of probe assembly 120.Thermal component 122 can also be that other can
Increase the structure of the area of dissipation of probe assembly 120.
Referring to Fig. 4 to Fig. 9, it is preferred that on a surface of support 124, at least part radiating fin in multiple radiating fins
Length of the piece along the bearing of trend of support 124 is different.That is, on 124 same surface of support at least part radiating fin length
Degree is different, so that obtain multiple radiating fins has different density on support 124.Here the length of radiating fin refers to dissipate
Length of the hot fin along the length direction of support 124, the short transverse of probe assembly 120 is then perpendicular to the direction of length direction.
Because the length of at least part radiating fin in multiple radiating fins on support 124 is different, this results in the close of radiating fin
There is difference in degree, also, the heat distribution in the density of radiating fin and probe assembly 120 is adapted, e.g., probe assembly 120
Heat dissipation capacity general goal sets closeer radiating fin, and relatively thin radiating fin is set at the small place of heat dissipation capacity.It can so ensure to detect
The temperature of each position is uniformly distributed on device unit 121, eliminates detector cells 121, signal-processing board 125 and signal transmission board
126 along its length on thermograde, avoid influenceing because temperature is uneven each electronic unit of probe assembly 120 (including but
Be not limited to detector cells 121, signal transmission board 126 and signal-processing board 125) performance, ensure detection device 100 it is corresponding
Stability, and then ensure the image quality of detection device 100.
Alternatively, referring to Fig. 4 and Fig. 5, Fig. 4 is the stereogram of 120 another embodiment of probe assembly in detection device 100,
Fig. 5 be the probe assembly of another embodiment shown in Fig. 4 front view, short transverse of multiple radiating fins along probe assembly 120
Arrangement, and density of each radiating fin at least one end of support 124 is less than each radiating fin in the close of the central region of support 124
Degree.That is, the length of each radiating fin is different, and the radiating of the center section on support 124 along its length
The density of fin is larger, and the density of the radiating fin of the one end of support 124 is smaller, to cause the radiating of the radiating fin of diverse location
Ability is different, i.e., larger in the density of the larger region radiating fin of heat dissipation capacity, in the less region of heat dissipation capacity, corresponding radiating fin
The density of piece is smaller so that the substantially uniform distribution of temperature in probe assembly 120, eliminates thermograde, ensures detection device 100
Response is stable.Further, the density of the other end radiating fin of support 124 is again smaller than the center section radiating fin of support 124
Density, that is to say, that the density of the both ends radiating fin of support 124 is smaller, the density of the center section radiating fin of support 124 compared with
Greatly.
Referring to Fig. 6 and Fig. 7, alternatively, Fig. 6 is the stereogram of the another embodiment of probe assembly 120 in detection device 100,
Fig. 7 is the front view of the probe assembly of another embodiment shown in Fig. 6；One end of multiple radiating fins is on a surface of support 124
Upper stepped setting.Multiple radiating fins are divided into multigroup, and every group has at least one radiating fin, the radiating fin in every group
Length it is identical, multigroup radiating fin is in support 124 close to the stepped distribution in one end of air inlet 1111.I.e. multigroup radiating fin
Piece stepped distribution in the short transverse of probe assembly 120 according to length.So enable to the radiating of the one end of support 124
The density of fin is small, and the center section of support 124 and the density of the other end are larger, now, the center section of support 124 and another
The radiating fin at end can have more heat, can be taken away by air current flow, reduce the temperature of detector assembly so that visit
It is substantially uniform to survey the Temperature Distribution of device unit 121, signal-processing board 125 and signal transmission board 126, eliminates in probe assembly 120
Thermograde, ensure that the response of detection device 100 is stable.On the other hand, the length of each group of radiating fin is identical, is easy to add
Work and assembling.
Referring to Fig. 8 and Fig. 9, Fig. 8 is the stereogram of the fourth embodiment of probe assembly 120 in detection device 100, Fig. 9 Fig. 8
The front view of the probe assembly of shown fourth embodiment.Alternatively, on a surface of support 124, the one end of support 124 it is multiple
The density of radiating fin is less than the density of multiple radiating fins of the other end of support 124.Multiple radiating fins be divided into it is multigroup, every group
In there are at least two radiating fins, and the length of at least two radiating fins is different, also can at least two radiating fins
Certain several length in piece are identical and different with the length of remaining radiating fin.Multigroup radiating fin is on support 124 along detection
The short transverse of component 120 is into column distribution.So, multigroup radiating fin on support 124 along the short transverse of probe assembly 120
Into after column distribution, radiating fin different in size is staggered, and length radiating fin is disposed adjacent, and enables to support 124 1
The density of the radiating fin at end is small, has less heat-sinking capability, and the center section of support 124 and the density of the other end are larger,
With larger heat-sinking capability, now, the setting form of multiple radiating fins causes heat-sinking capability and the spy of multiple radiating fins
Survey heat distribution caused by the inside of component 120 to be adapted, reduce or eliminate the temperature difference in probe assembly 120, it is ensured that detection
The electronic units such as device unit 121, signal-processing board 125 and signal transmission board 126 ensure the ministry of electronics industry from the influence of temperature difference
The normal work of part.
Referring to Figure 10 and Figure 11, Figure 10 is the stereogram of the embodiment of probe assembly 120 the 5th in detection device 100, Figure 10
For the stereogram of the embodiment of probe assembly 120 the 5th in detection device 100, Figure 11 is the detection group of the 5th embodiment shown in Figure 10
The front view of part.Alternatively, at least there is three groups of radiating fins, the density of three groups of radiating fins on a surface of support 124
It is different, bearing of trend spread configuration of three groups of radiating fins along support 124.Moreover, one group of the centre position of support 124 dissipates
The density of hot fin is more than the density of the both ends radiating fin of support 124.Now, the setting form of multiple radiating fins causes multiple
The heat-sinking capability of radiating fin is adapted with heat distribution caused by the inside of probe assembly 120, reduces or eliminate probe assembly 120
Interior temperature difference, it is ensured that the electronic unit such as detector cells 121, signal-processing board 125 and signal transmission board 126 is from temperature
The influence of difference, ensure the normal work of electronic unit.Further, the density of the radiating fin of the inlet end of support 124 is small
In the density of the radiating fin of the outlet side of support 124.Certainly, the density of the radiating fin of the inlet end of support 124 can also wait
In or more than support 124 outlet side radiating fin density.
It should be noted that in above-mentioned five embodiments, the material that radiating fin uses is different it is also possible that detection
Component 120 has different heat-sinking capabilities in diverse location.Radiating fin is so enabled in the heat dissipation capacity of probe assembly 120
General goal has higher heat-sinking capability, has less heat-sinking capability at the small place of heat dissipation capacity, each on probe assembly 120 to ensure
The temperature of position is uniformly distributed, eliminate detector cells 121, signal-processing board 125 and signal transmission board 126 along its length on
Thermograde, avoid influences each electronic unit of probe assembly 120 because temperature is uneven (includes but is not limited to detector cells
121st, signal transmission board 126 and signal-processing board 125) performance, ensure 100 corresponding stability of detection device, and then ensure
The image quality of detection device 100.Moreover, same heat sink material, the thickness of radiating fin is different, and area of dissipation is different, all
Heat-sinking capability can be caused different.Different radiating fins can be selected according to the different radiating requirements in 120 each position of probe assembly
Piece thickness and area of dissipation.
Alternatively, multiple thermal components 122 meet that electronic component and/or support 124 are different by different area of dissipations
The radiating requirements of opening position.It is understood that the area of dissipation of thermal component 122 is different, there is also certain poor for its heat dissipation capacity
Not, the area of dissipation of thermal component 122 is set according to the radiating requirements of probe assembly 120.Specifically, in probe assembly 120
The area of dissipation of heat dissipation capacity general goal thermal component 122 is larger, and to distribute more heat, less dissipate is set at the small place of heat dissipation capacity
Hot area, to distribute less heat, each position temperature substantially constant on probe assembly 120 is so enabled to, eliminates and visits
Survey device unit 121, signal-processing board 125 and signal transmission board 126 along its length on thermograde, ensure detection device
100 corresponding stability, and then ensure the image quality of detection device 100.It should be noted that in above-mentioned five embodiments
In, the heat-sinking capability that the area of dissipation of each thermal component 122 can be according to needed for probe assembly 120 in diverse location is set.
Moreover, each thermal component 122 can be also made of different heat sink materials, each thermal component 122 is so enabled to have
There is different heat-sinking capabilities.So, in above-mentioned five embodiments, each thermal component 122 uses the heat radiation energy of heat sink material
Power can be set according to radiating requirements of the probe assembly 120 in diverse location.
Further, radiating fin and 124 non-perpendicular setting of support.That is, each radiating fin is inclined at
On the surface of support 124, angle be present between the surface of radiating fin and support 124.Can so air current flow be facilitated to take away
Detector cells 121, signal-processing board 125 and heat caused by signal transmission board 126, while can also be in a limited space
Increase the surface area of radiating fin, improve the heat-sinking capability of radiating fin.In the present embodiment, each radiating fin is vertically arranged
In on the surface of support 124.Air-flow can be so facilitated to enter cocurrent in the gas channel between two adjacent radiating fins
Go out, be further ensured that the radiating effect of detector cells 121, signal-processing board 125 and signal transmission board 126.
Referring to Figure 12 to Figure 14, the present invention also provides a kind of detection device 100, including housing unit 110, housing unit
110 limit an installation chamber.Detection device 100 also includes multiple probe assemblies 120 as in above-mentioned any embodiment, multiple spies
Component 120 is surveyed to be arranged in installation chamber.Housing unit 110 can play storage, support and fixation, detection device 100
It is fixed to by housing unit 110 on the runing rest 124 of CT system, each parts of detection device 100 may be contained within shell
In body component 110, so dust can be avoided to fall on each parts of detection device 100, ensure making for each parts
Use performance；Meanwhile housing unit 110 can also play protective action, avoid touching each zero of detection device 100 when using
Part, improve reliability.It is preferred that housing unit 110 has installation chamber.Each parts of detection device 100 are installed on shell
In the installation chamber of body component 110.Specifically, multiple probe assemblies 120 are installed in installation chamber, pass through multiple probe assemblies
The reception and processing of X ray are realized in 120 cooperation.Further, multiple probe assemblies 120 are set in parallel in installation chamber.
That is, certain spacing between two adjacent probe assemblies 120 be present, energy between adjacent two probe assemblies 120
Enough form circulation passage.It is understood that probe assembly 120 can produce substantial amounts of heat when receiving, handling X-ray information
Amount, this partial heat can flow in the passage that two adjacent thermal components 122 are formed, while heat can also be adjacent
Flowed in the circulation passage of two probe assemblies 120.In the embodiment of the present invention, thermal component 122 can enter to probe assembly 120
Row radiating, and the temperature equalization in installation chamber is may be such that, the thermograde of probe assembly 120 is eliminated, ensures probe assembly 120
The temperature of various pieces is uniformly distributed, and ensures the stability that detection device 100 responds, and then ensures image image quality, convenient
Diagnosis.
Alternatively, housing unit 110 also has the air inlet 1111 and air outlet for being relatively arranged on the both sides of housing unit 110
1121, air inlet 1111 and air outlet 1121 are with installing chamber.Air inlet 1111 is used for being passed through cold wind, cold wind air-flow from
Air inlet 1111 enters in the installation chamber of housing unit 110, and each probe assembly 120 in housing unit 110 is cooled down,
To reduce the temperature of detection device 100, ensure that the temperature of detection device 100 is constant, and then ensure the response of detection device 100
Stability.Moreover, after the installation chamber that air-flow enters from air inlet 1111, in the passage that can circulate with probe assembly 120
It is in contact, takes away the heat of probe assembly 120 so that the temperature of probe assembly 120 is at air inlet 1111 to air outlet 1121
Place is held essentially constant, and avoids probe assembly 120 from producing obvious thermograde at air outlet 1121 at air inlet 1111,
Ensure 100 corresponding stability of detection device, and then ensure the image quality of detection device 100.Further, probe assembly
120 one end is located at air inlet 1111, the direction extension where the other end towards air outlet 1121 of probe assembly 120.
That is the bearing of trend and air inlet 1111 of probe assembly 120 are parallel with the line direction of corresponding air outlet 1121, make
Obtain air-flow to flow along the passage between adjacent probe assembly 120, avoid stopping air-flow, ensure the cooling of probe assembly 120
Effect.
The detection device 100 of the present invention by set the probe assembly 120 of multiple radiating fins realize the reception of X ray with
Handle, and the density of radiating fin is set according to the radiating requirements of the different zones of detection device 100, adjustment radiating fin is not
With the heat-sinking capability in region, to ensure the temperature equalization in each probe assembly 120.In the present invention, air-flow passes through air inlet
After 1111 enter installation chamber, air-flow can be in contact with the radiating fin being arranged on support 124 and be exchanged heat, to reduce
The temperature of the electronic component of probe assembly 120 so that the Temperature Distribution of probe assembly 120 is substantially uniform, eliminates probe assembly 120
Thermograde on length direction, ensure that the response of detection device 100 is stable, improve image image quality.Exemplarily, it is of the invention
Detection device 100 by measure probe assembly 120 along the length direction of probe assembly 120 each position temperature formed visit
Survey device assembly interior edge air inlet 1111 and arrive the temperature curve of air outlet 1121, or said temperature song is obtained in a manner of analogue simulation
Line, as shown in figure 15, dotted line are ideal temperature curve, i.e. the internal temperature of probe assembly 120 is balanced, in the absence of thermograde, respectively
Electronic unit normal work；When the representative of arc solid line does not use the solution of the present invention, the actual temperature in probe assembly 120 is bent
Line, the present invention determines the heat dissipation capacity of the different zones of probe assembly 120 according to said temperature curve, to set probe assembly 120 not
With the quantity and/or density of the radiating fin of opening position so that the Temperature Distribution of probe assembly 120 is substantially equal in the longitudinal direction
Even distribution, and then ensure the temperature distribution substantially uniform in the longitudinal direction of detection device 100, eliminate detector cells 121, letter
Number thermograde of transmission board 126 and signal-processing board 125 in the longitudinal direction, it is consistent steady to ensure that detection device 100 responds
It is fixed, and then image image quality is improved, facilitate diagnosis.
Referring to Figure 12 to Figure 14, yet further, the line side of probe assembly 120 and air inlet 1111 and air outlet 1121
To parallel, air-flow enters installation chamber from air inlet 1111, and is flowed along the passage between two adjacent thermal components 122,
Installation chamber is flowed out through air outlet 1121.It is preferred that air inlet 1111 is multiple and equal with the quantity of air outlet 1121, it is more
Individual air inlet 1111 is corresponded with multiple air outlets 1121 and set, and can so avoid debris from entering in installation chamber.Moreover,
Corresponding air inlet 1111 is parallel with the line direction of corresponding air outlet 1121 and the length direction of probe assembly 120.Visit
Survey component 120 is parallel with the line direction of air inlet 1111 and air outlet 1121 can be played a part of guiding air current flow, made
Obtain air-flow to flow along the passage between adjacent probe assembly 120, avoid stopping air-flow, ensure the drop of detector cells 121
Temp effect.
The detection device 100 of the present invention increases the contact area of probe assembly 120 and air-flow by thermal component 122, this
In the installation chamber that sample air-flow enters housing unit 110 from air inlet 1111, and with the probe assembly in housing unit 110
120 and thermal component 122 thereon carry out contact heat-exchanging, after the completion of heat exchange, air-flow flows out from air outlet 1121.So, pass through
Counter current contact heat exchange mode is taken away probe assembly 120 and worked caused heat；Meanwhile thermal component 122 enables to detect
The heat of 120 each position of component distributes as far as possible so that the temperature of probe assembly 120 is from air inlet 1111 to air outlet
1121 are held essentially constant, and then the temperature of probe assembly 120 is in the line direction of air inlet 1111 and air outlet 1121
On be uniformly distributed, eliminate the thermograde on the line direction of air inlet 1111 and air outlet 1121, ensure the sound of detection device 100
The stability answered, and then ensure image image quality, facilitate diagnosis.
Alternatively, housing unit 110 includes Heat Conduction Material.That is, housing unit 110 is made from a material that be thermally conductive, this
Sample housing unit 110 can conduct the heat that probe assembly 120 radiates, to reduce the temperature of probe assembly 120 so that
The each position temperature of probe assembly 120 is constant, avoids the occurrence of thermograde.Alternatively, housing unit 110 include lower casing 111 and
Upper casing 112, multiple probe assemblies 120 are set in parallel on the inwall of lower casing 111, and air inlet 1111 opens up with air outlet 1121
In the side wall relative with upper casing 112 of lower casing 111, ensure the cooling effect of probe assembly 120, upper casing 112 is installed on lower casing 111
On, and form above-mentioned installation chamber.Certainly, in the other embodiment of the present invention, upper casing 112 also can be mutual with lower casing 111
Change, i.e., multiple probe assemblies 120 are set in parallel on the inwall of upper casing 112.Generally, lower casing 111 is installed in scanning system, is visited
The lower casing 111 of housing unit 110 can also be passed to by surveying the heat of component 120, then by lower casing 111 by probe assembly 120
Heat conducts, and further reduces the temperature of probe assembly 120.Again alternatively, at air inlet 1111 and/or air outlet 1121
Fan 130 is additionally provided with, for realizing installation chamber and outside air circulation.Fan 130 can speed up air current flow, avoid
The banking of the current in chamber is installed, facilitates heat to discharge, ensures the cooling effect of detector cells 121.
The present invention also provides a kind of CT equipment, including fixed support and runing rest, runing rest are rotatably connected to fixation
The detection device 100 being symmetrically arranged with support, and on the runing rest in bulb and such as above-mentioned embodiment, wherein, bulb is used
In transmitting X ray, detection device 100 is used to receive X ray.Detection device 100 receives bulb to patient on the sick bed of CT equipment
The X ray of transmitting, and the information of X ray is handled, to carry out image imaging to the patient on sick bed.The scanning of the present invention
After system uses above-mentioned detection device 100, the stability of response can be ensured, and then ensure image image quality, convenient doctor
Raw diagnosis.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the record scope of this specification is all considered to be.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of probe assembly, it is characterised in that including heatable electronic component, for supporting the branch of the electronic component
Frame, and be connected to the support and with multiple thermal components of the electronic component thermal coupling, wherein, multiple radiating parts
The heat-sinking capability of part is related to the radiating requirements at the electronic component and/or the support diverse location.
2. probe assembly according to claim 1, it is characterised in that multiple non-homogeneous arrangements of thermal component.
3. probe assembly according to claim 2, it is characterised in that multiple thermal components are close by different arrangements
Degree meets the radiating requirements at the electronic component and/or the support diverse location.
4. probe assembly according to claim 1, it is characterised in that multiple thermal components pass through different radiating surfaces
Product meets the radiating requirements at the electronic component and/or the support diverse location.
5. probe assembly according to claim 1, it is characterised in that the thermal component includes radiating fin, and described
Radiating fin and the non-perpendicular setting of the support.
6. a kind of detection device, including housing unit, the housing unit limits an installation chamber, it is characterised in that also includes
Multiple probe assemblies as described in claim any one of 1-5, multiple probe assemblies are arranged in the installation chamber.
7. detection device according to claim 6, it is characterised in that the housing unit includes Heat Conduction Material.
8. detection device according to claim 6, it is characterised in that the housing unit is also described with being relatively arranged on
The air inlet and air outlet of housing unit both sides, the air inlet and the air outlet with the installation chamber.
9. detection device according to claim 8, it is characterised in that also set at the air inlet and/or the air outlet
Fan is equipped with, for realizing the installation chamber and outside air circulation.
10. a kind of CT equipment, it is characterised in that including fixed support and runing rest, the runing rest is rotatably connected to institute
State on fixed support, and bulb and the detection dress as described in claim any one of 6-9 are symmetrically arranged with the runing rest
Put, wherein, the bulb is used to launch X ray, and the detection device is used to receive the X ray.
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| CN201710985362.4A CN107510469A (en) | 2017-10-20 | 2017-10-20 | CT equipment, detection device and its probe assembly |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710985362.4A CN107510469A (en) | 2017-10-20 | 2017-10-20 | CT equipment, detection device and its probe assembly |
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| CN201710985362.4A Pending CN107510469A (en) | 2017-10-20 | 2017-10-20 | CT equipment, detection device and its probe assembly |
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| CN109480885A (en) * | 2018-12-12 | 2019-03-19 | 上海联影医疗科技有限公司 | Imaging device and its detection device |
| CN111557680A (en) * | 2020-06-01 | 2020-08-21 | 南京安科医疗科技有限公司 | CT detector for head CT system |
| CN111916410A (en) * | 2019-05-10 | 2020-11-10 | 株洲中车时代电气股份有限公司 | Heat radiator |
| WO2021098711A1 (en) * | 2019-11-22 | 2021-05-27 | 德瑞科(天津)机械制造有限公司 | Heat dissipation apparatus for ct detector, and ct equipment |
| CN113425315A (en) * | 2021-05-18 | 2021-09-24 | 东软医疗系统股份有限公司 | CT detector, CT machine and temperature control method of CT detector |
| US11585953B2 (en) | 2018-09-30 | 2023-02-21 | Shanghai United Imaging Healthcare Co., Ltd. | Systems for imaging |
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Address after: 201807 Shanghai City, north of the city of Jiading District Road No. 2258 Applicant after: Shanghai Lianying Medical Technology Co., Ltd Address before: 201807 Shanghai City, north of the city of Jiading District Road No. 2258 Applicant before: SHANGHAI UNITED IMAGING HEALTHCARE Co.,Ltd. |