CN108186040A - PET detecting modules and the PET detecting devices with the module - Google Patents
PET detecting modules and the PET detecting devices with the module Download PDFInfo
- Publication number
- CN108186040A CN108186040A CN201711447852.5A CN201711447852A CN108186040A CN 108186040 A CN108186040 A CN 108186040A CN 201711447852 A CN201711447852 A CN 201711447852A CN 108186040 A CN108186040 A CN 108186040A
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- China
- Prior art keywords
- circuit board
- pet detecting
- radiating subassembly
- detecting modules
- heat
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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
- A61B6/02—Devices for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/03—Computerised tomographs
- A61B6/037—Emission tomography
-
- 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
Abstract
The present invention provides a kind of PET detecting modules, the PET detecting modules include fixation kit, probe assembly, circuit board assemblies and radiating subassembly, the fixation kit limits the probe assembly, the circuit board assemblies are located at one end of the probe assembly and are contacted with the radiating subassembly heat-conducting, the radiating subassembly extends preset distance from inside to outside from the fixation kit, and the radiating subassembly can distribute the heat that the PET detecting modules generate.The present invention also provides a kind of PET detecting devices.The PET detecting modules provided by the invention set the radiator structure on the radiating subassembly, can distribute the heat that the PET detecting modules generate by setting the radiating subassembly being in contact with the circuit board assemblies.The PET detecting devices provided by the invention can realize heat dissipation that is effective and stablizing, have stable detection accuracy.
Description
Technical field
The present invention relates to medical imaging technology field more particularly to a kind of PET detecting modules and the PET with the module is visited
Measurement equipment.
Background technology
PET detecting devices can detect organism and be obtained the physiologic information of organism, should in fields such as medical treatment
With extensive.The detector module of PET detecting devices can generate a large amount of heat in detection, and excessive heat build-up is visited in PET
The detection accuracy of PET detecting modules can be reduced by surveying in module, influence detection of the PET detecting devices to organism physiologic information.Mesh
Preceding PET detecting modules can not realize heat dissipation that is effective and stablizing, and temperature is excessively high after prolonged use, can influence PET detections
The measurement accuracy of equipment.
Invention content
In view of this, it is necessary to a kind of improved PET detecting modules and the PET detecting devices with the module are provided,
It can realize heat dissipation that is effective and stablizing.
The present invention provides a kind of PET detecting modules, and the PET detecting modules include fixation kit, probe assembly, circuit board
Component and radiating subassembly, the fixation kit limit the probe assembly, and the circuit board assemblies are located at the detection
It one end of component and is contacted with the radiating subassembly heat-conducting, the radiating subassembly extends pre- from inside to outside from the fixation kit
Set a distance, the radiating subassembly can distribute the heat that the PET detecting modules generate.
Further, the circuit board assemblies include at least one circuit board unit, the side court of the circuit board unit
To the probe assembly, opposite side is contacted with the radiating subassembly heat-conducting.
Further, the circuit board unit includes first circuit board unit and second circuit plate unit, first electricity
Road plate unit is set towards the probe assembly, and the first circuit board unit and the second circuit plate unit are stacked on top of each other,
And by the radiating subassembly interval among the two.
Further, the circuit board unit further includes electrical connector, and the electrical connector is set to the radiating subassembly
Interior, the first circuit board unit is electrically connected with the second circuit plate unit by the electrical connector.
Further, the side of the fixation kit is wedge shaped, and the side of the fixation kit is close to the radiating subassembly
The thickness of one end is more than the thickness of the other end, and the side of the fixation kit is from one end of the close radiating subassembly to far from institute
The one end for stating radiating subassembly gradually tapers up.
Further, the radiating subassembly includes matrix and is set to the radiator structure of described matrix, the radiator structure
Heat for accelerating described matrix distributes.
Further, the radiator structure is radiating flow passage, and the radiating flow passage is set to the inside of described matrix and two
It holds to be formed in described matrix surface and be open, the radiating flow passage can be passed through cooling fluid；Or
The radiator structure is multiple cooling fins, and multiple cooling fins are convexly equipped in described matrix side by side.
Further, the radiating subassembly further includes heat-conducting plate, the heat-conducting plate be located in fixation kit and with the electricity
Road plate component heat-conducting contact, can conduct the heat of the circuit board assemblies to described matrix.
Further, the radiating subassembly further includes semiconductor chilling plate, and the semiconductor chilling plate is set to the base
Between body and the heat-conducting plate, the semiconductor chilling plate is used to cool down the circuit board assemblies.
The present invention also provides a kind of PET detecting devices, the PET detecting devices includes fixing piece and is set to the fixation
Multiple PET detecting modules on part, the PET detecting modules use above-mentioned PET detecting modules, multiple PET detections moulds
Block is fixed in annular shape on the fixing piece.
The PET detecting modules provided by the invention are by setting the heat dissipation group being in contact with the circuit board assemblies
Part sets the radiator structure on the radiating subassembly, can distribute the heat that the PET detecting modules generate.The present invention
The PET detecting devices provided can realize heat dissipation that is effective and stablizing, have stable detection accuracy.
Description of the drawings
Fig. 1 is the stereoscopic schematic diagram of the PET detecting modules in first embodiment of the invention.
Fig. 2 is the schematic cross-sectional view of PET detecting modules shown in Fig. 1.
Fig. 3 is PET detecting modules shown in Fig. 1 from the schematic cross-sectional view at another visual angle.
Fig. 4 is the schematic cross-sectional view of the PET detecting modules in second embodiment of the invention.
Fig. 5 is PET detecting modules shown in Fig. 4 from the schematic cross-sectional view at another visual angle.
Main element symbol description
| PET detecting modules | 100 |
| Fixation kit | 10、10a |
| Fixed plate | 11 |
| Fixed cover | 12 |
| Probe assembly | 20、20a |
| Crystal detection array | 21 |
| Crystal detection | 211 |
| Circuit board assemblies | 30、30a |
| First circuit board unit | 31 |
| Second circuit plate unit | 32 |
| Electrical connector | 33 |
| Radiating subassembly | 40、40a |
| Matrix | 41、41a |
| Protrusion | 411、411a |
| Connecting hole | 412、412a |
| Radiator structure | 42、42a |
| Radiating flow passage | 421 |
| First side | 4211 |
| Second side | 4212 |
| Third side | 4213 |
| Cooling fin | 422 |
| Semiconductor chilling plate | 43 |
| Heat sink | 44 |
| Groove | 441 |
Following specific embodiment will be further illustrated the present invention with reference to above-mentioned attached drawing.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment shall fall within the protection scope of the present invention.
It should be noted that when component is referred to as " being installed in " another component, it can be directly on another component
Or there may also be components placed in the middle.When a component is considered as " being set to " another component, it can directly be set
Put on another component or may be simultaneously present component placed in the middle.When a component is considered as " being fixed on " another group
Part, it can be directly anchored on another component or may be simultaneously present component placed in the middle.
Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to technical field of the invention
The normally understood meaning of technical staff is identical.Term used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein " and/or " including one or more phases
The arbitrary and all combination of the Listed Items of pass.
Also referring to Fig. 1 to Fig. 3, Fig. 1 is that the solid of the PET detecting modules 100 in first embodiment of the invention is shown
It is intended to, Fig. 2 is the schematic cross-sectional view of PET detecting modules 100 shown in Fig. 1, and Fig. 3 is PET detecting modules 100 shown in Fig. 1 from another
The schematic cross-sectional view at visual angle, PET detecting modules 100 can detect organism, and detection is previously implanted in organism
Radioactive substance, and the emission signal of radioactive substance feedback is pre-processed, multiple PET detecting modules 100 can cooperate with
It detects and by its pretreated signal gathering to external signal processing unit, is further located by external signal processing unit
Manage signal and according to the signal constructing function image, obtained function image contains the multinomial physiologic information in organisms, energy
Help enough is provided for the diagnose and treat of medical worker, is widely used medical treatment, scientific research etc. are multi-field.
The PET detecting modules 100 provided in first embodiment of the invention include fixation kit 10, probe assembly 20, electricity
Road plate component 30 and radiating subassembly 40.Fixation kit 10 carries probe assembly 20 and probe assembly 20 is limited, circuit board
Component 30 is located at one end of probe assembly 20 and is contacted with 40 heat-conducting of radiating subassembly, and radiating subassembly 40 connects circuit board assemblies
30.For protecting probe assembly 20 and supporting circuit board assemblies 30, probe assembly 20 is used to detect in organism fixation kit 10
Radioactive substance, circuit board assemblies 30 for receive the emission signal that probe assembly 20 detects and will to the emission signal into
Row pretreatment, 40 self-retaining component 10 of radiating subassembly extends preset distance from inside to outside, is used to distributing circuit board assemblies 30 and exists
The heat accumulated during detection avoids PET detecting modules 100 from reducing its detection accuracy since temperature is excessively high.
Fixation kit 10 includes fixed plate 11 and fixed cover 12, is fixedly connected between fixed plate 11 and fixed cover 12, fixed
Plate 11 is set between probe assembly 20 and fixed cover 12, for fixing probe assembly 20 and increasing the knots of PET detecting modules 100
Structure intensity.In present embodiment, the side of fixed plate 11 is rough wedge, and the thickness close to 30 one end of circuit board assemblies is more than
The thickness of the other end, the quantity of fixed plate 11 is two, and two fixed plates 11 are relatively arranged on the both ends of probe assembly 20.It is fixed
Cover 12 is arranged fixed plate 11, one end of fixed cover 12 is provided with opening (not shown), probe assembly substantially in hollow rectangular
20 are set to by the opening in fixed cover 12, and the cavity of 12 inner hollows of fixed cover forms an accommodating space (not shown), should
Accommodating space is used to house probe assembly 20.
In present embodiment, two sides of fixed 12 contact fixed plate 11 of cover are also wedge shaped, and the two of fixed 12 wedge shape of cover
The close connection with fixed plate 11 is realized for fitting closely fixed plate 11 in a side.The fixed plate 11 of wedge shape and fixed cover 12
So that fixation kit 10 also has the appearance of wedge shape, the thickness of the side of fixation kit 10 close to one end of radiating subassembly 40 is more than
The thickness of the other end, the side of fixation kit 10 is from one end of the close radiating subassembly 40 to the separate radiating subassembly 40
One end gradually tapers up, so as to while structural strength is ensured, enable to multiple PET detecting modules 100 in annular array simultaneously
When forming PET detecting devices, there is smaller gap, 100 energy of PET detecting modules between adjacent two PET detecting modules 100
It is enough that PET detecting devices is formed with the arrangement mode of relative close, so as to improve the detection accuracy of PET detecting devices.
It is appreciated that in other embodiments, the quantity of fixed plate 11 can also be one or more, not examine
When considering the arrangement mode of the multiple composition of PET detecting modules 100 PET detecting devices, the shape of fixed plate 11 is also not limited to wedge shape,
The other shapes such as rectangular are can also be, as long as fixed plate 11 can fit closely probe assembly 20, the side of fixed cover 12
The other shapes in addition to wedge shape can also be used, as long as the shape of the shape and fixed plate 11 of 12 sides of fixed cover is consistent
And it can fit closely.When the application scenario that need not consider 100 structural strength of PET detecting modules, fixed plate 11 can also
It omits, fixed cover 12 is directly arranged and fixes probe assembly 20 at this time.
In present embodiment, fixed plate 11 and fixed cover 12 are fixed to each other by cohesive mode.It is appreciated that at other
In embodiment, between fixed plate 11 and fixed cover 12 can also by being buckled, riveting, welding, other connection modes such as be spirally connected
It is fixed to each other.
In present embodiment, the fixed cover 12 is made of carbon fibre material, can be while structural strength is ensured
Reduce the weight of the PET detecting modules 100.
Probe assembly 20 is set in fixation kit 10, and probe assembly 20 is used to detect the emission signal in organism and will
It detects obtained emission signal and is converted into the electric signal that circuit board assemblies 30 can be handled.It is brilliant that probe assembly 20 includes multiple detections
Body 211, multiple 211 arranged in parallel of crystal detection simultaneously form crystal detection array 21.
In present embodiment, axis direction arranged in parallel of the crystal detection 211 along PET detecting modules 100, crystal detection battle array
Row 21 are set between two wedge-shaped fixed plates 11.The installing direction of crystal detection 211 is the spy of PET detecting modules 100
Survey direction, when the arragement direction of crystal detection 211 is consistent with the axis direction of PET detecting modules 100, PET detecting modules
100 can easily use.
It is appreciated that crystal detection 211 is not limited to only with being parallel to PET detecting modules 100 in the above embodiment
Axis direction installing, in other embodiments, crystal detection 211 can also install according to other directions, if detect
Crystal 211 can arranged in parallel be combined into crystal detection array 21.
In present embodiment, crystal detection 211 uses LSO crystal.It is appreciated that in other embodiments, detection is brilliant
Body 211 can also use BaF2, the other kinds of crystal such as NaI.
Circuit board assemblies 30 are located at one end of fixation kit 10 and are contacted with 40 heat-conducting of radiating subassembly.Circuit board assemblies 30
Including at least one circuit board unit, which is used to receiving and pre-processing the radiation letter that probe assembly 20 detects
Number, and pretreated signal can be transferred in external signal processing unit.
In present embodiment, the circuit board unit in circuit board assemblies 30 includes first circuit board unit 31 and second circuit
Plate unit 32, first circuit board unit 31 are set towards probe assembly 20, first circuit board unit 31 and the second circuit board
Unit 32 is stacked on top of each other, and is spaced among the two by radiating subassembly 40, second circuit plate unit 32 and first circuit board unit 31
Between be electrically connected.First circuit board unit 31 is set between probe assembly 20 and radiating subassembly 40, first circuit board unit 31
Photomultiplier is inside provided with, first circuit board unit 31 is connected to the crystal detection array 21 in probe assembly 20, can
The emission signal that crystal detection array 21 obtains is converted into the electric signal that second circuit plate unit 32 can handle.
Second circuit plate unit 32 is set to the inside of radiating subassembly 40, and processing core is provided in second circuit plate unit 32
Piece can pre-process 31 transformed electric signal of first circuit board unit and is transferred to pretreated electric signal
In external signal processing unit, external signal processing unit receives the electric signal and is given birth to according to electric signal structure comprising organism
Manage the function image of information.
It is electrically connected between first circuit board unit 31 and second circuit plate unit 32 by the realization of electrical connector 33, the first electricity
Plate unit 31 transformed electric signal in road is transferred to by electrical connector 33 in second circuit plate unit 32.First circuit board unit
31 carry out signal conversion, second circuit plate unit with the 32 spaced setting of second circuit plate unit, first circuit board unit 31
32 carry out Signal Pretreatment, can be dispersed in the heat that circuit board assemblies 30 are accumulated on two circuit board units, reduce heat
Intensity, improve the efficiency of heat dissipation.
It is appreciated that second circuit plate unit 32 quantity can also be two or more, multiple second circuit boards
Unit 32 is spaced to be arranged in radiating subassembly 40, can be disperseed heat and further be increased radiating efficiency.When the first circuit
When plate unit 31 is integrated into a circuit board unit with second circuit plate unit 32, it disclosure satisfy that PET detecting modules 100 to place
Rationality can be with the requirement of heat dissipation performance, then first circuit board unit 31 and second circuit plate unit 32 can also be integrated into an electricity
Road plate unit.
40 self-retaining component 10 of radiating subassembly extends preset distance from inside to outside, can distribute PET detecting modules 100 and generate
Heat.Radiating subassembly 40 includes matrix 41 and the radiator structure 42 being set on matrix 41, and radiator structure 42 is used to accelerate institute
The heat for stating matrix 41 distributes.In present embodiment, matrix 41 is substantially in bulk, perpendicular to 100 central shaft of PET detecting modules
The section of line is generally rectangular shaped, and the section of parallel 100 central axis of PET detecting modules is substantially in "convex" shaped, matrix 41
Both ends extend outwardly and form two protrusions 411, offer a connecting hole 412 in each protrusion 411, two connecting holes 412 with
External screw-thread fastener screws togather, for being screwed in for external screw-thread fastener, so as to fulfill the mutual of matrix 41 and external fixator
It is fixed.
It is appreciated that the shape of matrix 41 is not limited to the shape of the above embodiment restriction, cylinder, round platform etc. can also be
Other shapes, the quantity of connecting hole 412 opened up on matrix 41 are not limited to two in the above embodiment, can with one or
Two or more, as long as it can ensure being fixed to each other for matrix 41 and external fixator, matrix 41 can also use buckle,
Other connection modes such as welding, electromagnetic adsorption are fixed in external fixator.When the buckle of matrix 41, welding, electromagnetic adsorption etc.
When other connection modes are fixed in external fixator, connecting hole 412 can be omitted.
In present embodiment, radiator structure 42 is the radiating flow passage 421 being set on matrix 41, and radiating flow passage 421 is set
It is formed and is open in the surface of matrix 41 in the inside of matrix 41 and both ends, radiating flow passage 421 penetrates the inside of matrix 41 and from base
It is pierced by body 41, is installed with the fluid (not shown) for cooling down radiating subassembly 40 in radiating flow passage 421, which can will be electric
The heat that road plate component 30 is transferred on radiating subassembly 40 is taken away, so as to reduce the temperature of PET detecting modules 100 so that PET is visited
Heat sinking function that is reliable and stablizing can be kept by surveying module 100, reduce influence of the temperature to its detection accuracy.
In present embodiment, radiating flow passage 421 includes first in 4211 and 4211 orthogonal second sides during with first
4212 and third side 4213, second 4213 is each perpendicular to the first side 4211 at 4212 and third, second while 4212 with third while
4213 is arranged in parallel, second while 4212 with third while 4213 the central axis side for opening up direction and PET detecting modules 100
To substantially overlapping, the central axial direction for opening up direction and being approximately perpendicular to PET detecting modules 100 on the first side 4211, sink flows
One side surface of the first side 4211 premature 41 towards the circuit board assemblies 30 in road 421 opens up, by reducing and electricity
The distance between road plate component 30, improve the radiating efficiency to circuit board assemblies 30, and radiating flow passage 421 opens up positional distance
End face can closely reduce the structural strength of matrix 41 excessively, therefore radiating flow passage 421 needs the appropriate location being opened on matrix 41, with
Ensure matrix 41 structural strength under the premise of and improve circuit board assemblies 30 radiating efficiency.
It is appreciated that radiating flow passage 421 is not limited to only with the shape in the above embodiment, in other embodiment
In, radiating flow passage 421 can also use the flow passage structure of the other shapes such as Curved runner, netted runner.In present embodiment, dissipate
The quantity of hot flow path 421 is one.It is appreciated that in other embodiments, the quantity of radiating flow passage 421 can also be two
And it is more than two, when the quantity of radiating flow passage 421 is two and is more than two, radiating flow passage 421 can have multiple openings.
In present embodiment, radiating subassembly 40 further includes semiconductor chilling plate 43 and heat sink 44, semiconductor chilling plate 43
It is set between matrix 41 and heat sink 44, second circuit plate unit 32 and heat sink in one end connection circuit board assemblies 30
44, other end connection matrix 41, semiconductor chilling plate 43 is made of semi-conducting material and has the function of heat pump, utilizes and partly lead
The Peltier effects of body material absorb heat, in one end far from circuit board assemblies 30 in the one end for closing on circuit board assemblies 30
Heat is discharged, the heat that semiconductor chilling plate 43 discharges is distributed by matrix 41, further to improve to circuit board assemblies 30
Radiating efficiency, and the temperature of radiating subassembly 40 is enabled to less than the temperature of cooling fluid in radiating flow passage 421.In other implementations
In mode, when radiator structure 42 disclosure satisfy that the radiating requirements of PET detecting modules 100, semiconductor chilling plate 43 can also save
Slightly.
Heat sink 44 is placed in the fixation kit 10, one end and 31 heat-conducting of first circuit board unit of heat sink 44
Contact, the other end are connected to semiconductor chilling plate 43 and second circuit plate unit 32, and heat sink 44 is substantially in concave, thereon
The central axial direction of surface along vertical PET detecting modules 100 opens up fluted 441, and groove 441 is used to accommodate second circuit board
Unit 32,441 bottom of groove are equipped with through hole (non-label), and through hole receiving is connected to first circuit board unit 31 and second
The electrical connector 33 of circuit board unit 32.
Heat sink 44 is made of Heat Conduction Material, and one end is contacted with first circuit board unit 31, can be by the first circuit
In the heat transfer of plate unit 31 to radiator structure 42, the heat of first circuit board unit 31 is distributed by radiator structure 42.The
Two circuit board units 32 can be directly transferred heat on radiator structure 42, and second circuit plate unit is distributed by radiator structure 42
32 heat, when being provided with semiconductor chilling plate 43 between second circuit plate unit 32 and matrix 41, second circuit plate unit
32 first pass through the heat that semiconductor chilling plate 43 distributes part, then after-heat is transferred on radiator structure 42, so as to fulfill
Heat dissipation of the radiator structure 42 to second circuit plate unit 32.When further distributing circuit board assemblies 30 without semiconductor chilling plate 43
Heat when, heat sink 44 can also be integrally formed with matrix 41, and heat sink 44 and matrix 41 use integrally formed mode energy
Enough convenience for improving installation.
When circuit board assemblies 30 have multiple circuit board units, multiple circuit board units can be mutual by heat sink 44
Every stacked, one circuit board unit of each connection in both ends of each heat sink, so as to increase the heat-sinking capability of radiating subassembly 40；It is multiple
Circuit board unit can also be directly embedded into the matrix 41 of radiating subassembly 40, offered in matrix 41 be used to house accordingly at this time
The groove of circuit board unit houses a circuit board unit in each groove, and heat sink 44 is integrally formed with matrix 41 at this time.
Also referring to Fig. 4 to Fig. 5, Fig. 4 is the section view knot of the PET detecting modules 100a in second embodiment of the invention
Structure schematic diagram, Fig. 5 are the schematic cross-sectional view at another visual angle of PET detecting modules 100a shown in Fig. 4.
PET detecting modules 100a in second embodiment of the invention also includes fixation kit 10a, probe assembly 20a, circuit
Plate component 30a and radiating subassembly 40a, fixation kit 10a, probe assembly 20a and circuit board assemblies 30a structure and between each other
Connection relation and first embodiment in PET detecting modules 100 fixation kit 10, probe assembly 20 and circuit board assemblies 30
Structure and mutual connection relation it is identical, this will not be repeated here.Radiating subassembly 40a and fixation kit 10a, probe assembly
Connection relation and radiating subassembly 40 and fixation kit 10, probe assembly 20 and circuit board group between 20a and circuit board assemblies 30a
Connection relation between part 30 is identical, does not also repeat herein.
Radiating subassembly 40a also includes matrix 41a and the radiator structure 42a being set on matrix 41a, the both ends of matrix 41a
Extend outwardly and also form two protrusion 411a, also offered for the fixed connecting hole of external screw-thread fastener on each protrusion 411a
412a。
In present embodiment, radiator structure 42a is several cooling fins 422, and several 422 rows of being mutually juxtaposed of cooling fin set and shape
Into array, several cooling fins 422 of array are convexly equipped in described matrix.In present embodiment, the installing direction of cooling fin 422 with
The central axial direction of PET detecting modules 100a is mutually parallel.It is appreciated that cooling fin 422 is not limited to only with above-mentioned implementation
Installing direction in mode, in other embodiments, cooling fin 422 can also be with the central axis of PET detecting modules 100a
Direction is mutually inclined installing.
Cooling fin 422 is in direct contact with extraneous air, can dissipate the heat added up on PET detecting modules 100a outward
Hair, so as to reduce the temperature of PET detecting modules 100a so that PET detecting modules 100a can keep heat dissipation that is reliable and stablizing
Function reduces influence of the temperature to its detection accuracy.
It can realize that heat-conducting contacts in present embodiment, between two parts by way of directly fitting.It can be with
Understand, in other embodiments, can also mutually be interconnected by the excessive element of other heat conduction such as heat-conducting glue between two parts
It connects to realize that heat-conducting contacts.
The present invention also provides a kind of PET detecting devices using above-mentioned PET detecting modules, PET detecting devices includes fixing
Part and the multiple PET detecting modules being set on fixing piece, multiple PET detecting modules are in circular row on fixing piece.
PET detecting modules provided by the invention are being dissipated by setting the radiating subassembly 40 being in contact with circuit board assemblies 30
Radiator structure is set on hot component 40, the heat of PET detecting modules generation can be distributed.PET detecting devices provided by the invention
It can realize heat dissipation that is effective and stablizing, there is stable detection accuracy.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
It applies 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, it is all considered to be the range of this specification record.
Embodiment described above only expresses the several embodiments of the present invention, and description is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that those of ordinary skill in the art are come
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Range.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of PET detecting modules, which is characterized in that the PET detecting modules include fixation kit, probe assembly, circuit board
Component and radiating subassembly, the fixation kit limit the probe assembly, and the circuit board assemblies are located at the detection
It one end of component and is contacted with the radiating subassembly heat-conducting, the radiating subassembly extends pre- from inside to outside from the fixation kit
Set a distance, the radiating subassembly can distribute the heat that the PET detecting modules generate.
2. PET detecting modules as described in claim 1, which is characterized in that the circuit board assemblies include at least one circuit
Plate unit, towards the probe assembly, opposite side is contacted with the radiating subassembly heat-conducting for the side of the circuit board unit.
3. PET detecting modules as described in claim 1, which is characterized in that the circuit board unit includes first circuit board list
Member and second circuit plate unit, the first circuit board unit are set towards the probe assembly, the first circuit board unit
It is stacked on top of each other with the second circuit plate unit, and by the radiating subassembly interval among the two.
4. PET detecting modules as claimed in claim 3, which is characterized in that the circuit board unit further includes electrical connector, institute
It states electrical connector to be set in the radiating subassembly, the first circuit board unit passes through described with the second circuit plate unit
Electrical connector is electrically connected.
5. PET detecting modules as described in claim 1, which is characterized in that the side of the fixation kit is wedge shaped, described solid
Determine the thickness that thickness of the side of component close to described radiating subassembly one end is more than the other end, the side of the fixation kit is leaned on certainly
One end of the nearly radiating subassembly is gradually tapered up to one end far from the radiating subassembly.
6. PET detecting modules as described in claim 1, which is characterized in that the radiating subassembly includes matrix and is set to institute
The radiator structure of matrix is stated, the radiator structure is used to that the heat of described matrix to be accelerated to distribute.
7. PET detecting modules as claimed in claim 6, which is characterized in that the radiator structure be radiating flow passage, the heat dissipation
Runner is set to the inside of described matrix and both ends form in described matrix surface and are open, and the radiating flow passage can be passed through cooling
Fluid；Or
The radiator structure is multiple cooling fins, and multiple cooling fins are convexly equipped in described matrix side by side.
8. PET detecting modules as claimed in claim 6, which is characterized in that the radiating subassembly further includes heat-conducting plate, described to lead
Hot plate is located in fixation kit and is contacted with the circuit board assemblies heat-conducting, can conduct the heat of the circuit board assemblies
To described matrix.
9. PET detecting modules as claimed in claim 8, which is characterized in that the radiating subassembly further includes semiconductor chilling plate,
The semiconductor chilling plate is set between described matrix and the heat-conducting plate, and the semiconductor chilling plate is used to cool down the electricity
Road plate component.
10. a kind of PET detecting devices, the PET detecting devices includes fixing piece and the multiple PET being set on the fixing piece
Detecting module, which is characterized in that the PET detecting modules are using the PET detecting modules as described in claim 1-9, Duo Gesuo
PET detecting modules are stated to be fixed on the fixing piece in annular shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711447852.5A CN108186040B (en) | 2017-12-27 | 2017-12-27 | PET detection module and PET detection device with same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711447852.5A CN108186040B (en) | 2017-12-27 | 2017-12-27 | PET detection module and PET detection device with same |
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| CN108186040A true CN108186040A (en) | 2018-06-22 |
| CN108186040B CN108186040B (en) | 2021-05-14 |
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| CN201711447852.5A Active CN108186040B (en) | 2017-12-27 | 2017-12-27 | PET detection module and PET detection device with same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020232563A1 (en) * | 2019-05-17 | 2020-11-26 | Shanghai United Imaging Healthcare Co., Ltd. | System and method for pet imaging |
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| CN108186040B (en) | 2021-05-14 |
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