CN110662341A - Beam cooling device of proton accelerator - Google Patents
Beam cooling device of proton accelerator Download PDFInfo
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- CN110662341A CN110662341A CN201911021096.9A CN201911021096A CN110662341A CN 110662341 A CN110662341 A CN 110662341A CN 201911021096 A CN201911021096 A CN 201911021096A CN 110662341 A CN110662341 A CN 110662341A
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- heat conduction
- cooling
- heat
- cavity
- flow blocking
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- 238000001816 cooling Methods 0.000 title claims abstract description 59
- 230000000903 blocking effect Effects 0.000 claims abstract description 40
- 238000009833 condensation Methods 0.000 claims description 17
- 230000005494 condensation Effects 0.000 claims description 17
- 239000000498 cooling water Substances 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 239000002826 coolant Substances 0.000 claims description 2
- 230000017525 heat dissipation Effects 0.000 abstract description 15
- 239000000110 cooling liquid Substances 0.000 abstract description 10
- 230000005540 biological transmission Effects 0.000 description 3
- 206010028980 Neoplasm Diseases 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 201000011510 cancer Diseases 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000002661 proton therapy Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H7/00—Details of devices of the types covered by groups H05H9/00, H05H11/00, H05H13/00
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D15/00—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
- F28D15/02—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes
- F28D15/0266—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes with separate evaporating and condensing chambers connected by at least one conduit; Loop-type heat pipes; with multiple or common evaporating or condensing chambers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
- F28F21/08—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
- F28F21/081—Heat exchange elements made from metals or metal alloys
- F28F21/085—Heat exchange elements made from metals or metal alloys from copper or copper alloys
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
- A61N2005/1085—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy characterised by the type of particles applied to the patient
- A61N2005/1087—Ions; Protons
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
- A61N2005/1092—Details
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Biomedical Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Thermal Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pathology (AREA)
- Sustainable Development (AREA)
- Radiology & Medical Imaging (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Plasma & Fusion (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Particle Accelerators (AREA)
Abstract
The invention provides a beam cooling device of a proton accelerator, which comprises a heat conduction beam blocking body, wherein the right side of the heat conduction beam blocking body is a beam blocking surface, an inwards concave heat dissipation groove is arranged on the left side of the heat conduction beam blocking body, an annular cooling cavity is arranged in the heat conduction beam blocking body and surrounds the heat dissipation groove, the cooling cavity is arranged close to the left side of the heat conduction beam blocking body, heat dissipation holes are arranged on the upper side of the heat conduction beam blocking body and are communicated with the cooling cavity, the beam cooling device also comprises a hollow tube body, the lower end of the hollow tube body is communicated with the heat dissipation holes, a heat conduction condensate body is connected to the upper end of the hollow tube body, and cooling liquid is stored in the cooling cavity.
Description
Technical Field
The invention relates to a beam cooling device of a proton accelerator.
Background
Proton therapy technology is currently an important research area in modern oncology. The proton beam has the characteristics of strong penetrating power, concentrated energy distribution, controllable dose distribution and the like; therefore, the normal cells around the focus can be protected to the maximum extent during the treatment process, and most energy is used for killing cancer cells.
The proton treatment device mainly comprises a proton accelerator, a beam transmission system, a rotating frame and the like, wherein the proton accelerator provides protons with proper energy and dosage, the rotating frame is used for positioning and treating tumors in any direction, the beam transmission system is connected with the proton accelerator and the rotating frame, the protons generated by the accelerator are transmitted to the rotating frame, and the focus is irradiated by enough energy, so that the proton treatment device is one of important structures in the proton treatment device.
The beam current blocking device is used as a component of a beam current transmission system and is used for quickly cutting off the beam current after a control system of the treatment device sends an abnormal beam current signal, so that the safety of a patient and medical care personnel is ensured. Due to the high beam energy, the beam blocking device needs to be cooled. The current commonly used beam blocking device adopts water cooling, once cooling water activates pollution when the device is used in a water cooling mode, pollutants can be brought into the treatment device, and the dosage rate of the treatment device can be increased after the pollutants enter the treatment device, so that the treatment effect of the treatment device is influenced.
And the cooling of the beam current blocking device needs to be carried out efficiently, so that the temperature of the beam current blocking device can be reduced rapidly.
Disclosure of Invention
In view of the problems pointed out in the background art, an object of the present invention is to provide a beam cooling device for a proton accelerator, which dissipates heat by means of heat conduction, not only can ensure the heat dissipation effect of a beam blocking body, but also can reduce the pollution to a treatment device, and can rapidly cool the beam blocking body.
The technical scheme of the invention is realized as follows:
the utility model provides a proton accelerator beam cooling device, includes the thermal conduction beam flow resistor, and the right side of thermal conduction beam flow resistor is the beam face of blocking, is equipped with the radiating groove of indent on the left surface of thermal conduction beam flow resistor, and the internal portion of thermal conduction beam flow resistor is equipped with annular cooling cavity, and the cooling cavity encircles the radiating groove setting, and the cooling cavity is close to the left surface setting of thermal conduction beam flow resistor, and the side of going up of thermal conduction beam flow resistor is equipped with the louvre, the louvre intercommunication the cooling cavity set up, still include the cavity body, the lower extreme of cavity body with the louvre intercommunication, the upper end of cavity body be connected with the thermal conduction condensate body, the cooling cavity indoor storage have the coolant liquid.
Preferably, the heat conduction condensation body is a conical structure with a large top and a small bottom, the heat conduction condensation body is hollow inside and provided with an opening at the lower end, and the lower end of the heat conduction condensation body is communicated with the hollow pipe body.
Preferably, the edge of the upper end face of the heat-conducting condensation body is provided with an annular surrounding edge protruding upwards, and the annular surrounding edge and the upper end face of the heat-conducting condensation body form a cooling water storage disc in a surrounding manner.
Preferably, the hollow pipe body is a heat-conducting hollow pipe body.
Preferably, the outer side wall of the hollow pipe body is provided with a radiating block.
Preferably, the heat-conducting beam current blocking body, the hollow tube body and the heat-conducting condensation body are all made of copper.
By adopting the technical scheme, the invention has the beneficial effects that:
(1) the beam cooling device of the proton accelerator provided by the invention has the advantages that the temperature of a beam blocking surface of a heat-conducting beam blocking body can be increased after absorbing protons, the heat can be transferred to a cooling cavity, the heat can be avoided from a heat dissipation groove due to the fact that the heat dissipation groove is formed in the heat-conducting beam blocking body, a circular hot runner is formed and transferred to the cooling cavity, the circular hot runner just corresponds to the shape of the cooling cavity, the heat can be rapidly and intensively transferred to the cooling cavity, cooling liquid in the cooling cavity is heated to reach a boiling point and is evaporated, the evaporated cooling liquid moves to a heat-conducting condensate body along a hollow pipe body, the evaporated cooling liquid is liquefied into liquid when contacting the heat-conducting condensate body and flows to the cooling cavity, and heat exchange is carried out in a circulating mode, and the purpose of rapid;
(2) according to the beam cooling device of the proton accelerator, the heat absorbed by the heat-conducting beam blocking body can be quickly dissipated in a circulating cooling mode of cooling liquid in the cooling cavity, the hollow pipe body and the inner cavity of the heat-conducting condensing body, so that the purpose of cooling is achieved; and realize the isolation with the treatment device, reduce the pollution to the treatment device.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a side view of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention is illustrated below with reference to fig. 1-2:
a beam cooling device of a proton accelerator comprises a heat conduction beam blocking body 1, wherein a beam blocking surface 2 is arranged on the right side of the heat conduction beam blocking body 1.
The left side surface of the heat conduction beam flow blocking body 1 is provided with an inwards concave heat radiation groove 3.
The heat conduction beam flow blocking body 1 is internally provided with an annular cooling chamber 4, the cooling chamber 4 is arranged around the heat dissipation groove 3, and the cooling chamber 4 is arranged close to the left side face of the heat conduction beam flow blocking body 1.
The upper side surface of the heat conduction beam flow blocking body 1 is provided with heat dissipation holes 5, and the heat dissipation holes 5 are communicated with the cooling chamber 4.
The heat dissipation device is characterized by further comprising a hollow pipe body 6, the lower end of the hollow pipe body 6 is communicated with the heat dissipation holes 5, the upper end of the hollow pipe body 6 is connected with a heat conduction condensation body 7, and cooling liquid is stored in the cooling chamber 4.
Preferably, the heat-conducting condensation body 7 is a conical structure with a large top and a small bottom, the heat-conducting condensation body 7 is hollow inside and provided with an opening at the lower end, and the lower end of the heat-conducting condensation body 7 is communicated with the hollow pipe body 6.
Preferably, an annular surrounding edge 8 protruding upwards is arranged at the edge of the upper end face of the heat-conducting condensation body 7, the annular surrounding edge 8 and the upper end face of the heat-conducting condensation body 7 form a cooling water storage disc 9 in a surrounding manner, and cooling water is stored in the cooling water storage disc 9.
Preferably, the hollow pipe 6 is a heat-conducting hollow pipe 6.
Preferably, the heat dissipation block 10 is mounted on the outer side wall of the hollow tube body 6.
Preferably, the heat-conducting beam blocking body 1, the hollow tube body 6 and the heat-conducting condensation body 7 are all made of copper.
By adopting the technical scheme, the invention has the beneficial effects that:
1. the invention provides a proton accelerator beam cooling device, wherein the temperature of a beam blocking surface 2 of a heat conduction beam blocking body 1 is increased after absorbing protons, the heat is transferred to a cooling chamber 4, the heat is prevented from the heat dissipation groove 3 due to the heat dissipation groove 3 arranged in the heat conduction beam blocking body 1, a round hot runner is formed and transferred to the cooling chamber 4, the round hot runner just corresponds to the shape of the cooling chamber 4, the heat can be rapidly and intensively transferred to the cooling chamber 4, the cooling liquid in the cooling chamber 4 is heated to reach a boiling point and is evaporated, the evaporated cooling liquid moves to a heat conduction condensate body 7 along a hollow pipe body 6, and the evaporated cooling liquid is liquefied into a liquid state when contacting the heat conduction condensate body 7 and flows to the cooling chamber 4, so that the purposes of rapid cooling are achieved by circulating heat exchange;
2. according to the beam cooling device of the proton accelerator, the heat absorbed by the heat conduction beam blocking body 1 can be quickly radiated in a circulating cooling mode of cooling liquid in the cooling chamber 4, the hollow pipe body 6 and the inner cavity of the heat conduction condensing body 7, so that the purpose of cooling is achieved; and realize the isolation with the treatment device, reduce the pollution to the treatment device.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (6)
1. A proton accelerator beam cooling device is characterized in that: including the heat conduction beam flow blocking body, the right side of the heat conduction beam flow blocking body is the beam flow blocking face, is equipped with the radiating groove of indent on the left side of the heat conduction beam flow blocking body, and the internal portion of heat conduction beam flow blocking body is equipped with annular cooling cavity, and the cooling cavity encircles the radiating groove setting, and the cooling cavity is close to the left side setting of the heat conduction beam flow blocking body, and the side of going up of the heat conduction beam flow blocking body is equipped with the louvre, the louvre intercommunication the cooling cavity set up, still include the cavity body, the lower extreme of cavity body with the louvre intercommunication, the upper end of cavity body be connected with the heat conduction condensation body, the cooling cavity indoor storage have the coolant liquid.
2. The proton accelerator beam cooling device of claim 1, wherein: the heat conduction condensation body is of a conical structure with a large upper part and a small lower part, the heat conduction condensation body is hollow inside and is provided with a lower end opening, and the lower end of the heat conduction condensation body is communicated with the hollow pipe body.
3. The proton accelerator beam cooling device of claim 2, wherein: the edge of the upper end face of the heat conduction condensing body is provided with an upward convex annular surrounding edge, and the annular surrounding edge and the upper end face of the heat conduction condensing body form a cooling water storage disc in a surrounding mode.
4. A proton accelerator beam cooling apparatus as claimed in claim 3, wherein: the hollow pipe body is a heat-conducting hollow pipe body.
5. The proton accelerator beam cooling device of claim 4, wherein: and the outer side wall of the hollow pipe body is provided with a radiating block.
6. The proton accelerator beam cooling device of claim 5, wherein: the heat-conducting beam flow blocking body, the hollow tube body and the heat-conducting condensing body are all made of copper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911021096.9A CN110662341A (en) | 2019-10-25 | 2019-10-25 | Beam cooling device of proton accelerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911021096.9A CN110662341A (en) | 2019-10-25 | 2019-10-25 | Beam cooling device of proton accelerator |
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| Publication Number | Publication Date |
|---|---|
| CN110662341A true CN110662341A (en) | 2020-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911021096.9A Pending CN110662341A (en) | 2019-10-25 | 2019-10-25 | Beam cooling device of proton accelerator |
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| Country | Link |
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| CN (1) | CN110662341A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07335397A (en) * | 1994-06-14 | 1995-12-22 | Power Reactor & Nuclear Fuel Dev Corp | Charged particle beam dump device |
| JP2010153092A (en) * | 2008-12-24 | 2010-07-08 | Sumitomo Heavy Ind Ltd | Beam dump |
| CN108633160A (en) * | 2018-07-28 | 2018-10-09 | 中国原子能科学研究院 | A kind of proton precessional magnetometer beam cooling device |
| CN108882497A (en) * | 2018-07-04 | 2018-11-23 | 中国原子能科学研究院 | A kind of line reception device for proton beam streamline end |
| CN210609831U (en) * | 2019-10-25 | 2020-05-22 | 北京中百源国际科技创新研究有限公司 | Beam cooling device of proton accelerator |
-
2019
- 2019-10-25 CN CN201911021096.9A patent/CN110662341A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07335397A (en) * | 1994-06-14 | 1995-12-22 | Power Reactor & Nuclear Fuel Dev Corp | Charged particle beam dump device |
| JP2010153092A (en) * | 2008-12-24 | 2010-07-08 | Sumitomo Heavy Ind Ltd | Beam dump |
| CN108882497A (en) * | 2018-07-04 | 2018-11-23 | 中国原子能科学研究院 | A kind of line reception device for proton beam streamline end |
| CN108633160A (en) * | 2018-07-28 | 2018-10-09 | 中国原子能科学研究院 | A kind of proton precessional magnetometer beam cooling device |
| CN210609831U (en) * | 2019-10-25 | 2020-05-22 | 北京中百源国际科技创新研究有限公司 | Beam cooling device of proton accelerator |
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