CN106782728B - A kind of movable box type combines shielding harness - Google Patents
A kind of movable box type combines shielding harness Download PDFInfo
- Publication number
- CN106782728B CN106782728B CN201611244872.8A CN201611244872A CN106782728B CN 106782728 B CN106782728 B CN 106782728B CN 201611244872 A CN201611244872 A CN 201611244872A CN 106782728 B CN106782728 B CN 106782728B
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- CN
- China
- Prior art keywords
- container
- radiation shield
- box type
- movable box
- case
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
- G21F5/00—Transportable or portable shielded containers
- G21F5/015—Transportable or portable shielded containers for storing radioactive sources, e.g. source carriers for irradiation units; Radioisotope containers
Abstract
The invention discloses a kind of movable box type to combine shielding harness, including：Container, radioactive source generating means are set inside it；Radiation shield in case, fixation are filled between radioactive source generating means and the inwall of container；Case external radiation shield, detachably it is coated on the outer wall of container；Photon barricade, the outer wall of container is slidably arranged in, for sliding into active region when removing case external radiation shield, shields active region ray.Movable box type proposed by the present invention combines shielding harness, and radioactive source generating means can run and transport in container；During radioactive source plant running, radiation shield combines high dose radiation caused by the generating means operation of shielding radioactive source with case external radiation shield in described case；When casing transports, case external radiation shield and casing are split, photon barricade is moved to active region, shields ray caused by container active region structural material neutron activation.
Description
Technical field
The present invention relates to nuclear radiation shield field, relates in particular to a kind of movable box type combination shielding harness.
Background technology
For caused various rays in shielding radioactive source generating means running, radioactive source generating means is normally at screen
Cover in factory building, factory building surrounding is surrounded by very thick radiation shield wall.Radiation shield wall typically uses steel plate, stereotype and special type
The materials such as cement are made, and ensure radiogical safety by the stacking of a large amount of shielding materials, cause shielding harness total quality to weigh,
Space-consuming is big, and irremovable.
For mobile radioactive source generating means, such as moveable nuclear reactor energy generation device can be transported, transported in device
, it is necessary to shield the horizontal ray of high dose caused by radioactive source generating means in row or transportation, or structural material activation and
The ray sent.However, be limited to move size and the load-carrying of transportation system, can not use substantial amounts of radiation shielding material or compared with
Thick concrete carries out radiation shield.Therefore, the radiation in the operation of moveable radioactive source generating means and transportation is prevented
Shield is a urgent problem to be solved.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of requirement for meeting the movement transport of radioactive source generating means, protect
Hinder it and run the movable box type combination shielding harness with radiogical safety in transportation.
In order to solve the above-mentioned technical problem, the present invention adopts the following technical scheme that：A kind of movable box type combination shielding system
System, including：
Container, radioactive source generating means are set inside it；
Radiation shield in case, fixation are filled between radioactive source generating means and the inwall of container；
Case external radiation shield, detachably it is coated on the outer wall of container；
Photon barricade, the outer wall of container is slidably arranged in, for sliding into work when removing case external radiation shield
Property area, shield active region ray.
Further, radiation shield and case external radiation shield are including at least one layer of moderation of neutrons material in the case
The multi-layer compound structure of material, one layer of neutron absorber material and one layer of photon shielding material.
Further, the neutron slowing-down material is located at most interior survey, and the photon shielding material is located at outermost.
Further, the material junction gap of radiation shield and case external radiation shield uses shielding material in the case
Material sand body tamps.
Further, the neutron slowing-down material, neutron absorber material and photon shielding material are sheet material.
Further, the lap-joint of vertical sheet material and horizontal sheet is polygon faying surface.
Further, in addition to automatically controlled carriage, for photon barricade described in remote control in the container
Outer wall slides.
Beneficial effects of the present invention are embodied in：
1. movable box type proposed by the present invention combines shielding harness, radioactive source generating means can run in container with
Transport；During radioactive source plant running, radiation shield combines with case external radiation shield and shields radioactive source in described case
High dose radiation caused by plant running；When casing transports, case external radiation shield and casing are split, photon barricade moves
Move to active region, shield ray caused by container active region structural material neutron activation.
2. movable box type proposed by the present invention combines shielding harness, radioactive source generating means can run in container with
Transport；By the way of radiation shield in case and the combination shielding of case external radiation shield, radioactive source generating means can be run
During caused various rays realize radiation shield and security protection；Radiation shield physical efficiency effectively reduces radioactive source in case
The neutron activation of body structure material during plant running.
3. movable box type proposed by the present invention combines shielding harness, case external radiation shielding physical efficiency and container body point
From, make this it is box combination shielding harness there is good mobility.
4. movable box type proposed by the present invention combines shielding harness, the photon barricade outside case can shield container structure
Material ray caused by because of neutron activation, container is set to meet that radioactive substance transports the requirement of code safely.
5. invention provide movable box type combination shielding harness convenience in transport, it is compact-sized, shield be easy to dismounting and
Combination, can assemble use under a variety of environment and orographic condition, radiation shield when realizing the operation of radioactive source generating means, and
Radioactive source generating means is with radiation shield during Container Transport.
Brief description of the drawings
Fig. 1 is that movable box type combines shielding harness schematic diagram under the operating condition for meeting the preferred embodiment of the invention.
Fig. 2 is sectional views of the Fig. 1 along line A-A.
Fig. 3 is sectional views of the Fig. 1 along line B-B.
Fig. 4 is that movable box type combines shielding harness schematic diagram under the traffic condition for meeting the preferred embodiment of the invention.
Fig. 5 is that the trapezoidal lap side seam of the vertical screen sheet material and debris shield sheet material that meet the preferred embodiment of the invention shows
It is intended to.
In accompanying drawing the mark of each part for：Radiation shield, 2 casees external radiation shields, 3 photon barricades, 4 collection in 1 case
Vanning, 5 radioactive source generating means, 6 radioactive source generating means top mechanical components, 7 vertical direction shielding sheet material, 8 horizontal directions
Shield sheet material, 9 sheet material lap-joint rays, 11 and the photon of the neutron absorber material layer of 21 neutron slowing-down material layers, 12 and 22,13 and 23
Shielding material layer.
Embodiment
Embody the object of the invention, the exemplary embodiments of feature and advantage will describe in detail in the following description.It should be understood that
Be the various change that can have in different embodiments of the present invention, it is neither departed from the scope of the present invention, and theory therein
Bright and accompanying drawing is substantially purposes of discussion, and is not used to the limitation present invention.
A kind of movable box type combination shielding harness proposed by the present invention, can meet the transport movement of radioactive source generating means
It is required that and ensure its radiogical safety in the process of running.
As shown in figure 1, movable box type combination shielding harness proposed by the present invention, by spoke outside radiation shield in case 1, case
Penetrate shield 2, photon barricade 3 and container 4 to form, radioactive source generating means 5 is arranged in container 4, can be with packaging
The movement transport of case 4；Radiation shield 1 is filled between the inwall of radioactive source generating means 5 and container 4 in case, is fixed on case
Internal portion and non-disconnectable remove；Case external radiation shield 2 is coated on the outside of container 4, is detachable screening arrangement；Photon shields
Plate 3 is slidably arranged in the upper surface of container 4, can be moved in tank surface.
As shown in Fig. 2 it is not provided with shielding between the region of radioactive source generating means top mechanical component 6 and the inwall of container 4
Body is covered, when radioactive source generating means 5 is run, the regional structure material can be activated to form active region.In addition, radiation shield in case
The shielding thickness on the right side of body 1 should be radiation shield 1 and the gross thickness sum of case external radiation shield 2 in other side casees, protect
Demonstrate,prove it and effective radiation shield is carried out to the other parts in the inside of container 4.
When radioactive source generating means 5 is run, photon barricade 3 is moved to outside the tank surface active region of container 4,
In case radiation shield 1 shielding radioactive source generating means operation is combined with case external radiation shield 2 caused by high dose rate penetrate
Line.
When radioactive source generating means 5 moves with container 4 to be transported, case external radiation shield 2 is torn open with the casing of container 4
Point, as shown in figure 4, photon barricade 3 is moved into the upper end active region of radioactive source generating means 5, shield the top structure of container 4
Material ray caused by because of neutron activation.
In the present embodiment, as shown in figure 3, radiation shield 1 is multi-layer compound structure in case, including neutron slowing-down material layer
11st, neutron absorber material layer 12 and photon shielding material layer 13；Case external radiation shield 2 and multi-layer compound structure, including in
Sub- slowing material layer 21, neutron absorber material layer 22 and photon shielding material layer 23；Photon barricade 3 is by photon shielding material group
Into.
Further, in order to avoid various rays leak out from shield gap location, the outer spoke of radiation shield 1, case in case
The shielding material joint gap for penetrating shield 2 is tamped using the shielding material sand body of iron sand and the formation of borax mixed sand body.
Further, photon barricade 3 has automatically controlled carriage, can be slided by remote control on the casing of container 4.
Further, as shown in figure 5, neutron slowing-down material 11 and 21, neutron absorber material 12 and 22, and photon shield material
Material 13 and 23 is sheet material, in the container for cuboid, above-mentioned neutron slowing-down material 11 and 21, neutron absorber material
12 and 22, and the shielding sheet material that photon shielding material 13 and 23 is formed, vertical screen sheet material 7 and debris shield sheet material can be produced
8, vertical screen sheet material 7 and the lap-joint of debris shield sheet material 8 use trapezoidal faying surface, are trapezoidal overlap joint the advantages of its structure
Face can ensure that the screen layer effective thickness at gap will not be reduced.
Those skilled in the art can realize described function using distinct methods to each specific application, but
It is this realization it is not considered that beyond the scope of this invention.
Obviously, those skilled in the art can carry out the spirit of various changes and modification without departing from the present invention to invention
And scope.So, if these modifications and variations of the present invention belong to the claims in the present invention and its equivalent technologies scope it
Interior, then the present invention is also intended to including these changes and modification.
Claims (7)
1. a kind of movable box type combines shielding harness, it is characterised in that：Including：
Container, radioactive source generating means are provided at its inner portion；
Radiation shield in case, fixation are filled between radioactive source generating means and the inwall of container；
Case external radiation shield, detachably it is coated on the outer wall of container；
Photon barricade, the outer wall of container is slidably arranged in, for sliding into container when removing case external radiation shield
Outside tank surface active region, active region ray is shielded.
2. movable box type as claimed in claim 1 combines shielding harness, it is characterised in that：In the case radiation shield and
Case external radiation shield is including at least one layer of neutron slowing-down material, one layer of neutron absorber material and one layer of photon shielding material
Multi-layer compound structure.
3. movable box type as claimed in claim 2 combines shielding harness, it is characterised in that：The neutron slowing-down material is located at
Most interior survey, the photon shielding material are located at outermost.
4. movable box type as claimed in claim 2 or claim 3 combines shielding harness, it is characterised in that：Radiation shield in the case
The material junction gap of body and case external radiation shield is tamped using shielding material sand body.
5. movable box type as claimed in claim 2 or claim 3 combines shielding harness, it is characterised in that：The neutron slowing-down material,
Neutron absorber material and photon shielding material are sheet material.
6. movable box type as claimed in claim 5 combines shielding harness, it is characterised in that：Vertical sheet material and horizontal sheet
Lap-joint is polygon faying surface.
7. movable box type as claimed in claim 1 or 2 combines shielding harness, it is characterised in that：Also include automatically controlled slide to fill
Put, slided for outer wall of the photon barricade described in remote control in the container.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611244872.8A CN106782728B (en) | 2016-12-29 | 2016-12-29 | A kind of movable box type combines shielding harness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611244872.8A CN106782728B (en) | 2016-12-29 | 2016-12-29 | A kind of movable box type combines shielding harness |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106782728A CN106782728A (en) | 2017-05-31 |
| CN106782728B true CN106782728B (en) | 2018-01-02 |
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ID=58928651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611244872.8A Active CN106782728B (en) | 2016-12-29 | 2016-12-29 | A kind of movable box type combines shielding harness |
Country Status (1)
| Country | Link |
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| CN (1) | CN106782728B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108345028B (en) * | 2018-01-20 | 2019-09-06 | 中国科学院高能物理研究所 | A kind of shield and its design method applied to neutron scattering chamber |
| US10878974B2 (en) | 2018-12-14 | 2020-12-29 | Rad Technology Medical Systems, Llc | Shielding facility and method of making thereof |
| CN110797131B (en) * | 2019-11-08 | 2021-04-09 | 哈尔滨工程大学 | Container radiation protection device with variable shielding layer |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7312466B2 (en) * | 2005-05-26 | 2007-12-25 | Tdy Industries, Inc. | High efficiency shield array |
| CN201655345U (en) * | 2010-04-01 | 2010-11-24 | 北京市射线应用研究中心 | Mobile type neutron source shielding body |
| CN201877139U (en) * | 2010-06-30 | 2011-06-22 | 中国核电工程有限公司 | Cobalt source transportation container |
| CN102496396B (en) * | 2011-11-16 | 2013-11-06 | 哈尔滨工业大学 | Rare earth/ tungsten/ polyethylene composite gradient nuclear radiation prevention material and production method thereof |
| CN204189468U (en) * | 2014-09-30 | 2015-03-04 | 广州市原子高科同位素医药有限公司 | Portable radioisotope carrying case |
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- 2016-12-29 CN CN201611244872.8A patent/CN106782728B/en active Active
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| Publication number | Publication date |
|---|---|
| CN106782728A (en) | 2017-05-31 |
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