CN104733066A - Fixed tying method for conveying fuel subassemblies - Google Patents
Fixed tying method for conveying fuel subassemblies Download PDFInfo
- Publication number
- CN104733066A CN104733066A CN201310714469.7A CN201310714469A CN104733066A CN 104733066 A CN104733066 A CN 104733066A CN 201310714469 A CN201310714469 A CN 201310714469A CN 104733066 A CN104733066 A CN 104733066A
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- CN
- China
- Prior art keywords
- container
- fixed
- containers
- vessel
- fuel assembly
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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.)
- Pending
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Classifications
-
- 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
- G21F5/06—Details of, or accessories to, the containers
-
- 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
- G21F5/06—Details of, or accessories to, the containers
- G21F5/08—Shock-absorbers, e.g. impact buffers for containers
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Packaging Of Machine Parts And Wound Products (AREA)
Abstract
The invention belongs to the technical field of conveyance of nuclear fuel elements, and particularly relates to a fixed tying method for conveying fuel subassemblies. The fixed tying method for conveying the fuel subassemblies comprises the following steps of placing each fuel subassembly in a corresponding cavity vessel; stacking the vessels in multiple layers; placing the vessels on the same layer in the same shelving support; fixing each upper vessel and a corresponding lower vessel adjacent to the upper vessel by using a corresponding bolt, which penetrates in the corresponding upper vessel and the corresponding lower vessel, of the shelving support; and arranging a damping block between each left vessel and the corresponding right vessel adjacent to the left vessel on the same layer. The vessels are fixed in a container through a plurality of high-strength belts in the up-down direction, the left-right direction and the front-back direction, and a damping block is arranged between each vessel and the container. The container is fixed with a bottom plate of a conveying tool by a fixing method in the prior art. By the fixed tying method for conveying the fuel subassemblies, space for conveyance of the fuel subassemblies is reduced, the amount of single-pass conveyance is increased, the loading and unloading efficiency of the fuel subassemblies is improved, the labor cost and the using and maintaining cost of facilities are reduced obviously, and the yield in the actual conveyance process reaches 100%.
Description
Technical field
The invention belongs to nuclear fuel element technical field of transportation, be specifically related to a kind of gim peg system, method being applicable to fuel assembly transport.
Background technology
In prior art, adopt carvel-built method to be placed on by fuel assembly on railway carriage base plate and transport.Along with the increase of fuel assembly destiny amount, due to existing method take up room greatly, the lay time is long, workload is comparatively large, cannot meet actual needs.
Summary of the invention
The technical issues that need to address of the present invention are: fuel assembly fixing means in existing transportation, take up room large, the lay time long, workload is comparatively large, be difficult to meet actual needs.
Technical scheme of the present invention is as described below:
A kind of gim peg system, method being applicable to fuel assembly transport, comprise the following steps: each fuel assembly is placed in a cavity container, described container is laminated multi-layer, and the container being in same layer is placed side by side in same placing rack: two neighbouring containers are fixed by the bolt running through placing rack therebetween; Between the same layer container that left and right is adjacent, snubber block is set; By some reinforced belts, the binding of container top to bottom, left and right, front and rear is fixed in container, between container and container, snubber block is set; Container and means of transport base plate are fixed.
Preferably: four fuel assemblies are placed in four cavity containers, divide two-layer up and down stacking, upper strata container is placed on the placing rack of lower layers of containers, and two neighbouring containers are bolted, and between the container that left and right is adjacent, the wooden unit arranged by bolt is fixed realizes damping; 6 intensified nylon bands are adopted to be bundled in container by container; By container angle, the bolt on container and means of transport base plate is set firmly standby linking together.
Preferably: the layout of described intensified nylon band is as described below:
The two ends of described 6 intensified nylon bands are fixed on the container bottom board of the lower layers of containers left and right sides respectively, and 6 intensified nylon bands are in front and back are symmetrical between two;
Two higher intensified nylon bands respectively along above container front and rear end, upper strata, and form " X " shape intersection, for fixing upper strata container in the left and right side of two-layer container;
In four lower intensified nylon bands: two edges above lower layers of containers front and rear end, and are separately fixed at the position of container bottom board near container front and rear end; Other two intensified nylon bands are also along above lower layers of containers front and rear end, and its point of fixity lays respectively at the forward position in container front end face rearward position and rear container end face.
Preferably: two higher intensified nylon bands, be 62 ° of angles in container left and right side and vertical direction; Point of fixity lays respectively at two lower intensified nylon bands of the container front end face forward position in position and rear container end face rearward, is 48.5 ° of angles in container left and right side and vertical direction.
Preferably: the pulling force of every root intensified nylon band is 3000kg.
Preferably: the layout of described intensified nylon band is as described below: the position that on container bottom board, the front and rear end of two lower layers of containers is corresponding arranges one piece of location wooden unit respectively, it is supported on above two pieces of chocks, realizes the fixing further of container and container.
Preferably: above container, be coated with waterproof cloth.
Beneficial effect of the present invention is:
(1) a kind of gim peg system, method being applicable to fuel assembly transport of the present invention, reduces fuel assembly transport point space, improves single transport freight volume;
(2) a kind of gim peg system, method being applicable to fuel assembly transport of the present invention, improves fuel assembly loading and unloading operation efficiency;
(3) a kind of gim peg system, method being applicable to fuel assembly transport of the present invention, significantly reduces human cost and facility working service cost;
(4) a kind of gim peg system, method being applicable to fuel assembly transport of the present invention, ensure that security that fuel assembly transports, reliability, at present by this kind of mode success transport fuel assembly more than 6000 group, in actual shipment process, qualification rate reaches 100%.
Accompanying drawing explanation
Fig. 1 (a) is same layer container damping schematic diagram;
The partial enlarged drawing that Fig. 1 (b) is Fig. 1 (a);
Fig. 2 is that schematic diagram located by container and container;
Fig. 3, Fig. 4 are reinforced belt distribution schematic diagram.
In figure, 1-container, 2-container, 3-means of transport, snubber block between 4-container, locating piece between 5-container and container damping, 6-Wooden Batten, 7-reinforced belt, 8-chock, the set bolt between neighbouring two containers of 9-, 10-reinforced belt lock fastener.
Embodiment
Below in conjunction with drawings and Examples, a kind of gim peg system, method being applicable to fuel assembly transport of the present invention is described in detail.
Each fuel assembly is placed in a cavity container, described container is laminated multi-layer, the container being in same layer is placed side by side in same placing rack: two neighbouring containers are fixed by the bolt running through placing rack therebetween, to prevent relative movement; Between the same layer container that left and right is adjacent, snubber block is set.By some reinforced belts, the binding of container top to bottom, left and right, front and rear is fixed in container, between container and container, snubber block is set.The base plate of container and the means of transport such as train, automobile is fixed with the fixing means of prior art.
Embodiment 1
Four fuel assemblies are placed in four cavity containers, divide two-layer up and down stacking, upper strata container is placed on the placing rack of lower layers of containers, and two neighbouring containers are bolted, between the container that left and right is adjacent, the wooden unit arranged by bolt is fixed realizes damping, as shown in Figure 1.The present embodiment adopts 6 intensified nylon bands to be bundled in container by container, and the pulling force of every root intensified nylon band is 3000kg.As shown in Figure 2, in the present embodiment, the position that on container bottom board, the front and rear end of two lower layers of containers is corresponding also arranges one piece of location wooden unit respectively, and it is supported on above two pieces of chocks, for realizing fixing further of container and container.Waterproof cloth is covered above container, by 4 corner fittings of TEU (Twenty-foot Equivalent Unit), the bolt on container and the means of transport such as train, automobile base plate is set firmly standby linking together.In the present embodiment, the gap of means of transport and container front and rear end is also provided with Wooden Batten, prevents container from moving forward and backward.
As shown in Figure 3, Figure 4, the layout of described intensified nylon band is as described below:
The two ends of 6 intensified nylon bands are fixed on the container bottom board of the lower layers of containers left and right sides respectively, and 6 intensified nylon bands are in front and back are symmetrical between two;
Two higher intensified nylon bands respectively along above container front and rear end, upper strata, and form " X " shape intersection, for fixing upper strata container in the left and right side of two-layer container; In the present embodiment, above-mentioned two intensified nylon bands are 62 ° of angles in container left and right side and vertical direction;
In four lower intensified nylon bands: two edges above lower layers of containers front and rear end, and are separately fixed at the position of container bottom board near container front and rear end; Other two intensified nylon bands are also along above lower layers of containers front and rear end, its point of fixity lays respectively at the forward position in container front end face rearward position and rear container end face, in the present embodiment, above-mentioned two intensified nylon bands are 48.5 ° of angles in container left and right side and vertical direction.
Claims (7)
1. one kind is applicable to the gim peg system, method of fuel assembly transport, it is characterized in that: comprise the following steps: each fuel assembly is placed in a cavity container, described container is laminated multi-layer, and the container being in same layer is placed side by side in same placing rack: two neighbouring containers are fixed by the bolt running through placing rack therebetween; Between the same layer container that left and right is adjacent, snubber block is set; By some reinforced belts, the binding of container top to bottom, left and right, front and rear is fixed in container, between container and container, snubber block is set; Container and means of transport base plate are fixed.
2. a kind of gim peg system, method being applicable to fuel assembly transport according to claim 1, it is characterized in that: four fuel assemblies are placed in four cavity containers, divide two-layer up and down stacking, upper strata container is placed on the placing rack of lower layers of containers, two neighbouring containers are bolted, and between the container that left and right is adjacent, the wooden unit arranged by bolt is fixed realizes damping; 6 intensified nylon bands are adopted to be bundled in container by container; By container angle, the bolt on container and means of transport base plate is set firmly standby linking together.
3. a kind of gim peg system, method being applicable to fuel assembly transport according to claim 2, is characterized in that: the layout of described intensified nylon band is as described below:
The two ends of described 6 intensified nylon bands are fixed on the container bottom board of the lower layers of containers left and right sides respectively, and 6 intensified nylon bands are in front and back are symmetrical between two;
Two higher intensified nylon bands respectively along above container front and rear end, upper strata, and form " X " shape intersection, for fixing upper strata container in the left and right side of two-layer container;
In four lower intensified nylon bands: two edges above lower layers of containers front and rear end, and are separately fixed at the position of container bottom board near container front and rear end; Other two intensified nylon bands are also along above lower layers of containers front and rear end, and its point of fixity lays respectively at the forward position in container front end face rearward position and rear container end face.
4. a kind of gim peg system, method being applicable to fuel assembly transport according to claim 3, it is characterized in that: two higher intensified nylon bands, is 62 ° of angles in container left and right side and vertical direction; Point of fixity lays respectively at two lower intensified nylon bands of the container front end face forward position in position and rear container end face rearward, is 48.5 ° of angles in container left and right side and vertical direction.
5. a kind of gim peg system, method being applicable to fuel assembly transport according to claim 3 or 4, is characterized in that: the pulling force of every root intensified nylon band is 3000kg.
6. a kind of gim peg system, method being applicable to fuel assembly transport according to claim 1 and 2, it is characterized in that: the layout of described intensified nylon band is as described below: the position that on container bottom board, the front and rear end of two lower layers of containers is corresponding arranges one piece of location wooden unit respectively, it is supported on above two pieces of chocks, realizes the fixing further of container and container.
7. a kind of gim peg system, method being applicable to fuel assembly transport according to claim 1 and 2, is characterized in that: be coated with waterproof cloth above container.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310714469.7A CN104733066A (en) | 2013-12-20 | 2013-12-20 | Fixed tying method for conveying fuel subassemblies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310714469.7A CN104733066A (en) | 2013-12-20 | 2013-12-20 | Fixed tying method for conveying fuel subassemblies |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104733066A true CN104733066A (en) | 2015-06-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310714469.7A Pending CN104733066A (en) | 2013-12-20 | 2013-12-20 | Fixed tying method for conveying fuel subassemblies |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104733066A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021203334A1 (en) * | 2020-04-08 | 2021-10-14 | 中广核研究院有限公司 | Transport fixing method and system for fuel assembly transport container |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2905031A1 (en) * | 2006-08-21 | 2008-02-22 | Areva Np Sas | TRANSPORT CONTAINER FOR NUCLEAR FUEL ASSEMBLIES AND USE OF SUCH CONTAINER. |
| WO2009081078A2 (en) * | 2007-12-26 | 2009-07-02 | Areva Np | Transport container for nuclear fuel assembly and method of transporting a nuclear fuel assembly |
| CN102167098A (en) * | 2011-04-11 | 2011-08-31 | 青岛中油通用机械有限公司 | Anti-rotation self-locking semitrailer for bottle type high-pressure containers |
| CN202156422U (en) * | 2011-07-08 | 2012-03-07 | 中核四○四有限公司 | Tie down device of nuclear material transport container |
| CN103106938A (en) * | 2013-01-28 | 2013-05-15 | 华北电力大学 | Spent fuel shipping container with shock absorption and striking resistant spring device |
| CN203276875U (en) * | 2012-12-21 | 2013-11-06 | 中核核电运行管理有限公司 | Stable connection device of radioactive waste barrels |
-
2013
- 2013-12-20 CN CN201310714469.7A patent/CN104733066A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2905031A1 (en) * | 2006-08-21 | 2008-02-22 | Areva Np Sas | TRANSPORT CONTAINER FOR NUCLEAR FUEL ASSEMBLIES AND USE OF SUCH CONTAINER. |
| WO2009081078A2 (en) * | 2007-12-26 | 2009-07-02 | Areva Np | Transport container for nuclear fuel assembly and method of transporting a nuclear fuel assembly |
| CN102167098A (en) * | 2011-04-11 | 2011-08-31 | 青岛中油通用机械有限公司 | Anti-rotation self-locking semitrailer for bottle type high-pressure containers |
| CN202156422U (en) * | 2011-07-08 | 2012-03-07 | 中核四○四有限公司 | Tie down device of nuclear material transport container |
| CN203276875U (en) * | 2012-12-21 | 2013-11-06 | 中核核电运行管理有限公司 | Stable connection device of radioactive waste barrels |
| CN103106938A (en) * | 2013-01-28 | 2013-05-15 | 华北电力大学 | Spent fuel shipping container with shock absorption and striking resistant spring device |
Non-Patent Citations (2)
| Title |
|---|
| 李海龙: "燃料组件铁路运输栓系系统安全分析", 《原子能科学技术》 * |
| 王勇 等: "核燃料组件铁路运输容器系统在纵向冲击下的安全性分析", 《机械科学与技术》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021203334A1 (en) * | 2020-04-08 | 2021-10-14 | 中广核研究院有限公司 | Transport fixing method and system for fuel assembly transport container |
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Application publication date: 20150624 |
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| WD01 | Invention patent application deemed withdrawn after publication |