CN107777155B - Uranium hexafluoride storage and transportation container with abundance not more than 5% - Google Patents
Uranium hexafluoride storage and transportation container with abundance not more than 5% Download PDFInfo
- Publication number
- CN107777155B CN107777155B CN201710851655.3A CN201710851655A CN107777155B CN 107777155 B CN107777155 B CN 107777155B CN 201710851655 A CN201710851655 A CN 201710851655A CN 107777155 B CN107777155 B CN 107777155B
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- Prior art keywords
- valve
- support
- seal head
- welded
- uranium hexafluoride
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D88/00—Large containers
- B65D88/02—Large containers rigid
- B65D88/06—Large containers rigid cylindrical
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/12—Supports
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/54—Gates or closures
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention provides a uranium hexafluoride storage and transportation container with abundance not more than 5%, wherein the storage and transportation container main body is a cylindrical closed container and comprises a cylinder body, a top seal head and a bottom seal head; the top sealing head is provided with a valve, a support is welded on the top sealing head at the periphery of the outer side of the valve, and a valve protection cover capable of covering the valve is fixedly connected with the support; the bottom sealing head is welded with a joint, and the plug is in threaded connection with the joint through a sealing pipe; a top skirt seat is welded on the top sealing head, the valve, the support and the valve protection cover are all arranged in the top skirt seat, and the top skirt seat and the valve protection cover jointly protect the valve from being damaged; a bottom skirt seat is welded on the bottom seal head, and the joint and the plug are arranged in the bottom seal head; the bottom skirt support and the top skirt support jointly play roles in protecting the storage and transportation container and hoisting. The uranium hexafluoride transport container with abundance not more than 5% is filled, leakage of uranium hexafluoride is prevented, safety and reliability of uranium hexafluoride during transport are guaranteed, and transport requirements are met.
Description
Technical Field
The invention relates to a novel storage and transportation container in the nuclear field, in particular to a uranium hexafluoride storage and transportation container with abundance not more than 5%.
Background
With the development of the nuclear industry, uranium hexafluoride vessels, which are not more than 5% abundant, are transported more and more frequently between uranium enrichment plants and fuel element plants. At present, the abundant uranium hexafluoride is shipped in transport containers at home and abroad. In light of the high toxicity and radioactivity of uranium hexafluoride, vessels shipping uranium hexafluoride should be tested for safety certification before being approved for transport of uranium hexafluoride. No such container is currently subjected to a similar safety verification test.
The end sockets at the two ends of the transport container are provided with a material inlet, a material outlet and a sewage outlet. The material business turn over mouth department sets up the valve and joins in marriage valve protection device, and through the combined action of valve protection device and skirt during the transportation, guarantee that the uranium hexafluoride does not leak.
Disclosure of Invention
The invention aims to provide a uranium hexafluoride storage and transportation container with abundance not more than 5%, which can meet the requirement of container safety test verification, can ensure the effectiveness of a valve, can ensure that uranium hexafluoride materials do not leak, can meet the process requirement, and can meet the transportation requirement.
The technical scheme for realizing the purpose of the invention is as follows:
a uranium hexafluoride storage and transportation container used for abundance of not more than 5% is provided, the storage and transportation container main body is a cylindrical closed container, and comprises a cylinder body, a top head and a bottom head; the top seal head is provided with a valve, a support is welded on the top seal head at the periphery of the outer side of the valve, and a valve protection cover capable of covering the valve is fixedly connected with the support; the bottom sealing head is welded with a joint, and the plug is in threaded connection with the joint through a sealing pipe; a top skirt seat is welded on the top sealing head, the valve, the support and the valve protection cover are all arranged in the top skirt seat, and the top skirt seat and the valve protection cover jointly protect the valve from being damaged; a bottom skirt seat is welded on the bottom seal head, and the joint and the plug are both arranged in the bottom seal head; the bottom skirt support and the top skirt support play roles of protecting the storage and transportation container and hoisting together.
The uranium hexafluoride storage and transportation container used for the abundance ratio of not more than 5% is characterized in that the barrel body is welded with the top head and the bottom head to form a cylindrical closed container.
A uranium hexafluoride handling vessel as described above for use in a uranium hexafluoride transport vessel having an abundance of no more than 5% and further including a lead sealing ring at the end cap for lead sealing.
The uranium hexafluoride transport container used for the storage and transportation of the uranium hexafluoride with the abundance ratio not exceeding 5% is characterized in that the valve is opened or closed to control the introduction and the discharge of the uranium hexafluoride in the cylindrical closed container.
A uranium hexafluoride transport container as described above for use in a uranium hexafluoride storage container of abundance not more than 5%, with the closure head open or closed, for use in hydrostatic testing of a cylindrical containment vessel and periodic cleaning inspection for blowdown.
The uranium hexafluoride transport container with the abundance ratio not more than 5% is characterized in that the valve protection cover comprises a straight barrel section and a spherical head; wherein, straight section of thick bamboo one end and spherical head welding, the other end and support fixed connection.
A uranium hexafluoride transport container as described above for use in uranium hexafluoride plants having an abundance of no more than 5% and wherein said straight section is perforated to facilitate operation of the valve protection closure.
A uranium hexafluoride transport container as defined above for use in uranium hexafluoride plants having an abundance of no more than 5% and wherein said straight section is threadably engaged with the support.
The invention has the following effects:
the uranium hexafluoride storage and transportation container with the abundance ratio not more than 5% is used for containing the uranium hexafluoride with the abundance ratio not more than 5%, so that the blank of the domestic transportation container is filled, the safety and the reliability of the uranium hexafluoride during transportation are ensured, and the transportation requirement is met.
The valve protection cover ensures the effectiveness of the valve, prevents the valve from being operated by mistake, protects the valve from being damaged under the working condition of transportation accidents, prevents the leakage of uranium hexafluoride and ensures the containment of a container.
Drawings
FIG. 1 is a schematic diagram of a uranium hexafluoride transport vessel according to the present invention having an abundance of no more than 5%;
fig. 2 is a schematic view of a valve protection cover.
In the figure: 1. a valve protection cover; 2. a valve; 3. a top skirt; 4. a support; 5. a top seal head; 6. a barrel; 7. a bottom seal head; 8. a bottom skirt; 9. lead sealing ring; 10. a joint; 11. a plug; 12. a spherical end enclosure; 13. a straight cylinder section.
Detailed Description
A uranium hexafluoride transport vessel for use in a uranium hexafluoride plant having an abundance of no more than 5% is further described with reference to the accompanying drawings and the specific examples.
As shown in figure 1, the uranium hexafluoride storage and transportation container for the abundance ratio of not more than 5% has a cylindrical closed container body, and comprises a cylinder body 6, a top head 5 and a bottom head 7.
Wherein, the cylinder body 6 is welded with the top seal head 5 and the bottom seal head 7 to form a cylindrical closed container.
The top head 5 on be equipped with valve 2, welded support 4 around the valve 2 outside, on top head 5, can cover valve 2's valve safety cover 1 and support 4 adopt threaded connection.
The bottom seal head 7 is welded with a joint 10, and the plug 11 is in threaded connection with the joint 10 through a sealing pipe.
A top skirt base 3 is welded on the top seal head 5, the valve 2, the support 4 and the valve protection cover 1 are all arranged in the top skirt base 3, and the top skirt base 3 and the valve protection cover 1 jointly protect the valve 2 from being damaged; a lead sealing ring 9 is also arranged at the position of the plug 11 for lead sealing.
A bottom skirt seat 8 is welded on the bottom seal head 7, and the joint 10 and the plug 11 are both arranged in the bottom seal head 7.
As shown in fig. 2, the valve protection cover 1 comprises a straight cylinder section 13 and a spherical head 12; wherein, one end of the straight cylinder section 13 is welded with the spherical seal head 12, and the other end is connected with the support 4 by screw thread. The straight cylinder section 13 is provided with a hole, so that the valve protection cover 1 can be operated conveniently.
In the invention, through the structural design, the complete containment of the container in the transportation process is ensured. The valve 2 is opened or closed to control the introduction and the discharge of uranium hexafluoride in the cylindrical closed container;
the plug 11 is opened or closed and is used for hydrostatic test of the cylindrical closed container and periodic cleaning, inspection and pollution discharge;
the bottom skirt support 8 and the top skirt support 3 jointly play roles in protecting the storage and transportation container and hoisting.
Claims (2)
1. A uranium hexafluoride storage and transportation container with abundance of not more than 5% is provided, the storage and transportation container body is a cylindrical closed container, and comprises a cylinder body (6), a top head (5) and a bottom head (7); the method is characterized in that:
the top seal head (5) is provided with a valve (2), a support (4) is welded on the top seal head (5) at the periphery of the outer side of the valve (2), and a valve protection cover (1) capable of covering the valve (2) is fixedly connected with the support (4);
the bottom seal head (7) is welded with a joint (10), and the plug (11) is in threaded connection with the joint (10) through a sealing pipe; a lead sealing ring (9) is arranged at the position of the plug (11) for lead sealing;
a bottom skirt base (8) is welded on the bottom seal head (7), and the joint (10) and the plug (11) are both arranged in the bottom seal head (7);
a top skirt base (3) is welded on the top seal head (5), the valve (2), the support (4) and the valve protection cover (1) are all arranged in the top skirt base (3), and the top skirt base (3) and the valve protection cover (1) jointly protect the valve (2) from being damaged;
the bottom skirt support (8) and the top skirt support (3) jointly play roles in protecting the storage and transportation container and hoisting;
the valve protection cover (1) comprises a straight cylinder section (13) and a spherical end socket (12); wherein, one end of the straight cylinder section (13) is welded with the spherical seal head (12), and the other end is fixedly connected with the support (4); the straight cylinder section (13) is provided with an opening, so that the valve protection cover (1) can be operated conveniently; the straight cylinder section (13) is in threaded connection with the support (4);
the valve (2) is opened or closed to control the introduction and the discharge of uranium hexafluoride in the cylindrical closed container;
the plug (11) is opened or closed and is used for hydrostatic test of the cylindrical closed container and periodic cleaning, inspection and pollution discharge.
2. A container for the storage and transportation of uranium hexafluoride at an abundance of no more than 5% according to claim 1, wherein: the cylinder body (6) is welded with the top seal head (5) and the bottom seal head (7) to form a cylindrical closed container.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710851655.3A CN107777155B (en) | 2017-09-19 | 2017-09-19 | Uranium hexafluoride storage and transportation container with abundance not more than 5% |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710851655.3A CN107777155B (en) | 2017-09-19 | 2017-09-19 | Uranium hexafluoride storage and transportation container with abundance not more than 5% |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107777155A CN107777155A (en) | 2018-03-09 |
| CN107777155B true CN107777155B (en) | 2020-05-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710851655.3A Active CN107777155B (en) | 2017-09-19 | 2017-09-19 | Uranium hexafluoride storage and transportation container with abundance not more than 5% |
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| CN (1) | CN107777155B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU196158U1 (en) * | 2019-04-08 | 2020-02-18 | Общество с ограниченной ответственностью "Всесоюзный научно-исследовательский центр транспортных технологий" (ООО "ВНИЦТТ") | WAGON TANK |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6534776B2 (en) * | 2001-04-23 | 2003-03-18 | Columbiana Boiler Company | Vessel for uranium hexafluoride transport |
| US8093573B2 (en) * | 2008-09-25 | 2012-01-10 | Columbiana Hi Tech Llc | Container for transporting and storing uranium hexaflouride |
| DE102008037569A1 (en) * | 2008-10-13 | 2010-06-02 | Daher Lhotellier Csi | Arrangement for transporting in particular UF6 |
| CN106429048A (en) * | 2015-08-13 | 2017-02-22 | 中核新能核工业工程有限责任公司 | Container for natural uranium hexafluoride transportation |
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2017
- 2017-09-19 CN CN201710851655.3A patent/CN107777155B/en active Active
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| Publication number | Publication date |
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| CN107777155A (en) | 2018-03-09 |
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Address after: No. 9, West 1st Lane, Bingzhou South Road, Taiyuan City, Shanxi Province Patentee after: China Nuclear Seventh Research and Design Institute Co.,Ltd. Address before: 030012 Shanxi Province, Taiyuan city and State Road West Lane No. 9 Patentee before: CNNC XINNENG NUCLEAR ENGINEERING CO.,LTD. |
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