CN110979944A - Accelerating tube transportation protection device - Google Patents
Accelerating tube transportation protection device Download PDFInfo
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- CN110979944A CN110979944A CN201911349764.0A CN201911349764A CN110979944A CN 110979944 A CN110979944 A CN 110979944A CN 201911349764 A CN201911349764 A CN 201911349764A CN 110979944 A CN110979944 A CN 110979944A
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- inner support
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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
- B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
- B65D25/02—Internal fittings
- B65D25/10—Devices to locate articles in containers
-
- 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
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/02—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage
- B65D81/05—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage maintaining contents at spaced relation from package walls, or from other contents
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Particle Accelerators (AREA)
Abstract
The utility model provides a protective device is transported to accelerating tube, protective device cup joint inside accelerating tube and with the utmost point section of thick bamboo of inhaling on accelerating tube top, the inside butterfly inner electrode contact of accelerating tube, including base and internal stay structure, internal stay structure sets up and the lateral wall of internal stay structure and the inside butterfly inner electrode looks butt of accelerating tube for the base is perpendicular, and the bottom of internal stay structure is through setting up first connecting piece and base fixed connection, and the top of internal stay structure is fixed on the base through setting up in the utmost point section of thick bamboo of inhaling on second connecting piece embedding accelerating tube top with higher speed tube box joint. The invention aims to solve the problem that the butterfly-shaped inner electrode is greatly displaced due to bumping and vibration in the long-distance transportation of the accelerating tube, and the displacement of the butterfly-shaped inner electrode is kept within an allowable range in the transportation process.
Description
Technical Field
The invention relates to the technical field of accelerators, in particular to an accelerating tube transportation protection device.
Background
The radiation processing of the electron accelerator is taken as the application of the civil non-power nuclear technology, is valued by most countries, generates considerable economic benefit and social benefit in developed countries, and is widely applied to the processing processes of polymer crosslinking modification, coating curing, polyethylene foaming, thermal shrinkage materials, semiconductor modification, food sterilization and preservation, flue gas irradiation desulfurization and denitration and the like.
An acceleration tube in an electron accelerator is an electric vacuum part in which electrons or ions are bundled and uniformly accelerated at a certain voltage. When in use, the vacuum cleaner needs to be used under the condition of internal high vacuum (10)－5～10－6Pa) to stably and reliably establish a uniform high-gradient direct-current accelerating electric field. The accelerating tube is formed by alternately superposing a plurality of sections of insulating rings (generally made of ceramic or glass) and a plurality of sheet metal electrodes (external electrodes). The insulating ring of the glass substrate and the metal electrode are generally connected by adopting an organic glue bonding mode, and the insulating ring of the ceramic substrate and the metal electrode are generally welded by adopting a metal ceramic welding process.
The axial potential distribution is highly inhomogeneous in acceleration tubes using only external electrodes. The electric field strength in the vicinity of the electrode is much greater than the average electric field strength of the entire accelerating tube, especially in the vicinity of the electron gun. In order to improve the voltage withstanding level of the accelerating tube and change the state of extremely uneven axial electric field distribution, an inner electrode is generally arranged between two adjacent insulating rings and connected with an outer electrode, and a butterfly-shaped inner electrode is frequently adopted and can also be called a double-V-shaped inner electrode. The butterfly-shaped inner electrode has the function of improving the uniformity of the integral electric field of the accelerating tube, and can play a role in shielding to a certain extent, so that the diffused electrons are not bombarded on the inner wall of the insulating ring. The butterfly-shaped inner electrode is arranged between the two adjacent insulating rings, so that the accelerating tube can obtain better and uniform axial electric field distribution, the voltage withstanding level of the accelerating tube is improved, and the phenomenon that the normal work of the accelerating tube is influenced by internal discharge caused by secondary electron emission is avoided.
At present, the butterfly-shaped inner electrode is screwed in and fixed on the outer electrode through the buckle, and when the accelerating tube is subjected to long-distance transportation, the butterfly-shaped inner electrode and the outer electrode are greatly displaced due to road bumping, so that the use of the accelerating tube is influenced. In view of the above, it is necessary to provide a protection device for transporting an accelerating tube to prevent the butterfly-shaped inner electrode and the outer electrode from being displaced greatly, and to control the displacement amount of the butterfly-shaped inner electrode within an allowable range.
Disclosure of Invention
In view of the above, the present invention provides a transportation protection device for an acceleration tube, which aims to solve the problem of large displacement of butterfly-shaped inner electrodes caused by bumping and vibration during long-distance transportation of the acceleration tube, and keep the displacement of the butterfly-shaped inner electrodes within an allowable range during transportation.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a protection device is transported to accelerating tube, protection device cup joints inside accelerating tube and with the contact of the interior butterfly-shaped inner electrode of the section of thick bamboo of inhaling utmost point on accelerating tube top, accelerating tube, includes base and internal stay structure, internal stay structure for the base sets up perpendicularly just the lateral wall of internal stay structure with the inside butterfly-shaped inner electrode looks butt of accelerating tube, the bottom of internal stay structure through setting up first connecting piece with base fixed connection, the top of internal stay structure through setting up the second connecting piece embedding in the section of thick bamboo of inhaling utmost point on accelerating tube top with will accelerating tube box connects fixedly on the base.
Preferably, the inner supporting structure comprises an inner supporting rod and an inner supporting sleeve, the inner supporting sleeve is sleeved outside the inner supporting rod, and inner supporting auxiliary plates are respectively arranged in the inner supporting sleeve at two ends of the inner supporting rod.
Preferably, the length of the inner supporting sleeve is greater than that of the inner supporting rod, the top surface or the bottom surface of the inner supporting auxiliary plate abuts against the bottom surface or the top surface of the inner supporting rod, the side surface of the inner supporting auxiliary plate abuts against the inner side wall of the inner supporting sleeve, and the space from the inner supporting auxiliary plate to the inner supporting sleeve forms a connecting chamber for placing the first connecting piece and the second connecting piece.
Preferably, the inner support rod is made of organic glass or polyvinyl chloride.
Preferably, the first connecting piece is a columnar piece, the top of the columnar piece is embedded into the connecting cavity at the bottom of the inner supporting sleeve, the bottom of the columnar piece is in threaded connection with the base through a fastening screw, the second connecting piece is a boss component, the bottom of the boss component is embedded into the connecting cavity at the top of the inner supporting sleeve, and the top of the boss component is embedded into the pole suction barrel at the top end of the accelerating tube.
Preferably, a through hole is formed in the center of the cylindrical member along the axial direction of the cylindrical member, and the inner diameter of the through hole is the same as that of the pole suction tube at the top end of the accelerating tube.
Preferably, the column-shaped member, the boss member and the connection chamber are in interference fit, and a part of the outer side wall of the column-shaped member and the boss member embedded in the connection chamber is coated with glue.
Preferably, a PVC elastic pad is further adhered between the bottom of the cylindrical member and the base.
Preferably, the bottom of the columnar part is close to the base, and the convex part of the boss component is provided with a transverse connecting hole, and the axis of the transverse connecting hole is perpendicular to the axis of the inner support sleeve.
Preferably, a distance from a central axis of the transverse connecting hole located on the column to the bottom of the column is H, and a distance from a central axis of the transverse connecting hole located on the boss member to the top of the boss member is H, where H is H.
Compared with the prior art, the accelerating tube transportation protection device provided by the invention has the advantages that the accelerating tube is sleeved on the protection device, the bottom of the accelerating tube is attached to the base of the protection device, the inner support structure in the protection device is embedded into the accelerating tube and is abutted against the plurality of butterfly-shaped inner electrodes in the accelerating tube, radial support is provided for the plurality of butterfly-shaped inner electrodes, and the coaxiality of the plurality of butterfly-shaped inner electrodes arranged up and down is ensured, namely, each butterfly-shaped inner electrode and the corresponding outer electrode cannot be greatly displaced due to bumping and vibration in long-distance transportation of the accelerating tube. The boss component on the internal support structure is embedded into the pole suction barrel at the top end of the accelerating tube and is matched with the base to provide an axial fixing effect for the accelerating tube. Still correspond on first connecting piece in this protection device and the second connecting piece and seted up transverse connection hole, it is fixed to make things convenient for the stack of a plurality of internal stay structures to can realize fixing the protection after a plurality of accelerating tubes stack, with this improvement conveying efficiency, reduce cost of transportation.
Drawings
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, 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 the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an accelerating tube transportation protection device provided by the invention;
fig. 2 is a schematic structural view of the accelerating tube transportation protection device provided by the present invention after being sleeved with an accelerating tube;
fig. 3 is a schematic structural view of an inner support structure of an accelerating tube transportation protection device provided by the present invention when abutting against a butterfly-shaped inner electrode;
FIG. 4 is a schematic structural view of two internal bracing structures stacked together;
fig. 5 is a schematic structural diagram of the accelerating tube transportation protection device provided by the present invention after being sleeved with two sections of accelerating tubes.
Reference numerals and component parts description referred to in the drawings:
1. an anode suction cylinder; 2. a butterfly-shaped inner electrode; 3. a base; 4. an inner support rod; 5. an inner support sleeve; 6. an inner support auxiliary plate; 7. a cylindrical member; 8. fastening screws; 9. a boss member; 10. a through hole; 11. a transverse connecting hole; 12. a connecting screw; 13. an outer electrode; 14. an insulating ring; 15. PVC elastic pad.
Detailed Description
At present, the butterfly-shaped inner electrode is screwed in and fixed on the outer electrode through the buckle, and when the accelerating tube is subjected to long-distance transportation, the butterfly-shaped inner electrode and the outer electrode are greatly displaced due to road bumping, so that the use of the accelerating tube is influenced. In view of the above, the present invention provides a protection device for accelerating tube transportation, so as to prevent the butterfly-shaped inner electrode and the outer electrode from relatively large displacement and control the displacement amount of the butterfly-shaped inner electrode within an allowable range.
The technical solution of the present invention will be clearly and completely described by the following detailed description. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. 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.
Referring to fig. 1 to 3, the protection device for the transportation of the accelerating tube is sleeved in the accelerating tube and is in contact with an electrode suction barrel 1 at the top end of the accelerating tube and a butterfly-shaped inner electrode 2 in the accelerating tube.
The protection device comprises a base 3 and an inner supporting structure, wherein the inner supporting structure is vertically arranged relative to the base 3, the outer side wall of the inner supporting structure is abutted to the butterfly-shaped inner electrode 2 inside the accelerating tube, and radial supporting guarantee is provided for the butterfly-shaped inner electrode 2. The bottom of interior vaulting structure is through setting up first connecting piece and base 3 fixed connection, and the top of interior vaulting structure is through setting up in the magnetic suction tube 1 on second connecting piece embedding accelerating tube top in order to cup joint the accelerating tube and fix on base 3, provides the axial fixity guarantee for whole section accelerating tube promptly.
Wherein, the inner supporting structure comprises an inner supporting rod 4 and an inner supporting sleeve 5, and the inner supporting rod 4 can be made of organic glass or polyvinyl chloride. The inner support sleeve 5 can be a PVC elastic sleeve, on one hand, radial support is provided for each butterfly-shaped inner electrode 2, and on the other hand, the coaxiality of a plurality of butterfly-shaped inner electrodes 2 arranged up and down is ensured. The inner supporting sleeve 5 is sleeved outside the inner supporting rod 4, and the inner part of the inner supporting sleeve 5 is provided with inner supporting auxiliary plates 6 at the two ends of the inner supporting rod 4. The length of the inner supporting sleeve 5 is greater than that of the inner supporting rod 4, the top surface or the bottom surface of the inner supporting auxiliary plate 6 is abutted against the bottom surface or the top surface of the inner supporting rod 4, the side surface of the inner supporting auxiliary plate 6 is abutted against the inner side wall of the inner supporting sleeve 5, and the space between the inner supporting auxiliary plate 6 and the inner supporting sleeve 5 forms a connecting chamber for placing the first connecting piece and the second connecting piece.
In order to improve the connection effect, the first connecting piece is arranged to be a cylindrical piece 7, the top of the cylindrical piece 7 is embedded into a connecting cavity at the bottom of the inner support sleeve 5, and the bottom of the cylindrical piece 7 is in threaded connection with the base 3 through a fastening screw 8. In order to filter the axial impact caused by bumping and prevent the inner supporting structure and the butterfly-shaped inner electrode 2 from being rubbed axially in the transportation process, a PVC elastic pad 15 is preferably adhered between the bottom of the columnar member 7 and the base 3. The second connecting piece is set as a boss component 9, the bottom of the boss component 9 is embedded into the connecting cavity at the top of the inner support sleeve 5, and the top of the boss component 9 is embedded into the pole suction tube 1 at the top end of the accelerating tube. The columnar piece 7 and the boss member 9 are in interference fit with the connecting cavity, and glue is coated on the outer side wall of the part where the columnar piece 7 and the boss member 9 are embedded into the connecting cavity and is bonded with the inner side wall of the connecting cavity, so that the connecting effect among the columnar piece 7, the boss member 9 and the inner support sleeve 5 is further improved.
The center of the columnar part 7 is provided with a through hole 10 along the axial direction, the inner diameter of the through hole 10 is the same as the inner diameter of the pole suction tube 1 at the top end of the accelerating tube, namely, the inner diameter corresponds to the shape of the convex part of the boss component 9, and a plurality of internal support structures can be overlapped to protect the multi-section accelerating tube in the later period conveniently. The bottom of the columnar piece 7 is close to the base 3, and the convex part of the boss component 9 is provided with transverse connecting holes 11, and the axis of each transverse connecting hole 11 is perpendicular to the axis of the inner support sleeve 5.
The distance from the central axis of the transverse connecting hole 11 on the column 7 to the bottom of the column 7 is H, the distance from the central axis of the transverse connecting hole 11 on the boss member 9 to the table surface of the boss member 9 is H, and the following relations exist: h ═ H. When two adjacent internal bracing structures are overlapped, the convex part of the boss member 9 is embedded into the through hole 10 of the columnar member 7, the two transverse connecting holes 11 correspondingly penetrate through and are fixedly connected with the connecting screws 12 penetrating through the two transverse connecting holes 11, and therefore the two adjacent internal bracing structures are fixedly connected to be suitable for sleeving the multi-section accelerating tube.
Referring to fig. 4-5, the protection device is applied to the transportation protection of two sections of accelerating tubes. The inner supporting structure at the lower end is fixedly connected with the base 3 through the columnar piece 7, and then a section of the inner supporting structure is overlapped on the inner supporting structure which is fixed with the base 3. Namely, the column-shaped member 7 at the lower end of the inner support sleeve 5 at the upper end is sleeved on the boss member 9 at the upper end of the inner support sleeve 5 at the lower end, and the inner support structures at the two ends are tightly connected by the connecting screw 12. Then, the accelerating tubes at two ends are sequentially sleeved in the protection device, so that the butterfly-shaped inner electrode 2 in the accelerating tube is abutted against the outer side wall of the inner supporting sleeve 5 in the inner supporting structure, and the boss component 9 in the inner supporting structure at the upper end is embedded and superposed in the pole suction barrel 1 of the accelerating tube at the upper end, so that the two sections of accelerating tubes are fixed in the protection device.
If the plurality of inner supporting structures are connected by the column-shaped member 7, the boss member 9 and the connecting screw 12, the multi-section accelerating tube can be fixed and protected according to the assembling mode of the accelerating tube and the protection device.
The acceleration tube is sleeved on the transportation protection device provided by the invention, the bottom of the acceleration tube is attached to the base 3 of the protection device, the inner support structure of the protection device is embedded in the acceleration tube and is abutted against the butterfly-shaped inner electrodes 2 in the acceleration tube, radial support is provided for the butterfly-shaped inner electrodes 2, the butterfly-shaped inner electrodes 2 and the outer electrodes 13 are kept in a clamping state, and the phenomenon that the butterfly-shaped inner electrodes 2 are greatly displaced relative to the outer electrodes 13 due to bumping vibration of the acceleration tube in long-distance transportation is avoided. The boss component 9 on the internal support structure is embedded into the pole suction barrel 1 at the top end of the accelerating tube and is matched with the base 3 to provide an axial fixing effect for the accelerating tube.
The column-shaped part 7 and the boss component 9 in the protection device are correspondingly provided with the transverse connecting holes 11, so that the superposition of a plurality of internal bracing structures is convenient to fix, and the fixation protection can be realized after the superposition of a plurality of accelerating tubes, thereby improving the transportation efficiency and reducing the transportation cost.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a protection device is transported to accelerating tube, protection device cup joints inside accelerating tube and with the interior electrode contact of butterfly of accelerating tube's the suction tube on accelerating tube top, the inside characterized in that: including base and internal stay structure, internal stay structure for the base sets up perpendicularly just the lateral wall of internal stay structure with the inside butterfly inner electrode looks butt of accelerating tube, the bottom of internal stay structure through set up first connecting piece with base fixed connection, the top of internal stay structure is through setting up the embedding of second connecting piece in order to fix accelerating tube connects in the section of thick bamboo of inhaling utmost point accelerating tube top accelerating tube is in the base.
2. An accelerating tube transport protection device as set forth in claim 1, wherein: the inner support structure comprises an inner support rod and an inner support sleeve, wherein the inner support sleeve is sleeved outside the inner support rod, and inner support auxiliary plates are respectively arranged at the positions of the two ends of the inner support rod inside the inner support sleeve.
3. An accelerating tube transport protection device as set forth in claim 2, wherein: the length of the inner supporting sleeve is greater than that of the inner supporting rod, the top surface or the bottom surface of the inner supporting auxiliary plate abuts against the bottom surface or the top surface of the inner supporting rod, the side surface of the inner supporting auxiliary plate abuts against the inner side wall of the inner supporting sleeve, and a space from the inner supporting auxiliary plate to the inner supporting sleeve forms a connecting chamber for placing the first connecting piece and the second connecting piece into.
4. An accelerating tube transport protection device as set forth in claim 2, wherein: the inner support rod is made of organic glass or polyvinyl chloride.
5. An accelerating tube transport protection device as set forth in claim 3, wherein: the first connecting piece is a columnar piece, the top of the columnar piece is embedded into the connecting cavity at the bottom of the inner support sleeve, the bottom of the columnar piece is connected with the base through fastening screws in a threaded mode, the second connecting piece is a boss component, the bottom of the boss component is embedded into the connecting cavity at the top of the inner support sleeve, and the top of the boss component is embedded into the pole suction barrel at the top end of the accelerating tube.
6. An accelerating tube transport protection device as set forth in claim 5, wherein: the center of the cylindrical part is provided with a through hole along the axial direction, and the inner diameter of the through hole is the same as that of the pole suction tube at the top end of the accelerating tube.
7. An accelerating tube transport protection device as set forth in claim 5, wherein: the column-shaped piece, the boss component and the connecting cavity are in interference fit, and glue is coated on the partial outer side wall of the connecting cavity, in which the column-shaped piece and the boss component are embedded.
8. An accelerating tube transport protection device as set forth in claim 5, wherein: and a PVC elastic pad is also stuck between the bottom of the cylindrical part and the base.
9. An accelerating tube transport protection device as set forth in claim 5, wherein: and transverse connecting holes are formed in the positions, close to the base, of the bottoms of the columnar parts and the convex parts of the boss members, and the axes of the transverse connecting holes are perpendicular to the axis of the inner support sleeve.
10. An accelerating tube transport protection device as set forth in claim 9, wherein: the distance from the central axis of the transverse connecting hole on the column to the bottom of the column is H, the distance from the central axis of the transverse connecting hole on the boss component to the table top of the boss component is H, and H is H.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911349764.0A CN110979944A (en) | 2019-12-24 | 2019-12-24 | Accelerating tube transportation protection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911349764.0A CN110979944A (en) | 2019-12-24 | 2019-12-24 | Accelerating tube transportation protection device |
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| CN110979944A true CN110979944A (en) | 2020-04-10 |
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| CN201911349764.0A Pending CN110979944A (en) | 2019-12-24 | 2019-12-24 | Accelerating tube transportation protection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113161031A (en) * | 2021-04-26 | 2021-07-23 | 中国核动力研究设计院 | Buffer frame for cylindrical transport container |
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2019
- 2019-12-24 CN CN201911349764.0A patent/CN110979944A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113161031A (en) * | 2021-04-26 | 2021-07-23 | 中国核动力研究设计院 | Buffer frame for cylindrical transport container |
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Country or region after: China Address after: 215000 Zhongqiao International Logistics Science Park, Pingwang Town, Wujiang District, Suzhou City, Jiangsu Province Applicant after: CGN DASHENG ELECTRON ACCELERATOR TECHNOLOGY Co.,Ltd. Address before: No. 1288, Shexi Road, Beishe community, Lili Town, Wujiang District, Suzhou City, Jiangsu Province Applicant before: CGN DASHENG ELECTRON ACCELERATOR TECHNOLOGY Co.,Ltd. Country or region before: China |