CN213305837U - Insulating sealing device for power supply pipeline of medium-energy electron accelerator - Google Patents
Insulating sealing device for power supply pipeline of medium-energy electron accelerator Download PDFInfo
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- CN213305837U CN213305837U CN202022786600.9U CN202022786600U CN213305837U CN 213305837 U CN213305837 U CN 213305837U CN 202022786600 U CN202022786600 U CN 202022786600U CN 213305837 U CN213305837 U CN 213305837U
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Abstract
The utility model discloses an insulating sealing device for a power supply pipeline of an intermediate energy electron accelerator, relating to the manufacturing technology of the intermediate energy electron accelerator; the method is characterized in that: the coil side flange, the first insulating ring, the sealing gasket, the main flange, the pressure-bearing flange and the second insulating ring are included; the main flange seals an opening in the wall of the steel drum, the first insulating ring is embedded into a clamping groove of a round hole of the main flange and extends into the steel drum, the second insulating ring is located on the outer side portion of the main flange, the sealing gasket is made of a disc-shaped insulating soft rubber material and is arranged between the first insulating ring and the second insulating ring, and the power supply pipe sequentially penetrates through the second insulating ring, the sealing gasket and a central hole of the first insulating ring to enter the steel drum; the utility model has the advantages of it is following: the sealing and insulation of the wall of the steel barrel can be realized under the condition that the primary coil is not displaced, the technical index stability of the accelerator is facilitated, and the installation and the operation are more convenient.
Description
Technical Field
The utility model relates to a manufacturing technology of a medium-energy electron accelerator, in particular to a sealing technology.
Background
The medium energy electron accelerator, generally, refers to an electron accelerator emitting electron beam with energy between 0.8MeV and 5.0MeV, and has a main structure of a cylindrical steel drum, in which a primary coil, a secondary coil, an accelerating tube, etc. are installed, and the voltage reaches millions of volts during operation. The power supply is provided by external power equipment, a power supply pipe which is made of copper pipes and is arranged in the copper pipes and provided with water circulation penetrates through the wall of the steel drum to be led into the interior, and the penetrating part needs to be sealed and realizes insulation between the power supply pipe and the wall of the steel drum. The technical means at present is that flanges are respectively arranged on the inner side and the outer side of a power supply pipe penetrating through an opening of a steel drum wall, an insulating rubber mat is placed in the opening of the steel drum wall, and the insulating rubber mat is extruded to expand by means of relative movement of the inner flange and the outer flange so as to achieve a sealing effect. However, in this process, the displacement of the inner flange is necessarily accompanied, and the inner flange and the copper tube of the primary coil are hard welded, so the displacement of the inner flange may cause the primary coil to deviate too much, thereby adversely affecting the performance parameters of the accelerator, and the readjustment is very cumbersome.
Disclosure of Invention
The utility model aims to solve the technical problem of providing an insulating and sealing device for a power supply pipeline of a medium-energy electron accelerator, which can realize the sealing and insulation of the wall of a steel drum under the condition of ensuring that a primary coil is not displaced, is favorable for the technical index stability of the accelerator and is more convenient to install and operate; the expressions "inner" and "outer" are used herein to mean "inner" towards the inside of the steel drum and "outer" towards the outside of the steel drum.
In order to achieve the above object, the technical solution of the present invention is to provide an insulating and sealing device for power supply pipeline of medium-energy electron accelerator, which is characterized in that: the coil side flange structure comprises a coil side flange 1, a first insulating ring 3, a sealing gasket 4, a main flange 5, a pressure-bearing flange 6 and a second insulating ring 8; the main flange 5 is disc-shaped, and seals an opening on the wall of the steel barrel, a round hole is formed in the center of the main flange, the inner side part of the round hole is small in aperture, the outer side part of the round hole is large in aperture, a clamping groove is formed, and the effect that an internal coil does not move when the main flange is sealed and fixed is achieved; the first insulating ring 3 is made of cylindrical hard insulating materials, a through hole with the same outer diameter as the power supply pipe 2 is formed in the center of the first insulating ring, the outer diameter of the inner cylindrical part of the first insulating ring is the same as the small hole diameter of the round hole of the main flange 5, the outer diameter of the outer cylindrical part of the first insulating ring is the same as the large hole diameter of the round hole of the main flange 5, a clamping groove of the round hole of the main flange 5 is embedded in the outer cylindrical part of the first insulating ring, the inner cylindrical part of the first insulating ring extends into the steel barrel through the small hole of the round hole of the main flange 5, and the length of the inner cylindrical part is larger than the thickness of the small hole diameter part inside the round; the second insulating ring 8 is made of a cylindrical hard insulating material, a through hole with the same outer diameter as that of the power supply pipe 2 is formed in the center of the second insulating ring, the outer diameter of the inner portion of the cylinder is the same as the large aperture of the round hole of the main flange 5, the outer diameter of the outer portion of the cylinder is smaller than that of the inner portion of the cylinder, the length of the inner portion of the cylinder plus the length of the outer portion of the first insulating ring 3 plus the thickness of the sealing gasket 4 is larger than that of the outer portion of the round hole of the main flange 5, and therefore the pressure-bearing flange 6 can extrude the protruding portion of the second; the sealing gasket 4 is made of a disc-shaped insulating soft rubber material, a through hole with the same outer diameter as the power supply pipe 2 is formed in the center of the sealing gasket, the outer diameter of the sealing gasket is the same as the large aperture of the round hole of the main flange 5, the sealing gasket is arranged between the first insulating ring 3 and the second insulating ring 8, and the sealing gasket is expanded to the outer periphery and the central hole respectively after being extruded by two sides to realize sealing.
The outer diameter of the pressure-bearing flange 6 is larger than the large aperture of the round hole of the main flange 5, and the diameter of the round hole formed in the center of the pressure-bearing flange is the same as the outer diameter of the outer part of the second insulating ring 8; the flange edge sets up the screw hole and is used for fixing bolt 7 to fix on main flange 5, inwards extrudees the 8 protruding portions of second insulating ring among the fixed process, realizes sealedly.
The utility model has the advantages that: the positioning of the inner flange welded with the primary coil into a whole is not influenced by installation operation, the sealing and insulation of the wall of the steel barrel can be realized under the condition that the primary coil is not displaced, the technical index stability of the accelerator is facilitated, and the installation operation is more convenient.
Drawings
The technical solution of the present invention will be further explained in detail with reference to the accompanying drawings and the detailed description;
FIG. 1 is a schematic structural view of an insulation sealing device for a power supply pipeline;
in the figure: 1. a coil-side flange; 2. a power supply tube; 3. a first insulating ring; 4. a gasket; 5. a main flange; 6. a pressure-bearing flange; 7. fixing the bolt; 8. and a second insulating ring.
Detailed Description
1 outside and the welding of power supply pipe 2, inboard and primary coil of coil side flange realize that the circuit switches on, and main flange 5 is discoid, blocks steel drum wall opening, and the round hole is seted up to its central part, and the round hole inside part is the aperture of a small circle, outside part is the aperture of a large circle, forms the draw-in groove, draws forth power supply pipe 2 by middle trompil when main flange 5 installs.
First insulating ring 3 is cylindrical stereoplasm insulating material, the through-hole the same with power supply pipe 2 external diameter is seted up at the center, the small aperture of its cylindrical inside part external diameter and main flange 5 round hole is the same, cylindrical outside part external diameter is the same with the large aperture of main flange 5 round hole, set up the draw-in groove of cylindrical outside part embedding main flange 5 round hole, the cylindrical inside part stretches into inside the steel drum through the aperture of main flange 5 round hole, because cylindrical inside part length is greater than the thickness of the inside small aperture part of main flange 5 round hole, make it have sufficient length to realize coil side flange 1 and supply pipe 2 and main flange 5 between insulating, during the installation, first insulating ring 3 embolias power supply pipe 2 and inwards impels, until the first insulating ring 3 outside is blocked by the draw-in groove of main flange 5 trompil and can not remove.
Then place sealed 4 outside first insulating ring 3, sealed 4 is discoid insulating soft rubber material, and the through-hole the same with power supply tube 2 external diameter is seted up at the center, and the external diameter is the same with the large aperture of main flange 5 round hole, and during the installation, embolia sealed 4 and advance to the inside in main flange 5 open-hole and paste tightly with first insulating ring 3 power supply tube 2.
Then set up second insulating ring 8, second insulating ring 8 is cylindrical hard insulating material, the through-hole that is the same with power supply pipe 2 external diameter is seted up at the center, its cylindrical inside portion external diameter is the same with the large aperture of main flange 5 round hole, cylindrical outside portion external diameter is less than its inside portion external diameter, the length of its inside portion adds the length of the 3 outside portions of first insulating ring, in addition the thickness that the thickness of sealed pad 4 will be greater than the thickness of main flange 5 round hole outside portion, make pressure-bearing flange 6 can extrude the outstanding part of second insulating ring 8 in the round hole of main flange 5 outside the steel drum, during the installation, embolia power supply pipe 2 inwards towards the steel drum inside with second insulating ring 8 and impel to main flange 5 trompil and to paste tightly with sealed pad 4 in the round hole.
Set up pressure-bearing flange 6 afterwards, pressure-bearing flange 6 is discoid, and the external diameter is greater than the large aperture of 5 round holes of main flange, and it is the same with 8 outside part external diameters of second insulating ring that the round hole diameter is seted up at its center, embolias the power supply pipe 2 and the 8 outsides of second insulating ring with pressure-bearing flange 6 during the installation, and the flange edge sets up the screw hole and is used for fixing bolt 7 to fix on main flange 5, inwards extrudees 8 salient portions of second insulating ring in the fixed process.
The sealing gasket 4 is arranged between the first insulating ring 3 and the second insulating ring 8, and is respectively expanded to the outer periphery and the central hole after being extruded from two sides to realize sealing, and an external power supply and circulating water are switched on to realize the functions of power supply and heat dissipation.
The above detailed description is only used for illustrating the technical solution of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or that equivalents may be substituted for elements thereof; such modifications and substitutions do not depart from the spirit and scope of the present invention, which is claimed.
Claims (3)
1. The utility model provides a well energy electron accelerator power supply line insulating seal device which characterized in that: the coil side flange sealing structure comprises a coil side flange (1), a first insulating ring (3), a sealing gasket (4), a main flange (5), a pressure-bearing flange (6) and a second insulating ring (8); the main flange (5) is disc-shaped, seals an opening on the wall of the steel barrel, and is provided with a round hole at the central part, the inner part of the round hole is small in diameter, and the outer part of the round hole is large in diameter, so that a clamping groove is formed; the first insulating ring (3) is made of a cylindrical hard insulating material, a through hole with the same outer diameter as that of the power supply pipe (2) is formed in the center of the first insulating ring, the outer diameter of the cylindrical inner part of the first insulating ring is the same as the small aperture of the round hole of the main flange (5), the outer diameter of the cylindrical outer part of the first insulating ring is the same as the large aperture of the round hole of the main flange (5), a clamping groove of the round hole of the main flange (5) is formed in the cylindrical outer part of the first insulating ring, the cylindrical inner part of the first insulating ring extends into the steel barrel through the small aperture of the round hole of the main flange (5; the second insulating ring (8) is made of cylindrical hard insulating materials, a through hole with the same outer diameter as the power supply pipe (2) is formed in the center of the second insulating ring, the outer diameter of the inner cylindrical part of the second insulating ring is the same as the large aperture of the round hole of the main flange (5), the outer diameter of the outer cylindrical part of the second insulating ring is smaller than that of the inner cylindrical part of the second insulating ring, the length of the inner cylindrical part of the second insulating ring plus the length of the outer part of the first insulating ring (3) plus the thickness of the sealing gasket (4) is; the sealing gasket (4) is made of a disc-shaped insulating soft rubber material, a through hole with the same outer diameter as the power supply pipe (2) is formed in the center of the sealing gasket, the outer diameter of the sealing gasket is the same as the large aperture of the round hole of the main flange (5), and the sealing gasket is arranged between the first insulating ring (3) and the second insulating ring (8).
2. The insulating and sealing device for the power supply pipeline of the medium-energy electron accelerator as claimed in claim 1, wherein: coil side flange (1) respectively with primary coil, power supply pipe (2) welding, its internal passageway that still is provided with realizes primary coil and power supply pipe (2) hydrologic cycle, power supply pipe (2) intercommunication external power source, passes the centre bore entering steel drum of second insulating ring (8), sealed pad (4), first insulating ring (3) in proper order.
3. The insulating and sealing device for the power supply pipeline of the medium-energy electron accelerator as claimed in claim 1, wherein: the outer diameter of the pressure-bearing flange (6) is larger than the large aperture of the round hole of the main flange (5), and the diameter of the round hole formed in the center of the pressure-bearing flange is the same as the outer diameter of the outer part of the second insulating ring (8); the flange edge is provided with a screw hole for fixing a bolt (7) on the main flange (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022786600.9U CN213305837U (en) | 2020-11-27 | 2020-11-27 | Insulating sealing device for power supply pipeline of medium-energy electron accelerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022786600.9U CN213305837U (en) | 2020-11-27 | 2020-11-27 | Insulating sealing device for power supply pipeline of medium-energy electron accelerator |
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| Publication Number | Publication Date |
|---|---|
| CN213305837U true CN213305837U (en) | 2021-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022786600.9U Active CN213305837U (en) | 2020-11-27 | 2020-11-27 | Insulating sealing device for power supply pipeline of medium-energy electron accelerator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114126183A (en) * | 2021-10-11 | 2022-03-01 | 核工业西南物理研究院 | Detachable ion beam accelerating tube |
-
2020
- 2020-11-27 CN CN202022786600.9U patent/CN213305837U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114126183A (en) * | 2021-10-11 | 2022-03-01 | 核工业西南物理研究院 | Detachable ion beam accelerating tube |
| CN114126183B (en) * | 2021-10-11 | 2022-10-18 | 核工业西南物理研究院 | Detachable ion beam accelerating tube |
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