CN-121989012-A - Fusion device superconducting feeder system assembling and installing integrated platform

CN121989012ACN 121989012 ACN121989012 ACN 121989012ACN-121989012-A

Abstract

The invention discloses an integrated assembly and installation platform of a superconducting feeder system of a fusion device, and belongs to the technical field of fusion devices. The platform comprises a base module, a main body supporting frame module, an adaptive interface module and an adjusting module, wherein each module is detachable. The main body supporting frame module comprises a current lead tank frame, an elbow section frame and a straight pipe section frame which bear the current lead tank, the elbow section and the straight pipe section in the superconducting feeder system, the adaptive interface module is used for connecting the current lead tank, the elbow section and the straight pipe section, and the adjusting module is used for adjusting the positions of the current lead tank, the elbow section and the straight pipe section. The invention has the advantages of reducing the field installation construction period of the fusion device host hall, controlling the clean environment, reducing the radiographic inspection frequency, ensuring the quality and the installation precision of the superconducting feeder system and reducing the field operation risk.

Inventors

GONG XUEFENG
HUANG XIONGYI
LIU CHEN
WANG SHIQIANG
YU SIKUI
QI MINZHONG
YANG JINGYUE
MA XIAOLU
LI NING

Assignees

聚变新能(安徽)有限公司
中国科学院合肥物质科学研究院

Dates

Publication Date: 20260508
Application Date: 20260407

Claims (19)

1. An integrated assembly and installation platform for a superconducting feeder system of a fusion device, characterized by being a modular steel structure frame system comprising: The base module is provided with a base bottom connecting part at the bottom for connecting with the travelling mechanism or the superconducting feeder line system assembly site in-situ foundation; The main body support frame module comprises a current lead tank frame, an elbow section frame and a straight pipe section frame which correspondingly bear current lead tanks, elbow sections and straight pipe sections in the superconducting feeder systems, wherein the current lead tank frame, the elbow section frame and the straight pipe section frame are matched, selected and detachably connected according to different superconducting feeder systems; The adaptation interface module is detachably arranged on the current lead tank frame, the elbow section frame and the straight pipe section frame respectively and is used for correspondingly connecting the current lead tank, the elbow section and the straight pipe section; The adjusting module is detachably arranged on the current lead tank frame, the elbow section frame and the straight pipe section frame respectively and is used for correspondingly adjusting the positions of the current lead tank, the elbow section and the straight pipe section.
2. The fusion device superconducting feeder system assembly and installation integrated platform of claim 1, wherein the current lead tank frame is detachably assembled by a plurality of current lead tank side frame units.
3. The fusion device superconducting feeder system assembling and installing integrated platform according to claim 2 is characterized in that the current lead tank frame is rectangular and is formed by detachably surrounding and splicing three current lead tank side frame units, one of the three current lead tank side frame units is a U-shaped side frame unit, the other two of the three current lead tank side frame units is an L-shaped side frame unit, an overhanging bracket is arranged on the outer side of the lower part of one side, close to each other, of the two L-shaped side frame units, and the two overhanging brackets are detachably connected in a butt joint mode.
4. A fusion device superconducting feeder system assembly and installation integrated platform according to claim 3, wherein the adaptation interface modules arranged on the current lead tank frame are arranged on upper beams at four sides of the current lead tank frame respectively.
5. The integrated fusion device superconducting feeder system assembly and installation platform of claim 4, wherein the adapter interface module disposed on the current lead tank frame is specifically a connection lifting lug disposed on the inner side of a sliding block on an upper beam at four sides of the current lead tank frame, and the connection lifting lug is connected with a lifting lug on the outer wall surface of the current lead tank.
6. The integrated assembly and installation platform for the superconducting feeder system of the fusion device according to claim 5, wherein the adjusting module arranged on the current lead tank frame comprises a bidirectional hydraulic cylinder telescopic module and a hydraulic jacking mechanism, the bidirectional hydraulic cylinder telescopic module is respectively arranged on an upper cross beam at four sides of the current lead tank frame and connected with the corresponding sliding blocks, and the hydraulic jacking mechanism is respectively jacked on jacking connecting parts which are circumferentially distributed at intervals and are arranged outside the lower part of the current lead tank frame.
7. The integrated fusion device superconducting feeder system assembly and installation platform of claim 1, wherein the elbow section frame comprises two elbow section side frame units arranged in parallel relatively, each elbow section side frame unit comprises an elbow section vertical beam, an elbow section upper beam and an elbow section lower beam, and the elbow section upper beam and the elbow section lower beam are arranged on one side of the elbow section vertical beam.
8. The integrated assembly and installation platform for a superconducting feeder system of a fusion device according to claim 7, wherein the adaptive interface module arranged on the elbow section frame comprises a roller supporting mechanism and a semicircular encircling mechanism, two ends of the roller supporting mechanism are correspondingly and detachably arranged on lower cross beams of the elbow sections of the two elbow section side frame units and used for supporting a connecting section connected with the lower ends of the elbow sections, and the semicircular encircling mechanism is detachably arranged on the other side of vertical beams of the elbow sections of the two elbow section side frame units.
9. The integrated assembly and installation platform for a superconducting feeder system of a fusion device according to claim 8, wherein the adjusting module arranged on the elbow section frame comprises a first bolt adjusting mechanism, the first bolt adjusting mechanism comprises a supporting plate and first bolts, two ends of the supporting plate are respectively connected with lower cross beams of the elbow sections of the two elbow section side frame units through the first bolts which extend vertically, first screw rods of the first bolts penetrate through the supporting plate, first nuts of the first bolts are supported on the lower surface of the supporting plate, and the roller supporting mechanism is pivotally arranged on the upper side of the supporting plate.
10. The integrated fusion device superconducting feeder system assembly and installation platform of claim 8, wherein the adjustment module disposed on the elbow section frame further comprises a first jackscrew adjustment mechanism, the first jackscrew adjustment mechanism comprises a first bottom plate, a first side plate and a first jackscrew, the first bottom plate is detachably connected with the other side of the elbow section vertical beam, three first side plates are fixed on the upper surface of the first bottom plate, two of the three first side plates are opposite to each other at intervals, the other of the three first side plates is located at the outer ends of the other two first side plates, and the first bottom plate and the three first side plates are provided with the first jackscrews perpendicular to each first jackscrew.
11. The integrated fusion device superconducting feeder system assembly and installation platform of claim 1, wherein the straight pipe section frame comprises two straight pipe section side frame units which are relatively parallel and detachably fixed with each other, and the two straight pipe section side frame units are detachably connected with the top of the base module.
12. The integrated assembly and installation platform for the superconducting feeder system of the fusion device according to claim 11, wherein the adapter interface module arranged on the straight pipe section frame comprises a U-shaped supporting mechanism and a clamping mechanism, wherein the U-shaped supporting mechanism is detachably arranged on the two straight pipe section side frame units in a straddling manner and distributed at corresponding sections of the straight pipe section frame and used for correspondingly supporting each connecting section in the straight pipe section, and the clamping mechanism is detachably arranged on the two straight pipe section side frame units in a straddling manner and distributed at corresponding sections of the straight pipe section frame and is respectively and correspondingly connected with a corrugated pipe section, a middle pipe section and an upper end ring of an elbow section in a straddling manner or respectively connected with the corrugated pipe section and the middle pipe section in the straight pipe section in a surrounding manner.
13. The integrated assembly and installation platform for a superconducting feeder system of a fusion device according to claim 12, wherein the U-shaped supporting mechanism comprises a supporting base and two circular arc plates, wherein the supporting base is detachably arranged on two side frame units of the straight pipe section in a straddling manner, and the two circular arc plates are arranged on the supporting base and used for adaptively supporting the outer side surfaces of corresponding connecting sections of the straight pipe section.
14. The fusion device superconducting feeder system assembly and installation integrated platform according to claim 12, wherein the clamping mechanism comprises a semi-annular lower clamping mechanism and a semi-annular upper clamping mechanism, the semi-annular lower clamping mechanism is detachably arranged on the two straight pipe section side frame units in a crossing manner, the semi-annular upper clamping mechanism is detachably arranged on the semi-annular lower clamping mechanism in a closing manner, a lower arc-shaped surface with an upward opening is arranged on the semi-annular lower clamping mechanism, and an upper arc-shaped surface with a downward opening is arranged on the semi-annular upper clamping mechanism.
15. The integrated fusion device superconducting feeder system assembly and installation platform according to claim 12, wherein the adjusting module arranged on the straight pipe section frame comprises a second bolt adjusting mechanism, the second bolt adjusting mechanism comprises second bolts distributed at two ends of the U-shaped supporting mechanism, a second screw rod of the second bolt penetrates through a bottom plate of the U-shaped supporting mechanism, the lower end of the second screw rod of the second bolt is propped against the straight pipe section side frame unit, and a second nut of the second bolt supports the lower surface of the bottom plate of the U-shaped supporting mechanism.
16. The fusion device superconducting feeder system assembly and installation integrated platform of claim 15 wherein, The adjusting module arranged on the straight pipe section frame further comprises a screw adjusting mechanism, the screw adjusting mechanism is arranged between the straight pipe section side frame unit and the clamping mechanism and comprises a fixing plate and a screw, the fixing plate is fixed on the straight pipe section side frame unit, the screw vertically penetrates through the fixing plate and is in threaded fit with the fixing plate, and the top end of the screw rotatably abuts against the limiting concave holes at two ends of the bottom of the clamping mechanism.
17. The integrated fusion device superconducting feeder system assembly and installation platform according to claim 16, wherein the adjusting module arranged on the straight pipe section frame further comprises a second jackscrew adjusting mechanism, the second jackscrew adjusting mechanism comprises a second bottom plate, a second side plate and second jackscrews, the second bottom plate is arranged on the straight pipe section side frame unit, three second side plates are fixed on the upper surface of the second bottom plate, two second side plates of the three second side plates are opposite to each other at intervals, the other second side plate of the three second side plates is located at the outer end of the other two second side plates, and the second bottom plate and the three second side plates are respectively provided with the second jackscrews perpendicular to the second jackscrews.
18. The integrated fusion device superconducting feeder system assembly and installation platform of claim 16, wherein the adjustment module achieves positioning accuracy of up to ±1mm and angle adjustment accuracy of up to ±1 °.
19. The integrated fusion device superconducting feeder system assembly and installation platform of any one of claims 1-18, further comprising an auxiliary functional module including a measurement target holder, a safety protection and working platform, a cleaning shield, and an inspection support.

Description

Fusion device superconducting feeder system assembling and installing integrated platform Technical Field The invention relates to the technical field of fusion devices, in particular to an integrated platform for assembling and installing a superconducting feeder system of a fusion device. Background The superconducting feeder system of the fusion device is a key component for connecting a superconducting magnet with a room temperature power supply and a low-temperature refrigerating system, and is mainly responsible for transmitting large current and low-temperature medium to realize the environment transition from 4.5K ultralow temperature (-269 ℃) to room temperature, and is called as a 'life line' of the magnet system. The existing installation process of the superconducting feeder system mainly adopts a mode of hoisting and welding the subsection parts on site, namely, a current lead tank, a superconducting feeder elbow section, a superconducting feeder straight pipe section and the like are respectively hoisted on construction sites, and then field welding connection is carried out. The connection and insulation construction of each superconducting joint relate to a plurality of professions such as hoisting in place, 3D measurement, reverse engineering, high-precision machining, mechanical assembly, welding, helium leakage detection, cold and hot impact under liquid nitrogen, insulation winding, AC/DC high-voltage test and the like, and have extremely high control requirements on the construction process. The prior art has the following main technical problems: the construction period is long, a large amount of welding work is required to be carried out on the installation construction site of the fusion device host hall in the traditional sub-part field hoisting welding process, the connection and insulation construction of each superconducting joint involve a plurality of quality control steps, and the field workload is huge. The cleaning environment is difficult to control, the fusion device has extremely high requirements on cleanliness, the superconducting coil is installed in a clean workshop, the environmental humidity is controlled below 70%, and the cleanliness is controlled at the ISO 9 level. Contaminants are easy to generate in the field welding process, so that the cleanliness requirement of the fusion device is difficult to meet, and the cold quality and the service life of a feeder line are influenced. The radiographic inspection frequency is high, and the radiographic inspection detection is required to be carried out for a plurality of times after the field welding is finished so as to ensure the welding quality. The feeder line system is a multi-pipeline integrated structure, each welded joint needs to be subjected to flaw detection independently, flaw detection is required to be performed in batches and at different angles in order to ensure flaw detection accuracy, flaw detection frequency is high, other site construction operations are affected, and construction cost and construction period are increased. The installation accuracy is difficult to ensure, the traditional installation method mainly depends on manual operation, the efficiency is low, and the installation error is easy to cause. Particularly when installing in narrow and small space, because lack suitable bearing structure, interior subassembly takes place to empty or warp easily in the installation, has increased installation degree of difficulty and potential safety hazard. The field operation risk is high, the field subsection piece hoisting needs multiple hoisting operations, the overhead workload is large, the feeder line component is heavy and has high value, the component is easy to shake and collide in the hoisting process, the component is deformed or damaged, and the personnel safety risk is high. The prior art also has significant limitations in terms of: The technical complexity is high, and one optical welding method comprises different welding methods such as argon arc welding, vacuum brazing, soldering, electron beam welding and the like. The quality control difficulty is high, the manufacturing tolerance of the superconducting component needs to be controlled at the sub-millimeter level, the interface precision needs to be controlled at the millimeter level, and the superconducting component needs to meet the detection requirements of insulation resistance under kilovolt alternating current-direct current withstand voltage, paschen test and the like. The field assembly environment is limited in that the space in a fusion device factory building is limited, the assembly work of a feeder line system has high requirements on cleanliness, pollutants are easy to generate in the traditional assembly method, interference with a host structure is easy to occur in the assembly process, and meanwhile, an assembled platform is difficult to accurately calibrate, so that the installation accuracy of the feeder lin