CN208225638U - A kind of insulating flange for kilo-ampere grade current feed - Google Patents
A kind of insulating flange for kilo-ampere grade current feed Download PDFInfo
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- CN208225638U CN208225638U CN201820310947.6U CN201820310947U CN208225638U CN 208225638 U CN208225638 U CN 208225638U CN 201820310947 U CN201820310947 U CN 201820310947U CN 208225638 U CN208225638 U CN 208225638U
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Abstract
The utility model discloses a kind of insulating flanges for kilo-ampere grade current feed, it include the conical stainless steel room warm therapy orchid for cooperating and connecting, insulating sleeve, external insulation, stainless steel sealing flange, insulating sleeve is sleeved on heat exchanger sleeve, an end face for conical stainless steel room warm therapy orchid together concentric shafts heat exchanger room temperature copperhead connection, other end is connect with common spindle heat exchanger sleeve and insulating sleeve, the other end of insulating sleeve and the stainless steel sealing flange of common spindle connect, conical stainless steel room warm therapy is blue, outermost after insulating sleeve and stainless steel sealing flange three assembling is wrapped up by external insulation.The utility model has the advantages of simple structure, integrates High-Voltage Insulation, mechanical support, vacuum sealing function in one, but function is complicated, ensure that the multiple function of operation under low temperature environment, vacuum, High-Voltage Insulation and mechanical support；Each function is undertaken by different components, and design safety is reliable, meets the particular/special requirement of electrical transmission under low temperature, vacuum environment.
Description
Technical field:
It is main the utility model relates to the feed line of power supply field of the superconducting magnet of nuclear fusion device or other large-scale calutrons
It is related to a kind of insulating flange for kilo-ampere grade current feed.
Background technique:
High-temperature superconductive lead wire is the power supply of its cryogenic magnet, while connecting room temperature (300K) and low temperature (4.5K),
Since superconducting magnet and the work of current feed superconductive part are in low temperature, vacuum environment, and large-scale current feed weight is big,
Therefore the connecting flange of current feed and vacuum dewar allows for carrying current feed weight itself；Current feed is superconducting magnetic
Body transmits electric current, and vacuum dewar is in ground state, and current feed allows for protecting between vacuum dewar under fault case
Hold High-Voltage Insulation, thus High-Voltage Insulation can be integrated, intense loading lotus, the insulating flange that can be worked under vacuum and low temperature are to protect
Demonstrate,prove the key of current feed normal safe operation.
Utility model content:
The utility model aim is exactly in order to make up the defect of prior art, to provide a kind of for kilo-ampere grade current feed
Insulating flange, realize current feed across atmosphere and vacuum, connect high voltage and earthing potential, connect room temperature and low temperature, while energy
Enough carry the function of current feed load itself.
The utility model is achieved through the following technical solutions:
A kind of insulating flange for kilo-ampere grade current feed, it is characterised in that: include the stainless of connection that cooperate
Steel room temperature flange, insulating sleeve, external insulation, stainless steel sealing flange, the insulating sleeve are sleeved on heat exchanger sleeve,
An end face for the conical stainless steel room warm therapy orchid together concentric shafts heat exchanger room temperature copperhead connection, other end is changed with common spindle
Hot device sleeve is connected with insulating sleeve, and the other end of the insulating sleeve and the stainless steel sealing flange of common spindle connect, institute
Outermost after stating blue conical stainless steel room warm therapy, insulating sleeve and stainless steel sealing flange three assembling passes through external insulation packet
It wraps up in.
The conical stainless steel room warm therapy orchid is connected as one with heat exchanger sleeve by argon arc welding, the conical stainless steel room warm therapy
Orchid is connected as one with heat exchanger room temperature copperhead by Vacuum Soldering Technology.
The material that the insulating sleeve uses is G10.
The insulating sleeve both ends are respectively equipped with external screw thread, blue interior of the external screw thread of one end and conical stainless steel room warm therapy
The internal screw thread of threaded engagement, the external screw thread and stainless steel sealing flange of the other end screws.
Gap uses glass fiber and epoxy resin to fill at threaded engagement.
The insulating sleeve both ends of the surface have seal groove, are used to install silicone rubber seal O in the seal groove
It encloses, the outer circumference surface between two external thread sections of the insulating sleeve is equipped with the groove structure being spaced apart, and the outside is exhausted
Edge layer is equipped with the bulge loop of engaging corresponding with groove.
The outer surface of the conical stainless steel room warm therapy orchid and stainless steel sealing flange is both needed to carry out blasting treatment.
The external insulation is solidified by certain thickness prepreg tape.
The utility model connects high voltage and earthing potential by the G10 insulating sleeve of sufficient intensity, meets mechanical strength
With insulation compressive resistance；Realize that electric current draws by the filling of G10 insulating sleeve thread gaps, external insulation and sealing O circle
The atmosphere of line and the separation of vacuum.And its work is suitable for low temperature electric physics under vacuum, low temperature, High-Voltage Insulation environment
Device establishes the connection and support of vacuum, insulation between current feed and cooled cryostat.Therefore in fusion reactor field and surpass
Field is led with preferable application value.
The utility model has the advantages that:
The utility model has the advantages of simple structure, integrates High-Voltage Insulation, mechanical support, vacuum sealing function in one, but function
Can be complicated, it ensure that the multiple function of operation under low temperature environment, vacuum, High-Voltage Insulation and mechanical support；Each function is not by
Same component undertakes, and design safety is reliable, meets the particular/special requirement of electrical transmission under low temperature, vacuum environment.
Detailed description of the invention:
Fig. 1 is the structural schematic diagram of the utility model.
Wherein, figure label: 1- insulating sleeve, 2- seal groove, 3- stainless steel sealing flange, 4- external insulation,
5- conical stainless steel room warm therapy is blue, 6- groove structure, 7- heat exchanger sleeve, 8- heat exchanger room temperature copperhead.
Specific embodiment:
Referring to attached drawing.
A kind of insulating flange for kilo-ampere grade current feed, it is characterised in that: include the stainless of connection that cooperate
Steel room temperature flange 5, insulating sleeve 1, external insulation 4, stainless steel sealing flange 3, the insulating sleeve 1 are sleeved on heat exchanger set
Cylinder 7 on, an end face for the conical stainless steel room warm therapy orchid 5 together concentric shafts heat exchanger room temperature copperhead 8 connect, other end is together
Concentric shafts heat exchanger sleeve 7 and insulating sleeve 1 connect, and the other end of the insulating sleeve 1 and the stainless steel of common spindle seal
Flange 3 connects, the outermost after the conical stainless steel room warm therapy orchid 5, insulating sleeve 1 and 3 three of stainless steel sealing flange assembling
It is wrapped up by external insulation 4.
The conical stainless steel room warm therapy orchid 5 is connected as one with heat exchanger sleeve 7 by argon arc welding, the stainless steel room temperature
Flange 5 is connected as one with heat exchanger room temperature copperhead 8 by Vacuum Soldering Technology, and this measure can play vacuum sealing and increase mechanical strong
The effect of degree.
The material that the insulating sleeve 1 uses is G10.
1 both ends of insulating sleeve are respectively equipped with external screw thread, external screw thread and the conical stainless steel room warm therapy orchid 5 of one end
Internal screw thread screws, and the internal screw thread of the external screw thread and stainless steel sealing flange 3 of the other end screws.
Gap uses glass fiber and epoxy resin to fill at threaded engagement, and this measure, which can serve, reinforces vacuum sealing.
1 both ends of the surface of insulating sleeve have seal groove 2, are used to install silicone rubber seal O in the seal groove 2
It encloses, the outer circumference surface between two external thread sections of the insulating sleeve 1 is equipped with 6 structure of groove being spaced apart, the outside
Insulating layer is equipped with the bulge loop of engaging corresponding with groove 6, and this measure can play vacuum sealing and increase creepage distance.
The outer surface of the conical stainless steel room warm therapy orchid 5 and stainless steel sealing flange 3 is both needed to carry out blasting treatment, and this measure can
Increase flange surface roughness, improve flange surface mechanical performance, improves the effect of flange fatigue resistance.
The external insulation 4 is solidified by certain thickness prepreg tape, and this measure can play vacuum sealing and height
The effect of voltage insulation.
As long as the occasion of voltage and current is transmitted in the utility model expectation under vacuum, low temperature, there is the high electricity of vacuum, insulation
Press, undertake the component of mechanical load requirement can refer to the technical solution of the utility model, but all practical new without departing from this
The content of the technical solution of type is only the simple modification carried out according to the technical essence of the utility model to the structure, or
Same variation and modification, within the scope of should belong to technical solutions of the utility model.
Claims (7)
1. a kind of insulating flange for kilo-ampere grade current feed, it is characterised in that: include the stainless steel for cooperating and connecting
Room temperature flange, insulating sleeve, external insulation, stainless steel sealing flange, the insulating sleeve are sleeved on heat exchanger sleeve, institute
The heat exchanger room temperature copperhead connection of the end face of conical stainless steel room warm therapy orchid concentric shafts together is stated, other end and common spindle exchange heat
Device sleeve is connected with insulating sleeve, and the other end of the insulating sleeve and the stainless steel sealing flange of common spindle connect, described
Outermost after conical stainless steel room warm therapy orchid, insulating sleeve and stainless steel sealing flange three assembling passes through external insulation packet
It wraps up in.
2. the insulating flange according to claim 1 for kilo-ampere grade current feed, it is characterised in that: the stainless steel
Room temperature flange is connected as one with heat exchanger sleeve by argon arc welding, and the conical stainless steel room warm therapy orchid and heat exchanger room temperature copperhead are logical
Vacuum Soldering Technology is crossed to be connected as one.
3. the insulating flange according to claim 1 for kilo-ampere grade current feed, it is characterised in that: the insulation sleeve
The material that cylinder uses is G10.
4. the insulating flange according to claim 1 for kilo-ampere grade current feed, it is characterised in that: the insulation sleeve
Cylinder both ends are respectively equipped with external screw thread, and the external screw thread of one end and the internal screw thread of conical stainless steel room warm therapy orchid screw, the other end
The internal screw thread of external screw thread and stainless steel sealing flange screws.
5. the insulating flange according to claim 4 for kilo-ampere grade current feed, it is characterised in that: the insulation sleeve
Cylinder both ends of the surface have seal groove, enclose in the seal groove for installing silicone rubber seal O, the outer spiral shell of the two of the insulating sleeve
Outer circumference surface between line section is equipped with the groove structure being spaced apart, and the external insulation is equipped with engaging corresponding with groove
Bulge loop.
6. the insulating flange according to claim 1 for kilo-ampere grade current feed, it is characterised in that: the stainless steel
The outer surface of room temperature flange and stainless steel sealing flange is both needed to carry out blasting treatment.
7. the insulating flange according to claim 1 for kilo-ampere grade current feed, it is characterised in that: the outside is exhausted
Edge layer is solidified by prepreg tape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820310947.6U CN208225638U (en) | 2018-03-07 | 2018-03-07 | A kind of insulating flange for kilo-ampere grade current feed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820310947.6U CN208225638U (en) | 2018-03-07 | 2018-03-07 | A kind of insulating flange for kilo-ampere grade current feed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208225638U true CN208225638U (en) | 2018-12-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820310947.6U Active CN208225638U (en) | 2018-03-07 | 2018-03-07 | A kind of insulating flange for kilo-ampere grade current feed |
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| CN (1) | CN208225638U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111584179A (en) * | 2020-06-03 | 2020-08-25 | 中国科学院合肥物质科学研究院 | Lead for 1.5kA high-temperature superconducting current |
-
2018
- 2018-03-07 CN CN201820310947.6U patent/CN208225638U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111584179A (en) * | 2020-06-03 | 2020-08-25 | 中国科学院合肥物质科学研究院 | Lead for 1.5kA high-temperature superconducting current |
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