CN110212460A - The coupling hitch of hyperconductive cable - Google Patents
The coupling hitch of hyperconductive cable Download PDFInfo
- Publication number
- CN110212460A CN110212460A CN201910556044.5A CN201910556044A CN110212460A CN 110212460 A CN110212460 A CN 110212460A CN 201910556044 A CN201910556044 A CN 201910556044A CN 110212460 A CN110212460 A CN 110212460A
- Authority
- CN
- China
- Prior art keywords
- hyperconductive cable
- connecting plate
- coupling hitch
- flange
- lining core
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/06—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/34—Cable fittings for cryogenic cables
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/60—Superconducting electric elements or equipment; Power systems integrating superconducting elements or equipment
Landscapes
- Superconductors And Manufacturing Methods Therefor (AREA)
- Cable Accessories (AREA)
Abstract
The present invention relates to a kind of coupling hitches of hyperconductive cable; when hyperconductive cable being connect with traction device using a kind of coupling hitch of hyperconductive cable of the invention; interior connector is connected with the lining core of hyperconductive cable; outer connecting sleeve is connected with the outer connector sleeve of hyperconductive cable; traction device enables to interior connector and outer connecting sleeve synchronizing moving when pulling traction screw; so that the vacuum insulation protective case and lining core of hyperconductive cable can synchronizing moving, to prevent sliding phenomenon occur between lining core and vacuum insulation protective case.It can be seen that a kind of coupling hitch of hyperconductive cable of the invention can easily draw hyperconductive cable, in order to be laid with hyperconductive cable.
Description
Technical field
The present invention relates to a kind of coupling hitches of hyperconductive cable, belong to electrical technology field.
Background technique
Hyperconductive cable gradually starts to apply as a kind of cable state-of-the-art technology, needs in the laying of hyperconductive cable in cable
End has an attachment device trailing cable traveling to be laid with, which is the connecting component of external traction force and cable.Usually often
The laying traction for advising cable uses net cover or drawing head.Hyperconductive cable is different from the structure of normal cable, not only insulating materials,
The differences such as conductor, and there is hyperconductive cable vacuum insulation to protect nested structure because running (liquid nitrogen temperature) at low temperature, vacuum is exhausted
It can be slid between Thermal protection set and the lining core of cable.It is thus not to be suitable for using the drawing head of normal cable or net cover
Hyperconductive cable, in the prior art also without a kind of attachment device suitable for traction hyperconductive cable.
Summary of the invention
In view of the foregoing deficiencies of prior art, the purpose of the present invention is to provide a kind of traction of hyperconductive cable connections
Device can easily draw hyperconductive cable and is laid with.
To achieve the above object, the present invention provides a kind of coupling hitch of hyperconductive cable, adopts the following technical scheme that
A kind of coupling hitch of hyperconductive cable, the hyperconductive cable include that lining core and the vacuum insulation covered outside lining core are protected
Set, the coupling hitch includes: the outer connecting sleeve for connecting vacuum insulation protective case, and for connecting lining core
Interior connector, the interior connector are arranged in outer connecting sleeve, and the first end of outer connecting sleeve is connected with first flange connection
Plate is threaded with traction screw on interior connector, and traction screw is pierced by from first flange connecting plate, and traction screw, which is equipped with, to be used
In the connection ring connected with traction device.
Preferably, the second end of the outer connecting sleeve is connected with second flange connecting plate, and second flange connecting plate is used for
Connect vacuum insulation protective case.
It is further preferable that the vacuum insulation protective case is equipped with third flange connecting plate, third flange connecting plate and the
Two flange connecting plates are bolted.
Preferably, the interior connector is equipped with the connecting column for connecting with lining core, and the connecting column and lining core pass through
Metal crimp pipe links together.
It is further preferable that the vacuum insulation protective case is equipped with three lining cores, the interior connector is equipped with three connections
Column, every connecting column link together with a lining core.
It is further preferable that being equipped with washer between the end face of the metal crimp pipe and the end face of interior connector.
Preferably, the first flange plate is equipped with via hole, and the traction screw is pierced by from via hole to outer connecting sleeve
Outside, is cased with sealing ring and clamp nut on traction screw, the clamp nut sealing ring is pressed on first flange plate and
By via seal.
It is further preferable that the sealing ring and clamp nut are located at the outside of first flange plate.
Preferably, the outer connecting sleeve is metal bellows.
As described above, a kind of coupling hitch of hyperconductive cable of the present invention, has the advantages that utilization
When hyperconductive cable is connect by a kind of coupling hitch of hyperconductive cable of the invention with traction device, interior connector and superconduct
The lining core of cable connects, and outer connecting sleeve is connected with the outer connector sleeve of hyperconductive cable, and traction device can make when pulling traction screw
Connector and outer connecting sleeve synchronizing moving in obtaining, so that the vacuum insulation protective case of hyperconductive cable can be synchronous with lining core
It is mobile, to prevent sliding phenomenon occur between lining core and vacuum insulation protective case.It can be seen that one kind of the invention superconducts
The coupling hitch of cable can easily draw hyperconductive cable, in order to be laid with hyperconductive cable.
Detailed description of the invention
Fig. 1 is shown as the structural representation that the coupling hitch of hyperconductive cable and hyperconductive cable of the invention links together
Figure.
Fig. 2 be shown as from the right side of Fig. 1 to the left from interior connector structural schematic diagram.
Component label instructions
1 hyperconductive cable
2 lining cores
3 vacuum insulation protective cases
4 outer connecting sleeves
Connector in 5
6 first flange connecting plates
7 traction screws
8 connection rings
9 second flange connecting plates
10 third flange connecting plates
11 bolts
12 connecting columns
13 metal crimp pipes
14 washers
15 via holes
16 sealing rings
17 clamp nuts
18 connecting holes
19 threaded holes
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book is understood other advantages and efficacy of the present invention easily.
It should be clear that this specification structure depicted in this specification institute accompanying drawings, ratio, size etc., only to cooperate specification to be taken off
The content shown is not intended to limit the invention enforceable qualifications so that those skilled in the art understands and reads, therefore
Do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size are not influencing the present invention
Under the effect of can be generated and the purpose that can reach, it should all still fall in disclosed technology contents and obtain the model that can cover
In enclosing.Meanwhile cited such as "upper" in this specification, "lower", "left", "right", " centre " and " one " term, be also only
Convenient for being illustrated for narration, rather than to limit the scope of the invention, relativeness is altered or modified, in no essence
It changes under technology contents, when being also considered as the enforceable scope of the present invention.
As shown in Figure 1, the present invention provides a kind of coupling hitch of hyperconductive cable, the hyperconductive cable 1 includes lining core 2
And vacuum insulation protective case 3 in the outside of lining core 2 is covered, lining core 2 is not the superconducting conductor of hyperconductive cable 1, and the traction connection fills
Setting includes: outer connecting sleeve 4 for connecting vacuum insulation protective case 3, and the interior connector 5 for connecting lining core 2, described
Interior connector 5 is arranged in outer connecting sleeve 4, and the first end of outer connecting sleeve 4 is connected with first flange connecting plate 6, interior connection
Traction screw 7 is threaded on first 5, traction screw 7 is pierced by from first flange connecting plate 6, traction screw 7 be equipped with for and
The connection ring 8 of traction device connection.
When being connect hyperconductive cable 1 with traction device using a kind of coupling hitch of hyperconductive cable of the invention, ask
With reference to Fig. 1, traction device is connect with connection ring 8, and hyperconductive cable 1 is drawn to the right, the lining of interior connector 5 and hyperconductive cable 1
Core 2 connects, and outer connecting sleeve 4 is connected with the outer connector sleeve of hyperconductive cable 1, and traction device enables to when pulling traction screw 7
4 synchronizing moving of interior connector 5 and outer connecting sleeve, so that the vacuum insulation protective case 3 of hyperconductive cable 1 and lining core 2 can
Synchronizing moving, to prevent sliding phenomenon occur between lining core 2 and vacuum insulation protective case 3.It can be seen that one kind of the invention
The coupling hitch of hyperconductive cable can easily draw hyperconductive cable 1, in order to be laid with hyperconductive cable 1.
In a kind of coupling hitch of hyperconductive cable of the invention, the first end and first flange of outer connecting sleeve 4 connect
Fishplate bar 6 connects, and the second end of outer connecting sleeve 4 is connect with vacuum insulation protective case 3, as a preferred embodiment, institute
The second end for stating outer connecting sleeve 4 is connected with second flange connecting plate 9, and second flange connecting plate 9 is for connecting vacuum insulation guarantor
Sheath 3.Generally, third flange connecting plate 10, third flanged joint are equipped on the vacuum insulation protective case 3 of hyperconductive cable 1
Plate 10 is connect with second flange connecting plate 9 by bolt 11.
For the ease of the lining core 2 of hyperconductive cable 1 and interior connector 5 are linked together, embodiment party as one preferred
Formula, as shown in Figure 1, the interior connector 5 is equipped with the connecting column 12 for connecting with lining core 2, the connecting column 12 and lining core 2
It is linked together by metal crimp pipe 13.Generally, three lining cores 2 are equipped in the vacuum insulation protective case 3 of hyperconductive cable 1,
As a preferred embodiment, as depicted in figs. 1 and 2, the vacuum insulation protective case 3 is equipped with three lining cores 2, described interior
Connector 5 is equipped with three connecting columns 12, and every connecting column 12 links together with a lining core 2.By connecting column 12 and lining
When the crimping connection of core 2, there may be gap between metal crimp pipe 13 and interior connector 5, in order to fill up metal crimp pipe 13 with
Gap between interior connector 5, enables each 2 uniform stressed of lining core, as shown in Figure 1, the end face of the metal crimp pipe 13
Washer 14 is equipped between the end face of interior connector 5 to compensate the gap, it is ensured that each 2 install compact of lining core and uniform stressed.
In a kind of coupling hitch of hyperconductive cable of the invention, as shown in Figure 1, traction screw 7 passes through the first method
Blue connecting plate 6, first flange connecting plate 6 are equipped with via hole 15, and the traction screw 7 is pierced by from via hole 15 to outer connecting sleeve 4
Outside, be frequently in outdoor environment using traction device and draw hyperconductive cable 1, the foreign matters such as extraneous moisture may pass through
Gap between hole 15 and traction screw 7 enters in outer connecting sleeve 4 and enters the vacuum insulation protective case of hyperconductive cable 1
The performance of hyperconductive cable 1 is influenced in 3, external foreign matter and moisture enter hyperconductive cable 1, reality as one preferred in order to prevent
Mode is applied, sealing ring 16 and clamp nut 17 are cased on traction screw 7, sealing ring 16 is pressed on first by the clamp nut 17
Via hole 15 is sealed on flange connecting plate 6.In this way, extraneous moisture and foreign matter is just difficult to from first flange connecting plate 6
Via hole 15 enters the performance in vacuum insulation protective case 3 and influencing hyperconductive cable 1.For the ease of installation, it is preferable that described close
Seal 16 and clamp nut 17 are located at the outside of first flange connecting plate 6.In order to preferably seal via hole 15, via hole 15 with lead
Drawing can also be sealed between screw rod 7 with sealant.
In a kind of coupling hitch of hyperconductive cable of the invention, outer connecting sleeve 4 and the vacuum of hyperconductive cable 1 are exhausted
3 connection of Thermal protection set, interior connector 5 are connect with the lining core 2 of hyperconductive cable 1, and for different hyperconductive cables 1, vacuum insulation is protected
The end face of sheath is general different from the distance between the end face of lining core 2, therefore, when drawing different hyperconductive cables 1, second flange
The distance between the end face of connecting plate 9 and the end face of connecting column 12 are also required to adjust, for the ease of adjusting second flange connecting plate 9
End face and connecting column 12 the distance between end face, the outer connecting sleeve 4 be metal bellows, both can guarantee outer company in this way
Female connector pipe 4 is able to bear enough tractive force, additionally it is possible to be conveniently adjusted the end face of second flange connecting plate 9 and the end of connecting column 12
The distance between face is to adapt to different hyperconductive cables 1.Metal bellows is generally connected by the way of welding with the second connecting plate
It connects, the outside of metal bellows can coat metal armouring, and metal armouring can be for braiding or around packet form.
As shown in Figure 1,12 one end of connecting column has the head being relatively large in diameter, connecting column 12 can pass freely through interior connector
Connecting hole 18 on 5, the other end of connecting column 12 have screw thread, have threaded one end and metal crimp pipe 13 on connecting column 12
It is threadedly coupled, the other end and the lining core 2 of metal crimp pipe 13 are crimped together.
Referring to FIG. 1, when a kind of coupling hitch of hyperconductive cable of the invention to be connect with hyperconductive cable 1, first
Connecting column 12 is through in the connecting hole 18 of interior connector 5, is then connected to the end of connecting column 12 and metal crimp pipe 13
Together, then by metal crimp pipe 13 and the lining core 2 of hyperconductive cable 1 be crimped together, then again by the left end of outer connecting sleeve 4 to
Left set in 2 outside of lining core of interior connector 5 and hyperconductive cable 1, by the second flange connecting plate 9 of the left end of outer connecting sleeve 4 with
Third flange connecting plate 10 on hyperconductive cable 1 links together, then by the left end of traction screw 7 pass through sealing ring 16,
Via hole 15 on clamp nut 17 and first flange connecting plate 6 is simultaneously screwed in the threaded hole 19 of interior connector 5, then by clamp nut
17 tighten and compress sealing ring 16, are connected to hyperconductive cable 1 in connection ring 8 with traction device towards right traction
When a kind of coupling hitch of hyperconductive cable of the invention draws hyperconductive cable, the pulling force of traction device application
It acts in three lining cores of hyperconductive cable, avoids the stress of superconducting conductor layer, the stress of superconducting conductor may result in super
Lead the forfeiture of material property.Part pulling force is acted on the heat-insulation vacuum protective case of hyperconductive cable by outer connecting sleeve simultaneously,
In this way, traction device is moved together with regard to stretchy cable lining core and vacuum insulation protective case.
In conclusion the present invention effectively overcomes various shortcoming in the prior art and has high industrial utilization value.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology all without departing from the spirit and scope of the present invention, carries out modifications and changes to above-described embodiment.Cause
This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as
At all equivalent modifications or change, should be covered by the claims of the present invention.
Claims (9)
1. a kind of coupling hitch of hyperconductive cable, the hyperconductive cable (1) includes lining core (2) and covers outside lining core (2)
Vacuum insulation protective case (3), the coupling hitch includes: the outer connector sleeve for connecting vacuum insulation protective case (3)
It manages (4), and the interior connector (5) for connecting lining core (2), interior connector (5) setting is interior in outer connecting sleeve (4),
The first end of outer connecting sleeve (4) is connected with first flange connecting plate (6), is threaded with traction screw on interior connector (5)
(7), traction screw (7) is pierced by from first flange connecting plate (6), and traction screw (7) is equipped with for connecting with traction device
Connection ring (8).
2. the coupling hitch of hyperconductive cable according to claim 1, it is characterised in that: the outer connecting sleeve (4)
Second end be connected with second flange connecting plate (9), second flange connecting plate (9) is for connecting vacuum insulation protective case (3).
3. the coupling hitch of hyperconductive cable according to claim 2, it is characterised in that: the vacuum insulation protective case
(3) third flange connecting plate (10) are equipped with, third flange connecting plate (10) and second flange connecting plate (9) pass through bolt (11)
Connection.
4. the coupling hitch of hyperconductive cable according to claim 1, it is characterised in that: on the interior connector (5)
Equipped with the connecting column (12) for connecting with lining core (2), the connecting column (12) and lining core (2) are connected by metal crimp pipe (13)
It is connected together.
5. the coupling hitch of hyperconductive cable according to claim 4, it is characterised in that: the vacuum insulation protective case
(3) three lining cores (2) are equipped with, the interior connector (5) is equipped with three connecting columns (12), every connecting column (12) and a lining
Core (2) links together.
6. the coupling hitch of hyperconductive cable according to claim 4, it is characterised in that: the metal crimp pipe (13)
End face and interior connector (5) end face between be equipped with washer (14).
7. the coupling hitch of hyperconductive cable according to claim 1, it is characterised in that: the first flange connecting plate
(6) via hole (15) are equipped with, the traction screw (7) is pierced by from via hole (15) to the outside of outer connecting sleeve (4), traction screw
(7) sealing ring (16) and clamp nut (17) are cased on, sealing ring (16) is pressed on first flange by the clamp nut (17)
Via hole (15) are sealed on connecting plate (6).
8. the coupling hitch of hyperconductive cable according to claim 7, it is characterised in that: the sealing ring (16) and pressure
Tight nut (17) is located at the outside of first flange connecting plate (6).
9. the coupling hitch of hyperconductive cable according to claim 1, it is characterised in that: the outer connecting sleeve (4)
For metal bellows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910556044.5A CN110212460B (en) | 2019-06-25 | 2019-06-25 | Traction connection device for superconducting cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910556044.5A CN110212460B (en) | 2019-06-25 | 2019-06-25 | Traction connection device for superconducting cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110212460A true CN110212460A (en) | 2019-09-06 |
| CN110212460B CN110212460B (en) | 2021-09-14 |
Family
ID=67794419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910556044.5A Active CN110212460B (en) | 2019-06-25 | 2019-06-25 | Traction connection device for superconducting cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110212460B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113315083A (en) * | 2021-07-29 | 2021-08-27 | 华海通信技术有限公司 | Protection device and submarine cable system of submarine cable tail end |
| CN113492243A (en) * | 2020-03-20 | 2021-10-12 | 上海朗仕电子设备有限公司 | External power supply device for vacuum reflow soldering furnace |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN110212460B (en) | 2021-09-14 |
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