CN108107295A - A kind of cable flexible joint test tool and method - Google Patents
A kind of cable flexible joint test tool and method Download PDFInfo
- Publication number
- CN108107295A CN108107295A CN201810005130.2A CN201810005130A CN108107295A CN 108107295 A CN108107295 A CN 108107295A CN 201810005130 A CN201810005130 A CN 201810005130A CN 108107295 A CN108107295 A CN 108107295A
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- cable
- external insulation
- flexible joint
- test tool
- insulation
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- 238000012360 testing method Methods 0.000 title claims abstract description 45
- 238000000034 method Methods 0.000 title abstract description 8
- 238000009422 external insulation Methods 0.000 claims abstract description 34
- 238000009434 installation Methods 0.000 claims abstract description 18
- 238000009413 insulation Methods 0.000 claims abstract description 16
- 239000004020 conductor Substances 0.000 claims description 7
- 229920002379 silicone rubber Polymers 0.000 claims description 6
- 239000004945 silicone rubber Substances 0.000 claims description 5
- 238000010998 test method Methods 0.000 claims description 5
- 238000011056 performance test Methods 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 3
- 238000002788 crimping Methods 0.000 claims description 2
- 238000007689 inspection Methods 0.000 abstract description 3
- 238000012795 verification Methods 0.000 description 6
- 230000005684 electric field Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Cable Accessories (AREA)
Abstract
The invention discloses a kind of cable flexible joint test tool and methods, including hollow external insulation, the high-field electrode being threaded through in external insulation, the external insulation is in T fonts with high-field electrode, full skirt end is climbed in one end of the external insulation to increase, reinforced insulation end based on the other end, and high-field electrode one end is high-voltage terminal, the other end is hollow high pressure installation end, and connecting hose is threaded through in high pressure installation end and main body reinforced insulation end；It is tested suitable for single connecting hose, it is low to the capacity requirement of testing equipment, when test tool is used to test, test terminal need not be installed at cable both ends, can be tested in connector erecting bed or factory so that testing inspection is more convenient.
Description
Technical field
The present invention relates to cable accessory technical field more particularly to a kind of cable flexible joint test tool and methods.
Background technology
Cable body recovers connector and is also connecting hose, and using the structure identical with cable body, and it possesses and cable sheet
The same excellent mechanical performance and electric property of body, especially suitable for multi-cable in long length submarine cable power transmission engineering
Connection.At present there are many kinds of the production technologies of cable flexible joint, but due to each connecting hose verification experimental verification when be required in electricity
Test terminal is installed at cable both ends, of high cost, therefore can not carry out single test verification after each connector machines at present.So
And with the increase of cable length, also higher and higher to the capacity requirement of testing equipment, conventional verification method is whole long line
Bulk testing verification is carried out after the completion of the connection of road, this verification mode risk is high, if multiple connectors go wrong, may lead
Whole circuit is caused to scrap.
The content of the invention
In order to overcome the above-mentioned deficiencies of the prior art, the present invention provides cable both ends during a kind of experiment to install end
End, it is low to the capacity requirement of testing equipment, it effectively reduces cost, time saving and energy saving cable flexible joint test tool and method.
To achieve these goals, the technical solution adopted by the present invention is：
A kind of cable flexible joint test tool, it is characterised in that：Including external insulation, the high-voltage electricity being threaded through in external insulation
Full skirt end is climbed in pole, one end of the external insulation to increase, and reinforced insulation end based on the other end, the increasing is climbed full skirt end and is provided outside
Full skirt is climbed in increasing, and high-field electrode one end is high-voltage terminal, and the other end is hollow high pressure installation end, and high-voltage terminal is pacified with high pressure
Dress end is structure as a whole, and high-voltage terminal, which is located to increase, climbs in full skirt end, and high pressure installation end is located in main body reinforced insulation end, soft to connect
Head is threaded through in high pressure installation end and main body reinforced insulation end.
As being further improved for said program, the external insulation is in T fonts with high-field electrode.
As being further improved for said program, bucking electrode is provided on the external insulation, the bucking electrode is set
The lower end of full skirt is climbed in increasing.
As being further improved for said program, the main body reinforced insulation end of the external insulation is wrapped with main shield
Layer.
It is set as being further improved for said program, in the external insulation there are two stress cone, two stress cones are distinguished
Positioned at the both sides at external insulation main body reinforced insulation end.
As being further improved for said program, the high-field electrode is made of semi-conductive silicone rubber, the external insulation by
Electrically insulating silicone rubber is made.
A kind of test method of cable flexible joint, comprises the following steps,
1) will be for use on test tool globally expanding to the first cable so that the first cable through high-field electrode with it is outer absolutely
Edge；
2) the second cable and the first cable conductor are welded, recovers internal shield, insulating layer and external shielding layer and form soft connect
Head；
3) test tool on the first cable is moved at connecting hose, connecting hose is made to be located at the high pressure installation end of high-field electrode
It is interior；
4) high voltage pole is connect into high voltage, bucking electrode, main shield layer and the conductor of the first cable and the second cable connect
Ground carries out electrical performance test to connecting hose.
As being further improved for said program, first cable and the second cable are isometrical cable.
As being further improved for said program, first cable and the second cable are not isometrical cable.
Beneficial effects of the present invention：
A kind of cable flexible joint test tool of the present invention and method, when experiment, install test cable group to external insulation,
High-field electrode connects high voltage, and bucking electrode and test cable group conductor ground connection can be tested；It is tried suitable for single connecting hose
It tests, it is low to the capacity requirement of testing equipment, when test tool is used to test, test terminal need not be installed at cable both ends,
It can be tested in connector erecting bed or factory so that testing inspection is more convenient.
Description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described.Obviously, described attached drawing is the part of the embodiment of the present invention rather than all implements
Example, without creative efforts, other that can also be obtained according to these attached drawings are set those skilled in the art
Meter scheme and attached drawing：
Fig. 1 is the structure diagram after present pre-ferred embodiments installation；
Fig. 2 is the structure sectional view after present pre-ferred embodiments installation.
Specific embodiment
The technique effect of the design of the present invention, concrete structure and generation is carried out below with reference to embodiment and attached drawing clear
Chu is fully described by, to be completely understood by the purpose of the present invention, feature and effect.Obviously, described embodiment is this hair
Bright part of the embodiment rather than whole embodiments, based on the embodiment of the present invention, those skilled in the art is not paying
The other embodiment obtained on the premise of creative work, belongs to the scope of protection of the invention.
With reference to Fig. 1 and Fig. 2, a kind of cable flexible joint test tool including hollow external insulation 5, is threaded through in external insulation 5
High-field electrode 1, the high-field electrode 1 is semi-conductive silicone rubber electrode, and the external insulation 5 is electrically insulating silicone rubber shell, described outer
Insulation 5 is in T fonts with high-field electrode 1, close with external insulation interface cohesion.Full skirt end is climbed in one end of the external insulation 5 to increase,
Reinforced insulation end based on the other end, 1 one end of high-field electrode are high-voltage terminal, and the other end is hollow high pressure installation end, high
Crimping line end is structure as a whole with high pressure installation end, and high-voltage terminal is located in high-voltage terminal, and high pressure installation end is located at main body
In reinforced insulation end, connecting hose is threaded through in high pressure installation end and main body reinforced insulation end, and the external insulation 5 is wrapped with main body
Shielded layer 4 plays a part of to improve electric field.
The external insulation 5 is externally provided with increasing and climbs full skirt 2, increases safe creep distance, on the external insulation 5 for increasing the lower end for climbing full skirt 2
Bucking electrode 3 is provided with, bucking electrode 3 plays the role of uniform electric field.
It is set in the external insulation 5 there are two stress cone 6, two stress cones 6 are located at the both sides of external insulation 5 respectively, rise slow
The effect of electric field distribution is concentrated, improved to solution electric field stress so that electric performance test is more accurate and safe.
A kind of test method of cable flexible joint, comprises the following steps,
It 1) will be for use on test tool globally expanding to the first cable 7 so that the first cable 7 is through high-field electrode 1 and outside
Insulation 5；
2) the second cable 8 and 7 conductor of the first cable are welded, recovery internal shield, insulating layer 9 and external shielding layer form soft
Connector；
3) test tool on the first cable 7 is moved at connecting hose, connecting hose is made to be located at the high pressure installation of high-field electrode 1
In end；
4) high voltage pole 1 is connect into high voltage, bucking electrode 3,4 and first cable 7 of main shield layer and the second cable 8 are led
Body is grounded, and electrical performance test is carried out to connecting hose.
The test cable group includes the first cable 7 and the second cable 8, and the first cable 7 and 8 conductor of the second cable pass through weldering
The mode of connecing connects.First cable, 7 and second cable 8 can make for isometrical cable or not isometrical cable, different connecting hoses
With the test tool, the scope of application is wider, and application scenario is more.
This frock is suitable for the experiment of single connecting hose, and low to the capacity requirement of testing equipment, detection risk is smaller, can be right
Each connecting hose is tested so that circuit is safer.When test tool is used to test, it need not be installed at cable both ends
Test terminal, it is only necessary to be connected single connecting hose with this frock, you can tested, made in connector erecting bed or factory
Testing inspection it is more convenient, frock small volume structure is simple, easily assemble, it is at low cost so that detection it is more easy to operate.
The above are being illustrated to presently preferred embodiments of the present invention, but the invention is not limited to the implementation
Example, those skilled in the art can also make a variety of equivalent modifications on the premise of without prejudice to spirit of the invention or replace
It changes, these equivalent modifications or replacement are all contained in the application claim limited range.
Claims (9)
1. a kind of cable flexible joint test tool, it is characterised in that：Including external insulation (5), the high pressure being threaded through in external insulation (5)
Full skirt end is climbed in electrode (1), one end of the external insulation (5) to increase, and the increasing, which climbs full skirt end and is provided outside increasing, climbs full skirt (2), separately
Reinforced insulation end based on one end, high-field electrode (1) one end are high-voltage terminal, and the other end is hollow high pressure installation end, high
Crimping line end is structure as a whole with high pressure installation end, and high-voltage terminal, which is located to increase, climbs in full skirt end, and high pressure installation end is located at main body
In reinforced insulation end, connecting hose is threaded through in high pressure installation end and main body reinforced insulation end.
2. cable flexible joint test tool according to claim 1, it is characterised in that：The external insulation (5) and high-voltage electricity
Pole (1) is in T fonts.
3. cable flexible joint test tool according to claim 1, it is characterised in that：It is provided on the external insulation (5)
Bucking electrode (3), the bucking electrode (3) are arranged on the lower end that full skirt (2) are climbed in increasing.
4. cable flexible joint test tool according to claim 1, it is characterised in that：The main body of the external insulation (5) increases
Strong insulating end is wrapped with main shield layer (4).
5. cable flexible joint test tool according to claim 1, it is characterised in that：It is provided in the external insulation (5)
Two stress cones (6), two stress cones (6) are located at the both sides at external insulation (5) main body reinforced insulation end respectively.
6. cable flexible joint test tool according to claim 1, it is characterised in that：The high-field electrode (1) is partly to lead
Electric silicon rubber is made, and the external insulation (5) is made of electrically insulating silicone rubber.
7. a kind of test method of cable flexible joint, it is characterised in that：Comprise the following steps,
1) will be for use on test tool globally expanding to the first cable (7) so that the first cable (7) through high-field electrode (1) with
External insulation (5)；
2) the second cable (8) and the first cable (7) conductor are welded, recovers internal shield, insulating layer (9) and external shielding layer and formed
Connecting hose；
3) test tool on the first cable (7) is moved at connecting hose, connecting hose is made to be located at the high pressure installation of high-field electrode (1)
In end；
4) high voltage pole (1) is connect into high voltage, bucking electrode (3), main shield layer (4) and the first cable (7) and the second cable
(8) conductor ground connection, electrical performance test is carried out to connecting hose.
8. cable flexible joint test method according to claim 7, it is characterised in that：First cable (7) and second
Cable (8) is isometrical cable.
9. cable flexible joint test method according to claim 7, it is characterised in that：First cable (7) and second
Cable (8) is not isometrical cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810005130.2A CN108107295A (en) | 2018-01-03 | 2018-01-03 | A kind of cable flexible joint test tool and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810005130.2A CN108107295A (en) | 2018-01-03 | 2018-01-03 | A kind of cable flexible joint test tool and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108107295A true CN108107295A (en) | 2018-06-01 |
Family
ID=62219622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810005130.2A Pending CN108107295A (en) | 2018-01-03 | 2018-01-03 | A kind of cable flexible joint test tool and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108107295A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110007179A (en) * | 2018-10-25 | 2019-07-12 | 童志勇 | A kind of cable intermediate joint electric performance test tooling and method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101453109A (en) * | 2007-12-07 | 2009-06-10 | 青岛汉缆股份有限公司 | High voltage and ultra high voltage crosslinking subsea cable soft joint and method for manufacturing the same |
| CN201740826U (en) * | 2010-04-26 | 2011-02-09 | 南京业基电气设备有限公司 | 220 or 110kV crosslinked cable intermediate connector tester |
| CN102570376A (en) * | 2012-01-18 | 2012-07-11 | 中科英华高技术股份有限公司 | Production method of insulation intermediate connector |
| JP2012220215A (en) * | 2011-04-04 | 2012-11-12 | Viscas Corp | Withstand voltage test method for plant joint part of long power cable |
| CN203858327U (en) * | 2014-04-02 | 2014-10-01 | 上海华普电缆有限公司 | Terminal for testing partial discharge of 35kV or lower crosslinked polyethylene power cable |
| CN104535910A (en) * | 2015-01-12 | 2015-04-22 | 国网上海市电力公司 | Integrated terminal device used for power cable step-by-step puncture test |
| CN207851172U (en) * | 2018-01-03 | 2018-09-11 | 长园电力技术有限公司 | A kind of cable flexible joint test tool |
-
2018
- 2018-01-03 CN CN201810005130.2A patent/CN108107295A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101453109A (en) * | 2007-12-07 | 2009-06-10 | 青岛汉缆股份有限公司 | High voltage and ultra high voltage crosslinking subsea cable soft joint and method for manufacturing the same |
| CN201740826U (en) * | 2010-04-26 | 2011-02-09 | 南京业基电气设备有限公司 | 220 or 110kV crosslinked cable intermediate connector tester |
| JP2012220215A (en) * | 2011-04-04 | 2012-11-12 | Viscas Corp | Withstand voltage test method for plant joint part of long power cable |
| CN102570376A (en) * | 2012-01-18 | 2012-07-11 | 中科英华高技术股份有限公司 | Production method of insulation intermediate connector |
| CN203858327U (en) * | 2014-04-02 | 2014-10-01 | 上海华普电缆有限公司 | Terminal for testing partial discharge of 35kV or lower crosslinked polyethylene power cable |
| CN104535910A (en) * | 2015-01-12 | 2015-04-22 | 国网上海市电力公司 | Integrated terminal device used for power cable step-by-step puncture test |
| CN207851172U (en) * | 2018-01-03 | 2018-09-11 | 长园电力技术有限公司 | A kind of cable flexible joint test tool |
Non-Patent Citations (2)
| Title |
|---|
| 史传卿: "电力电缆安装运行技术问答", vol. 1, 31 August 2002, 中国电力出版社, pages: 119 - 124 * |
| 钱汝立等: "电缆施工", 31 December 1986, 上海科学技术出版社, pages: 109 - 112 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110007179A (en) * | 2018-10-25 | 2019-07-12 | 童志勇 | A kind of cable intermediate joint electric performance test tooling and method |
| CN110007179B (en) * | 2018-10-25 | 2021-04-30 | 童志勇 | Cable intermediate joint electrical performance testing tool and method |
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