CN106168511B - A kind of high-tension cable connect-disconnect plug with temp sensing function - Google Patents
A kind of high-tension cable connect-disconnect plug with temp sensing function Download PDFInfo
- Publication number
- CN106168511B CN106168511B CN201610742291.0A CN201610742291A CN106168511B CN 106168511 B CN106168511 B CN 106168511B CN 201610742291 A CN201610742291 A CN 201610742291A CN 106168511 B CN106168511 B CN 106168511B
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- Prior art keywords
- temperature
- optical fiber
- connecting terminal
- measuring optical
- terminal
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
- G01K11/32—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in transmittance, scattering or luminescence in optical fibres
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
- H01R13/665—Structural association with built-in electrical component with built-in electronic circuit
- H01R13/6683—Structural association with built-in electrical component with built-in electronic circuit with built-in sensor
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
A kind of high-tension cable connect-disconnect plug with temp sensing function, it include connecting terminal, terminal jacket, stress cone and temperature measuring equipment in composition, the connecting terminal is installed in terminal jacket, and high-tension cable is crimped together after passing through the stress cone in the cable aperture of terminal jacket with connecting terminal；The temperature measuring equipment includes thermal conductive ceramic contact, temperature-measuring optical fiber and photoelectric converter, the thermal conductive ceramic contact is bonded on connecting terminal, the input terminal of one termination photoelectric converter of the temperature-measuring optical fiber, the other end is opposite with the photosensitive coating on thermal conductive ceramic contact after stress cone, and the signal output end of the photoelectric converter is connect by shielding line with data processor.The present invention directly acquires the operating temperature of connecting terminal using thermal conductive ceramic contact and temperature-measuring optical fiber, substantially increases temperature measurement accuracy；Temperature-measuring optical fiber is arranged along cable and stress cone simultaneously, be will not influence the insulation performance of connect-disconnect plug, is ensured that the safe operation of high-tension cable connect-disconnect plug.
Description
Technical field
The present invention relates to a kind of high-tension cable connect-disconnect plug that can carry out real-time monitoring to the operating temperature of internal wiring terminal,
Belong to field of cable technology.
Background technique
Connect-disconnect plug is the important component in high-tension line, includes mainly connecting terminal (European terminal), terminal jacket and answers
Power cone, connecting terminal are installed in terminal jacket, high-tension cable pass through terminal jacket cable aperture in stress cone after with connect
Line terminals are crimped together.If connecting terminal is connect reliably with high-tension cable, and terminal screws fastening is normal, then in high current
Under working condition, the temperature of terminal is normal, does not have abnormal temperature rise.But when connecting terminal, which connects, to be loosened, contact
Resistance just will increase, and cause terminal abnormal temperature rise occur in high current work may lead on fire if handled not in time
Calamity, it is therefore necessary to which terminal temperature is monitored.
There are mainly two types of traditional terminal temperature monitoring methods: one is bind temperature measurement on connecting terminal and send
The shortcomings that temperature signal is wirelessly sent to monitoring center by device, this method is error with seasonal fluctuation, measurement error
It is too big, and matched working battery needs a Nian Yihuan, and package unit necessarily is in power failure, serious shadow when replacing battery
The normal operation of equipment is rung.Another method is uploaded after collecting temperature information using remote infrared measurement of temperature method, the party
Method is affected by temperature measuring equipment susceptibility, temperature measuring distance, and fluctuating error is big, and automatic collection uploading device is complicated, cost
It is higher.Existing two kinds of terminal temperature monitoring methods are not used widely due to the above reasons,.
Summary of the invention
It is an object of the invention to aiming at the disadvantages of the prior art, provide a kind of high-tension cable plug with temp sensing function
Head finds accident potential to improve the measurement accuracy of terminal temperature in time.
Problem of the present invention is solved with following technical proposals:
A kind of high-tension cable connect-disconnect plug with temp sensing function includes connecting terminal, terminal jacket, stress cone in composition
And temperature measuring equipment, the connecting terminal are installed in terminal jacket, high-tension cable passes through the stress in the cable aperture of terminal jacket
It is crimped together after cone with connecting terminal；The temperature measuring equipment includes thermal conductive ceramic contact, temperature-measuring optical fiber and photoelectric converter,
The thermal conductive ceramic contact is bonded on connecting terminal, the input terminal of a termination photoelectric converter of the temperature-measuring optical fiber, another
End is opposite with the photosensitive coating on thermal conductive ceramic contact after stress cone, and the signal output end of the photoelectric converter passes through
Shielding line is connect with data processor.
The side of the above-mentioned high-tension cable connect-disconnect plug with temp sensing function, the thermal conductive ceramic contact is equipped with optic fibre hole, institute
State the bottom that optic fibre hole is arranged in photosensitive coating, in the optic fibre hole of one end insertion thermal conductive ceramic contact of the temperature-measuring optical fiber and with
Photosensitive coating is opposite.
The optic fibre hole of the above-mentioned high-tension cable connect-disconnect plug with temp sensing function, the thermal conductive ceramic contact is inserted into temperature-measuring optical fiber
It is sealed afterwards by sealant.
The above-mentioned high-tension cable connect-disconnect plug with temp sensing function, the thermal conductive ceramic contact are bonded in connecting terminal and high pressure
On the crimping point of cable.
The above-mentioned high-tension cable connect-disconnect plug with temp sensing function, the temperature-measuring optical fiber and the intracorporal optic fibre hole interference of stress cone
Cooperation.
The present invention directly acquires the operating temperature of connecting terminal using thermal conductive ceramic contact and temperature-measuring optical fiber, substantially increases
Temperature measurement accuracy；Temperature-measuring optical fiber is arranged along cable and stress cone simultaneously, not will cause the change of connect-disconnect plug internal electric field, no
The insulation performance for influencing connect-disconnect plug, ensures that the safe operation of high-tension cable connect-disconnect plug.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the structural schematic diagram of temperature measuring equipment.
Each label in figure are as follows: 1, high-tension cable, 2, temperature-measuring optical fiber, 3, stress cone, 4, terminal jacket, 5, thermal conductive ceramic touching
Head, 6, connecting terminal, 7, cable core, 8, photosensitive coating, 9, photoelectric converter, 10, shielding line, 11, sealant.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings.
Referring to Fig. 1 and Fig. 2, the present invention includes temperature-measuring optical fiber 2, stress cone 3, terminal jacket 4, thermal conductive ceramic contact 5, connects
Line terminals 6, photosensitive coating 8, photoelectric converter 9, shielding line 10 and sealant 11.
Optical-fibre channel (optic fibre hole) is reserved in the stress cone 3 of connect-disconnect plug, temperature-measuring optical fiber 2 is passed through into stress cone 3, is reached
6 position of connecting terminal (being configured in factory) inside connect-disconnect plug.2 head of temperature-measuring optical fiber has thermal conductive ceramic contact 5, will lead
Thermal Ceramics contact 5 is placed in the crimping position (junction of connecting terminal 6 and cable core 7) of connecting terminal 6, and fixed.Thermometric
Optical fiber 2 directly obtains temperature information from thermal conductive ceramic contact 5 and is transmitted to photoelectric converter 9, and temperature-measuring optical fiber 2 is attached to high-tension cable
On 1.
The material of temperature-measuring optical fiber 2 is glass fibre, and insulation characterisitic is even higher than silicon rubber, does not destroy field distribution；Thermometric
It is to be interference fitted that optical fiber 2, which passes through stress cone, gapless, and is sealed by reinforcements such as silicone grease, does not influence whole creepage distance variation；
This temperature-measuring optical fiber crust is anti-aging, corrosion-resistant, is suitble to be used for a long time outdoors.
When the present apparatus works, light source sends short-pulse laser to thermal conductive ceramic contact 5, thermal conductive ceramic by temperature-measuring optical fiber 2
8 reflected laser pulse of photosensitive coating in contact 5.This reflected laser pulse i.e. contain temperature information (wavelength has changed,
Therefrom can extract accurate temperature information), reflection laser is sent to the data processor of monitoring center through photoelectric converter 9, makes to monitor
Center can find the connecting terminal of temperature anomaly in time and take corresponding treatment measures, prevent accident from further spreading.
The present invention directly obtains temperature samples from connecting terminal using optical fiber, and accuracy is very high；Optical fiber is along cable and answers
Power cone arrangement, solves stability, the safety issue of optical-fibre channel；Terminal is crimped with cable core, terminal and copper bar
It is fixed whether close qualified, cable whether overcurrent and heat etc., effective precision monitor.
Claims (2)
1. a kind of high-tension cable connect-disconnect plug with temp sensing function, characterized in that include connecting terminal (6), terminal shield in composition
(4), stress cone (3) and temperature measuring equipment are covered, the connecting terminal (6) is installed in terminal jacket (4), and high-tension cable passes through end
Stress cone (3) in the cable aperture of sub- sheath (4) is crimped together with connecting terminal (6) afterwards；The temperature measuring equipment includes leading
Thermal Ceramics contact (5), temperature-measuring optical fiber (2) and photoelectric converter (9), the thermal conductive ceramic contact (5) are bonded in connecting terminal (6)
On, the temperature-measuring optical fiber (2) one termination photoelectric converter (9) input terminal, the other end pass through stress cone (3) afterwards with it is thermally conductive
Photosensitive coating (8) on ceramic contact (5) relatively, the signal output end of the photoelectric converter (9) by shielding line (10) with
Data processor connection；
The side of the thermal conductive ceramic contact (5) is equipped with optic fibre hole, and the bottom of optic fibre hole, institute is arranged in the photosensitive coating (8)
It states in the optic fibre hole of one end insertion thermal conductive ceramic contact (5) of temperature-measuring optical fiber (2) and opposite with photosensitive coating (8)；
Optical-fibre channel is reserved in the stress cone (3) as optic fibre hole, and temperature-measuring optical fiber (2) are passed through into stress cone (3), are reached
Connecting terminal (6) position inside connect-disconnect plug, temperature-measuring optical fiber (2) are attached on high-tension cable (1) "；
The material of the temperature-measuring optical fiber (2) is glass fibre, and insulation characterisitic is higher than silicon rubber, does not destroy field distribution；Temperature measuring optical
Fine (2) pass through stress cone, and gapless is reinforced sealing, do not influence whole creepage distance by silicone grease；
The thermal conductive ceramic contact (5) is bonded in the crimping on point of connecting terminal (6) and high-tension cable (1)；
When thermometric, light source sends short-pulse laser to thermal conductive ceramic contact (5), thermal conductive ceramic contact (5) by temperature-measuring optical fiber (2)
Interior photosensitive coating (8) reflected laser pulse, this reflected laser pulse contain temperature information, and wavelength has changed, from
Middle extraction accurate temperature information, reflection laser are sent to the data processor of monitoring center through photoelectric converter (9), make monitoring center
The connecting terminal of temperature anomaly can be found in time.
2. a kind of high-tension cable connect-disconnect plug with temp sensing function according to claim 1, characterized in that the temperature measuring optical
Optic fibre hole in fine (2) and stress cone (3) is interference fitted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610742291.0A CN106168511B (en) | 2016-08-27 | 2016-08-27 | A kind of high-tension cable connect-disconnect plug with temp sensing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610742291.0A CN106168511B (en) | 2016-08-27 | 2016-08-27 | A kind of high-tension cable connect-disconnect plug with temp sensing function |
Publications (2)
| Publication Number | Publication Date |
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| CN106168511A CN106168511A (en) | 2016-11-30 |
| CN106168511B true CN106168511B (en) | 2019-05-24 |
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| CN201610742291.0A Active CN106168511B (en) | 2016-08-27 | 2016-08-27 | A kind of high-tension cable connect-disconnect plug with temp sensing function |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106981779B (en) * | 2017-04-14 | 2024-02-27 | 苏州鼎鑫冷热缩材料有限公司 | Durable cable plug |
| CN107887725B (en) * | 2017-07-03 | 2022-08-30 | 深圳市沃尔新能源电气科技股份有限公司 | Connector plug terminal and charging gun connector |
| DE102017131128A1 (en) | 2017-12-22 | 2019-06-27 | Innogy Se | Electric plug |
| CA3069475C (en) | 2018-12-20 | 2023-02-28 | Abb Schweiz Ag | Power cable connector, electrical system and method for assembling power cable connector |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2764666B2 (en) * | 1992-02-21 | 1998-06-11 | 株式会社フジクラ | Optical fiber composite cable connection |
| CN100526821C (en) * | 2006-10-20 | 2009-08-12 | 中山大学 | Thin film type optical fiber temperature sensor and its temperature sensing method |
| CN100495845C (en) * | 2007-03-15 | 2009-06-03 | 武汉华瑞电力科技股份有限公司 | Intelligent monitoring ultrahigh voltage cable fittings |
| CN101414034B (en) * | 2008-11-13 | 2012-08-08 | 北京兴迪仪器有限责任公司 | Built-in temperature measuring optical cable |
| CN103759853A (en) * | 2011-12-30 | 2014-04-30 | 上海华魏光纤传感技术有限公司 | Probe device of semiconductor optical fiber temperature sensor |
| CN203551144U (en) * | 2013-11-04 | 2014-04-16 | 国家电网公司 | Probe of fiber grating temperature sensor |
| CN203760780U (en) * | 2014-02-26 | 2014-08-06 | 广东阿尔派新材料股份有限公司 | Intelligent cable plug |
| CN204088784U (en) * | 2014-09-19 | 2015-01-07 | 福建中能电气股份有限公司 | A kind of embedded electric cable accessories with temperature and electric current on-line monitoring function |
| CN205175574U (en) * | 2015-12-09 | 2016-04-20 | 上海电缆研究所 | Cable intermediate head conductor temperature measures structure |
| CN105628254A (en) * | 2016-03-18 | 2016-06-01 | 长园电力技术有限公司 | Cable plug head |
| CN206056817U (en) * | 2016-08-27 | 2017-03-29 | 保定合力达电缆附件有限公司 | A kind of connect-disconnect plug with temperature-monitoring function |
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