CN107834496A - A kind of cable intermediate joint structure of built-in temperature humidity measuring instrument - Google Patents
A kind of cable intermediate joint structure of built-in temperature humidity measuring instrument Download PDFInfo
- Publication number
- CN107834496A CN107834496A CN201711137251.4A CN201711137251A CN107834496A CN 107834496 A CN107834496 A CN 107834496A CN 201711137251 A CN201711137251 A CN 201711137251A CN 107834496 A CN107834496 A CN 107834496A
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- Prior art keywords
- cable
- humidity
- temperature
- joint
- intermediate joint
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- Pending
Links
- 238000000034 method Methods 0.000 claims abstract description 41
- 238000009413 insulation Methods 0.000 claims abstract description 20
- 239000004020 conductor Substances 0.000 claims abstract description 15
- 239000007787 solid Substances 0.000 claims description 32
- 238000002788 crimping Methods 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 9
- 239000000565 sealant Substances 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 3
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 230000002159 abnormal effect Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000007704 transition Effects 0.000 description 8
- 238000005259 measurement Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
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
- H02G15/00—Cable fittings
- H02G15/08—Cable junctions
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Cable Accessories (AREA)
Abstract
The invention discloses a kind of cable intermediate joint structure of built-in temperature humidity measuring instrument, and mainly including cable intermediate joint, for the connection between cable, wherein cable mainly includes cable conductor, cable core insulation and cable jacket；The joint of joint inner cable is provided with temperature measuring equipment between in the cable, for measuring joint temperature；Humidity measuring instrument is arranged on the outside of cable core insulation, for measuring humidity in cable intermediate joint cavity；The data that temperature measuring equipment and humidity measuring instrument measure are transferred to external temp humidity reception device.Beneficial effects of the present invention are：Temperature, humidity real time on-line monitoring are realized, finds cable abnormal operating condition in time；Cable intermediate joint making material, construction technology and method are without changing；Cable intermediate joint airtight performance, insulating properties do not change；Life cycle is consistent with cable body, non-maintaining during operation.
Description
Technical field
The present invention relates to cable and the technical field of transition joint, mainly a kind of electricity of built-in temperature humidity measuring instrument
Cable transition joint structure, cable intermediate joint internal temperature, humidity real time on-line monitoring applied to sealing state.
Background technology
Cable intermediate joint is installed front opening insulating barrier, after connecting conductor, insulated using manually installed mode
Sealing.The life cycle of cable intermediate joint requires, in actual motion rate of breakdown, life cycle identical with cable body
Depending on manufacture craft, making material, running environment etc..Most cable intermediate joint structures, cable are applied in power network at present
The main reason for transition joint failure one is that humidity is too high in seal cavity, second, conductor connection conductor joint heating, is ultimately resulted in
Cable major insulation is damaged, and cable intermediate joint blast, is a progressive process, because cable intermediate joint is closed structure,
In the case of not destroying cable intermediate joint structure, existing measuring apparatus and means can not direct measurement joint temperature and
Humidity, it is impossible to monitor on-line, so can not in advance and pre-control cable intermediate joint abnormal operating condition.
The content of the invention
It is an object of the invention to overcome the shortcomings of the prior art, and provide a kind of built-in temperature humidity measuring instrument
Cable intermediate joint structure, in the cable between joint design built-in temperature, humidity measuring instrument, to cable intermediate joint structure
Temperature, the humidity of inside are monitored on-line, grasp cable intermediate joint real time execution situation.
The purpose of the present invention is completed by following technical solution.The cable of this built-in temperature humidity measuring instrument
Transition joint structure, mainly including cable intermediate joint, for the connection between cable, wherein cable is mainly led including cable
Body, cable core insulation and cable jacket；The joint of joint inner cable is provided with temperature measuring equipment between in the cable, is used for
Measure joint temperature；Humidity measuring instrument is arranged on the outside of cable core insulation, wet in cable intermediate joint cavity for measuring
Degree；The data that temperature measuring equipment and humidity measuring instrument measure are transferred to external temp humidity reception device.
Described cable is three-core cable, and a temperature measuring equipment, moisture measurement are installed in each joint of three-core cable
Device is arranged on outside any one core cable core insulation.
Described temperature measuring equipment mainly includes self-induction power taking unit A, temperature sensor and acquisition process plate A,
Solid conductive portion point is provided between two cable conductors, solid conductive portion divides the junction with cable conductor close to solid conduction
Partial part forms cable can not crimping portion, the part formation cable crimping portion away from solid conductive portion point；It is solid to lead
Self-induction power taking unit A is set with electric part, acquisition process plate A is sleeved on self-induction power taking unit A, in solid conductive portion
Divide between acquisition process plate A and be close to be provided with temperature sensor on the excircle of solid conductive portion point；Self-induction power taking list
First A divides power taking from solid conductive portion and used with supplying temperature sensor with acquisition process plate A.
Described self-induction power taking unit A, acquisition process plate A and temperature sensor is fabricated to circle using sealant pouring and sealing method
Ring-shaped, internal radius is consistent with solid conductive portion point, and external diameter is consistent with cable crimping portion.
Described temperature humidity reception device mainly includes self-induction power taking unit B, humidity sensor and acquisition process plate
B, self-induction power taking unit B, humidity sensor and acquisition process plate B are fabricated to toroidal, annulus using sealant pouring and sealing method
Internal diameter is consistent with cable core outer insulation diameter；Humidity sensor is arranged in the cavity of cable intermediate joint, is gathered in cable indirectly
Humidity in head cavity body；The power taking of self-induction power taking unit B is supplied humidity sensor and used with acquisition process plate B.
Beneficial effects of the present invention are：Temperature, humidity real time on-line monitoring are realized, finds cable misoperation feelings in time
Condition；Cable intermediate joint making material, construction technology and method are without changing；Cable intermediate joint airtight performance, insulating properties
Do not change；Life cycle is consistent with cable body, non-maintaining during operation.
Brief description of the drawings
Fig. 1 is the single-core cable transition joint structural representation of the present invention.
Fig. 2 is the three-core cable transition joint structural representation of the present invention.
Fig. 3 is the temperature measuring equipment structural representation of the present invention.
Fig. 4 is the humidity measuring instrument structural representation of the present invention.
Description of reference numerals：Temperature measuring equipment 1, humidity measuring instrument 2, cable conductor 3, cable intermediate joint 4, cable
Core insulation 5, cable jacket 6, external temp humidity reception device 7；Cable crimping portion 10, solid conductive portion point 11, self-induction
Power taking unit A-12 is answered, temperature sensor 13, acquisition process plate A-14, cable can not crimping portion 15；Self-induction power taking unit
B-21, humidity sensor 22, acquisition process plate B-23.
Embodiment
Detailed introduction is done to the present invention below in conjunction with accompanying drawing：
Cable intermediate joint life cycle is identical with cable body, can not change structure under normal operating conditions, therefore
Built-in temperature humidity measurement apparatus needs non-maintaining in whole life cycle, and does not change cable intermediate joint and possesses in itself
Insulating properties and sealing property.
The cable intermediate joint structure of this built-in temperature humidity measuring instrument of the present invention, mainly include in cable
Between joint 4, for the connection between cable, wherein cable mainly includes cable conductor 3, cable core insulation 5 and cable jacket
6；The joint of the inner cable of joint 4 is provided with temperature measuring equipment 1 between in the cable, for measuring joint temperature；Humidity is surveyed
Measure device 2 and be arranged on the outside of cable core insulation 5, for measuring humidity in the cavity of cable intermediate joint 4；The He of temperature measuring equipment 1
The data that humidity measuring instrument 2 measures are transferred to external temp humidity reception device 7.
Embodiment 1：It is mounted with three-core cable transition joint structure such as Fig. 1 after temperature measuring equipment, humidity measuring instrument
It is shown：A temperature measuring equipment is installed in single-core cable joint, measures joint temperature, and humidity measuring instrument is arranged on cable
Outside core insulation, humidity in cable intermediate joint cavity is measured.
Embodiment 2：It is mounted with three-core cable transition joint structure such as Fig. 2 after temperature measuring equipment, humidity measuring instrument
It is shown：Described cable is three-core cable, and a temperature measuring equipment 1 is installed in each joint of three-core cable, and measurement respectively connects
Temperature at head, humidity measuring instrument are arranged on outside any one core cable core insulation 5, measure humidity in cable intermediate joint cavity.
As shown in figure 3, described temperature measuring equipment 1 mainly includes self-induction power taking unit A12, the and of temperature sensor 13
Acquisition process plate A14, is provided with solid conductive portion point 11 between two cable conductors 3, and solid conductive portion point 11 is led with cable
The junction of body 3 forms cable close to the part of solid conductive portion point 11 can not crimping portion 15, remote solid conductive portion point 11
Part form cable crimping portion 10；Self-induction power taking unit A12, acquisition process plate are set with solid conductive portion point 11
A14 is sleeved on self-induction power taking unit A12, is divided in solid conductive portion between 11 and acquisition process plate A14 and is close to solid lead
Temperature sensor 13 is provided with the excircle of electric part 11；Self-induction power taking unit A12 from solid conductive portion point 11 power takings with
Supply temperature sensor 13 and acquisition process plate A14 is used.Described self-induction power taking unit A12, acquisition process plate A14 and temperature
Degree sensor 13 is fabricated to toroidal using sealant pouring and sealing method, and internal radius is consistent with solid conductive portion point 11, external diameter with
Cable crimping portion 10 is consistent.
Cable crimping portion：Both sides cable is attached by crimping mode；
Solid conductive portion point：Electric energy transmission is carried out, while sensor installation and power taking position are provided；
Self-induction power taking unit A：From current-carrying part power taking so that inductive sensing device and acquisition process plate A use；
Temperature sensor：Collect the temperature of wire interconnecting piece position；
Acquisition process plate A：Temperature sensor is collected into data to be handled, send；
The temperature measuring equipment shape that the present invention designs is consistent with common cable conductor connecting tube, cylindrical；It is solid to lead
Electric its sectional area of part is consistent with the sectional area of wire that both sides connect, and does not reduce the rated current-carrying capacity of cable in itself, cable crimping
Both sides are divided in part positioned at solid conductive portion, consistent with common cable conductor connecting pipe specification, and both sides are connected by crimping mode
Cable conductor.Temperature sensor is close to solid conductive portion point, and self-induction power taking unit A passes through induced electricity power taking, week life-cycle
Battery need not be changed in phase；Temperature sensor is collected into data and is handled and outwards launch wireless communication by acquisition process plate A
Number.Construction technology and method need not be changed in cable intermediate joint manufacturing process, temperature sensor directly reads conductor connection position
Temperature is put, does not change intermediate cable head insulating properties.
As shown in figure 4, described temperature humidity reception device 7 mainly includes self-induction power taking unit B 21, humidity sensor
22 and acquisition process plate B23, self-induction power taking unit B 21, humidity sensor 22 and acquisition process plate B23 use sealant pouring and sealing side
Legal system is made toroidal, and internal radius is consistent with the external diameter of cable core insulation 5；Humidity sensor 22 is arranged on cable intermediate joint
In 4 cavity, humidity in cable intermediate joint cavity is gathered；The power taking of self-induction power taking unit B 21 supply humidity sensor 22 with
Acquisition process plate B23 is used.
Self-induction power taking unit B：From current-carrying part power taking so that inductive sensing device and acquisition process plate B use；
Humidity sensor：Gather humidity in cable intermediate joint cavity；
Acquisition process plate B：Humidity sensor is collected into data to be handled, send；
Humidity measuring instrument is enclosed on the outside of cable core insulation, and humidity sensor is in cable intermediate joint cavity, cable
The outer humidity of core insulation, breaks down when cable intermediate joint seals, and occurs to find in time during the moist phenomenon of infiltration, prevents from leading
Insulation damages.Self-induction power taking unit B need not change battery by induced electricity power taking in life cycle management；Acquisition process plate B will
Humidity sensor is collected into data and is handled and outwards launch wireless signal；It need not change in cable intermediate joint manufacturing process
Become construction technology and method, do not change intermediate cable head insulating properties.
It is understood that it will be understood by those skilled in the art that technical scheme and inventive concept are subject to
The protection domain of appended claims of the invention should all be belonged to replacement or change.
Claims (5)
- A kind of 1. cable intermediate joint structure of built-in temperature humidity measuring instrument, it is characterised in that：Mainly include among cable Joint (4), for the connection between cable, wherein cable mainly includes outside cable conductor (3), cable core insulation (5) and cable Sheath (6)；The joint of joint (4) inner cable is provided with temperature measuring equipment (1) between in the cable, for measuring joint temperature Degree；Humidity measuring instrument (2) is arranged on the outside of cable core insulation (5), for measuring humidity in cable intermediate joint (4) cavity； The data that temperature measuring equipment (1) and humidity measuring instrument (2) measure are transferred to external temp humidity reception device (7).
- 2. the cable intermediate joint structure of built-in temperature humidity measuring instrument according to claim 1, it is characterised in that：Institute The cable stated is three-core cable, and a temperature measuring equipment (1), humidity measuring instrument installation are installed in each joint of three-core cable In any one core cable core insulation (5) outside.
- 3. the cable intermediate joint structure of built-in temperature humidity measuring instrument according to claim 1 or 2, its feature exist In：Described temperature measuring equipment (1) mainly includes self-induction power taking unit A (12), temperature sensor (13) and acquisition process Plate A (14), is provided with solid conductive portion point (11) between two cable conductors (3), and solid conductive portion point (11) is led with cable The junction of body (3) forms cable close to the part of solid conductive portion point (11) can not crimping portion (15), remote solid conduction Partly the part of (11) forms cable crimping portion (10)；Self-induction power taking unit A is set with solid conductive portion point (11) (12), acquisition process plate A (14) is sleeved on self-induction power taking unit A (12), in solid conductive portion point (11) and acquisition process Between plate A (14) and it is close to be provided with temperature sensor (13) on the excircle of solid conductive portion point (11)；Self-induction power taking list First A (12) is used from solid conductive portion point (11) power taking with supplying temperature sensor (13) with acquisition process plate A (14).
- 4. the cable intermediate joint structure of built-in temperature humidity measuring instrument according to claim 3, it is characterised in that：Institute Self-induction power taking unit A (12), acquisition process plate A (14) and the temperature sensor (13) stated are fabricated to using sealant pouring and sealing method Toroidal, with solid conductive portion point (11) unanimously, external diameter is consistent with cable crimping portion (10) for internal radius.
- 5. the cable intermediate joint structure of built-in temperature humidity measuring instrument according to claim 1 or 2, its feature exist In：Described temperature humidity reception device (7) mainly includes self-induction power taking unit B (21), humidity sensor (22) and collection Process plate B (23), self-induction power taking unit B (21), humidity sensor (22) and acquisition process plate B (23) use sealant pouring and sealing side Legal system is made toroidal, and internal radius is consistent with cable core insulation (5) external diameter；Humidity sensor (22) is arranged among cable In the cavity of joint (4), humidity in cable intermediate joint cavity is gathered；Self-induction power taking unit B (21) power taking supply humidity passes Sensor (22) uses with acquisition process plate B (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711137251.4A CN107834496A (en) | 2017-11-16 | 2017-11-16 | A kind of cable intermediate joint structure of built-in temperature humidity measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711137251.4A CN107834496A (en) | 2017-11-16 | 2017-11-16 | A kind of cable intermediate joint structure of built-in temperature humidity measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107834496A true CN107834496A (en) | 2018-03-23 |
Family
ID=61651868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711137251.4A Pending CN107834496A (en) | 2017-11-16 | 2017-11-16 | A kind of cable intermediate joint structure of built-in temperature humidity measuring instrument |
Country Status (1)
| Country | Link |
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| CN (1) | CN107834496A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108931266A (en) * | 2018-04-26 | 2018-12-04 | 安徽科杰粮保仓储设备有限公司 | A kind of granary temperature water content detection integrated cable |
| CN109030982A (en) * | 2018-06-10 | 2018-12-18 | 北京盟力星科技有限公司 | A kind of client cables connector automatic monitoring system |
| CN109038470A (en) * | 2018-09-29 | 2018-12-18 | 广东电网有限责任公司 | A kind of cable mid head protective device |
| CN109406347A (en) * | 2018-11-30 | 2019-03-01 | 国网江苏省电力有限公司无锡供电分公司 | A kind of three cores system packet cable connector layering water-resisting ability certification test method |
| CN111141419A (en) * | 2019-12-30 | 2020-05-12 | 国家电网有限公司 | Cable temperature data processing method and device |
| CN111157819A (en) * | 2019-12-31 | 2020-05-15 | 国网北京市电力公司 | Detection system and detection method for water resistance of joint |
| CN113030778A (en) * | 2021-01-18 | 2021-06-25 | 华北电力大学（保定） | Intelligent monitoring method and system device for electric leakage of branch joint of underground low-voltage cable pipe network |
| CN113296032A (en) * | 2021-05-12 | 2021-08-24 | 广东新电电力科技有限公司 | Operation monitoring method and device for cable joint flexible explosion-proof device |
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| CN102175341A (en) * | 2010-11-11 | 2011-09-07 | 浙江图维电力科技有限公司 | Accurate temperature measurement technology and device thereof for cable connector based on radio frequency technology |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108931266A (en) * | 2018-04-26 | 2018-12-04 | 安徽科杰粮保仓储设备有限公司 | A kind of granary temperature water content detection integrated cable |
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| CN109030982A (en) * | 2018-06-10 | 2018-12-18 | 北京盟力星科技有限公司 | A kind of client cables connector automatic monitoring system |
| CN109038470A (en) * | 2018-09-29 | 2018-12-18 | 广东电网有限责任公司 | A kind of cable mid head protective device |
| CN109406347A (en) * | 2018-11-30 | 2019-03-01 | 国网江苏省电力有限公司无锡供电分公司 | A kind of three cores system packet cable connector layering water-resisting ability certification test method |
| CN111141419A (en) * | 2019-12-30 | 2020-05-12 | 国家电网有限公司 | Cable temperature data processing method and device |
| CN111157819A (en) * | 2019-12-31 | 2020-05-15 | 国网北京市电力公司 | Detection system and detection method for water resistance of joint |
| CN113030778A (en) * | 2021-01-18 | 2021-06-25 | 华北电力大学（保定） | Intelligent monitoring method and system device for electric leakage of branch joint of underground low-voltage cable pipe network |
| CN113296032A (en) * | 2021-05-12 | 2021-08-24 | 广东新电电力科技有限公司 | Operation monitoring method and device for cable joint flexible explosion-proof device |
| CN113296032B (en) * | 2021-05-12 | 2023-05-02 | 广东新电电力科技有限公司 | Operation monitoring method and device for flexible explosion-proof device of cable joint |
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