CN108631245A - A kind of power transmission line intelligent thermometric strain clamp - Google Patents
A kind of power transmission line intelligent thermometric strain clamp Download PDFInfo
- Publication number
- CN108631245A CN108631245A CN201710155358.5A CN201710155358A CN108631245A CN 108631245 A CN108631245 A CN 108631245A CN 201710155358 A CN201710155358 A CN 201710155358A CN 108631245 A CN108631245 A CN 108631245A
- Authority
- CN
- China
- Prior art keywords
- strain clamp
- connector sleeve
- wedge
- transmission line
- power transmission
- 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.)
- Pending
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
- G01K7/22—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor
-
- 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
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/02—Devices for adjusting or maintaining mechanical tension, e.g. take-up device
-
- 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
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/05—Suspension arrangements or devices for electric cables or lines
- H02G7/053—Suspension clamps and clips for electric overhead lines not suspended to a supporting wire
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Nonlinear Science (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
A kind of power transmission line intelligent thermometric strain clamp, including templin chuck from inside to outside, wedge-shaped holder, internal lining pipe, connection ring, wireless temperature measurement unit, connector sleeve, solar powered unit.Wireless temperature measurement unit includes sequentially connected PT100 temperature sensors, Signal-regulated kinase, microprocessor, zigbee communication modules, PT100 temperature sensors are located at liner inside pipe wall, other modules are located between wedge-shaped holder and strain clamp connector sleeve, and zigbee module antennas are located at strain clamp connector sleeve outer surface.Solar powered unit includes flexible solar panel and arc polymer battery two parts, and solar panel is wrapped in strain clamp coupling sleeve outer surface, and for charging to arc polymer battery, arc polymer battery is powered to wireless temperature measurement unit.Intelligent grid strain clamp solves the problems such as original conducting wire temperature measuring unit precision is low, installation is inconvenient.
Description
Technical field
The present invention relates to smart power grid power transmission line intelligent monitoring fields, and in particular to a kind of power transmission line intelligent thermometric is resistance to
Bracing cable is pressed from both sides.
Background technology
In recent years, as the industrialized continuous development in China, people's electricity consumption rise year by year, network load is caused to increase therewith
It is long, and there is the phenomenon that severe power shortage therewith in many provinces and cities, seriously affect industrial development and people's lives demand.Currently, grid company
Mainly increase electrical energy transportation ability by two kinds of means, is on the one hand to set up new line, improves voltage class and conveying capacity；Separately
On the one hand it is to improve dynamic compatibilization technology, improves the conveying capacity of original conducting wire.
Dynamic compatibilization technology is the real time temperature of the real-time load and conducting wire according to conducting wire, and dynamic adjusts conducting wire conveying capacity
Method, the measurement of conductor temperature is the important prerequisite of dynamic compatibilization technology.As the process that China builds intelligent grid is continuous
Accelerate, occurs a variety of wire temperature sensors on the market, and be used widely in electric system.However, due to power transmission line
There are some problems in the particular surroundings and structure on road, existing sensor, for example, sensor mounting location formed stress concentration from
And leading to strands abrasion, low, jitter of measurement accuracy etc. caused by by such environmental effects, these problems are often to dynamic
The application of capacity increasing technique causes difficulty.
Invention content
The object of the present invention is to provide a kind of power transmission line intelligent thermometric strain clamp, grip of clamp is secured, intensity is high, peace
Dress is convenient, and the function of integral wire thermometric, eliminates the problems such as original conducting wire temperature measuring unit precision is low, installation is inconvenient.
A kind of power transmission line intelligent thermometric strain clamp, used technical solution are：Templin chuck, wedge from inside to outside
Strain clamp that clevis seat, internal lining pipe, connection ring and linking sleeve are constituted and by wireless temperature measurement unit and solar powered unit structure
At intelligent temperature measurement system two parts collectively form.
It is characterized in that：
The wireless temperature measurement unit include sequentially connected P100 temperature sensors, Signal-regulated kinase, microprocessor,
Zigbee communication modules, wherein PT100 temperature sensors are in the liner tube wall, it is ensured that when this wire clamp uses the sensor with
Conducting wire strand is in contact condition, remaining module is placed between wedge-shaped holder and connector sleeve, and zigbee communication module antennas are located at
Strain clamp connector sleeve outer surface；
The PT100 temperature sensors are ultrathin flexible, and length 45-50mm, thickness 0.7mm, sensor is by SMD
NTC thermistor, organic matter substrate and lead composition；
The solar powered unit includes flexible solar panel and arc polymer battery two parts, and flexibility is too
Positive energy solar panel, which is wrapped up in, is placed in strain clamp linking sleeve outer surface, and in flexible solar panel and strain clamp linking sleeve appearance
Insulating layer is set between face, and flexible solar panel charges to arc polymer battery；
The arc polymer battery package temperature insulating material is placed in strain clamp linking sleeve, outside wedge-shaped holder
Surface powers to wireless temperature measurement unit；
The strain clamp includes templin chuck, wedge-shaped holder, internal lining pipe, connection ring and connector sleeve from inside to outside；
The internal lining pipe circumferential surface annular knurl, inner cavity setting and the strand of aluminum stranded conductor screw the internal thread that direction matches, internal lining pipe front end
Taper pressure contact portion is arranged in portion, and pressure contact portion is arranged in the connector sleeve front end, and internal lining pipe, wedge-shaped holder, templin chuck are from front to back
It is sequentially placed into connector sleeve, connection ring screws in from connector sleeve rear end and crimps templin chuck rear end.
The invention has the advantages that the function of the strain clamp integral wire on-line temperature monitoring, uses ultrathin flexible
The more traditional temperature sensor of temperature sensor is small, low cost, and organic matter substrate is labile organic compound, to environment without
Pollution, response are faster than conventional temperature sensor, and precision is up to 0.4 DEG C, accurate measure traverse line temperature.Sensor integration is existed
Inside strain clamp, can accurately measure traverse line real time temperature, substantially reduce the influence that external environment measures conductor temperature；
Using the method for supplying power to of flexible solar panel+arc polymer battery, traditional solar energy plate body that mutual inductance takes electricity is avoided
Corona discharge caused by product is big, installation is inconvenient disadvantage and irregular structure, while arc polymer battery is wrapped in thermal insulation
In material, solves the problems, such as that such battery powered performance is influenced by environment temperature, ensure that and continue to wireless temperature measurement unit
Power supply；The internal lining pipe of the strain clamp is not only increased wire clamp and is held to conducting wire using the design of circumferential surface annular knurl and disposed thread
Power also increases the grip of connector sleeve and internal lining pipe simultaneously, keeps this wire clamp more solid and reliable.
Description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is wireless temperature measurement cellular construction schematic diagram of the present invention；
Fig. 3 is intelligent temperature measurement exploded view of the present invention.
In figure, 1. templin chucks, 2. wedge-shaped holders, 3. internal lining pipes, 4. connection rings, 5. wireless temperature measurement units, 501.PT100
Temperature sensor, 6. connector sleeves, 701. flexible solar panels, 702. arc polymer batteries.
Specific implementation mode
Below in conjunction with the accompanying drawings and specific implementation mode is described further the technical characteristic of the present invention.
Referring to Fig. 1, the present invention includes templin chuck 1 from inside to outside, wedge-shaped holder 2, internal lining pipe 3, connection ring 4, wireless
Temperature measuring unit 5, connector sleeve 6, solar powered unit 7.
3 circumferential surface annular knurl of internal lining pipe designs, and inner cavity setting screws the internal thread that direction matches, liner with conducting wire strand 8
The front end of pipe 3 is arranged taper pressure contact portion, and 6 front end of connector sleeve is arranged pressure contact portion, internal lining pipe 3, wedge-shaped holder 2, templin chuck 1 by
Front to back is sequentially placed into connector sleeve 6；PT100 temperature sensors 501 are preset in 3 inner wall of internal lining pipe and connect wireless temperature measurement unit
5, wireless temperature measurement unit 5 is connect with arc polymer battery 702, and 702 input terminal of arc polymer battery passes through connector sleeve 6 preset
Hole is spare, and aluminum stranded conductor 8 is then penetrated internal lining pipe 3 and is pressed in internal lining pipe 3, and the carbon fiber plug 801 of aluminum stranded conductor 8 passes through wedge
Clevis seat 2 through 1 sandwiched fixation of templin chuck, and make wireless temperature measurement unit 5 be placed between wedge-shaped holder 2 and connecting tube 6 reserve
At interlayer, arc polymer battery 702 is placed in 6 rear portion of connector sleeve, and internal lining pipe 3 is placed in connector sleeve 6 to crimp with connecting tube 6 and be installed with
Back clevis 4 screws in from 6 rear end of connector sleeve and crimps 1 rear end of templin chuck, is that carbon fiber plug 801 is clamped more in templin chuck 1
Step up admittedly, flexible solar battery plate 701 is connected to the input terminal that arc polymer battery 702 is preset in outside connector sleeve 6, and solid
It sets in 6 outer surface of connector sleeve.
Referring to 2, wireless temperature measurement unit 5 include sequentially connected PT100 temperature sensors 501, signal conditioning circuit 502,
Microprocessor 503, zigbee communication modules 504.PT100 temperature sensors 501 are attached to liner inside pipe wall, and are directly connect with conducting wire
It touches, for conductor temperature variation to be converted to resistance of sensor variation；Signal conditioning circuit 502 is by PT100 temperature sensors 501
Change in resistance be converted into voltage change, while having the function of the low-pass filtering of upper cut-off frequency 5Hz, avoid power frequency component and
Other interference signals impact temperature measurement；Microprocessor 503 uses MSP430 series low-power scms, is realizing temperature
Meets the needs of measuring unit low-power consumption while degree acquisition；Zigbee communication modules 504 are avoided for sending out temperature signal
High and low pressure side electrical isolation problem caused by wire transmission.In addition, 504 transmission data of zigbee communication modules is assisted using MODBUS
View, can flexibly communicate with intelligent monitoring device for power transmission line.
Solar powered unit 7 includes flexible solar panel 701 and arc polymer battery 702, flexible solar
Solar panel 701 charges when there is sunshine for arc polymer battery 702, and arc polymer battery 702 is directly to wireless temperature measurement list
Member power supply.
Referring to 3, after power transmission line intelligent thermometric strain clamp is by 504 output temperature data of zigbee communication units, one
Aspect can summarize data by the mating intelligent monitoring device mounted on shaft tower, and monitoring center is sent signal to by GPRS, make
The basic data implemented for dynamic compatibilization technology；On the other hand can data be received by the handheld device for meeting MODBUS agreements,
It is referred to for patrol officer.
Claims (5)
1. a kind of power transmission line intelligent thermometric strain clamp, mainly by：Templin chuck (1), wedge-shaped holder (2), internal lining pipe (3),
The strain clamp and be made of wireless temperature measurement unit (5) and solar powered unit (7) that connection ring (4) and linking sleeve (6) are constituted
Intelligent temperature measurement system two parts collectively form；It is characterized in that：The wireless temperature measurement unit (5) includes sequentially connected
PT100 temperature sensors (501), Signal-regulated kinase (502), microprocessor (503), zigbee communication modules (504), wherein
PT100 temperature sensors (501) are in internal lining pipe (3) wall, it is ensured that when this wire clamp uses the sensor at conducting wire strand
In contact condition, remaining module is placed between wedge-shaped holder (2) and connector sleeve (6), and zigbee communication modules (504) antenna is placed in
Connector sleeve (6) outer surface.
2. a kind of power transmission line intelligent thermometric strain clamp according to claim 1, it is characterised in that：The PT100
Temperature sensor (501) be ultrathin flexible, length 45-50mm, thickness 0.7mm, sensor by SMD NTC thermistors,
Organic matter substrate and lead composition.
3. a kind of power transmission line intelligent thermometric strain clamp according to claim 1, it is characterised in that：The solar energy
Power supply unit (7) includes flexible solar panel (701) and arc polymer battery (702) two parts, flexible solar electricity
Pond plate (701), which is wrapped up in, is placed in linking sleeve (6) outer surface, and between flexible solar panel (701) and linking sleeve (6) outer surface
Insulating layer is set, and flexible solar panel (701) charges to arc polymer battery (702).
4. a kind of power transmission line intelligent thermometric strain clamp according to claim 3, it is characterised in that：The arc is poly-
It is interior to close linking sleeve (6) after object battery (702) wraps up temperature insulating material, in wedge-shaped holder (2) outer surface, to wireless temperature measurement unit
(5) it powers.
5. a kind of power transmission line intelligent thermometric strain clamp according to claim 1, it is characterised in that：The resistance to bracing cable
Folder includes templin chuck (1), wedge-shaped holder (2), internal lining pipe (3), connection ring (4) and connector sleeve (5) from inside to outside；Described
Internal lining pipe (3) circumferential surface annular knurl, inner cavity setting and the strand of aluminum stranded conductor (8) screw the internal thread that direction matches, before internal lining pipe (3)
Pressure contact portion, internal lining pipe (3), wedge-shaped holder (2), wedge grip is arranged in end set taper pressure contact portion, the connector sleeve (6) front end
Head (1) is sequentially placed into from front to back in connector sleeve (6), and connection ring (4) screws in from connector sleeve (6) rear end and crimps templin chuck
(1) rear end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710155358.5A CN108631245A (en) | 2017-03-16 | 2017-03-16 | A kind of power transmission line intelligent thermometric strain clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710155358.5A CN108631245A (en) | 2017-03-16 | 2017-03-16 | A kind of power transmission line intelligent thermometric strain clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108631245A true CN108631245A (en) | 2018-10-09 |
Family
ID=63687391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710155358.5A Pending CN108631245A (en) | 2017-03-16 | 2017-03-16 | A kind of power transmission line intelligent thermometric strain clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108631245A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110579291A (en) * | 2019-09-11 | 2019-12-17 | 武汉里得电力科技股份有限公司 | Temperature measurement intelligence ring |
| CN110646107A (en) * | 2019-09-20 | 2020-01-03 | 国网山东省电力公司莱芜供电公司 | Real-time temperature monitoring system for drainage plate of strain clamp of power transmission line |
| CN113315067A (en) * | 2021-06-01 | 2021-08-27 | 广州鑫源恒业电力线路器材股份有限公司 | Suspension type drainage fastener for distribution lines |
| CN113410797A (en) * | 2021-06-24 | 2021-09-17 | 国网天津市电力公司电力科学研究院 | Strain clamp crimping monitoring method |
-
2017
- 2017-03-16 CN CN201710155358.5A patent/CN108631245A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110579291A (en) * | 2019-09-11 | 2019-12-17 | 武汉里得电力科技股份有限公司 | Temperature measurement intelligence ring |
| CN110646107A (en) * | 2019-09-20 | 2020-01-03 | 国网山东省电力公司莱芜供电公司 | Real-time temperature monitoring system for drainage plate of strain clamp of power transmission line |
| CN113315067A (en) * | 2021-06-01 | 2021-08-27 | 广州鑫源恒业电力线路器材股份有限公司 | Suspension type drainage fastener for distribution lines |
| CN113315067B (en) * | 2021-06-01 | 2021-12-14 | 广州鑫源恒业电力线路器材股份有限公司 | Suspension type drainage fastener for distribution lines |
| CN113410797A (en) * | 2021-06-24 | 2021-09-17 | 国网天津市电力公司电力科学研究院 | Strain clamp crimping monitoring method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181009 |