CN110426010A - A kind of suspended insulated guide wire thickness of insulating layer detection device and method - Google Patents
A kind of suspended insulated guide wire thickness of insulating layer detection device and method Download PDFInfo
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- CN110426010A CN110426010A CN201910748443.1A CN201910748443A CN110426010A CN 110426010 A CN110426010 A CN 110426010A CN 201910748443 A CN201910748443 A CN 201910748443A CN 110426010 A CN110426010 A CN 110426010A
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- guide wire
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- insulating layer
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
- G01B21/08—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness for measuring thickness
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Abstract
This application discloses a kind of suspended insulated guide wire thickness of insulating layer detection device and methods, layer Thickness sensitivity is carried out using the suspended insulated guide wire thickness of insulating layer detection method of the application, without the detection print cut, therefore, it solves the problem of that insulating layer is more difficult to remove from wire inner core or still there is portions of insulating material to remain in conducting wire to influence the accuracy of measurement result.In addition, can measure the insulation thickness on multiple positions on suspended insulated guide wire to be measured when the suspended insulated guide wire thickness of insulating layer detection method using the application carries out layer Thickness sensitivity, so that measurement error is larger caused by solving the problems, such as because of coating unevenness.The suspended insulated guide wire thickness of insulating layer detection device and method of the application, structure is simple, cheap, and use process is easy, easy to operate, and accuracy rate is high, convenient for being widely used to promote.
Description
Technical field
This application involves aerial condutor detection technique fields more particularly to a kind of suspended insulated guide wire thickness of insulating layer to detect
Apparatus and method.
Background technique
With the rapid development of power distribution network, power supply area is by the shadow of the factors such as trees covering, heavy corrosion, typhoon
It rings, the reliability of power distribution network is made to face new difficulty.To reduce the threat that nature constitutes power distribution network, related personnel is to aerial
Bare conductor carries out coating operation and forms suspended insulated guide wire, i.e., insulating is carried out to overhead bare conductor using insulating materials, with solution
Certainly overhead bare conductor is in the process of running because of the problems such as short circuit caused by poor insulativity, power failure, personnel's electric shock, fire.
To ensure that physical property and the electrical resistance of suspended insulated guide wire meet requirement, it usually needs led to overhead insulating
The thickness of insulating layer of line is detected.Currently, common detection mode is: the detection print for first cutting suspended insulated guide wire (is cut
Take detection sample processes to refer to remove insulating layer from wire inner core, the insulating layer under removing is to detect sample), then,
Insulation thickness measurement is carried out to the detection print cut by microscope and projector.For this detection method, at present
There are corresponding insulation thickness detection devices.
In recent years, with the popularization of overhead bare conductor insulating, occur on the market the insulating materials of different ingredients and
The coating operation process of different process, causing coating effect between suspended insulated guide wire, there are larger differences, apply difference on effect
Be mainly shown as: 1) coating is uneven, i.e., the thickness of insulating layer on suspended insulated guide wire at different location is different；2) different insulation
Material is different from the glutinous viscosity of wire stylet.In the case, using using current insulation thickness detection device to carry out insulating layer
Thickness sensitivity then causes test result inaccurate, and causing reason includes: 1) to apply since current suspended insulated guide wire exists more
Uneven problem to be applied therefore to be detected using the detection print cut at random, detection data has biggish randomness,
The thickness of insulating layer of suspended insulated guide wire can not necessarily be represented；2) the glutinous viscosity of some insulating materials and wire stylet is larger, therefore,
When cutting detection print, insulating layer is more difficult to be removed from wire inner core, or still has portions of insulating material to remain in conducting wire
On, to influence the accuracy of subsequent measurement and measurement result.
It would therefore be highly desirable to a kind of detection device and method of the suspended insulated guide wire thickness of insulating layer with high accuracy.
Summary of the invention
This application provides a kind of suspended insulated guide wire thickness of insulating layer detection device and methods, existing aerial to solve
The lower problem of the testing result accuracy of insulated conductor thickness of insulating layer detection device.
In a first aspect, this application provides a kind of suspended insulated guide wire thickness of insulating layer detection device, including supporting element, institute
Supporting element is stated equipped at least two cable securing mechanisms and at least one insulation measurement mechanism, and the cable securing mechanism is equal
The even two sides for being distributed in the insulation measurement mechanism；
The cable securing mechanism includes cable fixed ring, and the cable fixed ring is equipped at least two fixing bolts,
The fixing bolt is used to for standard overhead bare conductor or suspended insulated guide wire to be measured being fixed on the ring of the cable fixed ring
It is interior, wherein standard overhead bare conductor is conducting wire when suspended insulated guide wire to be measured does not carry out insulating；
The insulation measurement mechanism includes measurement fixed ring, on the cable securing mechanism central axes of cable fixed ring with
The coaxial setting in central axes of fixed ring is measured in the insulation measurement mechanism；The measurement fixed ring is equipped at least two inductions
Probe, the inductive probe are used to obtain a reference value V0 of standard overhead bare conductor or the measured value of suspended insulated guide wire to be measured
Vi；
The suspended insulated guide wire thickness of insulating layer detection device further includes data processing terminal, the data processing terminal
Wirelessly or non-wirelessly connect with the inductive probe of the insulation measurement mechanism, the data processing terminal for receive a reference value V0 with
Measured value Vi, and data based on the received, calculate the thickness of insulating layer of suspended insulated guide wire to be measured.
Optionally, the supporting element includes supporting sleeve, and the supporting sleeve is equipped at least two cable securing mechanisms
It at least one insulation measurement mechanism, specifically includes, the supporting sleeve is fixedly connected with cable securing mechanism or passes through axis
Hold connection；The supporting sleeve is fixedly connected with insulation measurement mechanism or is connect by bearing；
The measurement of the supporting sleeve, the cable fixed ring of the cable securing mechanism and the insulation measurement mechanism is solid
Determine ring to have the same diameter.
Optionally, the supporting element includes support base.
Optionally, the quantity of the fixing bolt is 3, and 3 fixing bolts are evenly distributed in cable fixed ring；
The quantity of the inductive probe is 6, and 6 inductive probes are evenly distributed in measurement fixed ring.
Optionally, the data processing terminal includes data reception module, data memory module and data computation module,
Wherein, the data reception module is used to receive a reference value V0 and measured value Vi of the inductive probe measurement of insulation measurement mechanism；
The data computation module is used to calculate the thickness of insulating layer of suspended insulated guide wire to be measured according to a reference value V0 and measured value Vi；
The data memory module is used for storage reference value V0, measured value Vi and thickness of insulating layer.
Optionally, the suspended insulated guide wire thickness of insulating layer detection device further includes power module, described to be used for power supply
Other assemblies of the module into suspended insulated guide wire thickness of insulating layer detection device provide electric energy.
Second aspect, present invention also provides a kind of suspended insulated guide wire thickness of insulating layer detection methods, comprising:
Determine a reference value V0 of the standard overhead bare conductor in the measurement fixed ring of insulation measurement mechanism, and by determining base
Quasi- value V0 is sent to data processing terminal, wherein the standard overhead bare conductor is that suspended insulated guide wire to be measured does not insulate
Conducting wire when change；
Using the cable fixed ring and fixing bolt on cable securing mechanism, suspended insulated guide wire to be measured is fixed；
Using the measurement fixed ring and inductive probe in insulation measurement mechanism, the measured value of suspended insulated guide wire to be measured is measured
Vi, and determining measured value Vi is sent to data processing terminal；
A reference value V0 and measured value Vi is received, and a reference value V0 and measured value Vi based on the received, calculated to be measured aerial exhausted
The thickness of insulating layer of edge conducting wire.
Optionally it is determined that a reference value V0 of the standard overhead bare conductor in the measurement fixed ring of insulation measurement mechanism, specifically
Include:
Unscrew fixing bolt and inductive probe, take a segment standard overhead bare conductor, standard overhead bare conductor is penetrated all
In the ring of cable fixed ring and measurement fixed ring,
Fixing bolt is tightened, standard overhead bare conductor is fixed on by the survey by the clamping force between 3 fixing bolts
In the ring for measuring fixed ring；
Inductive probe is tightened, standard overhead bare conductor is fixed on by the survey by the clamping force between 6 inductive probes
In the ring for measuring fixed ring；
The position numerical value of 6 inductive probe induction standard overhead bare conductors this moment, the position numerical value of induction is standard frame
The a reference value V0 of empty bare conductor.
Optionally, the mistake of measured value Vi of the suspended insulated guide wire to be measured in the measurement fixed ring of insulation measurement mechanism is measured
Journey specifically includes:
Inductive probe is tightened, is fixed on suspended insulated guide wire to be measured by the clamping force between 6 inductive probes described
In the ring for measuring fixed ring；
6 inductive probes incude the position numerical value of suspended insulated guide wire to be measured this moment, and the position numerical value of induction is as to be measured
The measured value Vi of suspended insulated guide wire.
Optionally, the thickness of insulating layer for calculating suspended insulated guide wire to be measured, specifically includes, and calculates suspended insulated guide wire to be measured
Average value Vave, maximum value Vmax, minimum value Vmin and the insulation eccentricity degree δ of upper different location insulating layer.
This application provides a kind of suspended insulated guide wire thickness of insulating layer detection device and method, which includes that cable is solid
Determine mechanism and insulation measurement mechanism, wherein the insulation measurement mechanism includes measurement fixed ring, and the cable securing mechanism powers on
The setting coaxial with the central axes of fixed ring are measured in the insulation measurement mechanism of the central axes of cable fixed ring；The measurement fixed ring
At least two inductive probes are equipped with, the inductive probe is used to obtain a reference value V0 or frame to be measured of standard overhead bare conductor
The measured value Vi of empty insulated conductor；According to the measurement for a reference value V0 and suspended insulated guide wire to be measured for obtaining standard overhead bare conductor
Value Vi calculates the thickness of insulating layer of suspended insulated guide wire to be measured.
When carrying out layer Thickness sensitivity using the suspended insulated guide wire thickness of insulating layer detection method of the application, without what is cut
Print is detected, therefore, the more difficult removing from wire inner core of insulating layer is solved or still has portions of insulating material to remain in conducting wire
On, thus the problem of influencing the accuracy of measurement result.In addition, the suspended insulated guide wire thickness of insulating layer using the application detects
When method carries out layer Thickness sensitivity, the insulation thickness on multiple positions on suspended insulated guide wire to be measured can measure, to solve
Because coating it is uneven caused by the larger problem of measurement error.
The suspended insulated guide wire thickness of insulating layer detection device and method of the application, structure is simple, cheap, uses
Journey is easy, easy to operate, and accuracy rate is high, convenient for being widely used to promote.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the application, letter will be made to attached drawing needed in the embodiment below
Singly introduce, it should be apparent that, for those of ordinary skills, without creative efforts, also
Other drawings may be obtained according to these drawings without any creative labor.
Fig. 1 is the structural schematic diagram of one embodiment of the application suspended insulated guide wire thickness of insulating layer detection device；
Fig. 2 is the structural schematic diagram of the application cable fixed ring；
Fig. 3 is the structural schematic diagram that the application measures fixed ring；
Fig. 4 is the structural schematic diagram of another embodiment of the application suspended insulated guide wire thickness of insulating layer detection device；
Fig. 5 is state diagram in the detection device use of the application suspended insulated guide wire thickness of insulating layer.
Label in Fig. 1-5 respectively indicates are as follows: 1A- support base, 1B- supporting sleeve, 2- cable securing mechanism, 21- electricity
Cable fixed ring, 22- fixing bolt, 3- insulation measurement mechanism, 31- measurement fixed ring, 32- inductive probe, 4- data processing terminal,
5- power module, 6- data conductor, 7- suspended insulated guide wire to be measured.
Specific embodiment
Fig. 1 is the structural schematic diagram of one embodiment of the application suspended insulated guide wire thickness of insulating layer detection device, such as
Shown in Fig. 1, suspended insulated guide wire thickness of insulating layer detection device includes support base 1A, and the both ends on the support base 1A are each
A fixed cable securing mechanism 2, the intermediate position fixed insulation measurement mechanism 3 on the support base 1A.It should be noted that this
The quantity of cable securing mechanism Yu insulation measurement mechanism can be arranged in field technical staff according to actual needs, belong to the application
Protection scope.Certainly, in the case where ensuring that cable securing mechanism is evenly distributed on the two sides of the insulation measurement mechanism, this
Field technical staff can select the suitable cloth of cable securing mechanism and insulation measurement mechanism according to actual needs in support base
Office's mode, belongs to the protection scope of the application.
Fig. 2 is the structural schematic diagram of the application cable fixed ring, as shown in Fig. 2, the cable securing mechanism 2 includes cable
Fixed ring 21 is uniformly provided with 3 fixing bolts 22 in the cable fixed ring 21, and the fixing bolt 22 is for making somebody a mere figurehead standard
Bare conductor or suspended insulated guide wire to be measured are fixed in the ring of the cable fixed ring 21, wherein standard overhead bare conductor is
Suspended insulated guide wire to be measured does not carry out conducting wire when insulating.
When specifically used, the process of fixed standard overhead bare conductor includes: to unscrew fixing bolt 22, makes standard aerial bare
Conducting wire enters in the ring of cable fixed ring 21, after, tightens fixing bolt 22, passes through the clamping between 3 fixing bolts 22
Standard overhead bare conductor is fixed in the ring of the cable fixed ring 21 by power.It should be noted that those skilled in the art can basis
The quantity and its distribution of actual needs setting fixing bolt, belong to the protection scope of the application.Certainly, fixing bolt
Quantity at least two, and two fixing bolts should be symmetrical in cable fixed ring, its clamping function to conducting wire just can be achieved
Energy.
When specifically used, the process of fixed suspended insulated guide wire to be measured includes: to unscrew fixing bolt 22, is made to be measured aerial
Insulated conductor enters in the ring of cable fixed ring 21, after, tightens fixing bolt 22, by between 3 fixing bolts 22
Suspended insulated guide wire to be measured is fixed in the ring of the cable fixed ring 21 by clamping force.
Standard overhead bare conductor or suspended insulated guide wire to be measured is fixed in cable securing mechanism, makes conducting wire subsequent
Measurement when keep stablize, that is, prevent conducting wire when subsequent measurement to be subjected to displacement, thus the accuracy of subsequent measurement.
Fig. 3 is the structural schematic diagram that the application measures fixed ring, as shown in figure 3, the insulation measurement mechanism 3 includes measurement
Fixed ring 31, for the accuracy for ensuring subsequent measurement, on the cable securing mechanism 2 central axes of cable fixed ring 21 with it is described
The coaxial setting in central axes that fixed ring 31 is measured in insulation measurement mechanism 3 ensures that whole conducting wire holding is horizontal.The measurement is solid
Determine to be uniformly provided with 6 inductive probes 32 on ring 31, the inductive probe 32 is used to obtain a reference value V0 of standard overhead bare conductor
And the measured value Vi of suspended insulated guide wire to be measured.It should be noted that induction can be arranged in those skilled in the art according to actual needs
The quantity of probe and its distribution, belong to the protection scope of the application.Certainly, the quantity at least two of inductive probe, and
Two inductive probes should be symmetrical in cable fixed ring, its measurement function to conducting wire just can be achieved.
When specifically used, the process that inductive probe obtains a reference value V0 of standard overhead bare conductor includes: by inductive probe
32 unscrew, and enter standard overhead bare conductor in the ring of measurement fixed ring 31, after, tighten inductive probe 32, are felt by 6
Standard overhead bare conductor is fixed in the ring of the measurement fixed ring 31 by the clamping force that should be popped one's head between 32, meanwhile, 6 inductions
The position numerical value of 32 induction standard overhead bare conductor of probe this moment, the position numerical value of induction is the benchmark of standard overhead bare conductor
Value V0.Certainly, in actual use, the data such as size of standard overhead bare conductor can be obtained by production nameplate, therefore, can
According to the dimension data on production nameplate, the position of inductive probe is adjusted, to obtain a reference value V0 of standard overhead bare conductor.
When specifically used, the process that inductive probe 32 obtains the measured value Vi of suspended insulated guide wire to be measured includes: that will incude
Probe 32 is unscrewed, and enters suspended insulated guide wire to be measured in the ring of measurement fixed ring 31, after, tightens inductive probe 32, leads to
Suspended insulated guide wire to be measured is fixed in the ring of the measurement fixed ring 31 by the clamping force crossed between 6 inductive probes 32, together
When, 6 inductive probes 32 incude the position numerical value of suspended insulated guide wire to be measured this moment, and the position numerical value of induction is to be measured aerial
The measured value Vi of insulated conductor.
The suspended insulated guide wire thickness of insulating layer detection device further includes data processing terminal 4, and the data processing is whole
The inductive probe 32 of 32 wired connection of inductive probe at end 4 and the insulation measurement mechanism 3, i.e., the described insulation measurement mechanism 3 is logical
It crosses data conductor 6 and sends a reference value V0 and measured value Vi to data processing terminal 4.
The data processing terminal 4 receives a reference value V0 and measured value Vi, and data based on the received, calculates to be measured aerial
The thickness of insulating layer of insulated conductor.In this example, the data processing terminal include data reception module, data computation module with
And data memory module, wherein the inductive probe measurement that data reception module receives insulation measurement mechanism is passed by data conductor
The a reference value V0 and measured value Vi sent；Data computation module calculates overhead insulating to be measured and leads according to a reference value V0 and measured value Vi
The thickness of insulating layer of line；Data memory module storage reference value V0, measured value Vi and thickness of insulating layer.
In addition, data processing terminal further includes display module and print module, wherein display module for show detection with
And the data calculated, the data that print module is used to will test and calculate are printed.
The suspended insulated guide wire thickness of insulating layer detection device further includes power module 5, it is described for power module 5 to
Other assemblies in suspended insulated guide wire thickness of insulating layer detection device provide electric energy, for example, the induction to measurement fixed ring 31
Probe 32 provides electric energy.
Fig. 4 is the structural schematic diagram of another embodiment of the application suspended insulated guide wire thickness of insulating layer detection device,
As shown in figure 4, suspended insulated guide wire thickness of insulating layer detection device includes supporting sleeve 1B, supporting sleeve 1B is equipped with 3 electricity
Cable fixed mechanism 2 and 2 insulation measurement mechanism 3.Consolidate it should be noted that cable can be arranged in those skilled in the art according to actual needs
The quantity for determining mechanism Yu insulation measurement mechanism belongs to the protection scope of the application.In this example, the supporting sleeve, institute
The measurement fixed ring of the cable fixed ring and the insulation measurement mechanism of stating cable securing mechanism has the same diameter, it is ensured that
The coaxial setting in the central axes of above-mentioned three, and then ensure that whole conducting wire holding is horizontal when test.
In this example, the distribution situation of cable securing mechanism and insulation measurement mechanism are as follows: every two adjacent cable is fixed
Insulation measurement mechanism is arranged in center between mechanism.Certainly, ensuring that cable securing mechanism is evenly distributed on the insulation
In the case where the two sides of measuring mechanism, those skilled in the art can select cable to fix in support base according to actual needs
The suitable layout type of mechanism and insulation measurement mechanism, belongs to the protection scope of the application.
In addition, the supporting sleeve 1B is connect with cable securing mechanism 2 by bearing (being not drawn into figure) in this example,
In use, cable securing mechanism can be rotated, so that selection is fixed at the different location of conducting wire.The supporting sleeve and absolutely
Edge measuring mechanism is connected by bearing, in use, cable securing mechanism can be rotated, to select the different positions of measure traverse line
It sets.
In this example, cable fixed ring 21 and the structure of measurement fixed ring 31 are similar in a upper embodiment, herein will
Without repeating.
In this example, suspended insulated guide wire thickness of insulating layer detection device further includes data processing terminal, at the data
The inductive probe for managing terminal and the insulation measurement mechanism is wirelessly connected, i.e., the inductive probe of the described insulation measurement mechanism passes through nothing
Line sending module sends a reference value V0 and measured value Vi to data processing terminal.
The other parts of data processing terminal are similar in a upper embodiment, herein will be without repeating.
Suspended insulated guide wire thickness of insulating layer detection device further includes power module, similar in a upper embodiment,
It herein will be without repeating.
Corresponding to above-mentioned suspended insulated guide wire thickness of insulating layer detection device, the application also provides a kind of overhead insulating and leads
Line insulating layer thickness detecting method.The suspended insulated guide wire thickness of insulating layer detection method of the application includes:
S100: a reference value V0 of the standard overhead bare conductor in the measurement fixed ring 31 of insulation measurement mechanism 3 is determined, and will
Determining a reference value V0 is sent to data processing terminal 4, wherein the standard overhead bare conductor be suspended insulated guide wire to be measured not
Carry out conducting wire when insulating.
Wherein it is determined that the mistake of a reference value V0 of the standard overhead bare conductor in the measurement fixed ring 31 of insulation measurement mechanism 3
Journey specifically includes:
S110: unscrewing fixing bolt 22 and inductive probe 32, takes a segment standard overhead bare conductor, by standard overhead bare conductor
It penetrates in the ring of all cable fixed rings 21 and measurement fixed ring 31,
S120: tightening fixing bolt 22, is fixed standard overhead bare conductor by the clamping force between 3 fixing bolts 22
In the ring of the measurement fixed ring 31；
S130: tightening inductive probe 32, is fixed standard overhead bare conductor by the clamping force between 6 inductive probes 32
In the ring of the measurement fixed ring 31；
S140:6 inductive probe 32 incudes the position numerical value of standard overhead bare conductor this moment, and the position numerical value of induction is
The a reference value V0 of standard overhead bare conductor.
Certainly, in actual use, the data such as size of standard overhead bare conductor can be obtained by production nameplate, because
This, can adjust the position of inductive probe 32, to obtain the base of standard overhead bare conductor according to the dimension data on production nameplate
Quasi- value V0.
S200: using the cable fixed ring 21 and fixing bolt 22 on cable securing mechanism 2, by suspended insulated guide wire to be measured
It is fixed.
In this example, fixation procedure is specifically included:
S210: unscrewing fixing bolt 22 and inductive probe 32, takes one section of suspended insulated guide wire 7 to be measured, will be to be measured aerial exhausted
Edge conducting wire 7 penetrates in the ring of all cable fixed rings 21 and measurement fixed ring 31；
S220: tightening fixing bolt 22, is consolidated suspended insulated guide wire to be measured by the clamping force between 3 fixing bolts 22
It is scheduled in the ring of the measurement fixed ring 31.
S300: it using the measurement fixed ring 31 and inductive probe 32 in insulation measurement mechanism 3, measures overhead insulating to be measured and leads
The measured value Vi of line, and determining measured value Vi is sent to data processing terminal 4.
Wherein, measure measured value Vi of the suspended insulated guide wire to be measured in the measurement fixed ring 31 of insulation measurement mechanism 3
Process specifically includes:
S310: tightening inductive probe 32, is consolidated suspended insulated guide wire to be measured by the clamping force between 6 inductive probes 32
It is scheduled in the ring of the measurement fixed ring 31；
S320:6 inductive probe 32 incudes the position numerical value of suspended insulated guide wire to be measured this moment, and the position numerical value of induction is
For the measured value Vi of suspended insulated guide wire to be measured.
In the measured value Vi of actual measurement suspended insulated guide wire to be measured, often selected on suspended insulated guide wire to be measured multiple
Measurement position, obtains the measured value Vi of multiple positions, so that measurement error is larger caused by solving the problems, such as because of coating unevenness.Separately
It outside, can also be by rotating suspended insulated guide wire to be measured or rotating insulated survey for the same position on suspended insulated guide wire to be measured
Measuring mechanism obtains multiple measured value Vi, thereby further ensures that the accuracy of measurement result.For example, in suspended insulated guide wire to be measured
Same position, rotate suspended insulated guide wire to be measured or rotating insulated measuring mechanism, make the inductive probe in insulation measurement mechanism
It rotates by a certain angle, such as 60 °.Certainly, those skilled in the art can according to actual needs, adjust the rotation angle of inductive probe
And number of revolutions, belong to the protection scope of the application.
S400: receiving a reference value V0 and measured value Vi, and a reference value V0 and measured value Vi based on the received, by formula V=
Vi-V0 calculates the thickness of insulating layer of suspended insulated guide wire to be measured.
In the application, the thickness of insulating layer of the calculating suspended insulated guide wire to be measured of calculating is specifically included, and is calculated to be measured aerial
The average value Vave of different location insulating layer, maximum value Vmax, minimum value Vmin and insulation eccentricity degree δ on insulated conductor, wherein
The calculation formula of insulation eccentricity degree δ are as follows: δ=[1- (Vmax-Vmin)/Vmax] * 100%.
Below by by with example, illustrate the thickness of insulating layer detailed process for measuring suspended insulated guide wire to be measured.This reality
It is LGJ-70mm to 10 meters of sections before measurement in example2Bare conductor carries out 2 meters of insulation coating.
By LGJ-70mm2Bare conductor is partially placed into device supporting sleeve B1, tightens the fixing bolt of fixed mechanism, will be marked
Quasi- overhead bare conductor is fixed, and then, tightens the inductive probe of measuring device, and data processing terminal reads the sense of inductive probe at this time
Answer data, as a reference value V0=0mm；
Position of the conducting wire in measuring device is adjusted, the conducting wire for having coating insulating layer is moved in device casing, then, is twisted
The fixing bolt of mechanism and the inductive probe of measuring device are fastened, data processing terminal reads the first time of inductive probe at this time
Sensed data, the as measured value V1 of first time, each measurement will obtain the measured value of 6 inductive probes simultaneously, and Fig. 5 is this
Apply for state diagram in the detection device use of suspended insulated guide wire thickness of insulating layer,
Supporting sleeve B1 or conducting wire are rotated, 6 measurements, test sample data and calculated result are carried out to a conducting wire section
It is shown in Table 1.
1 test sample data of table and calculated result
According to the data in table 1, calculate a section on insulation coating conducting wire insulating layer average thickness be 2.51mm,
Maximum gauge 2.55mm, minimum thickness 2.43mm, insulation eccentricity degree 4.7%, since insulation eccentricity degree is less than 10%, absolutely
Edge thickness and the degree of eccentricity meet cable technology code requirement.
This application provides a kind of suspended insulated guide wire thickness of insulating layer detection device and method, which includes that cable is solid
Determine mechanism and insulation measurement mechanism, wherein the insulation measurement mechanism includes measurement fixed ring, and the cable securing mechanism powers on
The setting coaxial with the central axes of fixed ring are measured in the insulation measurement mechanism of the central axes of cable fixed ring；The measurement fixed ring
At least two inductive probes are equipped with, the inductive probe is used to obtain a reference value V0 or frame to be measured of standard overhead bare conductor
The measured value Vi of empty insulated conductor；According to the measurement for a reference value V0 and suspended insulated guide wire to be measured for obtaining standard overhead bare conductor
Value Vi calculates the thickness of insulating layer of suspended insulated guide wire to be measured.
When carrying out layer Thickness sensitivity using the suspended insulated guide wire thickness of insulating layer detection method of the application, without what is cut
Print is detected, therefore, the more difficult removing from wire inner core of insulating layer is solved or still has portions of insulating material to remain in conducting wire
On, thus the problem of influencing the accuracy of measurement result.In addition, the suspended insulated guide wire thickness of insulating layer using the application detects
When method carries out layer Thickness sensitivity, the insulation thickness on multiple positions on suspended insulated guide wire to be measured can measure, to solve
Because coating it is uneven caused by the larger problem of measurement error.The suspended insulated guide wire thickness of insulating layer detection device of the application with
Method, structure is simple, cheap, and use process is easy, easy to operate, and accuracy rate is high, convenient for being widely used to promote.
Above-described the application embodiment does not constitute the restriction to the application protection scope.
Claims (10)
1. a kind of suspended insulated guide wire thickness of insulating layer detection device, which is characterized in that including supporting element, set on the supporting element
There are at least two cable securing mechanisms (2) and at least one insulation measurement mechanism (3), and the cable securing mechanism (2) is uniform
It is distributed in the two sides of the insulation measurement mechanism (3)；
The cable securing mechanism (2) includes cable fixed ring (21), and it is solid that the cable fixed ring (21) is equipped at least two
Determine bolt (22), the fixing bolt (22) is used to for standard overhead bare conductor or suspended insulated guide wire to be measured being fixed on described
In the ring of cable fixed ring (21), wherein standard overhead bare conductor is leading when suspended insulated guide wire to be measured does not carry out insulating
Line；
The insulation measurement mechanism (3) includes measurement fixed ring (31), cable fixed ring (21) on the cable securing mechanism (2)
Central axes with the coaxial setting in the central axes of fixed ring (31) is measured on the insulation measurement mechanism (3)；The measurement fixed ring
(31) at least two inductive probes (32) are equipped with, the inductive probe (32) is used to obtain a reference value of standard overhead bare conductor
The measured value Vi of V0 or suspended insulated guide wire to be measured；
The suspended insulated guide wire thickness of insulating layer detection device further includes data processing terminal (4), the data processing terminal
(4) it is wirelessly or non-wirelessly connect with the inductive probe (32) of the insulation measurement mechanism (3), the data processing terminal (4) is used for
A reference value V0 and measured value Vi, and data based on the received are received, the thickness of insulating layer of suspended insulated guide wire to be measured is calculated.
2. suspended insulated guide wire thickness of insulating layer detection device according to claim 1, which is characterized in that the supporting element
Including supporting sleeve (1B), the supporting sleeve (1B) is equipped at least two cable securing mechanisms (2) and at least one insulation
Measuring mechanism (3), specifically includes, and the supporting sleeve (1B) is fixedly connected with cable securing mechanism (2) or is connected by bearing
It connects；The supporting sleeve (1B) is fixedly connected with insulation measurement mechanism (3) or is connect by bearing；
The supporting sleeve (1B), the cable securing mechanism (2) cable fixed ring (21) and the insulation measurement mechanism
(3) measurement fixed ring (31) has the same diameter.
3. suspended insulated guide wire thickness of insulating layer detection device according to claim 1, which is characterized in that the supporting element
Including support base (1A).
4. suspended insulated guide wire thickness of insulating layer detection device according to claim 1, which is characterized in that the fixed spiral shell
The quantity of bolt (22) is 3, and 3 fixing bolts (22) are evenly distributed on cable fixed ring (21)；
The quantity of the inductive probe (32) is 6, and 6 inductive probes (32) are evenly distributed on measurement fixed ring (31)
On.
5. suspended insulated guide wire thickness of insulating layer detection device according to claim 1, which is characterized in that at the data
Managing terminal (4) includes data reception module, data memory module and data computation module, wherein the data reception module
The a reference value V0 and measured value Vi that inductive probe (32) for receiving insulation measurement mechanism (3) measures；The data calculate mould
Block is used to calculate the thickness of insulating layer of suspended insulated guide wire to be measured according to a reference value V0 and measured value Vi；The data store mould
Block is used for storage reference value V0, measured value Vi and thickness of insulating layer.
6. suspended insulated guide wire thickness of insulating layer detection device according to claim 1, which is characterized in that described aerial exhausted
Edge wire insulation layer thickness detection device further includes power module (5), described exhausted to suspended insulated guide wire for power module (5)
Other assemblies in edge layer thickness detection apparatus provide electric energy.
7. a kind of suspended insulated guide wire thickness of insulating layer detection method characterized by comprising
Determine a reference value V0 of the standard overhead bare conductor in the measurement fixed ring of insulation measurement mechanism, and by determining a reference value
V0 is sent to data processing terminal, wherein when the standard overhead bare conductor is that suspended insulated guide wire to be measured does not carry out insulating
Conducting wire；
Using the cable fixed ring and fixing bolt on cable securing mechanism, suspended insulated guide wire to be measured is fixed；
Using the measurement fixed ring and inductive probe in insulation measurement mechanism, the measured value Vi of suspended insulated guide wire to be measured is measured,
And determining measured value Vi is sent to data processing terminal；
A reference value V0 and measured value Vi is received, and a reference value V0 and measured value Vi based on the received, calculates overhead insulating to be measured and lead
The thickness of insulating layer of line.
8. suspended insulated guide wire thickness of insulating layer detection method according to claim 7, which is characterized in that determine standard frame
A reference value V0 of the empty bare conductor in the measurement fixed ring of insulation measurement mechanism, specifically includes:
Unscrew fixing bolt and inductive probe, take a segment standard overhead bare conductor, standard overhead bare conductor is penetrated into all cables
In the ring of fixed ring and measurement fixed ring,
Fixing bolt is tightened, standard overhead bare conductor is fixed on admittedly by the measurement by the clamping force between 3 fixing bolts
Determine in the ring of ring；
Inductive probe is tightened, standard overhead bare conductor is fixed on admittedly by the measurement by the clamping force between 6 inductive probes
Determine in the ring of ring；
The position numerical value of 6 inductive probe induction standard overhead bare conductors this moment, the position numerical value of induction is standard aerial bare
The a reference value V0 of conducting wire.
9. suspended insulated guide wire thickness of insulating layer detection method according to claim 7, which is characterized in that measure frame to be measured
The process of measured value Vi of the empty insulated conductor in the measurement fixed ring of insulation measurement mechanism specifically includes:
Inductive probe is tightened, suspended insulated guide wire to be measured is fixed on by the measurement by the clamping force between 6 inductive probes
In the ring of fixed ring；
6 inductive probes incude the position numerical value of suspended insulated guide wire to be measured this moment, and the position numerical value of induction is to be measured aerial
The measured value Vi of insulated conductor.
10. suspended insulated guide wire thickness of insulating layer detection method according to claim 7, which is characterized in that calculate to be measured
The thickness of insulating layer of suspended insulated guide wire, specifically includes, and calculates being averaged for different location insulating layer on suspended insulated guide wire to be measured
Value Vave, maximum value Vmax, minimum value Vmin and insulation eccentricity degree δ.
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