CN207148225U - Composite insulating material frequency domain dielectric spectrum testing device - Google Patents
Composite insulating material frequency domain dielectric spectrum testing device Download PDFInfo
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- CN207148225U CN207148225U CN201721034659.4U CN201721034659U CN207148225U CN 207148225 U CN207148225 U CN 207148225U CN 201721034659 U CN201721034659 U CN 201721034659U CN 207148225 U CN207148225 U CN 207148225U
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- 238000012360 testing method Methods 0.000 title claims abstract description 33
- 239000002131 composite material Substances 0.000 title claims abstract description 32
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- 238000001453 impedance spectrum Methods 0.000 title abstract description 3
- 238000001566 impedance spectroscopy Methods 0.000 claims description 33
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- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model relates to a composite insulation material frequency domain dielectric spectrum testing arrangement, including the shielded cell, electrode system and frequency domain dielectric spectrometer, electrode system includes high-voltage electrode subassembly, measure electrode subassembly and supporting component, during the test sample, with the sample clamping in the one end of bracing piece, the sample is located first, between the second electrode, it is first, interval between second electrode and the sample, interval department has air dielectric, the frequency domain dielectric spectrometer applys the voltage signal of different frequencies for the sample through first electrode, the second electrode is used for measuring the current signal that flows through on the sample, avoided sample and first, the surface direct contact of second electrode, can effectively avoid producing contact resistance, measuring error has been reduced. The first electrode and the second electrode do not need to apply pressure on the surface of the sample, so that the deformation of the sample during measurement is avoided, and the measurement accuracy of the complex dielectric constant of the sample is improved. The shielding box can effectively shield interference signals of the electrode system, and accuracy of a measuring result is further guaranteed.
Description
Technical field
Electrical equipment technical field is the utility model is related to, is surveyed more particularly to a kind of composite insulating material dielectric spectroscopy
Trial assembly is put.
Background technology
Silicon rubber composite insulation is mainly used in power equipment composite insulator, forms the umbrella sheath of composite insulator.
Composite insulator has the advantages that in light weight, intensity is high, manufacture is easy for installation and can be resistant to pollution flashover, is widely used in transmission of electricity
In circuit, it not only prevent large-scale pollution flashover accident and occur, and largely reduce filthy area operation maintenance etc.
Specific works, successfully solve the problems, such as that China has external insulation pollution flashover in the transmission line of electricity of filthy area and transformer station.
Applied to super, extra high voltage direct current transmission line composite insulator, during hanging net operation, not only need to hold
By the comprehensive function of highfield and various stress, will also by bad weathers such as Exposure to Sunlight, high wind, rainwater, sand and dust, high temperature, colds and
The influence of environmental attack.Under the influence of working line difference stress and adverse circumstances are born for a long time, silicon rubber composite insulation exists
Operation of power networks reliability will be directly affected by unavoidably occurring insulating properties deterioration in running.Conventional electrical measurement parameter without
Method accurately obtains the time of day information of insulator comprehensively, it is difficult to the ageing state of insulator is assessed, so as to cause compound inslation
There is accident risk during hanging net operation and significantly improved in son.
Dielectric spectroscopy is using dielectric as test object, studies the micromechanisms such as dielectric polorization, conductance, relaxation process
Method.Silicon rubber composite insulation forms the chief component of composite insulator umbrella skirt sheath, and the aging of silicon rubber can influence it
Internal microstructure, so as to cause the conductance property of insulation and dielectric polorization to change, influence the aging character of full skirt.
But traditional dielectric spectroscopy test device in dielectric spectra test process easily by outside electromagnetic interference, shadow
Ring dielectric spectra measurement result.And traditional dielectric spectroscopy test device usually requires that electrode and sample (such as compound inslation
Material) between keep good contact, because the rough surface of many samples is uneven, easily produced with test electrode loose contact
Contact resistance；The partially soft sample of some materials easily produces deformation under the pressure effect that electrode applies, and influences measurement result
Accuracy.
Utility model content
Based on this, it is necessary to for above-mentioned technical problem, there is provided it is a kind of can be with the standard of dual guarantee dielectric spectra measurement result
The composite insulating material dielectric spectroscopy test device of true property.
A kind of composite insulating material dielectric spectroscopy test device, including：
Shielded box, it has been internally formed the first host cavity；
Electrode system, it is arranged in first host cavity, the electrode system includes：
High-field electrode component, including the first insulating frame and first electrode, the first electrode are arranged at first insulation
On frame；
Measuring electrode component, including the second insulating frame and second electrode, the second electrode are arranged at second insulation
On frame, the second electrode is relative with the first electrode interval；And
Support component, including support frame and support bar, the both ends of support frame as described above are respectively arranged at first insulating frame
And on second insulating frame, one end of the support bar is arranged on support frame as described above；
Wherein, the other end of the support bar treats sample so that the sample is located at the first electrode and institute for clamping
State between second electrode and be respectively provided with spacing between the sample and the first electrode and the second electrode；
Dielectric spectroscopy instrument, for applying the voltage signal of different frequency to the sample and to the dielectric of the sample
Spectrum signal is acquired.
In one of the embodiments, the shielded box is cuboid, including upper cover plate, front shroud and back shroud, described
Front shroud is located at the opposite sides of the upper cover plate with the back shroud, and the upper cover plate removably connects with the front shroud
Connect.
In one of the embodiments, in addition to temperature-controlling module, the temperature-controlling module include temperature control box, temperature control
Device, ventilation shaft and wind direction regulating part, the temperature control box have been internally formed the second host cavity, the shielded box and the electrode
System is respectively positioned in second host cavity, and the thermostat is located on the inwall of the temperature control box, and with the ventilation shaft
It is connected, the ventilation shaft is set around the shielded box, and the wind direction regulating part is used to adjust wind direction.
In one of the embodiments, the shielded box is provided with ventilating opening, and the ventilating opening and a wind direction are adjusted
Part is corresponding.
In one of the embodiments, the wind direction regulating part includes two groups of fan blades, respectively first group of fan blade and second
Group fan blade, first group of fan blade are used for the wind direction for adjusting horizontal direction, and second group of fan blade is used to adjust vertical direction
Wind direction.
In one of the embodiments, the spacing between the first electrode and the sample is the first spacing, described
Spacing between two electrodes and the sample is the second spacing, and the scope of first spacing is 1mm~5mm, between described second
Away from scope be 1mm~5mm.
In one of the embodiments, the high-field electrode component also includes first electrode connecting rod and the first fastener,
The first electrode is arranged at one end of the first electrode connecting rod, and the other end of the first electrode connecting rod is arranged in institute
State on the first insulating frame, and fastened by first fastener；And/or
The measuring electrode component also includes second electrode connecting rod and the second fastener, and the second electrode is arranged at institute
One end of second electrode connecting rod is stated, the other end of the second electrode connecting rod is arranged on second insulating frame, and is led to
Cross the second fastener fastening.
In one of the embodiments, support frame as described above includes insulation cross bar, the first support column and the second support column, described
One end of first support column and one end of second support column are located at the both ends of the insulation cross bar, first support respectively
The other end of post is arranged on first insulating frame, and the other end of second support column is arranged at second insulating frame
On.
In one of the embodiments, one end of the support bar is arranged on the insulation cross bar, and tight by the 3rd
Firmware fastens, and the support bar may move relative to the insulation cross bar, to adjust the sample and the first electrode and institute
State the degree that staggers of second electrode.
In one of the embodiments, the support component also includes fixture, and the fixture includes rotating shaft, the support bar
The rotating shaft that is arranged at of the other end on.
Above-mentioned composite insulating material dielectric spectroscopy test device at least has advantages below：
In test sample, by sample clamping support bar the other end, sample be located at first electrode and second electrode it
Between, and have spacing between first electrode and second electrode, so be spaced between first electrode and second electrode and sample, and
Interval is respectively present air dielectric, and dielectric spectroscopy instrument applies the voltage signal of different frequency by first electrode to sample,
Second electrode is used to measure the current signal flowed through on sample, avoids the surface of sample and first electrode and the table of second electrode
Face directly contacts, therefore it is possible to prevente effectively from generation contact resistance, reduces measurement error.And first electrode and second electrode
Sample deformation when need not apply pressure on the surface of sample, therefore avoid measurement, improves the complex dielectric permittivity to sample
Accuracy of measurement.Shielded box can effective shielding electrode system caused interference signal in test process, be further ensured that
The accuracy of measurement result.
Brief description of the drawings
Fig. 1 is the schematic diagram of the composite insulating material dielectric spectroscopy test device in an embodiment；
Fig. 2 is the schematic perspective view of shielded box in Fig. 1；
Fig. 3 is the schematic diagram of the electrode system in Fig. 1；
Fig. 4 is the schematic diagram of Fig. 3 mesohigh electrode assemblies；
Fig. 5 is the schematic diagram of measuring electrode component in Fig. 3；
Fig. 6 is the schematic diagram of support component in Fig. 3；
Fig. 7 is the schematic perspective view of temperature-controlling module in Fig. 1.
Embodiment
To enable above-mentioned purpose of the present utility model, feature and advantage more obvious understandable, below in conjunction with the accompanying drawings to this
The embodiment of utility model is described in detail.Elaborate many details in order to abundant in the following description
Understand the utility model.But the utility model can be to be much different from other manner described here to implement, this area
Technical staff can do similar improvement in the case of without prejudice to the utility model connotation, therefore the utility model is not by following public affairs
The limitation for the specific implementation opened.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
For illustrative purposes only, it is unique embodiment to be not offered as " right side " and similar statement.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with belonging to technology of the present utility model
The implication that the technical staff in domain is generally understood that is identical.It is simply in term used in the description of the present utility model herein
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Each technical characteristic of embodiment described above
Can arbitrarily it be combined, to make description succinct, not to all possible combination of each technical characteristic in above-described embodiment
All it is described, as long as however, contradiction is not present in the combination of these technical characteristics, is all considered to be the model of this specification record
Enclose.
Referring to Fig. 1, for the composite insulating material dielectric spectroscopy test device 10 in an embodiment, it is mainly used in silicon
The dielectric response test of rubber combined insulated sample 20, assesses for composite insulator umbrella skirt protective case ageing state and provides foundation.
In other embodiments, can also be that other composite insulating materials are tested.Specifically, composite insulating material dielectric spectroscopy
Test device 10 includes shielded box 100, electrode system 200, dielectric spectroscopy instrument 300 and temperature-controlling module.
Also referring to Fig. 2, shielded box 100 has been internally formed the first host cavity 100a.Specifically, shielded box 100 can
Think that metal material is made.The substantially cuboid of shielded box 100, including upper cover plate 110, lower cover, front shroud 120, back shroud
130th, left cover and right cover plate, six surface covers are reliably connected each other.Front shroud 120 is located at the phase of upper cover plate 110 with back shroud 130
To both sides, upper cover plate 110 and front shroud 120 are detachably connected.After upper cover plate 110 is opened, electrode system 200 is placed in shielding
In first host cavity 100a of case 100.After front shroud 120 is opened, sample 20 is put into electrode system 200.Upper cover plate 110 is present
Entrance hole, enter shielded box 100 for voltage input line and connect first electrode, back shroud 130 has line outlet, defeated for electric current
Shielded box 100, connection dielectric spectroscopy instrument 300 are stretched out in outlet.
Also referring to Fig. 3, electrode system 200 is arranged in the first host cavity 100a.Electrode system 200 includes high-tension electricity
Pole component 210, measuring electrode component 220 and support component 230.
Also referring to Fig. 4, high-field electrode component 210 includes the first insulating frame 211, first electrode 212, first electrode and connected
The fastener 214 of extension bar 213 and first.First electrode 212 vertically extends, and first electrode 212 is arranged at the first insulating frame
On 211.Specifically, first electrode 212 is arranged at the first insulating frame by the fastener 214 of first electrode connecting rod 213 and first
On 211.First electrode 212 is arranged at one end of first electrode connecting rod 213, and the other end of first electrode connecting rod 213130 is worn
Fixed on the first insulating frame 211, and by the first fastener 214.Certainly, in other embodiments, first electrode
212 can also be horizontally extending.
Specific in present embodiment, first electrode 212 is used for the test voltage signal for applying different frequency to sample 20.
First electrode 212 can be stainless steel electrode, a diameter of 80mm of stainless steel electrode.First insulating frame 211 can be polytetrafluoro
Insulating frame made of ethene material, the size of the first insulating frame 211 is 150mm*120mm.
First electrode connecting rod 213 can move left and right relative to the first insulating frame 211, with adjust first electrode 212 with
Spacing size between second electrode.Specifically, first electrode connecting rod 213 is arranged in that end periphery of the first insulating frame 211
Edge may be provided with external screw thread, and internal thread is provided with the first insulating frame 211, and the first fastener 214 can be nut, pass through first
The spiral shell of electrode connecting rod 213 is fixed on the first insulating frame 211 using nut.Therefore, can be realized by screw on nut
First electrode connecting rod 213 moves left and right in the horizontal direction.
Connect please refer to fig. 5, measuring electrode component 220 includes the second insulating frame 221, second electrode 222, second electrode
The fastener 224 of extension bar 223 and second.Second electrode 222 vertically extends, and second electrode 222 is arranged at the second insulating frame
On 221.There is spacing between second electrode 222 and first electrode 212.Specifically, second electrode 222 is connected by second electrode
The fastener 224 of bar 223 and second is arranged on the second insulating frame 221.Second electrode 222 is arranged at second electrode connecting rod 223
One end, the other end of second electrode connecting rod 223 is arranged on the second insulating frame 221, and solid by the second fastener 224
It is fixed.Certainly, in other embodiments, second electrode 222 can also be horizontally extending.
Specific in present embodiment, second electrode 222 is used to measuring the current signal flowed through on sample 20, and by electric current
Signal feeds back to dielectric spectroscopy instrument 300.Second electrode 222 can be stainless steel electrode, a diameter of 80mm of stainless steel electrode.
Second insulating frame 221 can be insulating frame made of polytetrafluoroethylene (PTFE) material, and the size of the second insulating frame 221 is 150mm*
120mm。
Second electrode connecting rod 223 can move left and right relative to the second insulating frame 221, with adjust second electrode 222 with
Spacing size between first electrode 212.Specifically, second electrode connecting rod 223 is arranged in outside that end of the second insulating frame 221
Periphery may be provided with external screw thread, and internal thread is provided with the second insulating frame 221, and the second fastener 224 can be nut, pass through
The spiral shell of two electrode connecting rod 223 is fixed on the second insulating frame 221 using nut.Therefore, can be real by screw on nut
Existing second electrode connecting rod 223 moves left and right in the horizontal direction.
Also referring to Fig. 6, support component 230 includes support frame 231, support bar 232 and fixture 233, support frame 231
Both ends are respectively arranged on the first insulating frame 211 and the second insulating frame 221, and one end of support bar 232 is arranged at support frame 231
On, the other end of support bar 232 is used for clamping sample 20 to be detected.
Specific in present embodiment, support frame 231 includes insulation cross bar 2311, the first support column 2312 and the second support
Post 2313.One end of first support column 2312 and one end of the second support column 2313 are located at the both ends of insulation cross bar 2311 respectively.
For example, the first support column 2312 and the second support column 2313 are screwed in the both ends of insulation cross bar 2311 respectively.First
The other end of support column 2312 is arranged on the first insulating frame 211, and the other end of the second support column 2313 is arranged at the second insulation
On frame 221.For example, the first support column 2312 can be fixed on by screw means on the first insulating frame 211, the second support column
2313 can also be fixed on by screw means on the second insulating frame 221.
One end of support bar 232 is arranged on insulation cross bar 2311, and is fastened by the 3rd fastener 234, support bar 232
It is removable relative to insulation cross bar 2311, to adjust sample 20 and first electrode 212 and the degree that staggers of second electrode 222.Example
Such as, the 3rd fastener 234 can be nut, and one end of support bar 232 has external screw thread, has interior spiral shell on the cross bar 2311 that insulate
Line, the external screw thread of support bar 232 are engaged with the internal thread on insulation cross bar 2311, by adjusting nut, can adjust support
Bar 232 moves up and down vertical direction, and screw on nut can fix the height of support bar 232, so that it is guaranteed that the position of sample 20
Put between first electrode 212 and second electrode 222.Fixture 233 includes a rotating shaft 2331, and the other end of support bar 232 is set
In in rotating shaft 2331.For example, the other end of support bar 232 can be fixed in rotating shaft 2331 by way of welding.
Specific in present embodiment, electrode system 200 also includes insulator foot 240, and the first insulating frame 211 and second is exhausted
Edge frame 221 is both secured on insulator foot 240.Insulator foot 240 can be that polytetrafluoroethylmaterial material is formed, and support high-field electrode
The weight of component 210, measuring electrode component 220 and support component 230, and form first electrode 212 and second electrode 222 is right
Insulation between ground.
Fig. 1 is please referred to herein, and dielectric spectroscopy instrument 300 is used for the voltage signal for applying different frequency to sample 20, and right
The dielectric spectrum signal of sample 20 is acquired.For example, dielectric spectroscopy instrument 300 passes through voltage input line and the electricity of first electrode 212
Connection, the voltage signal of different frequency is inputted to first electrode 212.Dielectric spectroscopy instrument 300 passes through current output line and second
Electrode 222 is electrically connected, and the current signal that second electrode 222 detects is acquired.
Also referring to Fig. 7, composite insulating material dielectric spectroscopy test device 10 also includes temperature-controlling module, temperature
Control assembly includes temperature control box 410, thermostat, ventilation shaft and wind direction regulating part.Temperature control box 410 has been internally formed the second receipts
Cavity volume 410a, shielded box 100 and electrode system 200 are respectively positioned in the second host cavity 410a.The box sizes of temperature control box 410 are
Perforate, respectively entrance hole and wire hole be present in 36cm*52cm*26cm, the left and right sides.Filled in equipped with barrier, perforate can be blocked.
Two fan chamber doors 411, the shape that temperature control box 410 can be stayed open or closed by chamber door 411 be present in the wherein side of temperature control box 410
State, casing are made up of aluminum alloy material, with effectively grounded.
Temperature controller is located on the inwall of temperature control box 410.For example, temperature controller can be temperature-controlled air conditioner, temperature-controlled air conditioner regulation control
Temperature range in temperature control box 410 processed is -20 DEG C~150 DEG C.Temperature controller can be the top of temperature control box 410, and and ventilation duct
Road is connected, and ventilation shaft surrounds and the outside of shielded box 100.For example, ventilation shaft can be up and down around 100 liang of circles of shielded box.
Ventilating opening is set on shielded box 100, specifically quantity can be two, respectively positioned at the upper end of shielded box 100 and
Lower end, each ventilating opening is corresponding with a wind direction regulating part, and wind direction regulating part is used to adjust wind direction.Wind direction regulating part includes two groups
Fan blade, respectively first group of fan blade and second group of fan blade, first group of fan blade are used for the wind direction for adjusting horizontal direction, second group of fan blade
For adjusting the wind direction of vertical direction.
When carrying out dielectric spectrometry, by adjusting the spacing between first electrode 212 and second electrode 222, regulation support
The height of bar 232 so that detected sample 20 is placed exactly between first electrode 212 and second electrode 222, first electrode
Spacing between 212 and sample 20 is the first space D 1, and the spacing between second electrode 222 and sample 20 is the second space D 2,
Air dielectric be present between the first space D 1, there is also air dielectric between the second space D 2.
For example, the scope of the first spacing is 1mm~5mm, the scope of the second spacing is 1mm~5mm, on the one hand can be avoided
First electrode 212 directly contacts with sample 20, second electrode 222 with sample 20, to avoid producing contact resistance, and contacts electricity
Hindering can impact to the dielectric loss of sample 20, therefore reduce measurement error.On the other hand, due to first electrode 212 with
Sample 20, second electrode 222 will not be contacted directly with sample 20, therefore will not apply pressure to the surface of sample 20, can be avoided
Sample 20 produces deformation in measurement, improves the accuracy of measurement to the complex dielectric permittivity of sample 20.It is being put into sample 20 and is taking
Go out in the case of 20 two kinds of sample and measure dielectric spectra twice respectively, by the series equivalent circuit between air dielectric and sample 20,
The dielectric spectra of sample 20 is calculated.
Above-mentioned composite insulating material dielectric spectroscopy test device 10 at least has advantages below：
In test sample 20, by the clamping of sample 20 in the other end of support bar 232, sample 20 is located at first electrode 212
Between second electrode 222, and have spacing between first electrode 212 and second electrode 222, thus first electrode 212 and
It is spaced between second electrode 222 and sample 20, and interval is respectively present air dielectric, dielectric spectroscopy instrument 300 passes through first
Electrode 212 applies the voltage signal of different frequency to sample 20, and second electrode 222 is used to measure the electric current letter flowed through on sample 20
Number, avoid the surface of sample 20 and first electrode 212 and the surface of second electrode 222 and directly contact, therefore can effectively keep away
Exempt to produce contact resistance, reduce measurement error.And first electrode 212 need not apply pressure in sample with second electrode 222
20 surface, therefore the deformation of sample 20 when avoiding measurement, improve the accuracy of measurement of the complex dielectric permittivity to sample 20.
Shielded box 100 can the effective caused interference signal in test process of shielding electrode system 200, be further ensured that measurement result
Accuracy.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent scope.It should be pointed out that the common skill for this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
- A kind of 1. composite insulating material dielectric spectroscopy test device, it is characterised in that including：Shielded box, it has been internally formed the first host cavity；Electrode system, it is arranged in first host cavity, the electrode system includes：High-field electrode component, including the first insulating frame and first electrode, the first electrode are arranged on first insulating frame；Measuring electrode component, including the second insulating frame and second electrode, the second electrode are arranged on second insulating frame, The second electrode is relative with the first electrode interval；AndSupport component, including support frame and support bar, the both ends of support frame as described above are respectively arranged at first insulating frame and institute State on the second insulating frame, one end of the support bar is arranged on support frame as described above；Wherein, the other end of the support bar for clamping treats sample so that the sample is located at the first electrode and described the Spacing is respectively provided between two electrodes and between the sample and the first electrode and the second electrode；Dielectric spectroscopy instrument, for applying the voltage signal of different frequency to the sample and believing the dielectric spectra of the sample Number it is acquired.
- 2. composite insulating material dielectric spectroscopy test device according to claim 1, it is characterised in that the shielded box For cuboid, including upper cover plate, front shroud and back shroud, the front shroud is located at the relative of the upper cover plate with the back shroud Both sides, the upper cover plate and the front shroud are detachably connected.
- 3. composite insulating material dielectric spectroscopy test device according to claim 1, it is characterised in that also including temperature Control assembly, the temperature-controlling module include temperature control box, thermostat, ventilation shaft and wind direction regulating part, the temperature control box The second host cavity is internally formed, the shielded box and the electrode system are respectively positioned in second host cavity, the temperature control Device is located on the inwall of the temperature control box, and is connected with the ventilation shaft, and the ventilation shaft is set around the shielded box Put, the wind direction regulating part is used to adjust wind direction.
- 4. composite insulating material dielectric spectroscopy test device according to claim 3, it is characterised in that the shielded box Ventilating opening is provided with, the ventilating opening is corresponding with a wind direction regulating part.
- 5. composite insulating material dielectric spectroscopy test device according to claim 4, it is characterised in that the wind direction is adjusted Section part includes two groups of fan blades, respectively first group of fan blade and second group of fan blade, and first group of fan blade is used to adjust horizontal direction Wind direction, second group of fan blade be used to adjust the wind direction of vertical direction.
- 6. composite insulating material dielectric spectroscopy test device according to claim 1, it is characterised in that first electricity Spacing between pole and the sample is the first spacing, and the spacing between the second electrode and the sample is the second spacing, The scope of first spacing is 1mm~5mm, and the scope of second spacing is 1mm~5mm.
- 7. composite insulating material dielectric spectroscopy test device according to claim 1, it is characterised in that the high-tension electricity Pole component also includes first electrode connecting rod and the first fastener, and the first electrode is arranged at the first electrode connecting rod One end, the other end of the first electrode connecting rod are arranged on first insulating frame, and tight by first fastener Gu；And/orThe measuring electrode component also includes second electrode connecting rod and the second fastener, and the second electrode is arranged at described One end of two electrode connecting rods, the other end of the second electrode connecting rod is arranged on second insulating frame, and passes through institute State the fastening of the second fastener.
- 8. composite insulating material dielectric spectroscopy test device according to claim 1, it is characterised in that support frame as described above Including insulation cross bar, the first support column and the second support column, one end of first support column and the one of second support column End is arranged on first insulating frame positioned at the both ends of the insulation cross bar, the other end of first support column respectively, institute The other end for stating the second support column is arranged on second insulating frame.
- 9. composite insulating material dielectric spectroscopy test device according to claim 1, it is characterised in that the support bar One end be arranged at it is described insulation cross bar on, and by the 3rd fastener fasten, the support bar is relative to the insulation cross bar It is removable, to adjust the sample and the first electrode and the degree that staggers of the second electrode.
- 10. composite insulating material dielectric spectroscopy test device according to claim 1, it is characterised in that the support Component also includes fixture, and the fixture includes rotating shaft, in the rotating shaft that the other end of the support bar is arranged at.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721034659.4U CN207148225U (en) | 2017-08-17 | 2017-08-17 | Composite insulating material frequency domain dielectric spectrum testing device |
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| CN201721034659.4U CN207148225U (en) | 2017-08-17 | 2017-08-17 | Composite insulating material frequency domain dielectric spectrum testing device |
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| CN207148225U true CN207148225U (en) | 2018-03-27 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108919077A (en) * | 2018-08-13 | 2018-11-30 | 清华大学深圳研究生院 | A kind of Hi-pot test device of insulating materials |
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- 2017-08-17 CN CN201721034659.4U patent/CN207148225U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108919077A (en) * | 2018-08-13 | 2018-11-30 | 清华大学深圳研究生院 | A kind of Hi-pot test device of insulating materials |
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