CN108169646B - A kind of special-shaped experimental rig of insulation and its application method - Google Patents
A kind of special-shaped experimental rig of insulation and its application method Download PDFInfo
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- CN108169646B CN108169646B CN201810129787.XA CN201810129787A CN108169646B CN 108169646 B CN108169646 B CN 108169646B CN 201810129787 A CN201810129787 A CN 201810129787A CN 108169646 B CN108169646 B CN 108169646B
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- insulation
- square box
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- insulated
- opening
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- 238000009413 insulation Methods 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims abstract description 9
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims abstract description 24
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 12
- 239000004020 conductor Substances 0.000 claims description 7
- 229910052757 nitrogen Inorganic materials 0.000 claims description 6
- 238000005273 aeration Methods 0.000 claims description 3
- 239000011888 foil Substances 0.000 claims description 2
- 230000000873 masking effect Effects 0.000 claims description 2
- 239000011810 insulating material Substances 0.000 abstract description 24
- 238000012360 testing method Methods 0.000 abstract description 16
- 239000012212 insulator Substances 0.000 description 4
- 230000015556 catabolic process Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004154 testing of material Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Packages (AREA)
- Testing Relating To Insulation (AREA)
Abstract
The invention discloses a kind of special-shaped experimental rig of insulation and its application methods, the device includes insulated platform, insulation square box is fixed on insulated platform, it insulate on any one side of square box and is equipped with the first live end through the rectangular cassette sidewall that insulate, insulation other sides of square box offer inflating port through the rectangular cassette sidewall that insulate respectively；Insulation square box upper surface offers opening, there is insulated end cover with what opening cooperation was installed, the second live end is provided through among insulated end cover, it also include tinfoil paper paper bag, tinfoil paper paper bag is placed on insulation square box inner cavity by opening, and tinfoil paper paper bag upper end opening and insulated end cover cooperation are stuck in open edge；The device can satisfy the test of special-shaped insulating materials compressive resistance, can also test the regular insulating materials compressive resistance of shape, this device can satisfy the test of various shapes insulating materials compressive resistance, to reduce the cost of enterprise's test insulating materials compressive resistance.
Description
Technical field
The invention belongs to power system insulation testing of materials machinery field, in particular to the special-shaped experimental rig of a kind of insulation and
Its application method.
Background technique
Insulate compressive resistance: voltage added by insulator both ends is higher, and the electric field force that charge is subject in material is bigger, more
It is easy to happen ionizing collision, insulator is caused to puncture.The minimum voltage for puncturing insulator is called the breakdown potential of this insulator
Pressure.When making the insulation breakdown of 1 millimeters thick, the voltage kilovolt number for needing to add is called the insulation compressive resistance of insulating materials,
Abbreviation dielectric strength.Since insulating materials has certain dielectric strength, various electrical equipments, various safety appliances (electricians' plier,
Electroscope, insulating glove, insulating bar etc.), various electrical materials, manufactory all provides certain allow using voltage, referred to as volume
Constant voltage.The voltage born when use must not exceed its load voltage value, to avoid accident.Tensile strength: insulating materials
The pulling force that unit cross-sectional area can be born, such as glass sectional area every square centimeter can bear the pulling force of 1400 newton.Insulating materials
Insulation performance and temperature have close relationship.Temperature is higher, and the insulation performance of insulating materials is poorer.To guarantee dielectric strength,
Every kind of insulating materials has a highest appropriate to allow operating temperature, in this temperature hereinafter, can with long-term safety use, surpasses
Crossing this temperature will rapid aging.According to temperature capability, insulating materials is divided into the ranks such as Y, A, E, B, F, H, C.Such as A grades
The highest of insulating materials allows operating temperature to be 105 DEG C, and the insulating materials in the distribution transformer generally used, motor is most
Belong to A grades.
Currently, having the device of the insulation compressive resistance of some test insulating materials inside electric system, but mainly for one
A little regular insulating materials of shape are tested, and are such as encountered some devices of abnormity, are then tested without better way, in order to
The test insulation compressive resistance for meeting special-shaped insulating materials specially has developed a kind of special-shaped experimental rig of insulation.
Summary of the invention
In order to solve the above-mentioned problems of the prior art, the purpose of the present invention is to provide a kind of insulation abnormity test dresses
It sets, which can satisfy the test of special-shaped insulating materials compressive resistance, can also test the resistance to pressure of the regular insulating materials of shape
Degree, so device can satisfy the test of various shapes insulating materials compressive resistance, so that it is resistance to reduce enterprise's test insulating materials
The cost of Compressive Strength；The application method of the device is easy to operate, highly-safe.
In order to achieve the above objectives, the present invention is achieved by the following scheme:
A kind of special-shaped experimental rig of insulation, including insulated platform are fixed with insulation square box, insulating square on insulated platform
It is equipped with the first live end on any one side of shape box and through the rectangular cassette sidewall that insulate, insulation other sides of square box are passed through
It wears the rectangular cassette sidewall of insulation and offers inflating port respectively；Insulation square box upper surface offers opening, matches with opening and attaches together
If have insulated end cover, the second live end is provided through among insulated end cover, also includes tinfoil paper paper bag, tinfoil paper paper bag passes through
Opening is placed on insulation square box inner cavity, and tinfoil paper paper bag upper end opening and insulated end cover cooperation are stuck in open edge.
A further improvement of the present invention lies in that:
Open lumen is provided with ring-shaped step close to insulation square box inner surface one end, and ring-shaped step is used to support insulation
End cap.
Second live end, which runs through, to be fixed among insulated end cover.
A kind of application method for the special-shaped experimental rig that insulate, comprising the following steps:
First step: special-shaped seal is placed in tinfoil paper paper bag by opening；
Second step: conductive materials are poured into special-shaped seal inner cavity；
Third step: tinfoil paper paper bag upper end is fastened on open edge, and and insulated end cover with opening cooperation by insulated end cover
The second fixed live end is inserted into conductive materials；
Four steps: insulation square box inflated with nitrogen is given by the aeration aperture for the square box that insulate, masking foil pocket facing is made to exist
On the outer wall of special-shaped seal；
5th step: taking nitrogen away, contacts the first addition end with tinfoil paper paper bag；
6th step: add the voltage for meeting safety requirement to the first live end and the second live end, special-shaped seal is such as
Punch-through occurs, it was demonstrated that there are problems for special-shaped seal, and such as there is no this phenomenons, it was demonstrated that special-shaped seal can be normal
It uses.
Compared with prior art, the invention has the following advantages:
The present invention provides a kind of special-shaped experimental rig of insulation, which can satisfy special-shaped insulating materials compressive resistance
Test, can also test the regular insulating materials compressive resistance of shape, so device can satisfy various shapes insulating materials pressure resistance
The test of intensity, to reduce the cost of enterprise's test insulating materials compressive resistance；And the device is easy to operate, it is highly-safe.
Detailed description of the invention
Fig. 1 is overall schematic of the invention；
Fig. 2 is that end cap and insulation square box are coupled schematic diagram.
Wherein: 1- insulated platform；2- insulation square box；3- inflating port；The first live end of 4-；The second live end of 5-；6-
Tinfoil paper paper bag；7- insulated end cover.
Specific embodiment
The invention will be described in further detail with reference to the accompanying drawing:
Referring to Fig. 1, the present invention insulate special-shaped experimental rig, including insulated platform 1, is fixed with insulating square on insulated platform 1
Shape box 2 insulate on any one side of square box 2 and is equipped with the first live end 4, insulation through insulation 2 side wall of square box
Other sides of square box 2 offer inflating port 3 through insulation 2 side wall of square box respectively；It opens insulation 2 upper surface of square box
Equipped with opening, there is insulated end cover 7 with what opening cooperation was installed, the second live end 5 is provided through among insulated end cover 7, is also wrapped
Containing tinfoil paper paper bag 6, tinfoil paper paper bag 6 by opening is placed on insulation 2 inner cavity of square box, and 6 upper end opening of tinfoil paper paper bag with
The cooperation of insulated end cover 7 is stuck in open edge.Insulation square box 2 can also change insulation polygonal box into, meet test requirements document i.e.
Can, it is limited there is no fixed,
As shown in Fig. 2, open lumen is provided with ring-shaped step, ring-shaped step close to insulation 2 inner surface one end of square box
It is used to support insulated end cover 7.Ring-shaped step facilitates supports insulative end cap, also ensures that insulated end cover 7 and tinfoil paper paper bag 6 in this way
6 port card of tinfoil paper paper bag in open edge, is prevented gas leak phenomenon, plays the role of sealing by the cooperation of port.
Wherein, the second live end 5 runs through and is fixed among insulated end cover 7.Second live end 5 is fixed in insulated end cover
Between, gas leak phenomenon can be prevented, sealing is played the role of.
Application method based on the above special-shaped experimental rig that insulate, which comprises the following steps:
First step: special-shaped seal is placed in tinfoil paper paper bag 6 by opening；
Second step: conductive materials are poured into special-shaped seal inner cavity；
Third step: 6 upper end of tinfoil paper paper bag is fastened on open edge, and and insulating end with opening cooperation by insulated end cover 7
The second fixed live end 5 of lid 7 is inserted into conductive materials；
Four steps: insulation 2 inflated with nitrogen of square box is given by the aeration aperture 3 for the square box 2 that insulate, makes tinfoil paper paper bag 6
It is attached on the outer wall of special-shaped seal；
5th step: taking nitrogen away, contacts the first addition end with tinfoil paper paper bag 6；
6th step: add the voltage for meeting safety requirement, special-shaped seal to the first live end 4 and the second live end 5
Punch-through such as occurs, it was demonstrated that there are problems for special-shaped seal, and such as there is no this phenomenons, it was demonstrated that special-shaped seal can be just
It is often used.
The not restricted requirement of conductive materials described above, as long as can satisfy conductive requirement, it is ensured that first adds
When pressure side 4 and the second live end 5 are used cooperatively, the shaped apertures that such as insulate are problematic, can find in time.
The above content is merely illustrative of the invention's technical idea, and this does not limit the scope of protection of the present invention, all to press
According to technical idea proposed by the present invention, any changes made on the basis of the technical scheme each falls within claims of the present invention
Protection scope within.
Claims (2)
1. a kind of special-shaped experimental rig of insulation, which is characterized in that including insulated platform (1), insulated platform is fixed with insulation on (1)
Square box (2) insulate on square box (2) any one side and is equipped with first through insulation square box (2) side wall and pressurizes
It holds (4), insulation square box (2) other sides offer inflating port (3) through insulation square box (2) side wall respectively；Insulation
Square box (2) upper surface offers opening, has insulated end cover (7) with what opening cooperation was installed, open lumen is close to insulating square
Shape box (2) inner surface one end is provided with ring-shaped step, and ring-shaped step is used to support insulated end cover (7)；Insulated end cover (7) is intermediate
It is provided through the second live end (5), the second live end (5) is intermediate through insulated end cover (7) is fixed on；It also include masking foil
Bag (6), tinfoil paper paper bag (6) by opening is placed on insulation square box (2) inner cavity, and tinfoil paper paper bag (6) upper end opening and absolutely
Acies lid (7) cooperation is stuck in open edge.
2. the application method based on the special-shaped experimental rig of insulation described in claim 1, which comprises the following steps:
First step: special-shaped seal is placed in tinfoil paper paper bag (6) by opening；
Second step: conductive materials are poured into special-shaped seal inner cavity；
Third step: tinfoil paper paper bag (6) upper end is fastened on open edge, and and insulating end with opening cooperation by insulated end cover (7)
Fixed the second live end (5) of lid (7) is inserted into conductive materials；
Four steps: insulation square box (2) inflated with nitrogen is given by the aeration aperture of insulation square box (2), makes tinfoil paper paper bag (6)
It is attached on the outer wall of special-shaped seal；
5th step: taking nitrogen away, contacts the first live end with tinfoil paper paper bag (6)；
6th step: add the voltage for meeting safety requirement, special-shaped seal to the first live end (4) and the second live end (5)
Punch-through such as occurs, it was demonstrated that there are problems for special-shaped seal, and such as there is no this phenomenons, it was demonstrated that special-shaped seal can be just
It is often used.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810129787.XA CN108169646B (en) | 2018-02-08 | 2018-02-08 | A kind of special-shaped experimental rig of insulation and its application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810129787.XA CN108169646B (en) | 2018-02-08 | 2018-02-08 | A kind of special-shaped experimental rig of insulation and its application method |
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| Publication Number | Publication Date |
|---|---|
| CN108169646A CN108169646A (en) | 2018-06-15 |
| CN108169646B true CN108169646B (en) | 2019-10-11 |
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| CN201810129787.XA Active CN108169646B (en) | 2018-02-08 | 2018-02-08 | A kind of special-shaped experimental rig of insulation and its application method |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111103506B (en) * | 2018-10-25 | 2021-06-22 | 浙江荣泰电工器材有限公司 | Method for detecting breakdown voltage of special-shaped plate |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202815159U (en) * | 2012-09-27 | 2013-03-20 | 河南江河机械有限责任公司 | Solid shaped cavity on-line insulation detection device |
| CN207036901U (en) * | 2017-06-27 | 2018-02-23 | 中国南方电网有限责任公司超高压输电公司百色局 | A kind of seal suitable for intensive arrangement high potential test for electric equipment |
| CN208076653U (en) * | 2018-02-08 | 2018-11-09 | 国家电网公司 | A kind of special-shaped experimental rig of insulation |
| CN208188257U (en) * | 2018-04-20 | 2018-12-04 | 广州智光用电服务有限公司 | New insulated tool insulation test device |
| CN208188256U (en) * | 2018-04-20 | 2018-12-04 | 广州智光用电服务有限公司 | Electrical equipment voltage-withstand test core insulator |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2950107A1 (en) * | 2014-05-27 | 2015-12-02 | ABB Technology AG | Voltage sensor for high and medium voltage use, and a method of making the same |
-
2018
- 2018-02-08 CN CN201810129787.XA patent/CN108169646B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202815159U (en) * | 2012-09-27 | 2013-03-20 | 河南江河机械有限责任公司 | Solid shaped cavity on-line insulation detection device |
| CN207036901U (en) * | 2017-06-27 | 2018-02-23 | 中国南方电网有限责任公司超高压输电公司百色局 | A kind of seal suitable for intensive arrangement high potential test for electric equipment |
| CN208076653U (en) * | 2018-02-08 | 2018-11-09 | 国家电网公司 | A kind of special-shaped experimental rig of insulation |
| CN208188257U (en) * | 2018-04-20 | 2018-12-04 | 广州智光用电服务有限公司 | New insulated tool insulation test device |
| CN208188256U (en) * | 2018-04-20 | 2018-12-04 | 广州智光用电服务有限公司 | Electrical equipment voltage-withstand test core insulator |
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| Publication number | Publication date |
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| CN108169646A (en) | 2018-06-15 |
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