CN104865466A - Conductive performance testing method and testing device for conductive filament - Google Patents
Conductive performance testing method and testing device for conductive filament Download PDFInfo
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- CN104865466A CN104865466A CN201510235896.6A CN201510235896A CN104865466A CN 104865466 A CN104865466 A CN 104865466A CN 201510235896 A CN201510235896 A CN 201510235896A CN 104865466 A CN104865466 A CN 104865466A
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- guide rail
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Abstract
The invention relates to a conductive performance testing method and testing device for a conductive filament. The testing device comprise an insulator (1), a copper clamp head (21), a copper clamp head (22), a copper support (31), a copper support (32), an anode (41), a cathode (42), a connecting lead (51), a connecting lead (52), a sample (6), an insulating support (7), a pulley (8), a tension weight (9), an insulating guide rail (10) and a high-resistance meter (11). Under the condition that a pre-tension is applied, the conductive performance testing device unbends the sample, the sample is clamped by the copper clamp heads, the resistance of the sample is tested under a prescribed voltage condition, and the clamped length of the sample is adjusted through the insulating guide rail (10); in addition, by applying the conductive performance testing method provided by the invention, the volume ratio resistance of the sample is calculated.
Description
Technical field
The present invention relates to a kind of electrically conductive filament conducting performance test method and proving installation.
Background technology
Conductive fiber is a kind of new fiber species occurred the sixties in 20th century, and ratio resistance is 10
7below Ω cm, and the ratio resistance of conventional polyester is 10
14Ω cm, acrylic fibers are 10
13Ω cm, polypropylene fibre is 6.5 × 10
15Ω cm.Because the ratio resistance value of conductive fiber is far below general fibre, charge half life is very short simultaneously, therefore conductive fiber can eliminate electrostatic within the extremely short time, with the conductive fabric that conductive fiber is made, there is the excellent function such as conduction, heat conduction, shielding, electromagnetic wave absorption, be widely used in electronics, the conductive mesh of power industry, conduction working cloth, the electric heating clothes of medical industry, electric face, electric heating bandage, the aspects such as the electro-magnetic shielding cover of Aeronautics and Astronautics, precise electronic industry.
Domestic current testing standard is the electric conductivity test method that FZ/T 54042-2011 " conductive terylene drafting silk " appendix A specifies, its test philosophy by sample holder between two set a distance electrodes, apply certain DC voltage, measure its unit resistance, characterize the electric conductivity of conductive terylene drafting silk.The test defect that the method exists comprises: 1) the method does not specify sample testing device, just the resistance of application two electrode test electrically conductive filament samples, and experimental data shows, the straight configuration of sample has impact to test result; 2) the method only application units' resistance examination sample electric conductivity, i.e. unit length long filament electric conductivity, for the long filament of different line density, its electric conductivity can not effective evaluation.
Summary of the invention
The object of the invention is to overcome above-mentioned deficiency, a kind of electrically conductive filament conducting performance test method and proving installation are provided.
The object of the present invention is achieved like this:
A kind of electrically conductive filament conducting performance test device, comprises insulator, two copper chucks, two copper supports, insulating support, pulley, tension force counterweight, insulating guide rail and meggers;
Described insulating guide rail is arranged on insulator, described insulating guide rail is arranged two copper supports, two copper supports are connected with negative pole with the positive pole of megger respectively by connection wire, each copper cantilever tip arranges copper chuck, described insulating support is arranged on a copper support, and described insulating support top arranges pulley.
At least one copper support slides setting on insulating guide rail.
Under the condition applying pre-tension, sample is stretched, adopts copper grips sample, under assigned voltage condition, test sample resistance, sample holder length adjusts by insulating guide rail.
A kind of electrically conductive filament conducting performance test method that the present invention relates to, comprises following testing procedure:
1) extract 10 cylinder silks, get the long synnema of about 30cm 3 sections at random, totally 30 sections for every;
2) sample processes 30 min in the baking oven of 50 DEG C;
3) sample damping air: temperature (20 ± 2) DEG C, humidity (35 ± 5) %, conductive terylene long filament damping 2 h, conduction chinlon filament damping 4h;
4) be fixed on above-mentioned proving installation by sample, guarantee that the effective clamping length of sample is 10cm, pre-tension (cN) is 0.05 × sample line density (dtex);
5) megger (11) voltage switch is put 100V place, after 30s, read resistance value;
6) by following formulae discovery volume of sample ratio resistance (Ω cm).
In formula:
ρ
vi-the i-th volume of sample ratio resistance, Ω cm;
R
i-the i-th sample resistance test value, Ω;
T-sample line density, tex;
L
i-the i-th sample holder length, cm;
σ-volume of sample density, g/cm
3.
Compared with prior art, the invention has the beneficial effects as follows:
The conducting performance test device that the present invention relates to, under the condition applying pre-tension, makes sample stretch, adopts copper grips sample, under assigned voltage condition, and test sample resistance, sample holder length adjusts by insulating guide rail; The present invention gives the computing method of volume of sample ratio resistance simultaneously, to the electrically conductive filament of different line density, its electric conductivity of effective evaluation.
Accompanying drawing explanation
Fig. 1: the electrically conductive filament conducting performance test apparatus structure schematic diagram that the present invention relates to.
1-insulator 1; The copper chuck of 21-; The copper chuck of 22-; The copper support of 31-; The copper support of 32-; 41-positive pole; 42-negative pole; 51-connects wire; 52-connects wire; 6-sample; 7-insulating support; 8-pulley; 9-tension force counterweight; 10-insulating guide rail; 11-megger.
Embodiment
Below by embodiment, present invention will be further described, but be not limited to lifted embodiment:
Embodiment 1:
See Fig. 1, a kind of electrically conductive filament conducting performance test device, it comprises insulator 1, copper chuck 21, copper chuck 22, copper support 31, copper chuck 32, insulating support 7, pulley 8, tension force counterweight 9, insulating guide rail 10 and megger 11;
Described insulating guide rail 10 is arranged on insulator 1, described insulating guide rail 10 is arranged two copper supports 31,32, two copper supports 31,32 are connected with negative pole with the positive pole of megger 11 respectively by connection wire 51,52, each copper cantilever tip arranges copper chuck, described insulating support 7 is arranged on a copper support, and described insulating support 7 top arranges pulley 8.
Copper support can slide on insulating guide rail 10.
During use, sample, successively through two copper grips, then through pulley 8, and is connected with tension force counterweight 9.
Under the condition applying pre-tension, sample is stretched, adopts copper grips sample, under assigned voltage condition, test sample resistance, sample holder length adjusts by insulating guide rail.
A kind of electrically conductive filament conducting performance test method that the present invention relates to, comprises following testing procedure:
1) extract 10 cylinder silks, get the long synnema of about 30cm 3 sections at random, totally 30 sections for every;
2) sample processes 30 min in the baking oven of 50 DEG C;
3) sample damping air: temperature (20 ± 2) DEG C, humidity (35 ± 5) %, conductive terylene long filament damping 2 h, conduction chinlon filament damping 4h;
4) be fixed on above-mentioned proving installation by sample, guarantee that the effective clamping length of sample is 10cm, pre-tension (cN) is 0.05 × sample line density (dtex);
5) megger (11) voltage switch is put 100V place, after 30s, read resistance value;
6) by following formulae discovery volume of sample ratio resistance (Ω cm).
In formula:
ρ
vi-the i-th volume of sample ratio resistance, Ω cm;
R
i-the i-th sample resistance test value, Ω;
T-sample line density, tex;
L
i-the i-th sample holder length, cm;
σ-volume of sample density, g/cm
3.
Sample: 1# polyamide fibre base white can contaminate electrically conductive filament, and line density 22dtex/3f(adds metal oxide)
Table 1 is depicted as 1# polyamide fibre base white can contaminate electrically conductive filament conducting performance test data, polyamide fibre volume ratio density 1.14 g/cm
3, this sample volume ratio resistance is 1.3 × 10 after tested
4Ω cm.
Table 1 1# conduction polyamide fibre conducting performance test data summarization
Sample: 2# polyamide fibre base grey electrically conductive filament, line density 22dtex/3f(adds carbon black)
Table 2 is depicted as 2# polyamide fibre base grey electrically conductive filament conducting performance test data, polyamide fibre volume ratio density 1.14 g/cm
3, this sample volume ratio resistance is 1.6 × 10 after tested
3Ω cm.
Table 2 2# conduction polyamide fibre conducting performance test data summarization
Above by reference to the accompanying drawings to invention has been exemplary description; obvious realization of the present invention is not subject to the restrictions described above; as long as have employed the various transformations that method of the present invention is conceived and technical scheme is carried out; or design of the present invention and technical scheme directly applied to other occasions, all in protection scope of the present invention without to improve.
Claims (5)
1. an electrically conductive filament conducting performance test device, it is characterized in that: comprise insulator (1), two copper chucks (21,22), two copper supports (31,32), insulating support (7), pulley (8), tension force counterweight (9), insulating guide rail (10) and meggers (11);
Described insulating guide rail (10) is arranged on insulator (1), described insulating guide rail (10) is arranged two copper supports (31,32), two copper supports (31,32) are connected with negative pole with the positive pole of megger (11) respectively by connection wire (51,52), each copper cantilever tip arranges copper chuck (21,22), described insulating support (7) is arranged on a copper support, and described insulating support (7) top arranges pulley (8).
2. electrically conductive filament conducting performance test proving installation according to claim 1, is characterized in that: at least one copper support slides setting on insulating guide rail (10).
3. electrically conductive filament conducting performance test proving installation according to claim 2, it is characterized in that: under the condition applying pre-tension, sample is stretched, adopt copper grips sample, under assigned voltage condition, test sample resistance, sample holder length adjusts by insulating guide rail (10).
4. an electrically conductive filament conducting performance test method, is characterized in that described method comprises following testing procedure:
1) extract 10 cylinder silks, get the long synnema of about 30cm 3 sections at random, totally 30 sections for every;
2) sample processes 30 min in the baking oven of 50 DEG C;
3) sample damping air: temperature 20 ± 2 DEG C, humidity 35 ± 5%, conductive terylene long filament damping 2h, conduction chinlon filament damping 4h;
4) be fixed on by sample on the described proving installation of one of claim 1-3, guarantee that the effective clamping length of sample is 10cm, pre-tension is 0.05 × sample line density;
5) megger (11) voltage switch is put 100V place, after 30s, read resistance value;
6) volume of sample ratio resistance is calculated.
5. electrically conductive filament conducting performance test method according to claim 4, is characterized in that obtaining volume of sample ratio resistance Ω cm by following formulae discovery;
In formula:
ρ
vi-the i-th volume of sample ratio resistance, Ω cm;
R
i-the i-th sample resistance test value, Ω;
T-sample line density, tex;
L
i-the i-th sample holder length, cm;
σ-volume of sample density, g/cm
3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510235896.6A CN104865466A (en) | 2015-05-11 | 2015-05-11 | Conductive performance testing method and testing device for conductive filament |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510235896.6A CN104865466A (en) | 2015-05-11 | 2015-05-11 | Conductive performance testing method and testing device for conductive filament |
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| CN104865466A true CN104865466A (en) | 2015-08-26 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510235896.6A Pending CN104865466A (en) | 2015-05-11 | 2015-05-11 | Conductive performance testing method and testing device for conductive filament |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106990293A (en) * | 2017-05-27 | 2017-07-28 | 河南省纺织产品质量监督检验院 | The resistor detection method and detection means of conductive yarn |
| CN111404089A (en) * | 2020-04-20 | 2020-07-10 | 青田林心半导体科技有限公司 | Equipment for automatically stripping outer skins of waste wires |
Citations (4)
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|---|---|---|---|---|
| KR101202723B1 (en) * | 2011-06-29 | 2012-11-19 | 한국표준과학연구원 | Measurement device for resistance and resistivity of cable |
| CN202758002U (en) * | 2012-08-17 | 2013-02-27 | 中国科学院宁波材料技术与工程研究所 | Resistivity testing device |
| CN103926464A (en) * | 2014-04-25 | 2014-07-16 | 青岛大学 | Silver fiber resistance testing device |
| CN104597327A (en) * | 2015-02-06 | 2015-05-06 | 厦门大学 | Ceramic fiber resistivity testing method |
-
2015
- 2015-05-11 CN CN201510235896.6A patent/CN104865466A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101202723B1 (en) * | 2011-06-29 | 2012-11-19 | 한국표준과학연구원 | Measurement device for resistance and resistivity of cable |
| CN202758002U (en) * | 2012-08-17 | 2013-02-27 | 中国科学院宁波材料技术与工程研究所 | Resistivity testing device |
| CN103926464A (en) * | 2014-04-25 | 2014-07-16 | 青岛大学 | Silver fiber resistance testing device |
| CN104597327A (en) * | 2015-02-06 | 2015-05-06 | 厦门大学 | Ceramic fiber resistivity testing method |
Non-Patent Citations (1)
| Title |
|---|
| ISO COPYRIGHT OFFICE: "《ISO13931Carbon fibre — Determination of volume resistivity》", 31 December 2013 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106990293A (en) * | 2017-05-27 | 2017-07-28 | 河南省纺织产品质量监督检验院 | The resistor detection method and detection means of conductive yarn |
| CN106990293B (en) * | 2017-05-27 | 2023-04-07 | 河南省纺织产品质量监督检验院 | Resistance detection method and detection device for conductive yarn |
| CN111404089A (en) * | 2020-04-20 | 2020-07-10 | 青田林心半导体科技有限公司 | Equipment for automatically stripping outer skins of waste wires |
| CN111404089B (en) * | 2020-04-20 | 2020-10-23 | 青田林心半导体科技有限公司 | Equipment for automatically stripping outer skins of waste wires |
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Application publication date: 20150826 |