CN105136530B - A kind of in-situ check and test method of cable shield material - Google Patents
A kind of in-situ check and test method of cable shield material Download PDFInfo
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- CN105136530B CN105136530B CN201510355824.5A CN201510355824A CN105136530B CN 105136530 B CN105136530 B CN 105136530B CN 201510355824 A CN201510355824 A CN 201510355824A CN 105136530 B CN105136530 B CN 105136530B
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- cable shield
- base
- reaction chamber
- test method
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- 239000000463 material Substances 0.000 title claims abstract description 37
- 238000011065 in-situ storage Methods 0.000 title claims abstract description 15
- 238000010998 test method Methods 0.000 title claims abstract description 15
- 238000006243 chemical reaction Methods 0.000 claims abstract description 29
- 238000001304 sample melting Methods 0.000 claims abstract description 18
- 238000001514 detection method Methods 0.000 claims abstract description 14
- 239000000155 melt Substances 0.000 claims abstract description 7
- 239000002184 metal Substances 0.000 claims abstract description 6
- 229910052751 metal Inorganic materials 0.000 claims abstract description 6
- 239000000203 mixture Substances 0.000 claims abstract description 6
- 239000003832 thermite Substances 0.000 claims abstract description 6
- 244000137852 Petrea volubilis Species 0.000 claims abstract description 4
- 239000000843 powder Substances 0.000 claims abstract description 4
- 238000001816 cooling Methods 0.000 claims abstract description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 229910002804 graphite Inorganic materials 0.000 claims description 6
- 239000010439 graphite Substances 0.000 claims description 6
- 239000000919 ceramic Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 238000005755 formation reaction Methods 0.000 claims description 2
- 238000002844 melting Methods 0.000 abstract description 7
- 230000008018 melting Effects 0.000 abstract description 7
- 239000002023 wood Substances 0.000 abstract 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 229910001369 Brass Inorganic materials 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000010951 brass Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 230000002335 preservative effect Effects 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
- Testing Relating To Insulation (AREA)
Abstract
A kind of in-situ check and test method of cable shield material, comprises the following steps:In the melt chamber that screen layer sample is placed in special melting appartus;Thermite is placed in the reaction chamber of special melting appartus and adds a little powder that ignites on its upper strata;Cover plate is covered, is lighted a fire with burning torch, makes the screen layer in melt chamber sample melting using thermit reaction;Question response terminates after cooling, takes out the sample solidified again in melt chamber;Sample surfaces dirt is polished off with sand paper;Utilize Portable conductivity meter or other potable metal composition detection instrument test samples.The sample melting device of cable shield of present invention detection screen layer includes base(1), middle base(2), fusing pipe(3), reaction chamber enclosure(4)And cover plate(5).Described device can be used for cable shield sample melting, be convenient for wood properly test.The device ease of assembly and break.The present invention can detect cable shield material easily and fast at the scene.
Description
Technical field
The present invention relates to a kind of in-situ check and test method of cable shield material, category cable onthe technology of site test field.
Background technology
Cable shield is the metal level that signal wire is wrapped up using conductance cloth, netted braided wire, for shielding
External interference, while reducing the loss of transmission signal.At present, the cable shield material of domestic goods differs, and common are pure
Copper, copper cover aluminum, brass.Cable in use, often peels off shell, screen layer is exposed in air so as to other
Conductor is connected.Now, corrosion resistance very well, directly exposed can be used the screen layer of fine copper material in atmosphere;And copper cover aluminum, brass
Corrosion resistance etc. material is very poor, need to take anti-corrosion measure.If do not differentiated using preceding to screen layer material, it is easy to make
Cause screen layer corrosion fracture into preservative treatment is improper.
At present, the detection method of cable shield material is a lot, including electron microscope method, spectroscopy, spectroscopic methodology, chromatogram
Method etc..They are all general metal material detection methods, but need to typically carried out in laboratory, it is difficult to onsite application.It is another
Aspect, the portable set of Site Detection metal material, such as Portable conductivity meter, portable direct-reading spectrometer, portable conjunction
Golden analyzer etc., is required to sample in bulk, but cable shield is usually to be worked out by wire, and sample is loose, difficult
To be detected using above-mentioned instrument.
The content of the invention
The purpose of the present invention is that the problem of being existed according to existing cable Site Detection, the present invention proposes a kind of cable shield
The in-situ check and test method and device of layer material.
Realize the technical scheme is that, the present invention provides a kind of sample melting device of cable shield, and using should
Device realizes the detection to cable shield.
The sample melting device of cable shield of the present invention, by base, middle base, fusing pipe, reaction chamber enclosure and cover plate group
Into.Middle base is embedded in the groove of base center upper portion, and fusing pipe is closely embedded in the groove of middle base center of top, is melted
Change inside pipe is melt chamber;There is the reaction chamber enclosure for being wrapped in middle base around middle base, reaction chamber enclosure is arranged on base,
Cover plate is arranged at the top of reaction chamber enclosure.
Base:Its material is graphite, and the fluted confession middle base in top is closely embedded in.
Middle base:Its material is high-temperature heat-conductive ceramics, and bottom can closely be embedded in base, and top is fluted close for fusing pipe
It is embedded.
Fusing pipe:Its material is high-temperature heat-conductive ceramics, is hollow tubular, bottom can closely be embedded in middle base, and top can be tight
Close embedded cover plate, inside is melt chamber, and sample melts and solidified herein.
React chamber enclosure:Its material is graphite, is placed on base, there is cylindrical cavity at middle part, cavity lower end tight is lived
Middle base, cavity upper end tight lives cover plate base projections, and this cavity formation reaction chamber, thermite reacts offer fusing herein
Sample institute calorific requirement.
Cover plate:Its material is graphite, is placed on reaction chamber enclosure, and its base projections is closely outside embedded fusing pipe and reaction chamber
Between shell, sidepiece leaves lighting-up tuyere, is used during for igniting.
A kind of in-situ check and test method of cable shield material of the present invention, it comprises the following steps:
(1)In the melt chamber that screen layer sample is placed in the sample melting device of the cable shield;
(2)In the reaction chamber that thermite is placed in the sample melting device of the cable shield, and add a little on its upper strata
Ignite powder;
(3)Cover plate is covered, is lighted a fire with burning torch, makes the screen layer in melt chamber sample melting using thermit reaction;
(4)Question response terminates after cooling, takes out the sample solidified again in melt chamber;
(5)Sample surfaces dirt is polished off with sand paper;
(6)Using Portable conductivity meter or other potable metal composition detection instrument test samples, screen layer material is judged
Matter.
The beneficial effects of the invention are as follows a kind of in-situ check and test method of cable shield material disclosed by the invention utilizes electricity
The sample melting device fusing cable shield sample of cable screen layer, and it is frozen into bulk, so as to easily using portable
Formula conductivity meter or other potable metal composition detection instrument test samples, judge screen layer material, with easy to use, detection
Fireballing feature, thoroughly solves the problem of cable shield material is difficult to Site Detection.In addition, one kind disclosed by the invention
The sample melting device of cable shield have it is simple in construction, it is with low cost, the characteristics of convenient disassembly.
Present invention can apply to the Site Detection of cable shield material.
Brief description of the drawings
Fig. 1 is the structural representation of the sample melting device of cable shield of the present invention;
In figure, 1 is base;2 be middle base;3 be fusing pipe;4 be reaction chamber enclosure;5 be cover plate;6 be melt chamber;7 are
Reaction chamber;8 be lighting-up tuyere.
Embodiment
For technology contents, feature and effect of the present invention can be further appreciated that, following examples are hereby enumerated, and coordinate accompanying drawing
Describe in detail as follows:
The sample melting device of cable shield of the embodiment of the present invention is as shown in Figure 1.The sample melting device of cable shield
Including base 1, middle base 2 melts pipe 3, reaction chamber enclosure 4 and cover plate 5.Middle base 2 is embedded in the groove of the center of top of base 1
In, fusing pipe 3 is closely embedded in the groove of the center of top of middle base 2, and the inside of fusing pipe 3 is melt chamber 6;Around middle base 2
There is the reaction chamber enclosure 4 for being wrapped in middle base, reaction chamber enclosure 4 is arranged on base 1, and cover plate is arranged at the top of reaction chamber enclosure 4
5, sidepiece leaves lighting-up tuyere 8, is used during for igniting.
A kind of in-situ check and test method of cable shield material, it comprises the following steps:
(1)Cable is peeled off, screen layer sample is intercepted with scissors, it is ensured that sample cleanup, it is to avoid other positions of cable or scene
Other dirts are mixed into screen layer sample;
(2)Melting appartus cover plate is removed, all stains, caking, attachment, residue and moisture in remove device, and examined
Look into whether other positions of melting appartus firmly install;
(3)Screen layer sample is placed in the melt chamber of special melting appartus and is compacted, sample size is adjusted in melt chamber
Middle high 2cm or so;
(4)In the reaction chamber that thermite is placed in special melting appartus, aluminothermy dosage is added to away from the 1cm of reaction chamber top,
And add a little powder that ignites on its upper strata;
(5)Cover plate is covered, is lighted a fire with burning torch, makes the screen layer in melt chamber sample melting using thermit reaction;
(6)After 30s to be cooled, melting appartus can be taken apart, the sample solidified again in melt chamber is taken out;
(7)Sample surfaces dirt is polished off with sand paper, and sample is had a smooth plane;
(8)Using Portable conductivity meter or other potable metal composition detection instrument test samples, screen layer material is judged
Matter.
Claims (7)
1. a kind of in-situ check and test method of cable shield material, it is characterised in that the described method comprises the following steps:
(1) screen layer sample is placed in the melt chamber of the sample melting device of cable shield;
(2) thermite is placed in the reaction chamber of the sample melting device of the cable shield, and adds on its upper strata and ignite a little
Powder;
(3) cover plate is covered, is lighted a fire with burning torch, makes the screen layer in melt chamber sample melting using thermit reaction;
(4) question response terminates after cooling, takes out the sample solidified again in melt chamber;
(5) sample surfaces dirt is polished off with sand paper;
(6) Portable conductivity meter or other potable metal composition detection instrument test samples are utilized, screen layer material is judged.
2. a kind of in-situ check and test method of cable shield material according to claim 1, it is characterised in that the cable
The sample melting device of screen layer is by base, middle base, fusing pipe, reaction chamber enclosure and cover plate composition;Middle base is embedded in base
In the groove of center upper portion, fusing pipe is closely embedded in the groove of middle base center of top, is melt chamber inside fusing pipe;In
Between have the reaction chamber enclosure for being wrapped in middle base around seat, reaction chamber enclosure is arranged on base, and the top of reaction chamber enclosure has
Cover plate.
3. a kind of in-situ check and test method of cable shield material according to claim 2, it is characterised in that the bottom
Seat, its material is graphite, and the fluted confession middle base in top is closely embedded in.
4. a kind of in-situ check and test method of cable shield material according to claim 2, it is characterised in that the centre
Seat, its material is high-temperature heat-conductive ceramics, and bottom can closely be embedded in base, and top is fluted close embedded for fusing pipe.
5. a kind of in-situ check and test method of cable shield material according to claim 2, it is characterised in that the fusing
Pipe:Its material is high-temperature heat-conductive ceramics, is hollow tubular, bottom can closely be embedded in middle base, and top can closely be embedded in cover plate, interior
Portion is melt chamber, and sample melts and solidified herein.
6. a kind of in-situ check and test method of cable shield material according to claim 2, it is characterised in that the reaction
Chamber enclosure, its material is graphite, is placed on base, there is cylindrical cavity at middle part;Cavity lower end tight is lived on middle base, cavity
End tight lives cover plate base projections, this cavity formation reaction chamber, and thermite reacts offer fusing sample institute calorific requirement herein.
7. a kind of in-situ check and test method of cable shield material according to claim 2, it is characterised in that the lid
Plate, its material is graphite, is placed on reaction chamber enclosure, and its base projections closely manage between reaction chamber enclosure by embedded fusing, lid
The sidepiece of plate base projections leaves lighting-up tuyere, is used during for igniting.
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CN201510355824.5A CN105136530B (en) | 2015-06-25 | 2015-06-25 | A kind of in-situ check and test method of cable shield material |
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CN201510355824.5A CN105136530B (en) | 2015-06-25 | 2015-06-25 | A kind of in-situ check and test method of cable shield material |
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CN105136530B true CN105136530B (en) | 2017-10-17 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1153664B (en) * | 1962-05-03 | 1963-08-29 | Elektro Thermit Gmbh | Method and device for rendering machines, devices and tanks unusable, in particular gun barrels for military purposes |
US5062903A (en) * | 1989-09-13 | 1991-11-05 | Erico Products, Inc, | Welding process and mixture of reactants for use in such process |
CN202329130U (en) * | 2011-11-23 | 2012-07-11 | 天津口岸检测分析开发服务有限公司 | Novel molten sample furnace |
CN204214712U (en) * | 2014-10-27 | 2015-03-18 | 苏州威奥得焊材科技有限公司 | A kind of sample-melting device of melting spectrum samples |
JP6036632B2 (en) * | 2013-10-04 | 2016-11-30 | カシオ計算機株式会社 | Printing plate manufacturing method, printing plate manufacturing apparatus, data generation method, and program |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6036632A (en) * | 1983-08-09 | 1985-02-25 | Nippon Denko Kk | Production of metallic alloy by thermit method |
CN105086720A (en) * | 2015-07-11 | 2015-11-25 | 合肥正浩机械科技有限公司 | Anticorrosive metal surface treating agent and preparation method thereof |
-
2015
- 2015-06-25 CN CN201510355824.5A patent/CN105136530B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1153664B (en) * | 1962-05-03 | 1963-08-29 | Elektro Thermit Gmbh | Method and device for rendering machines, devices and tanks unusable, in particular gun barrels for military purposes |
US5062903A (en) * | 1989-09-13 | 1991-11-05 | Erico Products, Inc, | Welding process and mixture of reactants for use in such process |
CN202329130U (en) * | 2011-11-23 | 2012-07-11 | 天津口岸检测分析开发服务有限公司 | Novel molten sample furnace |
JP6036632B2 (en) * | 2013-10-04 | 2016-11-30 | カシオ計算機株式会社 | Printing plate manufacturing method, printing plate manufacturing apparatus, data generation method, and program |
CN204214712U (en) * | 2014-10-27 | 2015-03-18 | 苏州威奥得焊材科技有限公司 | A kind of sample-melting device of melting spectrum samples |
Non-Patent Citations (2)
Title |
---|
"氩提取系统中的石墨熔样炉";蒋文毓 等;《地质科学》;19860430(第2期);第194-199页 * |
"高频重熔制样法在钢铁样品Ⅹ荧光光谱分析中的应用";李振伍;《冶金分析与测试》;19851231(第5期);第39-42页 * |
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