CN209766113U - double-armored high-temperature-resistant test cable - Google Patents
double-armored high-temperature-resistant test cable Download PDFInfo
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- CN209766113U CN209766113U CN201921376497.1U CN201921376497U CN209766113U CN 209766113 U CN209766113 U CN 209766113U CN 201921376497 U CN201921376497 U CN 201921376497U CN 209766113 U CN209766113 U CN 209766113U
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Abstract
The utility model discloses a high temperature resistant test cable of two armoring belongs to the test cable field. The utility model comprises a test wire core, wherein the outer side of the test wire core is wrapped with an inner insulating layer, an inner armor layer, an outer insulating layer and an outer armor layer in sequence; the inner armor layer is an alloy 825 inner armor layer; the outer armor layer is an alloy 825 outer armor layer. In the test cable of the utility model, the inner armor layer and the outer armor layer are both made of alloy 825, so that the cable has super-strong anti-interference performance, the interference of external signals to the cable is effectively reduced, the signal transmission quality is improved, and the data transmission is more accurate and stable; moreover, the armor layer is additionally arranged, so that the strength is high, the high-temperature resistance is good, and the highest temperature resistance can reach 1200 ℃; the utility model discloses the both sides of interior armor are the magnesium oxide filling layer, and insulating properties is good, and dielectric strength reaches 500M omega. The utility model discloses a two armoring high temperature resistant test cable's diameter is little, high temperature resistant, and the interference killing feature is strong, can satisfy special environment requirement.
Description
Technical Field
The utility model relates to a test cable field, in particular to two armor high temperature resistant test cables.
Background
A test cable is a type of cable used to connect a test instrument to a device under test. The test cable is used as a signal transmission channel between the test component and the tested piece, and the performance of the test cable directly influences the precision of the test result.
the test cable in the prior art can not prevent static electricity and shield electromagnetic interference simultaneously, and the outer sheath of the existing test cable has low temperature resistance and thick diameter of the test cable, so that the existing test cable can not be used in a high-temperature environment, and can not meet special environments, for example, the application in places with high performance requirements such as airplane detection system transmission information and the like.
therefore, the development of the test cable which can simultaneously prevent static electricity and shield electromagnetic interference and has stable electrical performance, high temperature resistance and small diameter is significant for being suitable for places with high performance requirements such as airplane detection system information transmission and the like.
SUMMERY OF THE UTILITY MODEL
In order to compensate the deficiency of the prior art, the utility model provides a can be high temperature resistant, jam-proof, prevent static, ensure the accurate two armor high temperature test cable of test data.
The technical scheme of the utility model is that:
A double-armored high-temperature-resistant test cable comprises a test wire core, wherein an inner insulating layer, an inner armor layer, an outer insulating layer and an outer armor layer are sequentially wrapped on the outer side of the test wire core, the inner armor layer is an alloy 825 inner armor layer, the outer armor layer is an alloy 825 outer armor layer, the inner armor layer is made of alloy 825, the heat-resistant melting temperature is within the range of 1000 ~ 1200 ℃, the inner armor layer is also used as an inner shielding layer, the outer armor layer is made of alloy 825, and the heat-resistant melting temperature is within the range of 1000 ~ 1200 ℃.
Preferably, the diameter of the test wire core is 0.3 ~ 0.7.7 mm, the outer diameter of the inner insulating layer is 1.0 ~ 1.4.4 mm, the thickness of the inner insulating layer is 0.3 ~ 0.4mm, the outer diameter of the inner armor layer is 1.4 ~ 1.8.8 mm, the thickness of the inner armor layer is 0.15 ~ 0.25.25 mm, the outer diameter of the outer insulating layer is 2.1 ~ 2.5.5 mm, the thickness of the outer insulating layer is 0.3 ~ 0.4mm, the outer diameter of the outer armor layer is 2.8 ~ 3.2mm, and the thickness of the outer armor layer is 0.3 ~ 0.4.4 mm.
furthermore, the diameter of the test wire core is 0.5 mm, the outer diameter of the inner insulating layer is 1.2 mm, and the thickness of the inner insulating layer is 0.35 mm; the outer diameter of the inner armor layer is 1.6 mm, and the thickness of the inner armor layer is 0.2 mm; the outer diameter of the outer insulating layer is 2.3 mm, and the thickness of the outer insulating layer is 0.35 mm; the outer diameter of the outer armor layer is 3.0mm, and the thickness is 0.35 mm.
preferably, the test wire core is a pure nickel wire test wire core. The pure nickel wire is taken as a test wire core, and the melting temperature is 1500 ℃.
Preferably, the inner insulating layer is a magnesium oxide filled inner insulating layer. The outer insulating layer of the inner insulating layer is filled with 99.7 percent of high-purity magnesium oxide powder, and the heat-resistant temperature is 2800 ℃.
Preferably, the outer insulating layer is a magnesium oxide filled outer insulating layer. The outer insulating layer is filled with 99.7% high-purity magnesia powder, and the heat-resisting temperature is 2800 ℃.
Preferably, the thickness of the inner insulating layer is equal to that of the outer insulating layer.
Preferably, the outer armor layer is 0.1 ~ 0.2.2 mm thicker than the inner armor layer.
The utility model has the advantages that:
1. The utility model discloses a test cable which comprises an inner armor layer and an outer armor layer, wherein, the double armor layers are both made of alloy 825; the high temperature resistance is good, and the highest temperature resistance can reach 1200 ℃; the armored layer is additionally arranged, so that the strength is high, the cable has super-strong anti-interference performance, the interference of external signals to the cable is effectively reduced, the signal transmission quality is improved, and the data transmission is more accurate and stable;
2. The two sides of the inner armor layer in the test cable are both magnesium oxide filling layers, the insulation performance is good, and the insulation strength reaches 500M omega;
3. The double-armored high-temperature-resistant test cable has the advantages of small diameter, high temperature resistance and strong anti-interference capability, and can meet the requirements of special environments; the method can be applied to places with high performance requirements such as airplane detection systems for transmitting information;
4. the utility model discloses a test cable can use the great needs measured signal's in magnetic field region.
Drawings
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is the structure schematic diagram of the double-armored high temperature resistant test cable of the present invention.
Detailed Description
A double-armored high-temperature-resistant test cable comprises a test cable core, wherein an inner insulating layer, an inner armor layer, an outer insulating layer and an outer armor layer are sequentially wrapped outside the test cable core; the inner armor layer is an alloy 825 inner armor layer; the outer armor layer is an alloy 825 outer armor layer.
In some embodiments, the test wire core has a diameter of 0.3 ~ 0.7.7 mm, the inner insulation layer has an outer diameter of 1.0 ~ 1.4.4 mm and a thickness of 0.3 ~ 0.4mm, the inner armor layer has an outer diameter of 1.4 ~ 1.8.8 mm and a thickness of 0.15 ~ 0.25.25 mm, the outer insulation layer has an outer diameter of 2.1 ~ 2.5.5 mm and a thickness of 0.3 ~ 0.4.4 mm, and the outer armor layer has an outer diameter of 2.8 ~ 3.2.2 mm and a thickness of 0.3 ~ 0.4.4 mm.
In a preferred embodiment, the diameter of the test wire core is 0.5 mm, the outer diameter of the inner insulating layer is 1.2 mm, and the thickness is 0.35 mm; the outer diameter of the inner armor layer is 1.6 mm, and the thickness is 0.2 mm; the outer diameter of the outer insulating layer is 2.3 mm, and the thickness is 0.35 mm; the outer armor layer has an outer diameter of 3.0mm and a thickness of 0.35 mm.
In some embodiments, the test wire core is a pure nickel wire test wire core.
In some embodiments, the inner insulating layer is a magnesium oxide filled inner insulating layer.
In some embodiments, the outer insulating layer is magnesium oxide filled.
In some embodiments, the inner insulating layer is equal in thickness to the outer insulating layer.
In some embodiments, the outer armor is 0.1 ~ 0.2.2 mm thicker than the inner armor.
Example 1
As shown in figure 1, the double-armored high-temperature-resistant test cable comprises a test cable core 1, wherein an inner insulating layer 2, an inner armor layer 3, an outer insulating layer 4 and an outer armor layer 5 are sequentially wrapped outside the test cable core 1.
Wherein the test wire core is a pure nickel wire test wire core with the diameter of 0.5 mm;
The inner insulating layer is formed by filling magnesium oxide into the inner insulating layer, the outer diameter of the inner insulating layer is 1.2 mm, and the thickness of the inner insulating layer is 0.35 mm;
the inner armor layer is an alloy 825 inner armor layer, namely, the inner armor layer is made of the alloy 825, the outer diameter is 1.6 mm, and the thickness is 0.2 mm;
The outer insulating layer is formed by filling magnesium oxide into the outer insulating layer, the outer diameter of the outer insulating layer is 2.3 mm, and the thickness of the outer insulating layer is 0.35 mm;
the outer armor is alloy 825 outer armor, i.e., the outer armor is made of alloy 825, with an outer diameter of 3.0mm and a thickness of 0.35 mm.
The magnesium oxide fill used as the inner and outer insulation layers was 99.7% high purity magnesium oxide powder.
of the present embodiment
The double-armored high-temperature-resistant test cable has the outer diameter of 3.0mm, can resist the high temperature of 1000 ~ 1200 ℃, has the insulation strength of 500 MOmega and has strong anti-interference capability.
Example 2
As shown in figure 1, the double-armored high-temperature-resistant test cable comprises a test cable core 1, wherein an inner insulating layer 2, an inner armor layer 3, an outer insulating layer 4 and an outer armor layer 5 are sequentially wrapped outside the test cable core 1.
Wherein the test wire core is a pure nickel wire test wire core with the diameter of 0.6 mm;
The inner insulating layer is formed by filling magnesium oxide into the inner insulating layer, the outer diameter of the inner insulating layer is 1.4 mm, and the thickness of the inner insulating layer is 0.40 mm;
The inner armor layer is an alloy 825 inner armor layer, namely, the inner armor layer is made of the alloy 825, the outer diameter is 1.8 mm, and the thickness is 0.2 mm;
The outer insulating layer is formed by filling magnesium oxide into the outer insulating layer, the outer diameter of the outer insulating layer is 2.5 mm, and the thickness of the outer insulating layer is 0.35 mm;
The outer armor is alloy 825 outer armor, i.e., the outer armor is made of alloy 825, has an outer diameter of 3.2mm and a thickness of 0.35 mm.
The armored high-temperature-resistant test cable has the advantages that the outer diameter is 3.2mm, the armored high-temperature-resistant test cable can resist the high temperature of 1000 ~ 1200 ℃, the insulation strength reaches 500 MOmega, and the anti-interference capability is strong.
Example 3
As shown in figure 1, the double-armored high-temperature-resistant test cable comprises a test cable core 1, wherein an inner insulating layer 2, an inner armor layer 3, an outer insulating layer 4 and an outer armor layer 5 are sequentially wrapped outside the test cable core 1.
Wherein the test wire core is a pure nickel wire test wire core with the diameter of 0.4 mm;
The inner insulating layer is formed by filling magnesium oxide into the inner insulating layer, the outer diameter of the inner insulating layer is 1.1 mm, and the thickness of the inner insulating layer is 0.35 mm;
The inner armor layer is an alloy 825 inner armor layer, namely, the inner armor layer is made of the alloy 825, the outer diameter is 1.6 mm, and the thickness is 0.25 mm;
The outer insulating layer is formed by filling magnesium oxide into the outer insulating layer, the outer diameter of the outer insulating layer is 2.4 mm, and the thickness of the outer insulating layer is 0.40 mm;
the outer armor is alloy 825 outer armor, i.e., the outer armor is made of alloy 825, with an outer diameter of 3.1mm and a thickness of 0.35 mm.
The magnesium oxide fill used as the inner and outer insulation layers was 99.7% high purity magnesium oxide powder.
The double-armored high-temperature-resistant test cable provided by the embodiment has the advantages that the outer diameter is 3.2mm, the high temperature of 1000 ~ 1200 ℃ is resisted, the insulation strength reaches 500M omega, and the anti-interference capability is strong.
Claims (8)
1. The utility model provides a high temperature resistant test cable of two armoring, includes test core, its characterized in that: the outer side of the test wire core is sequentially wrapped with an inner insulating layer, an inner armor layer, an outer insulating layer and an outer armor layer; the inner armor layer is an alloy 825 inner armor layer; the outer armor layer is an alloy 825 outer armor layer.
2. The double-armored high-temperature-resistant test cable of claim 1, wherein the diameter of the test wire core is 0.3 ~ 0.7.7 mm, the outer diameter of the inner insulating layer is 1.0 ~ 1.4.4 mm, the thickness of the inner insulating layer is 0.3 ~ 0.4mm, the outer diameter of the inner armor layer is 1.4 ~ 1.8.8 mm, the thickness of the inner armor layer is 0.15 ~ 0.25 mm, the outer diameter of the outer insulating layer is 2.1 ~ 2.5.5 mm, the thickness of the outer armor layer is 0.3 ~ 0.4.4 mm, the outer diameter of the outer armor layer is 2.8 ~ 3.2.2 mm, and the thickness of the outer armor layer is 0.3 ~ 0.4 mm.
3. The double-armored high temperature test cable of claim 1 or 2, wherein: the diameter of the test wire core is 0.5 mm, the outer diameter of the inner insulating layer is 1.2 mm, and the thickness of the inner insulating layer is 0.35 mm; the outer diameter of the inner armor layer is 1.6 mm, and the thickness of the inner armor layer is 0.2 mm; the outer diameter of the outer insulating layer is 2.3 mm, and the thickness of the outer insulating layer is 0.35 mm; the outer diameter of the outer armor layer is 3.0mm, and the thickness is 0.35 mm.
4. The double-armored high temperature test cable of claim 1 or 2, wherein: the test wire core is a pure nickel wire test wire core.
5. The double-armored high temperature test cable of claim 1 or 2, wherein: the inner insulating layer is filled with magnesium oxide.
6. The double-armored high temperature test cable of claim 1 or 2, wherein: the outer insulating layer is filled with magnesium oxide.
7. The double-armored high temperature test cable of claim 1 or 2, wherein: the thickness of the inner insulating layer is equal to that of the outer insulating layer.
8. The double-armored high-temperature-resistant test cable of claim 1 or 2, wherein the outer armor layer is 0.1 ~ 0.2.2 mm thicker than the inner armor layer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921376497.1U CN209766113U (en) | 2019-08-23 | 2019-08-23 | double-armored high-temperature-resistant test cable |
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| CN201921376497.1U CN209766113U (en) | 2019-08-23 | 2019-08-23 | double-armored high-temperature-resistant test cable |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110428935A (en) * | 2019-08-23 | 2019-11-08 | 山东华宁电伴热科技有限公司 | A kind of double armature high temperature resistant test cable |
| CN113325032A (en) * | 2021-06-08 | 2021-08-31 | 山东华宁电伴热科技有限公司 | Electric tracing detection device and method |
-
2019
- 2019-08-23 CN CN201921376497.1U patent/CN209766113U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110428935A (en) * | 2019-08-23 | 2019-11-08 | 山东华宁电伴热科技有限公司 | A kind of double armature high temperature resistant test cable |
| CN113325032A (en) * | 2021-06-08 | 2021-08-31 | 山东华宁电伴热科技有限公司 | Electric tracing detection device and method |
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