An agricultural machinery cable and its automatic testing device
An automated testing and cable technology, applied in the field of cables, can solve problems such as low accuracy and correctness, difficult problems in agricultural machinery cable testing, and low work efficiency, and achieve extended service life, excellent protection performance, and good support and protection effects Effect
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Embodiment 1
[0038] Such as figure 1As shown, the agricultural machinery cable of the present embodiment includes a main cable from the inside to the outside, a buffer layer 10 and an outer sheath 7; the main cable includes a cable core 1 from the inside to the outside, and 3 power cables twisted along the cable core Lines 2, 2 signal lines 3, 1 control line 4 and inner sheath 6; 2 signal lines 3 and 1 control line 4 are sandwiched in the gap between two adjacent power lines 2 respectively; the inner sheath 6 is also provided with a number of filling strips 5; the outer sheath 7 is extruded from nitrile polyvinyl chloride material;
[0039] The power line 2 includes a conductor body 204, a semiconducting layer 201, an insulating layer 202, and a shielding layer 203 from the inside to the outside; the shielding layer 203 is made of aramid fiber and copper alloy spiral wire;
[0040] The buffer layer 10 is composed of a number of elastic conductors 8 evenly distributed along the cable core ...
Embodiment 2
[0055] Such as figure 1 As shown, the agricultural machinery cable of the present embodiment includes a main cable from the inside to the outside, a buffer layer 10 and an outer sheath 7; the main cable includes a cable core 1 from the inside to the outside, and 3 power cables twisted along the cable core Lines 2, 2 signal lines 3, 1 control line 4 and inner sheath 6; 2 signal lines 3 and 1 control line 4 are sandwiched in the gap between two adjacent power lines 2 respectively; the inner sheath 6 is also provided with a number of filling bars 5;
[0056] The power line 2 includes a conductor body 204, a semiconducting layer 201, an insulating layer 202, and a shielding layer 203 from inside to outside; the shielding layer 203 is made of aramid fiber and aluminum alloy spiral wire;
[0057] The buffer layer 10 is composed of a number of elastic conductors 8 evenly distributed along the cable core 1, the buffer layer 10 is arranged between the main cable and the outer sheath 7...
Embodiment 3
[0067] Such as figure 1 As shown, the agricultural machinery cable of the present embodiment includes a main cable from the inside to the outside, a buffer layer 10 and an outer sheath 7; the main cable includes a cable core 1 from the inside to the outside, and 3 power cables twisted along the cable core Lines 2, 2 signal lines 3, 1 control line 4 and inner sheath 6; 2 signal lines 3 and 1 control line 4 are sandwiched in the gap between two adjacent power lines 2 respectively; the inner sheath 6 is also provided with a number of filling bars 5;
[0068] The power line 2 includes a conductor body 204, a semiconducting layer 201, an insulating layer 202, and a shielding layer 203 from inside to outside; the shielding layer 203 is made of aramid fiber and copper alloy spiral wire;
[0069] The buffer layer 10 is composed of a number of elastic conductors 8 evenly distributed along the cable core 1, the buffer layer 10 is arranged between the main cable and the outer sheath 7, ...
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Abstract
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