Production Technology of Frequency Conversion Cable Used in Coal Mine
A frequency conversion cable and production process technology, which is used in cable/conductor manufacturing, circuits, electrical components, etc., can solve the problems of lack of safety performance of power connection cables, and ensure the quality of power supply and transmission, excellent flame retardant performance, and tear resistance. good effect of cracking and flame retardant performance
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[0030] The above description is only an overview of the technical solution of the present invention. In order to better understand the technical means of the present invention, it can be implemented according to the contents of the description, and in order to make the above and other purposes, features and advantages of the present invention more obvious and understandable , the specific embodiments of the present invention are enumerated below.
[0031] See figure 1 , The frequency conversion cable for coal mines includes a power core 1, a control core 2, a filling core 3, an inner sheath 4, a shielding layer 5 and an outer sheath 6. There are three power cores 1 and three control cores 2; the three power cores 1 and the three control cores 2 are arranged at intervals, and are tangent to the two adjacent cores, forming a saddle-shaped space in the middle; filling core 3 It is saddle-shaped and is set in the saddle-shaped space. The saddle-shaped filler core 3 stabilizes th...
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