Underground cable
The utility model discloses an underground cable, including cable core, insulating layer and crust, characterized by: outside -in has set gradually first inoxidizing coating, outer armor layer, secondinoxidizing coating and inner armor layer between crust and the insulating layer, first inoxidizing...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses an underground cable, including cable core, insulating layer and crust, characterized by: outside -in has set gradually first inoxidizing coating, outer armor layer, secondinoxidizing coating and inner armor layer between crust and the insulating layer, first inoxidizing coating and second inoxidizing coating are the glass fiber layer. The outer armor layer of this cable and inner armor layer can bear gnawing of mouse to a certain extent and sting, and the cable can effectively be protected to the armor in a period, and first inoxidizing coating and the second inoxidizing coating back of being broken by the teeth, its inside glass fiber comes out, gnaws the in -process of stinging the mouse, is cavity that the glass residue who smashes the form will injure themouse and makes to produce to fear to the cable and feel. This kind of underground cable adopts multilayer protection against rodents structure, has eliminated the influence that the mouse suffers from basically, and the prote |
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