A device for preventing temporary cables from mopping the ground in construction projects
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- 邱凤玲
- Publication Date
- 2021-03-16
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Abstract
Description
technical field
[0001] The invention belongs to the technical field of cable erection auxiliary devices, and more specifically relates to a device for preventing temporary cables from dragging the ground in construction projects. Background technique
[0002] The cable is usually a rope-like cable twisted by several or groups of wires [at least two in each group]. Each group of wires is insulated from each other and is often twisted around a center. Insulating covering. Most of them are erected in the air or installed underground or underwater for telecommunications or power transmission. An insulated wire consisting of one or more mutually insulated conductive cores placed in a sealed sheath. A protective covering can be added to the outside for transmission, distribution of electrical energy or transmission of electrical signals. The difference between it and ordinary wires is mainly that the cable size is larger and the structure is more complicated.
[0003] During t...