Patent ID: 11881690
Assignee: STATE GRID HUZHOU POWER SUPPLY COMPANY
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  B | IPC B  H

Claim 2:
3. The insulating coating device for the electric wire of claim 2, further comprising a circular pipe, wherein the circular pipe comprises two second pressing parts which are configured to divide the circular pipe into two parts along a longitudinal cross section of the circular pipe, the air bag is detachably connected to the inner wall of the pressing pipe, the air bag is detachably connected to an inner wall of the circular pipe, the circular pipe is provided with a through hole for the air pipe joint to protrude, a cross section of the pressing pipe is square-frame-shaped, an inner top and an inner bottom of the pressing pipe each are provided with an arc groove, and the circular pipe is capable of being snapped into two arc grooves of the pressing pipe.