An insulation support used for fixing a drainage thread

The utility model discloses an insulation support used for fixing a drainage thread. The characteristics are that the upper end of a metal fixing pedestal (1) is separately connected one end of each of two horizontal insulation support tubular products (2) in a V shape, and the other end of the horizontal insulation support tubular product (2) is connected to the upper end of an insulation frontwards-extending tubular product (4). The lower end of the metal fixing pedestal (1) is separately connected one end of each of two inclined insulation support tubular products (8), and the other end of the inclined insulation support tubular product (8) is connected to the lower end of the insulation frontwards-extending tubular product (4). Two ratchet support fixing devices (3) are uniformly connected to the metal fixing pedestal (1). The front end of the insulation frontwards-extending tubular product is uniformly connected to a drainage thread fixing groove (5). The insulation support used for fixing the drainage thread of the utility model is simple in structure, flexible in adjusting, stable in installation, broad in application scope and raised in live-line working efficiency. The insulation support used for fixing the drainage thread is safe and reliable, and can ensure safety of live-line working.