PROTECTOR Russian patent published in 2010 - IPC E21B17/10 

FIELD: mining.

SUBSTANCE: invention objective consists in reduction of power cable protector design element base, in enhanced manufacturability in production, in convenience of use in process of assembly and disassembly at well head, in higher reliability in operation and in competitiveness. Power cable protector in well, comprising seat and groove for power cable arrangement, reflectors for interaction with inner channel of flow string, differing by the fact that protector reflectors are arranged in the form of circular sector with seat for power cable on inner diametre of circular sector, at one side of seat in circular sector there is a bushing installed with right and left threads inside for spherical frame with according threads at the ends and stop screw, at the opposite side of seat there is a L-shaped slot and hole for stop screw with the possibility to insert spherical frame into L-shaped slot and to fix circular sector with power cable and spherical frame while stop screws interact with external surface of lifting pipe.

EFFECT: increased reliability and convenience in operation.

1 cl, 4 dwg