SUCKER ROD SUPPORT DEVICE Russian patent published in 2021 - IPC F04B47/02 E21B19/10 

FIELD: oil industry.

SUBSTANCE: invention relates to the oil industry, and in particular to a device for holding a sucker rod string. The device contains a body with a hole for the stem. The body consists of two half-cases 4 and 5, connected relative to each other by a threaded compression mechanism in the form of cylindrical pins located on both sides, inserted into the main 7 and additional holes 8 and 8' of the half-cases 4 and 5, respectively. Each pin is equipped with a thread for at least one corresponding nut 10. Each of the half-bodies 4 or 5 is provided with a longitudinal hole relative to the hole under the stem for the corresponding branch of the wellhead drive cable pair and a holder with a roller designed to interact with the stem. The rollers of the half-bodies 4 and 5 are sawn off with the possibility of rolling along the rod when the threaded compression mechanisms are loosened with the straightening of the curvature of the rod.

EFFECT: invention is aimed at expanding the functionality of the device.

2 cl, 5 dwg