A in pit ka ding with buffering integrated device for plunger gas lift

The utility model provides an in pit ka ding with buffering integrated device for plunger gas lift. The utility model discloses an in pit ka ding with buffering integrated device for plunger gas lift, include: fishing head, spring, nut, a fender section of thick bamboo, joint, the jarring body, jack catch, string round pin spring silk, fishing head's lower part is shaft -like cylinder, and the spring housing is in on fishing head's the shaft -like cylinder, the both ends of spring are blockked by fishing head's terminal surface and the terminal surface that keeps off a section of thick bamboo respectively, keep off the barrel casing and establish the shaft -like cylinder lower extreme at fishing head, the shaft -like cylinder lower extreme at fishing head is installed to the nut, keep off a section of thick bamboo and articulate, connect and the jarring body coupling, the jack catch cover is established on the jarring body, the lower extreme of jack catch is equipped with two cards and decides the claw, the lower extreme inner wall that the claw is decided to the card is equipped with interior boss, the card is decided the lower extreme outer wall installation of claw and is hung round pin spring silk. The utility model discloses can slow down the plunger falling speed, protection plunger and oil pipe can reach good spacing and buffering effect.