Deadline Anchor

Deadline Anchor is a mechanism that converts deadline pull of a drilling rig into liquid pressure. It is one of the important components of weight indicating system, which can be used with load cell to work as the primary instrument, and then makes a weight indicating system together with weight indicator and recorder

The deadline anchor is used to tie down the drill line and provide accurate weight measurements suspended from the top drive, i.e. hook load. The wire drum attached to the anchor is designed to rotate during a slip-and-cut procedure. Deadline Anchors from All petro offer industry-leading load capacities and are designed and monogrammed per API 8C specifications.

A rotating drum is used to efficiently slip drill line by optimizing safety and reduce down time.Full line of all-weather, quality-built deadline anchors pull capacities from 30,000 to 120,000 pounds. Constructed with top-quality steel and proof-tested to 120% of rated capacity, All petro deadline Anchors are highly accurate, super-strong anchors of exceptional reliability.

Features

  • Various models available for deadline loads ratings up to 200 kips, and accommodate wire line sizes range from 5/8” to 2 1/2”.
  • Designed for easy service and maintenance, handy service pocket is available when ordering.
  • Adjustable wire outlet direction for both floor and derrick leg mounting.
  • All drum surfaces are machined to extend wire rope life.
  • No chance of line jumping or crossing.
  • Weight indicator uses a 4:1 sensitivity movement to provide a highly accurate indication of bit weight.
  • Anchors are designed and tested for high strength, long life and exceptional accuracy.
  • Customizable design options are available.
ModelMaximum deadline pull(KN)Number of linesRated load(KN)Installation typeOutput pressure(Mpa)
JZG72720128640Horizontal9
1410080
JZG42420125040Vertical6
104200
JZG41410124920Horizontal6.83
104100
JZG35350124200Vertical6
103500
82800
JZG34A340124080Horizontal6
103400
JZG24240122880Vertical6
102400
81920
JZG20200102000Vertical6
81600
61200
JZG18A180101800Vertical6
81440
61080
JZG18180101800Horizontal6
81440
61080
JZG15150101500Horizontal6
81200
6900
JZG15A150101500Vertical6
81200
6900
JZG13136.66820Straight pull6
JZG121256750Straight pull5.2
JZG101008800Straight pull4.2
6600
4400
JZG10A1006600Horizontal6
4400

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