After the pipe string is placed to a predetermined position in the well, pressurizing in the tubing to set the packer, and the hydraulic anchor expands the anchor claw under the action of hydraulic pressure and anchors the entire water injection pipe string. The start valve of the water distributor is automatically opened under the action of water injection pressure after the packer setting is completed, to achieve normal water injection.
The tool is made of stainless steel, has good anti-corrosion and anti-scaling performance, flexible water distribution and low torque; the nozzle adjustment is continuous, the water volume is more accurate and easier to control; the inner diameter of the water distributor at all levels is consistent, and the number of layers is not limited; Concentric structure, high success rate of test and distribution, suitable for the highly-deviated directional Wells; it has anti-spitting function to prevent sand production in the formation when stopping injection.
1.the product has the features of simple structure, low cost, easy to operate, convenient for well flushing and sand production has little effect on pipe string.
2. The water nozzle is assembled on the core of the hollow water distributor, and It's easy to replace and adjust the water nozzle.
|Maximum outer diameter，mm||106||106||106||106|
|Central tube positioning step inner diameter,mm||57||53||49||45|
|Central tube seal inner diameter,mm||59||56||52||48|
|The maximum outer diameter of the core，mm||58||55||51||47|
|The minimum inner diameter of the core,mm||55||51||47||43|
|Core inner diameter,mm||49||44||39||32|
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