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API 7-1 7" Hydraulic Jar for Petroleum Equipment

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Product Introduction

The Shengde QY hydraulic vibrator is a tool that helps to separate and disconnect different parts.


This tool combines both upward and downward movements, and uses a valve system to control the timing and stability of its actions. This ensures that the tool works reliably and consistently. The QY Hydraulic Drill Follow Shocker has a feature that allows the drill column to become more flexible before any shocks are released. Similarly, the QY hydraulic vibrator has a delay function that allows the drill pipe to stretch and store energy before vibrations are released. This helps to achieve the most effective vibration results.


In situations where the drilling tool gets stuck underground, the QY Hydraulic Drill Follow Shocker can provide a strong shock effect by following specific procedures in the well. This helps to unjam the tool and allows drilling operations to resume quickly.


Our Advantage

The QY Hydraulic Drill Follow Shocker allows the operator to easily release the upper drill tool by lifting or lowering it when used downhole, without the need for torque or external adjustments from the surface.


When used downhole, the operator only needs to lift or lower the drilling tool to release the shock force during upstroke or downstroke, without the need for torque or external adjustments.


The operator can release the shock force by simply lifting or lowering the drilling tool from the surface, without the need for torque or external adjustments, and the magnitude of the shock force can be adjusted within the allowed range.


This tool has reliable performance, easy and convenient operation, and can be widely utilized in drilling, coring, salvage, and workover operations.


Product Uses

Hydraulic shock absorbers are devices that utilize hydraulic principles to generate a forceful shock, primarily employed to resolve issues with stuck drill pipes during drilling operations. They can apply an upward or downward shock force to dislodge the drill pipe and restore normal drilling activities. The subsequent examples highlight various common scenarios where hydraulic shock absorbers are utilized:


1. Drilling: Throughout the drilling process, the drill pipe may become lodged due to intricate geological formations, extended pump stoppages, or mud accumulation on the drill bit. Hydraulic shock absorbers can alleviate these obstructions by generating a shock force, thereby enhancing drilling efficiency and reducing costs.


2. Bridge construction: Hydraulic vibrators find application in the construction of pile foundations for bridges. They ensure that the piles are swiftly and accurately driven into their predetermined positions, significantly improving construction efficiency and quality.


3. Highway construction: The construction of highway foundations and bridge piles necessitates high-performance and precise equipment. Hydraulic vibrators guarantee a smooth construction process by delivering efficient and stable performance.



FAQ

What is a hydraulic shock absorber and how does it function?


A hydraulic shock absorber is a type of tool used in drilling operations for oil and gas. Its purpose is to provide a sudden force to release stuck drill strings or tools. The shock absorber works by using hydraulic pressure to store and release energy, creating a jolting effect that aids in breaking free any blockages.


What are the primary uses of hydraulic shock absorbers in the oil and gas industry?


Hydraulic shock absorbers are mainly employed in the oil and gas industry for various tasks, including freeing stuck drill strings, fishing operations, and overcoming obstacles in wellbores. They are vital tools for enhancing drilling efficiency and reducing downtime caused by stuck equipment.


What are the important factors to consider when choosing a hydraulic shock absorber?


When selecting a hydraulic shock absorber, it is crucial to consider aspects such as the size of the absorber, operating pressure, length of the stroke, and overall durability. Additionally, features like adjustable impact force and compatibility with other downhole tools should be assessed to ensure optimal performance and versatility.



Type od/mm id/mm Maximum upward force/KN Maximum downward force/KN Maximum Tensile Force/KN Maximum working torque/KN·m Connector Thread
QY121 121 50 350 180 1100 14 NC38
QY159 159 57 700 350 1900 32 NC46
QY165 165 57 700 350 2000 34 NC50
QY178 178 71.4 800 400 2300 40 NC50
QY203 203 71.4 1000 500 3000 45 6 5/8REG


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