Dump Valve Assembly Prong Mechanism for Pump Drainage
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Solution Overview
Problem
Conventional oil well pumping systems experience wear and damage due to the excessive movement of the ball in the standing valve, particularly when pumping steam, chemicals, or hot oil, which requires the ball to be unseated, leading to increased wear and maintenance costs.
Innovation Solution
A dump valve assembly with a seat plug and standing valve design featuring two prongs and channels that lift the ball to open the valve during draining, minimizing movement and wear by allowing fluid to pass through specific ports, reducing the ball's movement within the valve.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the ball in the standing valve is unseated to pump steam, chemicals, or hot fluid, then the pump can handle diverse fluids, but the ball moves excessively causing wear and damage to the valve
Solution Approach 1:
The standing valve body is segmented with multiple ports (first port, second port, third port, fourth port) arranged in a circular pattern, allowing fluid to flow through different paths. This segmentation enables the valve to handle diverse fluids by providing multiple flow channels while reducing the movement distance of the ball, as fluid can exit through adjacent ports rather than requiring the ball to travel across the entire valve diameter.
Solution Approach 2:
The ports are arranged in a circular pattern around the valve body, introducing a radial dimension to fluid flow. This circular arrangement allows the ball to remain relatively centered while fluid flows through multiple ports at different angular positions, reducing linear movement of the ball and minimizing wear on the valve seat while maintaining versatility for handling various fluids.
2Ease of operation
If a large standing valve is used to allow ball movement, then the ball can be unseated for draining, but the ball moves around too much causing wear to the interior
Solution Approach 1:
The standing valve incorporates multiple ports (first, second, third, fourth ports) arranged circularly, segmenting the flow path into multiple shorter segments. This allows the ball to be unseated for draining operations while fluid flows through adjacent ports, reducing the distance the ball must travel and minimizing wear on the valve interior surfaces.
Solution Approach 2:
The circular arrangement of ports acts as an intermediary structure that mediates between the need for ball movement to enable draining and the need to minimize wear. By providing multiple exit points around the valve body, the ports allow fluid to flow away even when the ball moves only a short distance, reducing direct contact and wear between the ball and valve interior.
3Productivity
If the ball moves to open the standing valve, then fluid can pass through, but excessive movement causes pump damage
Solution Approach 1:
The standing valve body is segmented with multiple ports (first port, second port, third port, fourth port) arranged in a circular pattern, allowing fluid to flow through different paths. This segmentation enables the valve to handle diverse fluids by providing multiple flow channels while reducing the movement distance of the ball, as fluid can exit through adjacent ports rather than requiring the ball to travel across the entire valve diameter.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The design minimizes pump damage by reducing the ball's movement and wear on the valve components, enhancing the durability and efficiency of the pumping system, especially during the drainage process.
Implementation Method 1
a spring positioned between the two prongs
Data Source
AI summary
A dump valve assembly is disclosed. The dump valve assembly has a seat plug, a spring, a standing valve, and a ball. The seat plug is anchored to the standing valve and has two prongs that engage two corresponding slots within the standing valve. By pressing downwardly upon the seat plug, the spring is compressed and the prongs slide downwardly until they engage the ball. By ceasing the downward pressure on the seat plug, the spring relaxes and expands, thereby lifting the ball off of the standing valve in order to open the standing valve for pump drainage.