Bit Breaker with Replaceable Jaws for Deformation Control
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Conventional bit breakers suffer from deformation and longevity issues due to the 'mushroom effect' caused by repeated use, leading to reliability and longevity problems as the metal surfaces compress and swell under force, rendering them useless.
Innovation Solution
A bit breaker design featuring a flat plate with adjustable arms and removable jaws that can be replaced when damaged, allowing for lateral movement and distribution of force across a larger area to prevent deformation, and incorporating replaceable bushings to maintain stability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional bit breakers are used with fixed metal working surfaces, then the bit breaker can perform its function of connecting and disconnecting pipe joints, but the metal surfaces become deformed (mushroom effect) after repeated use, reducing reliability and longevity
Solution Approach 1:
The bit breaker is divided into a permanent plate body and replaceable jaws. The jaws are segmented from the main structure and can be independently replaced when worn, allowing the permanent plate to be reused while only replacing the consumable jaw components.
Solution Approach 2:
The jaws are designed as disposable components that are discarded when deformed and recovered (replaced) with new jaws. This allows the main plate structure to be recovered and reused multiple times, extending the overall system life.
2Stability of the object's composition
If the bit breaker structure is made rigid and fixed, then it provides stability during operation, but it cannot adapt to different pipe sizes and configurations, reducing versatility
Solution Approach 1:
The bit breaker incorporates adjustable arms that can be positioned at different angles and locations, transforming the structure from completely fixed to dynamically adjustable. This allows the same bit breaker to adapt to various pipe diameters and configurations while maintaining operational stability through proper adjustment.
Solution Approach 2:
The bit breaker is designed with universal applicability through adjustable arms and replaceable jaws that can accommodate different pipe sizes and types. A single bit breaker unit can perform multiple functions across various applications by adjusting the arm positions and replacing appropriate jaws.
3Ease of repair
If the entire bit breaker plate is replaced when jaws are damaged, then replacement is simple, but it results in unnecessary material waste and increased cost
Solution Approach 1:
The bit breaker is segmented into a permanent plate body and replaceable jaws. This segmentation allows only the damaged jaws to be replaced rather than the entire plate, reducing material waste while maintaining ease of repair through modular replacement.
Solution Approach 2:
Only the worn jaws are discarded and replaced, while the main plate structure is recovered and retained for continued use. This selective replacement minimizes material waste while keeping the repair process simple and efficient.
4Device complexity
If conventional bit breakers lack adjustable components, then the structure is simple, but they cannot be removed laterally from pipes, reducing ease of operation
Solution Approach 1:
Adjustable arms with positioning mechanisms are incorporated into the bit breaker, adding dynamic adjustment capability. These adjustments enable the bit breaker to be properly positioned for lateral insertion and removal from pipes, significantly improving ease of operation despite increased structural complexity.
Data Source
AI summary
The invention provides a bit breaker comprising a plate that bounds a pipe slot. The bit breaker has two jaws that are at least generally parallel and that respectively define two working surfaces located on opposite sides of the pipe slot. The jaws are each mounted removably to the plate. In some embodiments, the invention is an assembly that further includes a pipe, tool section, tool or pipe joint received in the pipe slot. The pipe, tool section, tool or pipe joint has formed therein two crosswise grooves located on opposite sides of the pipe, tool section, tool or pipe joint. In some embodiments, the plate defines two fixed arms and a fixed base leg, with the two jaws mounted respectively against the two fixed arms. The bit breaker can have an adjustable arm such that the pipe slot can be surrounded about 360 degrees by the bit breaker.