Ball-Joint Slant Platform With Locking Stop for Stable Multi-Axis Tilt

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Solution Overview

Problem

Conventional platforms for simulating complex geological inclinations in oil recovery experiments are limited by their inability to maintain adjusted inclination angles, as they either lack the flexibility to adjust angles in multiple directions or are prone to unwanted rotation due to universal joint connections.

Innovation Solution

A free slant platform with a ball structure and a stop member that includes a stopping hole, allowing for adjustable inclination angles by clamping the ball structure to maintain a fixed position, combined with a rolling structure to reduce friction and ensure stability, and a rod for additional support to prevent separation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a universal joint connection is used to allow flexible rotation in multiple directions, then the platform can incline along multiple directions, but the platform becomes always movable and difficult to maintain at a fixed inclination angle

Engineering Contradiction:
Improveability to incline along multiple directionsVSAvoidability to maintain fixed inclination angle
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The platform transitions from a static fixed-position system to a dynamic adjustable system. The ball structure can be freely positioned to any inclination angle, and the stop member can be moved along the rod to engage with different positions on the ball structure, allowing the system to adapt to various experimental requirements while maintaining stability at each position.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The stop member acts as an intermediary between the rod and the ball structure. It transfers the positioning function from a fixed connection to a movable connection, allowing the platform to be adjusted to different angles while maintaining reliability at each selected position through the engagement of the stop member with the ball structure.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Device complexity

If a simple moving member pushing a placement plate to rotate around a fulcrum is used, then the structure is simple, but it can only incline along a single direction

Engineering Contradiction:
Improvestructural simplicityVSAvoidability to incline along multiple directions
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The invention transitions from one-dimensional rotation around a single fulcrum to three-dimensional orientation adjustment. The ball structure with rod and stop member configuration enables the platform to incline along multiple directions (X-axis and Y-axis simultaneously), adding dimensional freedom while keeping the overall structure relatively simple.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Solution Approach 2:

The use of a spherical ball structure instead of a planar placement plate enables rotation in multiple directions. The spherical geometry naturally allows rotation around multiple axes, providing the desired multi-directional inclination capability while maintaining structural simplicity through the use of a single spherical component.

Inventive Principle:
Principle #14Spheroidality (Curvature)

3Reliability

If the stop member is always in contact with the ball structure to maintain position, then the inclination angle can be maintained, but the platform is easy to rotate once forced and difficult to maintain stability

Engineering Contradiction:
Improveability to maintain fixed inclination angleVSAvoidadjustability of inclination angle
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The stop member is designed to be movable along the rod rather than fixed, allowing it to be dynamically positioned to engage with the ball structure at the desired inclination angle. This dynamic design enables easy adjustment while maintaining stability when engaged, resolving the contradiction between adjustability and stability.

Inventive Principle:
Principle #15Dynamics

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

Enables flexible adjustment and stable maintenance of inclination angles in multiple directions, ensuring precise simulation of complex geological conditions in oil recovery experiments and other applications.

Implementation Method 1

an elastic layer formed on an outer wall of the guiding portion... the elastic layer made of elastic material and configured to mainly provide a spring-back space for the stop pin

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

a rolling structure is arranged on the supporting member so that the supporting member is in rolling contact with the ball structure via the rolling structure

Methodology Applied
Scientific EffectFriction reduction through rolling contact: Friction

Data Source

PatentUS11268569B1Free slant platform
Publication Date: 2022.03.08 SOUTHWEST PETROLEUM UNIV
  • US11268569B1 patent drawing
  • US11268569B1 patent drawing
  • US11268569B1 patent drawing

AI summary

A free slant platform includes a ball structure with a rotator structure including a stopping hole formed on a side thereof, a loading plate located above the ball structure and fixedly connected with the ball structure, a supporting member connected with an outer wall of the ball structure and configured to support the ball structure, a stop member movably connected with the supporting member and linearly moved along an axis direction of the ball structure to clamp with the stopping hole for braking the ball structure. When the stop member presses on the ball structure, the stop member is clamped with the stopping hole to limit rotation of the ball structure; when the stop member is separated from the ball structure, the ball structure is restored to a free rotation state. The ball structure is taken as a supporting point to incline the loading plate along a plurality of directions.