Integrated Vehicle Jack Assembly With Stable Ground Support
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Solution Overview
Problem
Traditional mechanical vehicle jacks are difficult to use correctly, often causing discomfort and risk of vehicle damage or injury due to instability and high load on a narrow piston, leading to potential vehicle frame damage and safety hazards during tire changes.
Innovation Solution
An integrated vehicle jack system with telescopic members and hydraulic or pneumatic actuation within the vehicle frame, featuring a controller with extension and retraction controls, weight sensors, and a wide, textured foot member for stable ground engagement, allowing for efficient and safe elevation of vehicle components.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a traditional mechanical jack is used to elevate a vehicle, then the vehicle can be lifted, but the jack may fail due to high load on a narrow piston causing vehicle frame damage or injury
Solution Approach 1:
The jack system is divided into multiple telescopic members arranged in parallel, where each member independently supports a portion of the vehicle load. This segmentation distributes the high stress across multiple structural elements rather than concentrating it on a single narrow piston, thereby improving reliability and reducing the risk of catastrophic failure.
Solution Approach 2:
The telescopic members transition from a compressed state during vehicle elevation to an extended state when the vehicle is lifted. This parameter change allows the jack structure to optimize its load-bearing capacity during operation while minimizing stress on the vehicle frame during storage and deployment.
2Ease of operation
If a traditional mechanical jack is used, then vehicle elevation is achieved, but the user experiences discomfort and difficulty in correctly positioning the jack
Solution Approach 1:
The jack assemblies are pre-positioned within recesses in the vehicle frame at locations optimized for stable support. This preliminary positioning eliminates the need for users to manually search for correct jack placement points, significantly improving ease of operation while reducing the complexity of the positioning process.
Solution Approach 2:
The jack system automatically engages with predetermined locations on the vehicle frame through its recess-mounted design. The system serves itself by having built-in guidance features that automatically align the jack with the correct support points, eliminating the need for user intervention in positioning.
3Stability of the object's composition
If a traditional mechanical jack is used, then the vehicle can be elevated, but the jack may slide off the vehicle frame due to unstable purchase
Solution Approach 1:
The jack assembly is merged with the vehicle frame through integration into recesses, creating a unified stable structure. The foot member is combined with the telescopic members and hinge mechanism to form an integrated assembly that cannot easily detach or slide during operation, thereby improving both stability and reliability.
Solution Approach 2:
The jack assembly utilizes angular movement through hinged connection, transitioning from a stored position parallel to the vehicle frame to a deployed position perpendicular to it. This dimensional change allows the jack to engage the ground surface at an optimal angle for stable support while maintaining secure attachment to the frame.
4Reliability
If multiple jack assemblies are integrated into the vehicle frame, then vehicle elevation reliability is improved, but the device complexity increases
Solution Approach 1:
Each jack assembly serves multiple functions: it provides structural support during vehicle elevation, stores compactly within frame recesses when not in use, and engages the ground surface through its foot member. This multi-functionality reduces the need for separate components, thereby improving reliability without proportionally increasing overall system complexity.
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 system provides convenient, efficient, and safe elevation of vehicle components with reduced user effort and minimized risk of damage, ensuring stable support and secure engagement with the ground surface.
Implementation Method 1
the plurality of jack assemblies is operably connected to a hydraulic tank disposed within the vehicle frame, such that the plurality of jack assemblies is hydraulically actuated
Implementation Method 2
a lower surface of the foot member frictionally engages a ground surface when the jack assembly is in the extended position
Data Source
AI summary
An integrated jack system for a vehicle is provided. The system includes a plurality of jack assemblies disposed within a vehicle frame, wherein each of the plurality of jack assemblies is disposed adjacent to a vehicle wheelbase. Each of the jack assemblies includes a plurality of telescopic, wherein a plurality of controls actuates the plurality of jack assemblies between the extended position and the retracted position. A display is operably connected to a weight sensor disposed within each of the plurality of jack assemblies to display a weight supported by each jack assembly. A width of each telescopic member increases in width from a proximal end of the jack assembly to a distal end of the jack assembly. Each of the jack assemblies terminates in a foot member, wherein a lower surface of the foot member frictionally engages a ground surface when the jack assembly is in the extended position.