Motorized Lifting Rack With Auto-Adjusting Safety Bars
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Solution Overview
Problem
Conventional power racks in gyms are inefficient in maximizing limited resources such as equipment, space, and time, as they require manual adjustment and are not secure for loading weights, leading to increased risk of injury and inefficiency in training multiple users with different exercises.
Innovation Solution
A motor-powered lifting rack system with linear actuators that selectively lifts and lowers barbells, safety bars, and actuating benches, securing the barbell with latches, allowing for efficient adjustment and reconfiguration for various exercises, reducing the risk of injury with a redundant spotting system.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If manual adjustment of J-hooks and safety bars is used in conventional power racks, then users can adjust equipment height, but this process is time-consuming and inefficient for multiple users
Solution Approach 1:
The system uses sensors to automatically detect when a user approaches and what exercise they intend to perform, then autonomously adjusts the J-hooks and safety bars to the appropriate positions without requiring manual intervention from the user
Solution Approach 2:
Manual mechanical adjustment of J-hooks and safety bars is replaced with an automated motorized system controlled by sensors and a processor, eliminating the need for users to physically move equipment components
2Ease of operation
If barbell is placed on unsecured J-hooks in conventional power racks, then users can load weights, but the barbell may tip over and fall causing injury
Solution Approach 1:
Sensors continuously monitor the position and stability of the barbell on the J-hooks, detecting when weights are being loaded and when the barbell becomes unstable, triggering automated adjustments or alerts to prevent tipping and injury
Solution Approach 2:
The system proactively detects potential instability before it causes harm by monitoring weight distribution and barbell position, automatically adjusting J-hooks or issuing warnings to users before the barbell can tip over
3Adaptability or versatility
If multiple users share the same power rack with manual adjustment, then equipment resources are utilized, but each user must continuously reconfigure the equipment
Solution Approach 1:
The system automatically detects which user is present and what exercise they want to perform, then self-adjusts all equipment positions including J-hooks, safety bars, and benches without requiring any manual reconfiguration by each user
Solution Approach 2:
The power rack system is designed to universally accommodate multiple different exercises and user preferences through automated configuration, allowing the same equipment to seamlessly adapt to various users and exercise types without manual intervention
4Adaptability or versatility
If manual placement of benches and lifting blocks is required in conventional power racks, then users can perform different exercises, but this reduces efficiency for training multiple people
Solution Approach 1:
The system automatically positions benches and lifting blocks based on sensor detection of the intended exercise type, eliminating manual placement and allowing users to immediately begin their workout without setup time
Solution Approach 2:
The system anticipates the user's needs by detecting approach and exercise selection in advance, pre-positioning all necessary equipment including benches and lifting blocks before the user begins their exercise routine
Data Source
AI summary
A motorized lifting rack that selectively lifts and lowers a barbell through linear actuators is provided. The powered lifting rack can engage a barbell at floor level. The linear actuators can also selectively raise and lower safety bars design to “spot” the barbell for a single user. The powered lifting rack is embodied in a system that includes a platform that the safety bars can nest in. The platform provides a plurality of actuating benches for a user of the barbell to utilize.