Weight Plate Snapping Module for Quick Adjustment
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Solution Overview
Problem
Existing weight-adjustable dumbbells are complex in structure, cannot quickly increase or reduce weight, or cannot independently adjust the weight of both ends, and are often very expensive, making them unsuitable for the majority of fitness enthusiasts.
Innovation Solution
A weight plate design featuring a front fixing member with a first snapping portion and channel, a rear fixing member with a second channel, a snapping module for interlocking weight plates, and a pressing module to drive the snapping module, allowing for quick adjustment and low-cost assembly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If traditional weight-adjustable dumbbells are used, then weight can be adjusted, but the structure becomes complex and cost increases
Solution Approach 1:
The dumbbell is divided into multiple independent weight plates that can be selectively assembled. Each weight plate is a separate component with standardized interfaces, allowing users to combine different numbers and configurations of plates to achieve desired weights. This segmentation enables weight adjustment without requiring a complex integrated adjustment mechanism.
Solution Approach 2:
The weight plates are designed with universal interfaces that work across all plates in the system. The first and second snapping portions with corresponding channels create a standardized connection mechanism that can be used in various configurations, making the same basic component serve multiple weight adjustment functions.
2Adaptability or versatility
If traditional weight-adjustable dumbbells are used, then weight can be adjusted, but the adjustment process becomes slow
Solution Approach 1:
The snapping module incorporates elastic members that automatically engage the first and second snapping portions when weight plates are brought together. This self-locking mechanism eliminates the need for manual tightening or complex fastening operations, allowing users to quickly assemble and adjust weights by simply connecting the plates together.
3Adaptability or versatility
If traditional weight-adjustable dumbbells are used, then weight can be adjusted, but the cost becomes very high
Solution Approach 1:
The weight plates are designed as simple, inexpensive components that can be manufactured using basic machining processes. The standardized snapping module uses simple elastic members and geometric features rather than precision mechanisms, significantly reducing manufacturing costs while maintaining functional reliability.
4Device complexity
If fixed weight dumbbells are used, then the structure is simple and cost is low, but multiple sets are needed for different weights
Solution Approach 1:
Instead of requiring multiple complete dumbbell sets, the system segments the weight function into separate interchangeable plates. Users need only one base dumbbell structure combined with a collection of weight plates in various weights, replacing multiple full sets while maintaining structural simplicity.
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 weight plate system offers a simple structure, low cost, and strong adaptability, enabling quick adjustment of weight by snapping multiple plates together, while allowing for independent control of each weight plate's weight, meeting the needs of fitness enthusiasts.
Implementation Method 1
a first elastic member, disposed between the first snapping member and the front fixing member or the rear fixing member, for restoring the first snapping member
Implementation Method 2
a second elastic member, one end of the second elastic member is connected to the button, and the other end of the second elastic member is connected to the front fixing member, for restoring the button
Data Source
AI summary
Disclosed is a weight plate, including a front fixing member, provided with a first snapping portion and a first channel, where the first channel penetrates the first snapping portion and the first snapping portion is provided with a first snapping recess; a rear fixing member, fixedly connected to the front fixing member and provided with a second channel; a snapping module, movably disposed between the front fixing member and the rear fixing member, where the first snapping portion of an adjacent weight plate is capable of being inserted into the second channel to be snapped with the snapping module; a pressing module, movably connected to the front fixing member through the first channel, to drive the snapping module to open and close; and a first limiting sleeve, sleeved on the pressing module and fixedly connected to the front fixing member, for limiting a maximum stroke of the pressing module.