Lock Rod Guide Spring Adjustment Mechanism
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Solution Overview
Problem
Existing rod guides for top locking mechanisms in high doors or gates require complex structures and often necessitate disassembly to adjust spring forces, making them difficult to install and adjust, especially when dealing with varying rod lengths and weights.
Innovation Solution
A rod guide design that allows for the insertion of the rod guide after the rod is already in place, featuring a rod connector with an insertion slot and a spring mechanism relocated from the lock to the guide, enabling easy adjustment and installation without disassembling the lock, using a spring means that can be adjusted independently of the lock.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the spring force is adjusted by replacing springs in the lock, then the spring force can be adapted to different rod weights, but the lock must be disassembled and installation becomes complex
Solution Approach 1:
The spring mechanism is extracted from the lock and relocated to the rod guide. This allows the spring force to be adjusted by simply replacing the spring in the rod guide, which can be accessed without disassembling the lock. The rod guide becomes an independent adjustment point, separating the spring adjustment function from the lock assembly.
Solution Approach 2:
The rod guide serves as an intermediary component between the rod and the lock. By placing the spring mechanism in the rod guide rather than in the lock, it provides a convenient access point for spring replacement and adjustment without requiring lock disassembly. The rod guide mediates the interaction between the rod weight compensation and the locking mechanism.
2Reliability
If a complex rod guide structure is used to guide the rod securely, then rattling is prevented, but the structure becomes complicated and installation is difficult
Solution Approach 1:
The rod guide is divided into separate functional components: a guide portion for securing the rod and preventing rattling, and a spring portion for weight compensation. This segmentation allows each component to be optimized independently and simplifies installation, as the components can be assembled separately and then combined.
Solution Approach 2:
The rod guide incorporates a movable rod connector that can slide along the rod. This dynamic element allows the rod connector to adjust its position and provide secure guidance while maintaining ease of installation. The movable connection point enables the rod to be inserted and secured without complex fixed mounting procedures.
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
Facilitates easy assembly and adjustment of spring forces without disassembling the lock, accommodating rods of different lengths and weights, ensuring secure guidance and preventing rattling, while allowing for continuous or staged adjustment of spring force.
Implementation Method 1
a spring means (10) acting against the weight of the rod (2)
Data Source
Figure 1
Figure 2~4
Figure 5~6
AI summary
The invention relates to a rod guide (1) for a rod (2) of a lock (3) with top locking (4), for front-side mounting on a gate (6) or a door. According to the invention, the rod guide (1) has at least one spring element (10) acting against the weight force of the rod (2).