RV Lock Deadbolt Drive Mechanism for Bumpy Road Stability
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Solution Overview
Problem
Traditional recreational vehicle door locks are unstable and prone to disconnection or damage due to bumpy roads, leading to operational issues and high replacement costs, and existing security systems face challenges with complex password management and remote key security.
Innovation Solution
A deadbolt drive mechanism with a meshing connection between a drive gear and deadbolt clamping tooth, combined with an intelligent recreational vehicle lock featuring an electric lock cylinder, speed reduction motor, and a handle fixing mechanism using a rotating buckle and accommodating spring, which stabilizes the door handle and enhances security through password management and remote control functionality.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If a traditional household door lock mechanism is used on a recreational vehicle, then the lock can be manufactured with simple structure, but the stability is poor and the link is easily separated due to bumpy roads
Solution Approach 1:
The lock mechanism is divided into separate functional modules: a drive assembly with drive gear, a deadbolt assembly with clamping tooth, and a handle assembly. This segmentation allows each component to be optimized independently for both manufacturing simplicity and operational reliability under bumpy road conditions.
Solution Approach 2:
The drive gear and deadbolt clamping tooth are designed with curved tooth profiles that engage smoothly. The curved geometry distributes contact forces more evenly across the tooth surfaces, preventing separation links from breaking under impact while maintaining ease of manufacture through standardized gear manufacturing processes.
2Device complexity
If the door handle is not fixed securely, then the structure remains simple, but the handle shakes severely at high speed or during bumps, causing impact damage to the lock cylinder
Solution Approach 1:
A damping element is introduced between the handle assembly and the lock body to cushion vibrations and impacts before they can reach the lock cylinder. This preliminary cushioning prevents severe shaking at high speeds and during bumps, protecting the lock cylinder from impact damage while adding minimal structural complexity.
3Reliability
If numerical password unlocking devices or remote unlocking devices are added, then the security is improved, but the password setting and inputting processes become complex and operations become cumbersome
Solution Approach 1:
The lock system integrates multiple unlocking methods (mechanical key, numerical password, and remote control) into a single unified lock body. This multi-functionality allows users to choose the most convenient method for different situations, improving security without significantly complicating daily operations, as all methods share the same physical lock mechanism.
4Reliability
If remote key or password is lost or leaked, then the security risk increases, but there is no timely way to change password or make new remote key
Solution Approach 1:
The system incorporates a feedback mechanism where the control device can receive signals to block or unblock specific unlocking methods. When a remote key is lost or password is leaked, the system can be remotely notified and automatically block the compromised method, providing timely security response without requiring physical presence for password changes or key replication.
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 solution provides a structurally reliable and stable recreational vehicle lock that prevents disconnection and damage, reduces noise and impact, and improves security by allowing direct mechanical operation in case of remote key loss or password leakage.
Implementation Method 1
the drive gear is in meshing connection to the deadbolt clamping tooth to drive the deadbolt assembly to move
Implementation Method 2
a handle fixing mechanism using a rotating buckle and accommodating spring, which stabilizes the door handle
Data Source
AI summary
The present disclosure relates to the technical field of recreational vehicle locks, and in particular, to a deadbolt drive mechanism, a handle fixing mechanism, and an intelligent recreational vehicle lock. The intelligent recreational vehicle lock includes a deadbolt drive mechanism, a handle fixing mechanism, an inner lock body, an outer lock body, a lock cylinder assembly, and an intelligent control component; the lock cylinder is connected between the inner lock body and the outer lock body; the deadbolt drive mechanism is arranged in the lock cylinder assembly; the handle fixing mechanism is arranged on the outer lock body; the intelligent control component is provided with a control device, a power supply device, a password setting assembly, a password inputting assembly, and a locking button which are electrically connected to each other.