Intelligent Lock Connector Structure for Stable Sealed Assembly

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Solution Overview

Problem

Existing connectors in intelligent locks suffer from poor connection stability, large size, complex assembly, and lack of waterproofing, leading to instability and increased costs.

Innovation Solution

A connector design featuring a mounting base with symmetrically arranged binding posts, fixed fins, and limit grooves, along with a sealing ring, ensuring stable connection and waterproof performance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a single-row female header structure is used, then the connector can be assembled multiple times, but the connector size becomes large and assembly complexity increases

Engineering Contradiction:
Improveassembly timesVSAvoidassembly complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent combines multiple connection terminals into a single integrated binding post structure with multiple connection ends, replacing the traditional single-row female header structure. This merging approach allows multiple connections to be made through one unified component, reducing the number of separate assembly operations required while maintaining the capability for repeated assembly and disassembly.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The binding post is divided into multiple connection ends (first connection end, second connection end, etc.), each capable of independent connection. This segmentation allows flexible configuration where different connection terminals can be accessed independently, simplifying the assembly process by allowing selective connection rather than requiring assembly of entire rows of connectors.

Inventive Principle:
Principle #1Segmentation

2Reliability

If a cover is added to seal the connector for waterproofing, then water resistance is achieved, but the connector size increases and assembly becomes more complex

Engineering Contradiction:
Improvewaterproof performanceVSAvoidassembly complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The sealing function is merged into the mounting base structure itself through the limit groove design. The limit groove not only provides positioning for the binding post but also serves as a sealing interface when the mounting base is assembled with the connector body. This integration eliminates the need for separate waterproof covers while achieving the same protective function.

Inventive Principle:
Principle #5Merging (Combining)

3Adaptability or versatility

If connection terminals are made movable for flexibility, then adaptability improves, but connection stability and contact point location deteriorate

Engineering Contradiction:
Improveconnection flexibilityVSAvoidconnection stability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The binding post is pre-positioned in the mounting groove with its connection terminals oriented in predetermined directions (horizontal, vertical, etc.). This preliminary positioning ensures that when connectors are mated, the contact points align correctly without requiring adjustment or movement during connection. The fixed orientation maintains stability while the multiple connection ends provide adaptability for different wiring configurations.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12531355B2Connector and intelligent lock
Publication Date: 2026.01.20 FLEX LTD
  • US12531355B2 patent drawing
  • US12531355B2 patent drawing
  • US12531355B2 patent drawing

AI summary

The present disclosure provides a connector, which relates to the technical field of electrical connection devices, so as to solve the problem of poor connection stability of connectors in existing technologies. The connector includes a mounting base and a binding post, wherein the binding post has both sides symmetrically provided with a fixed fin, the mounting base defines thereon a mounting groove for mounting the binding post, two sides of the mounting groove define a limit groove, and the fixed fin is clamped in the limit groove so as to enable the binding post to be limited to the mounting groove. The connector according to the present disclosure has good connection stability and can effectively transmit current or signal, enabling an effective cooperation between connected devices.