Press-Type Locking Housing with Resilient Arms

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Solution Overview

Problem

Existing housing devices for electronic components lack flexibility in operation, making it inconvenient to quickly detach or assemble them from casings, which hinders maintenance and replacement processes.

Innovation Solution

A press-type locking and release structure with a housing device featuring two fastening holes, a locking and release member with resilient arms, and control elements that utilize a lever principle to facilitate quick detachment and assembly by engaging and disengaging hooks with fastening holes, allowing for easy operation with one or both hands.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a housing device is designed with manual pulling for detachment, then the structure is simple, but the operation flexibility and efficiency are poor

Engineering Contradiction:
Improveoperation flexibilityVSAvoidstructure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent implements a dynamic locking mechanism where the locking member can transition between locked and unlocked states through pivotal movement. The resilient element provides dynamic engagement force, and the control element enables on-demand state changes, transforming a static manual pull structure into a dynamic automated locking system that improves operation flexibility while maintaining reasonable structural complexity

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The resilient element automatically engages with the locking member to secure the housing device to the casing without requiring additional fastening actions. The system performs self-locking through the resilient engagement, eliminating the need for separate locking operations and thereby improving ease of operation while keeping the structure relatively simple

Inventive Principle:
Principle #25Self-service

2Productivity

If a housing device uses simple manual detachment, then the structure is easy to manufacture, but the detachment and assembly speed is slow

Engineering Contradiction:
Improvedetachment and assembly speedVSAvoidlocking mechanism complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The resilient element is pre-loaded to maintain continuous engagement pressure on the locking member, ensuring the housing device remains securely locked to the casing without requiring active maintenance of the locking state. This preliminary engagement action enables rapid detachment when needed while maintaining a relatively simple overall structure

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The control element enables rapid transition between locked and unlocked states through pivotal movement of the locking member. This dynamic mechanism allows quick detachment and assembly operations, significantly improving productivity while the modular design keeps the locking mechanism complexity manageable

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If a housing device implements a press-type locking mechanism, then the operational flexibility is enhanced, but the device complexity increases

Engineering Contradiction:
Improveoperational flexibilityVSAvoidlocking and release structure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The locking mechanism is segmented into distinct functional components: the locking member with arm and hook, the resilient element for engagement, and the control element for actuation. This segmentation allows each component to perform its specific function efficiently, enhancing operational flexibility while keeping the overall structure organized and manageable in complexity

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The locking member is designed to pivot between locked and unlocked positions, providing dynamic operational flexibility. The resilient element provides automatic engagement force, and the control element enables on-demand state changes. This dynamic design enhances ease of operation while the modular segmented structure keeps complexity manageable

Inventive Principle:
Principle #15Dynamics

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

Enables quick and efficient detachment or assembly of housing devices from casings, enhancing operational flexibility and user convenience, thereby simplifying maintenance and replacement tasks.

Implementation Method 1

a resilient element disposed at one end of each arm, wherein one end of each resilient element includes a positioning end... when the control element returns to the locking position, the resilient element elastically restore the arms

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

The pivot is pivotally connected to the pivot hole... By means of a lever principle, the pivots of the two fastening elements are pivotally connected to the pivot holes of the housing

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentEP3352544B1Housing device having press-type locking and release structure
Publication Date: 2020.12.30 DINKLE ENTERPRISE CO LTD
  • EP3352544B1 patent drawingFigure 1
  • EP3352544B1 patent drawingFigure 2
  • EP3352544B1 patent drawingFigure 3

AI summary

A housing device having a press-type locking and release structure includes a housing (110), a locking and release member (140), and a control element (150). The housing (110) includes two lateral walls (130), a breach (132) formed at each lateral wall (130), an elongated groove (134) formed along each lateral wall (130), and a pivot hole (136) formed at each lateral wall (130). The locking and release member (140) includes two arms (142) disposed in the two elongated grooves (134), a resilient element (160) disposed at one end of each arm (142), a connection element (170) connected to each arm (142), a fastening element (180) connected to each connection element (170), and a pivot (182) protruding from each fastening element (180). The pivot (182) is pivotally connected to the pivot hole (136). The control element (150) is connected to the two arms (142).