Rotatable Battery Cover Elastic Stop Mechanism

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Solution Overview

Problem

Existing electronic cigarette battery assemblies often experience paint peeling due to excessive rotation of the battery cover, leading to hard contact with the housing, which is inconvenient and results in the cover being easily lost or causing short circuits.

Innovation Solution

A battery assembly design featuring a main body with a battery compartment and a rotatable cover, equipped with an elastic assembly that abuts against the cover when rotated, preventing it from turning backwards and securely locking into place, thus preventing paint peeling and ensuring the cover remains attached.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the battery cover is designed to rotate for locking, then the ease of operation is improved, but the reliability deteriorates due to paint peeling from excessive rotation

Engineering Contradiction:
Improveease of operationVSAvoidreliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The elastic assembly is pre-installed on the main body to provide preliminary protective action. When the cover rotates, the elastic assembly proactively limits the rotation angle before paint peeling can occur, rather than reacting after damage happens. This preliminary constraint mechanism prevents the harmful effect while maintaining the rotating locking function.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The elastic assembly acts as an intermediary element between the rotating cover and the stationary main body. It mediates the interaction by providing a flexible limiting mechanism that allows controlled rotation while preventing excessive movement that would cause paint peeling. The intermediary absorbs the conflict between rotation freedom and rotation limitation.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If the battery cover rotates freely to lock, then the ease of operation is improved, but object-generated harmful factors worsen due to collision with housing

Engineering Contradiction:
Improveease of operationVSAvoidobject-generated harmful factors
Core Design Contradiction:
Ease of operationVSObject-generated harmful factors

Solution Approach 1:

The elastic assembly provides preliminary anti-action by opposing excessive rotation of the cover before collision with the housing occurs. It creates a counter-force that prevents the cover from rotating too far and causing paint peeling or collision damage, thereby eliminating the harmful effect generated by the cover's uncontrolled movement.

Inventive Principle:
Principle #9Preliminary anti-action

Solution Approach 2:

The elastic assembly provides beforehand cushioning by being pre-installed in a position to absorb and limit rotation. It cushions against excessive rotational movement, preventing the cover from colliding with the housing and causing damage. This prior cushioning mechanism protects both the cover and housing from harmful collisions.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

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 design effectively prevents paint peeling and ensures the battery cover remains securely locked, enhancing user convenience and reducing the risk of short circuits by providing a stable and noise-free operation.

Implementation Method 1

the main body is further provided with at least one elastic assembly which elastically abuts against the cover when the cover covers the main body

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS11517046B2Battery assembly and electronic cigarette having same
Publication Date: 2022.12.06 SHENZHEN IVPS TECH CO LTD
  • US11517046B2 patent drawing
  • US11517046B2 patent drawing
  • US11517046B2 patent drawing

AI summary

The present disclosure discloses a battery assembly and an electronic cigarette using the battery assembly, wherein the battery assembly comprises a main body and a cover, the main body is provided with a battery compartment with an opening, one end of the cover is rotatably mounted on the main body, and the other end is provided with a locking assembly, the end of the battery compartment close to the opening is provided with a limiting part, the cover is locked to the main body and covers the opening when rotating to the locking assembly to be fastened to the limiting part, the main body is further provided with at least one elastic assembly which elastically abuts against the cover when the cover covers the main body.