Charging Device Baffle with Magnetic Blocking Assembly

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Solution Overview

Problem

Conventional charging devices for automatic moving devices lack sufficient protection against foreign objects and dust, as their protective components can be easily pushed away, potentially damaging the internal structure and allowing entry of foreign objects.

Innovation Solution

A charging device with a blocking assembly located near the opening, featuring a pivotally connected baffle, an arm with a follower, and a magnetic mechanism that prevents the baffle from being pushed away by objects, ensuring the baffle returns to its protective position and preventing foreign objects from entering.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a protective component (baffle) is configured at the opening to protect internal components, then protection capability is improved, but the protective component can be easily pushed away by objects, reducing reliability

Engineering Contradiction:
Improveprotection capabilityVSAvoidresistance to being pushed away
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The blocking assembly is pre-configured to oppose and prevent the baffle from being pushed away. When foreign objects approach the opening, the blocking assembly actively resists their pushing force on the baffle, preventing the baffle from moving inward before damage can occur to internal components.

Inventive Principle:
Principle #9Preliminary anti-action

Solution Approach 2:

The blocking assembly acts as an intermediary component between the foreign objects and the baffle. It intercepts the pushing force from foreign objects and prevents this force from acting directly on the baffle, thereby protecting the baffle's position and the internal components it shields.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If the baffle is made movable to allow automatic moving devices to push it away for charging, then charging functionality is improved, but the baffle may be pushed away by any object, allowing foreign objects to enter

Engineering Contradiction:
Improvecharging functionalityVSAvoidforeign object entry
Core Design Contradiction:
Adaptability or versatilityVSObject-affected harmful factors

Solution Approach 1:

The blocking assembly is pre-positioned to counteract the pushing force of foreign objects before they can displace the baffle. This preliminary resistance allows the system to maintain protection while still permitting authorized charging operations, as the blocking assembly only prevents unauthorized pushing by ordinary objects.

Inventive Principle:
Principle #9Preliminary anti-action

Solution Approach 2:

The blocking assembly provides localized protection at specific critical areas where foreign objects would attempt to push the baffle. The protection is concentrated where most needed (at the opening edge) rather than uniformly distributed, allowing the baffle to remain movable for charging while being protected at key points.

Inventive Principle:
Principle #3Local quality

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 effectively protects the internal components of the charging device by preventing the baffle from being pushed inward, thereby safeguarding against dust and foreign objects, ensuring reliable and safe charging operations.

Implementation Method 1

the driving part includes a first magnetic member, the follower includes a second magnetic member adapted to correspond to the first magnetic member, and magnetic properties of the first magnetic member and the second magnetic member are the same

Methodology Applied
Scientific EffectMagnetic repulsion: Ion Repulsion/Attraction

Data Source

PatentUS11652354B2Charging device
Publication Date: 2023.05.16 PEGATRON
  • US11652354B2 patent drawing
  • US11652354B2 patent drawing
  • US11652354B2 patent drawing

AI summary

A charging device adapted to charge an automatic moving device includes a case, an electricity supply end, a baffle, an arm below the baffle, a blocking assembly on the arm, and a follower. The automatic moving device includes a driving part and an electricity reception end. The case has an opening. The baffle is pivotally connected to the case to cover or expose the opening. The arm has a fixed end and a free end. The blocking assembly is located at an inner side near the opening and movably located on a rotating path of the baffle. The follower is disposed on the free end. When the driving part approaches the opening, the follower moves away from the driving part to drive the blocking assembly to leave the rotating path. The automatic moving device pushes away the baffle, so that the electricity reception end docks with the electricity supply end.