Rotating Replacement Container with Screw-Driven Lifting Mechanism

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Solution Overview

Problem

Existing containers for pasty daily chemical products are often disposable and difficult to reuse, leading to environmental pollution, and replacement type containers with elastic snaps can be inconvenient due to material aging and complex assembly processes.

Innovation Solution

A replacement type container design featuring a rotating mechanism with clasps and a screw system that allows for easy installation and disassembly without the need for elastic snaps, enabling the container to be reused by rotating the replacement component relative to the base, ensuring a secure connection and preventing residual content on threads.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If a pressing elastic snap is used to connect the replacement core with the container, then the assembly is simple, but the elastic snap is easy to derail from the snapping groove or lose elasticity due to material aging

Engineering Contradiction:
Improveassembly simplicityVSAvoidelastic snap durability
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The patent removes the elastic snap component entirely from the system. Instead of using an elastic snap that connects the replacement core to the container, the invention uses a rotating connection mechanism where the replacement core rotates relative to the container base. This extraction of the problematic elastic snap element eliminates the issues of derailing and material aging while maintaining easy assembly and disassembly through rotational motion.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent replaces the elastic mechanical connection system with a rotational mechanical system. The connection between the replacement core and container base is achieved through rotating clasps that engage with corresponding features on the base, eliminating the need for elastic materials and providing a more reliable, reusable connection mechanism.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Ease of operation

If a pressing elastic snap is used for connection, then assembly is easy, but the installation and assembly process becomes complicated

Engineering Contradiction:
Improveassembly easeVSAvoidassembly process complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

By removing the elastic snap and its associated snapping groove mechanism, the patent simplifies the overall structure. The rotational connection system requires fewer components and less complex assembly steps, as the replacement core simply rotates into place rather than requiring precise alignment and pressing operations.

Inventive Principle:
Principle #2Taking out (Extraction)

3Device complexity

If the replacement core is directly placed on a liftable bottom plate, then the structure is simple, but dislocation is prone to occurring in a lifting process as weight decreases

Engineering Contradiction:
Improvestructural simplicityVSAvoidlifting stability
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The patent implements a rotating connection mechanism that secures the replacement core to the container base before any lifting operation. The rotating clasps engage with corresponding features on the base, pre-establishing a stable connection that prevents dislocation during the lifting process, regardless of the decreasing weight of the replacement core as contents are used.

Inventive Principle:
Principle #10Preliminary action

4Ease of manufacture

If a disposable container is used, then manufacturing is simple, but environmental pollution occurs and reuse is difficult

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidenvironmental pollution
Core Design Contradiction:
Ease of manufactureVSObject-affected harmful factors

Solution Approach 1:

The patent divides the container system into two segments: a reusable container base and a replaceable core. This segmentation allows the environmentally friendly reuse of the container base while enabling easy replacement of the consumable contents. The rotating connection mechanism facilitates this segmentation, allowing the core to be easily removed and replaced without compromising the reusability of the base.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent enables the recovery and reuse of the container base by separating it from the disposable replacement core. The rotating connection system allows for easy separation of the core from the base, permitting the base to be retained and reused multiple times while only the consumable core needs to be discarded and replaced, thereby reducing environmental pollution.

Inventive Principle:
Principle #34Discarding and recovering

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 allows for efficient access and replacement of contents, simplifies the assembly and disassembly process, and prevents environmental pollution by allowing the container to be reused, while maintaining a secure connection and preventing residual content on threads.

Implementation Method 1

The screw is fixed on the base, and the base is provided with a third clasp for snapping with a hole edge of the first through hole; and the screw passes through the first through hole and is connected with the base so that a rotation of the screw causes the base to move so as to lift the replacement component

Methodology Applied
Scientific EffectScrew: Screw

Data Source

PatentUS11857057B2Replacement-type container
Publication Date: 2024.01.02 YUYAO CAIYUN COSMETICS PACKAGING CO LTD
  • US11857057B2 patent drawing
  • US11857057B2 patent drawing
  • US11857057B2 patent drawing

AI summary

A replacement type container includes a replacement type component, an accommodating cavity is provided in the replacement component, and a first clasp is provided at a bottom of the replacement component. A second clasp is provided on the base, so that the first clasp and the second clasp can be snapped or separated by a relative rotation of the replacement component and the base. The bottom cover has a first through hole and the bottom cover is snapped with the replacement component The rotating component includes a base and a screw. The screw is fixed on the base, and the base has a third clasp for snapping with an edge of the first through hole; and the screw passes through the first through hole and is connected with the base so that a rotation of the screw causes the base to move so as to lift the replacement component.