Splicing Step Device Segmentation for Compact Storage

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Solution Overview

Problem

Detachable steps in the related art are large in size, leading to increased storage and transportation costs due to the need for ample space, which reduces transportation capacity and increases costs.

Innovation Solution

A splicing step device is designed with detachable plate elements and connecting elements that can be assembled and disassembled, featuring accommodating cavities and pedals, allowing for compact storage and transportation by reducing the overall volume when not assembled.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If detachable steps are designed with a frame and plates structure, then the steps can be assembled and disassembled for flexibility, but the step body occupies large space during storage and transportation

Engineering Contradiction:
Improveassembly flexibilityVSAvoidstorage space
Core Design Contradiction:
Adaptability or versatilityVSVolume of moving object

Solution Approach 1:

The step device is divided into multiple detachable components including plate elements (first plates, second plates, third plates) and connecting elements (connecting rods, connecting blocks). These segmented components can be separated and stored independently, significantly reducing the storage volume compared to a monolithic structure while maintaining assembly flexibility when needed.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The connecting elements are designed with nested structures where connecting rods can be inserted into connecting blocks, and the plate elements can be stacked or nested within each other when not in use. This nesting arrangement minimizes the overall volume occupied by the detachable step components during storage and transportation.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Ease of manufacture

If the step body is made large in size to accommodate all components, then all parts can be stored together, but the transportation capacity is reduced and transportation cost increases

Engineering Contradiction:
Improvecomponent integrationVSAvoidtransportation capacity
Core Design Contradiction:
Ease of manufactureVSProductivity

Solution Approach 1:

By segmenting the step device into separate plate elements and connecting elements that can be transported independently, the system eliminates the need for a large integrated storage space. Each component can be efficiently packaged and transported separately, maximizing transportation capacity while maintaining ease of manufacture through standardized connection interfaces.

Inventive Principle:
Principle #1Segmentation

3Strength

If the step body is designed as a single large structure, then structural strength is maintained, but storage and transportation costs increase due to space requirements

Engineering Contradiction:
Improvestructural integrityVSAvoidstorage volume
Core Design Contradiction:
StrengthVSVolume of stationary object

Solution Approach 1:

The step device is segmented into multiple components that can be stored compactly, yet when assembled, these segments form a structurally sound step structure. The connecting elements are specifically designed to provide strong joints between plate elements, ensuring that the assembled structure achieves the necessary structural integrity while the detached components occupy minimal storage volume.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

When assembled, the separate plate elements and connecting elements are merged into a unified step structure that provides the required structural strength. The connecting elements serve as robust joints that combine multiple components into a stable assembly, achieving both structural integrity and space efficiency during storage when components are separated.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS11993936B1Splicing step device
Publication Date: 2024.05.28 SHEN HONGFANG
  • US11993936B1 patent drawing
  • US11993936B1 patent drawing
  • US11993936B1 patent drawing

AI summary

A splicing step device includes a first step body and a second step body. A height of the first step body is different from a height of the second step body, and the first step body is configured by splicing. The splicing step device is detachable, which reduces a space occupied by the splicing step device during storage and transportation, and reduces storage costs as well as transportation costs.