Cross Belt Frame Top Cover With Tool-Free Locking Assembly

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Solution Overview

Problem

Existing top covers for loop sorters in conveyor systems are difficult to assemble due to the use of screws, buckles, and welding, which can lead to assembly challenges and increased costs.

Innovation Solution

A top cover for a cross belt frame with a middle locking unit and end locking units that detachably engage with slide rails and protrusions on the frame, allowing for easy installation and secure attachment without screws or welding.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If existing top covers use screws, buckles, and welding for assembly, then the attachment is secure and durable, but the assembly process becomes complex and costly

Engineering Contradiction:
Improveattachment securityVSAvoidassembly complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The top cover is divided into multiple modular sections with integrated locking units at each segment. These segmented locking units can independently engage with corresponding features on the cross belt frame, allowing the cover to be assembled in sections rather than as a single complex piece requiring multiple fastening methods.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The locking units are integrated directly into the top cover structure itself, merging the fastening function with the cover body. This eliminates the need for separate screws, buckles, or welding operations, as the locking units are built-in features that provide both structural integrity and attachment capability.

Inventive Principle:
Principle #5Merging (Combining)

2Reliability

If existing top covers use screws, buckles, and welding for assembly, then the attachment is secure and durable, but the manufacturing cost increases

Engineering Contradiction:
Improveattachment securityVSAvoidmanufacturing cost
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The modular segmented design with integrated locking units allows for standardized manufacturing of individual sections that can be produced more efficiently and assembled without expensive welding operations or specialized fastening components.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The locking units are designed as integrated, non-removable features of the top cover structure, eliminating the need for expensive separate fasteners like screws and buckles that require inventory, installation, and potential replacement.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

3Ease of manufacture

If existing top covers use integrated locking units made from the same material, then the structure is simple and cost-effective, but the locking strength may be insufficient

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidlocking strength
Core Design Contradiction:
Ease of manufactureVSStrength

Solution Approach 1:

The top cover incorporates locking units made from materials with different properties than the main cover body. These specialized locking units use materials optimized for engagement strength and durability, creating a composite structure where each component is made from the most suitable material for its specific function.

Inventive Principle:
Principle #40Composite materials

Data Source

PatentUS20250388409A1Top cover for a cross belt frame of a conveyor system
Publication Date: 2025.12.25 INTELLIGRATED HEADQUARTERS LLC
  • US20250388409A1 patent drawing
  • US20250388409A1 patent drawing
  • US20250388409A1 patent drawing

AI summary

A top cover for a cross belt frame is disclosed. The top cover defining a longitudinal direction, a transverse direction, and a vertical direction. The top cover comprising a main body extending along a plane defined by the longitudinal direction and the transverse direction. The main body having a middle portion positioned between two end portions. A middle locking unit extending from a bottom side of the middle portion of the main body, is configured to engage with a pair of slide rails of the cross belt frame. A first end locking unit extending from one of the two end portions, is configured to detachably engage with at least one protrusion that extends from the cross belt frame and a second end locking unit extending from another one of the two end portions, is configured to detachably engage with other protrusion that extends from the cross belt frame.