Assembly structure for bed column and bed guard

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Solution Overview

Problem

Existing guardrail installation methods for double-layer iron frame beds require multiple assembly steps and lack stability due to simple connections between frame rods and guardrails.

Innovation Solution

A novel assembly structure for bed columns and bed guards, utilizing vertically arranged longitudinal and lateral guardrail units with bolts and bolts to create a stable, integral structure, allowing for quick and secure assembly without separate bed frame installation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the existing guardrail installation method is used (assembling columns and frame rods first, then connecting guardrails to frame rods), then the assembly process can be completed in steps, but the assembly steps are numerous and the connection firmness is poor

Engineering Contradiction:
Improveconnection firmnessVSAvoidassembly steps
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent merges the bed frame and guardrail into a single integrated assembly unit. The guardrail assembly includes both the frame rod and guardrail components pre-connected together, eliminating the need for separate assembly steps. This integration directly connects the guardrail to the column through the frame rod, reducing assembly complexity while maintaining connection firmness through the unified structure.

Inventive Principle:
Principle #5Merging (Combining)

2Ease of operation

If the existing guardrail installation method is used (connecting guardrails to frame rods), then the assembly process is simplified, but the connection lacks firmness and stability

Engineering Contradiction:
Improveassembly convenienceVSAvoidconnection firmness
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent applies preliminary action by pre-assembling the frame rod and guardrail into an integrated guardrail assembly before installation. The frame rod is pre-connected to the guardrail with proper positioning and alignment features, so that during installation, the entire assembly can be quickly connected to the column in one operation. This preliminary preparation maintains assembly convenience while ensuring connection firmness through the pre-established rigid structure.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12396568B2Assembly structure for bed column and bed guard
Publication Date: 2025.08.26 LENG LUHAO
  • US12396568B2 patent drawing
  • US12396568B2 patent drawing
  • US12396568B2 patent drawing

AI summary

An assembly structure for a bed column and a bed guard is provided. The bed guard comprises a lateral guardrail unit and a longitudinal guardrail unit. A side of the longitudinal guardrail unit comprises a longitudinal guardrail side pipe arranged vertically, and a bottom of the longitudinal guardrail side pipe is inserted into the bed column from top to bottom. A side of the lateral guardrail unit comprises a lateral guardrail frame edge arranged vertically and abutting the longitudinal guardrail side pipe and an upper part of the bed column. A lower position of the lateral guardrail frame edge is locked with an upper bolt and a lower bolt separated from each other in a vertical direction, and the upper bolt and the lower bolt enable the lateral guardrail frame edge, the bed column, and the longitudinal guardrail side pipe to be locked together.