Punching Bag Support Device with Nested Connector and Detachable Segments

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Solution Overview

Problem

Conventional punching bags have a stability issue due to the simple embedding connection between the upper bag body and the lower counterweight base, leading to longer pillars that complicate packaging, increase logistics costs, and occupy more space.

Innovation Solution

A supporting device with detachable parts, comprising a hollow tubular pillar, a tubular connector, a flange body, a rubber shock absorber, and a support tray, which are designed to be easily assembled and disassembled, reducing the overall package size and facilitating transportation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the rod-shaped pillar is made longer to ensure connection stability, then the stability of the connection is improved, but the package volume increases and logistics costs increase

Engineering Contradiction:
Improveconnection stabilityVSAvoidpackage volume
Core Design Contradiction:
ReliabilityVSVolume of stationary object

Solution Approach 1:

The connector is inserted into the hollow tubular pillar, forming a nested structure where one component fits inside another. This nesting approach allows the components to be compactly arranged, reducing the overall package volume while maintaining the necessary connection length for stability.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The supporting device is divided into detachable segments including the connector, hollow tubular pillar, flange body, and support tray. These segmented components can be separately packaged and assembled, allowing for more efficient space utilization during transportation while ensuring stable connections when assembled.

Inventive Principle:
Principle #1Segmentation

2Reliability

If the rod-shaped pillar is made longer to ensure connection stability, then the stability of the connection is improved, but the logistics costs increase

Engineering Contradiction:
Improveconnection stabilityVSAvoidlogistics costs
Core Design Contradiction:
ReliabilityVSLoss of energy

Solution Approach 1:

The nested arrangement of the connector within the hollow tubular pillar reduces the overall dimensions of the packaged product, allowing for more efficient space utilization in transportation. This directly reduces logistics costs by minimizing the volume that needs to be transported while maintaining connection stability through proper component design.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

By segmenting the supporting device into detachable components that can be efficiently packaged, the total transportation volume is reduced. This segmentation strategy lowers logistics costs by optimizing the use of transportation space without compromising the stability of the assembled connection.

Inventive Principle:
Principle #1Segmentation

3Object-affected harmful factors

If the periphery of the support tray is bent upwards to prevent injury, then the safety is improved, but the structural complexity increases

Engineering Contradiction:
Improveinjury preventionVSAvoidstructural complexity
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The periphery of the support tray is bent upwards by 90 degrees to form a smooth contact surface with curved geometry. This curvature eliminates sharp edges that could cause injury, while the simple 90-degree bend maintains relatively low structural complexity compared to more elaborate protective designs.

Inventive Principle:
Principle #14Spheroidality (Curvature)

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 supporting device provides improved stability and safety with its flexible rubber shock absorber and bent support tray edge, while significantly reducing logistics costs and space occupation through its compact packaging design.

Implementation Method 1

the rubber shock absorber comprises a central hole; the hollow tubular pillar is disposed through the central hole; and the rubber shock absorber is disposed below and leans against the support tray

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS12330037B2Supporting device for punching bag
Publication Date: 2025.06.17 LINYI AIBEIJIAN SPORTS GOODS CO LTD
  • US12330037B2 patent drawing
  • US12330037B2 patent drawing
  • US12330037B2 patent drawing

AI summary

A supporting device for a punching bag includes a hollow tubular pillar; a connector; a flange body; a rubber shock absorber; and a support tray. The connector includes a first end and a second end; the second end is bigger than the first end in diameter; the first end is disposed into the hollow tubular pillar. The connector includes a first connection hole, and the hollow tubular pillar includes a second connection hole. The connector and the hollow tubular pillar are fixed by a locking screw through the first connection hole and the second connection hole. The flange body includes a central blind hole, and the second end of the connector is disposed into the central blind hole. The flange body further includes a radial base. The circumference of the radial base includes a plurality of mounting holes configured to receive a counterweight unit to stabilize the supporting device.