Linear Trampoline Joining Pipe with Transverse Mounting Portions

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Solution Overview

Problem

Conventional trampoline support structures require costly and complex welding processes, leading to potential strength inadequacies and increased material costs due to the use of T-shaped or cross-shaped connecting parts, which complicate assembly and disassembly.

Innovation Solution

A trampoline support structure featuring a linear joining pipe with transverse mounting portions and annular pipes, allowing for secure assembly without welding, using fitting segments and connecting segments to mount bouncing components and a safety enclosure net, forming a multilayered tubular structure for enhanced strength.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If T-shaped or cross-shaped connecting parts are used to connect frame pipes and leg pipes, then the structural strength is improved, but the manufacturing cost and processing difficulty increase due to welding requirements

Engineering Contradiction:
Improvestructural strengthVSAvoidmanufacturing cost and processing difficulty
Core Design Contradiction:
StrengthVSEase of manufacture

Solution Approach 1:

The connecting part is divided into separate components: a frame pipe with transverse mounting portions and a leg pipe with fitting segments. These segmented parts can be assembled without welding, reducing manufacturing complexity while maintaining strength through the mounting portion-fitting segment connection.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The transverse mounting portions act as intermediary elements between the frame pipe and leg pipe. These mounting portions provide connection points that eliminate the need for welding while ensuring structural integrity through mechanical attachment.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Stability of the object's composition

If T-shaped or cross-shaped connecting parts are used for frame pipe connections, then the structural stability is improved, but the assembly and disassembly process becomes complex and time-consuming

Engineering Contradiction:
Improvestructural stabilityVSAvoidassembly and disassembly complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The connection system is segmented into modular components (frame pipe with mounting portions, leg pipe with fitting segments) that can be independently assembled and disassembled. This segmentation simplifies the assembly process while maintaining structural stability through the designed connection interface.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Instead of creating complex integrated shapes (T-shaped or cross-shaped connecting parts), the design inverts the approach by using simple linear pipes with strategically positioned mounting portions and fitting segments, achieving stability through configuration rather than complex geometry.

Inventive Principle:
Principle #13The other way round (Inversion)

3Strength

If welding processes are used to connect tubular parts, then the connection strength is improved, but the material cost and processing time increase

Engineering Contradiction:
Improveconnection strengthVSAvoidprocessing time and material cost
Core Design Contradiction:
StrengthVSLoss of time

Solution Approach 1:

The welding process is replaced with a mechanical assembly system using mounting portions and fitting segments. This substitution eliminates the need for welding equipment and processes, reducing processing time and material costs while maintaining connection strength through the mechanical interface.

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

Solution Approach 2:

The design uses simple, inexpensive tubular components with standardized mounting portions and fitting segments that can be assembled quickly without expensive welding processes, reducing both material cost and processing time while achieving sufficient connection strength.

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

Data Source

PatentUS10549136B2Trampoline support structure
Publication Date: 2020.02.04 CROWNTEC (JIANG XI) SPORTS TECHNOLOGY CO LTD
  • US10549136B2 patent drawing
  • US10549136B2 patent drawing
  • US10549136B2 patent drawing

AI summary

A trampoline support structure comprises a joining pipe including a longitudinal mounting hole and two transverse mounting portions, a first annular pipe including a first fitting segment and a first connecting segment, a second annular pipe including a second fitting segment and a second connecting segment, and a supporting pipe including a third fitting segment, in which the first annular pipe and the second annular pipe are mounted to the two transverse mounting portions of the joining pipe through the first fitting segment and the second fitting segment, respectively, while the supporting pipe is mounted to the longitudinal mounting hole of the joining pipe through the third fitting segment. In this case, the joining pipe is a linear tubular part so as to enable material cost savings with enhanced efficiency of assembly.