In-Ground Sprinkler Support with Anchoring and Cushioning

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Solution Overview

Problem

Existing in-ground sprinkler supports are vulnerable to physical stresses from lawn mowers, pedestrians, and utility vehicles, leading to tilting, compression, and breakage, and lack effective securing and cushioning mechanisms, resulting in damage to sprinkler heads and fittings.

Innovation Solution

A sprinkler support system featuring a foothold base with a clamping structure to secure the cylindrical housing, an anchoring structure to stabilize in the soil, and cushioning means to absorb physical stresses, allowing for easy installation and maintenance without digging, and accommodating various sprinkler head sizes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If conventional donut-shaped protectors are used, then they provide basic protection, but they are easily dislodged from the ground when subject to lateral or vertical impact

Engineering Contradiction:
Improveprotection against impactVSAvoidresistance to dislodgement
Core Design Contradiction:
Object-affected harmful factorsVSReliability

Solution Approach 1:

The support structure is divided into distinct functional segments: a base portion with outwardly extending feet for ground anchoring, a body portion for housing the sprinkler head, and a cap portion. This segmentation allows each segment to perform its specific function optimally - the feet provide stable anchoring while the body and cap protect the sprinkler head

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The support structure extends in multiple dimensions: the base portion extends horizontally with feet that spread outward to increase ground contact area and prevent dislodgement, while the body and cap portions extend vertically to provide protection. This multi-dimensional approach simultaneously achieves both protection and stable anchoring

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Object-affected harmful factors

If cylindrical shaped protectors are used, then they provide a housing structure, but they lack load bearing capacity and easily compress downward under compression

Engineering Contradiction:
Improveprotection against compressionVSAvoidload bearing capacity
Core Design Contradiction:
Object-affected harmful factorsVSStrength

Solution Approach 1:

The support structure utilizes curved and rounded forms throughout - the base portion has a curved lower surface, the body portion has a rounded cylindrical shape, and the cap portion is domed. These curved geometries distribute compressive loads more effectively across the structure, preventing localized stress concentration and downward compression while maintaining protection

Inventive Principle:
Principle #14Spheroidality (Curvature)

3Strength

If a large footing area is used to carry physical stresses, then stress bearing capacity is improved, but large areas of grass need to be removed for installation

Engineering Contradiction:
Improvestress bearing capacityVSAvoidinstallation impact on grass
Core Design Contradiction:
StrengthVSEase of manufacture

Solution Approach 1:

The base portion concentrates the load-bearing function at specific localized points - the outwardly extending feet are positioned at discrete locations around the perimeter of the base. This allows the structure to bear stress effectively while maintaining a compact footprint that minimizes the area of grass removal needed during installation

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS8684322B2Device for supporting in-ground sprinkler heads
Publication Date: 2014.04.01 PARK JOON
  • US8684322B2 patent drawing
  • US8684322B2 patent drawing
  • US8684322B2 patent drawing

AI summary

A sprinkler support for the in-ground sprinkler heads includes a base at the lower position, a sidewall extending vertically ascending from the base, a clamping structure disposed at the sidewall of the sprinkler support to secure the sprinkler head, a cushioning structure capable to absorb physical stresses, and anchoring structures holding the sprinkler support with respect to the soil. The sprinkler support accommodates a variety of different size of sprinkler heads by having an adapter, by cantilever fingers extended from the sidewall upwardly or by constructing with two halves, wherein each half comprises the base and sidewall.