Sprinkler Bracket with Rotating Closure for Flexible Installation

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Solution Overview

Problem

The installation of fire protection sprinklers in buildings with suspended ceilings is time-consuming and costly due to the need for precise placement and the use of rigid fluid conduits, requiring more skilled labor and effort, especially when ceiling layouts or appearances change.

Innovation Solution

A support bracket system with an adjustable center bracket and flexible conduit that allows for quick and cost-effective installation of fire protection sprinklers, using a support beam with end brackets to secure the sprinkler fitting and a closure assembly to maintain the sprinkler's position, enabling easy relocation and reducing labor and costs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If rigid fluid conduits and precise placement methods are used, then the fire protection sprinkler installation meets structural and functional requirements, but the installation time and labor costs increase

Engineering Contradiction:
Improvestructural integrity of sprinkler installationVSAvoidinstallation time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The support bracket is designed with adjustable components including a telescopic arm with multiple positioning holes and a rotatable closure member, allowing the bracket to be dynamically adjusted to different positions and orientations. This enables quick adaptation to various ceiling layouts without requiring precise pre-planning or extensive plumbing work, thereby reducing installation time while maintaining structural integrity

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The support bracket is divided into multiple functional segments: an L-shaped mounting bracket for ceiling attachment, a telescopic arm with adjustable length, and a rotatable closure member. This segmentation allows each component to be independently adjusted and positioned, facilitating rapid installation and easy repositioning while ensuring reliable structural support

Inventive Principle:
Principle #1Segmentation

2Manufacturing precision

If precise placement of fire protection sprinklers is performed, then the sprinklers are correctly positioned according to building codes, but the installation complexity and labor skill requirements increase

Engineering Contradiction:
Improvesprinkler placement precisionVSAvoidinstallation complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The adjustable support bracket with telescopic arm and rotatable closure member provides dynamic positioning capability, allowing installers to easily achieve precise placement requirements through simple adjustments rather than complex installation procedures. The multiple positioning holes and rotational freedom enable precise positioning without increasing device complexity

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The support bracket design incorporates self-aligning features and intuitive adjustment mechanisms that allow the bracket to be easily positioned and secured without requiring highly skilled labor. The closure member automatically engages with the telescopic arm at selected positions, simplifying the installation process while maintaining precision

Inventive Principle:
Principle #25Self-service

3Reliability

If fire protection sprinklers are installed in suspended ceilings, then the sprinklers can be positioned below the ceiling for proper water dispersion, but the installation costs and labor requirements increase

Engineering Contradiction:
Improvewater dispersion effectivenessVSAvoidinstallation ease
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The adjustable support bracket allows the sprinkler to be positioned at various locations below the suspended ceiling while maintaining proper water dispersion orientation. The telescopic arm and rotatable closure member enable easy adjustment to achieve optimal positioning without complex installation procedures, reducing both cost and labor requirements

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The support bracket design provides multi-functionality by combining mounting, positioning, and orientation adjustment capabilities in a single device. This universal bracket can accommodate different sprinkler types and ceiling configurations, simplifying the overall installation process and reducing specialized labor requirements

Inventive Principle:
Principle #6Universality (Multi-functionality)

4Adaptability or versatility

If the ceiling layout or appearance changes, then the building can be updated or renovated, but the fire protection sprinklers must be relocated requiring extensive plumbing work

Engineering Contradiction:
Improveceiling layout adaptabilityVSAvoidrelocation complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The adjustable support bracket with telescopic arm and rotatable closure member is designed to be easily repositioned along the support beam to different locations. This dynamic design allows the sprinkler system to adapt to changing ceiling layouts without requiring extensive plumbing work, as the entire bracket assembly can be quickly moved and resecured at new positions

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The segmented design of the support bracket with standardized mounting features and adjustable components allows for easy disassembly and repositioning. When ceiling layouts change, the bracket can be quickly detached from one location and reinstalled at another without requiring complex plumbing modifications, enhancing adaptability to renovation needs

Inventive Principle:
Principle #1Segmentation

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 support bracket system simplifies the installation of fire protection sprinklers by allowing flexible conduit usage, reducing labor and costs, and enabling easy repositioning without the need for extensive plumbing, thus improving efficiency and adaptability in changing ceiling layouts.

Implementation Method 1

The closure member rotates about an axis, and is movable between an open position and a closed position

Methodology Applied
Scientific EffectRotation:

Implementation Method 2

the closure assembly presses the portion of the sprinkler fitting against at least one of the body and the support beam and urges the center bracket against the support beam to maintain the center bracket stationary relative to the support beam

Methodology Applied
Scientific EffectMechanical Force: Mechanical Force

Implementation Method 3

the closure assembly has a lock positioned to engage the closure assembly when the closure member moves in a direction from the open position toward the closed position, and to engage the closure assembly to prevent the closure member from returning from the closed position to the open position

Methodology Applied
Scientific EffectMechanical Locking: Mechanical Fastener

Data Source

PatentUS10426986B2Bracket for installation of a fire protection sprinkler
Publication Date: 2019.10.01 RELIABLE AUTOMATIC SPRINKLER CO INC
  • US10426986B2 patent drawing
  • US10426986B2 patent drawing
  • US10426986B2 patent drawing

AI summary

A support bracket for use in installing a sprinkler fitting for a fire protection sprinkler in a building. The support bracket includes a support beam and a center bracket. The center bracket has a body that defines an opening to receive a sprinkler fitting, and a closure assembly, including a closure member having a first end rotatably connected to the body, and a second end having a handle. The closure assembly is movable between an open position and a closed position. When in the closed position, the closure assembly presses the sprinkler fitting against one of the body and the support beam, thereby urging the center bracket against the support beam to maintain the center bracket stationary relative to the support beam. In addition, the closure assembly includes a lock that engages with the closure assembly when the closure member moves from the open position to the closed position, and that prevents the closure member from returning from the closed position to the open position.