Loudspeaker Bracket Assembly With Tilt and Pan Adjustment
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Solution Overview
Problem
Mounting loudspeakers to vertical support surfaces can be challenging, requiring two people to assemble brackets and adjust the loudspeaker's directivity, which is difficult after installation.
Innovation Solution
A bracket assembly that includes a L-shaped wall bracket with an adjustment plate and a mounting flange, a U-shaped speaker bracket, and a U-shaped intermediate bracket, allowing for tilt and pan adjustments of the loudspeaker, enabling single-person installation and adjustment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If traditional mounting brackets are used, then the loudspeaker can be mounted to the wall, but two people are required for assembly and adjustment is difficult after installation
Solution Approach 1:
The bracket assembly is divided into multiple independent components: a wall bracket with mounting flange, a speaker bracket with central plate, and an intermediate bracket. These segmented components can be assembled in different configurations to achieve both easy installation and adjustability, resolving the contradiction between operational ease and device complexity.
Solution Approach 2:
The intermediate bracket is designed to be rotatable about a vertical axis, providing dynamic pan adjustability after installation. Additionally, the slot in the adjustment plate allows for tilt angle adjustment. This dynamic capability enables single-person installation while maintaining post-installation adjustability, resolving the technical contradiction.
2Reliability
If the loudspeaker is mounted firmly to the wall, then the mounting is stable, but tilt and pan adjustments become difficult
Solution Approach 1:
The intermediate bracket's rotatable connection to the speaker bracket enables pan adjustment while maintaining stable wall mounting. The slot in the adjustment plate similarly enables tilt adjustment. These dynamic features allow the system to maintain both reliability through secure mounting and adaptability through adjustable positioning.
Solution Approach 2:
The intermediate bracket acts as a mediator between the fixed wall bracket and the speaker bracket. It provides the rotational degree of freedom for pan adjustment while maintaining a stable connection to the wall-mounted structure, thus resolving the contradiction between mounting stability and adjustment capability.
3Adaptability or versatility
If adjustment mechanisms are added to the bracket, then tilt and pan adjustability are provided, but the assembly complexity increases
Solution Approach 1:
The adjustment mechanisms are distributed across segmented components: the rotatable intermediate bracket provides pan adjustment, while the slot in the adjustment plate provides tilt adjustment. This segmentation allows each component to have a specific adjustment function, reducing overall assembly complexity while maintaining adjustability.
Solution Approach 2:
The intermediate bracket serves multiple functions: it connects the wall bracket to the speaker bracket, provides pan adjustability through rotation, and works with the adjustment plate's slot for tilt adjustment. This multi-functionality reduces the need for separate adjustment mechanisms, thereby reducing overall device complexity while maintaining adaptability.
Data Source
AI summary
A bracket assembly for mounting a loudspeaker to a support surface includes a generally L-shaped wall bracket including an adjustment plate including a slot and a mounting flange mountable to the support surface. The bracket assembly includes a generally U-shaped speaker bracket including a central plate mountable to the loudspeaker, a top arm, and a bottom arm. The bracket assembly includes a generally U-shaped intermediate bracket having a joining plate including a first aperture, an upper flange, and a lower flange. The intermediate bracket is coupled to the speaker bracket and rotatable about an axis defined between the top arm and the bottom arm for providing pan adjustability of the loudspeaker. The wall bracket is connectable to the intermediate bracket via a first fastener received through the slot and the first aperture, a position of the first fastener movable along the slot for providing tilt adjustability of the loudspeaker.