Multi-Camera Fan Frame Assembly for Individual Module Replacement

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Solution Overview

Problem

Existing surveillance cameras require disassembly of multiple fan frames to replace a single frame, which is inconvenient due to their current assembly structure.

Innovation Solution

A multi-camera assembly with improved assembly structure allows individual attachment and detachment of fan frames supporting camera modules, utilizing connection portions with ring members and fastening members to facilitate selective coupling and decoupling of fan frames.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If fan frames are merely rotatably coupled to a bottom frame, then the assembly structure is simple, but replacing a single fan frame requires disassembly of multiple fan frames which is inconvenient

Engineering Contradiction:
ImproveEase of fan frame replacementVSAvoidAssembly structure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent divides the fan frame assembly into independent modular units, each with its own connection portion that can be individually attached or detached from the bottom frame. This segmentation allows one fan frame to be replaced without affecting or requiring disassembly of other fan frames, directly resolving the contradiction between ease of replacement and structural simplicity.

Inventive Principle:
Principle #1Segmentation

2Stability of the object's composition

If multiple fan frames are coupled together, then the camera modules are supported stably, but removing one fan frame requires disassembling the entire assembly

Engineering Contradiction:
ImproveStability of camera module supportVSAvoidEase of fan frame replacement
Core Design Contradiction:
Stability of the object's compositionVSEase of repair

Solution Approach 1:

Each fan frame is equipped with an independent connection portion featuring a ring member and fastening member that interfaces directly with the bottom frame. This modular design maintains stable support for camera modules while enabling individual replacement of any fan frame without disassembling the entire assembly, thus resolving the contradiction between stability and ease of repair.

Inventive Principle:
Principle #1Segmentation

3Strength

If fan frames are tightly coupled to the bottom frame, then the camera modules are securely held, but mechanical interference and impact transmission increase

Engineering Contradiction:
ImproveStrength of fan frame attachmentVSAvoidMechanical interference and impact transmission
Core Design Contradiction:
StrengthVSObject-affected harmful factors

Solution Approach 1:

The connection portion acts as an intermediary between the fan frame and bottom frame, providing a controlled attachment mechanism that secures camera modules while isolating them from excessive mechanical interference and impact transmission. The ring member and fastening member create a buffered connection that maintains strength without direct rigid coupling, resolving the contradiction between secure holding and harmful factor reduction.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS20250284183A1Multi-camera assembly
Publication Date: 2025.09.11 HANWHA VISION CO LTD
  • US20250284183A1 patent drawing
  • US20250284183A1 patent drawing
  • US20250284183A1 patent drawing

AI summary

A multi-camera assembly may be provided and include: camera modules; fan frames configured to tiltably support the camera modules, respectively; a bottom frame configured to rotatably support the fan frames in a panning direction of the camera modules, the bottom frame including a cylindrical support portion in a central region of the bottom frame; and connection portions between the fan frames and the support portion, the connection portions configured to connect the fan frames and the support portion.