Height Adjuster Enclosure for Electrical Meter Stack Expansion

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Solution Overview

Problem

Existing electrical enclosure systems face limitations in accommodating multiple meter sockets due to varying height standards set by different utility companies, which restrict the number of meter stacks that can be installed, particularly when a higher number of meters is required.

Innovation Solution

A height adjuster enclosure is introduced, which resides between the main terminal device enclosure and the feeder and supply bus lines, featuring upper and lower sets of connector buses and vertical buses, allowing for adjustable alignment and increased vertical space to accommodate additional meter sockets while maintaining compact dimensions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If a standard electrical enclosure system is used without a height adjuster, then the structure is simple and compact, but the number of meter sockets that can be installed is limited due to fixed height standards

Engineering Contradiction:
Improvenumber of meter socketsVSAvoidenclosure structure complexity
Core Design Contradiction:
Quantity of substanceVSDevice complexity

Solution Approach 1:

The electrical enclosure system is divided into separate modular components: a main terminal device enclosure, a height adjuster enclosure, and a meter stack enclosure. This segmentation allows each module to be independently configured and assembled, enabling flexible adjustment of the meter stack height while maintaining overall system compactness. The height adjuster enclosure acts as an intermediate segment that provides the necessary vertical spacing to accommodate additional meter sockets.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The height adjuster enclosure serves as an intermediary component between the main terminal device enclosure and the meter stack enclosure. It provides the necessary vertical spacing and structural support to accommodate taller meter stacks while maintaining proper electrical clearances and connections. This intermediary element enables the system to meet higher metering requirements without requiring complete redesign of the entire enclosure system.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Quantity of substance

If the height standard is increased to accommodate more meter sockets, then more meters can be installed, but the vertical space requirement increases

Engineering Contradiction:
Improvenumber of meter socketsVSAvoidvertical space
Core Design Contradiction:
Quantity of substanceVSLength of stationary object

Solution Approach 1:

The height adjuster enclosure utilizes the vertical dimension strategically by introducing an intermediate spacing element between the main terminal device and the meter stack. This dimensional approach allows the system to accommodate taller meter stacks with multiple sockets by providing the necessary vertical clearance in a controlled manner, rather than simply increasing the overall enclosure height uniformly.

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

Solution Approach 2:

The height adjuster enclosure is nested within the overall electrical enclosure system, fitting between the main terminal device enclosure and the meter stack enclosure. This nested configuration allows the height adjuster to provide the necessary vertical spacing while maintaining a compact overall structure. The components are arranged in a nested sequence that optimizes space utilization and enables installation of additional meter sockets without excessive vertical space consumption.

Inventive Principle:
Principle #7Nested doll (Nesting)

Data Source

PatentUS10637215B2Meter stack height adjusters and related assembly methods
Publication Date: 2020.04.28 EATON INTELLIGENT POWER LTD
  • US10637215B2 patent drawing
  • US10637215B2 patent drawing
  • US10637215B2 patent drawing

AI summary

Enclosures for electrical distribution systems include a height adjuster enclosure that provides connector buses and bus lines that rise from bus lines in a main terminal enclosure to connect to another enclosure such as a meter stack enclosure through the bus lines in the height adjuster enclosure. The bus lines in the height adjuster enclosure can include a three-phase bus having three vertical line conductor buses and a vertical neutral conductor bus that can be coupled to a feeder bus in the main terminal enclosure and a feeder bus in the meter stack enclosure.