Network Storage Device Hard Disk Mounting Bracket Design

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Solution Overview

Problem

Current network storage devices have limited storage density and low expansion flexibility, requiring incremental addition of storage shelves for capacity increases.

Innovation Solution

A network storage device design that integrates a network switch and hard disk area within a cabinet, with hard disks fastened using mounting brackets, allowing for flexible expansion by adding more brackets and utilizing a heat dissipation apparatus for efficient cooling.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If storage shelves are expanded one by one using conventional network storage devices, then storage capacity increases, but storage density is limited and expansion flexibility is not high

Engineering Contradiction:
Improvestorage capacityVSAvoidexpansion flexibility
Core Design Contradiction:
Quantity of substanceVSAdaptability or versatility

Solution Approach 1:

The cabinet is divided into multiple mounting brackets that can independently hold hard disks, allowing the storage system to be segmented into modular units. Each mounting bracket serves as an independent segment that can be configured flexibly to meet different storage capacity requirements without expanding entire storage shelves.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Hard disks are mounted on the side walls of the cabinet using mounting brackets, utilizing the vertical and lateral dimensions of the cabinet space. This three-dimensional mounting approach maximizes space utilization and allows flexible expansion by adding more mounting brackets in different locations without requiring additional storage shelves.

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

2Quantity of substance

If multiple storage shelves are installed in stack mode, then storage capacity increases, but storage density is limited

Engineering Contradiction:
Improvestorage capacityVSAvoidstorage density
Core Design Contradiction:
Quantity of substanceVSVolume of stationary object

Solution Approach 1:

The patent transitions from horizontal stacking of storage shelves to vertical mounting of hard disks on cabinet side walls. This dimensional change allows hard disks to be arranged in multiple rows and columns within the same cabinet footprint, significantly increasing storage density without requiring additional vertical space for extra shelves.

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

Solution Approach 2:

Multiple hard disks are nested within the cabinet structure by mounting them on side walls using mounting brackets. This nesting approach allows the cabinet to contain more hard disks than traditional shelf-based configurations, effectively nesting storage components within the available cabinet volume to maximize storage density.

Inventive Principle:
Principle #7Nested doll (Nesting)

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

This design enhances storage density and flexibility, enabling efficient capacity expansion while maintaining high reliability and reducing costs by densely packing devices and optimizing heat dissipation.

Implementation Method 1

a heat dissipation apparatus, and the heat dissipation apparatus is disposed inside the cabinet

Methodology Applied
Scientific EffectHeat dissipation: Convection

Implementation Method 2

the heat dissipation apparatus includes at least one heat dissipation unit

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Data Source

PatentUS9947369B2Network storage device
Publication Date: 2018.04.17 HUAWEI TECH CO LTD
  • US9947369B2 patent drawing
  • US9947369B2 patent drawing
  • US9947369B2 patent drawing

AI summary

A network storage device is provided, where the network storage device includes a cabinet, a network switch, and a hard disk area, where the network switch and the hard disk area are installed inside the cabinet, the hard disk area includes at least one hard disk, each hard disk is fastened to the cabinet using a mounting bracket, each hard disk in the hard disk area and the network switch have a same type of interface, and the hard disk and the network switch are connected using a cable or a printed circuit board (PCB). Using the network storage device, a problem that storage density is limited is resolved, and expansion flexibility is high.