Motor mounting structure, air conditioner indoor unit, and air conditioner

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Solution Overview

Problem

Existing air conditioner indoor units face challenges in versatility and flexibility of motor mounting, leading to high costs and difficulty in adapting to different product forms due to region-specific needs.

Innovation Solution

A motor mounting structure featuring a first and second support member, each with distinct designs and positions, allowing for versatile and flexible mounting of the motor, including resilient members and damping cushions to stabilize and reduce vibration.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a single mounting method is designed for each product form, then the motor can be securely mounted for that specific product, but the manufacturing cost increases and versatility decreases

Engineering Contradiction:
Improvemotor mounting versatilityVSAvoidmounting structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The motor is equipped with both a first support member (flange) and a second support member (mounting ears) that can be used independently or in combination. This universal design allows the same motor to be mounted in different configurations suitable for various product forms, eliminating the need for different motor designs for different applications.

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

Solution Approach 2:

The mounting structure is divided into separate functional components: the first support member for rigid flange mounting and the second support member for flexible ear mounting. These segmented components can be selectively used based on the specific product requirements, providing versatility without requiring a completely different motor design for each application.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If different mounting methods are used for different regions, then local product requirements are met, but manufacturing cost increases

Engineering Contradiction:
Improveregional product adaptabilityVSAvoidmanufacturing cost
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

By integrating both mounting configurations into a single motor design, the manufacturer can produce a standardized motor that satisfies diverse regional requirements. This universal design enables mass production of a single motor type that can be adapted to different market needs through selective use of mounting methods, thereby reducing manufacturing costs while maintaining regional adaptability.

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

3Stability of the object's composition

If the motor is rigidly fixed to reduce vibration, then stability improves, but noise and vibration transmission increase

Engineering Contradiction:
Improvemotor mounting stabilityVSAvoidvibration and noise
Core Design Contradiction:
Stability of the object's compositionVSObject-generated harmful factors

Solution Approach 1:

A damping cushion is introduced as an intermediary element between the motor and the mounting structure. This mediator absorbs and attenuates vibration and noise while maintaining the motor's operational stability. The damping cushion serves as a buffer that decouples the rigid connection, reducing harmful vibrations and noise transmission to the surrounding environment.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Adaptability or versatility

If multiple support members are added to increase versatility, then mounting flexibility improves, but device complexity increases

Engineering Contradiction:
Improvemounting flexibilityVSAvoidsupport member complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The support structure is segmented into distinct functional elements: the first support member (flange) and the second support member (mounting ears). Each segment serves a specific mounting purpose and can be independently utilized. This segmentation provides mounting flexibility without requiring a completely complex integrated structure, as each component can be selectively engaged based on the application requirements.

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

Enhances the versatility and reduces manufacturing complexity by enabling a single motor design to be adapted to multiple unit forms, improving stability and reducing noise and vibration.

Implementation Method 1

a resilient member arranged around the first support member

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

damping cushions to stabilize and reduce vibration

Methodology Applied
Scientific EffectDamping: Damping

Data Source

PatentUS20250219499A1Motor mounting structure, air conditioner indoor unit, and air conditioner
Publication Date: 2025.07.03 GD MIDEA HEATING & VENTILATING EQUIP CO LTD
  • US20250219499A1 patent drawing
  • US20250219499A1 patent drawing
  • US20250219499A1 patent drawing

AI summary

A motor mounting structure includes a motor, a first support member, and a second support member. The first support member and the second support member are both disposed at the motor and configured to be fixed. The first support member and the second support member are different from each other.