Segmented Faucet Mounting Nut for Fast, Reliable Under-Counter Locking

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Solution Overview

Problem

Existing mounting and dismounting nut structures for kitchen faucets are laborious to assemble and disassemble due to limited space under the countertop, and they often lose clamping force during installation, leading to unreliable operations.

Innovation Solution

A mounting and dismounting nut structure featuring a first body with a first inclined surface, a second body with a through hole and threaded blocks, and a limiting member that supports the threaded blocks axially, ensuring secure locking and easy release through coordinated movement and rotation mechanisms.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a conventional nut and screw connection is used to fix the kitchen faucet, then the faucet can be securely fixed, but the assembly and disassembly process becomes time-consuming and laborious due to limited space under the countertop

Engineering Contradiction:
Improvefixing reliabilityVSAvoidassembly time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The nut structure is divided into multiple threaded blocks that can independently engage with the faucet pipe, allowing parallel engagement actions that reduce assembly time while maintaining secure fixation

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The threaded blocks are designed to dynamically adjust their positions through inclined surface cooperation, enabling automatic alignment and engagement without requiring precise manual positioning, thus reducing assembly time while ensuring reliable fixation

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If a quick assembly nut with inclined surfaces is used to enable quick assembly, then assembly speed is improved, but the threaded block may move outward during installation if the push cover is slightly retracted, resulting in loss of clamping force and unreliable installation

Engineering Contradiction:
Improveassembly speedVSAvoidinstallation reliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The limiting member is pre-positioned to counteract any outward movement tendency of the threaded blocks before it can compromise the clamping force, preventing installation failure while maintaining quick assembly capabilities

Inventive Principle:
Principle #9Preliminary anti-action

Solution Approach 2:

The limiting member acts as an intermediary component between the threaded blocks and the pushing force, mediating the force transmission to ensure the threaded blocks remain properly engaged without requiring excessive tightening force

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If multiple threaded blocks are used to improve locking reliability, then the locking force is enhanced, but the device complexity increases due to additional components and coordination mechanisms

Engineering Contradiction:
Improvelocking reliabilityVSAvoidstructure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

Multiple threaded blocks are merged into a single integrated nut structure where the blocks share common inclined surfaces and coordination mechanisms, reducing the number of separate components while maintaining enhanced locking reliability through distributed engagement points

Inventive Principle:
Principle #5Merging (Combining)

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

The solution provides a reliable and efficient assembly and disassembly process by preventing outward movement of threaded blocks, maintaining engagement force, and simplifying the internal structure for compactness and ease of use.

Implementation Method 1

the plurality of threaded blocks move toward a center axis of the plurality of threaded blocks due to cooperation of the first inclined surface and the second inclined surface

Methodology Applied
Scientific EffectInclined plane: Inclined Plane

Implementation Method 2

A mounting and dismounting nut structure configured to be screwed to a threaded rod

Methodology Applied
Scientific EffectThreaded connection: Screw

Data Source

PatentUS11644061B2Mounting and dismounting nut structure
Publication Date: 2023.05.09 XIAMEN LOTA INT CO LTD
  • US11644061B2 patent drawing
  • US11644061B2 patent drawing
  • US11644061B2 patent drawing

AI summary

The present disclosure disclosures a mounting and dismounting nut structure. The mounting and dismounting nut structure comprises a first body, a second body, a plurality of threaded blocks, and a limiting member. Inner walls of the plurality of threaded blocks comprise internal threads, and outer walls of the plurality of threaded blocks comprise second inclined surfaces. When the mounting and dismounting nut structure surrounds the threaded rod and is pushed towards a countertop, the plurality of threaded blocks move toward a center axis of the plurality of threaded blocks, and the second body rotates to drive the plurality of threaded blocks to be locked with the threaded rod. When the plurality of threaded blocks is locked with the threaded rod, the limiting member supports the plurality of threaded blocks in an axial direction of the plurality of threaded blocks.