Detachable Decorative Tree Lamp Base With Stable Power Contacts

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Solution Overview

Problem

Decorative tree lamps face challenges in separating the lamp housing and base due to wire constraints, making repairs inconvenient.

Innovation Solution

A decorative tree lamp design featuring a detachable connection between the lamp housing and base, utilizing mechanical structures such as threaded, insertion, snap-fit, magnetic, and clamping mechanisms, along with conductive structures for electrical connectivity, allowing easy detachment and reassembly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of repair

If the lamp housing and base are connected using traditional wire constraints, then the structural integrity is maintained, but the ease of repair deteriorates due to inability to separate components

Engineering Contradiction:

Improveease of base repairVSAvoidstructural integrity

Core Design Contradiction:

Ease of repairVSStability of the object's composition

Solution Approach 1:

The lamp is divided into separable components: lamp housing and base, connected through detachable mounting portions. The first mounting portion on the lamp housing and second mounting portion on the base can be easily assembled and disassembled, enabling independent repair of the base while maintaining structural integrity when connected.

Inventive Principle:

Principle #1Segmentation

2Ease of repair

If the lamp housing and base are made detachable for easy repair, then the ease of repair improves, but the reliability deteriorates due to potential connection instability

Engineering Contradiction:

Improveease of component separationVSAvoidconnection stability

Core Design Contradiction:

Ease of repairVSReliability

Solution Approach 1:

The mounting portions feature nested structures where the first mounting portion fits into or engages with the second mounting portion. This nesting design ensures stable connection when assembled while allowing easy detachment when needed, balancing repairability with connection reliability.

Inventive Principle:

Principle #7Nested doll (Nesting)

3Adaptability or versatility

If traditional wire constraints are used to connect lamp housing and base, then the device complexity is reduced, but the adaptability deteriorates due to inability to reconfigure components

Engineering Contradiction:

Improvecomponent reconfigurabilityVSAvoidconnection mechanism complexity

Core Design Contradiction:

Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The mounting portions are designed with universal engagement features that can accommodate different configuration scenarios. The same first and second mounting portions can be used for various assembly configurations, enabling component reconfigurability without requiring multiple specialized connection mechanisms.

Inventive Principle:

Principle #6Universality (Multi-functionality)

Data Source

PatentUS12510234B2Decorative tree lamp with detachable base and detachable branches

Publication Date: 2025.12.30 LIN FANGFANG

AI summary

Provided in the present application is a decorative tree lamp. The decorative tree lamp includes: a lamp housing, a light-emitting body, and a base. The lamp housing is configured to have a tree shape, an accommodating cavity is formed inside the lamp housing, a mounting part is formed at a lower end of the lamp housing, and electric contacts are also arranged at the lower end of the lamp housing; the light-emitting body is arranged in the accommodating cavity, and the light-emitting body is electrically connected to the electric contacts; a power supply unit is arranged inside the base, a mounting groove is formed in a top surface of the based, conductive structures are arranged in the mounting groove, and the conductive structures are electrically connected to the power supply unit; and the mounting part is mounted at the mounting groove in a detachable manner.