Replaceable Lens and Universal Holder for Strobe Lamp Cost Reduction

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Solution Overview

Problem

Conventional strobe lamps have high replacement costs due to integral lens and lampshade structures, and poor installation stability leading to noise and quality issues, necessitating a solution for a small, easily replaceable lens that meets various lighting standards and reduces manufacturing and replacement costs.

Innovation Solution

A lens with a circular table shape, featuring a concave inner light source accommodation space, cylindrical protrusion, and a clamp slot, designed to fit different lens holders, achieving 20*40 degrees illumination and 180 degrees angle, with a simplified structure and improved installation stability using an elastically deformable lens holder.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If the lampshade and lens are integrated into a single structure, then the strobe lamp structure is simple, but the replacement cost increases when users want to achieve different transmission effects

Engineering Contradiction:
Improvestructure simplicityVSAvoidreplacement cost
Core Design Contradiction:
Device complexityVSEase of manufacture

Solution Approach 1:

The patent divides the integrated lampshade-lens structure into separate components: the lampshade remains as a separate housing while the lens becomes an independent, replaceable element. This segmentation allows users to replace only the lens when different transmission effects are needed, reducing replacement costs while maintaining structural simplicity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The lens holder is designed with a universal mounting structure that can accommodate different lens types and specifications. This multi-functional design allows a single lens holder to work with various lenses for different transmission effects, eliminating the need for multiple specialized holders and reducing overall replacement costs.

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

2Adaptability or versatility

If multiple lenses are integrally disposed to achieve different lighting effects, then various lighting demands can be met, but the replacement cost becomes high

Engineering Contradiction:
Improvelighting effect varietyVSAvoidreplacement cost
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The patent segments the lighting system into a universal lens holder and interchangeable lenses. Each lens can be independently replaced to achieve different lighting effects, allowing users to obtain multiple lighting configurations without replacing the entire assembly, thereby reducing replacement costs.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The lens holder is designed as a universal component that can accommodate multiple types of lenses with different optical properties. This multi-functionality enables users to achieve various lighting effects by simply changing the lens while keeping the holder, significantly reducing the need for multiple specialized holders and associated replacement costs.

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

3Reliability

If the lens is disposed in the mounting slot with a cover to prevent falling out, then the lens is secured, but the lens will vibrate in the mounting slot and produce abnormal noise

Engineering Contradiction:
Improvelens securityVSAvoidabnormal noise
Core Design Contradiction:
ReliabilityVSObject-generated harmful factors

Solution Approach 1:

The patent extracts the problematic cover component from the mounting structure and replaces it with a lens holder that provides security through its own structural design. The lens holder uses elastic deformation and clamp blocks to secure the lens without requiring a separate cover, thereby eliminating the source of vibration and abnormal noise while maintaining lens security.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The lens holder acts as an intermediary component between the mounting slot and the lens. It provides a stable mounting interface that prevents lens vibration and noise while maintaining secure fixation. The elastic deformation mechanism in the lens holder allows for secure attachment without the need for rigid covers that cause vibration.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Illumination intensity

If a lens with large volume is used to achieve wide illumination angle, then the illumination coverage is sufficient, but the manufacturing cost and replacement cost increase

Engineering Contradiction:
Improveillumination angleVSAvoidmanufacturing cost
Core Design Contradiction:
Illumination intensityVSEase of manufacture

Solution Approach 1:

The patent achieves wide illumination angles by changing the optical parameters of the lens (such as curvature, diameter, and material properties) rather than increasing the lens volume. By optimizing these parameters, the lens can provide the required illumination coverage while maintaining a compact size that reduces manufacturing and replacement costs.

Inventive Principle:
Principle #35Parameter changes

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 allows for cost-effective, adaptable, and stable lens installation, reducing replacement costs and manufacturing expenses while meeting diverse lighting demands and regulatory standards, enhancing product quality and market prospects.

Implementation Method 1

A side surface of the lens body is a reflecting surface

Methodology Applied
Scientific EffectReflection: Reflection

Implementation Method 2

The inner surface of the light source accommodation space is an incident surface of light

Methodology Applied
Scientific EffectRefraction: Refraction

Data Source

PatentUS10890732B2Lens, lens holder component and strobe lamp
Publication Date: 2021.01.12 NINGBO VASA INTELLIGENT TECH CO LTD
  • US10890732B2 patent drawing
  • US10890732B2 patent drawing
  • US10890732B2 patent drawing

AI summary

A lens is provided. The lens comprises a lens body. The lens body is substantially in a shape of a circular table. A small end of the lens body is provided with a concave inner light source accommodation space. The inner surface of the light source accommodation space is an incident surface of light. A surface of a large end of the lens body is an exit surface, and a side surface of the lens body is a reflecting surface. A bottom of the light source accommodation space is provided with a cylindrical protrusion. A cross section dimension of the light source accommodation space gradually decreases, from the small end of the lens to the large end of the lens. The cylindrical protrusion is formed by protrusion from the bottom of the light source accommodation space toward the small end of the lens body.