Offset Battery Pack for 3D Scanner
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Solution Overview
Problem
Existing 3D measurement devices face challenges in compact power supply solutions that allow for easy replacement and efficient packing of batteries, leading to space inefficiencies and potential damage during insertion.
Innovation Solution
A battery pack design with circular batteries arranged in offset rows, utilizing gaps for additional components like the battery contact, protection circuit, and locking mechanism, ensuring rotation-proof insertion and charging, and minimizing concave regions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If batteries are arranged in a conventional grid pattern, then the battery pack structure is simple, but space utilization is inefficient and concave regions are created
Solution Approach 1:
The patent applies asymmetry by arranging batteries in offset rows rather than a symmetric grid pattern. The first and second rows are offset from each other, creating an asymmetric layout that eliminates concave regions and improves space utilization while maintaining structural simplicity
Solution Approach 2:
The patent transitions from a conventional two-dimensional grid arrangement to a three-dimensional offset row configuration. By staggering batteries in alternating rows at different positions, the design utilizes vertical and horizontal dimensions more efficiently, eliminating empty spaces without increasing overall complexity
2Volume of moving object
If batteries are tightly packed, then space efficiency is improved, but insertion damage risk increases
Solution Approach 1:
The patent incorporates a cushioning element between the batteries and the battery pack housing. This cushioning layer is positioned in advance to absorb insertion forces and protect the batteries from damage during installation, allowing tight packing without increasing damage risk
Solution Approach 2:
The cushioning element acts as an intermediary between the batteries and the housing structure. It mediates the interaction during insertion, distributing mechanical stresses and preventing direct contact forces from damaging the batteries while maintaining compact spacing
3Volume of moving object
If additional components are added to utilize gaps, then space utilization is optimized, but device complexity increases
Solution Approach 1:
The cushioning element serves multiple functions: it optimizes space utilization by filling gaps between batteries, protects batteries from insertion damage, and provides structural support. This multi-functionality allows the patent to optimize space without proportionally increasing device complexity
Solution Approach 2:
The patent merges the functions of space filling, protection, and structural support into a single cushioning element. By combining these functions rather than adding separate components for each, the design optimizes space utilization while minimizing the increase in device complexity
Data Source
AI summary
A 3D measurement device for optically scanning and measuring an environment is provided. The device includes a measuring head having a light emitter which emits an emission light beam, a light receiver and a control and evaluation device. The light receiver receives a reception light beam that is reflected or otherwise scattered by an object in the environment of the 3D measurement device. The control and evaluation device determines at least the distance from the object for each of a plurality of measuring points. A battery pack is removably coupled to the measuring head. The battery pack includes a battery housing and a plurality of individual batteries that are circular in cross-section. The plurality of individual batteries are arranged in a plurality of rows that define a row direction. The plurality of rows include a first row offset from a second row by one-half a diameter of the individual batteries.